1 2008-01-08 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/34683
4 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
6 2008-01-07 Jakub Jelinek <jakub@redhat.com>
9 * config/darwin.c (darwin_mergeable_string_section): Don't use
10 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
12 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
15 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
16 negxf2. Macroize expander using X87MODEF mode iterator. Change
17 predicates of op0 and op1 to register_operand.
18 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize expander
19 using X87MODEF mode iterator. Change predicates of op0 and op1 to
21 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
22 corresponding patterns and macroize using MODEF macro. Change
23 predicates of op0 and op1 to register_operand and remove
24 "m" constraint. Disparage "r" alternative with "!".
25 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
26 macroize using X87MODEF macro. Change predicates of op0 and op1
27 to register_operand and remove "m" constraint. Disparage "r"
29 (absneg splitter with memory operands): Remove.
30 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
31 patterns and macroize using X87MODEF mode iterator.
32 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
33 Change predicate of op1 to register_operand.
34 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
35 for memory operands.2008-01-07 Richard Guenther <rguenther@suse.de>
37 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
39 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
41 2008-01-07 Richard Guenther <rguenther@suse.de>
43 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
46 2008-01-07 Richard Guenther <rguenther@suse.de>
48 PR tree-optimization/34683
49 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
50 VOPs of the needed size to save memory. Use VEC_quick_push
52 (vdefs_to_vec): Likewise.
54 2008-01-07 Sa Liu <saliu@de.ibm.com>
56 * config/spu/spu.md (divdf3): Genetate inline code for double
57 division. The implementation doesn't handle INF or NAN, therefore it
58 only applies when -ffinite-math-only is given.
60 2008-01-06 Paolo Carlini <pcarlini@suse.de>
63 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
64 * doc/cpp.texi ([Common Predefined Macros]): Document.
66 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
68 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
69 order to use commutative addition instead of subtraction.
71 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
72 Mircea Namolaru <namolaru@il.ibm.com>
73 Vladimir Yanovsky <yanov@il.ibm.com>
74 Revital Eres <eres@il.ibm.com>
76 PR tree-optimization/34263
77 * tree-outof-ssa.c (process_single_block_loop_latch,
78 contains_tree_r): New functions.
79 (analyze_edges_for_bb): Call process_single_block_loop_latch
80 function to empty single-basic-block latch block if possible.
82 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
84 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
86 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
88 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
90 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
92 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
94 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
96 2008-01-05 Jakub Jelinek <jakub@redhat.com>
98 PR tree-optimization/34618
99 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
102 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
105 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
106 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
107 Update copyright year.
109 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
110 Update copyright year.
111 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
114 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
116 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
117 edge does not point to current bb before changing need_assert.
119 2008-01-04 Richard Guenther <rguenther@suse.de>
122 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
123 for verifying purposes if they are is_gimple_min_invariant.
125 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
127 PR tree-optimization/34448
128 PR tree-optimization/34465
129 * gimplify.c (gimplify_init_constructor): Add new parameter
130 notify_temp_creation. Use it.
131 (gimplify_modify_expr_rhs): Take volatiles into account when
132 optimizing constructors.
133 Do not optimize constructors if gimplify_init_constructor will dump to
135 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
136 * gcc.c-torture/compile/pr34448.c: New.
138 2008-01-04 Jakub Jelinek <jakub@redhat.com>
140 PR gcov-profile/34609
141 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
142 return_slot if result is TREE_ADDRESSABLE.
144 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
146 * config/mips/mips.md (sqrt_condition): Tweak comment.
147 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
149 2008-01-03 Tom Tromey <tromey@redhat.com>
152 * c-common.c (c_type_hash): Handle VLAs.
154 2008-01-03 Jan Hubicka <jh@suse.cz>
156 PR tree-optimization/31081
157 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
158 0 when inlining and not inlining to first basic block.
159 (remap_decl): When var is initialized to 0, don't set default_def.
160 (expand_call_inline): Set entry_bb.
161 * tree-inline.h (copy_body_data): Add entry_bb.
163 2008-01-03 Jakub Jelinek <jakub@redhat.com>
166 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
169 PR tree-optimization/29484
170 * tree-inline.c (inline_forbidden_p_2): New function.
171 (inline_forbidden_p): Disallow inlining if some static var
172 has an address of a local LABEL_DECL in its initializer.
173 * doc/extend.texi (Labels as Values): Document &&foo behaviour
176 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
178 PR tree-optimization/34635
179 * tree-data-ref.c (add_other_self_distances): Make sure that the
180 evolution step is constant.
182 2008-01-03 Jakub Jelinek <jakub@redhat.com>
185 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
187 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
189 * tree-sra.c (scalarize_init): Insert the generate_element_init
190 statements after the generate_element_zero statements.
192 2008-01-02 Richard Guenther <rguenther@suse.de>
196 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
197 for very large number of operands instead of ICEing.
199 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
202 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
205 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
207 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
210 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
213 * tree-mudflap.c (mx_register_decls): Guard warning by
214 !DECL_ARTIFICIAL check.
216 2008-01-01 Jakub Jelinek <jakub@redhat.com>
218 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
219 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
220 sse5_perm<mode>): Fix constraints.
222 2007-12-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
225 * collect2.c (SHLIB_SUFFIX): Define if not defined.
226 (write_c_file_stat): Use SHLIB_SUFFIX.
227 * som.h (SHLIB_SUFFIX): Define.
228 * doc/tm.texi (SHLIB_SUFFIX): Document.
230 2007-12-29 Uros Bizjak <ubizjak@gmail.com>
232 * config/i386/sse.md ("*divv4sf3"): Rename to "sse_divv4sf3".
233 ("*sse_rsqrtv4sf2"): Export.
234 ("*sse_sqrtv4sf2"): Ditto.
235 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_RSQRTPS_NR,
236 IX86_BUILTIN_SQRTPS_NR]: New constants.
237 (struct builtin_description) [IX86_BUILTIN_DIVPS]: Use
238 CODE_FOR_sse_divv4sf3.
239 [IX86_BUILTIN_SQRTPS]: Use CODE_FOR_sse_sqrtv4sf2.
240 [IX86_BUILTIN_SQRTPS_NR]: New.
241 [IX86_BUILTIN_RSQRTPS_NR]: Ditto.
242 (ix86_init_mmx_sse_builtins): Initialize __builtin_ia32_rsqrtps_nr and
243 __builtin_ia32_sqrtps_nr.
244 (ix86_builtin_vectorized_function): Convert BUILT_IN_SQRTF to
245 IX86_BUILTIN_SQRTPS_NR.
246 (ix86_builtin_reciprocal): Convert IX86_BUILTIN_SQRTPS_NR to
247 IX86_BUILTIN_RSQRTPS_NR.
249 2007-12-27 Brian Dessent <brian@dessent.net>
251 * doc/invoke.texi (Optimize Options): Add missing opindex for
252 -fno-toplevel-reorder.
254 2007-12-27 Dorit Nuzman <dorit@il.ibm.com>
256 PR tree-optimization/34591
257 * tree-vect-trasnform.c (vect_estimate_min_profitable_iters): Skip
258 stmts (including reduction stmts) that are not live.
260 2007-12-27 Jakub Jelinek <jakub@redhat.com>
263 * config/arm/arm.c (arm_setup_incoming_varargs): If last named
264 argument needs double word alignment and cum->nregs is odd, account
265 for the inserted padding.
268 * tree-mudflap.c (mf_make_builtin): Make decl artificial
269 and don't emit debug info for it.
271 2007-12-26 Anatoly Sokolov <aesok@post.ru>
273 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Move AT90USB82
274 and AT90USB162 devices from 'avr5' to 'avr35' architecture.
275 (ASM_SPEC): Add 'avr35' architecture.
276 * config/avr/avr.c (avr_mcu_types): Move AT90USB82 and AT90USB162
277 devices from 'avr5' to 'avr35' architecture.
278 (avr_arch_types): Add "avr23" entries.
279 (avr_arch): Add 'ARCH_AVR35'.
280 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add 'avr35'.
281 (MULTILIB_MATCHES): Move AT90USB82 and AT90USB162 devices from 'avr5'
282 to 'avr35' architecture.
284 2007-12-22 David Daney <ddaney@avtrex.com>
286 * doc/install.texi (disable-libgcj-bc): Document new option.
288 2007-12-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
290 * config/pa/pa.c (hppa_legitimize_address): Use INT14_OK_STRICT in
294 * pa.c (legitimize_pic_address): Emit insn to load function label
297 2007-12-21 Andrew Pinski <pinskia@gmail.com>
298 Rask Ingemann Lambertsen <rask@sygehus.dk>
301 * config/mcore/mcore.c (mcore_function_value): Call promote_mode
302 instead of PROMOTE_MODE.
304 2007-12-21 Sebastian Pop <sebastian.pop@amd.com>
306 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix typo.
308 2007-12-21 Sebastian Pop <sebastian.pop@amd.com>
310 * tree-data-ref.c (signed_type_for_types): New.
311 (affine_fn_op): Use signed_type_for_types and signed_type_for instead
312 of long_integer_type_node.
313 (analyze_ziv_subscript): Same.
314 (analyze_siv_subscript_cst_affine): Same.
315 (analyze_miv_subscript): Same.
316 (omega_setup_subscript): Same.
318 2007-12-21 Richard Sandiford <rsandifo@nildram.co.uk>
320 * config/mips/mips.c (mips_emit_loadgp): Replace gen_* calls with
321 separate gen_*_si and gen_*_di calls. Pass pic_offset_table_rtx
322 as the first argument.
323 * config/mips/mips.md (loadgp_newabi, loadgp_absolute)
324 (loadgp_rtp): Rename to...
325 (loadgp_newabi_<mode>, loadgp_absolute<mode>, loadgp_rtp<mode>):
326 ...these. Add modes to all operands. Add the target register
327 as an operand. Combine loadgp_rtp<mode> with its splitter.
329 2007-12-20 Bob Wilson <bob.wilson@acm.org>
331 * config/xtensa/xtensa.md (fix_return_addr): Remove.
332 * config/xtensa/xtensa-protos.h (xtensa_initialize_trampoline): New.
333 (xtensa_trampoline_template): New.
334 * config/xtensa/xtensa.c (MIN_FRAME_SIZE): Moved here from xtensa.h.
335 (xtensa_return_addr): Expand to standard Xtensa insns instead of
336 fix_return_addr. Get high bits from a local label.
337 (xtensa_trampoline_template): New function with code moved from
338 TRAMPOLINE_TEMPLATE in xtensa.h. Use L32R instead of CALL0 except
339 when using CONST16 or absolute-mode literals.
340 (xtensa_initialize_trampoline): New function with code moved from
341 INITIALIZE_TRAMPOLINE in xtensa.h. Use different offsets depending
342 on which trampoline version is used.
343 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Add comment.
344 * config/xtensa/xtensa.h (TARGET_ABSOLUTE_LITERALS): Define.
345 (MIN_FRAME_SIZE): Moved to xtensa.c.
346 (TRAMPOLINE_TEMPLATE): Use xtensa_trampoline_template.
347 (TRAMPOLINE_SIZE): Two versions of the trampoline have different sizes.
348 (INITIALIZE_TRAMPOLINE): Use xtensa_initialize_trampoline.
349 * config/xtensa/ieee754-df.S (XCHAL_NO_MUL): Define.
350 (__muldf3): Use CALL12 instead of CALL0 to invoke .Lmul_mulsi3
351 helper when not using the CALL0 ABI. Change .Lmul_mulsi3 to match.
352 * config/xtensa/lib1funcs.asm (__umulsidi3): Likewise.
353 * config/xtensa/ieee754-sf.S (__mulsf3): Likewise.
355 2007-12-20 Jakub Jelinek <jakub@redhat.com>
358 * tree-ssa-dse.c (dse_optimize_stmt): Don't eliminate store if
359 USE_STMT not only stores into the same object as STMT, but might
362 2007-12-19 Sebastian Pop <sebastian.pop@amd.com>
364 PR tree-optimization/34413
365 * tree-data-ref.c (affine_fn_op, analyze_ziv_subscript,
366 analyze_siv_subscript_cst_affine, analyze_miv_subscript,
367 omega_setup_subscript): Use long_integer_type_node instead of
370 2007-12-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
373 * pa.c (legitimize_pic_address): Force function labels into memory.
375 2007-12-19 Zdenek Dvorak <ook@ucw.cz>
377 * omp-low.c (build_omp_regions_1): Recognition of combined parallels
379 (expand_omp): ... here.
381 2007-12-19 Zdenek Dvorak <ook@ucw.cz>
383 PR tree-optimization/34355
384 * tree-parloops.c (take_address_of): Handle expresions
385 instead of just variables.
386 (eliminate_local_variables_1): Force whole invariant
389 2007-12-19 Alexander Monakov <amonakov@ispras.ru>
390 Revital Eres <eres@il.ibm.com>
392 * modulo-sched.c (generate_reg_moves): Insert the reg-moves
393 right before the notes which precedes the insn, if they exists.
394 (loop_canon_p): Add dump info.
395 (sms_schedule): Likewise.
397 2007-12-19 Richard Sandiford <rsandifo@nildram.co.uk>
399 * tree.h (set_decl_incoming_rtl): Add a by_reference_p parameter.
400 * emit-rtl.c (set_decl_incoming_rtl): Likewise. Don't set the
401 rtl's register attributes when the parameter is true.
402 * function.c (assign_parms_unsplit_complex, assign_parms)
403 (expand_function_start): Update calls to set_decl_incoming_rtl.
405 2007-12-19 Richard Sandiford <rsandifo@nildram.co.uk>
407 * rtl.def (SUBREG): Update comments.
408 * rtl.h (reg_attrs): Be explicit about the type of offset used.
409 (set_reg_attrs_from_mem): Rename to...
410 (set_reg_attrs_from_value): ...this.
411 (adjust_reg_mode, byte_lowpart_offset): Declare.
412 * emit-rtl.c (byte_lowpart_offset): New function.
413 (update_reg_offset): Remove special offset handling for big-endian
415 (gen_rtx_REG_offset, gen_reg_rtx_offset): Explicitly say that the
416 offset parameter is added to REG_OFFSET.
417 (adjust_reg_mode): New function.
418 (set_reg_attrs_for_mem): Rename to...
419 (set_reg_attrs_for_value): ...this and generalize to all values.
420 If the register is a lowpart of the value, adjust the offset
422 (set_reg_attrs_for_parm): Update after the above renaming.
423 (set_reg_attrs_for_decl_rtl): New function, split out from
424 set_decl_incoming_rtl. Set the offset of plain REGs to the
425 offset of the REG's mode from the decl's. Assert that all
426 subregs are lowparts and handle their inner registers in the
427 same way as plain REGs.
428 (set_decl_rtl, set_incoming_decl_rtl): Use reg_attrs_for_decl_rtl.
429 (subreg_lowpart_offset): Explicitly say that the returned offset
431 * combine.c (do_SUBST_MODE, try_combine, undo_all): Use adjust_reg_mode
433 * final.c (alter_subreg): Fix/update argument to gen_rtx_REG_offset.
434 * config/ia64/ia64.c (ia64_expand_load_address): Likewise.
435 * regclass.c (reg_scan_mark_refs): Use set_reg_attrs_from_value.
436 * reload.c (find_reloads_subreg_address): Call set_mem_offset
437 when offseting a MEM.
438 * var-tracking.c (offset_valid_for_tracked_p): Delete.
439 (mode_for_reg_attrs): Replace with...
440 (track_loc_p): ...this new function. Return the mode and offset
441 to the caller, checking that the latter is valid. If the rtx is
442 a paradoxical lowpart of the decl, use the decl's mode instead.
443 Do the same when storing to a register that contains the entire decl.
444 (var_lowpart): Use byte_lowpart_offset rather than
445 subreg_lowpart_offset when adjusting the offset attribute.
446 (count_uses, add_uses, add_stores): Use track_reg_p instead of
447 REG_EXPR, MEM_EXPR, REG_OFFSET, INT_MEM_OFFSET, track_expr_p,
448 offset_valid_for_tracked_p and mode_for_reg_attrs. Generate
449 lowparts for MEMs as well as REGs.
450 (vt_add_function_parameters): When obtaining the information from
451 the decl_rtl, adjust the offset to match incoming. Use track_loc_p
454 2007-12-18 Sebastian Pop <sebastian.pop@amd.com>
456 PR tree-optimization/34123
457 * lambda-code.c (can_duplicate_iv): New.
458 (cannot_convert_modify_to_perfect_nest): New.
459 (cannot_convert_bb_to_perfect_nest): New.
460 (can_convert_to_perfect_nest): Split up.
462 2007-12-18 David Daney <ddaney@avtrex.com>
464 * config/mips/mips.md (clear_hazard): Use PRINT_OPERAND punctuation
465 instead of .set push and .set pop.
467 2007-12-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
470 * config/bfin/bfin.c (bfin_adjust_cost): Dig into PARALLELs to find
473 2007-12-18 Razya Ladelsky <razya@il.ibm.com>
475 * tree-parloops.c (reduiction_info): Change documentation of
476 reduction_initial field.
477 (initialize_reductions): Remove creation of reduction_initial variable.
478 (create_loads_for_reductions): don't join reduction_initial to
481 2007-12-18 Kaz Kylheku <kaz@zeugmasystems.com>
483 PR rtl-optimization/34456
484 * resource.c (mark_set_resources): Use regs_invalidated_by_call
485 rather than call_used_regs and global_regs.
487 2007-12-18 Jakub Jelinek <jakub@redhat.com>
489 PR rtl-optimization/34490
490 * simplify-rtx.c (simplify_const_relational_operation): If !sign,
491 don't reduce mmin/mmax using num_sign_bit_copies.
493 2007-12-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
495 * doc/install.texi: Change recommended MPFR from 2.2.1 > 2.3.0.
497 2007-12-17 Andreas Schwab <schwab@suse.de>
499 * doc/invoke.texi (Warning Options): Use @itemx.
501 2007-12-17 Dorit Nuzman <dorit@il.ibm.com>
503 * tree-vectorizer.h (verbosity_levels): Add new verbosity level
505 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Change
506 verbosity level to REPORT_COST.
507 (vect_model_reduction_cost): Likewise.
508 (vect_model_induction_cost): Likewise.
509 (vect_model_simple_cost): likewise.
510 (vect_model_store_cost): likewise.
511 (vect_model_load_cost): likewise.
512 (conservative_cost_threshold): Likewise. Remove print.
514 2007-12-17 Rask Ingemann Lambertsen <rask@sygehus.dk>
516 * doc/tm.texi (TARGET_SECONDARY_RELOAD): Fix typos.
518 2007-12-17 Jakub Jelinek <jakub@redhat.com>
521 * c-parser.c (c_parser_omp_all_clauses): Accept optional comma
524 2007-12-17 Dorit Nuzman <dorit@il.ibm.com>
526 PR tree-optimization/34445
527 * tree-vect-trasnform.c (vect_estimate_min_profitable_iters): Skip
528 stmts (including live stmts) that are not relevant.
530 2007-12-17 Jack Howarth <howarth@bromo.med.uc.edu>
533 * config/i386/t-crtpc: Add $(MULTILIB_CFLAGS).
534 * config/i386/t-crtfm: Likewise.
536 2007-12-17 Uros Bizjak <ubizjak@gmail.com>
538 * config/i386/i386.h (WIDEST_HARDWARE_FP_SIZE): Define.
540 2007-12-16 Uros Bizjak <ubizjak@gmail.com>
542 * tree-vect-transform.c (conservative_cost_threshold): Add missing
543 space to "not vectorized" message.
545 2007-12-16 Richard Sandiford <rsandifo@nildram.co.uk>
547 PR rtl-optimization/34415
548 * df.h (DF_LR_IN, DF_LR_OUT): Update comments.
549 * resource.c (mark_target_live_regs): Use DF_LR_IN rather than
550 df_get_live_in. Don't handle pseudos.
552 2007-12-16 Jakub Jelinek <jakub@redhat.com>
555 * c-decl.c (merge_decls): Copy RTL from olddecl to newdecl.
556 * config/pa/pa.c (pa_encode_section_info): If !first, preserve
557 SYMBOL_FLAG_REFERENCED flag.
559 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
561 * tree.c (type_hash_add): Fix whitespace.
563 2007-12-15 Hans-Peter Nilsson <hp@axis.com>
565 Add CRIS v32 support. Fix -mcc-init.
566 * config.gcc: Make crisv32-* have cpu_type cris. Handle
567 crisv32-*-elf and crisv32-*-none like cris-*-elf and cris-*-none
568 but without multilibs and with target_cpu_default=32.
569 (crisv32-*-linux*): Handle as cris-*-linux*. Set
570 target_cpu_default to 32 and 10 accordingly.
571 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Remove unused macro.
572 (cris_movem_load_rest_p, cris_store_multiple_op_p): Remove FIXME.
573 Change regno_dir and regno only if !TARGET_V32.
574 (cris_conditional_register_usage): If TARGET_V32, set
575 reg_alloc_order as per REG_ALLOC_ORDER_V32 and make
576 CRIS_ACR_REGNUM non-fixed.
577 (cris_print_base): Add gcc_assert for post_inc on CRIS_ACR_REGNUM.
578 (cris_print_operand) <case 'Z', case 'u'>: New cases.
579 <case REG of case 'H'>: Allow for CRIS_SRP_REGNUM.
580 (cris_reload_address_legitimized): Always return false for TARGET_V32.
581 (cris_register_move_cost): New function, guts from
582 REGISTER_MOVE_COST adjusted for CRIS v32.
583 (cris_normal_notice_update_cc): New function split out from...
584 (cris_notice_update_cc): Set cc_status.flags CC_REVERSED for
585 TARGET_CCINIT. Call cris_normal_notice_update_cc for CC_REV,
586 CC_NOOV32 and CC_NORMAL, but set cc_status.flags CC_NO_OVERFLOW
587 for CC_NOOV32 and TARGET_V32.
588 (cris_simple_epilogue): Always return false for TARGET_V32 if
589 cris_return_address_on_stack yields true.
590 (cris_cc0_user_requires_cmp): New function.
591 (cris_valid_pic_const): Add argument ANY_OPERAND. All callers
592 changed. Handle CRIS_UNSPEC_PLT_PCREL and CRIS_UNSPEC_PCREL.
593 (cris_asm_output_case_end): New function, guts from
594 ASM_OUTPUT_CASE_END adjusted for CRIS v32.
595 (cris_override_options): Adjust for CRIS v32. Mask out
596 TARGET_SIDE_EFFECT_PREFIXES and TARGET_MUL_BUG if v32.
597 (cris_asm_output_mi_thunk, cris_expand_epilogue)
598 (cris_gen_movem_load, cris_emit_movem_store)
599 (cris_expand_pic_call_address, cris_asm_output_symbol_ref)
600 (cris_asm_output_label_ref, cris_output_addr_const_extra): Adjust
602 (cris_split_movdx): Copy re-used MEM.
603 * config/cris/t-elfmulti: Add multilib v32 for -march=v32.
604 * config/cris/predicates.md
605 ("cris_general_operand_or_pic_source"): New predicate.
606 ("cris_general_operand_or_plt_symbol"): Replace by...
607 ("cris_nonmemory_operand_or_callable_symbol"): New predicate.
608 * config/cris/linux.h: Sanity-check TARGET_CPU_DEFAULT for
609 presence and contents.
610 (CRIS_SUBTARGET_DEFAULT_ARCH): New macro, MASK_AVOID_GOTPLT for
612 (CRIS_CPP_SUBTARGET_SPEC, CRIS_CC1_SUBTARGET_SPEC,
613 CRIS_ASM_SUBTARGET_SPEC): Adjust for different TARGET_CPU_DEFAULT.
614 (CRIS_SUBTARGET_DEFAULT): Add CRIS_SUBTARGET_DEFAULT_ARCH.
615 * config/cris/cris.h: Sanity-check TARGET_CPU_DEFAULT for contents.
616 (CRIS_DEFAULT_TUNE, CRIS_ARCH_CPP_DEFAULT)
617 (CRIS_DEFAULT_ASM_ARCH_OPTION): New macros.
618 (CRIS_CC1_SUBTARGET_SPEC): Change default tuning to use
620 (CRIS_CPP_SUBTARGET_SPEC): Ditto. Add CRIS_ARCH_CPP_DEFAULT.
621 (ASM_SPEC): Add sanity-check erroring out when both -march= and
622 -mcpu= are specified. Pass on either as --march=v32.
623 (CRIS_ASM_SUBTARGET_SPEC): When neither -march= or -mcpu= are
624 specified, pass on CRIS_DEFAULT_ASM_ARCH_OPTION.
625 (CRIS_CPU_V32): New macro.
626 [!TARGET_CPU_DEFAULT]: Default-define as CRIS_CPU_BASE.
627 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]: Move default
628 TARGET_DEFAULT definition after new TARGET_CPU_DEFAULT definition.
629 Define v32-adjusted TARGET_DEFAULT.
630 (CRIS_DEFAULT_CPU_VERSION): Change to TARGET_CPU_DEFAULT from
632 (TARGET_V32): New macro.
633 (REG_ALLOC_ORDER_V32): New macro.
634 (HARD_REGNO_MODE_OK): Do not allow larger-than-register-size modes
635 into CRIS_ACR_REGNUM.
636 (enum reg_class): New classes ACR_REGS, SPEC_ACR_REGS, GENNONACR_REGS
637 and SPEC_GENNONACR_REGS.
638 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Adjust for new classes.
639 (REGNO_REG_CLASS): Give ACR_REGS for CRIS_ACR_REGNUM.
640 (MODE_CODE_BASE_REG_CLASS): Define, give for OCODE POST_INC
641 GENNONACR_REGS, BASE_REG_CLASS otherwise.
642 (REG_CLASS_FROM_LETTER): 'a' is for ACR_REGS.
643 (REGNO_MODE_CODE_OK_FOR_BASE_P): Define, refusing OCODE POST_INC
645 (PREFERRED_RELOAD_CLASS): Keep ACR_REGS as preferred.
646 (HARD_REGNO_RENAME_OK): Refuse CRIS_ACR_REGNUM as TO.
647 (EXTRA_CONSTRAINT): New constraint 'U'.
648 (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE)
649 (ASM_OUTPUT_ADDR_DIFF_ELT): Adjust for CRIS v32.
650 (BASE_OR_AUTOINCR_P): Refuse POST_INC for CRIS_ACR_REGNUM.
651 (SIMPLE_ADDRESS_P): Remove.
652 (GO_IF_LEGITIMATE_ADDRESS): Use BASE_OR_AUTOINCR_P, not redundant
653 SIMPLE_ADDRESS_P. Make one chained if-else, finishing as
654 non-match after BASE_OR_AUTOINCR_P for TARGET_V32.
655 (REGISTER_MOVE_COST): Just call the new function
656 cris_register_move_cost.
657 (enum cris_pic_symbol_type): Rename cris_gotrel_symbol to
658 cris_rel_symbol. All users changed.
659 (REGISTER_NAMES): Replace "pc" with "acr".
660 (ADDITIONAL_REGISTER_NAMES): Add "pc" for 15.
661 (ASM_OUTPUT_REG_PUSH): Change to v32-compatible sequence.
662 (ASM_OUTPUT_REG_POP): Change to v32-compatible syntax.
663 (ASM_OUTPUT_CASE_END): Just call the new function
664 cris_asm_output_case_end.
665 * gcc/config/cris/cris.md: Group related constants together, with
667 (CRIS_UNSPEC_PLT_GOTREL, CRIS_UNSPEC_PLT_PCREL, CRIS_UNSPEC_PCREL)
668 (CRIS_UNSPEC_CASESI): New constants.
669 (CRIS_UNSPEC_PLT): Remove constant.
670 (CRIS_ACR_REGNUM): New constant.
671 ("slottable"): New attr alternatives "has_return_slot" and
673 ("cc"): New attr alternatives "noov32" and "rev".
674 ((eq_attr "slottable" "has_call_slot"))
675 ((eq_attr "slottable" "has_return_slot")): New define_delays.
676 ("movdi", "movsi"): Adjust operands for CRIS v32.
677 ("tstdi", "cmpdi", "adddi3", "subdi3", "uminsi3")
678 ("indirect_jump"): Ditto. Make define_expand.
679 ("*tstdi_non_v32", "*tstdi_v32", "*tst<mode>_cmp")
680 ("*tst<mode>_non_cmp", "*cmpdi_non_v32", "*cmpdi_v32")
681 ("*movdi_v32", "*adddi3_non_v32", "*adddi3_v32")
682 ("*addsi3_non_v32", "*addsi3_v32", "*addhi3_non_v32")
683 ("*addhi3_v32", "*addqi3_non_v32", "*addqi3_v32")
684 ("*subdi3_non_v32", "*subdi3_v32", "*subsi3_non_v32")
685 ("*subsi3_v32", "*sub<mode>3_nonv32", "*sub<mode>3_v32")
686 ("*andqi3_non_v32", "*andqi3_v32", "*iorsi3_non_v32")
687 ("*iorsi3_v32", "*iorhi3_non_v32", "*iorhi3_v32")
688 ("*iorqi3_non_v32", "*iorqi3_v32", "*uminsi3_non_v32")
689 ("*uminsi3_v32", "*indirect_jump_non_v32", "*indirect_jump_v32")
690 ("*expanded_call_v32", "*expanded_call_value_v32"): New patterns,
691 for the corresponding standard name.
692 ("tst<mode>"): Limit to BW and make define_expand.
693 ("tstsi"): Make separate insn, adjusting for CRIS v32.
694 ("*cmp_swapext<mode>"): Adjust for v32. Specify "rev" for attr "cc".
695 ("cmpsi", "cmp<mode>"): Remove special cases for zero. Specify
697 ("*btst"): Don't match for TARGET_CCINIT. Replace test of
698 register with compatible "cmpq 0". Specify attr "cc".
699 ("*movdi_insn_non_v32"): New pattern, replacing "*movdi_insn" and
701 (define_split for DI move): Match CRIS v32 only.
702 ("*movsi_got_load", "*movsi_internal", "*addi"): Adjust for CRIS v32.
703 ("load_multiple", "store_multiple", "*addsbw_v32", "*addubw_v32")
704 ("*adds<mode>_v32", "*addu<mode>_v32", "*bound<mode>_v32")
705 ("*casesi_jump_v32", "*expanded_andsi_v32", "*expanded_andhi_v32")
706 ("*extop<mode>si_v32", "*extopqihi_v32", "*andhi_lowpart_v32")
707 ("*andqi_lowpart_v32", "cris_casesi_v32"): New patterns.
708 ("add<mode>3"): Make addsi3, addhi3 and addqi3 define_expand.
709 ("sub<mode>3"): Ditto subsi3, subhi3 and subqi3.
710 ("ior<mode>3"): Ditto iorsi3, iorhi3 and iorqi3.
711 ("*extopqihi_non_v32"): Replace "*extopqihi".
712 ("*extop<mode>si_non_v32"): Replace "*extop<mode>si".
713 ("*addxqihi_swap_non_v32"): Rename from "*extopqihi_swap", make
715 ("*extop<mode>si_swap_non_v32"): Ditto "*extop<mode>si_swap".
716 ("*expanded_andsi_non_v32"): Ditto "*expanded_andsi".
717 ("*expanded_andhi_non_v32"): Ditto "*expanded_andhi".
718 ("*andhi_lowpart_non_v32"): Ditto "*andhi_lowpart".
719 ("*andqi_lowpart_non_v32"): Ditto "*andqi_lowpart".
720 ("*expanded_call_non_v32"): Ditto "*expanded_call". Change from
721 "cris_general_operand_or_plt_symbol" to "general_operand".
722 ("*expanded_call_value_non_v32") Ditto "*expanded_call_value".
723 ("*casesi_adds_w", "mstep_shift", "mstep_mul")
724 ("*expanded_call_side", "*expanded_call_value_side")
725 (op-extend-split, op-extend-split-rx=rz, op-extend-split-swapped)
726 (op-extend-split-swapped-rx=rz, op-extend, op-split-rx=rz)
727 (op-split-swapped, op-split-swapped-rx=rz): Make non-v32 only.
728 ("dstep_mul", "xorsi3", "one_cmplsi2", "<shlr>si3")
729 ("*expanded_<shlr><mode>", "*<shlr><mode>_lowpart", "ashl<mode>3")
730 ("*ashl<mode>_lowpart", "abssi2", "clzsi2", "bswapsi2")
731 ("cris_swap_bits"): Specify "noov32" for attr "cc".
732 ("<su>mulsi3_highpart"): Ditto. Correct operand 0 to register_operand.
733 ("andqi3"): Make define_expand.
734 ("*return_expanded"): For attr "slottable", change from "has_slot"
735 to "has_return_slot".
736 ("cris_casesi_non_v32"): New pattern, old contents of "casesi".
737 ("casesi"): Divert into "cris_casesi_v32" and "cris_casesi_non_v32".
738 (moversideqi, movemsideqi, mover2side): Require
739 TARGET_SIDE_EFFECT_PREFIXES.
740 (gotplt-to-plt, gotplt-to-plt-side): Change from CRIS_UNSPEC_PLT
741 to CRIS_UNSPEC_PLT_GOTREL.
742 * config/cris/cris-protos.h (cris_register_move_cost)
743 (cris_cc0_user_requires_cmp, cris_asm_output_case_end): Declare.
745 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
748 * dwarf2out.c (dwarf_tag_name): Synchronize with dwarf2.h.
749 (is_type_die): Cover interface types.
750 (class_or_namespace_scope_p): Cover interface and class types.
751 (record_type_tag): New.
752 (gen_inlined_structure_type_die): Use it.
753 (gen_struct_or_union_type_die): Likewise.
754 (prune_unused_types_walk): Cover interface types.
755 * langhooks.h (classify_record): New enum.
756 (classify_record): New member in struct langhooks_for_types.
757 * langhooks-def.h (LANG_HOOKS_CLASSIFY_RECORD): New.
758 (LANGHOOKS_FOR_TYPES_INITIALIZER): Adjust.
760 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
762 * dwarf2out.c (reference_to_unused): Don't emit strings in
763 initializers just because of debug information.
764 * tree.h (TREE_ASM_WRITTEN): Document use for STRING_CSTs.
766 2007-12-15 Sebastian Pop <sebastian.pop@amd.com>
768 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Replace
769 print_loop_ir with print_loops.
770 * tree-flow.h (dot_cfg, debug_loops, debug_loop, debug_loop_num,
771 print_loops, print_loops_bb): Declare.
772 * tree-cfg.c (print_loops_bb): New.
773 (print_loop): Print header, latch, bounds, estimation of iterations.
774 (print_loop_and_siblings): New.
775 (print_loop_ir): Renamed print_loops.
776 (debug_loop_ir): Renamed debug_loops.
777 (debug_loop, debug_loop_num): New.
779 2007-12-15 Bernhard Fischer <aldot@gcc.gnu.org>
781 * tree-flow-inline.h.c (next_readonly_imm_use): Fix typo in comment.
783 2007-12-15 Bernhard Fischer <aldot@gcc.gnu.org>
785 * toplev.c (process_options): Fix typo in warning.
787 2007-12-14 Jakub Jelinek <jakub@redhat.com>
790 * config/i386/i386.c (ix86_expand_branch): Optimize LE/LEU/GT/GTU
791 DImode comparisons against constant with all 1's in the lower word.
793 2007-12-14 Uros Bizjak <ubizjak@gmail.com>
795 * config/i386/sse.md (sse4_2_pcmpestr): Use reg_not_xmm0_operand
796 constraint for operand 2. Use nonimm_not_xmm0_operand constraint
797 for operand 4. Update arguments in the call to
798 gen_sse4_2_pcmpestr_cconly.
799 (sse_4_2_pcmpestr_cconly): Renumber insn operands and update insn
800 template accordingly.
801 (sse4_2_pcmpistr): Use reg_not_xmm0_operand constraint for operand2.
802 Use nonimm_not_xmm0_operand constraint for operand 3. Update
803 arguments in the call to gen_sse4_2_pcmpistr_cconly.
804 (sse_4_2_pcmpistr_cconly): Renumber insn operands and update insn
805 template accordingly.
807 2007-12-14 Richard Guenther <rguenther@suse.de>
810 * tree-ssa-operands.h (create_ssa_artificial_load_stmt): Add
811 parameter to say whether to unlink immediate uses.
812 * tree-ssa-operands.c (create_ssa_artificial_load_stmt): Do not
813 mark the artificial stmt as modified. Unlink immediate uses
815 * tree-ssa-dom.c (record_equivalences_from_stmt): Update caller.
816 * tree-ssa-pre.c (insert_fake_stores): Likewise.
818 2007-12-13 Eric Botcazou <ebotcazou@libertysurf.fr>
821 * gimplify.c (gimplify_modify_expr_complex_part): Add note to comment.
822 * tree-complex.c (init_dont_simulate_again): Return true if there are
823 uninitialized loads generated by gimplify_modify_expr_complex_part.
824 * tree-gimple.c (is_gimple_reg_type): Return false for complex types
826 * tree-ssa.c (ssa_undefined_value_p): New predicate extracted from...
827 (warn_uninit): ...here. Use ssa_undefined_value_p.
828 * tree-ssa-pre.c (is_undefined_value): Delete.
829 (phi_translate_1): Use ssa_undefined_value_p.
830 (add_to_exp_gen): Likewise.
831 (make_values_for_stmt): Likewise.
832 * tree-flow.h (ssa_undefined_value_p): Declare.
834 2007-12-13 Andrew Pinski <pinskia@gmail.com>
835 David Daney <ddaney@avtrex.com>
838 * system.h: Make -Wuninitialized non-fatal if ASSERT_CHECKING
841 2007-12-13 Jakub Jelinek <jakub@redhat.com>
843 PR rtl-optimization/32636
844 * df-scan.c (df_get_entry_block_def_set): Set struct_value_rtx
845 regno in entry_block_defs even if HAVE_prologue && epilogue_completed.
847 2007-12-13 Uros Bizjak <ubizjak@gmail.com>
848 Richard Guenther <rguenther@suse.de>
851 * config/i386/emmintrin.h (_mm_shuffle_pd, _mm_extract_epi16,
852 _mm_insert_epi16, _mm_shufflehi_epi16, _mm_shufflelo_epi16,
853 _mm_shuffle_epi32): Cast non-constant input values to either __m64,
854 __m128, __m128i or __m128d in a macro version of the intrinsic.
855 Cast constant input values to int.
856 * config/i386/ammintrin.h (_mm_extracti_si64, _mm_inserti_si64): Ditto.
857 * config/i386/bmmintrin.h (_mm_roti_epi8, _mm_roti_epi16,
858 _mm_roti_epi32, _mm_roti_epi64): Ditto.
859 * config/i386/smmintrin.h (_mm_blend_epi16, _mm_blend_ps, _mm_blend_pd,
860 _mm_dp_ps, _mm_dp_pd, _mm_insert_ps, _mm_extract_ps, _mm_insert_epi8,
861 _mm_insert_epi32, _mm_insert_epi64, _mm_extract_epi8, mm_extract_epi32,
862 _mm_extract_epi64, _mm_mpsadbw_epu8, _mm_cmpistrm, _mm_cmpistri,
863 _mm_cmpestrm, _mm_cmpestri, _mm_cmpistra, _mm_cmpistrc, _mm_cmpistro,
864 _mm_cmpistrs, _mm_cmpistrz, _mm_cmpestra, _mm_cmpestrc, _mm_cmpestro,
865 _mm_cmpestrs, _mm_cmpestrz): Ditto.
866 * config/i386/tmmintrin.h (_mm_alignr_epi8, _mm_alignr_pi8): Ditto.
867 * config/i386/xmmintrin.h (_mm_shuffle_ps, _mm_extract_pi16, _m_pextrw,
868 _mm_insert_pi16, _m_pinsrw, _mm_shuffle_pi16, _m_pshufw): Ditto.
869 * config/i386/mmintrin-common.h (_mm_round_pd, _mm_round_sd,
870 _mm_round_ps, _mm_round_ss): Ditto.
872 2007-12-13 Richard Guenther <rguenther@suse.de>
874 PR tree-optimization/34450
875 * params.def (PARAM_SCCVN_MAX_SCC_SIZE): New param.
876 * invoke.texi (sccvn-max-scc-size): Document.
877 * Makefile.in (tree-ssa-sccvn.o): Add $(PARAMS_H) dependency.
878 * tree-ssa-sccvn.h (run_scc_vn): Return true on success, false
880 * tree-ssa-sccvn.c (params.h): Include.
881 (DFS): Return true if all went well, return false as soon as
882 a SCC exceeds the size of PARAM_SCCVN_MAX_SCC_SIZE.
883 (run_scc_vn): Return true if all went well, return false if
884 we aborted during DFS.
885 * tree-ssa-pre.c (execute_pre): Check if SCCVN finished
886 successfully, otherwise bail out.
888 2007-12-13 Olga Golovanevsky <olga@il.ibm.com>
890 * ipa-struct-reorg.c (is_candidate): Print information to dump
891 file when the type is initialized.
892 (get_stmt_accesses): Likewise when a structure has bitfields
893 or field access is too complicate.
894 (safe_cond_expr_check): Likewise for unsafe condition expressions.
895 (exclude_cold_structs): Likewise for cold structures.
896 (collect_structures): Suppress redundant print when there are
897 no structures to transform.
898 (do_reorg): Print to dump file a number of structures that
900 (dump_new_types): Print a number of new types to replace
901 an original structure type.
903 2007-12-13 Olga Golovanevsky <olga@il.ibm.com>
905 * doc/invoke.texi (Optimiza Options): Document new -fipa-struct-reorg
906 option and struct-reorg-cold-struct-ratio parameter.
908 2007-12-13 Torbjorn Granlund <tege@swox.com>
910 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Check op0 for
911 ZERO_EXTEND when computing costs for widening multiplication.
913 2007-12-13 Richard Earnshaw <rearnsha@arm.com>
916 * config/arm/ieee754-df.S (floatundidf): Fix for wrong sp value on
917 exit when using hard FPA.
918 * config/arm/ieee754-df.S (floatdidf): Likewise.
920 2007-12-12 Jakub Jelinek <jakub@redhat.com>
923 * doc/install.texi: Document that for MinGW only runtime 3.12 and
926 2007-12-12 David Edelsohn <edelsohn@gnu.org>
928 * config/rs6000/rs6000.c (is_mem_ref): Ignore STACK_TIE.
930 2007-12-12 Aldy Hernandez <aldyh@redhat.com>
932 PR tree-optimization/32901
933 * gimplify.c (gimplify_modify_expr_rhs): Handle the case when we
934 are assigning from a constant constructor.
935 Fix wrapping in function comment.
937 2007-12-12 Andreas Krebbel <krebbel1@de.ibm.com>
939 * config/s390/s390.c (s390_O_constraint_str): Limit the range
940 for 'On' to -4G+1..-1.
941 * config/s390/constraints.md: Adjust comment accordingly.
943 2007-12-11 Nathan Sidwell <nathan@codesourcery.com>
945 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use frame_reg_rtx
948 2007-12-11 Kai Tietz <kai.tietz@onevision.com>
950 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Handle 64-bit
951 target same as 32-bit.
953 2007-12-10 Jakub Jelinek <jakub@redhat.com>
955 PR tree-optimization/34371
956 * tree-vectorizer.h (struct _loop_vec_info): Add num_iters_unchanged
958 (LOOP_VINFO_NITERS_UNCHANGED): Define to num_iters_unchanged field.
959 * tree-vectorizer.c (set_prologue_iterations,
960 slpeel_tree_peel_loop_to_edge): Call unshare_expr on
961 LOOP_VINFO_NITERS_UNCHANGED before using it.
963 2007-12-10 Eric Botcazou <ebotcazou@libertysurf.fr>
966 * config/i386/i386.c (ix86_expand_movmem): Punt if the count is large.
967 (ix86_expand_setmem): Likewise.
969 2007-12-10 Kenneth Zadeck <zadeck@naturalbridge.com>
971 PR rtl-optimization/34302
972 * auto-inc-dec.c (attempt_change): Change place where move is
975 2007-12-10 Jakub Jelinek <jakub@redhat.com>
977 * dwarf2out.c (gen_array_type_die, gen_descr_array_type_die): For
978 Fortran multi-dimensional arrays use DW_AT_ordering
981 2007-12-10 Paolo Bonzini <bonzini@gnu.org>
984 * config/i386/i386.c (override_options): Enable -fvect-cost-model.
986 2007-12-10 Uros Bizjak <ubizjak@gmail.com>
988 * config/i386/i386.c (ix86_function_regparm): Do not check global_regs
989 array, registers that are members of global_regs are also members of
990 fixed_regs array. Use REGPARM_MAX to check that no regparm hard
991 register is taken by a fixed register variable. Check up to and
992 including DI_REG when adjusting regparm value due to fixed regs usage.
993 (rep_prefix_usable): Check fixed_regs array, not global_regs array for
994 available hard registers.
995 (ix86_expand_strlen): Ditto.
996 * config/i386/i386.md (strmov): Ditto.
999 2007-12-10 Kaz Kojima <kkojima@gcc.gnu.org>
1001 * genopinit.c: Include tm_p.h in generated file.
1003 * config/arm/neon.md (vec_set<mode>_internal): Use INTVAL
1004 to extract the integer from operands[2].
1005 (vec_setv2di_internal): Likewise.
1007 * config/arm/arm.c (arm_size_return_regs): Make return type unsigned.
1008 (arm_init_neon_builtins): Move code after declarations.
1010 2007-12-10 Hans-Peter Nilsson <hp@axis.com>
1012 * reload.c (find_reloads_address_1): To properly mark as an
1013 autoincdec, pass X for non-NULL OUT in call to push_reload for
1014 autoincdec which can't be trivially used as an address.
1016 2007-12-10 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
1017 Hans-Peter Nilsson <hp@axis.com>
1019 * caller-save.c (insert_one_insn): If inserting before a call_insn
1020 then the registers containing the arguments of the call are
1021 live_throughout in the new insn.
1023 2007-12-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1027 * pa.md: Consolidate HImode and QImode move patterns into one pattern
1028 each, eliminating floating-point alternatives.
1029 * pa-protos.h (pa_cannot_change_mode_class, pa_modes_tieable_p):
1031 * pa-64.h (SECONDARY_MEMORY_NEEDED): Define here.
1032 * pa.c (pa_secondary_reload): Use an intermediate general register
1033 for copies to/from floating-point register classes. Simplify code
1034 SHIFT_REGS class. Provide additional comments.
1035 (pa_cannot_change_mode_class, pa_modes_tieable_p): New functions.
1036 * pa.h (MODES_TIEABLE_P): Use pa_modes_tieable_p.
1037 (SECONDARY_MEMORY_NEEDED): Delete define.
1038 (INT14_OK_STRICT): Define.
1039 (MODE_OK_FOR_SCALED_INDEXING_P): Allow SFmode and DFmode when using
1041 (MODE_OK_FOR_UNSCALED_INDEXING_P): Likewise.
1042 (GO_IF_LEGITIMATE_ADDRESS): Use INT14_OK_STRICT in REG+D case for
1044 (LEGITIMIZE_RELOAD_ADDRESS): Use INT14_OK_STRICT in mask selection.
1045 Align DImode offsets when generating 64-bit code.
1046 * pa32-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
1047 (CANNOT_CHANGE_MODE_CLASS): Define.
1048 * pa64-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
1049 (CANNOT_CHANGE_MODE_CLASS): Define using pa_cannot_change_mode_class.
1051 2007-12-09 Jakub Jelinek <jakub@redhat.com>
1054 * langhooks-def.h (LANG_HOOKS_GET_ARRAY_DESCR_INFO): Define.
1055 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
1056 * langhooks.h (struct array_descr_info): Forward declaration.
1057 (struct lang_hooks_for_types): Add get_array_descr_info field.
1058 * dwarf2.h (DW_AT_bit_stride, DW_AT_byte_stride): New.
1059 (DW_AT_stride_size, DW_AT_stride): Keep around for Dwarf2
1061 * dwarf2out.h (struct array_descr_info): New type.
1062 * dwarf2out.c (dwarf_attr_name): Rename DW_AT_stride to
1063 DW_AT_byte_stride and DW_AT_stride_size to DW_AT_bit_size.
1064 (descr_info_loc, add_descr_info_field, gen_descr_array_type_die):
1066 (gen_type_die_with_usage): Call lang_hooks.types.get_array_descr_info
1067 and gen_descr_array_type_die.
1069 2007-12-08 Richard Guenther <rguenther@suse.de>
1071 PR tree-optimization/34391
1072 * tree-vect-transform.c (vect_setup_realignment): Mark new
1073 symbols for renaming.
1075 2007-12-07 Bob Wilson <bob.wilson@acm.org>
1077 * config/xtensa/xtensa.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1078 (ASM_OUTPUT_DWARF_PCREL): Define.
1080 2007-12-07 Richard Guenther <rguenther@suse.de>
1083 * opts.c (common_handle_option): Handle OPT_fforce_addr.
1085 2007-12-07 Aldy Hernandez <aldyh@redhat.com>
1087 * m32c.h (LEGITIMIZE_ADDRESS): Use WIN instead of win.
1088 (LEGITIMIZE_RELOAD_ADDRESS): Same.
1090 2007-12-07 Samuel Tardieu <sam@rfc1149.net>
1093 * doc/install.texi: Explain how to check for a clean environment when
1096 2007-12-07 Richard Guenther <rguenther@suse.de>
1098 * tree-profile.c (gcov_type_tmp_var): New global variable.
1099 (tree_gen_edge_profiler): Use a single shared variable decl per
1100 function for edge counter incrementing.
1101 (tree_profiling): Re-set the shared variable.
1103 2007-12-06 Bob Wilson <bob.wilson@acm.org>
1105 * config/xtensa/xtensa.c (xtensa_va_start): Add prototype.
1107 2007-12-06 Tom Tromey <tromey@redhat.com>
1110 * c-opts.c (c_common_parse_file): Call cpp_clear_file_cache.
1112 2007-12-06 Richard Sandiford <rsandifo@nildram.co.uk>
1114 * config/mips/mips.c (mips_function_ok_for_sibcall): Check
1115 targetm.binds_local_p as well as DECL_EXTERNAL.
1117 2007-12-06 Harsha Jagasia <harsha.jagasia@amd.com>
1119 * tree-vectorizer.c (slpeel_add_loop_guard): Gimplify the condition.
1120 (set_prologue_iterations): New. Set the prologue iterations to total
1121 number of scalar iterations if the cost model check indicates that
1122 scalar code should be generated.
1123 (slpeel_tree_peel_loop_to_edge): Add a new parameter and code for
1124 generating the cost condition for epilog. Call
1125 set_prologue_iterations to generate cost condition for prolog.
1126 (new_loop_vec_info): Initialize LOOP_VINFO_NITERS_UNCHANGED.
1127 * tree-vectorizer.h (LOOP_VINFO_NITERS_UNCHANGED): New.
1128 (slpeel_tree_peel_loop_to_edge): Update declaration.
1129 (set_prologue_iterations): New declaration.
1130 * tree-vect-analyze.c (vect_analyze_loop_form): Update
1131 LOOP_VINFO_NITERS_UNCHANGED.
1132 * tree-vect-transform.c
1133 (vect_estimate_min_profitable_iters): Add new parameter and
1134 code to check if run time cost model test is needed.
1135 Remove code that adds builtin vectorization cost to scalar
1136 outside cost for the run time cost model test. If run time
1137 cost model test is needed add the appropriate guard cost to
1138 the scalar outside cost. The guard cost depends on whether
1139 the guard is generated at versioning or at prolog generation
1140 or at epilog generation. Change cost model equation to include
1141 scalar outside cost.
1142 (conservative_cost_threshold): New. Return the less conservative
1143 profitability threshold between the cost model threshold and the
1144 user defined vectorization threshold.
1145 (vect_do_peeling_for_loop_bound): Call conservative_cost_threshold.
1146 (vect_do_peeling_for_alignment): Same.
1147 (vect_loop_versioning): Same.
1148 (vect_create_cond_for_align_checks): ANDs the cost model condition
1149 with the alignment condition.
1150 (vect_transform_loop): Call loop versioning only when there is a
1151 misalignment or an aliasing problem.
1153 2007-12-06 Jakub Jelinek <jakub@redhat.com>
1156 * tree-ssa-ccp.c (optimize_stdarg_builtin): New function.
1157 (execute_fold_all_builtins): Call it for BUILT_IN_VA_START,
1158 BUILT_IN_VA_COPY and BUILT_IN_VA_END.
1160 * target.h (struct ggc_target): Add expand_builtin_va_start hook.
1161 * target-def.h (TARGET_EXPAND_BUILTIN_VA_START): Define.
1162 (TARGET_INITIALIZER): Add it.
1163 * builtins.c (expand_builtin_va_start): Use
1164 targetm.expand_builtin_va_start hook instead of
1165 EXPAND_BUILTIN_VA_START macro.
1166 * alpha/alpha.c (alpha_va_start): Made static.
1167 (override_options): Clear targetm.expand_builtin_va_start if
1169 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1170 * alpha/unicosmk.h (EXPAND_BUILTIN_VA_START): Remove.
1171 * alpha/alpha.h (EXPAND_BUILTIN_VA_START): Remove.
1172 * alpha/alpha-protos.h (alpha_va_start): Remove prototype.
1173 * xtensa/xtensa.h (EXPAND_BUILTIN_VA_START): Remove.
1174 * xtensa/xtensa.c (TARGET_EXPAND_BUILTIN_VA_START): Define.
1175 (xtensa_va_start): Made static.
1176 * xtensa/xtensa-protos.h (xtensa_va_start): Remove prototype.
1177 * pa/pa-protos.h (hppa_va_start): Remove prototype.
1178 * pa/pa.h (EXPAND_BUILTIN_VA_START): Remove.
1179 * pa/pa.c (hppa_va_start): Made static, add prototype.
1180 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1181 * frv/frv.c (frv_expand_builtin_va_start): Made static, add prototype.
1182 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1183 * frv/frv-protos.h (frv_expand_builtin_va_start): Remove prototype.
1184 * frv/frv.h (EXPAND_BUILTIN_VA_START): Remove.
1185 * i386/i386.c (override_options): Clear
1186 targetm.expand_builtin_va_start if -m32 or 64-bit MS ABI.
1187 (ix86_va_start): Made static.
1188 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1189 * i386/i386.h (EXPAND_BUILTIN_VA_START): Remove.
1190 * i386/i386-protos.h (ix86_va_start, ix86_va_arg): Remove prototypes.
1191 * iq2000/iq2000-protos.h (iq2000_va_start): Remove prototype.
1192 * iq2000/iq2000.h (EXPAND_BUILTIN_VA_START): Remove.
1193 * iq2000/iq2000.c (iq2000_va_start): Made static, add prototype.
1194 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1195 * rs6000/rs6000-protos.h (rs6000_va_start): Remove prototype.
1196 * rs6000/rs6000.c (rs6000_va_start): Made static, add prototype.
1197 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1198 (rs6000_override_options): Clear targetm.expand_builtin_va_start if
1199 DEFAULT_ABI != ABI_V4.
1200 * rs6000/rs6000.h (EXPAND_BUILTIN_VA_START): Remove.
1201 * spu/spu.c (spu_va_start): Made static, add prototype.
1202 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1203 * spu/spu.h (EXPAND_BUILTIN_VA_START): Remove.
1204 * spu/spu-protos.h spu_va_start): Remove prototype.
1205 * stormy16/stormy16.h (EXPAND_BUILTIN_VA_START): Remove.
1206 * stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_start):
1208 * stormy16/stormy16.c (xstormy16_expand_builtin_va_start): Made static.
1209 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1210 * s390/s390-protos.h (s390_va_start): Remove prototype.
1211 * s390/s390.c (s390_va_start): Made static.
1212 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1213 * s390/s390.h (EXPAND_BUILTIN_VA_START): Remove.
1214 * mn10300/mn10300.h (EXPAND_BUILTIN_VA_START): Remove.
1215 * mn10300/mn10300-protos.h (mn10300_va_start): Remove prototype.
1216 * mn10300/mn10300.c (mn10300_va_start): Made static, add prototype.
1217 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1218 * arc/arc.c (arc_va_start): Made static, add prototype.
1219 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1220 * arc/arc.h (EXPAND_BUILTIN_VA_START): Remove.
1221 * arc/arc-protos.h (arc_va_start): Remove prototype.
1222 * mt/mt-protos.h (mt_va_start): Remove prototype.
1223 * sparc/sparc.c (sparc_va_start): Made static, add prototype.
1224 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1225 * sparc/sparc-protos.h (sparc_va_start): Remove prototype.
1226 * sparc/sparc.h (EXPAND_BUILTIN_VA_START): Remove.
1227 * sh/sh.c (sh_va_start): Made static, add prototype.
1228 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1229 * sh/sh-protos.h (sh_va_start): Remove prototype.
1230 * sh/sh.h (EXPAND_BUILTIN_VA_START): Remove.
1231 * mips/mips-protos.h (mips_va_start): Remove prototype.
1232 * mips/mips.h (EXPAND_BUILTIN_VA_START): Remove.
1233 * mips/mips.c (mips_va_start): Made static.
1234 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1236 2007-12-06 Uros Bizjak <ubizjak@gmail.com>
1238 * tree-ssa-loop.c (gate_tree_parallelize_loops): Return true when
1239 "flag_tree_parallelize_loops > 1".
1241 2007-12-06 Zdenek Dvorak <ook@ucw.cz>
1242 Dorit Nuzman <dorit@il.ibm.com>
1243 Jakub Jelinek <jakub@redhat.com>
1245 PR tree-optimization/34005
1246 * tree-gimple.c (is_gimple_formal_tmp_rhs): Add a case for COND_EXPR.
1247 * gimplify.c (gimplify_ctx): Add a new member allow_rhs_cond_expr.
1248 (gimplify_pure_cond_expr): New function.
1249 (generic_expr_could_trap_p): New function.
1250 (gimplify_cond_expr): Call gimplify_pure_cond_expr.
1251 (force_gimple_operand): Initialize new field allow_rhs_cond_expr.
1253 2007-12-06 Andreas Krebbel <krebbel1@de.ibm.com>
1255 * config/s390/s390.c (s390_emit_stack_tie): New function.
1256 (s390_emit_prologue): Emit a stack tie when writing to the
1258 * config/s390/s390.md ("stack_tie"): New insn definition.
1260 2007-12-06 Ben Elliston <bje@au.ibm.com>
1263 * doc/sourcebuild.texi (Miscellaneous Docs): Remove SERVICE item.
1265 2007-12-05 Jakub Jelinek <jakub@redhat.com>
1268 * fold-const.c (fold_binary) <case BIT_IOR_EXPR>: Don't minimize
1269 number of bits set in C1 if a mode mask for some mode can be used
1272 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
1274 * varasm.c (merge_weak, weak_finish, assemble_alias): Commentary typo
1277 2007-12-05 Richard Guenther <rguenther@suse.de>
1279 PR tree-optimization/34138
1280 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1281 Do not forward propagate addresses if that changes volatileness of
1282 the pointed-to type.
1284 2007-12-05 Uros Bizjak <ubizjak@gmail.com>
1287 * config/i386/i386.c (ix86_function_regparm): Also check for fixed
1288 registers when checking that regparm registers are available.
1289 Lower regparm value due to fixed registers usage in addition to
1292 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
1294 * sparseset.c: Include config.h and system.h before sparseset.h.
1295 * sparseset.h: Remove inclusion of system.h.
1297 2007-12-05 Jakub Jelinek <jakub@redhat.com>
1298 Richard Sandiford <rsandifo@nildram.co.uk>
1300 * optabs.c (init_insn_codes): New function.
1301 (new_optab): Delete.
1302 (init_optab, init_optabv): Don't call new_optab.
1303 (init_convert_optab): Don't clear the insn codes.
1304 (init_optabs): Call init_insn_codes.
1306 2007-12-04 Jakub Jelinek <jakub@redhat.com>
1308 * omp-low.c (optimize_omp_library_calls): New function.
1309 (expand_omp_parallel): Call it if optimizing.
1312 * stmt.c (expand_stack_restore): Call expand_normal on var to get
1313 rtx for it instead of assuming it will be a VAR_DECL.
1315 2007-12-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1317 * c-parser (c_parser_statement_after_labels): Move error from here...
1318 (c_parser_label): ... to here. Check that the declaration is not
1319 actually just another label.
1321 2007-12-04 Richard Guenther <rguenther@suse.de>
1325 * tree-ssa-operands.c (get_addr_dereference_operands): If we
1326 fall back to using the SMTs aliases, make sure to add virtual
1327 operands for the SMT itself.
1328 (create_ssa_artificial_load_stmt): Fix typo. Make sure to also
1329 clear the loaded and stored symbols bitmaps.
1331 2007-12-04 Ben Elliston <bje@au.ibm.com>
1333 * config/spu/spu.h (ASM_FORMAT_PRIVATE_NAME): Remove; use default.
1335 2007-12-04 Ben Elliston <bje@au.ibm.com>
1337 * doc/tm.texi (Exception Handling): Mention unwind-dw2-xtensa.c.
1339 2007-12-03 Steven Bosscher <stevenb.gcc@gmail.com>
1342 * doc/invoke.texi: Remove -fforce-addr documentation.
1343 * expr.c (emit_move_insn): Remove use of flag_force_addr.
1344 (expand_expr_real_1): Same.
1345 (do_tablejump): Same.
1346 Call memory_address instead of memory_address_noforce.
1347 * expr.h (memory_address_noforce): Remove prototype.
1348 * explow.c (memory_address): Remove support for flag_force_addr.
1349 (validize_mem): Same.
1350 (memory_address_noforce): Remove.
1351 * common.opt: Add dummy documentation for -fforce-addr.
1352 * combine.c (can_combine_p): Remove -fforce-addr comment.
1353 * config/cris/cris.h (OPTIMIZATION_OPTIONS): Remove set of
1355 * config/m68k/m68k.h (PIC_CASE_VECTOR_ADDRESS): Remove comment
1356 relating to memory_address_noforce.
1357 * testsuite/gcc.c-torture/compile/20050802-1.c: Remove.
1358 * testsuite/gcc.c-torture/compile/20011113-1.c: Remove.
1360 2007-12-03 Jakub Jelinek <jakub@redhat.com>
1362 * omp-low.c (lookup_decl_in_outer_ctx): Allow calling this
1363 with !ctx->is_nested.
1364 (maybe_lookup_decl_in_outer_ctx): Look up in outer contexts
1365 even if !ctx->is_nested.
1366 (lower_copyprivate_clauses, lower_send_clauses,
1367 lower_send_shared_vars): Call lookup_decl_in_outer_ctx
1371 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Optimize
1372 (X << C1) & C2 into (X << C1) & (C2 | ((1 << C1) - 1))
1373 and (X >> C1) & C2 into (X >> C1) & (C2 | ~((type) -1 >> C1)).
1374 (fold_binary) <case LSHIFT_EXPR, case RSHIFT_EXPR>: Optimize
1375 (X & C2) << C1 into (X << C1) & (C2 << C1) and
1376 (X & C2) >> C1 into (X >> C1) & (C2 >> C1) if that allows further
1379 PR tree-optimization/33453
1380 * tree-data-ref.c (split_constant_offset): Use POINTER_PLUS_EXPR
1381 for pointer addition.
1382 * tree-parloops.c (canonicalize_loop_ivs): Likewise.
1383 (separate_decls_in_loop_name): Copy DECL_GIMPLE_REG_P from var to
1386 2007-12-03 Bernd Schmidt <bernd.schmidt@analog.com>
1388 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __FDPIC__ as
1391 2007-12-03 Razya Ladelsky <razya@il.ibm.com>
1393 * doc/invoke.texi (fipa-cp, fipa-matrix-reorg): Add documentation.
1395 2007-12-03 Jakub Jelinek <jakub@redhat.com>
1398 * opts.c (common_handle_option): Handle OPT_ftree_store_copy_prop.
1399 * common.opt (ftree-store-copy-prop): Use the same help text as for
1402 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
1403 Revital Eres <eres@il.ibm.com>
1405 * modulo-sched.c (calculate_must_precede_follow,
1406 try_scheduling_node_in_cycle): New functions.
1407 (sms_schedule_by_order): Call the new functions.
1408 (ps_insn_find_column): Use must_follow and must_precede only if
1410 (ps_insn_advance_column): Likewise.
1412 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
1413 Revital Eres <eres@il.ibm.com>
1415 * modulo-sched.c (get_sched_window): Fix the direction of the
1416 scheduling window and add dump info.
1418 2007-12-02 Samuel Tardieu <sam@rfc1149.net>
1420 * config/sh/sh.md (cmpgeusi_t): Fix condition.
1422 2007-11-30 Jan Hubicka <jh@suse.cz>
1424 * ggc-common.c (dump_ggc_loc_statistics): Reset ggc_force_collect flag.
1426 2007-11-30 Seongbae Park <seongbae.park@gmail.com>
1428 PR rtl-optimization/34171
1429 * cfgrtl.c (update_bb_for_insn_chain): New function,
1430 refactored from update_bb_for_insn.
1431 (update_bb_for_insn): Call update_bb_for_insn.
1432 (rtl_merge_blocks, try_redirect_by_replacing_jump):
1433 Replace a loop with update_bb_for_insn_chain call.
1434 (cfg_layout_merge_blocks): Add a call to
1435 update_bb_for_insn_chain. Replace the for loop
1436 with a call to update_bb_for_insn_chain.
1438 2007-11-30 Ben Elliston <bje@au.ibm.com>
1440 * config/vax/vax.h (ASM_FORMAT_PRIVATE_NAME): Remove. Use default.
1442 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
1444 PR tree-optimization/34244
1445 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
1446 (record_numbers_of_iterations): New function.
1447 (execute_vrp): Cache the numbers of iterations of loops.
1448 * tree-scalar-evolution.c (scev_reset_except_niters): New function.
1449 (scev_reset): Use scev_reset_except_niters.
1450 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
1452 2007-11-29 Jan Hubicka <jh@suse.cz>
1453 Jakub Jelinek <jakub@redhat.com>
1455 PR tree-optimization/33434
1456 * tree-inline.c (setup_one_parameter): If the value passed to
1457 a parameter is never used, don't set it up.
1459 2007-11-29 Jakub Jelinek <jakub@redhat.com>
1462 * config/rs6000/eabi-cn.asm (__DTOR_END__): Make it weak.
1463 * config/rs6000/sol-cn.asm (__DTOR_END__): Likewise.
1465 2007-11-29 Andris Pavenis <andris.pavenis@iki.fi>
1467 * Makefile.in: Use separate vpath lines for each path.
1469 2007-11-29 Ben Elliston <bje@au.ibm.com>
1471 * SERVICE: Update URL.
1473 2007-11-28 Jakub Jelinek <jakub@redhat.com>
1475 PR tree-optimization/34140
1476 * tree-if-conv.c (if_convertible_phi_p): Fail if BB other than
1477 loop->header has virtual phi nodes.
1479 2007-11-28 Richard Sandiford <rsandifo@nildram.co.uk>
1482 * builtins.c (expand_builtin_nonlocal_goto): Also emit a use
1483 of GP register, if valid and fixed.
1486 2007-06-21 David Daney <ddaney@avtrex.com>
1489 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
1490 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
1491 (exception_receiver): Renamed to ...
1492 (nonlocal_goto_receiver): ... this.
1494 2007-11-27 H.J. Lu <hongjiu.lu@intel.com>
1495 Joey Ye <joey.ye@intel.com>
1498 * config/i386/i386.c (function_arg_32): Don't pass aggregate
1499 arguments in ECX/EDX for fastcall.
1501 2007-11-28 Rask Ingemann Lambertsen <rask@sygehus.dk>
1503 * config/i386/linux.h (CRT_GET_RFIB_DATA): Add Intel syntax inline
1505 * config/i386/sco5.h (CRT_GET_RFIB_DATA): Likewise.
1506 * config/i386/sysv4.h (CRT_GET_RFIB_DATA): Likewise.
1508 2007-11-28 Ben Elliston <bje@au.ibm.com>
1510 * config/rs6000/aix64.opt (maix64): Add Negative(maix32).
1511 (maix32): Add Negative(maix64).
1513 2007-11-27 Jakub Jelinek <jakub@redhat.com>
1515 PR tree-optimization/34016
1516 * tree-ssa-loop.c (pass_linear_transform): Add
1517 TODO_update_ssa_only_virtuals to todo_flags_finish.
1519 2007-11-27 Eric B. Weddington <eric.weddington@atmel.com>
1521 * config/avr/avr.c (avr_mcu_types): Add atmega32hvb.
1522 * config/avr/avr.h (LINK_SPEC): Likewise.
1523 (CRT_BINUTILS_SPECS): Likewsie.
1524 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1526 2007-11-27 Jakub Jelinek <jakub@redhat.com>
1529 * config/rs6000/rs6000.c (adjacent_mem_locations): Don't assume
1530 MEM_SIZE is set on all MEMs.
1532 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
1534 * config/s390/s390.opt (mhard-float): Add the option to be
1535 overridden. That was missing in my last patch.
1537 2007-11-27 Richard Guenther <rguenther@suse.de>
1539 PR tree-optimization/34241
1540 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Make sure
1541 to only delete real conversion chains.
1543 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
1545 * config/s390/s390.opt (m31, m64, mesa, mzarch, msoft-float,
1546 mhard-float, mlong-double-64, mlong-double-128): Add the
1547 option to be overridden.
1549 2007-11-27 Richard Guenther <rguenther@suse.de>
1551 * builtins.c (fold_builtin_1): Verify the argument types
1552 of BUILT_IN_ISNORMAL.
1553 (fold_builtin_n): Verify the number of arguments to variadic
1556 2007-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
1558 * config/bfin/elf.h (SUBTARGET_DRIVER_SELF_SPECS): New macro.
1559 * doc/invoke.texi (Blackfin Options): Document the effects.
1561 2007-11-27 Ben Elliston <bje@au.ibm.com>
1563 * config/rs6000/sysv4.opt (m32): Add Negative(m64).
1564 (m64): Add Negative(m32).
1565 * config/rs6000/darwin.opt (m32): Add Negative(m64).
1566 (m64): Add Negative(m32).
1568 2007-11-26 Eric Botcazou <ebotcazou@adacore.com>
1570 * tree-ssa-propagate.c (set_rhs) <GIMPLE_MODIFY_STMT>: Fix typo.
1572 2007-11-26 Michael Meissner <michael.meissner@amd.com>
1575 * config/i386/i386.c (ix86_expand_movmem): If the copy size is a
1576 constant, avoid calling emit_cmp_and_jump_insns. Use counter_mode
1577 to get the mode for loading a pseudo register with a count rather
1578 than duplicating code.
1580 2007-11-25 Eric B. Weddington <eric.weddington@atmel.com>
1582 * config/avr/avr.c (avr_mcu_types): Add atmega1284p.
1583 * config/avr/avr.h (LINK_SPEC): Likewise.
1584 (CRT_BINUTILS_SPECS): Likewsie.
1585 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1587 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1589 * c-common.c (conversion_warning): Use get_unwidened instead of
1592 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1595 * c-parser.c (struct c_parser): New bit in_if_block.
1596 (c_parser_compound_statement_nostart): Handle unexpected 'else'
1598 (c_parser_statement_after_labels): Set in_if_block to false while
1600 (c_parser_if_body): Don't call c_parser_statement_after_labels if
1601 a semicolon is found, just consume it. Don't call
1602 c_parser_statement_after_labels if an open brace is found, call
1603 c_parser_compound_statement instead.
1604 (c_parser_else_body): New.
1605 (c_parser_if_statement): Set in_if_block to true when parsing the
1606 body of the 'if' statement. Use c_parser_else_body.
1608 2007-11-26 Andreas Krebbel <krebbel1@de.ibm.com>
1611 * c-decl.c (store_parm_decls): Pass 'false' for the new
1612 allocate_struct_function parameter.
1613 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
1614 * tree-parloops.c (create_loop_fn): Likewise.
1615 * function.c (push_function_context_to, push_struct_function,
1616 init_function_start): Likewise.
1617 (allocate_struct_function): Add boolean parameter.
1618 * tree.h (allocate_struct_function): Add boolean parameter.
1619 * function.h (struct function): Move returns_struct and
1620 returns_pcc_struct to the end of the structure definiton.
1622 2007-11-26 Uros Bizjak <ubizjak@gmail.com>
1625 * config/i386/i386.md (truncdfsf2): Select SLOT_TEMP stack slot if
1626 virtual registers are already instantiated.
1627 (truncxf<mode>2): Ditto.
1628 (floatsi<mode>2): Ditto.
1629 (floatdisf2): Ditto.
1630 (floatdidf2): Ditto.
1632 2007-11-26 Rask Ingemann Lambertsen <rask@sygehus.dk>
1635 * config/fr30/fr30.c (fr30_move_double): Sanitize mem->reg case. Copy
1636 the address before it is clobbered.
1638 2007-11-26 Nick Clifton <nickc@redhat.com>
1640 * config/mn10300/mn10300.md: (call_internal): Remove mode on
1641 operand 0 in order to match UNPSEC'ed calls generated in PIC mode.
1642 (call_value_internal): Remove mode on operands 0 and 1 in order to
1643 match UNPSEC'ed calls generated in PIC mode.
1644 (GOTaddr2picreg): Use copy_rtx to prevent sharing an rtx between
1647 2007-11-26 Richard Guenther <rguenther@suse.de>
1650 * builtins.c (expand_builtin_pow): Use expand_expr to expand
1651 the result of build_call_expr.
1653 2007-11-26 Steven Bosscher <stevenb.gcc@gmail.com>
1654 Revital Eres <eres@il.ibm.com>
1657 * bb-reorder.c (insert_section_boundary_note): Clear
1658 BLOCK_FOR_INSN in NOTE_INSN_SWITCH_TEXT_SECTIONS.
1660 2007-11-26 Richard Sandiford <rsandifo@nildram.co.uk>
1662 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Add missing comma.
1664 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1666 * dwarf2asm.c (splay_tree_compare_strings): New function.
1667 (dw2_force_const_mem): Use it.
1669 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1671 * tree.c (type_hash_add): Don't violate strict aliasing rules.
1673 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1676 * c-typeck.c (tagged_types_tu_compatible_p): Enable exact
1677 matches between anonymous union fields.
1679 2007-11-26 Alexandre Oliva <aoliva@redhat.com>, Jan Hubicka <jh@suse.cz>
1681 * tree-ssa-live.c (remove_unused_scope_block_p): Drop
1682 declarations and blocks only after inlining. Check that
1683 non-empty blocks are not dropped.
1684 * tree-inline.c (expand_call_inline): Check that functions are
1685 not inlined too late.
1687 2007-11-26 Ben Elliston <bje@au.ibm.com>
1689 * unwind-dw2-fde.c: Fix comment typo.
1690 * unwind-generic.h: Likewise, fix comment typos.
1692 2007-11-25 Richard Sandiford <rsandifo@nildram.co.uk>
1694 * tree-sra.c (scalarize_use): Adjust the vpos argument to
1695 sra_explode_bitfield_assignment in cases where the type is
1696 wider than the bitfield.
1698 2007-11-25 Richard Guenther <rguenther@suse.de>
1700 * tree.h (struct tree_block): Move locus member next to flags.
1701 * c-decl.c (SCOPE_LIST_APPEND): Use BLOCK_CHAIN.
1702 (SCOPE_LIST_CONCAT): Likewise.
1703 (pop_scope): Likewise.
1704 * function.c (instantiate_decls_1): Likewise.
1705 (setjmp_vars_warning): Likewise.
1706 * emit-rtl.c (set_used_decls): Likewise.
1707 * tree-inline.c (add_lexical_block): Likewise.
1709 2007-11-24 Hans-Peter Nilsson <hp@axis.com>
1711 * rtlanal.c (label_is_jump_target_p): Return true for a matching
1713 * reorg.c (fill_slots_from_thread): Correct last change to use
1714 NULL_RTX, not NULL. Outside of REG_NOTES loop, increase and
1715 decrease LABEL_NUSES for JUMP_LABEL (trial), not XEXP (note, 0).
1716 * jump.c (mark_jump_label_1): Add comment for last change
1717 regarding JUMP_LABEL setting.
1718 * gcse.c (add_label_notes): Remove conditional that the label is
1719 mentioned in insn before adding regnote.
1720 * sched-rgn.c (is_cfg_nonregular): Don't return 1 for a
1721 single_set insn only feeding a label to a jump through a
1722 register that dies there.
1724 2007-11-23 Dirk Mueller <dmueller@suse.de>
1725 Richard Guenther <rguenther@suse.de>
1728 * tree-vrp.c (check_array_ref): Move check for valid location..
1729 (check_array_bounds) here. Use EXPR_HAS_LOCATION().
1731 2007-11-23 Hans-Peter Nilsson <hp@axis.com>
1733 * reload.c (find_reloads_address_1) <autoincdec cases>:
1734 Call REG_OK_FOR_CONTEXT with the autoincdec code, not outer_code.
1736 2007-11-23 Richard Guenther <rguenther@suse.de>
1737 Michael Matz <matz@suse.de>
1739 PR tree-optimization/34176
1740 * alloc-pool.h (empty_alloc_pool): Declare.
1741 * alloc-pool.c (empty_alloc_pool): New function.
1742 * tree-ssa-sccvn.c (vn_reference_lookup): Also lookup from the
1743 valid table if a lookup from the optimistic table failed.
1744 (vn_unary_op_lookup): Likewise.
1745 (vn_binary_op_lookup): Likewise.
1746 (vn_phi_lookup): Likewise.
1747 (process_scc): Clear optimistic tables before every iteration.
1749 2007-11-23 Richard Guenther <rguenther@suse.de>
1751 * tree-ssa-copy.c (may_propagate_copy): Remove redundant checks.
1752 (merge_alias_info): Do verification only if checking is
1753 enabled. Merge flow-sensitive alias information in simple cases.
1754 * tree-ssa-operands.c (get_addr_dereference_operands): Also
1755 complain about missing NMTs.
1757 2007-11-23 Jakub Jelinek <jakub@redhat.com>
1760 * c-common.c (conversion_warning): For INTEGER_TYPE to
1761 INTEGER_TYPE conversions call get_narrower on expr to avoid
1762 spurious warnings from binop shortening or when the implicit
1763 conversion can't change the value.
1765 2007-11-22 Joseph Myers <joseph@codesourcery.com>
1768 * c-decl.c (set_array_declarator_inner): Don't give error for
1769 static or type qualifiers in abstract declarator. Remove
1770 abstract_p parameter.
1771 * c-tree.h (set_array_declarator_inner): Update prototype.
1772 * c-parser.c (c_parser_direct_declarator_inner): Update call to
1773 set_array_declarator_inner.
1774 * doc/standards.texi: Update for C99 TC3.
1776 2007-11-22 Hans-Peter Nilsson <hp@bitrange.com>
1778 * config/mmix/mmix.c (mmix_encode_section_info): Remove duplicate
1779 line in my edit of the last change.
1781 2007-11-22 Jakub Jelinek <jakub@redhat.com>
1784 * config/arm/arm.c (arm_init_tls_builtins): Set TREE_NOTHROW
1785 and TREE_READONLY on the fn decl rather than passing a chain
1788 2007-11-22 Kaz Kojima <kkojima@gcc.gnu.org>
1790 * config/sh/sh.md (divsi_inv_m3): Handle zero dividend specially.
1792 2007-11-22 Uros Bizjak <ubizjak@gmail.com>
1794 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Change checking
1795 of ix86_arch and ix86_tune into a switch statement.
1796 (enum processor_type): Default PROCESSOR_I386 to 0.
1797 * config/i386/i386.c (ix86_decompose_address): Use TARGET_K6 instead
1798 of "ix86_tune == PROCESSOR_K6".
1799 (ia32_multipass_dfa_lookahead): Change checking of ix86_tune into
1802 2007-11-22 Tom Tromey <tromey@redhat.com>
1804 * config/mmix/mmix.c (mmix_encode_section_info): Use alloca to
1805 avoid writing into string allocated by ggc_alloc_string.
1807 2007-11-21 Kaz Kojima <kkojima@gcc.gnu.org>
1810 * config/sh/sh.md (binary_sf_op): Remove.
1811 (binary_sf_op0, binary_sf_op1): New define_insn_and_split.
1812 * config/sh/sh.c (sh_expand_binop_v2sf): Use gen_binary_sf_op0
1813 and gen_binary_sf_op1.
1815 2007-11-21 Hans-Peter Nilsson <hp@axis.com>
1817 * regclass.c (init_reg_autoinc): Fix typo preventing test of
1818 secondary output reload when setting forbidden_inc_dec_class.
1820 2007-11-21 Richard Guenther <rguenther@suse.de>
1822 PR tree-optimization/34148
1823 * tree-ssa-structalias.c (create_variable_info_for): Do not use
1824 field-sensitive PTA for single-element structures.
1825 * tree-ssa-alias.c (create_overlap_variables_for): Do not create
1826 SFTs for single-element structures.
1828 2007-11-20 Richard Guenther <rguenther@suse.de>
1831 * gimplify.c (gimplify_switch_expr): Use tree_int_cst_lt instead
1832 of the signed INT_CST_LT.
1833 * stmt.c (expand_case): Likewise.
1834 (estimate_case_costs): Likewise.
1836 2007-11-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
1838 * read-rtl.c (fatal_expected_char): Print EOF as text rather that
1839 its binary representation.
1841 2007-11-20 Richard Guenther <rguenther@suse.de>
1843 * tree-ssa-operands.c (add_virtual_operand): Consistently prune
1846 2007-11-20 Thiemo Seufer <ths@mips.com>
1848 * config/mips/mips.c (mips_file_start): Add support for
1849 flagging 32-bit code with -mfp64 floating-point.
1851 2007-11-20 Jakub Jelinek <jakub@redhat.com>
1854 * c-gimplify.c (optimize_compound_literals_in_ctor): New function.
1855 (c_gimplify_expr): Use it.
1857 2007-11-20 Ben Elliston <bje@au.ibm.com>
1859 * config/spu/spu_mfcio.h: Fix typo.
1861 2007-11-20 Ben Elliston <bje@au.ibm.com>
1863 * unwind.inc: Comment that unwind-sjlj.c includes this file.
1865 2007-11-20 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1866 Ben Elliston <bje@au.ibm.com>
1868 * config/spu/mfc_tag_release.c: New file.
1869 * config/spu/mfc_multi_tag_release.c: Likewise.
1870 * config/spu/mfc_multi_tag_reserve.c: Likewise.
1871 * config/spu/mfc_tag_release.c: Likewise.
1872 * config/spu/mfc_tag_reserve.c: Likewise.
1873 * config/spu/mfc_tag_table.c: Likewise.
1874 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Compile them.
1875 (TARGET_LIBGCC2_CFLAGS): Define __IN_LIBGCC2.
1876 * config/spu/spu_mfcio.h: Avoid <stdint.h>.
1877 (uint64_t): Typedef if __IN_LIBGCC2 is defined.
1878 (MFC_TAG_INVALID, MFC_TAG_VALID): New macros.
1879 (mfc_tag_reserve, mfc_tag_release, mfc_multi_tag_reserve,
1880 mfc_multi_tag_release): Likewise.
1881 (__mfc_tag_reserve, __mfc_tag_release, __mfc_multi_tag_reserve,
1882 __mfc_multi_tag_release): Declare.
1884 2007-11-19 Jason Merrill <jason@redhat.com>
1886 PR debug/28834, debug/29436, c/32326
1887 * tree.c (build_type_attribute_qual_variant): Refuse to make
1888 a distinct copy of a struct/enum type. Use build_distinct_type_copy.
1889 * doc/extend.texi (Type Attributes): Don't encourage people to add
1890 attributes to struct/enum types in a typedef. Fix
1891 transparent_union example.
1893 * tree-inline.c (remap_type_1): Remove code that's redundant with
1895 (build_duplicate_type): Set id.copy_decl.
1896 * c-common.c (handle_transparent_union_attribute): Simplify logic.
1898 2007-11-19 Peter Bergner <bergner@vnet.ibm.com>
1900 * config/rs6000/rs6000.c (invalid_e500_subreg,
1901 rs6000_legitimate_offset_address_p, legitimate_lo_sum_address_p,
1902 rs6000_legitimize_address, rs6000_legitimize_reload_address,
1903 rs6000_legitimate_address, function_arg_advance,
1904 spe_build_register_parallel, rs6000_spe_function_arg,
1905 rs6000_split_multireg_move, spe_func_has_64bit_regs_p,
1906 emit_frame_save, gen_frame_mem_offset, rs6000_function_value,
1907 rs6000_libcall_value, rs6000_dwarf_register_span): Handle DDmode and
1908 TDmode similarly to DFmode and TFmode.
1909 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
1910 DATA_ALIGNMENT, CLASS_MAX_NREGS, CANNOT_CHANGE_MODE_CLASS): Likewise.
1912 2007-11-19 Eric Botcazou <ebotcazou@adacore.com>
1914 * stor-layout.c (lang_adjust_rli): Delete.
1915 (set_lang_adjust_rli): Likewise.
1916 (layout_type): Do not call lang_adjust_rli hook.
1917 * tree.h (set_lang_adjust_rli): Delete.
1919 2007-11-19 Bernd Schmidt <bernd.schmidt@analog.com>
1921 * config/bfin/bfin.c (must_save_p): New function, mostly broken out of
1922 n_dregs_to_save and n_pregs_to_save.
1923 (n_pregs_to_save, n_dregs_to_save): Use it. New argument CONSECUTIVE;
1924 all callers changed.
1925 (expand_prologue_reg_save, expand_epilogue_reg_restore): Enhance to be
1926 able to save single D/P registers that aren't saved by the push/pop
1929 2007-11-19 Richard Guenther <rguenther@suse.de>
1931 PR tree-optimization/34099
1932 * tree-ssa-ccp.c (likely_value): Exclude all but PLUS_EXPR,
1933 MINUS_EXPR and POINTER_PLUS_EXPR from handling as UNDEFINED
1934 if only one operand is undefined.
1936 2007-11-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1938 PR tree-optimization/34036
1939 * opts.c (set_fast_math_flags): Do not set flags in common
1940 with set_unsafe_math_optimizations_flags, invoke it directly.
1941 (set_unsafe_math_optimizations_flags): Unset flag_trapping_math
1942 and flag_signed_zeros.
1943 * toplev.c (process_options): Force flag_associative_math to 0 and
1944 warn, if it is set and either flag_trapping_math or flag_signed_zeros
1946 * doc/invoke.texi (Optimize Options): Document the new behavior
1947 of -funsafe-math-optimizations, that -fassociative-math requires
1948 both -fno-signed-zeros and -fno-trapping-math and make it clear
1949 that -fno-trapping-math requires -fno-signaling-nans. Refactor
1950 documentation of -ffast-math.
1952 2007-11-18 Jakub Jelinek <jakub@redhat.com>
1954 PR rtl-optimization/34132
1955 * gcse.c (try_replace_reg): Avoid rtx sharing between REG_EQUAL note
1959 * optabs.h (optab_table): Change type to struct optab from optab.
1960 (convert_optab_table): Similarly.
1961 Adjust all _optab macros to expand to addresses of optab_table
1962 resp. convert_optab_table elements rather than the values of the
1964 * optabs.c (optab_table): Change typype to struct optab from optab.
1965 If compiled by recent GCC, initialize all the insn_code fields in
1966 the array using designated range initializers.
1967 (convert_optab_table): Similarly.
1968 (convert_optab_libfunc, optab_libfunc, set_optab_libfunc,
1969 set_conv_libfunc): Into libfunc_entry's optab field store index within
1970 optab_table resp. convert_optab_table array instead of difference
1971 between two separately malloced addresses.
1972 (new_optab): Add op argument, don't return anything. Initialize
1973 just the insn_code field in handlers array and only when needed.
1974 (init_optab, init_optabv): Add op argument, don't return anything.
1975 Adjust new_optab caller.
1976 (new_convert_optab): Removed.
1977 (init_convert_optab): Add op argument, don't return anything, don't
1978 call new_convert_optab. If needed, initialize insn_code field in
1980 (init_optabs): Adjust init_optab, init_optabv and init_convert_optab
1982 (debug_optab_libfuncs): Adjust uses of optab_table and
1983 convert_optab_table arrays.
1985 2007-11-18 Richard Guenther <rguenther@suse.de>
1987 PR tree-optimization/34127
1988 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1989 Make code match up the comments, require compatibility of the
1992 2007-11-17 Richard Guenther <rguenther@suse.de>
1995 * fold-const.c (extract_muldiv_1): Do not move negative
1996 constants inside ABS_EXPR.
1998 2007-11-16 Ian Lance Taylor <iant@google.com>
2000 * collect2.c (dump_file): If a demangled symbol is followed by a
2001 space, make sure we output at least one space.
2003 2007-11-16 Richard Guenther <rguenther@suse.de>
2006 * fold-const.c (fold_binary): Use correct types for folding
2007 1 << X & Y to Y >> X & 1.
2009 2007-11-16 Richard Guenther <rguenther@suse.de>
2011 PR tree-optimization/33870
2012 * tree.h (struct tree_memory_tag): Add base_for_components flag.
2013 (struct tree_struct_field_tag): Remove nesting_level field.
2014 (SFT_NESTING_LEVEL): Remove.
2015 (SFT_BASE_FOR_COMPONENTS_P): Add.
2016 * tree-flow.h (struct fieldoff): Remove nesting_level field. Add
2017 base_for_components flag.
2018 (push_fields_onto_fieldstack): Remove nesting_level parameter.
2019 * tree-ssa-alias.c (create_sft): Likewise. Add base_for_components
2021 (create_overlap_variables_for): Deal with it.
2022 * tree-dfa.c (dump_subvars_for): Likewise.
2023 (dump_variable): Likewise.
2024 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Likewise.
2025 Set base_for_components for first elements of sub-structures.
2026 (create_variable_info_for): Handle base_for_components.
2027 (set_uids_in_ptset): Always set SFT_UNPARTITIONABLE_P for
2028 pointed-to SFTs if SFT_BASE_FOR_COMPONENTS_P is set.
2029 * tree-ssa-operands.c (ref_nesting_level): Remove.
2030 (add_vars_for_offset): Remove full_ref parameter, always add
2031 the offset of the pointed-to SFT.
2032 (add_virtual_operand): Adjust for changed signature of
2033 add_vars_for_offset.
2035 2007-11-16 Sa Liu <saliu@de.ibm.com>
2037 * config/spu/spu.md (floatunssidf2, floatunsdidf2): Inlined
2038 floatunssidf2 and floatunsdidf2.
2040 2007-11-16 Richard Guenther <rguenther@suse.de>
2042 PR tree-optimization/34113
2043 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2044 Use correct conversion direction for checking type compatibility.
2046 2007-11-16 Richard Guenther <rguenther@suse.de>
2048 PR tree-optimization/34099
2049 * tree-ssa-ccp.c (likely_value): Use a whitelist for operators
2050 that produce UNDEFINED result if at least one of its operands
2051 is UNDEFINED. By default the result is only UNDEFINED if all
2052 operands are UNDEFINED.
2054 2007-11-16 Jakub Jelinek <jakub@redhat.com>
2057 * gcc.c (init_spec): Don't initialize asm_debug here...
2058 (main): ... but here.
2060 2007-11-07 Tom Tromey <tromey@redhat.com>
2062 * tree-ssa-structalias.c (ipa_pta_execute): Rename 'cfun' to 'func'.
2063 * tree-parloops.c (create_loop_fn): Use set_cfun.
2064 * gengtype.c (open_base_files): Emit #undef cfun.
2065 * ipa-struct-reorg.c (do_reorg_1): Use set_cfun.
2066 * function.h (cfun): New define.
2067 * function.c: Undefine cfun.
2069 2007-11-07 Eric B. Weddington <eweddington@cso.atmel.com>
2071 * config/avr/avr.c (avr_mcu_types): Add attiny88.
2072 * config/avr/avr.h (LINK_SPEC): Likewise.
2073 (CRT_BINUTILS_SPECS): Likewsie.
2074 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2076 2007-11-15 Jakub Jelinek <jakub@redhat.com>
2079 * tree-ssa-ccp.c (optimize_stack_restore): New function.
2080 (execute_fold_all_builtins): Call optimize_stack_restore for
2081 BUILT_IN_STACK_RESTORE.
2083 2007-11-15 Paolo Bonzini <bonzini@gnu.org>
2085 * fwprop.c (try_fwprop_subst): Skip profitability check for forward
2086 propagation into an address; that's done in should_replace_address.
2088 2007-11-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2090 * config/spu/spu-protos.h (legitimate_const): Remove prototype.
2091 * config/spu/spu.c (legitimate_const): Remove.
2092 (classify_immediate): Inline call to legitimate_const.
2093 (spu_legitimate_address): Likewise. Allow SYMBOL_REF + CONST_INT
2094 for any constant, not just -512 .. 511.
2096 2007-11-15 Sa Liu <saliu@de.ibm.com>
2098 * config/spu/spu.c (spu_emit_branch_or_set): Remove PROCESSOR_CELL
2099 condition from HONOR_NANS test.
2100 * config/spu/spu.md (ceq_df): Always generate comparison code
2101 inline, including checks for NaNs and infinities.
2103 (cgt_v2df): Likewise.
2104 (cmpdf): Make this expander unconditional.
2106 2007-11-15 Richard Guenther <rguenther@suse.de>
2108 * tree-ssa-alias.c (create_overlap_variables_for): Make sure
2109 to only create SFTs if we also create variable infos for PTA.
2110 * tree-ssa-structalias.c (set_uids_in_ptset): Add all overlapping SFTs.
2112 2007-11-15 Richard Guenther <rguenther@suse.de>
2114 * tree-ssa-structalias.c (set_uids_in_ptset): Use the pointed-to
2115 type for TBAA pruning.
2116 (find_what_p_points_to): Call set_uids_in_ptset with the original
2117 pointer, not the decl of the solution we collapsed to.
2119 2007-11-14 David Daney <ddaney@avtrex.com>
2121 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use CFA
2124 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
2127 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Forbid mode changes
2128 for registers in BR_REGS class.
2130 2007-11-14 Jakub Jelinek <jakub@redhat.com>
2133 * tree-ssa.c (delete_tree_ssa): Don't call fini_ssa_operands if
2134 init_ssa_operands has not been called for cfun.
2136 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
2138 PR tree-optimization/34046
2139 * cfg.c (update_bb_profile_for_threading): Avoid the division for the
2140 scaling if the old probability is greater than the new base.
2142 2007-11-14 Sebastian Pop <sebastian.pop@amd.com>
2144 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Remove
2145 unused edges after loop duplication.
2147 2007-11-14 Uros Bizjak <ubizjak@gmail.com>
2149 * config/i386/i386.h (TARGET_CPU_DEFAULT_*): Substitute with ...
2150 (enum target_cpu_default): ... this enum.
2151 (TARGET_CPU_DEFAULT_NAMES): Remove macro. Move initializer to ...
2152 * config/i386/i386.c (override_options): ... here.
2153 * config/i386/i386-interix.h (TARGET_CPU_DEFAULT): Use
2154 TARGET_CPU_DEFAULT_i486.
2156 2007-11-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
2158 * global.c (rest_of_handle_global_alloc): Fix comment typos.
2159 * config/sh/sh.c (sh_rtx_costs): Likewise.
2160 * ChangeLog: Likewise.
2162 2007-11-13 Sebastian Pop <sebastian.pop@amd.com>
2164 * tree-chrec.h (build_polynomial_chrec): RHS of a chrec
2165 should not be of pointer type.
2167 2007-11-13 Michael Meissner <michael.meissner@amd.com>
2169 * config/i386/i386.c (ix86_sse5_valid_op_p): Put type on separate line.
2171 2007-11-13 Sterling Augustine <sterling@tensilica.com>
2172 Bob Wilson <bob.wilson@acm.org>
2174 * config/xtensa/unwind-dw2-xtensa.c: New.
2175 * config/xtensa/unwind-dw2-xtensa.h: New.
2176 * config/xtensa/xtensa.h (MUST_USE_SJLJ_EXCEPTIONS): Remove.
2177 (DWARF2_UNWIND_INFO): Remove.
2178 (DWARF_FRAME_REGISTERS): Define.
2179 (EH_RETURN_DATA_REGNO): Define.
2180 * config/xtensa/xtensa.md (UNSPECV_EH_RETURN): Define.
2182 * config/xtensa/t-xtensa (LIB2ADDEH): Define.
2184 2007-11-13 Jakub Jelinek <jakub@redhat.com>
2186 * doc/invoke.texi: Fix description of -fsched-stalled-insns=0,
2187 -fsched-stalled-insns.
2189 PR tree-optimization/34063
2190 * tree-chrec.c (chrec_evaluate): Put CHREC_LEFT based argument
2191 as first chrec_fold_plus operand rather than second.
2193 2007-11-13 Diego Novillo <dnovillo@google.com>
2195 PR tree-optimization/33870
2196 * tree.h (strcut tree_memory_tag): Add field unpartitionable.
2197 Remove field in_nested_struct.
2198 (struct tree_struct_field_tag): Add field nesting_level.
2199 (sft_in_nested_struct): Remove.
2200 (sft_nesting_level): Define.
2201 (sft_unpartitionable_p): Define.
2202 * tree-ssa-alias.c (mem_sym_score): If mp->var is not
2203 partitionable, return long_max.
2204 (compute_memory_partitions): Do not partition sfts marked
2206 (create_sft): Add argument nesting_level. Set
2207 sft_nesting_level with it. Update all users.
2208 (create_overlap_variables_for): Show nesting level.
2209 * tree-dfa.c (dump_subvars_for): Likewise.
2210 (dump_variable): Likewise. Show whether the sft is
2211 partitionable or not.
2212 * tree-flow.h (struct fieldoff): Remove field in_nested_struct.
2213 Add field nesting_level.
2214 * tree-ssa-structalias.c (struct variable_info): Remove
2215 field in_nested_struct.
2216 (push_fields_onto_fieldstack): Add argument nesting_level.
2217 Update all users. Update documentation. Update pair->nesting_level
2218 with nesting_level. Make recursive calls with nesting_level + 1.
2219 (set_uids_in_ptset): If an sft is added to the points-to set,
2220 mark it as unpartitionable.
2221 * tree-ssa-operands.c (ref_nesting_level): New.
2222 (add_vars_for_offset): Call it. Add argument full_ref. Update
2223 callers. If var is inside a nested structure and the nesting level
2224 of full_ref is lower than the nesting level of var,
2225 adjust offset by the offset of var.
2227 2007-11-13 Victor Kaplansky <victork@il.ibm.com>
2229 PR tree-optimization/32582
2230 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-tree-vectorize
2232 2007-11-12 Danny Smith <dannysmith@users.sourceforge.net>
2234 * doc/extend.texi (dllimport): Document that pointers to dllimport'd
2235 functions can be used as constant.
2237 2007-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2239 PR rtl-optimization/34035
2240 * cse.c (cse_cfg_altered): New global variable.
2241 (cse_jumps_altered): Make boolean.
2242 (recorded_label_ref): Likewise.
2243 (cse_insn): Adjust for above changes.
2244 (cse_extended_basic_block): Likewise. Set cse_cfg_altered
2245 if dead edges have been purged.
2246 (cse_main): Change return value specification and adjust code.
2247 (rest_of_handle_cse): Adjust for above change.
2248 (rest_of_handle_cse2): Likewise.
2249 * gcse.c (rest_of_handle_gcse): Likewise.
2251 2007-11-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2252 Michael Meissner <michael.meissner@amd.com>
2254 * config/i386/i386.md (sse5_setcc<mode>): Use <ssemodefsuffix> to
2255 get the appropriate suffix for the coms* instruction.
2256 (sse5_pcmov_<mode>): Restrict operands of pcmov
2257 for scalar case to be only xmm registers and not memory.
2259 * config/i386/sse.md (sse5_pcmov_<mode>): Correct the operand
2260 constraints to follow the mnemonics for the pcmov instruction
2262 2007-11-12 Richard Sandiford <rsandifo@nildram.co.uk>
2265 * config/mips/mips.c (mips_return_fpr_single): New function.
2266 (mips_function_value): Use it when returning single-field
2268 (mips_expand_call): Handle the PARALLELs created by
2269 mips_return_fpr_single.
2271 2007-11-12 Richard Guenther <rguenther@suse.de>
2274 * fold-const.c (fold_binary): If testing for non-negative
2275 operands with tree_expr_nonnegative_warnv_p make sure to
2276 use op0 which has all (sign) conversions retained.
2278 2007-11-12 Richard Guenther <rguenther@suse.de>
2281 * fold-const.c (fold_binary): Fold n - (n / m) * m to n % m.
2282 (fold_binary): Fold unsinged FLOOR_DIV_EXPR to TRUNC_DIV_EXPR.
2284 2007-11-12 Ira Rosen <irar@il.ibm.com>
2286 PR tree-optimization/33953
2287 * tree-vect-transform.c (vectorizable_operation): In case of SLP,
2288 allocate vec_oprnds1 according to the number of created vector
2289 statements. In case of shift with scalar argument, store scalar
2290 operand for every vector statement to be created for the SLP node.
2293 2007-11-10 Steven Bosscher <stevenb.gcc@gmail.com>
2295 * gcse.c (CUID_INSN): Remove.
2297 (alloc_gcse_mem): Don't allocate cuid_insn.
2298 (free_gcse_mem): Don't free cuid_insn.
2300 2007-11-10 Jakub Jelinek <jakub@redhat.com>
2303 * gimplify.c (goa_lhs_expr_p): Inside INDIRECT_REF handle unshared
2307 * tree-inline.h (copy_body_data): Add regimplify field.
2308 * tree-inline.c (copy_body_r): Set id->regimplify to true
2309 if an TREE_INVARIANT ADDR_EXPR is no longer invariant after
2311 (copy_bb): Clear id->regimplify before walk_tree, if it is
2312 set afterwards, regimplify the whole statement.
2314 PR tree-optimization/33680
2315 * tree-data-ref.c (split_constant_offset) <case ADDR_EXPR>: Punt
2316 if the added cast involves variable length types.
2318 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
2319 Maxim Kuvyrkov <maxim@codesourcery.com>
2321 * sched-deps.c (sched_analyze_insn): Use MOVE_BARRIER
2322 instead of TRUE_BARRIER for jumps. Add register dependencies
2323 even when reg_pending_barrier is set.
2325 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
2327 * haifa-sched.c (haifa_classify_insn): Rename to ...
2328 (haifa_classify_rtx): ... this. Improve handling of COND_EXECs,
2329 handle PARALLELs by recursing. Use it ...
2330 (haifa_classify_insn): ... here. Reimplement.
2332 2007-11-09 Richard Guenther <rguenther@suse.de>
2334 * bitmap.h (bitmap_single_bit_set_p): Declare.
2335 * bitmap.c (bitmap_single_bit_set_p): New function.
2336 * tree-ssa-alias.c (add_may_alias_for_new_tag): Use it.
2337 (maybe_create_global_var): Use bitmap_empty_p.
2339 2007-11-09 Paolo Bonzini <bonzini@gnu.org>
2340 Jakub Jelinek <jakub@redhat.com>
2342 PR rtl-optimization/34012
2343 * fwprop.c (try_fwprop_subst): Do not replace if the new
2344 SET_SRC has a higher cost than the old one.
2346 2007-11-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2348 PR rtl-optimization/33732
2349 * reload.c (push_reload): Check that the REG_DEAD note was referring
2350 to a hardreg or to a pseudo that has been assigned exactly one hardreg
2351 before considering it in order to select the reload register.
2352 (combine_reloads): Likewise.
2353 (find_dummy_reload): Likewise.
2355 2007-11-09 Richard Guenther <rguenther@suse.de>
2357 * tree-flow.h (struct ptr_info_def): Make escape_mask a ENUM_BITFIELD.
2358 (struct ptr_info_def): Likewise.
2359 (enum escape_type): Also use bit zero.
2361 2007-11-09 Richard Guenther <rguenther@suse.de>
2363 PR tree-optimization/33604
2364 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2365 Disregard changes in CV qualifiers of pointed to types for
2366 forward propagating ADDR_EXPRs.
2367 * tree-ssa-ccp.c (fold_stmt_r): Preserve volatileness of the original
2370 2007-11-09 Richard Sandiford <rsandifo@nildram.co.uk>
2372 * dse.c (find_shift_sequence): Always choose an integer mode for
2374 (replace_read): Require both the read and store mode to be
2375 integer ones. Remove a then-redundant FLOAT_P check.
2377 2007-11-08 Richard Guenther <rguenther@suse.de>
2379 * tree-dfa.c (remove_referenced_var): If removing a
2380 variable which has subvars, also remove those from
2381 the referenced vars. Do not create a variable annotation.
2383 2007-11-08 Bob Wilson <bob.wilson@acm.org>
2385 * config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
2386 argument for gen_entry calls.
2387 * config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
2388 (entry): Use the new attribute value. Remove unused first operand.
2390 2007-11-08 Tom Tromey <tromey@redhat.com>
2392 * c-parser.c (c_parser_translation_unit): Use location in error.
2393 (c_parser_external_declaration): Likewise.
2394 (c_parser_declaration_or_fndef): Likewise.
2395 (c_parser_enum_specifier): Likewise.
2396 (c_parser_struct_or_union_specifier): Likewise.
2397 (c_parser_struct_declaration): Likewise.
2398 (c_parser_typeof_specifier): Likewise.
2399 (c_parser_parms_list_declarator): Likewise.
2400 (c_parser_asm_string_literal): Likewise.
2401 (c_parser_braced_init): Likewise.
2402 (c_parser_initelt): Likewise.
2403 (c_parser_compound_statement_nostart): Likewise.
2404 (c_parser_statement_after_labels): Likewise.
2405 (c_parser_do_statement): Likewise.
2406 (c_parser_asm_statement): Likewise.
2407 (c_parser_conditional_expression): Likewise.
2408 (c_parser_unary_expression): Likewise.
2409 (c_parser_sizeof_expression): Likewise.
2410 (c_parser_postfix_expression): Likewise.
2411 (c_parser_postfix_expression_after_paren_type): Likewise.
2412 (c_parser_objc_class_instance_variables): Likewise.
2413 (c_parser_objc_method_definition): Likewise.
2414 (c_parser_objc_methodprotolist): Likewise.
2415 (c_parser_pragma): Likewise.
2416 (c_parser_omp_clause_num_threads): Likewise.
2417 (c_parser_omp_clause_schedule): Likewise.
2418 (c_parser_omp_all_clauses): Likewise.
2419 (c_parser_omp_sections_scope): Likewise.
2420 (c_parser_label): Use location of label, not colon.
2422 2007-11-08 Danny Smith <dannysmith@users.sourceforge.net>
2425 * config/i386/cygming.h (BIGGEST_FIELD_ALIGNMENT): Define only if
2428 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2431 * ipa-pure-const.c (static_execute): Added code to keep recursive
2432 functions from being marked as pure or const.
2433 * ipa-utils.c (searchc): Fixed comment.
2435 2007-11-08 Tom Tromey <tromey@redhat.com>
2437 * common.opt (fshow-column): Default to 0.
2438 * configure: Rebuilt.
2439 * configure.ac (--enable-mapped-location): Default to 'yes'.
2441 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2443 * common.opt: Add pointer to doc/options.texi.
2444 * doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
2445 -fipa-reference): Add or correct doc. Sorted options list for -Os
2448 2007-11-07 Bernhard Fischer <aldot@gcc.gnu.org>
2451 * config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
2452 * config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on
2453 TARGET_BIG_ENDIAN_DEFAULT. Use for MULTILIB_DEFAULTS.
2454 (TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
2455 (LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
2456 * config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according
2457 to TARGET_BIG_ENDIAN_DEFAULT.
2458 (SUBTARGET_EXTRA_LINK_SPEC): Likewise.
2459 * config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according
2460 to TARGET_BIG_ENDIAN_DEFAULT.
2462 2007-11-07 Diego Novillo <dnovillo@google.com>
2464 * tree.h (struct tree_struct_field_tag): Move field
2465 in_nested_struct ...
2466 (struct tree_memory_tag): ... here.
2468 2007-11-07 Diego Novillo <dnovillo@google.com>
2471 * tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
2472 (SFT_IN_NESTED_STRUCT): Define.
2473 * tree-dfa.c (dump_subvars_for): Show offset of each sub-var.
2474 * tree-flow.h (struct fieldoff): Add field in_nested_struct.
2475 * tree-ssa-structalias.c (struct variable_info): Likewise.
2476 (push_fields_onto_fieldstack): If OFFSET is positive,
2477 set in_nested_struct.
2478 (create_variable_info_for): Copy setting of
2479 in_nested_struct from the field offset object.
2480 (set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
2481 variable info object.
2482 * tree-ssa-operands.c (add_vars_for_offset): If VAR
2483 belongs to a nested structure, adjust OFFSET by SFT_OFFSET(VAR).
2485 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2487 PR rtl-optimization/33737
2488 * cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
2489 target block after computing the probabilities of outgoing edges.
2490 Cap the frequency to BB_FREQ_MAX.
2491 * tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
2492 frequency of the basic block if it has been reused.
2494 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2496 PR rtl-optimization/33822
2497 * rtl.h (REG_OFFSET): Fix comment.
2498 * var-tracking.c (INT_MEM_OFFSET): New macro.
2499 (var_mem_set): Use it.
2500 (var_mem_delete_and_set): Likewise.
2501 (var_mem_delete): Likewise.
2502 (same_variable_part_p): Likewise.
2503 (vt_get_decl_and_offset): Likewise.
2504 (offset_valid_for_tracked_p): New predicate.
2505 (count_uses): Do not track locations with invalid offsets.
2506 (add_uses): Likewise.
2507 (add_stores): Likewise.
2509 2007-11-07 Tom Tromey <tromey@redhat.com>
2511 * Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
2512 (BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).
2514 2007-11-07 Dmitry Zhurikhin <zhur@ispras.ru>
2515 Andrey Belevantsev <abel@ispras.ru>
2517 * modulo-sched.c (sms_order_nodes, permute_partial_schedule,
2518 generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
2519 (calculate_order_params, sms_order_nodes): New parameter pmax_asap.
2520 Save calculated max_asap in it.
2521 (sms_schedule): Calculate maxii using max_asap.
2523 2007-11-07 Andreas Krebbel <krebbel1@de.ibm.com>
2525 * doc/invoke.texi: Replace rs6000 dfp switches -mdfp/-mno-dfp
2526 with -mhard-dfp/-mno-hard-dfp.
2528 2007-11-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2529 Jakub Jelinek <jakub@redhat.com>
2532 * haifa-sched.c (check_sched_flags): Remove.
2533 (sched_init): Don't call it.
2535 2007-11-06 Diego Novillo <dnovillo@google.com>
2537 * tree-flow.h (struct fieldoff): Reformat comment. Document fields.
2538 * tree-ssa-operands.c: Tidy top-level comments.
2539 (add_vop): Likewise.
2540 (add_vars_for_offset): Tidy parameter formatting..
2541 (get_addr_dereference_operands): Likewise.
2542 (get_indirect_ref_operands): Likewise.
2543 (get_expr_operands) <OMP_ATOMIC_LOAD>: Reformat.
2544 <OMP_ATOMIC_STORE>: Likewise.
2546 2007-11-06 Rask Ingemann Lambertsen <rask@sygehus.dk>
2549 * config/i386/driver-i386.c: Test for __GNUC__ instead of
2550 GCC_VERSION which is always defined.
2552 2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2555 * reload1.c (find_reloads): Also check in_reg when handling a
2556 simple move with an input reload and a destination of a hard register.
2558 2007-11-06 Maxim Kuvyrkov <maxim@codesourcery.com>
2560 * config/m68k/m68k.c (sched-int.h, insn-codes.h): New includes.
2561 (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
2562 TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_FINISH_GLOBAL,
2563 TARGET_SCHED_INIT, TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
2564 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Redefine.
2565 (m68k_sched_attr_type2): New function.
2566 (sched_adjust_cost_state): New static variable.
2567 (m68k_sched_adjust_cost): New static function implementing
2569 (sched_ib_size, sched_ib_filled, sched_ib_insn, sched_mem_unit_code):
2570 New static variables.
2571 (m68k_sched_variable_issue): New static function implementing
2573 (sched_dump_class_def, sched_dump_class_func_t): New typedefs.
2574 (sched_dump_split_class): New static function.
2575 (sched_dump_dfa_guess_unit_code, sched_dump_dfa_state): New static
2577 (sched_dump_dfa_class, m68k_sched_dump): New static function.
2578 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2579 m68k_sched_md_init, m68k_sched_dfa_pre_advance_cycle,
2580 m68k_sched_dfa_post_advance_cycle): New static functions implementing
2583 * config/m68k/m68k.h (m68k_sched_attr_type2): Declare.
2584 (CPU_UNITS_QUERY): Define.
2586 * config/m68k/cf.md: New file.
2587 * config/m68k/m68.md (cf.md): New include.
2589 2007-11-06 Tom Tromey <tromey@redhat.com>
2593 * function.c (saved_in_system_header): New global.
2594 (push_cfun): Save in_system_header.
2595 (pop_cfun): Restore in_system_header.
2596 (push_struct_function): Save in_system_header.
2598 2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
2602 * c-common.c (c_build_qualified_type): Moved to c-typeck.c.
2603 (complete_array_type): Set canonical type appropriately.
2604 * c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
2605 C and C++ front ends now have different versions of this function,
2606 because the C++ version needs to maintain canonical types here.
2608 2007-11-04 Razya Ladelsky <razya@il.ibm.com>
2610 * tree-parloops.c (reduction_info): Remove reduction_init field.
2611 (initialize_reductions): Remove creation of the reduction_init variable.
2612 (struct data_arg): Remove.
2613 (add_field_for_reduction, create_stores_for_reduction): New functions.
2614 (add_field_for_name): Remove reduction handling.
2615 (separate_decls_in_loop): Call add_field_for_reduction,
2616 create_stores_for_reduction.
2618 2007-11-06 Jakub Jelinek <jakub@redhat.com>
2620 PR tree-optimization/33458
2621 * tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
2622 !is_gimple_val PHI argument, gimplify it and insert it on edge.
2624 PR tree-optimization/33993
2625 * tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
2626 rather than build_constructor_from_list if all list values are
2628 (get_initial_def_for_induction): Use build_vector instead of
2629 build_constructor_from_list.
2631 2007-11-05 Mark Mitchell <mark@codesourcery.com>
2634 * tree.h (DECL_INIT_PRIORITY): Do not require DECL_HAS_INIT_PRIORITY_P.
2635 (DECL_FINI_PRIORITY): Likewise.
2636 * tree.c (decl_init_priority_lookup): Remove assert.
2637 (decl_fini_priority_insert): Likewise.
2638 * cgraphunit.c (static_ctors): Make it a VEC.
2639 (static_dtors): Likewise.
2640 (record_cdtor_fn): Adjust accordingly.
2641 (build_cdtor): Generate multiple functions for each initialization
2643 (compare_ctor): New function.
2644 (compare_dtor): Likewise.
2645 (cgraph_build_cdtor_fns): Sort the functions by priority before
2646 calling build_cdtor.
2647 (cgraph_build_static_cdtor): Put the priority in the function's name.
2649 2007-11-05 H.J. Lu <hongjiu.lu@intel.com>
2652 * common.opt: Add shared and pie.
2654 2007-11-05 Bob Wilson <bob.wilson@acm.org>
2656 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Do not
2657 replace references to virtual_stack_vars_rtx in goto_handler.
2659 2007-11-05 Paul Brook <paul@codesourcery.com>
2661 * config.gcc (arm*-*-*): Set c_target_objs and cxx_target_objs.
2662 * config/arm/arm.c (arm_lang_output_object_attributes_hook): New.
2663 (arm_file_start): Don't set Tag_ABI_PCS_wchar_t. Call
2664 arm_lang_output_object_attributes_hook.
2665 * config/arm/arm.h (arm_lang_output_object_attributes_hook): Declare.
2666 (REGISTER_TARGET_PRAGMAS): Call arm_lang_object_attributes_init.
2667 * config/arm/arm-protos.h (arm_lang_object_attributes_init): Add
2669 * config/arm/t-arm.c (arm.o): New rule.
2670 * config/arm/arm-c.c: New file.
2672 2007-11-05 Nick Clifton <nickc@redhat.com>
2673 Sebastian Pop <sebastian.pop@amd.com>
2675 PR tree-optimization/32540
2676 PR tree-optimization/33922
2677 * doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
2678 * tree-ssa-pre.c: Include params.h.
2679 (compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
2680 to limit the maximum length of the PA set for a given block.
2681 * Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
2682 * params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
2684 2007-11-05 Nathan Sidwell <nathan@codesourcery.com>
2686 * libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
2687 __fixunssfDI): Make return type unsigned.
2688 * libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
2689 __fixunssfDI): Make return type unsigned.
2691 2007-11-05 Jakub Jelinek <jakub@redhat.com>
2693 PR tree-optimization/33856
2694 * tree-data-ref.c (get_references_in_stmt): Don't add
2695 REFERENCE_CLASS_P trees to references vector if get_base_address
2696 returns NULL on them.
2698 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
2700 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
2702 2007-11-04 Andrew Pinski <pinskia@gmail.com>
2705 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
2706 for TRUTH_NOT_EXPR to type.
2708 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
2710 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
2712 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2715 * dwarf2out.c (add_calling_convention_attribute): Change
2716 second argument. Set calling convention to DW_CC_program for
2717 Fortran main program.
2718 (gen_subprogram_die): Adjust to new prototype for
2719 add_calling_convention_attribute.
2721 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
2723 PR tree-optimization/33987
2724 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
2726 (vectorizable_reduction): Add type check.
2728 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2731 * c-parser.c (c_parser_statement_after_labels): Error if a
2732 declaration is parsed after a label.
2734 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
2737 * reorg.c (emit_delay_sequence): Do not clear the locator on
2738 the jump instruction.
2740 2007-11-03 Jakub Jelinek <jakub@redhat.com>
2743 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
2744 current sched region.
2746 2007-11-02 Jakub Jelinek <jakub@redhat.com>
2748 * config/ia64/ia64.c (struct reg_write_state): Change into
2749 unsigned short bitfields rather than unsigned int, decrease
2750 first_pred to just 10 bits.
2751 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
2752 into two char array.
2753 (rws_insn_set, rws_insn_test): New functions.
2754 (in_safe_group_barrier): New variable.
2755 (rws_update): Remove first argument, always set rws_sum array.
2756 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
2757 or update rws_sum if !in_safe_group_barrier, adjust rws_update args.
2758 (rtx_needs_barrier): Use rws_insn_test macro.
2759 (safe_group_barrier_needed): Don't save/restore rws_sum array,
2760 instead set/clear in_safe_group_barrier flag.
2762 2007-11-02 Bob Wilson <bob.wilson@acm.org>
2764 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
2765 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
2766 pointer or frame pointer.
2767 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
2768 (MUST_USE_SJLJ_EXCEPTIONS): Define.
2769 (DWARF2_UNWIND_INFO): Define.
2770 (INCOMING_RETURN_ADDR_RTX): Define.
2771 (DWARF_FRAME_RETURN_COLUMN): Define.
2773 2007-11-02 Tom Tromey <tromey@redhat.com>
2775 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
2778 2007-11-02 Diego Novillo <dnovillo@google.com>
2780 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
2781 argument from function pointer ANALYZE_EXPR. Update all users.
2782 * cgraph.c (debug_cgraph_node): New.
2783 (debug_cgraph): New.
2785 2007-11-02 Jakub Jelinek <jakub@redhat.com>
2787 PR rtl-optimization/33648
2788 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
2789 the newly created basic block.
2791 2007-11-01 Richard Guenther <rguenther@suse.de>
2793 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
2795 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
2797 PR rtl-optimization/33828
2798 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
2799 of VBEIN and VBEOUT.
2801 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
2803 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
2804 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
2805 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
2807 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
2809 * gcc.c (getenv_spec_function): Escape the environment variable's
2812 2007-11-01 Janis Johnson <janis187@us.ibm.com>
2814 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
2815 show that CSE means common subexpression elimination. Change wording
2816 for -fsee and define LCM. Remove capitalization of optimizations
2817 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
2819 2007-11-01 Janis Johnson <janis187@us.ibm.com>
2822 * doc/sourcebuild.texi (Test Directives): Document that xfail
2823 has no effect for dg-do except when dg-do-what is "run".
2825 2007-11-01 Tom Tromey <tromey@redhat.com>
2827 * c-decl.c (grokdeclarator): Set decl source locations.
2828 * c-parser.c (c_parser_enum_specifier): Set location.
2829 (c_parser_struct_or_union_specifier): Likewise.
2831 2007-11-01 Tom Tromey <tromey@redhat.com>
2833 * print-tree.c (print_node): Print column number.
2835 2007-11-01 Jakub Jelinek <jakub@redhat.com>
2838 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
2839 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
2840 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
2842 PR rtl-optimization/33673
2843 * gcse.c (cprop_jump): If a conditional jump has been optimized
2844 into unconditional jump, make the remaining normal edge fallthru
2845 and delete the jump insn.
2847 2007-11-01 Ben Elliston <bje@au.ibm.com>
2849 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
2850 (set_mem_attrs_from_reg): Likewise.
2852 2007-11-01 Michael Matz <matz@suse.de>
2854 PR tree-optimization/33961
2855 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
2856 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
2857 (add_or_mark_expr): New argument 'store', using it to search
2859 (nt_init_block): Adjust calls to add_or_mark_expr.
2861 2007-10-31 Jakub Jelinek <jakub@redhat.com>
2864 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
2865 for the first push_operand.
2867 2007-10-31 Revital Eres <eres@il.ibm.com>
2869 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
2870 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
2871 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
2872 movmisalignv2sf, vcondv2sf): New.
2873 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
2874 UNSPEC_EXTODD_V2SF): Define new constants.
2875 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
2876 paired_emit_vector_cond_expr): New.
2877 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
2878 * config/rs6000/rs6000.c (paired_expand_vector_move,
2879 paired_emit_vector_cond_expr, paired_emit_vector_compare):
2881 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
2883 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
2885 PR tree-optimization/32377
2886 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
2887 work also for unknown number of iterations.
2888 (analyze_subscript_affine_affine): Clean up. Don't fail when the
2889 number of iterations is not known.
2891 2007-10-31 Richard Guenther <rguenther@suse.de>
2894 * fold-const.c (extract_muldiv_1): Make sure to not introduce
2895 new undefined integer overflow.
2896 (fold_binary): Avoid useless conversion.
2898 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
2901 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P check.
2903 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
2905 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
2907 * config/s390/s390.c: (override_options): Replace
2908 -mhard-dfp/-msoft-dfp with -mhard-dfp/-mno-hard-dfp.
2909 * config/s390/s390.opt: Likewise.
2910 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
2913 2007-10-30 Janis Johnson <janis187@us.ibm.com>
2915 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
2917 2007-10-30 Janis Johnson <janis187@us.ibm.com>
2919 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
2920 optimization options.
2921 (Optimize Options): Add -fdce and -fdse to the list of optimizations
2922 enabled by -O. Document -fdce and -fdse.
2924 2007-10-30 Jakub Jelinek <jakub@redhat.com>
2927 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
2928 convert second operand of COMPOUND_EXPR to the original type of
2931 2007-10-30 Richard Guenther <rguenther@suse.de>
2933 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
2934 of loop adding SFTs as virtual operands.
2936 2007-10-30 Richard Guenther <rguenther@suse.de>
2938 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
2940 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
2942 PR tree-optimization/32893
2943 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
2944 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
2946 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
2948 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
2950 (sub_ddmmss): Likewise.
2951 (umul_ppmm): Likewise.
2952 (udiv_qrnnd): Likewise.
2954 2007-10-29 Janis Johnson <janis187@us.ibm.com>
2957 * doc/sourcebuild.texi (Test Directives): Document that dg-require
2958 directives must come before dg-additional-sources.
2960 2007-10-29 Jakub Jelinek <jakub@redhat.com>
2962 PR tree-optimization/33723
2963 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
2964 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
2966 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
2968 PR tree-optimization/33614
2969 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
2970 if they can't be reduced to VECTOR_CSTs and aren't legitimate
2971 initializer constants.
2973 2007-10-29 Richard Guenther <rguenther@suse.de>
2975 PR tree-optimization/33870
2976 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
2977 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
2980 2007-10-29 Richard Guenther <rguenther@suse.de>
2982 * passes.c (init_optimization_passes): Exchange store_copy_prop
2984 * tree-pass.h (pass_store_copy_prop): Remove.
2985 * tree-ssa-copy.c (do_store_copy_prop): Remove.
2986 (stmt_may_generate-copy): Do not handle store_copy_prop.
2987 (get_copy_of_val): Likewise.
2988 (set_copy_of_val): Likewise.
2989 (copy_prop_visit_assignment): Likewise.
2990 (copy_prop_visit_stmt): Likewise.
2991 (copy_prop_visit_phi_node): Likewise.
2992 (init_copy_prop): Likewise.
2993 (execute_copy_prop): Likewise.
2994 (do_copy_prop): Remove.
2995 (gate_store_copy_prop): Likewise.
2996 (store_copy_prop): Likewise.
2997 (pass_store_copy_prop): Likewise.
2998 (pass_copy_prop): Call execute_copy_prop.
2999 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
3000 * common.opt (ftree-store-copy-prop): Mark obsolete.
3001 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
3003 2007-10-29 Ian Lance Taylor <iant@google.com>
3005 * ifcvt.c (noce_can_store_speculate_p): New static function.
3006 (noce_process_if_block): Call it.
3007 (if_convert): Remove recompute_dominance parameter. Change all
3010 2007-10-29 Richard Guenther <rguenther@suse.de>
3012 * tree-flow-inline.h (get_subvar_at): Use binary search.
3013 (get_first_overlapping_subvar): New function to binary search
3014 for the first overlapping subvar.
3015 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
3016 just handle adding subvars for a pointed-to subvar. Optimize
3017 and use get_first_overlapping_subvar.
3018 (add_vars_for_bitmap): Fold into single caller.
3019 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
3020 and non pointed-to bits of add_vars_for_offset.
3022 2007-10-29 Revital Eres <eres@il.ibm.com>
3024 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
3026 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
3027 Zdenek Dvorak <ook@ucw.cz>
3030 reduction support for automatic parallelization.
3032 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
3034 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
3035 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
3036 and OMP_ATOMIC_STORE.
3037 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
3038 * gimple-low.c (lower_stmt): Same.
3039 * gimplify.c (gimplify_expr): Same.
3040 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
3041 gimplify_omp_atomic_mutex): Remove.
3042 (gimplify_omp_atomic): Change it to simply gimplify the
3043 statement instead of expanding it.
3044 * omp-low.c: Add includes to optabs.h, cfgloop.h.
3045 (expand_omp_atomic, expand_omp_atomic_pipeline,
3046 goa_stabilize_expr, expand_omp_atomic_mutex,
3047 expand_omp_atomic_fetch_op): New functions to implement
3048 expansion of OMP_ATOMIC.
3049 (expand_omp, build_omp_regions_1): Add support for
3050 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
3051 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
3053 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
3055 * tree-parloops.c: add include to tree-vectorizer.h.
3056 (reduction_info): New structure for reduction.
3057 (reduction_list): New list to represent list of reductions per loop.
3058 (struct data_arg): New helper structure for reduction.
3059 (reduction_info_hash, reduction_info_eq, reduction_phi,
3060 initialize_reductions, create_call_for_reduction,
3061 create_phi_for_local_result, create_call_for_reduction_1,
3062 create_loads_for_reductions, create_final_loads_for_reduction):
3064 (loop_parallel_p): Identify reductions, add reduction_list parameter.
3065 (separate_decls_in_loop_name): Support reduction variables.
3066 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
3067 call create_loads_for_reduction for each reduction.
3068 (canonicalize_loop_ivs): Identify reductions, add reduction_list
3070 (transform_to_exit_first_loop): Add reduction support, add
3071 reduction_list parameter.
3072 (gen_parallel_loop): Add reduction_list parameter. Add call
3073 separate_decls_in_loop with
3074 the new argument. Traverse reductions and call
3075 initialize_reductions, create_call_for_reduction.
3076 (parallelize_loops): Create and delete the reduction list.
3077 (add_field_for_name): Change use of data parameter. Add fields for
3079 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
3080 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
3081 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
3082 * tree-inline.c (estimate_num_insns_1): add cases for
3083 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
3084 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
3085 * tree-ssa-operands.c (get_addr_dereference_operands):
3086 New function. Subroutine of get_indirect_ref_operands.
3087 (get_indirect_ref_operands): Call get_addr_dereference_operands.
3088 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
3091 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
3093 * config/cris/cris.c: Include df.h.
3094 (cris_address_cost): Add gcc_assert for canonicalization
3095 assumptions. For PLUS with MULT or register, correct
3096 test for register in other arm. Tweak comments.
3098 2007-10-28 Richard Guenther <rguenther@suse.de>
3100 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
3101 telling if the var is to be treated as points-to location.
3102 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
3103 (add_virtual_operand): Only recurse into MPTs if aliases
3106 2007-10-28 Richard Guenther <rguenther@suse.de>
3108 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
3109 (add_vars_for_bitmap): Do not recurse further. Only add vars
3110 for pointed-to SFTs.
3111 (add_virtual_operand): Re-instantiate loop to add operands for
3112 aliases. Recurse into MPTs.
3113 (get_indirect_ref_operands): If we fall back to use a pointers
3114 SMT, make sure to not prune based on the access offset and size.
3116 2007-10-28 Andrew Pinski <pinskia@gmail.com>
3119 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
3120 the eh information on the statement.
3122 2007-10-28 Richard Guenther <rguenther@suse.de>
3124 * tree-flow.h (subvar_t): Make it a VEC.
3125 (struct subvar): Remove.
3126 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
3127 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
3129 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
3130 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
3131 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
3132 (set_initial_properties): Likewise.
3133 (setup_pointers_and_addressables): Likewise.
3134 (new_type_alias): Likewise.
3135 (create_overlap_variables_for): Likewise.
3136 * tree-dfa.c (dump_subvars_for): Likewise.
3137 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
3138 (get_expr_operands): Likewise.
3139 (add_to_addressable_set): Likewise.
3140 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
3142 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
3144 PR tree-optimization/33920
3145 * tree-if-conv.c (tree_if_conversion): Force predicate of single
3146 successor bb to true when predecessor bb has NULL predicate.
3147 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
3149 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
3151 * config/mips/mips.md: Add combiner patterns for DImode extensions
3152 of HImode and QImode truncations. Reformat HImode <- QImode pattern
3155 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
3158 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
3160 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
3162 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
3163 LIBCALL notes if they are about to be moved to the same insn.
3165 2007-10-27 Richard Guenther <rguenther@suse.de>
3167 PR tree-optimization/33870
3168 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
3169 duplication. Remove redundant call to access_can_touch_variable.
3170 (add_vars_for_bitmap): New helper for recursing over MPT contents.
3171 (add_virtual_operand): Use it.
3173 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3176 * pa.h (ASM_PN_FORMAT): Delete define.
3178 2007-10-26 Janis Johnson <janis187@us.ibm.com>
3180 * doc/invoke.texi (Option Summary, optimizations): Remove
3181 -fbounds-check. Add -fassociative-math, -freciprocal-math,
3182 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
3183 -fsplit-wide-types to match later entry. Break up a long line.
3184 (Option Summary, code gen options) Add -fno-stack-limit. Add
3185 missing @gol to the end of a line.
3186 (Optimization Options): Remove -fbounds-check, which is also
3187 documented under Code Generation Options. Remove =n from
3188 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
3189 to -fcprop-registers to match other options, and say when it is
3190 enabled rather than disabled. Remove extra index entry for
3191 -fno-cx-limited-range. Add index entries for -fstack-protector
3192 and -fstack-protector-all.
3193 (Code Gen Options): Add index entry for -ftls-model.
3195 2007-10-26 Anatoly Sokolov <aesok@post.ru>
3197 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
3198 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
3199 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
3200 expand_epilogue, output_movhi): Don't handle 'main' function.
3201 (avr_attribute_table): Add 'OS_task' function attribute.
3202 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
3204 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
3205 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
3207 * config/avr/avr.opt (minit-stack): Remove.
3209 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
3211 * tree-nested.c (get_trampoline_type): Fix thinko.
3213 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
3216 * tree.c (build_offset_type): Build canonical type based on the
3217 TYPE_MAIN_VARIANT of the base type.
3219 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
3221 * reorg.c (emit_delay_sequence): Move insn locator from the
3222 first insn to the sequence.
3224 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
3226 * ipa-pure-const.c (check_decl): Return immediately when
3227 pure_const_state has been set to IPA_NEITHER.
3229 2007-10-25 Ira Rosen <irar@il.ibm.com>
3231 PR tree-optimization/33833
3232 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
3233 and convert init to sizetype in inner_base construction.
3235 2007-10-25 Richard Guenther <rguenther@suse.de>
3237 * tree-flow.h (mem_sym_stats): Remove.
3238 (dump_mem_sym_stats_for_var): Declare.
3239 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
3240 (mem_sym_stats): Move ...
3241 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
3242 (mem_sym_score): Rename from ...
3243 (pscore): ... this. Remove.
3244 (dump_mem_sym_stats_for_var): New function. Dump the score, but
3245 not the frequencies.
3246 (compare_mp_info_entries): Make sort stable by disambiguating
3249 2007-10-25 Ira Rosen <irar@il.ibm.com>
3251 PR tree-optimization/33866
3252 * tree-vect-transform.c (vectorizable_store): Check operands of all
3253 the stmts in the group of strided accesses. Get def stmt type for each
3254 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
3256 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
3258 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
3259 (Yt): Rename register constraint to Y2.
3260 * config/i386/sse.md: Use renamed register constraints.
3261 * config/i386/mmx.md: Ditto.
3262 * config/i386/i386.md: Ditto.
3264 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
3266 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
3268 2007-10-24 Chao-ying Fu <fu@mips.com>
3270 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
3271 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
3273 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
3274 Olga Golovanevsky <olga@il.ibm.com>
3276 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
3277 the compiler that wr.wrap and wr.domain are initialized in
3280 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
3282 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
3283 to print gcov_type values.
3285 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
3287 * config/avr/avr.h: Do not include progmem_section definition when
3288 building with IN_TARGET_LIBS.
3290 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
3293 * config/mips/mips.c (mips_lo_sum_offset): New structure.
3294 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
3295 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
3296 (mips_orphaned_high_part_p: New functions.
3297 (mips_avoid_hazard): Don't check INSN_P here.
3298 (mips_avoid_hazards): Rename to...
3299 (mips_reorg_process_insns): ...this. Cope with
3300 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
3301 or turn them into nops.
3302 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
3303 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
3304 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
3305 (mips_override_options): Set flag_delayed_branch to 0.
3307 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
3309 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
3310 MIPS-specific implementation details.
3311 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
3312 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
3313 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
3314 for targets with movmemsi.
3315 (MOVE_BY_PIECES_P): Define.
3316 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
3317 (mips_block_move_loop): Add a bytes_per_iter argument.
3318 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
3319 Update call to mips_block_move_loop.
3321 2007-10-24 Michael Matz <matz@suse.de>
3324 * var-tracking.c (variable_union): Don't break after one loop
3325 iteration but only when a difference is found.
3326 (dump_variable): Also print DECL_UID.
3328 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
3330 * ipa-type-escape.h: Expose function
3331 is_array_access_through_pointer_and_index.
3333 (is_array_access_through_pointer_and_index):
3334 Add three new parameters. Add support of
3335 POINTER_PLUS_EXPR tree code.
3337 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
3339 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
3340 * tree-pass.h: Add pass_ipa_struct_reorg.
3341 * common.opt: Add ipa-struct-reorg flag.
3342 * Makefile.in: Add ipa-strcut-reorg.o compilation.
3343 * passes.c: Add pass pass_ipa_struct_reorg.
3344 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
3345 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
3347 2007-10-24 Ira Rosen <irar@il.ibm.com>
3349 PR tree-optimization/33804
3350 * tree-vect-transform.c (vectorizable_operation): Remove the
3351 checks that the vectorization is worthwhile from the transformation
3354 2007-10-24 Ira Rosen <irar@il.ibm.com>
3356 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
3357 vectype cannot be determined for the scalar type.
3358 (vect_analyze_slp_instance): Likewise.
3359 * tree-vect-transform.c (vect_model_reduction_cost): Change the
3360 return type to bool. Return false if vectype cannot be determined
3361 for the scalar type.
3362 (vect_get_constant_vectors): Return false if vectype cannot be
3363 determined for the scalar type.
3364 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
3365 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
3366 vectorizable_reduction): Likewise.
3368 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
3370 * config.gcc: For a FreeBSD target, parse the value of ${target}
3371 to determine the value of FBSD_MAJOR, instead of adding an
3372 explicit check for every possible FreeBSD major version.
3374 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
3376 PR rtl-optimization/33846
3377 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
3379 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
3381 PR tree-optimization/33860
3382 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
3383 interleaved accesses in case the dr is inside the inner-loop during
3384 outer-loop vectorization.
3386 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
3388 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
3389 Document MEM_POINTER. Replace mentions of "integrated"
3390 field with "return_val". Delete outdated stuff.
3392 2007-10-23 David Edelsohn <edelsohn@gnu.org>
3394 * config/rs6000/rs6000.c (rs6000_override_options): Set
3395 rs6000_altivec_abi on AIX.
3396 (conditional_register_usage): Set VR20:31 fixed on AIX.
3398 2007-10-23 Richard Guenther <rguenther@suse.de>
3400 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
3403 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
3404 David S. Miller <davem@davemloft.net>
3406 * df-scan.c (df_get_call_refs): Mark global registers as both a
3407 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
3409 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
3411 PR tree-optimization/33834
3412 PR tree-optimization/33835
3413 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
3414 stmts need to be checked for success seperately.
3415 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
3416 Remove the check that stmt is not LIVE.
3417 (vectorizable_assignment, vectorizable_induction): Likewise.
3418 (vectorizable_operation, vectorizable_type_demotion): Likewise.
3419 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
3421 (vectorizable_live_operation): Check that op is not NULL.
3423 2007-10-22 Janis Johnson <janis187@us.ibm.com>
3425 * doc/invoke.texi (Optimization Options): In the summary, show
3426 that the value for options -falign-jumps, -falign-labels,
3427 -falign-loops, -falign-functions, -fsched-stalled-insns, and
3428 -fsched-stalled-insns-dep is optional. In the summary, show that
3429 -fsched-stalled-insns takes an optional argument and that
3430 -fparallelize-loops takes an argument. Add opindex for several
3431 optimization options, and fix typos in the opindex commands for
3432 several others. In the descriptions for -fsched-stalled-insns
3433 and -fsched-stalled-insns-dep, show the options with and without
3436 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
3438 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
3440 * config/avr/avr.h (LINK_SPEC): Likewise.
3441 (CRT_BINUTILS_SPECS): Likewsie.
3442 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3444 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3446 PR rtl-optimization/33644
3447 * cfgcleanup.c: Do not include dce.h.
3448 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
3449 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
3450 * dce.c (something_changed): Delete.
3451 (libcall_dead_p): New predicate.
3452 (delete_unmarked_insns): Use it to delete dead libcalls.
3453 Deal with REG_LIBCALL and REG_RETVAL notes.
3454 (prescan_libcall_for_dce): New function.
3455 (prescan_insns_for_dce): Use it to deal with libcalls.
3456 (mark_reg_dependencies): Do nothing special for libcalls.
3457 (dce_process_block): Likewise.
3458 (fast_dce): Delete unused local variable.
3459 (run_fast_dce): Do not return a value.
3460 * dce.h (struct df): Delete.
3461 (run_fast_dce): Adjust prototype.
3462 * optabs.c (libcall_id): Delete.
3463 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
3464 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
3465 * reload1.c (reload): Delete REG_LIBCALL_ID case.
3466 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
3467 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
3468 notes instead of REG_LIBCALL_ID notes.
3469 * reg-notes.def (LIBCALL_ID): Delete.
3470 * Makefile.in (see.o): Add dce.h dependency.
3471 (cfgcleanup.o): Remove dce.h dependency.
3473 2007-10-22 Michael Matz <matz@suse.de>
3475 PR tree-optimization/33855
3476 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
3479 2007-10-22 Ira Rosen <irar@il.ibm.com>
3481 PR tree-optimization/33854
3482 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
3483 FLOAT_EXPR to the list of promotion operations.
3485 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
3489 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
3490 (print_reg): Print register prefix only with AT&T asm syntax.
3491 Support pc_rtx for RIP register.
3492 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
3493 relative addressing. Always print segment register prefix with AT&T
3494 asm syntax and never with Intel asm syntax.
3495 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
3496 Fix prefix for 16-byte XFmode operands.
3497 (output_addr_const_extra): Support Intel asm syntax.
3498 (x86_file_start): Don't use register prefix with Intel asm syntax.
3499 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
3500 ("return_internal_long"): Fix Intel asm syntax output.
3501 ("set_got_rex64"): Support Intel asm syntax.
3502 ("set_rip_rex64"): Likewise.
3503 ("set_got_offset_rex64"): Likewise.
3504 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
3506 ("*tls_global_dynamic_64"): Likewise.
3507 ("*tls_local_dynamic_base_64"): Likewise.
3508 ("*load_tp_si")("*load_tp_di"): Likewise.
3509 ("*add_tp_si")("*add_tp_di"): Likewise.
3510 ("*tls_dynamic_lea_64"): Likewise.
3511 ("*sibcall_value_1_rex64_v"): Likewise.
3512 ("stack_tls_protect_set_si"): Likewise.
3513 ("stack_tls_protect_set_di"): Likewise.
3514 ("stack_tls_protect_test_si"): Likewise.
3515 ("stack_tls_protect_test_di"): Likewise.
3516 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
3518 ("*movv2sf_internal_rex64"): Likewise.
3519 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
3520 (__get_cpuid_max): Likewise.
3522 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3524 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
3525 the STRICT_P argument type "bool" rather than "int".
3526 (mips_legitimate_address_p): Likewise.
3527 (fp_register_operand, lo_operand): Delete.
3528 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
3529 (mips_emit_scc): Rename to...
3530 (mips_expand_scc): ...this.
3531 (gen_conditional_branch): Rename to...
3532 (mips_expand_conditional_branch): ...this.
3533 (gen_conditional_move): Rename to...
3534 (mips_expand_conditional_move): ...this.
3535 (mips_gen_conditional_trap): Rename to...
3536 (mips_expand_conditional_trap): ...this and take an rtx code instead
3537 of an operands array.
3538 (mips_expand_call): Give the SIBCALL_P argument type "bool"
3540 (mips_emit_fcc_reload): Rename to...
3541 (mips_expand_fcc_reload): ...this.
3542 (init_cumulative_args): Rename to...
3543 (mips_init_cumulative_args): ...this and remove the libname argument.
3544 (function_arg_advance): Rename to...
3545 (mips_function_arg_advance): ...this.
3546 (function_arg): Rename to...
3547 (mips_function_arg): ...this and use "rtx" instead of
3549 (function_arg_boundary): Rename to...
3550 (mips_function_arg_boundary): ...this.
3551 (mips_expand_unaligned_load): Rename to...
3552 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
3553 and BITPOS arguments type "HOST_WIDE_INT".
3554 (mips_expand_unaligned_store): Rename to...
3555 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
3556 and BITPOS arguments type "HOST_WIDE_INT".
3557 (override_options): Rename to...
3558 (mips_override_options): ...this.
3559 (print_operand): Rename to...
3560 (mips_print_operand): ...this.
3561 (print_operand_address): Rename to...
3562 (mips_print_operand_address): ...this.
3563 (mips_output_ascii): Remove the PREFIX argument.
3564 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
3566 (mips_can_use_return_insn): Return a "bool" rather than an "int".
3567 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
3568 of "struct rtx_def *".
3569 (mips_secondary_reload_class): Give the IN_P argument type "bool"
3571 (build_mips16_call_stub): Delete.
3572 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
3573 (mips_use_ins_ext_p): Give the second and third arguments type
3574 "HOST_WIDE_INT" rather than "rtx".
3575 * config/mips/mips.h: Update after the above changes. Tweak comments
3577 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
3578 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3579 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
3580 element type from "char" to "bool".
3581 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
3582 (mips_cpu_info_table): Delete.
3583 * config/mips/mips.md: Update after the above changes. Tweak some
3585 * config/mips/mips-ps-3d.md: Likewise.
3586 * config/mips/mips.c: Tweak comments and formatting.
3587 Use NULL-like macros rather than 0 in various places.
3588 (mips_section_threshold): Rename to...
3589 (mips_small_data_threshold): ...this and give it an unsigned type.
3590 (num_source_filenames): Remove explicit initialization.
3591 (sdb_label_count): Likewise.
3592 (sym_lineno): Delete.
3593 (set_noat): Make static.
3594 (mips_branch_likely): Likewise, and give it type "bool".
3595 (mips_isa_info): Rename to...
3596 (mips_isa_option_info): ...this.
3597 (mips_flag_delayed_branch): Rename to...
3598 (mips_base_delayed_branch): ...this.
3599 (mips_split_addresses): Delete.
3600 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
3601 element type from "char" to "bool".
3602 (mips_regno_to_class): Add an explicit array size.
3603 (mips16_flipper): Change from type "int" to type "bool".
3604 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
3605 (mips_tls_operand_p): Rename to...
3606 (mips_tls_symbol_p): ...this.
3607 (mips_global_symbol_p): Remove redundant "const".
3608 (mips_offset_within_alignment_p): Simplify.
3609 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
3610 to STRICT_P and give it type bool.
3611 (mips_valid_base_register_p): Likewise.
3612 (mips_classify_address): Likewise.
3613 (mips_legitimate_address_p): Likewise.
3614 (mips16_unextended_reference_p): Take the offset as an
3615 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
3616 (mips_const_insns): Use IN_RANGE.
3617 (mips_force_temporary): Remove an unnecessary copy_rtx.
3618 (mips16_gp_pseudo_reg): Simplify.
3619 (mips_split_symbol): Remove an unnecessary copy_rtx.
3620 (mips_legitimize_tls_address): Only create registers if we need them.
3621 (mips_legitimize_address): Use mips_split_plus.
3622 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
3623 variable COST to NUM_OPS.
3624 (mips_legitimize_move): Use gen_lowpart.
3625 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
3626 (m16_check_op): Use IN_RANGE.
3627 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
3628 (mips_split_doubleword_move): Pass booleans to mips_subword.
3629 (mips_output_move): Store the mode in a local variable.
3630 Explicitly assert that this function does not deal with
3631 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
3632 cases more consistent.
3633 (mips_relational_operand_ok_p): Rename to...
3634 (mips_int_order_operand_ok_p): ...this.
3635 (mips_canonicalize_comparison): Rename to...
3636 (mips_canonicalize_int_order_test): ...this.
3637 (mips_emit_int_relational): Rename to...
3638 (mips_emit_int_order_test): ...this. Store the mode in a local
3640 (mips_reverse_fp_cond_p): Rename to...
3641 (mips_reversed_fp_cond): ...this.
3642 (mips_emit_compare): Make the order of the statements more consistent.
3643 (mips_emit_scc): Rename to...
3644 (mips_expand_scc): ...this.
3645 (gen_conditional_branch): Rename to...
3646 (mips_expand_conditional_branch): ...this.
3647 (gen_conditional_move): Rename to...
3648 (mips_expand_conditional_move): ...this. Build the condition
3649 separately from the main pattern.
3650 (mips_gen_conditional_trap): Rename to...
3651 (mips_expand_conditional_trap): ...this and take an rtx code instead
3652 of an operands array. Simplify.
3653 (init_cumulative_args): Rename to...
3654 (mips_init_cumulative_args): ...this. Use memset rather than a
3655 copy from a zeroed static. Use prototype_p and stdarg_p.
3656 (mips_arg_info): Rename to...
3657 (mips_get_arg_info): ...this and put the INFO argument first.
3658 (function_arg): Rename to...
3659 (mips_function_arg): ...this and use "rtx" instead of
3660 "struct rtx_def *". Only split structures into chunks if
3661 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
3662 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
3663 comparison with REAL_TYPE. Rename local variable REG to REGNO
3664 and make it unsigned.
3665 (function_arg_advance): Rename to...
3666 (mips_function_arg_advance): ...this.
3667 (function_arg_boundary): Rename to...
3668 (mips_function_arg_boundary): ...this.
3669 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
3671 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
3672 comparison with REAL_TYPE.
3673 (mips_function_value): Remove the FUNC argument. Rename local
3674 variable UNSIGNEDP to UNSIGNED_P.
3675 (mips_return_in_memory): Use IN_RANGE.
3676 (mips_setup_incoming_varargs): Pass a boolean rather than an int
3677 to FUNCTION_ARG_ADVANCE.
3678 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
3679 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
3680 SIZE and RSIZE if needed.
3681 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
3683 (build_mips16_function_stub): Rename to...
3684 (mips16_build_function_stub): ...this.
3685 (build_mips16_call_stub): Rename to...
3686 (mips16_build_call_stub): ...this. Make static, and return a
3687 "bool" rather than an "int". Rename the ARG_SIZE argument to
3688 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
3689 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
3690 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
3692 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
3693 are not sibling ones.
3694 (mips_emit_fcc_reload): Rename to...
3695 (mips_expand_fcc_reload): ...this.
3696 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
3698 (mips_expand_unaligned_load): Rename to...
3699 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
3700 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
3702 (mips_expand_unaligned_store): Rename to...
3703 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
3704 and BITPOS arguments type "HOST_WIDE_INT".
3705 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
3706 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
3708 (mips_init_split_addresses): Replace with...
3709 (mips_split_addresses_p): ...this new function.
3710 (mips_init_relocs): Check mips_split_addresses_p () rather than
3711 mips_split_addresses. Always initialize mips_split_p with booleans.
3712 (print_operand_reloc): Rename to...
3713 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
3715 (print_operand): Rename to...
3716 (mips_print_operand): ...this.
3717 (print_operand_address): Rename to...
3718 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
3719 (mips_in_small_data_p): Simplify.
3720 (mips_output_ascii): Remove the PREFIX argument and "register"
3721 keywords. Use the STRING parameter directly and cast to
3723 (mips16e_collect_argument_save_p): Use IN_RANGE.
3724 (mips_function_has_gp_insn): Simplify.
3725 (mips_set_return_address): Use BITSET_P.
3726 (mips_restore_gp): Use a separate statement to pick the base
3728 (mips_output_function_prologue): Use a local FRAME variable.
3729 (mips_save_reg): Pass booleans to mips_subword.
3730 (mips_expand_prologue): Use a local FRAME variable. Use
3731 cprestore_size to detect when .cprestore is needed.
3732 (mips_restore_reg): Use GP_REG_FIRST.
3733 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
3734 rather than "int". Use local FRAME and REGNO variables.
3735 (mips_can_use_return_insn): Return a "bool" rather than an "int".
3736 (mips_secondary_reload_class): Give the IN_P argument type "bool"
3738 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
3739 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
3740 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
3741 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
3742 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
3743 (builtin_description): Rename to...
3744 (mips_builtin_description): ...this.
3745 (mips_bdesc): Rename to...
3746 (mips_ps_bdesc): ...this.
3747 (sb1_bdesc): Rename to...
3748 (mips_sb1_bdesc): ...this.
3749 (dsp_bdesc): Rename to...
3750 (mips_dsp_bdesc): ...this.
3751 (dsp_32only_bdesc): Rename to...
3752 (mips_dsp_32only_bdesc): ...this.
3753 (bdesc_map): Rename to...
3754 (mips_bdesc_map): ...this.
3755 (bdesc_arrays): Rename to...
3756 (mips_bdesc_arrays): ...this.
3757 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
3758 Tweak error message.
3759 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
3760 Rename local variables I and J to OPNO and ARGNO respectively.
3761 Assert that the number of arguments is no more than the number of
3763 (mips_expand_builtin_compare): Use an array of arguments rather
3764 than an array of operands. Assert that the number of operands is
3766 (add_constant): Rename to...
3767 (mips16_add_constant): ...this. Use XNEW.
3768 (dump_constants_1): Rename to...
3769 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
3770 (dump_constants): Rename to...
3771 (mips16_emit_constants): ...this.
3772 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
3773 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
3774 Assign mips16_p to was_mips16_p.
3775 (mips_parse_cpu): Tweak warning message.
3776 (override_options): Rename to...
3777 (mips_override_options): ...this. Move the mips_cost initialization
3778 out of the "shared with GAS" block. Quote option names in error
3780 (mips_conditional_register_usage): Make local variable REGNO unsigned.
3781 (mips_order_regs_for_local_alloc): Remove register keyword.
3783 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3785 * system.h (IN_RANGE): Cast each argument individually.
3787 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3789 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
3790 MIPS16 code unless using o32 or o64.
3792 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3794 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
3795 for modes smaller than 4 bytes.
3796 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
3799 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3801 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
3802 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
3803 (ASM_OUTPUT_ALIGNED_BSS): Delete.
3804 * config/mips/mips.c (mips_output_aligned_bss): Delete.
3806 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3808 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
3809 sibling calls to "mips16" functions if the function satisfies
3810 const_call_insn_operand.
3812 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3814 * config/mips/mips.c (mips_va_start): Fix types in calls
3817 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3819 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
3822 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3824 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
3825 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
3826 instead of checking mips_isa.
3828 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3830 * doc/invoke.texi (-mpaired-single): Don't say that the option
3831 requires 64-bit code.
3832 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
3833 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
3834 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
3835 V2SF if ISA_MIPS32R2.
3836 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
3837 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
3838 to ISA_HAS_NMADD_NMSUB.
3839 (mips_split_doubleword_move): Handle V2SF.
3840 (mips_modes_tieable_p): New function.
3841 (override_options): Report a warning rather than an error when
3842 -mpaired-single is used on ISAs that don't support it; use
3843 ISA_HAS_PAIRED_SINGLE to check that case.
3844 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
3845 and DF move splitters with a single MOVE64 splitter, thereby adding
3846 a V2SF splitter too.
3847 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
3848 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
3849 (HALFMODE): Add V2SF.
3850 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
3851 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
3852 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
3853 (movv2sf_hardfloat_32bit): New pattern.
3854 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
3855 TARGET_DOUBLE_FLOAT conditions.
3857 2007-10-20 Jakub Jelinek <jakub@redhat.com>
3859 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
3860 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
3861 64-bit register in 64-bit libgcc.
3863 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
3865 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
3866 * config/avr/avr.h (LINK_SPEC): Likewise.
3867 (CRT_BINUTILS_SPECS): Likewsie.
3868 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3870 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3872 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
3873 and -Wfatal-errors together.
3875 2007-10-20 Alan Modra <amodra@bigpond.net.au>
3878 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
3879 change for vrsave, ie restore after frame pop.
3881 2007-10-19 David S. Miller <davem@davemloft.net>
3883 * config/sparc/niagara2.md: Fix copyright notice.
3885 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
3887 PR tree-optimization/23820
3888 PR tree-optimization/24309
3889 PR tree-optimization/33766
3890 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
3891 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
3892 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
3893 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
3894 * tree-loop-linear.c (perfect_loop_nest_depth): New.
3895 (linear_transform_loops): Use perfect_loop_nest_depth.
3896 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
3897 should have a single condition: their exit.
3899 2007-10-19 Richard Guenther <rguenther@suse.de>
3903 * stor-layout.c (layout_type): Assert that aggregates do not
3904 have their alias sets set.
3905 * alias.c (get_alias_set): Return alias set zero for incomplete
3906 types, return the alias set of the element for incomplete array
3907 types, but do not remember these.
3909 2007-10-19 Richard Guenther <rguenther@suse.de>
3912 2007-10-19 Richard Guenther <rguenther@suse.de>
3915 * tree.c (build_array_type): Do not re-layout unbound array
3918 2007-10-19 Richard Guenther <rguenther@suse.de>
3921 * tree.c (build_array_type): Do not re-layout unbound array types.
3923 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3925 * config/mips/mips.c (mips_canonicalize_comparison): Check
3926 mips_relational_operand_ok_p before trying to rewrite the test.
3927 Only calculate PLUS_ONE if needed.
3928 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
3931 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3933 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
3936 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3938 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
3939 the call uses the incoming value of $2.
3941 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3943 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
3944 rather then gen_rtx_MEM.
3945 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
3947 (mips_set_return_address): Likewise.
3948 (mips_restore_gp): Likewise.
3950 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3952 * config/mips/mips.c (gpr_mode): Delete.
3953 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
3954 instead of gpr_mode.
3955 (mips_for_each_saved_reg): Likewise.
3956 (mips_expand_prologue, mips_expand_epilogue): Likewise.
3957 (override_options): Don't initialize gpr_mode.
3958 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
3960 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3962 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
3964 (mips_class_max_nregs): Calculate the smallest consituent register
3965 size and use that to determine an upper bound on the number of
3968 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3970 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
3972 (mips_expand_epilogue): ...here.
3973 (mips_mdebug_abi_name): New function, split out from...
3974 (mips_file_start): ...here.
3975 (mips_hard_regno_mode_ok_p): New function, split out from...
3976 (override_options): ...here.
3977 (mips_expand_builtin_1): New function, split out from...
3978 (mips_expand_buitin): ...here. Abort if we don't recognize
3981 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3983 * config/mips/mips.c (build_mips16_function_stub): Load the
3984 target address into $1 before transfering the arguments.
3985 Don't use ".set noreorder".
3986 (build_mips16_call_stub): Likewise.
3988 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3990 * config/mips/mips.c (mips_output_32bit_xfer): New function.
3991 (mips_output_64bit_xfer): Likewise.
3992 (mips16_fp_args): Rename to...
3993 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
3994 with a DIRECTION argument. Use mips_output_32bit_xfer and
3995 mips_output_64bit_xfer.
3996 (build_mips16_function_stub): Update accordingly.
3997 (mips16_fpret_double): Delete.
3998 (build_mips16_call_stub): Update after above changes.
3999 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
4000 of mips16_fpret_double. Use GP_REG_RETURN.
4002 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
4004 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
4005 use asm_out_file instead.
4006 (build_mips16_function_stub): Likewise.
4007 (build_mips16_call_stub, mips_output_function_prologue): Update
4010 2007-10-18 David S. Miller <davem@davemloft.net>
4012 Add Niagara-2 support.
4013 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
4014 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
4015 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
4016 (include): Add inclusion of niagara2.md
4017 * config/sparc/sparc.c (niagara2_costs): New.
4018 (sparc_override_options): Add niagara2 entry to cpu_default[]
4019 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
4020 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
4021 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
4022 (sparc_initialize_trampoline): Handle niagara2 like niagara.
4023 (sparc64_initialize_trampoline): Likewise.
4024 (sparc_use_sched_lookahead): Likewise.
4025 (sparc_issue_rate): Likewise.
4026 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
4028 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
4029 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
4030 TARGET_CPU_niagara2.
4031 (PROCESSOR_NIAGARA2): New.
4032 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
4033 (BRANCH_COST): Likewise.
4034 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
4035 * config/sparc/sol2.h: Likewise.
4036 * config/sparc/niagara2.md: New file.
4038 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
4040 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
4042 (mips_compute_frame_info): Remove associated code.
4043 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
4045 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
4047 * config/mips/mips-protos.h (compute_frame_size): Delete.
4048 * config/mips/mips.h: Update comments.
4049 * config/mips/mips.c (mips_frame_info): Remove initialized.
4050 (compute_frame_size): Rename to...
4051 (mips_compute_frame_info): ...this and make static. Remove the
4052 SIZE argument and return no value. Remove the setting of initialized.
4053 Update rest of file accordingly.
4054 (mips_set_return_address): Don't call compute_frame_size.
4055 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
4056 Don't call compute_frame_size.
4058 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
4060 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
4061 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
4062 mips_hard_frame_pointer_required.
4063 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
4064 large MIPS16 frames.
4065 * config/mips/mips.c (mips_frame_pointer_required): New function.
4067 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
4069 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
4070 and hard_frame_pointer_offset.
4071 (mips_debugger_offset): Use hard_frame_pointer_offset.
4072 (mips16e_collect_argument_save_p): Likewise.
4073 (compute_frame_size): Initialize arg_pointer_offset and
4074 hard_frame_pointer_offset.
4075 (mips_initial_elimination_offset): Use them.
4076 (mips_output_function_prologue): Use hard_frame_pointer_offset.
4077 (mips_expand_prologue, mips_expand_epilogue): Likewise.
4079 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
4081 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
4083 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
4084 "unsigned int" rather than "int" and put them with the other
4085 register-related fields. Put expanded comments above fields
4086 rather than to their right.
4087 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
4088 with a NUM_REGS_PTR argument.
4089 (mips16e_save_restore_pattern_p): Update accordingly.
4090 (compute_frame_size): Clarify frame diagram. Rewrite.
4092 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
4094 * config/mips/mips-ftypes.def: New file.
4095 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
4096 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
4097 (mips_function_type): Redefine using mips-ftypes.def.
4098 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
4099 (mips_builtin_vector_type): New function.
4100 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
4101 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
4102 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
4103 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
4105 (mips_build_function_type): New function.
4106 (mips_init_builtins): Use it to create types lazily.
4108 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
4110 * config/mips/mips.h (set_volatile): Delete.
4111 * config/mips/mips.c (set_volatile): Delete.
4112 (mips_print_operand_punctuation): New function, split out from
4113 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
4114 Use the same character ordering in the code and the comments.
4115 Use a recursive call to handle '*'. Abort on unknown characters.
4116 (mips_init_print_operand_punct): New function, split out from
4118 (mips_print_int_branch_condition): New function, split out from
4119 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
4120 to report unexpected codes.
4121 (mips_print_float_branch_condition): New function, split out from
4122 print_operand. Use output_operand_lossage to report unexpected codes.
4123 (print_operand): Rework to use a case statement. Use the
4124 same letter ordering in the code and the comments. Use
4125 output_operand_lossage to report unexpected codes and
4126 reverse_condition to handle inverted branch conditions.
4127 (override_options): Use mips_init_print_operand_punct.
4129 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
4131 * config/mips/mips.h: Move variable declarations to end of file and
4132 enclose them all in #ifndef USED_FOR_TARGET.
4133 * config/mips/mips.c: Reorder functions into more logical groups,
4134 and so that callees appear before callers. Put the targetm
4135 initializer at the end of the file. Remove forward static
4136 declarations where possible.
4137 (mips_init_builtins): Add "static" to definition.
4138 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
4140 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
4142 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
4143 (TARGET_MAX_ANCHOR_OFFSET): Delete.
4144 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
4145 (mips_set_mips16_mode): Initialize min_anchor_offset and
4146 max_anchor_offset directly to constants.
4148 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
4150 * config/mips/mips.c: Delete trailing whitespace.
4152 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
4154 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
4155 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
4157 * config/mips/mips.md (load_call<mode>): Don't make the unspec
4158 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
4160 2007-10-18 David Daney <ddaney@avtrex.com>
4162 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
4163 reg_offset variable to calculate register locations.
4165 2007-10-18 Richard Guenther <rguenther@suse.de>
4167 * tree-ssa.c (uid_ssaname_map_eq): New function.
4168 (uid_ssaname_map_has): Likewise.
4169 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
4170 * tree-flow.h (struct gimple_df): Make default_defs a
4172 * tree-dfa.c (gimple_default_def): Deal with it.
4173 (set_default_def): Likewise.
4175 2007-10-18 Richard Guenther <rguenther@suse.de>
4177 * tree-flow.h (struct gimple_df): Make referenced_vars
4179 (uid_decl_map_eq): Declare.
4180 (uid_decl_map_hash): Likewise.
4181 * tree-ssa.c (uid_decl_map_eq): New function.
4182 (uid_decl_map_hash): Likewise.
4183 (init_tree_ssa): Make referenced_vars a uid_decl_map.
4184 * tree-flow-inline.h (first_referenced_var): Deal with
4185 the referenced_vars representation change.
4186 (next_referenced_var): Likewise.
4187 * tree-dfa.c (referenced_var_lookup): Likewise.
4188 (referenced_var_check_and_insert): Likewise.
4189 (remove_referenced_var): Likewise.
4191 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
4193 * config/mips/mips.c (mips_dwarf_register_span): New.
4194 (TARGET_DWARF_REGISTER_SPAN): Define.
4196 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
4198 * config.gcc : update score-*-elf(extra_objs).
4199 * config/score/mac.md : Remove.
4200 * config/score/misc.md : Remove.
4201 * config/score/score7.md : Remove.
4202 * config/score/score-mdaux.h : Remove.
4203 * config/score/score-mdaux.c : Remove.
4204 * config/score/score-version.h : Remove.
4205 * config/score/score-generic.md : New.
4206 * config/score/score3.h : New.
4207 * config/score/score3.c : New.
4208 * config/score/score7.h : New.
4209 * config/score/score7.c : New.
4210 * config/score/mul-div.S : add flush_cache score3 support.
4211 * config/score/elf.h : Fix some typos.
4212 * config/score/score.md : merge score3 and score7 pattern.
4213 * config/score/score.c : use to seperate which target it used.
4214 * config/score/score.h : use to seperate the target macro.
4215 * config/score/score.opt : remove -mmac option , add -mscore3,
4216 -mscore3d and -march OPTION support.
4218 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
4220 * cfgexpand.c (expand_stack_vars): Add checking to make sure
4221 that the offset of a variable is not greater than the size
4224 2007-10-17 Anatoly Sokolov <aesok@post.ru>
4226 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
4227 atmega88p, atmega168p and atmega328p devices.
4228 * config/avr/avr.h (LINK_SPEC): (Ditto.).
4229 (CRT_BINUTILS_SPECS): (Ditto.).
4230 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4232 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
4234 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
4236 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
4237 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
4238 (print_insn): Move declaration to ...
4239 * rtl.h (print_insn): ... here.
4241 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
4243 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
4244 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
4245 m68k_sched_branch_type): Move declarations to ...
4246 * config/m68/m68k-protos.h: ... here.
4248 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
4250 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
4252 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
4254 * config/avr/avr.c (avr_mcu_types): Add attiny48.
4255 * config/avr/avr.h (LINK_SPEC): Likewise.
4256 (CRT_BINUTILS_SPECS): Likewsie.
4257 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4259 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
4261 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
4262 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
4263 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4265 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
4268 * reg-stack.c (move_for_stack_reg): Swap input argument of
4269 UNSPEC_TAN insn to the top of the stack.
4271 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
4274 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
4275 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
4276 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
4277 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
4278 immediate shift value.
4279 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
4280 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
4281 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
4282 Remove macros for !__OPTIMIZE__ case.
4284 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
4286 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
4288 (perform_var_substitution): Only DFS from real nodes. Don't test
4290 (unite_pointer_equivalences): Fix broken test.
4292 2007-10-17 Alan Modra <amodra@bigpond.net.au>
4294 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
4295 altivec sp_offset. Rearrange sp_offset assignments to
4296 correspond to stack adjustments. Use frame_reg_rtx for
4297 SPE register restores. Correct SPE stack adjustment.
4299 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4301 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
4302 * toplev.c (check_global_declaration_1): Use appropriate warning
4303 option instead of unnamed warning.
4304 * stor-layout.c (layout_decl): Likewise.
4305 * c-typeck.c (build_conditional_expr): Likewise.
4306 (build_compound_expr): Fix wrong comment.
4307 (build_binary_op): Use appropriate warning option instead of
4309 * cfgexpand.c (tree_expand_cfg): Likewise.
4310 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4311 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
4312 (execute_warn_function_return): Likewise.
4313 * stmt.c (warn_if_unused_value): Likewise.
4315 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
4317 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
4318 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
4320 (CRT_BINUTILS_SPECS): Likewsie.
4321 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4323 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
4326 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
4328 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4330 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
4331 (fini_dce): Only release them for the fast pass.
4332 (end_ud_dce): Delete.
4333 (rest_of_handle_ud_dce): Do not modify df_in_progress.
4334 Call fini_dce instead of end_ud_dce.
4335 (rest_of_handle_fast_dce): Do not modify df_in_progress.
4336 (run_fast_df_dce): Reset df_in_progress to false on exit.
4338 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
4339 Maxim Kuvyrkov <maxim@codesourcery.com>
4341 * target.h (unspec_may_trap_p): New target hook.
4342 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
4343 * targhooks.c (default_unspec_may_trap_p): Default implementation of
4345 * targhooks.h (default_unspec_may_trap_p): Declare it.
4346 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
4347 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
4348 * rtl.h (may_trap_p_1): Declare.
4350 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
4351 override default hook implementation.
4352 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
4355 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4357 * doc/invoke.texi (Wextra): Move it just after Wall, list the
4358 options enabled by Wextra and mention Wuninitialized.
4360 2007-10-15 Nigel Stephens <nigel@mips.com>
4362 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
4364 2007-10-15 Jakub Jelinek <jakub@redhat.com>
4366 PR tree-optimization/33136
4367 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
4369 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
4371 PR tree-optimization/33735
4372 PR tree-optimization/33572
4373 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
4374 2007-10-09's change.
4375 * except.c (duplicate_eh_regions): Don't look for prev_try
4376 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
4378 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
4381 * tree-inline.c (copy_bb): Use bsi_replace to replace a
4382 __builtin_va_arg_pack-containing call stmt.
4384 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
4386 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
4389 2007-10-15 Jakub Jelinek <jakub@redhat.com>
4391 PR tree-optimization/33619
4392 * tree-ssa-ter.c (is_replaceable_p): Return false for all
4395 2007-10-15 David Edelsohn <edelsohn@gnu.org>
4397 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
4399 2007-10-15 Richard Guenther <rguenther@suse.de>
4401 * fold-const.c (extract_array_ref): Remove.
4402 (fold_comparison): Handle POINTER_PLUS_EXPR with the
4403 generic address expression comparison folding. Remove
4404 the folding that used extract_array_ref.
4406 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
4409 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
4410 speculation type of insn can be changed before trying to do that.
4412 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
4414 * dse.c (struct insn_info): Add 'frame_read' field.
4415 (scan_insn): For the call to a const function, set frame_read if
4416 reload has been run.
4417 If the insn reads the frame, kill the frame related stores.
4418 (scan_reads_nospill): Likewise.
4420 2007-10-14 Jason Merrill <jason@redhat.com>
4422 * tree-eh.c (optimize_double_finally): Don't assume that the
4423 cleanup we're duplicating is only one statement.
4425 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
4427 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
4428 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
4429 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
4430 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
4431 tree-vect-transform.c: Fix comment typos.
4432 * doc/extend.texi: Fix a typo.
4434 * c-common.h: Remove the prototype for c_expand_body.
4435 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
4436 * tree.h: Remove the prototype for fold_build_call_expr.
4438 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
4440 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
4442 2007-10-13 David Edelsohn <edelsohn@gnu.org>
4444 * config/rs6000/aix53.h: New file.
4445 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
4446 (TARGET_ALTIVEC_ABI): Same.
4447 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
4448 (TARGET_ALTIVEC_ABI): Delete.
4449 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
4450 stanza defaulting to aix5.3.
4452 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
4454 * config/i386/i386.md (SI_REG, DI_REG): New constants.
4455 (strmov): Use defined constants.
4456 (cmpstrnsi): Likewise.
4457 * config/i386/i386.c (decide_alg): Use defined constants.
4458 (ix86_expand_strlen): Likewise.
4460 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
4462 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
4463 * var-tracking.c (micro_operation_def): Update comment on u.loc.
4464 (mode_for_reg_attrs, var_lowpart): New functions.
4465 (add_uses): Consider recording a lowpart of LOC for MO_USE.
4466 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
4467 or copy is known, set LOC to the SET that performs the set, instead
4469 (find_src_status, find_src_set_src): Remove LOC parameter.
4470 Replace INSN with the source value.
4471 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
4472 handling MO_SET and MO_COPY. Update the calls to find_src_status
4473 and find_src_set_src.
4475 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
4478 * config/i386/i386.md (strmov): Check for esi and edi usage.
4479 * config/i386/i386.c (decide_alg): Check whether we can use a
4480 rep prefix and adjust algorithm choice accordingly.
4481 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
4483 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4485 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
4487 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
4489 * global.c (build_insn_chain): Formatting fixes.
4491 2007-10-12 Richard Guenther <rguenther@suse.de>
4493 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
4494 combining both operands require either both have single uses
4495 or combining to a constant.
4497 2007-10-12 Richard Guenther <rguenther@suse.de>
4500 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
4501 a rhs with side-effects or which is a load.
4502 (forward_propagate_into_cond): Also try combining both operands.
4504 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
4506 PR tree-optimization/33742
4507 * tree-vect-transform.c (vectorizable_operation): Return false
4508 if get_vectype_for_scalar_type for scalar_dest can't be determined.
4509 (vectorizable_call): Same for rhs_type and lhs_type.
4511 2007-10-12 Jakub Jelinek <jakub@redhat.com>
4513 PR tree-optimization/33645
4514 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
4515 pass it to walk_tree.
4516 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
4517 When calling set_is_used on a VAR_DECL, if data is not NULL and
4518 its DECL_UID is in the bitmap, call mark_all_vars_used on its
4519 DECL_INITIAL after clearing the bit in bitmap.
4520 (remove_unused_locals): Adjust mark_all_vars_used callers.
4521 Instead of removing unused global vars from unexpanded_var_list
4522 immediately record them in bitmap, call mark_all_vars_used on
4523 all used global vars from unexpanded_var_list and only purge
4524 global vars that weren't found used even during that step.
4526 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4528 * gthr-posix.h (__gthread_active_init): Create detached instead of
4529 joinable thread when testing whether threads are active on hppa-hpux.
4530 * gthr-posix95.h (__gthread_active_init): Likewise.
4532 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4535 * global.c (build_insn_chain): Include insn that occur between
4538 2007-10-11 Tom Tromey <tromey@redhat.com>
4540 * gengtype-yacc.y: Delete.
4542 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
4544 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
4545 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
4546 function_value_32, function_value_64, function_value_ms_64,
4547 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
4548 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
4551 2007-10-11 Richard Guenther <rguenther@suse.de>
4553 * gcse.c (hash_scan_set): If the next nonnote insn is in
4554 a different basic block insert the set.
4556 2007-10-11 Richard Guenther <rguenther@suse.de>
4559 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
4560 (verify_gimple_expr): Use it to verify pointer-to types for
4563 2007-10-11 Richard Guenther <rguenther@suse.de>
4566 * c-typeck.c (build_array_ref): Do not strip qualifiers from
4567 the array element type.
4569 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4571 PR rtl-optimization/33638
4572 * dse.c (struct insn_info): Remove 'stack_read' field,
4573 add 'stack_pointer_based' field.
4574 (record_store): For a store with non-constant base, record
4575 whether it is stack pointer based.
4576 (scan_insn): For the call to a const function, remove stack
4577 pointer based stores from the list of local active stores.
4578 (scan_reads_nospill): Delete code dealing with const functions.
4580 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
4582 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
4584 (conflict_p, set_conflict, set_conflicts): Likewise.
4585 * global.c (global_alloc): Likewise.
4586 * ra.h: Update prototypes.
4588 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
4590 * opth-gen.awk: Fixed generation of comment stating the origin
4593 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
4596 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4597 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
4598 and '%}', respectively.
4601 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4602 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
4603 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
4605 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
4609 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
4610 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
4611 syntax for ASSEMBLER_DIALECT.
4612 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
4614 2007-10-10 Revital Eres <eres@il.ibm.com>
4616 * modulo-sched.c (check_nodes_order): Dump the final order of
4618 (get_sched_window): Add dump info.
4619 (calculate_order_params): Dump order params of the nodes.
4621 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
4624 * ra-conflict.c (record_one_conflict_between_regnos,
4625 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
4626 (global_conflicts): Enhanced incorrect check.
4628 2007-10-09 Geoffrey Keating <geoffk@apple.com>
4630 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
4631 if flag_exceptions is not set.
4632 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
4633 assemble_name rather than incorrectly emulating it.
4635 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
4636 friends are removed from G++.
4638 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4640 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
4641 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
4642 enabling them is redundant. Don't check two times for
4645 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
4647 * ra-conflict.c (record_one_conflict_between_regnos): Revert
4649 (set_conflicts_for_earlyclobber): Likewise.
4650 (global_conflicts): Likewise.
4652 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4654 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
4655 and '%}', respectively.
4657 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4659 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
4660 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
4662 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
4665 2007-10-09 Richard Guenther <rguenther@suse.de>
4668 * gimplify.c (canonicalize_component_ref): Honor qualifiers
4669 of referenced structure and component.
4671 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
4674 * ra-conflict.c (record_one_conflict_between_regnos,
4675 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
4676 (global_conflicts): Removed incorrect check.
4678 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
4680 PR tree-optimization/33615
4681 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
4682 if the statement might throw. Fix formatting.
4684 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
4686 PR tree-optimization/33615
4687 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
4688 if the rhs might throw.
4690 2007-10-09 Jan Hubicka <jh@suse.cz>
4692 * invoke.texi (align-threshold, align-loop-iterations): Document.
4693 * final.c: Include cfgloop.h, params.h
4694 (compute_alignments): Dump decisions and compare them with loop
4695 structure; honor given parameters.
4696 (pass_compute_alignments): New dump file.
4697 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
4698 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
4700 2007-10-09 James E. Wilson <wilson@specifix.com>
4702 PR tree-optimization/33655
4704 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
4705 convert it to bitsizetype before size_binop call.
4707 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
4709 PR tree-optimization/33572
4710 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
4711 the absence of a corresponding edge from the exit block.
4713 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
4716 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
4718 (sra_build_assignment): Likewise. Set up mask depending on
4719 precision, not type.
4720 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
4721 computing bit masks.
4722 (sra_build_elt_assignment): Don't view-convert from signed to
4724 (sra_explode_bitfield_assignment): Use bit-field type if
4725 possible. Use BYTES_BIG_ENDIAN.
4727 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
4730 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
4731 the original stmt can throw.
4732 (sra_build_bf_assignment): Fix type mismatch when applying negated
4735 2007-10-08 Geoffrey Keating <geoffk@apple.com>
4737 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
4738 '#pragma mark' to be executed at preprocessing time.
4740 2007-10-08 Ollie Wild <aaw@google.com>
4742 * varasm.c (compare_constant): Removed call to
4743 lang_hooks.expand_constant.
4744 (copy_constants): Removed call to lang_hooks.expand_constant.
4745 (compute_reloc_for_constant): Removed call to
4746 lang_hooks.expand_constant.
4747 (output_addressed_constants): Removed call to
4748 lang_hooks.expand_constant.
4749 (constructor_static_from_elts_p): Removed call to
4750 lang_hooks.expand_constant.
4751 (output_constant): Removed calls to lang_hooks.expand_constant.
4752 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4753 * langhooks-def.h (lhd_return_tree): Removed.
4754 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4755 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4756 * langhooks.c (lhd_return_tree): Removed.
4758 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
4760 * combine.c (setup_incoming_promotions): Ensure that
4761 arguments that have not undergone mode promotions do not
4762 incorrectly get marked as being sign- or zero-extended.
4764 2007-10-08 Richard Guenther <rguenther@suse.de>
4769 * fold-const.c (fold_binary): Use correct types in folding
4770 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
4771 and building of RROTATE_EXPR.
4773 2007-10-08 Richard Guenther <rguenther@suse.de>
4778 * fold-const.c (fold_binary): Use the correct types when
4779 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
4780 (fold_binary): Use the correct types when folding
4781 (-A) - B to (-B) - A.
4782 (fold_unary): Use the correct types when folding ~(X).
4784 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4786 * doc/invoke.texi (Wall): fix formatting issues.
4788 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
4790 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
4791 truncated shift counts.
4793 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
4795 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
4796 syntax for ASSEMBLER_DIALECT.
4797 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
4799 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
4800 Nathan Froyd <froydnj@codesourcery.com>
4802 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
4803 when determining whether to record INCOMING_RETURN_ADDR_RTX.
4805 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
4808 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4810 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4811 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
4812 the function, temporarily point the debug interface to the null one.
4814 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
4816 PR tree-optimization/33655
4818 * tree-sra.c (bitfield_overlaps_p): Handle array and complex elements.
4820 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
4822 PR tree-optimization/33572
4823 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
4824 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
4825 (update_ssa_across_abnormal_edges): ... this. Set slots in the
4827 (copy_edges_for_bb): Handle nonlocal label edges.
4828 (make_nonlocal_label_edges): Deleted.
4829 (optimize_inline_calls): Don't call it.
4831 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
4833 * gthr-single.h: Revert last change.
4835 2007-10-05 Michael Matz <matz@suse.de>
4838 * lower-subreg.c (decompose_multiword_subregs): Use
4839 validate_unshare_change().
4841 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
4843 * ra-conflict.c: Include "sparseset.h".
4844 (conflicts): Change to HOST_WIDEST_FAST_INT.
4845 (allocnos_live): Redefine variable as a sparseset.
4846 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
4848 (allocno_row_words): Removed global variable.
4849 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
4850 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
4851 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
4852 (record_one_conflict_between_regnos): Cache allocno values and reuse.
4854 (record_one_conflict): Update uses of allocnos_live to use
4855 the sparseset routines. Use set_conflicts_p.
4856 (mark_reg_store): Likewise.
4857 (set_reg_in_live): Likewise.
4858 (global_conflicts): Update uses of allocnos_live.
4859 Use the new adjacency list to visit an allocno's neighbors
4860 rather than iterating over all possible allocnos.
4861 Call set_conflicts_p to setup conflicts rather than adding
4863 * global.c: Comments updated.
4864 (CONFLICTP): Delete define.
4865 (regno_compare): New function. Add prototype.
4866 (global_alloc): Sort the allocno to regno mapping according to
4867 which basic blocks the regnos are referenced in. Modify the
4868 conflict bit matrix to a compressed triangular bitmatrix.
4869 Only allocate the conflict bit matrix and adjacency lists if
4870 we are actually going to allocate something.
4871 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
4872 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
4873 allocno's neighbors rather than iterating over all possible allocnos.
4874 (mirror_conflicts): Removed function.
4875 (dump_conflicts): Iterate over regnos rather than allocnos so
4876 that all dump output will be sorted by regno number.
4877 Use the FOR_EACH_CONFLICT macro.
4878 * ra.h: Comments updated.
4879 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
4880 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
4882 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
4883 (adjacency_list_d, adjacency_iterator_d): New types.
4884 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
4885 adjacency_iter_next, regno_basic_block): New static inline functions.
4886 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
4887 (conflict_p): Add function prototype.
4888 * sparseset.h, sparseset.c: New files.
4889 * Makefile.in (OBJS-common): Add sparseset.o.
4890 (sparseset.o): New rule.
4892 2007-10-05 Richard Guenther <rguenther@suse.de>
4895 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
4898 2007-10-05 Michael Matz <matz@suse.de>
4901 * function.c (match_asm_constraints_1): Check for input
4902 being used in the outputs.
4904 2007-10-05 Richard Guenther <rguenther@suse.de>
4906 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
4908 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
4911 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
4912 subset checks. Make the cost of FPR -> FPR moves depend on
4913 mips_mode_ok_for_mov_fmt_p.
4915 2007-10-04 Doug Kwan <dougkwan@google.com>
4917 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
4918 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4919 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
4920 support of conditional variables.
4921 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
4922 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4923 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
4924 support of conditional variables.
4925 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
4926 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4927 conditional variables.
4928 * gthr.h: Update comments to document new interface.
4930 2007-10-04 Geoffrey Keating <geoffk@apple.com>
4932 * cgraphunit.c (cgraph_build_static_cdtor): Don't set DECL_IGNORED_P.
4934 2007-10-04 Anatoly Sokolov <aesok@post.ru>
4936 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
4938 2007-10-04 Richard Guenther <rguenther@suse.de>
4941 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
4942 does not need to be of INTEGER_TYPE.
4943 (verify_gimple_2): New function split out from ...
4944 (verify_gimple_1): ... here. ICE if there was an error during
4947 2007-10-04 Michael Matz <matz@suse.de>
4949 PR rtl-optimization/33653
4950 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
4951 * dse.c (scan_insn): Same.
4953 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
4955 * config.gcc: Remove USE_GAS for m68k targets.
4957 2007-10-04 Richard Guenther <rguenther@suse.de>
4959 PR tree-optimization/33627
4960 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
4961 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
4963 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
4964 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
4966 2007-10-04 Anatoly Sokolov <aesok@post.ru>
4968 * config/avr/avr.c (commands_in_file, commands_in_prologues,
4969 commands_in_epilogues): Remove variables.
4970 (avr_file_start): Remove unneded initializations of commands_in_file,
4971 commands_in_prologues and commands_in_epilogues variables.
4972 (avr_file_end): Remove dead code.
4974 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
4976 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
4977 MOTOROLA is to true.
4979 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
4982 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
4983 (mips_split_doubleword_move): ...this.
4984 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
4985 use natural endianness for multi-format FPR values.
4986 (mips_split_64bit_move): Rename to...
4987 (mips_split_doubleword_move): ...this and extend to 64-bit words.
4988 Use move_doubleword_fpr* patterns for moves involving FPRs.
4989 (mips_save_reg): Update the call to mips_split_64bit_move.
4990 (mips_secondary_reload_class): Return NO_REGS for any reload of a
4991 nonzero constant into an FPR if the constant can be forced to memory.
4992 * config/mips/mips.md: Update the splitter calls to
4993 mips_split_64bit_move.
4994 (UNSPEC_LOAD_DF_LOW): Rename to...
4995 (UNSPEC_LOAD_LOW): ...this.
4996 (UNSPEC_LOAD_DF_HIGH): Rename to...
4997 (UNSPEC_LOAD_HIGH): ...this.
4998 (UNSPEC_STORE_DF_HIGH): Rename to...
4999 (UNSPEC_STORE_WORD): ...this.
5000 (SPLITF): New mode iterator.
5001 (HALFMODE): New mode attribute.
5002 (movtf): New expander.
5003 (*movtf_internal): New define_insn_and_split.
5004 (move_doubleword_fpr<mode>): New expander.
5005 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
5007 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
5008 (mfhc1<mode>): ...these more general patterns.
5010 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
5012 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
5014 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
5016 * gcse.c (hash_scan_set): Insert set in insn before note at
5017 the end of basic block.
5019 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
5021 PR tree-optimization/33576
5022 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
5023 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
5024 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
5025 (remove_iv): Declared.
5026 * lambda-code.c (remove_iv): Not static.
5027 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
5028 Don't remove ivs there, save ivs in the buffer.
5030 2007-10-03 Jason Merrill <jason@redhat.com>
5033 * tree-eh.c (same_handler_p): New fn.
5034 (optimize_double_finally): New fn.
5035 (refactor_eh_r): New fn.
5036 (refactor_eh): New fn.
5037 (pass_refactor_eh): New pass.
5038 * tree-pass.h: Declare it.
5039 * passes.c (init_optimization_passes): Add it.
5041 2007-10-03 Doug Kwan <dougkwan@google.com>
5042 Richard Guenther <rguenther@suse.de>
5045 * dwarf2out.c (reference_to_unused): Disable sanity checking,
5046 be conservative instead.
5048 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5051 * doc/invoke.texi (-fwhole-program): Document that Fortran
5052 doesn't support this option.
5054 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
5057 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to expand_expr.
5059 2007-10-02 David Daney <ddaney@avtrex.com>
5061 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
5062 against constant zero.
5063 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
5066 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
5068 * ra-conflict.c: New file.
5070 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
5071 usage to DF_LIVE usage.
5072 (reload): Remove reference to df_get_live_top.
5073 * rtlanal.c (subreg_nregs_with_regno): New function.
5074 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
5075 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
5076 (df_has_eh_preds): Removed.
5077 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
5078 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
5080 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
5081 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
5082 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
5083 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
5084 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
5085 (global_alloc): Turn off rescanning insns after call to
5086 global_conflicts and added call to set_preferences.
5087 (global_conflicts): Moved to ra-alloc.c.
5088 (set_preferences_1, set_preferences): New function.
5089 (mirror_conflicts): Changed types for various variables.
5090 (mark_elimination): Change DF_RA_LIVE
5091 usage to DF_LIVE usage.
5092 (build_insn_chain): Rewritten from scratch and made local.
5093 (print_insn_chain, print_insn_chains): New functions.
5094 (dump_conflicts): Do not print conflicts for fixed_regs.
5095 (rest_of_handle_global_alloc): Turn off insn rescanning.
5096 * hard-reg-set.h: Fixed comment.
5097 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
5098 usage to DF_LIVE usage and delete refs to TOP sets.
5099 (block_alloc): Mark regs as live if they are in the artificial
5100 defs at top of block.
5101 (find_stack_regs): New function.
5102 (rest_of_handle_local_alloc): Changed urec problem to live
5103 problem and do not turn off df rescanning.
5104 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
5105 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
5106 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
5107 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
5108 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
5109 fields in df_ref_flags. The rest have been renumbered.
5110 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
5112 * rtl.h (subreg_nregs_with_regno): New function.
5113 * df-problems.c: (df_get_live_out, df_get_live_in,
5114 df_get_live_top): Removed reference to DF_RA_LIVE.
5115 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
5116 df_live_alloc, df_live_reset, df_live_local_finalize,
5117 df_live_free): Make top set only if different from in set.
5118 (df_lr_top_dump, df_live_top_dump): Only print top set if
5119 different from in set.
5120 (df_lr_bb_local_compute): Removed unnecessary check.
5121 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
5122 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
5123 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
5124 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
5125 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
5126 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
5127 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
5128 df_urec_add_problem): Removed.
5129 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
5131 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
5132 * basic_block.h (bb_has_abnormal_pred): New function.
5133 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
5134 usage to DF_LIVE usage.
5136 2007-10-02 Revital Eres <eres@il.ibm.com>
5138 * config/rs6000/predicates.md (easy_vector_constant): Return false
5139 for 750CL paired vectors.
5140 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
5142 (vec_initv2sf): Add new description.
5143 (vconcatsf): Likewise.
5144 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
5145 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
5147 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
5149 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
5150 sinking the last stmt in a BB.
5152 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
5155 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
5156 (sra_hash_tree): Handle BIT_FIELD_REFs.
5157 (sra_elt_hash): Don't hash bitfld blocks.
5158 (sra_elt_eq): Skip them in parent compares as well. Handle
5160 (build_element_name_1): Handle BIT_FIELD_REFs.
5161 (instantiate_element): Propagate nowarn from parents. Create
5162 BIT_FIELD_REF for variables that are widened by scalarization.
5163 Gimple-zero-initialize all bit-field variables that are not
5164 part of parameters that are going to be scalarized on entry.
5165 (instantiate_missing_elements_1): Return the sra_elt.
5166 (canon_type_for_field): New.
5167 (try_instantiate_multiple_fields): New. Infer widest possible
5168 access mode from decl or member type, but clip it at word
5169 size, and only widen it if a field crosses an alignment boundary.
5170 (instantiate_missing_elements): Use them.
5171 (generate_one_element_ref): Handle BIT_FIELD_REFs.
5172 (scalar_bitfield_p): New.
5173 (sra_build_assignment): Optimize assignments from scalarizable
5174 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift counts.
5176 (sra_build_bf_assignment): New. Optimize assignments to
5177 scalarizable BIT_FIELD_REFs.
5178 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
5179 assignments to full variables.
5180 (generate_copy_inout): Use the new macros and functions.
5181 (generate_element_copy): Likewise. Handle bitfld differences.
5182 (generate_element_zero): Don't recurse for blocks. Use
5183 sra_build_elt_assignment.
5184 (generate_one_element_init): Take elt instead of var. Use
5185 sra_build_elt_assignment.
5186 (generate_element_init_1): Adjust.
5187 (bitfield_overlap_info): New struct.
5188 (bitfield_overlaps_p): New.
5189 (sra_explode_bitfield_assignment): New. Adjust widened
5190 variables to account for endianness.
5191 (sra_sync_for_bitfield_assignment): New.
5192 (scalarize_use): Re-expand assignment to/from scalarized
5193 BIT_FIELD_REFs. Explode or sync needed members for
5194 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
5195 (scalarize_copy): Use REPLDUP.
5196 (scalarize_ldst): Move assert before dereference. Adjust EH handling.
5197 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
5199 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
5201 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
5202 Rename CR_* constants to CMP_*. Fix spacing.
5204 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5207 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
5208 to be processed with the special script doc/install.texi2html.
5210 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5212 * doc/invoke.texi (Wall): List the options enabled by Wall.
5213 (Wstrict-aliasing): Add missing @option.
5215 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
5217 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
5218 rather than gen_lowpart to change a register from DImode to DFmode.
5219 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
5220 both FROM and TO are integer modes that are no bigger than 4 bytes.
5221 (mips_mode_ok_for_mov_fmt_p): New function.
5222 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
5223 (mips_secondary_reload_class): Tweak formatting and comments.
5224 Use reg_class_subset_p instead of direct comparisons with
5225 classes. Only allow direct FPR<->FPR moves for modes that
5226 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
5227 for 4- and 8-byte types. Handle reloads in which X is an FPR.
5228 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
5229 (*movdi_64bit): Likewise.
5230 (*movsi_internal): Likewise.
5231 (*movhi_internal): Likewise.
5232 (*movqi_internal): Likewise.
5234 2007-09-30 Diego Novillo <dnovillo@google.com>
5237 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
5240 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
5242 PR tree-optimization/33597
5243 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
5244 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
5246 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
5248 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
5249 instead of variants of (!reload_in_progress && !reload_completed).
5250 (x86_expand_vector_move): Ditto.
5252 2007-09-28 Ollie Wild <aaw@google.com>
5255 2007-09-27 Ollie Wild <aaw@google.com>
5257 * varasm.c (compare_constant): Removed call to
5258 lang_hooks.expand_constant.
5259 (copy_constants): Removed call to lang_hooks.expand_constant.
5260 (compute_reloc_for_constant): Removed call to
5261 lang_hooks.expand_constant.
5262 (output_addressed_constants): Removed call to
5263 lang_hooks.expand_constant.
5264 (constructor_static_from_elts_p): Removed call to
5265 lang_hooks.expand_constant.
5266 (output_constant): Removed calls to lang_hooks.expand_constant.
5267 * langhooks.h (struct lang_hooks): Removed field expand_constant.
5268 * langhooks-def.h (lhd_return_tree): Removed.
5269 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
5270 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
5271 * langhooks.c (lhd_return_tree): Removed.
5273 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5276 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
5277 argument to gen_selb.
5279 2007-09-28 Chao-ying Fu <fu@mips.com>
5281 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
5282 * doc/libgcc.texi (Fixed-point fractional library routines):
5283 Fix typos for neg and cmp functions.
5285 2007-09-28 Michael Matz <matz@suse.de>
5287 PR rtl-optimization/33552
5288 * function.c (match_asm_constraints_1): Check for overlap in
5289 inputs and replace all occurences.
5291 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
5293 * config/mips/mips.c (override_options): Fix comment typo.
5295 2007-09-28 Jie Zhang <jie.zhang@analog.com>
5297 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
5298 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
5299 * config/bfin/t-bfin-linux (crti.o): Don't build.
5301 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
5302 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
5304 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
5306 2007-09-27 Ollie Wild <aaw@google.com>
5308 * varasm.c (compare_constant): Removed call to
5309 lang_hooks.expand_constant.
5310 (copy_constants): Removed call to lang_hooks.expand_constant.
5311 (compute_reloc_for_constant): Removed call to
5312 lang_hooks.expand_constant.
5313 (output_addressed_constants): Removed call to
5314 lang_hooks.expand_constant.
5315 (constructor_static_from_elts_p): Removed call to
5316 lang_hooks.expand_constant.
5317 (output_constant): Removed calls to lang_hooks.expand_constant.
5318 * langhooks.h (struct lang_hooks): Removed field expand_constant.
5319 * langhooks-def.h (lhd_return_tree): Removed.
5320 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
5321 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
5322 * langhooks.c (lhd_return_tree): Removed.
5324 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5327 * expr.c (emit_group_load_1): Split constant double when destination
5328 length is half source length.
5330 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
5332 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
5333 (mips_cpu_info): Add tune_flags.
5334 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
5335 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
5337 (override_options): Remove deprecation code. Use branch-likely
5338 instructions for optimize_size or if the tuning flags do not
5339 suggest otherwise. Tweak warning.
5340 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
5342 2007-09-27 Matthias Klose <doko@ubuntu.com>
5344 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
5345 multilib osdirname if it exists.
5346 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
5348 2007-09-27 Ian Lance Taylor <iant@google.com>
5350 PR tree-optimization/33565
5351 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
5352 assignments of comparisons.
5353 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
5354 parameter. Change caller. Defer overflow warnings around call to
5356 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
5357 TREE_NO_WARNING is set on the statement.
5358 * tree-ssa-forwprop.c
5359 (tree_ssa_forward_propagate_single_use_vars): Don't test
5360 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
5361 * tree-cfg.c (fold_cond_expr_cond): Likewise.
5363 2007-09-27 Joseph Myers <joseph@codesourcery.com>
5365 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
5366 reduce offset by units of 0x10000 for SPE vector modes or modes
5367 used with E500 double instructions.
5369 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
5371 * simplify-rtx.c (comparison_result): New.
5372 (simplify_const_relational_operation): Use it instead of the five
5373 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
5374 Improve bounds-checking optimizations; remove subsumed POPCOUNT
5375 optimizations. Extract nonzero_address_p optimizations into a
5376 separate "if" together with optimizations where op1 is const0_rtx.
5377 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
5378 floating-point arguments too when appropriate. Hoist test for ABS
5379 outside the final switch statement.
5380 * cse.c (fold_rtx): Don't look for an IOR equivalent of
5381 folded_arg0 if we found a constant equivalent. Remove
5382 transformations done in simplify-rtx.c for "op0 RELOP op0".
5384 2007-09-27 Jakub Jelinek <jakub@redhat.com>
5386 * builtins.c (expand_builtin, expand_builtin_object_size,
5387 expand_builtin_memory_chk, maybe_emit_chk_warning,
5388 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
5390 * expr.c (expand_expr_real_1): Likewise.
5391 * langhooks-def.h (struct diagnostic_info): Add forward decl.
5392 (lhd_print_error_function): Add third argument.
5393 * langhooks.h (struct diagnostic_info): Add forward decl.
5394 (struct lang_hooks): Add third argument to print_error_function.
5395 * diagnostic.h (diagnostic_info): Add abstract_origin field.
5396 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
5398 (diagnostic_report_current_function): Likewise.
5399 * toplev.c (announce_function): Pass NULL as second argument to
5400 diagnostic_set_last_function.
5401 * diagnostic.c (diagnostic_report_current_function): Add second
5402 argument, pass it as third argument to lang_hooks.print_error_function.
5403 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
5404 to diagnostic_report_current_function.
5405 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
5406 and message.abstract_origin.
5407 (verbatim): Initialize abstract_origin.
5408 * pretty-print.h (text_info): Add abstract_origin field.
5409 * pretty-print.c (pp_base_format): Handle %K.
5410 * langhooks.c (lhd_print_error_function): Add third argument. If
5411 diagnostic->abstract_origin, print virtual backtrace.
5412 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
5413 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
5414 (init_dynamic_diag_info): Likewise.
5416 2007-09-26 David Daney <ddaney@avtrex.com>
5419 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
5420 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
5421 sync_old_nand<mode>, sync_new_nand<mode>,
5422 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
5423 Update length attributes.
5424 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
5425 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
5427 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
5428 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
5429 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
5432 2007-09-26 Richard Guenther <rguenther@suse.de>
5434 PR tree-optimization/33563
5435 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
5436 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
5438 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
5439 get_use_of_stmt_lhs.
5441 2007-09-26 Joseph Myers <joseph@codesourcery.com>
5444 * c-common.c (complete_array_type): Diagnose too-large arrays and
5445 set type to error_mark_node.
5447 2007-09-26 Richard Guenther <rguenther@suse.de>
5449 PR tree-optimization/30375
5450 PR tree-optimization/33560
5451 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
5455 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
5457 * tree-ssa-dse.c (aggregate_vardecl_d): New.
5458 (dse_global_data): Add aggregate_vardecl field.
5459 (dse_possible_dead_store_p): New.
5460 Add prev_defvar variable.
5461 Allow immediate uses and previous immediate uses to differ
5462 if they are setting different parts of the whole.
5463 (get_aggregate_vardecl): New.
5464 (dse_record_partial_aggregate_store): New.
5465 (dse_whole_aggregate_clobbered_p): New.
5466 (dse_partial_kill_p): New.
5467 Call dse_maybe_record_aggregate_store().
5468 When checking whether a STMT and its USE_STMT refer to the
5469 same memory address, check also for partial kills that clobber
5471 Move some variable definitions to the block where they are used.
5472 (aggregate_vardecl_hash): New.
5473 (aggregate_vardecl_eq): New.
5474 (aggregate_vardecl_free): New.
5475 (aggregate_whole_store_p): New.
5476 (tree_ssa_dse): Initialize and free aggregate_vardecl.
5477 Mark which aggregate stores we care about.
5479 2007-09-25 DJ Delorie <dj@redhat.com>
5482 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of XINT.
5484 2007-09-25 Michael Meissner <michael.meissner@amd.com>
5487 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
5488 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
5489 for vector int32 -> int64 conversions. Don't write beyond the end
5490 of the allocated vector for int32 -> int64 conversions.
5492 2007-09-25 Revital Eres <eres@il.ibm.com>
5494 * config/rs6000/paired.h (paired_sel): New.
5495 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
5496 (rs6000_expand_ternop_builtin): Pass zero const_double operand
5497 when expanding selv2sf.
5498 * config/rs6000/rs6000.h (rs6000_builtins): Add
5499 PAIRED_BUILTIN_SELV2SF4.
5501 2007-09-25 Joseph Myers <joseph@codesourcery.com>
5504 * c-typeck.c (default_conversion): Call require_complete_type
5505 before perform_integral_promotions.
5506 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
5507 (build_c_cast): Call require_complete_type except for casts to
5509 (convert_for_assignment): Call require_complete_type.
5511 2007-09-25 Revital Eres <eres@il.ibm.com>
5513 * config/spu/spu.md: Fix doloop pattern.
5515 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
5517 * config/bfin/bfin.c (expand_prologue_reg_save,
5518 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
5519 and ASTAT moved here...
5520 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
5521 ... from here. New argument ALL; callers changed.
5522 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
5523 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
5524 have the "saveall" attribute.
5526 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
5528 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
5530 (INCOMING_REGNO, OUTGOING_REGNO): Define.
5531 * config/mmix/mmix.c (mmix_opposite_regno): New function.
5532 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
5534 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
5535 with REG_P tests before REGNO access.
5537 2007-09-24 DJ Delorie <dj@redhat.com>
5540 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
5542 (movqicc_<code>_<mode>): Likewise.
5543 (movhicc_<code>_<mode>): Likewise.
5545 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
5548 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
5549 register for reload.
5551 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
5554 * config/i386/i386.c (ix86_comp_type_attributes): Check
5557 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5559 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
5560 "move.l %a4,%a4" to produce nops.
5561 * config/m68k/m68k.c (override_options): Reset align options,
5562 if neccessary align macro isn't avaible.
5564 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5566 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
5568 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5570 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
5572 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
5573 reload is completed.
5574 (peephole pattern): Convert most of them to RTL peephole pattern.
5576 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5578 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
5579 (moved from fp compare patterns).
5580 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
5581 Cleanup predicates to relieve reload.
5582 (conditional_trap): Reject conditional trap with fp condition.
5583 * config/m68k/predicates.md (fp_src_operand): New, reject
5584 certain constants early.
5586 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5588 * final.c (final_scan_insn): Remove accidentally duplicated code.
5590 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5592 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
5593 Allow --with-tune=cell and --with-cpu=cell.
5595 2007-09-24 David Edelsohn <edelsohn@gnu.org>
5597 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
5598 * config/rs6000/rs6000.opt (swdiv): Change option to ...
5600 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
5602 (TARGET_BUILTIN_RECIPROCAL): Use it.
5603 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
5604 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
5605 (rs6000_emit_swrsqrtsf): New.
5606 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
5608 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
5609 (divsf3): Remove swdiv support.
5612 (rsqrt_internal1): New.
5613 (divdf3): Remove swdiv support.
5616 2007-09-24 Jakub Jelinek <jakub@redhat.com>
5619 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
5621 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
5622 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
5623 * tree.c (type_hash_eq): For FUNCTION_TYPE use
5624 lang_hooks.type.type_hash_eq in addition to generic tests.
5626 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
5627 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
5629 * tree-inline.h (eni_weights): Add field target_builtin_cost to
5630 reflect the cost per call to a target specific builtin.
5631 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
5632 call to a target specific builtin, then use target_builtin_call_cost.
5633 (init_inline_once): Initialize target_builtin_call_cost field.
5635 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
5638 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
5641 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
5643 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
5644 * configure: Regenerated.
5646 2007-09-23 Ollie Wild <aaw@google.com>
5648 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
5650 (get_pointer_modulus_and_residue): New function.
5652 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5654 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
5655 combine an SC return value into a single register.
5657 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5659 * opth-gen.awk (target_flags_explicit): Declare.
5660 * toplev.h (target_flags_explicit): Delete declaration.
5661 * toplev.c (target_flags): Likewise.
5662 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
5663 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
5664 Never return true for TARGET_MIPS16.
5665 * config/mips/mips.c (mips_llsc): Delete.
5666 (mips_handle_option): Remove -mllsc handling.
5667 (mips_strip_unspec_address): Tweak comment.
5668 * config/mips/mips.opt (mllsc): Use a target mask.
5670 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5672 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
5673 word_mode as well as Pmode.
5675 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5677 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
5678 parameters from word_mode to the subword type if such a truncation
5681 2007-09-23 Jakub Jelinek <jakub@redhat.com>
5683 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
5684 * configure: Regenerated.
5686 2007-09-23 Jan Hubicka <jh@suse.cz>
5688 * params.def (INLINE_CALL_COST): Set to 12.
5689 * invoke.texi (inline-call-cost): Update default value.
5691 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
5693 * config/alpha/alpha.md (movti): Use operand_subword for the split.
5695 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
5696 Revital Eres <eres@il.ibm.com>
5698 * modulo-sched.c (doloop_register_get): Rewrite the loop which
5699 checks whether the count_reg is found outside the control part.
5701 2007-09-23 Jakub Jelinek <jakub@redhat.com>
5703 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
5704 instead of checking CALL_EXPR_FN directly to test for builtins.
5705 If error or warning attributes are present, print
5706 error resp. warning.
5707 * c-common.c (handle_error_attribute): New function.
5708 (c_common_attribute_table): Add error and warning
5710 * doc/extend.texi: Document error and warning attributes.
5712 * tree.h (block_nonartificial_location): New prototype.
5713 * tree.c (block_nonartificial_location): New function.
5714 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
5715 if artificial attribute is present on abstract inline decl.
5716 * c-common.c (handle_artificial_attribute): New function.
5717 (c_common_attribute_table): Add artificial attribute.
5718 * final.c (override_filename, override_linenum): New variables.
5719 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
5720 and override_linenum if inside of a block inlined from
5721 __attribute__((__artificial__)) function.
5722 (notice_source_line): Honor override_filename and override_linenum.
5723 * doc/extend.texi: Document __attribute__((__artificial__)).
5724 * config/i386/emmintrin.h: Add __artificial__ attribute to
5725 all __always_inline__ functions.
5726 * config/i386/mmintrin.h: Likewise.
5727 * config/i386/tmmintrin.h: Likewise.
5728 * config/i386/mm3dnow.h: Likewise.
5729 * config/i386/pmmintrin.h: Likewise.
5730 * config/i386/ammintrin.h: Likewise.
5731 * config/i386/xmmintrin.h: Likewise.
5732 * config/i386/smmintrin.h: Likewise.
5733 * config/i386/bmmintrin.h: Likewise.
5734 * config/i386/mmintrin-common.h: Likewise.
5737 * expr.c (expand_constructor): New function.
5738 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
5739 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
5742 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5744 * config/mips/mips.c (dump_constants_1): Generalize to include
5745 fractional and accumulator modes.
5747 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5749 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
5750 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
5752 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
5753 TARGET_HARD_FLOAT when testing whether -mpaired-single is
5755 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
5757 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
5759 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
5760 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
5762 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
5763 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
5764 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
5766 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
5768 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
5769 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
5770 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
5772 2007-09-22 Jason Merrill <jason@redhat.com>
5775 * attribs.c (lookup_attribute_spec): Split out...
5776 (decl_attributes): From here.
5777 * tree.h: Declare it.
5779 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
5781 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
5783 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
5785 * tree-inline.c (remap_type_1): Correctly chain variants.
5787 2007-09-22 Richard Guenther <rguenther@suse.de>
5789 PR tree-optimization/33146
5790 * fold-const.c (fold_binary): Use the original tree for negating.
5791 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
5792 also changes "sign".
5794 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
5797 * except.c (finish_eh_generation): Call commit_edge_insertions if
5798 there are insns queued on the entry edge.
5799 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
5802 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
5804 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
5806 2007-09-19 Michael Meissner <michael.meissner@amd.com>
5808 * config/i386/i386.c: Delete trailing whitespace.
5809 * config/i386/i386.h: Ditto.
5810 * config/i386/bmmintrin.h: Ditto.
5811 * config/i386/sync.md: Ditto.
5812 * config/i386/ppro.md: Ditto.
5813 * config/i386/mmx.md: Ditto.
5814 * config/i386/constraints.md: Ditto.
5815 * config/i386/sse.md: Ditto.
5816 * config/i386/athlon.md: Ditto.
5817 * config/i386/i386.md: Ditto.
5819 2007-09-21 Richard Guenther <rguenther@suse.de>
5821 PR tree-optimization/33508
5822 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
5823 quadratic loop by keeping a bitmap of variables we have
5824 to clobber all subvariables for.
5825 (set_initial_properties): Likewise.
5827 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
5829 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
5831 2007-09-20 Nigel Stephens <nigel@mips.com>
5832 Chao-ying Fu <fu@mips.com>
5834 * c-decl.c (finish_declspecs): When _Sat is used without
5835 _Fract or _Accum, set the default type to cts_fract.
5836 This avoids a warning of "type defaults to int".
5838 2007-09-20 Joseph Myers <joseph@codesourcery.com>
5840 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
5841 bit-fields wider than one bit.
5843 2007-09-20 Jakub Jelinek <jakub@redhat.com>
5846 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
5848 * dbxout.c (dbxout_type): Likewise.
5852 * gimplify.c (gimplify_vla_decl): New function.
5853 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
5855 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
5857 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
5859 * doc/invoke.texi (-minterlink-mips16): Document.
5860 * config/mips/mips.opt (minterlink-mips16): New option.
5861 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
5864 2007-09-20 Joseph Myers <joseph@codesourcery.com>
5866 * doc/extend.texi (Attribute Syntax): Remove old speculative
5869 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
5871 * combine.c: Include cgraph.h.
5872 (setup_incoming_promotions): Rework to allow more aggressive
5873 elimination of sign extensions when all call sites of the
5874 current function are known to lie within the current unit.
5876 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
5878 * dse.c (find_shift_sequence): No-op rework of control flow.
5880 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
5882 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
5883 GPR for DCmode on 64-bit targets. Remove redundant fallback.
5885 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5887 * cfgexpand.c (dump_stack_var_partition): Use the correct
5888 index for the offset.
5890 2007-09-19 Joseph Myers <joseph@codesourcery.com>
5892 * config/mips/sde.h: Switch to GPLv3.
5894 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
5896 * tree-sra.c (decide_block_copy): Decide if there are groups.
5898 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
5900 * config/m68k/m68k.c (output_move_himode): Remove jump table
5902 config/m68k/m68k.md (lea): Likewise.
5903 * config/m68k/m68k.c (print_operand_address): Use simple pc
5904 relative addressing.
5906 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
5908 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
5909 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
5911 (asm_insn_count): Pass template as second argument to it.
5912 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5913 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5914 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5915 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5916 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5917 (sh_insn_length_adjustment): Pass template as second argument to it.
5918 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
5920 * config/bfin/bfin.md (define_asm_attributes): New.
5922 2007-09-19 Jie Zhang <jie.zhang@analog.com>
5924 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
5926 * config/bfin/print-sysroot-suffix.sh: New.
5927 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
5928 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5929 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5930 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
5931 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5932 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5933 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
5934 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5935 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5936 (linux-sysroot-suffix.h): New target.
5937 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
5938 (mspecld-anomaly): Likewise.
5939 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
5940 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
5941 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
5942 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
5943 (bfin_si_revision): Declare.
5944 (bfin_workarounds): Declare.
5945 (WA_SPECULATIVE_LOADS): Define.
5946 (ENABLE_WA_SPECULATIVE_LOADS): Define.
5947 (WA_SPECULATIVE_SYNCS): Define.
5948 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
5949 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
5950 (LIB_SPEC): Add %s to the linker scripts.
5951 Use proper linker script for bf522, bf525, bf527,
5952 bf538, bf539, bf542, bf544, bf548, and bf549.
5953 * config/bfin/bfin.c (bfin_si_revision): Define.
5954 (bfin_workarounds): Define.
5955 (struct bfin_cpu): New.
5957 (bfin_handle_option): Handle silicon revision part of -mcpu option.
5958 (override_options): Set bfin_workarounds.
5959 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
5960 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
5961 ENABLE_WA_SPECULATIVE_LOADS.
5962 (bfin_reorg): Likewise.
5963 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5964 macros for bf522, bf525, bf527, bf538, bf539,
5965 bf542, bf544, bf548, and bf549.
5966 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
5967 Don't define __ID_SHARED_LIB__ when -msep-data.
5968 (TARGET_DEFAULT): Define as 0.
5969 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
5970 * doc/invoke.texi (Blackfin Options): Document silicon
5971 revision part of -mcpu option and it now accepts bf522, bf525,
5972 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
5974 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5976 * alias.c (memory_modified_1): Deconstify.
5977 (memory_modified_in_insn_p): Don't use const_note_stores.
5978 * rtl.h (const_note_stores): Delete.
5979 * rtlanal.c (const_note_stores): Likewise.
5981 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5983 * dse.c (find_shift_sequence): Temporarily revert to forbidding
5986 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
5990 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
5991 (addsi_small_int): Likewise.
5992 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
5993 (one_cmplsi2): Likewise.
5995 (enter_func): Expand insn using hard_frame_pointer_rtx and
5998 * config/fr30/fr30.c (fr30_expand_prologue): Check for
5999 hard_frame_pointer_rtx instead of using REGNO() check.
6000 Properly sign extend GEN_INT() argument.
6002 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
6004 * config/m68k/m68k.c (override_options): Remove USE_GAS,
6006 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
6007 alternatives with just jcc.
6008 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
6009 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
6010 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
6011 dbge_hi, dbge_si): Likewise.
6013 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
6015 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
6016 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
6017 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
6018 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
6019 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
6021 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6023 * config/m68k/m68k-devices.def (51qe): New device.
6024 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
6025 to all uses of FL_FOR_isa_c for compatibility.
6026 (all_microarchs): Add cfv1 microarchitecture.
6027 (m68k_handle_option): Handle m51qe option.
6028 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
6029 (TUNE_CFV1): New macro.
6030 (enum uarch_type): Add ucfv1.
6031 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
6033 2007-09-18 Richard Guenther <rguenther@suse.de>
6035 PR tree-optimization/31863
6036 * tree-ssa-structalias.c (create_variable_info_for): Always
6037 free the fieldstack.
6039 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
6041 * opts.c (decode_options): Enable vectorization under -O3.
6043 2007-09-18 Richard Guenther <rguenther@suse.de>
6045 PR tree-optimization/33340
6046 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
6047 SSA_NAMEs that occur in abnormal PHI nodes.
6049 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6051 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
6052 Don't use const_get_call_expr_in.
6053 * tree-gimple.c (const_get_call_expr_in): Delete.
6054 * tree-gimple.h (const_get_call_expr_in): Likewise.
6056 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
6058 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
6059 not yet have a basic block.
6060 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
6062 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
6064 * config/mips/mips.c (mips_file_start): Add ".previous" directives
6065 to both ".section"s.
6067 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
6069 * config/mips/mips.c (mips_output_mi_thunk): Use
6070 mips_function_ok_for_sibcall and const_call_insn_operand
6071 to determine if a direct sibcall is allowed. Use
6072 mips_classify_symbol to determine a global pointer is needed.
6074 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
6076 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
6078 2007-09-17 Chao-ying Fu <fu@mips.com>
6079 Nigel Stephens <nigel@mips.com>
6081 * config/fixed-bit.h: New file.
6082 * config/fixed-bit.c: New file.
6083 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
6085 2007-09-18 Jakub Jelinek <jakub@redhat.com>
6087 * c-format.h (format_kind_info): Add alloc_char field.
6088 * c-format.c (scanf_flag_specs): Add 'm'.
6089 (scanf_flag_pairs): Add 'a', 'm' pair.
6090 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
6091 (format_types_orig): Add alloc_char fields.
6092 (check_format_info_main): Rename aflag to alloc_flag.
6093 Handle fki->alloc_char. modifier after width and before length
6094 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
6095 length modifiers as well.
6096 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
6099 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
6100 returned by build_call_expr.
6102 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
6104 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
6105 NULL for variable-sized records too.
6106 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
6108 2007-09-17 Tom Tromey <tromey@redhat.com>
6110 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
6111 (c_builtin_function): Likewise.
6112 (grokdeclarator): Likewise.
6114 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
6116 PR rtl-optimization/26449
6117 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
6118 (seq_insns_valid_p): Removed.
6120 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
6122 * tree-nomudflap.c (gate_mudflap): New static function.
6123 (pass_mudflap_1): Use it as gate function.
6124 (pass_mudflap_2): Likewise.
6126 2007-09-17 Jan Hubicka <jh@suse.cz>
6130 * loop-invariant.c (move_invariant_reg): Unshare sequence.
6132 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
6134 PR tree-optimization/33319
6135 * tree-vect-analyze.c (vect_same_range_drs): New.
6136 (vect_vfa_range_equal): New.
6137 (vect_is_duplicate_ddr): Removed.
6138 (vect_mark_for_runtime_alias_test): Do not perform marking when
6139 optimizing for size or max_param for alias checking is zero.
6140 Move the function before vect_analyze_data_ref_dependence.
6141 (vect_analyze_data_ref_dependence): Add call to
6142 vect_mark_for_runtime_alias_test in two cases when dependence
6144 (vect_analyze_data_ref_dependences): Do not call to
6145 vect_mark_for_runtime_alias_test.
6146 (vect_prune_runtime_alias_test_list): New.
6147 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
6148 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
6149 Update vec_outside_cost.
6150 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
6151 (vect_create_cond_for_alias_checks): Build the base address of data
6152 reference from DR_GROUP_FIRST_DR.
6153 (vect_loop_versioning): New.
6154 (vect_transform_loop): Add a call to vect_loop_versioning.
6155 Remove factored out code.
6157 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6160 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
6163 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
6165 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
6166 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
6167 Fix the call to insn_rtx_cost. Skip access sizes that require a
6168 real truncation of the store register. Use convert_move instead
6169 of gen_lowpart when narrowing the result.
6170 (replace_read): Use convert_move instead of gen_lowpart when
6171 narrowing the store rhs.
6173 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
6175 * config/mips/mips.md (SHORT): Fix long line.
6176 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
6177 to QImode and HImode.
6179 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
6181 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
6183 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
6185 * tree-parloops.c: New file.
6186 * tree-ssa-operands.h (free_stmt_operands): Declare.
6187 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
6189 * tree-pass.h (pass_parallelize_loops): Declare.
6190 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
6192 (build_omp_regions_1): Allow analysing just a single OMP region and
6194 ( build_omp_regions_root, omp_expand_local): New functions.
6195 (build_omp_regions): Add argument to build_omp_regions_1 call.
6196 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
6197 autoparallelization is run.
6198 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
6199 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
6200 pass_parallelize_loops): New.
6201 * common.opt (ftree-parallelize-loops): New.
6202 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
6203 parallelize_loops): Declare.
6204 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
6205 * Makefile.in (tree-parloops.o): Added.
6206 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
6208 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
6209 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
6210 one extra edge as well.
6211 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
6212 Use VEC_free to free doms vector.
6213 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
6214 operands. Recompute operand caches in the new function.
6215 (move_sese_region_to_fn): Update loop info.
6216 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
6217 * tree-ssa-operands.c (free_stmt_operands): New function.
6219 * doc/passes.texi: Document autoparallelization.
6220 * doc/invoke.texi (-ftree-parallelize-loops): New option.
6222 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6225 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
6228 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
6230 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
6231 the VEC is not NULL.
6232 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
6233 get_vectype_for_scalar_type succeeded.
6234 (vectorizable_conversion): Likewise.
6236 2007-09-14 Jan Hubicka <jh@suse.cz>
6238 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
6241 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
6244 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
6245 register when operands[2] equals operands[1].
6246 (remainderxf3): Ditto.
6248 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
6249 Nigel Stephens <nigel@mips.com>
6251 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
6252 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
6253 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to declaration.
6254 (_Unwind_ForcedUnwind): Likewise.
6255 (_Unwind_Resume): Likewise.
6256 (_Unwind_Resume_or_Rethrow): Likewise.
6257 (_Unwind_Backtrace): Likewise.
6258 (_Unwind_SjLj_RaiseException): Likewise.
6259 (_Unwind_SjLj_ForcedUnwind): Likewise.
6260 (_Unwind_SjLj_Resume): Likewise.
6261 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
6262 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
6264 (_Unwind_ForcedUnwind): Likewise.
6265 (_Unwind_Resume): Likewise.
6266 (_Unwind_Resume_or_Rethrow): Likewise.
6267 (_Unwind_Backtrace): Likewise.
6268 * unwind-compat.c (_Unwind_Backtrace): Likewise.
6269 (_Unwind_ForcedUnwind): Likewise.
6270 (_Unwind_RaiseException): Likewise.
6271 (_Unwind_Resume): Likewise.
6272 (_Unwind_Resume_or_Rethrow): Likewise.
6274 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
6275 nomips16 mode when IN_LIBGCC2 with hard float.
6277 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
6279 * config/mips/sdemtk.opt: Update to GPLv3.
6280 * config/mips/sdemtk.h: Likewise.
6282 2007-09-14 Nigel Stephens <nigel@mips.com>
6284 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
6285 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
6286 for mipsisa32-*-linux*.
6288 2007-09-14 Nigel Stephens <nigel@mips.com>
6289 David Ung <davidu@mips.com>
6290 Thiemo Seufer <ths@mips.com>
6291 Richard Sandiford <richard@codesourcery.com>
6293 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
6294 * configure.ac: Add a mipssde threading type.
6295 * configure: Regenerate.
6296 * config/mips/sdemtk.h: New file.
6297 * config/mips/t-sdemtk: Likewise.
6298 * config/mips/sdemtk.opt: Likewise.
6299 * gthr-mipssde.h: Likewise.
6300 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
6301 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
6302 (MIPS_ICACHE_SYNC): New macro, split from ...
6303 * config/mips/mips.md (clear_cache): ...here.
6304 * config/mips/mips.c (mips_save_reg_p): Check
6305 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
6306 (build_mips16_function_stub): Use targetm.strip_name_encoding.
6307 (build_mips16_call_stub): Likewise.
6309 2007-09-14 Richard Sandiford <richard@codesourcery.com>
6311 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
6313 2007-09-14 Jakub Jelinek <jakub@redhat.com>
6316 * config/ia64/ia64.c (find_gr_spill): Don't decrement
6317 current_frame_info.n_local_regs. Don't return emitted local regs.
6318 (ia64_compute_frame_size): Improve unwind hack to put
6319 RP, PFS, FP in that order by allowing some of the registers
6320 been already emitted, as long as they are emitted to the
6323 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6325 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
6326 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
6327 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
6329 2007-09-13 Eric Christopher <echristo@apple.com>
6330 Kenneth Zadeck <zadeck@naturalbridge.com>
6332 * dse.c (find_shift_sequence): New function.
6333 (replace_read): Add case to remove read if it requires shift.
6334 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
6336 2007-09-13 Tom Tromey <tromey@redhat.com>
6338 * c-common.c (fname_as_string): Update.
6339 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
6340 (c_lex_one_token): Update. Add 'parser' argument.
6341 (c_parser_simple_asm_expr): Update.
6342 (c_parser_attributes): Update.
6343 (c_parser_asm_statement): Update.
6344 (c_parser_asm_operands): Update.
6345 (c_parser_peek_token): Update.
6346 (c_parser_peek_2nd_token): Update.
6347 * c-lex.c (c_lex_string_translate): Remove.
6348 (c_lex_return_raw_strings): Likewise.
6349 (c_lex_with_flags): Added 'lex_flags' argument.
6350 (lex_string): Added 'translate' argument.
6351 * c-pragma.h (c_lex_with_flags): Update.
6352 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
6353 (C_LEX_STRING_NO_TRANSLATE): New define.
6354 (C_LEX_RAW_STRINGS): Likewise.
6356 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
6359 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
6360 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
6361 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
6362 (bfin_init_builtins): Initialize __builtin_bfin_ones,
6363 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
6364 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
6365 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
6366 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
6367 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
6368 (bdesc_1arg): Add __builtin_bfin_ones.
6369 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
6370 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
6371 and __builtin_bfin_csqu_fr16.
6372 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
6373 (ones): New define_insn.
6374 (ssaddhi3_parts): New define_insn.
6375 (sssubhi3_parts): New define_insn.
6376 (flag_mulhi_parts): New define_insn.
6378 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
6380 * common.opt (femit-class-debug-always): Turn off by default.
6382 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
6384 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
6385 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
6387 2007-09-13 James E. Wilson <wilson@specifix.com>
6389 PR tree-optimization/33389
6390 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
6391 then set build_loads before returning.
6393 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
6394 David Ung <davidu@mips.com>
6396 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
6397 {d}addiu and a negative immediate such that it works with MIPS16
6400 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
6403 * configure.ac (ld_vers): Support Linux linker.
6404 * configure: Regenerated.
6406 2007-09-13 Richard Sandiford <richard@codesourcery.com>
6407 Sandra Loosemore <sandra@codesourcery.com>
6409 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
6410 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
6411 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
6412 nomips16 into decl attributes.
6413 (TARGET_INSERT_ATTRIBUTES): Override.
6414 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
6415 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
6416 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
6417 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
6418 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
6419 (mips_use_mips16_mode_p): Reimplement as a function that takes
6420 a decl and considers only decl attributes. If the decl is nested
6421 function, use its parent attributes.
6422 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
6423 instead of SYMBOL_REF_MIPS16_FUNC_P.
6424 (mips_set_mips16_mode): Move call to sorry here from old
6425 mips_use_mips16_mode_p.
6426 (mflip_mips16_entry): New structure.
6427 (mflip_mips16_htab): New variable.
6428 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
6429 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
6430 (mips_merge_decl_attributes): New function.
6431 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
6432 Use mips_use_mips16_mode_p.
6433 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
6434 SYMBOL_REF_MIPS16_FUNC_P.
6435 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
6437 2007-09-13 Richard Sandiford <richard@codesourcery.com>
6439 * c-parser.c (c_parser_struct_declaration): Check for a null return.
6441 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6444 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
6446 2007-09-12 Michael Meissner <michael.meissner@amd.com>
6447 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6448 Tony Linthicum <tony.linthicum@amd.com>
6450 * tree.h (function_args_iterator): New type to iterate over
6452 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
6453 function arguments providing a pointer to the argument.
6454 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
6455 function arguments providing the argument.
6456 (function_args_iter_init): Inline function to initialize
6457 function_args_iterator.
6458 (function_args_iter_cond_ptr): Inline function to return the next
6459 pointer to hold the argument.
6460 (function_args_iter_cond): Inline function to return the next
6462 (function_args_iter_cond_next): Advance the function args iterator.
6463 (stdarg_p): New function, return true if variable argument function.
6464 (prototype_p): New function, return true if function is prototyped.
6465 (function_args_count): New function, count the number of arguments
6468 * tree.c (stdarg_p): New function, return true if variable
6470 (prototype_p): New function, return true if function is prototyped.
6472 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6473 (TARGET_ROUND): New macro for the round/ptest instructions which
6474 are shared between SSE4.1 and SSE5.
6475 (OPTION_MASK_ISA_ROUND): Ditto.
6476 (OPTION_ISA_ROUND): Ditto.
6477 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6478 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6480 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6481 (-mfused-madd): New switch to give users control over whether the
6482 compiler optimizes to use the multiply/add SSE5 instructions.
6484 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
6485 m_ATHLON_K8_AMDFAM10, and change all uses.
6486 (enum pta_flags): Add PTA_SSE5.
6487 (ix86_handle_option): Turn off 3dnow if -msse5.
6488 (override_options): Add SSE5 support.
6489 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6491 (ix86_expand_sse_movcc): Add SSE5 support.
6492 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6493 vector type to the next largest size.
6494 (ix86_expand_sse5_pack): New function to use pperm to pack a
6495 vector type to the next smallest size.
6496 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6497 (IX86_BUILTIN_FMADDSD): Ditto.
6498 (IX86_BUILTIN_FMADDPS): Ditto.
6499 (IX86_BUILTIN_FMADDPD): Ditto.
6500 (IX86_BUILTIN_FMSUBSS): Ditto.
6501 (IX86_BUILTIN_FMSUBSD): Ditto.
6502 (IX86_BUILTIN_FMSUBPS): Ditto.
6503 (IX86_BUILTIN_FMSUBPD): Ditto.
6504 (IX86_BUILTIN_FNMADDSS): Ditto.
6505 (IX86_BUILTIN_FNMADDSD): Ditto.
6506 (IX86_BUILTIN_FNMADDPS): Ditto.
6507 (IX86_BUILTIN_FNMADDPD): Ditto.
6508 (IX86_BUILTIN_FNMSUBSS): Ditto.
6509 (IX86_BUILTIN_FNMSUBSD): Ditto.
6510 (IX86_BUILTIN_FNMSUBPS): Ditto.
6511 (IX86_BUILTIN_FNMSUBPD): Ditto.
6512 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6513 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6514 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6515 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6516 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6517 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6518 (IX86_BUILTIN_PPERM): Ditto.
6519 (IX86_BUILTIN_PERMPS): Ditto.
6520 (IX86_BUILTIN_PERMPD): Ditto.
6521 (IX86_BUILTIN_PMACSSWW): Ditto.
6522 (IX86_BUILTIN_PMACSWW): Ditto.
6523 (IX86_BUILTIN_PMACSSWD): Ditto.
6524 (IX86_BUILTIN_PMACSWD): Ditto.
6525 (IX86_BUILTIN_PMACSSDD): Ditto.
6526 (IX86_BUILTIN_PMACSDD): Ditto.
6527 (IX86_BUILTIN_PMACSSDQL): Ditto.
6528 (IX86_BUILTIN_PMACSSDQH): Ditto.
6529 (IX86_BUILTIN_PMACSDQL): Ditto.
6530 (IX86_BUILTIN_PMACSDQH): Ditto.
6531 (IX86_BUILTIN_PMADCSSWD): Ditto.
6532 (IX86_BUILTIN_PMADCSWD): Ditto.
6533 (IX86_BUILTIN_PHADDBW): Ditto.
6534 (IX86_BUILTIN_PHADDBD): Ditto.
6535 (IX86_BUILTIN_PHADDBQ): Ditto.
6536 (IX86_BUILTIN_PHADDWD): Ditto.
6537 (IX86_BUILTIN_PHADDWQ): Ditto.
6538 (IX86_BUILTIN_PHADDDQ): Ditto.
6539 (IX86_BUILTIN_PHADDUBW): Ditto.
6540 (IX86_BUILTIN_PHADDUBD): Ditto.
6541 (IX86_BUILTIN_PHADDUBQ): Ditto.
6542 (IX86_BUILTIN_PHADDUWD): Ditto.
6543 (IX86_BUILTIN_PHADDUWQ): Ditto.
6544 (IX86_BUILTIN_PHADDUDQ): Ditto.
6545 (IX86_BUILTIN_PHSUBBW): Ditto.
6546 (IX86_BUILTIN_PHSUBWD): Ditto.
6547 (IX86_BUILTIN_PHSUBDQ): Ditto.
6548 (IX86_BUILTIN_PROTB): Ditto.
6549 (IX86_BUILTIN_PROTW): Ditto.
6550 (IX86_BUILTIN_PROTD): Ditto.
6551 (IX86_BUILTIN_PROTQ): Ditto.
6552 (IX86_BUILTIN_PROTB_IMM): Ditto.
6553 (IX86_BUILTIN_PROTW_IMM): Ditto.
6554 (IX86_BUILTIN_PROTD_IMM): Ditto.
6555 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6556 (IX86_BUILTIN_PSHLB): Ditto.
6557 (IX86_BUILTIN_PSHLW): Ditto.
6558 (IX86_BUILTIN_PSHLD): Ditto.
6559 (IX86_BUILTIN_PSHLQ): Ditto.
6560 (IX86_BUILTIN_PSHAB): Ditto.
6561 (IX86_BUILTIN_PSHAW): Ditto.
6562 (IX86_BUILTIN_PSHAD): Ditto.
6563 (IX86_BUILTIN_PSHAQ): Ditto.
6564 (IX86_BUILTIN_FRCZSS): Ditto.
6565 (IX86_BUILTIN_FRCZSD): Ditto.
6566 (IX86_BUILTIN_FRCZPS): Ditto.
6567 (IX86_BUILTIN_FRCZPD): Ditto.
6568 (IX86_BUILTIN_CVTPH2PS): Ditto.
6569 (IX86_BUILTIN_CVTPS2PH): Ditto.
6570 (IX86_BUILTIN_COMEQSS): Ditto.
6571 (IX86_BUILTIN_COMNESS): Ditto.
6572 (IX86_BUILTIN_COMLTSS): Ditto.
6573 (IX86_BUILTIN_COMLESS): Ditto.
6574 (IX86_BUILTIN_COMGTSS): Ditto.
6575 (IX86_BUILTIN_COMGESS): Ditto.
6576 (IX86_BUILTIN_COMUEQSS): Ditto.
6577 (IX86_BUILTIN_COMUNESS): Ditto.
6578 (IX86_BUILTIN_COMULTSS): Ditto.
6579 (IX86_BUILTIN_COMULESS): Ditto.
6580 (IX86_BUILTIN_COMUGTSS): Ditto.
6581 (IX86_BUILTIN_COMUGESS): Ditto.
6582 (IX86_BUILTIN_COMORDSS): Ditto.
6583 (IX86_BUILTIN_COMUNORDSS): Ditto.
6584 (IX86_BUILTIN_COMFALSESS): Ditto.
6585 (IX86_BUILTIN_COMTRUESS): Ditto.
6586 (IX86_BUILTIN_COMEQSD): Ditto.
6587 (IX86_BUILTIN_COMNESD): Ditto.
6588 (IX86_BUILTIN_COMLTSD): Ditto.
6589 (IX86_BUILTIN_COMLESD): Ditto.
6590 (IX86_BUILTIN_COMGTSD): Ditto.
6591 (IX86_BUILTIN_COMGESD): Ditto.
6592 (IX86_BUILTIN_COMUEQSD): Ditto.
6593 (IX86_BUILTIN_COMUNESD): Ditto.
6594 (IX86_BUILTIN_COMULTSD): Ditto.
6595 (IX86_BUILTIN_COMULESD): Ditto.
6596 (IX86_BUILTIN_COMUGTSD): Ditto.
6597 (IX86_BUILTIN_COMUGESD): Ditto.
6598 (IX86_BUILTIN_COMORDSD): Ditto.
6599 (IX86_BUILTIN_COMUNORDSD): Ditto.
6600 (IX86_BUILTIN_COMFALSESD): Ditto.
6601 (IX86_BUILTIN_COMTRUESD): Ditto.
6602 (IX86_BUILTIN_COMEQPS): Ditto.
6603 (IX86_BUILTIN_COMNEPS): Ditto.
6604 (IX86_BUILTIN_COMLTPS): Ditto.
6605 (IX86_BUILTIN_COMLEPS): Ditto.
6606 (IX86_BUILTIN_COMGTPS): Ditto.
6607 (IX86_BUILTIN_COMGEPS): Ditto.
6608 (IX86_BUILTIN_COMUEQPS): Ditto.
6609 (IX86_BUILTIN_COMUNEPS): Ditto.
6610 (IX86_BUILTIN_COMULTPS): Ditto.
6611 (IX86_BUILTIN_COMULEPS): Ditto.
6612 (IX86_BUILTIN_COMUGTPS): Ditto.
6613 (IX86_BUILTIN_COMUGEPS): Ditto.
6614 (IX86_BUILTIN_COMORDPS): Ditto.
6615 (IX86_BUILTIN_COMUNORDPS): Ditto.
6616 (IX86_BUILTIN_COMFALSEPS): Ditto.
6617 (IX86_BUILTIN_COMTRUEPS): Ditto.
6618 (IX86_BUILTIN_COMEQPD): Ditto.
6619 (IX86_BUILTIN_COMNEPD): Ditto.
6620 (IX86_BUILTIN_COMLTPD): Ditto.
6621 (IX86_BUILTIN_COMLEPD): Ditto.
6622 (IX86_BUILTIN_COMGTPD): Ditto.
6623 (IX86_BUILTIN_COMGEPD): Ditto.
6624 (IX86_BUILTIN_COMUEQPD): Ditto.
6625 (IX86_BUILTIN_COMUNEPD): Ditto.
6626 (IX86_BUILTIN_COMULTPD): Ditto.
6627 (IX86_BUILTIN_COMULEPD): Ditto.
6628 (IX86_BUILTIN_COMUGTPD): Ditto.
6629 (IX86_BUILTIN_COMUGEPD): Ditto.
6630 (IX86_BUILTIN_COMORDPD): Ditto.
6631 (IX86_BUILTIN_COMUNORDPD): Ditto.
6632 (IX86_BUILTIN_COMFALSEPD): Ditto.
6633 (IX86_BUILTIN_COMTRUEPD): Ditto.
6634 (IX86_BUILTIN_PCOMEQUB): Ditto.
6635 (IX86_BUILTIN_PCOMNEUB): Ditto.
6636 (IX86_BUILTIN_PCOMLTUB): Ditto.
6637 (IX86_BUILTIN_PCOMLEUB): Ditto.
6638 (IX86_BUILTIN_PCOMGTUB): Ditto.
6639 (IX86_BUILTIN_PCOMGEUB): Ditto.
6640 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6641 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6642 (IX86_BUILTIN_PCOMEQUW): Ditto.
6643 (IX86_BUILTIN_PCOMNEUW): Ditto.
6644 (IX86_BUILTIN_PCOMLTUW): Ditto.
6645 (IX86_BUILTIN_PCOMLEUW): Ditto.
6646 (IX86_BUILTIN_PCOMGTUW): Ditto.
6647 (IX86_BUILTIN_PCOMGEUW): Ditto.
6648 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6649 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6650 (IX86_BUILTIN_PCOMEQUD): Ditto.
6651 (IX86_BUILTIN_PCOMNEUD): Ditto.
6652 (IX86_BUILTIN_PCOMLTUD): Ditto.
6653 (IX86_BUILTIN_PCOMLEUD): Ditto.
6654 (IX86_BUILTIN_PCOMGTUD): Ditto.
6655 (IX86_BUILTIN_PCOMGEUD): Ditto.
6656 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6657 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6658 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6659 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6660 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6661 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6662 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6663 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6664 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6665 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6666 (IX86_BUILTIN_PCOMEQB): Ditto.
6667 (IX86_BUILTIN_PCOMNEB): Ditto.
6668 (IX86_BUILTIN_PCOMLTB): Ditto.
6669 (IX86_BUILTIN_PCOMLEB): Ditto.
6670 (IX86_BUILTIN_PCOMGTB): Ditto.
6671 (IX86_BUILTIN_PCOMGEB): Ditto.
6672 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6673 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6674 (IX86_BUILTIN_PCOMEQW): Ditto.
6675 (IX86_BUILTIN_PCOMNEW): Ditto.
6676 (IX86_BUILTIN_PCOMLTW): Ditto.
6677 (IX86_BUILTIN_PCOMLEW): Ditto.
6678 (IX86_BUILTIN_PCOMGTW): Ditto.
6679 (IX86_BUILTIN_PCOMGEW): Ditto.
6680 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6681 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6682 (IX86_BUILTIN_PCOMEQD): Ditto.
6683 (IX86_BUILTIN_PCOMNED): Ditto.
6684 (IX86_BUILTIN_PCOMLTD): Ditto.
6685 (IX86_BUILTIN_PCOMLED): Ditto.
6686 (IX86_BUILTIN_PCOMGTD): Ditto.
6687 (IX86_BUILTIN_PCOMGED): Ditto.
6688 (IX86_BUILTIN_PCOMFALSED): Ditto.
6689 (IX86_BUILTIN_PCOMTRUED): Ditto.
6690 (IX86_BUILTIN_PCOMEQQ): Ditto.
6691 (IX86_BUILTIN_PCOMNEQ): Ditto.
6692 (IX86_BUILTIN_PCOMLTQ): Ditto.
6693 (IX86_BUILTIN_PCOMLEQ): Ditto.
6694 (IX86_BUILTIN_PCOMGTQ): Ditto.
6695 (IX86_BUILTIN_PCOMGEQ): Ditto.
6696 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6697 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6698 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
6699 OPTION_MASK_ISA_ROUND for instructions that are shared between
6701 (bdesc_2arg): Ditto.
6702 (bdesc_sse_3arg): Ditto.
6703 (enum multi_arg_type): New enum for describing the various SSE5
6704 intrinsic argument types.
6705 (bdesc_multi_arg): New table for SSE5 intrinsics.
6706 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6707 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6709 (ix86_expand_builtin): Add SSE5 intrinsic support.
6710 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6711 operand instructions.
6712 (ix86_expand_sse5_multiple_memory): New function to split the
6713 second memory reference from SSE5 instructions.
6714 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6715 (ix86_return_pops_args): Use stdarg_p to determine if the function
6716 has variable arguments.
6717 (ix86_setup_incoming_varargs): Ditto.
6718 (x86_this_parameter): Ditto.
6720 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6722 (ix86_expand_sse5_pack): Ditto.
6723 (ix86_sse5_valid_op_p): Ditto.
6724 (ix86_expand_sse5_multiple_memory): Ditto.
6726 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6727 constant for SSE5 support.
6728 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6729 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6730 (UNSPEC_SSE5_PERMUTE): Ditto.
6731 (UNSPEC_SSE5_ASHIFT): Ditto.
6732 (UNSPEC_SSE5_LSHIFT): Ditto.
6733 (UNSPEC_FRCZ): Ditto.
6734 (UNSPEC_CVTPH2PS): Ditto.
6735 (UNSPEC_CVTPS2PH): Ditto.
6736 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6738 (COM_FALSE_S): Ditto.
6739 (COM_FALSE_P): Ditto.
6740 (COM_TRUE_S): Ditto.
6741 (COM_TRUE_P): Ditto.
6742 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6743 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6745 (memory attribute): Ditto.
6746 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6747 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6748 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6749 (floor<mode>2): Ditto.
6750 (ceil<mode>2): Ditto.
6751 (btrunc<mode>2): Ditto.
6752 (nearbyintdf2): Ditto.
6753 (nearbyintsf2): Ditto.
6754 (sse_setccsf): Disable if SSE5.
6755 (sse_setccdf): Ditto.
6756 (sse5_setcc<mode>): New support for SSE5 conditional move.
6757 (sse5_pcmov_<mode>): Ditto.
6759 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6761 (SSEMODEF2P): Ditto.
6762 (ssemodesuffixf4): New mode attribute for SSE5.
6763 (ssemodesuffixf2s): Ditto.
6764 (ssemodesuffixf2c): Ditto.
6765 (sserotatemax): Ditto.
6766 (ssescalarmode): Ditto.
6767 (sse_maskcmpv4sf3): Disable if SSE5.
6768 (sse_maskcmpv2df3): Ditto.
6769 (sse_vmmaskcmpv4sf3): Ditto.
6770 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
6772 (sse5_vmfmadd<mode>4): Ditto.
6773 (sse5_fmsub<mode>4): Ditto.
6774 (sse5_vmfmsub<mode>4): Ditto.
6775 (sse5_fnmadd<mode>4): Ditto.
6776 (sse5_vmfnmadd<mode>4): Ditto.
6777 (sse5_fnmsub<mode>4): Ditto.
6778 (sse5_vmfnmsub<mode>4): Ditto.
6779 (sse5i_fmadd<mode>4): Ditto.
6780 (sse5i_fmsub<mode>4): Ditto.
6781 (sse5i_fnmadd<mode>4): Ditto.
6782 (sse5i_fnmsub<mode>4): Ditto.
6783 (sse5i_vmfmadd<mode>4): Ditto.
6784 (sse5i_vmfmsub<mode>4): Ditto.
6785 (sse5i_vmfnmadd<mode>4): Ditto.
6786 (sse5i_vmfnmsub<mode>4): Ditto.
6787 (mulv16qi3): Add SSE5 support.
6789 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6790 (sse2_mulv4si3): Disable if SSE5.
6791 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6792 (sse4_1_roundps): Ditto.
6793 (sse4_1_roundsd): Ditto.
6794 (sse4_1_roundss): Ditto.
6795 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6797 (sse_maskcmpsf3): Ditto.
6798 (sse_vmmaskcmpv4sf3): Ditto.
6799 (sse2_maskcmpv2df3): Ditto.
6800 (sse2_maskcmpdf3): Ditto.
6801 (sse2_vmmaskcmpv2df3): Ditto.
6802 (sse2_eq<mode>3): Ditto.
6803 (sse2_gt<mode>3): Ditto.
6804 (sse5_pcmov_<mode>): Add SSE5 support.
6805 (vec_unpacku_hi_v16qi): Ditto.
6806 (vec_unpacks_hi_v16qi): Ditto.
6807 (vec_unpacku_lo_v16qi): Ditto.
6808 (vec_unpacks_lo_v16qi): Ditto.
6809 (vec_unpacku_hi_v8hi): Ditto.
6810 (vec_unpacks_hi_v8hi): Ditto.
6811 (vec_unpacku_lo_v8hi): Ditto.
6812 (vec_unpacks_lo_v8hi): Ditto.
6813 (vec_unpacku_hi_v4si): Ditto.
6814 (vec_unpacks_hi_v4si): Ditto.
6815 (vec_unpacku_lo_v4si): Ditto.
6816 (vec_unpacks_lo_v4si): Ditto.
6817 (sse5_pmacsww): New SSE5 intrinsic insn.
6818 (sse5_pmacssww): Ditto.
6819 (sse5_pmacsdd): Ditto.
6820 (sse5_pmacssdd): Ditto.
6821 (sse5_pmacssdql): Ditto.
6822 (sse5_pmacssdqh): Ditto.
6823 (sse5_pmacsdqh): Ditto.
6824 (sse5_pmacsswd): Ditto.
6825 (sse5_pmacswd): Ditto.
6826 (sse5_pmadcsswd): Ditto.
6827 (sse5_pmadcswd): Ditto.
6828 (sse5_pcmov_<move>): Conditional move support on SSE5.
6829 (sse5_phaddbw): New SSE5 intrinsic insn.
6830 (sse5_phaddbd): Ditto.
6831 (sse5_phaddbq): Ditto.
6832 (sse5_phaddwd): Ditto.
6833 (sse5_phaddwq): Ditto.
6834 (sse5_phadddq): Ditto.
6835 (sse5_phaddubw): Ditto.
6836 (sse5_phaddubd): Ditto.
6837 (sse5_phaddubq): Ditto.
6838 (sse5_phadduwd): Ditto.
6839 (sse5_phadduwq): Ditto.
6840 (sse5_phaddudq): Ditto.
6841 (sse5_phsubbw): Ditto.
6842 (sse5_phsubwd): Ditto.
6843 (sse5_phsubdq): Ditto.
6844 (sse5_pperm): Ditto.
6845 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6846 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6847 (sse5_pperm_sign_v8hi_v4si): Ditto.
6848 (sse5_pperm_zero_v8hi_v4si): Ditto.
6849 (sse5_pperm_sign_v4si_v2di): Ditto.
6850 (sse5_pperm_sign_v4si_v2di): Ditto.
6851 (sse5_pperm_pack_v2di_v4si): Ditto.
6852 (sse5_pperm_pack_v4si_v8hi): Ditto.
6853 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6854 (sse5_perm<mode>): New SSE5 intrinsic insn.
6855 (rotl<mode>3): Ditto.
6856 (sse5_rotl<mode>3): Ditto.
6857 (sse5_ashl<mode>3): Ditto.
6858 (sse5_lshl<mode>3): Ditto.
6859 (sse5_frcz<mode>2): Ditto.
6860 (sse5s_frcz<mode>2): Ditto.
6861 (sse5_cvtph2ps): Ditto.
6862 (sse5_cvtps2ph): Ditto.
6863 (sse5_vmmaskcmp<mode>3): Ditto.
6864 (sse5_com_tf<mode>3): Ditto.
6865 (sse5_maskcmp<mode>3): Ditto.
6866 (sse5_maskcmp_uns<mode>3): Ditto.
6867 (sse5_maskcmp_uns2<mode>3): Ditto.
6868 (sse5_pcom_tf<mode>3): Ditto.
6870 * config/i386/predicates.md (const_0_to_31_operand): New predicate
6872 (sse5_comparison_float_operator): New predicate to match the
6873 comparison operators supported by the SSE5 com instruction.
6874 (ix86_comparison_int_operator): New predicate to match just the
6875 signed int comparisons.
6876 (ix86_comparison_uns_operator): New predicate to match just the
6877 unsigned int comparisons.
6879 * doc/invoke.texi (-msse5): Add documentation.
6880 (-mfused-madd): Ditto.
6882 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6884 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6886 (x86_64-*-*): Ditto.
6888 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6890 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6891 intrinisics for SSE5.
6893 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6896 * config/i386/mmintrin-common.h: New file, to contain common
6897 instructions between SSE4.1 and SSE5.
6899 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6900 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6901 (gen_regparm_prefix): Ditto.
6903 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6904 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6905 prototype_p to determine if a function is prototyped.
6907 2007-09-12 Janis Johnson <janis187@us.ibm.com>
6909 * config/dfp-bit.c (dfp_conversion_exception): New function.
6910 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
6911 (DFP_TO_INT): Ditto.
6912 (INT_TO_DFP): Ditto.
6913 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
6915 2007-09-12 Jakub Jelinek <jakub@redhat.com>
6918 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
6919 before sp restoration even when total_size is 0, but
6920 frame_pointer_needed.
6922 2007-09-12 Bob Wilson <bob.wilson@acm.org>
6924 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
6925 (xtensa_copy_incoming_a7): Use start_sequence instead of
6926 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
6927 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
6928 of the saveregs sequence.
6930 2007-09-12 Richard Sandiford <richard@codesourcery.com>
6932 * c-tree.h (grokfield): Add a "tree *" argument.
6933 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
6934 Chain nested decl attributes to it. Don't call decl_attributes here.
6935 (groktypename): Pass grokdeclarator a pointer to the attribute list.
6936 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
6937 (grokfield): Take a pointer to the decl's attributes and pass
6938 it to grokdeclarator.
6939 * c-parser.c (c_parser_struct_declaration): Update the calls to
6940 grokfield. Call decl_attributes for anonymous struct and union
6943 2007-09-12 Jan Hubicka <jh@suse.cz>
6945 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
6947 2007-09-12 Ira Rosen <irar@il.ibm.com>
6949 PR tree-optimization/32377
6950 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
6951 between positive and negative dependence distance using DDR_REVERSED_P.
6953 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
6955 PR tree-optimization/33373
6956 * tree-vect-analyze (vect_determine_vectorization_factor): Call
6957 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
6959 2007-09-12 Jan Hubicka <jh@suse.cz>
6962 * config/i386/i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory):
6963 Disable for !SSE_MATH
6965 2007-09-12 Christian Bruel <christian.bruel@st.com>
6967 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
6968 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
6970 2007-09-12 Ira Rosen <irar@il.ibm.com>
6972 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
6973 for oprnd1 if not required.
6974 (vectorizable_operation): Use scalar operand in SLP in case of
6975 shift with scalar argument.
6977 2007-09-12 Ira Rosen <irar@il.ibm.com>
6979 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and
6982 2007-09-11 James E. Wilson <wilson@specifix.com>
6984 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
6985 TARGET_UNWIND_INFO is defined.
6986 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
6989 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
6991 * config/sh/sh.c (calc_live_regs): Use
6992 current_function_saves_all_registers instead of
6993 current_function_has_nonlocal_label.
6994 (sh_allocate_initial_value): Likewise.
6995 (sh_get_pr_initial_val): Likewise.
6996 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
6997 * config/sh/sh.md (load_ra): Likewise.
6999 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
7001 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
7004 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
7005 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
7007 2007-09-12 Sa Liu <saliu@de.ibm.com>
7009 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
7010 operands to DFmode GE or LE compares.
7012 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
7014 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
7015 REG_CLASS_NAMES): Add P0REGS.
7016 (REGNO_REG_CLASS): Return it where appropriate.
7017 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
7018 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
7019 * doc/md.texi (Blackfin family): Document 'q' constraints.
7021 2007-09-11 Steve Kenton <skenton@ou.edu>
7023 * pa/linux-unwind.h: Guard with inhibit_libc.
7024 * pa/hpux-unwind.h: Likewise.
7026 2007-09-11 David Daney <ddaney@avtrex.com>
7028 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
7029 * doc/install.texi: Document new --with-llsc and --without-llsc
7031 * config.gcc: Handle --with-llsc and --without-llsc configure options.
7032 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
7033 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
7035 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
7036 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
7037 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
7038 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
7039 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
7040 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
7041 * config/mips/mips.opt (mllsc): New option.
7042 * config/mips/mips.c (mips_llsc): Define variable.
7043 (mips_handle_option): Handle mllsc option.
7044 (override_options): Set mips_print_operand_punct for '|' and '-'.
7045 (print_operand): Add new %| and %- operand codes.
7046 * config/mips/mips.h (mips_llsc_setting): New enum type.
7047 (mips_llsc): Declare.
7048 (OPTION_DEFAULT_SPECS): Add llsc handling.
7049 (GENERATE_SYNC): New macro.
7050 (GENERATE_LL_SC): New macro.
7051 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
7052 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
7053 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
7054 in %| and %- operand codes.
7056 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
7058 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
7059 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
7061 2007-09-11 Jason Merrill <jason@redhat.com>
7064 * stor-layout.c (layout_decl): Do pack variable size fields.
7066 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
7068 * config/m68k/predicates.md (movsi_const0_operand,
7069 non_symbolic_call_operand): New predicates.
7071 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
7073 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
7074 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
7075 CW, CZ, CS, Ap and Ac.
7077 * config/m68k/m68k.md (UNSPEC_IB): New constant.
7078 (constraints.md): New include.
7079 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
7080 opx_mem, opy_mem, op_mem, guess, split): New attributes.
7081 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
7083 (pushdi): Add split.
7084 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
7085 attributes. Split tstsi_internal_68020_cf from it.
7086 (tstsi_internal_68020_cf): New pattern.
7087 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
7088 (tst<mode>_cf): Specify attributea.
7089 (cmpsi_cf): Name pattern. Specify attributes.
7090 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
7091 (pushexthisi_const): Fix to use alternatives. Specify
7093 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
7094 from it. Fix to use alternatives. Specify attributes.
7095 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
7096 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
7098 (movsf_cf_soft): Specify attributes.
7099 (movdf_cf_soft): Add split.
7100 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
7101 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
7102 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
7103 (truncdfsf2_68881): Name pattern. Specify attributes.
7104 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
7105 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
7106 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
7108 (addsi3_5200): Fix to use alternatives. Specify attributes.
7110 (add<mode>3_cf, subdi_dishl32): Specify attributes.
7111 (subsi3): Add alternative for subq.l. Specify attributes.
7112 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
7113 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
7115 (umulhisi3): Specify attributes.
7116 (mulhisisi3_z): Name pattern. Specify attributes.
7117 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
7118 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
7119 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
7120 bsetmemqi): Specify attributes.
7121 (bsetmemqi_ext): Name pattern. Specify attributes.
7122 (bclrmemqi): Specify attributes.
7123 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
7124 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
7126 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
7127 pattern. Specify attributes.
7128 (jump): Specify attributes.
7129 (tablejump_internal): Name pattern. Specify attributes.
7130 (call_value): Split into non_symbolic_call_value,
7131 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
7132 alternatives. Specify attributes.
7133 (non_symbolic_call_value, symbolic_call_value_jsr,
7134 symbolic_call_value_bsr): New patterns.
7135 (nop, return, unlink, indirect_jump): Specify attributes.
7136 (trap): Fix condition. Specify attributes.
7139 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
7140 (override_options): Initialize it. Initialize m68k_sched_cpu.
7141 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
7142 (const_method): Make global, rename to m68k_const_method.
7143 (const_int_cost, output_move_const_into_data_reg): Update.
7144 (output_move_double): Parametrize to emit rtl code, rename to
7146 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
7147 emit_movsi): New static functions.
7148 (output_move_double): New function with semantics of old
7150 (m68k_emit_move_double): New function.
7151 (m68k_sched_cpu): New variable.
7152 (attr_op_type): New enum.
7153 (sched_guess_p): New variable.
7154 (sched_address_type, sched_operand_type, sched_attr_op_type):
7155 New static functions.
7156 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
7157 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
7158 (sched_branch_type): New static variable.
7159 (m68k_sched_branch_type): New function.
7160 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
7161 (m68k_symbolic_call_var): Declare.
7162 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
7163 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
7164 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
7165 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
7168 2007-09-11 Jakub Jelinek <jakub@redhat.com>
7170 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
7171 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
7172 error if __builtin_va_arg_pack_len () wasn't optimized out during
7174 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
7175 with the number of inline's anonymous arguments.
7176 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
7178 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
7180 * fold-const.c (extract_muldiv_1): Do not simplify var * c * c to var.
7182 2007-09-11 Jan Hubicka <jh@suse.cz>
7184 * config/i386/i386.h (ix86_tune_indices): Add
7185 X86_TUNE_INTER_UNIT_CONVERSIONS.
7186 (TARGET_INTER_UNIT_CONVERSIONS): New.
7187 * config/i386/i386.md (floatsi expanders): Remove redundant check
7188 for SImode source; offload to memory when asked for.
7189 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
7190 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
7192 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
7193 floatsidf2_mixed_memory, floatsidf2_sse_memory
7194 floatdisf2_mixed_memory, floatsisf2_sse_memory,
7195 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
7197 2007-09-11 Jan Hubicka <jh@suse.cz>
7199 * toplev.c (process_options): all frontends now do unit-at-a-time.
7200 * cgraphunit.c: update comments.
7201 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
7202 * c-decl.c (finish_function): use cgraph_add_new_function.
7203 * function.c (expand_function_end): We are always unit-at-a-time.
7205 2007-09-11 Richard Sandiford <richard@codesourcery.com>
7207 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
7208 settings for MIPS16.
7209 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
7211 2007-09-11 Richard Sandiford <richard@codesourcery.com>
7213 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
7214 SYMBOL_FORCE_TO_MEM constants.
7215 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
7216 (mips16_rewrite_pool_refs_info): New structure.
7217 (mips16_rewrite_pool_constant): New function, split out from...
7218 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
7219 mips16_rewrite_pool_refs_info structure rather than a pointer
7220 to a constant pool. Force force_to_mem_operands into memory.
7221 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
7222 * config/mips/predicates.md (force_to_mem_operand): New predicate.
7223 * config/mips/constraints.md (kf): New constraint.
7224 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
7225 (*movsi_mips16): Likewise.
7227 2007-09-11 Richard Sandiford <richard@codesourcery.com>
7228 Nigel Stephens <nigel@mips.com>
7229 David Ung <davidu@mips.com>
7231 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
7232 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
7233 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
7234 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
7235 (mips_zero_extend_cost): New functions.
7236 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
7237 Use the new functions. Tweak many cost estimates, both here
7238 and in the new subroutines. Return false when the cost of the
7239 operands has not been calculated. Check for *clear_upper32.
7240 Check for floating-point multiply-add, reciprocal and rsqrt
7241 patterns. Handle comparison and rotation codes.
7243 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
7245 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
7247 * config/i386/i386.c (get_dllimport_decl): Don't strip
7250 2007-09-10 Janis Johnson <janis187@us.ibm.com>
7253 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
7254 declarations to top.
7255 (DFP_TO_BFP): Use for either XFmode or TFmode.
7256 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
7258 * config/dfp-bit.h: Include float.h.
7259 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
7260 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
7261 which doesn't mean the same thing.
7262 (BFP_KIND): Use 4 to mean TFmode.
7263 (BFP_FMT): Specify the number of decimal digits based on the
7264 number of mantissa digits.
7265 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
7266 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
7267 (STR_TO_BFP): Use strtold for XFmode or TFmode.
7268 (TFtype): Define if TFmode is supported.
7269 * doc/libgcc.texi (Decimal float library routines): Document
7270 TF conversion functions.
7272 2007-09-10 Chao-ying Fu <fu@mips.com>
7274 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
7275 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7276 (mips_emit_compare): Process fixed-point modes.
7277 (mips_pad_arg_upward): Support fixed-point types.
7278 (override_options): Allow fixed-point modes in accumulators.
7279 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
7280 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
7281 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
7282 (mips_scalar_mode_supported_p): New function to accept fixed-point
7283 modes if the width is not greater than two BITS_PER_WORD.
7284 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
7285 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
7286 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
7287 LONG_LONG_ACCUM_TYPE_SIZE): Define.
7288 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
7290 ("IMODE"): New mode attribute.
7291 (mips-fixed.md): Include.
7292 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
7294 * config/mips/mips-fixed.md: New file.
7296 2007-09-11 Ben Elliston <bje@au.ibm.com>
7298 * config/spu/spu.md: Formatting fixes.
7300 2007-09-10 Janis Johnson <janis187@us.ibm.com>
7302 * config/dfp-bit.c (dfp_unary_func): Delete.
7303 (dfp_unary_op): Delete.
7304 (dfp_binary_op): Use decFloat functions instead of decNumber
7305 functions for binary operations.
7306 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
7307 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
7309 (dfp_compare_op): Use decFloat functions insteadof decNumber
7310 functions for comparisons.
7311 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
7312 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
7314 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
7315 call to dxx_binary_op and decFloat function.
7316 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
7317 calls to dxx_binary_op and decFloat function.
7318 * config/dfp-bit.h: Include decFloat header files.
7319 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
7320 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
7321 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
7322 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
7324 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
7325 Jan Sjodin <jan.sjodin@amd.com>
7327 * tree-vect-analyze.c (vect_analyze_operations): Change
7328 comparison of loop iterations with threshold to less than
7329 or equal to instead of less than. Reduce
7330 min_scalar_loop_bound by one.
7331 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
7332 Change prologue and epilogue iterations estimate to vf/2,
7333 when unknown at compile-time. Change versioning guard
7334 cost to taken_branch_cost. If peeling for alignment is
7335 unknown at compile-time, change peel guard costs to one
7336 taken branch and one not-taken branch per peeled loop.
7337 If peeling for alignment is known but number of scalar loop
7338 iterations is unknown at compile-time, change peel guard
7339 costs to one taken branch per peeled loop. Change the cost
7340 model equation to consider vector iterations as the loop
7341 iterations less the prologue and epilogue iterations.
7342 Change outside vector cost check to less than or equal to
7343 zero instead of equal to zero.
7344 (vect_do_peeling_for_loop_bound): Reduce
7345 min_scalar_loop_bound by one.
7346 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
7347 TARG_COND_NOT_TAKEN_BRANCH_COST.
7348 * config/i386/i386.h (processor_costs): Add
7349 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
7350 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
7351 vec_align_load_cost, vect_unalign_load_cost,
7352 vec_store_cost, cond_taken_branch_cost,
7353 cond_not_taken_branch_cost.
7354 Define macros for x86 costs.
7355 * config/i386/i386.c:
7356 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
7357 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
7358 scalar_to_vec_cost, vec_align_load_cost,
7359 vect_unalign_load_cost, vec_store_cost,
7360 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
7361 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
7362 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
7363 core2_cost, generic64_cost, generic32_cost): Set to default
7365 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
7366 (x86_builtin_vectorization_cost): New.
7368 2007-09-10 Janis Johnson <janis187@us.ibm.com>
7369 Ben Elliston <bje@au.ibm.com>
7371 * dfp.c: Include decimal128Local.h;
7372 (dfp_byte_swap): Remove.
7373 (encode_decimal32, decode_decimal32): Don't handle endianness.
7374 (encode_decimal64, decode_decimal64): Ditto.
7375 (encode_decimal128, decode_decimal128): Ditto.
7376 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
7378 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
7380 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
7381 * Makefile.in (DECNUM_H): Add decimal128Local.h.
7383 2007-09-10 David Daney <ddaney@avtrex.com>
7385 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
7387 (memory_barrier): Rewrote as an insn that clobbers memory.
7389 2007-09-10 Richard Sandiford <richard@codesourcery.com>
7391 * config/mips/mips.c (mips_global_pointer): Check
7392 call_really_used_regs instead of call_used_regs.
7393 (mips_save_reg_p): Likewise. Save all call-saved registers
7394 if current_function_saves_all_registers. Fix indentation.
7395 No longer treat $18 as a special case.
7396 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
7398 2007-09-10 Richard Sandiford <richard@codesourcery.com>
7400 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
7401 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
7402 the introductory comment.
7403 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
7404 (override_options): Don't test for it.
7405 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
7406 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
7407 * config/mips/vr.h: As for config/mips/sde.h.
7409 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7410 Revital Eres <eres@il.ibm.com>
7412 * target.h (struct gcc_target.sched): New field: sms_res_mii.
7413 (struct ddg): Define.
7414 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
7415 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
7416 * config/spu/spu.c: Include ddg.h.
7417 (TARGET_SCHED_SMS_RES_MII): Define.
7418 (spu_sms_res_mii): New function to calculate mii.
7419 * modulo-sched (res_MII): Use it.
7420 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
7422 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
7424 * config/s390/s390.c (s390_dump_pool): Create copy of constant
7425 pool entries since they might hold values that must not be shared.
7427 2007-09-10 Robert Kidd <rkidd@crhc.uiuc.edu>
7429 * bb-reorder.c (rest_of_handler_reorder_blocks): Removed call to
7430 RTL level tracer pass.
7431 * passes.c (init_optimization_passes): Move pass_tracer from
7432 after pass_rtl_ifcvt to after pass_dce.
7433 * tracer.c: Update copyright.
7434 (layout_superblocks): Remove function.
7435 (mark_bb_seen): New.
7437 (count_insns): Change to estimate instructions in a Tree-SSA
7439 (find_trace): Use bb_seen_p.
7440 (tail_duplicate): Use bb_seen_p. Call add_phi_args_after_copy
7441 after duplicate_block.
7442 (tracer): Change prototype to match that of a pass execute
7444 (gate_tracer): Rename from gate_handle_tracer.
7445 (rest_of_handle_tracer): Remove function.
7446 * rtl.h: Remove prototype for tracer.
7447 * testsuite/gcc.dg/tree-prof/tracer-1.c: New.
7449 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
7452 * config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
7453 Use 'N' operand constraint for op2.
7454 (lshr<mode>3): Ditto.
7455 (ashl<mode>3): Ditto.
7456 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
7457 (vec_shr_<mode>): Ditto.
7458 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
7459 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
7461 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
7463 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
7464 Change mode macro in the last real_2expN parameter to uppercase.
7466 2007-09-10 Michael Matz <matz@suse.de>
7468 * tree-pass.h (pass_cselim): Declare new pass.
7469 * passes.c (init_optimization_passes): Link in pass_cselim.
7470 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
7471 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
7472 cond_store_replacement.
7473 (condstoretemp): New static variable.
7474 (cond_store_replacement): New function.
7475 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
7476 tree_ssa_phiopt_worker.
7477 (struct name_to_bb): New.
7478 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
7479 nt_init_block, nt_fini_block): New static functions.
7480 (seen_ssa_names, nontrap_set): New static variables.
7481 (gate_cselim, pass_cselim): Define new pass.
7482 * common.opt (ftree-cselim): New flag.
7483 * toplev.c (process_options): Set flag_tree_cselim if required.
7485 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
7487 * simplify-rtx.c (simplify_relational_operation_1): For recent
7488 canonicalization, don't recurse if op1 equals both PLUS arguments.
7490 2007-09-09 David Daney <ddaney@avtrex.com>
7492 * optabs.c (expand_sync_operation): Use plus insn if minus
7494 (expand_sync_fetch_operation): Ditto.
7496 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
7498 * config/i386/i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
7500 (*floatsisf2_sse_vector): Likewise.
7502 2007-09-09 Krister Walfridsson <cato@df.lth.se>
7504 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
7506 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
7508 * config/i386/i386.h (ix86_tune_indices): Rename
7509 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
7510 (TARGET_USE_VECTOR_CONVERTS): Updated.
7511 * config/i386/i386.c: Likewise.
7513 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
7514 Nigel Stephens <nigel@mips.com>
7516 * doc/invoke.texi (Overall Options): Add .sx file extension
7517 as a synonym for .S.
7518 * cppspec.c (known_suffixes): Likewise.
7519 * gcc.c (default_compilers): Likewise.
7521 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
7524 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
7525 * simplify-rtx.c (simplify_relational_operation_1): Add the
7526 canonicalization from i386.h.
7527 * doc/md.texi (Canonicalization of Instructions): Document it.
7529 2007-09-09 Jan Hubicka <jh@suse.cz>
7530 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7532 * config/i386/i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
7533 (TARGET_USE_VECTOR_CONVERTS): New.
7534 * config/i386/i386.md: New post-reload splitters for converting
7535 SF to DF and DF to SF.
7536 (floatsi* expander): Special case vector conversions.
7537 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
7538 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
7539 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
7540 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
7541 Disable when doing vector converts.
7542 (floatsi<mode>2_i387): Disable when
7543 * config/i386/sse.md (vec_dupv2df): Export.
7544 * config/i386/i386.c (ix86_tune_features): Enable SSE conversions.
7546 2007-09-09 Richard Guenther <rguenther@suse.de>
7548 * tree-ssa-operands.c (add_virtual_operand): Only mark
7549 stores as has_volatile_ops if alias information is not available.
7551 2007-09-09 Revital Eres <eres@il.ibm.com>
7553 * doc/contrib.texi: Add myself.
7555 2007-09-09 Ira Rosen <irar@il.ibm.com>
7557 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
7558 stmt_vinfo_set_outside_of_loop_cost): New functions.
7559 * tree-vect-transform.c (vect_get_cost_fields): Remove.
7560 (vect_model_simple_cost): Call
7561 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
7562 field instead of calling vect_get_cost_fields.
7563 (vect_model_store_cost, vect_model_load_cost): Likewise.
7565 2007-09-09 Revital Eres <eres@il.ibm.com>
7567 * config/rs6000/rs6000.c (paired_init_builtins): Add const
7568 declaration to bdesc_paired_preds variable.
7569 (paired_expand_builtin): Likewise.
7571 2007-09-09 Revital Eres <eres@il.ibm.com>
7573 * dbgcnt.def (sms_sched_loop): New counter.
7574 * modulo-sched.c: Use sms_sched_loop instead of
7575 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
7576 perform swing modulo scheduling on. Include dbgcnt.h.
7577 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
7578 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
7580 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
7582 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
7583 Substitute all uses with ...
7584 (MODEF): New mode iterator.
7586 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
7587 from pre-regalloc define_insn_and_split splitter pattern.
7588 (*fix_trunc<mode>_i387_1): Ditto.
7589 (*fistdi2_1): Ditto.
7590 (*fist<mode>2_1): Ditto.
7591 (frndintxf2_floor): Ditto.
7592 (*fist<mode>2_floor_1): Ditto.
7593 (frndintxf2_ceil): Ditto.
7594 (*fist<mode>2_ceil_1): Ditto.
7595 (frndintxf2_trunc): Ditto.
7596 (frndintxf2_mask_pm): Ditto.
7598 (prologue): Use (const_int 0) as never generated filler insn.
7600 (sibcall_epilogue): Ditto.
7601 (eh_return_si): Ditto.
7602 (eh_return_di): Ditto.
7604 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
7605 using MODEF mode iterator.
7606 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
7607 using MODEF mode iterator.
7608 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
7609 using MODEF mode iterator.
7610 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
7611 Macroize expander using MODEF mode iterator.
7613 (zero_extendsidi2): Remove operand constraints from expander.
7614 (smuldi3_highpart): Ditto.
7615 (indirect_jump): Ditto.
7618 * config/i386/sse.md (storentv4sf): Ditto.
7619 (storentv2df): Ditto.
7620 (storentv2di): Ditto.
7622 (sse2_cvtpd2ps): Ditto.
7623 (vec_interleave_highv16qi): Ditto.
7624 (vec_interleave_lowv16qi): Ditto.
7625 (vec_interleave_highv8hi): Ditto.
7626 (vec_interleave_lowv8hi): Ditto.
7627 (vec_interleave_highv4si): Ditto.
7628 (vec_interleave_lowv4si): Ditto.
7629 (vec_interleave_highv2di): Ditto.
7630 (vec_interleave_lowv2di): Ditto.
7631 (sse2_maskmovdqu): Ditto.
7632 * config/i386/mmx.md (mmx_maskmovq): Ditto.
7634 2007-09-09 Ira Rosen <irar@il.ibm.com>
7636 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
7637 (struct _slp_tree, struct _slp_instance): Define new data structures
7638 along macros for their access.
7639 (struct _loop_vec_info): Define new fields: strided_stores,
7640 slp_instances, and slp_unrolling_factor along macros for their access.
7641 (enum slp_vect_type): New.
7642 (struct _stmt_vec_info): Define new field, slp_type, and macros for
7644 (STMT_VINFO_STRIDED_ACCESS): New macro.
7645 (vect_free_slp_tree): Declare.
7646 (vectorizable_load): Add an argument of type slp_tree.
7647 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
7648 vectorizable_assignment): Likewise.
7649 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
7650 Declare (make extern).
7651 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
7652 (new_loop_vec_info): Likewise.
7653 (destroy_loop_vec_info): Free memory allocated for SLP structures.
7654 * tree-vect-analyze.c: Include recog.h.
7655 (vect_update_slp_costs_according_to_vf): New.
7656 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
7657 functions. For not pure SLP stmts with strided access check that the
7658 group size is power of 2. Update the vectorization factor according to
7659 SLP. Call vect_update_slp_costs_according_to_vf.
7660 (vect_analyze_group_access): New.
7661 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
7662 (vect_free_slp_tree): New functions.
7663 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
7664 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
7665 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
7666 vect_detect_hybrid_slp): Likewise.
7667 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
7668 and vect_detect_hybrid_slp.
7669 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
7670 SLP costs into account.
7671 (vect_get_cost_fields): New function.
7672 (vect_model_simple_cost): Make extern, add SLP parameter and handle
7674 (vect_model_store_cost, vect_model_load_cost): Likewise.
7675 (vect_get_constant_vectors): New function.
7676 (vect_get_slp_vect_defs, vect_get_slp_defs,
7677 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
7678 vect_get_vec_defs): Likewise.
7679 (vectorizable_reduction): Don't handle SLP for now.
7680 (vectorizable_call): Don't handle SLP for now. Add argument to
7681 vect_model_simple_cost.
7682 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
7683 get SLPed and vectorized defs). Fix indentation and spacing.
7684 (vectorizable_assignment): Handle SLP.
7685 (vectorizable_induction): Don't handle SLP for now.
7686 (vectorizable_operation): Likewise.
7687 (vectorizable_type_demotion): Add argument to
7688 vect_model_simple_cost.
7689 (vectorizable_type_promotion): Likewise.
7690 (vectorizable_store, vectorizable_load): Handle SLP.
7691 (vectorizable_condition): Don't handle SLP for now.
7692 (vect_transform_stmt): Add a new argument for SLP. Check that there is
7693 no SLP transformation required for unsupported cases. Add SLP
7694 argument for supported cases.
7695 (vect_remove_stores): New function.
7696 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
7697 (vect_transform_loop): Schedule SLP instances.
7698 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
7700 2007-09-09 Andrew Haley <aph@redhat.com>
7702 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
7705 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
7707 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
7708 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
7709 Similar for what label_refs can go in the JUMP_TARGET field. Split
7710 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
7711 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
7712 REG_LABEL when replacing an operand with a LABEL_REF for a
7714 (subst_reloads): When replacing a LABEL_REG with a register,
7715 instead of generating a REG_LABEL note, assert that there already
7716 is one or that the label is a known target for the insn.
7717 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
7718 note, check the JUMP_LABEL field. Remove "else" after return.
7719 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
7720 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
7721 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
7722 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
7723 insns. Iterate over all notes; don't assume there's only one.
7724 * cse.c (recorded_label_ref): Adjust comment to refer to
7726 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
7727 insns, not just NONJUMP_INSN_P.
7728 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
7729 isn't a jump target.
7730 * jump.c (rebuild_jump_labels): Adjust head comment.
7731 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
7732 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
7733 (mark_all_labels): For JUMP_P insns without a target, check if the
7734 the target is noted on the previous nonjump insn.
7735 (mark_jump_label_1): New function, guts from mark_jump_label.
7736 <case IF_THEN_ELSE>: Handle first operand as a non-target when
7737 marking jump target labels.
7738 <case LABEL_REF>: Adjust for whether to generate a
7739 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
7740 For 'E' format rtl, iterate in descending element order.
7741 (delete_related_insns): Handle both REG_LABEL_TARGET and
7742 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
7743 reference count, delete and fallthrough. Move finding-next-
7744 non-deleted insn last in the function. Look at all INSN_P insns
7745 for REG_LABEL_OPERAND notes.
7746 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
7748 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
7749 JUMP_LABEL, output the INSN_UID of it.
7750 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
7751 and/or REG_LABEL_TARGET.
7752 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
7753 with jump.c copy by only adding notes for labels actually
7754 referenced in the insn.
7755 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
7756 usage count increment; handle all INSN_P trial insns.
7757 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
7759 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
7760 REG_LABEL_TARGET and REG_LABEL_OPERAND.
7761 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
7763 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
7764 JUMP_P insns and REG_LABEL_OPERAND everywhere.
7765 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
7766 on all INSN_P insns.
7767 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
7768 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
7769 REG_LABEL_OPERAND notes.
7770 * reload1.c (calculate_needs_all_insns): Adjust comments.
7771 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
7772 * config/alpha/alpha.md (split for load of an address into a
7773 four-insn sequence on Unicos/Mk): Adjust to use
7775 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
7777 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7780 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7781 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
7782 FOR_BB_INSNS_SAFE instead of for loop.
7783 * cse.c (cse_extended_basic_block): Likewise.
7784 * postreload.c (reload_cse_regs_1): New variable next. Make sure
7785 that the for loop does not invoke NEXT_INSN on a deleted insn.
7786 * function.c (instantiate_virtual_regs): Likewise.
7787 * lower-subreg.c (remove_retval_note): Likewise.
7788 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
7790 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
7792 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
7793 insn, if it's a jump.
7794 (try_redirect_by_replacing_jump): New variable jump_p. Call
7795 tablejump_p before delete_insn_chain.
7796 * reload1.c (reload): New variable next. Make sure that the for
7797 loop does not invoke NEXT_INSN on a deleted insn.
7798 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
7799 (delete_output_reload): New variable prev. Make sure the the for
7800 loops do not invoke PREV_INSN on a deleted insn.
7802 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7804 * pa/constraints.md: Remove 'X' from unused letters comment.
7806 2007-09-08 Richard Guenther <rguenther@suse.de>
7808 * tree-tailcall.c (find_tail_calls): If we don't have aliases
7809 computed check stmt_ann->references_memory instead of counting
7812 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
7814 * cse.c (fold_rtx): Use validate_unshare_change() instead of
7815 validate_change() in one more case.
7817 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
7819 PR tree-optimization/32283
7820 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
7821 estimated_loop_iterations.
7822 (determine_use_iv_cost_condition): Decrease cost of expressions
7823 used in iv elimination.
7825 2007-09-08 Richard Guenther <rguenther@suse.de>
7827 * tree-cfg.c (verify_gimple_expr): Avoid building new
7828 pointer types, use TYPE_POINTER_TO if available instead.
7830 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
7833 PR rtl-optimization/26449
7834 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
7835 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
7837 (mulv16qi3): Implement as define_insn_and_split pattern instead of
7838 define_expand. Split insn in split1 pass.
7841 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
7843 PR tree-optimization/33301
7844 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
7847 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
7849 PR tree-optimization/32183
7850 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
7852 * tree-ssa-reassoc.c: Include cfgloop.h.
7853 (is_reassociable_op): Add a loop argument and return true only
7855 (linearize_expr): Updated.
7856 (should_break_up_subtract): Likewise.
7857 (linearize_expr_tree): Likewise.
7858 (init_reassoc): Call loop_optimizer_init with
7859 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
7860 with CDI_DOMINATORS.
7861 (fini_reassoc): Call loop_optimizer_finalize.
7863 2007-09-07 Sterling Augustine <sterling@tensilica.com>
7865 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
7866 if there is no i-cache.
7868 2007-09-07 Richard Guenther <rguenther@suse.de>
7871 2007-09-06 Richard Guenther <rguenther@suse.de>
7873 PR tree-optimization/32586
7874 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7875 folding if nothing changed.
7876 (simplify_unary_expression): New function. Do tree combining
7877 on conversion like codes.
7878 (try_to_simplify): Call it.
7880 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7883 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
7884 (__gthread_active,__gthread_start, __gthread_active_init): New.
7885 * gthr-posix95.h: Likewise.
7887 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
7889 * function.h (struct function): Rename calls_unwind_init
7890 to saves_all_registers.
7891 (current_function_saves_all_registers): Renamed from
7892 current_function_calls_unwind_init.
7893 * reload1.c (reload): Set current_function_saves_all_registers.
7894 * except.c (expand_builtin_unwind_init): Likewise.
7895 * config/m68k/m68k.c (m68k_save_reg): Use
7896 current_function_saves_all_registers to save pic register.
7898 2007-09-07 Janis Johnson <janis187@us.ibm.com>
7900 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
7901 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
7903 Reapply reverted changes:
7905 2007-09-06 Jan Hubicka <jh@suse.cz>
7907 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
7910 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7912 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7913 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7915 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7917 * optabs.c (expand_float): Convert unsigned integer as signed only
7918 if it provides sufficient accuracy; add mode argument to real_2expN.
7919 (expand_fix): Fix comment typos; extend binary float into mode
7920 wider than destination for converion to unsigned integer; add mode
7921 argument to real_2expN.
7922 * real.c (real_2expN): Add mode argument to special-case decimal
7924 * real.h (real_2expN): Ditto.
7925 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7927 (fixed_from_string): Ditto.
7928 (fixed_to_decimal): Ditto.
7929 (fixed_convert_from_real): Ditto.
7930 (real_convert_from_fixed): Ditto.
7931 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7932 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7933 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7934 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7936 2007-09-07 Diego Novillo <dnovillo@google.com>
7938 * tree-flow.h (const_block_stmt_iterator): Remove.
7939 Update all users to use block_stmt_iterator.
7940 * tree-iterator.h (const_tree_stmt_iterator): Remove.
7941 Update all users to use tree_stmt_iterator.
7943 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
7945 * config/mips/mips.c (mips_set_current_function): Temporarily
7946 make this a no-op to fix bootstrap errors, pending rewrite.
7948 2007-09-07 Jan Hubicka <jh@suse.cz>
7950 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
7953 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
7955 PR tree-optimization/33299
7956 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
7957 uses for all relevant loop-exit phis, not just the first.
7959 2007-09-07 Richard Guenther <rguenther@suse.de>
7962 * tree-ssa-operands.c (access_can_touch_variable): An access
7963 of the form (*p)[0] can touch a variable of same size.
7965 2007-09-07 Jan Hubicka <jh@suse.cz>
7967 * passes.c (init_optimization_passes): Add simple dce and addressable
7969 * tree-ssa.c (execute_update_addresses_taken): New function.
7970 (pass_update_address_taken): New.
7971 * tree-ssa-dse.c (execute_simple_dse): New function.
7972 (pass_simple_dse): New.
7973 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
7975 2007-09-07 Tobias Burnus <burnus@net-b.de>
7978 * doc/invoke.texi: Fix -Wstrict-overflow= table.
7980 2007-09-07 Richard Guenther <rguenther@suse.de>
7983 2007-09-06 Richard Guenther <rguenther@suse.de>
7985 PR tree-optimization/32586
7986 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7987 folding if nothing changed.
7988 (simplify_unary_expression): New function. Do tree combining
7989 on conversion like codes.
7990 (try_to_simplify): Call it.
7992 2007-09-07 Richard Guenther <rguenther@suse.de>
7993 Uros Bizjak <ubizjak@gmail.com>
7995 PR tree-optimization/32821
7996 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
7997 NULL in the call to set_bb_stmt_list.
7999 2007-09-07 Richard Sandiford <richard@codesourcery.com>
8001 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
8002 float calls here, rather than leaving some to the caller.
8003 Use call_internal_direct and call_value_internal_direct.
8004 * config/mips/mips.md (call_internal_direct): New pattern.
8005 (call_value_internal_direct): Likewise.
8007 2007-09-07 Richard Sandiford <richard@codesourcery.com>
8009 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
8010 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
8012 (override_options): Set mips_base_move_loop_invariants.
8014 2007-09-07 Richard Sandiford <richard@codesourcery.com>
8016 * config/mips/mips.opt (mcode-readable=): Move to keep list
8019 2007-09-07 Richard Sandiford <richard@codesourcery.com>
8021 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
8022 and -mgpopt options. Adjust the -G documentation to match.
8023 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
8024 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
8025 function, split out from mips_classify_symbol. Return false for
8026 !TARGET_LOCAL_SDATA.
8027 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
8028 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
8029 (override_options): Check whether the -mgpopt setting is consistent
8030 with the other flags.
8031 (symbolic_expression_p): Delete.
8032 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
8033 and default_elf_select_rtx_section.
8034 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
8035 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
8036 external data and TARGET_EXTERN_SDATA.
8038 2007-09-07 Tobias Burnus <burnus@net-b.de>
8041 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
8043 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8045 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
8046 FOR_BB_INSNS_SAFE instead of for loop.
8047 * cse.c (cse_extended_basic_block): Likewise.
8048 * postreload.c (reload_cse_regs_1): New variable next. Make sure
8049 that the for loop does not invoke NEXT_INSN on a deleted insn.
8050 * function.c (instantiate_virtual_regs): Likewise.
8051 * lower-subreg.c (remove_retval_note): Likewise.
8052 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
8054 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
8056 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
8057 insn, if it's a jump.
8058 (try_redirect_by_replacing_jump): New variable jump_p. Call
8059 tablejump_p before delete_insn_chain.
8060 * reload1.c (reload): New variable next. Make sure that the for
8061 loop does not invoke NEXT_INSN on a deleted insn.
8062 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
8063 (delete_output_reload): New variable prev. Make sure the the for
8064 loops do not invoke PREV_INSN on a deleted insn.
8066 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
8068 * cgraphbuild.c (rebuild_cgraph_edges): Export.
8069 * cgraph.h (rebuild_cgraph_edges): Declare.
8070 * tree-pass.h (pass_expand_omp_ssa): New.
8071 * omp-low.c (find_omp_clause): Export.
8072 (copy_var_decl): Split from omp_copy_decl_2.
8073 (build_omp_barrier): Return the call to emit instead of emitting
8075 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
8077 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
8078 expand_omp_for_generic, expand_omp_for_static_nochunk,
8079 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
8080 Adapted to work on SSA form.
8081 (execute_expand_omp): Do not invalidate dominance information.
8082 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
8083 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
8084 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
8086 (force_gimple_operand): Allow gimplifying code expressions without
8088 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
8089 * common.opt (fopenmp-ssa): New.
8090 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
8091 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
8092 * tree-cfg.c: Include tree-inline.h.
8093 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
8094 (replace_by_duplicate_decl, replace_ssa_name,
8095 mark_virtual_ops_in_region): New functions.
8096 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
8097 to work on SSA form.
8098 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
8099 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
8102 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8104 * tree-loop-linear.c: Include obstack.h.
8105 (linear_transform_loops): New obstack lambda_obstack.
8106 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
8107 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
8108 and free afterwards.
8109 * lambda.h (struct obstack): New forward declaration.
8110 (lambda_linear_expression_new): New parameter of type struct
8112 (lambda_loopnest_new): Likewise.
8113 (lambda_loopnest_transform): Likewise.
8114 (lambda_body_vector_new): Likewise.
8115 (lambda_body_vector_compute_new): Likewise.
8116 (gcc_loopnest_to_lambda_loopnest): Likewise.
8117 (lambda_loopnest_to_gcc_loopnest): Likewise.
8118 * lambda-code.c: Include obstack.h.
8119 (lambda_lattice_new): New parameter lambda_obstack. Use it for
8121 (lambda_body_vector_new): Likewise.
8122 (lambda_linear_expression_new): Likewise.
8123 (lambda_lattice_new): Likewise.
8124 (lambda_loopnest_new): Likewise. Additionally use obstack to
8125 allocate LN_LOOPS(ret).
8126 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
8127 it to lambda_lattice_new.
8128 (lambda_body_vector_compute_new): New parameter lambda_obstack.
8129 Pass it to lambda_body_vector_new.
8130 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
8131 it to lambda_lattice_new.
8132 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
8133 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
8134 (lambda_compute_target_space): Likewise.
8135 (lambda_compute_auxillary_space): New parameter lambda_obstack.
8136 Pass it to lambda_lattice_compute_base and
8137 compute_nest_using_fourieer_motzkin.
8138 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
8139 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
8140 and lambda_lattice_compute_target_space.
8141 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
8142 Pass it to lambda_linear_expression_new.
8143 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
8144 to gcc_tree_to_linear_expression.
8145 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
8146 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
8147 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
8148 Pass it to lambda_body_vector_new and
8149 lambda_body_vector_compute_new.
8150 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
8151 (lambda-code.o): Likewise.
8153 2007-09-06 Chao-ying Fu <fu@mips.com>
8155 * ginclude/stdfix.h: New file.
8156 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
8157 (convert.o): Add dependence on fixed-value.h.
8158 * c-convert.c (convert): Support FIXED_POINT_TYPE.
8159 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
8160 to define fixed-point constants.
8161 (c_cpp_builtins): Define fixed-point constants.
8162 * convert.c (fixed-value.h): New include.
8163 (convert_to_real): Update comment to include fixed-point.
8164 Support FIXED_POINT_TYPE.
8165 (convert_to_integer): Update comment to include fixed-point.
8166 Support FIXED_POINT_TYPE.
8167 (convert_to_complex): Support FIXED_POINT_TYPE.
8168 (convert_to_fixed): New function.
8169 * convert.h (convert_to_fixed): Declare.
8170 * genopinit.c: Add comment about $Q for only fixed-point modes.
8171 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
8172 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
8173 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
8174 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
8175 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
8176 usneg_optab for fixed-point modes.
8177 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
8179 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
8180 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
8181 unsigned saturation optabs, when type is saturating.
8182 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
8183 (expand_fixed_convert): New function.
8184 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
8185 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
8186 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
8187 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
8188 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
8189 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
8191 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
8192 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
8193 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
8194 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
8195 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
8197 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
8198 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
8199 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
8200 fractuns, satfractuns.
8201 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
8202 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
8203 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
8204 OTI_ssmsub_widen, OTI_usmsub_widen.
8205 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
8206 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
8207 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
8208 umsub_widen_optab, usmsub_widen_optab): Define.
8209 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
8211 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
8213 (expand_fixed_convert): Declare.
8214 * expr.c (convert_move): Support the move of fixed-point modes.
8215 (emit_move_insn_1): Handle fixed-point mode to move via integer.
8216 (categorize_ctor_elements_1): Handle FIXED_CST.
8217 (count_type_elements): Handle FIXED_POINT_TYPE.
8218 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
8219 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8221 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
8222 multiply and add/subtract for fixed-point types.
8223 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
8224 mode, we jump to binop directly.
8225 Support FIXED_CONVERT_EXPR.
8226 (do_store_flag): Check FIXED_CST to put a constant second.
8227 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
8228 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8229 (const_vector_from_tree): Support FIXED_CST.
8230 * doc/extend.texi (Fixed-Point): New node.
8231 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
8232 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
8233 satfract, fractuns, satfractuns): Document them.
8235 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
8237 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
8238 addresses into I registers.
8240 2007-09-06 Jan Hubicka <jh@suse.cz>
8241 Andreas Tobler <a.tobler@schweiz.org>
8243 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
8245 (machopic_legitimize_pic_address): Likewise.
8247 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8248 Jan Hubicka <jh@suse.cz>
8250 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
8251 instead of ufloat_optab->handlers directly.
8252 (floatdidf2): Likewise.
8254 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
8256 * config/mips/mips.c: Include diagnostic.h.
8257 (mips_set_current_function): Check errorcount and sorrycount
8258 before generating RTL.
8260 2007-09-06 Richard Sandiford <richard@codesourcery.com>
8263 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
8264 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
8265 (print_operand_reloc): Likewise.
8267 2007-09-06 Janis Johnson <janis187@us.ibm.com>
8271 2007-09-06 Jan Hubicka <jh@suse.cz>
8273 * config/i386/i386.c (ix86_expand_lround, ix86_expand_round):
8274 Update call of real_2expN.
8276 2007-09-06 Richard Sandiford <richard@codesourcery.com>
8278 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
8279 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
8281 2007-09-05 Janis Johnson <janis187@us.ibm.com>
8283 * optabs.c (expand_float): Convert unsigned integer as signed only
8284 if it provides sufficient accuracy; add mode argument to real_2expN.
8285 (expand_fix): Fix comment typos; extend binary float into mode
8286 wider than destination for converion to unsigned integer; add mode
8287 argument to real_2expN.
8288 * real.c (real_2expN): Add mode argument to special-case decimal
8290 * real.h (real_2expN): Ditto.
8291 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
8293 (fixed_from_string): Ditto.
8294 (fixed_to_decimal): Ditto.
8295 (fixed_convert_from_real): Ditto.
8296 (real_convert_from_fixed): Ditto.
8297 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
8298 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
8299 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
8300 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
8302 2007-09-06 Tom Tromey <tromey@redhat.com>
8304 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
8305 * c-pch.c (c_common_read_pch): Restore current location after
8307 * tree.c (expand_location): Update.
8308 (expr_filename): Changed return type. Unified the two cases.
8309 (expr_lineno): Likewise.
8310 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
8312 * toplev.c (line_table): Changed type.
8313 (general_init): Update.
8314 (realloc_for_line_map): New function.
8315 (general_init): Allocate line_table using GC.
8316 * fix-header.c (line_table): Changed type.
8317 (read_scan_file): Update.
8318 (read_scan_file): Update.
8319 * c-ppoutput.c (maybe_print_line): Update.
8320 (print_line): Update.
8321 (cb_line_change): Update.
8322 (cb_define): Update.
8323 (pp_file_change): Update.
8324 * c-opts.c (c_common_init_options): Update.
8325 (finish_options): Update.
8326 (push_command_line_include): Update.
8327 * c-lex.c (cb_line_change): Update.
8328 (cb_def_pragma): Update.
8329 (cb_define): Update.
8331 (c_lex_with_flags): Use cpp_get_token_with_location.
8332 * input.h (line_table): Changed type.
8333 (location_from_locus): New macro.
8334 * tree.h (EXPR_FILENAME): No longer an lvalue.
8335 (EXPR_LINENO): Likewise.
8336 (expr_locus, set_expr_locus): Declare separately for
8337 USE_MAPPED_LOCATION.
8338 (expr_filename, expr_lineno): Changed return type.
8339 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
8340 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
8341 (expand_gimple_basic_block): Likewise.
8342 * final.c (final_scan_insn): Use expanded_location.
8344 2007-09-06 Richard Guenther <rguenther@suse.de>
8346 PR tree-optimization/32586
8347 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
8348 folding if nothing changed.
8349 (simplify_unary_expression): New function. Do tree combining
8350 on conversion like codes.
8351 (try_to_simplify): Call it.
8352 * builtins.c (fold_builtin_cexp): Fold the built expressions.
8353 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
8355 2007-09-06 Jan Hubicka <jh@suse.cz>
8358 * cse.c (fold_rtx): Avoid invalid sharing.
8360 2007-09-06 Richard Sandiford <richard@codesourcery.com>
8362 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
8363 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
8365 2007-09-06 Revital Eres <eres@il.ibm.com>
8367 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
8368 Fix offsettable memory reference for 750CL.
8370 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
8372 * reload.c (find_reloads_address_1): Try to preserve original
8373 base/index regclass of operands.
8374 * regrename.c (scan_rtx_address): Likewise.
8375 (replace_oldest_value_addr): Likewise.
8377 2007-09-06 Richard Guenther <rguenther@suse.de>
8379 PR tree-optimization/33302
8380 * domwalk.c (walk_dominator_tree): The exit block is
8381 interesting even if it is not reachable.
8383 2007-09-06 Richard Sandiford <richard@codesourcery.com>
8386 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
8388 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
8390 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
8393 2007-09-05 Ian Lance Taylor <iant@google.com>
8395 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
8397 (dump_generic_node): Likewise.
8398 * print-rtl.c (print_decl_name): Likewise.
8399 * print-tree.c (print_node_brief): Likewise.
8400 (print_node): Likewise.
8401 * Makefile.in (RTL_BASE_H): Add alias.h.
8404 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
8406 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
8408 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
8409 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
8411 2007-09-06 Jie Zhang <jie.zhang@analog.com>
8413 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
8414 (tm_defines): Define UCLIBC_DEFAULT to 1.
8415 (extra_options): Add linux.opt.
8416 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
8417 (CRT_CALL_STATIC_FUNCTION): Likewise.
8418 (NO_IMPLICIT_EXTERN_C): Likewise.
8419 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
8420 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
8421 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
8422 (ENDFILE_SPEC): Don't define.
8423 (LIB_SPEC): Likewise.
8424 (CRT_CALL_STATIC_FUNCTION): Likewise.
8425 (NO_IMPLICIT_EXTERN_C): Likewise.
8426 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
8427 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
8429 2007-09-06 Jan Hubicka <jh@suse.cz>
8431 * config/i386/i386.c (ix86_expand_lround, ix86_expand_round):
8432 Update call of real_2expN.
8434 2007-09-06 Jan Hubicka <jh@suse.cz>
8436 * opts.c (common_handle_option): Enable inlining functions for
8439 2007-09-06 Jakub Jelinek <jakub@redhat.com>
8441 * builtin-attrs.def (ATTR_NONNULL_3): New.
8442 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
8443 ATTR_NOTHROW_NONNULL_##FA.
8444 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
8445 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
8446 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
8447 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
8448 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
8449 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
8450 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
8452 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
8453 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
8454 ATTR_FORMAT_NOTHROW_3_4): Remove.
8455 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
8456 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
8457 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
8458 instead of ATTR_FORMAT_*_*.
8460 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
8462 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
8463 parts re-used for REG_FRAME_RELATED_EXPR.
8465 2007-09-05 Janis Johnson <janis187@us.ibm.com>
8467 * optabs.c (expand_float): Convert unsigned integer as signed only
8468 if it provides sufficient accuracy; add mode argument to real_2expN.
8469 (expand_fix): Fix comment typos; extend binary float into mode
8470 wider than destination for converion to unsigned integer; add mode
8471 argument to real_2expN.
8472 * real.c (real_2expN): Add mode argument to special-case decimal
8474 * real.h (real_2expN): Ditto.
8475 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
8477 (fixed_from_string): Ditto.
8478 (fixed_to_decimal): Ditto.
8479 (fixed_convert_from_real): Ditto.
8480 (real_convert_from_fixed): Ditto.
8481 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
8482 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
8483 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
8484 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
8486 2007-09-05 Ian Lance Taylor <iant@google.com>
8488 * init-regs.c (initialize_uninitialized_regs): Call
8489 emit_insn_before rather than add_insn_before.
8491 2007-09-05 Jakub Jelinek <jakub@redhat.com>
8493 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
8494 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
8495 * tree-inline.h (copy_body_data): Add call_expr field.
8496 * tree-inline.c (expand_call_inline): Initialize call_expr.
8497 (copy_bb): Append anonymous inline fn arguments to arguments
8498 when inlining a CALL_EXPR_VA_ARG_PACK call.
8499 * builtins.c (expand_builtin): Issue an error if
8500 BUILT_IN_VA_ARG_PACK is seen during expand.
8501 (fold_call_expr, fold_builtin_call_array): Don't fold
8502 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
8503 __builtin_va_arg_pack () call as last argument.
8504 * gimplify.c (gimplify_call_expr): If last argument to a vararg
8505 function is __builtin_va_arg_pack (), decrease number of call
8506 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
8507 * expr.c (expand_expr_real_1): Issue an error if
8508 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
8509 * tree-pretty-print.c (dump_generic_node): Handle printing
8510 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
8511 * doc/extend.texi (__builtin_va_arg_pack): Document.
8513 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
8515 PR tree-optimization/21513
8516 * builtins.c (build_builtin_expect_predicate): New function.
8517 (fold_builtin_expect): Add argument for expected value.
8518 Distribute __builtin_expect over short-circuiting operations.
8519 Fold nested builtin_expects.
8520 (fold_builtin_2): Adjust call to fold_builtin_expect.
8522 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
8525 PR tree-optimization/13756
8526 * doc/invoke.texi (Options That Control Optimization): Document
8529 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
8531 * config/i386/cpuid.h: New file.
8532 * config/i386/driver-i386.c: Include cpuid.h.
8533 (describe_cache): Shrink size and line strings to 100 bytes.
8534 (detect_caches_amd): Return "" for unsupported max_ext_level.
8535 Use __cpuid function.
8536 (detect_caches_intel): Return "" for unsupported max_level.
8537 Use __cpuid function.
8538 (host_detect_local_cpu): Change feature flag variables to
8539 unsigned int. Initialize only extended feature flag variables.
8540 Use __get_cpuid_max to determine max supported cpuid level.
8541 Use __cpuid function to determine supported features. Fix
8542 calculation of family id. Remove is_amd and check signature
8543 directly. Check for Geode signature. Handle family 4 id.
8544 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
8545 cpu discovery code to lower part of the function.
8546 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
8547 for sub-architecture.
8548 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
8549 [PROCESSOR_K8]: Add k8-sse3 architecture.
8550 [PROCESSOR_NOCONA]: Remove.
8551 [PROCESSOR_GENERIC64]: Ditto.
8552 * config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
8553 * config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
8554 to check for SSE and FXSAVE support.
8555 * config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
8556 Add -minline-all-stringops.
8557 * config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
8558 (x86_64-*-*): Ditto.
8560 2007-09-05 Jie Zhang <jie.zhang@analog.com>
8562 * config/bfin/linux-unwind.h: New file.
8563 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
8564 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
8566 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8568 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
8569 * stmt.c: Include alloc-pool.h.
8570 (struct case_node): Remove GTY marker.
8571 (add_case_node): New parameter case_node_pool. Use it for
8573 (expand_case): New allocation pool case_node_pool. Initialize it,
8574 pass to add_case_node and free it.
8576 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8577 David Ung <davidu@mips.com>
8578 Nigel Stephens <nigel@mips.com>
8580 Add mips16/nomips16 function attributes and -mflip-mips16 option
8581 for testing mixed-mode compilation.
8583 * config/mips/mips.opt (mflip-mips16): New.
8585 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
8586 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
8588 * config/mips/mips.c (mips_base_target_flags): New.
8589 (mips_base_mips16): New.
8590 (mips_base_schedule_insns): New.
8591 (mips_base_reorder_blocks_and_partition): New.
8592 (mips_base_align_loops): New.
8593 (mips_base_align_jumps): New.
8594 (mips_base_align_functions): New.
8595 (mips16_flipper): New.
8596 (mips_attribute_table): Add "mips16" and "nomips16" entries.
8597 (TARGET_SET_CURRENT_FUNCTION): Define.
8598 (mips_mips16_type_p, mips_nomips16_type_p): New.
8599 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
8600 (mips_function_ok_for_sibcall): Make it deal with functions with
8602 (mips_init_split_addresses): New, split out from override_options.
8603 (mips_init_relocs): New, split out from override_options.
8604 (was_mips16_p): New.
8605 (mips_set_mips16_mode): New, split out from override_options.
8606 (mips_set_current_function): New.
8607 (override_options): Add sorry for unsupported mips16/pic
8608 combination. Remove error for mips16/dsp combination. Save
8609 base option settings.
8610 (mips_file_start): Move mips16 mode setting output from here....
8611 (mips_output_function_prologue): ....to here.
8612 (mips_output_mi_thunk): Check for mips16 function.
8613 (build_mips16_function_stub): Don't set .mips16 here.
8614 (build_mips16_call_stub): Likewise.
8615 (mips_expand_builtin): Error in mips16 mode.
8616 (mips_use_mips16_mode_p): New.
8617 (mips_encode_section_info): Check for mips16 function, and set
8618 SYMBOL_REF_FLAGS accordingly.
8620 * doc/extend.texi (Function Attributes): Document new
8621 mips16/nomips16 attributes.
8622 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
8623 (MIPS Options): Document -mflip-mips16.
8625 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8627 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
8628 if we encounter TLS address in MIPS16 mode.
8629 (mips_legitimize_const_move): Check cannot_force_const_mem for
8630 the (const (plus symbol offset)) case; this forces invalid TLS
8631 address in MIPS16 mode to be caught by the above call to sorry.
8632 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
8633 because that now enables emutls, which is not ABI compatible
8634 with native TLS in non-MIPS16 mode.
8636 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8638 Add target hook invoked when cfun changes.
8640 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
8641 * target.h (struct gcc_target): Add set_current_function.
8642 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
8643 (TARGET_INITIALIZER): Add initializer for set_current_function.
8644 * tree.h (push_struct_function): New.
8645 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
8647 (set_cfun): Declare.
8648 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
8650 (push_function_context_to): Use allocate_struct_function
8651 to create null context, not init_dummy_function_start. Use set_cfun.
8652 (pop_function_context_from): Use set_cfun.
8653 (in_dummy_function): New.
8654 (invoke_set_current_function_hook): New.
8656 (push_cfun, pop_cfun): Use set_cfun.
8657 (push_struct_function): New.
8658 (allocate_struct_function): Call invoke_set_current_function_hook
8660 (prepare_function_start): Don't set cfun here. Remove unused
8661 argument; fix all callers.
8662 (init_dummy_function_start): Fiddle with in_dummy_function. Call
8663 push_struct_function.
8664 (init_function_start): Set cfun here.
8665 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
8666 * omp-low.c (create_omp_child_function): Use push_struct_function
8667 and pop_cfun to save/restore state.
8668 (expand_omp_parallel): Remove unused saved_cfun variable.
8669 * cgraphunit.c (ipa_passes): Use set_cfun.
8670 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
8671 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
8672 * matrix-reorg.c (transform_allocation_sites): Likewise.
8673 (matrix_reorg): Use set_cfun.
8674 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
8675 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
8676 assignment to cfun; use set_cfun for the other.
8677 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
8678 (dump_function_to_file): Use push_cfun/pop_cfun here.
8679 * c-decl.c (finish_function): Use set_cfun.
8681 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8683 * regrename.c (rerename_optimize): Use deferred rescanning and
8684 insert explicit calls to rescan insns when changed.
8686 2007-09-05 Jan Hubicka <jh@suse.cz>
8688 * optabs.c (libfunc_entry): Change optab to integer.
8689 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
8690 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
8691 of pointers for hashing.
8693 2007-09-05 Jan Hubicka <jh@suse.cz>
8695 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
8697 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
8698 * see.c (pass_see): Likewise.
8699 * tracer.c (pass_tracer): Likewise.
8700 * postreload-gcse.c (pass_gcse2): Likewise.
8701 * postreload.c (pass_postreload_cse): Likewise.
8702 * mode-switching.c (pass_mode_switching): Likewise.
8703 * modulo-sched.c (pass_sms): Likewise.
8704 * cse.c (cse_insn): Likewise.
8705 * web.c (pass_web): Likweise.
8706 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
8707 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
8708 * loop-init.c (pass_rtl_loop_init): Likewise.
8709 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
8710 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
8711 * global.c (pass_global_alloc): Likewise.
8712 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
8713 pass_if_after_reload): Likewise.
8714 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
8715 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
8716 * regmove.c (pass_regmove): Likewise.
8717 * function.c (pass_thread_prologugues_epilogues): Likewise.
8718 * gcse.c (pass_gcse): Likewise.
8719 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
8720 * lower-subreg.c (pass_lower_subreg2): Likewise.
8721 * bt-load.c (pass_branch_target_load): Likewise.
8722 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
8723 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
8724 * combine.c (pass_combine): Likewise.
8725 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
8726 (pass_partition_blocks): Likewise.
8727 * var-tracking.c (pass_variable_track): Likewise.
8728 * reg-stack.c (pass_stack_regs_run): Likewise.
8729 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
8730 * passes.c (pass_postreload): Likewise.
8731 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
8732 * tree-pass.h (TODO_verify_rtl_sharing): New.
8733 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
8734 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
8735 TODO_set_props, TODO_df_finish, TODO_df_verify,
8736 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
8738 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8740 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
8741 fold_real_zero_addition_p, reorder_operands_p,
8742 div_if_zero_remainder, fold_undefer_overflow_warnings,
8743 int_binop_types_match_p, fold_convert_const_int_from_int,
8744 fold_convert_const_int_from_real,
8745 fold_convert_const_int_from_fixed,
8746 fold_convert_const_real_from_real,
8747 fold_convert_const_real_from_fixed,
8748 fold_convert_const_fixed_from_fixed,
8749 fold_convert_const_fixed_from_int,
8750 fold_convert_const_fixed_from_real, maybe_lvalue_p,
8751 fold_checksum_tree, fold_check_failed, print_fold_checksum,
8752 debug_fold_checksum, multiple_of_p): Constify.
8753 * tree-flow-inline.h (get_lineno): Likewise.
8754 * tree-flow.h (get_lineno): Likewise.
8755 * tree-object-size.c (compute_object_offset, addr_object_size,
8756 alloc_object_size, pass_through_call): Likewise.
8757 * tree-pretty-print.c (op_symbol, print_call_name,
8758 print_struct_decl, do_niy): Likewise.
8759 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
8760 debug_fold_checksum): Likewise.
8762 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
8765 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
8766 note, remove the associated REG_RETVAL note.
8768 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
8770 * config.gcc (powerpc*-*-*): Install
8771 spu2vmx.h, vec_types.h, and si2vmx.h headers.
8772 * config/rs6000/spu2vmx.h: New header.
8773 * config/rs6000/si2vmx.h: New header.
8774 * config/rs6000/vec_types.h: New header.
8776 2007-09-05 Ben Elliston <bje@au.ibm.com>
8778 * varasm.c (initializer_constant_valid_p): Fix comment typo.
8780 2007-09-05 Ben Elliston <bje@au.ibm.com>
8782 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
8784 (__stdcx): Make asm volatile.
8785 (__stwcx, __stdcx): Return only 0 or 1.
8787 2007-09-05 Jan Hubicka <jh@suse.cz>
8791 2007-09-04 Jan Hubicka <jh@suse.cz>
8792 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
8794 2007-09-04 Richard Guenther <rguenther@suse.de>
8795 * tree-ssa-operands.c (add_virtual_operand): Only mark
8796 stores as has_volatile_ops if alias information is not available.
8798 2007-09-05 Jakub Jelinek <jakub@redhat.com>
8800 * config/rs6000/tramp.asm: Include config.h.
8801 Check __PIC__ or __pic__ macro instead of SHARED.
8803 PR rtl-optimization/32300
8804 * see.c (see_copy_insn): New function.
8805 (see_def_extension_not_merged, see_merge_one_use_extension,
8806 see_merge_one_def_extension): Use it. Avoid changing
8807 PREV_INSN/NEXT_INSN chains directly, insted emit insns
8808 into sequences. Call df_insn_delete on temporary insns
8809 that won't be emitted into the insn stream.
8810 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
8811 and run df_process_deferred_rescans () before run_fast_dce.
8813 PR tree-optimization/33017
8814 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
8815 recurse for pure or const function calls.
8817 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8819 * c-format.c: Include alloc-pool.h.
8820 (check_format_info_main): New argument fwt_alloc. Use allocation
8821 pool instead of GC. Remove GC deallocation code.
8822 (check_format_arg): Create allocation pool, pass it to
8823 check_format_info_main and free it afterwards.
8824 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
8826 2007-09-05 Ben Elliston <bje@au.ibm.com>
8828 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
8829 Rename count macro arugment for clarity.
8830 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
8831 (__protected_stream_set): Likewise, pass 0.
8833 2007-09-04 Jan Hubicka <jh@suse.cz>
8835 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
8837 2007-09-04 Jan Hubicka <jh@suse.cz>
8839 * invoke.texi (-finline-small-functions): Document.
8840 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
8841 when deciding what is inlinable.
8842 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
8843 (cgraph_decide_inlining_of_small_function): Handle new flags.
8844 (cgraph_decide_inlining_incrementally): Likewise.
8845 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
8846 * common.opt (finline-small-functions): New.
8847 * Makefile.in (build/gengtype.o-warn): Work around PR29478
8849 2007-09-04 Richard Guenther <rguenther@suse.de>
8851 * tree-ssa-operands.c (add_virtual_operand): Only mark
8852 stores as has_volatile_ops if alias information is not available.
8854 2007-09-04 Andrew Haley <aph@redhat.com>
8856 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
8858 2007-09-04 Andrew Haley <aph@redhat.com>
8860 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
8861 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
8862 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
8864 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
8867 * common.opt: Mention ABI version 2 in comment.
8869 2007-09-04 Jan Hubicka <jh@suse.cz>
8871 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
8872 (libfunc_entry): New structure.
8873 (libfunc_hash): New hashtable.
8874 (hash_libfunc): New function.
8875 (eq_libfunc): New function.
8876 (convert_optab_libfunc): New function.
8877 (optab_libfunc): New function.
8878 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
8879 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
8880 expand_float, expand_fix, new_optab, new_convert_optab):
8881 Update for new libfunc API.
8882 (init_libfunc, init_integral_libfuncs,
8883 init_floating_libfuncs, init_interclass_conv_libfuncs
8884 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
8885 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
8886 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
8887 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
8888 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
8889 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
8890 gen_extend_conv_libfunc): New.
8891 (init_one_libfunc): Revamp for hashtables.
8892 (set_conv_libfunc): Likewise.
8893 (init_optabs): Initialize hashtable; use lazy initialization where
8895 * optabs.h (optab_handlers): Move out of GGC.
8896 (optab, convert_optab): Move out of GGC; add lazy gen info.
8897 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
8898 (optab_libfunc, convert_optab_libfunc): New.
8899 * builtins.c (expand_builtin_powi): Update for new API.
8900 * expr.c (convert_move): Likewise.
8901 * expmed.c (expand_divmod): Likewise.
8903 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
8905 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
8906 GOT pointer only if there is a constant pool. Use the allocated space
8909 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
8911 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
8914 2007-09-04 Revital Eres <eres@il.ibm.com>
8915 Richard Guenther <rguenther@suse.de>
8916 R. Clint Whaley <whaley@cs.utsa.edu>
8918 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
8920 * tree-tailcall.c (process_assignment): Use -fassociative-math
8921 when reodering operands of floating-point type.
8922 * fold-const.c (fold_comparison, fold_binary): Use
8923 -fassociative-math and -freciprocal-math instead of
8924 -funsafe-math-optimization flag.
8925 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
8926 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
8927 -freciprocal-math instead of -funsafe-math-optimizations.
8928 * opts.c (set_fast_math_flags): Set -freciprocal-math and
8929 -fassociative-math when -ffast-math is set.
8930 (set_unsafe_math_optimizations_flags): New Function
8931 to set -freciprocal-math and -fassociative-math when
8932 -funsafe-math-optimizations is set.
8933 (common_handle_option): Call it.
8934 * tree-vectorizer.c (vect_is_simple_reduction): Use
8935 -fassociative-math when doing reduction on floats.
8936 * loop-unroll.c (analyze_insn_to_expand_var): Use
8937 -fassociative-math when expanding an accumulator of type float.
8938 * simplify-rtx.c (simplify_binary_operation_1): Use
8939 -fassociative-math and -freciprocal-math when reordeing operands
8940 of floating-point type.
8941 * combine.c (combine_simplify_rtx): Likewise.
8942 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
8944 * common.opt (-fassociative-math, -freciprocal-math): New flags.
8946 2007-09-04 Paolo Carlini <pcarlini@suse.de>
8949 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
8951 2007-09-04 Jan Hubicka <jh@suse.cz>
8953 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
8955 2007-09-04 Jan Hubicka <jh@suse.cz>
8957 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
8958 and corresponding MATCH_DUP.
8960 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
8963 * combine.c (subst): Do not try to simplify X if it represents load
8964 of FP constant from the constant pool via float extension.
8966 2007-09-04 Ben Elliston <bje@au.ibm.com>
8968 * c-opts.c: Include "tm_p.h".
8969 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
8971 2007-09-04 Richard Guenther <rguenther@suse.de>
8973 PR tree-optimization/33291
8974 * tree-pretty-print.c (dump_generic_node): Dump all
8975 qualifiers for pointer types, not only first. Dump
8976 qualifiers for aggregate types as well.
8977 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
8978 use the canonical type for building ARRAY_REFs.
8979 * gimplify.c (canonicalize_addr_expr): Clean up. The
8980 correct validness check is compatibility of the pointer
8981 types. Always use the canonical type for building
8982 ARRAY_REFs and ADDR_EXPRs.
8983 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
8984 change that disabled propagation of ADDR_EXPRs into statements
8987 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8989 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
8990 (umulsi3_highpart): Make into expanders; existing insns are
8991 now named *[insn]_nov6. Add stars to existing [insn]_v6
8992 counterparts' names.
8994 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
8996 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
8997 (unprotoize.o): Remove SHLIB_MULTILIB.
8999 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
9001 * doc/extend.texi: Document progmem attribute for AVR.
9003 2007-09-03 Anatoly Sokolov <aesok@post.ru>
9006 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
9008 2007-09-03 Zack Weinberg <zack@codesourcery.com>
9010 * optabs.c (expand_ffs): Initialize val and defined_at_zero
9013 * optabs.c: Remove unnecessary forward declarations.
9014 (expand_unop_direct): New, broken out of expand_unop.
9015 (expand_doubleword_clz): New.
9016 (expand_ctz): Move above expand_ffs. Use
9017 start_sequence, end_sequence, add_equal_note, and
9018 expand_unop_direct. Add more commentary.
9019 (expand_ffs): Try both ctz optab and expand_ctz.
9020 Generate a test and branch if the hardware doesn't give us
9021 a useful value for input zero. Style improvements similar to
9024 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
9026 2007-09-03 Zack Weinberg <zack@codesourcery.com>
9028 * config.gcc: Delete stanza for arm-semi-aof and
9029 armel-semi-aof targets.
9030 * config/arm/arm-protos.h
9032 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
9033 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
9034 delete aof_pic_label and remove mention of AOF in comments.
9035 * config/arm/arm.md: Delete patterns used only for AOF assembly.
9037 * config/arm/semiaof.h
9038 * config/arm/t-semi: Delete file.
9040 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9042 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
9043 CONST_CAST_BB): New macros for type-specific casts.
9044 (CONST_CAST): Add a TYPE parameter and define it in terms of
9047 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
9048 * c-lex.c (cb_ident, lex_string): Likewise,
9049 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
9050 * config/i386/i386.c (ix86_function_regparm,
9051 ix86_function_sseregparm): Use CONST_CAST_TREE.
9052 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
9054 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
9055 give_switch, set_multilib_dir): Likewise,
9056 * gengtype-parse.c (string_seq, typedef_name): Likewise,
9057 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
9058 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
9059 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
9060 * prefix.c (update_path): Likewise,
9061 * pretty-print.c (pp_base_destroy_prefix): Likewise,
9062 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
9063 * tree-cfg.c (tree_can_merge_blocks_p,
9064 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
9065 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
9066 * tree.c (build_string): Supply a TYPE for CONST_CAST.
9067 (attribute_list_contained): Use CONST_CAST_TREE.
9069 2007-09-03 Krister Walfridsson <cato@df.lth.se>
9071 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
9073 2007-09-03 Richard Sandiford <richard@codesourcery.com>
9076 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
9077 before forcing them into a register.
9079 2007-09-03 Richard Sandiford <richard@codesourcery.com>
9081 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
9082 rather than define_code_macro.
9084 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9086 * gcc.c (xputenv): New function.
9087 (putenv_from_prefixes): Use xputenv instead of putenv.
9088 (process_command): Use xputenv instead of putenv.
9089 (set_collect_gcc_options): Use xputenv instead of putenv.
9090 (main): Use xputenv instead of putenv.
9092 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
9094 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
9095 availability of swap instruction.
9096 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
9098 2007-09-03 Revital Eres <eres@il.ibm.com>
9100 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
9103 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
9104 Ayal Zaks <zaks@il.ibm.com>
9105 Revital Eres <eres@il.ibm.com>
9107 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
9108 compute_split_row): New functions.
9109 (ps_unschedule_node): Remove.
9110 (normalize_sched_times): Iterate over the already scheduled
9111 insns instead of the number of nodes.
9112 (MAX_SPLIT_NUM): New definition.
9113 (sms_schedule_by_order): Change the scheduling heuristic to
9114 avoid useless increases of initiation interval ii.
9115 (get_sched_window): Add dump printouts.
9117 2007-09-02 David Daney <ddaney@avtrex.com>
9119 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
9120 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
9121 (optab, insn): Add more attributes.
9122 (fetchop_bit): New code macro.
9123 (immediate_insn): New code macro attribute.
9124 (sync): Change condition to ISA_HAS_SYNC.
9125 (rdhwr): Change predicate for operand 0 to register_operand.
9126 (memory_barrier): New expand.
9127 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
9128 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
9129 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
9130 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
9131 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
9132 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
9133 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
9134 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
9135 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
9137 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
9138 Hans-Peter Nilsson <hp@axis.com>
9140 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
9141 Defined to describe availability and behavior of CLZ.
9142 * config/cris/cris.md (clzsi2): Implement using lz instruction.
9143 * config/cris/cris.opt: Tweak comment for "-metrax4".
9144 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
9145 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
9146 (count_leading_zeros): Define.
9148 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9150 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
9152 2007-09-02 Joseph Myers <joseph@codesourcery.com>
9156 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
9159 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
9161 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
9162 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
9163 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
9164 sched-deps.c, sched-int.h, system.h, target.h,
9165 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
9166 tree.def: Fix comment typos.
9168 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
9170 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
9171 (override_options): Turn on -mstrict-align on non-ColdFire
9173 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
9175 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9177 * c-common.c (const_strip_array_types): Delete.
9178 * c-common.h (const_strip_array_types): Likewise.
9179 * emit-rtl.c (const_next_insn, const_previous_insn,
9180 const_next_nonnote_insn, const_prev_nonnote_insn,
9181 const_next_real_insn, const_prev_real_insn,
9182 const_next_active_insn, const_prev_active_insn, const_next_label,
9183 const_prev_label): Delete.
9184 * gimple-low.c (block_may_fallthru): Use expr_last.
9185 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
9186 * rtl.h (const_previous_insn, const_next_insn,
9187 const_prev_nonnote_insn, const_next_nonnote_insn,
9188 const_prev_real_insn, const_next_real_insn,
9189 const_prev_active_insn, const_next_active_insn, const_prev_label,
9190 const_next_label): Delete.
9191 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
9192 * system.h (CONST_CAST): Update comment.
9193 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
9194 (const_first_stmt, const_last_stmt): Delete.
9195 (tree_block_ends_with_condjump_p): Use last_stmt.
9196 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
9197 * tree-iterator.c (const_expr_first, const_expr_last,
9198 const_expr_only): Delete.
9199 * tree.c (const_lookup_attribute): Likewise.
9200 (attribute_list_contained): Use lookup_attribute.
9201 * tree.h (const_lookup_attribute, const_expr_first,
9202 const_expr_last, const_expr_only): Delete.
9204 2007-09-01 Richard Guenther <rguenther@suse.de>
9206 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
9207 instead of TREE_THIS_VOLATILE.
9208 * tree-ssa-operands.c (add_virtual_operand): Do not set
9209 has_volatile_ops. Do not check s_ann for NULL.
9210 (get_indirect_ref_operands): Likewise.
9211 (get_expr_operands): Likewise. For all reference trees
9212 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
9213 check base of reference for TREE_THIS_VOLATILE.
9215 2007-09-01 Richard Guenther <rguenther@suse.de>
9217 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
9218 between integral types. Also allow conversions between
9221 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9223 * optabs.c (prepare_float_lib_cmp): Use
9224 libgcc_cmp_return_mode instead of word_mode.
9225 * config/dfp-bit.h: Likewise.
9226 * config/fp-bit.h: Likewise.
9227 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
9229 (spu_libgcc_shift_count_mode): New function.
9230 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
9231 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
9233 2007-08-31 Joseph Myers <joseph@codesourcery.com>
9235 * tree-pretty-print.c: Include output.h.
9236 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
9237 HOST_WIDE_INT_PRINT_DEC.
9238 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
9240 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
9242 PR rtl-optimization/33224
9243 * loop-iv.c (latch_dominating_def): Check that the definition belongs
9244 to the analysed region.
9246 2007-08-31 Richard Guenther <rguenther@suse.de>
9248 * function.c (allocate_struct_function): Do not set
9249 current_function_returns_pointer.
9250 * function.h (struct var_refs_queue): Remove.
9251 (struct simple_obstack_stack): Likewise.
9252 (struct function): Remove fixup_var_refs_queue member.
9253 Remove returns_pointer flag.
9254 (current_function_returns_pointer): Remove define.
9256 2007-08-31 Nick Clifton <nickc@redhat.com>
9258 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
9259 secondary keys in order to obtain a stable sort.
9261 2007-08-31 Nick Clifton <nickc@redhat.com>
9264 * config/m32r/constraints.md: Add W constraint for integer zero.
9265 * config/m32r/m32r.md (get_pc): Use W and i constraints.
9266 Fix length calculation by using alternatives.
9268 2007-08-31 Richard Sandiford <richard@codesourcery.com>
9270 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
9271 split out from expand_binop.
9272 (avoid_expensive_constant): New function.
9273 (expand_binop_directly): Remove commutative_op argument and
9274 (expand_binop_directly): Remove commutative_op argument and
9275 call cummutative_optab_p instead. Do not change op0 or op1
9276 when swapping xop0 and xop1. Apply avoid_expensive_constant
9277 to each argument after potential swapping. Enforce the
9278 canonical order of commutative operands.
9279 (expand_binop): Use shift_optab_p and commutative_optab_p.
9280 Update the calls to expand_binop_directly. Only force constants
9281 into registers when widening an operation. Only swap operands
9282 once a direct expansion has been rejected.
9283 (expand_twoval_binop): Only force constants into registers when
9284 using a direct expansion.
9286 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
9288 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
9289 (sched_analyze_insn): Don't postprocess speculative dependencies when
9290 target has no scheduling.
9291 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
9292 'uninitialized' warning.
9294 2007-08-31 Richard Guenther <rguenther@suse.de>
9296 * tree.c (build_complex_type): Always set TYPE_NAME for
9299 2007-08-31 Olivier Hainque <hainque@adacore.com>
9301 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
9302 internal macro. Default alignment factor for csect directives, chosen
9303 to match what BIGGEST_ALIGNMENT allows.
9304 (DATA_SECTION_ASM_OP): Use it.
9305 * config/rs6000/rs6000.c
9306 (rs6000_xcoff_output_readonly_section_asm_op):
9307 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
9308 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
9310 2007-08-31 Olivier Hainque <hainque@adacore.com>
9312 * dbxout.c (dbxout_block): Move declaration within the first
9313 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
9314 block to include the definition, together with the associated
9317 2007-08-31 David Edelsohn <edelsohn@gnu.org>
9318 Revital Eres <eres@il.ibm.com>
9320 * doc/invoke.texi (-mpaired): Document flag.
9321 * config.gcc: Include paired.h in powerpc extra_headers and
9322 750cl.h in powerpc-*-linux*paired*.
9323 * config/rs6000/rs6000.opt (-mpaired): New flag.
9324 * config/rs6000/rs6000.c (paired_init_builtins,
9325 paired_expand_builtin, paired_expand_lv_builtin,
9326 paired_expand_stv_builtin, paired_expand_predicate_builtin):
9327 New functions to support the paired single builtin functions.
9328 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
9329 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
9331 (bdesc_paired_preds): New structure for paired predicate
9333 (rs6000_expand_builtin): Expand paired single builtins.
9334 (rs6000_init_builtins): Init paired single builtins.
9335 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
9336 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
9337 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
9338 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
9339 (rs6000_vector_mode_supported_p): Support paired vector mode.
9340 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
9341 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
9343 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
9344 (DATA_ALIGNMENT): Likewise.
9345 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
9346 (rs6000_builtins): Add PAIRED builtins.
9347 * config/rs6000/rs6000.md: Include paired.md.
9348 * config/rs6000/paired.h: New.
9349 * config/rs6000/paired.md: New.
9350 * config/rs6000/750cl.h: New.
9351 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
9353 2007-08-30 Ollie Wild <aaw@google.com>
9355 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
9356 * gcc.c (default_compilers): Add -fno-directives-only to
9357 @assembler-with-cpp.
9359 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
9363 * regclass.c (initial_fixed_regs): Revert previous change and make
9365 (initial_call_used_regs): Likewise.
9366 (initial_call_really_used_regs): Delete, reverting previous addition.
9367 (initial_reg_names): Likewise.
9368 (init_reg_sets): Revert previous change.
9369 (saved_fixed_regs): New.
9370 (saved_call_used_regs): New.
9371 (saved_call_really_used_regs): New.
9372 (saved_reg_names): New.
9373 (save_register_info): New.
9374 (restore_register_info): New.
9375 (init_reg_sets_1): Replace reset of register info with call to
9376 restore_register_info.
9377 * rtl.h (save_register_info): Declare.
9378 * toplev.c (backend_init): Call save_register_info.
9380 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9382 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
9383 from the original statement.
9385 2007-08-30 Chao-ying Fu <fu@mips.com>
9387 * c-lex.c (interpret_fixed): Declare.
9388 (interpret_float): Process _Fract and _Accum.
9389 (interpret_fixed): New function.
9390 * final.c (output_addr_const): Process CONST_FIXED.
9391 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
9392 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
9394 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
9396 (simplify_immed_subreg): Support CONST_FIXED.
9397 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
9398 (simplify_subreg): Support CONST_FIXED.
9400 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
9402 * config/rs6000/ppu_intrinsics.h: New file.
9403 * config.gcc (powerpc*-*-* <extra_headers>): Install
9406 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9408 * cfg.c (dump_flow_info): Change to also print entry and exit
9410 * print-rtl.c (print_rtl_single): Allow to print rtl with
9413 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9415 * df-core.h (df_dump_region): New function.
9416 * df.h (df_dump_region): New function.
9417 * loop-invariant.c (find_defs): Add call to df_dump_region.
9418 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
9421 2007-08-30 Jakub Jelinek <jakub@redhat.com>
9424 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
9425 true if any of the compare_section_name calls returned true,
9426 rather than if any returned false.
9428 2007-08-30 Richard Guenther <rguenther@suse.de>
9430 PR tree-optimization/33199
9431 * tree-ssa-structalias.c (handle_lhs_call): New function.
9432 (find_func_aliases): In non-IPA mode make sure that for
9433 calls that return a pointer we add a constraint for the
9434 result to point to anything.
9436 2007-08-30 Richard Guenther <rguenther@suse.de>
9438 * doc/invoke.texi (-mveclibabi): Document new target option.
9439 * config/i386/i386.opt (-mveclibabi): New target option.
9440 * config/i386/i386.c (ix86_veclib_handler): Handler for
9441 vectorization library support.
9442 (override_options): Handle the -mveclibabi option, initialize
9443 the vectorization library handler.
9444 (ix86_builtin_vectorized_function): As fallback call the
9445 vectorization library handler, if set.
9446 (ix86_veclibabi_acml): New static function for ACML ABI style
9447 vectorization support.
9449 2007-08-30 Jakub Jelinek <jakub@redhat.com>
9451 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
9452 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
9453 SImode and update m. Don't run gen_lowpart_common on arbitrary
9454 memory address, force it to register first.
9457 * dce.c (dce_process_block): Don't delete setters of
9458 artificially used registers.
9460 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9462 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
9463 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
9464 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
9466 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9468 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
9470 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
9471 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
9473 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9475 * system.h: Activate -Wcast-qual as warning-only.
9477 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
9480 * config/rs6000/rs6000.c (compare_section_name): New function.
9481 (rs6000_elf_in_small_data_p): Compare section prefixes instead
9484 2007-08-29 Olivier Hainque <hainque@adacore.com>
9486 * xcoffout.c: #include debug.h.
9487 * Makefile.in (xcoffout.o): Add debug.h dependency.
9489 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
9491 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
9492 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
9494 2007-08-29 Richard Guenther <rguenther@suse.de>
9496 * tree-pretty-print.c (dump_generic_node): Print
9497 label DECL_UID as D.%u.
9498 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
9500 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9502 * builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
9503 * builtins.def (BUILT_IN_REALLOC): New builtin.
9505 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
9508 * tree.c (build_type_attribute_qual_variant): Set canonical types
9509 on the final, unqualified attribute variant before building the
9512 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9514 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
9515 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
9517 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9520 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9521 * config/bfin/bfin.md (composev2hi): Put operands into vector
9524 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9526 * config/bfin/bfin.md (composev2hi): Put operands into vector
9529 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9531 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
9532 attribute when appropriate.
9533 (bfin_handle_l1_text_attribute): New.
9534 (bfin_handle_l1_data_attribute): New.
9535 (bfin_attribute_table): Add attributes: l1_text, l1_data,
9536 l1_data_A and l1_data_B.
9537 * doc/extend.texi (node Function Attributes): Document l1_text
9539 (Variable Attributes): Add Blackfin subsection. Document l1_data,
9540 l1_data_A and l1_data_B variable attributes.
9542 2007-08-28 Jie Zhang <jie.zhang@analog.com>
9544 * config/bfin/bfin.opt (minline-plt): Add.
9545 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
9546 call to global functions.
9547 * doc/invoke.texi (Option Summary): Mention -minline-plt.
9548 (Blackfin Options): Document -minline-plt.
9550 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
9552 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
9553 given a non-function.
9554 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
9556 2007-08-28 DJ Delorie <dj@redhat.com>
9558 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
9560 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9562 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
9564 2007-08-28 Richard Guenther <rguenther@suse.de>
9566 * tree.h (struct tree_function_decl): Increase size of
9567 function_code bitfield.
9569 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
9570 Kazu Hirata <kazu@codesourcery.com>
9572 * config/m68k/linux.h
9573 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
9574 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
9575 (m68k_return_in_memory): New.
9576 * config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
9579 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
9582 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
9583 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
9584 operand) when top VEC_SELECT extracts scalar element.
9585 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
9586 (*vec_extract_v4sf_mem): Ditto.
9588 2007-08-28 Jakub Jelinek <jakub@redhat.com>
9591 * passes.c (init_optimization_passes): Move pass_df_finish
9592 after pass_postreload sublist.
9594 PR rtl-optimization/33148
9595 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
9596 (neg (lt X 0)) if X has scalar int mode.
9599 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
9600 initializer, use build_vector_from_ctor if possible to create
9601 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
9602 even after this, return NULL.
9604 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
9606 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
9608 2007-08-28 Richard Guenther <rguenther@suse.de>
9610 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
9611 (struct tree_function_decl): Make function_code a bitfield.
9612 Add disregard_inline_limits flag.
9613 * cgraphunit.c (cgraph_process_new_functions): Check
9614 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
9615 (cgraph_preserve_function_body_p): Likewise.
9616 * ipa-inline.c (compute_inline_parameters): Likewise.
9617 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
9618 for GNU C extern inline functions.
9619 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
9620 * tree-inline.c (disregard_inline_limits_p): Remove.
9621 * tree-inline.h (disregard_inline_limits_p): Likewise.
9622 * c-common.c (handle_always_inline_attribute): Set
9623 DECL_DISREGARD_INLINE_LIMITS.
9624 * langhooks.c (add_builtin_function): Verify the function code
9625 fits in the bitfield.
9627 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
9628 Vladimir Yanovsky <yanov@il.ibm.com>
9629 Revital Eres <eres@il.ibm.com>
9630 Andrey Belevantsev <abel@ispras.ru>
9632 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
9634 * modulo-sched.c: Add documentation regarding do-loop.
9635 (doloop_register_get): Change number of arguments to support
9636 the new do-loop pattern and check whether COUNT_REG has no other
9637 occurences in the loop besides in the control part.
9638 (duplicate_insns_of_cycles): Do not duplicate the insn which
9639 changes count_reg as it is already adjusted.
9640 (generate_prolog_epilog): New argument to support the new
9641 do-loop pattern. Change the subtract instruction to use
9642 expand_simple_binop. Call duplicate_insns_of_cycles with new
9644 (sms_schedule): Call doloop_register_get and
9645 generate_prolog_epilog with new argument. Do not handle loops
9646 with single sets insns with subreg in their lhs.
9647 * loop-doloop.c (doloop_optimize): Support for another do-loop
9649 (doloop_condition_get): Gets an instruction instead of a pattern
9650 and change the return condition when the do-loop pattern is
9652 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
9653 deps when considering to not create edges.
9655 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
9657 * doc/extend.texi (gnu_inline funtion attribute): Document C++
9660 2007-08-27 Jason Merrill <jason@redhat.com>
9663 * gimplify.c (gimplify_modify_expr): Discard the assignment of
9664 zero-sized types after calling gimplify_modify_expr_rhs.
9666 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
9668 * regclass.c (init_reg_autoinc): Fix typo.
9670 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
9672 Fix PR tree-optimization/33173
9673 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
9675 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
9678 * config/i386/i386.h (VALID_DFP_MODE_P): New.
9679 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
9682 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
9683 David Ung <davidu@mips.com>
9684 Nigel Stephens <nigel@mips.com>
9686 Separate target-specific initialization from general
9687 back-end initialization.
9689 * toplev.c (init_alignments): New, split out from...
9690 (process_options): ...here.
9691 (backend_init_target): New, split out from...
9692 (backend_init): ...here.
9693 (lang_dependent_init_target): New, split out from...
9694 (lang_dependent_init): ...here.
9695 (target_reinit): New.
9696 * toplev.h (target_reinit): Declare.
9697 * expr.c (init_expr_target): Renamed from init_expr_once, since it
9698 now can be called more than once. Update comments.
9699 * expr.h (init_expr_target): Likewise.
9700 * alias.c (init_alias_target): Renamed from init_alias_once, since it
9701 now can be called more than once. Explicitly zero
9702 static_reg_base_value.
9703 * emit-rtl.c (init_emit_regs): New, split out from...
9704 (init_emit_once): Here.
9705 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
9706 non-const, so that changes from command-line arguments can overwrite
9707 values provided by the static initializers.
9708 (initial_call_really_used_regs): New, used similarly to the above.
9709 (initial_reg_names): Likewise.
9710 (last_mode_for_init_move_cost): Promoted function-local static to
9711 file-scope static to make it accessible outside init_move_cost.
9712 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
9713 Do not initialize inv_reg_alloc_order yet, either. Do initialize
9714 reg_names since it is needed for parsing command-line options.
9715 (init_move_cost): Use last_mode_for_init_move_cost instead of
9716 function-local static.
9717 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
9718 call_really_used_regs now. Reinitialize reg_names. Also
9719 initialize inv_reg_alloc_order. Zero reg_class_subunion and
9720 reg_class_superunion. Clear losing_caller_save_reg_set.
9721 Preserve global registers if called more than once. Reset
9722 move cost, may_move_in_cost, may_move_out_cost, and
9723 last_mode_for_init_move_cost.
9724 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
9725 can now be invoked more than once. Update comments.
9726 (init_regs): Update comments.
9727 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
9728 and initial_call_really_used_regs, instead of the non-initial
9729 variables. This allows us to save the command-line register settings
9730 after target reinitialization.
9731 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
9732 * rtl.h (init_emit_regs): Declare.
9733 (init_reg_modes_target, init_alias_target): Renamed as described
9735 * reload1.c (init_reload): Update comments.
9736 * optabs.c (init_optabs): Likewise.
9737 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
9739 2007-08-26 Chao-ying Fu <fu@mips.com>
9741 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
9744 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9746 * alias.c (memory_modified_1, memory_modified_in_insn_p):
9748 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
9750 * bb-reorder.c (copy_bb_p): Likewise.
9751 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
9752 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
9753 block_ends_with_condjump_p): Likewise.
9754 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
9755 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
9756 block_ends_with_condjump_p): Likewise.
9757 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
9758 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
9759 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
9760 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
9761 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
9762 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
9763 debug_true_const_tree instad of debug_true_tree.
9764 * debug.c (do_nothing_debug_hooks): Likewise.
9765 * debug.h (ignore_block, debug_true_const_tree): Constify.
9766 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
9767 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
9768 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
9769 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
9770 dbx_reg_number, is_based_loc, field_type,
9771 simple_type_align_in_bits, simple_decl_align_in_bits,
9772 simple_type_size_in_bits, field_byte_offset, insert_float,
9773 type_tag, member_declared_type, is_redundant_typedef,
9774 secname_for_decl, is_inlined_entry_point): Likewise.
9775 * emit-rtl.c (const_next_insn, const_previous_insn,
9776 const_next_nonnote_insn, const_prev_nonnote_insn,
9777 const_next_real_insn, const_prev_real_insn,
9778 const_next_active_insn, const_prev_active_insn, const_next_label,
9779 const_prev_label): Likewise.
9780 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
9782 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
9783 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
9784 sched_insn_is_legitimate_for_speculation_p): Likewise.
9785 * jump.c (reversed_comparison_code_parts,
9786 reversed_comparison_code, reversed_comparison, condjump_label):
9788 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
9789 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
9791 * rtl.h (const_previous_insn, const_next_insn,
9792 const_prev_nonnote_insn, const_next_nonnote_insn,
9793 const_prev_real_insn, const_next_real_insn,
9794 const_prev_active_insn, const_next_active_insn, const_prev_label,
9795 const_next_label, modified_between_p, modified_in_p,
9796 const_note_storeskeep_with_call_p, condjump_label,
9797 reversed_comparison, reversed_comparison_code,
9798 reversed_comparison_code_parts, memory_modified_in_insn_p,
9799 stack_regs_mentioned): Likewise.
9800 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
9801 keep_with_call_p): Likewise.
9802 * sched-deps.c (deps_may_trap_p, sched_get_condition,
9803 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
9804 sd_lists_size, sd_lists_empty_p): Likewise.
9805 * sched-int.h (sched_insns_conditions_mutex_p,
9806 haifa_classify_insn, no_real_insns_p,
9807 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
9808 sd_lists_size, sd_lists_empty_p): Likewise.
9809 * sdbout.c (sdb_debug_hooks): Likewise.
9810 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
9811 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
9812 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
9814 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
9815 tree_can_throw_internal): Likewise.
9816 * tree-flow-inline.h (phi_nodes): Likewise.
9817 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
9818 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
9819 * tree-gimple.c (const_get_call_expr_in): Likewise.
9820 * tree-gimple.h (const_get_call_expr_in): Likewise.
9821 * tree.c (const_lookup_attribute, attribute_list_equal,
9822 attribute_list_contained): Likewise.
9823 * tree.h (attribute_list_equal, attribute_list_contained,
9824 const_lookup_attribute): Likewise.
9825 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
9827 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
9829 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
9830 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
9832 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
9835 * config/alpha/constraints.md: Delete "svn:mime-type" property
9836 with svn propdel "svn:mime-type".
9838 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
9841 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
9842 non NOTE insn doesn't cross basic block.
9843 (noce_try_abs): Likewise.
9844 (noce_process_if_block): Likewise.
9846 2007-08-26 David Edelsohn <edelsohn@gnu.org>
9849 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
9850 operand without auto-inc-dec.
9851 * config/rs6000/rs6000.md (floatsidf2_internal): Use
9852 offsettable_mem_operand.
9853 (floatunssidf2_internal): Same.
9854 (fix_truncdfsi2_internal): Same.
9855 (floatsidf_ppc64): Same.
9856 (floatunssidf_ppc64): Same.
9857 (fix_trunctfsi2_internal): Same.
9859 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
9862 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
9863 pass defines needed for version.c.
9865 2007-08-25 Joseph Myers <joseph@codesourcery.com>
9867 * configure.ac (--debug-prefix-map check): Change assembler
9868 version presumed to have feature to 2.18.
9869 * configure: Regenerate.
9871 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9873 * c-common.c (vector_types_convertible_p,
9874 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
9875 self_promoting_args_p): Constify.
9876 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
9877 c_promoting_integer_type_p, self_promoting_args_p,
9878 anon_aggr_type_p, vector_types_convertible_p): Likewise.
9879 * c-decl.c (anon_aggr_type_p): Likewise.
9880 * * c-dump.c (dump_stmt): Likewise.
9881 * c-objc-common.c (has_c_linkage): Likewise.
9882 * c-tree.h (same_translation_unit_p): Likewise.
9883 * c-typeck.c (null_pointer_constant_p,
9884 tagged_types_tu_compatible_p, function_types_compatible_p,
9885 type_lists_compatible_p, lvalue_or_else, lvalue_p,
9886 comptypes_internal, struct tagged_tu_seen_cache,
9887 same_translation_unit_p, alloc_tagged_tu_seen_cache,
9888 c_size_in_bytes): Likewise.
9889 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
9890 hash_ptr, eq_ptr): Likewise.
9891 * langhooks-def.h (lhd_decl_ok_for_sibcall,
9892 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
9893 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
9894 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
9896 * optabs.c (optab_for_tree_code): Likewise.
9897 * optabs.h (optab_for_tree_code): Likewise.
9898 * rtl.h (simplify_rtx): Likewise.
9899 * simplify-rtx.c (simplify_rtx): Likewise.
9900 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
9901 dump_flag, dump_node): Likewise.
9902 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
9903 queue_and_dump_type, dump_flag): Likewise.
9904 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
9905 * tree-pass.h (dump_node): Likewise.
9906 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
9907 supportable_narrowing_operation): Likewise.
9908 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
9909 supportable_narrowing_operation): Likewise.
9910 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
9911 is_negative_overflow_infinity, is_positive_overflow_infinity,
9912 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
9913 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
9914 update_value_range, add_equivalence, ssa_name_nonnegative_p,
9915 ssa_name_nonzero_p, fp_predicate): Likewise.
9916 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
9917 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
9918 ssa_name_nonnegative_p): Likewise.
9920 2007-08-25 Hans Kester <hans.kester@ellips.nl>
9922 * config.gcc : Add x86_64-elf target.
9924 2007-08-25 Jakub Jelinek <jakub@redhat.com>
9926 * expr.c (store_expr): Fix order of store_by_pieces arguments.
9928 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
9929 Nigel Stephens <nigel@mips.com>
9933 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
9934 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
9935 * expr.c (SET_BY_PIECES_P): Define.
9936 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
9937 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
9938 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
9940 * expr.h (SET_RATIO): Define.
9941 (can_store_by_pieces, store_by_pieces): Update prototypes.
9942 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
9943 can_store_by_pieces/store_by_pieces.
9944 (expand_builtin_memcpy_args): Likewise.
9945 (expand_builtin_strncpy): Likewise.
9946 (expand_builtin_memset_args): Likewise. Also remove special case
9947 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
9948 decide what to do instead.
9949 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
9950 to can_store_by_pieces.
9952 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
9953 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
9955 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
9956 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
9957 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
9958 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
9959 (STORE_BY_PIECES_P): Define.
9961 2007-08-24 Tom Tromey <tromey@redhat.com>
9963 * varpool.c (varpool_last_needed_node): Fix comment typo.
9964 * c-decl.c (duplicate_decls): Fix comment typo.
9965 (clone_underlying_type): Update comment.
9967 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9969 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
9970 alpha_in_small_data_p, alpha_split_complex_arg,
9971 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9973 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
9974 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
9976 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
9977 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9978 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
9979 * config/darwin.c (darwin_binds_local_p): Likewise.
9980 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
9982 * config/i386/i386-protos.h (i386_pe_binds_local_p,
9983 i386_pe_valid_dllimport_attribute_p): Likewise.
9984 * config/i386/i386.c (ix86_function_regparm,
9985 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
9986 x86_can_output_mi_thunk, ix86_mangle_type,
9987 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
9988 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
9989 i386_pe_binds_local_p): Likewise.
9990 * config/ia64/ia64.c
9991 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
9992 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
9993 ia64_invalid_conversion, ia64_invalid_unary_op,
9994 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9996 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
9997 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
9998 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9999 * config/mips/mips.c (mips_use_blocks_for_constant_p,
10000 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
10001 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
10002 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
10003 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
10004 * config/pa/pa.c (pa_commutative_p): Likewise.
10005 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
10007 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
10008 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
10009 rs6000_use_blocks_for_constant_p,
10010 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
10011 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
10012 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
10013 * config/s390/s390.c (s390_mangle_type,
10014 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
10016 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
10017 th_in_small_data_p): Likewise.
10018 * config/sh/sh.c (sh_ms_bitfield_layout_p,
10019 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
10021 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
10022 sparc_mangle_type): Likewise.
10023 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
10024 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
10025 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
10027 * hooks.c (hook_bool_mode_const_rtx_false,
10028 hook_bool_mode_const_rtx_true,
10029 hook_bool_const_tree_hwi_hwi_const_tree_false,
10030 hook_bool_const_tree_hwi_hwi_const_tree_true,
10031 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
10032 hook_constcharptr_const_tree_null,
10033 hook_constcharptr_const_rtx_null,
10034 hook_constcharptr_const_tree_const_tree_null,
10035 hook_constcharptr_int_const_tree_null,
10036 hook_constcharptr_int_const_tree_const_tree_null): New.
10037 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
10038 hook_bool_tree_hwi_hwi_tree_false,
10039 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
10040 hook_int_tree_tree_1, hook_constcharptr_tree_null,
10041 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
10042 hook_constcharptr_int_tree_null,
10043 hook_constcharptr_int_tree_tree_null): Delete.
10044 (default_can_output_mi_thunk_no_vcall): Constify.
10045 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
10046 hook_bool_tree_hwi_hwi_tree_false,
10047 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
10048 hook_int_tree_tree_1, hook_constcharptr_tree_null,
10049 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
10050 hook_constcharptr_int_tree_null,
10051 hook_constcharptr_int_tree_tree_null): Delete.
10052 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
10053 hook_bool_const_tree_hwi_hwi_const_tree_false,
10054 hook_bool_const_tree_hwi_hwi_const_tree_true,
10055 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
10056 hook_constcharptr_const_tree_null,
10057 hook_constcharptr_const_rtx_null,
10058 hook_constcharptr_const_tree_const_tree_null,
10059 hook_constcharptr_int_const_tree_null,
10060 hook_constcharptr_int_const_tree_const_tree_null): New.
10061 (default_can_output_mi_thunk_no_vcall): Constify.
10062 * integrate.c (function_attribute_inlinable_p): Likewise.
10063 * integrate.h (function_attribute_inlinable_p): Likewise.
10064 * jump.c (rtx_renumbered_equal_p): Likewise.
10065 * output.h (decl_readonly_section, categorize_decl_for_section,
10066 default_use_anchors_for_symbol_p, default_binds_local_p,
10067 default_binds_local_p_1): Likewise.
10068 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
10070 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
10071 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
10072 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
10073 TARGET_COMP_TYPE_ATTRIBUTES,
10074 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
10075 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
10076 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
10077 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
10078 TARGET_DWARF_CALLING_CONVENTION): Likewise.
10079 * target.h (can_output_mi_thunk, needs_block_p,
10080 first_cycle_multipass_dfa_lookahead_guard_spec,
10081 vector_alignment_reachable, comp_type_attributes,
10082 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
10083 commutative_p, use_blocks_for_constant_p,
10084 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
10085 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
10086 invalid_within_doloop, valid_dllimport_attribute_p,
10087 split_complex_arg, invalid_arg_for_unprototyped_fn,
10088 invalid_conversion, invalid_unary_op, invalid_binary_op):
10090 * targhooks.c (default_invalid_within_doloop,
10091 hook_invalid_arg_for_unprototyped_fn,
10092 default_builtin_vector_alignment_reachable): Likewise.
10093 (hook_bool_rtx_commutative_p): Delete.
10094 (hook_bool_const_rtx_commutative_p): New.
10095 * targhooks.h (default_invalid_within_doloop,
10096 default_builtin_vector_alignment_reachable,
10097 hook_invalid_arg_for_unprototyped_fn): Constify.
10098 (hook_bool_rtx_commutative_p): Delete.
10099 (hook_bool_const_rtx_commutative_p): New.
10100 * varasm.c (bss_initializer_p, decl_default_tls_model,
10101 categorize_decl_for_section, decl_readonly_section,
10102 default_use_anchors_for_symbol_p, default_binds_local_p,
10103 default_binds_local_p_1): Constify.
10105 2007-08-24 Jie Zhang <jie.zhang@analog.com>
10107 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
10108 __NO_BUILTIN if -fno-builtin.
10110 2007-08-24 Jie Zhang <jie.zhang@analog.com>
10112 * config/bfin/bfin.c (print_operand): Report error instead of
10113 ICE for wrong operand.
10115 2007-08-24 Michael Matz <matz@suse.de>
10117 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
10119 2007-08-24 Richard Guenther <rguenther@suse.de>
10121 PR middle-end/33166
10122 * tree-ssa.c (useless_type_conversion_p): Split into a
10123 recursive and a non-recursive part.
10124 (useless_type_conversion_p_1): New function.
10125 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
10126 from maybe_fold_offset_to_reference is trivially convertible
10127 to the desired type before doing the simplification.
10129 2007-08-24 Jakub Jelinek <jakub@redhat.com>
10131 * expr.c (store_expr): Optimize initialization of an array
10133 * expr.h (builtin_strncpy_read_str): New prototype.
10134 * builtins.c (builtin_strncpy_read_str): Remove prototype.
10137 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
10139 PR middle-end/33157
10140 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
10141 field when initializing if_info structure.
10143 2007-08-24 Richard Guenther <rguenther@suse.de>
10145 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
10147 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
10148 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
10149 * tree-inline.c (inlinable_function_p): Fold in common parts of
10150 the cannot_inline_tree_fn langhook.
10151 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
10152 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
10153 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
10154 cannot_inline_tree_fn langhook.
10155 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
10156 cannot_inline_tree_fn member.
10158 2007-08-24 Richard Guenther <rguenther@suse.de>
10160 * expr.c (get_inner_reference): Do computation of bitoffset
10161 from offset in a way we can detect overflow reliably.
10163 2007-08-24 Jie Zhang <jie.zhang@analog.com>
10165 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
10167 2007-08-24 Jie Zhang <jie.zhang@analog.com>
10169 * config/bfin/bfin.opt (mfast-fp): Add.
10170 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
10171 libbffastfp override libgcc if -mfast-fp.
10172 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
10173 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
10174 (Blackfin Options): Document -mfast-fp.
10176 2007-08-24 Jakub Jelinek <jakub@redhat.com>
10178 PR tree-optimization/32573
10179 PR middle-end/32946
10180 * tree-data-ref.c (initialize_data_dependence_relation): Clear
10181 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
10182 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
10183 (build_classic_dist_vector): Return false rather than true if
10184 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
10185 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
10186 returned false. Don't call save_dist_v before calling
10187 build_classic_dist_vector_1.
10188 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
10189 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
10190 DDR_DIR_VECTS vectors.
10192 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
10194 * configure.ac (leb128): Modify sed statement to work with any
10195 binutils version string.
10196 * configure: Regenerate
10198 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10200 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
10201 Wrap in RTX_CODE macro guard.
10202 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
10203 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
10204 arm_mark_dllimport, arm_pe_encode_section_info,
10205 arm_pe_unique_section): Use ISO-C function declarations.
10206 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
10207 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
10208 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
10210 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
10211 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
10213 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
10215 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
10216 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
10217 (register_move_cost): Use ISO-C function declarations.
10218 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
10219 * config/score/score-protos.h (score_declare_object): Add
10220 ATTRIBUTE_PRINTF_4.
10221 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
10223 * final.c (profile_function): Avoid empty if-bodies.
10226 * calls.c (must_pass_in_stack_var_size,
10227 must_pass_in_stack_var_size_or_pad): Constify.
10228 * config/alpha/alpha-protos.h (function_value): Likewise.
10229 * config/alpha/alpha.c (alpha_return_in_memory,
10230 alpha_pass_by_reference, function_value,
10231 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
10232 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
10234 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
10235 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10236 TARGET_PROMOTE_PROTOTYPES): Likewise.
10237 * config/arm/arm-protos.h (arm_return_in_memory,
10238 arm_pad_arg_upward, arm_function_value): Likewise.
10239 * config/arm/arm.c (arm_pass_by_reference,
10240 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
10241 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10242 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
10244 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
10245 * config/avr/avr-protos.h (avr_function_value): Likewise.
10246 * config/avr/avr.c (avr_return_in_memory,
10247 gas_output_limited_string, gas_output_ascii, avr_function_value,
10248 avr_return_in_memory): Likewise.
10249 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
10250 * config/bfin/bfin.c (bfin_pass_by_reference,
10251 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
10252 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
10254 * config/cris/cris.c (cris_pass_by_reference,
10255 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
10256 * config/crx/crx.c (crx_return_in_memory): Likewise.
10257 * config/darwin.c (function_base, machopic_function_base_name):
10259 * config/fr30/fr30.c (fr30_must_pass_in_stack,
10260 TARGET_PROMOTE_PROTOTYPES): Likewise.
10261 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
10262 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
10263 * config/i386/i386-protos.h (ix86_return_in_memory,
10264 ix86_sol10_return_in_memory): Likewise.
10265 * config/i386/i386.c (ix86_function_value,
10266 ix86_function_sseregparm, ix86_must_pass_in_stack,
10267 type_natural_mode, classify_argument, examine_argument,
10268 construct_container, ix86_pass_by_reference, function_value_32,
10269 function_value_64, ix86_function_value_1, return_in_memory_32,
10270 return_in_memory_64, return_in_memory_ms_64,
10271 ix86_return_in_memory, ix86_sol10_return_in_memory,
10272 TARGET_PROMOTE_PROTOTYPES): Likewise.
10273 * config/ia64/ia64-protos.h (ia64_function_value,
10274 ia64_hpux_function_arg_padding): Likewise.
10275 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
10276 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
10277 ia64_hpux_function_arg_padding): Likewise.
10278 * config/iq2000/iq2000-protos.h (function_arg,
10279 iq2000_function_value): Likewise.
10280 * config/iq2000/iq2000.c (iq2000_return_in_memory,
10281 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
10282 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
10283 function_arg, iq2000_function_value): Likewise.
10284 * config/m32c/m32c-protos.h (m32c_function_value,
10285 m32c_promote_function_return): Likewise.
10286 * config/m32c/m32c.c (m32c_pass_by_reference,
10287 m32c_promote_prototypes, m32c_promote_function_return,
10288 m32c_function_value): Likewise.
10289 * config/m32r/m32r.c (m32r_return_in_memory,
10290 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
10291 m32r_in_small_data_p): Likewise.
10292 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
10294 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
10295 m68hc11_function_arg_padding): Likewise.
10296 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
10297 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
10298 m68k_function_value): Likewise.
10299 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
10300 mcore_function_value): Likewise.
10301 * config/mcore/mcore.c (handle_structs_in_regs,
10302 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
10303 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
10304 mcore_num_arg_regs, mcore_function_value): Likewise.
10305 * config/mips/mips-protos.h (mips_pad_arg_upward,
10306 mips_function_value): Likewise.
10307 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
10308 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
10309 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10310 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
10311 mips_function_value): Likewise.
10312 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
10314 * config/mmix/mmix.c (mmix_pass_by_reference,
10315 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
10316 mmix_encode_section_info): Likewise.
10317 * config/mn10300/mn10300-protos.h (mn10300_function_value):
10319 * config/mn10300/mn10300.c (mn10300_return_in_memory,
10320 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
10321 mn10300_function_value): Likewise.
10322 * config/mt/mt-protos.h (mt_function_value): Likewise.
10323 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
10324 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
10325 * config/pa/pa-protos.h (function_arg_padding, function_value,
10326 pa_return_in_memory): Likewise.
10327 * config/pa/pa.c (pa_pass_by_reference,
10328 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
10329 function_arg_padding, function_value, pa_return_in_memory):
10331 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
10332 * config/rs6000/rs6000-protos.h (rs6000_function_value,
10333 function_arg_padding): Likewise.
10334 * config/rs6000/rs6000.c (rs6000_return_in_memory,
10335 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
10336 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
10337 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10338 function_arg_padding, altivec_expand_dst_builtin,
10339 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
10340 altivec_init_builtins, rs6000_common_init_builtins,
10341 rs6000_function_value): Likewise.
10342 * s390/s390-protos.h (s390_function_value): Likewise.
10343 * config/s390/s390.c (s390_function_arg_size,
10344 s390_pass_by_reference, s390_return_in_memory,
10345 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
10346 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
10347 * config/score/score-protos.h (score_function_value): Likewise.
10348 * config/score/score.c (score_arg_partial_bytes,
10349 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10350 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
10351 score_pass_by_reference, score_add_offset, score_function_value):
10353 * config/sh/sh-protos.h (sh_attr_renesas_p,
10354 sh_promote_prototypes): Likewise.
10355 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
10356 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
10357 sh_attr_renesas_p): Likewise.
10358 * config/sparc/sparc-protos.h (function_value,
10359 function_arg_padding): Likewise.
10360 * config/sparc/sparc.c (sparc_promote_prototypes,
10361 sparc_return_in_memory, sparc_pass_by_reference,
10362 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10363 function_arg_record_value_2, function_arg_record_value_1,
10364 function_arg_record_value, function_arg_record_value,
10365 function_arg_padding, function_value): Likewise.
10366 * config/spu/spu-protos.h (spu_function_value): Likewise.
10367 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
10368 spu_function_value): Likewise.
10369 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
10371 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
10372 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
10373 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
10375 * config/v850/v850.c (v850_return_in_memory,
10376 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
10377 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
10378 * config/xtensa/xtensa.c (xtensa_return_in_msb,
10379 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
10380 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
10382 * explow.c (promote_mode, hard_function_value): Likewise.
10383 * expr.h (hard_function_value, promote_mode): Likewise.
10384 * function.c (aggregate_value_p): Likewise.
10385 * hooks.c (hook_bool_const_tree_true): New.
10386 * hooks.h (hook_bool_const_tree_true): New.
10387 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
10388 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
10389 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
10390 TARGET_RETURN_IN_MSB): Likewise.
10391 * target.h (promote_function_args, promote_function_return,
10392 promote_prototypes, return_in_memory, return_in_msb,
10393 pass_by_reference, must_pass_in_stack, callee_copies,
10394 function_value): Likewise.
10395 * targhooks.c (default_return_in_memory,
10396 hook_pass_by_reference_must_pass_in_stack,
10397 hook_callee_copies_named,
10398 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
10399 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
10400 default_function_value): Likewise.
10401 * targhooks.h (default_return_in_memory,
10402 hook_pass_by_reference_must_pass_in_stack,
10403 hook_callee_copies_named,
10404 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
10405 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
10406 default_function_value): Likewise.
10407 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
10408 (equiv_class_label_hash, equiv_class_label_eq): Constify.
10409 * tree-vectorizer.c (bb_in_loop_p): Likewise.
10410 * tree.c (needs_to_live_in_memory): Likewise.
10411 * tree.h (struct tree_type, needs_to_live_in_memory,
10412 aggregate_value_p, must_pass_in_stack_var_size,
10413 must_pass_in_stack_var_size_or_pad): Likewise.
10414 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
10415 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
10416 lookup_filename): Likewise.
10418 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
10421 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
10422 fake fcomi i387 instruction for !TARGET_CMOVE.
10423 (ix86_expand_branch): Expand natural sequence with one jump for
10424 all targets, not only TARGET_CMOVE.
10425 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
10426 pattern to implement fake fcomi sequence. Split instruction after
10427 reload to correct compare sequences.
10428 (*cmpfp_xf_cc): Ditto.
10429 (*cmpfp_<mode>_cc): Ditto.
10430 (*cmpfp_u_cc): Ditto.
10431 (*cmpfp_<mode>_cc): Ditto.
10433 2007-08-23 Richard Guenther <rguenther@suse.de>
10435 * tree-pretty-print.c (dump_generic_node): Annotate
10436 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
10438 2007-08-23 Richard Guenther <rguenther@suse.de>
10440 * builtins.c (expand_builtin_mathfn): Wrap argument in
10441 save_expr directly instead of re-building the call.
10442 (expand_builtin_mathfn_2): Likewise.
10443 (expand_builtin_mathfn_3): Likewise.
10444 (expand_builtin_interclass_mathfn): Likewise.
10445 (expand_builtin_int_roundingfn): Set arg.
10446 (expand_builtin_int_roundingfn_2): Likewise.
10448 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
10450 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
10451 *sse_nand<mode>3, *sse_xor<mode>3): New.
10453 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
10455 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
10456 * config/i386/i386.c (print_operand): Handle ';' code. Output
10457 semicolon for TARGET_MACHO.
10458 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
10459 emit semicolon after 'lock' prefix.
10460 (sync_double_compare_and_swap<mode>): Ditto.
10461 (*sync_double_compare_and_swapdi_pic): Ditto.
10462 (*sync_compare_and_swap_cc<mode>): Ditto.
10463 (sync_double_compare_and_swap_cc<mode>): Ditto.
10464 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
10465 (sync_old_add<mode>): Ditto.
10466 (sync_add<mode>): Ditto.
10467 (sync_sub<mode>): Ditto.
10468 (sync_ior<mode>): Ditto.
10469 (sync_and<mode>): Ditto.
10470 (sync_xor<mode>): Ditto.
10472 2007-08-22 Chao-ying Fu <fu@mips.com>
10474 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
10476 (copy_rtx): Handle CONST_FIXED.
10477 (rtx_equal_p): Likewise.
10478 * rtl.h (fixed_value.h): New include.
10479 (rtx_def): Add a new field of fixed_value to u.
10480 (XCNMPFV): Define for accessing fixed_value.
10481 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
10483 * rtl.def (CONST_FIXED): New constant.
10484 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
10485 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
10486 US_ASHIFT): New codes.
10487 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
10488 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
10489 unsigned_fract_convert, unsigned_sat_fract): Document them.
10490 * varasm.c (assemble_integer): Extend to support fixed-point constants
10491 by using different machine classes.
10492 (decode_addr_const): Handle FIXED_CST.
10493 (const_hash_1): Likewise.
10494 (compare_constant): Likewise.
10495 (copy_constant): Likewise.
10496 (const_rtx_hash_1): Handle CONST_FIXED.
10497 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
10498 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
10499 MODE_VECTOR_UACCUM.
10500 (initializer_constant_valid_p): Handle FIXED_CST.
10501 (output_constant): Support FIXED_POINT_TYPE.
10502 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
10503 * cse.c (hash_rtx): Support CONST_FIXED.
10504 (exp_equiv_p): Likewise.
10505 (cannon_reg): Likewise.
10506 (fold_rtx): Likewise.
10507 (equiv_constant): Likewise.
10508 (cse_process_notes_1): Likewise.
10509 (count_reg_usage): Likewise.
10510 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
10511 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
10512 (wrap_constant): Check CONST_FIXED.
10513 (cselib_hash_rtx): Support CONST_FIXED.
10514 (cselib_subst_to_values): Likewise.
10515 * df-scan.c (df_uses_record): Likewise.
10516 * gcse.c (want_to_gcse_p): Likewise.
10517 (oprs_unchanged_p): Likewise.
10518 (oprs_not_set_p): Likewise.
10519 (compute_transp): Likewise.
10520 (extract_mentioned_regs_helper): Likewise.
10521 * genemit.c (gen_exp): Likewise.
10522 * local-alloc.c (equiv_init_varies_p): Likewise.
10523 (contains_replace_regs): Likewise.
10524 (memref_referenced_p): Likewise.
10525 * loop-invariant.c (check_maybe_invariant): Likewise.
10526 (hash_invariant_expr_1): Likewise.
10527 (invariant_expr_equal_p): Likewise.
10528 * postreload-gcse.c (oprs_unchanged_p): Likewise.
10529 * regclass.c (reg_scan_mark_refs): Likewise.
10530 * regrename.c (scan_rtx): Likewise.
10531 * resource.c (mark_referenced_resources): Likewise.
10532 (mark_set_resources): Likewise.
10533 * rtlanal.c (rtx_unstable_p): Likewise.
10534 (rtx_varies_p): Likewise.
10535 (count_occurrences): Likewise.
10536 (reg_mentioned_p): Likewise.
10537 (modified_between_p): Likewise.
10538 (modified_in_p): Likewise.
10539 (volatile_insn_p): Likewise.
10540 (volatile_refs_p): Likewise.
10541 (side_effects_p): Likewise.
10542 (may_trap_p_1): Likewise.
10543 (inequality_comparisons_p): Likewise.
10544 (computed_jump_p_1): Likewise.
10545 (commutative_operand_precedence): Likewise.
10546 * sched-deps.c (sched_analyze_2): Likewise.
10547 * sched-vis.c (print_value): Likewise.
10548 * reload.c (operands_match_p): Likewise.
10549 (subst_reg_equivs): Likewise.
10550 * reload1.c (eliminate_regs_1): Likewise.
10551 (elimination_effects): Likewise.
10552 (scan_paradoxical_subregs): Likewise.
10553 * alias.c (rtx_equal_for_memref_p): Likewise.
10554 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
10555 * emit-rtl.c (const_fixed_htab): New hash table.
10556 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
10558 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
10559 const_fixed_from_fixed_value): New functions.
10560 (verify_rtx_sharing): Handle CONST_FIXED.
10561 (copy_rtx_if_shared_1): Likewise.
10562 (reset_used_flags): Likewise.
10563 (set_used_flags): Likewise.
10564 (copy_insn_1): Likewise.
10565 (init_emit_once): Create const_fixed_htab.
10566 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
10568 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
10570 PR tree-optimization/32949
10571 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
10572 before failing for ivs with non-constant step.
10574 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
10576 * doc/md.texi (Iterators): Renamed from Macros. All contents
10577 changed to reflect rename of respectively define_code_macro and
10578 define_mode_macro to define_code_iterator and define_mode_iterator.
10579 (Mode Iterators, Code Iterators): Similar.
10580 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
10581 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
10582 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
10583 (initialize_iterators, find_iterator, check_code_iterator)
10584 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
10585 (read_mapping, read_rtx_1): Similar.
10586 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
10587 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
10588 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
10589 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
10590 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
10591 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
10592 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
10593 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
10594 config/rs6000/sync.md, config/rs6000/rs6000.md,
10595 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
10596 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
10597 config/vax/vax.md, config/bfin/bfin.md: Similar.
10599 2007-08-22 David Daney <ddaney@avtrex.com>
10601 * doc/install.texi (Testing): Mention testing on a simulator.
10603 2007-08-22 Janis Johnson <janis187@us.ibm.com>
10605 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
10607 * doc/libgcc.texi (Decimal float library routines): Fix formatting
10608 and rearrange floating point conversion functions into different
10611 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10613 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
10614 dfa_post_advance_cycle): New scheduler hooks.
10615 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
10616 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
10618 (TARGET_SCHED): Use them.
10619 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
10620 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
10621 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
10623 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
10624 function to facilitate debugging.
10625 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
10626 (output_insn_has_dfa_reservation_p): New static function to output
10627 insn_has_dfa_reservation_p ().
10628 (write_automata): Use it.
10629 * genattr.c (main): Output declaration for
10630 insn_has_dfa_reservation_p ().
10632 2007-08-22 Christian Bruel <christian.bruel@st.com>
10633 Richard Guenther <rguenther@suse.de>
10635 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
10636 * simplify_rtx (simplify_binary_operation_1): Likewise.
10638 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
10640 PR rtl-optimization/32557
10641 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
10642 of REGNO (mws->mw_reg).
10644 2007-08-22 Richard Guenther <rguenther@suse.de>
10646 PR middle-end/33007
10647 * builtins.c (expand_builtin_int_roundingfn): Replace call
10648 argument wrapped with SAVE_EXPR directly.
10649 (expand_builtin_int_roundingfn_2): Likewise.
10651 2007-08-22 Richard Guenther <rguenther@suse.de>
10653 * tree-inline.c (inlinable_function_p): Restore disregarding
10654 inline limits for GNU extern inline functions.
10656 2007-08-22 Richard Guenther <rguenther@suse.de>
10658 PR middle-end/32563
10659 * tree.c (host_integerp): Treat sizetype as signed as it is
10662 2007-08-21 Ian Lance Taylor <iant@google.com>
10664 PR tree-optimization/33134
10665 * tree-vrp.c (adjust_range_with_scev): Call
10666 set_value_range_to_value.
10668 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
10670 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
10673 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
10675 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
10678 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
10680 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
10681 cases to set eight bytes at a time.
10682 (expand_block_move): Likewise.
10684 2007-08-21 Jakub Jelinek <jakub@redhat.com>
10687 * dwarf2out.c (gen_decl_die): Don't call
10688 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
10690 2007-08-21 Paul Brook <paul@codesourcery.com>
10691 Nathan Sidwell <nathan@codesourcery.com>
10692 Mark Mitchell <mark@codesourcery.com>
10693 Joseph Myers <joseph@codesourcery.com>
10695 * configure.ac: Add --with-pkgversion and --with-bugurl.
10696 * configure: Regenerate.
10697 * doc/install.texi: Document them.
10698 * version.c (version_string): Remove VERSUFFIX.
10699 (VERSUFFIX): Remove.
10700 (pkgversion_string): New.
10701 (bug_report_url): Do not hard-code initializer.
10702 * version.h (pkgversion_string): Declare.
10703 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
10705 (version.o): Define PKGVERSION and BUGURL.
10706 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
10707 (%.pod): Define BUGURL.
10708 * gcc.c (process_command, main): Use pkgversion_string.
10709 * toplev.c (compile_file, print_version): Likewise.
10710 * protoize.c (main): Likewise.
10711 * gcov.c (print_version): Likewise. Update copyright date.
10712 * gcov-dump.c (print_version): Likewise. Update copyright date.
10713 * mips-tdump.c (main): Likewise. Update copyright date.
10714 * mips-tfile.c (main): Likewise. Update copyright date.
10715 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
10716 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
10717 shorten description.
10718 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
10719 * doc/gccint.texi: Likewise.
10720 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
10721 Update copyright date.
10723 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
10725 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
10726 (ix86_expand_strlensi_unroll_1): Ditto.
10727 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
10728 (ix86_expand_carry_flag_compare): Update comment.
10730 2007-08-21 Jakub Jelinek <jakub@redhat.com>
10732 PR middle-end/32912
10733 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
10734 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
10736 2007-08-21 Richard Guenther <rguenther@suse.de>
10738 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
10740 2007-08-21 Richard Guenther <rguenther@suse.de>
10742 PR middle-end/33122
10743 * fold-const.c (fold_binary): Remove index +p PTR folding.
10744 Fix types of POINTER_PLUS_EXPR generated by folding of
10747 2007-08-20 Chao-ying Fu <fu@mips.com>
10749 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
10750 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
10751 RID_ONEWAY, so that it can be checked in declspecs_add_type.
10752 (c_common_fixed_point_type_for_size): Declare.
10753 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
10754 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
10755 (c_token_starts_declspecs): Likewise.
10756 (c_parser_declspecs): Likewise.
10757 (c_parser_attributes): Likewise.
10758 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
10759 (c_declspecs): Add saturating_p.
10760 * c-decl.c (build_null_declspecs): Initialize saturating_p.
10761 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
10762 _Sat. Handle RID_SAT.
10763 Avoid using void, bool, char, int, float, double, _Decimal32,
10764 _Decimal64, _Decimal128, and complex with _Sat.
10765 Handle RID_FRACT and RID_ACCUM.
10766 Make sure _Sat is used with _Fract or _Accum.
10767 (finish_declspecs): Handle cts_fract and cts_accum.
10768 * c-common.c (fixed-value.h): New include.
10769 (constant_expression_warning): Handle FIXED_CST.
10770 (overflow_warning): Likewise.
10771 (warnings_for_convert_and_check): Likewise.
10772 (c_common_fixed_point_type_for_size): New.
10773 (c_common_type_for_mode): Handle fixed-point modes to
10774 return various saturating/non-saturating, signed/unsigned types.
10775 (c_common_signed_or_unsigned_type): Support fixed-point types.
10776 (shorten_compare): Check fixed-point zero.
10777 Handle FIXED_POINT_TYPE.
10778 (c_common_truthvalue_conversion): Handle FIXED_CST.
10779 Handle FIXED_POINT_TYPE.
10780 (c_common_nodes_and_builtins): Record builtin types for fixed-point
10782 (handle_mode_attribute): Handle fixed-point modes. Need to check
10783 if the signness of base type and fixed-point modes are consistent.
10784 (handle_vector_size_attribute): Handle fixed-point modes.
10785 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
10786 (warn_for_div_by_zero): Check fixed-point zero.
10787 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
10788 a common fixed-point type based on fbit, ibit, sign, and saturation.
10789 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
10790 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
10791 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
10792 (convert_for_assignment): Support FIXED_POINT_TYPE.
10793 (digest_init): Handle FIXED_POINT_TYPE.
10794 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
10795 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
10796 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
10797 GE_EXPR, LT_EXPR, GT_EXPR.
10798 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
10799 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
10800 * target.h (gcc_target): Add fixed_point_supported_p.
10801 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
10802 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
10803 (default_fixed_point_supported_p): Define.
10804 * targhooks.h (default_fixed_point_supported_p): Declare.
10805 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
10806 * doc/install.texi (Configuration): Add --enable-fixed-point.
10807 * configure.ac (--enable-fixed-point): New to enable fixed-point
10808 arithmetic extension to C. For mips targets, we enable it by default.
10809 * configure, config.in: Regenerate.
10811 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
10813 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
10815 2007-08-20 David Edelsohn <edelsohn@gnu.org>
10817 * dwarf2out.c (text_section_used): Move declaration outside ifdef
10818 DWARF2_DEBUGGING_INFO.
10819 (cold_text_section_used): Same.
10820 (cold_text_section): Same.
10822 2007-08-20 Richard Guenther <rguenther@suse.de>
10824 * c-typeck.c (convert_for_assignment): Use the type of
10825 the member for the initialization.
10827 2007-08-20 Richard Guenther <rguenther@suse.de>
10829 * c-objc-common.c (c_disregard_inline_limits): Remove.
10830 * c-objc-common.h (c_disregard_inline_limits): Likewise.
10831 * cgraphunit.c (cgraph_process_new_functions): Call
10832 disregard_inline_limits_p.
10833 (cgraph_preserve_function_body_p): Likewise.
10834 * ipa-inline.c (compute_inline_parameters): Likewise.
10835 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
10837 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
10838 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
10839 disregard_inline_limits langhook.
10840 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
10842 * langhooks.h (lang_hooks_for_tree_inlining): Remove
10843 disregard_inline_limits langhook.
10844 * tree-inline.c (disregard_inline_limits_p): New function.
10845 * tree-inline.h (disregard_inline_limits_p): Declare.
10847 2007-08-20 Richard Guenther <rguenther@suse.de>
10849 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
10850 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
10851 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
10852 auto_var_in_fn_p langhook.
10853 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
10855 * tree.c (auto_var_in_fn_p): ... here.
10856 (find_var_from_fn): Call auto_var_in_fn_p directly.
10857 * langhooks.h (lang_hooks_for_tree_inlining): Remove
10858 auto_var_in_fn_p langhook.
10859 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
10860 (copy_body_r): Likewise.
10861 (self_inlining_addr_expr): Likewise.
10862 * tree.h (auto_var_in_fn_p): Declare.
10864 2007-08-20 Richard Guenther <rguenther@suse.de>
10866 * tree.c (WALK_SUBTREE): Call walk_tree_1.
10867 (walk_type_fields): Take lh parameter.
10868 (walk_tree): Rename to ...
10869 (walk_tree_1): ... this. Do not call the walk_subtrees
10870 langhook but the now passed callback. Pass lh on recursion.
10871 (walk_tree_without_duplicates): Rename to ...
10872 (walk_tree_without_duplicates_1): ... this. Take lh parameter
10873 and call walk_tree_1.
10874 * tree.h (walk_tree_lh): New typedef.
10875 (walk_tree_1): Declare.
10876 (walk_tree_without_duplicates_1): Likewise.
10877 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
10878 (walk_tree_without_duplicates): New define to
10879 walk_tree_without_duplicates_1 with NULL lh parameter.
10880 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
10881 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
10883 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
10884 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
10885 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
10888 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10890 PR middle-end/30564
10891 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
10892 code in front of the compacting of basic blocks.
10893 Move the folding of statements inbetween the cgraph checking
10894 and compacting of basic blocks.
10896 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10897 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10900 * config/alpha/alpha.c (va_list_skip_additions): Check for
10901 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
10902 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
10903 PLUS_EXPR when checking ap.__base.
10904 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
10905 when doing addition on pointer types. Use size_int instead of
10907 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
10908 ptr_type in the second operand.
10910 2007-08-19 Andrew Pinski <pinskia@gmail.com>
10913 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
10915 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10917 PR middle-end/32940
10918 * cfgexpand.c (expand_one_register_var): Mark pointer
10919 DECL_ARTIFICIAL as REG_POINTER also.
10920 * stmt.c (expand_decl): Likewise.
10922 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
10929 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
10930 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
10931 on_worklist argument and avoid adding things to worklist multiple
10933 (add_to_worklist): Ditto.
10934 (mark_aliases_call_clobbered): Mark entire structure clobbered if
10935 single SFT is clobbered.
10936 (set_initial_properties): Ditto.
10937 (compute_call_clobbered): Update for changes to function
10939 (create_overlap_variables_for): Always create SFT for offset 0.
10940 (create_structure_vars): Handle PHI's, since we are in SSA form at
10942 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
10943 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
10945 (add_vars_for_offset): Figure out aliases from access + points-to.
10946 (add_virtual_operand): Use add_vars-for_offset.
10947 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
10948 (add_call_clobber_ops): Remove makes_clobbering_call set.
10949 (get_expr_operands): Always pass through the INDIRECT_REF
10951 * tree-ssa-structalias.c (struct constraint_graph): Remove
10953 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
10954 address_taken, pt_used, number_incoming.
10955 (FIRST_ADDR_NODE): Removed.
10956 (merge_graph_nodes): Remove broken code for the moment.
10957 (init_graph): New function.
10958 (build_pred_graph): Remove code to init_graph.
10959 Add location equivalence support.
10960 (struct scc_info): Rename roots to deleted.
10961 (scc_visit): Ditto.
10962 (init_scc_info): Ditto
10963 (init_topo_info): Use graph->size.
10964 (compute_topo_order): Ditto.
10965 (do_da_constraint): Removed.
10966 (do_sd_constraint): Remove calls to find().
10967 set_union_with_increment should always get 0 as last arg here.
10968 (do_complex_constraint): Replace do_da_constraint with assert.
10970 (struct equiv_class_label): New.
10971 (pointer_equiv_class_table): Ditto.
10972 (location_equiv_class_table): Ditto.
10973 (equiv_class_label_hash): Ditto.
10974 (equiv_class_label_eq): Ditto
10975 (equiv_class_lookup): Ditto.
10976 (equiv_class_ladd): Ditto.
10977 (pointer_equiv_class): Ditto.
10978 (location_equiv_class): Ditto.
10979 (condense_visit): Rename and rewrite from label_visit to do only
10980 SCC related stuff for HU.
10981 (label_visit): Do HU work for HU.
10982 (perform_var_substitution): Update to do HU and location
10984 (free_var_substitution_info): Update to free HU and location
10985 equivalence structures. */
10986 (find_equivalent_node): Update for pointer but not location
10988 (unite_pointer_equivalences): New function.
10989 (move_complex_constraints): Rewrite to only do moving.
10990 (rewrite_constraints): Split out of move_complex_constraints.
10991 (solve_graph): Use graph->size.
10992 (process_constraint_1): Add from_call argument, use it.
10993 Split *a = &b into two constraints.
10994 (process_constraint): Use new process_constraint_1.
10995 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
10996 (get_constraint_for): Handle non-pointer integers properly.
10997 Remove code that used to handle structures.
10998 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
10999 with unknown addends.
11000 (handle_rhs_call): New function.
11001 (find_func_aliases): Use handle_rhs_call.
11002 (set_uids_in_ptset): Add an assert.
11003 (set_used_smts): Fix bug in not considering unified vars.
11004 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
11005 (compute_points_to_sets): Update for other function changes.
11006 (delete_points_to_sets): Ditto.
11007 (ipa_pta_execute): Ditto.
11008 (pass_ipa_pta): We need to update SSA after ipa_pta.
11010 2007-08-19 Jan Hubicka <jh@suse.cz>
11012 * config/i386/i386.md: Replace "rim" and "mri" constraints by "g".
11014 2007-08-19 Joseph Myers <joseph@codesourcery.com>
11016 * dwarf2out.c (text_section_used, cold_text_section_used,
11017 cold_text_section, dwarf2out_note_section_used): New.
11018 (dwarf2out_init): Initialize cold_text_section.
11019 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
11020 dwarf2out_note_section_used.
11021 (size_of_aranges): Only count entry for text section if it was
11022 used. Count entry for cold text section if it was used.
11023 (output_aranges): Only output entries for text section and cold
11024 text section if they were used.
11026 2007-08-19 Andrew Pinski <pinskia@gmail.com>
11028 * tree-pretty-print.c (debug_generic_expr): Add a comment about
11030 (debug_generic_stmt): Likewise.
11031 (debug_tree_chain): Likewise.
11033 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
11035 * tree-data-refs.c (split_constant_offset): Expose.
11036 * tree-data-refs.h (split_constant_offset): Add declaration.
11038 * tree-vectorizer.h (dr_alignment_support): Renamed
11039 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
11040 Added a new value dr_explicit_realign.
11041 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
11042 dr_offset, dr_step, and dr_aligned_to, along with new access
11043 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
11044 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
11045 STMT_VINFO_DR_ALIGNED_TO.
11047 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
11049 In case of outer-loop vectorization with non-fixed misalignment - use
11050 the dr_explicit_realign scheme instead of the optimized realignment
11052 (new_stmt_vec_info): Initialize new fields.
11054 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
11055 'nested_in_vect_loop' case. Change verbosity level.
11056 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
11057 Don't fail on zero step in the outer-loop for loads.
11058 (vect_analyze_data_refs): Call split_constant_offset to calculate
11059 base, offset and init relative to the outer-loop.
11061 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
11062 BSI function argument with a new function argument - at_loop.
11063 Simplify the condition that determines STEP. Takes additional argument
11064 INV_P. Support outer-loop vectorization (handle the
11065 nested_in_vect_loop case), including zero step in the outer-loop. Call
11066 vect_create_addr_base_for_vector_ref with additional argument.
11067 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
11068 Updated function documentation. Handle the 'nested_in_vect_loop' case.
11069 Fixed and simplified calculation of step.
11070 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
11071 of bsi, and with additional argument. Call bump_vector_ptr with
11072 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
11073 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
11074 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
11075 when the realignment setup needs to take place inside the loop.
11076 Support the dr_explicit_realign scheme. Allow generating the optimized
11077 realignment scheme for outer-loop vectorization. Added documentation.
11078 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
11079 the 'nested_in_vect_loop' case, including loads that are invariant in
11080 the outer-loop and the realignment schemes. Handle the case when the
11081 realignment setup needs to take place inside the loop. Call
11082 vect_setup_realignment with additional arguments. Call
11083 vect_create_data_ref_ptr with additional argument and with loop instead
11084 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
11085 (vect_gen_niters_for_prolog_loop): Call
11086 vect_create_addr_base_for_vector_ref with additional arguments.
11087 (vect_create_cond_for_align_checks): Likewise.
11088 (bump_vector_ptr): Updated to support the new dr_explicit_realign
11089 scheme: takes additional argument bump; argument ptr_incr is now
11090 optional; updated documentation.
11091 (vect_init_vector): Takes additional argument (bsi). Use it, if
11092 available, to insert the vector initialization.
11093 (get_initial_def_for_induction): Pass additional argument in call to
11095 (vect_get_vec_def_for_operand): Likewise.
11096 (vect_setup_realignment): Likewise.
11097 (vectorizable_load): Likewise.
11099 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
11101 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
11102 as argument instead of struct loop.
11103 (nested_in_vect_loop_p): New function.
11104 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
11105 vect_used_in_outer.
11106 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
11107 from other phis in the loop.
11108 (destroy_loop_vec_info): Add additional argument to declaration.
11110 * tree-vectorizer.c (supportable_widening_operation): Also check if
11111 nested_in_vect_loop_p (don't allow changing the order in this case).
11112 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
11113 of struct loop. Call nested_in_vect_loop_p and don't require
11114 flag_unsafe_math_optimizations if it returns true.
11115 (new_stmt_vec_info): When setting def_type for phis differentiate
11116 loop-header phis from other phis.
11117 (bb_in_loop_p): New function.
11118 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
11119 just update their loop_vinfo. Order of BB traversal now matters -
11120 call dfs_enumerate_from with bb_in_loop_p.
11121 (destroy_loop_vec_info): Takes additional argument to control whether
11122 stmt_vinfo of the loop stmts should be destroyed as well.
11123 (vect_is_simple_reduction): Allow the "non-reduction" use of a
11124 reduction stmt to be defines by a non loop-header phi.
11125 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
11127 * tree-vect-transform.c (vectorizable_reduction): Call
11128 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
11129 (vectorizable_call): Likewise.
11130 (vectorizable_conversion): Likewise.
11131 (vectorizable_operation): Likewise.
11132 (vectorizable_type_promotion): Likewise.
11133 (vectorizable_type_demotion): Likewise.
11134 (vectorizable_store): Likewise.
11135 (vectorizable_live_operation): Likewise.
11136 (vectorizable_reduction): Likewise. Also pass loop_info to
11137 vect_is_simple_reduction instead of loop.
11138 (vect_init_vector): Call nested_in_vect_loop_p.
11139 (get_initial_def_for_reduction): Likewise.
11140 (vect_create_epilog_for_reduction): Likewise.
11141 (vect_init_vector): Check which loop to work with, in case there's an
11143 (get_initial_def_for_inducion): Extend to handle outer-loop
11144 vectorization. Fix indentation.
11145 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
11146 In the case vect_induction_def get the vector def from the induction
11147 phi node, instead of calling get_initial_def_for_inducion.
11148 (get_initial_def_for_reduction): Extend to handle outer-loop
11150 (vect_create_epilog_for_reduction): Extend to handle outer-loop
11152 (vect_transform_loop): Change assert to just skip this case. Add a
11154 (vect_finish_stmt_generation): Add a couple asserts.
11156 (vect_estimate_min_profitable_iters): Multiply
11157 cost of inner-loop stmts (in outer-loop vectorization) by estimated
11159 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
11160 this is an inner-loop reduction in outer-loop vectorization.
11162 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
11163 Same code as what used to be vect_analyze_scalar_cycles, only with
11164 additional argument loop, and loop_info passed to
11165 vect_is_simple_reduction instead of loop.
11166 (vect_analyze_scalar_cycles): Code factored out into
11167 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
11168 Updated documentation.
11169 (analyze_operations): Check for inner-loop loop-closed exit-phis during
11170 outer-loop vectorization that are live or not used in the outerloop,
11171 cause this requires special handling.
11172 (vect_enhance_data_refs_alignment): Don't consider versioning for
11174 (vect_analyze_data_refs): Check that there are no datarefs in the
11176 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
11177 and vect_used_in_outer_by_reduction cases.
11178 (process_use): Also consider the case of outer-loop stmt defining an
11179 inner-loop stmt and vice versa.
11180 (vect_analyze_loop_1): New function.
11181 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
11182 loops. Call vect_analyze_loop_1.
11183 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
11184 been vectorized. Call destroy_loop_vec_info with additional argument.
11186 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
11187 in the inner-loop when doing outer-loop vectorization. Add
11188 documentation and printout.
11189 (vect_recog_dot_prod_pattern): Likewise. Also add check for
11190 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
11192 2007-08-18 Andrew Pinski <pinskia@gmail.com>
11194 * tree-affine.h (print_aff): New prototype.
11195 (debug_aff): Likewise.
11196 * tree-affine.c (print_aff): New function.
11197 (debug_aff): Likewise.
11199 2007-08-18 Paul Brook <paul@codesourcery.com>
11200 Joseph Myers <joseph@codesourcery.com>
11202 * common.opt (-fdebug-prefix-map=): New option.
11203 * opts.c: Include debug.h.
11204 (common_handle_option): Handle -fdebug-prefix-map.
11205 * final.c: Include ggc.h.
11206 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
11207 remap_debug_filename): New.
11208 * Makefile.in (final.o, opts.o): Update dependencies.
11209 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
11210 * configure.ac: Check for assembler --debug-prefix-map support.
11211 * configure, config.in: Regenerate.
11212 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
11213 (ASM_DEBUG_SPEC): Include ASM_MAP.
11214 * doc/install.texi (--with-debug-prefix-map): Document.
11215 * doc/invoke.texi (-fdebug-prefix-map): Document.
11216 * dbxout.c (dbxout_init, dbxout_start_source_file,
11217 dbxout_source_file): Call remap_debug_filename.
11218 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
11219 dwarf2out_start_source_file, dwarf2out_finish): Call
11220 remap_debug_filename.
11221 (file_table_relative_p): Do not check d->emitted_number.
11222 * toplev.c (output_file_directive): Call remap_debug_filename.
11223 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
11224 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
11226 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11228 * loop-invariant.c (find_invariants_to_move): Add missing macro
11231 2007-08-17 Tom Tromey <tromey@redhat.com>
11233 * tree.h (struct tree_label_decl): Removed old "java" fields.
11235 2007-08-17 Richard Sandiford <richard@codesourcery.com>
11236 Nigel Stephens <nigel@mips.com>
11238 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
11239 Treat -mno-data-in-code and -mcode-xonly as aliases for
11240 -mcode-readable=no and -mcode-readable=pcrel respectively.
11241 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
11242 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
11243 (MULTILIB_DIRNAMES): Update accordingly.
11245 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
11247 * Makefile.in (version.o): Depend on $(REVISION) only if
11248 REVISION_s is defined.
11250 2007-08-17 Sa Liu <saliu@de.ibm.com>
11251 Ulrich Weigand <uweigand@de.ibm.com>
11253 PR middle-end/32970
11254 * tree.c (reconstruct_complex_type): For a pointer to a vector,
11255 use build_qualified_type to retain qualifiers of the base type.
11257 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
11259 * config/score/score.md : Update pattern tablejump.
11260 * config/score/score.c : Update score_initialize_trampoline
11262 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
11263 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
11264 * doc/contrib.texi: Add my entry.
11266 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
11268 * Makefile.in (REVISION): New.
11271 (version.o): Also depend on $(REVISION). Add
11272 -DREVISION=$(REVISION_s).
11274 * version.c (version_string): Add REVISION.
11276 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
11278 * tree-eh.c (lower_try_finally_onedest): Reset the locus
11279 of GOTO that's relocated to a different block.
11281 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11283 * c-common.c (const_strip_array_types): New.
11284 * c-common.h (lang_missing_noreturn_ok_p): Delete.
11285 (const_strip_array_types): New.
11286 * c-objc-common.c (c_disregard_inline_limits,
11287 c_warn_unused_global_decl): Constify.
11288 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
11289 c_vla_type_p, c_incomplete_type_error): Likewise.
11290 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
11291 * hooks.c (hook_bool_const_tree_false): New.
11292 * hooks.h (hook_bool_const_tree_false): Likewise.
11293 * langhooks-def.h (lhd_warn_unused_global_decl,
11294 lhd_incomplete_type_error, lhd_expr_size,
11295 lhd_tree_inlining_disregard_inline_limits,
11296 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
11297 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
11298 * langhooks.c (lhd_warn_unused_global_decl,
11299 lhd_incomplete_type_error,
11300 lhd_tree_inlining_disregard_inline_limits,
11301 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
11302 lhd_expr_size): Likewise.
11303 * langhooks.h (lang_hooks_for_tree_inlining,
11304 lang_hooks_for_tree_dump, lang_hooks_for_types,
11305 lang_hooks_for_decls, lang_hooks): Likewise.
11306 * pointer-set.c (pointer_set_t, pointer_set_create,
11307 pointer_set_contains, insert_aux, pointer_set_insert,
11308 pointer_set_traverse, pointer_map_t, pointer_map_create,
11309 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
11311 * pointer-set.h (pointer_set_contains, pointer_set_insert,
11312 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
11313 pointer_map_traverse): Likewise.
11314 * predict.c (assert_is_empty): Likewise.
11315 * tree-affine.c (free_name_expansion): Likewise.
11316 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
11317 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
11318 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
11320 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
11322 * tree-vectorizer.c (new_loop_vec_info): Initialize new
11324 (destroy_loop_vec_info): Add call to VEC_free.
11325 * tree-vectorizer.h (may_alias_ddrs): Define.
11326 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
11327 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
11328 Change reporting to dump.
11329 (vect_is_duplicate_ddr): New.
11330 (vect_mark_for_runtime_alias_test): New.
11331 (vect_analyze_data_ref_dependences) Add call to
11332 vect_mark_for_runtime_alias_test.
11333 (vect_enhance_data_refs_alignment): Define local variable
11334 vect_versioning_for_alias_required, don't perform
11335 peeling for alignment if versioning for alias is
11337 (vect_enhance_data_refs_alignment): Use
11338 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
11339 PARAM_VECT_MAX_VERSION_CHECKS.
11340 * tree-vect-transform.c
11341 (vect_create_cond_for_alias_checks): New.
11342 (vect_transform_loop): Add call to
11343 vect_create_cond_for_alias_checks.
11344 (vect_vfa_segment_size): New.
11345 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
11347 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
11349 (vect-max-version-for-alignment-checks): Document.
11350 (vect-max-version-for-alias-checks): Document.
11351 (vect-max-version-checks): Remove.
11353 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
11355 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
11356 the same line as the instruction for all asm dialects.
11357 (*rep_movsi): Ditto.
11358 (*rep_movsi_rex64): Ditto.
11359 (*rep_movqi): Ditto.
11360 (*rep_movqi_rex64): Ditto.
11361 (*rep_stosdi_rex64): Ditto.
11362 (*rep_stossi): Ditto.
11363 (*rep_stossi_rex64): Ditto.
11364 (*rep_stosqi): Ditto.
11365 (*rep_stosqi_rex64): Ditto.
11366 (*cmpstrnqi_nz_1): Ditto.
11367 (*cmpstrnqi_nz_rex_1): Ditto.
11368 (*cmpstrnqi_1): Ditto.
11369 (*cmpstrnqi_rex_1): Ditto.
11370 (*strlenqi_1): Ditto.
11371 (*strlenqi_rex_1): Ditto.
11372 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
11373 prefix on the same line as the instruction for all asm dialects.
11374 (sync_double_compare_and_swap<mode>): Ditto.
11375 (*sync_double_compare_and_swapdi_pic): Ditto.
11376 (*sync_compare_and_swap_cc<mode>): Ditto.
11377 (sync_double_compare_and_swap_cc<mode>): Ditto.
11378 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
11379 (sync_old_add<mode>): Ditto.
11380 (sync_add<mode>): Ditto.
11381 (sync_sub<mode>): Ditto.
11382 (sync_ior<mode>): Ditto.
11383 (sync_and<mode>): Ditto.
11384 (sync_xor<mode>): Ditto.
11386 2007-08-16 Richard Sandiford <richard@codesourcery.com>
11388 PR middle-end/32897
11389 * reload.c (find_reloads): Check that the memory returned by
11390 find_reloads_toplev was not the result of forcing a constant
11392 (find_reloads_toplev): Always use simplify_gen_subreg to get
11393 the subreg of a constant. If the result is also a constant,
11394 but not a legitimate one, force it into the constant pool
11395 and reload its address.
11397 2007-08-15 David Edelsohn <edelsohn@gnu.org>
11399 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
11402 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
11404 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
11405 directive for the current vector ABI.
11407 2007-08-15 Steve Ellcey <sje@cup.hp.com>
11410 * caller-save.c (reg_save_code): Set invalide status on restore code.
11412 2007-08-15 Diego Novillo <dnovillo@google.com>
11414 * tree-ssa-alias.c (compute_memory_partitions): Use
11415 alias_bitmap_obstack to allocate bitmaps.
11416 (reset_alias_info): Factor out of init_alias_info.
11417 Mark all name tags not associated to an SSA name for renaming.
11418 (init_alias_info): Call it.
11419 (create_name_tags): Tidy. Add comments.
11420 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
11422 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
11424 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
11425 scheduler dependencies.
11427 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
11429 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
11430 "register_operand".
11431 (*iorsi_1_zext): Likewise.
11432 (*iorsi_1_zext_imm): Likewise.
11433 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
11434 with "rm"/"xm" constraint.
11435 (sse2_vmsqrtv2df2): Likewise.
11437 2007-08-15 Jakub Jelinek <jakub@redhat.com>
11439 PR middle-end/33074
11440 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
11443 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
11445 * tree-pass.h (PROP_pta): Removed.
11446 (TODO_rebuild_alias): New.
11447 (pass_may_alias): Removed.
11448 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
11449 aliasing if we changed something.
11450 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
11452 (pass_may_alias): Removed.
11453 (create_structure_vars): Return TODO_rebuild_alias.
11454 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
11455 * tree-sra.c (tree_sra): Only rebuild aliasing if something
11457 (tree_sra_early): We never affect aliasing right now.
11458 * tree-flow.h (compute_may_aliases): New prototype.
11459 * passes.c: Remove pass_may_alias from the passes.
11460 (execute_function_todo): Support TODO_rebuild_alias.
11462 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
11464 * config/i386/i386.c (legitimize_address): Move dllimported variable
11465 check infront of legitimizing pic address of CONST symbols.
11467 2007-08-14 Steve Ellcey <sje@cup.hp.com>
11469 PR tree-optimization/32941
11470 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
11471 (goto_queue_cmp): Remove.
11472 (find_goto_replacement): Change search method.
11473 (maybe_record_in_goto_queue): Add assert.
11474 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
11475 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
11477 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11479 * alias.c (component_uses_parent_alias_set): Constify.
11480 * alias.h (component_uses_parent_alias_set): Likewise.
11481 * cfgrtl.c (print_rtl_with_bb): Likewise.
11482 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
11483 mpz_get_double_int): Likewise.
11484 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
11485 mpz_get_double_int): Likewise.
11486 * expr.c (is_aligning_offset, undefined_operand_subword_p,
11487 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
11489 * expr.h (safe_from_p): Likewise.
11490 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
11492 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
11493 zero_sized_type, goa_lhs_expr_p): Likewise.
11494 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
11495 * rtl.h (print_rtl_with_bb): Likewise.
11496 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
11497 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
11498 * tree-flow-inline.h (bb_stmt_list): Constify.
11499 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
11501 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
11502 const_first_stmt, const_last_stmt): New.
11503 (block_may_fallthru, empty_block_p): Constify.
11504 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
11505 EXPR_ONLY_BODY): New.
11506 (expr_first, expr_last, expr_only): Use macro for body.
11507 (const_expr_first, const_expr_last, const_expr_only): New.
11508 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
11509 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
11510 ctsi_prev, ctsi_stmt): New.
11511 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
11512 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
11513 * tree-ssa-loop-niter.c (loop_only_exit_p,
11514 derive_constant_upper_bound): Likewise.
11515 * tree-ssa-phiopt.c (empty_block_p): Likewise.
11516 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
11517 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
11518 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
11519 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
11520 * tree.c (get_type_static_bounds): Likewise.
11521 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
11522 (get_type_static_bounds): Constify.
11524 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
11527 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
11528 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
11529 (*<addsub><mode>3_cc_overflow): New.
11530 (*add<mode>3_cconly_overflow): New.
11531 (*sub<mode>3_cconly_overflow): New.
11532 (*<addsub>si3_zext_cc_overflow): New.
11533 * config/i386/predicates.md (fcmov_comparison_operator): Accept
11534 CCCmode for LTU, GTU, LEU and GEU.
11535 (ix86_comparison_operator): Likewise.
11536 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
11537 * config/i386/i386.c (put_condition_code): Support CCCmode.
11538 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
11539 or MINUS expressions.
11541 2007-08-14 Andrew Pinski <pinskia@gmail.com>
11544 * c-typeck.c (build_binary_op): Disallow vector float types with
11545 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
11547 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
11549 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
11550 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
11551 (dep_def): New typedef.
11552 (init_dep_1, sd_debug_dep): Declare functions.
11553 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
11554 (debug_dep_links): Remove.
11555 (struct _deps_list): New field 'n_links'.
11556 (DEPS_LIST_N_LINKS): New macro.
11557 (FOR_EACH_DEP_LINK): Remove.
11558 (create_deps_list, free_deps_list, delete_deps_list): Remove
11560 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
11561 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11562 (copy_deps_list_change_con, move_dep_link): Ditto.
11563 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
11564 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
11566 (INSN_BACK_DEPS): Remove.
11567 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
11569 (INSN_DEP_COUNT): Remove.
11570 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
11571 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
11572 Declare global variables.
11573 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
11574 (add_forw_dep, compute_forward_dependences): Remove declarations.
11575 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
11576 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11577 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
11579 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
11581 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
11582 (sd_list_types_def): New typedef.
11583 (sd_next_list): Declare function.
11584 (struct _sd_iterator): New type.
11585 (sd_iterator_def): New typedef.
11586 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
11588 (FOR_EACH_DEP): New cycle wrapper.
11589 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
11591 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
11592 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
11595 * sched-deps.c (init_dep_1): Make global.
11596 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
11598 (dump_dep): New static function.
11599 (dump_dep_flags): New static variable.
11600 (sd_debug_dep): New function.
11601 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
11603 (move_dep_link): Use remove_from_deps_list (), instead of
11604 detach_dep_link ().
11605 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
11606 (dep_link_is_detached_p): New static function.
11607 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
11609 (dn_pool, dl_pool): New alloc_pools.
11610 (dn_pool_diff, dl_pool_diff): New static variables.
11611 (create_dep_node, delete_dep_node): New static function.
11612 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
11613 (deps_list_empty_p): Make it static. Use 'n_links' field.
11614 (deps_pools_are_empty_p): New static function.
11615 (alloc_deps_list, delete_deps_list): Remove.
11616 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
11617 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11618 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
11619 (forward_dependency_cache): Remove.
11620 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
11621 'back' from the names. Change signature to use dep_t instead of
11623 (add_back_dep): Ditto. Make global.
11624 (check_dep_status): Rename to check_dep ().
11625 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
11627 (sd_finish_insn): Ditto.
11628 (sd_find_dep_between_no_cache): New static function.
11629 (sd_find_dep_between): New function.
11630 (ask_dependency_caches, set_dependency_caches): New static functions.
11631 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
11632 (add_or_update_dep_1): Separate pieces of functionality into
11633 ask_dependency_caches (), update_dependency_caches (),
11634 change_spec_dep_to_hard (), update_dep ().
11635 (get_back_and_forw_lists): New static function.
11636 (sd_add_dep): Separate setting of dependency caches into
11637 set_dependency_caches ().
11638 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
11640 (sd_delete_dep): Ditto.
11641 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
11642 (dump_lists): New static function.
11643 (sd_debug_lists): New debug function.
11644 (delete_all_dependences, fixup_sched_groups): Update to use
11645 sd_* infrastructure.
11646 (sched_analyze_2): Create data-speculative dependency only if
11647 data-speculation is enabled.
11648 (sched_analyze_insn): If insn cannot be speculative, make all its
11649 dependencies non-speculative.
11650 (sched_analyze): Use sd_init_insn ().
11651 (add_forw_dep, compute_forward_dependencies): Remove.
11652 (delete_dep_nodes_in_back_deps): New static function.
11653 (sched_free_deps): New function.
11654 (init_dependency_caches): Init alloc_pools.
11655 (extend_depedency_caches): Update after removing of
11656 forward_dependency_cache.
11657 (free_dependency_caches): Ditto. Free alloc_pools.
11658 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
11659 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
11661 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11662 (add_dependence): Use init_dep ().
11663 (get_dep_weak_1): New static function.
11664 (get_dep_weak): Move logic to get_dep_weak_1 ().
11665 (dump_ds): New static function moved from haifa-sched.c:
11666 debug_spec_status ().
11667 (debug_ds): New debug function.
11668 (check_dep_status): Rename to check_dep (). Update to check whole
11671 * haifa-sched.c (spec_info): Make global.
11672 (added_recovery_block_p): Rename to
11673 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
11674 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
11675 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
11676 to use new interfaces.
11677 (ok_for_early_queue_removal): Ditto.
11678 (schedule_block): Initialize logical uids of insns emitted by the
11680 (sched_init): Initialize new variable.
11681 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
11683 (extend_global): Initialize insn data.
11684 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
11685 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
11687 (add_to_speculative_block): Update to use new interfaces.
11688 (create_recovery_block): Set new variables.
11689 (create_check_block_twin, fix_recovery_deps): Update to use new
11691 (sched_insn_is_legitimate_for_speculation_p): New function.
11692 (speculate_insn): Move checking logic to
11693 sched_insn_is_legitimate_for_speculation_p ().
11694 (sched_remove_insn): Finalize sched-deps information of instruction.
11695 (clear_priorities, add_jump_dependencies): Update to use new
11697 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
11699 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
11700 to use new interfaces.
11701 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
11702 (new_ready): Try to use control speculation only if it is available.
11703 (add_branch_dependences): Update to use new interfaces.
11704 (compute_block_backward_dependences): Rename to
11705 compute_block_dependences (). Call
11706 targetm.sched.dependencies_evaluation_hook ().
11707 (free_block_dependencies): New static function.
11708 (debug_dependencies): Update to use new interfaces.
11709 (schedule_region): Remove separate computation of forward dependencies.
11710 Move call of targetm.sched.dependencies_evaluation_hook () to
11711 compute_block_dependences (). Free dependencies at the end of
11712 scheduling the region.
11714 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
11716 (add_deps_for_risky_insns): Ditto.
11717 (schedule_ebb): Remove separate computation of forward dependencies.
11718 Free dependencies at the end of scheduling the ebb.
11720 * ddg.c (create_ddg_dependence): Update to use new interfaces.
11721 (build_intra_loop_deps): Ditto. Remove separate computation of
11722 forward dependencies. Free sched-deps dependencies.
11724 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
11725 to use new interfaces.
11726 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
11728 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
11730 (is_costly_group): Ditto.
11732 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11734 * alias.c (rtx_equal_for_memref_p): Constify.
11735 * basic-block.h (const_edge, const_basic_block): New.
11736 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
11737 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
11738 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
11739 probably_never_executed_bb_p, edge_probability_reliable_p,
11740 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
11741 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
11743 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
11744 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
11746 * cfganal.c (flow_active_insn_p, forwarder_block_p,
11747 flow_nodes_print, dfs_enumerate_from): Likewise.
11748 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
11749 control_flow_insn_p, count_basic_blocks): Likewise.
11750 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
11751 get_loop_body_with_size, loop_exit_edge_p): Likewise.
11752 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
11753 average_num_loop_insns, loop_exit_edge_p,
11754 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
11755 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
11756 average_num_loop_insns, seq_cost): Likewise.
11757 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
11758 * dominance.c (dominated_by_p): Likewise.
11759 * emit-rtl.c (validate_subreg): Likewise.
11760 * except.c (can_throw_internal, can_throw_external): Likewise.
11761 * except.h (can_throw_internal, can_throw_external): Likewise.
11762 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
11763 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
11764 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
11765 simple_mem, store_ops_ok, load_kills_store, find_loads,
11766 store_killed_in_insn, store_killed_after, store_killed_before,
11767 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
11769 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
11770 noce_mem_write_may_trap_or_fault_p): Likewise.
11771 * pointer-set.c (pointer_set_contains, pointer_map_contains):
11773 * pointer-set.h (pointer_set_contains, pointer_map_contains):
11775 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
11776 probably_cold_bb_p, probably_never_executed_bb_p,
11777 edge_probability_reliable_p, br_prob_note_reliable_p,
11778 can_predict_insn_p): Likewise.
11779 * regclass.c (reg_set_to_hard_reg_set): Likewise.
11780 * resource.c (return_insn_p): Likewise.
11781 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
11783 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
11784 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
11785 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
11786 verify_gimple_modify_stmt): Likewise.
11787 * tree-chrec.c (is_not_constant_evolution,
11788 is_multivariate_chrec_rec, is_multivariate_chrec,
11789 chrec_contains_symbols, chrec_contains_undetermined,
11790 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
11791 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
11792 eq_evolutions_p, scev_direction): Likewise.
11793 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
11794 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
11795 chrec_contains_symbols_defined_in_loop,
11796 chrec_contains_undetermined, tree_contains_chrecs,
11797 evolution_function_is_affine_multivariate_p,
11798 evolution_function_is_univariate_p, chrec_zerop,
11799 evolution_function_is_constant_p, evolution_function_is_affine_p,
11800 evolution_function_is_affine_or_constant_p,
11801 tree_does_not_contain_chrecs, chrec_type): Likewise.
11802 * tree-data-ref.c (tree_fold_divides_p,
11803 object_address_invariant_in_loop_p, dr_may_alias_p,
11804 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
11805 same_access_functions, constant_access_functions,
11806 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
11808 * tree-flow.h (scev_direction): Likewise.
11809 * tree-gimple.c (is_gimple_stmt): Likewise.
11810 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
11812 * tree-pretty-print.c (op_prio): Likewise.
11813 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
11814 analyzable_condition, backedge_phi_arg_p): Likewise.
11815 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
11816 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
11817 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
11820 2007-08-13 Dan Hipschman <dsh@google.com>
11823 * c-format.c (check_format_arg): Move check for zero-length
11824 format strings below the check for unterminated strings.
11826 2007-08-13 Andrew Pinski <pinskia@gmail.com>
11829 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
11832 2007-08-13 Nick Clifton <nickc@redhat.com>
11834 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
11836 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11839 * c-format.c (gcc_gfc_length_specs): New array.
11840 (gcc_gfc_char_table): Add unsigned specifier, and references to
11841 the l length modifier.
11842 (format_types_orig): Use the new gcc_gfc_length_specs.
11844 2007-08-12 Sa Liu <saliu@de.ibm.com>
11846 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
11847 and with REG_RETVAL note after split.
11849 2007-08-11 David Daney <ddaney@avtrex.com>
11851 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
11852 as ATTRIBUTE_UNUSED.
11854 2007-08-11 David Edelsohn <edelsohn@gnu.org>
11855 Segher Boessenkool <segher@kernel.crashing.org>
11857 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
11858 HAVE_LOCAL_CPU_DETECT not defined.
11860 2007-08-11 Jan Hubicka <jh@suse.cz>
11862 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
11863 (cgraph_process_new_functions): Honor previous value of
11864 disregard_inline_limits.
11865 * ipa-inline.c (compute_inline_parameters): Likewise.
11867 2007-08-11 Ian Lance Taylor <iant@google.com>
11869 * alias.h (alias_set_type): Define new type.
11870 (ALIAS_SET_MEMORY_BARRIER): Use it.
11871 * rtl.h: Include alias.h.
11872 (struct mem_attrs): Use alias_set_type.
11873 * tree.h: Include alias.h
11874 (struct tree_type): Use alias_set_type.
11875 (struct tree_struct_field_tag): Likewise.
11876 (struct tree_decl_common): Likewise.
11877 * alias.c (struct alias_set_entry): Use alias_set_type.
11878 (get_alias_set_entry, alias_set_subset_of): Likewise.
11879 (alias_sets_conflict_p): Likewise.
11880 (alias_sets_must_conflict_p): Likewise.
11881 (objects_must_conflict_p): Likewise.
11882 (get_alias_set, new_alias_set): Likewise.
11883 (record_alias_subset, record_component_aliases): Likewise.
11884 (varargs_set, frame_set): Change to alias_set_type.
11885 (get_varargs_alias_set): Use alias_set_type.
11886 (get_frame_alias_set): Likewise.
11887 * builtins.c (setjmp_alias_set): Change to alias_set_type.
11888 * dse.c (struct store_info): Use alias_set_type.
11889 (struct read_info, struct clear_alias_mode_holder): Likewise.
11890 (clear_alias_set_lookup, canon_address): Likewise.
11891 (record_store, check_mem_read_rtx): Likewise.
11892 (dse_record_singleton_alias_set): Likewise.
11893 (dse_invalidate_singleton_alias_set): Likewise.
11894 * emit-rtl.c (get_mem_attrs): Likewise.
11895 (set_mem_attributes_minus_bitpos): Likewise.
11896 (set_mem_alias_set): Likewise.
11897 * expr.c (store_constructor_field, store_field): Likewise.
11898 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
11899 * langhooks.c (lhd_get_alias_set): Likewise.
11900 * langhooks-def.h (lhd_get_alias_set): Likewise.
11901 * reload1.c (alter_reg): Likewise.
11902 * tree-flow.h (struct fieldoff): Likewise.
11903 * tree-ssa-alias.c (struct alias_map_d): Likewise.
11904 (may_alias_p, get_smt_for, create_sft): Likewise.
11905 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
11906 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
11907 (merge_smts_into): Likewise.
11908 * varasm.c (const_alias_set): Likewise.
11909 * c-common.c (strict_aliasing_warning): Likewise.
11910 (c_common_get_alias_set): Likewise.
11911 * dse.h (dse_record_singleton_alias_set): Update declaration.
11912 (dse_invalidate_singleton_alias_set): Likewise.
11913 * emit-rtl.h (set_mem_alias_set): Likewise.
11914 * c-common.h (c_common_get_alias_set): Likewise.
11915 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
11916 * print-tree.c (print_node): Likewise.
11917 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
11919 (alpha_setup_incoming_varargs): Use alias_set_type.
11920 * config/i386/i386.c (setup_incoming_varargs_64): Use
11922 (setup_incoming_varargs_ms_64): Likewise.
11923 (ix86_GOT_alias_set): Likewise.
11924 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11925 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
11926 (set): Change to alias_set_type.
11927 (get_TOC_alias_set): Use alias_set_type.
11928 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
11930 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
11931 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
11933 (struct_value_alias_set): Likewise.
11934 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
11936 2007-08-11 Richard Sandiford <richard@codesourcery.com>
11938 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
11939 * config/vxworks.h (TARGET_VXWORKS): Override.
11940 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
11941 "mips" if TARGET_VXWORKS.
11943 2007-08-11 Richard Sandiford <richard@codesourcery.com>
11945 * calls.c (avoid_likely_spilled_reg): New function.
11946 (expand_call): Use it.
11948 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11950 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
11952 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
11954 * config/mips/predicates.md (const_call_insn_operand): Invoke
11955 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
11957 2007-08-10 David Edelsohn <edelsohn@gnu.org>
11960 * config/rs6000/driver-rs6000.c: Include link.h.
11961 Use ElfW instead of wordsize-specif typedef.
11963 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11965 * system.h (CONST_CAST): New.
11966 * c-decl.c (c_make_fname_decl): Use it.
11967 * c-lex.c (cb_ident, lex_string): Likewise.
11968 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11969 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
11970 give_switch, set_multilib_dir): Likewise.
11971 * gengtype-parse.c (string_seq, typedef_name): Likewise.
11972 * passes.c (execute_one_pass): Likewise.
11973 * prefix.c (update_path): Likewise.
11974 * pretty-print.c (pp_base_destroy_prefix): Likewise.
11975 * tree.c (build_string): Likewise.
11977 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
11979 * tree-flow-inline.h (is_exec_stmt): Remove.
11980 (is_label_stmt): Remove.
11981 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
11984 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
11986 * lower-subreg.c (resolve_shift_zext): Don't adjust
11987 src_reg_num for wordmode operands.
11989 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
11990 David Ung <davidu@mips.com>
11992 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
11993 (TARGET_SCHED_REORDER2): Define.
11994 (mips_maybe_swap_ready): New.
11995 (mips_last_74k_agen_insn): New.
11996 (mips_74k_agen_init): New.
11997 (mips_74k_agen_reorder): New function to group loads and stores
11998 in the ready queue.
11999 (mips_sched_init): New.
12000 (mips_sched_reorder): Don't do initialization here. Call
12001 mips_74k_agen_reorder.
12002 (mips_variable_issue): Call mips_74k_agen_init.
12004 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
12006 * tree-flow-inline.h (get_filename): Remove.
12008 2007-08-10 Richard Sandiford <richard@codesourcery.com>
12010 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
12012 (mips_fetch_insns): Delete in favor of...
12013 (mips_load_store_insns): ...this new function.
12014 * config/mips/mips.c (mips_address_insns): Add a boolean argument
12015 to say whether multiword moves _might_ be split.
12016 (mips_fetch_insns): Delete in favor of...
12017 (mips_load_store_insns): ...this new function.
12018 (mips_rtx_costs): Update the call to mips_address_insns.
12019 (mips_address_cost): Likewise.
12020 * config/mips/mips.md (length): Use mips_load_store_insns instead
12021 of mips_fetch_insns.
12022 * config/mips/constraints.md (R): Use mips_address_insns rather
12023 than mips_fetch_insns. Assume that the move never needs to be split.
12025 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
12027 * config/mips/mips.opt (mhard-float, msoft-float): Make these
12028 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
12029 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
12030 * config/mips/mips.h (mips16_hard_float): Delete.
12031 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
12032 definitions, and replace with....
12033 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
12034 * config/mips/mips.c (mips16_hard_float): Delete. Replace
12035 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
12036 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
12037 (override_options): Replace MASK_SOFT_FLOAT references with
12038 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
12039 and mips16_hard_float when TARGET_MIPS16.
12041 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
12044 * c-typeck.c (build_binary_op): Check for non pointer types before
12045 calling int_fits_type_p.
12047 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
12049 PR middle-end/32813
12050 * fold-const.c (omit_one_operand): Return only the ommitted expression
12051 if the result is an empty statement.
12052 (pedantic_omit_one_operand): Likewise.
12054 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
12056 * c-typeck.c (readonly_error): Improve error for assignment.
12058 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
12060 (pp_c_expression): Ditto.
12062 2007-08-09 Simon Baldwin <simonb@google.com>
12064 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
12065 break that was preventing simplify_associative_operation() for xor.
12067 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
12068 Nigel Stephens <nigel@mips.com>
12070 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
12071 Document change in interpretation of value from boolean to
12073 * optabs.c (expand_ffs, expand_ctz): New functions to compute
12074 ffs and ctz using clz.
12075 (expand_unop): Call them.
12076 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
12078 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
12079 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
12080 enable the new ffs expansion on this target.
12082 2007-08-09 Jan Hubicka <jh@suse.cz>
12084 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
12085 (expand_ternary_op): Likewise.
12086 (expand_vec_shift_expr): Likewise.
12087 (expand_binop_directly): Likewise.
12088 (expand_binop): Likewise.
12089 (sign_expand_binop): Likewise.
12090 (expand_twoval_unop): Likewise.
12091 (expand_twoval_binop): Likewise.
12092 (expand_twoval_binop_libfunc): Likewise.
12093 (widen_clz): Likewise.
12094 (widen_bswap): Likewise.
12095 (expand_parity): Likewise.
12096 (expand_unop): Likewise.
12097 (expand_abs_nojump): Likewise.
12098 (expand_copysign): Likewise.
12099 (emit_no_conflict_block): Likewise.
12100 (emit_libcall_block): Likewise.
12101 (can_compare_p): Likewise.
12102 (prepare_cmp_insn): Likewise.
12103 (emit_cmp_and_jump_insn_1): Likewise.
12104 (prepare_float_lib_cmp): Likewise.
12105 (emit_conditional_add): Likewise.
12106 (gen_add2_insn): Likewise.
12107 (have_add2_insn): Likewise.
12108 (gen_sub2_insn): Likewise.
12109 (have_sub2_insn): Likewise.
12110 (can_extend_p): Likewise.
12111 (can_fix_p): Likewise.
12112 (can_float_p): Likewise.
12113 (expand_float): Likewise.
12114 (expand_fix): Likewise.
12115 (expand_sfix_optab): Likewise.
12116 (new_optab): Likewise.
12117 (new_convert_optab): Likewise.
12118 (init_libfuncs): Likewise.
12119 (init_interclass_conv_libfuncs): Likewise.
12120 (init_intraclass_conv_libfuncs): Likewise.
12121 (set_conv_libfunc): Likewise.
12122 (init_optabs): Likewise.
12123 (debug_optab_libfuncs): Likewise.
12124 (gen_cond_trap): Likewise.
12125 * optabs.h (optab_handler, convert_optab_hanlder): New.
12126 * genopinit.c: Update optabs generation table.
12127 * reload.c (find_reloads_address_1): Use optabs accestors.
12128 * builtins.c (expand_builtin_mathfn): Likewise.
12129 (expand_builtin_mathfn_2): Likewise.
12130 (expand_builtin_mathfn_3): Likewise.
12131 (expand_builtin_interclass_mathfn): Likewise.
12132 (expand_builtin_sincos): Likewise.
12133 (expand_builtin_cexpi): Likewise.
12134 (expand_builtin_powi): Likewise.
12135 (expand_builtin_strlen): Likewise.
12136 * dojump.c (do_jump): Likewise.
12137 * expr.c (convert_move): Likewise.
12138 (move_by_pieces): Likewise.
12139 (move_by_pieces_ninsns): Likewise.
12140 (can_store_by_pieces): Likewise.
12141 (store_by_pieces_1): Likewise.
12142 (emit_move_via_integer): Likewise.
12143 (emit_move_complex): Likewise.
12144 (emit_move_ccmode): Likewise.
12145 (emit_move_insn_1): Likewise.
12146 (emit_single_push_insn): Likewise.
12147 (store_constructor): Likewise.
12148 (expand_expr_real_1): Likewise.
12149 (do_store_flag): Likewise.
12150 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
12151 (enumerate_modes): Likewise.
12152 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
12153 (supportable_widening_operation): Likewise.
12154 (supportable_narrowing_operation): Likewise.
12155 * expmed.c (store_bit_field_1): Likewise.
12156 (extract_bit_field_1): Likewise.
12157 (expand_mult_highpart_optab): Likewise.
12158 (expand_smod_pow2): Likewise.
12159 (expand_divmod): Likewise.
12160 (emit_store_flag): Likewise.
12161 * tree-vect-patterns.c
12162 (vect_pattern_recog_1): Likewise.
12163 * tree-ssa-loop-prefetch.c
12164 (nontemporal_store_p): Likewise.
12165 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
12166 (vect_create_epilog_for_reduction): Likewise.
12167 (vectorizable_reduction): Likewise.
12168 (vectorizable_operation): Likewise.
12169 (vect_strided_store_supported): Likewise.
12170 (vectorizable_store): Likewise.
12171 (vect_strided_load_supported): Likewise.
12172 (vectorizable_load): Likewise.
12173 * combine.c (simplify_comparison): Likewise.
12174 * tree-vect-generic.c
12175 (type_for_widest_vector_mode): Likewise.
12176 (expand_vector_operations_1): Likewise.
12177 * config/spu/spu.c (spu_expand_mov): Likewise.
12178 (spu_emit_vector_compare): Likewise.
12179 * config/rs6000/rs6000.c
12180 (rs6000_emit_vector_compare): Likewise.
12181 * stmt.c (add_case_node): Likewise.
12182 * reload1.c (gen_reload):
12184 2007-08-09 Michael Matz <matz@suse.de>
12186 * tree.h (fixed_zerop): Declare as taking a const_tree.
12187 * tree.c (fixed_zerop): Take a const_tree.
12189 2007-08-09 Ira Rosen <irar@il.ibm.com>
12191 * tree-vect-transform.c (vectorizable_store): Remove call to
12192 copy_virtual_operands() and call mark_symbols_for_renaming() for
12193 the created vector store.
12194 (vect_setup_realignment): Don't call copy_virtual_operands() and
12195 update_vuses_to_preheader().
12196 (vectorizable_load): Don't call copy_virtual_operands().
12197 (update_vuses_to_preheader): Remove.
12199 2007-08-08 Chao-ying Fu <fu@mips.com>
12201 * tree.def (FIXED_POINT_TYPE): New type.
12202 (FIXED_CST): New constant.
12203 (FIXED_CONVERT_EXPR): New expr.
12204 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
12205 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
12206 * tree.h (struct tree_base): Add saturating_flag.
12207 Remove one bit of spare for saturating_flag.
12208 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
12209 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
12210 FIXED_POINT_TYPE_P): Define.
12211 (TYPE_SATURATING): Define.
12212 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
12213 (struct tree_fixed_cst): New.
12214 (TYPE_IBIT, TYPE_FBIT): Define.
12215 (tree_node): Add fixed_cst.
12216 (enum tree_index): Add new enumeration values of
12217 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
12218 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
12219 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
12220 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
12221 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
12222 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
12223 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
12224 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
12225 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
12226 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
12227 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
12228 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
12229 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
12230 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
12231 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
12232 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
12233 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
12234 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
12235 (sat_short_fract_type_node, sat_fract_type_node,
12236 sat_long_fract_type_node, sat_long_long_fract_type_node,
12237 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
12238 sat_unsigned_long_fract_type_node,
12239 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
12240 fract_type_node, long_fract_type_node, long_long_fract_type_node,
12241 unsigned_short_fract_type_node, unsigned_fract_type_node,
12242 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
12243 sat_short_accum_type_node, sat_accum_type_node,
12244 sat_long_accum_type_node, sat_long_long_accum_type_node,
12245 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
12246 sat_unsigned_long_accum_type_node,
12247 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
12248 accum_type_node, long_accum_type_node, long_long_accum_type_node,
12249 unsigned_short_accum_type_node, unsigned_accum_type_node,
12250 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
12251 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
12252 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
12253 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
12254 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
12255 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
12256 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
12257 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
12258 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
12259 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
12260 sat_uda_type_node, sat_uta_type_node): New macro.
12261 (make_fract_type, make_accum_type): Declare.
12262 (make_signed_fract_type, make_unsigned_fract_type,
12263 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
12264 make_signed_accum_type, make_unsigned_accum_type,
12265 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
12266 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
12267 make_or_reuse_sat_signed_fract_type,
12268 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
12269 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
12270 make_or_reuse_sat_unsigned_accum_type): New macro.
12271 (fixed_zerop): Declare.
12272 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
12273 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
12274 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
12275 LONG_LONG_ACCUM_TYPE_SIZE): Define.
12276 * treestruct.def: Add TS_FIXED_CST.
12277 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
12278 (tree.o): Likewise.
12279 (tree-dump.o): Likewise.
12280 (print-tree.o): Likewise.
12281 (tree-pretty-print.o): Likewise.
12282 (fold-const.o): Likewise.
12283 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
12284 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
12285 (is_gimple_min_invariant): Handle FIXED_CST.
12286 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
12287 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
12288 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12289 (layout_type): Handle FIXED_POINT_TYPE.
12290 (make_fract_type, make_accum_type): New functions.
12291 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
12292 * tree-dump.c (fixed-value.h): New include.
12293 (dump_fixed): New function.
12294 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
12295 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
12296 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
12297 * tree-pretty-print.c (fixed-value.h): New include.
12298 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
12299 FIXED_CONVERT_EXPR.
12300 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
12301 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
12302 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
12303 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
12304 for non-saturating fixed-point types.
12305 (reassociate_bb): Likewise.
12306 * emit-rtl.c (fixed-value.h): New include.
12307 (fconst0, fconst1): New array.
12308 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
12309 * tree-vect-generic.c expand_vector_operation): Support
12310 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
12311 MODE_VECTOR_UACCUM.
12312 (type_for_widest_vector_mode): Add one parameter for the
12314 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
12316 Pass the satp parameter to type_for_mode for fixed-point types.
12317 (expand_vector_operations_1): Pass the saturating flag to
12318 type_for_widest_vector_mode.
12319 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
12320 and MODE_VECTOR_UACCUM.
12321 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
12322 (vectorizable_condition): Likewise.
12323 * tree.c (fixed-value.h): New include.
12324 (tree_code_size): Support FIXED_CST.
12325 (build_fixed): New function.
12326 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
12327 (fixed_zerop): New function.
12328 (tree_node_structure): Support FIXED_CST.
12329 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
12330 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
12331 (type_hash_eq): Handle FIXED_POINT_TYPE.
12332 (simple_cst_equal): Support FIXED_CST.
12333 (iterative_hash_expr): Handle FIXED_CST.
12334 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
12335 (get_narrower): Likewise.
12336 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
12337 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
12338 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
12339 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
12341 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
12342 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12343 (initializer_zerop): Support FIXED_CST.
12344 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
12345 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
12346 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
12347 (is_base_type): Handle FIXED_POINT_TYPE.
12348 (add_type_attribute): Handle FIXED_POINT_TYPE.
12349 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
12350 * print-tree.c (fixed-value.h): New include.
12351 (print_node_brief): Support FIXED_CST.
12352 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
12353 * c-pretty-print.c (fixed-value.h): New include.
12354 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
12355 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
12356 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
12357 Support fixed-point types for inner items in VECTOR_TYPE.
12358 (pp_c_direct_declarator): Likewise.
12359 (pp_c_declarator): Likewise.
12360 (pp_c_fixed_constant): New function.
12361 (pp_c_constant): Handle FIXED_CST.
12362 (pp_c_primary_expression): Likewise.
12363 (pp_c_expression): Likewise.
12364 * fold-const.c (fixed-value.h): New include.
12365 (negate_expr_p): Return true for FIXED_CST.
12366 (fold_negate_expr): Support FIXED_CST.
12367 (split_tree): Support FIXED_CST.
12368 (const_binop): Support FIXED_CST.
12369 (fold_convert_const_int_from_fixed): New function to convert from
12371 (fold_convert_const_real_from_fixed): New function to convert from
12373 (fold_convert_const_fixed_from_fixed): New function to convert from
12374 fixed to another fixed.
12375 (fold_convert_const_fixed_from_int): New function to convert from
12377 (fold_convert_const_fixed_from_real): New function to convert from
12379 (fold_convert_const): Support conversions from fixed to int, from
12380 fixed to real, from fixed to fixed, from int to fixed, and from real
12382 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
12383 (operand_equal_p): Support FIXED_CST.
12384 (make_range): For fixed-point modes, we need to pass the
12385 saturating flag as the 2nd parameter.
12386 (tree_swap_operands_p): Handle FIXED_CST.
12387 (fold_plusminus_mult_expr): For fract modes, we cannot generate
12389 (fold_unary): Support FIXED_CONVERT_EXPR.
12390 (fold_binary): Handle FIXED_CST.
12391 Make sure the type is not saturating, before associating operations.
12392 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
12393 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
12394 (fold_negate_const): Support FIXED_CST.
12395 (fold_relational_const): Support FIXED_CST.
12396 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
12397 (gimplify_expr): Handle FIXED_CST.
12398 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
12399 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
12400 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
12401 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
12402 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
12403 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
12404 LONG_LONG_ACCUM_TYPE_SIZE.
12405 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
12406 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
12407 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
12408 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
12409 MODE_ACCUM, and MODE_UACCUM.
12410 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
12411 fixed-point types to disable reduction.
12412 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
12414 2007-08-08 David Edelsohn <edelsohn@gnu.org>
12416 * config/rs6000/x-rs6000: New file.
12417 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
12418 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
12419 (EXTRA_SPEC_FUNCTIONS): Define.
12420 (HAVE_LOCAL_CPU_DETECT): Define.
12421 (CC1_CPU_SPEC): Define.
12422 * config/rs6000/driver-rs6000.c: New file.
12423 * config/rs6000/aix.h (CC1_SPEC): Define.
12424 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
12425 * config.host: Add x-rs6000 to host_xmake_file if host and target
12426 are rs6000 or powerpc.
12428 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
12430 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
12432 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12433 Sandra Loosemore <sandra@codesourcery.com>
12434 Chao-ying Fu <fu@mips.com>
12435 Nigel Stephens <nigel@mips.com>
12436 David Ung <davidu@mips.com>
12438 * doc/invoke.texi (-mcode-readable): Document.
12439 * config/mips/mips.opt (mcode-readable): New option.
12440 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
12441 * config/mips/mips.h (mips_code_readable_setting): New enum.
12442 (mips_code_readable): Declare.
12443 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
12444 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
12445 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
12446 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
12447 boiler-plate comments.
12448 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
12449 * config/mips/mips.c (mips_code_readable): New variable.
12450 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
12451 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
12452 context and -mcode-readable setting to restrict the use of
12453 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
12454 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
12455 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
12456 (mips_blocks_for_constant_p): Only return false for
12457 TARGET_MIPS16_PCREL_LOADS.
12458 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
12459 for MIPS16. Handle SYMBOL_32_HIGH.
12460 (mips_const_insns): Allow HIGHs for MIPS16 too.
12461 (mips_unspec_address_offset): New function, split out from...
12462 (mips_unspec_address): ...here.
12463 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
12464 16-bit symbolic constants. Assert approropiate conditions for
12465 using the "la" and "dla" macros.
12466 (mips_handle_option): Handle -mcode-readable=.
12467 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
12468 Set up mips_lo_relocs[SYMBOL_32_HIGH].
12469 (mips_strip_unspec_address): New function, split out from...
12470 (print_operand_reloc): ...here.
12471 (print_operand): Pass constants through mips_strip_unspec_address.
12472 (print_operand_address): Likewise.
12473 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
12474 (mips_select_rtx_section): Remove MIPS16 handling.
12475 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
12476 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
12477 (mips16_lay_out_constants): Do nothing unless
12478 TARGET_MIPS16_PCREL_LOADS.
12479 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
12480 * config/mips/mips.md: Split HIGHs for MIPS16.
12481 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
12483 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12485 * config/mips/mips-protos.h (mips_emit_move): Declare.
12486 * config/mips/mips.c (mips_emit_move): New function.
12487 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
12488 (mips_legitimize_const_move): Likewise.
12489 (mips_legitimize_move): Likewise.
12490 (mips_split_64bit_move): Likewise.
12491 (mips_restore_gp): Likewise.
12492 (mips_load_call_address): Likewise.
12493 (mips_emit_fcc_reload): Likewise.
12494 (mips_set_return_address): Likewise.
12495 (mips_block_move_straight): Likewise.
12496 (mips_block_move_loop): Likewise.
12497 (mips_setup_incoming_varargs): Likewise.
12498 (mips_save_reg): Likewise.
12499 (mips_expand_prologue): Likewise.
12500 (mips_restore_reg): Likewise.
12501 (mips_expand_epilogue): Likewise.
12502 (mips_output_mi_thunk): Likewise.
12503 (build_mips16_call_stub): Likewise.
12504 (mips_builtin_branch_and_move): Likewise.
12505 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
12506 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
12507 (fixuns_truncdfdi2): Likewise.
12508 (fixuns_truncsfsi2): Likewise.
12509 (fixuns_truncsfdi2): Likewise.
12510 (loadgp_absolute): Likewise.
12511 (builtin_setjmp_setup): Likewise.
12512 (builtin_longjmp): Likewise.
12513 (untyped_call): Likewise.
12515 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12517 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
12518 an "rtx *" argument. Return a bool.
12519 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
12520 values and return true if they can be split. Take the same kind of
12521 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
12522 and store the lo_sum there if nonnull. Use the symbol type to
12523 determine whether a $gp or HIGH is needed.
12524 (mips_legitimize_address): Update call to mips_split_symbol and
12525 simplify accordingly.
12526 (mips_legitimize_const_move): Likewise.
12527 * config/mips/mips.md: In the combine define_split,
12528 check mips_split_symbol instead of splittable_symbolic_operand.
12529 Update use of mips_split_symbol in the generator code.
12530 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
12532 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12534 * config/mips/mips.c (mips_symbolic_address_p): Delete.
12535 (mips_symbol_insns_1): New function, split out from...
12536 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
12537 and stores separately from load addresses.
12538 (mips_classify_address): Replace uses of mips_symbolic_address_p
12539 with uses of mips_symbol_insns.
12540 (mips_address_insns): Update calls to mips_symbol_insns.
12541 (mips_const_insns): Likewise.
12542 (mips_legitimize_address): Likewise.
12544 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12546 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
12547 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
12548 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
12549 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
12550 non-call contexts if TARGET_MIPS16.
12551 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
12552 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
12553 code for SYMBOL_ABSOLUTE.
12554 (mips_symbol_insns): Likewise.
12556 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12558 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
12559 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
12560 (mips_symbolic_constant_p): Likewise. Update the call to
12561 mips_classify_symbol.
12562 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
12563 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
12564 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
12565 (print_operand_reloc): Add a context argument. Update the call to
12566 mips_symbolic_constant_p.
12567 (print_operand): Update the calls to print_operand_reloc.
12568 (print_operand_address): Use print_operand_reloc rather than
12570 (mips_rewrite_small_data_p): Add a context argument. Update the call
12571 to mips_symbolic_constant_p.
12572 (mips_small_data_pattern_1): Make DATA the containing mem.
12573 Update the call to mips_rewrite_small_data_p.
12574 (mips_rewrite_small_data_1): Likewise.
12575 (mips_use_anchors_for_symbol_p): Update the call to
12576 mips_symbolic_constant_p.
12577 * config/mips/predicates.md (const_call_insn_operand): Likewise.
12578 (splittable_symbolic_operand): Likewise.
12579 (move_operand): Likewise.
12580 (absolute_symbolic_operand): Likewise.
12581 (got_disp_operand): Likewise.
12582 (got_page_ofst_operand): Likewise.
12584 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12586 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
12587 (SYMBOL_ABSOLUTE): ...this.
12588 (SYMBOL_SMALL_DATA): Rename to...
12589 (SYMBOL_GP_RELATIVE): ...this.
12590 (SYMBOL_CONSTANT_POOL): Rename to...
12591 (SYMBOL_PC_RELATIVE): ...this.
12592 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
12593 (mips_symbolic_address_p, mips_symbol_insns, override_options)
12594 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
12595 after above changes.
12596 * config/mips/predicates.md (const_call_insn_operand): Likewise.
12597 (general_symbolic_operand): Rename to...
12598 (absolute_symbolic_operand): ...this.
12599 * config/mips/mips.md: Update after above changes.
12601 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
12602 Revital Eres <eres@il.ibm.com>
12604 * ddg.c (print_ddg): Add dump information.
12605 * modulo-sched.c (print_node_sched_params): Add parameter and
12607 (calculate_maxii): Remove function.
12608 (undo_generate_reg_moves): Likewise.
12609 (undo_permute_partial_schedule): Likewise.
12610 (kernel_number_of_cycles): Likewise.
12611 (MAXII_FACTOR): New definition to calculate the upper bound of II.
12612 (sms_schedule): Use it. Remove profitability checks.
12613 (sms_schedule_by_order): Fix order of nodes within the cycle.
12615 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
12617 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
12618 -profile option, add pie support.
12619 (ENDFILE_SPEC): New spec.
12620 * config/gnu.h (LIB_SPEC): Add -profile option.
12622 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
12624 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
12625 * config/gnu.h (LIB_SPEC): Likewise.
12627 2007-08-07 Yaz Saito <saito@google.com>
12628 Ian Lance Taylor <iant@google.com>
12630 * common.opt (finstrument-functions-exclude-function-list): New
12632 (finstrument-functions-exclude-file-list): New option.
12633 * opts.c (char_p): Define and DEF_VEC.
12634 (flag_instrument_functions_exclude_functions): New static
12636 (flag_instrument_functions_exclude_files): New static variable.
12637 (add_instrument_functions_exclude_list): New static function.
12638 (flag_instrument_functions_exclude_p): New function.
12639 (common_handle_option): Handle new options.
12640 * flags.h (flag_instrument_functions_exclude_p): Declare.
12641 * gimplify.c (gimplify_function_tree): Call
12642 flag_instrument_functions_exclude_p.
12643 * doc/invoke.texi (Option Summary): Mention new options.
12644 (Code Gen Options): Document new options.
12646 2007-08-07 Ian Lance Taylor <iant@google.com>
12648 PR rtl-optimization/32776
12649 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
12650 (resolve_use): Likewise.
12651 (decompose_multiword_subregs): Remove "changed" local variable.
12653 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
12655 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
12656 * configure: Regenerate.
12657 * config.in: Regenerate.
12658 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
12661 2007-08-07 Ian Lance Taylor <iant@google.com>
12663 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
12664 note, just delete the insn.
12666 2007-08-07 Andreas Schwab <schwab@suse.de>
12669 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
12672 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
12674 * lower-subreg.c (resolve_subreg_use): Remove assertion.
12675 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
12676 (decompose_multiword_subregs): Use the functions above to decompose
12677 multiword shifts and zero-extends.
12679 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
12681 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
12682 "assemble" descriptions which were swapped.
12684 2007-08-06 Chao-ying Fu <fu@mips.com>
12686 * fixed-value.h: New file.
12687 * fixed-value.c: New file.
12688 * Makefile.in (OBJS-common): Add fixed-value.o.
12689 (fixed-value.o): New rule.
12690 (GTFILES): Add fixed-value.h.
12691 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
12692 to compare a.low and b.low.
12693 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
12695 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
12696 Daniel Jacobowitz <dan@codesourcery.com>
12699 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
12701 (x86_64-*-netbsd*): Likewise.
12702 (x86_64-*-linux*): Likewise.
12703 (x86_64-*-kfreebsd*-gnu): Likewise.
12704 (x86_64-*-knetbsd*-gnu): Likewise.
12705 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
12707 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
12709 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
12710 Add -fno-asynchronous-unwind-tables.
12712 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
12713 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
12714 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
12715 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
12716 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
12718 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12720 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
12721 (TARGET_C_MODE_FOR_SUFFIX): New.
12723 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12725 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
12727 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12729 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
12731 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
12733 * config/i386/i386.md: Check TARGET_ macros and optimize_size
12734 before checking function returns in conditional expressions.
12736 2007-08-06 Alfred Minarik <a.minarik@aon.at>
12739 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
12741 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12743 PR middle-end/32988
12744 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
12745 for INTEGRAL_TYPE_P.
12747 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
12749 * configure.ac: Remove --enable-checking=df from default settings.
12750 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
12751 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
12752 if the parameter is true.
12753 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
12754 DF_VERIFY_SCHEDULED flag is true.
12755 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
12756 (df_finish_pass): Adjust prototype.
12757 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
12760 * see.c (pass_see): Add TODO_df_verify.
12761 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
12762 * global.c (rest_of_handle_global_alloc): Schedule verification
12764 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
12766 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
12767 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
12768 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
12770 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
12771 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
12772 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
12774 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
12775 Revital Eres <eres@il.ibm.com>
12777 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
12779 * ddg.c (create_ddg_dependence): Rename to...
12780 (create_ddg_dep_from_intra_loop_link): This. Do not check
12781 for interloop edges. Do not create anti dependence edge when
12782 a true dependence edge exists in the opposite direction and
12783 -fmodulo-sched-allow-regmoves is set.
12784 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
12785 (add_cross_iteration_register_deps): Create anti dependence edge
12786 when -fno-modulo-sched-allow-regmoves is set.
12787 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
12789 2007-08-04 Richard Sandiford <richard@codesourcery.com>
12791 * config/arm/arm.md (movsi): Add braces.
12793 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12795 PR middle-end/32780
12796 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
12797 operands for the folding of "A - (A & B)" into "~B & A"; cast them
12800 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
12802 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
12803 state accessor functions.
12804 * cfgloopmanip.c (remove_path, create_preheaders,
12805 force_single_succ_latches, fix_loop_structure): Ditto.
12806 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
12807 tree_duplicate_loop_to_header_edge): Ditto.
12808 * cfgloopanal.c (mark_irreducible_loops): Ditto.
12809 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
12811 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
12812 cleanup_tree_cfg): Ditto.
12813 * tree-cfg.c (tree_merge_blocks): Ditto.
12814 * cfgloop.c (rescan_loop_exit, record_loop_exits,
12815 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
12816 loop_preheader_edge, single_exit): Ditto.
12817 (flow_loops_find): Do not clear loops->state.
12818 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
12819 loops_state_clear): New functions.
12821 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12823 PR middle-end/32399
12824 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
12825 when adding to the base and convert ELT to sizetype instead of type.
12827 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12829 PR middle-end/32304
12830 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
12831 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
12833 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12835 PR middle-end/32935
12836 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
12837 correct type the negate expression.
12839 2007-08-03 Jan Hubicka <jh@suse.cz>
12841 * config/i386/i386.c (setup_incoming_varargs_64): Tolerate 64bit
12842 preferred stack boundary.
12844 2007-08-03 David Edelsohn <edelsohn@gnu.org>
12846 * config/rs6000/rs6000.c (struct processor_cost): Change
12847 l1_cache_lines to l1_cache_size. Add l2_cache_size.
12848 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
12850 (rios1_costs, rios2_cost): Correct cache line size.
12851 (rs6000_override_options): Set l2-cache-size parameter.
12853 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12854 Diego Novillo <dnovillo@google.com>
12857 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
12858 if the range includes 0.
12860 2007-08-03 Ben Elliston <bje@au.ibm.com>
12862 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
12863 mode to unspec expressions to silence a warning from the generator
12866 2007-08-02 Steve Ellcey <sje@cup.hp.com>
12868 * config/ia64/constraints.md ("U"): Make constraint vector only.
12870 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
12872 PR middle-end/25446
12873 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
12874 always_inline attribute on the function decl.
12876 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
12878 PR middle-end/25445
12879 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
12880 if we are compiling with -fPIC.
12882 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
12883 Nigel Stephens <nigel@mips.com>
12885 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
12886 Define for MIPS32 and MIPS64.
12888 2007-08-02 Nick Clifton <nickc@redhat.com>
12890 * config/host-hpux.c: Change copyright header to refer to version
12891 3 of the GNU General Public License and to point readers at the
12892 COPYING3 file and the FSF's license web page.
12893 * config/alpha/predicates.md, config/alpha/vms-ld.c,
12894 config/alpha/linux.h, config/alpha/alpha.opt,
12895 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
12896 config/alpha/vms-unwind.h, config/alpha/ev4.md,
12897 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
12898 config/alpha/alpha.h, config/alpha/sync.md,
12899 config/alpha/openbsd.h, config/alpha/alpha.md,
12900 config/alpha/alpha-modes.def, config/alpha/ev5.md,
12901 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
12902 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
12903 config/alpha/constraints.md, config/alpha/osf.h,
12904 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
12905 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
12906 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
12907 config/frv/frv-asm.h, config/frv/frv-protos.h,
12908 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
12909 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
12910 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
12911 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
12912 config/s390/s390.opt, config/s390/s390-modes.def,
12913 config/s390/fixdfdi.h, config/s390/constraints.md,
12914 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
12915 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
12916 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
12917 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
12918 config/m32c/prologue.md, config/m32c/m32c.abi,
12919 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
12920 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
12921 config/m32c/t-m32c, config/m32c/m32c-modes.def,
12922 config/m32c/jump.md, config/m32c/shift.md,
12923 config/m32c/m32c-protos.h, config/libgloss.h,
12924 config/spu/spu-protos.h, config/spu/predicates.md,
12925 config/spu/spu-builtins.h, config/spu/spu.c,
12926 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
12927 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
12928 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
12929 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
12930 config/sparc/hypersparc.md, config/sparc/predicates.md,
12931 config/sparc/linux.h, config/sparc/sp64-elf.h,
12932 config/sparc/supersparc.md, config/sparc/cypress.md,
12933 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
12934 config/sparc/niagara.md, config/sparc/sparc.md,
12935 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
12936 config/sparc/sparc.opt, config/sparc/sync.md,
12937 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
12938 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
12939 config/sparc/sparc.c, config/sparc/little-endian.opt,
12940 config/sparc/sysv4-only.h, config/sparc/sparc.h,
12941 config/sparc/linux64.h, config/sparc/freebsd.h,
12942 config/sparc/sol2.h, config/sparc/rtemself.h,
12943 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
12944 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
12945 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
12946 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
12947 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
12948 config/m32r/linux.h, config/m32r/constraints.md,
12949 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
12950 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
12951 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
12952 config/i386/i386.md, config/i386/netware-crt0.c,
12953 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
12954 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
12955 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
12956 config/i386/sol2.h, config/i386/constraints.md,
12957 config/i386/netware-libgcc.c, config/i386/sysv5.h,
12958 config/i386/predicates.md, config/i386/geode.md,
12959 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
12960 config/i386/freebsd64.h, config/i386/vxworksae.h,
12961 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
12962 config/i386/rtemself.h, config/i386/netbsd-elf.h,
12963 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
12964 config/i386/netware.h, config/i386/i386-modes.def,
12965 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
12966 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
12967 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
12968 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
12969 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
12970 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
12971 config/i386/xm-mingw32.h, config/i386/linux64.h,
12972 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
12973 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
12974 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
12975 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
12976 config/i386/cygwin2.c, config/i386/i386-protos.h,
12977 config/i386/sync.md, config/i386/openbsd.h,
12978 config/i386/host-mingw32.c, config/i386/i386-aout.h,
12979 config/i386/nto.h, config/i386/biarch64.h,
12980 config/i386/i386-coff.h, config/i386/freebsd.h,
12981 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
12982 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
12983 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
12984 config/darwin-protos.h, config/linux.opt, config/sol2.c,
12985 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
12986 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
12987 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
12988 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
12989 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
12990 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
12991 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
12992 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
12993 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
12994 config/sh/superh64.h, config/sh/rtemself.h,
12995 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
12996 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
12997 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
12998 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
12999 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
13000 config/avr/predicates.md, config/avr/constraints.md,
13001 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
13002 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
13003 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
13004 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
13005 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
13006 config/c4x/c4x-modes.def, config/c4x/rtems.h,
13007 config/c4x/predicates.md, config/c4x/c4x.h,
13008 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
13009 config/xtensa/predicates.md, config/xtensa/xtensa.c,
13010 config/xtensa/linux.h, config/xtensa/xtensa.h,
13011 config/xtensa/elf.h, config/xtensa/xtensa.md,
13012 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
13013 config/xtensa/xtensa-protos.h, config/dbx.h,
13014 config/stormy16/predicates.md, config/stormy16/stormy16.md,
13015 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
13016 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
13017 config/host-solaris.c, config/fr30/fr30.h,
13018 config/fr30/predicates.md, config/fr30/fr30-protos.h,
13019 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
13020 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
13021 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
13022 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
13023 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
13024 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
13025 config/host-linux.c, config/interix3.h, config/cris/cris.c,
13026 config/cris/predicates.md, config/cris/linux.h,
13027 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
13028 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
13029 config/cris/aout.opt, config/cris/cris-protos.h,
13030 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
13031 config/iq2000/iq2000.h, config/iq2000/predicates.md,
13032 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
13033 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
13034 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
13035 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
13036 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
13037 config/chorus.h, config/mn10300/mn10300.c,
13038 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
13039 config/mn10300/mn10300.h, config/mn10300/linux.h,
13040 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
13041 config/mn10300/mn10300.md, config/ia64/predicates.md,
13042 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
13043 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
13044 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
13045 config/ia64/freebsd.h, config/ia64/ia64.md,
13046 config/ia64/ia64-modes.def, config/ia64/constraints.md,
13047 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
13048 config/gofast.h, config/rtems.h, config/sol2-10.h,
13049 config/m68k/predicates.md, config/m68k/m68k.md,
13050 config/m68k/linux.h, config/m68k/m68k-modes.def,
13051 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
13052 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
13053 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
13054 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
13055 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
13056 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
13057 config/m68k/constraints.md, config/m68k/rtemself.h,
13058 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
13059 config/m68k/uclinux.h, config/rs6000/power4.md,
13060 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
13061 config/rs6000/linux.h, config/rs6000/eabi.h,
13062 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
13063 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
13064 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
13065 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
13066 config/rs6000/windiss.h, config/rs6000/603.md,
13067 config/rs6000/aix41.h, config/rs6000/cell.md,
13068 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
13069 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
13070 config/rs6000/darwin.md, config/rs6000/darwin64.h,
13071 config/rs6000/default64.h, config/rs6000/7xx.md,
13072 config/rs6000/darwin.opt, config/rs6000/spe.md,
13073 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
13074 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
13075 config/rs6000/7450.md, config/rs6000/linux64.h,
13076 config/rs6000/constraints.md, config/rs6000/440.md,
13077 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
13078 config/rs6000/rs6000.c, config/rs6000/aix52.h,
13079 config/rs6000/rs6000.h, config/rs6000/power6.md,
13080 config/rs6000/predicates.md, config/rs6000/altivec.md,
13081 config/rs6000/aix64.opt, config/rs6000/rios1.md,
13082 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
13083 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
13084 config/rs6000/darwin7.h, config/rs6000/dfp.md,
13085 config/rs6000/linux64.opt, config/rs6000/sync.md,
13086 config/rs6000/vxworksae.h, config/rs6000/power5.md,
13087 config/rs6000/lynx.h, config/rs6000/biarch64.h,
13088 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
13089 config/rs6000/eabispe.h, config/rs6000/e500.h,
13090 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
13091 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
13092 config/rs6000/aix.h, config/rs6000/vxworks.h,
13093 config/rs6000/40x.md, config/rs6000/aix51.h,
13094 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
13095 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
13096 config/arc/arc.h, config/mcore/mcore-elf.h,
13097 config/mcore/mcore-protos.h, config/mcore/predicates.md,
13098 config/mcore/mcore.md, config/mcore/mcore.c,
13099 config/mcore/mcore.opt, config/mcore/mcore.h,
13100 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
13101 config/score/predicates.md, config/score/score-version.h,
13102 config/score/score-protos.h, config/score/misc.md,
13103 config/score/elf.h, config/score/score.c, config/score/mac.md,
13104 config/score/score7.md, config/score/score.h,
13105 config/score/score-conv.h, config/score/score-mdaux.c,
13106 config/score/score.md, config/score/score.opt,
13107 config/score/score-modes.def, config/score/score-mdaux.h,
13108 config/score/mul-div.S, config/arm/uclinux-elf.h,
13109 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
13110 config/arm/symbian.h, config/arm/linux-elf.h,
13111 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
13112 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
13113 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
13114 config/arm/strongarm-pe.h, config/arm/arm.h,
13115 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
13116 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
13117 config/arm/arm-modes.def, config/arm/linux-eabi.h,
13118 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
13119 config/arm/arm-cores.def, config/arm/arm-protos.h,
13120 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
13121 config/arm/wince-pe.h, config/arm/neon.md,
13122 config/arm/constraints.md, config/arm/neon.ml,
13123 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
13124 config/arm/arm.opt, config/arm/arm926ejs.md,
13125 config/arm/predicates.md, config/arm/iwmmxt.md,
13126 config/arm/arm_neon.h, config/arm/unknown-elf.h,
13127 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
13128 config/arm/neon-testgen.ml, config/arm/arm.md,
13129 config/arm/xscale-coff.h, config/arm/pe.c,
13130 config/arm/arm-generic.md, config/arm/pe.h,
13131 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
13132 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
13133 config/arm/strongarm-elf.h, config/arm/cirrus.md,
13134 config/arm/netbsd-elf.h, config/arm/vxworks.h,
13135 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
13136 config/pa/predicates.md, config/pa/pa64-hpux.h,
13137 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
13138 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
13139 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
13140 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
13141 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
13142 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
13143 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
13144 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
13145 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
13146 config/pa/pa64-regs.h, config/pa/pa-modes.def,
13147 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
13148 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
13149 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
13150 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
13151 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
13152 config/mips/linux64.h, config/mips/elforion.h,
13153 config/mips/constraints.md, config/mips/generic.md,
13154 config/mips/predicates.md, config/mips/4300.md,
13155 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
13156 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
13157 config/mips/5k.md, config/mips/vr4120-div.S,
13158 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
13159 config/mips/mips-protos.h, config/mips/6000.md,
13160 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
13161 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
13162 config/mips/mips-modes.def, config/mips/vr.h,
13163 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
13164 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
13165 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
13166 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
13167 config/vax/openbsd1.h, config/vax/netbsd.h,
13168 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
13169 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
13170 config/h8300/rtems.h, config/h8300/predicates.md,
13171 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
13172 config/h8300/h8300.md, config/h8300/h8300.opt,
13173 config/h8300/coff.h, config/h8300/h8300-protos.h,
13174 config/v850/v850.md, config/v850/predicates.md,
13175 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
13176 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
13177 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
13178 config/mmix/mmix.h, config/mmix/predicates.md,
13179 config/mmix/mmix-protos.h, config/mmix/mmix.md,
13180 config/mmix/mmix.c, config/mmix/mmix.opt,
13181 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
13182 config/bfin/rtems.h, config/bfin/bfin-modes.def,
13183 config/bfin/predicates.md, config/bfin/bfin-protos.h,
13184 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
13187 2007-08-02 Richard Sandiford <richard@codesourcery.com>
13189 * emit-rtl.c (reset_used_decls): Rename to...
13190 (set_used_decls): ...this. Set the used flag rather than clearing it.
13191 (unshare_all_rtl_again): Update accordingly. Set flags on argument
13192 DECL_RTLs rather than resetting them.
13194 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
13196 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
13198 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
13200 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
13201 argument to find_reloads_address.
13203 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
13205 PR tree-optimization/32919
13206 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
13207 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
13208 (coalesce_ssa_name): Call it.
13210 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
13211 David Ung <davidu@mips.com>
13213 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
13214 (__mips16_unorddf2, __mips16_floatunsidf): New.
13215 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
13217 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
13219 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
13221 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
13222 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
13223 * tree.h (OMP_SECTIONS_CONTROL): New macro.
13224 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
13225 * omp-low.c (get_ws_args_for, determine_parallel_type,
13226 expand_omp_for_generic, expand_omp_for_static_nochunk,
13227 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
13228 Work with more precise CFG.
13229 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
13230 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
13232 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
13233 * gimple-low.c (lower_stmt): Ditto.
13234 * tree-inline.c (estimate_num_insns_1): Ditto.
13235 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
13236 (OMP_SECTIONS_SWITCH): New.
13237 * tree-cfgcleanup.c (cleanup_omp_return): New.
13238 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
13239 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
13240 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
13241 (tree_redirect_edge_and_branch): Handle omp constructs.
13243 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
13244 with three arguments.
13246 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
13248 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
13249 in loop closed ssa.
13251 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
13253 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
13254 the loop structures may need fixing.
13255 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
13257 (cleanup_tree_cfg_loop): Removed.
13258 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
13259 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
13260 instead of running cleanup_tree_cfg_loop.
13261 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
13262 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
13263 (tree_predictive_commoning): Declaration changed.
13264 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
13266 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
13268 * doc/invoke.texi (l1-cache-size): Update documentation.
13269 (l2-cache-size): Document.
13270 * params.h (L2_CACHE_SIZE): New macro.
13271 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
13272 that L1_CACHE_SIZE is in kB now.
13273 (L2_CACHE_SIZE_BYTES): New macro.
13274 (tree_ssa_prefetch_arrays): Show size in kB.
13275 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
13276 and l2_cache_size fields.
13277 * config/i386/driver-i386.c (describe_cache): Detect cache size
13279 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
13280 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
13281 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
13282 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
13283 (override_options): Set l1-cache-size and l2-cache-size to default
13284 values if not specified otherwise.
13285 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
13286 (PARAM_L2_CACHE_SIZE): New.
13288 2007-08-01 Nigel Stephens <nigel@mips.com>
13289 David Ung <davidu@mips.com>
13290 Thiemo Seufer <ths@mips.com>
13291 Chris Dearman <chris@mips.com>
13292 Richard Sandiford <richard@codesourcery.com>
13294 * config.gcc (mips*-sde-elf*): New stanza.
13295 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
13296 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
13297 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
13298 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
13299 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
13300 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
13302 * config/mips/sde.h: New file.
13303 * config/mips/t-libgcc-mips16: Likewise.
13304 * config/mips/t-sde: Likewise.
13305 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
13306 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
13307 _MIPS_FPSET and _MIPS_SZINT.
13308 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
13309 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
13310 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
13311 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
13312 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13313 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13314 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
13315 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
13316 _MIPS_SZPTR and _MIPS_FPSET.
13317 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
13318 architecture is specified.
13319 (MIPS_32BIT_OPTION_SPEC): New macro.
13321 2007-07-31 Dan Hipschman <dsh@google.com>
13323 * gcc.c (end_going_arg): New function.
13324 (do_spec_2): Use it.
13325 (do_spec_1): Use it.
13327 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
13329 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
13330 only if ENABLE_CHECKING is defined.
13332 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
13334 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
13335 df_ru_add_problem, df_ru_get_bb_info): Removed.
13336 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
13337 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
13338 df_ru_free_bb_info, df_ru_alloc,
13339 df_ru_bb_local_compute_process_def,
13340 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
13341 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
13342 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
13343 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
13344 df_ru_add_problem): Removed.
13346 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13349 * pa.md (casesi32): Use match_scratch. Revise insn condition.
13350 (casesi32p, casesi64p): Likewise.
13351 (casesi): Adjust for above.
13353 2007-07-31 Richard Sandiford <richard@codesourcery.com>
13355 * mode-switching.c (create_pre_exit): Don't search past calls.
13357 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
13359 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
13361 2007-07-31 Revital Eres <eres@il.ibm.com>
13363 * ddg.c (add_deps_for_def): Rename to...
13364 (add_cross_iteration_register_deps): This. Change implementation
13365 to use only reaching def and def-use chains to construct the
13366 inter loop dependencies.
13367 (add_deps_for_use): Remove function.
13368 (build_inter_loop_deps): Call add_cross_iteration_register_deps
13369 function to build the inter loop dependencies.
13370 * modulo-sched.c (sms_schedule): Build only
13371 reaching def and def-use chains for the propose of the ddg
13374 2007-07-31 Julian Brown <julian@codesourcery.com>
13376 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
13377 New define_insns. Use correct RTL.
13378 (vec_set<mode>): Write as expander.
13380 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
13382 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
13383 to an unallocated space.
13385 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
13388 (split_constant_offset): Enable split_constant_offset to extract
13389 constants from other statements.
13390 * tree-vect-transform.c
13391 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
13392 to a temp var. Force base_offset to be simple.
13394 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
13396 * df-scan.c (df_scan_verify): Remove artificial limit on
13397 the number of blocks for verification.
13398 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
13399 df_simulate_defs): Avoid unnecessary insn checking for defs.
13401 2007-07-29 Mark Mitchell <mark@codesourcery.com>
13403 * config/m68k/lb1sf68.asm (FUNC): New macro.
13404 (__mulsi3): Use it.
13405 (__udivsi3): Likewise.
13406 (__divsi3): Likewise.
13407 (__umodsi3): Likewise.
13408 (__modsi3): Likewise.
13409 (__subdf3): Likewise.
13410 (__adddf3): Likewise.
13411 (__muldf3): Likewise.
13412 (__divdf3): Likewise.
13413 (__negdf2): Likewise.
13414 (__cmpdf2): Likewise.
13415 (__subsf3): Likewise.
13416 (__addsf3): Likewise.
13417 (__mulsf3): Likewise.
13418 (__divsf3): Likewise.
13419 (__negsf2): Likewise.
13420 (__cmpsf2): Likewise.
13421 (__eqdf2): Likewise.
13422 (__nedf2): Likewise.
13423 (__gtdf2): Likewise.
13424 (__gedf2): Likewise.
13425 (__ltdf2): Likewise.
13426 (__ledf2): Likewise.
13427 (__eqsf2): Likewise.
13428 (__nesf2): Likewise.
13429 (__gtsf2): Likewise.
13430 (__gesf2): Likewise.
13431 (__ltsf2): Likewise.
13432 (__lesf2): Likewise.
13434 2007-07-30 Ollie Wild <aaw@google.com>
13436 * c-ppoutput.c (print_lines_directives_only): New function.
13437 (scan_translation_unit_directives_only): New function.
13438 (preprocess_file): Add call to scan_translation_unit_directives_only.
13439 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
13440 (sanitize_cpp_opts): Add default flag_dump_macros setting for
13441 -fdirectives-only. Add errors for -fdirectives-only conflict with
13442 -Wunused-macros and -traditional.
13443 (finish_options): Add builtin macro initialization for
13444 -fdirectives-only + -fpreprocessed.
13445 * c.opt (fdirectives-only): New.
13446 * doc/cppopts.texi (fdirectives-only): New.
13448 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13450 * alias.c (record_set, memory_modified_1): Constify.
13451 * bt-load.c (note_btr_set): Likewise.
13452 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
13453 * combine.c (set_nonzero_bits_and_sign_copies,
13454 expand_field_assignment, record_dead_and_set_regs_1,
13455 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
13456 likely_spilled_retval_1): Likewise.
13457 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
13458 frv_io_handle_set): Likewise.
13459 * config/mips/mips.c (mips_sim_record_set,
13460 vr4130_true_reg_dependence_p_1): Likewise.
13461 * config/mt/mt.c (insn_dependent_p_1): Likewise.
13462 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
13463 * config/sh/sh.c (flow_dependent_p_1): Likewise.
13464 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
13465 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
13466 * ddg.c (mark_mem_store): Likewise.
13467 * df-problems.c (df_urec_mark_reg_change): Likewise.
13468 * function.c (update_epilogue_consts): Likewise.
13469 * gcse.c (record_set_info, record_last_set_info,
13470 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
13471 reg_clear_last_set): Likewise.
13472 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
13474 * jump.c (reversed_comparison_code_parts): Likewise.
13475 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
13476 reg_is_set): Likewise.
13477 * loop-iv.c (mark_altered): Likewise.
13478 * mode-switching.c (reg_becomes_live): Likewise.
13479 * optabs.c (no_conflict_move_test): Likewise.
13480 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
13482 * postreload.c (reload_combine_note_store, move2add_note_store):
13484 * regmove.c (flags_set_1): Likewise.
13485 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
13487 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
13489 * resource.c (update_live_status): Likewise.
13490 * rtl.h (set_of, note_stores): Likewise.
13491 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
13492 note_stores, parms_set): Likewise.
13493 * sched-rgn.c (sets_likely_spilled_1): Likewise.
13494 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
13496 * var-tracking.c (count_stores, add_stores): Likewise.
13498 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13500 * alias.c (mems_in_disjoint_alias_sets_p,
13501 fixed_scalar_and_varying_struct_p, aliases_everything_p,
13502 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
13503 write_dependence_p, mems_in_disjoint_alias_sets_p,
13504 read_dependence, true_dependence, canon_true_dependence,
13505 anti_dependence, output_dependence): Constify.
13506 * combine.c (extended_count): Likewise.
13507 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
13508 * cselib.c (get_value_hash, references_value_p,
13509 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
13510 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
13511 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
13512 * function.c (contains, prologue_epilogue_contains,
13513 sibcall_epilogue_contains): Likewise.
13514 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
13515 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
13516 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
13517 reg_or_subregno): Likewise.
13518 * recog.c (asm_noperands): Likewise.
13519 * reload1.c (function_invariant_p): Likewise.
13520 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
13521 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
13522 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
13523 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
13524 true_regnum, reg_or_subregno, condjump_in_parallel_p,
13525 extended_count, prologue_epilogue_contains,
13526 sibcall_epilogue_contains, function_invariant_p, true_dependence,
13527 canon_true_dependence, read_dependence, anti_dependence,
13528 output_dependence): Likewise.
13529 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
13531 2007-07-30 Julian Brown <julian@codesourcery.com>
13533 * config/arm/neon.md (V_ext): New mode attribute.
13534 (neon_vget_lane<mode>): Replace with define_expand.
13535 (neon_vget_lane<mode>_sext_internal)
13536 (neon_vget_lane<mode>_zext_internal): New define_insns for double
13537 and quad precision vectors.
13538 (neon_vget_lanedi): Add bounds check. Remove dead comment.
13539 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
13540 have typeless 32-bit result.
13542 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
13545 * tree-affine.h (aff_tree): The type of rest is sizetype for types
13547 * tree-affine.c (aff_combination_scale): If type is a pointer type,
13548 use sizetype for rest.
13549 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
13550 (aff_combination_convert): Don't convert rest for pointer types.
13552 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
13554 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
13556 * tree-ssa-alias.c: Add alloc-pool.h.
13557 (init_alias_info): Free alias_bitmap_obstack.
13558 (delete_alias_info): Call delete_mem_ref_stats.
13559 (get_mem_sym_stats_for): Use alloc_pool.
13560 (init_mem_ref_stats): Do not delete mem_ref_stats here.
13561 (delete_mem_sym_stats): Removed.
13563 2007-07-29 Sebastian Pop <sebpop@gmail.com>
13565 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
13566 functions cannot be represented as classical distance vectors.
13568 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13570 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
13571 * builtins.c (validate_arg, builtin_mathfn_code,
13572 validate_arglist): Likewise.
13573 * calls.c (call_expr_flags): Likewise.
13574 * combine.c (reg_nonzero_bits_for_combine,
13575 reg_num_sign_bit_copies_for_combine, get_last_value,
13576 reg_truncated_to_mode): Likewise.
13577 * emit-rtl.c (subreg_lowpart_p): Likewise.
13578 * expr.c (highest_pow2_factor_for_target,
13579 categorize_ctor_elements_1, categorize_ctor_elements,
13580 count_type_elements, contains_packed_reference,
13581 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
13582 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
13583 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
13584 native_encode_int, native_encode_real, native_encode_complex,
13585 native_encode_vector, native_encode_expr, native_interpret_int,
13586 native_interpret_real, native_interpret_complex,
13587 native_interpret_vector, native_interpret_expr): Likewise.
13588 * function.c (use_register_for_decl): Likewise.
13589 * gimplify.c (get_name): Likewise.
13590 * langhooks-def.h (lhd_return_null_const_tree): New.
13591 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
13592 * langhooks.c (lhd_return_null_const_tree): New.
13593 * langhooks.h (lang_get_callee_fndecl): Constify.
13594 * output.h (constructor_static_from_elts_p): Likewise.
13595 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
13596 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
13597 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
13598 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
13599 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
13600 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
13601 * rtlhooks-def.h (reg_nonzero_bits_general,
13602 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
13604 * rtlhooks.c (reg_num_sign_bit_copies_general,
13605 reg_nonzero_bits_general, reg_truncated_to_mode_general):
13607 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
13608 * stor-layout.c (mode_for_size_tree): Likewise.
13609 * tree-ssa-loop-im.c (memref_eq): Likewise.
13610 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
13611 * tree.c (contains_placeholder_p, type_list_equal,
13612 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
13614 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
13615 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
13616 contains_placeholder_p, contains_packed_reference,
13617 get_callee_fndecl, operand_equal_for_phi_arg_p,
13618 warn_if_unused_value, is_body_block, native_encode_expr,
13619 native_interpret_expr, fold_convertible_p, operand_equal_p,
13620 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
13621 validate_arglist, simple_cst_equal, type_list_equal,
13622 use_register_for_decl, call_expr_flags, get_name,
13623 highest_pow2_factor): Likewise.
13624 (const_call_expr_arg_iterator_d,
13625 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
13626 first_const_call_expr_arg, more_const_call_expr_args_p,
13627 FOR_EACH_CONST_CALL_EXPR_ARG): New.
13628 * varasm.c (constructor_static_from_elts_p): Constify.
13630 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
13632 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
13633 config/arm/neon-schedgen.ml, config/arm/neon.ml,
13634 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
13635 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
13636 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
13637 tree-vect-transform.c, tree.def: Fix comment typos. Follow
13638 spelling conventions.
13639 * doc/invoke.texi: Follow spelling conventions.
13641 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
13642 Revital Eres <eres@il.ibm.com>
13644 * modulo-sched.c (sms_schedule): Avoid loops which includes
13645 auto-increment instructions.
13647 2007-07-28 Richard Guenther <rguenther@suse.de>
13649 PR middle-end/32920
13650 * fold-const.c (fold_cond_expr_with_comparison): Convert
13651 operand zero of MIN/MAX_EXPR to correct type.
13653 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13655 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
13656 flags_from_decl_or_type): Constify.
13657 * gcc.c (do_spec_1): Likewise.
13658 * print-tree.c (dump_addr, print_node_brief): Likewise.
13659 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
13660 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
13661 tree_purge_all_dead_eh_edges): Likewise.
13662 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
13663 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
13665 * tree.c (expr_location, expr_has_location, expr_locus,
13666 expr_filename, expr_lineno, get_inner_array_type,
13667 fields_compatible_p): Likewise.
13668 * tree.h (get_inner_array_type, fields_compatible_p,
13669 expr_location, expr_has_location, expr_locus, expr_filename,
13670 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
13671 setjmp_call_p, alloca_call_p): Likewise.
13673 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
13675 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
13676 TV_FLOW_INSENSITIVE.
13678 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
13680 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
13681 (compute_flow_insensitive_aliasing): Ditto for
13682 TV_FLOW_INSENSITIVE.
13684 2007-07-27 Jan Hubicka <jh@suse.cz>
13686 * config/i386/i386.c (register_move_cost): Remove accidentally
13687 comitted #if 0 block.
13689 * attribs.c: Include hashtab.h
13690 (attribute_hash): New.
13691 (substring): New structure.
13692 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
13694 (init_attributes): Initialize attribute hash.
13695 (decl_attributes): Use attribute hash.
13696 * Makefile.in (attribs.c): Depend on hashtab.h.
13698 2007-07-27 Steve Ellcey <sje@cup.hp.com>
13700 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
13702 2007-07-27 Richard Sandiford <richard@codesourcery.com>
13704 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
13705 __mips_dspr2 and __mips_dsp_rev macros.
13706 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
13708 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
13710 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
13712 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
13714 PR middle-end/32749
13716 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
13717 and the updating of the live and do_not_gen sets.
13718 (df_note_bb_compute): Added updating of live and do_not_gen sets
13719 for regular defs so that the case of clobber inside conditional
13720 call is processed correctly.
13722 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
13724 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
13725 operands with compatible type.
13727 2007-07-27 Richard Sandiford <richard@codesourcery.com>
13729 * expr.h (store_bit_field): Don't return a value.
13730 * expmed.c (check_predicate_volatile_ok): New function.
13731 (store_bit_field_1): New function, extracted from store_bit_field.
13732 Take a fallback_p argument and return true if the operation succeeded.
13733 Only use store_fixed_bit_field if fallback_p. Don't recompute
13734 mode_for_extraction; use op_mode instead. Try forcing memories
13735 into registers if the insv expander fails.
13736 (store_bit_field): Use store_bit_field_1 with fallback_p true.
13737 Don't return a value.
13738 (convert_extracted_bit_field): New function, extracted from
13740 (extract_bit_field_1): Likewise. Take a fallback_p argument
13741 and return NULL if the operation succeeded. Only use
13742 extract_fixed_bit_field if fallback_p. Only calculate one
13743 extraction mode. Combine code for extv and extzv. Try forcing
13744 memories into registers if the ext(z)v expander fails.
13745 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
13747 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
13749 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
13751 (df_ref): Likewise. Put regno with other integer fields.
13753 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
13755 * df.h (df_mw_hardreg): Remove "loc" field.
13756 * df-scan.c (df_ref_record): Don't set it. Remove redundant
13758 * df-problems.c (df_whole_mw_reg_unused_p): New function,
13759 split out from df_set_unused_notes_for_mw. Return false for
13760 partial references. Assert that mw_reg is a REG when returning true.
13761 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
13762 (df_whole_mw_reg_dead_p): New function, split out from
13763 df_set_dead_notes_for_mw. Return false for partial references.
13764 Assert that mw_reg is a REG when returning true.
13765 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
13766 Remove redundant bitmap check.
13768 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
13770 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
13771 ($(T)crtend.o): Likwise.
13772 ($(T)crtbeginS.o): Likwise.
13773 ($(T)crtendS.o): Likwise.
13774 ($(T)crtfastmath.o): Likwise.
13776 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
13778 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
13779 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
13780 * basic-block.h (struct control_flow_graph): Added x_dom_computed
13781 and x_n_bbs_in_dom_tree fields.
13783 2007-07-26 Steve Ellcey <sje@cup.hp.com>
13785 PR tree-optimization/32087
13786 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
13787 Do not call scale_bbs_frequencies_int with prob of zero.
13789 2007-07-26 Julian Brown <julian@codesourcery.com>
13791 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
13792 (neon_element_bits): Add prototypes.
13793 * config/arm/arm.c (bounds_check, neon_lane_bounds)
13794 (neon_const_bounds, neon_element_bits): New functions.
13795 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
13796 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
13797 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
13798 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
13799 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
13800 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
13801 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
13802 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
13803 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
13804 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
13805 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
13806 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
13807 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
13809 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
13811 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
13812 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
13814 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
13815 Julian Brown <julian@codesourcery.com>
13817 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
13818 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
13819 * config/arm/cortex-a8.md: New.
13820 * config/arm/cortex-a8-neon.md: New.
13821 * config/arm/neon-schedgen.ml: New.
13822 * config/arm/neon.md (vqh_mnem): New.
13824 (Is_float_mode): New.
13825 (Scalar_mul_8_16): New.
13827 (V_mode_nunits): New.
13828 (All instruction patterns): Annotate with neon_type attribute
13830 * config/arm/arm.md: Include cortex-a8.md.
13831 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
13833 Annotate instruction patterns accordingly.
13834 (generic_sched): Do not use generic scheduling for Cortex-A8.
13835 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
13837 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
13839 * fold-const.c (fold_read_from_constant_string): Use
13840 build_int_cst_type.
13841 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
13843 2007-07-26 Nick Clifton <nickc@redhat.com>
13845 * tree-ssa-operands.h: Change copyright header to refer to version
13846 3 of the GNU General Public License and to point readers at the
13847 COPYING3 file and the FSF's license web page.
13848 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
13849 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
13850 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
13851 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
13852 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
13853 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
13854 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
13855 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
13856 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
13857 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
13858 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
13859 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
13860 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
13861 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
13862 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
13863 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
13864 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
13865 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
13866 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
13867 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
13868 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
13869 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
13870 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
13871 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
13872 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
13873 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
13874 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
13875 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
13876 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
13877 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
13878 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
13879 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
13880 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
13881 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
13882 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
13883 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
13884 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
13885 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
13886 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
13887 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
13888 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
13889 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
13890 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
13891 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
13892 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
13893 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
13894 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
13895 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
13896 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
13897 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
13898 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
13899 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
13900 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
13901 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
13902 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
13903 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
13904 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
13905 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
13906 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
13907 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
13908 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
13909 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
13910 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
13911 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
13912 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
13913 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
13914 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
13915 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
13916 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
13917 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
13918 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
13919 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
13920 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
13921 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
13922 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
13923 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
13924 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
13925 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
13926 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
13927 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
13928 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
13929 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
13930 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
13931 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
13932 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
13933 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
13934 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
13935 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
13936 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
13937 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
13938 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
13939 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
13940 vecprim.h, basic-block.h, tree-ssa-structalias.c,
13941 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
13942 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
13943 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
13944 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
13945 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
13946 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
13947 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
13948 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
13949 convert.c, convert.h, langhooks-def.h, reload1.c,
13950 tree-ssa-operands.c: Likewise.
13952 2007-07-26 Jan Hubicka <jh@suse.cz>
13954 * tree-ssa-live.c: Include debug.h and flags.h.
13955 (mark_scope_block_unused): New function.
13956 (remove_unused_scope_block_p): New function.
13957 (remove_unused_locals): Remove unused blocks too.
13959 2007-07-25 Ian Lance Taylor <iant@google.com>
13961 * combine.c (combine_max_regno): Remove. Remove all uses.
13962 (struct reg_stat_struct): Rename from struct reg_stat.
13963 (reg_stat_type): Define, and declare VECs.
13964 (reg_stat): Change from pointer to VEC. Change all uses.
13965 (combine_split_insns): New static function.
13966 (try_combine, find_split_point): Call it instead of split_insns.
13968 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13970 * cfghooks.c (split_block): Fix the information about loop latch.
13972 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13974 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
13976 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13978 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
13979 Scan the new edge for loop exit info.
13981 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
13983 * config/darwin.c: Include debug.h.
13985 2007-07-25 Steve Ellcey <sje@cup.hp.com>
13988 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
13990 2007-07-25 Steve Ellcey <sje@cup.hp.com>
13992 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
13993 (HARD_REGNO_MODE_OK): Ditto.
13994 (MODES_TIEABLE_P): Ditto.
13995 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
13996 (CLASS_MAX_NREGS): Ditto.
13997 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
13998 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
13999 (divdf3_internal_thr): Removed.
14000 * config/ia64/div.md: New file.
14001 * config/ia64/constraints.md: Add H constraint.
14003 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14005 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
14006 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
14007 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
14008 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
14009 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
14010 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
14011 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
14012 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
14013 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
14014 dump_sbitmap_file, debug_sbitmap, popcount_table,
14015 sbitmap_popcount): Constify.
14016 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
14017 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
14018 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
14019 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
14020 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
14021 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
14022 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
14023 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
14024 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
14025 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
14026 sbitmap_popcount, sbitmap_verify_popcount): Constify.
14028 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14030 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
14031 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
14032 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
14033 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
14034 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
14035 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
14036 bitmap_intersect_p, bitmap_intersect_compl_p,
14037 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
14038 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
14040 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
14041 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
14042 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
14043 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
14044 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
14045 debug_bitmap, debug_bitmap_file, bitmap_print,
14046 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
14047 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
14049 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
14051 * config/darwin.c (darwin_override_options): Additional fix for
14052 debug info formats that don't support var tracking.
14054 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14056 * cselib.c (entry_and_rtx_equal_p): Constify.
14057 * gengtype.c (output_mangled_typename, write_types, write_local):
14059 * gengtype.h (const_type_p): New.
14060 * see.c (eq_descriptor_extension, hash_descriptor_extension):
14062 * tlink.c (scan_linker_output): De-constify.
14063 * tree-ssa-loop-im.c (memref_eq): Constify.
14064 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
14065 (shared_bitmap_hash, shared_bitmap_eq): Constify.
14067 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14069 * c-common.c (fname_as_string, c_type_hash): Constify.
14070 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
14071 * cgraph.c (edge_hash, edge_eq): Likewise.
14072 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
14073 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
14074 reg_attrs_htab_eq): Likewise.
14075 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
14077 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
14078 const_decl_t, const_state_t, const_automata_list_el_t): New.
14079 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
14080 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
14081 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
14082 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
14083 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
14084 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
14085 compare_max_occ_cycle_nums, out_state_arcs_num,
14086 compare_transition_els_num, units_cmp, state_reservs_cmp):
14088 * genmodes.c (cmp_modes): Likewise.
14089 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
14090 * gimplify.c (compare_case_labels): Likewise.
14091 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
14092 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
14093 * matrix-reorg.c (mtt_info_hash): Likewise.
14094 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
14095 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
14096 (htab_hash_bucket, htab_hash_elem): Constify.
14097 * tree-browser.c (TB_parent_eq): Likewise.
14098 * tree-scalar-evolution.c (hash_scev_info): Likewise.
14099 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
14100 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
14101 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
14103 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
14104 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
14105 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
14106 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
14107 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
14109 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
14110 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
14111 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
14112 * tree-ssa-threadupdate.c (redirection_data_hash,
14113 redirection_data_eq): Likewise.
14114 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
14115 * tree-ssa.c (var_ann_eq): Likewise.
14116 * tree-vrp.c (compare_case_labels): Likewise.
14117 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
14118 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
14119 tree_not_check_failed, tree_class_check_failed,
14120 tree_range_check_failed, tree_not_class_check_failed,
14121 omp_clause_check_failed, omp_clause_range_check_failed,
14122 tree_contains_struct_check_failed, tree_operand_check_failed):
14124 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
14125 tree_not_check_failed, tree_class_check_failed,
14126 tree_range_check_failed, tree_not_class_check_failed,
14127 tree_operand_check_failed, omp_clause_operand_check_failed,
14128 tree_operand_length): Likewise.
14129 * var-tracking.c (const_variable): New.
14130 (variable_htab_hash, variable_htab_eq): Constify.
14131 * varasm.c (const_desc_hash): Likewise.
14133 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14135 * expr.c (handled_component_p): Constify.
14136 * fold-const.c (fit_double_type): Likewise.
14137 * real.h (real_value_from_int_cst): Likewise.
14138 * tree-flow-inline.h (gimple_in_ssa_p,
14139 gimple_aliases_computed_p, gimple_addressable_vars,
14140 gimple_call_clobbered_vars, gimple_referenced_vars,
14141 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
14142 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
14143 may_aliases, end_readonly_imm_use_p, has_zero_uses,
14144 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
14145 is_label_stmt, is_global_var, phi_ssa_name_p,
14146 factoring_name_p, is_call_clobbered, tree_common_ann,
14147 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
14148 unmodifiable_var_p, array_ref_contains_indirect_ref,
14149 ref_contains_array_ref, lookup_subvars_for_var,
14150 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
14151 gimple_mem_ref_stats): Likewise.
14152 * tree-flow.h (tree_common_ann, var_ann, function_ann,
14153 may_aliases, is_exec_stmt, is_label_stmt,
14154 ref_contains_array_ref, array_ref_contains_indirect_ref,
14155 var_can_have_subvars, overlap_subvar, is_call_clobbered,
14156 unmodifiable_var_p): Likewise.
14157 * tree-gimple.c (is_gimple_min_invariant): Likewise.
14158 * tree-gimple.h (is_gimple_min_invariant): Likewise.
14159 * tree.c (type_hash_list, attribute_hash_list, tree_size,
14160 cst_and_fits_in_hwi, real_value_from_int_cst,
14161 build_real_from_int_cst, integer_zerop, integer_onep,
14162 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
14163 tree_floor_log2, real_zerop, real_onep, real_twop,
14164 real_minus_onep, really_constant_p, purpose_member, chain_member,
14165 list_length, fields_length, int_size_in_bytes, bit_position,
14166 int_bit_position, byte_position, int_byte_position, expr_align,
14167 array_type_nelts, tree_node_structure,
14168 type_contains_placeholder_1, iterative_hash_pointer,
14169 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
14170 tree_map_base_eq, type_hash_list, type_hash_eq,
14171 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
14172 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
14173 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
14174 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
14175 int_fits_type_p, get_containing_scope, decl_function_context,
14176 decl_type_context, omp_clause_operand_check_failed,
14177 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
14178 * tree.h (omp_clause_operand_check_failed, tree_size,
14179 build_real_from_int_cst, array_type_nelts, purpose_member,
14180 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
14181 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
14182 is_attribute_p, check_qualified_type, expr_align,
14183 int_size_in_bytes, bit_position, int_bit_position, byte_position,
14184 int_byte_position, list_length, fields_length, initializer_zerop,
14185 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
14186 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
14187 tree_node_structure, handled_component_p, get_containing_scope,
14188 decl_function_context, decl_type_context, real_zerop,
14189 type_num_arguments, fit_double_type, really_constant_p,
14190 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
14191 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
14192 real_twop, real_minus_onep, int_cst_value): Likewise.
14194 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14196 * cfglayout.c (insn_scope, insn_line): Constify.
14197 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
14198 const_double_htab_hash, const_double_htab_eq,
14199 mem_attrs_htab_hash): Likewise.
14200 * loop-iv.c (biv_eq): Likewise.
14201 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
14202 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
14203 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
14205 * rtl-error.c (location_for_asm, diagnostic_for_asm,
14206 error_for_asm, warning_for_asm, _fatal_insn,
14207 _fatal_insn_not_found): Likewise.
14208 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
14209 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
14210 rtl_check_failed_type2, rtl_check_failed_code1,
14211 rtl_check_failed_code2, rtl_check_failed_code_mode,
14212 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
14213 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
14214 rtl_check_failed_type2, rtl_check_failed_code1,
14215 rtl_check_failed_code2, rtl_check_failed_code_mode,
14216 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
14217 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
14218 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
14219 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
14220 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
14221 rtx_unstable_p, get_integer_term, get_related_value,
14222 offset_within_block_p, reg_mentioned_p, count_occurrences,
14223 reg_referenced_p, reg_used_between_p, no_labels_between_p,
14224 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
14225 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
14226 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
14227 find_constant_src, find_reg_fusage, find_regno_fusage,
14228 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
14229 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
14230 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
14231 computed_jump_p, auto_inc_p, in_expr_list_p,
14232 remove_node_from_expr_list, loc_mentioned_in_p,
14233 label_is_jump_target_p, reversed_comparison_code_parts,
14234 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
14235 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
14236 print_inline_rtx): Likewise.
14237 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
14238 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
14239 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
14240 get_integer_term, get_related_value, offset_within_block_p,
14241 count_occurrences, reg_mentioned_p, no_labels_between_p,
14242 reg_used_between_p, reg_referenced_p, single_set_2,
14243 multiple_sets, set_noop_p, refers_to_regno_p,
14244 reg_overlap_mentioned_p, dead_or_set_p,
14245 covers_regno_no_parallel_p, covers_regno_p,
14246 dead_or_set_regno_p, find_reg_note, find_regno_note,
14247 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
14248 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
14249 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
14250 side_effects_p, may_trap_p_1, may_trap_p,
14251 may_trap_after_code_motion_p, may_trap_or_fault_p,
14252 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
14253 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
14254 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
14255 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
14256 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
14258 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
14259 warning_for_asm): Likewise.
14260 * tree.h (print_rtl): Likewise.
14261 * varasm.c (get_pool_mode): Likewise.
14263 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14265 * c-lex.c (c_lex_with_flags, lex_string): Constify.
14266 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
14267 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
14268 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
14269 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
14270 * ddg.c (compare_sccs): Likewise.
14271 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
14272 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
14273 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
14274 decimal_do_fix_trunc, decimal_real_to_integer,
14275 decimal_real_to_integer2, decimal_real_maxval): Likewise.
14276 * dse.c (const_group_info_t): New.
14277 (invariant_group_base_eq, invariant_group_base_hash): Constify.
14278 * dwarf2out.c (const_dw_die_ref): New.
14279 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
14280 * tree-browser.c (TB_parent_eq): Likewise.
14281 * unwind-dw2-fde.c (__register_frame_info_bases,
14282 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
14283 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
14285 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
14286 * unwind-dw2.c (uw_frame_state_for): Likewise.
14287 * value-prof.c (histogram_hash, histogram_eq): Likewise.
14288 * value-prof.h (const_histogram_value): New.
14290 2007-07-25 Richard Sandiford <richard@codesourcery.com>
14292 * config/mips/mips.c (machine_function): Add
14293 initialized_mips16_gp_pseudo_p.
14294 (mips16_gp_pseudo_reg): Do not emit the initialization of
14295 mips16_gp_pseudo_rtx when being called from the gimple cost-
14296 calculation routines; emit it on the first use outside those
14299 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14301 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
14304 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
14305 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
14306 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
14307 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
14308 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
14309 Preserve const-ness of parameters through use of __typeof(),
14310 also constify and tidy.
14312 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
14313 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
14314 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
14315 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
14316 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
14317 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
14318 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
14319 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
14320 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
14322 2007-07-25 Julian Brown <julian@codesourcery.com>
14323 Mark Shinwell <shinwell@codesourcery.com>
14325 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
14326 (alpha_mangle_type): This.
14327 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14328 (TARGET_MANGLE_TYPE): Define this instead.
14329 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
14330 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
14331 (arm_init_neon_builtins): Fix comment.
14332 (arm_mangle_map_entry): New.
14333 (arm_mangle_map): New.
14334 (arm_mangle_type): New.
14335 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
14336 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
14337 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
14338 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14339 (TARGET_MANGLE_TYPE): Define this instead.
14340 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
14341 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
14342 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
14343 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14344 (TARGET_MANGLE_TYPE): Define this instead.
14345 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
14347 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
14348 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14349 (TARGET_MANGLE_TYPE): Define this instead.
14350 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
14351 (s390_mangle_type): This.
14352 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14353 (TARGET_MANGLE_TYPE): Define this instead.
14354 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
14355 (sparc_mangle_type): This.
14356 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14357 (TARGET_MANGLE_TYPE): Define this instead.
14358 * cp/mangle.c (write_type): Call mangle_type target hook on all
14359 types before mangling. Use original type, not main variant, as
14361 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
14362 (TARGET_MANGLE_TYPE): This.
14363 * target.h (gcc_target): Rename mangle_fundamental_type to
14365 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
14366 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
14368 2007-07-25 Julian Brown <julian@codesourcery.com>
14369 Paul Brook <paul@codesourcery.com>
14370 Joseph Myers <joseph@codesourcery.com>
14371 Mark Shinwell <shinwell@codesourcery.com>
14373 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
14374 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
14375 (with_fpu): Allow --with-fpu=neon.
14376 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
14377 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
14378 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
14379 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
14380 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
14381 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
14382 (neon_emit_pair_result_insn, neon_disambiguate_copy)
14383 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
14384 (output_move_neon): Add prototypes.
14385 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
14386 (all_fpus): Add FPUTYPE_NEON.
14387 (fp_model_for_fpu): Add NEON field.
14388 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
14389 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
14391 (arm_legitimate_address_p): Don't support fancy addressing for NEON
14393 (thumb2_legitimate_address_p): Likewise.
14394 (neon_valid_immediate): Recognize and prepare constants suitable for
14396 (neon_immediate_valid_for_move): New function. Recognize and prepare
14397 immediates for NEON move instructions.
14398 (neon_immediate_valid_for_logic): New function. Recognize and
14399 prepare immediates for NEON logic instructions.
14400 (neon_output_logic_immediate): New function. Create asm string
14401 suitable for outputting immediate logic instructions.
14402 (neon_pairwise_reduce): New function. Implement reduction using
14403 pairwise operations.
14404 (neon_expand_vector_init): New function. Expand a (possibly
14405 non-constant) vector initialization.
14406 (neon_vector_mem_operand): New function. Memory operands supported
14407 for quad-word loads/stores to/from ARM or NEON registers. Don't
14408 allow base+offset addressing for core regs.
14409 (neon_struct_mem_operand): New function. Valid mems for NEON
14411 (coproc_secondary_reload_class): Enable NEON registers to be loaded
14412 from neon_vector_mem_operand addresses without a secondary register.
14413 (add_minipool_forward_ref): Handle >8-byte minipool entries.
14414 (add_minipool_backward_ref): Likewise.
14415 (dump_minipool): Likewise.
14416 (push_minipool_fix): Likewise.
14417 (output_move_quad): New function. Output quad-word moves, loads and
14418 stores using ARM registers.
14419 (output_move_vfp): Add support for vectors in VFP (NEON) D
14421 (output_move_neon): Output a NEON load/store to/from a quadword
14423 (arm_print_operand): Implement new codes:
14424 - 'c' for unadorned integers (without a # sign).
14425 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
14427 - 'e', 'f' for the low and high D parts of a NEON Q register.
14428 - 'q' outputs a NEON Q register.
14429 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
14430 - 'T' prints NEON opcode features from a coded bitmask.
14431 - 'F' is similar to T, but signed/unsigned codes both print as
14433 - 't' is similar to T, but 'u' is printed instead of 'p'.
14434 - 'O' prints 'r' if NEON instruction should perform rounding (as
14435 specified by bitmask), else prints nothing.
14436 - '#' is a punctuation character to stop operand numbers from
14437 running together with following digits in the assembler
14438 strings for instructions (when using mode attributes).
14439 (arm_assemble_integer): Handle extra NEON vector modes. Permute
14440 constant vectors in big-endian mode, where necessary.
14441 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
14442 Handle EI, OI, CI, XI modes.
14443 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
14444 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
14445 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
14446 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
14447 (neon_builtin_type_bits): Add enumeration, one bit for each vector
14449 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
14450 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
14451 to turn v8qi, etc. into bits defined above.
14452 (neon_itype): New enumeration. Classifications of NEON builtins.
14453 (neon_builtin_datum): Define struct. Contains information about
14454 a single builtin (with multiple modes).
14455 (CF): Define helper macro for...
14456 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
14458 (neon_builtin_data): New array. Define information about builtins
14459 for use during initialization/expansion.
14460 (arm_init_neon_builtins): New function.
14461 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
14463 (neon_builtin_compare): New function.
14464 (locate_neon_builtin_icode): New function. Find an insn code for a
14465 builtin given a function code for that builtin. Also return type of
14466 builtin (NEON_BINOP, NEON_UNOP etc.).
14467 (builtin_arg): New enumeration. Types of arguments for builtins.
14468 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
14469 Takes a variable argument list of builtin_arg types, terminated by
14471 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
14472 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
14473 (neon_emit_pair_result_insn): New function. Support returning pairs
14474 of vectors via a pointer.
14475 (neon_disambiguate_copy): New function. Set up operands for a
14476 multi-word copy such that registers do not get clobbered.
14477 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
14478 ARM_BUILTIN_NEON_BASE.
14479 (arm_file_start): Set float-abi attribute for NEON.
14480 (arm_vector_mode_supported_p): Enable NEON vector modes.
14481 (arm_mangle_map_entry): New.
14482 (arm_mangle_map): New.
14483 (arm_mangle_vector_type): New.
14484 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
14486 (TARGET_NEON): New macro. Target supports NEON.
14487 (fputype): Add FPUTYPE_NEON.
14488 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
14489 for vectorization based on command-line arg.
14490 (NEON_REGNO_OK_FOR_NREGS): Define.
14491 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
14492 (VALID_NEON_STRUCT_MODE): Define.
14493 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
14494 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
14495 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
14496 (consttable_16): Add pattern for outputting 16-byte minipool
14498 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
14500 (vec-common.md, neon.md): Include md files.
14501 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
14502 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
14503 (memory_constraint "Ut", "Un", "Us"): Define.
14504 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
14505 (MMX_char): New mode attribute.
14506 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
14507 (*add<mode>3_iwmmxt): New insn pattern.
14508 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
14509 (*sub<mode>3_iwmmxt): New insn pattern.
14510 (mulv4hi3): Rename to...
14511 (*mulv4hi3_iwmmxt): This.
14512 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
14513 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
14514 (uminv4hi3, uminv2si3): Remove. Replace with...
14515 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
14516 (*umin<mode>3_iwmmxt): These.
14517 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
14518 (ashr<mode>3_iwmmxt): This new pattern.
14519 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
14520 (lshr<mode>3_iwmmxt): This new pattern.
14521 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
14522 (ashl<mode>3_iwmmxt): This new pattern.
14523 * config/arm/neon-docgen.ml: New file. Generate documentation for
14525 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
14526 * config/arm/arm_neon.h: New (autogenerated).
14527 * config/arm/neon-testgen.ml: New file. Generate NEON tests
14529 * config/arm/neon.md: New file. Define NEON instructions.
14530 * config/arm/neon.ml: New file. Abstract description of NEON
14531 instructions, used to generate arm_neon.h header, documentation and
14533 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
14534 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
14536 * doc/extend.texi (ARM Built-in Functions): Rename and remove
14538 (ARM NEON Intrinsics): New subsection.
14539 * doc/arm-neon-intrinsics.texi: New (autogenerated).
14541 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
14543 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
14546 2007-07-24 Jan Hubicka <jh@suse.cz>
14548 * regclass.c (move_table): New type.
14549 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
14550 (init_move_cost): Break out from ...
14551 (init_reg_sets_1): ... here; simplify computation of
14552 have_regs-of_mode and contains_reg_of_mode.
14553 (record_reg_classes): Unswitch internal loops.
14554 (copy_cost): Trigger lazy initialization of move cost
14555 (record_address_regs): Likewise.
14557 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
14559 * config/darwin.c (darwin_override_options): Don't force on
14560 flag_var_tracking_uninit when no debug info is requested.
14562 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
14564 * cfgloop.c (init_loops_structure): New function.
14565 (flow_loops_find): Create root of the loop tree unconditionally.
14567 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
14569 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
14571 2007-07-24 Jan Hubicka <jh@suse.cz>
14573 * caller-save.c: Include ggc.h, gt-caller-save.h
14574 (reg_save_code, reg_restore_code): Rename to ...
14575 (cached_reg_save_code, cached_reg_restore_code): ... those.
14576 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
14577 (reg_save_code, reg_restore_code): New functions.
14578 (init_caller_save): Do not intialize
14579 reg_save_code/reg_restore_code tables.
14580 * Makefile.in: (gt-caller-save.h): New.
14582 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
14584 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
14585 with the mode of the original operand instead of
14588 2007-07-23 Jan Hubicka <jH@suse.cz>
14590 * config/i386/i386.c (ix86_secondary_memory_needed): Break out to...
14591 (inline_secondary_memory_needed): ... here.
14592 (ix86_memory_move_cost): Break out to ...
14593 (inline_memory_move_cost): ... here; add support for IN value of 2 for
14594 maximum of input and output; fix handling of Q_REGS on 64bit.
14595 (ix86_secondary_memory_needed): Microoptimize.
14597 2007-07-23 Sebastian Pop <sebpop@gmail.com>
14599 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
14600 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
14601 stmts_from_loop, known_dependences_p, build_rdg): New.
14602 * tree-data-ref.h: Depends on graphds.h.
14603 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
14604 (build_rdg): Declared.
14605 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
14607 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
14609 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
14612 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
14613 Jakub Jelinek <jakub@redhat.com>
14615 PR middle-end/PR28690
14616 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
14618 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
14619 and MEM_POINTER operands over REG and MEM operands.
14620 (swap_commutative_operands_p): Change return value to bool.
14621 * rtl.h: Update the corresponding prototype.
14622 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
14623 instead of gen_rtx_PLUS.
14624 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
14625 value to bool. Change function arguments to rtx's and update code
14627 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
14628 calls to match the new declaration.
14629 * simplify-rtx.c (simplify_associative_operation): Don't
14630 reorder simplify_binary_operation arguments.
14632 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14634 * config/mips/mips.c (override_options): Use mips_costs to derive
14635 the default branch cost.
14636 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
14638 * config/mips/mips.opt (mbranch-cost=): New option.
14639 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
14641 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14643 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
14644 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
14645 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
14646 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
14648 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14650 * config/mips/constraints.md (ks): New constraint.
14651 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
14652 (*add<mode>3_mips16): ...here.
14654 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
14656 * optabs.h (enum optab_index): Add new OTI_signbit.
14657 (signbit_optab): Define corresponding macro.
14658 (enum insn_code signbit_optab[]): Remove array.
14659 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
14660 (expand_copysign_absneg): If back end provides signbit insn, use it
14661 instead of bit operations on floating point argument.
14662 * builtins.c (enum insn_code signbit_optab[]): Remove array.
14663 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
14664 for availability of signbit insn.
14666 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
14667 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
14668 SSE mode is not active.
14669 (isinf<mode>2): Disable for mfpmath=sse,387.
14671 2007-07-22 Ben Elliston <bje@au.ibm.com>
14673 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
14675 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
14677 2007-07-20 Richard Guenther <rguenther@suse.de>
14679 * tree-cfg.c (verify_expr): COND_EXPRs can have any
14680 integral typed condition.
14681 * tree-ssa.c (useless_type_conversion_p): Do not preserve
14682 booleanness. Only preserve conversions from a non-base
14683 type to a base type, not in general between types with
14684 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
14685 * tree.def (COND_EXPR): Document that the condition
14686 can be of any integral type.
14688 2007-07-20 Nigel Stephens <nigel@mips.com>
14689 Richard Sandiford <richard@codesourcery.com>
14691 * config/mips/mips.h (mips_dwarf_regno): Declare.
14692 (DBX_REGISTER_NUMBER): Remove redundant brackets.
14693 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
14694 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
14695 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
14696 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
14697 (REG_CLASS_NAMES): Update accordingly.
14698 * config/mips/mips.c (mips_dwarf_regno): New array.
14699 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
14700 (mips_subword): Remove special handling for accumulator registers.
14701 (override_options): Initiailize mips_dwarf_regno. Remove use
14703 (mips_swap_registers): New function.
14704 (mips_conditional_register_usage): Swap accumulator registers
14705 around if TARGET_LITTLE_ENDIAN.
14706 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
14707 * config/mips/constraints.md (h, l): Use the endianness to choose
14708 between MD0_REG and MD1_REG.
14709 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
14710 alternative-dependent template.
14712 2007-07-20 Richard Sandiford <richard@codesourcery.com>
14714 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
14717 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
14719 * function.c (thread_prologue_and_epilogue_insns): Fix exit
14720 predecessor fallthru flags.
14722 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
14724 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
14725 of compare to the same type.
14726 * cfgloopmanip.c (add_loop): Update information about loop exits.
14727 (loop_version): Remove the innermost loop requirement.
14728 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
14729 to sizetype for pointers.
14731 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
14733 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
14734 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
14735 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
14737 * config/dfp-bit.c: Empty for TFmode conversions.
14739 2007-07-18 Caroline Tice <ctice@apple.com>
14741 * var-tracking.c (find_src_status): Check for COND_EXEC insns
14742 and handle them correctly; check that src is not NULL before
14744 (find_src_set_src): Likewise.
14746 2007-07-18 Bob Wilson <bob.wilson@acm.org>
14748 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
14749 (struct alignment_context, init_alignment_context): New.
14750 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
14751 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
14752 (XCHAL_HAVE_S32C1I): Likewise.
14753 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
14754 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
14755 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
14756 (ATOMIC, HQI): New macros.
14757 (memory_barrier, *memory_barrier): New.
14758 (sync_lock_releasesi): New.
14759 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
14760 (sync_lock_test_and_set<mode>): New.
14761 (sync_<atomic><mode>): New.
14762 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
14763 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
14764 (xtensa_expand_atomic): New.
14766 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14770 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
14771 transformation for builtin ISNORMAL.
14772 (expand_builtin): Handle BUILT_IN_ISNORMAL.
14773 * builtins.def (BUILT_IN_ISNORMAL): New.
14774 * doc/extend.texi: Document isnormal.
14776 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14780 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
14781 optabs infrastructure. Provide generic implementation for
14783 (expand_builtin): Handle FINITE/ISFINITE.
14784 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
14785 (fold_builtin_1): Likewise.
14787 * builtins.def (BUILT_IN_ISFINITE): New.
14789 * doc/extend.texi: Document isfinite.
14791 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14794 PR middle-end/20558
14796 * builtins.c (expand_builtin_interclass_mathfn): Provide a
14797 generic fallback for isinf.
14798 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
14799 calculation code ...
14800 * real.c (get_max_float): ... to here.
14801 * real.h (get_max_float): New.
14803 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14805 PR middle-end/32668
14807 * builtin-attrs.def (ATTR_TYPEGENERIC,
14808 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
14810 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
14811 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
14812 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
14813 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
14815 * c-common.c (handle_type_generic_attribute): New.
14816 (c_common_attribute_table): Add "type generic".
14818 * c-typeck.c (convert_arguments): Handle "type generic" functions.
14820 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
14822 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
14823 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
14826 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
14829 * config/cris/cris.c (cris_print_index): Don't use XEXP before
14830 checking that the operand is an expression.
14832 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
14833 Danny Smith <dannysmith@users.sourceforge.net>
14836 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
14837 file mapping object in local namespace if Windows version later
14840 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14842 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
14843 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
14844 arm_cannot_force_const_mem.
14845 (arm_cannot_force_const_mem): New function.
14846 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
14847 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
14848 of arm_tls_referenced_p.
14849 * config/arm/arm.md (movsi): Split out-of-section constants when
14850 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
14851 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
14853 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14855 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
14857 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14859 * config/mips/mips.md (*extendqihi2): Convert the destination
14862 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14864 * config/pa/fptr.c: Update license header.
14865 * config/pa/milli64.S: Likewise.
14867 2007-07-17 Nick Clifton <nickc@redhat.com>
14869 * COPYING_v3: New file. Contains version 3 of the GNU General
14871 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
14872 Lesser General Public License.
14873 * doc/include/gpl_v3.texi: New file. Contains version 3 of
14874 the GNU General Public License.
14876 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
14878 PR rtl-optimization/32773
14879 * cfglayout.c (force_one_exit_fallthru): New function.
14880 (cfg_layout_finalize): Use it.
14882 2007-07-16 Richard Guenther <rguenther@suse.de>
14883 Uros Bizjak <ubizjak@gmail.com>
14885 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
14886 before forcing it to gimple operand.
14888 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
14889 David Ung <davidu@mips.com>
14891 * config/mips/mips.h (TUNE_24K): Define.
14892 (TUNE_MACC_CHAINS): Add TUNE_24K.
14893 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
14895 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
14896 (r74k_int_madd): .. this new reservation.
14897 (define_bypass): Fixed bypasses for r74k_int_madd to use
14898 mips_linked_madd_p.
14899 * config/mips/24k.md (define_bypass): Define new
14900 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
14902 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
14903 Nigel Stephens <nigel@mips.com>
14905 * config/mips/mips.md: Include 20kc.md.
14906 * config/mips/20kc.md: New file.
14907 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
14908 (mips_adjust_cost): Tweak for 20Kc.
14909 (mips_issue_rate): Likewise.
14910 * config/mips/mips.h (TUNE_20KC): Define.
14912 2007-07-16 David Edelsohn <edelsohn@gnu.og>
14914 * config/rs6000/rs6000.c (struct processor_cost): Add
14915 cache_line_size, l1_cache_lines, and simultaneous_prefetches
14917 (*_cost): Add cache information.
14918 (rs6000_override_options): Set cache parameters.
14920 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14923 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
14924 * doc/install.texi (mips-sgi-irix6): pthread support works now.
14926 2007-07-16 Paul Brook <paul@codesourcery.com>
14929 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
14930 (cirrus_thumb2_movsi_insn): Ditto.
14932 2007-07-15 Geoffrey Keating <geoffk@apple.com>
14934 * config/rs6000/darwin-fallback.c (interpret_libc): Change
14935 CR2_REGNO to R_CR2.
14937 2007-07-15 Andrew Haley <aph@redhat.com>
14939 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
14940 before looking in the context.
14942 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14944 PR middle-end/32398
14945 PR middle-end/32769
14946 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
14947 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
14948 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
14949 (pa_output_function_prologue): Use rp_saved and
14950 current_function_is_leaf to generate .CALLINFO statement.
14951 (hppa_expand_prologue): Set rp_saved.
14952 (hppa_expand_epilogue): Use rp_saved.
14953 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
14954 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
14956 2007-07-14 Dirk Mueller <dmueller@suse.de>
14958 * omega.c (coalesce): Fix memory leak on early exit.
14959 * matrix-reorg.c (check_allocation_function): Likewise.
14960 * tree-vect-transform.c (vect_get_new_vect_var): free result
14962 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
14963 pass pointer to edge vector
14964 (partition_hot_cold_basic_blocks): Fix memory leak.
14965 * collect2.c (prefix_from_string): Free temporary storage.
14966 * reload1.c (fixup_abnormal_edges): Free sbitmap.
14968 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
14970 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
14971 (DO_GLOBAL_DTORS_BODY): Likewise.
14973 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
14974 Nigel Stephens <nigel@mips.com>
14976 * config/mips/mips.c (mips_classify_symbol): Don't return
14977 SYMBOL_SMALL_DATA for constant pool addresses if
14978 TARGET_EMBEDDED_DATA is true.
14980 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
14982 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
14983 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
14984 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
14985 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
14986 __builtin_ia32_storehps, __builtin_ia32_storelps,
14987 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
14988 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
14989 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
14990 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
14991 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
14992 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
14993 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
14994 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
14995 using def_builtin_const.
14997 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
14999 PR tree-optimization/32705
15000 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
15001 (simplify_binary_expression): Use SSA_VAL consistently.
15003 2007-07-13 David Edelsohn <edelsohn@gnu.org>
15005 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
15006 (SPEFSCR_REGNO): Delete definition.
15007 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
15008 COUNT_REGISTER_REGNUM -> CTR_REGNO.
15009 * config/rs6000/rs6000.h: Do not define *_REGNO.
15010 LINK_REGISTER_REGNUM -> LR_REGNO.
15011 COUNT_REGISTER_REGNUM -> CTR_REGNO.
15012 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
15013 COUNT_REGISTER_REGNUM -> CTR_REGNO.
15014 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
15015 R_VRSAVE, R_VSCR. Use them.
15016 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
15017 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
15018 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
15019 * config/rs6000/aix.h: Define R_LR. Use it.
15021 2007-07-13 Caroline Tice <ctice@apple.com>
15023 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
15024 flag_var_tracking is explicitly turned off (i.e. when variable
15025 tracking is not feasible); otherwise, turn flag_var_tracking on when
15026 flag_var_tracking_uninit is on.
15027 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
15028 note definitions, to allow recording of initialization status in the
15030 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
15031 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
15032 determine if two note locations are equal.
15033 (output_loc_list): Don't output list entries whose start & end labels
15035 (reg_loc_descriptor): Add parameter for initialization status; pass it
15036 to other loc descriptor functions.
15037 (one_reg_loc_descriptor): Add parameter for initialization status;
15038 check its value and add DW_OP_GNU_uninit to returned loc descr if
15040 (multiple_reg_loc_descriptor): Add parameter for initialization
15042 pass init status argument to other loc descriptor functions; check
15043 value of intialization parameter and add DW_OP_GNU_uninit to returned
15044 loc descr if appropriate.
15045 (based_loc_descr): Add parameter for initialization status; add new
15046 variable for return value; check value of initialization parameter and
15047 add DW_OP_GNU_uninit to returned loc descr if appropriate.
15048 (concatn_mem_loc_descriptor): Add parameter for initialization status;
15049 pass init status argument to other loc descriptor functions; check
15050 value of intialization parameter and add DW_OP_GNU_uninit to returned
15051 loc descr if appropriate.
15052 (mem_loc_descriptor): Likewise.
15053 (concat_loc_descriptor): Likewise.
15054 (concatn_loc_descriptor): Likewise.
15055 (loc_descriptor): Add parameter for initialization status; pass it as
15056 argument to other loc descriptor function calls.
15057 (loc_descriptor_from_tree_1): Add appropriate initialization status
15058 to loc descriptor function calls.
15059 (add_location_or_const_value_attribute): Get initialization status
15060 from VAR_LOCATION note; add initialization status to loc descriptor
15062 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
15063 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
15064 status is uninitialized, add "[uninint]" to output.
15065 * common.opt (fvar-tracking-uninit): New option, similar to
15066 fvar-tracking, to turn on tracking of uninitialized variables; creates
15067 a new global flag, flag_var_tracking_uninit.
15068 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
15069 (enum var_init_status): New type, for var initialization status field.
15070 * var-tracking.c (struct location_chain_def): Two new fields, init,
15071 for initialization status, and set_src for the assignment value expr.
15072 (unshare_variable): New parameter for initialization status;
15073 initialize new init and set_src fields.
15074 (var_reg_set): New parameters for initialization status and value;
15075 pass them to set_variable_part.
15076 (var_mem_set): Likewise.
15077 (get_init_value): New function.
15078 (var_reg_delete_and_set): New initialization status & value
15079 parameters; add call to get_init_value if status is unknown; pass new
15080 parameters to clobber_variable_part and var_reg_set.
15081 (var_mem_delete_and_set): Likewise.
15082 (var_reg_delete): Pass null set_src value to clobber_variable_part.
15083 (var_mem_delete): Likewise.
15084 (variable_union): Pass status to unshare_variable; initialize new init
15085 and set_src fields. If flag_var_tracking_uninit is not set, force
15086 status to initialized.
15087 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
15088 used later to get the set_src value.
15089 (find_src_status): New function.
15090 (find_src_set_src): New function.
15091 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
15092 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
15093 MO_SET, get set_src value and pass it to var_reg_delete_and_set
15094 and var_mem_delete_and_set.
15095 (dump_variable): Print out "[uninit]" if appropriate.
15096 (set_variable_part): Add new initialization and set_src parameters;
15097 pass status to unshare_variable; set node->init and node- >set_src
15098 fields and modify slot in hash table appropriately; save the init and
15099 set_src values if appropriate and assign to the new node.
15100 (clobber_variable_part): New set_src parameter; if two nodes have
15101 same variable and same location but different set_src (assignment)
15102 values, clobber old node.
15103 (delete_variable_part): Pass init status to unshare_variable.
15104 (emit_note_insn_var_location): Add initialized var; assign var's init
15105 status to new 'initialized'; pass new init status field to calls to
15106 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
15107 status to initialized.
15108 (emit_notes_in_bb): Pass initialization status to calls to
15109 var_reg_set, var_mem_set, var_reg_delete_and_set and
15110 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
15111 var_reg_delete_and_set and var_mem_delete_and_set; call
15112 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
15113 make up for change in add_stores.
15114 (vt_add_function_parameters): Add status to calls to
15116 * config/darwin.c (darwin_override_options): Turn on uninitialized
15117 tracking automatically, if var_tracking is on and the system is
15120 2007-07-13 Sa Liu <saliu@de.ibm.com>
15122 * config.gcc: Add options for arch and tune on SPU.
15123 * config/spu/predicates.md: Add constant operands 0 and 1.
15124 * config/spu/spu-builtins.def: Add builtins for double precision
15125 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
15126 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
15128 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
15130 * config/spu/spu-protos.h: Add new function prototypes.
15131 * config/spu/spu.c (spu_override_options): Check options -march and
15133 (spu_comp_icode): Add comparison code for DFmode and vector mode.
15134 (spu_emit_branch_or_set): Use the new code for DFmode and vector
15136 (spu_const_from_int): New. Create a vector constant from 4 ints.
15137 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
15138 (spu_emit_vector_compare): New. Emit vector compare.
15139 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
15140 * config/spu/spu.h: Add options -march and -mtune. Define processor
15141 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
15142 CANONICALIZE_COMPARISON.
15143 * config/spu/spu.md: Add new insns for double precision compare
15144 and double precision vector compare. Add vcond and smax/smin patterns
15145 to enable DFmode vector conditional expression.
15146 * config/spu/spu.opt: Add options -march and -mtune.
15147 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
15148 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
15149 both CELL and CELLEDP targets: spu_testsv.
15150 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
15153 2007-07-13 Richard Guenther <rguenther@suse.de>
15155 PR tree-optimization/32721
15156 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
15157 TREE_THIS_VOLATILE on the folded reference.
15158 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
15159 if the array reference has TREE_THIS_VOLATILE set.
15161 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
15164 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
15166 2007-07-13 Andreas Schwab <schwab@suse.de>
15168 * gengtype-lex.l: Allow declarations to be indented.
15170 2007-07-12 Geoffrey Keating <geoffk@apple.com>
15172 * ginclude/tgmath.h: New.
15173 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
15174 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
15175 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
15176 * configure: Regenerate.
15178 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
15180 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
15181 correct index when setting register save state for xd
15184 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
15186 * config/sh/sh.c (mark_use): Remove.
15188 2007-07-12 Paul Brook <paul@codesourcery.com>
15190 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
15191 reg does not overlap return value.
15193 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
15195 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
15196 (set_expression_vuses): Ditto.
15197 (init_pre): Initialize expression_vuses.
15199 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
15201 * config/i386/sse.md (storentdf, storentsf): New.
15203 2007-07-12 Geoffrey Keating <geoffk@apple.com>
15205 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
15207 * tree.c (build_decl_stat): Move code from here...
15208 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
15209 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
15210 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
15211 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
15212 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
15215 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
15216 Devang Patel <dpatel@apple.com>
15218 PR tree-optimization/25413
15219 * targhooks.c (default_builtin_vector_alignment_reachable): New.
15220 * targhooks.h (default_builtin_vector_alignment_reachable): New.
15221 * tree.h (contains_packed_reference): New.
15222 * expr.c (contains_packed_reference): New.
15223 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
15224 (vect_enhance_data_refs_alignment): Call
15225 vector_alignment_reachable_p.
15226 * target.h (vector_alignment_reachable): New builtin.
15227 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
15228 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
15229 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
15231 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
15233 * target.h (builtin_vectorization_cost): Add new target builtin.
15234 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
15235 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
15236 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
15237 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
15238 uninitialized variables.
15239 * tree-vect-transform.c (cost_for_stmt): New function.
15240 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
15241 using cost 1 for all scalar stmts. Be less conservative when
15242 estimating the number of prologue/epulogue iterations. Call
15243 targetm.vectorize.builtin_vectorization_cost. Return
15244 min_profitable_iters-1.
15245 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
15246 initialization cost instead of TARG_VEC_STMT_COST. Use
15247 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
15248 epilogue code. Fix epilogue cost computation.
15249 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
15250 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
15251 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
15252 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
15253 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
15254 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
15256 2007-07-12 Richard Guenther <rguenther@suse.de>
15258 * gimplify.c (gimplify_conversion): Make sure that the result
15259 from maybe_fold_offset_to_reference is trivially convertible
15260 to the desired type before doing the simplification.
15261 (gimplify_expr): Likewise.
15262 * fold-const.c (fold_binary): Use the correct types for
15263 building the simplified expression.
15265 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
15267 PR rtl-optimization/32729
15268 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
15269 that fallthru to exit.
15271 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
15273 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
15274 (symDTPOFF2reg): Likewise.
15276 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
15278 PR tree-optimization/32663
15280 * tree.h (VALUE_HANDLE_VUSES): Remove.
15281 (struct tree_value_handle): Remove vuses.
15283 * tree-vn.c (create_value_handle_for_expr): Don't set
15284 VALUE_HANDLE_VUSES.
15286 * tree-ssa-pre.c (expression_vuses): New.
15287 (alloc_expression_id): Set up expression_vuses.
15288 (get_expression_vuses): New.
15289 (set_expression_vuses): Ditto.
15290 (clear_expression_ids): Modify for expression_vuses.
15291 (phi_translate_1): Ditto.
15292 (phi_translate_set): Ditto.
15293 (value_dies_in_block_x): Ditto
15294 (valid_in_sets): Ditto.
15295 (add_to_sets): Ditto.
15296 (find_existing_value_expr): Ditto.
15297 (create_value_handle_for_expr): Ditto.
15298 (make_values_for_stmt): Ditto.
15299 (vuse_equiv): Remove.
15301 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
15303 * Makefile.in (mostlyclean): Remove object files.
15305 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15307 * toplev.c (no_new_pseudos): Deleted.
15308 * rtl.h (no_new_pseudos): Deleted.
15309 * tree-pass.h (pass_no_new_pseudos): Deleted.
15310 * passes.c (pass_no_new_pseudos): Deleted.
15311 * final.c (rest_of_clean_state): Removed no_new_pseudos.
15312 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
15313 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
15315 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
15316 * rtlhooks.c (gen_lowpart_general): Ditto.
15317 * optabs.c (prepare_operand): Ditto.
15318 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
15320 * modulo-sched.c (rest_of_handle_sms): Ditto.
15321 * see.c (rest_of_handle_see): Ditto.
15322 * ifcvt.c (if_convert): Ditto.
15323 (gate_handle_if_after_combine): Replaced no_new_pseudos with
15325 * init-regs.c (gate_initialize_regs): Deleted set of
15327 * lower-subreg.c (decompose_multiword_subregs): Ditto.
15328 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
15329 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
15331 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
15334 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
15335 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
15336 (*vec_extractv2di_1_rex64): New insn pattern.
15338 2007-07-11 David Daney <ddaney@avtrex.com>
15340 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
15341 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
15342 for SIGNAL_UNWIND_RETURN_COLUMN.
15343 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
15344 (DWARF_FRAME_REGNUM): Rewrite.
15345 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
15347 2007-07-11 Nick Clifton <nickc@redhat.com>
15349 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
15350 delta and use gen_int_mode in place of GET_INT instead.
15352 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
15354 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
15357 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
15359 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
15360 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
15362 * params.h (VERIFY_CANONICAL_TYPES): Remove.
15363 (USE_CANONICAL_TYPES): New.
15364 * doc/invoke.texi (verify-canonical-types): Remove.
15365 (use-canonical-types): Add.
15367 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
15369 * config/spu/spu.c (spu_optimization_options): Remove setting of
15370 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
15371 (spu_override_options): Move it here.
15373 2007-07-11 Richard Sandiford <richard@codesourcery.com>
15375 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
15376 * config/mips/mips.c (mips_cpu_info_table): Mention
15377 MIPS_ISA_LEVEL_SPEC in the comment.
15379 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
15381 PR tree-optimization/32713
15382 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
15384 2007-07-11 Paolo Carlini <pcarlini@suse.de>
15386 PR middle-end/30482
15387 * c-opts.c (c_common_post_options): Do not change flag_complex_method
15388 conditional to flag_isoc99.
15389 (c_common_init_options): Do it here, unconditionally.
15391 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
15393 PR tree-optimization/32589
15394 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
15395 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
15396 * tree-ssa-propagate.c (valid_gimple_expression_p): New
15397 predicate, extracted from...
15398 (set_rhs): ...here. Call it for the expression on entry.
15399 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
15400 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
15401 (simplify_binary_expression): Use valid_gimple_expression_p
15402 to validate the simplification.
15403 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
15405 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
15407 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
15408 DWARF2_DEBUG on 32 bit target too.
15409 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
15411 2007-07-11 Nick Clifton <nickc@redhat.com>
15413 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
15414 version for 64-bit hosts.
15416 2007-07-10 David Daney <ddaney@avtrex.com>
15418 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
15420 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
15422 * config/mips/mips.c (mips_expand_synci_loop): New function.
15423 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
15424 (UNSPEC_RDHWR): Same.
15425 (UNSPEC_SYNCI): Same.
15426 (UNSPEC_SYNC): Same.
15427 (clear_cache): New expand.
15431 (clear_hazard): Same.
15432 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
15434 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
15435 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
15437 2007-07-10 Ian Lance Taylor <iant@google.com>
15439 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
15442 2007-07-10 David Daney <ddaney@avtrex.com>
15444 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
15445 * builtins.c (expand_builtin___clear_cache): New function.
15446 (expand_builtin): Call expand_builtin___clear_cache for
15447 BUILT_IN_CLEAR_CACHE case.
15448 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
15449 * doc/md.texi (clear_cache): Document new instruction pattern.
15450 * testsuite/gcc.dg/builtins-64.c: New test.
15452 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
15454 * config/cris/cris.md ("movsi"): Fix typo in last change.
15456 2007-07-09 Geoffrey Keating <geoffk@apple.com>
15459 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
15461 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
15462 * varasm.c (assemble_start_function): Honor DECL_ALIGN
15463 for FUNCTION_DECLs. Don't use align_functions_log if
15465 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
15466 even for FUNCTION_DECLs.
15467 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
15469 * tree.h (DECL_ALIGN): Update for new location of 'align'.
15470 (DECL_FUNCTION_CODE): Update for new location and name of
15472 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
15473 (struct tree_decl_common): Move 'align' and 'off_align' out
15474 of union, ensure they're still on a 32-bit boundary. Remove
15475 other fields in union 'u1'.
15476 (struct tree_function_decl): Add field 'function_code' replacing
15477 'u1.f' in tree_decl_common.
15478 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
15479 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
15480 (Variable Attributes): Cross-reference 'aligned' attribute
15481 to Function Attributes.
15482 * flags.h (force_align_functions_log): Delete.
15483 * toplev.c (force_align_functions_log): Delete.
15485 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
15488 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
15489 (*vec_concatv2di_rex): New insn pattern.
15491 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15494 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
15496 2007-07-10 Ian Lance Taylor <iant@google.com>
15498 Replace no_new_pseudos in backends.
15499 * rtl.h (can_create_pseudo_p): Define.
15500 * config/darwin.c (machopic_indirect_data_reference): Use
15501 can_create_pseudo_p () instead of no_new_pseudos.
15502 (machopic_indirect_data_reference): Likewise.
15503 (machopic_legitimize_pic_address): Likewise.
15504 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
15505 (alpha_emit_set_const_1): Likewise.
15506 (alpha_emit_set_const): Likewise.
15507 (alpha_emit_conditional_move): Likewise.
15508 (alpha_split_conditional_move): Likewise.
15509 * config/alpha/alpha.md (various splitters): Likewise.
15511 * config/arm/arm.c (legitimize_pic_address): Likewise.
15512 (arm_load_pic_register): Likewise.
15513 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
15514 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
15515 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
15516 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
15517 * config/cris/cris.md (movsi): Likewise.
15518 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
15519 (symGOTOFF2reg_hilo): Likewise.
15520 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
15521 * config/h8300/h8300.md (insv, extzv): Likewise.
15522 * config/i386/i386.c (ix86_expand_move): Likewise.
15523 (ix86_expand_vector_move): Likewise.
15524 (ix86_prepare_fp_compare_args): Likewise.
15525 (ix86_expand_carry_flag_compare): Likewise.
15526 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
15527 (tls_dynamic_gnu2_combine_32): Likewise.
15528 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
15529 * config/ia64/ia64.c (ia64_expand_move): Likewise.
15530 (ia64_expand_movxf_movrf): Likewise.
15531 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
15532 (m32c_split_move): Likewise.
15533 (m32c_expand_insv): Likewise.
15534 * config/m68k/m68k.md (movsi): Likewise.
15535 * config/mips/mips.c (mips_force_temporary): Likewise.
15536 (mips_split_symbol): Likewise.
15537 (mips_move_integer): Likewise.
15538 (mips_legitimize_const_move): Likewise.
15539 * config/mn10300/mn10300.md (movsi): Likewise.
15540 * config/pa/pa.c (emit_move_sequence): Likewise.
15541 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
15542 (rs6000_got_register): Likewise.
15543 (create_TOC_reference): Likewise.
15544 (rs6000_machopic_legitimize_pic_address): Likewise.
15545 * config/rs6000/rs6000.md (add<mode>3): Likewise.
15546 (various splitters): Likewise.
15547 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
15548 (movsi_got): Likewise.
15549 * config/s390/s390.c (emit_symbolic_move): Likewise.
15550 * config/s390/s390.md (movhi, movqi): Likewise.
15551 (load_multiple, store_multiple): Likewise.
15552 * config/score/score.c (score_force_temporary): Likewise.
15553 * config/sh/sh.c (prepare_move_operands): Likewise.
15554 (prepare_cbranch_operands): Likewise.
15555 (emit_fpu_switch): Likewise.
15556 (fpscr_set_from_mem): Likewise.
15557 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
15558 (adddi3, subsi3): Likewise.
15559 (various splitters): Likewise.
15560 (divsi_inv_fp_combine): Likewise.
15561 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
15562 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
15564 * config/sh/predicates.md (xor_operand): Likewise.
15565 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
15566 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
15567 (movdi_pic_label_ref): Likewise.
15568 * config/spu/spu.c (spu_split_immediate): Likewise.
15569 * config/alpha/alpha.md (various splitters): Remove test
15570 !no_new_pseudos || reload_completed.
15571 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
15573 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
15574 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
15575 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
15576 * config/score/score.c (th_output_mi_thunk): Likewise.
15577 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
15578 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
15580 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
15582 PR rtl-optimization/32664
15583 * mode-switching.c (create_pre_exit): Skip barrier insns.
15585 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
15587 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
15588 force_gimple_operand_bsi.
15589 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
15590 rewrite_use_compare): Ditto.
15591 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
15593 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
15594 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
15595 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
15596 * tree-profile.c (prepare_instrumented_value,
15597 tree_gen_interval_profiler, tree_gen_pow2_profiler,
15598 tree_gen_one_value_profiler, tree_gen_ic_profiler,
15599 tree_gen_ic_func_profiler, tree_gen_average_profiler,
15600 tree_gen_ior_profiler): Ditto.
15601 * tree-ssa-reassoc.c (negate_value): Ditto.
15602 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
15603 Use force_gimple_operand_bsi.
15604 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
15605 * tree-if-conv.c (add_to_dst_predicate_list,
15606 find_phi_replacement_condition): Ditto.
15607 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
15608 Call mark_symbols_for_renaming for new statements.
15609 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
15611 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
15613 * cfghooks.c (remove_edge): New function.
15614 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
15616 * cfghooks.h (remove_edge): Declare.
15617 * cfg.c (remove_edge): Renamed to remove_edge_raw.
15618 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
15620 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
15622 * optabs.h: Added declaration for signbit_optab.
15623 * optabs.c: (init_optabs): Added initialization for signbit_optab.
15624 * genoptinit.c (optabs): Added entry for signbit insns.
15625 * builtins.c (expand_builtin_signbit): Added code to use a signbit
15626 insn, if available.
15627 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
15628 * config/s390/s390.md (signbit<mode>2): New expander.
15630 2007-07-09 Richard Guenther <rguenther@suse.de>
15632 PR middle-end/32698
15633 * fold-const.c (fold_plusminus_mult_expr): Move constant
15634 arguments second to allow decomposing.
15636 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
15639 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
15641 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
15642 Disregard DECL_FROM_INLINE.
15644 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
15647 * doc/invoke.texi: Add ftree-reassoc flag.
15648 * common.opt (ftree-reassoc): New flag.
15649 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
15650 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
15652 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
15654 PR tree-optimization/32681
15655 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
15656 saved in second_edge->aux when first_bb is a loop header.
15658 2007-07-09 Jan HUbicka <jh@suse.cz>
15660 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
15662 2007-07-09 Richard Guenther <rguenther@suse.de>
15664 * c-decl.c (start_function): Do not promote return type.
15666 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
15668 * function.c (do_warn_unused_parameter): Do not warn if
15669 TREE_NO_WARNING is set.
15671 2007-07-08 Andreas Schwab <schwab@suse.de>
15673 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
15675 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
15678 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
15680 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
15681 apply to assembly language, too.
15682 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
15684 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
15686 Revert (note the sccvn portions are *not* reverted)
15687 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
15689 Fix PR tree-optimization/23488
15691 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
15693 * tree-flow-inline.h (get_value_handle): Ditto.
15694 * tree-ssa-pre.c (decl_vh_map): New.
15695 (decl_node_pool): New.
15696 (can_value_number_operation): Support DECL_P.
15697 (can_PRE_operation): Ditto.
15698 (create_expression_by_pieces): Ditto.
15699 (find_existing_value_expr): Modify to differnetiate between
15700 addressing and top level.
15701 (create_value_handle_for_expr): Handle DECL's.
15702 (poolify_tree): Ditto.
15703 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
15704 (make_values_for_stmt): Handle DECL's properly.
15705 (init_pre): Reorg to not init useless things during FRE.
15707 * tree-flow.h: Include pointer-set.h.
15708 (decl_vh_map): Declare.
15709 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
15711 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
15713 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
15714 the constraint description.
15715 * doc/md.texi: Update documentation of AVR constraints.
15717 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
15719 * auto-inc-dec.c, config/arm/arm.c,
15720 config/m32r/constraints.md, config/mips/mips.md,
15721 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
15722 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
15723 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
15724 typos. Follow spelling conventions.
15725 * doc/invoke.texi, doc/rtl.texi: Fix typos.
15727 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
15728 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
15730 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
15731 realloc_vuse): Remove.
15732 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
15735 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
15737 Fix PR tree-optimization/23488
15739 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
15740 (try_to_simplify): Ditto.
15741 (visit_use): Ditto.
15742 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
15744 * tree-flow-inline.h (get_value_handle): Ditto.
15745 * tree-ssa-pre.c (decl_vh_map): New.
15746 (decl_node_pool): New.
15747 (can_value_number_operation): Support DECL_P.
15748 (can_PRE_operation): Ditto.
15749 (create_expression_by_pieces): Ditto.
15750 (find_existing_value_expr): Modify to differnetiate between
15751 addressing and top level.
15752 (create_value_handle_for_expr): Handle DECL's.
15753 (poolify_tree): Ditto.
15754 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
15755 (make_values_for_stmt): Handle DECL's properly.
15756 (init_pre): Reorg to not init useless things during FRE.
15758 * tree-flow.h: Include pointer-set.h.
15759 (decl_vh_map): Declare.
15760 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
15762 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
15764 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
15765 apply to assembly language, too.
15766 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
15768 2007-07-06 Ian Lance Taylor <iant@google.com>
15769 Zack Weinberg <zackw@panix.com>
15771 PR middle-end/32441
15772 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
15774 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15776 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
15777 (prefetch): Likewise if "pref" would be used.
15779 2007-07-06 Josh Conner <jconner@apple.com>
15781 PR middle-end/32602
15782 PR middle-end/32603
15783 * calls.c (store_one_arg): Handle arguments which are partially
15784 on the stack when detecting argument overlap.
15786 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
15788 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
15789 chosen during find_reloads.
15791 2007-07-06 Richard Guenther <rguenther@suse.de>
15793 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
15794 TYPE_ARG_TYPES for verification of argument types. Use
15795 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
15796 parameters as variable arguments.
15798 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
15800 * libgcc2.h (word_type): Type definition removed.
15801 (cmp_return_type, shift_count_type): Type definitions added.
15802 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
15803 replaced with shift_count_type.
15804 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
15806 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
15807 changed from word_type to Wtype.
15808 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
15809 replaced with shift_count_type.
15810 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
15812 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
15813 and libgcc_shift_count attribute added.
15814 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
15815 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
15816 (TARGET_INITIALIZER): New target hooks added.
15817 * targhooks.c (default_libgcc_cmp_return_mode,
15818 default_libgcc_shift_count_mode): Default implementations for the new
15819 target hooks added.
15820 * targhooks.h (default_libgcc_cmp_return_mode,
15821 default_libgcc_shift_count_mode): Function prototypes added.
15822 * target.h (struct gcc_target): Fields for the new target hooks added.
15823 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
15825 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
15828 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
15829 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
15831 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
15832 s390_libgcc_shift_count_mode): Functions added.
15833 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
15834 Target hooks defined.
15836 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15838 * config/mips/mips.c (compute_frame_size): Restore the original
15839 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
15840 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
15841 Document why the difference is needed.
15843 2007-07-06 Richard Guenther <rguenther@suse.de>
15845 * c-common.c (boolean_increment): Use correctly typed
15848 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15850 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
15851 the topmost argument register is not also included in the save mask.
15852 (mips16e_collect_argument_save_p): Take a pointer to the argument
15853 register, rather than a pointer to the number of arguments.
15854 (mips16e_collect_argument_saves): Only include argument saves
15855 that aren't in the register mask.
15857 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
15859 PR rtl-optimization/32450
15860 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
15861 to ensure that instructions are not moved into the prologue when
15862 profiling is on. Remove unused prologue_end variable.
15863 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
15864 as a scheduling barrier.
15866 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
15869 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
15870 Disregard DECL_FROM_INLINE.
15872 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
15874 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
15875 IORing with a constant.
15877 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
15879 PR rtl-optimization/32475
15880 * df-scan.c (df_def_record_1): Add a use of the stack pointer
15881 for every definition of the stack pointer.
15883 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
15885 * arm.c (vfp3_const_double_index): Copy signed results of
15886 REAL_VALUE_TO_INT into unsigned vars.
15888 2007-07-05 Richard Guenther <rguenther@suse.de>
15890 PR middle-end/32639
15891 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
15893 * tree-ssa.c (useless_type_conversion_p): Check canonical
15896 2007-07-05 Anatoly Sokolov <aesok@post.ru>
15898 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
15899 zero_extendhisi2): Change to define_insn_and_split.
15900 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
15902 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
15904 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
15905 pass_match_asm_constraints): New.
15906 * passes.c (init_optimization_passes): Add new pass.
15907 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
15908 * function.h (struct function): Add has_asm_statement bit.
15909 (current_function_has_asm_statement): New.
15910 * tree-pass.h (pass_match_asm_constraints): New.
15912 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
15914 * config/mips/mips.c (mips_file_start): Avoid declaration
15917 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15919 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
15921 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
15923 * rtl.def (NOTE): Change print format string to print
15924 operand 5 as a note insn name.
15926 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15927 David Ung <davidu@mips.com>
15929 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
15930 * doc/invoke.texi: (MIPS Options): Document them.
15932 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15933 David Ung <davidu@mips.com>
15935 Add support for SmartMIPS ASE.
15937 * optabs.c (expand_binop_directly): New, broken out from...
15938 (expand_binop): Here. Make it try rotating in the other
15939 direction even when the second operand isn't constant.
15940 * config/mips/mips.md (*lwxs): New.
15941 * config/mips/mips.opt (msmartmips): New.
15942 * config/mips/mips.c (mips_lwxs_address_p): New.
15943 (mips_rtx_costs): Make it recognize scaled indexed addressing.
15944 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
15945 __mips_smartmips when compiling for TARGET_SMARTMIPS.
15946 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
15947 (ISA_HAS_LWXS): New.
15948 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
15949 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
15950 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
15951 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
15952 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
15953 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
15954 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
15956 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
15958 * tree-vectorizer.c (new_loop_vec_info): Initialize
15959 LOOP_VINFO_COST_MODEL_MIN_ITERS.
15960 * tree-vectorizer.h (_loop_vec_info): Added new filed
15961 min_profitable_iters.
15962 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
15963 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
15964 * tree-vect-analyze.c (vect_analyze_operations): Set
15965 LOOP_VINFO_COST_MODEL_MIN_ITERS.
15966 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
15967 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
15968 Fix calculation of peel_iters_prologue. Move consideration of epilogue
15969 and prologue cost to after they are computed.
15970 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
15971 TARG_VEC_STMT_COST.
15972 (vect_model_simple_cost): Takes additional argument dt. Consider cost
15973 of creating vectors from scalars according to dt.
15974 (vect_model_store_cost): Likewise.
15975 (vectorizable_call): Use dt array instead of scalar dt. Call
15976 vect_model_simple_cost with additional argument dt.
15977 (vectorizable_assignment): Likewise.
15978 (vectorizable_operation): Likewise.
15979 (vectorizable_type_demotion): Likewise.
15980 (vectorizable_type_promotion): Likewise.
15981 (vectorizable_store): Use dt array instead of scalar dt. Call
15982 vect_model_store_cost with additional argument dt.
15983 (vect_do_peeling_for_loop_bound): Don't call
15984 vect_estimate_min_profitable_iters. Instead, lookup
15985 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
15986 "may not be profitable".
15988 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
15991 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
15992 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
15993 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
15994 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
15996 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
15998 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
15999 addressing modes cheaper.
16001 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
16003 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
16004 (dw_ranges_struct): Rename block_num to num. Adjust.
16005 (dw_ranges_by_label_struct): New.
16006 (ranges_by_label, ranges_by_label_allocated,
16007 ranges_by_label_in_use): New variables.
16008 (add_ranges_num): Factored most of the code out of...
16009 (add_ranges): ... this one. Rewrite in terms of the former.
16010 (add_ranges_by_labels): New.
16011 (output_ranges): Output by-label ranges.
16012 (dwarf2out_finish): Output range for multiple-section
16013 compile_unit. Output standard DW_AT_low_pc in addition to
16014 unexpected DW_AT_entry_pc.
16016 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
16018 PR tree-optimization/32604
16019 PR tree-optimization/32606
16021 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
16022 (compute_antic_safe): Removed.
16023 (ANTIC_SAFE_LOADS): Ditto.
16024 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
16025 (execute_pre): Don't call compute_antic_safe.
16026 (vuse_equiv): New function.
16027 (make_values_for_stmt): Use it
16028 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
16031 2007-07-04 Anatoly Sokolov <aesok@post.ru>
16034 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
16035 rather than a decl.
16036 (avr_attribute_table): Make "naked" attribute apply to function types
16037 rather than to decls.
16038 (avr_handle_fntype_attribute): New function.
16040 2007-07-04 Joseph Myers <joseph@codesourcery.com>
16042 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
16045 2007-07-04 David Ung <davidu@mips.com>
16046 Joseph Myers <joseph@codesourcery.com>
16048 * config/mips/mips.md (type): Add logical, signext and move.
16049 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
16050 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
16051 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
16052 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
16053 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
16054 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
16055 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
16056 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
16057 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
16058 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
16059 movv2sf_hardfloat_64bit): Use the new types.
16060 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
16061 *movdf_softfloat, *movdf_mips16): Use "multi".
16062 (extendqihi2): Replace with a define_expand.
16063 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
16064 Based on extend<SHORT:mode><GPR:mode>2 patterns.
16065 * config/mips/74k.md (r74k_int_logical): New reservation and
16067 (r74k_int_arith): Remove "slt".
16068 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
16069 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
16070 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
16071 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
16072 reservations for "arith".
16074 2007-07-04 Richard Guenther <rguenther@suse.de>
16076 * tree-ssa.c (useless_type_conversion_p): Add handling for
16077 scalar float and vector types. Only call the types_compatible_p
16078 langhook for aggregate types as last resort. Follow the
16081 2007-07-04 Richard Guenther <rguenther@suse.de>
16083 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
16084 the same as NOP_EXPR.
16086 2007-07-04 Nick Clifton <nickc@redhat.com>
16088 * target.h (struct gcc_target): Add target_help field.
16089 * target-def.h (TARGET_HELP): New.
16090 (TARGET_INITIALIZER): Use TARGET_HELP.
16091 * opts.c (command_handle_option): Invoke target_help function, if
16092 defined, when the user has specified --target-help on the command
16094 * doc/invoke.texi: Mention that --target-help might print
16095 additional information.
16096 * doc/tm.texi: Document TARGET_HELP hook.
16098 * arm.c (TARGET_HELP): Override default definition.
16099 (arm_target_help): New - display a wrapped list of cores and
16100 architectures supported.
16102 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
16104 * config/v850/v850.c (expand_prologue): Make sure
16105 GEN_INT() argument is sign extended rather than zero extended.
16106 (expand_epilogue): Likewise.
16107 (output_move_double): Delete.
16108 * config/v850/v850-protos.h (output_move_double): Delete.
16109 * config/v850/v850.md (movdi): Delete.
16110 (*movdi_internal): Delete.
16112 (*movdf_internal): Delete.
16114 2007-07-04 Richard Sandiford <richard@codesourcery.com>
16116 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
16117 unless compiling RTP PIC.
16119 2007-07-04 Richard Guenther <rguenther@suse.de>
16121 PR tree-optimization/32482
16122 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
16123 original ssa name if we didn't find a shift expression.
16124 Fix shift constant for bit zero test.
16126 2007-07-04 Richard Sandiford <richard@codesourcery.com>
16128 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
16130 2007-07-04 Richard Sandiford <richard@codesourcery.com>
16132 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
16133 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
16134 * config/arm/vxworks.h (ASM_SPEC): Delete.
16135 (SUBTARGET_EXTRA_ASM_SPEC): Define.
16137 2007-07-04 Sebastian Pop <sebpop@gmail.com>
16139 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
16140 (DDR_REVERSED_P): New.
16141 * tree-data-ref.c (initialize_data_dependence_relation,
16142 build_classic_dist_vector): Set DDR_REVERSED_P.
16144 2007-07-04 Sebastian Pop <sebpop@gmail.com>
16146 PR middle-end/32457
16147 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
16148 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
16149 init_omega_for_ddr_1): Use non conservative number of iterations
16151 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
16152 (analyze_siv_subscript): Remove FIXME and reinitialization of
16153 last_conflicts to chrec_dont_know.
16154 * testsuite/gfortran.dg/vect/pr32457.f90: New.
16156 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
16158 * tree.c (maybe_canonicalize_argtypes): Improve description.
16160 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
16162 * tree.c (maybe_canonicalize_argtypes): New.
16163 (build_function_type): Set canonical type.
16164 (build_method_type_directly): Ditto.
16165 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
16168 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16170 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
16172 (rewrite_use_nonlinear_expr): Likewise.
16174 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
16176 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
16178 2007-07-04 Ben Elliston <bje@au.ibm.com>
16180 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
16183 * c-objc-common.c (c_types_compatible_p): Fix indentation.
16185 * doc/tm.texi (Run-time Target): Capitalise "CPU".
16186 (Exception Handling): Likewise.
16188 2007-07-03 Jan Hubicka <jh@suse.cz>
16190 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
16192 2007-07-03 Eric Christopher <echristo@apple.com>
16194 * doc/cppopts.texi: Add conflicting option note to -dM.
16195 * doc/invoke.texi: Add note about possible conflicts with
16196 -E for -dCHARS and note that -dM will not produce
16197 any results if there is no machine dependent reorg.
16199 2007-07-03 Geoffrey Keating <geoffk@apple.com>
16201 * tree.h (DECL_ALIGN): Back out previous change.
16203 2007-07-03 Joseph Myers <joseph@codesourcery.com>
16205 * configure.ac: Test for .dtprelword support on MIPS.
16206 * configure, config.in: Regenerate.
16207 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
16208 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16210 2007-07-03 Julian Brown <julian@codesourcery.com>
16212 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
16213 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
16214 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
16215 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
16217 (all_fpus): Add FPUTYPE_VFP3.
16218 (fp_model_for_fpu): Add VFPv3 field.
16219 (arm_rtx_costs_1): Give cost to VFPv3 constants.
16220 (vfp3_const_double_index): New function. Return integer index of
16221 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
16223 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
16224 and argument represents a valid RTX for a VFPv3 constant.
16225 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
16227 (vfp_emit_fstmd): Similar, for fstmd.
16228 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
16229 constants, represented as integer indices.
16230 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
16231 VFP_REGNO_OK_FOR_DOUBLE macros.
16232 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
16233 (arm_file_start): Set float-abi attribute for VFPv3, and output
16234 correct ".fpu" assembler directive.
16235 (arm_dbx_register_numbering): Add FIXME.
16236 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
16237 (fputype): Add FPUTYPE_VFP3.
16238 (FIXED_REGISTERS): Add 32 registers for D16-D31.
16239 (CALL_USED_REGISTERS): Likewise.
16240 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
16241 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
16242 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
16243 (D7_VFP_REGNUM): New.
16244 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
16245 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
16246 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
16247 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
16248 (REG_ALLOC_ORDER): Adjust for VFPv3.
16249 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
16250 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
16251 VFP_LO_REGS, VFP_HI_REGS.
16252 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
16253 (IS_VFP_CLASS): Define macro.
16254 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
16256 (REGISTER_MOVE_COST): Likewise.
16257 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
16258 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
16259 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
16260 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
16261 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
16262 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
16263 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
16264 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
16265 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
16266 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
16267 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
16268 where appropriate for single-word registers.
16269 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
16270 As above. Fix type attributes.
16271 * config/arm/constraints.md (register_contraint "t"): Define.
16272 (register_constraint "w"): Change to D0-D15, or D0-D31 for
16274 (register_constraint "x"): Define.
16275 (constraint "Dv"): Define.
16277 2007-07-03 Geoffrey Keating <geoffk@apple.com>
16279 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
16281 2007-07-03 Tom Tromey <tromey@redhat.com>
16283 * c-parser.c (objc_pq_context): Removed.
16284 (objc_need_raw_identifier): Likewise.
16285 (c_parser) <objc_pq_context>: New field.
16286 <objc_need_raw_identifier>: Likewise.
16287 (OBJC_NEED_RAW_IDENTIFIER): Removed.
16288 (c_lex_one_token): Update.
16289 (c_parser_objc_protocol_definition): Update.
16290 (c_parser_objc_method_definition): Update.
16291 (c_parser_objc_methodproto): Update.
16292 (c_parser_declspecs): Update.
16294 2007-07-03 David Ung <davidu@mips.com>
16296 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
16298 2007-07-03 David Ung <davidu@mips.com>
16299 Richard Sandiford <richard@codesourcery.com>
16301 * doc/invoke.texi: Document -march=74kf3_2.
16302 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
16303 (TUNE_74K): Check for it.
16304 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
16305 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
16306 * config/mips/mips.md (cpu): Add 74kf3_2.
16307 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
16308 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
16309 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
16310 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
16311 74kf3_2 to the CPU list.
16312 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
16313 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
16314 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
16315 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
16316 (r74kf3_2_fxfer_from_c1): New insn reservations.
16318 2007-07-03 Richard Sandiford <richard@codesourcery.com>
16319 David Ung <davidu@mips.com>
16321 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
16322 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
16323 and 74k[fx]. Document aliases for the new options.
16324 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
16325 (PROCESSOR_24KF2_1): ...this.
16326 (PROCESSOR_24KX): Rename to...
16327 (PROCESSOR_24KF1_1): ...this.
16328 (PROCESSOR_74KF): Rename to...
16329 (PROCESSOR_74KF2_1): ...this.
16330 (PROCESSOR_74KX): Rename to...
16331 (PROCESSOR_74KF1_1): ...this.
16332 (TUNE_74K): Update PROCESSOR_* names.
16333 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
16334 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
16335 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
16336 (mips_rtx_cost_data): Update processor names in comments.
16337 (mips_issue_rate): Update PROCESSOR_* names.
16338 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
16339 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
16340 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
16341 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
16342 Update cpu attribute names.
16343 (r24k_fpu_iss): Rename this reservation to...
16344 (r24kf2_1_fpu_iss): ...this and update all uses.
16345 (r24kx_fpu_iss): Rename this reservation to...
16346 (r24kf1_1_fpu_iss): ...this and update all uses.
16347 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
16348 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
16349 Update cpu attribute names.
16351 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
16353 * config/m32r/constraints.md: New file.
16354 * config/m32r/m32r.c: Include tm-constrs.h.
16355 (small_data_operand): Use satisfies_constraint_* instead of macro.
16356 (addr24_operand, gen_compare): Likewise.
16357 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
16358 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
16359 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16360 EXTRA_CONSTRAINT): Likewise.
16361 * config/m32r/m32r.md: Include constraints.md.
16362 (*movsi_insn): Use satisfies_constraint_* instead of macro.
16363 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
16364 * config/m32r/predicates.md (conditional_move_operand): Likewise.
16365 (two_insn_const_operand, int8_operand, uint16_operand,
16366 reg_or_int16_operand, reg_or_uint16_operand,
16367 reg_or_cmp_int16_operand, cmp_int16_operand,
16368 seth_add3_operand): Likewise.
16370 2007-07-03 Eric Christopher <echristo@gmail.com>
16372 * libgcc2.h: Conditionally declare __bswapsi2 and
16375 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
16377 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
16380 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16383 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
16384 (__gthrw_pragma): Provide default definition.
16385 (__gthrw2): Use it.
16386 * gthr-posix.c (__gthrw_pragma): Define.
16388 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
16390 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
16391 before declaring inequality.
16393 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
16395 * combine.c (recog_for_combine): Log the success or failure of
16396 matching new insn patterns against the machine description in
16399 2007-07-03 Revital Eres <eres@il.ibm.com>
16401 * ddg.c (print_sccs): New function.
16402 (check_sccs): New function.
16403 (create_ddg_all_sccs): Use it.
16404 * ddg.h (print_sccs): Declare.
16405 * modulo-sched.c (sms_order_nodes): Call print_sccs.
16407 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
16409 * targhooks.h (default_mode_for_suffix): New function declaration.
16410 * targhooks.c (default_mode_for_suffix): New default target hook.
16411 * target.h (struct c): New structure in the targetm struct.
16412 (mode_for_suffix): New target hook as part of struct c.
16413 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
16414 default_mode_for_suffix.
16415 (TARGET_C): New define.
16416 * c-lex.c: Include "target.h".
16417 (interpret_float): Use targetm.c.mode_for_suffix to determine
16418 the mode for a given non-standard suffix.
16419 Makefile.in (c-lex.o): Depend on $(TARGET_H).
16421 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
16422 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
16424 * doc/extend.texi (Floating Types): New node. Document __float80 and
16425 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
16427 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
16430 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
16431 predicate instead of target_operand.
16432 (divsi3_i1_media, divsi3_media_2): Likewise.
16434 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
16436 * tree.h (alias_sets_might_conflict_p): Rename into
16437 alias_sets_must_conflict_p.
16438 * alias.c (alias_sets_might_conflict_p): Likewise.
16439 (alias_sets_conflict_p): Use it.
16440 (objects_must_conflict_p): Likewise.
16441 * c-common.c (strict_aliasing_warning): Adjust.
16443 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
16445 * rtlhooks.c (gen_lowpart_if_possible): Check for
16446 invalid subreg before calling gen_lowpart_SUBREG.
16448 2007-07-02 Geoffrey Keating <geoffk@apple.com>
16450 * config/darwin9.h: Add copyright notice.
16451 (LINK_COMMAND_SPEC): Add comment.
16452 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
16453 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
16454 DARWIN_LIBSYSTEM_HAS_UNWIND.
16456 2007-07-02 Jakub Jelinek <jakub@redhat.com>
16459 * omp-low.c (check_combined_parallel): New function.
16460 (lower_omp_parallel): Call it via walk_stmts, set
16461 OMP_PARALLEL_COMBINED if appropriate.
16462 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
16463 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
16464 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
16465 don't consider it as combined parallel.
16467 2007-07-02 Richard Sandiford <richard@codesourcery.com>
16469 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
16470 (gcc_tooldir): Likewise.
16471 * configure: Regenerate.
16472 * Makefile.in (libsubdir_to_prefix): New variable, based on the
16473 old configure.ac gcc_tooldir setting.
16474 (prefix_to_exec_prefix): New variable.
16475 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
16476 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
16478 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
16480 Fix PR tree-optimization/32583
16481 Fix PR tree-optimization/32584
16482 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
16483 (phi_translate_set): Use phi_translate directly now.
16484 (make_values_for_stmt): Don't value number RHS if we already know
16487 2007-07-02 Steve Ellcey <sje@cup.hp.com>
16488 Jim Wilson <wilson@specifix.com>
16491 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
16494 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
16495 Richard Sandiford <richard@codesourcery.com>
16496 Nigel Stephens <nigel@mips.com>
16498 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
16499 (mips16e_output_save_restore): Declare.
16500 (mips16e_save_restore_pattern_p): Likewise.
16501 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
16502 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
16503 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
16504 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
16505 (BITSET_P): New global macro, extracted from...
16506 (mips_for_each_saved_reg): ...here.
16507 (mips16e_save_restore_info): New struct.
16508 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
16509 (mips16e_save_restore_regs): New variable.
16510 (mips_split_plus, mips16e_find_first_register): New functions.
16511 (mips16e_mask_registers): New function.
16512 (compute_frame_size): Expand the commentary before the function.
16513 Enforce the MIPS16e save and restore register range restrictions.
16514 Pad the general register save area at the low end.
16515 (mips16e_save_restore_reg, mips16e_build_save_restore)
16516 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
16517 (mips16e_output_save_restore, mips16e_collect_propagate_value)
16518 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
16520 (mips_expand_prologue, mips_expand_epilogue): Handle
16521 GENERATE_MIPS16E_SAVE_RESTORE.
16522 * config/mips/mips.md (*mips16e_save_restore): New pattern.
16524 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
16526 PR tree-optimization/31966
16527 PR tree-optimization/32533
16528 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
16529 "basic_block" description as its third argument. Update function
16530 calls to get destination bb from "edge" argument. Save "cond" into
16531 aux field of the edge. Update prototype for changed arguments.
16532 (if_convertible_loop_p): Clear aux field of incoming edges if bb
16534 (find_phi_replacement_condition): Operate on incoming edges, not
16535 on predecessor blocks. If there is a condition saved in the
16536 incoming edge aux field, AND it with incoming bb predicate.
16537 Return source bb of the first edge.
16538 (clean_predicate_lists): Clean aux field of outgoing node edges.
16539 (tree_if_conversion): Do not initialize cond variable. Move
16540 variable declaration into the loop.
16541 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
16542 initializations of new_stmt, arg0 and arg1 variables.
16544 2007-07-02 Jakub Jelinek <jakub@redhat.com>
16546 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
16547 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
16549 2007-07-02 Richard Guenther <rguenther@suse.de>
16551 * tree-ssa.c (useless_type_conversion_p): Document
16552 future intent as defining the middle-end type system.
16553 Re-structure to call langhook last, group by type class,
16554 mark questionable parts.
16556 2007-07-02 Richard Guenther <rguenther@suse.de>
16558 * tree-flow.h (types_compatible_p): Declare.
16559 * tree-ssa.c (types_compatible_p): New function.
16560 * ipa-type-escape.c (discover_unique_type): Use
16561 types_compatible_p instead of lang_hooks.types_compatible_p.
16562 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
16563 * tree-vn.c (expressions_equal_p): Likewise.
16564 * tree.c (fields_compatible_p): Likewise.
16565 * tree-ssa-dom.c (avail_expr_eq): Likewise.
16566 (cprop_operand): Use useless_type_conversion_p instead of
16567 lang_hooks.types_compatible_p.
16568 * tree-inline.c (setup_one_parameter): Likewise.
16569 (declare_return_variable): Likewise.
16570 * tree-nrv.c (tree_nrv): Likewise.
16571 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
16572 (maybe_fold_offset_to_component_ref): Likewise.
16573 (maybe_fold_offset_to_reference): Likewise.
16574 * tree-ssa-copy.c (may_propagate_copy): Likewise.
16575 (merge_alias_info): Likewise.
16576 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
16577 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
16578 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
16579 * tree-tailcall.c (find_tail_calls): Likewise.
16580 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
16581 * gimplify.c (canonicalize_addr_expr): Likewise.
16582 (fold_indirect_ref_rhs): Likewise.
16583 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
16584 (cpt_same_type): Likewise.
16585 (check_pointer_types_r): Swap parameters to cpt_same_type
16587 * fold-const.c (fold_convert): Revert fix for PR15988.
16588 * tree-inline.c (setup_one_parameter): Instead fix it here by
16589 using fold_build1 instead of fold_convert and checking for
16590 error_mark_node. Convert only if the conversion is necessary.
16592 2007-07-02 Joseph Myers <joseph@codesourcery.com>
16594 * configure.ac: Check for .gnu_attribute on Power.
16595 * configure: Regenerate.
16596 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
16597 attribute for floating-point ABI.
16599 2007-07-02 Ira Rosen <irar@il.ibm.com>
16601 PR tree-optimization/32230
16602 PR tree-optimization/32477
16603 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
16604 address is a constant.
16606 2007-07-02 Richard Sandiford <richard@codesourcery.com>
16608 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
16609 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
16610 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
16611 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
16612 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
16613 64-bit targets. Add support for *-elfoabi*.
16614 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
16615 different settings if $(tm_defines) does not select the EABI.
16616 (MULTILIB_EXCLUSIONS): Define in those circumstances.
16617 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
16618 (MIPS_ARCH_OPTION_SPEC): Likewise.
16619 (MIPS_ISA_LEVEL_SPEC): Likewise.
16620 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
16621 * config/mips/elfoabi.h: New file.
16623 2007-07-02 Richard Guenther <rguenther@suse.de>
16625 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
16626 (useless_type_conversion_p): ... this.
16627 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
16628 (useless_type_conversion_p): ... this.
16629 * builtins.c (fold_builtin_memory_op): Rename
16630 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
16631 * tree-cfg.c (verify_expr): Likewise.
16632 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
16633 * tree-ssa-ccp.c (ccp_fold): Likewise.
16634 * tree-ssa-copy.c (may_propagate_copy): Likewise.
16635 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
16636 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
16637 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
16638 * tree-ssa-pre.c (eliminate): Likewise.
16639 * tree-ssa.c (delete_tree_ssa): Likewise.
16640 (tree_ssa_useless_type_conversion): Likewise.
16641 * tree.c (build2_stat): Likewise.
16643 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
16645 Fix PR tree-optimization/32571
16646 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
16649 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
16651 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
16652 and other expected operations explicitly, change default to
16655 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
16657 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
16659 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
16660 (tls_load_dot_plus_eight): Move the label number into the unspec.
16661 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
16663 2007-07-01 Andreas Schwab <schwab@suse.de>
16665 * dwarf2out.c (initial_return_save): Define only if used.
16667 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
16669 Unreverting Richard's Revert of:
16671 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16673 * dce.c (deletable_insn_p_1): New function, split out from...
16674 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16675 specially, not those inside PARALLELs. Remove BODY argument
16676 and adjust recursive call accordingly.
16677 (prescan_insns_for_dce): Update call to delete_insn_p.
16679 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
16680 Revital Eres <eres@il.ibm.com>
16682 * ddg.c (create_ddg_all_sccs): Fix missed
16683 initialization of scc_nodes.
16685 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
16687 PR middle-end/32559
16688 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
16689 X + ~X to 1 only for INTEGRAL_TYPE_P type.
16691 2007-06-30 Joseph Myers <joseph@codesourcery.com>
16693 * configure.ac: Check for .gnu_attribute on MIPS.
16694 * configure, config.in: Regenerate.
16695 * config/mips/mips.c (mips_file_start): If supported, output
16696 attribute for floating-point ABI.
16698 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
16701 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
16702 (ffs_cmove): New expander to expand using ctz pattern.
16703 (*ffs_cmove): Remove pattern.
16704 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
16705 (ffsdi2): Expand using ctz pattern.
16706 (*ffs_rex64): Remove pattern.
16708 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16710 PR rtl-optimization/32296
16711 * pa.md (return): Delete pattern.
16712 (return_internal): Remove "(const_int 1)" from pattern.
16713 (epilogue): Use return_internal pattern for trivial returns.
16714 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
16715 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
16717 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
16719 * tree-ssa-pre.c (is_exception_related): New function
16720 (can_value_number_operation): Use it.
16722 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
16724 Fix PR tree-optimization/32540
16725 Fix PR tree-optimization/31651
16727 * tree-ssa-sccvn.c: New file.
16729 * tree-ssa-sccvn.h: Ditto.
16731 * tree-vn.c: Include tree-ssa-sccvn.h
16732 (val_expr_paid_d): Removed.
16733 (value_table): Ditto.
16734 (vn_compute): Ditto.
16735 (val_expr_pair_hash): Ditto.
16736 (val_expr_pair_expr_eq): Ditto.
16737 (copy_vuses_from_stmt): Ditto.
16738 (vn_delete): Ditto.
16740 (shared_vuses_from_stmt): Ditto.
16741 (print_creation_to_file): Moved up.
16742 (sort_vuses): Ditto.
16743 (sort_vuses_heap): Ditto.
16744 (set_value_handle): Make non-static.
16745 (make_value_handle): Ditto.
16746 (vn_add): Rewritten to use sccvn lookups.
16747 (vn_add_with_vuses): Ditto.
16748 (vn_lookup): Ditto (and second argument removed).
16749 (vn_lookup_with_vuses): Ditto.
16750 (vn_lookup_or_add): Ditto (and second argument removed);
16751 (vn_lookup_or_add_with_vuses): Ditto.
16752 (vn_lookup_with_stmt): New.
16753 (vn_lookup_or_add_with_stmt): Ditto.
16754 (create_value_handle_for_expr): Ditto.
16756 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
16757 (seen_during_translate): New function.
16758 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
16759 (phi_trans_add): Ditto.
16760 (constant_expr_p): FIELD_DECL is always constant.
16761 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
16762 Use constant_expr_p.
16763 Avoid infinite recursion on mutually valued expressions.
16764 Change callers of vn_lookup_or_add.
16765 (phi_translate): New function.
16766 (compute_antic_safe): Allow phi nodes.
16767 (create_component_ref_by_pieces): Update for FIELD_DECL change.
16768 (find_or_generate_expression): Rewrite slightly.
16769 (create_expression_by_pieces): Updated for vn_lookup_or_add
16771 Update VN_INFO for new names.
16772 (insert_into_preds_of_block): Update for new names.
16773 (add_to_exp_gen): New function.
16774 (add_to_sets): Use vn_lookup_or_add_with_stmt.
16775 (find_existing_value_expr): Rewrite to changed vn_lookup.
16776 (create_value_expr_from): Ditto, and use add_to_exp_gen.
16777 (try_look_through_load): Removed.
16778 (try_combine_conversion): Ditto.
16779 (get_sccvn_value): New function.
16780 (make_values_for_phi): Ditto.
16781 (make_values_for_stmt): Ditto.
16782 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
16784 (init_pre): Update for SCCVN changes.
16786 (execute_pre): Ditto.
16788 * tree-flow.h (make_value_handle): Declare.
16789 (set_value_handle): Ditto.
16790 (sort_vuses_heap): Ditto.
16791 (vn_lookup_or_add_with_stmt): Ditto.
16792 (vn_lookup_with_stmt): Ditto.
16793 (vn_compute): Remove.
16795 (vn_delete): Ditto.
16796 (vn_lookup): Update arguments.
16798 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
16799 (tree-vn.o): Ditto.
16800 (tree-ssa-sccvn.o): New.
16801 (OBJS-common): Add tree-ssa-sccvn.o
16803 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16806 * c-typeck.c (build_external_ref): Don't mark as used if called
16808 * calls.c (rtx_for_function_call): Likewise.
16810 2007-06-30 Richard Sandiford <richard@codesourcery.com>
16814 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16816 * dce.c (deletable_insn_p_1): New function, split out from...
16817 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16818 specially, not those inside PARALLELs. Remove BODY argument
16819 and adjust recursive call accordingly.
16820 (prescan_insns_for_dce): Update call to delete_insn_p.
16822 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
16824 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
16825 (try_combine): Move potential calls to undo_all() so they happen
16826 before we commit to using the combined insns.
16828 2007-06-30 Jan Hubicka <jh@suse.cz>
16830 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
16833 2007-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
16835 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
16836 (cgraph_remove_unreachable_nodes): Likewise.
16837 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
16838 * ipa-inline.c (update_caller_keys): Cast according to the coding
16840 (cgraph_decide_recursive_inlining): Likewise.
16841 (cgraph_decide_inlining_of_small_function): Likewise.
16842 (try_inline): Likewise.
16843 (cgraph_decide_inlining_incrementally): Likewise.
16844 * ipa-pure-const.c (get_function_state): Likewise.
16845 (scan_function): Likewise.
16846 (analyze_function): Likewise.
16847 (static_execute): Likewise.
16848 * ipa-reference.c (scan_for_static_refs): Likewise.
16849 (merge_callee_local_info): Likewise.
16850 (analyze_function): Use type safe memory macros.
16851 (static_execute): Likewise. Cast according to the coding conventions.
16852 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
16854 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
16856 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
16857 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
16860 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
16862 PR middle-end/30024
16863 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
16864 for complex modes (both int and real).
16866 2007-06-29 Jan Hubicka <jh@suse.cz>
16868 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
16870 2007-06-29 Jan Hubicka <jh@suse.cz>
16872 PR middle-end/32372
16873 * cse.c (cse_insn): Avoid invalid sharing in between register note and
16876 2007-06-29 Anatoly Sokolov <aesok@post.ru>
16879 * config/avr/avr.c: Include dataflow header file.
16880 (expand_prologue): Adjust for prologue insn change.
16881 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
16884 2007-06-29 Richard Guenther <rguenther@suse.de>
16886 PR middle-end/32493
16887 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
16888 during type verification.
16890 2007-06-29 Jan Hubicka <jh@suse.cz>
16892 * recog.c (validate_change_rtx_1): Unshare TO argument.
16894 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
16896 PR tree-optimization/24659
16897 * tree-vect-transform.c (vectorizable_call): Handle
16898 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
16900 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
16901 * config/i386/i386.c (enum ix86_builtins)
16902 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
16903 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
16905 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
16906 const using def_builtin_const.
16907 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
16908 input operands in the same modes as the result.
16909 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
16911 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
16913 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
16914 (df_set_dead_notes_for_mw): Likewise.
16916 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
16918 * c-common.c (pointer_int_sum): Do the negation in sizetype.
16920 2007-06-28 DJ Delorie <dj@redhat.com>
16922 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
16924 2007-06-28 Geoffrey Keating <geoffk@apple.com>
16926 * doc/invoke.texi (C++ Dialect Options): Document
16927 fvisibility-ms-compat.
16928 * c.opt (fvisibility-ms-compat): New.
16930 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16933 * tree-affine.c (aff_combination_add_elt): Handle
16934 pointer addition specially.
16936 2007-06-28 Jakub Jelinek <jakub@redhat.com>
16938 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
16939 decl is non-external for AIX ABI.
16941 2007-06-28 David Edelsohn <edelsohn@gnu.org>
16943 * config/rs6000/predicates.md (current_file_function_operand):
16944 Ensure the symbol is non-external for AIX ABI.
16946 2007-06-28 Nick Clifton <nickc@redhat.com>
16948 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
16949 (fdce, fdse, fpredictive-commoning): Likewise.
16951 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16954 * gcc.c (process_command): Recognize the new -static-libgfortran
16957 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
16960 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
16961 Use a call clobbered hard reg instead of a pseudo reg.
16963 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
16965 * config/sh/sh.md (load_gbr): Use correct operand constraint.
16967 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
16970 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
16971 REG_LIBCALL and REG_RETVAL notes.
16972 (divsi3, mulsi3): Likewise.
16973 (mulhisi3): Likewise. Use emit_libcall_block.
16974 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
16976 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
16978 PR rtl-optimization/32481
16979 * combine.c (adjust_for_new_dest): Rescan the changed insn.
16981 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16983 * dce.c (deletable_insn_p_1): New function, split out from...
16984 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16985 specially, not those inside PARALLELs. Remove BODY argument
16986 and adjust recursive call accordingly.
16987 (prescan_insns_for_dce): Update call to delete_insn_p.
16989 2007-06-27 Richard Guenther <rguenther@suse.de>
16991 PR middle-end/32492
16992 * tree.h (fold_convertible_p): Declare.
16993 * fold-const.c (fold_convertible_p): New function.
16994 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
16995 instead of lang_hooks.types_compatible_p.
16997 2007-06-26 Jan Hubicka <jh@suse.cz>
16999 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
17000 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
17001 early use validate_unshare_change.
17002 (reload_combine): Likewise.
17003 * recog.c (change_t): New field unshare.
17004 (validate_change_1): Rename from validate_change; add argument unshare.
17005 (validate_change): Turn into wrapper of validate_change_1; update
17006 prototype for bools.
17007 (validate_unshare_change): New.
17008 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
17009 calls of df_insn_rescan.
17010 * recog.h (validate_change): Replace ints by bools.
17011 (validate_unshare_change): Declare.
17013 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
17015 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
17017 2007-06-26 Steve Ellcey <sje@cup.hp.com>
17019 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
17021 2007-06-25 Jan Hubicka <jh@suse.cz>
17023 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
17025 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
17026 cgraph_decide_inlining_incrementally): Move uninlinability checks to
17027 places other call site specific checks are performed.
17029 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17032 * tree-vect-transform.c (vectorizable_operation): Convert
17033 POINTER_PLUS_EXPR over to PLUS_EXPR.
17035 2007-06-25 Chao-ying Fu <fu@mips.com>
17037 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
17038 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
17039 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
17040 Document GET_MODE_IBIT, and GET_MODE_FBIT.
17042 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
17043 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
17044 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
17045 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
17046 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
17047 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
17048 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
17049 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
17050 ALL_FIXED_POINT_MODE_P): New define.
17051 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
17053 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
17055 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
17056 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
17057 MODE_VECTOR_UACCUM): New mode classes.
17059 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
17060 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
17061 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
17064 * genmodes.c (struct mode_data): Add ibit and fbit fields.
17065 (blank_mode): Initialize ibit and fbit.
17066 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
17067 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
17069 (new_adjust): Change required_class to required_class_from and
17070 required_class_to for testing within a range.
17071 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
17072 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
17073 MODE_VECTOR_UACCUM.
17074 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
17075 (make_fixed_point_mode): New.
17076 (_ADD_ADJUST): Change C to C1 and C2.
17077 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
17078 use a range for machine classes.
17079 (ADJUST_IBIT, ADJUST_FBIT): New.
17080 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
17082 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
17083 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
17084 Emit adjustment for ibit and fbit.
17085 (emit_mode_ibit, emit_mode_fbit): New.
17086 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
17088 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
17090 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
17091 as the source of the set.
17093 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
17095 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
17096 FP_REGNO_P): Use IN_RANGE.
17097 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
17098 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
17099 (DATA_REG_P): Use DATA_REGNO_P.
17100 (FP_REG_P): Use FP_REGNO_P.
17101 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
17102 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
17103 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
17105 2007-06-24 Jan Hubicka <jh@suse.cz>
17107 PR middle-end/30563
17108 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
17110 2007-06-24 Sebastian Pop <sebpop@gmail.com>
17112 PR middle-end/32461
17113 * fold-const.c (fold_binary): Strip nops of operand 0
17114 of BIT_NOT_EXPR before calling operand_equal_p.
17115 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
17116 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
17118 2007-06-23 Mark Mitchell <mark@codesourcery.com>
17120 * doc/extend.texi: Document that dllimport and dllexport imply
17121 default visibility.
17122 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
17123 imported or exported declaration, including type declarations.
17124 * c-common.c (handle_visibility_attribute): Check for conflicts
17125 with dllimport/dllexport.
17126 (c_determine_visibility): Handle dllimport/dllexport as an
17127 explicit visibility atttribute.
17129 2007-06-23 Richard Guenther <rguenther@suse.de>
17131 PR tree-optimization/16876
17132 PR middle-end/29478
17133 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
17135 * tree-inline.c (initialize_inlined_parameters): Do not call
17136 lang_hooks.tree_inlining.convert_parm_for_inlining.
17137 * cgraphbuild.c (initialize_inline_failed): Set inline failed
17138 reason for mismatched types.
17139 * gimplify.c (gimplify_call_expr): Verify the call expression
17140 arguments match the called function type signature. Otherwise
17141 mark the call expression to be not considered for inlining
17142 using CALL_CANNOT_INLINE_P flag.
17143 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
17144 edges call expression.
17145 (cgraph_decide_inlining_of_small_function): Likewise.
17146 (cgraph_decide_inlining): Likewise.
17147 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
17149 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
17150 * c-typeck.c (c_convert_parm_for_inlining): Remove.
17151 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
17152 Remove declaration.
17153 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
17154 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
17156 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
17157 convert_parm_for_inlining member.
17159 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
17162 * arm.md (negscc): Match the correct operand for optimized LT0 test.
17163 Remove optimization for GT.
17165 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
17167 PR middle-end/32437
17168 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
17170 (prescan_insns_for_dce): Add extra parameter.
17172 2007-06-23 Jan Hubicka <jh@suse.cz>
17174 PR middle-end/31541
17175 * gimplify.c (mark_addressable): New function.
17176 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
17178 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
17180 PR middle-end/32374
17181 * expr.c (store_constructor): Do not clobber non-zeroed memory.
17183 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
17186 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
17187 moves between MMX/SSE registers to at least 8 units to prevent
17188 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
17190 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
17192 * config/i386/i386.c (override_options): Correct x86_sahf
17195 2007-06-21 David Daney <ddaney@avtrex.com>
17198 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
17199 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
17200 (exception_receiver): Renamed to ...
17201 (nonlocal_goto_receiver): ... this.
17203 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
17205 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
17206 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
17207 partial register accesses.
17209 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
17211 * fold-const.c (debug_fold_checksum): Move it under
17212 ENABLE_FOLD_CHECKING.
17214 2007-06-21 Sebastian Pop <sebpop@gmail.com>
17216 PR middle-end/20623
17217 * tree.h (debug_fold_checksum): Declared.
17218 * fold-const.c (build_fold_addr_expr_with_type_1): New.
17219 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
17220 build_fold_addr_expr_with_type_1.
17221 (fold_addr_expr, debug_fold_checksum): New.
17222 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
17223 (fold_unary, fold_comparison, split_address_to_core_and_offset):
17224 Use fold_addr_expr.
17226 2007-06-21 Sebastian Pop <sebpop@gmail.com>
17228 PR tree-optimization/19590
17229 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
17230 of scev is a constant.
17232 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
17234 * df-problems.c (df_note_bb_compute): Made computation of live
17235 info consistent with df_lr.
17237 2007-06-21 Richard Guenther <rguenther@suse.de>
17239 PR tree-optimization/32453
17240 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
17241 for pointer anti-range.
17243 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
17245 * config/i386/i386.c (processor_target_table): Increase maximum
17246 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
17249 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
17250 byte alignment if > 8 byte alignment is preferred.
17251 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
17253 2007-06-21 Jakub Jelinek <jakub@redhat.com>
17255 PR tree-optimization/31866
17256 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
17257 if ASM_EXPR's input is not a SSA_NAME.
17259 PR middle-end/32362
17260 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
17261 but decl is a global var, instead return decl.
17262 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
17263 even for is_global_var decls, if they are private in some outer
17266 2007-06-21 Richard Guenther <rguenther@suse.de>
17268 PR tree-optimization/32451
17269 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
17271 2007-06-21 Christian Bruel <christian.bruel@st.com>
17273 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
17274 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
17275 (push_regs): Changed saving order or banked registers.
17276 (sh_expand_epilogue): Likewise.
17277 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
17278 (FIRST_BANKED_REG): Likewise.
17279 (LAST_BANKED_REG): Likewise.
17280 * config/sh/sh.md (banked) New attribute.
17281 (in_delay_slot): Check banked attribute.
17283 2007-06-20 Sebastian Pop <sebpop@gmail.com>
17285 PR tree-optimization/32075
17286 * tree-data-ref.c (subscript_dependence_tester_1,
17287 analyze_miv_subscript, analyze_overlapping_iterations,
17288 add_distance_for_zero_overlaps, build_classic_dist_vector,
17289 subscript_dependence_tester_1, analyze_overlapping_iterations,
17290 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
17291 compute_affine_dependence, compute_all_dependences): Pass loop_nest
17292 to evolution_function_is_affine_multivariate_p.
17294 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
17296 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
17298 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
17301 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
17303 * config/m32c/prologue.md (epilogue_exitd_16): New.
17304 (epilogue_reit_16): New.
17305 (epilogue_exitd): Rename to epilogue_exitd_24.
17306 (epilogue_reit): Rename to epilogue_reit_24.
17308 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
17309 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17311 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
17313 * haifa-sched.c (queue_to_ready): Don't requeue next insn
17314 if dbg_cnt (sched_insn) reaches the limit.
17315 (choose_ready): New parameter INSN_PTR and new return value.
17316 (schedule_block): Handle dbg_cnt (sched_insn). Handle
17317 the new return value from choose_ready.
17318 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
17319 (rest_of_handle_global_alloc): New global_alloc_at_func.
17321 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
17323 PR tree-optimization/25737
17324 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
17325 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
17326 * tree-flow.h (struct fieldoff): Add new field alias_set.
17327 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
17328 argument addressable_type. Set alias_set of fieldoff.
17329 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
17330 (create_overlap_variables_for): Pass alias_set from fieldoff to
17332 * alias.c (get_alias_set): Use alias_set from SFT if set.
17334 2007-06-20 Hui-May Chang <hm.chang@apple.com>
17336 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
17337 of a variable as an unsigned HOST_WIDE_INT integer.
17339 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
17341 PR rtl-optimization/32405
17342 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
17344 2007-06-20 Jakub Jelinek <jakub@redhat.com>
17346 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
17348 PR middle-end/31959
17349 * builtins.c: Include diagnostic.h.
17350 (expand_builtin_expect): Make gcc_assert more permissive.
17351 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
17353 PR inline-asm/32109
17354 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
17357 PR middle-end/32285
17358 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
17359 if ACCUMULATE_OUTGOING_ARGS.
17361 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
17363 * config/m68hc11/m68hc11.c: Include dataflow header file.
17364 (m68hc11_reorg): Port to dataflow.
17366 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
17368 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
17369 (struct df_problem.free_blocks_on_set_blocks): New field.
17370 (struct dataflow.optional_p): New field.
17371 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
17372 (df_live_set_all_dirty): New function.
17373 * df-scan.c (df_scan_alloc): Initialize optional_p.
17374 (problem_SCAN): Initialize free_blocks_on_set_blocks.
17375 * df-core.c (df_set_blocks): Removed use of
17376 DF_FIRST_OPTIONAL_PROBLEM. Now uses
17377 df_problem.free_blocks_on_set_blocks to determine which blocks are
17379 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
17380 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
17381 uses dataflow.optional_p to determine if problem should be
17383 (rest_of_handle_df_initialize): Only start live problem if
17385 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
17386 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
17387 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
17388 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
17389 problem_NOTE): Initialize free_blocks_on_set_blocks.
17390 (df_lr_bb_local_compute): Recompute luids if df_live problem is
17392 (df_live_set_all_dirty, df_note_alloc): New function.
17393 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
17395 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
17396 * postreload.c (reload_combine): Ditto.
17397 * cse.c (cse_extended_basic_block): Ditto.
17398 * regmove.c (mark_flags_life_zones): Ditto.
17399 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
17400 erase_matching_seqs): Ditto.
17401 * bt-load.c (compute_defs_uses_and_gen): Ditto.
17402 * integrate (allocate_initial_values): Ditto.
17403 * combine.c (reg_dead_at_p): Ditto.
17404 * resource.c (mark_target_live_regs): Ditto.
17405 * sched-rgn.c (check_live_1, update_live_1): Ditto.
17406 * config/sh/sh.c (find_r0_life_regions): Ditto.
17407 * global.c (rest_of_handle_global_alloc): Only add back df_live
17409 * local-alloc.c (rest_of_handle_local_alloc): Only remove
17410 df_live for -O > 1.
17411 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
17413 (if_convert): Make sure df_live is there at -O == 1.
17414 (pass_if_after_combine): Cleanup flags.
17415 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
17416 is there at -O == 1.
17418 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
17420 * config/arm/arm.c (arm_get_frame_offsets): Set
17421 offsets->locals_base to avoid negative stack size.
17422 (thumb1_expand_prologue): Assert on negative stack size.
17424 2007-06-19 Sebastian Pop <sebpop@gmail.com>
17426 PR tree-optimization/32367
17427 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
17428 of the chrec has no evolution in that loop.
17429 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
17431 2007-06-19 Bob Wilson <bob.wilson@acm.org>
17433 * config/xtensa/xtensa.c: Include "df.h".
17434 (xtensa_builtin_saveregs): Use adjust_address instead of
17436 (xtensa_va_start): Invoke make_tree with sizetype for
17437 expand_builtin_saveregs and then convert the result to a pointer.
17438 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
17439 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
17440 Subtract argument size from index value as integers and then use
17441 POINTER_PLUS_EXPR to add the result to the array address.
17443 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
17446 * config/m32c/m32c.c: Include dataflow header file.
17447 (m32c_emit_prologue): Adjust for prologue insn change.
17448 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
17449 once inside a PARALLEL. Assume frame size passed in operand 0
17450 includes space to save the fb register.
17451 (prologue_enter_24): Likewise.
17452 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
17454 2007-06-19 David Daney <ddaney@avtrex.com
17457 * config/mips/mips.md (cprestore): Mark $gp as used.
17459 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
17462 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
17463 (frv_ifcvt_modify_insn): Likewise.
17465 2007-06-19 Richard Guenther <rguenther@suse.de>
17467 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
17468 only handle positive offsets that fit in a HOST_WIDE_INT.
17470 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
17472 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
17473 result of rsqrt insn for zero input argument to avoid NaN.
17475 2007-06-19 Richard Guenther <rguenther@suse.de>
17477 PR middle-end/31950
17478 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
17480 2007-06-19 Jakub Jelinek <jakub@redhat.com>
17482 PR tree-optimization/32353
17483 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
17485 2007-06-19 Nick Clifton <nickc@redhat.com>
17487 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
17489 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
17492 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
17493 * config/i386/i386.c (assign_386_stack_local): Assert that
17494 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
17495 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
17496 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
17497 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
17499 2007-06-18 Steve Ellcey <sje@cup.hp.com>
17501 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
17503 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
17505 PR rtl-optimization/32321
17506 * gcse.c (replace_store_insn): Update the note before
17507 calling emit_insn_after.
17509 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
17511 PR middle-end/32355
17512 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
17514 * df-problems.c (df_note_bb_compute): Fix dumping info.
17516 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
17518 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
17519 insn with emit_jump_insn.
17521 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
17523 PR tree-optimization/32383
17524 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
17525 * targhooks.h (default_builtin_reciprocal): Update prototype.
17526 * target.h (struct gcc_target): Update builtin_reciprocal.
17527 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
17528 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
17529 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
17530 when fndecl is in BUILT_IN_MD class.
17531 (execute_convert_to_rsqrt): Ditto.
17533 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
17534 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
17535 Convert BUILT_IN_SQRTF code only when md_fn is false.
17537 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
17539 * bt-load.c (move_btr_def): Fix the order of arguments
17540 to validate_replace_rtx.
17542 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
17544 * config/m68k/m68k-devices.def: Add 54450..54455.
17546 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
17548 PR rtl-optimization/32366
17549 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
17550 FLOAT_EXTEND]: Prevent non-scalar modes from entering
17553 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
17555 PR middle-end/32349
17556 * modulo-sched (generate_reg_moves): Added rescan parameter and if
17557 this is true, rescan insn being modified.
17558 (sms_schedule): Added rescan parameter.
17559 (rest_of_handle_sms): Moved freeing of dominance info to before
17560 getting out of cfg_layout.
17562 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
17564 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
17565 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
17568 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
17569 FL_CF_EMAC from the entry for isac.
17571 * config/m68k/predicates.md (const_call_operand): Adjust comment.
17572 (const_sibcall_operand): New.
17573 (sibcall_operand): Use it.
17574 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
17575 (m68k_isas): ISAC does not imply FPU or EMAC.
17576 (override_options): Add ISA_C logic for symbolic jump & call.
17578 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
17580 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
17581 return mode from the builtin itself.
17582 (sparc_fold_builtin): Fix cast of zero constant.
17584 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
17586 * targhooks.c (default_builtin_reciprocal): New default target hook.
17587 * targhooks.h (default_builtin_reciprocal): Add prototype.
17588 * hooks.c (hook_tree_tree_bool_null): Remove hook.
17589 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
17590 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
17591 default_builtin_reciprocal.
17593 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
17595 PR middle-end/31723
17596 * hooks.c (hook_tree_tree_bool_null): New hook.
17597 * hooks.h (hook_tree_tree_bool_null): Add prototype.
17598 * tree-pass.h (pass_convert_to_rsqrt): Declare.
17599 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
17600 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
17601 and convert it to reciprocal a*rfunc(b).
17602 (execute_convert_to_rsqrt): New function.
17603 (gate_convert_to_rsqrt): New function.
17604 (pass_convert_to_rsqrt): New pass definition.
17605 * target.h (struct gcc_target): Add builtin_reciprocal.
17606 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
17607 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
17608 TARGET_BUILTIN_RECIPROCAL.
17609 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
17611 * config/i386/i386.h (TARGET_RECIP): New define.
17612 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
17613 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17614 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17615 and not optimizing for size.
17616 (*rcpsf2_sse): New insn pattern.
17617 (*rsqrtsf2_sse): Ditto.
17618 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
17619 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17620 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17621 and not optimizing for size.
17622 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
17623 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17624 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17625 and not optimizing for size.
17626 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
17627 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17628 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17629 and not optimizing for size.
17630 (*sse_rsqrtv4sf2): Do not export.
17631 (sqrtv4sf2): Ditto.
17632 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
17633 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17634 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17635 and not optimizing for size.
17636 (sqrtv4sf2): Ditto.
17637 * config/i386/i386.opt (mrecip): New option.
17638 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
17639 (ix86_emit_swsqrtsf): Ditto.
17640 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
17641 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
17642 builtin definition.
17643 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
17644 ix86_expand_unop1_builtin.
17645 (ix86_emit_swdivsf): New function.
17646 (ix86_emit_swsqrtsf): Ditto.
17647 (ix86_builtin_reciprocal): New function.
17648 (TARGET_BUILTIN_RECIPROCAL): Use it.
17649 (ix86_vectorize_builtin_conversion): Rename from
17650 ix86_builtin_conversion.
17651 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
17652 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
17653 "i386 and x86_64 Options" section.
17654 (Intel 386 and AMD x86_64 Options): Document -mrecip.
17656 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17657 Zdenek Dvorak <dvorakz@suse.cz>
17658 Richard Guenther <rguenther@suse.de>
17659 Kaz Kojima <kkojima@gcc.gnu.org>
17661 * tree-vrp.c (compare_values_warnv): Convert val2 to
17663 (extract_range_from_assert): Create
17664 POINTER_PLUS_EXPR for pointer types.
17665 (extract_range_from_binary_expr): Handle
17666 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
17668 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
17669 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
17670 POINTER_PLUS_EXPR as PLUS_EXPR.
17671 (number_of_iterations_lt_to_ne):
17672 For pointer types, use sizetype when
17673 creating MINUS_EXPR/PLUS_EXPRs.
17674 (assert_loop_rolls_lt): For pointer types, use sizetype when
17675 creating MINUS_EXPR/PLUS_EXPRs.
17676 (number_of_iterations_le): Likewise.
17677 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
17678 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
17679 like PLUS_EXPR and MINUS_EXPR.
17680 * tree-pretty-print.c (dump_generic_node): Handle
17682 (op_prio): Likewise.
17683 (op_symbol_1): Likewise.
17684 * optabs.c (optab_for_tree_code): Likewise.
17685 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
17687 * tree-tailcall.c (process_assignment): Mention
17688 POINTER_PLUS_EXPR in a TODO comment.
17689 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
17690 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
17691 not used with a pointer and an integer type.
17692 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
17693 increment using chrec_convert_rhs instead of chrec_convert.
17694 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
17695 PLUS_EXPR except for the right hand side's type will be
17697 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
17698 (fold_used_pointer_cast): Kill.
17699 (pointer_offset_p): Kill.
17700 (fold_used_pointer): Kill.
17701 (pointer_used_p): Kill.
17702 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
17703 call fold_used_pointer.
17704 (instantiate_parameters_1): Convert the increment
17705 using chrec_convert_rhs instead of chrec_convert.
17706 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
17707 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
17708 instead of PLUS_EXPR.
17709 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
17710 PLUS_EXPR for pointers.
17711 (std_gimplify_va_arg_expr): Likewise.
17712 (fold_builtin_memory_op): Likewise.
17713 (fold_builtin_strstr): Likewise.
17714 (fold_builtin_strchr): Likewise.
17715 (fold_builtin_strrchr): Likewise.
17716 (fold_builtin_strpbrk): Likewise.
17717 (expand_builtin_memory_chk): Likewise.
17718 (fold_builtin_memory_chk): Likewise.
17719 (std_expand_builtin_va_start): Use
17720 sizetype for the call to make_tree and then convert
17721 to the pointer type.
17722 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
17723 instead of PLUS_EXPR for adding to a pointer.
17724 (std_gimplify_va_arg_expr): Use fold_build2 for
17725 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
17726 the operands to sizetype first and then cast the BIT_AND_EXPR
17727 back to the pointer type.
17728 * fold-const.c (build_range_check): Handle pointer types
17730 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
17731 of PLUS_EXPR's. Make sure the offset is converted to
17733 (try_move_mult_to_index): Strip the NOPs from the offset.
17734 Remove code argument and replace all uses with PLUS_EXPR.
17735 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
17736 specially. Don't use a pointer type for MINUS_EXPR.
17737 (fold_unary): Handle for (T1)(X op Y),
17738 only p+ as that is the only as that can be handled for
17739 binary operators now.
17740 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
17742 <case PLUS_EXPR>: Add folding of PTR+INT into
17744 Don't call try_move_mult_to_index.
17745 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
17746 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
17747 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
17748 Don't call try_move_mult_to_index.
17749 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
17750 (tree_expr_nonzero_p): Likewise.
17751 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
17752 of PLUS_EXPR for the complex expression folding.
17753 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
17754 first chrec is a pointer type, then the second should
17755 be sizetype and not the first's type.
17756 For POINTER_PLUS_EXPR, use a different right hand side type.
17757 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17758 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
17759 different right hand side type.
17760 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17761 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
17762 instead of PLUS_EXPR.
17763 When either operand is zero, convert the other operand.
17764 (chrec_apply): Use chrec_convert_rhs
17765 on the argument x instead of chrec_convert.
17766 (reset_evolution_in_loop): For pointer types, the new_evol
17767 should be sizetype.
17768 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
17769 different right hand side type.
17770 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17771 (chrec_convert_rhs): New function.
17772 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
17773 different right hand side type.
17774 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17775 * tree-chrec.h (chrec_convert_rhs): New prototype.
17776 (build_polynomial_chrec): For pointer types, the right hand
17777 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
17778 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
17779 Remove subtraction case as it is always addition now.
17780 Make sure the offset is converted to sizetype.
17781 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
17782 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
17783 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
17784 PLUS_EXPR in pointer type.
17785 Handle POINTER_PLUS_EXPR.
17786 (tree_to_aff_combination): Likewise.
17787 (force_expr_to_var_cost): Likewise.
17788 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
17789 instead of PLUS_EXPR for pointers.
17790 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
17791 instead of PLUS_EXPR of pointer types.
17792 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
17794 (check_va_list_escapes): Likewise.
17795 (check_all_va_list_escapes): Likewise.
17796 * dwarf2out.c (loc_descriptor_from_tree_1):
17797 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
17798 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
17799 (string_constant): Likewise.
17800 * tree-ssa-address.c (tree_mem_ref_addr): When adding
17801 the offset to the base, use POINTER_PLUS_EXPR.
17802 (add_to_parts): Convert the index to sizetype.
17803 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
17804 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
17805 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
17806 Offset only holds something for PLUS_EXPR.
17807 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
17809 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
17811 (analyze_accesses_for_modify_stmt): Likewise.
17812 Remove comment about the type being integral type as it is
17814 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
17816 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
17818 Correct the type which the artimentic is done in (is now
17821 * tree-data-ref.c (split_constant_offset): Handle
17823 * tree-affine.c (tree_to_aff_combination): Likewise.
17824 * c-typeck.c (build_unary_op): For pointers create the increment
17825 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
17827 * gimplify.c (gimplify_self_mod_expr): Create a
17828 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17829 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
17830 * tree.def (POINTER_PLUS_EXPR): New tree code.
17831 * tree-predcom.c (ref_at_iteration): If we have a pointer
17832 type do the multiplication in sizetype.
17833 * tree-mudflap.c (mf_xform_derefs_1): Create a
17834 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17835 * tree-ssa-forwprop.c
17836 (forward_propagate_addr_into_variable_array_index):
17837 Don't expect there to be a cast for the index as that
17838 does not exist anymore.
17839 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
17840 instead of PLUS_EXPR.
17841 Don't check for the first operand of the POINTER_PLUS_EXPR
17842 was the index as it cannot be.
17843 Call forward_propagate_addr_into_variable_array_index with
17844 the SSA_NAME instead of the statement.
17845 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
17846 (compare_constant): Likewise.
17847 (copy_constant): Likewise.
17848 (compute_reloc_for_constant): Likewise.
17849 (output_addressed_constants): Likewise.
17850 (initializer_constant_valid_p): Likewise.
17851 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
17852 Convert the MIN/MAX of the inner type to the outer
17853 type before comparing them.
17854 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
17855 POINTER_PLUS_EXPR instead of PLUS_EXPR.
17856 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
17857 of PLUS_EXPR for pointers.
17858 * tree-inline.c (estimate_num_insns_1): Handle
17860 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
17861 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17862 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
17863 instead of PLUS_EXPR for the pointer increment statement.
17864 (vect_update_ivs_after_vectorizer): For pointer types, create
17865 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
17866 MULT_EXPR in sizetype.
17867 (vect_gen_niters_for_prolog_loop): Add a cast when creating
17869 * tree-object-size.c (plus_expr_object_size): Handle
17870 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
17871 code which is trying to figure out which side is a pointer and
17873 (check_for_plus_in_loops_1): Likewise.
17874 (check_for_plus_in_loops): Likewise.
17875 * c-common.c (pointer_int_sum): Create a
17876 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17877 * tree-ssa-structalias.c (handle_ptr_arith): Handle
17878 only POINTER_PLUS_EXPR. Removing all the extra
17879 code which is trying to figure out which side is a pointer and
17881 * tree-cfg.c (verify_expr): Add extra checking for pointers and
17882 PLUS_EXPR and MINUS_EXPR.
17883 Also add checking to make sure the operands of POINTER_PLUS_EXPR
17885 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
17886 with make_tree, instead of a pointer type.
17887 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
17888 for pointers instead of PLUS_EXPR.
17889 (s390_gimplify_va_arg): Likewise.
17890 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
17891 instead of PLUS_EXPR when doing addition on pointer
17892 types. Use sizetype for the second operand.
17893 (spu_gimplify_va_arg_expr): Likewise.
17894 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
17895 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
17896 a pointer. Don't create a BIT_AND_EXPR for pointer types.
17897 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
17898 for the pointer addition and also use size_int/sizetype
17900 (ix86_gimplify_va_arg): Likewise.
17901 Perform BIT_AND_EXPR on sizetype arguments.
17902 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
17903 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
17904 for the pointer additions and also use size_int for the offsets.
17905 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
17906 additions and also use size_int for the offsets. Perform
17907 BIT_AND_EXPR on sizetype arguments.
17908 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
17909 POINTER_PLUS_EXPR for pointers and create the
17910 BIT_AND_EXPR in sizetype.
17911 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
17912 instead of PLUS_EXPR for pointer addition.
17913 (rs6000_va_start): Likewise.
17914 Also use sizetype for the offset.
17915 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
17916 as PLUS_EXPR/MINUS_EXPR.
17917 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
17918 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
17919 Don't use BIT_AND_EXPR on a pointer type, convert the
17920 expression to sizetype first.
17921 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
17923 (mips_gimplify_va_arg_expr): Likewise.
17924 Don't create BIT_AND_EXPR in a pointer type.
17926 2007-06-15 Eric Christopher <echristo@apple.com>
17928 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
17929 (x86_64-*-darwin*): Ditto.
17930 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
17933 2007-06-15 Matthew Wilcox <matthew@wil.cx>
17935 * doc/extend.texi: Document behavior of __attribute__((aligned))
17938 2007-06-15 Mark Mitchell <mark@codesourcery.com>
17940 * rtlanal.c (note_stores): Improve documentation.
17942 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
17944 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
17945 LOCAL_LABEL_PREFIX): Delete.
17946 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
17947 (bfin_internal_label): Delete.
17949 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
17951 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
17952 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
17953 otherwise define to LIBGCC2_TF_CEXT.
17954 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
17955 (LIBGCC_TF_CEXT): Ditto.
17958 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
17960 PR rtl-optimization/32339
17961 * df-scan.c (df_uses_record): Don't modify flags but just add to
17962 it for df_ref_record.
17964 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
17966 * tree-mudflap.c: Fix whitespace issues.
17968 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
17970 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
17972 2007-06-14 Eric Christopher <echristo@apple.com>
17974 * config/i386/sse.md (movdi_to_sse): Rewrite body.
17975 (movv4sf): Use gcc_unreachable instead of abort.
17977 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
17980 * config/i386/sfp-machine.h (CMPtype): New define.
17981 (mach stubs): Use CMPtype instead of int as a return type.
17983 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
17985 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
17986 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
17987 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
17988 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
17989 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
17990 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
17991 config/soft-fp/soft-fp.h: Update from glibc CVS.
17993 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
17995 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
17997 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
18000 * config/v850/v850.c: Include dataflow header file.
18001 (substitute_ep_register): Fix typo.
18003 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
18005 * configure.ac: Fix earlier checkin.
18006 * configure: Regenerated.
18008 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
18010 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
18011 * aclocal.m4: Regenerate.
18012 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
18013 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
18014 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
18015 * configure: Regenerate.
18016 * Makefile.in (LOOSE_WARN): Subst loose_warn.
18018 * Makefile.in (quickstrap): Build libgcc too.
18020 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
18022 * configure.ac: Add --enable-checking=df. Explicitly mention that
18023 the variables are initialized as for "release".
18024 * df-core.c: Use it.
18025 * configure: Regenerate.
18026 * config.in: Regenerate.
18028 2007-06-14 Bob Wilson <bob.wilson@acm.org>
18030 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
18031 validate_replace_rtx instead of replace_rtx.
18032 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
18034 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
18036 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
18037 (DWARF2_UNWIND_INFO): Override default if configured with
18039 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
18040 (ENDFILE_SPEC): Add crtend.o.
18041 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
18042 (ENDFILE_SPEC): Add crtend.o.
18043 (TARGET_USE_JCR_SECTION): Define.
18044 (MD_UNWIND_SUPPORT): Define for 32-bit target.
18046 * config/i386/cygming-crtbegin.c: New file.
18047 * config/i386/cygming-crtend.c: New file.
18049 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
18051 * config/i386/w32-unwind.h: New file.
18053 2007-06-13 Eric Christopher <echristo@apple.com>
18055 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
18056 the user set a value below STACK_BOUNDARY.
18058 2007-06-13 Thiemo Seufer <ths@networkno.de>
18060 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
18061 imply -lpthread for -pthread.
18063 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
18065 * basic-block.h: Remove the prototype for
18066 free_basic_block_vars.
18067 * cfglayout.h: Remove the prototype for
18068 insn_locators_initialize.
18069 * tree.h: Remove the prototype for emit_line_note.
18071 * tree-ssa-pre.c (mergephitemp): Remove.
18072 (init_pre): Don't use mergephitemp.
18074 2007-06-13 Eric Christopher <echristo@apple.com>
18076 * config/i386/i386.c (override_options): If we've specified
18077 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
18079 2007-06-13 Bob Wilson <bob.wilson@acm.org>
18081 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
18084 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
18086 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
18087 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
18088 (eh_store_handler): New pattern.
18089 (eh_return): Emit it instead of a plain move.
18091 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
18093 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
18094 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
18095 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
18098 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
18100 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
18101 (find_next_insn_start, find_load): New functions.
18102 (bfin_reorg): Use them to deal with the fact that parallel insns are
18103 no longer represented as a SEQUENCE.
18105 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
18107 * config/sparc/sparc.c (sparc_override_options): Initialize
18108 fpu mask correctly.
18110 2007-06-13 Dave Korn <dave.korn@artimi.com>
18112 * config/i386/i386.c (ix86_eax_live_at_start_p): Use df_get_live_out.
18114 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
18116 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
18117 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
18118 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
18119 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
18120 tree-vect-transform.c: Fix comment typos. Follow spelling
18123 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
18125 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
18126 to the exit block use set.
18127 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
18128 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
18129 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
18131 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
18133 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
18134 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
18135 to indicate an error.
18136 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
18138 (dbg_cnt_process_opt): Print an error on a bad argument.
18139 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
18140 * common.opt (-fdbg-cnt-list): New.
18141 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
18143 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
18145 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
18146 flag on ref-all pointers.
18148 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
18150 PR middle-end/31579
18151 * expr.c (expand_expr_addr_expr_1): Call expand_expr
18152 for the offset with the modifier as EXPAND_INITIALIZER
18153 if the modifier is EXPAND_INITIALIZER.
18154 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
18155 a register if we had an overflow.
18157 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18159 * real.c (real_isfinite): New.
18160 (real_sqrt): Use it.
18161 * real.h (real_isfinite): New.
18162 * builtins.c: Use it.
18164 2007-06-12 Ian Lance Taylor <iant@google.com>
18165 Daniel Berlin <dberlin@dberlin.org>
18168 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
18169 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
18170 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
18171 (DECL_NO_TBAA_P): Define.
18172 (struct tree_decl_common): Add no_tbaa_flag field.
18173 * tree-ssa-structalias.c (struct variable_info): Add
18174 no_tbaa_pruning field.
18175 (new_var_info): Initialize no_tbaa_pruning field.
18176 (unify_nodes): Copy no_tbaa_pruning field.
18177 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
18178 (dump_solution_for_var): Print no_tbaa_pruning flag.
18179 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
18181 (compute_tbaa_pruning): New static function.
18182 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
18183 Call compute_tbaa_pruning.
18184 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
18185 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
18186 * gimple-low.c (lower_stmt): Likewise.
18187 * tree-gimple.c (is_gimple_stmt): Likewise.
18188 * tree-ssa-operands.c (get_expr_operands): Likewise.
18189 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
18190 * tree-inline.c (estimate_num_insns_1): Likewise.
18191 (copy_result_decl_to_var): Likewise.
18192 * expr.c (expand_expr_real_1): Likewise.
18193 * tree-pretty-print.c (dump_generic_node): Likewise.
18194 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
18195 * omp-low.c (omp_copy_decl_2): Likewise.
18196 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
18197 * doc/c-tree.texi (Expression trees): Document
18198 CHANGE_DYNAMIC_TYPE_EXPR.
18200 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18202 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
18203 with !HONOR_NANS and !HONOR_INFINITIES.
18204 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
18206 2007-06-12 Tristan Gingold <gingold@adacore.com>
18208 * gcov.c: Comments updated.
18209 (source_info): Add file_time field.
18210 (source_index): New variable.
18211 (mutiple_files): New variable.
18212 (generate_results): New function extracted from process_file.
18213 (process_file): Save and restore chain of functions, generate
18214 results and free structures only if not merging results.
18215 (release_structures): File names are now freed in create_file_names
18216 (create_file_names): Free previous file names.
18217 (find_source): File date is now read here and modifications in
18218 source files is checked here.
18219 (read_graph_file): Only reverse order of functions for the current
18221 (make_gcov_file_name): Do not generate long names if input_name is
18223 (output_lines): If merging results do not display graph, data and
18225 Checking source file modification is done in find_source.
18227 * doc/gcov.texi: Append an s to sourcefile.
18229 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
18231 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
18232 (forced_nop): New pattern.
18233 * config/bfin/bfin.c: Include "df.h".
18234 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
18235 (bfin_discover_loop): Use df_get_live_in instead of
18236 global_live_at_start.
18237 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
18238 df_analyze when done.
18239 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
18240 the insns. Use QImode for the final insn in a bundle. Call
18241 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
18243 (reorder_var_tracking_notes): New function.
18244 (bfin_reorg): Pass no argument to split_all_insns. Don't call
18245 update_life_info. Call df_analyze after scheduling and bundle
18246 generation. Call reorder_var_tracking_notes if generating these
18247 notes. Call df_finish_pass at the end.
18249 2007-06-12 Dirk Mueller <dmueller@suse.de>
18251 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
18252 a comparison, not an assignment.
18254 2007-06-12 Olivier Hainque <hainque@adacore.com>
18256 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
18257 Request walking the subtrees only, leaving the current is_lhs/val_only
18259 (convert_non_local_reference): Likewise.
18261 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
18263 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
18265 2007-06-12 Richard Guenther <rguenther@suse.de>
18267 PR tree-optimization/15353
18268 PR tree-optimization/31657
18269 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
18270 * timevar.def: Add TV_TREE_IFCOMBINE.
18271 * tree-pass.h (pass_tree_ifcombine): Declare.
18272 * tree-ssa-ifcombine.c: New file.
18273 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
18274 * tree-flow.h (blocks_in_phiopt_order): Declare.
18275 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
18276 (tree-ssa-ifcombine.o): New dependencies.
18278 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
18280 PR rtl-optimization/32293
18281 * combine.c (simplify_if_then_else): Truncate return from
18282 nonzero_bits() to correct mode.
18284 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
18286 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
18287 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
18289 2007-06-11 Diego Novillo <dnovillo@google.com>
18291 * Makefile.in (reload1.o-warn): Remove.
18293 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
18295 * combine.c (subst): Use reg_overlap_mentioned_p
18296 instead of comparing register numbers directly.
18298 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
18300 * reload1.c (mark_home_live_1): Use the mode parameter.
18302 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
18304 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
18305 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
18307 * df-core.c: Ditto.
18309 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
18311 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
18313 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
18315 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
18316 from integer registers.
18317 (FP mode splitters): Handle TFmode.
18319 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
18321 * tree-ssa-structalias.c (find_what_p_points_to): Return false
18322 for ref-all pointers that point-to anything.
18324 2007-06-11 Joseph Myers <joseph@codesourcery.com>
18326 * config/arm/arm.c (arm_output_dwarf_dtprel,
18327 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
18329 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
18331 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
18332 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
18335 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
18337 * tree.c (signed_or_unsigned_type_for): New.
18338 (unsigned_type_for): Use signed_or_unsigned_type_for.
18339 (signed_type_for): Use signed_or_unsigned_type_for.
18340 * tree.h (signed_or_unsigned_type_for): New.
18341 (get_signed_or_unsigned_type): Remove.
18342 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
18343 lang_hooks.types.signed_type
18344 (size_diffop): Likewise.
18345 (all_ones_mask_p): Likewise.
18346 (build_range_check): Likewise.
18347 (fold_cond_expr_with_comparison): Likewise.
18348 (fold_cond_expr_with_comparison): Likewise.
18349 (unextend): Likewise.
18350 (extract_muldiv_1): Likewise.
18351 (fold_single_bit_test_into_sign_test): Likewise.
18352 (fold_binary): Likewise.
18353 (fold_ternary): Likewise.
18354 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
18355 instead of get_signed_or_unsigned_type.
18356 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
18357 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
18358 * expr.c (signed_or_unsigned_type_for): Use
18359 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
18360 * langhooks.c (get_signed_or_unsigned_type): Remove.
18361 (lhd_signed_or_unsigned_type): Remove.
18362 * langhooks.h (lang_hooks_for_types): Remove signed_type and
18363 signed_or_unsigned_type.
18364 (lhd_signed_or_unsigned_type): Remove.
18365 * expmed.c (make_tree): Use signed_type_for instead of
18366 lang_hooks.types.signed_type.
18367 * c-common.c (same_scalar_type_ignoring_signedness): Use
18368 c_common_signed_type instead of lang_hooks.types.signed_type.
18369 (c_common_unsigned_type): New.
18370 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
18371 (shorten_compare): Use c_common_unsigned_type instead of
18372 c_common_signed_or_unsigned_type.
18373 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
18375 * convert.c (convert_to_integer): Use signed_type_for instead of
18376 lang_hooks.types.signed_type.
18377 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
18378 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
18379 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
18380 * c-format.c (check_format_types): Use c_common_unsigned_type
18381 instead of unsigned_type_for.
18382 * c-decl.c (groakdeclarator): Likewise.
18383 * c-typeck.c (convert_for_assignment): Likewise.
18384 * c-common.h (c_common_unsigned_type): New.
18386 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
18389 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
18390 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
18392 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
18394 PR middle-end/32279
18395 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
18396 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
18398 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
18399 Sebastian Pop <sebpop@gmail.com>
18401 * lambda-code.c (remove_iv): New.
18402 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
18404 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
18406 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
18407 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
18408 * tree-ssa-loop-prefetch.c: Include optabs.h.
18409 (FENCE_FOLLOWING_MOVNT): New macro.
18410 (struct mem_ref): Add independent_p and storent_p fields.
18411 (record_ref): Initalize the new fields.
18412 (gather_memory_references_ref): Return true if the reference
18414 (gather_memory_references): Check whether all memory accesses
18415 in loop were recorded.
18416 (should_issue_prefetch_p): Return false for nontemporal stores.
18417 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
18418 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
18419 (determine_loop_nest_reuse): Detect independent memory references.
18420 (loop_prefetch_arrays): Call mark_nontemporal_stores.
18421 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
18422 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
18423 * config/i386/i386.h (x86_mfence): Declare.
18424 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
18425 * config/i386/i386.c (x86_mfence): New variable.
18426 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
18428 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
18429 * optabs.c (init_optabs): Initialize storent_optab.
18430 * optabs.h (enum optab_index): Add OTI_storent.
18431 (storent_optab): Declare.
18432 * genopinit.c (optabs): Add initialization for storent_optab.
18433 * tree.h (MOVE_NONTEMPORAL): New macro.
18434 * expr.c (expand_assignment, store_expr, store_constructor_field,
18435 store_constructor, store_field, expand_expr_real_1): Propagate
18436 nontemporality of the expanded store.
18437 (emit_storent_insn): New function.
18438 * expr.h (expand_assignment, store_expr): Declaration changed.
18439 * function.c (assign_parm_setup_reg): Pass false as nontemporality
18440 to expand_assignment.
18441 * stmt.c (expand_asm_expr): Ditto.
18442 * calls.c (initialize_argument_information): Pass false as
18443 nontemporality to store_expr.
18444 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
18447 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
18449 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
18451 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
18453 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
18455 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
18456 and allow DECL_P here.
18458 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
18460 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
18461 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
18462 track of the size of the expression.
18463 * cfghooks.c (merge_blocks): Remove block from loops structure only
18464 after call of the merge_blocks hook.
18466 2007-06-09 Tom Tromey <tromey@redhat.com>
18468 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
18469 (deprecated_state): Removed.
18470 (start_decl): Update.
18471 (enum deprecated_states): Moved earlier.
18472 (groktypename): Update.
18473 (push_parm_decl): Likewise.
18474 (grokfield): Likewise.
18475 (start_function): Likewise.
18477 2007-06-09 Ian Lance Taylor <iant@google.com>
18479 PR tree-optimization/32169
18480 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
18481 CONVERT_EXPR, check whether min and max both converted to an
18482 overflow infinity representation.
18484 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
18486 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
18487 not inserted on the edge.
18489 2007-06-08 Bob Wilson <bob.wilson@acm.org>
18491 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
18492 instructions if they are supported.
18493 (__divsi3, __umodsi3, __modsi3): Likewise.
18494 (__ashldi3, __ashrdi3, __lshrdi3): New.
18495 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
18497 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
18498 Tony Linthicum <tony.linthicum@amd.com>
18500 * doc/invoke.texi: Add fvect-cost-model flag.
18501 * common.opt (fvect-cost-model): New flag.
18502 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
18503 cost fields in stmt_vec_info struct for STMT.
18504 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
18505 fields in stmt_vec_info struct and access functions for the same.
18506 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
18507 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
18508 load, store and vector to scalar operation.
18509 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
18510 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
18511 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
18512 (TARG_VEC_STORE_COST): Define cost of vector store.
18513 (vect_estimate_min_profitable_iters): Define new function.
18514 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
18515 check to evaluate if loop iterations are less than minimum profitable
18516 iterations determined by cost model or minimum vect loop bound defined
18517 by user, whichever is more conservative.
18518 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
18519 run-time check to evaluate if loop iterations are less than minimum
18520 profitable iterations determined by cost model or minimum vect loop
18521 bound defined by user, whichever is more conservative.
18522 (vect_estimate_min_profitable_iterations): New function to estimate
18523 mimimimum iterartions required for vector version of loop to be
18524 profitable over scalar version.
18525 (vect_model_reduction_cost): New function.
18526 (vect_model_induction_cost): New function.
18527 (vect_model_simple_cost): New function.
18528 (vect_cost_strided_group_size): New function.
18529 (vect_model_store_cost): New function.
18530 (vect_model_load_cost): New function.
18531 (vectorizable_reduction): Call vect_model_reduction_cost during
18533 (vectorizable_induction): Call vect_model_induction_cost during
18535 (vectorizable_load): Call vect_model_load_cost during analysis phase.
18536 (vectorizable_store): Call vect_model_store_cost during analysis phase.
18537 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
18538 vectorizable_promotion, vectorizable_demotion): Call
18539 vect_model_simple_cost during analysis phase.
18541 2007-06-08 Simon Baldwin <simonb@google.com>
18543 * reg-stack.c (get_true_reg): Readability change. Moved default case
18544 label into direct switch statement scope.
18546 2007-06-08 Simon Baldwin <simonb@google.com>
18548 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
18549 in gcc_assert() with '==' comparison.
18551 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18553 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
18554 TARGET_ABM handling of x86_popcnt variable.
18556 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18558 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
18559 __builtin_copysignq and __builtin_infq built-in functions.
18561 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18563 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
18564 SSE4.2 section. Correct built-in function names in SSE4A section.
18566 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18568 PR tree-optimization/32243
18569 * tree-vect-transform.c (vectorizable_type_promotion): Move check
18570 for ncopies after ratio check between nunits_out and nunits_in.
18571 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
18573 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
18575 PR tree-optimization/32224
18576 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
18577 vectorization upon a non GIMPLE_MODIFY_STMT.
18579 2007-06-08 Christian Bruel <christian.bruel@st.com>
18582 * config/sh/sh.md (doloop_end): New pattern and splitter.
18583 * loop-iv.c (simple_rhs_p): Check for hardware registers.
18585 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
18587 PR middle-end/32209
18588 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
18590 (verify_dominators): Do not change dominance tree.
18592 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
18594 * config/sh/constraints.md: New file.
18595 * config/sh/sh.c: Include tm-constrs.h.
18596 (reg_class_from_letter): Remove.
18597 (prepare_cbranch_operands): Use satisfies_constraint_*
18598 function instead of macro.
18599 (andcosts, broken_move, sh_secondary_reload): Likewise.
18600 * config/sh/predicates.md (trapping_target_operand): Likewise.
18601 (and_operand, arith_operand, arith_reg_or_0_operand,
18602 cmp_operand, logical_operand, target_operand,
18603 ua_address_operand, ua_offset, xor_operand): Likewise.
18604 * config/sh/sh.md: Include constraints.md.
18605 (*movsicc_t_false): Use satisfies_constraint_* function
18607 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
18608 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
18609 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
18610 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
18611 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
18612 (REG_CLASS_FROM_CONSTRAINT): Remove.
18613 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
18614 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
18615 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
18616 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
18617 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
18618 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
18619 function instead of macro.
18620 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
18621 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
18622 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
18623 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
18624 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
18625 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
18626 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
18627 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
18628 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
18629 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
18630 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
18631 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
18632 EXTRA_CONSTRAINT_STR): Likewise.
18633 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
18635 2007-06-07 Geoffrey Keating <geoffk@apple.com>
18637 * config/i386/darwin.h (STACK_BOUNDARY): Define.
18639 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
18642 * c-common.h (flag_cpp0x): Replaced by...
18643 (cxx_dialect): ... this new variable specifying the C++ dialect that
18645 * c-common.c (flag_cpp0x): Removed.
18646 (cxx_dialect): Defined.
18647 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
18649 * c-opts.c (c_common_post_options): Likewise.
18650 (set_std_cxx98): Set cxx_dialect to cxx98.
18651 (set_std_cxx0x): Set cxx_dialect to cxx0x.
18653 2007-06-07 Geoffrey Keating <geoffk@apple.com>
18654 Hui-May Chang <hm.chang@apple.com>
18656 * doc/invoke.texi (Darwin Options): Update documentation for
18657 -mmacosx-version-min.
18658 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
18659 * config/darwin-driver.c: New file.
18660 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
18661 * config/t-darwin (darwin-driver.o): New rule.
18663 * config/darwin-c.c (version_as_macro): Ignore low digit.
18665 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
18667 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
18668 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
18669 (CSGNMODE): New mode macro.
18670 (CSGNVMODE): New mode attribute.
18671 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
18672 expander using CSGNMODE mode macro. Handle TFmode.
18673 (copysign<mode>3_const): Rename from copysignsf3_const and
18674 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
18676 (copysign<mode>3_var): Rename from copysignsf3_var and
18677 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
18679 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
18680 mode macro. Handle TFmode.
18681 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
18682 (iortf3, *iortf3): Ditto.
18683 (xortf3, *xortf3): Ditto.
18684 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
18685 TFmode and TImode masks.
18686 (ix86_expand_copysign): Expand TFmode copysign insn.
18687 (IX86_BUILTIN_INFQ): New.
18688 (IX86_BUILTIN_FABSQ): Ditto.
18689 (IX86_BUILTIN_COPYSIGNQ): Ditto.
18690 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
18691 [__builtin_fabsq]: Ditto.
18692 [__builtin_copysignq]: Ditto.
18693 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
18694 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
18695 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
18696 ix86_expand_binop_builtin().
18698 2007-06-07 Bob Wilson <bob.wilson@acm.org>
18700 * config/xtensa/lib1funcs.asm: Clean up whitespace.
18702 2007-06-07 Steve Ellcey <sje@cup.hp.com>
18705 * rtl.h (push_to_sequence2): New.
18706 * emit-rtl.c (push_to_sequence2): New.
18707 * function.c (assign_parm_data_all): Add new fields.
18708 (assign_parm_setup_block): Call push_to_sequence2 instead of
18710 (assign_parm_setup_reg): Ditto.
18711 (assign_parm_setup_stack): Ditto.
18712 (assign_parms_unsplit_complex): Ditto.
18713 (assign_parms): Change field name.
18715 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
18717 PR tree-optimization/32220
18718 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
18719 phi node is reached before defining statement.
18721 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18724 * tree-vect-transform.c (vectorizable_call): Call update_stmt
18725 after changing the right hand side of the assignment.
18727 2007-06-06 Eric Christopher <echristo@apple.com>
18729 * config.gcc (i?86-*-darwin*): Remove arch parameter.
18730 (x86_64-*-darwin*): Ditto.
18731 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
18732 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
18734 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18736 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
18737 coding conventions.
18738 (add_key): Likewise.
18739 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
18740 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
18742 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
18744 (add_cost_one_coalesce): Likewise.
18745 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
18746 variable names. Rename orig to orig_name for consistency.
18747 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
18748 coding conventions.
18749 (cprop_into_successor_phis): Avoid using C++ keywords as variable
18751 (record_equivalences_from_stmt): Likewise.
18752 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
18753 the coding conventions.
18754 (memory_ssa_name_same): Likewise.
18755 (dse_optimize_stmt): Likewise.
18756 (dse_record_phis): Likewise.
18757 (dse_finalize_block): Likewise.
18758 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
18759 keywords as variable names.
18760 (may_move_till): Cast according to the coding conventions.
18761 (force_move_till_expr): Avoid using C++ keywords as variable names.
18762 (force_move_till): Cast according to the coding conventions.
18763 (memref_hash): Likewise.
18764 (memref_eq): Likewise.
18765 (gather_mem_refs_stmt): Likewise.
18766 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
18767 using C++ keywords as variable names.
18768 (idx_find_step): Cast according to the coding conventions.
18769 (idx_record_use): Likewise.
18770 (find_depends): Likewise.
18771 (prepare_decl_rtl): Likewise.
18772 (mbc_entry_hash): Likewise.
18773 (mbc_entry_eq): Likewise.
18774 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
18775 (simplify_replace_tree): Avoid using C++ keywords as variable names.
18776 (idx_infer_loop_bounds): Cast according to the coding conventions.
18777 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
18778 * tree-ssa-math-opts.c (occ_new ): Likwise.
18779 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
18781 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
18783 (add_use_op): Likewise.
18784 (add_vop): Likewise.
18785 (add_vuse_op): Likewise.
18786 (add_vdef_op): Likewise.
18787 (get_expr_operands): Likewise.
18788 (push_stmt_changes): Use type safe memory macros.
18789 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
18790 keywords as variable names.
18791 (conditional_replacement): Likewise.
18792 (minmax_replacement): Likewise.
18793 (abs_replacement): Likewise.
18794 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
18795 coding conventions.
18796 (insert_fake_stores): Avoid using C++ keywords as variable names.
18797 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
18799 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
18800 (heapvar_insert): Use type safe memory macros.
18801 (new_var_info): Cast according to the coding conventions.
18802 (new_constraint): Likewise.
18803 (remove_preds_and_fake_succs): Use type safe memory macros.
18804 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
18806 (thread_single_edge): Likewise.
18807 (thread_through_loop_header): Likewise.
18809 2007-06-06 Eric Christopher <echristo@apple.com>
18811 * config/i386/i386.c (override_options): Move handling
18812 of TARGET_SUBTARGET* earlier.
18814 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
18816 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
18819 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
18821 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
18822 emited outside of basic block.
18823 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
18824 the created blocks.
18825 * rtl.h (delete_insn_chain): Declaration changed.
18826 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
18828 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
18829 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
18830 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
18831 to delete_insn_chain.
18832 (rtl_verify_flow_info_1): Verify that the insns in header and footer
18833 do not have bb field set.
18834 (rtl_verify_flow_info): Verify that insns between basic blocks do not
18836 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
18837 * cfgcleanup.c (try_optimize_cfg): Ditto.
18839 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18841 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
18842 (lambda_body_vector_new): Use type safe memory macros.
18843 (lambda_linear_expression_new): Likewise.
18844 (lambda_loopnest_new): Likewise.
18845 (lambda_lattice_new): Likewise.
18846 (replace_uses_equiv_to_x_with_y): Cast according to the coding
18847 conventions. Use type safe memory macros.
18848 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
18849 (lambda_body_vector_s): Likewise.
18850 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
18851 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
18853 2007-06-06 Richard Guenther <rguenther@suse.de>
18855 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
18856 if we need to schedule cfg_cleanup.
18857 (tree_ssa_forward_propagate_single_use_vars): Do so.
18859 2007-06-06 Ian Lance Taylor <iant@google.com>
18861 * fold-const.c (merge_ranges): If range_successor or
18862 range_predecessor fail, just return 0.
18864 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18866 PR tree-optimization/32216
18867 * tree-vectorizer.c (supportable_widening_operation): Determine
18868 signedness of FIX_TRUNC_EXPR from output operand.
18869 (supportable_narrowing_operation): Ditto.
18870 * tree-vect-generic.c (expand_vector_operations_1): Determine
18871 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
18872 from input operand.
18874 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18876 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
18877 (struct pta): ...from here. Change flags to unsigned to avoid
18878 excessive casting (as it is used as a bit mask).
18879 (override_options): Add casts according to the coding convenventions.
18880 (x86_64_elf_unique_section): Likewise.
18881 (examine_argument): Avoid using C++ keywords as variable names.
18882 (construct_container): Likewise.
18883 (legitimize_pic_address): Likewise.
18884 (get_dllimport_decl): Cast according to the coding conventions. Use
18885 type safe memory macros.
18886 (legitimize_address): Cast according to the coding conventions.
18887 (emit_i387_cw_initialization): Corrected the type of slot to enum
18889 (ix86_init_machine_status): Use type safe memory macros.
18890 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
18891 (bdesc_pcmpistr): Likewise.
18892 (bdesc_crc32): Likewise.
18893 (bdesc_sse_3arg): Likewise.
18894 (bdesc_2arg): Likewise.
18895 (bdesc_1arg): Likewise.
18896 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
18897 (ix86_expand_sse_pcmpistr): Likewise.
18898 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
18899 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
18900 int to match the langhook definition.
18901 (ix86_builtin_conversion): Change the type of code to unsigned init to
18902 match the langhook definition.
18903 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
18905 (ix86_preferred_output_reload_class): Likewise.
18906 (ix86_cannot_change_mode_class): Likewise.
18907 (ix86_memory_move_cost): Likewise.
18908 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
18909 avoid excessive casting later on.
18910 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
18912 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18914 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
18915 as flags setting insn.
18916 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
18918 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18920 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
18921 (UNSPEC_ROUND): New.
18922 ("sse4_1_round<mode>2"): New insn pattern.
18923 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
18925 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
18926 expander using SSEMODEF mode macro. Expand using
18927 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18928 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
18929 expander using SSEMODEF mode macro. Expand using
18930 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18931 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
18932 expander using SSEMODEF mode macro. Expand using
18933 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18934 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
18935 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
18936 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
18939 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
18940 Sebastian Pop <sebpop@gmail.com>
18942 * lambda.h (build_linear_expr): New.
18943 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
18944 Use build_linear_expr, call fold and force_gimple_operand.
18945 (lambda_loopnest_to_gcc_loopnest): Check that there is
18946 something to insert.
18947 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
18949 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
18951 PR preprocessor/23479
18952 * doc/extend.texi: Document the 0b-prefixed binary integer
18953 constant extension.
18955 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18957 PR tree-optimization/32215
18958 * tree-vectorizer.c (supportable_widening_operation): Return false
18959 for unsupported FIX_TRUNC_EXPR tree code.
18960 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
18962 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
18964 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
18965 register on SPE targets. Change documentation to reflect
18967 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
18968 Change FIXED_SCRATCH to 14 and document why we're keeping r14
18969 out of the register allocation pool.
18970 (rs6000_reg_live_or_pic_offset_p): New function.
18971 (rs6000_emit_prologue): Move the actual saving of LR up to free
18972 r0 for holding r11. Split saving of SPE 64-bit registers into
18973 its own case. Ensure that offsets will always be in-range for
18974 'evstdd' by using r11 as a scratch register to point at the start
18975 of the SPE save area. Save r11 if necessary, as it is the static
18977 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
18978 into its own case. Ensure that offsets will always be in-range
18979 for 'evldd' by using r11 as a scratch register to point at the
18980 start of the SPE save area. Also adjust r11 when restoring
18981 the stack pointer to compensate for pre-loading r11.
18983 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
18985 * cfg.c (init_flow): Use type safe memory macros.
18986 (alloc_block): Likewise.
18987 (unchecked_make_edge): Likewise.
18988 (dump_flow_info): Avoid using C++ keywords as variable names.
18989 (copy_original_table_clear): Cast according to the coding conventions.
18990 (copy_original_table_set): Likewise.
18991 * cfgexpand (label_rtx_for_bb): Likewise.
18992 (expand_gimple_basic_block): Likewise.
18993 * cfghooks.c (dump_bb): Likewise.
18994 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
18996 (lv_add_condition_to_bb): Likewise.
18997 * cfglayout (relink_block_chain): Cast according to the coding
18999 (fixup_reorder_chain): Likewise.
19000 (fixup_fallthru_exit_predecessor): Likewise.
19001 * cfgloop.c (glb_enum_p): Likewise.
19002 (get_exit_description): Likewise.
19003 (dump_recorded_exit): Likewise.
19004 * cfgloop.h (enum loop_estimation): Move out of struct scope...
19005 (struct loop): ... from here.
19006 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
19008 * cfgrtl.c (rtl_create_basic_block): Likewise.
19009 (rtl_split_block): Likewise.
19010 (rtl_dump_bb): Likewise.
19011 (cfg_layout_split_block): Likewise.
19012 (init_rtl_bb_info): Use typesafe memory macros.
19014 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
19015 * graphds.h: Updated all usages of edge to graph_edge.
19016 * graphds.c: Likewise.
19017 * cfgloopanal.c: Likewise.
19019 2007-06-05 Ian Lance Taylor <iant@google.com>
19021 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
19022 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
19023 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
19025 (test_for_singularity): Likewise.
19027 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
19029 * config/i386/constraints.md ("Y2"): Replaced by ...
19031 * config/i386/i386.md: Likewise.
19032 * config/i386/mmx.md: Likewise.
19033 * config/i386/sse.md: Likewise.
19035 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
19037 * config/i386/constraints.md ("z"): Replaced by ...
19039 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
19040 (sse4_1_blendvps): Likewise.
19041 (sse4_1_pblendvb): Likewise.
19042 (sse4_2_pcmpestr): Likewise.
19043 (sse4_2_pcmpestrm): Likewise.
19044 (sse4_2_pcmpestr_cconly): Likewise.
19045 (sse4_2_pcmpistr): Likewise.
19046 (sse4_2_pcmpistrm): Likewise.
19047 (sse4_2_pcmpistr_cconly): Likewise.
19049 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
19051 * matrix-reorg.c (transform_access_sites): Fix computation.
19052 (transform_allocation_sites): Same.
19054 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
19056 * config/i386/i386.c (override_options): Use
19057 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
19059 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
19061 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
19062 (nonimm_not_xmm0_operand): Ditto.
19063 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
19064 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
19065 as operand[2] predicate. Require "z" class XMM register for
19066 operand[3]. Adjust asm template.
19067 ("sse4_1_blendvpd"): Ditto.
19068 ("sse4_1_pblendvb"): Ditto.
19069 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
19070 force op2 into xmm0 register for variable blend instructions.
19072 2007-06-04 Tom Tromey <tromey@redhat.com>
19074 * c-tree.h (start_enum): Update.
19075 (build_enumerator): Likewise.
19076 * c-decl.c (enum_next_value): Removed.
19077 (enum_overflow): Likewise.
19078 (start_enum): Add c_enum_contents argument. Don't use globals.
19079 (build_enumerator): Likewise.
19080 * c-tree.h (struct c_enum_contents): New struct.
19082 2007-06-04 Tom Tromey <tromey@redhat.com>
19084 * c-common.c (c_common_get_alias_set): Fix indentation.
19086 2007-06-04 Ian Lance Taylor <iant@google.com>
19088 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
19089 to overflow, reduce overflow infinity to regular infinity.
19090 (vrp_var_may_overflow): New static function.
19091 (vrp_visit_phi_node): Check vrp_var_may_overflow.
19093 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
19095 * stor-layout.c (layout_type): Remove duplicate code.
19097 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
19100 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
19101 before build_common_builtin_nodes ().
19103 2007-06-04 Steve Ellcey <sje@cup.hp.com>
19106 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
19108 2007-06-04 Jan Hubicka <jh@suse.cz>
19110 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
19111 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
19112 instead of _stat version.
19114 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
19116 PR tree-optimization/32194
19117 * tree-predcom.c (determine_offset): Check that both references have
19120 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
19122 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
19123 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
19124 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
19125 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
19126 Add argument to iterate_fix_dominators call.
19127 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
19128 * gcse.c (hoist_code): Change domby to vector.
19129 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
19130 Add argument to iterate_fix_dominators call.
19131 * loop-doloop.c (doloop_modify): Changed recount_dominator to
19132 recompute_dominator.
19133 * lambda-code.c (perfect_nestify): Ditto.
19134 * cfgloopanal.c: Include graphds.h.
19135 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
19136 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
19137 (mark_irreducible_loops): Use graphds_scc. Remove argument from
19139 * graphds.c: New file.
19140 * graphds.h: New file.
19141 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
19142 (get_dominated_by, get_dominated_by_region): Change return type to
19144 (verify_dominators): Recompute all dominators and compare the results.
19145 (recount_dominator): Renamed to ...
19146 (recompute_dominator): ... this. Do not check that the block is
19147 dominated by entry.
19148 (iterate_fix_dominators): Reimplemented.
19149 (prune_bbs_to_update_dominators, root_of_dom_tree,
19150 determine_dominators_for_sons): New functions.
19151 * et-forest.c (et_root): New function.
19152 * et-forest.h (et_root): Declare.
19153 * Makefile.in (graphds.o): Add.
19154 (cfgloopanal.o): Add graphds.h dependency.
19155 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
19156 * basic-block.h (get_dominated_by, get_dominated_by_region,
19157 iterate_fix_dominators): Declaration changed.
19158 (recount_dominator): Renamed to ...
19159 (recompute_dominator): ... this.
19160 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
19161 (thread_through_all_blocks): Do not free dominance info.
19163 2007-06-03 Andreas Schwab <schwab@suse.de>
19165 * config/m68k/m68k.c (override_options): Don't override
19167 * config/m68k/m68k-modes.def (SF, DF): Define to use
19168 motorola_single_format and motorola_double_format, resp.
19169 * real.c (motorola_single_format): Renamed from
19170 coldfire_single_format.
19171 (motorola_double_format): Renamed from coldfire_double_format.
19172 (encode_ieee_extended): Generate a proper canonical NaN image
19173 respecting canonical_nan_lsbs_set.
19174 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
19176 * real.h: Adjust declarations.
19178 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
19181 * config/sh/sh.md (symGOT_load): Don't schedule insns when
19182 the symbol is generated with the stack protector.
19184 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
19186 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
19187 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
19189 * doc/extend.texi (interrupt): Mention m68k.
19191 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
19193 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
19194 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
19195 (ix86_expand_sse_pcmpestr): Do not check operands for
19196 "register_operand", when insn operand predicate is "register_operand".
19197 (ix86_expand_sse_pcmpistr): Ditto.
19199 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
19200 Uros Bizjak <ubizjak@gmail.com>
19202 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
19203 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
19204 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
19205 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
19206 * config/i386/constraints.md ("z"): New register constraint
19207 for members of SSE_FIRST_REG class.
19208 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
19209 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
19210 SSE_FIRST_REG class.
19211 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
19212 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
19213 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
19214 (IX86_BUILTIN_PCMPESTRM128): Likewise.
19215 (IX86_BUILTIN_PCMPESTRA128): Likewise.
19216 (IX86_BUILTIN_PCMPESTRC128): Likewise.
19217 (IX86_BUILTIN_PCMPESTRO128): Likewise.
19218 (IX86_BUILTIN_PCMPESTRS128): Likewise.
19219 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
19220 (IX86_BUILTIN_PCMPISTRI128): Likewise.
19221 (IX86_BUILTIN_PCMPISTRM128): Likewise.
19222 (IX86_BUILTIN_PCMPISTRA128): Likewise.
19223 (IX86_BUILTIN_PCMPISTRC128): Likewise.
19224 (IX86_BUILTIN_PCMPISTRO128): Likewise.
19225 (IX86_BUILTIN_PCMPISTRS128): Likewise.
19226 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
19227 (struct builtin_description): Change "flag" field to unsigned.
19228 (bdesc_pcmpestr): New builtin description table.
19229 (bdesc_pcmpistr): Likewise.
19230 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
19231 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
19232 Initialize pcmp[ei]str[im] insns for SSE4.2.
19233 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
19234 (ix86_expand_sse_pcmpistr): Likewise.
19235 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
19236 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
19237 (UNSPEC_PCMPISTR): Likewise.
19238 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
19239 (sse4_2_pcmpestri):New isns pattern.
19240 (sse4_2_pcmpestrm): Likewise.
19241 (sse4_2_pcmpestr_cconly): Likewise.
19242 (sse4_2_pcmpistr): New insn patern and splitter.
19243 (sse4_2_pcmpistri):New isns pattern.
19244 (sse4_2_pcmpistrm): Likewise.
19245 (sse4_2_pcmpistr_cconly): Likewise.
19246 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
19249 2007-06-01 David Daney <ddaney@avtrex.com>
19251 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
19252 LOADGP_ABSOLUTE and not binds_local_p.
19254 2007-06-01 Geoffrey Keating <geoffk@apple.com>
19256 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
19258 2007-06-01 Ian Lance Taylor <iant@google.com>
19260 * tree-vrp.c (compare_name_with_value): Always set
19261 used_strict_overflow if we get a result from the variable itself.
19263 2007-06-01 Ian Lance Taylor <iant@google.com>
19265 PR rtl-optimization/31455
19266 * lower-subreg.c (find_decomposable_subregs): Don't decompose
19267 subregs which have a cast between modes which are not tieable.
19269 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
19271 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
19272 breaks after return statements.
19274 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
19276 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
19277 only after no_new_pseudos.
19279 2007-05-31 Eric Christopher <echristo@apple.com>
19281 * expr.c (convert_move): Assert that we don't have a BLKmode
19283 (store_expr): Handle BLKmode moves by calling emit_block_move.
19285 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
19287 * c-typeck.c (build_indirect_ref): Include type in error message.
19288 (build_binary_op): Pass types to binary_op_error.
19289 * c-common.c (binary_op_error): Take two type arguments, print out
19291 * c-common.h (binary_op_error): Update prototype.
19293 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
19295 * config/i386/i386.c: Correct coments on -mno-sse4.
19297 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
19299 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
19300 (x86_64-*-*): Likewise.
19301 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
19302 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
19303 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
19304 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
19305 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
19306 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
19307 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
19308 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
19309 (OPTION_MASK_ISA_SSE4): Likewise.
19310 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
19311 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
19312 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
19313 (override_options): Support SSE4.2.
19314 (ix86_build_const_vector): Support SImode and DImode.
19315 (ix86_build_signbit_mask): Likewise.
19316 (ix86_expand_int_vcond): Support V2DImode.
19317 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
19318 (IX86_BUILTIN_CRC32HI): Likewise.
19319 (IX86_BUILTIN_CRC32SI): Likewise.
19320 (IX86_BUILTIN_CRC32DI): Likewise.
19321 (IX86_BUILTIN_PCMPGTQ): Likewise.
19322 (bdesc_crc32): Likewise.
19323 (bdesc_sse_3arg): Likewise.
19324 (ix86_expand_crc32): Likewise.
19325 (ix86_init_mmx_sse_builtins): Support SSE4.2.
19326 (ix86_expand_builtin): Likewise.
19327 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
19328 __SSE4_2__ for -msse4.2.
19329 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
19330 (CRC32MODE): Likewise.
19331 (crc32modesuffix): Likewise.
19332 (crc32modeconstraint): Likewise.
19333 (sse4_2_crc32<mode>): Likewise.
19334 (sse4_2_crc32di): Likewise.
19335 * config/i386/i386.opt (msse4.2): New for SSE4.2.
19337 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
19338 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
19339 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
19340 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
19341 (vcondu<mode>): Likewise.
19342 * doc/extend.texi: Document SSE4.2 built-in functions.
19343 * doc/invoke.texi: Document -msse4.2/-msse4.
19345 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
19347 PR tree-optimization/32160
19348 * tree-predcom.c (predcom_tmp_var): New function. Mark created
19349 variable as gimple reg.
19350 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
19352 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
19354 * gcc.c (main): Don't consider linker options when issuing the
19355 warning about a linker input file not being used.
19357 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19359 * tree-vrp.c (compare_names): Initialize sop.
19361 2007-05-30 Dirk Mueller <dmueller@suse.de>
19363 * cgraphunit.c (cgraph_analyze_function): Remove
19364 computation of inline parameters.
19366 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
19368 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
19370 2007-05-30 Richard Sandiford <richard@codesourcery.com>
19372 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
19373 Add vx-common.h. Include vxworks.h between vx-common.h and
19375 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
19377 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
19378 (TARGET_ASM_DESTRUCTOR): Likewise.
19379 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
19380 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
19381 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
19382 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
19383 (VXWORKS_ENDIAN_SPEC): Define.
19384 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
19385 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
19386 VXWORKS_* equivalents.
19387 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
19388 (ASM_FILE_START): Delete.
19389 (TARGET_VERSION): Reformat.
19390 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
19391 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
19392 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
19393 (FPBIT, DPBIT): Define.
19394 (fp-bit.c, dp-bit.c): New rules.
19395 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
19396 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
19397 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
19398 * config/arm/arm.h: Include vxworks-dummy.h.
19399 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
19400 Mark with ATTRIBUTE_UNUSED.
19401 (arm_override_options): Do not allow VxWorks RTP PIC to be used
19402 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
19403 make it incompatible with -msingle-pic-base.
19404 (arm_function_ok_for_sibcall): Return false for calls that might
19405 go through a VxWorks PIC PLT entry.
19406 (require_pic_register): New function, split out from...
19407 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
19409 (arm_load_pic_register): Handle the VxWorks RTP initialization
19410 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
19411 (arm_emit_call_insn): New function.
19412 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
19413 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
19414 (pic_offset_arm): New pattern.
19415 (call, call_value): Use arm_emit_call_insn.
19416 (call_internal, call_value_internal): New expanders.
19417 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
19418 VxWorks unless __PIC__.
19420 2007-05-30 Eric Christopher <echristo@gmail.com>
19422 * genrecog.c: Include regs.h in generated file.
19423 * genemit.c: Ditto. Fix up formatting.
19424 * config/mn10300/constraints.md: New.
19425 * config/mn10300/mn10300.md: Include.
19426 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
19427 Fix up for removed macro.
19428 * config/mn10300/predicates.md (call_address_operand): Ditto.
19429 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
19430 (CONST_OK_FOR_I): Ditto.
19431 (CONST_OK_FOR_J): Ditto.
19432 (CONST_OK_FOR_K): Ditto.
19433 (CONST_OK_FOR_L): Ditto.
19434 (CONST_OK_FOR_M): Ditto.
19435 (CONST_OK_FOR_N): Ditto.
19436 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
19440 (EXTRA_CONSTRAINT): Ditto.
19442 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
19444 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
19446 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
19447 OPTION_MASK_ISA_64BIT.
19448 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
19450 2007-05-30 Richard Guenther <rguenther@suse.de>
19452 PR middle-end/32152
19453 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
19454 types for comparison.
19455 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
19456 with original typed arguments.
19457 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
19459 2007-05-30 Jakub Jelinek <jakub@redhat.com>
19461 PR tree-optimization/31769
19462 * except.c (duplicate_eh_regions): Clear prev_try if
19463 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
19465 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
19467 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
19468 * tree-ssa-sink.c (statement_sink_location): Return basic block and
19469 bsi of the location where statements should be inserted.
19470 (sink_code_in_bb): Take bsi from statement_sink_location.
19471 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
19472 instead of bsi_start.
19473 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
19475 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
19476 (bsi_move_before): Document inconsistency with bsi_move_after.
19477 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
19479 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
19481 * config/i386/i386.h (TARGET_ABM): New define.
19482 (TARGET_POPCNT): Ditto.
19483 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
19484 New temporary defines to redefine from OPTION_ISA_* defines.
19485 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
19486 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
19487 (ix86_isa_flags): New extern int declaration.
19488 (TARGET_SUBTARGET_DEFAULT): New define.
19489 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
19490 (TARGET_SUBTARGET32_DEFAULT): Ditto.
19491 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
19492 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
19493 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
19494 * config/i386/darwin.h: Change TARGET_64BIT define to
19497 * config/i386/i386.opt (m3dnowa): Define as undocumented option
19498 using existing "ix86_isa_flags" varible.
19499 (m32, m64): Use existing "ix86_isa_flags" variable.
19500 (mmmx, m3dnow): Ditto.
19501 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
19502 (mabm): Define as non-negative option using "x86_abm" variable.
19503 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
19505 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
19506 Rewrite feature test bitmap.
19507 (ix86_isa_flags): New initialized global int varible.
19508 (ix86_isa_flags_explicit): New static int variable.
19509 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
19510 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
19511 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
19512 target_flags_explicit.
19513 (override_options): Remove "target_enable" and "target_disable" fields
19514 from "struct ptt". Update processor_target_table accordingly. Remove
19515 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
19516 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
19517 "target_flags" and "ix86_isa_flags_explicit" instead of
19518 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
19519 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
19520 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
19521 to true when either of PTA_POPCNT or PTA_ABM is set in
19522 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
19523 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
19524 processor_alias_table flags entry. Remove handling of
19525 "target_enable" and "target_disable" fields of processor_target_table.
19526 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
19527 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
19528 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
19529 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
19530 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
19532 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
19534 2007-05-29 David Daney <ddaney@avtrex.com>
19537 * config/mips/mips.c (mips_output_mi_thunk): Emit
19538 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
19540 2007-05-29 Hui-May Chang <hm.chang@apple.com>
19541 * config/i386/i386.c (ix86_function_regparm): Added checking of
19542 ix86_force_align_arg_pointer to determine the number of
19543 register parameters.
19545 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
19547 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
19548 (SET_DR_MISALIGNMENT): New.
19549 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
19550 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
19551 Use SET_DR_MISALIGNMENT.
19552 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
19554 * tree-data-ref.c (create_data_ref, compute_all_dependences,
19555 find_loop_nest): Export.
19556 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
19557 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
19558 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
19559 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
19561 (struct mem_ref): Add field reuse_distance.
19562 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
19563 Initialize reuse_distance field.
19564 (issue_prefetch_ref): Select temporality of prefetch according to
19566 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
19567 self_reuse_distance, determine_loop_nest_reuse): New functions.
19568 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
19569 (tree_ssa_prefetch_arrays): Dump L2 cache size.
19570 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
19573 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
19575 * tree-ssa-alias.c: Add aliasing overview.
19577 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
19578 Danny Smith <dannysmith@users.sourceforge.net>
19581 * config/i386/t-crtfm: Compile crtfastmath.o with
19582 -minline-all-stringops.
19583 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
19584 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
19586 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19588 * doc/md.texi: Document constraints on HP PA-RISC.
19590 * pa/constraints.md: New file.
19591 * pa.md: Include constraints.md.
19592 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
19593 (integer_store_memory_operand, ldil_cint_p): New functions.
19594 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
19595 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
19596 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
19597 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
19598 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
19600 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
19603 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
19604 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
19605 case POSTDECREMENT_EXPR>): Return the error_mark_node
19606 if either the real or imaginary parts would an
19609 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
19611 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
19612 name when we remove it from a call.
19614 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
19616 * targhooks.c (default_narrow_bitfield): Remove.
19617 * targhooks.h: Remove the prototype for
19618 default_narrow_bitfield.
19620 * langhooks-def.h: Remove the prototype for
19621 hook_get_alias_set_0.
19622 * langhooks.c (hook_get_alias_set_0): Remove.
19624 * global.c (EXECUTE_IF_CONFLICT): Remove.
19626 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19629 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
19630 return true when truth_value_p is true and the type
19633 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
19635 * doc/install.texi (Prerequisites): We no longer require Autoconf
19636 2.13 for the top-level.
19638 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
19640 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
19641 memory access via x86_expand_vector_move_misalign() only for
19642 TImode values on 32-bit targets.
19644 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
19646 * matrix-reorg.c: New file. Implement matrix flattening and
19647 transposing optimization.
19648 * tree-pass.h: Add matrix reorg pass.
19649 * common.opt: Add fipa-mreorg flag.
19650 * Makefile.in: Add matrix-reorg.c.
19651 * passes.c: Add matrix reorg pass.
19652 * varpool.c (add_new_static_var): New function.
19653 * cgraph.h (add_new_static_var): Declare.
19655 2007-05-27 Eric Christopher <echristo@apple.com>
19657 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
19658 sp_offset depending on stack size. Save r12 depending
19659 on registers we're saving later.
19660 (rs6000_emit_epilogue): Update sp_offset depending only
19663 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
19665 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
19666 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19667 * ifcvt.c (if_convert): Ditto.
19668 * tree-ssa-threadupdate.c (thread_block): Ditto.
19669 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
19670 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
19671 verify_loop_closed_ssa): Check number_of_loops instead of
19673 * predict.c (tree_estimate_probability): Ditto.
19674 * tree-if-conv.c (main_tree_if_conversion): Ditto.
19675 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
19676 * modulo-sched.c (sms_schedule): Ditto.
19677 * tree-scalar-evolution.c (scev_const_prop): Ditto.
19678 (scev_finalize): Do not do anything if scev analysis was not
19680 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
19681 current_loops == NULL.
19682 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
19683 * loop-init.c (loop_optimizer_init): Do not free current_loops when
19684 there are no loops.
19685 (loop_optimizer_finalize): Assert that loops were analyzed.
19686 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
19687 rtl_doloop): Check number_of_loops instead of current_loops.
19688 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
19689 current_loops == NULL.
19690 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
19691 gate_tree_vectorize tree_linear_transform, check_data_deps,
19692 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
19693 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
19694 Check number_of_loops instead of current_loops.
19695 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
19696 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
19697 free loops if available.
19698 (execute_pre): Do not pass do_fre to fini_pre.
19700 2007-05-27 Tobias Burnus <burnus@net-b.de>
19702 PR middle-end/32083
19703 * real.c (mpfr_from_real): Fix sign of -Inf.
19705 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
19707 * tree-vect-transform.c (vectorizable_conversion): Initialize
19708 tree_code variables to ERROR_MARK.
19709 (vectorizable_type_demotion): Likewise.
19710 (vectorizable_type_promotion): Likewise.
19712 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
19715 * config/i386/i386.md (movti): Handle push operands via
19716 ix86_expand_push().
19718 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
19720 * basic-block.h: Remove the prototype for merge_seq_blocks.
19721 * cfgcleanup.c (merge_seq_blocks): Remove.
19723 * tree-flow.h: Remove the prototype for is_aliased_with.
19724 * tree-ssa-alias.c (is_aliased_with): Remove.
19726 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
19728 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
19730 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
19732 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
19733 ix86_expand_sse4_unpack if SSE4.1 is enabled.
19734 (vec_unpacks_hi_v16qi): Likewise.
19735 (vec_unpacku_lo_v16qi): Likewise.
19736 (vec_unpacks_lo_v16qi): Likewise.
19737 (vec_unpacku_hi_v8hi): Likewise.
19738 (vec_unpacks_hi_v8hi): Likewise.
19739 (vec_unpacku_lo_v8hi): Likewise.
19740 (vec_unpacks_lo_v8hi): Likewise.
19741 (vec_unpacku_hi_v4si): Likewise.
19742 (vec_unpacks_hi_v4si): Likewise.
19743 (vec_unpacku_lo_v4si): Likewise.
19744 (vec_unpacks_lo_v4si): Likewise.
19746 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
19748 * c-typeck.c, config/arm/arm.c, config/darwin.c,
19749 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
19750 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
19751 follow spelling conventions in various
19752 warning/error/diagnostic messages.
19754 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
19755 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
19756 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
19757 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
19758 tree-vrp.c: Fix comment typos. Follow spelling conventions.
19759 * doc/tm.texi: Follow spelling conventions.
19761 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19764 * tree-ssa-forwprop.c
19765 (forward_propagate_addr_into_variable_array_index): Remove
19766 the lhs argument. Use the type of def_rhs instead of lhs.
19767 (forward_propagate_addr_expr_1): Update use of
19768 forward_propagate_addr_into_variable_array_index.
19770 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
19771 Nigel Stephens <nigel@mips.com>
19773 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
19774 function attributes, "far" being an alias for "long_call".
19775 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
19776 (mips_near_type_p, mips_far_type_p): New.
19777 (mips_comp_type_attributes): New function to check that attributes
19778 attached to a function type are compatible.
19779 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
19780 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
19781 to the target function of the thunk.
19782 (mips_encode_section_info): Check for "near" and "far" function
19783 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
19785 * config/mips/predicates.md (const_call_insn_operand): Test only
19786 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
19788 * doc/extend.texi (Function Attributes): Document MIPS "near" and
19791 * testsuite/gcc.target/mips/near-far-1.c: New test case.
19792 * testsuite/gcc.target/mips/near-far-2.c: New test case.
19793 * testsuite/gcc.target/mips/near-far-3.c: New test case.
19794 * testsuite/gcc.target/mips/near-far-4.c: New test case.
19796 2007-05-25 Eric Christopher <echristo@apple.com>
19798 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
19799 to x86-darwin configurations.
19800 * config/i386/t-darwin: Add softfp support.
19801 * config/i386/t-darwin64: Ditto.
19802 * config/i386/sfp-machine.h: If mach then don't use
19803 aliasing, emit a stub to call.
19805 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
19807 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
19808 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
19809 tree-predcom.c, tree-ssa-alias-warnings.c,
19810 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
19811 comment typos. Follow spelling conventions.
19812 * doc/cpp.texi, doc/invoke.texi: Fix typos.
19814 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
19817 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
19818 constants into memory. Expand unaligned memory references for
19819 SSE modes via x86_expand_vector_move_misalign() function.
19821 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
19823 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
19824 "memory" attribute for "sseishft" type insn without operands[2].
19826 2007-05-25 Dirk Mueller <dmueller@suse.de>
19827 Marcus Meissner <meissner@suse.de>
19829 * doc/extend.texi (alloc_size): New attribute.
19830 * c-common.c (handle_alloc_size_attribute): New.
19831 * tree-object-size.c (alloc_object_size): Use alloc_size
19832 attribute, if available.
19834 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
19836 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
19838 (__builtin_ia32_vec_ext_v2di): Likewise.
19839 (__builtin_ia32_vec_ext_v4si): Likewise.
19840 (__builtin_ia32_vec_ext_v8hi): Likewise.
19841 (__builtin_ia32_vec_ext_v16qi): Likewise.
19842 (__builtin_ia32_vec_set_v8hi): Likewise.
19844 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
19846 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
19848 2007-05-25 Richard Sandiford <richard@codesourcery.com>
19850 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
19851 (arm_is_longcall_p): Rename to...
19852 (arm_is_long_call_p): ...this. Take a single tree argument and
19854 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
19855 (CUMULATIVE_ARGS): Remove call_cookie.
19856 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
19857 (ENCODED_LONG_CALL_ATTR_P): Delete.
19858 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
19859 LONG_CALL_FLAG_CHAR cases.
19860 (ARM_DECLARE_FUNCTION_SIZE): Delete.
19861 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
19862 ARM_DECLARE_FUNCTION_SIZE.
19863 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
19864 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
19865 (arm_encode_call_attribute, current_file_function_operand): Delete.
19866 (arm_function_in_section_p): New function.
19867 (arm_is_longcall_p): Rename to...
19868 (arm_is_long_call_p): ...this. Take the target function as a single
19869 argument and return a bool. Do not rely on call cookies. Check
19870 whether the target symbol is in the same section as the current
19871 function, not just the same compilation unit.
19872 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
19873 (arm_encode_section_info): Don't encode a call type.
19874 * config/arm/arm.md (call, call_value): Update calls to
19875 arm_is_long(_)call_p. Simplify logic.
19876 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
19877 Update calls to arm_is_long(_)call_p.
19879 2007-05-25 Richard Guenther <rguenther@suse.de>
19881 PR tree-optimization/31982
19882 * tree-ssa-forwprop.c
19883 (forward_propagate_addr_into_variable_array_index): Handle arrays
19884 with element size one.
19886 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
19888 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
19889 (umulsi3_highpart): Likewise.
19891 2007-05-24 Ian Lance Taylor <iant@google.com>
19893 PR rtl-optimization/32069
19894 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
19897 2007-05-24 Ollie Wild <aaw@google.com>
19899 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
19902 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
19904 * postreload-gcse.c (reg_changed_after_insn_p): New function.
19905 (oprs_unchanged_p): Use it to check all registers in a REG.
19906 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
19907 (reg_set_between_after_reload_p): Delete.
19908 (reg_used_between_after_reload_p): Likewise.
19909 (reg_set_or_used_since_bb_start): Likewise.
19910 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
19911 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
19912 Use reg_set_between_p instead of reg_set_between_after_reload_p.
19913 * rtlanal.c (reg_set_p): Check whether REG overlaps
19914 regs_invalidated_by_call, rather than just checking the
19915 membership of REGNO (REG).
19917 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
19919 * doc/passes.texi: Document predictive commoning.
19920 * doc/invoke.texi (-fpredictive-commoning): Document.
19921 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
19922 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
19923 adding indices to the generated name.
19924 (schedule_sm): Pass 0 to get_lsm_tmp_name.
19925 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
19926 * tree-pretty-print.c (op_symbol_1): Renamed to ...
19927 (op_symbol_code): ... and exported.
19928 (dump_omp_clause, op_symbol): Use op_symbol_code
19929 instead of op_symbol_1.
19930 * tree-pass.h (pass_predcom): Declare.
19931 * timevar.def (TV_PREDCOM): New timevar.
19932 * tree-ssa-loop.c (run_tree_predictive_commoning,
19933 gate_tree_predictive_commoning, pass_predcom): New.
19934 * tree-data-ref.c (find_data_references_in_loop): Find the
19935 references in dominance order.
19936 (canonicalize_base_object_address): Ensure that the result has
19938 (dr_analyze_innermost): Export.
19939 (create_data_ref): Code to fail for references with invariant
19941 (find_data_references_in_stmt): ... here.
19942 * tree-data-ref.h (dr_analyze_innermost): Declare.
19943 * tree-affine.c: Include tree-gimple.h and hashtab.h.
19944 (aff_combination_find_elt, name_expansion_hash,
19945 name_expansion_eq, tree_to_aff_combination_expand,
19946 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
19948 * tree-affine.h (aff_combination_constant_multiple_p,
19949 tree_to_aff_combination_expand): Declare.
19950 * tree-predcom.c: New file.
19951 * common.opt (fpredictive-commoning): New option.
19952 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
19953 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
19954 * Makefile.in (tree-predcom.o): Add.
19955 (tree-affine.o): Add TREE_GIMPLE_H dependency.
19956 * passes.c (init_optimization_passes): Add dceloop after
19957 copy propagation in loop optimizer. Add predictive commoning
19958 to loop optimizer passes.
19960 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19962 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
19965 2007-05-24 Jan Hubicka <jh@suse.cz>
19967 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
19969 (genheader): Include statistics.h.
19971 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
19973 * print-rtl.c (flag_dump_unnumbered): Update comments.
19974 (print_rtl): Fix my previous change.
19975 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
19978 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
19980 PR middle-end/32018
19981 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
19983 (thread_through_all_blocks): Call initialize_original_copy_tables
19984 and free_original_copy_tables.
19985 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
19987 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
19988 * cfghooks.c (duplicate_block): Use get_loop_copy.
19989 * cfg.c: Include cfgloop.h.
19990 (loop_copy): New hash table.
19991 (initialize_original_copy_tables): Initialize loop_copy table.
19992 (free_original_copy_tables): Free loop_copy table.
19993 (copy_original_table_clear, copy_original_table_set,
19994 set_loop_copy, get_loop_copy): New functions.
19995 (set_bb_original, set_bb_copy): Use copy_original_table_set.
19996 * cfgloop.h (struct loop): Remove copy field.
19997 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
19998 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
20000 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
20002 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
20003 -msse/-msse2/-msse3.
20005 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
20007 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
20008 __builtin_ia32_vec_set_v2di with MASK_64BIT.
20010 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
20013 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
20014 * targhooks.h (default_mangle_decl_assembler_name): Declare
20016 * targhooks.c (default_mangle_decl_assembler_name): Define
20018 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
20020 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
20021 * langhooks.c (lhd_set_decl_assembler_name): Call
20022 targetm.mangle_decl_assembler_name for names with global scope.
20024 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
20026 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
20027 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
20029 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
20030 New. Factored out of i386_pe_encode_section_info.
20031 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
20032 Move check for prior decoration of stdcall
20033 symbols to i386_pe_encode_section_info.
20034 (i386_pe_encode_section_info): Adjust call to
20035 gen_stdcall_or_fastcall_suffix. Use
20036 i386_pe_maybe_mangle_decl_assembler_name, if needed.
20037 (i386_pe_mangle_decl_assembler_name): New. Wrap
20038 i386_pe_maybe_mangle_decl_assembler_name.
20040 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
20042 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
20043 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
20044 * langhooks.c (get_signed_or_unsigned_type): Don't check for
20045 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
20046 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
20049 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
20050 Nigel Stephens <nigel@mips.com>
20051 Richard Sandiford <richard@codesourcery.com>
20053 Fix up MIPS16 hard float and add support for complex.
20055 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
20056 (TARGET_SOFT_FLOAT_ABI): New.
20057 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
20058 __mips_soft_float to reflect the ABI in use, not whether the
20059 FPU is directly accessible (e.g., in MIPS16 mode).
20060 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
20061 (UNITS_PER_FPVALUE): Likewise.
20063 * config/mips/mips.c (mips_expand_call): Remove redundant
20064 TARGET_MIPS16 check.
20065 (mips_arg_regno): New.
20066 (function_arg_advance): When setting bits in cum->fp_code for
20067 MIPS16, don't subtract 1 from cum->arg_number, since it is now
20069 (function_arg): Use mips_arg_regno.
20070 (mips_return_mode_in_fpr_p): New.
20071 (mips16_call_stub_mode_suffix): New.
20072 (mips16_cfun_returns_in_fpr_p): New.
20073 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
20074 (mips_output_function_prologue): Test mips16_hard_float, not
20075 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
20076 (mips_expand_epilogue): Call MIPS16 helper routines to copy
20077 return value into a floating-point register.
20078 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
20079 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
20080 (mips16_fp_args): Handle MIPS32r2 ISA which supports
20081 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
20082 word of double arguments from or to the high bits of 64-bit
20083 floating point registers.
20084 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
20085 (mips16_fpret_double): New helper function.
20086 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
20087 support for complex modes. Fill in DECL_RESULT for stubdecl.
20088 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
20090 * config/mips/mips16.S
20091 (RET, ARG1, ARG2): New.
20092 (MERGE_GPRf, MERGE_GPRt): New.
20093 (DELAYt, DELAYf): New.
20094 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
20095 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
20096 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
20097 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
20098 (SFOP): Renamed to...
20099 (OPSF3): This, and macro-ified. Updated all uses.
20100 (SFOP2): Renamed to...
20101 (OPSF2): This, and macro-ified. Updated all uses.
20102 (SFCMP): Renamed to...
20103 (CMPSF): This, and macro-ified. Updated all uses.
20104 (SFREVCMP): Renamed to...
20105 (REVCMPSF): This, and macro-ified. Updated all uses.
20106 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
20107 (LDDBL1, LDDBL2, RETDBL): Deleted.
20108 (DFOP): Renamed to...
20109 (OPDF3): This, and macro-ified. Updated all uses.
20110 (DFOP2): Renamed to...
20111 (OPDF2): This, and macro-ified. Updated all uses.
20112 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
20113 (DFCMP): Renamed to...
20114 (CMPDF): This, and macro-ified. Updated all uses.
20115 (DFREVCMP): Renamed to...
20116 (REVCMPDF): This, and macro-ified. Updated all uses.
20117 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
20118 (RET_FUNCTION): New.
20119 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
20120 (__mips16_ret_sc, __mips16_ret_dc): New.
20121 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
20122 STUB_ARGS_6, STUB_ARGS_10): New.
20123 (CALL_STUB_NO_RET): New.
20124 (__mips16_call_stub_1): Macro-ified.
20125 (__mips16_call_stub_5): Macro-ified.
20126 (__mips16_call_stub_2): Macro-ified.
20127 (__mips16_call_stub_6): Macro-ified.
20128 (__mips16_call_stub_9): Macro-ified.
20129 (__mips16_call_stub_10): Macro-ified.
20130 (CALL_STUB_RET): New.
20131 (__mips16_call_stub_sf_0): Macro-ified.
20132 (__mips16_call_stub_sf_1): Macro-ified.
20133 (__mips16_call_stub_sf_5): Macro-ified.
20134 (__mips16_call_stub_sf_2): Macro-ified.
20135 (__mips16_call_stub_sf_6): Macro-ified.
20136 (__mips16_call_stub_sf_9): Macro-ified.
20137 (__mips16_call_stub_sf_10): Macro-ified.
20138 (__mips16_call_stub_df_0): Macro-ified.
20139 (__mips16_call_stub_df_1): Macro-ified.
20140 (__mips16_call_stub_df_5): Macro-ified.
20141 (__mips16_call_stub_df_2): Macro-ified.
20142 (__mips16_call_stub_df_6): Macro-ified.
20143 (__mips16_call_stub_df_9): Macro-ified.
20144 (__mips16_call_stub_df_10): Macro-ified.
20145 (__mips16_call_stub_sc_0): New.
20146 (__mips16_call_stub_sc_1): New.
20147 (__mips16_call_stub_sc_5): New.
20148 (__mips16_call_stub_sc_2): New.
20149 (__mips16_call_stub_sc_6): New.
20150 (__mips16_call_stub_sc_9): New.
20151 (__mips16_call_stub_sc_10): New.
20152 (__mips16_call_stub_dc_0): New.
20153 (__mips16_call_stub_dc_1): New.
20154 (__mips16_call_stub_dc_5): New.
20155 (__mips16_call_stub_dc_2): New.
20156 (__mips16_call_stub_dc_6): New.
20157 (__mips16_call_stub_dc_9): New.
20158 (__mips16_call_stub_dc_10): New.
20160 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
20161 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
20162 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
20164 2007-05-23 Ian Lance Taylor <iant@google.com>
20166 * doc/invoke.texi (Invoking GCC): Document that the order of the
20169 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
20172 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
20173 * config/score/predicate.md (const_pow2, const_npow2): Remove.
20174 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
20178 * config/score/score.c (score_print_operand): Make sure that only
20179 lower bits are used.
20181 2007-05-22 Ian Lance Taylor <iant@google.com>
20183 * tree-vrp.c (avoid_overflow_infinity): New static function,
20184 broken out of set_value_range_to_value.
20185 (set_value_range_to_value): Call avoid_overflow_infinity.
20186 (extract_range_from_assert): Likewise.
20188 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20190 PR middle-end/31095
20191 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
20192 change the type before looking for a COMPOUND_EXPR.
20194 2007-05-22 Ian Lance Taylor <iant@google.com>
20196 * lower-subreg.c (decompose_multiword_subregs): If we change an
20197 insn, call remove_retval_note on it.
20199 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
20201 * regs.h (end_hard_regno): New function.
20202 (END_HARD_REGNO, END_REGNO): New macros.
20203 (add_to_hard_reg_set): New function.
20204 (remove_from_hard_reg_set): Likewise.
20205 (in_hard_reg_set_p): Likewise.
20206 (overlaps_hard_reg_set_p): Likewise.
20207 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
20208 (note_btr_set): Use END_HARD_REGNO.
20209 * caller-save.c (setup_save_areas): Use end_hard_regno.
20210 (mark_set_regs): Use END_HARD_REGNO.
20211 (add_stored_regs): Use end_hard_regno.
20212 (mark_referenced_regs): Use add_to_hard_reg_set.
20213 * combine.c (update_table_tick): Use END_REGNO.
20214 (record_value_for_reg): Likewise.
20215 (record_dead_and_set_regs): Likewise.
20216 (get_last_value_validate): Likewise.
20217 (use_crosses_set_p): Likewise.
20218 (reg_dead_at_p_1): Likewise.
20219 (reg_dead_at_p): Likewise.
20220 (mark_used_regs_combine): Use add_to_hard_reg_set.
20221 (move_deaths): Use END_HARD_REGNO.
20222 (reg_bitfield_target_p): Use end_hard_regno.
20223 (distribute_notes): Use END_HARD_REGNO.
20224 * cse.c (mention_regs): Use END_REGNO.
20225 (insert): Use add_to_hard_reg_set.
20226 (invalidate): Use END_HARD_REGNO.
20227 (invalidate_for_call): Likewise.
20228 (exp_equiv_p): Use END_REGNO.
20229 (cse_insn): Likewise.
20230 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
20231 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
20232 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
20233 * function.c (keep_stack_depressed): Use end_hard_regno.
20234 * global.c (global_alloc): Use end_hard_regno.
20235 (global_conflicts): Use add_to_hard_reg_set instead of
20237 (find_reg): Likewise.
20238 (mark_reg_store): Likewise.
20239 (mark_reg_conflicts): Likewise.
20240 (mark_reg_death): Use remove_from_hard_reg_set.
20241 (mark_reg_live_nc): Delete.
20242 (set_preference): Use end_hard_regno.
20243 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
20244 remove_from_hard_reg_set.
20245 (post_mark_life): Use add_to_hard_reg_set.
20246 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
20247 (reg_becomes_live): Use add_to_hard_reg_set.
20248 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
20249 (peep2_find_free_register): Use add_to_hard_reg_set.
20250 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
20251 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
20252 * regrename.c (note_sets): Use add_to_hard_reg_set.
20253 (clear_dead_regs): Use remove_from_hard_reg_set.
20254 (regrename_optimize): Use add_to_hard_reg_set.
20255 (find_oldest_value_reg): Use in_hard_reg_set_p.
20256 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
20257 (hard_reg_set_here_p): Use end_hard_regno.
20258 (decompose): Likewise.
20259 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
20260 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
20261 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
20262 (mark_home_live): Use end_hard_regno.
20263 (spill_hard_reg): Likewise.
20264 (clear_reload_reg_in_use): Likewise.
20265 * reorg.c (delete_prior_computation): Use END_REGNO.
20266 * resource.c (update_live_status): Use END_HARD_REGNO.
20267 (mark_referenced_resources): Use add_to_hard_reg_set.
20268 (mark_set_resources): Likewise.
20269 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
20270 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
20271 (reg_overlap_mentioned_p): Likewise.
20272 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
20273 (covers_regno_no_parallel_p): Use END_REGNO.
20274 (find_regno_note): Likewise.
20275 (find_reg_fusage): Use END_HARD_REGNO.
20276 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
20277 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
20279 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
20281 * mode-switching.c (reg_dies): Change type of second argument to
20283 (optimize_mode_switching): Update accordingly.
20285 2007-05-22 Richard Sandiford <richard@codesourcery.com>
20287 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
20289 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
20290 (hard_reg_set_empty_p): ...these new functions.
20291 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
20292 GO_IF_HARD_REG_SUBSET.
20293 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
20294 instead of GO_IF_HARD_REG_EQUAL.
20295 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
20296 instead of GO_IF_HARD_REG_EQUAL.
20297 * global.c (find_reg): Use hard_reg_set_empty_p instead of
20298 GO_IF_HARD_REG_SUBSET.
20299 (modify_reg_pav): Use hard_reg_set_empty_p instead of
20300 GO_IF_HARD_REG_EQUAL.
20301 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
20302 of GO_IF_HARD_REG_SUBSET.
20303 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
20304 instead of GO_IF_HARD_REG_EQUAL.
20305 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
20306 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
20307 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
20308 of GO_IF_HARD_REG_SUBSET,
20309 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
20310 GO_IF_HARD_REG_SUBSET.
20311 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
20312 instead of GO_IF_HARD_REG_EQUAL.
20313 * config/sh/sh.c (push_regs, calc_live_regs): Use
20314 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
20315 (hard_regs_intersect_p): Delete.
20317 2007-05-22 Janis Johnson <janis187@us.ibm.com>
20319 * doc/sourcebuild.texi (Test Directives) Add dg-message.
20321 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
20322 Richard Henderson <rth@redhat.com>
20324 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
20326 (x86_64-*-*): Likewise.
20328 * config/i386/i386-modes.def (V2QI): New.
20330 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
20332 (override_options): Support SSE4.1.
20333 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
20334 (IX86_BUILTIN_BLENDPS): Likewise.
20335 (IX86_BUILTIN_BLENDVPD): Likewise.
20336 (IX86_BUILTIN_BLENDVPS): Likewise.
20337 (IX86_BUILTIN_PBLENDVB128): Likewise.
20338 (IX86_BUILTIN_PBLENDW128): Likewise.
20339 (IX86_BUILTIN_DPPD): Likewise.
20340 (IX86_BUILTIN_DPPS): Likewise.
20341 (IX86_BUILTIN_INSERTPS128): Likewise.
20342 (IX86_BUILTIN_MOVNTDQA): Likewise.
20343 (IX86_BUILTIN_MPSADBW128): Likewise.
20344 (IX86_BUILTIN_PACKUSDW128): Likewise.
20345 (IX86_BUILTIN_PCMPEQQ): Likewise.
20346 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
20347 (IX86_BUILTIN_PMAXSB128): Likewise.
20348 (IX86_BUILTIN_PMAXSD128): Likewise.
20349 (IX86_BUILTIN_PMAXUD128): Likewise.
20350 (IX86_BUILTIN_PMAXUW128): Likewise.
20351 (IX86_BUILTIN_PMINSB128): Likewise.
20352 (IX86_BUILTIN_PMINSD128): Likewise.
20353 (IX86_BUILTIN_PMINUD128): Likewise.
20354 (IX86_BUILTIN_PMINUW128): Likewise.
20355 (IX86_BUILTIN_PMOVSXBW128): Likewise.
20356 (IX86_BUILTIN_PMOVSXBD128): Likewise.
20357 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
20358 (IX86_BUILTIN_PMOVSXWD128): Likewise.
20359 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
20360 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
20361 (IX86_BUILTIN_PMOVZXBW128): Likewise.
20362 (IX86_BUILTIN_PMOVZXBD128): Likewise.
20363 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
20364 (IX86_BUILTIN_PMOVZXWD128): Likewise.
20365 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
20366 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
20367 (IX86_BUILTIN_PMULDQ128): Likewise.
20368 (IX86_BUILTIN_PMULLD128): Likewise.
20369 (IX86_BUILTIN_ROUNDPD): Likewise.
20370 (IX86_BUILTIN_ROUNDPS): Likewise.
20371 (IX86_BUILTIN_ROUNDSD): Likewise.
20372 (IX86_BUILTIN_ROUNDSS): Likewise.
20373 (IX86_BUILTIN_PTESTZ): Likewise.
20374 (IX86_BUILTIN_PTESTC): Likewise.
20375 (IX86_BUILTIN_PTESTNZC): Likewise.
20376 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
20377 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
20378 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
20379 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
20380 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
20381 (bdesc_ptest): New.
20382 (bdesc_sse_3arg): Likewise.
20383 (bdesc_2arg): Likewise.
20384 (bdesc_1arg): Likewise.
20385 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
20387 (ix86_expand_sse_4_operands_builtin): New.
20388 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
20389 smaller than 8 bits as the 2nd arg.
20390 (ix86_expand_sse_ptest): New.
20391 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
20392 (ix86_expand_vector_set): Support SSE4.1.
20393 (ix86_expand_vector_extract): Likewise.
20395 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
20396 __SSE4_1__ for -msse4.1.
20398 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
20399 (UNSPEC_INSERTPS): Likewise.
20400 (UNSPEC_DP): Likewise.
20401 (UNSPEC_MOVNTDQA): Likewise.
20402 (UNSPEC_MPSADBW): Likewise.
20403 (UNSPEC_PHMINPOSUW): Likewise.
20404 (UNSPEC_PTEST): Likewise.
20405 (UNSPEC_ROUNDP): Likewise.
20406 (UNSPEC_ROUNDS): Likewise.
20408 * config/i386/i386.opt (msse4.1): New for SSE4.1.
20410 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
20411 (const_pow2_1_to_32768_operand): Likewise.
20413 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
20416 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
20418 (sse4_1_insertps): Likewise.
20419 (*sse4_1_extractps): Likewise.
20420 (sse4_1_ptest): Likewise.
20421 (sse4_1_mulv2siv2di3): Likewise.
20422 (*sse4_1_mulv4si3): Likewise.
20423 (*sse4_1_smax<mode>3): Likewise.
20424 (*sse4_1_umax<mode>3): Likewise.
20425 (*sse4_1_smin<mode>3): Likewise.
20426 (*sse4_1_umin<mode>3): Likewise.
20427 (sse4_1_eqv2di3): Likewise.
20428 (*sse4_1_pinsrb): Likewise.
20429 (*sse4_1_pinsrd): Likewise.
20430 (*sse4_1_pinsrq): Likewise.
20431 (*sse4_1_pextrb): Likewise.
20432 (*sse4_1_pextrb_memory): Likewise.
20433 (*sse4_1_pextrw_memory): Likewise.
20434 (*sse4_1_pextrq): Likewise.
20435 (sse4_1_blendpd): Likewise.
20436 (sse4_1_blendps): Likewise.
20437 (sse4_1_blendvpd): Likewise.
20438 (sse4_1_blendvps): Likewise.
20439 (sse4_1_dppd): Likewise.
20440 (sse4_1_dpps): Likewise.
20441 (sse4_1_movntdqa): Likewise.
20442 (sse4_1_mpsadbw): Likewise.
20443 (sse4_1_packusdw): Likewise.
20444 (sse4_1_pblendvb): Likewise.
20445 (sse4_1_pblendw): Likewise.
20446 (sse4_1_phminposuw): Likewise.
20447 (sse4_1_extendv8qiv8hi2): Likewise.
20448 (*sse4_1_extendv8qiv8hi2): Likewise.
20449 (sse4_1_extendv4qiv4si2): Likewise.
20450 (*sse4_1_extendv4qiv4si2): Likewise.
20451 (sse4_1_extendv2qiv2di2): Likewise.
20452 (*sse4_1_extendv2qiv2di2): Likewise.
20453 (sse4_1_extendv4hiv4si2): Likewise.
20454 (*sse4_1_extendv4hiv4si2): Likewise.
20455 (sse4_1_extendv2hiv2di2): Likewise.
20456 (*sse4_1_extendv2hiv2di2): Likewise.
20457 (sse4_1_extendv2siv2di2): Likewise.
20458 (*sse4_1_extendv2siv2di2): Likewise.
20459 (sse4_1_zero_extendv8qiv8hi2): Likewise.
20460 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
20461 (sse4_1_zero_extendv4qiv4si2): Likewise.
20462 (*sse4_1_zero_extendv4qiv4si2): Likewise.
20463 (sse4_1_zero_extendv2qiv2di2): Likewise.
20464 (*sse4_1_zero_extendv2qiv2di2): Likewise.
20465 (sse4_1_zero_extendv4hiv4si2): Likewise.
20466 (*sse4_1_zero_extendv4hiv4si2): Likewise.
20467 (sse4_1_zero_extendv2hiv2di2): Likewise.
20468 (*sse4_1_zero_extendv2hiv2di2): Likewise.
20469 (sse4_1_zero_extendv2siv2di2): Likewise.
20470 (*sse4_1_zero_extendv2siv2di2): Likewise.
20471 (sse4_1_roundpd): Likewise.
20472 (sse4_1_roundps): Likewise.
20473 (sse4_1_roundsd): Likewise.
20474 (sse4_1_roundss): Likewise.
20475 (mulv4si3): Don't expand for SSE4.1.
20476 (smax<mode>3): Likewise.
20477 (umaxv4si3): Likewise.
20478 (uminv16qi3): Likewise.
20479 (umin<mode>3): Likewise.
20480 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
20482 * doc/extend.texi: Document SSE4.1 built-in functions.
20484 * doc/invoke.texi: Document -msse4.1.
20486 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
20488 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
20489 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
20490 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
20491 (ASM_SPEC): Add asm_pcrel_spec.
20492 (EXTRA_SPECS): Add asm_pcrel_spec.
20494 2007-05-21 David Daney <ddaney@avtrex.com>
20496 * doc/install.texi (Building a cross compiler): Add requirements
20497 for Java cross compiler.
20499 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20501 PR middle-end/31995
20502 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
20503 Add loopno argument. Use evolution_function_is_invariant_rec_p
20504 instead of evolution_function_is_constant_p.
20505 Update calls to evolution_function_is_affine_multivariate_p.
20506 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
20507 Add loopno argument.
20508 * tree-scalar-evolution.c (gather_chrec_stats): Call
20509 evolution_function_is_affine_multivariate_p with a loop
20511 * tree-data-ref.c (analyze_miv_subscript): Likewise.
20512 (analyze_overlapping_iterations): Likewise.
20513 (access_functions_are_affine_or_constant_p): Likewise.
20514 (build_classic_dist_vector_1): If the access functions
20515 are equal, don't do anything.
20517 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
20518 Paolo Carlini <pcarlini@suse.de>
20519 Uros Bizjak <ubizjak@gmail.com>
20521 * c-cppbuiltin.c (c_cpp_builtins): Define
20522 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
20523 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
20524 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
20525 * doc/cpp.texi ([Standard Predefined Macros]): Document.
20527 2007-05-21 Mike Stump <mrs@apple.com>
20529 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
20531 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
20533 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
20535 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
20536 implementation if __OPTIMIZE__ is not defined.
20537 (_mm_alignr_pi8): Ditto.
20538 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
20539 (_mm_inserti_si64): Ditto.
20540 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
20541 (_mm_slli_epi16): Ditto.
20542 (_mm_slli_epi32): Ditto.
20543 (_mm_slli_epi64): Ditto.
20544 (_mm_srai_epi16): Ditto.
20545 (_mm_srai_epi32): Ditto.
20546 (_mm_srli_si128): Ditto.
20547 (_mm_slli_si128): Ditto.
20548 (_mm_srli_epi16): Ditto.
20549 (_mm_srli_epi32): Ditto.
20550 (_mm_srli_epi64): Ditto.
20551 (_mm_extract_epi16): Ditto.
20552 (_mm_insert_epi16): Ditto.
20553 (_mm_shufflehi_epi16): Ditto.
20554 (_mm_shufflelo_epi16): Ditto.
20555 (_mm_shuffle_epi32): Ditto.
20556 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
20557 (_m_pextrw): Ditto.
20558 (_mm_insert_pi16): Ditto.
20559 (_m_pinsrw): Ditto.
20560 (_mm_shuffle_pi16): Ditto.
20561 (_m_pshufw): Ditto.
20562 (_mm_shufle_ps): Ditto.
20563 (_mm_prefetch): Ditto.
20565 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
20567 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
20568 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
20569 * real.c (encode_i370_single, decode_i370_single,
20570 encode_i370_double, decode_i370_double): Functions removed.
20571 (i370_single_format, i370_double_format): Initializations removed.
20572 (real_maxval, round_for_format, exact_real_truncate, significand_size):
20573 Consider the log2_b field to always be one.
20574 (ieee_single_format, mips_single_format, coldfire_single_format,
20575 ieee_double_format, mips_double_format, coldfire_double_format,
20576 ieee_extended_motorola_format, ieee_extended_intel_96_format,
20577 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
20578 ibm_extended_format, mips_extended_format, ieee_quad_format,
20579 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
20580 decimal_single_format, decimal_double_format, decimal_quad_format,
20581 c4x_single_format, c4x_extended_format, real_internal_format): Remove
20582 initialization of log2_b.
20583 * real.h (i370_single_format, i370_double_format): Declarations
20585 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
20586 field to always be one.
20588 2007-05-21 Andreas Schwab <schwab@suse.de>
20590 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
20591 NOTE_INSN_BASIC_BLOCK_P.
20592 (process_for_unwind_directive): Likewise.
20594 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
20596 * builtins.c (expand_builtin_setjmp_setup): Update comment.
20597 * function.h (struct function): Move va_list_gpr_size,
20598 va_list_fpr_size, function_frequency to front of bitfields. Add
20600 (current_function_calls_unwind_init): New.
20601 * except.c (expand_builtin_unwind_init): Set
20602 current_function_calls_unwind_init not
20603 current_function_has_nonlocal_label.
20604 * reload1.c (has_nonexceptional_receiver): New.
20605 (reload): Use it and current_function_calls_unwind_init to
20606 determine whether call-saved regs must be saved.
20608 2007-05-20 Jan Hubicka <jh@suse.cz>
20610 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
20611 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20612 * ddg.c (create_ddg): LIkewise.
20613 * final.c (final): Remove hunk moving line number notes around since
20614 they are no longer present at this stage.
20615 (final_scan_insn): Use NOTE_KIND instead of
20616 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20617 (output_asm_label): Likewise.
20618 * reorg.c (dbr_schedule): Likewise.
20619 * haifa-sched.c (unlink_other_notes): Likewise.
20620 * mode-switching.c (optimize_mode_switching): Likewise.
20621 * graph.c (start_bb): Likewise.
20622 * rtl.def (NOTE): Update description.
20623 * jump.c (squeeze_notes): Delete.
20624 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
20625 NOTE_INSN_BASIC_BLOCK_P when possible.
20626 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
20627 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
20628 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20629 (dwarf2out_var_location): Likewise.
20630 * cfgbuild.c (make_edges): Likewise.
20631 (find_basic_blocks_1): Likewise.
20632 * function.c (reorder_blocks_1): Likewise.
20633 (epilogue_done): Likewise.
20634 (reposition_prologue_and_epilogue_notes): Likewise.
20635 * print-rtl.c (print_rtx): Likewise; drop code for printing
20637 (print_rtl): Likewise.
20638 (print_rtl_single): Likewise.
20639 * gcse.c (insert_insn_start_bb): Likewise.
20640 * alias.c (init_alias_analysis): Likewise.
20641 * calls.c (fixup_tail_calls): Likewise.
20642 * except.c (sjlj_emit_function_enter): Likewise.
20643 * emit-rtl.c (add_insn_after): Likeiwse.
20644 (emit_label_before): Likewise.
20645 (emit_label_after): Likewise.
20646 (emit_note_before, emit_note_after, emit_note): Update
20647 parameter to be enum insn_note; do not deal with source
20649 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
20650 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
20652 (merge_blocks_move_successor_nojumps): Simplify now when
20653 we don't have BLOCK notes.
20654 (try_optimize_cfg): Likewise.
20655 * cfglayout.c (skip_insns_after_block): Likewise.
20656 (record_effective_endpoints): Likewise.
20657 (duplicate_insn_chain): Likewise.
20658 * varasm.c (output_constant_pool_1): Likewise.
20659 * sched-deps.c (sched_analyze): Likewise.
20660 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
20662 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
20663 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
20664 (SET_INSN_DELETED): Simplify.
20665 (NOTE_LINE_NUMBER): Exterminate.
20666 (NOTE_LINE_KIND): New.
20667 (NOTE_INSN_BASIC_BLOCK_P): Update.
20668 (enum insn_note): Simplify.
20669 (GET_NOTE_INSN_NAME) Simplify.
20670 (emit_note_before, emit_note_after, emit_note): Update prototype.
20671 (squeeze_notes): Remove.
20672 * sched-int.h (NOTE_NOT_BB_P): Update.
20673 * resource.c (mark_target_live_regs): Update.
20674 * sched-rgn.c (debug_dependencies): Update.
20675 * sched-vis.c (print_insn): Update.
20676 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
20677 * config/i386/i386.c (ix86_output_function_epilogue): Update.
20678 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
20679 (TARGET_ADJUST_UNROLL_MAX): Likewise.
20680 (split_branches): Update.
20681 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
20683 (sh_adjust_unroll_max): Exterminate.
20684 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
20685 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
20686 (m68hc11_reorg): Likewise.
20687 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
20688 (emit_predicate_relation_info): Update.
20689 (process_for_unwind_directive): Update.
20690 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
20691 (output_call): Update.
20692 * config/pa/pa.c (output_lbranch): Update.
20693 (output_millicode_call): Update.
20694 (output_call): Update.
20695 (pa_combine_instructions): Update.
20696 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
20697 * config/bfin/bfin.c (gen_one_bundle): Update.
20698 * cfgrtl.c (can_delete_note_p): Update.
20699 (delete_insn): Update.
20700 (rtl_merge_blocks): Update.
20701 (commit_one_edge_insertion): Update.
20702 (rtl_verify_flow_info): Update.
20703 * stmt.c (expand_case): Do not call squeeze_notes.
20705 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20712 * c.opt (Wtype-limits): New.
20713 * doc/invoke.texi (Wtype-limits): Document it.
20714 (Wextra): Enabled by -Wextra.
20715 * c-opts.c (c_common_post_options): Enabled by -Wextra.
20716 * c-common.c (shorten_compare): Warn with Wtype-limits.
20718 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
20720 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
20721 inlined function, not as a macro.
20722 (_mm_alignr_pi8): Ditto.
20723 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
20724 (_mm_inserti_si64): Ditto.
20725 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
20726 (_mm_extract_epi16): Ditto.
20727 (_mm_insert_epi16): Ditto.
20728 (_mm_shufflehi_epi16): Ditto.
20729 (_mm_shufflelo_epi16): Ditto.
20730 (_mm_shuffle_epi32): Ditto.
20731 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
20732 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
20734 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
20736 (_m_to_float): Use C89 compatible assignment.
20738 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
20741 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
20743 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20746 * doc/invoke.texi (Wreturn-type): Complete description.
20747 (Wextra): Delete item about return-type warning.
20748 * c-decl.c: Delete redundant Wextra warning.
20750 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
20753 * config/i386/pmmintrin.h: Do not include xmmintrin.h
20754 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
20755 inlined function, not as a macro.
20756 (_mm_prefetch): Ditto.
20757 (_m_pextrw): Ditto.
20758 (_mm_insert_pi16): Ditto.
20759 (_m_pinsrw): Ditto.
20760 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
20761 (_m_pshufw): Ditto. Add const to __N argument.
20762 (_mm_shufle_ps): Ditto. Add const to __mask argument.
20763 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
20764 (_mm_slli_epi32): Ditto.
20765 (_mm_srli_si128): Implement as always inlined function, not as a
20766 macro. Add __inline to function declaration.
20767 (_mm_slli_si128): Ditto.
20769 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
20771 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
20772 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
20774 (struct fenv): New structure.
20775 (FP_HANDLE_EXCEPTIONS): New define.
20776 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
20777 (_FP_DECL_EXP): New define.
20778 (FP_INIT_ROUNDMODE): New define.
20779 (FP_ROUNDMODE): New define.
20781 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20783 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
20784 (Wconversion): Update description.
20785 (Wconversion-sign): New.
20786 * c.opt (Wconversion-sign): New.
20787 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
20788 means disabled for C++. Otherwise, take the status of Wconversion.
20789 * c-common.c (conversion_warning): Warn with either Wconversion or
20791 (warnings_for_convert_and_check): Conditions are already checked by
20792 conversion_warning.
20793 (convert_and_check): Don't check warnings if the conversion failed.
20795 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
20796 Anatoly Sokolov <aesok@dol.ru>
20798 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
20799 avr_epilogue_uses) : Add declaration.
20800 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
20801 * config/avr/constraints.md (R): New constraint.
20802 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
20803 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
20804 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
20805 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
20806 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
20807 call_prologue_saves, epilogue_restores, return_from_epilogue,
20808 return_from_main_epilogue, return_from_interrupt_epilogue,
20809 return_from_naked_epilogue, prologue, epilogue): New patterns.
20810 (jump): Handle symbol reference.
20811 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
20812 avr_output_function_prologue, avr_output_function_epilogue): Remove
20814 (avr_init_machine_status, expand_prologue, expand_epilogue,
20815 avr_asm_function_end_prologue, avr_epilogue_uses,
20816 avr_asm_function_begin_epilogue): New functions.
20817 (prologue_size, epilogue_size, jump_tables_size): Remove global
20819 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
20820 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
20821 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
20822 (avr_override_options): Initialise init_machine_status.
20823 (output_movhi): Handle all stack pointer loads.
20824 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
20825 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
20826 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
20827 (EPILOGUE_USES) Redefine.
20828 (machine_function) Declare.
20830 2007-05-19 Richard Sandiford <richard@codesourcery.com>
20832 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
20833 Use a single return statement.
20835 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20837 PR middle-end/30250
20838 * builtins.c (do_mpfr_lgamma_r): New.
20839 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
20840 * tree.h (CASE_FLT_FN_REENT): New.
20842 2007-05-18 Geoffrey Keating <geoffk@apple.com>
20844 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
20845 (output_die): Use 'unsigned long' with %x.
20846 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
20847 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
20848 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
20850 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
20852 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
20857 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
20858 true if function has no argument.
20860 2007-05-18 DJ Delorie <dj@redhat.com>
20862 * config/mips/mips.c (mips_offset_within_alignment_p): New.
20863 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
20865 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
20867 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
20868 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
20869 count_trailing_zeros.
20870 (__i386__): Implement count_leading_zeros using __builtin_clz().
20871 Implement count_trailing_zeros usign __builtin_ctz().
20873 2007-05-18 Richard Sandiford <richard@codesourcery.com>
20875 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
20877 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
20879 PR middle-end/31344
20880 * expr.c (emit_move_change_mode): Change mode of push operands here.
20882 2007-05-17 Ian Lance Taylor <iant@google.com>
20884 PR tree-optimization/31953
20885 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
20886 Change all callers.
20887 (set_value_range_to_null): Call set_value_range_to_value.
20888 (extract_range_from_comparison): Likewise.
20890 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20892 * toplev.c (print_version): Output GMP/MPFR version info.
20894 * builtins.c (CASE_MATHFN_REENT): New macro.
20895 (mathfn_built_in): Use it.
20896 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
20897 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
20898 BUILT_IN_LGAMMAL_R): New.
20899 * doc/extend.texi: Document new builtins.
20901 PR middle-end/31796
20902 * builtins.c (do_mpfr_remquo): New.
20903 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
20904 (fold_builtin_3): Handle BUILT_IN_REMQUO.
20906 PR middle-end/30251
20907 * builtins.c (fold_builtin_1): Handle y0, y1.
20908 (fold_builtin_2): Handle yn.
20910 PR middle-end/30251
20911 * builtins.c (do_mpfr_bessel_n): New.
20912 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
20913 (fold_builtin_2): Handle BUILT_IN_JN.
20915 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
20918 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
20919 TYPE_PRECISION (intmax_type_node).
20921 2007-05-17 Steve Ellcey <sje@cup.hp.com>
20924 * reload.c (subst_reloads): Remove checking.
20926 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
20928 PR rtl-optimization/31691
20929 * combine.c (simplify_set): Build a new src pattern instead of
20930 substituting its operands in the COMPARE case.
20932 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
20934 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
20935 (execute_vrp): Preserve loops through jump threading.
20936 * tree-ssa-threadupdate.c (thread_single_edge,
20937 dbds_continue_enumeration_p, determine_bb_domination_status,
20938 thread_through_loop_header): New functions.
20939 (create_edge_and_update_destination_phis,
20940 create_edge_and_update_destination_phis): Set loops for the new blocks.
20941 (prune_undesirable_thread_requests): Removed.
20942 (redirect_edges): Do not pretend that redirect_edge_and_branch can
20944 (thread_block): Do not call prune_undesirable_thread_requests.
20946 (mark_threaded_blocks): Select edges to thread here.
20947 (thread_through_all_blocks): Take may_peel_loop_headers argument.
20948 Thread edges through loop headers independently.
20949 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
20950 * tree-pass.h (TODO_mark_first_instance): New.
20951 (first_pass_instance): Declare.
20952 * cfghooks.c (duplicate_block): Put the block to the original loop
20953 if copy is not specified.
20954 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
20955 jump threading. Pass may_peel_loop_headers to
20956 thread_through_all_blocks according to first_pass_instance.
20957 * cfgloop.h (create_preheader): Declare.
20958 * tree-flow.h (thread_through_all_blocks): Declaration changed.
20959 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
20960 * passes.c (first_pass_instance): New variable.
20961 (next_pass_1): Set TODO_mark_first_instance.
20962 (execute_todo): Set first_pass_instance.
20964 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
20966 PR tree-optimization/24659
20967 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
20968 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
20969 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
20970 OTI_vec_pack_ufix_trunc.
20971 (vec_unpacks_float_hi_optab): Define new macro.
20972 (vec_unpacks_float_lo_optab): Ditto.
20973 (vec_unpacku_float_hi_optab): Ditto.
20974 (vec_unpacku_float_lo_optab): Ditto.
20975 (vec_pack_sfix_trunc_optab): Ditto.
20976 (vec_pack_ufix_trunc_optab): Ditto.
20977 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
20978 and vec_pack_[s|u]fix_trunc_optab using
20979 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
20980 * tree-vectorizer.c (supportable_widening_operation): Handle
20981 FLOAT_EXPR and CONVERT_EXPR. Update comment.
20982 (supportable_narrowing_operation): New function.
20983 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
20984 * tree-vect-transform.c (vectorizable_conversion): Handle
20985 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
20986 (vect_gen_widened_results_half): Move before vectorizable_conversion.
20987 (vectorizable_type_demotion): Call supportable_narrowing_operation()
20988 to check for target support.
20989 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
20990 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
20991 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
20992 for VEC_PACK_FIX_TRUNC_EXPR.
20993 (expand_binop): Special case mode of the result for
20994 vec_pack_[u|s]fix_trunc_optab.
20995 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
20996 vec_pack_[u|s]fix_trunc_optab.
20998 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
20999 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
21000 * tree-pretty-print.c (dump_generic_node): Handle
21001 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
21002 VEC_PACK_FIX_TRUNC_EXPR.
21004 * expr.c (expand_expr_real_1): Ditto.
21005 * tree-inline.c (estimate_num_insns_1): Ditto.
21006 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
21008 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
21009 (vec_unpacks_float_lo_v8hi): Ditto.
21010 (vec_unpacku_float_hi_v8hi): Ditto.
21011 (vec_unpacku_float_lo_v8hi): Ditto.
21012 (vec_unpacks_float_hi_v4si): Ditto.
21013 (vec_unpacks_float_lo_v4si): Ditto.
21014 (vec_pack_sfix_trunc_v2df): Ditto.
21016 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
21018 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
21019 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
21020 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
21021 [vec_pack_ufix_trunc]: Ditto.
21022 [vec_unpacks_float_hi]: Ditto.
21023 [vec_unpacks_float_lo]: Ditto.
21024 [vec_unpacku_float_hi]: Ditto.
21025 [vec_unpacku_float_lo]: Ditto.
21027 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
21029 * soft-fp/README: Update for new files.
21030 * soft-fp/floattisf.c: New file.
21031 * soft-fp/floattidf.c: New file.
21032 * soft-fp/floattitf.c: New file.
21033 * soft-fp/floatuntisf.c: New file.
21034 * soft-fp/floatuntidf.c: New file.
21035 * soft-fp/floatuntitf.c: New file.
21036 * soft-fp/fixsfti.c: New file.
21037 * soft-fp/fixdfti.c: New file.
21038 * soft-fp/fixtfti.c: New file.
21039 * soft-fp/fixunssfti.c: New file.
21040 * soft-fp/fixunsdfti.c: New file.
21041 * soft-fp/fixunstfti.c: New file.
21042 * soft-fp/extendxftf.c: New file.
21043 * soft-fp/trunctfxf.c: New file.
21045 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
21046 (__trunctfxf2): Ditto.
21048 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
21049 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
21050 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
21051 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
21052 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
21053 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
21055 * config/i386/t-fprules-softfp64: New file.
21056 * config/i386/sfp-machine.h: New file.
21057 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
21058 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
21059 and soft-fp/t-softfp to tmake_file.
21060 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
21061 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
21063 * config/i386/t-linux64 (softfp_wrap_start): New.
21064 (softfp_wrap_end): New.
21065 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
21066 supported for TARGET_64BIT.
21068 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
21070 * c-common.c (c_common_signed_or_unsigned_type): Emulate
21071 c_common_unsigned_type behavior.
21073 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
21075 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
21078 2007-05-16 Eric Christopher <echristo@apple.com>
21080 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
21081 saving after stack push. Set sp_offset whenever we push.
21082 (rs6000_emit_epilogue): Move altivec register restore before
21085 2007-05-16 Richard Sandiford <richard@codesourcery.com>
21087 * configure.ac: Allow sysroots to be relocated under $prefix as
21088 well as $exec_prefix.
21089 * configure: Regenerate.
21091 2007-05-16 Richard Sandiford <richard@codesourcery.com>
21095 2007-05-12 Richard Sandiford <richard@codesourcery.com>
21097 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
21098 (gcc_tooldir): Likewise.
21099 * configure: Regenerate.
21100 * Makefile.in (libsubdir_to_prefix): New variable, based on the
21101 old configure.ac gcc_tooldir setting.
21102 (prefix_to_exec_prefix): New variable.
21103 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
21104 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
21106 2007-05-14 Janis Johnson <janis187@us.ibm.com>
21108 * c-typeck.c (build_binary_op): Return early for error.
21110 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
21112 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
21113 struct nb_iter_bound.
21114 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
21115 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
21116 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
21117 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
21118 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
21119 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
21120 (del_scev_info): Use ggc_free.
21121 (scev_initialize): Allocate scalar_evolution_info in gc memory.
21122 * loop-init.c: Include ggc.h.
21123 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
21124 (loop_optimizer_finalize): Use ggc_free.
21125 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
21126 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
21127 pass_iv_optimize): Add TODO_ggc_collect.
21128 * function.h (struct function): Remove skip marker from
21130 * cfgloop.c: Include ggc.h.
21131 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
21133 (establish_preds): Vector superloops is gc allocated.
21134 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
21136 (flow_loops_find): Vector larray is gc allocated.
21137 (loop_exit_free): Use ggc_free.
21138 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
21139 that head of exits list is now not a part of struct loop.
21140 (record_loop_exits): Allocate exits table in gc memory.
21141 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
21142 that head of exits list is now not a part of struct loop.
21143 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
21144 struct loop_exit): Add GTY marker.
21145 (struct loop): Add GTY marker. Make superloops vector gc allocated.
21146 Add skip marker to aux field. Make head of exits list a separate
21148 (struct loops): Add GTY marker. Make larray vector gc allocated.
21149 Add param marker to exits table.
21150 (get_loops): Type changed.
21151 * Makefile.in (tree-scalar-evolution.o): Add
21152 gt-tree-scalar-evolution.h dependency.
21153 (cfgloop.o, loop-init.o): Add ggc.h dependency.
21154 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
21155 * basic-block.h (struct basic_block_def): Remove skip marker from
21158 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
21160 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
21161 of 0 in the call to expand_expr().
21162 (expand_builtin_mathfn_3): Ditto.
21163 (expand_builtin_interclass_mathfn): Ditto.
21164 (expand_builtin_cexpi): Ditto.
21165 (expand_builtin_int_roundingfn): Ditto.
21166 (expand_builtin_int_roundingfn_2): Ditto.
21167 (expand_builtin_pow): Ditto.
21168 (expand_builtin_powi): Ditto.
21169 (expand_builtin_bswap): Ditto.
21170 (expand_builtin_unop): Ditto.
21171 (expand_builtin_fabs): Ditto.
21172 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
21173 the call to expand_expr().
21174 (expand_builtin_sync_operation): Ditto.
21175 (expand_builtin_compare_and_swap): Ditto.
21176 (expand_builtin_lock_test_and_set): Ditto.
21177 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
21178 instead of 0 in the call to expand_expr().
21179 (expand_builtin_extract_return_addr): Ditto.
21180 (expand_builtin_eh_return): Ditto.
21181 (expand_eh_return): Ditto.
21182 * explow.c (expr_size): Ditto.
21183 * expr.c (optimize_bitfield_assignment_op): Ditto.
21184 (expand_assignement): Ditto.
21185 (store_expr): Ditto.
21186 (store_field): Ditto.
21187 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
21188 the call to expand_expr().
21189 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
21190 in the call to expand_expr().
21191 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
21192 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
21193 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
21195 * optabs.c (expand_vec_shift_expr): Ditto.
21196 (expand_vec_cond_expr): Ditto.
21197 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
21198 call to expand_expr().
21199 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
21200 in the call to expand_expr().
21202 2007-05-14 Dave Korn <dave.korn@artimi.com>
21204 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
21206 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
21208 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
21209 instead of c_common_unsigned_type.
21210 (c_common_unsigned_type): Remove.
21211 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
21212 c_common_unsigned_type.
21213 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
21214 c_common_unsigned_type.
21215 * c-common.h (c_common_unsigned_type): Remove.
21216 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
21217 c_common_unsigned_type.
21218 * c-format.c (check_format_types): Use unsigned_type_for instead of
21219 c_common_unsigned_type.
21220 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
21221 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
21222 of c_common_unsigned_type.
21223 * convert.c (convert_to_integer): Use unsigned_type_for instead of
21224 lang_hooks.types.unsigned_type.
21225 * expmed.c (make_tree): Use unsigned_type_for instead of
21226 lang_hooks.types.unsigned_type.
21227 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
21228 lang_hooks.types.unsigned_type.
21229 (build_range_check): Likewise.
21230 (fold_unary): Likewise.
21231 (fold_binary): Likewise.
21232 (fold_ternary): Likewise.
21233 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
21234 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
21235 * tree.c (get_unsigned_type): New.
21236 (unsigned_type_for): Use get_unsigned_type instead of
21237 lang_hooks.types.unsigned_type.
21239 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
21241 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
21242 to m68k_get_function_kind. Update its prototype.
21243 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
21245 (m68k_interrupt_function_p): Return enum m68k_function_type
21246 instead of bool. Rename to m68k_get_function_kind.
21247 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
21248 target is not fido.
21249 (m68k_compute_frame_layout): Don't mark any register for save
21250 if an interrupt_thread attribute is specified.
21251 (m68k_hard_regno_rename_ok): Update a use of
21252 m68k_interrupt_function_p.
21253 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
21254 m68k_interrupt_function_p.
21255 (m68k_function_type): New.
21256 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
21257 for a function with an interrupt_thread attribute.
21258 * doc/extend.texi: Document the interrupt_thread attribute.
21260 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
21262 Fix PR tree-optimization/31911
21263 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
21264 if they didn't change the expression.
21266 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
21268 * tree-scalar-evolution.c (resolve_mixers): Exported.
21269 * tree-scalar-evolution.h (resolve_mixers): Declare.
21270 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
21271 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
21272 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
21273 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
21274 init_array_ref, init_pointer_ref, analyze_indirect_ref,
21275 strip_conversion, analyze_offset_expr, address_analysis,
21276 object_analysis, analyze_offset): Removed.
21277 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
21278 split_constant_offset, canonicalize_base_object_address,
21279 object_address_invariant_in_loop_p, disjoint_objects_p,
21280 dr_may_alias_p, dr_address_invariant_p): New functions.
21281 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
21282 and dr_analyze_alias.
21283 (initialize_data_dependence_relation): Use dr_may_alias_p
21284 and object_address_invariant_in_loop_p.
21285 (compute_self_dependence): Handle the case when
21286 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
21287 (find_data_references_in_stmt): Restrict the analysis of data
21288 references to the given loop nest.
21289 (find_data_references_in_loop): Made static. Pass loop nest to
21290 find_data_references_in_stmt.
21291 (compute_data_dependences_for_loop): Use DR_VOPS.
21292 (free_data_ref): Free DR_VOPS.
21293 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
21294 (struct innermost_loop_behavior): ... new.
21295 (struct base_object_info): Replaced by ...
21296 (struct indices): ... new.
21297 (struct dr_alias): New.
21298 (enum data_ref_type): Removed.
21299 (struct data_reference): Consist of struct innermost_loop_behavior,
21300 struct indices and struct dr_alias.
21301 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
21302 (DR_MEMTAG): Renamed to ...
21303 (DR_SYMBOL_TAG): ... this.
21304 (find_data_references_in_loop): Declaration removed.
21305 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
21306 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
21307 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
21308 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
21310 2007-05-13 Revital Eres <eres@il.ibm.com>
21312 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
21313 which walks virtual def-use chains to find redundant stores.
21314 (dse_optimize_stmt): Call it.
21316 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
21318 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
21319 * passes.c (init_optimization_passes): Move pass_jump_bypass
21322 * basic-block.h (bb_has_eh_pred): Fix style issue.
21324 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
21326 PR rtl-optimization/31848
21327 * loop-invariant.c (move_invariant_reg): If we move an insn
21328 with a REG_EQUAL note, and that insn is not always executed,
21329 remove the REG_EQUAL note.
21331 2007-05-12 Richard Guenther <rguenther@suse.de>
21333 PR tree-optimization/31797
21334 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
21335 propagate into a stmt that has volatile ops.
21337 2007-05-12 Richard Sandiford <richard@codesourcery.com>
21339 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
21340 (gcc_tooldir): Likewise.
21341 * configure: Regenerate.
21342 * Makefile.in (libsubdir_to_prefix): New variable, based on the
21343 old configure.ac gcc_tooldir setting.
21344 (prefix_to_exec_prefix): New variable.
21345 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
21346 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
21348 2007-05-11 Silvius Rus <rus@google.com>
21350 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
21351 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
21352 * c-common.h (strict_aliasing_warning): Change return type.
21353 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
21354 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
21355 (build_c_cast): Condition call to strict_aliasing_warning.
21356 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
21357 * flags.h (set_Wstrict_aliasing): Declare.
21358 * opts.c (set_Wstrict_alising): Define, add call to.
21359 * tree-flow.h (strict_aliasing_warning_backend): Declare.
21360 * tree-ssa-alias-warnings.c: New file.
21361 * tree-ssa-alias.c (compute_may_aliases): Add call to
21362 strict_aliasing_warning_backend.
21364 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
21366 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
21367 Use loop_depth and loop_outer accessor functions.
21368 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
21369 determine_invariantness_stmt, move_computations_stmt): Ditto.
21370 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
21371 add_loop, loopify, unloop, fix_loop_structure): Ditto.
21372 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
21373 * tree-scalar-evolution.c (interpret_loop_phi,
21374 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
21375 instantiate_parameters_1, scev_const_prop): Ditto.
21376 * cfghooks.c (make_forwarder_block): Ditto.
21377 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
21378 * modulo-sched.c (loop_canon_p): Ditto.
21379 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
21380 slpeel_can_duplicate_loop_p): Ditto.
21381 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
21382 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
21383 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
21384 cancel_loop, verify_loop_structure): Ditto.
21385 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
21386 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
21387 superloops vector instead of "pred" array.
21388 (establish_preds): Take father loop as an argument. Initialize the
21390 (flow_loop_tree_node_add): Pass father loop to establish_preds.
21391 Do not initialize loop->outer.
21392 (flow_loop_tree_node_remove): Truncate the superloops vector.
21393 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
21394 "pred" merged to "superloops" vector.
21395 (loop_depth, loop_outer): New.
21396 (fel_init): Use loop_outer.
21398 2007-05-11 Jan Hubicka <jh@suse.cz>
21400 * cgraphunit.c: Include gt-cgraphunit.h
21401 (static_ctors, static_dtors): New static vars.
21402 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
21403 based on implementation in c-common.c
21404 (cgraph_finalize_function): Call record_cdtor_fn.
21405 (cgraph_optimize): Call cgraph_build_cdtor_fns.
21406 * decl.c (finish_function): Do not call c_record_cdtor_fn.
21407 (c_write_global_declarations): Do not call c_build_cdtor_fns.
21408 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
21409 build_cdtor, c_build_cdtor_fns): Remove.
21410 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
21411 c_build_cdtor_fns): Remove prototype.
21413 2007-05-11 Paolo Carlini <pcarlini@suse.de>
21416 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
21417 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
21418 * builtins.c (fold_builtin_memchr): New.
21419 (expand_builtin_memchr): Call the latter.
21420 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
21421 * doc/extend.texi ([Other built-in functions provided by GCC]):
21424 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
21426 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
21427 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
21428 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
21429 PFPO_OP1_TYPE_SHIFT): Constants added.
21430 (DFP_ALL): Mode macro defined.
21431 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
21432 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
21433 Insn definitions added.
21434 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
21435 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
21438 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
21440 PR tree-optimization/31885
21441 * tree-chrec.c (chrec_contains_undetermined): Do not consider
21442 NULL_TREE to be undetermined.
21443 (automatically_generated_chrec_p): Return false for NULL.
21445 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
21447 * config/bfin/bfin.h (MOVE_RATIO): Define.
21449 2007-05-10 Richard Sandiford <richard@codesourcery.com>
21451 * config.gcc (sparc-wrs-vxworks): New target.
21452 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
21453 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
21454 * config/sparc/sparc.h: Include vxworks-dummy.h.
21455 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
21456 include LABEL_REFs too.
21457 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
21458 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
21460 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
21462 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
21463 (sparc_emit_call_insn): New function.
21464 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
21465 functions when generating VxWorks PIC.
21466 * config/sparc/sparc.md (vxworks_load_got): New pattern.
21467 (call, call_value): Use sparc_emit_call_insn instead of
21470 2007-05-09 Bob Wilson <bob.wilson@acm.org>
21472 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
21474 2007-05-09 Bob Wilson <bob.wilson@acm.org>
21476 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
21477 for floating-point values if HOST_BITS_PER_LONG > 32. Use
21478 split_double instead of operand_subword.
21480 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
21482 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
21483 * config/bfin/bfin.c (bfin_local_alignment): New function.
21484 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
21486 2007-05-08 Chao-ying Fu <fu@mips.com>
21488 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
21489 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
21490 (smsub_widen_optab, umsub_widen_optab): Define.
21491 * optabs.c (init_optabs): Initialize smsub_widen_optab and
21493 * genopinit.c (optabs): Fill in smsub_widen_optab and
21495 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
21496 and umsub_widen_optab to implement multiply-subtract sequences.
21497 * config/mips/mips.md (*msac<u>_di): Rename to...
21498 (<u>msubsidi4): ...this. Extend condition to include
21499 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
21500 of operand 0 to "ka" and use the three-operand form of msub<u>
21502 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
21505 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
21507 PR rtl-optimization/28011
21508 * reload.c (push_reload): Set dont_share if IN appears in OUT
21509 also when IN is a PLUS rtx.
21510 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
21513 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
21515 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
21516 call unshare_all_decls.
21517 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
21518 (unshare_all_decls): Remove.
21520 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
21523 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
21526 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
21527 Nigel Stephens <nigel@mips.com>
21529 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
21530 Update comments and all uses.
21531 (MIN_FPRS_PER_FMT): Define.
21532 * config/mips/mips.c (function_arg): Fix to correctly handle
21533 the -mips32r2 -mfp64 -mabi=32 case.
21534 (override_options): Enable use of odd-numbered registers for
21535 SFmode values on MIPS32.
21536 (mips_save_reg_p): Save whole floating-point register pair if
21537 either half is used.
21538 (compute_frame_size): Fix comment.
21540 2007-05-08 Jie Zhang <jie.zhang@analog.com>
21542 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
21543 argument of type bool.
21544 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
21545 argument. Safely select temporary P register according to it.
21546 (do_link): Change call site of add_to_reg accordingly.
21547 (do_unlink): Add epilogue_p as a fourth argument and pass it
21549 (expand_interrupt_handler_epilogue): Change call of do_unlink
21551 (bfin_expand_prologue): Add a third argument sibcall_p.
21552 * config/bfin/bfin.md (epilogue): Change call of
21553 bfin_expand_epilogue accordingly.
21554 (sibcall_epilogue): Likewise.
21555 (eh_return_internal): Likewise.
21557 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
21558 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
21559 * config/bfin/bfin.c (bfin_handle_option): Handle
21560 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
21561 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
21562 Support bf534, bf536 and bf561.
21563 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
21565 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
21568 * config/i386/i386.c (ix86_function_regparm): Process local
21569 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
21571 2007-05-07 Mike Stump <mrs@apple.com>
21573 * doc/invoke.texi (Warning Options): Document that -Wempty-body
21574 also checks for and while statements in C++.
21576 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
21578 * gcc.c (at_file_supplied): New variable.
21579 (main): Set it if we expanded argv.
21580 (do_spec_1): Pass an @-file to the linker if we were called with
21581 an @-file argument and HAVE_GNU_LD.
21582 * collect2.c (at_file_supplied): New variable.
21583 (response_file): New variable.
21584 (collect_exit): Unlink response_file if necessary.
21585 (handler): Likewise.
21586 (do_wait): Likewise.
21587 (main): Set at_file_supplied if we expanded argv.
21588 (collect_execute): Pass an @-file to subprocesses if we were called
21589 with an @-file argument.
21590 * configure.ac: Add define for HAVE_GNU_LD.
21591 * configure: Regenerate.
21592 * config.in: Regenerate.
21594 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
21596 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
21597 operand to HI mode.
21602 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
21604 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
21605 (TARGET_ENCODE_SECTION_INFO): Re-define.
21606 (m32c_encode_section_info): New
21607 (function_vector_handler): New
21608 (current_function_special_page_vector): New
21609 (m32c_special_page_vector_p): New.
21610 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
21612 * config/m32c/jump.md: Added instruction JSRS for functions
21613 with attribute "function_vector".
21614 * doc/extend.texi (function_vector): Added description
21615 for M16C, M32C targets.
21617 2007-05-07 DJ Delorie <dj@redhat.com>
21620 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
21621 ashrpsi3, lshrpsi3): Update shift count constraint.
21623 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
21624 Nathan Froyd <froydnj@codesourcery.com>
21627 * c-incpath.c (add_path): Strip trailing path separators.
21629 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
21631 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
21632 Free dominance info before purging EH edges.
21633 (eliminate_degenerate_phis): Likewise.
21634 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
21636 2007-05-07 Jan Hubicka <jh@suse.cz>
21638 * gimplify.c (gimplify_expr): Do not crash when folding
21639 (void *)(int)&a + 4.
21641 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21644 * c-opts.c (lang_fortran): Make it non static.
21645 * c-common.h (lang_fortran): New prototype.
21646 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
21647 -lang-fortran option was passed by the driver.
21649 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
21651 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
21652 of ASSERT_CHECKING. Tweak message.
21654 2007-05-06 Revital Eres <eres@il.ibm.com>
21657 * loop-unroll.c (insert_var_expansion_initialization):
21658 Initialize the expansions with -zero instead of +zero.
21660 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
21662 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
21663 into pic and non-pic versions. Mark r19 as used for
21664 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
21665 for tgd_load, tld_load and tie_load .
21666 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
21667 version of tgd_load, tld_load and tie_load depending on the
21670 2007-05-04 Ulrich Drepper <drepper@redhat.com>
21671 Jakub Jelinek <jakub@redhat.com>
21673 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
21674 (__do_global_dtors_aux): Use more paranoid loop to run
21675 destructors if HIDDEN_DTOR_LIST_END.
21676 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
21678 2007-05-04 Jakub Jelinek <jakub@redhat.com>
21680 * varasm.c (align_variable): Don't increase alignment for
21681 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
21682 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
21684 2007-05-04 Josh Conner <jconner@apple.com>
21686 * basic-block.h (cdi_direction): Assign values to all enumeration
21688 (dom_computed): Remove.
21689 (dom_info_state): New.
21690 (set_dom_info_availability): New.
21691 * tree-ssa-loop-im.c (determine_invariantness): Initialize
21692 walk_data.dom_direction.
21693 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
21694 instead of dom_computed[].
21695 (split_edge): Likewise.
21696 (create_basic_block): Likewise.
21697 (merge_blocks): Likewise.
21698 * ifcvt.c (find_if_header): Likewise.
21699 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
21700 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
21701 * tree-ssa.c (verify_ssa): Likewise.
21702 * tree-cfg.c (tree_verify_flow_info): Likewise.
21703 (remove_edge_and_dominated_blocks): Likewise.
21704 * dominance.c (dom_computed): Make static.
21705 (calc_dfs_tree_nonrec): Change third param to a bool.
21706 (calc_dfs_tree): Change second param to a bool.
21707 (calc_idioms): Change second param to a bool. Use
21708 dom_convert_dir_to_idx.
21709 (init_dom_info): Validate dir before using.
21710 (dom_convert_dir_to_idx): New.
21711 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
21712 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
21713 (free_dominance_info): Use dom_convert_dir_to_idx.
21714 (get_immediate_dominator): Likewise.
21715 (set_immediate_dominator): Likewise.
21716 (get_dominated_by): Likewise.
21717 (redirect_immediate_dominators): Likewise.
21718 (nearest_common_denominator): Likewise.
21719 (dominated_by_p): Likewise.
21720 (bb_dom_dfs_in): Likewise.
21721 (bb_dom_dfs_out): Likewise.
21722 (recount_dominator): Likewise.
21723 (iterate_fix_dominators): Likewise.
21724 (add_to_dominance_info): Likewise.
21725 (delete_from_dominance_info): Likewise.
21726 (first_dom_son): Likewise.
21727 (next_dom_son): Likewise.
21728 (dom_info_available_p): Likewise.
21729 (dom_info_state): New.
21730 (set_dom_info_availability): New.
21732 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
21734 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
21736 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
21738 2007-05-04 Bob Wilson <bob.wilson@acm.org>
21740 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
21741 (subdi3, subdi_carry): Delete.
21743 2007-05-04 Jan Hubicka <jh@suse.cz>
21744 Richard Guenther <rguenther@suse.de>
21746 * opts.c (decode_options): Do not fiddle with inlining
21747 parameters in case of optimizing for size.
21748 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
21749 for size do nothing.
21750 (cgraph_decide_inlining_of_small_function): When optimizing for
21751 size never inline functions increasing caller size.
21752 (cgraph_early_inlining): Inline for size when optimizing for size.
21754 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
21756 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
21757 logical operations piecewise.
21758 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
21759 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
21760 subdi_sesidi_di): Delete.
21761 (add_with_carry): Produce carry in CC instead of a DREG to shorten
21762 the generated sequence. Allow three-reg add in constraints. Rewrite
21763 the rtl expression for carry to avoid zero_extend of a constant.
21764 (sub_with_carry): New pattern.
21765 (adddi3, subdi3): Change into define_expand. For subtract, generate a
21766 different sequence not involving jumps.
21767 (notbi): Now a named pattern.
21769 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
21771 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
21772 Add the note about a significant loss of accuracy of some
21773 mathematical routines when these options are used.
21775 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21777 * haifa-sched.c (rtx_vec_t): New typedef.
21778 (contributes_to_priority_p): Extract piece of priority () into new
21780 (priority): Use the function. Add assertion.
21781 (rank_for_schedule, set_priorities): Add assertion to check that
21782 insn's priority is initialized.
21783 (clear_priorities, calc_priorities): Change signature. Make it update
21784 all relevant insns. Update all callers ('add_to_speculative_block ()'
21785 and 'create_block_check_twin ()').
21786 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
21787 Add new field 'priority_status'.
21788 (INSN_PRIORITY_STATUS): New macro.
21789 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
21791 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21793 * sched-ebb.c (debug_ebb_dependencies): New static function.
21794 (init_ready_list): Use it.
21796 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
21797 with changed signature and 'debug_rgn_dependencies ()'.
21798 (debug_rgn_dependencies): New static function.
21799 (init_ready_list): Use it.
21801 * sched-int.h (debug_dependencies): Declare.
21803 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
21805 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
21807 2007-05-04 Dirk Mueller <dmueller@suse.de>
21809 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
21811 2007-05-03 Jan Hubicka <jh@suse.cz>
21813 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
21814 ((T1)X op (T1)Y), for pointer type in more cases than before.
21816 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
21818 * tree-object-size.c (plus_expr_object_size): When operand size is
21819 unknown, return unknown.
21821 2007-05-03 Dirk Mueller <dmueller@suse.de>
21823 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
21825 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
21828 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
21830 2007-05-03 Janis Johnson <janis187@us.ibm.com>
21832 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
21834 2007-05-03 Joseph Myers <joseph@codesourcery.com>
21836 * config/soft-fp/double.h, config/soft-fp/extended.h,
21837 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
21838 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
21839 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
21840 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
21843 2007-05-03 Ian Lance Taylor <iant@google.com>
21845 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
21846 MASK_PPC_GFXOPT for 8540 or 8548.
21848 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
21850 * tree-vect-transform.c (vect_update_inits_of_drs): Use
21851 vect_print_dump_info() to output debug information.
21853 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
21856 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
21857 operands of size 2 when operand is not MEM_P.
21859 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
21861 PR tree-optimization/30565
21862 * lambda-code.c (perfect_nestify): Fix updating of dominators.
21864 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
21866 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
21867 (umulsi3_highpart): Use them.
21868 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
21869 for final accumulator to D regisster tranfser.
21871 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
21873 PR tree-optimization/31699
21874 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
21876 (vect_enhance_data_refs_alignment): Compute peel amount using
21877 TYPE_VECTOR_SUBPARTS instead of vf.
21878 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
21880 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
21883 * system.h: Remove inclusion of double-int.h
21884 * tree.h: Include double-int.h
21885 * gengtype.c: Likewise
21886 * cfgloop.h: Likewise
21887 * Makefile.in: Adjust dependencies on double-int.h
21889 2007-05-02 Eric Christopher <echristo@apple.com>
21891 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
21892 -shared to -Zdynamiclib.
21894 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
21897 * c-common.c (strip_pointer_or_array_types): New function.
21898 * c-common.h (strip_pointer_or_array_types): New function declaration.
21900 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
21902 PR tree-optimization/31771
21903 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
21905 2007-05-02 Paul Brook <paul@codesourcery.com>
21907 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
21909 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
21911 PR middle-end/29715
21912 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
21915 2007-05-02 Nick Clifton <nickc@redhat.com>
21917 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
21919 2007-05-02 Richard Guenther <rguenther@suse.de>
21921 PR tree-optimization/31146
21922 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
21923 argument, single_use_p. If we have a single use that is
21924 a conversion to the definition rhs type, propagate that rhs.
21925 (forward_propagate_addr_expr): Pass single_use_p argument
21926 to forward_propagate_addr_expr_1.
21928 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
21930 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
21933 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21935 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
21936 'AMD Family 10 core'.
21938 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21940 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
21941 and athlon64-sse3 as improved versions of k8, opteron and athlon64
21942 with SSE3 instruction set support.
21943 * doc/invoke.texi: Likewise.
21945 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21947 * config/i386/i386.c (override_options): Tuning 32-byte loop
21948 alignment for amdfam10 architecture. Increasing the max loop
21949 alignment to 24 bytes.
21951 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
21953 * config/m68k/constraints.md: New.
21954 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
21955 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
21956 EXTRA_CONSTRAINT): Remove.
21957 * config/m68k/m68k.md: Include constraints.md.
21958 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
21960 2007-05-01 Ian Lance Taylor <iant@google.com>
21962 PR tree-optimization/31739
21963 * tree-vrp.c (vrp_val_is_max): New static function.
21964 (vrp_val_is_min): New static function.
21965 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
21967 (set_value_range): Use vrp_val_is_{max,min}.
21968 (extract_range_from_assert): Likewise.
21969 (extract_range_from_binary_expr): Likewise.
21970 (extract_range_from_unary_expr): Likewise.
21971 (dump_value_range, vrp_meet): Likewise.
21972 (vrp_visit_phi_node): Likewise.
21973 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
21975 2007-05-01 Mark Mitchell <mark@codesourcery.com>
21977 * config/i386/gmon-sol2.c (size_t): New type.
21978 (intptr_t): Likewise.
21979 (s_textsize): Declare as size_t.
21981 (monstartup): Use size_t for sizes.
21982 (_mcount): Save and restore registers.
21983 (internal_mcount): Pass 0 as the first argument to monstartup
21985 (moncontrol): Convert pointer to appropriately sized integer
21986 before passing to profil.
21988 2007-05-01 Joseph Myers <joseph@codesourcery.com>
21990 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
21991 __NO_FPRS__, not just if _SOFT_DOUBLE.
21992 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
21993 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
21994 also for E500 double.
21995 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
21996 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
21999 2007-05-01 Richard Guenther <rguenther@suse.de>
22001 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
22004 2007-05-01 Joseph Myers <joseph@codesourcery.com>
22006 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
22008 2007-05-01 Jan Hubicka <jh@suse.cz>
22010 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
22013 2007-05-01 Jan Hubicka <jh@suse.cz>
22015 * tree.h (maybe_fold_offset_to_component_ref): Remove.
22016 (maybe_fold_offset_to_reference): Declare.
22017 * fold-const.c (fold_unary): Do not fold
22018 (type *)&A into &A->field_of_type_and_offset_0
22019 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
22020 size is unknown, give up.
22021 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
22023 (maybe_fold_offset_to_reference): New.
22024 (maybe_fold_stmt_indirect): Use it.
22025 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
22026 * gimplify.c (gimplify_conversion): Canonicalize conversions to
22028 (gimplify_expr): Likewise for plus_expr.
22030 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
22032 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
22033 bsi_after_labels. Always insert statements before bsi.
22034 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
22035 * predict.c (apply_return_prediction): Check for empty blocks.
22036 * cfgexpand.c (lab_rtx_for_bb): New variable.
22037 (label_rtx_for_bb): Do not create new tree labels.
22038 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
22039 (tree_expand_cfg): Initialize lab_rtx_for_bb.
22040 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
22042 (label_for_bb): Add field used.
22043 (update_eh_label, main_block_label): Mark the label used.
22044 (cleanup_dead_labels): Remove unused labels.
22046 2007-05-01 Richard Guenther <rguenther@suse.de>
22048 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
22049 if it is not about to be set.
22050 (get_value_range): Do not pre-allocate equiv bitmap.
22051 (update_value_range): No need to clear equiv field.
22052 (add_equivalence): Change prototype to get bitmap pointer.
22053 Allocate bitmap here if it is not already.
22054 (extract_range_from_assert): Do not allocate bitmap here.
22055 Update callers to add_equivalence.
22056 (extract_range_from_ssa_name): Likewise.
22057 (get_vr_for_comparison): New static helper.
22058 (compare_name_with_value): Handle NULL equiv bitmap by
22059 peeling the first iteration of the comparison loop.
22060 Use get_vr_for_comparison.
22061 (compare_names): Handle NULL equiv bitmaps by using fake
22062 ones. Use get_vr_for_comparison.
22064 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
22066 * double-int.c (mpz_set_double_int): Moved from
22067 tree-ssa-loop-niter.c.
22068 (mpz_get_double_int): Likewise; also, add option to wrap
22069 out-of-range integers.
22070 * double-int.h: New prototypes for above.
22071 * tree.c (get_static_type_bounds): Moved from
22072 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
22073 TYPE_MAX_VALUE if they exist..
22074 * tree.h: New prototype for above.
22075 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
22076 get_type_bounds calls.
22077 (mpz_set_double_int): Move to double-int.c.
22078 (get_type_bounds): Move to tree.c, rename to
22079 get_static_type_bounds.
22080 (mpz_to_double_int): Move to double-int.c, rename to
22081 mpz_get_double_int.
22083 2007-04-30 Bob Wilson <bob.wilson@acm.org>
22085 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
22086 DIV0 exception can fall through to a normal return.
22088 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
22090 PR middle-end/22156
22091 Temporarily revert:
22092 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
22093 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
22094 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
22095 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
22096 initialize align to silence bogus warning.
22097 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
22098 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
22100 (struct sra_walk_fns): Remove use_all parameter from use.
22101 (sra_hash_tree): Handle BIT_FIELD_REFs.
22102 (sra_elt_hash): Don't hash bitfld blocks.
22103 (sra_elt_eq): Skip them in parent compares as well. Handle
22105 (sra_walk_expr): Don't maintain or pass down use_all_p.
22106 (scan_use): Remove use_all parameter.
22107 (scalarize_use): Likewise. Re-expand assignment to
22108 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
22109 output, and re-scalarize after output. Don't mark anything
22111 (scalarize_ldst): Adjust.
22112 (scalarize_walk_gimple_modify_statement): Likewise.
22113 (build_element_name_1): Handle BIT_FIELD_REFs.
22114 (instantiate_element): Don't warn for any element whose parent
22115 is used as a whole.
22116 (instantiate_missing_elements_1): Return the sra_elt.
22117 (canon_type_for_field): New.
22118 (try_instantiate_multiple_fields): New.
22119 (instantiate_missing_elemnts): Use them.
22120 (mark_no_warning): Removed.
22121 (generate_one_element_ref): Handle BIT_FIELD_REFs.
22122 (REPLDUP, sra_build_elt_assignment): New.
22123 (generate_copy_inout): Use them.
22124 (generate_element_copy): Likewise. Handle bitfld differences.
22125 (generate_element_zero): Don't recurse for blocks. Use
22126 sra_build_elt_assignment.
22127 (generate_one_element_int): Take elt instead of var. Use
22128 sra_build_elt_assignment.
22129 (generate_element_init_1): Adjust.
22130 (scalarize_use, scalarize_copy): Use REPLDUP.
22131 (scalarize_ldst): Move assert before dereference.
22132 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
22134 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
22137 * tree.c (reconstruct_complex_type): Reconstruct a reference
22139 Also use the same mode for the pointer as the old pointer type.
22141 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22143 * doc/trouble.texi (Interoperation): Remove note about Ultrix
22146 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
22148 PR rtl-optimization/31676
22149 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
22150 (df_refs_record): Call it.
22152 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22154 * rtl.def (SS_ABS): New code.
22155 * config/bfin/bfin.c (print_operand): New modifier 'v'.
22156 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
22157 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
22158 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
22159 (bfin_init_builtins): Define them.
22160 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
22161 (bfin_expand_builtin): ... and handle the others here.
22162 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
22163 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
22164 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
22165 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
22166 operand is only HImode.
22168 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
22170 * regclass.c (scan_one_insn): Remove splitting of
22173 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
22174 Nigel Stephens <nigel@mips.com>
22176 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
22178 2007-04-28 Jan Hubicka <jh@suse.cz>
22180 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
22181 insn_locators_alloc instead of insn_locators_initialize;
22182 call reset_block_changes.
22183 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
22184 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
22185 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
22186 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
22187 * config/score/score.c (th_output_mi_thunk): Likewise.
22188 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
22189 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
22190 tolerate uninitialized locator info.
22193 * function.c (init_function_start): Don't init line number info.
22194 (expand_function_end): Update.
22195 (reset_block_changes, record_block_change, finalize_block_changes,
22196 check_block_change, free_block_changes): Kill.
22197 * function.h (reset_block_changes, record_block_change,
22198 finalize_block_changes, check_block_change, free_block_changes):
22200 (struct function): Remove ib_boundaries_block.
22201 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
22202 Use curr_insn_locator to initialize locator.
22203 (emit_line_note): Remove.
22204 * cfgexpand.c (expand_gimple_cond_expr): Update.
22205 (construct_exit_block): Likewise.
22206 (tree_expand_cfg): Initialize/finalize locators.
22207 * expr.c (expand_expr_real): Update.
22208 * cfglayout.c (line_locators_locs, line_locators_lines,
22209 file_locators_locs, file_locators_files): Remove.
22210 (set_block_levels): Move to cfgexpand.c.
22211 (insn_locators_initialize): Remove.
22212 (pass_insn_locators_initialize): Remove.
22213 (locations_locators_locs, locations_locators_vals): New static vars.
22214 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
22216 (insn_locators_alloc, insn_locators_finalize,
22217 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22219 (locator_location): New.
22220 (locator_line, locator_file): Rewrite.
22221 * rtl.h (emit_line_note): Kill.
22222 (insn_locators_alloc, insn_locators_finalize,
22223 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22225 * tree-inline.c (initialize_cfun): Do not initialize
22226 ib_boundaries_block.
22227 * passes.c (pass_insn_locators_initialize): Remove.
22229 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
22231 * tree-cfg.c (move_block_to_fn): Release bb from dominance
22232 info. Update last_basic_block correctly.
22234 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
22237 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
22238 register itself to hold the offset constant. Tell flow the use
22239 of r4 and r5 when they are used.
22241 2007-04-27 Richard Guenther <rguenther@suse.de>
22243 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
22244 if we simplified anything.
22245 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
22246 warnings until we did a simplification and the stmt was not
22247 marked as TREE_NO_WARNING.
22249 2007-04-27 Mike Stump <mrs@apple.com>
22251 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
22253 2007-04-27 Ian Lance Taylor <iant@google.com>
22255 PR middle-end/31710
22256 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
22257 TYPE_MAX_VALUE exist, convert them to the new type.
22259 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
22261 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
22262 if it claims to be available.
22263 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
22264 edge is redirected.
22265 (perform_tree_ssa_dce): Always free postdominators.
22267 2007-04-27 Richard Henderson <rth@redhat.com>
22269 * config/alpha/predicates.md (aligned_memory_operand): Mark
22270 as define_special_predicate.
22271 (unaligned_memory_operand, normal_memory_operand): Likewise.
22272 (reg_or_unaligned_mem_operand): Remove.
22273 (any_memory_operand): Match the documentation and check for
22274 non-renumbered pseudos during reload.
22275 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
22276 alpha_secondary_reload_class, update to new interface, make static.
22277 Handle CQImode like HImode. Remove FP subreg check.
22278 (alpha_expand_mov): Use replace_equiv_address.
22279 (alpha_expand_mov_nobwx): Use any_memory_operand.
22280 (TARGET_SECONDARY_RELOAD): New.
22281 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
22282 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
22283 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
22284 * config/alpha/alpha.md: ... here.
22285 (RELOAD12, reloadmode): New.
22287 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
22288 Don't handle the aligned case here.
22289 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
22290 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
22291 reload_inhi_help. Don't expect a scratch register.
22292 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
22294 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
22296 2007-04-27 Richard Guenther <rguenther@suse.de>
22298 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
22300 2007-04-27 Richard Guenther <rguenther@suse.de>
22302 PR tree-optimization/30965
22303 PR tree-optimization/30978
22304 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
22305 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
22306 (find_equivalent_equality_comparison): Likewise.
22307 (simplify_cond): Likewise.
22308 (get_prop_source_stmt): New helper.
22309 (get_prop_dest_stmt): Likewise.
22310 (can_propagate_from): Likewise.
22311 (remove_prop_source_from_use): Likewise.
22312 (combine_cond_expr_cond): Likewise.
22313 (forward_propagate_comparison): New function.
22314 (forward_propagate_into_cond): Rewrite to use fold for
22316 (tree_ssa_forward_propagate_single_use_vars): Call
22317 forward_propagate_comparison to propagate comparisons.
22319 2007-04-27 Richard Guenther <rguenther@suse.de>
22321 PR tree-optimization/31715
22322 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
22323 sure to do computation on the offset in an appropriate
22326 2007-04-27 Richard Sandiford <richard@codesourcery.com>
22328 * reload.h (elimination_target_reg_p): Declare.
22329 * reload.c (find_reloads): Don't apply the reg_rtx move
22330 optimization if the SET_DEST satisfies elimination_target_reg_p.
22331 * reload1.c (elimination_target_reg_p): New function.
22332 (gen_reload): In the move/add2 fallback, make sure that op0
22333 does not overlap the destination register.
22335 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
22337 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
22338 transform only GIMPLE_MODIFY_STMTs.
22339 * tree-complex.c (expand_complex_operations_1): Ditto.
22340 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
22341 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
22342 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
22344 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
22345 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
22346 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
22347 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
22348 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
22349 slpeel_add_loop_guard): Ditto.
22350 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
22351 * lambda-code.c (perfect_nestify): Ditto.
22352 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
22353 before the first statement.
22354 * tree-optimize.c (execute_free_datastructures): Fix comments.
22355 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
22356 * tree-flow.h (disband_implicit_edges): Declaration removed.
22357 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
22359 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
22360 COND_EXPRs without gotos.
22361 (disband_implicit_edges, has_label_p): Removed.
22362 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
22363 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
22365 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
22367 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
22368 also for COND_EXPRs.
22369 * cfgexpand.c (label_rtx_for_bb): New function.
22370 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
22371 Use label_rtx_for_bb to find the labels.
22372 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
22373 last block. Detect fallthru edges.
22375 2007-04-26 Ian Lance Taylor <iant@google.com>
22378 * reload.c (find_reloads_subreg_address): If the address was valid
22379 in the original mode but not in the new mode, reload the whole
22382 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
22384 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
22385 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
22386 (cleanup_control_expr_graph): Do not invalidate dominance info.
22387 Record altered blocks.
22388 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
22389 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
22390 cleanup_tree_cfg_bb): New functions.
22391 (remove_forwarder_block): Do not maintain the worklist of blocks.
22392 Record altered blocks.
22393 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
22394 not over whole cfg.
22395 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
22396 delete_unreachable_blocks if dominators are not available.
22397 * tree-inline.c (optimize_inline_calls): Free dominance information
22399 * tree-flow.h (remove_edge_and_dominated_blocks,
22400 cfgcleanup_altered_bbs): Altered.
22401 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
22403 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
22405 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
22406 do not invalidate dominators.
22408 2007-04-26 Anatoly Sokolov <aesok@post.ru>
22410 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
22411 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
22412 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22413 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
22415 2007-04-26 Steve Ellcey <sje@cup.hp.com>
22417 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
22419 2007-04-26 Richard Guenther <rguenther@suse.de>
22421 PR tree-optimization/31703
22422 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
22423 the right type for the target of the bittest.
22425 2007-04-26 Richard Sandiford <richard@codesourcery.com>
22427 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
22428 ix86_sol10_return_in_memory.
22430 2007-04-26 Richard Sandiford <richard@codesourcery.com>
22432 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
22435 2007-04-26 Jakub Jelinek <jakub@redhat.com>
22438 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
22440 PR tree-optimization/30558
22441 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
22442 clear this_state.prev_try.
22444 2007-04-26 Richard Sandiford <richard@codesourcery.com>
22445 Mark Mitchell <mark@codesourcery.com>
22447 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
22448 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
22449 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
22451 2007-04-26 Richard Sandiford <richard@codesourcery.com>
22454 * doc/invoke.texi (%:print-asm-header): Document.
22455 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
22457 (static_spec_functions): Add print-asm-header.
22458 (main): Print a banner before the --target-help linker options.
22459 (print_asm_header_spec_function): New function.
22461 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
22464 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
22465 (movsf_ie): Likewise.
22467 2007-04-25 Paolo Carlini <pcarlini@suse.de>
22469 * doc/extend.texi ([Type Traits]): Adjust per N2255.
22471 2007-04-25 Bob Wilson <bob.wilson@acm.org>
22473 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
22474 exception for divide-by-zero.
22475 (__umodsi3, __modsi3): Likewise.
22477 2007-04-25 Dirk Mueller <dmueller@suse.de>
22479 * c-typeck.c (build_compound_expr): Annotate warning()
22480 call with OPT_Wunused_value.
22481 * tree-ssa.c (warn_uninit): Annotate warning with
22483 * c-common.c (handle_sentinel_attribute): Annotate warning
22484 call with OPT_Wattributes.
22486 2007-04-25 Thiemo Seufer <ths@mips.com>
22488 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
22489 (mips16): Fix typo.
22490 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
22491 on to the assembler. Improve handling of -mno-mips16. Add handling
22492 of -mno-mips3d, -mno-dsp, -mno-dspr2.
22493 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
22494 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
22495 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
22497 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
22500 * config/i386/winnt.c (i386_pe_file_end): Strip only
22501 USER_LABEL_PREFIX when writing export name.
22503 2007-04-25 Richard Sandiford <richard@codesourcery.com>
22505 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
22506 sh/elf.h, vx-common.h and vxworks.h.
22507 * config/sh/sh.h: Include config/vxworks-dummy.h.
22508 (SUBTARGET_OVERRIDE_OPTIONS): Define.
22509 (OVERRIDE_OPTIONS): Use it.
22510 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
22511 (vxworks_picreg): New pattern.
22512 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
22513 VXWORKS_OS_CPP_BUILTINS.
22514 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
22515 to their VXWORKS_* equivalents.
22516 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
22517 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
22518 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
22519 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
22520 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
22521 -mrtp/-fPIC multilibs.
22522 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
22523 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
22524 (MULTILIB_OSDIRNAMES): Delete.
22526 2007-04-25 Anatoly Sokolov <aesok@post.ru>
22529 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
22531 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
22533 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
22534 rounding mode to be specified by the caller.
22535 (real_to_mpfr) Likewise.
22536 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
22537 include new arguments.
22538 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
22540 2007-04-24 Ian Lance Taylor <iant@google.com>
22542 PR tree-optimization/31605
22543 * tree-vrp.c (set_value_range): Check that min and max are not
22544 both overflow infinities.
22545 (set_value_range_to_value): New static function.
22546 (extract_range_from_binary_expr): Call set_value_range_to_value.
22547 (extract_range_from_cond_expr): Likewise.
22548 (extract_range_from_expr): Likewise.
22549 (extract_range_from_unary_expr): Likewise. Don't create a range
22550 which overflows on both sides.
22551 (vrp_meet): Check for a useless range.
22552 (vrp_visit_phi_node): If we see a constant which looks like an
22553 overflow infinity, turn off the TREE_OVERFLOW flag.
22555 2007-04-24 Ian Lance Taylor <iant@google.com>
22557 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
22559 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
22561 PR diagnostic/25923
22562 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
22563 diagnostic message is being built.
22564 * tree-pretty-print.c (dump_generic_node): Only write the
22565 formatted text into BUFFER's stream if we are not building a
22566 diagnostic message.
22567 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
22569 * Makefile.in (toplev.o): Depend on tree-pass.h.
22571 2007-04-24 Ian Lance Taylor <iant@google.com>
22573 PR tree-optimization/31602
22574 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
22575 conditionals in the copied loop header.
22576 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
22577 warnings if TREE_NO_WARNING is set.
22578 * doc/invoke.texi (Warning Options): Clarify that
22579 -Wstrict-overflow does not warn about loops.
22581 2007-04-24 Janis Johnson <janis187@us.ibm.com>
22583 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
22584 expand on the comment about _Decimal128 arguments and check the
22585 integer result of the modulus operation; for 64-bit ELF ABI, ensure
22586 that _Decimal128 argument uses even/odd register pair.
22587 (function_arg): Ditto.
22589 2007-04-24 Hui-May Chang <hm.chang@apple.com>
22591 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
22592 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
22594 2007-04-24 Richard Guenther <rguenther@suse.de>
22595 Olga Golovanevsky <olga@il.ibm.com>
22597 * fold-const.c (multiple_of_p): Check for bottom
22600 2007-04-24 Richard Henderson <rth@redhat.com>
22602 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
22603 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
22604 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
22605 looking for non-zero bits shifted out. Avoid a recursive call
22606 when constructing the scalar.
22607 (__floatundisf): Likewise.
22609 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
22611 * dwarf2out.c (field_byte_offset): Move the existing logic
22612 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
22613 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
22615 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22618 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
22619 length argument of 0 for memset.
22620 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
22621 unsigned shift instead of the signed variant.
22623 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22625 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
22626 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
22627 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
22628 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
22629 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
22630 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
22631 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
22632 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
22633 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
22634 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
22635 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
22636 "mul<mode>3", "div<mode>3"): Insn definitions added.
22637 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
22638 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
22639 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
22640 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
22641 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
22642 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
22643 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
22644 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
22645 TARGET_FLOAT_FORMAT): Macro definitions removed.
22646 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
22647 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
22648 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
22649 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
22650 (s390_gen_rtx_const_DI): Function removed.
22651 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
22653 2007-04-24 Richard Sandiford <richard@codesourcery.com>
22655 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
22656 over an external ffs function.
22658 2007-04-24 Chao-ying Fu <fu@mips.com>
22659 Richard Sandiford <richard@nildram.co.uk>
22661 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
22662 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
22663 (smadd_widen_optab, umadd_widen_optab): Define.
22664 * optabs.c (init_optabs): Initialize smadd_widen_optab and
22666 * genopinit.c (optabs): Fill in smadd_widen_optab and
22668 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
22669 and umadd_widen_optab to implement multiply-add sequences.
22670 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
22671 (<u>maddsidi4): ...this. Extend condition to include
22672 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
22673 of operand 0 to "ka" and use the three-operand form of madd<u>
22675 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
22677 * config/mips/constraints.md (ka): New register constraint.
22679 2007-04-24 Jan Hubicka <j@suse.cz>
22683 2007-04-23 Jan Hubicka <jh@suse.cz>
22684 * function.c (init_function_start): Don't init line number info.
22685 (expand_function_end): Update.
22686 (reset_block_changes, record_block_change, finalize_block_changes,
22687 check_block_change, free_block_changes): Kill.
22688 * function.h (reset_block_changes, record_block_change,
22689 finalize_block_changes, check_block_change, free_block_changes):
22691 (struct function): Remove ib_boundaries_block.
22692 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
22693 Use curr_insn_locator to initialize locator.
22694 (emit_line_note): Remove.
22695 * cfgexpand.c (expand_gimple_cond_expr): Update.
22696 (construct_exit_block): Likewise.
22697 (tree_expand_cfg): Initialize/finalize locators.
22698 * expr.c (expand_expr_real): Update.
22699 * cfglayout.c (line_locators_locs, line_locators_lines,
22700 file_locators_locs, file_locators_files): Remove.
22701 (set_block_levels): Move to cfgexpand.c.
22702 (insn_locators_initialize): Remove.
22703 (pass_insn_locators_initialize): Remove.
22704 (locations_locators_locs, locations_locators_vals): New static vars.
22705 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
22707 (insn_locators_alloc, insn_locators_finalize,
22708 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22710 (locator_location): New.
22711 (locator_line, locator_file): Rewrite.
22712 * rtl.h (emit_line_note): Kill.
22713 (insn_locators_alloc, insn_locators_finalize,
22714 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22716 * tree-inline.c (initialize_cfun): Do not initialize
22717 ib_boundaries_block.
22718 * passes.c (pass_insn_locators_initialize): Remove.
22720 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
22722 * doc/invoke.texi: Removed leading '-' from option index entries.
22724 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
22726 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
22728 (create_phi_node): Use set_phi_nodes.
22729 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
22730 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
22731 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
22732 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
22733 (bsi_start, bsi_last): Use bb_stmt_list.
22734 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
22735 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
22736 Traverse the statements using tsi iterator.
22737 * basic-block.h (struct basic_block_def): Fields stmt_list
22738 and phi_nodes moved to ...
22739 (struct tree_bb_info): ... new structure.
22740 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
22741 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
22742 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
22743 (tree_verify_flow_info): Verify that il.tree is not set for
22744 entry and exit block.
22745 (tree_split_block): Use set_bb_stmt_list.
22747 2007-04-23 Mike Stump <mrs@apple.com>
22749 * config/i386/i386.c (ix86_tune_features
22750 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
22753 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
22755 * config/i386/i386.md (prefix_extra): New attribute.
22756 (length): Add prefix_extra.
22758 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
22759 (sse2_movntv2di): Likewise.
22760 (sse2_cvtps2dq): Likewise.
22761 (sse2_cvtpd2pi): Likewise.
22762 (sse2_cvttpd2pi): Likewise.
22763 (*sse2_cvtpd2ps): Likewise.
22764 (*add<mode>3): Likewise.
22765 (sse2_ssadd<mode>3): Likewise.
22766 (sse2_usadd<mode>3): Likewise.
22767 (*sub<mode>3): Likewise.
22768 (sse2_sssub<mode>3): Likewise.
22769 (sse2_ussub<mode>3): Likewise.
22770 (*mulv8hi3): Likewise.
22771 (*smulv8hi3_highpart): Likewise.
22772 (*umulv8hi3_highpart): Likewise.
22773 (sse2_umulv2siv2di3): Likewise.
22774 (sse2_pmaddwd): Likewise.
22775 (ashr<mode>3): Likewise.
22776 (lshr<mode>3): Likewise.
22777 (ashl<mode>3): Likewise.
22778 (sse2_ashlti3): Likewise.
22779 (sse2_lshrti3): Likewise.
22780 (*umaxv16qi3): Likewise.
22781 (*smaxv8hi3): Likewise.
22782 (*uminv16qi3): Likewise.
22783 (*sminv8hi3): Likewise.
22784 (sse2_eq<mode>3): Likewise.
22785 (sse2_gt<mode>3): Likewise.
22786 (*and<mode>3): Likewise.
22787 (sse2_nand<mode>3): Likewise.
22788 (*ior<mode>3): Likewise.
22789 (*xor<mode>3): Likewise.
22790 (sse2_packsswb): Likewise.
22791 (sse2_packssdw): Likewise.
22792 (sse2_packuswb): Likewise.
22793 (sse2_punpckhbw): Likewise.
22794 (sse2_punpcklbw): Likewise.
22795 (sse2_punpckhwd): Likewise.
22796 (sse2_punpcklwd): Likewise.
22797 (sse2_punpckhdq): Likewise.
22798 (sse2_punpckldq): Likewise.
22799 (sse2_punpckhqdq): Likewise.
22800 (sse2_punpcklqdq): Likewise.
22801 (*sse2_pinsrw): Likewise.
22802 (*sse2_pextrw): Likewise.
22803 (sse2_pshufd_1): Likewise.
22804 (sse2_uavgv16qi3): Likewise.
22805 (sse2_uavgv8hi3): Likewise.
22806 (sse2_psadbw): Likewise.
22807 (sse2_pmovmskb): Likewise.
22808 (*sse2_maskmovdqu): Likewise.
22809 (*sse2_maskmovdqu_rex64): Likewise.
22810 (sse4a_extrqi): Likewise.
22811 (sse4a_extrq): Likewise.
22812 (sse3_lddqu): Set prefix_rep.
22813 (sse3_addsubv4sf3): Likewise.
22814 (sse3_haddv4sf3): Likewise.
22815 (sse3_hsubv4sf3): Likewise.
22816 (sse_cvtss2si): Likewise.
22817 (sse_cvtss2si_2): Likewise.
22818 (sse_cvtss2siq): Likewise.
22819 (sse_cvtss2siq_2): Likewise.
22820 (sse_cvttss2si): Likewise.
22821 (sse_cvttss2siq): Likewise.
22822 (sse2_cvttps2dq): Likewise.
22823 (sse3_movshdup): Likewise.
22824 (sse3_movsldup): Likewise.
22825 (sse2_cvtsd2si): Likewise.
22826 (sse2_cvtsd2si_2): Likewise.
22827 (sse2_cvtsd2siq): Likewise.
22828 (sse2_cvtsd2siq_2): Likewise.
22829 (sse2_cvttsd2si): Likewise.
22830 (sse2_cvttsd2siq): Likewise.
22831 (*sse2_cvtpd2dq): Likewise.
22832 (*sse2_cvttpd2dq): Likewise.
22833 (sse2_pshuflw_1): Likewise.
22834 (sse2_pshufhw_1): Likewise.
22835 (sse4a_insertqi): Likewise.
22836 (sse4a_insertq): Likewise.
22837 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
22838 (ssse3_phadddv4si3): Likewise.
22839 (ssse3_phaddswv8hi3): Likewise.
22840 (ssse3_phsubwv8hi3): Likewise.
22841 (ssse3_phsubdv4si3): Likewise.
22842 (ssse3_phsubswv8hi3): Likewise.
22843 (ssse3_pmaddubswv8hi3): Likewise.
22844 (ssse3_pmulhrswv8hi3): Likewise.
22845 (ssse3_pshufbv16qi3): Likewise.
22846 (ssse3_psign<mode>3): Likewise.
22847 (ssse3_palignrti): Likewise.
22848 (abs<mode>2): Likewise.
22849 (ssse3_phaddwv4hi3): Set prefix_extra.
22850 (ssse3_phadddv2si3): Likewise.
22851 (ssse3_phaddswv4hi3): Likewise.
22852 (ssse3_phsubwv4hi3): Likewise.
22853 (ssse3_phsubdv2si3): Likewise.
22854 (ssse3_phsubswv4hi3): Likewise.
22855 (ssse3_pmaddubswv4hi3): Likewise.
22856 (ssse3_pmulhrswv4hi3): Likewise.
22857 (ssse3_pshufbv8qi3): Likewise.
22858 (ssse3_psign<mode>3): Likewise.
22859 (ssse3_palignrdi): Likewise.
22860 (abs<mode>2): Likewise.
22861 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
22862 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
22863 (sse2_pmovmskb): Set mode to SI instead of V2DF.
22865 2007-04-23 Nick Clifton <nickc@redhat.com>
22867 * params.def: Fix formatting of emacs local variables.
22869 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
22871 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
22872 move if inter-unit move isn't allowed.
22873 Don't split moving the first element of V2DI to DI to inter-unit
22874 move if inter-unit move isn't allowed.
22876 2007-04-23 Richard Guenther <rguenther@suse.de>
22878 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
22879 and CDI_POST_DOMINATORS separately.
22881 2007-04-23 Nick Clifton <nickc@redhat.com>
22883 * c.opt (Wformat-contains-nul): Add warning attribute.
22885 2007-04-23 Jan Hubicka <jh@suse.cz>
22887 * function.c (init_function_start): Don't init line number info.
22888 (expand_function_end): Update.
22889 (reset_block_changes, record_block_change, finalize_block_changes,
22890 check_block_change, free_block_changes): Kill.
22891 * function.h (reset_block_changes, record_block_change,
22892 finalize_block_changes, check_block_change, free_block_changes):
22894 (struct function): Remove ib_boundaries_block.
22895 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
22896 Use curr_insn_locator to initialize locator.
22897 (emit_line_note): Remove.
22898 * cfgexpand.c (expand_gimple_cond_expr): Update.
22899 (construct_exit_block): Likewise.
22900 (tree_expand_cfg): Initialize/finalize locators.
22901 * expr.c (expand_expr_real): Update.
22902 * cfglayout.c (line_locators_locs, line_locators_lines,
22903 file_locators_locs, file_locators_files): Remove.
22904 (set_block_levels): Move to cfgexpand.c.
22905 (insn_locators_initialize): Remove.
22906 (pass_insn_locators_initialize): Remove.
22907 (locations_locators_locs, locations_locators_vals): New static vars.
22908 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
22910 (insn_locators_alloc, insn_locators_finalize,
22911 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22913 (locator_location): New.
22914 (locator_line, locator_file): Rewrite.
22915 * rtl.h (emit_line_note): Kill.
22916 (insn_locators_alloc, insn_locators_finalize,
22917 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22919 * tree-inline.c (initialize_cfun): Do not initialize
22920 ib_boundaries_block.
22921 * passes.c (pass_insn_locators_initialize): Remove.
22923 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
22925 PR middle-end/31448
22926 * expr.c (reduce_to_bit_field_precision): Handle
22929 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
22931 PR tree-optimization/24659
22932 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
22933 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
22934 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
22935 * genopinit.c (optabs): Rename vec_pack_mod_optab
22936 to vec_pack_trunc_optab.
22937 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
22938 early for scalar floating point operands for NOP_EXPR.
22939 (vectorizable_type_promotion): Ditto.
22940 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
22941 vec_pack_trunc_optab.
22942 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
22944 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
22945 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
22946 Rename from VEC_PACK_MOD_EXPR.
22947 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
22948 * expr.c (expand_expr_real_1): Ditto.
22949 * tree-inline.c (estimate_num_insns_1): Ditto.
22950 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
22952 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
22953 (vec_unpacks_lo_v4sf): Ditto.
22954 (vec_pack_trunc_v2df): Ditto.
22955 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
22956 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
22957 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
22959 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
22961 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
22963 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
22964 Rename from VEC_PACK_MOD_EXPR. This expression also represent
22965 packing of floating point operands.
22966 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
22967 represent unpacking of floating point operands.
22968 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
22969 [vec_unpacks_hi]: Ditto.
22970 [vec_unpacks_lo]: Ditto.
22972 2007-04-22 Jan Hubicka <jh@suse.cz>
22974 * final.c (rest_of_handle_final): Call
22975 targetm.asm_out.constructor/targetm.asm_out.destructor
22976 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
22977 proper priority via decl_*_priority_insert.
22978 * c-common.c (c_expand_body): Likewise.
22980 2007-04-22 Richard Guenther <rguenther@suse.de>
22982 PR tree-optimization/29789
22983 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
22984 (rewrite_reciprocal): New helper split out from
22985 determine_invariantness_stmt.
22986 (rewrite_bittest): Likewise.
22987 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
22988 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
22991 2007-04-22 Revital Eres <eres@il.ibm.com>
22993 * loop-unroll.c (var_to_expand): New field to support also
22994 insns of the form x = something + x.
22995 (analyze_insn_to_expand_var): Use it.
22996 (expand_var_during_unrolling): Likewise.
22998 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
23000 * predict.c: Include pointer-set.h.
23001 (bb_predictions): New variable.
23002 (tree_predicted_by_p, tree_predict_edge,
23003 remove_predictions_associated_with_edge): Use bb_predictions map
23004 instead of bb->predictions.
23005 (clear_bb_predictions, assert_is_empty): New functions.
23006 (combine_predictions_for_bb): Use bb_predictions map. Call
23007 clear_bb_predictions.
23008 (tree_estimate_probability): Create and free bb_predictions map.
23009 * Makefile.in (predict.o): Add pointer-set.h dependency.
23010 * basic-block.h (struct basic_block_def): Remove predictions
23012 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
23014 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
23017 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
23020 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
23022 * timevar.c (timevar_print): Change reference of --disable-checking to
23023 --enable-checking=release. Also warn if assert checking is disabled.
23025 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
23028 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
23029 decl as addressable if the compound literal was marked as
23031 Mark the decl as a gimple register if it is a complex or
23032 vector decl and does not live in memory.
23034 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
23036 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
23037 (GENERIC_NEXT): New function macro.
23038 (PHI_CHAIN): Use phi_node's new chain variable.
23039 (tree_phi_node): Change tree_common to tree_base
23040 and add the chain field.
23041 * tree-phinodes.c (make_phi_node): Don't set
23042 TREE_TYPE on the new node.
23043 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
23044 instead of checking GIMPLE_TUPLE_P in chain_next.
23045 * tree-vect-transform.c
23046 (get_initial_def_for_induction): Look at
23047 PHI_RESULT_TREE for the type of the phi node.
23048 (update_vuses_to_preheader): Use PHI_CHAIN
23049 instead of TREE_CHAIN on the phi node.
23050 * tree-ssa-structalias.c (compute_points_to_sets):
23052 (ipa_pta_execute): Likewise.
23054 2007-04-21 Richard Guenther <rguenther@suse.de>
23056 PR middle-end/31136
23057 * fold-const.c (fold_unary): Call fold_convert_const on the
23060 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
23062 * gcse.c (store_killed_in_insn): Handle PARALLELs.
23063 (store_killed_in_pat): New.
23065 2007-04-20 Richard Henderson <rth@redhat.com>
23068 * config/i386/i386.c (type_has_variadic_args_p): Look for any
23069 TREE_LIST with a void_type_node value, not void_list_node exactly.
23071 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
23073 * doc/standards.texi: Re-arrange into language-specific
23074 subsections. Add a C++ section, documenting which standards we
23077 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
23079 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
23080 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
23082 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
23084 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
23085 ecrti.o and crtbegin.o.
23086 (LIB_DEFAULT_SPEC): Include -lc.
23087 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
23089 2007-04-20 Richard Henderson <rth@redhat.com>
23092 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
23093 argument; update all callers.
23094 (get_unaligned_offset): New.
23095 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
23096 get_unaligned_address, just pass on the address directly.
23097 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
23098 the subreg in the helper patterns.
23099 (unaligned_extendqidi_le): Use get_unaligned_offset.
23100 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
23101 (unaligned_extendhidi_be): Likewise.
23102 (unaligned_extendhidi): Tidy.
23103 * config/alpha/alpha-protos.h: Update.
23105 2007-04-20 Richard Henderson <rth@redhat.com>
23107 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
23108 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
23109 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
23110 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
23111 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
23112 (CPP_SPEC): Don't include %(cpp_subtarget).
23113 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
23114 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
23115 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
23117 2007-04-20 Jakub Jelinek <jakub@redhat.com>
23119 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
23120 for __builtin_ia32_cmpordss.
23122 PR tree-optimization/31632
23123 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
23124 and arg1 for optimizations of comparison against min/max values.
23125 Fold arg0 to arg1's type for optimizations of comparison against
23126 min+1 and max-1 values.
23128 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
23130 * reload.c (combine_reloads): When trying to use a dying register,
23131 check whether it's uninitialized and don't use if so.
23133 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
23135 * fold-const.c: Remove prototypes for native_encode_expr and
23136 native_interpret_expr.
23137 (native_encode_expr): Make non-static.
23138 (native_interpret_expr): Likewise.
23139 * tree.h: Add prototypes for the above.
23141 2007-04-19 Joseph Myers <joseph@codesourcery.com>
23143 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
23144 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
23145 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
23146 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
23147 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
23148 Add length attributes.
23150 2007-04-19 Janis Johnson <janis187@us.ibm.com>
23152 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
23155 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
23156 __STDC_WANT_DEC_FP__.
23158 2007-04-19 Joseph Myers <joseph@codesourcery.com>
23160 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
23161 for long double compatibility.
23162 * configure: Regenerate.
23164 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
23166 PR rtl-optimization/29841
23167 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
23169 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
23170 that may cause control flow transfer from being moved.
23172 2007-04-18 Jan Hubicka <jh@suse.cz>
23174 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
23177 2007-04-18 Eric Christopher <echristo@apple.com>
23179 * config/rs6000/darwin.md (load_macho_picbase): Use link register
23180 only. Update operands.
23181 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
23182 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
23183 link register to pic register.
23185 2007-04-18 Dirk Mueller <dmueller@suse.de>
23187 PR diagnostic/31227
23188 * tree-vrp.c (search_for_addr_array): New.
23189 (check_array_bounds): Suppress warning about
23190 address taken of array refs if its not de-referenced.
23192 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
23194 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
23195 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
23197 * tree-vectorizer.h (NITERS_KNOWN_P): New.
23198 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
23199 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
23201 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
23203 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
23205 (vect_analyze_scalar_cycles): Fix indentation.
23206 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
23207 (vect_mark_relevant): Include phis in relevance analysis.
23209 * tree-vect-transform.c (vect_transform_loop): Add an assert.
23211 2007-04-18 Anatoly Sokolov <aesok@post.ru>
23213 * config/avr/avr.c (ptrreg_to_str): Replace error() with
23214 output_operand_lossage().
23216 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
23218 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
23219 the unused code for reduction without adjust-in-epilog to simplify the
23222 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
23224 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
23225 (S390_TDC_NEGATIVE_ZERO): New constant.
23226 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
23227 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
23228 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
23229 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
23230 (S390_TDC_POSITIVE_INFINITY): New constant.
23231 (S390_TDC_NEGATIVE_INFINITY): New constant.
23232 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
23233 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
23234 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
23235 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
23236 (S390_TDC_INFINITY): New constant.
23237 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
23238 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
23239 optimization for UNSPEC_CCZ_TO_INT.
23240 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
23241 ("*ccz_to_int"): New insn.
23242 ("isinf<mode>2"): New insn.
23243 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
23244 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
23245 (UNSPEC_CCZ_TO_INT): New constant.
23247 2007-04-18 Richard Guenther <rguenther@suse.de>
23249 PR tree-optimization/19431
23250 PR tree-optimization/21463
23251 * tree-pass.h (pass_phiprop): Declare.
23252 * passes.c (init_optimization_passes): New phiprop pass.
23253 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
23254 (phivn_valid_p): New helper function.
23255 (phiprop_insert_phi): Likewise.
23256 (propagate_with_phi): Likewise.
23257 (tree_ssa_phiprop): New propagator propagating loads
23258 through phi nodes if profitable.
23260 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
23262 * tree-vect-analyze.c (process_use): New function.
23263 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
23264 Check phis in all bbs.
23265 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
23268 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
23270 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
23273 2007-04-17 Anatoly Sokolov <aesok@post.ru>
23276 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
23279 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
23281 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
23283 (sse_vmmulv4sf3): Likewise.
23284 (sse2_vmaddv2df3): Likewise.
23285 (sse2_vmmulv2df3): Likewise.
23287 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
23289 PR rtl-optimization/31360
23290 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
23291 (target_reg_cost): New.
23292 (init_set_costs): Initialize target_reg_cost. Add comments
23293 regarding the rationale of the costs.
23294 (global_cost_for_size): Renamed to...
23295 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
23296 of register pressure.
23297 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
23298 estimate_reg_pressure_cost. Add number of ivs.
23299 (determine_set_costs): Dump target_reg_cost.
23300 * loop-invariant.c (gain_for_invariant): Use
23301 estimate_reg_pressure_cost. Removed n_inv_uses argument.
23302 (best_gain_for_invariant, find_invariants_to_move): Remove
23304 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
23305 (target_reg_cost): Declare.
23306 (global_cost_for_size): Declaration removed.
23307 (estimate_reg_pressure_cost): Declare.
23309 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
23311 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
23312 regnos into even/odd register pairs.
23313 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
23314 TDmode similar to the other floating point modes.
23315 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
23316 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
23318 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
23319 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
23320 (movdd_hardfloat64): Use TARGET_MFPGPR.
23322 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
23324 * reload1.c (delete_output_reload): Don't count output in n_inherited.
23327 2005-01-05 Richard Henderson <rth@redhat.com>
23329 * reload1.c (do_input_reload): Restrict the optimization deleteing
23330 a previous output reload to RELOAD_FOR_INPUT.
23332 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
23334 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
23335 induc_vec_info_type.
23336 (vectorizable_induction): New function declaration.
23337 * tree-vect-transform.c (get_initial_def_for_induction): No need to
23338 check if already vectorized. Find first place in BB where new stmts
23339 can be inserted. Takes only one argument.
23340 (vectorizable_induction): New function.
23341 (vect_transform_stmt): Add case for induc_vec_info_type to call
23342 vectorizable_induction.
23343 (vect_transform_loop): Consider phis for vectorization.
23344 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
23346 (analyze_operations): Call vectorizable_induction when analyzing phis.
23348 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
23349 (vect_mark_relevant): Include phis in relevance analysis.
23350 (vect_mark_stmts_to_be_vectorize): Likewise.
23351 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
23353 2007-04-16 Lawrence Crowl <crowl@google.com>
23355 * doc/invoke.texi (Debugging Options): Add documentation for the
23356 -femit-struct-debug options -femit-struct-debug-baseonly,
23357 -femit-struct-debug-reduced, and
23358 -femit-struct-debug-detailed[=...].
23360 * c-opts.c (c_common_handle_option): Add
23361 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
23362 and OPT_femit_struct_debug_detailed_.
23363 * c.opt: Add specifications for
23364 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
23365 and -femit-struct-debug-detailed[=...].
23366 * opts.c (set_struct_debug_option): Parse the
23367 -femit-struct-debug-... options.
23368 * opts.c (matches_main_base, main_input_basename,
23369 main_input_baselength, base_of_path, matches_main_base): Add
23370 variables and functions to compare header base name to compilation
23372 * opts.c (should_emit_struct_debug): Add to determine to emit a
23373 structure based on the option.
23374 (dump_struct_debug) Also disabled function to debug this
23376 * opts.c (handle_options): Save the base name of the
23379 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
23380 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
23381 This hook indicates if a type is generic. Set it by default
23382 to "never generic".
23383 * langhooks.h (struct lang_hooks_for_types): Add a new hook
23384 to determine if a struct type is generic or not.
23385 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
23386 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
23387 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
23388 with live C++ hook.
23390 * flags.h (enum debug_info_usage): Add an enumeration to describe
23391 a program's use of a structure type.
23392 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
23393 to indicate the program's usage of the type. Filter structs based
23394 on the -femit-struct-debug-... specification.
23395 (gen_type_die): Split into two routines, gen_type_die and
23396 gen_type_die_with_usage. gen_type_die is now a wrapper
23397 that assumes direct usage.
23398 (gen_type_die_with_usage): Replace calls to gen_type_die
23399 with gen_type_die_with_usage adding the program usage of
23400 the referenced type.
23401 (dwarf2out_imported_module_or_decl): Suppress struct debug
23402 information using should_emit_struct_debug when appropriate.
23404 2007-04-16 Ian Lance Taylor <iant@google.com>
23406 PR tree-optimization/31522
23407 * tree-vrp.c (vr_phi_edge_counts): New static variable.
23408 (vrp_initialize): Allocate vr_phi_edge_counts.
23409 (vrp_visit_phi_node): Don't push to infinity if we saw a new
23410 executable edge. Drop test for all constants.
23411 (vrp_finalize): Free vrp_phi_edge_counts.
23413 * doc/cpp.texi (Common Predefined Macros): Clarify description of
23414 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
23416 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
23417 predecessors at head rather than tail.
23419 2007-04-16 Matthias Klose <doko@debian.org>
23421 * config/alpha/linux.h (CPP_SPEC): Define.
23422 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
23424 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
23426 * function.h: Remove sequence_stack extern declaration.
23428 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
23430 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
23432 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
23435 2007-04-16 Anatoly Sokolov <aesok@post.ru>
23437 * config/avr/avr.c (avr_arch_types): Rearranging array.
23438 (enum avr_arch): Add.
23439 (avr_mcu_types): Use avr_arch enumeration constants instead of
23441 * config/avr/avr.h (LINK_SPEC): Simplify.
23443 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
23445 * config/m68k/m68k.c (m68k_libcall_value,
23446 m68k_function_value): Use macros for register names more.
23448 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
23450 (M68K_REGNAME): Use A6_REG.
23451 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
23453 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
23455 PR middle-end/28071
23456 * sched-int.h (struct deps): Split field 'pending_lists_length' into
23457 'pending_read_list_length' and 'pending_write_list_length'. Update
23459 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
23460 to handle two length counters instead of one. Update all uses.
23461 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
23462 two length counters instead of one.
23463 * sched-rgn.c (propagate_deps): Update to handle two length counters
23466 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
23469 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
23470 copy of source, pass it to ix86_expand_vector_set and return
23473 2007-04-16 David Ung <davidu@mips.com>
23474 Joseph Myers <joseph@codesourcery.com>
23476 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
23477 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
23478 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
23479 Add 74K processor information.
23480 * config/mips/mips.md: Include 74k.md.
23481 (cpu): Add 74kc,74kf,74kx.
23482 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
23483 * config/mips/74k.md: New.
23484 * doc/invoke.texi (MIPS Options): Document 74K support.
23486 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
23488 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
23489 vectorizable_* functions.
23490 * tree-vect-transform.c (vectorizable_call): Add check for
23491 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
23492 (vectorizable_store): likewise.
23493 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
23495 (vectorizable_operation, vectorizable_type_demotion): Likewise.
23496 (vectorizable_type_promotion, vectorizable_load): Likewise.
23497 (vectorizable_live_operation, vectorizable_condition): Likewise.
23498 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
23500 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
23502 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
23504 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
23505 register numbers more.
23506 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
23507 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
23508 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
23509 FUNCTION_VALUE_REGNO_P): Likewise.
23510 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
23511 STATIC_CHAIN_REGNUM): Likewise.
23512 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
23513 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
23514 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
23515 * config/m68k/m68k.md (FP_REG): New.
23517 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
23519 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
23522 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
23524 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
23525 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
23528 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23530 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
23533 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
23536 * c-decl.c (finish_decl): Grab the type of the decl after the call
23537 to store_init_value.
23539 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
23541 * common.opt (fforward-propagate): Fix "Optimization" annotation.
23543 2007-04-14 Jakub Jelinek <jakub@redhat.com>
23546 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
23547 dominators, post dominators and cleanup cfg before returning.
23549 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
23551 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
23552 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
23554 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
23556 * config.gcc: Recognize fido.
23557 * config/m68k/m68k-devices.def (fidoa): New.
23558 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
23560 (FL_FIDOA, TARGET_FIDOA): New.
23561 * config/m68k/m68k.opt (mfidoa): New.
23563 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23565 PR middle-end/31322
23566 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
23567 when a personality function is used.
23569 2007-04-13 Bob Wilson <bob.wilson@acm.org>
23571 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
23573 2007-04-13 Mike Stump <mrs@apple.com>
23575 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
23577 * config/darwin.opt (fapple-kext): Make C++ only.
23578 * config/darwin.c (darwin_override_options): Remove code to ensure
23579 -fapple-kext is given for C++ only.
23581 2007-04-13 Richard Sandiford <richard@codesourcery.com>
23583 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
23584 * config/mips/mips.c (override_options): Call
23585 SUBTARGET_OVERRIDE_OPTIONS, if defined.
23587 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
23589 * config/i386/i386.opt (msvr3-shlib): Removed.
23591 * doc/invoke.texi: Remove -msvr3-shlib.
23593 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
23595 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
23596 with "popcnt" instruction.
23598 2007-04-13 Richard Guenther <rguenther@suse.de>
23600 PR tree-optimization/21258
23601 * tree-vrp.c (compare_case_labels): New helper.
23602 (find_switch_asserts): New function.
23603 (find_assert_locations): Call it for SWITCH_EXPRs.
23605 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
23607 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
23608 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
23609 check is now implied in X87_FLOAT_MODE_P.
23610 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
23611 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
23612 (fix_trunc<mode>_i386_fisttp): Ditto.
23613 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
23614 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
23615 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
23616 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
23617 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
23618 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
23619 (unnamed_splitters): Ditto.
23620 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
23621 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
23622 FIRST_SSE_REG for local functions when SSE math is enabled or
23623 for functions with sseregparm attribute.
23624 (standard_80387_constant_p): Return -1 if mode is not
23626 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
23627 (ix86_expand_compare): Ditto.
23628 (ix86_expand_carry_flag_compare): Ditto.
23629 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
23630 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
23631 DECIMAL_FLOAT_MODE_P.
23632 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
23633 of SCALAR_FLOAT_MODE_P.
23634 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
23635 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
23636 checks before FLOAT_MODE_P.
23637 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
23638 before FLOAT_MODE_P.
23643 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
23645 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
23646 Charles Wilson <libtool@cwilson.fastmail.fm>
23648 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
23649 (libgcc.mvars): Don't depend on them.
23650 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
23651 * exec-tool.in: New.
23653 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
23655 * doc/invoke.text (--help): Document --help=common.
23657 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
23659 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
23661 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23663 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
23664 * genemit.c (main): Emit #include "integrate.h".
23665 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
23666 (LOADGP_RTP): New mips_loadgp_style.
23667 * config/mips/mips.h: Include config/vxworks-dummy.h.
23668 (TARGET_RTP_PIC): New macro.
23669 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
23670 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
23671 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
23672 for TARGET_RTP_PIC.
23673 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
23674 -mvxworks-pic when using -mrtp and a PIC option.
23675 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
23677 (mips_symbolic_constant_p, mips_symbolic_address_p)
23678 (mips_symbol_insns): Handle SYMBOL_HALF.
23679 (override_options): Warn about -G and -mrtp being used together.
23680 Initialize mips_lo_relocs[SYMBOL_HALF].
23681 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
23682 (mips_emit_loadgp): Handle LOADGP_RTP.
23683 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
23684 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
23685 (tablejump): Handle function-relative case table entries if
23687 * config/mips/predicates.md (symbol_ref_operand): New predicate.
23689 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23691 * config/mips/mips.md (load_call<mode>): Allow any general register.
23693 (sibcall_value_internal, sibcall_value_multiple_internal)
23694 (call_value_internal, call_value_split, call_value_multiple_internal)
23695 (call_value_multiple_split): Remove constraints from operand 0.
23697 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23699 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
23700 rather than loadgp_noshared.
23701 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
23702 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
23704 * config/mips/mips.md (loadgp): Rename to...
23705 (loadgp_newabi): ...this.
23706 (loadgp_noshared): Rename to...
23707 (loadgp_absolute): ...this.
23709 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23711 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
23712 false for locally-binding symbols.
23713 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
23715 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23717 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
23718 (SYMBOL_GOT_PAGE_OFST): ...this.
23719 (SYMBOL_GOT_GLOBAL): Rename to...
23720 (SYMBOL_GOT_DISP): ...this.
23721 (SYMBOL_GOTOFF_GLOBAL): Rename to...
23722 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
23723 * config/mips/mips.c (mips_global_symbol_p): New function.
23724 (mips_symbol_binds_local_p): Likewise.
23725 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
23726 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
23727 mips_global_symbol_p and mips_symbol_binds_local_p.
23728 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
23729 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
23730 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
23731 SYMBOL_GOTOFF_DISP.
23732 (mips_ok_for_lazy_binding_p): New function.
23733 (mips_load_call_address, mips_expand_call): Use it.
23734 (mips_dangerous_for_la25_p): Likewise.
23735 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
23736 (*got_disp<mode>): Use got_disp_operand instead of
23737 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
23738 SYMBOL_GOTOFF_GLOBAL.
23739 (*got_page<mode>): Use got_page_ofst_operand instead of
23741 * config/mips/predicates.md (const_call_insn_operand): Use
23742 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
23743 (global_got_operand): Rename to...
23744 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
23746 (local_got_operand): Rename to...
23747 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
23748 of SYMBOL_GOT_LOCAL.
23750 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23752 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
23753 TARGET_CALL_CLOBBERED_GP.
23754 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23755 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
23756 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
23757 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
23758 of TARGET_ABICALLS && !TARGET_NEWABI.
23759 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23760 * config/mips/mips.c (mips_load_call_address): Check
23761 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
23762 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23763 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
23764 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
23765 TARGET_ABICALLS && TARGET_NEWABI.
23766 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
23768 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
23769 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
23770 TARGET_ABICALLS && TARGET_NEWABI.
23771 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
23772 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
23773 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
23774 whether indirect calls must use $25.
23775 (mips_extra_live_on_entry): Check TARGET_GOT instead of
23777 * config/mips/mips.md (jal_macro): Check flag_pic and
23778 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
23779 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
23780 instead of TARGET_ABICALLS.
23781 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
23782 TARGET_ABICALLS && TARGET_OLDABI.
23783 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23784 (sibcall): In the comment above the define_insn, mention
23785 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
23786 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
23787 instead of TARGET_ABICALLS.
23789 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
23791 * doc/md.texi (Blackfin family constraints): Document PA and PB.
23792 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
23793 (MACFLAGS_MATCH_P): New macro.
23794 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
23795 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
23796 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
23797 the other MACFLAG constants.
23798 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
23799 (flag_machi): Tighten constraints. Renumber some of the operands.
23800 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
23802 (flag_machi_parts_acconly): New pattern.
23803 (flag_macinithi): Tighten constraints. Allow any accumulator to be
23805 (flag_macinit1hi): Tighten constraints.
23806 (flag_mul_macv2hi_parts_acconly): New pattern.
23808 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
23809 Use a more efficient implementation.
23810 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
23811 inline sequences when not optimizing for size.
23813 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
23814 movhi_high2low): Delete, merge functionality into...
23815 (packv2hi): ... this pattern.
23817 2007-02-11 Jie Zhang <jie.zhang@analog.com>
23818 * config/bfin/bfin.opt (msim): New option.
23819 (mcpu=): New option.
23820 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
23821 (bfin_cpu_t): Typedef of enum bfin_cpu.
23822 (bfin_cpu_type): New declaration.
23823 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
23824 -msim and -mcpu= options.
23825 (LIB_SPEC): Likewise.
23826 * config/bfin/bfin.c (bfin_cpu_type): Define.
23827 (bfin_handle_option): Handle -mcpu= option.
23828 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
23829 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
23830 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
23832 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23834 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
23835 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
23836 (powerpc-wrs-vxworksae): Use ${tm_file}.
23837 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
23838 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
23839 * config/i386/vx-common.h: New file.
23841 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23843 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
23846 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
23848 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
23851 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
23855 * c-common.c (c_build_qualified_type): Set canonical type
23858 2007-04-12 Richard Guenther <rguenther@suse.de>
23860 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
23861 lower bound and element size if lower bound is not zero
23862 or either of the ARRAY_REF operands is set.
23864 2007-04-12 Richard Guenther <rguenther@suse.de>
23866 PR tree-optimization/24689
23867 PR tree-optimization/31307
23868 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
23870 * gimplify.c (canonicalize_addr_expr): To be consistent with
23871 gimplify_compound_lval only set operands two and three of
23872 ARRAY_REFs if they are not gimple_min_invariant. This makes
23873 it never at this place.
23874 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
23876 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23878 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
23879 null before emitting a .nsubspa directive.
23881 2007-04-11 Diego Novillo <dnovillo@redhat.com>
23883 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
23884 need_to_partition_p if there are no memory statements in the
23887 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23889 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
23890 (gcd_of_steps_may_divide_p): New function.
23891 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
23893 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
23895 * reload.c (find_reloads_toplev, find_reloads_address,
23896 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
23897 not a pointer equality test, to decide if we need to call
23898 push_reg_equiv_alt_mem.
23900 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
23902 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
23903 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
23905 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
23907 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23909 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
23910 vector to be positive.
23912 2007-04-11 Diego Novillo <dnovillo@redhat.com>
23916 * doc/invoke.texi: Document --params max-aliased-vops and
23918 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
23919 debug_memory_partitions): Move to tree-flow.h
23920 * params.h (AVG_ALIASED_VOPS): Define.
23921 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
23923 (mp_info_t): Likewise.
23924 (get_mem_sym_stats_for): New.
23925 (set_memory_partition): Move from tree-flow-inline.h.
23926 (mark_non_addressable): Only clear the set of symbols for the
23927 partition if it exists.
23928 (dump_memory_partitions): Move from tree-ssa-operands.c
23929 (debug_memory_partitions): Likewise.
23930 (need_to_partition_p): New.
23931 (dump_mem_ref_stats): New.
23932 (debug_mem_ref_stats): New.
23933 (dump_mem_sym_stats): New.
23934 (debug_mem_sym_stats): New.
23935 (update_mem_sym_stats_from_stmt): New.
23936 (compare_mp_info_entries): New.
23937 (mp_info_cmp): Call it.
23938 (sort_mp_info): Change argument to a list of mem_sym_stats_t
23940 (get_mpt_for): Move from tree-ssa-operands.c.
23941 (find_partition_for): New.
23942 (create_partition_for): Remove.
23943 (estimate_vop_reduction): New.
23944 (update_reference_counts): New.
23945 (build_mp_info): New.
23946 (compute_memory_partitions): Refactor.
23947 Document new heuristic.
23948 Call build_mp_info, update_reference_counts,
23949 find_partition_for and estimate_vop_reduction.
23950 (compute_may_aliases): Populate virtual operands before
23951 calling debugging dumps.
23952 (delete_mem_sym_stats): New.
23953 (delete_mem_ref_stats): New.
23954 (init_mem_ref_stats): New.
23955 (init_alias_info): Call it.
23956 (maybe_create_global_var): Remove alias_info argument.
23957 Get number of call sites and number of pure/const call sites
23958 from gimple_mem_ref_stats().
23959 (dump_alias_info): Call dump_memory_partitions first.
23960 (dump_points_to_info_for): Show how many times a pointer has
23962 * opts.c (decode_options): For -O2 set --param
23963 max-aliased-vops to 500.
23964 For -O3 set --param max-aliased-vops to 1000 and --param
23965 avg-aliased-vops to 3.
23966 * fortran/options.c (gfc_init_options): Remove assignment to
23968 * tree-flow-inline.h (gimple_mem_ref_stats): New.
23969 * tree-dfa.c (dump_variable): Dump memory reference
23971 Dump NO_ALIAS* settings.
23972 (referenced_var_lookup): Tidy.
23973 (mem_sym_stats): New.
23974 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
23975 and ORIG are different SSA names for a memory partition.
23976 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
23977 * tree-flow.h (struct mem_sym_stats_d): Define.
23978 (mem_sym_stats_t): Define.
23979 (struct mem_ref_stats_d): Define.
23980 (struct gimple_df): Add field mem_ref_stats.
23981 (enum noalias_state): Define.
23982 (struct var_ann_d): Add bitfield noalias_state.
23983 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
23984 debug_mem_ref_stats, debug_memory_partitions,
23985 debug_mem_sym_stats): Declare.
23986 * tree-ssa-structalias.c (update_alias_info): Update call
23987 sites, pure/const call sites and asm sites in structure
23988 returned by gimple_mem_ref_stats.
23989 Remove local variable IS_POTENTIAL_DEREF.
23990 Increase NUM_DEREFS if the memory expression is a potential
23992 Call update_mem_sym_stats_from_stmt.
23993 If the memory references memory, call
23994 update_mem_sym_stats_from_stmt for all the direct memory
23995 symbol references found.
23996 (intra_create_variable_infos): Set noalias_state field for
23997 pointer arguments according to the value of
23998 flag_argument_noalias.
23999 * tree-ssa-structalias.h (struct alias_info): Remove fields
24000 num_calls_found and num_pure_const_calls_found.
24001 (update_mem_sym_stats_from_stmt): Declare.
24002 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
24003 Set default value to 100.
24004 (PARAM_AVG_ALIASED_VOPS): Define.
24006 2007-04-11 Richard Guenther <rguenther@suse.de>
24008 PR middle-end/31530
24009 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
24010 a * -b + c as c - a * b if we honor sign dependent rounding.
24012 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
24014 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
24015 bfin_expand_strmov.
24016 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
24017 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
24019 (initialize_trampoline): Don't use old-style function definition.
24020 (bfin_secondary_reload): Mark IN_P argument as unused.
24022 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
24024 PR tree-optimization/31343
24025 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
24026 (build_polynomial_chrec): Return a scalar when the evolution is zero.
24027 * testsuite/gcc.dg/vect/pr31343.c: New.
24029 2007-04-10 Eric Christopher <echristo@apple.com>
24031 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
24032 * config/i386/i386.md (*cmpfp0): Use.
24033 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
24034 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
24035 (fix_trunc<mode>_i386_fisttp): Ditto.
24036 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
24037 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
24038 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
24039 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
24040 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
24041 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
24042 (unnamed_splitters): Ditto.
24043 * config/i386/i386.c (output_fix_trunc): Assert that
24044 we're not being passed a TFmode operand.
24046 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
24048 PR tree-optimization/31526
24049 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
24050 n_basic_blocks to find newly added blocks.
24052 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
24054 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
24056 (fix_trunc<mode>si_sse): Ditto.
24057 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
24058 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
24059 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
24060 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
24061 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
24062 expander using SSEMODEF mode macro.
24063 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
24064 expander using SSEMODEF mode macro.
24065 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
24066 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
24067 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
24068 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
24069 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
24070 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
24071 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
24072 Macroize insn using X87MODEF mode macro.
24074 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
24076 * config/i386/sse.md (sse2_pinsrw): Removed.
24077 (sse2_pextrw): Renamed to ...
24078 (*sse2_pextrw): This.
24080 2007-04-09 Jan Hubicka <jh@suse.cz>
24083 * config/i386/sse.md
24084 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
24085 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
24086 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
24087 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
24089 2007-04-09 Jan Hubicka <jh@suse.cz>
24091 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
24092 multiple fields of union.
24094 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
24096 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
24097 (create_preheaders): Check that loops are available.
24098 (fix_loop_structure): Clean up, improve comments.
24099 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
24100 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
24102 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
24103 * predict.c (tree_estimate_probability): Do not call
24104 calculate_dominance_info. Call create_preheaders.
24105 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
24106 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
24108 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
24109 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
24110 * tree-cfg.c (tree_split_edge): Make an assert more precise.
24111 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
24114 2007-04-08 Jan Hubicka <jh@suse.cz>
24116 * tree.h (maybe_fold_offset_to_component_ref): Declare.
24117 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
24118 * fold-const.c (fold_unary): Use it.
24120 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
24122 * varasm.c (assemble_variable): Remove call to
24123 lang_hooks.decls.prepare_assemble_variable.
24124 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
24125 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
24126 * langhooks.h (lang_hooks_for_decls): Remove
24127 prepare_assemble_variable.
24129 2007-04-08 Mike Stump <mrs@apple.com>
24131 * config/i386/i386.c: Use inc/dec on Core2.
24133 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
24135 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
24136 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
24137 lhd_tree_inlining_end_inlining): Remove.
24138 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
24139 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
24140 end_inlining hooks.
24141 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
24142 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
24143 lhd_tree_inlining_end_inlining): Remove prototypes.
24144 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
24145 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
24146 LANG_HOOKS_TREE_INLINING_START_INLINING,
24147 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
24149 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
24152 2007-04-08 Anatoly Sokolov <aesok@post.ru>
24155 * config/avr/predicates.md (io_address_operand): Delete predicate.
24156 (low_io_address_operand): Don't use 'mode' argument.
24157 (higth_io_address_operand): Rename ...
24158 (high_io_address_operand): ... to this. Don't use 'mode' argument.
24159 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
24162 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
24164 Revert change removing staticp.
24166 2007-04-07 Anatoly Sokolov <aesok@post.ru>
24169 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
24172 2007-04-07 Bruce Korb <bkorb@gnu.org>
24174 * c.opt: Add -Wformat-contains-nul.
24175 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
24177 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
24178 the NUL byte warning.
24180 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
24182 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
24184 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
24186 * tree.c (staticp): No longer use staticp langhook.
24187 * langhooks.c (lhd_staticp): Removed.
24188 * langhooks.h (struct lang_hooks): Remove staticp.
24189 * c-common.c (c_staticp): Remove.
24190 * c-common.h (c_staticp): Ditto.
24191 * langhooks-defs.h (lhd_staticp): Ditto.
24192 (LHD_HOOKS_STATICP): Ditto
24193 * tree.h (gcc_assert_lowered): New macro.
24195 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
24197 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
24198 argument "reliable".
24199 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
24200 Add argument "reliable". Propagate it through calls.
24201 (infer_loop_bounds_from_undefined): Derive number of iterations
24202 estimates from references in blocks that do not dominate loop latch.
24203 (gcov_type_to_double_int): New function.
24204 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
24205 and expected_loop_iterations_unbounded.
24206 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
24207 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
24208 * tree-data-ref.c (estimated_loop_iterations): Export.
24209 (get_references_in_stmt): Fix -- do not return addresses of local
24211 * cfgloop.h (expected_loop_iterations_unbounded,
24212 estimated_loop_iterations): Declare.
24214 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
24216 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
24218 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
24220 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
24221 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
24222 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
24223 Use output_387_reg_move().
24224 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
24225 expander using X87MODEF12 mode macro.
24226 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
24227 choosing register preferences. Use output_387_reg_move().
24228 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
24229 instead of "x". Use output_387_reg_move().
24230 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
24231 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
24232 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
24233 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
24234 Use output_387_reg_move().
24235 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
24237 (*truncxf?f_i387 splitter): Ditto.
24239 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
24241 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
24242 LANG_HOOKS_SAFE_FROM_P.
24243 * expr.c (safe_from_p): Remove langhook call.
24244 * langhooks.h (lang_hooks): Remove safe_from_p.
24245 (lhd_safe_from_p): Remove prototype.
24246 * langhooks.c (lhd_safe_from_p): Remove.
24248 2007-04-06 Jan Hubicka <jh@suse.cz>
24250 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
24253 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
24255 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
24256 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
24257 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
24258 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
24260 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
24261 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
24263 2007-04-05 Richard Henderson <rth@redhat.com>
24265 * config/alpha/alpha.c (print_operand) [+]: Remove.
24266 (alpha_end_function): Print nop if call at end of function.
24267 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
24268 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
24269 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
24270 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
24271 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
24272 the call pattern. Update peepholes to match.
24274 2007-04-05 Janis Johnson <janis187@us.ibm.com>
24276 * doc/extend.texi (Other Builtins): Add decimal float variants
24278 * builtins.def: Ditto.
24279 * builtins.c (expand_builtin): Ditto.
24281 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
24282 H.J. Lu <hongjiu.lu@intel.com>
24285 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
24286 of V8HImode when calling ix86_binary_operator_ok.
24287 (sse2_pmaddwd): Call ix86_binary_operator_ok.
24288 (sdot_prodv8hi): Operands 1 and 2 must be register.
24290 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
24292 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
24293 initialize align to silence bogus warning.
24295 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
24297 PR middle-end/22156
24298 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
24300 (struct sra_walk_fns): Remove use_all parameter from use.
24301 (sra_hash_tree): Handle BIT_FIELD_REFs.
24302 (sra_elt_hash): Don't hash bitfld blocks.
24303 (sra_elt_eq): Skip them in parent compares as well. Handle
24305 (sra_walk_expr): Don't maintain or pass down use_all_p.
24306 (scan_use): Remove use_all parameter.
24307 (scalarize_use): Likewise. Re-expand assignment to
24308 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
24309 output, and re-scalarize after output. Don't mark anything
24311 (scalarize_ldst): Adjust.
24312 (scalarize_walk_gimple_modify_statement): Likewise.
24313 (build_element_name_1): Handle BIT_FIELD_REFs.
24314 (instantiate_element): Don't warn for any element whose parent
24315 is used as a whole.
24316 (instantiate_missing_elements_1): Return the sra_elt.
24317 (canon_type_for_field): New.
24318 (try_instantiate_multiple_fields): New.
24319 (instantiate_missing_elemnts): Use them.
24320 (mark_no_warning): Removed.
24321 (generate_one_element_ref): Handle BIT_FIELD_REFs.
24322 (REPLDUP, sra_build_elt_assignment): New.
24323 (generate_copy_inout): Use them.
24324 (generate_element_copy): Likewise. Handle bitfld differences.
24325 (generate_element_zero): Don't recurse for blocks. Use
24326 sra_build_elt_assignment.
24327 (generate_one_element_int): Take elt instead of var. Use
24328 sra_build_elt_assignment.
24329 (generate_element_init_1): Adjust.
24330 (scalarize_use, scalarize_copy): Use REPLDUP.
24331 (scalarize_ldst): Move assert before dereference.
24332 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
24334 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
24336 * regmove.c: Fix unused variable warnings due to previous commit.
24338 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
24340 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
24341 (regmove_bb_head): Remove.
24342 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
24343 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
24344 problems with fixup_match_1.
24345 Don't initialize/free regmove_bb_head.
24347 (reg_is_remote_constant_p): If an insn is in the same basic block
24348 but not before INSN, consider it remote, too.
24350 2007-04-05 Anatoly Sokolov <aesok@post.ru>
24353 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
24354 DECL_ASSEMBLER_NAME, not the DECL_NAME.
24356 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
24358 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
24359 (CONDITIONAL_REGISTER_USAGE): Likewise.
24361 2007-04-04 Richard Henderson <rth@redhat.com>
24363 * config/alpha/lib1funcs.asm: Remove unused file.
24365 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
24368 * opts.c (print_specific_help): Fix --help=<language>
24370 (common_handle_option): Support --help=common.
24372 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
24375 * gcc.c (main): Do not run the linker if
24376 print_subprocess_help indicates that it shouldn't be
24379 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
24382 * doc/invoke.texi (--help=): Document <languages> value, fix
24383 formatting in tables of values.
24385 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
24387 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
24388 dllimport attribute of virtual methods.
24390 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
24392 * config/score/crti.asm: Change _bss_start to __bss_start.
24393 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
24394 (OUTGOING_REG_PARM_STACK_SPACE) update.
24395 * config/score/score.opt: add options to make backend support
24396 score5, score5u, score7 and score7d.
24397 * config/score/score.md: Likewise.
24398 * config/score/misc.md: Likewise.
24399 * config/score/mac.md: Likewise.
24400 * doc/invoke.texi: Likewise.
24401 * doc/md.texi: update constraints define.
24403 2007-04-03 Richard Henderson <rth@redhat.com>
24405 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
24406 an appropriate type, use the mode instead.
24408 2007-04-03 Richard Sandiford <richard@codesourcery.com>
24410 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
24411 Set the default --with-arch setting to mips2.
24412 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
24413 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
24414 (MULTILIB_OSDIRNAMES): Delete.
24415 (MULTILIB_DIRNAMES): Define.
24416 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
24417 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
24418 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
24419 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
24420 VXWORKS_OS_CPP_BUILTINS.
24421 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
24422 (MIPS_DEBUGGING_INFO): Undefine.
24423 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
24425 2007-04-03 Jakub Jelinek <jakub@redhat.com>
24427 PR middle-end/30704
24428 * fold-const.c (native_encode_real): Encode real.c provided longs
24429 as a series of 32-bit native integers.
24430 (native_interpret_real): Interpret buffer as a series of 32-bit
24433 2007-04-03 Richard Guenther <rguenther@suse.de>
24435 * genpreds.c (write_insn_constraint_len): Write function
24436 optimized for CONSTRAINT_LEN implementation.
24437 (write_tm_preds_h): Output insn_constraint_len inline and
24438 use it for CONSTRAINT_LEN.
24439 (write_insn_preds_c): Don't output insn_constraint_len.
24440 * doc/md.texi (define_register_constraint): Document multi-letter
24441 constraints shall have the same length if they start with the same
24444 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
24447 * config/i386/i386.md (isinf<mode>2): Expand only when
24448 TARGET_C99_FUNCTIONS is set.
24450 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
24452 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
24453 (x86_64-*-linux*): Ditto.
24454 * config/i386/i386.opt (mpc): New option.
24455 * config/i386/i386.c (overrride_options): Handle
24456 ix87_precision_string.
24457 * config/i386/crtprec.c: New file.
24458 * config/i386/t-crtpc: Ditto.
24459 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
24460 and -mpc80 options.
24461 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
24462 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
24463 crtprec32.o, crtprec64.o and crtprec80.o.
24465 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
24466 and -mpc80 options.
24467 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
24469 2007-04-02 Eric Christopher <echristo@apple.com>
24471 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
24472 limitations on darwin.
24474 2007-04-02 Anatoly Sokolov <aesok@post.ru>
24477 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
24479 2007-04-02 Dave Korn <dave.korn@artimi.com>
24481 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
24483 2007-04-02 Dave Korn <dave.korn@artimi.com>
24485 * libgcc2.h (exception_descriptor): Don't forward-declare.
24486 (__get_eh_table_language, __get_eh_table_version): Delete
24487 prototypes of long-dead functions.
24489 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
24491 * ebitmap.h: New file
24492 * ebitmap.c: New file
24493 * Makefile.in (ebitmap.o): New target.
24495 2007-04-01 Jan Hubicka <jh@suse.cz>
24497 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
24498 before very first instruction.
24500 2007-04-01 Jan Hubicka <jh@suse.cz>
24502 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
24503 waring on 64bit hosts.
24504 * bitmap.h: Fix typo in bitmap_head_def.
24506 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
24508 PR rtl-optimization/31391
24509 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
24510 into a DELETED_LABEL note, and the label is in an empty basic
24511 block, update BB_END as well as BB_HEAD.
24513 2007-04-01 Richard Henderson <rth@redhat.com>
24515 PR tree-optimization/31169
24516 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
24517 to varying if the range is outside [0, prec-1].
24519 2007-04-01 Richard Sandiford <richard@codesourcery.com>
24522 * config/mips/mips.md (load_const_gp): New insn.
24523 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
24524 the MIPS16 GP pseudo register if no_new_pseudos.
24525 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
24527 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
24530 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
24532 (call_value): Likewise.
24534 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
24535 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24538 * doc/invoke.texi: (optimization options): Reword description
24539 of -ffast-math. Document its primary purpose.
24541 2007-03-31 Richard Guenther <rguenther@suse.de>
24543 * omp-low.c (splay-tree.h): Include.
24544 (lookup_decl): Replace splay-tree usage by pointer-map.
24545 (maybe_lookup_decl): Likewise.
24546 (new_omp_context): Likewise.
24547 (delete_omp_context): Likewise.
24548 * gimplify.c (splay-tree.h): Include.
24549 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
24551 (remap_ssa_name): Likewise.
24552 (remap_decl): Likewise.
24553 (remap_type_1): Likewise.
24554 (remap_type): Likewise.
24555 (copy_body_r): Likewise.
24556 (expand_call_inline): Likewise.
24557 (clone_body): Likewise.
24558 (copy_tree_r): Likewise.
24559 (remap_save_expr): Likewise.
24560 (unsave_r): Likewise.
24561 (unsave_expr_now): Likewise.
24562 (tree_function_versioning): Likewise.
24563 (build_duplicate_type): Likewise.
24564 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
24565 (struct copy_body_data): Replace splay-tree by pointer-map.
24566 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
24567 not $(SPLAY_TREE_H).
24568 (gimplify.o): Depend on $(SPLAY_TREE_H).
24569 (omp-low.p): Likewise.
24571 2007-03-31 Anatoly Sokolov <aesok@post.ru>
24573 * config/avr/predicates.md (even_register_operand,
24574 odd_register_operand): New predicates.
24575 * config/avr/avr.md (movw peephole2): New.
24576 (movw_r peephole2): New.
24578 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
24580 * tree.h (get_signed_or_unsigned_type): New.
24581 * fold-const.c (operand_equal_for_comparison_p): Use
24582 get_signed_or_unsigned_type instead of
24583 lang_hooks.types.signed_or_unsigned_type.
24584 * expr.c (store_expr): Ditto.
24585 * langhooks.c (get_signed_or_unsigned_type): New.
24586 (lhd_signed_or_unsigned_type): New.
24587 * langhooks.h (lhd_signed_or_unsigned_type): New.
24588 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
24590 2007-03-30 Richard Henderson <rth@redhat.com>
24592 * tree-ssa-loop-ivopts.c: Include target.h.
24593 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
24594 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
24595 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
24596 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
24598 2007-03-30 Richard Henderson <rth@redhat.com>
24599 Kai Tietz <kai.tietz@onevision.com>
24601 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
24602 default for 64-bit.
24603 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
24604 (TARGET_64BIT_MS_ABI): New.
24605 (DBX_REGISTER_NUMBER): Handle 64-bit.
24606 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
24607 (LONG_TYPE_SIZE): Force to 32.
24608 (REG_PARM_STACK_SPACE): New.
24609 (OUTGOING_REG_PARM_STACK_SPACE): New.
24610 (REGPARM_MAX, SSE_REGPARM_MAX): New.
24611 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
24612 (STACK_BOUNDARY): Use 128 for 64-bit.
24613 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
24614 Add 64-bit implementation.
24615 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
24617 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
24618 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
24619 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
24620 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
24621 (ix86_handle_cconv_attribute): Don't warn when ignoring if
24622 TARGET_64BIT_MS_ABI.
24623 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
24624 (ix86_pass_by_reference): Likewise.
24625 (ix86_function_value_regno_p): Likewise.
24626 (ix86_build_builtin_va_list): Likewise.
24627 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
24628 (function_arg_advance_ms_64): New.
24629 (function_arg_advance): Call it.
24630 (function_arg_ms_64): New.
24631 (function_arg): Call it.
24632 (function_value_ms_64): New.
24633 (ix86_function_value_1): Call it.
24634 (return_in_memory_ms_64): New.
24635 (ix86_return_in_memory): Call it.
24636 (setup_incoming_varargs_ms_64): New.
24637 (ix86_setup_incoming_varargs): Call it.
24638 (ix86_expand_prologue): Handle 64-bit stack probing.
24639 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
24640 (output_pic_addr_const): Likewise.
24641 (x86_this_parameter): Likewise.
24642 (x86_output_mi_thunk): Likewise.
24643 (x86_function_profiler): Likewise.
24644 (TARGET_STRICT_ARGUMENT_NAMING): New.
24645 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
24646 (TARGET_64BIT_MS_ABI): New.
24647 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
24648 * config/i386/i386.md (allocate_stack_worker): Remove.
24649 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
24650 describe the clobber of eax without a match_scratch.
24651 (allocate_stack_worker_postreload): Remove.
24652 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
24653 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
24654 (allocate_stack_worker_rex64_postreload): Remove.
24655 (allocate_stack): Handle 64-bit.
24656 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
24657 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
24658 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
24659 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
24660 (STANDARD_STARTFILE_PREFIX_1): Likewise.
24661 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
24662 * config.build (x86_64-*-mingw*): New host.
24663 * config.host (x86_64-*-mingw*): New host.
24664 * config.gcc (x86_64-*-mingw*): New target.
24665 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
24667 2007-03-30 Richard Henderson <rth@redhat.com>
24668 Kai Tietz <kai.tietz@onevision.com>
24670 * c-pragma.c (struct def_pragma_macro_value): New.
24671 (struct def_pragma_macro): New.
24672 (pushed_macro_table): New.
24673 (dpm_hash, dpm_eq): New.
24674 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
24675 (init_pragma): Install them.
24676 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
24678 2007-03-30 Anatoly Sokolov <aesok@post.ru>
24680 * config/avr/avr.c (avr_override_options): Clear
24681 'flag_delete_null_pointer_checks'.
24683 2007-03-30 Paolo Carlini <pcarlini@suse.de>
24686 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
24687 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
24688 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
24689 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
24690 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
24691 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
24692 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
24694 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
24696 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
24698 * regmove.c: Move all of pass_stack_adjustments from here...
24699 * combine-stack-adj.c: ...to this new file.
24700 * Makefile.in: Add rules for combine-stack-adj.o.
24702 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
24704 PR tree-optimization/31383
24705 * tree-data-ref.c (affine_function_equal_p): Do not require the
24706 vectors to have the same length.
24708 2007-03-30 Jan Hubicka <jh@suse.cz>
24710 PR middle-end/30700
24711 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
24712 availablility; add more sanity checking; ask varpool only about
24715 2007-03-29 Richard Henderson <rth@redhat.com>
24717 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
24718 to decide, but __SIZEOF_LONG_LONG__.
24720 2007-03-29 Richard Henderson <rth@redhat.com>
24722 * emutls.c (struct __emutls_array): New.
24723 (emutls_destroy): Use it instead of casting element 0 from void*.
24724 (__emutls_get_address): Likewise.
24726 2007-03-29 Richard Henderson <rth@redhat.com>
24728 * varasm.c (initializer_constant_valid_p): Don't deny
24729 DECL_DLLIMPORT_P on functions.
24731 * config/i386/cygming.h: Remove function declarations.
24732 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
24733 (ASM_OUTPUT_LABELREF): Remove.
24734 (COMMON_ASM_OP): Remove.
24735 (ASM_OUTPUT_COMMON): Remove.
24736 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
24737 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
24738 (ASM_DECLARE_FUNCTION_NAME): Likewise.
24739 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
24740 Rename from TARGET_ENCODE_SECTION_INFO.
24741 * config/i386/netware.h: Likewise.
24742 * config/i386/i386-protos.h: Update.
24743 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
24744 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
24745 (legitimate_constant_p): Reject dllimports.
24746 (dllimport_map, get_dllimport_decl): New.
24747 (legitimize_dllimport_symbol): New.
24748 (legitimize_address, ix86_expand_move): Use it.
24749 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
24750 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
24751 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
24752 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
24753 * config/i386/predicates.md (constant_call_address_operand): Only
24754 accept symbols; reject dllimport_p symbols.
24755 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
24756 i386_pe_maybe_record_exported_symbol.
24757 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
24758 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
24759 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
24760 trust the setting of DECL_DLLIMPORT_P.
24761 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
24762 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
24763 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
24764 tidy the argument scanning loop.
24765 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
24766 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
24767 (i386_pe_strip_name_encoding): Remove.
24768 (i386_pe_binds_local_p): New.
24769 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
24770 (i386_pe_output_labelref): Remove.
24771 (i386_pe_asm_output_aligned_decl_common): New.
24772 (i386_pe_maybe_record_exported_symbol): Rename from
24773 i386_pe_record_exported_symbol; check for dllexported symbols.
24775 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
24777 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
24778 add comment explaining why vsnprintf cannot be used.
24780 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
24782 PR tree-optimization/30666
24783 * tree.c (build_complex_type): When creating type names for DWARF2
24784 debug info, create TYPE_DECLs for TYPE_NAME instead of
24786 (build_common_tree_nodes_2): Use build_complex_type when building
24787 predefined complex types, to preserve canonical types.
24789 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
24791 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
24792 (noce_get_alt_condition): Look at it to determine whether to
24793 reverse the condition or not.
24794 (noce_get_condition): Substitute the truth for lies.
24795 (noce_find_if_block): Set the then_else_reversed field.
24797 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
24799 * config/fr30/fr30.md (movdi): Do not accept immediates as the
24800 destination of this insn.
24801 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
24802 than calling gen_rtx_SET directly. Use r0 to hold the value of
24803 'address + 4' rather than a stack based temporary which can be
24804 mis-optimized away.
24806 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
24808 * config/s390/s390.c (s390_secondary_input_reload_class,
24809 s390_secondary_output_reload_class): Functions removed.
24810 (s390_secondary_reload): New function.
24811 (TARGET_SECONDARY_RELOAD): Target macro defined.
24812 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
24813 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
24814 * config/s390/s390.md ("reload_outti", "reload_outdi",
24815 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
24816 "reload_out<mode>"): Expanders removed.
24817 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
24818 "reload<mode>_nonoffmem_out"): Expanders added.
24820 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
24822 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
24823 action if SRC->DEST replacement failed anyway.
24825 2007-03-28 Mike Stump <mrs@apple.com>
24827 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
24828 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
24829 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
24831 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24833 * config.gcc: Accept barcelona as a variant of amdfam10.
24834 * config/i386/i386.c (override_options): Likewise.
24835 * doc/invoke.texi: Likewise.
24837 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
24839 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
24840 offsets for BIT_FIELD_REF and COMPONENT_REF.
24842 2007-03-28 Richard Guenther <rguenther@suse.de>
24844 * tree.c (is_global_var): Move ...
24845 * tree-flow-inline.h (is_global_var): ... here.
24846 * tree.h (is_global_var): Remove declaration.
24848 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
24850 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
24852 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
24853 * config/i386/i386.c (ix86_tune_features): Initialize new
24855 * config/i386/predicates.md (promotable_binary_operator): Use
24856 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
24858 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
24861 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
24863 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
24865 * config/fr30/fr30.md (movsi_internal): Change destination
24866 constraint from m to V and add m to the end.
24868 2007-03-28 Christian Bruel <christian.bruel@st.com>
24870 * config/sh/sh.md (movsi_i): Fix type attribute.
24872 2007-03-28 Christian Bruel <christian.bruel@st.com>
24874 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
24875 (movsf_ie): Likewise.
24877 2007-03-28 Christian Bruel <christian.bruel@st.com>
24879 * config.gcc: Add sh4-300 to multilib.
24880 * config/sh/t-mlib-sh4-300: New file.
24882 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
24884 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
24885 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
24886 fix_trunc<mode>di2.
24887 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
24888 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
24889 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
24890 "fixuns_trunctddi2"): Whitespace fix.
24892 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
24894 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
24895 the definition of struct sh_args.
24896 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
24897 CALL_COOKIE_INT_REG_GET): Likewise.
24899 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
24901 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
24902 transformations are applied successfully.
24904 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
24906 * tree.c (tree_contains_struct): Permit 512 tree codes.
24907 * tree.h (tree_contains_struct): Ditto.
24908 (MAX_TREE_CODES): Ditto.
24909 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
24910 SPARE member to store remaining padding bits.
24912 2007-03-27 Anatoly Sokolov <aesok@post.ru>
24914 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
24917 2007-03-27 Janis Johnson <janis187@us.ibm.com>
24919 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
24920 * configure: Regenerate.
24922 * configure: Regenerate using the correct version of autoconf.
24924 2007-03-27 Anatoly Sokolov <aesok@post.ru>
24926 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
24928 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
24929 regs to "__SP_L__" and "__SP_H__".
24931 2007-03-27 Richard Guenther <rguenther@suse.de>
24933 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
24934 computations with it with a HOST_WIDE_INT variable.
24936 2007-03-26 Mike Stump <mrs@apple.com>
24938 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
24939 objective-c-header, objective-c++-header and objc++-cpp-output
24941 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
24943 2007-03-26 Richard Henderson <rth@redhat.com>
24946 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
24947 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
24948 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
24949 IX86_BUILTIN_PSRLQ128): New.
24950 (ix86_init_mmx_sse_builtins): Add them.
24951 (ix86_expand_builtin): Expand them.
24952 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
24953 operand 2 be TImode.
24954 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
24955 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
24956 _mm_srli_epi64): Mark __B const.
24957 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
24958 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
24959 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
24960 new two-vector shift builtins.
24962 2007-03-26 Ian Lance Taylor <iant@google.com>
24964 PR tree-optimization/31345
24965 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
24966 [+INF, +INF(OVF)] into VARYING.
24968 2007-03-26 Zack Weinberg <zackw@panix.com>
24970 * gengtype-parse.c: New file.
24971 * gengtype-yacc.y: Delete.
24972 * gengtype-lex.l: Don't include gengtype-yacc.h.
24973 Define YY_DECL and yyterminate appropriately for recursive
24974 descent parser. yylval is now a string out-parameter to yylex.
24975 (HWS, EOID): New shorthand.
24976 (IWORD): Add a couple more types.
24977 (yylex): Add a setup stanza. Remove the complex rules for
24978 detecting GTY'ed types and typedefs; replace with simple
24979 keyword detectors. Adjust everything for the changed
24980 definition of yylval. Ignore all pp-directives, not just #define.
24982 (parse_file): Rename yybegin; do not call yyparse.
24984 * gengtype.c (xasprintf): Export again.
24985 (this_file): New. Use everywhere __FILE__ was being used.
24986 (get_lang_bitmap): Special case types defined in gengtype.c.
24987 (do_typedef, new_structure): Suppress definition of certain types.
24988 (new_structure): Improve diagnostics of duplicate definitions.
24989 Make sure location_s is associated with input.h.
24990 (nreverse_pairs, define_location_structures): New functions.
24991 (main): Improve tagging of kludge types. Remove old kludges
24992 for input.h types; use define_location_structures.
24993 * gengtype.h: Update prototypes. Define token codes here.
24994 * Makefile.in: Remove all references to gengtype-yacc.
24995 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
24997 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
24998 add GTY((skip)) to the field that's only conditionally there.
24999 * doc/install.texi: Document that Bison is no longer required
25000 unless building treelang.
25002 * gengtype.c: Don't include gtyp-gen.h.
25003 (srcdir): Declare here.
25004 (base_files, lang_dir_names): Allocate dynamically.
25005 (gt_files, num_gt_files, num_lang_dirs): New globals.
25006 (measure_input_list, read_input_line, read_input_list)
25007 (set_lang_bitmap): New functions.
25008 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
25009 simplify, relying on read_input_list to set up the bitmaps.
25010 (main): Arguments are no longer unused. Check for correct number
25011 of command line arguments, set srcdir and srcdir_len, then call
25012 read_input_list, before doing anything else. No need to worry
25013 about duplicates in main loop.
25014 * configure.ac: Simplify the calculation of all_gtfiles.
25015 Put language tags in there. Don't set or substitute
25016 all_gtfiles_files_langs or all_gtfiles_files_frags.
25017 * Makefile.in: Revamp the way gengtype is invoked, now that it
25018 takes a file on its command line with a much simpler format.
25019 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
25020 (GTFILES): Remove duplicates and C source files.
25021 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
25022 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
25023 * configure: Regenerate.
25025 * gengtype.h: Remove all type definitions to gengtype.c; leave
25026 only definitions of options_p, type_p, and pair_p as opaque
25027 pointers. Update prototypes.
25028 * gengtype.c: Many type definitions moved here from gengtype.h.
25029 Consolidate type definitions at the top of the file.
25030 (xvasprintf): Delete.
25031 (xasprintf): Make static.
25032 (create_nested_pointer_option): Add 'next' parameter.
25033 (create_field_all, create_field_at): New functions.
25034 (create_field): Now a thin wrapper around create_field_all.
25035 (create_optional_field): Rename create_optional_field_ and add
25036 line argument. Original name is now a macro which supplies
25038 (oprintf): Use vsnprintf directly.
25039 (close_output_files): Use fatal rather than perror/exit.
25040 (note_def_vec, note_def_vec_alloc): Use create_field_at.
25041 (main): Set progname. Don't use exit.
25042 * gengtype-yacc.y (struct_fields): Use create_field_at.
25043 (option, optionseqopt): Delete.
25044 (optionseq): Consolidate productions from option here so we
25045 can use the first argument to create_option.
25047 * gengtype-lex.l: Distinguish unions from structures in the
25048 token type. Don't call find_structure; return the tag as a string.
25049 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
25050 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
25051 string. Reorganize typedef_struct production accordingly.
25052 Use create_nested_ptr_option.
25053 * gengtype.c (create_nested_ptr_option): New function.
25054 * gengtype.h: Declare it.
25056 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
25057 (string_type): Don't declare.
25058 (do_scalar_typedef): Declare.
25059 (create_scalar_type): Update prototype.
25060 * gengtype.c (string_type): Make static.
25061 (scalar_nonchar, scalar_char): New.
25062 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
25063 (resolve_typedef): Use scalar_nonchar for error recovery.
25064 (create_scalar_type): Remove name_len field. Return scalar_char
25065 or scalar_nonchar as appropriate.
25066 (adjust_field_type): Look at scalar_is_char boolean to decide whether
25067 to use string_type.
25068 (throughout): Use scalar_nonchar instead of calling
25069 create_scalar_type, whenever possible.
25070 (main): Initialize scalar_char and scalar_nonchar before calling
25072 * gengtype-lex.l: Adjust for removal of second argument to
25073 create_scalar_type. Use yylval.s instead of yylval.t when
25075 * gengtype-yacc.y: Type of SCALAR is string. Call
25076 create_scalar_type from type:SCALAR rule. Adjust for removal of
25077 second argument to create_scalar_type.
25079 * vec.h: Remove all #if IN_GENGTYPE blocks.
25080 Add comment saying that changes may require adjustments to gengtype.
25081 * gengtype.c: Don't include coretypes.h or tm.h.
25082 Add comment to inclusion of errors.h.
25083 (note_def_vec, note_def_vec_alloc): New functions.
25084 * gengtype.h: Declare new functions.
25085 * gengtype-lex.l: Don't include coretypes.h.
25086 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
25088 (update_lineno): Remove unnecessary prototype.
25089 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
25090 (VEC rule): Just return VEC_TOKEN.
25091 * gengtype-yacc.y (VEC_TOKEN): New token type.
25092 (type): Add a production for VEC(a,b).
25093 * Makefile.in: Update dependencies.
25095 * gengtype-lex.l: Remove rules for parsing pointer-to-function
25096 typedefs that use the old PARAMS macro.
25098 * gengtype-lex.l: Remove all rules and states relating to yacc
25100 * gengtype-yacc.y: Similarly.
25101 * gengtype.c (note_yacc_type): Delete function.
25102 * gengtype.h: Update prototypes.
25104 2007-03-26 Joseph Myers <joseph@codesourcery.com>
25106 * tree-pretty-print.c (dump_generic_node): Report precision of
25107 unnamed integer types.
25109 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
25111 * ifcvt.c (noce_try_store_flag_constants): Don't check
25112 no_new_pseudos here.
25113 (noce_try_store_flag_constants): Don't check no_new_pseudos.
25114 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
25115 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
25116 noce_try_sign_mask): Likewise.
25117 (if_convert): Check no_new_pseudos here.
25119 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
25121 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
25122 (noce_get_condition): Handle new then_else_reversed argument.
25123 (noce_init_if_info): Remove, fold into noce_find_if_block.
25124 (noce_process_if_block): Take a struct noce_if_info as the
25125 argument. Don't set up one based on ce_if_info. Update pointer
25126 references accordingly.
25127 (cond_move_process_if_block): Likewise.
25128 (process_if_block): Removed.
25129 (find_if_block): Removed. Move functionality two new functions,
25130 noce_find_if_block and cond_exec_find_if_block.
25131 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
25132 blocks and the symmetric IF-ELSE-JOIN case.
25133 (cond_exec_find_if_block): Also new function mostly based on old
25134 find_if_block and process_if_block.
25135 (find_if_header): Replace find_if_block call with separately
25136 guarded calls to noce_find_if_block and cond_exec_find_if_block.
25137 (find_cond_trap): Update noce_get_condition call.
25138 (dead_or_predicable): Likewise.
25140 2007-03-26 Jakub Jelinek <jakub@redhat.com>
25142 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
25144 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
25145 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
25146 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
25147 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
25148 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
25149 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
25150 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
25151 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
25152 __builtin_ia32_psrad128 builtins.
25154 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
25156 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
25157 * config/i386/constraints.md
25158 (define_constraint "I"): Use IN_RANGE macro.
25159 (define_constraint "J"): Ditto.
25160 (define_constraint "K"): Ditto.
25161 (define_constraint "M"): Ditto.
25162 (define_constraint "N"): Ditto.
25163 (define_constraint "O"): Ditto.
25164 * config/i386/predicates.md
25165 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
25166 (define_predicate "const_0_to_3_operand"): Ditto.
25167 (define_predicate "const_0_to_7_operand"): Ditto.
25168 (define_predicate "const_0_to_15_operand"): Ditto.
25169 (define_predicate "const_0_to_63_operand"): Ditto.
25170 (define_predicate "const_0_to_255_operand"): Ditto.
25171 (define_predicate "const_1_to_31_operand"): Ditto.
25172 (define_predicate "const_2_to_3_operand"): Ditto.
25173 (define_predicate "const_4_to_7_operand"): Ditto.
25175 2007-03-25 David Edelsohn <edelsohn@gnu.org>
25177 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
25178 in SImode for save_world.
25179 * config/rs6000/altivec.md (save_world, restore_world): Convert to
25182 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
25184 PR tree-optimization/30784
25185 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
25188 2007-03-25 Revital Eres <eres@il.ibm.com>
25190 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
25191 Fold movement_possibility function into it.
25193 2007-03-25 David Edelsohn <edelsohn@gnu.org>
25195 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
25196 (load_macho_picbase_{si,di}): Convert to LR hard reg.
25197 (call_indirect_nonlocal_darwin64): Same.
25198 (call_nonlocal_darwin64): Same.
25199 (call_value_indirect_nonlocal_darwin64): Same.
25200 (call_value_nonlocal_darwin64): Same.
25201 (sibcall_nonlocal_darwin64): Same.
25202 (sibcall_value_nonlocal_darwin64): Same.
25203 (sibcall_symbolic_64): Same.
25204 (sibcall_value_symbolic_64): Same.
25205 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
25207 (rs6000_emit_load_toc_table): Same.
25208 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
25209 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
25211 (divss_call): Same.
25212 (divus_call): Same.
25213 (quoss_call): Same.
25214 (quous_call): Same.
25215 (load_toc_v4_pic_si): Same
25216 (load_toc_v4_PIC_1): Same.
25217 (load_toc_v4_PIC_1b): Same.
25218 (call_indirect_aix{32,64}): Same.
25219 (call_value_indirect_aix{32,64}): Same.
25221 (call_value): Same.
25222 (call_local{32,64}): Same.
25223 (call_value_local{32,64}): Same.
25224 (call_indirect_nonlocal_aix{32,64}): Same.
25225 (call_nonlocal_aix{32,64}): Same.
25226 (call_value_indirect_nonlocal_aix{32,64}): Same.
25227 (call_value_nonlocal_aix{32,64}): Same.
25228 (call_indirect_nonlocal_sysv<mode>): Same.
25229 (call_nonlocal_sysv<mode>): Same.
25230 (call_value_indirect_nonlocal_sysv<mode>): Same.
25231 (call_value_nonlocal_sysv<mode>): Same.
25233 (sibcall_local{32,64}): Same.
25234 (sibcall_value_local{32,64}): Same.
25235 (sibcall_nonlocal_aix{32,64}): Same.
25236 (sibcall_value_nonlocal_aix{32,64}): Same.
25237 (sibcall_nonlocal_sysv<mode>): Same.
25238 (sibcall_value): Same.
25239 (sibcall_value_nonlocal_sysv<mode>): Same.
25241 2007-03-24 Paul Brook <paul@codesourcery.com>
25243 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
25244 * config/arm/linux-eabi.h: Remove legacy syscall hack.
25246 2007-03-24 Richard Henderson <rth@redhat.com>
25248 * config/ia64/constraints.md: New file.
25249 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
25250 satisfies_constraint_?.
25251 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
25252 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
25253 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
25254 ia64_output_mi_thunk): Likewise.
25255 (ia64_const_ok_for_letter_p): Remove.
25256 (ia64_const_double_ok_for_letter_p): Remove.
25257 (ia64_extra_constraint): Remove.
25258 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
25259 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
25260 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
25261 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
25262 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
25263 EXTRA_MEMORY_CONSTRAINT): Remove.
25264 * config/ia64/ia64.md: Include constriants.md. Replace
25265 CONST_OK_FOR_? with satisfies_constraint_?.
25267 2007-03-23 Michael Meissner <michael.meissner@amd.com>
25268 H.J. Lu <hongjiu.lu@intel.com>
25270 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
25272 (name macros): Use DPD_BID_NAME to convert names properly.
25274 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
25275 decimal floating point format.
25276 (init_floating_libfuncs): Change decimal functions so that they
25277 have a "bid_" prefix if the decimal system uses the BID format,
25278 and "dpd_" prefix if the decimal system uses the DPD format.
25279 (init_interclass_conv_libfuncs): Ditto.
25280 (init_intraclass_conv_libfuncs): Ditto.
25282 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
25283 using the BID format.
25285 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
25286 whether we are using the BID decimal format.
25287 * configure: Regenerate.
25289 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
25290 the compiler has decimal floating point enabled. Define
25291 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
25294 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
25295 using the BID format.
25297 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
25298 whether we are using the BID decimal format.
25299 * configure: Regenerate.
25301 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
25302 the compiler has decimal floating point enabled. Define
25303 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
25306 * doc/install.texi (--enable-decimal-float): Document BID and DPD
25307 options, and that it is enabled for i386/x86_64 systems.
25309 * Makefile.in (enable_decimal_float): New.
25311 (DECNUMINC): Add -I$(DECNUMFMT).
25312 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
25313 to $(DECNUMFMT) from $(DECNUM).
25315 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
25316 Substitute enable_decimal_float.
25317 * configure: Regenerated.
25320 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
25323 * configure.ac: Enable decimal float for x86_64-*-linux*.
25324 * configure: Regenerated.
25327 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
25328 decimal128ClearSign to flip and clear the sign bit in decimal128.
25329 (decimal_real_maxval): Set decimal128SetSign to set the sign
25332 2007-03-23 Ian Lance Taylor <iant@google.com>
25334 * fold-const.c (fold_binary): Correct warning for X - c >= X.
25336 2007-03-23 Ian Lance Taylor <iant@google.com>
25338 * tree-dump.c (dump_files): Correct comment.
25340 2007-03-23 Ian Lance Taylor <iant@google.com>
25342 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
25344 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
25346 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
25347 in cfglayout mode. Don't go into and out of cfglayout mode.
25348 Link the blocks in the order of the constructed traces.
25349 (rest_of_handle_tracer): Adjust call to tracer.
25350 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
25351 Don't go into cfglayout mode.
25352 (rtl_loop_done): Don't go out of cfglayout mode.
25353 * cfglayout.c (relink_block_chain): New function, split out from...
25354 (fixup_reorder_chain): ...here. Remove redundant checking.
25355 (cfg_layout_finalize): Don't clear the header, footer, and aux
25356 fields here, move the code to do so to relink_block_chain. Likewise
25357 for free_original_copy_tables.
25358 * rtl.h (tracer): Update prototype.
25359 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
25360 Assert we are in cfglayout mode. Don't go into and out of cfglayout
25361 mode. Use relink_block_chain to serialize the CFG according to the
25362 new basic block order. Move targetm.cannot_modify_jumps_p check from
25364 (gate_handle_reorder_blocks): ...to here.
25365 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
25367 (gate_duplicate_computed_gotos): ...to here.
25368 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
25369 something always changes when going into and out of cfglayout mode.
25370 Perform an expensive cfg cleanup while going into cfglayout mode.
25371 Always update liveness information on HAVE_conditional_execution
25372 targets. Reserialize the basic blocks and go out of cfglayout mode.
25373 * reg-stack.c: Include cfglayout.h.
25374 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
25375 the call to reorder_basic_blocks.
25376 * basic-block.h (reorder_basic_blocks): Update prototype.
25377 (relink_block_chain): New prototype.
25378 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
25380 2007-03-23 Joseph Myers <joseph@codesourcery.com>
25382 * config/mips/mips.md (type, hazard, *movdi_32bit,
25383 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
25384 *movhi_internal, *movqi_internal, *movsf_hardfloat,
25385 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
25386 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
25387 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
25389 (movcc): Change first xfer to multi.
25390 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
25391 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
25392 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
25393 config/mips/generic.md: Change reservations using "xfer" to use
25395 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
25396 using match_operand.
25397 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
25398 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
25400 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
25402 2007-03-22 Richard Henderson <rth@redhat.com>
25404 * config/i386/i386.c: Remove unnecessary function declarations.
25405 Move targetm definition, and all related macros, to the end of
25406 the file. Resort some functions to put definitions before uses.
25407 (ix86_attribute_table): Make static. Move to end of file.
25408 (ix86_gimplify_va_arg): Make static.
25410 2007-03-22 Richard Henderson <rth@redhat.com>
25412 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
25413 don't increase local_regparm with force_align_arg_pointer check.
25414 (ix86_function_sseregparm): Assert 32-bit.
25415 (type_has_variadic_args_p): New.
25416 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
25417 type_has_variadic_args_p.
25418 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
25419 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
25420 use memset instead. Do maybe_vaarg check first; skip attribute
25421 tests if true; skip attribute tests for 64-bit.
25422 (construct_container): Remove TARGET_DEBUG_ARG.
25423 (function_arg_advance_32, function_arg_advance_64): Split out ...
25424 (function_arg_advance): ... from here.
25425 (function_arg_32, function_arg_64): Split out ...
25426 (function_arg): ... from here.
25427 (ix86_pass_by_reference): Tidy.
25428 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
25429 (function_value_32): New, from parts of ix86_function_value
25430 and ix86_value_regno.
25431 (function_value_64): New, from parts of ix86_function_value
25432 and ix86_libcall_value.
25433 (ix86_function_value_1): New.
25434 (ix86_function_value, ix86_libcall_value): Use it.
25435 (return_in_memory_32, return_in_memory_64): Split out ...
25436 (ix86_return_in_memory): ... from here.
25437 (ix86_struct_value_rtx): Skip for 64-bit.
25438 (ix86_libcall_value, ix86_value_regno): Remove.
25439 (setup_incoming_varargs_64): Split out ...
25440 (ix86_setup_incoming_varargs): ... from here.
25441 (ix86_va_start): Remove TARGET_DEBUG_ARG.
25442 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
25443 * config/i386/i386-protos.h (ix86_function_value): Remove.
25444 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
25446 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25449 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
25450 infinities not supported, otherwise emit warning if -Woverflow. On
25451 underflow, emit warning if -Woverflow.
25452 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
25454 * real.h (real_from_string): Update declaration
25456 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
25457 Richard Henderson <rth@redhat.com>
25459 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
25460 * calls.c (compute_argument_block_size, expand_call,
25461 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
25462 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
25463 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
25464 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
25465 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
25466 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
25467 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
25468 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
25471 2007-03-22 Joseph Myers <joseph@codesourcery.com>
25473 * c-incpath.c (add_sysroot_to_chain): New.
25474 (merge_include_chains): Add sysroot argument. Call
25475 add_sysroot_to_chain if sysrooted.
25476 (register_include_chains): Update call to merge_include_chains.
25477 * doc/cppopts.texi: Document use of '=' in include directory
25480 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
25482 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
25483 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
25484 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
25485 insn pattern using X87MODEF12 mode macro.
25487 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
25489 * regmove.c (regmove_optimize): Use reg_mentioned_p
25490 instead of reg_overlap_mentioned_p for DST.
25492 2007-03-21 Mike Stump <mrs@apple.com>
25494 * c.opt: Fixup for Objective-C/C++.
25496 2007-03-21 Steve Ellcey <sje@cup.hp.com>
25498 * explow.c (convert_memory_address): Fold memory reference when
25499 POINTERS_EXTEND_UNSIGNED < 0
25501 2007-03-21 Richard Henderson <rth@redhat.com>
25504 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
25505 * config/i386/mmintrin.h (__m64): Likewise.
25506 * config/i386/xmmintrin.h (__m128): Likewise.
25508 2007-03-21 Richard Sandiford <richard@codesourcery.com>
25510 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
25511 (VXWORKS_OS_CPP_BUILTINS): Define.
25512 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
25513 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
25515 2007-03-21 Richard Sandiford <richard@codesourcery.com>
25517 * rtl.h (constant_pool_reference_p): Delete.
25518 (find_constant_src): Declare.
25519 * rtlanal.c (find_constant_src): New function.
25520 * simplify-rtx.c (constant_pool_reference_p): Delete.
25521 * config/i386/i386.md: Use find_constant_src instead of
25522 constant_pool_reference_p/avoid_constant_pool_reference pairs.
25524 2007-03-21 Richard Sandiford <richard@codesourcery.com>
25526 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
25527 * c-cppbuiltin.c (c_cpp_builtins): Define them.
25529 2007-03-20 Mark Mitchell <mark@codesourcery.com>
25531 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
25532 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
25533 (arm_elf_asm_constructor): Use it.
25534 (arm_elf_asm_destructor): New function.
25536 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
25538 * jump.c (mark_jump_label): Treat SEQUENCE specially.
25540 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
25542 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
25544 2007-03-19 Andrew Haley <aph@redhat.com>
25546 PR tree-optimization/31264
25547 * tree-vrp.c (register_edge_assert_for_1): Don't look though
25548 VIEW_CONVERT_EXPRs.
25550 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
25552 PR rtl-optimization/30907
25553 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
25554 (fwprop_init): Always call loop_optimizer_initialize.
25555 (fwprop_done): Always call loop_optimizer_finalize.
25556 (fwprop): We always have loop info now.
25557 (gate_fwprop_addr): Remove.
25558 (pass_fwprop_addr): Use gate_fwprop as gate.
25560 PR rtl-optimization/30841
25561 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
25562 df_chain_alloc): Call df_reorganize_refs unconditionally.
25563 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
25564 refs_organized to refs_organized_size.
25565 (df_ref_create_structure): Use refs_organized_size instead of
25566 bitmap_size if refs had been organized, and keep refs_organized_size
25568 * df.h (struct df_ref_info): Change refs_organized to
25569 refs_organized_size.
25570 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
25573 2007-03-19 Mark Mitchell <mark@codesourcery.com>
25575 * except.c (output_function_exception_table): Do not reference the
25576 EH personality routine for functions that do not require an
25579 2007-03-20 Jakub Jelinek <jakub@redhat.com>
25582 * c-typeck.c (convert_for_assignment): Call comptypes for
25583 RECORD_TYPE or UNION_TYPE.
25585 PR inline-asm/30505
25586 * reload1.c (reload): Do invalid ASM checking after
25587 cleanup_subreg_operands.
25589 2007-03-19 Jeff Law <law@redhat.com>
25591 * tree-cfg.c (find_taken_edge): Tighten conditions for
25592 optimizing computed gotos.
25594 2007-03-19 Michael Matz <matz@suse.de>
25596 * builtins.c (expand_builtin_sync_operation,
25597 expand_builtin_compare_and_swap,
25598 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
25601 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
25602 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
25605 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25607 * doc/tm.texi: Add brackets around the return type of
25608 TARGET_SECONDARY_RELOAD.
25610 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
25611 Richard Guenther <rguenther@suse.de>
25613 PR tree-optimization/31254
25614 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
25615 Use handled_component_p () where appropriate. Continue
25616 propagating into the rhs if we propagated into an INDIRECT_REF
25619 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25621 * config/s390/s390.md (op_type attribute): RRR instruction type added.
25622 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
25623 (xde, xdee): Mode attributes adjusted to support DFP modes.
25624 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
25625 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
25626 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
25627 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
25628 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
25629 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
25630 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
25632 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
25633 "movsf"): Insn definitions removed.
25634 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
25635 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
25636 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
25638 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
25639 "reload_in<mode>", "reload_out<mode>"): Expander added.
25640 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
25643 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25645 * config/s390/s390.md: Only non-functional changes. Renamed
25646 FPR mode macro to BFP all over the file.
25648 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25650 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
25651 (op_type attribute): RRF instruction type added.
25652 (fT0): New mode attribute.
25653 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
25654 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
25655 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
25656 instruction no secondary memory is needed when moving DFmode values
25657 between GPRs and FPRs.
25659 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25661 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
25662 inverted and documentation adjusted.
25663 ("mhard-dfp", "msoft-dfp"): New options.
25664 * config/s390/s390.c (s390_handle_arch_option): New architecture
25666 (override_options): Sanity checks for the new options added.
25667 * config.gcc: New architecture switch: z9-ec.
25668 * config/s390/s390.h (processor_flags): PF_DFP added.
25669 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
25670 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
25671 when the bit is NOT set so remove it from the defaults.
25673 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25675 * genemit.c (main): Print include statement for dfp.h.
25676 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
25679 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
25681 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
25683 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
25686 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
25687 instead of PATTERN.
25689 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25691 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
25692 attr_length_call, output_call, output_indirect_call): Cleanup
25693 formatting of targetm calls.
25695 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
25697 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
25699 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25701 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
25702 reservation, bypass and anti-bypass descriptions for these
25703 instructions. Update move patterns.
25704 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
25707 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
25709 * tree-vect-transform.c (get_initial_def_for_induction): Replace
25710 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
25711 (get_initial_def_for_reduction): Likewise.
25713 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
25715 Fix PR tree-optimization/29922
25716 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
25717 (get_representative): Removed.
25718 (value_dies_in_block_x): Update for rvuse removal.
25719 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
25720 (compute_antic_aux): Handle when PHI nodes appear in
25721 non-single-successors.
25722 (dump_bitmap_of_names): Removed.
25723 (compute_antic_safe): Renamed and removed rvuse calculation.
25724 Calculate only antic safe.
25725 (insert_into_preds_of_block): Remove assert.
25726 (execute_pre): Update for renamed functions.
25727 (defer_or_phi_translate_block): New function.
25729 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
25731 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
25732 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
25734 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
25735 Follow spelling conventions.
25737 * tree-data-ref.h: Remove the prototype for analyze_array.
25739 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
25741 PR tree-optimization/31041
25742 * tree-vect-transform.c (get_initial_def_for_induction): Call
25743 force_gimple_operand.
25745 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
25747 * ipa-type-escape.c (look_for_casts) : Revert code to use
25748 handled_component_p due to ada test a-numaux.adb.
25750 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
25752 * final.c (final_scan_insn): Alter the condition of a
25753 conditional trap if we have nonstandard CC.
25755 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25757 * configure.ac: Remove excess quoting from asm line 0 test.
25758 * configure: Rebuilt.
25760 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25762 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
25763 * c-common.c (convert_and_check): Move warning logic to...
25764 (warnings_for_convert_and_check): ...here. Define.
25765 * c-common.h (warnings_for_convert_and_check): Declare.
25767 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25769 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
25770 (output_call): Likewise.
25772 2007-03-16 Richard Sandiford <richard@codesourcery.com>
25774 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
25776 2007-03-16 Richard Sandiford <richard@codesourcery.com>
25778 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
25780 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
25782 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
25783 opteron, athlon-64 and athlon-fx processor_alias_table entries.
25785 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
25787 PR tree-optimization/31183
25788 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
25789 Use double_int instead of unsigned int for representing access_strides.
25790 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
25792 2007-03-16 Richard Guenther <rguenther@suse.de>
25794 PR tree-optimization/31146
25795 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
25796 to allow recursion of forward_propagate_addr_expr.
25797 (forward_propagate_addr_into_variable_array_index): Likewise.
25798 (forward_propagate_addr_expr): Likewise.
25799 (tree_ssa_forward_propagate_single_use_vars): Likewise.
25800 (forward_propagate_addr_expr_1): Recurse on simple copies
25801 instead of propagating into them. Do so for useless conversions
25803 (forward_propagate_addr_expr): Clean up unused statements after
25806 2007-03-16 Richard Guenther <rguenther@suse.de>
25808 * builtins.c (expand_builtin_cexpi): Use the right argument
25809 for the expansion via cexp.
25811 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25813 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
25814 * configure: Rebuilt.
25816 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25819 * dwarf2out.c (force_type_die): Adjust comment.
25820 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
25822 2007-03-15 DJ Delorie <dj@redhat.com>
25824 * config/frv/predicates.md (minmax_operator): Don't check operands
25827 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
25829 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
25830 Update constant estimates of number of iterations.
25831 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
25832 argument renamed to "realistic".
25833 (compute_estimated_nb_iterations): Removed.
25834 (record_niter_bound): New function.
25835 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
25836 call record_nonwrapping_iv with upper = false.
25837 (infer_loop_bounds_from_signedness): Pass upper argument to
25838 record_nonwrapping_iv.
25839 (estimate_numbers_of_iterations_loop): Do not call
25840 compute_estimated_nb_iterations. Record estimate based on profile
25841 information. Initialize the constant estimates of number of
25843 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
25845 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
25846 number of iterations is too small.
25847 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
25848 (EST_NOT_AVAILABLE): Removed.
25849 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
25850 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
25853 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
25855 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
25856 Handle NE_EXPR guards.
25858 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25861 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
25862 Set also -pedantic-errors by default for the preprocessor unless
25863 -fpermissive is given.
25865 2007-03-15 Richard Guenther <rguenther@suse.de>
25867 PR middle-end/29719
25868 PR middle-end/31161
25869 * builtins.c (expand_builtin_cexpi): As a fallback if we
25870 don't have builtins for sincos or cexp create a function
25871 declaration for cexp and expand to a call to that.
25872 (expand_builtin_int_roundingfn): Always fall
25873 back to floor/ceil and its variants even if they may be
25876 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
25878 PR middle-end/31159
25879 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
25880 jump tables, move the call to delete_dead_jumptables from here...
25881 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
25882 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
25883 don't allow merging of blocks that try_redirect_by_replacing_jump
25884 also does not handle when not optimizing.
25886 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
25887 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25889 * config/i386/i386.md (x86_sahf_1): Correctly handle
25892 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
25895 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
25896 x86_64_general_operand as operand[2] predicate. Remove "iF"
25897 from operand constraints and use "e" constraint instead.
25898 (*subti3_1, *subti3_1 splitter): Ditto.
25899 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
25900 operand[1] predicate.
25902 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
25904 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
25905 arrays, multiply the access strides by the size of the sub-array.
25906 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
25908 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
25910 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
25911 the configured assembler supports the sahf mnemonic.
25912 * configure: Regenerate.
25913 * config.in: Regenerate.
25915 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
25916 emit "sahf" or ".byte\t0x9e" as asm template.
25918 2007-03-14 Michael Meissner <michael.meissner@amd.com>
25921 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
25922 option to replace hard coded TARGET_xxx in md file.
25923 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
25924 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
25925 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
25926 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
25927 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
25928 (X86_TUNE_NOT_VECTORMODE): Ditto.
25929 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
25930 (TUNE_AVOID_VECTOR_DECODE): Ditto.
25931 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
25932 (TUNE_SLOW_IMUL_IMM8): Ditto.
25933 (TUNE_MOVE_M1_VIA_OR): Ditto.
25934 (TUNE_NOT_UNPAIRABLE): Ditto.
25935 (TUNE_NOT_VECTORMODE): Ditto.
25937 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
25940 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
25941 tuning options instead of hard coded TARGET_xxx.
25942 (fix ssemode peephole2's): Ditto.
25943 (imul peephole2's): Ditto.
25945 (movdi_or_rex64): Ditto.
25946 (move peephole2): Ditto.
25947 (not peephole2's): Ditto.
25949 2007-03-14 Dirk Mueller <dmueller@suse.de>
25951 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
25952 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
25953 * c-parser.c (c_parser_if_body): Always add an empty statement in case
25955 * c-parser.c (c_parser_do_statement): Warn about empty body in
25956 do/while statement.
25957 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
25958 * doc/invoke.texi (-Wempty-body): Update documentation.
25960 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25963 * c-common.h (warn_for_div_by_zero): Declare.
25964 * c-common.c (warn_for_div_by_zero): Define.
25965 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
25968 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25970 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
25971 to PREFIX and STANDARD_PREFIX.
25973 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25974 Phil Edwards <phil@codesourcery.com>
25976 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
25977 (__gthread_once_t): Remove busy field for RTPs.
25978 (__GTHREAD_ONCE_INIT): Update accordingly.
25980 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25982 * doc/invoke.texi: Document VxWorks options.
25984 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
25986 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
25988 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
25990 PR tree-optimization/30590
25991 * tree-nrv.c (tree_nrv): Check for the partial update of the
25994 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
25996 * flags.h (flag_random_seed): Remove declaration, in favor of...
25997 * toplev.h (get_random_seed, set_random_seed): ... these.
25998 * tree.c (get_file_function_name): Use the former.
25999 * opts.c (common_handle_option): Use the latter.
26002 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
26004 PR middle-end/31127
26005 * cse.c (cse_find_path): Do not bail out if a basic block that
26006 we already visited now becomes part of a path that starts at a
26007 different basic block. Just disallow this, to make sure we
26008 visit each basic block at most once.
26010 2007-03-13 Jan Hubicka <jh@suse.cz>
26012 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
26013 attributes, when profile esitmate is present, calls with very low
26014 frequency are cold.
26016 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
26018 PR tree-optimization/30730
26019 PR tree-optimization/26900
26020 * tree-ssa-loop-niter.c: Include gmp.h.
26021 (bounds): New type.
26022 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
26023 split_to_var_and_offset, determine_value_range,
26024 bound_difference_of_offsetted_base, refine_bounds_using_guard,
26025 bound_difference, bounds_add, bounds_negate,
26026 number_of_iterations_ne_max, dump_affine_iv): New functions.
26027 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
26028 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
26029 difference of initial and final value of control iv to validate
26031 (number_of_iterations_cond): Add loop parameter. Determine bounds
26032 on the difference of the extremes of the control iv. Add dumps.
26033 (expand_simple_operations): Handle phi nodes.
26034 (simplify_using_initial_conditions): Do not record used conditions.
26035 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
26036 Do not set additional_info.
26037 (implies_nonnegative_p, implies_ge_p): Removed.
26038 (derive_constant_upper_bound): Do not use parameter `additional'.
26039 (record_estimate): Parameter `additional' removed. Parameter
26040 `i_bound' added. Do not call derive_constant_upper_bound.
26041 (record_nonwrapping_iv): Use derive_constant_upper_bound to
26042 bound the number of iterations estimate.
26043 (estimate_numbers_of_iterations_loop): Pass the estimate from
26044 the number of iterations analysis to record_estimate.
26045 * tree.h (multiple_of_p): Declare.
26046 * tree-scalar-evolution.c (expression_expensive_p): Removed.
26047 (scev_const_prop): Do not check expression_expensive_p.
26048 * fold-const.c (multiple_of_p): Exported.
26049 * double-int.c (double_int_mask): Exported.
26050 * double-int.h (double_int_mask): Declare.
26051 * tree-flow.h (struct tree_niter_desc): Removed additional_info
26052 field. Added max field.
26054 2007-03-13 David Taylor <taylor@candd.org>
26057 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
26060 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26063 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
26064 two unamed patterns.
26066 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
26068 * config/i386/i386.opt (mcx16, msahf): New options.
26069 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
26070 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
26072 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
26073 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
26074 Output -mcx16 and -msahf options when corresponding bit is set.
26076 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
26077 and -msahf options.
26079 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
26081 * configure.ac: Test for assembler tolerance to # 0 "".
26082 * configure, config.in: Rebuilt.
26083 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
26085 2007-03-13 Geoffrey Keating <geoffk@apple.com>
26087 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
26089 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
26090 (handle_syscall): Handle direct system calls.
26091 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
26093 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
26095 * doc/invoke.texi: Fix cpp.info cross-reference.
26096 * doc/passes.texi: Fix gcc.info cross-reference.
26098 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
26100 PR tree-optimization/30835
26101 * lambda-code.c (can_convert_to_perfect_nest): Check whether
26102 bb_for_stmt is not NULL before accessing it.
26104 2007-03-12 Joseph Myers <joseph@codesourcery.com>
26106 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
26109 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
26112 * doc/install.texi: Document --enable-stage1-languages
26114 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
26116 * tree-pass.h (pass_into_cfg_layout_mode,
26117 pass_outof_cfg_layout_mode): Declare.
26118 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
26119 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
26120 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
26121 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
26123 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
26125 * c-decl.c (warn_variable_length_array): New function.
26126 Refactored from grokdeclarator to handle warn_vla
26127 and handle unnamed array case.
26128 (grokdeclarator): Refactored VLA warning case.
26129 * c.opt (Wvla): New flag.
26130 * doc/invoke.texi (Wvla): New warning.
26132 2007-03-12 Richard Henderson <rth@redhat.com>
26134 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
26135 (TARGET_SECTION_TYPE_FLAGS): New.
26137 2007-03-12 Richard Henderson <rth@redhat.com>
26139 * config/darwin.c (machopic_reloc_rw_mask): New.
26140 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
26141 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
26143 2007-03-12 Mark Mitchell <mark@codesourcery.com>
26145 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
26146 * cppdefault.h (cpp_PREFIX): Document.
26147 (cpp_PREFIX_len): Likewise.
26148 (cpp_EXEC_PREFIX): New variable.
26149 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
26150 * c-incpath.c (add_standard_paths): Correct logic for relocating
26151 paths within prefix.
26153 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
26155 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
26156 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
26158 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
26159 fix_truncdfdi_sse using SSEMODEF mode macro.
26160 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
26161 fix_truncdfsi_sse using SSEMODEF mode macro.
26162 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
26163 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
26165 2007-03-12 Richard Sandiford <richard@codesourcery.com>
26167 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
26168 elfos.h to tm_file.
26170 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
26172 * tree.h : Add multiple_of_p declaration.
26173 * fold-const.c (multiple_of_p): Make multiple_of_p public.
26174 * ipa-type-escape.c (results_of_malloc): Redundant.
26175 (visited_stmts): New. Visited stmt for walk_use_def_chains.
26176 (cast_type): Extended with new members.
26177 (check_cast): Returns cast_type.
26178 (cast): New structure for data of walk_use_def_chains.
26179 (is_malloc_result, is_cast_from_non_pointer_1,
26180 is_cast_from_non_pointer,
26181 is_array_access_through_pointer_and_index): New functions.
26182 (look_for_casts): Returns cast types.
26183 (check_call): Returns void.
26184 (okay_pointer_operation): Use support of pointer plus index,
26185 pointer plus constant and allow all multiplications.
26187 2007-03-11 Richard Guenther <rguenther@suse.de>
26189 PR tree-optimization/31115
26190 * tree-vrp.c (extract_range_from_binary_expr): Make sure
26191 the shift count is positive and non-anti-range for RSHIFT_EXPR.
26192 A shift count of zero is not special as with *_DIV_EXPR.
26193 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
26196 2007-03-11 Ian Lance Taylor <iant@google.com>
26198 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
26199 the *_DIV_EXPR codes correctly with overflow infinities.
26201 2007-03-11 Ira Rosen <irar@il.ibm.com>
26203 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
26204 indicate success/failure of the analysis. Add negation to subtrahend
26205 in case of subtraction. Fail if both operands contain constants.
26206 (create_data_ref): Fail if analyze_offset fails.
26208 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
26210 * config/i386/i386.md (frndintxf2): Rename to ...
26211 (rintxf2): ... this. Remove expander having same name.
26212 (rintsf2, rintdf2): Implement using SSEMODEF macro.
26213 (roundsf2, rounddf2): Ditto.
26214 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
26215 (lround<mode>di2, lround<mode>si2): Ditto.
26217 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
26219 * lower-subreg.c: Include except.h.
26220 (decompose_multiword_subregs): Verify that the only control flow
26221 insns we can split are loads to multi-words pseudos.
26222 Handle breaking such blocks after splitting, instead of calling
26223 find_many_sub_basic_blocks.
26225 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
26226 on the new basic block. Add a lengthy comment explaining why we
26227 thought this was necessary.
26228 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
26230 2007-03-10 Mark Mitchell <mark@codesourcery.com>
26233 * tree.c (walk_type_fields): Recurse into the element type of
26234 ARRAY_TYPEs if there is a pointer set.
26236 2007-03-10 Dirk Mueller <dmueller@suse.de>
26238 * c-common.c (warn_logical_operator): Fix condition.
26240 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
26242 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
26244 * config/darwin.c (machopic_select_section): Remove superfluous
26245 argument in call to categorize_decl_for_section. Remove unused
26248 2007-03-10 Joseph Myers <joseph@codesourcery.com>
26250 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
26252 * configure: Regenerate.
26254 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
26257 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
26258 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
26259 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
26260 Add LABEL_NUSES to emitted label.
26261 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
26262 branch probability value to emitted jump insn.
26263 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
26264 Do not check life information and do not re-arrange input operands
26265 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
26267 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
26269 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
26270 the change of decode_asm_operands.
26272 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
26274 * mode-switching.c (create_pre_exit): Skip blockage insn.
26276 2007-03-09 Diego Novillo <dnovillo@redhat.com>
26278 * tree-pass.h (TODO_update_smt_usage): Remove.
26280 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
26284 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26286 * pa.c (attr_length_call): Revise condition for long
26287 pc-relative branch.
26288 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
26289 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
26290 sequence on SOM target.
26292 2007-03-09 Geoffrey Keating <geoffk@apple.com>
26294 * gcc.c: Document %{, in big comment at top.
26295 (input_suffix_matches): Remove special handling for .s and
26297 (input_spec_matches): New.
26298 (handle_braces): Handle %{,.
26299 (validate_switches): ',' indicates a value which is not a switch.
26300 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
26301 to detect assembler input.
26302 * config/i386/sol2.h (CPP_SPEC): Likewise.
26303 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
26304 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
26305 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
26306 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
26307 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
26308 -m64 causes deployment target to default to 10.5.
26309 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
26311 2007-03-09 Richard Henderson <rth@redhat.com>
26314 * target.h (targetm.asm.out.reloc_rw_mask): New.
26315 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
26316 (TARGET_ASM_OUT): Use it.
26317 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
26318 * varasm.c (categorize_decl_for_section): Remove shlib argument;
26319 use the new reloc_rw_mask target hook instead.
26320 (default_section_type_flags_1): Merge into...
26321 (default_section_type_flags): ... here.
26322 (decl_readonly_section_1): Merge into...
26323 (decl_readonly_section): ... here.
26324 (default_elf_select_section_1): Merge into...
26325 (default_elf_select_section): ... here.
26326 (default_unique_section_1): Merge into...
26327 (default_unique_section): ... here.
26328 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
26329 (default_select_rtx_section): Use it.
26330 (default_elf_select_rtx_section): Likewise.
26331 * output.h: Update to match.
26332 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
26333 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
26334 (TARGET_ASM_RELOC_RW_MASK): New.
26335 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
26336 to categorize_decl_for_section.
26337 (x86_64_elf_unique_section): Likewise.
26338 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
26339 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
26340 (TARGET_ASM_RELOC_RW_MASK): New.
26341 * config/ia64/ia64.c (ia64_rwreloc_select_section,
26342 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
26343 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
26344 (TARGET_RWRELOC): Remove.
26345 (ia64_section_type_flags): Adjust call to default_section_type_flags.
26346 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
26347 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
26348 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
26349 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
26350 (rs6000_xcoff_select_section): Use decl_readonly_section.
26351 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
26352 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
26353 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
26354 (TARGET_SECTION_TYPE_FLAGS): Remove.
26355 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
26357 2007-03-09 Roger Sayle <roger@eyesopen.com>
26359 * fold-const.c (fold_comparison): Remove compile-time evaluation of
26360 complex constant equality/inequality comparisons for here.
26361 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
26362 known at compile-time or can be simplified to a scalar comparison.
26363 (fold_relational_const): Move compile-time evaluation of complex
26364 constant equality/inequality comparisons to here.
26366 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
26368 PR rtl-optimization/30643
26369 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
26371 (fold_rtx): Recurse, like before 2006-11-03.
26373 2007-03-09 DJ Delorie <dj@redhat.com>
26375 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
26378 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
26380 PR tree-optimization/30375
26381 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
26382 LHS of statements is not the same.
26383 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
26385 2007-03-09 Chao-ying Fu <fu@mips.com>
26387 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
26389 * doc/invoke.texi (-mdspr2): Document new option.
26390 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
26391 New unspec for DSP REV 2.
26392 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
26393 these instructions are extended in DSP REV 2.
26394 (mips-dspr2.md): Include.
26395 * config/mips/mips.opt (mdspr2): New option.
26396 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
26397 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
26398 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
26399 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
26400 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
26401 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
26402 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
26404 (bdesc_map): Add one field of unsupported_target_flags.
26405 (bdesc_arrays): Update entries to have extra fields. Add
26407 (mips_init_builtins): Initialize new function types.
26408 Check unsupported_target_fileds to filter out builtins.
26409 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
26411 (ASM_SPEC): Pass mdspr2 to the assembler.
26412 * config/mips/mips-dspr2.md: New file.
26414 2007-03-09 Sa Liu <saliu@de.ibm.com>
26416 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
26418 2007-03-09 Ian Lance Taylor <iant@google.com>
26420 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
26421 argument) like -Wstrict-overflow=2.
26422 * doc/invoke.texi (Warning Options): Update documentation.
26424 2007-03-09 Dirk Mueller <dmueller@suse.de>
26427 * doc/invoke.texi (-Wlogical-op): Document.
26428 * common.opt (-Wlogical-op): New.
26429 * c-common.h (warn_logical_operator): Declare.
26430 * c-common.c (warn_logical_operator): Define.
26431 * c-typeck.c (parser_build_binary_op): Call
26432 warn_logical_operator.
26434 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
26436 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
26437 * final.c (final_scan_insn): Test for non-"" file name.
26439 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
26441 * doc/loop.texi: Document the Omega linear constraints solver.
26442 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
26443 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
26444 omega-hash-table-size, omega-max-keys, and
26445 omega-eliminate-redundant-constraints.
26446 * tree-pass.h (pass_check_data_deps): Declared.
26449 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
26450 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
26451 pass_check_data_deps): New.
26452 * tree-data-ref.c (init_data_ref): Remove declaration.
26453 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
26454 (analyze_array): Renamed init_array_ref, move up initializations.
26455 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
26456 Removed arguments that are set to NULL.
26457 (analyze_indirect_ref): Correct indentation, correct call to
26459 (object_analysis): Call init_array_ref instead of analyze_array.
26460 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
26461 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
26462 of DR_ACCESS_FNS_ADDR.
26463 (init_omega_eq_with_af, omega_extract_distance_vectors,
26464 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
26465 ddr_consistent_p): New.
26466 (compute_affine_dependence): Check consistency of ddrs when
26467 flag_check_data_deps is passed.
26468 (analyze_all_data_dependences): Uncomment.
26469 (tree_check_data_deps): New.
26470 * tree-data-ref.h: Include omega.h.
26471 (DR_ACCESS_FNS_ADDR): Removed.
26472 (data_dependence_relation): Add inner_loop.
26473 (DDR_INNER_LOOP): New.
26474 * common.opt (fcheck-data-deps): New.
26475 * tree-flow.h (tree_check_data_deps): Declare.
26476 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
26477 (OBJS-common): Depend on omega.o.
26479 * passes.c (pass_check_data_deps): Scheduled.
26480 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
26481 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
26482 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
26483 PARAM_VECT_MAX_VERSION_CHECKS,
26484 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
26486 2007-03-09 Richard Guenther <rguenther@suse.de>
26488 PR tree-optimization/30904
26489 PR middle-end/31058
26490 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
26491 the same way as *_DIV_EXPR.
26493 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
26495 * recog.c (decode_asm_operands): No mixed declarations and code.
26497 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
26499 * rtl.def (ASM_INPUT): Add location.
26500 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
26501 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
26502 (decode_asm_operands): Add loc operand.
26503 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
26504 * stmt.c (expand_asm): Rename to...
26505 (expand_asm_loc): ... this. Add locus argument. Pass it on to
26506 gen_rtx_ASM_INPUT_loc.
26507 (expand_asm_expr): Adjust.
26508 * recog.c (decode_asm_operands): Add loc operand.
26509 (check_asm_operands, extract_insn): Adjust.
26510 * reload1.c (maybe_fix_stack_asms): Likewise.
26511 * final.c (asm_insn_count): Likewise.
26512 (final_scan_insn): Output # line before and after asm.
26514 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
26516 * tree-ssa-structalias.c (variable_info): Remove
26518 (new_var_info): Ditto.
26519 (shared_bitmap_info_t): New structure.
26520 (shared_bitmap_table): New variable.
26521 (shared_bitmap_hash): New function.
26522 (shared_bitmap_eq): Ditto
26523 (shared_bitmap_lookup): Ditto.
26524 (shared_bitmap_add): Ditto.
26525 (merge_smts_into): Change to take bitmap directly.
26526 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
26527 (init_alias_vars): Init shared bitmap hashtable.
26528 (delete_points_to_sets): Delete shared bitmap hashtable.
26529 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
26530 is_aliased removal as a change that was still necessary was
26533 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
26535 * config/i386/i386.h (override_options): Conditionally disable
26536 x86_sahf for 64bit targets only.
26538 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
26541 * c-decl.c (merge_decls): Don't call make_var_volatile.
26542 * varasm.c (make_var_volatile): Remove.
26543 * output.h (make_var_volatile): Remove.
26545 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
26547 PR tree-optimization/31085
26548 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
26550 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26552 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
26553 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
26554 ATTR_CONST_NOTHROW_LIST.
26556 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
26559 2007-03-08 Diego Novillo <dnovillo@redhat.com>
26561 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
26563 2007-03-08 Geoffrey Keating <geoffk@apple.com>
26566 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
26568 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
26569 passed, use shared libgcc.
26571 2007-03-08 Roger Sayle <roger@eyesopen.com>
26573 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
26574 instead of calling build2 with a GIMPLE_MODIFY_STMT.
26575 (honor_protect_cleanup_actions, lower_try_finally_switch):
26577 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
26578 ifc_temp_var): Likewise.
26579 * tree-inline.c (setup_one_parameter): Likewise.
26580 * tree-mudflap.c (mf_decl_cache_locals,
26581 mf_build_check_statement_for): Likewise.
26582 * tree-nested.c (init_tmp_var, save_tmp_var,
26583 finalize_nesting_tree_1): Likewise.
26584 * tree-outof-ssa.c (insert_copy_on_edge,
26585 insert_backedge_copies): Likewise.
26586 * tree-profile.c (tree_gen_edge_profiler,
26587 tree_gen_ic_profiler): Likewise.
26588 * tree-scalar-evolution.c (scev_const_prop): Likewise.
26589 * tree-sra.c (sra_build_assignment): Likewise.
26590 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
26591 * tree-ssa-math-opts.c (insert_reciprocals,
26592 execute_cse_sincos_1): Likewise.
26593 * tree-tailcall.c (adjust_accumulator_values,
26594 adjust_return_value): Likewise.
26595 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
26596 * tree-vect-transform.c (vect_create_data_ref_ptr,
26597 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
26598 vect_create_epilog_for_reduction, vectorizable_reduction,
26599 vectorizable_call, vectorizable_conversion,
26600 vectorizable_assignment, vectorizable_operation,
26601 vectorizable_type_demotion, vect_gen_widened_results_half,
26602 vect_permute_store_chain, vectorizable_store,
26603 vect_setup_realignment, vect_permute_load_chain,
26604 vectorizable_load, vectorizable_condition,
26605 vect_create_cond_for_align_checks): Likewise.
26606 * tree-vrp.c (build_assert_expr_for): Likewise.
26608 2007-03-08 Ian Lance Taylor <iant@google.com>
26610 * tree-vrp.c: Include "intl.h".
26611 (usable_range_p): New static function.
26612 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
26613 overflowed values, juts set *strict_overflow_p.
26614 (compare_values): Only return -2 if one of the operands is not a
26616 (compare_ranges): Call usable_range_p.
26617 (compare_range_with_value): Likewise.
26618 (vrp_evaluate_conditional_warnv): Rename from
26619 vrp_evaluate_conditional. Make static. Change all callers.
26620 (vrp_evaluate_conditional): New function.
26621 (simplify_div_or_mod_using_ranges): Issue warning about reliance
26622 on signed overflow.
26623 (simplify_abs_using_ranges): Likewise.
26624 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
26625 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
26626 within_stmt parameter.
26627 * tree-ssa-propagate.c (fold_predicate_in): Update call to
26628 vrp_evaluate_conditional.
26629 * tree-ssa-threadedge.c
26630 (record_temporary_equivalences_from_stmts_at_dest): Change
26631 simplify parameter to take a second tree parameter.
26632 (simplify_control_stmt_condition): Likewise.
26633 (thread_across_edge): Likewise.
26634 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
26635 (thread_across_edge): Likewise.
26636 * Makefile.in (tree-vrp.o): Depend upon intl.h.
26638 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
26640 * config/i386/i386.h (TARGET_SAHF): New define.
26641 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
26642 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
26643 (x86_sahf): New global variable.
26644 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
26645 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
26646 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
26647 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
26649 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
26650 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
26651 when expanding fcomi/sahf based tests.
26652 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
26653 expanding sahf based alternative. Emit sahf based sequence when
26654 optimizing for code size.
26655 * config/i386/i386.md (x86_sahf_1): Do not disable for
26656 TARGET_64BIT, enable for TARGET_SAHF.
26658 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
26660 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
26661 spurious whitespace from error message.
26663 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
26666 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
26668 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
26670 * c-decl.c (grokdeclarator): Disable warnings for anonymous
26672 * tree-sra.c (instantiate_element): Propagate disabled warnings
26673 from the element itself to the created variable.
26675 2007-03-07 Richard Henderson <rth@redhat.com>
26678 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
26679 silently fix up the stack in the case of a missing register.
26681 2007-03-07 Paul Brook <paul@codesourcery.com>
26683 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
26685 2007-03-07 Joseph Myers <joseph@codesourcery.com>
26687 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
26689 (phase1_vrs): Use them.
26690 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
26691 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
26692 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
26693 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
26694 __gnu_Unwind_Restore_WMMXC if required.
26695 (_Unwind_VRS_Pop): Implement iWMMXt support.
26696 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
26697 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
26698 gnu_Unwind_Save_WMMXC): Define.
26700 2007-03-07 Richard Sandiford <richard@codesourcery.com>
26702 * config/vxworks.h (vxworks_override_options): Declare.
26703 (VXWORKS_OVERRIDE_OPTIONS): Use it.
26704 * config/vxworks.c: Include target.h and toplev.h.
26705 (vxworks_override_options): New function.
26706 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
26708 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
26710 * config/s390/s390.c (override_options): Don't emit an error when
26711 -mstack-size is used without providing -mstack-guard.
26712 (s390_emit_prologue): Choose stack_guard value automatically if not
26713 provided via command line.
26714 * doc/invoke.texi: Adjust description of -mstack-guard and
26717 2007-03-07 Richard Sandiford <richard@codesourcery.com>
26719 * config/i386/i386.c (output_set_got): Add a GOT initialization
26720 sequence for VxWorks PIC.
26721 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
26722 around labels as well as symbols. Use gotoff_operand instead
26723 of local_symbolic_operand.
26724 (legitimize_pic_address): Use gotoff_operand instead of
26725 local_symbolic_operand. Use @GOT accesses for labels as
26727 (ix86_output_addr_diff_elt): Use PC-relative rather than
26728 GP-relative offsets for VxWorks PIC.
26729 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
26730 no_new_pseudos. Check whether the returned register is op0.
26731 * config/i386/i386.md (tablejump): Use PC-relative rather than
26732 GP-relative offsets for VxWorks PIC.
26733 * config/i386/predicates.md (gotoff_operand): New predicate.
26735 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26737 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
26739 * config/vxworks-dummy.h: New file.
26740 * config/i386/i386.h: Include it.
26742 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
26744 * dwarf2out.c (is_inlined_entry_point): New
26745 (add_high_low_attributes): Emit DW_AT_entry_pc along with
26746 DW_AT_ranges if the first subblock is the entry point.
26748 2007-03-06 David Daney <ddaney@avtrex.com>
26750 * doc/install.texi (mips-*-*): Change recommended binutils
26753 2007-03-06 Anatoly Sokolov <aesok@post.ru>
26755 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
26756 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
26758 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26759 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26761 2007-03-06 Jan Hubicka <jh@suse.cz>
26763 * errors.h (warning, error, fatal, internal_error): Mark as cold.
26764 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
26766 (probably_cold_bb_p): Cold functions are cold.
26767 (probably_never_executed_bb_p): Cold functions are cold.
26768 (tree_bb_level_predictions): Predict calls to cold functions as not
26770 (compute_function_frequency): Check hot/cold attributes.
26771 * function.h (function_frequency): Update comments.
26772 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
26773 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
26774 (c_common_att): Add cold and hot.
26776 * doc/extend.texi (hot,cold attributes): Document.
26778 2007-03-06 Andrew Haley <aph@redhat.com>
26780 * function.c (expand_function_end): Move blockage to just after we
26781 emit the label for the naked return from the function.
26783 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26785 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
26788 2007-03-06 Jan Hubicka <jh@suse.cz>
26790 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
26791 loaded for constant large models. Non-large 64bit PIC can do.
26792 * config/i386/i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
26793 * cmodel.h: Add LARGE PIC.
26794 * config/i386/i386.md (UNSPEC_PLTOFF): New.
26795 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
26797 (*call_1_rex64): Disable for large models.
26798 (*call_1_rex64_large): New.
26799 (*call_value_1_rex64): Disable for large models.
26800 (*call_value_1_rex64_large): New.
26801 (set_rip_rex4): New.
26802 (set_got_offset_rex64): New.
26803 * config/i386/predicates.md (constant_call_address_operand): For
26804 large model constant calls are not possible.
26805 * config/i386/i386-protos.h (construct_plt_address): Declare.
26806 * config/i386/i386.c (override_options): Accept large models.
26807 (ix86_expand_prologue): Expand large PIC GOT pointer load.
26808 (legitimate_constant_p): Add new UNSPECs.
26809 (legitimate_pic_operand_p): Likewise.
26810 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
26811 (legitimize_pic_address): Do easy RIP relative way for TLS only for
26813 (output_pic_addr_const): Add PLTOFF.
26814 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
26815 (ix86_expand_move): Legitimize pic address when in PIC mode.
26816 (construct_plt_address): New function.
26817 (ix86_expand_call): Offload the address to register and use GOT
26818 pointer for large model.
26819 * invoke.texi (mcmodel=large): Update documentation.
26821 2007-03-06 Richard Henderson <rth@redhat.com>
26823 * config/i386/i386.c (x86_use_leave, x86_push_memory,
26824 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
26825 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
26826 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
26827 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
26828 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
26829 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
26830 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
26831 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
26832 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
26833 x86_partial_reg_dependency, x86_memory_mismatch_stall,
26834 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
26835 x86_sse_partial_reg_dependency, x86_sse_split_regs,
26836 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
26837 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
26838 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
26839 x86_schedule, x86_use_bt, x86_pad_returns,
26840 x86_use_xchgb): Merge into ...
26841 (ix86_tune_features): ... here. New array.
26842 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
26843 x86_bswap): Merge into ...
26844 (ix86_arch_features): ... here. New array.
26845 (x86_3dnow_a): Remove.
26846 (x86_accumulate_outgoing_args): Make static.
26847 (x86_arch_always_fancy_math_387): Make static.
26848 (ix86_tune_mask, ix86_arch_mask): Move ...
26849 (override_options): ... to local variables here. Apply the
26850 appropriate mask to each element of ix86_arch_features and
26851 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
26852 as were done in the old macros.
26853 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
26854 * config/i386/i386.h (x86_use_leave, x86_push_memory,
26855 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
26856 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
26857 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
26858 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
26859 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
26860 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
26861 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
26862 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
26863 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
26864 x86_partial_reg_dependency, x86_memory_mismatch_stall,
26865 x86_accumulate_outgoing_args, x86_prologue_using_move,
26866 x86_epilogue_using_move, x86_decompose_lea,
26867 x86_arch_always_fancy_math_387, x86_shift1,
26868 x86_sse_partial_reg_dependency, x86_sse_split_regs,
26869 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
26870 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
26871 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
26872 x86_use_incdec, x86_pad_returns, x86_bswap,
26873 x86_partial_flag_reg_stall): Remove.
26874 (enum ix86_tune_indices): New.
26875 (ix86_tune_features): New.
26876 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
26877 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
26878 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
26879 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
26880 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
26881 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
26882 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
26883 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
26884 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
26885 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
26886 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
26887 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
26888 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
26889 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
26890 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
26891 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
26892 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
26893 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
26894 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
26895 TARGET_EXT_80387_CONSTANTS): Use it.
26896 (enum ix86_arch_indices): New.
26897 (ix86_arch_features): New.
26898 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
26899 TARGET_BSWAP): Use it.
26900 (ix86_tune_mask, ix86_arch_mask): Remove.
26902 2007-03-06 Joseph Myers <joseph@codesourcery.com>
26905 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
26906 Define using $${sysroot_headers_suffix}.
26907 * configure: Regenerate.
26908 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
26909 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
26911 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
26912 * gcc.c (print_sysroot_headers_suffix): New.
26913 (option_map): Include --print-sysroot-headers-suffix.
26914 (display_help): Mention -print-sysroot-headers-suffix.
26915 (process_command): Handle -print-sysroot-headers-suffix.
26916 (do_spec_1): Append multilib directory to include-fixed path if
26917 sysroot suffixes in use.
26918 (main): Handle -print-sysroot-headers-suffix.
26919 * Makefile.in (start.encap): Don't depend on xlimits.h
26920 (xlimits.h): Remove.
26921 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
26922 limits.h for each multilib in fixinc_list.
26923 (fixinc_list, s-fixinc_list): New.
26924 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
26925 generate them for each multilib in fixinc_list.
26926 (stmp-fixproto): Use include-fixed. Run fixproto for each
26927 multilib in fixinc_list.
26928 (mostlyclean): Don't remove xlimits.h.
26929 (clean): Remove include-fixed.
26930 (real-install-headers-tar, real-install-headers-cpio,
26931 real-install-headers-cp): Don't copy include, only include-fixed.
26932 (install-mkheaders): Depend on fixinc_list. Don't depend on
26933 xlimits.h. Save limits.h files for each multilib in fixinc_list.
26934 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
26935 SYSTEM_HEADER_DIR setting in mkheaders.conf.
26937 2007-03-06 Jan Hubicka <jh@suse.cz>
26939 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
26942 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26944 * configure.ac: Allow tm_file to contain build-directory files.
26945 * configure: Regenerate.
26946 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
26947 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
26948 * config/m68k/print-sysroot-suffix.sh: New file.
26950 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26952 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
26953 of pic_offset_table_rtx if reload_completed.
26954 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
26955 PIC_OFFSET_TABLE_REGNUM.
26956 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
26958 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
26959 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
26961 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26963 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
26964 functions that call eh_return.
26966 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26968 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
26969 functions that need a constant pool.
26971 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26974 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
26975 (m68k_preferred_reload_class): Likewise.
26976 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
26977 (SECONDARY_RELOAD_CLASS): Define.
26978 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
26979 (LIMIT_RELOAD_CLASS): Delete.
26980 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
26981 registers from storing bytes.
26982 (m68k_secondary_reload_class): New function.
26983 (m68k_preferred_reload_class): Likewise.
26985 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26987 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
26989 (m68k_expand_prologue): Likewise.
26991 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26993 * config/m68k/m68k-protos.h (output_sibcall): Declare.
26994 (mips_expand_epilogue): Add a bool parameter.
26995 (m68k_legitimize_sibcall_address): Declare.
26996 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
26997 (m68k_expand_epilogue): Add a parameter to select between sibling
26998 and normal epilogues. Only generate a return for the latter.
26999 (m68k_ok_for_sibcall_p): New function.
27000 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
27001 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
27002 (sibcall_value, *sibcall_value): Likewise.
27003 (*call, *call_value): Require !SIBLING_CALL_P.
27004 (epilogue): Update call to m68k_expand_epilogue.
27005 (sibcall_epilogue): New pattern.
27006 * config/m68k/predicates.md (const_call_operand): Say that this
27007 predicate applies to sibling calls too.
27008 (sibcall_operand): New predicate.
27010 2007-03-06 Richard Sandiford <richard@codesourcery.com>
27012 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
27013 alternatives as movsi_cf.
27014 (movsf_cf_hard): Add commentary.
27016 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
27017 Richard Sandiford <richard@codesourcery.com>
27019 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
27020 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
27021 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
27022 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
27023 as being live on exit from an interrupt function.
27024 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
27025 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
27026 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
27027 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
27028 (m68k_interrupt_function_p): Globalize.
27029 (m68k_compute_frame_layout): Remove reverse mask code.
27030 (m68k_emit_movem, m68k_set_frame_related): New functions.
27031 (m68k_output_function_prologue): Delete in favor of...
27032 (m68k_expand_prologue): ...this new function.
27033 (m68k_output_function_epilogue): Delete in favor of...
27034 (m68k_expand_epilogue): ...this new function.
27035 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
27037 (print_operand): Handle %?.
27038 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
27039 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
27040 (prologue, epilogue): New patterns.
27041 (return): Turn into a define_expand.
27042 (*return): New pattern, derived from old "return" pattern. Use rte
27043 rather than rts for interrupt functions. Only use rtd if the pop
27045 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
27046 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
27047 (link, *link, unlink, *unlink, load_got): Likewise.
27049 2007-03-06 Richard Sandiford <richard@codesourcery.com>
27053 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
27054 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
27055 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
27056 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
27057 and m68k_matches_u_p.
27058 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
27059 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
27060 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
27061 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
27062 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
27063 (REG_STRICT_P): New macro.
27064 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
27065 PCREL_GENERAL_OPERAND_OK.
27066 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
27067 m68k_legitimate_base_reg_p.
27068 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
27069 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
27070 (PIC_CASE_VECTOR_ADDRESS): Update comment.
27071 * config/m68k/m68k.c (m68k_address): New structure.
27072 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
27073 (m68k_decompose_index, m68k_legitimate_constant_address_p)
27074 (m68k_jump_table_ref_p, m68k_decompose_address)
27075 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
27076 (m68k_matches_u_p): New functions.
27077 (print_operand_address): Rewrite to use m68k_decompose_index.
27079 2007-03-05 David Taylor <dtaylor@emc.com>
27081 * gcc.c: Correct copyright date in --version output.
27083 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27085 * pa.md: In unamed move patterns, disparge copies between general
27086 and floating point registers using '?' modifier. Don't include 'f'
27087 constraint for register preferences in DImode, SImode, HImode and
27088 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
27089 Remove constraints for copies between general and floating registers
27090 in soft-float DFmode pattern.
27091 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
27095 2007-03-05 Mike Stump <mrs@apple.com>
27097 * c-common.c (targetcm): Add.
27098 * c-opts.c (c_common_handle_option): Handle language specific
27100 * opts.c (handle_option): Verify language for target options, if
27102 * opth-gen.awk: Add CL_LANG_ALL.
27103 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
27104 (TARGETCM_INITIALIZER): Add.
27105 * target.h (struct gcc_targetcm): Add.
27107 * targhooks.c (default_handle_c_option): Add.
27108 * targhooks.h (default_handle_c_option): Add.
27109 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
27111 * config/darwin.opt (iframework): Add.
27112 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
27113 * config/darwin-c.c (handle_c_option): Add.
27114 (TARGET_HANDLE_C_OPTION): Add.
27116 * doc/invoke.texi (Darwin Options): Add -iframework.
27118 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27120 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
27123 2007-03-05 Ian Lance Taylor <iant@google.com>
27125 * c.opt (fgnu89-inline): New option.
27126 * c-opts.c (c_common_post_options): Set default value for
27128 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
27129 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
27131 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
27132 (grokdeclarator, start_function): Likewise.
27133 * c-cppbuiltin.c (c_cpp_builtins): Define either
27134 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
27135 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
27136 (C Dialect Options): Document -fgnu89-inline.
27137 * doc/extend.texi (Function Attributes): Explain what the
27138 gnu_inline attribute does.
27139 * doc/cpp.texi (Common Predefined Macros): Document
27140 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
27142 2007-03-05 Ian Lance Taylor <iant@google.com>
27144 PR tree-optimization/31034
27145 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
27146 half-range if the other side is an overflow infinity.
27148 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
27150 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
27151 (bfin*-linux-uclibc*): New configuration.
27152 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
27154 * config/bfin/linux.h: New file.
27155 * config/bfin/libgcc-bfin.ver: New file.
27156 * config/bfin/t-bfin-uclinux: New file.
27157 * config/bfin/t-bfin-linux: New file.
27158 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
27159 (TARGET_OS_CPP_BUILTINS): New macro.
27161 2007-03-05 Richard Guenther <rguenther@suse.de>
27163 * fold-const.c (fold_binary): Remove duplicate folding
27164 of comparison of non-null ADDR_EXPR against null.
27166 2007-03-05 Richard Guenther <rguenther@suse.de>
27167 Dorit Nuzman <dorit@il.ibm.com>
27169 PR tree-optimization/26420
27170 * tree-vectorizer.c (vectorize_loops): Bail out early if there
27171 are no loops in the function. Only print the number of
27172 vectorized loops if it is greater than zero or we are supposed
27173 to print information about unvectorized loops.
27175 2007-03-05 Revital Eres <eres@il.ibm.com>
27177 * gcc.dg/var-expand1.c: New test.
27178 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
27179 when an accumulator is expanded.
27181 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27184 * c-common.c (convert_and_check): Don't give warnings for
27185 conversion if 'expr' already overflowed.
27187 2007-03-04 Roger Sayle <roger@eyesopen.com>
27189 PR middle-end/30744
27190 * fold-const.c (fold_comparison): Enforce type consistency when
27191 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
27193 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
27195 * tree-ssa-address.c (create_mem_ref): Do not put an expression
27196 containing a cast to the base of TARGET_MEM_REF.
27198 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
27200 * tree.c (tree_contains_struct_check_failed): Remove spurious
27201 whitespace from error message.
27203 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
27206 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
27207 instead of precision.
27209 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
27210 Nathan Sidwell <nathan@codesourcery.com>
27212 * emit-rtl.c (find_auto_inc): New.
27213 (try_split): recreate REG_INC notes,
27214 Use regular for loops rather than whiles.
27216 2007-03-03 Andreas Schwab <schwab@suse.de>
27218 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
27219 * configure: Regenerate.
27221 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27223 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
27224 flag_rounding_math, not flag_unsafe_math_optimizations.
27226 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
27228 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
27229 alpha_fold_vector_minmax): Likewise.
27230 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
27231 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
27233 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
27235 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
27236 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
27237 if the lhs has side-effects.
27238 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
27240 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
27242 * config/i386/i386.h (TUNEMASK): Remove define.
27243 (ARCHMASK): Remove define.
27244 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
27245 Use ix86_arch_mask variable instead of ARCHMASK.
27246 * config/i386/i386.c (override_options): Ditto.
27247 (standard_80387_constant_p): Ditto.
27249 2007-03-02 Ian Lance Taylor <iant@google.com>
27251 Used signed infinities in VRP.
27252 * tree-vrp.c (uses_overflow_infinity): New static function.
27253 (supports_overflow_infinity): New static function.
27254 (make_overflow_infinity): New static function.
27255 (negative_overflow_infinity): New static function.
27256 (positive_overflow_infinity): New static function.
27257 (is_negative_overflow_infinity): New static function.
27258 (is_positive_overflow_infinity): New static function.
27259 (is_overflow_infinity): New static function.
27260 (overflow_infinity_range_p): New static function.
27261 (compare_values_warnv): New function split out of compare_values.
27262 (compare_value): Call it.
27263 (set_value_range_to_nonnegative): Add overflow_infinity
27264 parameter. Change caller.
27265 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
27267 (vrp_expr_computes_nonzero): Likewise.
27268 (compare_ranges, compare_range_with_value): Likewise.
27269 (compare_name_with_value, compare_names): Likewise.
27270 (vrp_evaluate_conditional): Likewise.
27271 (set_value_range): Handle infinity
27272 (vrp_operand_equal_p, operand_less_p): Likewise.
27273 (extract_range_from_assert): Likewise.
27274 (vrp_int_const_binop): Likewise.
27275 (extract_range_from_binary_expr): Likewise.
27276 (extract_range_from_unary_expr): Likewise.
27277 (extract_range_from_comparison): Likewise.
27278 (extract_range_from_expr): Likewise.
27279 (dump_value_range): Likewise.
27280 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
27281 (test_for_singularity): Likewise.
27282 (vrp_int_const_binop): Remove inline qualifier.
27283 (adjust_range_with_scev): Add comment.
27284 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
27286 2007-03-02 Diego Novillo <dnovillo@redhat.com>
27288 * tree-ssa-structalias.c (could_have_pointers): Tidy.
27289 (get_constraint_for): Likewise.
27290 (do_structure_copy): Likewise.
27291 (find_func_aliases): Fix references to MODIFY_EXPR.
27292 (intra_create_variable_infos): Tidy.
27293 * tree-ssa-operands.c (add_virtual_operand): Add argument
27295 When adding members of alias sets, if IS_CALL_SITE is true and
27296 the symbol is not call-clobbered, skip it.
27297 Adjust all callers.
27299 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
27301 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
27302 entry by means of emit_insn_at_entry.
27304 2007-03-02 Richard Henderson <rth@redhat.com>
27306 * expr.h (promoted_input_arg): Remove decl.
27307 * function.c (promoted_input_arg): Merge into ...
27308 * combine.c (setup_incoming_promotions): ... only caller.
27309 Rearrange to avoid double loop.
27311 2007-03-02 Ben Elliston <bje@au.ibm.com>
27312 Peter Bergner <bergner@vnet.ibm.com>
27313 Janis Johnson <janis187@us.ibm.com>
27315 * config/rs6000/dfp.md: New file.
27316 * config/rs6000/rs6000.md: Include dfp.md.
27317 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
27318 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
27319 and TDmode decimal float modes in FP registers.
27320 (num_insns_constant): Likewise.
27321 (rs6000_legitimate_offset_address_p): Likewise.
27322 (rs6000_legitimize_address): Likewise.
27323 (rs6000_legitimize_reload_address): Likewise.
27324 (rs6000_legitimate_address): Likewise.
27325 (rs6000_emit_move): Likewise.
27326 (function_arg_boundary): Likewise.
27327 (function_arg_advance): Likewise.
27328 (rs6000_darwin64_record_arg_recurse): Likewise.
27329 (function_arg): Likewise.
27330 (rs6000_gimplify_va_arg): Likewise.
27331 (rs6000_split_multireg_move): Likewise.
27332 (rs6000_output_function_epilogue): Likewise.
27333 (rs6000_output_function_epilogue): Likewise.
27334 (rs6000_register_move_cost): Likewise.
27335 (rs6000_function_value): Likewise.
27336 (rs6000_libcall_value): Likewise.
27338 2007-03-02 Richard Sandiford <richard@codesourcery.com>
27340 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
27342 2007-03-02 Richard Sandiford <richard@codesourcery.com>
27344 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
27345 Use $MULTIDIR to choose between the kernel and RTP headers,
27346 and use $WIND_BASE and $WIND_USR to locate them.
27348 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
27350 * config/i386/i386.c (override_options): Put initialization of
27351 ix86_tune_mask and ix86_arch_mask to the correct place.
27353 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
27354 Michael Meissner <michael.meissner@amd.com>
27357 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
27358 (ARCHMASK): Define.
27359 (TARGET_CMOVE): Use ARCHMASK.
27360 (TARGET_CMPXCHG): Ditto.
27361 (TARGET_CMPXCHG8B): Ditto.
27362 (TARGET_XADD): Ditto.
27363 (TARGET_BSWAP): Ditto.
27364 * config/i386/i386.c (ix86_tune_mask): New global variable.
27365 (ix86_arch_mask): Ditto.
27366 (override_options): Initialize ix86_tune_mask and
27367 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
27370 2007-03-02 Ben Elliston <bje@au.ibm.com>
27373 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
27375 2007-03-02 Joseph Myers <joseph@codesourcery.com>
27377 * target.h (init_dwarf_reg_sizes_extra): New target hook.
27378 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
27379 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
27380 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
27382 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
27383 rs6000_init_dwarf_reg_sizes_extra): New.
27384 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
27385 SPE register high parts.
27387 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
27389 * Makefile.in: Add install-pdf target as
27390 copied from automake v1.10 rules.
27391 * configure.ac: Add install-pdf to target list.
27392 * configure: Regenerate.
27394 2007-03-01 Paul Brook <paul@codesourcery.com>
27396 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
27397 modes to LDRD for DImode.
27398 (output_move_double): Fixup out of range ldrd/strd.
27399 (vfp_secondary_reload_class): Rename...
27400 (coproc_secondary_reload_class): ... to this. Add wb argument.
27401 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
27402 coproc_secondary_reload_class for CLASS_IWMMXT.
27403 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
27404 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
27406 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
27408 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
27409 unroll factor by the estimated number of iterations.
27410 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
27411 than prefetch latency.
27413 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
27414 decode_caches_intel, detect_caches_intel): New functions.
27415 (host_detect_local_cpu): Use detect_caches_amd and
27416 detect_caches_intel.
27418 2007-03-01 Richard Henderson <rth@redhat.com>
27420 * expr.c (emit_move_complex_push): Export.
27421 (emit_move_complex_parts): Split out from ...
27422 (emit_move_complex): ... here.
27423 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
27424 * config/i386/i386.md (movcdi): New.
27426 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
27428 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
27429 size of mode1 to check for tieable modes in MMX case.
27431 2007-03-01 Richard Sandiford <richard@codesourcery.com>
27433 * Makefile.in (rtlanal.o): Depend on tree.h.
27434 * rtl.h (offset_within_section_p, split_const): Declare.
27435 * rtlanal.c: Include tree.h.
27436 (offset_within_block_p): New function, taken from
27437 mips_offset_within_object_p.
27438 (split_const): New function, taken from mips_split_const.
27439 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
27441 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
27442 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
27443 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
27444 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
27445 (m68k_illegitimate_symbolic_constant_p): New function.
27446 * config/m68k/m68k.md (movsi): Remove misleading predicates.
27447 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
27448 symbolic constant that might be outside the symbol's section,
27449 move the symbol first and then add the offset.
27450 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
27452 * config/mips/mips.c (mips_split_const): Delete.
27453 (mips_offset_within_object_p): Delete.
27454 (mips_symbolic_constant_p): Use offset_within_section_p and
27455 split_const instead of mips_offset_within_object_p and
27457 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
27458 (mips_legitimize_const_move, print_operand_reloc)
27459 (mips_dangerous_for_la25_p): Use split_const instead of
27462 2007-02-28 Eric Christopher <echristo@apple.com>
27464 * Makefile.in (install-include-dir): Don't rm -rf include.
27466 2007-02-28 Richard Guenther <rguenther@suse.de>
27468 PR middle-end/30364
27469 * fold-const.c (fold_binary): Do not associate expressions
27470 with more than one variable for integer types that do not wrap.
27472 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
27474 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
27475 Delete, and replace with...
27476 (fold_builtin_call_array): This. Update callers to use it.
27477 * fold-const.c (fold_build_call_list): Delete, and replace with...
27478 (fold_build_call_array): This.
27479 (fold_build_call_list_initializer): Delete, and replace with...
27480 (fold_build_call_array_initializer): This.
27481 * tree.h: Update declarations to reflect above changes.
27483 * c-typeck.c (build_function_call): Store converted arguments
27484 in a stack-allocated array instead of building a list.
27485 (convert_arguments): Store arguments in the array passed in as an
27486 argument, and return the actual number of arguments.
27487 * c-format.c: (check_function_format): Pass arguments in an
27488 array instead of a list.
27489 * c-common.c (check_function_nonnull): Likewise.
27490 (check_function_sentinel): Likewise.
27491 (check_function_arguments): Likewise.
27492 * c-common.h: Update declarations to reflect above changes.
27494 2007-02-28 Jan Hubicka <jh@suse.cz>
27496 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
27497 PRED_NEGATIVE_RETURN): Update outcomes.
27499 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
27501 * calls.c (emit_library_call_value_1): Handle partial registers
27502 correctly when building up CALL_INSN_FUNCTION_USAGE.
27504 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27506 * pa/predicates.md (move_src_operand): Allow zero for mode.
27507 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
27510 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
27513 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
27514 *movv2df_internal): Enable pattern only for valid operand
27516 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
27517 tie only 128bit modes. For MMX registers, tie only 64bit modes.
27519 2007-02-27 Mike Stump <mrs@apple.com>
27521 * config/darwin-crt3.c: Avoid compilation when compiling for a
27524 2007-02-27 Joseph Myers <joseph@codesourcery.com>
27526 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
27528 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
27529 for fixed headers and limits.h.
27530 (install-include-dir, install-headers-tar, install-headers-cpio,
27531 install-headers-cp, real-install-headers-tar,
27532 real-install-headers-cpio, real-install-headers-cp): Handle
27533 include-fixed as well as include.
27534 (install-mkheaders): Don't install files that go only in include
27536 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
27537 from GCC_INCLUDE_DIR.
27538 * gcc.c (process_command): Remove special -BstageN/ handling.
27539 (do_spec_1): Add include-fixed directories.
27541 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
27543 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
27545 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
27547 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
27550 2007-02-27 Mark Mitchell <mark@codesourcery.com>
27552 * c-common.c (get_priority): Add check for
27553 SUPPORTS_INIT_PRIORITY.
27555 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
27557 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
27559 * config/bfin/bfin.c: Include "cfglayout.h".
27560 (MAX_LSETUP_DISTANCE): New macro.
27561 (struct loop_info): New members incoming, incoming_src and
27562 incoming_dest. Delete member predecessor.
27563 (length_for_loop): New function.
27564 (bfin_optimize_loop): Handle more different loop structures.
27565 (bfin_discover_loop): Rework detection of predecessor blocks by
27566 examining incoming edges.
27567 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
27569 (bfin_reorder_loops): New function.
27570 (bfin_reorg_loops): Use these three new functions.
27572 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
27573 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
27574 (CONSTRAINT_LEN): Add entry for 'q'.
27575 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
27576 Add 'q' constraints.
27577 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
27578 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
27580 * config/bfin/bfin.md (add_with_carry): New pattern.
27581 (s_or_u, su_optab, su_modifier): New code macros/attrs.
27582 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
27583 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
27584 support unsigned multiplies too. Removed incorrect commutativity from
27585 operand 1 constraint where appropriate.
27586 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
27588 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
27589 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
27591 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
27592 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
27593 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
27594 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
27595 usmulhisi_hh_huh): New patterns.
27597 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
27598 lshifthi3): Fix output template to use half reg for operand 2.
27600 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
27603 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
27605 2007-02-27 Andreas Schwab <schwab@suse.de>
27607 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
27609 2007-02-27 Jan Hubicka <jh@suse.cz>
27611 * predict.c (last_basic_block_p): Remove.
27612 (tree_estimate_probability): Update return heuristic for commonized
27615 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
27617 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
27619 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
27621 * doc/include/gcc-common.texi (versionsubtitle): New macro.
27622 * doc/cpp.texi: Standardize title page.
27623 * doc/cppinternals.texi: Likewise.
27624 * doc/gcc.texi: Standardize title page, remove version number
27625 from copyright page.
27626 * doc/gccint.texi: Likewise.
27627 * doc/install.texi: Standardize title page, add table of
27630 2007-02-26 Jan Hubicka <jh@suse.cz>
27632 * predict.def: Set outcomes according to more recent results.
27633 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
27634 Remove dead predictors.
27635 * predict.c (return_prediction): Fix pasto.
27637 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
27639 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
27640 change; avoid a memory leak when returning early.
27642 2007-02-26 Mark Mitchell <mark@codesourcery.com>
27644 * c-decl.c (static_ctors): Move to c-common.c.
27645 (static_dtors): Likewise.
27646 (finish_function): Use c_record_cdtor_fn.
27647 (build_cdtor): Move to c-common.c.
27648 (c_write_global_declarations): Use c_build_cdtor_fns.
27649 * c-common.h (static_ctors): Declare.
27650 (static_dtors): Likewise.
27651 (c_record_cdtor_fn): Likewise.
27652 (c_build_cdtor_fns): Likewise.
27653 * c-common.c (static_ctors): New variable.
27654 (static_dtors): Likewise.
27655 (c_record_cdtor_fn): New function.
27656 (build_cdtor): Move from c-decl.c
27657 (c_build_cdtor_fns): New function.
27659 * output.h (assemble_addr_to_section): Declare.
27660 (get_cdtor_priority_section): Likewise.
27661 * varasm.c (assemble_addr_to_section): New function.
27662 (get_cdtor_priority_section): Likewise.
27663 (default_named_section_asm_out_destructor): Use them.
27664 (destor_dtor_section_asm_out_destructor): Likewise.
27665 (default_named_section_asm_out_constructor): Likewise.
27666 (default_ctor_section_asm_out_constructor): Likewise.
27667 * config.gcc (*-*-vxworks*): Include vxworks.o.
27668 * config/t-vxworks (vxworks.o): New target.
27669 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
27670 (TARGET_ASM_CONSTRUCTOR): Define.
27671 (TARGET_ASM_DESTRUCTOR): Likewise.
27672 (vxworks_asm_out_constructor): Declare.
27673 (vxworks_asm_out_destructor): Likewise.
27675 * c-common.c (get_priority): Check that we have not just an
27676 INTEGER_CST, but an integer constant with integeral type.
27678 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
27680 PR tree-optimization/30938
27681 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
27682 use &dt[nargs-1] instead of &dt[nargs] in the call to
27683 vect_is_simple_use().
27685 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
27687 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
27688 from register elimination as PRE_MODIFY / POST_MODIFY increments.
27689 Do not attempt to handle MEM inside auto-inc expressions.
27690 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
27691 of a register modified by an auto-inc expression. However, do handle
27692 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
27693 (elimination_effects): Prohibit elimination of a register modified
27694 by an auto-inc expression. Disable register elimination rules whose
27695 target register is modified by an auto-inc expression with variable
27698 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
27700 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
27702 (array_at_struct_end_p): New function.
27703 (idx_infer_loop_bounds): Use it.
27704 (estimate_numbers_of_iterations_loop): Export.
27705 * predict.c (predict_loops): Use estimated_loop_iterations_int.
27706 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
27707 (tree_estimate_probability): Call record_loop_exits.
27708 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
27709 (estimated_loop_iterations, estimated_loop_iterations_int,
27710 estimated_loop_iterations_tree): New functions.
27711 (analyze_siv_subscript_cst_affine,
27712 compute_overlap_steps_for_affine_1_2,
27713 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
27714 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
27715 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
27716 (PRED_LOOP_ITERATIONS_GUESSED): New.
27717 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
27718 * cfgloop.h (estimate_numbers_of_iterations_loop,
27719 estimated_loop_iterations_int): Declare.
27721 2007-02-25 Mark Mitchell <mark@codesourcery.com>
27723 * doc/extend.texi: Document optional priority argument to
27724 constructors and destructors.
27725 * tree.c (init_priority_for_decl): Adjust GTY markers.
27726 (init_ttree): Use priority-info hash functions for
27727 init_priority_for_decl.
27728 (tree_map_eq): Rename to ...
27729 (tree_map_base_eq): ... this.
27730 (tree_map_marked_p): Rename to ...
27731 (tree_map_base_marked_p): ... this.
27732 (tree_map_base_hash): New function.
27733 (decl_init_priority_lookup): Rework.
27734 (decl_fini_priority_lookup): New function.
27735 (decl_priority_info): New function.
27736 (decl_init_priority_insert): Use it.
27737 (decl_fini_priority_insert): Likewise.
27738 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
27740 (decl_restrict_base_insert): Likewise.
27741 (decl_debug_expr_insert): Likewise.
27742 (decl_value_expr_lookup): Likewise.
27743 (decl_value_expr_insert): Likewise.
27744 * tree.h (priority_type): New type.
27745 (decl_init_priority_lookup): Use priority_type.
27746 (decl_fini_priority_lookup): New function.
27747 (decl_init_priority_insert): Use priority_type.
27748 (decl_fini_priority_insert): New function.
27749 (DECL_HAS_INIT_PRIORITY): Tweak comments.
27750 (DECL_INIT_PRIORITY): Likewise.
27751 (SET_DECL_INIT_PRIORITY): Add comment.
27752 (DECL_FINI_PRIORITY): New macro.
27753 (SET_DECL_FINI_PRIORITY): Likewise.
27754 (DEFAULT_INIT_PRIORITY): Document.
27755 (MAX_INIT_PRIORITY): Likewise.
27756 (MAX_RESERVED_INIT_PRIORITY): Likewise.
27757 (tree_map_base): New type.
27758 (tree_map_base_eq): New function.
27759 (tree_map_base_hash): Likewise.
27760 (tree_map_base_marked_p): Likewise.
27761 (tree_map): Inherit from tree_map_base.
27762 (tree_map_eq): Make it a macro.
27763 (tree_map_marked_p): Likewise.
27764 (tree_int_map): Inherit from tree_map_base.
27765 (tree_int_map_eq): Make it a macro.
27766 (tree_int_map_hash): Likewise.
27767 (tree_int_map_marked_p): Likewise.
27768 (tree_priority_map): New type.
27769 (tree_priority_map_eq): New macro.
27770 (tree_priority_map_hash): Likewise.
27771 (tree_priority_map_marked_p): Likewise.
27772 * varasm.c (emults_decl): Adjust for refactoring of tree_map
27774 (emutls_common_1): Likewise.
27775 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
27776 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
27777 of tree_map hierarchy.
27778 * tree-cfg.c (move_stmt_r): Likewise.
27779 (new_label_mapper): Likewise.
27780 * c-tree.h (c_expand_body): Move to ...
27781 * c-common.h (c_expand_body): ... here.
27782 * c-decl.c (c_expand_body): Move to ...
27783 * c-common.c (c_expand_body): ... here.
27784 (c_common_attribute_table): Allow 1 argument for the constructor
27785 and destructor attributes.
27786 (get_priority): New function.
27787 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
27788 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
27790 2007-02-24 Jan Hubicka <jh@suse.cz>
27792 PR middle-end/30509
27793 * tree-inline.c (copy_bb): Produce exact copy of EH info when
27794 copying for inlining.
27796 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
27797 Jan Hubicka <jh@suse.cz>
27800 * cofnig/i386/i386.c (counter_mode): New function.
27801 (expand_set_or_movmem_via_loop): Use it.
27802 (expand_movmem_epilogue): Likewise; fix pasto.
27803 (ix86_expand_movmem): Do emit guard even for constant counts.
27804 (ix86_expand_setmem): Likewise.
27806 2007-02-25 Nick Clifton <nickc@redhat.com>
27808 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
27809 (JUMP_TABLES_IN_TEXT_SECTION): Define.
27811 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
27814 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
27815 count argument with 0x10, not with 0x16.
27816 (expand_setmem_epilogue): Ditto.
27818 2007-02-24 Mike Stump <mrs@apple.com>
27820 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
27823 2007-02-24 Richard Guenther <rguenther@suse.de>
27825 PR middle-end/30951
27826 * fold-const.c (fold_binary): Fold x +- CST op x for
27827 EQ_EXPR and NE_EXPR.
27829 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27831 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
27833 2007-02-24 Jan Hubicka <jh@suse.cz>
27835 * cgraphunit.c (decide_is_function_needed): Honor
27836 -fkeep-inline-functions.
27838 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27840 * builtins.c (fold_builtin_modf): New.
27841 (fold_builtin_2): Use it.
27843 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
27845 * loop-iv.c (implies_p): Detect additional cases where A implies B.
27846 (determine_max_iter): Take additional LOOP arg; all callers changed.
27847 Lose broken logic dealing with PLUS. Try to limit the upper bound by
27848 one using simplifications.
27849 (simplify_using_initial_values): Return if the expression becomes
27850 invalid due to altered regs.
27852 2007-02-23 DJ Delorie <dj@redhat.com>
27854 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
27856 2007-02-23 Mike Stump <mrs@apple.com>
27858 * tlink.c (scan_linker_output): Parse linker messages from
27859 darwin9's linker better.
27861 2007-02-23 Steve Ellcey <sje@cup.hp.com>
27864 * varpool.c (varpool_assemble_pending_decls): Set
27865 varpool_last_needed_node to null.
27867 2007-02-23 DJ Delorie <dj@redhat.com>
27869 * config/i386/i386.c (ix86_data_alignment): Don't specify an
27870 alignment bigger than the object file can handle.
27872 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
27875 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
27876 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
27877 (*movsf_1): Penalize MMX moves.
27879 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
27881 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
27882 2^32-1 or more times unless flag_unsafe_loop_optimizations.
27884 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
27886 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27888 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
27889 (fold_builtin_1): Use them.
27890 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
27891 BUILT_IN_SIGNIFICAND.
27893 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
27895 * config/i386/i386.c (bdesc_1arg): Initialize
27896 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
27897 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
27898 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
27899 and IX86_BUILTIN_MOVSLDUP.
27901 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
27903 PR rtl-optimization/30841
27904 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
27906 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27908 * builtins.c (fold_builtin_frexp): New.
27909 (fold_builtin_2): Use it.
27911 2007-02-22 Mark Mitchell <mark@codesourcery.com>
27913 * doc/invoke.texi (Spec Files): Document getenv spec function.
27915 * gcc.c (getenv_spec_function): New function.
27916 (static_spec_functions): Add it.
27917 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
27918 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
27921 2007-02-22 Michael Matz <matz@suse.de
27924 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
27925 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
27927 2007-02-22 Ian Lance Taylor <iant@google.com>
27930 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
27931 (mem_loc_descriptor): Call it.
27933 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
27934 Ira Rosen <irar@il.ibm.com>
27936 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
27938 2007-02-22 Ira Rosen <irar@il.ibm.com>
27940 PR tree-optimization/30843
27941 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
27942 stores only after all the group is vectorized.
27944 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
27946 PR tree-optimization/30858
27947 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
27948 in the reduction cycle have a single use in the loop.
27949 * tree-vectorizer.h (relevant): Add documentation.
27951 2007-02-20 Mike Stump <mrs@apple.com>
27953 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
27954 * configure: Regenerate.
27956 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
27958 Change the defaults of some parameters and options.
27959 * config/spu/spu-protos.h (spu_optimization_options): Declare.
27960 * config/spu/spu.c (spu_optimization_options): Add.
27961 (spu_override_options): Change params in spu_optimization_options.
27962 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
27964 Register 127 is only 16 byte aligned when used as a frame pointer.
27965 * config/spu/spu-protos.h (spu_init_expanders): Declare.
27966 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
27967 HARD_FRAME_POINTER_REGNUM.
27968 (spu_legitimate_address): Use regno_aligned_for_reload.
27969 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
27970 aligned when frame_pointer_needed is true.
27971 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
27973 * config/spu/spu.h (INIT_EXPANDERS): Define.
27975 Make sure shift and rotate instructions have valid immediate operands.
27976 * config/spu/predicates.md (spu_shift_operand): Remove.
27977 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
27978 * config/spu/constraints.md (W, O): Extend range.
27979 * config/spu/spu.md (umask, nmask): Define.
27980 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
27981 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
27982 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
27983 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
27984 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
27985 (lshr<mode>3_reg): Fix rtl description.
27987 Make sure mulhisi immediate operands are valid.
27988 * config/spu/predicates.md (imm_K_operand): Add.
27989 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
27991 Generate constants using fsmbi and andi.
27992 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
27993 (print_operand, spu_split_immediate, classify_immediate,
27994 fsmbi_const_p): Handle IC_FSMBI2.
27996 Correctly handle a CONST_VECTOR containing symbols.
27997 * config/spu/spu.c (print_operand): Handle HIGH correctly.
27998 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
27999 (immediate_load_p): Allow symbols that use 2 instructions to create.
28000 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
28001 with symbols when flag_pic is set.
28002 (const_vector_immediate_p): New.
28003 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
28004 accept a CONST_VECTOR with symbols.
28005 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
28006 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
28008 * config/spu/spu.md (high, low): Delete.
28009 (low_<mode>): Define.
28011 Remove INTRmode and INTR_REGNUM, which didn't work.
28012 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
28014 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
28015 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
28016 peephole2 pattern): Don't use INTR or 131.
28017 (movintrcc): Delete.
28018 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
28019 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
28020 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
28021 (UNSPEC_SET_INTR): Add.
28022 * config/spu/spu-modes.def (INTR): Remove.
28024 More accurate warnings about run-time relocations.
28025 * config/spu/spu.c (reloc_diagnostic): Test in_section.
28027 Correctly warn about immediate arguments to specific intrinsics.
28028 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
28029 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
28030 the instruction predicate.
28032 Fix tree check errors with latest update.
28033 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
28035 (spu_expand_builtin): Use CALL_EXPR_FN.
28037 Add missing specific intrinsics.
28038 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
28040 * config/spu/spu_internals.h: Ditto.
28042 Fix incorrect operand modifiers.
28043 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
28044 * config/spu/spu.md (xor<mode>3): Change %S to %J.
28046 Optimize one case of zero_extend of a vec_select.
28047 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
28049 Accept any immediate for hbr.
28050 * config/spu/spu.md (hbr): Change s constraints to i.
28052 2007-02-21 Paul Brook <paul@codesourcery.com>
28054 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
28055 condexec_count when skipping USE and CLOBBER.
28057 2007-02-21 Nick Clifton <nickc@redhat.com>
28059 * common.opt (Warray-bounds): Add Warning attribute.
28060 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
28062 (fsized-zeroes): Add Optimization attribute.
28063 (fsplit-wide-types, ftree-scev-cprop): Likewise.
28064 * c.opt (Wc++0x-compat): Add Warning attribute.
28066 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
28068 PR middle-end/30761
28069 * reload1.c (eliminate_regs_in_insn): In the single_set special
28070 case, attempt to re-recognize the insn before falling back to
28071 having reload fix it up.
28073 2007-02-20 Eric Christopher <echristo@gmail.com>
28075 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
28076 Rewrite accordingly.
28077 (frv_read_iacc_argument): Ditto.
28078 (frv_expand_set_builtin): Take a call instead of arglist, update for
28080 (frv_expand_unop_builtin): Ditto.
28081 (frv_expand_binop_builtin): Ditto.
28082 (frv_expand_cut_builtin): Ditto.
28083 (frv_expand_binopimm_builtin): Ditto.
28084 (frv_expand_voidbinop_builtin): Ditto.
28085 (frv_expand_int_void2arg): Ditto.
28086 (frv_expand_prefetches): Ditto.
28087 (frv_expand_voidtriop_builtin): Ditto.
28088 (frv_expand_voidaccop_builtin): Ditto.
28089 (frv_expand_load_builtin): Ditto.
28090 (frv_expand_store_builtin): Ditto.
28091 (frv_expand_mdpackh_builtin): Ditto.
28092 (frv_expand_mclracc_builtin): Ditto.
28093 (frv_expand_mrdacc_builtin): Ditto.
28094 (frv_expand_mwtacc_builtin): Ditto.
28095 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
28098 2007-02-20 Janis Johnson <janis187@us.ibm.com>
28100 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
28101 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
28103 (HAVE_GAS_DFP): Check for assembler support of decimal floating
28104 point instructions.
28105 * configure: Regenerate.
28106 * config.in: Regenerate.
28107 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
28108 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
28109 masks to power6 and power6x and to POWERPC_MASKS.
28110 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
28112 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
28113 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
28114 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
28115 Access PROTOTYPE as variable, not mask.
28117 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
28119 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
28120 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
28121 * combine.c (adjust_for_new_dest): Use it.
28122 * postreload.c (reload_combine): Likewise.
28124 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
28126 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
28127 notes on an insn with multiple sets, even if single_set returns
28128 non-NULL for that insn.
28130 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28132 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
28133 scalbn and scalbln.
28135 2007-02-20 Geoffrey Keating <geoffk@apple.com>
28137 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
28138 if user didn't pass it.
28139 * config/i386/darwin.h (CC1_SPEC): Likewise.
28140 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
28141 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
28142 -mmacosx-version-min.
28144 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28145 Uros Bizjak <ubizjak@gmail.com>
28147 * optabs.h (enum optab_index): Add new OTI_scalb.
28148 (scalb_optab): Define corresponding macro.
28149 * optabs.c (init_optabs): Initialize scalb_optab.
28150 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
28152 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
28153 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
28154 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
28155 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
28156 flag_unsafe_math_optimizations is set.
28158 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
28159 to implement scalbf, scalb and scalbl built-ins as inline x87
28162 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28163 DJ Delorie <dj@redhat.com>
28166 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
28167 (diagnostic_report_diagnostic): ... here, and turn them into real
28168 errors. If warnings are inhibited, no need to do anything.
28170 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
28172 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
28173 better code generation.
28175 2007-02-20 Ben Elliston <bje@au.ibm.com>
28177 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
28179 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
28181 * config/alpha/alpha.c, config/alpha/alpha.md,
28182 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
28183 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
28184 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
28185 config/arm/lib1funcs.asm: Follow spelling conventions.
28187 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
28188 config/fr30/fr30.md, config/i386/i386.h,
28189 config/iq2000/iq2000.h, config/iq2000/predicates.md,
28190 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
28191 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
28192 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
28193 config/rs6000/altivec.md, config/rs6000/rs6000.c,
28194 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
28195 config/sparc/sparc.c, config/sparc/sparc.h,
28196 config/sparc/sparc.md, config/spu/constraints.md,
28197 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
28200 2007-02-20 Alan Modra <amodra@bigpond.net.au>
28203 * varasm.c (use_blocks_for_decl_p): Return false for decls with
28206 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
28208 * doc/invoke.texi (-ftree-lrs): Remove.
28210 2007-02-19 Diego Novillo <dnovillo@redhat.com>
28212 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
28215 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
28217 * config/ia64/ia64.c (ia64_expand_builtin): Use the
28218 new CALL_EXPR_FN macro for retrieving the function
28219 declaration of the input expression.
28221 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28223 * c.opt (Waddress): New.
28224 * common.opt (Walways-true): Delete.
28225 (Wstring-literal-comparison): Delete.
28226 * doc/invoke.texi (Warning Options): Delete -Walways-true and
28227 -Wstring-literal-comparison. Add -Waddress.
28229 (Walways-true): Delete.
28230 (Wstring-literal-comparison): Delete.
28231 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
28232 consistently instead of -Walways-true in example.
28233 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
28234 * c-typeck.c (parser_build_binary_op): Replace
28235 -Wstring-literal-comparison and -Walways-true with -Waddress.
28236 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
28239 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
28241 * tree-cfg.c (dump_function_to_file): Be prepared for functions
28242 without DECL_STRUCT_FUNCTION initialized.
28244 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
28246 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
28247 due to calls to functions taking pointers as parameters.
28249 2007-02-19 Richard Henderson <rth@redhat.com>
28252 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
28255 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
28257 * config/s390/s390.c (s390_call_saved_register_used,
28258 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
28259 accessed to the new scheme.
28261 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
28263 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
28264 (cris_print_index, cris_print_operand, cris_print_operand_address)
28265 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
28266 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
28267 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
28268 GET_CODE () == xxx.
28269 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
28270 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
28271 GO_IF_LEGITIMATE_ADDRESS): Ditto.
28272 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
28273 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
28274 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
28275 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
28276 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
28277 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
28278 (uminsi3, call, call_value): Ditto.
28279 (define_split: indir_to_reg_split, unnamed): Ditto.
28281 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
28283 PR tree-optimization/30975
28284 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
28287 2007-02-18 Eric Christopher <echristo@gmail.com>
28289 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
28290 Remove use of arglist.
28291 (mips_expand_builtin): Remove use of arglist, pass in expr.
28292 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
28293 (mips_expand_builtin_movtf): Ditto.
28294 (mips_expand_builtin_compare): Ditto.
28296 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
28298 * tree-sra.c (sra_build_assignment): Replace assertion
28299 checking with a comment explaining why it can't be done.
28301 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
28303 PR middle-end/30833
28304 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
28305 during CALL_EXPR representation conversion.
28306 * tree-ssa-propagate.c (set_rhs): Likewise.
28308 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
28310 * tree-sra.c (sra_build_assignment): Disable assertion checking
28313 2007-02-18 Roger Sayle <roger@eyesopen.com>
28315 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
28316 instead of calling build2 with a GIMPLE_MODIFY_STMT.
28317 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
28319 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
28320 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
28321 gimplify_init_ctor_eval_range, gimple_push_cleanup,
28322 gimplify_omp_for, gimplify_omp_atomic_pipeline,
28323 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
28324 force_gimple_operand): Likewise.
28325 * ipa-cp.c (constant_val_insert): Likewise.
28326 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
28327 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
28328 perfect_nestify): Likewise.
28329 * langhooks.c (lhd_omp_assignment): Likewise.
28330 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
28331 lower_copyprivate_clauses, lower_send_clauses,
28332 lower_send_shared_vars, expand_parallel_call,
28333 expand_omp_for_generic, expand_omp_for_static_nochunk,
28334 expand_omp_for_static_chunk, expand_omp_sections,
28335 lower_omp_single_copy, lower_omp_for_lastprivate,
28336 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
28337 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
28338 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
28341 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
28343 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
28344 config/sh/sh.md: Follow spelling conventions.
28346 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
28347 config/frv/predicates.md: Follow spelling conventions.
28349 * config/m68k/linux-unwind.h: Fix a comment typo.
28350 * target.h: Follow spelling conventions.
28352 2007-02-18 Roger Sayle <roger@eyesopen.com>
28354 PR rtl-optimization/28173
28355 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
28356 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
28357 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
28358 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
28359 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
28361 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28363 * builtins.c (fold_builtin_load_exponent): New.
28364 (fold_builtin_2): Use it.
28366 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
28368 PR rtl-optimization/30773
28369 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
28370 if we fail to attach a REG_EQUIV note.
28372 2007-02-18 David Edelsohn <edelsohn@gnu.org>
28373 Roger Sayle <roger@eyesopen.com>
28375 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
28377 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
28379 * calls.c (initialize_argument_information): Pass original EXP
28380 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
28381 code to split complex arguments here, as part of initializing the
28383 (expand_call): Remove code that builds a list of arguments and
28384 inserts implicit arguments into it. Instead, just count how many
28385 implicit arguments there will be so we can determine the size of
28386 the ARGS array, and let initialize_argument_information do the work.
28387 (split_complex_values): Delete unused function.
28389 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
28391 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
28393 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
28395 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
28396 for arg pointer based indexed addressing.
28398 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
28400 * config/ia64/ia64.h, config/ia64/ia64.md,
28401 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
28402 spelling conventions.
28404 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
28406 * config/m68k/m68k.c (split_di): New.
28407 * config/m68k/m68k-protos.h: Declare split_di.
28408 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
28409 Improve predicate handling and split constant shifts.
28411 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
28413 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
28414 parameter for register bitfield operations, general predicates
28417 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
28419 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
28420 * config/m68k/linux-unwind.h: New file.
28422 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
28424 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
28425 config/i386/athlon.md, config/ia64/ia64.md,
28426 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
28427 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
28428 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
28429 tree-ssa-loop-niter.c, tree-vect-analyze.c,
28430 tree-vect-transform.c: Fix comment typos.
28432 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
28434 * sched-deps.c (find_insn_list): Remove.
28435 * sched-int.h: Remove the prototype for find_insn_list.
28437 2007-02-16 Geoffrey Keating <geoffk@apple.com>
28439 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
28441 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
28442 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
28443 darwin_rs6000_override_options.
28444 (C_COMMON_OVERRIDE_OPTIONS): Expect
28445 darwin_macosx_version_min to be non-NULL always.
28446 (TARGET_C99_FUNCTIONS): Likewise.
28447 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
28448 (DARWIN_MINVERSION_SPEC): New.
28449 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
28450 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
28452 (DARWIN_MINVERSION_SPEC): New.
28453 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
28455 * config/darwin-c.c (darwin_cpp_builtins): Expect
28456 darwin_macosx_version_min to be non-NULL always.
28458 * config/rs6000/rs6000.c: Clean up trailing whitespace.
28460 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
28462 * config/i386/i386.h (x86_use_xchgb): New.
28463 (TARGET_USE_XCHGB): New macro.
28464 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
28465 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
28466 Split after reload into bswaphi for shifts of 8.
28467 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
28468 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
28469 or when optimizing for size.
28471 2007-02-16 Richard Guenther <rguenther@suse.de>
28472 Christian Bruel <christian.bruel@st.com>
28474 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
28475 DECLs but prefer SSA_NAMEs over DECLs.
28477 2007-02-16 Richard Guenther <rguenther@suse.de>
28479 * tree-flow-inline.h (single_imm_use_p): Remove.
28480 (zero_imm_uses_p): Likewise.
28481 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
28482 instead of single_imm_use_p.
28483 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
28486 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28489 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
28490 nested double- and backquotes.
28492 2007-02-15 Roger Sayle <roger@eyesopen.com>
28494 PR middle-end/30391
28495 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
28496 should be unreachable.
28497 (build2_stat): Allow construction of MODIFY_EXPR at any time.
28498 For the time being redirect GIMPLE_MODIFY_STMT to the new
28499 (renamed) build_gimple_modify_stmt_stat.
28500 (build2_gimple_stat): Rename to...
28501 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
28502 Always build a GIMPLE_MODIFY_STMT node.
28503 * tree.h (build2_gimple, build2_gimple_stat): Delete.
28504 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
28507 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
28508 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
28509 * tree-complex.c (set_component_ssa_name, expand_complex_move,
28510 expand_complex_div_wide): Likewise.
28511 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
28512 * tree-ssa-loop-im.c (schedule_sm): Likewise.
28513 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
28514 * tree-ssa-loop-manip.c (create_iv): Likewise.
28515 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
28516 abs_replacement): Likewise.
28517 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
28518 realify_fake_stores): Likewise.
28520 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
28521 node rather than a GIMPLE_MODIFY_STMT node.
28522 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
28523 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
28525 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
28526 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
28527 GIMPLE_MODIFY_STMT.
28529 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
28531 PR middle-end/30433
28532 * fold-const.c (fold_comparison): Add back the
28533 folding of constant complex comparisions.
28535 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
28537 PR middle-end/30729
28538 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
28539 effects unknown to this function, return early.
28541 2007-02-15 Ian Lance Taylor <iant@google.com>
28543 * lower-subreg.c (move_eh_region_note): New static function.
28544 (resolve_simple_move): Call it.
28545 (decompose_multiword_subregs): Track blocks for which we resolve a
28546 simple move which is also a control flow insn. Pass them to
28547 find_many_sub_basic_blocks.
28548 (pass_lower_subreg): Add TODO_verify_flow.
28549 (pass_lower_subreg2): Likewise.
28551 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28552 Brooks Moses <brooks.moses@codesourcery.com>
28553 Lee Millward <lee.millward@codesourcery.com>
28555 * tree.h (enum tree_code_class): Add tcc_vl_exp.
28556 (VL_EXP_CLASS_P): New.
28557 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
28559 (TREE_OPERAND_CHECK_CODE): Likewise.
28560 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
28561 (TREE_RTL_OPERAND_CHECK): Likewise.
28562 (tree_operand_check_failed): Make second parameter the whole tree
28563 instead of its code. Fixed callers.
28564 (VL_EXP_CHECK): New.
28565 (TREE_OPERAND_LENGTH): New.
28566 (VL_EXP_OPERAND_LENGTH): New.
28567 (CALL_EXPR_FN): New.
28568 (CALL_EXPR_STATIC_CHAIN): New.
28569 (CALL_EXPR_ARGS): New.
28570 (CALL_EXPR_ARG): New.
28571 (call_expr_nargs): New.
28572 (CALL_EXPR_ARGP): New.
28573 (build_nt_call_list): Declare.
28574 (build_vl_exp_stat): Declare.
28575 (build_vl_exp): New.
28576 (build_call_list): Declare.
28577 (build_call_nary): Declare.
28578 (build_call_valist): Declare.
28579 (build_call_array): Declare.
28580 (call_expr_arg): Declare.
28581 (call_expr_argp): Declare.
28582 (call_expr_arglist): Declare.
28583 (fold_build_call_list): Declare.
28584 (fold_build_call_list_initializer): Declare.
28585 (fold_call_expr): Declare to replace fold_builtin.
28586 (fold_builtin_fputs): Update to agree with modified definition.
28587 (fold_builtin_strcpy): Likewise.
28588 (fold_builtin_strncpy): Likewise.
28589 (fold_builtin_memory_chk): Likewise.
28590 (fold_builtin_stxcpy_chk): Likewise.
28591 (fold_builtin_strncpy_chk): Likewise.
28592 (fold_builtin_next_arg): Likewise.
28593 (fold_build_call_expr): Declare.
28594 (fold_builtin_call_list): Declare.
28595 (fold_builtin_call_valist): Declare.
28596 (build_call_expr): Declare.
28597 (validate_arglist): Update to agree with modified definition.
28598 (tree_operand_length): New.
28599 (call_expr_arg_iterator): New.
28600 (init_call_expr_arg_iterator): New.
28601 (next_call_expr_arg): New.
28602 (first_call_expr_arg): New.
28603 (more_call_expr_args_p): New.
28604 (FOR_EACH_CALL_EXPR_ARG): New.
28606 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
28607 and tcc_gimple_stmt.
28608 (tree_code_size): Update documentation. Use sizeof (tree) rather
28609 than sizeof (char *).
28610 (tree_size): Likewise. Add case for tcc_vl_exp.
28611 (tree_node_structure): Add case for tcc_vl_exp.
28612 (contains_placeholder_p): Likewise.
28613 (substitute_in_expr): Likewise.
28614 (substitute_placeholder_in_expr): Likewise.
28615 (stabilize_reference_1): Likewise.
28616 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
28617 to diagnose breakage of this interface for constructing CALL_EXPRs.
28618 (build_nt): Add similar assertion here.
28619 (build_nt_call_list): New.
28620 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
28621 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
28623 (get_callee_fndecl): Use new CALL_EXPR accessors.
28624 (tree_operand_check_failed): Change parameters to pass entire node
28625 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
28626 (process_call_operands): New.
28627 (build_vl_exp_stat): New.
28628 (build_call_list): New.
28629 (build_call_nary): New.
28630 (build_call_valist): New.
28631 (build_call_array): New.
28632 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28633 (call_expr_arglist): New.
28635 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
28636 tcc_vl_exp instead of a fixed-size tcc_expression.
28638 * doc/c-tree.texi (CALL_EXPR): Document new representation and
28639 accessors for CALL_EXPRs.
28640 (AGGR_INIT_EXPR): Likewise.
28642 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28643 Brooks Moses <brooks.moses@codesourcery.com>
28644 Lee Millward <lee.millward@codesourcery.com>
28646 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
28647 (expand_builtin_nonlocal_goto): Change parameter to be entire
28648 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
28649 (expand_builtin_prefetch): Likewise.
28650 (expand_builtin_classify_type): Likewise.
28651 (mathfn_built_in): Return NULL_TREE instead of 0.
28652 (expand_errno_check): Use new CALL_EXPR accessors.
28653 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
28654 Return NULL_RTX instead of 0.
28655 (expand_builtin_mathfn_2): Likewise.
28656 (expand_builtin_mathfn_3): Likewise.
28657 (expand_builtin_interclass_mathfn): Likewise.
28658 (expand_builtin_sincos): Likewise.
28659 (expand_builtin_cexpi): Likewise.
28660 (expand_builtin_int_roundingfn): Likewise.
28661 (expand_builtin_int_roundingfn_2): Likewise.
28662 (expand_builtin_pow): Likewise.
28663 (expand_builtin_powi): Likewise.
28664 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
28665 of arglist, fixing callers appropriately. Use new CALL_EXPR
28666 accessors and constructors. Return NULL_RTX instead of 0.
28667 (expand_builtin_strstr): Likewise.
28668 (expand_builtin_strchr): Likewise.
28669 (expand_builtin_strrchr): Likewise.
28670 (expand_builtin_strpbrk): Likewise.
28671 (expand_builtin_memcpy): Likewise.
28672 (expand_builtin_mempcpy): Likewise.
28673 (expand_builtin_mempcpy_args): New.
28674 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
28675 (expand_builtin_memmove_args): New.
28676 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
28677 (expand_movstr): Likewise.
28678 (expand_builtin_strcpy): Likewise.
28679 (expand_builtin_strcpy_args): New.
28680 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
28681 (expand_builtin_strncpy): Likewise.
28682 (expand_builtin_memset): Likewise.
28683 (expand_builtin_memset_args): New.
28684 (expand_builtin_bzero): Similarly to expand_builtin_memset.
28685 (expand_builtin_memcmp): Likewise.
28686 (expand_builtin_strcmp): Likewise.
28687 (expand_builtin_strncmp): Likewise.
28688 (expand_builtin_strcat): Likewise.
28689 (expand_builtin_strncat): Likewise.
28690 (expand_builtin_strspn): Likewise.
28691 (expand_builtin_strcspn): Likewise.
28692 (expand_builtin_args_info): Likewise.
28693 (expand_builtin_va_start): Likewise.
28694 (gimplify_va_arg_expr): Likewise.
28695 (expand_builtin_va_end): Likewise.
28696 (expand_builtin_va_copy): Likewise.
28697 (expand_builtin_frame_address): Likewise.
28698 (expand_builtin_alloca): Likewise.
28699 (expand_builtin_bswap): Likewise.
28700 (expand_builtin_unop): Likewise.
28701 (expand_builtin_fputs): Likewise.
28702 (expand_builtin_expect): Likewise.
28703 (expand_builtin_fabs): Likewise.
28704 (expand_builtin_copysign): Likewise.
28705 (expand_builtin_printf): Likewise.
28706 (expand_builtin_fprintf): Likewise.
28707 (expand_builtin_sprintf): Likewise.
28708 (expand_builtin_init_trampoline): Likewise.
28709 (expand_builtin_signbit): Likewise.
28710 (expand_builtin_fork_or_exec): Likewise.
28711 (expand_builtin_sync_operation): Likewise.
28712 (expand_builtin_compare_and_swap): Likewise.
28713 (expand_builtin_lock_test_and_set): Likewise.
28714 (expand_builtin_lock_release): Likewise.
28715 (expand_builtin): Likewise.
28716 (builtin_mathfn_code): Likewise.
28718 (fold_builtin_constant_p): Pass call arguments individually instead
28719 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28720 accessors and constructors. Return NULL_TREE instead of 0.
28721 (fold_builtin_expect): Likewise.
28722 (fold_builtin_classify_type): Likewise.
28723 (fold_builtin_strlen): Likewise.
28724 (fold_builtin_nan): Likewise.
28725 (integer_valued_real_p): Likewise.
28726 (fold_trunc_transparent_mathfn): Likewise.
28727 (fold_fixed_mathfn): Likewise.
28728 (fold_builtin_cabs): Likewise.
28729 (fold_builtin_sqrt): Likewise.
28730 (fold_builtin_cbrt): Likewise.
28731 (fold_builtin_cos): Likewise.
28732 (fold_builtin_cosh): Likewise.
28733 (fold_builtin_tan): Likewise.
28734 (fold_builtin_sincos): Likewise.
28735 (fold_builtin_cexp): Likewise.
28736 (fold_builtin_trunc): Likewise.
28737 (fold_builtin_floor): Likewise.
28738 (fold_builtin_ceil): Likewise.
28739 (fold_builtin_round): Likewise.
28740 (fold_builtin_int_roundingfn): Likewise.
28741 (fold_builtin_bitop): Likewise.
28742 (fold_builtin_bswap): Likewise.
28743 (fold_builtin_logarithm): Likewise.
28744 (fold_builtin_hypot): Likewise.
28745 (fold_builtin_pow): Likewise.
28746 (fold_builtin_powi): Likewise.
28747 (fold_builtin_exponent): Likewise.
28748 (fold_builtin_memset): Likewise.
28749 (fold_builtin_bzero): Likewise.
28750 (fold_builtin_memory_op): Likewise.
28751 (fold_builtin_bcopy): Deleted; call site changed to invoke
28752 fold_builtin_memory_op directly.
28753 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
28754 (fold_builtin_strncpy): Likewise.
28755 (fold_builtin_memcmp): Likewise.
28756 (fold_builtin_strcmp): Likewise.
28757 (fold_builtin_strncmp): Likewise.
28758 (fold_builtin_signbit): Likewise.
28759 (fold_builtin_copysign): Likewise.
28760 (fold_builtin_isascii): Likewise.
28761 (fold_builtin_toascii): Likewise.
28762 (fold_builtin_isdigit): Likewise.
28763 (fold_builtin_fabs): Likewise.
28764 (fold_builtin_abs): Likewise.
28765 (fold_builtin_fmin_fmax): Likewise.
28766 (fold_builtin_carg): Likewise.
28767 (fold_builtin_classify): Likewise.
28768 (fold_builtin_unordered_cmp): Likewise.
28770 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
28771 New functions split out from fold_builtin_1.
28772 (fold_builtin_n): New.
28773 (fold_builtin_varargs): New.
28774 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
28776 (fold_call_expr): New.
28777 (build_function_call_expr): Rewrite to use new helper function.
28778 (fold_builtin_call_list): New.
28779 (build_call_expr): New.
28780 (fold_builtin_call_valist): New.
28781 (rewrite_call_expr): New.
28782 (validate_arg): New.
28783 (validate_arglist): Change parameter to be entire CALL_EXPR instead
28784 of an arglist. Change return type to bool. Use new CALL_EXPR
28787 (fold_builtin_strstr): Pass call arguments individually instead
28788 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28789 accessors and constructors. Return NULL_TREE instead of 0.
28790 (fold_builtin_strchr): Likewise.
28791 (fold_builtin_strrchr): Likewise.
28792 (fold_builtin_strpbrk): Likewise.
28793 (fold_builtin_strcat): Likewise.
28794 (fold_builtin_strncat): Likewise.
28795 (fold_builtin_strspn): Likewise.
28796 (fold_builtin_strcspn): Likewise.
28797 (fold_builtin_fputs): Likewise.
28798 (fold_builtin_next_arg): Likewise.
28799 (fold_builtin_sprintf): Likewise.
28801 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
28802 NULL_RTX instead of 0.
28803 (expand_builtin_memory_chk): Likewise.
28804 (maybe_emit_chk_warning): Likewise.
28805 (maybe_emit_sprintf_chk_warning): Likewise.
28807 (fold_builtin_object_size): Pass call arguments individually instead
28808 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28809 accessors and constructors. Return NULL_TREE instead of 0.
28810 (fold_builtin_memory_chk): Likewise.
28811 (fold_builtin_stxcpy_chk): Likewise.
28812 (fold_builtin_strncpy_chk): Likewise.
28813 (fold_builtin_strcat_chk): Likewise.
28814 (fold_builtin_strcat_chk): Likewise.
28815 (fold_builtin_strncat_chk): Likewise.
28816 (fold_builtin_sprintf_chk): Likewise.
28817 (fold_builtin_snprintf_chk): Likewise.
28818 (fold_builtin_printf): Likewise.
28819 (fold_builtin_vprintf): Likewise.
28821 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
28823 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
28824 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28825 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
28826 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
28827 (fold_unary): Likewise.
28828 (fold_binary): Likewise.
28829 (fold_ternary): Remove CALL_EXPR case, since they are no longer
28830 ternary expressions.
28831 (fold): Add logic for tcc_vl_exp.
28832 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
28833 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28834 (fold_build3_stat): Add assertion to flag broken interface for
28835 constructing CALL_EXPRs.
28836 (fold_build_call_list): New.
28837 (fold_build_call_list_initializer): New.
28838 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
28840 (fold_strip_sign_ops): Likewise.
28842 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28843 Brooks Moses <brooks.moses@codesourcery.com>
28844 Lee Millward <lee.millward@codesourcery.com>
28846 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
28847 accessors and dump arguments explicitly.
28849 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
28851 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
28853 (print_call_name): Use new CALL_EXPR accessors.
28855 * print-tree.c (print_node): Add case tcc_vl_exp. Print
28856 CALL_EXPR arguments explicitly instead of as a list. Use
28857 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28859 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
28860 (vrp_visit_stmt): Likewise.
28862 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
28863 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
28865 (force_move_till_expr): Likewise.
28867 * targhooks.c (default_external_stack_protect_fail): Use
28868 build_call_expr instead of build_function_call_expr.
28869 (default_hidden_stack_protect_fail): Likewise.
28871 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
28874 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
28875 and walk arguments explicitly.
28877 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
28878 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28879 (expand_simple_operations): Likewise.
28880 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
28882 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
28883 of TREE_CODE_LENGTH.
28884 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
28886 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
28887 instead of TREE_CODE_LENGTH.
28889 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
28890 (tree_ic_transform): Likewise.
28891 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
28892 parameter instead of arglist. Fix callers.
28893 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
28894 (tree_stringops_transform): Likewise.
28895 (tree_indirect_call_to_profile): Likewise.
28896 (tree_stringops_values_to_profile): Likewise.
28898 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
28899 (eliminate_tail_call): Likewise.
28901 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
28903 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
28904 Use TREE_OPERAND_LENGTH and generalize to handle any number of
28906 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
28908 * omp-low.c (build_omp_barrier): Use build_call_expr.
28909 (lower_rec_input_clauses): Likewise.
28910 (lower_reduction_clauses): Likewise.
28911 (expand_parallel_call): Likewise.
28912 (maybe_catch_exception): Likewise.
28913 (expand_omp_for_generic): Likewise.
28914 (expand_omp_for_static_nochunk): Likewise.
28915 (expand_omp_sections): Likewise.
28916 (lower_omp_single_simple): Likewise.
28917 (lower_omp_single_copy): Likewise.
28918 (lower_omp_master): Likewise.
28919 (lower_omp_ordered): Likewise.
28920 (lower_omp_critical): Likewise.
28922 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
28923 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
28925 * tree-gimple.c (is_gimple_call_addr): Fix doc.
28926 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
28927 TREE_CODE_LENGTH. Add tcc_vl_exp case.
28929 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
28930 and generalize to handle any number of operands.
28931 (chrec_contains_undetermined): Likewise.
28932 (tree_contains_chrecs): Likewise.
28933 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
28935 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
28937 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
28938 fold_call_expr instead of fold_builtin.
28939 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
28940 match declarations there.
28941 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
28944 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
28945 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28947 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
28948 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
28950 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
28953 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
28954 (execute_cse_sincos): Use new CALL_EXPR accessors.
28956 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
28958 * gimple-low.c (lower_function_body): Use build_call_expr.
28959 (lower_builtin_setjmp): Likewise.
28961 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
28962 (set_storage_via_libcall): Likewise.
28963 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
28964 instead of TREE_CODE_LENGTH.
28965 (expand_expr_real_1): Use new CALL_EXPR accessors.
28967 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
28968 generalize to handle any number of operands.
28969 (TB_parent_eq): Likewise.
28971 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
28972 (strip_builtin_expect): Likewise.
28974 * function.c (gimplify_parameters): Use build_call_expr.
28976 * tree-vectorizer.c (vect_is_simple_reduction): Use
28977 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28979 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
28980 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
28982 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
28985 * gimplify.c (build_stack_save_restore): Use build_call_expr.
28986 (gimplify_decl_expr): Likewise.
28987 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
28988 Use new CALL_EXPR iterators.
28989 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
28990 (gimplify_modify_expr_to_memset): Likewise.
28991 (gimplify_variable_sized_compare): Likewise.
28992 (gimplify_omp_atomic_fetch_op): Likewise.
28993 (gimplify_omp_atomic_pipeline): Likewise.
28994 (gimplify_omp_atomic_mutex): Likewise.
28995 (gimplify_function_tree): Likewise.
28997 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
28998 (call_expr_flags): Likewise.
28999 (expand_call): Likewise.
29001 * except.c (expand_builtin_eh_return_data_regno): Pass entire
29002 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
29005 * coverage.c (create_coverage): Use build_call_expr.
29007 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
29008 (temp_call_expr_obstack): New.
29009 (pool_copy_list): Delete.
29010 (temp_copy_call_expr): New.
29011 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
29012 CALL_EXPR accessors. Get rid of special goo for copying argument
29013 lists and use temp_copy_call_expr instead.
29014 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
29015 CALL_EXPR accessors.
29016 (create_expression_by_pieces): Likewise. Use build_call_array
29017 to construct the result instead of fold_build3.
29018 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
29019 dealing with argument lists.
29020 (init_pre): Remove references to expression_node_pool and
29021 list_node_pool. Init temp_call_expr_obstack instead.
29022 (fini_pre): Remove references to expression_node_pool and
29025 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
29026 and walk arguments explicitly instead of as a list.
29028 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
29029 (mx_register_decls): Likewise.
29030 (mudflap_register_call): Likewise.
29031 (mudflap_finish_file): Likewise.
29033 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
29034 (ipa_callsite_compute_param): Likewise.
29036 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
29037 accessors and constructor.
29039 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
29040 accessors and constructor.
29041 (convert_tramp_reference): Likewise.
29042 (convert_call_expr): Likewise.
29043 (finalize_nesting_tree_1): Likewise.
29045 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
29048 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
29050 * tree-inline.c (initialize_inlined_parameters): Pass entire
29051 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
29053 (estimate_num_insns_1): Use new CALL_EXPR accessors.
29054 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
29056 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
29057 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
29058 (vectorizable_reduction): Likewise.
29059 (vectorizable_call): Use new CALL_EXPR iterators.
29060 (vectorizable_conversion): Use build_call_expr.
29061 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
29062 (vect_gen_widened_results_half): Use build_call_expr.
29063 (vect_setup_realignment): Likewise.
29064 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
29066 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
29067 (pass_through_call): Likewise.
29068 (compute_object_sizes): Likewise. Use fold_call_expr instead of
29071 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
29072 (tree_gen_pow2_profiler): Likewise.
29073 (tree_gen_one_value_profiler): Likewise.
29074 (tree_gen_ic_func_profiler): Likewise.
29075 (tree_gen_average_profiler): Likewise.
29076 (tree_gen_ior_profiler): Likewise.
29078 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
29079 (find_func_aliases): Use new CALL_EXPR accessors. Add case
29080 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
29082 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
29083 of TREE_CODE_LENGTH.
29085 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
29086 of TREE_CODE_LENGTH.
29088 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
29090 (convert_to_integer): Likewise.
29092 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
29095 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
29096 Brooks Moses <brooks.moses@codesourcery.com>
29097 Lee Millward <lee.millward@codesourcery.com>
29099 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
29101 * config/frv/frv.c (frv_expand_builtin): Likewise.
29102 * config/s390/s390.c (s390_expand_builtin): Likewise.
29104 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
29105 (sparc_expand_builtin): Use new CALL_EXPR accessors.
29107 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
29108 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
29109 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
29110 (ix86_expand_store_builtin): Likewise.
29111 (ix86_expand_unop_builtin): Likewise.
29112 (ix86_expand_unop1_builtin): Likewise.
29113 (ix86_expand_sse_compare): Likewise.
29114 (ix86_expand_sse_comi): Likewise.
29115 (ix86_expand_vec_init_builtin): Likewise.
29116 (ix86_expand_vec_ext_builtin): Likewise.
29117 (ix86_expand_vec_set_builtin): Likewise.
29118 (ix86_expand_builtin): Use new CALL_EXPR accessors.
29120 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
29121 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
29123 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
29124 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
29125 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
29127 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
29129 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
29130 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
29131 arglist. Use new CALL_EXPR accessors. Fix callers.
29132 (altivec_expand_abs_builtin): Likewise.
29133 (rs6000_expand_binop_builtin): Likewise.
29134 (altivec_expand_predicate_builtin): Likewise.
29135 (altivec_expand_lv_builtin): Likewise.
29136 (spe_expand_stv_builtin): Likewise.
29137 (altivec_expand_stv_builtin): Likewise.
29138 (rs6000_expand_ternop_builtin): Likewise.
29139 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
29140 (altivec_expand_st_builtin): Likewise.
29141 (altivec_expand_dst_builtin): Likewise.
29142 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
29143 arglist. Use new CALL_EXPR accessors. Fix callers.
29144 (altivec_expand_vec_set_builtin): Likewise.
29145 (altivec_expand_vec_ext_builtin): Likewise.
29146 (altivec_expand_builtin): Use new CALL_EXPR accessors.
29147 (spe_expand_builtin): Likewise.
29148 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
29149 arglist. Use new CALL_EXPR accessors. Fix callers.
29150 (spe_expand_evsel_builtin): Likewise.
29151 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
29152 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
29154 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
29155 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
29156 (arm_expand_unop_builtin): Likewise.
29157 (arm_expand_builtin): Use new CALL_EXPR accessors.
29159 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
29162 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
29163 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
29165 (bfin_expand_unop_builtin): Likewise.
29166 (bfin_expand_builtin): Use new CALL_EXPR accessors.
29168 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
29169 Brooks Moses <brooks.moses@codesourcery.com>
29170 Lee Millward <lee.millward@codesourcery.com>
29172 * c-semantics.c (build_stmt): Add internal diagnostic check.
29174 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
29175 accessors. Print arguments explicitly instead of as a list.
29177 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
29179 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
29180 (c_finish_omp_flish): Likewise.
29182 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
29183 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
29184 instead of TREE_CODE_LENGTH.
29185 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
29186 (c_warn_unused_result): Likewise.
29188 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29191 * doc/invoke.texi (Warning Options): Remove
29192 -Werror-implicit-function-declaration.
29193 (Wimplicit-function-declaration): Update description.
29194 * opts.c (common_handle_option): Move handling of -Werror=* to...
29195 (enable_warning_as_error): ...here.
29196 * opts.h (enable_warning_as_error): Declare.
29197 * c-decl.c (implicit_decl_warning): Unless
29198 -Wno-implicit-function-declaration is given, emit a pedwarn if
29199 -std=c99 or emit a warning if -Wimplicit-function-declaration.
29200 * c.opt (Wimplicit-function-declaration): Replace
29201 mesg_implicit_function_declaration with
29202 warn_implicit_function_declaration.
29203 * c-opts.c (c_common_handle_option):
29204 -Werror-implicit-function-declaration is exactly equal as
29205 -Werror=implicit-function-declaration.
29206 (set_Wimplicit): Replace mesg_implicit_function_declaration with
29207 warn_implicit_function_declaration.
29208 (c_common_post_options): -Wimplict-function-declaration is enabled
29209 by default by -std=c99, otherwise is disabled by default.
29210 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
29212 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
29214 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
29215 DECL on the rhs to a DECL on the lhs for debug info purposes if the
29216 former is ignored but not the latter.
29218 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
29220 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
29221 is made and the reference doesn't use the alias set of its type,
29222 do not create the temporary using that type.
29224 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
29226 * jump.c: Remove prototypes for delete_computation and
29227 delete_prior_computation.
29229 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
29231 * jump.c (get_label_after): Delete.
29232 (get_label_before, delete_computation, delete_jump,
29233 delete_prior_computation, follow_jumps): Move...
29234 * reorg.c (delete_computation, delete_prior_computation): ... here...
29235 (get_label_before, delete_jump): ... making these static ...
29236 (follow_jumps): ... and simplifying this since it only runs after
29238 * rtl.h (get_label_after, get_label_before, delete_jump,
29239 follow_jumps): Delete prototypes.
29241 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
29243 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
29245 2007-02-15 Nick Clifton <nickc@redhat.com>
29247 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
29248 order to prevent it from being munged by the target.
29250 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
29252 * config/i386/i386.md: Remove misleading comment.
29254 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
29256 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
29257 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
29260 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
29262 * tree-sra.c (instantiate_missing_elements): Canonicalize
29264 (sra_build_assignment): New.
29265 (generate_copy_inout, generate_element_copy,
29266 generate_element_zero, generate_one_element_init): Use it.
29268 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
29270 * tree-sra.c (instantiate_missing_elements): Canonicalize
29272 (sra_build_assignment): New.
29273 (generate_copy_inout, generate_element_copy,
29274 generate_element_zero, generate_one_element_init): Use it.
29276 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
29278 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
29281 2007-02-14 Joseph Myers <joseph@codesourcery.com>
29283 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
29284 types as aggregates not scalars.
29285 * function.c (assign_stack_temp_for_type): Likewise.
29287 2007-02-14 Roger Sayle <roger@eyesopen.com>
29288 Zdenek Dvorak <dvorakz@suse.cz>
29290 * tree-dump.c (dump_switch_p_1): Require exact match of the option
29293 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
29295 * passes.c (next_pass_1): Clear the next field of the copied
29298 2007-02-14 Richard Henderson <rth@redhat.com>
29300 * tree-sra.c (early_sra): New.
29301 (decl_can_be_decomposed_p): Deny va_list if early_sra.
29302 (tree_sra_early, pass_sra_early): New.
29303 * tree-pass.h (pass_sra_early): Declare.
29304 * passes.c (init_optimization_passes): Use it.
29306 2007-02-14 Richard Guenther <rguenther@suse.de>
29308 * flags.h (issue_strict_overflow_warning): Convert to a macro.
29310 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
29312 PR tree-optimization/30771
29313 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
29315 (vect_analyze_operations): Induction phis can now be marked as
29317 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
29318 Update documentation accordingly.
29320 2007-02-14 Nick Clifton <nickc@redhat.com>
29322 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
29323 most 3 arguments are supported.
29324 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
29326 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
29328 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
29329 Ensure dst->current is valid.
29331 2007-02-13 Paul Brook <paul@codesourcery.com>
29333 * config.gcc: Add arm*-*-uclinux-*eabi.
29334 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
29335 (SUBTARGET_EXTRA_LINK_SPEC): Define.
29336 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
29337 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
29338 (LINK_SPEC): Define.
29339 (LIB_SPEC): Define.
29340 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
29342 * config/arm/uclinux-eabi.h: New file.
29343 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
29344 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
29347 2007-02-13 Ian Lance Taylor <iant@google.com>
29349 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
29350 * flags.h (warn_strict_overflow): Declare.
29351 (enum warn_strict_overflow_code): Define.
29352 (issue_strict_overflow_warning): New static inline function.
29353 * opts.c (warn_strict_overflow): New variable.
29354 (common_handle_option): Handle OPT_Wstrict_overflow and
29355 OPT_Wstrict_overflow_.
29356 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
29358 * fold-const.c: Include intl.h.
29359 (fold_deferring_overflow_warnings): New static variable.
29360 (fold_deferred_overflow_warning): New static variable.
29361 (fold_deferred_overflow_code): New static variable.
29362 (fold_defer_overflow_warnings): New function.
29363 (fold_undefer_overflow_warnings): New function.
29364 (fold_undefer_and_ignore_overflow_warnings): New function.
29365 (fold_deferring_overflow_warnings_p): New function.
29366 (fold_overflow_warning): New static function.
29367 (make_range): Add strict_overflow_p parameter. Change all
29369 (extract_muldiv, extract_muldiv_1): Likewise.
29370 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
29371 tree_expr_nonnegative_p.
29372 (fold_negate_expr): Call fold_overflow_warning.
29373 (fold_range_test): Likewise.
29374 (fold_comparison): Likewise.
29375 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
29376 instead of tree_expr_nonnegative_p.
29377 (tree_expr_nonnegative_warnv_p): Rename from
29378 tree_expr_nonnegative_p, add strict_overflow_p parameter.
29379 (tree_expr_nonnegative_p): New function.
29380 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
29381 strict_overflow_p parameter.
29382 (tree_expr_nonzero_p): New function.
29383 * passes.c (verify_interpass_invariants): New static function.
29384 (execute_one_pass): Call it.
29385 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
29387 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
29388 (estimate_numbers_of_iterations): Likewise.
29389 (scev_probably_wraps_p): Likewise.
29390 * tree-ssa-ccp.c: Include "toplev.h".
29391 (evaluate_stmt): Defer fold overflow warnings until we know we are
29393 (struct fold_stmt_r_data): Add stmt field.
29394 (fold_stmt_r): Defer fold overflow warnings until we know we
29396 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
29397 (fold_stmt_inplace): Likewise.
29398 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
29399 (cleanup_control_expr_graph): Defer fold overflow warnings until
29400 we know we are going to optimize.
29401 * tree-cfg.c (fold_cond_expr_cond): Likewise.
29402 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
29404 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
29405 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
29406 * tree-ssa-loop-manip.c (create_iv): Likewise.
29407 * c-typeck.c (build_conditional_expr): Likewise.
29408 (build_binary_op): Likewise.
29409 * tree-vrp.c (vrp_expr_computes_nonzero): Call
29410 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
29411 (extract_range_from_unary_expr): Likewise.
29412 * simplify-rtx.c (simplify_const_relational_operation): Warn when
29413 assuming that signed overflow does not occur.
29414 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
29415 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
29416 (fold_defer_overflow_warnings): Declare.
29417 (fold_undefer_overflow_warnings): Declare.
29418 (fold_undefer_and_ignore_overflow_warnings): Declare.
29419 (fold_deferring_overflow_warnings_p): Declare.
29420 (tree_expr_nonzero_warnv_p): Declare.
29421 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
29422 of warning options.
29423 (Warning Options): Document -Wstrict-overflow.
29424 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
29425 (tree-ssa-ccp.o): Likewise.
29426 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
29427 (fold-const.o): Depend on intl.h.
29429 2007-02-13 Ian Lance Taylor <iant@google.com>
29431 PR middle-end/30751
29432 * lower-subreg.c (resolve_simple_move): Decompose subregs in
29435 2007-02-13 Stuart Hastings <stuart@apple.com>
29437 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
29439 2007-02-13 Richard Henderson <rth@redhat.com>
29441 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
29442 handled_component_p before looking for the indirect_ref.
29444 2007-02-13 Richard Henderson <rth@redhat.com>
29446 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
29447 remove flags clobber.
29448 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
29449 (bswaphi_lowpart): New.
29450 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
29451 remove TARGET_BSWAP test. Delete expander of the same name.
29453 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
29454 (expand_unop): Use them.
29456 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
29458 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
29459 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
29460 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
29461 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
29462 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
29463 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
29464 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
29465 assembler dialect choice from asm templates.
29467 2007-02-12 Richard Henderson <rth@redhat.com>
29469 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
29470 (fixuns_trunc<SSEMODEF>si2): Use it.
29471 * config/i386/sse.md (vec_setv4sf_0): Export.
29472 * config/i386/i386.c (ix86_build_const_vector): Export.
29473 (ix86_split_convert_uns_si_sse): Rename from
29474 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
29475 * config/i386/i386-protos.h: Update.
29477 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29480 * c-typeck.c (c_finish_return): Improve warning message.
29482 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29484 * alias.c (find_symbolic_term): Delete unused function.
29486 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
29488 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
29489 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
29490 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
29492 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
29494 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
29495 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
29496 the function, temporarily point the debug interface to the null one.
29498 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
29500 * dwarf2out.c (round_up_to_align): New static function.
29501 (field_byte_offset): Use it to round the offset.
29503 2007-02-12 Richard Henderson <rth@redhat.com>
29505 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
29506 (inswl_const): Export.
29508 2007-02-12 Richard Henderson <rth@redhat.com>
29510 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
29511 result mode of the libcall, convert back to outmode.
29513 2007-02-12 Roger Sayle <roger@eyesopen.com>
29515 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
29516 (bswapdi2): New define_expand to implement 32-bit implementation.
29518 2007-02-12 Nick Clifton <nickc@redhat.com>
29520 * doc/invoke.texi (Overall Options): Document --help=.
29521 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
29522 (cc1_options): Pass --help= on to cc1.
29523 (display_help): Add description of --help=.
29524 (process_command): Add code to handle --help=. Allow translated
29525 --help and --target-help switches to be passed on to compiler
29527 (main): Remove unused if statement.
29528 * opts.c (columns): Remove.
29529 (LEFT_COLUMN): Define.
29530 (wrap_help): Add columns argument.
29531 (print_filtered_help): Change parameters to be an include bitmask,
29532 an exclude bitmask, an any bitmask and the column width. Move the
29533 code to display the params list here. Add code to display the
29534 status of options rather than their descriptions if the quiet flag
29536 (print_specific_help): Change parameters to be an include bitmask,
29537 an exclude bitmask and an any bitmask. Move code to look up the
29538 column width here. Decide upon the title for an options listing.
29539 (common_handle_options): Add code to handle --help=. Adapt code
29540 for --help and --target-help to use the revised form of the
29541 print_specific_help function.
29542 (print_help): Delete.
29543 (print_param_help): Delete.
29544 (print_switch): Delete.
29545 * opts.h (cl_lang_count): Add prototype.
29546 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
29547 CL_MAX_OPTION_CLASS): New defines.
29548 * optc-gen.awk: Add construction of cl_lang_count.
29549 * c.opt: Add Warning attribute to warning options and Optimization
29550 attribute to optimization options.
29551 * common.opt: Likewise.
29553 Add -fhelp and -ftarget-help as aliases for the transformed --help
29554 and --target-help options.
29555 * opt-functions.awk: Add code to handle Warning and Optimization
29558 2007-02-12 Richard Henderson <rth@redhat.com>
29560 * config/alpha/constraints.md: New file.
29561 * config/alpha/alpha.c: Include tm-constrs.h.
29562 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
29563 alpha_extra_constraint): Remove.
29564 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
29565 * config/alpha/alpha-protos.h: Update.
29566 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
29567 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
29568 (EXTRA_CONSTRAINT): Remove.
29569 * config/alpha/alpha.md: Include constraints.md.
29570 (adddi splitter): Use satisfies_constraint_*.
29571 * config/alpha/predicates.md (add_operand): Likewise.
29572 (sext_add_operand, addition_operation): Likewise.
29574 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
29576 PR tree-optimization/29145
29577 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
29578 in our handling of restrict qualified pointers.
29580 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29583 * doc/invoke.texi (Wunused-value): Update description.
29584 (Wextra): Delete item.
29585 * opts.c (set_Wextra): Don't use the value of Wextra to set the
29586 value of Wunused-value.
29587 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
29588 (c_finish_stmt_expr): Don't check extra_warnings.
29589 (emit_side_effect_warnings): The caller is responsible to check
29592 2007-02-11 Roger Sayle <roger@eyesopen.com>
29593 Matt Thomas <matt@3am-software.com>
29595 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
29597 2007-02-11 Roger Sayle <roger@eyesopen.com>
29599 * simplify-rtx.c (simplify_relational_operation_1): Optimize
29600 comparisons of POPCOUNT against zero.
29601 (simplify_const_relational_operation): Likewise.
29603 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29605 * doc/invoke.texi (Wextra): Delete outdated paragraph.
29607 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29609 * dwarf2out.c (root_type): Delete unused function.
29611 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29613 * genattrtab.c (contained_in_p): Delete unused function.
29614 (write_expr_attr_cache): Likewise.
29616 2007-02-11 Jan Hubicka <jh@suse.cz>
29618 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
29621 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
29623 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
29624 to add the REG_EQ* note.
29625 * see.c (see_merge_one_use_extension): Likewise.
29626 * local-alloc.c (update_equiv_regs): Likewise. Also don't
29627 turn REG_EQUAL notes into REG_EQUIV notes if the target
29628 register may have more than one set.
29629 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
29630 * gcse.c (try_replace_reg): Likewise.
29631 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
29632 * calls.c (fixup_tail_calls): Likewise. Abort if there is
29633 more than one REG_EQUIV note.
29634 * reload1.c (gen_reload): Use set_unique_reg_note.
29636 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
29638 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
29639 (ix86_builtin_conversion): New function.
29641 2007-02-06 Mark Mitchell <mark@codesourcery.com>
29644 * tree.h (DECL_REPLACEABLE_P): New macro.
29645 * except.c (set_nothrow_function_flags): Likewise.
29647 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
29648 Ira Rosen <irar@il.ibm.com>
29649 Dorit Nuzman <dorit@il.ibm.com>
29651 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
29652 * targhooks.c (default_builtin_vectorized_conversion): New.
29653 * targhooks.h (default_builtin_vectorized_function): New declaration.
29654 * target.h (struct vectorize): Add builtin_conversion field.
29655 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
29656 stmt_vec_info_type value.
29657 (vectorizable_conversion): New declaration.
29658 * tree-vect-analyze.c (vect_analyze_operations): Add
29659 vectorizable_conversion call.
29660 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
29661 * tree-vect-transform.c (vectorizable_conversion): New function.
29662 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
29663 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
29665 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
29666 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
29667 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
29668 or ALTIVEC_BUILTIN_VCFSX.
29670 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29673 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
29674 CONST_DOUBLE and operand 0 is a hard register.
29675 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
29676 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
29677 is a hard floating-point register.
29679 2007-02-10 Richard Henderson <rth@redhat.com>
29680 Jakub Jelinek <jakub@redhat.com>
29681 Alexandre Oliva <aoliva@redhat.com>
29683 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
29684 * builtin-types.def (BT_WORD): Make unsigned.
29685 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
29686 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
29687 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
29688 * c-decl.c (grokdeclarator): Don't error if !have_tls.
29689 * c-parser.c (c_parser_omp_threadprivate): Likewise.
29690 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
29692 * expr.c (emutls_var_address): New.
29693 (expand_expr_real_1): Expand emulated tls.
29694 (expand_expr_addr_expr_1): Likewise.
29695 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
29696 * output.h (emutls_finish): Declare.
29697 * toplev.c (compile_file): Call it.
29698 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
29699 address before wrapping in CONST.
29700 * varasm.c (emutls_htab, emutls_object_type): New.
29701 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
29702 (get_emutls_object_name, get_emutls_object_type): New.
29703 (get_emutls_init_templ_addr, emutls_decl): New.
29704 (emutls_common_1, emutls_finish): New.
29705 (assemble_variable): When emulating tls, swap decls; generate
29706 constructor for the emutls objects.
29707 (do_assemble_alias): When emulating tls, swap decl and target name.
29708 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
29710 * varpool.c (decide_is_variable_needed): Look at force_output.
29711 Recurse for emulated tls.
29712 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
29713 with decide_is_variable_needed.
29714 * emutls.c: New file.
29715 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
29716 tls_object for real tls.
29718 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
29720 PR rtl-optimization/29599
29721 * reload1.c (eliminate_regs_in_insn): Take the destination
29722 mode into account when computing the offset.
29724 2007-02-09 Stuart Hastings <stuart@apple.com>
29725 Richard Henderson <rth@redhat.com>
29727 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
29728 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
29729 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
29730 fixuns_truncdfhi2): New.
29731 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
29732 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
29733 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
29734 (floatunssidf2): Allow nonimmediate source.
29735 * config/i386/sse.md (movdi_to_sse): New.
29736 (vec_concatv2di): Drop '*'.
29737 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
29738 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
29739 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
29741 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
29742 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
29743 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
29744 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
29745 (ix86_build_signbit_mask): Fix decl of v, refactor to call
29746 ix86_build_const_vector.
29747 (x86_emit_floatuns): Rewrite.
29749 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29751 * genautomata.c (longest_path_length): Delete unused function.
29752 (struct state): Delete unused longest_path_length.
29753 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
29754 (get_free_state): Delete unused.
29756 2007-02-09 Jan Hubicka <jh@suse.cz>
29758 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
29759 * doc/invoke.texi (inline-unit-growth): Update default value.
29761 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
29762 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
29763 (rebuild_cgraph_edges): Likewise.
29764 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
29765 (dump_cgraph_node): Dump frequencies.
29766 (cgraph_clone_edge): Add frequency scales.
29767 (cgraph_clone_node): Add freuqnecy.
29768 * cgraph.h (cgraph_edge): Add freuqnecy argument.
29769 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
29770 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
29771 * tree-pass.h (TODO_rebuild_frequencies): New constant.
29772 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
29773 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
29774 (save_inline_function_body): Likewise.
29775 * ipa-inline.c: inluce rtl.h
29776 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
29777 (cgraph_edge_badness): Use frequencies.
29778 (cgraph_decide_recursive_inlining): Update clonning.
29779 (cgraph_decide_inlining_of_small_function): Dump frequency.
29780 * predict.c (estimate_bb_frequencies): Export.
29781 * predict.h (estimate_bb_frequencies): Declare.
29782 * tree-inline.c (copy_bb): Watch overflows.
29783 (expand_call_inline): Update call of cgraph_create_edge.
29784 (optimize_inline_calls): Use TODO flags to update frequnecies.
29785 * passes.h: Include predict.h
29786 (init_optimization_passes): Move profile ahead.
29787 (execute_function_todo): Handle TODO_rebuild_frequencies.
29789 2007-02-09 Roger Sayle <roger@eyesopen.com>
29791 * config/alpha/alpha.c (emit_insxl): Force the first operand of
29792 the insbl or inswl pattern into a register.
29794 2007-02-09 Roger Sayle <roger@eyesopen.com>
29796 * config/ia64/ia64.md (bswapdi2): New define_insn.
29798 2007-02-09 Richard Henderson <rth@redhat.com>
29800 * config/i386/constraints.md (Ym): New constraint.
29801 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
29802 (movdi_1_rex64): Split sse and xmm general register moves from
29803 memory move alternatives. Use conditional register constraints.
29804 (movsf_1, movdf_integer): Likewise.
29805 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
29806 (movdf_integer_rex64): New.
29807 (pushsf_rex64): Fix output constraints.
29808 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
29809 (sse2_stored): Likewise.
29810 (sse2_storeq_rex64): New.
29811 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
29812 amd and not generic.
29813 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
29814 for optimize_size. Remove SF/DFmode hack.
29816 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
29818 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
29821 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
29822 Richard Sandiford <richard@codesourcery.com>
29824 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
29825 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
29826 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
29827 m68k/t-mlib to tmake_file.
29828 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
29829 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
29830 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
29831 Allow it to be cf or m68k. Set m68k_arch_family. If that
29832 variable is not empty, add t-$m68k_arch_family to tmake_file.
29833 Add t-mlibs to tmake_file.
29834 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
29835 * config/m68k/t-cf: New file.
29836 * config/m68k/t-m68k: Likewise.
29837 * config/m68k/t-mlibs: Likewise.
29838 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29839 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29840 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
29841 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29842 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
29844 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
29845 (INSTALL_LIBGCC): Delete.
29846 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
29847 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29848 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29849 (M68K_MLIB_CPU): Define.
29850 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29851 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29852 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
29854 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
29855 Richard Guenther <rguenther@suse.de>
29857 PR middle-end/23361
29858 * fold-const.c (fold_comparison): Handle obfuscated comparisons
29859 against INT_MIN/INT_MAX.
29860 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
29861 file if a loop is removed.
29863 2007-02-09 Joseph Myers <joseph@codesourcery.com>
29865 * calls.c (store_one_arg): Pass correct alignment to
29866 emit_push_insn for non-BLKmode values.
29867 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
29868 unaligned stack slot via a suitably aligned slot.
29870 2007-02-08 DJ Delorie <dj@redhat.com>
29872 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
29874 (legal_subregs): Use unsigned char, make const.
29875 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
29877 2007-02-08 Paul Brook <paul@codesourcery.com>
29879 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
29880 special interworking needed.
29882 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
29884 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
29885 conditional to __SSE2__.
29886 (Entries below should have been added to first ChangeLog
29887 entry for amdfam10 dated 2007-02-05)
29888 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
29890 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
29892 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
29895 2007-02-08 DJ Delorie <dj@redhat.com>
29897 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
29898 * config/m32c/m32c.c (legal_subregs): New.
29899 (m32c_illegal_subreg_p): New.
29900 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
29901 unsupported subregs of hard regs.
29903 2007-02-08 Jan Hubicka <jh@suse.cz>
29905 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
29906 the same one; always update histograms.
29908 2007-02-08 Diego Novillo <dnovillo@redhat.com>
29910 * passes.c (init_optimization_passes): Tidy comment.
29912 2007-02-08 Roger Sayle <roger@eyesopen.com>
29914 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
29915 strip zero_extend, bswap and rotates from POCOUNT's argument.
29916 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
29917 zero_extend and rotates from PARITY's argument.
29918 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
29919 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
29920 of an integer constant at compile-time.
29922 2007-02-08 Diego Novillo <dnovillo@redhat.com>
29925 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
29927 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
29930 * tree-ssa-live.c (remove_unused_locals): Do not remove
29931 TREE_ADDRESSABLE variables.
29932 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
29933 * tree-ssa-operands.c (add_virtual_operand): Remove argument
29934 FOR_CLOBBER. Update all users.
29935 If VAR has an associated alias set, add a virtual operand for
29936 it if no alias is found to conflict with the memory reference.
29938 2007-02-07 Jan Hubicka <jh@suse.cz>
29939 Robert Kidd <rkidd@crhc.uiuc.edu>
29941 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
29943 2007-02-07 Ian Lance Taylor <iant@google.com>
29945 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
29947 2007-02-07 Roger Sayle <roger@eyesopen.com>
29949 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
29950 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
29951 tablejumpdi, movsi_to_cr_one): Remove constraints from
29952 define_expand's match_operands.
29954 2007-02-07 Roger Sayle <roger@eyesopen.com>
29956 * global.c (compute_regsets): Move declatation of "i" inside of
29957 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
29959 2007-02-07 Jakub Jelinek <jakub@redhat.com>
29962 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
29963 of INDIRECT_REF <RESULT_DECL>.
29965 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
29967 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
29968 Kaz Kojima <kkojima@gcc.gnu.org>
29971 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
29973 (sh_initialize_trampoline): Add parentheses to avoid a warning.
29975 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
29977 * doc/loop.texi: Document possibility not to perform disambiguation
29978 of loops with multiple latches.
29979 * cfgloopmanip.c (alp_enum_p): Removed.
29980 (add_loop): Handle subloops. Use get_loop_body_with_size.
29981 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
29982 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
29983 the new forwarder block.
29984 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
29985 Handle the case latch is NULL.
29986 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
29987 modifications when marking loop exits.
29988 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
29990 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
29991 disambiguate_loops_with_multiple_latches.
29992 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
29993 before fix_loop_structure.
29994 * cfgloop.c: Include pointer-set.h and output.h.
29995 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
29996 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
29997 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
29998 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
29999 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
30000 disambiguate_multiple_latches, get_loop_body_with_size,
30001 disambiguate_loops_with_multiple_latches): New functions.
30002 (flow_loop_dump): Dump multiple latch edges.
30003 (flow_loop_nodes_find): Handle loops with multiple latches.
30004 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
30005 (glb_enum_p): Modified.
30006 (get_loop_body): Use get_loop_body_with_size.
30007 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
30008 (AVOID_CFG_MODIFICATIONS): New constant.
30009 (disambiguate_loops_with_multiple_latches, add_loop,
30010 get_loop_body_with_size): Declare.
30011 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
30013 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
30015 PR inline-asm/28686
30016 * global.c (compute_regsets): New function.
30017 (global_alloc): Refactored ELIMINABLE_REGSET
30018 and NO_GLOBAL_ALLOC_REGS computation out.
30019 (rest_of_handle_global_alloc): Call compute_regsets()
30020 for non-optimizing case.
30022 2007-02-06 Richard Henderson <rth@redhat.com>
30024 * config/i386/constraints.md (Y2): Rename from Y.
30025 (Yi): New constraint.
30026 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
30027 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
30028 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
30029 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
30030 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
30031 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
30032 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
30033 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
30034 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
30035 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
30036 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
30037 vec_extractv2si_1): Change Y constraints to Y2.
30038 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
30039 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
30040 Change Y constraints to Y2.
30041 (sse2_loadld): Change Y constraints to x.
30043 2007-02-06 Roger Sayle <roger@eyesopen.com>
30045 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
30046 (parity<mode>2): New define_expand using rs6000_emit_parity.
30047 * config/rs6000/rs6000.c (rs6000_emit_popcount,
30048 rs6000_emit_parity): New functions.
30049 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
30050 rs6000_emit_parity): Prototype here.
30052 2007-02-06 Ian Lance Taylor <iant@google.com>
30054 * lower-subreg.c (simple_move_operand): Reject CONST.
30055 (resolve_clobber): Call validate_change rather than directly
30056 assigning to XEXP (pat, 0).
30058 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
30060 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
30061 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
30062 (tree-cfg.o): Remove hashtab.h dependency.
30064 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
30065 (struct ivopts_data): Change niters to pointer_map_t.
30066 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
30067 (niter_for_exit): Create pointer_map on demand. Change for
30069 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
30070 (free_loop_data): Destroy data->niters if created and reset field.
30071 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
30072 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
30074 * tree-ssa-reassoc.c: Include pointer-set.h.
30075 (bb_rank): Change to long *.
30076 (operand_rank): Change to pointer_map_t.
30077 (find_operand_rank): Return long, -1 if not found. Declare as inline.
30078 (insert_operand_rank): Accept long.
30079 (operand_entry_hash, operand_entry_eq): Remove.
30080 (get_rank): Return long. Adjust for changes above.
30081 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
30083 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
30085 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
30086 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
30087 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
30089 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
30090 directly since it cannot be NULL.
30091 (get_vi_for_tree): Rewrite for pointer_map API.
30092 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
30093 (init_alias_vars): Create vi_for_tree as pointer_map.
30094 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
30096 * tree-cfg.c: Don't include hashtab.h.
30097 (edge_to_cases): Declare as pointer_map.
30098 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
30100 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
30101 (start_recording_case_labels): Create edge_to_cases as pointer_map.
30102 (end_recoding_case_labels): Cleanup edge_to_cases manually before
30104 (record_switch_edge): Delete.
30105 (get_cases_for_edge): Adjust for pointer_map API, inline
30106 record_switch_edge (rewritten for new API), remove goto.
30108 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
30110 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
30111 * tree-nested.c: Include pointer-set.h.
30112 (var_map_elt, var_map_eq, var_map_hash): Delete.
30113 (struct nesting_info): Remove GTY marker. Change the two htab_t's
30114 to pointer_map_t's.
30115 (nesting_info_bitmap_obstack): New.
30116 (lookup_field_for_decl): Adjust for pointer_map API.
30117 (lookup_tramp_for_decl): Adjust for pointer_map API.
30118 (get_nonlocal_debug_decl): Adjust for pointer_map API.
30119 (get_local_debug_decl): Adjust for pointer_map API.
30120 (convert_nl_goto_reference): Adjust for pointer_map API.
30121 (convert_nl_goto_receiver): Adjust for pointer_map API.
30122 (create_nesting_tree): Create outside GGC space. Create bitmap on
30123 the new obstack. Create field_map and var_map as pointer_maps.
30124 (free_nesting_tree): Adjust for changes to create_nesting_tree.
30126 (lower_nested_functions): Move root here, no need to NULL it.
30127 Initialize and release the obstack.
30129 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
30131 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
30132 Remove prototypes and make them non-static.
30133 (struct tree_int_map): Remove.
30134 * tree.h (struct tree_int_map): Move here, turning TO into an
30136 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
30138 * tree.h (TREE_COMPLEXITY): Remove.
30139 (struct tree_exp): Remove complexity field.
30140 * tree.c (build1_stat): Don't set it.
30142 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
30143 Victor Kaplansky <victork@il.ibm.com>
30145 * tree-vectorizer.c (vect_is_simple_use): Support induction.
30146 (vect_is_simple_reduction): Support reduction with induction as
30147 one of the operands.
30148 (vect_is_simple_iv_evolution): Fix formatting.
30149 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
30150 formatting. Don't mark induction phis for vectorization.
30151 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
30152 * tree-vect-transform.c (get_initial_def_for_induction): New function.
30153 (vect_get_vec_def_for_operand): Support induction.
30154 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
30156 (vectorizable_reduction): Support reduction with induction as one of
30158 (vectorizable_type_demotion): Use def-type of stmt argument rather
30159 than dummy def-type.
30161 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
30162 flag_tree_scev_cprop.
30163 * common.opt (tree-scev-cprop): New flag.
30165 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
30166 call to vect_get_new_vect_var.
30168 2007-02-06 Ira Rosen <irar@il.ibm.com>
30170 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
30171 vectype is not NULL.
30172 (vect_pattern_recog_1): Likewise.
30174 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30176 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
30177 (fold_negate_expr): Likewise.
30179 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
30182 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
30183 even if cv-qualification is the same.
30185 2007-02-05 Geoffrey Keating <geoffk@apple.com>
30187 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
30188 __enable_execute_stack on completion.
30190 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30192 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
30193 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
30194 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
30195 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
30196 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
30197 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
30198 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
30199 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
30201 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30203 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
30204 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
30205 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
30206 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
30207 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
30208 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
30209 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
30210 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
30211 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
30212 umuldi3_highpart_rex64, umulsi3_highpart_insn,
30213 umulsi3_highpart_zext, smuldi3_highpart_rex64,
30214 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
30215 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
30216 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
30217 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
30218 sqrtextenddfxf2_i387): Added amdfam10_decode.
30220 * config/i386/athlon.md (athlon_idirect_amdfam10,
30221 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
30222 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
30223 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
30224 athlon_ivector_store_amdfam10): New define_insn_reservation.
30225 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
30228 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30230 * config/i386/athlon.md (athlon_call_amdfam10,
30231 athlon_pop_amdfam10, athlon_lea_amdfam10): New
30232 define_insn_reservation.
30233 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
30234 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
30235 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
30237 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30239 * config/i386/athlon.md (athlon_sseld_amdfam10,
30240 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
30241 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
30243 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30245 * config/i386/athlon.md (athlon_sseins_amdfam10): New
30246 define_insn_reservation.
30247 * config/i386/i386.md (sseins): Added sseins to define_attr type
30248 and define_attr unit.
30249 * config/i386/sse.md: Set type attribute to sseins for insertq
30252 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30254 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
30255 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
30256 ssecomi_load_amdfam10, ssecomi_amdfam10,
30257 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
30258 define_insn_reservation.
30259 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
30261 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30263 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
30264 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
30265 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
30266 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
30267 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
30268 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
30269 define_insn_reservation.
30271 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
30272 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
30273 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
30274 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
30275 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
30277 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30279 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
30280 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
30281 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
30282 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
30283 athlon_ssemul_load_k8): Added amdfam10.
30285 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30287 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
30288 (x86_sse_unaligned_move_optimal): New variable.
30290 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
30292 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
30293 for unaligned vector SSE double/single precision loads for AMDFAM10.
30295 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30297 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
30298 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
30299 Define TARGET_CPU_DEFAULT_amdfam10.
30300 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
30301 (processor_type): Add PROCESSOR_AMDFAM10.
30303 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
30304 processor_type in config/i386/i386.h.
30305 Enable imul peepholes for TARGET_AMDFAM10.
30307 * config.gcc: Add support for --with-cpu option for amdfam10.
30309 * config/i386/i386.c (amdfam10_cost): New variable.
30310 (m_AMDFAM10): New macro.
30311 (m_ATHLON_K8_AMDFAM10): New macro.
30312 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
30313 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
30314 x86_promote_QImode, x86_integer_DFmode_moves,
30315 x86_partial_reg_dependency, x86_memory_mismatch_stall,
30316 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
30317 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
30318 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
30319 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
30320 Enable/disable for amdfam10.
30321 (override_options): Add amdfam10_cost to processor_target_table.
30322 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
30323 processor_alias_table.
30324 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
30325 (ix86_adjust_cost): Add code for amdfam10.
30327 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30329 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
30330 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
30331 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
30332 * config/i386/i386.h: Add builtin definition for SSE4A.
30333 * config/i386/i386.md: Add support for ABM instructions
30334 (popcnt and lzcnt).
30335 * config/i386/sse.md: Add support for SSE4A instructions
30336 (movntss, movntsd, extrq, insertq).
30337 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
30338 Add -march=amdfam10 flag.
30339 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
30340 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
30342 * doc/extend.texi: Add documentation for SSE4A builtins.
30344 2007-02-05 Bob Wilson <bob.wilson@acm.org>
30346 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
30348 2007-02-05 Richard Guenther <rguenther@suse.de>
30350 * tree-vectorizer.h (vectorizable_function): Add argument type
30351 argument, change return type.
30352 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
30353 * tree-vect-transform.c (vectorizable_function): Handle extra
30354 argument, return vectorized function decl.
30355 (build_vectorized_function_call): Remove.
30356 (vectorizable_call): Handle calls with result and argument types
30357 differing. Handle loop vectorization factor correctly.
30358 * targhooks.c (default_builtin_vectorized_function): Adjust for
30360 * targhooks.h (default_builtin_vectorized_function): Likewise.
30361 * target.h (builtin_vectorized_function): Add argument type
30363 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
30364 extra argument, allow vectorizing of lrintf.
30365 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
30366 documentation of target hook.
30368 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
30371 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
30372 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
30373 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
30375 2007-02-05 Roger Sayle <roger@eyesopen.com>
30377 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
30378 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
30379 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
30380 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
30381 before canonicalizing sincos to cexpi.
30382 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
30384 2007-02-05 Roger Sayle <roger@eyesopen.com>
30386 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
30387 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
30388 (alpha_init_builtins): Use alpha_add_builtins to process tables.
30390 2007-02-05 Roger Sayle <roger@eyesopen.com>
30392 * mips-tfile.c (initialize_init_file): Correct endianness test.
30394 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
30396 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
30397 the 'y' constraint.
30399 2007-02-05 Richard Sandiford <richard@codesourcery.com>
30401 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
30402 saves in a PARALLEL before the register assignments.
30404 2007-02-05 Richard Sandiford <richard@codesourcery.com>
30406 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
30407 DWARF_FRAME_RETURN_COLUMN to be a general register.
30408 * dwarf2out.c (init_return_column_size): New function, split from...
30409 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
30410 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
30411 to be nongeneral registers.
30412 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
30414 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
30415 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
30417 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
30419 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
30421 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
30423 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
30424 (remove_path): Use can_remove_branch_p and remove_branch instead
30425 of loop_delete_branch_edge.
30426 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
30427 (tree_transform_and_unroll_loop): Remove dead branches immediately.
30428 Update profile using scale_dominated_blocks_in_loop.
30429 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
30430 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
30431 (can_remove_branch_p, remove_branch): Declare.
30432 * tree-cfg.c (tree_can_remove_branch_p): New function.
30433 (tree_cfg_hooks): Add tree_can_remove_branch_p.
30434 * cfgrtl.c (rtl_can_remove_branch_p): New function.
30435 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
30437 2007-02-05 Jan Hubicka <jh@suse.cz>
30439 PR middle-end/30696
30440 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
30441 nodes in cgraph, don't remove offline copy of the function.
30443 2007-02-04 Jan Hubicka <jh@suse.cz>
30445 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
30446 vectors might cause maybe_lookup_element_for_expr to be called
30447 on non-sra-candidate.
30449 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
30451 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
30452 config/bfin/bfin.md, config/bfin/predicates.md: Follow
30453 spelling conventions.
30455 2007-02-04 Richard Guenther <rguenther@suse.de>
30457 PR middle-end/30636
30458 * fold-const.c (try_move_mult_to_index): Make sure to not
30459 overflow one dimension of a multi-dimensional array access.
30461 2007-02-04 Jan Hubicka <jh@suse.cz>
30463 * passes.c (init_optimization_passes): Reindent.
30465 2007-02-04 Jan Hubicka <jh@suse.cz>
30466 Eric Botcazou <ebotcazou@adacore.com>
30468 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
30469 (execute_fixup_cfg): Break out the abnormal goto code.
30470 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
30471 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
30472 (optimize_inline_calls): Call make_nonlocal_label_edges.
30474 2007-02-04 Jan Hubicka <jh@suse.cz>
30476 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
30477 true when something was changed.
30478 (rename_ssa_copies): When something was changed, do
30479 TODO_remove_unused_locals.
30480 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
30481 add TODO_remove_unused_locals when instruction was removed.
30483 2007-02-04 Jan Hubicka <jh@suse.cz>
30485 * ipa-inline.c (try_inline): Improve debug output; work on already
30487 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
30488 call try_inline for already inlined edges too when flattening;
30489 inline also functions that make callee growth but overall unit size
30492 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
30494 * config/m32c/bitops.md, config/m32c/jump.md,
30495 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
30496 config/m32r/m32r.h, config/m32r/m32r.md,
30497 config/m32r/predicates.md, config/m68hc11/larith.asm,
30498 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
30499 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
30500 config/mips/mips-protos.h, config/mips/mips.c,
30501 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
30502 config/mn10300/mn10300.h, config/mn10300/predicates.md,
30503 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
30504 spelling conventions.
30506 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
30507 Follow spelling conventions.
30509 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
30511 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
30512 warn about C++0x compatibility.
30514 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
30516 * config/h8300/h8300.c, config/h8300/h8300.h,
30517 config/h8300/h8300.md: Follow spelling conventions.
30519 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
30521 PR middle-end/30667
30522 * combine.c (try_combine): Do not substitute source operand
30523 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
30525 2007-02-03 Jan Hubicka <jh@suse.cz>
30527 PR gcov-profile/30650
30528 * value-prof.c (stringop_block_profile): Fix handling of size counter;
30529 do not divide by zero for never executed counters.
30530 (tree_find_values_to_profile): Fix counters.
30531 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
30533 2007-02-03 Ian Lance Taylor <iant@google.com>
30535 * lower-subreg.c (simple_move_operand): New static function,
30536 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
30538 (simple_move): Call simple_move_operand.
30539 (find_decomposable_subregs): Add special handling of MEMs.
30540 (can_decompose_p): Rename from cannot_decompose_p. Reverse
30541 meaning of return value. If we see a hard register, test whether
30542 it can store a word_mode value. Change all callers.
30544 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30546 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
30547 ftrapv insns and expanders.
30548 (subdi3): Change define_expand operand 1 to arith11_operand, and
30549 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
30550 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
30551 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
30554 PR middle-end/30174
30555 * varasm.c (notice_global_symbol): Treat global objects as weak when
30556 flag_shlib is true.
30558 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30560 * emit-rtl.c (dconstpi): Delete.
30561 (dconstsqrt2): New.
30562 (init_emit_once): Delete dconstpi and init dconstsqrt2.
30563 * real.h (dconstpi): Delete.
30564 (dconstsqrt2): New.
30565 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
30566 (fold_builtin_hypot): Likewise.
30568 2007-02-03 Tom Tromey <tromey@redhat.com>
30571 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
30572 -gcoff3, -gxcoff3, -gvms3 implies -dD.
30574 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
30576 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
30577 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
30578 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
30579 config/rs6000/cell.md, config/rs6000/darwin.h,
30580 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
30581 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
30582 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
30583 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
30584 typos. Follow spelling conventions.
30585 * doc/invoke.texi: Follow spelling conventions.
30587 2007-02-03 Roger Sayle <roger@eyesopen.com>
30589 * simplify-rtx.c (simplify_relational_operation_1): Implement some
30590 canonicalization transformations that attempt to simplify integer
30591 constant comparisons to become comparisons against zero.
30593 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30595 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
30597 * fold-const.c (fold_binary): Fix comment typos. Fold complex
30598 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
30600 2007-02-02 Mike Stump <mrs@apple.com>
30602 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
30603 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
30604 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
30605 generate a branch island.
30607 2007-02-02 Bob Wilson <bob.wilson@acm.org>
30609 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
30610 (xtensa_legitimate_address_p): New.
30611 (xtensa_legitimize_address): New.
30612 (xtensa_output_addr_const_extra): New.
30613 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
30615 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
30616 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
30617 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
30618 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
30619 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
30620 (xtensa_legitimize_address): New.
30621 (xtensa_output_addr_const_extra): New.
30623 2007-02-02 Steve Ellcey <sje@cup.hp.com>
30625 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
30627 2007-02-02 Ian Lance Taylor <iant@google.com>
30629 * expmed.c (expand_divmod): Add comment.
30631 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
30633 * emit-rtl.c (renumber_insns): Remove.
30634 * flags.h: Remove the extern for flag_renumber_insns.
30635 * rtl.h: Remove the prototype for renumber_insns.
30636 * toplev.c (flag_renumber_insns): Remove.
30638 2007-02-02 Hui-May Chang <hm.chang@apple.com>
30640 Revert for x86 darwin:
30641 2005-06-19 Uros Bizjak <uros@kss-loka.si>
30643 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
30644 code before the following patch under TARGET_MACHO.
30645 (ix86_function_value_regno_p): Likewise.
30647 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30649 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
30652 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
30655 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
30656 loads to general or fp registers. Add comments.
30657 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
30659 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
30661 * pointer-set.c (insert_aux): Only return insertion slot.
30662 (pointer_set_insert): Adjust.
30663 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
30664 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
30665 pointer_map_traverse): New.
30666 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
30667 pointer_map_create, pointer_map_destroy, pointer_map_insert,
30668 pointer_map_contains, pointer_map_traverse): Declare.
30670 2007-02-02 Jakub Jelinek <jakub@redhat.com>
30672 PR middle-end/30473
30673 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
30674 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
30676 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
30678 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
30680 (struct _dep): New type.
30681 (dep_t): New typedef.
30682 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
30683 (DEP_STATUS): New access macro. The macro with the same name was
30684 renamed to DEP_LINK_STATUS.
30685 (dep_init): Declare function
30687 (struct _dep_link): New type.
30688 (dep_link_t): New typedef.
30689 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
30690 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
30691 (DEP_LINK_STATUS): New macro.
30692 (debug_dep_links): New debug function.
30694 (struct _deps_list): New type.
30695 (deps_list_t): New typedef.
30696 (DEPS_LIST_FIRST): New access macro.
30697 (FOR_EACH_DEP_LINK): New cycle macro.
30698 (create_deps_list, free_deps_list, delete_deps_list): Declare
30700 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
30701 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
30702 (copy_deps_list_change_con): Ditto.
30704 (move_dep_link): Declare function.
30706 (struct _dep_node): New type.
30707 (dep_node_t): New typedef.
30708 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
30710 (struct haifa_insn_data.back_deps): New field to hold backward
30711 dependencies of the insn.
30712 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
30714 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
30715 Change its type to deps_list_t.
30716 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
30717 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
30718 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
30720 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
30722 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
30724 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
30726 (dep_cost): Declare.
30728 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
30729 (ds_to_dk, dk_to_ds): New functions.
30731 (init_dep_1): New static function.
30732 (init_dep): New function.
30733 (copy_dep): New static function.
30735 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
30737 (detach_dep_link): New static function.
30738 (move_dep_link): New function.
30740 (dep_links_consistent_p, dump_dep_links): New static functions.
30741 (debug_dep_links): New debugging function.
30743 (deps_obstack, dl_obstack, dn_obstack): New static variables.
30745 (alloc_deps_list, init_deps_list): New static functions.
30746 (create_deps_list): New function.
30747 (clear_deps_list): New static function.
30748 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
30749 (deps_list_consistent_p, dump_deps_list): New static functions.
30750 (debug_deps_list): New function.
30751 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
30753 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
30755 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
30756 use new scheduler dependencies lists.
30757 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
30758 (sched_analyze): Ditto. Initialize dependencies lists.
30759 (add_forw_dep, compute_forward_dependences): Update to use new
30760 scheduler dependencies lists.
30762 (init_dependency_caches): Init deps_obstack.
30763 (free_dependency_caches): Free deps_obstack.
30765 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
30766 new scheduler dependencies lists.
30767 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
30768 (add_back_forw_dep, delete_back_forw_dep): Ditto.
30770 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
30771 Update to use new scheduler dependencies lists.
30772 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
30773 (debug_dependencies): Ditto.
30774 (schedule_region): Update comments.
30776 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
30777 scheduler dependencies lists.
30778 (schedule_ebb): Update comments.
30780 * rtl.def (DEPS_LIST): Remove.
30782 * lists.c (unused_deps_list): Remove.
30783 (free_list): Update assertions.
30785 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
30786 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
30788 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
30789 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
30791 * haifa-sched.c (comments): Update.
30792 (insn_cost1): Remove. Inline the code into insn_cost ().
30793 (insn_cost): Update to use new scheduler dependencies lists. Move
30794 processing of the dependency cost to dep_cost ().
30795 (dep_cost): New function. Use it instead of insn_cost () when
30796 evaluating cost of the dependency. Use compatible interface to
30797 interact with the target.
30798 (priority): Update to use new scheduler dependencies lists.
30799 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
30800 with greater number of insns that depend on the insn.
30801 (schedule_insn): Update to use new scheduler dependencies lists. Add
30802 code to free backward dependencies lists. Inline and optimize code
30803 from resolve_dep () - see PR28071.
30804 (ok_for_early_queue_removal): Update to use new scheduler dependencies
30805 lists. Update call to targetm.sched.is_costly_dependence hook.
30807 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
30808 scheduler dependencies lists.
30810 (resolve_dep): Remove. Move the logic to schedule_insn ().
30811 (init_h_i_d): Initialize dependencies lists.
30813 (process_insn_depend_be_in_spec): Rename to
30814 process_insn_forw_deps_be_in_spec. Update to use new scheduler
30815 dependencies lists.
30816 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
30817 Update to use new scheduler dependencies lists.
30818 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
30820 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
30821 new scheduler dependencies lists.
30822 (build_intra_loop_deps): Ditto.
30824 * target.h (struct _dep): Declare to use in
30825 gcc_target.sched.is_costly_dependence.
30826 (struct gcc_target.sched.adjust_cost): Fix typo.
30827 (struct gcc_target.sched.is_costly_dependence): Change signature to
30828 use single dep_t parameter instead of an equivalent triad.
30829 (struct gcc_target.sched.adjust_cost_2): Remove.
30831 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
30833 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
30835 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
30837 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
30839 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
30840 (REG_DEP_TRUE): Document.
30842 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
30843 Change signature to correspond to the targetm.sched.adjust_cost hook.
30844 Update use in TARGET_SCHED_ADJUST_COST_2.
30845 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
30846 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
30847 new scheduler dependencies lists.
30848 (ia64_gen_check): Ditto.
30850 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
30851 scheduler dependencies lists.
30853 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
30854 signature to correspond to the targetm.sched.is_costly_dependence hook.
30855 (is_costly_group): Update to use new scheduler dependencies lists.
30857 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
30858 instead of INSN_COST () macro.
30860 2007-02-01 Ian Lance Taylor <iant@google.com>
30862 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
30864 2007-02-01 Guy Martin <gmsoft@gentoo.org>
30866 * pa.md (tp_load): Correct mfctl instruction syntax.
30868 2007-02-01 Geoffrey Keating <geoffk@apple.com>
30870 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
30871 altivec_padding_size calculation on AIX. Improve comment, add
30872 assert to verify that it's right.
30874 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
30877 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
30879 PR inline-asm/28686
30880 * global.c (global_alloc): Add mising initialization of
30883 2007-02-01 Roger Sayle <roger@eyesopen.com>
30885 * alias.c (init_alias_analysis): Correct whitespace.
30886 * bb-reorder.c (fix_edges_for_rarely_executed_code,
30887 partition_hot_cold_basic_blocks): Likewise.
30888 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
30889 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
30890 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
30891 fold_builtin_snprintf_chk, fold_builtin_printf,
30892 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
30893 do_mpfr_arg3, do_mpfr_sincos): Likewise.
30894 * cfgcleanup.c (cleanup_cfg): Likewise.
30895 * cfgexpand.c (tree_expand_cfg): Likewise.
30896 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
30897 * function.c (get_next_funcdef_no): Likewise.
30898 * gengtype.c (main): Likewise.
30899 * genmodes.c (main): Likewise.
30900 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
30901 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
30902 * ifcvt.c (noce_emit_move_insn): Likewise.
30903 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
30905 * stor-layout.c (get_best_mode): Likewise.
30906 * tree-ssa-loop-niter.c (get_val_for): Likewise.
30907 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
30908 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
30909 perform_var_substitution, solve_graph): Likewise.
30910 * tree-vrp.c (vrp_finalize): Likewise.
30912 2007-02-01 Ian Lance Taylor <iant@google.com>
30914 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
30915 high part of a paradoxical subreg, return a constant zero.
30917 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
30919 * toplev.c (lang_dependent_init): Call init_set_costs.
30920 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
30922 2007-02-01 Richard Guenther <rguenther@suse.de>
30924 PR middle-end/30656
30925 * fold-const.c (fold_negate_expr): Allow negating a
30926 constant if overflow does not change.
30928 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30930 * doc/c-tree.texi (Expression trees): Improve markup.
30931 * doc/tm.texi (Register Classes, Addressing Modes)
30932 (Floating Point): Fix spacing after abbreviations. Fix some
30935 2007-02-01 Ben Elliston <bje@au.ibm.com>
30937 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
30938 * doc/contrib.texi: Likewise.
30939 * doc/install.texi: Likewise.
30941 2007-01-31 Richard Henderson <rth@redhat.com>
30942 Ian Lance Taylor <iant@google.com>
30944 * lower-subreg.c: New file.
30945 * rtl.def (CONCATN): Define.
30946 * passes.c (init_optimization_passes): Add pass_lower_subreg and
30947 pass_lower_subreg2.
30948 * emit-rtl.c (update_reg_offset): New static function, broken out
30949 of gen_rtx_REG_offset.
30950 (gen_rtx_REG_offset): Call update_reg_offset.
30951 (gen_reg_rtx_offset): New function.
30952 * regclass.c: Revert patch of 2006-03-05, restoring
30954 (clear_reg_info_regno): New function.
30955 * dwarf2out.c (concatn_loc_descriptor): New static function.
30956 (loc_descriptor): Handle CONCATN.
30957 * common.opt (fsplit_wide_types): New option.
30958 * opts.c (decode_options): Set flag_split_wide_types when
30960 * timevar.def (TV_LOWER_SUBREG): Define.
30961 * rtl.h (gen_reg_rtx_offset): Declare.
30962 (reg_scan_update): Declare.
30963 * regs.h (clear_reg_info_regno): Declare.
30964 * tree-pass.h (pass_lower_subreg): Declare.
30965 (pass_lower_subreg2): Declare.
30966 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
30967 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
30968 -fsplit-wide-types.
30969 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
30970 * Makefile.in (OBJS-common): Add lower-subreg.o.
30971 (lower-subreg.o): New target.
30973 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30975 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
30977 2007-01-31 Anatoly Sokolov <aesok@post.ru>
30980 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
30982 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30984 PR middle-end/29335
30985 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
30987 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
30989 * cfgloop.h: Include vec-prim.h.
30990 (enum li_flags): Remove LI_ONLY_OLD.
30991 (loop_iterator): Changed.
30992 (fel_next, fel_init): Iterate over loop tree.
30993 (FOR_EACH_LOOP_BREAK): New macro.
30994 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
30996 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
30997 * modulo-sched.c (sms_schedule): Ditto.
30998 * tree-vectorizer.c (vectorize_loops): Ditto.
30999 * doc/loop.texi: Update information on loop numbering and behavior of
31000 FOR_EACH_LOOP wrto new loops.
31001 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
31002 add_to_evolution_1): Test nestedness of loops instead of comparing
31004 * tree-chrec.c (chrec_fold_plus_poly_poly,
31005 chrec_fold_multiply_poly_poly, chrec_evaluate,
31006 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
31007 reset_evolution_in_loop): Ditto.
31008 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
31010 2007-01-31 Dirk Mueller <dmueller@suse.de>
31012 * c-common.c (warn_about_parentheses): Separate warning about
31013 un-parenthized sequence of comparison operators from the one
31014 which is supposed to warn about x <= y <= z.
31016 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
31018 * optabs.h (enum optab_index): Add new OTI_isinf.
31019 (isinf_optab): Define corresponding macro.
31020 * optabs.c (init_optabs): Initialize isinf_optab.
31021 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
31023 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
31024 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
31026 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
31027 expand_builtin_interclass_mathfn.
31028 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
31029 * config/i386/i386.md (UNSPEC_FXAM): New constant.
31030 (fxam<mode>2_i387): New insn pattern.
31031 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
31032 built-in functions as x87 inline asm.
31034 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
31036 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
31038 2007-01-30 Eric Christopher <echristo@apple.com>
31040 * config.gcc: Add geode.
31042 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
31044 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
31045 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
31046 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
31047 value-prof.c: Fix comment typos.
31049 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31052 * doc/invoke.texi (Wpointer-arith): Document warning.
31054 2007-01-30 Janis Johnson <janis187@us.ibm.com>
31056 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
31057 the list of discrepancies from the draft TR.
31059 2007-01-30 Dirk Mueller <dmueller@suse.de>
31062 * doc/invoke.texi (-Wreturn-type): Update description to
31063 match new behavior.
31065 2007-01-30 Richard Sandiford <richard@codesourcery.com>
31067 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
31069 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
31071 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
31072 to handle optabs that operate on floating point input argument and
31073 output to integer output.
31074 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
31075 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
31076 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
31077 expand_builtin_interclass_mathfn ().
31078 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
31079 (ilogbsi2): Remove.
31080 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
31081 ilogbl built-in functions as x87 intrinsics.
31083 2007-01-30 Richard Guenther <rguenther@suse.de>
31085 PR middle-end/27657
31086 * dwarf2out.c (reference_to_unused): Query varpool if the
31087 variable was output.
31089 2007-01-30 Richard Guenther <rguenther@suse.de>
31091 PR middle-end/30313
31092 * passes.c (execute_one_pass): Reset in_gimple_form to not
31093 confuse non-unit-at-a-time mode.
31095 2007-01-29 Roger Sayle <roger@eyesopen.com>
31096 Richard Guenther <rguenther@suse.de>
31098 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
31099 avoid undefined behaviour on overflow. Use force_fit_type_double
31100 to construct the constant with the specified TREE_OVERFLOW.
31102 2007-01-29 Janis Johnson <janis187@us.ibm.com>
31104 * config/dfp-bit.c: Add parameterized support for fp exceptions.
31105 * config/dfp-bit.h: Ditto.
31107 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31109 * c-decl.c (pop_scope): Replace warnings with call to
31110 warn_for_unused_label.
31111 * c-common.h (warn_for_unused_label): Declare.
31112 * c-common.c (warn_for_unused_label): Define.
31114 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31116 * tree-optimize.c (update_inlined_to_pointers): Delete unused
31119 2007-01-29 Janis Johnson <janis187@us.ibm.com>
31121 * Makefile.in (USER_H): Remove decfloat.h.
31122 * ginclude/decfloat.h: Delete, moving contents to ...
31123 * ginclude/float.h: Add support for decimal floating point,
31124 guarded by __STDC_WANT_DEC_FP__.
31126 2007-01-29 Mike Stump <mrs@apple.com>
31128 * doc/gccint.texi (Top): Rename Loop Representation to Loop
31129 Analysis and Representation to resolve case insensitive conflict.
31130 * doc/loop.texi (Loop Analysis and Representation): Likewise.
31132 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
31134 * tree.h (struct tree_memory_tag): Add aliases member.
31135 (MTAG_ALIASES): New macro.
31136 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
31137 (add_may_alias): Remove pointer-set. Update for may_aliases being
31139 (mark_aliases_call_clobbered): Update for may_aliases being a
31141 (compute_tag_properties): Ditto.
31142 (create_partition_for): Ditto.
31143 (compute_memory_partitions): Ditto.
31144 (dump_may_aliases_for): Ditto.
31145 (is_aliased_with): Ditto.
31146 (add_may_alias_for_new_tag): Ditto.
31147 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
31148 (compute_is_aliased): New function.
31149 (compute_may_aliases): Call compute_is_aliased).
31150 (init_alias_info): Initialize alias_bitmap_obstack.
31151 (union_alias_set_into): New function.
31152 (compute_flow_sensitive_aliasing): Use union_aliases_into.
31153 (have_common_aliases_p): Rewrite to take two bitmaps and use
31155 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
31156 Update for bitmaps.
31157 (finalize_ref_all_pointers): Update for add_may_alias changes.
31158 (new_type_alias): Ditto.
31159 * tree-flow-inline.h (may_aliases): Return a bitmap.
31160 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
31161 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
31162 may_aliases being a bitmap.
31163 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
31164 may_aliases now returns a bitmap.
31165 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
31167 * tree-ssa-operands.c (add_virtual_operand): Update for
31168 may_aliases being a bitmap.
31170 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
31172 PR tree-optimization/30630
31173 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
31174 variable as changed.
31176 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
31179 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
31180 expanded only once even if an error occurs.
31182 2007-01-29 Ben Elliston <bje@au.ibm.com>
31184 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
31185 (__gcov_average_profiler): Likewise.
31186 (__gcov_ior_profiler): Likewise.
31187 (__gcov_merge_ior): Likewise.
31189 2007-01-28 Jan Hubicka <jh@suse.cz>
31191 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
31192 * value-prof.c (stringop_block_profile): Likewise.
31194 2007-01-28 Jan Hubicka <jh@suse.cz>
31196 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
31197 Add variant handling histograms; add wrapper.
31198 (clear_storage_via_libcall): Export.
31199 (emit_block_move_hints): Break out from ...; add histograms.
31200 (emit_block_move): ... this one.
31201 (clear_storage_hints): Break out from ...; add histograms.
31202 (clear_storage): ... this one.
31203 (set_storage_via_memset): Handle histogram.
31204 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
31205 (clear_storage_hints, clear_storage_via_libcall): Declare.
31206 (set_storage_via_setmem): Update prototype.
31207 * doc/md.texi (movmem, setmem): Document new arguments.
31209 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
31210 Add new histograms.
31211 (stringop_block_profile): New global function.
31212 (tree_stringops_values_to_profile): Profile block size and alignment.
31213 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
31215 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
31216 (stringop_block_profile): Declare.
31217 * builtins.c: Include value-prof.h.
31218 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
31219 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
31220 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
31221 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
31222 * profile.c (instrument_values): Add new counters.
31223 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
31225 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
31226 (tree_init_edge_profiler): Build new profilers.
31227 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
31228 (pass_tree_profile): Add dump.
31229 (tree_profile_hooks): Update.
31230 * Makefile.in (LIBGCOV): Add new constants.
31231 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
31232 __gcov_ior_profiler): New.
31233 * config/i386/i386.md (movmem/setmem expanders): Add new optional
31236 2007-01-28 David Edelsohn <edelsohn@gnu.org>
31238 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
31240 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
31242 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
31243 (tree_unswitch_single_loop): Pass eni_size_weights to
31244 tree_num_loop_insns.
31245 * tree-ssa-loop-manip.c: Include tree-inline.h.
31246 (can_unroll_loop_p): Pass eni_size_weights to
31247 tree_num_loop_insns.
31248 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
31249 Pass eni_size_weights to estimate_num_insns.
31250 * tree.h (init_inline_once): Export.
31251 * toplev.c (backend_init): Call init_inline_once.
31252 * cgraphunit.c (cgraph_process_new_functions,
31253 cgraph_analyze_function): Pass eni_inlining_weights to
31254 estimate_num_insns.
31255 * ipa-inline.c (compute_inline_parameters): Ditto.
31256 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
31257 to estimate_num_insns.
31258 (try_unroll_loop_completely): Pass eni_size_weights to
31259 tree_num_loop_insns.
31260 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
31261 ot estimate_num_insns.
31262 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
31263 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
31264 * tree-inline.c (eni_inlining_weights, eni_size_weights,
31265 eni_time_weights): New variables.
31266 (init_inline_once): Initialize them.
31267 (struct eni_data): Mew.
31268 (estimate_num_insns_1, estimate_num_insns): Use weights.
31269 * tree-inline.h (struct eni_weights_d): New.
31270 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
31271 (estimate_num_insns): Declaration changed.
31272 * cfgloop.h (tree_num_loop_insns): Declaration changed.
31273 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
31274 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
31276 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
31278 * tree-data-ref.c (conflict_fn): Assert that the number of affine
31279 relations in the conflict function is valid.
31281 2007-01-27 Ian Lance Taylor <iant@google.com>
31283 * common.opt: Add fstrict-overflow.
31284 * opts.c (decode_options): Set flag_strict_overflow if -O2.
31285 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
31286 (TYPE_OVERFLOW_UNDEFINED): Define.
31287 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
31289 * tree.h (TYPE_TRAP_SIGNED): Don't define.
31290 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
31291 (fold_negate_expr): Likewise.
31292 (make_range): Likewise.
31293 (extract_muldiv_1): Likewise.
31294 (maybe_canonicalize_comparison): Likewise.
31295 (fold_comparison): Likewise.
31296 (fold_binary): Likewise.
31297 (tree_expr_nonnegative_p): Likewise.
31298 (tree_expr_nonzero_p): Likewise.
31299 * tree-vrp.c (compare_values): Likewise.
31300 (extract_range_from_binary_expr): Likewise.
31301 (extract_range_from_unary_expr): Likewise.
31302 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
31304 (nowrap_type_p): Likewise.
31305 * tree-scalar-evolution.c (simple_iv): Likewise.
31306 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
31307 (build_range_check): Likewise.
31308 (extract_muldiv_1): Likewise.
31309 (fold_comparison): Likewise.
31310 * tree-vrp.c (vrp_int_const_binop): Likewise.
31311 (extract_range_from_unary_expr): Likewise.
31312 * convert.c (convert_to_integer): Likewise.
31313 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
31314 (fold_comparison): Likewise.
31315 (fold_binary): Likewise.
31316 * optabs.c (optab_for_tree_code): Likewise.
31317 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
31318 * simplify-rtx.c (simplify_const_relational_operation): Check
31319 flag_strict_overflow and flag_trapv.
31320 (simplify_const_relational_operation): Likewise.
31321 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
31322 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
31325 2007-01-27 Roger Sayle <roger@eyesopen.com>
31327 * tree.c (tree_fold_gcd): Delete.
31328 * tree.h (tree_fold_gcd): Remove prototype.
31329 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
31330 test whether one constant integer is a multiple of another. Instead
31331 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
31332 * fold-const.c (multiple_of_p): We've determined both TOP and
31333 BOTTOM are integer constants so we can call int_const_binop directly
31334 instead of the more generic const_binop.
31336 2007-01-27 Roger Sayle <roger@eyesopen.com>
31338 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
31339 1*X check that the constant hasn't overflowed, to preserve the
31341 (round_up): Provide an efficient implementation when rouding-up an
31342 INTEGER_CST to a power-of-two.
31344 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31346 * doc/sourcebuild.texi: Add comma for clarity.
31347 * doc/extend.texi: Fix some typos.
31348 * doc/passes.texi: Likewise.
31349 * doc/cppinternals.texi: Likewise.
31350 * doc/c-tree.texi: Likewise.
31351 * doc/tree-ssa.texi: Likewise.
31352 * doc/install.texi: Likewise.
31354 2007-01-27 Jan Hubicka <jh@suse.cz>
31356 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
31357 (pass_sra): Do not require alias information.
31358 * passes.c (init_optimization_passes): Add SRA
31360 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
31362 * tracer.c (rest_of_handle_tracer): We already cleaned
31363 up the CFG in tracer() so don't do it here again.
31364 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
31365 cleanup_cfg here, either. And don't call renumber_insns.
31367 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
31368 and BB_HEAD are in the insn stream here. Instead make sure
31369 that BB_INSN is valid on all insns. Also, do check here that
31370 there are no pending branch predictions...
31371 (rtl_verify_flow_info): ...instead of doing it here. Checks
31372 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
31375 2007-01-26 Roger Sayle <roger@eyesopen.com>
31377 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
31378 function to simplify/factorize operand order canonicalization.
31379 (ix86_fixup_binary_operands): Reorganize using the above function.
31380 (ix86_binary_operator_ok): Likewise.
31382 2007-01-27 Jakub Jelinek <jakub@redhat.com>
31384 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
31385 file scope from optimize_attrs.
31386 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
31388 (optimize_attrs): Clear insn_code_values after freeing it.
31390 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
31392 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
31393 a parts.base assignment.
31395 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
31397 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
31398 (compute_subscript_distance, initialize_data_dependence_relation,
31399 finalize_ddr_dependent, analyze_ziv_subscript,
31400 analyze_siv_subscript_cst_affine,
31401 compute_overlap_steps_for_affine_univar,
31402 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
31403 analyze_siv_subscript, analyze_miv_subscript,
31404 analyze_overlapping_iterations, subscript_dependence_tester_1,
31405 compute_self_dependence, free_dependence_relation): Work
31406 with affine_fn instead of chrecs.
31407 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
31408 common_affine_function, affine_function_base,
31409 affine_function_constant_p, affine_fn_op, affine_fn_plus,
31410 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
31411 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
31412 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
31413 (all_chrecs_equal_p): Removed.
31414 * tree-data-ref.h (affine_fn, conflict_function): New types.
31415 (struct subscript): Change type of conflicting_iterations_in_a
31416 and conflicting_iterations_in_b.
31418 2007-01-26 Steve Ellcey <sje@cup.hp.com>
31421 * config/pa/pa.h (TARGET_HPUX_11): New.
31422 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
31423 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
31425 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
31426 Richard Guenther <rguenther@suse.de>
31428 * tree-ssa-structalias.c (solve_graph): Handle case
31429 we merged the variable to another.
31431 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31433 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
31436 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
31437 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
31439 2007-01-25 DJ Delorie <dj@redhat.com>
31441 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
31442 allow changes to modes which don't fit in those registers.
31444 * reload1.c (choose_reload_regs): Check for invalid subregs before
31445 computing their locations, not after.
31447 2007-01-25 Geoffrey Keating <geoffk@apple.com>
31450 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
31451 save Altivec registers in an eh_return function.
31452 (compute_vrsave_mask): Likewise.
31453 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
31454 for saving Altivec registers.
31455 (rs6000_emit_prologue): Don't allocate stack twice in
31456 eh_return function. Correct expected value of altivec_save_offset
31457 when using save_world. Describe save of R0 to stack when using
31458 save_world. Describe stack pointer adjustment when using
31459 save_world. Remove duplicated eh_return parameter register saving.
31460 Update sp_offset variable after save_world.
31461 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
31463 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
31464 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
31467 2007-01-25 Steve Ellcey <sje@cup.hp.com>
31469 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
31471 2007-01-25 Steve Ellcey <sje@cup.hp.com>
31474 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
31475 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
31477 2007-01-25 Richard Guenther <rguenther@suse.de>
31479 * doc/invoke.texi (-Wcoverage-mismatch): Document.
31480 * common.opt (-Wcoverage-mismatch): New warning option.
31481 * coverage.c (get_coverage_counts): Ignore coverage mismatch
31482 if -Wcoverage-mismatch is given.
31484 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
31486 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
31487 (ipcp_driver): Change to static definition.
31488 Add dumping of the ifunctions.
31489 (constant_val_insert): Remove unused parameter. Support for SSA.
31490 (ipcp_propagate_const): Support for SSA.
31491 (ipcp_profile_bb_print): Print only analyzed nodes.
31492 (ipcp_replace_map_create): Remove support for Fortran constant
31494 * ipa-prop.c (ipa_method_modify_stmt,
31495 ipa_callsite_compute_param): Support for SSA.
31496 * ipa-prop.h (ipcp_driver): Remove declaration.
31497 (IS_VALID_TREE_MAP_INDEX): Add define.
31499 2007-01-24 Geoffrey Keating <geoffk@apple.com>
31501 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
31503 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31505 PR middle-end/30447
31506 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
31507 constant argument to cabs and do it without checking for
31508 -funsafe-math-optimizations.
31510 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
31512 * c-common.h (RID_FIRST_CXX0X): New.
31513 (RID_LAST_CXX0X): New.
31514 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
31516 * c.opt (Wc++0x-compat): New.
31517 * doc/invoke.texi (-Wc++0x-compat): Document.
31519 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31521 * builtins.c (fold_builtin_carg): New.
31522 (fold_builtin_1): Use it.
31524 2007-01-24 Jan Hubicka <jh@suse.cz>
31526 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
31528 * ipa-inline.c (initial_insns, max_insns): Delete.
31529 (compute_max_insns): New function.
31530 (cgraph_decide_inlining_of_small_function): Use it; take minimal
31531 amount of insns as base for code growth.
31532 (cgraph_decide_inlining): Make initial_insns local; do not compute
31534 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
31535 * doc/invoke.texi (inline-unit-growth): Update docs.
31537 2007-01-24 Jakub Jelinek <jakub@redhat.com>
31539 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
31540 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
31541 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
31542 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
31543 for CPUs that have PTA_CX16 set.
31545 PR middle-end/27416
31546 * gimplify.c (omp_check_private): New function.
31547 (gimplify_scan_omp_clauses): Use it for
31548 firstprivate/lastprivate/reduction.
31550 PR middle-end/30494
31551 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
31552 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
31554 PR middle-end/30421
31555 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
31556 If lower_lastprivate_clauses emits some statements, append them
31557 to dlist rather than body_p and to body_p append an initializer.
31558 (lower_omp_for): Adjust caller.
31560 2007-01-24 Steve Ellcey <sje@cup.hp.com>
31562 * target.h (globalize_decl_name): New.
31563 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
31564 * output.h (default_globalize_decl_name): New.
31565 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
31567 (globalize_decl): Ditto.
31568 (default_globalize_decl_name): New.
31569 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
31570 (ia64_handle_version_id_attribute): New.
31571 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
31572 (ia64_asm_output_external): Use globalize_decl_name instead
31573 of globalize_label.
31574 * doc/extend.texi (version_id): New pragma.
31575 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
31577 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
31579 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
31580 _uleb128_t and _Unwind_SWord with _sleb128_t.
31581 * unwind-dw2.c (extract_cie_info, execute_stack_op,
31582 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
31584 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
31585 * unwind-pe.h (read_uleb128, read_sleb128,
31586 read_encoded_value_with_base): Likewise.
31587 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
31589 2007-01-24 Richard Guenther <rguenther@suse.de>
31591 * builtins.c (expand_builtin_cexpi): Get the fndecl
31592 for cexp in the correct way.
31594 2007-01-24 Jan Hubicka <jh@suse.cz>
31596 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
31599 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
31601 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
31602 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
31603 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
31604 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
31605 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
31606 __SIZEOF_PTRDIFF_T__.
31607 * doc/cpp.texi: Documentation for the new builtin macros added.
31609 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
31611 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
31612 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
31613 instead of operands[2] to avoid access past the end of array.
31615 2007-01-24 Richard Sandiford <richard@codesourcery.com>
31617 * reload1.c (emit_reload_insns): Pass the reload register
31618 for a non-spill output reload through forget_old_reloads_1.
31620 2007-01-23 Joseph Myers <joseph@codesourcery.com>
31622 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
31623 _SOFT_DOUBLE if doubles use software floating-point.
31624 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
31625 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
31626 * config/rs6000/darwin-ldouble.c: Also compile functions for
31627 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
31628 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
31629 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
31630 commented-out long double override.
31631 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
31632 * config/rs6000/eabispe.h: Likewise.
31633 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
31634 long double for non-SPE.
31635 (rs6000_handle_option): Likewise.
31636 (invalid_e500_subreg): Disallow more subregs involding DImode,
31637 DFmode, TImode or TFmode.
31638 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
31640 (legitimate_lo_sum_address_p): Also check for TFmode for E500
31642 (rs6000_legitimize_address): Also handle TFmode for E500 double.
31643 (rs6000_legitimize_reload_address): Also handle TFmode for E500
31645 (rs6000_legitimate_address): Also check for TFmode for E500
31647 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
31648 (spe_build_register_parallel): Handle TFmode and TCmode.
31649 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
31651 (function_arg): Handle TFmode and TCmode for E500 double.
31652 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
31654 (print_operand): Handle TFmode and TImode for %y.
31655 (rs6000_generate_compare): Handle TFmode comparisons for E500
31657 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
31658 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
31659 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
31660 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
31661 TFmode for E500 double.
31662 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
31663 (floatsidf2): Enable for E500 double.
31664 (movtf_softfloat): Use rs6000_nonimmediate_operand.
31665 (extenddftf2): Change to extenddftf2_fprs.
31666 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
31667 depending on TARGET_E500_DOUBLE.
31668 (extendsftf2): Enable for E500 double.
31669 (trunctfdf2): Enable for E500 double.
31670 (trunctfsf2): Change to trunctfsf2_fprs.
31671 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
31672 depending on TARGET_E500_DOUBLE.
31673 (floatsitf2): Enable for E500 double.
31674 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
31675 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
31676 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
31677 (negtf2): Change to negtf2_internal.
31678 (negtf2): New expander.
31679 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
31680 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
31681 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
31682 (movdi_internal32): Use rs6000_nonimmediate_operand.
31683 (unnamed splitter): Likewise.
31684 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
31685 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
31686 (SPE64TF, DITI): New mode macros.
31687 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
31690 (frob_<mode>_di_2): New.
31691 (frob_tf_di_8_2): New.
31692 (frob_di_df): Change to frob_di_<mode>; allow more modes.
31694 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
31696 (frob_ti_<mode>_8_2): New.
31697 (frob_ti_tf_2): New.
31698 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
31699 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
31701 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
31702 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
31703 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
31704 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
31705 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
31706 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
31709 2007-01-23 Ian Lance Taylor <iant@google.com>
31711 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
31713 (OBJS-archive): Reformat, alphabetize.
31714 (OBJS): Change out_object_file to OBJS-md.
31716 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
31718 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
31719 JUMP_P and CALL_P predicates where applicable.
31720 * config/i386/i386.c: Ditto.
31721 * config/i386/i386.md: Ditto.
31722 * config/i386/mmx.md: Ditto.
31723 * config/i386/predicates.md: Ditto.
31725 2007-01-22 Andreas Schwab <schwab@suse.de>
31727 * config/m68k/m68k.h: Fix comment.
31729 2007-01-22 Jan Hubicka <jh@suse.cz>
31731 * passes.c (init_optimization_passes): Do not rerun
31732 pass_early_warn_uninitialized.
31734 2007-01-22 Richard Guenther <rguenther@suse.de>
31736 PR tree-optimization/30038
31737 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
31739 (execute_cse_sincos_1): Likewise.
31740 (execute_cse_sincos): Likewise.
31741 (gate_cse_sincos): Likewise.
31742 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
31743 the cexpi() canonicalization of sincos().
31744 * tree-pass.h (pass_cse_sincos): Declare.
31745 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
31747 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
31749 PR rtl-optimization/29329
31750 * combine.c (replaced_rhs_insn): Rename to i2mod.
31751 (replaced_rhs_value): Rename to i2mod_new_rhs.
31752 (i2mod_old_rhs): New global variable.
31753 (combine_instructions): Adjust for above change. Save a copy of
31754 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
31755 note are substituted in the second instruction.
31756 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
31757 ditch the note if it pertains to the second eliminated register
31758 and this register is mentioned in i2mod_old_rhs.
31761 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
31763 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
31764 the insn to which the note was originally attached.
31766 2007-01-21 Jan Hubicka <jh@suse.cz>
31768 * ipa-inline.c (inlining_mode): Comment, move up.
31769 (cgraph_decide_inlining_incrementally): Do not perform inlining
31770 itself; fix handling of flattening of self recursive functions.
31771 (cgraph_find_cycles): Remove.
31772 (cgraph_flatten_node): Remove.
31773 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
31774 (try_inline): New function.
31775 (cgraph_early_inlining): Update call of
31776 cgraph_decide_inlining_incrementally. Apply inlining here.
31777 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
31779 2007-01-21 Dirk Mueller <dmueller@suse.de>
31782 * tree-vrp.c (check_array_bounds): do not warn
31783 about ADDR_EXPR's of ARRAY_REF's which are immediately
31784 used in binary expressions.
31786 2007-01-21 Ira Rosen <irar@il.ibm.com>
31788 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
31789 read_write_dep and macros for its access.
31790 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
31791 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
31792 argument, call vect_check_interleaving for every independent pair of
31793 data-refs. Mark loads that access the same memory location as a store
31795 (vect_check_dependences): Remove.
31796 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
31797 call, fix the call to vect_analyze_data_ref_dependence.
31798 (vect_analyze_data_ref_access): For statements that access the same
31799 data-ref, check that they are not stores; for loads, check that there
31800 is no store that access the same location.
31802 2007-01-20 Roger Sayle <roger@eyesopen.com>
31803 Joseph Myers <joseph@codesourcery.com>
31805 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
31806 (-fdump-rtl-stack): Likewise.
31807 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
31808 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
31809 (-mpt-fixed): Use @minus{} for minus sign.
31810 (Using Precompiled Headers): Fix under/overfull hbox.
31812 2007-01-20 Jan Hubicka <jh@suse.cz>
31814 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
31815 place within annotation.
31817 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31819 * pa.c (output_move_double): Change array size of xoperands to 4.
31821 2007-01-20 Jan Hubicka <jh@suse.cz>
31823 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
31826 2007-01-19 Ian Lance Taylor <iant@google.com>
31828 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
31829 constant to unsigned HOST_WIDE_INT before negating.
31831 2007-01-19 Ian Lance Taylor <iant@google.com>
31833 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
31835 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
31836 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
31837 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
31838 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
31839 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
31840 (realloc_vdef, realloc_vuse): Change second parameter to
31842 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
31843 fields to unsigned.
31844 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
31845 unsigned. Change x and lim locals to unsigned.
31846 (realloc_vdef, realloc_vuse): Change num_elem parameter to
31848 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
31849 (copy_virtual_operands): Change i and n locals to unsigned.
31851 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31853 PR middle-end/29335
31854 * builtins.c (fold_builtin_1): Handle builtin fdim.
31856 2007-01-20 Jan Hubicka <jh@suse.cz>
31858 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
31859 * tree-ssa-structalias.c (compute_points_to_sets): Do call
31860 init_alias_heapvars.
31861 (init_alias_heapvars): Initialize only when not already initialized.
31862 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
31864 2007-01-19 Roger Sayle <roger@eyesopen.com>
31866 * common.opt (fsigned-zeros): New command line option.
31867 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
31868 of flag_unsafe_math_optimizations.
31869 * opts.c (set_fast_math_flags): The -ffast-math command line option
31870 implies -fno-signed-zeros.
31871 (fast_math_flags_set_p): Likewise.
31873 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
31874 the documentation of -ffast-math appropriately. Wrap long lines.
31876 2007-01-19 Steve Ellcey <sje@cup.hp.com>
31878 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
31879 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
31881 2007-01-19 Tomas Bily <tbily@suse.cz>
31883 * cgraphunit.c (cgraph_finalize_function): Updating of pid
31885 (tree_init_ic_make_global_vars): New function
31886 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
31887 (tree_gen_ic_profiler): New function
31888 (tree_gen_ic_func_profiler): New function
31889 (tree_profiling): Added calling of tree_gen_ic_func_profiler
31890 (tree_profile_hooks): Added hook for indirec/virtual calls
31891 * value-prof.c (tree_find_values_to_profile): New case for
31893 (tree_values_to_profile): Call for determining indirect/virtual
31895 (tree_indirect_call_to_profile): New function
31896 (tree_ic_transform): New function
31897 (tree_ic): New function
31898 (find_func_by_pid): New function
31899 (init_pid_map): New function
31900 (tree_value_profile_transformations): Added check for
31901 indirect/virtual call transformation
31902 * value-prof.h (enum hist_type): New counter type for
31903 indirect/virtual calls
31904 (profile_hooks): Added new hook for profiling indirect/virtual
31906 * profile.c (instrument_values): New case for indirect/virtual
31908 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
31909 (GCOV_COUNTER_V_INDIR): New counter type
31910 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
31911 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
31913 * cgraph.c: Definition of cgraph_max_pid
31914 (cgraph_create_node): Default init of pid attribute
31915 * cgraph.h: Declaration of cgraph_max_pid
31916 (struct cgraph_node): Added pid attribute
31917 * libgcov.c (__gcov_indirect_call_profiler): New function
31918 (__gcov_one_value_profiler_body): New function
31919 (__gcov_one_value_profiler): Body was moved to
31920 __gcov_one_value_profiler_body and calls it
31922 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
31924 * doc/gty.texi (Options): Document the mark_hook option to GTY.
31925 * gengtype.c (write_types_data, write_func_for_structure,
31926 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
31927 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
31928 (walk_type, write_func_for_structure): Generate the mark_hook if
31931 2007-01-19 Jan Hubicka <jh@suse.cz>
31933 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
31934 'early' argument take inlining mode argument specifying whether to
31935 inline for size/speeed or all functions; add support for flattening;
31937 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
31939 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31942 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
31943 the name of the declared identifier.
31945 2007-01-19 Dirk Mueller <dmueller@suse.de>
31947 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
31948 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
31949 duplicate evaluation.
31951 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
31953 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
31954 Macroize expander using X87MODEF12 mode macro. Extend operand 1
31955 to XFMode, use acosxf2 and truncate result to requested mode.
31956 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
31957 (asin<mode>2): Similarly, with asin expanders.
31958 (*fscalexf4_i387): Rename from *fscalexf4.
31959 (expNcorexf3): New expander.
31960 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
31961 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
31962 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
31963 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
31964 patterns for SSE math.
31965 (exp10<mode>2): Similarly, with exp10 expanders.
31966 (exp2<mode>2): Similarly, with exp2 expanders.
31967 (expm1<mode>2): Similarly, with expm1 expanders.
31968 (ldexp<mode>3): Similarly, with ldexp expanders.
31969 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
31970 Use gen_truncxf<mode>2_i387_noop to truncate result.
31972 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31974 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
31975 for ColdFire targets.
31977 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
31978 Richard Sandiford <richard@codesourcery.com>
31980 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
31981 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
31982 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
31983 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
31984 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31985 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31987 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31989 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
31990 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
31991 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
31992 (*adddi_dilshr32_cf): New pattern.
31993 (adddi3, subdi3): Remove first alternatives.
31995 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31997 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
31998 implemented using move.l, do not use its cc result for floating-point
32001 2007-01-19 Richard Sandiford <richard@codesourcery.com>
32003 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
32004 from accepting 's' constraints if flag_pic.
32006 2007-01-19 Richard Sandiford <richard@codesourcery.com>
32008 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
32009 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
32010 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
32011 condition from TARGET_68881 to TARGET_HARD_FLOAT.
32013 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
32015 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
32016 ColdFire alternatives.
32017 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
32018 * config/m68k/m68k.md (clzsi2): Define for ColdFire
32019 architectures that support ff1 instruction.
32021 2007-01-19 Richard Sandiford <richard@codesourcery.com>
32022 Julian Brown <julian@codesourcery.com>
32024 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
32025 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
32026 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
32029 2007-01-19 Richard Sandiford <richard@codesourcery.com>
32031 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
32033 (output_move_const_into_data_reg, output_move_simode_const): Delete.
32034 * config/m68k/m68k.c (const_method, const_int_cost): Take a
32035 HOST_WIDE_INT instead of an rtx.
32036 (m68k_rtx_costs): Update call accordingly.
32037 (output_move_const_into_data_reg): Likewise. Fix formatting.
32038 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
32040 (output_move_simode_const): Update calls after above changes.
32041 Rework to use automatic variables and predicates like MEM_P.
32042 * config/m68k/m68k.md (pushexthisi_const): Update call to
32045 2007-01-19 Dirk Mueller <dmueller@suse.de>
32047 * tree-ssa-alias.c (perform_var_substitution): Fix typo
32048 in dump_flags test.
32050 2007-01-19 Richard Guenther <rguenther@suse.de>
32052 * builtins.c (expand_builtin_cexpi): Fall back to expanding
32053 via cexp in case sincos is not available.
32055 2007-01-19 Richard Guenther <rguenther@suse.de>
32057 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
32058 * defaults.h (TARGET_HAS_SINCOS): Default to off.
32059 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
32060 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
32061 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
32062 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
32063 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
32064 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
32066 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
32068 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
32070 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
32071 (atan2xf3): Directly generate RTL pattern.
32072 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
32073 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
32074 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
32075 disable patterns for SSE math.
32076 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
32077 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
32078 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
32079 disable patterns for SSE math.
32081 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
32083 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
32085 2007-01-18 Roger Sayle <roger@eyesopen.com>
32087 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
32088 VIEW_CONVERT_EXPR to the same type as it's operand.
32090 2007-01-18 David Edelsohn <edelsohn@gnu.org>
32092 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
32093 configured for long double 128.
32095 2007-01-18 Mike Stump <mrs@apple.com>
32097 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
32100 2007-01-18 Michael Meissner <michael.meissner@amd.com>
32102 * config/i386/i386.c (ix86_compute_frame_layout): Make fprintf's
32103 in #if 0 code type correct.
32105 2007-01-18 Jan Hubicka <jh@suse.cz>
32107 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
32108 greater than NUM_VOP_FREE_BUCKETS.
32110 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
32112 * tree-ssa-structalias.c: Update comments.
32113 (ptabitmap_obstack): Removed.
32114 (pta_obstack): New.
32115 (oldpta_obstack): Ditto.
32116 (stats): Add a few members.
32117 (struct variable_info): Remove node, complex, address_taken, and
32118 indirect_target members. Add oldsolution member.
32119 (new_var_info): Do not initialize removed members.
32120 (constraint_expr_type): Remove INCLUDES.
32121 (constraint_graph): Add size, implicit_preds, rep,
32122 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
32123 (FIRST_REF_NODE): New macro.
32124 (LAST_REF_NODE): Ditto.
32125 (FIRST_ADDR_NODE): Ditto.
32126 (find): New function.
32128 (dump_constraint): Do not handle INCLUDES.
32129 (insert_into_complex): Do not insert duplicate constraints.
32130 (condense_varmap_nodes): Renamed and rewritten into ...
32131 (merge_node_constraints): This. Also fix bug in handling of
32132 offseted copy constraints.
32133 (clear_edges_for_node): No longer need to deal with preds at all,
32134 or removing associated preds/succs.
32135 (merge_graph_nodes): Deal with indirect_cycles.
32136 Don't deal with predecessors.
32137 (add_implicit_graph_edge): New function.
32138 (add_pred_graph_edge): Ditto.
32139 (add_graph_edge): Don't deal with predecessors.
32140 (build_constraint_graph): Removed.
32141 (build_pred_graph): New function.
32142 (build_succ_graph): Ditto.
32143 (struct scc_info): Removed in_component. Added roots, dfs, and
32144 node_mapping. Remove visited_index, unification_queue.
32145 (scc_visit): Deal with union-find we do now.
32146 Deal with cycles with REF nodes.
32147 (collapse_nodes): Renamed and rewritten to ...
32148 (unify_nodes): This.
32149 (process_unification_queue): Removed.
32150 (topo_visit): Cleanup
32151 (do_da_constraint): Use find.
32152 (do_sd_constraint): Ditto.
32153 (do_ds_constraint): Ditto.
32154 (do_complex_constraint): Ditto.
32155 (init_scc_info): Update for removed and added members.
32156 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
32157 (find_indirect_cycles): This.
32158 (equivalence_class): New variable.
32159 (label_visit): New function.
32160 (perform_variable_substitution): Rewritten.
32161 (free_var_substitution_info): New function.
32162 (find_equivalent_node): Ditto.
32163 (move_complex_constraints): Ditto.
32164 (eliminate_indirect_cycles): Ditto.
32165 (solve_graph): Only propagate changed bits.
32166 Use indirect cycle elimination.
32168 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
32169 (tree_id_eq): Renamed to ...
32170 (tree_vi_eq): This. Update for member change
32171 (insert_id_for_tree): Renamed and rewritten to ...
32172 (insert_vi_for_tree): This.
32173 (lookup_id_for_tree): Renamed and rewritten to ...
32174 (lookup_vi_for_tree): This.
32175 (get_id_for_tree): Renamed and rewritten to ...
32176 (get_vi_for_tree): Ditto.
32177 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
32178 (process_constraint): Don't handle INCLUDES.
32179 Remove special ADDRESSOF case.
32180 (find_func_aliases): Rewrite to use vi functions instead of id
32182 (create_function_info_for): Ditto.
32183 (create_variable_info_for): Ditto.
32184 (intra_create_variable_infos): Ditto.
32185 (merge_smts_into): Ditto.
32186 (find_what_p_points_to): Ditto.
32187 (init_base_vars): Ditto.
32188 (init_alias_vars): Ditto.
32189 (remove_preds_and_fake_succs): New function.
32190 (dump_sa_points_to_info): Dump new stats.
32191 (dump_solution_for_var): Use find.
32192 (set_used_smts): Fix formatting.
32193 (compute_points_to_sets): Updated for new functions.
32194 (ipa_pta_execute): Ditto.
32196 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
32197 Richard Sandiford <richard@codesourcery.com>
32199 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
32201 * calls.c (expand_call): If the return value is a PARALLEL,
32202 extract its first member.
32203 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
32204 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
32205 use FUNCTION_EXTRA_EPILOGUE.
32206 (m68k_function_value): Return a PARALLEL if the return value
32207 is of a pointer type.
32208 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
32209 (FUNCTION_EXTRA_EPILOGUE): Remove.
32210 * config/m68k/m68k.md (D0_REG): New constant.
32212 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
32214 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
32215 output a NOP for empty epilogues.
32217 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32219 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
32220 before function. Extend register save check to include all
32221 registers, not just integer ones.
32223 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
32225 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
32226 (m68k_use_return_insn): ...this.
32227 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
32228 * config/m68k/m68k.c (use_return_insn): Rename to...
32229 (m68k_use_return_insn): ...this.
32230 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
32231 of USE_RETURN_INSN.
32233 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
32235 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
32236 nearest even, fix denormal rounding overflow.
32238 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32240 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
32241 f%$smove and f%$move.
32242 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
32243 (extendsfdf2_cf): Use fdmove instead of f%&move.
32244 (truncdfsf2_cf): Use fsmove instead of f%$smove.
32245 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
32247 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32249 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
32252 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32254 * real.h (real_format): Add a canonical_nan_lsbs_set field.
32255 (coldfire_single_format): Declare.
32256 (coldfire_double_format): Likewise.
32257 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
32258 of qnan_msb_set to determine the lower bits of a canonical
32260 (encode_ieee_double): Likewise.
32261 (encode_ieee_quad): Likewise.
32262 (ieee_single_format): Initialize canonical_nan_lsbs_set.
32263 (mips_single_format): Likewise.
32264 (ieee_double_format): Likewise.
32265 (mips_double_format): Likewise.
32266 (ieee_extended_motorola_format): Likewise.
32267 (ieee_extended_intel_96_format): Likewise.
32268 (ieee_extended_intel_128_format): Likewise.
32269 (ieee_extended_intel_96_round_53_format): Likewise.
32270 (ibm_extended_format): Likewise.
32271 (mips_extended_format): Likewise.
32272 (ieee_quad_format): Likewise.
32273 (mips_quad_format): Likewise.
32274 (vax_f_format): Likewise.
32275 (vax_d_format): Likewise.
32276 (vax_g_format): Likewise.
32277 (i370_single_format): Likewise.
32278 (i370_double_format): Likewise.
32279 (decimal_single_format): Likewise.
32280 (decimal_double_format): Likewise.
32281 (decimal_quad_format): Likewise.
32282 (c4x_single_format): Likewise.
32283 (c4x_extended_format): Likewise.
32284 (real_internal_format): Likewise.
32285 (coldfire_single_format): New real_format.
32286 (coldfire_double_format): Likewise.
32287 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
32288 canonical_nan_lsbs_set.
32289 (pdp11_d_format): Likewise.
32290 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
32291 if TARGET_COLDFIRE_CPU.
32293 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32295 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
32296 (output_call, m68k_legitimize_call_address): Declare.
32297 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
32298 parenthesees. Add support for a 'W' constraint.
32299 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
32300 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
32301 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
32302 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
32304 (override_options): Initialize them. Do not set flag_no_function_cse
32305 for TARGET_ID_SHARED_LIBRARY.
32306 (m68k_output_pic_call): Delete.
32307 (m68k_legitimize_call_address): New function.
32308 (print_operand): Remove the %o prefix. Handle the %p prefix.
32309 (output_call): New function.
32310 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
32311 target address from the GOT if symbolic jumps are not allowed.
32312 * config/m68k/m68k.md (call, general_operand): Do not set
32313 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
32314 Merge separate flag_pic and !flag_pic define_insns into...
32315 (*call, *call_value): ...these new patterns. Match the address
32316 rather than the containing MEM and require it to be a call_operand.
32317 Use output_call to generate the asm template.
32318 * config/m68k/predicates.md (const_call_operand): New predicate.
32319 (call_operand): Likewise.
32321 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
32323 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
32324 (STACK_GROWS_DOWNWARD): Define to 1.
32325 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
32326 comments, emphasizing that these values are only defaults.
32327 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
32328 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
32330 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32332 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
32334 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
32335 Richard Sandiford <richard@codesourcery.com>
32337 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
32338 (FP_REGNO_P): New macros.
32339 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
32340 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
32341 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
32342 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
32344 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
32346 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
32347 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
32349 * config/m68k/t-floatlib: New file, extracting common code from...
32350 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
32351 * config/m68k/t-uclinux: Here.
32352 * config/m68k/fpgnulib.c: Do not compile extendeed precision
32353 routines on ColdFire targets.
32355 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
32357 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
32358 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
32359 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
32360 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
32361 explicitly set MOTOROLA to 1.
32362 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
32364 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32365 Nathan Sidwell <nathan@codesourcery.com>
32367 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
32368 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
32369 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
32370 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
32371 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
32372 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
32373 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
32374 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
32375 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
32376 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
32377 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
32378 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
32379 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
32380 (DBX_REGISTER_NUMBER): Delete.
32381 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
32382 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
32383 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
32385 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32387 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
32388 * config/flat.h: New file.
32389 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
32390 OBJECT_FORMAT_FLAT.
32391 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
32392 indirect references for -msep-data or -mid-shared-library.
32393 Do not use PC-relative code addresses either.
32394 * config/m68k/m68k.c (override_options): Restrict -fPIC error
32396 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
32397 for shared libraries and crt1.o for executables. Use crti.o and
32399 (ENDFILE_SPEC): Use crtend.o and crtn.o.
32400 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
32401 Do not add -elf2flt or -shared-lib-id options here.
32402 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
32403 Pass -shared-lib-id if -mid-shared-library, taking the library
32404 identifier from -mshared-library-id if given, otherwise
32406 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
32407 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
32408 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
32409 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
32410 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
32411 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
32413 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
32414 jump sequence for ISA A and ISA A+.
32415 (PICJUMP): Likewise.
32417 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32419 * config.gcc (m68k-*-uclinux*): Base the port on the common
32420 and m68k GNU/Linux files rather than on the generic ELF ones.
32421 * config/m68k/uclinux.h (TARGET_VERSION): Override.
32422 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
32424 2007-01-18 Julian Brown <julian@codesourcery.com>
32425 Richard Sandiford <richard@codesourcery.com>
32427 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
32428 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
32429 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
32431 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
32432 80 unconditionally.
32433 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
32435 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32437 * doc/install.texi: Document m68k-uclinuxoldabi.
32438 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
32439 * config/m68k/uclinux-oldabi.h: New file, copied from
32440 config/m68k/uclinux.h.
32442 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
32444 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
32445 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
32446 (m32r_compute_frame_size): Use unsigned for regno.
32447 (m32r_reload_lr): Use gen_frame_mem.
32449 (m32r_output_function_epilogue): Don't output the function epilogue
32451 (m32r_expand_epilogue): New.
32452 (direct_return): Return false if the function has the interrupt
32454 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
32455 * config/m32r/m32r.md (epilogue): New expander.
32456 (return_lr, return_rte): New insns.
32457 (return): Make it expander.
32458 (return_normal): New expander.
32460 2007-01-18 Josh Conner <jconner@apple.com>
32463 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
32464 support for UNLE, UNLT, UNGE, and UNGT.
32466 2007-01-18 Jan Hubicka <jh@suse.cz>
32468 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
32469 * tree-tailcall (add_virtual_phis): Likewise.
32470 (optimize_tail_call): Return TODOs.
32471 (execute_tail_calls): Return TODOs.
32472 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
32473 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
32475 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
32476 Cleanup cfg using TODO.
32477 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
32478 * passes.c (execute_function_todo): When cleanup did something, remove
32480 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
32481 (make_edges): Don't cleanup_cfg.
32483 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
32485 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
32486 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
32487 operate on the top of stack.
32488 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
32489 register handling of instructions that output to the second
32491 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
32492 (move_for_stack_reg): Special-case check for dead destination
32493 stack slot for constant load of 1.0 inside UNSPEC_TAN.
32495 * config/i386/i386.md (UNSPEC_TAN): New constant.
32496 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
32497 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
32498 to correctly model move of constant 1.0 to top stack slot.
32499 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
32500 (unnamed peephole2 pattern): Remove corresponding peephole2
32501 pattern that optimizes tan insn and loading of constant 1.0.
32502 (tanxf2): Use fptanxf4_i387.
32503 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
32504 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
32505 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
32506 disable patterns for SSE math.
32507 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
32508 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
32510 2007-01-18 Dirk Mueller <dmueller@suse.de>
32511 Richard Guenther <rguenther@suse.de>
32514 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
32515 * common.opt (Warray-bounds): Add new warning option.
32516 * c-opts.c (c_common_handle_option): Define -Warray-bounds
32518 * Makefile.in: make tree-vrp.o depend on toplev.h
32519 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
32521 (check_array_refs, check_array_bounds, check_array_ref): New.
32523 2007-01-18 Jan Hubicka <jh@suse.cz>
32525 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
32526 (execute_ssa_ccp): Return flags conditionally.
32527 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
32529 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
32531 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
32533 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
32534 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
32536 * Makefile.c (GTFILES): Add cfglayout.h.
32537 * gengtype.c (open_base_files): Likewise.
32538 * cfglayout.c (cfg_layout_function_footer,
32539 cfg_layout_function_header) Reindent to make gengtype happy.
32540 * cfglayout.h (cfg_layout_function_footer,
32541 cfg_layout_function_header): Add GTY(()) marker.
32543 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
32545 2007-01-18 Ben Elliston <bje@au.ibm.com>
32547 * genautomata.c (write_automata): Include xstrerror output in the
32548 error message if writing the DFA description file fails.
32550 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
32552 * config/mips/mips-protos.h (mips_output_external): Make it
32554 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
32555 * config/mips/mips.c (irix_output_external_libcall): Likewise.
32556 (extern_list): Likewise.
32557 (extern_head): Likewise.
32558 (TARGET_ASM_FILE_END): Likewise.
32559 (mips_file_end): Likewise.
32560 (mips_output_external): Rewritten.
32562 2007-01-18 Ben Elliston <bje@au.ibm.com>
32564 * genpreds.c (write_insn_preds_c): Only write out the function
32565 body for regclass_for_constraint if we have register constraints.
32567 2007-01-17 Tom Tromey <tromey@redhat.com>
32569 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
32570 * doc/install.texi (Testing): Use sourceware.org.
32571 (Binaries): Likewise.
32572 (Specific): Likewise.
32573 * doc/contrib.texi (Contributors): Use sourceware.org.
32575 2007-01-17 Anatoly Sokolov <aesok@post.ru>
32577 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
32578 (AVR_ENHANCED): Rename to ...
32579 (AVR_HAVE_MUL): ... new.
32580 (avr_enhanced_p): Rename to ...
32581 (avr_have_mul_p): ... new.
32582 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
32583 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
32584 * config/avr/avr.c (avr_enhanced_p): Rename to ...
32585 (avr_have_mul_p): ... new.
32586 (base_arch_s): Rename 'enhanced' to 'have_mul'.
32587 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
32588 'avr_enhanced_p' and 'enhanced'.
32589 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
32590 AVR_HAVE_MUL instead of AVR_ENHANCED.
32591 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
32592 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
32593 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
32594 instead of AVR_ENHANCED.
32595 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
32596 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
32597 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
32599 2007-01-17 Ian Lance Taylor <iant@google.com>
32601 * vec.h (VEC_reserve_exact): Define.
32602 (vec_gc_p_reserve_exact): Declare.
32603 (vec_gc_o_reserve_exact): Declare.
32604 (vec_heap_p_reserve_exact): Declare.
32605 (vec_heap_o_reserve_exact): Declare.
32606 (VEC_OP (T,A,reserve_exact)): New static inline function, three
32608 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
32609 negative parameter.
32610 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
32611 (VEC_OP (T,A,copy)) [all versions]: Likewise.
32612 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
32613 * vec.c (calculate_allocation): Add exact parameter. Change all
32615 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
32616 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
32617 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
32618 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
32619 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
32620 (vec_heap_p_reserve_exact): New function.
32621 (vec_heap_o_reserve_exact): New function.
32623 2007-01-17 Jan Hubicka <jh@suse.cz>
32625 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
32627 2007-01-17 Eric Christopher <echristo@apple.com>
32629 * config.gcc: Support core2 processor.
32631 2007-01-16 Jan Hubicka <jh@suse.cz>
32633 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
32634 the names, just unlink the chain so we don't crash on dangling
32638 2007-01-16 Jan Hubicka <jh@suse.cz>
32640 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
32641 * tree-pass.h: Reorder to make IPA passes appear toegher.
32642 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
32644 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
32645 parameters, do not call early inliner.
32646 * ipa-inline.c: Update comments. Include tree-flow.h
32647 (cgraph_decide_inlining): Do not compute inlining parameters.
32648 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
32649 be called with function context set up.
32650 (pass_ipa_inline): Remove unreachable functions before pass.
32651 (cgraph_early_inlining): Simplify assuming to be called from the
32653 (pass_early_inline): New pass.
32654 (cgraph_gate_ipa_early_inlining): New gate.
32655 (pass_ipa_early_inline): Turn into simple wrapper.
32656 (compute_inline_parameters): New function.
32657 (gate_inline_passes): New gate.
32658 (pass_inline_parameters): New pass.
32659 (apply_inline): Move here from tree-optimize.c
32660 (pass_apply_inline): New pass.
32661 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
32663 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
32664 doing them by hand.
32665 (tree_function_versioning): Do not allocate dummy struct function.
32666 * tree-inline.h (optimize_inline_calls): Update prototype.
32667 * tree-optimize.c (execute_fixup_cfg): Export.
32668 (pass_fixup_cfg): Remove
32669 (tree_rest_of_compilation): Do not apply inlines.
32670 * tree-flow.h (execute_fixup_cfg): Declare.
32671 * Makefile.in (gt-passes.c): New.
32672 * passes.c: Include gt-passes.h
32673 (init_optimization_passes): New passes.
32674 (nnodes, order): New static vars.
32675 (do_per_function_toporder): New function.
32676 (execute_one_pass): Dump current pass here.
32677 (execute_ipa_pass_list): Don't dump current pass here.
32679 2007-01-16 Janis Johnson <janis187@us.ibm.com>
32681 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
32682 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
32684 2007-01-16 David Edelsohn <edelsohn@gnu.org>
32686 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
32687 (strong_alias): Define.
32688 (__gcc_qmul): Provide non-FMA for soft-float.
32689 (__gcc_qdiv): Same.
32694 (__gcc_qunord): New.
32704 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
32705 soft-float functions.
32706 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
32707 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
32708 about long double soft float.
32710 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
32711 Tehila Meyzels <tehila@il.ibm.com>
32713 * tree-vectorizer.h (is_pattern_stmt_p): New.
32714 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
32715 formatting (tabs instead of spaces). Cleanup and clarify setting
32716 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
32717 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
32718 (vectorizable_type_demotion): Check that types are integral.
32719 (vectorizable_type_promotion): Likewise.
32720 (vectorizable_store): Fix typo. Eliminate new-line at end of
32723 2007-01-16 Jan Hubicka <jh@suse.cz>
32725 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
32728 2007-01-15 Eric Christopher <echristo@apple.com>
32730 * ifcvt.c: Include vec.h, vecprim.h.
32731 (check_cond_move_block): New argument regs.
32732 Reorganize. Add registers used to regs.
32733 (cond_move_process_if_block): Use regs set above as
32736 2007-01-15 Eric Christopher <echristo@apple.com>
32738 * config/darwin.h: Update copyright.
32739 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
32740 (LINK_COMMAND_SPEC): Add -u.
32741 (LINK_SPEC): Fix umbrella for above.
32743 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
32745 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
32748 2007-01-15 Tom Tromey <tromey@redhat.com>
32750 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
32751 * doc/install.texi (Testing): Don't mention jacks.
32752 (Configuration): Document --enable-java-maintainer-mode. Move
32753 --with-java-home to libgcj-specific section. Document
32755 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
32757 2007-01-15 Jan Hubicka <jh@suse.cz>
32759 * tree-ssa-dce.c (DCE_TODOs): New.
32760 (propagate_necessity): Return if something changed.
32761 (eliminate_unnecessary_stmts): Likewise.
32762 (perform_tree_ssa_dce): Return TODO flags when needed.
32763 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
32765 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
32767 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
32768 (fyl2x_extend<mode>xf3_i387): New insn pattern.
32769 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
32770 patterns using X87MODEF12 mode macro. Extend operand 1
32771 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
32772 (log10<mode>2): Ditto.
32773 (log2<mode>2): Ditto.
32774 (log1p<mode>2): Ditto.
32775 (logb<mode>2): Ditto.
32776 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
32777 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
32778 (*fxtractxf3_i387): Rename from *fxtractxf3.
32779 (fxtract_extend<mode>xf3_i387): New insn pattern.
32780 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
32781 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
32782 and gen_fyl2xxf3_i387().
32784 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
32786 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
32787 * cfgloopmanip.c (fix_loop_placement): Made static. Use
32788 get_loop_exit_edges. Changed return type to bool.
32789 * cfgloop.h (fix_loop_placement): Declaration removed.
32791 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
32793 * param.h (MIN_VECT_LOOP_BOUND): New.
32794 * params.def (MIN_VECT_LOOP_BOUND): New.
32795 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
32796 argument - minimum threshold for number of iterations.
32797 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
32798 argument to declaration.
32799 * tree-vect-analyze.c (vect_analyze_operations): Check value of
32800 MIN_VECT_LOOP_BOUND.
32801 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
32802 slpeel_tree_peel_loop_to_edge with additional argument.
32803 (vect_do_peeling_for_alignment): Likewise.
32804 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
32806 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
32809 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
32810 operands of size 1.
32812 2007-01-14 Jan Hubicka <jh@suse.cz>
32814 * tree-dfa.c (remove_referenced_var): New function.
32815 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
32816 prune referenced vars list too.
32817 * tree-flow.h (remove_referenced_var): Declare.
32819 2007-01-14 Jan Hubicka <jh@suse.cz>
32821 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
32823 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
32824 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
32825 * except.h (verify_eh_throw_table_statements): Kill prototype.
32826 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
32827 into call exrepssions.
32828 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
32830 * tree-cfg.c: Include pointer-set.h.
32831 (verify_node_sharing): Work on pointer set.
32832 (verify_eh_throw_stmt_node): New.
32833 (verify_stmts): Use pointers sets, verify throw_stmt.
32835 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
32837 * ipa-reference.c (analyze_function): Consider also addresses taken
32840 2007-01-12 Roger Sayle <roger@eyesopen.com>
32842 * c-typeck.c (null_pointer_constant_p): Replace use of
32843 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32844 (build_c_cast): Likewise.
32846 2007-01-12 Roger Sayle <roger@eyesopen.com>
32848 * tree.h (force_fit_type_double): Remove unused final argument.
32849 * c-common.c (constant_expression_warning): Replace use of
32850 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32851 (convert_and_check): Likewise.
32852 (shorten_compare): Update call to force_fit_type_double.
32853 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
32854 * convert.c (convert_to_pointer): Update call to
32855 force_fit_type_double.
32856 * fold-const.c (force_fit_type_double): Remove overflowed_const
32858 (int_const_binop, fold_convert_const_int_from_int,
32859 fold_convert_const_int_from_real, fold_div_compare,
32860 fold_sign_changed_comparison, fold_unary, fold_negate_const,
32861 fold_abs_const, fold_not_const): Remove the final argument from
32862 calls to force_fit_type_double.
32864 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
32866 * configure.ac: Set insn to "nop" for spu-*-* also.
32867 * configure: Regenerate.
32869 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
32871 * builtins.def : Add BUILT_IN_FREE.
32873 2007-01-12 Jan Hubicka <jh@suse.cz>
32875 PR tree-optimization/30443
32876 * tree-inline.c (tree_function_versioning): Do not optimize when
32877 cloning for inlining.
32879 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
32881 * doc/loop.texi: Document recording of loop exits.
32882 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
32883 (update_single_exits_after_duplication,
32884 update_single_exit_for_duplicated_loop,
32885 update_single_exit_for_duplicated_loops): Removed.
32886 (duplicate_loop_to_header_edge): Do not call
32887 update_single_exits_after_duplication and
32888 update_single_exit_for_duplicated_loops.
32889 (loop_version): Do not update single_exit information.
32890 (fix_loop_structure): Use record_loop_exits instead of
32891 mark_single_exit_loops.
32892 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
32893 the lists of loop exits.
32894 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
32895 split_edge, merge_blocks): Update the lists of loop exits.
32896 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
32897 loop_optimizer_init.
32898 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
32899 of mark_single_exit_loops.
32900 (loop_optimizer_finalize): Call release_recorded_exits.
32901 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
32902 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
32903 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
32904 update single exit information.
32905 * lambda-code.c (perfect_nestify): Ditto.
32906 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
32907 (mark_single_exit_loops): Removed.
32908 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
32909 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
32910 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
32912 (get_loop_exit_edges, single_exit): Use recorded exit lists.
32913 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
32914 (verify_loop_structure): Verify consistency of the exit lists.
32915 (flow_loops_find): Use alloc_loop. Initialize exits hash.
32916 (set_single_exit): Removed.
32917 * cfgloop.h (struct loop_exit): New function.
32918 (struct loop): single_exit_ field replaced by exits field.
32919 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
32920 LOOPS_HAVE_RECORDED_EXITS.
32921 (struct loops): Added exits hash.
32922 (mark_single_exit_loops, set_single_exit): Declaration removed.
32923 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
32925 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32927 * doc/invoke.texi: Avoid use of @headitem.
32929 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32931 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
32933 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32935 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
32938 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32939 Richard Sandiford <richard@codesourcery.com>
32941 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
32942 * config/m68k/m68k.opt: Resort options.
32943 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
32945 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32946 Richard Sandiford <richard@codesourcery.com>
32948 * doc/invoke.texi: Document the macros that are defined by
32949 m68k's -mtune and -mhard-float options.
32950 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
32951 (m68k_cpp_cpu_family): Likewise.
32952 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
32953 of __ucfv*__ macros. Define __mcffpu__ if generating code for
32954 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
32955 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
32956 (m68k_cpp_cpu_family): Likewise.
32958 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32960 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
32961 macros besides mc68000 as tuning macros. Use a switch statement
32962 to set them and mcpu32.
32964 2007-01-12 Julian Brown <julian@codesourcery.com>
32966 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
32967 (TARGET_68040_ONLY): Rename to...
32968 (TARGET_68040): ...this.
32969 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
32970 * config/m68k/m68k.md: Likewise.
32972 2007-01-12 Julian Brown <julian@codesourcery.com>
32973 Nathan Sidwell <nathan@codesourcery.com>
32974 Richard Sandiford <richard@codesourcery.com>
32976 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
32977 the -mcpu= argument associated with the --with-cpu setting.
32978 Define M68K_DEFAULT_TUNE to the default -mtune= option,
32979 if different from the one implied by the -mcpu setting.
32980 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
32981 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
32982 * doc/invoke.texi: Mention ColdFire in the introduction to the
32983 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
32984 -mno-div and -mhard-float options. Make -m68881 a synonym for
32985 -mhard-float. Document the previously-undocumented -m5206e,
32986 -m528x, -m5307 and -m5407 options. Tweak the existing option
32987 documentation for consistency.
32988 * doc/install.texi: Mention new --with-cpu arguments.
32989 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
32990 default CPU if neither -mcpu nor -march are specified.
32991 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
32992 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
32993 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
32994 using m68k_tune to decide between families that implement the
32995 same ISA. Use m68k_tune to set __mcfv4e__.
32996 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
32997 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
32998 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
32999 (FL_ISA_C, FL_ISA_MMU): New macros.
33000 (MASK_COLDFIRE): Delete.
33001 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
33002 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
33003 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
33004 (TARGET_HARD_FLOAT): Do not define here.
33005 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
33006 (TUNE_68000): New macro.
33007 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
33008 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
33009 (TUNE_CFV2): Redefine in terms of m68k_tune.
33010 (uarch_type, target_device, fpu_type): New enums.
33011 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
33012 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
33013 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
33014 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
33015 (FL_FOR_isa_c): New macros.
33016 (m68k_isa): New enum.
33017 (m68k_target_selection): New structure.
33018 (all_devices, all_isas, all_microarchs): New tables.
33019 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
33020 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
33021 (MASK_ALL_CPU_BITS): Delete.
33022 (m68k_find_selection): New function.
33023 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
33024 Map the legacy target options to a combination of the new ones.
33025 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
33026 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
33027 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
33029 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
33030 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
33032 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
33033 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
33034 * config/m68k/m68k-devices.def: New file.
33036 2007-01-12 Richard Sandiford <richard@codesourcery.com>
33037 Nathan Sidwell <nathan@codesourcery.com>
33039 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
33040 (SUBTARGET_EXTRA_SPECS): New macros.
33041 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
33042 use %(asm_cpu_spec) instead.
33043 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
33044 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
33045 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
33046 (EXTRA_SPECS): Rename to...
33047 (SUBTARGET_EXTRA_SPECS): ...this.
33049 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
33050 Richard Sandiford <richard@codesourcery.com>
33051 Julian Brown <julian@codesourcery.com>
33053 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
33054 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
33055 to the configuration's default CPU.
33056 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
33057 Remove default masks.
33058 (m680[012]0-*-*): Set the default with_cpu to the first part of
33060 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
33061 (m68k*-*-linux): Extend the --with-cpu handling to...
33062 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
33063 and m68010. Don't set target_cpu_default2.
33064 * doc/install.texi: Document --with-cpu for m68k.
33065 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
33066 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
33067 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
33068 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
33069 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
33070 (ASM_SPEC): Remove use of %(asm_cpu_default).
33071 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
33072 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
33073 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
33074 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
33075 __HAVE_FPU__ if TARGET_HARD_FLOAT.
33076 (TARGET_DEFAULT): Delete.
33077 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
33078 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
33079 (CPP_CPU_SPEC): Delete.
33080 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
33081 the appropriate string.
33082 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
33083 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
33084 (ASM_SPEC): Don't use %(asm_default_spec).
33085 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
33086 TARGET_DEFAULT and add MASK_68881.
33087 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
33089 2007-01-12 Richard Sandiford <richard@codesourcery.com>
33091 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
33092 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
33093 MASK_68010 alongside MASK_68020.
33094 * doc/invoke.texi: Document -m68010.
33095 * config/m68k/m68k.opt (m68010): New.
33096 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
33098 (TUNE_68010): New macro.
33099 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
33100 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
33101 (M68K_CPU_m68332): Add MASK_68010.
33102 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
33103 fallback definition.
33104 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
33106 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
33107 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
33108 to all entries that use MASK_68020.
33109 (output_move_simode_const, output_move_himode, output_move_qimode)
33110 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
33111 instead of TARGET_68020 to select clr behavior. Remove comment
33112 about there being no TARGET_68010.
33113 * config/m68k/m68k.md: Likewise throughout.
33115 2007-01-12 Julian Brown <julian@codesourcery.com>
33117 * config/m68k/m68k.h (TARGET_ISAB): New macro.
33118 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
33119 * config/m68k/m68k.md: Likewise.
33121 2007-01-12 Julian Brown <julian@codesourcery.com>
33123 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
33124 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
33126 2007-01-12 Julian Brown <julian@codesourcery.com>
33128 * config/m68k/m68k.h (TUNE_68040_60): New macro.
33129 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
33130 * config/m68k/m68k.md: Likewise.
33132 2007-01-12 Julian Brown <julian@codesourcery.com>
33133 Richard Sandiford <richard@codesourcery.com>
33135 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
33136 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
33137 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
33139 (TARGET_CPU32): Rename to...
33140 (TUNE_CPU32): ...this.
33141 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
33142 (TUNE_CFV2): New macros.
33143 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
33144 remove conditions that are implied by TARGET_68020.
33145 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
33146 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
33147 (m68k_output_function_epilogue): Likewise.
33148 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
33149 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
33150 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
33151 non-68000 timings. Refactor multiplication and division costs.
33152 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
33153 TUNE_CPU32 instead of TARGET_CPU32.
33154 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
33155 and TUNE_68060 instead of TARGET_68060.
33156 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
33157 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
33159 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
33160 && !TARGET_COLDFIRE" to choose between moveq and clr.
33161 Likewise in the unnamed movsf pattern.
33162 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
33163 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
33166 2007-01-12 Richard Sandiford <richard@codesourcery.com>
33168 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
33169 of tabbing before backslashes.
33171 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33173 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
33174 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
33175 (ASM_OUTPUT_INTERNAL_LABEL): Define.
33177 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
33179 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
33180 find_interesting_uses_cond.
33181 (find_interesting_uses_cond): Use extract_cond_operands.
33182 (rewrite_use_compare): Use extract_cond_operands and
33183 force_gimple_operand_bsi. Do not call update_stmt.
33184 (determine_use_iv_cost_condition): Use extract_cond_operands.
33185 Return cheaper of using original bound and changing the exit bound.
33187 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
33189 PR tree-optimization/29516
33190 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
33191 most_expensive_mult_to_index, addr_to_parts,
33192 create_mem_ref, maybe_fold_tmr): Make the type of
33193 fields of TARGET_MEM_REF sizetype.
33194 (move_fixed_address_to_symbol, move_pointer_to_base):
33196 * tree.def (TARGET_MEM_REF): Add comment on types of
33199 2007-01-11 Joseph Myers <joseph@codesourcery.com>
33201 * c-common.c (vector_types_convertible_p): Treat opaque types as
33202 always convertible if they have the same size, but not otherwise.
33204 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
33206 * ifcvt.c (struct noce_if_info): Add comments to the fields.
33207 Remove the b_unconditional field.
33208 (noce_try_sign_mask): Do not look at b_unconditional.
33209 (noce_process_if_block): Do not use merge_if_blocks. Update
33210 the CFG here. Do not set b_unconditional.
33211 (cond_move_process_if_block): Likewise.
33212 (find_cond_trap): Likewise.
33213 (check_cond_move_block): Require simple jump insns at the end
33214 of the basic block.
33216 2007-01-11 Jan Hubicka <jh@suse.cz>
33218 PR tree-optimization/1046
33219 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
33220 when alias info is not ready.
33221 (pass_tail_recursion): Do not require aliasing.
33222 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
33223 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
33224 * tree-ssa-copy.c (pass_copy_prop): Likewise.
33225 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
33226 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
33227 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
33228 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
33230 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
33231 When aliasing is not build, mark statement as volatile.
33233 2007-01-11 Tom Tromey <tromey@redhat.com>
33235 PR preprocessor/15185
33236 PR preprocessor/20989
33237 * doc/cppopts.texi <-MT>: Update description of algorithm for
33238 computing default target.
33239 <-M, -MD>: Reword "basename" text.
33241 2007-01-11 Roger Sayle <roger@eyesopen.com>
33243 * builtins.c (expand_builtin_pow, expand_builtin_powi,
33244 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
33245 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
33246 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
33247 fold_builtin_bswap, real_constp, fold_builtin_pow,
33248 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
33249 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
33250 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
33251 * convert.c (convert_to_pointer): Likewise.
33252 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
33253 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
33254 const_binop, fold_convert_const_int_from_int,
33255 fold_convert_const_int_from_real,
33256 fold_convert_const_real_from_real, sign_bit_p,
33257 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
33258 fold_sign_changed_comparison, fold_unary, fold_comparison,
33259 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
33260 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
33261 * print-tree.c (print_node_brief, print_node): Likewise.
33262 * stor-layout.c (place_field, layout_type): Likewise.
33263 * tree-chrec.c (keep_cast): Likewise.
33264 * tree.c (build_vector, build_real, build_real_from_int_cst,
33265 build_complex): Likewise.
33267 2007-01-11 Roger Sayle <roger@eyesopen.com>
33269 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
33270 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
33272 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
33274 * configure.ac (strict1_warn): Rename to strict_warn.
33275 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
33276 cc_set_by_configure, quoted_cc_set_by_configure,
33277 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
33278 all_boot_languages, all_stagestuff): Remove.
33279 (target_list): Remove bootstrap targets.
33280 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
33281 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
33282 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
33283 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
33284 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
33285 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
33286 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
33287 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
33288 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
33289 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
33290 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
33291 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
33292 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
33293 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
33294 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
33295 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
33296 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
33297 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
33298 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
33299 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
33300 (mostlyclean): Adjust.
33301 (clean, distclean): Don't mention bootstrap stuff.
33302 * configure: Regenerate.
33303 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
33304 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
33305 treelang/config-lang.in (stagestuff): Remove.
33306 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
33307 stageprofile, stagefeedback, stagestuff): Remove mention.
33309 2007-01-11 Nick Clifton <nickc@redhat.com>
33311 * config/mcore/predicates.md (mcore_general_movesrc_operand):
33313 (mcore_general_movdst_operand): Do not accept CONST_INTs.
33314 (mcore_arith_K_S_operand): Run the test for the S constraint not
33315 the test for the M constraint.
33316 (mcore_addsub_operand): Do not accept integer values that are
33317 larger than 32 bits.
33318 * config/mcore/mcore.md: Remove unused constraints from split.
33319 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
33320 (addsi3): Likewise.
33321 (allocate_stack): Likewise.
33322 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
33323 operands to 32 bits.
33324 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
33326 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
33327 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
33328 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
33329 mcore_output_bclri, mcore_output_andn, output_inline_const,
33330 mcore_output_move, mcore_output_movedouble): Likewise.
33331 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
33332 (output_inline_const): Likewise.
33333 (output_inline_const): Fix format strings used in sprintf
33335 * config/mcore/mcore-protos.h: Update prototypes for changed
33336 functions in mcore.c.
33337 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
33338 HOST_WIDE_INT and not int.
33339 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
33340 CONST_OK_FOR_N): Likewise.
33341 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
33342 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
33345 2007-01-10 Jan Hubicka <jh@suse.cz>
33347 * tree-vrp.c (remove_range_assertions): Release defs.
33348 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
33349 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
33351 2007-01-10 Paul Brook <paul@codesourcery.com>
33353 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
33354 * config/arm/arm.md (mulsi3subsi): New insn.
33356 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
33358 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
33359 (tree_transform_and_unroll_loop): New.
33360 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
33363 2007-01-10 Robert Kennedy <jimbob@google.com>
33365 * fold-const.c (fold_comparison): Fold comparisons like (x *
33366 1000 < 0) to (x < 0).
33368 2007-01-10 Ian Lance Taylor <iant@google.com>
33370 * tree-pretty-print.c (dump_generic_node): Print parentheses when
33371 operands have the same priority.
33373 2007-01-10 Tom Tromey <tromey@redhat.com>
33375 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
33376 (fold_binary): Likewise.
33377 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
33378 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
33379 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
33380 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
33381 * langhooks.h (struct lang_hooks): Removed field
33382 'can_use_bit_fields_p'.
33384 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
33386 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
33388 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
33390 * function.c (get_last_funcdef_no): New function.
33391 * function.h (get_last_funcdef_no): Declare.
33392 * tree-inline.c (initialize_cfun): Add initialization.
33393 (tree_function_versioning): Cleanup.
33395 2007-01-10 Jan Hubicka <jh@suse.cz>
33397 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
33400 2007-01-10 Sa Liu <saliu@de.ibm.com>
33401 Ben Elliston <bje@au.ibm.com>
33403 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
33404 for SAVE_NONLOCAL and Pmode for any other save level.
33405 * spu-protos.h (spu_restore_stack_block): Declare.
33406 * spu.md (save_stack_block): Remove.
33407 (restore_stack_block): Call spu_restore_stack_block.
33408 * spu.c (spu_restore_stack_block): New function.
33409 (spu_expand_epilogue): Remove old comment.
33411 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
33413 PR tree-optimization/30322
33414 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
33415 (cand_value_at): Return the value as aff_tree.
33416 (may_eliminate_iv): Convert the bound from aff_tree to tree.
33417 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
33418 aff_combination_mult): New functions.
33419 (aff_combination_add): Use aff_combination_add_cst.
33420 (aff_combination_convert): Allow conversions to a wider type.
33421 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
33422 * tree-affine.h (aff_combination_mult): Declare.
33424 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
33426 * doc/tm.texi: Update documentation to reflect reality of exec
33427 and start file search behaviours. Update copyright year.
33428 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
33429 header file directories.
33431 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
33433 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
33434 (*cosxf2): Rename to cosxf2_i387.
33435 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
33436 using X87MODEF12 mode macro. Rename patterns to
33437 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
33439 (*cosdf2, *cossf2): Ditto.
33440 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
33441 to match extended input operands.
33442 (sincos<mode>3): New expander.
33443 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
33444 insn patterns and corresponding splitters.
33446 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
33448 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
33449 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
33451 2007-01-09 Nicolas Pitre <nico@cam.org>
33454 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
33456 2007-01-08 Geoffrey Keating <geoffk@apple.com>
33458 * target.h (struct gcc_target): New field library_rtti_comdat.
33459 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
33460 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
33461 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
33462 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
33464 2007-01-08 Geoffrey Keating <geoffk@apple.com>
33466 * doc/invoke.texi (Optimize Options): Correct description of -O0.
33468 2007-01-08 Richard Guenther <rguenther@suse.de>
33470 * tree.h (force_fit_type_double): Export.
33471 (force_fit_type): Remove.
33472 * fold-const.c (force_fit_type_double): New function.
33473 (force_fit_type): Remove.
33474 (int_const_binop): Use it.
33475 (fold_convert_const_int_from_int): Likewise.
33476 (fold_convert_const_int_from_real): Likewise.
33477 (fold_div_compare): Likewise.
33478 (fold_sign_changed_comparison): Likewise.
33479 (fold_unary): Likewise.
33480 (fold_negate_const): Likewise.
33481 (fold_abs_const): Likewise.
33482 (fold_not_const): Likewise.
33483 * c-common.c (shorten_compare): Use force_fit_type_double.
33484 * convert.c (convert_to_pointer): Likewise.
33486 2007-01-08 Richard Guenther <rguenther@suse.de>
33488 * tree.h (build_int_cst_wide_type): Export.
33489 * tree.c (build_int_cst_wide_type): New function.
33490 (build_int_cst_wide): Fix comment.
33491 * builtins.c (fold_builtin_object_size): Use build_int_cst
33492 to build -1 or 0 of the correct type. Use fit_double_type
33493 to check for overflow.
33494 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
33496 (decode_field_reference): Likewise.
33497 (all_ones_mask_p): Likewise.
33498 (native_interpret_int): Use build_int_cst_wide_type.
33499 (fold_binary): Use build_int_cst_type to build an all-ones
33501 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
33503 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
33505 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
33507 2007-01-09 Ben Elliston <bje@au.ibm.com>
33509 * genautomata.c (STATS_OPTION): New option.
33510 (stats_flag): New flag.
33511 (gen_automata_option): Handle it.
33512 (initiate_automaton_gen): Ditto.
33513 (write_automata): Output statistics only if stats_flag is
33514 set. Likewise, output time statistics only if time_flag is set.
33515 * doc/md.texi (Processor pipeline description): Document new flag.
33517 2007-01-08 Richard Guenther <rguenther@suse.de>
33519 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
33520 * tree.c (build_int_cst_type): Likewise.
33521 (size_in_bytes): Don't call force_fit_type on the result.
33522 (int_fits_type_p): Use fit_double_type.
33523 * fold-const.c (fit_double_type): New function.
33524 (force_fit_type): Use it.
33525 * tree.h (fit_double_type): Export.
33527 2007-01-08 Jan Hubicka <jh@suse.cz>
33529 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
33530 * ipa.c (function_and_variable_visibility): Fix return type.
33532 2007-01-08 Richard Guenther <rguenther@suse.de>
33534 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
33535 of offset to build the index.
33536 * tree-pretty-print.c (dump_generic_node): Don't build negated
33537 const just for printing.
33538 * c-pretty-print.c (pp_c_integer_constant): Likewise.
33539 * builtins.c (fold_builtin_int_roundingfn): Check if result
33540 fits the type by using force_fit_type and comparing the result.
33541 * predict.c (predict_loops): Use compare_tree_int for comparison.
33542 * tree.c (build_int_cst): Fall back to integer_type_node for
33544 (build_int_cst_wide): Assert type is non-null.
33546 2007-01-08 Roberto Costa <roberto.costa@st.com>
33548 * tree-vrp.c (extract_range_from_cond_expr): New.
33549 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
33550 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
33552 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
33553 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
33554 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
33555 used as expressions.
33556 * tree-object-size.c (cond_expr_object_size): New.
33557 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
33559 2007-01-08 Jan Hubicka <jh@suse.cz>
33561 * tree-ssa-forwprop.c (forward_propagate_into_cond,
33562 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
33565 2007-01-08 Richard Guenther <rguenther@suse.de>
33567 PR tree-optimization/23603
33568 * tree-vrp.c (set_value_range_to_truthvalue): New function.
33569 (extract_range_from_binary): Fall back to truthvalue instead of
33570 varying for TRUTH_*_EXPR.
33571 (extract_range_from_comparison): Fall back to truthvalue instead of
33573 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
33574 if all visited PHI values were constant.
33576 2007-01-08 Jan Hubicka <jh@suse.cz>
33578 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
33579 (cgraph_analyze_function): break out from ...
33580 (cgraph_finalize_compilation_unit): ... here.
33581 (cgraph_expand_function): Remove forgoten commented out line.
33582 (cgraph_optimize): Analyze functions.
33584 2007-01-08 Jan Hubicka <jh@suse.cz>
33586 * tree-pas.h (TODO_remove_function): New flag.
33587 (TODO_update*): Renumber.
33588 (pass_ipa_increase_alignment,
33589 pass_ipa_function_and_variable_visibility): New passes.
33590 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
33591 (cgraph_function_and_variable_visibility): Move to ipa.c
33592 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
33593 cgraph_increase_alignment.
33594 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
33595 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
33596 calling tree-inline.
33597 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
33598 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
33599 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
33600 (gate_increase_alignment): New function.
33601 (pass_ipa_increase_alignment): New pass.
33602 * ipa.c: Inline tree-pass.h and timevar.h
33603 (function_and_variable_visibility): Move here from cgraphunit.c
33604 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
33605 * passes.c (init_optimization_passes): Add the two new passes.
33606 (execute_todo): Handle cgraph_remove_functions.
33608 2007-01-08 Nick Clifton <nickc@redhat.com>
33610 * config/frv/predicates.md (reg_or_0_operand): Accept
33613 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
33615 * config/bfin/rtems.h, config/bfin/t-rtems: New.
33616 * config.gcc: Add bfin*-rtems*.
33618 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
33620 * c.opt: Add -flax-vector-conversions.
33621 * c-typeck.c (convert_for_assignment): Pass flag to
33622 vector_types_convertible_p to allow emission of note.
33623 (digest_init): Likewise.
33624 * c-opts.c: Handle -flax-vector-conversions.
33625 * c-common.c (flag_lax_vector_conversions): New.
33626 (vector_types_convertible_p): Unless -flax-vector conversions
33627 has been passed, disallow conversions between vectors with
33628 differing numbers of subparts and/or element types. If such
33629 a conversion is disallowed, possibly emit a note on the first
33630 occasion only to inform the user of -flax-vector-conversions.
33631 The new last argument specifies this.
33632 * c-common.h (flag_lax_vector_conversions): New.
33633 (vector_types_convertible_p): Add extra argument.
33634 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
33635 char_type_node for V*QI type vectors.
33636 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
33637 Update to satisfy new typechecking rules.
33638 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
33639 C and C++ variants.
33640 * doc/invoke.texi (C Dialect Options): Document
33641 -flax-vector-conversions.
33643 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
33645 PR tree-optimization/29877
33646 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
33647 a register variable on the RHS to not be replaceable.
33649 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
33650 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
33651 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
33652 const_simm15, const_pow2, const_npow2): Added.
33653 * config/score/misc.md (insv, extv, extzv, movmemsi,
33654 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
33655 * config/score/score.c (score_address_cost, score_select_cc_mode):
33657 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
33658 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
33659 Update score_print_operand.
33660 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
33661 Adjust register allocate order and update some macro define.
33662 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
33663 mdx_block_move_straight, mdx_block_move_loop_head,
33664 mdx_block_move_loop_body, mdx_block_move_loop_foot,
33665 mdx_block_move_loop, mdx_block_move): Added.
33666 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
33667 mdp_limm): Updated and fix some bug and typo.
33668 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
33669 (movsf, movdf, doloop_end): Added.
33671 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
33673 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
33674 config/arm/thumb2.md: Fix comment typos.
33675 * doc/extend.texi: Fix a typo.
33677 2007-01-07 Eric Christopher <echristo@apple.com>
33679 * configure.ac: Check for __stack_chk_fail for darwin.
33680 * configure: Regenerate.
33682 2007-01-07 Richard Guenther <rguenther@suse.de>
33684 * tree-vrp.c (extract_range_from_assert): CSE calls to
33685 compare_values where possible.
33686 (extract_range_from_unary_expr): Likewise.
33688 2007-01-07 Anatoly Sokolov <aesok@post.ru>
33690 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
33691 * config/avr/avr.c (call_insn_operand): Delete function.
33692 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
33693 instead of register number. Use predicates.
33694 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
33695 call_insn_operand): Add.
33697 2007-01-06 Jan Hubicka <jh@suse.cz>
33699 * tree-pass.h (pass_build_cgraph_edges): Declare.
33700 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
33701 (visited_nodes): Remove.
33702 (cgraph_create_edges): Move to cgraphbuild.c; rename to
33703 build_cgrpah_edges; make visited_nodes local.
33704 (cgraph_process_new_functions): DO not call initialize_inline_failed.
33705 (record_references_in_initializer): Move to cgraphbuild.c
33706 (initialize_inline_failed, rebuild_cgraph_edges,
33707 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
33708 (verify_cgraph_node): Make visited_nodes local.
33709 (cgraph_analyze_function): Do not call cgraph_create_edges and
33710 initialize_inline_failed.
33711 (cgraph_expand_function): Do not call cgraph_lower_function;
33712 assert that function is already lowered.
33713 * Makefile.in (cgraphbuild.o): New.
33714 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
33715 at the end of lowering passes.
33717 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
33719 * ifcvt.c (cond_move_convert_if_block): New function, code
33720 factored out from...
33721 (cond_move_process_if_block): ...here. Call the new function
33722 on the THEN and ELSE blocks.
33723 (merge_if_block): Do not copy global_live_at_end, merge_blocks
33724 already takes care of this.
33726 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33729 * tree.h (TREE_OVERFLOW_P): New.
33730 * c-typeck.c (parser_build_unary_op): Warn only if result
33731 overflowed and operands did not.
33732 (parser_build_binary_op): Likewise.
33733 (convert_for_assignment): Remove redundant overflow_warning.
33734 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
33736 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33738 * c-typeck.c (store_init_value): Split over two lines to follow
33739 the GNU coding style.
33741 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
33743 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
33744 __GXX_EXPERIMENTAL_CXX0X__.
33745 * doc/cpp.texi: Same.
33747 2007-01-05 Richard Guenther <rguenther@suse.de>
33749 PR middle-end/27826
33750 * tree.c (get_narrower): Do not construct COMPONENT_REFs
33751 with mismatched types. Instead explicitly build a
33752 conversion NOP_EXPR.
33754 2007-01-05 Ian Lance Taylor <iant@google.com>
33756 * c-common.c (decl_with_nonnull_addr_p): New function.
33757 (c_common_truthvalue_conversion): Call it.
33758 * c-typeck.c (build_binary_op): Likewise.
33759 * c-common.h (decl_with_nonnull_addr_p): Declare.
33761 2007-01-05 Jakub Jelinek <jakub@redhat.com>
33764 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
33767 2007-01-05 Joel Brobecker <brobecker@adacore.com>
33769 * doc/install.texi (Final install): Document the fact that
33770 the GNAT runtime should not be stripped.
33772 2007-01-04 Jan Hubicka <jh@suse.cz>
33774 * tree-inline.c (fold_marked_statements): Update operand caches
33775 and EH after folding
33777 2007-01-04 Ian Lance Taylor <iant@google.com>
33779 * c-common.c (check_function_nonnull): Whitespace fix.
33781 2007-01-04 Jan Hubicka <jh@suse.cz>
33783 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
33784 comitted older version of patch.
33785 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
33786 function, celanup cfg and collect garbage.
33788 2007-01-04 Mike Stump <mrs@apple.com>
33790 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
33793 2007-01-04 Eric Christopher <echristo@apple.com>
33795 * libgcc2.c (__bswapsi2): Use SItype.
33796 (__bswapdi2): Use DItype.
33797 * libgcc2.h: Update for above.
33799 2007-01-04 Paul Brook <paul@codesourcery.com>
33801 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
33802 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
33803 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
33804 umulsidi3, umulsidi3adddi, smulsi3_highpart,
33805 umulsi3_highpart): Make conditional on !arm_arch6.
33806 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
33807 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
33808 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
33809 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
33810 umulsi3_highpart_v6): New insns.
33812 2007-01-04 Roger Sayle <roger@eyesopen.com>
33814 * fold-const.c (fold_convert): When casting an expression to void,
33815 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
33816 have a type. Instead of attempting to build a NOP_EXPR, return
33817 these "special" trees directly.
33819 2007-01-04 Joseph Myers <joseph@codesourcery.com>
33821 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
33822 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
33823 rs6000_cost->fp not 0 as adjustment for outer NEG.
33825 2007-01-04 Jan Hubicka <jh@suse.cz>
33827 * cgraph.c (cgraph_release_function_body): New function.
33828 (cgraph_remove_node): Use it.
33829 * cgraph.h (cgraph_release_function_body): Declare.
33830 * cgraphunit.c (cgraph_expand_function): Use it.
33831 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
33832 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
33833 is initialized and while compilation of other function is running.
33834 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
33835 statement CFG annotations from here to ...
33836 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
33838 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
33840 * cfgloop.h (enum li_flags): Make the constants powers of two.
33842 2007-01-04 Jan Hubicka <jh@suse.cz>
33844 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
33846 (fold_marked_statements): New function.
33847 (optimize_inline_calls, tree_function_versioning): Fold new statements.
33848 * tree-inline.h (copy_body_data): Add statements_to_fold.
33850 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
33852 * config.gcc: Mention libgcc/config.host.
33853 * Makefile.in: Update comments mentioning libgcc.
33854 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
33855 (all.cross, start.encap, rest.encap, rest.cross): Update
33856 dependencies for libgcc move.
33857 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
33858 (clean-target, clean-target-libgcc): Delete.
33859 (srcdirify, GCC_EXTRA_PARTS): New macros.
33860 (libgcc-support, libgcc.mvars): New rules.
33861 (distclean): Remove mention of mklibgcc.
33862 (install): Don't reference INSTALL_LIBGCC.
33863 (install-common): Don't reference EXTRA_PARTS.
33864 (install-libgcc, install-multilib): Delete rules.
33865 * mklibgcc.in: Delete file.
33866 * doc/configfiles.texi: Don't mention mklibgcc.
33868 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
33869 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
33870 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
33871 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
33872 (mklibgcc, ldblspecs): Likewise.
33874 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
33875 (posixpre.def): Use $(T).
33876 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
33877 (SHLIB_SRC, SHLIB_INSTALL): Delete.
33878 (SHLIB_LINK): Make dummy.
33879 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
33881 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
33883 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
33884 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
33885 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
33886 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
33888 * configure.ac (all_outputs): Remove mklibgcc.
33889 * configure: Regenerated.
33891 2007-01-03 Josh Conner <jconner@apple.com>
33893 PR middle-end/29683
33894 * calls.c (compute_argument_addresses): Set stack and stack_slot
33895 for partial args, too.
33896 (store_one_arg): Use locate.size.constant for the size when
33897 generating a save_area.
33899 2007-01-03 Robert Kennedy <jimbob@google.com>
33901 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
33902 whose definitions are deleted due to basic block merging.
33904 2007-01-03 Paul Brook <paul@codesourcery.com>
33907 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
33909 (use_return_insn): Return 0 for Thumb interrupt functions.
33910 (print_multi_reg): Add rfe argument for IRQ returns.
33911 (arm_output_epilogue): Pop interrupt return address directly into PC.
33912 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
33914 2007-01-03 Paul Brook <paul@codesourcery.com>
33916 Merge from sourcerygxx-4_1.
33917 * config/arm/thumb2.md: New file.
33918 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
33920 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
33921 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
33922 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
33923 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
33925 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
33926 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
33928 * config/arm/ieee754-sf.S: Ditto.
33929 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
33930 (thumb1_base_register_rtx_p): ... to this.
33931 (thumb_index_register_rtx_p): Rename...
33932 (thumb1_index_register_rtx_p): ... to this.
33933 (thumb_output_function_prologue): Rename...
33934 (thumb1_output_function_prologue): ... to this.
33935 (thumb_legitimate_address_p): Rename...
33936 (thumb1_legitimate_address_p): ... to this.
33937 (thumb_rtx_costs): Rename...
33938 (thumb1_rtx_costs): ... to this.
33939 (thumb_compute_save_reg_mask): Rename...
33940 (thumb1_compute_save_reg_mask): ... to this.
33941 (thumb_final_prescan_insn): Rename...
33942 (thumb1_final_prescan_insn): ... to this.
33943 (thumb_expand_epilogue): Rename...
33944 (thumb1_expand_epilogue): ... to this.
33945 (arm_unwind_emit_stm): Rename...
33946 (arm_unwind_emit_sequence): ... to this.
33947 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
33948 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
33949 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
33950 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
33951 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
33952 thumb2_output_casesi): New functions.
33953 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
33954 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
33955 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
33956 THUMB2_WORK_REGS): Define.
33957 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
33958 arm_condexec_mask, arm_condexec_masklen)): New variables.
33959 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
33960 (arm_override_options): Check new CPU capabilities.
33961 Set new architecture flag variables.
33962 (arm_isr_value): Handle v7m interrupt functions.
33963 (user_return_insn): Return 0 for v7m interrupt functions. Handle
33965 (const_ok_for_arm): Handle Thumb-2 constants.
33966 (arm_gen_constant): Ditto. Use movw when available.
33967 (arm_function_ok_for_sibcall): Return false for v7m interrupt
33969 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
33970 (thumb_find_work_register, arm_load_pic_register,
33971 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
33972 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
33973 print_multi_reg, output_mov_long_double_fpa_from_arm,
33974 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
33975 output_mov_double_fpa_from_arm, output_move_double,
33976 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
33977 output_return_instruction, arm_output_function_prologue,
33978 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
33979 arm_output_mi_thunk, thumb_set_return_address): Ditto.
33980 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
33981 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
33982 (arithmetic_instr, shift_op): Use arm_shift_nmem.
33983 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
33985 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
33986 (thumb_expand_prologue): Use thumb_set_frame_pointer.
33987 (arm_file_start): Output directive for unified syntax.
33988 (arm_unwind_emit_set): Handle stack alignment instruction.
33989 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
33990 Add v6t2, v7, v7a, v7r and v7m.
33991 (RETLDM): Add Thumb-2 code.
33992 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
33993 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
33994 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
33995 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
33996 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
33997 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
33998 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
33999 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
34000 ADJUST_INSN_LENGTH): Define.
34001 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
34002 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
34003 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
34004 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
34005 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
34006 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
34007 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
34008 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
34009 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
34010 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
34011 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
34012 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
34013 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
34014 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
34015 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
34016 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
34017 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
34019 * config/arm/arm-tune.md: Regenerate.
34020 * config/arm/arm-protos.h: Update prototypes.
34021 * config/arm/vfp.md: Enable patterns for Thumb-2.
34022 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
34023 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
34024 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
34025 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
34026 * config/arm/libunwind.S: Add Thumb-2 code.
34027 * config/arm/constraints.md: Update include Thumb-2.
34028 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
34029 * config/arm/ieee754-df.S: Ditto.
34030 * config/arm/bpabi.S: Ditto.
34031 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
34032 * config/arm/predicates.md (low_register_operand,
34033 low_reg_or_int_operand, thumb_16bit_operator): New.
34034 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
34035 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
34036 * config/arm/t-arm-elf: Add armv7 multilib.
34037 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
34039 (UNSPEC_STACK_ALIGN, ce_count): New.
34040 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
34041 arm_zero_extendsidi2, arm_zero_extendqidi2): New
34043 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
34044 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
34045 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
34046 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
34047 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
34048 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
34050 * doc/extend.texi: Document ARMv7-M interrupt functions.
34051 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
34053 2007-01-03 Jakub Jelinek <jakub@redhat.com>
34055 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
34056 (struct _Unwind_Context): Rename args_size to flags, remove
34057 signal_frame field, add a new args_size field and version field.
34058 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
34059 _Unwind_IsExtendedContext): New inline functions.
34060 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
34061 Assume by_value array is only present if _Unwind_IsExtendedContext.
34062 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
34063 _Unwind_IsSignalFrame.
34064 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
34065 (uw_update_context_1): Use _Unwind_SetSignalFrame.
34066 (uw_init_context_1): Initialize context->flags to
34067 EXTENDED_CONTEXT_BIT.
34068 * config/rs6000/linux-unwind.h (frob_update_context): Use
34069 _Unwind_SetSignalFrame.
34071 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
34073 PR middle-end/30353
34074 * gimplify.c (gimplify_modify_expr_complex_part): Move below
34075 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
34078 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
34080 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
34081 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
34082 RET, AT_SP): Remove.
34083 * config/i386/i386.md (*sse_prologue_save_insn): Use return
34086 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
34087 * cfgbuild.c (find_basic_blocks): Likewise.
34088 * cfgrtl.c (rtl_create_basic_block): Likewise.
34089 * function.c (temp_slots_at_level): Likewise.
34090 * reg-stack.c (stack_regs_mentioned): Likewise.
34091 * regclass.c (allocate_reg_info): Likewise.
34092 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
34093 set_bb_for_stmt, move_block_to_fn): Likewise.
34094 * tree-complex.c (tree_lower_complex): Likewise.
34095 * vec.h (VEC_safe_grow_cleared): New.
34097 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
34099 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
34101 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
34102 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
34104 * cfgloopmanip.c (scale_loop_frequencies): Export.
34105 (loopify): Scale the frequencies by prescribed coefficients.
34106 (set_zero_probability): New function.
34107 (duplicate_loop_to_header_edge): Improve updating of frequencies.
34108 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
34109 and frequencies according to arguments.
34110 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
34112 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
34113 * modulo-sched.c (sms_schedule): Set probabilities for entering
34114 versioned loop correctly.
34115 * tree-vect-transform.c (vect_transform_loop): Ditto.
34116 * cfgloop.h (loopify, loop_version): Declaration changed.
34117 (scale_loop_frequencies): Declared.
34119 2007-01-02 Jan Hubicka <jh@suse.cz>
34121 * cgraph.c: Include tree-flow.h
34122 (cgraph_add_new-function): Handle IPA_SSA mode; execute
34123 early_local_passes.
34124 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
34125 * tree-pass.h (pass_all_early_optimizations): Declare.
34126 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
34127 early_local_passes.
34128 (cgraph_analyze_function): Do early_local_passes.
34129 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
34130 Do not add referenced vars.
34131 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
34133 (gate_all_early_local_passes): New gate.
34134 (pass_early_local_passes): Use new gate.
34135 (execute_early_local_optimizations): New functions.
34136 (gate_all_early_optimizations): New gate.
34137 (pass_all_early_optimizations): New pass.
34138 (execute_free_datastructures): Free SSA only when initialized.
34139 (gate_init_datastructures): Init only when optimizing.
34140 (tree_lowering_passes): Do early local passes when called late.
34141 * tree-profile.c (do_tree_profiling): Don't profile functions added
34143 (do_early_tree_profiling, pass_early_tree_profile): Kill.
34144 * tree-cfg.c (update_modified_stmts): Do not update when operands are
34146 * passes.c (init_optimizations_passes): Reorder so we go into SSA
34147 during early_local_passes.
34148 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
34151 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
34153 * Makefile.in: Update copyright year.
34155 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
34157 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
34158 in $(lang_checks) and check-consistency targets.
34160 2007-01-02 Jan Hubicka <jh@suse.cz>
34162 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
34163 Do not add referenced vars.
34164 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
34166 * passes.c (init_optimization_passes): Put mudflap_2 after
34167 free_datastructures.
34169 2007-01-02 Jan Hubicka <jh@suse.cz>
34171 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
34172 Set NOTHROW flag on call statements proved to be nothrow.
34173 Update statement of local calls so new pure/const functions are
34174 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
34176 (tree_rest_of_compilation): Register hooks and initialize bitmap
34177 early. Do not set after_inlining flag.
34179 2007-01-02 Steve Ellcey <sje@cup.hp.com>
34181 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
34182 HOST_BITS_PER_LONGLONG
34184 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
34187 * c-typeck.c (store_init_value): Don't emit pedantic overflow
34188 warning for non-static initializers.
34190 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
34192 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
34193 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
34194 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
34195 Always use set_unique_reg_note to add REG_EQUAL notes.
34197 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
34200 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
34202 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
34203 * cfgbuild.c (find_basic_blocks): Likewise.
34204 * cfgrtl.c (rtl_create_basic_block): Likewise.
34205 * function.c (temp_slots_at_level): Likewise.
34206 * reg-stack.c (stack_regs_mentioned): Likewise.
34207 * regclass.c (allocate_reg_info): Likewise.
34208 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
34209 set_bb_for_stmt, move_block_to_fn): Likewise.
34210 * tree-complex.c (tree_lower_complex): Likewise.
34211 * vec.h (VEC_safe_grow_cleared): New.
34213 2007-01-02 Ian Lance Taylor <iant@google.com>
34215 * c-common.c (c_common_truthvalue_conversion): When warning about
34216 using an assignment as a truth value, set TREE_NO_WARNING.
34218 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
34221 * c.opt (Wold-style-declaration): New.
34222 * doc/invoke.texi (C-only Warning Options): New.
34223 (Wold-style-declaration): Document it.
34224 (Wextra): Enabled by -Wextra.
34225 * c-opts.c (c_common_post_options): Enabled by -Wextra.
34226 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
34227 -Wold-style-declaration.
34229 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
34231 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
34232 * cfgbuild.c (find_basic_blocks): Likewise.
34233 * cfgrtl.c (rtl_create_basic_block): Likewise.
34234 * function.c (temp_slots_at_level): Likewise.
34235 * reg-stack.c (stack_regs_mentioned): Likewise.
34236 * regclass.c (allocate_reg_info): Likewise.
34237 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
34238 set_bb_for_stmt, move_block_to_fn): Likewise.
34239 * tree-complex.c (tree_lower_complex): Likewise.
34240 * vec.h (VEC_safe_grow_cleared): New.
34242 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
34244 * c-common.c (c_common_nodes_and_builtins): Since variants of
34245 void_type_node get built before it is given a name, we need to
34246 give those variants the name, too.
34247 (complete_array_type): We need to work with the canonical main
34248 type of the array, from which we will build the qualified version.
34249 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
34250 * print-tree.c (print_node): Display canonical type information
34252 * stor-layout.c (layout_type): When we don't know the
34253 alignment of a type for which we're building an array, we end up
34254 guessing wrong, so make the type require structural equality.
34255 * tree.c (make_node_stat): When we build a new type, it is its
34256 own canonical type.
34257 (build_type_attribute_qual_variant): When building an attribute
34258 variant, its canonical type is the non-attribute variant. However,
34259 if the attributes are target-dependent and they differ, we need to
34260 use structural equality checks for this type.
34261 (build_qualified_type): A qualified type is not equivalent to its
34262 unqualified variant; set the canonical type appropriately.
34263 (build_distinct_type_copy): When building a distinct type from
34264 another type, the new type is its own canonical type.
34265 (build_variant_type_copy): When building a new type variant, we
34266 assume that it is equivalent to the original type.
34267 (build_pointer_type_for_mode): When building a pointer type, also
34268 build a canonical type pointer.
34269 (build_reference_type_for_mode): When building a reference type,
34270 also build a canonical type reference.
34271 (build_index_type): When we can't hash an index type (e.g.,
34272 because its maximum value is negative), the index type requires
34273 structural equality tests.
34274 (build_array_type): Build the canonical form of an array type.
34275 (build_function_type): Function types require structural equality,
34276 because they contain default arguments, attributes, etc.
34277 (build_method_type_directly): Ditto for method types.
34278 (build_offset_type): Build the canonical offset type.
34279 (build_complex_type): Build the canonical vector type.
34280 (make_vector_type): Build the canonical vector type.
34281 * tree.h (TYPE_CANONICAL): New.
34282 (TYPE_STRUCTURAL_EQUALITY_P): New.
34283 (SET_TYPE_STRUCTURAL_EQUALITY): New.
34284 (struct tree_type): Added "canonical" field.
34285 * params.h (VERIFY_CANONICAL_TYPES): New.
34286 * doc/c-tree.texi (TYPE_CANONICAL): Document.
34287 (TYPE_STRUCTURAL_EQUALITY_P): Document.
34288 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
34289 * doc/invoke.texi (verify-canonical-types): Document --param
34290 parameter for verifying canonical types.
34292 2007-01-02 Joseph Myers <joseph@codesourcery.com>
34294 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
34295 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
34296 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
34297 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
34299 * config/rs6000/e500.h: New.
34300 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
34301 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
34303 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
34304 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
34305 TARGET_E500_DOUBLE): Remove.
34306 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
34307 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
34308 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
34309 * config/rs6000/rs6000.c (rs6000_override_options): Use
34310 CHECK_E500_OPTIONS.
34312 2007-01-02 Joseph Myers <joseph@codesourcery.com>
34314 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
34315 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
34316 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
34317 rs6000_emit_cmove): Don't check TARGET_E500.
34318 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
34319 sordered): Don't check TARGET_E500.
34321 2007-01-01 Eric Christopher <echristo@apple.com>
34323 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
34324 HARD_REGISTER_NUM_P.
34326 2007-01-01 Roger Sayle <roger@eyesopen.com>
34328 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
34329 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
34330 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
34333 2007-01-01 Mike Stump <mrs@apple.com>
34335 * configure.ac: Remove support for building with Apple's gcc-3.1.
34337 2007-01-02 Joseph Myers <joseph@codesourcery.com>
34339 PR middle-end/30311
34340 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
34341 REG is a hard register. Do not modify REG before calling
34343 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
34344 multiple of the size of YMODE for certain lowpart cases.
34346 2007-01-01 Andrew Pinski <pinskia@gmail.com>
34348 PR middle-end/30253
34349 * gimplify (voidify_wrapper_expr): Update for
34350 GIMPLE_MODIFY_STMT.
34352 2007-01-01 Andreas Schwab <schwab@suse.de>
34355 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
34356 save of BR0 in extra_spill_size instead of spill_size.
34357 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
34359 (ia64_expand_epilogue): Restore BR0 from its new location.
34361 2007-01-01 Andrew Pinski <pinskia@gmail.com>
34363 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
34364 Use a temporary variable if the left hand side is not a gimple
34367 2007-01-01 Andrew Pinski <pinskia@gmail.com>
34369 * gimplify.c (gimplify_return_expr): Make the temporary variable
34370 for the return expression, a gimple register variable.
34372 2007-01-01 Jan Hubicka <jh@suse.cz>
34374 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
34377 2007-01-01 Mike Stump <mrs@apple.com>
34379 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
34381 * config/darwin.c (machopic_select_rtx_section): Use
34382 HAVE_GAS_LITERAL16.
34383 (darwin_mergeable_constant_section): Likewise.
34384 * configure: Regenerate.
34385 * config.in: Regenerate.
34387 2007-01-01 Jan Hubicka <jh@suse.cz>
34388 Andrew Pinski <pinskia@gmail.com>
34390 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
34391 before starting IPA passes.