1 2008-01-05 Jakub Jelinek <jakub@redhat.com>
3 PR tree-optimization/34618
4 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
7 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
11 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
12 Update copyright year.
14 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
15 Update copyright year.
16 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
19 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
21 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
22 edge does not point to current bb before changing need_assert.
24 2008-01-04 Richard Guenther <rguenther@suse.de>
27 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
28 for verifying purposes if they are is_gimple_min_invariant.
30 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
32 PR tree-optimization/34448
33 PR tree-optimization/34465
34 * gimplify.c (gimplify_init_constructor): Add new parameter
35 notify_temp_creation. Use it.
36 (gimplify_modify_expr_rhs): Take volatiles into account when
37 optimizing constructors.
38 Do not optimize constructors if gimplify_init_constructor will dump to
40 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
41 * gcc.c-torture/compile/pr34448.c: New.
43 2008-01-04 Jakub Jelinek <jakub@redhat.com>
46 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
47 return_slot if result is TREE_ADDRESSABLE.
49 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
51 * config/mips/mips.md (sqrt_condition): Tweak comment.
52 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
54 2008-01-03 Tom Tromey <tromey@redhat.com>
57 * c-common.c (c_type_hash): Handle VLAs.
59 2008-01-03 Jan Hubicka <jh@suse.cz>
61 PR tree-optimization/31081
62 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
63 0 when inlining and not inlining to first basic block.
64 (remap_decl): When var is initialized to 0, don't set default_def.
65 (expand_call_inline): Set entry_bb.
66 * tree-inline.h (copy_body_data): Add entry_bb.
68 2008-01-03 Jakub Jelinek <jakub@redhat.com>
71 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
74 PR tree-optimization/29484
75 * tree-inline.c (inline_forbidden_p_2): New function.
76 (inline_forbidden_p): Disallow inlining if some static var
77 has an address of a local LABEL_DECL in its initializer.
78 * doc/extend.texi (Labels as Values): Document &&foo behaviour
81 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
83 PR tree-optimization/34635
84 * tree-data-ref.c (add_other_self_distances): Make sure that the
85 evolution step is constant.
87 2008-01-03 Jakub Jelinek <jakub@redhat.com>
90 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
92 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
94 * tree-sra.c (scalarize_init): Insert the generate_element_init
95 statements after the generate_element_zero statements.
97 2008-01-02 Richard Guenther <rguenther@suse.de>
101 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
102 for very large number of operands instead of ICEing.
104 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
107 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
110 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
112 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
115 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
118 * tree-mudflap.c (mx_register_decls): Guard warning by
119 !DECL_ARTIFICIAL check.
121 2008-01-01 Jakub Jelinek <jakub@redhat.com>
123 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
124 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
125 sse5_perm<mode>): Fix constraints.
127 2007-12-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
130 * collect2.c (SHLIB_SUFFIX): Define if not defined.
131 (write_c_file_stat): Use SHLIB_SUFFIX.
132 * som.h (SHLIB_SUFFIX): Define.
133 * doc/tm.texi (SHLIB_SUFFIX): Document.
135 2007-12-29 Uros Bizjak <ubizjak@gmail.com>
137 * config/i386/sse.md ("*divv4sf3"): Rename to "sse_divv4sf3".
138 ("*sse_rsqrtv4sf2"): Export.
139 ("*sse_sqrtv4sf2"): Ditto.
140 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_RSQRTPS_NR,
141 IX86_BUILTIN_SQRTPS_NR]: New constants.
142 (struct builtin_description) [IX86_BUILTIN_DIVPS]: Use
143 CODE_FOR_sse_divv4sf3.
144 [IX86_BUILTIN_SQRTPS]: Use CODE_FOR_sse_sqrtv4sf2.
145 [IX86_BUILTIN_SQRTPS_NR]: New.
146 [IX86_BUILTIN_RSQRTPS_NR]: Ditto.
147 (ix86_init_mmx_sse_builtins): Initialize __builtin_ia32_rsqrtps_nr and
148 __builtin_ia32_sqrtps_nr.
149 (ix86_builtin_vectorized_function): Convert BUILT_IN_SQRTF to
150 IX86_BUILTIN_SQRTPS_NR.
151 (ix86_builtin_reciprocal): Convert IX86_BUILTIN_SQRTPS_NR to
152 IX86_BUILTIN_RSQRTPS_NR.
154 2007-12-27 Brian Dessent <brian@dessent.net>
156 * doc/invoke.texi (Optimize Options): Add missing opindex for
157 -fno-toplevel-reorder.
159 2007-12-27 Dorit Nuzman <dorit@il.ibm.com>
161 PR tree-optimization/34591
162 * tree-vect-trasnform.c (vect_estimate_min_profitable_iters): Skip
163 stmts (including reduction stmts) that are not live.
165 2007-12-27 Jakub Jelinek <jakub@redhat.com>
168 * config/arm/arm.c (arm_setup_incoming_varargs): If last named
169 argument needs double word alignment and cum->nregs is odd, account
170 for the inserted padding.
173 * tree-mudflap.c (mf_make_builtin): Make decl artificial
174 and don't emit debug info for it.
176 2007-12-26 Anatoly Sokolov <aesok@post.ru>
178 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Move AT90USB82
179 and AT90USB162 devices from 'avr5' to 'avr35' architecture.
180 (ASM_SPEC): Add 'avr35' architecture.
181 * config/avr/avr.c (avr_mcu_types): Move AT90USB82 and AT90USB162
182 devices from 'avr5' to 'avr35' architecture.
183 (avr_arch_types): Add "avr23" entries.
184 (avr_arch): Add 'ARCH_AVR35'.
185 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add 'avr35'.
186 (MULTILIB_MATCHES): Move AT90USB82 and AT90USB162 devices from 'avr5'
187 to 'avr35' architecture.
189 2007-12-22 David Daney <ddaney@avtrex.com>
191 * doc/install.texi (disable-libgcj-bc): Document new option.
193 2007-12-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
195 * config/pa/pa.c (hppa_legitimize_address): Use INT14_OK_STRICT in
199 * pa.c (legitimize_pic_address): Emit insn to load function label
202 2007-12-21 Andrew Pinski <pinskia@gmail.com>
203 Rask Ingemann Lambertsen <rask@sygehus.dk>
206 * config/mcore/mcore.c (mcore_function_value): Call promote_mode
207 instead of PROMOTE_MODE.
209 2007-12-21 Sebastian Pop <sebastian.pop@amd.com>
211 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix typo.
213 2007-12-21 Sebastian Pop <sebastian.pop@amd.com>
215 * tree-data-ref.c (signed_type_for_types): New.
216 (affine_fn_op): Use signed_type_for_types and signed_type_for instead
217 of long_integer_type_node.
218 (analyze_ziv_subscript): Same.
219 (analyze_siv_subscript_cst_affine): Same.
220 (analyze_miv_subscript): Same.
221 (omega_setup_subscript): Same.
223 2007-12-21 Richard Sandiford <rsandifo@nildram.co.uk>
225 * config/mips/mips.c (mips_emit_loadgp): Replace gen_* calls with
226 separate gen_*_si and gen_*_di calls. Pass pic_offset_table_rtx
227 as the first argument.
228 * config/mips/mips.md (loadgp_newabi, loadgp_absolute)
229 (loadgp_rtp): Rename to...
230 (loadgp_newabi_<mode>, loadgp_absolute<mode>, loadgp_rtp<mode>):
231 ...these. Add modes to all operands. Add the target register
232 as an operand. Combine loadgp_rtp<mode> with its splitter.
234 2007-12-20 Bob Wilson <bob.wilson@acm.org>
236 * config/xtensa/xtensa.md (fix_return_addr): Remove.
237 * config/xtensa/xtensa-protos.h (xtensa_initialize_trampoline): New.
238 (xtensa_trampoline_template): New.
239 * config/xtensa/xtensa.c (MIN_FRAME_SIZE): Moved here from xtensa.h.
240 (xtensa_return_addr): Expand to standard Xtensa insns instead of
241 fix_return_addr. Get high bits from a local label.
242 (xtensa_trampoline_template): New function with code moved from
243 TRAMPOLINE_TEMPLATE in xtensa.h. Use L32R instead of CALL0 except
244 when using CONST16 or absolute-mode literals.
245 (xtensa_initialize_trampoline): New function with code moved from
246 INITIALIZE_TRAMPOLINE in xtensa.h. Use different offsets depending
247 on which trampoline version is used.
248 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Add comment.
249 * config/xtensa/xtensa.h (TARGET_ABSOLUTE_LITERALS): Define.
250 (MIN_FRAME_SIZE): Moved to xtensa.c.
251 (TRAMPOLINE_TEMPLATE): Use xtensa_trampoline_template.
252 (TRAMPOLINE_SIZE): Two versions of the trampoline have different sizes.
253 (INITIALIZE_TRAMPOLINE): Use xtensa_initialize_trampoline.
254 * config/xtensa/ieee754-df.S (XCHAL_NO_MUL): Define.
255 (__muldf3): Use CALL12 instead of CALL0 to invoke .Lmul_mulsi3
256 helper when not using the CALL0 ABI. Change .Lmul_mulsi3 to match.
257 * config/xtensa/lib1funcs.asm (__umulsidi3): Likewise.
258 * config/xtensa/ieee754-sf.S (__mulsf3): Likewise.
260 2007-12-20 Jakub Jelinek <jakub@redhat.com>
263 * tree-ssa-dse.c (dse_optimize_stmt): Don't eliminate store if
264 USE_STMT not only stores into the same object as STMT, but might
267 2007-12-19 Sebastian Pop <sebastian.pop@amd.com>
269 PR tree-optimization/34413
270 * tree-data-ref.c (affine_fn_op, analyze_ziv_subscript,
271 analyze_siv_subscript_cst_affine, analyze_miv_subscript,
272 omega_setup_subscript): Use long_integer_type_node instead of
275 2007-12-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
278 * pa.c (legitimize_pic_address): Force function labels into memory.
280 2007-12-19 Zdenek Dvorak <ook@ucw.cz>
282 * omp-low.c (build_omp_regions_1): Recognition of combined parallels
284 (expand_omp): ... here.
286 2007-12-19 Zdenek Dvorak <ook@ucw.cz>
288 PR tree-optimization/34355
289 * tree-parloops.c (take_address_of): Handle expresions
290 instead of just variables.
291 (eliminate_local_variables_1): Force whole invariant
294 2007-12-19 Alexander Monakov <amonakov@ispras.ru>
295 Revital Eres <eres@il.ibm.com>
297 * modulo-sched.c (generate_reg_moves): Insert the reg-moves
298 right before the notes which precedes the insn, if they exists.
299 (loop_canon_p): Add dump info.
300 (sms_schedule): Likewise.
302 2007-12-19 Richard Sandiford <rsandifo@nildram.co.uk>
304 * tree.h (set_decl_incoming_rtl): Add a by_reference_p parameter.
305 * emit-rtl.c (set_decl_incoming_rtl): Likewise. Don't set the
306 rtl's register attributes when the parameter is true.
307 * function.c (assign_parms_unsplit_complex, assign_parms)
308 (expand_function_start): Update calls to set_decl_incoming_rtl.
310 2007-12-19 Richard Sandiford <rsandifo@nildram.co.uk>
312 * rtl.def (SUBREG): Update comments.
313 * rtl.h (reg_attrs): Be explicit about the type of offset used.
314 (set_reg_attrs_from_mem): Rename to...
315 (set_reg_attrs_from_value): ...this.
316 (adjust_reg_mode, byte_lowpart_offset): Declare.
317 * emit-rtl.c (byte_lowpart_offset): New function.
318 (update_reg_offset): Remove special offset handling for big-endian
320 (gen_rtx_REG_offset, gen_reg_rtx_offset): Explicitly say that the
321 offset parameter is added to REG_OFFSET.
322 (adjust_reg_mode): New function.
323 (set_reg_attrs_for_mem): Rename to...
324 (set_reg_attrs_for_value): ...this and generalize to all values.
325 If the register is a lowpart of the value, adjust the offset
327 (set_reg_attrs_for_parm): Update after the above renaming.
328 (set_reg_attrs_for_decl_rtl): New function, split out from
329 set_decl_incoming_rtl. Set the offset of plain REGs to the
330 offset of the REG's mode from the decl's. Assert that all
331 subregs are lowparts and handle their inner registers in the
332 same way as plain REGs.
333 (set_decl_rtl, set_incoming_decl_rtl): Use reg_attrs_for_decl_rtl.
334 (subreg_lowpart_offset): Explicitly say that the returned offset
336 * combine.c (do_SUBST_MODE, try_combine, undo_all): Use adjust_reg_mode
338 * final.c (alter_subreg): Fix/update argument to gen_rtx_REG_offset.
339 * config/ia64/ia64.c (ia64_expand_load_address): Likewise.
340 * regclass.c (reg_scan_mark_refs): Use set_reg_attrs_from_value.
341 * reload.c (find_reloads_subreg_address): Call set_mem_offset
342 when offseting a MEM.
343 * var-tracking.c (offset_valid_for_tracked_p): Delete.
344 (mode_for_reg_attrs): Replace with...
345 (track_loc_p): ...this new function. Return the mode and offset
346 to the caller, checking that the latter is valid. If the rtx is
347 a paradoxical lowpart of the decl, use the decl's mode instead.
348 Do the same when storing to a register that contains the entire decl.
349 (var_lowpart): Use byte_lowpart_offset rather than
350 subreg_lowpart_offset when adjusting the offset attribute.
351 (count_uses, add_uses, add_stores): Use track_reg_p instead of
352 REG_EXPR, MEM_EXPR, REG_OFFSET, INT_MEM_OFFSET, track_expr_p,
353 offset_valid_for_tracked_p and mode_for_reg_attrs. Generate
354 lowparts for MEMs as well as REGs.
355 (vt_add_function_parameters): When obtaining the information from
356 the decl_rtl, adjust the offset to match incoming. Use track_loc_p
359 2007-12-18 Sebastian Pop <sebastian.pop@amd.com>
361 PR tree-optimization/34123
362 * lambda-code.c (can_duplicate_iv): New.
363 (cannot_convert_modify_to_perfect_nest): New.
364 (cannot_convert_bb_to_perfect_nest): New.
365 (can_convert_to_perfect_nest): Split up.
367 2007-12-18 David Daney <ddaney@avtrex.com>
369 * config/mips/mips.md (clear_hazard): Use PRINT_OPERAND punctuation
370 instead of .set push and .set pop.
372 2007-12-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
375 * config/bfin/bfin.c (bfin_adjust_cost): Dig into PARALLELs to find
378 2007-12-18 Razya Ladelsky <razya@il.ibm.com>
380 * tree-parloops.c (reduiction_info): Change documentation of
381 reduction_initial field.
382 (initialize_reductions): Remove creation of reduction_initial variable.
383 (create_loads_for_reductions): don't join reduction_initial to
386 2007-12-18 Kaz Kylheku <kaz@zeugmasystems.com>
388 PR rtl-optimization/34456
389 * resource.c (mark_set_resources): Use regs_invalidated_by_call
390 rather than call_used_regs and global_regs.
392 2007-12-18 Jakub Jelinek <jakub@redhat.com>
394 PR rtl-optimization/34490
395 * simplify-rtx.c (simplify_const_relational_operation): If !sign,
396 don't reduce mmin/mmax using num_sign_bit_copies.
398 2007-12-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
400 * doc/install.texi: Change recommended MPFR from 2.2.1 > 2.3.0.
402 2007-12-17 Andreas Schwab <schwab@suse.de>
404 * doc/invoke.texi (Warning Options): Use @itemx.
406 2007-12-17 Dorit Nuzman <dorit@il.ibm.com>
408 * tree-vectorizer.h (verbosity_levels): Add new verbosity level
410 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Change
411 verbosity level to REPORT_COST.
412 (vect_model_reduction_cost): Likewise.
413 (vect_model_induction_cost): Likewise.
414 (vect_model_simple_cost): likewise.
415 (vect_model_store_cost): likewise.
416 (vect_model_load_cost): likewise.
417 (conservative_cost_threshold): Likewise. Remove print.
419 2007-12-17 Rask Ingemann Lambertsen <rask@sygehus.dk>
421 * doc/tm.texi (TARGET_SECONDARY_RELOAD): Fix typos.
423 2007-12-17 Jakub Jelinek <jakub@redhat.com>
426 * c-parser.c (c_parser_omp_all_clauses): Accept optional comma
429 2007-12-17 Dorit Nuzman <dorit@il.ibm.com>
431 PR tree-optimization/34445
432 * tree-vect-trasnform.c (vect_estimate_min_profitable_iters): Skip
433 stmts (including live stmts) that are not relevant.
435 2007-12-17 Jack Howarth <howarth@bromo.med.uc.edu>
438 * config/i386/t-crtpc: Add $(MULTILIB_CFLAGS).
439 * config/i386/t-crtfm: Likewise.
441 2007-12-17 Uros Bizjak <ubizjak@gmail.com>
443 * config/i386/i386.h (WIDEST_HARDWARE_FP_SIZE): Define.
445 2007-12-16 Uros Bizjak <ubizjak@gmail.com>
447 * tree-vect-transform.c (conservative_cost_threshold): Add missing
448 space to "not vectorized" message.
450 2007-12-16 Richard Sandiford <rsandifo@nildram.co.uk>
452 PR rtl-optimization/34415
453 * df.h (DF_LR_IN, DF_LR_OUT): Update comments.
454 * resource.c (mark_target_live_regs): Use DF_LR_IN rather than
455 df_get_live_in. Don't handle pseudos.
457 2007-12-16 Jakub Jelinek <jakub@redhat.com>
460 * c-decl.c (merge_decls): Copy RTL from olddecl to newdecl.
461 * config/pa/pa.c (pa_encode_section_info): If !first, preserve
462 SYMBOL_FLAG_REFERENCED flag.
464 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
466 * tree.c (type_hash_add): Fix whitespace.
468 2007-12-15 Hans-Peter Nilsson <hp@axis.com>
470 Add CRIS v32 support. Fix -mcc-init.
471 * config.gcc: Make crisv32-* have cpu_type cris. Handle
472 crisv32-*-elf and crisv32-*-none like cris-*-elf and cris-*-none
473 but without multilibs and with target_cpu_default=32.
474 (crisv32-*-linux*): Handle as cris-*-linux*. Set
475 target_cpu_default to 32 and 10 accordingly.
476 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Remove unused macro.
477 (cris_movem_load_rest_p, cris_store_multiple_op_p): Remove FIXME.
478 Change regno_dir and regno only if !TARGET_V32.
479 (cris_conditional_register_usage): If TARGET_V32, set
480 reg_alloc_order as per REG_ALLOC_ORDER_V32 and make
481 CRIS_ACR_REGNUM non-fixed.
482 (cris_print_base): Add gcc_assert for post_inc on CRIS_ACR_REGNUM.
483 (cris_print_operand) <case 'Z', case 'u'>: New cases.
484 <case REG of case 'H'>: Allow for CRIS_SRP_REGNUM.
485 (cris_reload_address_legitimized): Always return false for TARGET_V32.
486 (cris_register_move_cost): New function, guts from
487 REGISTER_MOVE_COST adjusted for CRIS v32.
488 (cris_normal_notice_update_cc): New function split out from...
489 (cris_notice_update_cc): Set cc_status.flags CC_REVERSED for
490 TARGET_CCINIT. Call cris_normal_notice_update_cc for CC_REV,
491 CC_NOOV32 and CC_NORMAL, but set cc_status.flags CC_NO_OVERFLOW
492 for CC_NOOV32 and TARGET_V32.
493 (cris_simple_epilogue): Always return false for TARGET_V32 if
494 cris_return_address_on_stack yields true.
495 (cris_cc0_user_requires_cmp): New function.
496 (cris_valid_pic_const): Add argument ANY_OPERAND. All callers
497 changed. Handle CRIS_UNSPEC_PLT_PCREL and CRIS_UNSPEC_PCREL.
498 (cris_asm_output_case_end): New function, guts from
499 ASM_OUTPUT_CASE_END adjusted for CRIS v32.
500 (cris_override_options): Adjust for CRIS v32. Mask out
501 TARGET_SIDE_EFFECT_PREFIXES and TARGET_MUL_BUG if v32.
502 (cris_asm_output_mi_thunk, cris_expand_epilogue)
503 (cris_gen_movem_load, cris_emit_movem_store)
504 (cris_expand_pic_call_address, cris_asm_output_symbol_ref)
505 (cris_asm_output_label_ref, cris_output_addr_const_extra): Adjust
507 (cris_split_movdx): Copy re-used MEM.
508 * config/cris/t-elfmulti: Add multilib v32 for -march=v32.
509 * config/cris/predicates.md
510 ("cris_general_operand_or_pic_source"): New predicate.
511 ("cris_general_operand_or_plt_symbol"): Replace by...
512 ("cris_nonmemory_operand_or_callable_symbol"): New predicate.
513 * config/cris/linux.h: Sanity-check TARGET_CPU_DEFAULT for
514 presence and contents.
515 (CRIS_SUBTARGET_DEFAULT_ARCH): New macro, MASK_AVOID_GOTPLT for
517 (CRIS_CPP_SUBTARGET_SPEC, CRIS_CC1_SUBTARGET_SPEC,
518 CRIS_ASM_SUBTARGET_SPEC): Adjust for different TARGET_CPU_DEFAULT.
519 (CRIS_SUBTARGET_DEFAULT): Add CRIS_SUBTARGET_DEFAULT_ARCH.
520 * config/cris/cris.h: Sanity-check TARGET_CPU_DEFAULT for contents.
521 (CRIS_DEFAULT_TUNE, CRIS_ARCH_CPP_DEFAULT)
522 (CRIS_DEFAULT_ASM_ARCH_OPTION): New macros.
523 (CRIS_CC1_SUBTARGET_SPEC): Change default tuning to use
525 (CRIS_CPP_SUBTARGET_SPEC): Ditto. Add CRIS_ARCH_CPP_DEFAULT.
526 (ASM_SPEC): Add sanity-check erroring out when both -march= and
527 -mcpu= are specified. Pass on either as --march=v32.
528 (CRIS_ASM_SUBTARGET_SPEC): When neither -march= or -mcpu= are
529 specified, pass on CRIS_DEFAULT_ASM_ARCH_OPTION.
530 (CRIS_CPU_V32): New macro.
531 [!TARGET_CPU_DEFAULT]: Default-define as CRIS_CPU_BASE.
532 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]: Move default
533 TARGET_DEFAULT definition after new TARGET_CPU_DEFAULT definition.
534 Define v32-adjusted TARGET_DEFAULT.
535 (CRIS_DEFAULT_CPU_VERSION): Change to TARGET_CPU_DEFAULT from
537 (TARGET_V32): New macro.
538 (REG_ALLOC_ORDER_V32): New macro.
539 (HARD_REGNO_MODE_OK): Do not allow larger-than-register-size modes
540 into CRIS_ACR_REGNUM.
541 (enum reg_class): New classes ACR_REGS, SPEC_ACR_REGS, GENNONACR_REGS
542 and SPEC_GENNONACR_REGS.
543 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Adjust for new classes.
544 (REGNO_REG_CLASS): Give ACR_REGS for CRIS_ACR_REGNUM.
545 (MODE_CODE_BASE_REG_CLASS): Define, give for OCODE POST_INC
546 GENNONACR_REGS, BASE_REG_CLASS otherwise.
547 (REG_CLASS_FROM_LETTER): 'a' is for ACR_REGS.
548 (REGNO_MODE_CODE_OK_FOR_BASE_P): Define, refusing OCODE POST_INC
550 (PREFERRED_RELOAD_CLASS): Keep ACR_REGS as preferred.
551 (HARD_REGNO_RENAME_OK): Refuse CRIS_ACR_REGNUM as TO.
552 (EXTRA_CONSTRAINT): New constraint 'U'.
553 (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE)
554 (ASM_OUTPUT_ADDR_DIFF_ELT): Adjust for CRIS v32.
555 (BASE_OR_AUTOINCR_P): Refuse POST_INC for CRIS_ACR_REGNUM.
556 (SIMPLE_ADDRESS_P): Remove.
557 (GO_IF_LEGITIMATE_ADDRESS): Use BASE_OR_AUTOINCR_P, not redundant
558 SIMPLE_ADDRESS_P. Make one chained if-else, finishing as
559 non-match after BASE_OR_AUTOINCR_P for TARGET_V32.
560 (REGISTER_MOVE_COST): Just call the new function
561 cris_register_move_cost.
562 (enum cris_pic_symbol_type): Rename cris_gotrel_symbol to
563 cris_rel_symbol. All users changed.
564 (REGISTER_NAMES): Replace "pc" with "acr".
565 (ADDITIONAL_REGISTER_NAMES): Add "pc" for 15.
566 (ASM_OUTPUT_REG_PUSH): Change to v32-compatible sequence.
567 (ASM_OUTPUT_REG_POP): Change to v32-compatible syntax.
568 (ASM_OUTPUT_CASE_END): Just call the new function
569 cris_asm_output_case_end.
570 * gcc/config/cris/cris.md: Group related constants together, with
572 (CRIS_UNSPEC_PLT_GOTREL, CRIS_UNSPEC_PLT_PCREL, CRIS_UNSPEC_PCREL)
573 (CRIS_UNSPEC_CASESI): New constants.
574 (CRIS_UNSPEC_PLT): Remove constant.
575 (CRIS_ACR_REGNUM): New constant.
576 ("slottable"): New attr alternatives "has_return_slot" and
578 ("cc"): New attr alternatives "noov32" and "rev".
579 ((eq_attr "slottable" "has_call_slot"))
580 ((eq_attr "slottable" "has_return_slot")): New define_delays.
581 ("movdi", "movsi"): Adjust operands for CRIS v32.
582 ("tstdi", "cmpdi", "adddi3", "subdi3", "uminsi3")
583 ("indirect_jump"): Ditto. Make define_expand.
584 ("*tstdi_non_v32", "*tstdi_v32", "*tst<mode>_cmp")
585 ("*tst<mode>_non_cmp", "*cmpdi_non_v32", "*cmpdi_v32")
586 ("*movdi_v32", "*adddi3_non_v32", "*adddi3_v32")
587 ("*addsi3_non_v32", "*addsi3_v32", "*addhi3_non_v32")
588 ("*addhi3_v32", "*addqi3_non_v32", "*addqi3_v32")
589 ("*subdi3_non_v32", "*subdi3_v32", "*subsi3_non_v32")
590 ("*subsi3_v32", "*sub<mode>3_nonv32", "*sub<mode>3_v32")
591 ("*andqi3_non_v32", "*andqi3_v32", "*iorsi3_non_v32")
592 ("*iorsi3_v32", "*iorhi3_non_v32", "*iorhi3_v32")
593 ("*iorqi3_non_v32", "*iorqi3_v32", "*uminsi3_non_v32")
594 ("*uminsi3_v32", "*indirect_jump_non_v32", "*indirect_jump_v32")
595 ("*expanded_call_v32", "*expanded_call_value_v32"): New patterns,
596 for the corresponding standard name.
597 ("tst<mode>"): Limit to BW and make define_expand.
598 ("tstsi"): Make separate insn, adjusting for CRIS v32.
599 ("*cmp_swapext<mode>"): Adjust for v32. Specify "rev" for attr "cc".
600 ("cmpsi", "cmp<mode>"): Remove special cases for zero. Specify
602 ("*btst"): Don't match for TARGET_CCINIT. Replace test of
603 register with compatible "cmpq 0". Specify attr "cc".
604 ("*movdi_insn_non_v32"): New pattern, replacing "*movdi_insn" and
606 (define_split for DI move): Match CRIS v32 only.
607 ("*movsi_got_load", "*movsi_internal", "*addi"): Adjust for CRIS v32.
608 ("load_multiple", "store_multiple", "*addsbw_v32", "*addubw_v32")
609 ("*adds<mode>_v32", "*addu<mode>_v32", "*bound<mode>_v32")
610 ("*casesi_jump_v32", "*expanded_andsi_v32", "*expanded_andhi_v32")
611 ("*extop<mode>si_v32", "*extopqihi_v32", "*andhi_lowpart_v32")
612 ("*andqi_lowpart_v32", "cris_casesi_v32"): New patterns.
613 ("add<mode>3"): Make addsi3, addhi3 and addqi3 define_expand.
614 ("sub<mode>3"): Ditto subsi3, subhi3 and subqi3.
615 ("ior<mode>3"): Ditto iorsi3, iorhi3 and iorqi3.
616 ("*extopqihi_non_v32"): Replace "*extopqihi".
617 ("*extop<mode>si_non_v32"): Replace "*extop<mode>si".
618 ("*addxqihi_swap_non_v32"): Rename from "*extopqihi_swap", make
620 ("*extop<mode>si_swap_non_v32"): Ditto "*extop<mode>si_swap".
621 ("*expanded_andsi_non_v32"): Ditto "*expanded_andsi".
622 ("*expanded_andhi_non_v32"): Ditto "*expanded_andhi".
623 ("*andhi_lowpart_non_v32"): Ditto "*andhi_lowpart".
624 ("*andqi_lowpart_non_v32"): Ditto "*andqi_lowpart".
625 ("*expanded_call_non_v32"): Ditto "*expanded_call". Change from
626 "cris_general_operand_or_plt_symbol" to "general_operand".
627 ("*expanded_call_value_non_v32") Ditto "*expanded_call_value".
628 ("*casesi_adds_w", "mstep_shift", "mstep_mul")
629 ("*expanded_call_side", "*expanded_call_value_side")
630 (op-extend-split, op-extend-split-rx=rz, op-extend-split-swapped)
631 (op-extend-split-swapped-rx=rz, op-extend, op-split-rx=rz)
632 (op-split-swapped, op-split-swapped-rx=rz): Make non-v32 only.
633 ("dstep_mul", "xorsi3", "one_cmplsi2", "<shlr>si3")
634 ("*expanded_<shlr><mode>", "*<shlr><mode>_lowpart", "ashl<mode>3")
635 ("*ashl<mode>_lowpart", "abssi2", "clzsi2", "bswapsi2")
636 ("cris_swap_bits"): Specify "noov32" for attr "cc".
637 ("<su>mulsi3_highpart"): Ditto. Correct operand 0 to register_operand.
638 ("andqi3"): Make define_expand.
639 ("*return_expanded"): For attr "slottable", change from "has_slot"
640 to "has_return_slot".
641 ("cris_casesi_non_v32"): New pattern, old contents of "casesi".
642 ("casesi"): Divert into "cris_casesi_v32" and "cris_casesi_non_v32".
643 (moversideqi, movemsideqi, mover2side): Require
644 TARGET_SIDE_EFFECT_PREFIXES.
645 (gotplt-to-plt, gotplt-to-plt-side): Change from CRIS_UNSPEC_PLT
646 to CRIS_UNSPEC_PLT_GOTREL.
647 * config/cris/cris-protos.h (cris_register_move_cost)
648 (cris_cc0_user_requires_cmp, cris_asm_output_case_end): Declare.
650 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
653 * dwarf2out.c (dwarf_tag_name): Synchronize with dwarf2.h.
654 (is_type_die): Cover interface types.
655 (class_or_namespace_scope_p): Cover interface and class types.
656 (record_type_tag): New.
657 (gen_inlined_structure_type_die): Use it.
658 (gen_struct_or_union_type_die): Likewise.
659 (prune_unused_types_walk): Cover interface types.
660 * langhooks.h (classify_record): New enum.
661 (classify_record): New member in struct langhooks_for_types.
662 * langhooks-def.h (LANG_HOOKS_CLASSIFY_RECORD): New.
663 (LANGHOOKS_FOR_TYPES_INITIALIZER): Adjust.
665 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
667 * dwarf2out.c (reference_to_unused): Don't emit strings in
668 initializers just because of debug information.
669 * tree.h (TREE_ASM_WRITTEN): Document use for STRING_CSTs.
671 2007-12-15 Sebastian Pop <sebastian.pop@amd.com>
673 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Replace
674 print_loop_ir with print_loops.
675 * tree-flow.h (dot_cfg, debug_loops, debug_loop, debug_loop_num,
676 print_loops, print_loops_bb): Declare.
677 * tree-cfg.c (print_loops_bb): New.
678 (print_loop): Print header, latch, bounds, estimation of iterations.
679 (print_loop_and_siblings): New.
680 (print_loop_ir): Renamed print_loops.
681 (debug_loop_ir): Renamed debug_loops.
682 (debug_loop, debug_loop_num): New.
684 2007-12-15 Bernhard Fischer <aldot@gcc.gnu.org>
686 * tree-flow-inline.h.c (next_readonly_imm_use): Fix typo in comment.
688 2007-12-15 Bernhard Fischer <aldot@gcc.gnu.org>
690 * toplev.c (process_options): Fix typo in warning.
692 2007-12-14 Jakub Jelinek <jakub@redhat.com>
695 * config/i386/i386.c (ix86_expand_branch): Optimize LE/LEU/GT/GTU
696 DImode comparisons against constant with all 1's in the lower word.
698 2007-12-14 Uros Bizjak <ubizjak@gmail.com>
700 * config/i386/sse.md (sse4_2_pcmpestr): Use reg_not_xmm0_operand
701 constraint for operand 2. Use nonimm_not_xmm0_operand constraint
702 for operand 4. Update arguments in the call to
703 gen_sse4_2_pcmpestr_cconly.
704 (sse_4_2_pcmpestr_cconly): Renumber insn operands and update insn
705 template accordingly.
706 (sse4_2_pcmpistr): Use reg_not_xmm0_operand constraint for operand2.
707 Use nonimm_not_xmm0_operand constraint for operand 3. Update
708 arguments in the call to gen_sse4_2_pcmpistr_cconly.
709 (sse_4_2_pcmpistr_cconly): Renumber insn operands and update insn
710 template accordingly.
712 2007-12-14 Richard Guenther <rguenther@suse.de>
715 * tree-ssa-operands.h (create_ssa_artificial_load_stmt): Add
716 parameter to say whether to unlink immediate uses.
717 * tree-ssa-operands.c (create_ssa_artificial_load_stmt): Do not
718 mark the artificial stmt as modified. Unlink immediate uses
720 * tree-ssa-dom.c (record_equivalences_from_stmt): Update caller.
721 * tree-ssa-pre.c (insert_fake_stores): Likewise.
723 2007-12-13 Eric Botcazou <ebotcazou@libertysurf.fr>
726 * gimplify.c (gimplify_modify_expr_complex_part): Add note to comment.
727 * tree-complex.c (init_dont_simulate_again): Return true if there are
728 uninitialized loads generated by gimplify_modify_expr_complex_part.
729 * tree-gimple.c (is_gimple_reg_type): Return false for complex types
731 * tree-ssa.c (ssa_undefined_value_p): New predicate extracted from...
732 (warn_uninit): ...here. Use ssa_undefined_value_p.
733 * tree-ssa-pre.c (is_undefined_value): Delete.
734 (phi_translate_1): Use ssa_undefined_value_p.
735 (add_to_exp_gen): Likewise.
736 (make_values_for_stmt): Likewise.
737 * tree-flow.h (ssa_undefined_value_p): Declare.
739 2007-12-13 Andrew Pinski <pinskia@gmail.com>
740 David Daney <ddaney@avtrex.com>
743 * system.h: Make -Wuninitialized non-fatal if ASSERT_CHECKING
746 2007-12-13 Jakub Jelinek <jakub@redhat.com>
748 PR rtl-optimization/32636
749 * df-scan.c (df_get_entry_block_def_set): Set struct_value_rtx
750 regno in entry_block_defs even if HAVE_prologue && epilogue_completed.
752 2007-12-13 Uros Bizjak <ubizjak@gmail.com>
753 Richard Guenther <rguenther@suse.de>
756 * config/i386/emmintrin.h (_mm_shuffle_pd, _mm_extract_epi16,
757 _mm_insert_epi16, _mm_shufflehi_epi16, _mm_shufflelo_epi16,
758 _mm_shuffle_epi32): Cast non-constant input values to either __m64,
759 __m128, __m128i or __m128d in a macro version of the intrinsic.
760 Cast constant input values to int.
761 * config/i386/ammintrin.h (_mm_extracti_si64, _mm_inserti_si64): Ditto.
762 * config/i386/bmmintrin.h (_mm_roti_epi8, _mm_roti_epi16,
763 _mm_roti_epi32, _mm_roti_epi64): Ditto.
764 * config/i386/smmintrin.h (_mm_blend_epi16, _mm_blend_ps, _mm_blend_pd,
765 _mm_dp_ps, _mm_dp_pd, _mm_insert_ps, _mm_extract_ps, _mm_insert_epi8,
766 _mm_insert_epi32, _mm_insert_epi64, _mm_extract_epi8, mm_extract_epi32,
767 _mm_extract_epi64, _mm_mpsadbw_epu8, _mm_cmpistrm, _mm_cmpistri,
768 _mm_cmpestrm, _mm_cmpestri, _mm_cmpistra, _mm_cmpistrc, _mm_cmpistro,
769 _mm_cmpistrs, _mm_cmpistrz, _mm_cmpestra, _mm_cmpestrc, _mm_cmpestro,
770 _mm_cmpestrs, _mm_cmpestrz): Ditto.
771 * config/i386/tmmintrin.h (_mm_alignr_epi8, _mm_alignr_pi8): Ditto.
772 * config/i386/xmmintrin.h (_mm_shuffle_ps, _mm_extract_pi16, _m_pextrw,
773 _mm_insert_pi16, _m_pinsrw, _mm_shuffle_pi16, _m_pshufw): Ditto.
774 * config/i386/mmintrin-common.h (_mm_round_pd, _mm_round_sd,
775 _mm_round_ps, _mm_round_ss): Ditto.
777 2007-12-13 Richard Guenther <rguenther@suse.de>
779 PR tree-optimization/34450
780 * params.def (PARAM_SCCVN_MAX_SCC_SIZE): New param.
781 * invoke.texi (sccvn-max-scc-size): Document.
782 * Makefile.in (tree-ssa-sccvn.o): Add $(PARAMS_H) dependency.
783 * tree-ssa-sccvn.h (run_scc_vn): Return true on success, false
785 * tree-ssa-sccvn.c (params.h): Include.
786 (DFS): Return true if all went well, return false as soon as
787 a SCC exceeds the size of PARAM_SCCVN_MAX_SCC_SIZE.
788 (run_scc_vn): Return true if all went well, return false if
789 we aborted during DFS.
790 * tree-ssa-pre.c (execute_pre): Check if SCCVN finished
791 successfully, otherwise bail out.
793 2007-12-13 Olga Golovanevsky <olga@il.ibm.com>
795 * ipa-struct-reorg.c (is_candidate): Print information to dump
796 file when the type is initialized.
797 (get_stmt_accesses): Likewise when a structure has bitfields
798 or field access is too complicate.
799 (safe_cond_expr_check): Likewise for unsafe condition expressions.
800 (exclude_cold_structs): Likewise for cold structures.
801 (collect_structures): Suppress redundant print when there are
802 no structures to transform.
803 (do_reorg): Print to dump file a number of structures that
805 (dump_new_types): Print a number of new types to replace
806 an original structure type.
808 2007-12-13 Olga Golovanevsky <olga@il.ibm.com>
810 * doc/invoke.texi (Optimiza Options): Document new -fipa-struct-reorg
811 option and struct-reorg-cold-struct-ratio parameter.
813 2007-12-13 Torbjorn Granlund <tege@swox.com>
815 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Check op0 for
816 ZERO_EXTEND when computing costs for widening multiplication.
818 2007-12-13 Richard Earnshaw <rearnsha@arm.com>
821 * config/arm/ieee754-df.S (floatundidf): Fix for wrong sp value on
822 exit when using hard FPA.
823 * config/arm/ieee754-df.S (floatdidf): Likewise.
825 2007-12-12 Jakub Jelinek <jakub@redhat.com>
828 * doc/install.texi: Document that for MinGW only runtime 3.12 and
831 2007-12-12 David Edelsohn <edelsohn@gnu.org>
833 * config/rs6000/rs6000.c (is_mem_ref): Ignore STACK_TIE.
835 2007-12-12 Aldy Hernandez <aldyh@redhat.com>
837 PR tree-optimization/32901
838 * gimplify.c (gimplify_modify_expr_rhs): Handle the case when we
839 are assigning from a constant constructor.
840 Fix wrapping in function comment.
842 2007-12-12 Andreas Krebbel <krebbel1@de.ibm.com>
844 * config/s390/s390.c (s390_O_constraint_str): Limit the range
845 for 'On' to -4G+1..-1.
846 * config/s390/constraints.md: Adjust comment accordingly.
848 2007-12-11 Nathan Sidwell <nathan@codesourcery.com>
850 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use frame_reg_rtx
853 2007-12-11 Kai Tietz <kai.tietz@onevision.com>
855 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Handle 64-bit
856 target same as 32-bit.
858 2007-12-10 Jakub Jelinek <jakub@redhat.com>
860 PR tree-optimization/34371
861 * tree-vectorizer.h (struct _loop_vec_info): Add num_iters_unchanged
863 (LOOP_VINFO_NITERS_UNCHANGED): Define to num_iters_unchanged field.
864 * tree-vectorizer.c (set_prologue_iterations,
865 slpeel_tree_peel_loop_to_edge): Call unshare_expr on
866 LOOP_VINFO_NITERS_UNCHANGED before using it.
868 2007-12-10 Eric Botcazou <ebotcazou@libertysurf.fr>
871 * config/i386/i386.c (ix86_expand_movmem): Punt if the count is large.
872 (ix86_expand_setmem): Likewise.
874 2007-12-10 Kenneth Zadeck <zadeck@naturalbridge.com>
876 PR rtl-optimization/34302
877 * auto-inc-dec.c (attempt_change): Change place where move is
880 2007-12-10 Jakub Jelinek <jakub@redhat.com>
882 * dwarf2out.c (gen_array_type_die, gen_descr_array_type_die): For
883 Fortran multi-dimensional arrays use DW_AT_ordering
886 2007-12-10 Paolo Bonzini <bonzini@gnu.org>
889 * config/i386/i386.c (override_options): Enable -fvect-cost-model.
891 2007-12-10 Uros Bizjak <ubizjak@gmail.com>
893 * config/i386/i386.c (ix86_function_regparm): Do not check global_regs
894 array, registers that are members of global_regs are also members of
895 fixed_regs array. Use REGPARM_MAX to check that no regparm hard
896 register is taken by a fixed register variable. Check up to and
897 including DI_REG when adjusting regparm value due to fixed regs usage.
898 (rep_prefix_usable): Check fixed_regs array, not global_regs array for
899 available hard registers.
900 (ix86_expand_strlen): Ditto.
901 * config/i386/i386.md (strmov): Ditto.
904 2007-12-10 Kaz Kojima <kkojima@gcc.gnu.org>
906 * genopinit.c: Include tm_p.h in generated file.
908 * config/arm/neon.md (vec_set<mode>_internal): Use INTVAL
909 to extract the integer from operands[2].
910 (vec_setv2di_internal): Likewise.
912 * config/arm/arm.c (arm_size_return_regs): Make return type unsigned.
913 (arm_init_neon_builtins): Move code after declarations.
915 2007-12-10 Hans-Peter Nilsson <hp@axis.com>
917 * reload.c (find_reloads_address_1): To properly mark as an
918 autoincdec, pass X for non-NULL OUT in call to push_reload for
919 autoincdec which can't be trivially used as an address.
921 2007-12-10 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
922 Hans-Peter Nilsson <hp@axis.com>
924 * caller-save.c (insert_one_insn): If inserting before a call_insn
925 then the registers containing the arguments of the call are
926 live_throughout in the new insn.
928 2007-12-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
932 * pa.md: Consolidate HImode and QImode move patterns into one pattern
933 each, eliminating floating-point alternatives.
934 * pa-protos.h (pa_cannot_change_mode_class, pa_modes_tieable_p):
936 * pa-64.h (SECONDARY_MEMORY_NEEDED): Define here.
937 * pa.c (pa_secondary_reload): Use an intermediate general register
938 for copies to/from floating-point register classes. Simplify code
939 SHIFT_REGS class. Provide additional comments.
940 (pa_cannot_change_mode_class, pa_modes_tieable_p): New functions.
941 * pa.h (MODES_TIEABLE_P): Use pa_modes_tieable_p.
942 (SECONDARY_MEMORY_NEEDED): Delete define.
943 (INT14_OK_STRICT): Define.
944 (MODE_OK_FOR_SCALED_INDEXING_P): Allow SFmode and DFmode when using
946 (MODE_OK_FOR_UNSCALED_INDEXING_P): Likewise.
947 (GO_IF_LEGITIMATE_ADDRESS): Use INT14_OK_STRICT in REG+D case for
949 (LEGITIMIZE_RELOAD_ADDRESS): Use INT14_OK_STRICT in mask selection.
950 Align DImode offsets when generating 64-bit code.
951 * pa32-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
952 (CANNOT_CHANGE_MODE_CLASS): Define.
953 * pa64-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
954 (CANNOT_CHANGE_MODE_CLASS): Define using pa_cannot_change_mode_class.
956 2007-12-09 Jakub Jelinek <jakub@redhat.com>
959 * langhooks-def.h (LANG_HOOKS_GET_ARRAY_DESCR_INFO): Define.
960 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
961 * langhooks.h (struct array_descr_info): Forward declaration.
962 (struct lang_hooks_for_types): Add get_array_descr_info field.
963 * dwarf2.h (DW_AT_bit_stride, DW_AT_byte_stride): New.
964 (DW_AT_stride_size, DW_AT_stride): Keep around for Dwarf2
966 * dwarf2out.h (struct array_descr_info): New type.
967 * dwarf2out.c (dwarf_attr_name): Rename DW_AT_stride to
968 DW_AT_byte_stride and DW_AT_stride_size to DW_AT_bit_size.
969 (descr_info_loc, add_descr_info_field, gen_descr_array_type_die):
971 (gen_type_die_with_usage): Call lang_hooks.types.get_array_descr_info
972 and gen_descr_array_type_die.
974 2007-12-08 Richard Guenther <rguenther@suse.de>
976 PR tree-optimization/34391
977 * tree-vect-transform.c (vect_setup_realignment): Mark new
978 symbols for renaming.
980 2007-12-07 Bob Wilson <bob.wilson@acm.org>
982 * config/xtensa/xtensa.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
983 (ASM_OUTPUT_DWARF_PCREL): Define.
985 2007-12-07 Richard Guenther <rguenther@suse.de>
988 * opts.c (common_handle_option): Handle OPT_fforce_addr.
990 2007-12-07 Aldy Hernandez <aldyh@redhat.com>
992 * m32c.h (LEGITIMIZE_ADDRESS): Use WIN instead of win.
993 (LEGITIMIZE_RELOAD_ADDRESS): Same.
995 2007-12-07 Samuel Tardieu <sam@rfc1149.net>
998 * doc/install.texi: Explain how to check for a clean environment when
1001 2007-12-07 Richard Guenther <rguenther@suse.de>
1003 * tree-profile.c (gcov_type_tmp_var): New global variable.
1004 (tree_gen_edge_profiler): Use a single shared variable decl per
1005 function for edge counter incrementing.
1006 (tree_profiling): Re-set the shared variable.
1008 2007-12-06 Bob Wilson <bob.wilson@acm.org>
1010 * config/xtensa/xtensa.c (xtensa_va_start): Add prototype.
1012 2007-12-06 Tom Tromey <tromey@redhat.com>
1015 * c-opts.c (c_common_parse_file): Call cpp_clear_file_cache.
1017 2007-12-06 Richard Sandiford <rsandifo@nildram.co.uk>
1019 * config/mips/mips.c (mips_function_ok_for_sibcall): Check
1020 targetm.binds_local_p as well as DECL_EXTERNAL.
1022 2007-12-06 Harsha Jagasia <harsha.jagasia@amd.com>
1024 * tree-vectorizer.c (slpeel_add_loop_guard): Gimplify the condition.
1025 (set_prologue_iterations): New. Set the prologue iterations to total
1026 number of scalar iterations if the cost model check indicates that
1027 scalar code should be generated.
1028 (slpeel_tree_peel_loop_to_edge): Add a new parameter and code for
1029 generating the cost condition for epilog. Call
1030 set_prologue_iterations to generate cost condition for prolog.
1031 (new_loop_vec_info): Initialize LOOP_VINFO_NITERS_UNCHANGED.
1032 * tree-vectorizer.h (LOOP_VINFO_NITERS_UNCHANGED): New.
1033 (slpeel_tree_peel_loop_to_edge): Update declaration.
1034 (set_prologue_iterations): New declaration.
1035 * tree-vect-analyze.c (vect_analyze_loop_form): Update
1036 LOOP_VINFO_NITERS_UNCHANGED.
1037 * tree-vect-transform.c
1038 (vect_estimate_min_profitable_iters): Add new parameter and
1039 code to check if run time cost model test is needed.
1040 Remove code that adds builtin vectorization cost to scalar
1041 outside cost for the run time cost model test. If run time
1042 cost model test is needed add the appropriate guard cost to
1043 the scalar outside cost. The guard cost depends on whether
1044 the guard is generated at versioning or at prolog generation
1045 or at epilog generation. Change cost model equation to include
1046 scalar outside cost.
1047 (conservative_cost_threshold): New. Return the less conservative
1048 profitability threshold between the cost model threshold and the
1049 user defined vectorization threshold.
1050 (vect_do_peeling_for_loop_bound): Call conservative_cost_threshold.
1051 (vect_do_peeling_for_alignment): Same.
1052 (vect_loop_versioning): Same.
1053 (vect_create_cond_for_align_checks): ANDs the cost model condition
1054 with the alignment condition.
1055 (vect_transform_loop): Call loop versioning only when there is a
1056 misalignment or an aliasing problem.
1058 2007-12-06 Jakub Jelinek <jakub@redhat.com>
1061 * tree-ssa-ccp.c (optimize_stdarg_builtin): New function.
1062 (execute_fold_all_builtins): Call it for BUILT_IN_VA_START,
1063 BUILT_IN_VA_COPY and BUILT_IN_VA_END.
1065 * target.h (struct ggc_target): Add expand_builtin_va_start hook.
1066 * target-def.h (TARGET_EXPAND_BUILTIN_VA_START): Define.
1067 (TARGET_INITIALIZER): Add it.
1068 * builtins.c (expand_builtin_va_start): Use
1069 targetm.expand_builtin_va_start hook instead of
1070 EXPAND_BUILTIN_VA_START macro.
1071 * alpha/alpha.c (alpha_va_start): Made static.
1072 (override_options): Clear targetm.expand_builtin_va_start if
1074 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1075 * alpha/unicosmk.h (EXPAND_BUILTIN_VA_START): Remove.
1076 * alpha/alpha.h (EXPAND_BUILTIN_VA_START): Remove.
1077 * alpha/alpha-protos.h (alpha_va_start): Remove prototype.
1078 * xtensa/xtensa.h (EXPAND_BUILTIN_VA_START): Remove.
1079 * xtensa/xtensa.c (TARGET_EXPAND_BUILTIN_VA_START): Define.
1080 (xtensa_va_start): Made static.
1081 * xtensa/xtensa-protos.h (xtensa_va_start): Remove prototype.
1082 * pa/pa-protos.h (hppa_va_start): Remove prototype.
1083 * pa/pa.h (EXPAND_BUILTIN_VA_START): Remove.
1084 * pa/pa.c (hppa_va_start): Made static, add prototype.
1085 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1086 * frv/frv.c (frv_expand_builtin_va_start): Made static, add prototype.
1087 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1088 * frv/frv-protos.h (frv_expand_builtin_va_start): Remove prototype.
1089 * frv/frv.h (EXPAND_BUILTIN_VA_START): Remove.
1090 * i386/i386.c (override_options): Clear
1091 targetm.expand_builtin_va_start if -m32 or 64-bit MS ABI.
1092 (ix86_va_start): Made static.
1093 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1094 * i386/i386.h (EXPAND_BUILTIN_VA_START): Remove.
1095 * i386/i386-protos.h (ix86_va_start, ix86_va_arg): Remove prototypes.
1096 * iq2000/iq2000-protos.h (iq2000_va_start): Remove prototype.
1097 * iq2000/iq2000.h (EXPAND_BUILTIN_VA_START): Remove.
1098 * iq2000/iq2000.c (iq2000_va_start): Made static, add prototype.
1099 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1100 * rs6000/rs6000-protos.h (rs6000_va_start): Remove prototype.
1101 * rs6000/rs6000.c (rs6000_va_start): Made static, add prototype.
1102 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1103 (rs6000_override_options): Clear targetm.expand_builtin_va_start if
1104 DEFAULT_ABI != ABI_V4.
1105 * rs6000/rs6000.h (EXPAND_BUILTIN_VA_START): Remove.
1106 * spu/spu.c (spu_va_start): Made static, add prototype.
1107 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1108 * spu/spu.h (EXPAND_BUILTIN_VA_START): Remove.
1109 * spu/spu-protos.h spu_va_start): Remove prototype.
1110 * stormy16/stormy16.h (EXPAND_BUILTIN_VA_START): Remove.
1111 * stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_start):
1113 * stormy16/stormy16.c (xstormy16_expand_builtin_va_start): Made static.
1114 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1115 * s390/s390-protos.h (s390_va_start): Remove prototype.
1116 * s390/s390.c (s390_va_start): Made static.
1117 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1118 * s390/s390.h (EXPAND_BUILTIN_VA_START): Remove.
1119 * mn10300/mn10300.h (EXPAND_BUILTIN_VA_START): Remove.
1120 * mn10300/mn10300-protos.h (mn10300_va_start): Remove prototype.
1121 * mn10300/mn10300.c (mn10300_va_start): Made static, add prototype.
1122 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1123 * arc/arc.c (arc_va_start): Made static, add prototype.
1124 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1125 * arc/arc.h (EXPAND_BUILTIN_VA_START): Remove.
1126 * arc/arc-protos.h (arc_va_start): Remove prototype.
1127 * mt/mt-protos.h (mt_va_start): Remove prototype.
1128 * sparc/sparc.c (sparc_va_start): Made static, add prototype.
1129 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1130 * sparc/sparc-protos.h (sparc_va_start): Remove prototype.
1131 * sparc/sparc.h (EXPAND_BUILTIN_VA_START): Remove.
1132 * sh/sh.c (sh_va_start): Made static, add prototype.
1133 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1134 * sh/sh-protos.h (sh_va_start): Remove prototype.
1135 * sh/sh.h (EXPAND_BUILTIN_VA_START): Remove.
1136 * mips/mips-protos.h (mips_va_start): Remove prototype.
1137 * mips/mips.h (EXPAND_BUILTIN_VA_START): Remove.
1138 * mips/mips.c (mips_va_start): Made static.
1139 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1141 2007-12-06 Uros Bizjak <ubizjak@gmail.com>
1143 * tree-ssa-loop.c (gate_tree_parallelize_loops): Return true when
1144 "flag_tree_parallelize_loops > 1".
1146 2007-12-06 Zdenek Dvorak <ook@ucw.cz>
1147 Dorit Nuzman <dorit@il.ibm.com>
1148 Jakub Jelinek <jakub@redhat.com>
1150 PR tree-optimization/34005
1151 * tree-gimple.c (is_gimple_formal_tmp_rhs): Add a case for COND_EXPR.
1152 * gimplify.c (gimplify_ctx): Add a new member allow_rhs_cond_expr.
1153 (gimplify_pure_cond_expr): New function.
1154 (generic_expr_could_trap_p): New function.
1155 (gimplify_cond_expr): Call gimplify_pure_cond_expr.
1156 (force_gimple_operand): Initialize new field allow_rhs_cond_expr.
1158 2007-12-06 Andreas Krebbel <krebbel1@de.ibm.com>
1160 * config/s390/s390.c (s390_emit_stack_tie): New function.
1161 (s390_emit_prologue): Emit a stack tie when writing to the
1163 * config/s390/s390.md ("stack_tie"): New insn definition.
1165 2007-12-06 Ben Elliston <bje@au.ibm.com>
1168 * doc/sourcebuild.texi (Miscellaneous Docs): Remove SERVICE item.
1170 2007-12-05 Jakub Jelinek <jakub@redhat.com>
1173 * fold-const.c (fold_binary) <case BIT_IOR_EXPR>: Don't minimize
1174 number of bits set in C1 if a mode mask for some mode can be used
1177 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
1179 * varasm.c (merge_weak, weak_finish, assemble_alias): Commentary typo
1182 2007-12-05 Richard Guenther <rguenther@suse.de>
1184 PR tree-optimization/34138
1185 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1186 Do not forward propagate addresses if that changes volatileness of
1187 the pointed-to type.
1189 2007-12-05 Uros Bizjak <ubizjak@gmail.com>
1192 * config/i386/i386.c (ix86_function_regparm): Also check for fixed
1193 registers when checking that regparm registers are available.
1194 Lower regparm value due to fixed registers usage in addition to
1197 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
1199 * sparseset.c: Include config.h and system.h before sparseset.h.
1200 * sparseset.h: Remove inclusion of system.h.
1202 2007-12-05 Jakub Jelinek <jakub@redhat.com>
1203 Richard Sandiford <rsandifo@nildram.co.uk>
1205 * optabs.c (init_insn_codes): New function.
1206 (new_optab): Delete.
1207 (init_optab, init_optabv): Don't call new_optab.
1208 (init_convert_optab): Don't clear the insn codes.
1209 (init_optabs): Call init_insn_codes.
1211 2007-12-04 Jakub Jelinek <jakub@redhat.com>
1213 * omp-low.c (optimize_omp_library_calls): New function.
1214 (expand_omp_parallel): Call it if optimizing.
1217 * stmt.c (expand_stack_restore): Call expand_normal on var to get
1218 rtx for it instead of assuming it will be a VAR_DECL.
1220 2007-12-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1222 * c-parser (c_parser_statement_after_labels): Move error from here...
1223 (c_parser_label): ... to here. Check that the declaration is not
1224 actually just another label.
1226 2007-12-04 Richard Guenther <rguenther@suse.de>
1230 * tree-ssa-operands.c (get_addr_dereference_operands): If we
1231 fall back to using the SMTs aliases, make sure to add virtual
1232 operands for the SMT itself.
1233 (create_ssa_artificial_load_stmt): Fix typo. Make sure to also
1234 clear the loaded and stored symbols bitmaps.
1236 2007-12-04 Ben Elliston <bje@au.ibm.com>
1238 * config/spu/spu.h (ASM_FORMAT_PRIVATE_NAME): Remove; use default.
1240 2007-12-04 Ben Elliston <bje@au.ibm.com>
1242 * doc/tm.texi (Exception Handling): Mention unwind-dw2-xtensa.c.
1244 2007-12-03 Steven Bosscher <stevenb.gcc@gmail.com>
1247 * doc/invoke.texi: Remove -fforce-addr documentation.
1248 * expr.c (emit_move_insn): Remove use of flag_force_addr.
1249 (expand_expr_real_1): Same.
1250 (do_tablejump): Same.
1251 Call memory_address instead of memory_address_noforce.
1252 * expr.h (memory_address_noforce): Remove prototype.
1253 * explow.c (memory_address): Remove support for flag_force_addr.
1254 (validize_mem): Same.
1255 (memory_address_noforce): Remove.
1256 * common.opt: Add dummy documentation for -fforce-addr.
1257 * combine.c (can_combine_p): Remove -fforce-addr comment.
1258 * config/cris/cris.h (OPTIMIZATION_OPTIONS): Remove set of
1260 * config/m68k/m68k.h (PIC_CASE_VECTOR_ADDRESS): Remove comment
1261 relating to memory_address_noforce.
1262 * testsuite/gcc.c-torture/compile/20050802-1.c: Remove.
1263 * testsuite/gcc.c-torture/compile/20011113-1.c: Remove.
1265 2007-12-03 Jakub Jelinek <jakub@redhat.com>
1267 * omp-low.c (lookup_decl_in_outer_ctx): Allow calling this
1268 with !ctx->is_nested.
1269 (maybe_lookup_decl_in_outer_ctx): Look up in outer contexts
1270 even if !ctx->is_nested.
1271 (lower_copyprivate_clauses, lower_send_clauses,
1272 lower_send_shared_vars): Call lookup_decl_in_outer_ctx
1276 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Optimize
1277 (X << C1) & C2 into (X << C1) & (C2 | ((1 << C1) - 1))
1278 and (X >> C1) & C2 into (X >> C1) & (C2 | ~((type) -1 >> C1)).
1279 (fold_binary) <case LSHIFT_EXPR, case RSHIFT_EXPR>: Optimize
1280 (X & C2) << C1 into (X << C1) & (C2 << C1) and
1281 (X & C2) >> C1 into (X >> C1) & (C2 >> C1) if that allows further
1284 PR tree-optimization/33453
1285 * tree-data-ref.c (split_constant_offset): Use POINTER_PLUS_EXPR
1286 for pointer addition.
1287 * tree-parloops.c (canonicalize_loop_ivs): Likewise.
1288 (separate_decls_in_loop_name): Copy DECL_GIMPLE_REG_P from var to
1291 2007-12-03 Bernd Schmidt <bernd.schmidt@analog.com>
1293 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __FDPIC__ as
1296 2007-12-03 Razya Ladelsky <razya@il.ibm.com>
1298 * doc/invoke.texi (fipa-cp, fipa-matrix-reorg): Add documentation.
1300 2007-12-03 Jakub Jelinek <jakub@redhat.com>
1303 * opts.c (common_handle_option): Handle OPT_ftree_store_copy_prop.
1304 * common.opt (ftree-store-copy-prop): Use the same help text as for
1307 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
1308 Revital Eres <eres@il.ibm.com>
1310 * modulo-sched.c (calculate_must_precede_follow,
1311 try_scheduling_node_in_cycle): New functions.
1312 (sms_schedule_by_order): Call the new functions.
1313 (ps_insn_find_column): Use must_follow and must_precede only if
1315 (ps_insn_advance_column): Likewise.
1317 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
1318 Revital Eres <eres@il.ibm.com>
1320 * modulo-sched.c (get_sched_window): Fix the direction of the
1321 scheduling window and add dump info.
1323 2007-12-02 Samuel Tardieu <sam@rfc1149.net>
1325 * config/sh/sh.md (cmpgeusi_t): Fix condition.
1327 2007-11-30 Jan Hubicka <jh@suse.cz>
1329 * ggc-common.c (dump_ggc_loc_statistics): Reset ggc_force_collect flag.
1331 2007-11-30 Seongbae Park <seongbae.park@gmail.com>
1333 PR rtl-optimization/34171
1334 * cfgrtl.c (update_bb_for_insn_chain): New function,
1335 refactored from update_bb_for_insn.
1336 (update_bb_for_insn): Call update_bb_for_insn.
1337 (rtl_merge_blocks, try_redirect_by_replacing_jump):
1338 Replace a loop with update_bb_for_insn_chain call.
1339 (cfg_layout_merge_blocks): Add a call to
1340 update_bb_for_insn_chain. Replace the for loop
1341 with a call to update_bb_for_insn_chain.
1343 2007-11-30 Ben Elliston <bje@au.ibm.com>
1345 * config/vax/vax.h (ASM_FORMAT_PRIVATE_NAME): Remove. Use default.
1347 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
1349 PR tree-optimization/34244
1350 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
1351 (record_numbers_of_iterations): New function.
1352 (execute_vrp): Cache the numbers of iterations of loops.
1353 * tree-scalar-evolution.c (scev_reset_except_niters): New function.
1354 (scev_reset): Use scev_reset_except_niters.
1355 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
1357 2007-11-29 Jan Hubicka <jh@suse.cz>
1358 Jakub Jelinek <jakub@redhat.com>
1360 PR tree-optimization/33434
1361 * tree-inline.c (setup_one_parameter): If the value passed to
1362 a parameter is never used, don't set it up.
1364 2007-11-29 Jakub Jelinek <jakub@redhat.com>
1367 * config/rs6000/eabi-cn.asm (__DTOR_END__): Make it weak.
1368 * config/rs6000/sol-cn.asm (__DTOR_END__): Likewise.
1370 2007-11-29 Andris Pavenis <andris.pavenis@iki.fi>
1372 * Makefile.in: Use separate vpath lines for each path.
1374 2007-11-29 Ben Elliston <bje@au.ibm.com>
1376 * SERVICE: Update URL.
1378 2007-11-28 Jakub Jelinek <jakub@redhat.com>
1380 PR tree-optimization/34140
1381 * tree-if-conv.c (if_convertible_phi_p): Fail if BB other than
1382 loop->header has virtual phi nodes.
1384 2007-11-28 Richard Sandiford <rsandifo@nildram.co.uk>
1387 * builtins.c (expand_builtin_nonlocal_goto): Also emit a use
1388 of GP register, if valid and fixed.
1391 2007-06-21 David Daney <ddaney@avtrex.com>
1394 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
1395 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
1396 (exception_receiver): Renamed to ...
1397 (nonlocal_goto_receiver): ... this.
1399 2007-11-27 H.J. Lu <hongjiu.lu@intel.com>
1400 Joey Ye <joey.ye@intel.com>
1403 * config/i386/i386.c (function_arg_32): Don't pass aggregate
1404 arguments in ECX/EDX for fastcall.
1406 2007-11-28 Rask Ingemann Lambertsen <rask@sygehus.dk>
1408 * config/i386/linux.h (CRT_GET_RFIB_DATA): Add Intel syntax inline
1410 * config/i386/sco5.h (CRT_GET_RFIB_DATA): Likewise.
1411 * config/i386/sysv4.h (CRT_GET_RFIB_DATA): Likewise.
1413 2007-11-28 Ben Elliston <bje@au.ibm.com>
1415 * config/rs6000/aix64.opt (maix64): Add Negative(maix32).
1416 (maix32): Add Negative(maix64).
1418 2007-11-27 Jakub Jelinek <jakub@redhat.com>
1420 PR tree-optimization/34016
1421 * tree-ssa-loop.c (pass_linear_transform): Add
1422 TODO_update_ssa_only_virtuals to todo_flags_finish.
1424 2007-11-27 Eric B. Weddington <eric.weddington@atmel.com>
1426 * config/avr/avr.c (avr_mcu_types): Add atmega32hvb.
1427 * config/avr/avr.h (LINK_SPEC): Likewise.
1428 (CRT_BINUTILS_SPECS): Likewsie.
1429 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1431 2007-11-27 Jakub Jelinek <jakub@redhat.com>
1434 * config/rs6000/rs6000.c (adjacent_mem_locations): Don't assume
1435 MEM_SIZE is set on all MEMs.
1437 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
1439 * config/s390/s390.opt (mhard-float): Add the option to be
1440 overridden. That was missing in my last patch.
1442 2007-11-27 Richard Guenther <rguenther@suse.de>
1444 PR tree-optimization/34241
1445 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Make sure
1446 to only delete real conversion chains.
1448 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
1450 * config/s390/s390.opt (m31, m64, mesa, mzarch, msoft-float,
1451 mhard-float, mlong-double-64, mlong-double-128): Add the
1452 option to be overridden.
1454 2007-11-27 Richard Guenther <rguenther@suse.de>
1456 * builtins.c (fold_builtin_1): Verify the argument types
1457 of BUILT_IN_ISNORMAL.
1458 (fold_builtin_n): Verify the number of arguments to variadic
1461 2007-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
1463 * config/bfin/elf.h (SUBTARGET_DRIVER_SELF_SPECS): New macro.
1464 * doc/invoke.texi (Blackfin Options): Document the effects.
1466 2007-11-27 Ben Elliston <bje@au.ibm.com>
1468 * config/rs6000/sysv4.opt (m32): Add Negative(m64).
1469 (m64): Add Negative(m32).
1470 * config/rs6000/darwin.opt (m32): Add Negative(m64).
1471 (m64): Add Negative(m32).
1473 2007-11-26 Eric Botcazou <ebotcazou@adacore.com>
1475 * tree-ssa-propagate.c (set_rhs) <GIMPLE_MODIFY_STMT>: Fix typo.
1477 2007-11-26 Michael Meissner <michael.meissner@amd.com>
1480 * config/i386/i386.c (ix86_expand_movmem): If the copy size is a
1481 constant, avoid calling emit_cmp_and_jump_insns. Use counter_mode
1482 to get the mode for loading a pseudo register with a count rather
1483 than duplicating code.
1485 2007-11-25 Eric B. Weddington <eric.weddington@atmel.com>
1487 * config/avr/avr.c (avr_mcu_types): Add atmega1284p.
1488 * config/avr/avr.h (LINK_SPEC): Likewise.
1489 (CRT_BINUTILS_SPECS): Likewsie.
1490 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1492 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1494 * c-common.c (conversion_warning): Use get_unwidened instead of
1497 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1500 * c-parser.c (struct c_parser): New bit in_if_block.
1501 (c_parser_compound_statement_nostart): Handle unexpected 'else'
1503 (c_parser_statement_after_labels): Set in_if_block to false while
1505 (c_parser_if_body): Don't call c_parser_statement_after_labels if
1506 a semicolon is found, just consume it. Don't call
1507 c_parser_statement_after_labels if an open brace is found, call
1508 c_parser_compound_statement instead.
1509 (c_parser_else_body): New.
1510 (c_parser_if_statement): Set in_if_block to true when parsing the
1511 body of the 'if' statement. Use c_parser_else_body.
1513 2007-11-26 Andreas Krebbel <krebbel1@de.ibm.com>
1516 * c-decl.c (store_parm_decls): Pass 'false' for the new
1517 allocate_struct_function parameter.
1518 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
1519 * tree-parloops.c (create_loop_fn): Likewise.
1520 * function.c (push_function_context_to, push_struct_function,
1521 init_function_start): Likewise.
1522 (allocate_struct_function): Add boolean parameter.
1523 * tree.h (allocate_struct_function): Add boolean parameter.
1524 * function.h (struct function): Move returns_struct and
1525 returns_pcc_struct to the end of the structure definiton.
1527 2007-11-26 Uros Bizjak <ubizjak@gmail.com>
1530 * config/i386/i386.md (truncdfsf2): Select SLOT_TEMP stack slot if
1531 virtual registers are already instantiated.
1532 (truncxf<mode>2): Ditto.
1533 (floatsi<mode>2): Ditto.
1534 (floatdisf2): Ditto.
1535 (floatdidf2): Ditto.
1537 2007-11-26 Rask Ingemann Lambertsen <rask@sygehus.dk>
1540 * config/fr30/fr30.c (fr30_move_double): Sanitize mem->reg case. Copy
1541 the address before it is clobbered.
1543 2007-11-26 Nick Clifton <nickc@redhat.com>
1545 * config/mn10300/mn10300.md: (call_internal): Remove mode on
1546 operand 0 in order to match UNPSEC'ed calls generated in PIC mode.
1547 (call_value_internal): Remove mode on operands 0 and 1 in order to
1548 match UNPSEC'ed calls generated in PIC mode.
1549 (GOTaddr2picreg): Use copy_rtx to prevent sharing an rtx between
1552 2007-11-26 Richard Guenther <rguenther@suse.de>
1555 * builtins.c (expand_builtin_pow): Use expand_expr to expand
1556 the result of build_call_expr.
1558 2007-11-26 Steven Bosscher <stevenb.gcc@gmail.com>
1559 Revital Eres <eres@il.ibm.com>
1562 * bb-reorder.c (insert_section_boundary_note): Clear
1563 BLOCK_FOR_INSN in NOTE_INSN_SWITCH_TEXT_SECTIONS.
1565 2007-11-26 Richard Sandiford <rsandifo@nildram.co.uk>
1567 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Add missing comma.
1569 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1571 * dwarf2asm.c (splay_tree_compare_strings): New function.
1572 (dw2_force_const_mem): Use it.
1574 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1576 * tree.c (type_hash_add): Don't violate strict aliasing rules.
1578 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1581 * c-typeck.c (tagged_types_tu_compatible_p): Enable exact
1582 matches between anonymous union fields.
1584 2007-11-26 Alexandre Oliva <aoliva@redhat.com>, Jan Hubicka <jh@suse.cz>
1586 * tree-ssa-live.c (remove_unused_scope_block_p): Drop
1587 declarations and blocks only after inlining. Check that
1588 non-empty blocks are not dropped.
1589 * tree-inline.c (expand_call_inline): Check that functions are
1590 not inlined too late.
1592 2007-11-26 Ben Elliston <bje@au.ibm.com>
1594 * unwind-dw2-fde.c: Fix comment typo.
1595 * unwind-generic.h: Likewise, fix comment typos.
1597 2007-11-25 Richard Sandiford <rsandifo@nildram.co.uk>
1599 * tree-sra.c (scalarize_use): Adjust the vpos argument to
1600 sra_explode_bitfield_assignment in cases where the type is
1601 wider than the bitfield.
1603 2007-11-25 Richard Guenther <rguenther@suse.de>
1605 * tree.h (struct tree_block): Move locus member next to flags.
1606 * c-decl.c (SCOPE_LIST_APPEND): Use BLOCK_CHAIN.
1607 (SCOPE_LIST_CONCAT): Likewise.
1608 (pop_scope): Likewise.
1609 * function.c (instantiate_decls_1): Likewise.
1610 (setjmp_vars_warning): Likewise.
1611 * emit-rtl.c (set_used_decls): Likewise.
1612 * tree-inline.c (add_lexical_block): Likewise.
1614 2007-11-24 Hans-Peter Nilsson <hp@axis.com>
1616 * rtlanal.c (label_is_jump_target_p): Return true for a matching
1618 * reorg.c (fill_slots_from_thread): Correct last change to use
1619 NULL_RTX, not NULL. Outside of REG_NOTES loop, increase and
1620 decrease LABEL_NUSES for JUMP_LABEL (trial), not XEXP (note, 0).
1621 * jump.c (mark_jump_label_1): Add comment for last change
1622 regarding JUMP_LABEL setting.
1623 * gcse.c (add_label_notes): Remove conditional that the label is
1624 mentioned in insn before adding regnote.
1625 * sched-rgn.c (is_cfg_nonregular): Don't return 1 for a
1626 single_set insn only feeding a label to a jump through a
1627 register that dies there.
1629 2007-11-23 Dirk Mueller <dmueller@suse.de>
1630 Richard Guenther <rguenther@suse.de>
1633 * tree-vrp.c (check_array_ref): Move check for valid location..
1634 (check_array_bounds) here. Use EXPR_HAS_LOCATION().
1636 2007-11-23 Hans-Peter Nilsson <hp@axis.com>
1638 * reload.c (find_reloads_address_1) <autoincdec cases>:
1639 Call REG_OK_FOR_CONTEXT with the autoincdec code, not outer_code.
1641 2007-11-23 Richard Guenther <rguenther@suse.de>
1642 Michael Matz <matz@suse.de>
1644 PR tree-optimization/34176
1645 * alloc-pool.h (empty_alloc_pool): Declare.
1646 * alloc-pool.c (empty_alloc_pool): New function.
1647 * tree-ssa-sccvn.c (vn_reference_lookup): Also lookup from the
1648 valid table if a lookup from the optimistic table failed.
1649 (vn_unary_op_lookup): Likewise.
1650 (vn_binary_op_lookup): Likewise.
1651 (vn_phi_lookup): Likewise.
1652 (process_scc): Clear optimistic tables before every iteration.
1654 2007-11-23 Richard Guenther <rguenther@suse.de>
1656 * tree-ssa-copy.c (may_propagate_copy): Remove redundant checks.
1657 (merge_alias_info): Do verification only if checking is
1658 enabled. Merge flow-sensitive alias information in simple cases.
1659 * tree-ssa-operands.c (get_addr_dereference_operands): Also
1660 complain about missing NMTs.
1662 2007-11-23 Jakub Jelinek <jakub@redhat.com>
1665 * c-common.c (conversion_warning): For INTEGER_TYPE to
1666 INTEGER_TYPE conversions call get_narrower on expr to avoid
1667 spurious warnings from binop shortening or when the implicit
1668 conversion can't change the value.
1670 2007-11-22 Joseph Myers <joseph@codesourcery.com>
1673 * c-decl.c (set_array_declarator_inner): Don't give error for
1674 static or type qualifiers in abstract declarator. Remove
1675 abstract_p parameter.
1676 * c-tree.h (set_array_declarator_inner): Update prototype.
1677 * c-parser.c (c_parser_direct_declarator_inner): Update call to
1678 set_array_declarator_inner.
1679 * doc/standards.texi: Update for C99 TC3.
1681 2007-11-22 Hans-Peter Nilsson <hp@bitrange.com>
1683 * config/mmix/mmix.c (mmix_encode_section_info): Remove duplicate
1684 line in my edit of the last change.
1686 2007-11-22 Jakub Jelinek <jakub@redhat.com>
1689 * config/arm/arm.c (arm_init_tls_builtins): Set TREE_NOTHROW
1690 and TREE_READONLY on the fn decl rather than passing a chain
1693 2007-11-22 Kaz Kojima <kkojima@gcc.gnu.org>
1695 * config/sh/sh.md (divsi_inv_m3): Handle zero dividend specially.
1697 2007-11-22 Uros Bizjak <ubizjak@gmail.com>
1699 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Change checking
1700 of ix86_arch and ix86_tune into a switch statement.
1701 (enum processor_type): Default PROCESSOR_I386 to 0.
1702 * config/i386/i386.c (ix86_decompose_address): Use TARGET_K6 instead
1703 of "ix86_tune == PROCESSOR_K6".
1704 (ia32_multipass_dfa_lookahead): Change checking of ix86_tune into
1707 2007-11-22 Tom Tromey <tromey@redhat.com>
1709 * config/mmix/mmix.c (mmix_encode_section_info): Use alloca to
1710 avoid writing into string allocated by ggc_alloc_string.
1712 2007-11-21 Kaz Kojima <kkojima@gcc.gnu.org>
1715 * config/sh/sh.md (binary_sf_op): Remove.
1716 (binary_sf_op0, binary_sf_op1): New define_insn_and_split.
1717 * config/sh/sh.c (sh_expand_binop_v2sf): Use gen_binary_sf_op0
1718 and gen_binary_sf_op1.
1720 2007-11-21 Hans-Peter Nilsson <hp@axis.com>
1722 * regclass.c (init_reg_autoinc): Fix typo preventing test of
1723 secondary output reload when setting forbidden_inc_dec_class.
1725 2007-11-21 Richard Guenther <rguenther@suse.de>
1727 PR tree-optimization/34148
1728 * tree-ssa-structalias.c (create_variable_info_for): Do not use
1729 field-sensitive PTA for single-element structures.
1730 * tree-ssa-alias.c (create_overlap_variables_for): Do not create
1731 SFTs for single-element structures.
1733 2007-11-20 Richard Guenther <rguenther@suse.de>
1736 * gimplify.c (gimplify_switch_expr): Use tree_int_cst_lt instead
1737 of the signed INT_CST_LT.
1738 * stmt.c (expand_case): Likewise.
1739 (estimate_case_costs): Likewise.
1741 2007-11-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
1743 * read-rtl.c (fatal_expected_char): Print EOF as text rather that
1744 its binary representation.
1746 2007-11-20 Richard Guenther <rguenther@suse.de>
1748 * tree-ssa-operands.c (add_virtual_operand): Consistently prune
1751 2007-11-20 Thiemo Seufer <ths@mips.com>
1753 * config/mips/mips.c (mips_file_start): Add support for
1754 flagging 32-bit code with -mfp64 floating-point.
1756 2007-11-20 Jakub Jelinek <jakub@redhat.com>
1759 * c-gimplify.c (optimize_compound_literals_in_ctor): New function.
1760 (c_gimplify_expr): Use it.
1762 2007-11-20 Ben Elliston <bje@au.ibm.com>
1764 * config/spu/spu_mfcio.h: Fix typo.
1766 2007-11-20 Ben Elliston <bje@au.ibm.com>
1768 * unwind.inc: Comment that unwind-sjlj.c includes this file.
1770 2007-11-20 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1771 Ben Elliston <bje@au.ibm.com>
1773 * config/spu/mfc_tag_release.c: New file.
1774 * config/spu/mfc_multi_tag_release.c: Likewise.
1775 * config/spu/mfc_multi_tag_reserve.c: Likewise.
1776 * config/spu/mfc_tag_release.c: Likewise.
1777 * config/spu/mfc_tag_reserve.c: Likewise.
1778 * config/spu/mfc_tag_table.c: Likewise.
1779 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Compile them.
1780 (TARGET_LIBGCC2_CFLAGS): Define __IN_LIBGCC2.
1781 * config/spu/spu_mfcio.h: Avoid <stdint.h>.
1782 (uint64_t): Typedef if __IN_LIBGCC2 is defined.
1783 (MFC_TAG_INVALID, MFC_TAG_VALID): New macros.
1784 (mfc_tag_reserve, mfc_tag_release, mfc_multi_tag_reserve,
1785 mfc_multi_tag_release): Likewise.
1786 (__mfc_tag_reserve, __mfc_tag_release, __mfc_multi_tag_reserve,
1787 __mfc_multi_tag_release): Declare.
1789 2007-11-19 Jason Merrill <jason@redhat.com>
1791 PR debug/28834, debug/29436, c/32326
1792 * tree.c (build_type_attribute_qual_variant): Refuse to make
1793 a distinct copy of a struct/enum type. Use build_distinct_type_copy.
1794 * doc/extend.texi (Type Attributes): Don't encourage people to add
1795 attributes to struct/enum types in a typedef. Fix
1796 transparent_union example.
1798 * tree-inline.c (remap_type_1): Remove code that's redundant with
1800 (build_duplicate_type): Set id.copy_decl.
1801 * c-common.c (handle_transparent_union_attribute): Simplify logic.
1803 2007-11-19 Peter Bergner <bergner@vnet.ibm.com>
1805 * config/rs6000/rs6000.c (invalid_e500_subreg,
1806 rs6000_legitimate_offset_address_p, legitimate_lo_sum_address_p,
1807 rs6000_legitimize_address, rs6000_legitimize_reload_address,
1808 rs6000_legitimate_address, function_arg_advance,
1809 spe_build_register_parallel, rs6000_spe_function_arg,
1810 rs6000_split_multireg_move, spe_func_has_64bit_regs_p,
1811 emit_frame_save, gen_frame_mem_offset, rs6000_function_value,
1812 rs6000_libcall_value, rs6000_dwarf_register_span): Handle DDmode and
1813 TDmode similarly to DFmode and TFmode.
1814 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
1815 DATA_ALIGNMENT, CLASS_MAX_NREGS, CANNOT_CHANGE_MODE_CLASS): Likewise.
1817 2007-11-19 Eric Botcazou <ebotcazou@adacore.com>
1819 * stor-layout.c (lang_adjust_rli): Delete.
1820 (set_lang_adjust_rli): Likewise.
1821 (layout_type): Do not call lang_adjust_rli hook.
1822 * tree.h (set_lang_adjust_rli): Delete.
1824 2007-11-19 Bernd Schmidt <bernd.schmidt@analog.com>
1826 * config/bfin/bfin.c (must_save_p): New function, mostly broken out of
1827 n_dregs_to_save and n_pregs_to_save.
1828 (n_pregs_to_save, n_dregs_to_save): Use it. New argument CONSECUTIVE;
1829 all callers changed.
1830 (expand_prologue_reg_save, expand_epilogue_reg_restore): Enhance to be
1831 able to save single D/P registers that aren't saved by the push/pop
1834 2007-11-19 Richard Guenther <rguenther@suse.de>
1836 PR tree-optimization/34099
1837 * tree-ssa-ccp.c (likely_value): Exclude all but PLUS_EXPR,
1838 MINUS_EXPR and POINTER_PLUS_EXPR from handling as UNDEFINED
1839 if only one operand is undefined.
1841 2007-11-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1843 PR tree-optimization/34036
1844 * opts.c (set_fast_math_flags): Do not set flags in common
1845 with set_unsafe_math_optimizations_flags, invoke it directly.
1846 (set_unsafe_math_optimizations_flags): Unset flag_trapping_math
1847 and flag_signed_zeros.
1848 * toplev.c (process_options): Force flag_associative_math to 0 and
1849 warn, if it is set and either flag_trapping_math or flag_signed_zeros
1851 * doc/invoke.texi (Optimize Options): Document the new behavior
1852 of -funsafe-math-optimizations, that -fassociative-math requires
1853 both -fno-signed-zeros and -fno-trapping-math and make it clear
1854 that -fno-trapping-math requires -fno-signaling-nans. Refactor
1855 documentation of -ffast-math.
1857 2007-11-18 Jakub Jelinek <jakub@redhat.com>
1859 PR rtl-optimization/34132
1860 * gcse.c (try_replace_reg): Avoid rtx sharing between REG_EQUAL note
1864 * optabs.h (optab_table): Change type to struct optab from optab.
1865 (convert_optab_table): Similarly.
1866 Adjust all _optab macros to expand to addresses of optab_table
1867 resp. convert_optab_table elements rather than the values of the
1869 * optabs.c (optab_table): Change typype to struct optab from optab.
1870 If compiled by recent GCC, initialize all the insn_code fields in
1871 the array using designated range initializers.
1872 (convert_optab_table): Similarly.
1873 (convert_optab_libfunc, optab_libfunc, set_optab_libfunc,
1874 set_conv_libfunc): Into libfunc_entry's optab field store index within
1875 optab_table resp. convert_optab_table array instead of difference
1876 between two separately malloced addresses.
1877 (new_optab): Add op argument, don't return anything. Initialize
1878 just the insn_code field in handlers array and only when needed.
1879 (init_optab, init_optabv): Add op argument, don't return anything.
1880 Adjust new_optab caller.
1881 (new_convert_optab): Removed.
1882 (init_convert_optab): Add op argument, don't return anything, don't
1883 call new_convert_optab. If needed, initialize insn_code field in
1885 (init_optabs): Adjust init_optab, init_optabv and init_convert_optab
1887 (debug_optab_libfuncs): Adjust uses of optab_table and
1888 convert_optab_table arrays.
1890 2007-11-18 Richard Guenther <rguenther@suse.de>
1892 PR tree-optimization/34127
1893 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1894 Make code match up the comments, require compatibility of the
1897 2007-11-17 Richard Guenther <rguenther@suse.de>
1900 * fold-const.c (extract_muldiv_1): Do not move negative
1901 constants inside ABS_EXPR.
1903 2007-11-16 Ian Lance Taylor <iant@google.com>
1905 * collect2.c (dump_file): If a demangled symbol is followed by a
1906 space, make sure we output at least one space.
1908 2007-11-16 Richard Guenther <rguenther@suse.de>
1911 * fold-const.c (fold_binary): Use correct types for folding
1912 1 << X & Y to Y >> X & 1.
1914 2007-11-16 Richard Guenther <rguenther@suse.de>
1916 PR tree-optimization/33870
1917 * tree.h (struct tree_memory_tag): Add base_for_components flag.
1918 (struct tree_struct_field_tag): Remove nesting_level field.
1919 (SFT_NESTING_LEVEL): Remove.
1920 (SFT_BASE_FOR_COMPONENTS_P): Add.
1921 * tree-flow.h (struct fieldoff): Remove nesting_level field. Add
1922 base_for_components flag.
1923 (push_fields_onto_fieldstack): Remove nesting_level parameter.
1924 * tree-ssa-alias.c (create_sft): Likewise. Add base_for_components
1926 (create_overlap_variables_for): Deal with it.
1927 * tree-dfa.c (dump_subvars_for): Likewise.
1928 (dump_variable): Likewise.
1929 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Likewise.
1930 Set base_for_components for first elements of sub-structures.
1931 (create_variable_info_for): Handle base_for_components.
1932 (set_uids_in_ptset): Always set SFT_UNPARTITIONABLE_P for
1933 pointed-to SFTs if SFT_BASE_FOR_COMPONENTS_P is set.
1934 * tree-ssa-operands.c (ref_nesting_level): Remove.
1935 (add_vars_for_offset): Remove full_ref parameter, always add
1936 the offset of the pointed-to SFT.
1937 (add_virtual_operand): Adjust for changed signature of
1938 add_vars_for_offset.
1940 2007-11-16 Sa Liu <saliu@de.ibm.com>
1942 * config/spu/spu.md (floatunssidf2, floatunsdidf2): Inlined
1943 floatunssidf2 and floatunsdidf2.
1945 2007-11-16 Richard Guenther <rguenther@suse.de>
1947 PR tree-optimization/34113
1948 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1949 Use correct conversion direction for checking type compatibility.
1951 2007-11-16 Richard Guenther <rguenther@suse.de>
1953 PR tree-optimization/34099
1954 * tree-ssa-ccp.c (likely_value): Use a whitelist for operators
1955 that produce UNDEFINED result if at least one of its operands
1956 is UNDEFINED. By default the result is only UNDEFINED if all
1957 operands are UNDEFINED.
1959 2007-11-16 Jakub Jelinek <jakub@redhat.com>
1962 * gcc.c (init_spec): Don't initialize asm_debug here...
1963 (main): ... but here.
1965 2007-11-07 Tom Tromey <tromey@redhat.com>
1967 * tree-ssa-structalias.c (ipa_pta_execute): Rename 'cfun' to 'func'.
1968 * tree-parloops.c (create_loop_fn): Use set_cfun.
1969 * gengtype.c (open_base_files): Emit #undef cfun.
1970 * ipa-struct-reorg.c (do_reorg_1): Use set_cfun.
1971 * function.h (cfun): New define.
1972 * function.c: Undefine cfun.
1974 2007-11-07 Eric B. Weddington <eweddington@cso.atmel.com>
1976 * config/avr/avr.c (avr_mcu_types): Add attiny88.
1977 * config/avr/avr.h (LINK_SPEC): Likewise.
1978 (CRT_BINUTILS_SPECS): Likewsie.
1979 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1981 2007-11-15 Jakub Jelinek <jakub@redhat.com>
1984 * tree-ssa-ccp.c (optimize_stack_restore): New function.
1985 (execute_fold_all_builtins): Call optimize_stack_restore for
1986 BUILT_IN_STACK_RESTORE.
1988 2007-11-15 Paolo Bonzini <bonzini@gnu.org>
1990 * fwprop.c (try_fwprop_subst): Skip profitability check for forward
1991 propagation into an address; that's done in should_replace_address.
1993 2007-11-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1995 * config/spu/spu-protos.h (legitimate_const): Remove prototype.
1996 * config/spu/spu.c (legitimate_const): Remove.
1997 (classify_immediate): Inline call to legitimate_const.
1998 (spu_legitimate_address): Likewise. Allow SYMBOL_REF + CONST_INT
1999 for any constant, not just -512 .. 511.
2001 2007-11-15 Sa Liu <saliu@de.ibm.com>
2003 * config/spu/spu.c (spu_emit_branch_or_set): Remove PROCESSOR_CELL
2004 condition from HONOR_NANS test.
2005 * config/spu/spu.md (ceq_df): Always generate comparison code
2006 inline, including checks for NaNs and infinities.
2008 (cgt_v2df): Likewise.
2009 (cmpdf): Make this expander unconditional.
2011 2007-11-15 Richard Guenther <rguenther@suse.de>
2013 * tree-ssa-alias.c (create_overlap_variables_for): Make sure
2014 to only create SFTs if we also create variable infos for PTA.
2015 * tree-ssa-structalias.c (set_uids_in_ptset): Add all overlapping SFTs.
2017 2007-11-15 Richard Guenther <rguenther@suse.de>
2019 * tree-ssa-structalias.c (set_uids_in_ptset): Use the pointed-to
2020 type for TBAA pruning.
2021 (find_what_p_points_to): Call set_uids_in_ptset with the original
2022 pointer, not the decl of the solution we collapsed to.
2024 2007-11-14 David Daney <ddaney@avtrex.com>
2026 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use CFA
2029 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
2032 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Forbid mode changes
2033 for registers in BR_REGS class.
2035 2007-11-14 Jakub Jelinek <jakub@redhat.com>
2038 * tree-ssa.c (delete_tree_ssa): Don't call fini_ssa_operands if
2039 init_ssa_operands has not been called for cfun.
2041 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
2043 PR tree-optimization/34046
2044 * cfg.c (update_bb_profile_for_threading): Avoid the division for the
2045 scaling if the old probability is greater than the new base.
2047 2007-11-14 Sebastian Pop <sebastian.pop@amd.com>
2049 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Remove
2050 unused edges after loop duplication.
2052 2007-11-14 Uros Bizjak <ubizjak@gmail.com>
2054 * config/i386/i386.h (TARGET_CPU_DEFAULT_*): Substitute with ...
2055 (enum target_cpu_default): ... this enum.
2056 (TARGET_CPU_DEFAULT_NAMES): Remove macro. Move initializer to ...
2057 * config/i386/i386.c (override_options): ... here.
2058 * config/i386/i386-interix.h (TARGET_CPU_DEFAULT): Use
2059 TARGET_CPU_DEFAULT_i486.
2061 2007-11-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
2063 * global.c (rest_of_handle_global_alloc): Fix comment typos.
2064 * config/sh/sh.c (sh_rtx_costs): Likewise.
2065 * ChangeLog: Likewise.
2067 2007-11-13 Sebastian Pop <sebastian.pop@amd.com>
2069 * tree-chrec.h (build_polynomial_chrec): RHS of a chrec
2070 should not be of pointer type.
2072 2007-11-13 Michael Meissner <michael.meissner@amd.com>
2074 * config/i386/i386.c (ix86_sse5_valid_op_p): Put type on separate line.
2076 2007-11-13 Sterling Augustine <sterling@tensilica.com>
2077 Bob Wilson <bob.wilson@acm.org>
2079 * config/xtensa/unwind-dw2-xtensa.c: New.
2080 * config/xtensa/unwind-dw2-xtensa.h: New.
2081 * config/xtensa/xtensa.h (MUST_USE_SJLJ_EXCEPTIONS): Remove.
2082 (DWARF2_UNWIND_INFO): Remove.
2083 (DWARF_FRAME_REGISTERS): Define.
2084 (EH_RETURN_DATA_REGNO): Define.
2085 * config/xtensa/xtensa.md (UNSPECV_EH_RETURN): Define.
2087 * config/xtensa/t-xtensa (LIB2ADDEH): Define.
2089 2007-11-13 Jakub Jelinek <jakub@redhat.com>
2091 * doc/invoke.texi: Fix description of -fsched-stalled-insns=0,
2092 -fsched-stalled-insns.
2094 PR tree-optimization/34063
2095 * tree-chrec.c (chrec_evaluate): Put CHREC_LEFT based argument
2096 as first chrec_fold_plus operand rather than second.
2098 2007-11-13 Diego Novillo <dnovillo@google.com>
2100 PR tree-optimization/33870
2101 * tree.h (strcut tree_memory_tag): Add field unpartitionable.
2102 Remove field in_nested_struct.
2103 (struct tree_struct_field_tag): Add field nesting_level.
2104 (sft_in_nested_struct): Remove.
2105 (sft_nesting_level): Define.
2106 (sft_unpartitionable_p): Define.
2107 * tree-ssa-alias.c (mem_sym_score): If mp->var is not
2108 partitionable, return long_max.
2109 (compute_memory_partitions): Do not partition sfts marked
2111 (create_sft): Add argument nesting_level. Set
2112 sft_nesting_level with it. Update all users.
2113 (create_overlap_variables_for): Show nesting level.
2114 * tree-dfa.c (dump_subvars_for): Likewise.
2115 (dump_variable): Likewise. Show whether the sft is
2116 partitionable or not.
2117 * tree-flow.h (struct fieldoff): Remove field in_nested_struct.
2118 Add field nesting_level.
2119 * tree-ssa-structalias.c (struct variable_info): Remove
2120 field in_nested_struct.
2121 (push_fields_onto_fieldstack): Add argument nesting_level.
2122 Update all users. Update documentation. Update pair->nesting_level
2123 with nesting_level. Make recursive calls with nesting_level + 1.
2124 (set_uids_in_ptset): If an sft is added to the points-to set,
2125 mark it as unpartitionable.
2126 * tree-ssa-operands.c (ref_nesting_level): New.
2127 (add_vars_for_offset): Call it. Add argument full_ref. Update
2128 callers. If var is inside a nested structure and the nesting level
2129 of full_ref is lower than the nesting level of var,
2130 adjust offset by the offset of var.
2132 2007-11-13 Victor Kaplansky <victork@il.ibm.com>
2134 PR tree-optimization/32582
2135 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-tree-vectorize
2137 2007-11-12 Danny Smith <dannysmith@users.sourceforge.net>
2139 * doc/extend.texi (dllimport): Document that pointers to dllimport'd
2140 functions can be used as constant.
2142 2007-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2144 PR rtl-optimization/34035
2145 * cse.c (cse_cfg_altered): New global variable.
2146 (cse_jumps_altered): Make boolean.
2147 (recorded_label_ref): Likewise.
2148 (cse_insn): Adjust for above changes.
2149 (cse_extended_basic_block): Likewise. Set cse_cfg_altered
2150 if dead edges have been purged.
2151 (cse_main): Change return value specification and adjust code.
2152 (rest_of_handle_cse): Adjust for above change.
2153 (rest_of_handle_cse2): Likewise.
2154 * gcse.c (rest_of_handle_gcse): Likewise.
2156 2007-11-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2157 Michael Meissner <michael.meissner@amd.com>
2159 * config/i386/i386.md (sse5_setcc<mode>): Use <ssemodefsuffix> to
2160 get the appropriate suffix for the coms* instruction.
2161 (sse5_pcmov_<mode>): Restrict operands of pcmov
2162 for scalar case to be only xmm registers and not memory.
2164 * config/i386/sse.md (sse5_pcmov_<mode>): Correct the operand
2165 constraints to follow the mnemonics for the pcmov instruction
2167 2007-11-12 Richard Sandiford <rsandifo@nildram.co.uk>
2170 * config/mips/mips.c (mips_return_fpr_single): New function.
2171 (mips_function_value): Use it when returning single-field
2173 (mips_expand_call): Handle the PARALLELs created by
2174 mips_return_fpr_single.
2176 2007-11-12 Richard Guenther <rguenther@suse.de>
2179 * fold-const.c (fold_binary): If testing for non-negative
2180 operands with tree_expr_nonnegative_warnv_p make sure to
2181 use op0 which has all (sign) conversions retained.
2183 2007-11-12 Richard Guenther <rguenther@suse.de>
2186 * fold-const.c (fold_binary): Fold n - (n / m) * m to n % m.
2187 (fold_binary): Fold unsinged FLOOR_DIV_EXPR to TRUNC_DIV_EXPR.
2189 2007-11-12 Ira Rosen <irar@il.ibm.com>
2191 PR tree-optimization/33953
2192 * tree-vect-transform.c (vectorizable_operation): In case of SLP,
2193 allocate vec_oprnds1 according to the number of created vector
2194 statements. In case of shift with scalar argument, store scalar
2195 operand for every vector statement to be created for the SLP node.
2198 2007-11-10 Steven Bosscher <stevenb.gcc@gmail.com>
2200 * gcse.c (CUID_INSN): Remove.
2202 (alloc_gcse_mem): Don't allocate cuid_insn.
2203 (free_gcse_mem): Don't free cuid_insn.
2205 2007-11-10 Jakub Jelinek <jakub@redhat.com>
2208 * gimplify.c (goa_lhs_expr_p): Inside INDIRECT_REF handle unshared
2212 * tree-inline.h (copy_body_data): Add regimplify field.
2213 * tree-inline.c (copy_body_r): Set id->regimplify to true
2214 if an TREE_INVARIANT ADDR_EXPR is no longer invariant after
2216 (copy_bb): Clear id->regimplify before walk_tree, if it is
2217 set afterwards, regimplify the whole statement.
2219 PR tree-optimization/33680
2220 * tree-data-ref.c (split_constant_offset) <case ADDR_EXPR>: Punt
2221 if the added cast involves variable length types.
2223 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
2224 Maxim Kuvyrkov <maxim@codesourcery.com>
2226 * sched-deps.c (sched_analyze_insn): Use MOVE_BARRIER
2227 instead of TRUE_BARRIER for jumps. Add register dependencies
2228 even when reg_pending_barrier is set.
2230 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
2232 * haifa-sched.c (haifa_classify_insn): Rename to ...
2233 (haifa_classify_rtx): ... this. Improve handling of COND_EXECs,
2234 handle PARALLELs by recursing. Use it ...
2235 (haifa_classify_insn): ... here. Reimplement.
2237 2007-11-09 Richard Guenther <rguenther@suse.de>
2239 * bitmap.h (bitmap_single_bit_set_p): Declare.
2240 * bitmap.c (bitmap_single_bit_set_p): New function.
2241 * tree-ssa-alias.c (add_may_alias_for_new_tag): Use it.
2242 (maybe_create_global_var): Use bitmap_empty_p.
2244 2007-11-09 Paolo Bonzini <bonzini@gnu.org>
2245 Jakub Jelinek <jakub@redhat.com>
2247 PR rtl-optimization/34012
2248 * fwprop.c (try_fwprop_subst): Do not replace if the new
2249 SET_SRC has a higher cost than the old one.
2251 2007-11-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2253 PR rtl-optimization/33732
2254 * reload.c (push_reload): Check that the REG_DEAD note was referring
2255 to a hardreg or to a pseudo that has been assigned exactly one hardreg
2256 before considering it in order to select the reload register.
2257 (combine_reloads): Likewise.
2258 (find_dummy_reload): Likewise.
2260 2007-11-09 Richard Guenther <rguenther@suse.de>
2262 * tree-flow.h (struct ptr_info_def): Make escape_mask a ENUM_BITFIELD.
2263 (struct ptr_info_def): Likewise.
2264 (enum escape_type): Also use bit zero.
2266 2007-11-09 Richard Guenther <rguenther@suse.de>
2268 PR tree-optimization/33604
2269 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2270 Disregard changes in CV qualifiers of pointed to types for
2271 forward propagating ADDR_EXPRs.
2272 * tree-ssa-ccp.c (fold_stmt_r): Preserve volatileness of the original
2275 2007-11-09 Richard Sandiford <rsandifo@nildram.co.uk>
2277 * dse.c (find_shift_sequence): Always choose an integer mode for
2279 (replace_read): Require both the read and store mode to be
2280 integer ones. Remove a then-redundant FLOAT_P check.
2282 2007-11-08 Richard Guenther <rguenther@suse.de>
2284 * tree-dfa.c (remove_referenced_var): If removing a
2285 variable which has subvars, also remove those from
2286 the referenced vars. Do not create a variable annotation.
2288 2007-11-08 Bob Wilson <bob.wilson@acm.org>
2290 * config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
2291 argument for gen_entry calls.
2292 * config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
2293 (entry): Use the new attribute value. Remove unused first operand.
2295 2007-11-08 Tom Tromey <tromey@redhat.com>
2297 * c-parser.c (c_parser_translation_unit): Use location in error.
2298 (c_parser_external_declaration): Likewise.
2299 (c_parser_declaration_or_fndef): Likewise.
2300 (c_parser_enum_specifier): Likewise.
2301 (c_parser_struct_or_union_specifier): Likewise.
2302 (c_parser_struct_declaration): Likewise.
2303 (c_parser_typeof_specifier): Likewise.
2304 (c_parser_parms_list_declarator): Likewise.
2305 (c_parser_asm_string_literal): Likewise.
2306 (c_parser_braced_init): Likewise.
2307 (c_parser_initelt): Likewise.
2308 (c_parser_compound_statement_nostart): Likewise.
2309 (c_parser_statement_after_labels): Likewise.
2310 (c_parser_do_statement): Likewise.
2311 (c_parser_asm_statement): Likewise.
2312 (c_parser_conditional_expression): Likewise.
2313 (c_parser_unary_expression): Likewise.
2314 (c_parser_sizeof_expression): Likewise.
2315 (c_parser_postfix_expression): Likewise.
2316 (c_parser_postfix_expression_after_paren_type): Likewise.
2317 (c_parser_objc_class_instance_variables): Likewise.
2318 (c_parser_objc_method_definition): Likewise.
2319 (c_parser_objc_methodprotolist): Likewise.
2320 (c_parser_pragma): Likewise.
2321 (c_parser_omp_clause_num_threads): Likewise.
2322 (c_parser_omp_clause_schedule): Likewise.
2323 (c_parser_omp_all_clauses): Likewise.
2324 (c_parser_omp_sections_scope): Likewise.
2325 (c_parser_label): Use location of label, not colon.
2327 2007-11-08 Danny Smith <dannysmith@users.sourceforge.net>
2330 * config/i386/cygming.h (BIGGEST_FIELD_ALIGNMENT): Define only if
2333 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2336 * ipa-pure-const.c (static_execute): Added code to keep recursive
2337 functions from being marked as pure or const.
2338 * ipa-utils.c (searchc): Fixed comment.
2340 2007-11-08 Tom Tromey <tromey@redhat.com>
2342 * common.opt (fshow-column): Default to 0.
2343 * configure: Rebuilt.
2344 * configure.ac (--enable-mapped-location): Default to 'yes'.
2346 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2348 * common.opt: Add pointer to doc/options.texi.
2349 * doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
2350 -fipa-reference): Add or correct doc. Sorted options list for -Os
2353 2007-11-07 Bernhard Fischer <aldot@gcc.gnu.org>
2356 * config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
2357 * config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on
2358 TARGET_BIG_ENDIAN_DEFAULT. Use for MULTILIB_DEFAULTS.
2359 (TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
2360 (LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
2361 * config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according
2362 to TARGET_BIG_ENDIAN_DEFAULT.
2363 (SUBTARGET_EXTRA_LINK_SPEC): Likewise.
2364 * config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according
2365 to TARGET_BIG_ENDIAN_DEFAULT.
2367 2007-11-07 Diego Novillo <dnovillo@google.com>
2369 * tree.h (struct tree_struct_field_tag): Move field
2370 in_nested_struct ...
2371 (struct tree_memory_tag): ... here.
2373 2007-11-07 Diego Novillo <dnovillo@google.com>
2376 * tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
2377 (SFT_IN_NESTED_STRUCT): Define.
2378 * tree-dfa.c (dump_subvars_for): Show offset of each sub-var.
2379 * tree-flow.h (struct fieldoff): Add field in_nested_struct.
2380 * tree-ssa-structalias.c (struct variable_info): Likewise.
2381 (push_fields_onto_fieldstack): If OFFSET is positive,
2382 set in_nested_struct.
2383 (create_variable_info_for): Copy setting of
2384 in_nested_struct from the field offset object.
2385 (set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
2386 variable info object.
2387 * tree-ssa-operands.c (add_vars_for_offset): If VAR
2388 belongs to a nested structure, adjust OFFSET by SFT_OFFSET(VAR).
2390 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2392 PR rtl-optimization/33737
2393 * cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
2394 target block after computing the probabilities of outgoing edges.
2395 Cap the frequency to BB_FREQ_MAX.
2396 * tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
2397 frequency of the basic block if it has been reused.
2399 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2401 PR rtl-optimization/33822
2402 * rtl.h (REG_OFFSET): Fix comment.
2403 * var-tracking.c (INT_MEM_OFFSET): New macro.
2404 (var_mem_set): Use it.
2405 (var_mem_delete_and_set): Likewise.
2406 (var_mem_delete): Likewise.
2407 (same_variable_part_p): Likewise.
2408 (vt_get_decl_and_offset): Likewise.
2409 (offset_valid_for_tracked_p): New predicate.
2410 (count_uses): Do not track locations with invalid offsets.
2411 (add_uses): Likewise.
2412 (add_stores): Likewise.
2414 2007-11-07 Tom Tromey <tromey@redhat.com>
2416 * Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
2417 (BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).
2419 2007-11-07 Dmitry Zhurikhin <zhur@ispras.ru>
2420 Andrey Belevantsev <abel@ispras.ru>
2422 * modulo-sched.c (sms_order_nodes, permute_partial_schedule,
2423 generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
2424 (calculate_order_params, sms_order_nodes): New parameter pmax_asap.
2425 Save calculated max_asap in it.
2426 (sms_schedule): Calculate maxii using max_asap.
2428 2007-11-07 Andreas Krebbel <krebbel1@de.ibm.com>
2430 * doc/invoke.texi: Replace rs6000 dfp switches -mdfp/-mno-dfp
2431 with -mhard-dfp/-mno-hard-dfp.
2433 2007-11-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2434 Jakub Jelinek <jakub@redhat.com>
2437 * haifa-sched.c (check_sched_flags): Remove.
2438 (sched_init): Don't call it.
2440 2007-11-06 Diego Novillo <dnovillo@google.com>
2442 * tree-flow.h (struct fieldoff): Reformat comment. Document fields.
2443 * tree-ssa-operands.c: Tidy top-level comments.
2444 (add_vop): Likewise.
2445 (add_vars_for_offset): Tidy parameter formatting..
2446 (get_addr_dereference_operands): Likewise.
2447 (get_indirect_ref_operands): Likewise.
2448 (get_expr_operands) <OMP_ATOMIC_LOAD>: Reformat.
2449 <OMP_ATOMIC_STORE>: Likewise.
2451 2007-11-06 Rask Ingemann Lambertsen <rask@sygehus.dk>
2454 * config/i386/driver-i386.c: Test for __GNUC__ instead of
2455 GCC_VERSION which is always defined.
2457 2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2460 * reload1.c (find_reloads): Also check in_reg when handling a
2461 simple move with an input reload and a destination of a hard register.
2463 2007-11-06 Maxim Kuvyrkov <maxim@codesourcery.com>
2465 * config/m68k/m68k.c (sched-int.h, insn-codes.h): New includes.
2466 (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
2467 TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_FINISH_GLOBAL,
2468 TARGET_SCHED_INIT, TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
2469 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Redefine.
2470 (m68k_sched_attr_type2): New function.
2471 (sched_adjust_cost_state): New static variable.
2472 (m68k_sched_adjust_cost): New static function implementing
2474 (sched_ib_size, sched_ib_filled, sched_ib_insn, sched_mem_unit_code):
2475 New static variables.
2476 (m68k_sched_variable_issue): New static function implementing
2478 (sched_dump_class_def, sched_dump_class_func_t): New typedefs.
2479 (sched_dump_split_class): New static function.
2480 (sched_dump_dfa_guess_unit_code, sched_dump_dfa_state): New static
2482 (sched_dump_dfa_class, m68k_sched_dump): New static function.
2483 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2484 m68k_sched_md_init, m68k_sched_dfa_pre_advance_cycle,
2485 m68k_sched_dfa_post_advance_cycle): New static functions implementing
2488 * config/m68k/m68k.h (m68k_sched_attr_type2): Declare.
2489 (CPU_UNITS_QUERY): Define.
2491 * config/m68k/cf.md: New file.
2492 * config/m68k/m68.md (cf.md): New include.
2494 2007-11-06 Tom Tromey <tromey@redhat.com>
2498 * function.c (saved_in_system_header): New global.
2499 (push_cfun): Save in_system_header.
2500 (pop_cfun): Restore in_system_header.
2501 (push_struct_function): Save in_system_header.
2503 2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
2507 * c-common.c (c_build_qualified_type): Moved to c-typeck.c.
2508 (complete_array_type): Set canonical type appropriately.
2509 * c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
2510 C and C++ front ends now have different versions of this function,
2511 because the C++ version needs to maintain canonical types here.
2513 2007-11-04 Razya Ladelsky <razya@il.ibm.com>
2515 * tree-parloops.c (reduction_info): Remove reduction_init field.
2516 (initialize_reductions): Remove creation of the reduction_init variable.
2517 (struct data_arg): Remove.
2518 (add_field_for_reduction, create_stores_for_reduction): New functions.
2519 (add_field_for_name): Remove reduction handling.
2520 (separate_decls_in_loop): Call add_field_for_reduction,
2521 create_stores_for_reduction.
2523 2007-11-06 Jakub Jelinek <jakub@redhat.com>
2525 PR tree-optimization/33458
2526 * tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
2527 !is_gimple_val PHI argument, gimplify it and insert it on edge.
2529 PR tree-optimization/33993
2530 * tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
2531 rather than build_constructor_from_list if all list values are
2533 (get_initial_def_for_induction): Use build_vector instead of
2534 build_constructor_from_list.
2536 2007-11-05 Mark Mitchell <mark@codesourcery.com>
2539 * tree.h (DECL_INIT_PRIORITY): Do not require DECL_HAS_INIT_PRIORITY_P.
2540 (DECL_FINI_PRIORITY): Likewise.
2541 * tree.c (decl_init_priority_lookup): Remove assert.
2542 (decl_fini_priority_insert): Likewise.
2543 * cgraphunit.c (static_ctors): Make it a VEC.
2544 (static_dtors): Likewise.
2545 (record_cdtor_fn): Adjust accordingly.
2546 (build_cdtor): Generate multiple functions for each initialization
2548 (compare_ctor): New function.
2549 (compare_dtor): Likewise.
2550 (cgraph_build_cdtor_fns): Sort the functions by priority before
2551 calling build_cdtor.
2552 (cgraph_build_static_cdtor): Put the priority in the function's name.
2554 2007-11-05 H.J. Lu <hongjiu.lu@intel.com>
2557 * common.opt: Add shared and pie.
2559 2007-11-05 Bob Wilson <bob.wilson@acm.org>
2561 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Do not
2562 replace references to virtual_stack_vars_rtx in goto_handler.
2564 2007-11-05 Paul Brook <paul@codesourcery.com>
2566 * config.gcc (arm*-*-*): Set c_target_objs and cxx_target_objs.
2567 * config/arm/arm.c (arm_lang_output_object_attributes_hook): New.
2568 (arm_file_start): Don't set Tag_ABI_PCS_wchar_t. Call
2569 arm_lang_output_object_attributes_hook.
2570 * config/arm/arm.h (arm_lang_output_object_attributes_hook): Declare.
2571 (REGISTER_TARGET_PRAGMAS): Call arm_lang_object_attributes_init.
2572 * config/arm/arm-protos.h (arm_lang_object_attributes_init): Add
2574 * config/arm/t-arm.c (arm.o): New rule.
2575 * config/arm/arm-c.c: New file.
2577 2007-11-05 Nick Clifton <nickc@redhat.com>
2578 Sebastian Pop <sebastian.pop@amd.com>
2580 PR tree-optimization/32540
2581 PR tree-optimization/33922
2582 * doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
2583 * tree-ssa-pre.c: Include params.h.
2584 (compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
2585 to limit the maximum length of the PA set for a given block.
2586 * Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
2587 * params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
2589 2007-11-05 Nathan Sidwell <nathan@codesourcery.com>
2591 * libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
2592 __fixunssfDI): Make return type unsigned.
2593 * libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
2594 __fixunssfDI): Make return type unsigned.
2596 2007-11-05 Jakub Jelinek <jakub@redhat.com>
2598 PR tree-optimization/33856
2599 * tree-data-ref.c (get_references_in_stmt): Don't add
2600 REFERENCE_CLASS_P trees to references vector if get_base_address
2601 returns NULL on them.
2603 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
2605 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
2607 2007-11-04 Andrew Pinski <pinskia@gmail.com>
2610 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
2611 for TRUTH_NOT_EXPR to type.
2613 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
2615 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
2617 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2620 * dwarf2out.c (add_calling_convention_attribute): Change
2621 second argument. Set calling convention to DW_CC_program for
2622 Fortran main program.
2623 (gen_subprogram_die): Adjust to new prototype for
2624 add_calling_convention_attribute.
2626 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
2628 PR tree-optimization/33987
2629 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
2631 (vectorizable_reduction): Add type check.
2633 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2636 * c-parser.c (c_parser_statement_after_labels): Error if a
2637 declaration is parsed after a label.
2639 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
2642 * reorg.c (emit_delay_sequence): Do not clear the locator on
2643 the jump instruction.
2645 2007-11-03 Jakub Jelinek <jakub@redhat.com>
2648 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
2649 current sched region.
2651 2007-11-02 Jakub Jelinek <jakub@redhat.com>
2653 * config/ia64/ia64.c (struct reg_write_state): Change into
2654 unsigned short bitfields rather than unsigned int, decrease
2655 first_pred to just 10 bits.
2656 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
2657 into two char array.
2658 (rws_insn_set, rws_insn_test): New functions.
2659 (in_safe_group_barrier): New variable.
2660 (rws_update): Remove first argument, always set rws_sum array.
2661 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
2662 or update rws_sum if !in_safe_group_barrier, adjust rws_update args.
2663 (rtx_needs_barrier): Use rws_insn_test macro.
2664 (safe_group_barrier_needed): Don't save/restore rws_sum array,
2665 instead set/clear in_safe_group_barrier flag.
2667 2007-11-02 Bob Wilson <bob.wilson@acm.org>
2669 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
2670 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
2671 pointer or frame pointer.
2672 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
2673 (MUST_USE_SJLJ_EXCEPTIONS): Define.
2674 (DWARF2_UNWIND_INFO): Define.
2675 (INCOMING_RETURN_ADDR_RTX): Define.
2676 (DWARF_FRAME_RETURN_COLUMN): Define.
2678 2007-11-02 Tom Tromey <tromey@redhat.com>
2680 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
2683 2007-11-02 Diego Novillo <dnovillo@google.com>
2685 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
2686 argument from function pointer ANALYZE_EXPR. Update all users.
2687 * cgraph.c (debug_cgraph_node): New.
2688 (debug_cgraph): New.
2690 2007-11-02 Jakub Jelinek <jakub@redhat.com>
2692 PR rtl-optimization/33648
2693 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
2694 the newly created basic block.
2696 2007-11-01 Richard Guenther <rguenther@suse.de>
2698 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
2700 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
2702 PR rtl-optimization/33828
2703 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
2704 of VBEIN and VBEOUT.
2706 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
2708 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
2709 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
2710 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
2712 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
2714 * gcc.c (getenv_spec_function): Escape the environment variable's
2717 2007-11-01 Janis Johnson <janis187@us.ibm.com>
2719 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
2720 show that CSE means common subexpression elimination. Change wording
2721 for -fsee and define LCM. Remove capitalization of optimizations
2722 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
2724 2007-11-01 Janis Johnson <janis187@us.ibm.com>
2727 * doc/sourcebuild.texi (Test Directives): Document that xfail
2728 has no effect for dg-do except when dg-do-what is "run".
2730 2007-11-01 Tom Tromey <tromey@redhat.com>
2732 * c-decl.c (grokdeclarator): Set decl source locations.
2733 * c-parser.c (c_parser_enum_specifier): Set location.
2734 (c_parser_struct_or_union_specifier): Likewise.
2736 2007-11-01 Tom Tromey <tromey@redhat.com>
2738 * print-tree.c (print_node): Print column number.
2740 2007-11-01 Jakub Jelinek <jakub@redhat.com>
2743 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
2744 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
2745 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
2747 PR rtl-optimization/33673
2748 * gcse.c (cprop_jump): If a conditional jump has been optimized
2749 into unconditional jump, make the remaining normal edge fallthru
2750 and delete the jump insn.
2752 2007-11-01 Ben Elliston <bje@au.ibm.com>
2754 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
2755 (set_mem_attrs_from_reg): Likewise.
2757 2007-11-01 Michael Matz <matz@suse.de>
2759 PR tree-optimization/33961
2760 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
2761 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
2762 (add_or_mark_expr): New argument 'store', using it to search
2764 (nt_init_block): Adjust calls to add_or_mark_expr.
2766 2007-10-31 Jakub Jelinek <jakub@redhat.com>
2769 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
2770 for the first push_operand.
2772 2007-10-31 Revital Eres <eres@il.ibm.com>
2774 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
2775 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
2776 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
2777 movmisalignv2sf, vcondv2sf): New.
2778 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
2779 UNSPEC_EXTODD_V2SF): Define new constants.
2780 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
2781 paired_emit_vector_cond_expr): New.
2782 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
2783 * config/rs6000/rs6000.c (paired_expand_vector_move,
2784 paired_emit_vector_cond_expr, paired_emit_vector_compare):
2786 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
2788 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
2790 PR tree-optimization/32377
2791 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
2792 work also for unknown number of iterations.
2793 (analyze_subscript_affine_affine): Clean up. Don't fail when the
2794 number of iterations is not known.
2796 2007-10-31 Richard Guenther <rguenther@suse.de>
2799 * fold-const.c (extract_muldiv_1): Make sure to not introduce
2800 new undefined integer overflow.
2801 (fold_binary): Avoid useless conversion.
2803 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
2806 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P check.
2808 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
2810 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
2812 * config/s390/s390.c: (override_options): Replace
2813 -mhard-dfp/-msoft-dfp with -mhard-dfp/-mno-hard-dfp.
2814 * config/s390/s390.opt: Likewise.
2815 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
2818 2007-10-30 Janis Johnson <janis187@us.ibm.com>
2820 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
2822 2007-10-30 Janis Johnson <janis187@us.ibm.com>
2824 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
2825 optimization options.
2826 (Optimize Options): Add -fdce and -fdse to the list of optimizations
2827 enabled by -O. Document -fdce and -fdse.
2829 2007-10-30 Jakub Jelinek <jakub@redhat.com>
2832 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
2833 convert second operand of COMPOUND_EXPR to the original type of
2836 2007-10-30 Richard Guenther <rguenther@suse.de>
2838 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
2839 of loop adding SFTs as virtual operands.
2841 2007-10-30 Richard Guenther <rguenther@suse.de>
2843 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
2845 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
2847 PR tree-optimization/32893
2848 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
2849 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
2851 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
2853 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
2855 (sub_ddmmss): Likewise.
2856 (umul_ppmm): Likewise.
2857 (udiv_qrnnd): Likewise.
2859 2007-10-29 Janis Johnson <janis187@us.ibm.com>
2862 * doc/sourcebuild.texi (Test Directives): Document that dg-require
2863 directives must come before dg-additional-sources.
2865 2007-10-29 Jakub Jelinek <jakub@redhat.com>
2867 PR tree-optimization/33723
2868 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
2869 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
2871 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
2873 PR tree-optimization/33614
2874 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
2875 if they can't be reduced to VECTOR_CSTs and aren't legitimate
2876 initializer constants.
2878 2007-10-29 Richard Guenther <rguenther@suse.de>
2880 PR tree-optimization/33870
2881 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
2882 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
2885 2007-10-29 Richard Guenther <rguenther@suse.de>
2887 * passes.c (init_optimization_passes): Exchange store_copy_prop
2889 * tree-pass.h (pass_store_copy_prop): Remove.
2890 * tree-ssa-copy.c (do_store_copy_prop): Remove.
2891 (stmt_may_generate-copy): Do not handle store_copy_prop.
2892 (get_copy_of_val): Likewise.
2893 (set_copy_of_val): Likewise.
2894 (copy_prop_visit_assignment): Likewise.
2895 (copy_prop_visit_stmt): Likewise.
2896 (copy_prop_visit_phi_node): Likewise.
2897 (init_copy_prop): Likewise.
2898 (execute_copy_prop): Likewise.
2899 (do_copy_prop): Remove.
2900 (gate_store_copy_prop): Likewise.
2901 (store_copy_prop): Likewise.
2902 (pass_store_copy_prop): Likewise.
2903 (pass_copy_prop): Call execute_copy_prop.
2904 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
2905 * common.opt (ftree-store-copy-prop): Mark obsolete.
2906 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
2908 2007-10-29 Ian Lance Taylor <iant@google.com>
2910 * ifcvt.c (noce_can_store_speculate_p): New static function.
2911 (noce_process_if_block): Call it.
2912 (if_convert): Remove recompute_dominance parameter. Change all
2915 2007-10-29 Richard Guenther <rguenther@suse.de>
2917 * tree-flow-inline.h (get_subvar_at): Use binary search.
2918 (get_first_overlapping_subvar): New function to binary search
2919 for the first overlapping subvar.
2920 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
2921 just handle adding subvars for a pointed-to subvar. Optimize
2922 and use get_first_overlapping_subvar.
2923 (add_vars_for_bitmap): Fold into single caller.
2924 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
2925 and non pointed-to bits of add_vars_for_offset.
2927 2007-10-29 Revital Eres <eres@il.ibm.com>
2929 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
2931 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
2932 Zdenek Dvorak <ook@ucw.cz>
2935 reduction support for automatic parallelization.
2937 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
2939 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
2940 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
2941 and OMP_ATOMIC_STORE.
2942 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2943 * gimple-low.c (lower_stmt): Same.
2944 * gimplify.c (gimplify_expr): Same.
2945 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
2946 gimplify_omp_atomic_mutex): Remove.
2947 (gimplify_omp_atomic): Change it to simply gimplify the
2948 statement instead of expanding it.
2949 * omp-low.c: Add includes to optabs.h, cfgloop.h.
2950 (expand_omp_atomic, expand_omp_atomic_pipeline,
2951 goa_stabilize_expr, expand_omp_atomic_mutex,
2952 expand_omp_atomic_fetch_op): New functions to implement
2953 expansion of OMP_ATOMIC.
2954 (expand_omp, build_omp_regions_1): Add support for
2955 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
2956 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
2958 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
2960 * tree-parloops.c: add include to tree-vectorizer.h.
2961 (reduction_info): New structure for reduction.
2962 (reduction_list): New list to represent list of reductions per loop.
2963 (struct data_arg): New helper structure for reduction.
2964 (reduction_info_hash, reduction_info_eq, reduction_phi,
2965 initialize_reductions, create_call_for_reduction,
2966 create_phi_for_local_result, create_call_for_reduction_1,
2967 create_loads_for_reductions, create_final_loads_for_reduction):
2969 (loop_parallel_p): Identify reductions, add reduction_list parameter.
2970 (separate_decls_in_loop_name): Support reduction variables.
2971 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
2972 call create_loads_for_reduction for each reduction.
2973 (canonicalize_loop_ivs): Identify reductions, add reduction_list
2975 (transform_to_exit_first_loop): Add reduction support, add
2976 reduction_list parameter.
2977 (gen_parallel_loop): Add reduction_list parameter. Add call
2978 separate_decls_in_loop with
2979 the new argument. Traverse reductions and call
2980 initialize_reductions, create_call_for_reduction.
2981 (parallelize_loops): Create and delete the reduction list.
2982 (add_field_for_name): Change use of data parameter. Add fields for
2984 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
2985 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
2986 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2987 * tree-inline.c (estimate_num_insns_1): add cases for
2988 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2989 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2990 * tree-ssa-operands.c (get_addr_dereference_operands):
2991 New function. Subroutine of get_indirect_ref_operands.
2992 (get_indirect_ref_operands): Call get_addr_dereference_operands.
2993 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2996 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
2998 * config/cris/cris.c: Include df.h.
2999 (cris_address_cost): Add gcc_assert for canonicalization
3000 assumptions. For PLUS with MULT or register, correct
3001 test for register in other arm. Tweak comments.
3003 2007-10-28 Richard Guenther <rguenther@suse.de>
3005 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
3006 telling if the var is to be treated as points-to location.
3007 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
3008 (add_virtual_operand): Only recurse into MPTs if aliases
3011 2007-10-28 Richard Guenther <rguenther@suse.de>
3013 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
3014 (add_vars_for_bitmap): Do not recurse further. Only add vars
3015 for pointed-to SFTs.
3016 (add_virtual_operand): Re-instantiate loop to add operands for
3017 aliases. Recurse into MPTs.
3018 (get_indirect_ref_operands): If we fall back to use a pointers
3019 SMT, make sure to not prune based on the access offset and size.
3021 2007-10-28 Andrew Pinski <pinskia@gmail.com>
3024 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
3025 the eh information on the statement.
3027 2007-10-28 Richard Guenther <rguenther@suse.de>
3029 * tree-flow.h (subvar_t): Make it a VEC.
3030 (struct subvar): Remove.
3031 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
3032 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
3034 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
3035 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
3036 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
3037 (set_initial_properties): Likewise.
3038 (setup_pointers_and_addressables): Likewise.
3039 (new_type_alias): Likewise.
3040 (create_overlap_variables_for): Likewise.
3041 * tree-dfa.c (dump_subvars_for): Likewise.
3042 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
3043 (get_expr_operands): Likewise.
3044 (add_to_addressable_set): Likewise.
3045 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
3047 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
3049 PR tree-optimization/33920
3050 * tree-if-conv.c (tree_if_conversion): Force predicate of single
3051 successor bb to true when predecessor bb has NULL predicate.
3052 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
3054 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
3056 * config/mips/mips.md: Add combiner patterns for DImode extensions
3057 of HImode and QImode truncations. Reformat HImode <- QImode pattern
3060 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
3063 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
3065 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
3067 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
3068 LIBCALL notes if they are about to be moved to the same insn.
3070 2007-10-27 Richard Guenther <rguenther@suse.de>
3072 PR tree-optimization/33870
3073 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
3074 duplication. Remove redundant call to access_can_touch_variable.
3075 (add_vars_for_bitmap): New helper for recursing over MPT contents.
3076 (add_virtual_operand): Use it.
3078 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3081 * pa.h (ASM_PN_FORMAT): Delete define.
3083 2007-10-26 Janis Johnson <janis187@us.ibm.com>
3085 * doc/invoke.texi (Option Summary, optimizations): Remove
3086 -fbounds-check. Add -fassociative-math, -freciprocal-math,
3087 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
3088 -fsplit-wide-types to match later entry. Break up a long line.
3089 (Option Summary, code gen options) Add -fno-stack-limit. Add
3090 missing @gol to the end of a line.
3091 (Optimization Options): Remove -fbounds-check, which is also
3092 documented under Code Generation Options. Remove =n from
3093 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
3094 to -fcprop-registers to match other options, and say when it is
3095 enabled rather than disabled. Remove extra index entry for
3096 -fno-cx-limited-range. Add index entries for -fstack-protector
3097 and -fstack-protector-all.
3098 (Code Gen Options): Add index entry for -ftls-model.
3100 2007-10-26 Anatoly Sokolov <aesok@post.ru>
3102 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
3103 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
3104 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
3105 expand_epilogue, output_movhi): Don't handle 'main' function.
3106 (avr_attribute_table): Add 'OS_task' function attribute.
3107 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
3109 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
3110 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
3112 * config/avr/avr.opt (minit-stack): Remove.
3114 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
3116 * tree-nested.c (get_trampoline_type): Fix thinko.
3118 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
3121 * tree.c (build_offset_type): Build canonical type based on the
3122 TYPE_MAIN_VARIANT of the base type.
3124 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
3126 * reorg.c (emit_delay_sequence): Move insn locator from the
3127 first insn to the sequence.
3129 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
3131 * ipa-pure-const.c (check_decl): Return immediately when
3132 pure_const_state has been set to IPA_NEITHER.
3134 2007-10-25 Ira Rosen <irar@il.ibm.com>
3136 PR tree-optimization/33833
3137 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
3138 and convert init to sizetype in inner_base construction.
3140 2007-10-25 Richard Guenther <rguenther@suse.de>
3142 * tree-flow.h (mem_sym_stats): Remove.
3143 (dump_mem_sym_stats_for_var): Declare.
3144 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
3145 (mem_sym_stats): Move ...
3146 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
3147 (mem_sym_score): Rename from ...
3148 (pscore): ... this. Remove.
3149 (dump_mem_sym_stats_for_var): New function. Dump the score, but
3150 not the frequencies.
3151 (compare_mp_info_entries): Make sort stable by disambiguating
3154 2007-10-25 Ira Rosen <irar@il.ibm.com>
3156 PR tree-optimization/33866
3157 * tree-vect-transform.c (vectorizable_store): Check operands of all
3158 the stmts in the group of strided accesses. Get def stmt type for each
3159 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
3161 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
3163 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
3164 (Yt): Rename register constraint to Y2.
3165 * config/i386/sse.md: Use renamed register constraints.
3166 * config/i386/mmx.md: Ditto.
3167 * config/i386/i386.md: Ditto.
3169 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
3171 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
3173 2007-10-24 Chao-ying Fu <fu@mips.com>
3175 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
3176 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
3178 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
3179 Olga Golovanevsky <olga@il.ibm.com>
3181 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
3182 the compiler that wr.wrap and wr.domain are initialized in
3185 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
3187 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
3188 to print gcov_type values.
3190 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
3192 * config/avr/avr.h: Do not include progmem_section definition when
3193 building with IN_TARGET_LIBS.
3195 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
3198 * config/mips/mips.c (mips_lo_sum_offset): New structure.
3199 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
3200 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
3201 (mips_orphaned_high_part_p: New functions.
3202 (mips_avoid_hazard): Don't check INSN_P here.
3203 (mips_avoid_hazards): Rename to...
3204 (mips_reorg_process_insns): ...this. Cope with
3205 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
3206 or turn them into nops.
3207 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
3208 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
3209 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
3210 (mips_override_options): Set flag_delayed_branch to 0.
3212 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
3214 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
3215 MIPS-specific implementation details.
3216 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
3217 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
3218 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
3219 for targets with movmemsi.
3220 (MOVE_BY_PIECES_P): Define.
3221 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
3222 (mips_block_move_loop): Add a bytes_per_iter argument.
3223 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
3224 Update call to mips_block_move_loop.
3226 2007-10-24 Michael Matz <matz@suse.de>
3229 * var-tracking.c (variable_union): Don't break after one loop
3230 iteration but only when a difference is found.
3231 (dump_variable): Also print DECL_UID.
3233 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
3235 * ipa-type-escape.h: Expose function
3236 is_array_access_through_pointer_and_index.
3238 (is_array_access_through_pointer_and_index):
3239 Add three new parameters. Add support of
3240 POINTER_PLUS_EXPR tree code.
3242 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
3244 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
3245 * tree-pass.h: Add pass_ipa_struct_reorg.
3246 * common.opt: Add ipa-struct-reorg flag.
3247 * Makefile.in: Add ipa-strcut-reorg.o compilation.
3248 * passes.c: Add pass pass_ipa_struct_reorg.
3249 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
3250 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
3252 2007-10-24 Ira Rosen <irar@il.ibm.com>
3254 PR tree-optimization/33804
3255 * tree-vect-transform.c (vectorizable_operation): Remove the
3256 checks that the vectorization is worthwhile from the transformation
3259 2007-10-24 Ira Rosen <irar@il.ibm.com>
3261 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
3262 vectype cannot be determined for the scalar type.
3263 (vect_analyze_slp_instance): Likewise.
3264 * tree-vect-transform.c (vect_model_reduction_cost): Change the
3265 return type to bool. Return false if vectype cannot be determined
3266 for the scalar type.
3267 (vect_get_constant_vectors): Return false if vectype cannot be
3268 determined for the scalar type.
3269 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
3270 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
3271 vectorizable_reduction): Likewise.
3273 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
3275 * config.gcc: For a FreeBSD target, parse the value of ${target}
3276 to determine the value of FBSD_MAJOR, instead of adding an
3277 explicit check for every possible FreeBSD major version.
3279 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
3281 PR rtl-optimization/33846
3282 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
3284 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
3286 PR tree-optimization/33860
3287 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
3288 interleaved accesses in case the dr is inside the inner-loop during
3289 outer-loop vectorization.
3291 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
3293 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
3294 Document MEM_POINTER. Replace mentions of "integrated"
3295 field with "return_val". Delete outdated stuff.
3297 2007-10-23 David Edelsohn <edelsohn@gnu.org>
3299 * config/rs6000/rs6000.c (rs6000_override_options): Set
3300 rs6000_altivec_abi on AIX.
3301 (conditional_register_usage): Set VR20:31 fixed on AIX.
3303 2007-10-23 Richard Guenther <rguenther@suse.de>
3305 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
3308 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
3309 David S. Miller <davem@davemloft.net>
3311 * df-scan.c (df_get_call_refs): Mark global registers as both a
3312 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
3314 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
3316 PR tree-optimization/33834
3317 PR tree-optimization/33835
3318 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
3319 stmts need to be checked for success seperately.
3320 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
3321 Remove the check that stmt is not LIVE.
3322 (vectorizable_assignment, vectorizable_induction): Likewise.
3323 (vectorizable_operation, vectorizable_type_demotion): Likewise.
3324 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
3326 (vectorizable_live_operation): Check that op is not NULL.
3328 2007-10-22 Janis Johnson <janis187@us.ibm.com>
3330 * doc/invoke.texi (Optimization Options): In the summary, show
3331 that the value for options -falign-jumps, -falign-labels,
3332 -falign-loops, -falign-functions, -fsched-stalled-insns, and
3333 -fsched-stalled-insns-dep is optional. In the summary, show that
3334 -fsched-stalled-insns takes an optional argument and that
3335 -fparallelize-loops takes an argument. Add opindex for several
3336 optimization options, and fix typos in the opindex commands for
3337 several others. In the descriptions for -fsched-stalled-insns
3338 and -fsched-stalled-insns-dep, show the options with and without
3341 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
3343 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
3345 * config/avr/avr.h (LINK_SPEC): Likewise.
3346 (CRT_BINUTILS_SPECS): Likewsie.
3347 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3349 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3351 PR rtl-optimization/33644
3352 * cfgcleanup.c: Do not include dce.h.
3353 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
3354 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
3355 * dce.c (something_changed): Delete.
3356 (libcall_dead_p): New predicate.
3357 (delete_unmarked_insns): Use it to delete dead libcalls.
3358 Deal with REG_LIBCALL and REG_RETVAL notes.
3359 (prescan_libcall_for_dce): New function.
3360 (prescan_insns_for_dce): Use it to deal with libcalls.
3361 (mark_reg_dependencies): Do nothing special for libcalls.
3362 (dce_process_block): Likewise.
3363 (fast_dce): Delete unused local variable.
3364 (run_fast_dce): Do not return a value.
3365 * dce.h (struct df): Delete.
3366 (run_fast_dce): Adjust prototype.
3367 * optabs.c (libcall_id): Delete.
3368 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
3369 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
3370 * reload1.c (reload): Delete REG_LIBCALL_ID case.
3371 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
3372 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
3373 notes instead of REG_LIBCALL_ID notes.
3374 * reg-notes.def (LIBCALL_ID): Delete.
3375 * Makefile.in (see.o): Add dce.h dependency.
3376 (cfgcleanup.o): Remove dce.h dependency.
3378 2007-10-22 Michael Matz <matz@suse.de>
3380 PR tree-optimization/33855
3381 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
3384 2007-10-22 Ira Rosen <irar@il.ibm.com>
3386 PR tree-optimization/33854
3387 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
3388 FLOAT_EXPR to the list of promotion operations.
3390 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
3394 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
3395 (print_reg): Print register prefix only with AT&T asm syntax.
3396 Support pc_rtx for RIP register.
3397 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
3398 relative addressing. Always print segment register prefix with AT&T
3399 asm syntax and never with Intel asm syntax.
3400 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
3401 Fix prefix for 16-byte XFmode operands.
3402 (output_addr_const_extra): Support Intel asm syntax.
3403 (x86_file_start): Don't use register prefix with Intel asm syntax.
3404 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
3405 ("return_internal_long"): Fix Intel asm syntax output.
3406 ("set_got_rex64"): Support Intel asm syntax.
3407 ("set_rip_rex64"): Likewise.
3408 ("set_got_offset_rex64"): Likewise.
3409 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
3411 ("*tls_global_dynamic_64"): Likewise.
3412 ("*tls_local_dynamic_base_64"): Likewise.
3413 ("*load_tp_si")("*load_tp_di"): Likewise.
3414 ("*add_tp_si")("*add_tp_di"): Likewise.
3415 ("*tls_dynamic_lea_64"): Likewise.
3416 ("*sibcall_value_1_rex64_v"): Likewise.
3417 ("stack_tls_protect_set_si"): Likewise.
3418 ("stack_tls_protect_set_di"): Likewise.
3419 ("stack_tls_protect_test_si"): Likewise.
3420 ("stack_tls_protect_test_di"): Likewise.
3421 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
3423 ("*movv2sf_internal_rex64"): Likewise.
3424 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
3425 (__get_cpuid_max): Likewise.
3427 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3429 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
3430 the STRICT_P argument type "bool" rather than "int".
3431 (mips_legitimate_address_p): Likewise.
3432 (fp_register_operand, lo_operand): Delete.
3433 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
3434 (mips_emit_scc): Rename to...
3435 (mips_expand_scc): ...this.
3436 (gen_conditional_branch): Rename to...
3437 (mips_expand_conditional_branch): ...this.
3438 (gen_conditional_move): Rename to...
3439 (mips_expand_conditional_move): ...this.
3440 (mips_gen_conditional_trap): Rename to...
3441 (mips_expand_conditional_trap): ...this and take an rtx code instead
3442 of an operands array.
3443 (mips_expand_call): Give the SIBCALL_P argument type "bool"
3445 (mips_emit_fcc_reload): Rename to...
3446 (mips_expand_fcc_reload): ...this.
3447 (init_cumulative_args): Rename to...
3448 (mips_init_cumulative_args): ...this and remove the libname argument.
3449 (function_arg_advance): Rename to...
3450 (mips_function_arg_advance): ...this.
3451 (function_arg): Rename to...
3452 (mips_function_arg): ...this and use "rtx" instead of
3454 (function_arg_boundary): Rename to...
3455 (mips_function_arg_boundary): ...this.
3456 (mips_expand_unaligned_load): Rename to...
3457 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
3458 and BITPOS arguments type "HOST_WIDE_INT".
3459 (mips_expand_unaligned_store): Rename to...
3460 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
3461 and BITPOS arguments type "HOST_WIDE_INT".
3462 (override_options): Rename to...
3463 (mips_override_options): ...this.
3464 (print_operand): Rename to...
3465 (mips_print_operand): ...this.
3466 (print_operand_address): Rename to...
3467 (mips_print_operand_address): ...this.
3468 (mips_output_ascii): Remove the PREFIX argument.
3469 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
3471 (mips_can_use_return_insn): Return a "bool" rather than an "int".
3472 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
3473 of "struct rtx_def *".
3474 (mips_secondary_reload_class): Give the IN_P argument type "bool"
3476 (build_mips16_call_stub): Delete.
3477 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
3478 (mips_use_ins_ext_p): Give the second and third arguments type
3479 "HOST_WIDE_INT" rather than "rtx".
3480 * config/mips/mips.h: Update after the above changes. Tweak comments
3482 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
3483 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3484 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
3485 element type from "char" to "bool".
3486 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
3487 (mips_cpu_info_table): Delete.
3488 * config/mips/mips.md: Update after the above changes. Tweak some
3490 * config/mips/mips-ps-3d.md: Likewise.
3491 * config/mips/mips.c: Tweak comments and formatting.
3492 Use NULL-like macros rather than 0 in various places.
3493 (mips_section_threshold): Rename to...
3494 (mips_small_data_threshold): ...this and give it an unsigned type.
3495 (num_source_filenames): Remove explicit initialization.
3496 (sdb_label_count): Likewise.
3497 (sym_lineno): Delete.
3498 (set_noat): Make static.
3499 (mips_branch_likely): Likewise, and give it type "bool".
3500 (mips_isa_info): Rename to...
3501 (mips_isa_option_info): ...this.
3502 (mips_flag_delayed_branch): Rename to...
3503 (mips_base_delayed_branch): ...this.
3504 (mips_split_addresses): Delete.
3505 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
3506 element type from "char" to "bool".
3507 (mips_regno_to_class): Add an explicit array size.
3508 (mips16_flipper): Change from type "int" to type "bool".
3509 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
3510 (mips_tls_operand_p): Rename to...
3511 (mips_tls_symbol_p): ...this.
3512 (mips_global_symbol_p): Remove redundant "const".
3513 (mips_offset_within_alignment_p): Simplify.
3514 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
3515 to STRICT_P and give it type bool.
3516 (mips_valid_base_register_p): Likewise.
3517 (mips_classify_address): Likewise.
3518 (mips_legitimate_address_p): Likewise.
3519 (mips16_unextended_reference_p): Take the offset as an
3520 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
3521 (mips_const_insns): Use IN_RANGE.
3522 (mips_force_temporary): Remove an unnecessary copy_rtx.
3523 (mips16_gp_pseudo_reg): Simplify.
3524 (mips_split_symbol): Remove an unnecessary copy_rtx.
3525 (mips_legitimize_tls_address): Only create registers if we need them.
3526 (mips_legitimize_address): Use mips_split_plus.
3527 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
3528 variable COST to NUM_OPS.
3529 (mips_legitimize_move): Use gen_lowpart.
3530 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
3531 (m16_check_op): Use IN_RANGE.
3532 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
3533 (mips_split_doubleword_move): Pass booleans to mips_subword.
3534 (mips_output_move): Store the mode in a local variable.
3535 Explicitly assert that this function does not deal with
3536 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
3537 cases more consistent.
3538 (mips_relational_operand_ok_p): Rename to...
3539 (mips_int_order_operand_ok_p): ...this.
3540 (mips_canonicalize_comparison): Rename to...
3541 (mips_canonicalize_int_order_test): ...this.
3542 (mips_emit_int_relational): Rename to...
3543 (mips_emit_int_order_test): ...this. Store the mode in a local
3545 (mips_reverse_fp_cond_p): Rename to...
3546 (mips_reversed_fp_cond): ...this.
3547 (mips_emit_compare): Make the order of the statements more consistent.
3548 (mips_emit_scc): Rename to...
3549 (mips_expand_scc): ...this.
3550 (gen_conditional_branch): Rename to...
3551 (mips_expand_conditional_branch): ...this.
3552 (gen_conditional_move): Rename to...
3553 (mips_expand_conditional_move): ...this. Build the condition
3554 separately from the main pattern.
3555 (mips_gen_conditional_trap): Rename to...
3556 (mips_expand_conditional_trap): ...this and take an rtx code instead
3557 of an operands array. Simplify.
3558 (init_cumulative_args): Rename to...
3559 (mips_init_cumulative_args): ...this. Use memset rather than a
3560 copy from a zeroed static. Use prototype_p and stdarg_p.
3561 (mips_arg_info): Rename to...
3562 (mips_get_arg_info): ...this and put the INFO argument first.
3563 (function_arg): Rename to...
3564 (mips_function_arg): ...this and use "rtx" instead of
3565 "struct rtx_def *". Only split structures into chunks if
3566 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
3567 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
3568 comparison with REAL_TYPE. Rename local variable REG to REGNO
3569 and make it unsigned.
3570 (function_arg_advance): Rename to...
3571 (mips_function_arg_advance): ...this.
3572 (function_arg_boundary): Rename to...
3573 (mips_function_arg_boundary): ...this.
3574 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
3576 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
3577 comparison with REAL_TYPE.
3578 (mips_function_value): Remove the FUNC argument. Rename local
3579 variable UNSIGNEDP to UNSIGNED_P.
3580 (mips_return_in_memory): Use IN_RANGE.
3581 (mips_setup_incoming_varargs): Pass a boolean rather than an int
3582 to FUNCTION_ARG_ADVANCE.
3583 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
3584 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
3585 SIZE and RSIZE if needed.
3586 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
3588 (build_mips16_function_stub): Rename to...
3589 (mips16_build_function_stub): ...this.
3590 (build_mips16_call_stub): Rename to...
3591 (mips16_build_call_stub): ...this. Make static, and return a
3592 "bool" rather than an "int". Rename the ARG_SIZE argument to
3593 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
3594 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
3595 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
3597 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
3598 are not sibling ones.
3599 (mips_emit_fcc_reload): Rename to...
3600 (mips_expand_fcc_reload): ...this.
3601 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
3603 (mips_expand_unaligned_load): Rename to...
3604 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
3605 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
3607 (mips_expand_unaligned_store): Rename to...
3608 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
3609 and BITPOS arguments type "HOST_WIDE_INT".
3610 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
3611 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
3613 (mips_init_split_addresses): Replace with...
3614 (mips_split_addresses_p): ...this new function.
3615 (mips_init_relocs): Check mips_split_addresses_p () rather than
3616 mips_split_addresses. Always initialize mips_split_p with booleans.
3617 (print_operand_reloc): Rename to...
3618 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
3620 (print_operand): Rename to...
3621 (mips_print_operand): ...this.
3622 (print_operand_address): Rename to...
3623 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
3624 (mips_in_small_data_p): Simplify.
3625 (mips_output_ascii): Remove the PREFIX argument and "register"
3626 keywords. Use the STRING parameter directly and cast to
3628 (mips16e_collect_argument_save_p): Use IN_RANGE.
3629 (mips_function_has_gp_insn): Simplify.
3630 (mips_set_return_address): Use BITSET_P.
3631 (mips_restore_gp): Use a separate statement to pick the base
3633 (mips_output_function_prologue): Use a local FRAME variable.
3634 (mips_save_reg): Pass booleans to mips_subword.
3635 (mips_expand_prologue): Use a local FRAME variable. Use
3636 cprestore_size to detect when .cprestore is needed.
3637 (mips_restore_reg): Use GP_REG_FIRST.
3638 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
3639 rather than "int". Use local FRAME and REGNO variables.
3640 (mips_can_use_return_insn): Return a "bool" rather than an "int".
3641 (mips_secondary_reload_class): Give the IN_P argument type "bool"
3643 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
3644 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
3645 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
3646 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
3647 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
3648 (builtin_description): Rename to...
3649 (mips_builtin_description): ...this.
3650 (mips_bdesc): Rename to...
3651 (mips_ps_bdesc): ...this.
3652 (sb1_bdesc): Rename to...
3653 (mips_sb1_bdesc): ...this.
3654 (dsp_bdesc): Rename to...
3655 (mips_dsp_bdesc): ...this.
3656 (dsp_32only_bdesc): Rename to...
3657 (mips_dsp_32only_bdesc): ...this.
3658 (bdesc_map): Rename to...
3659 (mips_bdesc_map): ...this.
3660 (bdesc_arrays): Rename to...
3661 (mips_bdesc_arrays): ...this.
3662 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
3663 Tweak error message.
3664 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
3665 Rename local variables I and J to OPNO and ARGNO respectively.
3666 Assert that the number of arguments is no more than the number of
3668 (mips_expand_builtin_compare): Use an array of arguments rather
3669 than an array of operands. Assert that the number of operands is
3671 (add_constant): Rename to...
3672 (mips16_add_constant): ...this. Use XNEW.
3673 (dump_constants_1): Rename to...
3674 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
3675 (dump_constants): Rename to...
3676 (mips16_emit_constants): ...this.
3677 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
3678 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
3679 Assign mips16_p to was_mips16_p.
3680 (mips_parse_cpu): Tweak warning message.
3681 (override_options): Rename to...
3682 (mips_override_options): ...this. Move the mips_cost initialization
3683 out of the "shared with GAS" block. Quote option names in error
3685 (mips_conditional_register_usage): Make local variable REGNO unsigned.
3686 (mips_order_regs_for_local_alloc): Remove register keyword.
3688 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3690 * system.h (IN_RANGE): Cast each argument individually.
3692 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3694 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
3695 MIPS16 code unless using o32 or o64.
3697 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3699 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
3700 for modes smaller than 4 bytes.
3701 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
3704 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3706 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
3707 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
3708 (ASM_OUTPUT_ALIGNED_BSS): Delete.
3709 * config/mips/mips.c (mips_output_aligned_bss): Delete.
3711 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3713 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
3714 sibling calls to "mips16" functions if the function satisfies
3715 const_call_insn_operand.
3717 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3719 * config/mips/mips.c (mips_va_start): Fix types in calls
3722 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3724 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
3727 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3729 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
3730 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
3731 instead of checking mips_isa.
3733 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3735 * doc/invoke.texi (-mpaired-single): Don't say that the option
3736 requires 64-bit code.
3737 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
3738 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
3739 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
3740 V2SF if ISA_MIPS32R2.
3741 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
3742 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
3743 to ISA_HAS_NMADD_NMSUB.
3744 (mips_split_doubleword_move): Handle V2SF.
3745 (mips_modes_tieable_p): New function.
3746 (override_options): Report a warning rather than an error when
3747 -mpaired-single is used on ISAs that don't support it; use
3748 ISA_HAS_PAIRED_SINGLE to check that case.
3749 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
3750 and DF move splitters with a single MOVE64 splitter, thereby adding
3751 a V2SF splitter too.
3752 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
3753 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
3754 (HALFMODE): Add V2SF.
3755 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
3756 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
3757 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
3758 (movv2sf_hardfloat_32bit): New pattern.
3759 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
3760 TARGET_DOUBLE_FLOAT conditions.
3762 2007-10-20 Jakub Jelinek <jakub@redhat.com>
3764 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
3765 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
3766 64-bit register in 64-bit libgcc.
3768 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
3770 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
3771 * config/avr/avr.h (LINK_SPEC): Likewise.
3772 (CRT_BINUTILS_SPECS): Likewsie.
3773 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3775 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3777 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
3778 and -Wfatal-errors together.
3780 2007-10-20 Alan Modra <amodra@bigpond.net.au>
3783 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
3784 change for vrsave, ie restore after frame pop.
3786 2007-10-19 David S. Miller <davem@davemloft.net>
3788 * config/sparc/niagara2.md: Fix copyright notice.
3790 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
3792 PR tree-optimization/23820
3793 PR tree-optimization/24309
3794 PR tree-optimization/33766
3795 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
3796 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
3797 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
3798 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
3799 * tree-loop-linear.c (perfect_loop_nest_depth): New.
3800 (linear_transform_loops): Use perfect_loop_nest_depth.
3801 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
3802 should have a single condition: their exit.
3804 2007-10-19 Richard Guenther <rguenther@suse.de>
3808 * stor-layout.c (layout_type): Assert that aggregates do not
3809 have their alias sets set.
3810 * alias.c (get_alias_set): Return alias set zero for incomplete
3811 types, return the alias set of the element for incomplete array
3812 types, but do not remember these.
3814 2007-10-19 Richard Guenther <rguenther@suse.de>
3817 2007-10-19 Richard Guenther <rguenther@suse.de>
3820 * tree.c (build_array_type): Do not re-layout unbound array
3823 2007-10-19 Richard Guenther <rguenther@suse.de>
3826 * tree.c (build_array_type): Do not re-layout unbound array types.
3828 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3830 * config/mips/mips.c (mips_canonicalize_comparison): Check
3831 mips_relational_operand_ok_p before trying to rewrite the test.
3832 Only calculate PLUS_ONE if needed.
3833 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
3836 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3838 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
3841 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3843 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
3844 the call uses the incoming value of $2.
3846 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3848 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
3849 rather then gen_rtx_MEM.
3850 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
3852 (mips_set_return_address): Likewise.
3853 (mips_restore_gp): Likewise.
3855 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3857 * config/mips/mips.c (gpr_mode): Delete.
3858 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
3859 instead of gpr_mode.
3860 (mips_for_each_saved_reg): Likewise.
3861 (mips_expand_prologue, mips_expand_epilogue): Likewise.
3862 (override_options): Don't initialize gpr_mode.
3863 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
3865 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3867 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
3869 (mips_class_max_nregs): Calculate the smallest consituent register
3870 size and use that to determine an upper bound on the number of
3873 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3875 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
3877 (mips_expand_epilogue): ...here.
3878 (mips_mdebug_abi_name): New function, split out from...
3879 (mips_file_start): ...here.
3880 (mips_hard_regno_mode_ok_p): New function, split out from...
3881 (override_options): ...here.
3882 (mips_expand_builtin_1): New function, split out from...
3883 (mips_expand_buitin): ...here. Abort if we don't recognize
3886 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3888 * config/mips/mips.c (build_mips16_function_stub): Load the
3889 target address into $1 before transfering the arguments.
3890 Don't use ".set noreorder".
3891 (build_mips16_call_stub): Likewise.
3893 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3895 * config/mips/mips.c (mips_output_32bit_xfer): New function.
3896 (mips_output_64bit_xfer): Likewise.
3897 (mips16_fp_args): Rename to...
3898 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
3899 with a DIRECTION argument. Use mips_output_32bit_xfer and
3900 mips_output_64bit_xfer.
3901 (build_mips16_function_stub): Update accordingly.
3902 (mips16_fpret_double): Delete.
3903 (build_mips16_call_stub): Update after above changes.
3904 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
3905 of mips16_fpret_double. Use GP_REG_RETURN.
3907 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3909 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
3910 use asm_out_file instead.
3911 (build_mips16_function_stub): Likewise.
3912 (build_mips16_call_stub, mips_output_function_prologue): Update
3915 2007-10-18 David S. Miller <davem@davemloft.net>
3917 Add Niagara-2 support.
3918 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
3919 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
3920 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
3921 (include): Add inclusion of niagara2.md
3922 * config/sparc/sparc.c (niagara2_costs): New.
3923 (sparc_override_options): Add niagara2 entry to cpu_default[]
3924 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
3925 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
3926 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
3927 (sparc_initialize_trampoline): Handle niagara2 like niagara.
3928 (sparc64_initialize_trampoline): Likewise.
3929 (sparc_use_sched_lookahead): Likewise.
3930 (sparc_issue_rate): Likewise.
3931 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
3933 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
3934 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
3935 TARGET_CPU_niagara2.
3936 (PROCESSOR_NIAGARA2): New.
3937 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
3938 (BRANCH_COST): Likewise.
3939 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
3940 * config/sparc/sol2.h: Likewise.
3941 * config/sparc/niagara2.md: New file.
3943 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3945 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
3947 (mips_compute_frame_info): Remove associated code.
3948 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
3950 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3952 * config/mips/mips-protos.h (compute_frame_size): Delete.
3953 * config/mips/mips.h: Update comments.
3954 * config/mips/mips.c (mips_frame_info): Remove initialized.
3955 (compute_frame_size): Rename to...
3956 (mips_compute_frame_info): ...this and make static. Remove the
3957 SIZE argument and return no value. Remove the setting of initialized.
3958 Update rest of file accordingly.
3959 (mips_set_return_address): Don't call compute_frame_size.
3960 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
3961 Don't call compute_frame_size.
3963 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3965 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
3966 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
3967 mips_hard_frame_pointer_required.
3968 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
3969 large MIPS16 frames.
3970 * config/mips/mips.c (mips_frame_pointer_required): New function.
3972 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3974 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
3975 and hard_frame_pointer_offset.
3976 (mips_debugger_offset): Use hard_frame_pointer_offset.
3977 (mips16e_collect_argument_save_p): Likewise.
3978 (compute_frame_size): Initialize arg_pointer_offset and
3979 hard_frame_pointer_offset.
3980 (mips_initial_elimination_offset): Use them.
3981 (mips_output_function_prologue): Use hard_frame_pointer_offset.
3982 (mips_expand_prologue, mips_expand_epilogue): Likewise.
3984 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3986 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
3988 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
3989 "unsigned int" rather than "int" and put them with the other
3990 register-related fields. Put expanded comments above fields
3991 rather than to their right.
3992 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
3993 with a NUM_REGS_PTR argument.
3994 (mips16e_save_restore_pattern_p): Update accordingly.
3995 (compute_frame_size): Clarify frame diagram. Rewrite.
3997 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3999 * config/mips/mips-ftypes.def: New file.
4000 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
4001 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
4002 (mips_function_type): Redefine using mips-ftypes.def.
4003 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
4004 (mips_builtin_vector_type): New function.
4005 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
4006 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
4007 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
4008 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
4010 (mips_build_function_type): New function.
4011 (mips_init_builtins): Use it to create types lazily.
4013 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
4015 * config/mips/mips.h (set_volatile): Delete.
4016 * config/mips/mips.c (set_volatile): Delete.
4017 (mips_print_operand_punctuation): New function, split out from
4018 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
4019 Use the same character ordering in the code and the comments.
4020 Use a recursive call to handle '*'. Abort on unknown characters.
4021 (mips_init_print_operand_punct): New function, split out from
4023 (mips_print_int_branch_condition): New function, split out from
4024 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
4025 to report unexpected codes.
4026 (mips_print_float_branch_condition): New function, split out from
4027 print_operand. Use output_operand_lossage to report unexpected codes.
4028 (print_operand): Rework to use a case statement. Use the
4029 same letter ordering in the code and the comments. Use
4030 output_operand_lossage to report unexpected codes and
4031 reverse_condition to handle inverted branch conditions.
4032 (override_options): Use mips_init_print_operand_punct.
4034 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
4036 * config/mips/mips.h: Move variable declarations to end of file and
4037 enclose them all in #ifndef USED_FOR_TARGET.
4038 * config/mips/mips.c: Reorder functions into more logical groups,
4039 and so that callees appear before callers. Put the targetm
4040 initializer at the end of the file. Remove forward static
4041 declarations where possible.
4042 (mips_init_builtins): Add "static" to definition.
4043 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
4045 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
4047 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
4048 (TARGET_MAX_ANCHOR_OFFSET): Delete.
4049 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
4050 (mips_set_mips16_mode): Initialize min_anchor_offset and
4051 max_anchor_offset directly to constants.
4053 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
4055 * config/mips/mips.c: Delete trailing whitespace.
4057 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
4059 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
4060 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
4062 * config/mips/mips.md (load_call<mode>): Don't make the unspec
4063 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
4065 2007-10-18 David Daney <ddaney@avtrex.com>
4067 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
4068 reg_offset variable to calculate register locations.
4070 2007-10-18 Richard Guenther <rguenther@suse.de>
4072 * tree-ssa.c (uid_ssaname_map_eq): New function.
4073 (uid_ssaname_map_has): Likewise.
4074 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
4075 * tree-flow.h (struct gimple_df): Make default_defs a
4077 * tree-dfa.c (gimple_default_def): Deal with it.
4078 (set_default_def): Likewise.
4080 2007-10-18 Richard Guenther <rguenther@suse.de>
4082 * tree-flow.h (struct gimple_df): Make referenced_vars
4084 (uid_decl_map_eq): Declare.
4085 (uid_decl_map_hash): Likewise.
4086 * tree-ssa.c (uid_decl_map_eq): New function.
4087 (uid_decl_map_hash): Likewise.
4088 (init_tree_ssa): Make referenced_vars a uid_decl_map.
4089 * tree-flow-inline.h (first_referenced_var): Deal with
4090 the referenced_vars representation change.
4091 (next_referenced_var): Likewise.
4092 * tree-dfa.c (referenced_var_lookup): Likewise.
4093 (referenced_var_check_and_insert): Likewise.
4094 (remove_referenced_var): Likewise.
4096 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
4098 * config/mips/mips.c (mips_dwarf_register_span): New.
4099 (TARGET_DWARF_REGISTER_SPAN): Define.
4101 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
4103 * config.gcc : update score-*-elf(extra_objs).
4104 * config/score/mac.md : Remove.
4105 * config/score/misc.md : Remove.
4106 * config/score/score7.md : Remove.
4107 * config/score/score-mdaux.h : Remove.
4108 * config/score/score-mdaux.c : Remove.
4109 * config/score/score-version.h : Remove.
4110 * config/score/score-generic.md : New.
4111 * config/score/score3.h : New.
4112 * config/score/score3.c : New.
4113 * config/score/score7.h : New.
4114 * config/score/score7.c : New.
4115 * config/score/mul-div.S : add flush_cache score3 support.
4116 * config/score/elf.h : Fix some typos.
4117 * config/score/score.md : merge score3 and score7 pattern.
4118 * config/score/score.c : use to seperate which target it used.
4119 * config/score/score.h : use to seperate the target macro.
4120 * config/score/score.opt : remove -mmac option , add -mscore3,
4121 -mscore3d and -march OPTION support.
4123 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
4125 * cfgexpand.c (expand_stack_vars): Add checking to make sure
4126 that the offset of a variable is not greater than the size
4129 2007-10-17 Anatoly Sokolov <aesok@post.ru>
4131 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
4132 atmega88p, atmega168p and atmega328p devices.
4133 * config/avr/avr.h (LINK_SPEC): (Ditto.).
4134 (CRT_BINUTILS_SPECS): (Ditto.).
4135 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4137 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
4139 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
4141 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
4142 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
4143 (print_insn): Move declaration to ...
4144 * rtl.h (print_insn): ... here.
4146 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
4148 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
4149 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
4150 m68k_sched_branch_type): Move declarations to ...
4151 * config/m68/m68k-protos.h: ... here.
4153 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
4155 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
4157 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
4159 * config/avr/avr.c (avr_mcu_types): Add attiny48.
4160 * config/avr/avr.h (LINK_SPEC): Likewise.
4161 (CRT_BINUTILS_SPECS): Likewsie.
4162 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4164 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
4166 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
4167 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
4168 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4170 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
4173 * reg-stack.c (move_for_stack_reg): Swap input argument of
4174 UNSPEC_TAN insn to the top of the stack.
4176 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
4179 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
4180 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
4181 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
4182 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
4183 immediate shift value.
4184 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
4185 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
4186 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
4187 Remove macros for !__OPTIMIZE__ case.
4189 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
4191 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
4193 (perform_var_substitution): Only DFS from real nodes. Don't test
4195 (unite_pointer_equivalences): Fix broken test.
4197 2007-10-17 Alan Modra <amodra@bigpond.net.au>
4199 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
4200 altivec sp_offset. Rearrange sp_offset assignments to
4201 correspond to stack adjustments. Use frame_reg_rtx for
4202 SPE register restores. Correct SPE stack adjustment.
4204 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4206 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
4207 * toplev.c (check_global_declaration_1): Use appropriate warning
4208 option instead of unnamed warning.
4209 * stor-layout.c (layout_decl): Likewise.
4210 * c-typeck.c (build_conditional_expr): Likewise.
4211 (build_compound_expr): Fix wrong comment.
4212 (build_binary_op): Use appropriate warning option instead of
4214 * cfgexpand.c (tree_expand_cfg): Likewise.
4215 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4216 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
4217 (execute_warn_function_return): Likewise.
4218 * stmt.c (warn_if_unused_value): Likewise.
4220 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
4222 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
4223 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
4225 (CRT_BINUTILS_SPECS): Likewsie.
4226 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4228 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
4231 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
4233 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4235 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
4236 (fini_dce): Only release them for the fast pass.
4237 (end_ud_dce): Delete.
4238 (rest_of_handle_ud_dce): Do not modify df_in_progress.
4239 Call fini_dce instead of end_ud_dce.
4240 (rest_of_handle_fast_dce): Do not modify df_in_progress.
4241 (run_fast_df_dce): Reset df_in_progress to false on exit.
4243 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
4244 Maxim Kuvyrkov <maxim@codesourcery.com>
4246 * target.h (unspec_may_trap_p): New target hook.
4247 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
4248 * targhooks.c (default_unspec_may_trap_p): Default implementation of
4250 * targhooks.h (default_unspec_may_trap_p): Declare it.
4251 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
4252 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
4253 * rtl.h (may_trap_p_1): Declare.
4255 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
4256 override default hook implementation.
4257 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
4260 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4262 * doc/invoke.texi (Wextra): Move it just after Wall, list the
4263 options enabled by Wextra and mention Wuninitialized.
4265 2007-10-15 Nigel Stephens <nigel@mips.com>
4267 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
4269 2007-10-15 Jakub Jelinek <jakub@redhat.com>
4271 PR tree-optimization/33136
4272 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
4274 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
4276 PR tree-optimization/33735
4277 PR tree-optimization/33572
4278 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
4279 2007-10-09's change.
4280 * except.c (duplicate_eh_regions): Don't look for prev_try
4281 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
4283 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
4286 * tree-inline.c (copy_bb): Use bsi_replace to replace a
4287 __builtin_va_arg_pack-containing call stmt.
4289 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
4291 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
4294 2007-10-15 Jakub Jelinek <jakub@redhat.com>
4296 PR tree-optimization/33619
4297 * tree-ssa-ter.c (is_replaceable_p): Return false for all
4300 2007-10-15 David Edelsohn <edelsohn@gnu.org>
4302 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
4304 2007-10-15 Richard Guenther <rguenther@suse.de>
4306 * fold-const.c (extract_array_ref): Remove.
4307 (fold_comparison): Handle POINTER_PLUS_EXPR with the
4308 generic address expression comparison folding. Remove
4309 the folding that used extract_array_ref.
4311 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
4314 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
4315 speculation type of insn can be changed before trying to do that.
4317 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
4319 * dse.c (struct insn_info): Add 'frame_read' field.
4320 (scan_insn): For the call to a const function, set frame_read if
4321 reload has been run.
4322 If the insn reads the frame, kill the frame related stores.
4323 (scan_reads_nospill): Likewise.
4325 2007-10-14 Jason Merrill <jason@redhat.com>
4327 * tree-eh.c (optimize_double_finally): Don't assume that the
4328 cleanup we're duplicating is only one statement.
4330 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
4332 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
4333 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
4334 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
4335 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
4336 tree-vect-transform.c: Fix comment typos.
4337 * doc/extend.texi: Fix a typo.
4339 * c-common.h: Remove the prototype for c_expand_body.
4340 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
4341 * tree.h: Remove the prototype for fold_build_call_expr.
4343 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
4345 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
4347 2007-10-13 David Edelsohn <edelsohn@gnu.org>
4349 * config/rs6000/aix53.h: New file.
4350 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
4351 (TARGET_ALTIVEC_ABI): Same.
4352 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
4353 (TARGET_ALTIVEC_ABI): Delete.
4354 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
4355 stanza defaulting to aix5.3.
4357 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
4359 * config/i386/i386.md (SI_REG, DI_REG): New constants.
4360 (strmov): Use defined constants.
4361 (cmpstrnsi): Likewise.
4362 * config/i386/i386.c (decide_alg): Use defined constants.
4363 (ix86_expand_strlen): Likewise.
4365 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
4367 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
4368 * var-tracking.c (micro_operation_def): Update comment on u.loc.
4369 (mode_for_reg_attrs, var_lowpart): New functions.
4370 (add_uses): Consider recording a lowpart of LOC for MO_USE.
4371 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
4372 or copy is known, set LOC to the SET that performs the set, instead
4374 (find_src_status, find_src_set_src): Remove LOC parameter.
4375 Replace INSN with the source value.
4376 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
4377 handling MO_SET and MO_COPY. Update the calls to find_src_status
4378 and find_src_set_src.
4380 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
4383 * config/i386/i386.md (strmov): Check for esi and edi usage.
4384 * config/i386/i386.c (decide_alg): Check whether we can use a
4385 rep prefix and adjust algorithm choice accordingly.
4386 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
4388 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4390 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
4392 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
4394 * global.c (build_insn_chain): Formatting fixes.
4396 2007-10-12 Richard Guenther <rguenther@suse.de>
4398 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
4399 combining both operands require either both have single uses
4400 or combining to a constant.
4402 2007-10-12 Richard Guenther <rguenther@suse.de>
4405 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
4406 a rhs with side-effects or which is a load.
4407 (forward_propagate_into_cond): Also try combining both operands.
4409 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
4411 PR tree-optimization/33742
4412 * tree-vect-transform.c (vectorizable_operation): Return false
4413 if get_vectype_for_scalar_type for scalar_dest can't be determined.
4414 (vectorizable_call): Same for rhs_type and lhs_type.
4416 2007-10-12 Jakub Jelinek <jakub@redhat.com>
4418 PR tree-optimization/33645
4419 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
4420 pass it to walk_tree.
4421 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
4422 When calling set_is_used on a VAR_DECL, if data is not NULL and
4423 its DECL_UID is in the bitmap, call mark_all_vars_used on its
4424 DECL_INITIAL after clearing the bit in bitmap.
4425 (remove_unused_locals): Adjust mark_all_vars_used callers.
4426 Instead of removing unused global vars from unexpanded_var_list
4427 immediately record them in bitmap, call mark_all_vars_used on
4428 all used global vars from unexpanded_var_list and only purge
4429 global vars that weren't found used even during that step.
4431 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4433 * gthr-posix.h (__gthread_active_init): Create detached instead of
4434 joinable thread when testing whether threads are active on hppa-hpux.
4435 * gthr-posix95.h (__gthread_active_init): Likewise.
4437 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4440 * global.c (build_insn_chain): Include insn that occur between
4443 2007-10-11 Tom Tromey <tromey@redhat.com>
4445 * gengtype-yacc.y: Delete.
4447 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
4449 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
4450 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
4451 function_value_32, function_value_64, function_value_ms_64,
4452 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
4453 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
4456 2007-10-11 Richard Guenther <rguenther@suse.de>
4458 * gcse.c (hash_scan_set): If the next nonnote insn is in
4459 a different basic block insert the set.
4461 2007-10-11 Richard Guenther <rguenther@suse.de>
4464 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
4465 (verify_gimple_expr): Use it to verify pointer-to types for
4468 2007-10-11 Richard Guenther <rguenther@suse.de>
4471 * c-typeck.c (build_array_ref): Do not strip qualifiers from
4472 the array element type.
4474 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4476 PR rtl-optimization/33638
4477 * dse.c (struct insn_info): Remove 'stack_read' field,
4478 add 'stack_pointer_based' field.
4479 (record_store): For a store with non-constant base, record
4480 whether it is stack pointer based.
4481 (scan_insn): For the call to a const function, remove stack
4482 pointer based stores from the list of local active stores.
4483 (scan_reads_nospill): Delete code dealing with const functions.
4485 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
4487 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
4489 (conflict_p, set_conflict, set_conflicts): Likewise.
4490 * global.c (global_alloc): Likewise.
4491 * ra.h: Update prototypes.
4493 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
4495 * opth-gen.awk: Fixed generation of comment stating the origin
4498 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
4501 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4502 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
4503 and '%}', respectively.
4506 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4507 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
4508 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
4510 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
4514 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
4515 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
4516 syntax for ASSEMBLER_DIALECT.
4517 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
4519 2007-10-10 Revital Eres <eres@il.ibm.com>
4521 * modulo-sched.c (check_nodes_order): Dump the final order of
4523 (get_sched_window): Add dump info.
4524 (calculate_order_params): Dump order params of the nodes.
4526 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
4529 * ra-conflict.c (record_one_conflict_between_regnos,
4530 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
4531 (global_conflicts): Enhanced incorrect check.
4533 2007-10-09 Geoffrey Keating <geoffk@apple.com>
4535 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
4536 if flag_exceptions is not set.
4537 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
4538 assemble_name rather than incorrectly emulating it.
4540 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
4541 friends are removed from G++.
4543 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4545 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
4546 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
4547 enabling them is redundant. Don't check two times for
4550 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
4552 * ra-conflict.c (record_one_conflict_between_regnos): Revert
4554 (set_conflicts_for_earlyclobber): Likewise.
4555 (global_conflicts): Likewise.
4557 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4559 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
4560 and '%}', respectively.
4562 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4564 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
4565 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
4567 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
4570 2007-10-09 Richard Guenther <rguenther@suse.de>
4573 * gimplify.c (canonicalize_component_ref): Honor qualifiers
4574 of referenced structure and component.
4576 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
4579 * ra-conflict.c (record_one_conflict_between_regnos,
4580 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
4581 (global_conflicts): Removed incorrect check.
4583 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
4585 PR tree-optimization/33615
4586 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
4587 if the statement might throw. Fix formatting.
4589 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
4591 PR tree-optimization/33615
4592 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
4593 if the rhs might throw.
4595 2007-10-09 Jan Hubicka <jh@suse.cz>
4597 * invoke.texi (align-threshold, align-loop-iterations): Document.
4598 * final.c: Include cfgloop.h, params.h
4599 (compute_alignments): Dump decisions and compare them with loop
4600 structure; honor given parameters.
4601 (pass_compute_alignments): New dump file.
4602 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
4603 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
4605 2007-10-09 James E. Wilson <wilson@specifix.com>
4607 PR tree-optimization/33655
4609 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
4610 convert it to bitsizetype before size_binop call.
4612 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
4614 PR tree-optimization/33572
4615 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
4616 the absence of a corresponding edge from the exit block.
4618 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
4621 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
4623 (sra_build_assignment): Likewise. Set up mask depending on
4624 precision, not type.
4625 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
4626 computing bit masks.
4627 (sra_build_elt_assignment): Don't view-convert from signed to
4629 (sra_explode_bitfield_assignment): Use bit-field type if
4630 possible. Use BYTES_BIG_ENDIAN.
4632 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
4635 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
4636 the original stmt can throw.
4637 (sra_build_bf_assignment): Fix type mismatch when applying negated
4640 2007-10-08 Geoffrey Keating <geoffk@apple.com>
4642 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
4643 '#pragma mark' to be executed at preprocessing time.
4645 2007-10-08 Ollie Wild <aaw@google.com>
4647 * varasm.c (compare_constant): Removed call to
4648 lang_hooks.expand_constant.
4649 (copy_constants): Removed call to lang_hooks.expand_constant.
4650 (compute_reloc_for_constant): Removed call to
4651 lang_hooks.expand_constant.
4652 (output_addressed_constants): Removed call to
4653 lang_hooks.expand_constant.
4654 (constructor_static_from_elts_p): Removed call to
4655 lang_hooks.expand_constant.
4656 (output_constant): Removed calls to lang_hooks.expand_constant.
4657 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4658 * langhooks-def.h (lhd_return_tree): Removed.
4659 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4660 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4661 * langhooks.c (lhd_return_tree): Removed.
4663 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
4665 * combine.c (setup_incoming_promotions): Ensure that
4666 arguments that have not undergone mode promotions do not
4667 incorrectly get marked as being sign- or zero-extended.
4669 2007-10-08 Richard Guenther <rguenther@suse.de>
4674 * fold-const.c (fold_binary): Use correct types in folding
4675 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
4676 and building of RROTATE_EXPR.
4678 2007-10-08 Richard Guenther <rguenther@suse.de>
4683 * fold-const.c (fold_binary): Use the correct types when
4684 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
4685 (fold_binary): Use the correct types when folding
4686 (-A) - B to (-B) - A.
4687 (fold_unary): Use the correct types when folding ~(X).
4689 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4691 * doc/invoke.texi (Wall): fix formatting issues.
4693 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
4695 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
4696 truncated shift counts.
4698 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
4700 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
4701 syntax for ASSEMBLER_DIALECT.
4702 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
4704 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
4705 Nathan Froyd <froydnj@codesourcery.com>
4707 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
4708 when determining whether to record INCOMING_RETURN_ADDR_RTX.
4710 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
4713 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4715 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4716 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
4717 the function, temporarily point the debug interface to the null one.
4719 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
4721 PR tree-optimization/33655
4723 * tree-sra.c (bitfield_overlaps_p): Handle array and complex elements.
4725 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
4727 PR tree-optimization/33572
4728 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
4729 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
4730 (update_ssa_across_abnormal_edges): ... this. Set slots in the
4732 (copy_edges_for_bb): Handle nonlocal label edges.
4733 (make_nonlocal_label_edges): Deleted.
4734 (optimize_inline_calls): Don't call it.
4736 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
4738 * gthr-single.h: Revert last change.
4740 2007-10-05 Michael Matz <matz@suse.de>
4743 * lower-subreg.c (decompose_multiword_subregs): Use
4744 validate_unshare_change().
4746 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
4748 * ra-conflict.c: Include "sparseset.h".
4749 (conflicts): Change to HOST_WIDEST_FAST_INT.
4750 (allocnos_live): Redefine variable as a sparseset.
4751 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
4753 (allocno_row_words): Removed global variable.
4754 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
4755 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
4756 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
4757 (record_one_conflict_between_regnos): Cache allocno values and reuse.
4759 (record_one_conflict): Update uses of allocnos_live to use
4760 the sparseset routines. Use set_conflicts_p.
4761 (mark_reg_store): Likewise.
4762 (set_reg_in_live): Likewise.
4763 (global_conflicts): Update uses of allocnos_live.
4764 Use the new adjacency list to visit an allocno's neighbors
4765 rather than iterating over all possible allocnos.
4766 Call set_conflicts_p to setup conflicts rather than adding
4768 * global.c: Comments updated.
4769 (CONFLICTP): Delete define.
4770 (regno_compare): New function. Add prototype.
4771 (global_alloc): Sort the allocno to regno mapping according to
4772 which basic blocks the regnos are referenced in. Modify the
4773 conflict bit matrix to a compressed triangular bitmatrix.
4774 Only allocate the conflict bit matrix and adjacency lists if
4775 we are actually going to allocate something.
4776 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
4777 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
4778 allocno's neighbors rather than iterating over all possible allocnos.
4779 (mirror_conflicts): Removed function.
4780 (dump_conflicts): Iterate over regnos rather than allocnos so
4781 that all dump output will be sorted by regno number.
4782 Use the FOR_EACH_CONFLICT macro.
4783 * ra.h: Comments updated.
4784 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
4785 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
4787 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
4788 (adjacency_list_d, adjacency_iterator_d): New types.
4789 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
4790 adjacency_iter_next, regno_basic_block): New static inline functions.
4791 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
4792 (conflict_p): Add function prototype.
4793 * sparseset.h, sparseset.c: New files.
4794 * Makefile.in (OBJS-common): Add sparseset.o.
4795 (sparseset.o): New rule.
4797 2007-10-05 Richard Guenther <rguenther@suse.de>
4800 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
4803 2007-10-05 Michael Matz <matz@suse.de>
4806 * function.c (match_asm_constraints_1): Check for input
4807 being used in the outputs.
4809 2007-10-05 Richard Guenther <rguenther@suse.de>
4811 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
4813 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
4816 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
4817 subset checks. Make the cost of FPR -> FPR moves depend on
4818 mips_mode_ok_for_mov_fmt_p.
4820 2007-10-04 Doug Kwan <dougkwan@google.com>
4822 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
4823 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4824 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
4825 support of conditional variables.
4826 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
4827 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4828 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
4829 support of conditional variables.
4830 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
4831 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4832 conditional variables.
4833 * gthr.h: Update comments to document new interface.
4835 2007-10-04 Geoffrey Keating <geoffk@apple.com>
4837 * cgraphunit.c (cgraph_build_static_cdtor): Don't set DECL_IGNORED_P.
4839 2007-10-04 Anatoly Sokolov <aesok@post.ru>
4841 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
4843 2007-10-04 Richard Guenther <rguenther@suse.de>
4846 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
4847 does not need to be of INTEGER_TYPE.
4848 (verify_gimple_2): New function split out from ...
4849 (verify_gimple_1): ... here. ICE if there was an error during
4852 2007-10-04 Michael Matz <matz@suse.de>
4854 PR rtl-optimization/33653
4855 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
4856 * dse.c (scan_insn): Same.
4858 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
4860 * config.gcc: Remove USE_GAS for m68k targets.
4862 2007-10-04 Richard Guenther <rguenther@suse.de>
4864 PR tree-optimization/33627
4865 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
4866 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
4868 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
4869 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
4871 2007-10-04 Anatoly Sokolov <aesok@post.ru>
4873 * config/avr/avr.c (commands_in_file, commands_in_prologues,
4874 commands_in_epilogues): Remove variables.
4875 (avr_file_start): Remove unneded initializations of commands_in_file,
4876 commands_in_prologues and commands_in_epilogues variables.
4877 (avr_file_end): Remove dead code.
4879 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
4881 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
4882 MOTOROLA is to true.
4884 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
4887 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
4888 (mips_split_doubleword_move): ...this.
4889 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
4890 use natural endianness for multi-format FPR values.
4891 (mips_split_64bit_move): Rename to...
4892 (mips_split_doubleword_move): ...this and extend to 64-bit words.
4893 Use move_doubleword_fpr* patterns for moves involving FPRs.
4894 (mips_save_reg): Update the call to mips_split_64bit_move.
4895 (mips_secondary_reload_class): Return NO_REGS for any reload of a
4896 nonzero constant into an FPR if the constant can be forced to memory.
4897 * config/mips/mips.md: Update the splitter calls to
4898 mips_split_64bit_move.
4899 (UNSPEC_LOAD_DF_LOW): Rename to...
4900 (UNSPEC_LOAD_LOW): ...this.
4901 (UNSPEC_LOAD_DF_HIGH): Rename to...
4902 (UNSPEC_LOAD_HIGH): ...this.
4903 (UNSPEC_STORE_DF_HIGH): Rename to...
4904 (UNSPEC_STORE_WORD): ...this.
4905 (SPLITF): New mode iterator.
4906 (HALFMODE): New mode attribute.
4907 (movtf): New expander.
4908 (*movtf_internal): New define_insn_and_split.
4909 (move_doubleword_fpr<mode>): New expander.
4910 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
4912 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
4913 (mfhc1<mode>): ...these more general patterns.
4915 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
4917 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
4919 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
4921 * gcse.c (hash_scan_set): Insert set in insn before note at
4922 the end of basic block.
4924 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
4926 PR tree-optimization/33576
4927 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
4928 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
4929 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
4930 (remove_iv): Declared.
4931 * lambda-code.c (remove_iv): Not static.
4932 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
4933 Don't remove ivs there, save ivs in the buffer.
4935 2007-10-03 Jason Merrill <jason@redhat.com>
4938 * tree-eh.c (same_handler_p): New fn.
4939 (optimize_double_finally): New fn.
4940 (refactor_eh_r): New fn.
4941 (refactor_eh): New fn.
4942 (pass_refactor_eh): New pass.
4943 * tree-pass.h: Declare it.
4944 * passes.c (init_optimization_passes): Add it.
4946 2007-10-03 Doug Kwan <dougkwan@google.com>
4947 Richard Guenther <rguenther@suse.de>
4950 * dwarf2out.c (reference_to_unused): Disable sanity checking,
4951 be conservative instead.
4953 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4956 * doc/invoke.texi (-fwhole-program): Document that Fortran
4957 doesn't support this option.
4959 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
4962 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to expand_expr.
4964 2007-10-02 David Daney <ddaney@avtrex.com>
4966 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
4967 against constant zero.
4968 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
4971 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
4973 * ra-conflict.c: New file.
4975 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
4976 usage to DF_LIVE usage.
4977 (reload): Remove reference to df_get_live_top.
4978 * rtlanal.c (subreg_nregs_with_regno): New function.
4979 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
4980 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
4981 (df_has_eh_preds): Removed.
4982 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
4983 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
4985 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
4986 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
4987 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
4988 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
4989 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
4990 (global_alloc): Turn off rescanning insns after call to
4991 global_conflicts and added call to set_preferences.
4992 (global_conflicts): Moved to ra-alloc.c.
4993 (set_preferences_1, set_preferences): New function.
4994 (mirror_conflicts): Changed types for various variables.
4995 (mark_elimination): Change DF_RA_LIVE
4996 usage to DF_LIVE usage.
4997 (build_insn_chain): Rewritten from scratch and made local.
4998 (print_insn_chain, print_insn_chains): New functions.
4999 (dump_conflicts): Do not print conflicts for fixed_regs.
5000 (rest_of_handle_global_alloc): Turn off insn rescanning.
5001 * hard-reg-set.h: Fixed comment.
5002 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
5003 usage to DF_LIVE usage and delete refs to TOP sets.
5004 (block_alloc): Mark regs as live if they are in the artificial
5005 defs at top of block.
5006 (find_stack_regs): New function.
5007 (rest_of_handle_local_alloc): Changed urec problem to live
5008 problem and do not turn off df rescanning.
5009 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
5010 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
5011 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
5012 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
5013 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
5014 fields in df_ref_flags. The rest have been renumbered.
5015 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
5017 * rtl.h (subreg_nregs_with_regno): New function.
5018 * df-problems.c: (df_get_live_out, df_get_live_in,
5019 df_get_live_top): Removed reference to DF_RA_LIVE.
5020 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
5021 df_live_alloc, df_live_reset, df_live_local_finalize,
5022 df_live_free): Make top set only if different from in set.
5023 (df_lr_top_dump, df_live_top_dump): Only print top set if
5024 different from in set.
5025 (df_lr_bb_local_compute): Removed unnecessary check.
5026 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
5027 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
5028 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
5029 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
5030 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
5031 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
5032 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
5033 df_urec_add_problem): Removed.
5034 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
5036 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
5037 * basic_block.h (bb_has_abnormal_pred): New function.
5038 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
5039 usage to DF_LIVE usage.
5041 2007-10-02 Revital Eres <eres@il.ibm.com>
5043 * config/rs6000/predicates.md (easy_vector_constant): Return false
5044 for 750CL paired vectors.
5045 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
5047 (vec_initv2sf): Add new description.
5048 (vconcatsf): Likewise.
5049 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
5050 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
5052 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
5054 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
5055 sinking the last stmt in a BB.
5057 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
5060 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
5061 (sra_hash_tree): Handle BIT_FIELD_REFs.
5062 (sra_elt_hash): Don't hash bitfld blocks.
5063 (sra_elt_eq): Skip them in parent compares as well. Handle
5065 (build_element_name_1): Handle BIT_FIELD_REFs.
5066 (instantiate_element): Propagate nowarn from parents. Create
5067 BIT_FIELD_REF for variables that are widened by scalarization.
5068 Gimple-zero-initialize all bit-field variables that are not
5069 part of parameters that are going to be scalarized on entry.
5070 (instantiate_missing_elements_1): Return the sra_elt.
5071 (canon_type_for_field): New.
5072 (try_instantiate_multiple_fields): New. Infer widest possible
5073 access mode from decl or member type, but clip it at word
5074 size, and only widen it if a field crosses an alignment boundary.
5075 (instantiate_missing_elements): Use them.
5076 (generate_one_element_ref): Handle BIT_FIELD_REFs.
5077 (scalar_bitfield_p): New.
5078 (sra_build_assignment): Optimize assignments from scalarizable
5079 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift counts.
5081 (sra_build_bf_assignment): New. Optimize assignments to
5082 scalarizable BIT_FIELD_REFs.
5083 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
5084 assignments to full variables.
5085 (generate_copy_inout): Use the new macros and functions.
5086 (generate_element_copy): Likewise. Handle bitfld differences.
5087 (generate_element_zero): Don't recurse for blocks. Use
5088 sra_build_elt_assignment.
5089 (generate_one_element_init): Take elt instead of var. Use
5090 sra_build_elt_assignment.
5091 (generate_element_init_1): Adjust.
5092 (bitfield_overlap_info): New struct.
5093 (bitfield_overlaps_p): New.
5094 (sra_explode_bitfield_assignment): New. Adjust widened
5095 variables to account for endianness.
5096 (sra_sync_for_bitfield_assignment): New.
5097 (scalarize_use): Re-expand assignment to/from scalarized
5098 BIT_FIELD_REFs. Explode or sync needed members for
5099 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
5100 (scalarize_copy): Use REPLDUP.
5101 (scalarize_ldst): Move assert before dereference. Adjust EH handling.
5102 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
5104 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
5106 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
5107 Rename CR_* constants to CMP_*. Fix spacing.
5109 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5112 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
5113 to be processed with the special script doc/install.texi2html.
5115 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5117 * doc/invoke.texi (Wall): List the options enabled by Wall.
5118 (Wstrict-aliasing): Add missing @option.
5120 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
5122 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
5123 rather than gen_lowpart to change a register from DImode to DFmode.
5124 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
5125 both FROM and TO are integer modes that are no bigger than 4 bytes.
5126 (mips_mode_ok_for_mov_fmt_p): New function.
5127 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
5128 (mips_secondary_reload_class): Tweak formatting and comments.
5129 Use reg_class_subset_p instead of direct comparisons with
5130 classes. Only allow direct FPR<->FPR moves for modes that
5131 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
5132 for 4- and 8-byte types. Handle reloads in which X is an FPR.
5133 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
5134 (*movdi_64bit): Likewise.
5135 (*movsi_internal): Likewise.
5136 (*movhi_internal): Likewise.
5137 (*movqi_internal): Likewise.
5139 2007-09-30 Diego Novillo <dnovillo@google.com>
5142 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
5145 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
5147 PR tree-optimization/33597
5148 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
5149 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
5151 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
5153 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
5154 instead of variants of (!reload_in_progress && !reload_completed).
5155 (x86_expand_vector_move): Ditto.
5157 2007-09-28 Ollie Wild <aaw@google.com>
5160 2007-09-27 Ollie Wild <aaw@google.com>
5162 * varasm.c (compare_constant): Removed call to
5163 lang_hooks.expand_constant.
5164 (copy_constants): Removed call to lang_hooks.expand_constant.
5165 (compute_reloc_for_constant): Removed call to
5166 lang_hooks.expand_constant.
5167 (output_addressed_constants): Removed call to
5168 lang_hooks.expand_constant.
5169 (constructor_static_from_elts_p): Removed call to
5170 lang_hooks.expand_constant.
5171 (output_constant): Removed calls to lang_hooks.expand_constant.
5172 * langhooks.h (struct lang_hooks): Removed field expand_constant.
5173 * langhooks-def.h (lhd_return_tree): Removed.
5174 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
5175 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
5176 * langhooks.c (lhd_return_tree): Removed.
5178 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5181 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
5182 argument to gen_selb.
5184 2007-09-28 Chao-ying Fu <fu@mips.com>
5186 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
5187 * doc/libgcc.texi (Fixed-point fractional library routines):
5188 Fix typos for neg and cmp functions.
5190 2007-09-28 Michael Matz <matz@suse.de>
5192 PR rtl-optimization/33552
5193 * function.c (match_asm_constraints_1): Check for overlap in
5194 inputs and replace all occurences.
5196 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
5198 * config/mips/mips.c (override_options): Fix comment typo.
5200 2007-09-28 Jie Zhang <jie.zhang@analog.com>
5202 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
5203 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
5204 * config/bfin/t-bfin-linux (crti.o): Don't build.
5206 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
5207 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
5209 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
5211 2007-09-27 Ollie Wild <aaw@google.com>
5213 * varasm.c (compare_constant): Removed call to
5214 lang_hooks.expand_constant.
5215 (copy_constants): Removed call to lang_hooks.expand_constant.
5216 (compute_reloc_for_constant): Removed call to
5217 lang_hooks.expand_constant.
5218 (output_addressed_constants): Removed call to
5219 lang_hooks.expand_constant.
5220 (constructor_static_from_elts_p): Removed call to
5221 lang_hooks.expand_constant.
5222 (output_constant): Removed calls to lang_hooks.expand_constant.
5223 * langhooks.h (struct lang_hooks): Removed field expand_constant.
5224 * langhooks-def.h (lhd_return_tree): Removed.
5225 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
5226 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
5227 * langhooks.c (lhd_return_tree): Removed.
5229 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5232 * expr.c (emit_group_load_1): Split constant double when destination
5233 length is half source length.
5235 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
5237 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
5238 (mips_cpu_info): Add tune_flags.
5239 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
5240 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
5242 (override_options): Remove deprecation code. Use branch-likely
5243 instructions for optimize_size or if the tuning flags do not
5244 suggest otherwise. Tweak warning.
5245 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
5247 2007-09-27 Matthias Klose <doko@ubuntu.com>
5249 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
5250 multilib osdirname if it exists.
5251 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
5253 2007-09-27 Ian Lance Taylor <iant@google.com>
5255 PR tree-optimization/33565
5256 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
5257 assignments of comparisons.
5258 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
5259 parameter. Change caller. Defer overflow warnings around call to
5261 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
5262 TREE_NO_WARNING is set on the statement.
5263 * tree-ssa-forwprop.c
5264 (tree_ssa_forward_propagate_single_use_vars): Don't test
5265 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
5266 * tree-cfg.c (fold_cond_expr_cond): Likewise.
5268 2007-09-27 Joseph Myers <joseph@codesourcery.com>
5270 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
5271 reduce offset by units of 0x10000 for SPE vector modes or modes
5272 used with E500 double instructions.
5274 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
5276 * simplify-rtx.c (comparison_result): New.
5277 (simplify_const_relational_operation): Use it instead of the five
5278 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
5279 Improve bounds-checking optimizations; remove subsumed POPCOUNT
5280 optimizations. Extract nonzero_address_p optimizations into a
5281 separate "if" together with optimizations where op1 is const0_rtx.
5282 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
5283 floating-point arguments too when appropriate. Hoist test for ABS
5284 outside the final switch statement.
5285 * cse.c (fold_rtx): Don't look for an IOR equivalent of
5286 folded_arg0 if we found a constant equivalent. Remove
5287 transformations done in simplify-rtx.c for "op0 RELOP op0".
5289 2007-09-27 Jakub Jelinek <jakub@redhat.com>
5291 * builtins.c (expand_builtin, expand_builtin_object_size,
5292 expand_builtin_memory_chk, maybe_emit_chk_warning,
5293 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
5295 * expr.c (expand_expr_real_1): Likewise.
5296 * langhooks-def.h (struct diagnostic_info): Add forward decl.
5297 (lhd_print_error_function): Add third argument.
5298 * langhooks.h (struct diagnostic_info): Add forward decl.
5299 (struct lang_hooks): Add third argument to print_error_function.
5300 * diagnostic.h (diagnostic_info): Add abstract_origin field.
5301 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
5303 (diagnostic_report_current_function): Likewise.
5304 * toplev.c (announce_function): Pass NULL as second argument to
5305 diagnostic_set_last_function.
5306 * diagnostic.c (diagnostic_report_current_function): Add second
5307 argument, pass it as third argument to lang_hooks.print_error_function.
5308 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
5309 to diagnostic_report_current_function.
5310 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
5311 and message.abstract_origin.
5312 (verbatim): Initialize abstract_origin.
5313 * pretty-print.h (text_info): Add abstract_origin field.
5314 * pretty-print.c (pp_base_format): Handle %K.
5315 * langhooks.c (lhd_print_error_function): Add third argument. If
5316 diagnostic->abstract_origin, print virtual backtrace.
5317 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
5318 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
5319 (init_dynamic_diag_info): Likewise.
5321 2007-09-26 David Daney <ddaney@avtrex.com>
5324 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
5325 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
5326 sync_old_nand<mode>, sync_new_nand<mode>,
5327 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
5328 Update length attributes.
5329 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
5330 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
5332 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
5333 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
5334 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
5337 2007-09-26 Richard Guenther <rguenther@suse.de>
5339 PR tree-optimization/33563
5340 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
5341 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
5343 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
5344 get_use_of_stmt_lhs.
5346 2007-09-26 Joseph Myers <joseph@codesourcery.com>
5349 * c-common.c (complete_array_type): Diagnose too-large arrays and
5350 set type to error_mark_node.
5352 2007-09-26 Richard Guenther <rguenther@suse.de>
5354 PR tree-optimization/30375
5355 PR tree-optimization/33560
5356 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
5360 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
5362 * tree-ssa-dse.c (aggregate_vardecl_d): New.
5363 (dse_global_data): Add aggregate_vardecl field.
5364 (dse_possible_dead_store_p): New.
5365 Add prev_defvar variable.
5366 Allow immediate uses and previous immediate uses to differ
5367 if they are setting different parts of the whole.
5368 (get_aggregate_vardecl): New.
5369 (dse_record_partial_aggregate_store): New.
5370 (dse_whole_aggregate_clobbered_p): New.
5371 (dse_partial_kill_p): New.
5372 Call dse_maybe_record_aggregate_store().
5373 When checking whether a STMT and its USE_STMT refer to the
5374 same memory address, check also for partial kills that clobber
5376 Move some variable definitions to the block where they are used.
5377 (aggregate_vardecl_hash): New.
5378 (aggregate_vardecl_eq): New.
5379 (aggregate_vardecl_free): New.
5380 (aggregate_whole_store_p): New.
5381 (tree_ssa_dse): Initialize and free aggregate_vardecl.
5382 Mark which aggregate stores we care about.
5384 2007-09-25 DJ Delorie <dj@redhat.com>
5387 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of XINT.
5389 2007-09-25 Michael Meissner <michael.meissner@amd.com>
5392 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
5393 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
5394 for vector int32 -> int64 conversions. Don't write beyond the end
5395 of the allocated vector for int32 -> int64 conversions.
5397 2007-09-25 Revital Eres <eres@il.ibm.com>
5399 * config/rs6000/paired.h (paired_sel): New.
5400 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
5401 (rs6000_expand_ternop_builtin): Pass zero const_double operand
5402 when expanding selv2sf.
5403 * config/rs6000/rs6000.h (rs6000_builtins): Add
5404 PAIRED_BUILTIN_SELV2SF4.
5406 2007-09-25 Joseph Myers <joseph@codesourcery.com>
5409 * c-typeck.c (default_conversion): Call require_complete_type
5410 before perform_integral_promotions.
5411 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
5412 (build_c_cast): Call require_complete_type except for casts to
5414 (convert_for_assignment): Call require_complete_type.
5416 2007-09-25 Revital Eres <eres@il.ibm.com>
5418 * config/spu/spu.md: Fix doloop pattern.
5420 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
5422 * config/bfin/bfin.c (expand_prologue_reg_save,
5423 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
5424 and ASTAT moved here...
5425 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
5426 ... from here. New argument ALL; callers changed.
5427 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
5428 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
5429 have the "saveall" attribute.
5431 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
5433 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
5435 (INCOMING_REGNO, OUTGOING_REGNO): Define.
5436 * config/mmix/mmix.c (mmix_opposite_regno): New function.
5437 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
5439 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
5440 with REG_P tests before REGNO access.
5442 2007-09-24 DJ Delorie <dj@redhat.com>
5445 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
5447 (movqicc_<code>_<mode>): Likewise.
5448 (movhicc_<code>_<mode>): Likewise.
5450 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
5453 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
5454 register for reload.
5456 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
5459 * config/i386/i386.c (ix86_comp_type_attributes): Check
5462 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5464 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
5465 "move.l %a4,%a4" to produce nops.
5466 * config/m68k/m68k.c (override_options): Reset align options,
5467 if neccessary align macro isn't avaible.
5469 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5471 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
5473 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5475 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
5477 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
5478 reload is completed.
5479 (peephole pattern): Convert most of them to RTL peephole pattern.
5481 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5483 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
5484 (moved from fp compare patterns).
5485 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
5486 Cleanup predicates to relieve reload.
5487 (conditional_trap): Reject conditional trap with fp condition.
5488 * config/m68k/predicates.md (fp_src_operand): New, reject
5489 certain constants early.
5491 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5493 * final.c (final_scan_insn): Remove accidentally duplicated code.
5495 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5497 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
5498 Allow --with-tune=cell and --with-cpu=cell.
5500 2007-09-24 David Edelsohn <edelsohn@gnu.org>
5502 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
5503 * config/rs6000/rs6000.opt (swdiv): Change option to ...
5505 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
5507 (TARGET_BUILTIN_RECIPROCAL): Use it.
5508 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
5509 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
5510 (rs6000_emit_swrsqrtsf): New.
5511 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
5513 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
5514 (divsf3): Remove swdiv support.
5517 (rsqrt_internal1): New.
5518 (divdf3): Remove swdiv support.
5521 2007-09-24 Jakub Jelinek <jakub@redhat.com>
5524 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
5526 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
5527 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
5528 * tree.c (type_hash_eq): For FUNCTION_TYPE use
5529 lang_hooks.type.type_hash_eq in addition to generic tests.
5531 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
5532 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
5534 * tree-inline.h (eni_weights): Add field target_builtin_cost to
5535 reflect the cost per call to a target specific builtin.
5536 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
5537 call to a target specific builtin, then use target_builtin_call_cost.
5538 (init_inline_once): Initialize target_builtin_call_cost field.
5540 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
5543 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
5546 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
5548 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
5549 * configure: Regenerated.
5551 2007-09-23 Ollie Wild <aaw@google.com>
5553 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
5555 (get_pointer_modulus_and_residue): New function.
5557 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5559 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
5560 combine an SC return value into a single register.
5562 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5564 * opth-gen.awk (target_flags_explicit): Declare.
5565 * toplev.h (target_flags_explicit): Delete declaration.
5566 * toplev.c (target_flags): Likewise.
5567 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
5568 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
5569 Never return true for TARGET_MIPS16.
5570 * config/mips/mips.c (mips_llsc): Delete.
5571 (mips_handle_option): Remove -mllsc handling.
5572 (mips_strip_unspec_address): Tweak comment.
5573 * config/mips/mips.opt (mllsc): Use a target mask.
5575 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5577 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
5578 word_mode as well as Pmode.
5580 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5582 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
5583 parameters from word_mode to the subword type if such a truncation
5586 2007-09-23 Jakub Jelinek <jakub@redhat.com>
5588 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
5589 * configure: Regenerated.
5591 2007-09-23 Jan Hubicka <jh@suse.cz>
5593 * params.def (INLINE_CALL_COST): Set to 12.
5594 * invoke.texi (inline-call-cost): Update default value.
5596 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
5598 * config/alpha/alpha.md (movti): Use operand_subword for the split.
5600 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
5601 Revital Eres <eres@il.ibm.com>
5603 * modulo-sched.c (doloop_register_get): Rewrite the loop which
5604 checks whether the count_reg is found outside the control part.
5606 2007-09-23 Jakub Jelinek <jakub@redhat.com>
5608 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
5609 instead of checking CALL_EXPR_FN directly to test for builtins.
5610 If error or warning attributes are present, print
5611 error resp. warning.
5612 * c-common.c (handle_error_attribute): New function.
5613 (c_common_attribute_table): Add error and warning
5615 * doc/extend.texi: Document error and warning attributes.
5617 * tree.h (block_nonartificial_location): New prototype.
5618 * tree.c (block_nonartificial_location): New function.
5619 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
5620 if artificial attribute is present on abstract inline decl.
5621 * c-common.c (handle_artificial_attribute): New function.
5622 (c_common_attribute_table): Add artificial attribute.
5623 * final.c (override_filename, override_linenum): New variables.
5624 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
5625 and override_linenum if inside of a block inlined from
5626 __attribute__((__artificial__)) function.
5627 (notice_source_line): Honor override_filename and override_linenum.
5628 * doc/extend.texi: Document __attribute__((__artificial__)).
5629 * config/i386/emmintrin.h: Add __artificial__ attribute to
5630 all __always_inline__ functions.
5631 * config/i386/mmintrin.h: Likewise.
5632 * config/i386/tmmintrin.h: Likewise.
5633 * config/i386/mm3dnow.h: Likewise.
5634 * config/i386/pmmintrin.h: Likewise.
5635 * config/i386/ammintrin.h: Likewise.
5636 * config/i386/xmmintrin.h: Likewise.
5637 * config/i386/smmintrin.h: Likewise.
5638 * config/i386/bmmintrin.h: Likewise.
5639 * config/i386/mmintrin-common.h: Likewise.
5642 * expr.c (expand_constructor): New function.
5643 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
5644 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
5647 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5649 * config/mips/mips.c (dump_constants_1): Generalize to include
5650 fractional and accumulator modes.
5652 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5654 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
5655 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
5657 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
5658 TARGET_HARD_FLOAT when testing whether -mpaired-single is
5660 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
5662 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
5664 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
5665 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
5667 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
5668 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
5669 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
5671 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
5673 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
5674 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
5675 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
5677 2007-09-22 Jason Merrill <jason@redhat.com>
5680 * attribs.c (lookup_attribute_spec): Split out...
5681 (decl_attributes): From here.
5682 * tree.h: Declare it.
5684 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
5686 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
5688 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
5690 * tree-inline.c (remap_type_1): Correctly chain variants.
5692 2007-09-22 Richard Guenther <rguenther@suse.de>
5694 PR tree-optimization/33146
5695 * fold-const.c (fold_binary): Use the original tree for negating.
5696 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
5697 also changes "sign".
5699 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
5702 * except.c (finish_eh_generation): Call commit_edge_insertions if
5703 there are insns queued on the entry edge.
5704 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
5707 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
5709 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
5711 2007-09-19 Michael Meissner <michael.meissner@amd.com>
5713 * config/i386/i386.c: Delete trailing whitespace.
5714 * config/i386/i386.h: Ditto.
5715 * config/i386/bmmintrin.h: Ditto.
5716 * config/i386/sync.md: Ditto.
5717 * config/i386/ppro.md: Ditto.
5718 * config/i386/mmx.md: Ditto.
5719 * config/i386/constraints.md: Ditto.
5720 * config/i386/sse.md: Ditto.
5721 * config/i386/athlon.md: Ditto.
5722 * config/i386/i386.md: Ditto.
5724 2007-09-21 Richard Guenther <rguenther@suse.de>
5726 PR tree-optimization/33508
5727 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
5728 quadratic loop by keeping a bitmap of variables we have
5729 to clobber all subvariables for.
5730 (set_initial_properties): Likewise.
5732 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
5734 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
5736 2007-09-20 Nigel Stephens <nigel@mips.com>
5737 Chao-ying Fu <fu@mips.com>
5739 * c-decl.c (finish_declspecs): When _Sat is used without
5740 _Fract or _Accum, set the default type to cts_fract.
5741 This avoids a warning of "type defaults to int".
5743 2007-09-20 Joseph Myers <joseph@codesourcery.com>
5745 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
5746 bit-fields wider than one bit.
5748 2007-09-20 Jakub Jelinek <jakub@redhat.com>
5751 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
5753 * dbxout.c (dbxout_type): Likewise.
5757 * gimplify.c (gimplify_vla_decl): New function.
5758 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
5760 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
5762 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
5764 * doc/invoke.texi (-minterlink-mips16): Document.
5765 * config/mips/mips.opt (minterlink-mips16): New option.
5766 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
5769 2007-09-20 Joseph Myers <joseph@codesourcery.com>
5771 * doc/extend.texi (Attribute Syntax): Remove old speculative
5774 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
5776 * combine.c: Include cgraph.h.
5777 (setup_incoming_promotions): Rework to allow more aggressive
5778 elimination of sign extensions when all call sites of the
5779 current function are known to lie within the current unit.
5781 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
5783 * dse.c (find_shift_sequence): No-op rework of control flow.
5785 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
5787 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
5788 GPR for DCmode on 64-bit targets. Remove redundant fallback.
5790 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5792 * cfgexpand.c (dump_stack_var_partition): Use the correct
5793 index for the offset.
5795 2007-09-19 Joseph Myers <joseph@codesourcery.com>
5797 * config/mips/sde.h: Switch to GPLv3.
5799 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
5801 * tree-sra.c (decide_block_copy): Decide if there are groups.
5803 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
5805 * config/m68k/m68k.c (output_move_himode): Remove jump table
5807 config/m68k/m68k.md (lea): Likewise.
5808 * config/m68k/m68k.c (print_operand_address): Use simple pc
5809 relative addressing.
5811 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
5813 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
5814 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
5816 (asm_insn_count): Pass template as second argument to it.
5817 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5818 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5819 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5820 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5821 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5822 (sh_insn_length_adjustment): Pass template as second argument to it.
5823 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
5825 * config/bfin/bfin.md (define_asm_attributes): New.
5827 2007-09-19 Jie Zhang <jie.zhang@analog.com>
5829 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
5831 * config/bfin/print-sysroot-suffix.sh: New.
5832 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
5833 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5834 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5835 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
5836 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5837 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5838 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
5839 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5840 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5841 (linux-sysroot-suffix.h): New target.
5842 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
5843 (mspecld-anomaly): Likewise.
5844 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
5845 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
5846 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
5847 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
5848 (bfin_si_revision): Declare.
5849 (bfin_workarounds): Declare.
5850 (WA_SPECULATIVE_LOADS): Define.
5851 (ENABLE_WA_SPECULATIVE_LOADS): Define.
5852 (WA_SPECULATIVE_SYNCS): Define.
5853 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
5854 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
5855 (LIB_SPEC): Add %s to the linker scripts.
5856 Use proper linker script for bf522, bf525, bf527,
5857 bf538, bf539, bf542, bf544, bf548, and bf549.
5858 * config/bfin/bfin.c (bfin_si_revision): Define.
5859 (bfin_workarounds): Define.
5860 (struct bfin_cpu): New.
5862 (bfin_handle_option): Handle silicon revision part of -mcpu option.
5863 (override_options): Set bfin_workarounds.
5864 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
5865 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
5866 ENABLE_WA_SPECULATIVE_LOADS.
5867 (bfin_reorg): Likewise.
5868 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5869 macros for bf522, bf525, bf527, bf538, bf539,
5870 bf542, bf544, bf548, and bf549.
5871 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
5872 Don't define __ID_SHARED_LIB__ when -msep-data.
5873 (TARGET_DEFAULT): Define as 0.
5874 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
5875 * doc/invoke.texi (Blackfin Options): Document silicon
5876 revision part of -mcpu option and it now accepts bf522, bf525,
5877 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
5879 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5881 * alias.c (memory_modified_1): Deconstify.
5882 (memory_modified_in_insn_p): Don't use const_note_stores.
5883 * rtl.h (const_note_stores): Delete.
5884 * rtlanal.c (const_note_stores): Likewise.
5886 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5888 * dse.c (find_shift_sequence): Temporarily revert to forbidding
5891 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
5895 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
5896 (addsi_small_int): Likewise.
5897 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
5898 (one_cmplsi2): Likewise.
5900 (enter_func): Expand insn using hard_frame_pointer_rtx and
5903 * config/fr30/fr30.c (fr30_expand_prologue): Check for
5904 hard_frame_pointer_rtx instead of using REGNO() check.
5905 Properly sign extend GEN_INT() argument.
5907 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
5909 * config/m68k/m68k.c (override_options): Remove USE_GAS,
5911 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
5912 alternatives with just jcc.
5913 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
5914 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
5915 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
5916 dbge_hi, dbge_si): Likewise.
5918 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
5920 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
5921 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
5922 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
5923 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
5924 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
5926 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5928 * config/m68k/m68k-devices.def (51qe): New device.
5929 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
5930 to all uses of FL_FOR_isa_c for compatibility.
5931 (all_microarchs): Add cfv1 microarchitecture.
5932 (m68k_handle_option): Handle m51qe option.
5933 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
5934 (TUNE_CFV1): New macro.
5935 (enum uarch_type): Add ucfv1.
5936 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
5938 2007-09-18 Richard Guenther <rguenther@suse.de>
5940 PR tree-optimization/31863
5941 * tree-ssa-structalias.c (create_variable_info_for): Always
5942 free the fieldstack.
5944 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
5946 * opts.c (decode_options): Enable vectorization under -O3.
5948 2007-09-18 Richard Guenther <rguenther@suse.de>
5950 PR tree-optimization/33340
5951 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
5952 SSA_NAMEs that occur in abnormal PHI nodes.
5954 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5956 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
5957 Don't use const_get_call_expr_in.
5958 * tree-gimple.c (const_get_call_expr_in): Delete.
5959 * tree-gimple.h (const_get_call_expr_in): Likewise.
5961 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5963 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
5964 not yet have a basic block.
5965 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
5967 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5969 * config/mips/mips.c (mips_file_start): Add ".previous" directives
5970 to both ".section"s.
5972 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
5974 * config/mips/mips.c (mips_output_mi_thunk): Use
5975 mips_function_ok_for_sibcall and const_call_insn_operand
5976 to determine if a direct sibcall is allowed. Use
5977 mips_classify_symbol to determine a global pointer is needed.
5979 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
5981 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
5983 2007-09-17 Chao-ying Fu <fu@mips.com>
5984 Nigel Stephens <nigel@mips.com>
5986 * config/fixed-bit.h: New file.
5987 * config/fixed-bit.c: New file.
5988 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
5990 2007-09-18 Jakub Jelinek <jakub@redhat.com>
5992 * c-format.h (format_kind_info): Add alloc_char field.
5993 * c-format.c (scanf_flag_specs): Add 'm'.
5994 (scanf_flag_pairs): Add 'a', 'm' pair.
5995 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
5996 (format_types_orig): Add alloc_char fields.
5997 (check_format_info_main): Rename aflag to alloc_flag.
5998 Handle fki->alloc_char. modifier after width and before length
5999 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
6000 length modifiers as well.
6001 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
6004 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
6005 returned by build_call_expr.
6007 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
6009 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
6010 NULL for variable-sized records too.
6011 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
6013 2007-09-17 Tom Tromey <tromey@redhat.com>
6015 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
6016 (c_builtin_function): Likewise.
6017 (grokdeclarator): Likewise.
6019 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
6021 PR rtl-optimization/26449
6022 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
6023 (seq_insns_valid_p): Removed.
6025 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
6027 * tree-nomudflap.c (gate_mudflap): New static function.
6028 (pass_mudflap_1): Use it as gate function.
6029 (pass_mudflap_2): Likewise.
6031 2007-09-17 Jan Hubicka <jh@suse.cz>
6035 * loop-invariant.c (move_invariant_reg): Unshare sequence.
6037 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
6039 PR tree-optimization/33319
6040 * tree-vect-analyze.c (vect_same_range_drs): New.
6041 (vect_vfa_range_equal): New.
6042 (vect_is_duplicate_ddr): Removed.
6043 (vect_mark_for_runtime_alias_test): Do not perform marking when
6044 optimizing for size or max_param for alias checking is zero.
6045 Move the function before vect_analyze_data_ref_dependence.
6046 (vect_analyze_data_ref_dependence): Add call to
6047 vect_mark_for_runtime_alias_test in two cases when dependence
6049 (vect_analyze_data_ref_dependences): Do not call to
6050 vect_mark_for_runtime_alias_test.
6051 (vect_prune_runtime_alias_test_list): New.
6052 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
6053 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
6054 Update vec_outside_cost.
6055 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
6056 (vect_create_cond_for_alias_checks): Build the base address of data
6057 reference from DR_GROUP_FIRST_DR.
6058 (vect_loop_versioning): New.
6059 (vect_transform_loop): Add a call to vect_loop_versioning.
6060 Remove factored out code.
6062 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6065 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
6068 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
6070 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
6071 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
6072 Fix the call to insn_rtx_cost. Skip access sizes that require a
6073 real truncation of the store register. Use convert_move instead
6074 of gen_lowpart when narrowing the result.
6075 (replace_read): Use convert_move instead of gen_lowpart when
6076 narrowing the store rhs.
6078 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
6080 * config/mips/mips.md (SHORT): Fix long line.
6081 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
6082 to QImode and HImode.
6084 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
6086 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
6088 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
6090 * tree-parloops.c: New file.
6091 * tree-ssa-operands.h (free_stmt_operands): Declare.
6092 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
6094 * tree-pass.h (pass_parallelize_loops): Declare.
6095 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
6097 (build_omp_regions_1): Allow analysing just a single OMP region and
6099 ( build_omp_regions_root, omp_expand_local): New functions.
6100 (build_omp_regions): Add argument to build_omp_regions_1 call.
6101 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
6102 autoparallelization is run.
6103 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
6104 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
6105 pass_parallelize_loops): New.
6106 * common.opt (ftree-parallelize-loops): New.
6107 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
6108 parallelize_loops): Declare.
6109 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
6110 * Makefile.in (tree-parloops.o): Added.
6111 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
6113 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
6114 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
6115 one extra edge as well.
6116 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
6117 Use VEC_free to free doms vector.
6118 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
6119 operands. Recompute operand caches in the new function.
6120 (move_sese_region_to_fn): Update loop info.
6121 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
6122 * tree-ssa-operands.c (free_stmt_operands): New function.
6124 * doc/passes.texi: Document autoparallelization.
6125 * doc/invoke.texi (-ftree-parallelize-loops): New option.
6127 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6130 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
6133 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
6135 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
6136 the VEC is not NULL.
6137 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
6138 get_vectype_for_scalar_type succeeded.
6139 (vectorizable_conversion): Likewise.
6141 2007-09-14 Jan Hubicka <jh@suse.cz>
6143 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
6146 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
6149 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
6150 register when operands[2] equals operands[1].
6151 (remainderxf3): Ditto.
6153 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
6154 Nigel Stephens <nigel@mips.com>
6156 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
6157 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
6158 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to declaration.
6159 (_Unwind_ForcedUnwind): Likewise.
6160 (_Unwind_Resume): Likewise.
6161 (_Unwind_Resume_or_Rethrow): Likewise.
6162 (_Unwind_Backtrace): Likewise.
6163 (_Unwind_SjLj_RaiseException): Likewise.
6164 (_Unwind_SjLj_ForcedUnwind): Likewise.
6165 (_Unwind_SjLj_Resume): Likewise.
6166 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
6167 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
6169 (_Unwind_ForcedUnwind): Likewise.
6170 (_Unwind_Resume): Likewise.
6171 (_Unwind_Resume_or_Rethrow): Likewise.
6172 (_Unwind_Backtrace): Likewise.
6173 * unwind-compat.c (_Unwind_Backtrace): Likewise.
6174 (_Unwind_ForcedUnwind): Likewise.
6175 (_Unwind_RaiseException): Likewise.
6176 (_Unwind_Resume): Likewise.
6177 (_Unwind_Resume_or_Rethrow): Likewise.
6179 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
6180 nomips16 mode when IN_LIBGCC2 with hard float.
6182 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
6184 * config/mips/sdemtk.opt: Update to GPLv3.
6185 * config/mips/sdemtk.h: Likewise.
6187 2007-09-14 Nigel Stephens <nigel@mips.com>
6189 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
6190 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
6191 for mipsisa32-*-linux*.
6193 2007-09-14 Nigel Stephens <nigel@mips.com>
6194 David Ung <davidu@mips.com>
6195 Thiemo Seufer <ths@mips.com>
6196 Richard Sandiford <richard@codesourcery.com>
6198 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
6199 * configure.ac: Add a mipssde threading type.
6200 * configure: Regenerate.
6201 * config/mips/sdemtk.h: New file.
6202 * config/mips/t-sdemtk: Likewise.
6203 * config/mips/sdemtk.opt: Likewise.
6204 * gthr-mipssde.h: Likewise.
6205 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
6206 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
6207 (MIPS_ICACHE_SYNC): New macro, split from ...
6208 * config/mips/mips.md (clear_cache): ...here.
6209 * config/mips/mips.c (mips_save_reg_p): Check
6210 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
6211 (build_mips16_function_stub): Use targetm.strip_name_encoding.
6212 (build_mips16_call_stub): Likewise.
6214 2007-09-14 Richard Sandiford <richard@codesourcery.com>
6216 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
6218 2007-09-14 Jakub Jelinek <jakub@redhat.com>
6221 * config/ia64/ia64.c (find_gr_spill): Don't decrement
6222 current_frame_info.n_local_regs. Don't return emitted local regs.
6223 (ia64_compute_frame_size): Improve unwind hack to put
6224 RP, PFS, FP in that order by allowing some of the registers
6225 been already emitted, as long as they are emitted to the
6228 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6230 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
6231 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
6232 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
6234 2007-09-13 Eric Christopher <echristo@apple.com>
6235 Kenneth Zadeck <zadeck@naturalbridge.com>
6237 * dse.c (find_shift_sequence): New function.
6238 (replace_read): Add case to remove read if it requires shift.
6239 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
6241 2007-09-13 Tom Tromey <tromey@redhat.com>
6243 * c-common.c (fname_as_string): Update.
6244 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
6245 (c_lex_one_token): Update. Add 'parser' argument.
6246 (c_parser_simple_asm_expr): Update.
6247 (c_parser_attributes): Update.
6248 (c_parser_asm_statement): Update.
6249 (c_parser_asm_operands): Update.
6250 (c_parser_peek_token): Update.
6251 (c_parser_peek_2nd_token): Update.
6252 * c-lex.c (c_lex_string_translate): Remove.
6253 (c_lex_return_raw_strings): Likewise.
6254 (c_lex_with_flags): Added 'lex_flags' argument.
6255 (lex_string): Added 'translate' argument.
6256 * c-pragma.h (c_lex_with_flags): Update.
6257 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
6258 (C_LEX_STRING_NO_TRANSLATE): New define.
6259 (C_LEX_RAW_STRINGS): Likewise.
6261 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
6264 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
6265 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
6266 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
6267 (bfin_init_builtins): Initialize __builtin_bfin_ones,
6268 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
6269 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
6270 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
6271 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
6272 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
6273 (bdesc_1arg): Add __builtin_bfin_ones.
6274 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
6275 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
6276 and __builtin_bfin_csqu_fr16.
6277 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
6278 (ones): New define_insn.
6279 (ssaddhi3_parts): New define_insn.
6280 (sssubhi3_parts): New define_insn.
6281 (flag_mulhi_parts): New define_insn.
6283 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
6285 * common.opt (femit-class-debug-always): Turn off by default.
6287 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
6289 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
6290 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
6292 2007-09-13 James E. Wilson <wilson@specifix.com>
6294 PR tree-optimization/33389
6295 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
6296 then set build_loads before returning.
6298 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
6299 David Ung <davidu@mips.com>
6301 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
6302 {d}addiu and a negative immediate such that it works with MIPS16
6305 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
6308 * configure.ac (ld_vers): Support Linux linker.
6309 * configure: Regenerated.
6311 2007-09-13 Richard Sandiford <richard@codesourcery.com>
6312 Sandra Loosemore <sandra@codesourcery.com>
6314 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
6315 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
6316 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
6317 nomips16 into decl attributes.
6318 (TARGET_INSERT_ATTRIBUTES): Override.
6319 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
6320 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
6321 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
6322 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
6323 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
6324 (mips_use_mips16_mode_p): Reimplement as a function that takes
6325 a decl and considers only decl attributes. If the decl is nested
6326 function, use its parent attributes.
6327 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
6328 instead of SYMBOL_REF_MIPS16_FUNC_P.
6329 (mips_set_mips16_mode): Move call to sorry here from old
6330 mips_use_mips16_mode_p.
6331 (mflip_mips16_entry): New structure.
6332 (mflip_mips16_htab): New variable.
6333 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
6334 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
6335 (mips_merge_decl_attributes): New function.
6336 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
6337 Use mips_use_mips16_mode_p.
6338 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
6339 SYMBOL_REF_MIPS16_FUNC_P.
6340 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
6342 2007-09-13 Richard Sandiford <richard@codesourcery.com>
6344 * c-parser.c (c_parser_struct_declaration): Check for a null return.
6346 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6349 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
6351 2007-09-12 Michael Meissner <michael.meissner@amd.com>
6352 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6353 Tony Linthicum <tony.linthicum@amd.com>
6355 * tree.h (function_args_iterator): New type to iterate over
6357 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
6358 function arguments providing a pointer to the argument.
6359 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
6360 function arguments providing the argument.
6361 (function_args_iter_init): Inline function to initialize
6362 function_args_iterator.
6363 (function_args_iter_cond_ptr): Inline function to return the next
6364 pointer to hold the argument.
6365 (function_args_iter_cond): Inline function to return the next
6367 (function_args_iter_cond_next): Advance the function args iterator.
6368 (stdarg_p): New function, return true if variable argument function.
6369 (prototype_p): New function, return true if function is prototyped.
6370 (function_args_count): New function, count the number of arguments
6373 * tree.c (stdarg_p): New function, return true if variable
6375 (prototype_p): New function, return true if function is prototyped.
6377 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6378 (TARGET_ROUND): New macro for the round/ptest instructions which
6379 are shared between SSE4.1 and SSE5.
6380 (OPTION_MASK_ISA_ROUND): Ditto.
6381 (OPTION_ISA_ROUND): Ditto.
6382 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6383 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6385 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6386 (-mfused-madd): New switch to give users control over whether the
6387 compiler optimizes to use the multiply/add SSE5 instructions.
6389 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
6390 m_ATHLON_K8_AMDFAM10, and change all uses.
6391 (enum pta_flags): Add PTA_SSE5.
6392 (ix86_handle_option): Turn off 3dnow if -msse5.
6393 (override_options): Add SSE5 support.
6394 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6396 (ix86_expand_sse_movcc): Add SSE5 support.
6397 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6398 vector type to the next largest size.
6399 (ix86_expand_sse5_pack): New function to use pperm to pack a
6400 vector type to the next smallest size.
6401 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6402 (IX86_BUILTIN_FMADDSD): Ditto.
6403 (IX86_BUILTIN_FMADDPS): Ditto.
6404 (IX86_BUILTIN_FMADDPD): Ditto.
6405 (IX86_BUILTIN_FMSUBSS): Ditto.
6406 (IX86_BUILTIN_FMSUBSD): Ditto.
6407 (IX86_BUILTIN_FMSUBPS): Ditto.
6408 (IX86_BUILTIN_FMSUBPD): Ditto.
6409 (IX86_BUILTIN_FNMADDSS): Ditto.
6410 (IX86_BUILTIN_FNMADDSD): Ditto.
6411 (IX86_BUILTIN_FNMADDPS): Ditto.
6412 (IX86_BUILTIN_FNMADDPD): Ditto.
6413 (IX86_BUILTIN_FNMSUBSS): Ditto.
6414 (IX86_BUILTIN_FNMSUBSD): Ditto.
6415 (IX86_BUILTIN_FNMSUBPS): Ditto.
6416 (IX86_BUILTIN_FNMSUBPD): Ditto.
6417 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6418 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6419 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6420 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6421 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6422 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6423 (IX86_BUILTIN_PPERM): Ditto.
6424 (IX86_BUILTIN_PERMPS): Ditto.
6425 (IX86_BUILTIN_PERMPD): Ditto.
6426 (IX86_BUILTIN_PMACSSWW): Ditto.
6427 (IX86_BUILTIN_PMACSWW): Ditto.
6428 (IX86_BUILTIN_PMACSSWD): Ditto.
6429 (IX86_BUILTIN_PMACSWD): Ditto.
6430 (IX86_BUILTIN_PMACSSDD): Ditto.
6431 (IX86_BUILTIN_PMACSDD): Ditto.
6432 (IX86_BUILTIN_PMACSSDQL): Ditto.
6433 (IX86_BUILTIN_PMACSSDQH): Ditto.
6434 (IX86_BUILTIN_PMACSDQL): Ditto.
6435 (IX86_BUILTIN_PMACSDQH): Ditto.
6436 (IX86_BUILTIN_PMADCSSWD): Ditto.
6437 (IX86_BUILTIN_PMADCSWD): Ditto.
6438 (IX86_BUILTIN_PHADDBW): Ditto.
6439 (IX86_BUILTIN_PHADDBD): Ditto.
6440 (IX86_BUILTIN_PHADDBQ): Ditto.
6441 (IX86_BUILTIN_PHADDWD): Ditto.
6442 (IX86_BUILTIN_PHADDWQ): Ditto.
6443 (IX86_BUILTIN_PHADDDQ): Ditto.
6444 (IX86_BUILTIN_PHADDUBW): Ditto.
6445 (IX86_BUILTIN_PHADDUBD): Ditto.
6446 (IX86_BUILTIN_PHADDUBQ): Ditto.
6447 (IX86_BUILTIN_PHADDUWD): Ditto.
6448 (IX86_BUILTIN_PHADDUWQ): Ditto.
6449 (IX86_BUILTIN_PHADDUDQ): Ditto.
6450 (IX86_BUILTIN_PHSUBBW): Ditto.
6451 (IX86_BUILTIN_PHSUBWD): Ditto.
6452 (IX86_BUILTIN_PHSUBDQ): Ditto.
6453 (IX86_BUILTIN_PROTB): Ditto.
6454 (IX86_BUILTIN_PROTW): Ditto.
6455 (IX86_BUILTIN_PROTD): Ditto.
6456 (IX86_BUILTIN_PROTQ): Ditto.
6457 (IX86_BUILTIN_PROTB_IMM): Ditto.
6458 (IX86_BUILTIN_PROTW_IMM): Ditto.
6459 (IX86_BUILTIN_PROTD_IMM): Ditto.
6460 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6461 (IX86_BUILTIN_PSHLB): Ditto.
6462 (IX86_BUILTIN_PSHLW): Ditto.
6463 (IX86_BUILTIN_PSHLD): Ditto.
6464 (IX86_BUILTIN_PSHLQ): Ditto.
6465 (IX86_BUILTIN_PSHAB): Ditto.
6466 (IX86_BUILTIN_PSHAW): Ditto.
6467 (IX86_BUILTIN_PSHAD): Ditto.
6468 (IX86_BUILTIN_PSHAQ): Ditto.
6469 (IX86_BUILTIN_FRCZSS): Ditto.
6470 (IX86_BUILTIN_FRCZSD): Ditto.
6471 (IX86_BUILTIN_FRCZPS): Ditto.
6472 (IX86_BUILTIN_FRCZPD): Ditto.
6473 (IX86_BUILTIN_CVTPH2PS): Ditto.
6474 (IX86_BUILTIN_CVTPS2PH): Ditto.
6475 (IX86_BUILTIN_COMEQSS): Ditto.
6476 (IX86_BUILTIN_COMNESS): Ditto.
6477 (IX86_BUILTIN_COMLTSS): Ditto.
6478 (IX86_BUILTIN_COMLESS): Ditto.
6479 (IX86_BUILTIN_COMGTSS): Ditto.
6480 (IX86_BUILTIN_COMGESS): Ditto.
6481 (IX86_BUILTIN_COMUEQSS): Ditto.
6482 (IX86_BUILTIN_COMUNESS): Ditto.
6483 (IX86_BUILTIN_COMULTSS): Ditto.
6484 (IX86_BUILTIN_COMULESS): Ditto.
6485 (IX86_BUILTIN_COMUGTSS): Ditto.
6486 (IX86_BUILTIN_COMUGESS): Ditto.
6487 (IX86_BUILTIN_COMORDSS): Ditto.
6488 (IX86_BUILTIN_COMUNORDSS): Ditto.
6489 (IX86_BUILTIN_COMFALSESS): Ditto.
6490 (IX86_BUILTIN_COMTRUESS): Ditto.
6491 (IX86_BUILTIN_COMEQSD): Ditto.
6492 (IX86_BUILTIN_COMNESD): Ditto.
6493 (IX86_BUILTIN_COMLTSD): Ditto.
6494 (IX86_BUILTIN_COMLESD): Ditto.
6495 (IX86_BUILTIN_COMGTSD): Ditto.
6496 (IX86_BUILTIN_COMGESD): Ditto.
6497 (IX86_BUILTIN_COMUEQSD): Ditto.
6498 (IX86_BUILTIN_COMUNESD): Ditto.
6499 (IX86_BUILTIN_COMULTSD): Ditto.
6500 (IX86_BUILTIN_COMULESD): Ditto.
6501 (IX86_BUILTIN_COMUGTSD): Ditto.
6502 (IX86_BUILTIN_COMUGESD): Ditto.
6503 (IX86_BUILTIN_COMORDSD): Ditto.
6504 (IX86_BUILTIN_COMUNORDSD): Ditto.
6505 (IX86_BUILTIN_COMFALSESD): Ditto.
6506 (IX86_BUILTIN_COMTRUESD): Ditto.
6507 (IX86_BUILTIN_COMEQPS): Ditto.
6508 (IX86_BUILTIN_COMNEPS): Ditto.
6509 (IX86_BUILTIN_COMLTPS): Ditto.
6510 (IX86_BUILTIN_COMLEPS): Ditto.
6511 (IX86_BUILTIN_COMGTPS): Ditto.
6512 (IX86_BUILTIN_COMGEPS): Ditto.
6513 (IX86_BUILTIN_COMUEQPS): Ditto.
6514 (IX86_BUILTIN_COMUNEPS): Ditto.
6515 (IX86_BUILTIN_COMULTPS): Ditto.
6516 (IX86_BUILTIN_COMULEPS): Ditto.
6517 (IX86_BUILTIN_COMUGTPS): Ditto.
6518 (IX86_BUILTIN_COMUGEPS): Ditto.
6519 (IX86_BUILTIN_COMORDPS): Ditto.
6520 (IX86_BUILTIN_COMUNORDPS): Ditto.
6521 (IX86_BUILTIN_COMFALSEPS): Ditto.
6522 (IX86_BUILTIN_COMTRUEPS): Ditto.
6523 (IX86_BUILTIN_COMEQPD): Ditto.
6524 (IX86_BUILTIN_COMNEPD): Ditto.
6525 (IX86_BUILTIN_COMLTPD): Ditto.
6526 (IX86_BUILTIN_COMLEPD): Ditto.
6527 (IX86_BUILTIN_COMGTPD): Ditto.
6528 (IX86_BUILTIN_COMGEPD): Ditto.
6529 (IX86_BUILTIN_COMUEQPD): Ditto.
6530 (IX86_BUILTIN_COMUNEPD): Ditto.
6531 (IX86_BUILTIN_COMULTPD): Ditto.
6532 (IX86_BUILTIN_COMULEPD): Ditto.
6533 (IX86_BUILTIN_COMUGTPD): Ditto.
6534 (IX86_BUILTIN_COMUGEPD): Ditto.
6535 (IX86_BUILTIN_COMORDPD): Ditto.
6536 (IX86_BUILTIN_COMUNORDPD): Ditto.
6537 (IX86_BUILTIN_COMFALSEPD): Ditto.
6538 (IX86_BUILTIN_COMTRUEPD): Ditto.
6539 (IX86_BUILTIN_PCOMEQUB): Ditto.
6540 (IX86_BUILTIN_PCOMNEUB): Ditto.
6541 (IX86_BUILTIN_PCOMLTUB): Ditto.
6542 (IX86_BUILTIN_PCOMLEUB): Ditto.
6543 (IX86_BUILTIN_PCOMGTUB): Ditto.
6544 (IX86_BUILTIN_PCOMGEUB): Ditto.
6545 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6546 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6547 (IX86_BUILTIN_PCOMEQUW): Ditto.
6548 (IX86_BUILTIN_PCOMNEUW): Ditto.
6549 (IX86_BUILTIN_PCOMLTUW): Ditto.
6550 (IX86_BUILTIN_PCOMLEUW): Ditto.
6551 (IX86_BUILTIN_PCOMGTUW): Ditto.
6552 (IX86_BUILTIN_PCOMGEUW): Ditto.
6553 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6554 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6555 (IX86_BUILTIN_PCOMEQUD): Ditto.
6556 (IX86_BUILTIN_PCOMNEUD): Ditto.
6557 (IX86_BUILTIN_PCOMLTUD): Ditto.
6558 (IX86_BUILTIN_PCOMLEUD): Ditto.
6559 (IX86_BUILTIN_PCOMGTUD): Ditto.
6560 (IX86_BUILTIN_PCOMGEUD): Ditto.
6561 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6562 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6563 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6564 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6565 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6566 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6567 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6568 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6569 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6570 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6571 (IX86_BUILTIN_PCOMEQB): Ditto.
6572 (IX86_BUILTIN_PCOMNEB): Ditto.
6573 (IX86_BUILTIN_PCOMLTB): Ditto.
6574 (IX86_BUILTIN_PCOMLEB): Ditto.
6575 (IX86_BUILTIN_PCOMGTB): Ditto.
6576 (IX86_BUILTIN_PCOMGEB): Ditto.
6577 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6578 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6579 (IX86_BUILTIN_PCOMEQW): Ditto.
6580 (IX86_BUILTIN_PCOMNEW): Ditto.
6581 (IX86_BUILTIN_PCOMLTW): Ditto.
6582 (IX86_BUILTIN_PCOMLEW): Ditto.
6583 (IX86_BUILTIN_PCOMGTW): Ditto.
6584 (IX86_BUILTIN_PCOMGEW): Ditto.
6585 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6586 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6587 (IX86_BUILTIN_PCOMEQD): Ditto.
6588 (IX86_BUILTIN_PCOMNED): Ditto.
6589 (IX86_BUILTIN_PCOMLTD): Ditto.
6590 (IX86_BUILTIN_PCOMLED): Ditto.
6591 (IX86_BUILTIN_PCOMGTD): Ditto.
6592 (IX86_BUILTIN_PCOMGED): Ditto.
6593 (IX86_BUILTIN_PCOMFALSED): Ditto.
6594 (IX86_BUILTIN_PCOMTRUED): Ditto.
6595 (IX86_BUILTIN_PCOMEQQ): Ditto.
6596 (IX86_BUILTIN_PCOMNEQ): Ditto.
6597 (IX86_BUILTIN_PCOMLTQ): Ditto.
6598 (IX86_BUILTIN_PCOMLEQ): Ditto.
6599 (IX86_BUILTIN_PCOMGTQ): Ditto.
6600 (IX86_BUILTIN_PCOMGEQ): Ditto.
6601 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6602 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6603 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
6604 OPTION_MASK_ISA_ROUND for instructions that are shared between
6606 (bdesc_2arg): Ditto.
6607 (bdesc_sse_3arg): Ditto.
6608 (enum multi_arg_type): New enum for describing the various SSE5
6609 intrinsic argument types.
6610 (bdesc_multi_arg): New table for SSE5 intrinsics.
6611 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6612 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6614 (ix86_expand_builtin): Add SSE5 intrinsic support.
6615 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6616 operand instructions.
6617 (ix86_expand_sse5_multiple_memory): New function to split the
6618 second memory reference from SSE5 instructions.
6619 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6620 (ix86_return_pops_args): Use stdarg_p to determine if the function
6621 has variable arguments.
6622 (ix86_setup_incoming_varargs): Ditto.
6623 (x86_this_parameter): Ditto.
6625 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6627 (ix86_expand_sse5_pack): Ditto.
6628 (ix86_sse5_valid_op_p): Ditto.
6629 (ix86_expand_sse5_multiple_memory): Ditto.
6631 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6632 constant for SSE5 support.
6633 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6634 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6635 (UNSPEC_SSE5_PERMUTE): Ditto.
6636 (UNSPEC_SSE5_ASHIFT): Ditto.
6637 (UNSPEC_SSE5_LSHIFT): Ditto.
6638 (UNSPEC_FRCZ): Ditto.
6639 (UNSPEC_CVTPH2PS): Ditto.
6640 (UNSPEC_CVTPS2PH): Ditto.
6641 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6643 (COM_FALSE_S): Ditto.
6644 (COM_FALSE_P): Ditto.
6645 (COM_TRUE_S): Ditto.
6646 (COM_TRUE_P): Ditto.
6647 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6648 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6650 (memory attribute): Ditto.
6651 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6652 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6653 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6654 (floor<mode>2): Ditto.
6655 (ceil<mode>2): Ditto.
6656 (btrunc<mode>2): Ditto.
6657 (nearbyintdf2): Ditto.
6658 (nearbyintsf2): Ditto.
6659 (sse_setccsf): Disable if SSE5.
6660 (sse_setccdf): Ditto.
6661 (sse5_setcc<mode>): New support for SSE5 conditional move.
6662 (sse5_pcmov_<mode>): Ditto.
6664 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6666 (SSEMODEF2P): Ditto.
6667 (ssemodesuffixf4): New mode attribute for SSE5.
6668 (ssemodesuffixf2s): Ditto.
6669 (ssemodesuffixf2c): Ditto.
6670 (sserotatemax): Ditto.
6671 (ssescalarmode): Ditto.
6672 (sse_maskcmpv4sf3): Disable if SSE5.
6673 (sse_maskcmpv2df3): Ditto.
6674 (sse_vmmaskcmpv4sf3): Ditto.
6675 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
6677 (sse5_vmfmadd<mode>4): Ditto.
6678 (sse5_fmsub<mode>4): Ditto.
6679 (sse5_vmfmsub<mode>4): Ditto.
6680 (sse5_fnmadd<mode>4): Ditto.
6681 (sse5_vmfnmadd<mode>4): Ditto.
6682 (sse5_fnmsub<mode>4): Ditto.
6683 (sse5_vmfnmsub<mode>4): Ditto.
6684 (sse5i_fmadd<mode>4): Ditto.
6685 (sse5i_fmsub<mode>4): Ditto.
6686 (sse5i_fnmadd<mode>4): Ditto.
6687 (sse5i_fnmsub<mode>4): Ditto.
6688 (sse5i_vmfmadd<mode>4): Ditto.
6689 (sse5i_vmfmsub<mode>4): Ditto.
6690 (sse5i_vmfnmadd<mode>4): Ditto.
6691 (sse5i_vmfnmsub<mode>4): Ditto.
6692 (mulv16qi3): Add SSE5 support.
6694 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6695 (sse2_mulv4si3): Disable if SSE5.
6696 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6697 (sse4_1_roundps): Ditto.
6698 (sse4_1_roundsd): Ditto.
6699 (sse4_1_roundss): Ditto.
6700 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6702 (sse_maskcmpsf3): Ditto.
6703 (sse_vmmaskcmpv4sf3): Ditto.
6704 (sse2_maskcmpv2df3): Ditto.
6705 (sse2_maskcmpdf3): Ditto.
6706 (sse2_vmmaskcmpv2df3): Ditto.
6707 (sse2_eq<mode>3): Ditto.
6708 (sse2_gt<mode>3): Ditto.
6709 (sse5_pcmov_<mode>): Add SSE5 support.
6710 (vec_unpacku_hi_v16qi): Ditto.
6711 (vec_unpacks_hi_v16qi): Ditto.
6712 (vec_unpacku_lo_v16qi): Ditto.
6713 (vec_unpacks_lo_v16qi): Ditto.
6714 (vec_unpacku_hi_v8hi): Ditto.
6715 (vec_unpacks_hi_v8hi): Ditto.
6716 (vec_unpacku_lo_v8hi): Ditto.
6717 (vec_unpacks_lo_v8hi): Ditto.
6718 (vec_unpacku_hi_v4si): Ditto.
6719 (vec_unpacks_hi_v4si): Ditto.
6720 (vec_unpacku_lo_v4si): Ditto.
6721 (vec_unpacks_lo_v4si): Ditto.
6722 (sse5_pmacsww): New SSE5 intrinsic insn.
6723 (sse5_pmacssww): Ditto.
6724 (sse5_pmacsdd): Ditto.
6725 (sse5_pmacssdd): Ditto.
6726 (sse5_pmacssdql): Ditto.
6727 (sse5_pmacssdqh): Ditto.
6728 (sse5_pmacsdqh): Ditto.
6729 (sse5_pmacsswd): Ditto.
6730 (sse5_pmacswd): Ditto.
6731 (sse5_pmadcsswd): Ditto.
6732 (sse5_pmadcswd): Ditto.
6733 (sse5_pcmov_<move>): Conditional move support on SSE5.
6734 (sse5_phaddbw): New SSE5 intrinsic insn.
6735 (sse5_phaddbd): Ditto.
6736 (sse5_phaddbq): Ditto.
6737 (sse5_phaddwd): Ditto.
6738 (sse5_phaddwq): Ditto.
6739 (sse5_phadddq): Ditto.
6740 (sse5_phaddubw): Ditto.
6741 (sse5_phaddubd): Ditto.
6742 (sse5_phaddubq): Ditto.
6743 (sse5_phadduwd): Ditto.
6744 (sse5_phadduwq): Ditto.
6745 (sse5_phaddudq): Ditto.
6746 (sse5_phsubbw): Ditto.
6747 (sse5_phsubwd): Ditto.
6748 (sse5_phsubdq): Ditto.
6749 (sse5_pperm): Ditto.
6750 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6751 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6752 (sse5_pperm_sign_v8hi_v4si): Ditto.
6753 (sse5_pperm_zero_v8hi_v4si): Ditto.
6754 (sse5_pperm_sign_v4si_v2di): Ditto.
6755 (sse5_pperm_sign_v4si_v2di): Ditto.
6756 (sse5_pperm_pack_v2di_v4si): Ditto.
6757 (sse5_pperm_pack_v4si_v8hi): Ditto.
6758 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6759 (sse5_perm<mode>): New SSE5 intrinsic insn.
6760 (rotl<mode>3): Ditto.
6761 (sse5_rotl<mode>3): Ditto.
6762 (sse5_ashl<mode>3): Ditto.
6763 (sse5_lshl<mode>3): Ditto.
6764 (sse5_frcz<mode>2): Ditto.
6765 (sse5s_frcz<mode>2): Ditto.
6766 (sse5_cvtph2ps): Ditto.
6767 (sse5_cvtps2ph): Ditto.
6768 (sse5_vmmaskcmp<mode>3): Ditto.
6769 (sse5_com_tf<mode>3): Ditto.
6770 (sse5_maskcmp<mode>3): Ditto.
6771 (sse5_maskcmp_uns<mode>3): Ditto.
6772 (sse5_maskcmp_uns2<mode>3): Ditto.
6773 (sse5_pcom_tf<mode>3): Ditto.
6775 * config/i386/predicates.md (const_0_to_31_operand): New predicate
6777 (sse5_comparison_float_operator): New predicate to match the
6778 comparison operators supported by the SSE5 com instruction.
6779 (ix86_comparison_int_operator): New predicate to match just the
6780 signed int comparisons.
6781 (ix86_comparison_uns_operator): New predicate to match just the
6782 unsigned int comparisons.
6784 * doc/invoke.texi (-msse5): Add documentation.
6785 (-mfused-madd): Ditto.
6787 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6789 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6791 (x86_64-*-*): Ditto.
6793 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6795 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6796 intrinisics for SSE5.
6798 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6801 * config/i386/mmintrin-common.h: New file, to contain common
6802 instructions between SSE4.1 and SSE5.
6804 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6805 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6806 (gen_regparm_prefix): Ditto.
6808 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6809 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6810 prototype_p to determine if a function is prototyped.
6812 2007-09-12 Janis Johnson <janis187@us.ibm.com>
6814 * config/dfp-bit.c (dfp_conversion_exception): New function.
6815 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
6816 (DFP_TO_INT): Ditto.
6817 (INT_TO_DFP): Ditto.
6818 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
6820 2007-09-12 Jakub Jelinek <jakub@redhat.com>
6823 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
6824 before sp restoration even when total_size is 0, but
6825 frame_pointer_needed.
6827 2007-09-12 Bob Wilson <bob.wilson@acm.org>
6829 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
6830 (xtensa_copy_incoming_a7): Use start_sequence instead of
6831 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
6832 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
6833 of the saveregs sequence.
6835 2007-09-12 Richard Sandiford <richard@codesourcery.com>
6837 * c-tree.h (grokfield): Add a "tree *" argument.
6838 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
6839 Chain nested decl attributes to it. Don't call decl_attributes here.
6840 (groktypename): Pass grokdeclarator a pointer to the attribute list.
6841 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
6842 (grokfield): Take a pointer to the decl's attributes and pass
6843 it to grokdeclarator.
6844 * c-parser.c (c_parser_struct_declaration): Update the calls to
6845 grokfield. Call decl_attributes for anonymous struct and union
6848 2007-09-12 Jan Hubicka <jh@suse.cz>
6850 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
6852 2007-09-12 Ira Rosen <irar@il.ibm.com>
6854 PR tree-optimization/32377
6855 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
6856 between positive and negative dependence distance using DDR_REVERSED_P.
6858 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
6860 PR tree-optimization/33373
6861 * tree-vect-analyze (vect_determine_vectorization_factor): Call
6862 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
6864 2007-09-12 Jan Hubicka <jh@suse.cz>
6867 * config/i386/i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory):
6868 Disable for !SSE_MATH
6870 2007-09-12 Christian Bruel <christian.bruel@st.com>
6872 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
6873 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
6875 2007-09-12 Ira Rosen <irar@il.ibm.com>
6877 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
6878 for oprnd1 if not required.
6879 (vectorizable_operation): Use scalar operand in SLP in case of
6880 shift with scalar argument.
6882 2007-09-12 Ira Rosen <irar@il.ibm.com>
6884 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and
6887 2007-09-11 James E. Wilson <wilson@specifix.com>
6889 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
6890 TARGET_UNWIND_INFO is defined.
6891 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
6894 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
6896 * config/sh/sh.c (calc_live_regs): Use
6897 current_function_saves_all_registers instead of
6898 current_function_has_nonlocal_label.
6899 (sh_allocate_initial_value): Likewise.
6900 (sh_get_pr_initial_val): Likewise.
6901 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
6902 * config/sh/sh.md (load_ra): Likewise.
6904 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
6906 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
6909 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
6910 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
6912 2007-09-12 Sa Liu <saliu@de.ibm.com>
6914 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
6915 operands to DFmode GE or LE compares.
6917 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
6919 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
6920 REG_CLASS_NAMES): Add P0REGS.
6921 (REGNO_REG_CLASS): Return it where appropriate.
6922 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
6923 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
6924 * doc/md.texi (Blackfin family): Document 'q' constraints.
6926 2007-09-11 Steve Kenton <skenton@ou.edu>
6928 * pa/linux-unwind.h: Guard with inhibit_libc.
6929 * pa/hpux-unwind.h: Likewise.
6931 2007-09-11 David Daney <ddaney@avtrex.com>
6933 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
6934 * doc/install.texi: Document new --with-llsc and --without-llsc
6936 * config.gcc: Handle --with-llsc and --without-llsc configure options.
6937 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
6938 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
6940 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
6941 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6942 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6943 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6944 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
6945 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
6946 * config/mips/mips.opt (mllsc): New option.
6947 * config/mips/mips.c (mips_llsc): Define variable.
6948 (mips_handle_option): Handle mllsc option.
6949 (override_options): Set mips_print_operand_punct for '|' and '-'.
6950 (print_operand): Add new %| and %- operand codes.
6951 * config/mips/mips.h (mips_llsc_setting): New enum type.
6952 (mips_llsc): Declare.
6953 (OPTION_DEFAULT_SPECS): Add llsc handling.
6954 (GENERATE_SYNC): New macro.
6955 (GENERATE_LL_SC): New macro.
6956 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
6957 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6958 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
6959 in %| and %- operand codes.
6961 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
6963 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
6964 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
6966 2007-09-11 Jason Merrill <jason@redhat.com>
6969 * stor-layout.c (layout_decl): Do pack variable size fields.
6971 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
6973 * config/m68k/predicates.md (movsi_const0_operand,
6974 non_symbolic_call_operand): New predicates.
6976 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
6978 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
6979 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
6980 CW, CZ, CS, Ap and Ac.
6982 * config/m68k/m68k.md (UNSPEC_IB): New constant.
6983 (constraints.md): New include.
6984 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
6985 opx_mem, opy_mem, op_mem, guess, split): New attributes.
6986 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
6988 (pushdi): Add split.
6989 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
6990 attributes. Split tstsi_internal_68020_cf from it.
6991 (tstsi_internal_68020_cf): New pattern.
6992 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
6993 (tst<mode>_cf): Specify attributea.
6994 (cmpsi_cf): Name pattern. Specify attributes.
6995 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
6996 (pushexthisi_const): Fix to use alternatives. Specify
6998 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
6999 from it. Fix to use alternatives. Specify attributes.
7000 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
7001 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
7003 (movsf_cf_soft): Specify attributes.
7004 (movdf_cf_soft): Add split.
7005 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
7006 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
7007 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
7008 (truncdfsf2_68881): Name pattern. Specify attributes.
7009 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
7010 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
7011 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
7013 (addsi3_5200): Fix to use alternatives. Specify attributes.
7015 (add<mode>3_cf, subdi_dishl32): Specify attributes.
7016 (subsi3): Add alternative for subq.l. Specify attributes.
7017 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
7018 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
7020 (umulhisi3): Specify attributes.
7021 (mulhisisi3_z): Name pattern. Specify attributes.
7022 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
7023 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
7024 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
7025 bsetmemqi): Specify attributes.
7026 (bsetmemqi_ext): Name pattern. Specify attributes.
7027 (bclrmemqi): Specify attributes.
7028 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
7029 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
7031 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
7032 pattern. Specify attributes.
7033 (jump): Specify attributes.
7034 (tablejump_internal): Name pattern. Specify attributes.
7035 (call_value): Split into non_symbolic_call_value,
7036 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
7037 alternatives. Specify attributes.
7038 (non_symbolic_call_value, symbolic_call_value_jsr,
7039 symbolic_call_value_bsr): New patterns.
7040 (nop, return, unlink, indirect_jump): Specify attributes.
7041 (trap): Fix condition. Specify attributes.
7044 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
7045 (override_options): Initialize it. Initialize m68k_sched_cpu.
7046 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
7047 (const_method): Make global, rename to m68k_const_method.
7048 (const_int_cost, output_move_const_into_data_reg): Update.
7049 (output_move_double): Parametrize to emit rtl code, rename to
7051 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
7052 emit_movsi): New static functions.
7053 (output_move_double): New function with semantics of old
7055 (m68k_emit_move_double): New function.
7056 (m68k_sched_cpu): New variable.
7057 (attr_op_type): New enum.
7058 (sched_guess_p): New variable.
7059 (sched_address_type, sched_operand_type, sched_attr_op_type):
7060 New static functions.
7061 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
7062 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
7063 (sched_branch_type): New static variable.
7064 (m68k_sched_branch_type): New function.
7065 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
7066 (m68k_symbolic_call_var): Declare.
7067 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
7068 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
7069 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
7070 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
7073 2007-09-11 Jakub Jelinek <jakub@redhat.com>
7075 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
7076 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
7077 error if __builtin_va_arg_pack_len () wasn't optimized out during
7079 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
7080 with the number of inline's anonymous arguments.
7081 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
7083 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
7085 * fold-const.c (extract_muldiv_1): Do not simplify var * c * c to var.
7087 2007-09-11 Jan Hubicka <jh@suse.cz>
7089 * config/i386/i386.h (ix86_tune_indices): Add
7090 X86_TUNE_INTER_UNIT_CONVERSIONS.
7091 (TARGET_INTER_UNIT_CONVERSIONS): New.
7092 * config/i386/i386.md (floatsi expanders): Remove redundant check
7093 for SImode source; offload to memory when asked for.
7094 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
7095 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
7097 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
7098 floatsidf2_mixed_memory, floatsidf2_sse_memory
7099 floatdisf2_mixed_memory, floatsisf2_sse_memory,
7100 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
7102 2007-09-11 Jan Hubicka <jh@suse.cz>
7104 * toplev.c (process_options): all frontends now do unit-at-a-time.
7105 * cgraphunit.c: update comments.
7106 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
7107 * c-decl.c (finish_function): use cgraph_add_new_function.
7108 * function.c (expand_function_end): We are always unit-at-a-time.
7110 2007-09-11 Richard Sandiford <richard@codesourcery.com>
7112 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
7113 settings for MIPS16.
7114 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
7116 2007-09-11 Richard Sandiford <richard@codesourcery.com>
7118 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
7119 SYMBOL_FORCE_TO_MEM constants.
7120 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
7121 (mips16_rewrite_pool_refs_info): New structure.
7122 (mips16_rewrite_pool_constant): New function, split out from...
7123 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
7124 mips16_rewrite_pool_refs_info structure rather than a pointer
7125 to a constant pool. Force force_to_mem_operands into memory.
7126 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
7127 * config/mips/predicates.md (force_to_mem_operand): New predicate.
7128 * config/mips/constraints.md (kf): New constraint.
7129 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
7130 (*movsi_mips16): Likewise.
7132 2007-09-11 Richard Sandiford <richard@codesourcery.com>
7133 Nigel Stephens <nigel@mips.com>
7134 David Ung <davidu@mips.com>
7136 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
7137 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
7138 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
7139 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
7140 (mips_zero_extend_cost): New functions.
7141 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
7142 Use the new functions. Tweak many cost estimates, both here
7143 and in the new subroutines. Return false when the cost of the
7144 operands has not been calculated. Check for *clear_upper32.
7145 Check for floating-point multiply-add, reciprocal and rsqrt
7146 patterns. Handle comparison and rotation codes.
7148 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
7150 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
7152 * config/i386/i386.c (get_dllimport_decl): Don't strip
7155 2007-09-10 Janis Johnson <janis187@us.ibm.com>
7158 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
7159 declarations to top.
7160 (DFP_TO_BFP): Use for either XFmode or TFmode.
7161 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
7163 * config/dfp-bit.h: Include float.h.
7164 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
7165 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
7166 which doesn't mean the same thing.
7167 (BFP_KIND): Use 4 to mean TFmode.
7168 (BFP_FMT): Specify the number of decimal digits based on the
7169 number of mantissa digits.
7170 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
7171 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
7172 (STR_TO_BFP): Use strtold for XFmode or TFmode.
7173 (TFtype): Define if TFmode is supported.
7174 * doc/libgcc.texi (Decimal float library routines): Document
7175 TF conversion functions.
7177 2007-09-10 Chao-ying Fu <fu@mips.com>
7179 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
7180 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7181 (mips_emit_compare): Process fixed-point modes.
7182 (mips_pad_arg_upward): Support fixed-point types.
7183 (override_options): Allow fixed-point modes in accumulators.
7184 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
7185 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
7186 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
7187 (mips_scalar_mode_supported_p): New function to accept fixed-point
7188 modes if the width is not greater than two BITS_PER_WORD.
7189 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
7190 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
7191 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
7192 LONG_LONG_ACCUM_TYPE_SIZE): Define.
7193 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
7195 ("IMODE"): New mode attribute.
7196 (mips-fixed.md): Include.
7197 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
7199 * config/mips/mips-fixed.md: New file.
7201 2007-09-11 Ben Elliston <bje@au.ibm.com>
7203 * config/spu/spu.md: Formatting fixes.
7205 2007-09-10 Janis Johnson <janis187@us.ibm.com>
7207 * config/dfp-bit.c (dfp_unary_func): Delete.
7208 (dfp_unary_op): Delete.
7209 (dfp_binary_op): Use decFloat functions instead of decNumber
7210 functions for binary operations.
7211 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
7212 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
7214 (dfp_compare_op): Use decFloat functions insteadof decNumber
7215 functions for comparisons.
7216 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
7217 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
7219 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
7220 call to dxx_binary_op and decFloat function.
7221 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
7222 calls to dxx_binary_op and decFloat function.
7223 * config/dfp-bit.h: Include decFloat header files.
7224 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
7225 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
7226 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
7227 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
7229 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
7230 Jan Sjodin <jan.sjodin@amd.com>
7232 * tree-vect-analyze.c (vect_analyze_operations): Change
7233 comparison of loop iterations with threshold to less than
7234 or equal to instead of less than. Reduce
7235 min_scalar_loop_bound by one.
7236 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
7237 Change prologue and epilogue iterations estimate to vf/2,
7238 when unknown at compile-time. Change versioning guard
7239 cost to taken_branch_cost. If peeling for alignment is
7240 unknown at compile-time, change peel guard costs to one
7241 taken branch and one not-taken branch per peeled loop.
7242 If peeling for alignment is known but number of scalar loop
7243 iterations is unknown at compile-time, change peel guard
7244 costs to one taken branch per peeled loop. Change the cost
7245 model equation to consider vector iterations as the loop
7246 iterations less the prologue and epilogue iterations.
7247 Change outside vector cost check to less than or equal to
7248 zero instead of equal to zero.
7249 (vect_do_peeling_for_loop_bound): Reduce
7250 min_scalar_loop_bound by one.
7251 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
7252 TARG_COND_NOT_TAKEN_BRANCH_COST.
7253 * config/i386/i386.h (processor_costs): Add
7254 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
7255 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
7256 vec_align_load_cost, vect_unalign_load_cost,
7257 vec_store_cost, cond_taken_branch_cost,
7258 cond_not_taken_branch_cost.
7259 Define macros for x86 costs.
7260 * config/i386/i386.c:
7261 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
7262 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
7263 scalar_to_vec_cost, vec_align_load_cost,
7264 vect_unalign_load_cost, vec_store_cost,
7265 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
7266 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
7267 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
7268 core2_cost, generic64_cost, generic32_cost): Set to default
7270 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
7271 (x86_builtin_vectorization_cost): New.
7273 2007-09-10 Janis Johnson <janis187@us.ibm.com>
7274 Ben Elliston <bje@au.ibm.com>
7276 * dfp.c: Include decimal128Local.h;
7277 (dfp_byte_swap): Remove.
7278 (encode_decimal32, decode_decimal32): Don't handle endianness.
7279 (encode_decimal64, decode_decimal64): Ditto.
7280 (encode_decimal128, decode_decimal128): Ditto.
7281 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
7283 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
7285 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
7286 * Makefile.in (DECNUM_H): Add decimal128Local.h.
7288 2007-09-10 David Daney <ddaney@avtrex.com>
7290 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
7292 (memory_barrier): Rewrote as an insn that clobbers memory.
7294 2007-09-10 Richard Sandiford <richard@codesourcery.com>
7296 * config/mips/mips.c (mips_global_pointer): Check
7297 call_really_used_regs instead of call_used_regs.
7298 (mips_save_reg_p): Likewise. Save all call-saved registers
7299 if current_function_saves_all_registers. Fix indentation.
7300 No longer treat $18 as a special case.
7301 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
7303 2007-09-10 Richard Sandiford <richard@codesourcery.com>
7305 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
7306 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
7307 the introductory comment.
7308 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
7309 (override_options): Don't test for it.
7310 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
7311 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
7312 * config/mips/vr.h: As for config/mips/sde.h.
7314 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7315 Revital Eres <eres@il.ibm.com>
7317 * target.h (struct gcc_target.sched): New field: sms_res_mii.
7318 (struct ddg): Define.
7319 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
7320 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
7321 * config/spu/spu.c: Include ddg.h.
7322 (TARGET_SCHED_SMS_RES_MII): Define.
7323 (spu_sms_res_mii): New function to calculate mii.
7324 * modulo-sched (res_MII): Use it.
7325 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
7327 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
7329 * config/s390/s390.c (s390_dump_pool): Create copy of constant
7330 pool entries since they might hold values that must not be shared.
7332 2007-09-10 Robert Kidd <rkidd@crhc.uiuc.edu>
7334 * bb-reorder.c (rest_of_handler_reorder_blocks): Removed call to
7335 RTL level tracer pass.
7336 * passes.c (init_optimization_passes): Move pass_tracer from
7337 after pass_rtl_ifcvt to after pass_dce.
7338 * tracer.c: Update copyright.
7339 (layout_superblocks): Remove function.
7340 (mark_bb_seen): New.
7342 (count_insns): Change to estimate instructions in a Tree-SSA
7344 (find_trace): Use bb_seen_p.
7345 (tail_duplicate): Use bb_seen_p. Call add_phi_args_after_copy
7346 after duplicate_block.
7347 (tracer): Change prototype to match that of a pass execute
7349 (gate_tracer): Rename from gate_handle_tracer.
7350 (rest_of_handle_tracer): Remove function.
7351 * rtl.h: Remove prototype for tracer.
7352 * testsuite/gcc.dg/tree-prof/tracer-1.c: New.
7354 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
7357 * config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
7358 Use 'N' operand constraint for op2.
7359 (lshr<mode>3): Ditto.
7360 (ashl<mode>3): Ditto.
7361 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
7362 (vec_shr_<mode>): Ditto.
7363 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
7364 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
7366 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
7368 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
7369 Change mode macro in the last real_2expN parameter to uppercase.
7371 2007-09-10 Michael Matz <matz@suse.de>
7373 * tree-pass.h (pass_cselim): Declare new pass.
7374 * passes.c (init_optimization_passes): Link in pass_cselim.
7375 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
7376 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
7377 cond_store_replacement.
7378 (condstoretemp): New static variable.
7379 (cond_store_replacement): New function.
7380 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
7381 tree_ssa_phiopt_worker.
7382 (struct name_to_bb): New.
7383 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
7384 nt_init_block, nt_fini_block): New static functions.
7385 (seen_ssa_names, nontrap_set): New static variables.
7386 (gate_cselim, pass_cselim): Define new pass.
7387 * common.opt (ftree-cselim): New flag.
7388 * toplev.c (process_options): Set flag_tree_cselim if required.
7390 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
7392 * simplify-rtx.c (simplify_relational_operation_1): For recent
7393 canonicalization, don't recurse if op1 equals both PLUS arguments.
7395 2007-09-09 David Daney <ddaney@avtrex.com>
7397 * optabs.c (expand_sync_operation): Use plus insn if minus
7399 (expand_sync_fetch_operation): Ditto.
7401 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
7403 * config/i386/i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
7405 (*floatsisf2_sse_vector): Likewise.
7407 2007-09-09 Krister Walfridsson <cato@df.lth.se>
7409 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
7411 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
7413 * config/i386/i386.h (ix86_tune_indices): Rename
7414 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
7415 (TARGET_USE_VECTOR_CONVERTS): Updated.
7416 * config/i386/i386.c: Likewise.
7418 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
7419 Nigel Stephens <nigel@mips.com>
7421 * doc/invoke.texi (Overall Options): Add .sx file extension
7422 as a synonym for .S.
7423 * cppspec.c (known_suffixes): Likewise.
7424 * gcc.c (default_compilers): Likewise.
7426 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
7429 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
7430 * simplify-rtx.c (simplify_relational_operation_1): Add the
7431 canonicalization from i386.h.
7432 * doc/md.texi (Canonicalization of Instructions): Document it.
7434 2007-09-09 Jan Hubicka <jh@suse.cz>
7435 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7437 * config/i386/i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
7438 (TARGET_USE_VECTOR_CONVERTS): New.
7439 * config/i386/i386.md: New post-reload splitters for converting
7440 SF to DF and DF to SF.
7441 (floatsi* expander): Special case vector conversions.
7442 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
7443 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
7444 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
7445 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
7446 Disable when doing vector converts.
7447 (floatsi<mode>2_i387): Disable when
7448 * config/i386/sse.md (vec_dupv2df): Export.
7449 * config/i386/i386.c (ix86_tune_features): Enable SSE conversions.
7451 2007-09-09 Richard Guenther <rguenther@suse.de>
7453 * tree-ssa-operands.c (add_virtual_operand): Only mark
7454 stores as has_volatile_ops if alias information is not available.
7456 2007-09-09 Revital Eres <eres@il.ibm.com>
7458 * doc/contrib.texi: Add myself.
7460 2007-09-09 Ira Rosen <irar@il.ibm.com>
7462 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
7463 stmt_vinfo_set_outside_of_loop_cost): New functions.
7464 * tree-vect-transform.c (vect_get_cost_fields): Remove.
7465 (vect_model_simple_cost): Call
7466 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
7467 field instead of calling vect_get_cost_fields.
7468 (vect_model_store_cost, vect_model_load_cost): Likewise.
7470 2007-09-09 Revital Eres <eres@il.ibm.com>
7472 * config/rs6000/rs6000.c (paired_init_builtins): Add const
7473 declaration to bdesc_paired_preds variable.
7474 (paired_expand_builtin): Likewise.
7476 2007-09-09 Revital Eres <eres@il.ibm.com>
7478 * dbgcnt.def (sms_sched_loop): New counter.
7479 * modulo-sched.c: Use sms_sched_loop instead of
7480 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
7481 perform swing modulo scheduling on. Include dbgcnt.h.
7482 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
7483 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
7485 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
7487 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
7488 Substitute all uses with ...
7489 (MODEF): New mode iterator.
7491 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
7492 from pre-regalloc define_insn_and_split splitter pattern.
7493 (*fix_trunc<mode>_i387_1): Ditto.
7494 (*fistdi2_1): Ditto.
7495 (*fist<mode>2_1): Ditto.
7496 (frndintxf2_floor): Ditto.
7497 (*fist<mode>2_floor_1): Ditto.
7498 (frndintxf2_ceil): Ditto.
7499 (*fist<mode>2_ceil_1): Ditto.
7500 (frndintxf2_trunc): Ditto.
7501 (frndintxf2_mask_pm): Ditto.
7503 (prologue): Use (const_int 0) as never generated filler insn.
7505 (sibcall_epilogue): Ditto.
7506 (eh_return_si): Ditto.
7507 (eh_return_di): Ditto.
7509 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
7510 using MODEF mode iterator.
7511 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
7512 using MODEF mode iterator.
7513 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
7514 using MODEF mode iterator.
7515 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
7516 Macroize expander using MODEF mode iterator.
7518 (zero_extendsidi2): Remove operand constraints from expander.
7519 (smuldi3_highpart): Ditto.
7520 (indirect_jump): Ditto.
7523 * config/i386/sse.md (storentv4sf): Ditto.
7524 (storentv2df): Ditto.
7525 (storentv2di): Ditto.
7527 (sse2_cvtpd2ps): Ditto.
7528 (vec_interleave_highv16qi): Ditto.
7529 (vec_interleave_lowv16qi): Ditto.
7530 (vec_interleave_highv8hi): Ditto.
7531 (vec_interleave_lowv8hi): Ditto.
7532 (vec_interleave_highv4si): Ditto.
7533 (vec_interleave_lowv4si): Ditto.
7534 (vec_interleave_highv2di): Ditto.
7535 (vec_interleave_lowv2di): Ditto.
7536 (sse2_maskmovdqu): Ditto.
7537 * config/i386/mmx.md (mmx_maskmovq): Ditto.
7539 2007-09-09 Ira Rosen <irar@il.ibm.com>
7541 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
7542 (struct _slp_tree, struct _slp_instance): Define new data structures
7543 along macros for their access.
7544 (struct _loop_vec_info): Define new fields: strided_stores,
7545 slp_instances, and slp_unrolling_factor along macros for their access.
7546 (enum slp_vect_type): New.
7547 (struct _stmt_vec_info): Define new field, slp_type, and macros for
7549 (STMT_VINFO_STRIDED_ACCESS): New macro.
7550 (vect_free_slp_tree): Declare.
7551 (vectorizable_load): Add an argument of type slp_tree.
7552 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
7553 vectorizable_assignment): Likewise.
7554 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
7555 Declare (make extern).
7556 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
7557 (new_loop_vec_info): Likewise.
7558 (destroy_loop_vec_info): Free memory allocated for SLP structures.
7559 * tree-vect-analyze.c: Include recog.h.
7560 (vect_update_slp_costs_according_to_vf): New.
7561 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
7562 functions. For not pure SLP stmts with strided access check that the
7563 group size is power of 2. Update the vectorization factor according to
7564 SLP. Call vect_update_slp_costs_according_to_vf.
7565 (vect_analyze_group_access): New.
7566 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
7567 (vect_free_slp_tree): New functions.
7568 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
7569 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
7570 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
7571 vect_detect_hybrid_slp): Likewise.
7572 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
7573 and vect_detect_hybrid_slp.
7574 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
7575 SLP costs into account.
7576 (vect_get_cost_fields): New function.
7577 (vect_model_simple_cost): Make extern, add SLP parameter and handle
7579 (vect_model_store_cost, vect_model_load_cost): Likewise.
7580 (vect_get_constant_vectors): New function.
7581 (vect_get_slp_vect_defs, vect_get_slp_defs,
7582 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
7583 vect_get_vec_defs): Likewise.
7584 (vectorizable_reduction): Don't handle SLP for now.
7585 (vectorizable_call): Don't handle SLP for now. Add argument to
7586 vect_model_simple_cost.
7587 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
7588 get SLPed and vectorized defs). Fix indentation and spacing.
7589 (vectorizable_assignment): Handle SLP.
7590 (vectorizable_induction): Don't handle SLP for now.
7591 (vectorizable_operation): Likewise.
7592 (vectorizable_type_demotion): Add argument to
7593 vect_model_simple_cost.
7594 (vectorizable_type_promotion): Likewise.
7595 (vectorizable_store, vectorizable_load): Handle SLP.
7596 (vectorizable_condition): Don't handle SLP for now.
7597 (vect_transform_stmt): Add a new argument for SLP. Check that there is
7598 no SLP transformation required for unsupported cases. Add SLP
7599 argument for supported cases.
7600 (vect_remove_stores): New function.
7601 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
7602 (vect_transform_loop): Schedule SLP instances.
7603 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
7605 2007-09-09 Andrew Haley <aph@redhat.com>
7607 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
7610 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
7612 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
7613 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
7614 Similar for what label_refs can go in the JUMP_TARGET field. Split
7615 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
7616 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
7617 REG_LABEL when replacing an operand with a LABEL_REF for a
7619 (subst_reloads): When replacing a LABEL_REG with a register,
7620 instead of generating a REG_LABEL note, assert that there already
7621 is one or that the label is a known target for the insn.
7622 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
7623 note, check the JUMP_LABEL field. Remove "else" after return.
7624 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
7625 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
7626 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
7627 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
7628 insns. Iterate over all notes; don't assume there's only one.
7629 * cse.c (recorded_label_ref): Adjust comment to refer to
7631 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
7632 insns, not just NONJUMP_INSN_P.
7633 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
7634 isn't a jump target.
7635 * jump.c (rebuild_jump_labels): Adjust head comment.
7636 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
7637 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
7638 (mark_all_labels): For JUMP_P insns without a target, check if the
7639 the target is noted on the previous nonjump insn.
7640 (mark_jump_label_1): New function, guts from mark_jump_label.
7641 <case IF_THEN_ELSE>: Handle first operand as a non-target when
7642 marking jump target labels.
7643 <case LABEL_REF>: Adjust for whether to generate a
7644 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
7645 For 'E' format rtl, iterate in descending element order.
7646 (delete_related_insns): Handle both REG_LABEL_TARGET and
7647 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
7648 reference count, delete and fallthrough. Move finding-next-
7649 non-deleted insn last in the function. Look at all INSN_P insns
7650 for REG_LABEL_OPERAND notes.
7651 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
7653 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
7654 JUMP_LABEL, output the INSN_UID of it.
7655 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
7656 and/or REG_LABEL_TARGET.
7657 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
7658 with jump.c copy by only adding notes for labels actually
7659 referenced in the insn.
7660 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
7661 usage count increment; handle all INSN_P trial insns.
7662 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
7664 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
7665 REG_LABEL_TARGET and REG_LABEL_OPERAND.
7666 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
7668 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
7669 JUMP_P insns and REG_LABEL_OPERAND everywhere.
7670 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
7671 on all INSN_P insns.
7672 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
7673 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
7674 REG_LABEL_OPERAND notes.
7675 * reload1.c (calculate_needs_all_insns): Adjust comments.
7676 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
7677 * config/alpha/alpha.md (split for load of an address into a
7678 four-insn sequence on Unicos/Mk): Adjust to use
7680 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
7682 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7685 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7686 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
7687 FOR_BB_INSNS_SAFE instead of for loop.
7688 * cse.c (cse_extended_basic_block): Likewise.
7689 * postreload.c (reload_cse_regs_1): New variable next. Make sure
7690 that the for loop does not invoke NEXT_INSN on a deleted insn.
7691 * function.c (instantiate_virtual_regs): Likewise.
7692 * lower-subreg.c (remove_retval_note): Likewise.
7693 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
7695 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
7697 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
7698 insn, if it's a jump.
7699 (try_redirect_by_replacing_jump): New variable jump_p. Call
7700 tablejump_p before delete_insn_chain.
7701 * reload1.c (reload): New variable next. Make sure that the for
7702 loop does not invoke NEXT_INSN on a deleted insn.
7703 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
7704 (delete_output_reload): New variable prev. Make sure the the for
7705 loops do not invoke PREV_INSN on a deleted insn.
7707 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7709 * pa/constraints.md: Remove 'X' from unused letters comment.
7711 2007-09-08 Richard Guenther <rguenther@suse.de>
7713 * tree-tailcall.c (find_tail_calls): If we don't have aliases
7714 computed check stmt_ann->references_memory instead of counting
7717 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
7719 * cse.c (fold_rtx): Use validate_unshare_change() instead of
7720 validate_change() in one more case.
7722 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
7724 PR tree-optimization/32283
7725 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
7726 estimated_loop_iterations.
7727 (determine_use_iv_cost_condition): Decrease cost of expressions
7728 used in iv elimination.
7730 2007-09-08 Richard Guenther <rguenther@suse.de>
7732 * tree-cfg.c (verify_gimple_expr): Avoid building new
7733 pointer types, use TYPE_POINTER_TO if available instead.
7735 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
7738 PR rtl-optimization/26449
7739 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
7740 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
7742 (mulv16qi3): Implement as define_insn_and_split pattern instead of
7743 define_expand. Split insn in split1 pass.
7746 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
7748 PR tree-optimization/33301
7749 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
7752 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
7754 PR tree-optimization/32183
7755 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
7757 * tree-ssa-reassoc.c: Include cfgloop.h.
7758 (is_reassociable_op): Add a loop argument and return true only
7760 (linearize_expr): Updated.
7761 (should_break_up_subtract): Likewise.
7762 (linearize_expr_tree): Likewise.
7763 (init_reassoc): Call loop_optimizer_init with
7764 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
7765 with CDI_DOMINATORS.
7766 (fini_reassoc): Call loop_optimizer_finalize.
7768 2007-09-07 Sterling Augustine <sterling@tensilica.com>
7770 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
7771 if there is no i-cache.
7773 2007-09-07 Richard Guenther <rguenther@suse.de>
7776 2007-09-06 Richard Guenther <rguenther@suse.de>
7778 PR tree-optimization/32586
7779 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7780 folding if nothing changed.
7781 (simplify_unary_expression): New function. Do tree combining
7782 on conversion like codes.
7783 (try_to_simplify): Call it.
7785 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7788 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
7789 (__gthread_active,__gthread_start, __gthread_active_init): New.
7790 * gthr-posix95.h: Likewise.
7792 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
7794 * function.h (struct function): Rename calls_unwind_init
7795 to saves_all_registers.
7796 (current_function_saves_all_registers): Renamed from
7797 current_function_calls_unwind_init.
7798 * reload1.c (reload): Set current_function_saves_all_registers.
7799 * except.c (expand_builtin_unwind_init): Likewise.
7800 * config/m68k/m68k.c (m68k_save_reg): Use
7801 current_function_saves_all_registers to save pic register.
7803 2007-09-07 Janis Johnson <janis187@us.ibm.com>
7805 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
7806 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
7808 Reapply reverted changes:
7810 2007-09-06 Jan Hubicka <jh@suse.cz>
7812 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
7815 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7817 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7818 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7820 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7822 * optabs.c (expand_float): Convert unsigned integer as signed only
7823 if it provides sufficient accuracy; add mode argument to real_2expN.
7824 (expand_fix): Fix comment typos; extend binary float into mode
7825 wider than destination for converion to unsigned integer; add mode
7826 argument to real_2expN.
7827 * real.c (real_2expN): Add mode argument to special-case decimal
7829 * real.h (real_2expN): Ditto.
7830 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7832 (fixed_from_string): Ditto.
7833 (fixed_to_decimal): Ditto.
7834 (fixed_convert_from_real): Ditto.
7835 (real_convert_from_fixed): Ditto.
7836 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7837 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7838 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7839 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7841 2007-09-07 Diego Novillo <dnovillo@google.com>
7843 * tree-flow.h (const_block_stmt_iterator): Remove.
7844 Update all users to use block_stmt_iterator.
7845 * tree-iterator.h (const_tree_stmt_iterator): Remove.
7846 Update all users to use tree_stmt_iterator.
7848 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
7850 * config/mips/mips.c (mips_set_current_function): Temporarily
7851 make this a no-op to fix bootstrap errors, pending rewrite.
7853 2007-09-07 Jan Hubicka <jh@suse.cz>
7855 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
7858 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
7860 PR tree-optimization/33299
7861 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
7862 uses for all relevant loop-exit phis, not just the first.
7864 2007-09-07 Richard Guenther <rguenther@suse.de>
7867 * tree-ssa-operands.c (access_can_touch_variable): An access
7868 of the form (*p)[0] can touch a variable of same size.
7870 2007-09-07 Jan Hubicka <jh@suse.cz>
7872 * passes.c (init_optimization_passes): Add simple dce and addressable
7874 * tree-ssa.c (execute_update_addresses_taken): New function.
7875 (pass_update_address_taken): New.
7876 * tree-ssa-dse.c (execute_simple_dse): New function.
7877 (pass_simple_dse): New.
7878 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
7880 2007-09-07 Tobias Burnus <burnus@net-b.de>
7883 * doc/invoke.texi: Fix -Wstrict-overflow= table.
7885 2007-09-07 Richard Guenther <rguenther@suse.de>
7888 2007-09-06 Richard Guenther <rguenther@suse.de>
7890 PR tree-optimization/32586
7891 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7892 folding if nothing changed.
7893 (simplify_unary_expression): New function. Do tree combining
7894 on conversion like codes.
7895 (try_to_simplify): Call it.
7897 2007-09-07 Richard Guenther <rguenther@suse.de>
7898 Uros Bizjak <ubizjak@gmail.com>
7900 PR tree-optimization/32821
7901 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
7902 NULL in the call to set_bb_stmt_list.
7904 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7906 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
7907 float calls here, rather than leaving some to the caller.
7908 Use call_internal_direct and call_value_internal_direct.
7909 * config/mips/mips.md (call_internal_direct): New pattern.
7910 (call_value_internal_direct): Likewise.
7912 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7914 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
7915 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
7917 (override_options): Set mips_base_move_loop_invariants.
7919 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7921 * config/mips/mips.opt (mcode-readable=): Move to keep list
7924 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7926 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
7927 and -mgpopt options. Adjust the -G documentation to match.
7928 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
7929 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
7930 function, split out from mips_classify_symbol. Return false for
7931 !TARGET_LOCAL_SDATA.
7932 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
7933 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
7934 (override_options): Check whether the -mgpopt setting is consistent
7935 with the other flags.
7936 (symbolic_expression_p): Delete.
7937 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
7938 and default_elf_select_rtx_section.
7939 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
7940 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
7941 external data and TARGET_EXTERN_SDATA.
7943 2007-09-07 Tobias Burnus <burnus@net-b.de>
7946 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
7948 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7950 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
7951 FOR_BB_INSNS_SAFE instead of for loop.
7952 * cse.c (cse_extended_basic_block): Likewise.
7953 * postreload.c (reload_cse_regs_1): New variable next. Make sure
7954 that the for loop does not invoke NEXT_INSN on a deleted insn.
7955 * function.c (instantiate_virtual_regs): Likewise.
7956 * lower-subreg.c (remove_retval_note): Likewise.
7957 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
7959 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
7961 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
7962 insn, if it's a jump.
7963 (try_redirect_by_replacing_jump): New variable jump_p. Call
7964 tablejump_p before delete_insn_chain.
7965 * reload1.c (reload): New variable next. Make sure that the for
7966 loop does not invoke NEXT_INSN on a deleted insn.
7967 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
7968 (delete_output_reload): New variable prev. Make sure the the for
7969 loops do not invoke PREV_INSN on a deleted insn.
7971 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
7973 * cgraphbuild.c (rebuild_cgraph_edges): Export.
7974 * cgraph.h (rebuild_cgraph_edges): Declare.
7975 * tree-pass.h (pass_expand_omp_ssa): New.
7976 * omp-low.c (find_omp_clause): Export.
7977 (copy_var_decl): Split from omp_copy_decl_2.
7978 (build_omp_barrier): Return the call to emit instead of emitting
7980 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
7982 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
7983 expand_omp_for_generic, expand_omp_for_static_nochunk,
7984 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7985 Adapted to work on SSA form.
7986 (execute_expand_omp): Do not invalidate dominance information.
7987 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
7988 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
7989 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
7991 (force_gimple_operand): Allow gimplifying code expressions without
7993 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
7994 * common.opt (fopenmp-ssa): New.
7995 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
7996 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
7997 * tree-cfg.c: Include tree-inline.h.
7998 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
7999 (replace_by_duplicate_decl, replace_ssa_name,
8000 mark_virtual_ops_in_region): New functions.
8001 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
8002 to work on SSA form.
8003 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
8004 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
8007 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8009 * tree-loop-linear.c: Include obstack.h.
8010 (linear_transform_loops): New obstack lambda_obstack.
8011 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
8012 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
8013 and free afterwards.
8014 * lambda.h (struct obstack): New forward declaration.
8015 (lambda_linear_expression_new): New parameter of type struct
8017 (lambda_loopnest_new): Likewise.
8018 (lambda_loopnest_transform): Likewise.
8019 (lambda_body_vector_new): Likewise.
8020 (lambda_body_vector_compute_new): Likewise.
8021 (gcc_loopnest_to_lambda_loopnest): Likewise.
8022 (lambda_loopnest_to_gcc_loopnest): Likewise.
8023 * lambda-code.c: Include obstack.h.
8024 (lambda_lattice_new): New parameter lambda_obstack. Use it for
8026 (lambda_body_vector_new): Likewise.
8027 (lambda_linear_expression_new): Likewise.
8028 (lambda_lattice_new): Likewise.
8029 (lambda_loopnest_new): Likewise. Additionally use obstack to
8030 allocate LN_LOOPS(ret).
8031 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
8032 it to lambda_lattice_new.
8033 (lambda_body_vector_compute_new): New parameter lambda_obstack.
8034 Pass it to lambda_body_vector_new.
8035 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
8036 it to lambda_lattice_new.
8037 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
8038 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
8039 (lambda_compute_target_space): Likewise.
8040 (lambda_compute_auxillary_space): New parameter lambda_obstack.
8041 Pass it to lambda_lattice_compute_base and
8042 compute_nest_using_fourieer_motzkin.
8043 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
8044 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
8045 and lambda_lattice_compute_target_space.
8046 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
8047 Pass it to lambda_linear_expression_new.
8048 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
8049 to gcc_tree_to_linear_expression.
8050 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
8051 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
8052 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
8053 Pass it to lambda_body_vector_new and
8054 lambda_body_vector_compute_new.
8055 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
8056 (lambda-code.o): Likewise.
8058 2007-09-06 Chao-ying Fu <fu@mips.com>
8060 * ginclude/stdfix.h: New file.
8061 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
8062 (convert.o): Add dependence on fixed-value.h.
8063 * c-convert.c (convert): Support FIXED_POINT_TYPE.
8064 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
8065 to define fixed-point constants.
8066 (c_cpp_builtins): Define fixed-point constants.
8067 * convert.c (fixed-value.h): New include.
8068 (convert_to_real): Update comment to include fixed-point.
8069 Support FIXED_POINT_TYPE.
8070 (convert_to_integer): Update comment to include fixed-point.
8071 Support FIXED_POINT_TYPE.
8072 (convert_to_complex): Support FIXED_POINT_TYPE.
8073 (convert_to_fixed): New function.
8074 * convert.h (convert_to_fixed): Declare.
8075 * genopinit.c: Add comment about $Q for only fixed-point modes.
8076 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
8077 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
8078 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
8079 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
8080 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
8081 usneg_optab for fixed-point modes.
8082 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
8084 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
8085 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
8086 unsigned saturation optabs, when type is saturating.
8087 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
8088 (expand_fixed_convert): New function.
8089 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
8090 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
8091 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
8092 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
8093 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
8094 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
8096 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
8097 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
8098 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
8099 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
8100 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
8102 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
8103 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
8104 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
8105 fractuns, satfractuns.
8106 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
8107 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
8108 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
8109 OTI_ssmsub_widen, OTI_usmsub_widen.
8110 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
8111 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
8112 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
8113 umsub_widen_optab, usmsub_widen_optab): Define.
8114 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
8116 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
8118 (expand_fixed_convert): Declare.
8119 * expr.c (convert_move): Support the move of fixed-point modes.
8120 (emit_move_insn_1): Handle fixed-point mode to move via integer.
8121 (categorize_ctor_elements_1): Handle FIXED_CST.
8122 (count_type_elements): Handle FIXED_POINT_TYPE.
8123 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
8124 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8126 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
8127 multiply and add/subtract for fixed-point types.
8128 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
8129 mode, we jump to binop directly.
8130 Support FIXED_CONVERT_EXPR.
8131 (do_store_flag): Check FIXED_CST to put a constant second.
8132 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
8133 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8134 (const_vector_from_tree): Support FIXED_CST.
8135 * doc/extend.texi (Fixed-Point): New node.
8136 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
8137 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
8138 satfract, fractuns, satfractuns): Document them.
8140 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
8142 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
8143 addresses into I registers.
8145 2007-09-06 Jan Hubicka <jh@suse.cz>
8146 Andreas Tobler <a.tobler@schweiz.org>
8148 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
8150 (machopic_legitimize_pic_address): Likewise.
8152 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8153 Jan Hubicka <jh@suse.cz>
8155 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
8156 instead of ufloat_optab->handlers directly.
8157 (floatdidf2): Likewise.
8159 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
8161 * config/mips/mips.c: Include diagnostic.h.
8162 (mips_set_current_function): Check errorcount and sorrycount
8163 before generating RTL.
8165 2007-09-06 Richard Sandiford <richard@codesourcery.com>
8168 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
8169 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
8170 (print_operand_reloc): Likewise.
8172 2007-09-06 Janis Johnson <janis187@us.ibm.com>
8176 2007-09-06 Jan Hubicka <jh@suse.cz>
8178 * config/i386/i386.c (ix86_expand_lround, ix86_expand_round):
8179 Update call of real_2expN.
8181 2007-09-06 Richard Sandiford <richard@codesourcery.com>
8183 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
8184 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
8186 2007-09-05 Janis Johnson <janis187@us.ibm.com>
8188 * optabs.c (expand_float): Convert unsigned integer as signed only
8189 if it provides sufficient accuracy; add mode argument to real_2expN.
8190 (expand_fix): Fix comment typos; extend binary float into mode
8191 wider than destination for converion to unsigned integer; add mode
8192 argument to real_2expN.
8193 * real.c (real_2expN): Add mode argument to special-case decimal
8195 * real.h (real_2expN): Ditto.
8196 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
8198 (fixed_from_string): Ditto.
8199 (fixed_to_decimal): Ditto.
8200 (fixed_convert_from_real): Ditto.
8201 (real_convert_from_fixed): Ditto.
8202 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
8203 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
8204 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
8205 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
8207 2007-09-06 Tom Tromey <tromey@redhat.com>
8209 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
8210 * c-pch.c (c_common_read_pch): Restore current location after
8212 * tree.c (expand_location): Update.
8213 (expr_filename): Changed return type. Unified the two cases.
8214 (expr_lineno): Likewise.
8215 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
8217 * toplev.c (line_table): Changed type.
8218 (general_init): Update.
8219 (realloc_for_line_map): New function.
8220 (general_init): Allocate line_table using GC.
8221 * fix-header.c (line_table): Changed type.
8222 (read_scan_file): Update.
8223 (read_scan_file): Update.
8224 * c-ppoutput.c (maybe_print_line): Update.
8225 (print_line): Update.
8226 (cb_line_change): Update.
8227 (cb_define): Update.
8228 (pp_file_change): Update.
8229 * c-opts.c (c_common_init_options): Update.
8230 (finish_options): Update.
8231 (push_command_line_include): Update.
8232 * c-lex.c (cb_line_change): Update.
8233 (cb_def_pragma): Update.
8234 (cb_define): Update.
8236 (c_lex_with_flags): Use cpp_get_token_with_location.
8237 * input.h (line_table): Changed type.
8238 (location_from_locus): New macro.
8239 * tree.h (EXPR_FILENAME): No longer an lvalue.
8240 (EXPR_LINENO): Likewise.
8241 (expr_locus, set_expr_locus): Declare separately for
8242 USE_MAPPED_LOCATION.
8243 (expr_filename, expr_lineno): Changed return type.
8244 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
8245 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
8246 (expand_gimple_basic_block): Likewise.
8247 * final.c (final_scan_insn): Use expanded_location.
8249 2007-09-06 Richard Guenther <rguenther@suse.de>
8251 PR tree-optimization/32586
8252 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
8253 folding if nothing changed.
8254 (simplify_unary_expression): New function. Do tree combining
8255 on conversion like codes.
8256 (try_to_simplify): Call it.
8257 * builtins.c (fold_builtin_cexp): Fold the built expressions.
8258 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
8260 2007-09-06 Jan Hubicka <jh@suse.cz>
8263 * cse.c (fold_rtx): Avoid invalid sharing.
8265 2007-09-06 Richard Sandiford <richard@codesourcery.com>
8267 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
8268 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
8270 2007-09-06 Revital Eres <eres@il.ibm.com>
8272 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
8273 Fix offsettable memory reference for 750CL.
8275 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
8277 * reload.c (find_reloads_address_1): Try to preserve original
8278 base/index regclass of operands.
8279 * regrename.c (scan_rtx_address): Likewise.
8280 (replace_oldest_value_addr): Likewise.
8282 2007-09-06 Richard Guenther <rguenther@suse.de>
8284 PR tree-optimization/33302
8285 * domwalk.c (walk_dominator_tree): The exit block is
8286 interesting even if it is not reachable.
8288 2007-09-06 Richard Sandiford <richard@codesourcery.com>
8291 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
8293 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
8295 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
8298 2007-09-05 Ian Lance Taylor <iant@google.com>
8300 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
8302 (dump_generic_node): Likewise.
8303 * print-rtl.c (print_decl_name): Likewise.
8304 * print-tree.c (print_node_brief): Likewise.
8305 (print_node): Likewise.
8306 * Makefile.in (RTL_BASE_H): Add alias.h.
8309 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
8311 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
8313 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
8314 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
8316 2007-09-06 Jie Zhang <jie.zhang@analog.com>
8318 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
8319 (tm_defines): Define UCLIBC_DEFAULT to 1.
8320 (extra_options): Add linux.opt.
8321 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
8322 (CRT_CALL_STATIC_FUNCTION): Likewise.
8323 (NO_IMPLICIT_EXTERN_C): Likewise.
8324 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
8325 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
8326 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
8327 (ENDFILE_SPEC): Don't define.
8328 (LIB_SPEC): Likewise.
8329 (CRT_CALL_STATIC_FUNCTION): Likewise.
8330 (NO_IMPLICIT_EXTERN_C): Likewise.
8331 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
8332 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
8334 2007-09-06 Jan Hubicka <jh@suse.cz>
8336 * config/i386/i386.c (ix86_expand_lround, ix86_expand_round):
8337 Update call of real_2expN.
8339 2007-09-06 Jan Hubicka <jh@suse.cz>
8341 * opts.c (common_handle_option): Enable inlining functions for
8344 2007-09-06 Jakub Jelinek <jakub@redhat.com>
8346 * builtin-attrs.def (ATTR_NONNULL_3): New.
8347 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
8348 ATTR_NOTHROW_NONNULL_##FA.
8349 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
8350 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
8351 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
8352 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
8353 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
8354 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
8355 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
8357 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
8358 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
8359 ATTR_FORMAT_NOTHROW_3_4): Remove.
8360 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
8361 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
8362 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
8363 instead of ATTR_FORMAT_*_*.
8365 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
8367 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
8368 parts re-used for REG_FRAME_RELATED_EXPR.
8370 2007-09-05 Janis Johnson <janis187@us.ibm.com>
8372 * optabs.c (expand_float): Convert unsigned integer as signed only
8373 if it provides sufficient accuracy; add mode argument to real_2expN.
8374 (expand_fix): Fix comment typos; extend binary float into mode
8375 wider than destination for converion to unsigned integer; add mode
8376 argument to real_2expN.
8377 * real.c (real_2expN): Add mode argument to special-case decimal
8379 * real.h (real_2expN): Ditto.
8380 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
8382 (fixed_from_string): Ditto.
8383 (fixed_to_decimal): Ditto.
8384 (fixed_convert_from_real): Ditto.
8385 (real_convert_from_fixed): Ditto.
8386 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
8387 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
8388 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
8389 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
8391 2007-09-05 Ian Lance Taylor <iant@google.com>
8393 * init-regs.c (initialize_uninitialized_regs): Call
8394 emit_insn_before rather than add_insn_before.
8396 2007-09-05 Jakub Jelinek <jakub@redhat.com>
8398 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
8399 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
8400 * tree-inline.h (copy_body_data): Add call_expr field.
8401 * tree-inline.c (expand_call_inline): Initialize call_expr.
8402 (copy_bb): Append anonymous inline fn arguments to arguments
8403 when inlining a CALL_EXPR_VA_ARG_PACK call.
8404 * builtins.c (expand_builtin): Issue an error if
8405 BUILT_IN_VA_ARG_PACK is seen during expand.
8406 (fold_call_expr, fold_builtin_call_array): Don't fold
8407 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
8408 __builtin_va_arg_pack () call as last argument.
8409 * gimplify.c (gimplify_call_expr): If last argument to a vararg
8410 function is __builtin_va_arg_pack (), decrease number of call
8411 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
8412 * expr.c (expand_expr_real_1): Issue an error if
8413 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
8414 * tree-pretty-print.c (dump_generic_node): Handle printing
8415 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
8416 * doc/extend.texi (__builtin_va_arg_pack): Document.
8418 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
8420 PR tree-optimization/21513
8421 * builtins.c (build_builtin_expect_predicate): New function.
8422 (fold_builtin_expect): Add argument for expected value.
8423 Distribute __builtin_expect over short-circuiting operations.
8424 Fold nested builtin_expects.
8425 (fold_builtin_2): Adjust call to fold_builtin_expect.
8427 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
8430 PR tree-optimization/13756
8431 * doc/invoke.texi (Options That Control Optimization): Document
8434 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
8436 * config/i386/cpuid.h: New file.
8437 * config/i386/driver-i386.c: Include cpuid.h.
8438 (describe_cache): Shrink size and line strings to 100 bytes.
8439 (detect_caches_amd): Return "" for unsupported max_ext_level.
8440 Use __cpuid function.
8441 (detect_caches_intel): Return "" for unsupported max_level.
8442 Use __cpuid function.
8443 (host_detect_local_cpu): Change feature flag variables to
8444 unsigned int. Initialize only extended feature flag variables.
8445 Use __get_cpuid_max to determine max supported cpuid level.
8446 Use __cpuid function to determine supported features. Fix
8447 calculation of family id. Remove is_amd and check signature
8448 directly. Check for Geode signature. Handle family 4 id.
8449 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
8450 cpu discovery code to lower part of the function.
8451 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
8452 for sub-architecture.
8453 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
8454 [PROCESSOR_K8]: Add k8-sse3 architecture.
8455 [PROCESSOR_NOCONA]: Remove.
8456 [PROCESSOR_GENERIC64]: Ditto.
8457 * config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
8458 * config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
8459 to check for SSE and FXSAVE support.
8460 * config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
8461 Add -minline-all-stringops.
8462 * config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
8463 (x86_64-*-*): Ditto.
8465 2007-09-05 Jie Zhang <jie.zhang@analog.com>
8467 * config/bfin/linux-unwind.h: New file.
8468 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
8469 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
8471 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8473 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
8474 * stmt.c: Include alloc-pool.h.
8475 (struct case_node): Remove GTY marker.
8476 (add_case_node): New parameter case_node_pool. Use it for
8478 (expand_case): New allocation pool case_node_pool. Initialize it,
8479 pass to add_case_node and free it.
8481 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8482 David Ung <davidu@mips.com>
8483 Nigel Stephens <nigel@mips.com>
8485 Add mips16/nomips16 function attributes and -mflip-mips16 option
8486 for testing mixed-mode compilation.
8488 * config/mips/mips.opt (mflip-mips16): New.
8490 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
8491 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
8493 * config/mips/mips.c (mips_base_target_flags): New.
8494 (mips_base_mips16): New.
8495 (mips_base_schedule_insns): New.
8496 (mips_base_reorder_blocks_and_partition): New.
8497 (mips_base_align_loops): New.
8498 (mips_base_align_jumps): New.
8499 (mips_base_align_functions): New.
8500 (mips16_flipper): New.
8501 (mips_attribute_table): Add "mips16" and "nomips16" entries.
8502 (TARGET_SET_CURRENT_FUNCTION): Define.
8503 (mips_mips16_type_p, mips_nomips16_type_p): New.
8504 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
8505 (mips_function_ok_for_sibcall): Make it deal with functions with
8507 (mips_init_split_addresses): New, split out from override_options.
8508 (mips_init_relocs): New, split out from override_options.
8509 (was_mips16_p): New.
8510 (mips_set_mips16_mode): New, split out from override_options.
8511 (mips_set_current_function): New.
8512 (override_options): Add sorry for unsupported mips16/pic
8513 combination. Remove error for mips16/dsp combination. Save
8514 base option settings.
8515 (mips_file_start): Move mips16 mode setting output from here....
8516 (mips_output_function_prologue): ....to here.
8517 (mips_output_mi_thunk): Check for mips16 function.
8518 (build_mips16_function_stub): Don't set .mips16 here.
8519 (build_mips16_call_stub): Likewise.
8520 (mips_expand_builtin): Error in mips16 mode.
8521 (mips_use_mips16_mode_p): New.
8522 (mips_encode_section_info): Check for mips16 function, and set
8523 SYMBOL_REF_FLAGS accordingly.
8525 * doc/extend.texi (Function Attributes): Document new
8526 mips16/nomips16 attributes.
8527 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
8528 (MIPS Options): Document -mflip-mips16.
8530 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8532 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
8533 if we encounter TLS address in MIPS16 mode.
8534 (mips_legitimize_const_move): Check cannot_force_const_mem for
8535 the (const (plus symbol offset)) case; this forces invalid TLS
8536 address in MIPS16 mode to be caught by the above call to sorry.
8537 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
8538 because that now enables emutls, which is not ABI compatible
8539 with native TLS in non-MIPS16 mode.
8541 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8543 Add target hook invoked when cfun changes.
8545 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
8546 * target.h (struct gcc_target): Add set_current_function.
8547 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
8548 (TARGET_INITIALIZER): Add initializer for set_current_function.
8549 * tree.h (push_struct_function): New.
8550 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
8552 (set_cfun): Declare.
8553 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
8555 (push_function_context_to): Use allocate_struct_function
8556 to create null context, not init_dummy_function_start. Use set_cfun.
8557 (pop_function_context_from): Use set_cfun.
8558 (in_dummy_function): New.
8559 (invoke_set_current_function_hook): New.
8561 (push_cfun, pop_cfun): Use set_cfun.
8562 (push_struct_function): New.
8563 (allocate_struct_function): Call invoke_set_current_function_hook
8565 (prepare_function_start): Don't set cfun here. Remove unused
8566 argument; fix all callers.
8567 (init_dummy_function_start): Fiddle with in_dummy_function. Call
8568 push_struct_function.
8569 (init_function_start): Set cfun here.
8570 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
8571 * omp-low.c (create_omp_child_function): Use push_struct_function
8572 and pop_cfun to save/restore state.
8573 (expand_omp_parallel): Remove unused saved_cfun variable.
8574 * cgraphunit.c (ipa_passes): Use set_cfun.
8575 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
8576 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
8577 * matrix-reorg.c (transform_allocation_sites): Likewise.
8578 (matrix_reorg): Use set_cfun.
8579 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
8580 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
8581 assignment to cfun; use set_cfun for the other.
8582 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
8583 (dump_function_to_file): Use push_cfun/pop_cfun here.
8584 * c-decl.c (finish_function): Use set_cfun.
8586 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8588 * regrename.c (rerename_optimize): Use deferred rescanning and
8589 insert explicit calls to rescan insns when changed.
8591 2007-09-05 Jan Hubicka <jh@suse.cz>
8593 * optabs.c (libfunc_entry): Change optab to integer.
8594 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
8595 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
8596 of pointers for hashing.
8598 2007-09-05 Jan Hubicka <jh@suse.cz>
8600 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
8602 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
8603 * see.c (pass_see): Likewise.
8604 * tracer.c (pass_tracer): Likewise.
8605 * postreload-gcse.c (pass_gcse2): Likewise.
8606 * postreload.c (pass_postreload_cse): Likewise.
8607 * mode-switching.c (pass_mode_switching): Likewise.
8608 * modulo-sched.c (pass_sms): Likewise.
8609 * cse.c (cse_insn): Likewise.
8610 * web.c (pass_web): Likweise.
8611 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
8612 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
8613 * loop-init.c (pass_rtl_loop_init): Likewise.
8614 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
8615 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
8616 * global.c (pass_global_alloc): Likewise.
8617 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
8618 pass_if_after_reload): Likewise.
8619 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
8620 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
8621 * regmove.c (pass_regmove): Likewise.
8622 * function.c (pass_thread_prologugues_epilogues): Likewise.
8623 * gcse.c (pass_gcse): Likewise.
8624 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
8625 * lower-subreg.c (pass_lower_subreg2): Likewise.
8626 * bt-load.c (pass_branch_target_load): Likewise.
8627 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
8628 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
8629 * combine.c (pass_combine): Likewise.
8630 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
8631 (pass_partition_blocks): Likewise.
8632 * var-tracking.c (pass_variable_track): Likewise.
8633 * reg-stack.c (pass_stack_regs_run): Likewise.
8634 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
8635 * passes.c (pass_postreload): Likewise.
8636 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
8637 * tree-pass.h (TODO_verify_rtl_sharing): New.
8638 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
8639 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
8640 TODO_set_props, TODO_df_finish, TODO_df_verify,
8641 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
8643 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8645 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
8646 fold_real_zero_addition_p, reorder_operands_p,
8647 div_if_zero_remainder, fold_undefer_overflow_warnings,
8648 int_binop_types_match_p, fold_convert_const_int_from_int,
8649 fold_convert_const_int_from_real,
8650 fold_convert_const_int_from_fixed,
8651 fold_convert_const_real_from_real,
8652 fold_convert_const_real_from_fixed,
8653 fold_convert_const_fixed_from_fixed,
8654 fold_convert_const_fixed_from_int,
8655 fold_convert_const_fixed_from_real, maybe_lvalue_p,
8656 fold_checksum_tree, fold_check_failed, print_fold_checksum,
8657 debug_fold_checksum, multiple_of_p): Constify.
8658 * tree-flow-inline.h (get_lineno): Likewise.
8659 * tree-flow.h (get_lineno): Likewise.
8660 * tree-object-size.c (compute_object_offset, addr_object_size,
8661 alloc_object_size, pass_through_call): Likewise.
8662 * tree-pretty-print.c (op_symbol, print_call_name,
8663 print_struct_decl, do_niy): Likewise.
8664 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
8665 debug_fold_checksum): Likewise.
8667 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
8670 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
8671 note, remove the associated REG_RETVAL note.
8673 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
8675 * config.gcc (powerpc*-*-*): Install
8676 spu2vmx.h, vec_types.h, and si2vmx.h headers.
8677 * config/rs6000/spu2vmx.h: New header.
8678 * config/rs6000/si2vmx.h: New header.
8679 * config/rs6000/vec_types.h: New header.
8681 2007-09-05 Ben Elliston <bje@au.ibm.com>
8683 * varasm.c (initializer_constant_valid_p): Fix comment typo.
8685 2007-09-05 Ben Elliston <bje@au.ibm.com>
8687 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
8689 (__stdcx): Make asm volatile.
8690 (__stwcx, __stdcx): Return only 0 or 1.
8692 2007-09-05 Jan Hubicka <jh@suse.cz>
8696 2007-09-04 Jan Hubicka <jh@suse.cz>
8697 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
8699 2007-09-04 Richard Guenther <rguenther@suse.de>
8700 * tree-ssa-operands.c (add_virtual_operand): Only mark
8701 stores as has_volatile_ops if alias information is not available.
8703 2007-09-05 Jakub Jelinek <jakub@redhat.com>
8705 * config/rs6000/tramp.asm: Include config.h.
8706 Check __PIC__ or __pic__ macro instead of SHARED.
8708 PR rtl-optimization/32300
8709 * see.c (see_copy_insn): New function.
8710 (see_def_extension_not_merged, see_merge_one_use_extension,
8711 see_merge_one_def_extension): Use it. Avoid changing
8712 PREV_INSN/NEXT_INSN chains directly, insted emit insns
8713 into sequences. Call df_insn_delete on temporary insns
8714 that won't be emitted into the insn stream.
8715 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
8716 and run df_process_deferred_rescans () before run_fast_dce.
8718 PR tree-optimization/33017
8719 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
8720 recurse for pure or const function calls.
8722 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8724 * c-format.c: Include alloc-pool.h.
8725 (check_format_info_main): New argument fwt_alloc. Use allocation
8726 pool instead of GC. Remove GC deallocation code.
8727 (check_format_arg): Create allocation pool, pass it to
8728 check_format_info_main and free it afterwards.
8729 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
8731 2007-09-05 Ben Elliston <bje@au.ibm.com>
8733 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
8734 Rename count macro arugment for clarity.
8735 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
8736 (__protected_stream_set): Likewise, pass 0.
8738 2007-09-04 Jan Hubicka <jh@suse.cz>
8740 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
8742 2007-09-04 Jan Hubicka <jh@suse.cz>
8744 * invoke.texi (-finline-small-functions): Document.
8745 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
8746 when deciding what is inlinable.
8747 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
8748 (cgraph_decide_inlining_of_small_function): Handle new flags.
8749 (cgraph_decide_inlining_incrementally): Likewise.
8750 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
8751 * common.opt (finline-small-functions): New.
8752 * Makefile.in (build/gengtype.o-warn): Work around PR29478
8754 2007-09-04 Richard Guenther <rguenther@suse.de>
8756 * tree-ssa-operands.c (add_virtual_operand): Only mark
8757 stores as has_volatile_ops if alias information is not available.
8759 2007-09-04 Andrew Haley <aph@redhat.com>
8761 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
8763 2007-09-04 Andrew Haley <aph@redhat.com>
8765 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
8766 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
8767 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
8769 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
8772 * common.opt: Mention ABI version 2 in comment.
8774 2007-09-04 Jan Hubicka <jh@suse.cz>
8776 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
8777 (libfunc_entry): New structure.
8778 (libfunc_hash): New hashtable.
8779 (hash_libfunc): New function.
8780 (eq_libfunc): New function.
8781 (convert_optab_libfunc): New function.
8782 (optab_libfunc): New function.
8783 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
8784 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
8785 expand_float, expand_fix, new_optab, new_convert_optab):
8786 Update for new libfunc API.
8787 (init_libfunc, init_integral_libfuncs,
8788 init_floating_libfuncs, init_interclass_conv_libfuncs
8789 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
8790 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
8791 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
8792 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
8793 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
8794 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
8795 gen_extend_conv_libfunc): New.
8796 (init_one_libfunc): Revamp for hashtables.
8797 (set_conv_libfunc): Likewise.
8798 (init_optabs): Initialize hashtable; use lazy initialization where
8800 * optabs.h (optab_handlers): Move out of GGC.
8801 (optab, convert_optab): Move out of GGC; add lazy gen info.
8802 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
8803 (optab_libfunc, convert_optab_libfunc): New.
8804 * builtins.c (expand_builtin_powi): Update for new API.
8805 * expr.c (convert_move): Likewise.
8806 * expmed.c (expand_divmod): Likewise.
8808 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
8810 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
8811 GOT pointer only if there is a constant pool. Use the allocated space
8814 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
8816 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
8819 2007-09-04 Revital Eres <eres@il.ibm.com>
8820 Richard Guenther <rguenther@suse.de>
8821 R. Clint Whaley <whaley@cs.utsa.edu>
8823 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
8825 * tree-tailcall.c (process_assignment): Use -fassociative-math
8826 when reodering operands of floating-point type.
8827 * fold-const.c (fold_comparison, fold_binary): Use
8828 -fassociative-math and -freciprocal-math instead of
8829 -funsafe-math-optimization flag.
8830 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
8831 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
8832 -freciprocal-math instead of -funsafe-math-optimizations.
8833 * opts.c (set_fast_math_flags): Set -freciprocal-math and
8834 -fassociative-math when -ffast-math is set.
8835 (set_unsafe_math_optimizations_flags): New Function
8836 to set -freciprocal-math and -fassociative-math when
8837 -funsafe-math-optimizations is set.
8838 (common_handle_option): Call it.
8839 * tree-vectorizer.c (vect_is_simple_reduction): Use
8840 -fassociative-math when doing reduction on floats.
8841 * loop-unroll.c (analyze_insn_to_expand_var): Use
8842 -fassociative-math when expanding an accumulator of type float.
8843 * simplify-rtx.c (simplify_binary_operation_1): Use
8844 -fassociative-math and -freciprocal-math when reordeing operands
8845 of floating-point type.
8846 * combine.c (combine_simplify_rtx): Likewise.
8847 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
8849 * common.opt (-fassociative-math, -freciprocal-math): New flags.
8851 2007-09-04 Paolo Carlini <pcarlini@suse.de>
8854 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
8856 2007-09-04 Jan Hubicka <jh@suse.cz>
8858 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
8860 2007-09-04 Jan Hubicka <jh@suse.cz>
8862 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
8863 and corresponding MATCH_DUP.
8865 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
8868 * combine.c (subst): Do not try to simplify X if it represents load
8869 of FP constant from the constant pool via float extension.
8871 2007-09-04 Ben Elliston <bje@au.ibm.com>
8873 * c-opts.c: Include "tm_p.h".
8874 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
8876 2007-09-04 Richard Guenther <rguenther@suse.de>
8878 PR tree-optimization/33291
8879 * tree-pretty-print.c (dump_generic_node): Dump all
8880 qualifiers for pointer types, not only first. Dump
8881 qualifiers for aggregate types as well.
8882 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
8883 use the canonical type for building ARRAY_REFs.
8884 * gimplify.c (canonicalize_addr_expr): Clean up. The
8885 correct validness check is compatibility of the pointer
8886 types. Always use the canonical type for building
8887 ARRAY_REFs and ADDR_EXPRs.
8888 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
8889 change that disabled propagation of ADDR_EXPRs into statements
8892 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8894 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
8895 (umulsi3_highpart): Make into expanders; existing insns are
8896 now named *[insn]_nov6. Add stars to existing [insn]_v6
8897 counterparts' names.
8899 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
8901 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
8902 (unprotoize.o): Remove SHLIB_MULTILIB.
8904 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
8906 * doc/extend.texi: Document progmem attribute for AVR.
8908 2007-09-03 Anatoly Sokolov <aesok@post.ru>
8911 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
8913 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8915 * optabs.c (expand_ffs): Initialize val and defined_at_zero
8918 * optabs.c: Remove unnecessary forward declarations.
8919 (expand_unop_direct): New, broken out of expand_unop.
8920 (expand_doubleword_clz): New.
8921 (expand_ctz): Move above expand_ffs. Use
8922 start_sequence, end_sequence, add_equal_note, and
8923 expand_unop_direct. Add more commentary.
8924 (expand_ffs): Try both ctz optab and expand_ctz.
8925 Generate a test and branch if the hardware doesn't give us
8926 a useful value for input zero. Style improvements similar to
8929 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
8931 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8933 * config.gcc: Delete stanza for arm-semi-aof and
8934 armel-semi-aof targets.
8935 * config/arm/arm-protos.h
8937 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
8938 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
8939 delete aof_pic_label and remove mention of AOF in comments.
8940 * config/arm/arm.md: Delete patterns used only for AOF assembly.
8942 * config/arm/semiaof.h
8943 * config/arm/t-semi: Delete file.
8945 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8947 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
8948 CONST_CAST_BB): New macros for type-specific casts.
8949 (CONST_CAST): Add a TYPE parameter and define it in terms of
8952 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
8953 * c-lex.c (cb_ident, lex_string): Likewise,
8954 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
8955 * config/i386/i386.c (ix86_function_regparm,
8956 ix86_function_sseregparm): Use CONST_CAST_TREE.
8957 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
8959 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
8960 give_switch, set_multilib_dir): Likewise,
8961 * gengtype-parse.c (string_seq, typedef_name): Likewise,
8962 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
8963 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
8964 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
8965 * prefix.c (update_path): Likewise,
8966 * pretty-print.c (pp_base_destroy_prefix): Likewise,
8967 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
8968 * tree-cfg.c (tree_can_merge_blocks_p,
8969 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
8970 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
8971 * tree.c (build_string): Supply a TYPE for CONST_CAST.
8972 (attribute_list_contained): Use CONST_CAST_TREE.
8974 2007-09-03 Krister Walfridsson <cato@df.lth.se>
8976 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
8978 2007-09-03 Richard Sandiford <richard@codesourcery.com>
8981 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
8982 before forcing them into a register.
8984 2007-09-03 Richard Sandiford <richard@codesourcery.com>
8986 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
8987 rather than define_code_macro.
8989 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8991 * gcc.c (xputenv): New function.
8992 (putenv_from_prefixes): Use xputenv instead of putenv.
8993 (process_command): Use xputenv instead of putenv.
8994 (set_collect_gcc_options): Use xputenv instead of putenv.
8995 (main): Use xputenv instead of putenv.
8997 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
8999 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
9000 availability of swap instruction.
9001 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
9003 2007-09-03 Revital Eres <eres@il.ibm.com>
9005 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
9008 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
9009 Ayal Zaks <zaks@il.ibm.com>
9010 Revital Eres <eres@il.ibm.com>
9012 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
9013 compute_split_row): New functions.
9014 (ps_unschedule_node): Remove.
9015 (normalize_sched_times): Iterate over the already scheduled
9016 insns instead of the number of nodes.
9017 (MAX_SPLIT_NUM): New definition.
9018 (sms_schedule_by_order): Change the scheduling heuristic to
9019 avoid useless increases of initiation interval ii.
9020 (get_sched_window): Add dump printouts.
9022 2007-09-02 David Daney <ddaney@avtrex.com>
9024 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
9025 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
9026 (optab, insn): Add more attributes.
9027 (fetchop_bit): New code macro.
9028 (immediate_insn): New code macro attribute.
9029 (sync): Change condition to ISA_HAS_SYNC.
9030 (rdhwr): Change predicate for operand 0 to register_operand.
9031 (memory_barrier): New expand.
9032 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
9033 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
9034 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
9035 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
9036 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
9037 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
9038 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
9039 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
9040 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
9042 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
9043 Hans-Peter Nilsson <hp@axis.com>
9045 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
9046 Defined to describe availability and behavior of CLZ.
9047 * config/cris/cris.md (clzsi2): Implement using lz instruction.
9048 * config/cris/cris.opt: Tweak comment for "-metrax4".
9049 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
9050 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
9051 (count_leading_zeros): Define.
9053 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9055 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
9057 2007-09-02 Joseph Myers <joseph@codesourcery.com>
9061 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
9064 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
9066 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
9067 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
9068 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
9069 sched-deps.c, sched-int.h, system.h, target.h,
9070 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
9071 tree.def: Fix comment typos.
9073 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
9075 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
9076 (override_options): Turn on -mstrict-align on non-ColdFire
9078 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
9080 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9082 * c-common.c (const_strip_array_types): Delete.
9083 * c-common.h (const_strip_array_types): Likewise.
9084 * emit-rtl.c (const_next_insn, const_previous_insn,
9085 const_next_nonnote_insn, const_prev_nonnote_insn,
9086 const_next_real_insn, const_prev_real_insn,
9087 const_next_active_insn, const_prev_active_insn, const_next_label,
9088 const_prev_label): Delete.
9089 * gimple-low.c (block_may_fallthru): Use expr_last.
9090 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
9091 * rtl.h (const_previous_insn, const_next_insn,
9092 const_prev_nonnote_insn, const_next_nonnote_insn,
9093 const_prev_real_insn, const_next_real_insn,
9094 const_prev_active_insn, const_next_active_insn, const_prev_label,
9095 const_next_label): Delete.
9096 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
9097 * system.h (CONST_CAST): Update comment.
9098 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
9099 (const_first_stmt, const_last_stmt): Delete.
9100 (tree_block_ends_with_condjump_p): Use last_stmt.
9101 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
9102 * tree-iterator.c (const_expr_first, const_expr_last,
9103 const_expr_only): Delete.
9104 * tree.c (const_lookup_attribute): Likewise.
9105 (attribute_list_contained): Use lookup_attribute.
9106 * tree.h (const_lookup_attribute, const_expr_first,
9107 const_expr_last, const_expr_only): Delete.
9109 2007-09-01 Richard Guenther <rguenther@suse.de>
9111 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
9112 instead of TREE_THIS_VOLATILE.
9113 * tree-ssa-operands.c (add_virtual_operand): Do not set
9114 has_volatile_ops. Do not check s_ann for NULL.
9115 (get_indirect_ref_operands): Likewise.
9116 (get_expr_operands): Likewise. For all reference trees
9117 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
9118 check base of reference for TREE_THIS_VOLATILE.
9120 2007-09-01 Richard Guenther <rguenther@suse.de>
9122 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
9123 between integral types. Also allow conversions between
9126 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9128 * optabs.c (prepare_float_lib_cmp): Use
9129 libgcc_cmp_return_mode instead of word_mode.
9130 * config/dfp-bit.h: Likewise.
9131 * config/fp-bit.h: Likewise.
9132 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
9134 (spu_libgcc_shift_count_mode): New function.
9135 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
9136 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
9138 2007-08-31 Joseph Myers <joseph@codesourcery.com>
9140 * tree-pretty-print.c: Include output.h.
9141 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
9142 HOST_WIDE_INT_PRINT_DEC.
9143 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
9145 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
9147 PR rtl-optimization/33224
9148 * loop-iv.c (latch_dominating_def): Check that the definition belongs
9149 to the analysed region.
9151 2007-08-31 Richard Guenther <rguenther@suse.de>
9153 * function.c (allocate_struct_function): Do not set
9154 current_function_returns_pointer.
9155 * function.h (struct var_refs_queue): Remove.
9156 (struct simple_obstack_stack): Likewise.
9157 (struct function): Remove fixup_var_refs_queue member.
9158 Remove returns_pointer flag.
9159 (current_function_returns_pointer): Remove define.
9161 2007-08-31 Nick Clifton <nickc@redhat.com>
9163 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
9164 secondary keys in order to obtain a stable sort.
9166 2007-08-31 Nick Clifton <nickc@redhat.com>
9169 * config/m32r/constraints.md: Add W constraint for integer zero.
9170 * config/m32r/m32r.md (get_pc): Use W and i constraints.
9171 Fix length calculation by using alternatives.
9173 2007-08-31 Richard Sandiford <richard@codesourcery.com>
9175 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
9176 split out from expand_binop.
9177 (avoid_expensive_constant): New function.
9178 (expand_binop_directly): Remove commutative_op argument and
9179 (expand_binop_directly): Remove commutative_op argument and
9180 call cummutative_optab_p instead. Do not change op0 or op1
9181 when swapping xop0 and xop1. Apply avoid_expensive_constant
9182 to each argument after potential swapping. Enforce the
9183 canonical order of commutative operands.
9184 (expand_binop): Use shift_optab_p and commutative_optab_p.
9185 Update the calls to expand_binop_directly. Only force constants
9186 into registers when widening an operation. Only swap operands
9187 once a direct expansion has been rejected.
9188 (expand_twoval_binop): Only force constants into registers when
9189 using a direct expansion.
9191 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
9193 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
9194 (sched_analyze_insn): Don't postprocess speculative dependencies when
9195 target has no scheduling.
9196 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
9197 'uninitialized' warning.
9199 2007-08-31 Richard Guenther <rguenther@suse.de>
9201 * tree.c (build_complex_type): Always set TYPE_NAME for
9204 2007-08-31 Olivier Hainque <hainque@adacore.com>
9206 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
9207 internal macro. Default alignment factor for csect directives, chosen
9208 to match what BIGGEST_ALIGNMENT allows.
9209 (DATA_SECTION_ASM_OP): Use it.
9210 * config/rs6000/rs6000.c
9211 (rs6000_xcoff_output_readonly_section_asm_op):
9212 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
9213 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
9215 2007-08-31 Olivier Hainque <hainque@adacore.com>
9217 * dbxout.c (dbxout_block): Move declaration within the first
9218 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
9219 block to include the definition, together with the associated
9222 2007-08-31 David Edelsohn <edelsohn@gnu.org>
9223 Revital Eres <eres@il.ibm.com>
9225 * doc/invoke.texi (-mpaired): Document flag.
9226 * config.gcc: Include paired.h in powerpc extra_headers and
9227 750cl.h in powerpc-*-linux*paired*.
9228 * config/rs6000/rs6000.opt (-mpaired): New flag.
9229 * config/rs6000/rs6000.c (paired_init_builtins,
9230 paired_expand_builtin, paired_expand_lv_builtin,
9231 paired_expand_stv_builtin, paired_expand_predicate_builtin):
9232 New functions to support the paired single builtin functions.
9233 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
9234 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
9236 (bdesc_paired_preds): New structure for paired predicate
9238 (rs6000_expand_builtin): Expand paired single builtins.
9239 (rs6000_init_builtins): Init paired single builtins.
9240 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
9241 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
9242 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
9243 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
9244 (rs6000_vector_mode_supported_p): Support paired vector mode.
9245 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
9246 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
9248 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
9249 (DATA_ALIGNMENT): Likewise.
9250 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
9251 (rs6000_builtins): Add PAIRED builtins.
9252 * config/rs6000/rs6000.md: Include paired.md.
9253 * config/rs6000/paired.h: New.
9254 * config/rs6000/paired.md: New.
9255 * config/rs6000/750cl.h: New.
9256 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
9258 2007-08-30 Ollie Wild <aaw@google.com>
9260 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
9261 * gcc.c (default_compilers): Add -fno-directives-only to
9262 @assembler-with-cpp.
9264 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
9268 * regclass.c (initial_fixed_regs): Revert previous change and make
9270 (initial_call_used_regs): Likewise.
9271 (initial_call_really_used_regs): Delete, reverting previous addition.
9272 (initial_reg_names): Likewise.
9273 (init_reg_sets): Revert previous change.
9274 (saved_fixed_regs): New.
9275 (saved_call_used_regs): New.
9276 (saved_call_really_used_regs): New.
9277 (saved_reg_names): New.
9278 (save_register_info): New.
9279 (restore_register_info): New.
9280 (init_reg_sets_1): Replace reset of register info with call to
9281 restore_register_info.
9282 * rtl.h (save_register_info): Declare.
9283 * toplev.c (backend_init): Call save_register_info.
9285 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9287 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
9288 from the original statement.
9290 2007-08-30 Chao-ying Fu <fu@mips.com>
9292 * c-lex.c (interpret_fixed): Declare.
9293 (interpret_float): Process _Fract and _Accum.
9294 (interpret_fixed): New function.
9295 * final.c (output_addr_const): Process CONST_FIXED.
9296 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
9297 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
9299 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
9301 (simplify_immed_subreg): Support CONST_FIXED.
9302 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
9303 (simplify_subreg): Support CONST_FIXED.
9305 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
9307 * config/rs6000/ppu_intrinsics.h: New file.
9308 * config.gcc (powerpc*-*-* <extra_headers>): Install
9311 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9313 * cfg.c (dump_flow_info): Change to also print entry and exit
9315 * print-rtl.c (print_rtl_single): Allow to print rtl with
9318 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9320 * df-core.h (df_dump_region): New function.
9321 * df.h (df_dump_region): New function.
9322 * loop-invariant.c (find_defs): Add call to df_dump_region.
9323 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
9326 2007-08-30 Jakub Jelinek <jakub@redhat.com>
9329 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
9330 true if any of the compare_section_name calls returned true,
9331 rather than if any returned false.
9333 2007-08-30 Richard Guenther <rguenther@suse.de>
9335 PR tree-optimization/33199
9336 * tree-ssa-structalias.c (handle_lhs_call): New function.
9337 (find_func_aliases): In non-IPA mode make sure that for
9338 calls that return a pointer we add a constraint for the
9339 result to point to anything.
9341 2007-08-30 Richard Guenther <rguenther@suse.de>
9343 * doc/invoke.texi (-mveclibabi): Document new target option.
9344 * config/i386/i386.opt (-mveclibabi): New target option.
9345 * config/i386/i386.c (ix86_veclib_handler): Handler for
9346 vectorization library support.
9347 (override_options): Handle the -mveclibabi option, initialize
9348 the vectorization library handler.
9349 (ix86_builtin_vectorized_function): As fallback call the
9350 vectorization library handler, if set.
9351 (ix86_veclibabi_acml): New static function for ACML ABI style
9352 vectorization support.
9354 2007-08-30 Jakub Jelinek <jakub@redhat.com>
9356 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
9357 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
9358 SImode and update m. Don't run gen_lowpart_common on arbitrary
9359 memory address, force it to register first.
9362 * dce.c (dce_process_block): Don't delete setters of
9363 artificially used registers.
9365 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9367 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
9368 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
9369 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
9371 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9373 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
9375 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
9376 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
9378 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9380 * system.h: Activate -Wcast-qual as warning-only.
9382 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
9385 * config/rs6000/rs6000.c (compare_section_name): New function.
9386 (rs6000_elf_in_small_data_p): Compare section prefixes instead
9389 2007-08-29 Olivier Hainque <hainque@adacore.com>
9391 * xcoffout.c: #include debug.h.
9392 * Makefile.in (xcoffout.o): Add debug.h dependency.
9394 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
9396 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
9397 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
9399 2007-08-29 Richard Guenther <rguenther@suse.de>
9401 * tree-pretty-print.c (dump_generic_node): Print
9402 label DECL_UID as D.%u.
9403 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
9405 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9407 * builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
9408 * builtins.def (BUILT_IN_REALLOC): New builtin.
9410 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
9413 * tree.c (build_type_attribute_qual_variant): Set canonical types
9414 on the final, unqualified attribute variant before building the
9417 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9419 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
9420 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
9422 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9425 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9426 * config/bfin/bfin.md (composev2hi): Put operands into vector
9429 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9431 * config/bfin/bfin.md (composev2hi): Put operands into vector
9434 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9436 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
9437 attribute when appropriate.
9438 (bfin_handle_l1_text_attribute): New.
9439 (bfin_handle_l1_data_attribute): New.
9440 (bfin_attribute_table): Add attributes: l1_text, l1_data,
9441 l1_data_A and l1_data_B.
9442 * doc/extend.texi (node Function Attributes): Document l1_text
9444 (Variable Attributes): Add Blackfin subsection. Document l1_data,
9445 l1_data_A and l1_data_B variable attributes.
9447 2007-08-28 Jie Zhang <jie.zhang@analog.com>
9449 * config/bfin/bfin.opt (minline-plt): Add.
9450 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
9451 call to global functions.
9452 * doc/invoke.texi (Option Summary): Mention -minline-plt.
9453 (Blackfin Options): Document -minline-plt.
9455 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
9457 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
9458 given a non-function.
9459 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
9461 2007-08-28 DJ Delorie <dj@redhat.com>
9463 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
9465 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9467 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
9469 2007-08-28 Richard Guenther <rguenther@suse.de>
9471 * tree.h (struct tree_function_decl): Increase size of
9472 function_code bitfield.
9474 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
9475 Kazu Hirata <kazu@codesourcery.com>
9477 * config/m68k/linux.h
9478 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
9479 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
9480 (m68k_return_in_memory): New.
9481 * config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
9484 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
9487 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
9488 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
9489 operand) when top VEC_SELECT extracts scalar element.
9490 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
9491 (*vec_extract_v4sf_mem): Ditto.
9493 2007-08-28 Jakub Jelinek <jakub@redhat.com>
9496 * passes.c (init_optimization_passes): Move pass_df_finish
9497 after pass_postreload sublist.
9499 PR rtl-optimization/33148
9500 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
9501 (neg (lt X 0)) if X has scalar int mode.
9504 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
9505 initializer, use build_vector_from_ctor if possible to create
9506 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
9507 even after this, return NULL.
9509 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
9511 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
9513 2007-08-28 Richard Guenther <rguenther@suse.de>
9515 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
9516 (struct tree_function_decl): Make function_code a bitfield.
9517 Add disregard_inline_limits flag.
9518 * cgraphunit.c (cgraph_process_new_functions): Check
9519 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
9520 (cgraph_preserve_function_body_p): Likewise.
9521 * ipa-inline.c (compute_inline_parameters): Likewise.
9522 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
9523 for GNU C extern inline functions.
9524 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
9525 * tree-inline.c (disregard_inline_limits_p): Remove.
9526 * tree-inline.h (disregard_inline_limits_p): Likewise.
9527 * c-common.c (handle_always_inline_attribute): Set
9528 DECL_DISREGARD_INLINE_LIMITS.
9529 * langhooks.c (add_builtin_function): Verify the function code
9530 fits in the bitfield.
9532 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
9533 Vladimir Yanovsky <yanov@il.ibm.com>
9534 Revital Eres <eres@il.ibm.com>
9535 Andrey Belevantsev <abel@ispras.ru>
9537 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
9539 * modulo-sched.c: Add documentation regarding do-loop.
9540 (doloop_register_get): Change number of arguments to support
9541 the new do-loop pattern and check whether COUNT_REG has no other
9542 occurences in the loop besides in the control part.
9543 (duplicate_insns_of_cycles): Do not duplicate the insn which
9544 changes count_reg as it is already adjusted.
9545 (generate_prolog_epilog): New argument to support the new
9546 do-loop pattern. Change the subtract instruction to use
9547 expand_simple_binop. Call duplicate_insns_of_cycles with new
9549 (sms_schedule): Call doloop_register_get and
9550 generate_prolog_epilog with new argument. Do not handle loops
9551 with single sets insns with subreg in their lhs.
9552 * loop-doloop.c (doloop_optimize): Support for another do-loop
9554 (doloop_condition_get): Gets an instruction instead of a pattern
9555 and change the return condition when the do-loop pattern is
9557 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
9558 deps when considering to not create edges.
9560 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
9562 * doc/extend.texi (gnu_inline funtion attribute): Document C++
9565 2007-08-27 Jason Merrill <jason@redhat.com>
9568 * gimplify.c (gimplify_modify_expr): Discard the assignment of
9569 zero-sized types after calling gimplify_modify_expr_rhs.
9571 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
9573 * regclass.c (init_reg_autoinc): Fix typo.
9575 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
9577 Fix PR tree-optimization/33173
9578 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
9580 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
9583 * config/i386/i386.h (VALID_DFP_MODE_P): New.
9584 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
9587 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
9588 David Ung <davidu@mips.com>
9589 Nigel Stephens <nigel@mips.com>
9591 Separate target-specific initialization from general
9592 back-end initialization.
9594 * toplev.c (init_alignments): New, split out from...
9595 (process_options): ...here.
9596 (backend_init_target): New, split out from...
9597 (backend_init): ...here.
9598 (lang_dependent_init_target): New, split out from...
9599 (lang_dependent_init): ...here.
9600 (target_reinit): New.
9601 * toplev.h (target_reinit): Declare.
9602 * expr.c (init_expr_target): Renamed from init_expr_once, since it
9603 now can be called more than once. Update comments.
9604 * expr.h (init_expr_target): Likewise.
9605 * alias.c (init_alias_target): Renamed from init_alias_once, since it
9606 now can be called more than once. Explicitly zero
9607 static_reg_base_value.
9608 * emit-rtl.c (init_emit_regs): New, split out from...
9609 (init_emit_once): Here.
9610 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
9611 non-const, so that changes from command-line arguments can overwrite
9612 values provided by the static initializers.
9613 (initial_call_really_used_regs): New, used similarly to the above.
9614 (initial_reg_names): Likewise.
9615 (last_mode_for_init_move_cost): Promoted function-local static to
9616 file-scope static to make it accessible outside init_move_cost.
9617 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
9618 Do not initialize inv_reg_alloc_order yet, either. Do initialize
9619 reg_names since it is needed for parsing command-line options.
9620 (init_move_cost): Use last_mode_for_init_move_cost instead of
9621 function-local static.
9622 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
9623 call_really_used_regs now. Reinitialize reg_names. Also
9624 initialize inv_reg_alloc_order. Zero reg_class_subunion and
9625 reg_class_superunion. Clear losing_caller_save_reg_set.
9626 Preserve global registers if called more than once. Reset
9627 move cost, may_move_in_cost, may_move_out_cost, and
9628 last_mode_for_init_move_cost.
9629 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
9630 can now be invoked more than once. Update comments.
9631 (init_regs): Update comments.
9632 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
9633 and initial_call_really_used_regs, instead of the non-initial
9634 variables. This allows us to save the command-line register settings
9635 after target reinitialization.
9636 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
9637 * rtl.h (init_emit_regs): Declare.
9638 (init_reg_modes_target, init_alias_target): Renamed as described
9640 * reload1.c (init_reload): Update comments.
9641 * optabs.c (init_optabs): Likewise.
9642 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
9644 2007-08-26 Chao-ying Fu <fu@mips.com>
9646 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
9649 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9651 * alias.c (memory_modified_1, memory_modified_in_insn_p):
9653 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
9655 * bb-reorder.c (copy_bb_p): Likewise.
9656 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
9657 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
9658 block_ends_with_condjump_p): Likewise.
9659 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
9660 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
9661 block_ends_with_condjump_p): Likewise.
9662 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
9663 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
9664 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
9665 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
9666 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
9667 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
9668 debug_true_const_tree instad of debug_true_tree.
9669 * debug.c (do_nothing_debug_hooks): Likewise.
9670 * debug.h (ignore_block, debug_true_const_tree): Constify.
9671 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
9672 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
9673 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
9674 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
9675 dbx_reg_number, is_based_loc, field_type,
9676 simple_type_align_in_bits, simple_decl_align_in_bits,
9677 simple_type_size_in_bits, field_byte_offset, insert_float,
9678 type_tag, member_declared_type, is_redundant_typedef,
9679 secname_for_decl, is_inlined_entry_point): Likewise.
9680 * emit-rtl.c (const_next_insn, const_previous_insn,
9681 const_next_nonnote_insn, const_prev_nonnote_insn,
9682 const_next_real_insn, const_prev_real_insn,
9683 const_next_active_insn, const_prev_active_insn, const_next_label,
9684 const_prev_label): Likewise.
9685 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
9687 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
9688 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
9689 sched_insn_is_legitimate_for_speculation_p): Likewise.
9690 * jump.c (reversed_comparison_code_parts,
9691 reversed_comparison_code, reversed_comparison, condjump_label):
9693 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
9694 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
9696 * rtl.h (const_previous_insn, const_next_insn,
9697 const_prev_nonnote_insn, const_next_nonnote_insn,
9698 const_prev_real_insn, const_next_real_insn,
9699 const_prev_active_insn, const_next_active_insn, const_prev_label,
9700 const_next_label, modified_between_p, modified_in_p,
9701 const_note_storeskeep_with_call_p, condjump_label,
9702 reversed_comparison, reversed_comparison_code,
9703 reversed_comparison_code_parts, memory_modified_in_insn_p,
9704 stack_regs_mentioned): Likewise.
9705 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
9706 keep_with_call_p): Likewise.
9707 * sched-deps.c (deps_may_trap_p, sched_get_condition,
9708 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
9709 sd_lists_size, sd_lists_empty_p): Likewise.
9710 * sched-int.h (sched_insns_conditions_mutex_p,
9711 haifa_classify_insn, no_real_insns_p,
9712 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
9713 sd_lists_size, sd_lists_empty_p): Likewise.
9714 * sdbout.c (sdb_debug_hooks): Likewise.
9715 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
9716 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
9717 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
9719 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
9720 tree_can_throw_internal): Likewise.
9721 * tree-flow-inline.h (phi_nodes): Likewise.
9722 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
9723 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
9724 * tree-gimple.c (const_get_call_expr_in): Likewise.
9725 * tree-gimple.h (const_get_call_expr_in): Likewise.
9726 * tree.c (const_lookup_attribute, attribute_list_equal,
9727 attribute_list_contained): Likewise.
9728 * tree.h (attribute_list_equal, attribute_list_contained,
9729 const_lookup_attribute): Likewise.
9730 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
9732 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
9734 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
9735 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
9737 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
9740 * config/alpha/constraints.md: Delete "svn:mime-type" property
9741 with svn propdel "svn:mime-type".
9743 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
9746 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
9747 non NOTE insn doesn't cross basic block.
9748 (noce_try_abs): Likewise.
9749 (noce_process_if_block): Likewise.
9751 2007-08-26 David Edelsohn <edelsohn@gnu.org>
9754 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
9755 operand without auto-inc-dec.
9756 * config/rs6000/rs6000.md (floatsidf2_internal): Use
9757 offsettable_mem_operand.
9758 (floatunssidf2_internal): Same.
9759 (fix_truncdfsi2_internal): Same.
9760 (floatsidf_ppc64): Same.
9761 (floatunssidf_ppc64): Same.
9762 (fix_trunctfsi2_internal): Same.
9764 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
9767 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
9768 pass defines needed for version.c.
9770 2007-08-25 Joseph Myers <joseph@codesourcery.com>
9772 * configure.ac (--debug-prefix-map check): Change assembler
9773 version presumed to have feature to 2.18.
9774 * configure: Regenerate.
9776 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9778 * c-common.c (vector_types_convertible_p,
9779 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
9780 self_promoting_args_p): Constify.
9781 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
9782 c_promoting_integer_type_p, self_promoting_args_p,
9783 anon_aggr_type_p, vector_types_convertible_p): Likewise.
9784 * c-decl.c (anon_aggr_type_p): Likewise.
9785 * * c-dump.c (dump_stmt): Likewise.
9786 * c-objc-common.c (has_c_linkage): Likewise.
9787 * c-tree.h (same_translation_unit_p): Likewise.
9788 * c-typeck.c (null_pointer_constant_p,
9789 tagged_types_tu_compatible_p, function_types_compatible_p,
9790 type_lists_compatible_p, lvalue_or_else, lvalue_p,
9791 comptypes_internal, struct tagged_tu_seen_cache,
9792 same_translation_unit_p, alloc_tagged_tu_seen_cache,
9793 c_size_in_bytes): Likewise.
9794 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
9795 hash_ptr, eq_ptr): Likewise.
9796 * langhooks-def.h (lhd_decl_ok_for_sibcall,
9797 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
9798 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
9799 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
9801 * optabs.c (optab_for_tree_code): Likewise.
9802 * optabs.h (optab_for_tree_code): Likewise.
9803 * rtl.h (simplify_rtx): Likewise.
9804 * simplify-rtx.c (simplify_rtx): Likewise.
9805 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
9806 dump_flag, dump_node): Likewise.
9807 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
9808 queue_and_dump_type, dump_flag): Likewise.
9809 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
9810 * tree-pass.h (dump_node): Likewise.
9811 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
9812 supportable_narrowing_operation): Likewise.
9813 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
9814 supportable_narrowing_operation): Likewise.
9815 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
9816 is_negative_overflow_infinity, is_positive_overflow_infinity,
9817 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
9818 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
9819 update_value_range, add_equivalence, ssa_name_nonnegative_p,
9820 ssa_name_nonzero_p, fp_predicate): Likewise.
9821 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
9822 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
9823 ssa_name_nonnegative_p): Likewise.
9825 2007-08-25 Hans Kester <hans.kester@ellips.nl>
9827 * config.gcc : Add x86_64-elf target.
9829 2007-08-25 Jakub Jelinek <jakub@redhat.com>
9831 * expr.c (store_expr): Fix order of store_by_pieces arguments.
9833 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
9834 Nigel Stephens <nigel@mips.com>
9838 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
9839 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
9840 * expr.c (SET_BY_PIECES_P): Define.
9841 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
9842 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
9843 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
9845 * expr.h (SET_RATIO): Define.
9846 (can_store_by_pieces, store_by_pieces): Update prototypes.
9847 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
9848 can_store_by_pieces/store_by_pieces.
9849 (expand_builtin_memcpy_args): Likewise.
9850 (expand_builtin_strncpy): Likewise.
9851 (expand_builtin_memset_args): Likewise. Also remove special case
9852 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
9853 decide what to do instead.
9854 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
9855 to can_store_by_pieces.
9857 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
9858 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
9860 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
9861 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
9862 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
9863 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
9864 (STORE_BY_PIECES_P): Define.
9866 2007-08-24 Tom Tromey <tromey@redhat.com>
9868 * varpool.c (varpool_last_needed_node): Fix comment typo.
9869 * c-decl.c (duplicate_decls): Fix comment typo.
9870 (clone_underlying_type): Update comment.
9872 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9874 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
9875 alpha_in_small_data_p, alpha_split_complex_arg,
9876 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9878 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
9879 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
9881 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
9882 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9883 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
9884 * config/darwin.c (darwin_binds_local_p): Likewise.
9885 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
9887 * config/i386/i386-protos.h (i386_pe_binds_local_p,
9888 i386_pe_valid_dllimport_attribute_p): Likewise.
9889 * config/i386/i386.c (ix86_function_regparm,
9890 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
9891 x86_can_output_mi_thunk, ix86_mangle_type,
9892 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
9893 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
9894 i386_pe_binds_local_p): Likewise.
9895 * config/ia64/ia64.c
9896 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
9897 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
9898 ia64_invalid_conversion, ia64_invalid_unary_op,
9899 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9901 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
9902 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
9903 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9904 * config/mips/mips.c (mips_use_blocks_for_constant_p,
9905 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
9906 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9907 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
9908 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
9909 * config/pa/pa.c (pa_commutative_p): Likewise.
9910 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
9912 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
9913 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
9914 rs6000_use_blocks_for_constant_p,
9915 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
9916 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9917 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
9918 * config/s390/s390.c (s390_mangle_type,
9919 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
9921 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9922 th_in_small_data_p): Likewise.
9923 * config/sh/sh.c (sh_ms_bitfield_layout_p,
9924 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9926 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
9927 sparc_mangle_type): Likewise.
9928 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
9929 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
9930 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
9932 * hooks.c (hook_bool_mode_const_rtx_false,
9933 hook_bool_mode_const_rtx_true,
9934 hook_bool_const_tree_hwi_hwi_const_tree_false,
9935 hook_bool_const_tree_hwi_hwi_const_tree_true,
9936 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9937 hook_constcharptr_const_tree_null,
9938 hook_constcharptr_const_rtx_null,
9939 hook_constcharptr_const_tree_const_tree_null,
9940 hook_constcharptr_int_const_tree_null,
9941 hook_constcharptr_int_const_tree_const_tree_null): New.
9942 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9943 hook_bool_tree_hwi_hwi_tree_false,
9944 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9945 hook_int_tree_tree_1, hook_constcharptr_tree_null,
9946 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9947 hook_constcharptr_int_tree_null,
9948 hook_constcharptr_int_tree_tree_null): Delete.
9949 (default_can_output_mi_thunk_no_vcall): Constify.
9950 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9951 hook_bool_tree_hwi_hwi_tree_false,
9952 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9953 hook_int_tree_tree_1, hook_constcharptr_tree_null,
9954 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9955 hook_constcharptr_int_tree_null,
9956 hook_constcharptr_int_tree_tree_null): Delete.
9957 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
9958 hook_bool_const_tree_hwi_hwi_const_tree_false,
9959 hook_bool_const_tree_hwi_hwi_const_tree_true,
9960 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9961 hook_constcharptr_const_tree_null,
9962 hook_constcharptr_const_rtx_null,
9963 hook_constcharptr_const_tree_const_tree_null,
9964 hook_constcharptr_int_const_tree_null,
9965 hook_constcharptr_int_const_tree_const_tree_null): New.
9966 (default_can_output_mi_thunk_no_vcall): Constify.
9967 * integrate.c (function_attribute_inlinable_p): Likewise.
9968 * integrate.h (function_attribute_inlinable_p): Likewise.
9969 * jump.c (rtx_renumbered_equal_p): Likewise.
9970 * output.h (decl_readonly_section, categorize_decl_for_section,
9971 default_use_anchors_for_symbol_p, default_binds_local_p,
9972 default_binds_local_p_1): Likewise.
9973 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
9975 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9976 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
9977 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
9978 TARGET_COMP_TYPE_ATTRIBUTES,
9979 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
9980 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
9981 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
9982 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
9983 TARGET_DWARF_CALLING_CONVENTION): Likewise.
9984 * target.h (can_output_mi_thunk, needs_block_p,
9985 first_cycle_multipass_dfa_lookahead_guard_spec,
9986 vector_alignment_reachable, comp_type_attributes,
9987 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
9988 commutative_p, use_blocks_for_constant_p,
9989 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
9990 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
9991 invalid_within_doloop, valid_dllimport_attribute_p,
9992 split_complex_arg, invalid_arg_for_unprototyped_fn,
9993 invalid_conversion, invalid_unary_op, invalid_binary_op):
9995 * targhooks.c (default_invalid_within_doloop,
9996 hook_invalid_arg_for_unprototyped_fn,
9997 default_builtin_vector_alignment_reachable): Likewise.
9998 (hook_bool_rtx_commutative_p): Delete.
9999 (hook_bool_const_rtx_commutative_p): New.
10000 * targhooks.h (default_invalid_within_doloop,
10001 default_builtin_vector_alignment_reachable,
10002 hook_invalid_arg_for_unprototyped_fn): Constify.
10003 (hook_bool_rtx_commutative_p): Delete.
10004 (hook_bool_const_rtx_commutative_p): New.
10005 * varasm.c (bss_initializer_p, decl_default_tls_model,
10006 categorize_decl_for_section, decl_readonly_section,
10007 default_use_anchors_for_symbol_p, default_binds_local_p,
10008 default_binds_local_p_1): Constify.
10010 2007-08-24 Jie Zhang <jie.zhang@analog.com>
10012 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
10013 __NO_BUILTIN if -fno-builtin.
10015 2007-08-24 Jie Zhang <jie.zhang@analog.com>
10017 * config/bfin/bfin.c (print_operand): Report error instead of
10018 ICE for wrong operand.
10020 2007-08-24 Michael Matz <matz@suse.de>
10022 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
10024 2007-08-24 Richard Guenther <rguenther@suse.de>
10026 PR middle-end/33166
10027 * tree-ssa.c (useless_type_conversion_p): Split into a
10028 recursive and a non-recursive part.
10029 (useless_type_conversion_p_1): New function.
10030 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
10031 from maybe_fold_offset_to_reference is trivially convertible
10032 to the desired type before doing the simplification.
10034 2007-08-24 Jakub Jelinek <jakub@redhat.com>
10036 * expr.c (store_expr): Optimize initialization of an array
10038 * expr.h (builtin_strncpy_read_str): New prototype.
10039 * builtins.c (builtin_strncpy_read_str): Remove prototype.
10042 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
10044 PR middle-end/33157
10045 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
10046 field when initializing if_info structure.
10048 2007-08-24 Richard Guenther <rguenther@suse.de>
10050 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
10052 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
10053 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
10054 * tree-inline.c (inlinable_function_p): Fold in common parts of
10055 the cannot_inline_tree_fn langhook.
10056 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
10057 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
10058 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
10059 cannot_inline_tree_fn langhook.
10060 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
10061 cannot_inline_tree_fn member.
10063 2007-08-24 Richard Guenther <rguenther@suse.de>
10065 * expr.c (get_inner_reference): Do computation of bitoffset
10066 from offset in a way we can detect overflow reliably.
10068 2007-08-24 Jie Zhang <jie.zhang@analog.com>
10070 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
10072 2007-08-24 Jie Zhang <jie.zhang@analog.com>
10074 * config/bfin/bfin.opt (mfast-fp): Add.
10075 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
10076 libbffastfp override libgcc if -mfast-fp.
10077 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
10078 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
10079 (Blackfin Options): Document -mfast-fp.
10081 2007-08-24 Jakub Jelinek <jakub@redhat.com>
10083 PR tree-optimization/32573
10084 PR middle-end/32946
10085 * tree-data-ref.c (initialize_data_dependence_relation): Clear
10086 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
10087 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
10088 (build_classic_dist_vector): Return false rather than true if
10089 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
10090 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
10091 returned false. Don't call save_dist_v before calling
10092 build_classic_dist_vector_1.
10093 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
10094 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
10095 DDR_DIR_VECTS vectors.
10097 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
10099 * configure.ac (leb128): Modify sed statement to work with any
10100 binutils version string.
10101 * configure: Regenerate
10103 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10105 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
10106 Wrap in RTX_CODE macro guard.
10107 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
10108 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
10109 arm_mark_dllimport, arm_pe_encode_section_info,
10110 arm_pe_unique_section): Use ISO-C function declarations.
10111 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
10112 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
10113 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
10115 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
10116 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
10118 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
10120 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
10121 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
10122 (register_move_cost): Use ISO-C function declarations.
10123 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
10124 * config/score/score-protos.h (score_declare_object): Add
10125 ATTRIBUTE_PRINTF_4.
10126 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
10128 * final.c (profile_function): Avoid empty if-bodies.
10131 * calls.c (must_pass_in_stack_var_size,
10132 must_pass_in_stack_var_size_or_pad): Constify.
10133 * config/alpha/alpha-protos.h (function_value): Likewise.
10134 * config/alpha/alpha.c (alpha_return_in_memory,
10135 alpha_pass_by_reference, function_value,
10136 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
10137 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
10139 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
10140 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10141 TARGET_PROMOTE_PROTOTYPES): Likewise.
10142 * config/arm/arm-protos.h (arm_return_in_memory,
10143 arm_pad_arg_upward, arm_function_value): Likewise.
10144 * config/arm/arm.c (arm_pass_by_reference,
10145 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
10146 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10147 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
10149 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
10150 * config/avr/avr-protos.h (avr_function_value): Likewise.
10151 * config/avr/avr.c (avr_return_in_memory,
10152 gas_output_limited_string, gas_output_ascii, avr_function_value,
10153 avr_return_in_memory): Likewise.
10154 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
10155 * config/bfin/bfin.c (bfin_pass_by_reference,
10156 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
10157 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
10159 * config/cris/cris.c (cris_pass_by_reference,
10160 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
10161 * config/crx/crx.c (crx_return_in_memory): Likewise.
10162 * config/darwin.c (function_base, machopic_function_base_name):
10164 * config/fr30/fr30.c (fr30_must_pass_in_stack,
10165 TARGET_PROMOTE_PROTOTYPES): Likewise.
10166 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
10167 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
10168 * config/i386/i386-protos.h (ix86_return_in_memory,
10169 ix86_sol10_return_in_memory): Likewise.
10170 * config/i386/i386.c (ix86_function_value,
10171 ix86_function_sseregparm, ix86_must_pass_in_stack,
10172 type_natural_mode, classify_argument, examine_argument,
10173 construct_container, ix86_pass_by_reference, function_value_32,
10174 function_value_64, ix86_function_value_1, return_in_memory_32,
10175 return_in_memory_64, return_in_memory_ms_64,
10176 ix86_return_in_memory, ix86_sol10_return_in_memory,
10177 TARGET_PROMOTE_PROTOTYPES): Likewise.
10178 * config/ia64/ia64-protos.h (ia64_function_value,
10179 ia64_hpux_function_arg_padding): Likewise.
10180 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
10181 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
10182 ia64_hpux_function_arg_padding): Likewise.
10183 * config/iq2000/iq2000-protos.h (function_arg,
10184 iq2000_function_value): Likewise.
10185 * config/iq2000/iq2000.c (iq2000_return_in_memory,
10186 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
10187 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
10188 function_arg, iq2000_function_value): Likewise.
10189 * config/m32c/m32c-protos.h (m32c_function_value,
10190 m32c_promote_function_return): Likewise.
10191 * config/m32c/m32c.c (m32c_pass_by_reference,
10192 m32c_promote_prototypes, m32c_promote_function_return,
10193 m32c_function_value): Likewise.
10194 * config/m32r/m32r.c (m32r_return_in_memory,
10195 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
10196 m32r_in_small_data_p): Likewise.
10197 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
10199 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
10200 m68hc11_function_arg_padding): Likewise.
10201 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
10202 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
10203 m68k_function_value): Likewise.
10204 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
10205 mcore_function_value): Likewise.
10206 * config/mcore/mcore.c (handle_structs_in_regs,
10207 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
10208 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
10209 mcore_num_arg_regs, mcore_function_value): Likewise.
10210 * config/mips/mips-protos.h (mips_pad_arg_upward,
10211 mips_function_value): Likewise.
10212 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
10213 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
10214 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10215 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
10216 mips_function_value): Likewise.
10217 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
10219 * config/mmix/mmix.c (mmix_pass_by_reference,
10220 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
10221 mmix_encode_section_info): Likewise.
10222 * config/mn10300/mn10300-protos.h (mn10300_function_value):
10224 * config/mn10300/mn10300.c (mn10300_return_in_memory,
10225 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
10226 mn10300_function_value): Likewise.
10227 * config/mt/mt-protos.h (mt_function_value): Likewise.
10228 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
10229 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
10230 * config/pa/pa-protos.h (function_arg_padding, function_value,
10231 pa_return_in_memory): Likewise.
10232 * config/pa/pa.c (pa_pass_by_reference,
10233 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
10234 function_arg_padding, function_value, pa_return_in_memory):
10236 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
10237 * config/rs6000/rs6000-protos.h (rs6000_function_value,
10238 function_arg_padding): Likewise.
10239 * config/rs6000/rs6000.c (rs6000_return_in_memory,
10240 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
10241 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
10242 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10243 function_arg_padding, altivec_expand_dst_builtin,
10244 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
10245 altivec_init_builtins, rs6000_common_init_builtins,
10246 rs6000_function_value): Likewise.
10247 * s390/s390-protos.h (s390_function_value): Likewise.
10248 * config/s390/s390.c (s390_function_arg_size,
10249 s390_pass_by_reference, s390_return_in_memory,
10250 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
10251 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
10252 * config/score/score-protos.h (score_function_value): Likewise.
10253 * config/score/score.c (score_arg_partial_bytes,
10254 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10255 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
10256 score_pass_by_reference, score_add_offset, score_function_value):
10258 * config/sh/sh-protos.h (sh_attr_renesas_p,
10259 sh_promote_prototypes): Likewise.
10260 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
10261 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
10262 sh_attr_renesas_p): Likewise.
10263 * config/sparc/sparc-protos.h (function_value,
10264 function_arg_padding): Likewise.
10265 * config/sparc/sparc.c (sparc_promote_prototypes,
10266 sparc_return_in_memory, sparc_pass_by_reference,
10267 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10268 function_arg_record_value_2, function_arg_record_value_1,
10269 function_arg_record_value, function_arg_record_value,
10270 function_arg_padding, function_value): Likewise.
10271 * config/spu/spu-protos.h (spu_function_value): Likewise.
10272 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
10273 spu_function_value): Likewise.
10274 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
10276 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
10277 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
10278 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
10280 * config/v850/v850.c (v850_return_in_memory,
10281 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
10282 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
10283 * config/xtensa/xtensa.c (xtensa_return_in_msb,
10284 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
10285 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
10287 * explow.c (promote_mode, hard_function_value): Likewise.
10288 * expr.h (hard_function_value, promote_mode): Likewise.
10289 * function.c (aggregate_value_p): Likewise.
10290 * hooks.c (hook_bool_const_tree_true): New.
10291 * hooks.h (hook_bool_const_tree_true): New.
10292 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
10293 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
10294 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
10295 TARGET_RETURN_IN_MSB): Likewise.
10296 * target.h (promote_function_args, promote_function_return,
10297 promote_prototypes, return_in_memory, return_in_msb,
10298 pass_by_reference, must_pass_in_stack, callee_copies,
10299 function_value): Likewise.
10300 * targhooks.c (default_return_in_memory,
10301 hook_pass_by_reference_must_pass_in_stack,
10302 hook_callee_copies_named,
10303 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
10304 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
10305 default_function_value): Likewise.
10306 * targhooks.h (default_return_in_memory,
10307 hook_pass_by_reference_must_pass_in_stack,
10308 hook_callee_copies_named,
10309 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
10310 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
10311 default_function_value): Likewise.
10312 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
10313 (equiv_class_label_hash, equiv_class_label_eq): Constify.
10314 * tree-vectorizer.c (bb_in_loop_p): Likewise.
10315 * tree.c (needs_to_live_in_memory): Likewise.
10316 * tree.h (struct tree_type, needs_to_live_in_memory,
10317 aggregate_value_p, must_pass_in_stack_var_size,
10318 must_pass_in_stack_var_size_or_pad): Likewise.
10319 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
10320 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
10321 lookup_filename): Likewise.
10323 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
10326 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
10327 fake fcomi i387 instruction for !TARGET_CMOVE.
10328 (ix86_expand_branch): Expand natural sequence with one jump for
10329 all targets, not only TARGET_CMOVE.
10330 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
10331 pattern to implement fake fcomi sequence. Split instruction after
10332 reload to correct compare sequences.
10333 (*cmpfp_xf_cc): Ditto.
10334 (*cmpfp_<mode>_cc): Ditto.
10335 (*cmpfp_u_cc): Ditto.
10336 (*cmpfp_<mode>_cc): Ditto.
10338 2007-08-23 Richard Guenther <rguenther@suse.de>
10340 * tree-pretty-print.c (dump_generic_node): Annotate
10341 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
10343 2007-08-23 Richard Guenther <rguenther@suse.de>
10345 * builtins.c (expand_builtin_mathfn): Wrap argument in
10346 save_expr directly instead of re-building the call.
10347 (expand_builtin_mathfn_2): Likewise.
10348 (expand_builtin_mathfn_3): Likewise.
10349 (expand_builtin_interclass_mathfn): Likewise.
10350 (expand_builtin_int_roundingfn): Set arg.
10351 (expand_builtin_int_roundingfn_2): Likewise.
10353 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
10355 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
10356 *sse_nand<mode>3, *sse_xor<mode>3): New.
10358 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
10360 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
10361 * config/i386/i386.c (print_operand): Handle ';' code. Output
10362 semicolon for TARGET_MACHO.
10363 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
10364 emit semicolon after 'lock' prefix.
10365 (sync_double_compare_and_swap<mode>): Ditto.
10366 (*sync_double_compare_and_swapdi_pic): Ditto.
10367 (*sync_compare_and_swap_cc<mode>): Ditto.
10368 (sync_double_compare_and_swap_cc<mode>): Ditto.
10369 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
10370 (sync_old_add<mode>): Ditto.
10371 (sync_add<mode>): Ditto.
10372 (sync_sub<mode>): Ditto.
10373 (sync_ior<mode>): Ditto.
10374 (sync_and<mode>): Ditto.
10375 (sync_xor<mode>): Ditto.
10377 2007-08-22 Chao-ying Fu <fu@mips.com>
10379 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
10381 (copy_rtx): Handle CONST_FIXED.
10382 (rtx_equal_p): Likewise.
10383 * rtl.h (fixed_value.h): New include.
10384 (rtx_def): Add a new field of fixed_value to u.
10385 (XCNMPFV): Define for accessing fixed_value.
10386 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
10388 * rtl.def (CONST_FIXED): New constant.
10389 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
10390 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
10391 US_ASHIFT): New codes.
10392 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
10393 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
10394 unsigned_fract_convert, unsigned_sat_fract): Document them.
10395 * varasm.c (assemble_integer): Extend to support fixed-point constants
10396 by using different machine classes.
10397 (decode_addr_const): Handle FIXED_CST.
10398 (const_hash_1): Likewise.
10399 (compare_constant): Likewise.
10400 (copy_constant): Likewise.
10401 (const_rtx_hash_1): Handle CONST_FIXED.
10402 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
10403 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
10404 MODE_VECTOR_UACCUM.
10405 (initializer_constant_valid_p): Handle FIXED_CST.
10406 (output_constant): Support FIXED_POINT_TYPE.
10407 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
10408 * cse.c (hash_rtx): Support CONST_FIXED.
10409 (exp_equiv_p): Likewise.
10410 (cannon_reg): Likewise.
10411 (fold_rtx): Likewise.
10412 (equiv_constant): Likewise.
10413 (cse_process_notes_1): Likewise.
10414 (count_reg_usage): Likewise.
10415 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
10416 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
10417 (wrap_constant): Check CONST_FIXED.
10418 (cselib_hash_rtx): Support CONST_FIXED.
10419 (cselib_subst_to_values): Likewise.
10420 * df-scan.c (df_uses_record): Likewise.
10421 * gcse.c (want_to_gcse_p): Likewise.
10422 (oprs_unchanged_p): Likewise.
10423 (oprs_not_set_p): Likewise.
10424 (compute_transp): Likewise.
10425 (extract_mentioned_regs_helper): Likewise.
10426 * genemit.c (gen_exp): Likewise.
10427 * local-alloc.c (equiv_init_varies_p): Likewise.
10428 (contains_replace_regs): Likewise.
10429 (memref_referenced_p): Likewise.
10430 * loop-invariant.c (check_maybe_invariant): Likewise.
10431 (hash_invariant_expr_1): Likewise.
10432 (invariant_expr_equal_p): Likewise.
10433 * postreload-gcse.c (oprs_unchanged_p): Likewise.
10434 * regclass.c (reg_scan_mark_refs): Likewise.
10435 * regrename.c (scan_rtx): Likewise.
10436 * resource.c (mark_referenced_resources): Likewise.
10437 (mark_set_resources): Likewise.
10438 * rtlanal.c (rtx_unstable_p): Likewise.
10439 (rtx_varies_p): Likewise.
10440 (count_occurrences): Likewise.
10441 (reg_mentioned_p): Likewise.
10442 (modified_between_p): Likewise.
10443 (modified_in_p): Likewise.
10444 (volatile_insn_p): Likewise.
10445 (volatile_refs_p): Likewise.
10446 (side_effects_p): Likewise.
10447 (may_trap_p_1): Likewise.
10448 (inequality_comparisons_p): Likewise.
10449 (computed_jump_p_1): Likewise.
10450 (commutative_operand_precedence): Likewise.
10451 * sched-deps.c (sched_analyze_2): Likewise.
10452 * sched-vis.c (print_value): Likewise.
10453 * reload.c (operands_match_p): Likewise.
10454 (subst_reg_equivs): Likewise.
10455 * reload1.c (eliminate_regs_1): Likewise.
10456 (elimination_effects): Likewise.
10457 (scan_paradoxical_subregs): Likewise.
10458 * alias.c (rtx_equal_for_memref_p): Likewise.
10459 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
10460 * emit-rtl.c (const_fixed_htab): New hash table.
10461 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
10463 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
10464 const_fixed_from_fixed_value): New functions.
10465 (verify_rtx_sharing): Handle CONST_FIXED.
10466 (copy_rtx_if_shared_1): Likewise.
10467 (reset_used_flags): Likewise.
10468 (set_used_flags): Likewise.
10469 (copy_insn_1): Likewise.
10470 (init_emit_once): Create const_fixed_htab.
10471 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
10473 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
10475 PR tree-optimization/32949
10476 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
10477 before failing for ivs with non-constant step.
10479 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
10481 * doc/md.texi (Iterators): Renamed from Macros. All contents
10482 changed to reflect rename of respectively define_code_macro and
10483 define_mode_macro to define_code_iterator and define_mode_iterator.
10484 (Mode Iterators, Code Iterators): Similar.
10485 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
10486 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
10487 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
10488 (initialize_iterators, find_iterator, check_code_iterator)
10489 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
10490 (read_mapping, read_rtx_1): Similar.
10491 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
10492 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
10493 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
10494 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
10495 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
10496 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
10497 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
10498 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
10499 config/rs6000/sync.md, config/rs6000/rs6000.md,
10500 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
10501 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
10502 config/vax/vax.md, config/bfin/bfin.md: Similar.
10504 2007-08-22 David Daney <ddaney@avtrex.com>
10506 * doc/install.texi (Testing): Mention testing on a simulator.
10508 2007-08-22 Janis Johnson <janis187@us.ibm.com>
10510 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
10512 * doc/libgcc.texi (Decimal float library routines): Fix formatting
10513 and rearrange floating point conversion functions into different
10516 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10518 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
10519 dfa_post_advance_cycle): New scheduler hooks.
10520 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
10521 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
10523 (TARGET_SCHED): Use them.
10524 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
10525 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
10526 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
10528 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
10529 function to facilitate debugging.
10530 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
10531 (output_insn_has_dfa_reservation_p): New static function to output
10532 insn_has_dfa_reservation_p ().
10533 (write_automata): Use it.
10534 * genattr.c (main): Output declaration for
10535 insn_has_dfa_reservation_p ().
10537 2007-08-22 Christian Bruel <christian.bruel@st.com>
10538 Richard Guenther <rguenther@suse.de>
10540 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
10541 * simplify_rtx (simplify_binary_operation_1): Likewise.
10543 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
10545 PR rtl-optimization/32557
10546 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
10547 of REGNO (mws->mw_reg).
10549 2007-08-22 Richard Guenther <rguenther@suse.de>
10551 PR middle-end/33007
10552 * builtins.c (expand_builtin_int_roundingfn): Replace call
10553 argument wrapped with SAVE_EXPR directly.
10554 (expand_builtin_int_roundingfn_2): Likewise.
10556 2007-08-22 Richard Guenther <rguenther@suse.de>
10558 * tree-inline.c (inlinable_function_p): Restore disregarding
10559 inline limits for GNU extern inline functions.
10561 2007-08-22 Richard Guenther <rguenther@suse.de>
10563 PR middle-end/32563
10564 * tree.c (host_integerp): Treat sizetype as signed as it is
10567 2007-08-21 Ian Lance Taylor <iant@google.com>
10569 PR tree-optimization/33134
10570 * tree-vrp.c (adjust_range_with_scev): Call
10571 set_value_range_to_value.
10573 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
10575 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
10578 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
10580 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
10583 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
10585 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
10586 cases to set eight bytes at a time.
10587 (expand_block_move): Likewise.
10589 2007-08-21 Jakub Jelinek <jakub@redhat.com>
10592 * dwarf2out.c (gen_decl_die): Don't call
10593 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
10595 2007-08-21 Paul Brook <paul@codesourcery.com>
10596 Nathan Sidwell <nathan@codesourcery.com>
10597 Mark Mitchell <mark@codesourcery.com>
10598 Joseph Myers <joseph@codesourcery.com>
10600 * configure.ac: Add --with-pkgversion and --with-bugurl.
10601 * configure: Regenerate.
10602 * doc/install.texi: Document them.
10603 * version.c (version_string): Remove VERSUFFIX.
10604 (VERSUFFIX): Remove.
10605 (pkgversion_string): New.
10606 (bug_report_url): Do not hard-code initializer.
10607 * version.h (pkgversion_string): Declare.
10608 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
10610 (version.o): Define PKGVERSION and BUGURL.
10611 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
10612 (%.pod): Define BUGURL.
10613 * gcc.c (process_command, main): Use pkgversion_string.
10614 * toplev.c (compile_file, print_version): Likewise.
10615 * protoize.c (main): Likewise.
10616 * gcov.c (print_version): Likewise. Update copyright date.
10617 * gcov-dump.c (print_version): Likewise. Update copyright date.
10618 * mips-tdump.c (main): Likewise. Update copyright date.
10619 * mips-tfile.c (main): Likewise. Update copyright date.
10620 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
10621 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
10622 shorten description.
10623 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
10624 * doc/gccint.texi: Likewise.
10625 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
10626 Update copyright date.
10628 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
10630 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
10631 (ix86_expand_strlensi_unroll_1): Ditto.
10632 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
10633 (ix86_expand_carry_flag_compare): Update comment.
10635 2007-08-21 Jakub Jelinek <jakub@redhat.com>
10637 PR middle-end/32912
10638 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
10639 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
10641 2007-08-21 Richard Guenther <rguenther@suse.de>
10643 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
10645 2007-08-21 Richard Guenther <rguenther@suse.de>
10647 PR middle-end/33122
10648 * fold-const.c (fold_binary): Remove index +p PTR folding.
10649 Fix types of POINTER_PLUS_EXPR generated by folding of
10652 2007-08-20 Chao-ying Fu <fu@mips.com>
10654 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
10655 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
10656 RID_ONEWAY, so that it can be checked in declspecs_add_type.
10657 (c_common_fixed_point_type_for_size): Declare.
10658 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
10659 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
10660 (c_token_starts_declspecs): Likewise.
10661 (c_parser_declspecs): Likewise.
10662 (c_parser_attributes): Likewise.
10663 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
10664 (c_declspecs): Add saturating_p.
10665 * c-decl.c (build_null_declspecs): Initialize saturating_p.
10666 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
10667 _Sat. Handle RID_SAT.
10668 Avoid using void, bool, char, int, float, double, _Decimal32,
10669 _Decimal64, _Decimal128, and complex with _Sat.
10670 Handle RID_FRACT and RID_ACCUM.
10671 Make sure _Sat is used with _Fract or _Accum.
10672 (finish_declspecs): Handle cts_fract and cts_accum.
10673 * c-common.c (fixed-value.h): New include.
10674 (constant_expression_warning): Handle FIXED_CST.
10675 (overflow_warning): Likewise.
10676 (warnings_for_convert_and_check): Likewise.
10677 (c_common_fixed_point_type_for_size): New.
10678 (c_common_type_for_mode): Handle fixed-point modes to
10679 return various saturating/non-saturating, signed/unsigned types.
10680 (c_common_signed_or_unsigned_type): Support fixed-point types.
10681 (shorten_compare): Check fixed-point zero.
10682 Handle FIXED_POINT_TYPE.
10683 (c_common_truthvalue_conversion): Handle FIXED_CST.
10684 Handle FIXED_POINT_TYPE.
10685 (c_common_nodes_and_builtins): Record builtin types for fixed-point
10687 (handle_mode_attribute): Handle fixed-point modes. Need to check
10688 if the signness of base type and fixed-point modes are consistent.
10689 (handle_vector_size_attribute): Handle fixed-point modes.
10690 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
10691 (warn_for_div_by_zero): Check fixed-point zero.
10692 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
10693 a common fixed-point type based on fbit, ibit, sign, and saturation.
10694 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
10695 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
10696 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
10697 (convert_for_assignment): Support FIXED_POINT_TYPE.
10698 (digest_init): Handle FIXED_POINT_TYPE.
10699 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
10700 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
10701 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
10702 GE_EXPR, LT_EXPR, GT_EXPR.
10703 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
10704 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
10705 * target.h (gcc_target): Add fixed_point_supported_p.
10706 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
10707 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
10708 (default_fixed_point_supported_p): Define.
10709 * targhooks.h (default_fixed_point_supported_p): Declare.
10710 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
10711 * doc/install.texi (Configuration): Add --enable-fixed-point.
10712 * configure.ac (--enable-fixed-point): New to enable fixed-point
10713 arithmetic extension to C. For mips targets, we enable it by default.
10714 * configure, config.in: Regenerate.
10716 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
10718 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
10720 2007-08-20 David Edelsohn <edelsohn@gnu.org>
10722 * dwarf2out.c (text_section_used): Move declaration outside ifdef
10723 DWARF2_DEBUGGING_INFO.
10724 (cold_text_section_used): Same.
10725 (cold_text_section): Same.
10727 2007-08-20 Richard Guenther <rguenther@suse.de>
10729 * c-typeck.c (convert_for_assignment): Use the type of
10730 the member for the initialization.
10732 2007-08-20 Richard Guenther <rguenther@suse.de>
10734 * c-objc-common.c (c_disregard_inline_limits): Remove.
10735 * c-objc-common.h (c_disregard_inline_limits): Likewise.
10736 * cgraphunit.c (cgraph_process_new_functions): Call
10737 disregard_inline_limits_p.
10738 (cgraph_preserve_function_body_p): Likewise.
10739 * ipa-inline.c (compute_inline_parameters): Likewise.
10740 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
10742 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
10743 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
10744 disregard_inline_limits langhook.
10745 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
10747 * langhooks.h (lang_hooks_for_tree_inlining): Remove
10748 disregard_inline_limits langhook.
10749 * tree-inline.c (disregard_inline_limits_p): New function.
10750 * tree-inline.h (disregard_inline_limits_p): Declare.
10752 2007-08-20 Richard Guenther <rguenther@suse.de>
10754 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
10755 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
10756 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
10757 auto_var_in_fn_p langhook.
10758 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
10760 * tree.c (auto_var_in_fn_p): ... here.
10761 (find_var_from_fn): Call auto_var_in_fn_p directly.
10762 * langhooks.h (lang_hooks_for_tree_inlining): Remove
10763 auto_var_in_fn_p langhook.
10764 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
10765 (copy_body_r): Likewise.
10766 (self_inlining_addr_expr): Likewise.
10767 * tree.h (auto_var_in_fn_p): Declare.
10769 2007-08-20 Richard Guenther <rguenther@suse.de>
10771 * tree.c (WALK_SUBTREE): Call walk_tree_1.
10772 (walk_type_fields): Take lh parameter.
10773 (walk_tree): Rename to ...
10774 (walk_tree_1): ... this. Do not call the walk_subtrees
10775 langhook but the now passed callback. Pass lh on recursion.
10776 (walk_tree_without_duplicates): Rename to ...
10777 (walk_tree_without_duplicates_1): ... this. Take lh parameter
10778 and call walk_tree_1.
10779 * tree.h (walk_tree_lh): New typedef.
10780 (walk_tree_1): Declare.
10781 (walk_tree_without_duplicates_1): Likewise.
10782 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
10783 (walk_tree_without_duplicates): New define to
10784 walk_tree_without_duplicates_1 with NULL lh parameter.
10785 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
10786 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
10788 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
10789 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
10790 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
10793 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10795 PR middle-end/30564
10796 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
10797 code in front of the compacting of basic blocks.
10798 Move the folding of statements inbetween the cgraph checking
10799 and compacting of basic blocks.
10801 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10802 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10805 * config/alpha/alpha.c (va_list_skip_additions): Check for
10806 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
10807 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
10808 PLUS_EXPR when checking ap.__base.
10809 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
10810 when doing addition on pointer types. Use size_int instead of
10812 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
10813 ptr_type in the second operand.
10815 2007-08-19 Andrew Pinski <pinskia@gmail.com>
10818 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
10820 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10822 PR middle-end/32940
10823 * cfgexpand.c (expand_one_register_var): Mark pointer
10824 DECL_ARTIFICIAL as REG_POINTER also.
10825 * stmt.c (expand_decl): Likewise.
10827 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
10834 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
10835 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
10836 on_worklist argument and avoid adding things to worklist multiple
10838 (add_to_worklist): Ditto.
10839 (mark_aliases_call_clobbered): Mark entire structure clobbered if
10840 single SFT is clobbered.
10841 (set_initial_properties): Ditto.
10842 (compute_call_clobbered): Update for changes to function
10844 (create_overlap_variables_for): Always create SFT for offset 0.
10845 (create_structure_vars): Handle PHI's, since we are in SSA form at
10847 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
10848 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
10850 (add_vars_for_offset): Figure out aliases from access + points-to.
10851 (add_virtual_operand): Use add_vars-for_offset.
10852 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
10853 (add_call_clobber_ops): Remove makes_clobbering_call set.
10854 (get_expr_operands): Always pass through the INDIRECT_REF
10856 * tree-ssa-structalias.c (struct constraint_graph): Remove
10858 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
10859 address_taken, pt_used, number_incoming.
10860 (FIRST_ADDR_NODE): Removed.
10861 (merge_graph_nodes): Remove broken code for the moment.
10862 (init_graph): New function.
10863 (build_pred_graph): Remove code to init_graph.
10864 Add location equivalence support.
10865 (struct scc_info): Rename roots to deleted.
10866 (scc_visit): Ditto.
10867 (init_scc_info): Ditto
10868 (init_topo_info): Use graph->size.
10869 (compute_topo_order): Ditto.
10870 (do_da_constraint): Removed.
10871 (do_sd_constraint): Remove calls to find().
10872 set_union_with_increment should always get 0 as last arg here.
10873 (do_complex_constraint): Replace do_da_constraint with assert.
10875 (struct equiv_class_label): New.
10876 (pointer_equiv_class_table): Ditto.
10877 (location_equiv_class_table): Ditto.
10878 (equiv_class_label_hash): Ditto.
10879 (equiv_class_label_eq): Ditto
10880 (equiv_class_lookup): Ditto.
10881 (equiv_class_ladd): Ditto.
10882 (pointer_equiv_class): Ditto.
10883 (location_equiv_class): Ditto.
10884 (condense_visit): Rename and rewrite from label_visit to do only
10885 SCC related stuff for HU.
10886 (label_visit): Do HU work for HU.
10887 (perform_var_substitution): Update to do HU and location
10889 (free_var_substitution_info): Update to free HU and location
10890 equivalence structures. */
10891 (find_equivalent_node): Update for pointer but not location
10893 (unite_pointer_equivalences): New function.
10894 (move_complex_constraints): Rewrite to only do moving.
10895 (rewrite_constraints): Split out of move_complex_constraints.
10896 (solve_graph): Use graph->size.
10897 (process_constraint_1): Add from_call argument, use it.
10898 Split *a = &b into two constraints.
10899 (process_constraint): Use new process_constraint_1.
10900 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
10901 (get_constraint_for): Handle non-pointer integers properly.
10902 Remove code that used to handle structures.
10903 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
10904 with unknown addends.
10905 (handle_rhs_call): New function.
10906 (find_func_aliases): Use handle_rhs_call.
10907 (set_uids_in_ptset): Add an assert.
10908 (set_used_smts): Fix bug in not considering unified vars.
10909 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
10910 (compute_points_to_sets): Update for other function changes.
10911 (delete_points_to_sets): Ditto.
10912 (ipa_pta_execute): Ditto.
10913 (pass_ipa_pta): We need to update SSA after ipa_pta.
10915 2007-08-19 Jan Hubicka <jh@suse.cz>
10917 * config/i386/i386.md: Replace "rim" and "mri" constraints by "g".
10919 2007-08-19 Joseph Myers <joseph@codesourcery.com>
10921 * dwarf2out.c (text_section_used, cold_text_section_used,
10922 cold_text_section, dwarf2out_note_section_used): New.
10923 (dwarf2out_init): Initialize cold_text_section.
10924 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
10925 dwarf2out_note_section_used.
10926 (size_of_aranges): Only count entry for text section if it was
10927 used. Count entry for cold text section if it was used.
10928 (output_aranges): Only output entries for text section and cold
10929 text section if they were used.
10931 2007-08-19 Andrew Pinski <pinskia@gmail.com>
10933 * tree-pretty-print.c (debug_generic_expr): Add a comment about
10935 (debug_generic_stmt): Likewise.
10936 (debug_tree_chain): Likewise.
10938 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
10940 * tree-data-refs.c (split_constant_offset): Expose.
10941 * tree-data-refs.h (split_constant_offset): Add declaration.
10943 * tree-vectorizer.h (dr_alignment_support): Renamed
10944 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
10945 Added a new value dr_explicit_realign.
10946 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
10947 dr_offset, dr_step, and dr_aligned_to, along with new access
10948 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
10949 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
10950 STMT_VINFO_DR_ALIGNED_TO.
10952 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
10954 In case of outer-loop vectorization with non-fixed misalignment - use
10955 the dr_explicit_realign scheme instead of the optimized realignment
10957 (new_stmt_vec_info): Initialize new fields.
10959 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
10960 'nested_in_vect_loop' case. Change verbosity level.
10961 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
10962 Don't fail on zero step in the outer-loop for loads.
10963 (vect_analyze_data_refs): Call split_constant_offset to calculate
10964 base, offset and init relative to the outer-loop.
10966 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
10967 BSI function argument with a new function argument - at_loop.
10968 Simplify the condition that determines STEP. Takes additional argument
10969 INV_P. Support outer-loop vectorization (handle the
10970 nested_in_vect_loop case), including zero step in the outer-loop. Call
10971 vect_create_addr_base_for_vector_ref with additional argument.
10972 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
10973 Updated function documentation. Handle the 'nested_in_vect_loop' case.
10974 Fixed and simplified calculation of step.
10975 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
10976 of bsi, and with additional argument. Call bump_vector_ptr with
10977 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
10978 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
10979 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
10980 when the realignment setup needs to take place inside the loop.
10981 Support the dr_explicit_realign scheme. Allow generating the optimized
10982 realignment scheme for outer-loop vectorization. Added documentation.
10983 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
10984 the 'nested_in_vect_loop' case, including loads that are invariant in
10985 the outer-loop and the realignment schemes. Handle the case when the
10986 realignment setup needs to take place inside the loop. Call
10987 vect_setup_realignment with additional arguments. Call
10988 vect_create_data_ref_ptr with additional argument and with loop instead
10989 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
10990 (vect_gen_niters_for_prolog_loop): Call
10991 vect_create_addr_base_for_vector_ref with additional arguments.
10992 (vect_create_cond_for_align_checks): Likewise.
10993 (bump_vector_ptr): Updated to support the new dr_explicit_realign
10994 scheme: takes additional argument bump; argument ptr_incr is now
10995 optional; updated documentation.
10996 (vect_init_vector): Takes additional argument (bsi). Use it, if
10997 available, to insert the vector initialization.
10998 (get_initial_def_for_induction): Pass additional argument in call to
11000 (vect_get_vec_def_for_operand): Likewise.
11001 (vect_setup_realignment): Likewise.
11002 (vectorizable_load): Likewise.
11004 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
11006 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
11007 as argument instead of struct loop.
11008 (nested_in_vect_loop_p): New function.
11009 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
11010 vect_used_in_outer.
11011 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
11012 from other phis in the loop.
11013 (destroy_loop_vec_info): Add additional argument to declaration.
11015 * tree-vectorizer.c (supportable_widening_operation): Also check if
11016 nested_in_vect_loop_p (don't allow changing the order in this case).
11017 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
11018 of struct loop. Call nested_in_vect_loop_p and don't require
11019 flag_unsafe_math_optimizations if it returns true.
11020 (new_stmt_vec_info): When setting def_type for phis differentiate
11021 loop-header phis from other phis.
11022 (bb_in_loop_p): New function.
11023 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
11024 just update their loop_vinfo. Order of BB traversal now matters -
11025 call dfs_enumerate_from with bb_in_loop_p.
11026 (destroy_loop_vec_info): Takes additional argument to control whether
11027 stmt_vinfo of the loop stmts should be destroyed as well.
11028 (vect_is_simple_reduction): Allow the "non-reduction" use of a
11029 reduction stmt to be defines by a non loop-header phi.
11030 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
11032 * tree-vect-transform.c (vectorizable_reduction): Call
11033 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
11034 (vectorizable_call): Likewise.
11035 (vectorizable_conversion): Likewise.
11036 (vectorizable_operation): Likewise.
11037 (vectorizable_type_promotion): Likewise.
11038 (vectorizable_type_demotion): Likewise.
11039 (vectorizable_store): Likewise.
11040 (vectorizable_live_operation): Likewise.
11041 (vectorizable_reduction): Likewise. Also pass loop_info to
11042 vect_is_simple_reduction instead of loop.
11043 (vect_init_vector): Call nested_in_vect_loop_p.
11044 (get_initial_def_for_reduction): Likewise.
11045 (vect_create_epilog_for_reduction): Likewise.
11046 (vect_init_vector): Check which loop to work with, in case there's an
11048 (get_initial_def_for_inducion): Extend to handle outer-loop
11049 vectorization. Fix indentation.
11050 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
11051 In the case vect_induction_def get the vector def from the induction
11052 phi node, instead of calling get_initial_def_for_inducion.
11053 (get_initial_def_for_reduction): Extend to handle outer-loop
11055 (vect_create_epilog_for_reduction): Extend to handle outer-loop
11057 (vect_transform_loop): Change assert to just skip this case. Add a
11059 (vect_finish_stmt_generation): Add a couple asserts.
11061 (vect_estimate_min_profitable_iters): Multiply
11062 cost of inner-loop stmts (in outer-loop vectorization) by estimated
11064 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
11065 this is an inner-loop reduction in outer-loop vectorization.
11067 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
11068 Same code as what used to be vect_analyze_scalar_cycles, only with
11069 additional argument loop, and loop_info passed to
11070 vect_is_simple_reduction instead of loop.
11071 (vect_analyze_scalar_cycles): Code factored out into
11072 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
11073 Updated documentation.
11074 (analyze_operations): Check for inner-loop loop-closed exit-phis during
11075 outer-loop vectorization that are live or not used in the outerloop,
11076 cause this requires special handling.
11077 (vect_enhance_data_refs_alignment): Don't consider versioning for
11079 (vect_analyze_data_refs): Check that there are no datarefs in the
11081 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
11082 and vect_used_in_outer_by_reduction cases.
11083 (process_use): Also consider the case of outer-loop stmt defining an
11084 inner-loop stmt and vice versa.
11085 (vect_analyze_loop_1): New function.
11086 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
11087 loops. Call vect_analyze_loop_1.
11088 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
11089 been vectorized. Call destroy_loop_vec_info with additional argument.
11091 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
11092 in the inner-loop when doing outer-loop vectorization. Add
11093 documentation and printout.
11094 (vect_recog_dot_prod_pattern): Likewise. Also add check for
11095 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
11097 2007-08-18 Andrew Pinski <pinskia@gmail.com>
11099 * tree-affine.h (print_aff): New prototype.
11100 (debug_aff): Likewise.
11101 * tree-affine.c (print_aff): New function.
11102 (debug_aff): Likewise.
11104 2007-08-18 Paul Brook <paul@codesourcery.com>
11105 Joseph Myers <joseph@codesourcery.com>
11107 * common.opt (-fdebug-prefix-map=): New option.
11108 * opts.c: Include debug.h.
11109 (common_handle_option): Handle -fdebug-prefix-map.
11110 * final.c: Include ggc.h.
11111 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
11112 remap_debug_filename): New.
11113 * Makefile.in (final.o, opts.o): Update dependencies.
11114 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
11115 * configure.ac: Check for assembler --debug-prefix-map support.
11116 * configure, config.in: Regenerate.
11117 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
11118 (ASM_DEBUG_SPEC): Include ASM_MAP.
11119 * doc/install.texi (--with-debug-prefix-map): Document.
11120 * doc/invoke.texi (-fdebug-prefix-map): Document.
11121 * dbxout.c (dbxout_init, dbxout_start_source_file,
11122 dbxout_source_file): Call remap_debug_filename.
11123 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
11124 dwarf2out_start_source_file, dwarf2out_finish): Call
11125 remap_debug_filename.
11126 (file_table_relative_p): Do not check d->emitted_number.
11127 * toplev.c (output_file_directive): Call remap_debug_filename.
11128 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
11129 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
11131 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11133 * loop-invariant.c (find_invariants_to_move): Add missing macro
11136 2007-08-17 Tom Tromey <tromey@redhat.com>
11138 * tree.h (struct tree_label_decl): Removed old "java" fields.
11140 2007-08-17 Richard Sandiford <richard@codesourcery.com>
11141 Nigel Stephens <nigel@mips.com>
11143 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
11144 Treat -mno-data-in-code and -mcode-xonly as aliases for
11145 -mcode-readable=no and -mcode-readable=pcrel respectively.
11146 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
11147 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
11148 (MULTILIB_DIRNAMES): Update accordingly.
11150 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
11152 * Makefile.in (version.o): Depend on $(REVISION) only if
11153 REVISION_s is defined.
11155 2007-08-17 Sa Liu <saliu@de.ibm.com>
11156 Ulrich Weigand <uweigand@de.ibm.com>
11158 PR middle-end/32970
11159 * tree.c (reconstruct_complex_type): For a pointer to a vector,
11160 use build_qualified_type to retain qualifiers of the base type.
11162 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
11164 * config/score/score.md : Update pattern tablejump.
11165 * config/score/score.c : Update score_initialize_trampoline
11167 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
11168 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
11169 * doc/contrib.texi: Add my entry.
11171 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
11173 * Makefile.in (REVISION): New.
11176 (version.o): Also depend on $(REVISION). Add
11177 -DREVISION=$(REVISION_s).
11179 * version.c (version_string): Add REVISION.
11181 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
11183 * tree-eh.c (lower_try_finally_onedest): Reset the locus
11184 of GOTO that's relocated to a different block.
11186 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11188 * c-common.c (const_strip_array_types): New.
11189 * c-common.h (lang_missing_noreturn_ok_p): Delete.
11190 (const_strip_array_types): New.
11191 * c-objc-common.c (c_disregard_inline_limits,
11192 c_warn_unused_global_decl): Constify.
11193 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
11194 c_vla_type_p, c_incomplete_type_error): Likewise.
11195 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
11196 * hooks.c (hook_bool_const_tree_false): New.
11197 * hooks.h (hook_bool_const_tree_false): Likewise.
11198 * langhooks-def.h (lhd_warn_unused_global_decl,
11199 lhd_incomplete_type_error, lhd_expr_size,
11200 lhd_tree_inlining_disregard_inline_limits,
11201 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
11202 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
11203 * langhooks.c (lhd_warn_unused_global_decl,
11204 lhd_incomplete_type_error,
11205 lhd_tree_inlining_disregard_inline_limits,
11206 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
11207 lhd_expr_size): Likewise.
11208 * langhooks.h (lang_hooks_for_tree_inlining,
11209 lang_hooks_for_tree_dump, lang_hooks_for_types,
11210 lang_hooks_for_decls, lang_hooks): Likewise.
11211 * pointer-set.c (pointer_set_t, pointer_set_create,
11212 pointer_set_contains, insert_aux, pointer_set_insert,
11213 pointer_set_traverse, pointer_map_t, pointer_map_create,
11214 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
11216 * pointer-set.h (pointer_set_contains, pointer_set_insert,
11217 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
11218 pointer_map_traverse): Likewise.
11219 * predict.c (assert_is_empty): Likewise.
11220 * tree-affine.c (free_name_expansion): Likewise.
11221 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
11222 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
11223 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
11225 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
11227 * tree-vectorizer.c (new_loop_vec_info): Initialize new
11229 (destroy_loop_vec_info): Add call to VEC_free.
11230 * tree-vectorizer.h (may_alias_ddrs): Define.
11231 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
11232 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
11233 Change reporting to dump.
11234 (vect_is_duplicate_ddr): New.
11235 (vect_mark_for_runtime_alias_test): New.
11236 (vect_analyze_data_ref_dependences) Add call to
11237 vect_mark_for_runtime_alias_test.
11238 (vect_enhance_data_refs_alignment): Define local variable
11239 vect_versioning_for_alias_required, don't perform
11240 peeling for alignment if versioning for alias is
11242 (vect_enhance_data_refs_alignment): Use
11243 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
11244 PARAM_VECT_MAX_VERSION_CHECKS.
11245 * tree-vect-transform.c
11246 (vect_create_cond_for_alias_checks): New.
11247 (vect_transform_loop): Add call to
11248 vect_create_cond_for_alias_checks.
11249 (vect_vfa_segment_size): New.
11250 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
11252 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
11254 (vect-max-version-for-alignment-checks): Document.
11255 (vect-max-version-for-alias-checks): Document.
11256 (vect-max-version-checks): Remove.
11258 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
11260 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
11261 the same line as the instruction for all asm dialects.
11262 (*rep_movsi): Ditto.
11263 (*rep_movsi_rex64): Ditto.
11264 (*rep_movqi): Ditto.
11265 (*rep_movqi_rex64): Ditto.
11266 (*rep_stosdi_rex64): Ditto.
11267 (*rep_stossi): Ditto.
11268 (*rep_stossi_rex64): Ditto.
11269 (*rep_stosqi): Ditto.
11270 (*rep_stosqi_rex64): Ditto.
11271 (*cmpstrnqi_nz_1): Ditto.
11272 (*cmpstrnqi_nz_rex_1): Ditto.
11273 (*cmpstrnqi_1): Ditto.
11274 (*cmpstrnqi_rex_1): Ditto.
11275 (*strlenqi_1): Ditto.
11276 (*strlenqi_rex_1): Ditto.
11277 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
11278 prefix on the same line as the instruction for all asm dialects.
11279 (sync_double_compare_and_swap<mode>): Ditto.
11280 (*sync_double_compare_and_swapdi_pic): Ditto.
11281 (*sync_compare_and_swap_cc<mode>): Ditto.
11282 (sync_double_compare_and_swap_cc<mode>): Ditto.
11283 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
11284 (sync_old_add<mode>): Ditto.
11285 (sync_add<mode>): Ditto.
11286 (sync_sub<mode>): Ditto.
11287 (sync_ior<mode>): Ditto.
11288 (sync_and<mode>): Ditto.
11289 (sync_xor<mode>): Ditto.
11291 2007-08-16 Richard Sandiford <richard@codesourcery.com>
11293 PR middle-end/32897
11294 * reload.c (find_reloads): Check that the memory returned by
11295 find_reloads_toplev was not the result of forcing a constant
11297 (find_reloads_toplev): Always use simplify_gen_subreg to get
11298 the subreg of a constant. If the result is also a constant,
11299 but not a legitimate one, force it into the constant pool
11300 and reload its address.
11302 2007-08-15 David Edelsohn <edelsohn@gnu.org>
11304 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
11307 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
11309 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
11310 directive for the current vector ABI.
11312 2007-08-15 Steve Ellcey <sje@cup.hp.com>
11315 * caller-save.c (reg_save_code): Set invalide status on restore code.
11317 2007-08-15 Diego Novillo <dnovillo@google.com>
11319 * tree-ssa-alias.c (compute_memory_partitions): Use
11320 alias_bitmap_obstack to allocate bitmaps.
11321 (reset_alias_info): Factor out of init_alias_info.
11322 Mark all name tags not associated to an SSA name for renaming.
11323 (init_alias_info): Call it.
11324 (create_name_tags): Tidy. Add comments.
11325 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
11327 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
11329 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
11330 scheduler dependencies.
11332 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
11334 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
11335 "register_operand".
11336 (*iorsi_1_zext): Likewise.
11337 (*iorsi_1_zext_imm): Likewise.
11338 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
11339 with "rm"/"xm" constraint.
11340 (sse2_vmsqrtv2df2): Likewise.
11342 2007-08-15 Jakub Jelinek <jakub@redhat.com>
11344 PR middle-end/33074
11345 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
11348 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
11350 * tree-pass.h (PROP_pta): Removed.
11351 (TODO_rebuild_alias): New.
11352 (pass_may_alias): Removed.
11353 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
11354 aliasing if we changed something.
11355 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
11357 (pass_may_alias): Removed.
11358 (create_structure_vars): Return TODO_rebuild_alias.
11359 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
11360 * tree-sra.c (tree_sra): Only rebuild aliasing if something
11362 (tree_sra_early): We never affect aliasing right now.
11363 * tree-flow.h (compute_may_aliases): New prototype.
11364 * passes.c: Remove pass_may_alias from the passes.
11365 (execute_function_todo): Support TODO_rebuild_alias.
11367 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
11369 * config/i386/i386.c (legitimize_address): Move dllimported variable
11370 check infront of legitimizing pic address of CONST symbols.
11372 2007-08-14 Steve Ellcey <sje@cup.hp.com>
11374 PR tree-optimization/32941
11375 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
11376 (goto_queue_cmp): Remove.
11377 (find_goto_replacement): Change search method.
11378 (maybe_record_in_goto_queue): Add assert.
11379 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
11380 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
11382 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11384 * alias.c (component_uses_parent_alias_set): Constify.
11385 * alias.h (component_uses_parent_alias_set): Likewise.
11386 * cfgrtl.c (print_rtl_with_bb): Likewise.
11387 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
11388 mpz_get_double_int): Likewise.
11389 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
11390 mpz_get_double_int): Likewise.
11391 * expr.c (is_aligning_offset, undefined_operand_subword_p,
11392 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
11394 * expr.h (safe_from_p): Likewise.
11395 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
11397 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
11398 zero_sized_type, goa_lhs_expr_p): Likewise.
11399 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
11400 * rtl.h (print_rtl_with_bb): Likewise.
11401 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
11402 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
11403 * tree-flow-inline.h (bb_stmt_list): Constify.
11404 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
11406 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
11407 const_first_stmt, const_last_stmt): New.
11408 (block_may_fallthru, empty_block_p): Constify.
11409 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
11410 EXPR_ONLY_BODY): New.
11411 (expr_first, expr_last, expr_only): Use macro for body.
11412 (const_expr_first, const_expr_last, const_expr_only): New.
11413 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
11414 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
11415 ctsi_prev, ctsi_stmt): New.
11416 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
11417 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
11418 * tree-ssa-loop-niter.c (loop_only_exit_p,
11419 derive_constant_upper_bound): Likewise.
11420 * tree-ssa-phiopt.c (empty_block_p): Likewise.
11421 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
11422 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
11423 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
11424 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
11425 * tree.c (get_type_static_bounds): Likewise.
11426 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
11427 (get_type_static_bounds): Constify.
11429 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
11432 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
11433 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
11434 (*<addsub><mode>3_cc_overflow): New.
11435 (*add<mode>3_cconly_overflow): New.
11436 (*sub<mode>3_cconly_overflow): New.
11437 (*<addsub>si3_zext_cc_overflow): New.
11438 * config/i386/predicates.md (fcmov_comparison_operator): Accept
11439 CCCmode for LTU, GTU, LEU and GEU.
11440 (ix86_comparison_operator): Likewise.
11441 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
11442 * config/i386/i386.c (put_condition_code): Support CCCmode.
11443 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
11444 or MINUS expressions.
11446 2007-08-14 Andrew Pinski <pinskia@gmail.com>
11449 * c-typeck.c (build_binary_op): Disallow vector float types with
11450 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
11452 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
11454 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
11455 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
11456 (dep_def): New typedef.
11457 (init_dep_1, sd_debug_dep): Declare functions.
11458 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
11459 (debug_dep_links): Remove.
11460 (struct _deps_list): New field 'n_links'.
11461 (DEPS_LIST_N_LINKS): New macro.
11462 (FOR_EACH_DEP_LINK): Remove.
11463 (create_deps_list, free_deps_list, delete_deps_list): Remove
11465 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
11466 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11467 (copy_deps_list_change_con, move_dep_link): Ditto.
11468 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
11469 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
11471 (INSN_BACK_DEPS): Remove.
11472 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
11474 (INSN_DEP_COUNT): Remove.
11475 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
11476 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
11477 Declare global variables.
11478 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
11479 (add_forw_dep, compute_forward_dependences): Remove declarations.
11480 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
11481 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11482 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
11484 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
11486 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
11487 (sd_list_types_def): New typedef.
11488 (sd_next_list): Declare function.
11489 (struct _sd_iterator): New type.
11490 (sd_iterator_def): New typedef.
11491 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
11493 (FOR_EACH_DEP): New cycle wrapper.
11494 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
11496 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
11497 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
11500 * sched-deps.c (init_dep_1): Make global.
11501 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
11503 (dump_dep): New static function.
11504 (dump_dep_flags): New static variable.
11505 (sd_debug_dep): New function.
11506 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
11508 (move_dep_link): Use remove_from_deps_list (), instead of
11509 detach_dep_link ().
11510 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
11511 (dep_link_is_detached_p): New static function.
11512 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
11514 (dn_pool, dl_pool): New alloc_pools.
11515 (dn_pool_diff, dl_pool_diff): New static variables.
11516 (create_dep_node, delete_dep_node): New static function.
11517 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
11518 (deps_list_empty_p): Make it static. Use 'n_links' field.
11519 (deps_pools_are_empty_p): New static function.
11520 (alloc_deps_list, delete_deps_list): Remove.
11521 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
11522 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11523 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
11524 (forward_dependency_cache): Remove.
11525 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
11526 'back' from the names. Change signature to use dep_t instead of
11528 (add_back_dep): Ditto. Make global.
11529 (check_dep_status): Rename to check_dep ().
11530 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
11532 (sd_finish_insn): Ditto.
11533 (sd_find_dep_between_no_cache): New static function.
11534 (sd_find_dep_between): New function.
11535 (ask_dependency_caches, set_dependency_caches): New static functions.
11536 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
11537 (add_or_update_dep_1): Separate pieces of functionality into
11538 ask_dependency_caches (), update_dependency_caches (),
11539 change_spec_dep_to_hard (), update_dep ().
11540 (get_back_and_forw_lists): New static function.
11541 (sd_add_dep): Separate setting of dependency caches into
11542 set_dependency_caches ().
11543 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
11545 (sd_delete_dep): Ditto.
11546 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
11547 (dump_lists): New static function.
11548 (sd_debug_lists): New debug function.
11549 (delete_all_dependences, fixup_sched_groups): Update to use
11550 sd_* infrastructure.
11551 (sched_analyze_2): Create data-speculative dependency only if
11552 data-speculation is enabled.
11553 (sched_analyze_insn): If insn cannot be speculative, make all its
11554 dependencies non-speculative.
11555 (sched_analyze): Use sd_init_insn ().
11556 (add_forw_dep, compute_forward_dependencies): Remove.
11557 (delete_dep_nodes_in_back_deps): New static function.
11558 (sched_free_deps): New function.
11559 (init_dependency_caches): Init alloc_pools.
11560 (extend_depedency_caches): Update after removing of
11561 forward_dependency_cache.
11562 (free_dependency_caches): Ditto. Free alloc_pools.
11563 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
11564 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
11566 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11567 (add_dependence): Use init_dep ().
11568 (get_dep_weak_1): New static function.
11569 (get_dep_weak): Move logic to get_dep_weak_1 ().
11570 (dump_ds): New static function moved from haifa-sched.c:
11571 debug_spec_status ().
11572 (debug_ds): New debug function.
11573 (check_dep_status): Rename to check_dep (). Update to check whole
11576 * haifa-sched.c (spec_info): Make global.
11577 (added_recovery_block_p): Rename to
11578 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
11579 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
11580 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
11581 to use new interfaces.
11582 (ok_for_early_queue_removal): Ditto.
11583 (schedule_block): Initialize logical uids of insns emitted by the
11585 (sched_init): Initialize new variable.
11586 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
11588 (extend_global): Initialize insn data.
11589 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
11590 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
11592 (add_to_speculative_block): Update to use new interfaces.
11593 (create_recovery_block): Set new variables.
11594 (create_check_block_twin, fix_recovery_deps): Update to use new
11596 (sched_insn_is_legitimate_for_speculation_p): New function.
11597 (speculate_insn): Move checking logic to
11598 sched_insn_is_legitimate_for_speculation_p ().
11599 (sched_remove_insn): Finalize sched-deps information of instruction.
11600 (clear_priorities, add_jump_dependencies): Update to use new
11602 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
11604 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
11605 to use new interfaces.
11606 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
11607 (new_ready): Try to use control speculation only if it is available.
11608 (add_branch_dependences): Update to use new interfaces.
11609 (compute_block_backward_dependences): Rename to
11610 compute_block_dependences (). Call
11611 targetm.sched.dependencies_evaluation_hook ().
11612 (free_block_dependencies): New static function.
11613 (debug_dependencies): Update to use new interfaces.
11614 (schedule_region): Remove separate computation of forward dependencies.
11615 Move call of targetm.sched.dependencies_evaluation_hook () to
11616 compute_block_dependences (). Free dependencies at the end of
11617 scheduling the region.
11619 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
11621 (add_deps_for_risky_insns): Ditto.
11622 (schedule_ebb): Remove separate computation of forward dependencies.
11623 Free dependencies at the end of scheduling the ebb.
11625 * ddg.c (create_ddg_dependence): Update to use new interfaces.
11626 (build_intra_loop_deps): Ditto. Remove separate computation of
11627 forward dependencies. Free sched-deps dependencies.
11629 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
11630 to use new interfaces.
11631 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
11633 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
11635 (is_costly_group): Ditto.
11637 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11639 * alias.c (rtx_equal_for_memref_p): Constify.
11640 * basic-block.h (const_edge, const_basic_block): New.
11641 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
11642 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
11643 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
11644 probably_never_executed_bb_p, edge_probability_reliable_p,
11645 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
11646 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
11648 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
11649 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
11651 * cfganal.c (flow_active_insn_p, forwarder_block_p,
11652 flow_nodes_print, dfs_enumerate_from): Likewise.
11653 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
11654 control_flow_insn_p, count_basic_blocks): Likewise.
11655 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
11656 get_loop_body_with_size, loop_exit_edge_p): Likewise.
11657 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
11658 average_num_loop_insns, loop_exit_edge_p,
11659 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
11660 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
11661 average_num_loop_insns, seq_cost): Likewise.
11662 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
11663 * dominance.c (dominated_by_p): Likewise.
11664 * emit-rtl.c (validate_subreg): Likewise.
11665 * except.c (can_throw_internal, can_throw_external): Likewise.
11666 * except.h (can_throw_internal, can_throw_external): Likewise.
11667 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
11668 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
11669 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
11670 simple_mem, store_ops_ok, load_kills_store, find_loads,
11671 store_killed_in_insn, store_killed_after, store_killed_before,
11672 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
11674 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
11675 noce_mem_write_may_trap_or_fault_p): Likewise.
11676 * pointer-set.c (pointer_set_contains, pointer_map_contains):
11678 * pointer-set.h (pointer_set_contains, pointer_map_contains):
11680 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
11681 probably_cold_bb_p, probably_never_executed_bb_p,
11682 edge_probability_reliable_p, br_prob_note_reliable_p,
11683 can_predict_insn_p): Likewise.
11684 * regclass.c (reg_set_to_hard_reg_set): Likewise.
11685 * resource.c (return_insn_p): Likewise.
11686 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
11688 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
11689 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
11690 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
11691 verify_gimple_modify_stmt): Likewise.
11692 * tree-chrec.c (is_not_constant_evolution,
11693 is_multivariate_chrec_rec, is_multivariate_chrec,
11694 chrec_contains_symbols, chrec_contains_undetermined,
11695 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
11696 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
11697 eq_evolutions_p, scev_direction): Likewise.
11698 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
11699 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
11700 chrec_contains_symbols_defined_in_loop,
11701 chrec_contains_undetermined, tree_contains_chrecs,
11702 evolution_function_is_affine_multivariate_p,
11703 evolution_function_is_univariate_p, chrec_zerop,
11704 evolution_function_is_constant_p, evolution_function_is_affine_p,
11705 evolution_function_is_affine_or_constant_p,
11706 tree_does_not_contain_chrecs, chrec_type): Likewise.
11707 * tree-data-ref.c (tree_fold_divides_p,
11708 object_address_invariant_in_loop_p, dr_may_alias_p,
11709 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
11710 same_access_functions, constant_access_functions,
11711 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
11713 * tree-flow.h (scev_direction): Likewise.
11714 * tree-gimple.c (is_gimple_stmt): Likewise.
11715 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
11717 * tree-pretty-print.c (op_prio): Likewise.
11718 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
11719 analyzable_condition, backedge_phi_arg_p): Likewise.
11720 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
11721 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
11722 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
11725 2007-08-13 Dan Hipschman <dsh@google.com>
11728 * c-format.c (check_format_arg): Move check for zero-length
11729 format strings below the check for unterminated strings.
11731 2007-08-13 Andrew Pinski <pinskia@gmail.com>
11734 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
11737 2007-08-13 Nick Clifton <nickc@redhat.com>
11739 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
11741 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11744 * c-format.c (gcc_gfc_length_specs): New array.
11745 (gcc_gfc_char_table): Add unsigned specifier, and references to
11746 the l length modifier.
11747 (format_types_orig): Use the new gcc_gfc_length_specs.
11749 2007-08-12 Sa Liu <saliu@de.ibm.com>
11751 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
11752 and with REG_RETVAL note after split.
11754 2007-08-11 David Daney <ddaney@avtrex.com>
11756 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
11757 as ATTRIBUTE_UNUSED.
11759 2007-08-11 David Edelsohn <edelsohn@gnu.org>
11760 Segher Boessenkool <segher@kernel.crashing.org>
11762 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
11763 HAVE_LOCAL_CPU_DETECT not defined.
11765 2007-08-11 Jan Hubicka <jh@suse.cz>
11767 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
11768 (cgraph_process_new_functions): Honor previous value of
11769 disregard_inline_limits.
11770 * ipa-inline.c (compute_inline_parameters): Likewise.
11772 2007-08-11 Ian Lance Taylor <iant@google.com>
11774 * alias.h (alias_set_type): Define new type.
11775 (ALIAS_SET_MEMORY_BARRIER): Use it.
11776 * rtl.h: Include alias.h.
11777 (struct mem_attrs): Use alias_set_type.
11778 * tree.h: Include alias.h
11779 (struct tree_type): Use alias_set_type.
11780 (struct tree_struct_field_tag): Likewise.
11781 (struct tree_decl_common): Likewise.
11782 * alias.c (struct alias_set_entry): Use alias_set_type.
11783 (get_alias_set_entry, alias_set_subset_of): Likewise.
11784 (alias_sets_conflict_p): Likewise.
11785 (alias_sets_must_conflict_p): Likewise.
11786 (objects_must_conflict_p): Likewise.
11787 (get_alias_set, new_alias_set): Likewise.
11788 (record_alias_subset, record_component_aliases): Likewise.
11789 (varargs_set, frame_set): Change to alias_set_type.
11790 (get_varargs_alias_set): Use alias_set_type.
11791 (get_frame_alias_set): Likewise.
11792 * builtins.c (setjmp_alias_set): Change to alias_set_type.
11793 * dse.c (struct store_info): Use alias_set_type.
11794 (struct read_info, struct clear_alias_mode_holder): Likewise.
11795 (clear_alias_set_lookup, canon_address): Likewise.
11796 (record_store, check_mem_read_rtx): Likewise.
11797 (dse_record_singleton_alias_set): Likewise.
11798 (dse_invalidate_singleton_alias_set): Likewise.
11799 * emit-rtl.c (get_mem_attrs): Likewise.
11800 (set_mem_attributes_minus_bitpos): Likewise.
11801 (set_mem_alias_set): Likewise.
11802 * expr.c (store_constructor_field, store_field): Likewise.
11803 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
11804 * langhooks.c (lhd_get_alias_set): Likewise.
11805 * langhooks-def.h (lhd_get_alias_set): Likewise.
11806 * reload1.c (alter_reg): Likewise.
11807 * tree-flow.h (struct fieldoff): Likewise.
11808 * tree-ssa-alias.c (struct alias_map_d): Likewise.
11809 (may_alias_p, get_smt_for, create_sft): Likewise.
11810 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
11811 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
11812 (merge_smts_into): Likewise.
11813 * varasm.c (const_alias_set): Likewise.
11814 * c-common.c (strict_aliasing_warning): Likewise.
11815 (c_common_get_alias_set): Likewise.
11816 * dse.h (dse_record_singleton_alias_set): Update declaration.
11817 (dse_invalidate_singleton_alias_set): Likewise.
11818 * emit-rtl.h (set_mem_alias_set): Likewise.
11819 * c-common.h (c_common_get_alias_set): Likewise.
11820 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
11821 * print-tree.c (print_node): Likewise.
11822 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
11824 (alpha_setup_incoming_varargs): Use alias_set_type.
11825 * config/i386/i386.c (setup_incoming_varargs_64): Use
11827 (setup_incoming_varargs_ms_64): Likewise.
11828 (ix86_GOT_alias_set): Likewise.
11829 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11830 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
11831 (set): Change to alias_set_type.
11832 (get_TOC_alias_set): Use alias_set_type.
11833 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
11835 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
11836 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
11838 (struct_value_alias_set): Likewise.
11839 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
11841 2007-08-11 Richard Sandiford <richard@codesourcery.com>
11843 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
11844 * config/vxworks.h (TARGET_VXWORKS): Override.
11845 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
11846 "mips" if TARGET_VXWORKS.
11848 2007-08-11 Richard Sandiford <richard@codesourcery.com>
11850 * calls.c (avoid_likely_spilled_reg): New function.
11851 (expand_call): Use it.
11853 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11855 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
11857 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
11859 * config/mips/predicates.md (const_call_insn_operand): Invoke
11860 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
11862 2007-08-10 David Edelsohn <edelsohn@gnu.org>
11865 * config/rs6000/driver-rs6000.c: Include link.h.
11866 Use ElfW instead of wordsize-specif typedef.
11868 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11870 * system.h (CONST_CAST): New.
11871 * c-decl.c (c_make_fname_decl): Use it.
11872 * c-lex.c (cb_ident, lex_string): Likewise.
11873 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11874 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
11875 give_switch, set_multilib_dir): Likewise.
11876 * gengtype-parse.c (string_seq, typedef_name): Likewise.
11877 * passes.c (execute_one_pass): Likewise.
11878 * prefix.c (update_path): Likewise.
11879 * pretty-print.c (pp_base_destroy_prefix): Likewise.
11880 * tree.c (build_string): Likewise.
11882 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
11884 * tree-flow-inline.h (is_exec_stmt): Remove.
11885 (is_label_stmt): Remove.
11886 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
11889 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
11891 * lower-subreg.c (resolve_shift_zext): Don't adjust
11892 src_reg_num for wordmode operands.
11894 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
11895 David Ung <davidu@mips.com>
11897 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
11898 (TARGET_SCHED_REORDER2): Define.
11899 (mips_maybe_swap_ready): New.
11900 (mips_last_74k_agen_insn): New.
11901 (mips_74k_agen_init): New.
11902 (mips_74k_agen_reorder): New function to group loads and stores
11903 in the ready queue.
11904 (mips_sched_init): New.
11905 (mips_sched_reorder): Don't do initialization here. Call
11906 mips_74k_agen_reorder.
11907 (mips_variable_issue): Call mips_74k_agen_init.
11909 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
11911 * tree-flow-inline.h (get_filename): Remove.
11913 2007-08-10 Richard Sandiford <richard@codesourcery.com>
11915 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
11917 (mips_fetch_insns): Delete in favor of...
11918 (mips_load_store_insns): ...this new function.
11919 * config/mips/mips.c (mips_address_insns): Add a boolean argument
11920 to say whether multiword moves _might_ be split.
11921 (mips_fetch_insns): Delete in favor of...
11922 (mips_load_store_insns): ...this new function.
11923 (mips_rtx_costs): Update the call to mips_address_insns.
11924 (mips_address_cost): Likewise.
11925 * config/mips/mips.md (length): Use mips_load_store_insns instead
11926 of mips_fetch_insns.
11927 * config/mips/constraints.md (R): Use mips_address_insns rather
11928 than mips_fetch_insns. Assume that the move never needs to be split.
11930 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
11932 * config/mips/mips.opt (mhard-float, msoft-float): Make these
11933 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
11934 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
11935 * config/mips/mips.h (mips16_hard_float): Delete.
11936 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
11937 definitions, and replace with....
11938 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
11939 * config/mips/mips.c (mips16_hard_float): Delete. Replace
11940 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
11941 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
11942 (override_options): Replace MASK_SOFT_FLOAT references with
11943 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
11944 and mips16_hard_float when TARGET_MIPS16.
11946 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11949 * c-typeck.c (build_binary_op): Check for non pointer types before
11950 calling int_fits_type_p.
11952 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11954 PR middle-end/32813
11955 * fold-const.c (omit_one_operand): Return only the ommitted expression
11956 if the result is an empty statement.
11957 (pedantic_omit_one_operand): Likewise.
11959 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
11961 * c-typeck.c (readonly_error): Improve error for assignment.
11963 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
11965 (pp_c_expression): Ditto.
11967 2007-08-09 Simon Baldwin <simonb@google.com>
11969 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
11970 break that was preventing simplify_associative_operation() for xor.
11972 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
11973 Nigel Stephens <nigel@mips.com>
11975 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
11976 Document change in interpretation of value from boolean to
11978 * optabs.c (expand_ffs, expand_ctz): New functions to compute
11979 ffs and ctz using clz.
11980 (expand_unop): Call them.
11981 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
11983 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
11984 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
11985 enable the new ffs expansion on this target.
11987 2007-08-09 Jan Hubicka <jh@suse.cz>
11989 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
11990 (expand_ternary_op): Likewise.
11991 (expand_vec_shift_expr): Likewise.
11992 (expand_binop_directly): Likewise.
11993 (expand_binop): Likewise.
11994 (sign_expand_binop): Likewise.
11995 (expand_twoval_unop): Likewise.
11996 (expand_twoval_binop): Likewise.
11997 (expand_twoval_binop_libfunc): Likewise.
11998 (widen_clz): Likewise.
11999 (widen_bswap): Likewise.
12000 (expand_parity): Likewise.
12001 (expand_unop): Likewise.
12002 (expand_abs_nojump): Likewise.
12003 (expand_copysign): Likewise.
12004 (emit_no_conflict_block): Likewise.
12005 (emit_libcall_block): Likewise.
12006 (can_compare_p): Likewise.
12007 (prepare_cmp_insn): Likewise.
12008 (emit_cmp_and_jump_insn_1): Likewise.
12009 (prepare_float_lib_cmp): Likewise.
12010 (emit_conditional_add): Likewise.
12011 (gen_add2_insn): Likewise.
12012 (have_add2_insn): Likewise.
12013 (gen_sub2_insn): Likewise.
12014 (have_sub2_insn): Likewise.
12015 (can_extend_p): Likewise.
12016 (can_fix_p): Likewise.
12017 (can_float_p): Likewise.
12018 (expand_float): Likewise.
12019 (expand_fix): Likewise.
12020 (expand_sfix_optab): Likewise.
12021 (new_optab): Likewise.
12022 (new_convert_optab): Likewise.
12023 (init_libfuncs): Likewise.
12024 (init_interclass_conv_libfuncs): Likewise.
12025 (init_intraclass_conv_libfuncs): Likewise.
12026 (set_conv_libfunc): Likewise.
12027 (init_optabs): Likewise.
12028 (debug_optab_libfuncs): Likewise.
12029 (gen_cond_trap): Likewise.
12030 * optabs.h (optab_handler, convert_optab_hanlder): New.
12031 * genopinit.c: Update optabs generation table.
12032 * reload.c (find_reloads_address_1): Use optabs accestors.
12033 * builtins.c (expand_builtin_mathfn): Likewise.
12034 (expand_builtin_mathfn_2): Likewise.
12035 (expand_builtin_mathfn_3): Likewise.
12036 (expand_builtin_interclass_mathfn): Likewise.
12037 (expand_builtin_sincos): Likewise.
12038 (expand_builtin_cexpi): Likewise.
12039 (expand_builtin_powi): Likewise.
12040 (expand_builtin_strlen): Likewise.
12041 * dojump.c (do_jump): Likewise.
12042 * expr.c (convert_move): Likewise.
12043 (move_by_pieces): Likewise.
12044 (move_by_pieces_ninsns): Likewise.
12045 (can_store_by_pieces): Likewise.
12046 (store_by_pieces_1): Likewise.
12047 (emit_move_via_integer): Likewise.
12048 (emit_move_complex): Likewise.
12049 (emit_move_ccmode): Likewise.
12050 (emit_move_insn_1): Likewise.
12051 (emit_single_push_insn): Likewise.
12052 (store_constructor): Likewise.
12053 (expand_expr_real_1): Likewise.
12054 (do_store_flag): Likewise.
12055 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
12056 (enumerate_modes): Likewise.
12057 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
12058 (supportable_widening_operation): Likewise.
12059 (supportable_narrowing_operation): Likewise.
12060 * expmed.c (store_bit_field_1): Likewise.
12061 (extract_bit_field_1): Likewise.
12062 (expand_mult_highpart_optab): Likewise.
12063 (expand_smod_pow2): Likewise.
12064 (expand_divmod): Likewise.
12065 (emit_store_flag): Likewise.
12066 * tree-vect-patterns.c
12067 (vect_pattern_recog_1): Likewise.
12068 * tree-ssa-loop-prefetch.c
12069 (nontemporal_store_p): Likewise.
12070 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
12071 (vect_create_epilog_for_reduction): Likewise.
12072 (vectorizable_reduction): Likewise.
12073 (vectorizable_operation): Likewise.
12074 (vect_strided_store_supported): Likewise.
12075 (vectorizable_store): Likewise.
12076 (vect_strided_load_supported): Likewise.
12077 (vectorizable_load): Likewise.
12078 * combine.c (simplify_comparison): Likewise.
12079 * tree-vect-generic.c
12080 (type_for_widest_vector_mode): Likewise.
12081 (expand_vector_operations_1): Likewise.
12082 * config/spu/spu.c (spu_expand_mov): Likewise.
12083 (spu_emit_vector_compare): Likewise.
12084 * config/rs6000/rs6000.c
12085 (rs6000_emit_vector_compare): Likewise.
12086 * stmt.c (add_case_node): Likewise.
12087 * reload1.c (gen_reload):
12089 2007-08-09 Michael Matz <matz@suse.de>
12091 * tree.h (fixed_zerop): Declare as taking a const_tree.
12092 * tree.c (fixed_zerop): Take a const_tree.
12094 2007-08-09 Ira Rosen <irar@il.ibm.com>
12096 * tree-vect-transform.c (vectorizable_store): Remove call to
12097 copy_virtual_operands() and call mark_symbols_for_renaming() for
12098 the created vector store.
12099 (vect_setup_realignment): Don't call copy_virtual_operands() and
12100 update_vuses_to_preheader().
12101 (vectorizable_load): Don't call copy_virtual_operands().
12102 (update_vuses_to_preheader): Remove.
12104 2007-08-08 Chao-ying Fu <fu@mips.com>
12106 * tree.def (FIXED_POINT_TYPE): New type.
12107 (FIXED_CST): New constant.
12108 (FIXED_CONVERT_EXPR): New expr.
12109 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
12110 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
12111 * tree.h (struct tree_base): Add saturating_flag.
12112 Remove one bit of spare for saturating_flag.
12113 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
12114 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
12115 FIXED_POINT_TYPE_P): Define.
12116 (TYPE_SATURATING): Define.
12117 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
12118 (struct tree_fixed_cst): New.
12119 (TYPE_IBIT, TYPE_FBIT): Define.
12120 (tree_node): Add fixed_cst.
12121 (enum tree_index): Add new enumeration values of
12122 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
12123 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
12124 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
12125 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
12126 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
12127 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
12128 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
12129 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
12130 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
12131 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
12132 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
12133 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
12134 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
12135 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
12136 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
12137 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
12138 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
12139 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
12140 (sat_short_fract_type_node, sat_fract_type_node,
12141 sat_long_fract_type_node, sat_long_long_fract_type_node,
12142 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
12143 sat_unsigned_long_fract_type_node,
12144 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
12145 fract_type_node, long_fract_type_node, long_long_fract_type_node,
12146 unsigned_short_fract_type_node, unsigned_fract_type_node,
12147 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
12148 sat_short_accum_type_node, sat_accum_type_node,
12149 sat_long_accum_type_node, sat_long_long_accum_type_node,
12150 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
12151 sat_unsigned_long_accum_type_node,
12152 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
12153 accum_type_node, long_accum_type_node, long_long_accum_type_node,
12154 unsigned_short_accum_type_node, unsigned_accum_type_node,
12155 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
12156 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
12157 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
12158 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
12159 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
12160 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
12161 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
12162 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
12163 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
12164 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
12165 sat_uda_type_node, sat_uta_type_node): New macro.
12166 (make_fract_type, make_accum_type): Declare.
12167 (make_signed_fract_type, make_unsigned_fract_type,
12168 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
12169 make_signed_accum_type, make_unsigned_accum_type,
12170 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
12171 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
12172 make_or_reuse_sat_signed_fract_type,
12173 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
12174 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
12175 make_or_reuse_sat_unsigned_accum_type): New macro.
12176 (fixed_zerop): Declare.
12177 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
12178 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
12179 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
12180 LONG_LONG_ACCUM_TYPE_SIZE): Define.
12181 * treestruct.def: Add TS_FIXED_CST.
12182 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
12183 (tree.o): Likewise.
12184 (tree-dump.o): Likewise.
12185 (print-tree.o): Likewise.
12186 (tree-pretty-print.o): Likewise.
12187 (fold-const.o): Likewise.
12188 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
12189 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
12190 (is_gimple_min_invariant): Handle FIXED_CST.
12191 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
12192 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
12193 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12194 (layout_type): Handle FIXED_POINT_TYPE.
12195 (make_fract_type, make_accum_type): New functions.
12196 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
12197 * tree-dump.c (fixed-value.h): New include.
12198 (dump_fixed): New function.
12199 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
12200 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
12201 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
12202 * tree-pretty-print.c (fixed-value.h): New include.
12203 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
12204 FIXED_CONVERT_EXPR.
12205 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
12206 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
12207 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
12208 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
12209 for non-saturating fixed-point types.
12210 (reassociate_bb): Likewise.
12211 * emit-rtl.c (fixed-value.h): New include.
12212 (fconst0, fconst1): New array.
12213 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
12214 * tree-vect-generic.c expand_vector_operation): Support
12215 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
12216 MODE_VECTOR_UACCUM.
12217 (type_for_widest_vector_mode): Add one parameter for the
12219 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
12221 Pass the satp parameter to type_for_mode for fixed-point types.
12222 (expand_vector_operations_1): Pass the saturating flag to
12223 type_for_widest_vector_mode.
12224 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
12225 and MODE_VECTOR_UACCUM.
12226 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
12227 (vectorizable_condition): Likewise.
12228 * tree.c (fixed-value.h): New include.
12229 (tree_code_size): Support FIXED_CST.
12230 (build_fixed): New function.
12231 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
12232 (fixed_zerop): New function.
12233 (tree_node_structure): Support FIXED_CST.
12234 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
12235 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
12236 (type_hash_eq): Handle FIXED_POINT_TYPE.
12237 (simple_cst_equal): Support FIXED_CST.
12238 (iterative_hash_expr): Handle FIXED_CST.
12239 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
12240 (get_narrower): Likewise.
12241 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
12242 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
12243 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
12244 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
12246 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
12247 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12248 (initializer_zerop): Support FIXED_CST.
12249 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
12250 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
12251 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
12252 (is_base_type): Handle FIXED_POINT_TYPE.
12253 (add_type_attribute): Handle FIXED_POINT_TYPE.
12254 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
12255 * print-tree.c (fixed-value.h): New include.
12256 (print_node_brief): Support FIXED_CST.
12257 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
12258 * c-pretty-print.c (fixed-value.h): New include.
12259 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
12260 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
12261 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
12262 Support fixed-point types for inner items in VECTOR_TYPE.
12263 (pp_c_direct_declarator): Likewise.
12264 (pp_c_declarator): Likewise.
12265 (pp_c_fixed_constant): New function.
12266 (pp_c_constant): Handle FIXED_CST.
12267 (pp_c_primary_expression): Likewise.
12268 (pp_c_expression): Likewise.
12269 * fold-const.c (fixed-value.h): New include.
12270 (negate_expr_p): Return true for FIXED_CST.
12271 (fold_negate_expr): Support FIXED_CST.
12272 (split_tree): Support FIXED_CST.
12273 (const_binop): Support FIXED_CST.
12274 (fold_convert_const_int_from_fixed): New function to convert from
12276 (fold_convert_const_real_from_fixed): New function to convert from
12278 (fold_convert_const_fixed_from_fixed): New function to convert from
12279 fixed to another fixed.
12280 (fold_convert_const_fixed_from_int): New function to convert from
12282 (fold_convert_const_fixed_from_real): New function to convert from
12284 (fold_convert_const): Support conversions from fixed to int, from
12285 fixed to real, from fixed to fixed, from int to fixed, and from real
12287 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
12288 (operand_equal_p): Support FIXED_CST.
12289 (make_range): For fixed-point modes, we need to pass the
12290 saturating flag as the 2nd parameter.
12291 (tree_swap_operands_p): Handle FIXED_CST.
12292 (fold_plusminus_mult_expr): For fract modes, we cannot generate
12294 (fold_unary): Support FIXED_CONVERT_EXPR.
12295 (fold_binary): Handle FIXED_CST.
12296 Make sure the type is not saturating, before associating operations.
12297 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
12298 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
12299 (fold_negate_const): Support FIXED_CST.
12300 (fold_relational_const): Support FIXED_CST.
12301 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
12302 (gimplify_expr): Handle FIXED_CST.
12303 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
12304 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
12305 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
12306 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
12307 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
12308 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
12309 LONG_LONG_ACCUM_TYPE_SIZE.
12310 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
12311 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
12312 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
12313 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
12314 MODE_ACCUM, and MODE_UACCUM.
12315 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
12316 fixed-point types to disable reduction.
12317 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
12319 2007-08-08 David Edelsohn <edelsohn@gnu.org>
12321 * config/rs6000/x-rs6000: New file.
12322 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
12323 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
12324 (EXTRA_SPEC_FUNCTIONS): Define.
12325 (HAVE_LOCAL_CPU_DETECT): Define.
12326 (CC1_CPU_SPEC): Define.
12327 * config/rs6000/driver-rs6000.c: New file.
12328 * config/rs6000/aix.h (CC1_SPEC): Define.
12329 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
12330 * config.host: Add x-rs6000 to host_xmake_file if host and target
12331 are rs6000 or powerpc.
12333 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
12335 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
12337 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12338 Sandra Loosemore <sandra@codesourcery.com>
12339 Chao-ying Fu <fu@mips.com>
12340 Nigel Stephens <nigel@mips.com>
12341 David Ung <davidu@mips.com>
12343 * doc/invoke.texi (-mcode-readable): Document.
12344 * config/mips/mips.opt (mcode-readable): New option.
12345 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
12346 * config/mips/mips.h (mips_code_readable_setting): New enum.
12347 (mips_code_readable): Declare.
12348 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
12349 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
12350 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
12351 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
12352 boiler-plate comments.
12353 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
12354 * config/mips/mips.c (mips_code_readable): New variable.
12355 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
12356 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
12357 context and -mcode-readable setting to restrict the use of
12358 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
12359 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
12360 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
12361 (mips_blocks_for_constant_p): Only return false for
12362 TARGET_MIPS16_PCREL_LOADS.
12363 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
12364 for MIPS16. Handle SYMBOL_32_HIGH.
12365 (mips_const_insns): Allow HIGHs for MIPS16 too.
12366 (mips_unspec_address_offset): New function, split out from...
12367 (mips_unspec_address): ...here.
12368 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
12369 16-bit symbolic constants. Assert approropiate conditions for
12370 using the "la" and "dla" macros.
12371 (mips_handle_option): Handle -mcode-readable=.
12372 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
12373 Set up mips_lo_relocs[SYMBOL_32_HIGH].
12374 (mips_strip_unspec_address): New function, split out from...
12375 (print_operand_reloc): ...here.
12376 (print_operand): Pass constants through mips_strip_unspec_address.
12377 (print_operand_address): Likewise.
12378 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
12379 (mips_select_rtx_section): Remove MIPS16 handling.
12380 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
12381 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
12382 (mips16_lay_out_constants): Do nothing unless
12383 TARGET_MIPS16_PCREL_LOADS.
12384 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
12385 * config/mips/mips.md: Split HIGHs for MIPS16.
12386 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
12388 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12390 * config/mips/mips-protos.h (mips_emit_move): Declare.
12391 * config/mips/mips.c (mips_emit_move): New function.
12392 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
12393 (mips_legitimize_const_move): Likewise.
12394 (mips_legitimize_move): Likewise.
12395 (mips_split_64bit_move): Likewise.
12396 (mips_restore_gp): Likewise.
12397 (mips_load_call_address): Likewise.
12398 (mips_emit_fcc_reload): Likewise.
12399 (mips_set_return_address): Likewise.
12400 (mips_block_move_straight): Likewise.
12401 (mips_block_move_loop): Likewise.
12402 (mips_setup_incoming_varargs): Likewise.
12403 (mips_save_reg): Likewise.
12404 (mips_expand_prologue): Likewise.
12405 (mips_restore_reg): Likewise.
12406 (mips_expand_epilogue): Likewise.
12407 (mips_output_mi_thunk): Likewise.
12408 (build_mips16_call_stub): Likewise.
12409 (mips_builtin_branch_and_move): Likewise.
12410 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
12411 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
12412 (fixuns_truncdfdi2): Likewise.
12413 (fixuns_truncsfsi2): Likewise.
12414 (fixuns_truncsfdi2): Likewise.
12415 (loadgp_absolute): Likewise.
12416 (builtin_setjmp_setup): Likewise.
12417 (builtin_longjmp): Likewise.
12418 (untyped_call): Likewise.
12420 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12422 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
12423 an "rtx *" argument. Return a bool.
12424 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
12425 values and return true if they can be split. Take the same kind of
12426 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
12427 and store the lo_sum there if nonnull. Use the symbol type to
12428 determine whether a $gp or HIGH is needed.
12429 (mips_legitimize_address): Update call to mips_split_symbol and
12430 simplify accordingly.
12431 (mips_legitimize_const_move): Likewise.
12432 * config/mips/mips.md: In the combine define_split,
12433 check mips_split_symbol instead of splittable_symbolic_operand.
12434 Update use of mips_split_symbol in the generator code.
12435 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
12437 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12439 * config/mips/mips.c (mips_symbolic_address_p): Delete.
12440 (mips_symbol_insns_1): New function, split out from...
12441 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
12442 and stores separately from load addresses.
12443 (mips_classify_address): Replace uses of mips_symbolic_address_p
12444 with uses of mips_symbol_insns.
12445 (mips_address_insns): Update calls to mips_symbol_insns.
12446 (mips_const_insns): Likewise.
12447 (mips_legitimize_address): Likewise.
12449 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12451 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
12452 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
12453 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
12454 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
12455 non-call contexts if TARGET_MIPS16.
12456 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
12457 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
12458 code for SYMBOL_ABSOLUTE.
12459 (mips_symbol_insns): Likewise.
12461 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12463 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
12464 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
12465 (mips_symbolic_constant_p): Likewise. Update the call to
12466 mips_classify_symbol.
12467 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
12468 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
12469 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
12470 (print_operand_reloc): Add a context argument. Update the call to
12471 mips_symbolic_constant_p.
12472 (print_operand): Update the calls to print_operand_reloc.
12473 (print_operand_address): Use print_operand_reloc rather than
12475 (mips_rewrite_small_data_p): Add a context argument. Update the call
12476 to mips_symbolic_constant_p.
12477 (mips_small_data_pattern_1): Make DATA the containing mem.
12478 Update the call to mips_rewrite_small_data_p.
12479 (mips_rewrite_small_data_1): Likewise.
12480 (mips_use_anchors_for_symbol_p): Update the call to
12481 mips_symbolic_constant_p.
12482 * config/mips/predicates.md (const_call_insn_operand): Likewise.
12483 (splittable_symbolic_operand): Likewise.
12484 (move_operand): Likewise.
12485 (absolute_symbolic_operand): Likewise.
12486 (got_disp_operand): Likewise.
12487 (got_page_ofst_operand): Likewise.
12489 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12491 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
12492 (SYMBOL_ABSOLUTE): ...this.
12493 (SYMBOL_SMALL_DATA): Rename to...
12494 (SYMBOL_GP_RELATIVE): ...this.
12495 (SYMBOL_CONSTANT_POOL): Rename to...
12496 (SYMBOL_PC_RELATIVE): ...this.
12497 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
12498 (mips_symbolic_address_p, mips_symbol_insns, override_options)
12499 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
12500 after above changes.
12501 * config/mips/predicates.md (const_call_insn_operand): Likewise.
12502 (general_symbolic_operand): Rename to...
12503 (absolute_symbolic_operand): ...this.
12504 * config/mips/mips.md: Update after above changes.
12506 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
12507 Revital Eres <eres@il.ibm.com>
12509 * ddg.c (print_ddg): Add dump information.
12510 * modulo-sched.c (print_node_sched_params): Add parameter and
12512 (calculate_maxii): Remove function.
12513 (undo_generate_reg_moves): Likewise.
12514 (undo_permute_partial_schedule): Likewise.
12515 (kernel_number_of_cycles): Likewise.
12516 (MAXII_FACTOR): New definition to calculate the upper bound of II.
12517 (sms_schedule): Use it. Remove profitability checks.
12518 (sms_schedule_by_order): Fix order of nodes within the cycle.
12520 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
12522 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
12523 -profile option, add pie support.
12524 (ENDFILE_SPEC): New spec.
12525 * config/gnu.h (LIB_SPEC): Add -profile option.
12527 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
12529 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
12530 * config/gnu.h (LIB_SPEC): Likewise.
12532 2007-08-07 Yaz Saito <saito@google.com>
12533 Ian Lance Taylor <iant@google.com>
12535 * common.opt (finstrument-functions-exclude-function-list): New
12537 (finstrument-functions-exclude-file-list): New option.
12538 * opts.c (char_p): Define and DEF_VEC.
12539 (flag_instrument_functions_exclude_functions): New static
12541 (flag_instrument_functions_exclude_files): New static variable.
12542 (add_instrument_functions_exclude_list): New static function.
12543 (flag_instrument_functions_exclude_p): New function.
12544 (common_handle_option): Handle new options.
12545 * flags.h (flag_instrument_functions_exclude_p): Declare.
12546 * gimplify.c (gimplify_function_tree): Call
12547 flag_instrument_functions_exclude_p.
12548 * doc/invoke.texi (Option Summary): Mention new options.
12549 (Code Gen Options): Document new options.
12551 2007-08-07 Ian Lance Taylor <iant@google.com>
12553 PR rtl-optimization/32776
12554 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
12555 (resolve_use): Likewise.
12556 (decompose_multiword_subregs): Remove "changed" local variable.
12558 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
12560 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
12561 * configure: Regenerate.
12562 * config.in: Regenerate.
12563 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
12566 2007-08-07 Ian Lance Taylor <iant@google.com>
12568 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
12569 note, just delete the insn.
12571 2007-08-07 Andreas Schwab <schwab@suse.de>
12574 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
12577 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
12579 * lower-subreg.c (resolve_subreg_use): Remove assertion.
12580 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
12581 (decompose_multiword_subregs): Use the functions above to decompose
12582 multiword shifts and zero-extends.
12584 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
12586 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
12587 "assemble" descriptions which were swapped.
12589 2007-08-06 Chao-ying Fu <fu@mips.com>
12591 * fixed-value.h: New file.
12592 * fixed-value.c: New file.
12593 * Makefile.in (OBJS-common): Add fixed-value.o.
12594 (fixed-value.o): New rule.
12595 (GTFILES): Add fixed-value.h.
12596 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
12597 to compare a.low and b.low.
12598 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
12600 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
12601 Daniel Jacobowitz <dan@codesourcery.com>
12604 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
12606 (x86_64-*-netbsd*): Likewise.
12607 (x86_64-*-linux*): Likewise.
12608 (x86_64-*-kfreebsd*-gnu): Likewise.
12609 (x86_64-*-knetbsd*-gnu): Likewise.
12610 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
12612 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
12614 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
12615 Add -fno-asynchronous-unwind-tables.
12617 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
12618 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
12619 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
12620 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
12621 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
12623 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12625 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
12626 (TARGET_C_MODE_FOR_SUFFIX): New.
12628 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12630 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
12632 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12634 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
12636 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
12638 * config/i386/i386.md: Check TARGET_ macros and optimize_size
12639 before checking function returns in conditional expressions.
12641 2007-08-06 Alfred Minarik <a.minarik@aon.at>
12644 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
12646 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12648 PR middle-end/32988
12649 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
12650 for INTEGRAL_TYPE_P.
12652 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
12654 * configure.ac: Remove --enable-checking=df from default settings.
12655 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
12656 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
12657 if the parameter is true.
12658 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
12659 DF_VERIFY_SCHEDULED flag is true.
12660 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
12661 (df_finish_pass): Adjust prototype.
12662 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
12665 * see.c (pass_see): Add TODO_df_verify.
12666 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
12667 * global.c (rest_of_handle_global_alloc): Schedule verification
12669 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
12671 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
12672 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
12673 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
12675 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
12676 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
12677 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
12679 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
12680 Revital Eres <eres@il.ibm.com>
12682 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
12684 * ddg.c (create_ddg_dependence): Rename to...
12685 (create_ddg_dep_from_intra_loop_link): This. Do not check
12686 for interloop edges. Do not create anti dependence edge when
12687 a true dependence edge exists in the opposite direction and
12688 -fmodulo-sched-allow-regmoves is set.
12689 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
12690 (add_cross_iteration_register_deps): Create anti dependence edge
12691 when -fno-modulo-sched-allow-regmoves is set.
12692 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
12694 2007-08-04 Richard Sandiford <richard@codesourcery.com>
12696 * config/arm/arm.md (movsi): Add braces.
12698 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12700 PR middle-end/32780
12701 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
12702 operands for the folding of "A - (A & B)" into "~B & A"; cast them
12705 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
12707 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
12708 state accessor functions.
12709 * cfgloopmanip.c (remove_path, create_preheaders,
12710 force_single_succ_latches, fix_loop_structure): Ditto.
12711 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
12712 tree_duplicate_loop_to_header_edge): Ditto.
12713 * cfgloopanal.c (mark_irreducible_loops): Ditto.
12714 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
12716 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
12717 cleanup_tree_cfg): Ditto.
12718 * tree-cfg.c (tree_merge_blocks): Ditto.
12719 * cfgloop.c (rescan_loop_exit, record_loop_exits,
12720 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
12721 loop_preheader_edge, single_exit): Ditto.
12722 (flow_loops_find): Do not clear loops->state.
12723 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
12724 loops_state_clear): New functions.
12726 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12728 PR middle-end/32399
12729 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
12730 when adding to the base and convert ELT to sizetype instead of type.
12732 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12734 PR middle-end/32304
12735 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
12736 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
12738 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12740 PR middle-end/32935
12741 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
12742 correct type the negate expression.
12744 2007-08-03 Jan Hubicka <jh@suse.cz>
12746 * config/i386/i386.c (setup_incoming_varargs_64): Tolerate 64bit
12747 preferred stack boundary.
12749 2007-08-03 David Edelsohn <edelsohn@gnu.org>
12751 * config/rs6000/rs6000.c (struct processor_cost): Change
12752 l1_cache_lines to l1_cache_size. Add l2_cache_size.
12753 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
12755 (rios1_costs, rios2_cost): Correct cache line size.
12756 (rs6000_override_options): Set l2-cache-size parameter.
12758 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12759 Diego Novillo <dnovillo@google.com>
12762 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
12763 if the range includes 0.
12765 2007-08-03 Ben Elliston <bje@au.ibm.com>
12767 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
12768 mode to unspec expressions to silence a warning from the generator
12771 2007-08-02 Steve Ellcey <sje@cup.hp.com>
12773 * config/ia64/constraints.md ("U"): Make constraint vector only.
12775 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
12777 PR middle-end/25446
12778 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
12779 always_inline attribute on the function decl.
12781 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
12783 PR middle-end/25445
12784 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
12785 if we are compiling with -fPIC.
12787 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
12788 Nigel Stephens <nigel@mips.com>
12790 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
12791 Define for MIPS32 and MIPS64.
12793 2007-08-02 Nick Clifton <nickc@redhat.com>
12795 * config/host-hpux.c: Change copyright header to refer to version
12796 3 of the GNU General Public License and to point readers at the
12797 COPYING3 file and the FSF's license web page.
12798 * config/alpha/predicates.md, config/alpha/vms-ld.c,
12799 config/alpha/linux.h, config/alpha/alpha.opt,
12800 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
12801 config/alpha/vms-unwind.h, config/alpha/ev4.md,
12802 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
12803 config/alpha/alpha.h, config/alpha/sync.md,
12804 config/alpha/openbsd.h, config/alpha/alpha.md,
12805 config/alpha/alpha-modes.def, config/alpha/ev5.md,
12806 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
12807 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
12808 config/alpha/constraints.md, config/alpha/osf.h,
12809 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
12810 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
12811 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
12812 config/frv/frv-asm.h, config/frv/frv-protos.h,
12813 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
12814 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
12815 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
12816 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
12817 config/s390/s390.opt, config/s390/s390-modes.def,
12818 config/s390/fixdfdi.h, config/s390/constraints.md,
12819 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
12820 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
12821 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
12822 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
12823 config/m32c/prologue.md, config/m32c/m32c.abi,
12824 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
12825 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
12826 config/m32c/t-m32c, config/m32c/m32c-modes.def,
12827 config/m32c/jump.md, config/m32c/shift.md,
12828 config/m32c/m32c-protos.h, config/libgloss.h,
12829 config/spu/spu-protos.h, config/spu/predicates.md,
12830 config/spu/spu-builtins.h, config/spu/spu.c,
12831 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
12832 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
12833 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
12834 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
12835 config/sparc/hypersparc.md, config/sparc/predicates.md,
12836 config/sparc/linux.h, config/sparc/sp64-elf.h,
12837 config/sparc/supersparc.md, config/sparc/cypress.md,
12838 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
12839 config/sparc/niagara.md, config/sparc/sparc.md,
12840 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
12841 config/sparc/sparc.opt, config/sparc/sync.md,
12842 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
12843 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
12844 config/sparc/sparc.c, config/sparc/little-endian.opt,
12845 config/sparc/sysv4-only.h, config/sparc/sparc.h,
12846 config/sparc/linux64.h, config/sparc/freebsd.h,
12847 config/sparc/sol2.h, config/sparc/rtemself.h,
12848 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
12849 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
12850 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
12851 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
12852 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
12853 config/m32r/linux.h, config/m32r/constraints.md,
12854 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
12855 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
12856 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
12857 config/i386/i386.md, config/i386/netware-crt0.c,
12858 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
12859 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
12860 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
12861 config/i386/sol2.h, config/i386/constraints.md,
12862 config/i386/netware-libgcc.c, config/i386/sysv5.h,
12863 config/i386/predicates.md, config/i386/geode.md,
12864 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
12865 config/i386/freebsd64.h, config/i386/vxworksae.h,
12866 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
12867 config/i386/rtemself.h, config/i386/netbsd-elf.h,
12868 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
12869 config/i386/netware.h, config/i386/i386-modes.def,
12870 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
12871 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
12872 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
12873 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
12874 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
12875 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
12876 config/i386/xm-mingw32.h, config/i386/linux64.h,
12877 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
12878 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
12879 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
12880 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
12881 config/i386/cygwin2.c, config/i386/i386-protos.h,
12882 config/i386/sync.md, config/i386/openbsd.h,
12883 config/i386/host-mingw32.c, config/i386/i386-aout.h,
12884 config/i386/nto.h, config/i386/biarch64.h,
12885 config/i386/i386-coff.h, config/i386/freebsd.h,
12886 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
12887 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
12888 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
12889 config/darwin-protos.h, config/linux.opt, config/sol2.c,
12890 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
12891 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
12892 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
12893 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
12894 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
12895 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
12896 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
12897 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
12898 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
12899 config/sh/superh64.h, config/sh/rtemself.h,
12900 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
12901 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
12902 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
12903 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
12904 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
12905 config/avr/predicates.md, config/avr/constraints.md,
12906 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
12907 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
12908 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
12909 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
12910 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
12911 config/c4x/c4x-modes.def, config/c4x/rtems.h,
12912 config/c4x/predicates.md, config/c4x/c4x.h,
12913 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
12914 config/xtensa/predicates.md, config/xtensa/xtensa.c,
12915 config/xtensa/linux.h, config/xtensa/xtensa.h,
12916 config/xtensa/elf.h, config/xtensa/xtensa.md,
12917 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
12918 config/xtensa/xtensa-protos.h, config/dbx.h,
12919 config/stormy16/predicates.md, config/stormy16/stormy16.md,
12920 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
12921 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
12922 config/host-solaris.c, config/fr30/fr30.h,
12923 config/fr30/predicates.md, config/fr30/fr30-protos.h,
12924 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
12925 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
12926 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
12927 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
12928 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
12929 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
12930 config/host-linux.c, config/interix3.h, config/cris/cris.c,
12931 config/cris/predicates.md, config/cris/linux.h,
12932 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
12933 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
12934 config/cris/aout.opt, config/cris/cris-protos.h,
12935 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
12936 config/iq2000/iq2000.h, config/iq2000/predicates.md,
12937 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
12938 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
12939 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
12940 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
12941 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
12942 config/chorus.h, config/mn10300/mn10300.c,
12943 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
12944 config/mn10300/mn10300.h, config/mn10300/linux.h,
12945 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
12946 config/mn10300/mn10300.md, config/ia64/predicates.md,
12947 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
12948 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
12949 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
12950 config/ia64/freebsd.h, config/ia64/ia64.md,
12951 config/ia64/ia64-modes.def, config/ia64/constraints.md,
12952 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
12953 config/gofast.h, config/rtems.h, config/sol2-10.h,
12954 config/m68k/predicates.md, config/m68k/m68k.md,
12955 config/m68k/linux.h, config/m68k/m68k-modes.def,
12956 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
12957 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
12958 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
12959 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
12960 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
12961 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
12962 config/m68k/constraints.md, config/m68k/rtemself.h,
12963 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
12964 config/m68k/uclinux.h, config/rs6000/power4.md,
12965 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
12966 config/rs6000/linux.h, config/rs6000/eabi.h,
12967 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
12968 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
12969 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
12970 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
12971 config/rs6000/windiss.h, config/rs6000/603.md,
12972 config/rs6000/aix41.h, config/rs6000/cell.md,
12973 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
12974 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
12975 config/rs6000/darwin.md, config/rs6000/darwin64.h,
12976 config/rs6000/default64.h, config/rs6000/7xx.md,
12977 config/rs6000/darwin.opt, config/rs6000/spe.md,
12978 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
12979 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
12980 config/rs6000/7450.md, config/rs6000/linux64.h,
12981 config/rs6000/constraints.md, config/rs6000/440.md,
12982 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
12983 config/rs6000/rs6000.c, config/rs6000/aix52.h,
12984 config/rs6000/rs6000.h, config/rs6000/power6.md,
12985 config/rs6000/predicates.md, config/rs6000/altivec.md,
12986 config/rs6000/aix64.opt, config/rs6000/rios1.md,
12987 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
12988 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
12989 config/rs6000/darwin7.h, config/rs6000/dfp.md,
12990 config/rs6000/linux64.opt, config/rs6000/sync.md,
12991 config/rs6000/vxworksae.h, config/rs6000/power5.md,
12992 config/rs6000/lynx.h, config/rs6000/biarch64.h,
12993 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
12994 config/rs6000/eabispe.h, config/rs6000/e500.h,
12995 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
12996 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
12997 config/rs6000/aix.h, config/rs6000/vxworks.h,
12998 config/rs6000/40x.md, config/rs6000/aix51.h,
12999 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
13000 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
13001 config/arc/arc.h, config/mcore/mcore-elf.h,
13002 config/mcore/mcore-protos.h, config/mcore/predicates.md,
13003 config/mcore/mcore.md, config/mcore/mcore.c,
13004 config/mcore/mcore.opt, config/mcore/mcore.h,
13005 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
13006 config/score/predicates.md, config/score/score-version.h,
13007 config/score/score-protos.h, config/score/misc.md,
13008 config/score/elf.h, config/score/score.c, config/score/mac.md,
13009 config/score/score7.md, config/score/score.h,
13010 config/score/score-conv.h, config/score/score-mdaux.c,
13011 config/score/score.md, config/score/score.opt,
13012 config/score/score-modes.def, config/score/score-mdaux.h,
13013 config/score/mul-div.S, config/arm/uclinux-elf.h,
13014 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
13015 config/arm/symbian.h, config/arm/linux-elf.h,
13016 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
13017 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
13018 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
13019 config/arm/strongarm-pe.h, config/arm/arm.h,
13020 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
13021 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
13022 config/arm/arm-modes.def, config/arm/linux-eabi.h,
13023 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
13024 config/arm/arm-cores.def, config/arm/arm-protos.h,
13025 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
13026 config/arm/wince-pe.h, config/arm/neon.md,
13027 config/arm/constraints.md, config/arm/neon.ml,
13028 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
13029 config/arm/arm.opt, config/arm/arm926ejs.md,
13030 config/arm/predicates.md, config/arm/iwmmxt.md,
13031 config/arm/arm_neon.h, config/arm/unknown-elf.h,
13032 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
13033 config/arm/neon-testgen.ml, config/arm/arm.md,
13034 config/arm/xscale-coff.h, config/arm/pe.c,
13035 config/arm/arm-generic.md, config/arm/pe.h,
13036 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
13037 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
13038 config/arm/strongarm-elf.h, config/arm/cirrus.md,
13039 config/arm/netbsd-elf.h, config/arm/vxworks.h,
13040 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
13041 config/pa/predicates.md, config/pa/pa64-hpux.h,
13042 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
13043 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
13044 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
13045 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
13046 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
13047 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
13048 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
13049 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
13050 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
13051 config/pa/pa64-regs.h, config/pa/pa-modes.def,
13052 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
13053 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
13054 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
13055 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
13056 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
13057 config/mips/linux64.h, config/mips/elforion.h,
13058 config/mips/constraints.md, config/mips/generic.md,
13059 config/mips/predicates.md, config/mips/4300.md,
13060 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
13061 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
13062 config/mips/5k.md, config/mips/vr4120-div.S,
13063 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
13064 config/mips/mips-protos.h, config/mips/6000.md,
13065 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
13066 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
13067 config/mips/mips-modes.def, config/mips/vr.h,
13068 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
13069 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
13070 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
13071 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
13072 config/vax/openbsd1.h, config/vax/netbsd.h,
13073 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
13074 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
13075 config/h8300/rtems.h, config/h8300/predicates.md,
13076 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
13077 config/h8300/h8300.md, config/h8300/h8300.opt,
13078 config/h8300/coff.h, config/h8300/h8300-protos.h,
13079 config/v850/v850.md, config/v850/predicates.md,
13080 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
13081 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
13082 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
13083 config/mmix/mmix.h, config/mmix/predicates.md,
13084 config/mmix/mmix-protos.h, config/mmix/mmix.md,
13085 config/mmix/mmix.c, config/mmix/mmix.opt,
13086 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
13087 config/bfin/rtems.h, config/bfin/bfin-modes.def,
13088 config/bfin/predicates.md, config/bfin/bfin-protos.h,
13089 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
13092 2007-08-02 Richard Sandiford <richard@codesourcery.com>
13094 * emit-rtl.c (reset_used_decls): Rename to...
13095 (set_used_decls): ...this. Set the used flag rather than clearing it.
13096 (unshare_all_rtl_again): Update accordingly. Set flags on argument
13097 DECL_RTLs rather than resetting them.
13099 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
13101 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
13103 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
13105 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
13106 argument to find_reloads_address.
13108 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
13110 PR tree-optimization/32919
13111 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
13112 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
13113 (coalesce_ssa_name): Call it.
13115 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
13116 David Ung <davidu@mips.com>
13118 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
13119 (__mips16_unorddf2, __mips16_floatunsidf): New.
13120 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
13122 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
13124 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
13126 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
13127 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
13128 * tree.h (OMP_SECTIONS_CONTROL): New macro.
13129 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
13130 * omp-low.c (get_ws_args_for, determine_parallel_type,
13131 expand_omp_for_generic, expand_omp_for_static_nochunk,
13132 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
13133 Work with more precise CFG.
13134 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
13135 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
13137 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
13138 * gimple-low.c (lower_stmt): Ditto.
13139 * tree-inline.c (estimate_num_insns_1): Ditto.
13140 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
13141 (OMP_SECTIONS_SWITCH): New.
13142 * tree-cfgcleanup.c (cleanup_omp_return): New.
13143 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
13144 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
13145 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
13146 (tree_redirect_edge_and_branch): Handle omp constructs.
13148 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
13149 with three arguments.
13151 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
13153 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
13154 in loop closed ssa.
13156 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
13158 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
13159 the loop structures may need fixing.
13160 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
13162 (cleanup_tree_cfg_loop): Removed.
13163 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
13164 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
13165 instead of running cleanup_tree_cfg_loop.
13166 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
13167 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
13168 (tree_predictive_commoning): Declaration changed.
13169 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
13171 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
13173 * doc/invoke.texi (l1-cache-size): Update documentation.
13174 (l2-cache-size): Document.
13175 * params.h (L2_CACHE_SIZE): New macro.
13176 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
13177 that L1_CACHE_SIZE is in kB now.
13178 (L2_CACHE_SIZE_BYTES): New macro.
13179 (tree_ssa_prefetch_arrays): Show size in kB.
13180 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
13181 and l2_cache_size fields.
13182 * config/i386/driver-i386.c (describe_cache): Detect cache size
13184 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
13185 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
13186 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
13187 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
13188 (override_options): Set l1-cache-size and l2-cache-size to default
13189 values if not specified otherwise.
13190 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
13191 (PARAM_L2_CACHE_SIZE): New.
13193 2007-08-01 Nigel Stephens <nigel@mips.com>
13194 David Ung <davidu@mips.com>
13195 Thiemo Seufer <ths@mips.com>
13196 Chris Dearman <chris@mips.com>
13197 Richard Sandiford <richard@codesourcery.com>
13199 * config.gcc (mips*-sde-elf*): New stanza.
13200 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
13201 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
13202 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
13203 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
13204 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
13205 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
13207 * config/mips/sde.h: New file.
13208 * config/mips/t-libgcc-mips16: Likewise.
13209 * config/mips/t-sde: Likewise.
13210 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
13211 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
13212 _MIPS_FPSET and _MIPS_SZINT.
13213 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
13214 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
13215 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
13216 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
13217 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13218 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13219 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
13220 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
13221 _MIPS_SZPTR and _MIPS_FPSET.
13222 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
13223 architecture is specified.
13224 (MIPS_32BIT_OPTION_SPEC): New macro.
13226 2007-07-31 Dan Hipschman <dsh@google.com>
13228 * gcc.c (end_going_arg): New function.
13229 (do_spec_2): Use it.
13230 (do_spec_1): Use it.
13232 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
13234 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
13235 only if ENABLE_CHECKING is defined.
13237 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
13239 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
13240 df_ru_add_problem, df_ru_get_bb_info): Removed.
13241 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
13242 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
13243 df_ru_free_bb_info, df_ru_alloc,
13244 df_ru_bb_local_compute_process_def,
13245 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
13246 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
13247 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
13248 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
13249 df_ru_add_problem): Removed.
13251 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13254 * pa.md (casesi32): Use match_scratch. Revise insn condition.
13255 (casesi32p, casesi64p): Likewise.
13256 (casesi): Adjust for above.
13258 2007-07-31 Richard Sandiford <richard@codesourcery.com>
13260 * mode-switching.c (create_pre_exit): Don't search past calls.
13262 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
13264 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
13266 2007-07-31 Revital Eres <eres@il.ibm.com>
13268 * ddg.c (add_deps_for_def): Rename to...
13269 (add_cross_iteration_register_deps): This. Change implementation
13270 to use only reaching def and def-use chains to construct the
13271 inter loop dependencies.
13272 (add_deps_for_use): Remove function.
13273 (build_inter_loop_deps): Call add_cross_iteration_register_deps
13274 function to build the inter loop dependencies.
13275 * modulo-sched.c (sms_schedule): Build only
13276 reaching def and def-use chains for the propose of the ddg
13279 2007-07-31 Julian Brown <julian@codesourcery.com>
13281 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
13282 New define_insns. Use correct RTL.
13283 (vec_set<mode>): Write as expander.
13285 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
13287 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
13288 to an unallocated space.
13290 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
13293 (split_constant_offset): Enable split_constant_offset to extract
13294 constants from other statements.
13295 * tree-vect-transform.c
13296 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
13297 to a temp var. Force base_offset to be simple.
13299 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
13301 * df-scan.c (df_scan_verify): Remove artificial limit on
13302 the number of blocks for verification.
13303 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
13304 df_simulate_defs): Avoid unnecessary insn checking for defs.
13306 2007-07-29 Mark Mitchell <mark@codesourcery.com>
13308 * config/m68k/lb1sf68.asm (FUNC): New macro.
13309 (__mulsi3): Use it.
13310 (__udivsi3): Likewise.
13311 (__divsi3): Likewise.
13312 (__umodsi3): Likewise.
13313 (__modsi3): Likewise.
13314 (__subdf3): Likewise.
13315 (__adddf3): Likewise.
13316 (__muldf3): Likewise.
13317 (__divdf3): Likewise.
13318 (__negdf2): Likewise.
13319 (__cmpdf2): Likewise.
13320 (__subsf3): Likewise.
13321 (__addsf3): Likewise.
13322 (__mulsf3): Likewise.
13323 (__divsf3): Likewise.
13324 (__negsf2): Likewise.
13325 (__cmpsf2): Likewise.
13326 (__eqdf2): Likewise.
13327 (__nedf2): Likewise.
13328 (__gtdf2): Likewise.
13329 (__gedf2): Likewise.
13330 (__ltdf2): Likewise.
13331 (__ledf2): Likewise.
13332 (__eqsf2): Likewise.
13333 (__nesf2): Likewise.
13334 (__gtsf2): Likewise.
13335 (__gesf2): Likewise.
13336 (__ltsf2): Likewise.
13337 (__lesf2): Likewise.
13339 2007-07-30 Ollie Wild <aaw@google.com>
13341 * c-ppoutput.c (print_lines_directives_only): New function.
13342 (scan_translation_unit_directives_only): New function.
13343 (preprocess_file): Add call to scan_translation_unit_directives_only.
13344 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
13345 (sanitize_cpp_opts): Add default flag_dump_macros setting for
13346 -fdirectives-only. Add errors for -fdirectives-only conflict with
13347 -Wunused-macros and -traditional.
13348 (finish_options): Add builtin macro initialization for
13349 -fdirectives-only + -fpreprocessed.
13350 * c.opt (fdirectives-only): New.
13351 * doc/cppopts.texi (fdirectives-only): New.
13353 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13355 * alias.c (record_set, memory_modified_1): Constify.
13356 * bt-load.c (note_btr_set): Likewise.
13357 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
13358 * combine.c (set_nonzero_bits_and_sign_copies,
13359 expand_field_assignment, record_dead_and_set_regs_1,
13360 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
13361 likely_spilled_retval_1): Likewise.
13362 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
13363 frv_io_handle_set): Likewise.
13364 * config/mips/mips.c (mips_sim_record_set,
13365 vr4130_true_reg_dependence_p_1): Likewise.
13366 * config/mt/mt.c (insn_dependent_p_1): Likewise.
13367 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
13368 * config/sh/sh.c (flow_dependent_p_1): Likewise.
13369 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
13370 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
13371 * ddg.c (mark_mem_store): Likewise.
13372 * df-problems.c (df_urec_mark_reg_change): Likewise.
13373 * function.c (update_epilogue_consts): Likewise.
13374 * gcse.c (record_set_info, record_last_set_info,
13375 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
13376 reg_clear_last_set): Likewise.
13377 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
13379 * jump.c (reversed_comparison_code_parts): Likewise.
13380 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
13381 reg_is_set): Likewise.
13382 * loop-iv.c (mark_altered): Likewise.
13383 * mode-switching.c (reg_becomes_live): Likewise.
13384 * optabs.c (no_conflict_move_test): Likewise.
13385 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
13387 * postreload.c (reload_combine_note_store, move2add_note_store):
13389 * regmove.c (flags_set_1): Likewise.
13390 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
13392 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
13394 * resource.c (update_live_status): Likewise.
13395 * rtl.h (set_of, note_stores): Likewise.
13396 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
13397 note_stores, parms_set): Likewise.
13398 * sched-rgn.c (sets_likely_spilled_1): Likewise.
13399 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
13401 * var-tracking.c (count_stores, add_stores): Likewise.
13403 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13405 * alias.c (mems_in_disjoint_alias_sets_p,
13406 fixed_scalar_and_varying_struct_p, aliases_everything_p,
13407 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
13408 write_dependence_p, mems_in_disjoint_alias_sets_p,
13409 read_dependence, true_dependence, canon_true_dependence,
13410 anti_dependence, output_dependence): Constify.
13411 * combine.c (extended_count): Likewise.
13412 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
13413 * cselib.c (get_value_hash, references_value_p,
13414 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
13415 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
13416 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
13417 * function.c (contains, prologue_epilogue_contains,
13418 sibcall_epilogue_contains): Likewise.
13419 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
13420 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
13421 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
13422 reg_or_subregno): Likewise.
13423 * recog.c (asm_noperands): Likewise.
13424 * reload1.c (function_invariant_p): Likewise.
13425 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
13426 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
13427 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
13428 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
13429 true_regnum, reg_or_subregno, condjump_in_parallel_p,
13430 extended_count, prologue_epilogue_contains,
13431 sibcall_epilogue_contains, function_invariant_p, true_dependence,
13432 canon_true_dependence, read_dependence, anti_dependence,
13433 output_dependence): Likewise.
13434 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
13436 2007-07-30 Julian Brown <julian@codesourcery.com>
13438 * config/arm/neon.md (V_ext): New mode attribute.
13439 (neon_vget_lane<mode>): Replace with define_expand.
13440 (neon_vget_lane<mode>_sext_internal)
13441 (neon_vget_lane<mode>_zext_internal): New define_insns for double
13442 and quad precision vectors.
13443 (neon_vget_lanedi): Add bounds check. Remove dead comment.
13444 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
13445 have typeless 32-bit result.
13447 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
13450 * tree-affine.h (aff_tree): The type of rest is sizetype for types
13452 * tree-affine.c (aff_combination_scale): If type is a pointer type,
13453 use sizetype for rest.
13454 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
13455 (aff_combination_convert): Don't convert rest for pointer types.
13457 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
13459 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
13461 * tree-ssa-alias.c: Add alloc-pool.h.
13462 (init_alias_info): Free alias_bitmap_obstack.
13463 (delete_alias_info): Call delete_mem_ref_stats.
13464 (get_mem_sym_stats_for): Use alloc_pool.
13465 (init_mem_ref_stats): Do not delete mem_ref_stats here.
13466 (delete_mem_sym_stats): Removed.
13468 2007-07-29 Sebastian Pop <sebpop@gmail.com>
13470 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
13471 functions cannot be represented as classical distance vectors.
13473 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13475 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
13476 * builtins.c (validate_arg, builtin_mathfn_code,
13477 validate_arglist): Likewise.
13478 * calls.c (call_expr_flags): Likewise.
13479 * combine.c (reg_nonzero_bits_for_combine,
13480 reg_num_sign_bit_copies_for_combine, get_last_value,
13481 reg_truncated_to_mode): Likewise.
13482 * emit-rtl.c (subreg_lowpart_p): Likewise.
13483 * expr.c (highest_pow2_factor_for_target,
13484 categorize_ctor_elements_1, categorize_ctor_elements,
13485 count_type_elements, contains_packed_reference,
13486 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
13487 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
13488 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
13489 native_encode_int, native_encode_real, native_encode_complex,
13490 native_encode_vector, native_encode_expr, native_interpret_int,
13491 native_interpret_real, native_interpret_complex,
13492 native_interpret_vector, native_interpret_expr): Likewise.
13493 * function.c (use_register_for_decl): Likewise.
13494 * gimplify.c (get_name): Likewise.
13495 * langhooks-def.h (lhd_return_null_const_tree): New.
13496 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
13497 * langhooks.c (lhd_return_null_const_tree): New.
13498 * langhooks.h (lang_get_callee_fndecl): Constify.
13499 * output.h (constructor_static_from_elts_p): Likewise.
13500 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
13501 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
13502 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
13503 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
13504 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
13505 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
13506 * rtlhooks-def.h (reg_nonzero_bits_general,
13507 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
13509 * rtlhooks.c (reg_num_sign_bit_copies_general,
13510 reg_nonzero_bits_general, reg_truncated_to_mode_general):
13512 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
13513 * stor-layout.c (mode_for_size_tree): Likewise.
13514 * tree-ssa-loop-im.c (memref_eq): Likewise.
13515 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
13516 * tree.c (contains_placeholder_p, type_list_equal,
13517 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
13519 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
13520 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
13521 contains_placeholder_p, contains_packed_reference,
13522 get_callee_fndecl, operand_equal_for_phi_arg_p,
13523 warn_if_unused_value, is_body_block, native_encode_expr,
13524 native_interpret_expr, fold_convertible_p, operand_equal_p,
13525 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
13526 validate_arglist, simple_cst_equal, type_list_equal,
13527 use_register_for_decl, call_expr_flags, get_name,
13528 highest_pow2_factor): Likewise.
13529 (const_call_expr_arg_iterator_d,
13530 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
13531 first_const_call_expr_arg, more_const_call_expr_args_p,
13532 FOR_EACH_CONST_CALL_EXPR_ARG): New.
13533 * varasm.c (constructor_static_from_elts_p): Constify.
13535 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
13537 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
13538 config/arm/neon-schedgen.ml, config/arm/neon.ml,
13539 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
13540 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
13541 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
13542 tree-vect-transform.c, tree.def: Fix comment typos. Follow
13543 spelling conventions.
13544 * doc/invoke.texi: Follow spelling conventions.
13546 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
13547 Revital Eres <eres@il.ibm.com>
13549 * modulo-sched.c (sms_schedule): Avoid loops which includes
13550 auto-increment instructions.
13552 2007-07-28 Richard Guenther <rguenther@suse.de>
13554 PR middle-end/32920
13555 * fold-const.c (fold_cond_expr_with_comparison): Convert
13556 operand zero of MIN/MAX_EXPR to correct type.
13558 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13560 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
13561 flags_from_decl_or_type): Constify.
13562 * gcc.c (do_spec_1): Likewise.
13563 * print-tree.c (dump_addr, print_node_brief): Likewise.
13564 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
13565 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
13566 tree_purge_all_dead_eh_edges): Likewise.
13567 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
13568 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
13570 * tree.c (expr_location, expr_has_location, expr_locus,
13571 expr_filename, expr_lineno, get_inner_array_type,
13572 fields_compatible_p): Likewise.
13573 * tree.h (get_inner_array_type, fields_compatible_p,
13574 expr_location, expr_has_location, expr_locus, expr_filename,
13575 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
13576 setjmp_call_p, alloca_call_p): Likewise.
13578 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
13580 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
13581 TV_FLOW_INSENSITIVE.
13583 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
13585 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
13586 (compute_flow_insensitive_aliasing): Ditto for
13587 TV_FLOW_INSENSITIVE.
13589 2007-07-27 Jan Hubicka <jh@suse.cz>
13591 * config/i386/i386.c (register_move_cost): Remove accidentally
13592 comitted #if 0 block.
13594 * attribs.c: Include hashtab.h
13595 (attribute_hash): New.
13596 (substring): New structure.
13597 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
13599 (init_attributes): Initialize attribute hash.
13600 (decl_attributes): Use attribute hash.
13601 * Makefile.in (attribs.c): Depend on hashtab.h.
13603 2007-07-27 Steve Ellcey <sje@cup.hp.com>
13605 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
13607 2007-07-27 Richard Sandiford <richard@codesourcery.com>
13609 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
13610 __mips_dspr2 and __mips_dsp_rev macros.
13611 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
13613 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
13615 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
13617 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
13619 PR middle-end/32749
13621 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
13622 and the updating of the live and do_not_gen sets.
13623 (df_note_bb_compute): Added updating of live and do_not_gen sets
13624 for regular defs so that the case of clobber inside conditional
13625 call is processed correctly.
13627 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
13629 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
13630 operands with compatible type.
13632 2007-07-27 Richard Sandiford <richard@codesourcery.com>
13634 * expr.h (store_bit_field): Don't return a value.
13635 * expmed.c (check_predicate_volatile_ok): New function.
13636 (store_bit_field_1): New function, extracted from store_bit_field.
13637 Take a fallback_p argument and return true if the operation succeeded.
13638 Only use store_fixed_bit_field if fallback_p. Don't recompute
13639 mode_for_extraction; use op_mode instead. Try forcing memories
13640 into registers if the insv expander fails.
13641 (store_bit_field): Use store_bit_field_1 with fallback_p true.
13642 Don't return a value.
13643 (convert_extracted_bit_field): New function, extracted from
13645 (extract_bit_field_1): Likewise. Take a fallback_p argument
13646 and return NULL if the operation succeeded. Only use
13647 extract_fixed_bit_field if fallback_p. Only calculate one
13648 extraction mode. Combine code for extv and extzv. Try forcing
13649 memories into registers if the ext(z)v expander fails.
13650 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
13652 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
13654 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
13656 (df_ref): Likewise. Put regno with other integer fields.
13658 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
13660 * df.h (df_mw_hardreg): Remove "loc" field.
13661 * df-scan.c (df_ref_record): Don't set it. Remove redundant
13663 * df-problems.c (df_whole_mw_reg_unused_p): New function,
13664 split out from df_set_unused_notes_for_mw. Return false for
13665 partial references. Assert that mw_reg is a REG when returning true.
13666 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
13667 (df_whole_mw_reg_dead_p): New function, split out from
13668 df_set_dead_notes_for_mw. Return false for partial references.
13669 Assert that mw_reg is a REG when returning true.
13670 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
13671 Remove redundant bitmap check.
13673 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
13675 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
13676 ($(T)crtend.o): Likwise.
13677 ($(T)crtbeginS.o): Likwise.
13678 ($(T)crtendS.o): Likwise.
13679 ($(T)crtfastmath.o): Likwise.
13681 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
13683 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
13684 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
13685 * basic-block.h (struct control_flow_graph): Added x_dom_computed
13686 and x_n_bbs_in_dom_tree fields.
13688 2007-07-26 Steve Ellcey <sje@cup.hp.com>
13690 PR tree-optimization/32087
13691 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
13692 Do not call scale_bbs_frequencies_int with prob of zero.
13694 2007-07-26 Julian Brown <julian@codesourcery.com>
13696 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
13697 (neon_element_bits): Add prototypes.
13698 * config/arm/arm.c (bounds_check, neon_lane_bounds)
13699 (neon_const_bounds, neon_element_bits): New functions.
13700 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
13701 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
13702 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
13703 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
13704 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
13705 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
13706 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
13707 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
13708 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
13709 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
13710 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
13711 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
13712 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
13714 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
13716 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
13717 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
13719 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
13720 Julian Brown <julian@codesourcery.com>
13722 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
13723 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
13724 * config/arm/cortex-a8.md: New.
13725 * config/arm/cortex-a8-neon.md: New.
13726 * config/arm/neon-schedgen.ml: New.
13727 * config/arm/neon.md (vqh_mnem): New.
13729 (Is_float_mode): New.
13730 (Scalar_mul_8_16): New.
13732 (V_mode_nunits): New.
13733 (All instruction patterns): Annotate with neon_type attribute
13735 * config/arm/arm.md: Include cortex-a8.md.
13736 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
13738 Annotate instruction patterns accordingly.
13739 (generic_sched): Do not use generic scheduling for Cortex-A8.
13740 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
13742 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
13744 * fold-const.c (fold_read_from_constant_string): Use
13745 build_int_cst_type.
13746 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
13748 2007-07-26 Nick Clifton <nickc@redhat.com>
13750 * tree-ssa-operands.h: Change copyright header to refer to version
13751 3 of the GNU General Public License and to point readers at the
13752 COPYING3 file and the FSF's license web page.
13753 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
13754 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
13755 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
13756 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
13757 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
13758 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
13759 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
13760 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
13761 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
13762 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
13763 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
13764 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
13765 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
13766 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
13767 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
13768 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
13769 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
13770 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
13771 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
13772 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
13773 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
13774 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
13775 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
13776 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
13777 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
13778 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
13779 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
13780 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
13781 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
13782 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
13783 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
13784 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
13785 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
13786 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
13787 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
13788 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
13789 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
13790 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
13791 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
13792 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
13793 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
13794 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
13795 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
13796 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
13797 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
13798 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
13799 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
13800 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
13801 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
13802 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
13803 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
13804 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
13805 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
13806 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
13807 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
13808 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
13809 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
13810 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
13811 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
13812 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
13813 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
13814 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
13815 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
13816 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
13817 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
13818 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
13819 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
13820 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
13821 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
13822 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
13823 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
13824 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
13825 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
13826 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
13827 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
13828 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
13829 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
13830 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
13831 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
13832 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
13833 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
13834 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
13835 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
13836 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
13837 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
13838 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
13839 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
13840 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
13841 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
13842 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
13843 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
13844 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
13845 vecprim.h, basic-block.h, tree-ssa-structalias.c,
13846 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
13847 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
13848 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
13849 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
13850 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
13851 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
13852 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
13853 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
13854 convert.c, convert.h, langhooks-def.h, reload1.c,
13855 tree-ssa-operands.c: Likewise.
13857 2007-07-26 Jan Hubicka <jh@suse.cz>
13859 * tree-ssa-live.c: Include debug.h and flags.h.
13860 (mark_scope_block_unused): New function.
13861 (remove_unused_scope_block_p): New function.
13862 (remove_unused_locals): Remove unused blocks too.
13864 2007-07-25 Ian Lance Taylor <iant@google.com>
13866 * combine.c (combine_max_regno): Remove. Remove all uses.
13867 (struct reg_stat_struct): Rename from struct reg_stat.
13868 (reg_stat_type): Define, and declare VECs.
13869 (reg_stat): Change from pointer to VEC. Change all uses.
13870 (combine_split_insns): New static function.
13871 (try_combine, find_split_point): Call it instead of split_insns.
13873 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13875 * cfghooks.c (split_block): Fix the information about loop latch.
13877 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13879 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
13881 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13883 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
13884 Scan the new edge for loop exit info.
13886 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
13888 * config/darwin.c: Include debug.h.
13890 2007-07-25 Steve Ellcey <sje@cup.hp.com>
13893 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
13895 2007-07-25 Steve Ellcey <sje@cup.hp.com>
13897 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
13898 (HARD_REGNO_MODE_OK): Ditto.
13899 (MODES_TIEABLE_P): Ditto.
13900 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
13901 (CLASS_MAX_NREGS): Ditto.
13902 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
13903 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
13904 (divdf3_internal_thr): Removed.
13905 * config/ia64/div.md: New file.
13906 * config/ia64/constraints.md: Add H constraint.
13908 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13910 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
13911 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
13912 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
13913 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
13914 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
13915 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
13916 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
13917 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
13918 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
13919 dump_sbitmap_file, debug_sbitmap, popcount_table,
13920 sbitmap_popcount): Constify.
13921 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
13922 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
13923 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
13924 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
13925 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
13926 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
13927 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
13928 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
13929 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
13930 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
13931 sbitmap_popcount, sbitmap_verify_popcount): Constify.
13933 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13935 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
13936 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
13937 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
13938 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
13939 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
13940 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
13941 bitmap_intersect_p, bitmap_intersect_compl_p,
13942 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13943 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
13945 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
13946 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
13947 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
13948 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
13949 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13950 debug_bitmap, debug_bitmap_file, bitmap_print,
13951 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
13952 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
13954 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
13956 * config/darwin.c (darwin_override_options): Additional fix for
13957 debug info formats that don't support var tracking.
13959 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13961 * cselib.c (entry_and_rtx_equal_p): Constify.
13962 * gengtype.c (output_mangled_typename, write_types, write_local):
13964 * gengtype.h (const_type_p): New.
13965 * see.c (eq_descriptor_extension, hash_descriptor_extension):
13967 * tlink.c (scan_linker_output): De-constify.
13968 * tree-ssa-loop-im.c (memref_eq): Constify.
13969 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
13970 (shared_bitmap_hash, shared_bitmap_eq): Constify.
13972 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13974 * c-common.c (fname_as_string, c_type_hash): Constify.
13975 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
13976 * cgraph.c (edge_hash, edge_eq): Likewise.
13977 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
13978 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
13979 reg_attrs_htab_eq): Likewise.
13980 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
13982 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
13983 const_decl_t, const_state_t, const_automata_list_el_t): New.
13984 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
13985 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
13986 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
13987 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
13988 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
13989 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
13990 compare_max_occ_cycle_nums, out_state_arcs_num,
13991 compare_transition_els_num, units_cmp, state_reservs_cmp):
13993 * genmodes.c (cmp_modes): Likewise.
13994 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
13995 * gimplify.c (compare_case_labels): Likewise.
13996 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
13997 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
13998 * matrix-reorg.c (mtt_info_hash): Likewise.
13999 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
14000 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
14001 (htab_hash_bucket, htab_hash_elem): Constify.
14002 * tree-browser.c (TB_parent_eq): Likewise.
14003 * tree-scalar-evolution.c (hash_scev_info): Likewise.
14004 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
14005 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
14006 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
14008 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
14009 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
14010 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
14011 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
14012 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
14014 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
14015 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
14016 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
14017 * tree-ssa-threadupdate.c (redirection_data_hash,
14018 redirection_data_eq): Likewise.
14019 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
14020 * tree-ssa.c (var_ann_eq): Likewise.
14021 * tree-vrp.c (compare_case_labels): Likewise.
14022 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
14023 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
14024 tree_not_check_failed, tree_class_check_failed,
14025 tree_range_check_failed, tree_not_class_check_failed,
14026 omp_clause_check_failed, omp_clause_range_check_failed,
14027 tree_contains_struct_check_failed, tree_operand_check_failed):
14029 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
14030 tree_not_check_failed, tree_class_check_failed,
14031 tree_range_check_failed, tree_not_class_check_failed,
14032 tree_operand_check_failed, omp_clause_operand_check_failed,
14033 tree_operand_length): Likewise.
14034 * var-tracking.c (const_variable): New.
14035 (variable_htab_hash, variable_htab_eq): Constify.
14036 * varasm.c (const_desc_hash): Likewise.
14038 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14040 * expr.c (handled_component_p): Constify.
14041 * fold-const.c (fit_double_type): Likewise.
14042 * real.h (real_value_from_int_cst): Likewise.
14043 * tree-flow-inline.h (gimple_in_ssa_p,
14044 gimple_aliases_computed_p, gimple_addressable_vars,
14045 gimple_call_clobbered_vars, gimple_referenced_vars,
14046 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
14047 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
14048 may_aliases, end_readonly_imm_use_p, has_zero_uses,
14049 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
14050 is_label_stmt, is_global_var, phi_ssa_name_p,
14051 factoring_name_p, is_call_clobbered, tree_common_ann,
14052 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
14053 unmodifiable_var_p, array_ref_contains_indirect_ref,
14054 ref_contains_array_ref, lookup_subvars_for_var,
14055 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
14056 gimple_mem_ref_stats): Likewise.
14057 * tree-flow.h (tree_common_ann, var_ann, function_ann,
14058 may_aliases, is_exec_stmt, is_label_stmt,
14059 ref_contains_array_ref, array_ref_contains_indirect_ref,
14060 var_can_have_subvars, overlap_subvar, is_call_clobbered,
14061 unmodifiable_var_p): Likewise.
14062 * tree-gimple.c (is_gimple_min_invariant): Likewise.
14063 * tree-gimple.h (is_gimple_min_invariant): Likewise.
14064 * tree.c (type_hash_list, attribute_hash_list, tree_size,
14065 cst_and_fits_in_hwi, real_value_from_int_cst,
14066 build_real_from_int_cst, integer_zerop, integer_onep,
14067 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
14068 tree_floor_log2, real_zerop, real_onep, real_twop,
14069 real_minus_onep, really_constant_p, purpose_member, chain_member,
14070 list_length, fields_length, int_size_in_bytes, bit_position,
14071 int_bit_position, byte_position, int_byte_position, expr_align,
14072 array_type_nelts, tree_node_structure,
14073 type_contains_placeholder_1, iterative_hash_pointer,
14074 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
14075 tree_map_base_eq, type_hash_list, type_hash_eq,
14076 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
14077 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
14078 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
14079 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
14080 int_fits_type_p, get_containing_scope, decl_function_context,
14081 decl_type_context, omp_clause_operand_check_failed,
14082 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
14083 * tree.h (omp_clause_operand_check_failed, tree_size,
14084 build_real_from_int_cst, array_type_nelts, purpose_member,
14085 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
14086 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
14087 is_attribute_p, check_qualified_type, expr_align,
14088 int_size_in_bytes, bit_position, int_bit_position, byte_position,
14089 int_byte_position, list_length, fields_length, initializer_zerop,
14090 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
14091 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
14092 tree_node_structure, handled_component_p, get_containing_scope,
14093 decl_function_context, decl_type_context, real_zerop,
14094 type_num_arguments, fit_double_type, really_constant_p,
14095 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
14096 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
14097 real_twop, real_minus_onep, int_cst_value): Likewise.
14099 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14101 * cfglayout.c (insn_scope, insn_line): Constify.
14102 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
14103 const_double_htab_hash, const_double_htab_eq,
14104 mem_attrs_htab_hash): Likewise.
14105 * loop-iv.c (biv_eq): Likewise.
14106 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
14107 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
14108 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
14110 * rtl-error.c (location_for_asm, diagnostic_for_asm,
14111 error_for_asm, warning_for_asm, _fatal_insn,
14112 _fatal_insn_not_found): Likewise.
14113 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
14114 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
14115 rtl_check_failed_type2, rtl_check_failed_code1,
14116 rtl_check_failed_code2, rtl_check_failed_code_mode,
14117 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
14118 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
14119 rtl_check_failed_type2, rtl_check_failed_code1,
14120 rtl_check_failed_code2, rtl_check_failed_code_mode,
14121 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
14122 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
14123 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
14124 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
14125 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
14126 rtx_unstable_p, get_integer_term, get_related_value,
14127 offset_within_block_p, reg_mentioned_p, count_occurrences,
14128 reg_referenced_p, reg_used_between_p, no_labels_between_p,
14129 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
14130 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
14131 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
14132 find_constant_src, find_reg_fusage, find_regno_fusage,
14133 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
14134 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
14135 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
14136 computed_jump_p, auto_inc_p, in_expr_list_p,
14137 remove_node_from_expr_list, loc_mentioned_in_p,
14138 label_is_jump_target_p, reversed_comparison_code_parts,
14139 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
14140 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
14141 print_inline_rtx): Likewise.
14142 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
14143 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
14144 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
14145 get_integer_term, get_related_value, offset_within_block_p,
14146 count_occurrences, reg_mentioned_p, no_labels_between_p,
14147 reg_used_between_p, reg_referenced_p, single_set_2,
14148 multiple_sets, set_noop_p, refers_to_regno_p,
14149 reg_overlap_mentioned_p, dead_or_set_p,
14150 covers_regno_no_parallel_p, covers_regno_p,
14151 dead_or_set_regno_p, find_reg_note, find_regno_note,
14152 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
14153 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
14154 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
14155 side_effects_p, may_trap_p_1, may_trap_p,
14156 may_trap_after_code_motion_p, may_trap_or_fault_p,
14157 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
14158 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
14159 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
14160 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
14161 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
14163 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
14164 warning_for_asm): Likewise.
14165 * tree.h (print_rtl): Likewise.
14166 * varasm.c (get_pool_mode): Likewise.
14168 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14170 * c-lex.c (c_lex_with_flags, lex_string): Constify.
14171 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
14172 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
14173 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
14174 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
14175 * ddg.c (compare_sccs): Likewise.
14176 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
14177 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
14178 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
14179 decimal_do_fix_trunc, decimal_real_to_integer,
14180 decimal_real_to_integer2, decimal_real_maxval): Likewise.
14181 * dse.c (const_group_info_t): New.
14182 (invariant_group_base_eq, invariant_group_base_hash): Constify.
14183 * dwarf2out.c (const_dw_die_ref): New.
14184 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
14185 * tree-browser.c (TB_parent_eq): Likewise.
14186 * unwind-dw2-fde.c (__register_frame_info_bases,
14187 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
14188 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
14190 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
14191 * unwind-dw2.c (uw_frame_state_for): Likewise.
14192 * value-prof.c (histogram_hash, histogram_eq): Likewise.
14193 * value-prof.h (const_histogram_value): New.
14195 2007-07-25 Richard Sandiford <richard@codesourcery.com>
14197 * config/mips/mips.c (machine_function): Add
14198 initialized_mips16_gp_pseudo_p.
14199 (mips16_gp_pseudo_reg): Do not emit the initialization of
14200 mips16_gp_pseudo_rtx when being called from the gimple cost-
14201 calculation routines; emit it on the first use outside those
14204 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14206 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
14209 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
14210 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
14211 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
14212 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
14213 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
14214 Preserve const-ness of parameters through use of __typeof(),
14215 also constify and tidy.
14217 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
14218 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
14219 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
14220 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
14221 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
14222 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
14223 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
14224 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
14225 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
14227 2007-07-25 Julian Brown <julian@codesourcery.com>
14228 Mark Shinwell <shinwell@codesourcery.com>
14230 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
14231 (alpha_mangle_type): This.
14232 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14233 (TARGET_MANGLE_TYPE): Define this instead.
14234 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
14235 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
14236 (arm_init_neon_builtins): Fix comment.
14237 (arm_mangle_map_entry): New.
14238 (arm_mangle_map): New.
14239 (arm_mangle_type): New.
14240 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
14241 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
14242 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
14243 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14244 (TARGET_MANGLE_TYPE): Define this instead.
14245 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
14246 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
14247 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
14248 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14249 (TARGET_MANGLE_TYPE): Define this instead.
14250 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
14252 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
14253 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14254 (TARGET_MANGLE_TYPE): Define this instead.
14255 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
14256 (s390_mangle_type): This.
14257 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14258 (TARGET_MANGLE_TYPE): Define this instead.
14259 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
14260 (sparc_mangle_type): This.
14261 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14262 (TARGET_MANGLE_TYPE): Define this instead.
14263 * cp/mangle.c (write_type): Call mangle_type target hook on all
14264 types before mangling. Use original type, not main variant, as
14266 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
14267 (TARGET_MANGLE_TYPE): This.
14268 * target.h (gcc_target): Rename mangle_fundamental_type to
14270 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
14271 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
14273 2007-07-25 Julian Brown <julian@codesourcery.com>
14274 Paul Brook <paul@codesourcery.com>
14275 Joseph Myers <joseph@codesourcery.com>
14276 Mark Shinwell <shinwell@codesourcery.com>
14278 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
14279 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
14280 (with_fpu): Allow --with-fpu=neon.
14281 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
14282 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
14283 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
14284 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
14285 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
14286 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
14287 (neon_emit_pair_result_insn, neon_disambiguate_copy)
14288 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
14289 (output_move_neon): Add prototypes.
14290 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
14291 (all_fpus): Add FPUTYPE_NEON.
14292 (fp_model_for_fpu): Add NEON field.
14293 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
14294 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
14296 (arm_legitimate_address_p): Don't support fancy addressing for NEON
14298 (thumb2_legitimate_address_p): Likewise.
14299 (neon_valid_immediate): Recognize and prepare constants suitable for
14301 (neon_immediate_valid_for_move): New function. Recognize and prepare
14302 immediates for NEON move instructions.
14303 (neon_immediate_valid_for_logic): New function. Recognize and
14304 prepare immediates for NEON logic instructions.
14305 (neon_output_logic_immediate): New function. Create asm string
14306 suitable for outputting immediate logic instructions.
14307 (neon_pairwise_reduce): New function. Implement reduction using
14308 pairwise operations.
14309 (neon_expand_vector_init): New function. Expand a (possibly
14310 non-constant) vector initialization.
14311 (neon_vector_mem_operand): New function. Memory operands supported
14312 for quad-word loads/stores to/from ARM or NEON registers. Don't
14313 allow base+offset addressing for core regs.
14314 (neon_struct_mem_operand): New function. Valid mems for NEON
14316 (coproc_secondary_reload_class): Enable NEON registers to be loaded
14317 from neon_vector_mem_operand addresses without a secondary register.
14318 (add_minipool_forward_ref): Handle >8-byte minipool entries.
14319 (add_minipool_backward_ref): Likewise.
14320 (dump_minipool): Likewise.
14321 (push_minipool_fix): Likewise.
14322 (output_move_quad): New function. Output quad-word moves, loads and
14323 stores using ARM registers.
14324 (output_move_vfp): Add support for vectors in VFP (NEON) D
14326 (output_move_neon): Output a NEON load/store to/from a quadword
14328 (arm_print_operand): Implement new codes:
14329 - 'c' for unadorned integers (without a # sign).
14330 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
14332 - 'e', 'f' for the low and high D parts of a NEON Q register.
14333 - 'q' outputs a NEON Q register.
14334 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
14335 - 'T' prints NEON opcode features from a coded bitmask.
14336 - 'F' is similar to T, but signed/unsigned codes both print as
14338 - 't' is similar to T, but 'u' is printed instead of 'p'.
14339 - 'O' prints 'r' if NEON instruction should perform rounding (as
14340 specified by bitmask), else prints nothing.
14341 - '#' is a punctuation character to stop operand numbers from
14342 running together with following digits in the assembler
14343 strings for instructions (when using mode attributes).
14344 (arm_assemble_integer): Handle extra NEON vector modes. Permute
14345 constant vectors in big-endian mode, where necessary.
14346 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
14347 Handle EI, OI, CI, XI modes.
14348 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
14349 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
14350 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
14351 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
14352 (neon_builtin_type_bits): Add enumeration, one bit for each vector
14354 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
14355 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
14356 to turn v8qi, etc. into bits defined above.
14357 (neon_itype): New enumeration. Classifications of NEON builtins.
14358 (neon_builtin_datum): Define struct. Contains information about
14359 a single builtin (with multiple modes).
14360 (CF): Define helper macro for...
14361 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
14363 (neon_builtin_data): New array. Define information about builtins
14364 for use during initialization/expansion.
14365 (arm_init_neon_builtins): New function.
14366 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
14368 (neon_builtin_compare): New function.
14369 (locate_neon_builtin_icode): New function. Find an insn code for a
14370 builtin given a function code for that builtin. Also return type of
14371 builtin (NEON_BINOP, NEON_UNOP etc.).
14372 (builtin_arg): New enumeration. Types of arguments for builtins.
14373 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
14374 Takes a variable argument list of builtin_arg types, terminated by
14376 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
14377 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
14378 (neon_emit_pair_result_insn): New function. Support returning pairs
14379 of vectors via a pointer.
14380 (neon_disambiguate_copy): New function. Set up operands for a
14381 multi-word copy such that registers do not get clobbered.
14382 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
14383 ARM_BUILTIN_NEON_BASE.
14384 (arm_file_start): Set float-abi attribute for NEON.
14385 (arm_vector_mode_supported_p): Enable NEON vector modes.
14386 (arm_mangle_map_entry): New.
14387 (arm_mangle_map): New.
14388 (arm_mangle_vector_type): New.
14389 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
14391 (TARGET_NEON): New macro. Target supports NEON.
14392 (fputype): Add FPUTYPE_NEON.
14393 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
14394 for vectorization based on command-line arg.
14395 (NEON_REGNO_OK_FOR_NREGS): Define.
14396 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
14397 (VALID_NEON_STRUCT_MODE): Define.
14398 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
14399 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
14400 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
14401 (consttable_16): Add pattern for outputting 16-byte minipool
14403 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
14405 (vec-common.md, neon.md): Include md files.
14406 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
14407 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
14408 (memory_constraint "Ut", "Un", "Us"): Define.
14409 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
14410 (MMX_char): New mode attribute.
14411 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
14412 (*add<mode>3_iwmmxt): New insn pattern.
14413 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
14414 (*sub<mode>3_iwmmxt): New insn pattern.
14415 (mulv4hi3): Rename to...
14416 (*mulv4hi3_iwmmxt): This.
14417 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
14418 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
14419 (uminv4hi3, uminv2si3): Remove. Replace with...
14420 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
14421 (*umin<mode>3_iwmmxt): These.
14422 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
14423 (ashr<mode>3_iwmmxt): This new pattern.
14424 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
14425 (lshr<mode>3_iwmmxt): This new pattern.
14426 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
14427 (ashl<mode>3_iwmmxt): This new pattern.
14428 * config/arm/neon-docgen.ml: New file. Generate documentation for
14430 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
14431 * config/arm/arm_neon.h: New (autogenerated).
14432 * config/arm/neon-testgen.ml: New file. Generate NEON tests
14434 * config/arm/neon.md: New file. Define NEON instructions.
14435 * config/arm/neon.ml: New file. Abstract description of NEON
14436 instructions, used to generate arm_neon.h header, documentation and
14438 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
14439 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
14441 * doc/extend.texi (ARM Built-in Functions): Rename and remove
14443 (ARM NEON Intrinsics): New subsection.
14444 * doc/arm-neon-intrinsics.texi: New (autogenerated).
14446 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
14448 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
14451 2007-07-24 Jan Hubicka <jh@suse.cz>
14453 * regclass.c (move_table): New type.
14454 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
14455 (init_move_cost): Break out from ...
14456 (init_reg_sets_1): ... here; simplify computation of
14457 have_regs-of_mode and contains_reg_of_mode.
14458 (record_reg_classes): Unswitch internal loops.
14459 (copy_cost): Trigger lazy initialization of move cost
14460 (record_address_regs): Likewise.
14462 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
14464 * config/darwin.c (darwin_override_options): Don't force on
14465 flag_var_tracking_uninit when no debug info is requested.
14467 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
14469 * cfgloop.c (init_loops_structure): New function.
14470 (flow_loops_find): Create root of the loop tree unconditionally.
14472 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
14474 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
14476 2007-07-24 Jan Hubicka <jh@suse.cz>
14478 * caller-save.c: Include ggc.h, gt-caller-save.h
14479 (reg_save_code, reg_restore_code): Rename to ...
14480 (cached_reg_save_code, cached_reg_restore_code): ... those.
14481 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
14482 (reg_save_code, reg_restore_code): New functions.
14483 (init_caller_save): Do not intialize
14484 reg_save_code/reg_restore_code tables.
14485 * Makefile.in: (gt-caller-save.h): New.
14487 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
14489 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
14490 with the mode of the original operand instead of
14493 2007-07-23 Jan Hubicka <jH@suse.cz>
14495 * config/i386/i386.c (ix86_secondary_memory_needed): Break out to...
14496 (inline_secondary_memory_needed): ... here.
14497 (ix86_memory_move_cost): Break out to ...
14498 (inline_memory_move_cost): ... here; add support for IN value of 2 for
14499 maximum of input and output; fix handling of Q_REGS on 64bit.
14500 (ix86_secondary_memory_needed): Microoptimize.
14502 2007-07-23 Sebastian Pop <sebpop@gmail.com>
14504 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
14505 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
14506 stmts_from_loop, known_dependences_p, build_rdg): New.
14507 * tree-data-ref.h: Depends on graphds.h.
14508 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
14509 (build_rdg): Declared.
14510 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
14512 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
14514 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
14517 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
14518 Jakub Jelinek <jakub@redhat.com>
14520 PR middle-end/PR28690
14521 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
14523 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
14524 and MEM_POINTER operands over REG and MEM operands.
14525 (swap_commutative_operands_p): Change return value to bool.
14526 * rtl.h: Update the corresponding prototype.
14527 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
14528 instead of gen_rtx_PLUS.
14529 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
14530 value to bool. Change function arguments to rtx's and update code
14532 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
14533 calls to match the new declaration.
14534 * simplify-rtx.c (simplify_associative_operation): Don't
14535 reorder simplify_binary_operation arguments.
14537 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14539 * config/mips/mips.c (override_options): Use mips_costs to derive
14540 the default branch cost.
14541 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
14543 * config/mips/mips.opt (mbranch-cost=): New option.
14544 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
14546 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14548 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
14549 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
14550 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
14551 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
14553 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14555 * config/mips/constraints.md (ks): New constraint.
14556 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
14557 (*add<mode>3_mips16): ...here.
14559 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
14561 * optabs.h (enum optab_index): Add new OTI_signbit.
14562 (signbit_optab): Define corresponding macro.
14563 (enum insn_code signbit_optab[]): Remove array.
14564 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
14565 (expand_copysign_absneg): If back end provides signbit insn, use it
14566 instead of bit operations on floating point argument.
14567 * builtins.c (enum insn_code signbit_optab[]): Remove array.
14568 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
14569 for availability of signbit insn.
14571 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
14572 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
14573 SSE mode is not active.
14574 (isinf<mode>2): Disable for mfpmath=sse,387.
14576 2007-07-22 Ben Elliston <bje@au.ibm.com>
14578 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
14580 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
14582 2007-07-20 Richard Guenther <rguenther@suse.de>
14584 * tree-cfg.c (verify_expr): COND_EXPRs can have any
14585 integral typed condition.
14586 * tree-ssa.c (useless_type_conversion_p): Do not preserve
14587 booleanness. Only preserve conversions from a non-base
14588 type to a base type, not in general between types with
14589 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
14590 * tree.def (COND_EXPR): Document that the condition
14591 can be of any integral type.
14593 2007-07-20 Nigel Stephens <nigel@mips.com>
14594 Richard Sandiford <richard@codesourcery.com>
14596 * config/mips/mips.h (mips_dwarf_regno): Declare.
14597 (DBX_REGISTER_NUMBER): Remove redundant brackets.
14598 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
14599 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
14600 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
14601 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
14602 (REG_CLASS_NAMES): Update accordingly.
14603 * config/mips/mips.c (mips_dwarf_regno): New array.
14604 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
14605 (mips_subword): Remove special handling for accumulator registers.
14606 (override_options): Initiailize mips_dwarf_regno. Remove use
14608 (mips_swap_registers): New function.
14609 (mips_conditional_register_usage): Swap accumulator registers
14610 around if TARGET_LITTLE_ENDIAN.
14611 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
14612 * config/mips/constraints.md (h, l): Use the endianness to choose
14613 between MD0_REG and MD1_REG.
14614 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
14615 alternative-dependent template.
14617 2007-07-20 Richard Sandiford <richard@codesourcery.com>
14619 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
14622 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
14624 * function.c (thread_prologue_and_epilogue_insns): Fix exit
14625 predecessor fallthru flags.
14627 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
14629 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
14630 of compare to the same type.
14631 * cfgloopmanip.c (add_loop): Update information about loop exits.
14632 (loop_version): Remove the innermost loop requirement.
14633 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
14634 to sizetype for pointers.
14636 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
14638 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
14639 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
14640 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
14642 * config/dfp-bit.c: Empty for TFmode conversions.
14644 2007-07-18 Caroline Tice <ctice@apple.com>
14646 * var-tracking.c (find_src_status): Check for COND_EXEC insns
14647 and handle them correctly; check that src is not NULL before
14649 (find_src_set_src): Likewise.
14651 2007-07-18 Bob Wilson <bob.wilson@acm.org>
14653 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
14654 (struct alignment_context, init_alignment_context): New.
14655 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
14656 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
14657 (XCHAL_HAVE_S32C1I): Likewise.
14658 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
14659 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
14660 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
14661 (ATOMIC, HQI): New macros.
14662 (memory_barrier, *memory_barrier): New.
14663 (sync_lock_releasesi): New.
14664 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
14665 (sync_lock_test_and_set<mode>): New.
14666 (sync_<atomic><mode>): New.
14667 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
14668 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
14669 (xtensa_expand_atomic): New.
14671 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14675 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
14676 transformation for builtin ISNORMAL.
14677 (expand_builtin): Handle BUILT_IN_ISNORMAL.
14678 * builtins.def (BUILT_IN_ISNORMAL): New.
14679 * doc/extend.texi: Document isnormal.
14681 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14685 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
14686 optabs infrastructure. Provide generic implementation for
14688 (expand_builtin): Handle FINITE/ISFINITE.
14689 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
14690 (fold_builtin_1): Likewise.
14692 * builtins.def (BUILT_IN_ISFINITE): New.
14694 * doc/extend.texi: Document isfinite.
14696 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14699 PR middle-end/20558
14701 * builtins.c (expand_builtin_interclass_mathfn): Provide a
14702 generic fallback for isinf.
14703 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
14704 calculation code ...
14705 * real.c (get_max_float): ... to here.
14706 * real.h (get_max_float): New.
14708 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14710 PR middle-end/32668
14712 * builtin-attrs.def (ATTR_TYPEGENERIC,
14713 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
14715 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
14716 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
14717 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
14718 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
14720 * c-common.c (handle_type_generic_attribute): New.
14721 (c_common_attribute_table): Add "type generic".
14723 * c-typeck.c (convert_arguments): Handle "type generic" functions.
14725 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
14727 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
14728 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
14731 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
14734 * config/cris/cris.c (cris_print_index): Don't use XEXP before
14735 checking that the operand is an expression.
14737 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
14738 Danny Smith <dannysmith@users.sourceforge.net>
14741 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
14742 file mapping object in local namespace if Windows version later
14745 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14747 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
14748 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
14749 arm_cannot_force_const_mem.
14750 (arm_cannot_force_const_mem): New function.
14751 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
14752 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
14753 of arm_tls_referenced_p.
14754 * config/arm/arm.md (movsi): Split out-of-section constants when
14755 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
14756 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
14758 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14760 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
14762 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14764 * config/mips/mips.md (*extendqihi2): Convert the destination
14767 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14769 * config/pa/fptr.c: Update license header.
14770 * config/pa/milli64.S: Likewise.
14772 2007-07-17 Nick Clifton <nickc@redhat.com>
14774 * COPYING_v3: New file. Contains version 3 of the GNU General
14776 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
14777 Lesser General Public License.
14778 * doc/include/gpl_v3.texi: New file. Contains version 3 of
14779 the GNU General Public License.
14781 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
14783 PR rtl-optimization/32773
14784 * cfglayout.c (force_one_exit_fallthru): New function.
14785 (cfg_layout_finalize): Use it.
14787 2007-07-16 Richard Guenther <rguenther@suse.de>
14788 Uros Bizjak <ubizjak@gmail.com>
14790 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
14791 before forcing it to gimple operand.
14793 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
14794 David Ung <davidu@mips.com>
14796 * config/mips/mips.h (TUNE_24K): Define.
14797 (TUNE_MACC_CHAINS): Add TUNE_24K.
14798 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
14800 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
14801 (r74k_int_madd): .. this new reservation.
14802 (define_bypass): Fixed bypasses for r74k_int_madd to use
14803 mips_linked_madd_p.
14804 * config/mips/24k.md (define_bypass): Define new
14805 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
14807 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
14808 Nigel Stephens <nigel@mips.com>
14810 * config/mips/mips.md: Include 20kc.md.
14811 * config/mips/20kc.md: New file.
14812 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
14813 (mips_adjust_cost): Tweak for 20Kc.
14814 (mips_issue_rate): Likewise.
14815 * config/mips/mips.h (TUNE_20KC): Define.
14817 2007-07-16 David Edelsohn <edelsohn@gnu.og>
14819 * config/rs6000/rs6000.c (struct processor_cost): Add
14820 cache_line_size, l1_cache_lines, and simultaneous_prefetches
14822 (*_cost): Add cache information.
14823 (rs6000_override_options): Set cache parameters.
14825 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14828 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
14829 * doc/install.texi (mips-sgi-irix6): pthread support works now.
14831 2007-07-16 Paul Brook <paul@codesourcery.com>
14834 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
14835 (cirrus_thumb2_movsi_insn): Ditto.
14837 2007-07-15 Geoffrey Keating <geoffk@apple.com>
14839 * config/rs6000/darwin-fallback.c (interpret_libc): Change
14840 CR2_REGNO to R_CR2.
14842 2007-07-15 Andrew Haley <aph@redhat.com>
14844 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
14845 before looking in the context.
14847 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14849 PR middle-end/32398
14850 PR middle-end/32769
14851 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
14852 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
14853 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
14854 (pa_output_function_prologue): Use rp_saved and
14855 current_function_is_leaf to generate .CALLINFO statement.
14856 (hppa_expand_prologue): Set rp_saved.
14857 (hppa_expand_epilogue): Use rp_saved.
14858 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
14859 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
14861 2007-07-14 Dirk Mueller <dmueller@suse.de>
14863 * omega.c (coalesce): Fix memory leak on early exit.
14864 * matrix-reorg.c (check_allocation_function): Likewise.
14865 * tree-vect-transform.c (vect_get_new_vect_var): free result
14867 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
14868 pass pointer to edge vector
14869 (partition_hot_cold_basic_blocks): Fix memory leak.
14870 * collect2.c (prefix_from_string): Free temporary storage.
14871 * reload1.c (fixup_abnormal_edges): Free sbitmap.
14873 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
14875 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
14876 (DO_GLOBAL_DTORS_BODY): Likewise.
14878 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
14879 Nigel Stephens <nigel@mips.com>
14881 * config/mips/mips.c (mips_classify_symbol): Don't return
14882 SYMBOL_SMALL_DATA for constant pool addresses if
14883 TARGET_EMBEDDED_DATA is true.
14885 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
14887 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
14888 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
14889 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
14890 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
14891 __builtin_ia32_storehps, __builtin_ia32_storelps,
14892 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
14893 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
14894 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
14895 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
14896 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
14897 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
14898 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
14899 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
14900 using def_builtin_const.
14902 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
14904 PR tree-optimization/32705
14905 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
14906 (simplify_binary_expression): Use SSA_VAL consistently.
14908 2007-07-13 David Edelsohn <edelsohn@gnu.org>
14910 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
14911 (SPEFSCR_REGNO): Delete definition.
14912 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
14913 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14914 * config/rs6000/rs6000.h: Do not define *_REGNO.
14915 LINK_REGISTER_REGNUM -> LR_REGNO.
14916 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14917 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
14918 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14919 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
14920 R_VRSAVE, R_VSCR. Use them.
14921 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
14922 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
14923 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
14924 * config/rs6000/aix.h: Define R_LR. Use it.
14926 2007-07-13 Caroline Tice <ctice@apple.com>
14928 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
14929 flag_var_tracking is explicitly turned off (i.e. when variable
14930 tracking is not feasible); otherwise, turn flag_var_tracking on when
14931 flag_var_tracking_uninit is on.
14932 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
14933 note definitions, to allow recording of initialization status in the
14935 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
14936 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
14937 determine if two note locations are equal.
14938 (output_loc_list): Don't output list entries whose start & end labels
14940 (reg_loc_descriptor): Add parameter for initialization status; pass it
14941 to other loc descriptor functions.
14942 (one_reg_loc_descriptor): Add parameter for initialization status;
14943 check its value and add DW_OP_GNU_uninit to returned loc descr if
14945 (multiple_reg_loc_descriptor): Add parameter for initialization
14947 pass init status argument to other loc descriptor functions; check
14948 value of intialization parameter and add DW_OP_GNU_uninit to returned
14949 loc descr if appropriate.
14950 (based_loc_descr): Add parameter for initialization status; add new
14951 variable for return value; check value of initialization parameter and
14952 add DW_OP_GNU_uninit to returned loc descr if appropriate.
14953 (concatn_mem_loc_descriptor): Add parameter for initialization status;
14954 pass init status argument to other loc descriptor functions; check
14955 value of intialization parameter and add DW_OP_GNU_uninit to returned
14956 loc descr if appropriate.
14957 (mem_loc_descriptor): Likewise.
14958 (concat_loc_descriptor): Likewise.
14959 (concatn_loc_descriptor): Likewise.
14960 (loc_descriptor): Add parameter for initialization status; pass it as
14961 argument to other loc descriptor function calls.
14962 (loc_descriptor_from_tree_1): Add appropriate initialization status
14963 to loc descriptor function calls.
14964 (add_location_or_const_value_attribute): Get initialization status
14965 from VAR_LOCATION note; add initialization status to loc descriptor
14967 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
14968 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
14969 status is uninitialized, add "[uninint]" to output.
14970 * common.opt (fvar-tracking-uninit): New option, similar to
14971 fvar-tracking, to turn on tracking of uninitialized variables; creates
14972 a new global flag, flag_var_tracking_uninit.
14973 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
14974 (enum var_init_status): New type, for var initialization status field.
14975 * var-tracking.c (struct location_chain_def): Two new fields, init,
14976 for initialization status, and set_src for the assignment value expr.
14977 (unshare_variable): New parameter for initialization status;
14978 initialize new init and set_src fields.
14979 (var_reg_set): New parameters for initialization status and value;
14980 pass them to set_variable_part.
14981 (var_mem_set): Likewise.
14982 (get_init_value): New function.
14983 (var_reg_delete_and_set): New initialization status & value
14984 parameters; add call to get_init_value if status is unknown; pass new
14985 parameters to clobber_variable_part and var_reg_set.
14986 (var_mem_delete_and_set): Likewise.
14987 (var_reg_delete): Pass null set_src value to clobber_variable_part.
14988 (var_mem_delete): Likewise.
14989 (variable_union): Pass status to unshare_variable; initialize new init
14990 and set_src fields. If flag_var_tracking_uninit is not set, force
14991 status to initialized.
14992 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
14993 used later to get the set_src value.
14994 (find_src_status): New function.
14995 (find_src_set_src): New function.
14996 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
14997 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
14998 MO_SET, get set_src value and pass it to var_reg_delete_and_set
14999 and var_mem_delete_and_set.
15000 (dump_variable): Print out "[uninit]" if appropriate.
15001 (set_variable_part): Add new initialization and set_src parameters;
15002 pass status to unshare_variable; set node->init and node- >set_src
15003 fields and modify slot in hash table appropriately; save the init and
15004 set_src values if appropriate and assign to the new node.
15005 (clobber_variable_part): New set_src parameter; if two nodes have
15006 same variable and same location but different set_src (assignment)
15007 values, clobber old node.
15008 (delete_variable_part): Pass init status to unshare_variable.
15009 (emit_note_insn_var_location): Add initialized var; assign var's init
15010 status to new 'initialized'; pass new init status field to calls to
15011 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
15012 status to initialized.
15013 (emit_notes_in_bb): Pass initialization status to calls to
15014 var_reg_set, var_mem_set, var_reg_delete_and_set and
15015 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
15016 var_reg_delete_and_set and var_mem_delete_and_set; call
15017 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
15018 make up for change in add_stores.
15019 (vt_add_function_parameters): Add status to calls to
15021 * config/darwin.c (darwin_override_options): Turn on uninitialized
15022 tracking automatically, if var_tracking is on and the system is
15025 2007-07-13 Sa Liu <saliu@de.ibm.com>
15027 * config.gcc: Add options for arch and tune on SPU.
15028 * config/spu/predicates.md: Add constant operands 0 and 1.
15029 * config/spu/spu-builtins.def: Add builtins for double precision
15030 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
15031 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
15033 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
15035 * config/spu/spu-protos.h: Add new function prototypes.
15036 * config/spu/spu.c (spu_override_options): Check options -march and
15038 (spu_comp_icode): Add comparison code for DFmode and vector mode.
15039 (spu_emit_branch_or_set): Use the new code for DFmode and vector
15041 (spu_const_from_int): New. Create a vector constant from 4 ints.
15042 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
15043 (spu_emit_vector_compare): New. Emit vector compare.
15044 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
15045 * config/spu/spu.h: Add options -march and -mtune. Define processor
15046 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
15047 CANONICALIZE_COMPARISON.
15048 * config/spu/spu.md: Add new insns for double precision compare
15049 and double precision vector compare. Add vcond and smax/smin patterns
15050 to enable DFmode vector conditional expression.
15051 * config/spu/spu.opt: Add options -march and -mtune.
15052 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
15053 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
15054 both CELL and CELLEDP targets: spu_testsv.
15055 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
15058 2007-07-13 Richard Guenther <rguenther@suse.de>
15060 PR tree-optimization/32721
15061 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
15062 TREE_THIS_VOLATILE on the folded reference.
15063 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
15064 if the array reference has TREE_THIS_VOLATILE set.
15066 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
15069 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
15071 2007-07-13 Andreas Schwab <schwab@suse.de>
15073 * gengtype-lex.l: Allow declarations to be indented.
15075 2007-07-12 Geoffrey Keating <geoffk@apple.com>
15077 * ginclude/tgmath.h: New.
15078 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
15079 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
15080 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
15081 * configure: Regenerate.
15083 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
15085 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
15086 correct index when setting register save state for xd
15089 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
15091 * config/sh/sh.c (mark_use): Remove.
15093 2007-07-12 Paul Brook <paul@codesourcery.com>
15095 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
15096 reg does not overlap return value.
15098 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
15100 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
15101 (set_expression_vuses): Ditto.
15102 (init_pre): Initialize expression_vuses.
15104 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
15106 * config/i386/sse.md (storentdf, storentsf): New.
15108 2007-07-12 Geoffrey Keating <geoffk@apple.com>
15110 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
15112 * tree.c (build_decl_stat): Move code from here...
15113 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
15114 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
15115 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
15116 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
15117 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
15120 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
15121 Devang Patel <dpatel@apple.com>
15123 PR tree-optimization/25413
15124 * targhooks.c (default_builtin_vector_alignment_reachable): New.
15125 * targhooks.h (default_builtin_vector_alignment_reachable): New.
15126 * tree.h (contains_packed_reference): New.
15127 * expr.c (contains_packed_reference): New.
15128 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
15129 (vect_enhance_data_refs_alignment): Call
15130 vector_alignment_reachable_p.
15131 * target.h (vector_alignment_reachable): New builtin.
15132 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
15133 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
15134 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
15136 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
15138 * target.h (builtin_vectorization_cost): Add new target builtin.
15139 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
15140 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
15141 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
15142 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
15143 uninitialized variables.
15144 * tree-vect-transform.c (cost_for_stmt): New function.
15145 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
15146 using cost 1 for all scalar stmts. Be less conservative when
15147 estimating the number of prologue/epulogue iterations. Call
15148 targetm.vectorize.builtin_vectorization_cost. Return
15149 min_profitable_iters-1.
15150 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
15151 initialization cost instead of TARG_VEC_STMT_COST. Use
15152 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
15153 epilogue code. Fix epilogue cost computation.
15154 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
15155 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
15156 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
15157 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
15158 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
15159 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
15161 2007-07-12 Richard Guenther <rguenther@suse.de>
15163 * gimplify.c (gimplify_conversion): Make sure that the result
15164 from maybe_fold_offset_to_reference is trivially convertible
15165 to the desired type before doing the simplification.
15166 (gimplify_expr): Likewise.
15167 * fold-const.c (fold_binary): Use the correct types for
15168 building the simplified expression.
15170 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
15172 PR rtl-optimization/32729
15173 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
15174 that fallthru to exit.
15176 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
15178 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
15179 (symDTPOFF2reg): Likewise.
15181 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
15183 PR tree-optimization/32663
15185 * tree.h (VALUE_HANDLE_VUSES): Remove.
15186 (struct tree_value_handle): Remove vuses.
15188 * tree-vn.c (create_value_handle_for_expr): Don't set
15189 VALUE_HANDLE_VUSES.
15191 * tree-ssa-pre.c (expression_vuses): New.
15192 (alloc_expression_id): Set up expression_vuses.
15193 (get_expression_vuses): New.
15194 (set_expression_vuses): Ditto.
15195 (clear_expression_ids): Modify for expression_vuses.
15196 (phi_translate_1): Ditto.
15197 (phi_translate_set): Ditto.
15198 (value_dies_in_block_x): Ditto
15199 (valid_in_sets): Ditto.
15200 (add_to_sets): Ditto.
15201 (find_existing_value_expr): Ditto.
15202 (create_value_handle_for_expr): Ditto.
15203 (make_values_for_stmt): Ditto.
15204 (vuse_equiv): Remove.
15206 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
15208 * Makefile.in (mostlyclean): Remove object files.
15210 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15212 * toplev.c (no_new_pseudos): Deleted.
15213 * rtl.h (no_new_pseudos): Deleted.
15214 * tree-pass.h (pass_no_new_pseudos): Deleted.
15215 * passes.c (pass_no_new_pseudos): Deleted.
15216 * final.c (rest_of_clean_state): Removed no_new_pseudos.
15217 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
15218 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
15220 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
15221 * rtlhooks.c (gen_lowpart_general): Ditto.
15222 * optabs.c (prepare_operand): Ditto.
15223 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
15225 * modulo-sched.c (rest_of_handle_sms): Ditto.
15226 * see.c (rest_of_handle_see): Ditto.
15227 * ifcvt.c (if_convert): Ditto.
15228 (gate_handle_if_after_combine): Replaced no_new_pseudos with
15230 * init-regs.c (gate_initialize_regs): Deleted set of
15232 * lower-subreg.c (decompose_multiword_subregs): Ditto.
15233 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
15234 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
15236 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
15239 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
15240 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
15241 (*vec_extractv2di_1_rex64): New insn pattern.
15243 2007-07-11 David Daney <ddaney@avtrex.com>
15245 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
15246 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
15247 for SIGNAL_UNWIND_RETURN_COLUMN.
15248 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
15249 (DWARF_FRAME_REGNUM): Rewrite.
15250 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
15252 2007-07-11 Nick Clifton <nickc@redhat.com>
15254 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
15255 delta and use gen_int_mode in place of GET_INT instead.
15257 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
15259 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
15262 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
15264 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
15265 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
15267 * params.h (VERIFY_CANONICAL_TYPES): Remove.
15268 (USE_CANONICAL_TYPES): New.
15269 * doc/invoke.texi (verify-canonical-types): Remove.
15270 (use-canonical-types): Add.
15272 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
15274 * config/spu/spu.c (spu_optimization_options): Remove setting of
15275 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
15276 (spu_override_options): Move it here.
15278 2007-07-11 Richard Sandiford <richard@codesourcery.com>
15280 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
15281 * config/mips/mips.c (mips_cpu_info_table): Mention
15282 MIPS_ISA_LEVEL_SPEC in the comment.
15284 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
15286 PR tree-optimization/32713
15287 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
15289 2007-07-11 Paolo Carlini <pcarlini@suse.de>
15291 PR middle-end/30482
15292 * c-opts.c (c_common_post_options): Do not change flag_complex_method
15293 conditional to flag_isoc99.
15294 (c_common_init_options): Do it here, unconditionally.
15296 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
15298 PR tree-optimization/32589
15299 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
15300 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
15301 * tree-ssa-propagate.c (valid_gimple_expression_p): New
15302 predicate, extracted from...
15303 (set_rhs): ...here. Call it for the expression on entry.
15304 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
15305 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
15306 (simplify_binary_expression): Use valid_gimple_expression_p
15307 to validate the simplification.
15308 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
15310 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
15312 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
15313 DWARF2_DEBUG on 32 bit target too.
15314 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
15316 2007-07-11 Nick Clifton <nickc@redhat.com>
15318 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
15319 version for 64-bit hosts.
15321 2007-07-10 David Daney <ddaney@avtrex.com>
15323 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
15325 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
15327 * config/mips/mips.c (mips_expand_synci_loop): New function.
15328 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
15329 (UNSPEC_RDHWR): Same.
15330 (UNSPEC_SYNCI): Same.
15331 (UNSPEC_SYNC): Same.
15332 (clear_cache): New expand.
15336 (clear_hazard): Same.
15337 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
15339 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
15340 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
15342 2007-07-10 Ian Lance Taylor <iant@google.com>
15344 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
15347 2007-07-10 David Daney <ddaney@avtrex.com>
15349 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
15350 * builtins.c (expand_builtin___clear_cache): New function.
15351 (expand_builtin): Call expand_builtin___clear_cache for
15352 BUILT_IN_CLEAR_CACHE case.
15353 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
15354 * doc/md.texi (clear_cache): Document new instruction pattern.
15355 * testsuite/gcc.dg/builtins-64.c: New test.
15357 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
15359 * config/cris/cris.md ("movsi"): Fix typo in last change.
15361 2007-07-09 Geoffrey Keating <geoffk@apple.com>
15364 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
15366 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
15367 * varasm.c (assemble_start_function): Honor DECL_ALIGN
15368 for FUNCTION_DECLs. Don't use align_functions_log if
15370 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
15371 even for FUNCTION_DECLs.
15372 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
15374 * tree.h (DECL_ALIGN): Update for new location of 'align'.
15375 (DECL_FUNCTION_CODE): Update for new location and name of
15377 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
15378 (struct tree_decl_common): Move 'align' and 'off_align' out
15379 of union, ensure they're still on a 32-bit boundary. Remove
15380 other fields in union 'u1'.
15381 (struct tree_function_decl): Add field 'function_code' replacing
15382 'u1.f' in tree_decl_common.
15383 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
15384 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
15385 (Variable Attributes): Cross-reference 'aligned' attribute
15386 to Function Attributes.
15387 * flags.h (force_align_functions_log): Delete.
15388 * toplev.c (force_align_functions_log): Delete.
15390 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
15393 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
15394 (*vec_concatv2di_rex): New insn pattern.
15396 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15399 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
15401 2007-07-10 Ian Lance Taylor <iant@google.com>
15403 Replace no_new_pseudos in backends.
15404 * rtl.h (can_create_pseudo_p): Define.
15405 * config/darwin.c (machopic_indirect_data_reference): Use
15406 can_create_pseudo_p () instead of no_new_pseudos.
15407 (machopic_indirect_data_reference): Likewise.
15408 (machopic_legitimize_pic_address): Likewise.
15409 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
15410 (alpha_emit_set_const_1): Likewise.
15411 (alpha_emit_set_const): Likewise.
15412 (alpha_emit_conditional_move): Likewise.
15413 (alpha_split_conditional_move): Likewise.
15414 * config/alpha/alpha.md (various splitters): Likewise.
15416 * config/arm/arm.c (legitimize_pic_address): Likewise.
15417 (arm_load_pic_register): Likewise.
15418 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
15419 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
15420 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
15421 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
15422 * config/cris/cris.md (movsi): Likewise.
15423 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
15424 (symGOTOFF2reg_hilo): Likewise.
15425 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
15426 * config/h8300/h8300.md (insv, extzv): Likewise.
15427 * config/i386/i386.c (ix86_expand_move): Likewise.
15428 (ix86_expand_vector_move): Likewise.
15429 (ix86_prepare_fp_compare_args): Likewise.
15430 (ix86_expand_carry_flag_compare): Likewise.
15431 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
15432 (tls_dynamic_gnu2_combine_32): Likewise.
15433 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
15434 * config/ia64/ia64.c (ia64_expand_move): Likewise.
15435 (ia64_expand_movxf_movrf): Likewise.
15436 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
15437 (m32c_split_move): Likewise.
15438 (m32c_expand_insv): Likewise.
15439 * config/m68k/m68k.md (movsi): Likewise.
15440 * config/mips/mips.c (mips_force_temporary): Likewise.
15441 (mips_split_symbol): Likewise.
15442 (mips_move_integer): Likewise.
15443 (mips_legitimize_const_move): Likewise.
15444 * config/mn10300/mn10300.md (movsi): Likewise.
15445 * config/pa/pa.c (emit_move_sequence): Likewise.
15446 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
15447 (rs6000_got_register): Likewise.
15448 (create_TOC_reference): Likewise.
15449 (rs6000_machopic_legitimize_pic_address): Likewise.
15450 * config/rs6000/rs6000.md (add<mode>3): Likewise.
15451 (various splitters): Likewise.
15452 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
15453 (movsi_got): Likewise.
15454 * config/s390/s390.c (emit_symbolic_move): Likewise.
15455 * config/s390/s390.md (movhi, movqi): Likewise.
15456 (load_multiple, store_multiple): Likewise.
15457 * config/score/score.c (score_force_temporary): Likewise.
15458 * config/sh/sh.c (prepare_move_operands): Likewise.
15459 (prepare_cbranch_operands): Likewise.
15460 (emit_fpu_switch): Likewise.
15461 (fpscr_set_from_mem): Likewise.
15462 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
15463 (adddi3, subsi3): Likewise.
15464 (various splitters): Likewise.
15465 (divsi_inv_fp_combine): Likewise.
15466 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
15467 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
15469 * config/sh/predicates.md (xor_operand): Likewise.
15470 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
15471 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
15472 (movdi_pic_label_ref): Likewise.
15473 * config/spu/spu.c (spu_split_immediate): Likewise.
15474 * config/alpha/alpha.md (various splitters): Remove test
15475 !no_new_pseudos || reload_completed.
15476 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
15478 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
15479 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
15480 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
15481 * config/score/score.c (th_output_mi_thunk): Likewise.
15482 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
15483 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
15485 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
15487 PR rtl-optimization/32664
15488 * mode-switching.c (create_pre_exit): Skip barrier insns.
15490 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
15492 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
15493 force_gimple_operand_bsi.
15494 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
15495 rewrite_use_compare): Ditto.
15496 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
15498 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
15499 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
15500 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
15501 * tree-profile.c (prepare_instrumented_value,
15502 tree_gen_interval_profiler, tree_gen_pow2_profiler,
15503 tree_gen_one_value_profiler, tree_gen_ic_profiler,
15504 tree_gen_ic_func_profiler, tree_gen_average_profiler,
15505 tree_gen_ior_profiler): Ditto.
15506 * tree-ssa-reassoc.c (negate_value): Ditto.
15507 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
15508 Use force_gimple_operand_bsi.
15509 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
15510 * tree-if-conv.c (add_to_dst_predicate_list,
15511 find_phi_replacement_condition): Ditto.
15512 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
15513 Call mark_symbols_for_renaming for new statements.
15514 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
15516 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
15518 * cfghooks.c (remove_edge): New function.
15519 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
15521 * cfghooks.h (remove_edge): Declare.
15522 * cfg.c (remove_edge): Renamed to remove_edge_raw.
15523 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
15525 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
15527 * optabs.h: Added declaration for signbit_optab.
15528 * optabs.c: (init_optabs): Added initialization for signbit_optab.
15529 * genoptinit.c (optabs): Added entry for signbit insns.
15530 * builtins.c (expand_builtin_signbit): Added code to use a signbit
15531 insn, if available.
15532 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
15533 * config/s390/s390.md (signbit<mode>2): New expander.
15535 2007-07-09 Richard Guenther <rguenther@suse.de>
15537 PR middle-end/32698
15538 * fold-const.c (fold_plusminus_mult_expr): Move constant
15539 arguments second to allow decomposing.
15541 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
15544 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
15546 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
15547 Disregard DECL_FROM_INLINE.
15549 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
15552 * doc/invoke.texi: Add ftree-reassoc flag.
15553 * common.opt (ftree-reassoc): New flag.
15554 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
15555 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
15557 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
15559 PR tree-optimization/32681
15560 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
15561 saved in second_edge->aux when first_bb is a loop header.
15563 2007-07-09 Jan HUbicka <jh@suse.cz>
15565 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
15567 2007-07-09 Richard Guenther <rguenther@suse.de>
15569 * c-decl.c (start_function): Do not promote return type.
15571 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
15573 * function.c (do_warn_unused_parameter): Do not warn if
15574 TREE_NO_WARNING is set.
15576 2007-07-08 Andreas Schwab <schwab@suse.de>
15578 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
15580 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
15583 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
15585 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
15586 apply to assembly language, too.
15587 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
15589 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
15591 Revert (note the sccvn portions are *not* reverted)
15592 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
15594 Fix PR tree-optimization/23488
15596 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
15598 * tree-flow-inline.h (get_value_handle): Ditto.
15599 * tree-ssa-pre.c (decl_vh_map): New.
15600 (decl_node_pool): New.
15601 (can_value_number_operation): Support DECL_P.
15602 (can_PRE_operation): Ditto.
15603 (create_expression_by_pieces): Ditto.
15604 (find_existing_value_expr): Modify to differnetiate between
15605 addressing and top level.
15606 (create_value_handle_for_expr): Handle DECL's.
15607 (poolify_tree): Ditto.
15608 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
15609 (make_values_for_stmt): Handle DECL's properly.
15610 (init_pre): Reorg to not init useless things during FRE.
15612 * tree-flow.h: Include pointer-set.h.
15613 (decl_vh_map): Declare.
15614 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
15616 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
15618 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
15619 the constraint description.
15620 * doc/md.texi: Update documentation of AVR constraints.
15622 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
15624 * auto-inc-dec.c, config/arm/arm.c,
15625 config/m32r/constraints.md, config/mips/mips.md,
15626 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
15627 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
15628 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
15629 typos. Follow spelling conventions.
15630 * doc/invoke.texi, doc/rtl.texi: Fix typos.
15632 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
15633 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
15635 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
15636 realloc_vuse): Remove.
15637 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
15640 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
15642 Fix PR tree-optimization/23488
15644 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
15645 (try_to_simplify): Ditto.
15646 (visit_use): Ditto.
15647 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
15649 * tree-flow-inline.h (get_value_handle): Ditto.
15650 * tree-ssa-pre.c (decl_vh_map): New.
15651 (decl_node_pool): New.
15652 (can_value_number_operation): Support DECL_P.
15653 (can_PRE_operation): Ditto.
15654 (create_expression_by_pieces): Ditto.
15655 (find_existing_value_expr): Modify to differnetiate between
15656 addressing and top level.
15657 (create_value_handle_for_expr): Handle DECL's.
15658 (poolify_tree): Ditto.
15659 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
15660 (make_values_for_stmt): Handle DECL's properly.
15661 (init_pre): Reorg to not init useless things during FRE.
15663 * tree-flow.h: Include pointer-set.h.
15664 (decl_vh_map): Declare.
15665 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
15667 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
15669 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
15670 apply to assembly language, too.
15671 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
15673 2007-07-06 Ian Lance Taylor <iant@google.com>
15674 Zack Weinberg <zackw@panix.com>
15676 PR middle-end/32441
15677 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
15679 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15681 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
15682 (prefetch): Likewise if "pref" would be used.
15684 2007-07-06 Josh Conner <jconner@apple.com>
15686 PR middle-end/32602
15687 PR middle-end/32603
15688 * calls.c (store_one_arg): Handle arguments which are partially
15689 on the stack when detecting argument overlap.
15691 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
15693 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
15694 chosen during find_reloads.
15696 2007-07-06 Richard Guenther <rguenther@suse.de>
15698 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
15699 TYPE_ARG_TYPES for verification of argument types. Use
15700 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
15701 parameters as variable arguments.
15703 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
15705 * libgcc2.h (word_type): Type definition removed.
15706 (cmp_return_type, shift_count_type): Type definitions added.
15707 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
15708 replaced with shift_count_type.
15709 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
15711 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
15712 changed from word_type to Wtype.
15713 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
15714 replaced with shift_count_type.
15715 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
15717 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
15718 and libgcc_shift_count attribute added.
15719 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
15720 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
15721 (TARGET_INITIALIZER): New target hooks added.
15722 * targhooks.c (default_libgcc_cmp_return_mode,
15723 default_libgcc_shift_count_mode): Default implementations for the new
15724 target hooks added.
15725 * targhooks.h (default_libgcc_cmp_return_mode,
15726 default_libgcc_shift_count_mode): Function prototypes added.
15727 * target.h (struct gcc_target): Fields for the new target hooks added.
15728 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
15730 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
15733 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
15734 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
15736 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
15737 s390_libgcc_shift_count_mode): Functions added.
15738 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
15739 Target hooks defined.
15741 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15743 * config/mips/mips.c (compute_frame_size): Restore the original
15744 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
15745 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
15746 Document why the difference is needed.
15748 2007-07-06 Richard Guenther <rguenther@suse.de>
15750 * c-common.c (boolean_increment): Use correctly typed
15753 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15755 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
15756 the topmost argument register is not also included in the save mask.
15757 (mips16e_collect_argument_save_p): Take a pointer to the argument
15758 register, rather than a pointer to the number of arguments.
15759 (mips16e_collect_argument_saves): Only include argument saves
15760 that aren't in the register mask.
15762 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
15764 PR rtl-optimization/32450
15765 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
15766 to ensure that instructions are not moved into the prologue when
15767 profiling is on. Remove unused prologue_end variable.
15768 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
15769 as a scheduling barrier.
15771 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
15774 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
15775 Disregard DECL_FROM_INLINE.
15777 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
15779 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
15780 IORing with a constant.
15782 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
15784 PR rtl-optimization/32475
15785 * df-scan.c (df_def_record_1): Add a use of the stack pointer
15786 for every definition of the stack pointer.
15788 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
15790 * arm.c (vfp3_const_double_index): Copy signed results of
15791 REAL_VALUE_TO_INT into unsigned vars.
15793 2007-07-05 Richard Guenther <rguenther@suse.de>
15795 PR middle-end/32639
15796 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
15798 * tree-ssa.c (useless_type_conversion_p): Check canonical
15801 2007-07-05 Anatoly Sokolov <aesok@post.ru>
15803 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
15804 zero_extendhisi2): Change to define_insn_and_split.
15805 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
15807 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
15809 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
15810 pass_match_asm_constraints): New.
15811 * passes.c (init_optimization_passes): Add new pass.
15812 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
15813 * function.h (struct function): Add has_asm_statement bit.
15814 (current_function_has_asm_statement): New.
15815 * tree-pass.h (pass_match_asm_constraints): New.
15817 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
15819 * config/mips/mips.c (mips_file_start): Avoid declaration
15822 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15824 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
15826 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
15828 * rtl.def (NOTE): Change print format string to print
15829 operand 5 as a note insn name.
15831 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15832 David Ung <davidu@mips.com>
15834 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
15835 * doc/invoke.texi: (MIPS Options): Document them.
15837 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15838 David Ung <davidu@mips.com>
15840 Add support for SmartMIPS ASE.
15842 * optabs.c (expand_binop_directly): New, broken out from...
15843 (expand_binop): Here. Make it try rotating in the other
15844 direction even when the second operand isn't constant.
15845 * config/mips/mips.md (*lwxs): New.
15846 * config/mips/mips.opt (msmartmips): New.
15847 * config/mips/mips.c (mips_lwxs_address_p): New.
15848 (mips_rtx_costs): Make it recognize scaled indexed addressing.
15849 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
15850 __mips_smartmips when compiling for TARGET_SMARTMIPS.
15851 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
15852 (ISA_HAS_LWXS): New.
15853 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
15854 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
15855 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
15856 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
15857 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
15858 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
15859 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
15861 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
15863 * tree-vectorizer.c (new_loop_vec_info): Initialize
15864 LOOP_VINFO_COST_MODEL_MIN_ITERS.
15865 * tree-vectorizer.h (_loop_vec_info): Added new filed
15866 min_profitable_iters.
15867 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
15868 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
15869 * tree-vect-analyze.c (vect_analyze_operations): Set
15870 LOOP_VINFO_COST_MODEL_MIN_ITERS.
15871 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
15872 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
15873 Fix calculation of peel_iters_prologue. Move consideration of epilogue
15874 and prologue cost to after they are computed.
15875 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
15876 TARG_VEC_STMT_COST.
15877 (vect_model_simple_cost): Takes additional argument dt. Consider cost
15878 of creating vectors from scalars according to dt.
15879 (vect_model_store_cost): Likewise.
15880 (vectorizable_call): Use dt array instead of scalar dt. Call
15881 vect_model_simple_cost with additional argument dt.
15882 (vectorizable_assignment): Likewise.
15883 (vectorizable_operation): Likewise.
15884 (vectorizable_type_demotion): Likewise.
15885 (vectorizable_type_promotion): Likewise.
15886 (vectorizable_store): Use dt array instead of scalar dt. Call
15887 vect_model_store_cost with additional argument dt.
15888 (vect_do_peeling_for_loop_bound): Don't call
15889 vect_estimate_min_profitable_iters. Instead, lookup
15890 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
15891 "may not be profitable".
15893 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
15896 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
15897 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
15898 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
15899 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
15901 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
15903 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
15904 addressing modes cheaper.
15906 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
15908 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
15909 (dw_ranges_struct): Rename block_num to num. Adjust.
15910 (dw_ranges_by_label_struct): New.
15911 (ranges_by_label, ranges_by_label_allocated,
15912 ranges_by_label_in_use): New variables.
15913 (add_ranges_num): Factored most of the code out of...
15914 (add_ranges): ... this one. Rewrite in terms of the former.
15915 (add_ranges_by_labels): New.
15916 (output_ranges): Output by-label ranges.
15917 (dwarf2out_finish): Output range for multiple-section
15918 compile_unit. Output standard DW_AT_low_pc in addition to
15919 unexpected DW_AT_entry_pc.
15921 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
15923 PR tree-optimization/32604
15924 PR tree-optimization/32606
15926 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
15927 (compute_antic_safe): Removed.
15928 (ANTIC_SAFE_LOADS): Ditto.
15929 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
15930 (execute_pre): Don't call compute_antic_safe.
15931 (vuse_equiv): New function.
15932 (make_values_for_stmt): Use it
15933 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
15936 2007-07-04 Anatoly Sokolov <aesok@post.ru>
15939 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
15940 rather than a decl.
15941 (avr_attribute_table): Make "naked" attribute apply to function types
15942 rather than to decls.
15943 (avr_handle_fntype_attribute): New function.
15945 2007-07-04 Joseph Myers <joseph@codesourcery.com>
15947 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
15950 2007-07-04 David Ung <davidu@mips.com>
15951 Joseph Myers <joseph@codesourcery.com>
15953 * config/mips/mips.md (type): Add logical, signext and move.
15954 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
15955 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
15956 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
15957 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
15958 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
15959 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
15960 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
15961 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
15962 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
15963 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
15964 movv2sf_hardfloat_64bit): Use the new types.
15965 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
15966 *movdf_softfloat, *movdf_mips16): Use "multi".
15967 (extendqihi2): Replace with a define_expand.
15968 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
15969 Based on extend<SHORT:mode><GPR:mode>2 patterns.
15970 * config/mips/74k.md (r74k_int_logical): New reservation and
15972 (r74k_int_arith): Remove "slt".
15973 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
15974 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
15975 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
15976 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
15977 reservations for "arith".
15979 2007-07-04 Richard Guenther <rguenther@suse.de>
15981 * tree-ssa.c (useless_type_conversion_p): Add handling for
15982 scalar float and vector types. Only call the types_compatible_p
15983 langhook for aggregate types as last resort. Follow the
15986 2007-07-04 Richard Guenther <rguenther@suse.de>
15988 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
15989 the same as NOP_EXPR.
15991 2007-07-04 Nick Clifton <nickc@redhat.com>
15993 * target.h (struct gcc_target): Add target_help field.
15994 * target-def.h (TARGET_HELP): New.
15995 (TARGET_INITIALIZER): Use TARGET_HELP.
15996 * opts.c (command_handle_option): Invoke target_help function, if
15997 defined, when the user has specified --target-help on the command
15999 * doc/invoke.texi: Mention that --target-help might print
16000 additional information.
16001 * doc/tm.texi: Document TARGET_HELP hook.
16003 * arm.c (TARGET_HELP): Override default definition.
16004 (arm_target_help): New - display a wrapped list of cores and
16005 architectures supported.
16007 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
16009 * config/v850/v850.c (expand_prologue): Make sure
16010 GEN_INT() argument is sign extended rather than zero extended.
16011 (expand_epilogue): Likewise.
16012 (output_move_double): Delete.
16013 * config/v850/v850-protos.h (output_move_double): Delete.
16014 * config/v850/v850.md (movdi): Delete.
16015 (*movdi_internal): Delete.
16017 (*movdf_internal): Delete.
16019 2007-07-04 Richard Sandiford <richard@codesourcery.com>
16021 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
16022 unless compiling RTP PIC.
16024 2007-07-04 Richard Guenther <rguenther@suse.de>
16026 PR tree-optimization/32482
16027 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
16028 original ssa name if we didn't find a shift expression.
16029 Fix shift constant for bit zero test.
16031 2007-07-04 Richard Sandiford <richard@codesourcery.com>
16033 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
16035 2007-07-04 Richard Sandiford <richard@codesourcery.com>
16037 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
16038 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
16039 * config/arm/vxworks.h (ASM_SPEC): Delete.
16040 (SUBTARGET_EXTRA_ASM_SPEC): Define.
16042 2007-07-04 Sebastian Pop <sebpop@gmail.com>
16044 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
16045 (DDR_REVERSED_P): New.
16046 * tree-data-ref.c (initialize_data_dependence_relation,
16047 build_classic_dist_vector): Set DDR_REVERSED_P.
16049 2007-07-04 Sebastian Pop <sebpop@gmail.com>
16051 PR middle-end/32457
16052 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
16053 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
16054 init_omega_for_ddr_1): Use non conservative number of iterations
16056 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
16057 (analyze_siv_subscript): Remove FIXME and reinitialization of
16058 last_conflicts to chrec_dont_know.
16059 * testsuite/gfortran.dg/vect/pr32457.f90: New.
16061 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
16063 * tree.c (maybe_canonicalize_argtypes): Improve description.
16065 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
16067 * tree.c (maybe_canonicalize_argtypes): New.
16068 (build_function_type): Set canonical type.
16069 (build_method_type_directly): Ditto.
16070 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
16073 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16075 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
16077 (rewrite_use_nonlinear_expr): Likewise.
16079 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
16081 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
16083 2007-07-04 Ben Elliston <bje@au.ibm.com>
16085 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
16088 * c-objc-common.c (c_types_compatible_p): Fix indentation.
16090 * doc/tm.texi (Run-time Target): Capitalise "CPU".
16091 (Exception Handling): Likewise.
16093 2007-07-03 Jan Hubicka <jh@suse.cz>
16095 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
16097 2007-07-03 Eric Christopher <echristo@apple.com>
16099 * doc/cppopts.texi: Add conflicting option note to -dM.
16100 * doc/invoke.texi: Add note about possible conflicts with
16101 -E for -dCHARS and note that -dM will not produce
16102 any results if there is no machine dependent reorg.
16104 2007-07-03 Geoffrey Keating <geoffk@apple.com>
16106 * tree.h (DECL_ALIGN): Back out previous change.
16108 2007-07-03 Joseph Myers <joseph@codesourcery.com>
16110 * configure.ac: Test for .dtprelword support on MIPS.
16111 * configure, config.in: Regenerate.
16112 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
16113 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16115 2007-07-03 Julian Brown <julian@codesourcery.com>
16117 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
16118 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
16119 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
16120 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
16122 (all_fpus): Add FPUTYPE_VFP3.
16123 (fp_model_for_fpu): Add VFPv3 field.
16124 (arm_rtx_costs_1): Give cost to VFPv3 constants.
16125 (vfp3_const_double_index): New function. Return integer index of
16126 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
16128 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
16129 and argument represents a valid RTX for a VFPv3 constant.
16130 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
16132 (vfp_emit_fstmd): Similar, for fstmd.
16133 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
16134 constants, represented as integer indices.
16135 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
16136 VFP_REGNO_OK_FOR_DOUBLE macros.
16137 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
16138 (arm_file_start): Set float-abi attribute for VFPv3, and output
16139 correct ".fpu" assembler directive.
16140 (arm_dbx_register_numbering): Add FIXME.
16141 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
16142 (fputype): Add FPUTYPE_VFP3.
16143 (FIXED_REGISTERS): Add 32 registers for D16-D31.
16144 (CALL_USED_REGISTERS): Likewise.
16145 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
16146 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
16147 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
16148 (D7_VFP_REGNUM): New.
16149 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
16150 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
16151 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
16152 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
16153 (REG_ALLOC_ORDER): Adjust for VFPv3.
16154 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
16155 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
16156 VFP_LO_REGS, VFP_HI_REGS.
16157 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
16158 (IS_VFP_CLASS): Define macro.
16159 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
16161 (REGISTER_MOVE_COST): Likewise.
16162 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
16163 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
16164 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
16165 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
16166 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
16167 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
16168 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
16169 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
16170 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
16171 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
16172 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
16173 where appropriate for single-word registers.
16174 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
16175 As above. Fix type attributes.
16176 * config/arm/constraints.md (register_contraint "t"): Define.
16177 (register_constraint "w"): Change to D0-D15, or D0-D31 for
16179 (register_constraint "x"): Define.
16180 (constraint "Dv"): Define.
16182 2007-07-03 Geoffrey Keating <geoffk@apple.com>
16184 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
16186 2007-07-03 Tom Tromey <tromey@redhat.com>
16188 * c-parser.c (objc_pq_context): Removed.
16189 (objc_need_raw_identifier): Likewise.
16190 (c_parser) <objc_pq_context>: New field.
16191 <objc_need_raw_identifier>: Likewise.
16192 (OBJC_NEED_RAW_IDENTIFIER): Removed.
16193 (c_lex_one_token): Update.
16194 (c_parser_objc_protocol_definition): Update.
16195 (c_parser_objc_method_definition): Update.
16196 (c_parser_objc_methodproto): Update.
16197 (c_parser_declspecs): Update.
16199 2007-07-03 David Ung <davidu@mips.com>
16201 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
16203 2007-07-03 David Ung <davidu@mips.com>
16204 Richard Sandiford <richard@codesourcery.com>
16206 * doc/invoke.texi: Document -march=74kf3_2.
16207 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
16208 (TUNE_74K): Check for it.
16209 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
16210 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
16211 * config/mips/mips.md (cpu): Add 74kf3_2.
16212 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
16213 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
16214 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
16215 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
16216 74kf3_2 to the CPU list.
16217 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
16218 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
16219 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
16220 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
16221 (r74kf3_2_fxfer_from_c1): New insn reservations.
16223 2007-07-03 Richard Sandiford <richard@codesourcery.com>
16224 David Ung <davidu@mips.com>
16226 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
16227 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
16228 and 74k[fx]. Document aliases for the new options.
16229 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
16230 (PROCESSOR_24KF2_1): ...this.
16231 (PROCESSOR_24KX): Rename to...
16232 (PROCESSOR_24KF1_1): ...this.
16233 (PROCESSOR_74KF): Rename to...
16234 (PROCESSOR_74KF2_1): ...this.
16235 (PROCESSOR_74KX): Rename to...
16236 (PROCESSOR_74KF1_1): ...this.
16237 (TUNE_74K): Update PROCESSOR_* names.
16238 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
16239 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
16240 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
16241 (mips_rtx_cost_data): Update processor names in comments.
16242 (mips_issue_rate): Update PROCESSOR_* names.
16243 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
16244 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
16245 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
16246 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
16247 Update cpu attribute names.
16248 (r24k_fpu_iss): Rename this reservation to...
16249 (r24kf2_1_fpu_iss): ...this and update all uses.
16250 (r24kx_fpu_iss): Rename this reservation to...
16251 (r24kf1_1_fpu_iss): ...this and update all uses.
16252 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
16253 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
16254 Update cpu attribute names.
16256 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
16258 * config/m32r/constraints.md: New file.
16259 * config/m32r/m32r.c: Include tm-constrs.h.
16260 (small_data_operand): Use satisfies_constraint_* instead of macro.
16261 (addr24_operand, gen_compare): Likewise.
16262 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
16263 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
16264 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16265 EXTRA_CONSTRAINT): Likewise.
16266 * config/m32r/m32r.md: Include constraints.md.
16267 (*movsi_insn): Use satisfies_constraint_* instead of macro.
16268 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
16269 * config/m32r/predicates.md (conditional_move_operand): Likewise.
16270 (two_insn_const_operand, int8_operand, uint16_operand,
16271 reg_or_int16_operand, reg_or_uint16_operand,
16272 reg_or_cmp_int16_operand, cmp_int16_operand,
16273 seth_add3_operand): Likewise.
16275 2007-07-03 Eric Christopher <echristo@gmail.com>
16277 * libgcc2.h: Conditionally declare __bswapsi2 and
16280 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
16282 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
16285 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16288 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
16289 (__gthrw_pragma): Provide default definition.
16290 (__gthrw2): Use it.
16291 * gthr-posix.c (__gthrw_pragma): Define.
16293 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
16295 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
16296 before declaring inequality.
16298 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
16300 * combine.c (recog_for_combine): Log the success or failure of
16301 matching new insn patterns against the machine description in
16304 2007-07-03 Revital Eres <eres@il.ibm.com>
16306 * ddg.c (print_sccs): New function.
16307 (check_sccs): New function.
16308 (create_ddg_all_sccs): Use it.
16309 * ddg.h (print_sccs): Declare.
16310 * modulo-sched.c (sms_order_nodes): Call print_sccs.
16312 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
16314 * targhooks.h (default_mode_for_suffix): New function declaration.
16315 * targhooks.c (default_mode_for_suffix): New default target hook.
16316 * target.h (struct c): New structure in the targetm struct.
16317 (mode_for_suffix): New target hook as part of struct c.
16318 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
16319 default_mode_for_suffix.
16320 (TARGET_C): New define.
16321 * c-lex.c: Include "target.h".
16322 (interpret_float): Use targetm.c.mode_for_suffix to determine
16323 the mode for a given non-standard suffix.
16324 Makefile.in (c-lex.o): Depend on $(TARGET_H).
16326 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
16327 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
16329 * doc/extend.texi (Floating Types): New node. Document __float80 and
16330 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
16332 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
16335 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
16336 predicate instead of target_operand.
16337 (divsi3_i1_media, divsi3_media_2): Likewise.
16339 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
16341 * tree.h (alias_sets_might_conflict_p): Rename into
16342 alias_sets_must_conflict_p.
16343 * alias.c (alias_sets_might_conflict_p): Likewise.
16344 (alias_sets_conflict_p): Use it.
16345 (objects_must_conflict_p): Likewise.
16346 * c-common.c (strict_aliasing_warning): Adjust.
16348 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
16350 * rtlhooks.c (gen_lowpart_if_possible): Check for
16351 invalid subreg before calling gen_lowpart_SUBREG.
16353 2007-07-02 Geoffrey Keating <geoffk@apple.com>
16355 * config/darwin9.h: Add copyright notice.
16356 (LINK_COMMAND_SPEC): Add comment.
16357 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
16358 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
16359 DARWIN_LIBSYSTEM_HAS_UNWIND.
16361 2007-07-02 Jakub Jelinek <jakub@redhat.com>
16364 * omp-low.c (check_combined_parallel): New function.
16365 (lower_omp_parallel): Call it via walk_stmts, set
16366 OMP_PARALLEL_COMBINED if appropriate.
16367 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
16368 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
16369 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
16370 don't consider it as combined parallel.
16372 2007-07-02 Richard Sandiford <richard@codesourcery.com>
16374 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
16375 (gcc_tooldir): Likewise.
16376 * configure: Regenerate.
16377 * Makefile.in (libsubdir_to_prefix): New variable, based on the
16378 old configure.ac gcc_tooldir setting.
16379 (prefix_to_exec_prefix): New variable.
16380 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
16381 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
16383 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
16385 Fix PR tree-optimization/32583
16386 Fix PR tree-optimization/32584
16387 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
16388 (phi_translate_set): Use phi_translate directly now.
16389 (make_values_for_stmt): Don't value number RHS if we already know
16392 2007-07-02 Steve Ellcey <sje@cup.hp.com>
16393 Jim Wilson <wilson@specifix.com>
16396 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
16399 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
16400 Richard Sandiford <richard@codesourcery.com>
16401 Nigel Stephens <nigel@mips.com>
16403 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
16404 (mips16e_output_save_restore): Declare.
16405 (mips16e_save_restore_pattern_p): Likewise.
16406 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
16407 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
16408 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
16409 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
16410 (BITSET_P): New global macro, extracted from...
16411 (mips_for_each_saved_reg): ...here.
16412 (mips16e_save_restore_info): New struct.
16413 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
16414 (mips16e_save_restore_regs): New variable.
16415 (mips_split_plus, mips16e_find_first_register): New functions.
16416 (mips16e_mask_registers): New function.
16417 (compute_frame_size): Expand the commentary before the function.
16418 Enforce the MIPS16e save and restore register range restrictions.
16419 Pad the general register save area at the low end.
16420 (mips16e_save_restore_reg, mips16e_build_save_restore)
16421 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
16422 (mips16e_output_save_restore, mips16e_collect_propagate_value)
16423 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
16425 (mips_expand_prologue, mips_expand_epilogue): Handle
16426 GENERATE_MIPS16E_SAVE_RESTORE.
16427 * config/mips/mips.md (*mips16e_save_restore): New pattern.
16429 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
16431 PR tree-optimization/31966
16432 PR tree-optimization/32533
16433 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
16434 "basic_block" description as its third argument. Update function
16435 calls to get destination bb from "edge" argument. Save "cond" into
16436 aux field of the edge. Update prototype for changed arguments.
16437 (if_convertible_loop_p): Clear aux field of incoming edges if bb
16439 (find_phi_replacement_condition): Operate on incoming edges, not
16440 on predecessor blocks. If there is a condition saved in the
16441 incoming edge aux field, AND it with incoming bb predicate.
16442 Return source bb of the first edge.
16443 (clean_predicate_lists): Clean aux field of outgoing node edges.
16444 (tree_if_conversion): Do not initialize cond variable. Move
16445 variable declaration into the loop.
16446 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
16447 initializations of new_stmt, arg0 and arg1 variables.
16449 2007-07-02 Jakub Jelinek <jakub@redhat.com>
16451 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
16452 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
16454 2007-07-02 Richard Guenther <rguenther@suse.de>
16456 * tree-ssa.c (useless_type_conversion_p): Document
16457 future intent as defining the middle-end type system.
16458 Re-structure to call langhook last, group by type class,
16459 mark questionable parts.
16461 2007-07-02 Richard Guenther <rguenther@suse.de>
16463 * tree-flow.h (types_compatible_p): Declare.
16464 * tree-ssa.c (types_compatible_p): New function.
16465 * ipa-type-escape.c (discover_unique_type): Use
16466 types_compatible_p instead of lang_hooks.types_compatible_p.
16467 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
16468 * tree-vn.c (expressions_equal_p): Likewise.
16469 * tree.c (fields_compatible_p): Likewise.
16470 * tree-ssa-dom.c (avail_expr_eq): Likewise.
16471 (cprop_operand): Use useless_type_conversion_p instead of
16472 lang_hooks.types_compatible_p.
16473 * tree-inline.c (setup_one_parameter): Likewise.
16474 (declare_return_variable): Likewise.
16475 * tree-nrv.c (tree_nrv): Likewise.
16476 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
16477 (maybe_fold_offset_to_component_ref): Likewise.
16478 (maybe_fold_offset_to_reference): Likewise.
16479 * tree-ssa-copy.c (may_propagate_copy): Likewise.
16480 (merge_alias_info): Likewise.
16481 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
16482 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
16483 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
16484 * tree-tailcall.c (find_tail_calls): Likewise.
16485 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
16486 * gimplify.c (canonicalize_addr_expr): Likewise.
16487 (fold_indirect_ref_rhs): Likewise.
16488 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
16489 (cpt_same_type): Likewise.
16490 (check_pointer_types_r): Swap parameters to cpt_same_type
16492 * fold-const.c (fold_convert): Revert fix for PR15988.
16493 * tree-inline.c (setup_one_parameter): Instead fix it here by
16494 using fold_build1 instead of fold_convert and checking for
16495 error_mark_node. Convert only if the conversion is necessary.
16497 2007-07-02 Joseph Myers <joseph@codesourcery.com>
16499 * configure.ac: Check for .gnu_attribute on Power.
16500 * configure: Regenerate.
16501 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
16502 attribute for floating-point ABI.
16504 2007-07-02 Ira Rosen <irar@il.ibm.com>
16506 PR tree-optimization/32230
16507 PR tree-optimization/32477
16508 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
16509 address is a constant.
16511 2007-07-02 Richard Sandiford <richard@codesourcery.com>
16513 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
16514 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
16515 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
16516 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
16517 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
16518 64-bit targets. Add support for *-elfoabi*.
16519 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
16520 different settings if $(tm_defines) does not select the EABI.
16521 (MULTILIB_EXCLUSIONS): Define in those circumstances.
16522 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
16523 (MIPS_ARCH_OPTION_SPEC): Likewise.
16524 (MIPS_ISA_LEVEL_SPEC): Likewise.
16525 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
16526 * config/mips/elfoabi.h: New file.
16528 2007-07-02 Richard Guenther <rguenther@suse.de>
16530 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
16531 (useless_type_conversion_p): ... this.
16532 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
16533 (useless_type_conversion_p): ... this.
16534 * builtins.c (fold_builtin_memory_op): Rename
16535 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
16536 * tree-cfg.c (verify_expr): Likewise.
16537 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
16538 * tree-ssa-ccp.c (ccp_fold): Likewise.
16539 * tree-ssa-copy.c (may_propagate_copy): Likewise.
16540 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
16541 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
16542 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
16543 * tree-ssa-pre.c (eliminate): Likewise.
16544 * tree-ssa.c (delete_tree_ssa): Likewise.
16545 (tree_ssa_useless_type_conversion): Likewise.
16546 * tree.c (build2_stat): Likewise.
16548 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
16550 Fix PR tree-optimization/32571
16551 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
16554 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
16556 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
16557 and other expected operations explicitly, change default to
16560 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
16562 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
16564 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
16565 (tls_load_dot_plus_eight): Move the label number into the unspec.
16566 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
16568 2007-07-01 Andreas Schwab <schwab@suse.de>
16570 * dwarf2out.c (initial_return_save): Define only if used.
16572 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
16574 Unreverting Richard's Revert of:
16576 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16578 * dce.c (deletable_insn_p_1): New function, split out from...
16579 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16580 specially, not those inside PARALLELs. Remove BODY argument
16581 and adjust recursive call accordingly.
16582 (prescan_insns_for_dce): Update call to delete_insn_p.
16584 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
16585 Revital Eres <eres@il.ibm.com>
16587 * ddg.c (create_ddg_all_sccs): Fix missed
16588 initialization of scc_nodes.
16590 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
16592 PR middle-end/32559
16593 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
16594 X + ~X to 1 only for INTEGRAL_TYPE_P type.
16596 2007-06-30 Joseph Myers <joseph@codesourcery.com>
16598 * configure.ac: Check for .gnu_attribute on MIPS.
16599 * configure, config.in: Regenerate.
16600 * config/mips/mips.c (mips_file_start): If supported, output
16601 attribute for floating-point ABI.
16603 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
16606 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
16607 (ffs_cmove): New expander to expand using ctz pattern.
16608 (*ffs_cmove): Remove pattern.
16609 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
16610 (ffsdi2): Expand using ctz pattern.
16611 (*ffs_rex64): Remove pattern.
16613 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16615 PR rtl-optimization/32296
16616 * pa.md (return): Delete pattern.
16617 (return_internal): Remove "(const_int 1)" from pattern.
16618 (epilogue): Use return_internal pattern for trivial returns.
16619 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
16620 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
16622 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
16624 * tree-ssa-pre.c (is_exception_related): New function
16625 (can_value_number_operation): Use it.
16627 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
16629 Fix PR tree-optimization/32540
16630 Fix PR tree-optimization/31651
16632 * tree-ssa-sccvn.c: New file.
16634 * tree-ssa-sccvn.h: Ditto.
16636 * tree-vn.c: Include tree-ssa-sccvn.h
16637 (val_expr_paid_d): Removed.
16638 (value_table): Ditto.
16639 (vn_compute): Ditto.
16640 (val_expr_pair_hash): Ditto.
16641 (val_expr_pair_expr_eq): Ditto.
16642 (copy_vuses_from_stmt): Ditto.
16643 (vn_delete): Ditto.
16645 (shared_vuses_from_stmt): Ditto.
16646 (print_creation_to_file): Moved up.
16647 (sort_vuses): Ditto.
16648 (sort_vuses_heap): Ditto.
16649 (set_value_handle): Make non-static.
16650 (make_value_handle): Ditto.
16651 (vn_add): Rewritten to use sccvn lookups.
16652 (vn_add_with_vuses): Ditto.
16653 (vn_lookup): Ditto (and second argument removed).
16654 (vn_lookup_with_vuses): Ditto.
16655 (vn_lookup_or_add): Ditto (and second argument removed);
16656 (vn_lookup_or_add_with_vuses): Ditto.
16657 (vn_lookup_with_stmt): New.
16658 (vn_lookup_or_add_with_stmt): Ditto.
16659 (create_value_handle_for_expr): Ditto.
16661 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
16662 (seen_during_translate): New function.
16663 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
16664 (phi_trans_add): Ditto.
16665 (constant_expr_p): FIELD_DECL is always constant.
16666 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
16667 Use constant_expr_p.
16668 Avoid infinite recursion on mutually valued expressions.
16669 Change callers of vn_lookup_or_add.
16670 (phi_translate): New function.
16671 (compute_antic_safe): Allow phi nodes.
16672 (create_component_ref_by_pieces): Update for FIELD_DECL change.
16673 (find_or_generate_expression): Rewrite slightly.
16674 (create_expression_by_pieces): Updated for vn_lookup_or_add
16676 Update VN_INFO for new names.
16677 (insert_into_preds_of_block): Update for new names.
16678 (add_to_exp_gen): New function.
16679 (add_to_sets): Use vn_lookup_or_add_with_stmt.
16680 (find_existing_value_expr): Rewrite to changed vn_lookup.
16681 (create_value_expr_from): Ditto, and use add_to_exp_gen.
16682 (try_look_through_load): Removed.
16683 (try_combine_conversion): Ditto.
16684 (get_sccvn_value): New function.
16685 (make_values_for_phi): Ditto.
16686 (make_values_for_stmt): Ditto.
16687 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
16689 (init_pre): Update for SCCVN changes.
16691 (execute_pre): Ditto.
16693 * tree-flow.h (make_value_handle): Declare.
16694 (set_value_handle): Ditto.
16695 (sort_vuses_heap): Ditto.
16696 (vn_lookup_or_add_with_stmt): Ditto.
16697 (vn_lookup_with_stmt): Ditto.
16698 (vn_compute): Remove.
16700 (vn_delete): Ditto.
16701 (vn_lookup): Update arguments.
16703 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
16704 (tree-vn.o): Ditto.
16705 (tree-ssa-sccvn.o): New.
16706 (OBJS-common): Add tree-ssa-sccvn.o
16708 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16711 * c-typeck.c (build_external_ref): Don't mark as used if called
16713 * calls.c (rtx_for_function_call): Likewise.
16715 2007-06-30 Richard Sandiford <richard@codesourcery.com>
16719 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16721 * dce.c (deletable_insn_p_1): New function, split out from...
16722 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16723 specially, not those inside PARALLELs. Remove BODY argument
16724 and adjust recursive call accordingly.
16725 (prescan_insns_for_dce): Update call to delete_insn_p.
16727 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
16729 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
16730 (try_combine): Move potential calls to undo_all() so they happen
16731 before we commit to using the combined insns.
16733 2007-06-30 Jan Hubicka <jh@suse.cz>
16735 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
16738 2007-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
16740 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
16741 (cgraph_remove_unreachable_nodes): Likewise.
16742 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
16743 * ipa-inline.c (update_caller_keys): Cast according to the coding
16745 (cgraph_decide_recursive_inlining): Likewise.
16746 (cgraph_decide_inlining_of_small_function): Likewise.
16747 (try_inline): Likewise.
16748 (cgraph_decide_inlining_incrementally): Likewise.
16749 * ipa-pure-const.c (get_function_state): Likewise.
16750 (scan_function): Likewise.
16751 (analyze_function): Likewise.
16752 (static_execute): Likewise.
16753 * ipa-reference.c (scan_for_static_refs): Likewise.
16754 (merge_callee_local_info): Likewise.
16755 (analyze_function): Use type safe memory macros.
16756 (static_execute): Likewise. Cast according to the coding conventions.
16757 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
16759 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
16761 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
16762 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
16765 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
16767 PR middle-end/30024
16768 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
16769 for complex modes (both int and real).
16771 2007-06-29 Jan Hubicka <jh@suse.cz>
16773 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
16775 2007-06-29 Jan Hubicka <jh@suse.cz>
16777 PR middle-end/32372
16778 * cse.c (cse_insn): Avoid invalid sharing in between register note and
16781 2007-06-29 Anatoly Sokolov <aesok@post.ru>
16784 * config/avr/avr.c: Include dataflow header file.
16785 (expand_prologue): Adjust for prologue insn change.
16786 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
16789 2007-06-29 Richard Guenther <rguenther@suse.de>
16791 PR middle-end/32493
16792 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
16793 during type verification.
16795 2007-06-29 Jan Hubicka <jh@suse.cz>
16797 * recog.c (validate_change_rtx_1): Unshare TO argument.
16799 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
16801 PR tree-optimization/24659
16802 * tree-vect-transform.c (vectorizable_call): Handle
16803 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
16805 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
16806 * config/i386/i386.c (enum ix86_builtins)
16807 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
16808 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
16810 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
16811 const using def_builtin_const.
16812 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
16813 input operands in the same modes as the result.
16814 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
16816 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
16818 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
16819 (df_set_dead_notes_for_mw): Likewise.
16821 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
16823 * c-common.c (pointer_int_sum): Do the negation in sizetype.
16825 2007-06-28 DJ Delorie <dj@redhat.com>
16827 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
16829 2007-06-28 Geoffrey Keating <geoffk@apple.com>
16831 * doc/invoke.texi (C++ Dialect Options): Document
16832 fvisibility-ms-compat.
16833 * c.opt (fvisibility-ms-compat): New.
16835 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16838 * tree-affine.c (aff_combination_add_elt): Handle
16839 pointer addition specially.
16841 2007-06-28 Jakub Jelinek <jakub@redhat.com>
16843 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
16844 decl is non-external for AIX ABI.
16846 2007-06-28 David Edelsohn <edelsohn@gnu.org>
16848 * config/rs6000/predicates.md (current_file_function_operand):
16849 Ensure the symbol is non-external for AIX ABI.
16851 2007-06-28 Nick Clifton <nickc@redhat.com>
16853 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
16854 (fdce, fdse, fpredictive-commoning): Likewise.
16856 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16859 * gcc.c (process_command): Recognize the new -static-libgfortran
16862 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
16865 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
16866 Use a call clobbered hard reg instead of a pseudo reg.
16868 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
16870 * config/sh/sh.md (load_gbr): Use correct operand constraint.
16872 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
16875 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
16876 REG_LIBCALL and REG_RETVAL notes.
16877 (divsi3, mulsi3): Likewise.
16878 (mulhisi3): Likewise. Use emit_libcall_block.
16879 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
16881 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
16883 PR rtl-optimization/32481
16884 * combine.c (adjust_for_new_dest): Rescan the changed insn.
16886 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16888 * dce.c (deletable_insn_p_1): New function, split out from...
16889 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16890 specially, not those inside PARALLELs. Remove BODY argument
16891 and adjust recursive call accordingly.
16892 (prescan_insns_for_dce): Update call to delete_insn_p.
16894 2007-06-27 Richard Guenther <rguenther@suse.de>
16896 PR middle-end/32492
16897 * tree.h (fold_convertible_p): Declare.
16898 * fold-const.c (fold_convertible_p): New function.
16899 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
16900 instead of lang_hooks.types_compatible_p.
16902 2007-06-26 Jan Hubicka <jh@suse.cz>
16904 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
16905 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
16906 early use validate_unshare_change.
16907 (reload_combine): Likewise.
16908 * recog.c (change_t): New field unshare.
16909 (validate_change_1): Rename from validate_change; add argument unshare.
16910 (validate_change): Turn into wrapper of validate_change_1; update
16911 prototype for bools.
16912 (validate_unshare_change): New.
16913 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
16914 calls of df_insn_rescan.
16915 * recog.h (validate_change): Replace ints by bools.
16916 (validate_unshare_change): Declare.
16918 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
16920 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
16922 2007-06-26 Steve Ellcey <sje@cup.hp.com>
16924 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
16926 2007-06-25 Jan Hubicka <jh@suse.cz>
16928 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
16930 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
16931 cgraph_decide_inlining_incrementally): Move uninlinability checks to
16932 places other call site specific checks are performed.
16934 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16937 * tree-vect-transform.c (vectorizable_operation): Convert
16938 POINTER_PLUS_EXPR over to PLUS_EXPR.
16940 2007-06-25 Chao-ying Fu <fu@mips.com>
16942 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
16943 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
16944 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
16945 Document GET_MODE_IBIT, and GET_MODE_FBIT.
16947 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
16948 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16949 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
16950 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
16951 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
16952 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
16953 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
16954 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
16955 ALL_FIXED_POINT_MODE_P): New define.
16956 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16958 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
16960 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
16961 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
16962 MODE_VECTOR_UACCUM): New mode classes.
16964 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
16965 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
16966 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
16969 * genmodes.c (struct mode_data): Add ibit and fbit fields.
16970 (blank_mode): Initialize ibit and fbit.
16971 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
16972 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16974 (new_adjust): Change required_class to required_class_from and
16975 required_class_to for testing within a range.
16976 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16977 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
16978 MODE_VECTOR_UACCUM.
16979 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
16980 (make_fixed_point_mode): New.
16981 (_ADD_ADJUST): Change C to C1 and C2.
16982 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
16983 use a range for machine classes.
16984 (ADJUST_IBIT, ADJUST_FBIT): New.
16985 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
16987 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
16988 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16989 Emit adjustment for ibit and fbit.
16990 (emit_mode_ibit, emit_mode_fbit): New.
16991 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
16993 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
16995 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
16996 as the source of the set.
16998 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
17000 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
17001 FP_REGNO_P): Use IN_RANGE.
17002 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
17003 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
17004 (DATA_REG_P): Use DATA_REGNO_P.
17005 (FP_REG_P): Use FP_REGNO_P.
17006 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
17007 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
17008 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
17010 2007-06-24 Jan Hubicka <jh@suse.cz>
17012 PR middle-end/30563
17013 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
17015 2007-06-24 Sebastian Pop <sebpop@gmail.com>
17017 PR middle-end/32461
17018 * fold-const.c (fold_binary): Strip nops of operand 0
17019 of BIT_NOT_EXPR before calling operand_equal_p.
17020 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
17021 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
17023 2007-06-23 Mark Mitchell <mark@codesourcery.com>
17025 * doc/extend.texi: Document that dllimport and dllexport imply
17026 default visibility.
17027 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
17028 imported or exported declaration, including type declarations.
17029 * c-common.c (handle_visibility_attribute): Check for conflicts
17030 with dllimport/dllexport.
17031 (c_determine_visibility): Handle dllimport/dllexport as an
17032 explicit visibility atttribute.
17034 2007-06-23 Richard Guenther <rguenther@suse.de>
17036 PR tree-optimization/16876
17037 PR middle-end/29478
17038 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
17040 * tree-inline.c (initialize_inlined_parameters): Do not call
17041 lang_hooks.tree_inlining.convert_parm_for_inlining.
17042 * cgraphbuild.c (initialize_inline_failed): Set inline failed
17043 reason for mismatched types.
17044 * gimplify.c (gimplify_call_expr): Verify the call expression
17045 arguments match the called function type signature. Otherwise
17046 mark the call expression to be not considered for inlining
17047 using CALL_CANNOT_INLINE_P flag.
17048 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
17049 edges call expression.
17050 (cgraph_decide_inlining_of_small_function): Likewise.
17051 (cgraph_decide_inlining): Likewise.
17052 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
17054 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
17055 * c-typeck.c (c_convert_parm_for_inlining): Remove.
17056 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
17057 Remove declaration.
17058 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
17059 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
17061 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
17062 convert_parm_for_inlining member.
17064 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
17067 * arm.md (negscc): Match the correct operand for optimized LT0 test.
17068 Remove optimization for GT.
17070 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
17072 PR middle-end/32437
17073 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
17075 (prescan_insns_for_dce): Add extra parameter.
17077 2007-06-23 Jan Hubicka <jh@suse.cz>
17079 PR middle-end/31541
17080 * gimplify.c (mark_addressable): New function.
17081 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
17083 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
17085 PR middle-end/32374
17086 * expr.c (store_constructor): Do not clobber non-zeroed memory.
17088 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
17091 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
17092 moves between MMX/SSE registers to at least 8 units to prevent
17093 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
17095 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
17097 * config/i386/i386.c (override_options): Correct x86_sahf
17100 2007-06-21 David Daney <ddaney@avtrex.com>
17103 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
17104 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
17105 (exception_receiver): Renamed to ...
17106 (nonlocal_goto_receiver): ... this.
17108 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
17110 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
17111 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
17112 partial register accesses.
17114 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
17116 * fold-const.c (debug_fold_checksum): Move it under
17117 ENABLE_FOLD_CHECKING.
17119 2007-06-21 Sebastian Pop <sebpop@gmail.com>
17121 PR middle-end/20623
17122 * tree.h (debug_fold_checksum): Declared.
17123 * fold-const.c (build_fold_addr_expr_with_type_1): New.
17124 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
17125 build_fold_addr_expr_with_type_1.
17126 (fold_addr_expr, debug_fold_checksum): New.
17127 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
17128 (fold_unary, fold_comparison, split_address_to_core_and_offset):
17129 Use fold_addr_expr.
17131 2007-06-21 Sebastian Pop <sebpop@gmail.com>
17133 PR tree-optimization/19590
17134 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
17135 of scev is a constant.
17137 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
17139 * df-problems.c (df_note_bb_compute): Made computation of live
17140 info consistent with df_lr.
17142 2007-06-21 Richard Guenther <rguenther@suse.de>
17144 PR tree-optimization/32453
17145 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
17146 for pointer anti-range.
17148 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
17150 * config/i386/i386.c (processor_target_table): Increase maximum
17151 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
17154 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
17155 byte alignment if > 8 byte alignment is preferred.
17156 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
17158 2007-06-21 Jakub Jelinek <jakub@redhat.com>
17160 PR tree-optimization/31866
17161 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
17162 if ASM_EXPR's input is not a SSA_NAME.
17164 PR middle-end/32362
17165 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
17166 but decl is a global var, instead return decl.
17167 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
17168 even for is_global_var decls, if they are private in some outer
17171 2007-06-21 Richard Guenther <rguenther@suse.de>
17173 PR tree-optimization/32451
17174 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
17176 2007-06-21 Christian Bruel <christian.bruel@st.com>
17178 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
17179 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
17180 (push_regs): Changed saving order or banked registers.
17181 (sh_expand_epilogue): Likewise.
17182 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
17183 (FIRST_BANKED_REG): Likewise.
17184 (LAST_BANKED_REG): Likewise.
17185 * config/sh/sh.md (banked) New attribute.
17186 (in_delay_slot): Check banked attribute.
17188 2007-06-20 Sebastian Pop <sebpop@gmail.com>
17190 PR tree-optimization/32075
17191 * tree-data-ref.c (subscript_dependence_tester_1,
17192 analyze_miv_subscript, analyze_overlapping_iterations,
17193 add_distance_for_zero_overlaps, build_classic_dist_vector,
17194 subscript_dependence_tester_1, analyze_overlapping_iterations,
17195 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
17196 compute_affine_dependence, compute_all_dependences): Pass loop_nest
17197 to evolution_function_is_affine_multivariate_p.
17199 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
17201 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
17203 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
17206 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
17208 * config/m32c/prologue.md (epilogue_exitd_16): New.
17209 (epilogue_reit_16): New.
17210 (epilogue_exitd): Rename to epilogue_exitd_24.
17211 (epilogue_reit): Rename to epilogue_reit_24.
17213 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
17214 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17216 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
17218 * haifa-sched.c (queue_to_ready): Don't requeue next insn
17219 if dbg_cnt (sched_insn) reaches the limit.
17220 (choose_ready): New parameter INSN_PTR and new return value.
17221 (schedule_block): Handle dbg_cnt (sched_insn). Handle
17222 the new return value from choose_ready.
17223 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
17224 (rest_of_handle_global_alloc): New global_alloc_at_func.
17226 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
17228 PR tree-optimization/25737
17229 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
17230 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
17231 * tree-flow.h (struct fieldoff): Add new field alias_set.
17232 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
17233 argument addressable_type. Set alias_set of fieldoff.
17234 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
17235 (create_overlap_variables_for): Pass alias_set from fieldoff to
17237 * alias.c (get_alias_set): Use alias_set from SFT if set.
17239 2007-06-20 Hui-May Chang <hm.chang@apple.com>
17241 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
17242 of a variable as an unsigned HOST_WIDE_INT integer.
17244 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
17246 PR rtl-optimization/32405
17247 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
17249 2007-06-20 Jakub Jelinek <jakub@redhat.com>
17251 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
17253 PR middle-end/31959
17254 * builtins.c: Include diagnostic.h.
17255 (expand_builtin_expect): Make gcc_assert more permissive.
17256 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
17258 PR inline-asm/32109
17259 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
17262 PR middle-end/32285
17263 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
17264 if ACCUMULATE_OUTGOING_ARGS.
17266 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
17268 * config/m68hc11/m68hc11.c: Include dataflow header file.
17269 (m68hc11_reorg): Port to dataflow.
17271 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
17273 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
17274 (struct df_problem.free_blocks_on_set_blocks): New field.
17275 (struct dataflow.optional_p): New field.
17276 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
17277 (df_live_set_all_dirty): New function.
17278 * df-scan.c (df_scan_alloc): Initialize optional_p.
17279 (problem_SCAN): Initialize free_blocks_on_set_blocks.
17280 * df-core.c (df_set_blocks): Removed use of
17281 DF_FIRST_OPTIONAL_PROBLEM. Now uses
17282 df_problem.free_blocks_on_set_blocks to determine which blocks are
17284 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
17285 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
17286 uses dataflow.optional_p to determine if problem should be
17288 (rest_of_handle_df_initialize): Only start live problem if
17290 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
17291 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
17292 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
17293 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
17294 problem_NOTE): Initialize free_blocks_on_set_blocks.
17295 (df_lr_bb_local_compute): Recompute luids if df_live problem is
17297 (df_live_set_all_dirty, df_note_alloc): New function.
17298 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
17300 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
17301 * postreload.c (reload_combine): Ditto.
17302 * cse.c (cse_extended_basic_block): Ditto.
17303 * regmove.c (mark_flags_life_zones): Ditto.
17304 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
17305 erase_matching_seqs): Ditto.
17306 * bt-load.c (compute_defs_uses_and_gen): Ditto.
17307 * integrate (allocate_initial_values): Ditto.
17308 * combine.c (reg_dead_at_p): Ditto.
17309 * resource.c (mark_target_live_regs): Ditto.
17310 * sched-rgn.c (check_live_1, update_live_1): Ditto.
17311 * config/sh/sh.c (find_r0_life_regions): Ditto.
17312 * global.c (rest_of_handle_global_alloc): Only add back df_live
17314 * local-alloc.c (rest_of_handle_local_alloc): Only remove
17315 df_live for -O > 1.
17316 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
17318 (if_convert): Make sure df_live is there at -O == 1.
17319 (pass_if_after_combine): Cleanup flags.
17320 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
17321 is there at -O == 1.
17323 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
17325 * config/arm/arm.c (arm_get_frame_offsets): Set
17326 offsets->locals_base to avoid negative stack size.
17327 (thumb1_expand_prologue): Assert on negative stack size.
17329 2007-06-19 Sebastian Pop <sebpop@gmail.com>
17331 PR tree-optimization/32367
17332 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
17333 of the chrec has no evolution in that loop.
17334 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
17336 2007-06-19 Bob Wilson <bob.wilson@acm.org>
17338 * config/xtensa/xtensa.c: Include "df.h".
17339 (xtensa_builtin_saveregs): Use adjust_address instead of
17341 (xtensa_va_start): Invoke make_tree with sizetype for
17342 expand_builtin_saveregs and then convert the result to a pointer.
17343 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
17344 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
17345 Subtract argument size from index value as integers and then use
17346 POINTER_PLUS_EXPR to add the result to the array address.
17348 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
17351 * config/m32c/m32c.c: Include dataflow header file.
17352 (m32c_emit_prologue): Adjust for prologue insn change.
17353 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
17354 once inside a PARALLEL. Assume frame size passed in operand 0
17355 includes space to save the fb register.
17356 (prologue_enter_24): Likewise.
17357 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
17359 2007-06-19 David Daney <ddaney@avtrex.com
17362 * config/mips/mips.md (cprestore): Mark $gp as used.
17364 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
17367 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
17368 (frv_ifcvt_modify_insn): Likewise.
17370 2007-06-19 Richard Guenther <rguenther@suse.de>
17372 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
17373 only handle positive offsets that fit in a HOST_WIDE_INT.
17375 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
17377 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
17378 result of rsqrt insn for zero input argument to avoid NaN.
17380 2007-06-19 Richard Guenther <rguenther@suse.de>
17382 PR middle-end/31950
17383 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
17385 2007-06-19 Jakub Jelinek <jakub@redhat.com>
17387 PR tree-optimization/32353
17388 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
17390 2007-06-19 Nick Clifton <nickc@redhat.com>
17392 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
17394 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
17397 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
17398 * config/i386/i386.c (assign_386_stack_local): Assert that
17399 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
17400 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
17401 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
17402 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
17404 2007-06-18 Steve Ellcey <sje@cup.hp.com>
17406 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
17408 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
17410 PR rtl-optimization/32321
17411 * gcse.c (replace_store_insn): Update the note before
17412 calling emit_insn_after.
17414 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
17416 PR middle-end/32355
17417 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
17419 * df-problems.c (df_note_bb_compute): Fix dumping info.
17421 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
17423 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
17424 insn with emit_jump_insn.
17426 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
17428 PR tree-optimization/32383
17429 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
17430 * targhooks.h (default_builtin_reciprocal): Update prototype.
17431 * target.h (struct gcc_target): Update builtin_reciprocal.
17432 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
17433 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
17434 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
17435 when fndecl is in BUILT_IN_MD class.
17436 (execute_convert_to_rsqrt): Ditto.
17438 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
17439 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
17440 Convert BUILT_IN_SQRTF code only when md_fn is false.
17442 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
17444 * bt-load.c (move_btr_def): Fix the order of arguments
17445 to validate_replace_rtx.
17447 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
17449 * config/m68k/m68k-devices.def: Add 54450..54455.
17451 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
17453 PR rtl-optimization/32366
17454 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
17455 FLOAT_EXTEND]: Prevent non-scalar modes from entering
17458 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
17460 PR middle-end/32349
17461 * modulo-sched (generate_reg_moves): Added rescan parameter and if
17462 this is true, rescan insn being modified.
17463 (sms_schedule): Added rescan parameter.
17464 (rest_of_handle_sms): Moved freeing of dominance info to before
17465 getting out of cfg_layout.
17467 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
17469 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
17470 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
17473 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
17474 FL_CF_EMAC from the entry for isac.
17476 * config/m68k/predicates.md (const_call_operand): Adjust comment.
17477 (const_sibcall_operand): New.
17478 (sibcall_operand): Use it.
17479 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
17480 (m68k_isas): ISAC does not imply FPU or EMAC.
17481 (override_options): Add ISA_C logic for symbolic jump & call.
17483 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
17485 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
17486 return mode from the builtin itself.
17487 (sparc_fold_builtin): Fix cast of zero constant.
17489 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
17491 * targhooks.c (default_builtin_reciprocal): New default target hook.
17492 * targhooks.h (default_builtin_reciprocal): Add prototype.
17493 * hooks.c (hook_tree_tree_bool_null): Remove hook.
17494 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
17495 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
17496 default_builtin_reciprocal.
17498 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
17500 PR middle-end/31723
17501 * hooks.c (hook_tree_tree_bool_null): New hook.
17502 * hooks.h (hook_tree_tree_bool_null): Add prototype.
17503 * tree-pass.h (pass_convert_to_rsqrt): Declare.
17504 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
17505 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
17506 and convert it to reciprocal a*rfunc(b).
17507 (execute_convert_to_rsqrt): New function.
17508 (gate_convert_to_rsqrt): New function.
17509 (pass_convert_to_rsqrt): New pass definition.
17510 * target.h (struct gcc_target): Add builtin_reciprocal.
17511 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
17512 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
17513 TARGET_BUILTIN_RECIPROCAL.
17514 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
17516 * config/i386/i386.h (TARGET_RECIP): New define.
17517 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
17518 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17519 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17520 and not optimizing for size.
17521 (*rcpsf2_sse): New insn pattern.
17522 (*rsqrtsf2_sse): Ditto.
17523 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
17524 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17525 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17526 and not optimizing for size.
17527 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
17528 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17529 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17530 and not optimizing for size.
17531 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
17532 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17533 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17534 and not optimizing for size.
17535 (*sse_rsqrtv4sf2): Do not export.
17536 (sqrtv4sf2): Ditto.
17537 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
17538 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17539 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17540 and not optimizing for size.
17541 (sqrtv4sf2): Ditto.
17542 * config/i386/i386.opt (mrecip): New option.
17543 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
17544 (ix86_emit_swsqrtsf): Ditto.
17545 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
17546 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
17547 builtin definition.
17548 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
17549 ix86_expand_unop1_builtin.
17550 (ix86_emit_swdivsf): New function.
17551 (ix86_emit_swsqrtsf): Ditto.
17552 (ix86_builtin_reciprocal): New function.
17553 (TARGET_BUILTIN_RECIPROCAL): Use it.
17554 (ix86_vectorize_builtin_conversion): Rename from
17555 ix86_builtin_conversion.
17556 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
17557 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
17558 "i386 and x86_64 Options" section.
17559 (Intel 386 and AMD x86_64 Options): Document -mrecip.
17561 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17562 Zdenek Dvorak <dvorakz@suse.cz>
17563 Richard Guenther <rguenther@suse.de>
17564 Kaz Kojima <kkojima@gcc.gnu.org>
17566 * tree-vrp.c (compare_values_warnv): Convert val2 to
17568 (extract_range_from_assert): Create
17569 POINTER_PLUS_EXPR for pointer types.
17570 (extract_range_from_binary_expr): Handle
17571 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
17573 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
17574 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
17575 POINTER_PLUS_EXPR as PLUS_EXPR.
17576 (number_of_iterations_lt_to_ne):
17577 For pointer types, use sizetype when
17578 creating MINUS_EXPR/PLUS_EXPRs.
17579 (assert_loop_rolls_lt): For pointer types, use sizetype when
17580 creating MINUS_EXPR/PLUS_EXPRs.
17581 (number_of_iterations_le): Likewise.
17582 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
17583 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
17584 like PLUS_EXPR and MINUS_EXPR.
17585 * tree-pretty-print.c (dump_generic_node): Handle
17587 (op_prio): Likewise.
17588 (op_symbol_1): Likewise.
17589 * optabs.c (optab_for_tree_code): Likewise.
17590 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
17592 * tree-tailcall.c (process_assignment): Mention
17593 POINTER_PLUS_EXPR in a TODO comment.
17594 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
17595 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
17596 not used with a pointer and an integer type.
17597 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
17598 increment using chrec_convert_rhs instead of chrec_convert.
17599 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
17600 PLUS_EXPR except for the right hand side's type will be
17602 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
17603 (fold_used_pointer_cast): Kill.
17604 (pointer_offset_p): Kill.
17605 (fold_used_pointer): Kill.
17606 (pointer_used_p): Kill.
17607 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
17608 call fold_used_pointer.
17609 (instantiate_parameters_1): Convert the increment
17610 using chrec_convert_rhs instead of chrec_convert.
17611 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
17612 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
17613 instead of PLUS_EXPR.
17614 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
17615 PLUS_EXPR for pointers.
17616 (std_gimplify_va_arg_expr): Likewise.
17617 (fold_builtin_memory_op): Likewise.
17618 (fold_builtin_strstr): Likewise.
17619 (fold_builtin_strchr): Likewise.
17620 (fold_builtin_strrchr): Likewise.
17621 (fold_builtin_strpbrk): Likewise.
17622 (expand_builtin_memory_chk): Likewise.
17623 (fold_builtin_memory_chk): Likewise.
17624 (std_expand_builtin_va_start): Use
17625 sizetype for the call to make_tree and then convert
17626 to the pointer type.
17627 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
17628 instead of PLUS_EXPR for adding to a pointer.
17629 (std_gimplify_va_arg_expr): Use fold_build2 for
17630 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
17631 the operands to sizetype first and then cast the BIT_AND_EXPR
17632 back to the pointer type.
17633 * fold-const.c (build_range_check): Handle pointer types
17635 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
17636 of PLUS_EXPR's. Make sure the offset is converted to
17638 (try_move_mult_to_index): Strip the NOPs from the offset.
17639 Remove code argument and replace all uses with PLUS_EXPR.
17640 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
17641 specially. Don't use a pointer type for MINUS_EXPR.
17642 (fold_unary): Handle for (T1)(X op Y),
17643 only p+ as that is the only as that can be handled for
17644 binary operators now.
17645 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
17647 <case PLUS_EXPR>: Add folding of PTR+INT into
17649 Don't call try_move_mult_to_index.
17650 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
17651 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
17652 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
17653 Don't call try_move_mult_to_index.
17654 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
17655 (tree_expr_nonzero_p): Likewise.
17656 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
17657 of PLUS_EXPR for the complex expression folding.
17658 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
17659 first chrec is a pointer type, then the second should
17660 be sizetype and not the first's type.
17661 For POINTER_PLUS_EXPR, use a different right hand side type.
17662 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17663 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
17664 different right hand side type.
17665 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17666 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
17667 instead of PLUS_EXPR.
17668 When either operand is zero, convert the other operand.
17669 (chrec_apply): Use chrec_convert_rhs
17670 on the argument x instead of chrec_convert.
17671 (reset_evolution_in_loop): For pointer types, the new_evol
17672 should be sizetype.
17673 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
17674 different right hand side type.
17675 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17676 (chrec_convert_rhs): New function.
17677 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
17678 different right hand side type.
17679 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17680 * tree-chrec.h (chrec_convert_rhs): New prototype.
17681 (build_polynomial_chrec): For pointer types, the right hand
17682 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
17683 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
17684 Remove subtraction case as it is always addition now.
17685 Make sure the offset is converted to sizetype.
17686 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
17687 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
17688 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
17689 PLUS_EXPR in pointer type.
17690 Handle POINTER_PLUS_EXPR.
17691 (tree_to_aff_combination): Likewise.
17692 (force_expr_to_var_cost): Likewise.
17693 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
17694 instead of PLUS_EXPR for pointers.
17695 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
17696 instead of PLUS_EXPR of pointer types.
17697 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
17699 (check_va_list_escapes): Likewise.
17700 (check_all_va_list_escapes): Likewise.
17701 * dwarf2out.c (loc_descriptor_from_tree_1):
17702 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
17703 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
17704 (string_constant): Likewise.
17705 * tree-ssa-address.c (tree_mem_ref_addr): When adding
17706 the offset to the base, use POINTER_PLUS_EXPR.
17707 (add_to_parts): Convert the index to sizetype.
17708 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
17709 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
17710 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
17711 Offset only holds something for PLUS_EXPR.
17712 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
17714 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
17716 (analyze_accesses_for_modify_stmt): Likewise.
17717 Remove comment about the type being integral type as it is
17719 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
17721 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
17723 Correct the type which the artimentic is done in (is now
17726 * tree-data-ref.c (split_constant_offset): Handle
17728 * tree-affine.c (tree_to_aff_combination): Likewise.
17729 * c-typeck.c (build_unary_op): For pointers create the increment
17730 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
17732 * gimplify.c (gimplify_self_mod_expr): Create a
17733 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17734 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
17735 * tree.def (POINTER_PLUS_EXPR): New tree code.
17736 * tree-predcom.c (ref_at_iteration): If we have a pointer
17737 type do the multiplication in sizetype.
17738 * tree-mudflap.c (mf_xform_derefs_1): Create a
17739 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17740 * tree-ssa-forwprop.c
17741 (forward_propagate_addr_into_variable_array_index):
17742 Don't expect there to be a cast for the index as that
17743 does not exist anymore.
17744 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
17745 instead of PLUS_EXPR.
17746 Don't check for the first operand of the POINTER_PLUS_EXPR
17747 was the index as it cannot be.
17748 Call forward_propagate_addr_into_variable_array_index with
17749 the SSA_NAME instead of the statement.
17750 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
17751 (compare_constant): Likewise.
17752 (copy_constant): Likewise.
17753 (compute_reloc_for_constant): Likewise.
17754 (output_addressed_constants): Likewise.
17755 (initializer_constant_valid_p): Likewise.
17756 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
17757 Convert the MIN/MAX of the inner type to the outer
17758 type before comparing them.
17759 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
17760 POINTER_PLUS_EXPR instead of PLUS_EXPR.
17761 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
17762 of PLUS_EXPR for pointers.
17763 * tree-inline.c (estimate_num_insns_1): Handle
17765 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
17766 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17767 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
17768 instead of PLUS_EXPR for the pointer increment statement.
17769 (vect_update_ivs_after_vectorizer): For pointer types, create
17770 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
17771 MULT_EXPR in sizetype.
17772 (vect_gen_niters_for_prolog_loop): Add a cast when creating
17774 * tree-object-size.c (plus_expr_object_size): Handle
17775 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
17776 code which is trying to figure out which side is a pointer and
17778 (check_for_plus_in_loops_1): Likewise.
17779 (check_for_plus_in_loops): Likewise.
17780 * c-common.c (pointer_int_sum): Create a
17781 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17782 * tree-ssa-structalias.c (handle_ptr_arith): Handle
17783 only POINTER_PLUS_EXPR. Removing all the extra
17784 code which is trying to figure out which side is a pointer and
17786 * tree-cfg.c (verify_expr): Add extra checking for pointers and
17787 PLUS_EXPR and MINUS_EXPR.
17788 Also add checking to make sure the operands of POINTER_PLUS_EXPR
17790 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
17791 with make_tree, instead of a pointer type.
17792 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
17793 for pointers instead of PLUS_EXPR.
17794 (s390_gimplify_va_arg): Likewise.
17795 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
17796 instead of PLUS_EXPR when doing addition on pointer
17797 types. Use sizetype for the second operand.
17798 (spu_gimplify_va_arg_expr): Likewise.
17799 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
17800 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
17801 a pointer. Don't create a BIT_AND_EXPR for pointer types.
17802 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
17803 for the pointer addition and also use size_int/sizetype
17805 (ix86_gimplify_va_arg): Likewise.
17806 Perform BIT_AND_EXPR on sizetype arguments.
17807 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
17808 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
17809 for the pointer additions and also use size_int for the offsets.
17810 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
17811 additions and also use size_int for the offsets. Perform
17812 BIT_AND_EXPR on sizetype arguments.
17813 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
17814 POINTER_PLUS_EXPR for pointers and create the
17815 BIT_AND_EXPR in sizetype.
17816 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
17817 instead of PLUS_EXPR for pointer addition.
17818 (rs6000_va_start): Likewise.
17819 Also use sizetype for the offset.
17820 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
17821 as PLUS_EXPR/MINUS_EXPR.
17822 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
17823 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
17824 Don't use BIT_AND_EXPR on a pointer type, convert the
17825 expression to sizetype first.
17826 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
17828 (mips_gimplify_va_arg_expr): Likewise.
17829 Don't create BIT_AND_EXPR in a pointer type.
17831 2007-06-15 Eric Christopher <echristo@apple.com>
17833 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
17834 (x86_64-*-darwin*): Ditto.
17835 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
17838 2007-06-15 Matthew Wilcox <matthew@wil.cx>
17840 * doc/extend.texi: Document behavior of __attribute__((aligned))
17843 2007-06-15 Mark Mitchell <mark@codesourcery.com>
17845 * rtlanal.c (note_stores): Improve documentation.
17847 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
17849 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
17850 LOCAL_LABEL_PREFIX): Delete.
17851 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
17852 (bfin_internal_label): Delete.
17854 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
17856 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
17857 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
17858 otherwise define to LIBGCC2_TF_CEXT.
17859 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
17860 (LIBGCC_TF_CEXT): Ditto.
17863 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
17865 PR rtl-optimization/32339
17866 * df-scan.c (df_uses_record): Don't modify flags but just add to
17867 it for df_ref_record.
17869 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
17871 * tree-mudflap.c: Fix whitespace issues.
17873 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
17875 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
17877 2007-06-14 Eric Christopher <echristo@apple.com>
17879 * config/i386/sse.md (movdi_to_sse): Rewrite body.
17880 (movv4sf): Use gcc_unreachable instead of abort.
17882 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
17885 * config/i386/sfp-machine.h (CMPtype): New define.
17886 (mach stubs): Use CMPtype instead of int as a return type.
17888 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
17890 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
17891 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
17892 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
17893 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
17894 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
17895 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
17896 config/soft-fp/soft-fp.h: Update from glibc CVS.
17898 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
17900 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
17902 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
17905 * config/v850/v850.c: Include dataflow header file.
17906 (substitute_ep_register): Fix typo.
17908 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17910 * configure.ac: Fix earlier checkin.
17911 * configure: Regenerated.
17913 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17915 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
17916 * aclocal.m4: Regenerate.
17917 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
17918 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
17919 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
17920 * configure: Regenerate.
17921 * Makefile.in (LOOSE_WARN): Subst loose_warn.
17923 * Makefile.in (quickstrap): Build libgcc too.
17925 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17927 * configure.ac: Add --enable-checking=df. Explicitly mention that
17928 the variables are initialized as for "release".
17929 * df-core.c: Use it.
17930 * configure: Regenerate.
17931 * config.in: Regenerate.
17933 2007-06-14 Bob Wilson <bob.wilson@acm.org>
17935 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
17936 validate_replace_rtx instead of replace_rtx.
17937 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
17939 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
17941 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
17942 (DWARF2_UNWIND_INFO): Override default if configured with
17944 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
17945 (ENDFILE_SPEC): Add crtend.o.
17946 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
17947 (ENDFILE_SPEC): Add crtend.o.
17948 (TARGET_USE_JCR_SECTION): Define.
17949 (MD_UNWIND_SUPPORT): Define for 32-bit target.
17951 * config/i386/cygming-crtbegin.c: New file.
17952 * config/i386/cygming-crtend.c: New file.
17954 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
17956 * config/i386/w32-unwind.h: New file.
17958 2007-06-13 Eric Christopher <echristo@apple.com>
17960 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
17961 the user set a value below STACK_BOUNDARY.
17963 2007-06-13 Thiemo Seufer <ths@networkno.de>
17965 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
17966 imply -lpthread for -pthread.
17968 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
17970 * basic-block.h: Remove the prototype for
17971 free_basic_block_vars.
17972 * cfglayout.h: Remove the prototype for
17973 insn_locators_initialize.
17974 * tree.h: Remove the prototype for emit_line_note.
17976 * tree-ssa-pre.c (mergephitemp): Remove.
17977 (init_pre): Don't use mergephitemp.
17979 2007-06-13 Eric Christopher <echristo@apple.com>
17981 * config/i386/i386.c (override_options): If we've specified
17982 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
17984 2007-06-13 Bob Wilson <bob.wilson@acm.org>
17986 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
17989 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
17991 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
17992 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
17993 (eh_store_handler): New pattern.
17994 (eh_return): Emit it instead of a plain move.
17996 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
17998 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
17999 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
18000 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
18003 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
18005 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
18006 (find_next_insn_start, find_load): New functions.
18007 (bfin_reorg): Use them to deal with the fact that parallel insns are
18008 no longer represented as a SEQUENCE.
18010 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
18012 * config/sparc/sparc.c (sparc_override_options): Initialize
18013 fpu mask correctly.
18015 2007-06-13 Dave Korn <dave.korn@artimi.com>
18017 * config/i386/i386.c (ix86_eax_live_at_start_p): Use df_get_live_out.
18019 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
18021 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
18022 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
18023 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
18024 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
18025 tree-vect-transform.c: Fix comment typos. Follow spelling
18028 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
18030 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
18031 to the exit block use set.
18032 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
18033 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
18034 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
18036 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
18038 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
18039 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
18040 to indicate an error.
18041 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
18043 (dbg_cnt_process_opt): Print an error on a bad argument.
18044 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
18045 * common.opt (-fdbg-cnt-list): New.
18046 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
18048 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
18050 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
18051 flag on ref-all pointers.
18053 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
18055 PR middle-end/31579
18056 * expr.c (expand_expr_addr_expr_1): Call expand_expr
18057 for the offset with the modifier as EXPAND_INITIALIZER
18058 if the modifier is EXPAND_INITIALIZER.
18059 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
18060 a register if we had an overflow.
18062 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18064 * real.c (real_isfinite): New.
18065 (real_sqrt): Use it.
18066 * real.h (real_isfinite): New.
18067 * builtins.c: Use it.
18069 2007-06-12 Ian Lance Taylor <iant@google.com>
18070 Daniel Berlin <dberlin@dberlin.org>
18073 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
18074 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
18075 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
18076 (DECL_NO_TBAA_P): Define.
18077 (struct tree_decl_common): Add no_tbaa_flag field.
18078 * tree-ssa-structalias.c (struct variable_info): Add
18079 no_tbaa_pruning field.
18080 (new_var_info): Initialize no_tbaa_pruning field.
18081 (unify_nodes): Copy no_tbaa_pruning field.
18082 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
18083 (dump_solution_for_var): Print no_tbaa_pruning flag.
18084 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
18086 (compute_tbaa_pruning): New static function.
18087 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
18088 Call compute_tbaa_pruning.
18089 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
18090 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
18091 * gimple-low.c (lower_stmt): Likewise.
18092 * tree-gimple.c (is_gimple_stmt): Likewise.
18093 * tree-ssa-operands.c (get_expr_operands): Likewise.
18094 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
18095 * tree-inline.c (estimate_num_insns_1): Likewise.
18096 (copy_result_decl_to_var): Likewise.
18097 * expr.c (expand_expr_real_1): Likewise.
18098 * tree-pretty-print.c (dump_generic_node): Likewise.
18099 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
18100 * omp-low.c (omp_copy_decl_2): Likewise.
18101 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
18102 * doc/c-tree.texi (Expression trees): Document
18103 CHANGE_DYNAMIC_TYPE_EXPR.
18105 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18107 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
18108 with !HONOR_NANS and !HONOR_INFINITIES.
18109 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
18111 2007-06-12 Tristan Gingold <gingold@adacore.com>
18113 * gcov.c: Comments updated.
18114 (source_info): Add file_time field.
18115 (source_index): New variable.
18116 (mutiple_files): New variable.
18117 (generate_results): New function extracted from process_file.
18118 (process_file): Save and restore chain of functions, generate
18119 results and free structures only if not merging results.
18120 (release_structures): File names are now freed in create_file_names
18121 (create_file_names): Free previous file names.
18122 (find_source): File date is now read here and modifications in
18123 source files is checked here.
18124 (read_graph_file): Only reverse order of functions for the current
18126 (make_gcov_file_name): Do not generate long names if input_name is
18128 (output_lines): If merging results do not display graph, data and
18130 Checking source file modification is done in find_source.
18132 * doc/gcov.texi: Append an s to sourcefile.
18134 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
18136 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
18137 (forced_nop): New pattern.
18138 * config/bfin/bfin.c: Include "df.h".
18139 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
18140 (bfin_discover_loop): Use df_get_live_in instead of
18141 global_live_at_start.
18142 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
18143 df_analyze when done.
18144 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
18145 the insns. Use QImode for the final insn in a bundle. Call
18146 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
18148 (reorder_var_tracking_notes): New function.
18149 (bfin_reorg): Pass no argument to split_all_insns. Don't call
18150 update_life_info. Call df_analyze after scheduling and bundle
18151 generation. Call reorder_var_tracking_notes if generating these
18152 notes. Call df_finish_pass at the end.
18154 2007-06-12 Dirk Mueller <dmueller@suse.de>
18156 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
18157 a comparison, not an assignment.
18159 2007-06-12 Olivier Hainque <hainque@adacore.com>
18161 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
18162 Request walking the subtrees only, leaving the current is_lhs/val_only
18164 (convert_non_local_reference): Likewise.
18166 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
18168 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
18170 2007-06-12 Richard Guenther <rguenther@suse.de>
18172 PR tree-optimization/15353
18173 PR tree-optimization/31657
18174 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
18175 * timevar.def: Add TV_TREE_IFCOMBINE.
18176 * tree-pass.h (pass_tree_ifcombine): Declare.
18177 * tree-ssa-ifcombine.c: New file.
18178 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
18179 * tree-flow.h (blocks_in_phiopt_order): Declare.
18180 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
18181 (tree-ssa-ifcombine.o): New dependencies.
18183 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
18185 PR rtl-optimization/32293
18186 * combine.c (simplify_if_then_else): Truncate return from
18187 nonzero_bits() to correct mode.
18189 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
18191 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
18192 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
18194 2007-06-11 Diego Novillo <dnovillo@google.com>
18196 * Makefile.in (reload1.o-warn): Remove.
18198 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
18200 * combine.c (subst): Use reg_overlap_mentioned_p
18201 instead of comparing register numbers directly.
18203 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
18205 * reload1.c (mark_home_live_1): Use the mode parameter.
18207 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
18209 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
18210 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
18212 * df-core.c: Ditto.
18214 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
18216 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
18218 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
18220 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
18221 from integer registers.
18222 (FP mode splitters): Handle TFmode.
18224 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
18226 * tree-ssa-structalias.c (find_what_p_points_to): Return false
18227 for ref-all pointers that point-to anything.
18229 2007-06-11 Joseph Myers <joseph@codesourcery.com>
18231 * config/arm/arm.c (arm_output_dwarf_dtprel,
18232 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
18234 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
18236 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
18237 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
18240 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
18242 * tree.c (signed_or_unsigned_type_for): New.
18243 (unsigned_type_for): Use signed_or_unsigned_type_for.
18244 (signed_type_for): Use signed_or_unsigned_type_for.
18245 * tree.h (signed_or_unsigned_type_for): New.
18246 (get_signed_or_unsigned_type): Remove.
18247 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
18248 lang_hooks.types.signed_type
18249 (size_diffop): Likewise.
18250 (all_ones_mask_p): Likewise.
18251 (build_range_check): Likewise.
18252 (fold_cond_expr_with_comparison): Likewise.
18253 (fold_cond_expr_with_comparison): Likewise.
18254 (unextend): Likewise.
18255 (extract_muldiv_1): Likewise.
18256 (fold_single_bit_test_into_sign_test): Likewise.
18257 (fold_binary): Likewise.
18258 (fold_ternary): Likewise.
18259 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
18260 instead of get_signed_or_unsigned_type.
18261 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
18262 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
18263 * expr.c (signed_or_unsigned_type_for): Use
18264 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
18265 * langhooks.c (get_signed_or_unsigned_type): Remove.
18266 (lhd_signed_or_unsigned_type): Remove.
18267 * langhooks.h (lang_hooks_for_types): Remove signed_type and
18268 signed_or_unsigned_type.
18269 (lhd_signed_or_unsigned_type): Remove.
18270 * expmed.c (make_tree): Use signed_type_for instead of
18271 lang_hooks.types.signed_type.
18272 * c-common.c (same_scalar_type_ignoring_signedness): Use
18273 c_common_signed_type instead of lang_hooks.types.signed_type.
18274 (c_common_unsigned_type): New.
18275 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
18276 (shorten_compare): Use c_common_unsigned_type instead of
18277 c_common_signed_or_unsigned_type.
18278 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
18280 * convert.c (convert_to_integer): Use signed_type_for instead of
18281 lang_hooks.types.signed_type.
18282 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
18283 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
18284 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
18285 * c-format.c (check_format_types): Use c_common_unsigned_type
18286 instead of unsigned_type_for.
18287 * c-decl.c (groakdeclarator): Likewise.
18288 * c-typeck.c (convert_for_assignment): Likewise.
18289 * c-common.h (c_common_unsigned_type): New.
18291 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
18294 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
18295 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
18297 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
18299 PR middle-end/32279
18300 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
18301 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
18303 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
18304 Sebastian Pop <sebpop@gmail.com>
18306 * lambda-code.c (remove_iv): New.
18307 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
18309 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
18311 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
18312 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
18313 * tree-ssa-loop-prefetch.c: Include optabs.h.
18314 (FENCE_FOLLOWING_MOVNT): New macro.
18315 (struct mem_ref): Add independent_p and storent_p fields.
18316 (record_ref): Initalize the new fields.
18317 (gather_memory_references_ref): Return true if the reference
18319 (gather_memory_references): Check whether all memory accesses
18320 in loop were recorded.
18321 (should_issue_prefetch_p): Return false for nontemporal stores.
18322 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
18323 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
18324 (determine_loop_nest_reuse): Detect independent memory references.
18325 (loop_prefetch_arrays): Call mark_nontemporal_stores.
18326 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
18327 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
18328 * config/i386/i386.h (x86_mfence): Declare.
18329 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
18330 * config/i386/i386.c (x86_mfence): New variable.
18331 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
18333 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
18334 * optabs.c (init_optabs): Initialize storent_optab.
18335 * optabs.h (enum optab_index): Add OTI_storent.
18336 (storent_optab): Declare.
18337 * genopinit.c (optabs): Add initialization for storent_optab.
18338 * tree.h (MOVE_NONTEMPORAL): New macro.
18339 * expr.c (expand_assignment, store_expr, store_constructor_field,
18340 store_constructor, store_field, expand_expr_real_1): Propagate
18341 nontemporality of the expanded store.
18342 (emit_storent_insn): New function.
18343 * expr.h (expand_assignment, store_expr): Declaration changed.
18344 * function.c (assign_parm_setup_reg): Pass false as nontemporality
18345 to expand_assignment.
18346 * stmt.c (expand_asm_expr): Ditto.
18347 * calls.c (initialize_argument_information): Pass false as
18348 nontemporality to store_expr.
18349 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
18352 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
18354 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
18356 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
18358 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
18360 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
18361 and allow DECL_P here.
18363 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
18365 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
18366 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
18367 track of the size of the expression.
18368 * cfghooks.c (merge_blocks): Remove block from loops structure only
18369 after call of the merge_blocks hook.
18371 2007-06-09 Tom Tromey <tromey@redhat.com>
18373 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
18374 (deprecated_state): Removed.
18375 (start_decl): Update.
18376 (enum deprecated_states): Moved earlier.
18377 (groktypename): Update.
18378 (push_parm_decl): Likewise.
18379 (grokfield): Likewise.
18380 (start_function): Likewise.
18382 2007-06-09 Ian Lance Taylor <iant@google.com>
18384 PR tree-optimization/32169
18385 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
18386 CONVERT_EXPR, check whether min and max both converted to an
18387 overflow infinity representation.
18389 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
18391 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
18392 not inserted on the edge.
18394 2007-06-08 Bob Wilson <bob.wilson@acm.org>
18396 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
18397 instructions if they are supported.
18398 (__divsi3, __umodsi3, __modsi3): Likewise.
18399 (__ashldi3, __ashrdi3, __lshrdi3): New.
18400 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
18402 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
18403 Tony Linthicum <tony.linthicum@amd.com>
18405 * doc/invoke.texi: Add fvect-cost-model flag.
18406 * common.opt (fvect-cost-model): New flag.
18407 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
18408 cost fields in stmt_vec_info struct for STMT.
18409 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
18410 fields in stmt_vec_info struct and access functions for the same.
18411 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
18412 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
18413 load, store and vector to scalar operation.
18414 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
18415 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
18416 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
18417 (TARG_VEC_STORE_COST): Define cost of vector store.
18418 (vect_estimate_min_profitable_iters): Define new function.
18419 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
18420 check to evaluate if loop iterations are less than minimum profitable
18421 iterations determined by cost model or minimum vect loop bound defined
18422 by user, whichever is more conservative.
18423 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
18424 run-time check to evaluate if loop iterations are less than minimum
18425 profitable iterations determined by cost model or minimum vect loop
18426 bound defined by user, whichever is more conservative.
18427 (vect_estimate_min_profitable_iterations): New function to estimate
18428 mimimimum iterartions required for vector version of loop to be
18429 profitable over scalar version.
18430 (vect_model_reduction_cost): New function.
18431 (vect_model_induction_cost): New function.
18432 (vect_model_simple_cost): New function.
18433 (vect_cost_strided_group_size): New function.
18434 (vect_model_store_cost): New function.
18435 (vect_model_load_cost): New function.
18436 (vectorizable_reduction): Call vect_model_reduction_cost during
18438 (vectorizable_induction): Call vect_model_induction_cost during
18440 (vectorizable_load): Call vect_model_load_cost during analysis phase.
18441 (vectorizable_store): Call vect_model_store_cost during analysis phase.
18442 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
18443 vectorizable_promotion, vectorizable_demotion): Call
18444 vect_model_simple_cost during analysis phase.
18446 2007-06-08 Simon Baldwin <simonb@google.com>
18448 * reg-stack.c (get_true_reg): Readability change. Moved default case
18449 label into direct switch statement scope.
18451 2007-06-08 Simon Baldwin <simonb@google.com>
18453 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
18454 in gcc_assert() with '==' comparison.
18456 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18458 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
18459 TARGET_ABM handling of x86_popcnt variable.
18461 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18463 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
18464 __builtin_copysignq and __builtin_infq built-in functions.
18466 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18468 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
18469 SSE4.2 section. Correct built-in function names in SSE4A section.
18471 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18473 PR tree-optimization/32243
18474 * tree-vect-transform.c (vectorizable_type_promotion): Move check
18475 for ncopies after ratio check between nunits_out and nunits_in.
18476 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
18478 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
18480 PR tree-optimization/32224
18481 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
18482 vectorization upon a non GIMPLE_MODIFY_STMT.
18484 2007-06-08 Christian Bruel <christian.bruel@st.com>
18487 * config/sh/sh.md (doloop_end): New pattern and splitter.
18488 * loop-iv.c (simple_rhs_p): Check for hardware registers.
18490 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
18492 PR middle-end/32209
18493 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
18495 (verify_dominators): Do not change dominance tree.
18497 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
18499 * config/sh/constraints.md: New file.
18500 * config/sh/sh.c: Include tm-constrs.h.
18501 (reg_class_from_letter): Remove.
18502 (prepare_cbranch_operands): Use satisfies_constraint_*
18503 function instead of macro.
18504 (andcosts, broken_move, sh_secondary_reload): Likewise.
18505 * config/sh/predicates.md (trapping_target_operand): Likewise.
18506 (and_operand, arith_operand, arith_reg_or_0_operand,
18507 cmp_operand, logical_operand, target_operand,
18508 ua_address_operand, ua_offset, xor_operand): Likewise.
18509 * config/sh/sh.md: Include constraints.md.
18510 (*movsicc_t_false): Use satisfies_constraint_* function
18512 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
18513 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
18514 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
18515 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
18516 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
18517 (REG_CLASS_FROM_CONSTRAINT): Remove.
18518 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
18519 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
18520 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
18521 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
18522 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
18523 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
18524 function instead of macro.
18525 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
18526 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
18527 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
18528 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
18529 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
18530 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
18531 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
18532 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
18533 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
18534 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
18535 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
18536 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
18537 EXTRA_CONSTRAINT_STR): Likewise.
18538 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
18540 2007-06-07 Geoffrey Keating <geoffk@apple.com>
18542 * config/i386/darwin.h (STACK_BOUNDARY): Define.
18544 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
18547 * c-common.h (flag_cpp0x): Replaced by...
18548 (cxx_dialect): ... this new variable specifying the C++ dialect that
18550 * c-common.c (flag_cpp0x): Removed.
18551 (cxx_dialect): Defined.
18552 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
18554 * c-opts.c (c_common_post_options): Likewise.
18555 (set_std_cxx98): Set cxx_dialect to cxx98.
18556 (set_std_cxx0x): Set cxx_dialect to cxx0x.
18558 2007-06-07 Geoffrey Keating <geoffk@apple.com>
18559 Hui-May Chang <hm.chang@apple.com>
18561 * doc/invoke.texi (Darwin Options): Update documentation for
18562 -mmacosx-version-min.
18563 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
18564 * config/darwin-driver.c: New file.
18565 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
18566 * config/t-darwin (darwin-driver.o): New rule.
18568 * config/darwin-c.c (version_as_macro): Ignore low digit.
18570 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
18572 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
18573 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
18574 (CSGNMODE): New mode macro.
18575 (CSGNVMODE): New mode attribute.
18576 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
18577 expander using CSGNMODE mode macro. Handle TFmode.
18578 (copysign<mode>3_const): Rename from copysignsf3_const and
18579 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
18581 (copysign<mode>3_var): Rename from copysignsf3_var and
18582 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
18584 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
18585 mode macro. Handle TFmode.
18586 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
18587 (iortf3, *iortf3): Ditto.
18588 (xortf3, *xortf3): Ditto.
18589 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
18590 TFmode and TImode masks.
18591 (ix86_expand_copysign): Expand TFmode copysign insn.
18592 (IX86_BUILTIN_INFQ): New.
18593 (IX86_BUILTIN_FABSQ): Ditto.
18594 (IX86_BUILTIN_COPYSIGNQ): Ditto.
18595 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
18596 [__builtin_fabsq]: Ditto.
18597 [__builtin_copysignq]: Ditto.
18598 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
18599 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
18600 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
18601 ix86_expand_binop_builtin().
18603 2007-06-07 Bob Wilson <bob.wilson@acm.org>
18605 * config/xtensa/lib1funcs.asm: Clean up whitespace.
18607 2007-06-07 Steve Ellcey <sje@cup.hp.com>
18610 * rtl.h (push_to_sequence2): New.
18611 * emit-rtl.c (push_to_sequence2): New.
18612 * function.c (assign_parm_data_all): Add new fields.
18613 (assign_parm_setup_block): Call push_to_sequence2 instead of
18615 (assign_parm_setup_reg): Ditto.
18616 (assign_parm_setup_stack): Ditto.
18617 (assign_parms_unsplit_complex): Ditto.
18618 (assign_parms): Change field name.
18620 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
18622 PR tree-optimization/32220
18623 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
18624 phi node is reached before defining statement.
18626 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18629 * tree-vect-transform.c (vectorizable_call): Call update_stmt
18630 after changing the right hand side of the assignment.
18632 2007-06-06 Eric Christopher <echristo@apple.com>
18634 * config.gcc (i?86-*-darwin*): Remove arch parameter.
18635 (x86_64-*-darwin*): Ditto.
18636 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
18637 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
18639 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18641 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
18642 coding conventions.
18643 (add_key): Likewise.
18644 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
18645 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
18647 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
18649 (add_cost_one_coalesce): Likewise.
18650 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
18651 variable names. Rename orig to orig_name for consistency.
18652 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
18653 coding conventions.
18654 (cprop_into_successor_phis): Avoid using C++ keywords as variable
18656 (record_equivalences_from_stmt): Likewise.
18657 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
18658 the coding conventions.
18659 (memory_ssa_name_same): Likewise.
18660 (dse_optimize_stmt): Likewise.
18661 (dse_record_phis): Likewise.
18662 (dse_finalize_block): Likewise.
18663 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
18664 keywords as variable names.
18665 (may_move_till): Cast according to the coding conventions.
18666 (force_move_till_expr): Avoid using C++ keywords as variable names.
18667 (force_move_till): Cast according to the coding conventions.
18668 (memref_hash): Likewise.
18669 (memref_eq): Likewise.
18670 (gather_mem_refs_stmt): Likewise.
18671 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
18672 using C++ keywords as variable names.
18673 (idx_find_step): Cast according to the coding conventions.
18674 (idx_record_use): Likewise.
18675 (find_depends): Likewise.
18676 (prepare_decl_rtl): Likewise.
18677 (mbc_entry_hash): Likewise.
18678 (mbc_entry_eq): Likewise.
18679 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
18680 (simplify_replace_tree): Avoid using C++ keywords as variable names.
18681 (idx_infer_loop_bounds): Cast according to the coding conventions.
18682 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
18683 * tree-ssa-math-opts.c (occ_new ): Likwise.
18684 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
18686 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
18688 (add_use_op): Likewise.
18689 (add_vop): Likewise.
18690 (add_vuse_op): Likewise.
18691 (add_vdef_op): Likewise.
18692 (get_expr_operands): Likewise.
18693 (push_stmt_changes): Use type safe memory macros.
18694 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
18695 keywords as variable names.
18696 (conditional_replacement): Likewise.
18697 (minmax_replacement): Likewise.
18698 (abs_replacement): Likewise.
18699 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
18700 coding conventions.
18701 (insert_fake_stores): Avoid using C++ keywords as variable names.
18702 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
18704 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
18705 (heapvar_insert): Use type safe memory macros.
18706 (new_var_info): Cast according to the coding conventions.
18707 (new_constraint): Likewise.
18708 (remove_preds_and_fake_succs): Use type safe memory macros.
18709 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
18711 (thread_single_edge): Likewise.
18712 (thread_through_loop_header): Likewise.
18714 2007-06-06 Eric Christopher <echristo@apple.com>
18716 * config/i386/i386.c (override_options): Move handling
18717 of TARGET_SUBTARGET* earlier.
18719 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
18721 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
18724 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
18726 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
18727 emited outside of basic block.
18728 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
18729 the created blocks.
18730 * rtl.h (delete_insn_chain): Declaration changed.
18731 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
18733 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
18734 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
18735 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
18736 to delete_insn_chain.
18737 (rtl_verify_flow_info_1): Verify that the insns in header and footer
18738 do not have bb field set.
18739 (rtl_verify_flow_info): Verify that insns between basic blocks do not
18741 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
18742 * cfgcleanup.c (try_optimize_cfg): Ditto.
18744 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18746 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
18747 (lambda_body_vector_new): Use type safe memory macros.
18748 (lambda_linear_expression_new): Likewise.
18749 (lambda_loopnest_new): Likewise.
18750 (lambda_lattice_new): Likewise.
18751 (replace_uses_equiv_to_x_with_y): Cast according to the coding
18752 conventions. Use type safe memory macros.
18753 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
18754 (lambda_body_vector_s): Likewise.
18755 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
18756 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
18758 2007-06-06 Richard Guenther <rguenther@suse.de>
18760 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
18761 if we need to schedule cfg_cleanup.
18762 (tree_ssa_forward_propagate_single_use_vars): Do so.
18764 2007-06-06 Ian Lance Taylor <iant@google.com>
18766 * fold-const.c (merge_ranges): If range_successor or
18767 range_predecessor fail, just return 0.
18769 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18771 PR tree-optimization/32216
18772 * tree-vectorizer.c (supportable_widening_operation): Determine
18773 signedness of FIX_TRUNC_EXPR from output operand.
18774 (supportable_narrowing_operation): Ditto.
18775 * tree-vect-generic.c (expand_vector_operations_1): Determine
18776 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
18777 from input operand.
18779 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18781 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
18782 (struct pta): ...from here. Change flags to unsigned to avoid
18783 excessive casting (as it is used as a bit mask).
18784 (override_options): Add casts according to the coding convenventions.
18785 (x86_64_elf_unique_section): Likewise.
18786 (examine_argument): Avoid using C++ keywords as variable names.
18787 (construct_container): Likewise.
18788 (legitimize_pic_address): Likewise.
18789 (get_dllimport_decl): Cast according to the coding conventions. Use
18790 type safe memory macros.
18791 (legitimize_address): Cast according to the coding conventions.
18792 (emit_i387_cw_initialization): Corrected the type of slot to enum
18794 (ix86_init_machine_status): Use type safe memory macros.
18795 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
18796 (bdesc_pcmpistr): Likewise.
18797 (bdesc_crc32): Likewise.
18798 (bdesc_sse_3arg): Likewise.
18799 (bdesc_2arg): Likewise.
18800 (bdesc_1arg): Likewise.
18801 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
18802 (ix86_expand_sse_pcmpistr): Likewise.
18803 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
18804 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
18805 int to match the langhook definition.
18806 (ix86_builtin_conversion): Change the type of code to unsigned init to
18807 match the langhook definition.
18808 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
18810 (ix86_preferred_output_reload_class): Likewise.
18811 (ix86_cannot_change_mode_class): Likewise.
18812 (ix86_memory_move_cost): Likewise.
18813 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
18814 avoid excessive casting later on.
18815 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
18817 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18819 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
18820 as flags setting insn.
18821 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
18823 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18825 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
18826 (UNSPEC_ROUND): New.
18827 ("sse4_1_round<mode>2"): New insn pattern.
18828 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
18830 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
18831 expander using SSEMODEF mode macro. Expand using
18832 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18833 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
18834 expander using SSEMODEF mode macro. Expand using
18835 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18836 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
18837 expander using SSEMODEF mode macro. Expand using
18838 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18839 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
18840 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
18841 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
18844 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
18845 Sebastian Pop <sebpop@gmail.com>
18847 * lambda.h (build_linear_expr): New.
18848 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
18849 Use build_linear_expr, call fold and force_gimple_operand.
18850 (lambda_loopnest_to_gcc_loopnest): Check that there is
18851 something to insert.
18852 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
18854 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
18856 PR preprocessor/23479
18857 * doc/extend.texi: Document the 0b-prefixed binary integer
18858 constant extension.
18860 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18862 PR tree-optimization/32215
18863 * tree-vectorizer.c (supportable_widening_operation): Return false
18864 for unsupported FIX_TRUNC_EXPR tree code.
18865 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
18867 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
18869 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
18870 register on SPE targets. Change documentation to reflect
18872 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
18873 Change FIXED_SCRATCH to 14 and document why we're keeping r14
18874 out of the register allocation pool.
18875 (rs6000_reg_live_or_pic_offset_p): New function.
18876 (rs6000_emit_prologue): Move the actual saving of LR up to free
18877 r0 for holding r11. Split saving of SPE 64-bit registers into
18878 its own case. Ensure that offsets will always be in-range for
18879 'evstdd' by using r11 as a scratch register to point at the start
18880 of the SPE save area. Save r11 if necessary, as it is the static
18882 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
18883 into its own case. Ensure that offsets will always be in-range
18884 for 'evldd' by using r11 as a scratch register to point at the
18885 start of the SPE save area. Also adjust r11 when restoring
18886 the stack pointer to compensate for pre-loading r11.
18888 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
18890 * cfg.c (init_flow): Use type safe memory macros.
18891 (alloc_block): Likewise.
18892 (unchecked_make_edge): Likewise.
18893 (dump_flow_info): Avoid using C++ keywords as variable names.
18894 (copy_original_table_clear): Cast according to the coding conventions.
18895 (copy_original_table_set): Likewise.
18896 * cfgexpand (label_rtx_for_bb): Likewise.
18897 (expand_gimple_basic_block): Likewise.
18898 * cfghooks.c (dump_bb): Likewise.
18899 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
18901 (lv_add_condition_to_bb): Likewise.
18902 * cfglayout (relink_block_chain): Cast according to the coding
18904 (fixup_reorder_chain): Likewise.
18905 (fixup_fallthru_exit_predecessor): Likewise.
18906 * cfgloop.c (glb_enum_p): Likewise.
18907 (get_exit_description): Likewise.
18908 (dump_recorded_exit): Likewise.
18909 * cfgloop.h (enum loop_estimation): Move out of struct scope...
18910 (struct loop): ... from here.
18911 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
18913 * cfgrtl.c (rtl_create_basic_block): Likewise.
18914 (rtl_split_block): Likewise.
18915 (rtl_dump_bb): Likewise.
18916 (cfg_layout_split_block): Likewise.
18917 (init_rtl_bb_info): Use typesafe memory macros.
18919 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
18920 * graphds.h: Updated all usages of edge to graph_edge.
18921 * graphds.c: Likewise.
18922 * cfgloopanal.c: Likewise.
18924 2007-06-05 Ian Lance Taylor <iant@google.com>
18926 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
18927 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
18928 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
18930 (test_for_singularity): Likewise.
18932 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
18934 * config/i386/constraints.md ("Y2"): Replaced by ...
18936 * config/i386/i386.md: Likewise.
18937 * config/i386/mmx.md: Likewise.
18938 * config/i386/sse.md: Likewise.
18940 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
18942 * config/i386/constraints.md ("z"): Replaced by ...
18944 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
18945 (sse4_1_blendvps): Likewise.
18946 (sse4_1_pblendvb): Likewise.
18947 (sse4_2_pcmpestr): Likewise.
18948 (sse4_2_pcmpestrm): Likewise.
18949 (sse4_2_pcmpestr_cconly): Likewise.
18950 (sse4_2_pcmpistr): Likewise.
18951 (sse4_2_pcmpistrm): Likewise.
18952 (sse4_2_pcmpistr_cconly): Likewise.
18954 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
18956 * matrix-reorg.c (transform_access_sites): Fix computation.
18957 (transform_allocation_sites): Same.
18959 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18961 * config/i386/i386.c (override_options): Use
18962 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
18964 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18966 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
18967 (nonimm_not_xmm0_operand): Ditto.
18968 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
18969 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
18970 as operand[2] predicate. Require "z" class XMM register for
18971 operand[3]. Adjust asm template.
18972 ("sse4_1_blendvpd"): Ditto.
18973 ("sse4_1_pblendvb"): Ditto.
18974 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
18975 force op2 into xmm0 register for variable blend instructions.
18977 2007-06-04 Tom Tromey <tromey@redhat.com>
18979 * c-tree.h (start_enum): Update.
18980 (build_enumerator): Likewise.
18981 * c-decl.c (enum_next_value): Removed.
18982 (enum_overflow): Likewise.
18983 (start_enum): Add c_enum_contents argument. Don't use globals.
18984 (build_enumerator): Likewise.
18985 * c-tree.h (struct c_enum_contents): New struct.
18987 2007-06-04 Tom Tromey <tromey@redhat.com>
18989 * c-common.c (c_common_get_alias_set): Fix indentation.
18991 2007-06-04 Ian Lance Taylor <iant@google.com>
18993 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
18994 to overflow, reduce overflow infinity to regular infinity.
18995 (vrp_var_may_overflow): New static function.
18996 (vrp_visit_phi_node): Check vrp_var_may_overflow.
18998 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
19000 * stor-layout.c (layout_type): Remove duplicate code.
19002 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
19005 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
19006 before build_common_builtin_nodes ().
19008 2007-06-04 Steve Ellcey <sje@cup.hp.com>
19011 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
19013 2007-06-04 Jan Hubicka <jh@suse.cz>
19015 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
19016 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
19017 instead of _stat version.
19019 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
19021 PR tree-optimization/32194
19022 * tree-predcom.c (determine_offset): Check that both references have
19025 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
19027 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
19028 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
19029 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
19030 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
19031 Add argument to iterate_fix_dominators call.
19032 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
19033 * gcse.c (hoist_code): Change domby to vector.
19034 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
19035 Add argument to iterate_fix_dominators call.
19036 * loop-doloop.c (doloop_modify): Changed recount_dominator to
19037 recompute_dominator.
19038 * lambda-code.c (perfect_nestify): Ditto.
19039 * cfgloopanal.c: Include graphds.h.
19040 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
19041 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
19042 (mark_irreducible_loops): Use graphds_scc. Remove argument from
19044 * graphds.c: New file.
19045 * graphds.h: New file.
19046 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
19047 (get_dominated_by, get_dominated_by_region): Change return type to
19049 (verify_dominators): Recompute all dominators and compare the results.
19050 (recount_dominator): Renamed to ...
19051 (recompute_dominator): ... this. Do not check that the block is
19052 dominated by entry.
19053 (iterate_fix_dominators): Reimplemented.
19054 (prune_bbs_to_update_dominators, root_of_dom_tree,
19055 determine_dominators_for_sons): New functions.
19056 * et-forest.c (et_root): New function.
19057 * et-forest.h (et_root): Declare.
19058 * Makefile.in (graphds.o): Add.
19059 (cfgloopanal.o): Add graphds.h dependency.
19060 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
19061 * basic-block.h (get_dominated_by, get_dominated_by_region,
19062 iterate_fix_dominators): Declaration changed.
19063 (recount_dominator): Renamed to ...
19064 (recompute_dominator): ... this.
19065 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
19066 (thread_through_all_blocks): Do not free dominance info.
19068 2007-06-03 Andreas Schwab <schwab@suse.de>
19070 * config/m68k/m68k.c (override_options): Don't override
19072 * config/m68k/m68k-modes.def (SF, DF): Define to use
19073 motorola_single_format and motorola_double_format, resp.
19074 * real.c (motorola_single_format): Renamed from
19075 coldfire_single_format.
19076 (motorola_double_format): Renamed from coldfire_double_format.
19077 (encode_ieee_extended): Generate a proper canonical NaN image
19078 respecting canonical_nan_lsbs_set.
19079 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
19081 * real.h: Adjust declarations.
19083 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
19086 * config/sh/sh.md (symGOT_load): Don't schedule insns when
19087 the symbol is generated with the stack protector.
19089 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
19091 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
19092 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
19094 * doc/extend.texi (interrupt): Mention m68k.
19096 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
19098 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
19099 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
19100 (ix86_expand_sse_pcmpestr): Do not check operands for
19101 "register_operand", when insn operand predicate is "register_operand".
19102 (ix86_expand_sse_pcmpistr): Ditto.
19104 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
19105 Uros Bizjak <ubizjak@gmail.com>
19107 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
19108 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
19109 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
19110 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
19111 * config/i386/constraints.md ("z"): New register constraint
19112 for members of SSE_FIRST_REG class.
19113 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
19114 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
19115 SSE_FIRST_REG class.
19116 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
19117 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
19118 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
19119 (IX86_BUILTIN_PCMPESTRM128): Likewise.
19120 (IX86_BUILTIN_PCMPESTRA128): Likewise.
19121 (IX86_BUILTIN_PCMPESTRC128): Likewise.
19122 (IX86_BUILTIN_PCMPESTRO128): Likewise.
19123 (IX86_BUILTIN_PCMPESTRS128): Likewise.
19124 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
19125 (IX86_BUILTIN_PCMPISTRI128): Likewise.
19126 (IX86_BUILTIN_PCMPISTRM128): Likewise.
19127 (IX86_BUILTIN_PCMPISTRA128): Likewise.
19128 (IX86_BUILTIN_PCMPISTRC128): Likewise.
19129 (IX86_BUILTIN_PCMPISTRO128): Likewise.
19130 (IX86_BUILTIN_PCMPISTRS128): Likewise.
19131 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
19132 (struct builtin_description): Change "flag" field to unsigned.
19133 (bdesc_pcmpestr): New builtin description table.
19134 (bdesc_pcmpistr): Likewise.
19135 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
19136 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
19137 Initialize pcmp[ei]str[im] insns for SSE4.2.
19138 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
19139 (ix86_expand_sse_pcmpistr): Likewise.
19140 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
19141 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
19142 (UNSPEC_PCMPISTR): Likewise.
19143 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
19144 (sse4_2_pcmpestri):New isns pattern.
19145 (sse4_2_pcmpestrm): Likewise.
19146 (sse4_2_pcmpestr_cconly): Likewise.
19147 (sse4_2_pcmpistr): New insn patern and splitter.
19148 (sse4_2_pcmpistri):New isns pattern.
19149 (sse4_2_pcmpistrm): Likewise.
19150 (sse4_2_pcmpistr_cconly): Likewise.
19151 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
19154 2007-06-01 David Daney <ddaney@avtrex.com>
19156 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
19157 LOADGP_ABSOLUTE and not binds_local_p.
19159 2007-06-01 Geoffrey Keating <geoffk@apple.com>
19161 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
19163 2007-06-01 Ian Lance Taylor <iant@google.com>
19165 * tree-vrp.c (compare_name_with_value): Always set
19166 used_strict_overflow if we get a result from the variable itself.
19168 2007-06-01 Ian Lance Taylor <iant@google.com>
19170 PR rtl-optimization/31455
19171 * lower-subreg.c (find_decomposable_subregs): Don't decompose
19172 subregs which have a cast between modes which are not tieable.
19174 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
19176 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
19177 breaks after return statements.
19179 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
19181 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
19182 only after no_new_pseudos.
19184 2007-05-31 Eric Christopher <echristo@apple.com>
19186 * expr.c (convert_move): Assert that we don't have a BLKmode
19188 (store_expr): Handle BLKmode moves by calling emit_block_move.
19190 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
19192 * c-typeck.c (build_indirect_ref): Include type in error message.
19193 (build_binary_op): Pass types to binary_op_error.
19194 * c-common.c (binary_op_error): Take two type arguments, print out
19196 * c-common.h (binary_op_error): Update prototype.
19198 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
19200 * config/i386/i386.c: Correct coments on -mno-sse4.
19202 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
19204 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
19205 (x86_64-*-*): Likewise.
19206 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
19207 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
19208 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
19209 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
19210 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
19211 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
19212 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
19213 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
19214 (OPTION_MASK_ISA_SSE4): Likewise.
19215 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
19216 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
19217 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
19218 (override_options): Support SSE4.2.
19219 (ix86_build_const_vector): Support SImode and DImode.
19220 (ix86_build_signbit_mask): Likewise.
19221 (ix86_expand_int_vcond): Support V2DImode.
19222 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
19223 (IX86_BUILTIN_CRC32HI): Likewise.
19224 (IX86_BUILTIN_CRC32SI): Likewise.
19225 (IX86_BUILTIN_CRC32DI): Likewise.
19226 (IX86_BUILTIN_PCMPGTQ): Likewise.
19227 (bdesc_crc32): Likewise.
19228 (bdesc_sse_3arg): Likewise.
19229 (ix86_expand_crc32): Likewise.
19230 (ix86_init_mmx_sse_builtins): Support SSE4.2.
19231 (ix86_expand_builtin): Likewise.
19232 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
19233 __SSE4_2__ for -msse4.2.
19234 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
19235 (CRC32MODE): Likewise.
19236 (crc32modesuffix): Likewise.
19237 (crc32modeconstraint): Likewise.
19238 (sse4_2_crc32<mode>): Likewise.
19239 (sse4_2_crc32di): Likewise.
19240 * config/i386/i386.opt (msse4.2): New for SSE4.2.
19242 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
19243 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
19244 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
19245 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
19246 (vcondu<mode>): Likewise.
19247 * doc/extend.texi: Document SSE4.2 built-in functions.
19248 * doc/invoke.texi: Document -msse4.2/-msse4.
19250 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
19252 PR tree-optimization/32160
19253 * tree-predcom.c (predcom_tmp_var): New function. Mark created
19254 variable as gimple reg.
19255 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
19257 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
19259 * gcc.c (main): Don't consider linker options when issuing the
19260 warning about a linker input file not being used.
19262 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19264 * tree-vrp.c (compare_names): Initialize sop.
19266 2007-05-30 Dirk Mueller <dmueller@suse.de>
19268 * cgraphunit.c (cgraph_analyze_function): Remove
19269 computation of inline parameters.
19271 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
19273 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
19275 2007-05-30 Richard Sandiford <richard@codesourcery.com>
19277 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
19278 Add vx-common.h. Include vxworks.h between vx-common.h and
19280 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
19282 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
19283 (TARGET_ASM_DESTRUCTOR): Likewise.
19284 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
19285 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
19286 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
19287 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
19288 (VXWORKS_ENDIAN_SPEC): Define.
19289 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
19290 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
19291 VXWORKS_* equivalents.
19292 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
19293 (ASM_FILE_START): Delete.
19294 (TARGET_VERSION): Reformat.
19295 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
19296 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
19297 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
19298 (FPBIT, DPBIT): Define.
19299 (fp-bit.c, dp-bit.c): New rules.
19300 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
19301 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
19302 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
19303 * config/arm/arm.h: Include vxworks-dummy.h.
19304 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
19305 Mark with ATTRIBUTE_UNUSED.
19306 (arm_override_options): Do not allow VxWorks RTP PIC to be used
19307 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
19308 make it incompatible with -msingle-pic-base.
19309 (arm_function_ok_for_sibcall): Return false for calls that might
19310 go through a VxWorks PIC PLT entry.
19311 (require_pic_register): New function, split out from...
19312 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
19314 (arm_load_pic_register): Handle the VxWorks RTP initialization
19315 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
19316 (arm_emit_call_insn): New function.
19317 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
19318 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
19319 (pic_offset_arm): New pattern.
19320 (call, call_value): Use arm_emit_call_insn.
19321 (call_internal, call_value_internal): New expanders.
19322 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
19323 VxWorks unless __PIC__.
19325 2007-05-30 Eric Christopher <echristo@gmail.com>
19327 * genrecog.c: Include regs.h in generated file.
19328 * genemit.c: Ditto. Fix up formatting.
19329 * config/mn10300/constraints.md: New.
19330 * config/mn10300/mn10300.md: Include.
19331 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
19332 Fix up for removed macro.
19333 * config/mn10300/predicates.md (call_address_operand): Ditto.
19334 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
19335 (CONST_OK_FOR_I): Ditto.
19336 (CONST_OK_FOR_J): Ditto.
19337 (CONST_OK_FOR_K): Ditto.
19338 (CONST_OK_FOR_L): Ditto.
19339 (CONST_OK_FOR_M): Ditto.
19340 (CONST_OK_FOR_N): Ditto.
19341 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
19345 (EXTRA_CONSTRAINT): Ditto.
19347 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
19349 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
19351 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
19352 OPTION_MASK_ISA_64BIT.
19353 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
19355 2007-05-30 Richard Guenther <rguenther@suse.de>
19357 PR middle-end/32152
19358 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
19359 types for comparison.
19360 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
19361 with original typed arguments.
19362 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
19364 2007-05-30 Jakub Jelinek <jakub@redhat.com>
19366 PR tree-optimization/31769
19367 * except.c (duplicate_eh_regions): Clear prev_try if
19368 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
19370 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
19372 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
19373 * tree-ssa-sink.c (statement_sink_location): Return basic block and
19374 bsi of the location where statements should be inserted.
19375 (sink_code_in_bb): Take bsi from statement_sink_location.
19376 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
19377 instead of bsi_start.
19378 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
19380 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
19381 (bsi_move_before): Document inconsistency with bsi_move_after.
19382 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
19384 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
19386 * config/i386/i386.h (TARGET_ABM): New define.
19387 (TARGET_POPCNT): Ditto.
19388 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
19389 New temporary defines to redefine from OPTION_ISA_* defines.
19390 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
19391 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
19392 (ix86_isa_flags): New extern int declaration.
19393 (TARGET_SUBTARGET_DEFAULT): New define.
19394 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
19395 (TARGET_SUBTARGET32_DEFAULT): Ditto.
19396 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
19397 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
19398 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
19399 * config/i386/darwin.h: Change TARGET_64BIT define to
19402 * config/i386/i386.opt (m3dnowa): Define as undocumented option
19403 using existing "ix86_isa_flags" varible.
19404 (m32, m64): Use existing "ix86_isa_flags" variable.
19405 (mmmx, m3dnow): Ditto.
19406 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
19407 (mabm): Define as non-negative option using "x86_abm" variable.
19408 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
19410 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
19411 Rewrite feature test bitmap.
19412 (ix86_isa_flags): New initialized global int varible.
19413 (ix86_isa_flags_explicit): New static int variable.
19414 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
19415 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
19416 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
19417 target_flags_explicit.
19418 (override_options): Remove "target_enable" and "target_disable" fields
19419 from "struct ptt". Update processor_target_table accordingly. Remove
19420 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
19421 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
19422 "target_flags" and "ix86_isa_flags_explicit" instead of
19423 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
19424 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
19425 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
19426 to true when either of PTA_POPCNT or PTA_ABM is set in
19427 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
19428 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
19429 processor_alias_table flags entry. Remove handling of
19430 "target_enable" and "target_disable" fields of processor_target_table.
19431 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
19432 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
19433 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
19434 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
19435 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
19437 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
19439 2007-05-29 David Daney <ddaney@avtrex.com>
19442 * config/mips/mips.c (mips_output_mi_thunk): Emit
19443 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
19445 2007-05-29 Hui-May Chang <hm.chang@apple.com>
19446 * config/i386/i386.c (ix86_function_regparm): Added checking of
19447 ix86_force_align_arg_pointer to determine the number of
19448 register parameters.
19450 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
19452 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
19453 (SET_DR_MISALIGNMENT): New.
19454 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
19455 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
19456 Use SET_DR_MISALIGNMENT.
19457 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
19459 * tree-data-ref.c (create_data_ref, compute_all_dependences,
19460 find_loop_nest): Export.
19461 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
19462 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
19463 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
19464 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
19466 (struct mem_ref): Add field reuse_distance.
19467 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
19468 Initialize reuse_distance field.
19469 (issue_prefetch_ref): Select temporality of prefetch according to
19471 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
19472 self_reuse_distance, determine_loop_nest_reuse): New functions.
19473 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
19474 (tree_ssa_prefetch_arrays): Dump L2 cache size.
19475 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
19478 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
19480 * tree-ssa-alias.c: Add aliasing overview.
19482 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
19483 Danny Smith <dannysmith@users.sourceforge.net>
19486 * config/i386/t-crtfm: Compile crtfastmath.o with
19487 -minline-all-stringops.
19488 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
19489 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
19491 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19493 * doc/md.texi: Document constraints on HP PA-RISC.
19495 * pa/constraints.md: New file.
19496 * pa.md: Include constraints.md.
19497 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
19498 (integer_store_memory_operand, ldil_cint_p): New functions.
19499 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
19500 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
19501 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
19502 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
19503 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
19505 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
19508 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
19509 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
19510 case POSTDECREMENT_EXPR>): Return the error_mark_node
19511 if either the real or imaginary parts would an
19514 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
19516 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
19517 name when we remove it from a call.
19519 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
19521 * targhooks.c (default_narrow_bitfield): Remove.
19522 * targhooks.h: Remove the prototype for
19523 default_narrow_bitfield.
19525 * langhooks-def.h: Remove the prototype for
19526 hook_get_alias_set_0.
19527 * langhooks.c (hook_get_alias_set_0): Remove.
19529 * global.c (EXECUTE_IF_CONFLICT): Remove.
19531 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19534 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
19535 return true when truth_value_p is true and the type
19538 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
19540 * doc/install.texi (Prerequisites): We no longer require Autoconf
19541 2.13 for the top-level.
19543 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
19545 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
19546 memory access via x86_expand_vector_move_misalign() only for
19547 TImode values on 32-bit targets.
19549 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
19551 * matrix-reorg.c: New file. Implement matrix flattening and
19552 transposing optimization.
19553 * tree-pass.h: Add matrix reorg pass.
19554 * common.opt: Add fipa-mreorg flag.
19555 * Makefile.in: Add matrix-reorg.c.
19556 * passes.c: Add matrix reorg pass.
19557 * varpool.c (add_new_static_var): New function.
19558 * cgraph.h (add_new_static_var): Declare.
19560 2007-05-27 Eric Christopher <echristo@apple.com>
19562 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
19563 sp_offset depending on stack size. Save r12 depending
19564 on registers we're saving later.
19565 (rs6000_emit_epilogue): Update sp_offset depending only
19568 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
19570 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
19571 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19572 * ifcvt.c (if_convert): Ditto.
19573 * tree-ssa-threadupdate.c (thread_block): Ditto.
19574 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
19575 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
19576 verify_loop_closed_ssa): Check number_of_loops instead of
19578 * predict.c (tree_estimate_probability): Ditto.
19579 * tree-if-conv.c (main_tree_if_conversion): Ditto.
19580 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
19581 * modulo-sched.c (sms_schedule): Ditto.
19582 * tree-scalar-evolution.c (scev_const_prop): Ditto.
19583 (scev_finalize): Do not do anything if scev analysis was not
19585 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
19586 current_loops == NULL.
19587 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
19588 * loop-init.c (loop_optimizer_init): Do not free current_loops when
19589 there are no loops.
19590 (loop_optimizer_finalize): Assert that loops were analyzed.
19591 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
19592 rtl_doloop): Check number_of_loops instead of current_loops.
19593 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
19594 current_loops == NULL.
19595 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
19596 gate_tree_vectorize tree_linear_transform, check_data_deps,
19597 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
19598 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
19599 Check number_of_loops instead of current_loops.
19600 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
19601 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
19602 free loops if available.
19603 (execute_pre): Do not pass do_fre to fini_pre.
19605 2007-05-27 Tobias Burnus <burnus@net-b.de>
19607 PR middle-end/32083
19608 * real.c (mpfr_from_real): Fix sign of -Inf.
19610 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
19612 * tree-vect-transform.c (vectorizable_conversion): Initialize
19613 tree_code variables to ERROR_MARK.
19614 (vectorizable_type_demotion): Likewise.
19615 (vectorizable_type_promotion): Likewise.
19617 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
19620 * config/i386/i386.md (movti): Handle push operands via
19621 ix86_expand_push().
19623 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
19625 * basic-block.h: Remove the prototype for merge_seq_blocks.
19626 * cfgcleanup.c (merge_seq_blocks): Remove.
19628 * tree-flow.h: Remove the prototype for is_aliased_with.
19629 * tree-ssa-alias.c (is_aliased_with): Remove.
19631 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
19633 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
19635 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
19637 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
19638 ix86_expand_sse4_unpack if SSE4.1 is enabled.
19639 (vec_unpacks_hi_v16qi): Likewise.
19640 (vec_unpacku_lo_v16qi): Likewise.
19641 (vec_unpacks_lo_v16qi): Likewise.
19642 (vec_unpacku_hi_v8hi): Likewise.
19643 (vec_unpacks_hi_v8hi): Likewise.
19644 (vec_unpacku_lo_v8hi): Likewise.
19645 (vec_unpacks_lo_v8hi): Likewise.
19646 (vec_unpacku_hi_v4si): Likewise.
19647 (vec_unpacks_hi_v4si): Likewise.
19648 (vec_unpacku_lo_v4si): Likewise.
19649 (vec_unpacks_lo_v4si): Likewise.
19651 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
19653 * c-typeck.c, config/arm/arm.c, config/darwin.c,
19654 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
19655 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
19656 follow spelling conventions in various
19657 warning/error/diagnostic messages.
19659 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
19660 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
19661 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
19662 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
19663 tree-vrp.c: Fix comment typos. Follow spelling conventions.
19664 * doc/tm.texi: Follow spelling conventions.
19666 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19669 * tree-ssa-forwprop.c
19670 (forward_propagate_addr_into_variable_array_index): Remove
19671 the lhs argument. Use the type of def_rhs instead of lhs.
19672 (forward_propagate_addr_expr_1): Update use of
19673 forward_propagate_addr_into_variable_array_index.
19675 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
19676 Nigel Stephens <nigel@mips.com>
19678 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
19679 function attributes, "far" being an alias for "long_call".
19680 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
19681 (mips_near_type_p, mips_far_type_p): New.
19682 (mips_comp_type_attributes): New function to check that attributes
19683 attached to a function type are compatible.
19684 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
19685 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
19686 to the target function of the thunk.
19687 (mips_encode_section_info): Check for "near" and "far" function
19688 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
19690 * config/mips/predicates.md (const_call_insn_operand): Test only
19691 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
19693 * doc/extend.texi (Function Attributes): Document MIPS "near" and
19696 * testsuite/gcc.target/mips/near-far-1.c: New test case.
19697 * testsuite/gcc.target/mips/near-far-2.c: New test case.
19698 * testsuite/gcc.target/mips/near-far-3.c: New test case.
19699 * testsuite/gcc.target/mips/near-far-4.c: New test case.
19701 2007-05-25 Eric Christopher <echristo@apple.com>
19703 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
19704 to x86-darwin configurations.
19705 * config/i386/t-darwin: Add softfp support.
19706 * config/i386/t-darwin64: Ditto.
19707 * config/i386/sfp-machine.h: If mach then don't use
19708 aliasing, emit a stub to call.
19710 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
19712 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
19713 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
19714 tree-predcom.c, tree-ssa-alias-warnings.c,
19715 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
19716 comment typos. Follow spelling conventions.
19717 * doc/cpp.texi, doc/invoke.texi: Fix typos.
19719 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
19722 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
19723 constants into memory. Expand unaligned memory references for
19724 SSE modes via x86_expand_vector_move_misalign() function.
19726 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
19728 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
19729 "memory" attribute for "sseishft" type insn without operands[2].
19731 2007-05-25 Dirk Mueller <dmueller@suse.de>
19732 Marcus Meissner <meissner@suse.de>
19734 * doc/extend.texi (alloc_size): New attribute.
19735 * c-common.c (handle_alloc_size_attribute): New.
19736 * tree-object-size.c (alloc_object_size): Use alloc_size
19737 attribute, if available.
19739 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
19741 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
19743 (__builtin_ia32_vec_ext_v2di): Likewise.
19744 (__builtin_ia32_vec_ext_v4si): Likewise.
19745 (__builtin_ia32_vec_ext_v8hi): Likewise.
19746 (__builtin_ia32_vec_ext_v16qi): Likewise.
19747 (__builtin_ia32_vec_set_v8hi): Likewise.
19749 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
19751 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
19753 2007-05-25 Richard Sandiford <richard@codesourcery.com>
19755 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
19756 (arm_is_longcall_p): Rename to...
19757 (arm_is_long_call_p): ...this. Take a single tree argument and
19759 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
19760 (CUMULATIVE_ARGS): Remove call_cookie.
19761 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
19762 (ENCODED_LONG_CALL_ATTR_P): Delete.
19763 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
19764 LONG_CALL_FLAG_CHAR cases.
19765 (ARM_DECLARE_FUNCTION_SIZE): Delete.
19766 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
19767 ARM_DECLARE_FUNCTION_SIZE.
19768 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
19769 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
19770 (arm_encode_call_attribute, current_file_function_operand): Delete.
19771 (arm_function_in_section_p): New function.
19772 (arm_is_longcall_p): Rename to...
19773 (arm_is_long_call_p): ...this. Take the target function as a single
19774 argument and return a bool. Do not rely on call cookies. Check
19775 whether the target symbol is in the same section as the current
19776 function, not just the same compilation unit.
19777 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
19778 (arm_encode_section_info): Don't encode a call type.
19779 * config/arm/arm.md (call, call_value): Update calls to
19780 arm_is_long(_)call_p. Simplify logic.
19781 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
19782 Update calls to arm_is_long(_)call_p.
19784 2007-05-25 Richard Guenther <rguenther@suse.de>
19786 PR tree-optimization/31982
19787 * tree-ssa-forwprop.c
19788 (forward_propagate_addr_into_variable_array_index): Handle arrays
19789 with element size one.
19791 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
19793 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
19794 (umulsi3_highpart): Likewise.
19796 2007-05-24 Ian Lance Taylor <iant@google.com>
19798 PR rtl-optimization/32069
19799 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
19802 2007-05-24 Ollie Wild <aaw@google.com>
19804 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
19807 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
19809 * postreload-gcse.c (reg_changed_after_insn_p): New function.
19810 (oprs_unchanged_p): Use it to check all registers in a REG.
19811 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
19812 (reg_set_between_after_reload_p): Delete.
19813 (reg_used_between_after_reload_p): Likewise.
19814 (reg_set_or_used_since_bb_start): Likewise.
19815 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
19816 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
19817 Use reg_set_between_p instead of reg_set_between_after_reload_p.
19818 * rtlanal.c (reg_set_p): Check whether REG overlaps
19819 regs_invalidated_by_call, rather than just checking the
19820 membership of REGNO (REG).
19822 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
19824 * doc/passes.texi: Document predictive commoning.
19825 * doc/invoke.texi (-fpredictive-commoning): Document.
19826 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
19827 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
19828 adding indices to the generated name.
19829 (schedule_sm): Pass 0 to get_lsm_tmp_name.
19830 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
19831 * tree-pretty-print.c (op_symbol_1): Renamed to ...
19832 (op_symbol_code): ... and exported.
19833 (dump_omp_clause, op_symbol): Use op_symbol_code
19834 instead of op_symbol_1.
19835 * tree-pass.h (pass_predcom): Declare.
19836 * timevar.def (TV_PREDCOM): New timevar.
19837 * tree-ssa-loop.c (run_tree_predictive_commoning,
19838 gate_tree_predictive_commoning, pass_predcom): New.
19839 * tree-data-ref.c (find_data_references_in_loop): Find the
19840 references in dominance order.
19841 (canonicalize_base_object_address): Ensure that the result has
19843 (dr_analyze_innermost): Export.
19844 (create_data_ref): Code to fail for references with invariant
19846 (find_data_references_in_stmt): ... here.
19847 * tree-data-ref.h (dr_analyze_innermost): Declare.
19848 * tree-affine.c: Include tree-gimple.h and hashtab.h.
19849 (aff_combination_find_elt, name_expansion_hash,
19850 name_expansion_eq, tree_to_aff_combination_expand,
19851 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
19853 * tree-affine.h (aff_combination_constant_multiple_p,
19854 tree_to_aff_combination_expand): Declare.
19855 * tree-predcom.c: New file.
19856 * common.opt (fpredictive-commoning): New option.
19857 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
19858 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
19859 * Makefile.in (tree-predcom.o): Add.
19860 (tree-affine.o): Add TREE_GIMPLE_H dependency.
19861 * passes.c (init_optimization_passes): Add dceloop after
19862 copy propagation in loop optimizer. Add predictive commoning
19863 to loop optimizer passes.
19865 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19867 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
19870 2007-05-24 Jan Hubicka <jh@suse.cz>
19872 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
19874 (genheader): Include statistics.h.
19876 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
19878 * print-rtl.c (flag_dump_unnumbered): Update comments.
19879 (print_rtl): Fix my previous change.
19880 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
19883 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
19885 PR middle-end/32018
19886 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
19888 (thread_through_all_blocks): Call initialize_original_copy_tables
19889 and free_original_copy_tables.
19890 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
19892 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
19893 * cfghooks.c (duplicate_block): Use get_loop_copy.
19894 * cfg.c: Include cfgloop.h.
19895 (loop_copy): New hash table.
19896 (initialize_original_copy_tables): Initialize loop_copy table.
19897 (free_original_copy_tables): Free loop_copy table.
19898 (copy_original_table_clear, copy_original_table_set,
19899 set_loop_copy, get_loop_copy): New functions.
19900 (set_bb_original, set_bb_copy): Use copy_original_table_set.
19901 * cfgloop.h (struct loop): Remove copy field.
19902 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
19903 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
19905 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19907 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
19908 -msse/-msse2/-msse3.
19910 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19912 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
19913 __builtin_ia32_vec_set_v2di with MASK_64BIT.
19915 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
19918 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
19919 * targhooks.h (default_mangle_decl_assembler_name): Declare
19921 * targhooks.c (default_mangle_decl_assembler_name): Define
19923 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
19925 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
19926 * langhooks.c (lhd_set_decl_assembler_name): Call
19927 targetm.mangle_decl_assembler_name for names with global scope.
19929 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
19931 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
19932 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
19934 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
19935 New. Factored out of i386_pe_encode_section_info.
19936 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
19937 Move check for prior decoration of stdcall
19938 symbols to i386_pe_encode_section_info.
19939 (i386_pe_encode_section_info): Adjust call to
19940 gen_stdcall_or_fastcall_suffix. Use
19941 i386_pe_maybe_mangle_decl_assembler_name, if needed.
19942 (i386_pe_mangle_decl_assembler_name): New. Wrap
19943 i386_pe_maybe_mangle_decl_assembler_name.
19945 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
19947 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
19948 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
19949 * langhooks.c (get_signed_or_unsigned_type): Don't check for
19950 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
19951 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
19954 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
19955 Nigel Stephens <nigel@mips.com>
19956 Richard Sandiford <richard@codesourcery.com>
19958 Fix up MIPS16 hard float and add support for complex.
19960 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
19961 (TARGET_SOFT_FLOAT_ABI): New.
19962 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
19963 __mips_soft_float to reflect the ABI in use, not whether the
19964 FPU is directly accessible (e.g., in MIPS16 mode).
19965 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
19966 (UNITS_PER_FPVALUE): Likewise.
19968 * config/mips/mips.c (mips_expand_call): Remove redundant
19969 TARGET_MIPS16 check.
19970 (mips_arg_regno): New.
19971 (function_arg_advance): When setting bits in cum->fp_code for
19972 MIPS16, don't subtract 1 from cum->arg_number, since it is now
19974 (function_arg): Use mips_arg_regno.
19975 (mips_return_mode_in_fpr_p): New.
19976 (mips16_call_stub_mode_suffix): New.
19977 (mips16_cfun_returns_in_fpr_p): New.
19978 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
19979 (mips_output_function_prologue): Test mips16_hard_float, not
19980 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
19981 (mips_expand_epilogue): Call MIPS16 helper routines to copy
19982 return value into a floating-point register.
19983 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
19984 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
19985 (mips16_fp_args): Handle MIPS32r2 ISA which supports
19986 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
19987 word of double arguments from or to the high bits of 64-bit
19988 floating point registers.
19989 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
19990 (mips16_fpret_double): New helper function.
19991 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
19992 support for complex modes. Fill in DECL_RESULT for stubdecl.
19993 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
19995 * config/mips/mips16.S
19996 (RET, ARG1, ARG2): New.
19997 (MERGE_GPRf, MERGE_GPRt): New.
19998 (DELAYt, DELAYf): New.
19999 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
20000 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
20001 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
20002 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
20003 (SFOP): Renamed to...
20004 (OPSF3): This, and macro-ified. Updated all uses.
20005 (SFOP2): Renamed to...
20006 (OPSF2): This, and macro-ified. Updated all uses.
20007 (SFCMP): Renamed to...
20008 (CMPSF): This, and macro-ified. Updated all uses.
20009 (SFREVCMP): Renamed to...
20010 (REVCMPSF): This, and macro-ified. Updated all uses.
20011 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
20012 (LDDBL1, LDDBL2, RETDBL): Deleted.
20013 (DFOP): Renamed to...
20014 (OPDF3): This, and macro-ified. Updated all uses.
20015 (DFOP2): Renamed to...
20016 (OPDF2): This, and macro-ified. Updated all uses.
20017 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
20018 (DFCMP): Renamed to...
20019 (CMPDF): This, and macro-ified. Updated all uses.
20020 (DFREVCMP): Renamed to...
20021 (REVCMPDF): This, and macro-ified. Updated all uses.
20022 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
20023 (RET_FUNCTION): New.
20024 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
20025 (__mips16_ret_sc, __mips16_ret_dc): New.
20026 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
20027 STUB_ARGS_6, STUB_ARGS_10): New.
20028 (CALL_STUB_NO_RET): New.
20029 (__mips16_call_stub_1): Macro-ified.
20030 (__mips16_call_stub_5): Macro-ified.
20031 (__mips16_call_stub_2): Macro-ified.
20032 (__mips16_call_stub_6): Macro-ified.
20033 (__mips16_call_stub_9): Macro-ified.
20034 (__mips16_call_stub_10): Macro-ified.
20035 (CALL_STUB_RET): New.
20036 (__mips16_call_stub_sf_0): Macro-ified.
20037 (__mips16_call_stub_sf_1): Macro-ified.
20038 (__mips16_call_stub_sf_5): Macro-ified.
20039 (__mips16_call_stub_sf_2): Macro-ified.
20040 (__mips16_call_stub_sf_6): Macro-ified.
20041 (__mips16_call_stub_sf_9): Macro-ified.
20042 (__mips16_call_stub_sf_10): Macro-ified.
20043 (__mips16_call_stub_df_0): Macro-ified.
20044 (__mips16_call_stub_df_1): Macro-ified.
20045 (__mips16_call_stub_df_5): Macro-ified.
20046 (__mips16_call_stub_df_2): Macro-ified.
20047 (__mips16_call_stub_df_6): Macro-ified.
20048 (__mips16_call_stub_df_9): Macro-ified.
20049 (__mips16_call_stub_df_10): Macro-ified.
20050 (__mips16_call_stub_sc_0): New.
20051 (__mips16_call_stub_sc_1): New.
20052 (__mips16_call_stub_sc_5): New.
20053 (__mips16_call_stub_sc_2): New.
20054 (__mips16_call_stub_sc_6): New.
20055 (__mips16_call_stub_sc_9): New.
20056 (__mips16_call_stub_sc_10): New.
20057 (__mips16_call_stub_dc_0): New.
20058 (__mips16_call_stub_dc_1): New.
20059 (__mips16_call_stub_dc_5): New.
20060 (__mips16_call_stub_dc_2): New.
20061 (__mips16_call_stub_dc_6): New.
20062 (__mips16_call_stub_dc_9): New.
20063 (__mips16_call_stub_dc_10): New.
20065 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
20066 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
20067 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
20069 2007-05-23 Ian Lance Taylor <iant@google.com>
20071 * doc/invoke.texi (Invoking GCC): Document that the order of the
20074 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
20077 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
20078 * config/score/predicate.md (const_pow2, const_npow2): Remove.
20079 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
20083 * config/score/score.c (score_print_operand): Make sure that only
20084 lower bits are used.
20086 2007-05-22 Ian Lance Taylor <iant@google.com>
20088 * tree-vrp.c (avoid_overflow_infinity): New static function,
20089 broken out of set_value_range_to_value.
20090 (set_value_range_to_value): Call avoid_overflow_infinity.
20091 (extract_range_from_assert): Likewise.
20093 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20095 PR middle-end/31095
20096 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
20097 change the type before looking for a COMPOUND_EXPR.
20099 2007-05-22 Ian Lance Taylor <iant@google.com>
20101 * lower-subreg.c (decompose_multiword_subregs): If we change an
20102 insn, call remove_retval_note on it.
20104 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
20106 * regs.h (end_hard_regno): New function.
20107 (END_HARD_REGNO, END_REGNO): New macros.
20108 (add_to_hard_reg_set): New function.
20109 (remove_from_hard_reg_set): Likewise.
20110 (in_hard_reg_set_p): Likewise.
20111 (overlaps_hard_reg_set_p): Likewise.
20112 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
20113 (note_btr_set): Use END_HARD_REGNO.
20114 * caller-save.c (setup_save_areas): Use end_hard_regno.
20115 (mark_set_regs): Use END_HARD_REGNO.
20116 (add_stored_regs): Use end_hard_regno.
20117 (mark_referenced_regs): Use add_to_hard_reg_set.
20118 * combine.c (update_table_tick): Use END_REGNO.
20119 (record_value_for_reg): Likewise.
20120 (record_dead_and_set_regs): Likewise.
20121 (get_last_value_validate): Likewise.
20122 (use_crosses_set_p): Likewise.
20123 (reg_dead_at_p_1): Likewise.
20124 (reg_dead_at_p): Likewise.
20125 (mark_used_regs_combine): Use add_to_hard_reg_set.
20126 (move_deaths): Use END_HARD_REGNO.
20127 (reg_bitfield_target_p): Use end_hard_regno.
20128 (distribute_notes): Use END_HARD_REGNO.
20129 * cse.c (mention_regs): Use END_REGNO.
20130 (insert): Use add_to_hard_reg_set.
20131 (invalidate): Use END_HARD_REGNO.
20132 (invalidate_for_call): Likewise.
20133 (exp_equiv_p): Use END_REGNO.
20134 (cse_insn): Likewise.
20135 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
20136 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
20137 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
20138 * function.c (keep_stack_depressed): Use end_hard_regno.
20139 * global.c (global_alloc): Use end_hard_regno.
20140 (global_conflicts): Use add_to_hard_reg_set instead of
20142 (find_reg): Likewise.
20143 (mark_reg_store): Likewise.
20144 (mark_reg_conflicts): Likewise.
20145 (mark_reg_death): Use remove_from_hard_reg_set.
20146 (mark_reg_live_nc): Delete.
20147 (set_preference): Use end_hard_regno.
20148 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
20149 remove_from_hard_reg_set.
20150 (post_mark_life): Use add_to_hard_reg_set.
20151 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
20152 (reg_becomes_live): Use add_to_hard_reg_set.
20153 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
20154 (peep2_find_free_register): Use add_to_hard_reg_set.
20155 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
20156 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
20157 * regrename.c (note_sets): Use add_to_hard_reg_set.
20158 (clear_dead_regs): Use remove_from_hard_reg_set.
20159 (regrename_optimize): Use add_to_hard_reg_set.
20160 (find_oldest_value_reg): Use in_hard_reg_set_p.
20161 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
20162 (hard_reg_set_here_p): Use end_hard_regno.
20163 (decompose): Likewise.
20164 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
20165 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
20166 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
20167 (mark_home_live): Use end_hard_regno.
20168 (spill_hard_reg): Likewise.
20169 (clear_reload_reg_in_use): Likewise.
20170 * reorg.c (delete_prior_computation): Use END_REGNO.
20171 * resource.c (update_live_status): Use END_HARD_REGNO.
20172 (mark_referenced_resources): Use add_to_hard_reg_set.
20173 (mark_set_resources): Likewise.
20174 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
20175 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
20176 (reg_overlap_mentioned_p): Likewise.
20177 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
20178 (covers_regno_no_parallel_p): Use END_REGNO.
20179 (find_regno_note): Likewise.
20180 (find_reg_fusage): Use END_HARD_REGNO.
20181 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
20182 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
20184 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
20186 * mode-switching.c (reg_dies): Change type of second argument to
20188 (optimize_mode_switching): Update accordingly.
20190 2007-05-22 Richard Sandiford <richard@codesourcery.com>
20192 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
20194 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
20195 (hard_reg_set_empty_p): ...these new functions.
20196 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
20197 GO_IF_HARD_REG_SUBSET.
20198 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
20199 instead of GO_IF_HARD_REG_EQUAL.
20200 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
20201 instead of GO_IF_HARD_REG_EQUAL.
20202 * global.c (find_reg): Use hard_reg_set_empty_p instead of
20203 GO_IF_HARD_REG_SUBSET.
20204 (modify_reg_pav): Use hard_reg_set_empty_p instead of
20205 GO_IF_HARD_REG_EQUAL.
20206 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
20207 of GO_IF_HARD_REG_SUBSET.
20208 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
20209 instead of GO_IF_HARD_REG_EQUAL.
20210 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
20211 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
20212 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
20213 of GO_IF_HARD_REG_SUBSET,
20214 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
20215 GO_IF_HARD_REG_SUBSET.
20216 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
20217 instead of GO_IF_HARD_REG_EQUAL.
20218 * config/sh/sh.c (push_regs, calc_live_regs): Use
20219 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
20220 (hard_regs_intersect_p): Delete.
20222 2007-05-22 Janis Johnson <janis187@us.ibm.com>
20224 * doc/sourcebuild.texi (Test Directives) Add dg-message.
20226 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
20227 Richard Henderson <rth@redhat.com>
20229 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
20231 (x86_64-*-*): Likewise.
20233 * config/i386/i386-modes.def (V2QI): New.
20235 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
20237 (override_options): Support SSE4.1.
20238 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
20239 (IX86_BUILTIN_BLENDPS): Likewise.
20240 (IX86_BUILTIN_BLENDVPD): Likewise.
20241 (IX86_BUILTIN_BLENDVPS): Likewise.
20242 (IX86_BUILTIN_PBLENDVB128): Likewise.
20243 (IX86_BUILTIN_PBLENDW128): Likewise.
20244 (IX86_BUILTIN_DPPD): Likewise.
20245 (IX86_BUILTIN_DPPS): Likewise.
20246 (IX86_BUILTIN_INSERTPS128): Likewise.
20247 (IX86_BUILTIN_MOVNTDQA): Likewise.
20248 (IX86_BUILTIN_MPSADBW128): Likewise.
20249 (IX86_BUILTIN_PACKUSDW128): Likewise.
20250 (IX86_BUILTIN_PCMPEQQ): Likewise.
20251 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
20252 (IX86_BUILTIN_PMAXSB128): Likewise.
20253 (IX86_BUILTIN_PMAXSD128): Likewise.
20254 (IX86_BUILTIN_PMAXUD128): Likewise.
20255 (IX86_BUILTIN_PMAXUW128): Likewise.
20256 (IX86_BUILTIN_PMINSB128): Likewise.
20257 (IX86_BUILTIN_PMINSD128): Likewise.
20258 (IX86_BUILTIN_PMINUD128): Likewise.
20259 (IX86_BUILTIN_PMINUW128): Likewise.
20260 (IX86_BUILTIN_PMOVSXBW128): Likewise.
20261 (IX86_BUILTIN_PMOVSXBD128): Likewise.
20262 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
20263 (IX86_BUILTIN_PMOVSXWD128): Likewise.
20264 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
20265 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
20266 (IX86_BUILTIN_PMOVZXBW128): Likewise.
20267 (IX86_BUILTIN_PMOVZXBD128): Likewise.
20268 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
20269 (IX86_BUILTIN_PMOVZXWD128): Likewise.
20270 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
20271 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
20272 (IX86_BUILTIN_PMULDQ128): Likewise.
20273 (IX86_BUILTIN_PMULLD128): Likewise.
20274 (IX86_BUILTIN_ROUNDPD): Likewise.
20275 (IX86_BUILTIN_ROUNDPS): Likewise.
20276 (IX86_BUILTIN_ROUNDSD): Likewise.
20277 (IX86_BUILTIN_ROUNDSS): Likewise.
20278 (IX86_BUILTIN_PTESTZ): Likewise.
20279 (IX86_BUILTIN_PTESTC): Likewise.
20280 (IX86_BUILTIN_PTESTNZC): Likewise.
20281 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
20282 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
20283 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
20284 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
20285 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
20286 (bdesc_ptest): New.
20287 (bdesc_sse_3arg): Likewise.
20288 (bdesc_2arg): Likewise.
20289 (bdesc_1arg): Likewise.
20290 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
20292 (ix86_expand_sse_4_operands_builtin): New.
20293 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
20294 smaller than 8 bits as the 2nd arg.
20295 (ix86_expand_sse_ptest): New.
20296 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
20297 (ix86_expand_vector_set): Support SSE4.1.
20298 (ix86_expand_vector_extract): Likewise.
20300 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
20301 __SSE4_1__ for -msse4.1.
20303 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
20304 (UNSPEC_INSERTPS): Likewise.
20305 (UNSPEC_DP): Likewise.
20306 (UNSPEC_MOVNTDQA): Likewise.
20307 (UNSPEC_MPSADBW): Likewise.
20308 (UNSPEC_PHMINPOSUW): Likewise.
20309 (UNSPEC_PTEST): Likewise.
20310 (UNSPEC_ROUNDP): Likewise.
20311 (UNSPEC_ROUNDS): Likewise.
20313 * config/i386/i386.opt (msse4.1): New for SSE4.1.
20315 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
20316 (const_pow2_1_to_32768_operand): Likewise.
20318 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
20321 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
20323 (sse4_1_insertps): Likewise.
20324 (*sse4_1_extractps): Likewise.
20325 (sse4_1_ptest): Likewise.
20326 (sse4_1_mulv2siv2di3): Likewise.
20327 (*sse4_1_mulv4si3): Likewise.
20328 (*sse4_1_smax<mode>3): Likewise.
20329 (*sse4_1_umax<mode>3): Likewise.
20330 (*sse4_1_smin<mode>3): Likewise.
20331 (*sse4_1_umin<mode>3): Likewise.
20332 (sse4_1_eqv2di3): Likewise.
20333 (*sse4_1_pinsrb): Likewise.
20334 (*sse4_1_pinsrd): Likewise.
20335 (*sse4_1_pinsrq): Likewise.
20336 (*sse4_1_pextrb): Likewise.
20337 (*sse4_1_pextrb_memory): Likewise.
20338 (*sse4_1_pextrw_memory): Likewise.
20339 (*sse4_1_pextrq): Likewise.
20340 (sse4_1_blendpd): Likewise.
20341 (sse4_1_blendps): Likewise.
20342 (sse4_1_blendvpd): Likewise.
20343 (sse4_1_blendvps): Likewise.
20344 (sse4_1_dppd): Likewise.
20345 (sse4_1_dpps): Likewise.
20346 (sse4_1_movntdqa): Likewise.
20347 (sse4_1_mpsadbw): Likewise.
20348 (sse4_1_packusdw): Likewise.
20349 (sse4_1_pblendvb): Likewise.
20350 (sse4_1_pblendw): Likewise.
20351 (sse4_1_phminposuw): Likewise.
20352 (sse4_1_extendv8qiv8hi2): Likewise.
20353 (*sse4_1_extendv8qiv8hi2): Likewise.
20354 (sse4_1_extendv4qiv4si2): Likewise.
20355 (*sse4_1_extendv4qiv4si2): Likewise.
20356 (sse4_1_extendv2qiv2di2): Likewise.
20357 (*sse4_1_extendv2qiv2di2): Likewise.
20358 (sse4_1_extendv4hiv4si2): Likewise.
20359 (*sse4_1_extendv4hiv4si2): Likewise.
20360 (sse4_1_extendv2hiv2di2): Likewise.
20361 (*sse4_1_extendv2hiv2di2): Likewise.
20362 (sse4_1_extendv2siv2di2): Likewise.
20363 (*sse4_1_extendv2siv2di2): Likewise.
20364 (sse4_1_zero_extendv8qiv8hi2): Likewise.
20365 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
20366 (sse4_1_zero_extendv4qiv4si2): Likewise.
20367 (*sse4_1_zero_extendv4qiv4si2): Likewise.
20368 (sse4_1_zero_extendv2qiv2di2): Likewise.
20369 (*sse4_1_zero_extendv2qiv2di2): Likewise.
20370 (sse4_1_zero_extendv4hiv4si2): Likewise.
20371 (*sse4_1_zero_extendv4hiv4si2): Likewise.
20372 (sse4_1_zero_extendv2hiv2di2): Likewise.
20373 (*sse4_1_zero_extendv2hiv2di2): Likewise.
20374 (sse4_1_zero_extendv2siv2di2): Likewise.
20375 (*sse4_1_zero_extendv2siv2di2): Likewise.
20376 (sse4_1_roundpd): Likewise.
20377 (sse4_1_roundps): Likewise.
20378 (sse4_1_roundsd): Likewise.
20379 (sse4_1_roundss): Likewise.
20380 (mulv4si3): Don't expand for SSE4.1.
20381 (smax<mode>3): Likewise.
20382 (umaxv4si3): Likewise.
20383 (uminv16qi3): Likewise.
20384 (umin<mode>3): Likewise.
20385 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
20387 * doc/extend.texi: Document SSE4.1 built-in functions.
20389 * doc/invoke.texi: Document -msse4.1.
20391 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
20393 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
20394 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
20395 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
20396 (ASM_SPEC): Add asm_pcrel_spec.
20397 (EXTRA_SPECS): Add asm_pcrel_spec.
20399 2007-05-21 David Daney <ddaney@avtrex.com>
20401 * doc/install.texi (Building a cross compiler): Add requirements
20402 for Java cross compiler.
20404 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20406 PR middle-end/31995
20407 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
20408 Add loopno argument. Use evolution_function_is_invariant_rec_p
20409 instead of evolution_function_is_constant_p.
20410 Update calls to evolution_function_is_affine_multivariate_p.
20411 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
20412 Add loopno argument.
20413 * tree-scalar-evolution.c (gather_chrec_stats): Call
20414 evolution_function_is_affine_multivariate_p with a loop
20416 * tree-data-ref.c (analyze_miv_subscript): Likewise.
20417 (analyze_overlapping_iterations): Likewise.
20418 (access_functions_are_affine_or_constant_p): Likewise.
20419 (build_classic_dist_vector_1): If the access functions
20420 are equal, don't do anything.
20422 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
20423 Paolo Carlini <pcarlini@suse.de>
20424 Uros Bizjak <ubizjak@gmail.com>
20426 * c-cppbuiltin.c (c_cpp_builtins): Define
20427 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
20428 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
20429 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
20430 * doc/cpp.texi ([Standard Predefined Macros]): Document.
20432 2007-05-21 Mike Stump <mrs@apple.com>
20434 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
20436 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
20438 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
20440 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
20441 implementation if __OPTIMIZE__ is not defined.
20442 (_mm_alignr_pi8): Ditto.
20443 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
20444 (_mm_inserti_si64): Ditto.
20445 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
20446 (_mm_slli_epi16): Ditto.
20447 (_mm_slli_epi32): Ditto.
20448 (_mm_slli_epi64): Ditto.
20449 (_mm_srai_epi16): Ditto.
20450 (_mm_srai_epi32): Ditto.
20451 (_mm_srli_si128): Ditto.
20452 (_mm_slli_si128): Ditto.
20453 (_mm_srli_epi16): Ditto.
20454 (_mm_srli_epi32): Ditto.
20455 (_mm_srli_epi64): Ditto.
20456 (_mm_extract_epi16): Ditto.
20457 (_mm_insert_epi16): Ditto.
20458 (_mm_shufflehi_epi16): Ditto.
20459 (_mm_shufflelo_epi16): Ditto.
20460 (_mm_shuffle_epi32): Ditto.
20461 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
20462 (_m_pextrw): Ditto.
20463 (_mm_insert_pi16): Ditto.
20464 (_m_pinsrw): Ditto.
20465 (_mm_shuffle_pi16): Ditto.
20466 (_m_pshufw): Ditto.
20467 (_mm_shufle_ps): Ditto.
20468 (_mm_prefetch): Ditto.
20470 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
20472 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
20473 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
20474 * real.c (encode_i370_single, decode_i370_single,
20475 encode_i370_double, decode_i370_double): Functions removed.
20476 (i370_single_format, i370_double_format): Initializations removed.
20477 (real_maxval, round_for_format, exact_real_truncate, significand_size):
20478 Consider the log2_b field to always be one.
20479 (ieee_single_format, mips_single_format, coldfire_single_format,
20480 ieee_double_format, mips_double_format, coldfire_double_format,
20481 ieee_extended_motorola_format, ieee_extended_intel_96_format,
20482 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
20483 ibm_extended_format, mips_extended_format, ieee_quad_format,
20484 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
20485 decimal_single_format, decimal_double_format, decimal_quad_format,
20486 c4x_single_format, c4x_extended_format, real_internal_format): Remove
20487 initialization of log2_b.
20488 * real.h (i370_single_format, i370_double_format): Declarations
20490 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
20491 field to always be one.
20493 2007-05-21 Andreas Schwab <schwab@suse.de>
20495 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
20496 NOTE_INSN_BASIC_BLOCK_P.
20497 (process_for_unwind_directive): Likewise.
20499 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
20501 * builtins.c (expand_builtin_setjmp_setup): Update comment.
20502 * function.h (struct function): Move va_list_gpr_size,
20503 va_list_fpr_size, function_frequency to front of bitfields. Add
20505 (current_function_calls_unwind_init): New.
20506 * except.c (expand_builtin_unwind_init): Set
20507 current_function_calls_unwind_init not
20508 current_function_has_nonlocal_label.
20509 * reload1.c (has_nonexceptional_receiver): New.
20510 (reload): Use it and current_function_calls_unwind_init to
20511 determine whether call-saved regs must be saved.
20513 2007-05-20 Jan Hubicka <jh@suse.cz>
20515 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
20516 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20517 * ddg.c (create_ddg): LIkewise.
20518 * final.c (final): Remove hunk moving line number notes around since
20519 they are no longer present at this stage.
20520 (final_scan_insn): Use NOTE_KIND instead of
20521 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20522 (output_asm_label): Likewise.
20523 * reorg.c (dbr_schedule): Likewise.
20524 * haifa-sched.c (unlink_other_notes): Likewise.
20525 * mode-switching.c (optimize_mode_switching): Likewise.
20526 * graph.c (start_bb): Likewise.
20527 * rtl.def (NOTE): Update description.
20528 * jump.c (squeeze_notes): Delete.
20529 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
20530 NOTE_INSN_BASIC_BLOCK_P when possible.
20531 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
20532 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
20533 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20534 (dwarf2out_var_location): Likewise.
20535 * cfgbuild.c (make_edges): Likewise.
20536 (find_basic_blocks_1): Likewise.
20537 * function.c (reorder_blocks_1): Likewise.
20538 (epilogue_done): Likewise.
20539 (reposition_prologue_and_epilogue_notes): Likewise.
20540 * print-rtl.c (print_rtx): Likewise; drop code for printing
20542 (print_rtl): Likewise.
20543 (print_rtl_single): Likewise.
20544 * gcse.c (insert_insn_start_bb): Likewise.
20545 * alias.c (init_alias_analysis): Likewise.
20546 * calls.c (fixup_tail_calls): Likewise.
20547 * except.c (sjlj_emit_function_enter): Likewise.
20548 * emit-rtl.c (add_insn_after): Likeiwse.
20549 (emit_label_before): Likewise.
20550 (emit_label_after): Likewise.
20551 (emit_note_before, emit_note_after, emit_note): Update
20552 parameter to be enum insn_note; do not deal with source
20554 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
20555 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
20557 (merge_blocks_move_successor_nojumps): Simplify now when
20558 we don't have BLOCK notes.
20559 (try_optimize_cfg): Likewise.
20560 * cfglayout.c (skip_insns_after_block): Likewise.
20561 (record_effective_endpoints): Likewise.
20562 (duplicate_insn_chain): Likewise.
20563 * varasm.c (output_constant_pool_1): Likewise.
20564 * sched-deps.c (sched_analyze): Likewise.
20565 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
20567 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
20568 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
20569 (SET_INSN_DELETED): Simplify.
20570 (NOTE_LINE_NUMBER): Exterminate.
20571 (NOTE_LINE_KIND): New.
20572 (NOTE_INSN_BASIC_BLOCK_P): Update.
20573 (enum insn_note): Simplify.
20574 (GET_NOTE_INSN_NAME) Simplify.
20575 (emit_note_before, emit_note_after, emit_note): Update prototype.
20576 (squeeze_notes): Remove.
20577 * sched-int.h (NOTE_NOT_BB_P): Update.
20578 * resource.c (mark_target_live_regs): Update.
20579 * sched-rgn.c (debug_dependencies): Update.
20580 * sched-vis.c (print_insn): Update.
20581 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
20582 * config/i386/i386.c (ix86_output_function_epilogue): Update.
20583 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
20584 (TARGET_ADJUST_UNROLL_MAX): Likewise.
20585 (split_branches): Update.
20586 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
20588 (sh_adjust_unroll_max): Exterminate.
20589 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
20590 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
20591 (m68hc11_reorg): Likewise.
20592 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
20593 (emit_predicate_relation_info): Update.
20594 (process_for_unwind_directive): Update.
20595 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
20596 (output_call): Update.
20597 * config/pa/pa.c (output_lbranch): Update.
20598 (output_millicode_call): Update.
20599 (output_call): Update.
20600 (pa_combine_instructions): Update.
20601 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
20602 * config/bfin/bfin.c (gen_one_bundle): Update.
20603 * cfgrtl.c (can_delete_note_p): Update.
20604 (delete_insn): Update.
20605 (rtl_merge_blocks): Update.
20606 (commit_one_edge_insertion): Update.
20607 (rtl_verify_flow_info): Update.
20608 * stmt.c (expand_case): Do not call squeeze_notes.
20610 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20617 * c.opt (Wtype-limits): New.
20618 * doc/invoke.texi (Wtype-limits): Document it.
20619 (Wextra): Enabled by -Wextra.
20620 * c-opts.c (c_common_post_options): Enabled by -Wextra.
20621 * c-common.c (shorten_compare): Warn with Wtype-limits.
20623 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
20625 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
20626 inlined function, not as a macro.
20627 (_mm_alignr_pi8): Ditto.
20628 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
20629 (_mm_inserti_si64): Ditto.
20630 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
20631 (_mm_extract_epi16): Ditto.
20632 (_mm_insert_epi16): Ditto.
20633 (_mm_shufflehi_epi16): Ditto.
20634 (_mm_shufflelo_epi16): Ditto.
20635 (_mm_shuffle_epi32): Ditto.
20636 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
20637 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
20639 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
20641 (_m_to_float): Use C89 compatible assignment.
20643 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
20646 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
20648 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20651 * doc/invoke.texi (Wreturn-type): Complete description.
20652 (Wextra): Delete item about return-type warning.
20653 * c-decl.c: Delete redundant Wextra warning.
20655 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
20658 * config/i386/pmmintrin.h: Do not include xmmintrin.h
20659 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
20660 inlined function, not as a macro.
20661 (_mm_prefetch): Ditto.
20662 (_m_pextrw): Ditto.
20663 (_mm_insert_pi16): Ditto.
20664 (_m_pinsrw): Ditto.
20665 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
20666 (_m_pshufw): Ditto. Add const to __N argument.
20667 (_mm_shufle_ps): Ditto. Add const to __mask argument.
20668 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
20669 (_mm_slli_epi32): Ditto.
20670 (_mm_srli_si128): Implement as always inlined function, not as a
20671 macro. Add __inline to function declaration.
20672 (_mm_slli_si128): Ditto.
20674 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
20676 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
20677 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
20679 (struct fenv): New structure.
20680 (FP_HANDLE_EXCEPTIONS): New define.
20681 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
20682 (_FP_DECL_EXP): New define.
20683 (FP_INIT_ROUNDMODE): New define.
20684 (FP_ROUNDMODE): New define.
20686 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20688 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
20689 (Wconversion): Update description.
20690 (Wconversion-sign): New.
20691 * c.opt (Wconversion-sign): New.
20692 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
20693 means disabled for C++. Otherwise, take the status of Wconversion.
20694 * c-common.c (conversion_warning): Warn with either Wconversion or
20696 (warnings_for_convert_and_check): Conditions are already checked by
20697 conversion_warning.
20698 (convert_and_check): Don't check warnings if the conversion failed.
20700 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
20701 Anatoly Sokolov <aesok@dol.ru>
20703 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
20704 avr_epilogue_uses) : Add declaration.
20705 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
20706 * config/avr/constraints.md (R): New constraint.
20707 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
20708 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
20709 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
20710 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
20711 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
20712 call_prologue_saves, epilogue_restores, return_from_epilogue,
20713 return_from_main_epilogue, return_from_interrupt_epilogue,
20714 return_from_naked_epilogue, prologue, epilogue): New patterns.
20715 (jump): Handle symbol reference.
20716 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
20717 avr_output_function_prologue, avr_output_function_epilogue): Remove
20719 (avr_init_machine_status, expand_prologue, expand_epilogue,
20720 avr_asm_function_end_prologue, avr_epilogue_uses,
20721 avr_asm_function_begin_epilogue): New functions.
20722 (prologue_size, epilogue_size, jump_tables_size): Remove global
20724 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
20725 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
20726 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
20727 (avr_override_options): Initialise init_machine_status.
20728 (output_movhi): Handle all stack pointer loads.
20729 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
20730 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
20731 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
20732 (EPILOGUE_USES) Redefine.
20733 (machine_function) Declare.
20735 2007-05-19 Richard Sandiford <richard@codesourcery.com>
20737 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
20738 Use a single return statement.
20740 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20742 PR middle-end/30250
20743 * builtins.c (do_mpfr_lgamma_r): New.
20744 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
20745 * tree.h (CASE_FLT_FN_REENT): New.
20747 2007-05-18 Geoffrey Keating <geoffk@apple.com>
20749 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
20750 (output_die): Use 'unsigned long' with %x.
20751 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
20752 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
20753 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
20755 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
20757 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
20762 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
20763 true if function has no argument.
20765 2007-05-18 DJ Delorie <dj@redhat.com>
20767 * config/mips/mips.c (mips_offset_within_alignment_p): New.
20768 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
20770 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
20772 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
20773 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
20774 count_trailing_zeros.
20775 (__i386__): Implement count_leading_zeros using __builtin_clz().
20776 Implement count_trailing_zeros usign __builtin_ctz().
20778 2007-05-18 Richard Sandiford <richard@codesourcery.com>
20780 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
20782 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
20784 PR middle-end/31344
20785 * expr.c (emit_move_change_mode): Change mode of push operands here.
20787 2007-05-17 Ian Lance Taylor <iant@google.com>
20789 PR tree-optimization/31953
20790 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
20791 Change all callers.
20792 (set_value_range_to_null): Call set_value_range_to_value.
20793 (extract_range_from_comparison): Likewise.
20795 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20797 * toplev.c (print_version): Output GMP/MPFR version info.
20799 * builtins.c (CASE_MATHFN_REENT): New macro.
20800 (mathfn_built_in): Use it.
20801 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
20802 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
20803 BUILT_IN_LGAMMAL_R): New.
20804 * doc/extend.texi: Document new builtins.
20806 PR middle-end/31796
20807 * builtins.c (do_mpfr_remquo): New.
20808 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
20809 (fold_builtin_3): Handle BUILT_IN_REMQUO.
20811 PR middle-end/30251
20812 * builtins.c (fold_builtin_1): Handle y0, y1.
20813 (fold_builtin_2): Handle yn.
20815 PR middle-end/30251
20816 * builtins.c (do_mpfr_bessel_n): New.
20817 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
20818 (fold_builtin_2): Handle BUILT_IN_JN.
20820 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
20823 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
20824 TYPE_PRECISION (intmax_type_node).
20826 2007-05-17 Steve Ellcey <sje@cup.hp.com>
20829 * reload.c (subst_reloads): Remove checking.
20831 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
20833 PR rtl-optimization/31691
20834 * combine.c (simplify_set): Build a new src pattern instead of
20835 substituting its operands in the COMPARE case.
20837 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
20839 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
20840 (execute_vrp): Preserve loops through jump threading.
20841 * tree-ssa-threadupdate.c (thread_single_edge,
20842 dbds_continue_enumeration_p, determine_bb_domination_status,
20843 thread_through_loop_header): New functions.
20844 (create_edge_and_update_destination_phis,
20845 create_edge_and_update_destination_phis): Set loops for the new blocks.
20846 (prune_undesirable_thread_requests): Removed.
20847 (redirect_edges): Do not pretend that redirect_edge_and_branch can
20849 (thread_block): Do not call prune_undesirable_thread_requests.
20851 (mark_threaded_blocks): Select edges to thread here.
20852 (thread_through_all_blocks): Take may_peel_loop_headers argument.
20853 Thread edges through loop headers independently.
20854 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
20855 * tree-pass.h (TODO_mark_first_instance): New.
20856 (first_pass_instance): Declare.
20857 * cfghooks.c (duplicate_block): Put the block to the original loop
20858 if copy is not specified.
20859 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
20860 jump threading. Pass may_peel_loop_headers to
20861 thread_through_all_blocks according to first_pass_instance.
20862 * cfgloop.h (create_preheader): Declare.
20863 * tree-flow.h (thread_through_all_blocks): Declaration changed.
20864 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
20865 * passes.c (first_pass_instance): New variable.
20866 (next_pass_1): Set TODO_mark_first_instance.
20867 (execute_todo): Set first_pass_instance.
20869 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
20871 PR tree-optimization/24659
20872 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
20873 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
20874 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
20875 OTI_vec_pack_ufix_trunc.
20876 (vec_unpacks_float_hi_optab): Define new macro.
20877 (vec_unpacks_float_lo_optab): Ditto.
20878 (vec_unpacku_float_hi_optab): Ditto.
20879 (vec_unpacku_float_lo_optab): Ditto.
20880 (vec_pack_sfix_trunc_optab): Ditto.
20881 (vec_pack_ufix_trunc_optab): Ditto.
20882 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
20883 and vec_pack_[s|u]fix_trunc_optab using
20884 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
20885 * tree-vectorizer.c (supportable_widening_operation): Handle
20886 FLOAT_EXPR and CONVERT_EXPR. Update comment.
20887 (supportable_narrowing_operation): New function.
20888 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
20889 * tree-vect-transform.c (vectorizable_conversion): Handle
20890 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
20891 (vect_gen_widened_results_half): Move before vectorizable_conversion.
20892 (vectorizable_type_demotion): Call supportable_narrowing_operation()
20893 to check for target support.
20894 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
20895 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
20896 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
20897 for VEC_PACK_FIX_TRUNC_EXPR.
20898 (expand_binop): Special case mode of the result for
20899 vec_pack_[u|s]fix_trunc_optab.
20900 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
20901 vec_pack_[u|s]fix_trunc_optab.
20903 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
20904 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
20905 * tree-pretty-print.c (dump_generic_node): Handle
20906 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
20907 VEC_PACK_FIX_TRUNC_EXPR.
20909 * expr.c (expand_expr_real_1): Ditto.
20910 * tree-inline.c (estimate_num_insns_1): Ditto.
20911 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
20913 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
20914 (vec_unpacks_float_lo_v8hi): Ditto.
20915 (vec_unpacku_float_hi_v8hi): Ditto.
20916 (vec_unpacku_float_lo_v8hi): Ditto.
20917 (vec_unpacks_float_hi_v4si): Ditto.
20918 (vec_unpacks_float_lo_v4si): Ditto.
20919 (vec_pack_sfix_trunc_v2df): Ditto.
20921 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
20923 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
20924 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
20925 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
20926 [vec_pack_ufix_trunc]: Ditto.
20927 [vec_unpacks_float_hi]: Ditto.
20928 [vec_unpacks_float_lo]: Ditto.
20929 [vec_unpacku_float_hi]: Ditto.
20930 [vec_unpacku_float_lo]: Ditto.
20932 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
20934 * soft-fp/README: Update for new files.
20935 * soft-fp/floattisf.c: New file.
20936 * soft-fp/floattidf.c: New file.
20937 * soft-fp/floattitf.c: New file.
20938 * soft-fp/floatuntisf.c: New file.
20939 * soft-fp/floatuntidf.c: New file.
20940 * soft-fp/floatuntitf.c: New file.
20941 * soft-fp/fixsfti.c: New file.
20942 * soft-fp/fixdfti.c: New file.
20943 * soft-fp/fixtfti.c: New file.
20944 * soft-fp/fixunssfti.c: New file.
20945 * soft-fp/fixunsdfti.c: New file.
20946 * soft-fp/fixunstfti.c: New file.
20947 * soft-fp/extendxftf.c: New file.
20948 * soft-fp/trunctfxf.c: New file.
20950 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
20951 (__trunctfxf2): Ditto.
20953 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
20954 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
20955 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
20956 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
20957 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
20958 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
20960 * config/i386/t-fprules-softfp64: New file.
20961 * config/i386/sfp-machine.h: New file.
20962 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
20963 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
20964 and soft-fp/t-softfp to tmake_file.
20965 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
20966 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
20968 * config/i386/t-linux64 (softfp_wrap_start): New.
20969 (softfp_wrap_end): New.
20970 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
20971 supported for TARGET_64BIT.
20973 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
20975 * c-common.c (c_common_signed_or_unsigned_type): Emulate
20976 c_common_unsigned_type behavior.
20978 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
20980 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
20983 2007-05-16 Eric Christopher <echristo@apple.com>
20985 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
20986 saving after stack push. Set sp_offset whenever we push.
20987 (rs6000_emit_epilogue): Move altivec register restore before
20990 2007-05-16 Richard Sandiford <richard@codesourcery.com>
20992 * configure.ac: Allow sysroots to be relocated under $prefix as
20993 well as $exec_prefix.
20994 * configure: Regenerate.
20996 2007-05-16 Richard Sandiford <richard@codesourcery.com>
21000 2007-05-12 Richard Sandiford <richard@codesourcery.com>
21002 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
21003 (gcc_tooldir): Likewise.
21004 * configure: Regenerate.
21005 * Makefile.in (libsubdir_to_prefix): New variable, based on the
21006 old configure.ac gcc_tooldir setting.
21007 (prefix_to_exec_prefix): New variable.
21008 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
21009 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
21011 2007-05-14 Janis Johnson <janis187@us.ibm.com>
21013 * c-typeck.c (build_binary_op): Return early for error.
21015 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
21017 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
21018 struct nb_iter_bound.
21019 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
21020 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
21021 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
21022 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
21023 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
21024 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
21025 (del_scev_info): Use ggc_free.
21026 (scev_initialize): Allocate scalar_evolution_info in gc memory.
21027 * loop-init.c: Include ggc.h.
21028 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
21029 (loop_optimizer_finalize): Use ggc_free.
21030 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
21031 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
21032 pass_iv_optimize): Add TODO_ggc_collect.
21033 * function.h (struct function): Remove skip marker from
21035 * cfgloop.c: Include ggc.h.
21036 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
21038 (establish_preds): Vector superloops is gc allocated.
21039 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
21041 (flow_loops_find): Vector larray is gc allocated.
21042 (loop_exit_free): Use ggc_free.
21043 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
21044 that head of exits list is now not a part of struct loop.
21045 (record_loop_exits): Allocate exits table in gc memory.
21046 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
21047 that head of exits list is now not a part of struct loop.
21048 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
21049 struct loop_exit): Add GTY marker.
21050 (struct loop): Add GTY marker. Make superloops vector gc allocated.
21051 Add skip marker to aux field. Make head of exits list a separate
21053 (struct loops): Add GTY marker. Make larray vector gc allocated.
21054 Add param marker to exits table.
21055 (get_loops): Type changed.
21056 * Makefile.in (tree-scalar-evolution.o): Add
21057 gt-tree-scalar-evolution.h dependency.
21058 (cfgloop.o, loop-init.o): Add ggc.h dependency.
21059 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
21060 * basic-block.h (struct basic_block_def): Remove skip marker from
21063 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
21065 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
21066 of 0 in the call to expand_expr().
21067 (expand_builtin_mathfn_3): Ditto.
21068 (expand_builtin_interclass_mathfn): Ditto.
21069 (expand_builtin_cexpi): Ditto.
21070 (expand_builtin_int_roundingfn): Ditto.
21071 (expand_builtin_int_roundingfn_2): Ditto.
21072 (expand_builtin_pow): Ditto.
21073 (expand_builtin_powi): Ditto.
21074 (expand_builtin_bswap): Ditto.
21075 (expand_builtin_unop): Ditto.
21076 (expand_builtin_fabs): Ditto.
21077 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
21078 the call to expand_expr().
21079 (expand_builtin_sync_operation): Ditto.
21080 (expand_builtin_compare_and_swap): Ditto.
21081 (expand_builtin_lock_test_and_set): Ditto.
21082 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
21083 instead of 0 in the call to expand_expr().
21084 (expand_builtin_extract_return_addr): Ditto.
21085 (expand_builtin_eh_return): Ditto.
21086 (expand_eh_return): Ditto.
21087 * explow.c (expr_size): Ditto.
21088 * expr.c (optimize_bitfield_assignment_op): Ditto.
21089 (expand_assignement): Ditto.
21090 (store_expr): Ditto.
21091 (store_field): Ditto.
21092 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
21093 the call to expand_expr().
21094 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
21095 in the call to expand_expr().
21096 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
21097 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
21098 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
21100 * optabs.c (expand_vec_shift_expr): Ditto.
21101 (expand_vec_cond_expr): Ditto.
21102 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
21103 call to expand_expr().
21104 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
21105 in the call to expand_expr().
21107 2007-05-14 Dave Korn <dave.korn@artimi.com>
21109 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
21111 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
21113 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
21114 instead of c_common_unsigned_type.
21115 (c_common_unsigned_type): Remove.
21116 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
21117 c_common_unsigned_type.
21118 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
21119 c_common_unsigned_type.
21120 * c-common.h (c_common_unsigned_type): Remove.
21121 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
21122 c_common_unsigned_type.
21123 * c-format.c (check_format_types): Use unsigned_type_for instead of
21124 c_common_unsigned_type.
21125 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
21126 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
21127 of c_common_unsigned_type.
21128 * convert.c (convert_to_integer): Use unsigned_type_for instead of
21129 lang_hooks.types.unsigned_type.
21130 * expmed.c (make_tree): Use unsigned_type_for instead of
21131 lang_hooks.types.unsigned_type.
21132 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
21133 lang_hooks.types.unsigned_type.
21134 (build_range_check): Likewise.
21135 (fold_unary): Likewise.
21136 (fold_binary): Likewise.
21137 (fold_ternary): Likewise.
21138 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
21139 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
21140 * tree.c (get_unsigned_type): New.
21141 (unsigned_type_for): Use get_unsigned_type instead of
21142 lang_hooks.types.unsigned_type.
21144 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
21146 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
21147 to m68k_get_function_kind. Update its prototype.
21148 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
21150 (m68k_interrupt_function_p): Return enum m68k_function_type
21151 instead of bool. Rename to m68k_get_function_kind.
21152 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
21153 target is not fido.
21154 (m68k_compute_frame_layout): Don't mark any register for save
21155 if an interrupt_thread attribute is specified.
21156 (m68k_hard_regno_rename_ok): Update a use of
21157 m68k_interrupt_function_p.
21158 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
21159 m68k_interrupt_function_p.
21160 (m68k_function_type): New.
21161 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
21162 for a function with an interrupt_thread attribute.
21163 * doc/extend.texi: Document the interrupt_thread attribute.
21165 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
21167 Fix PR tree-optimization/31911
21168 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
21169 if they didn't change the expression.
21171 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
21173 * tree-scalar-evolution.c (resolve_mixers): Exported.
21174 * tree-scalar-evolution.h (resolve_mixers): Declare.
21175 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
21176 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
21177 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
21178 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
21179 init_array_ref, init_pointer_ref, analyze_indirect_ref,
21180 strip_conversion, analyze_offset_expr, address_analysis,
21181 object_analysis, analyze_offset): Removed.
21182 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
21183 split_constant_offset, canonicalize_base_object_address,
21184 object_address_invariant_in_loop_p, disjoint_objects_p,
21185 dr_may_alias_p, dr_address_invariant_p): New functions.
21186 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
21187 and dr_analyze_alias.
21188 (initialize_data_dependence_relation): Use dr_may_alias_p
21189 and object_address_invariant_in_loop_p.
21190 (compute_self_dependence): Handle the case when
21191 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
21192 (find_data_references_in_stmt): Restrict the analysis of data
21193 references to the given loop nest.
21194 (find_data_references_in_loop): Made static. Pass loop nest to
21195 find_data_references_in_stmt.
21196 (compute_data_dependences_for_loop): Use DR_VOPS.
21197 (free_data_ref): Free DR_VOPS.
21198 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
21199 (struct innermost_loop_behavior): ... new.
21200 (struct base_object_info): Replaced by ...
21201 (struct indices): ... new.
21202 (struct dr_alias): New.
21203 (enum data_ref_type): Removed.
21204 (struct data_reference): Consist of struct innermost_loop_behavior,
21205 struct indices and struct dr_alias.
21206 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
21207 (DR_MEMTAG): Renamed to ...
21208 (DR_SYMBOL_TAG): ... this.
21209 (find_data_references_in_loop): Declaration removed.
21210 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
21211 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
21212 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
21213 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
21215 2007-05-13 Revital Eres <eres@il.ibm.com>
21217 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
21218 which walks virtual def-use chains to find redundant stores.
21219 (dse_optimize_stmt): Call it.
21221 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
21223 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
21224 * passes.c (init_optimization_passes): Move pass_jump_bypass
21227 * basic-block.h (bb_has_eh_pred): Fix style issue.
21229 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
21231 PR rtl-optimization/31848
21232 * loop-invariant.c (move_invariant_reg): If we move an insn
21233 with a REG_EQUAL note, and that insn is not always executed,
21234 remove the REG_EQUAL note.
21236 2007-05-12 Richard Guenther <rguenther@suse.de>
21238 PR tree-optimization/31797
21239 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
21240 propagate into a stmt that has volatile ops.
21242 2007-05-12 Richard Sandiford <richard@codesourcery.com>
21244 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
21245 (gcc_tooldir): Likewise.
21246 * configure: Regenerate.
21247 * Makefile.in (libsubdir_to_prefix): New variable, based on the
21248 old configure.ac gcc_tooldir setting.
21249 (prefix_to_exec_prefix): New variable.
21250 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
21251 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
21253 2007-05-11 Silvius Rus <rus@google.com>
21255 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
21256 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
21257 * c-common.h (strict_aliasing_warning): Change return type.
21258 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
21259 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
21260 (build_c_cast): Condition call to strict_aliasing_warning.
21261 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
21262 * flags.h (set_Wstrict_aliasing): Declare.
21263 * opts.c (set_Wstrict_alising): Define, add call to.
21264 * tree-flow.h (strict_aliasing_warning_backend): Declare.
21265 * tree-ssa-alias-warnings.c: New file.
21266 * tree-ssa-alias.c (compute_may_aliases): Add call to
21267 strict_aliasing_warning_backend.
21269 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
21271 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
21272 Use loop_depth and loop_outer accessor functions.
21273 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
21274 determine_invariantness_stmt, move_computations_stmt): Ditto.
21275 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
21276 add_loop, loopify, unloop, fix_loop_structure): Ditto.
21277 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
21278 * tree-scalar-evolution.c (interpret_loop_phi,
21279 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
21280 instantiate_parameters_1, scev_const_prop): Ditto.
21281 * cfghooks.c (make_forwarder_block): Ditto.
21282 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
21283 * modulo-sched.c (loop_canon_p): Ditto.
21284 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
21285 slpeel_can_duplicate_loop_p): Ditto.
21286 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
21287 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
21288 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
21289 cancel_loop, verify_loop_structure): Ditto.
21290 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
21291 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
21292 superloops vector instead of "pred" array.
21293 (establish_preds): Take father loop as an argument. Initialize the
21295 (flow_loop_tree_node_add): Pass father loop to establish_preds.
21296 Do not initialize loop->outer.
21297 (flow_loop_tree_node_remove): Truncate the superloops vector.
21298 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
21299 "pred" merged to "superloops" vector.
21300 (loop_depth, loop_outer): New.
21301 (fel_init): Use loop_outer.
21303 2007-05-11 Jan Hubicka <jh@suse.cz>
21305 * cgraphunit.c: Include gt-cgraphunit.h
21306 (static_ctors, static_dtors): New static vars.
21307 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
21308 based on implementation in c-common.c
21309 (cgraph_finalize_function): Call record_cdtor_fn.
21310 (cgraph_optimize): Call cgraph_build_cdtor_fns.
21311 * decl.c (finish_function): Do not call c_record_cdtor_fn.
21312 (c_write_global_declarations): Do not call c_build_cdtor_fns.
21313 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
21314 build_cdtor, c_build_cdtor_fns): Remove.
21315 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
21316 c_build_cdtor_fns): Remove prototype.
21318 2007-05-11 Paolo Carlini <pcarlini@suse.de>
21321 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
21322 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
21323 * builtins.c (fold_builtin_memchr): New.
21324 (expand_builtin_memchr): Call the latter.
21325 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
21326 * doc/extend.texi ([Other built-in functions provided by GCC]):
21329 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
21331 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
21332 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
21333 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
21334 PFPO_OP1_TYPE_SHIFT): Constants added.
21335 (DFP_ALL): Mode macro defined.
21336 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
21337 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
21338 Insn definitions added.
21339 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
21340 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
21343 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
21345 PR tree-optimization/31885
21346 * tree-chrec.c (chrec_contains_undetermined): Do not consider
21347 NULL_TREE to be undetermined.
21348 (automatically_generated_chrec_p): Return false for NULL.
21350 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
21352 * config/bfin/bfin.h (MOVE_RATIO): Define.
21354 2007-05-10 Richard Sandiford <richard@codesourcery.com>
21356 * config.gcc (sparc-wrs-vxworks): New target.
21357 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
21358 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
21359 * config/sparc/sparc.h: Include vxworks-dummy.h.
21360 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
21361 include LABEL_REFs too.
21362 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
21363 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
21365 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
21367 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
21368 (sparc_emit_call_insn): New function.
21369 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
21370 functions when generating VxWorks PIC.
21371 * config/sparc/sparc.md (vxworks_load_got): New pattern.
21372 (call, call_value): Use sparc_emit_call_insn instead of
21375 2007-05-09 Bob Wilson <bob.wilson@acm.org>
21377 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
21379 2007-05-09 Bob Wilson <bob.wilson@acm.org>
21381 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
21382 for floating-point values if HOST_BITS_PER_LONG > 32. Use
21383 split_double instead of operand_subword.
21385 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
21387 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
21388 * config/bfin/bfin.c (bfin_local_alignment): New function.
21389 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
21391 2007-05-08 Chao-ying Fu <fu@mips.com>
21393 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
21394 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
21395 (smsub_widen_optab, umsub_widen_optab): Define.
21396 * optabs.c (init_optabs): Initialize smsub_widen_optab and
21398 * genopinit.c (optabs): Fill in smsub_widen_optab and
21400 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
21401 and umsub_widen_optab to implement multiply-subtract sequences.
21402 * config/mips/mips.md (*msac<u>_di): Rename to...
21403 (<u>msubsidi4): ...this. Extend condition to include
21404 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
21405 of operand 0 to "ka" and use the three-operand form of msub<u>
21407 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
21410 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
21412 PR rtl-optimization/28011
21413 * reload.c (push_reload): Set dont_share if IN appears in OUT
21414 also when IN is a PLUS rtx.
21415 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
21418 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
21420 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
21421 call unshare_all_decls.
21422 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
21423 (unshare_all_decls): Remove.
21425 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
21428 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
21431 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
21432 Nigel Stephens <nigel@mips.com>
21434 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
21435 Update comments and all uses.
21436 (MIN_FPRS_PER_FMT): Define.
21437 * config/mips/mips.c (function_arg): Fix to correctly handle
21438 the -mips32r2 -mfp64 -mabi=32 case.
21439 (override_options): Enable use of odd-numbered registers for
21440 SFmode values on MIPS32.
21441 (mips_save_reg_p): Save whole floating-point register pair if
21442 either half is used.
21443 (compute_frame_size): Fix comment.
21445 2007-05-08 Jie Zhang <jie.zhang@analog.com>
21447 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
21448 argument of type bool.
21449 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
21450 argument. Safely select temporary P register according to it.
21451 (do_link): Change call site of add_to_reg accordingly.
21452 (do_unlink): Add epilogue_p as a fourth argument and pass it
21454 (expand_interrupt_handler_epilogue): Change call of do_unlink
21456 (bfin_expand_prologue): Add a third argument sibcall_p.
21457 * config/bfin/bfin.md (epilogue): Change call of
21458 bfin_expand_epilogue accordingly.
21459 (sibcall_epilogue): Likewise.
21460 (eh_return_internal): Likewise.
21462 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
21463 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
21464 * config/bfin/bfin.c (bfin_handle_option): Handle
21465 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
21466 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
21467 Support bf534, bf536 and bf561.
21468 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
21470 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
21473 * config/i386/i386.c (ix86_function_regparm): Process local
21474 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
21476 2007-05-07 Mike Stump <mrs@apple.com>
21478 * doc/invoke.texi (Warning Options): Document that -Wempty-body
21479 also checks for and while statements in C++.
21481 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
21483 * gcc.c (at_file_supplied): New variable.
21484 (main): Set it if we expanded argv.
21485 (do_spec_1): Pass an @-file to the linker if we were called with
21486 an @-file argument and HAVE_GNU_LD.
21487 * collect2.c (at_file_supplied): New variable.
21488 (response_file): New variable.
21489 (collect_exit): Unlink response_file if necessary.
21490 (handler): Likewise.
21491 (do_wait): Likewise.
21492 (main): Set at_file_supplied if we expanded argv.
21493 (collect_execute): Pass an @-file to subprocesses if we were called
21494 with an @-file argument.
21495 * configure.ac: Add define for HAVE_GNU_LD.
21496 * configure: Regenerate.
21497 * config.in: Regenerate.
21499 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
21501 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
21502 operand to HI mode.
21507 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
21509 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
21510 (TARGET_ENCODE_SECTION_INFO): Re-define.
21511 (m32c_encode_section_info): New
21512 (function_vector_handler): New
21513 (current_function_special_page_vector): New
21514 (m32c_special_page_vector_p): New.
21515 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
21517 * config/m32c/jump.md: Added instruction JSRS for functions
21518 with attribute "function_vector".
21519 * doc/extend.texi (function_vector): Added description
21520 for M16C, M32C targets.
21522 2007-05-07 DJ Delorie <dj@redhat.com>
21525 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
21526 ashrpsi3, lshrpsi3): Update shift count constraint.
21528 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
21529 Nathan Froyd <froydnj@codesourcery.com>
21532 * c-incpath.c (add_path): Strip trailing path separators.
21534 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
21536 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
21537 Free dominance info before purging EH edges.
21538 (eliminate_degenerate_phis): Likewise.
21539 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
21541 2007-05-07 Jan Hubicka <jh@suse.cz>
21543 * gimplify.c (gimplify_expr): Do not crash when folding
21544 (void *)(int)&a + 4.
21546 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21549 * c-opts.c (lang_fortran): Make it non static.
21550 * c-common.h (lang_fortran): New prototype.
21551 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
21552 -lang-fortran option was passed by the driver.
21554 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
21556 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
21557 of ASSERT_CHECKING. Tweak message.
21559 2007-05-06 Revital Eres <eres@il.ibm.com>
21562 * loop-unroll.c (insert_var_expansion_initialization):
21563 Initialize the expansions with -zero instead of +zero.
21565 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
21567 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
21568 into pic and non-pic versions. Mark r19 as used for
21569 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
21570 for tgd_load, tld_load and tie_load .
21571 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
21572 version of tgd_load, tld_load and tie_load depending on the
21575 2007-05-04 Ulrich Drepper <drepper@redhat.com>
21576 Jakub Jelinek <jakub@redhat.com>
21578 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
21579 (__do_global_dtors_aux): Use more paranoid loop to run
21580 destructors if HIDDEN_DTOR_LIST_END.
21581 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
21583 2007-05-04 Jakub Jelinek <jakub@redhat.com>
21585 * varasm.c (align_variable): Don't increase alignment for
21586 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
21587 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
21589 2007-05-04 Josh Conner <jconner@apple.com>
21591 * basic-block.h (cdi_direction): Assign values to all enumeration
21593 (dom_computed): Remove.
21594 (dom_info_state): New.
21595 (set_dom_info_availability): New.
21596 * tree-ssa-loop-im.c (determine_invariantness): Initialize
21597 walk_data.dom_direction.
21598 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
21599 instead of dom_computed[].
21600 (split_edge): Likewise.
21601 (create_basic_block): Likewise.
21602 (merge_blocks): Likewise.
21603 * ifcvt.c (find_if_header): Likewise.
21604 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
21605 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
21606 * tree-ssa.c (verify_ssa): Likewise.
21607 * tree-cfg.c (tree_verify_flow_info): Likewise.
21608 (remove_edge_and_dominated_blocks): Likewise.
21609 * dominance.c (dom_computed): Make static.
21610 (calc_dfs_tree_nonrec): Change third param to a bool.
21611 (calc_dfs_tree): Change second param to a bool.
21612 (calc_idioms): Change second param to a bool. Use
21613 dom_convert_dir_to_idx.
21614 (init_dom_info): Validate dir before using.
21615 (dom_convert_dir_to_idx): New.
21616 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
21617 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
21618 (free_dominance_info): Use dom_convert_dir_to_idx.
21619 (get_immediate_dominator): Likewise.
21620 (set_immediate_dominator): Likewise.
21621 (get_dominated_by): Likewise.
21622 (redirect_immediate_dominators): Likewise.
21623 (nearest_common_denominator): Likewise.
21624 (dominated_by_p): Likewise.
21625 (bb_dom_dfs_in): Likewise.
21626 (bb_dom_dfs_out): Likewise.
21627 (recount_dominator): Likewise.
21628 (iterate_fix_dominators): Likewise.
21629 (add_to_dominance_info): Likewise.
21630 (delete_from_dominance_info): Likewise.
21631 (first_dom_son): Likewise.
21632 (next_dom_son): Likewise.
21633 (dom_info_available_p): Likewise.
21634 (dom_info_state): New.
21635 (set_dom_info_availability): New.
21637 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
21639 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
21641 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
21643 2007-05-04 Bob Wilson <bob.wilson@acm.org>
21645 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
21646 (subdi3, subdi_carry): Delete.
21648 2007-05-04 Jan Hubicka <jh@suse.cz>
21649 Richard Guenther <rguenther@suse.de>
21651 * opts.c (decode_options): Do not fiddle with inlining
21652 parameters in case of optimizing for size.
21653 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
21654 for size do nothing.
21655 (cgraph_decide_inlining_of_small_function): When optimizing for
21656 size never inline functions increasing caller size.
21657 (cgraph_early_inlining): Inline for size when optimizing for size.
21659 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
21661 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
21662 logical operations piecewise.
21663 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
21664 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
21665 subdi_sesidi_di): Delete.
21666 (add_with_carry): Produce carry in CC instead of a DREG to shorten
21667 the generated sequence. Allow three-reg add in constraints. Rewrite
21668 the rtl expression for carry to avoid zero_extend of a constant.
21669 (sub_with_carry): New pattern.
21670 (adddi3, subdi3): Change into define_expand. For subtract, generate a
21671 different sequence not involving jumps.
21672 (notbi): Now a named pattern.
21674 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
21676 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
21677 Add the note about a significant loss of accuracy of some
21678 mathematical routines when these options are used.
21680 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21682 * haifa-sched.c (rtx_vec_t): New typedef.
21683 (contributes_to_priority_p): Extract piece of priority () into new
21685 (priority): Use the function. Add assertion.
21686 (rank_for_schedule, set_priorities): Add assertion to check that
21687 insn's priority is initialized.
21688 (clear_priorities, calc_priorities): Change signature. Make it update
21689 all relevant insns. Update all callers ('add_to_speculative_block ()'
21690 and 'create_block_check_twin ()').
21691 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
21692 Add new field 'priority_status'.
21693 (INSN_PRIORITY_STATUS): New macro.
21694 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
21696 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21698 * sched-ebb.c (debug_ebb_dependencies): New static function.
21699 (init_ready_list): Use it.
21701 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
21702 with changed signature and 'debug_rgn_dependencies ()'.
21703 (debug_rgn_dependencies): New static function.
21704 (init_ready_list): Use it.
21706 * sched-int.h (debug_dependencies): Declare.
21708 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
21710 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
21712 2007-05-04 Dirk Mueller <dmueller@suse.de>
21714 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
21716 2007-05-03 Jan Hubicka <jh@suse.cz>
21718 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
21719 ((T1)X op (T1)Y), for pointer type in more cases than before.
21721 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
21723 * tree-object-size.c (plus_expr_object_size): When operand size is
21724 unknown, return unknown.
21726 2007-05-03 Dirk Mueller <dmueller@suse.de>
21728 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
21730 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
21733 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
21735 2007-05-03 Janis Johnson <janis187@us.ibm.com>
21737 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
21739 2007-05-03 Joseph Myers <joseph@codesourcery.com>
21741 * config/soft-fp/double.h, config/soft-fp/extended.h,
21742 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
21743 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
21744 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
21745 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
21748 2007-05-03 Ian Lance Taylor <iant@google.com>
21750 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
21751 MASK_PPC_GFXOPT for 8540 or 8548.
21753 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
21755 * tree-vect-transform.c (vect_update_inits_of_drs): Use
21756 vect_print_dump_info() to output debug information.
21758 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
21761 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
21762 operands of size 2 when operand is not MEM_P.
21764 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
21766 PR tree-optimization/30565
21767 * lambda-code.c (perfect_nestify): Fix updating of dominators.
21769 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
21771 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
21772 (umulsi3_highpart): Use them.
21773 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
21774 for final accumulator to D regisster tranfser.
21776 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
21778 PR tree-optimization/31699
21779 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
21781 (vect_enhance_data_refs_alignment): Compute peel amount using
21782 TYPE_VECTOR_SUBPARTS instead of vf.
21783 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
21785 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
21788 * system.h: Remove inclusion of double-int.h
21789 * tree.h: Include double-int.h
21790 * gengtype.c: Likewise
21791 * cfgloop.h: Likewise
21792 * Makefile.in: Adjust dependencies on double-int.h
21794 2007-05-02 Eric Christopher <echristo@apple.com>
21796 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
21797 -shared to -Zdynamiclib.
21799 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
21802 * c-common.c (strip_pointer_or_array_types): New function.
21803 * c-common.h (strip_pointer_or_array_types): New function declaration.
21805 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
21807 PR tree-optimization/31771
21808 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
21810 2007-05-02 Paul Brook <paul@codesourcery.com>
21812 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
21814 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
21816 PR middle-end/29715
21817 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
21820 2007-05-02 Nick Clifton <nickc@redhat.com>
21822 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
21824 2007-05-02 Richard Guenther <rguenther@suse.de>
21826 PR tree-optimization/31146
21827 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
21828 argument, single_use_p. If we have a single use that is
21829 a conversion to the definition rhs type, propagate that rhs.
21830 (forward_propagate_addr_expr): Pass single_use_p argument
21831 to forward_propagate_addr_expr_1.
21833 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
21835 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
21838 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21840 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
21841 'AMD Family 10 core'.
21843 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21845 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
21846 and athlon64-sse3 as improved versions of k8, opteron and athlon64
21847 with SSE3 instruction set support.
21848 * doc/invoke.texi: Likewise.
21850 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21852 * config/i386/i386.c (override_options): Tuning 32-byte loop
21853 alignment for amdfam10 architecture. Increasing the max loop
21854 alignment to 24 bytes.
21856 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
21858 * config/m68k/constraints.md: New.
21859 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
21860 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
21861 EXTRA_CONSTRAINT): Remove.
21862 * config/m68k/m68k.md: Include constraints.md.
21863 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
21865 2007-05-01 Ian Lance Taylor <iant@google.com>
21867 PR tree-optimization/31739
21868 * tree-vrp.c (vrp_val_is_max): New static function.
21869 (vrp_val_is_min): New static function.
21870 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
21872 (set_value_range): Use vrp_val_is_{max,min}.
21873 (extract_range_from_assert): Likewise.
21874 (extract_range_from_binary_expr): Likewise.
21875 (extract_range_from_unary_expr): Likewise.
21876 (dump_value_range, vrp_meet): Likewise.
21877 (vrp_visit_phi_node): Likewise.
21878 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
21880 2007-05-01 Mark Mitchell <mark@codesourcery.com>
21882 * config/i386/gmon-sol2.c (size_t): New type.
21883 (intptr_t): Likewise.
21884 (s_textsize): Declare as size_t.
21886 (monstartup): Use size_t for sizes.
21887 (_mcount): Save and restore registers.
21888 (internal_mcount): Pass 0 as the first argument to monstartup
21890 (moncontrol): Convert pointer to appropriately sized integer
21891 before passing to profil.
21893 2007-05-01 Joseph Myers <joseph@codesourcery.com>
21895 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
21896 __NO_FPRS__, not just if _SOFT_DOUBLE.
21897 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
21898 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
21899 also for E500 double.
21900 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
21901 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
21904 2007-05-01 Richard Guenther <rguenther@suse.de>
21906 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
21909 2007-05-01 Joseph Myers <joseph@codesourcery.com>
21911 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
21913 2007-05-01 Jan Hubicka <jh@suse.cz>
21915 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
21918 2007-05-01 Jan Hubicka <jh@suse.cz>
21920 * tree.h (maybe_fold_offset_to_component_ref): Remove.
21921 (maybe_fold_offset_to_reference): Declare.
21922 * fold-const.c (fold_unary): Do not fold
21923 (type *)&A into &A->field_of_type_and_offset_0
21924 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
21925 size is unknown, give up.
21926 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
21928 (maybe_fold_offset_to_reference): New.
21929 (maybe_fold_stmt_indirect): Use it.
21930 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
21931 * gimplify.c (gimplify_conversion): Canonicalize conversions to
21933 (gimplify_expr): Likewise for plus_expr.
21935 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
21937 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
21938 bsi_after_labels. Always insert statements before bsi.
21939 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
21940 * predict.c (apply_return_prediction): Check for empty blocks.
21941 * cfgexpand.c (lab_rtx_for_bb): New variable.
21942 (label_rtx_for_bb): Do not create new tree labels.
21943 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
21944 (tree_expand_cfg): Initialize lab_rtx_for_bb.
21945 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
21947 (label_for_bb): Add field used.
21948 (update_eh_label, main_block_label): Mark the label used.
21949 (cleanup_dead_labels): Remove unused labels.
21951 2007-05-01 Richard Guenther <rguenther@suse.de>
21953 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
21954 if it is not about to be set.
21955 (get_value_range): Do not pre-allocate equiv bitmap.
21956 (update_value_range): No need to clear equiv field.
21957 (add_equivalence): Change prototype to get bitmap pointer.
21958 Allocate bitmap here if it is not already.
21959 (extract_range_from_assert): Do not allocate bitmap here.
21960 Update callers to add_equivalence.
21961 (extract_range_from_ssa_name): Likewise.
21962 (get_vr_for_comparison): New static helper.
21963 (compare_name_with_value): Handle NULL equiv bitmap by
21964 peeling the first iteration of the comparison loop.
21965 Use get_vr_for_comparison.
21966 (compare_names): Handle NULL equiv bitmaps by using fake
21967 ones. Use get_vr_for_comparison.
21969 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
21971 * double-int.c (mpz_set_double_int): Moved from
21972 tree-ssa-loop-niter.c.
21973 (mpz_get_double_int): Likewise; also, add option to wrap
21974 out-of-range integers.
21975 * double-int.h: New prototypes for above.
21976 * tree.c (get_static_type_bounds): Moved from
21977 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
21978 TYPE_MAX_VALUE if they exist..
21979 * tree.h: New prototype for above.
21980 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
21981 get_type_bounds calls.
21982 (mpz_set_double_int): Move to double-int.c.
21983 (get_type_bounds): Move to tree.c, rename to
21984 get_static_type_bounds.
21985 (mpz_to_double_int): Move to double-int.c, rename to
21986 mpz_get_double_int.
21988 2007-04-30 Bob Wilson <bob.wilson@acm.org>
21990 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
21991 DIV0 exception can fall through to a normal return.
21993 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
21995 PR middle-end/22156
21996 Temporarily revert:
21997 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
21998 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
21999 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
22000 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
22001 initialize align to silence bogus warning.
22002 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
22003 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
22005 (struct sra_walk_fns): Remove use_all parameter from use.
22006 (sra_hash_tree): Handle BIT_FIELD_REFs.
22007 (sra_elt_hash): Don't hash bitfld blocks.
22008 (sra_elt_eq): Skip them in parent compares as well. Handle
22010 (sra_walk_expr): Don't maintain or pass down use_all_p.
22011 (scan_use): Remove use_all parameter.
22012 (scalarize_use): Likewise. Re-expand assignment to
22013 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
22014 output, and re-scalarize after output. Don't mark anything
22016 (scalarize_ldst): Adjust.
22017 (scalarize_walk_gimple_modify_statement): Likewise.
22018 (build_element_name_1): Handle BIT_FIELD_REFs.
22019 (instantiate_element): Don't warn for any element whose parent
22020 is used as a whole.
22021 (instantiate_missing_elements_1): Return the sra_elt.
22022 (canon_type_for_field): New.
22023 (try_instantiate_multiple_fields): New.
22024 (instantiate_missing_elemnts): Use them.
22025 (mark_no_warning): Removed.
22026 (generate_one_element_ref): Handle BIT_FIELD_REFs.
22027 (REPLDUP, sra_build_elt_assignment): New.
22028 (generate_copy_inout): Use them.
22029 (generate_element_copy): Likewise. Handle bitfld differences.
22030 (generate_element_zero): Don't recurse for blocks. Use
22031 sra_build_elt_assignment.
22032 (generate_one_element_int): Take elt instead of var. Use
22033 sra_build_elt_assignment.
22034 (generate_element_init_1): Adjust.
22035 (scalarize_use, scalarize_copy): Use REPLDUP.
22036 (scalarize_ldst): Move assert before dereference.
22037 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
22039 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
22042 * tree.c (reconstruct_complex_type): Reconstruct a reference
22044 Also use the same mode for the pointer as the old pointer type.
22046 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22048 * doc/trouble.texi (Interoperation): Remove note about Ultrix
22051 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
22053 PR rtl-optimization/31676
22054 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
22055 (df_refs_record): Call it.
22057 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22059 * rtl.def (SS_ABS): New code.
22060 * config/bfin/bfin.c (print_operand): New modifier 'v'.
22061 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
22062 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
22063 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
22064 (bfin_init_builtins): Define them.
22065 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
22066 (bfin_expand_builtin): ... and handle the others here.
22067 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
22068 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
22069 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
22070 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
22071 operand is only HImode.
22073 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
22075 * regclass.c (scan_one_insn): Remove splitting of
22078 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
22079 Nigel Stephens <nigel@mips.com>
22081 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
22083 2007-04-28 Jan Hubicka <jh@suse.cz>
22085 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
22086 insn_locators_alloc instead of insn_locators_initialize;
22087 call reset_block_changes.
22088 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
22089 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
22090 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
22091 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
22092 * config/score/score.c (th_output_mi_thunk): Likewise.
22093 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
22094 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
22095 tolerate uninitialized locator info.
22098 * function.c (init_function_start): Don't init line number info.
22099 (expand_function_end): Update.
22100 (reset_block_changes, record_block_change, finalize_block_changes,
22101 check_block_change, free_block_changes): Kill.
22102 * function.h (reset_block_changes, record_block_change,
22103 finalize_block_changes, check_block_change, free_block_changes):
22105 (struct function): Remove ib_boundaries_block.
22106 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
22107 Use curr_insn_locator to initialize locator.
22108 (emit_line_note): Remove.
22109 * cfgexpand.c (expand_gimple_cond_expr): Update.
22110 (construct_exit_block): Likewise.
22111 (tree_expand_cfg): Initialize/finalize locators.
22112 * expr.c (expand_expr_real): Update.
22113 * cfglayout.c (line_locators_locs, line_locators_lines,
22114 file_locators_locs, file_locators_files): Remove.
22115 (set_block_levels): Move to cfgexpand.c.
22116 (insn_locators_initialize): Remove.
22117 (pass_insn_locators_initialize): Remove.
22118 (locations_locators_locs, locations_locators_vals): New static vars.
22119 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
22121 (insn_locators_alloc, insn_locators_finalize,
22122 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22124 (locator_location): New.
22125 (locator_line, locator_file): Rewrite.
22126 * rtl.h (emit_line_note): Kill.
22127 (insn_locators_alloc, insn_locators_finalize,
22128 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22130 * tree-inline.c (initialize_cfun): Do not initialize
22131 ib_boundaries_block.
22132 * passes.c (pass_insn_locators_initialize): Remove.
22134 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
22136 * tree-cfg.c (move_block_to_fn): Release bb from dominance
22137 info. Update last_basic_block correctly.
22139 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
22142 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
22143 register itself to hold the offset constant. Tell flow the use
22144 of r4 and r5 when they are used.
22146 2007-04-27 Richard Guenther <rguenther@suse.de>
22148 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
22149 if we simplified anything.
22150 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
22151 warnings until we did a simplification and the stmt was not
22152 marked as TREE_NO_WARNING.
22154 2007-04-27 Mike Stump <mrs@apple.com>
22156 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
22158 2007-04-27 Ian Lance Taylor <iant@google.com>
22160 PR middle-end/31710
22161 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
22162 TYPE_MAX_VALUE exist, convert them to the new type.
22164 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
22166 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
22167 if it claims to be available.
22168 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
22169 edge is redirected.
22170 (perform_tree_ssa_dce): Always free postdominators.
22172 2007-04-27 Richard Henderson <rth@redhat.com>
22174 * config/alpha/predicates.md (aligned_memory_operand): Mark
22175 as define_special_predicate.
22176 (unaligned_memory_operand, normal_memory_operand): Likewise.
22177 (reg_or_unaligned_mem_operand): Remove.
22178 (any_memory_operand): Match the documentation and check for
22179 non-renumbered pseudos during reload.
22180 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
22181 alpha_secondary_reload_class, update to new interface, make static.
22182 Handle CQImode like HImode. Remove FP subreg check.
22183 (alpha_expand_mov): Use replace_equiv_address.
22184 (alpha_expand_mov_nobwx): Use any_memory_operand.
22185 (TARGET_SECONDARY_RELOAD): New.
22186 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
22187 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
22188 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
22189 * config/alpha/alpha.md: ... here.
22190 (RELOAD12, reloadmode): New.
22192 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
22193 Don't handle the aligned case here.
22194 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
22195 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
22196 reload_inhi_help. Don't expect a scratch register.
22197 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
22199 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
22201 2007-04-27 Richard Guenther <rguenther@suse.de>
22203 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
22205 2007-04-27 Richard Guenther <rguenther@suse.de>
22207 PR tree-optimization/30965
22208 PR tree-optimization/30978
22209 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
22210 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
22211 (find_equivalent_equality_comparison): Likewise.
22212 (simplify_cond): Likewise.
22213 (get_prop_source_stmt): New helper.
22214 (get_prop_dest_stmt): Likewise.
22215 (can_propagate_from): Likewise.
22216 (remove_prop_source_from_use): Likewise.
22217 (combine_cond_expr_cond): Likewise.
22218 (forward_propagate_comparison): New function.
22219 (forward_propagate_into_cond): Rewrite to use fold for
22221 (tree_ssa_forward_propagate_single_use_vars): Call
22222 forward_propagate_comparison to propagate comparisons.
22224 2007-04-27 Richard Guenther <rguenther@suse.de>
22226 PR tree-optimization/31715
22227 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
22228 sure to do computation on the offset in an appropriate
22231 2007-04-27 Richard Sandiford <richard@codesourcery.com>
22233 * reload.h (elimination_target_reg_p): Declare.
22234 * reload.c (find_reloads): Don't apply the reg_rtx move
22235 optimization if the SET_DEST satisfies elimination_target_reg_p.
22236 * reload1.c (elimination_target_reg_p): New function.
22237 (gen_reload): In the move/add2 fallback, make sure that op0
22238 does not overlap the destination register.
22240 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
22242 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
22243 transform only GIMPLE_MODIFY_STMTs.
22244 * tree-complex.c (expand_complex_operations_1): Ditto.
22245 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
22246 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
22247 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
22249 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
22250 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
22251 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
22252 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
22253 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
22254 slpeel_add_loop_guard): Ditto.
22255 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
22256 * lambda-code.c (perfect_nestify): Ditto.
22257 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
22258 before the first statement.
22259 * tree-optimize.c (execute_free_datastructures): Fix comments.
22260 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
22261 * tree-flow.h (disband_implicit_edges): Declaration removed.
22262 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
22264 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
22265 COND_EXPRs without gotos.
22266 (disband_implicit_edges, has_label_p): Removed.
22267 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
22268 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
22270 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
22272 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
22273 also for COND_EXPRs.
22274 * cfgexpand.c (label_rtx_for_bb): New function.
22275 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
22276 Use label_rtx_for_bb to find the labels.
22277 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
22278 last block. Detect fallthru edges.
22280 2007-04-26 Ian Lance Taylor <iant@google.com>
22283 * reload.c (find_reloads_subreg_address): If the address was valid
22284 in the original mode but not in the new mode, reload the whole
22287 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
22289 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
22290 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
22291 (cleanup_control_expr_graph): Do not invalidate dominance info.
22292 Record altered blocks.
22293 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
22294 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
22295 cleanup_tree_cfg_bb): New functions.
22296 (remove_forwarder_block): Do not maintain the worklist of blocks.
22297 Record altered blocks.
22298 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
22299 not over whole cfg.
22300 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
22301 delete_unreachable_blocks if dominators are not available.
22302 * tree-inline.c (optimize_inline_calls): Free dominance information
22304 * tree-flow.h (remove_edge_and_dominated_blocks,
22305 cfgcleanup_altered_bbs): Altered.
22306 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
22308 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
22310 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
22311 do not invalidate dominators.
22313 2007-04-26 Anatoly Sokolov <aesok@post.ru>
22315 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
22316 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
22317 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22318 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
22320 2007-04-26 Steve Ellcey <sje@cup.hp.com>
22322 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
22324 2007-04-26 Richard Guenther <rguenther@suse.de>
22326 PR tree-optimization/31703
22327 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
22328 the right type for the target of the bittest.
22330 2007-04-26 Richard Sandiford <richard@codesourcery.com>
22332 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
22333 ix86_sol10_return_in_memory.
22335 2007-04-26 Richard Sandiford <richard@codesourcery.com>
22337 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
22340 2007-04-26 Jakub Jelinek <jakub@redhat.com>
22343 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
22345 PR tree-optimization/30558
22346 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
22347 clear this_state.prev_try.
22349 2007-04-26 Richard Sandiford <richard@codesourcery.com>
22350 Mark Mitchell <mark@codesourcery.com>
22352 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
22353 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
22354 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
22356 2007-04-26 Richard Sandiford <richard@codesourcery.com>
22359 * doc/invoke.texi (%:print-asm-header): Document.
22360 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
22362 (static_spec_functions): Add print-asm-header.
22363 (main): Print a banner before the --target-help linker options.
22364 (print_asm_header_spec_function): New function.
22366 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
22369 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
22370 (movsf_ie): Likewise.
22372 2007-04-25 Paolo Carlini <pcarlini@suse.de>
22374 * doc/extend.texi ([Type Traits]): Adjust per N2255.
22376 2007-04-25 Bob Wilson <bob.wilson@acm.org>
22378 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
22379 exception for divide-by-zero.
22380 (__umodsi3, __modsi3): Likewise.
22382 2007-04-25 Dirk Mueller <dmueller@suse.de>
22384 * c-typeck.c (build_compound_expr): Annotate warning()
22385 call with OPT_Wunused_value.
22386 * tree-ssa.c (warn_uninit): Annotate warning with
22388 * c-common.c (handle_sentinel_attribute): Annotate warning
22389 call with OPT_Wattributes.
22391 2007-04-25 Thiemo Seufer <ths@mips.com>
22393 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
22394 (mips16): Fix typo.
22395 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
22396 on to the assembler. Improve handling of -mno-mips16. Add handling
22397 of -mno-mips3d, -mno-dsp, -mno-dspr2.
22398 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
22399 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
22400 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
22402 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
22405 * config/i386/winnt.c (i386_pe_file_end): Strip only
22406 USER_LABEL_PREFIX when writing export name.
22408 2007-04-25 Richard Sandiford <richard@codesourcery.com>
22410 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
22411 sh/elf.h, vx-common.h and vxworks.h.
22412 * config/sh/sh.h: Include config/vxworks-dummy.h.
22413 (SUBTARGET_OVERRIDE_OPTIONS): Define.
22414 (OVERRIDE_OPTIONS): Use it.
22415 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
22416 (vxworks_picreg): New pattern.
22417 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
22418 VXWORKS_OS_CPP_BUILTINS.
22419 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
22420 to their VXWORKS_* equivalents.
22421 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
22422 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
22423 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
22424 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
22425 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
22426 -mrtp/-fPIC multilibs.
22427 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
22428 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
22429 (MULTILIB_OSDIRNAMES): Delete.
22431 2007-04-25 Anatoly Sokolov <aesok@post.ru>
22434 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
22436 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
22438 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
22439 rounding mode to be specified by the caller.
22440 (real_to_mpfr) Likewise.
22441 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
22442 include new arguments.
22443 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
22445 2007-04-24 Ian Lance Taylor <iant@google.com>
22447 PR tree-optimization/31605
22448 * tree-vrp.c (set_value_range): Check that min and max are not
22449 both overflow infinities.
22450 (set_value_range_to_value): New static function.
22451 (extract_range_from_binary_expr): Call set_value_range_to_value.
22452 (extract_range_from_cond_expr): Likewise.
22453 (extract_range_from_expr): Likewise.
22454 (extract_range_from_unary_expr): Likewise. Don't create a range
22455 which overflows on both sides.
22456 (vrp_meet): Check for a useless range.
22457 (vrp_visit_phi_node): If we see a constant which looks like an
22458 overflow infinity, turn off the TREE_OVERFLOW flag.
22460 2007-04-24 Ian Lance Taylor <iant@google.com>
22462 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
22464 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
22466 PR diagnostic/25923
22467 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
22468 diagnostic message is being built.
22469 * tree-pretty-print.c (dump_generic_node): Only write the
22470 formatted text into BUFFER's stream if we are not building a
22471 diagnostic message.
22472 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
22474 * Makefile.in (toplev.o): Depend on tree-pass.h.
22476 2007-04-24 Ian Lance Taylor <iant@google.com>
22478 PR tree-optimization/31602
22479 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
22480 conditionals in the copied loop header.
22481 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
22482 warnings if TREE_NO_WARNING is set.
22483 * doc/invoke.texi (Warning Options): Clarify that
22484 -Wstrict-overflow does not warn about loops.
22486 2007-04-24 Janis Johnson <janis187@us.ibm.com>
22488 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
22489 expand on the comment about _Decimal128 arguments and check the
22490 integer result of the modulus operation; for 64-bit ELF ABI, ensure
22491 that _Decimal128 argument uses even/odd register pair.
22492 (function_arg): Ditto.
22494 2007-04-24 Hui-May Chang <hm.chang@apple.com>
22496 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
22497 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
22499 2007-04-24 Richard Guenther <rguenther@suse.de>
22500 Olga Golovanevsky <olga@il.ibm.com>
22502 * fold-const.c (multiple_of_p): Check for bottom
22505 2007-04-24 Richard Henderson <rth@redhat.com>
22507 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
22508 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
22509 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
22510 looking for non-zero bits shifted out. Avoid a recursive call
22511 when constructing the scalar.
22512 (__floatundisf): Likewise.
22514 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
22516 * dwarf2out.c (field_byte_offset): Move the existing logic
22517 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
22518 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
22520 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22523 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
22524 length argument of 0 for memset.
22525 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
22526 unsigned shift instead of the signed variant.
22528 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22530 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
22531 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
22532 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
22533 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
22534 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
22535 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
22536 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
22537 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
22538 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
22539 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
22540 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
22541 "mul<mode>3", "div<mode>3"): Insn definitions added.
22542 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
22543 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
22544 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
22545 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
22546 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
22547 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
22548 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
22549 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
22550 TARGET_FLOAT_FORMAT): Macro definitions removed.
22551 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
22552 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
22553 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
22554 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
22555 (s390_gen_rtx_const_DI): Function removed.
22556 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
22558 2007-04-24 Richard Sandiford <richard@codesourcery.com>
22560 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
22561 over an external ffs function.
22563 2007-04-24 Chao-ying Fu <fu@mips.com>
22564 Richard Sandiford <richard@nildram.co.uk>
22566 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
22567 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
22568 (smadd_widen_optab, umadd_widen_optab): Define.
22569 * optabs.c (init_optabs): Initialize smadd_widen_optab and
22571 * genopinit.c (optabs): Fill in smadd_widen_optab and
22573 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
22574 and umadd_widen_optab to implement multiply-add sequences.
22575 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
22576 (<u>maddsidi4): ...this. Extend condition to include
22577 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
22578 of operand 0 to "ka" and use the three-operand form of madd<u>
22580 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
22582 * config/mips/constraints.md (ka): New register constraint.
22584 2007-04-24 Jan Hubicka <j@suse.cz>
22588 2007-04-23 Jan Hubicka <jh@suse.cz>
22589 * function.c (init_function_start): Don't init line number info.
22590 (expand_function_end): Update.
22591 (reset_block_changes, record_block_change, finalize_block_changes,
22592 check_block_change, free_block_changes): Kill.
22593 * function.h (reset_block_changes, record_block_change,
22594 finalize_block_changes, check_block_change, free_block_changes):
22596 (struct function): Remove ib_boundaries_block.
22597 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
22598 Use curr_insn_locator to initialize locator.
22599 (emit_line_note): Remove.
22600 * cfgexpand.c (expand_gimple_cond_expr): Update.
22601 (construct_exit_block): Likewise.
22602 (tree_expand_cfg): Initialize/finalize locators.
22603 * expr.c (expand_expr_real): Update.
22604 * cfglayout.c (line_locators_locs, line_locators_lines,
22605 file_locators_locs, file_locators_files): Remove.
22606 (set_block_levels): Move to cfgexpand.c.
22607 (insn_locators_initialize): Remove.
22608 (pass_insn_locators_initialize): Remove.
22609 (locations_locators_locs, locations_locators_vals): New static vars.
22610 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
22612 (insn_locators_alloc, insn_locators_finalize,
22613 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22615 (locator_location): New.
22616 (locator_line, locator_file): Rewrite.
22617 * rtl.h (emit_line_note): Kill.
22618 (insn_locators_alloc, insn_locators_finalize,
22619 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22621 * tree-inline.c (initialize_cfun): Do not initialize
22622 ib_boundaries_block.
22623 * passes.c (pass_insn_locators_initialize): Remove.
22625 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
22627 * doc/invoke.texi: Removed leading '-' from option index entries.
22629 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
22631 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
22633 (create_phi_node): Use set_phi_nodes.
22634 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
22635 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
22636 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
22637 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
22638 (bsi_start, bsi_last): Use bb_stmt_list.
22639 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
22640 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
22641 Traverse the statements using tsi iterator.
22642 * basic-block.h (struct basic_block_def): Fields stmt_list
22643 and phi_nodes moved to ...
22644 (struct tree_bb_info): ... new structure.
22645 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
22646 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
22647 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
22648 (tree_verify_flow_info): Verify that il.tree is not set for
22649 entry and exit block.
22650 (tree_split_block): Use set_bb_stmt_list.
22652 2007-04-23 Mike Stump <mrs@apple.com>
22654 * config/i386/i386.c (ix86_tune_features
22655 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
22658 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
22660 * config/i386/i386.md (prefix_extra): New attribute.
22661 (length): Add prefix_extra.
22663 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
22664 (sse2_movntv2di): Likewise.
22665 (sse2_cvtps2dq): Likewise.
22666 (sse2_cvtpd2pi): Likewise.
22667 (sse2_cvttpd2pi): Likewise.
22668 (*sse2_cvtpd2ps): Likewise.
22669 (*add<mode>3): Likewise.
22670 (sse2_ssadd<mode>3): Likewise.
22671 (sse2_usadd<mode>3): Likewise.
22672 (*sub<mode>3): Likewise.
22673 (sse2_sssub<mode>3): Likewise.
22674 (sse2_ussub<mode>3): Likewise.
22675 (*mulv8hi3): Likewise.
22676 (*smulv8hi3_highpart): Likewise.
22677 (*umulv8hi3_highpart): Likewise.
22678 (sse2_umulv2siv2di3): Likewise.
22679 (sse2_pmaddwd): Likewise.
22680 (ashr<mode>3): Likewise.
22681 (lshr<mode>3): Likewise.
22682 (ashl<mode>3): Likewise.
22683 (sse2_ashlti3): Likewise.
22684 (sse2_lshrti3): Likewise.
22685 (*umaxv16qi3): Likewise.
22686 (*smaxv8hi3): Likewise.
22687 (*uminv16qi3): Likewise.
22688 (*sminv8hi3): Likewise.
22689 (sse2_eq<mode>3): Likewise.
22690 (sse2_gt<mode>3): Likewise.
22691 (*and<mode>3): Likewise.
22692 (sse2_nand<mode>3): Likewise.
22693 (*ior<mode>3): Likewise.
22694 (*xor<mode>3): Likewise.
22695 (sse2_packsswb): Likewise.
22696 (sse2_packssdw): Likewise.
22697 (sse2_packuswb): Likewise.
22698 (sse2_punpckhbw): Likewise.
22699 (sse2_punpcklbw): Likewise.
22700 (sse2_punpckhwd): Likewise.
22701 (sse2_punpcklwd): Likewise.
22702 (sse2_punpckhdq): Likewise.
22703 (sse2_punpckldq): Likewise.
22704 (sse2_punpckhqdq): Likewise.
22705 (sse2_punpcklqdq): Likewise.
22706 (*sse2_pinsrw): Likewise.
22707 (*sse2_pextrw): Likewise.
22708 (sse2_pshufd_1): Likewise.
22709 (sse2_uavgv16qi3): Likewise.
22710 (sse2_uavgv8hi3): Likewise.
22711 (sse2_psadbw): Likewise.
22712 (sse2_pmovmskb): Likewise.
22713 (*sse2_maskmovdqu): Likewise.
22714 (*sse2_maskmovdqu_rex64): Likewise.
22715 (sse4a_extrqi): Likewise.
22716 (sse4a_extrq): Likewise.
22717 (sse3_lddqu): Set prefix_rep.
22718 (sse3_addsubv4sf3): Likewise.
22719 (sse3_haddv4sf3): Likewise.
22720 (sse3_hsubv4sf3): Likewise.
22721 (sse_cvtss2si): Likewise.
22722 (sse_cvtss2si_2): Likewise.
22723 (sse_cvtss2siq): Likewise.
22724 (sse_cvtss2siq_2): Likewise.
22725 (sse_cvttss2si): Likewise.
22726 (sse_cvttss2siq): Likewise.
22727 (sse2_cvttps2dq): Likewise.
22728 (sse3_movshdup): Likewise.
22729 (sse3_movsldup): Likewise.
22730 (sse2_cvtsd2si): Likewise.
22731 (sse2_cvtsd2si_2): Likewise.
22732 (sse2_cvtsd2siq): Likewise.
22733 (sse2_cvtsd2siq_2): Likewise.
22734 (sse2_cvttsd2si): Likewise.
22735 (sse2_cvttsd2siq): Likewise.
22736 (*sse2_cvtpd2dq): Likewise.
22737 (*sse2_cvttpd2dq): Likewise.
22738 (sse2_pshuflw_1): Likewise.
22739 (sse2_pshufhw_1): Likewise.
22740 (sse4a_insertqi): Likewise.
22741 (sse4a_insertq): Likewise.
22742 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
22743 (ssse3_phadddv4si3): Likewise.
22744 (ssse3_phaddswv8hi3): Likewise.
22745 (ssse3_phsubwv8hi3): Likewise.
22746 (ssse3_phsubdv4si3): Likewise.
22747 (ssse3_phsubswv8hi3): Likewise.
22748 (ssse3_pmaddubswv8hi3): Likewise.
22749 (ssse3_pmulhrswv8hi3): Likewise.
22750 (ssse3_pshufbv16qi3): Likewise.
22751 (ssse3_psign<mode>3): Likewise.
22752 (ssse3_palignrti): Likewise.
22753 (abs<mode>2): Likewise.
22754 (ssse3_phaddwv4hi3): Set prefix_extra.
22755 (ssse3_phadddv2si3): Likewise.
22756 (ssse3_phaddswv4hi3): Likewise.
22757 (ssse3_phsubwv4hi3): Likewise.
22758 (ssse3_phsubdv2si3): Likewise.
22759 (ssse3_phsubswv4hi3): Likewise.
22760 (ssse3_pmaddubswv4hi3): Likewise.
22761 (ssse3_pmulhrswv4hi3): Likewise.
22762 (ssse3_pshufbv8qi3): Likewise.
22763 (ssse3_psign<mode>3): Likewise.
22764 (ssse3_palignrdi): Likewise.
22765 (abs<mode>2): Likewise.
22766 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
22767 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
22768 (sse2_pmovmskb): Set mode to SI instead of V2DF.
22770 2007-04-23 Nick Clifton <nickc@redhat.com>
22772 * params.def: Fix formatting of emacs local variables.
22774 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
22776 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
22777 move if inter-unit move isn't allowed.
22778 Don't split moving the first element of V2DI to DI to inter-unit
22779 move if inter-unit move isn't allowed.
22781 2007-04-23 Richard Guenther <rguenther@suse.de>
22783 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
22784 and CDI_POST_DOMINATORS separately.
22786 2007-04-23 Nick Clifton <nickc@redhat.com>
22788 * c.opt (Wformat-contains-nul): Add warning attribute.
22790 2007-04-23 Jan Hubicka <jh@suse.cz>
22792 * function.c (init_function_start): Don't init line number info.
22793 (expand_function_end): Update.
22794 (reset_block_changes, record_block_change, finalize_block_changes,
22795 check_block_change, free_block_changes): Kill.
22796 * function.h (reset_block_changes, record_block_change,
22797 finalize_block_changes, check_block_change, free_block_changes):
22799 (struct function): Remove ib_boundaries_block.
22800 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
22801 Use curr_insn_locator to initialize locator.
22802 (emit_line_note): Remove.
22803 * cfgexpand.c (expand_gimple_cond_expr): Update.
22804 (construct_exit_block): Likewise.
22805 (tree_expand_cfg): Initialize/finalize locators.
22806 * expr.c (expand_expr_real): Update.
22807 * cfglayout.c (line_locators_locs, line_locators_lines,
22808 file_locators_locs, file_locators_files): Remove.
22809 (set_block_levels): Move to cfgexpand.c.
22810 (insn_locators_initialize): Remove.
22811 (pass_insn_locators_initialize): Remove.
22812 (locations_locators_locs, locations_locators_vals): New static vars.
22813 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
22815 (insn_locators_alloc, insn_locators_finalize,
22816 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22818 (locator_location): New.
22819 (locator_line, locator_file): Rewrite.
22820 * rtl.h (emit_line_note): Kill.
22821 (insn_locators_alloc, insn_locators_finalize,
22822 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22824 * tree-inline.c (initialize_cfun): Do not initialize
22825 ib_boundaries_block.
22826 * passes.c (pass_insn_locators_initialize): Remove.
22828 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
22830 PR middle-end/31448
22831 * expr.c (reduce_to_bit_field_precision): Handle
22834 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
22836 PR tree-optimization/24659
22837 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
22838 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
22839 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
22840 * genopinit.c (optabs): Rename vec_pack_mod_optab
22841 to vec_pack_trunc_optab.
22842 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
22843 early for scalar floating point operands for NOP_EXPR.
22844 (vectorizable_type_promotion): Ditto.
22845 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
22846 vec_pack_trunc_optab.
22847 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
22849 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
22850 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
22851 Rename from VEC_PACK_MOD_EXPR.
22852 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
22853 * expr.c (expand_expr_real_1): Ditto.
22854 * tree-inline.c (estimate_num_insns_1): Ditto.
22855 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
22857 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
22858 (vec_unpacks_lo_v4sf): Ditto.
22859 (vec_pack_trunc_v2df): Ditto.
22860 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
22861 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
22862 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
22864 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
22866 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
22868 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
22869 Rename from VEC_PACK_MOD_EXPR. This expression also represent
22870 packing of floating point operands.
22871 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
22872 represent unpacking of floating point operands.
22873 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
22874 [vec_unpacks_hi]: Ditto.
22875 [vec_unpacks_lo]: Ditto.
22877 2007-04-22 Jan Hubicka <jh@suse.cz>
22879 * final.c (rest_of_handle_final): Call
22880 targetm.asm_out.constructor/targetm.asm_out.destructor
22881 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
22882 proper priority via decl_*_priority_insert.
22883 * c-common.c (c_expand_body): Likewise.
22885 2007-04-22 Richard Guenther <rguenther@suse.de>
22887 PR tree-optimization/29789
22888 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
22889 (rewrite_reciprocal): New helper split out from
22890 determine_invariantness_stmt.
22891 (rewrite_bittest): Likewise.
22892 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
22893 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
22896 2007-04-22 Revital Eres <eres@il.ibm.com>
22898 * loop-unroll.c (var_to_expand): New field to support also
22899 insns of the form x = something + x.
22900 (analyze_insn_to_expand_var): Use it.
22901 (expand_var_during_unrolling): Likewise.
22903 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
22905 * predict.c: Include pointer-set.h.
22906 (bb_predictions): New variable.
22907 (tree_predicted_by_p, tree_predict_edge,
22908 remove_predictions_associated_with_edge): Use bb_predictions map
22909 instead of bb->predictions.
22910 (clear_bb_predictions, assert_is_empty): New functions.
22911 (combine_predictions_for_bb): Use bb_predictions map. Call
22912 clear_bb_predictions.
22913 (tree_estimate_probability): Create and free bb_predictions map.
22914 * Makefile.in (predict.o): Add pointer-set.h dependency.
22915 * basic-block.h (struct basic_block_def): Remove predictions
22917 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
22919 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
22922 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
22925 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22927 * timevar.c (timevar_print): Change reference of --disable-checking to
22928 --enable-checking=release. Also warn if assert checking is disabled.
22930 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22933 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
22934 decl as addressable if the compound literal was marked as
22936 Mark the decl as a gimple register if it is a complex or
22937 vector decl and does not live in memory.
22939 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22941 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
22942 (GENERIC_NEXT): New function macro.
22943 (PHI_CHAIN): Use phi_node's new chain variable.
22944 (tree_phi_node): Change tree_common to tree_base
22945 and add the chain field.
22946 * tree-phinodes.c (make_phi_node): Don't set
22947 TREE_TYPE on the new node.
22948 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
22949 instead of checking GIMPLE_TUPLE_P in chain_next.
22950 * tree-vect-transform.c
22951 (get_initial_def_for_induction): Look at
22952 PHI_RESULT_TREE for the type of the phi node.
22953 (update_vuses_to_preheader): Use PHI_CHAIN
22954 instead of TREE_CHAIN on the phi node.
22955 * tree-ssa-structalias.c (compute_points_to_sets):
22957 (ipa_pta_execute): Likewise.
22959 2007-04-21 Richard Guenther <rguenther@suse.de>
22961 PR middle-end/31136
22962 * fold-const.c (fold_unary): Call fold_convert_const on the
22965 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
22967 * gcse.c (store_killed_in_insn): Handle PARALLELs.
22968 (store_killed_in_pat): New.
22970 2007-04-20 Richard Henderson <rth@redhat.com>
22973 * config/i386/i386.c (type_has_variadic_args_p): Look for any
22974 TREE_LIST with a void_type_node value, not void_list_node exactly.
22976 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
22978 * doc/standards.texi: Re-arrange into language-specific
22979 subsections. Add a C++ section, documenting which standards we
22982 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
22984 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
22985 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
22987 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
22989 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
22990 ecrti.o and crtbegin.o.
22991 (LIB_DEFAULT_SPEC): Include -lc.
22992 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
22994 2007-04-20 Richard Henderson <rth@redhat.com>
22997 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
22998 argument; update all callers.
22999 (get_unaligned_offset): New.
23000 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
23001 get_unaligned_address, just pass on the address directly.
23002 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
23003 the subreg in the helper patterns.
23004 (unaligned_extendqidi_le): Use get_unaligned_offset.
23005 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
23006 (unaligned_extendhidi_be): Likewise.
23007 (unaligned_extendhidi): Tidy.
23008 * config/alpha/alpha-protos.h: Update.
23010 2007-04-20 Richard Henderson <rth@redhat.com>
23012 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
23013 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
23014 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
23015 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
23016 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
23017 (CPP_SPEC): Don't include %(cpp_subtarget).
23018 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
23019 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
23020 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
23022 2007-04-20 Jakub Jelinek <jakub@redhat.com>
23024 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
23025 for __builtin_ia32_cmpordss.
23027 PR tree-optimization/31632
23028 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
23029 and arg1 for optimizations of comparison against min/max values.
23030 Fold arg0 to arg1's type for optimizations of comparison against
23031 min+1 and max-1 values.
23033 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
23035 * reload.c (combine_reloads): When trying to use a dying register,
23036 check whether it's uninitialized and don't use if so.
23038 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
23040 * fold-const.c: Remove prototypes for native_encode_expr and
23041 native_interpret_expr.
23042 (native_encode_expr): Make non-static.
23043 (native_interpret_expr): Likewise.
23044 * tree.h: Add prototypes for the above.
23046 2007-04-19 Joseph Myers <joseph@codesourcery.com>
23048 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
23049 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
23050 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
23051 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
23052 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
23053 Add length attributes.
23055 2007-04-19 Janis Johnson <janis187@us.ibm.com>
23057 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
23060 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
23061 __STDC_WANT_DEC_FP__.
23063 2007-04-19 Joseph Myers <joseph@codesourcery.com>
23065 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
23066 for long double compatibility.
23067 * configure: Regenerate.
23069 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
23071 PR rtl-optimization/29841
23072 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
23074 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
23075 that may cause control flow transfer from being moved.
23077 2007-04-18 Jan Hubicka <jh@suse.cz>
23079 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
23082 2007-04-18 Eric Christopher <echristo@apple.com>
23084 * config/rs6000/darwin.md (load_macho_picbase): Use link register
23085 only. Update operands.
23086 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
23087 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
23088 link register to pic register.
23090 2007-04-18 Dirk Mueller <dmueller@suse.de>
23092 PR diagnostic/31227
23093 * tree-vrp.c (search_for_addr_array): New.
23094 (check_array_bounds): Suppress warning about
23095 address taken of array refs if its not de-referenced.
23097 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
23099 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
23100 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
23102 * tree-vectorizer.h (NITERS_KNOWN_P): New.
23103 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
23104 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
23106 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
23108 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
23110 (vect_analyze_scalar_cycles): Fix indentation.
23111 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
23112 (vect_mark_relevant): Include phis in relevance analysis.
23114 * tree-vect-transform.c (vect_transform_loop): Add an assert.
23116 2007-04-18 Anatoly Sokolov <aesok@post.ru>
23118 * config/avr/avr.c (ptrreg_to_str): Replace error() with
23119 output_operand_lossage().
23121 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
23123 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
23124 the unused code for reduction without adjust-in-epilog to simplify the
23127 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
23129 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
23130 (S390_TDC_NEGATIVE_ZERO): New constant.
23131 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
23132 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
23133 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
23134 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
23135 (S390_TDC_POSITIVE_INFINITY): New constant.
23136 (S390_TDC_NEGATIVE_INFINITY): New constant.
23137 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
23138 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
23139 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
23140 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
23141 (S390_TDC_INFINITY): New constant.
23142 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
23143 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
23144 optimization for UNSPEC_CCZ_TO_INT.
23145 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
23146 ("*ccz_to_int"): New insn.
23147 ("isinf<mode>2"): New insn.
23148 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
23149 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
23150 (UNSPEC_CCZ_TO_INT): New constant.
23152 2007-04-18 Richard Guenther <rguenther@suse.de>
23154 PR tree-optimization/19431
23155 PR tree-optimization/21463
23156 * tree-pass.h (pass_phiprop): Declare.
23157 * passes.c (init_optimization_passes): New phiprop pass.
23158 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
23159 (phivn_valid_p): New helper function.
23160 (phiprop_insert_phi): Likewise.
23161 (propagate_with_phi): Likewise.
23162 (tree_ssa_phiprop): New propagator propagating loads
23163 through phi nodes if profitable.
23165 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
23167 * tree-vect-analyze.c (process_use): New function.
23168 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
23169 Check phis in all bbs.
23170 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
23173 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
23175 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
23178 2007-04-17 Anatoly Sokolov <aesok@post.ru>
23181 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
23184 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
23186 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
23188 (sse_vmmulv4sf3): Likewise.
23189 (sse2_vmaddv2df3): Likewise.
23190 (sse2_vmmulv2df3): Likewise.
23192 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
23194 PR rtl-optimization/31360
23195 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
23196 (target_reg_cost): New.
23197 (init_set_costs): Initialize target_reg_cost. Add comments
23198 regarding the rationale of the costs.
23199 (global_cost_for_size): Renamed to...
23200 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
23201 of register pressure.
23202 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
23203 estimate_reg_pressure_cost. Add number of ivs.
23204 (determine_set_costs): Dump target_reg_cost.
23205 * loop-invariant.c (gain_for_invariant): Use
23206 estimate_reg_pressure_cost. Removed n_inv_uses argument.
23207 (best_gain_for_invariant, find_invariants_to_move): Remove
23209 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
23210 (target_reg_cost): Declare.
23211 (global_cost_for_size): Declaration removed.
23212 (estimate_reg_pressure_cost): Declare.
23214 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
23216 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
23217 regnos into even/odd register pairs.
23218 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
23219 TDmode similar to the other floating point modes.
23220 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
23221 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
23223 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
23224 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
23225 (movdd_hardfloat64): Use TARGET_MFPGPR.
23227 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
23229 * reload1.c (delete_output_reload): Don't count output in n_inherited.
23232 2005-01-05 Richard Henderson <rth@redhat.com>
23234 * reload1.c (do_input_reload): Restrict the optimization deleteing
23235 a previous output reload to RELOAD_FOR_INPUT.
23237 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
23239 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
23240 induc_vec_info_type.
23241 (vectorizable_induction): New function declaration.
23242 * tree-vect-transform.c (get_initial_def_for_induction): No need to
23243 check if already vectorized. Find first place in BB where new stmts
23244 can be inserted. Takes only one argument.
23245 (vectorizable_induction): New function.
23246 (vect_transform_stmt): Add case for induc_vec_info_type to call
23247 vectorizable_induction.
23248 (vect_transform_loop): Consider phis for vectorization.
23249 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
23251 (analyze_operations): Call vectorizable_induction when analyzing phis.
23253 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
23254 (vect_mark_relevant): Include phis in relevance analysis.
23255 (vect_mark_stmts_to_be_vectorize): Likewise.
23256 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
23258 2007-04-16 Lawrence Crowl <crowl@google.com>
23260 * doc/invoke.texi (Debugging Options): Add documentation for the
23261 -femit-struct-debug options -femit-struct-debug-baseonly,
23262 -femit-struct-debug-reduced, and
23263 -femit-struct-debug-detailed[=...].
23265 * c-opts.c (c_common_handle_option): Add
23266 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
23267 and OPT_femit_struct_debug_detailed_.
23268 * c.opt: Add specifications for
23269 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
23270 and -femit-struct-debug-detailed[=...].
23271 * opts.c (set_struct_debug_option): Parse the
23272 -femit-struct-debug-... options.
23273 * opts.c (matches_main_base, main_input_basename,
23274 main_input_baselength, base_of_path, matches_main_base): Add
23275 variables and functions to compare header base name to compilation
23277 * opts.c (should_emit_struct_debug): Add to determine to emit a
23278 structure based on the option.
23279 (dump_struct_debug) Also disabled function to debug this
23281 * opts.c (handle_options): Save the base name of the
23284 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
23285 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
23286 This hook indicates if a type is generic. Set it by default
23287 to "never generic".
23288 * langhooks.h (struct lang_hooks_for_types): Add a new hook
23289 to determine if a struct type is generic or not.
23290 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
23291 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
23292 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
23293 with live C++ hook.
23295 * flags.h (enum debug_info_usage): Add an enumeration to describe
23296 a program's use of a structure type.
23297 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
23298 to indicate the program's usage of the type. Filter structs based
23299 on the -femit-struct-debug-... specification.
23300 (gen_type_die): Split into two routines, gen_type_die and
23301 gen_type_die_with_usage. gen_type_die is now a wrapper
23302 that assumes direct usage.
23303 (gen_type_die_with_usage): Replace calls to gen_type_die
23304 with gen_type_die_with_usage adding the program usage of
23305 the referenced type.
23306 (dwarf2out_imported_module_or_decl): Suppress struct debug
23307 information using should_emit_struct_debug when appropriate.
23309 2007-04-16 Ian Lance Taylor <iant@google.com>
23311 PR tree-optimization/31522
23312 * tree-vrp.c (vr_phi_edge_counts): New static variable.
23313 (vrp_initialize): Allocate vr_phi_edge_counts.
23314 (vrp_visit_phi_node): Don't push to infinity if we saw a new
23315 executable edge. Drop test for all constants.
23316 (vrp_finalize): Free vrp_phi_edge_counts.
23318 * doc/cpp.texi (Common Predefined Macros): Clarify description of
23319 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
23321 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
23322 predecessors at head rather than tail.
23324 2007-04-16 Matthias Klose <doko@debian.org>
23326 * config/alpha/linux.h (CPP_SPEC): Define.
23327 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
23329 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
23331 * function.h: Remove sequence_stack extern declaration.
23333 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
23335 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
23337 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
23340 2007-04-16 Anatoly Sokolov <aesok@post.ru>
23342 * config/avr/avr.c (avr_arch_types): Rearranging array.
23343 (enum avr_arch): Add.
23344 (avr_mcu_types): Use avr_arch enumeration constants instead of
23346 * config/avr/avr.h (LINK_SPEC): Simplify.
23348 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
23350 * config/m68k/m68k.c (m68k_libcall_value,
23351 m68k_function_value): Use macros for register names more.
23353 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
23355 (M68K_REGNAME): Use A6_REG.
23356 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
23358 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
23360 PR middle-end/28071
23361 * sched-int.h (struct deps): Split field 'pending_lists_length' into
23362 'pending_read_list_length' and 'pending_write_list_length'. Update
23364 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
23365 to handle two length counters instead of one. Update all uses.
23366 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
23367 two length counters instead of one.
23368 * sched-rgn.c (propagate_deps): Update to handle two length counters
23371 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
23374 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
23375 copy of source, pass it to ix86_expand_vector_set and return
23378 2007-04-16 David Ung <davidu@mips.com>
23379 Joseph Myers <joseph@codesourcery.com>
23381 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
23382 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
23383 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
23384 Add 74K processor information.
23385 * config/mips/mips.md: Include 74k.md.
23386 (cpu): Add 74kc,74kf,74kx.
23387 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
23388 * config/mips/74k.md: New.
23389 * doc/invoke.texi (MIPS Options): Document 74K support.
23391 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
23393 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
23394 vectorizable_* functions.
23395 * tree-vect-transform.c (vectorizable_call): Add check for
23396 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
23397 (vectorizable_store): likewise.
23398 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
23400 (vectorizable_operation, vectorizable_type_demotion): Likewise.
23401 (vectorizable_type_promotion, vectorizable_load): Likewise.
23402 (vectorizable_live_operation, vectorizable_condition): Likewise.
23403 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
23405 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
23407 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
23409 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
23410 register numbers more.
23411 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
23412 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
23413 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
23414 FUNCTION_VALUE_REGNO_P): Likewise.
23415 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
23416 STATIC_CHAIN_REGNUM): Likewise.
23417 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
23418 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
23419 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
23420 * config/m68k/m68k.md (FP_REG): New.
23422 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
23424 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
23427 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
23429 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
23430 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
23433 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23435 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
23438 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
23441 * c-decl.c (finish_decl): Grab the type of the decl after the call
23442 to store_init_value.
23444 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
23446 * common.opt (fforward-propagate): Fix "Optimization" annotation.
23448 2007-04-14 Jakub Jelinek <jakub@redhat.com>
23451 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
23452 dominators, post dominators and cleanup cfg before returning.
23454 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
23456 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
23457 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
23459 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
23461 * config.gcc: Recognize fido.
23462 * config/m68k/m68k-devices.def (fidoa): New.
23463 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
23465 (FL_FIDOA, TARGET_FIDOA): New.
23466 * config/m68k/m68k.opt (mfidoa): New.
23468 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23470 PR middle-end/31322
23471 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
23472 when a personality function is used.
23474 2007-04-13 Bob Wilson <bob.wilson@acm.org>
23476 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
23478 2007-04-13 Mike Stump <mrs@apple.com>
23480 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
23482 * config/darwin.opt (fapple-kext): Make C++ only.
23483 * config/darwin.c (darwin_override_options): Remove code to ensure
23484 -fapple-kext is given for C++ only.
23486 2007-04-13 Richard Sandiford <richard@codesourcery.com>
23488 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
23489 * config/mips/mips.c (override_options): Call
23490 SUBTARGET_OVERRIDE_OPTIONS, if defined.
23492 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
23494 * config/i386/i386.opt (msvr3-shlib): Removed.
23496 * doc/invoke.texi: Remove -msvr3-shlib.
23498 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
23500 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
23501 with "popcnt" instruction.
23503 2007-04-13 Richard Guenther <rguenther@suse.de>
23505 PR tree-optimization/21258
23506 * tree-vrp.c (compare_case_labels): New helper.
23507 (find_switch_asserts): New function.
23508 (find_assert_locations): Call it for SWITCH_EXPRs.
23510 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
23512 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
23513 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
23514 check is now implied in X87_FLOAT_MODE_P.
23515 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
23516 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
23517 (fix_trunc<mode>_i386_fisttp): Ditto.
23518 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
23519 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
23520 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
23521 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
23522 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
23523 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
23524 (unnamed_splitters): Ditto.
23525 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
23526 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
23527 FIRST_SSE_REG for local functions when SSE math is enabled or
23528 for functions with sseregparm attribute.
23529 (standard_80387_constant_p): Return -1 if mode is not
23531 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
23532 (ix86_expand_compare): Ditto.
23533 (ix86_expand_carry_flag_compare): Ditto.
23534 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
23535 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
23536 DECIMAL_FLOAT_MODE_P.
23537 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
23538 of SCALAR_FLOAT_MODE_P.
23539 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
23540 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
23541 checks before FLOAT_MODE_P.
23542 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
23543 before FLOAT_MODE_P.
23548 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
23550 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
23551 Charles Wilson <libtool@cwilson.fastmail.fm>
23553 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
23554 (libgcc.mvars): Don't depend on them.
23555 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
23556 * exec-tool.in: New.
23558 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
23560 * doc/invoke.text (--help): Document --help=common.
23562 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
23564 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
23566 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23568 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
23569 * genemit.c (main): Emit #include "integrate.h".
23570 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
23571 (LOADGP_RTP): New mips_loadgp_style.
23572 * config/mips/mips.h: Include config/vxworks-dummy.h.
23573 (TARGET_RTP_PIC): New macro.
23574 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
23575 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
23576 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
23577 for TARGET_RTP_PIC.
23578 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
23579 -mvxworks-pic when using -mrtp and a PIC option.
23580 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
23582 (mips_symbolic_constant_p, mips_symbolic_address_p)
23583 (mips_symbol_insns): Handle SYMBOL_HALF.
23584 (override_options): Warn about -G and -mrtp being used together.
23585 Initialize mips_lo_relocs[SYMBOL_HALF].
23586 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
23587 (mips_emit_loadgp): Handle LOADGP_RTP.
23588 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
23589 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
23590 (tablejump): Handle function-relative case table entries if
23592 * config/mips/predicates.md (symbol_ref_operand): New predicate.
23594 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23596 * config/mips/mips.md (load_call<mode>): Allow any general register.
23598 (sibcall_value_internal, sibcall_value_multiple_internal)
23599 (call_value_internal, call_value_split, call_value_multiple_internal)
23600 (call_value_multiple_split): Remove constraints from operand 0.
23602 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23604 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
23605 rather than loadgp_noshared.
23606 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
23607 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
23609 * config/mips/mips.md (loadgp): Rename to...
23610 (loadgp_newabi): ...this.
23611 (loadgp_noshared): Rename to...
23612 (loadgp_absolute): ...this.
23614 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23616 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
23617 false for locally-binding symbols.
23618 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
23620 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23622 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
23623 (SYMBOL_GOT_PAGE_OFST): ...this.
23624 (SYMBOL_GOT_GLOBAL): Rename to...
23625 (SYMBOL_GOT_DISP): ...this.
23626 (SYMBOL_GOTOFF_GLOBAL): Rename to...
23627 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
23628 * config/mips/mips.c (mips_global_symbol_p): New function.
23629 (mips_symbol_binds_local_p): Likewise.
23630 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
23631 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
23632 mips_global_symbol_p and mips_symbol_binds_local_p.
23633 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
23634 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
23635 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
23636 SYMBOL_GOTOFF_DISP.
23637 (mips_ok_for_lazy_binding_p): New function.
23638 (mips_load_call_address, mips_expand_call): Use it.
23639 (mips_dangerous_for_la25_p): Likewise.
23640 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
23641 (*got_disp<mode>): Use got_disp_operand instead of
23642 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
23643 SYMBOL_GOTOFF_GLOBAL.
23644 (*got_page<mode>): Use got_page_ofst_operand instead of
23646 * config/mips/predicates.md (const_call_insn_operand): Use
23647 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
23648 (global_got_operand): Rename to...
23649 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
23651 (local_got_operand): Rename to...
23652 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
23653 of SYMBOL_GOT_LOCAL.
23655 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23657 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
23658 TARGET_CALL_CLOBBERED_GP.
23659 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23660 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
23661 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
23662 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
23663 of TARGET_ABICALLS && !TARGET_NEWABI.
23664 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23665 * config/mips/mips.c (mips_load_call_address): Check
23666 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
23667 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23668 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
23669 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
23670 TARGET_ABICALLS && TARGET_NEWABI.
23671 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
23673 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
23674 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
23675 TARGET_ABICALLS && TARGET_NEWABI.
23676 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
23677 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
23678 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
23679 whether indirect calls must use $25.
23680 (mips_extra_live_on_entry): Check TARGET_GOT instead of
23682 * config/mips/mips.md (jal_macro): Check flag_pic and
23683 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
23684 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
23685 instead of TARGET_ABICALLS.
23686 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
23687 TARGET_ABICALLS && TARGET_OLDABI.
23688 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23689 (sibcall): In the comment above the define_insn, mention
23690 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
23691 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
23692 instead of TARGET_ABICALLS.
23694 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
23696 * doc/md.texi (Blackfin family constraints): Document PA and PB.
23697 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
23698 (MACFLAGS_MATCH_P): New macro.
23699 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
23700 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
23701 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
23702 the other MACFLAG constants.
23703 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
23704 (flag_machi): Tighten constraints. Renumber some of the operands.
23705 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
23707 (flag_machi_parts_acconly): New pattern.
23708 (flag_macinithi): Tighten constraints. Allow any accumulator to be
23710 (flag_macinit1hi): Tighten constraints.
23711 (flag_mul_macv2hi_parts_acconly): New pattern.
23713 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
23714 Use a more efficient implementation.
23715 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
23716 inline sequences when not optimizing for size.
23718 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
23719 movhi_high2low): Delete, merge functionality into...
23720 (packv2hi): ... this pattern.
23722 2007-02-11 Jie Zhang <jie.zhang@analog.com>
23723 * config/bfin/bfin.opt (msim): New option.
23724 (mcpu=): New option.
23725 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
23726 (bfin_cpu_t): Typedef of enum bfin_cpu.
23727 (bfin_cpu_type): New declaration.
23728 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
23729 -msim and -mcpu= options.
23730 (LIB_SPEC): Likewise.
23731 * config/bfin/bfin.c (bfin_cpu_type): Define.
23732 (bfin_handle_option): Handle -mcpu= option.
23733 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
23734 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
23735 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
23737 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23739 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
23740 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
23741 (powerpc-wrs-vxworksae): Use ${tm_file}.
23742 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
23743 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
23744 * config/i386/vx-common.h: New file.
23746 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23748 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
23751 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
23753 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
23756 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
23760 * c-common.c (c_build_qualified_type): Set canonical type
23763 2007-04-12 Richard Guenther <rguenther@suse.de>
23765 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
23766 lower bound and element size if lower bound is not zero
23767 or either of the ARRAY_REF operands is set.
23769 2007-04-12 Richard Guenther <rguenther@suse.de>
23771 PR tree-optimization/24689
23772 PR tree-optimization/31307
23773 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
23775 * gimplify.c (canonicalize_addr_expr): To be consistent with
23776 gimplify_compound_lval only set operands two and three of
23777 ARRAY_REFs if they are not gimple_min_invariant. This makes
23778 it never at this place.
23779 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
23781 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23783 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
23784 null before emitting a .nsubspa directive.
23786 2007-04-11 Diego Novillo <dnovillo@redhat.com>
23788 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
23789 need_to_partition_p if there are no memory statements in the
23792 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23794 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
23795 (gcd_of_steps_may_divide_p): New function.
23796 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
23798 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
23800 * reload.c (find_reloads_toplev, find_reloads_address,
23801 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
23802 not a pointer equality test, to decide if we need to call
23803 push_reg_equiv_alt_mem.
23805 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
23807 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
23808 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
23810 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
23812 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23814 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
23815 vector to be positive.
23817 2007-04-11 Diego Novillo <dnovillo@redhat.com>
23821 * doc/invoke.texi: Document --params max-aliased-vops and
23823 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
23824 debug_memory_partitions): Move to tree-flow.h
23825 * params.h (AVG_ALIASED_VOPS): Define.
23826 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
23828 (mp_info_t): Likewise.
23829 (get_mem_sym_stats_for): New.
23830 (set_memory_partition): Move from tree-flow-inline.h.
23831 (mark_non_addressable): Only clear the set of symbols for the
23832 partition if it exists.
23833 (dump_memory_partitions): Move from tree-ssa-operands.c
23834 (debug_memory_partitions): Likewise.
23835 (need_to_partition_p): New.
23836 (dump_mem_ref_stats): New.
23837 (debug_mem_ref_stats): New.
23838 (dump_mem_sym_stats): New.
23839 (debug_mem_sym_stats): New.
23840 (update_mem_sym_stats_from_stmt): New.
23841 (compare_mp_info_entries): New.
23842 (mp_info_cmp): Call it.
23843 (sort_mp_info): Change argument to a list of mem_sym_stats_t
23845 (get_mpt_for): Move from tree-ssa-operands.c.
23846 (find_partition_for): New.
23847 (create_partition_for): Remove.
23848 (estimate_vop_reduction): New.
23849 (update_reference_counts): New.
23850 (build_mp_info): New.
23851 (compute_memory_partitions): Refactor.
23852 Document new heuristic.
23853 Call build_mp_info, update_reference_counts,
23854 find_partition_for and estimate_vop_reduction.
23855 (compute_may_aliases): Populate virtual operands before
23856 calling debugging dumps.
23857 (delete_mem_sym_stats): New.
23858 (delete_mem_ref_stats): New.
23859 (init_mem_ref_stats): New.
23860 (init_alias_info): Call it.
23861 (maybe_create_global_var): Remove alias_info argument.
23862 Get number of call sites and number of pure/const call sites
23863 from gimple_mem_ref_stats().
23864 (dump_alias_info): Call dump_memory_partitions first.
23865 (dump_points_to_info_for): Show how many times a pointer has
23867 * opts.c (decode_options): For -O2 set --param
23868 max-aliased-vops to 500.
23869 For -O3 set --param max-aliased-vops to 1000 and --param
23870 avg-aliased-vops to 3.
23871 * fortran/options.c (gfc_init_options): Remove assignment to
23873 * tree-flow-inline.h (gimple_mem_ref_stats): New.
23874 * tree-dfa.c (dump_variable): Dump memory reference
23876 Dump NO_ALIAS* settings.
23877 (referenced_var_lookup): Tidy.
23878 (mem_sym_stats): New.
23879 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
23880 and ORIG are different SSA names for a memory partition.
23881 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
23882 * tree-flow.h (struct mem_sym_stats_d): Define.
23883 (mem_sym_stats_t): Define.
23884 (struct mem_ref_stats_d): Define.
23885 (struct gimple_df): Add field mem_ref_stats.
23886 (enum noalias_state): Define.
23887 (struct var_ann_d): Add bitfield noalias_state.
23888 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
23889 debug_mem_ref_stats, debug_memory_partitions,
23890 debug_mem_sym_stats): Declare.
23891 * tree-ssa-structalias.c (update_alias_info): Update call
23892 sites, pure/const call sites and asm sites in structure
23893 returned by gimple_mem_ref_stats.
23894 Remove local variable IS_POTENTIAL_DEREF.
23895 Increase NUM_DEREFS if the memory expression is a potential
23897 Call update_mem_sym_stats_from_stmt.
23898 If the memory references memory, call
23899 update_mem_sym_stats_from_stmt for all the direct memory
23900 symbol references found.
23901 (intra_create_variable_infos): Set noalias_state field for
23902 pointer arguments according to the value of
23903 flag_argument_noalias.
23904 * tree-ssa-structalias.h (struct alias_info): Remove fields
23905 num_calls_found and num_pure_const_calls_found.
23906 (update_mem_sym_stats_from_stmt): Declare.
23907 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
23908 Set default value to 100.
23909 (PARAM_AVG_ALIASED_VOPS): Define.
23911 2007-04-11 Richard Guenther <rguenther@suse.de>
23913 PR middle-end/31530
23914 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
23915 a * -b + c as c - a * b if we honor sign dependent rounding.
23917 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
23919 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
23920 bfin_expand_strmov.
23921 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
23922 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
23924 (initialize_trampoline): Don't use old-style function definition.
23925 (bfin_secondary_reload): Mark IN_P argument as unused.
23927 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
23929 PR tree-optimization/31343
23930 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
23931 (build_polynomial_chrec): Return a scalar when the evolution is zero.
23932 * testsuite/gcc.dg/vect/pr31343.c: New.
23934 2007-04-10 Eric Christopher <echristo@apple.com>
23936 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
23937 * config/i386/i386.md (*cmpfp0): Use.
23938 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
23939 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
23940 (fix_trunc<mode>_i386_fisttp): Ditto.
23941 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
23942 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
23943 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
23944 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
23945 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
23946 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
23947 (unnamed_splitters): Ditto.
23948 * config/i386/i386.c (output_fix_trunc): Assert that
23949 we're not being passed a TFmode operand.
23951 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
23953 PR tree-optimization/31526
23954 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
23955 n_basic_blocks to find newly added blocks.
23957 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
23959 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
23961 (fix_trunc<mode>si_sse): Ditto.
23962 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
23963 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
23964 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
23965 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
23966 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
23967 expander using SSEMODEF mode macro.
23968 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
23969 expander using SSEMODEF mode macro.
23970 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
23971 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
23972 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
23973 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
23974 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
23975 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
23976 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
23977 Macroize insn using X87MODEF mode macro.
23979 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
23981 * config/i386/sse.md (sse2_pinsrw): Removed.
23982 (sse2_pextrw): Renamed to ...
23983 (*sse2_pextrw): This.
23985 2007-04-09 Jan Hubicka <jh@suse.cz>
23988 * config/i386/sse.md
23989 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
23990 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
23991 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
23992 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
23994 2007-04-09 Jan Hubicka <jh@suse.cz>
23996 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
23997 multiple fields of union.
23999 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
24001 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
24002 (create_preheaders): Check that loops are available.
24003 (fix_loop_structure): Clean up, improve comments.
24004 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
24005 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
24007 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
24008 * predict.c (tree_estimate_probability): Do not call
24009 calculate_dominance_info. Call create_preheaders.
24010 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
24011 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
24013 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
24014 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
24015 * tree-cfg.c (tree_split_edge): Make an assert more precise.
24016 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
24019 2007-04-08 Jan Hubicka <jh@suse.cz>
24021 * tree.h (maybe_fold_offset_to_component_ref): Declare.
24022 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
24023 * fold-const.c (fold_unary): Use it.
24025 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
24027 * varasm.c (assemble_variable): Remove call to
24028 lang_hooks.decls.prepare_assemble_variable.
24029 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
24030 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
24031 * langhooks.h (lang_hooks_for_decls): Remove
24032 prepare_assemble_variable.
24034 2007-04-08 Mike Stump <mrs@apple.com>
24036 * config/i386/i386.c: Use inc/dec on Core2.
24038 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
24040 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
24041 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
24042 lhd_tree_inlining_end_inlining): Remove.
24043 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
24044 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
24045 end_inlining hooks.
24046 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
24047 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
24048 lhd_tree_inlining_end_inlining): Remove prototypes.
24049 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
24050 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
24051 LANG_HOOKS_TREE_INLINING_START_INLINING,
24052 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
24054 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
24057 2007-04-08 Anatoly Sokolov <aesok@post.ru>
24060 * config/avr/predicates.md (io_address_operand): Delete predicate.
24061 (low_io_address_operand): Don't use 'mode' argument.
24062 (higth_io_address_operand): Rename ...
24063 (high_io_address_operand): ... to this. Don't use 'mode' argument.
24064 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
24067 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
24069 Revert change removing staticp.
24071 2007-04-07 Anatoly Sokolov <aesok@post.ru>
24074 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
24077 2007-04-07 Bruce Korb <bkorb@gnu.org>
24079 * c.opt: Add -Wformat-contains-nul.
24080 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
24082 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
24083 the NUL byte warning.
24085 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
24087 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
24089 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
24091 * tree.c (staticp): No longer use staticp langhook.
24092 * langhooks.c (lhd_staticp): Removed.
24093 * langhooks.h (struct lang_hooks): Remove staticp.
24094 * c-common.c (c_staticp): Remove.
24095 * c-common.h (c_staticp): Ditto.
24096 * langhooks-defs.h (lhd_staticp): Ditto.
24097 (LHD_HOOKS_STATICP): Ditto
24098 * tree.h (gcc_assert_lowered): New macro.
24100 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
24102 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
24103 argument "reliable".
24104 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
24105 Add argument "reliable". Propagate it through calls.
24106 (infer_loop_bounds_from_undefined): Derive number of iterations
24107 estimates from references in blocks that do not dominate loop latch.
24108 (gcov_type_to_double_int): New function.
24109 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
24110 and expected_loop_iterations_unbounded.
24111 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
24112 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
24113 * tree-data-ref.c (estimated_loop_iterations): Export.
24114 (get_references_in_stmt): Fix -- do not return addresses of local
24116 * cfgloop.h (expected_loop_iterations_unbounded,
24117 estimated_loop_iterations): Declare.
24119 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
24121 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
24123 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
24125 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
24126 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
24127 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
24128 Use output_387_reg_move().
24129 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
24130 expander using X87MODEF12 mode macro.
24131 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
24132 choosing register preferences. Use output_387_reg_move().
24133 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
24134 instead of "x". Use output_387_reg_move().
24135 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
24136 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
24137 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
24138 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
24139 Use output_387_reg_move().
24140 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
24142 (*truncxf?f_i387 splitter): Ditto.
24144 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
24146 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
24147 LANG_HOOKS_SAFE_FROM_P.
24148 * expr.c (safe_from_p): Remove langhook call.
24149 * langhooks.h (lang_hooks): Remove safe_from_p.
24150 (lhd_safe_from_p): Remove prototype.
24151 * langhooks.c (lhd_safe_from_p): Remove.
24153 2007-04-06 Jan Hubicka <jh@suse.cz>
24155 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
24158 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
24160 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
24161 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
24162 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
24163 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
24165 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
24166 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
24168 2007-04-05 Richard Henderson <rth@redhat.com>
24170 * config/alpha/alpha.c (print_operand) [+]: Remove.
24171 (alpha_end_function): Print nop if call at end of function.
24172 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
24173 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
24174 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
24175 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
24176 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
24177 the call pattern. Update peepholes to match.
24179 2007-04-05 Janis Johnson <janis187@us.ibm.com>
24181 * doc/extend.texi (Other Builtins): Add decimal float variants
24183 * builtins.def: Ditto.
24184 * builtins.c (expand_builtin): Ditto.
24186 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
24187 H.J. Lu <hongjiu.lu@intel.com>
24190 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
24191 of V8HImode when calling ix86_binary_operator_ok.
24192 (sse2_pmaddwd): Call ix86_binary_operator_ok.
24193 (sdot_prodv8hi): Operands 1 and 2 must be register.
24195 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
24197 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
24198 initialize align to silence bogus warning.
24200 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
24202 PR middle-end/22156
24203 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
24205 (struct sra_walk_fns): Remove use_all parameter from use.
24206 (sra_hash_tree): Handle BIT_FIELD_REFs.
24207 (sra_elt_hash): Don't hash bitfld blocks.
24208 (sra_elt_eq): Skip them in parent compares as well. Handle
24210 (sra_walk_expr): Don't maintain or pass down use_all_p.
24211 (scan_use): Remove use_all parameter.
24212 (scalarize_use): Likewise. Re-expand assignment to
24213 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
24214 output, and re-scalarize after output. Don't mark anything
24216 (scalarize_ldst): Adjust.
24217 (scalarize_walk_gimple_modify_statement): Likewise.
24218 (build_element_name_1): Handle BIT_FIELD_REFs.
24219 (instantiate_element): Don't warn for any element whose parent
24220 is used as a whole.
24221 (instantiate_missing_elements_1): Return the sra_elt.
24222 (canon_type_for_field): New.
24223 (try_instantiate_multiple_fields): New.
24224 (instantiate_missing_elemnts): Use them.
24225 (mark_no_warning): Removed.
24226 (generate_one_element_ref): Handle BIT_FIELD_REFs.
24227 (REPLDUP, sra_build_elt_assignment): New.
24228 (generate_copy_inout): Use them.
24229 (generate_element_copy): Likewise. Handle bitfld differences.
24230 (generate_element_zero): Don't recurse for blocks. Use
24231 sra_build_elt_assignment.
24232 (generate_one_element_int): Take elt instead of var. Use
24233 sra_build_elt_assignment.
24234 (generate_element_init_1): Adjust.
24235 (scalarize_use, scalarize_copy): Use REPLDUP.
24236 (scalarize_ldst): Move assert before dereference.
24237 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
24239 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
24241 * regmove.c: Fix unused variable warnings due to previous commit.
24243 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
24245 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
24246 (regmove_bb_head): Remove.
24247 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
24248 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
24249 problems with fixup_match_1.
24250 Don't initialize/free regmove_bb_head.
24252 (reg_is_remote_constant_p): If an insn is in the same basic block
24253 but not before INSN, consider it remote, too.
24255 2007-04-05 Anatoly Sokolov <aesok@post.ru>
24258 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
24259 DECL_ASSEMBLER_NAME, not the DECL_NAME.
24261 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
24263 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
24264 (CONDITIONAL_REGISTER_USAGE): Likewise.
24266 2007-04-04 Richard Henderson <rth@redhat.com>
24268 * config/alpha/lib1funcs.asm: Remove unused file.
24270 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
24273 * opts.c (print_specific_help): Fix --help=<language>
24275 (common_handle_option): Support --help=common.
24277 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
24280 * gcc.c (main): Do not run the linker if
24281 print_subprocess_help indicates that it shouldn't be
24284 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
24287 * doc/invoke.texi (--help=): Document <languages> value, fix
24288 formatting in tables of values.
24290 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
24292 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
24293 dllimport attribute of virtual methods.
24295 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
24297 * config/score/crti.asm: Change _bss_start to __bss_start.
24298 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
24299 (OUTGOING_REG_PARM_STACK_SPACE) update.
24300 * config/score/score.opt: add options to make backend support
24301 score5, score5u, score7 and score7d.
24302 * config/score/score.md: Likewise.
24303 * config/score/misc.md: Likewise.
24304 * config/score/mac.md: Likewise.
24305 * doc/invoke.texi: Likewise.
24306 * doc/md.texi: update constraints define.
24308 2007-04-03 Richard Henderson <rth@redhat.com>
24310 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
24311 an appropriate type, use the mode instead.
24313 2007-04-03 Richard Sandiford <richard@codesourcery.com>
24315 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
24316 Set the default --with-arch setting to mips2.
24317 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
24318 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
24319 (MULTILIB_OSDIRNAMES): Delete.
24320 (MULTILIB_DIRNAMES): Define.
24321 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
24322 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
24323 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
24324 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
24325 VXWORKS_OS_CPP_BUILTINS.
24326 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
24327 (MIPS_DEBUGGING_INFO): Undefine.
24328 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
24330 2007-04-03 Jakub Jelinek <jakub@redhat.com>
24332 PR middle-end/30704
24333 * fold-const.c (native_encode_real): Encode real.c provided longs
24334 as a series of 32-bit native integers.
24335 (native_interpret_real): Interpret buffer as a series of 32-bit
24338 2007-04-03 Richard Guenther <rguenther@suse.de>
24340 * genpreds.c (write_insn_constraint_len): Write function
24341 optimized for CONSTRAINT_LEN implementation.
24342 (write_tm_preds_h): Output insn_constraint_len inline and
24343 use it for CONSTRAINT_LEN.
24344 (write_insn_preds_c): Don't output insn_constraint_len.
24345 * doc/md.texi (define_register_constraint): Document multi-letter
24346 constraints shall have the same length if they start with the same
24349 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
24352 * config/i386/i386.md (isinf<mode>2): Expand only when
24353 TARGET_C99_FUNCTIONS is set.
24355 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
24357 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
24358 (x86_64-*-linux*): Ditto.
24359 * config/i386/i386.opt (mpc): New option.
24360 * config/i386/i386.c (overrride_options): Handle
24361 ix87_precision_string.
24362 * config/i386/crtprec.c: New file.
24363 * config/i386/t-crtpc: Ditto.
24364 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
24365 and -mpc80 options.
24366 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
24367 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
24368 crtprec32.o, crtprec64.o and crtprec80.o.
24370 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
24371 and -mpc80 options.
24372 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
24374 2007-04-02 Eric Christopher <echristo@apple.com>
24376 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
24377 limitations on darwin.
24379 2007-04-02 Anatoly Sokolov <aesok@post.ru>
24382 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
24384 2007-04-02 Dave Korn <dave.korn@artimi.com>
24386 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
24388 2007-04-02 Dave Korn <dave.korn@artimi.com>
24390 * libgcc2.h (exception_descriptor): Don't forward-declare.
24391 (__get_eh_table_language, __get_eh_table_version): Delete
24392 prototypes of long-dead functions.
24394 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
24396 * ebitmap.h: New file
24397 * ebitmap.c: New file
24398 * Makefile.in (ebitmap.o): New target.
24400 2007-04-01 Jan Hubicka <jh@suse.cz>
24402 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
24403 before very first instruction.
24405 2007-04-01 Jan Hubicka <jh@suse.cz>
24407 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
24408 waring on 64bit hosts.
24409 * bitmap.h: Fix typo in bitmap_head_def.
24411 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
24413 PR rtl-optimization/31391
24414 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
24415 into a DELETED_LABEL note, and the label is in an empty basic
24416 block, update BB_END as well as BB_HEAD.
24418 2007-04-01 Richard Henderson <rth@redhat.com>
24420 PR tree-optimization/31169
24421 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
24422 to varying if the range is outside [0, prec-1].
24424 2007-04-01 Richard Sandiford <richard@codesourcery.com>
24427 * config/mips/mips.md (load_const_gp): New insn.
24428 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
24429 the MIPS16 GP pseudo register if no_new_pseudos.
24430 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
24432 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
24435 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
24437 (call_value): Likewise.
24439 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
24440 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24443 * doc/invoke.texi: (optimization options): Reword description
24444 of -ffast-math. Document its primary purpose.
24446 2007-03-31 Richard Guenther <rguenther@suse.de>
24448 * omp-low.c (splay-tree.h): Include.
24449 (lookup_decl): Replace splay-tree usage by pointer-map.
24450 (maybe_lookup_decl): Likewise.
24451 (new_omp_context): Likewise.
24452 (delete_omp_context): Likewise.
24453 * gimplify.c (splay-tree.h): Include.
24454 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
24456 (remap_ssa_name): Likewise.
24457 (remap_decl): Likewise.
24458 (remap_type_1): Likewise.
24459 (remap_type): Likewise.
24460 (copy_body_r): Likewise.
24461 (expand_call_inline): Likewise.
24462 (clone_body): Likewise.
24463 (copy_tree_r): Likewise.
24464 (remap_save_expr): Likewise.
24465 (unsave_r): Likewise.
24466 (unsave_expr_now): Likewise.
24467 (tree_function_versioning): Likewise.
24468 (build_duplicate_type): Likewise.
24469 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
24470 (struct copy_body_data): Replace splay-tree by pointer-map.
24471 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
24472 not $(SPLAY_TREE_H).
24473 (gimplify.o): Depend on $(SPLAY_TREE_H).
24474 (omp-low.p): Likewise.
24476 2007-03-31 Anatoly Sokolov <aesok@post.ru>
24478 * config/avr/predicates.md (even_register_operand,
24479 odd_register_operand): New predicates.
24480 * config/avr/avr.md (movw peephole2): New.
24481 (movw_r peephole2): New.
24483 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
24485 * tree.h (get_signed_or_unsigned_type): New.
24486 * fold-const.c (operand_equal_for_comparison_p): Use
24487 get_signed_or_unsigned_type instead of
24488 lang_hooks.types.signed_or_unsigned_type.
24489 * expr.c (store_expr): Ditto.
24490 * langhooks.c (get_signed_or_unsigned_type): New.
24491 (lhd_signed_or_unsigned_type): New.
24492 * langhooks.h (lhd_signed_or_unsigned_type): New.
24493 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
24495 2007-03-30 Richard Henderson <rth@redhat.com>
24497 * tree-ssa-loop-ivopts.c: Include target.h.
24498 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
24499 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
24500 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
24501 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
24503 2007-03-30 Richard Henderson <rth@redhat.com>
24504 Kai Tietz <kai.tietz@onevision.com>
24506 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
24507 default for 64-bit.
24508 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
24509 (TARGET_64BIT_MS_ABI): New.
24510 (DBX_REGISTER_NUMBER): Handle 64-bit.
24511 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
24512 (LONG_TYPE_SIZE): Force to 32.
24513 (REG_PARM_STACK_SPACE): New.
24514 (OUTGOING_REG_PARM_STACK_SPACE): New.
24515 (REGPARM_MAX, SSE_REGPARM_MAX): New.
24516 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
24517 (STACK_BOUNDARY): Use 128 for 64-bit.
24518 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
24519 Add 64-bit implementation.
24520 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
24522 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
24523 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
24524 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
24525 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
24526 (ix86_handle_cconv_attribute): Don't warn when ignoring if
24527 TARGET_64BIT_MS_ABI.
24528 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
24529 (ix86_pass_by_reference): Likewise.
24530 (ix86_function_value_regno_p): Likewise.
24531 (ix86_build_builtin_va_list): Likewise.
24532 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
24533 (function_arg_advance_ms_64): New.
24534 (function_arg_advance): Call it.
24535 (function_arg_ms_64): New.
24536 (function_arg): Call it.
24537 (function_value_ms_64): New.
24538 (ix86_function_value_1): Call it.
24539 (return_in_memory_ms_64): New.
24540 (ix86_return_in_memory): Call it.
24541 (setup_incoming_varargs_ms_64): New.
24542 (ix86_setup_incoming_varargs): Call it.
24543 (ix86_expand_prologue): Handle 64-bit stack probing.
24544 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
24545 (output_pic_addr_const): Likewise.
24546 (x86_this_parameter): Likewise.
24547 (x86_output_mi_thunk): Likewise.
24548 (x86_function_profiler): Likewise.
24549 (TARGET_STRICT_ARGUMENT_NAMING): New.
24550 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
24551 (TARGET_64BIT_MS_ABI): New.
24552 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
24553 * config/i386/i386.md (allocate_stack_worker): Remove.
24554 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
24555 describe the clobber of eax without a match_scratch.
24556 (allocate_stack_worker_postreload): Remove.
24557 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
24558 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
24559 (allocate_stack_worker_rex64_postreload): Remove.
24560 (allocate_stack): Handle 64-bit.
24561 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
24562 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
24563 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
24564 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
24565 (STANDARD_STARTFILE_PREFIX_1): Likewise.
24566 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
24567 * config.build (x86_64-*-mingw*): New host.
24568 * config.host (x86_64-*-mingw*): New host.
24569 * config.gcc (x86_64-*-mingw*): New target.
24570 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
24572 2007-03-30 Richard Henderson <rth@redhat.com>
24573 Kai Tietz <kai.tietz@onevision.com>
24575 * c-pragma.c (struct def_pragma_macro_value): New.
24576 (struct def_pragma_macro): New.
24577 (pushed_macro_table): New.
24578 (dpm_hash, dpm_eq): New.
24579 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
24580 (init_pragma): Install them.
24581 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
24583 2007-03-30 Anatoly Sokolov <aesok@post.ru>
24585 * config/avr/avr.c (avr_override_options): Clear
24586 'flag_delete_null_pointer_checks'.
24588 2007-03-30 Paolo Carlini <pcarlini@suse.de>
24591 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
24592 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
24593 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
24594 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
24595 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
24596 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
24597 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
24599 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
24601 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
24603 * regmove.c: Move all of pass_stack_adjustments from here...
24604 * combine-stack-adj.c: ...to this new file.
24605 * Makefile.in: Add rules for combine-stack-adj.o.
24607 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
24609 PR tree-optimization/31383
24610 * tree-data-ref.c (affine_function_equal_p): Do not require the
24611 vectors to have the same length.
24613 2007-03-30 Jan Hubicka <jh@suse.cz>
24615 PR middle-end/30700
24616 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
24617 availablility; add more sanity checking; ask varpool only about
24620 2007-03-29 Richard Henderson <rth@redhat.com>
24622 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
24623 to decide, but __SIZEOF_LONG_LONG__.
24625 2007-03-29 Richard Henderson <rth@redhat.com>
24627 * emutls.c (struct __emutls_array): New.
24628 (emutls_destroy): Use it instead of casting element 0 from void*.
24629 (__emutls_get_address): Likewise.
24631 2007-03-29 Richard Henderson <rth@redhat.com>
24633 * varasm.c (initializer_constant_valid_p): Don't deny
24634 DECL_DLLIMPORT_P on functions.
24636 * config/i386/cygming.h: Remove function declarations.
24637 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
24638 (ASM_OUTPUT_LABELREF): Remove.
24639 (COMMON_ASM_OP): Remove.
24640 (ASM_OUTPUT_COMMON): Remove.
24641 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
24642 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
24643 (ASM_DECLARE_FUNCTION_NAME): Likewise.
24644 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
24645 Rename from TARGET_ENCODE_SECTION_INFO.
24646 * config/i386/netware.h: Likewise.
24647 * config/i386/i386-protos.h: Update.
24648 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
24649 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
24650 (legitimate_constant_p): Reject dllimports.
24651 (dllimport_map, get_dllimport_decl): New.
24652 (legitimize_dllimport_symbol): New.
24653 (legitimize_address, ix86_expand_move): Use it.
24654 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
24655 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
24656 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
24657 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
24658 * config/i386/predicates.md (constant_call_address_operand): Only
24659 accept symbols; reject dllimport_p symbols.
24660 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
24661 i386_pe_maybe_record_exported_symbol.
24662 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
24663 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
24664 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
24665 trust the setting of DECL_DLLIMPORT_P.
24666 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
24667 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
24668 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
24669 tidy the argument scanning loop.
24670 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
24671 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
24672 (i386_pe_strip_name_encoding): Remove.
24673 (i386_pe_binds_local_p): New.
24674 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
24675 (i386_pe_output_labelref): Remove.
24676 (i386_pe_asm_output_aligned_decl_common): New.
24677 (i386_pe_maybe_record_exported_symbol): Rename from
24678 i386_pe_record_exported_symbol; check for dllexported symbols.
24680 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
24682 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
24683 add comment explaining why vsnprintf cannot be used.
24685 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
24687 PR tree-optimization/30666
24688 * tree.c (build_complex_type): When creating type names for DWARF2
24689 debug info, create TYPE_DECLs for TYPE_NAME instead of
24691 (build_common_tree_nodes_2): Use build_complex_type when building
24692 predefined complex types, to preserve canonical types.
24694 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
24696 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
24697 (noce_get_alt_condition): Look at it to determine whether to
24698 reverse the condition or not.
24699 (noce_get_condition): Substitute the truth for lies.
24700 (noce_find_if_block): Set the then_else_reversed field.
24702 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
24704 * config/fr30/fr30.md (movdi): Do not accept immediates as the
24705 destination of this insn.
24706 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
24707 than calling gen_rtx_SET directly. Use r0 to hold the value of
24708 'address + 4' rather than a stack based temporary which can be
24709 mis-optimized away.
24711 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
24713 * config/s390/s390.c (s390_secondary_input_reload_class,
24714 s390_secondary_output_reload_class): Functions removed.
24715 (s390_secondary_reload): New function.
24716 (TARGET_SECONDARY_RELOAD): Target macro defined.
24717 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
24718 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
24719 * config/s390/s390.md ("reload_outti", "reload_outdi",
24720 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
24721 "reload_out<mode>"): Expanders removed.
24722 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
24723 "reload<mode>_nonoffmem_out"): Expanders added.
24725 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
24727 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
24728 action if SRC->DEST replacement failed anyway.
24730 2007-03-28 Mike Stump <mrs@apple.com>
24732 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
24733 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
24734 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
24736 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24738 * config.gcc: Accept barcelona as a variant of amdfam10.
24739 * config/i386/i386.c (override_options): Likewise.
24740 * doc/invoke.texi: Likewise.
24742 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
24744 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
24745 offsets for BIT_FIELD_REF and COMPONENT_REF.
24747 2007-03-28 Richard Guenther <rguenther@suse.de>
24749 * tree.c (is_global_var): Move ...
24750 * tree-flow-inline.h (is_global_var): ... here.
24751 * tree.h (is_global_var): Remove declaration.
24753 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
24755 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
24757 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
24758 * config/i386/i386.c (ix86_tune_features): Initialize new
24760 * config/i386/predicates.md (promotable_binary_operator): Use
24761 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
24763 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
24766 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
24768 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
24770 * config/fr30/fr30.md (movsi_internal): Change destination
24771 constraint from m to V and add m to the end.
24773 2007-03-28 Christian Bruel <christian.bruel@st.com>
24775 * config/sh/sh.md (movsi_i): Fix type attribute.
24777 2007-03-28 Christian Bruel <christian.bruel@st.com>
24779 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
24780 (movsf_ie): Likewise.
24782 2007-03-28 Christian Bruel <christian.bruel@st.com>
24784 * config.gcc: Add sh4-300 to multilib.
24785 * config/sh/t-mlib-sh4-300: New file.
24787 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
24789 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
24790 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
24791 fix_trunc<mode>di2.
24792 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
24793 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
24794 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
24795 "fixuns_trunctddi2"): Whitespace fix.
24797 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
24799 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
24800 the definition of struct sh_args.
24801 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
24802 CALL_COOKIE_INT_REG_GET): Likewise.
24804 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
24806 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
24807 transformations are applied successfully.
24809 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
24811 * tree.c (tree_contains_struct): Permit 512 tree codes.
24812 * tree.h (tree_contains_struct): Ditto.
24813 (MAX_TREE_CODES): Ditto.
24814 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
24815 SPARE member to store remaining padding bits.
24817 2007-03-27 Anatoly Sokolov <aesok@post.ru>
24819 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
24822 2007-03-27 Janis Johnson <janis187@us.ibm.com>
24824 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
24825 * configure: Regenerate.
24827 * configure: Regenerate using the correct version of autoconf.
24829 2007-03-27 Anatoly Sokolov <aesok@post.ru>
24831 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
24833 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
24834 regs to "__SP_L__" and "__SP_H__".
24836 2007-03-27 Richard Guenther <rguenther@suse.de>
24838 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
24839 computations with it with a HOST_WIDE_INT variable.
24841 2007-03-26 Mike Stump <mrs@apple.com>
24843 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
24844 objective-c-header, objective-c++-header and objc++-cpp-output
24846 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
24848 2007-03-26 Richard Henderson <rth@redhat.com>
24851 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
24852 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
24853 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
24854 IX86_BUILTIN_PSRLQ128): New.
24855 (ix86_init_mmx_sse_builtins): Add them.
24856 (ix86_expand_builtin): Expand them.
24857 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
24858 operand 2 be TImode.
24859 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
24860 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
24861 _mm_srli_epi64): Mark __B const.
24862 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
24863 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
24864 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
24865 new two-vector shift builtins.
24867 2007-03-26 Ian Lance Taylor <iant@google.com>
24869 PR tree-optimization/31345
24870 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
24871 [+INF, +INF(OVF)] into VARYING.
24873 2007-03-26 Zack Weinberg <zackw@panix.com>
24875 * gengtype-parse.c: New file.
24876 * gengtype-yacc.y: Delete.
24877 * gengtype-lex.l: Don't include gengtype-yacc.h.
24878 Define YY_DECL and yyterminate appropriately for recursive
24879 descent parser. yylval is now a string out-parameter to yylex.
24880 (HWS, EOID): New shorthand.
24881 (IWORD): Add a couple more types.
24882 (yylex): Add a setup stanza. Remove the complex rules for
24883 detecting GTY'ed types and typedefs; replace with simple
24884 keyword detectors. Adjust everything for the changed
24885 definition of yylval. Ignore all pp-directives, not just #define.
24887 (parse_file): Rename yybegin; do not call yyparse.
24889 * gengtype.c (xasprintf): Export again.
24890 (this_file): New. Use everywhere __FILE__ was being used.
24891 (get_lang_bitmap): Special case types defined in gengtype.c.
24892 (do_typedef, new_structure): Suppress definition of certain types.
24893 (new_structure): Improve diagnostics of duplicate definitions.
24894 Make sure location_s is associated with input.h.
24895 (nreverse_pairs, define_location_structures): New functions.
24896 (main): Improve tagging of kludge types. Remove old kludges
24897 for input.h types; use define_location_structures.
24898 * gengtype.h: Update prototypes. Define token codes here.
24899 * Makefile.in: Remove all references to gengtype-yacc.
24900 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
24902 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
24903 add GTY((skip)) to the field that's only conditionally there.
24904 * doc/install.texi: Document that Bison is no longer required
24905 unless building treelang.
24907 * gengtype.c: Don't include gtyp-gen.h.
24908 (srcdir): Declare here.
24909 (base_files, lang_dir_names): Allocate dynamically.
24910 (gt_files, num_gt_files, num_lang_dirs): New globals.
24911 (measure_input_list, read_input_line, read_input_list)
24912 (set_lang_bitmap): New functions.
24913 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
24914 simplify, relying on read_input_list to set up the bitmaps.
24915 (main): Arguments are no longer unused. Check for correct number
24916 of command line arguments, set srcdir and srcdir_len, then call
24917 read_input_list, before doing anything else. No need to worry
24918 about duplicates in main loop.
24919 * configure.ac: Simplify the calculation of all_gtfiles.
24920 Put language tags in there. Don't set or substitute
24921 all_gtfiles_files_langs or all_gtfiles_files_frags.
24922 * Makefile.in: Revamp the way gengtype is invoked, now that it
24923 takes a file on its command line with a much simpler format.
24924 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
24925 (GTFILES): Remove duplicates and C source files.
24926 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
24927 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
24928 * configure: Regenerate.
24930 * gengtype.h: Remove all type definitions to gengtype.c; leave
24931 only definitions of options_p, type_p, and pair_p as opaque
24932 pointers. Update prototypes.
24933 * gengtype.c: Many type definitions moved here from gengtype.h.
24934 Consolidate type definitions at the top of the file.
24935 (xvasprintf): Delete.
24936 (xasprintf): Make static.
24937 (create_nested_pointer_option): Add 'next' parameter.
24938 (create_field_all, create_field_at): New functions.
24939 (create_field): Now a thin wrapper around create_field_all.
24940 (create_optional_field): Rename create_optional_field_ and add
24941 line argument. Original name is now a macro which supplies
24943 (oprintf): Use vsnprintf directly.
24944 (close_output_files): Use fatal rather than perror/exit.
24945 (note_def_vec, note_def_vec_alloc): Use create_field_at.
24946 (main): Set progname. Don't use exit.
24947 * gengtype-yacc.y (struct_fields): Use create_field_at.
24948 (option, optionseqopt): Delete.
24949 (optionseq): Consolidate productions from option here so we
24950 can use the first argument to create_option.
24952 * gengtype-lex.l: Distinguish unions from structures in the
24953 token type. Don't call find_structure; return the tag as a string.
24954 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
24955 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
24956 string. Reorganize typedef_struct production accordingly.
24957 Use create_nested_ptr_option.
24958 * gengtype.c (create_nested_ptr_option): New function.
24959 * gengtype.h: Declare it.
24961 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
24962 (string_type): Don't declare.
24963 (do_scalar_typedef): Declare.
24964 (create_scalar_type): Update prototype.
24965 * gengtype.c (string_type): Make static.
24966 (scalar_nonchar, scalar_char): New.
24967 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
24968 (resolve_typedef): Use scalar_nonchar for error recovery.
24969 (create_scalar_type): Remove name_len field. Return scalar_char
24970 or scalar_nonchar as appropriate.
24971 (adjust_field_type): Look at scalar_is_char boolean to decide whether
24972 to use string_type.
24973 (throughout): Use scalar_nonchar instead of calling
24974 create_scalar_type, whenever possible.
24975 (main): Initialize scalar_char and scalar_nonchar before calling
24977 * gengtype-lex.l: Adjust for removal of second argument to
24978 create_scalar_type. Use yylval.s instead of yylval.t when
24980 * gengtype-yacc.y: Type of SCALAR is string. Call
24981 create_scalar_type from type:SCALAR rule. Adjust for removal of
24982 second argument to create_scalar_type.
24984 * vec.h: Remove all #if IN_GENGTYPE blocks.
24985 Add comment saying that changes may require adjustments to gengtype.
24986 * gengtype.c: Don't include coretypes.h or tm.h.
24987 Add comment to inclusion of errors.h.
24988 (note_def_vec, note_def_vec_alloc): New functions.
24989 * gengtype.h: Declare new functions.
24990 * gengtype-lex.l: Don't include coretypes.h.
24991 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
24993 (update_lineno): Remove unnecessary prototype.
24994 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
24995 (VEC rule): Just return VEC_TOKEN.
24996 * gengtype-yacc.y (VEC_TOKEN): New token type.
24997 (type): Add a production for VEC(a,b).
24998 * Makefile.in: Update dependencies.
25000 * gengtype-lex.l: Remove rules for parsing pointer-to-function
25001 typedefs that use the old PARAMS macro.
25003 * gengtype-lex.l: Remove all rules and states relating to yacc
25005 * gengtype-yacc.y: Similarly.
25006 * gengtype.c (note_yacc_type): Delete function.
25007 * gengtype.h: Update prototypes.
25009 2007-03-26 Joseph Myers <joseph@codesourcery.com>
25011 * tree-pretty-print.c (dump_generic_node): Report precision of
25012 unnamed integer types.
25014 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
25016 * ifcvt.c (noce_try_store_flag_constants): Don't check
25017 no_new_pseudos here.
25018 (noce_try_store_flag_constants): Don't check no_new_pseudos.
25019 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
25020 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
25021 noce_try_sign_mask): Likewise.
25022 (if_convert): Check no_new_pseudos here.
25024 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
25026 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
25027 (noce_get_condition): Handle new then_else_reversed argument.
25028 (noce_init_if_info): Remove, fold into noce_find_if_block.
25029 (noce_process_if_block): Take a struct noce_if_info as the
25030 argument. Don't set up one based on ce_if_info. Update pointer
25031 references accordingly.
25032 (cond_move_process_if_block): Likewise.
25033 (process_if_block): Removed.
25034 (find_if_block): Removed. Move functionality two new functions,
25035 noce_find_if_block and cond_exec_find_if_block.
25036 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
25037 blocks and the symmetric IF-ELSE-JOIN case.
25038 (cond_exec_find_if_block): Also new function mostly based on old
25039 find_if_block and process_if_block.
25040 (find_if_header): Replace find_if_block call with separately
25041 guarded calls to noce_find_if_block and cond_exec_find_if_block.
25042 (find_cond_trap): Update noce_get_condition call.
25043 (dead_or_predicable): Likewise.
25045 2007-03-26 Jakub Jelinek <jakub@redhat.com>
25047 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
25049 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
25050 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
25051 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
25052 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
25053 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
25054 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
25055 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
25056 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
25057 __builtin_ia32_psrad128 builtins.
25059 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
25061 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
25062 * config/i386/constraints.md
25063 (define_constraint "I"): Use IN_RANGE macro.
25064 (define_constraint "J"): Ditto.
25065 (define_constraint "K"): Ditto.
25066 (define_constraint "M"): Ditto.
25067 (define_constraint "N"): Ditto.
25068 (define_constraint "O"): Ditto.
25069 * config/i386/predicates.md
25070 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
25071 (define_predicate "const_0_to_3_operand"): Ditto.
25072 (define_predicate "const_0_to_7_operand"): Ditto.
25073 (define_predicate "const_0_to_15_operand"): Ditto.
25074 (define_predicate "const_0_to_63_operand"): Ditto.
25075 (define_predicate "const_0_to_255_operand"): Ditto.
25076 (define_predicate "const_1_to_31_operand"): Ditto.
25077 (define_predicate "const_2_to_3_operand"): Ditto.
25078 (define_predicate "const_4_to_7_operand"): Ditto.
25080 2007-03-25 David Edelsohn <edelsohn@gnu.org>
25082 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
25083 in SImode for save_world.
25084 * config/rs6000/altivec.md (save_world, restore_world): Convert to
25087 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
25089 PR tree-optimization/30784
25090 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
25093 2007-03-25 Revital Eres <eres@il.ibm.com>
25095 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
25096 Fold movement_possibility function into it.
25098 2007-03-25 David Edelsohn <edelsohn@gnu.org>
25100 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
25101 (load_macho_picbase_{si,di}): Convert to LR hard reg.
25102 (call_indirect_nonlocal_darwin64): Same.
25103 (call_nonlocal_darwin64): Same.
25104 (call_value_indirect_nonlocal_darwin64): Same.
25105 (call_value_nonlocal_darwin64): Same.
25106 (sibcall_nonlocal_darwin64): Same.
25107 (sibcall_value_nonlocal_darwin64): Same.
25108 (sibcall_symbolic_64): Same.
25109 (sibcall_value_symbolic_64): Same.
25110 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
25112 (rs6000_emit_load_toc_table): Same.
25113 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
25114 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
25116 (divss_call): Same.
25117 (divus_call): Same.
25118 (quoss_call): Same.
25119 (quous_call): Same.
25120 (load_toc_v4_pic_si): Same
25121 (load_toc_v4_PIC_1): Same.
25122 (load_toc_v4_PIC_1b): Same.
25123 (call_indirect_aix{32,64}): Same.
25124 (call_value_indirect_aix{32,64}): Same.
25126 (call_value): Same.
25127 (call_local{32,64}): Same.
25128 (call_value_local{32,64}): Same.
25129 (call_indirect_nonlocal_aix{32,64}): Same.
25130 (call_nonlocal_aix{32,64}): Same.
25131 (call_value_indirect_nonlocal_aix{32,64}): Same.
25132 (call_value_nonlocal_aix{32,64}): Same.
25133 (call_indirect_nonlocal_sysv<mode>): Same.
25134 (call_nonlocal_sysv<mode>): Same.
25135 (call_value_indirect_nonlocal_sysv<mode>): Same.
25136 (call_value_nonlocal_sysv<mode>): Same.
25138 (sibcall_local{32,64}): Same.
25139 (sibcall_value_local{32,64}): Same.
25140 (sibcall_nonlocal_aix{32,64}): Same.
25141 (sibcall_value_nonlocal_aix{32,64}): Same.
25142 (sibcall_nonlocal_sysv<mode>): Same.
25143 (sibcall_value): Same.
25144 (sibcall_value_nonlocal_sysv<mode>): Same.
25146 2007-03-24 Paul Brook <paul@codesourcery.com>
25148 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
25149 * config/arm/linux-eabi.h: Remove legacy syscall hack.
25151 2007-03-24 Richard Henderson <rth@redhat.com>
25153 * config/ia64/constraints.md: New file.
25154 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
25155 satisfies_constraint_?.
25156 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
25157 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
25158 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
25159 ia64_output_mi_thunk): Likewise.
25160 (ia64_const_ok_for_letter_p): Remove.
25161 (ia64_const_double_ok_for_letter_p): Remove.
25162 (ia64_extra_constraint): Remove.
25163 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
25164 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
25165 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
25166 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
25167 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
25168 EXTRA_MEMORY_CONSTRAINT): Remove.
25169 * config/ia64/ia64.md: Include constriants.md. Replace
25170 CONST_OK_FOR_? with satisfies_constraint_?.
25172 2007-03-23 Michael Meissner <michael.meissner@amd.com>
25173 H.J. Lu <hongjiu.lu@intel.com>
25175 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
25177 (name macros): Use DPD_BID_NAME to convert names properly.
25179 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
25180 decimal floating point format.
25181 (init_floating_libfuncs): Change decimal functions so that they
25182 have a "bid_" prefix if the decimal system uses the BID format,
25183 and "dpd_" prefix if the decimal system uses the DPD format.
25184 (init_interclass_conv_libfuncs): Ditto.
25185 (init_intraclass_conv_libfuncs): Ditto.
25187 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
25188 using the BID format.
25190 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
25191 whether we are using the BID decimal format.
25192 * configure: Regenerate.
25194 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
25195 the compiler has decimal floating point enabled. Define
25196 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
25199 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
25200 using the BID format.
25202 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
25203 whether we are using the BID decimal format.
25204 * configure: Regenerate.
25206 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
25207 the compiler has decimal floating point enabled. Define
25208 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
25211 * doc/install.texi (--enable-decimal-float): Document BID and DPD
25212 options, and that it is enabled for i386/x86_64 systems.
25214 * Makefile.in (enable_decimal_float): New.
25216 (DECNUMINC): Add -I$(DECNUMFMT).
25217 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
25218 to $(DECNUMFMT) from $(DECNUM).
25220 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
25221 Substitute enable_decimal_float.
25222 * configure: Regenerated.
25225 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
25228 * configure.ac: Enable decimal float for x86_64-*-linux*.
25229 * configure: Regenerated.
25232 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
25233 decimal128ClearSign to flip and clear the sign bit in decimal128.
25234 (decimal_real_maxval): Set decimal128SetSign to set the sign
25237 2007-03-23 Ian Lance Taylor <iant@google.com>
25239 * fold-const.c (fold_binary): Correct warning for X - c >= X.
25241 2007-03-23 Ian Lance Taylor <iant@google.com>
25243 * tree-dump.c (dump_files): Correct comment.
25245 2007-03-23 Ian Lance Taylor <iant@google.com>
25247 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
25249 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
25251 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
25252 in cfglayout mode. Don't go into and out of cfglayout mode.
25253 Link the blocks in the order of the constructed traces.
25254 (rest_of_handle_tracer): Adjust call to tracer.
25255 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
25256 Don't go into cfglayout mode.
25257 (rtl_loop_done): Don't go out of cfglayout mode.
25258 * cfglayout.c (relink_block_chain): New function, split out from...
25259 (fixup_reorder_chain): ...here. Remove redundant checking.
25260 (cfg_layout_finalize): Don't clear the header, footer, and aux
25261 fields here, move the code to do so to relink_block_chain. Likewise
25262 for free_original_copy_tables.
25263 * rtl.h (tracer): Update prototype.
25264 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
25265 Assert we are in cfglayout mode. Don't go into and out of cfglayout
25266 mode. Use relink_block_chain to serialize the CFG according to the
25267 new basic block order. Move targetm.cannot_modify_jumps_p check from
25269 (gate_handle_reorder_blocks): ...to here.
25270 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
25272 (gate_duplicate_computed_gotos): ...to here.
25273 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
25274 something always changes when going into and out of cfglayout mode.
25275 Perform an expensive cfg cleanup while going into cfglayout mode.
25276 Always update liveness information on HAVE_conditional_execution
25277 targets. Reserialize the basic blocks and go out of cfglayout mode.
25278 * reg-stack.c: Include cfglayout.h.
25279 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
25280 the call to reorder_basic_blocks.
25281 * basic-block.h (reorder_basic_blocks): Update prototype.
25282 (relink_block_chain): New prototype.
25283 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
25285 2007-03-23 Joseph Myers <joseph@codesourcery.com>
25287 * config/mips/mips.md (type, hazard, *movdi_32bit,
25288 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
25289 *movhi_internal, *movqi_internal, *movsf_hardfloat,
25290 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
25291 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
25292 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
25294 (movcc): Change first xfer to multi.
25295 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
25296 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
25297 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
25298 config/mips/generic.md: Change reservations using "xfer" to use
25300 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
25301 using match_operand.
25302 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
25303 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
25305 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
25307 2007-03-22 Richard Henderson <rth@redhat.com>
25309 * config/i386/i386.c: Remove unnecessary function declarations.
25310 Move targetm definition, and all related macros, to the end of
25311 the file. Resort some functions to put definitions before uses.
25312 (ix86_attribute_table): Make static. Move to end of file.
25313 (ix86_gimplify_va_arg): Make static.
25315 2007-03-22 Richard Henderson <rth@redhat.com>
25317 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
25318 don't increase local_regparm with force_align_arg_pointer check.
25319 (ix86_function_sseregparm): Assert 32-bit.
25320 (type_has_variadic_args_p): New.
25321 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
25322 type_has_variadic_args_p.
25323 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
25324 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
25325 use memset instead. Do maybe_vaarg check first; skip attribute
25326 tests if true; skip attribute tests for 64-bit.
25327 (construct_container): Remove TARGET_DEBUG_ARG.
25328 (function_arg_advance_32, function_arg_advance_64): Split out ...
25329 (function_arg_advance): ... from here.
25330 (function_arg_32, function_arg_64): Split out ...
25331 (function_arg): ... from here.
25332 (ix86_pass_by_reference): Tidy.
25333 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
25334 (function_value_32): New, from parts of ix86_function_value
25335 and ix86_value_regno.
25336 (function_value_64): New, from parts of ix86_function_value
25337 and ix86_libcall_value.
25338 (ix86_function_value_1): New.
25339 (ix86_function_value, ix86_libcall_value): Use it.
25340 (return_in_memory_32, return_in_memory_64): Split out ...
25341 (ix86_return_in_memory): ... from here.
25342 (ix86_struct_value_rtx): Skip for 64-bit.
25343 (ix86_libcall_value, ix86_value_regno): Remove.
25344 (setup_incoming_varargs_64): Split out ...
25345 (ix86_setup_incoming_varargs): ... from here.
25346 (ix86_va_start): Remove TARGET_DEBUG_ARG.
25347 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
25348 * config/i386/i386-protos.h (ix86_function_value): Remove.
25349 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
25351 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25354 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
25355 infinities not supported, otherwise emit warning if -Woverflow. On
25356 underflow, emit warning if -Woverflow.
25357 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
25359 * real.h (real_from_string): Update declaration
25361 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
25362 Richard Henderson <rth@redhat.com>
25364 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
25365 * calls.c (compute_argument_block_size, expand_call,
25366 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
25367 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
25368 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
25369 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
25370 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
25371 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
25372 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
25373 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
25376 2007-03-22 Joseph Myers <joseph@codesourcery.com>
25378 * c-incpath.c (add_sysroot_to_chain): New.
25379 (merge_include_chains): Add sysroot argument. Call
25380 add_sysroot_to_chain if sysrooted.
25381 (register_include_chains): Update call to merge_include_chains.
25382 * doc/cppopts.texi: Document use of '=' in include directory
25385 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
25387 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
25388 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
25389 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
25390 insn pattern using X87MODEF12 mode macro.
25392 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
25394 * regmove.c (regmove_optimize): Use reg_mentioned_p
25395 instead of reg_overlap_mentioned_p for DST.
25397 2007-03-21 Mike Stump <mrs@apple.com>
25399 * c.opt: Fixup for Objective-C/C++.
25401 2007-03-21 Steve Ellcey <sje@cup.hp.com>
25403 * explow.c (convert_memory_address): Fold memory reference when
25404 POINTERS_EXTEND_UNSIGNED < 0
25406 2007-03-21 Richard Henderson <rth@redhat.com>
25409 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
25410 * config/i386/mmintrin.h (__m64): Likewise.
25411 * config/i386/xmmintrin.h (__m128): Likewise.
25413 2007-03-21 Richard Sandiford <richard@codesourcery.com>
25415 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
25416 (VXWORKS_OS_CPP_BUILTINS): Define.
25417 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
25418 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
25420 2007-03-21 Richard Sandiford <richard@codesourcery.com>
25422 * rtl.h (constant_pool_reference_p): Delete.
25423 (find_constant_src): Declare.
25424 * rtlanal.c (find_constant_src): New function.
25425 * simplify-rtx.c (constant_pool_reference_p): Delete.
25426 * config/i386/i386.md: Use find_constant_src instead of
25427 constant_pool_reference_p/avoid_constant_pool_reference pairs.
25429 2007-03-21 Richard Sandiford <richard@codesourcery.com>
25431 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
25432 * c-cppbuiltin.c (c_cpp_builtins): Define them.
25434 2007-03-20 Mark Mitchell <mark@codesourcery.com>
25436 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
25437 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
25438 (arm_elf_asm_constructor): Use it.
25439 (arm_elf_asm_destructor): New function.
25441 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
25443 * jump.c (mark_jump_label): Treat SEQUENCE specially.
25445 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
25447 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
25449 2007-03-19 Andrew Haley <aph@redhat.com>
25451 PR tree-optimization/31264
25452 * tree-vrp.c (register_edge_assert_for_1): Don't look though
25453 VIEW_CONVERT_EXPRs.
25455 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
25457 PR rtl-optimization/30907
25458 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
25459 (fwprop_init): Always call loop_optimizer_initialize.
25460 (fwprop_done): Always call loop_optimizer_finalize.
25461 (fwprop): We always have loop info now.
25462 (gate_fwprop_addr): Remove.
25463 (pass_fwprop_addr): Use gate_fwprop as gate.
25465 PR rtl-optimization/30841
25466 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
25467 df_chain_alloc): Call df_reorganize_refs unconditionally.
25468 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
25469 refs_organized to refs_organized_size.
25470 (df_ref_create_structure): Use refs_organized_size instead of
25471 bitmap_size if refs had been organized, and keep refs_organized_size
25473 * df.h (struct df_ref_info): Change refs_organized to
25474 refs_organized_size.
25475 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
25478 2007-03-19 Mark Mitchell <mark@codesourcery.com>
25480 * except.c (output_function_exception_table): Do not reference the
25481 EH personality routine for functions that do not require an
25484 2007-03-20 Jakub Jelinek <jakub@redhat.com>
25487 * c-typeck.c (convert_for_assignment): Call comptypes for
25488 RECORD_TYPE or UNION_TYPE.
25490 PR inline-asm/30505
25491 * reload1.c (reload): Do invalid ASM checking after
25492 cleanup_subreg_operands.
25494 2007-03-19 Jeff Law <law@redhat.com>
25496 * tree-cfg.c (find_taken_edge): Tighten conditions for
25497 optimizing computed gotos.
25499 2007-03-19 Michael Matz <matz@suse.de>
25501 * builtins.c (expand_builtin_sync_operation,
25502 expand_builtin_compare_and_swap,
25503 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
25506 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
25507 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
25510 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25512 * doc/tm.texi: Add brackets around the return type of
25513 TARGET_SECONDARY_RELOAD.
25515 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
25516 Richard Guenther <rguenther@suse.de>
25518 PR tree-optimization/31254
25519 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
25520 Use handled_component_p () where appropriate. Continue
25521 propagating into the rhs if we propagated into an INDIRECT_REF
25524 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25526 * config/s390/s390.md (op_type attribute): RRR instruction type added.
25527 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
25528 (xde, xdee): Mode attributes adjusted to support DFP modes.
25529 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
25530 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
25531 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
25532 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
25533 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
25534 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
25535 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
25537 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
25538 "movsf"): Insn definitions removed.
25539 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
25540 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
25541 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
25543 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
25544 "reload_in<mode>", "reload_out<mode>"): Expander added.
25545 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
25548 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25550 * config/s390/s390.md: Only non-functional changes. Renamed
25551 FPR mode macro to BFP all over the file.
25553 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25555 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
25556 (op_type attribute): RRF instruction type added.
25557 (fT0): New mode attribute.
25558 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
25559 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
25560 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
25561 instruction no secondary memory is needed when moving DFmode values
25562 between GPRs and FPRs.
25564 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25566 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
25567 inverted and documentation adjusted.
25568 ("mhard-dfp", "msoft-dfp"): New options.
25569 * config/s390/s390.c (s390_handle_arch_option): New architecture
25571 (override_options): Sanity checks for the new options added.
25572 * config.gcc: New architecture switch: z9-ec.
25573 * config/s390/s390.h (processor_flags): PF_DFP added.
25574 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
25575 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
25576 when the bit is NOT set so remove it from the defaults.
25578 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25580 * genemit.c (main): Print include statement for dfp.h.
25581 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
25584 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
25586 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
25588 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
25591 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
25592 instead of PATTERN.
25594 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25596 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
25597 attr_length_call, output_call, output_indirect_call): Cleanup
25598 formatting of targetm calls.
25600 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
25602 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
25604 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25606 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
25607 reservation, bypass and anti-bypass descriptions for these
25608 instructions. Update move patterns.
25609 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
25612 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
25614 * tree-vect-transform.c (get_initial_def_for_induction): Replace
25615 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
25616 (get_initial_def_for_reduction): Likewise.
25618 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
25620 Fix PR tree-optimization/29922
25621 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
25622 (get_representative): Removed.
25623 (value_dies_in_block_x): Update for rvuse removal.
25624 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
25625 (compute_antic_aux): Handle when PHI nodes appear in
25626 non-single-successors.
25627 (dump_bitmap_of_names): Removed.
25628 (compute_antic_safe): Renamed and removed rvuse calculation.
25629 Calculate only antic safe.
25630 (insert_into_preds_of_block): Remove assert.
25631 (execute_pre): Update for renamed functions.
25632 (defer_or_phi_translate_block): New function.
25634 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
25636 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
25637 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
25639 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
25640 Follow spelling conventions.
25642 * tree-data-ref.h: Remove the prototype for analyze_array.
25644 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
25646 PR tree-optimization/31041
25647 * tree-vect-transform.c (get_initial_def_for_induction): Call
25648 force_gimple_operand.
25650 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
25652 * ipa-type-escape.c (look_for_casts) : Revert code to use
25653 handled_component_p due to ada test a-numaux.adb.
25655 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
25657 * final.c (final_scan_insn): Alter the condition of a
25658 conditional trap if we have nonstandard CC.
25660 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25662 * configure.ac: Remove excess quoting from asm line 0 test.
25663 * configure: Rebuilt.
25665 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25667 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
25668 * c-common.c (convert_and_check): Move warning logic to...
25669 (warnings_for_convert_and_check): ...here. Define.
25670 * c-common.h (warnings_for_convert_and_check): Declare.
25672 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25674 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
25675 (output_call): Likewise.
25677 2007-03-16 Richard Sandiford <richard@codesourcery.com>
25679 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
25681 2007-03-16 Richard Sandiford <richard@codesourcery.com>
25683 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
25685 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
25687 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
25688 opteron, athlon-64 and athlon-fx processor_alias_table entries.
25690 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
25692 PR tree-optimization/31183
25693 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
25694 Use double_int instead of unsigned int for representing access_strides.
25695 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
25697 2007-03-16 Richard Guenther <rguenther@suse.de>
25699 PR tree-optimization/31146
25700 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
25701 to allow recursion of forward_propagate_addr_expr.
25702 (forward_propagate_addr_into_variable_array_index): Likewise.
25703 (forward_propagate_addr_expr): Likewise.
25704 (tree_ssa_forward_propagate_single_use_vars): Likewise.
25705 (forward_propagate_addr_expr_1): Recurse on simple copies
25706 instead of propagating into them. Do so for useless conversions
25708 (forward_propagate_addr_expr): Clean up unused statements after
25711 2007-03-16 Richard Guenther <rguenther@suse.de>
25713 * builtins.c (expand_builtin_cexpi): Use the right argument
25714 for the expansion via cexp.
25716 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25718 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
25719 * configure: Rebuilt.
25721 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25724 * dwarf2out.c (force_type_die): Adjust comment.
25725 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
25727 2007-03-15 DJ Delorie <dj@redhat.com>
25729 * config/frv/predicates.md (minmax_operator): Don't check operands
25732 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
25734 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
25735 Update constant estimates of number of iterations.
25736 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
25737 argument renamed to "realistic".
25738 (compute_estimated_nb_iterations): Removed.
25739 (record_niter_bound): New function.
25740 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
25741 call record_nonwrapping_iv with upper = false.
25742 (infer_loop_bounds_from_signedness): Pass upper argument to
25743 record_nonwrapping_iv.
25744 (estimate_numbers_of_iterations_loop): Do not call
25745 compute_estimated_nb_iterations. Record estimate based on profile
25746 information. Initialize the constant estimates of number of
25748 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
25750 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
25751 number of iterations is too small.
25752 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
25753 (EST_NOT_AVAILABLE): Removed.
25754 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
25755 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
25758 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
25760 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
25761 Handle NE_EXPR guards.
25763 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25766 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
25767 Set also -pedantic-errors by default for the preprocessor unless
25768 -fpermissive is given.
25770 2007-03-15 Richard Guenther <rguenther@suse.de>
25772 PR middle-end/29719
25773 PR middle-end/31161
25774 * builtins.c (expand_builtin_cexpi): As a fallback if we
25775 don't have builtins for sincos or cexp create a function
25776 declaration for cexp and expand to a call to that.
25777 (expand_builtin_int_roundingfn): Always fall
25778 back to floor/ceil and its variants even if they may be
25781 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
25783 PR middle-end/31159
25784 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
25785 jump tables, move the call to delete_dead_jumptables from here...
25786 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
25787 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
25788 don't allow merging of blocks that try_redirect_by_replacing_jump
25789 also does not handle when not optimizing.
25791 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
25792 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25794 * config/i386/i386.md (x86_sahf_1): Correctly handle
25797 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
25800 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
25801 x86_64_general_operand as operand[2] predicate. Remove "iF"
25802 from operand constraints and use "e" constraint instead.
25803 (*subti3_1, *subti3_1 splitter): Ditto.
25804 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
25805 operand[1] predicate.
25807 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
25809 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
25810 arrays, multiply the access strides by the size of the sub-array.
25811 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
25813 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
25815 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
25816 the configured assembler supports the sahf mnemonic.
25817 * configure: Regenerate.
25818 * config.in: Regenerate.
25820 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
25821 emit "sahf" or ".byte\t0x9e" as asm template.
25823 2007-03-14 Michael Meissner <michael.meissner@amd.com>
25826 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
25827 option to replace hard coded TARGET_xxx in md file.
25828 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
25829 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
25830 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
25831 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
25832 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
25833 (X86_TUNE_NOT_VECTORMODE): Ditto.
25834 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
25835 (TUNE_AVOID_VECTOR_DECODE): Ditto.
25836 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
25837 (TUNE_SLOW_IMUL_IMM8): Ditto.
25838 (TUNE_MOVE_M1_VIA_OR): Ditto.
25839 (TUNE_NOT_UNPAIRABLE): Ditto.
25840 (TUNE_NOT_VECTORMODE): Ditto.
25842 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
25845 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
25846 tuning options instead of hard coded TARGET_xxx.
25847 (fix ssemode peephole2's): Ditto.
25848 (imul peephole2's): Ditto.
25850 (movdi_or_rex64): Ditto.
25851 (move peephole2): Ditto.
25852 (not peephole2's): Ditto.
25854 2007-03-14 Dirk Mueller <dmueller@suse.de>
25856 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
25857 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
25858 * c-parser.c (c_parser_if_body): Always add an empty statement in case
25860 * c-parser.c (c_parser_do_statement): Warn about empty body in
25861 do/while statement.
25862 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
25863 * doc/invoke.texi (-Wempty-body): Update documentation.
25865 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25868 * c-common.h (warn_for_div_by_zero): Declare.
25869 * c-common.c (warn_for_div_by_zero): Define.
25870 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
25873 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25875 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
25876 to PREFIX and STANDARD_PREFIX.
25878 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25879 Phil Edwards <phil@codesourcery.com>
25881 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
25882 (__gthread_once_t): Remove busy field for RTPs.
25883 (__GTHREAD_ONCE_INIT): Update accordingly.
25885 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25887 * doc/invoke.texi: Document VxWorks options.
25889 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
25891 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
25893 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
25895 PR tree-optimization/30590
25896 * tree-nrv.c (tree_nrv): Check for the partial update of the
25899 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
25901 * flags.h (flag_random_seed): Remove declaration, in favor of...
25902 * toplev.h (get_random_seed, set_random_seed): ... these.
25903 * tree.c (get_file_function_name): Use the former.
25904 * opts.c (common_handle_option): Use the latter.
25907 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
25909 PR middle-end/31127
25910 * cse.c (cse_find_path): Do not bail out if a basic block that
25911 we already visited now becomes part of a path that starts at a
25912 different basic block. Just disallow this, to make sure we
25913 visit each basic block at most once.
25915 2007-03-13 Jan Hubicka <jh@suse.cz>
25917 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
25918 attributes, when profile esitmate is present, calls with very low
25919 frequency are cold.
25921 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
25923 PR tree-optimization/30730
25924 PR tree-optimization/26900
25925 * tree-ssa-loop-niter.c: Include gmp.h.
25926 (bounds): New type.
25927 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
25928 split_to_var_and_offset, determine_value_range,
25929 bound_difference_of_offsetted_base, refine_bounds_using_guard,
25930 bound_difference, bounds_add, bounds_negate,
25931 number_of_iterations_ne_max, dump_affine_iv): New functions.
25932 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
25933 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
25934 difference of initial and final value of control iv to validate
25936 (number_of_iterations_cond): Add loop parameter. Determine bounds
25937 on the difference of the extremes of the control iv. Add dumps.
25938 (expand_simple_operations): Handle phi nodes.
25939 (simplify_using_initial_conditions): Do not record used conditions.
25940 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
25941 Do not set additional_info.
25942 (implies_nonnegative_p, implies_ge_p): Removed.
25943 (derive_constant_upper_bound): Do not use parameter `additional'.
25944 (record_estimate): Parameter `additional' removed. Parameter
25945 `i_bound' added. Do not call derive_constant_upper_bound.
25946 (record_nonwrapping_iv): Use derive_constant_upper_bound to
25947 bound the number of iterations estimate.
25948 (estimate_numbers_of_iterations_loop): Pass the estimate from
25949 the number of iterations analysis to record_estimate.
25950 * tree.h (multiple_of_p): Declare.
25951 * tree-scalar-evolution.c (expression_expensive_p): Removed.
25952 (scev_const_prop): Do not check expression_expensive_p.
25953 * fold-const.c (multiple_of_p): Exported.
25954 * double-int.c (double_int_mask): Exported.
25955 * double-int.h (double_int_mask): Declare.
25956 * tree-flow.h (struct tree_niter_desc): Removed additional_info
25957 field. Added max field.
25959 2007-03-13 David Taylor <taylor@candd.org>
25962 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
25965 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25968 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
25969 two unamed patterns.
25971 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
25973 * config/i386/i386.opt (mcx16, msahf): New options.
25974 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
25975 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
25977 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
25978 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
25979 Output -mcx16 and -msahf options when corresponding bit is set.
25981 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
25982 and -msahf options.
25984 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
25986 * configure.ac: Test for assembler tolerance to # 0 "".
25987 * configure, config.in: Rebuilt.
25988 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
25990 2007-03-13 Geoffrey Keating <geoffk@apple.com>
25992 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
25994 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
25995 (handle_syscall): Handle direct system calls.
25996 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
25998 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
26000 * doc/invoke.texi: Fix cpp.info cross-reference.
26001 * doc/passes.texi: Fix gcc.info cross-reference.
26003 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
26005 PR tree-optimization/30835
26006 * lambda-code.c (can_convert_to_perfect_nest): Check whether
26007 bb_for_stmt is not NULL before accessing it.
26009 2007-03-12 Joseph Myers <joseph@codesourcery.com>
26011 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
26014 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
26017 * doc/install.texi: Document --enable-stage1-languages
26019 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
26021 * tree-pass.h (pass_into_cfg_layout_mode,
26022 pass_outof_cfg_layout_mode): Declare.
26023 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
26024 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
26025 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
26026 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
26028 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
26030 * c-decl.c (warn_variable_length_array): New function.
26031 Refactored from grokdeclarator to handle warn_vla
26032 and handle unnamed array case.
26033 (grokdeclarator): Refactored VLA warning case.
26034 * c.opt (Wvla): New flag.
26035 * doc/invoke.texi (Wvla): New warning.
26037 2007-03-12 Richard Henderson <rth@redhat.com>
26039 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
26040 (TARGET_SECTION_TYPE_FLAGS): New.
26042 2007-03-12 Richard Henderson <rth@redhat.com>
26044 * config/darwin.c (machopic_reloc_rw_mask): New.
26045 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
26046 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
26048 2007-03-12 Mark Mitchell <mark@codesourcery.com>
26050 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
26051 * cppdefault.h (cpp_PREFIX): Document.
26052 (cpp_PREFIX_len): Likewise.
26053 (cpp_EXEC_PREFIX): New variable.
26054 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
26055 * c-incpath.c (add_standard_paths): Correct logic for relocating
26056 paths within prefix.
26058 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
26060 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
26061 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
26063 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
26064 fix_truncdfdi_sse using SSEMODEF mode macro.
26065 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
26066 fix_truncdfsi_sse using SSEMODEF mode macro.
26067 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
26068 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
26070 2007-03-12 Richard Sandiford <richard@codesourcery.com>
26072 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
26073 elfos.h to tm_file.
26075 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
26077 * tree.h : Add multiple_of_p declaration.
26078 * fold-const.c (multiple_of_p): Make multiple_of_p public.
26079 * ipa-type-escape.c (results_of_malloc): Redundant.
26080 (visited_stmts): New. Visited stmt for walk_use_def_chains.
26081 (cast_type): Extended with new members.
26082 (check_cast): Returns cast_type.
26083 (cast): New structure for data of walk_use_def_chains.
26084 (is_malloc_result, is_cast_from_non_pointer_1,
26085 is_cast_from_non_pointer,
26086 is_array_access_through_pointer_and_index): New functions.
26087 (look_for_casts): Returns cast types.
26088 (check_call): Returns void.
26089 (okay_pointer_operation): Use support of pointer plus index,
26090 pointer plus constant and allow all multiplications.
26092 2007-03-11 Richard Guenther <rguenther@suse.de>
26094 PR tree-optimization/31115
26095 * tree-vrp.c (extract_range_from_binary_expr): Make sure
26096 the shift count is positive and non-anti-range for RSHIFT_EXPR.
26097 A shift count of zero is not special as with *_DIV_EXPR.
26098 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
26101 2007-03-11 Ian Lance Taylor <iant@google.com>
26103 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
26104 the *_DIV_EXPR codes correctly with overflow infinities.
26106 2007-03-11 Ira Rosen <irar@il.ibm.com>
26108 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
26109 indicate success/failure of the analysis. Add negation to subtrahend
26110 in case of subtraction. Fail if both operands contain constants.
26111 (create_data_ref): Fail if analyze_offset fails.
26113 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
26115 * config/i386/i386.md (frndintxf2): Rename to ...
26116 (rintxf2): ... this. Remove expander having same name.
26117 (rintsf2, rintdf2): Implement using SSEMODEF macro.
26118 (roundsf2, rounddf2): Ditto.
26119 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
26120 (lround<mode>di2, lround<mode>si2): Ditto.
26122 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
26124 * lower-subreg.c: Include except.h.
26125 (decompose_multiword_subregs): Verify that the only control flow
26126 insns we can split are loads to multi-words pseudos.
26127 Handle breaking such blocks after splitting, instead of calling
26128 find_many_sub_basic_blocks.
26130 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
26131 on the new basic block. Add a lengthy comment explaining why we
26132 thought this was necessary.
26133 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
26135 2007-03-10 Mark Mitchell <mark@codesourcery.com>
26138 * tree.c (walk_type_fields): Recurse into the element type of
26139 ARRAY_TYPEs if there is a pointer set.
26141 2007-03-10 Dirk Mueller <dmueller@suse.de>
26143 * c-common.c (warn_logical_operator): Fix condition.
26145 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
26147 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
26149 * config/darwin.c (machopic_select_section): Remove superfluous
26150 argument in call to categorize_decl_for_section. Remove unused
26153 2007-03-10 Joseph Myers <joseph@codesourcery.com>
26155 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
26157 * configure: Regenerate.
26159 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
26162 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
26163 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
26164 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
26165 Add LABEL_NUSES to emitted label.
26166 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
26167 branch probability value to emitted jump insn.
26168 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
26169 Do not check life information and do not re-arrange input operands
26170 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
26172 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
26174 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
26175 the change of decode_asm_operands.
26177 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
26179 * mode-switching.c (create_pre_exit): Skip blockage insn.
26181 2007-03-09 Diego Novillo <dnovillo@redhat.com>
26183 * tree-pass.h (TODO_update_smt_usage): Remove.
26185 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
26189 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26191 * pa.c (attr_length_call): Revise condition for long
26192 pc-relative branch.
26193 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
26194 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
26195 sequence on SOM target.
26197 2007-03-09 Geoffrey Keating <geoffk@apple.com>
26199 * gcc.c: Document %{, in big comment at top.
26200 (input_suffix_matches): Remove special handling for .s and
26202 (input_spec_matches): New.
26203 (handle_braces): Handle %{,.
26204 (validate_switches): ',' indicates a value which is not a switch.
26205 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
26206 to detect assembler input.
26207 * config/i386/sol2.h (CPP_SPEC): Likewise.
26208 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
26209 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
26210 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
26211 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
26212 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
26213 -m64 causes deployment target to default to 10.5.
26214 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
26216 2007-03-09 Richard Henderson <rth@redhat.com>
26219 * target.h (targetm.asm.out.reloc_rw_mask): New.
26220 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
26221 (TARGET_ASM_OUT): Use it.
26222 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
26223 * varasm.c (categorize_decl_for_section): Remove shlib argument;
26224 use the new reloc_rw_mask target hook instead.
26225 (default_section_type_flags_1): Merge into...
26226 (default_section_type_flags): ... here.
26227 (decl_readonly_section_1): Merge into...
26228 (decl_readonly_section): ... here.
26229 (default_elf_select_section_1): Merge into...
26230 (default_elf_select_section): ... here.
26231 (default_unique_section_1): Merge into...
26232 (default_unique_section): ... here.
26233 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
26234 (default_select_rtx_section): Use it.
26235 (default_elf_select_rtx_section): Likewise.
26236 * output.h: Update to match.
26237 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
26238 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
26239 (TARGET_ASM_RELOC_RW_MASK): New.
26240 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
26241 to categorize_decl_for_section.
26242 (x86_64_elf_unique_section): Likewise.
26243 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
26244 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
26245 (TARGET_ASM_RELOC_RW_MASK): New.
26246 * config/ia64/ia64.c (ia64_rwreloc_select_section,
26247 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
26248 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
26249 (TARGET_RWRELOC): Remove.
26250 (ia64_section_type_flags): Adjust call to default_section_type_flags.
26251 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
26252 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
26253 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
26254 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
26255 (rs6000_xcoff_select_section): Use decl_readonly_section.
26256 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
26257 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
26258 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
26259 (TARGET_SECTION_TYPE_FLAGS): Remove.
26260 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
26262 2007-03-09 Roger Sayle <roger@eyesopen.com>
26264 * fold-const.c (fold_comparison): Remove compile-time evaluation of
26265 complex constant equality/inequality comparisons for here.
26266 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
26267 known at compile-time or can be simplified to a scalar comparison.
26268 (fold_relational_const): Move compile-time evaluation of complex
26269 constant equality/inequality comparisons to here.
26271 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
26273 PR rtl-optimization/30643
26274 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
26276 (fold_rtx): Recurse, like before 2006-11-03.
26278 2007-03-09 DJ Delorie <dj@redhat.com>
26280 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
26283 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
26285 PR tree-optimization/30375
26286 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
26287 LHS of statements is not the same.
26288 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
26290 2007-03-09 Chao-ying Fu <fu@mips.com>
26292 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
26294 * doc/invoke.texi (-mdspr2): Document new option.
26295 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
26296 New unspec for DSP REV 2.
26297 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
26298 these instructions are extended in DSP REV 2.
26299 (mips-dspr2.md): Include.
26300 * config/mips/mips.opt (mdspr2): New option.
26301 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
26302 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
26303 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
26304 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
26305 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
26306 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
26307 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
26309 (bdesc_map): Add one field of unsupported_target_flags.
26310 (bdesc_arrays): Update entries to have extra fields. Add
26312 (mips_init_builtins): Initialize new function types.
26313 Check unsupported_target_fileds to filter out builtins.
26314 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
26316 (ASM_SPEC): Pass mdspr2 to the assembler.
26317 * config/mips/mips-dspr2.md: New file.
26319 2007-03-09 Sa Liu <saliu@de.ibm.com>
26321 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
26323 2007-03-09 Ian Lance Taylor <iant@google.com>
26325 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
26326 argument) like -Wstrict-overflow=2.
26327 * doc/invoke.texi (Warning Options): Update documentation.
26329 2007-03-09 Dirk Mueller <dmueller@suse.de>
26332 * doc/invoke.texi (-Wlogical-op): Document.
26333 * common.opt (-Wlogical-op): New.
26334 * c-common.h (warn_logical_operator): Declare.
26335 * c-common.c (warn_logical_operator): Define.
26336 * c-typeck.c (parser_build_binary_op): Call
26337 warn_logical_operator.
26339 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
26341 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
26342 * final.c (final_scan_insn): Test for non-"" file name.
26344 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
26346 * doc/loop.texi: Document the Omega linear constraints solver.
26347 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
26348 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
26349 omega-hash-table-size, omega-max-keys, and
26350 omega-eliminate-redundant-constraints.
26351 * tree-pass.h (pass_check_data_deps): Declared.
26354 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
26355 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
26356 pass_check_data_deps): New.
26357 * tree-data-ref.c (init_data_ref): Remove declaration.
26358 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
26359 (analyze_array): Renamed init_array_ref, move up initializations.
26360 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
26361 Removed arguments that are set to NULL.
26362 (analyze_indirect_ref): Correct indentation, correct call to
26364 (object_analysis): Call init_array_ref instead of analyze_array.
26365 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
26366 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
26367 of DR_ACCESS_FNS_ADDR.
26368 (init_omega_eq_with_af, omega_extract_distance_vectors,
26369 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
26370 ddr_consistent_p): New.
26371 (compute_affine_dependence): Check consistency of ddrs when
26372 flag_check_data_deps is passed.
26373 (analyze_all_data_dependences): Uncomment.
26374 (tree_check_data_deps): New.
26375 * tree-data-ref.h: Include omega.h.
26376 (DR_ACCESS_FNS_ADDR): Removed.
26377 (data_dependence_relation): Add inner_loop.
26378 (DDR_INNER_LOOP): New.
26379 * common.opt (fcheck-data-deps): New.
26380 * tree-flow.h (tree_check_data_deps): Declare.
26381 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
26382 (OBJS-common): Depend on omega.o.
26384 * passes.c (pass_check_data_deps): Scheduled.
26385 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
26386 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
26387 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
26388 PARAM_VECT_MAX_VERSION_CHECKS,
26389 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
26391 2007-03-09 Richard Guenther <rguenther@suse.de>
26393 PR tree-optimization/30904
26394 PR middle-end/31058
26395 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
26396 the same way as *_DIV_EXPR.
26398 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
26400 * recog.c (decode_asm_operands): No mixed declarations and code.
26402 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
26404 * rtl.def (ASM_INPUT): Add location.
26405 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
26406 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
26407 (decode_asm_operands): Add loc operand.
26408 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
26409 * stmt.c (expand_asm): Rename to...
26410 (expand_asm_loc): ... this. Add locus argument. Pass it on to
26411 gen_rtx_ASM_INPUT_loc.
26412 (expand_asm_expr): Adjust.
26413 * recog.c (decode_asm_operands): Add loc operand.
26414 (check_asm_operands, extract_insn): Adjust.
26415 * reload1.c (maybe_fix_stack_asms): Likewise.
26416 * final.c (asm_insn_count): Likewise.
26417 (final_scan_insn): Output # line before and after asm.
26419 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
26421 * tree-ssa-structalias.c (variable_info): Remove
26423 (new_var_info): Ditto.
26424 (shared_bitmap_info_t): New structure.
26425 (shared_bitmap_table): New variable.
26426 (shared_bitmap_hash): New function.
26427 (shared_bitmap_eq): Ditto
26428 (shared_bitmap_lookup): Ditto.
26429 (shared_bitmap_add): Ditto.
26430 (merge_smts_into): Change to take bitmap directly.
26431 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
26432 (init_alias_vars): Init shared bitmap hashtable.
26433 (delete_points_to_sets): Delete shared bitmap hashtable.
26434 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
26435 is_aliased removal as a change that was still necessary was
26438 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
26440 * config/i386/i386.h (override_options): Conditionally disable
26441 x86_sahf for 64bit targets only.
26443 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
26446 * c-decl.c (merge_decls): Don't call make_var_volatile.
26447 * varasm.c (make_var_volatile): Remove.
26448 * output.h (make_var_volatile): Remove.
26450 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
26452 PR tree-optimization/31085
26453 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
26455 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26457 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
26458 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
26459 ATTR_CONST_NOTHROW_LIST.
26461 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
26464 2007-03-08 Diego Novillo <dnovillo@redhat.com>
26466 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
26468 2007-03-08 Geoffrey Keating <geoffk@apple.com>
26471 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
26473 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
26474 passed, use shared libgcc.
26476 2007-03-08 Roger Sayle <roger@eyesopen.com>
26478 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
26479 instead of calling build2 with a GIMPLE_MODIFY_STMT.
26480 (honor_protect_cleanup_actions, lower_try_finally_switch):
26482 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
26483 ifc_temp_var): Likewise.
26484 * tree-inline.c (setup_one_parameter): Likewise.
26485 * tree-mudflap.c (mf_decl_cache_locals,
26486 mf_build_check_statement_for): Likewise.
26487 * tree-nested.c (init_tmp_var, save_tmp_var,
26488 finalize_nesting_tree_1): Likewise.
26489 * tree-outof-ssa.c (insert_copy_on_edge,
26490 insert_backedge_copies): Likewise.
26491 * tree-profile.c (tree_gen_edge_profiler,
26492 tree_gen_ic_profiler): Likewise.
26493 * tree-scalar-evolution.c (scev_const_prop): Likewise.
26494 * tree-sra.c (sra_build_assignment): Likewise.
26495 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
26496 * tree-ssa-math-opts.c (insert_reciprocals,
26497 execute_cse_sincos_1): Likewise.
26498 * tree-tailcall.c (adjust_accumulator_values,
26499 adjust_return_value): Likewise.
26500 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
26501 * tree-vect-transform.c (vect_create_data_ref_ptr,
26502 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
26503 vect_create_epilog_for_reduction, vectorizable_reduction,
26504 vectorizable_call, vectorizable_conversion,
26505 vectorizable_assignment, vectorizable_operation,
26506 vectorizable_type_demotion, vect_gen_widened_results_half,
26507 vect_permute_store_chain, vectorizable_store,
26508 vect_setup_realignment, vect_permute_load_chain,
26509 vectorizable_load, vectorizable_condition,
26510 vect_create_cond_for_align_checks): Likewise.
26511 * tree-vrp.c (build_assert_expr_for): Likewise.
26513 2007-03-08 Ian Lance Taylor <iant@google.com>
26515 * tree-vrp.c: Include "intl.h".
26516 (usable_range_p): New static function.
26517 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
26518 overflowed values, juts set *strict_overflow_p.
26519 (compare_values): Only return -2 if one of the operands is not a
26521 (compare_ranges): Call usable_range_p.
26522 (compare_range_with_value): Likewise.
26523 (vrp_evaluate_conditional_warnv): Rename from
26524 vrp_evaluate_conditional. Make static. Change all callers.
26525 (vrp_evaluate_conditional): New function.
26526 (simplify_div_or_mod_using_ranges): Issue warning about reliance
26527 on signed overflow.
26528 (simplify_abs_using_ranges): Likewise.
26529 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
26530 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
26531 within_stmt parameter.
26532 * tree-ssa-propagate.c (fold_predicate_in): Update call to
26533 vrp_evaluate_conditional.
26534 * tree-ssa-threadedge.c
26535 (record_temporary_equivalences_from_stmts_at_dest): Change
26536 simplify parameter to take a second tree parameter.
26537 (simplify_control_stmt_condition): Likewise.
26538 (thread_across_edge): Likewise.
26539 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
26540 (thread_across_edge): Likewise.
26541 * Makefile.in (tree-vrp.o): Depend upon intl.h.
26543 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
26545 * config/i386/i386.h (TARGET_SAHF): New define.
26546 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
26547 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
26548 (x86_sahf): New global variable.
26549 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
26550 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
26551 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
26552 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
26554 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
26555 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
26556 when expanding fcomi/sahf based tests.
26557 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
26558 expanding sahf based alternative. Emit sahf based sequence when
26559 optimizing for code size.
26560 * config/i386/i386.md (x86_sahf_1): Do not disable for
26561 TARGET_64BIT, enable for TARGET_SAHF.
26563 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
26565 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
26566 spurious whitespace from error message.
26568 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
26571 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
26573 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
26575 * c-decl.c (grokdeclarator): Disable warnings for anonymous
26577 * tree-sra.c (instantiate_element): Propagate disabled warnings
26578 from the element itself to the created variable.
26580 2007-03-07 Richard Henderson <rth@redhat.com>
26583 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
26584 silently fix up the stack in the case of a missing register.
26586 2007-03-07 Paul Brook <paul@codesourcery.com>
26588 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
26590 2007-03-07 Joseph Myers <joseph@codesourcery.com>
26592 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
26594 (phase1_vrs): Use them.
26595 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
26596 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
26597 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
26598 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
26599 __gnu_Unwind_Restore_WMMXC if required.
26600 (_Unwind_VRS_Pop): Implement iWMMXt support.
26601 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
26602 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
26603 gnu_Unwind_Save_WMMXC): Define.
26605 2007-03-07 Richard Sandiford <richard@codesourcery.com>
26607 * config/vxworks.h (vxworks_override_options): Declare.
26608 (VXWORKS_OVERRIDE_OPTIONS): Use it.
26609 * config/vxworks.c: Include target.h and toplev.h.
26610 (vxworks_override_options): New function.
26611 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
26613 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
26615 * config/s390/s390.c (override_options): Don't emit an error when
26616 -mstack-size is used without providing -mstack-guard.
26617 (s390_emit_prologue): Choose stack_guard value automatically if not
26618 provided via command line.
26619 * doc/invoke.texi: Adjust description of -mstack-guard and
26622 2007-03-07 Richard Sandiford <richard@codesourcery.com>
26624 * config/i386/i386.c (output_set_got): Add a GOT initialization
26625 sequence for VxWorks PIC.
26626 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
26627 around labels as well as symbols. Use gotoff_operand instead
26628 of local_symbolic_operand.
26629 (legitimize_pic_address): Use gotoff_operand instead of
26630 local_symbolic_operand. Use @GOT accesses for labels as
26632 (ix86_output_addr_diff_elt): Use PC-relative rather than
26633 GP-relative offsets for VxWorks PIC.
26634 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
26635 no_new_pseudos. Check whether the returned register is op0.
26636 * config/i386/i386.md (tablejump): Use PC-relative rather than
26637 GP-relative offsets for VxWorks PIC.
26638 * config/i386/predicates.md (gotoff_operand): New predicate.
26640 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26642 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
26644 * config/vxworks-dummy.h: New file.
26645 * config/i386/i386.h: Include it.
26647 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
26649 * dwarf2out.c (is_inlined_entry_point): New
26650 (add_high_low_attributes): Emit DW_AT_entry_pc along with
26651 DW_AT_ranges if the first subblock is the entry point.
26653 2007-03-06 David Daney <ddaney@avtrex.com>
26655 * doc/install.texi (mips-*-*): Change recommended binutils
26658 2007-03-06 Anatoly Sokolov <aesok@post.ru>
26660 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
26661 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
26663 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26664 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26666 2007-03-06 Jan Hubicka <jh@suse.cz>
26668 * errors.h (warning, error, fatal, internal_error): Mark as cold.
26669 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
26671 (probably_cold_bb_p): Cold functions are cold.
26672 (probably_never_executed_bb_p): Cold functions are cold.
26673 (tree_bb_level_predictions): Predict calls to cold functions as not
26675 (compute_function_frequency): Check hot/cold attributes.
26676 * function.h (function_frequency): Update comments.
26677 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
26678 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
26679 (c_common_att): Add cold and hot.
26681 * doc/extend.texi (hot,cold attributes): Document.
26683 2007-03-06 Andrew Haley <aph@redhat.com>
26685 * function.c (expand_function_end): Move blockage to just after we
26686 emit the label for the naked return from the function.
26688 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26690 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
26693 2007-03-06 Jan Hubicka <jh@suse.cz>
26695 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
26696 loaded for constant large models. Non-large 64bit PIC can do.
26697 * config/i386/i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
26698 * cmodel.h: Add LARGE PIC.
26699 * config/i386/i386.md (UNSPEC_PLTOFF): New.
26700 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
26702 (*call_1_rex64): Disable for large models.
26703 (*call_1_rex64_large): New.
26704 (*call_value_1_rex64): Disable for large models.
26705 (*call_value_1_rex64_large): New.
26706 (set_rip_rex4): New.
26707 (set_got_offset_rex64): New.
26708 * config/i386/predicates.md (constant_call_address_operand): For
26709 large model constant calls are not possible.
26710 * config/i386/i386-protos.h (construct_plt_address): Declare.
26711 * config/i386/i386.c (override_options): Accept large models.
26712 (ix86_expand_prologue): Expand large PIC GOT pointer load.
26713 (legitimate_constant_p): Add new UNSPECs.
26714 (legitimate_pic_operand_p): Likewise.
26715 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
26716 (legitimize_pic_address): Do easy RIP relative way for TLS only for
26718 (output_pic_addr_const): Add PLTOFF.
26719 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
26720 (ix86_expand_move): Legitimize pic address when in PIC mode.
26721 (construct_plt_address): New function.
26722 (ix86_expand_call): Offload the address to register and use GOT
26723 pointer for large model.
26724 * invoke.texi (mcmodel=large): Update documentation.
26726 2007-03-06 Richard Henderson <rth@redhat.com>
26728 * config/i386/i386.c (x86_use_leave, x86_push_memory,
26729 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
26730 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
26731 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
26732 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
26733 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
26734 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
26735 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
26736 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
26737 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
26738 x86_partial_reg_dependency, x86_memory_mismatch_stall,
26739 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
26740 x86_sse_partial_reg_dependency, x86_sse_split_regs,
26741 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
26742 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
26743 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
26744 x86_schedule, x86_use_bt, x86_pad_returns,
26745 x86_use_xchgb): Merge into ...
26746 (ix86_tune_features): ... here. New array.
26747 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
26748 x86_bswap): Merge into ...
26749 (ix86_arch_features): ... here. New array.
26750 (x86_3dnow_a): Remove.
26751 (x86_accumulate_outgoing_args): Make static.
26752 (x86_arch_always_fancy_math_387): Make static.
26753 (ix86_tune_mask, ix86_arch_mask): Move ...
26754 (override_options): ... to local variables here. Apply the
26755 appropriate mask to each element of ix86_arch_features and
26756 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
26757 as were done in the old macros.
26758 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
26759 * config/i386/i386.h (x86_use_leave, x86_push_memory,
26760 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
26761 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
26762 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
26763 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
26764 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
26765 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
26766 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
26767 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
26768 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
26769 x86_partial_reg_dependency, x86_memory_mismatch_stall,
26770 x86_accumulate_outgoing_args, x86_prologue_using_move,
26771 x86_epilogue_using_move, x86_decompose_lea,
26772 x86_arch_always_fancy_math_387, x86_shift1,
26773 x86_sse_partial_reg_dependency, x86_sse_split_regs,
26774 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
26775 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
26776 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
26777 x86_use_incdec, x86_pad_returns, x86_bswap,
26778 x86_partial_flag_reg_stall): Remove.
26779 (enum ix86_tune_indices): New.
26780 (ix86_tune_features): New.
26781 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
26782 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
26783 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
26784 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
26785 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
26786 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
26787 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
26788 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
26789 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
26790 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
26791 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
26792 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
26793 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
26794 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
26795 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
26796 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
26797 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
26798 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
26799 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
26800 TARGET_EXT_80387_CONSTANTS): Use it.
26801 (enum ix86_arch_indices): New.
26802 (ix86_arch_features): New.
26803 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
26804 TARGET_BSWAP): Use it.
26805 (ix86_tune_mask, ix86_arch_mask): Remove.
26807 2007-03-06 Joseph Myers <joseph@codesourcery.com>
26810 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
26811 Define using $${sysroot_headers_suffix}.
26812 * configure: Regenerate.
26813 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
26814 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
26816 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
26817 * gcc.c (print_sysroot_headers_suffix): New.
26818 (option_map): Include --print-sysroot-headers-suffix.
26819 (display_help): Mention -print-sysroot-headers-suffix.
26820 (process_command): Handle -print-sysroot-headers-suffix.
26821 (do_spec_1): Append multilib directory to include-fixed path if
26822 sysroot suffixes in use.
26823 (main): Handle -print-sysroot-headers-suffix.
26824 * Makefile.in (start.encap): Don't depend on xlimits.h
26825 (xlimits.h): Remove.
26826 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
26827 limits.h for each multilib in fixinc_list.
26828 (fixinc_list, s-fixinc_list): New.
26829 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
26830 generate them for each multilib in fixinc_list.
26831 (stmp-fixproto): Use include-fixed. Run fixproto for each
26832 multilib in fixinc_list.
26833 (mostlyclean): Don't remove xlimits.h.
26834 (clean): Remove include-fixed.
26835 (real-install-headers-tar, real-install-headers-cpio,
26836 real-install-headers-cp): Don't copy include, only include-fixed.
26837 (install-mkheaders): Depend on fixinc_list. Don't depend on
26838 xlimits.h. Save limits.h files for each multilib in fixinc_list.
26839 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
26840 SYSTEM_HEADER_DIR setting in mkheaders.conf.
26842 2007-03-06 Jan Hubicka <jh@suse.cz>
26844 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
26847 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26849 * configure.ac: Allow tm_file to contain build-directory files.
26850 * configure: Regenerate.
26851 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
26852 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
26853 * config/m68k/print-sysroot-suffix.sh: New file.
26855 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26857 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
26858 of pic_offset_table_rtx if reload_completed.
26859 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
26860 PIC_OFFSET_TABLE_REGNUM.
26861 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
26863 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
26864 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
26866 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26868 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
26869 functions that call eh_return.
26871 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26873 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
26874 functions that need a constant pool.
26876 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26879 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
26880 (m68k_preferred_reload_class): Likewise.
26881 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
26882 (SECONDARY_RELOAD_CLASS): Define.
26883 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
26884 (LIMIT_RELOAD_CLASS): Delete.
26885 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
26886 registers from storing bytes.
26887 (m68k_secondary_reload_class): New function.
26888 (m68k_preferred_reload_class): Likewise.
26890 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26892 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
26894 (m68k_expand_prologue): Likewise.
26896 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26898 * config/m68k/m68k-protos.h (output_sibcall): Declare.
26899 (mips_expand_epilogue): Add a bool parameter.
26900 (m68k_legitimize_sibcall_address): Declare.
26901 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
26902 (m68k_expand_epilogue): Add a parameter to select between sibling
26903 and normal epilogues. Only generate a return for the latter.
26904 (m68k_ok_for_sibcall_p): New function.
26905 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
26906 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
26907 (sibcall_value, *sibcall_value): Likewise.
26908 (*call, *call_value): Require !SIBLING_CALL_P.
26909 (epilogue): Update call to m68k_expand_epilogue.
26910 (sibcall_epilogue): New pattern.
26911 * config/m68k/predicates.md (const_call_operand): Say that this
26912 predicate applies to sibling calls too.
26913 (sibcall_operand): New predicate.
26915 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26917 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
26918 alternatives as movsi_cf.
26919 (movsf_cf_hard): Add commentary.
26921 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
26922 Richard Sandiford <richard@codesourcery.com>
26924 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
26925 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
26926 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
26927 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
26928 as being live on exit from an interrupt function.
26929 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
26930 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
26931 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
26932 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
26933 (m68k_interrupt_function_p): Globalize.
26934 (m68k_compute_frame_layout): Remove reverse mask code.
26935 (m68k_emit_movem, m68k_set_frame_related): New functions.
26936 (m68k_output_function_prologue): Delete in favor of...
26937 (m68k_expand_prologue): ...this new function.
26938 (m68k_output_function_epilogue): Delete in favor of...
26939 (m68k_expand_epilogue): ...this new function.
26940 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
26942 (print_operand): Handle %?.
26943 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
26944 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
26945 (prologue, epilogue): New patterns.
26946 (return): Turn into a define_expand.
26947 (*return): New pattern, derived from old "return" pattern. Use rte
26948 rather than rts for interrupt functions. Only use rtd if the pop
26950 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
26951 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
26952 (link, *link, unlink, *unlink, load_got): Likewise.
26954 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26958 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
26959 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
26960 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
26961 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
26962 and m68k_matches_u_p.
26963 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
26964 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
26965 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
26966 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
26967 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
26968 (REG_STRICT_P): New macro.
26969 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
26970 PCREL_GENERAL_OPERAND_OK.
26971 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
26972 m68k_legitimate_base_reg_p.
26973 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
26974 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
26975 (PIC_CASE_VECTOR_ADDRESS): Update comment.
26976 * config/m68k/m68k.c (m68k_address): New structure.
26977 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
26978 (m68k_decompose_index, m68k_legitimate_constant_address_p)
26979 (m68k_jump_table_ref_p, m68k_decompose_address)
26980 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
26981 (m68k_matches_u_p): New functions.
26982 (print_operand_address): Rewrite to use m68k_decompose_index.
26984 2007-03-05 David Taylor <dtaylor@emc.com>
26986 * gcc.c: Correct copyright date in --version output.
26988 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26990 * pa.md: In unamed move patterns, disparge copies between general
26991 and floating point registers using '?' modifier. Don't include 'f'
26992 constraint for register preferences in DImode, SImode, HImode and
26993 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
26994 Remove constraints for copies between general and floating registers
26995 in soft-float DFmode pattern.
26996 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
27000 2007-03-05 Mike Stump <mrs@apple.com>
27002 * c-common.c (targetcm): Add.
27003 * c-opts.c (c_common_handle_option): Handle language specific
27005 * opts.c (handle_option): Verify language for target options, if
27007 * opth-gen.awk: Add CL_LANG_ALL.
27008 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
27009 (TARGETCM_INITIALIZER): Add.
27010 * target.h (struct gcc_targetcm): Add.
27012 * targhooks.c (default_handle_c_option): Add.
27013 * targhooks.h (default_handle_c_option): Add.
27014 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
27016 * config/darwin.opt (iframework): Add.
27017 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
27018 * config/darwin-c.c (handle_c_option): Add.
27019 (TARGET_HANDLE_C_OPTION): Add.
27021 * doc/invoke.texi (Darwin Options): Add -iframework.
27023 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27025 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
27028 2007-03-05 Ian Lance Taylor <iant@google.com>
27030 * c.opt (fgnu89-inline): New option.
27031 * c-opts.c (c_common_post_options): Set default value for
27033 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
27034 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
27036 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
27037 (grokdeclarator, start_function): Likewise.
27038 * c-cppbuiltin.c (c_cpp_builtins): Define either
27039 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
27040 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
27041 (C Dialect Options): Document -fgnu89-inline.
27042 * doc/extend.texi (Function Attributes): Explain what the
27043 gnu_inline attribute does.
27044 * doc/cpp.texi (Common Predefined Macros): Document
27045 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
27047 2007-03-05 Ian Lance Taylor <iant@google.com>
27049 PR tree-optimization/31034
27050 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
27051 half-range if the other side is an overflow infinity.
27053 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
27055 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
27056 (bfin*-linux-uclibc*): New configuration.
27057 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
27059 * config/bfin/linux.h: New file.
27060 * config/bfin/libgcc-bfin.ver: New file.
27061 * config/bfin/t-bfin-uclinux: New file.
27062 * config/bfin/t-bfin-linux: New file.
27063 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
27064 (TARGET_OS_CPP_BUILTINS): New macro.
27066 2007-03-05 Richard Guenther <rguenther@suse.de>
27068 * fold-const.c (fold_binary): Remove duplicate folding
27069 of comparison of non-null ADDR_EXPR against null.
27071 2007-03-05 Richard Guenther <rguenther@suse.de>
27072 Dorit Nuzman <dorit@il.ibm.com>
27074 PR tree-optimization/26420
27075 * tree-vectorizer.c (vectorize_loops): Bail out early if there
27076 are no loops in the function. Only print the number of
27077 vectorized loops if it is greater than zero or we are supposed
27078 to print information about unvectorized loops.
27080 2007-03-05 Revital Eres <eres@il.ibm.com>
27082 * gcc.dg/var-expand1.c: New test.
27083 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
27084 when an accumulator is expanded.
27086 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27089 * c-common.c (convert_and_check): Don't give warnings for
27090 conversion if 'expr' already overflowed.
27092 2007-03-04 Roger Sayle <roger@eyesopen.com>
27094 PR middle-end/30744
27095 * fold-const.c (fold_comparison): Enforce type consistency when
27096 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
27098 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
27100 * tree-ssa-address.c (create_mem_ref): Do not put an expression
27101 containing a cast to the base of TARGET_MEM_REF.
27103 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
27105 * tree.c (tree_contains_struct_check_failed): Remove spurious
27106 whitespace from error message.
27108 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
27111 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
27112 instead of precision.
27114 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
27115 Nathan Sidwell <nathan@codesourcery.com>
27117 * emit-rtl.c (find_auto_inc): New.
27118 (try_split): recreate REG_INC notes,
27119 Use regular for loops rather than whiles.
27121 2007-03-03 Andreas Schwab <schwab@suse.de>
27123 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
27124 * configure: Regenerate.
27126 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27128 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
27129 flag_rounding_math, not flag_unsafe_math_optimizations.
27131 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
27133 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
27134 alpha_fold_vector_minmax): Likewise.
27135 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
27136 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
27138 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
27140 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
27141 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
27142 if the lhs has side-effects.
27143 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
27145 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
27147 * config/i386/i386.h (TUNEMASK): Remove define.
27148 (ARCHMASK): Remove define.
27149 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
27150 Use ix86_arch_mask variable instead of ARCHMASK.
27151 * config/i386/i386.c (override_options): Ditto.
27152 (standard_80387_constant_p): Ditto.
27154 2007-03-02 Ian Lance Taylor <iant@google.com>
27156 Used signed infinities in VRP.
27157 * tree-vrp.c (uses_overflow_infinity): New static function.
27158 (supports_overflow_infinity): New static function.
27159 (make_overflow_infinity): New static function.
27160 (negative_overflow_infinity): New static function.
27161 (positive_overflow_infinity): New static function.
27162 (is_negative_overflow_infinity): New static function.
27163 (is_positive_overflow_infinity): New static function.
27164 (is_overflow_infinity): New static function.
27165 (overflow_infinity_range_p): New static function.
27166 (compare_values_warnv): New function split out of compare_values.
27167 (compare_value): Call it.
27168 (set_value_range_to_nonnegative): Add overflow_infinity
27169 parameter. Change caller.
27170 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
27172 (vrp_expr_computes_nonzero): Likewise.
27173 (compare_ranges, compare_range_with_value): Likewise.
27174 (compare_name_with_value, compare_names): Likewise.
27175 (vrp_evaluate_conditional): Likewise.
27176 (set_value_range): Handle infinity
27177 (vrp_operand_equal_p, operand_less_p): Likewise.
27178 (extract_range_from_assert): Likewise.
27179 (vrp_int_const_binop): Likewise.
27180 (extract_range_from_binary_expr): Likewise.
27181 (extract_range_from_unary_expr): Likewise.
27182 (extract_range_from_comparison): Likewise.
27183 (extract_range_from_expr): Likewise.
27184 (dump_value_range): Likewise.
27185 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
27186 (test_for_singularity): Likewise.
27187 (vrp_int_const_binop): Remove inline qualifier.
27188 (adjust_range_with_scev): Add comment.
27189 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
27191 2007-03-02 Diego Novillo <dnovillo@redhat.com>
27193 * tree-ssa-structalias.c (could_have_pointers): Tidy.
27194 (get_constraint_for): Likewise.
27195 (do_structure_copy): Likewise.
27196 (find_func_aliases): Fix references to MODIFY_EXPR.
27197 (intra_create_variable_infos): Tidy.
27198 * tree-ssa-operands.c (add_virtual_operand): Add argument
27200 When adding members of alias sets, if IS_CALL_SITE is true and
27201 the symbol is not call-clobbered, skip it.
27202 Adjust all callers.
27204 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
27206 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
27207 entry by means of emit_insn_at_entry.
27209 2007-03-02 Richard Henderson <rth@redhat.com>
27211 * expr.h (promoted_input_arg): Remove decl.
27212 * function.c (promoted_input_arg): Merge into ...
27213 * combine.c (setup_incoming_promotions): ... only caller.
27214 Rearrange to avoid double loop.
27216 2007-03-02 Ben Elliston <bje@au.ibm.com>
27217 Peter Bergner <bergner@vnet.ibm.com>
27218 Janis Johnson <janis187@us.ibm.com>
27220 * config/rs6000/dfp.md: New file.
27221 * config/rs6000/rs6000.md: Include dfp.md.
27222 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
27223 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
27224 and TDmode decimal float modes in FP registers.
27225 (num_insns_constant): Likewise.
27226 (rs6000_legitimate_offset_address_p): Likewise.
27227 (rs6000_legitimize_address): Likewise.
27228 (rs6000_legitimize_reload_address): Likewise.
27229 (rs6000_legitimate_address): Likewise.
27230 (rs6000_emit_move): Likewise.
27231 (function_arg_boundary): Likewise.
27232 (function_arg_advance): Likewise.
27233 (rs6000_darwin64_record_arg_recurse): Likewise.
27234 (function_arg): Likewise.
27235 (rs6000_gimplify_va_arg): Likewise.
27236 (rs6000_split_multireg_move): Likewise.
27237 (rs6000_output_function_epilogue): Likewise.
27238 (rs6000_output_function_epilogue): Likewise.
27239 (rs6000_register_move_cost): Likewise.
27240 (rs6000_function_value): Likewise.
27241 (rs6000_libcall_value): Likewise.
27243 2007-03-02 Richard Sandiford <richard@codesourcery.com>
27245 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
27247 2007-03-02 Richard Sandiford <richard@codesourcery.com>
27249 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
27250 Use $MULTIDIR to choose between the kernel and RTP headers,
27251 and use $WIND_BASE and $WIND_USR to locate them.
27253 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
27255 * config/i386/i386.c (override_options): Put initialization of
27256 ix86_tune_mask and ix86_arch_mask to the correct place.
27258 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
27259 Michael Meissner <michael.meissner@amd.com>
27262 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
27263 (ARCHMASK): Define.
27264 (TARGET_CMOVE): Use ARCHMASK.
27265 (TARGET_CMPXCHG): Ditto.
27266 (TARGET_CMPXCHG8B): Ditto.
27267 (TARGET_XADD): Ditto.
27268 (TARGET_BSWAP): Ditto.
27269 * config/i386/i386.c (ix86_tune_mask): New global variable.
27270 (ix86_arch_mask): Ditto.
27271 (override_options): Initialize ix86_tune_mask and
27272 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
27275 2007-03-02 Ben Elliston <bje@au.ibm.com>
27278 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
27280 2007-03-02 Joseph Myers <joseph@codesourcery.com>
27282 * target.h (init_dwarf_reg_sizes_extra): New target hook.
27283 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
27284 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
27285 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
27287 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
27288 rs6000_init_dwarf_reg_sizes_extra): New.
27289 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
27290 SPE register high parts.
27292 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
27294 * Makefile.in: Add install-pdf target as
27295 copied from automake v1.10 rules.
27296 * configure.ac: Add install-pdf to target list.
27297 * configure: Regenerate.
27299 2007-03-01 Paul Brook <paul@codesourcery.com>
27301 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
27302 modes to LDRD for DImode.
27303 (output_move_double): Fixup out of range ldrd/strd.
27304 (vfp_secondary_reload_class): Rename...
27305 (coproc_secondary_reload_class): ... to this. Add wb argument.
27306 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
27307 coproc_secondary_reload_class for CLASS_IWMMXT.
27308 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
27309 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
27311 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
27313 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
27314 unroll factor by the estimated number of iterations.
27315 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
27316 than prefetch latency.
27318 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
27319 decode_caches_intel, detect_caches_intel): New functions.
27320 (host_detect_local_cpu): Use detect_caches_amd and
27321 detect_caches_intel.
27323 2007-03-01 Richard Henderson <rth@redhat.com>
27325 * expr.c (emit_move_complex_push): Export.
27326 (emit_move_complex_parts): Split out from ...
27327 (emit_move_complex): ... here.
27328 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
27329 * config/i386/i386.md (movcdi): New.
27331 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
27333 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
27334 size of mode1 to check for tieable modes in MMX case.
27336 2007-03-01 Richard Sandiford <richard@codesourcery.com>
27338 * Makefile.in (rtlanal.o): Depend on tree.h.
27339 * rtl.h (offset_within_section_p, split_const): Declare.
27340 * rtlanal.c: Include tree.h.
27341 (offset_within_block_p): New function, taken from
27342 mips_offset_within_object_p.
27343 (split_const): New function, taken from mips_split_const.
27344 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
27346 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
27347 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
27348 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
27349 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
27350 (m68k_illegitimate_symbolic_constant_p): New function.
27351 * config/m68k/m68k.md (movsi): Remove misleading predicates.
27352 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
27353 symbolic constant that might be outside the symbol's section,
27354 move the symbol first and then add the offset.
27355 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
27357 * config/mips/mips.c (mips_split_const): Delete.
27358 (mips_offset_within_object_p): Delete.
27359 (mips_symbolic_constant_p): Use offset_within_section_p and
27360 split_const instead of mips_offset_within_object_p and
27362 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
27363 (mips_legitimize_const_move, print_operand_reloc)
27364 (mips_dangerous_for_la25_p): Use split_const instead of
27367 2007-02-28 Eric Christopher <echristo@apple.com>
27369 * Makefile.in (install-include-dir): Don't rm -rf include.
27371 2007-02-28 Richard Guenther <rguenther@suse.de>
27373 PR middle-end/30364
27374 * fold-const.c (fold_binary): Do not associate expressions
27375 with more than one variable for integer types that do not wrap.
27377 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
27379 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
27380 Delete, and replace with...
27381 (fold_builtin_call_array): This. Update callers to use it.
27382 * fold-const.c (fold_build_call_list): Delete, and replace with...
27383 (fold_build_call_array): This.
27384 (fold_build_call_list_initializer): Delete, and replace with...
27385 (fold_build_call_array_initializer): This.
27386 * tree.h: Update declarations to reflect above changes.
27388 * c-typeck.c (build_function_call): Store converted arguments
27389 in a stack-allocated array instead of building a list.
27390 (convert_arguments): Store arguments in the array passed in as an
27391 argument, and return the actual number of arguments.
27392 * c-format.c: (check_function_format): Pass arguments in an
27393 array instead of a list.
27394 * c-common.c (check_function_nonnull): Likewise.
27395 (check_function_sentinel): Likewise.
27396 (check_function_arguments): Likewise.
27397 * c-common.h: Update declarations to reflect above changes.
27399 2007-02-28 Jan Hubicka <jh@suse.cz>
27401 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
27402 PRED_NEGATIVE_RETURN): Update outcomes.
27404 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
27406 * calls.c (emit_library_call_value_1): Handle partial registers
27407 correctly when building up CALL_INSN_FUNCTION_USAGE.
27409 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27411 * pa/predicates.md (move_src_operand): Allow zero for mode.
27412 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
27415 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
27418 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
27419 *movv2df_internal): Enable pattern only for valid operand
27421 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
27422 tie only 128bit modes. For MMX registers, tie only 64bit modes.
27424 2007-02-27 Mike Stump <mrs@apple.com>
27426 * config/darwin-crt3.c: Avoid compilation when compiling for a
27429 2007-02-27 Joseph Myers <joseph@codesourcery.com>
27431 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
27433 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
27434 for fixed headers and limits.h.
27435 (install-include-dir, install-headers-tar, install-headers-cpio,
27436 install-headers-cp, real-install-headers-tar,
27437 real-install-headers-cpio, real-install-headers-cp): Handle
27438 include-fixed as well as include.
27439 (install-mkheaders): Don't install files that go only in include
27441 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
27442 from GCC_INCLUDE_DIR.
27443 * gcc.c (process_command): Remove special -BstageN/ handling.
27444 (do_spec_1): Add include-fixed directories.
27446 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
27448 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
27450 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
27452 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
27455 2007-02-27 Mark Mitchell <mark@codesourcery.com>
27457 * c-common.c (get_priority): Add check for
27458 SUPPORTS_INIT_PRIORITY.
27460 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
27462 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
27464 * config/bfin/bfin.c: Include "cfglayout.h".
27465 (MAX_LSETUP_DISTANCE): New macro.
27466 (struct loop_info): New members incoming, incoming_src and
27467 incoming_dest. Delete member predecessor.
27468 (length_for_loop): New function.
27469 (bfin_optimize_loop): Handle more different loop structures.
27470 (bfin_discover_loop): Rework detection of predecessor blocks by
27471 examining incoming edges.
27472 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
27474 (bfin_reorder_loops): New function.
27475 (bfin_reorg_loops): Use these three new functions.
27477 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
27478 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
27479 (CONSTRAINT_LEN): Add entry for 'q'.
27480 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
27481 Add 'q' constraints.
27482 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
27483 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
27485 * config/bfin/bfin.md (add_with_carry): New pattern.
27486 (s_or_u, su_optab, su_modifier): New code macros/attrs.
27487 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
27488 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
27489 support unsigned multiplies too. Removed incorrect commutativity from
27490 operand 1 constraint where appropriate.
27491 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
27493 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
27494 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
27496 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
27497 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
27498 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
27499 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
27500 usmulhisi_hh_huh): New patterns.
27502 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
27503 lshifthi3): Fix output template to use half reg for operand 2.
27505 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
27508 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
27510 2007-02-27 Andreas Schwab <schwab@suse.de>
27512 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
27514 2007-02-27 Jan Hubicka <jh@suse.cz>
27516 * predict.c (last_basic_block_p): Remove.
27517 (tree_estimate_probability): Update return heuristic for commonized
27520 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
27522 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
27524 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
27526 * doc/include/gcc-common.texi (versionsubtitle): New macro.
27527 * doc/cpp.texi: Standardize title page.
27528 * doc/cppinternals.texi: Likewise.
27529 * doc/gcc.texi: Standardize title page, remove version number
27530 from copyright page.
27531 * doc/gccint.texi: Likewise.
27532 * doc/install.texi: Standardize title page, add table of
27535 2007-02-26 Jan Hubicka <jh@suse.cz>
27537 * predict.def: Set outcomes according to more recent results.
27538 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
27539 Remove dead predictors.
27540 * predict.c (return_prediction): Fix pasto.
27542 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
27544 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
27545 change; avoid a memory leak when returning early.
27547 2007-02-26 Mark Mitchell <mark@codesourcery.com>
27549 * c-decl.c (static_ctors): Move to c-common.c.
27550 (static_dtors): Likewise.
27551 (finish_function): Use c_record_cdtor_fn.
27552 (build_cdtor): Move to c-common.c.
27553 (c_write_global_declarations): Use c_build_cdtor_fns.
27554 * c-common.h (static_ctors): Declare.
27555 (static_dtors): Likewise.
27556 (c_record_cdtor_fn): Likewise.
27557 (c_build_cdtor_fns): Likewise.
27558 * c-common.c (static_ctors): New variable.
27559 (static_dtors): Likewise.
27560 (c_record_cdtor_fn): New function.
27561 (build_cdtor): Move from c-decl.c
27562 (c_build_cdtor_fns): New function.
27564 * output.h (assemble_addr_to_section): Declare.
27565 (get_cdtor_priority_section): Likewise.
27566 * varasm.c (assemble_addr_to_section): New function.
27567 (get_cdtor_priority_section): Likewise.
27568 (default_named_section_asm_out_destructor): Use them.
27569 (destor_dtor_section_asm_out_destructor): Likewise.
27570 (default_named_section_asm_out_constructor): Likewise.
27571 (default_ctor_section_asm_out_constructor): Likewise.
27572 * config.gcc (*-*-vxworks*): Include vxworks.o.
27573 * config/t-vxworks (vxworks.o): New target.
27574 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
27575 (TARGET_ASM_CONSTRUCTOR): Define.
27576 (TARGET_ASM_DESTRUCTOR): Likewise.
27577 (vxworks_asm_out_constructor): Declare.
27578 (vxworks_asm_out_destructor): Likewise.
27580 * c-common.c (get_priority): Check that we have not just an
27581 INTEGER_CST, but an integer constant with integeral type.
27583 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
27585 PR tree-optimization/30938
27586 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
27587 use &dt[nargs-1] instead of &dt[nargs] in the call to
27588 vect_is_simple_use().
27590 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
27592 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
27593 from register elimination as PRE_MODIFY / POST_MODIFY increments.
27594 Do not attempt to handle MEM inside auto-inc expressions.
27595 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
27596 of a register modified by an auto-inc expression. However, do handle
27597 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
27598 (elimination_effects): Prohibit elimination of a register modified
27599 by an auto-inc expression. Disable register elimination rules whose
27600 target register is modified by an auto-inc expression with variable
27603 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
27605 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
27607 (array_at_struct_end_p): New function.
27608 (idx_infer_loop_bounds): Use it.
27609 (estimate_numbers_of_iterations_loop): Export.
27610 * predict.c (predict_loops): Use estimated_loop_iterations_int.
27611 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
27612 (tree_estimate_probability): Call record_loop_exits.
27613 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
27614 (estimated_loop_iterations, estimated_loop_iterations_int,
27615 estimated_loop_iterations_tree): New functions.
27616 (analyze_siv_subscript_cst_affine,
27617 compute_overlap_steps_for_affine_1_2,
27618 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
27619 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
27620 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
27621 (PRED_LOOP_ITERATIONS_GUESSED): New.
27622 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
27623 * cfgloop.h (estimate_numbers_of_iterations_loop,
27624 estimated_loop_iterations_int): Declare.
27626 2007-02-25 Mark Mitchell <mark@codesourcery.com>
27628 * doc/extend.texi: Document optional priority argument to
27629 constructors and destructors.
27630 * tree.c (init_priority_for_decl): Adjust GTY markers.
27631 (init_ttree): Use priority-info hash functions for
27632 init_priority_for_decl.
27633 (tree_map_eq): Rename to ...
27634 (tree_map_base_eq): ... this.
27635 (tree_map_marked_p): Rename to ...
27636 (tree_map_base_marked_p): ... this.
27637 (tree_map_base_hash): New function.
27638 (decl_init_priority_lookup): Rework.
27639 (decl_fini_priority_lookup): New function.
27640 (decl_priority_info): New function.
27641 (decl_init_priority_insert): Use it.
27642 (decl_fini_priority_insert): Likewise.
27643 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
27645 (decl_restrict_base_insert): Likewise.
27646 (decl_debug_expr_insert): Likewise.
27647 (decl_value_expr_lookup): Likewise.
27648 (decl_value_expr_insert): Likewise.
27649 * tree.h (priority_type): New type.
27650 (decl_init_priority_lookup): Use priority_type.
27651 (decl_fini_priority_lookup): New function.
27652 (decl_init_priority_insert): Use priority_type.
27653 (decl_fini_priority_insert): New function.
27654 (DECL_HAS_INIT_PRIORITY): Tweak comments.
27655 (DECL_INIT_PRIORITY): Likewise.
27656 (SET_DECL_INIT_PRIORITY): Add comment.
27657 (DECL_FINI_PRIORITY): New macro.
27658 (SET_DECL_FINI_PRIORITY): Likewise.
27659 (DEFAULT_INIT_PRIORITY): Document.
27660 (MAX_INIT_PRIORITY): Likewise.
27661 (MAX_RESERVED_INIT_PRIORITY): Likewise.
27662 (tree_map_base): New type.
27663 (tree_map_base_eq): New function.
27664 (tree_map_base_hash): Likewise.
27665 (tree_map_base_marked_p): Likewise.
27666 (tree_map): Inherit from tree_map_base.
27667 (tree_map_eq): Make it a macro.
27668 (tree_map_marked_p): Likewise.
27669 (tree_int_map): Inherit from tree_map_base.
27670 (tree_int_map_eq): Make it a macro.
27671 (tree_int_map_hash): Likewise.
27672 (tree_int_map_marked_p): Likewise.
27673 (tree_priority_map): New type.
27674 (tree_priority_map_eq): New macro.
27675 (tree_priority_map_hash): Likewise.
27676 (tree_priority_map_marked_p): Likewise.
27677 * varasm.c (emults_decl): Adjust for refactoring of tree_map
27679 (emutls_common_1): Likewise.
27680 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
27681 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
27682 of tree_map hierarchy.
27683 * tree-cfg.c (move_stmt_r): Likewise.
27684 (new_label_mapper): Likewise.
27685 * c-tree.h (c_expand_body): Move to ...
27686 * c-common.h (c_expand_body): ... here.
27687 * c-decl.c (c_expand_body): Move to ...
27688 * c-common.c (c_expand_body): ... here.
27689 (c_common_attribute_table): Allow 1 argument for the constructor
27690 and destructor attributes.
27691 (get_priority): New function.
27692 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
27693 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
27695 2007-02-24 Jan Hubicka <jh@suse.cz>
27697 PR middle-end/30509
27698 * tree-inline.c (copy_bb): Produce exact copy of EH info when
27699 copying for inlining.
27701 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
27702 Jan Hubicka <jh@suse.cz>
27705 * cofnig/i386/i386.c (counter_mode): New function.
27706 (expand_set_or_movmem_via_loop): Use it.
27707 (expand_movmem_epilogue): Likewise; fix pasto.
27708 (ix86_expand_movmem): Do emit guard even for constant counts.
27709 (ix86_expand_setmem): Likewise.
27711 2007-02-25 Nick Clifton <nickc@redhat.com>
27713 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
27714 (JUMP_TABLES_IN_TEXT_SECTION): Define.
27716 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
27719 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
27720 count argument with 0x10, not with 0x16.
27721 (expand_setmem_epilogue): Ditto.
27723 2007-02-24 Mike Stump <mrs@apple.com>
27725 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
27728 2007-02-24 Richard Guenther <rguenther@suse.de>
27730 PR middle-end/30951
27731 * fold-const.c (fold_binary): Fold x +- CST op x for
27732 EQ_EXPR and NE_EXPR.
27734 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27736 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
27738 2007-02-24 Jan Hubicka <jh@suse.cz>
27740 * cgraphunit.c (decide_is_function_needed): Honor
27741 -fkeep-inline-functions.
27743 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27745 * builtins.c (fold_builtin_modf): New.
27746 (fold_builtin_2): Use it.
27748 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
27750 * loop-iv.c (implies_p): Detect additional cases where A implies B.
27751 (determine_max_iter): Take additional LOOP arg; all callers changed.
27752 Lose broken logic dealing with PLUS. Try to limit the upper bound by
27753 one using simplifications.
27754 (simplify_using_initial_values): Return if the expression becomes
27755 invalid due to altered regs.
27757 2007-02-23 DJ Delorie <dj@redhat.com>
27759 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
27761 2007-02-23 Mike Stump <mrs@apple.com>
27763 * tlink.c (scan_linker_output): Parse linker messages from
27764 darwin9's linker better.
27766 2007-02-23 Steve Ellcey <sje@cup.hp.com>
27769 * varpool.c (varpool_assemble_pending_decls): Set
27770 varpool_last_needed_node to null.
27772 2007-02-23 DJ Delorie <dj@redhat.com>
27774 * config/i386/i386.c (ix86_data_alignment): Don't specify an
27775 alignment bigger than the object file can handle.
27777 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
27780 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
27781 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
27782 (*movsf_1): Penalize MMX moves.
27784 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
27786 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
27787 2^32-1 or more times unless flag_unsafe_loop_optimizations.
27789 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
27791 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27793 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
27794 (fold_builtin_1): Use them.
27795 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
27796 BUILT_IN_SIGNIFICAND.
27798 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
27800 * config/i386/i386.c (bdesc_1arg): Initialize
27801 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
27802 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
27803 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
27804 and IX86_BUILTIN_MOVSLDUP.
27806 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
27808 PR rtl-optimization/30841
27809 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
27811 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27813 * builtins.c (fold_builtin_frexp): New.
27814 (fold_builtin_2): Use it.
27816 2007-02-22 Mark Mitchell <mark@codesourcery.com>
27818 * doc/invoke.texi (Spec Files): Document getenv spec function.
27820 * gcc.c (getenv_spec_function): New function.
27821 (static_spec_functions): Add it.
27822 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
27823 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
27826 2007-02-22 Michael Matz <matz@suse.de
27829 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
27830 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
27832 2007-02-22 Ian Lance Taylor <iant@google.com>
27835 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
27836 (mem_loc_descriptor): Call it.
27838 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
27839 Ira Rosen <irar@il.ibm.com>
27841 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
27843 2007-02-22 Ira Rosen <irar@il.ibm.com>
27845 PR tree-optimization/30843
27846 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
27847 stores only after all the group is vectorized.
27849 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
27851 PR tree-optimization/30858
27852 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
27853 in the reduction cycle have a single use in the loop.
27854 * tree-vectorizer.h (relevant): Add documentation.
27856 2007-02-20 Mike Stump <mrs@apple.com>
27858 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
27859 * configure: Regenerate.
27861 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
27863 Change the defaults of some parameters and options.
27864 * config/spu/spu-protos.h (spu_optimization_options): Declare.
27865 * config/spu/spu.c (spu_optimization_options): Add.
27866 (spu_override_options): Change params in spu_optimization_options.
27867 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
27869 Register 127 is only 16 byte aligned when used as a frame pointer.
27870 * config/spu/spu-protos.h (spu_init_expanders): Declare.
27871 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
27872 HARD_FRAME_POINTER_REGNUM.
27873 (spu_legitimate_address): Use regno_aligned_for_reload.
27874 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
27875 aligned when frame_pointer_needed is true.
27876 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
27878 * config/spu/spu.h (INIT_EXPANDERS): Define.
27880 Make sure shift and rotate instructions have valid immediate operands.
27881 * config/spu/predicates.md (spu_shift_operand): Remove.
27882 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
27883 * config/spu/constraints.md (W, O): Extend range.
27884 * config/spu/spu.md (umask, nmask): Define.
27885 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
27886 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
27887 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
27888 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
27889 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
27890 (lshr<mode>3_reg): Fix rtl description.
27892 Make sure mulhisi immediate operands are valid.
27893 * config/spu/predicates.md (imm_K_operand): Add.
27894 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
27896 Generate constants using fsmbi and andi.
27897 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
27898 (print_operand, spu_split_immediate, classify_immediate,
27899 fsmbi_const_p): Handle IC_FSMBI2.
27901 Correctly handle a CONST_VECTOR containing symbols.
27902 * config/spu/spu.c (print_operand): Handle HIGH correctly.
27903 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
27904 (immediate_load_p): Allow symbols that use 2 instructions to create.
27905 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
27906 with symbols when flag_pic is set.
27907 (const_vector_immediate_p): New.
27908 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
27909 accept a CONST_VECTOR with symbols.
27910 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
27911 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
27913 * config/spu/spu.md (high, low): Delete.
27914 (low_<mode>): Define.
27916 Remove INTRmode and INTR_REGNUM, which didn't work.
27917 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
27919 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
27920 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
27921 peephole2 pattern): Don't use INTR or 131.
27922 (movintrcc): Delete.
27923 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
27924 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
27925 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
27926 (UNSPEC_SET_INTR): Add.
27927 * config/spu/spu-modes.def (INTR): Remove.
27929 More accurate warnings about run-time relocations.
27930 * config/spu/spu.c (reloc_diagnostic): Test in_section.
27932 Correctly warn about immediate arguments to specific intrinsics.
27933 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
27934 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
27935 the instruction predicate.
27937 Fix tree check errors with latest update.
27938 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
27940 (spu_expand_builtin): Use CALL_EXPR_FN.
27942 Add missing specific intrinsics.
27943 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
27945 * config/spu/spu_internals.h: Ditto.
27947 Fix incorrect operand modifiers.
27948 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
27949 * config/spu/spu.md (xor<mode>3): Change %S to %J.
27951 Optimize one case of zero_extend of a vec_select.
27952 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
27954 Accept any immediate for hbr.
27955 * config/spu/spu.md (hbr): Change s constraints to i.
27957 2007-02-21 Paul Brook <paul@codesourcery.com>
27959 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
27960 condexec_count when skipping USE and CLOBBER.
27962 2007-02-21 Nick Clifton <nickc@redhat.com>
27964 * common.opt (Warray-bounds): Add Warning attribute.
27965 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
27967 (fsized-zeroes): Add Optimization attribute.
27968 (fsplit-wide-types, ftree-scev-cprop): Likewise.
27969 * c.opt (Wc++0x-compat): Add Warning attribute.
27971 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
27973 PR middle-end/30761
27974 * reload1.c (eliminate_regs_in_insn): In the single_set special
27975 case, attempt to re-recognize the insn before falling back to
27976 having reload fix it up.
27978 2007-02-20 Eric Christopher <echristo@gmail.com>
27980 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
27981 Rewrite accordingly.
27982 (frv_read_iacc_argument): Ditto.
27983 (frv_expand_set_builtin): Take a call instead of arglist, update for
27985 (frv_expand_unop_builtin): Ditto.
27986 (frv_expand_binop_builtin): Ditto.
27987 (frv_expand_cut_builtin): Ditto.
27988 (frv_expand_binopimm_builtin): Ditto.
27989 (frv_expand_voidbinop_builtin): Ditto.
27990 (frv_expand_int_void2arg): Ditto.
27991 (frv_expand_prefetches): Ditto.
27992 (frv_expand_voidtriop_builtin): Ditto.
27993 (frv_expand_voidaccop_builtin): Ditto.
27994 (frv_expand_load_builtin): Ditto.
27995 (frv_expand_store_builtin): Ditto.
27996 (frv_expand_mdpackh_builtin): Ditto.
27997 (frv_expand_mclracc_builtin): Ditto.
27998 (frv_expand_mrdacc_builtin): Ditto.
27999 (frv_expand_mwtacc_builtin): Ditto.
28000 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
28003 2007-02-20 Janis Johnson <janis187@us.ibm.com>
28005 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
28006 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
28008 (HAVE_GAS_DFP): Check for assembler support of decimal floating
28009 point instructions.
28010 * configure: Regenerate.
28011 * config.in: Regenerate.
28012 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
28013 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
28014 masks to power6 and power6x and to POWERPC_MASKS.
28015 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
28017 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
28018 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
28019 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
28020 Access PROTOTYPE as variable, not mask.
28022 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
28024 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
28025 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
28026 * combine.c (adjust_for_new_dest): Use it.
28027 * postreload.c (reload_combine): Likewise.
28029 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
28031 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
28032 notes on an insn with multiple sets, even if single_set returns
28033 non-NULL for that insn.
28035 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28037 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
28038 scalbn and scalbln.
28040 2007-02-20 Geoffrey Keating <geoffk@apple.com>
28042 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
28043 if user didn't pass it.
28044 * config/i386/darwin.h (CC1_SPEC): Likewise.
28045 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
28046 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
28047 -mmacosx-version-min.
28049 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28050 Uros Bizjak <ubizjak@gmail.com>
28052 * optabs.h (enum optab_index): Add new OTI_scalb.
28053 (scalb_optab): Define corresponding macro.
28054 * optabs.c (init_optabs): Initialize scalb_optab.
28055 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
28057 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
28058 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
28059 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
28060 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
28061 flag_unsafe_math_optimizations is set.
28063 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
28064 to implement scalbf, scalb and scalbl built-ins as inline x87
28067 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28068 DJ Delorie <dj@redhat.com>
28071 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
28072 (diagnostic_report_diagnostic): ... here, and turn them into real
28073 errors. If warnings are inhibited, no need to do anything.
28075 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
28077 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
28078 better code generation.
28080 2007-02-20 Ben Elliston <bje@au.ibm.com>
28082 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
28084 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
28086 * config/alpha/alpha.c, config/alpha/alpha.md,
28087 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
28088 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
28089 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
28090 config/arm/lib1funcs.asm: Follow spelling conventions.
28092 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
28093 config/fr30/fr30.md, config/i386/i386.h,
28094 config/iq2000/iq2000.h, config/iq2000/predicates.md,
28095 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
28096 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
28097 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
28098 config/rs6000/altivec.md, config/rs6000/rs6000.c,
28099 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
28100 config/sparc/sparc.c, config/sparc/sparc.h,
28101 config/sparc/sparc.md, config/spu/constraints.md,
28102 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
28105 2007-02-20 Alan Modra <amodra@bigpond.net.au>
28108 * varasm.c (use_blocks_for_decl_p): Return false for decls with
28111 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
28113 * doc/invoke.texi (-ftree-lrs): Remove.
28115 2007-02-19 Diego Novillo <dnovillo@redhat.com>
28117 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
28120 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
28122 * config/ia64/ia64.c (ia64_expand_builtin): Use the
28123 new CALL_EXPR_FN macro for retrieving the function
28124 declaration of the input expression.
28126 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28128 * c.opt (Waddress): New.
28129 * common.opt (Walways-true): Delete.
28130 (Wstring-literal-comparison): Delete.
28131 * doc/invoke.texi (Warning Options): Delete -Walways-true and
28132 -Wstring-literal-comparison. Add -Waddress.
28134 (Walways-true): Delete.
28135 (Wstring-literal-comparison): Delete.
28136 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
28137 consistently instead of -Walways-true in example.
28138 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
28139 * c-typeck.c (parser_build_binary_op): Replace
28140 -Wstring-literal-comparison and -Walways-true with -Waddress.
28141 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
28144 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
28146 * tree-cfg.c (dump_function_to_file): Be prepared for functions
28147 without DECL_STRUCT_FUNCTION initialized.
28149 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
28151 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
28152 due to calls to functions taking pointers as parameters.
28154 2007-02-19 Richard Henderson <rth@redhat.com>
28157 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
28160 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
28162 * config/s390/s390.c (s390_call_saved_register_used,
28163 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
28164 accessed to the new scheme.
28166 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
28168 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
28169 (cris_print_index, cris_print_operand, cris_print_operand_address)
28170 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
28171 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
28172 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
28173 GET_CODE () == xxx.
28174 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
28175 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
28176 GO_IF_LEGITIMATE_ADDRESS): Ditto.
28177 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
28178 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
28179 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
28180 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
28181 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
28182 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
28183 (uminsi3, call, call_value): Ditto.
28184 (define_split: indir_to_reg_split, unnamed): Ditto.
28186 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
28188 PR tree-optimization/30975
28189 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
28192 2007-02-18 Eric Christopher <echristo@gmail.com>
28194 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
28195 Remove use of arglist.
28196 (mips_expand_builtin): Remove use of arglist, pass in expr.
28197 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
28198 (mips_expand_builtin_movtf): Ditto.
28199 (mips_expand_builtin_compare): Ditto.
28201 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
28203 * tree-sra.c (sra_build_assignment): Replace assertion
28204 checking with a comment explaining why it can't be done.
28206 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
28208 PR middle-end/30833
28209 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
28210 during CALL_EXPR representation conversion.
28211 * tree-ssa-propagate.c (set_rhs): Likewise.
28213 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
28215 * tree-sra.c (sra_build_assignment): Disable assertion checking
28218 2007-02-18 Roger Sayle <roger@eyesopen.com>
28220 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
28221 instead of calling build2 with a GIMPLE_MODIFY_STMT.
28222 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
28224 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
28225 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
28226 gimplify_init_ctor_eval_range, gimple_push_cleanup,
28227 gimplify_omp_for, gimplify_omp_atomic_pipeline,
28228 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
28229 force_gimple_operand): Likewise.
28230 * ipa-cp.c (constant_val_insert): Likewise.
28231 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
28232 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
28233 perfect_nestify): Likewise.
28234 * langhooks.c (lhd_omp_assignment): Likewise.
28235 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
28236 lower_copyprivate_clauses, lower_send_clauses,
28237 lower_send_shared_vars, expand_parallel_call,
28238 expand_omp_for_generic, expand_omp_for_static_nochunk,
28239 expand_omp_for_static_chunk, expand_omp_sections,
28240 lower_omp_single_copy, lower_omp_for_lastprivate,
28241 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
28242 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
28243 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
28246 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
28248 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
28249 config/sh/sh.md: Follow spelling conventions.
28251 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
28252 config/frv/predicates.md: Follow spelling conventions.
28254 * config/m68k/linux-unwind.h: Fix a comment typo.
28255 * target.h: Follow spelling conventions.
28257 2007-02-18 Roger Sayle <roger@eyesopen.com>
28259 PR rtl-optimization/28173
28260 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
28261 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
28262 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
28263 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
28264 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
28266 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28268 * builtins.c (fold_builtin_load_exponent): New.
28269 (fold_builtin_2): Use it.
28271 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
28273 PR rtl-optimization/30773
28274 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
28275 if we fail to attach a REG_EQUIV note.
28277 2007-02-18 David Edelsohn <edelsohn@gnu.org>
28278 Roger Sayle <roger@eyesopen.com>
28280 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
28282 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
28284 * calls.c (initialize_argument_information): Pass original EXP
28285 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
28286 code to split complex arguments here, as part of initializing the
28288 (expand_call): Remove code that builds a list of arguments and
28289 inserts implicit arguments into it. Instead, just count how many
28290 implicit arguments there will be so we can determine the size of
28291 the ARGS array, and let initialize_argument_information do the work.
28292 (split_complex_values): Delete unused function.
28294 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
28296 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
28298 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
28300 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
28301 for arg pointer based indexed addressing.
28303 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
28305 * config/ia64/ia64.h, config/ia64/ia64.md,
28306 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
28307 spelling conventions.
28309 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
28311 * config/m68k/m68k.c (split_di): New.
28312 * config/m68k/m68k-protos.h: Declare split_di.
28313 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
28314 Improve predicate handling and split constant shifts.
28316 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
28318 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
28319 parameter for register bitfield operations, general predicates
28322 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
28324 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
28325 * config/m68k/linux-unwind.h: New file.
28327 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
28329 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
28330 config/i386/athlon.md, config/ia64/ia64.md,
28331 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
28332 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
28333 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
28334 tree-ssa-loop-niter.c, tree-vect-analyze.c,
28335 tree-vect-transform.c: Fix comment typos.
28337 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
28339 * sched-deps.c (find_insn_list): Remove.
28340 * sched-int.h: Remove the prototype for find_insn_list.
28342 2007-02-16 Geoffrey Keating <geoffk@apple.com>
28344 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
28346 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
28347 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
28348 darwin_rs6000_override_options.
28349 (C_COMMON_OVERRIDE_OPTIONS): Expect
28350 darwin_macosx_version_min to be non-NULL always.
28351 (TARGET_C99_FUNCTIONS): Likewise.
28352 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
28353 (DARWIN_MINVERSION_SPEC): New.
28354 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
28355 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
28357 (DARWIN_MINVERSION_SPEC): New.
28358 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
28360 * config/darwin-c.c (darwin_cpp_builtins): Expect
28361 darwin_macosx_version_min to be non-NULL always.
28363 * config/rs6000/rs6000.c: Clean up trailing whitespace.
28365 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
28367 * config/i386/i386.h (x86_use_xchgb): New.
28368 (TARGET_USE_XCHGB): New macro.
28369 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
28370 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
28371 Split after reload into bswaphi for shifts of 8.
28372 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
28373 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
28374 or when optimizing for size.
28376 2007-02-16 Richard Guenther <rguenther@suse.de>
28377 Christian Bruel <christian.bruel@st.com>
28379 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
28380 DECLs but prefer SSA_NAMEs over DECLs.
28382 2007-02-16 Richard Guenther <rguenther@suse.de>
28384 * tree-flow-inline.h (single_imm_use_p): Remove.
28385 (zero_imm_uses_p): Likewise.
28386 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
28387 instead of single_imm_use_p.
28388 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
28391 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28394 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
28395 nested double- and backquotes.
28397 2007-02-15 Roger Sayle <roger@eyesopen.com>
28399 PR middle-end/30391
28400 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
28401 should be unreachable.
28402 (build2_stat): Allow construction of MODIFY_EXPR at any time.
28403 For the time being redirect GIMPLE_MODIFY_STMT to the new
28404 (renamed) build_gimple_modify_stmt_stat.
28405 (build2_gimple_stat): Rename to...
28406 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
28407 Always build a GIMPLE_MODIFY_STMT node.
28408 * tree.h (build2_gimple, build2_gimple_stat): Delete.
28409 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
28412 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
28413 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
28414 * tree-complex.c (set_component_ssa_name, expand_complex_move,
28415 expand_complex_div_wide): Likewise.
28416 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
28417 * tree-ssa-loop-im.c (schedule_sm): Likewise.
28418 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
28419 * tree-ssa-loop-manip.c (create_iv): Likewise.
28420 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
28421 abs_replacement): Likewise.
28422 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
28423 realify_fake_stores): Likewise.
28425 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
28426 node rather than a GIMPLE_MODIFY_STMT node.
28427 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
28428 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
28430 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
28431 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
28432 GIMPLE_MODIFY_STMT.
28434 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
28436 PR middle-end/30433
28437 * fold-const.c (fold_comparison): Add back the
28438 folding of constant complex comparisions.
28440 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
28442 PR middle-end/30729
28443 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
28444 effects unknown to this function, return early.
28446 2007-02-15 Ian Lance Taylor <iant@google.com>
28448 * lower-subreg.c (move_eh_region_note): New static function.
28449 (resolve_simple_move): Call it.
28450 (decompose_multiword_subregs): Track blocks for which we resolve a
28451 simple move which is also a control flow insn. Pass them to
28452 find_many_sub_basic_blocks.
28453 (pass_lower_subreg): Add TODO_verify_flow.
28454 (pass_lower_subreg2): Likewise.
28456 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28457 Brooks Moses <brooks.moses@codesourcery.com>
28458 Lee Millward <lee.millward@codesourcery.com>
28460 * tree.h (enum tree_code_class): Add tcc_vl_exp.
28461 (VL_EXP_CLASS_P): New.
28462 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
28464 (TREE_OPERAND_CHECK_CODE): Likewise.
28465 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
28466 (TREE_RTL_OPERAND_CHECK): Likewise.
28467 (tree_operand_check_failed): Make second parameter the whole tree
28468 instead of its code. Fixed callers.
28469 (VL_EXP_CHECK): New.
28470 (TREE_OPERAND_LENGTH): New.
28471 (VL_EXP_OPERAND_LENGTH): New.
28472 (CALL_EXPR_FN): New.
28473 (CALL_EXPR_STATIC_CHAIN): New.
28474 (CALL_EXPR_ARGS): New.
28475 (CALL_EXPR_ARG): New.
28476 (call_expr_nargs): New.
28477 (CALL_EXPR_ARGP): New.
28478 (build_nt_call_list): Declare.
28479 (build_vl_exp_stat): Declare.
28480 (build_vl_exp): New.
28481 (build_call_list): Declare.
28482 (build_call_nary): Declare.
28483 (build_call_valist): Declare.
28484 (build_call_array): Declare.
28485 (call_expr_arg): Declare.
28486 (call_expr_argp): Declare.
28487 (call_expr_arglist): Declare.
28488 (fold_build_call_list): Declare.
28489 (fold_build_call_list_initializer): Declare.
28490 (fold_call_expr): Declare to replace fold_builtin.
28491 (fold_builtin_fputs): Update to agree with modified definition.
28492 (fold_builtin_strcpy): Likewise.
28493 (fold_builtin_strncpy): Likewise.
28494 (fold_builtin_memory_chk): Likewise.
28495 (fold_builtin_stxcpy_chk): Likewise.
28496 (fold_builtin_strncpy_chk): Likewise.
28497 (fold_builtin_next_arg): Likewise.
28498 (fold_build_call_expr): Declare.
28499 (fold_builtin_call_list): Declare.
28500 (fold_builtin_call_valist): Declare.
28501 (build_call_expr): Declare.
28502 (validate_arglist): Update to agree with modified definition.
28503 (tree_operand_length): New.
28504 (call_expr_arg_iterator): New.
28505 (init_call_expr_arg_iterator): New.
28506 (next_call_expr_arg): New.
28507 (first_call_expr_arg): New.
28508 (more_call_expr_args_p): New.
28509 (FOR_EACH_CALL_EXPR_ARG): New.
28511 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
28512 and tcc_gimple_stmt.
28513 (tree_code_size): Update documentation. Use sizeof (tree) rather
28514 than sizeof (char *).
28515 (tree_size): Likewise. Add case for tcc_vl_exp.
28516 (tree_node_structure): Add case for tcc_vl_exp.
28517 (contains_placeholder_p): Likewise.
28518 (substitute_in_expr): Likewise.
28519 (substitute_placeholder_in_expr): Likewise.
28520 (stabilize_reference_1): Likewise.
28521 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
28522 to diagnose breakage of this interface for constructing CALL_EXPRs.
28523 (build_nt): Add similar assertion here.
28524 (build_nt_call_list): New.
28525 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
28526 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
28528 (get_callee_fndecl): Use new CALL_EXPR accessors.
28529 (tree_operand_check_failed): Change parameters to pass entire node
28530 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
28531 (process_call_operands): New.
28532 (build_vl_exp_stat): New.
28533 (build_call_list): New.
28534 (build_call_nary): New.
28535 (build_call_valist): New.
28536 (build_call_array): New.
28537 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28538 (call_expr_arglist): New.
28540 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
28541 tcc_vl_exp instead of a fixed-size tcc_expression.
28543 * doc/c-tree.texi (CALL_EXPR): Document new representation and
28544 accessors for CALL_EXPRs.
28545 (AGGR_INIT_EXPR): Likewise.
28547 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28548 Brooks Moses <brooks.moses@codesourcery.com>
28549 Lee Millward <lee.millward@codesourcery.com>
28551 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
28552 (expand_builtin_nonlocal_goto): Change parameter to be entire
28553 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
28554 (expand_builtin_prefetch): Likewise.
28555 (expand_builtin_classify_type): Likewise.
28556 (mathfn_built_in): Return NULL_TREE instead of 0.
28557 (expand_errno_check): Use new CALL_EXPR accessors.
28558 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
28559 Return NULL_RTX instead of 0.
28560 (expand_builtin_mathfn_2): Likewise.
28561 (expand_builtin_mathfn_3): Likewise.
28562 (expand_builtin_interclass_mathfn): Likewise.
28563 (expand_builtin_sincos): Likewise.
28564 (expand_builtin_cexpi): Likewise.
28565 (expand_builtin_int_roundingfn): Likewise.
28566 (expand_builtin_int_roundingfn_2): Likewise.
28567 (expand_builtin_pow): Likewise.
28568 (expand_builtin_powi): Likewise.
28569 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
28570 of arglist, fixing callers appropriately. Use new CALL_EXPR
28571 accessors and constructors. Return NULL_RTX instead of 0.
28572 (expand_builtin_strstr): Likewise.
28573 (expand_builtin_strchr): Likewise.
28574 (expand_builtin_strrchr): Likewise.
28575 (expand_builtin_strpbrk): Likewise.
28576 (expand_builtin_memcpy): Likewise.
28577 (expand_builtin_mempcpy): Likewise.
28578 (expand_builtin_mempcpy_args): New.
28579 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
28580 (expand_builtin_memmove_args): New.
28581 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
28582 (expand_movstr): Likewise.
28583 (expand_builtin_strcpy): Likewise.
28584 (expand_builtin_strcpy_args): New.
28585 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
28586 (expand_builtin_strncpy): Likewise.
28587 (expand_builtin_memset): Likewise.
28588 (expand_builtin_memset_args): New.
28589 (expand_builtin_bzero): Similarly to expand_builtin_memset.
28590 (expand_builtin_memcmp): Likewise.
28591 (expand_builtin_strcmp): Likewise.
28592 (expand_builtin_strncmp): Likewise.
28593 (expand_builtin_strcat): Likewise.
28594 (expand_builtin_strncat): Likewise.
28595 (expand_builtin_strspn): Likewise.
28596 (expand_builtin_strcspn): Likewise.
28597 (expand_builtin_args_info): Likewise.
28598 (expand_builtin_va_start): Likewise.
28599 (gimplify_va_arg_expr): Likewise.
28600 (expand_builtin_va_end): Likewise.
28601 (expand_builtin_va_copy): Likewise.
28602 (expand_builtin_frame_address): Likewise.
28603 (expand_builtin_alloca): Likewise.
28604 (expand_builtin_bswap): Likewise.
28605 (expand_builtin_unop): Likewise.
28606 (expand_builtin_fputs): Likewise.
28607 (expand_builtin_expect): Likewise.
28608 (expand_builtin_fabs): Likewise.
28609 (expand_builtin_copysign): Likewise.
28610 (expand_builtin_printf): Likewise.
28611 (expand_builtin_fprintf): Likewise.
28612 (expand_builtin_sprintf): Likewise.
28613 (expand_builtin_init_trampoline): Likewise.
28614 (expand_builtin_signbit): Likewise.
28615 (expand_builtin_fork_or_exec): Likewise.
28616 (expand_builtin_sync_operation): Likewise.
28617 (expand_builtin_compare_and_swap): Likewise.
28618 (expand_builtin_lock_test_and_set): Likewise.
28619 (expand_builtin_lock_release): Likewise.
28620 (expand_builtin): Likewise.
28621 (builtin_mathfn_code): Likewise.
28623 (fold_builtin_constant_p): Pass call arguments individually instead
28624 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28625 accessors and constructors. Return NULL_TREE instead of 0.
28626 (fold_builtin_expect): Likewise.
28627 (fold_builtin_classify_type): Likewise.
28628 (fold_builtin_strlen): Likewise.
28629 (fold_builtin_nan): Likewise.
28630 (integer_valued_real_p): Likewise.
28631 (fold_trunc_transparent_mathfn): Likewise.
28632 (fold_fixed_mathfn): Likewise.
28633 (fold_builtin_cabs): Likewise.
28634 (fold_builtin_sqrt): Likewise.
28635 (fold_builtin_cbrt): Likewise.
28636 (fold_builtin_cos): Likewise.
28637 (fold_builtin_cosh): Likewise.
28638 (fold_builtin_tan): Likewise.
28639 (fold_builtin_sincos): Likewise.
28640 (fold_builtin_cexp): Likewise.
28641 (fold_builtin_trunc): Likewise.
28642 (fold_builtin_floor): Likewise.
28643 (fold_builtin_ceil): Likewise.
28644 (fold_builtin_round): Likewise.
28645 (fold_builtin_int_roundingfn): Likewise.
28646 (fold_builtin_bitop): Likewise.
28647 (fold_builtin_bswap): Likewise.
28648 (fold_builtin_logarithm): Likewise.
28649 (fold_builtin_hypot): Likewise.
28650 (fold_builtin_pow): Likewise.
28651 (fold_builtin_powi): Likewise.
28652 (fold_builtin_exponent): Likewise.
28653 (fold_builtin_memset): Likewise.
28654 (fold_builtin_bzero): Likewise.
28655 (fold_builtin_memory_op): Likewise.
28656 (fold_builtin_bcopy): Deleted; call site changed to invoke
28657 fold_builtin_memory_op directly.
28658 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
28659 (fold_builtin_strncpy): Likewise.
28660 (fold_builtin_memcmp): Likewise.
28661 (fold_builtin_strcmp): Likewise.
28662 (fold_builtin_strncmp): Likewise.
28663 (fold_builtin_signbit): Likewise.
28664 (fold_builtin_copysign): Likewise.
28665 (fold_builtin_isascii): Likewise.
28666 (fold_builtin_toascii): Likewise.
28667 (fold_builtin_isdigit): Likewise.
28668 (fold_builtin_fabs): Likewise.
28669 (fold_builtin_abs): Likewise.
28670 (fold_builtin_fmin_fmax): Likewise.
28671 (fold_builtin_carg): Likewise.
28672 (fold_builtin_classify): Likewise.
28673 (fold_builtin_unordered_cmp): Likewise.
28675 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
28676 New functions split out from fold_builtin_1.
28677 (fold_builtin_n): New.
28678 (fold_builtin_varargs): New.
28679 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
28681 (fold_call_expr): New.
28682 (build_function_call_expr): Rewrite to use new helper function.
28683 (fold_builtin_call_list): New.
28684 (build_call_expr): New.
28685 (fold_builtin_call_valist): New.
28686 (rewrite_call_expr): New.
28687 (validate_arg): New.
28688 (validate_arglist): Change parameter to be entire CALL_EXPR instead
28689 of an arglist. Change return type to bool. Use new CALL_EXPR
28692 (fold_builtin_strstr): Pass call arguments individually instead
28693 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28694 accessors and constructors. Return NULL_TREE instead of 0.
28695 (fold_builtin_strchr): Likewise.
28696 (fold_builtin_strrchr): Likewise.
28697 (fold_builtin_strpbrk): Likewise.
28698 (fold_builtin_strcat): Likewise.
28699 (fold_builtin_strncat): Likewise.
28700 (fold_builtin_strspn): Likewise.
28701 (fold_builtin_strcspn): Likewise.
28702 (fold_builtin_fputs): Likewise.
28703 (fold_builtin_next_arg): Likewise.
28704 (fold_builtin_sprintf): Likewise.
28706 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
28707 NULL_RTX instead of 0.
28708 (expand_builtin_memory_chk): Likewise.
28709 (maybe_emit_chk_warning): Likewise.
28710 (maybe_emit_sprintf_chk_warning): Likewise.
28712 (fold_builtin_object_size): Pass call arguments individually instead
28713 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28714 accessors and constructors. Return NULL_TREE instead of 0.
28715 (fold_builtin_memory_chk): Likewise.
28716 (fold_builtin_stxcpy_chk): Likewise.
28717 (fold_builtin_strncpy_chk): Likewise.
28718 (fold_builtin_strcat_chk): Likewise.
28719 (fold_builtin_strcat_chk): Likewise.
28720 (fold_builtin_strncat_chk): Likewise.
28721 (fold_builtin_sprintf_chk): Likewise.
28722 (fold_builtin_snprintf_chk): Likewise.
28723 (fold_builtin_printf): Likewise.
28724 (fold_builtin_vprintf): Likewise.
28726 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
28728 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
28729 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28730 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
28731 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
28732 (fold_unary): Likewise.
28733 (fold_binary): Likewise.
28734 (fold_ternary): Remove CALL_EXPR case, since they are no longer
28735 ternary expressions.
28736 (fold): Add logic for tcc_vl_exp.
28737 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
28738 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28739 (fold_build3_stat): Add assertion to flag broken interface for
28740 constructing CALL_EXPRs.
28741 (fold_build_call_list): New.
28742 (fold_build_call_list_initializer): New.
28743 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
28745 (fold_strip_sign_ops): Likewise.
28747 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28748 Brooks Moses <brooks.moses@codesourcery.com>
28749 Lee Millward <lee.millward@codesourcery.com>
28751 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
28752 accessors and dump arguments explicitly.
28754 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
28756 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
28758 (print_call_name): Use new CALL_EXPR accessors.
28760 * print-tree.c (print_node): Add case tcc_vl_exp. Print
28761 CALL_EXPR arguments explicitly instead of as a list. Use
28762 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28764 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
28765 (vrp_visit_stmt): Likewise.
28767 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
28768 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
28770 (force_move_till_expr): Likewise.
28772 * targhooks.c (default_external_stack_protect_fail): Use
28773 build_call_expr instead of build_function_call_expr.
28774 (default_hidden_stack_protect_fail): Likewise.
28776 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
28779 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
28780 and walk arguments explicitly.
28782 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
28783 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28784 (expand_simple_operations): Likewise.
28785 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
28787 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
28788 of TREE_CODE_LENGTH.
28789 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
28791 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
28792 instead of TREE_CODE_LENGTH.
28794 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
28795 (tree_ic_transform): Likewise.
28796 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
28797 parameter instead of arglist. Fix callers.
28798 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
28799 (tree_stringops_transform): Likewise.
28800 (tree_indirect_call_to_profile): Likewise.
28801 (tree_stringops_values_to_profile): Likewise.
28803 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
28804 (eliminate_tail_call): Likewise.
28806 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
28808 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
28809 Use TREE_OPERAND_LENGTH and generalize to handle any number of
28811 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
28813 * omp-low.c (build_omp_barrier): Use build_call_expr.
28814 (lower_rec_input_clauses): Likewise.
28815 (lower_reduction_clauses): Likewise.
28816 (expand_parallel_call): Likewise.
28817 (maybe_catch_exception): Likewise.
28818 (expand_omp_for_generic): Likewise.
28819 (expand_omp_for_static_nochunk): Likewise.
28820 (expand_omp_sections): Likewise.
28821 (lower_omp_single_simple): Likewise.
28822 (lower_omp_single_copy): Likewise.
28823 (lower_omp_master): Likewise.
28824 (lower_omp_ordered): Likewise.
28825 (lower_omp_critical): Likewise.
28827 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
28828 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
28830 * tree-gimple.c (is_gimple_call_addr): Fix doc.
28831 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
28832 TREE_CODE_LENGTH. Add tcc_vl_exp case.
28834 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
28835 and generalize to handle any number of operands.
28836 (chrec_contains_undetermined): Likewise.
28837 (tree_contains_chrecs): Likewise.
28838 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
28840 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
28842 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
28843 fold_call_expr instead of fold_builtin.
28844 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
28845 match declarations there.
28846 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
28849 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
28850 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28852 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
28853 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
28855 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
28858 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
28859 (execute_cse_sincos): Use new CALL_EXPR accessors.
28861 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
28863 * gimple-low.c (lower_function_body): Use build_call_expr.
28864 (lower_builtin_setjmp): Likewise.
28866 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
28867 (set_storage_via_libcall): Likewise.
28868 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
28869 instead of TREE_CODE_LENGTH.
28870 (expand_expr_real_1): Use new CALL_EXPR accessors.
28872 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
28873 generalize to handle any number of operands.
28874 (TB_parent_eq): Likewise.
28876 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
28877 (strip_builtin_expect): Likewise.
28879 * function.c (gimplify_parameters): Use build_call_expr.
28881 * tree-vectorizer.c (vect_is_simple_reduction): Use
28882 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28884 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
28885 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
28887 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
28890 * gimplify.c (build_stack_save_restore): Use build_call_expr.
28891 (gimplify_decl_expr): Likewise.
28892 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
28893 Use new CALL_EXPR iterators.
28894 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
28895 (gimplify_modify_expr_to_memset): Likewise.
28896 (gimplify_variable_sized_compare): Likewise.
28897 (gimplify_omp_atomic_fetch_op): Likewise.
28898 (gimplify_omp_atomic_pipeline): Likewise.
28899 (gimplify_omp_atomic_mutex): Likewise.
28900 (gimplify_function_tree): Likewise.
28902 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
28903 (call_expr_flags): Likewise.
28904 (expand_call): Likewise.
28906 * except.c (expand_builtin_eh_return_data_regno): Pass entire
28907 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
28910 * coverage.c (create_coverage): Use build_call_expr.
28912 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
28913 (temp_call_expr_obstack): New.
28914 (pool_copy_list): Delete.
28915 (temp_copy_call_expr): New.
28916 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
28917 CALL_EXPR accessors. Get rid of special goo for copying argument
28918 lists and use temp_copy_call_expr instead.
28919 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
28920 CALL_EXPR accessors.
28921 (create_expression_by_pieces): Likewise. Use build_call_array
28922 to construct the result instead of fold_build3.
28923 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
28924 dealing with argument lists.
28925 (init_pre): Remove references to expression_node_pool and
28926 list_node_pool. Init temp_call_expr_obstack instead.
28927 (fini_pre): Remove references to expression_node_pool and
28930 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
28931 and walk arguments explicitly instead of as a list.
28933 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
28934 (mx_register_decls): Likewise.
28935 (mudflap_register_call): Likewise.
28936 (mudflap_finish_file): Likewise.
28938 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
28939 (ipa_callsite_compute_param): Likewise.
28941 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
28942 accessors and constructor.
28944 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
28945 accessors and constructor.
28946 (convert_tramp_reference): Likewise.
28947 (convert_call_expr): Likewise.
28948 (finalize_nesting_tree_1): Likewise.
28950 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
28953 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
28955 * tree-inline.c (initialize_inlined_parameters): Pass entire
28956 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
28958 (estimate_num_insns_1): Use new CALL_EXPR accessors.
28959 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
28961 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
28962 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28963 (vectorizable_reduction): Likewise.
28964 (vectorizable_call): Use new CALL_EXPR iterators.
28965 (vectorizable_conversion): Use build_call_expr.
28966 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
28967 (vect_gen_widened_results_half): Use build_call_expr.
28968 (vect_setup_realignment): Likewise.
28969 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
28971 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
28972 (pass_through_call): Likewise.
28973 (compute_object_sizes): Likewise. Use fold_call_expr instead of
28976 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
28977 (tree_gen_pow2_profiler): Likewise.
28978 (tree_gen_one_value_profiler): Likewise.
28979 (tree_gen_ic_func_profiler): Likewise.
28980 (tree_gen_average_profiler): Likewise.
28981 (tree_gen_ior_profiler): Likewise.
28983 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
28984 (find_func_aliases): Use new CALL_EXPR accessors. Add case
28985 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28987 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
28988 of TREE_CODE_LENGTH.
28990 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
28991 of TREE_CODE_LENGTH.
28993 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
28995 (convert_to_integer): Likewise.
28997 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
29000 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
29001 Brooks Moses <brooks.moses@codesourcery.com>
29002 Lee Millward <lee.millward@codesourcery.com>
29004 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
29006 * config/frv/frv.c (frv_expand_builtin): Likewise.
29007 * config/s390/s390.c (s390_expand_builtin): Likewise.
29009 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
29010 (sparc_expand_builtin): Use new CALL_EXPR accessors.
29012 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
29013 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
29014 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
29015 (ix86_expand_store_builtin): Likewise.
29016 (ix86_expand_unop_builtin): Likewise.
29017 (ix86_expand_unop1_builtin): Likewise.
29018 (ix86_expand_sse_compare): Likewise.
29019 (ix86_expand_sse_comi): Likewise.
29020 (ix86_expand_vec_init_builtin): Likewise.
29021 (ix86_expand_vec_ext_builtin): Likewise.
29022 (ix86_expand_vec_set_builtin): Likewise.
29023 (ix86_expand_builtin): Use new CALL_EXPR accessors.
29025 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
29026 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
29028 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
29029 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
29030 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
29032 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
29034 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
29035 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
29036 arglist. Use new CALL_EXPR accessors. Fix callers.
29037 (altivec_expand_abs_builtin): Likewise.
29038 (rs6000_expand_binop_builtin): Likewise.
29039 (altivec_expand_predicate_builtin): Likewise.
29040 (altivec_expand_lv_builtin): Likewise.
29041 (spe_expand_stv_builtin): Likewise.
29042 (altivec_expand_stv_builtin): Likewise.
29043 (rs6000_expand_ternop_builtin): Likewise.
29044 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
29045 (altivec_expand_st_builtin): Likewise.
29046 (altivec_expand_dst_builtin): Likewise.
29047 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
29048 arglist. Use new CALL_EXPR accessors. Fix callers.
29049 (altivec_expand_vec_set_builtin): Likewise.
29050 (altivec_expand_vec_ext_builtin): Likewise.
29051 (altivec_expand_builtin): Use new CALL_EXPR accessors.
29052 (spe_expand_builtin): Likewise.
29053 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
29054 arglist. Use new CALL_EXPR accessors. Fix callers.
29055 (spe_expand_evsel_builtin): Likewise.
29056 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
29057 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
29059 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
29060 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
29061 (arm_expand_unop_builtin): Likewise.
29062 (arm_expand_builtin): Use new CALL_EXPR accessors.
29064 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
29067 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
29068 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
29070 (bfin_expand_unop_builtin): Likewise.
29071 (bfin_expand_builtin): Use new CALL_EXPR accessors.
29073 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
29074 Brooks Moses <brooks.moses@codesourcery.com>
29075 Lee Millward <lee.millward@codesourcery.com>
29077 * c-semantics.c (build_stmt): Add internal diagnostic check.
29079 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
29080 accessors. Print arguments explicitly instead of as a list.
29082 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
29084 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
29085 (c_finish_omp_flish): Likewise.
29087 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
29088 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
29089 instead of TREE_CODE_LENGTH.
29090 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
29091 (c_warn_unused_result): Likewise.
29093 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29096 * doc/invoke.texi (Warning Options): Remove
29097 -Werror-implicit-function-declaration.
29098 (Wimplicit-function-declaration): Update description.
29099 * opts.c (common_handle_option): Move handling of -Werror=* to...
29100 (enable_warning_as_error): ...here.
29101 * opts.h (enable_warning_as_error): Declare.
29102 * c-decl.c (implicit_decl_warning): Unless
29103 -Wno-implicit-function-declaration is given, emit a pedwarn if
29104 -std=c99 or emit a warning if -Wimplicit-function-declaration.
29105 * c.opt (Wimplicit-function-declaration): Replace
29106 mesg_implicit_function_declaration with
29107 warn_implicit_function_declaration.
29108 * c-opts.c (c_common_handle_option):
29109 -Werror-implicit-function-declaration is exactly equal as
29110 -Werror=implicit-function-declaration.
29111 (set_Wimplicit): Replace mesg_implicit_function_declaration with
29112 warn_implicit_function_declaration.
29113 (c_common_post_options): -Wimplict-function-declaration is enabled
29114 by default by -std=c99, otherwise is disabled by default.
29115 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
29117 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
29119 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
29120 DECL on the rhs to a DECL on the lhs for debug info purposes if the
29121 former is ignored but not the latter.
29123 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
29125 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
29126 is made and the reference doesn't use the alias set of its type,
29127 do not create the temporary using that type.
29129 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
29131 * jump.c: Remove prototypes for delete_computation and
29132 delete_prior_computation.
29134 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
29136 * jump.c (get_label_after): Delete.
29137 (get_label_before, delete_computation, delete_jump,
29138 delete_prior_computation, follow_jumps): Move...
29139 * reorg.c (delete_computation, delete_prior_computation): ... here...
29140 (get_label_before, delete_jump): ... making these static ...
29141 (follow_jumps): ... and simplifying this since it only runs after
29143 * rtl.h (get_label_after, get_label_before, delete_jump,
29144 follow_jumps): Delete prototypes.
29146 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
29148 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
29150 2007-02-15 Nick Clifton <nickc@redhat.com>
29152 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
29153 order to prevent it from being munged by the target.
29155 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
29157 * config/i386/i386.md: Remove misleading comment.
29159 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
29161 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
29162 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
29165 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
29167 * tree-sra.c (instantiate_missing_elements): Canonicalize
29169 (sra_build_assignment): New.
29170 (generate_copy_inout, generate_element_copy,
29171 generate_element_zero, generate_one_element_init): Use it.
29173 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
29175 * tree-sra.c (instantiate_missing_elements): Canonicalize
29177 (sra_build_assignment): New.
29178 (generate_copy_inout, generate_element_copy,
29179 generate_element_zero, generate_one_element_init): Use it.
29181 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
29183 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
29186 2007-02-14 Joseph Myers <joseph@codesourcery.com>
29188 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
29189 types as aggregates not scalars.
29190 * function.c (assign_stack_temp_for_type): Likewise.
29192 2007-02-14 Roger Sayle <roger@eyesopen.com>
29193 Zdenek Dvorak <dvorakz@suse.cz>
29195 * tree-dump.c (dump_switch_p_1): Require exact match of the option
29198 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
29200 * passes.c (next_pass_1): Clear the next field of the copied
29203 2007-02-14 Richard Henderson <rth@redhat.com>
29205 * tree-sra.c (early_sra): New.
29206 (decl_can_be_decomposed_p): Deny va_list if early_sra.
29207 (tree_sra_early, pass_sra_early): New.
29208 * tree-pass.h (pass_sra_early): Declare.
29209 * passes.c (init_optimization_passes): Use it.
29211 2007-02-14 Richard Guenther <rguenther@suse.de>
29213 * flags.h (issue_strict_overflow_warning): Convert to a macro.
29215 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
29217 PR tree-optimization/30771
29218 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
29220 (vect_analyze_operations): Induction phis can now be marked as
29222 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
29223 Update documentation accordingly.
29225 2007-02-14 Nick Clifton <nickc@redhat.com>
29227 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
29228 most 3 arguments are supported.
29229 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
29231 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
29233 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
29234 Ensure dst->current is valid.
29236 2007-02-13 Paul Brook <paul@codesourcery.com>
29238 * config.gcc: Add arm*-*-uclinux-*eabi.
29239 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
29240 (SUBTARGET_EXTRA_LINK_SPEC): Define.
29241 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
29242 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
29243 (LINK_SPEC): Define.
29244 (LIB_SPEC): Define.
29245 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
29247 * config/arm/uclinux-eabi.h: New file.
29248 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
29249 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
29252 2007-02-13 Ian Lance Taylor <iant@google.com>
29254 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
29255 * flags.h (warn_strict_overflow): Declare.
29256 (enum warn_strict_overflow_code): Define.
29257 (issue_strict_overflow_warning): New static inline function.
29258 * opts.c (warn_strict_overflow): New variable.
29259 (common_handle_option): Handle OPT_Wstrict_overflow and
29260 OPT_Wstrict_overflow_.
29261 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
29263 * fold-const.c: Include intl.h.
29264 (fold_deferring_overflow_warnings): New static variable.
29265 (fold_deferred_overflow_warning): New static variable.
29266 (fold_deferred_overflow_code): New static variable.
29267 (fold_defer_overflow_warnings): New function.
29268 (fold_undefer_overflow_warnings): New function.
29269 (fold_undefer_and_ignore_overflow_warnings): New function.
29270 (fold_deferring_overflow_warnings_p): New function.
29271 (fold_overflow_warning): New static function.
29272 (make_range): Add strict_overflow_p parameter. Change all
29274 (extract_muldiv, extract_muldiv_1): Likewise.
29275 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
29276 tree_expr_nonnegative_p.
29277 (fold_negate_expr): Call fold_overflow_warning.
29278 (fold_range_test): Likewise.
29279 (fold_comparison): Likewise.
29280 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
29281 instead of tree_expr_nonnegative_p.
29282 (tree_expr_nonnegative_warnv_p): Rename from
29283 tree_expr_nonnegative_p, add strict_overflow_p parameter.
29284 (tree_expr_nonnegative_p): New function.
29285 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
29286 strict_overflow_p parameter.
29287 (tree_expr_nonzero_p): New function.
29288 * passes.c (verify_interpass_invariants): New static function.
29289 (execute_one_pass): Call it.
29290 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
29292 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
29293 (estimate_numbers_of_iterations): Likewise.
29294 (scev_probably_wraps_p): Likewise.
29295 * tree-ssa-ccp.c: Include "toplev.h".
29296 (evaluate_stmt): Defer fold overflow warnings until we know we are
29298 (struct fold_stmt_r_data): Add stmt field.
29299 (fold_stmt_r): Defer fold overflow warnings until we know we
29301 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
29302 (fold_stmt_inplace): Likewise.
29303 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
29304 (cleanup_control_expr_graph): Defer fold overflow warnings until
29305 we know we are going to optimize.
29306 * tree-cfg.c (fold_cond_expr_cond): Likewise.
29307 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
29309 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
29310 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
29311 * tree-ssa-loop-manip.c (create_iv): Likewise.
29312 * c-typeck.c (build_conditional_expr): Likewise.
29313 (build_binary_op): Likewise.
29314 * tree-vrp.c (vrp_expr_computes_nonzero): Call
29315 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
29316 (extract_range_from_unary_expr): Likewise.
29317 * simplify-rtx.c (simplify_const_relational_operation): Warn when
29318 assuming that signed overflow does not occur.
29319 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
29320 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
29321 (fold_defer_overflow_warnings): Declare.
29322 (fold_undefer_overflow_warnings): Declare.
29323 (fold_undefer_and_ignore_overflow_warnings): Declare.
29324 (fold_deferring_overflow_warnings_p): Declare.
29325 (tree_expr_nonzero_warnv_p): Declare.
29326 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
29327 of warning options.
29328 (Warning Options): Document -Wstrict-overflow.
29329 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
29330 (tree-ssa-ccp.o): Likewise.
29331 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
29332 (fold-const.o): Depend on intl.h.
29334 2007-02-13 Ian Lance Taylor <iant@google.com>
29336 PR middle-end/30751
29337 * lower-subreg.c (resolve_simple_move): Decompose subregs in
29340 2007-02-13 Stuart Hastings <stuart@apple.com>
29342 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
29344 2007-02-13 Richard Henderson <rth@redhat.com>
29346 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
29347 handled_component_p before looking for the indirect_ref.
29349 2007-02-13 Richard Henderson <rth@redhat.com>
29351 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
29352 remove flags clobber.
29353 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
29354 (bswaphi_lowpart): New.
29355 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
29356 remove TARGET_BSWAP test. Delete expander of the same name.
29358 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
29359 (expand_unop): Use them.
29361 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
29363 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
29364 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
29365 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
29366 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
29367 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
29368 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
29369 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
29370 assembler dialect choice from asm templates.
29372 2007-02-12 Richard Henderson <rth@redhat.com>
29374 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
29375 (fixuns_trunc<SSEMODEF>si2): Use it.
29376 * config/i386/sse.md (vec_setv4sf_0): Export.
29377 * config/i386/i386.c (ix86_build_const_vector): Export.
29378 (ix86_split_convert_uns_si_sse): Rename from
29379 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
29380 * config/i386/i386-protos.h: Update.
29382 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29385 * c-typeck.c (c_finish_return): Improve warning message.
29387 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29389 * alias.c (find_symbolic_term): Delete unused function.
29391 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
29393 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
29394 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
29395 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
29397 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
29399 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
29400 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
29401 the function, temporarily point the debug interface to the null one.
29403 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
29405 * dwarf2out.c (round_up_to_align): New static function.
29406 (field_byte_offset): Use it to round the offset.
29408 2007-02-12 Richard Henderson <rth@redhat.com>
29410 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
29411 (inswl_const): Export.
29413 2007-02-12 Richard Henderson <rth@redhat.com>
29415 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
29416 result mode of the libcall, convert back to outmode.
29418 2007-02-12 Roger Sayle <roger@eyesopen.com>
29420 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
29421 (bswapdi2): New define_expand to implement 32-bit implementation.
29423 2007-02-12 Nick Clifton <nickc@redhat.com>
29425 * doc/invoke.texi (Overall Options): Document --help=.
29426 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
29427 (cc1_options): Pass --help= on to cc1.
29428 (display_help): Add description of --help=.
29429 (process_command): Add code to handle --help=. Allow translated
29430 --help and --target-help switches to be passed on to compiler
29432 (main): Remove unused if statement.
29433 * opts.c (columns): Remove.
29434 (LEFT_COLUMN): Define.
29435 (wrap_help): Add columns argument.
29436 (print_filtered_help): Change parameters to be an include bitmask,
29437 an exclude bitmask, an any bitmask and the column width. Move the
29438 code to display the params list here. Add code to display the
29439 status of options rather than their descriptions if the quiet flag
29441 (print_specific_help): Change parameters to be an include bitmask,
29442 an exclude bitmask and an any bitmask. Move code to look up the
29443 column width here. Decide upon the title for an options listing.
29444 (common_handle_options): Add code to handle --help=. Adapt code
29445 for --help and --target-help to use the revised form of the
29446 print_specific_help function.
29447 (print_help): Delete.
29448 (print_param_help): Delete.
29449 (print_switch): Delete.
29450 * opts.h (cl_lang_count): Add prototype.
29451 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
29452 CL_MAX_OPTION_CLASS): New defines.
29453 * optc-gen.awk: Add construction of cl_lang_count.
29454 * c.opt: Add Warning attribute to warning options and Optimization
29455 attribute to optimization options.
29456 * common.opt: Likewise.
29458 Add -fhelp and -ftarget-help as aliases for the transformed --help
29459 and --target-help options.
29460 * opt-functions.awk: Add code to handle Warning and Optimization
29463 2007-02-12 Richard Henderson <rth@redhat.com>
29465 * config/alpha/constraints.md: New file.
29466 * config/alpha/alpha.c: Include tm-constrs.h.
29467 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
29468 alpha_extra_constraint): Remove.
29469 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
29470 * config/alpha/alpha-protos.h: Update.
29471 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
29472 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
29473 (EXTRA_CONSTRAINT): Remove.
29474 * config/alpha/alpha.md: Include constraints.md.
29475 (adddi splitter): Use satisfies_constraint_*.
29476 * config/alpha/predicates.md (add_operand): Likewise.
29477 (sext_add_operand, addition_operation): Likewise.
29479 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
29481 PR tree-optimization/29145
29482 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
29483 in our handling of restrict qualified pointers.
29485 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29488 * doc/invoke.texi (Wunused-value): Update description.
29489 (Wextra): Delete item.
29490 * opts.c (set_Wextra): Don't use the value of Wextra to set the
29491 value of Wunused-value.
29492 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
29493 (c_finish_stmt_expr): Don't check extra_warnings.
29494 (emit_side_effect_warnings): The caller is responsible to check
29497 2007-02-11 Roger Sayle <roger@eyesopen.com>
29498 Matt Thomas <matt@3am-software.com>
29500 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
29502 2007-02-11 Roger Sayle <roger@eyesopen.com>
29504 * simplify-rtx.c (simplify_relational_operation_1): Optimize
29505 comparisons of POPCOUNT against zero.
29506 (simplify_const_relational_operation): Likewise.
29508 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29510 * doc/invoke.texi (Wextra): Delete outdated paragraph.
29512 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29514 * dwarf2out.c (root_type): Delete unused function.
29516 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29518 * genattrtab.c (contained_in_p): Delete unused function.
29519 (write_expr_attr_cache): Likewise.
29521 2007-02-11 Jan Hubicka <jh@suse.cz>
29523 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
29526 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
29528 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
29529 to add the REG_EQ* note.
29530 * see.c (see_merge_one_use_extension): Likewise.
29531 * local-alloc.c (update_equiv_regs): Likewise. Also don't
29532 turn REG_EQUAL notes into REG_EQUIV notes if the target
29533 register may have more than one set.
29534 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
29535 * gcse.c (try_replace_reg): Likewise.
29536 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
29537 * calls.c (fixup_tail_calls): Likewise. Abort if there is
29538 more than one REG_EQUIV note.
29539 * reload1.c (gen_reload): Use set_unique_reg_note.
29541 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
29543 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
29544 (ix86_builtin_conversion): New function.
29546 2007-02-06 Mark Mitchell <mark@codesourcery.com>
29549 * tree.h (DECL_REPLACEABLE_P): New macro.
29550 * except.c (set_nothrow_function_flags): Likewise.
29552 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
29553 Ira Rosen <irar@il.ibm.com>
29554 Dorit Nuzman <dorit@il.ibm.com>
29556 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
29557 * targhooks.c (default_builtin_vectorized_conversion): New.
29558 * targhooks.h (default_builtin_vectorized_function): New declaration.
29559 * target.h (struct vectorize): Add builtin_conversion field.
29560 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
29561 stmt_vec_info_type value.
29562 (vectorizable_conversion): New declaration.
29563 * tree-vect-analyze.c (vect_analyze_operations): Add
29564 vectorizable_conversion call.
29565 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
29566 * tree-vect-transform.c (vectorizable_conversion): New function.
29567 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
29568 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
29570 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
29571 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
29572 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
29573 or ALTIVEC_BUILTIN_VCFSX.
29575 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29578 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
29579 CONST_DOUBLE and operand 0 is a hard register.
29580 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
29581 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
29582 is a hard floating-point register.
29584 2007-02-10 Richard Henderson <rth@redhat.com>
29585 Jakub Jelinek <jakub@redhat.com>
29586 Alexandre Oliva <aoliva@redhat.com>
29588 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
29589 * builtin-types.def (BT_WORD): Make unsigned.
29590 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
29591 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
29592 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
29593 * c-decl.c (grokdeclarator): Don't error if !have_tls.
29594 * c-parser.c (c_parser_omp_threadprivate): Likewise.
29595 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
29597 * expr.c (emutls_var_address): New.
29598 (expand_expr_real_1): Expand emulated tls.
29599 (expand_expr_addr_expr_1): Likewise.
29600 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
29601 * output.h (emutls_finish): Declare.
29602 * toplev.c (compile_file): Call it.
29603 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
29604 address before wrapping in CONST.
29605 * varasm.c (emutls_htab, emutls_object_type): New.
29606 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
29607 (get_emutls_object_name, get_emutls_object_type): New.
29608 (get_emutls_init_templ_addr, emutls_decl): New.
29609 (emutls_common_1, emutls_finish): New.
29610 (assemble_variable): When emulating tls, swap decls; generate
29611 constructor for the emutls objects.
29612 (do_assemble_alias): When emulating tls, swap decl and target name.
29613 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
29615 * varpool.c (decide_is_variable_needed): Look at force_output.
29616 Recurse for emulated tls.
29617 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
29618 with decide_is_variable_needed.
29619 * emutls.c: New file.
29620 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
29621 tls_object for real tls.
29623 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
29625 PR rtl-optimization/29599
29626 * reload1.c (eliminate_regs_in_insn): Take the destination
29627 mode into account when computing the offset.
29629 2007-02-09 Stuart Hastings <stuart@apple.com>
29630 Richard Henderson <rth@redhat.com>
29632 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
29633 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
29634 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
29635 fixuns_truncdfhi2): New.
29636 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
29637 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
29638 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
29639 (floatunssidf2): Allow nonimmediate source.
29640 * config/i386/sse.md (movdi_to_sse): New.
29641 (vec_concatv2di): Drop '*'.
29642 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
29643 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
29644 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
29646 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
29647 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
29648 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
29649 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
29650 (ix86_build_signbit_mask): Fix decl of v, refactor to call
29651 ix86_build_const_vector.
29652 (x86_emit_floatuns): Rewrite.
29654 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29656 * genautomata.c (longest_path_length): Delete unused function.
29657 (struct state): Delete unused longest_path_length.
29658 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
29659 (get_free_state): Delete unused.
29661 2007-02-09 Jan Hubicka <jh@suse.cz>
29663 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
29664 * doc/invoke.texi (inline-unit-growth): Update default value.
29666 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
29667 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
29668 (rebuild_cgraph_edges): Likewise.
29669 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
29670 (dump_cgraph_node): Dump frequencies.
29671 (cgraph_clone_edge): Add frequency scales.
29672 (cgraph_clone_node): Add freuqnecy.
29673 * cgraph.h (cgraph_edge): Add freuqnecy argument.
29674 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
29675 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
29676 * tree-pass.h (TODO_rebuild_frequencies): New constant.
29677 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
29678 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
29679 (save_inline_function_body): Likewise.
29680 * ipa-inline.c: inluce rtl.h
29681 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
29682 (cgraph_edge_badness): Use frequencies.
29683 (cgraph_decide_recursive_inlining): Update clonning.
29684 (cgraph_decide_inlining_of_small_function): Dump frequency.
29685 * predict.c (estimate_bb_frequencies): Export.
29686 * predict.h (estimate_bb_frequencies): Declare.
29687 * tree-inline.c (copy_bb): Watch overflows.
29688 (expand_call_inline): Update call of cgraph_create_edge.
29689 (optimize_inline_calls): Use TODO flags to update frequnecies.
29690 * passes.h: Include predict.h
29691 (init_optimization_passes): Move profile ahead.
29692 (execute_function_todo): Handle TODO_rebuild_frequencies.
29694 2007-02-09 Roger Sayle <roger@eyesopen.com>
29696 * config/alpha/alpha.c (emit_insxl): Force the first operand of
29697 the insbl or inswl pattern into a register.
29699 2007-02-09 Roger Sayle <roger@eyesopen.com>
29701 * config/ia64/ia64.md (bswapdi2): New define_insn.
29703 2007-02-09 Richard Henderson <rth@redhat.com>
29705 * config/i386/constraints.md (Ym): New constraint.
29706 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
29707 (movdi_1_rex64): Split sse and xmm general register moves from
29708 memory move alternatives. Use conditional register constraints.
29709 (movsf_1, movdf_integer): Likewise.
29710 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
29711 (movdf_integer_rex64): New.
29712 (pushsf_rex64): Fix output constraints.
29713 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
29714 (sse2_stored): Likewise.
29715 (sse2_storeq_rex64): New.
29716 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
29717 amd and not generic.
29718 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
29719 for optimize_size. Remove SF/DFmode hack.
29721 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
29723 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
29726 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
29727 Richard Sandiford <richard@codesourcery.com>
29729 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
29730 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
29731 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
29732 m68k/t-mlib to tmake_file.
29733 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
29734 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
29735 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
29736 Allow it to be cf or m68k. Set m68k_arch_family. If that
29737 variable is not empty, add t-$m68k_arch_family to tmake_file.
29738 Add t-mlibs to tmake_file.
29739 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
29740 * config/m68k/t-cf: New file.
29741 * config/m68k/t-m68k: Likewise.
29742 * config/m68k/t-mlibs: Likewise.
29743 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29744 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29745 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
29746 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29747 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
29749 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
29750 (INSTALL_LIBGCC): Delete.
29751 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
29752 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29753 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29754 (M68K_MLIB_CPU): Define.
29755 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29756 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29757 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
29759 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
29760 Richard Guenther <rguenther@suse.de>
29762 PR middle-end/23361
29763 * fold-const.c (fold_comparison): Handle obfuscated comparisons
29764 against INT_MIN/INT_MAX.
29765 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
29766 file if a loop is removed.
29768 2007-02-09 Joseph Myers <joseph@codesourcery.com>
29770 * calls.c (store_one_arg): Pass correct alignment to
29771 emit_push_insn for non-BLKmode values.
29772 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
29773 unaligned stack slot via a suitably aligned slot.
29775 2007-02-08 DJ Delorie <dj@redhat.com>
29777 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
29779 (legal_subregs): Use unsigned char, make const.
29780 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
29782 2007-02-08 Paul Brook <paul@codesourcery.com>
29784 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
29785 special interworking needed.
29787 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
29789 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
29790 conditional to __SSE2__.
29791 (Entries below should have been added to first ChangeLog
29792 entry for amdfam10 dated 2007-02-05)
29793 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
29795 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
29797 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
29800 2007-02-08 DJ Delorie <dj@redhat.com>
29802 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
29803 * config/m32c/m32c.c (legal_subregs): New.
29804 (m32c_illegal_subreg_p): New.
29805 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
29806 unsupported subregs of hard regs.
29808 2007-02-08 Jan Hubicka <jh@suse.cz>
29810 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
29811 the same one; always update histograms.
29813 2007-02-08 Diego Novillo <dnovillo@redhat.com>
29815 * passes.c (init_optimization_passes): Tidy comment.
29817 2007-02-08 Roger Sayle <roger@eyesopen.com>
29819 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
29820 strip zero_extend, bswap and rotates from POCOUNT's argument.
29821 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
29822 zero_extend and rotates from PARITY's argument.
29823 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
29824 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
29825 of an integer constant at compile-time.
29827 2007-02-08 Diego Novillo <dnovillo@redhat.com>
29830 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
29832 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
29835 * tree-ssa-live.c (remove_unused_locals): Do not remove
29836 TREE_ADDRESSABLE variables.
29837 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
29838 * tree-ssa-operands.c (add_virtual_operand): Remove argument
29839 FOR_CLOBBER. Update all users.
29840 If VAR has an associated alias set, add a virtual operand for
29841 it if no alias is found to conflict with the memory reference.
29843 2007-02-07 Jan Hubicka <jh@suse.cz>
29844 Robert Kidd <rkidd@crhc.uiuc.edu>
29846 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
29848 2007-02-07 Ian Lance Taylor <iant@google.com>
29850 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
29852 2007-02-07 Roger Sayle <roger@eyesopen.com>
29854 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
29855 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
29856 tablejumpdi, movsi_to_cr_one): Remove constraints from
29857 define_expand's match_operands.
29859 2007-02-07 Roger Sayle <roger@eyesopen.com>
29861 * global.c (compute_regsets): Move declatation of "i" inside of
29862 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
29864 2007-02-07 Jakub Jelinek <jakub@redhat.com>
29867 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
29868 of INDIRECT_REF <RESULT_DECL>.
29870 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
29872 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
29873 Kaz Kojima <kkojima@gcc.gnu.org>
29876 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
29878 (sh_initialize_trampoline): Add parentheses to avoid a warning.
29880 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
29882 * doc/loop.texi: Document possibility not to perform disambiguation
29883 of loops with multiple latches.
29884 * cfgloopmanip.c (alp_enum_p): Removed.
29885 (add_loop): Handle subloops. Use get_loop_body_with_size.
29886 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
29887 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
29888 the new forwarder block.
29889 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
29890 Handle the case latch is NULL.
29891 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
29892 modifications when marking loop exits.
29893 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
29895 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
29896 disambiguate_loops_with_multiple_latches.
29897 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
29898 before fix_loop_structure.
29899 * cfgloop.c: Include pointer-set.h and output.h.
29900 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
29901 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
29902 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
29903 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
29904 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
29905 disambiguate_multiple_latches, get_loop_body_with_size,
29906 disambiguate_loops_with_multiple_latches): New functions.
29907 (flow_loop_dump): Dump multiple latch edges.
29908 (flow_loop_nodes_find): Handle loops with multiple latches.
29909 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
29910 (glb_enum_p): Modified.
29911 (get_loop_body): Use get_loop_body_with_size.
29912 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
29913 (AVOID_CFG_MODIFICATIONS): New constant.
29914 (disambiguate_loops_with_multiple_latches, add_loop,
29915 get_loop_body_with_size): Declare.
29916 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
29918 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
29920 PR inline-asm/28686
29921 * global.c (compute_regsets): New function.
29922 (global_alloc): Refactored ELIMINABLE_REGSET
29923 and NO_GLOBAL_ALLOC_REGS computation out.
29924 (rest_of_handle_global_alloc): Call compute_regsets()
29925 for non-optimizing case.
29927 2007-02-06 Richard Henderson <rth@redhat.com>
29929 * config/i386/constraints.md (Y2): Rename from Y.
29930 (Yi): New constraint.
29931 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
29932 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
29933 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
29934 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
29935 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
29936 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
29937 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
29938 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
29939 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
29940 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
29941 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
29942 vec_extractv2si_1): Change Y constraints to Y2.
29943 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
29944 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
29945 Change Y constraints to Y2.
29946 (sse2_loadld): Change Y constraints to x.
29948 2007-02-06 Roger Sayle <roger@eyesopen.com>
29950 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
29951 (parity<mode>2): New define_expand using rs6000_emit_parity.
29952 * config/rs6000/rs6000.c (rs6000_emit_popcount,
29953 rs6000_emit_parity): New functions.
29954 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
29955 rs6000_emit_parity): Prototype here.
29957 2007-02-06 Ian Lance Taylor <iant@google.com>
29959 * lower-subreg.c (simple_move_operand): Reject CONST.
29960 (resolve_clobber): Call validate_change rather than directly
29961 assigning to XEXP (pat, 0).
29963 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
29965 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
29966 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
29967 (tree-cfg.o): Remove hashtab.h dependency.
29969 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
29970 (struct ivopts_data): Change niters to pointer_map_t.
29971 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
29972 (niter_for_exit): Create pointer_map on demand. Change for
29974 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
29975 (free_loop_data): Destroy data->niters if created and reset field.
29976 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
29977 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
29979 * tree-ssa-reassoc.c: Include pointer-set.h.
29980 (bb_rank): Change to long *.
29981 (operand_rank): Change to pointer_map_t.
29982 (find_operand_rank): Return long, -1 if not found. Declare as inline.
29983 (insert_operand_rank): Accept long.
29984 (operand_entry_hash, operand_entry_eq): Remove.
29985 (get_rank): Return long. Adjust for changes above.
29986 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
29988 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
29990 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
29991 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
29992 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
29994 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
29995 directly since it cannot be NULL.
29996 (get_vi_for_tree): Rewrite for pointer_map API.
29997 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
29998 (init_alias_vars): Create vi_for_tree as pointer_map.
29999 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
30001 * tree-cfg.c: Don't include hashtab.h.
30002 (edge_to_cases): Declare as pointer_map.
30003 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
30005 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
30006 (start_recording_case_labels): Create edge_to_cases as pointer_map.
30007 (end_recoding_case_labels): Cleanup edge_to_cases manually before
30009 (record_switch_edge): Delete.
30010 (get_cases_for_edge): Adjust for pointer_map API, inline
30011 record_switch_edge (rewritten for new API), remove goto.
30013 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
30015 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
30016 * tree-nested.c: Include pointer-set.h.
30017 (var_map_elt, var_map_eq, var_map_hash): Delete.
30018 (struct nesting_info): Remove GTY marker. Change the two htab_t's
30019 to pointer_map_t's.
30020 (nesting_info_bitmap_obstack): New.
30021 (lookup_field_for_decl): Adjust for pointer_map API.
30022 (lookup_tramp_for_decl): Adjust for pointer_map API.
30023 (get_nonlocal_debug_decl): Adjust for pointer_map API.
30024 (get_local_debug_decl): Adjust for pointer_map API.
30025 (convert_nl_goto_reference): Adjust for pointer_map API.
30026 (convert_nl_goto_receiver): Adjust for pointer_map API.
30027 (create_nesting_tree): Create outside GGC space. Create bitmap on
30028 the new obstack. Create field_map and var_map as pointer_maps.
30029 (free_nesting_tree): Adjust for changes to create_nesting_tree.
30031 (lower_nested_functions): Move root here, no need to NULL it.
30032 Initialize and release the obstack.
30034 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
30036 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
30037 Remove prototypes and make them non-static.
30038 (struct tree_int_map): Remove.
30039 * tree.h (struct tree_int_map): Move here, turning TO into an
30041 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
30043 * tree.h (TREE_COMPLEXITY): Remove.
30044 (struct tree_exp): Remove complexity field.
30045 * tree.c (build1_stat): Don't set it.
30047 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
30048 Victor Kaplansky <victork@il.ibm.com>
30050 * tree-vectorizer.c (vect_is_simple_use): Support induction.
30051 (vect_is_simple_reduction): Support reduction with induction as
30052 one of the operands.
30053 (vect_is_simple_iv_evolution): Fix formatting.
30054 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
30055 formatting. Don't mark induction phis for vectorization.
30056 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
30057 * tree-vect-transform.c (get_initial_def_for_induction): New function.
30058 (vect_get_vec_def_for_operand): Support induction.
30059 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
30061 (vectorizable_reduction): Support reduction with induction as one of
30063 (vectorizable_type_demotion): Use def-type of stmt argument rather
30064 than dummy def-type.
30066 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
30067 flag_tree_scev_cprop.
30068 * common.opt (tree-scev-cprop): New flag.
30070 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
30071 call to vect_get_new_vect_var.
30073 2007-02-06 Ira Rosen <irar@il.ibm.com>
30075 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
30076 vectype is not NULL.
30077 (vect_pattern_recog_1): Likewise.
30079 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30081 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
30082 (fold_negate_expr): Likewise.
30084 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
30087 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
30088 even if cv-qualification is the same.
30090 2007-02-05 Geoffrey Keating <geoffk@apple.com>
30092 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
30093 __enable_execute_stack on completion.
30095 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30097 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
30098 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
30099 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
30100 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
30101 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
30102 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
30103 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
30104 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
30106 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30108 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
30109 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
30110 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
30111 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
30112 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
30113 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
30114 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
30115 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
30116 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
30117 umuldi3_highpart_rex64, umulsi3_highpart_insn,
30118 umulsi3_highpart_zext, smuldi3_highpart_rex64,
30119 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
30120 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
30121 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
30122 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
30123 sqrtextenddfxf2_i387): Added amdfam10_decode.
30125 * config/i386/athlon.md (athlon_idirect_amdfam10,
30126 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
30127 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
30128 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
30129 athlon_ivector_store_amdfam10): New define_insn_reservation.
30130 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
30133 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30135 * config/i386/athlon.md (athlon_call_amdfam10,
30136 athlon_pop_amdfam10, athlon_lea_amdfam10): New
30137 define_insn_reservation.
30138 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
30139 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
30140 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
30142 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30144 * config/i386/athlon.md (athlon_sseld_amdfam10,
30145 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
30146 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
30148 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30150 * config/i386/athlon.md (athlon_sseins_amdfam10): New
30151 define_insn_reservation.
30152 * config/i386/i386.md (sseins): Added sseins to define_attr type
30153 and define_attr unit.
30154 * config/i386/sse.md: Set type attribute to sseins for insertq
30157 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30159 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
30160 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
30161 ssecomi_load_amdfam10, ssecomi_amdfam10,
30162 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
30163 define_insn_reservation.
30164 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
30166 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30168 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
30169 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
30170 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
30171 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
30172 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
30173 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
30174 define_insn_reservation.
30176 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
30177 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
30178 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
30179 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
30180 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
30182 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30184 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
30185 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
30186 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
30187 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
30188 athlon_ssemul_load_k8): Added amdfam10.
30190 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30192 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
30193 (x86_sse_unaligned_move_optimal): New variable.
30195 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
30197 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
30198 for unaligned vector SSE double/single precision loads for AMDFAM10.
30200 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30202 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
30203 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
30204 Define TARGET_CPU_DEFAULT_amdfam10.
30205 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
30206 (processor_type): Add PROCESSOR_AMDFAM10.
30208 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
30209 processor_type in config/i386/i386.h.
30210 Enable imul peepholes for TARGET_AMDFAM10.
30212 * config.gcc: Add support for --with-cpu option for amdfam10.
30214 * config/i386/i386.c (amdfam10_cost): New variable.
30215 (m_AMDFAM10): New macro.
30216 (m_ATHLON_K8_AMDFAM10): New macro.
30217 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
30218 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
30219 x86_promote_QImode, x86_integer_DFmode_moves,
30220 x86_partial_reg_dependency, x86_memory_mismatch_stall,
30221 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
30222 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
30223 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
30224 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
30225 Enable/disable for amdfam10.
30226 (override_options): Add amdfam10_cost to processor_target_table.
30227 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
30228 processor_alias_table.
30229 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
30230 (ix86_adjust_cost): Add code for amdfam10.
30232 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30234 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
30235 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
30236 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
30237 * config/i386/i386.h: Add builtin definition for SSE4A.
30238 * config/i386/i386.md: Add support for ABM instructions
30239 (popcnt and lzcnt).
30240 * config/i386/sse.md: Add support for SSE4A instructions
30241 (movntss, movntsd, extrq, insertq).
30242 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
30243 Add -march=amdfam10 flag.
30244 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
30245 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
30247 * doc/extend.texi: Add documentation for SSE4A builtins.
30249 2007-02-05 Bob Wilson <bob.wilson@acm.org>
30251 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
30253 2007-02-05 Richard Guenther <rguenther@suse.de>
30255 * tree-vectorizer.h (vectorizable_function): Add argument type
30256 argument, change return type.
30257 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
30258 * tree-vect-transform.c (vectorizable_function): Handle extra
30259 argument, return vectorized function decl.
30260 (build_vectorized_function_call): Remove.
30261 (vectorizable_call): Handle calls with result and argument types
30262 differing. Handle loop vectorization factor correctly.
30263 * targhooks.c (default_builtin_vectorized_function): Adjust for
30265 * targhooks.h (default_builtin_vectorized_function): Likewise.
30266 * target.h (builtin_vectorized_function): Add argument type
30268 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
30269 extra argument, allow vectorizing of lrintf.
30270 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
30271 documentation of target hook.
30273 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
30276 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
30277 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
30278 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
30280 2007-02-05 Roger Sayle <roger@eyesopen.com>
30282 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
30283 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
30284 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
30285 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
30286 before canonicalizing sincos to cexpi.
30287 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
30289 2007-02-05 Roger Sayle <roger@eyesopen.com>
30291 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
30292 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
30293 (alpha_init_builtins): Use alpha_add_builtins to process tables.
30295 2007-02-05 Roger Sayle <roger@eyesopen.com>
30297 * mips-tfile.c (initialize_init_file): Correct endianness test.
30299 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
30301 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
30302 the 'y' constraint.
30304 2007-02-05 Richard Sandiford <richard@codesourcery.com>
30306 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
30307 saves in a PARALLEL before the register assignments.
30309 2007-02-05 Richard Sandiford <richard@codesourcery.com>
30311 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
30312 DWARF_FRAME_RETURN_COLUMN to be a general register.
30313 * dwarf2out.c (init_return_column_size): New function, split from...
30314 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
30315 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
30316 to be nongeneral registers.
30317 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
30319 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
30320 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
30322 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
30324 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
30326 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
30328 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
30329 (remove_path): Use can_remove_branch_p and remove_branch instead
30330 of loop_delete_branch_edge.
30331 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
30332 (tree_transform_and_unroll_loop): Remove dead branches immediately.
30333 Update profile using scale_dominated_blocks_in_loop.
30334 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
30335 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
30336 (can_remove_branch_p, remove_branch): Declare.
30337 * tree-cfg.c (tree_can_remove_branch_p): New function.
30338 (tree_cfg_hooks): Add tree_can_remove_branch_p.
30339 * cfgrtl.c (rtl_can_remove_branch_p): New function.
30340 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
30342 2007-02-05 Jan Hubicka <jh@suse.cz>
30344 PR middle-end/30696
30345 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
30346 nodes in cgraph, don't remove offline copy of the function.
30348 2007-02-04 Jan Hubicka <jh@suse.cz>
30350 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
30351 vectors might cause maybe_lookup_element_for_expr to be called
30352 on non-sra-candidate.
30354 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
30356 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
30357 config/bfin/bfin.md, config/bfin/predicates.md: Follow
30358 spelling conventions.
30360 2007-02-04 Richard Guenther <rguenther@suse.de>
30362 PR middle-end/30636
30363 * fold-const.c (try_move_mult_to_index): Make sure to not
30364 overflow one dimension of a multi-dimensional array access.
30366 2007-02-04 Jan Hubicka <jh@suse.cz>
30368 * passes.c (init_optimization_passes): Reindent.
30370 2007-02-04 Jan Hubicka <jh@suse.cz>
30371 Eric Botcazou <ebotcazou@adacore.com>
30373 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
30374 (execute_fixup_cfg): Break out the abnormal goto code.
30375 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
30376 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
30377 (optimize_inline_calls): Call make_nonlocal_label_edges.
30379 2007-02-04 Jan Hubicka <jh@suse.cz>
30381 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
30382 true when something was changed.
30383 (rename_ssa_copies): When something was changed, do
30384 TODO_remove_unused_locals.
30385 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
30386 add TODO_remove_unused_locals when instruction was removed.
30388 2007-02-04 Jan Hubicka <jh@suse.cz>
30390 * ipa-inline.c (try_inline): Improve debug output; work on already
30392 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
30393 call try_inline for already inlined edges too when flattening;
30394 inline also functions that make callee growth but overall unit size
30397 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
30399 * config/m32c/bitops.md, config/m32c/jump.md,
30400 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
30401 config/m32r/m32r.h, config/m32r/m32r.md,
30402 config/m32r/predicates.md, config/m68hc11/larith.asm,
30403 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
30404 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
30405 config/mips/mips-protos.h, config/mips/mips.c,
30406 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
30407 config/mn10300/mn10300.h, config/mn10300/predicates.md,
30408 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
30409 spelling conventions.
30411 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
30412 Follow spelling conventions.
30414 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
30416 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
30417 warn about C++0x compatibility.
30419 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
30421 * config/h8300/h8300.c, config/h8300/h8300.h,
30422 config/h8300/h8300.md: Follow spelling conventions.
30424 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
30426 PR middle-end/30667
30427 * combine.c (try_combine): Do not substitute source operand
30428 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
30430 2007-02-03 Jan Hubicka <jh@suse.cz>
30432 PR gcov-profile/30650
30433 * value-prof.c (stringop_block_profile): Fix handling of size counter;
30434 do not divide by zero for never executed counters.
30435 (tree_find_values_to_profile): Fix counters.
30436 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
30438 2007-02-03 Ian Lance Taylor <iant@google.com>
30440 * lower-subreg.c (simple_move_operand): New static function,
30441 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
30443 (simple_move): Call simple_move_operand.
30444 (find_decomposable_subregs): Add special handling of MEMs.
30445 (can_decompose_p): Rename from cannot_decompose_p. Reverse
30446 meaning of return value. If we see a hard register, test whether
30447 it can store a word_mode value. Change all callers.
30449 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30451 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
30452 ftrapv insns and expanders.
30453 (subdi3): Change define_expand operand 1 to arith11_operand, and
30454 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
30455 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
30456 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
30459 PR middle-end/30174
30460 * varasm.c (notice_global_symbol): Treat global objects as weak when
30461 flag_shlib is true.
30463 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30465 * emit-rtl.c (dconstpi): Delete.
30466 (dconstsqrt2): New.
30467 (init_emit_once): Delete dconstpi and init dconstsqrt2.
30468 * real.h (dconstpi): Delete.
30469 (dconstsqrt2): New.
30470 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
30471 (fold_builtin_hypot): Likewise.
30473 2007-02-03 Tom Tromey <tromey@redhat.com>
30476 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
30477 -gcoff3, -gxcoff3, -gvms3 implies -dD.
30479 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
30481 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
30482 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
30483 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
30484 config/rs6000/cell.md, config/rs6000/darwin.h,
30485 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
30486 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
30487 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
30488 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
30489 typos. Follow spelling conventions.
30490 * doc/invoke.texi: Follow spelling conventions.
30492 2007-02-03 Roger Sayle <roger@eyesopen.com>
30494 * simplify-rtx.c (simplify_relational_operation_1): Implement some
30495 canonicalization transformations that attempt to simplify integer
30496 constant comparisons to become comparisons against zero.
30498 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30500 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
30502 * fold-const.c (fold_binary): Fix comment typos. Fold complex
30503 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
30505 2007-02-02 Mike Stump <mrs@apple.com>
30507 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
30508 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
30509 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
30510 generate a branch island.
30512 2007-02-02 Bob Wilson <bob.wilson@acm.org>
30514 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
30515 (xtensa_legitimate_address_p): New.
30516 (xtensa_legitimize_address): New.
30517 (xtensa_output_addr_const_extra): New.
30518 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
30520 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
30521 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
30522 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
30523 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
30524 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
30525 (xtensa_legitimize_address): New.
30526 (xtensa_output_addr_const_extra): New.
30528 2007-02-02 Steve Ellcey <sje@cup.hp.com>
30530 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
30532 2007-02-02 Ian Lance Taylor <iant@google.com>
30534 * expmed.c (expand_divmod): Add comment.
30536 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
30538 * emit-rtl.c (renumber_insns): Remove.
30539 * flags.h: Remove the extern for flag_renumber_insns.
30540 * rtl.h: Remove the prototype for renumber_insns.
30541 * toplev.c (flag_renumber_insns): Remove.
30543 2007-02-02 Hui-May Chang <hm.chang@apple.com>
30545 Revert for x86 darwin:
30546 2005-06-19 Uros Bizjak <uros@kss-loka.si>
30548 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
30549 code before the following patch under TARGET_MACHO.
30550 (ix86_function_value_regno_p): Likewise.
30552 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30554 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
30557 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
30560 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
30561 loads to general or fp registers. Add comments.
30562 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
30564 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
30566 * pointer-set.c (insert_aux): Only return insertion slot.
30567 (pointer_set_insert): Adjust.
30568 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
30569 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
30570 pointer_map_traverse): New.
30571 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
30572 pointer_map_create, pointer_map_destroy, pointer_map_insert,
30573 pointer_map_contains, pointer_map_traverse): Declare.
30575 2007-02-02 Jakub Jelinek <jakub@redhat.com>
30577 PR middle-end/30473
30578 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
30579 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
30581 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
30583 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
30585 (struct _dep): New type.
30586 (dep_t): New typedef.
30587 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
30588 (DEP_STATUS): New access macro. The macro with the same name was
30589 renamed to DEP_LINK_STATUS.
30590 (dep_init): Declare function
30592 (struct _dep_link): New type.
30593 (dep_link_t): New typedef.
30594 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
30595 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
30596 (DEP_LINK_STATUS): New macro.
30597 (debug_dep_links): New debug function.
30599 (struct _deps_list): New type.
30600 (deps_list_t): New typedef.
30601 (DEPS_LIST_FIRST): New access macro.
30602 (FOR_EACH_DEP_LINK): New cycle macro.
30603 (create_deps_list, free_deps_list, delete_deps_list): Declare
30605 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
30606 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
30607 (copy_deps_list_change_con): Ditto.
30609 (move_dep_link): Declare function.
30611 (struct _dep_node): New type.
30612 (dep_node_t): New typedef.
30613 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
30615 (struct haifa_insn_data.back_deps): New field to hold backward
30616 dependencies of the insn.
30617 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
30619 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
30620 Change its type to deps_list_t.
30621 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
30622 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
30623 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
30625 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
30627 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
30629 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
30631 (dep_cost): Declare.
30633 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
30634 (ds_to_dk, dk_to_ds): New functions.
30636 (init_dep_1): New static function.
30637 (init_dep): New function.
30638 (copy_dep): New static function.
30640 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
30642 (detach_dep_link): New static function.
30643 (move_dep_link): New function.
30645 (dep_links_consistent_p, dump_dep_links): New static functions.
30646 (debug_dep_links): New debugging function.
30648 (deps_obstack, dl_obstack, dn_obstack): New static variables.
30650 (alloc_deps_list, init_deps_list): New static functions.
30651 (create_deps_list): New function.
30652 (clear_deps_list): New static function.
30653 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
30654 (deps_list_consistent_p, dump_deps_list): New static functions.
30655 (debug_deps_list): New function.
30656 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
30658 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
30660 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
30661 use new scheduler dependencies lists.
30662 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
30663 (sched_analyze): Ditto. Initialize dependencies lists.
30664 (add_forw_dep, compute_forward_dependences): Update to use new
30665 scheduler dependencies lists.
30667 (init_dependency_caches): Init deps_obstack.
30668 (free_dependency_caches): Free deps_obstack.
30670 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
30671 new scheduler dependencies lists.
30672 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
30673 (add_back_forw_dep, delete_back_forw_dep): Ditto.
30675 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
30676 Update to use new scheduler dependencies lists.
30677 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
30678 (debug_dependencies): Ditto.
30679 (schedule_region): Update comments.
30681 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
30682 scheduler dependencies lists.
30683 (schedule_ebb): Update comments.
30685 * rtl.def (DEPS_LIST): Remove.
30687 * lists.c (unused_deps_list): Remove.
30688 (free_list): Update assertions.
30690 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
30691 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
30693 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
30694 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
30696 * haifa-sched.c (comments): Update.
30697 (insn_cost1): Remove. Inline the code into insn_cost ().
30698 (insn_cost): Update to use new scheduler dependencies lists. Move
30699 processing of the dependency cost to dep_cost ().
30700 (dep_cost): New function. Use it instead of insn_cost () when
30701 evaluating cost of the dependency. Use compatible interface to
30702 interact with the target.
30703 (priority): Update to use new scheduler dependencies lists.
30704 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
30705 with greater number of insns that depend on the insn.
30706 (schedule_insn): Update to use new scheduler dependencies lists. Add
30707 code to free backward dependencies lists. Inline and optimize code
30708 from resolve_dep () - see PR28071.
30709 (ok_for_early_queue_removal): Update to use new scheduler dependencies
30710 lists. Update call to targetm.sched.is_costly_dependence hook.
30712 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
30713 scheduler dependencies lists.
30715 (resolve_dep): Remove. Move the logic to schedule_insn ().
30716 (init_h_i_d): Initialize dependencies lists.
30718 (process_insn_depend_be_in_spec): Rename to
30719 process_insn_forw_deps_be_in_spec. Update to use new scheduler
30720 dependencies lists.
30721 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
30722 Update to use new scheduler dependencies lists.
30723 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
30725 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
30726 new scheduler dependencies lists.
30727 (build_intra_loop_deps): Ditto.
30729 * target.h (struct _dep): Declare to use in
30730 gcc_target.sched.is_costly_dependence.
30731 (struct gcc_target.sched.adjust_cost): Fix typo.
30732 (struct gcc_target.sched.is_costly_dependence): Change signature to
30733 use single dep_t parameter instead of an equivalent triad.
30734 (struct gcc_target.sched.adjust_cost_2): Remove.
30736 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
30738 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
30740 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
30742 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
30744 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
30745 (REG_DEP_TRUE): Document.
30747 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
30748 Change signature to correspond to the targetm.sched.adjust_cost hook.
30749 Update use in TARGET_SCHED_ADJUST_COST_2.
30750 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
30751 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
30752 new scheduler dependencies lists.
30753 (ia64_gen_check): Ditto.
30755 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
30756 scheduler dependencies lists.
30758 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
30759 signature to correspond to the targetm.sched.is_costly_dependence hook.
30760 (is_costly_group): Update to use new scheduler dependencies lists.
30762 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
30763 instead of INSN_COST () macro.
30765 2007-02-01 Ian Lance Taylor <iant@google.com>
30767 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
30769 2007-02-01 Guy Martin <gmsoft@gentoo.org>
30771 * pa.md (tp_load): Correct mfctl instruction syntax.
30773 2007-02-01 Geoffrey Keating <geoffk@apple.com>
30775 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
30776 altivec_padding_size calculation on AIX. Improve comment, add
30777 assert to verify that it's right.
30779 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
30782 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
30784 PR inline-asm/28686
30785 * global.c (global_alloc): Add mising initialization of
30788 2007-02-01 Roger Sayle <roger@eyesopen.com>
30790 * alias.c (init_alias_analysis): Correct whitespace.
30791 * bb-reorder.c (fix_edges_for_rarely_executed_code,
30792 partition_hot_cold_basic_blocks): Likewise.
30793 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
30794 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
30795 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
30796 fold_builtin_snprintf_chk, fold_builtin_printf,
30797 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
30798 do_mpfr_arg3, do_mpfr_sincos): Likewise.
30799 * cfgcleanup.c (cleanup_cfg): Likewise.
30800 * cfgexpand.c (tree_expand_cfg): Likewise.
30801 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
30802 * function.c (get_next_funcdef_no): Likewise.
30803 * gengtype.c (main): Likewise.
30804 * genmodes.c (main): Likewise.
30805 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
30806 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
30807 * ifcvt.c (noce_emit_move_insn): Likewise.
30808 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
30810 * stor-layout.c (get_best_mode): Likewise.
30811 * tree-ssa-loop-niter.c (get_val_for): Likewise.
30812 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
30813 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
30814 perform_var_substitution, solve_graph): Likewise.
30815 * tree-vrp.c (vrp_finalize): Likewise.
30817 2007-02-01 Ian Lance Taylor <iant@google.com>
30819 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
30820 high part of a paradoxical subreg, return a constant zero.
30822 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
30824 * toplev.c (lang_dependent_init): Call init_set_costs.
30825 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
30827 2007-02-01 Richard Guenther <rguenther@suse.de>
30829 PR middle-end/30656
30830 * fold-const.c (fold_negate_expr): Allow negating a
30831 constant if overflow does not change.
30833 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30835 * doc/c-tree.texi (Expression trees): Improve markup.
30836 * doc/tm.texi (Register Classes, Addressing Modes)
30837 (Floating Point): Fix spacing after abbreviations. Fix some
30840 2007-02-01 Ben Elliston <bje@au.ibm.com>
30842 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
30843 * doc/contrib.texi: Likewise.
30844 * doc/install.texi: Likewise.
30846 2007-01-31 Richard Henderson <rth@redhat.com>
30847 Ian Lance Taylor <iant@google.com>
30849 * lower-subreg.c: New file.
30850 * rtl.def (CONCATN): Define.
30851 * passes.c (init_optimization_passes): Add pass_lower_subreg and
30852 pass_lower_subreg2.
30853 * emit-rtl.c (update_reg_offset): New static function, broken out
30854 of gen_rtx_REG_offset.
30855 (gen_rtx_REG_offset): Call update_reg_offset.
30856 (gen_reg_rtx_offset): New function.
30857 * regclass.c: Revert patch of 2006-03-05, restoring
30859 (clear_reg_info_regno): New function.
30860 * dwarf2out.c (concatn_loc_descriptor): New static function.
30861 (loc_descriptor): Handle CONCATN.
30862 * common.opt (fsplit_wide_types): New option.
30863 * opts.c (decode_options): Set flag_split_wide_types when
30865 * timevar.def (TV_LOWER_SUBREG): Define.
30866 * rtl.h (gen_reg_rtx_offset): Declare.
30867 (reg_scan_update): Declare.
30868 * regs.h (clear_reg_info_regno): Declare.
30869 * tree-pass.h (pass_lower_subreg): Declare.
30870 (pass_lower_subreg2): Declare.
30871 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
30872 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
30873 -fsplit-wide-types.
30874 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
30875 * Makefile.in (OBJS-common): Add lower-subreg.o.
30876 (lower-subreg.o): New target.
30878 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30880 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
30882 2007-01-31 Anatoly Sokolov <aesok@post.ru>
30885 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
30887 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30889 PR middle-end/29335
30890 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
30892 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
30894 * cfgloop.h: Include vec-prim.h.
30895 (enum li_flags): Remove LI_ONLY_OLD.
30896 (loop_iterator): Changed.
30897 (fel_next, fel_init): Iterate over loop tree.
30898 (FOR_EACH_LOOP_BREAK): New macro.
30899 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
30901 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
30902 * modulo-sched.c (sms_schedule): Ditto.
30903 * tree-vectorizer.c (vectorize_loops): Ditto.
30904 * doc/loop.texi: Update information on loop numbering and behavior of
30905 FOR_EACH_LOOP wrto new loops.
30906 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
30907 add_to_evolution_1): Test nestedness of loops instead of comparing
30909 * tree-chrec.c (chrec_fold_plus_poly_poly,
30910 chrec_fold_multiply_poly_poly, chrec_evaluate,
30911 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
30912 reset_evolution_in_loop): Ditto.
30913 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
30915 2007-01-31 Dirk Mueller <dmueller@suse.de>
30917 * c-common.c (warn_about_parentheses): Separate warning about
30918 un-parenthized sequence of comparison operators from the one
30919 which is supposed to warn about x <= y <= z.
30921 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
30923 * optabs.h (enum optab_index): Add new OTI_isinf.
30924 (isinf_optab): Define corresponding macro.
30925 * optabs.c (init_optabs): Initialize isinf_optab.
30926 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
30928 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
30929 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
30931 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
30932 expand_builtin_interclass_mathfn.
30933 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
30934 * config/i386/i386.md (UNSPEC_FXAM): New constant.
30935 (fxam<mode>2_i387): New insn pattern.
30936 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
30937 built-in functions as x87 inline asm.
30939 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30941 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
30943 2007-01-30 Eric Christopher <echristo@apple.com>
30945 * config.gcc: Add geode.
30947 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30949 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
30950 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
30951 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
30952 value-prof.c: Fix comment typos.
30954 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30957 * doc/invoke.texi (Wpointer-arith): Document warning.
30959 2007-01-30 Janis Johnson <janis187@us.ibm.com>
30961 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
30962 the list of discrepancies from the draft TR.
30964 2007-01-30 Dirk Mueller <dmueller@suse.de>
30967 * doc/invoke.texi (-Wreturn-type): Update description to
30968 match new behavior.
30970 2007-01-30 Richard Sandiford <richard@codesourcery.com>
30972 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
30974 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
30976 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
30977 to handle optabs that operate on floating point input argument and
30978 output to integer output.
30979 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
30980 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
30981 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
30982 expand_builtin_interclass_mathfn ().
30983 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
30984 (ilogbsi2): Remove.
30985 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
30986 ilogbl built-in functions as x87 intrinsics.
30988 2007-01-30 Richard Guenther <rguenther@suse.de>
30990 PR middle-end/27657
30991 * dwarf2out.c (reference_to_unused): Query varpool if the
30992 variable was output.
30994 2007-01-30 Richard Guenther <rguenther@suse.de>
30996 PR middle-end/30313
30997 * passes.c (execute_one_pass): Reset in_gimple_form to not
30998 confuse non-unit-at-a-time mode.
31000 2007-01-29 Roger Sayle <roger@eyesopen.com>
31001 Richard Guenther <rguenther@suse.de>
31003 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
31004 avoid undefined behaviour on overflow. Use force_fit_type_double
31005 to construct the constant with the specified TREE_OVERFLOW.
31007 2007-01-29 Janis Johnson <janis187@us.ibm.com>
31009 * config/dfp-bit.c: Add parameterized support for fp exceptions.
31010 * config/dfp-bit.h: Ditto.
31012 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31014 * c-decl.c (pop_scope): Replace warnings with call to
31015 warn_for_unused_label.
31016 * c-common.h (warn_for_unused_label): Declare.
31017 * c-common.c (warn_for_unused_label): Define.
31019 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31021 * tree-optimize.c (update_inlined_to_pointers): Delete unused
31024 2007-01-29 Janis Johnson <janis187@us.ibm.com>
31026 * Makefile.in (USER_H): Remove decfloat.h.
31027 * ginclude/decfloat.h: Delete, moving contents to ...
31028 * ginclude/float.h: Add support for decimal floating point,
31029 guarded by __STDC_WANT_DEC_FP__.
31031 2007-01-29 Mike Stump <mrs@apple.com>
31033 * doc/gccint.texi (Top): Rename Loop Representation to Loop
31034 Analysis and Representation to resolve case insensitive conflict.
31035 * doc/loop.texi (Loop Analysis and Representation): Likewise.
31037 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
31039 * tree.h (struct tree_memory_tag): Add aliases member.
31040 (MTAG_ALIASES): New macro.
31041 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
31042 (add_may_alias): Remove pointer-set. Update for may_aliases being
31044 (mark_aliases_call_clobbered): Update for may_aliases being a
31046 (compute_tag_properties): Ditto.
31047 (create_partition_for): Ditto.
31048 (compute_memory_partitions): Ditto.
31049 (dump_may_aliases_for): Ditto.
31050 (is_aliased_with): Ditto.
31051 (add_may_alias_for_new_tag): Ditto.
31052 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
31053 (compute_is_aliased): New function.
31054 (compute_may_aliases): Call compute_is_aliased).
31055 (init_alias_info): Initialize alias_bitmap_obstack.
31056 (union_alias_set_into): New function.
31057 (compute_flow_sensitive_aliasing): Use union_aliases_into.
31058 (have_common_aliases_p): Rewrite to take two bitmaps and use
31060 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
31061 Update for bitmaps.
31062 (finalize_ref_all_pointers): Update for add_may_alias changes.
31063 (new_type_alias): Ditto.
31064 * tree-flow-inline.h (may_aliases): Return a bitmap.
31065 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
31066 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
31067 may_aliases being a bitmap.
31068 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
31069 may_aliases now returns a bitmap.
31070 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
31072 * tree-ssa-operands.c (add_virtual_operand): Update for
31073 may_aliases being a bitmap.
31075 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
31077 PR tree-optimization/30630
31078 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
31079 variable as changed.
31081 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
31084 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
31085 expanded only once even if an error occurs.
31087 2007-01-29 Ben Elliston <bje@au.ibm.com>
31089 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
31090 (__gcov_average_profiler): Likewise.
31091 (__gcov_ior_profiler): Likewise.
31092 (__gcov_merge_ior): Likewise.
31094 2007-01-28 Jan Hubicka <jh@suse.cz>
31096 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
31097 * value-prof.c (stringop_block_profile): Likewise.
31099 2007-01-28 Jan Hubicka <jh@suse.cz>
31101 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
31102 Add variant handling histograms; add wrapper.
31103 (clear_storage_via_libcall): Export.
31104 (emit_block_move_hints): Break out from ...; add histograms.
31105 (emit_block_move): ... this one.
31106 (clear_storage_hints): Break out from ...; add histograms.
31107 (clear_storage): ... this one.
31108 (set_storage_via_memset): Handle histogram.
31109 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
31110 (clear_storage_hints, clear_storage_via_libcall): Declare.
31111 (set_storage_via_setmem): Update prototype.
31112 * doc/md.texi (movmem, setmem): Document new arguments.
31114 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
31115 Add new histograms.
31116 (stringop_block_profile): New global function.
31117 (tree_stringops_values_to_profile): Profile block size and alignment.
31118 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
31120 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
31121 (stringop_block_profile): Declare.
31122 * builtins.c: Include value-prof.h.
31123 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
31124 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
31125 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
31126 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
31127 * profile.c (instrument_values): Add new counters.
31128 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
31130 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
31131 (tree_init_edge_profiler): Build new profilers.
31132 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
31133 (pass_tree_profile): Add dump.
31134 (tree_profile_hooks): Update.
31135 * Makefile.in (LIBGCOV): Add new constants.
31136 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
31137 __gcov_ior_profiler): New.
31138 * config/i386/i386.md (movmem/setmem expanders): Add new optional
31141 2007-01-28 David Edelsohn <edelsohn@gnu.org>
31143 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
31145 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
31147 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
31148 (tree_unswitch_single_loop): Pass eni_size_weights to
31149 tree_num_loop_insns.
31150 * tree-ssa-loop-manip.c: Include tree-inline.h.
31151 (can_unroll_loop_p): Pass eni_size_weights to
31152 tree_num_loop_insns.
31153 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
31154 Pass eni_size_weights to estimate_num_insns.
31155 * tree.h (init_inline_once): Export.
31156 * toplev.c (backend_init): Call init_inline_once.
31157 * cgraphunit.c (cgraph_process_new_functions,
31158 cgraph_analyze_function): Pass eni_inlining_weights to
31159 estimate_num_insns.
31160 * ipa-inline.c (compute_inline_parameters): Ditto.
31161 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
31162 to estimate_num_insns.
31163 (try_unroll_loop_completely): Pass eni_size_weights to
31164 tree_num_loop_insns.
31165 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
31166 ot estimate_num_insns.
31167 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
31168 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
31169 * tree-inline.c (eni_inlining_weights, eni_size_weights,
31170 eni_time_weights): New variables.
31171 (init_inline_once): Initialize them.
31172 (struct eni_data): Mew.
31173 (estimate_num_insns_1, estimate_num_insns): Use weights.
31174 * tree-inline.h (struct eni_weights_d): New.
31175 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
31176 (estimate_num_insns): Declaration changed.
31177 * cfgloop.h (tree_num_loop_insns): Declaration changed.
31178 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
31179 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
31181 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
31183 * tree-data-ref.c (conflict_fn): Assert that the number of affine
31184 relations in the conflict function is valid.
31186 2007-01-27 Ian Lance Taylor <iant@google.com>
31188 * common.opt: Add fstrict-overflow.
31189 * opts.c (decode_options): Set flag_strict_overflow if -O2.
31190 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
31191 (TYPE_OVERFLOW_UNDEFINED): Define.
31192 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
31194 * tree.h (TYPE_TRAP_SIGNED): Don't define.
31195 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
31196 (fold_negate_expr): Likewise.
31197 (make_range): Likewise.
31198 (extract_muldiv_1): Likewise.
31199 (maybe_canonicalize_comparison): Likewise.
31200 (fold_comparison): Likewise.
31201 (fold_binary): Likewise.
31202 (tree_expr_nonnegative_p): Likewise.
31203 (tree_expr_nonzero_p): Likewise.
31204 * tree-vrp.c (compare_values): Likewise.
31205 (extract_range_from_binary_expr): Likewise.
31206 (extract_range_from_unary_expr): Likewise.
31207 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
31209 (nowrap_type_p): Likewise.
31210 * tree-scalar-evolution.c (simple_iv): Likewise.
31211 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
31212 (build_range_check): Likewise.
31213 (extract_muldiv_1): Likewise.
31214 (fold_comparison): Likewise.
31215 * tree-vrp.c (vrp_int_const_binop): Likewise.
31216 (extract_range_from_unary_expr): Likewise.
31217 * convert.c (convert_to_integer): Likewise.
31218 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
31219 (fold_comparison): Likewise.
31220 (fold_binary): Likewise.
31221 * optabs.c (optab_for_tree_code): Likewise.
31222 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
31223 * simplify-rtx.c (simplify_const_relational_operation): Check
31224 flag_strict_overflow and flag_trapv.
31225 (simplify_const_relational_operation): Likewise.
31226 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
31227 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
31230 2007-01-27 Roger Sayle <roger@eyesopen.com>
31232 * tree.c (tree_fold_gcd): Delete.
31233 * tree.h (tree_fold_gcd): Remove prototype.
31234 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
31235 test whether one constant integer is a multiple of another. Instead
31236 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
31237 * fold-const.c (multiple_of_p): We've determined both TOP and
31238 BOTTOM are integer constants so we can call int_const_binop directly
31239 instead of the more generic const_binop.
31241 2007-01-27 Roger Sayle <roger@eyesopen.com>
31243 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
31244 1*X check that the constant hasn't overflowed, to preserve the
31246 (round_up): Provide an efficient implementation when rouding-up an
31247 INTEGER_CST to a power-of-two.
31249 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31251 * doc/sourcebuild.texi: Add comma for clarity.
31252 * doc/extend.texi: Fix some typos.
31253 * doc/passes.texi: Likewise.
31254 * doc/cppinternals.texi: Likewise.
31255 * doc/c-tree.texi: Likewise.
31256 * doc/tree-ssa.texi: Likewise.
31257 * doc/install.texi: Likewise.
31259 2007-01-27 Jan Hubicka <jh@suse.cz>
31261 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
31262 (pass_sra): Do not require alias information.
31263 * passes.c (init_optimization_passes): Add SRA
31265 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
31267 * tracer.c (rest_of_handle_tracer): We already cleaned
31268 up the CFG in tracer() so don't do it here again.
31269 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
31270 cleanup_cfg here, either. And don't call renumber_insns.
31272 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
31273 and BB_HEAD are in the insn stream here. Instead make sure
31274 that BB_INSN is valid on all insns. Also, do check here that
31275 there are no pending branch predictions...
31276 (rtl_verify_flow_info): ...instead of doing it here. Checks
31277 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
31280 2007-01-26 Roger Sayle <roger@eyesopen.com>
31282 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
31283 function to simplify/factorize operand order canonicalization.
31284 (ix86_fixup_binary_operands): Reorganize using the above function.
31285 (ix86_binary_operator_ok): Likewise.
31287 2007-01-27 Jakub Jelinek <jakub@redhat.com>
31289 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
31290 file scope from optimize_attrs.
31291 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
31293 (optimize_attrs): Clear insn_code_values after freeing it.
31295 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
31297 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
31298 a parts.base assignment.
31300 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
31302 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
31303 (compute_subscript_distance, initialize_data_dependence_relation,
31304 finalize_ddr_dependent, analyze_ziv_subscript,
31305 analyze_siv_subscript_cst_affine,
31306 compute_overlap_steps_for_affine_univar,
31307 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
31308 analyze_siv_subscript, analyze_miv_subscript,
31309 analyze_overlapping_iterations, subscript_dependence_tester_1,
31310 compute_self_dependence, free_dependence_relation): Work
31311 with affine_fn instead of chrecs.
31312 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
31313 common_affine_function, affine_function_base,
31314 affine_function_constant_p, affine_fn_op, affine_fn_plus,
31315 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
31316 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
31317 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
31318 (all_chrecs_equal_p): Removed.
31319 * tree-data-ref.h (affine_fn, conflict_function): New types.
31320 (struct subscript): Change type of conflicting_iterations_in_a
31321 and conflicting_iterations_in_b.
31323 2007-01-26 Steve Ellcey <sje@cup.hp.com>
31326 * config/pa/pa.h (TARGET_HPUX_11): New.
31327 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
31328 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
31330 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
31331 Richard Guenther <rguenther@suse.de>
31333 * tree-ssa-structalias.c (solve_graph): Handle case
31334 we merged the variable to another.
31336 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31338 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
31341 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
31342 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
31344 2007-01-25 DJ Delorie <dj@redhat.com>
31346 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
31347 allow changes to modes which don't fit in those registers.
31349 * reload1.c (choose_reload_regs): Check for invalid subregs before
31350 computing their locations, not after.
31352 2007-01-25 Geoffrey Keating <geoffk@apple.com>
31355 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
31356 save Altivec registers in an eh_return function.
31357 (compute_vrsave_mask): Likewise.
31358 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
31359 for saving Altivec registers.
31360 (rs6000_emit_prologue): Don't allocate stack twice in
31361 eh_return function. Correct expected value of altivec_save_offset
31362 when using save_world. Describe save of R0 to stack when using
31363 save_world. Describe stack pointer adjustment when using
31364 save_world. Remove duplicated eh_return parameter register saving.
31365 Update sp_offset variable after save_world.
31366 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
31368 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
31369 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
31372 2007-01-25 Steve Ellcey <sje@cup.hp.com>
31374 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
31376 2007-01-25 Steve Ellcey <sje@cup.hp.com>
31379 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
31380 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
31382 2007-01-25 Richard Guenther <rguenther@suse.de>
31384 * doc/invoke.texi (-Wcoverage-mismatch): Document.
31385 * common.opt (-Wcoverage-mismatch): New warning option.
31386 * coverage.c (get_coverage_counts): Ignore coverage mismatch
31387 if -Wcoverage-mismatch is given.
31389 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
31391 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
31392 (ipcp_driver): Change to static definition.
31393 Add dumping of the ifunctions.
31394 (constant_val_insert): Remove unused parameter. Support for SSA.
31395 (ipcp_propagate_const): Support for SSA.
31396 (ipcp_profile_bb_print): Print only analyzed nodes.
31397 (ipcp_replace_map_create): Remove support for Fortran constant
31399 * ipa-prop.c (ipa_method_modify_stmt,
31400 ipa_callsite_compute_param): Support for SSA.
31401 * ipa-prop.h (ipcp_driver): Remove declaration.
31402 (IS_VALID_TREE_MAP_INDEX): Add define.
31404 2007-01-24 Geoffrey Keating <geoffk@apple.com>
31406 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
31408 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31410 PR middle-end/30447
31411 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
31412 constant argument to cabs and do it without checking for
31413 -funsafe-math-optimizations.
31415 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
31417 * c-common.h (RID_FIRST_CXX0X): New.
31418 (RID_LAST_CXX0X): New.
31419 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
31421 * c.opt (Wc++0x-compat): New.
31422 * doc/invoke.texi (-Wc++0x-compat): Document.
31424 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31426 * builtins.c (fold_builtin_carg): New.
31427 (fold_builtin_1): Use it.
31429 2007-01-24 Jan Hubicka <jh@suse.cz>
31431 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
31433 * ipa-inline.c (initial_insns, max_insns): Delete.
31434 (compute_max_insns): New function.
31435 (cgraph_decide_inlining_of_small_function): Use it; take minimal
31436 amount of insns as base for code growth.
31437 (cgraph_decide_inlining): Make initial_insns local; do not compute
31439 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
31440 * doc/invoke.texi (inline-unit-growth): Update docs.
31442 2007-01-24 Jakub Jelinek <jakub@redhat.com>
31444 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
31445 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
31446 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
31447 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
31448 for CPUs that have PTA_CX16 set.
31450 PR middle-end/27416
31451 * gimplify.c (omp_check_private): New function.
31452 (gimplify_scan_omp_clauses): Use it for
31453 firstprivate/lastprivate/reduction.
31455 PR middle-end/30494
31456 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
31457 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
31459 PR middle-end/30421
31460 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
31461 If lower_lastprivate_clauses emits some statements, append them
31462 to dlist rather than body_p and to body_p append an initializer.
31463 (lower_omp_for): Adjust caller.
31465 2007-01-24 Steve Ellcey <sje@cup.hp.com>
31467 * target.h (globalize_decl_name): New.
31468 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
31469 * output.h (default_globalize_decl_name): New.
31470 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
31472 (globalize_decl): Ditto.
31473 (default_globalize_decl_name): New.
31474 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
31475 (ia64_handle_version_id_attribute): New.
31476 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
31477 (ia64_asm_output_external): Use globalize_decl_name instead
31478 of globalize_label.
31479 * doc/extend.texi (version_id): New pragma.
31480 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
31482 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
31484 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
31485 _uleb128_t and _Unwind_SWord with _sleb128_t.
31486 * unwind-dw2.c (extract_cie_info, execute_stack_op,
31487 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
31489 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
31490 * unwind-pe.h (read_uleb128, read_sleb128,
31491 read_encoded_value_with_base): Likewise.
31492 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
31494 2007-01-24 Richard Guenther <rguenther@suse.de>
31496 * builtins.c (expand_builtin_cexpi): Get the fndecl
31497 for cexp in the correct way.
31499 2007-01-24 Jan Hubicka <jh@suse.cz>
31501 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
31504 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
31506 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
31507 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
31508 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
31509 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
31510 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
31511 __SIZEOF_PTRDIFF_T__.
31512 * doc/cpp.texi: Documentation for the new builtin macros added.
31514 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
31516 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
31517 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
31518 instead of operands[2] to avoid access past the end of array.
31520 2007-01-24 Richard Sandiford <richard@codesourcery.com>
31522 * reload1.c (emit_reload_insns): Pass the reload register
31523 for a non-spill output reload through forget_old_reloads_1.
31525 2007-01-23 Joseph Myers <joseph@codesourcery.com>
31527 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
31528 _SOFT_DOUBLE if doubles use software floating-point.
31529 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
31530 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
31531 * config/rs6000/darwin-ldouble.c: Also compile functions for
31532 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
31533 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
31534 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
31535 commented-out long double override.
31536 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
31537 * config/rs6000/eabispe.h: Likewise.
31538 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
31539 long double for non-SPE.
31540 (rs6000_handle_option): Likewise.
31541 (invalid_e500_subreg): Disallow more subregs involding DImode,
31542 DFmode, TImode or TFmode.
31543 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
31545 (legitimate_lo_sum_address_p): Also check for TFmode for E500
31547 (rs6000_legitimize_address): Also handle TFmode for E500 double.
31548 (rs6000_legitimize_reload_address): Also handle TFmode for E500
31550 (rs6000_legitimate_address): Also check for TFmode for E500
31552 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
31553 (spe_build_register_parallel): Handle TFmode and TCmode.
31554 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
31556 (function_arg): Handle TFmode and TCmode for E500 double.
31557 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
31559 (print_operand): Handle TFmode and TImode for %y.
31560 (rs6000_generate_compare): Handle TFmode comparisons for E500
31562 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
31563 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
31564 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
31565 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
31566 TFmode for E500 double.
31567 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
31568 (floatsidf2): Enable for E500 double.
31569 (movtf_softfloat): Use rs6000_nonimmediate_operand.
31570 (extenddftf2): Change to extenddftf2_fprs.
31571 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
31572 depending on TARGET_E500_DOUBLE.
31573 (extendsftf2): Enable for E500 double.
31574 (trunctfdf2): Enable for E500 double.
31575 (trunctfsf2): Change to trunctfsf2_fprs.
31576 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
31577 depending on TARGET_E500_DOUBLE.
31578 (floatsitf2): Enable for E500 double.
31579 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
31580 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
31581 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
31582 (negtf2): Change to negtf2_internal.
31583 (negtf2): New expander.
31584 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
31585 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
31586 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
31587 (movdi_internal32): Use rs6000_nonimmediate_operand.
31588 (unnamed splitter): Likewise.
31589 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
31590 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
31591 (SPE64TF, DITI): New mode macros.
31592 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
31595 (frob_<mode>_di_2): New.
31596 (frob_tf_di_8_2): New.
31597 (frob_di_df): Change to frob_di_<mode>; allow more modes.
31599 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
31601 (frob_ti_<mode>_8_2): New.
31602 (frob_ti_tf_2): New.
31603 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
31604 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
31606 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
31607 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
31608 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
31609 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
31610 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
31611 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
31614 2007-01-23 Ian Lance Taylor <iant@google.com>
31616 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
31618 (OBJS-archive): Reformat, alphabetize.
31619 (OBJS): Change out_object_file to OBJS-md.
31621 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
31623 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
31624 JUMP_P and CALL_P predicates where applicable.
31625 * config/i386/i386.c: Ditto.
31626 * config/i386/i386.md: Ditto.
31627 * config/i386/mmx.md: Ditto.
31628 * config/i386/predicates.md: Ditto.
31630 2007-01-22 Andreas Schwab <schwab@suse.de>
31632 * config/m68k/m68k.h: Fix comment.
31634 2007-01-22 Jan Hubicka <jh@suse.cz>
31636 * passes.c (init_optimization_passes): Do not rerun
31637 pass_early_warn_uninitialized.
31639 2007-01-22 Richard Guenther <rguenther@suse.de>
31641 PR tree-optimization/30038
31642 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
31644 (execute_cse_sincos_1): Likewise.
31645 (execute_cse_sincos): Likewise.
31646 (gate_cse_sincos): Likewise.
31647 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
31648 the cexpi() canonicalization of sincos().
31649 * tree-pass.h (pass_cse_sincos): Declare.
31650 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
31652 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
31654 PR rtl-optimization/29329
31655 * combine.c (replaced_rhs_insn): Rename to i2mod.
31656 (replaced_rhs_value): Rename to i2mod_new_rhs.
31657 (i2mod_old_rhs): New global variable.
31658 (combine_instructions): Adjust for above change. Save a copy of
31659 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
31660 note are substituted in the second instruction.
31661 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
31662 ditch the note if it pertains to the second eliminated register
31663 and this register is mentioned in i2mod_old_rhs.
31666 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
31668 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
31669 the insn to which the note was originally attached.
31671 2007-01-21 Jan Hubicka <jh@suse.cz>
31673 * ipa-inline.c (inlining_mode): Comment, move up.
31674 (cgraph_decide_inlining_incrementally): Do not perform inlining
31675 itself; fix handling of flattening of self recursive functions.
31676 (cgraph_find_cycles): Remove.
31677 (cgraph_flatten_node): Remove.
31678 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
31679 (try_inline): New function.
31680 (cgraph_early_inlining): Update call of
31681 cgraph_decide_inlining_incrementally. Apply inlining here.
31682 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
31684 2007-01-21 Dirk Mueller <dmueller@suse.de>
31687 * tree-vrp.c (check_array_bounds): do not warn
31688 about ADDR_EXPR's of ARRAY_REF's which are immediately
31689 used in binary expressions.
31691 2007-01-21 Ira Rosen <irar@il.ibm.com>
31693 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
31694 read_write_dep and macros for its access.
31695 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
31696 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
31697 argument, call vect_check_interleaving for every independent pair of
31698 data-refs. Mark loads that access the same memory location as a store
31700 (vect_check_dependences): Remove.
31701 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
31702 call, fix the call to vect_analyze_data_ref_dependence.
31703 (vect_analyze_data_ref_access): For statements that access the same
31704 data-ref, check that they are not stores; for loads, check that there
31705 is no store that access the same location.
31707 2007-01-20 Roger Sayle <roger@eyesopen.com>
31708 Joseph Myers <joseph@codesourcery.com>
31710 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
31711 (-fdump-rtl-stack): Likewise.
31712 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
31713 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
31714 (-mpt-fixed): Use @minus{} for minus sign.
31715 (Using Precompiled Headers): Fix under/overfull hbox.
31717 2007-01-20 Jan Hubicka <jh@suse.cz>
31719 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
31720 place within annotation.
31722 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31724 * pa.c (output_move_double): Change array size of xoperands to 4.
31726 2007-01-20 Jan Hubicka <jh@suse.cz>
31728 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
31731 2007-01-19 Ian Lance Taylor <iant@google.com>
31733 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
31734 constant to unsigned HOST_WIDE_INT before negating.
31736 2007-01-19 Ian Lance Taylor <iant@google.com>
31738 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
31740 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
31741 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
31742 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
31743 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
31744 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
31745 (realloc_vdef, realloc_vuse): Change second parameter to
31747 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
31748 fields to unsigned.
31749 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
31750 unsigned. Change x and lim locals to unsigned.
31751 (realloc_vdef, realloc_vuse): Change num_elem parameter to
31753 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
31754 (copy_virtual_operands): Change i and n locals to unsigned.
31756 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31758 PR middle-end/29335
31759 * builtins.c (fold_builtin_1): Handle builtin fdim.
31761 2007-01-20 Jan Hubicka <jh@suse.cz>
31763 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
31764 * tree-ssa-structalias.c (compute_points_to_sets): Do call
31765 init_alias_heapvars.
31766 (init_alias_heapvars): Initialize only when not already initialized.
31767 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
31769 2007-01-19 Roger Sayle <roger@eyesopen.com>
31771 * common.opt (fsigned-zeros): New command line option.
31772 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
31773 of flag_unsafe_math_optimizations.
31774 * opts.c (set_fast_math_flags): The -ffast-math command line option
31775 implies -fno-signed-zeros.
31776 (fast_math_flags_set_p): Likewise.
31778 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
31779 the documentation of -ffast-math appropriately. Wrap long lines.
31781 2007-01-19 Steve Ellcey <sje@cup.hp.com>
31783 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
31784 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
31786 2007-01-19 Tomas Bily <tbily@suse.cz>
31788 * cgraphunit.c (cgraph_finalize_function): Updating of pid
31790 (tree_init_ic_make_global_vars): New function
31791 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
31792 (tree_gen_ic_profiler): New function
31793 (tree_gen_ic_func_profiler): New function
31794 (tree_profiling): Added calling of tree_gen_ic_func_profiler
31795 (tree_profile_hooks): Added hook for indirec/virtual calls
31796 * value-prof.c (tree_find_values_to_profile): New case for
31798 (tree_values_to_profile): Call for determining indirect/virtual
31800 (tree_indirect_call_to_profile): New function
31801 (tree_ic_transform): New function
31802 (tree_ic): New function
31803 (find_func_by_pid): New function
31804 (init_pid_map): New function
31805 (tree_value_profile_transformations): Added check for
31806 indirect/virtual call transformation
31807 * value-prof.h (enum hist_type): New counter type for
31808 indirect/virtual calls
31809 (profile_hooks): Added new hook for profiling indirect/virtual
31811 * profile.c (instrument_values): New case for indirect/virtual
31813 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
31814 (GCOV_COUNTER_V_INDIR): New counter type
31815 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
31816 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
31818 * cgraph.c: Definition of cgraph_max_pid
31819 (cgraph_create_node): Default init of pid attribute
31820 * cgraph.h: Declaration of cgraph_max_pid
31821 (struct cgraph_node): Added pid attribute
31822 * libgcov.c (__gcov_indirect_call_profiler): New function
31823 (__gcov_one_value_profiler_body): New function
31824 (__gcov_one_value_profiler): Body was moved to
31825 __gcov_one_value_profiler_body and calls it
31827 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
31829 * doc/gty.texi (Options): Document the mark_hook option to GTY.
31830 * gengtype.c (write_types_data, write_func_for_structure,
31831 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
31832 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
31833 (walk_type, write_func_for_structure): Generate the mark_hook if
31836 2007-01-19 Jan Hubicka <jh@suse.cz>
31838 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
31839 'early' argument take inlining mode argument specifying whether to
31840 inline for size/speeed or all functions; add support for flattening;
31842 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
31844 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31847 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
31848 the name of the declared identifier.
31850 2007-01-19 Dirk Mueller <dmueller@suse.de>
31852 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
31853 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
31854 duplicate evaluation.
31856 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
31858 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
31859 Macroize expander using X87MODEF12 mode macro. Extend operand 1
31860 to XFMode, use acosxf2 and truncate result to requested mode.
31861 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
31862 (asin<mode>2): Similarly, with asin expanders.
31863 (*fscalexf4_i387): Rename from *fscalexf4.
31864 (expNcorexf3): New expander.
31865 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
31866 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
31867 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
31868 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
31869 patterns for SSE math.
31870 (exp10<mode>2): Similarly, with exp10 expanders.
31871 (exp2<mode>2): Similarly, with exp2 expanders.
31872 (expm1<mode>2): Similarly, with expm1 expanders.
31873 (ldexp<mode>3): Similarly, with ldexp expanders.
31874 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
31875 Use gen_truncxf<mode>2_i387_noop to truncate result.
31877 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31879 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
31880 for ColdFire targets.
31882 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
31883 Richard Sandiford <richard@codesourcery.com>
31885 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
31886 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
31887 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
31888 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
31889 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31890 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31892 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31894 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
31895 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
31896 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
31897 (*adddi_dilshr32_cf): New pattern.
31898 (adddi3, subdi3): Remove first alternatives.
31900 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31902 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
31903 implemented using move.l, do not use its cc result for floating-point
31906 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31908 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
31909 from accepting 's' constraints if flag_pic.
31911 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31913 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
31914 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
31915 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
31916 condition from TARGET_68881 to TARGET_HARD_FLOAT.
31918 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
31920 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
31921 ColdFire alternatives.
31922 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
31923 * config/m68k/m68k.md (clzsi2): Define for ColdFire
31924 architectures that support ff1 instruction.
31926 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31927 Julian Brown <julian@codesourcery.com>
31929 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
31930 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
31931 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
31934 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31936 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
31938 (output_move_const_into_data_reg, output_move_simode_const): Delete.
31939 * config/m68k/m68k.c (const_method, const_int_cost): Take a
31940 HOST_WIDE_INT instead of an rtx.
31941 (m68k_rtx_costs): Update call accordingly.
31942 (output_move_const_into_data_reg): Likewise. Fix formatting.
31943 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
31945 (output_move_simode_const): Update calls after above changes.
31946 Rework to use automatic variables and predicates like MEM_P.
31947 * config/m68k/m68k.md (pushexthisi_const): Update call to
31950 2007-01-19 Dirk Mueller <dmueller@suse.de>
31952 * tree-ssa-alias.c (perform_var_substitution): Fix typo
31953 in dump_flags test.
31955 2007-01-19 Richard Guenther <rguenther@suse.de>
31957 * builtins.c (expand_builtin_cexpi): Fall back to expanding
31958 via cexp in case sincos is not available.
31960 2007-01-19 Richard Guenther <rguenther@suse.de>
31962 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
31963 * defaults.h (TARGET_HAS_SINCOS): Default to off.
31964 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
31965 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
31966 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
31967 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
31968 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
31969 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
31971 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
31973 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
31975 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
31976 (atan2xf3): Directly generate RTL pattern.
31977 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
31978 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
31979 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31980 disable patterns for SSE math.
31981 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
31982 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
31983 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31984 disable patterns for SSE math.
31986 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
31988 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
31990 2007-01-18 Roger Sayle <roger@eyesopen.com>
31992 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
31993 VIEW_CONVERT_EXPR to the same type as it's operand.
31995 2007-01-18 David Edelsohn <edelsohn@gnu.org>
31997 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
31998 configured for long double 128.
32000 2007-01-18 Mike Stump <mrs@apple.com>
32002 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
32005 2007-01-18 Michael Meissner <michael.meissner@amd.com>
32007 * config/i386/i386.c (ix86_compute_frame_layout): Make fprintf's
32008 in #if 0 code type correct.
32010 2007-01-18 Jan Hubicka <jh@suse.cz>
32012 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
32013 greater than NUM_VOP_FREE_BUCKETS.
32015 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
32017 * tree-ssa-structalias.c: Update comments.
32018 (ptabitmap_obstack): Removed.
32019 (pta_obstack): New.
32020 (oldpta_obstack): Ditto.
32021 (stats): Add a few members.
32022 (struct variable_info): Remove node, complex, address_taken, and
32023 indirect_target members. Add oldsolution member.
32024 (new_var_info): Do not initialize removed members.
32025 (constraint_expr_type): Remove INCLUDES.
32026 (constraint_graph): Add size, implicit_preds, rep,
32027 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
32028 (FIRST_REF_NODE): New macro.
32029 (LAST_REF_NODE): Ditto.
32030 (FIRST_ADDR_NODE): Ditto.
32031 (find): New function.
32033 (dump_constraint): Do not handle INCLUDES.
32034 (insert_into_complex): Do not insert duplicate constraints.
32035 (condense_varmap_nodes): Renamed and rewritten into ...
32036 (merge_node_constraints): This. Also fix bug in handling of
32037 offseted copy constraints.
32038 (clear_edges_for_node): No longer need to deal with preds at all,
32039 or removing associated preds/succs.
32040 (merge_graph_nodes): Deal with indirect_cycles.
32041 Don't deal with predecessors.
32042 (add_implicit_graph_edge): New function.
32043 (add_pred_graph_edge): Ditto.
32044 (add_graph_edge): Don't deal with predecessors.
32045 (build_constraint_graph): Removed.
32046 (build_pred_graph): New function.
32047 (build_succ_graph): Ditto.
32048 (struct scc_info): Removed in_component. Added roots, dfs, and
32049 node_mapping. Remove visited_index, unification_queue.
32050 (scc_visit): Deal with union-find we do now.
32051 Deal with cycles with REF nodes.
32052 (collapse_nodes): Renamed and rewritten to ...
32053 (unify_nodes): This.
32054 (process_unification_queue): Removed.
32055 (topo_visit): Cleanup
32056 (do_da_constraint): Use find.
32057 (do_sd_constraint): Ditto.
32058 (do_ds_constraint): Ditto.
32059 (do_complex_constraint): Ditto.
32060 (init_scc_info): Update for removed and added members.
32061 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
32062 (find_indirect_cycles): This.
32063 (equivalence_class): New variable.
32064 (label_visit): New function.
32065 (perform_variable_substitution): Rewritten.
32066 (free_var_substitution_info): New function.
32067 (find_equivalent_node): Ditto.
32068 (move_complex_constraints): Ditto.
32069 (eliminate_indirect_cycles): Ditto.
32070 (solve_graph): Only propagate changed bits.
32071 Use indirect cycle elimination.
32073 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
32074 (tree_id_eq): Renamed to ...
32075 (tree_vi_eq): This. Update for member change
32076 (insert_id_for_tree): Renamed and rewritten to ...
32077 (insert_vi_for_tree): This.
32078 (lookup_id_for_tree): Renamed and rewritten to ...
32079 (lookup_vi_for_tree): This.
32080 (get_id_for_tree): Renamed and rewritten to ...
32081 (get_vi_for_tree): Ditto.
32082 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
32083 (process_constraint): Don't handle INCLUDES.
32084 Remove special ADDRESSOF case.
32085 (find_func_aliases): Rewrite to use vi functions instead of id
32087 (create_function_info_for): Ditto.
32088 (create_variable_info_for): Ditto.
32089 (intra_create_variable_infos): Ditto.
32090 (merge_smts_into): Ditto.
32091 (find_what_p_points_to): Ditto.
32092 (init_base_vars): Ditto.
32093 (init_alias_vars): Ditto.
32094 (remove_preds_and_fake_succs): New function.
32095 (dump_sa_points_to_info): Dump new stats.
32096 (dump_solution_for_var): Use find.
32097 (set_used_smts): Fix formatting.
32098 (compute_points_to_sets): Updated for new functions.
32099 (ipa_pta_execute): Ditto.
32101 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
32102 Richard Sandiford <richard@codesourcery.com>
32104 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
32106 * calls.c (expand_call): If the return value is a PARALLEL,
32107 extract its first member.
32108 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
32109 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
32110 use FUNCTION_EXTRA_EPILOGUE.
32111 (m68k_function_value): Return a PARALLEL if the return value
32112 is of a pointer type.
32113 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
32114 (FUNCTION_EXTRA_EPILOGUE): Remove.
32115 * config/m68k/m68k.md (D0_REG): New constant.
32117 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
32119 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
32120 output a NOP for empty epilogues.
32122 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32124 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
32125 before function. Extend register save check to include all
32126 registers, not just integer ones.
32128 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
32130 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
32131 (m68k_use_return_insn): ...this.
32132 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
32133 * config/m68k/m68k.c (use_return_insn): Rename to...
32134 (m68k_use_return_insn): ...this.
32135 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
32136 of USE_RETURN_INSN.
32138 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
32140 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
32141 nearest even, fix denormal rounding overflow.
32143 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32145 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
32146 f%$smove and f%$move.
32147 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
32148 (extendsfdf2_cf): Use fdmove instead of f%&move.
32149 (truncdfsf2_cf): Use fsmove instead of f%$smove.
32150 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
32152 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32154 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
32157 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32159 * real.h (real_format): Add a canonical_nan_lsbs_set field.
32160 (coldfire_single_format): Declare.
32161 (coldfire_double_format): Likewise.
32162 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
32163 of qnan_msb_set to determine the lower bits of a canonical
32165 (encode_ieee_double): Likewise.
32166 (encode_ieee_quad): Likewise.
32167 (ieee_single_format): Initialize canonical_nan_lsbs_set.
32168 (mips_single_format): Likewise.
32169 (ieee_double_format): Likewise.
32170 (mips_double_format): Likewise.
32171 (ieee_extended_motorola_format): Likewise.
32172 (ieee_extended_intel_96_format): Likewise.
32173 (ieee_extended_intel_128_format): Likewise.
32174 (ieee_extended_intel_96_round_53_format): Likewise.
32175 (ibm_extended_format): Likewise.
32176 (mips_extended_format): Likewise.
32177 (ieee_quad_format): Likewise.
32178 (mips_quad_format): Likewise.
32179 (vax_f_format): Likewise.
32180 (vax_d_format): Likewise.
32181 (vax_g_format): Likewise.
32182 (i370_single_format): Likewise.
32183 (i370_double_format): Likewise.
32184 (decimal_single_format): Likewise.
32185 (decimal_double_format): Likewise.
32186 (decimal_quad_format): Likewise.
32187 (c4x_single_format): Likewise.
32188 (c4x_extended_format): Likewise.
32189 (real_internal_format): Likewise.
32190 (coldfire_single_format): New real_format.
32191 (coldfire_double_format): Likewise.
32192 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
32193 canonical_nan_lsbs_set.
32194 (pdp11_d_format): Likewise.
32195 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
32196 if TARGET_COLDFIRE_CPU.
32198 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32200 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
32201 (output_call, m68k_legitimize_call_address): Declare.
32202 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
32203 parenthesees. Add support for a 'W' constraint.
32204 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
32205 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
32206 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
32207 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
32209 (override_options): Initialize them. Do not set flag_no_function_cse
32210 for TARGET_ID_SHARED_LIBRARY.
32211 (m68k_output_pic_call): Delete.
32212 (m68k_legitimize_call_address): New function.
32213 (print_operand): Remove the %o prefix. Handle the %p prefix.
32214 (output_call): New function.
32215 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
32216 target address from the GOT if symbolic jumps are not allowed.
32217 * config/m68k/m68k.md (call, general_operand): Do not set
32218 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
32219 Merge separate flag_pic and !flag_pic define_insns into...
32220 (*call, *call_value): ...these new patterns. Match the address
32221 rather than the containing MEM and require it to be a call_operand.
32222 Use output_call to generate the asm template.
32223 * config/m68k/predicates.md (const_call_operand): New predicate.
32224 (call_operand): Likewise.
32226 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
32228 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
32229 (STACK_GROWS_DOWNWARD): Define to 1.
32230 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
32231 comments, emphasizing that these values are only defaults.
32232 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
32233 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
32235 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32237 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
32239 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
32240 Richard Sandiford <richard@codesourcery.com>
32242 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
32243 (FP_REGNO_P): New macros.
32244 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
32245 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
32246 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
32247 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
32249 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
32251 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
32252 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
32254 * config/m68k/t-floatlib: New file, extracting common code from...
32255 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
32256 * config/m68k/t-uclinux: Here.
32257 * config/m68k/fpgnulib.c: Do not compile extendeed precision
32258 routines on ColdFire targets.
32260 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
32262 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
32263 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
32264 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
32265 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
32266 explicitly set MOTOROLA to 1.
32267 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
32269 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32270 Nathan Sidwell <nathan@codesourcery.com>
32272 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
32273 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
32274 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
32275 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
32276 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
32277 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
32278 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
32279 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
32280 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
32281 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
32282 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
32283 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
32284 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
32285 (DBX_REGISTER_NUMBER): Delete.
32286 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
32287 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
32288 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
32290 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32292 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
32293 * config/flat.h: New file.
32294 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
32295 OBJECT_FORMAT_FLAT.
32296 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
32297 indirect references for -msep-data or -mid-shared-library.
32298 Do not use PC-relative code addresses either.
32299 * config/m68k/m68k.c (override_options): Restrict -fPIC error
32301 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
32302 for shared libraries and crt1.o for executables. Use crti.o and
32304 (ENDFILE_SPEC): Use crtend.o and crtn.o.
32305 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
32306 Do not add -elf2flt or -shared-lib-id options here.
32307 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
32308 Pass -shared-lib-id if -mid-shared-library, taking the library
32309 identifier from -mshared-library-id if given, otherwise
32311 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
32312 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
32313 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
32314 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
32315 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
32316 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
32318 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
32319 jump sequence for ISA A and ISA A+.
32320 (PICJUMP): Likewise.
32322 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32324 * config.gcc (m68k-*-uclinux*): Base the port on the common
32325 and m68k GNU/Linux files rather than on the generic ELF ones.
32326 * config/m68k/uclinux.h (TARGET_VERSION): Override.
32327 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
32329 2007-01-18 Julian Brown <julian@codesourcery.com>
32330 Richard Sandiford <richard@codesourcery.com>
32332 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
32333 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
32334 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
32336 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
32337 80 unconditionally.
32338 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
32340 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32342 * doc/install.texi: Document m68k-uclinuxoldabi.
32343 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
32344 * config/m68k/uclinux-oldabi.h: New file, copied from
32345 config/m68k/uclinux.h.
32347 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
32349 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
32350 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
32351 (m32r_compute_frame_size): Use unsigned for regno.
32352 (m32r_reload_lr): Use gen_frame_mem.
32354 (m32r_output_function_epilogue): Don't output the function epilogue
32356 (m32r_expand_epilogue): New.
32357 (direct_return): Return false if the function has the interrupt
32359 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
32360 * config/m32r/m32r.md (epilogue): New expander.
32361 (return_lr, return_rte): New insns.
32362 (return): Make it expander.
32363 (return_normal): New expander.
32365 2007-01-18 Josh Conner <jconner@apple.com>
32368 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
32369 support for UNLE, UNLT, UNGE, and UNGT.
32371 2007-01-18 Jan Hubicka <jh@suse.cz>
32373 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
32374 * tree-tailcall (add_virtual_phis): Likewise.
32375 (optimize_tail_call): Return TODOs.
32376 (execute_tail_calls): Return TODOs.
32377 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
32378 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
32380 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
32381 Cleanup cfg using TODO.
32382 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
32383 * passes.c (execute_function_todo): When cleanup did something, remove
32385 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
32386 (make_edges): Don't cleanup_cfg.
32388 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
32390 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
32391 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
32392 operate on the top of stack.
32393 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
32394 register handling of instructions that output to the second
32396 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
32397 (move_for_stack_reg): Special-case check for dead destination
32398 stack slot for constant load of 1.0 inside UNSPEC_TAN.
32400 * config/i386/i386.md (UNSPEC_TAN): New constant.
32401 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
32402 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
32403 to correctly model move of constant 1.0 to top stack slot.
32404 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
32405 (unnamed peephole2 pattern): Remove corresponding peephole2
32406 pattern that optimizes tan insn and loading of constant 1.0.
32407 (tanxf2): Use fptanxf4_i387.
32408 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
32409 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
32410 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
32411 disable patterns for SSE math.
32412 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
32413 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
32415 2007-01-18 Dirk Mueller <dmueller@suse.de>
32416 Richard Guenther <rguenther@suse.de>
32419 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
32420 * common.opt (Warray-bounds): Add new warning option.
32421 * c-opts.c (c_common_handle_option): Define -Warray-bounds
32423 * Makefile.in: make tree-vrp.o depend on toplev.h
32424 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
32426 (check_array_refs, check_array_bounds, check_array_ref): New.
32428 2007-01-18 Jan Hubicka <jh@suse.cz>
32430 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
32431 (execute_ssa_ccp): Return flags conditionally.
32432 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
32434 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
32436 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
32438 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
32439 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
32441 * Makefile.c (GTFILES): Add cfglayout.h.
32442 * gengtype.c (open_base_files): Likewise.
32443 * cfglayout.c (cfg_layout_function_footer,
32444 cfg_layout_function_header) Reindent to make gengtype happy.
32445 * cfglayout.h (cfg_layout_function_footer,
32446 cfg_layout_function_header): Add GTY(()) marker.
32448 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
32450 2007-01-18 Ben Elliston <bje@au.ibm.com>
32452 * genautomata.c (write_automata): Include xstrerror output in the
32453 error message if writing the DFA description file fails.
32455 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
32457 * config/mips/mips-protos.h (mips_output_external): Make it
32459 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
32460 * config/mips/mips.c (irix_output_external_libcall): Likewise.
32461 (extern_list): Likewise.
32462 (extern_head): Likewise.
32463 (TARGET_ASM_FILE_END): Likewise.
32464 (mips_file_end): Likewise.
32465 (mips_output_external): Rewritten.
32467 2007-01-18 Ben Elliston <bje@au.ibm.com>
32469 * genpreds.c (write_insn_preds_c): Only write out the function
32470 body for regclass_for_constraint if we have register constraints.
32472 2007-01-17 Tom Tromey <tromey@redhat.com>
32474 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
32475 * doc/install.texi (Testing): Use sourceware.org.
32476 (Binaries): Likewise.
32477 (Specific): Likewise.
32478 * doc/contrib.texi (Contributors): Use sourceware.org.
32480 2007-01-17 Anatoly Sokolov <aesok@post.ru>
32482 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
32483 (AVR_ENHANCED): Rename to ...
32484 (AVR_HAVE_MUL): ... new.
32485 (avr_enhanced_p): Rename to ...
32486 (avr_have_mul_p): ... new.
32487 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
32488 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
32489 * config/avr/avr.c (avr_enhanced_p): Rename to ...
32490 (avr_have_mul_p): ... new.
32491 (base_arch_s): Rename 'enhanced' to 'have_mul'.
32492 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
32493 'avr_enhanced_p' and 'enhanced'.
32494 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
32495 AVR_HAVE_MUL instead of AVR_ENHANCED.
32496 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
32497 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
32498 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
32499 instead of AVR_ENHANCED.
32500 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
32501 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
32502 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
32504 2007-01-17 Ian Lance Taylor <iant@google.com>
32506 * vec.h (VEC_reserve_exact): Define.
32507 (vec_gc_p_reserve_exact): Declare.
32508 (vec_gc_o_reserve_exact): Declare.
32509 (vec_heap_p_reserve_exact): Declare.
32510 (vec_heap_o_reserve_exact): Declare.
32511 (VEC_OP (T,A,reserve_exact)): New static inline function, three
32513 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
32514 negative parameter.
32515 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
32516 (VEC_OP (T,A,copy)) [all versions]: Likewise.
32517 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
32518 * vec.c (calculate_allocation): Add exact parameter. Change all
32520 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
32521 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
32522 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
32523 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
32524 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
32525 (vec_heap_p_reserve_exact): New function.
32526 (vec_heap_o_reserve_exact): New function.
32528 2007-01-17 Jan Hubicka <jh@suse.cz>
32530 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
32532 2007-01-17 Eric Christopher <echristo@apple.com>
32534 * config.gcc: Support core2 processor.
32536 2007-01-16 Jan Hubicka <jh@suse.cz>
32538 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
32539 the names, just unlink the chain so we don't crash on dangling
32543 2007-01-16 Jan Hubicka <jh@suse.cz>
32545 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
32546 * tree-pass.h: Reorder to make IPA passes appear toegher.
32547 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
32549 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
32550 parameters, do not call early inliner.
32551 * ipa-inline.c: Update comments. Include tree-flow.h
32552 (cgraph_decide_inlining): Do not compute inlining parameters.
32553 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
32554 be called with function context set up.
32555 (pass_ipa_inline): Remove unreachable functions before pass.
32556 (cgraph_early_inlining): Simplify assuming to be called from the
32558 (pass_early_inline): New pass.
32559 (cgraph_gate_ipa_early_inlining): New gate.
32560 (pass_ipa_early_inline): Turn into simple wrapper.
32561 (compute_inline_parameters): New function.
32562 (gate_inline_passes): New gate.
32563 (pass_inline_parameters): New pass.
32564 (apply_inline): Move here from tree-optimize.c
32565 (pass_apply_inline): New pass.
32566 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
32568 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
32569 doing them by hand.
32570 (tree_function_versioning): Do not allocate dummy struct function.
32571 * tree-inline.h (optimize_inline_calls): Update prototype.
32572 * tree-optimize.c (execute_fixup_cfg): Export.
32573 (pass_fixup_cfg): Remove
32574 (tree_rest_of_compilation): Do not apply inlines.
32575 * tree-flow.h (execute_fixup_cfg): Declare.
32576 * Makefile.in (gt-passes.c): New.
32577 * passes.c: Include gt-passes.h
32578 (init_optimization_passes): New passes.
32579 (nnodes, order): New static vars.
32580 (do_per_function_toporder): New function.
32581 (execute_one_pass): Dump current pass here.
32582 (execute_ipa_pass_list): Don't dump current pass here.
32584 2007-01-16 Janis Johnson <janis187@us.ibm.com>
32586 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
32587 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
32589 2007-01-16 David Edelsohn <edelsohn@gnu.org>
32591 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
32592 (strong_alias): Define.
32593 (__gcc_qmul): Provide non-FMA for soft-float.
32594 (__gcc_qdiv): Same.
32599 (__gcc_qunord): New.
32609 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
32610 soft-float functions.
32611 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
32612 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
32613 about long double soft float.
32615 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
32616 Tehila Meyzels <tehila@il.ibm.com>
32618 * tree-vectorizer.h (is_pattern_stmt_p): New.
32619 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
32620 formatting (tabs instead of spaces). Cleanup and clarify setting
32621 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
32622 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
32623 (vectorizable_type_demotion): Check that types are integral.
32624 (vectorizable_type_promotion): Likewise.
32625 (vectorizable_store): Fix typo. Eliminate new-line at end of
32628 2007-01-16 Jan Hubicka <jh@suse.cz>
32630 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
32633 2007-01-15 Eric Christopher <echristo@apple.com>
32635 * ifcvt.c: Include vec.h, vecprim.h.
32636 (check_cond_move_block): New argument regs.
32637 Reorganize. Add registers used to regs.
32638 (cond_move_process_if_block): Use regs set above as
32641 2007-01-15 Eric Christopher <echristo@apple.com>
32643 * config/darwin.h: Update copyright.
32644 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
32645 (LINK_COMMAND_SPEC): Add -u.
32646 (LINK_SPEC): Fix umbrella for above.
32648 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
32650 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
32653 2007-01-15 Tom Tromey <tromey@redhat.com>
32655 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
32656 * doc/install.texi (Testing): Don't mention jacks.
32657 (Configuration): Document --enable-java-maintainer-mode. Move
32658 --with-java-home to libgcj-specific section. Document
32660 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
32662 2007-01-15 Jan Hubicka <jh@suse.cz>
32664 * tree-ssa-dce.c (DCE_TODOs): New.
32665 (propagate_necessity): Return if something changed.
32666 (eliminate_unnecessary_stmts): Likewise.
32667 (perform_tree_ssa_dce): Return TODO flags when needed.
32668 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
32670 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
32672 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
32673 (fyl2x_extend<mode>xf3_i387): New insn pattern.
32674 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
32675 patterns using X87MODEF12 mode macro. Extend operand 1
32676 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
32677 (log10<mode>2): Ditto.
32678 (log2<mode>2): Ditto.
32679 (log1p<mode>2): Ditto.
32680 (logb<mode>2): Ditto.
32681 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
32682 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
32683 (*fxtractxf3_i387): Rename from *fxtractxf3.
32684 (fxtract_extend<mode>xf3_i387): New insn pattern.
32685 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
32686 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
32687 and gen_fyl2xxf3_i387().
32689 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
32691 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
32692 * cfgloopmanip.c (fix_loop_placement): Made static. Use
32693 get_loop_exit_edges. Changed return type to bool.
32694 * cfgloop.h (fix_loop_placement): Declaration removed.
32696 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
32698 * param.h (MIN_VECT_LOOP_BOUND): New.
32699 * params.def (MIN_VECT_LOOP_BOUND): New.
32700 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
32701 argument - minimum threshold for number of iterations.
32702 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
32703 argument to declaration.
32704 * tree-vect-analyze.c (vect_analyze_operations): Check value of
32705 MIN_VECT_LOOP_BOUND.
32706 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
32707 slpeel_tree_peel_loop_to_edge with additional argument.
32708 (vect_do_peeling_for_alignment): Likewise.
32709 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
32711 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
32714 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
32715 operands of size 1.
32717 2007-01-14 Jan Hubicka <jh@suse.cz>
32719 * tree-dfa.c (remove_referenced_var): New function.
32720 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
32721 prune referenced vars list too.
32722 * tree-flow.h (remove_referenced_var): Declare.
32724 2007-01-14 Jan Hubicka <jh@suse.cz>
32726 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
32728 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
32729 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
32730 * except.h (verify_eh_throw_table_statements): Kill prototype.
32731 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
32732 into call exrepssions.
32733 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
32735 * tree-cfg.c: Include pointer-set.h.
32736 (verify_node_sharing): Work on pointer set.
32737 (verify_eh_throw_stmt_node): New.
32738 (verify_stmts): Use pointers sets, verify throw_stmt.
32740 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
32742 * ipa-reference.c (analyze_function): Consider also addresses taken
32745 2007-01-12 Roger Sayle <roger@eyesopen.com>
32747 * c-typeck.c (null_pointer_constant_p): Replace use of
32748 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32749 (build_c_cast): Likewise.
32751 2007-01-12 Roger Sayle <roger@eyesopen.com>
32753 * tree.h (force_fit_type_double): Remove unused final argument.
32754 * c-common.c (constant_expression_warning): Replace use of
32755 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32756 (convert_and_check): Likewise.
32757 (shorten_compare): Update call to force_fit_type_double.
32758 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
32759 * convert.c (convert_to_pointer): Update call to
32760 force_fit_type_double.
32761 * fold-const.c (force_fit_type_double): Remove overflowed_const
32763 (int_const_binop, fold_convert_const_int_from_int,
32764 fold_convert_const_int_from_real, fold_div_compare,
32765 fold_sign_changed_comparison, fold_unary, fold_negate_const,
32766 fold_abs_const, fold_not_const): Remove the final argument from
32767 calls to force_fit_type_double.
32769 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
32771 * configure.ac: Set insn to "nop" for spu-*-* also.
32772 * configure: Regenerate.
32774 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
32776 * builtins.def : Add BUILT_IN_FREE.
32778 2007-01-12 Jan Hubicka <jh@suse.cz>
32780 PR tree-optimization/30443
32781 * tree-inline.c (tree_function_versioning): Do not optimize when
32782 cloning for inlining.
32784 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
32786 * doc/loop.texi: Document recording of loop exits.
32787 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
32788 (update_single_exits_after_duplication,
32789 update_single_exit_for_duplicated_loop,
32790 update_single_exit_for_duplicated_loops): Removed.
32791 (duplicate_loop_to_header_edge): Do not call
32792 update_single_exits_after_duplication and
32793 update_single_exit_for_duplicated_loops.
32794 (loop_version): Do not update single_exit information.
32795 (fix_loop_structure): Use record_loop_exits instead of
32796 mark_single_exit_loops.
32797 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
32798 the lists of loop exits.
32799 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
32800 split_edge, merge_blocks): Update the lists of loop exits.
32801 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
32802 loop_optimizer_init.
32803 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
32804 of mark_single_exit_loops.
32805 (loop_optimizer_finalize): Call release_recorded_exits.
32806 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
32807 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
32808 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
32809 update single exit information.
32810 * lambda-code.c (perfect_nestify): Ditto.
32811 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
32812 (mark_single_exit_loops): Removed.
32813 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
32814 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
32815 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
32817 (get_loop_exit_edges, single_exit): Use recorded exit lists.
32818 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
32819 (verify_loop_structure): Verify consistency of the exit lists.
32820 (flow_loops_find): Use alloc_loop. Initialize exits hash.
32821 (set_single_exit): Removed.
32822 * cfgloop.h (struct loop_exit): New function.
32823 (struct loop): single_exit_ field replaced by exits field.
32824 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
32825 LOOPS_HAVE_RECORDED_EXITS.
32826 (struct loops): Added exits hash.
32827 (mark_single_exit_loops, set_single_exit): Declaration removed.
32828 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
32830 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32832 * doc/invoke.texi: Avoid use of @headitem.
32834 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32836 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
32838 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32840 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
32843 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32844 Richard Sandiford <richard@codesourcery.com>
32846 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
32847 * config/m68k/m68k.opt: Resort options.
32848 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
32850 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32851 Richard Sandiford <richard@codesourcery.com>
32853 * doc/invoke.texi: Document the macros that are defined by
32854 m68k's -mtune and -mhard-float options.
32855 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
32856 (m68k_cpp_cpu_family): Likewise.
32857 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
32858 of __ucfv*__ macros. Define __mcffpu__ if generating code for
32859 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
32860 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
32861 (m68k_cpp_cpu_family): Likewise.
32863 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32865 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
32866 macros besides mc68000 as tuning macros. Use a switch statement
32867 to set them and mcpu32.
32869 2007-01-12 Julian Brown <julian@codesourcery.com>
32871 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
32872 (TARGET_68040_ONLY): Rename to...
32873 (TARGET_68040): ...this.
32874 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
32875 * config/m68k/m68k.md: Likewise.
32877 2007-01-12 Julian Brown <julian@codesourcery.com>
32878 Nathan Sidwell <nathan@codesourcery.com>
32879 Richard Sandiford <richard@codesourcery.com>
32881 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
32882 the -mcpu= argument associated with the --with-cpu setting.
32883 Define M68K_DEFAULT_TUNE to the default -mtune= option,
32884 if different from the one implied by the -mcpu setting.
32885 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
32886 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
32887 * doc/invoke.texi: Mention ColdFire in the introduction to the
32888 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
32889 -mno-div and -mhard-float options. Make -m68881 a synonym for
32890 -mhard-float. Document the previously-undocumented -m5206e,
32891 -m528x, -m5307 and -m5407 options. Tweak the existing option
32892 documentation for consistency.
32893 * doc/install.texi: Mention new --with-cpu arguments.
32894 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
32895 default CPU if neither -mcpu nor -march are specified.
32896 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
32897 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
32898 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
32899 using m68k_tune to decide between families that implement the
32900 same ISA. Use m68k_tune to set __mcfv4e__.
32901 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
32902 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
32903 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
32904 (FL_ISA_C, FL_ISA_MMU): New macros.
32905 (MASK_COLDFIRE): Delete.
32906 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
32907 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
32908 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
32909 (TARGET_HARD_FLOAT): Do not define here.
32910 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
32911 (TUNE_68000): New macro.
32912 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
32913 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
32914 (TUNE_CFV2): Redefine in terms of m68k_tune.
32915 (uarch_type, target_device, fpu_type): New enums.
32916 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
32917 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
32918 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
32919 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
32920 (FL_FOR_isa_c): New macros.
32921 (m68k_isa): New enum.
32922 (m68k_target_selection): New structure.
32923 (all_devices, all_isas, all_microarchs): New tables.
32924 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
32925 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
32926 (MASK_ALL_CPU_BITS): Delete.
32927 (m68k_find_selection): New function.
32928 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
32929 Map the legacy target options to a combination of the new ones.
32930 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
32931 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
32932 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
32934 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
32935 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
32937 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
32938 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
32939 * config/m68k/m68k-devices.def: New file.
32941 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32942 Nathan Sidwell <nathan@codesourcery.com>
32944 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
32945 (SUBTARGET_EXTRA_SPECS): New macros.
32946 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
32947 use %(asm_cpu_spec) instead.
32948 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
32949 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
32950 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
32951 (EXTRA_SPECS): Rename to...
32952 (SUBTARGET_EXTRA_SPECS): ...this.
32954 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32955 Richard Sandiford <richard@codesourcery.com>
32956 Julian Brown <julian@codesourcery.com>
32958 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
32959 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
32960 to the configuration's default CPU.
32961 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
32962 Remove default masks.
32963 (m680[012]0-*-*): Set the default with_cpu to the first part of
32965 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
32966 (m68k*-*-linux): Extend the --with-cpu handling to...
32967 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
32968 and m68010. Don't set target_cpu_default2.
32969 * doc/install.texi: Document --with-cpu for m68k.
32970 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
32971 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
32972 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
32973 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
32974 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
32975 (ASM_SPEC): Remove use of %(asm_cpu_default).
32976 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
32977 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
32978 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
32979 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
32980 __HAVE_FPU__ if TARGET_HARD_FLOAT.
32981 (TARGET_DEFAULT): Delete.
32982 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
32983 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
32984 (CPP_CPU_SPEC): Delete.
32985 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
32986 the appropriate string.
32987 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
32988 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
32989 (ASM_SPEC): Don't use %(asm_default_spec).
32990 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
32991 TARGET_DEFAULT and add MASK_68881.
32992 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
32994 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32996 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
32997 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
32998 MASK_68010 alongside MASK_68020.
32999 * doc/invoke.texi: Document -m68010.
33000 * config/m68k/m68k.opt (m68010): New.
33001 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
33003 (TUNE_68010): New macro.
33004 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
33005 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
33006 (M68K_CPU_m68332): Add MASK_68010.
33007 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
33008 fallback definition.
33009 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
33011 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
33012 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
33013 to all entries that use MASK_68020.
33014 (output_move_simode_const, output_move_himode, output_move_qimode)
33015 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
33016 instead of TARGET_68020 to select clr behavior. Remove comment
33017 about there being no TARGET_68010.
33018 * config/m68k/m68k.md: Likewise throughout.
33020 2007-01-12 Julian Brown <julian@codesourcery.com>
33022 * config/m68k/m68k.h (TARGET_ISAB): New macro.
33023 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
33024 * config/m68k/m68k.md: Likewise.
33026 2007-01-12 Julian Brown <julian@codesourcery.com>
33028 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
33029 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
33031 2007-01-12 Julian Brown <julian@codesourcery.com>
33033 * config/m68k/m68k.h (TUNE_68040_60): New macro.
33034 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
33035 * config/m68k/m68k.md: Likewise.
33037 2007-01-12 Julian Brown <julian@codesourcery.com>
33038 Richard Sandiford <richard@codesourcery.com>
33040 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
33041 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
33042 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
33044 (TARGET_CPU32): Rename to...
33045 (TUNE_CPU32): ...this.
33046 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
33047 (TUNE_CFV2): New macros.
33048 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
33049 remove conditions that are implied by TARGET_68020.
33050 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
33051 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
33052 (m68k_output_function_epilogue): Likewise.
33053 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
33054 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
33055 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
33056 non-68000 timings. Refactor multiplication and division costs.
33057 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
33058 TUNE_CPU32 instead of TARGET_CPU32.
33059 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
33060 and TUNE_68060 instead of TARGET_68060.
33061 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
33062 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
33064 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
33065 && !TARGET_COLDFIRE" to choose between moveq and clr.
33066 Likewise in the unnamed movsf pattern.
33067 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
33068 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
33071 2007-01-12 Richard Sandiford <richard@codesourcery.com>
33073 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
33074 of tabbing before backslashes.
33076 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33078 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
33079 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
33080 (ASM_OUTPUT_INTERNAL_LABEL): Define.
33082 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
33084 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
33085 find_interesting_uses_cond.
33086 (find_interesting_uses_cond): Use extract_cond_operands.
33087 (rewrite_use_compare): Use extract_cond_operands and
33088 force_gimple_operand_bsi. Do not call update_stmt.
33089 (determine_use_iv_cost_condition): Use extract_cond_operands.
33090 Return cheaper of using original bound and changing the exit bound.
33092 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
33094 PR tree-optimization/29516
33095 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
33096 most_expensive_mult_to_index, addr_to_parts,
33097 create_mem_ref, maybe_fold_tmr): Make the type of
33098 fields of TARGET_MEM_REF sizetype.
33099 (move_fixed_address_to_symbol, move_pointer_to_base):
33101 * tree.def (TARGET_MEM_REF): Add comment on types of
33104 2007-01-11 Joseph Myers <joseph@codesourcery.com>
33106 * c-common.c (vector_types_convertible_p): Treat opaque types as
33107 always convertible if they have the same size, but not otherwise.
33109 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
33111 * ifcvt.c (struct noce_if_info): Add comments to the fields.
33112 Remove the b_unconditional field.
33113 (noce_try_sign_mask): Do not look at b_unconditional.
33114 (noce_process_if_block): Do not use merge_if_blocks. Update
33115 the CFG here. Do not set b_unconditional.
33116 (cond_move_process_if_block): Likewise.
33117 (find_cond_trap): Likewise.
33118 (check_cond_move_block): Require simple jump insns at the end
33119 of the basic block.
33121 2007-01-11 Jan Hubicka <jh@suse.cz>
33123 PR tree-optimization/1046
33124 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
33125 when alias info is not ready.
33126 (pass_tail_recursion): Do not require aliasing.
33127 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
33128 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
33129 * tree-ssa-copy.c (pass_copy_prop): Likewise.
33130 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
33131 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
33132 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
33133 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
33135 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
33136 When aliasing is not build, mark statement as volatile.
33138 2007-01-11 Tom Tromey <tromey@redhat.com>
33140 PR preprocessor/15185
33141 PR preprocessor/20989
33142 * doc/cppopts.texi <-MT>: Update description of algorithm for
33143 computing default target.
33144 <-M, -MD>: Reword "basename" text.
33146 2007-01-11 Roger Sayle <roger@eyesopen.com>
33148 * builtins.c (expand_builtin_pow, expand_builtin_powi,
33149 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
33150 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
33151 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
33152 fold_builtin_bswap, real_constp, fold_builtin_pow,
33153 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
33154 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
33155 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
33156 * convert.c (convert_to_pointer): Likewise.
33157 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
33158 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
33159 const_binop, fold_convert_const_int_from_int,
33160 fold_convert_const_int_from_real,
33161 fold_convert_const_real_from_real, sign_bit_p,
33162 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
33163 fold_sign_changed_comparison, fold_unary, fold_comparison,
33164 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
33165 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
33166 * print-tree.c (print_node_brief, print_node): Likewise.
33167 * stor-layout.c (place_field, layout_type): Likewise.
33168 * tree-chrec.c (keep_cast): Likewise.
33169 * tree.c (build_vector, build_real, build_real_from_int_cst,
33170 build_complex): Likewise.
33172 2007-01-11 Roger Sayle <roger@eyesopen.com>
33174 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
33175 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
33177 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
33179 * configure.ac (strict1_warn): Rename to strict_warn.
33180 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
33181 cc_set_by_configure, quoted_cc_set_by_configure,
33182 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
33183 all_boot_languages, all_stagestuff): Remove.
33184 (target_list): Remove bootstrap targets.
33185 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
33186 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
33187 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
33188 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
33189 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
33190 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
33191 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
33192 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
33193 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
33194 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
33195 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
33196 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
33197 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
33198 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
33199 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
33200 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
33201 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
33202 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
33203 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
33204 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
33205 (mostlyclean): Adjust.
33206 (clean, distclean): Don't mention bootstrap stuff.
33207 * configure: Regenerate.
33208 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
33209 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
33210 treelang/config-lang.in (stagestuff): Remove.
33211 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
33212 stageprofile, stagefeedback, stagestuff): Remove mention.
33214 2007-01-11 Nick Clifton <nickc@redhat.com>
33216 * config/mcore/predicates.md (mcore_general_movesrc_operand):
33218 (mcore_general_movdst_operand): Do not accept CONST_INTs.
33219 (mcore_arith_K_S_operand): Run the test for the S constraint not
33220 the test for the M constraint.
33221 (mcore_addsub_operand): Do not accept integer values that are
33222 larger than 32 bits.
33223 * config/mcore/mcore.md: Remove unused constraints from split.
33224 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
33225 (addsi3): Likewise.
33226 (allocate_stack): Likewise.
33227 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
33228 operands to 32 bits.
33229 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
33231 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
33232 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
33233 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
33234 mcore_output_bclri, mcore_output_andn, output_inline_const,
33235 mcore_output_move, mcore_output_movedouble): Likewise.
33236 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
33237 (output_inline_const): Likewise.
33238 (output_inline_const): Fix format strings used in sprintf
33240 * config/mcore/mcore-protos.h: Update prototypes for changed
33241 functions in mcore.c.
33242 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
33243 HOST_WIDE_INT and not int.
33244 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
33245 CONST_OK_FOR_N): Likewise.
33246 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
33247 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
33250 2007-01-10 Jan Hubicka <jh@suse.cz>
33252 * tree-vrp.c (remove_range_assertions): Release defs.
33253 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
33254 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
33256 2007-01-10 Paul Brook <paul@codesourcery.com>
33258 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
33259 * config/arm/arm.md (mulsi3subsi): New insn.
33261 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
33263 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
33264 (tree_transform_and_unroll_loop): New.
33265 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
33268 2007-01-10 Robert Kennedy <jimbob@google.com>
33270 * fold-const.c (fold_comparison): Fold comparisons like (x *
33271 1000 < 0) to (x < 0).
33273 2007-01-10 Ian Lance Taylor <iant@google.com>
33275 * tree-pretty-print.c (dump_generic_node): Print parentheses when
33276 operands have the same priority.
33278 2007-01-10 Tom Tromey <tromey@redhat.com>
33280 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
33281 (fold_binary): Likewise.
33282 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
33283 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
33284 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
33285 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
33286 * langhooks.h (struct lang_hooks): Removed field
33287 'can_use_bit_fields_p'.
33289 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
33291 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
33293 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
33295 * function.c (get_last_funcdef_no): New function.
33296 * function.h (get_last_funcdef_no): Declare.
33297 * tree-inline.c (initialize_cfun): Add initialization.
33298 (tree_function_versioning): Cleanup.
33300 2007-01-10 Jan Hubicka <jh@suse.cz>
33302 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
33305 2007-01-10 Sa Liu <saliu@de.ibm.com>
33306 Ben Elliston <bje@au.ibm.com>
33308 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
33309 for SAVE_NONLOCAL and Pmode for any other save level.
33310 * spu-protos.h (spu_restore_stack_block): Declare.
33311 * spu.md (save_stack_block): Remove.
33312 (restore_stack_block): Call spu_restore_stack_block.
33313 * spu.c (spu_restore_stack_block): New function.
33314 (spu_expand_epilogue): Remove old comment.
33316 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
33318 PR tree-optimization/30322
33319 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
33320 (cand_value_at): Return the value as aff_tree.
33321 (may_eliminate_iv): Convert the bound from aff_tree to tree.
33322 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
33323 aff_combination_mult): New functions.
33324 (aff_combination_add): Use aff_combination_add_cst.
33325 (aff_combination_convert): Allow conversions to a wider type.
33326 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
33327 * tree-affine.h (aff_combination_mult): Declare.
33329 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
33331 * doc/tm.texi: Update documentation to reflect reality of exec
33332 and start file search behaviours. Update copyright year.
33333 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
33334 header file directories.
33336 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
33338 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
33339 (*cosxf2): Rename to cosxf2_i387.
33340 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
33341 using X87MODEF12 mode macro. Rename patterns to
33342 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
33344 (*cosdf2, *cossf2): Ditto.
33345 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
33346 to match extended input operands.
33347 (sincos<mode>3): New expander.
33348 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
33349 insn patterns and corresponding splitters.
33351 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
33353 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
33354 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
33356 2007-01-09 Nicolas Pitre <nico@cam.org>
33359 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
33361 2007-01-08 Geoffrey Keating <geoffk@apple.com>
33363 * target.h (struct gcc_target): New field library_rtti_comdat.
33364 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
33365 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
33366 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
33367 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
33369 2007-01-08 Geoffrey Keating <geoffk@apple.com>
33371 * doc/invoke.texi (Optimize Options): Correct description of -O0.
33373 2007-01-08 Richard Guenther <rguenther@suse.de>
33375 * tree.h (force_fit_type_double): Export.
33376 (force_fit_type): Remove.
33377 * fold-const.c (force_fit_type_double): New function.
33378 (force_fit_type): Remove.
33379 (int_const_binop): Use it.
33380 (fold_convert_const_int_from_int): Likewise.
33381 (fold_convert_const_int_from_real): Likewise.
33382 (fold_div_compare): Likewise.
33383 (fold_sign_changed_comparison): Likewise.
33384 (fold_unary): Likewise.
33385 (fold_negate_const): Likewise.
33386 (fold_abs_const): Likewise.
33387 (fold_not_const): Likewise.
33388 * c-common.c (shorten_compare): Use force_fit_type_double.
33389 * convert.c (convert_to_pointer): Likewise.
33391 2007-01-08 Richard Guenther <rguenther@suse.de>
33393 * tree.h (build_int_cst_wide_type): Export.
33394 * tree.c (build_int_cst_wide_type): New function.
33395 (build_int_cst_wide): Fix comment.
33396 * builtins.c (fold_builtin_object_size): Use build_int_cst
33397 to build -1 or 0 of the correct type. Use fit_double_type
33398 to check for overflow.
33399 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
33401 (decode_field_reference): Likewise.
33402 (all_ones_mask_p): Likewise.
33403 (native_interpret_int): Use build_int_cst_wide_type.
33404 (fold_binary): Use build_int_cst_type to build an all-ones
33406 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
33408 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
33410 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
33412 2007-01-09 Ben Elliston <bje@au.ibm.com>
33414 * genautomata.c (STATS_OPTION): New option.
33415 (stats_flag): New flag.
33416 (gen_automata_option): Handle it.
33417 (initiate_automaton_gen): Ditto.
33418 (write_automata): Output statistics only if stats_flag is
33419 set. Likewise, output time statistics only if time_flag is set.
33420 * doc/md.texi (Processor pipeline description): Document new flag.
33422 2007-01-08 Richard Guenther <rguenther@suse.de>
33424 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
33425 * tree.c (build_int_cst_type): Likewise.
33426 (size_in_bytes): Don't call force_fit_type on the result.
33427 (int_fits_type_p): Use fit_double_type.
33428 * fold-const.c (fit_double_type): New function.
33429 (force_fit_type): Use it.
33430 * tree.h (fit_double_type): Export.
33432 2007-01-08 Jan Hubicka <jh@suse.cz>
33434 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
33435 * ipa.c (function_and_variable_visibility): Fix return type.
33437 2007-01-08 Richard Guenther <rguenther@suse.de>
33439 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
33440 of offset to build the index.
33441 * tree-pretty-print.c (dump_generic_node): Don't build negated
33442 const just for printing.
33443 * c-pretty-print.c (pp_c_integer_constant): Likewise.
33444 * builtins.c (fold_builtin_int_roundingfn): Check if result
33445 fits the type by using force_fit_type and comparing the result.
33446 * predict.c (predict_loops): Use compare_tree_int for comparison.
33447 * tree.c (build_int_cst): Fall back to integer_type_node for
33449 (build_int_cst_wide): Assert type is non-null.
33451 2007-01-08 Roberto Costa <roberto.costa@st.com>
33453 * tree-vrp.c (extract_range_from_cond_expr): New.
33454 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
33455 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
33457 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
33458 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
33459 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
33460 used as expressions.
33461 * tree-object-size.c (cond_expr_object_size): New.
33462 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
33464 2007-01-08 Jan Hubicka <jh@suse.cz>
33466 * tree-ssa-forwprop.c (forward_propagate_into_cond,
33467 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
33470 2007-01-08 Richard Guenther <rguenther@suse.de>
33472 PR tree-optimization/23603
33473 * tree-vrp.c (set_value_range_to_truthvalue): New function.
33474 (extract_range_from_binary): Fall back to truthvalue instead of
33475 varying for TRUTH_*_EXPR.
33476 (extract_range_from_comparison): Fall back to truthvalue instead of
33478 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
33479 if all visited PHI values were constant.
33481 2007-01-08 Jan Hubicka <jh@suse.cz>
33483 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
33484 (cgraph_analyze_function): break out from ...
33485 (cgraph_finalize_compilation_unit): ... here.
33486 (cgraph_expand_function): Remove forgoten commented out line.
33487 (cgraph_optimize): Analyze functions.
33489 2007-01-08 Jan Hubicka <jh@suse.cz>
33491 * tree-pas.h (TODO_remove_function): New flag.
33492 (TODO_update*): Renumber.
33493 (pass_ipa_increase_alignment,
33494 pass_ipa_function_and_variable_visibility): New passes.
33495 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
33496 (cgraph_function_and_variable_visibility): Move to ipa.c
33497 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
33498 cgraph_increase_alignment.
33499 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
33500 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
33501 calling tree-inline.
33502 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
33503 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
33504 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
33505 (gate_increase_alignment): New function.
33506 (pass_ipa_increase_alignment): New pass.
33507 * ipa.c: Inline tree-pass.h and timevar.h
33508 (function_and_variable_visibility): Move here from cgraphunit.c
33509 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
33510 * passes.c (init_optimization_passes): Add the two new passes.
33511 (execute_todo): Handle cgraph_remove_functions.
33513 2007-01-08 Nick Clifton <nickc@redhat.com>
33515 * config/frv/predicates.md (reg_or_0_operand): Accept
33518 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
33520 * config/bfin/rtems.h, config/bfin/t-rtems: New.
33521 * config.gcc: Add bfin*-rtems*.
33523 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
33525 * c.opt: Add -flax-vector-conversions.
33526 * c-typeck.c (convert_for_assignment): Pass flag to
33527 vector_types_convertible_p to allow emission of note.
33528 (digest_init): Likewise.
33529 * c-opts.c: Handle -flax-vector-conversions.
33530 * c-common.c (flag_lax_vector_conversions): New.
33531 (vector_types_convertible_p): Unless -flax-vector conversions
33532 has been passed, disallow conversions between vectors with
33533 differing numbers of subparts and/or element types. If such
33534 a conversion is disallowed, possibly emit a note on the first
33535 occasion only to inform the user of -flax-vector-conversions.
33536 The new last argument specifies this.
33537 * c-common.h (flag_lax_vector_conversions): New.
33538 (vector_types_convertible_p): Add extra argument.
33539 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
33540 char_type_node for V*QI type vectors.
33541 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
33542 Update to satisfy new typechecking rules.
33543 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
33544 C and C++ variants.
33545 * doc/invoke.texi (C Dialect Options): Document
33546 -flax-vector-conversions.
33548 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
33550 PR tree-optimization/29877
33551 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
33552 a register variable on the RHS to not be replaceable.
33554 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
33555 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
33556 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
33557 const_simm15, const_pow2, const_npow2): Added.
33558 * config/score/misc.md (insv, extv, extzv, movmemsi,
33559 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
33560 * config/score/score.c (score_address_cost, score_select_cc_mode):
33562 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
33563 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
33564 Update score_print_operand.
33565 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
33566 Adjust register allocate order and update some macro define.
33567 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
33568 mdx_block_move_straight, mdx_block_move_loop_head,
33569 mdx_block_move_loop_body, mdx_block_move_loop_foot,
33570 mdx_block_move_loop, mdx_block_move): Added.
33571 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
33572 mdp_limm): Updated and fix some bug and typo.
33573 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
33574 (movsf, movdf, doloop_end): Added.
33576 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
33578 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
33579 config/arm/thumb2.md: Fix comment typos.
33580 * doc/extend.texi: Fix a typo.
33582 2007-01-07 Eric Christopher <echristo@apple.com>
33584 * configure.ac: Check for __stack_chk_fail for darwin.
33585 * configure: Regenerate.
33587 2007-01-07 Richard Guenther <rguenther@suse.de>
33589 * tree-vrp.c (extract_range_from_assert): CSE calls to
33590 compare_values where possible.
33591 (extract_range_from_unary_expr): Likewise.
33593 2007-01-07 Anatoly Sokolov <aesok@post.ru>
33595 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
33596 * config/avr/avr.c (call_insn_operand): Delete function.
33597 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
33598 instead of register number. Use predicates.
33599 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
33600 call_insn_operand): Add.
33602 2007-01-06 Jan Hubicka <jh@suse.cz>
33604 * tree-pass.h (pass_build_cgraph_edges): Declare.
33605 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
33606 (visited_nodes): Remove.
33607 (cgraph_create_edges): Move to cgraphbuild.c; rename to
33608 build_cgrpah_edges; make visited_nodes local.
33609 (cgraph_process_new_functions): DO not call initialize_inline_failed.
33610 (record_references_in_initializer): Move to cgraphbuild.c
33611 (initialize_inline_failed, rebuild_cgraph_edges,
33612 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
33613 (verify_cgraph_node): Make visited_nodes local.
33614 (cgraph_analyze_function): Do not call cgraph_create_edges and
33615 initialize_inline_failed.
33616 (cgraph_expand_function): Do not call cgraph_lower_function;
33617 assert that function is already lowered.
33618 * Makefile.in (cgraphbuild.o): New.
33619 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
33620 at the end of lowering passes.
33622 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
33624 * ifcvt.c (cond_move_convert_if_block): New function, code
33625 factored out from...
33626 (cond_move_process_if_block): ...here. Call the new function
33627 on the THEN and ELSE blocks.
33628 (merge_if_block): Do not copy global_live_at_end, merge_blocks
33629 already takes care of this.
33631 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33634 * tree.h (TREE_OVERFLOW_P): New.
33635 * c-typeck.c (parser_build_unary_op): Warn only if result
33636 overflowed and operands did not.
33637 (parser_build_binary_op): Likewise.
33638 (convert_for_assignment): Remove redundant overflow_warning.
33639 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
33641 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33643 * c-typeck.c (store_init_value): Split over two lines to follow
33644 the GNU coding style.
33646 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
33648 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
33649 __GXX_EXPERIMENTAL_CXX0X__.
33650 * doc/cpp.texi: Same.
33652 2007-01-05 Richard Guenther <rguenther@suse.de>
33654 PR middle-end/27826
33655 * tree.c (get_narrower): Do not construct COMPONENT_REFs
33656 with mismatched types. Instead explicitly build a
33657 conversion NOP_EXPR.
33659 2007-01-05 Ian Lance Taylor <iant@google.com>
33661 * c-common.c (decl_with_nonnull_addr_p): New function.
33662 (c_common_truthvalue_conversion): Call it.
33663 * c-typeck.c (build_binary_op): Likewise.
33664 * c-common.h (decl_with_nonnull_addr_p): Declare.
33666 2007-01-05 Jakub Jelinek <jakub@redhat.com>
33669 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
33672 2007-01-05 Joel Brobecker <brobecker@adacore.com>
33674 * doc/install.texi (Final install): Document the fact that
33675 the GNAT runtime should not be stripped.
33677 2007-01-04 Jan Hubicka <jh@suse.cz>
33679 * tree-inline.c (fold_marked_statements): Update operand caches
33680 and EH after folding
33682 2007-01-04 Ian Lance Taylor <iant@google.com>
33684 * c-common.c (check_function_nonnull): Whitespace fix.
33686 2007-01-04 Jan Hubicka <jh@suse.cz>
33688 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
33689 comitted older version of patch.
33690 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
33691 function, celanup cfg and collect garbage.
33693 2007-01-04 Mike Stump <mrs@apple.com>
33695 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
33698 2007-01-04 Eric Christopher <echristo@apple.com>
33700 * libgcc2.c (__bswapsi2): Use SItype.
33701 (__bswapdi2): Use DItype.
33702 * libgcc2.h: Update for above.
33704 2007-01-04 Paul Brook <paul@codesourcery.com>
33706 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
33707 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
33708 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
33709 umulsidi3, umulsidi3adddi, smulsi3_highpart,
33710 umulsi3_highpart): Make conditional on !arm_arch6.
33711 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
33712 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
33713 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
33714 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
33715 umulsi3_highpart_v6): New insns.
33717 2007-01-04 Roger Sayle <roger@eyesopen.com>
33719 * fold-const.c (fold_convert): When casting an expression to void,
33720 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
33721 have a type. Instead of attempting to build a NOP_EXPR, return
33722 these "special" trees directly.
33724 2007-01-04 Joseph Myers <joseph@codesourcery.com>
33726 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
33727 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
33728 rs6000_cost->fp not 0 as adjustment for outer NEG.
33730 2007-01-04 Jan Hubicka <jh@suse.cz>
33732 * cgraph.c (cgraph_release_function_body): New function.
33733 (cgraph_remove_node): Use it.
33734 * cgraph.h (cgraph_release_function_body): Declare.
33735 * cgraphunit.c (cgraph_expand_function): Use it.
33736 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
33737 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
33738 is initialized and while compilation of other function is running.
33739 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
33740 statement CFG annotations from here to ...
33741 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
33743 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
33745 * cfgloop.h (enum li_flags): Make the constants powers of two.
33747 2007-01-04 Jan Hubicka <jh@suse.cz>
33749 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
33751 (fold_marked_statements): New function.
33752 (optimize_inline_calls, tree_function_versioning): Fold new statements.
33753 * tree-inline.h (copy_body_data): Add statements_to_fold.
33755 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
33757 * config.gcc: Mention libgcc/config.host.
33758 * Makefile.in: Update comments mentioning libgcc.
33759 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
33760 (all.cross, start.encap, rest.encap, rest.cross): Update
33761 dependencies for libgcc move.
33762 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
33763 (clean-target, clean-target-libgcc): Delete.
33764 (srcdirify, GCC_EXTRA_PARTS): New macros.
33765 (libgcc-support, libgcc.mvars): New rules.
33766 (distclean): Remove mention of mklibgcc.
33767 (install): Don't reference INSTALL_LIBGCC.
33768 (install-common): Don't reference EXTRA_PARTS.
33769 (install-libgcc, install-multilib): Delete rules.
33770 * mklibgcc.in: Delete file.
33771 * doc/configfiles.texi: Don't mention mklibgcc.
33773 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
33774 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
33775 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
33776 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
33777 (mklibgcc, ldblspecs): Likewise.
33779 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
33780 (posixpre.def): Use $(T).
33781 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
33782 (SHLIB_SRC, SHLIB_INSTALL): Delete.
33783 (SHLIB_LINK): Make dummy.
33784 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
33786 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
33788 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
33789 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
33790 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
33791 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
33793 * configure.ac (all_outputs): Remove mklibgcc.
33794 * configure: Regenerated.
33796 2007-01-03 Josh Conner <jconner@apple.com>
33798 PR middle-end/29683
33799 * calls.c (compute_argument_addresses): Set stack and stack_slot
33800 for partial args, too.
33801 (store_one_arg): Use locate.size.constant for the size when
33802 generating a save_area.
33804 2007-01-03 Robert Kennedy <jimbob@google.com>
33806 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
33807 whose definitions are deleted due to basic block merging.
33809 2007-01-03 Paul Brook <paul@codesourcery.com>
33812 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
33814 (use_return_insn): Return 0 for Thumb interrupt functions.
33815 (print_multi_reg): Add rfe argument for IRQ returns.
33816 (arm_output_epilogue): Pop interrupt return address directly into PC.
33817 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
33819 2007-01-03 Paul Brook <paul@codesourcery.com>
33821 Merge from sourcerygxx-4_1.
33822 * config/arm/thumb2.md: New file.
33823 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
33825 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
33826 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
33827 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
33828 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
33830 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
33831 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
33833 * config/arm/ieee754-sf.S: Ditto.
33834 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
33835 (thumb1_base_register_rtx_p): ... to this.
33836 (thumb_index_register_rtx_p): Rename...
33837 (thumb1_index_register_rtx_p): ... to this.
33838 (thumb_output_function_prologue): Rename...
33839 (thumb1_output_function_prologue): ... to this.
33840 (thumb_legitimate_address_p): Rename...
33841 (thumb1_legitimate_address_p): ... to this.
33842 (thumb_rtx_costs): Rename...
33843 (thumb1_rtx_costs): ... to this.
33844 (thumb_compute_save_reg_mask): Rename...
33845 (thumb1_compute_save_reg_mask): ... to this.
33846 (thumb_final_prescan_insn): Rename...
33847 (thumb1_final_prescan_insn): ... to this.
33848 (thumb_expand_epilogue): Rename...
33849 (thumb1_expand_epilogue): ... to this.
33850 (arm_unwind_emit_stm): Rename...
33851 (arm_unwind_emit_sequence): ... to this.
33852 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
33853 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
33854 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
33855 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
33856 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
33857 thumb2_output_casesi): New functions.
33858 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
33859 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
33860 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
33861 THUMB2_WORK_REGS): Define.
33862 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
33863 arm_condexec_mask, arm_condexec_masklen)): New variables.
33864 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
33865 (arm_override_options): Check new CPU capabilities.
33866 Set new architecture flag variables.
33867 (arm_isr_value): Handle v7m interrupt functions.
33868 (user_return_insn): Return 0 for v7m interrupt functions. Handle
33870 (const_ok_for_arm): Handle Thumb-2 constants.
33871 (arm_gen_constant): Ditto. Use movw when available.
33872 (arm_function_ok_for_sibcall): Return false for v7m interrupt
33874 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
33875 (thumb_find_work_register, arm_load_pic_register,
33876 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
33877 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
33878 print_multi_reg, output_mov_long_double_fpa_from_arm,
33879 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
33880 output_mov_double_fpa_from_arm, output_move_double,
33881 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
33882 output_return_instruction, arm_output_function_prologue,
33883 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
33884 arm_output_mi_thunk, thumb_set_return_address): Ditto.
33885 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
33886 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
33887 (arithmetic_instr, shift_op): Use arm_shift_nmem.
33888 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
33890 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
33891 (thumb_expand_prologue): Use thumb_set_frame_pointer.
33892 (arm_file_start): Output directive for unified syntax.
33893 (arm_unwind_emit_set): Handle stack alignment instruction.
33894 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
33895 Add v6t2, v7, v7a, v7r and v7m.
33896 (RETLDM): Add Thumb-2 code.
33897 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
33898 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
33899 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
33900 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
33901 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
33902 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
33903 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
33904 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
33905 ADJUST_INSN_LENGTH): Define.
33906 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
33907 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
33908 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
33909 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
33910 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
33911 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
33912 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
33913 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
33914 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
33915 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
33916 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
33917 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
33918 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
33919 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
33920 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
33921 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
33922 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
33924 * config/arm/arm-tune.md: Regenerate.
33925 * config/arm/arm-protos.h: Update prototypes.
33926 * config/arm/vfp.md: Enable patterns for Thumb-2.
33927 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
33928 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
33929 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
33930 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
33931 * config/arm/libunwind.S: Add Thumb-2 code.
33932 * config/arm/constraints.md: Update include Thumb-2.
33933 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
33934 * config/arm/ieee754-df.S: Ditto.
33935 * config/arm/bpabi.S: Ditto.
33936 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
33937 * config/arm/predicates.md (low_register_operand,
33938 low_reg_or_int_operand, thumb_16bit_operator): New.
33939 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
33940 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
33941 * config/arm/t-arm-elf: Add armv7 multilib.
33942 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
33944 (UNSPEC_STACK_ALIGN, ce_count): New.
33945 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
33946 arm_zero_extendsidi2, arm_zero_extendqidi2): New
33948 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
33949 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
33950 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
33951 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
33952 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
33953 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
33955 * doc/extend.texi: Document ARMv7-M interrupt functions.
33956 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
33958 2007-01-03 Jakub Jelinek <jakub@redhat.com>
33960 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
33961 (struct _Unwind_Context): Rename args_size to flags, remove
33962 signal_frame field, add a new args_size field and version field.
33963 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
33964 _Unwind_IsExtendedContext): New inline functions.
33965 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
33966 Assume by_value array is only present if _Unwind_IsExtendedContext.
33967 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
33968 _Unwind_IsSignalFrame.
33969 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
33970 (uw_update_context_1): Use _Unwind_SetSignalFrame.
33971 (uw_init_context_1): Initialize context->flags to
33972 EXTENDED_CONTEXT_BIT.
33973 * config/rs6000/linux-unwind.h (frob_update_context): Use
33974 _Unwind_SetSignalFrame.
33976 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
33978 PR middle-end/30353
33979 * gimplify.c (gimplify_modify_expr_complex_part): Move below
33980 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
33983 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
33985 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
33986 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
33987 RET, AT_SP): Remove.
33988 * config/i386/i386.md (*sse_prologue_save_insn): Use return
33991 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33992 * cfgbuild.c (find_basic_blocks): Likewise.
33993 * cfgrtl.c (rtl_create_basic_block): Likewise.
33994 * function.c (temp_slots_at_level): Likewise.
33995 * reg-stack.c (stack_regs_mentioned): Likewise.
33996 * regclass.c (allocate_reg_info): Likewise.
33997 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33998 set_bb_for_stmt, move_block_to_fn): Likewise.
33999 * tree-complex.c (tree_lower_complex): Likewise.
34000 * vec.h (VEC_safe_grow_cleared): New.
34002 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
34004 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
34006 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
34007 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
34009 * cfgloopmanip.c (scale_loop_frequencies): Export.
34010 (loopify): Scale the frequencies by prescribed coefficients.
34011 (set_zero_probability): New function.
34012 (duplicate_loop_to_header_edge): Improve updating of frequencies.
34013 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
34014 and frequencies according to arguments.
34015 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
34017 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
34018 * modulo-sched.c (sms_schedule): Set probabilities for entering
34019 versioned loop correctly.
34020 * tree-vect-transform.c (vect_transform_loop): Ditto.
34021 * cfgloop.h (loopify, loop_version): Declaration changed.
34022 (scale_loop_frequencies): Declared.
34024 2007-01-02 Jan Hubicka <jh@suse.cz>
34026 * cgraph.c: Include tree-flow.h
34027 (cgraph_add_new-function): Handle IPA_SSA mode; execute
34028 early_local_passes.
34029 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
34030 * tree-pass.h (pass_all_early_optimizations): Declare.
34031 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
34032 early_local_passes.
34033 (cgraph_analyze_function): Do early_local_passes.
34034 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
34035 Do not add referenced vars.
34036 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
34038 (gate_all_early_local_passes): New gate.
34039 (pass_early_local_passes): Use new gate.
34040 (execute_early_local_optimizations): New functions.
34041 (gate_all_early_optimizations): New gate.
34042 (pass_all_early_optimizations): New pass.
34043 (execute_free_datastructures): Free SSA only when initialized.
34044 (gate_init_datastructures): Init only when optimizing.
34045 (tree_lowering_passes): Do early local passes when called late.
34046 * tree-profile.c (do_tree_profiling): Don't profile functions added
34048 (do_early_tree_profiling, pass_early_tree_profile): Kill.
34049 * tree-cfg.c (update_modified_stmts): Do not update when operands are
34051 * passes.c (init_optimizations_passes): Reorder so we go into SSA
34052 during early_local_passes.
34053 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
34056 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
34058 * Makefile.in: Update copyright year.
34060 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
34062 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
34063 in $(lang_checks) and check-consistency targets.
34065 2007-01-02 Jan Hubicka <jh@suse.cz>
34067 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
34068 Do not add referenced vars.
34069 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
34071 * passes.c (init_optimization_passes): Put mudflap_2 after
34072 free_datastructures.
34074 2007-01-02 Jan Hubicka <jh@suse.cz>
34076 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
34077 Set NOTHROW flag on call statements proved to be nothrow.
34078 Update statement of local calls so new pure/const functions are
34079 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
34081 (tree_rest_of_compilation): Register hooks and initialize bitmap
34082 early. Do not set after_inlining flag.
34084 2007-01-02 Steve Ellcey <sje@cup.hp.com>
34086 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
34087 HOST_BITS_PER_LONGLONG
34089 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
34092 * c-typeck.c (store_init_value): Don't emit pedantic overflow
34093 warning for non-static initializers.
34095 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
34097 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
34098 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
34099 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
34100 Always use set_unique_reg_note to add REG_EQUAL notes.
34102 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
34105 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
34107 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
34108 * cfgbuild.c (find_basic_blocks): Likewise.
34109 * cfgrtl.c (rtl_create_basic_block): Likewise.
34110 * function.c (temp_slots_at_level): Likewise.
34111 * reg-stack.c (stack_regs_mentioned): Likewise.
34112 * regclass.c (allocate_reg_info): Likewise.
34113 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
34114 set_bb_for_stmt, move_block_to_fn): Likewise.
34115 * tree-complex.c (tree_lower_complex): Likewise.
34116 * vec.h (VEC_safe_grow_cleared): New.
34118 2007-01-02 Ian Lance Taylor <iant@google.com>
34120 * c-common.c (c_common_truthvalue_conversion): When warning about
34121 using an assignment as a truth value, set TREE_NO_WARNING.
34123 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
34126 * c.opt (Wold-style-declaration): New.
34127 * doc/invoke.texi (C-only Warning Options): New.
34128 (Wold-style-declaration): Document it.
34129 (Wextra): Enabled by -Wextra.
34130 * c-opts.c (c_common_post_options): Enabled by -Wextra.
34131 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
34132 -Wold-style-declaration.
34134 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
34136 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
34137 * cfgbuild.c (find_basic_blocks): Likewise.
34138 * cfgrtl.c (rtl_create_basic_block): Likewise.
34139 * function.c (temp_slots_at_level): Likewise.
34140 * reg-stack.c (stack_regs_mentioned): Likewise.
34141 * regclass.c (allocate_reg_info): Likewise.
34142 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
34143 set_bb_for_stmt, move_block_to_fn): Likewise.
34144 * tree-complex.c (tree_lower_complex): Likewise.
34145 * vec.h (VEC_safe_grow_cleared): New.
34147 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
34149 * c-common.c (c_common_nodes_and_builtins): Since variants of
34150 void_type_node get built before it is given a name, we need to
34151 give those variants the name, too.
34152 (complete_array_type): We need to work with the canonical main
34153 type of the array, from which we will build the qualified version.
34154 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
34155 * print-tree.c (print_node): Display canonical type information
34157 * stor-layout.c (layout_type): When we don't know the
34158 alignment of a type for which we're building an array, we end up
34159 guessing wrong, so make the type require structural equality.
34160 * tree.c (make_node_stat): When we build a new type, it is its
34161 own canonical type.
34162 (build_type_attribute_qual_variant): When building an attribute
34163 variant, its canonical type is the non-attribute variant. However,
34164 if the attributes are target-dependent and they differ, we need to
34165 use structural equality checks for this type.
34166 (build_qualified_type): A qualified type is not equivalent to its
34167 unqualified variant; set the canonical type appropriately.
34168 (build_distinct_type_copy): When building a distinct type from
34169 another type, the new type is its own canonical type.
34170 (build_variant_type_copy): When building a new type variant, we
34171 assume that it is equivalent to the original type.
34172 (build_pointer_type_for_mode): When building a pointer type, also
34173 build a canonical type pointer.
34174 (build_reference_type_for_mode): When building a reference type,
34175 also build a canonical type reference.
34176 (build_index_type): When we can't hash an index type (e.g.,
34177 because its maximum value is negative), the index type requires
34178 structural equality tests.
34179 (build_array_type): Build the canonical form of an array type.
34180 (build_function_type): Function types require structural equality,
34181 because they contain default arguments, attributes, etc.
34182 (build_method_type_directly): Ditto for method types.
34183 (build_offset_type): Build the canonical offset type.
34184 (build_complex_type): Build the canonical vector type.
34185 (make_vector_type): Build the canonical vector type.
34186 * tree.h (TYPE_CANONICAL): New.
34187 (TYPE_STRUCTURAL_EQUALITY_P): New.
34188 (SET_TYPE_STRUCTURAL_EQUALITY): New.
34189 (struct tree_type): Added "canonical" field.
34190 * params.h (VERIFY_CANONICAL_TYPES): New.
34191 * doc/c-tree.texi (TYPE_CANONICAL): Document.
34192 (TYPE_STRUCTURAL_EQUALITY_P): Document.
34193 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
34194 * doc/invoke.texi (verify-canonical-types): Document --param
34195 parameter for verifying canonical types.
34197 2007-01-02 Joseph Myers <joseph@codesourcery.com>
34199 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
34200 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
34201 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
34202 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
34204 * config/rs6000/e500.h: New.
34205 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
34206 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
34208 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
34209 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
34210 TARGET_E500_DOUBLE): Remove.
34211 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
34212 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
34213 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
34214 * config/rs6000/rs6000.c (rs6000_override_options): Use
34215 CHECK_E500_OPTIONS.
34217 2007-01-02 Joseph Myers <joseph@codesourcery.com>
34219 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
34220 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
34221 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
34222 rs6000_emit_cmove): Don't check TARGET_E500.
34223 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
34224 sordered): Don't check TARGET_E500.
34226 2007-01-01 Eric Christopher <echristo@apple.com>
34228 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
34229 HARD_REGISTER_NUM_P.
34231 2007-01-01 Roger Sayle <roger@eyesopen.com>
34233 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
34234 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
34235 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
34238 2007-01-01 Mike Stump <mrs@apple.com>
34240 * configure.ac: Remove support for building with Apple's gcc-3.1.
34242 2007-01-02 Joseph Myers <joseph@codesourcery.com>
34244 PR middle-end/30311
34245 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
34246 REG is a hard register. Do not modify REG before calling
34248 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
34249 multiple of the size of YMODE for certain lowpart cases.
34251 2007-01-01 Andrew Pinski <pinskia@gmail.com>
34253 PR middle-end/30253
34254 * gimplify (voidify_wrapper_expr): Update for
34255 GIMPLE_MODIFY_STMT.
34257 2007-01-01 Andreas Schwab <schwab@suse.de>
34260 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
34261 save of BR0 in extra_spill_size instead of spill_size.
34262 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
34264 (ia64_expand_epilogue): Restore BR0 from its new location.
34266 2007-01-01 Andrew Pinski <pinskia@gmail.com>
34268 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
34269 Use a temporary variable if the left hand side is not a gimple
34272 2007-01-01 Andrew Pinski <pinskia@gmail.com>
34274 * gimplify.c (gimplify_return_expr): Make the temporary variable
34275 for the return expression, a gimple register variable.
34277 2007-01-01 Jan Hubicka <jh@suse.cz>
34279 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
34282 2007-01-01 Mike Stump <mrs@apple.com>
34284 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
34286 * config/darwin.c (machopic_select_rtx_section): Use
34287 HAVE_GAS_LITERAL16.
34288 (darwin_mergeable_constant_section): Likewise.
34289 * configure: Regenerate.
34290 * config.in: Regenerate.
34292 2007-01-01 Jan Hubicka <jh@suse.cz>
34293 Andrew Pinski <pinskia@gmail.com>
34295 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
34296 before starting IPA passes.