1 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
3 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
4 edge does not point to current bb before changing need_assert.
6 2008-01-04 Richard Guenther <rguenther@suse.de>
9 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
10 for verifying purposes if they are is_gimple_min_invariant.
12 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
14 PR tree-optimization/34448
15 PR tree-optimization/34465
16 * gimplify.c (gimplify_init_constructor): Add new parameter
17 notify_temp_creation. Use it.
18 (gimplify_modify_expr_rhs): Take volatiles into account when
19 optimizing constructors.
20 Do not optimize constructors if gimplify_init_constructor will dump to
22 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
23 * gcc.c-torture/compile/pr34448.c: New.
25 2008-01-04 Jakub Jelinek <jakub@redhat.com>
28 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
29 return_slot if result is TREE_ADDRESSABLE.
31 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
33 * config/mips/mips.md (sqrt_condition): Tweak comment.
34 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
36 2008-01-03 Tom Tromey <tromey@redhat.com>
39 * c-common.c (c_type_hash): Handle VLAs.
41 2008-01-03 Jan Hubicka <jh@suse.cz>
43 PR tree-optimization/31081
44 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
45 0 when inlining and not inlining to first basic block.
46 (remap_decl): When var is initialized to 0, don't set default_def.
47 (expand_call_inline): Set entry_bb.
48 * tree-inline.h (copy_body_data): Add entry_bb.
50 2008-01-03 Jakub Jelinek <jakub@redhat.com>
53 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
56 PR tree-optimization/29484
57 * tree-inline.c (inline_forbidden_p_2): New function.
58 (inline_forbidden_p): Disallow inlining if some static var
59 has an address of a local LABEL_DECL in its initializer.
60 * doc/extend.texi (Labels as Values): Document &&foo behaviour
63 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
65 PR tree-optimization/34635
66 * tree-data-ref.c (add_other_self_distances): Make sure that the
67 evolution step is constant.
69 2008-01-03 Jakub Jelinek <jakub@redhat.com>
72 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
74 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
76 * tree-sra.c (scalarize_init): Insert the generate_element_init
77 statements after the generate_element_zero statements.
79 2008-01-02 Richard Guenther <rguenther@suse.de>
83 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
84 for very large number of operands instead of ICEing.
86 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
89 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
92 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
94 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
97 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
100 * tree-mudflap.c (mx_register_decls): Guard warning by
101 !DECL_ARTIFICIAL check.
103 2008-01-01 Jakub Jelinek <jakub@redhat.com>
105 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
106 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
107 sse5_perm<mode>): Fix constraints.
109 2007-12-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
112 * collect2.c (SHLIB_SUFFIX): Define if not defined.
113 (write_c_file_stat): Use SHLIB_SUFFIX.
114 * som.h (SHLIB_SUFFIX): Define.
115 * doc/tm.texi (SHLIB_SUFFIX): Document.
117 2007-12-29 Uros Bizjak <ubizjak@gmail.com>
119 * config/i386/sse.md ("*divv4sf3"): Rename to "sse_divv4sf3".
120 ("*sse_rsqrtv4sf2"): Export.
121 ("*sse_sqrtv4sf2"): Ditto.
122 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_RSQRTPS_NR,
123 IX86_BUILTIN_SQRTPS_NR]: New constants.
124 (struct builtin_description) [IX86_BUILTIN_DIVPS]: Use
125 CODE_FOR_sse_divv4sf3.
126 [IX86_BUILTIN_SQRTPS]: Use CODE_FOR_sse_sqrtv4sf2.
127 [IX86_BUILTIN_SQRTPS_NR]: New.
128 [IX86_BUILTIN_RSQRTPS_NR]: Ditto.
129 (ix86_init_mmx_sse_builtins): Initialize __builtin_ia32_rsqrtps_nr and
130 __builtin_ia32_sqrtps_nr.
131 (ix86_builtin_vectorized_function): Convert BUILT_IN_SQRTF to
132 IX86_BUILTIN_SQRTPS_NR.
133 (ix86_builtin_reciprocal): Convert IX86_BUILTIN_SQRTPS_NR to
134 IX86_BUILTIN_RSQRTPS_NR.
136 2007-12-27 Brian Dessent <brian@dessent.net>
138 * doc/invoke.texi (Optimize Options): Add missing opindex for
139 -fno-toplevel-reorder.
141 2007-12-27 Dorit Nuzman <dorit@il.ibm.com>
143 PR tree-optimization/34591
144 * tree-vect-trasnform.c (vect_estimate_min_profitable_iters): Skip
145 stmts (including reduction stmts) that are not live.
147 2007-12-27 Jakub Jelinek <jakub@redhat.com>
150 * config/arm/arm.c (arm_setup_incoming_varargs): If last named
151 argument needs double word alignment and cum->nregs is odd, account
152 for the inserted padding.
155 * tree-mudflap.c (mf_make_builtin): Make decl artificial
156 and don't emit debug info for it.
158 2007-12-26 Anatoly Sokolov <aesok@post.ru>
160 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Move AT90USB82
161 and AT90USB162 devices from 'avr5' to 'avr35' architecture.
162 (ASM_SPEC): Add 'avr35' architecture.
163 * config/avr/avr.c (avr_mcu_types): Move AT90USB82 and AT90USB162
164 devices from 'avr5' to 'avr35' architecture.
165 (avr_arch_types): Add "avr23" entries.
166 (avr_arch): Add 'ARCH_AVR35'.
167 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add 'avr35'.
168 (MULTILIB_MATCHES): Move AT90USB82 and AT90USB162 devices from 'avr5'
169 to 'avr35' architecture.
171 2007-12-22 David Daney <ddaney@avtrex.com>
173 * doc/install.texi (disable-libgcj-bc): Document new option.
175 2007-12-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
177 * config/pa/pa.c (hppa_legitimize_address): Use INT14_OK_STRICT in
181 * pa.c (legitimize_pic_address): Emit insn to load function label
184 2007-12-21 Andrew Pinski <pinskia@gmail.com>
185 Rask Ingemann Lambertsen <rask@sygehus.dk>
188 * config/mcore/mcore.c (mcore_function_value): Call promote_mode
189 instead of PROMOTE_MODE.
191 2007-12-21 Sebastian Pop <sebastian.pop@amd.com>
193 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix typo.
195 2007-12-21 Sebastian Pop <sebastian.pop@amd.com>
197 * tree-data-ref.c (signed_type_for_types): New.
198 (affine_fn_op): Use signed_type_for_types and signed_type_for instead
199 of long_integer_type_node.
200 (analyze_ziv_subscript): Same.
201 (analyze_siv_subscript_cst_affine): Same.
202 (analyze_miv_subscript): Same.
203 (omega_setup_subscript): Same.
205 2007-12-21 Richard Sandiford <rsandifo@nildram.co.uk>
207 * config/mips/mips.c (mips_emit_loadgp): Replace gen_* calls with
208 separate gen_*_si and gen_*_di calls. Pass pic_offset_table_rtx
209 as the first argument.
210 * config/mips/mips.md (loadgp_newabi, loadgp_absolute)
211 (loadgp_rtp): Rename to...
212 (loadgp_newabi_<mode>, loadgp_absolute<mode>, loadgp_rtp<mode>):
213 ...these. Add modes to all operands. Add the target register
214 as an operand. Combine loadgp_rtp<mode> with its splitter.
216 2007-12-20 Bob Wilson <bob.wilson@acm.org>
218 * config/xtensa/xtensa.md (fix_return_addr): Remove.
219 * config/xtensa/xtensa-protos.h (xtensa_initialize_trampoline): New.
220 (xtensa_trampoline_template): New.
221 * config/xtensa/xtensa.c (MIN_FRAME_SIZE): Moved here from xtensa.h.
222 (xtensa_return_addr): Expand to standard Xtensa insns instead of
223 fix_return_addr. Get high bits from a local label.
224 (xtensa_trampoline_template): New function with code moved from
225 TRAMPOLINE_TEMPLATE in xtensa.h. Use L32R instead of CALL0 except
226 when using CONST16 or absolute-mode literals.
227 (xtensa_initialize_trampoline): New function with code moved from
228 INITIALIZE_TRAMPOLINE in xtensa.h. Use different offsets depending
229 on which trampoline version is used.
230 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Add comment.
231 * config/xtensa/xtensa.h (TARGET_ABSOLUTE_LITERALS): Define.
232 (MIN_FRAME_SIZE): Moved to xtensa.c.
233 (TRAMPOLINE_TEMPLATE): Use xtensa_trampoline_template.
234 (TRAMPOLINE_SIZE): Two versions of the trampoline have different sizes.
235 (INITIALIZE_TRAMPOLINE): Use xtensa_initialize_trampoline.
236 * config/xtensa/ieee754-df.S (XCHAL_NO_MUL): Define.
237 (__muldf3): Use CALL12 instead of CALL0 to invoke .Lmul_mulsi3
238 helper when not using the CALL0 ABI. Change .Lmul_mulsi3 to match.
239 * config/xtensa/lib1funcs.asm (__umulsidi3): Likewise.
240 * config/xtensa/ieee754-sf.S (__mulsf3): Likewise.
242 2007-12-20 Jakub Jelinek <jakub@redhat.com>
245 * tree-ssa-dse.c (dse_optimize_stmt): Don't eliminate store if
246 USE_STMT not only stores into the same object as STMT, but might
249 2007-12-19 Sebastian Pop <sebastian.pop@amd.com>
251 PR tree-optimization/34413
252 * tree-data-ref.c (affine_fn_op, analyze_ziv_subscript,
253 analyze_siv_subscript_cst_affine, analyze_miv_subscript,
254 omega_setup_subscript): Use long_integer_type_node instead of
257 2007-12-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
260 * pa.c (legitimize_pic_address): Force function labels into memory.
262 2007-12-19 Zdenek Dvorak <ook@ucw.cz>
264 * omp-low.c (build_omp_regions_1): Recognition of combined parallels
266 (expand_omp): ... here.
268 2007-12-19 Zdenek Dvorak <ook@ucw.cz>
270 PR tree-optimization/34355
271 * tree-parloops.c (take_address_of): Handle expresions
272 instead of just variables.
273 (eliminate_local_variables_1): Force whole invariant
276 2007-12-19 Alexander Monakov <amonakov@ispras.ru>
277 Revital Eres <eres@il.ibm.com>
279 * modulo-sched.c (generate_reg_moves): Insert the reg-moves
280 right before the notes which precedes the insn, if they exists.
281 (loop_canon_p): Add dump info.
282 (sms_schedule): Likewise.
284 2007-12-19 Richard Sandiford <rsandifo@nildram.co.uk>
286 * tree.h (set_decl_incoming_rtl): Add a by_reference_p parameter.
287 * emit-rtl.c (set_decl_incoming_rtl): Likewise. Don't set the
288 rtl's register attributes when the parameter is true.
289 * function.c (assign_parms_unsplit_complex, assign_parms)
290 (expand_function_start): Update calls to set_decl_incoming_rtl.
292 2007-12-19 Richard Sandiford <rsandifo@nildram.co.uk>
294 * rtl.def (SUBREG): Update comments.
295 * rtl.h (reg_attrs): Be explicit about the type of offset used.
296 (set_reg_attrs_from_mem): Rename to...
297 (set_reg_attrs_from_value): ...this.
298 (adjust_reg_mode, byte_lowpart_offset): Declare.
299 * emit-rtl.c (byte_lowpart_offset): New function.
300 (update_reg_offset): Remove special offset handling for big-endian
302 (gen_rtx_REG_offset, gen_reg_rtx_offset): Explicitly say that the
303 offset parameter is added to REG_OFFSET.
304 (adjust_reg_mode): New function.
305 (set_reg_attrs_for_mem): Rename to...
306 (set_reg_attrs_for_value): ...this and generalize to all values.
307 If the register is a lowpart of the value, adjust the offset
309 (set_reg_attrs_for_parm): Update after the above renaming.
310 (set_reg_attrs_for_decl_rtl): New function, split out from
311 set_decl_incoming_rtl. Set the offset of plain REGs to the
312 offset of the REG's mode from the decl's. Assert that all
313 subregs are lowparts and handle their inner registers in the
314 same way as plain REGs.
315 (set_decl_rtl, set_incoming_decl_rtl): Use reg_attrs_for_decl_rtl.
316 (subreg_lowpart_offset): Explicitly say that the returned offset
318 * combine.c (do_SUBST_MODE, try_combine, undo_all): Use adjust_reg_mode
320 * final.c (alter_subreg): Fix/update argument to gen_rtx_REG_offset.
321 * config/ia64/ia64.c (ia64_expand_load_address): Likewise.
322 * regclass.c (reg_scan_mark_refs): Use set_reg_attrs_from_value.
323 * reload.c (find_reloads_subreg_address): Call set_mem_offset
324 when offseting a MEM.
325 * var-tracking.c (offset_valid_for_tracked_p): Delete.
326 (mode_for_reg_attrs): Replace with...
327 (track_loc_p): ...this new function. Return the mode and offset
328 to the caller, checking that the latter is valid. If the rtx is
329 a paradoxical lowpart of the decl, use the decl's mode instead.
330 Do the same when storing to a register that contains the entire decl.
331 (var_lowpart): Use byte_lowpart_offset rather than
332 subreg_lowpart_offset when adjusting the offset attribute.
333 (count_uses, add_uses, add_stores): Use track_reg_p instead of
334 REG_EXPR, MEM_EXPR, REG_OFFSET, INT_MEM_OFFSET, track_expr_p,
335 offset_valid_for_tracked_p and mode_for_reg_attrs. Generate
336 lowparts for MEMs as well as REGs.
337 (vt_add_function_parameters): When obtaining the information from
338 the decl_rtl, adjust the offset to match incoming. Use track_loc_p
341 2007-12-18 Sebastian Pop <sebastian.pop@amd.com>
343 PR tree-optimization/34123
344 * lambda-code.c (can_duplicate_iv): New.
345 (cannot_convert_modify_to_perfect_nest): New.
346 (cannot_convert_bb_to_perfect_nest): New.
347 (can_convert_to_perfect_nest): Split up.
349 2007-12-18 David Daney <ddaney@avtrex.com>
351 * config/mips/mips.md (clear_hazard): Use PRINT_OPERAND punctuation
352 instead of .set push and .set pop.
354 2007-12-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
357 * config/bfin/bfin.c (bfin_adjust_cost): Dig into PARALLELs to find
360 2007-12-18 Razya Ladelsky <razya@il.ibm.com>
362 * tree-parloops.c (reduiction_info): Change documentation of
363 reduction_initial field.
364 (initialize_reductions): Remove creation of reduction_initial variable.
365 (create_loads_for_reductions): don't join reduction_initial to
368 2007-12-18 Kaz Kylheku <kaz@zeugmasystems.com>
370 PR rtl-optimization/34456
371 * resource.c (mark_set_resources): Use regs_invalidated_by_call
372 rather than call_used_regs and global_regs.
374 2007-12-18 Jakub Jelinek <jakub@redhat.com>
376 PR rtl-optimization/34490
377 * simplify-rtx.c (simplify_const_relational_operation): If !sign,
378 don't reduce mmin/mmax using num_sign_bit_copies.
380 2007-12-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
382 * doc/install.texi: Change recommended MPFR from 2.2.1 > 2.3.0.
384 2007-12-17 Andreas Schwab <schwab@suse.de>
386 * doc/invoke.texi (Warning Options): Use @itemx.
388 2007-12-17 Dorit Nuzman <dorit@il.ibm.com>
390 * tree-vectorizer.h (verbosity_levels): Add new verbosity level
392 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Change
393 verbosity level to REPORT_COST.
394 (vect_model_reduction_cost): Likewise.
395 (vect_model_induction_cost): Likewise.
396 (vect_model_simple_cost): likewise.
397 (vect_model_store_cost): likewise.
398 (vect_model_load_cost): likewise.
399 (conservative_cost_threshold): Likewise. Remove print.
401 2007-12-17 Rask Ingemann Lambertsen <rask@sygehus.dk>
403 * doc/tm.texi (TARGET_SECONDARY_RELOAD): Fix typos.
405 2007-12-17 Jakub Jelinek <jakub@redhat.com>
408 * c-parser.c (c_parser_omp_all_clauses): Accept optional comma
411 2007-12-17 Dorit Nuzman <dorit@il.ibm.com>
413 PR tree-optimization/34445
414 * tree-vect-trasnform.c (vect_estimate_min_profitable_iters): Skip
415 stmts (including live stmts) that are not relevant.
417 2007-12-17 Jack Howarth <howarth@bromo.med.uc.edu>
420 * config/i386/t-crtpc: Add $(MULTILIB_CFLAGS).
421 * config/i386/t-crtfm: Likewise.
423 2007-12-17 Uros Bizjak <ubizjak@gmail.com>
425 * config/i386/i386.h (WIDEST_HARDWARE_FP_SIZE): Define.
427 2007-12-16 Uros Bizjak <ubizjak@gmail.com>
429 * tree-vect-transform.c (conservative_cost_threshold): Add missing
430 space to "not vectorized" message.
432 2007-12-16 Richard Sandiford <rsandifo@nildram.co.uk>
434 PR rtl-optimization/34415
435 * df.h (DF_LR_IN, DF_LR_OUT): Update comments.
436 * resource.c (mark_target_live_regs): Use DF_LR_IN rather than
437 df_get_live_in. Don't handle pseudos.
439 2007-12-16 Jakub Jelinek <jakub@redhat.com>
442 * c-decl.c (merge_decls): Copy RTL from olddecl to newdecl.
443 * config/pa/pa.c (pa_encode_section_info): If !first, preserve
444 SYMBOL_FLAG_REFERENCED flag.
446 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
448 * tree.c (type_hash_add): Fix whitespace.
450 2007-12-15 Hans-Peter Nilsson <hp@axis.com>
452 Add CRIS v32 support. Fix -mcc-init.
453 * config.gcc: Make crisv32-* have cpu_type cris. Handle
454 crisv32-*-elf and crisv32-*-none like cris-*-elf and cris-*-none
455 but without multilibs and with target_cpu_default=32.
456 (crisv32-*-linux*): Handle as cris-*-linux*. Set
457 target_cpu_default to 32 and 10 accordingly.
458 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Remove unused macro.
459 (cris_movem_load_rest_p, cris_store_multiple_op_p): Remove FIXME.
460 Change regno_dir and regno only if !TARGET_V32.
461 (cris_conditional_register_usage): If TARGET_V32, set
462 reg_alloc_order as per REG_ALLOC_ORDER_V32 and make
463 CRIS_ACR_REGNUM non-fixed.
464 (cris_print_base): Add gcc_assert for post_inc on CRIS_ACR_REGNUM.
465 (cris_print_operand) <case 'Z', case 'u'>: New cases.
466 <case REG of case 'H'>: Allow for CRIS_SRP_REGNUM.
467 (cris_reload_address_legitimized): Always return false for TARGET_V32.
468 (cris_register_move_cost): New function, guts from
469 REGISTER_MOVE_COST adjusted for CRIS v32.
470 (cris_normal_notice_update_cc): New function split out from...
471 (cris_notice_update_cc): Set cc_status.flags CC_REVERSED for
472 TARGET_CCINIT. Call cris_normal_notice_update_cc for CC_REV,
473 CC_NOOV32 and CC_NORMAL, but set cc_status.flags CC_NO_OVERFLOW
474 for CC_NOOV32 and TARGET_V32.
475 (cris_simple_epilogue): Always return false for TARGET_V32 if
476 cris_return_address_on_stack yields true.
477 (cris_cc0_user_requires_cmp): New function.
478 (cris_valid_pic_const): Add argument ANY_OPERAND. All callers
479 changed. Handle CRIS_UNSPEC_PLT_PCREL and CRIS_UNSPEC_PCREL.
480 (cris_asm_output_case_end): New function, guts from
481 ASM_OUTPUT_CASE_END adjusted for CRIS v32.
482 (cris_override_options): Adjust for CRIS v32. Mask out
483 TARGET_SIDE_EFFECT_PREFIXES and TARGET_MUL_BUG if v32.
484 (cris_asm_output_mi_thunk, cris_expand_epilogue)
485 (cris_gen_movem_load, cris_emit_movem_store)
486 (cris_expand_pic_call_address, cris_asm_output_symbol_ref)
487 (cris_asm_output_label_ref, cris_output_addr_const_extra): Adjust
489 (cris_split_movdx): Copy re-used MEM.
490 * config/cris/t-elfmulti: Add multilib v32 for -march=v32.
491 * config/cris/predicates.md
492 ("cris_general_operand_or_pic_source"): New predicate.
493 ("cris_general_operand_or_plt_symbol"): Replace by...
494 ("cris_nonmemory_operand_or_callable_symbol"): New predicate.
495 * config/cris/linux.h: Sanity-check TARGET_CPU_DEFAULT for
496 presence and contents.
497 (CRIS_SUBTARGET_DEFAULT_ARCH): New macro, MASK_AVOID_GOTPLT for
499 (CRIS_CPP_SUBTARGET_SPEC, CRIS_CC1_SUBTARGET_SPEC,
500 CRIS_ASM_SUBTARGET_SPEC): Adjust for different TARGET_CPU_DEFAULT.
501 (CRIS_SUBTARGET_DEFAULT): Add CRIS_SUBTARGET_DEFAULT_ARCH.
502 * config/cris/cris.h: Sanity-check TARGET_CPU_DEFAULT for contents.
503 (CRIS_DEFAULT_TUNE, CRIS_ARCH_CPP_DEFAULT)
504 (CRIS_DEFAULT_ASM_ARCH_OPTION): New macros.
505 (CRIS_CC1_SUBTARGET_SPEC): Change default tuning to use
507 (CRIS_CPP_SUBTARGET_SPEC): Ditto. Add CRIS_ARCH_CPP_DEFAULT.
508 (ASM_SPEC): Add sanity-check erroring out when both -march= and
509 -mcpu= are specified. Pass on either as --march=v32.
510 (CRIS_ASM_SUBTARGET_SPEC): When neither -march= or -mcpu= are
511 specified, pass on CRIS_DEFAULT_ASM_ARCH_OPTION.
512 (CRIS_CPU_V32): New macro.
513 [!TARGET_CPU_DEFAULT]: Default-define as CRIS_CPU_BASE.
514 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]: Move default
515 TARGET_DEFAULT definition after new TARGET_CPU_DEFAULT definition.
516 Define v32-adjusted TARGET_DEFAULT.
517 (CRIS_DEFAULT_CPU_VERSION): Change to TARGET_CPU_DEFAULT from
519 (TARGET_V32): New macro.
520 (REG_ALLOC_ORDER_V32): New macro.
521 (HARD_REGNO_MODE_OK): Do not allow larger-than-register-size modes
522 into CRIS_ACR_REGNUM.
523 (enum reg_class): New classes ACR_REGS, SPEC_ACR_REGS, GENNONACR_REGS
524 and SPEC_GENNONACR_REGS.
525 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Adjust for new classes.
526 (REGNO_REG_CLASS): Give ACR_REGS for CRIS_ACR_REGNUM.
527 (MODE_CODE_BASE_REG_CLASS): Define, give for OCODE POST_INC
528 GENNONACR_REGS, BASE_REG_CLASS otherwise.
529 (REG_CLASS_FROM_LETTER): 'a' is for ACR_REGS.
530 (REGNO_MODE_CODE_OK_FOR_BASE_P): Define, refusing OCODE POST_INC
532 (PREFERRED_RELOAD_CLASS): Keep ACR_REGS as preferred.
533 (HARD_REGNO_RENAME_OK): Refuse CRIS_ACR_REGNUM as TO.
534 (EXTRA_CONSTRAINT): New constraint 'U'.
535 (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE)
536 (ASM_OUTPUT_ADDR_DIFF_ELT): Adjust for CRIS v32.
537 (BASE_OR_AUTOINCR_P): Refuse POST_INC for CRIS_ACR_REGNUM.
538 (SIMPLE_ADDRESS_P): Remove.
539 (GO_IF_LEGITIMATE_ADDRESS): Use BASE_OR_AUTOINCR_P, not redundant
540 SIMPLE_ADDRESS_P. Make one chained if-else, finishing as
541 non-match after BASE_OR_AUTOINCR_P for TARGET_V32.
542 (REGISTER_MOVE_COST): Just call the new function
543 cris_register_move_cost.
544 (enum cris_pic_symbol_type): Rename cris_gotrel_symbol to
545 cris_rel_symbol. All users changed.
546 (REGISTER_NAMES): Replace "pc" with "acr".
547 (ADDITIONAL_REGISTER_NAMES): Add "pc" for 15.
548 (ASM_OUTPUT_REG_PUSH): Change to v32-compatible sequence.
549 (ASM_OUTPUT_REG_POP): Change to v32-compatible syntax.
550 (ASM_OUTPUT_CASE_END): Just call the new function
551 cris_asm_output_case_end.
552 * gcc/config/cris/cris.md: Group related constants together, with
554 (CRIS_UNSPEC_PLT_GOTREL, CRIS_UNSPEC_PLT_PCREL, CRIS_UNSPEC_PCREL)
555 (CRIS_UNSPEC_CASESI): New constants.
556 (CRIS_UNSPEC_PLT): Remove constant.
557 (CRIS_ACR_REGNUM): New constant.
558 ("slottable"): New attr alternatives "has_return_slot" and
560 ("cc"): New attr alternatives "noov32" and "rev".
561 ((eq_attr "slottable" "has_call_slot"))
562 ((eq_attr "slottable" "has_return_slot")): New define_delays.
563 ("movdi", "movsi"): Adjust operands for CRIS v32.
564 ("tstdi", "cmpdi", "adddi3", "subdi3", "uminsi3")
565 ("indirect_jump"): Ditto. Make define_expand.
566 ("*tstdi_non_v32", "*tstdi_v32", "*tst<mode>_cmp")
567 ("*tst<mode>_non_cmp", "*cmpdi_non_v32", "*cmpdi_v32")
568 ("*movdi_v32", "*adddi3_non_v32", "*adddi3_v32")
569 ("*addsi3_non_v32", "*addsi3_v32", "*addhi3_non_v32")
570 ("*addhi3_v32", "*addqi3_non_v32", "*addqi3_v32")
571 ("*subdi3_non_v32", "*subdi3_v32", "*subsi3_non_v32")
572 ("*subsi3_v32", "*sub<mode>3_nonv32", "*sub<mode>3_v32")
573 ("*andqi3_non_v32", "*andqi3_v32", "*iorsi3_non_v32")
574 ("*iorsi3_v32", "*iorhi3_non_v32", "*iorhi3_v32")
575 ("*iorqi3_non_v32", "*iorqi3_v32", "*uminsi3_non_v32")
576 ("*uminsi3_v32", "*indirect_jump_non_v32", "*indirect_jump_v32")
577 ("*expanded_call_v32", "*expanded_call_value_v32"): New patterns,
578 for the corresponding standard name.
579 ("tst<mode>"): Limit to BW and make define_expand.
580 ("tstsi"): Make separate insn, adjusting for CRIS v32.
581 ("*cmp_swapext<mode>"): Adjust for v32. Specify "rev" for attr "cc".
582 ("cmpsi", "cmp<mode>"): Remove special cases for zero. Specify
584 ("*btst"): Don't match for TARGET_CCINIT. Replace test of
585 register with compatible "cmpq 0". Specify attr "cc".
586 ("*movdi_insn_non_v32"): New pattern, replacing "*movdi_insn" and
588 (define_split for DI move): Match CRIS v32 only.
589 ("*movsi_got_load", "*movsi_internal", "*addi"): Adjust for CRIS v32.
590 ("load_multiple", "store_multiple", "*addsbw_v32", "*addubw_v32")
591 ("*adds<mode>_v32", "*addu<mode>_v32", "*bound<mode>_v32")
592 ("*casesi_jump_v32", "*expanded_andsi_v32", "*expanded_andhi_v32")
593 ("*extop<mode>si_v32", "*extopqihi_v32", "*andhi_lowpart_v32")
594 ("*andqi_lowpart_v32", "cris_casesi_v32"): New patterns.
595 ("add<mode>3"): Make addsi3, addhi3 and addqi3 define_expand.
596 ("sub<mode>3"): Ditto subsi3, subhi3 and subqi3.
597 ("ior<mode>3"): Ditto iorsi3, iorhi3 and iorqi3.
598 ("*extopqihi_non_v32"): Replace "*extopqihi".
599 ("*extop<mode>si_non_v32"): Replace "*extop<mode>si".
600 ("*addxqihi_swap_non_v32"): Rename from "*extopqihi_swap", make
602 ("*extop<mode>si_swap_non_v32"): Ditto "*extop<mode>si_swap".
603 ("*expanded_andsi_non_v32"): Ditto "*expanded_andsi".
604 ("*expanded_andhi_non_v32"): Ditto "*expanded_andhi".
605 ("*andhi_lowpart_non_v32"): Ditto "*andhi_lowpart".
606 ("*andqi_lowpart_non_v32"): Ditto "*andqi_lowpart".
607 ("*expanded_call_non_v32"): Ditto "*expanded_call". Change from
608 "cris_general_operand_or_plt_symbol" to "general_operand".
609 ("*expanded_call_value_non_v32") Ditto "*expanded_call_value".
610 ("*casesi_adds_w", "mstep_shift", "mstep_mul")
611 ("*expanded_call_side", "*expanded_call_value_side")
612 (op-extend-split, op-extend-split-rx=rz, op-extend-split-swapped)
613 (op-extend-split-swapped-rx=rz, op-extend, op-split-rx=rz)
614 (op-split-swapped, op-split-swapped-rx=rz): Make non-v32 only.
615 ("dstep_mul", "xorsi3", "one_cmplsi2", "<shlr>si3")
616 ("*expanded_<shlr><mode>", "*<shlr><mode>_lowpart", "ashl<mode>3")
617 ("*ashl<mode>_lowpart", "abssi2", "clzsi2", "bswapsi2")
618 ("cris_swap_bits"): Specify "noov32" for attr "cc".
619 ("<su>mulsi3_highpart"): Ditto. Correct operand 0 to register_operand.
620 ("andqi3"): Make define_expand.
621 ("*return_expanded"): For attr "slottable", change from "has_slot"
622 to "has_return_slot".
623 ("cris_casesi_non_v32"): New pattern, old contents of "casesi".
624 ("casesi"): Divert into "cris_casesi_v32" and "cris_casesi_non_v32".
625 (moversideqi, movemsideqi, mover2side): Require
626 TARGET_SIDE_EFFECT_PREFIXES.
627 (gotplt-to-plt, gotplt-to-plt-side): Change from CRIS_UNSPEC_PLT
628 to CRIS_UNSPEC_PLT_GOTREL.
629 * config/cris/cris-protos.h (cris_register_move_cost)
630 (cris_cc0_user_requires_cmp, cris_asm_output_case_end): Declare.
632 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
635 * dwarf2out.c (dwarf_tag_name): Synchronize with dwarf2.h.
636 (is_type_die): Cover interface types.
637 (class_or_namespace_scope_p): Cover interface and class types.
638 (record_type_tag): New.
639 (gen_inlined_structure_type_die): Use it.
640 (gen_struct_or_union_type_die): Likewise.
641 (prune_unused_types_walk): Cover interface types.
642 * langhooks.h (classify_record): New enum.
643 (classify_record): New member in struct langhooks_for_types.
644 * langhooks-def.h (LANG_HOOKS_CLASSIFY_RECORD): New.
645 (LANGHOOKS_FOR_TYPES_INITIALIZER): Adjust.
647 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
649 * dwarf2out.c (reference_to_unused): Don't emit strings in
650 initializers just because of debug information.
651 * tree.h (TREE_ASM_WRITTEN): Document use for STRING_CSTs.
653 2007-12-15 Sebastian Pop <sebastian.pop@amd.com>
655 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Replace
656 print_loop_ir with print_loops.
657 * tree-flow.h (dot_cfg, debug_loops, debug_loop, debug_loop_num,
658 print_loops, print_loops_bb): Declare.
659 * tree-cfg.c (print_loops_bb): New.
660 (print_loop): Print header, latch, bounds, estimation of iterations.
661 (print_loop_and_siblings): New.
662 (print_loop_ir): Renamed print_loops.
663 (debug_loop_ir): Renamed debug_loops.
664 (debug_loop, debug_loop_num): New.
666 2007-12-15 Bernhard Fischer <aldot@gcc.gnu.org>
668 * tree-flow-inline.h.c (next_readonly_imm_use): Fix typo in comment.
670 2007-12-15 Bernhard Fischer <aldot@gcc.gnu.org>
672 * toplev.c (process_options): Fix typo in warning.
674 2007-12-14 Jakub Jelinek <jakub@redhat.com>
677 * config/i386/i386.c (ix86_expand_branch): Optimize LE/LEU/GT/GTU
678 DImode comparisons against constant with all 1's in the lower word.
680 2007-12-14 Uros Bizjak <ubizjak@gmail.com>
682 * config/i386/sse.md (sse4_2_pcmpestr): Use reg_not_xmm0_operand
683 constraint for operand 2. Use nonimm_not_xmm0_operand constraint
684 for operand 4. Update arguments in the call to
685 gen_sse4_2_pcmpestr_cconly.
686 (sse_4_2_pcmpestr_cconly): Renumber insn operands and update insn
687 template accordingly.
688 (sse4_2_pcmpistr): Use reg_not_xmm0_operand constraint for operand2.
689 Use nonimm_not_xmm0_operand constraint for operand 3. Update
690 arguments in the call to gen_sse4_2_pcmpistr_cconly.
691 (sse_4_2_pcmpistr_cconly): Renumber insn operands and update insn
692 template accordingly.
694 2007-12-14 Richard Guenther <rguenther@suse.de>
697 * tree-ssa-operands.h (create_ssa_artificial_load_stmt): Add
698 parameter to say whether to unlink immediate uses.
699 * tree-ssa-operands.c (create_ssa_artificial_load_stmt): Do not
700 mark the artificial stmt as modified. Unlink immediate uses
702 * tree-ssa-dom.c (record_equivalences_from_stmt): Update caller.
703 * tree-ssa-pre.c (insert_fake_stores): Likewise.
705 2007-12-13 Eric Botcazou <ebotcazou@libertysurf.fr>
708 * gimplify.c (gimplify_modify_expr_complex_part): Add note to comment.
709 * tree-complex.c (init_dont_simulate_again): Return true if there are
710 uninitialized loads generated by gimplify_modify_expr_complex_part.
711 * tree-gimple.c (is_gimple_reg_type): Return false for complex types
713 * tree-ssa.c (ssa_undefined_value_p): New predicate extracted from...
714 (warn_uninit): ...here. Use ssa_undefined_value_p.
715 * tree-ssa-pre.c (is_undefined_value): Delete.
716 (phi_translate_1): Use ssa_undefined_value_p.
717 (add_to_exp_gen): Likewise.
718 (make_values_for_stmt): Likewise.
719 * tree-flow.h (ssa_undefined_value_p): Declare.
721 2007-12-13 Andrew Pinski <pinskia@gmail.com>
722 David Daney <ddaney@avtrex.com>
725 * system.h: Make -Wuninitialized non-fatal if ASSERT_CHECKING
728 2007-12-13 Jakub Jelinek <jakub@redhat.com>
730 PR rtl-optimization/32636
731 * df-scan.c (df_get_entry_block_def_set): Set struct_value_rtx
732 regno in entry_block_defs even if HAVE_prologue && epilogue_completed.
734 2007-12-13 Uros Bizjak <ubizjak@gmail.com>
735 Richard Guenther <rguenther@suse.de>
738 * config/i386/emmintrin.h (_mm_shuffle_pd, _mm_extract_epi16,
739 _mm_insert_epi16, _mm_shufflehi_epi16, _mm_shufflelo_epi16,
740 _mm_shuffle_epi32): Cast non-constant input values to either __m64,
741 __m128, __m128i or __m128d in a macro version of the intrinsic.
742 Cast constant input values to int.
743 * config/i386/ammintrin.h (_mm_extracti_si64, _mm_inserti_si64): Ditto.
744 * config/i386/bmmintrin.h (_mm_roti_epi8, _mm_roti_epi16,
745 _mm_roti_epi32, _mm_roti_epi64): Ditto.
746 * config/i386/smmintrin.h (_mm_blend_epi16, _mm_blend_ps, _mm_blend_pd,
747 _mm_dp_ps, _mm_dp_pd, _mm_insert_ps, _mm_extract_ps, _mm_insert_epi8,
748 _mm_insert_epi32, _mm_insert_epi64, _mm_extract_epi8, mm_extract_epi32,
749 _mm_extract_epi64, _mm_mpsadbw_epu8, _mm_cmpistrm, _mm_cmpistri,
750 _mm_cmpestrm, _mm_cmpestri, _mm_cmpistra, _mm_cmpistrc, _mm_cmpistro,
751 _mm_cmpistrs, _mm_cmpistrz, _mm_cmpestra, _mm_cmpestrc, _mm_cmpestro,
752 _mm_cmpestrs, _mm_cmpestrz): Ditto.
753 * config/i386/tmmintrin.h (_mm_alignr_epi8, _mm_alignr_pi8): Ditto.
754 * config/i386/xmmintrin.h (_mm_shuffle_ps, _mm_extract_pi16, _m_pextrw,
755 _mm_insert_pi16, _m_pinsrw, _mm_shuffle_pi16, _m_pshufw): Ditto.
756 * config/i386/mmintrin-common.h (_mm_round_pd, _mm_round_sd,
757 _mm_round_ps, _mm_round_ss): Ditto.
759 2007-12-13 Richard Guenther <rguenther@suse.de>
761 PR tree-optimization/34450
762 * params.def (PARAM_SCCVN_MAX_SCC_SIZE): New param.
763 * invoke.texi (sccvn-max-scc-size): Document.
764 * Makefile.in (tree-ssa-sccvn.o): Add $(PARAMS_H) dependency.
765 * tree-ssa-sccvn.h (run_scc_vn): Return true on success, false
767 * tree-ssa-sccvn.c (params.h): Include.
768 (DFS): Return true if all went well, return false as soon as
769 a SCC exceeds the size of PARAM_SCCVN_MAX_SCC_SIZE.
770 (run_scc_vn): Return true if all went well, return false if
771 we aborted during DFS.
772 * tree-ssa-pre.c (execute_pre): Check if SCCVN finished
773 successfully, otherwise bail out.
775 2007-12-13 Olga Golovanevsky <olga@il.ibm.com>
777 * ipa-struct-reorg.c (is_candidate): Print information to dump
778 file when the type is initialized.
779 (get_stmt_accesses): Likewise when a structure has bitfields
780 or field access is too complicate.
781 (safe_cond_expr_check): Likewise for unsafe condition expressions.
782 (exclude_cold_structs): Likewise for cold structures.
783 (collect_structures): Suppress redundant print when there are
784 no structures to transform.
785 (do_reorg): Print to dump file a number of structures that
787 (dump_new_types): Print a number of new types to replace
788 an original structure type.
790 2007-12-13 Olga Golovanevsky <olga@il.ibm.com>
792 * doc/invoke.texi (Optimiza Options): Document new -fipa-struct-reorg
793 option and struct-reorg-cold-struct-ratio parameter.
795 2007-12-13 Torbjorn Granlund <tege@swox.com>
797 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Check op0 for
798 ZERO_EXTEND when computing costs for widening multiplication.
800 2007-12-13 Richard Earnshaw <rearnsha@arm.com>
803 * config/arm/ieee754-df.S (floatundidf): Fix for wrong sp value on
804 exit when using hard FPA.
805 * config/arm/ieee754-df.S (floatdidf): Likewise.
807 2007-12-12 Jakub Jelinek <jakub@redhat.com>
810 * doc/install.texi: Document that for MinGW only runtime 3.12 and
813 2007-12-12 David Edelsohn <edelsohn@gnu.org>
815 * config/rs6000/rs6000.c (is_mem_ref): Ignore STACK_TIE.
817 2007-12-12 Aldy Hernandez <aldyh@redhat.com>
819 PR tree-optimization/32901
820 * gimplify.c (gimplify_modify_expr_rhs): Handle the case when we
821 are assigning from a constant constructor.
822 Fix wrapping in function comment.
824 2007-12-12 Andreas Krebbel <krebbel1@de.ibm.com>
826 * config/s390/s390.c (s390_O_constraint_str): Limit the range
827 for 'On' to -4G+1..-1.
828 * config/s390/constraints.md: Adjust comment accordingly.
830 2007-12-11 Nathan Sidwell <nathan@codesourcery.com>
832 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use frame_reg_rtx
835 2007-12-11 Kai Tietz <kai.tietz@onevision.com>
837 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Handle 64-bit
838 target same as 32-bit.
840 2007-12-10 Jakub Jelinek <jakub@redhat.com>
842 PR tree-optimization/34371
843 * tree-vectorizer.h (struct _loop_vec_info): Add num_iters_unchanged
845 (LOOP_VINFO_NITERS_UNCHANGED): Define to num_iters_unchanged field.
846 * tree-vectorizer.c (set_prologue_iterations,
847 slpeel_tree_peel_loop_to_edge): Call unshare_expr on
848 LOOP_VINFO_NITERS_UNCHANGED before using it.
850 2007-12-10 Eric Botcazou <ebotcazou@libertysurf.fr>
853 * config/i386/i386.c (ix86_expand_movmem): Punt if the count is large.
854 (ix86_expand_setmem): Likewise.
856 2007-12-10 Kenneth Zadeck <zadeck@naturalbridge.com>
858 PR rtl-optimization/34302
859 * auto-inc-dec.c (attempt_change): Change place where move is
862 2007-12-10 Jakub Jelinek <jakub@redhat.com>
864 * dwarf2out.c (gen_array_type_die, gen_descr_array_type_die): For
865 Fortran multi-dimensional arrays use DW_AT_ordering
868 2007-12-10 Paolo Bonzini <bonzini@gnu.org>
871 * config/i386/i386.c (override_options): Enable -fvect-cost-model.
873 2007-12-10 Uros Bizjak <ubizjak@gmail.com>
875 * config/i386/i386.c (ix86_function_regparm): Do not check global_regs
876 array, registers that are members of global_regs are also members of
877 fixed_regs array. Use REGPARM_MAX to check that no regparm hard
878 register is taken by a fixed register variable. Check up to and
879 including DI_REG when adjusting regparm value due to fixed regs usage.
880 (rep_prefix_usable): Check fixed_regs array, not global_regs array for
881 available hard registers.
882 (ix86_expand_strlen): Ditto.
883 * config/i386/i386.md (strmov): Ditto.
886 2007-12-10 Kaz Kojima <kkojima@gcc.gnu.org>
888 * genopinit.c: Include tm_p.h in generated file.
890 * config/arm/neon.md (vec_set<mode>_internal): Use INTVAL
891 to extract the integer from operands[2].
892 (vec_setv2di_internal): Likewise.
894 * config/arm/arm.c (arm_size_return_regs): Make return type unsigned.
895 (arm_init_neon_builtins): Move code after declarations.
897 2007-12-10 Hans-Peter Nilsson <hp@axis.com>
899 * reload.c (find_reloads_address_1): To properly mark as an
900 autoincdec, pass X for non-NULL OUT in call to push_reload for
901 autoincdec which can't be trivially used as an address.
903 2007-12-10 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
904 Hans-Peter Nilsson <hp@axis.com>
906 * caller-save.c (insert_one_insn): If inserting before a call_insn
907 then the registers containing the arguments of the call are
908 live_throughout in the new insn.
910 2007-12-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
914 * pa.md: Consolidate HImode and QImode move patterns into one pattern
915 each, eliminating floating-point alternatives.
916 * pa-protos.h (pa_cannot_change_mode_class, pa_modes_tieable_p):
918 * pa-64.h (SECONDARY_MEMORY_NEEDED): Define here.
919 * pa.c (pa_secondary_reload): Use an intermediate general register
920 for copies to/from floating-point register classes. Simplify code
921 SHIFT_REGS class. Provide additional comments.
922 (pa_cannot_change_mode_class, pa_modes_tieable_p): New functions.
923 * pa.h (MODES_TIEABLE_P): Use pa_modes_tieable_p.
924 (SECONDARY_MEMORY_NEEDED): Delete define.
925 (INT14_OK_STRICT): Define.
926 (MODE_OK_FOR_SCALED_INDEXING_P): Allow SFmode and DFmode when using
928 (MODE_OK_FOR_UNSCALED_INDEXING_P): Likewise.
929 (GO_IF_LEGITIMATE_ADDRESS): Use INT14_OK_STRICT in REG+D case for
931 (LEGITIMIZE_RELOAD_ADDRESS): Use INT14_OK_STRICT in mask selection.
932 Align DImode offsets when generating 64-bit code.
933 * pa32-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
934 (CANNOT_CHANGE_MODE_CLASS): Define.
935 * pa64-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
936 (CANNOT_CHANGE_MODE_CLASS): Define using pa_cannot_change_mode_class.
938 2007-12-09 Jakub Jelinek <jakub@redhat.com>
941 * langhooks-def.h (LANG_HOOKS_GET_ARRAY_DESCR_INFO): Define.
942 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
943 * langhooks.h (struct array_descr_info): Forward declaration.
944 (struct lang_hooks_for_types): Add get_array_descr_info field.
945 * dwarf2.h (DW_AT_bit_stride, DW_AT_byte_stride): New.
946 (DW_AT_stride_size, DW_AT_stride): Keep around for Dwarf2
948 * dwarf2out.h (struct array_descr_info): New type.
949 * dwarf2out.c (dwarf_attr_name): Rename DW_AT_stride to
950 DW_AT_byte_stride and DW_AT_stride_size to DW_AT_bit_size.
951 (descr_info_loc, add_descr_info_field, gen_descr_array_type_die):
953 (gen_type_die_with_usage): Call lang_hooks.types.get_array_descr_info
954 and gen_descr_array_type_die.
956 2007-12-08 Richard Guenther <rguenther@suse.de>
958 PR tree-optimization/34391
959 * tree-vect-transform.c (vect_setup_realignment): Mark new
960 symbols for renaming.
962 2007-12-07 Bob Wilson <bob.wilson@acm.org>
964 * config/xtensa/xtensa.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
965 (ASM_OUTPUT_DWARF_PCREL): Define.
967 2007-12-07 Richard Guenther <rguenther@suse.de>
970 * opts.c (common_handle_option): Handle OPT_fforce_addr.
972 2007-12-07 Aldy Hernandez <aldyh@redhat.com>
974 * m32c.h (LEGITIMIZE_ADDRESS): Use WIN instead of win.
975 (LEGITIMIZE_RELOAD_ADDRESS): Same.
977 2007-12-07 Samuel Tardieu <sam@rfc1149.net>
980 * doc/install.texi: Explain how to check for a clean environment when
983 2007-12-07 Richard Guenther <rguenther@suse.de>
985 * tree-profile.c (gcov_type_tmp_var): New global variable.
986 (tree_gen_edge_profiler): Use a single shared variable decl per
987 function for edge counter incrementing.
988 (tree_profiling): Re-set the shared variable.
990 2007-12-06 Bob Wilson <bob.wilson@acm.org>
992 * config/xtensa/xtensa.c (xtensa_va_start): Add prototype.
994 2007-12-06 Tom Tromey <tromey@redhat.com>
997 * c-opts.c (c_common_parse_file): Call cpp_clear_file_cache.
999 2007-12-06 Richard Sandiford <rsandifo@nildram.co.uk>
1001 * config/mips/mips.c (mips_function_ok_for_sibcall): Check
1002 targetm.binds_local_p as well as DECL_EXTERNAL.
1004 2007-12-06 Harsha Jagasia <harsha.jagasia@amd.com>
1006 * tree-vectorizer.c (slpeel_add_loop_guard): Gimplify the condition.
1007 (set_prologue_iterations): New. Set the prologue iterations to total
1008 number of scalar iterations if the cost model check indicates that
1009 scalar code should be generated.
1010 (slpeel_tree_peel_loop_to_edge): Add a new parameter and code for
1011 generating the cost condition for epilog. Call
1012 set_prologue_iterations to generate cost condition for prolog.
1013 (new_loop_vec_info): Initialize LOOP_VINFO_NITERS_UNCHANGED.
1014 * tree-vectorizer.h (LOOP_VINFO_NITERS_UNCHANGED): New.
1015 (slpeel_tree_peel_loop_to_edge): Update declaration.
1016 (set_prologue_iterations): New declaration.
1017 * tree-vect-analyze.c (vect_analyze_loop_form): Update
1018 LOOP_VINFO_NITERS_UNCHANGED.
1019 * tree-vect-transform.c
1020 (vect_estimate_min_profitable_iters): Add new parameter and
1021 code to check if run time cost model test is needed.
1022 Remove code that adds builtin vectorization cost to scalar
1023 outside cost for the run time cost model test. If run time
1024 cost model test is needed add the appropriate guard cost to
1025 the scalar outside cost. The guard cost depends on whether
1026 the guard is generated at versioning or at prolog generation
1027 or at epilog generation. Change cost model equation to include
1028 scalar outside cost.
1029 (conservative_cost_threshold): New. Return the less conservative
1030 profitability threshold between the cost model threshold and the
1031 user defined vectorization threshold.
1032 (vect_do_peeling_for_loop_bound): Call conservative_cost_threshold.
1033 (vect_do_peeling_for_alignment): Same.
1034 (vect_loop_versioning): Same.
1035 (vect_create_cond_for_align_checks): ANDs the cost model condition
1036 with the alignment condition.
1037 (vect_transform_loop): Call loop versioning only when there is a
1038 misalignment or an aliasing problem.
1040 2007-12-06 Jakub Jelinek <jakub@redhat.com>
1043 * tree-ssa-ccp.c (optimize_stdarg_builtin): New function.
1044 (execute_fold_all_builtins): Call it for BUILT_IN_VA_START,
1045 BUILT_IN_VA_COPY and BUILT_IN_VA_END.
1047 * target.h (struct ggc_target): Add expand_builtin_va_start hook.
1048 * target-def.h (TARGET_EXPAND_BUILTIN_VA_START): Define.
1049 (TARGET_INITIALIZER): Add it.
1050 * builtins.c (expand_builtin_va_start): Use
1051 targetm.expand_builtin_va_start hook instead of
1052 EXPAND_BUILTIN_VA_START macro.
1053 * alpha/alpha.c (alpha_va_start): Made static.
1054 (override_options): Clear targetm.expand_builtin_va_start if
1056 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1057 * alpha/unicosmk.h (EXPAND_BUILTIN_VA_START): Remove.
1058 * alpha/alpha.h (EXPAND_BUILTIN_VA_START): Remove.
1059 * alpha/alpha-protos.h (alpha_va_start): Remove prototype.
1060 * xtensa/xtensa.h (EXPAND_BUILTIN_VA_START): Remove.
1061 * xtensa/xtensa.c (TARGET_EXPAND_BUILTIN_VA_START): Define.
1062 (xtensa_va_start): Made static.
1063 * xtensa/xtensa-protos.h (xtensa_va_start): Remove prototype.
1064 * pa/pa-protos.h (hppa_va_start): Remove prototype.
1065 * pa/pa.h (EXPAND_BUILTIN_VA_START): Remove.
1066 * pa/pa.c (hppa_va_start): Made static, add prototype.
1067 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1068 * frv/frv.c (frv_expand_builtin_va_start): Made static, add prototype.
1069 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1070 * frv/frv-protos.h (frv_expand_builtin_va_start): Remove prototype.
1071 * frv/frv.h (EXPAND_BUILTIN_VA_START): Remove.
1072 * i386/i386.c (override_options): Clear
1073 targetm.expand_builtin_va_start if -m32 or 64-bit MS ABI.
1074 (ix86_va_start): Made static.
1075 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1076 * i386/i386.h (EXPAND_BUILTIN_VA_START): Remove.
1077 * i386/i386-protos.h (ix86_va_start, ix86_va_arg): Remove prototypes.
1078 * iq2000/iq2000-protos.h (iq2000_va_start): Remove prototype.
1079 * iq2000/iq2000.h (EXPAND_BUILTIN_VA_START): Remove.
1080 * iq2000/iq2000.c (iq2000_va_start): Made static, add prototype.
1081 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1082 * rs6000/rs6000-protos.h (rs6000_va_start): Remove prototype.
1083 * rs6000/rs6000.c (rs6000_va_start): Made static, add prototype.
1084 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1085 (rs6000_override_options): Clear targetm.expand_builtin_va_start if
1086 DEFAULT_ABI != ABI_V4.
1087 * rs6000/rs6000.h (EXPAND_BUILTIN_VA_START): Remove.
1088 * spu/spu.c (spu_va_start): Made static, add prototype.
1089 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1090 * spu/spu.h (EXPAND_BUILTIN_VA_START): Remove.
1091 * spu/spu-protos.h spu_va_start): Remove prototype.
1092 * stormy16/stormy16.h (EXPAND_BUILTIN_VA_START): Remove.
1093 * stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_start):
1095 * stormy16/stormy16.c (xstormy16_expand_builtin_va_start): Made static.
1096 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1097 * s390/s390-protos.h (s390_va_start): Remove prototype.
1098 * s390/s390.c (s390_va_start): Made static.
1099 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1100 * s390/s390.h (EXPAND_BUILTIN_VA_START): Remove.
1101 * mn10300/mn10300.h (EXPAND_BUILTIN_VA_START): Remove.
1102 * mn10300/mn10300-protos.h (mn10300_va_start): Remove prototype.
1103 * mn10300/mn10300.c (mn10300_va_start): Made static, add prototype.
1104 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1105 * arc/arc.c (arc_va_start): Made static, add prototype.
1106 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1107 * arc/arc.h (EXPAND_BUILTIN_VA_START): Remove.
1108 * arc/arc-protos.h (arc_va_start): Remove prototype.
1109 * mt/mt-protos.h (mt_va_start): Remove prototype.
1110 * sparc/sparc.c (sparc_va_start): Made static, add prototype.
1111 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1112 * sparc/sparc-protos.h (sparc_va_start): Remove prototype.
1113 * sparc/sparc.h (EXPAND_BUILTIN_VA_START): Remove.
1114 * sh/sh.c (sh_va_start): Made static, add prototype.
1115 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1116 * sh/sh-protos.h (sh_va_start): Remove prototype.
1117 * sh/sh.h (EXPAND_BUILTIN_VA_START): Remove.
1118 * mips/mips-protos.h (mips_va_start): Remove prototype.
1119 * mips/mips.h (EXPAND_BUILTIN_VA_START): Remove.
1120 * mips/mips.c (mips_va_start): Made static.
1121 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1123 2007-12-06 Uros Bizjak <ubizjak@gmail.com>
1125 * tree-ssa-loop.c (gate_tree_parallelize_loops): Return true when
1126 "flag_tree_parallelize_loops > 1".
1128 2007-12-06 Zdenek Dvorak <ook@ucw.cz>
1129 Dorit Nuzman <dorit@il.ibm.com>
1130 Jakub Jelinek <jakub@redhat.com>
1132 PR tree-optimization/34005
1133 * tree-gimple.c (is_gimple_formal_tmp_rhs): Add a case for COND_EXPR.
1134 * gimplify.c (gimplify_ctx): Add a new member allow_rhs_cond_expr.
1135 (gimplify_pure_cond_expr): New function.
1136 (generic_expr_could_trap_p): New function.
1137 (gimplify_cond_expr): Call gimplify_pure_cond_expr.
1138 (force_gimple_operand): Initialize new field allow_rhs_cond_expr.
1140 2007-12-06 Andreas Krebbel <krebbel1@de.ibm.com>
1142 * config/s390/s390.c (s390_emit_stack_tie): New function.
1143 (s390_emit_prologue): Emit a stack tie when writing to the
1145 * config/s390/s390.md ("stack_tie"): New insn definition.
1147 2007-12-06 Ben Elliston <bje@au.ibm.com>
1150 * doc/sourcebuild.texi (Miscellaneous Docs): Remove SERVICE item.
1152 2007-12-05 Jakub Jelinek <jakub@redhat.com>
1155 * fold-const.c (fold_binary) <case BIT_IOR_EXPR>: Don't minimize
1156 number of bits set in C1 if a mode mask for some mode can be used
1159 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
1161 * varasm.c (merge_weak, weak_finish, assemble_alias): Commentary typo
1164 2007-12-05 Richard Guenther <rguenther@suse.de>
1166 PR tree-optimization/34138
1167 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1168 Do not forward propagate addresses if that changes volatileness of
1169 the pointed-to type.
1171 2007-12-05 Uros Bizjak <ubizjak@gmail.com>
1174 * config/i386/i386.c (ix86_function_regparm): Also check for fixed
1175 registers when checking that regparm registers are available.
1176 Lower regparm value due to fixed registers usage in addition to
1179 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
1181 * sparseset.c: Include config.h and system.h before sparseset.h.
1182 * sparseset.h: Remove inclusion of system.h.
1184 2007-12-05 Jakub Jelinek <jakub@redhat.com>
1185 Richard Sandiford <rsandifo@nildram.co.uk>
1187 * optabs.c (init_insn_codes): New function.
1188 (new_optab): Delete.
1189 (init_optab, init_optabv): Don't call new_optab.
1190 (init_convert_optab): Don't clear the insn codes.
1191 (init_optabs): Call init_insn_codes.
1193 2007-12-04 Jakub Jelinek <jakub@redhat.com>
1195 * omp-low.c (optimize_omp_library_calls): New function.
1196 (expand_omp_parallel): Call it if optimizing.
1199 * stmt.c (expand_stack_restore): Call expand_normal on var to get
1200 rtx for it instead of assuming it will be a VAR_DECL.
1202 2007-12-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1204 * c-parser (c_parser_statement_after_labels): Move error from here...
1205 (c_parser_label): ... to here. Check that the declaration is not
1206 actually just another label.
1208 2007-12-04 Richard Guenther <rguenther@suse.de>
1212 * tree-ssa-operands.c (get_addr_dereference_operands): If we
1213 fall back to using the SMTs aliases, make sure to add virtual
1214 operands for the SMT itself.
1215 (create_ssa_artificial_load_stmt): Fix typo. Make sure to also
1216 clear the loaded and stored symbols bitmaps.
1218 2007-12-04 Ben Elliston <bje@au.ibm.com>
1220 * config/spu/spu.h (ASM_FORMAT_PRIVATE_NAME): Remove; use default.
1222 2007-12-04 Ben Elliston <bje@au.ibm.com>
1224 * doc/tm.texi (Exception Handling): Mention unwind-dw2-xtensa.c.
1226 2007-12-03 Steven Bosscher <stevenb.gcc@gmail.com>
1229 * doc/invoke.texi: Remove -fforce-addr documentation.
1230 * expr.c (emit_move_insn): Remove use of flag_force_addr.
1231 (expand_expr_real_1): Same.
1232 (do_tablejump): Same.
1233 Call memory_address instead of memory_address_noforce.
1234 * expr.h (memory_address_noforce): Remove prototype.
1235 * explow.c (memory_address): Remove support for flag_force_addr.
1236 (validize_mem): Same.
1237 (memory_address_noforce): Remove.
1238 * common.opt: Add dummy documentation for -fforce-addr.
1239 * combine.c (can_combine_p): Remove -fforce-addr comment.
1240 * config/cris/cris.h (OPTIMIZATION_OPTIONS): Remove set of
1242 * config/m68k/m68k.h (PIC_CASE_VECTOR_ADDRESS): Remove comment
1243 relating to memory_address_noforce.
1244 * testsuite/gcc.c-torture/compile/20050802-1.c: Remove.
1245 * testsuite/gcc.c-torture/compile/20011113-1.c: Remove.
1247 2007-12-03 Jakub Jelinek <jakub@redhat.com>
1249 * omp-low.c (lookup_decl_in_outer_ctx): Allow calling this
1250 with !ctx->is_nested.
1251 (maybe_lookup_decl_in_outer_ctx): Look up in outer contexts
1252 even if !ctx->is_nested.
1253 (lower_copyprivate_clauses, lower_send_clauses,
1254 lower_send_shared_vars): Call lookup_decl_in_outer_ctx
1258 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Optimize
1259 (X << C1) & C2 into (X << C1) & (C2 | ((1 << C1) - 1))
1260 and (X >> C1) & C2 into (X >> C1) & (C2 | ~((type) -1 >> C1)).
1261 (fold_binary) <case LSHIFT_EXPR, case RSHIFT_EXPR>: Optimize
1262 (X & C2) << C1 into (X << C1) & (C2 << C1) and
1263 (X & C2) >> C1 into (X >> C1) & (C2 >> C1) if that allows further
1266 PR tree-optimization/33453
1267 * tree-data-ref.c (split_constant_offset): Use POINTER_PLUS_EXPR
1268 for pointer addition.
1269 * tree-parloops.c (canonicalize_loop_ivs): Likewise.
1270 (separate_decls_in_loop_name): Copy DECL_GIMPLE_REG_P from var to
1273 2007-12-03 Bernd Schmidt <bernd.schmidt@analog.com>
1275 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __FDPIC__ as
1278 2007-12-03 Razya Ladelsky <razya@il.ibm.com>
1280 * doc/invoke.texi (fipa-cp, fipa-matrix-reorg): Add documentation.
1282 2007-12-03 Jakub Jelinek <jakub@redhat.com>
1285 * opts.c (common_handle_option): Handle OPT_ftree_store_copy_prop.
1286 * common.opt (ftree-store-copy-prop): Use the same help text as for
1289 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
1290 Revital Eres <eres@il.ibm.com>
1292 * modulo-sched.c (calculate_must_precede_follow,
1293 try_scheduling_node_in_cycle): New functions.
1294 (sms_schedule_by_order): Call the new functions.
1295 (ps_insn_find_column): Use must_follow and must_precede only if
1297 (ps_insn_advance_column): Likewise.
1299 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
1300 Revital Eres <eres@il.ibm.com>
1302 * modulo-sched.c (get_sched_window): Fix the direction of the
1303 scheduling window and add dump info.
1305 2007-12-02 Samuel Tardieu <sam@rfc1149.net>
1307 * config/sh/sh.md (cmpgeusi_t): Fix condition.
1309 2007-11-30 Jan Hubicka <jh@suse.cz>
1311 * ggc-common.c (dump_ggc_loc_statistics): Reset ggc_force_collect flag.
1313 2007-11-30 Seongbae Park <seongbae.park@gmail.com>
1315 PR rtl-optimization/34171
1316 * cfgrtl.c (update_bb_for_insn_chain): New function,
1317 refactored from update_bb_for_insn.
1318 (update_bb_for_insn): Call update_bb_for_insn.
1319 (rtl_merge_blocks, try_redirect_by_replacing_jump):
1320 Replace a loop with update_bb_for_insn_chain call.
1321 (cfg_layout_merge_blocks): Add a call to
1322 update_bb_for_insn_chain. Replace the for loop
1323 with a call to update_bb_for_insn_chain.
1325 2007-11-30 Ben Elliston <bje@au.ibm.com>
1327 * config/vax/vax.h (ASM_FORMAT_PRIVATE_NAME): Remove. Use default.
1329 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
1331 PR tree-optimization/34244
1332 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
1333 (record_numbers_of_iterations): New function.
1334 (execute_vrp): Cache the numbers of iterations of loops.
1335 * tree-scalar-evolution.c (scev_reset_except_niters): New function.
1336 (scev_reset): Use scev_reset_except_niters.
1337 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
1339 2007-11-29 Jan Hubicka <jh@suse.cz>
1340 Jakub Jelinek <jakub@redhat.com>
1342 PR tree-optimization/33434
1343 * tree-inline.c (setup_one_parameter): If the value passed to
1344 a parameter is never used, don't set it up.
1346 2007-11-29 Jakub Jelinek <jakub@redhat.com>
1349 * config/rs6000/eabi-cn.asm (__DTOR_END__): Make it weak.
1350 * config/rs6000/sol-cn.asm (__DTOR_END__): Likewise.
1352 2007-11-29 Andris Pavenis <andris.pavenis@iki.fi>
1354 * Makefile.in: Use separate vpath lines for each path.
1356 2007-11-29 Ben Elliston <bje@au.ibm.com>
1358 * SERVICE: Update URL.
1360 2007-11-28 Jakub Jelinek <jakub@redhat.com>
1362 PR tree-optimization/34140
1363 * tree-if-conv.c (if_convertible_phi_p): Fail if BB other than
1364 loop->header has virtual phi nodes.
1366 2007-11-28 Richard Sandiford <rsandifo@nildram.co.uk>
1369 * builtins.c (expand_builtin_nonlocal_goto): Also emit a use
1370 of GP register, if valid and fixed.
1373 2007-06-21 David Daney <ddaney@avtrex.com>
1376 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
1377 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
1378 (exception_receiver): Renamed to ...
1379 (nonlocal_goto_receiver): ... this.
1381 2007-11-27 H.J. Lu <hongjiu.lu@intel.com>
1382 Joey Ye <joey.ye@intel.com>
1385 * config/i386/i386.c (function_arg_32): Don't pass aggregate
1386 arguments in ECX/EDX for fastcall.
1388 2007-11-28 Rask Ingemann Lambertsen <rask@sygehus.dk>
1390 * config/i386/linux.h (CRT_GET_RFIB_DATA): Add Intel syntax inline
1392 * config/i386/sco5.h (CRT_GET_RFIB_DATA): Likewise.
1393 * config/i386/sysv4.h (CRT_GET_RFIB_DATA): Likewise.
1395 2007-11-28 Ben Elliston <bje@au.ibm.com>
1397 * config/rs6000/aix64.opt (maix64): Add Negative(maix32).
1398 (maix32): Add Negative(maix64).
1400 2007-11-27 Jakub Jelinek <jakub@redhat.com>
1402 PR tree-optimization/34016
1403 * tree-ssa-loop.c (pass_linear_transform): Add
1404 TODO_update_ssa_only_virtuals to todo_flags_finish.
1406 2007-11-27 Eric B. Weddington <eric.weddington@atmel.com>
1408 * config/avr/avr.c (avr_mcu_types): Add atmega32hvb.
1409 * config/avr/avr.h (LINK_SPEC): Likewise.
1410 (CRT_BINUTILS_SPECS): Likewsie.
1411 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1413 2007-11-27 Jakub Jelinek <jakub@redhat.com>
1416 * config/rs6000/rs6000.c (adjacent_mem_locations): Don't assume
1417 MEM_SIZE is set on all MEMs.
1419 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
1421 * config/s390/s390.opt (mhard-float): Add the option to be
1422 overridden. That was missing in my last patch.
1424 2007-11-27 Richard Guenther <rguenther@suse.de>
1426 PR tree-optimization/34241
1427 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Make sure
1428 to only delete real conversion chains.
1430 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
1432 * config/s390/s390.opt (m31, m64, mesa, mzarch, msoft-float,
1433 mhard-float, mlong-double-64, mlong-double-128): Add the
1434 option to be overridden.
1436 2007-11-27 Richard Guenther <rguenther@suse.de>
1438 * builtins.c (fold_builtin_1): Verify the argument types
1439 of BUILT_IN_ISNORMAL.
1440 (fold_builtin_n): Verify the number of arguments to variadic
1443 2007-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
1445 * config/bfin/elf.h (SUBTARGET_DRIVER_SELF_SPECS): New macro.
1446 * doc/invoke.texi (Blackfin Options): Document the effects.
1448 2007-11-27 Ben Elliston <bje@au.ibm.com>
1450 * config/rs6000/sysv4.opt (m32): Add Negative(m64).
1451 (m64): Add Negative(m32).
1452 * config/rs6000/darwin.opt (m32): Add Negative(m64).
1453 (m64): Add Negative(m32).
1455 2007-11-26 Eric Botcazou <ebotcazou@adacore.com>
1457 * tree-ssa-propagate.c (set_rhs) <GIMPLE_MODIFY_STMT>: Fix typo.
1459 2007-11-26 Michael Meissner <michael.meissner@amd.com>
1462 * config/i386/i386.c (ix86_expand_movmem): If the copy size is a
1463 constant, avoid calling emit_cmp_and_jump_insns. Use counter_mode
1464 to get the mode for loading a pseudo register with a count rather
1465 than duplicating code.
1467 2007-11-25 Eric B. Weddington <eric.weddington@atmel.com>
1469 * config/avr/avr.c (avr_mcu_types): Add atmega1284p.
1470 * config/avr/avr.h (LINK_SPEC): Likewise.
1471 (CRT_BINUTILS_SPECS): Likewsie.
1472 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1474 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1476 * c-common.c (conversion_warning): Use get_unwidened instead of
1479 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1482 * c-parser.c (struct c_parser): New bit in_if_block.
1483 (c_parser_compound_statement_nostart): Handle unexpected 'else'
1485 (c_parser_statement_after_labels): Set in_if_block to false while
1487 (c_parser_if_body): Don't call c_parser_statement_after_labels if
1488 a semicolon is found, just consume it. Don't call
1489 c_parser_statement_after_labels if an open brace is found, call
1490 c_parser_compound_statement instead.
1491 (c_parser_else_body): New.
1492 (c_parser_if_statement): Set in_if_block to true when parsing the
1493 body of the 'if' statement. Use c_parser_else_body.
1495 2007-11-26 Andreas Krebbel <krebbel1@de.ibm.com>
1498 * c-decl.c (store_parm_decls): Pass 'false' for the new
1499 allocate_struct_function parameter.
1500 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
1501 * tree-parloops.c (create_loop_fn): Likewise.
1502 * function.c (push_function_context_to, push_struct_function,
1503 init_function_start): Likewise.
1504 (allocate_struct_function): Add boolean parameter.
1505 * tree.h (allocate_struct_function): Add boolean parameter.
1506 * function.h (struct function): Move returns_struct and
1507 returns_pcc_struct to the end of the structure definiton.
1509 2007-11-26 Uros Bizjak <ubizjak@gmail.com>
1512 * config/i386/i386.md (truncdfsf2): Select SLOT_TEMP stack slot if
1513 virtual registers are already instantiated.
1514 (truncxf<mode>2): Ditto.
1515 (floatsi<mode>2): Ditto.
1516 (floatdisf2): Ditto.
1517 (floatdidf2): Ditto.
1519 2007-11-26 Rask Ingemann Lambertsen <rask@sygehus.dk>
1522 * config/fr30/fr30.c (fr30_move_double): Sanitize mem->reg case. Copy
1523 the address before it is clobbered.
1525 2007-11-26 Nick Clifton <nickc@redhat.com>
1527 * config/mn10300/mn10300.md: (call_internal): Remove mode on
1528 operand 0 in order to match UNPSEC'ed calls generated in PIC mode.
1529 (call_value_internal): Remove mode on operands 0 and 1 in order to
1530 match UNPSEC'ed calls generated in PIC mode.
1531 (GOTaddr2picreg): Use copy_rtx to prevent sharing an rtx between
1534 2007-11-26 Richard Guenther <rguenther@suse.de>
1537 * builtins.c (expand_builtin_pow): Use expand_expr to expand
1538 the result of build_call_expr.
1540 2007-11-26 Steven Bosscher <stevenb.gcc@gmail.com>
1541 Revital Eres <eres@il.ibm.com>
1544 * bb-reorder.c (insert_section_boundary_note): Clear
1545 BLOCK_FOR_INSN in NOTE_INSN_SWITCH_TEXT_SECTIONS.
1547 2007-11-26 Richard Sandiford <rsandifo@nildram.co.uk>
1549 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Add missing comma.
1551 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1553 * dwarf2asm.c (splay_tree_compare_strings): New function.
1554 (dw2_force_const_mem): Use it.
1556 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1558 * tree.c (type_hash_add): Don't violate strict aliasing rules.
1560 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1563 * c-typeck.c (tagged_types_tu_compatible_p): Enable exact
1564 matches between anonymous union fields.
1566 2007-11-26 Alexandre Oliva <aoliva@redhat.com>, Jan Hubicka <jh@suse.cz>
1568 * tree-ssa-live.c (remove_unused_scope_block_p): Drop
1569 declarations and blocks only after inlining. Check that
1570 non-empty blocks are not dropped.
1571 * tree-inline.c (expand_call_inline): Check that functions are
1572 not inlined too late.
1574 2007-11-26 Ben Elliston <bje@au.ibm.com>
1576 * unwind-dw2-fde.c: Fix comment typo.
1577 * unwind-generic.h: Likewise, fix comment typos.
1579 2007-11-25 Richard Sandiford <rsandifo@nildram.co.uk>
1581 * tree-sra.c (scalarize_use): Adjust the vpos argument to
1582 sra_explode_bitfield_assignment in cases where the type is
1583 wider than the bitfield.
1585 2007-11-25 Richard Guenther <rguenther@suse.de>
1587 * tree.h (struct tree_block): Move locus member next to flags.
1588 * c-decl.c (SCOPE_LIST_APPEND): Use BLOCK_CHAIN.
1589 (SCOPE_LIST_CONCAT): Likewise.
1590 (pop_scope): Likewise.
1591 * function.c (instantiate_decls_1): Likewise.
1592 (setjmp_vars_warning): Likewise.
1593 * emit-rtl.c (set_used_decls): Likewise.
1594 * tree-inline.c (add_lexical_block): Likewise.
1596 2007-11-24 Hans-Peter Nilsson <hp@axis.com>
1598 * rtlanal.c (label_is_jump_target_p): Return true for a matching
1600 * reorg.c (fill_slots_from_thread): Correct last change to use
1601 NULL_RTX, not NULL. Outside of REG_NOTES loop, increase and
1602 decrease LABEL_NUSES for JUMP_LABEL (trial), not XEXP (note, 0).
1603 * jump.c (mark_jump_label_1): Add comment for last change
1604 regarding JUMP_LABEL setting.
1605 * gcse.c (add_label_notes): Remove conditional that the label is
1606 mentioned in insn before adding regnote.
1607 * sched-rgn.c (is_cfg_nonregular): Don't return 1 for a
1608 single_set insn only feeding a label to a jump through a
1609 register that dies there.
1611 2007-11-23 Dirk Mueller <dmueller@suse.de>
1612 Richard Guenther <rguenther@suse.de>
1615 * tree-vrp.c (check_array_ref): Move check for valid location..
1616 (check_array_bounds) here. Use EXPR_HAS_LOCATION().
1618 2007-11-23 Hans-Peter Nilsson <hp@axis.com>
1620 * reload.c (find_reloads_address_1) <autoincdec cases>:
1621 Call REG_OK_FOR_CONTEXT with the autoincdec code, not outer_code.
1623 2007-11-23 Richard Guenther <rguenther@suse.de>
1624 Michael Matz <matz@suse.de>
1626 PR tree-optimization/34176
1627 * alloc-pool.h (empty_alloc_pool): Declare.
1628 * alloc-pool.c (empty_alloc_pool): New function.
1629 * tree-ssa-sccvn.c (vn_reference_lookup): Also lookup from the
1630 valid table if a lookup from the optimistic table failed.
1631 (vn_unary_op_lookup): Likewise.
1632 (vn_binary_op_lookup): Likewise.
1633 (vn_phi_lookup): Likewise.
1634 (process_scc): Clear optimistic tables before every iteration.
1636 2007-11-23 Richard Guenther <rguenther@suse.de>
1638 * tree-ssa-copy.c (may_propagate_copy): Remove redundant checks.
1639 (merge_alias_info): Do verification only if checking is
1640 enabled. Merge flow-sensitive alias information in simple cases.
1641 * tree-ssa-operands.c (get_addr_dereference_operands): Also
1642 complain about missing NMTs.
1644 2007-11-23 Jakub Jelinek <jakub@redhat.com>
1647 * c-common.c (conversion_warning): For INTEGER_TYPE to
1648 INTEGER_TYPE conversions call get_narrower on expr to avoid
1649 spurious warnings from binop shortening or when the implicit
1650 conversion can't change the value.
1652 2007-11-22 Joseph Myers <joseph@codesourcery.com>
1655 * c-decl.c (set_array_declarator_inner): Don't give error for
1656 static or type qualifiers in abstract declarator. Remove
1657 abstract_p parameter.
1658 * c-tree.h (set_array_declarator_inner): Update prototype.
1659 * c-parser.c (c_parser_direct_declarator_inner): Update call to
1660 set_array_declarator_inner.
1661 * doc/standards.texi: Update for C99 TC3.
1663 2007-11-22 Hans-Peter Nilsson <hp@bitrange.com>
1665 * config/mmix/mmix.c (mmix_encode_section_info): Remove duplicate
1666 line in my edit of the last change.
1668 2007-11-22 Jakub Jelinek <jakub@redhat.com>
1671 * config/arm/arm.c (arm_init_tls_builtins): Set TREE_NOTHROW
1672 and TREE_READONLY on the fn decl rather than passing a chain
1675 2007-11-22 Kaz Kojima <kkojima@gcc.gnu.org>
1677 * config/sh/sh.md (divsi_inv_m3): Handle zero dividend specially.
1679 2007-11-22 Uros Bizjak <ubizjak@gmail.com>
1681 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Change checking
1682 of ix86_arch and ix86_tune into a switch statement.
1683 (enum processor_type): Default PROCESSOR_I386 to 0.
1684 * config/i386/i386.c (ix86_decompose_address): Use TARGET_K6 instead
1685 of "ix86_tune == PROCESSOR_K6".
1686 (ia32_multipass_dfa_lookahead): Change checking of ix86_tune into
1689 2007-11-22 Tom Tromey <tromey@redhat.com>
1691 * config/mmix/mmix.c (mmix_encode_section_info): Use alloca to
1692 avoid writing into string allocated by ggc_alloc_string.
1694 2007-11-21 Kaz Kojima <kkojima@gcc.gnu.org>
1697 * config/sh/sh.md (binary_sf_op): Remove.
1698 (binary_sf_op0, binary_sf_op1): New define_insn_and_split.
1699 * config/sh/sh.c (sh_expand_binop_v2sf): Use gen_binary_sf_op0
1700 and gen_binary_sf_op1.
1702 2007-11-21 Hans-Peter Nilsson <hp@axis.com>
1704 * regclass.c (init_reg_autoinc): Fix typo preventing test of
1705 secondary output reload when setting forbidden_inc_dec_class.
1707 2007-11-21 Richard Guenther <rguenther@suse.de>
1709 PR tree-optimization/34148
1710 * tree-ssa-structalias.c (create_variable_info_for): Do not use
1711 field-sensitive PTA for single-element structures.
1712 * tree-ssa-alias.c (create_overlap_variables_for): Do not create
1713 SFTs for single-element structures.
1715 2007-11-20 Richard Guenther <rguenther@suse.de>
1718 * gimplify.c (gimplify_switch_expr): Use tree_int_cst_lt instead
1719 of the signed INT_CST_LT.
1720 * stmt.c (expand_case): Likewise.
1721 (estimate_case_costs): Likewise.
1723 2007-11-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
1725 * read-rtl.c (fatal_expected_char): Print EOF as text rather that
1726 its binary representation.
1728 2007-11-20 Richard Guenther <rguenther@suse.de>
1730 * tree-ssa-operands.c (add_virtual_operand): Consistently prune
1733 2007-11-20 Thiemo Seufer <ths@mips.com>
1735 * config/mips/mips.c (mips_file_start): Add support for
1736 flagging 32-bit code with -mfp64 floating-point.
1738 2007-11-20 Jakub Jelinek <jakub@redhat.com>
1741 * c-gimplify.c (optimize_compound_literals_in_ctor): New function.
1742 (c_gimplify_expr): Use it.
1744 2007-11-20 Ben Elliston <bje@au.ibm.com>
1746 * config/spu/spu_mfcio.h: Fix typo.
1748 2007-11-20 Ben Elliston <bje@au.ibm.com>
1750 * unwind.inc: Comment that unwind-sjlj.c includes this file.
1752 2007-11-20 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1753 Ben Elliston <bje@au.ibm.com>
1755 * config/spu/mfc_tag_release.c: New file.
1756 * config/spu/mfc_multi_tag_release.c: Likewise.
1757 * config/spu/mfc_multi_tag_reserve.c: Likewise.
1758 * config/spu/mfc_tag_release.c: Likewise.
1759 * config/spu/mfc_tag_reserve.c: Likewise.
1760 * config/spu/mfc_tag_table.c: Likewise.
1761 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Compile them.
1762 (TARGET_LIBGCC2_CFLAGS): Define __IN_LIBGCC2.
1763 * config/spu/spu_mfcio.h: Avoid <stdint.h>.
1764 (uint64_t): Typedef if __IN_LIBGCC2 is defined.
1765 (MFC_TAG_INVALID, MFC_TAG_VALID): New macros.
1766 (mfc_tag_reserve, mfc_tag_release, mfc_multi_tag_reserve,
1767 mfc_multi_tag_release): Likewise.
1768 (__mfc_tag_reserve, __mfc_tag_release, __mfc_multi_tag_reserve,
1769 __mfc_multi_tag_release): Declare.
1771 2007-11-19 Jason Merrill <jason@redhat.com>
1773 PR debug/28834, debug/29436, c/32326
1774 * tree.c (build_type_attribute_qual_variant): Refuse to make
1775 a distinct copy of a struct/enum type. Use build_distinct_type_copy.
1776 * doc/extend.texi (Type Attributes): Don't encourage people to add
1777 attributes to struct/enum types in a typedef. Fix
1778 transparent_union example.
1780 * tree-inline.c (remap_type_1): Remove code that's redundant with
1782 (build_duplicate_type): Set id.copy_decl.
1783 * c-common.c (handle_transparent_union_attribute): Simplify logic.
1785 2007-11-19 Peter Bergner <bergner@vnet.ibm.com>
1787 * config/rs6000/rs6000.c (invalid_e500_subreg,
1788 rs6000_legitimate_offset_address_p, legitimate_lo_sum_address_p,
1789 rs6000_legitimize_address, rs6000_legitimize_reload_address,
1790 rs6000_legitimate_address, function_arg_advance,
1791 spe_build_register_parallel, rs6000_spe_function_arg,
1792 rs6000_split_multireg_move, spe_func_has_64bit_regs_p,
1793 emit_frame_save, gen_frame_mem_offset, rs6000_function_value,
1794 rs6000_libcall_value, rs6000_dwarf_register_span): Handle DDmode and
1795 TDmode similarly to DFmode and TFmode.
1796 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
1797 DATA_ALIGNMENT, CLASS_MAX_NREGS, CANNOT_CHANGE_MODE_CLASS): Likewise.
1799 2007-11-19 Eric Botcazou <ebotcazou@adacore.com>
1801 * stor-layout.c (lang_adjust_rli): Delete.
1802 (set_lang_adjust_rli): Likewise.
1803 (layout_type): Do not call lang_adjust_rli hook.
1804 * tree.h (set_lang_adjust_rli): Delete.
1806 2007-11-19 Bernd Schmidt <bernd.schmidt@analog.com>
1808 * config/bfin/bfin.c (must_save_p): New function, mostly broken out of
1809 n_dregs_to_save and n_pregs_to_save.
1810 (n_pregs_to_save, n_dregs_to_save): Use it. New argument CONSECUTIVE;
1811 all callers changed.
1812 (expand_prologue_reg_save, expand_epilogue_reg_restore): Enhance to be
1813 able to save single D/P registers that aren't saved by the push/pop
1816 2007-11-19 Richard Guenther <rguenther@suse.de>
1818 PR tree-optimization/34099
1819 * tree-ssa-ccp.c (likely_value): Exclude all but PLUS_EXPR,
1820 MINUS_EXPR and POINTER_PLUS_EXPR from handling as UNDEFINED
1821 if only one operand is undefined.
1823 2007-11-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1825 PR tree-optimization/34036
1826 * opts.c (set_fast_math_flags): Do not set flags in common
1827 with set_unsafe_math_optimizations_flags, invoke it directly.
1828 (set_unsafe_math_optimizations_flags): Unset flag_trapping_math
1829 and flag_signed_zeros.
1830 * toplev.c (process_options): Force flag_associative_math to 0 and
1831 warn, if it is set and either flag_trapping_math or flag_signed_zeros
1833 * doc/invoke.texi (Optimize Options): Document the new behavior
1834 of -funsafe-math-optimizations, that -fassociative-math requires
1835 both -fno-signed-zeros and -fno-trapping-math and make it clear
1836 that -fno-trapping-math requires -fno-signaling-nans. Refactor
1837 documentation of -ffast-math.
1839 2007-11-18 Jakub Jelinek <jakub@redhat.com>
1841 PR rtl-optimization/34132
1842 * gcse.c (try_replace_reg): Avoid rtx sharing between REG_EQUAL note
1846 * optabs.h (optab_table): Change type to struct optab from optab.
1847 (convert_optab_table): Similarly.
1848 Adjust all _optab macros to expand to addresses of optab_table
1849 resp. convert_optab_table elements rather than the values of the
1851 * optabs.c (optab_table): Change typype to struct optab from optab.
1852 If compiled by recent GCC, initialize all the insn_code fields in
1853 the array using designated range initializers.
1854 (convert_optab_table): Similarly.
1855 (convert_optab_libfunc, optab_libfunc, set_optab_libfunc,
1856 set_conv_libfunc): Into libfunc_entry's optab field store index within
1857 optab_table resp. convert_optab_table array instead of difference
1858 between two separately malloced addresses.
1859 (new_optab): Add op argument, don't return anything. Initialize
1860 just the insn_code field in handlers array and only when needed.
1861 (init_optab, init_optabv): Add op argument, don't return anything.
1862 Adjust new_optab caller.
1863 (new_convert_optab): Removed.
1864 (init_convert_optab): Add op argument, don't return anything, don't
1865 call new_convert_optab. If needed, initialize insn_code field in
1867 (init_optabs): Adjust init_optab, init_optabv and init_convert_optab
1869 (debug_optab_libfuncs): Adjust uses of optab_table and
1870 convert_optab_table arrays.
1872 2007-11-18 Richard Guenther <rguenther@suse.de>
1874 PR tree-optimization/34127
1875 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1876 Make code match up the comments, require compatibility of the
1879 2007-11-17 Richard Guenther <rguenther@suse.de>
1882 * fold-const.c (extract_muldiv_1): Do not move negative
1883 constants inside ABS_EXPR.
1885 2007-11-16 Ian Lance Taylor <iant@google.com>
1887 * collect2.c (dump_file): If a demangled symbol is followed by a
1888 space, make sure we output at least one space.
1890 2007-11-16 Richard Guenther <rguenther@suse.de>
1893 * fold-const.c (fold_binary): Use correct types for folding
1894 1 << X & Y to Y >> X & 1.
1896 2007-11-16 Richard Guenther <rguenther@suse.de>
1898 PR tree-optimization/33870
1899 * tree.h (struct tree_memory_tag): Add base_for_components flag.
1900 (struct tree_struct_field_tag): Remove nesting_level field.
1901 (SFT_NESTING_LEVEL): Remove.
1902 (SFT_BASE_FOR_COMPONENTS_P): Add.
1903 * tree-flow.h (struct fieldoff): Remove nesting_level field. Add
1904 base_for_components flag.
1905 (push_fields_onto_fieldstack): Remove nesting_level parameter.
1906 * tree-ssa-alias.c (create_sft): Likewise. Add base_for_components
1908 (create_overlap_variables_for): Deal with it.
1909 * tree-dfa.c (dump_subvars_for): Likewise.
1910 (dump_variable): Likewise.
1911 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Likewise.
1912 Set base_for_components for first elements of sub-structures.
1913 (create_variable_info_for): Handle base_for_components.
1914 (set_uids_in_ptset): Always set SFT_UNPARTITIONABLE_P for
1915 pointed-to SFTs if SFT_BASE_FOR_COMPONENTS_P is set.
1916 * tree-ssa-operands.c (ref_nesting_level): Remove.
1917 (add_vars_for_offset): Remove full_ref parameter, always add
1918 the offset of the pointed-to SFT.
1919 (add_virtual_operand): Adjust for changed signature of
1920 add_vars_for_offset.
1922 2007-11-16 Sa Liu <saliu@de.ibm.com>
1924 * config/spu/spu.md (floatunssidf2, floatunsdidf2): Inlined
1925 floatunssidf2 and floatunsdidf2.
1927 2007-11-16 Richard Guenther <rguenther@suse.de>
1929 PR tree-optimization/34113
1930 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1931 Use correct conversion direction for checking type compatibility.
1933 2007-11-16 Richard Guenther <rguenther@suse.de>
1935 PR tree-optimization/34099
1936 * tree-ssa-ccp.c (likely_value): Use a whitelist for operators
1937 that produce UNDEFINED result if at least one of its operands
1938 is UNDEFINED. By default the result is only UNDEFINED if all
1939 operands are UNDEFINED.
1941 2007-11-16 Jakub Jelinek <jakub@redhat.com>
1944 * gcc.c (init_spec): Don't initialize asm_debug here...
1945 (main): ... but here.
1947 2007-11-07 Tom Tromey <tromey@redhat.com>
1949 * tree-ssa-structalias.c (ipa_pta_execute): Rename 'cfun' to 'func'.
1950 * tree-parloops.c (create_loop_fn): Use set_cfun.
1951 * gengtype.c (open_base_files): Emit #undef cfun.
1952 * ipa-struct-reorg.c (do_reorg_1): Use set_cfun.
1953 * function.h (cfun): New define.
1954 * function.c: Undefine cfun.
1956 2007-11-07 Eric B. Weddington <eweddington@cso.atmel.com>
1958 * config/avr/avr.c (avr_mcu_types): Add attiny88.
1959 * config/avr/avr.h (LINK_SPEC): Likewise.
1960 (CRT_BINUTILS_SPECS): Likewsie.
1961 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1963 2007-11-15 Jakub Jelinek <jakub@redhat.com>
1966 * tree-ssa-ccp.c (optimize_stack_restore): New function.
1967 (execute_fold_all_builtins): Call optimize_stack_restore for
1968 BUILT_IN_STACK_RESTORE.
1970 2007-11-15 Paolo Bonzini <bonzini@gnu.org>
1972 * fwprop.c (try_fwprop_subst): Skip profitability check for forward
1973 propagation into an address; that's done in should_replace_address.
1975 2007-11-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1977 * config/spu/spu-protos.h (legitimate_const): Remove prototype.
1978 * config/spu/spu.c (legitimate_const): Remove.
1979 (classify_immediate): Inline call to legitimate_const.
1980 (spu_legitimate_address): Likewise. Allow SYMBOL_REF + CONST_INT
1981 for any constant, not just -512 .. 511.
1983 2007-11-15 Sa Liu <saliu@de.ibm.com>
1985 * config/spu/spu.c (spu_emit_branch_or_set): Remove PROCESSOR_CELL
1986 condition from HONOR_NANS test.
1987 * config/spu/spu.md (ceq_df): Always generate comparison code
1988 inline, including checks for NaNs and infinities.
1990 (cgt_v2df): Likewise.
1991 (cmpdf): Make this expander unconditional.
1993 2007-11-15 Richard Guenther <rguenther@suse.de>
1995 * tree-ssa-alias.c (create_overlap_variables_for): Make sure
1996 to only create SFTs if we also create variable infos for PTA.
1997 * tree-ssa-structalias.c (set_uids_in_ptset): Add all overlapping SFTs.
1999 2007-11-15 Richard Guenther <rguenther@suse.de>
2001 * tree-ssa-structalias.c (set_uids_in_ptset): Use the pointed-to
2002 type for TBAA pruning.
2003 (find_what_p_points_to): Call set_uids_in_ptset with the original
2004 pointer, not the decl of the solution we collapsed to.
2006 2007-11-14 David Daney <ddaney@avtrex.com>
2008 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use CFA
2011 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
2014 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Forbid mode changes
2015 for registers in BR_REGS class.
2017 2007-11-14 Jakub Jelinek <jakub@redhat.com>
2020 * tree-ssa.c (delete_tree_ssa): Don't call fini_ssa_operands if
2021 init_ssa_operands has not been called for cfun.
2023 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
2025 PR tree-optimization/34046
2026 * cfg.c (update_bb_profile_for_threading): Avoid the division for the
2027 scaling if the old probability is greater than the new base.
2029 2007-11-14 Sebastian Pop <sebastian.pop@amd.com>
2031 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Remove
2032 unused edges after loop duplication.
2034 2007-11-14 Uros Bizjak <ubizjak@gmail.com>
2036 * config/i386/i386.h (TARGET_CPU_DEFAULT_*): Substitute with ...
2037 (enum target_cpu_default): ... this enum.
2038 (TARGET_CPU_DEFAULT_NAMES): Remove macro. Move initializer to ...
2039 * config/i386/i386.c (override_options): ... here.
2040 * config/i386/i386-interix.h (TARGET_CPU_DEFAULT): Use
2041 TARGET_CPU_DEFAULT_i486.
2043 2007-11-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
2045 * global.c (rest_of_handle_global_alloc): Fix comment typos.
2046 * config/sh/sh.c (sh_rtx_costs): Likewise.
2047 * ChangeLog: Likewise.
2049 2007-11-13 Sebastian Pop <sebastian.pop@amd.com>
2051 * tree-chrec.h (build_polynomial_chrec): RHS of a chrec
2052 should not be of pointer type.
2054 2007-11-13 Michael Meissner <michael.meissner@amd.com>
2056 * config/i386/i386.c (ix86_sse5_valid_op_p): Put type on separate line.
2058 2007-11-13 Sterling Augustine <sterling@tensilica.com>
2059 Bob Wilson <bob.wilson@acm.org>
2061 * config/xtensa/unwind-dw2-xtensa.c: New.
2062 * config/xtensa/unwind-dw2-xtensa.h: New.
2063 * config/xtensa/xtensa.h (MUST_USE_SJLJ_EXCEPTIONS): Remove.
2064 (DWARF2_UNWIND_INFO): Remove.
2065 (DWARF_FRAME_REGISTERS): Define.
2066 (EH_RETURN_DATA_REGNO): Define.
2067 * config/xtensa/xtensa.md (UNSPECV_EH_RETURN): Define.
2069 * config/xtensa/t-xtensa (LIB2ADDEH): Define.
2071 2007-11-13 Jakub Jelinek <jakub@redhat.com>
2073 * doc/invoke.texi: Fix description of -fsched-stalled-insns=0,
2074 -fsched-stalled-insns.
2076 PR tree-optimization/34063
2077 * tree-chrec.c (chrec_evaluate): Put CHREC_LEFT based argument
2078 as first chrec_fold_plus operand rather than second.
2080 2007-11-13 Diego Novillo <dnovillo@google.com>
2082 PR tree-optimization/33870
2083 * tree.h (strcut tree_memory_tag): Add field unpartitionable.
2084 Remove field in_nested_struct.
2085 (struct tree_struct_field_tag): Add field nesting_level.
2086 (sft_in_nested_struct): Remove.
2087 (sft_nesting_level): Define.
2088 (sft_unpartitionable_p): Define.
2089 * tree-ssa-alias.c (mem_sym_score): If mp->var is not
2090 partitionable, return long_max.
2091 (compute_memory_partitions): Do not partition sfts marked
2093 (create_sft): Add argument nesting_level. Set
2094 sft_nesting_level with it. Update all users.
2095 (create_overlap_variables_for): Show nesting level.
2096 * tree-dfa.c (dump_subvars_for): Likewise.
2097 (dump_variable): Likewise. Show whether the sft is
2098 partitionable or not.
2099 * tree-flow.h (struct fieldoff): Remove field in_nested_struct.
2100 Add field nesting_level.
2101 * tree-ssa-structalias.c (struct variable_info): Remove
2102 field in_nested_struct.
2103 (push_fields_onto_fieldstack): Add argument nesting_level.
2104 Update all users. Update documentation. Update pair->nesting_level
2105 with nesting_level. Make recursive calls with nesting_level + 1.
2106 (set_uids_in_ptset): If an sft is added to the points-to set,
2107 mark it as unpartitionable.
2108 * tree-ssa-operands.c (ref_nesting_level): New.
2109 (add_vars_for_offset): Call it. Add argument full_ref. Update
2110 callers. If var is inside a nested structure and the nesting level
2111 of full_ref is lower than the nesting level of var,
2112 adjust offset by the offset of var.
2114 2007-11-13 Victor Kaplansky <victork@il.ibm.com>
2116 PR tree-optimization/32582
2117 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-tree-vectorize
2119 2007-11-12 Danny Smith <dannysmith@users.sourceforge.net>
2121 * doc/extend.texi (dllimport): Document that pointers to dllimport'd
2122 functions can be used as constant.
2124 2007-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2126 PR rtl-optimization/34035
2127 * cse.c (cse_cfg_altered): New global variable.
2128 (cse_jumps_altered): Make boolean.
2129 (recorded_label_ref): Likewise.
2130 (cse_insn): Adjust for above changes.
2131 (cse_extended_basic_block): Likewise. Set cse_cfg_altered
2132 if dead edges have been purged.
2133 (cse_main): Change return value specification and adjust code.
2134 (rest_of_handle_cse): Adjust for above change.
2135 (rest_of_handle_cse2): Likewise.
2136 * gcse.c (rest_of_handle_gcse): Likewise.
2138 2007-11-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2139 Michael Meissner <michael.meissner@amd.com>
2141 * config/i386/i386.md (sse5_setcc<mode>): Use <ssemodefsuffix> to
2142 get the appropriate suffix for the coms* instruction.
2143 (sse5_pcmov_<mode>): Restrict operands of pcmov
2144 for scalar case to be only xmm registers and not memory.
2146 * config/i386/sse.md (sse5_pcmov_<mode>): Correct the operand
2147 constraints to follow the mnemonics for the pcmov instruction
2149 2007-11-12 Richard Sandiford <rsandifo@nildram.co.uk>
2152 * config/mips/mips.c (mips_return_fpr_single): New function.
2153 (mips_function_value): Use it when returning single-field
2155 (mips_expand_call): Handle the PARALLELs created by
2156 mips_return_fpr_single.
2158 2007-11-12 Richard Guenther <rguenther@suse.de>
2161 * fold-const.c (fold_binary): If testing for non-negative
2162 operands with tree_expr_nonnegative_warnv_p make sure to
2163 use op0 which has all (sign) conversions retained.
2165 2007-11-12 Richard Guenther <rguenther@suse.de>
2168 * fold-const.c (fold_binary): Fold n - (n / m) * m to n % m.
2169 (fold_binary): Fold unsinged FLOOR_DIV_EXPR to TRUNC_DIV_EXPR.
2171 2007-11-12 Ira Rosen <irar@il.ibm.com>
2173 PR tree-optimization/33953
2174 * tree-vect-transform.c (vectorizable_operation): In case of SLP,
2175 allocate vec_oprnds1 according to the number of created vector
2176 statements. In case of shift with scalar argument, store scalar
2177 operand for every vector statement to be created for the SLP node.
2180 2007-11-10 Steven Bosscher <stevenb.gcc@gmail.com>
2182 * gcse.c (CUID_INSN): Remove.
2184 (alloc_gcse_mem): Don't allocate cuid_insn.
2185 (free_gcse_mem): Don't free cuid_insn.
2187 2007-11-10 Jakub Jelinek <jakub@redhat.com>
2190 * gimplify.c (goa_lhs_expr_p): Inside INDIRECT_REF handle unshared
2194 * tree-inline.h (copy_body_data): Add regimplify field.
2195 * tree-inline.c (copy_body_r): Set id->regimplify to true
2196 if an TREE_INVARIANT ADDR_EXPR is no longer invariant after
2198 (copy_bb): Clear id->regimplify before walk_tree, if it is
2199 set afterwards, regimplify the whole statement.
2201 PR tree-optimization/33680
2202 * tree-data-ref.c (split_constant_offset) <case ADDR_EXPR>: Punt
2203 if the added cast involves variable length types.
2205 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
2206 Maxim Kuvyrkov <maxim@codesourcery.com>
2208 * sched-deps.c (sched_analyze_insn): Use MOVE_BARRIER
2209 instead of TRUE_BARRIER for jumps. Add register dependencies
2210 even when reg_pending_barrier is set.
2212 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
2214 * haifa-sched.c (haifa_classify_insn): Rename to ...
2215 (haifa_classify_rtx): ... this. Improve handling of COND_EXECs,
2216 handle PARALLELs by recursing. Use it ...
2217 (haifa_classify_insn): ... here. Reimplement.
2219 2007-11-09 Richard Guenther <rguenther@suse.de>
2221 * bitmap.h (bitmap_single_bit_set_p): Declare.
2222 * bitmap.c (bitmap_single_bit_set_p): New function.
2223 * tree-ssa-alias.c (add_may_alias_for_new_tag): Use it.
2224 (maybe_create_global_var): Use bitmap_empty_p.
2226 2007-11-09 Paolo Bonzini <bonzini@gnu.org>
2227 Jakub Jelinek <jakub@redhat.com>
2229 PR rtl-optimization/34012
2230 * fwprop.c (try_fwprop_subst): Do not replace if the new
2231 SET_SRC has a higher cost than the old one.
2233 2007-11-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2235 PR rtl-optimization/33732
2236 * reload.c (push_reload): Check that the REG_DEAD note was referring
2237 to a hardreg or to a pseudo that has been assigned exactly one hardreg
2238 before considering it in order to select the reload register.
2239 (combine_reloads): Likewise.
2240 (find_dummy_reload): Likewise.
2242 2007-11-09 Richard Guenther <rguenther@suse.de>
2244 * tree-flow.h (struct ptr_info_def): Make escape_mask a ENUM_BITFIELD.
2245 (struct ptr_info_def): Likewise.
2246 (enum escape_type): Also use bit zero.
2248 2007-11-09 Richard Guenther <rguenther@suse.de>
2250 PR tree-optimization/33604
2251 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2252 Disregard changes in CV qualifiers of pointed to types for
2253 forward propagating ADDR_EXPRs.
2254 * tree-ssa-ccp.c (fold_stmt_r): Preserve volatileness of the original
2257 2007-11-09 Richard Sandiford <rsandifo@nildram.co.uk>
2259 * dse.c (find_shift_sequence): Always choose an integer mode for
2261 (replace_read): Require both the read and store mode to be
2262 integer ones. Remove a then-redundant FLOAT_P check.
2264 2007-11-08 Richard Guenther <rguenther@suse.de>
2266 * tree-dfa.c (remove_referenced_var): If removing a
2267 variable which has subvars, also remove those from
2268 the referenced vars. Do not create a variable annotation.
2270 2007-11-08 Bob Wilson <bob.wilson@acm.org>
2272 * config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
2273 argument for gen_entry calls.
2274 * config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
2275 (entry): Use the new attribute value. Remove unused first operand.
2277 2007-11-08 Tom Tromey <tromey@redhat.com>
2279 * c-parser.c (c_parser_translation_unit): Use location in error.
2280 (c_parser_external_declaration): Likewise.
2281 (c_parser_declaration_or_fndef): Likewise.
2282 (c_parser_enum_specifier): Likewise.
2283 (c_parser_struct_or_union_specifier): Likewise.
2284 (c_parser_struct_declaration): Likewise.
2285 (c_parser_typeof_specifier): Likewise.
2286 (c_parser_parms_list_declarator): Likewise.
2287 (c_parser_asm_string_literal): Likewise.
2288 (c_parser_braced_init): Likewise.
2289 (c_parser_initelt): Likewise.
2290 (c_parser_compound_statement_nostart): Likewise.
2291 (c_parser_statement_after_labels): Likewise.
2292 (c_parser_do_statement): Likewise.
2293 (c_parser_asm_statement): Likewise.
2294 (c_parser_conditional_expression): Likewise.
2295 (c_parser_unary_expression): Likewise.
2296 (c_parser_sizeof_expression): Likewise.
2297 (c_parser_postfix_expression): Likewise.
2298 (c_parser_postfix_expression_after_paren_type): Likewise.
2299 (c_parser_objc_class_instance_variables): Likewise.
2300 (c_parser_objc_method_definition): Likewise.
2301 (c_parser_objc_methodprotolist): Likewise.
2302 (c_parser_pragma): Likewise.
2303 (c_parser_omp_clause_num_threads): Likewise.
2304 (c_parser_omp_clause_schedule): Likewise.
2305 (c_parser_omp_all_clauses): Likewise.
2306 (c_parser_omp_sections_scope): Likewise.
2307 (c_parser_label): Use location of label, not colon.
2309 2007-11-08 Danny Smith <dannysmith@users.sourceforge.net>
2312 * config/i386/cygming.h (BIGGEST_FIELD_ALIGNMENT): Define only if
2315 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2318 * ipa-pure-const.c (static_execute): Added code to keep recursive
2319 functions from being marked as pure or const.
2320 * ipa-utils.c (searchc): Fixed comment.
2322 2007-11-08 Tom Tromey <tromey@redhat.com>
2324 * common.opt (fshow-column): Default to 0.
2325 * configure: Rebuilt.
2326 * configure.ac (--enable-mapped-location): Default to 'yes'.
2328 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2330 * common.opt: Add pointer to doc/options.texi.
2331 * doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
2332 -fipa-reference): Add or correct doc. Sorted options list for -Os
2335 2007-11-07 Bernhard Fischer <aldot@gcc.gnu.org>
2338 * config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
2339 * config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on
2340 TARGET_BIG_ENDIAN_DEFAULT. Use for MULTILIB_DEFAULTS.
2341 (TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
2342 (LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
2343 * config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according
2344 to TARGET_BIG_ENDIAN_DEFAULT.
2345 (SUBTARGET_EXTRA_LINK_SPEC): Likewise.
2346 * config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according
2347 to TARGET_BIG_ENDIAN_DEFAULT.
2349 2007-11-07 Diego Novillo <dnovillo@google.com>
2351 * tree.h (struct tree_struct_field_tag): Move field
2352 in_nested_struct ...
2353 (struct tree_memory_tag): ... here.
2355 2007-11-07 Diego Novillo <dnovillo@google.com>
2358 * tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
2359 (SFT_IN_NESTED_STRUCT): Define.
2360 * tree-dfa.c (dump_subvars_for): Show offset of each sub-var.
2361 * tree-flow.h (struct fieldoff): Add field in_nested_struct.
2362 * tree-ssa-structalias.c (struct variable_info): Likewise.
2363 (push_fields_onto_fieldstack): If OFFSET is positive,
2364 set in_nested_struct.
2365 (create_variable_info_for): Copy setting of
2366 in_nested_struct from the field offset object.
2367 (set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
2368 variable info object.
2369 * tree-ssa-operands.c (add_vars_for_offset): If VAR
2370 belongs to a nested structure, adjust OFFSET by SFT_OFFSET(VAR).
2372 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2374 PR rtl-optimization/33737
2375 * cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
2376 target block after computing the probabilities of outgoing edges.
2377 Cap the frequency to BB_FREQ_MAX.
2378 * tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
2379 frequency of the basic block if it has been reused.
2381 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2383 PR rtl-optimization/33822
2384 * rtl.h (REG_OFFSET): Fix comment.
2385 * var-tracking.c (INT_MEM_OFFSET): New macro.
2386 (var_mem_set): Use it.
2387 (var_mem_delete_and_set): Likewise.
2388 (var_mem_delete): Likewise.
2389 (same_variable_part_p): Likewise.
2390 (vt_get_decl_and_offset): Likewise.
2391 (offset_valid_for_tracked_p): New predicate.
2392 (count_uses): Do not track locations with invalid offsets.
2393 (add_uses): Likewise.
2394 (add_stores): Likewise.
2396 2007-11-07 Tom Tromey <tromey@redhat.com>
2398 * Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
2399 (BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).
2401 2007-11-07 Dmitry Zhurikhin <zhur@ispras.ru>
2402 Andrey Belevantsev <abel@ispras.ru>
2404 * modulo-sched.c (sms_order_nodes, permute_partial_schedule,
2405 generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
2406 (calculate_order_params, sms_order_nodes): New parameter pmax_asap.
2407 Save calculated max_asap in it.
2408 (sms_schedule): Calculate maxii using max_asap.
2410 2007-11-07 Andreas Krebbel <krebbel1@de.ibm.com>
2412 * doc/invoke.texi: Replace rs6000 dfp switches -mdfp/-mno-dfp
2413 with -mhard-dfp/-mno-hard-dfp.
2415 2007-11-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2416 Jakub Jelinek <jakub@redhat.com>
2419 * haifa-sched.c (check_sched_flags): Remove.
2420 (sched_init): Don't call it.
2422 2007-11-06 Diego Novillo <dnovillo@google.com>
2424 * tree-flow.h (struct fieldoff): Reformat comment. Document fields.
2425 * tree-ssa-operands.c: Tidy top-level comments.
2426 (add_vop): Likewise.
2427 (add_vars_for_offset): Tidy parameter formatting..
2428 (get_addr_dereference_operands): Likewise.
2429 (get_indirect_ref_operands): Likewise.
2430 (get_expr_operands) <OMP_ATOMIC_LOAD>: Reformat.
2431 <OMP_ATOMIC_STORE>: Likewise.
2433 2007-11-06 Rask Ingemann Lambertsen <rask@sygehus.dk>
2436 * config/i386/driver-i386.c: Test for __GNUC__ instead of
2437 GCC_VERSION which is always defined.
2439 2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2442 * reload1.c (find_reloads): Also check in_reg when handling a
2443 simple move with an input reload and a destination of a hard register.
2445 2007-11-06 Maxim Kuvyrkov <maxim@codesourcery.com>
2447 * config/m68k/m68k.c (sched-int.h, insn-codes.h): New includes.
2448 (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
2449 TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_FINISH_GLOBAL,
2450 TARGET_SCHED_INIT, TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
2451 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Redefine.
2452 (m68k_sched_attr_type2): New function.
2453 (sched_adjust_cost_state): New static variable.
2454 (m68k_sched_adjust_cost): New static function implementing
2456 (sched_ib_size, sched_ib_filled, sched_ib_insn, sched_mem_unit_code):
2457 New static variables.
2458 (m68k_sched_variable_issue): New static function implementing
2460 (sched_dump_class_def, sched_dump_class_func_t): New typedefs.
2461 (sched_dump_split_class): New static function.
2462 (sched_dump_dfa_guess_unit_code, sched_dump_dfa_state): New static
2464 (sched_dump_dfa_class, m68k_sched_dump): New static function.
2465 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2466 m68k_sched_md_init, m68k_sched_dfa_pre_advance_cycle,
2467 m68k_sched_dfa_post_advance_cycle): New static functions implementing
2470 * config/m68k/m68k.h (m68k_sched_attr_type2): Declare.
2471 (CPU_UNITS_QUERY): Define.
2473 * config/m68k/cf.md: New file.
2474 * config/m68k/m68.md (cf.md): New include.
2476 2007-11-06 Tom Tromey <tromey@redhat.com>
2480 * function.c (saved_in_system_header): New global.
2481 (push_cfun): Save in_system_header.
2482 (pop_cfun): Restore in_system_header.
2483 (push_struct_function): Save in_system_header.
2485 2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
2489 * c-common.c (c_build_qualified_type): Moved to c-typeck.c.
2490 (complete_array_type): Set canonical type appropriately.
2491 * c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
2492 C and C++ front ends now have different versions of this function,
2493 because the C++ version needs to maintain canonical types here.
2495 2007-11-04 Razya Ladelsky <razya@il.ibm.com>
2497 * tree-parloops.c (reduction_info): Remove reduction_init field.
2498 (initialize_reductions): Remove creation of the reduction_init variable.
2499 (struct data_arg): Remove.
2500 (add_field_for_reduction, create_stores_for_reduction): New functions.
2501 (add_field_for_name): Remove reduction handling.
2502 (separate_decls_in_loop): Call add_field_for_reduction,
2503 create_stores_for_reduction.
2505 2007-11-06 Jakub Jelinek <jakub@redhat.com>
2507 PR tree-optimization/33458
2508 * tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
2509 !is_gimple_val PHI argument, gimplify it and insert it on edge.
2511 PR tree-optimization/33993
2512 * tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
2513 rather than build_constructor_from_list if all list values are
2515 (get_initial_def_for_induction): Use build_vector instead of
2516 build_constructor_from_list.
2518 2007-11-05 Mark Mitchell <mark@codesourcery.com>
2521 * tree.h (DECL_INIT_PRIORITY): Do not require DECL_HAS_INIT_PRIORITY_P.
2522 (DECL_FINI_PRIORITY): Likewise.
2523 * tree.c (decl_init_priority_lookup): Remove assert.
2524 (decl_fini_priority_insert): Likewise.
2525 * cgraphunit.c (static_ctors): Make it a VEC.
2526 (static_dtors): Likewise.
2527 (record_cdtor_fn): Adjust accordingly.
2528 (build_cdtor): Generate multiple functions for each initialization
2530 (compare_ctor): New function.
2531 (compare_dtor): Likewise.
2532 (cgraph_build_cdtor_fns): Sort the functions by priority before
2533 calling build_cdtor.
2534 (cgraph_build_static_cdtor): Put the priority in the function's name.
2536 2007-11-05 H.J. Lu <hongjiu.lu@intel.com>
2539 * common.opt: Add shared and pie.
2541 2007-11-05 Bob Wilson <bob.wilson@acm.org>
2543 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Do not
2544 replace references to virtual_stack_vars_rtx in goto_handler.
2546 2007-11-05 Paul Brook <paul@codesourcery.com>
2548 * config.gcc (arm*-*-*): Set c_target_objs and cxx_target_objs.
2549 * config/arm/arm.c (arm_lang_output_object_attributes_hook): New.
2550 (arm_file_start): Don't set Tag_ABI_PCS_wchar_t. Call
2551 arm_lang_output_object_attributes_hook.
2552 * config/arm/arm.h (arm_lang_output_object_attributes_hook): Declare.
2553 (REGISTER_TARGET_PRAGMAS): Call arm_lang_object_attributes_init.
2554 * config/arm/arm-protos.h (arm_lang_object_attributes_init): Add
2556 * config/arm/t-arm.c (arm.o): New rule.
2557 * config/arm/arm-c.c: New file.
2559 2007-11-05 Nick Clifton <nickc@redhat.com>
2560 Sebastian Pop <sebastian.pop@amd.com>
2562 PR tree-optimization/32540
2563 PR tree-optimization/33922
2564 * doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
2565 * tree-ssa-pre.c: Include params.h.
2566 (compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
2567 to limit the maximum length of the PA set for a given block.
2568 * Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
2569 * params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
2571 2007-11-05 Nathan Sidwell <nathan@codesourcery.com>
2573 * libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
2574 __fixunssfDI): Make return type unsigned.
2575 * libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
2576 __fixunssfDI): Make return type unsigned.
2578 2007-11-05 Jakub Jelinek <jakub@redhat.com>
2580 PR tree-optimization/33856
2581 * tree-data-ref.c (get_references_in_stmt): Don't add
2582 REFERENCE_CLASS_P trees to references vector if get_base_address
2583 returns NULL on them.
2585 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
2587 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
2589 2007-11-04 Andrew Pinski <pinskia@gmail.com>
2592 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
2593 for TRUTH_NOT_EXPR to type.
2595 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
2597 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
2599 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2602 * dwarf2out.c (add_calling_convention_attribute): Change
2603 second argument. Set calling convention to DW_CC_program for
2604 Fortran main program.
2605 (gen_subprogram_die): Adjust to new prototype for
2606 add_calling_convention_attribute.
2608 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
2610 PR tree-optimization/33987
2611 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
2613 (vectorizable_reduction): Add type check.
2615 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2618 * c-parser.c (c_parser_statement_after_labels): Error if a
2619 declaration is parsed after a label.
2621 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
2624 * reorg.c (emit_delay_sequence): Do not clear the locator on
2625 the jump instruction.
2627 2007-11-03 Jakub Jelinek <jakub@redhat.com>
2630 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
2631 current sched region.
2633 2007-11-02 Jakub Jelinek <jakub@redhat.com>
2635 * config/ia64/ia64.c (struct reg_write_state): Change into
2636 unsigned short bitfields rather than unsigned int, decrease
2637 first_pred to just 10 bits.
2638 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
2639 into two char array.
2640 (rws_insn_set, rws_insn_test): New functions.
2641 (in_safe_group_barrier): New variable.
2642 (rws_update): Remove first argument, always set rws_sum array.
2643 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
2644 or update rws_sum if !in_safe_group_barrier, adjust rws_update args.
2645 (rtx_needs_barrier): Use rws_insn_test macro.
2646 (safe_group_barrier_needed): Don't save/restore rws_sum array,
2647 instead set/clear in_safe_group_barrier flag.
2649 2007-11-02 Bob Wilson <bob.wilson@acm.org>
2651 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
2652 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
2653 pointer or frame pointer.
2654 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
2655 (MUST_USE_SJLJ_EXCEPTIONS): Define.
2656 (DWARF2_UNWIND_INFO): Define.
2657 (INCOMING_RETURN_ADDR_RTX): Define.
2658 (DWARF_FRAME_RETURN_COLUMN): Define.
2660 2007-11-02 Tom Tromey <tromey@redhat.com>
2662 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
2665 2007-11-02 Diego Novillo <dnovillo@google.com>
2667 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
2668 argument from function pointer ANALYZE_EXPR. Update all users.
2669 * cgraph.c (debug_cgraph_node): New.
2670 (debug_cgraph): New.
2672 2007-11-02 Jakub Jelinek <jakub@redhat.com>
2674 PR rtl-optimization/33648
2675 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
2676 the newly created basic block.
2678 2007-11-01 Richard Guenther <rguenther@suse.de>
2680 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
2682 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
2684 PR rtl-optimization/33828
2685 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
2686 of VBEIN and VBEOUT.
2688 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
2690 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
2691 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
2692 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
2694 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
2696 * gcc.c (getenv_spec_function): Escape the environment variable's
2699 2007-11-01 Janis Johnson <janis187@us.ibm.com>
2701 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
2702 show that CSE means common subexpression elimination. Change wording
2703 for -fsee and define LCM. Remove capitalization of optimizations
2704 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
2706 2007-11-01 Janis Johnson <janis187@us.ibm.com>
2709 * doc/sourcebuild.texi (Test Directives): Document that xfail
2710 has no effect for dg-do except when dg-do-what is "run".
2712 2007-11-01 Tom Tromey <tromey@redhat.com>
2714 * c-decl.c (grokdeclarator): Set decl source locations.
2715 * c-parser.c (c_parser_enum_specifier): Set location.
2716 (c_parser_struct_or_union_specifier): Likewise.
2718 2007-11-01 Tom Tromey <tromey@redhat.com>
2720 * print-tree.c (print_node): Print column number.
2722 2007-11-01 Jakub Jelinek <jakub@redhat.com>
2725 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
2726 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
2727 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
2729 PR rtl-optimization/33673
2730 * gcse.c (cprop_jump): If a conditional jump has been optimized
2731 into unconditional jump, make the remaining normal edge fallthru
2732 and delete the jump insn.
2734 2007-11-01 Ben Elliston <bje@au.ibm.com>
2736 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
2737 (set_mem_attrs_from_reg): Likewise.
2739 2007-11-01 Michael Matz <matz@suse.de>
2741 PR tree-optimization/33961
2742 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
2743 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
2744 (add_or_mark_expr): New argument 'store', using it to search
2746 (nt_init_block): Adjust calls to add_or_mark_expr.
2748 2007-10-31 Jakub Jelinek <jakub@redhat.com>
2751 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
2752 for the first push_operand.
2754 2007-10-31 Revital Eres <eres@il.ibm.com>
2756 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
2757 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
2758 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
2759 movmisalignv2sf, vcondv2sf): New.
2760 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
2761 UNSPEC_EXTODD_V2SF): Define new constants.
2762 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
2763 paired_emit_vector_cond_expr): New.
2764 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
2765 * config/rs6000/rs6000.c (paired_expand_vector_move,
2766 paired_emit_vector_cond_expr, paired_emit_vector_compare):
2768 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
2770 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
2772 PR tree-optimization/32377
2773 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
2774 work also for unknown number of iterations.
2775 (analyze_subscript_affine_affine): Clean up. Don't fail when the
2776 number of iterations is not known.
2778 2007-10-31 Richard Guenther <rguenther@suse.de>
2781 * fold-const.c (extract_muldiv_1): Make sure to not introduce
2782 new undefined integer overflow.
2783 (fold_binary): Avoid useless conversion.
2785 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
2788 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P check.
2790 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
2792 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
2794 * config/s390/s390.c: (override_options): Replace
2795 -mhard-dfp/-msoft-dfp with -mhard-dfp/-mno-hard-dfp.
2796 * config/s390/s390.opt: Likewise.
2797 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
2800 2007-10-30 Janis Johnson <janis187@us.ibm.com>
2802 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
2804 2007-10-30 Janis Johnson <janis187@us.ibm.com>
2806 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
2807 optimization options.
2808 (Optimize Options): Add -fdce and -fdse to the list of optimizations
2809 enabled by -O. Document -fdce and -fdse.
2811 2007-10-30 Jakub Jelinek <jakub@redhat.com>
2814 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
2815 convert second operand of COMPOUND_EXPR to the original type of
2818 2007-10-30 Richard Guenther <rguenther@suse.de>
2820 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
2821 of loop adding SFTs as virtual operands.
2823 2007-10-30 Richard Guenther <rguenther@suse.de>
2825 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
2827 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
2829 PR tree-optimization/32893
2830 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
2831 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
2833 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
2835 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
2837 (sub_ddmmss): Likewise.
2838 (umul_ppmm): Likewise.
2839 (udiv_qrnnd): Likewise.
2841 2007-10-29 Janis Johnson <janis187@us.ibm.com>
2844 * doc/sourcebuild.texi (Test Directives): Document that dg-require
2845 directives must come before dg-additional-sources.
2847 2007-10-29 Jakub Jelinek <jakub@redhat.com>
2849 PR tree-optimization/33723
2850 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
2851 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
2853 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
2855 PR tree-optimization/33614
2856 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
2857 if they can't be reduced to VECTOR_CSTs and aren't legitimate
2858 initializer constants.
2860 2007-10-29 Richard Guenther <rguenther@suse.de>
2862 PR tree-optimization/33870
2863 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
2864 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
2867 2007-10-29 Richard Guenther <rguenther@suse.de>
2869 * passes.c (init_optimization_passes): Exchange store_copy_prop
2871 * tree-pass.h (pass_store_copy_prop): Remove.
2872 * tree-ssa-copy.c (do_store_copy_prop): Remove.
2873 (stmt_may_generate-copy): Do not handle store_copy_prop.
2874 (get_copy_of_val): Likewise.
2875 (set_copy_of_val): Likewise.
2876 (copy_prop_visit_assignment): Likewise.
2877 (copy_prop_visit_stmt): Likewise.
2878 (copy_prop_visit_phi_node): Likewise.
2879 (init_copy_prop): Likewise.
2880 (execute_copy_prop): Likewise.
2881 (do_copy_prop): Remove.
2882 (gate_store_copy_prop): Likewise.
2883 (store_copy_prop): Likewise.
2884 (pass_store_copy_prop): Likewise.
2885 (pass_copy_prop): Call execute_copy_prop.
2886 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
2887 * common.opt (ftree-store-copy-prop): Mark obsolete.
2888 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
2890 2007-10-29 Ian Lance Taylor <iant@google.com>
2892 * ifcvt.c (noce_can_store_speculate_p): New static function.
2893 (noce_process_if_block): Call it.
2894 (if_convert): Remove recompute_dominance parameter. Change all
2897 2007-10-29 Richard Guenther <rguenther@suse.de>
2899 * tree-flow-inline.h (get_subvar_at): Use binary search.
2900 (get_first_overlapping_subvar): New function to binary search
2901 for the first overlapping subvar.
2902 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
2903 just handle adding subvars for a pointed-to subvar. Optimize
2904 and use get_first_overlapping_subvar.
2905 (add_vars_for_bitmap): Fold into single caller.
2906 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
2907 and non pointed-to bits of add_vars_for_offset.
2909 2007-10-29 Revital Eres <eres@il.ibm.com>
2911 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
2913 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
2914 Zdenek Dvorak <ook@ucw.cz>
2917 reduction support for automatic parallelization.
2919 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
2921 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
2922 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
2923 and OMP_ATOMIC_STORE.
2924 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2925 * gimple-low.c (lower_stmt): Same.
2926 * gimplify.c (gimplify_expr): Same.
2927 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
2928 gimplify_omp_atomic_mutex): Remove.
2929 (gimplify_omp_atomic): Change it to simply gimplify the
2930 statement instead of expanding it.
2931 * omp-low.c: Add includes to optabs.h, cfgloop.h.
2932 (expand_omp_atomic, expand_omp_atomic_pipeline,
2933 goa_stabilize_expr, expand_omp_atomic_mutex,
2934 expand_omp_atomic_fetch_op): New functions to implement
2935 expansion of OMP_ATOMIC.
2936 (expand_omp, build_omp_regions_1): Add support for
2937 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
2938 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
2940 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
2942 * tree-parloops.c: add include to tree-vectorizer.h.
2943 (reduction_info): New structure for reduction.
2944 (reduction_list): New list to represent list of reductions per loop.
2945 (struct data_arg): New helper structure for reduction.
2946 (reduction_info_hash, reduction_info_eq, reduction_phi,
2947 initialize_reductions, create_call_for_reduction,
2948 create_phi_for_local_result, create_call_for_reduction_1,
2949 create_loads_for_reductions, create_final_loads_for_reduction):
2951 (loop_parallel_p): Identify reductions, add reduction_list parameter.
2952 (separate_decls_in_loop_name): Support reduction variables.
2953 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
2954 call create_loads_for_reduction for each reduction.
2955 (canonicalize_loop_ivs): Identify reductions, add reduction_list
2957 (transform_to_exit_first_loop): Add reduction support, add
2958 reduction_list parameter.
2959 (gen_parallel_loop): Add reduction_list parameter. Add call
2960 separate_decls_in_loop with
2961 the new argument. Traverse reductions and call
2962 initialize_reductions, create_call_for_reduction.
2963 (parallelize_loops): Create and delete the reduction list.
2964 (add_field_for_name): Change use of data parameter. Add fields for
2966 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
2967 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
2968 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2969 * tree-inline.c (estimate_num_insns_1): add cases for
2970 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2971 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2972 * tree-ssa-operands.c (get_addr_dereference_operands):
2973 New function. Subroutine of get_indirect_ref_operands.
2974 (get_indirect_ref_operands): Call get_addr_dereference_operands.
2975 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2978 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
2980 * config/cris/cris.c: Include df.h.
2981 (cris_address_cost): Add gcc_assert for canonicalization
2982 assumptions. For PLUS with MULT or register, correct
2983 test for register in other arm. Tweak comments.
2985 2007-10-28 Richard Guenther <rguenther@suse.de>
2987 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
2988 telling if the var is to be treated as points-to location.
2989 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
2990 (add_virtual_operand): Only recurse into MPTs if aliases
2993 2007-10-28 Richard Guenther <rguenther@suse.de>
2995 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
2996 (add_vars_for_bitmap): Do not recurse further. Only add vars
2997 for pointed-to SFTs.
2998 (add_virtual_operand): Re-instantiate loop to add operands for
2999 aliases. Recurse into MPTs.
3000 (get_indirect_ref_operands): If we fall back to use a pointers
3001 SMT, make sure to not prune based on the access offset and size.
3003 2007-10-28 Andrew Pinski <pinskia@gmail.com>
3006 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
3007 the eh information on the statement.
3009 2007-10-28 Richard Guenther <rguenther@suse.de>
3011 * tree-flow.h (subvar_t): Make it a VEC.
3012 (struct subvar): Remove.
3013 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
3014 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
3016 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
3017 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
3018 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
3019 (set_initial_properties): Likewise.
3020 (setup_pointers_and_addressables): Likewise.
3021 (new_type_alias): Likewise.
3022 (create_overlap_variables_for): Likewise.
3023 * tree-dfa.c (dump_subvars_for): Likewise.
3024 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
3025 (get_expr_operands): Likewise.
3026 (add_to_addressable_set): Likewise.
3027 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
3029 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
3031 PR tree-optimization/33920
3032 * tree-if-conv.c (tree_if_conversion): Force predicate of single
3033 successor bb to true when predecessor bb has NULL predicate.
3034 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
3036 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
3038 * config/mips/mips.md: Add combiner patterns for DImode extensions
3039 of HImode and QImode truncations. Reformat HImode <- QImode pattern
3042 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
3045 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
3047 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
3049 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
3050 LIBCALL notes if they are about to be moved to the same insn.
3052 2007-10-27 Richard Guenther <rguenther@suse.de>
3054 PR tree-optimization/33870
3055 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
3056 duplication. Remove redundant call to access_can_touch_variable.
3057 (add_vars_for_bitmap): New helper for recursing over MPT contents.
3058 (add_virtual_operand): Use it.
3060 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3063 * pa.h (ASM_PN_FORMAT): Delete define.
3065 2007-10-26 Janis Johnson <janis187@us.ibm.com>
3067 * doc/invoke.texi (Option Summary, optimizations): Remove
3068 -fbounds-check. Add -fassociative-math, -freciprocal-math,
3069 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
3070 -fsplit-wide-types to match later entry. Break up a long line.
3071 (Option Summary, code gen options) Add -fno-stack-limit. Add
3072 missing @gol to the end of a line.
3073 (Optimization Options): Remove -fbounds-check, which is also
3074 documented under Code Generation Options. Remove =n from
3075 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
3076 to -fcprop-registers to match other options, and say when it is
3077 enabled rather than disabled. Remove extra index entry for
3078 -fno-cx-limited-range. Add index entries for -fstack-protector
3079 and -fstack-protector-all.
3080 (Code Gen Options): Add index entry for -ftls-model.
3082 2007-10-26 Anatoly Sokolov <aesok@post.ru>
3084 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
3085 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
3086 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
3087 expand_epilogue, output_movhi): Don't handle 'main' function.
3088 (avr_attribute_table): Add 'OS_task' function attribute.
3089 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
3091 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
3092 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
3094 * config/avr/avr.opt (minit-stack): Remove.
3096 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
3098 * tree-nested.c (get_trampoline_type): Fix thinko.
3100 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
3103 * tree.c (build_offset_type): Build canonical type based on the
3104 TYPE_MAIN_VARIANT of the base type.
3106 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
3108 * reorg.c (emit_delay_sequence): Move insn locator from the
3109 first insn to the sequence.
3111 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
3113 * ipa-pure-const.c (check_decl): Return immediately when
3114 pure_const_state has been set to IPA_NEITHER.
3116 2007-10-25 Ira Rosen <irar@il.ibm.com>
3118 PR tree-optimization/33833
3119 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
3120 and convert init to sizetype in inner_base construction.
3122 2007-10-25 Richard Guenther <rguenther@suse.de>
3124 * tree-flow.h (mem_sym_stats): Remove.
3125 (dump_mem_sym_stats_for_var): Declare.
3126 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
3127 (mem_sym_stats): Move ...
3128 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
3129 (mem_sym_score): Rename from ...
3130 (pscore): ... this. Remove.
3131 (dump_mem_sym_stats_for_var): New function. Dump the score, but
3132 not the frequencies.
3133 (compare_mp_info_entries): Make sort stable by disambiguating
3136 2007-10-25 Ira Rosen <irar@il.ibm.com>
3138 PR tree-optimization/33866
3139 * tree-vect-transform.c (vectorizable_store): Check operands of all
3140 the stmts in the group of strided accesses. Get def stmt type for each
3141 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
3143 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
3145 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
3146 (Yt): Rename register constraint to Y2.
3147 * config/i386/sse.md: Use renamed register constraints.
3148 * config/i386/mmx.md: Ditto.
3149 * config/i386/i386.md: Ditto.
3151 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
3153 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
3155 2007-10-24 Chao-ying Fu <fu@mips.com>
3157 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
3158 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
3160 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
3161 Olga Golovanevsky <olga@il.ibm.com>
3163 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
3164 the compiler that wr.wrap and wr.domain are initialized in
3167 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
3169 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
3170 to print gcov_type values.
3172 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
3174 * config/avr/avr.h: Do not include progmem_section definition when
3175 building with IN_TARGET_LIBS.
3177 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
3180 * config/mips/mips.c (mips_lo_sum_offset): New structure.
3181 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
3182 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
3183 (mips_orphaned_high_part_p: New functions.
3184 (mips_avoid_hazard): Don't check INSN_P here.
3185 (mips_avoid_hazards): Rename to...
3186 (mips_reorg_process_insns): ...this. Cope with
3187 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
3188 or turn them into nops.
3189 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
3190 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
3191 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
3192 (mips_override_options): Set flag_delayed_branch to 0.
3194 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
3196 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
3197 MIPS-specific implementation details.
3198 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
3199 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
3200 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
3201 for targets with movmemsi.
3202 (MOVE_BY_PIECES_P): Define.
3203 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
3204 (mips_block_move_loop): Add a bytes_per_iter argument.
3205 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
3206 Update call to mips_block_move_loop.
3208 2007-10-24 Michael Matz <matz@suse.de>
3211 * var-tracking.c (variable_union): Don't break after one loop
3212 iteration but only when a difference is found.
3213 (dump_variable): Also print DECL_UID.
3215 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
3217 * ipa-type-escape.h: Expose function
3218 is_array_access_through_pointer_and_index.
3220 (is_array_access_through_pointer_and_index):
3221 Add three new parameters. Add support of
3222 POINTER_PLUS_EXPR tree code.
3224 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
3226 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
3227 * tree-pass.h: Add pass_ipa_struct_reorg.
3228 * common.opt: Add ipa-struct-reorg flag.
3229 * Makefile.in: Add ipa-strcut-reorg.o compilation.
3230 * passes.c: Add pass pass_ipa_struct_reorg.
3231 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
3232 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
3234 2007-10-24 Ira Rosen <irar@il.ibm.com>
3236 PR tree-optimization/33804
3237 * tree-vect-transform.c (vectorizable_operation): Remove the
3238 checks that the vectorization is worthwhile from the transformation
3241 2007-10-24 Ira Rosen <irar@il.ibm.com>
3243 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
3244 vectype cannot be determined for the scalar type.
3245 (vect_analyze_slp_instance): Likewise.
3246 * tree-vect-transform.c (vect_model_reduction_cost): Change the
3247 return type to bool. Return false if vectype cannot be determined
3248 for the scalar type.
3249 (vect_get_constant_vectors): Return false if vectype cannot be
3250 determined for the scalar type.
3251 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
3252 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
3253 vectorizable_reduction): Likewise.
3255 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
3257 * config.gcc: For a FreeBSD target, parse the value of ${target}
3258 to determine the value of FBSD_MAJOR, instead of adding an
3259 explicit check for every possible FreeBSD major version.
3261 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
3263 PR rtl-optimization/33846
3264 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
3266 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
3268 PR tree-optimization/33860
3269 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
3270 interleaved accesses in case the dr is inside the inner-loop during
3271 outer-loop vectorization.
3273 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
3275 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
3276 Document MEM_POINTER. Replace mentions of "integrated"
3277 field with "return_val". Delete outdated stuff.
3279 2007-10-23 David Edelsohn <edelsohn@gnu.org>
3281 * config/rs6000/rs6000.c (rs6000_override_options): Set
3282 rs6000_altivec_abi on AIX.
3283 (conditional_register_usage): Set VR20:31 fixed on AIX.
3285 2007-10-23 Richard Guenther <rguenther@suse.de>
3287 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
3290 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
3291 David S. Miller <davem@davemloft.net>
3293 * df-scan.c (df_get_call_refs): Mark global registers as both a
3294 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
3296 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
3298 PR tree-optimization/33834
3299 PR tree-optimization/33835
3300 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
3301 stmts need to be checked for success seperately.
3302 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
3303 Remove the check that stmt is not LIVE.
3304 (vectorizable_assignment, vectorizable_induction): Likewise.
3305 (vectorizable_operation, vectorizable_type_demotion): Likewise.
3306 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
3308 (vectorizable_live_operation): Check that op is not NULL.
3310 2007-10-22 Janis Johnson <janis187@us.ibm.com>
3312 * doc/invoke.texi (Optimization Options): In the summary, show
3313 that the value for options -falign-jumps, -falign-labels,
3314 -falign-loops, -falign-functions, -fsched-stalled-insns, and
3315 -fsched-stalled-insns-dep is optional. In the summary, show that
3316 -fsched-stalled-insns takes an optional argument and that
3317 -fparallelize-loops takes an argument. Add opindex for several
3318 optimization options, and fix typos in the opindex commands for
3319 several others. In the descriptions for -fsched-stalled-insns
3320 and -fsched-stalled-insns-dep, show the options with and without
3323 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
3325 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
3327 * config/avr/avr.h (LINK_SPEC): Likewise.
3328 (CRT_BINUTILS_SPECS): Likewsie.
3329 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3331 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3333 PR rtl-optimization/33644
3334 * cfgcleanup.c: Do not include dce.h.
3335 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
3336 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
3337 * dce.c (something_changed): Delete.
3338 (libcall_dead_p): New predicate.
3339 (delete_unmarked_insns): Use it to delete dead libcalls.
3340 Deal with REG_LIBCALL and REG_RETVAL notes.
3341 (prescan_libcall_for_dce): New function.
3342 (prescan_insns_for_dce): Use it to deal with libcalls.
3343 (mark_reg_dependencies): Do nothing special for libcalls.
3344 (dce_process_block): Likewise.
3345 (fast_dce): Delete unused local variable.
3346 (run_fast_dce): Do not return a value.
3347 * dce.h (struct df): Delete.
3348 (run_fast_dce): Adjust prototype.
3349 * optabs.c (libcall_id): Delete.
3350 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
3351 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
3352 * reload1.c (reload): Delete REG_LIBCALL_ID case.
3353 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
3354 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
3355 notes instead of REG_LIBCALL_ID notes.
3356 * reg-notes.def (LIBCALL_ID): Delete.
3357 * Makefile.in (see.o): Add dce.h dependency.
3358 (cfgcleanup.o): Remove dce.h dependency.
3360 2007-10-22 Michael Matz <matz@suse.de>
3362 PR tree-optimization/33855
3363 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
3366 2007-10-22 Ira Rosen <irar@il.ibm.com>
3368 PR tree-optimization/33854
3369 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
3370 FLOAT_EXPR to the list of promotion operations.
3372 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
3376 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
3377 (print_reg): Print register prefix only with AT&T asm syntax.
3378 Support pc_rtx for RIP register.
3379 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
3380 relative addressing. Always print segment register prefix with AT&T
3381 asm syntax and never with Intel asm syntax.
3382 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
3383 Fix prefix for 16-byte XFmode operands.
3384 (output_addr_const_extra): Support Intel asm syntax.
3385 (x86_file_start): Don't use register prefix with Intel asm syntax.
3386 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
3387 ("return_internal_long"): Fix Intel asm syntax output.
3388 ("set_got_rex64"): Support Intel asm syntax.
3389 ("set_rip_rex64"): Likewise.
3390 ("set_got_offset_rex64"): Likewise.
3391 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
3393 ("*tls_global_dynamic_64"): Likewise.
3394 ("*tls_local_dynamic_base_64"): Likewise.
3395 ("*load_tp_si")("*load_tp_di"): Likewise.
3396 ("*add_tp_si")("*add_tp_di"): Likewise.
3397 ("*tls_dynamic_lea_64"): Likewise.
3398 ("*sibcall_value_1_rex64_v"): Likewise.
3399 ("stack_tls_protect_set_si"): Likewise.
3400 ("stack_tls_protect_set_di"): Likewise.
3401 ("stack_tls_protect_test_si"): Likewise.
3402 ("stack_tls_protect_test_di"): Likewise.
3403 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
3405 ("*movv2sf_internal_rex64"): Likewise.
3406 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
3407 (__get_cpuid_max): Likewise.
3409 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3411 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
3412 the STRICT_P argument type "bool" rather than "int".
3413 (mips_legitimate_address_p): Likewise.
3414 (fp_register_operand, lo_operand): Delete.
3415 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
3416 (mips_emit_scc): Rename to...
3417 (mips_expand_scc): ...this.
3418 (gen_conditional_branch): Rename to...
3419 (mips_expand_conditional_branch): ...this.
3420 (gen_conditional_move): Rename to...
3421 (mips_expand_conditional_move): ...this.
3422 (mips_gen_conditional_trap): Rename to...
3423 (mips_expand_conditional_trap): ...this and take an rtx code instead
3424 of an operands array.
3425 (mips_expand_call): Give the SIBCALL_P argument type "bool"
3427 (mips_emit_fcc_reload): Rename to...
3428 (mips_expand_fcc_reload): ...this.
3429 (init_cumulative_args): Rename to...
3430 (mips_init_cumulative_args): ...this and remove the libname argument.
3431 (function_arg_advance): Rename to...
3432 (mips_function_arg_advance): ...this.
3433 (function_arg): Rename to...
3434 (mips_function_arg): ...this and use "rtx" instead of
3436 (function_arg_boundary): Rename to...
3437 (mips_function_arg_boundary): ...this.
3438 (mips_expand_unaligned_load): Rename to...
3439 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
3440 and BITPOS arguments type "HOST_WIDE_INT".
3441 (mips_expand_unaligned_store): Rename to...
3442 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
3443 and BITPOS arguments type "HOST_WIDE_INT".
3444 (override_options): Rename to...
3445 (mips_override_options): ...this.
3446 (print_operand): Rename to...
3447 (mips_print_operand): ...this.
3448 (print_operand_address): Rename to...
3449 (mips_print_operand_address): ...this.
3450 (mips_output_ascii): Remove the PREFIX argument.
3451 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
3453 (mips_can_use_return_insn): Return a "bool" rather than an "int".
3454 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
3455 of "struct rtx_def *".
3456 (mips_secondary_reload_class): Give the IN_P argument type "bool"
3458 (build_mips16_call_stub): Delete.
3459 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
3460 (mips_use_ins_ext_p): Give the second and third arguments type
3461 "HOST_WIDE_INT" rather than "rtx".
3462 * config/mips/mips.h: Update after the above changes. Tweak comments
3464 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
3465 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3466 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
3467 element type from "char" to "bool".
3468 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
3469 (mips_cpu_info_table): Delete.
3470 * config/mips/mips.md: Update after the above changes. Tweak some
3472 * config/mips/mips-ps-3d.md: Likewise.
3473 * config/mips/mips.c: Tweak comments and formatting.
3474 Use NULL-like macros rather than 0 in various places.
3475 (mips_section_threshold): Rename to...
3476 (mips_small_data_threshold): ...this and give it an unsigned type.
3477 (num_source_filenames): Remove explicit initialization.
3478 (sdb_label_count): Likewise.
3479 (sym_lineno): Delete.
3480 (set_noat): Make static.
3481 (mips_branch_likely): Likewise, and give it type "bool".
3482 (mips_isa_info): Rename to...
3483 (mips_isa_option_info): ...this.
3484 (mips_flag_delayed_branch): Rename to...
3485 (mips_base_delayed_branch): ...this.
3486 (mips_split_addresses): Delete.
3487 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
3488 element type from "char" to "bool".
3489 (mips_regno_to_class): Add an explicit array size.
3490 (mips16_flipper): Change from type "int" to type "bool".
3491 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
3492 (mips_tls_operand_p): Rename to...
3493 (mips_tls_symbol_p): ...this.
3494 (mips_global_symbol_p): Remove redundant "const".
3495 (mips_offset_within_alignment_p): Simplify.
3496 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
3497 to STRICT_P and give it type bool.
3498 (mips_valid_base_register_p): Likewise.
3499 (mips_classify_address): Likewise.
3500 (mips_legitimate_address_p): Likewise.
3501 (mips16_unextended_reference_p): Take the offset as an
3502 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
3503 (mips_const_insns): Use IN_RANGE.
3504 (mips_force_temporary): Remove an unnecessary copy_rtx.
3505 (mips16_gp_pseudo_reg): Simplify.
3506 (mips_split_symbol): Remove an unnecessary copy_rtx.
3507 (mips_legitimize_tls_address): Only create registers if we need them.
3508 (mips_legitimize_address): Use mips_split_plus.
3509 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
3510 variable COST to NUM_OPS.
3511 (mips_legitimize_move): Use gen_lowpart.
3512 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
3513 (m16_check_op): Use IN_RANGE.
3514 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
3515 (mips_split_doubleword_move): Pass booleans to mips_subword.
3516 (mips_output_move): Store the mode in a local variable.
3517 Explicitly assert that this function does not deal with
3518 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
3519 cases more consistent.
3520 (mips_relational_operand_ok_p): Rename to...
3521 (mips_int_order_operand_ok_p): ...this.
3522 (mips_canonicalize_comparison): Rename to...
3523 (mips_canonicalize_int_order_test): ...this.
3524 (mips_emit_int_relational): Rename to...
3525 (mips_emit_int_order_test): ...this. Store the mode in a local
3527 (mips_reverse_fp_cond_p): Rename to...
3528 (mips_reversed_fp_cond): ...this.
3529 (mips_emit_compare): Make the order of the statements more consistent.
3530 (mips_emit_scc): Rename to...
3531 (mips_expand_scc): ...this.
3532 (gen_conditional_branch): Rename to...
3533 (mips_expand_conditional_branch): ...this.
3534 (gen_conditional_move): Rename to...
3535 (mips_expand_conditional_move): ...this. Build the condition
3536 separately from the main pattern.
3537 (mips_gen_conditional_trap): Rename to...
3538 (mips_expand_conditional_trap): ...this and take an rtx code instead
3539 of an operands array. Simplify.
3540 (init_cumulative_args): Rename to...
3541 (mips_init_cumulative_args): ...this. Use memset rather than a
3542 copy from a zeroed static. Use prototype_p and stdarg_p.
3543 (mips_arg_info): Rename to...
3544 (mips_get_arg_info): ...this and put the INFO argument first.
3545 (function_arg): Rename to...
3546 (mips_function_arg): ...this and use "rtx" instead of
3547 "struct rtx_def *". Only split structures into chunks if
3548 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
3549 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
3550 comparison with REAL_TYPE. Rename local variable REG to REGNO
3551 and make it unsigned.
3552 (function_arg_advance): Rename to...
3553 (mips_function_arg_advance): ...this.
3554 (function_arg_boundary): Rename to...
3555 (mips_function_arg_boundary): ...this.
3556 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
3558 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
3559 comparison with REAL_TYPE.
3560 (mips_function_value): Remove the FUNC argument. Rename local
3561 variable UNSIGNEDP to UNSIGNED_P.
3562 (mips_return_in_memory): Use IN_RANGE.
3563 (mips_setup_incoming_varargs): Pass a boolean rather than an int
3564 to FUNCTION_ARG_ADVANCE.
3565 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
3566 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
3567 SIZE and RSIZE if needed.
3568 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
3570 (build_mips16_function_stub): Rename to...
3571 (mips16_build_function_stub): ...this.
3572 (build_mips16_call_stub): Rename to...
3573 (mips16_build_call_stub): ...this. Make static, and return a
3574 "bool" rather than an "int". Rename the ARG_SIZE argument to
3575 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
3576 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
3577 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
3579 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
3580 are not sibling ones.
3581 (mips_emit_fcc_reload): Rename to...
3582 (mips_expand_fcc_reload): ...this.
3583 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
3585 (mips_expand_unaligned_load): Rename to...
3586 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
3587 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
3589 (mips_expand_unaligned_store): Rename to...
3590 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
3591 and BITPOS arguments type "HOST_WIDE_INT".
3592 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
3593 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
3595 (mips_init_split_addresses): Replace with...
3596 (mips_split_addresses_p): ...this new function.
3597 (mips_init_relocs): Check mips_split_addresses_p () rather than
3598 mips_split_addresses. Always initialize mips_split_p with booleans.
3599 (print_operand_reloc): Rename to...
3600 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
3602 (print_operand): Rename to...
3603 (mips_print_operand): ...this.
3604 (print_operand_address): Rename to...
3605 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
3606 (mips_in_small_data_p): Simplify.
3607 (mips_output_ascii): Remove the PREFIX argument and "register"
3608 keywords. Use the STRING parameter directly and cast to
3610 (mips16e_collect_argument_save_p): Use IN_RANGE.
3611 (mips_function_has_gp_insn): Simplify.
3612 (mips_set_return_address): Use BITSET_P.
3613 (mips_restore_gp): Use a separate statement to pick the base
3615 (mips_output_function_prologue): Use a local FRAME variable.
3616 (mips_save_reg): Pass booleans to mips_subword.
3617 (mips_expand_prologue): Use a local FRAME variable. Use
3618 cprestore_size to detect when .cprestore is needed.
3619 (mips_restore_reg): Use GP_REG_FIRST.
3620 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
3621 rather than "int". Use local FRAME and REGNO variables.
3622 (mips_can_use_return_insn): Return a "bool" rather than an "int".
3623 (mips_secondary_reload_class): Give the IN_P argument type "bool"
3625 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
3626 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
3627 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
3628 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
3629 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
3630 (builtin_description): Rename to...
3631 (mips_builtin_description): ...this.
3632 (mips_bdesc): Rename to...
3633 (mips_ps_bdesc): ...this.
3634 (sb1_bdesc): Rename to...
3635 (mips_sb1_bdesc): ...this.
3636 (dsp_bdesc): Rename to...
3637 (mips_dsp_bdesc): ...this.
3638 (dsp_32only_bdesc): Rename to...
3639 (mips_dsp_32only_bdesc): ...this.
3640 (bdesc_map): Rename to...
3641 (mips_bdesc_map): ...this.
3642 (bdesc_arrays): Rename to...
3643 (mips_bdesc_arrays): ...this.
3644 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
3645 Tweak error message.
3646 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
3647 Rename local variables I and J to OPNO and ARGNO respectively.
3648 Assert that the number of arguments is no more than the number of
3650 (mips_expand_builtin_compare): Use an array of arguments rather
3651 than an array of operands. Assert that the number of operands is
3653 (add_constant): Rename to...
3654 (mips16_add_constant): ...this. Use XNEW.
3655 (dump_constants_1): Rename to...
3656 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
3657 (dump_constants): Rename to...
3658 (mips16_emit_constants): ...this.
3659 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
3660 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
3661 Assign mips16_p to was_mips16_p.
3662 (mips_parse_cpu): Tweak warning message.
3663 (override_options): Rename to...
3664 (mips_override_options): ...this. Move the mips_cost initialization
3665 out of the "shared with GAS" block. Quote option names in error
3667 (mips_conditional_register_usage): Make local variable REGNO unsigned.
3668 (mips_order_regs_for_local_alloc): Remove register keyword.
3670 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3672 * system.h (IN_RANGE): Cast each argument individually.
3674 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3676 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
3677 MIPS16 code unless using o32 or o64.
3679 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3681 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
3682 for modes smaller than 4 bytes.
3683 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
3686 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3688 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
3689 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
3690 (ASM_OUTPUT_ALIGNED_BSS): Delete.
3691 * config/mips/mips.c (mips_output_aligned_bss): Delete.
3693 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3695 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
3696 sibling calls to "mips16" functions if the function satisfies
3697 const_call_insn_operand.
3699 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3701 * config/mips/mips.c (mips_va_start): Fix types in calls
3704 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3706 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
3709 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3711 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
3712 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
3713 instead of checking mips_isa.
3715 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3717 * doc/invoke.texi (-mpaired-single): Don't say that the option
3718 requires 64-bit code.
3719 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
3720 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
3721 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
3722 V2SF if ISA_MIPS32R2.
3723 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
3724 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
3725 to ISA_HAS_NMADD_NMSUB.
3726 (mips_split_doubleword_move): Handle V2SF.
3727 (mips_modes_tieable_p): New function.
3728 (override_options): Report a warning rather than an error when
3729 -mpaired-single is used on ISAs that don't support it; use
3730 ISA_HAS_PAIRED_SINGLE to check that case.
3731 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
3732 and DF move splitters with a single MOVE64 splitter, thereby adding
3733 a V2SF splitter too.
3734 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
3735 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
3736 (HALFMODE): Add V2SF.
3737 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
3738 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
3739 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
3740 (movv2sf_hardfloat_32bit): New pattern.
3741 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
3742 TARGET_DOUBLE_FLOAT conditions.
3744 2007-10-20 Jakub Jelinek <jakub@redhat.com>
3746 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
3747 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
3748 64-bit register in 64-bit libgcc.
3750 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
3752 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
3753 * config/avr/avr.h (LINK_SPEC): Likewise.
3754 (CRT_BINUTILS_SPECS): Likewsie.
3755 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3757 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3759 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
3760 and -Wfatal-errors together.
3762 2007-10-20 Alan Modra <amodra@bigpond.net.au>
3765 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
3766 change for vrsave, ie restore after frame pop.
3768 2007-10-19 David S. Miller <davem@davemloft.net>
3770 * config/sparc/niagara2.md: Fix copyright notice.
3772 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
3774 PR tree-optimization/23820
3775 PR tree-optimization/24309
3776 PR tree-optimization/33766
3777 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
3778 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
3779 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
3780 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
3781 * tree-loop-linear.c (perfect_loop_nest_depth): New.
3782 (linear_transform_loops): Use perfect_loop_nest_depth.
3783 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
3784 should have a single condition: their exit.
3786 2007-10-19 Richard Guenther <rguenther@suse.de>
3790 * stor-layout.c (layout_type): Assert that aggregates do not
3791 have their alias sets set.
3792 * alias.c (get_alias_set): Return alias set zero for incomplete
3793 types, return the alias set of the element for incomplete array
3794 types, but do not remember these.
3796 2007-10-19 Richard Guenther <rguenther@suse.de>
3799 2007-10-19 Richard Guenther <rguenther@suse.de>
3802 * tree.c (build_array_type): Do not re-layout unbound array
3805 2007-10-19 Richard Guenther <rguenther@suse.de>
3808 * tree.c (build_array_type): Do not re-layout unbound array types.
3810 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3812 * config/mips/mips.c (mips_canonicalize_comparison): Check
3813 mips_relational_operand_ok_p before trying to rewrite the test.
3814 Only calculate PLUS_ONE if needed.
3815 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
3818 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3820 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
3823 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3825 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
3826 the call uses the incoming value of $2.
3828 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3830 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
3831 rather then gen_rtx_MEM.
3832 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
3834 (mips_set_return_address): Likewise.
3835 (mips_restore_gp): Likewise.
3837 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3839 * config/mips/mips.c (gpr_mode): Delete.
3840 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
3841 instead of gpr_mode.
3842 (mips_for_each_saved_reg): Likewise.
3843 (mips_expand_prologue, mips_expand_epilogue): Likewise.
3844 (override_options): Don't initialize gpr_mode.
3845 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
3847 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3849 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
3851 (mips_class_max_nregs): Calculate the smallest consituent register
3852 size and use that to determine an upper bound on the number of
3855 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3857 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
3859 (mips_expand_epilogue): ...here.
3860 (mips_mdebug_abi_name): New function, split out from...
3861 (mips_file_start): ...here.
3862 (mips_hard_regno_mode_ok_p): New function, split out from...
3863 (override_options): ...here.
3864 (mips_expand_builtin_1): New function, split out from...
3865 (mips_expand_buitin): ...here. Abort if we don't recognize
3868 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3870 * config/mips/mips.c (build_mips16_function_stub): Load the
3871 target address into $1 before transfering the arguments.
3872 Don't use ".set noreorder".
3873 (build_mips16_call_stub): Likewise.
3875 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3877 * config/mips/mips.c (mips_output_32bit_xfer): New function.
3878 (mips_output_64bit_xfer): Likewise.
3879 (mips16_fp_args): Rename to...
3880 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
3881 with a DIRECTION argument. Use mips_output_32bit_xfer and
3882 mips_output_64bit_xfer.
3883 (build_mips16_function_stub): Update accordingly.
3884 (mips16_fpret_double): Delete.
3885 (build_mips16_call_stub): Update after above changes.
3886 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
3887 of mips16_fpret_double. Use GP_REG_RETURN.
3889 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3891 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
3892 use asm_out_file instead.
3893 (build_mips16_function_stub): Likewise.
3894 (build_mips16_call_stub, mips_output_function_prologue): Update
3897 2007-10-18 David S. Miller <davem@davemloft.net>
3899 Add Niagara-2 support.
3900 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
3901 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
3902 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
3903 (include): Add inclusion of niagara2.md
3904 * config/sparc/sparc.c (niagara2_costs): New.
3905 (sparc_override_options): Add niagara2 entry to cpu_default[]
3906 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
3907 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
3908 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
3909 (sparc_initialize_trampoline): Handle niagara2 like niagara.
3910 (sparc64_initialize_trampoline): Likewise.
3911 (sparc_use_sched_lookahead): Likewise.
3912 (sparc_issue_rate): Likewise.
3913 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
3915 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
3916 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
3917 TARGET_CPU_niagara2.
3918 (PROCESSOR_NIAGARA2): New.
3919 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
3920 (BRANCH_COST): Likewise.
3921 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
3922 * config/sparc/sol2.h: Likewise.
3923 * config/sparc/niagara2.md: New file.
3925 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3927 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
3929 (mips_compute_frame_info): Remove associated code.
3930 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
3932 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3934 * config/mips/mips-protos.h (compute_frame_size): Delete.
3935 * config/mips/mips.h: Update comments.
3936 * config/mips/mips.c (mips_frame_info): Remove initialized.
3937 (compute_frame_size): Rename to...
3938 (mips_compute_frame_info): ...this and make static. Remove the
3939 SIZE argument and return no value. Remove the setting of initialized.
3940 Update rest of file accordingly.
3941 (mips_set_return_address): Don't call compute_frame_size.
3942 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
3943 Don't call compute_frame_size.
3945 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3947 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
3948 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
3949 mips_hard_frame_pointer_required.
3950 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
3951 large MIPS16 frames.
3952 * config/mips/mips.c (mips_frame_pointer_required): New function.
3954 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3956 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
3957 and hard_frame_pointer_offset.
3958 (mips_debugger_offset): Use hard_frame_pointer_offset.
3959 (mips16e_collect_argument_save_p): Likewise.
3960 (compute_frame_size): Initialize arg_pointer_offset and
3961 hard_frame_pointer_offset.
3962 (mips_initial_elimination_offset): Use them.
3963 (mips_output_function_prologue): Use hard_frame_pointer_offset.
3964 (mips_expand_prologue, mips_expand_epilogue): Likewise.
3966 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3968 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
3970 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
3971 "unsigned int" rather than "int" and put them with the other
3972 register-related fields. Put expanded comments above fields
3973 rather than to their right.
3974 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
3975 with a NUM_REGS_PTR argument.
3976 (mips16e_save_restore_pattern_p): Update accordingly.
3977 (compute_frame_size): Clarify frame diagram. Rewrite.
3979 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3981 * config/mips/mips-ftypes.def: New file.
3982 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
3983 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
3984 (mips_function_type): Redefine using mips-ftypes.def.
3985 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
3986 (mips_builtin_vector_type): New function.
3987 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
3988 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
3989 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
3990 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
3992 (mips_build_function_type): New function.
3993 (mips_init_builtins): Use it to create types lazily.
3995 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3997 * config/mips/mips.h (set_volatile): Delete.
3998 * config/mips/mips.c (set_volatile): Delete.
3999 (mips_print_operand_punctuation): New function, split out from
4000 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
4001 Use the same character ordering in the code and the comments.
4002 Use a recursive call to handle '*'. Abort on unknown characters.
4003 (mips_init_print_operand_punct): New function, split out from
4005 (mips_print_int_branch_condition): New function, split out from
4006 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
4007 to report unexpected codes.
4008 (mips_print_float_branch_condition): New function, split out from
4009 print_operand. Use output_operand_lossage to report unexpected codes.
4010 (print_operand): Rework to use a case statement. Use the
4011 same letter ordering in the code and the comments. Use
4012 output_operand_lossage to report unexpected codes and
4013 reverse_condition to handle inverted branch conditions.
4014 (override_options): Use mips_init_print_operand_punct.
4016 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
4018 * config/mips/mips.h: Move variable declarations to end of file and
4019 enclose them all in #ifndef USED_FOR_TARGET.
4020 * config/mips/mips.c: Reorder functions into more logical groups,
4021 and so that callees appear before callers. Put the targetm
4022 initializer at the end of the file. Remove forward static
4023 declarations where possible.
4024 (mips_init_builtins): Add "static" to definition.
4025 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
4027 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
4029 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
4030 (TARGET_MAX_ANCHOR_OFFSET): Delete.
4031 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
4032 (mips_set_mips16_mode): Initialize min_anchor_offset and
4033 max_anchor_offset directly to constants.
4035 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
4037 * config/mips/mips.c: Delete trailing whitespace.
4039 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
4041 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
4042 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
4044 * config/mips/mips.md (load_call<mode>): Don't make the unspec
4045 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
4047 2007-10-18 David Daney <ddaney@avtrex.com>
4049 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
4050 reg_offset variable to calculate register locations.
4052 2007-10-18 Richard Guenther <rguenther@suse.de>
4054 * tree-ssa.c (uid_ssaname_map_eq): New function.
4055 (uid_ssaname_map_has): Likewise.
4056 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
4057 * tree-flow.h (struct gimple_df): Make default_defs a
4059 * tree-dfa.c (gimple_default_def): Deal with it.
4060 (set_default_def): Likewise.
4062 2007-10-18 Richard Guenther <rguenther@suse.de>
4064 * tree-flow.h (struct gimple_df): Make referenced_vars
4066 (uid_decl_map_eq): Declare.
4067 (uid_decl_map_hash): Likewise.
4068 * tree-ssa.c (uid_decl_map_eq): New function.
4069 (uid_decl_map_hash): Likewise.
4070 (init_tree_ssa): Make referenced_vars a uid_decl_map.
4071 * tree-flow-inline.h (first_referenced_var): Deal with
4072 the referenced_vars representation change.
4073 (next_referenced_var): Likewise.
4074 * tree-dfa.c (referenced_var_lookup): Likewise.
4075 (referenced_var_check_and_insert): Likewise.
4076 (remove_referenced_var): Likewise.
4078 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
4080 * config/mips/mips.c (mips_dwarf_register_span): New.
4081 (TARGET_DWARF_REGISTER_SPAN): Define.
4083 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
4085 * config.gcc : update score-*-elf(extra_objs).
4086 * config/score/mac.md : Remove.
4087 * config/score/misc.md : Remove.
4088 * config/score/score7.md : Remove.
4089 * config/score/score-mdaux.h : Remove.
4090 * config/score/score-mdaux.c : Remove.
4091 * config/score/score-version.h : Remove.
4092 * config/score/score-generic.md : New.
4093 * config/score/score3.h : New.
4094 * config/score/score3.c : New.
4095 * config/score/score7.h : New.
4096 * config/score/score7.c : New.
4097 * config/score/mul-div.S : add flush_cache score3 support.
4098 * config/score/elf.h : Fix some typos.
4099 * config/score/score.md : merge score3 and score7 pattern.
4100 * config/score/score.c : use to seperate which target it used.
4101 * config/score/score.h : use to seperate the target macro.
4102 * config/score/score.opt : remove -mmac option , add -mscore3,
4103 -mscore3d and -march OPTION support.
4105 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
4107 * cfgexpand.c (expand_stack_vars): Add checking to make sure
4108 that the offset of a variable is not greater than the size
4111 2007-10-17 Anatoly Sokolov <aesok@post.ru>
4113 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
4114 atmega88p, atmega168p and atmega328p devices.
4115 * config/avr/avr.h (LINK_SPEC): (Ditto.).
4116 (CRT_BINUTILS_SPECS): (Ditto.).
4117 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4119 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
4121 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
4123 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
4124 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
4125 (print_insn): Move declaration to ...
4126 * rtl.h (print_insn): ... here.
4128 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
4130 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
4131 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
4132 m68k_sched_branch_type): Move declarations to ...
4133 * config/m68/m68k-protos.h: ... here.
4135 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
4137 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
4139 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
4141 * config/avr/avr.c (avr_mcu_types): Add attiny48.
4142 * config/avr/avr.h (LINK_SPEC): Likewise.
4143 (CRT_BINUTILS_SPECS): Likewsie.
4144 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4146 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
4148 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
4149 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
4150 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4152 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
4155 * reg-stack.c (move_for_stack_reg): Swap input argument of
4156 UNSPEC_TAN insn to the top of the stack.
4158 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
4161 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
4162 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
4163 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
4164 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
4165 immediate shift value.
4166 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
4167 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
4168 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
4169 Remove macros for !__OPTIMIZE__ case.
4171 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
4173 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
4175 (perform_var_substitution): Only DFS from real nodes. Don't test
4177 (unite_pointer_equivalences): Fix broken test.
4179 2007-10-17 Alan Modra <amodra@bigpond.net.au>
4181 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
4182 altivec sp_offset. Rearrange sp_offset assignments to
4183 correspond to stack adjustments. Use frame_reg_rtx for
4184 SPE register restores. Correct SPE stack adjustment.
4186 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4188 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
4189 * toplev.c (check_global_declaration_1): Use appropriate warning
4190 option instead of unnamed warning.
4191 * stor-layout.c (layout_decl): Likewise.
4192 * c-typeck.c (build_conditional_expr): Likewise.
4193 (build_compound_expr): Fix wrong comment.
4194 (build_binary_op): Use appropriate warning option instead of
4196 * cfgexpand.c (tree_expand_cfg): Likewise.
4197 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4198 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
4199 (execute_warn_function_return): Likewise.
4200 * stmt.c (warn_if_unused_value): Likewise.
4202 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
4204 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
4205 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
4207 (CRT_BINUTILS_SPECS): Likewsie.
4208 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4210 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
4213 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
4215 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4217 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
4218 (fini_dce): Only release them for the fast pass.
4219 (end_ud_dce): Delete.
4220 (rest_of_handle_ud_dce): Do not modify df_in_progress.
4221 Call fini_dce instead of end_ud_dce.
4222 (rest_of_handle_fast_dce): Do not modify df_in_progress.
4223 (run_fast_df_dce): Reset df_in_progress to false on exit.
4225 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
4226 Maxim Kuvyrkov <maxim@codesourcery.com>
4228 * target.h (unspec_may_trap_p): New target hook.
4229 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
4230 * targhooks.c (default_unspec_may_trap_p): Default implementation of
4232 * targhooks.h (default_unspec_may_trap_p): Declare it.
4233 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
4234 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
4235 * rtl.h (may_trap_p_1): Declare.
4237 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
4238 override default hook implementation.
4239 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
4242 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4244 * doc/invoke.texi (Wextra): Move it just after Wall, list the
4245 options enabled by Wextra and mention Wuninitialized.
4247 2007-10-15 Nigel Stephens <nigel@mips.com>
4249 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
4251 2007-10-15 Jakub Jelinek <jakub@redhat.com>
4253 PR tree-optimization/33136
4254 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
4256 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
4258 PR tree-optimization/33735
4259 PR tree-optimization/33572
4260 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
4261 2007-10-09's change.
4262 * except.c (duplicate_eh_regions): Don't look for prev_try
4263 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
4265 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
4268 * tree-inline.c (copy_bb): Use bsi_replace to replace a
4269 __builtin_va_arg_pack-containing call stmt.
4271 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
4273 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
4276 2007-10-15 Jakub Jelinek <jakub@redhat.com>
4278 PR tree-optimization/33619
4279 * tree-ssa-ter.c (is_replaceable_p): Return false for all
4282 2007-10-15 David Edelsohn <edelsohn@gnu.org>
4284 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
4286 2007-10-15 Richard Guenther <rguenther@suse.de>
4288 * fold-const.c (extract_array_ref): Remove.
4289 (fold_comparison): Handle POINTER_PLUS_EXPR with the
4290 generic address expression comparison folding. Remove
4291 the folding that used extract_array_ref.
4293 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
4296 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
4297 speculation type of insn can be changed before trying to do that.
4299 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
4301 * dse.c (struct insn_info): Add 'frame_read' field.
4302 (scan_insn): For the call to a const function, set frame_read if
4303 reload has been run.
4304 If the insn reads the frame, kill the frame related stores.
4305 (scan_reads_nospill): Likewise.
4307 2007-10-14 Jason Merrill <jason@redhat.com>
4309 * tree-eh.c (optimize_double_finally): Don't assume that the
4310 cleanup we're duplicating is only one statement.
4312 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
4314 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
4315 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
4316 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
4317 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
4318 tree-vect-transform.c: Fix comment typos.
4319 * doc/extend.texi: Fix a typo.
4321 * c-common.h: Remove the prototype for c_expand_body.
4322 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
4323 * tree.h: Remove the prototype for fold_build_call_expr.
4325 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
4327 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
4329 2007-10-13 David Edelsohn <edelsohn@gnu.org>
4331 * config/rs6000/aix53.h: New file.
4332 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
4333 (TARGET_ALTIVEC_ABI): Same.
4334 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
4335 (TARGET_ALTIVEC_ABI): Delete.
4336 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
4337 stanza defaulting to aix5.3.
4339 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
4341 * config/i386/i386.md (SI_REG, DI_REG): New constants.
4342 (strmov): Use defined constants.
4343 (cmpstrnsi): Likewise.
4344 * config/i386/i386.c (decide_alg): Use defined constants.
4345 (ix86_expand_strlen): Likewise.
4347 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
4349 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
4350 * var-tracking.c (micro_operation_def): Update comment on u.loc.
4351 (mode_for_reg_attrs, var_lowpart): New functions.
4352 (add_uses): Consider recording a lowpart of LOC for MO_USE.
4353 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
4354 or copy is known, set LOC to the SET that performs the set, instead
4356 (find_src_status, find_src_set_src): Remove LOC parameter.
4357 Replace INSN with the source value.
4358 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
4359 handling MO_SET and MO_COPY. Update the calls to find_src_status
4360 and find_src_set_src.
4362 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
4365 * config/i386/i386.md (strmov): Check for esi and edi usage.
4366 * config/i386/i386.c (decide_alg): Check whether we can use a
4367 rep prefix and adjust algorithm choice accordingly.
4368 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
4370 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4372 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
4374 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
4376 * global.c (build_insn_chain): Formatting fixes.
4378 2007-10-12 Richard Guenther <rguenther@suse.de>
4380 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
4381 combining both operands require either both have single uses
4382 or combining to a constant.
4384 2007-10-12 Richard Guenther <rguenther@suse.de>
4387 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
4388 a rhs with side-effects or which is a load.
4389 (forward_propagate_into_cond): Also try combining both operands.
4391 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
4393 PR tree-optimization/33742
4394 * tree-vect-transform.c (vectorizable_operation): Return false
4395 if get_vectype_for_scalar_type for scalar_dest can't be determined.
4396 (vectorizable_call): Same for rhs_type and lhs_type.
4398 2007-10-12 Jakub Jelinek <jakub@redhat.com>
4400 PR tree-optimization/33645
4401 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
4402 pass it to walk_tree.
4403 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
4404 When calling set_is_used on a VAR_DECL, if data is not NULL and
4405 its DECL_UID is in the bitmap, call mark_all_vars_used on its
4406 DECL_INITIAL after clearing the bit in bitmap.
4407 (remove_unused_locals): Adjust mark_all_vars_used callers.
4408 Instead of removing unused global vars from unexpanded_var_list
4409 immediately record them in bitmap, call mark_all_vars_used on
4410 all used global vars from unexpanded_var_list and only purge
4411 global vars that weren't found used even during that step.
4413 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4415 * gthr-posix.h (__gthread_active_init): Create detached instead of
4416 joinable thread when testing whether threads are active on hppa-hpux.
4417 * gthr-posix95.h (__gthread_active_init): Likewise.
4419 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4422 * global.c (build_insn_chain): Include insn that occur between
4425 2007-10-11 Tom Tromey <tromey@redhat.com>
4427 * gengtype-yacc.y: Delete.
4429 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
4431 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
4432 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
4433 function_value_32, function_value_64, function_value_ms_64,
4434 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
4435 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
4438 2007-10-11 Richard Guenther <rguenther@suse.de>
4440 * gcse.c (hash_scan_set): If the next nonnote insn is in
4441 a different basic block insert the set.
4443 2007-10-11 Richard Guenther <rguenther@suse.de>
4446 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
4447 (verify_gimple_expr): Use it to verify pointer-to types for
4450 2007-10-11 Richard Guenther <rguenther@suse.de>
4453 * c-typeck.c (build_array_ref): Do not strip qualifiers from
4454 the array element type.
4456 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4458 PR rtl-optimization/33638
4459 * dse.c (struct insn_info): Remove 'stack_read' field,
4460 add 'stack_pointer_based' field.
4461 (record_store): For a store with non-constant base, record
4462 whether it is stack pointer based.
4463 (scan_insn): For the call to a const function, remove stack
4464 pointer based stores from the list of local active stores.
4465 (scan_reads_nospill): Delete code dealing with const functions.
4467 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
4469 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
4471 (conflict_p, set_conflict, set_conflicts): Likewise.
4472 * global.c (global_alloc): Likewise.
4473 * ra.h: Update prototypes.
4475 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
4477 * opth-gen.awk: Fixed generation of comment stating the origin
4480 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
4483 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4484 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
4485 and '%}', respectively.
4488 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4489 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
4490 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
4492 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
4496 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
4497 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
4498 syntax for ASSEMBLER_DIALECT.
4499 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
4501 2007-10-10 Revital Eres <eres@il.ibm.com>
4503 * modulo-sched.c (check_nodes_order): Dump the final order of
4505 (get_sched_window): Add dump info.
4506 (calculate_order_params): Dump order params of the nodes.
4508 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
4511 * ra-conflict.c (record_one_conflict_between_regnos,
4512 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
4513 (global_conflicts): Enhanced incorrect check.
4515 2007-10-09 Geoffrey Keating <geoffk@apple.com>
4517 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
4518 if flag_exceptions is not set.
4519 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
4520 assemble_name rather than incorrectly emulating it.
4522 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
4523 friends are removed from G++.
4525 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4527 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
4528 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
4529 enabling them is redundant. Don't check two times for
4532 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
4534 * ra-conflict.c (record_one_conflict_between_regnos): Revert
4536 (set_conflicts_for_earlyclobber): Likewise.
4537 (global_conflicts): Likewise.
4539 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4541 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
4542 and '%}', respectively.
4544 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4546 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
4547 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
4549 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
4552 2007-10-09 Richard Guenther <rguenther@suse.de>
4555 * gimplify.c (canonicalize_component_ref): Honor qualifiers
4556 of referenced structure and component.
4558 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
4561 * ra-conflict.c (record_one_conflict_between_regnos,
4562 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
4563 (global_conflicts): Removed incorrect check.
4565 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
4567 PR tree-optimization/33615
4568 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
4569 if the statement might throw. Fix formatting.
4571 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
4573 PR tree-optimization/33615
4574 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
4575 if the rhs might throw.
4577 2007-10-09 Jan Hubicka <jh@suse.cz>
4579 * invoke.texi (align-threshold, align-loop-iterations): Document.
4580 * final.c: Include cfgloop.h, params.h
4581 (compute_alignments): Dump decisions and compare them with loop
4582 structure; honor given parameters.
4583 (pass_compute_alignments): New dump file.
4584 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
4585 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
4587 2007-10-09 James E. Wilson <wilson@specifix.com>
4589 PR tree-optimization/33655
4591 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
4592 convert it to bitsizetype before size_binop call.
4594 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
4596 PR tree-optimization/33572
4597 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
4598 the absence of a corresponding edge from the exit block.
4600 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
4603 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
4605 (sra_build_assignment): Likewise. Set up mask depending on
4606 precision, not type.
4607 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
4608 computing bit masks.
4609 (sra_build_elt_assignment): Don't view-convert from signed to
4611 (sra_explode_bitfield_assignment): Use bit-field type if
4612 possible. Use BYTES_BIG_ENDIAN.
4614 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
4617 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
4618 the original stmt can throw.
4619 (sra_build_bf_assignment): Fix type mismatch when applying negated
4622 2007-10-08 Geoffrey Keating <geoffk@apple.com>
4624 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
4625 '#pragma mark' to be executed at preprocessing time.
4627 2007-10-08 Ollie Wild <aaw@google.com>
4629 * varasm.c (compare_constant): Removed call to
4630 lang_hooks.expand_constant.
4631 (copy_constants): Removed call to lang_hooks.expand_constant.
4632 (compute_reloc_for_constant): Removed call to
4633 lang_hooks.expand_constant.
4634 (output_addressed_constants): Removed call to
4635 lang_hooks.expand_constant.
4636 (constructor_static_from_elts_p): Removed call to
4637 lang_hooks.expand_constant.
4638 (output_constant): Removed calls to lang_hooks.expand_constant.
4639 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4640 * langhooks-def.h (lhd_return_tree): Removed.
4641 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4642 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4643 * langhooks.c (lhd_return_tree): Removed.
4645 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
4647 * combine.c (setup_incoming_promotions): Ensure that
4648 arguments that have not undergone mode promotions do not
4649 incorrectly get marked as being sign- or zero-extended.
4651 2007-10-08 Richard Guenther <rguenther@suse.de>
4656 * fold-const.c (fold_binary): Use correct types in folding
4657 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
4658 and building of RROTATE_EXPR.
4660 2007-10-08 Richard Guenther <rguenther@suse.de>
4665 * fold-const.c (fold_binary): Use the correct types when
4666 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
4667 (fold_binary): Use the correct types when folding
4668 (-A) - B to (-B) - A.
4669 (fold_unary): Use the correct types when folding ~(X).
4671 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4673 * doc/invoke.texi (Wall): fix formatting issues.
4675 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
4677 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
4678 truncated shift counts.
4680 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
4682 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
4683 syntax for ASSEMBLER_DIALECT.
4684 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
4686 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
4687 Nathan Froyd <froydnj@codesourcery.com>
4689 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
4690 when determining whether to record INCOMING_RETURN_ADDR_RTX.
4692 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
4695 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4697 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4698 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
4699 the function, temporarily point the debug interface to the null one.
4701 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
4703 PR tree-optimization/33655
4705 * tree-sra.c (bitfield_overlaps_p): Handle array and complex elements.
4707 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
4709 PR tree-optimization/33572
4710 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
4711 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
4712 (update_ssa_across_abnormal_edges): ... this. Set slots in the
4714 (copy_edges_for_bb): Handle nonlocal label edges.
4715 (make_nonlocal_label_edges): Deleted.
4716 (optimize_inline_calls): Don't call it.
4718 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
4720 * gthr-single.h: Revert last change.
4722 2007-10-05 Michael Matz <matz@suse.de>
4725 * lower-subreg.c (decompose_multiword_subregs): Use
4726 validate_unshare_change().
4728 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
4730 * ra-conflict.c: Include "sparseset.h".
4731 (conflicts): Change to HOST_WIDEST_FAST_INT.
4732 (allocnos_live): Redefine variable as a sparseset.
4733 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
4735 (allocno_row_words): Removed global variable.
4736 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
4737 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
4738 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
4739 (record_one_conflict_between_regnos): Cache allocno values and reuse.
4741 (record_one_conflict): Update uses of allocnos_live to use
4742 the sparseset routines. Use set_conflicts_p.
4743 (mark_reg_store): Likewise.
4744 (set_reg_in_live): Likewise.
4745 (global_conflicts): Update uses of allocnos_live.
4746 Use the new adjacency list to visit an allocno's neighbors
4747 rather than iterating over all possible allocnos.
4748 Call set_conflicts_p to setup conflicts rather than adding
4750 * global.c: Comments updated.
4751 (CONFLICTP): Delete define.
4752 (regno_compare): New function. Add prototype.
4753 (global_alloc): Sort the allocno to regno mapping according to
4754 which basic blocks the regnos are referenced in. Modify the
4755 conflict bit matrix to a compressed triangular bitmatrix.
4756 Only allocate the conflict bit matrix and adjacency lists if
4757 we are actually going to allocate something.
4758 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
4759 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
4760 allocno's neighbors rather than iterating over all possible allocnos.
4761 (mirror_conflicts): Removed function.
4762 (dump_conflicts): Iterate over regnos rather than allocnos so
4763 that all dump output will be sorted by regno number.
4764 Use the FOR_EACH_CONFLICT macro.
4765 * ra.h: Comments updated.
4766 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
4767 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
4769 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
4770 (adjacency_list_d, adjacency_iterator_d): New types.
4771 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
4772 adjacency_iter_next, regno_basic_block): New static inline functions.
4773 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
4774 (conflict_p): Add function prototype.
4775 * sparseset.h, sparseset.c: New files.
4776 * Makefile.in (OBJS-common): Add sparseset.o.
4777 (sparseset.o): New rule.
4779 2007-10-05 Richard Guenther <rguenther@suse.de>
4782 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
4785 2007-10-05 Michael Matz <matz@suse.de>
4788 * function.c (match_asm_constraints_1): Check for input
4789 being used in the outputs.
4791 2007-10-05 Richard Guenther <rguenther@suse.de>
4793 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
4795 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
4798 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
4799 subset checks. Make the cost of FPR -> FPR moves depend on
4800 mips_mode_ok_for_mov_fmt_p.
4802 2007-10-04 Doug Kwan <dougkwan@google.com>
4804 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
4805 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4806 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
4807 support of conditional variables.
4808 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
4809 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4810 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
4811 support of conditional variables.
4812 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
4813 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4814 conditional variables.
4815 * gthr.h: Update comments to document new interface.
4817 2007-10-04 Geoffrey Keating <geoffk@apple.com>
4819 * cgraphunit.c (cgraph_build_static_cdtor): Don't set DECL_IGNORED_P.
4821 2007-10-04 Anatoly Sokolov <aesok@post.ru>
4823 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
4825 2007-10-04 Richard Guenther <rguenther@suse.de>
4828 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
4829 does not need to be of INTEGER_TYPE.
4830 (verify_gimple_2): New function split out from ...
4831 (verify_gimple_1): ... here. ICE if there was an error during
4834 2007-10-04 Michael Matz <matz@suse.de>
4836 PR rtl-optimization/33653
4837 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
4838 * dse.c (scan_insn): Same.
4840 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
4842 * config.gcc: Remove USE_GAS for m68k targets.
4844 2007-10-04 Richard Guenther <rguenther@suse.de>
4846 PR tree-optimization/33627
4847 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
4848 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
4850 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
4851 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
4853 2007-10-04 Anatoly Sokolov <aesok@post.ru>
4855 * config/avr/avr.c (commands_in_file, commands_in_prologues,
4856 commands_in_epilogues): Remove variables.
4857 (avr_file_start): Remove unneded initializations of commands_in_file,
4858 commands_in_prologues and commands_in_epilogues variables.
4859 (avr_file_end): Remove dead code.
4861 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
4863 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
4864 MOTOROLA is to true.
4866 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
4869 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
4870 (mips_split_doubleword_move): ...this.
4871 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
4872 use natural endianness for multi-format FPR values.
4873 (mips_split_64bit_move): Rename to...
4874 (mips_split_doubleword_move): ...this and extend to 64-bit words.
4875 Use move_doubleword_fpr* patterns for moves involving FPRs.
4876 (mips_save_reg): Update the call to mips_split_64bit_move.
4877 (mips_secondary_reload_class): Return NO_REGS for any reload of a
4878 nonzero constant into an FPR if the constant can be forced to memory.
4879 * config/mips/mips.md: Update the splitter calls to
4880 mips_split_64bit_move.
4881 (UNSPEC_LOAD_DF_LOW): Rename to...
4882 (UNSPEC_LOAD_LOW): ...this.
4883 (UNSPEC_LOAD_DF_HIGH): Rename to...
4884 (UNSPEC_LOAD_HIGH): ...this.
4885 (UNSPEC_STORE_DF_HIGH): Rename to...
4886 (UNSPEC_STORE_WORD): ...this.
4887 (SPLITF): New mode iterator.
4888 (HALFMODE): New mode attribute.
4889 (movtf): New expander.
4890 (*movtf_internal): New define_insn_and_split.
4891 (move_doubleword_fpr<mode>): New expander.
4892 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
4894 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
4895 (mfhc1<mode>): ...these more general patterns.
4897 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
4899 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
4901 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
4903 * gcse.c (hash_scan_set): Insert set in insn before note at
4904 the end of basic block.
4906 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
4908 PR tree-optimization/33576
4909 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
4910 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
4911 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
4912 (remove_iv): Declared.
4913 * lambda-code.c (remove_iv): Not static.
4914 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
4915 Don't remove ivs there, save ivs in the buffer.
4917 2007-10-03 Jason Merrill <jason@redhat.com>
4920 * tree-eh.c (same_handler_p): New fn.
4921 (optimize_double_finally): New fn.
4922 (refactor_eh_r): New fn.
4923 (refactor_eh): New fn.
4924 (pass_refactor_eh): New pass.
4925 * tree-pass.h: Declare it.
4926 * passes.c (init_optimization_passes): Add it.
4928 2007-10-03 Doug Kwan <dougkwan@google.com>
4929 Richard Guenther <rguenther@suse.de>
4932 * dwarf2out.c (reference_to_unused): Disable sanity checking,
4933 be conservative instead.
4935 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4938 * doc/invoke.texi (-fwhole-program): Document that Fortran
4939 doesn't support this option.
4941 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
4944 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to expand_expr.
4946 2007-10-02 David Daney <ddaney@avtrex.com>
4948 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
4949 against constant zero.
4950 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
4953 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
4955 * ra-conflict.c: New file.
4957 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
4958 usage to DF_LIVE usage.
4959 (reload): Remove reference to df_get_live_top.
4960 * rtlanal.c (subreg_nregs_with_regno): New function.
4961 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
4962 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
4963 (df_has_eh_preds): Removed.
4964 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
4965 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
4967 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
4968 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
4969 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
4970 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
4971 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
4972 (global_alloc): Turn off rescanning insns after call to
4973 global_conflicts and added call to set_preferences.
4974 (global_conflicts): Moved to ra-alloc.c.
4975 (set_preferences_1, set_preferences): New function.
4976 (mirror_conflicts): Changed types for various variables.
4977 (mark_elimination): Change DF_RA_LIVE
4978 usage to DF_LIVE usage.
4979 (build_insn_chain): Rewritten from scratch and made local.
4980 (print_insn_chain, print_insn_chains): New functions.
4981 (dump_conflicts): Do not print conflicts for fixed_regs.
4982 (rest_of_handle_global_alloc): Turn off insn rescanning.
4983 * hard-reg-set.h: Fixed comment.
4984 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
4985 usage to DF_LIVE usage and delete refs to TOP sets.
4986 (block_alloc): Mark regs as live if they are in the artificial
4987 defs at top of block.
4988 (find_stack_regs): New function.
4989 (rest_of_handle_local_alloc): Changed urec problem to live
4990 problem and do not turn off df rescanning.
4991 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
4992 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
4993 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
4994 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
4995 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
4996 fields in df_ref_flags. The rest have been renumbered.
4997 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
4999 * rtl.h (subreg_nregs_with_regno): New function.
5000 * df-problems.c: (df_get_live_out, df_get_live_in,
5001 df_get_live_top): Removed reference to DF_RA_LIVE.
5002 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
5003 df_live_alloc, df_live_reset, df_live_local_finalize,
5004 df_live_free): Make top set only if different from in set.
5005 (df_lr_top_dump, df_live_top_dump): Only print top set if
5006 different from in set.
5007 (df_lr_bb_local_compute): Removed unnecessary check.
5008 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
5009 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
5010 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
5011 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
5012 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
5013 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
5014 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
5015 df_urec_add_problem): Removed.
5016 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
5018 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
5019 * basic_block.h (bb_has_abnormal_pred): New function.
5020 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
5021 usage to DF_LIVE usage.
5023 2007-10-02 Revital Eres <eres@il.ibm.com>
5025 * config/rs6000/predicates.md (easy_vector_constant): Return false
5026 for 750CL paired vectors.
5027 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
5029 (vec_initv2sf): Add new description.
5030 (vconcatsf): Likewise.
5031 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
5032 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
5034 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
5036 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
5037 sinking the last stmt in a BB.
5039 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
5042 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
5043 (sra_hash_tree): Handle BIT_FIELD_REFs.
5044 (sra_elt_hash): Don't hash bitfld blocks.
5045 (sra_elt_eq): Skip them in parent compares as well. Handle
5047 (build_element_name_1): Handle BIT_FIELD_REFs.
5048 (instantiate_element): Propagate nowarn from parents. Create
5049 BIT_FIELD_REF for variables that are widened by scalarization.
5050 Gimple-zero-initialize all bit-field variables that are not
5051 part of parameters that are going to be scalarized on entry.
5052 (instantiate_missing_elements_1): Return the sra_elt.
5053 (canon_type_for_field): New.
5054 (try_instantiate_multiple_fields): New. Infer widest possible
5055 access mode from decl or member type, but clip it at word
5056 size, and only widen it if a field crosses an alignment boundary.
5057 (instantiate_missing_elements): Use them.
5058 (generate_one_element_ref): Handle BIT_FIELD_REFs.
5059 (scalar_bitfield_p): New.
5060 (sra_build_assignment): Optimize assignments from scalarizable
5061 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift counts.
5063 (sra_build_bf_assignment): New. Optimize assignments to
5064 scalarizable BIT_FIELD_REFs.
5065 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
5066 assignments to full variables.
5067 (generate_copy_inout): Use the new macros and functions.
5068 (generate_element_copy): Likewise. Handle bitfld differences.
5069 (generate_element_zero): Don't recurse for blocks. Use
5070 sra_build_elt_assignment.
5071 (generate_one_element_init): Take elt instead of var. Use
5072 sra_build_elt_assignment.
5073 (generate_element_init_1): Adjust.
5074 (bitfield_overlap_info): New struct.
5075 (bitfield_overlaps_p): New.
5076 (sra_explode_bitfield_assignment): New. Adjust widened
5077 variables to account for endianness.
5078 (sra_sync_for_bitfield_assignment): New.
5079 (scalarize_use): Re-expand assignment to/from scalarized
5080 BIT_FIELD_REFs. Explode or sync needed members for
5081 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
5082 (scalarize_copy): Use REPLDUP.
5083 (scalarize_ldst): Move assert before dereference. Adjust EH handling.
5084 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
5086 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
5088 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
5089 Rename CR_* constants to CMP_*. Fix spacing.
5091 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5094 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
5095 to be processed with the special script doc/install.texi2html.
5097 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5099 * doc/invoke.texi (Wall): List the options enabled by Wall.
5100 (Wstrict-aliasing): Add missing @option.
5102 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
5104 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
5105 rather than gen_lowpart to change a register from DImode to DFmode.
5106 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
5107 both FROM and TO are integer modes that are no bigger than 4 bytes.
5108 (mips_mode_ok_for_mov_fmt_p): New function.
5109 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
5110 (mips_secondary_reload_class): Tweak formatting and comments.
5111 Use reg_class_subset_p instead of direct comparisons with
5112 classes. Only allow direct FPR<->FPR moves for modes that
5113 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
5114 for 4- and 8-byte types. Handle reloads in which X is an FPR.
5115 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
5116 (*movdi_64bit): Likewise.
5117 (*movsi_internal): Likewise.
5118 (*movhi_internal): Likewise.
5119 (*movqi_internal): Likewise.
5121 2007-09-30 Diego Novillo <dnovillo@google.com>
5124 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
5127 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
5129 PR tree-optimization/33597
5130 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
5131 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
5133 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
5135 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
5136 instead of variants of (!reload_in_progress && !reload_completed).
5137 (x86_expand_vector_move): Ditto.
5139 2007-09-28 Ollie Wild <aaw@google.com>
5142 2007-09-27 Ollie Wild <aaw@google.com>
5144 * varasm.c (compare_constant): Removed call to
5145 lang_hooks.expand_constant.
5146 (copy_constants): Removed call to lang_hooks.expand_constant.
5147 (compute_reloc_for_constant): Removed call to
5148 lang_hooks.expand_constant.
5149 (output_addressed_constants): Removed call to
5150 lang_hooks.expand_constant.
5151 (constructor_static_from_elts_p): Removed call to
5152 lang_hooks.expand_constant.
5153 (output_constant): Removed calls to lang_hooks.expand_constant.
5154 * langhooks.h (struct lang_hooks): Removed field expand_constant.
5155 * langhooks-def.h (lhd_return_tree): Removed.
5156 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
5157 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
5158 * langhooks.c (lhd_return_tree): Removed.
5160 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5163 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
5164 argument to gen_selb.
5166 2007-09-28 Chao-ying Fu <fu@mips.com>
5168 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
5169 * doc/libgcc.texi (Fixed-point fractional library routines):
5170 Fix typos for neg and cmp functions.
5172 2007-09-28 Michael Matz <matz@suse.de>
5174 PR rtl-optimization/33552
5175 * function.c (match_asm_constraints_1): Check for overlap in
5176 inputs and replace all occurences.
5178 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
5180 * config/mips/mips.c (override_options): Fix comment typo.
5182 2007-09-28 Jie Zhang <jie.zhang@analog.com>
5184 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
5185 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
5186 * config/bfin/t-bfin-linux (crti.o): Don't build.
5188 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
5189 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
5191 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
5193 2007-09-27 Ollie Wild <aaw@google.com>
5195 * varasm.c (compare_constant): Removed call to
5196 lang_hooks.expand_constant.
5197 (copy_constants): Removed call to lang_hooks.expand_constant.
5198 (compute_reloc_for_constant): Removed call to
5199 lang_hooks.expand_constant.
5200 (output_addressed_constants): Removed call to
5201 lang_hooks.expand_constant.
5202 (constructor_static_from_elts_p): Removed call to
5203 lang_hooks.expand_constant.
5204 (output_constant): Removed calls to lang_hooks.expand_constant.
5205 * langhooks.h (struct lang_hooks): Removed field expand_constant.
5206 * langhooks-def.h (lhd_return_tree): Removed.
5207 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
5208 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
5209 * langhooks.c (lhd_return_tree): Removed.
5211 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5214 * expr.c (emit_group_load_1): Split constant double when destination
5215 length is half source length.
5217 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
5219 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
5220 (mips_cpu_info): Add tune_flags.
5221 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
5222 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
5224 (override_options): Remove deprecation code. Use branch-likely
5225 instructions for optimize_size or if the tuning flags do not
5226 suggest otherwise. Tweak warning.
5227 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
5229 2007-09-27 Matthias Klose <doko@ubuntu.com>
5231 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
5232 multilib osdirname if it exists.
5233 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
5235 2007-09-27 Ian Lance Taylor <iant@google.com>
5237 PR tree-optimization/33565
5238 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
5239 assignments of comparisons.
5240 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
5241 parameter. Change caller. Defer overflow warnings around call to
5243 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
5244 TREE_NO_WARNING is set on the statement.
5245 * tree-ssa-forwprop.c
5246 (tree_ssa_forward_propagate_single_use_vars): Don't test
5247 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
5248 * tree-cfg.c (fold_cond_expr_cond): Likewise.
5250 2007-09-27 Joseph Myers <joseph@codesourcery.com>
5252 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
5253 reduce offset by units of 0x10000 for SPE vector modes or modes
5254 used with E500 double instructions.
5256 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
5258 * simplify-rtx.c (comparison_result): New.
5259 (simplify_const_relational_operation): Use it instead of the five
5260 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
5261 Improve bounds-checking optimizations; remove subsumed POPCOUNT
5262 optimizations. Extract nonzero_address_p optimizations into a
5263 separate "if" together with optimizations where op1 is const0_rtx.
5264 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
5265 floating-point arguments too when appropriate. Hoist test for ABS
5266 outside the final switch statement.
5267 * cse.c (fold_rtx): Don't look for an IOR equivalent of
5268 folded_arg0 if we found a constant equivalent. Remove
5269 transformations done in simplify-rtx.c for "op0 RELOP op0".
5271 2007-09-27 Jakub Jelinek <jakub@redhat.com>
5273 * builtins.c (expand_builtin, expand_builtin_object_size,
5274 expand_builtin_memory_chk, maybe_emit_chk_warning,
5275 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
5277 * expr.c (expand_expr_real_1): Likewise.
5278 * langhooks-def.h (struct diagnostic_info): Add forward decl.
5279 (lhd_print_error_function): Add third argument.
5280 * langhooks.h (struct diagnostic_info): Add forward decl.
5281 (struct lang_hooks): Add third argument to print_error_function.
5282 * diagnostic.h (diagnostic_info): Add abstract_origin field.
5283 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
5285 (diagnostic_report_current_function): Likewise.
5286 * toplev.c (announce_function): Pass NULL as second argument to
5287 diagnostic_set_last_function.
5288 * diagnostic.c (diagnostic_report_current_function): Add second
5289 argument, pass it as third argument to lang_hooks.print_error_function.
5290 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
5291 to diagnostic_report_current_function.
5292 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
5293 and message.abstract_origin.
5294 (verbatim): Initialize abstract_origin.
5295 * pretty-print.h (text_info): Add abstract_origin field.
5296 * pretty-print.c (pp_base_format): Handle %K.
5297 * langhooks.c (lhd_print_error_function): Add third argument. If
5298 diagnostic->abstract_origin, print virtual backtrace.
5299 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
5300 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
5301 (init_dynamic_diag_info): Likewise.
5303 2007-09-26 David Daney <ddaney@avtrex.com>
5306 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
5307 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
5308 sync_old_nand<mode>, sync_new_nand<mode>,
5309 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
5310 Update length attributes.
5311 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
5312 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
5314 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
5315 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
5316 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
5319 2007-09-26 Richard Guenther <rguenther@suse.de>
5321 PR tree-optimization/33563
5322 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
5323 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
5325 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
5326 get_use_of_stmt_lhs.
5328 2007-09-26 Joseph Myers <joseph@codesourcery.com>
5331 * c-common.c (complete_array_type): Diagnose too-large arrays and
5332 set type to error_mark_node.
5334 2007-09-26 Richard Guenther <rguenther@suse.de>
5336 PR tree-optimization/30375
5337 PR tree-optimization/33560
5338 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
5342 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
5344 * tree-ssa-dse.c (aggregate_vardecl_d): New.
5345 (dse_global_data): Add aggregate_vardecl field.
5346 (dse_possible_dead_store_p): New.
5347 Add prev_defvar variable.
5348 Allow immediate uses and previous immediate uses to differ
5349 if they are setting different parts of the whole.
5350 (get_aggregate_vardecl): New.
5351 (dse_record_partial_aggregate_store): New.
5352 (dse_whole_aggregate_clobbered_p): New.
5353 (dse_partial_kill_p): New.
5354 Call dse_maybe_record_aggregate_store().
5355 When checking whether a STMT and its USE_STMT refer to the
5356 same memory address, check also for partial kills that clobber
5358 Move some variable definitions to the block where they are used.
5359 (aggregate_vardecl_hash): New.
5360 (aggregate_vardecl_eq): New.
5361 (aggregate_vardecl_free): New.
5362 (aggregate_whole_store_p): New.
5363 (tree_ssa_dse): Initialize and free aggregate_vardecl.
5364 Mark which aggregate stores we care about.
5366 2007-09-25 DJ Delorie <dj@redhat.com>
5369 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of XINT.
5371 2007-09-25 Michael Meissner <michael.meissner@amd.com>
5374 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
5375 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
5376 for vector int32 -> int64 conversions. Don't write beyond the end
5377 of the allocated vector for int32 -> int64 conversions.
5379 2007-09-25 Revital Eres <eres@il.ibm.com>
5381 * config/rs6000/paired.h (paired_sel): New.
5382 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
5383 (rs6000_expand_ternop_builtin): Pass zero const_double operand
5384 when expanding selv2sf.
5385 * config/rs6000/rs6000.h (rs6000_builtins): Add
5386 PAIRED_BUILTIN_SELV2SF4.
5388 2007-09-25 Joseph Myers <joseph@codesourcery.com>
5391 * c-typeck.c (default_conversion): Call require_complete_type
5392 before perform_integral_promotions.
5393 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
5394 (build_c_cast): Call require_complete_type except for casts to
5396 (convert_for_assignment): Call require_complete_type.
5398 2007-09-25 Revital Eres <eres@il.ibm.com>
5400 * config/spu/spu.md: Fix doloop pattern.
5402 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
5404 * config/bfin/bfin.c (expand_prologue_reg_save,
5405 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
5406 and ASTAT moved here...
5407 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
5408 ... from here. New argument ALL; callers changed.
5409 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
5410 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
5411 have the "saveall" attribute.
5413 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
5415 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
5417 (INCOMING_REGNO, OUTGOING_REGNO): Define.
5418 * config/mmix/mmix.c (mmix_opposite_regno): New function.
5419 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
5421 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
5422 with REG_P tests before REGNO access.
5424 2007-09-24 DJ Delorie <dj@redhat.com>
5427 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
5429 (movqicc_<code>_<mode>): Likewise.
5430 (movhicc_<code>_<mode>): Likewise.
5432 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
5435 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
5436 register for reload.
5438 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
5441 * config/i386/i386.c (ix86_comp_type_attributes): Check
5444 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5446 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
5447 "move.l %a4,%a4" to produce nops.
5448 * config/m68k/m68k.c (override_options): Reset align options,
5449 if neccessary align macro isn't avaible.
5451 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5453 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
5455 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5457 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
5459 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
5460 reload is completed.
5461 (peephole pattern): Convert most of them to RTL peephole pattern.
5463 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5465 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
5466 (moved from fp compare patterns).
5467 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
5468 Cleanup predicates to relieve reload.
5469 (conditional_trap): Reject conditional trap with fp condition.
5470 * config/m68k/predicates.md (fp_src_operand): New, reject
5471 certain constants early.
5473 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5475 * final.c (final_scan_insn): Remove accidentally duplicated code.
5477 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5479 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
5480 Allow --with-tune=cell and --with-cpu=cell.
5482 2007-09-24 David Edelsohn <edelsohn@gnu.org>
5484 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
5485 * config/rs6000/rs6000.opt (swdiv): Change option to ...
5487 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
5489 (TARGET_BUILTIN_RECIPROCAL): Use it.
5490 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
5491 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
5492 (rs6000_emit_swrsqrtsf): New.
5493 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
5495 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
5496 (divsf3): Remove swdiv support.
5499 (rsqrt_internal1): New.
5500 (divdf3): Remove swdiv support.
5503 2007-09-24 Jakub Jelinek <jakub@redhat.com>
5506 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
5508 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
5509 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
5510 * tree.c (type_hash_eq): For FUNCTION_TYPE use
5511 lang_hooks.type.type_hash_eq in addition to generic tests.
5513 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
5514 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
5516 * tree-inline.h (eni_weights): Add field target_builtin_cost to
5517 reflect the cost per call to a target specific builtin.
5518 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
5519 call to a target specific builtin, then use target_builtin_call_cost.
5520 (init_inline_once): Initialize target_builtin_call_cost field.
5522 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
5525 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
5528 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
5530 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
5531 * configure: Regenerated.
5533 2007-09-23 Ollie Wild <aaw@google.com>
5535 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
5537 (get_pointer_modulus_and_residue): New function.
5539 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5541 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
5542 combine an SC return value into a single register.
5544 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5546 * opth-gen.awk (target_flags_explicit): Declare.
5547 * toplev.h (target_flags_explicit): Delete declaration.
5548 * toplev.c (target_flags): Likewise.
5549 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
5550 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
5551 Never return true for TARGET_MIPS16.
5552 * config/mips/mips.c (mips_llsc): Delete.
5553 (mips_handle_option): Remove -mllsc handling.
5554 (mips_strip_unspec_address): Tweak comment.
5555 * config/mips/mips.opt (mllsc): Use a target mask.
5557 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5559 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
5560 word_mode as well as Pmode.
5562 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5564 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
5565 parameters from word_mode to the subword type if such a truncation
5568 2007-09-23 Jakub Jelinek <jakub@redhat.com>
5570 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
5571 * configure: Regenerated.
5573 2007-09-23 Jan Hubicka <jh@suse.cz>
5575 * params.def (INLINE_CALL_COST): Set to 12.
5576 * invoke.texi (inline-call-cost): Update default value.
5578 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
5580 * config/alpha/alpha.md (movti): Use operand_subword for the split.
5582 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
5583 Revital Eres <eres@il.ibm.com>
5585 * modulo-sched.c (doloop_register_get): Rewrite the loop which
5586 checks whether the count_reg is found outside the control part.
5588 2007-09-23 Jakub Jelinek <jakub@redhat.com>
5590 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
5591 instead of checking CALL_EXPR_FN directly to test for builtins.
5592 If error or warning attributes are present, print
5593 error resp. warning.
5594 * c-common.c (handle_error_attribute): New function.
5595 (c_common_attribute_table): Add error and warning
5597 * doc/extend.texi: Document error and warning attributes.
5599 * tree.h (block_nonartificial_location): New prototype.
5600 * tree.c (block_nonartificial_location): New function.
5601 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
5602 if artificial attribute is present on abstract inline decl.
5603 * c-common.c (handle_artificial_attribute): New function.
5604 (c_common_attribute_table): Add artificial attribute.
5605 * final.c (override_filename, override_linenum): New variables.
5606 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
5607 and override_linenum if inside of a block inlined from
5608 __attribute__((__artificial__)) function.
5609 (notice_source_line): Honor override_filename and override_linenum.
5610 * doc/extend.texi: Document __attribute__((__artificial__)).
5611 * config/i386/emmintrin.h: Add __artificial__ attribute to
5612 all __always_inline__ functions.
5613 * config/i386/mmintrin.h: Likewise.
5614 * config/i386/tmmintrin.h: Likewise.
5615 * config/i386/mm3dnow.h: Likewise.
5616 * config/i386/pmmintrin.h: Likewise.
5617 * config/i386/ammintrin.h: Likewise.
5618 * config/i386/xmmintrin.h: Likewise.
5619 * config/i386/smmintrin.h: Likewise.
5620 * config/i386/bmmintrin.h: Likewise.
5621 * config/i386/mmintrin-common.h: Likewise.
5624 * expr.c (expand_constructor): New function.
5625 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
5626 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
5629 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5631 * config/mips/mips.c (dump_constants_1): Generalize to include
5632 fractional and accumulator modes.
5634 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5636 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
5637 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
5639 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
5640 TARGET_HARD_FLOAT when testing whether -mpaired-single is
5642 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
5644 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
5646 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
5647 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
5649 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
5650 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
5651 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
5653 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
5655 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
5656 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
5657 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
5659 2007-09-22 Jason Merrill <jason@redhat.com>
5662 * attribs.c (lookup_attribute_spec): Split out...
5663 (decl_attributes): From here.
5664 * tree.h: Declare it.
5666 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
5668 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
5670 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
5672 * tree-inline.c (remap_type_1): Correctly chain variants.
5674 2007-09-22 Richard Guenther <rguenther@suse.de>
5676 PR tree-optimization/33146
5677 * fold-const.c (fold_binary): Use the original tree for negating.
5678 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
5679 also changes "sign".
5681 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
5684 * except.c (finish_eh_generation): Call commit_edge_insertions if
5685 there are insns queued on the entry edge.
5686 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
5689 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
5691 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
5693 2007-09-19 Michael Meissner <michael.meissner@amd.com>
5695 * config/i386/i386.c: Delete trailing whitespace.
5696 * config/i386/i386.h: Ditto.
5697 * config/i386/bmmintrin.h: Ditto.
5698 * config/i386/sync.md: Ditto.
5699 * config/i386/ppro.md: Ditto.
5700 * config/i386/mmx.md: Ditto.
5701 * config/i386/constraints.md: Ditto.
5702 * config/i386/sse.md: Ditto.
5703 * config/i386/athlon.md: Ditto.
5704 * config/i386/i386.md: Ditto.
5706 2007-09-21 Richard Guenther <rguenther@suse.de>
5708 PR tree-optimization/33508
5709 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
5710 quadratic loop by keeping a bitmap of variables we have
5711 to clobber all subvariables for.
5712 (set_initial_properties): Likewise.
5714 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
5716 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
5718 2007-09-20 Nigel Stephens <nigel@mips.com>
5719 Chao-ying Fu <fu@mips.com>
5721 * c-decl.c (finish_declspecs): When _Sat is used without
5722 _Fract or _Accum, set the default type to cts_fract.
5723 This avoids a warning of "type defaults to int".
5725 2007-09-20 Joseph Myers <joseph@codesourcery.com>
5727 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
5728 bit-fields wider than one bit.
5730 2007-09-20 Jakub Jelinek <jakub@redhat.com>
5733 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
5735 * dbxout.c (dbxout_type): Likewise.
5739 * gimplify.c (gimplify_vla_decl): New function.
5740 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
5742 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
5744 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
5746 * doc/invoke.texi (-minterlink-mips16): Document.
5747 * config/mips/mips.opt (minterlink-mips16): New option.
5748 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
5751 2007-09-20 Joseph Myers <joseph@codesourcery.com>
5753 * doc/extend.texi (Attribute Syntax): Remove old speculative
5756 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
5758 * combine.c: Include cgraph.h.
5759 (setup_incoming_promotions): Rework to allow more aggressive
5760 elimination of sign extensions when all call sites of the
5761 current function are known to lie within the current unit.
5763 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
5765 * dse.c (find_shift_sequence): No-op rework of control flow.
5767 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
5769 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
5770 GPR for DCmode on 64-bit targets. Remove redundant fallback.
5772 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5774 * cfgexpand.c (dump_stack_var_partition): Use the correct
5775 index for the offset.
5777 2007-09-19 Joseph Myers <joseph@codesourcery.com>
5779 * config/mips/sde.h: Switch to GPLv3.
5781 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
5783 * tree-sra.c (decide_block_copy): Decide if there are groups.
5785 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
5787 * config/m68k/m68k.c (output_move_himode): Remove jump table
5789 config/m68k/m68k.md (lea): Likewise.
5790 * config/m68k/m68k.c (print_operand_address): Use simple pc
5791 relative addressing.
5793 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
5795 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
5796 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
5798 (asm_insn_count): Pass template as second argument to it.
5799 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5800 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5801 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5802 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5803 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5804 (sh_insn_length_adjustment): Pass template as second argument to it.
5805 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
5807 * config/bfin/bfin.md (define_asm_attributes): New.
5809 2007-09-19 Jie Zhang <jie.zhang@analog.com>
5811 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
5813 * config/bfin/print-sysroot-suffix.sh: New.
5814 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
5815 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5816 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5817 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
5818 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5819 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5820 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
5821 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5822 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5823 (linux-sysroot-suffix.h): New target.
5824 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
5825 (mspecld-anomaly): Likewise.
5826 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
5827 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
5828 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
5829 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
5830 (bfin_si_revision): Declare.
5831 (bfin_workarounds): Declare.
5832 (WA_SPECULATIVE_LOADS): Define.
5833 (ENABLE_WA_SPECULATIVE_LOADS): Define.
5834 (WA_SPECULATIVE_SYNCS): Define.
5835 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
5836 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
5837 (LIB_SPEC): Add %s to the linker scripts.
5838 Use proper linker script for bf522, bf525, bf527,
5839 bf538, bf539, bf542, bf544, bf548, and bf549.
5840 * config/bfin/bfin.c (bfin_si_revision): Define.
5841 (bfin_workarounds): Define.
5842 (struct bfin_cpu): New.
5844 (bfin_handle_option): Handle silicon revision part of -mcpu option.
5845 (override_options): Set bfin_workarounds.
5846 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
5847 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
5848 ENABLE_WA_SPECULATIVE_LOADS.
5849 (bfin_reorg): Likewise.
5850 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5851 macros for bf522, bf525, bf527, bf538, bf539,
5852 bf542, bf544, bf548, and bf549.
5853 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
5854 Don't define __ID_SHARED_LIB__ when -msep-data.
5855 (TARGET_DEFAULT): Define as 0.
5856 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
5857 * doc/invoke.texi (Blackfin Options): Document silicon
5858 revision part of -mcpu option and it now accepts bf522, bf525,
5859 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
5861 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5863 * alias.c (memory_modified_1): Deconstify.
5864 (memory_modified_in_insn_p): Don't use const_note_stores.
5865 * rtl.h (const_note_stores): Delete.
5866 * rtlanal.c (const_note_stores): Likewise.
5868 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5870 * dse.c (find_shift_sequence): Temporarily revert to forbidding
5873 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
5877 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
5878 (addsi_small_int): Likewise.
5879 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
5880 (one_cmplsi2): Likewise.
5882 (enter_func): Expand insn using hard_frame_pointer_rtx and
5885 * config/fr30/fr30.c (fr30_expand_prologue): Check for
5886 hard_frame_pointer_rtx instead of using REGNO() check.
5887 Properly sign extend GEN_INT() argument.
5889 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
5891 * config/m68k/m68k.c (override_options): Remove USE_GAS,
5893 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
5894 alternatives with just jcc.
5895 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
5896 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
5897 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
5898 dbge_hi, dbge_si): Likewise.
5900 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
5902 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
5903 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
5904 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
5905 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
5906 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
5908 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5910 * config/m68k/m68k-devices.def (51qe): New device.
5911 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
5912 to all uses of FL_FOR_isa_c for compatibility.
5913 (all_microarchs): Add cfv1 microarchitecture.
5914 (m68k_handle_option): Handle m51qe option.
5915 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
5916 (TUNE_CFV1): New macro.
5917 (enum uarch_type): Add ucfv1.
5918 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
5920 2007-09-18 Richard Guenther <rguenther@suse.de>
5922 PR tree-optimization/31863
5923 * tree-ssa-structalias.c (create_variable_info_for): Always
5924 free the fieldstack.
5926 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
5928 * opts.c (decode_options): Enable vectorization under -O3.
5930 2007-09-18 Richard Guenther <rguenther@suse.de>
5932 PR tree-optimization/33340
5933 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
5934 SSA_NAMEs that occur in abnormal PHI nodes.
5936 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5938 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
5939 Don't use const_get_call_expr_in.
5940 * tree-gimple.c (const_get_call_expr_in): Delete.
5941 * tree-gimple.h (const_get_call_expr_in): Likewise.
5943 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5945 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
5946 not yet have a basic block.
5947 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
5949 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5951 * config/mips/mips.c (mips_file_start): Add ".previous" directives
5952 to both ".section"s.
5954 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
5956 * config/mips/mips.c (mips_output_mi_thunk): Use
5957 mips_function_ok_for_sibcall and const_call_insn_operand
5958 to determine if a direct sibcall is allowed. Use
5959 mips_classify_symbol to determine a global pointer is needed.
5961 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
5963 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
5965 2007-09-17 Chao-ying Fu <fu@mips.com>
5966 Nigel Stephens <nigel@mips.com>
5968 * config/fixed-bit.h: New file.
5969 * config/fixed-bit.c: New file.
5970 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
5972 2007-09-18 Jakub Jelinek <jakub@redhat.com>
5974 * c-format.h (format_kind_info): Add alloc_char field.
5975 * c-format.c (scanf_flag_specs): Add 'm'.
5976 (scanf_flag_pairs): Add 'a', 'm' pair.
5977 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
5978 (format_types_orig): Add alloc_char fields.
5979 (check_format_info_main): Rename aflag to alloc_flag.
5980 Handle fki->alloc_char. modifier after width and before length
5981 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
5982 length modifiers as well.
5983 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
5986 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
5987 returned by build_call_expr.
5989 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
5991 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
5992 NULL for variable-sized records too.
5993 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
5995 2007-09-17 Tom Tromey <tromey@redhat.com>
5997 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
5998 (c_builtin_function): Likewise.
5999 (grokdeclarator): Likewise.
6001 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
6003 PR rtl-optimization/26449
6004 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
6005 (seq_insns_valid_p): Removed.
6007 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
6009 * tree-nomudflap.c (gate_mudflap): New static function.
6010 (pass_mudflap_1): Use it as gate function.
6011 (pass_mudflap_2): Likewise.
6013 2007-09-17 Jan Hubicka <jh@suse.cz>
6017 * loop-invariant.c (move_invariant_reg): Unshare sequence.
6019 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
6021 PR tree-optimization/33319
6022 * tree-vect-analyze.c (vect_same_range_drs): New.
6023 (vect_vfa_range_equal): New.
6024 (vect_is_duplicate_ddr): Removed.
6025 (vect_mark_for_runtime_alias_test): Do not perform marking when
6026 optimizing for size or max_param for alias checking is zero.
6027 Move the function before vect_analyze_data_ref_dependence.
6028 (vect_analyze_data_ref_dependence): Add call to
6029 vect_mark_for_runtime_alias_test in two cases when dependence
6031 (vect_analyze_data_ref_dependences): Do not call to
6032 vect_mark_for_runtime_alias_test.
6033 (vect_prune_runtime_alias_test_list): New.
6034 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
6035 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
6036 Update vec_outside_cost.
6037 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
6038 (vect_create_cond_for_alias_checks): Build the base address of data
6039 reference from DR_GROUP_FIRST_DR.
6040 (vect_loop_versioning): New.
6041 (vect_transform_loop): Add a call to vect_loop_versioning.
6042 Remove factored out code.
6044 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6047 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
6050 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
6052 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
6053 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
6054 Fix the call to insn_rtx_cost. Skip access sizes that require a
6055 real truncation of the store register. Use convert_move instead
6056 of gen_lowpart when narrowing the result.
6057 (replace_read): Use convert_move instead of gen_lowpart when
6058 narrowing the store rhs.
6060 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
6062 * config/mips/mips.md (SHORT): Fix long line.
6063 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
6064 to QImode and HImode.
6066 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
6068 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
6070 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
6072 * tree-parloops.c: New file.
6073 * tree-ssa-operands.h (free_stmt_operands): Declare.
6074 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
6076 * tree-pass.h (pass_parallelize_loops): Declare.
6077 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
6079 (build_omp_regions_1): Allow analysing just a single OMP region and
6081 ( build_omp_regions_root, omp_expand_local): New functions.
6082 (build_omp_regions): Add argument to build_omp_regions_1 call.
6083 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
6084 autoparallelization is run.
6085 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
6086 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
6087 pass_parallelize_loops): New.
6088 * common.opt (ftree-parallelize-loops): New.
6089 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
6090 parallelize_loops): Declare.
6091 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
6092 * Makefile.in (tree-parloops.o): Added.
6093 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
6095 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
6096 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
6097 one extra edge as well.
6098 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
6099 Use VEC_free to free doms vector.
6100 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
6101 operands. Recompute operand caches in the new function.
6102 (move_sese_region_to_fn): Update loop info.
6103 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
6104 * tree-ssa-operands.c (free_stmt_operands): New function.
6106 * doc/passes.texi: Document autoparallelization.
6107 * doc/invoke.texi (-ftree-parallelize-loops): New option.
6109 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6112 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
6115 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
6117 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
6118 the VEC is not NULL.
6119 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
6120 get_vectype_for_scalar_type succeeded.
6121 (vectorizable_conversion): Likewise.
6123 2007-09-14 Jan Hubicka <jh@suse.cz>
6125 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
6128 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
6131 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
6132 register when operands[2] equals operands[1].
6133 (remainderxf3): Ditto.
6135 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
6136 Nigel Stephens <nigel@mips.com>
6138 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
6139 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
6140 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to declaration.
6141 (_Unwind_ForcedUnwind): Likewise.
6142 (_Unwind_Resume): Likewise.
6143 (_Unwind_Resume_or_Rethrow): Likewise.
6144 (_Unwind_Backtrace): Likewise.
6145 (_Unwind_SjLj_RaiseException): Likewise.
6146 (_Unwind_SjLj_ForcedUnwind): Likewise.
6147 (_Unwind_SjLj_Resume): Likewise.
6148 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
6149 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
6151 (_Unwind_ForcedUnwind): Likewise.
6152 (_Unwind_Resume): Likewise.
6153 (_Unwind_Resume_or_Rethrow): Likewise.
6154 (_Unwind_Backtrace): Likewise.
6155 * unwind-compat.c (_Unwind_Backtrace): Likewise.
6156 (_Unwind_ForcedUnwind): Likewise.
6157 (_Unwind_RaiseException): Likewise.
6158 (_Unwind_Resume): Likewise.
6159 (_Unwind_Resume_or_Rethrow): Likewise.
6161 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
6162 nomips16 mode when IN_LIBGCC2 with hard float.
6164 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
6166 * config/mips/sdemtk.opt: Update to GPLv3.
6167 * config/mips/sdemtk.h: Likewise.
6169 2007-09-14 Nigel Stephens <nigel@mips.com>
6171 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
6172 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
6173 for mipsisa32-*-linux*.
6175 2007-09-14 Nigel Stephens <nigel@mips.com>
6176 David Ung <davidu@mips.com>
6177 Thiemo Seufer <ths@mips.com>
6178 Richard Sandiford <richard@codesourcery.com>
6180 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
6181 * configure.ac: Add a mipssde threading type.
6182 * configure: Regenerate.
6183 * config/mips/sdemtk.h: New file.
6184 * config/mips/t-sdemtk: Likewise.
6185 * config/mips/sdemtk.opt: Likewise.
6186 * gthr-mipssde.h: Likewise.
6187 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
6188 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
6189 (MIPS_ICACHE_SYNC): New macro, split from ...
6190 * config/mips/mips.md (clear_cache): ...here.
6191 * config/mips/mips.c (mips_save_reg_p): Check
6192 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
6193 (build_mips16_function_stub): Use targetm.strip_name_encoding.
6194 (build_mips16_call_stub): Likewise.
6196 2007-09-14 Richard Sandiford <richard@codesourcery.com>
6198 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
6200 2007-09-14 Jakub Jelinek <jakub@redhat.com>
6203 * config/ia64/ia64.c (find_gr_spill): Don't decrement
6204 current_frame_info.n_local_regs. Don't return emitted local regs.
6205 (ia64_compute_frame_size): Improve unwind hack to put
6206 RP, PFS, FP in that order by allowing some of the registers
6207 been already emitted, as long as they are emitted to the
6210 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6212 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
6213 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
6214 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
6216 2007-09-13 Eric Christopher <echristo@apple.com>
6217 Kenneth Zadeck <zadeck@naturalbridge.com>
6219 * dse.c (find_shift_sequence): New function.
6220 (replace_read): Add case to remove read if it requires shift.
6221 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
6223 2007-09-13 Tom Tromey <tromey@redhat.com>
6225 * c-common.c (fname_as_string): Update.
6226 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
6227 (c_lex_one_token): Update. Add 'parser' argument.
6228 (c_parser_simple_asm_expr): Update.
6229 (c_parser_attributes): Update.
6230 (c_parser_asm_statement): Update.
6231 (c_parser_asm_operands): Update.
6232 (c_parser_peek_token): Update.
6233 (c_parser_peek_2nd_token): Update.
6234 * c-lex.c (c_lex_string_translate): Remove.
6235 (c_lex_return_raw_strings): Likewise.
6236 (c_lex_with_flags): Added 'lex_flags' argument.
6237 (lex_string): Added 'translate' argument.
6238 * c-pragma.h (c_lex_with_flags): Update.
6239 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
6240 (C_LEX_STRING_NO_TRANSLATE): New define.
6241 (C_LEX_RAW_STRINGS): Likewise.
6243 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
6246 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
6247 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
6248 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
6249 (bfin_init_builtins): Initialize __builtin_bfin_ones,
6250 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
6251 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
6252 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
6253 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
6254 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
6255 (bdesc_1arg): Add __builtin_bfin_ones.
6256 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
6257 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
6258 and __builtin_bfin_csqu_fr16.
6259 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
6260 (ones): New define_insn.
6261 (ssaddhi3_parts): New define_insn.
6262 (sssubhi3_parts): New define_insn.
6263 (flag_mulhi_parts): New define_insn.
6265 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
6267 * common.opt (femit-class-debug-always): Turn off by default.
6269 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
6271 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
6272 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
6274 2007-09-13 James E. Wilson <wilson@specifix.com>
6276 PR tree-optimization/33389
6277 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
6278 then set build_loads before returning.
6280 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
6281 David Ung <davidu@mips.com>
6283 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
6284 {d}addiu and a negative immediate such that it works with MIPS16
6287 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
6290 * configure.ac (ld_vers): Support Linux linker.
6291 * configure: Regenerated.
6293 2007-09-13 Richard Sandiford <richard@codesourcery.com>
6294 Sandra Loosemore <sandra@codesourcery.com>
6296 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
6297 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
6298 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
6299 nomips16 into decl attributes.
6300 (TARGET_INSERT_ATTRIBUTES): Override.
6301 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
6302 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
6303 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
6304 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
6305 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
6306 (mips_use_mips16_mode_p): Reimplement as a function that takes
6307 a decl and considers only decl attributes. If the decl is nested
6308 function, use its parent attributes.
6309 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
6310 instead of SYMBOL_REF_MIPS16_FUNC_P.
6311 (mips_set_mips16_mode): Move call to sorry here from old
6312 mips_use_mips16_mode_p.
6313 (mflip_mips16_entry): New structure.
6314 (mflip_mips16_htab): New variable.
6315 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
6316 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
6317 (mips_merge_decl_attributes): New function.
6318 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
6319 Use mips_use_mips16_mode_p.
6320 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
6321 SYMBOL_REF_MIPS16_FUNC_P.
6322 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
6324 2007-09-13 Richard Sandiford <richard@codesourcery.com>
6326 * c-parser.c (c_parser_struct_declaration): Check for a null return.
6328 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6331 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
6333 2007-09-12 Michael Meissner <michael.meissner@amd.com>
6334 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6335 Tony Linthicum <tony.linthicum@amd.com>
6337 * tree.h (function_args_iterator): New type to iterate over
6339 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
6340 function arguments providing a pointer to the argument.
6341 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
6342 function arguments providing the argument.
6343 (function_args_iter_init): Inline function to initialize
6344 function_args_iterator.
6345 (function_args_iter_cond_ptr): Inline function to return the next
6346 pointer to hold the argument.
6347 (function_args_iter_cond): Inline function to return the next
6349 (function_args_iter_cond_next): Advance the function args iterator.
6350 (stdarg_p): New function, return true if variable argument function.
6351 (prototype_p): New function, return true if function is prototyped.
6352 (function_args_count): New function, count the number of arguments
6355 * tree.c (stdarg_p): New function, return true if variable
6357 (prototype_p): New function, return true if function is prototyped.
6359 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6360 (TARGET_ROUND): New macro for the round/ptest instructions which
6361 are shared between SSE4.1 and SSE5.
6362 (OPTION_MASK_ISA_ROUND): Ditto.
6363 (OPTION_ISA_ROUND): Ditto.
6364 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6365 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6367 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6368 (-mfused-madd): New switch to give users control over whether the
6369 compiler optimizes to use the multiply/add SSE5 instructions.
6371 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
6372 m_ATHLON_K8_AMDFAM10, and change all uses.
6373 (enum pta_flags): Add PTA_SSE5.
6374 (ix86_handle_option): Turn off 3dnow if -msse5.
6375 (override_options): Add SSE5 support.
6376 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6378 (ix86_expand_sse_movcc): Add SSE5 support.
6379 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6380 vector type to the next largest size.
6381 (ix86_expand_sse5_pack): New function to use pperm to pack a
6382 vector type to the next smallest size.
6383 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6384 (IX86_BUILTIN_FMADDSD): Ditto.
6385 (IX86_BUILTIN_FMADDPS): Ditto.
6386 (IX86_BUILTIN_FMADDPD): Ditto.
6387 (IX86_BUILTIN_FMSUBSS): Ditto.
6388 (IX86_BUILTIN_FMSUBSD): Ditto.
6389 (IX86_BUILTIN_FMSUBPS): Ditto.
6390 (IX86_BUILTIN_FMSUBPD): Ditto.
6391 (IX86_BUILTIN_FNMADDSS): Ditto.
6392 (IX86_BUILTIN_FNMADDSD): Ditto.
6393 (IX86_BUILTIN_FNMADDPS): Ditto.
6394 (IX86_BUILTIN_FNMADDPD): Ditto.
6395 (IX86_BUILTIN_FNMSUBSS): Ditto.
6396 (IX86_BUILTIN_FNMSUBSD): Ditto.
6397 (IX86_BUILTIN_FNMSUBPS): Ditto.
6398 (IX86_BUILTIN_FNMSUBPD): Ditto.
6399 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6400 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6401 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6402 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6403 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6404 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6405 (IX86_BUILTIN_PPERM): Ditto.
6406 (IX86_BUILTIN_PERMPS): Ditto.
6407 (IX86_BUILTIN_PERMPD): Ditto.
6408 (IX86_BUILTIN_PMACSSWW): Ditto.
6409 (IX86_BUILTIN_PMACSWW): Ditto.
6410 (IX86_BUILTIN_PMACSSWD): Ditto.
6411 (IX86_BUILTIN_PMACSWD): Ditto.
6412 (IX86_BUILTIN_PMACSSDD): Ditto.
6413 (IX86_BUILTIN_PMACSDD): Ditto.
6414 (IX86_BUILTIN_PMACSSDQL): Ditto.
6415 (IX86_BUILTIN_PMACSSDQH): Ditto.
6416 (IX86_BUILTIN_PMACSDQL): Ditto.
6417 (IX86_BUILTIN_PMACSDQH): Ditto.
6418 (IX86_BUILTIN_PMADCSSWD): Ditto.
6419 (IX86_BUILTIN_PMADCSWD): Ditto.
6420 (IX86_BUILTIN_PHADDBW): Ditto.
6421 (IX86_BUILTIN_PHADDBD): Ditto.
6422 (IX86_BUILTIN_PHADDBQ): Ditto.
6423 (IX86_BUILTIN_PHADDWD): Ditto.
6424 (IX86_BUILTIN_PHADDWQ): Ditto.
6425 (IX86_BUILTIN_PHADDDQ): Ditto.
6426 (IX86_BUILTIN_PHADDUBW): Ditto.
6427 (IX86_BUILTIN_PHADDUBD): Ditto.
6428 (IX86_BUILTIN_PHADDUBQ): Ditto.
6429 (IX86_BUILTIN_PHADDUWD): Ditto.
6430 (IX86_BUILTIN_PHADDUWQ): Ditto.
6431 (IX86_BUILTIN_PHADDUDQ): Ditto.
6432 (IX86_BUILTIN_PHSUBBW): Ditto.
6433 (IX86_BUILTIN_PHSUBWD): Ditto.
6434 (IX86_BUILTIN_PHSUBDQ): Ditto.
6435 (IX86_BUILTIN_PROTB): Ditto.
6436 (IX86_BUILTIN_PROTW): Ditto.
6437 (IX86_BUILTIN_PROTD): Ditto.
6438 (IX86_BUILTIN_PROTQ): Ditto.
6439 (IX86_BUILTIN_PROTB_IMM): Ditto.
6440 (IX86_BUILTIN_PROTW_IMM): Ditto.
6441 (IX86_BUILTIN_PROTD_IMM): Ditto.
6442 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6443 (IX86_BUILTIN_PSHLB): Ditto.
6444 (IX86_BUILTIN_PSHLW): Ditto.
6445 (IX86_BUILTIN_PSHLD): Ditto.
6446 (IX86_BUILTIN_PSHLQ): Ditto.
6447 (IX86_BUILTIN_PSHAB): Ditto.
6448 (IX86_BUILTIN_PSHAW): Ditto.
6449 (IX86_BUILTIN_PSHAD): Ditto.
6450 (IX86_BUILTIN_PSHAQ): Ditto.
6451 (IX86_BUILTIN_FRCZSS): Ditto.
6452 (IX86_BUILTIN_FRCZSD): Ditto.
6453 (IX86_BUILTIN_FRCZPS): Ditto.
6454 (IX86_BUILTIN_FRCZPD): Ditto.
6455 (IX86_BUILTIN_CVTPH2PS): Ditto.
6456 (IX86_BUILTIN_CVTPS2PH): Ditto.
6457 (IX86_BUILTIN_COMEQSS): Ditto.
6458 (IX86_BUILTIN_COMNESS): Ditto.
6459 (IX86_BUILTIN_COMLTSS): Ditto.
6460 (IX86_BUILTIN_COMLESS): Ditto.
6461 (IX86_BUILTIN_COMGTSS): Ditto.
6462 (IX86_BUILTIN_COMGESS): Ditto.
6463 (IX86_BUILTIN_COMUEQSS): Ditto.
6464 (IX86_BUILTIN_COMUNESS): Ditto.
6465 (IX86_BUILTIN_COMULTSS): Ditto.
6466 (IX86_BUILTIN_COMULESS): Ditto.
6467 (IX86_BUILTIN_COMUGTSS): Ditto.
6468 (IX86_BUILTIN_COMUGESS): Ditto.
6469 (IX86_BUILTIN_COMORDSS): Ditto.
6470 (IX86_BUILTIN_COMUNORDSS): Ditto.
6471 (IX86_BUILTIN_COMFALSESS): Ditto.
6472 (IX86_BUILTIN_COMTRUESS): Ditto.
6473 (IX86_BUILTIN_COMEQSD): Ditto.
6474 (IX86_BUILTIN_COMNESD): Ditto.
6475 (IX86_BUILTIN_COMLTSD): Ditto.
6476 (IX86_BUILTIN_COMLESD): Ditto.
6477 (IX86_BUILTIN_COMGTSD): Ditto.
6478 (IX86_BUILTIN_COMGESD): Ditto.
6479 (IX86_BUILTIN_COMUEQSD): Ditto.
6480 (IX86_BUILTIN_COMUNESD): Ditto.
6481 (IX86_BUILTIN_COMULTSD): Ditto.
6482 (IX86_BUILTIN_COMULESD): Ditto.
6483 (IX86_BUILTIN_COMUGTSD): Ditto.
6484 (IX86_BUILTIN_COMUGESD): Ditto.
6485 (IX86_BUILTIN_COMORDSD): Ditto.
6486 (IX86_BUILTIN_COMUNORDSD): Ditto.
6487 (IX86_BUILTIN_COMFALSESD): Ditto.
6488 (IX86_BUILTIN_COMTRUESD): Ditto.
6489 (IX86_BUILTIN_COMEQPS): Ditto.
6490 (IX86_BUILTIN_COMNEPS): Ditto.
6491 (IX86_BUILTIN_COMLTPS): Ditto.
6492 (IX86_BUILTIN_COMLEPS): Ditto.
6493 (IX86_BUILTIN_COMGTPS): Ditto.
6494 (IX86_BUILTIN_COMGEPS): Ditto.
6495 (IX86_BUILTIN_COMUEQPS): Ditto.
6496 (IX86_BUILTIN_COMUNEPS): Ditto.
6497 (IX86_BUILTIN_COMULTPS): Ditto.
6498 (IX86_BUILTIN_COMULEPS): Ditto.
6499 (IX86_BUILTIN_COMUGTPS): Ditto.
6500 (IX86_BUILTIN_COMUGEPS): Ditto.
6501 (IX86_BUILTIN_COMORDPS): Ditto.
6502 (IX86_BUILTIN_COMUNORDPS): Ditto.
6503 (IX86_BUILTIN_COMFALSEPS): Ditto.
6504 (IX86_BUILTIN_COMTRUEPS): Ditto.
6505 (IX86_BUILTIN_COMEQPD): Ditto.
6506 (IX86_BUILTIN_COMNEPD): Ditto.
6507 (IX86_BUILTIN_COMLTPD): Ditto.
6508 (IX86_BUILTIN_COMLEPD): Ditto.
6509 (IX86_BUILTIN_COMGTPD): Ditto.
6510 (IX86_BUILTIN_COMGEPD): Ditto.
6511 (IX86_BUILTIN_COMUEQPD): Ditto.
6512 (IX86_BUILTIN_COMUNEPD): Ditto.
6513 (IX86_BUILTIN_COMULTPD): Ditto.
6514 (IX86_BUILTIN_COMULEPD): Ditto.
6515 (IX86_BUILTIN_COMUGTPD): Ditto.
6516 (IX86_BUILTIN_COMUGEPD): Ditto.
6517 (IX86_BUILTIN_COMORDPD): Ditto.
6518 (IX86_BUILTIN_COMUNORDPD): Ditto.
6519 (IX86_BUILTIN_COMFALSEPD): Ditto.
6520 (IX86_BUILTIN_COMTRUEPD): Ditto.
6521 (IX86_BUILTIN_PCOMEQUB): Ditto.
6522 (IX86_BUILTIN_PCOMNEUB): Ditto.
6523 (IX86_BUILTIN_PCOMLTUB): Ditto.
6524 (IX86_BUILTIN_PCOMLEUB): Ditto.
6525 (IX86_BUILTIN_PCOMGTUB): Ditto.
6526 (IX86_BUILTIN_PCOMGEUB): Ditto.
6527 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6528 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6529 (IX86_BUILTIN_PCOMEQUW): Ditto.
6530 (IX86_BUILTIN_PCOMNEUW): Ditto.
6531 (IX86_BUILTIN_PCOMLTUW): Ditto.
6532 (IX86_BUILTIN_PCOMLEUW): Ditto.
6533 (IX86_BUILTIN_PCOMGTUW): Ditto.
6534 (IX86_BUILTIN_PCOMGEUW): Ditto.
6535 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6536 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6537 (IX86_BUILTIN_PCOMEQUD): Ditto.
6538 (IX86_BUILTIN_PCOMNEUD): Ditto.
6539 (IX86_BUILTIN_PCOMLTUD): Ditto.
6540 (IX86_BUILTIN_PCOMLEUD): Ditto.
6541 (IX86_BUILTIN_PCOMGTUD): Ditto.
6542 (IX86_BUILTIN_PCOMGEUD): Ditto.
6543 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6544 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6545 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6546 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6547 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6548 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6549 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6550 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6551 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6552 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6553 (IX86_BUILTIN_PCOMEQB): Ditto.
6554 (IX86_BUILTIN_PCOMNEB): Ditto.
6555 (IX86_BUILTIN_PCOMLTB): Ditto.
6556 (IX86_BUILTIN_PCOMLEB): Ditto.
6557 (IX86_BUILTIN_PCOMGTB): Ditto.
6558 (IX86_BUILTIN_PCOMGEB): Ditto.
6559 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6560 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6561 (IX86_BUILTIN_PCOMEQW): Ditto.
6562 (IX86_BUILTIN_PCOMNEW): Ditto.
6563 (IX86_BUILTIN_PCOMLTW): Ditto.
6564 (IX86_BUILTIN_PCOMLEW): Ditto.
6565 (IX86_BUILTIN_PCOMGTW): Ditto.
6566 (IX86_BUILTIN_PCOMGEW): Ditto.
6567 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6568 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6569 (IX86_BUILTIN_PCOMEQD): Ditto.
6570 (IX86_BUILTIN_PCOMNED): Ditto.
6571 (IX86_BUILTIN_PCOMLTD): Ditto.
6572 (IX86_BUILTIN_PCOMLED): Ditto.
6573 (IX86_BUILTIN_PCOMGTD): Ditto.
6574 (IX86_BUILTIN_PCOMGED): Ditto.
6575 (IX86_BUILTIN_PCOMFALSED): Ditto.
6576 (IX86_BUILTIN_PCOMTRUED): Ditto.
6577 (IX86_BUILTIN_PCOMEQQ): Ditto.
6578 (IX86_BUILTIN_PCOMNEQ): Ditto.
6579 (IX86_BUILTIN_PCOMLTQ): Ditto.
6580 (IX86_BUILTIN_PCOMLEQ): Ditto.
6581 (IX86_BUILTIN_PCOMGTQ): Ditto.
6582 (IX86_BUILTIN_PCOMGEQ): Ditto.
6583 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6584 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6585 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
6586 OPTION_MASK_ISA_ROUND for instructions that are shared between
6588 (bdesc_2arg): Ditto.
6589 (bdesc_sse_3arg): Ditto.
6590 (enum multi_arg_type): New enum for describing the various SSE5
6591 intrinsic argument types.
6592 (bdesc_multi_arg): New table for SSE5 intrinsics.
6593 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6594 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6596 (ix86_expand_builtin): Add SSE5 intrinsic support.
6597 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6598 operand instructions.
6599 (ix86_expand_sse5_multiple_memory): New function to split the
6600 second memory reference from SSE5 instructions.
6601 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6602 (ix86_return_pops_args): Use stdarg_p to determine if the function
6603 has variable arguments.
6604 (ix86_setup_incoming_varargs): Ditto.
6605 (x86_this_parameter): Ditto.
6607 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6609 (ix86_expand_sse5_pack): Ditto.
6610 (ix86_sse5_valid_op_p): Ditto.
6611 (ix86_expand_sse5_multiple_memory): Ditto.
6613 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6614 constant for SSE5 support.
6615 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6616 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6617 (UNSPEC_SSE5_PERMUTE): Ditto.
6618 (UNSPEC_SSE5_ASHIFT): Ditto.
6619 (UNSPEC_SSE5_LSHIFT): Ditto.
6620 (UNSPEC_FRCZ): Ditto.
6621 (UNSPEC_CVTPH2PS): Ditto.
6622 (UNSPEC_CVTPS2PH): Ditto.
6623 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6625 (COM_FALSE_S): Ditto.
6626 (COM_FALSE_P): Ditto.
6627 (COM_TRUE_S): Ditto.
6628 (COM_TRUE_P): Ditto.
6629 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6630 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6632 (memory attribute): Ditto.
6633 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6634 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6635 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6636 (floor<mode>2): Ditto.
6637 (ceil<mode>2): Ditto.
6638 (btrunc<mode>2): Ditto.
6639 (nearbyintdf2): Ditto.
6640 (nearbyintsf2): Ditto.
6641 (sse_setccsf): Disable if SSE5.
6642 (sse_setccdf): Ditto.
6643 (sse5_setcc<mode>): New support for SSE5 conditional move.
6644 (sse5_pcmov_<mode>): Ditto.
6646 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6648 (SSEMODEF2P): Ditto.
6649 (ssemodesuffixf4): New mode attribute for SSE5.
6650 (ssemodesuffixf2s): Ditto.
6651 (ssemodesuffixf2c): Ditto.
6652 (sserotatemax): Ditto.
6653 (ssescalarmode): Ditto.
6654 (sse_maskcmpv4sf3): Disable if SSE5.
6655 (sse_maskcmpv2df3): Ditto.
6656 (sse_vmmaskcmpv4sf3): Ditto.
6657 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
6659 (sse5_vmfmadd<mode>4): Ditto.
6660 (sse5_fmsub<mode>4): Ditto.
6661 (sse5_vmfmsub<mode>4): Ditto.
6662 (sse5_fnmadd<mode>4): Ditto.
6663 (sse5_vmfnmadd<mode>4): Ditto.
6664 (sse5_fnmsub<mode>4): Ditto.
6665 (sse5_vmfnmsub<mode>4): Ditto.
6666 (sse5i_fmadd<mode>4): Ditto.
6667 (sse5i_fmsub<mode>4): Ditto.
6668 (sse5i_fnmadd<mode>4): Ditto.
6669 (sse5i_fnmsub<mode>4): Ditto.
6670 (sse5i_vmfmadd<mode>4): Ditto.
6671 (sse5i_vmfmsub<mode>4): Ditto.
6672 (sse5i_vmfnmadd<mode>4): Ditto.
6673 (sse5i_vmfnmsub<mode>4): Ditto.
6674 (mulv16qi3): Add SSE5 support.
6676 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6677 (sse2_mulv4si3): Disable if SSE5.
6678 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6679 (sse4_1_roundps): Ditto.
6680 (sse4_1_roundsd): Ditto.
6681 (sse4_1_roundss): Ditto.
6682 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6684 (sse_maskcmpsf3): Ditto.
6685 (sse_vmmaskcmpv4sf3): Ditto.
6686 (sse2_maskcmpv2df3): Ditto.
6687 (sse2_maskcmpdf3): Ditto.
6688 (sse2_vmmaskcmpv2df3): Ditto.
6689 (sse2_eq<mode>3): Ditto.
6690 (sse2_gt<mode>3): Ditto.
6691 (sse5_pcmov_<mode>): Add SSE5 support.
6692 (vec_unpacku_hi_v16qi): Ditto.
6693 (vec_unpacks_hi_v16qi): Ditto.
6694 (vec_unpacku_lo_v16qi): Ditto.
6695 (vec_unpacks_lo_v16qi): Ditto.
6696 (vec_unpacku_hi_v8hi): Ditto.
6697 (vec_unpacks_hi_v8hi): Ditto.
6698 (vec_unpacku_lo_v8hi): Ditto.
6699 (vec_unpacks_lo_v8hi): Ditto.
6700 (vec_unpacku_hi_v4si): Ditto.
6701 (vec_unpacks_hi_v4si): Ditto.
6702 (vec_unpacku_lo_v4si): Ditto.
6703 (vec_unpacks_lo_v4si): Ditto.
6704 (sse5_pmacsww): New SSE5 intrinsic insn.
6705 (sse5_pmacssww): Ditto.
6706 (sse5_pmacsdd): Ditto.
6707 (sse5_pmacssdd): Ditto.
6708 (sse5_pmacssdql): Ditto.
6709 (sse5_pmacssdqh): Ditto.
6710 (sse5_pmacsdqh): Ditto.
6711 (sse5_pmacsswd): Ditto.
6712 (sse5_pmacswd): Ditto.
6713 (sse5_pmadcsswd): Ditto.
6714 (sse5_pmadcswd): Ditto.
6715 (sse5_pcmov_<move>): Conditional move support on SSE5.
6716 (sse5_phaddbw): New SSE5 intrinsic insn.
6717 (sse5_phaddbd): Ditto.
6718 (sse5_phaddbq): Ditto.
6719 (sse5_phaddwd): Ditto.
6720 (sse5_phaddwq): Ditto.
6721 (sse5_phadddq): Ditto.
6722 (sse5_phaddubw): Ditto.
6723 (sse5_phaddubd): Ditto.
6724 (sse5_phaddubq): Ditto.
6725 (sse5_phadduwd): Ditto.
6726 (sse5_phadduwq): Ditto.
6727 (sse5_phaddudq): Ditto.
6728 (sse5_phsubbw): Ditto.
6729 (sse5_phsubwd): Ditto.
6730 (sse5_phsubdq): Ditto.
6731 (sse5_pperm): Ditto.
6732 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6733 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6734 (sse5_pperm_sign_v8hi_v4si): Ditto.
6735 (sse5_pperm_zero_v8hi_v4si): Ditto.
6736 (sse5_pperm_sign_v4si_v2di): Ditto.
6737 (sse5_pperm_sign_v4si_v2di): Ditto.
6738 (sse5_pperm_pack_v2di_v4si): Ditto.
6739 (sse5_pperm_pack_v4si_v8hi): Ditto.
6740 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6741 (sse5_perm<mode>): New SSE5 intrinsic insn.
6742 (rotl<mode>3): Ditto.
6743 (sse5_rotl<mode>3): Ditto.
6744 (sse5_ashl<mode>3): Ditto.
6745 (sse5_lshl<mode>3): Ditto.
6746 (sse5_frcz<mode>2): Ditto.
6747 (sse5s_frcz<mode>2): Ditto.
6748 (sse5_cvtph2ps): Ditto.
6749 (sse5_cvtps2ph): Ditto.
6750 (sse5_vmmaskcmp<mode>3): Ditto.
6751 (sse5_com_tf<mode>3): Ditto.
6752 (sse5_maskcmp<mode>3): Ditto.
6753 (sse5_maskcmp_uns<mode>3): Ditto.
6754 (sse5_maskcmp_uns2<mode>3): Ditto.
6755 (sse5_pcom_tf<mode>3): Ditto.
6757 * config/i386/predicates.md (const_0_to_31_operand): New predicate
6759 (sse5_comparison_float_operator): New predicate to match the
6760 comparison operators supported by the SSE5 com instruction.
6761 (ix86_comparison_int_operator): New predicate to match just the
6762 signed int comparisons.
6763 (ix86_comparison_uns_operator): New predicate to match just the
6764 unsigned int comparisons.
6766 * doc/invoke.texi (-msse5): Add documentation.
6767 (-mfused-madd): Ditto.
6769 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6771 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6773 (x86_64-*-*): Ditto.
6775 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6777 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6778 intrinisics for SSE5.
6780 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6783 * config/i386/mmintrin-common.h: New file, to contain common
6784 instructions between SSE4.1 and SSE5.
6786 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6787 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6788 (gen_regparm_prefix): Ditto.
6790 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6791 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6792 prototype_p to determine if a function is prototyped.
6794 2007-09-12 Janis Johnson <janis187@us.ibm.com>
6796 * config/dfp-bit.c (dfp_conversion_exception): New function.
6797 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
6798 (DFP_TO_INT): Ditto.
6799 (INT_TO_DFP): Ditto.
6800 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
6802 2007-09-12 Jakub Jelinek <jakub@redhat.com>
6805 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
6806 before sp restoration even when total_size is 0, but
6807 frame_pointer_needed.
6809 2007-09-12 Bob Wilson <bob.wilson@acm.org>
6811 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
6812 (xtensa_copy_incoming_a7): Use start_sequence instead of
6813 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
6814 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
6815 of the saveregs sequence.
6817 2007-09-12 Richard Sandiford <richard@codesourcery.com>
6819 * c-tree.h (grokfield): Add a "tree *" argument.
6820 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
6821 Chain nested decl attributes to it. Don't call decl_attributes here.
6822 (groktypename): Pass grokdeclarator a pointer to the attribute list.
6823 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
6824 (grokfield): Take a pointer to the decl's attributes and pass
6825 it to grokdeclarator.
6826 * c-parser.c (c_parser_struct_declaration): Update the calls to
6827 grokfield. Call decl_attributes for anonymous struct and union
6830 2007-09-12 Jan Hubicka <jh@suse.cz>
6832 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
6834 2007-09-12 Ira Rosen <irar@il.ibm.com>
6836 PR tree-optimization/32377
6837 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
6838 between positive and negative dependence distance using DDR_REVERSED_P.
6840 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
6842 PR tree-optimization/33373
6843 * tree-vect-analyze (vect_determine_vectorization_factor): Call
6844 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
6846 2007-09-12 Jan Hubicka <jh@suse.cz>
6849 * config/i386/i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory):
6850 Disable for !SSE_MATH
6852 2007-09-12 Christian Bruel <christian.bruel@st.com>
6854 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
6855 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
6857 2007-09-12 Ira Rosen <irar@il.ibm.com>
6859 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
6860 for oprnd1 if not required.
6861 (vectorizable_operation): Use scalar operand in SLP in case of
6862 shift with scalar argument.
6864 2007-09-12 Ira Rosen <irar@il.ibm.com>
6866 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and
6869 2007-09-11 James E. Wilson <wilson@specifix.com>
6871 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
6872 TARGET_UNWIND_INFO is defined.
6873 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
6876 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
6878 * config/sh/sh.c (calc_live_regs): Use
6879 current_function_saves_all_registers instead of
6880 current_function_has_nonlocal_label.
6881 (sh_allocate_initial_value): Likewise.
6882 (sh_get_pr_initial_val): Likewise.
6883 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
6884 * config/sh/sh.md (load_ra): Likewise.
6886 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
6888 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
6891 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
6892 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
6894 2007-09-12 Sa Liu <saliu@de.ibm.com>
6896 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
6897 operands to DFmode GE or LE compares.
6899 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
6901 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
6902 REG_CLASS_NAMES): Add P0REGS.
6903 (REGNO_REG_CLASS): Return it where appropriate.
6904 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
6905 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
6906 * doc/md.texi (Blackfin family): Document 'q' constraints.
6908 2007-09-11 Steve Kenton <skenton@ou.edu>
6910 * pa/linux-unwind.h: Guard with inhibit_libc.
6911 * pa/hpux-unwind.h: Likewise.
6913 2007-09-11 David Daney <ddaney@avtrex.com>
6915 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
6916 * doc/install.texi: Document new --with-llsc and --without-llsc
6918 * config.gcc: Handle --with-llsc and --without-llsc configure options.
6919 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
6920 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
6922 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
6923 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6924 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6925 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6926 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
6927 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
6928 * config/mips/mips.opt (mllsc): New option.
6929 * config/mips/mips.c (mips_llsc): Define variable.
6930 (mips_handle_option): Handle mllsc option.
6931 (override_options): Set mips_print_operand_punct for '|' and '-'.
6932 (print_operand): Add new %| and %- operand codes.
6933 * config/mips/mips.h (mips_llsc_setting): New enum type.
6934 (mips_llsc): Declare.
6935 (OPTION_DEFAULT_SPECS): Add llsc handling.
6936 (GENERATE_SYNC): New macro.
6937 (GENERATE_LL_SC): New macro.
6938 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
6939 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6940 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
6941 in %| and %- operand codes.
6943 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
6945 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
6946 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
6948 2007-09-11 Jason Merrill <jason@redhat.com>
6951 * stor-layout.c (layout_decl): Do pack variable size fields.
6953 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
6955 * config/m68k/predicates.md (movsi_const0_operand,
6956 non_symbolic_call_operand): New predicates.
6958 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
6960 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
6961 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
6962 CW, CZ, CS, Ap and Ac.
6964 * config/m68k/m68k.md (UNSPEC_IB): New constant.
6965 (constraints.md): New include.
6966 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
6967 opx_mem, opy_mem, op_mem, guess, split): New attributes.
6968 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
6970 (pushdi): Add split.
6971 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
6972 attributes. Split tstsi_internal_68020_cf from it.
6973 (tstsi_internal_68020_cf): New pattern.
6974 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
6975 (tst<mode>_cf): Specify attributea.
6976 (cmpsi_cf): Name pattern. Specify attributes.
6977 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
6978 (pushexthisi_const): Fix to use alternatives. Specify
6980 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
6981 from it. Fix to use alternatives. Specify attributes.
6982 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
6983 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
6985 (movsf_cf_soft): Specify attributes.
6986 (movdf_cf_soft): Add split.
6987 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
6988 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
6989 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
6990 (truncdfsf2_68881): Name pattern. Specify attributes.
6991 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
6992 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
6993 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
6995 (addsi3_5200): Fix to use alternatives. Specify attributes.
6997 (add<mode>3_cf, subdi_dishl32): Specify attributes.
6998 (subsi3): Add alternative for subq.l. Specify attributes.
6999 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
7000 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
7002 (umulhisi3): Specify attributes.
7003 (mulhisisi3_z): Name pattern. Specify attributes.
7004 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
7005 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
7006 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
7007 bsetmemqi): Specify attributes.
7008 (bsetmemqi_ext): Name pattern. Specify attributes.
7009 (bclrmemqi): Specify attributes.
7010 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
7011 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
7013 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
7014 pattern. Specify attributes.
7015 (jump): Specify attributes.
7016 (tablejump_internal): Name pattern. Specify attributes.
7017 (call_value): Split into non_symbolic_call_value,
7018 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
7019 alternatives. Specify attributes.
7020 (non_symbolic_call_value, symbolic_call_value_jsr,
7021 symbolic_call_value_bsr): New patterns.
7022 (nop, return, unlink, indirect_jump): Specify attributes.
7023 (trap): Fix condition. Specify attributes.
7026 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
7027 (override_options): Initialize it. Initialize m68k_sched_cpu.
7028 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
7029 (const_method): Make global, rename to m68k_const_method.
7030 (const_int_cost, output_move_const_into_data_reg): Update.
7031 (output_move_double): Parametrize to emit rtl code, rename to
7033 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
7034 emit_movsi): New static functions.
7035 (output_move_double): New function with semantics of old
7037 (m68k_emit_move_double): New function.
7038 (m68k_sched_cpu): New variable.
7039 (attr_op_type): New enum.
7040 (sched_guess_p): New variable.
7041 (sched_address_type, sched_operand_type, sched_attr_op_type):
7042 New static functions.
7043 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
7044 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
7045 (sched_branch_type): New static variable.
7046 (m68k_sched_branch_type): New function.
7047 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
7048 (m68k_symbolic_call_var): Declare.
7049 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
7050 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
7051 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
7052 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
7055 2007-09-11 Jakub Jelinek <jakub@redhat.com>
7057 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
7058 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
7059 error if __builtin_va_arg_pack_len () wasn't optimized out during
7061 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
7062 with the number of inline's anonymous arguments.
7063 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
7065 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
7067 * fold-const.c (extract_muldiv_1): Do not simplify var * c * c to var.
7069 2007-09-11 Jan Hubicka <jh@suse.cz>
7071 * config/i386/i386.h (ix86_tune_indices): Add
7072 X86_TUNE_INTER_UNIT_CONVERSIONS.
7073 (TARGET_INTER_UNIT_CONVERSIONS): New.
7074 * config/i386/i386.md (floatsi expanders): Remove redundant check
7075 for SImode source; offload to memory when asked for.
7076 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
7077 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
7079 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
7080 floatsidf2_mixed_memory, floatsidf2_sse_memory
7081 floatdisf2_mixed_memory, floatsisf2_sse_memory,
7082 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
7084 2007-09-11 Jan Hubicka <jh@suse.cz>
7086 * toplev.c (process_options): all frontends now do unit-at-a-time.
7087 * cgraphunit.c: update comments.
7088 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
7089 * c-decl.c (finish_function): use cgraph_add_new_function.
7090 * function.c (expand_function_end): We are always unit-at-a-time.
7092 2007-09-11 Richard Sandiford <richard@codesourcery.com>
7094 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
7095 settings for MIPS16.
7096 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
7098 2007-09-11 Richard Sandiford <richard@codesourcery.com>
7100 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
7101 SYMBOL_FORCE_TO_MEM constants.
7102 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
7103 (mips16_rewrite_pool_refs_info): New structure.
7104 (mips16_rewrite_pool_constant): New function, split out from...
7105 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
7106 mips16_rewrite_pool_refs_info structure rather than a pointer
7107 to a constant pool. Force force_to_mem_operands into memory.
7108 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
7109 * config/mips/predicates.md (force_to_mem_operand): New predicate.
7110 * config/mips/constraints.md (kf): New constraint.
7111 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
7112 (*movsi_mips16): Likewise.
7114 2007-09-11 Richard Sandiford <richard@codesourcery.com>
7115 Nigel Stephens <nigel@mips.com>
7116 David Ung <davidu@mips.com>
7118 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
7119 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
7120 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
7121 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
7122 (mips_zero_extend_cost): New functions.
7123 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
7124 Use the new functions. Tweak many cost estimates, both here
7125 and in the new subroutines. Return false when the cost of the
7126 operands has not been calculated. Check for *clear_upper32.
7127 Check for floating-point multiply-add, reciprocal and rsqrt
7128 patterns. Handle comparison and rotation codes.
7130 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
7132 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
7134 * config/i386/i386.c (get_dllimport_decl): Don't strip
7137 2007-09-10 Janis Johnson <janis187@us.ibm.com>
7140 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
7141 declarations to top.
7142 (DFP_TO_BFP): Use for either XFmode or TFmode.
7143 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
7145 * config/dfp-bit.h: Include float.h.
7146 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
7147 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
7148 which doesn't mean the same thing.
7149 (BFP_KIND): Use 4 to mean TFmode.
7150 (BFP_FMT): Specify the number of decimal digits based on the
7151 number of mantissa digits.
7152 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
7153 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
7154 (STR_TO_BFP): Use strtold for XFmode or TFmode.
7155 (TFtype): Define if TFmode is supported.
7156 * doc/libgcc.texi (Decimal float library routines): Document
7157 TF conversion functions.
7159 2007-09-10 Chao-ying Fu <fu@mips.com>
7161 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
7162 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7163 (mips_emit_compare): Process fixed-point modes.
7164 (mips_pad_arg_upward): Support fixed-point types.
7165 (override_options): Allow fixed-point modes in accumulators.
7166 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
7167 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
7168 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
7169 (mips_scalar_mode_supported_p): New function to accept fixed-point
7170 modes if the width is not greater than two BITS_PER_WORD.
7171 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
7172 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
7173 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
7174 LONG_LONG_ACCUM_TYPE_SIZE): Define.
7175 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
7177 ("IMODE"): New mode attribute.
7178 (mips-fixed.md): Include.
7179 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
7181 * config/mips/mips-fixed.md: New file.
7183 2007-09-11 Ben Elliston <bje@au.ibm.com>
7185 * config/spu/spu.md: Formatting fixes.
7187 2007-09-10 Janis Johnson <janis187@us.ibm.com>
7189 * config/dfp-bit.c (dfp_unary_func): Delete.
7190 (dfp_unary_op): Delete.
7191 (dfp_binary_op): Use decFloat functions instead of decNumber
7192 functions for binary operations.
7193 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
7194 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
7196 (dfp_compare_op): Use decFloat functions insteadof decNumber
7197 functions for comparisons.
7198 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
7199 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
7201 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
7202 call to dxx_binary_op and decFloat function.
7203 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
7204 calls to dxx_binary_op and decFloat function.
7205 * config/dfp-bit.h: Include decFloat header files.
7206 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
7207 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
7208 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
7209 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
7211 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
7212 Jan Sjodin <jan.sjodin@amd.com>
7214 * tree-vect-analyze.c (vect_analyze_operations): Change
7215 comparison of loop iterations with threshold to less than
7216 or equal to instead of less than. Reduce
7217 min_scalar_loop_bound by one.
7218 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
7219 Change prologue and epilogue iterations estimate to vf/2,
7220 when unknown at compile-time. Change versioning guard
7221 cost to taken_branch_cost. If peeling for alignment is
7222 unknown at compile-time, change peel guard costs to one
7223 taken branch and one not-taken branch per peeled loop.
7224 If peeling for alignment is known but number of scalar loop
7225 iterations is unknown at compile-time, change peel guard
7226 costs to one taken branch per peeled loop. Change the cost
7227 model equation to consider vector iterations as the loop
7228 iterations less the prologue and epilogue iterations.
7229 Change outside vector cost check to less than or equal to
7230 zero instead of equal to zero.
7231 (vect_do_peeling_for_loop_bound): Reduce
7232 min_scalar_loop_bound by one.
7233 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
7234 TARG_COND_NOT_TAKEN_BRANCH_COST.
7235 * config/i386/i386.h (processor_costs): Add
7236 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
7237 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
7238 vec_align_load_cost, vect_unalign_load_cost,
7239 vec_store_cost, cond_taken_branch_cost,
7240 cond_not_taken_branch_cost.
7241 Define macros for x86 costs.
7242 * config/i386/i386.c:
7243 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
7244 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
7245 scalar_to_vec_cost, vec_align_load_cost,
7246 vect_unalign_load_cost, vec_store_cost,
7247 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
7248 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
7249 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
7250 core2_cost, generic64_cost, generic32_cost): Set to default
7252 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
7253 (x86_builtin_vectorization_cost): New.
7255 2007-09-10 Janis Johnson <janis187@us.ibm.com>
7256 Ben Elliston <bje@au.ibm.com>
7258 * dfp.c: Include decimal128Local.h;
7259 (dfp_byte_swap): Remove.
7260 (encode_decimal32, decode_decimal32): Don't handle endianness.
7261 (encode_decimal64, decode_decimal64): Ditto.
7262 (encode_decimal128, decode_decimal128): Ditto.
7263 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
7265 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
7267 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
7268 * Makefile.in (DECNUM_H): Add decimal128Local.h.
7270 2007-09-10 David Daney <ddaney@avtrex.com>
7272 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
7274 (memory_barrier): Rewrote as an insn that clobbers memory.
7276 2007-09-10 Richard Sandiford <richard@codesourcery.com>
7278 * config/mips/mips.c (mips_global_pointer): Check
7279 call_really_used_regs instead of call_used_regs.
7280 (mips_save_reg_p): Likewise. Save all call-saved registers
7281 if current_function_saves_all_registers. Fix indentation.
7282 No longer treat $18 as a special case.
7283 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
7285 2007-09-10 Richard Sandiford <richard@codesourcery.com>
7287 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
7288 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
7289 the introductory comment.
7290 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
7291 (override_options): Don't test for it.
7292 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
7293 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
7294 * config/mips/vr.h: As for config/mips/sde.h.
7296 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7297 Revital Eres <eres@il.ibm.com>
7299 * target.h (struct gcc_target.sched): New field: sms_res_mii.
7300 (struct ddg): Define.
7301 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
7302 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
7303 * config/spu/spu.c: Include ddg.h.
7304 (TARGET_SCHED_SMS_RES_MII): Define.
7305 (spu_sms_res_mii): New function to calculate mii.
7306 * modulo-sched (res_MII): Use it.
7307 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
7309 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
7311 * config/s390/s390.c (s390_dump_pool): Create copy of constant
7312 pool entries since they might hold values that must not be shared.
7314 2007-09-10 Robert Kidd <rkidd@crhc.uiuc.edu>
7316 * bb-reorder.c (rest_of_handler_reorder_blocks): Removed call to
7317 RTL level tracer pass.
7318 * passes.c (init_optimization_passes): Move pass_tracer from
7319 after pass_rtl_ifcvt to after pass_dce.
7320 * tracer.c: Update copyright.
7321 (layout_superblocks): Remove function.
7322 (mark_bb_seen): New.
7324 (count_insns): Change to estimate instructions in a Tree-SSA
7326 (find_trace): Use bb_seen_p.
7327 (tail_duplicate): Use bb_seen_p. Call add_phi_args_after_copy
7328 after duplicate_block.
7329 (tracer): Change prototype to match that of a pass execute
7331 (gate_tracer): Rename from gate_handle_tracer.
7332 (rest_of_handle_tracer): Remove function.
7333 * rtl.h: Remove prototype for tracer.
7334 * testsuite/gcc.dg/tree-prof/tracer-1.c: New.
7336 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
7339 * config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
7340 Use 'N' operand constraint for op2.
7341 (lshr<mode>3): Ditto.
7342 (ashl<mode>3): Ditto.
7343 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
7344 (vec_shr_<mode>): Ditto.
7345 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
7346 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
7348 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
7350 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
7351 Change mode macro in the last real_2expN parameter to uppercase.
7353 2007-09-10 Michael Matz <matz@suse.de>
7355 * tree-pass.h (pass_cselim): Declare new pass.
7356 * passes.c (init_optimization_passes): Link in pass_cselim.
7357 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
7358 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
7359 cond_store_replacement.
7360 (condstoretemp): New static variable.
7361 (cond_store_replacement): New function.
7362 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
7363 tree_ssa_phiopt_worker.
7364 (struct name_to_bb): New.
7365 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
7366 nt_init_block, nt_fini_block): New static functions.
7367 (seen_ssa_names, nontrap_set): New static variables.
7368 (gate_cselim, pass_cselim): Define new pass.
7369 * common.opt (ftree-cselim): New flag.
7370 * toplev.c (process_options): Set flag_tree_cselim if required.
7372 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
7374 * simplify-rtx.c (simplify_relational_operation_1): For recent
7375 canonicalization, don't recurse if op1 equals both PLUS arguments.
7377 2007-09-09 David Daney <ddaney@avtrex.com>
7379 * optabs.c (expand_sync_operation): Use plus insn if minus
7381 (expand_sync_fetch_operation): Ditto.
7383 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
7385 * config/i386/i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
7387 (*floatsisf2_sse_vector): Likewise.
7389 2007-09-09 Krister Walfridsson <cato@df.lth.se>
7391 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
7393 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
7395 * config/i386/i386.h (ix86_tune_indices): Rename
7396 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
7397 (TARGET_USE_VECTOR_CONVERTS): Updated.
7398 * config/i386/i386.c: Likewise.
7400 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
7401 Nigel Stephens <nigel@mips.com>
7403 * doc/invoke.texi (Overall Options): Add .sx file extension
7404 as a synonym for .S.
7405 * cppspec.c (known_suffixes): Likewise.
7406 * gcc.c (default_compilers): Likewise.
7408 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
7411 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
7412 * simplify-rtx.c (simplify_relational_operation_1): Add the
7413 canonicalization from i386.h.
7414 * doc/md.texi (Canonicalization of Instructions): Document it.
7416 2007-09-09 Jan Hubicka <jh@suse.cz>
7417 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7419 * config/i386/i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
7420 (TARGET_USE_VECTOR_CONVERTS): New.
7421 * config/i386/i386.md: New post-reload splitters for converting
7422 SF to DF and DF to SF.
7423 (floatsi* expander): Special case vector conversions.
7424 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
7425 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
7426 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
7427 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
7428 Disable when doing vector converts.
7429 (floatsi<mode>2_i387): Disable when
7430 * config/i386/sse.md (vec_dupv2df): Export.
7431 * config/i386/i386.c (ix86_tune_features): Enable SSE conversions.
7433 2007-09-09 Richard Guenther <rguenther@suse.de>
7435 * tree-ssa-operands.c (add_virtual_operand): Only mark
7436 stores as has_volatile_ops if alias information is not available.
7438 2007-09-09 Revital Eres <eres@il.ibm.com>
7440 * doc/contrib.texi: Add myself.
7442 2007-09-09 Ira Rosen <irar@il.ibm.com>
7444 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
7445 stmt_vinfo_set_outside_of_loop_cost): New functions.
7446 * tree-vect-transform.c (vect_get_cost_fields): Remove.
7447 (vect_model_simple_cost): Call
7448 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
7449 field instead of calling vect_get_cost_fields.
7450 (vect_model_store_cost, vect_model_load_cost): Likewise.
7452 2007-09-09 Revital Eres <eres@il.ibm.com>
7454 * config/rs6000/rs6000.c (paired_init_builtins): Add const
7455 declaration to bdesc_paired_preds variable.
7456 (paired_expand_builtin): Likewise.
7458 2007-09-09 Revital Eres <eres@il.ibm.com>
7460 * dbgcnt.def (sms_sched_loop): New counter.
7461 * modulo-sched.c: Use sms_sched_loop instead of
7462 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
7463 perform swing modulo scheduling on. Include dbgcnt.h.
7464 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
7465 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
7467 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
7469 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
7470 Substitute all uses with ...
7471 (MODEF): New mode iterator.
7473 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
7474 from pre-regalloc define_insn_and_split splitter pattern.
7475 (*fix_trunc<mode>_i387_1): Ditto.
7476 (*fistdi2_1): Ditto.
7477 (*fist<mode>2_1): Ditto.
7478 (frndintxf2_floor): Ditto.
7479 (*fist<mode>2_floor_1): Ditto.
7480 (frndintxf2_ceil): Ditto.
7481 (*fist<mode>2_ceil_1): Ditto.
7482 (frndintxf2_trunc): Ditto.
7483 (frndintxf2_mask_pm): Ditto.
7485 (prologue): Use (const_int 0) as never generated filler insn.
7487 (sibcall_epilogue): Ditto.
7488 (eh_return_si): Ditto.
7489 (eh_return_di): Ditto.
7491 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
7492 using MODEF mode iterator.
7493 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
7494 using MODEF mode iterator.
7495 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
7496 using MODEF mode iterator.
7497 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
7498 Macroize expander using MODEF mode iterator.
7500 (zero_extendsidi2): Remove operand constraints from expander.
7501 (smuldi3_highpart): Ditto.
7502 (indirect_jump): Ditto.
7505 * config/i386/sse.md (storentv4sf): Ditto.
7506 (storentv2df): Ditto.
7507 (storentv2di): Ditto.
7509 (sse2_cvtpd2ps): Ditto.
7510 (vec_interleave_highv16qi): Ditto.
7511 (vec_interleave_lowv16qi): Ditto.
7512 (vec_interleave_highv8hi): Ditto.
7513 (vec_interleave_lowv8hi): Ditto.
7514 (vec_interleave_highv4si): Ditto.
7515 (vec_interleave_lowv4si): Ditto.
7516 (vec_interleave_highv2di): Ditto.
7517 (vec_interleave_lowv2di): Ditto.
7518 (sse2_maskmovdqu): Ditto.
7519 * config/i386/mmx.md (mmx_maskmovq): Ditto.
7521 2007-09-09 Ira Rosen <irar@il.ibm.com>
7523 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
7524 (struct _slp_tree, struct _slp_instance): Define new data structures
7525 along macros for their access.
7526 (struct _loop_vec_info): Define new fields: strided_stores,
7527 slp_instances, and slp_unrolling_factor along macros for their access.
7528 (enum slp_vect_type): New.
7529 (struct _stmt_vec_info): Define new field, slp_type, and macros for
7531 (STMT_VINFO_STRIDED_ACCESS): New macro.
7532 (vect_free_slp_tree): Declare.
7533 (vectorizable_load): Add an argument of type slp_tree.
7534 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
7535 vectorizable_assignment): Likewise.
7536 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
7537 Declare (make extern).
7538 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
7539 (new_loop_vec_info): Likewise.
7540 (destroy_loop_vec_info): Free memory allocated for SLP structures.
7541 * tree-vect-analyze.c: Include recog.h.
7542 (vect_update_slp_costs_according_to_vf): New.
7543 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
7544 functions. For not pure SLP stmts with strided access check that the
7545 group size is power of 2. Update the vectorization factor according to
7546 SLP. Call vect_update_slp_costs_according_to_vf.
7547 (vect_analyze_group_access): New.
7548 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
7549 (vect_free_slp_tree): New functions.
7550 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
7551 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
7552 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
7553 vect_detect_hybrid_slp): Likewise.
7554 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
7555 and vect_detect_hybrid_slp.
7556 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
7557 SLP costs into account.
7558 (vect_get_cost_fields): New function.
7559 (vect_model_simple_cost): Make extern, add SLP parameter and handle
7561 (vect_model_store_cost, vect_model_load_cost): Likewise.
7562 (vect_get_constant_vectors): New function.
7563 (vect_get_slp_vect_defs, vect_get_slp_defs,
7564 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
7565 vect_get_vec_defs): Likewise.
7566 (vectorizable_reduction): Don't handle SLP for now.
7567 (vectorizable_call): Don't handle SLP for now. Add argument to
7568 vect_model_simple_cost.
7569 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
7570 get SLPed and vectorized defs). Fix indentation and spacing.
7571 (vectorizable_assignment): Handle SLP.
7572 (vectorizable_induction): Don't handle SLP for now.
7573 (vectorizable_operation): Likewise.
7574 (vectorizable_type_demotion): Add argument to
7575 vect_model_simple_cost.
7576 (vectorizable_type_promotion): Likewise.
7577 (vectorizable_store, vectorizable_load): Handle SLP.
7578 (vectorizable_condition): Don't handle SLP for now.
7579 (vect_transform_stmt): Add a new argument for SLP. Check that there is
7580 no SLP transformation required for unsupported cases. Add SLP
7581 argument for supported cases.
7582 (vect_remove_stores): New function.
7583 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
7584 (vect_transform_loop): Schedule SLP instances.
7585 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
7587 2007-09-09 Andrew Haley <aph@redhat.com>
7589 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
7592 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
7594 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
7595 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
7596 Similar for what label_refs can go in the JUMP_TARGET field. Split
7597 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
7598 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
7599 REG_LABEL when replacing an operand with a LABEL_REF for a
7601 (subst_reloads): When replacing a LABEL_REG with a register,
7602 instead of generating a REG_LABEL note, assert that there already
7603 is one or that the label is a known target for the insn.
7604 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
7605 note, check the JUMP_LABEL field. Remove "else" after return.
7606 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
7607 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
7608 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
7609 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
7610 insns. Iterate over all notes; don't assume there's only one.
7611 * cse.c (recorded_label_ref): Adjust comment to refer to
7613 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
7614 insns, not just NONJUMP_INSN_P.
7615 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
7616 isn't a jump target.
7617 * jump.c (rebuild_jump_labels): Adjust head comment.
7618 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
7619 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
7620 (mark_all_labels): For JUMP_P insns without a target, check if the
7621 the target is noted on the previous nonjump insn.
7622 (mark_jump_label_1): New function, guts from mark_jump_label.
7623 <case IF_THEN_ELSE>: Handle first operand as a non-target when
7624 marking jump target labels.
7625 <case LABEL_REF>: Adjust for whether to generate a
7626 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
7627 For 'E' format rtl, iterate in descending element order.
7628 (delete_related_insns): Handle both REG_LABEL_TARGET and
7629 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
7630 reference count, delete and fallthrough. Move finding-next-
7631 non-deleted insn last in the function. Look at all INSN_P insns
7632 for REG_LABEL_OPERAND notes.
7633 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
7635 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
7636 JUMP_LABEL, output the INSN_UID of it.
7637 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
7638 and/or REG_LABEL_TARGET.
7639 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
7640 with jump.c copy by only adding notes for labels actually
7641 referenced in the insn.
7642 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
7643 usage count increment; handle all INSN_P trial insns.
7644 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
7646 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
7647 REG_LABEL_TARGET and REG_LABEL_OPERAND.
7648 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
7650 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
7651 JUMP_P insns and REG_LABEL_OPERAND everywhere.
7652 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
7653 on all INSN_P insns.
7654 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
7655 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
7656 REG_LABEL_OPERAND notes.
7657 * reload1.c (calculate_needs_all_insns): Adjust comments.
7658 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
7659 * config/alpha/alpha.md (split for load of an address into a
7660 four-insn sequence on Unicos/Mk): Adjust to use
7662 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
7664 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7667 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7668 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
7669 FOR_BB_INSNS_SAFE instead of for loop.
7670 * cse.c (cse_extended_basic_block): Likewise.
7671 * postreload.c (reload_cse_regs_1): New variable next. Make sure
7672 that the for loop does not invoke NEXT_INSN on a deleted insn.
7673 * function.c (instantiate_virtual_regs): Likewise.
7674 * lower-subreg.c (remove_retval_note): Likewise.
7675 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
7677 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
7679 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
7680 insn, if it's a jump.
7681 (try_redirect_by_replacing_jump): New variable jump_p. Call
7682 tablejump_p before delete_insn_chain.
7683 * reload1.c (reload): New variable next. Make sure that the for
7684 loop does not invoke NEXT_INSN on a deleted insn.
7685 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
7686 (delete_output_reload): New variable prev. Make sure the the for
7687 loops do not invoke PREV_INSN on a deleted insn.
7689 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7691 * pa/constraints.md: Remove 'X' from unused letters comment.
7693 2007-09-08 Richard Guenther <rguenther@suse.de>
7695 * tree-tailcall.c (find_tail_calls): If we don't have aliases
7696 computed check stmt_ann->references_memory instead of counting
7699 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
7701 * cse.c (fold_rtx): Use validate_unshare_change() instead of
7702 validate_change() in one more case.
7704 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
7706 PR tree-optimization/32283
7707 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
7708 estimated_loop_iterations.
7709 (determine_use_iv_cost_condition): Decrease cost of expressions
7710 used in iv elimination.
7712 2007-09-08 Richard Guenther <rguenther@suse.de>
7714 * tree-cfg.c (verify_gimple_expr): Avoid building new
7715 pointer types, use TYPE_POINTER_TO if available instead.
7717 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
7720 PR rtl-optimization/26449
7721 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
7722 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
7724 (mulv16qi3): Implement as define_insn_and_split pattern instead of
7725 define_expand. Split insn in split1 pass.
7728 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
7730 PR tree-optimization/33301
7731 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
7734 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
7736 PR tree-optimization/32183
7737 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
7739 * tree-ssa-reassoc.c: Include cfgloop.h.
7740 (is_reassociable_op): Add a loop argument and return true only
7742 (linearize_expr): Updated.
7743 (should_break_up_subtract): Likewise.
7744 (linearize_expr_tree): Likewise.
7745 (init_reassoc): Call loop_optimizer_init with
7746 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
7747 with CDI_DOMINATORS.
7748 (fini_reassoc): Call loop_optimizer_finalize.
7750 2007-09-07 Sterling Augustine <sterling@tensilica.com>
7752 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
7753 if there is no i-cache.
7755 2007-09-07 Richard Guenther <rguenther@suse.de>
7758 2007-09-06 Richard Guenther <rguenther@suse.de>
7760 PR tree-optimization/32586
7761 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7762 folding if nothing changed.
7763 (simplify_unary_expression): New function. Do tree combining
7764 on conversion like codes.
7765 (try_to_simplify): Call it.
7767 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7770 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
7771 (__gthread_active,__gthread_start, __gthread_active_init): New.
7772 * gthr-posix95.h: Likewise.
7774 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
7776 * function.h (struct function): Rename calls_unwind_init
7777 to saves_all_registers.
7778 (current_function_saves_all_registers): Renamed from
7779 current_function_calls_unwind_init.
7780 * reload1.c (reload): Set current_function_saves_all_registers.
7781 * except.c (expand_builtin_unwind_init): Likewise.
7782 * config/m68k/m68k.c (m68k_save_reg): Use
7783 current_function_saves_all_registers to save pic register.
7785 2007-09-07 Janis Johnson <janis187@us.ibm.com>
7787 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
7788 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
7790 Reapply reverted changes:
7792 2007-09-06 Jan Hubicka <jh@suse.cz>
7794 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
7797 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7799 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7800 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7802 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7804 * optabs.c (expand_float): Convert unsigned integer as signed only
7805 if it provides sufficient accuracy; add mode argument to real_2expN.
7806 (expand_fix): Fix comment typos; extend binary float into mode
7807 wider than destination for converion to unsigned integer; add mode
7808 argument to real_2expN.
7809 * real.c (real_2expN): Add mode argument to special-case decimal
7811 * real.h (real_2expN): Ditto.
7812 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7814 (fixed_from_string): Ditto.
7815 (fixed_to_decimal): Ditto.
7816 (fixed_convert_from_real): Ditto.
7817 (real_convert_from_fixed): Ditto.
7818 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7819 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7820 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7821 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7823 2007-09-07 Diego Novillo <dnovillo@google.com>
7825 * tree-flow.h (const_block_stmt_iterator): Remove.
7826 Update all users to use block_stmt_iterator.
7827 * tree-iterator.h (const_tree_stmt_iterator): Remove.
7828 Update all users to use tree_stmt_iterator.
7830 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
7832 * config/mips/mips.c (mips_set_current_function): Temporarily
7833 make this a no-op to fix bootstrap errors, pending rewrite.
7835 2007-09-07 Jan Hubicka <jh@suse.cz>
7837 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
7840 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
7842 PR tree-optimization/33299
7843 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
7844 uses for all relevant loop-exit phis, not just the first.
7846 2007-09-07 Richard Guenther <rguenther@suse.de>
7849 * tree-ssa-operands.c (access_can_touch_variable): An access
7850 of the form (*p)[0] can touch a variable of same size.
7852 2007-09-07 Jan Hubicka <jh@suse.cz>
7854 * passes.c (init_optimization_passes): Add simple dce and addressable
7856 * tree-ssa.c (execute_update_addresses_taken): New function.
7857 (pass_update_address_taken): New.
7858 * tree-ssa-dse.c (execute_simple_dse): New function.
7859 (pass_simple_dse): New.
7860 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
7862 2007-09-07 Tobias Burnus <burnus@net-b.de>
7865 * doc/invoke.texi: Fix -Wstrict-overflow= table.
7867 2007-09-07 Richard Guenther <rguenther@suse.de>
7870 2007-09-06 Richard Guenther <rguenther@suse.de>
7872 PR tree-optimization/32586
7873 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7874 folding if nothing changed.
7875 (simplify_unary_expression): New function. Do tree combining
7876 on conversion like codes.
7877 (try_to_simplify): Call it.
7879 2007-09-07 Richard Guenther <rguenther@suse.de>
7880 Uros Bizjak <ubizjak@gmail.com>
7882 PR tree-optimization/32821
7883 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
7884 NULL in the call to set_bb_stmt_list.
7886 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7888 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
7889 float calls here, rather than leaving some to the caller.
7890 Use call_internal_direct and call_value_internal_direct.
7891 * config/mips/mips.md (call_internal_direct): New pattern.
7892 (call_value_internal_direct): Likewise.
7894 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7896 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
7897 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
7899 (override_options): Set mips_base_move_loop_invariants.
7901 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7903 * config/mips/mips.opt (mcode-readable=): Move to keep list
7906 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7908 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
7909 and -mgpopt options. Adjust the -G documentation to match.
7910 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
7911 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
7912 function, split out from mips_classify_symbol. Return false for
7913 !TARGET_LOCAL_SDATA.
7914 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
7915 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
7916 (override_options): Check whether the -mgpopt setting is consistent
7917 with the other flags.
7918 (symbolic_expression_p): Delete.
7919 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
7920 and default_elf_select_rtx_section.
7921 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
7922 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
7923 external data and TARGET_EXTERN_SDATA.
7925 2007-09-07 Tobias Burnus <burnus@net-b.de>
7928 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
7930 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7932 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
7933 FOR_BB_INSNS_SAFE instead of for loop.
7934 * cse.c (cse_extended_basic_block): Likewise.
7935 * postreload.c (reload_cse_regs_1): New variable next. Make sure
7936 that the for loop does not invoke NEXT_INSN on a deleted insn.
7937 * function.c (instantiate_virtual_regs): Likewise.
7938 * lower-subreg.c (remove_retval_note): Likewise.
7939 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
7941 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
7943 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
7944 insn, if it's a jump.
7945 (try_redirect_by_replacing_jump): New variable jump_p. Call
7946 tablejump_p before delete_insn_chain.
7947 * reload1.c (reload): New variable next. Make sure that the for
7948 loop does not invoke NEXT_INSN on a deleted insn.
7949 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
7950 (delete_output_reload): New variable prev. Make sure the the for
7951 loops do not invoke PREV_INSN on a deleted insn.
7953 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
7955 * cgraphbuild.c (rebuild_cgraph_edges): Export.
7956 * cgraph.h (rebuild_cgraph_edges): Declare.
7957 * tree-pass.h (pass_expand_omp_ssa): New.
7958 * omp-low.c (find_omp_clause): Export.
7959 (copy_var_decl): Split from omp_copy_decl_2.
7960 (build_omp_barrier): Return the call to emit instead of emitting
7962 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
7964 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
7965 expand_omp_for_generic, expand_omp_for_static_nochunk,
7966 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7967 Adapted to work on SSA form.
7968 (execute_expand_omp): Do not invalidate dominance information.
7969 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
7970 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
7971 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
7973 (force_gimple_operand): Allow gimplifying code expressions without
7975 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
7976 * common.opt (fopenmp-ssa): New.
7977 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
7978 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
7979 * tree-cfg.c: Include tree-inline.h.
7980 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
7981 (replace_by_duplicate_decl, replace_ssa_name,
7982 mark_virtual_ops_in_region): New functions.
7983 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
7984 to work on SSA form.
7985 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
7986 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
7989 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7991 * tree-loop-linear.c: Include obstack.h.
7992 (linear_transform_loops): New obstack lambda_obstack.
7993 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
7994 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
7995 and free afterwards.
7996 * lambda.h (struct obstack): New forward declaration.
7997 (lambda_linear_expression_new): New parameter of type struct
7999 (lambda_loopnest_new): Likewise.
8000 (lambda_loopnest_transform): Likewise.
8001 (lambda_body_vector_new): Likewise.
8002 (lambda_body_vector_compute_new): Likewise.
8003 (gcc_loopnest_to_lambda_loopnest): Likewise.
8004 (lambda_loopnest_to_gcc_loopnest): Likewise.
8005 * lambda-code.c: Include obstack.h.
8006 (lambda_lattice_new): New parameter lambda_obstack. Use it for
8008 (lambda_body_vector_new): Likewise.
8009 (lambda_linear_expression_new): Likewise.
8010 (lambda_lattice_new): Likewise.
8011 (lambda_loopnest_new): Likewise. Additionally use obstack to
8012 allocate LN_LOOPS(ret).
8013 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
8014 it to lambda_lattice_new.
8015 (lambda_body_vector_compute_new): New parameter lambda_obstack.
8016 Pass it to lambda_body_vector_new.
8017 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
8018 it to lambda_lattice_new.
8019 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
8020 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
8021 (lambda_compute_target_space): Likewise.
8022 (lambda_compute_auxillary_space): New parameter lambda_obstack.
8023 Pass it to lambda_lattice_compute_base and
8024 compute_nest_using_fourieer_motzkin.
8025 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
8026 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
8027 and lambda_lattice_compute_target_space.
8028 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
8029 Pass it to lambda_linear_expression_new.
8030 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
8031 to gcc_tree_to_linear_expression.
8032 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
8033 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
8034 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
8035 Pass it to lambda_body_vector_new and
8036 lambda_body_vector_compute_new.
8037 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
8038 (lambda-code.o): Likewise.
8040 2007-09-06 Chao-ying Fu <fu@mips.com>
8042 * ginclude/stdfix.h: New file.
8043 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
8044 (convert.o): Add dependence on fixed-value.h.
8045 * c-convert.c (convert): Support FIXED_POINT_TYPE.
8046 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
8047 to define fixed-point constants.
8048 (c_cpp_builtins): Define fixed-point constants.
8049 * convert.c (fixed-value.h): New include.
8050 (convert_to_real): Update comment to include fixed-point.
8051 Support FIXED_POINT_TYPE.
8052 (convert_to_integer): Update comment to include fixed-point.
8053 Support FIXED_POINT_TYPE.
8054 (convert_to_complex): Support FIXED_POINT_TYPE.
8055 (convert_to_fixed): New function.
8056 * convert.h (convert_to_fixed): Declare.
8057 * genopinit.c: Add comment about $Q for only fixed-point modes.
8058 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
8059 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
8060 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
8061 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
8062 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
8063 usneg_optab for fixed-point modes.
8064 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
8066 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
8067 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
8068 unsigned saturation optabs, when type is saturating.
8069 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
8070 (expand_fixed_convert): New function.
8071 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
8072 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
8073 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
8074 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
8075 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
8076 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
8078 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
8079 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
8080 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
8081 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
8082 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
8084 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
8085 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
8086 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
8087 fractuns, satfractuns.
8088 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
8089 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
8090 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
8091 OTI_ssmsub_widen, OTI_usmsub_widen.
8092 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
8093 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
8094 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
8095 umsub_widen_optab, usmsub_widen_optab): Define.
8096 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
8098 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
8100 (expand_fixed_convert): Declare.
8101 * expr.c (convert_move): Support the move of fixed-point modes.
8102 (emit_move_insn_1): Handle fixed-point mode to move via integer.
8103 (categorize_ctor_elements_1): Handle FIXED_CST.
8104 (count_type_elements): Handle FIXED_POINT_TYPE.
8105 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
8106 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8108 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
8109 multiply and add/subtract for fixed-point types.
8110 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
8111 mode, we jump to binop directly.
8112 Support FIXED_CONVERT_EXPR.
8113 (do_store_flag): Check FIXED_CST to put a constant second.
8114 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
8115 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8116 (const_vector_from_tree): Support FIXED_CST.
8117 * doc/extend.texi (Fixed-Point): New node.
8118 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
8119 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
8120 satfract, fractuns, satfractuns): Document them.
8122 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
8124 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
8125 addresses into I registers.
8127 2007-09-06 Jan Hubicka <jh@suse.cz>
8128 Andreas Tobler <a.tobler@schweiz.org>
8130 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
8132 (machopic_legitimize_pic_address): Likewise.
8134 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8135 Jan Hubicka <jh@suse.cz>
8137 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
8138 instead of ufloat_optab->handlers directly.
8139 (floatdidf2): Likewise.
8141 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
8143 * config/mips/mips.c: Include diagnostic.h.
8144 (mips_set_current_function): Check errorcount and sorrycount
8145 before generating RTL.
8147 2007-09-06 Richard Sandiford <richard@codesourcery.com>
8150 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
8151 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
8152 (print_operand_reloc): Likewise.
8154 2007-09-06 Janis Johnson <janis187@us.ibm.com>
8158 2007-09-06 Jan Hubicka <jh@suse.cz>
8160 * config/i386/i386.c (ix86_expand_lround, ix86_expand_round):
8161 Update call of real_2expN.
8163 2007-09-06 Richard Sandiford <richard@codesourcery.com>
8165 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
8166 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
8168 2007-09-05 Janis Johnson <janis187@us.ibm.com>
8170 * optabs.c (expand_float): Convert unsigned integer as signed only
8171 if it provides sufficient accuracy; add mode argument to real_2expN.
8172 (expand_fix): Fix comment typos; extend binary float into mode
8173 wider than destination for converion to unsigned integer; add mode
8174 argument to real_2expN.
8175 * real.c (real_2expN): Add mode argument to special-case decimal
8177 * real.h (real_2expN): Ditto.
8178 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
8180 (fixed_from_string): Ditto.
8181 (fixed_to_decimal): Ditto.
8182 (fixed_convert_from_real): Ditto.
8183 (real_convert_from_fixed): Ditto.
8184 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
8185 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
8186 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
8187 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
8189 2007-09-06 Tom Tromey <tromey@redhat.com>
8191 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
8192 * c-pch.c (c_common_read_pch): Restore current location after
8194 * tree.c (expand_location): Update.
8195 (expr_filename): Changed return type. Unified the two cases.
8196 (expr_lineno): Likewise.
8197 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
8199 * toplev.c (line_table): Changed type.
8200 (general_init): Update.
8201 (realloc_for_line_map): New function.
8202 (general_init): Allocate line_table using GC.
8203 * fix-header.c (line_table): Changed type.
8204 (read_scan_file): Update.
8205 (read_scan_file): Update.
8206 * c-ppoutput.c (maybe_print_line): Update.
8207 (print_line): Update.
8208 (cb_line_change): Update.
8209 (cb_define): Update.
8210 (pp_file_change): Update.
8211 * c-opts.c (c_common_init_options): Update.
8212 (finish_options): Update.
8213 (push_command_line_include): Update.
8214 * c-lex.c (cb_line_change): Update.
8215 (cb_def_pragma): Update.
8216 (cb_define): Update.
8218 (c_lex_with_flags): Use cpp_get_token_with_location.
8219 * input.h (line_table): Changed type.
8220 (location_from_locus): New macro.
8221 * tree.h (EXPR_FILENAME): No longer an lvalue.
8222 (EXPR_LINENO): Likewise.
8223 (expr_locus, set_expr_locus): Declare separately for
8224 USE_MAPPED_LOCATION.
8225 (expr_filename, expr_lineno): Changed return type.
8226 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
8227 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
8228 (expand_gimple_basic_block): Likewise.
8229 * final.c (final_scan_insn): Use expanded_location.
8231 2007-09-06 Richard Guenther <rguenther@suse.de>
8233 PR tree-optimization/32586
8234 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
8235 folding if nothing changed.
8236 (simplify_unary_expression): New function. Do tree combining
8237 on conversion like codes.
8238 (try_to_simplify): Call it.
8239 * builtins.c (fold_builtin_cexp): Fold the built expressions.
8240 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
8242 2007-09-06 Jan Hubicka <jh@suse.cz>
8245 * cse.c (fold_rtx): Avoid invalid sharing.
8247 2007-09-06 Richard Sandiford <richard@codesourcery.com>
8249 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
8250 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
8252 2007-09-06 Revital Eres <eres@il.ibm.com>
8254 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
8255 Fix offsettable memory reference for 750CL.
8257 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
8259 * reload.c (find_reloads_address_1): Try to preserve original
8260 base/index regclass of operands.
8261 * regrename.c (scan_rtx_address): Likewise.
8262 (replace_oldest_value_addr): Likewise.
8264 2007-09-06 Richard Guenther <rguenther@suse.de>
8266 PR tree-optimization/33302
8267 * domwalk.c (walk_dominator_tree): The exit block is
8268 interesting even if it is not reachable.
8270 2007-09-06 Richard Sandiford <richard@codesourcery.com>
8273 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
8275 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
8277 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
8280 2007-09-05 Ian Lance Taylor <iant@google.com>
8282 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
8284 (dump_generic_node): Likewise.
8285 * print-rtl.c (print_decl_name): Likewise.
8286 * print-tree.c (print_node_brief): Likewise.
8287 (print_node): Likewise.
8288 * Makefile.in (RTL_BASE_H): Add alias.h.
8291 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
8293 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
8295 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
8296 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
8298 2007-09-06 Jie Zhang <jie.zhang@analog.com>
8300 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
8301 (tm_defines): Define UCLIBC_DEFAULT to 1.
8302 (extra_options): Add linux.opt.
8303 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
8304 (CRT_CALL_STATIC_FUNCTION): Likewise.
8305 (NO_IMPLICIT_EXTERN_C): Likewise.
8306 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
8307 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
8308 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
8309 (ENDFILE_SPEC): Don't define.
8310 (LIB_SPEC): Likewise.
8311 (CRT_CALL_STATIC_FUNCTION): Likewise.
8312 (NO_IMPLICIT_EXTERN_C): Likewise.
8313 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
8314 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
8316 2007-09-06 Jan Hubicka <jh@suse.cz>
8318 * config/i386/i386.c (ix86_expand_lround, ix86_expand_round):
8319 Update call of real_2expN.
8321 2007-09-06 Jan Hubicka <jh@suse.cz>
8323 * opts.c (common_handle_option): Enable inlining functions for
8326 2007-09-06 Jakub Jelinek <jakub@redhat.com>
8328 * builtin-attrs.def (ATTR_NONNULL_3): New.
8329 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
8330 ATTR_NOTHROW_NONNULL_##FA.
8331 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
8332 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
8333 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
8334 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
8335 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
8336 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
8337 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
8339 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
8340 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
8341 ATTR_FORMAT_NOTHROW_3_4): Remove.
8342 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
8343 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
8344 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
8345 instead of ATTR_FORMAT_*_*.
8347 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
8349 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
8350 parts re-used for REG_FRAME_RELATED_EXPR.
8352 2007-09-05 Janis Johnson <janis187@us.ibm.com>
8354 * optabs.c (expand_float): Convert unsigned integer as signed only
8355 if it provides sufficient accuracy; add mode argument to real_2expN.
8356 (expand_fix): Fix comment typos; extend binary float into mode
8357 wider than destination for converion to unsigned integer; add mode
8358 argument to real_2expN.
8359 * real.c (real_2expN): Add mode argument to special-case decimal
8361 * real.h (real_2expN): Ditto.
8362 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
8364 (fixed_from_string): Ditto.
8365 (fixed_to_decimal): Ditto.
8366 (fixed_convert_from_real): Ditto.
8367 (real_convert_from_fixed): Ditto.
8368 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
8369 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
8370 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
8371 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
8373 2007-09-05 Ian Lance Taylor <iant@google.com>
8375 * init-regs.c (initialize_uninitialized_regs): Call
8376 emit_insn_before rather than add_insn_before.
8378 2007-09-05 Jakub Jelinek <jakub@redhat.com>
8380 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
8381 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
8382 * tree-inline.h (copy_body_data): Add call_expr field.
8383 * tree-inline.c (expand_call_inline): Initialize call_expr.
8384 (copy_bb): Append anonymous inline fn arguments to arguments
8385 when inlining a CALL_EXPR_VA_ARG_PACK call.
8386 * builtins.c (expand_builtin): Issue an error if
8387 BUILT_IN_VA_ARG_PACK is seen during expand.
8388 (fold_call_expr, fold_builtin_call_array): Don't fold
8389 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
8390 __builtin_va_arg_pack () call as last argument.
8391 * gimplify.c (gimplify_call_expr): If last argument to a vararg
8392 function is __builtin_va_arg_pack (), decrease number of call
8393 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
8394 * expr.c (expand_expr_real_1): Issue an error if
8395 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
8396 * tree-pretty-print.c (dump_generic_node): Handle printing
8397 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
8398 * doc/extend.texi (__builtin_va_arg_pack): Document.
8400 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
8402 PR tree-optimization/21513
8403 * builtins.c (build_builtin_expect_predicate): New function.
8404 (fold_builtin_expect): Add argument for expected value.
8405 Distribute __builtin_expect over short-circuiting operations.
8406 Fold nested builtin_expects.
8407 (fold_builtin_2): Adjust call to fold_builtin_expect.
8409 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
8412 PR tree-optimization/13756
8413 * doc/invoke.texi (Options That Control Optimization): Document
8416 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
8418 * config/i386/cpuid.h: New file.
8419 * config/i386/driver-i386.c: Include cpuid.h.
8420 (describe_cache): Shrink size and line strings to 100 bytes.
8421 (detect_caches_amd): Return "" for unsupported max_ext_level.
8422 Use __cpuid function.
8423 (detect_caches_intel): Return "" for unsupported max_level.
8424 Use __cpuid function.
8425 (host_detect_local_cpu): Change feature flag variables to
8426 unsigned int. Initialize only extended feature flag variables.
8427 Use __get_cpuid_max to determine max supported cpuid level.
8428 Use __cpuid function to determine supported features. Fix
8429 calculation of family id. Remove is_amd and check signature
8430 directly. Check for Geode signature. Handle family 4 id.
8431 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
8432 cpu discovery code to lower part of the function.
8433 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
8434 for sub-architecture.
8435 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
8436 [PROCESSOR_K8]: Add k8-sse3 architecture.
8437 [PROCESSOR_NOCONA]: Remove.
8438 [PROCESSOR_GENERIC64]: Ditto.
8439 * config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
8440 * config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
8441 to check for SSE and FXSAVE support.
8442 * config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
8443 Add -minline-all-stringops.
8444 * config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
8445 (x86_64-*-*): Ditto.
8447 2007-09-05 Jie Zhang <jie.zhang@analog.com>
8449 * config/bfin/linux-unwind.h: New file.
8450 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
8451 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
8453 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8455 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
8456 * stmt.c: Include alloc-pool.h.
8457 (struct case_node): Remove GTY marker.
8458 (add_case_node): New parameter case_node_pool. Use it for
8460 (expand_case): New allocation pool case_node_pool. Initialize it,
8461 pass to add_case_node and free it.
8463 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8464 David Ung <davidu@mips.com>
8465 Nigel Stephens <nigel@mips.com>
8467 Add mips16/nomips16 function attributes and -mflip-mips16 option
8468 for testing mixed-mode compilation.
8470 * config/mips/mips.opt (mflip-mips16): New.
8472 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
8473 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
8475 * config/mips/mips.c (mips_base_target_flags): New.
8476 (mips_base_mips16): New.
8477 (mips_base_schedule_insns): New.
8478 (mips_base_reorder_blocks_and_partition): New.
8479 (mips_base_align_loops): New.
8480 (mips_base_align_jumps): New.
8481 (mips_base_align_functions): New.
8482 (mips16_flipper): New.
8483 (mips_attribute_table): Add "mips16" and "nomips16" entries.
8484 (TARGET_SET_CURRENT_FUNCTION): Define.
8485 (mips_mips16_type_p, mips_nomips16_type_p): New.
8486 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
8487 (mips_function_ok_for_sibcall): Make it deal with functions with
8489 (mips_init_split_addresses): New, split out from override_options.
8490 (mips_init_relocs): New, split out from override_options.
8491 (was_mips16_p): New.
8492 (mips_set_mips16_mode): New, split out from override_options.
8493 (mips_set_current_function): New.
8494 (override_options): Add sorry for unsupported mips16/pic
8495 combination. Remove error for mips16/dsp combination. Save
8496 base option settings.
8497 (mips_file_start): Move mips16 mode setting output from here....
8498 (mips_output_function_prologue): ....to here.
8499 (mips_output_mi_thunk): Check for mips16 function.
8500 (build_mips16_function_stub): Don't set .mips16 here.
8501 (build_mips16_call_stub): Likewise.
8502 (mips_expand_builtin): Error in mips16 mode.
8503 (mips_use_mips16_mode_p): New.
8504 (mips_encode_section_info): Check for mips16 function, and set
8505 SYMBOL_REF_FLAGS accordingly.
8507 * doc/extend.texi (Function Attributes): Document new
8508 mips16/nomips16 attributes.
8509 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
8510 (MIPS Options): Document -mflip-mips16.
8512 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8514 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
8515 if we encounter TLS address in MIPS16 mode.
8516 (mips_legitimize_const_move): Check cannot_force_const_mem for
8517 the (const (plus symbol offset)) case; this forces invalid TLS
8518 address in MIPS16 mode to be caught by the above call to sorry.
8519 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
8520 because that now enables emutls, which is not ABI compatible
8521 with native TLS in non-MIPS16 mode.
8523 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8525 Add target hook invoked when cfun changes.
8527 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
8528 * target.h (struct gcc_target): Add set_current_function.
8529 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
8530 (TARGET_INITIALIZER): Add initializer for set_current_function.
8531 * tree.h (push_struct_function): New.
8532 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
8534 (set_cfun): Declare.
8535 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
8537 (push_function_context_to): Use allocate_struct_function
8538 to create null context, not init_dummy_function_start. Use set_cfun.
8539 (pop_function_context_from): Use set_cfun.
8540 (in_dummy_function): New.
8541 (invoke_set_current_function_hook): New.
8543 (push_cfun, pop_cfun): Use set_cfun.
8544 (push_struct_function): New.
8545 (allocate_struct_function): Call invoke_set_current_function_hook
8547 (prepare_function_start): Don't set cfun here. Remove unused
8548 argument; fix all callers.
8549 (init_dummy_function_start): Fiddle with in_dummy_function. Call
8550 push_struct_function.
8551 (init_function_start): Set cfun here.
8552 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
8553 * omp-low.c (create_omp_child_function): Use push_struct_function
8554 and pop_cfun to save/restore state.
8555 (expand_omp_parallel): Remove unused saved_cfun variable.
8556 * cgraphunit.c (ipa_passes): Use set_cfun.
8557 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
8558 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
8559 * matrix-reorg.c (transform_allocation_sites): Likewise.
8560 (matrix_reorg): Use set_cfun.
8561 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
8562 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
8563 assignment to cfun; use set_cfun for the other.
8564 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
8565 (dump_function_to_file): Use push_cfun/pop_cfun here.
8566 * c-decl.c (finish_function): Use set_cfun.
8568 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8570 * regrename.c (rerename_optimize): Use deferred rescanning and
8571 insert explicit calls to rescan insns when changed.
8573 2007-09-05 Jan Hubicka <jh@suse.cz>
8575 * optabs.c (libfunc_entry): Change optab to integer.
8576 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
8577 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
8578 of pointers for hashing.
8580 2007-09-05 Jan Hubicka <jh@suse.cz>
8582 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
8584 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
8585 * see.c (pass_see): Likewise.
8586 * tracer.c (pass_tracer): Likewise.
8587 * postreload-gcse.c (pass_gcse2): Likewise.
8588 * postreload.c (pass_postreload_cse): Likewise.
8589 * mode-switching.c (pass_mode_switching): Likewise.
8590 * modulo-sched.c (pass_sms): Likewise.
8591 * cse.c (cse_insn): Likewise.
8592 * web.c (pass_web): Likweise.
8593 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
8594 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
8595 * loop-init.c (pass_rtl_loop_init): Likewise.
8596 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
8597 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
8598 * global.c (pass_global_alloc): Likewise.
8599 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
8600 pass_if_after_reload): Likewise.
8601 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
8602 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
8603 * regmove.c (pass_regmove): Likewise.
8604 * function.c (pass_thread_prologugues_epilogues): Likewise.
8605 * gcse.c (pass_gcse): Likewise.
8606 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
8607 * lower-subreg.c (pass_lower_subreg2): Likewise.
8608 * bt-load.c (pass_branch_target_load): Likewise.
8609 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
8610 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
8611 * combine.c (pass_combine): Likewise.
8612 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
8613 (pass_partition_blocks): Likewise.
8614 * var-tracking.c (pass_variable_track): Likewise.
8615 * reg-stack.c (pass_stack_regs_run): Likewise.
8616 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
8617 * passes.c (pass_postreload): Likewise.
8618 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
8619 * tree-pass.h (TODO_verify_rtl_sharing): New.
8620 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
8621 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
8622 TODO_set_props, TODO_df_finish, TODO_df_verify,
8623 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
8625 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8627 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
8628 fold_real_zero_addition_p, reorder_operands_p,
8629 div_if_zero_remainder, fold_undefer_overflow_warnings,
8630 int_binop_types_match_p, fold_convert_const_int_from_int,
8631 fold_convert_const_int_from_real,
8632 fold_convert_const_int_from_fixed,
8633 fold_convert_const_real_from_real,
8634 fold_convert_const_real_from_fixed,
8635 fold_convert_const_fixed_from_fixed,
8636 fold_convert_const_fixed_from_int,
8637 fold_convert_const_fixed_from_real, maybe_lvalue_p,
8638 fold_checksum_tree, fold_check_failed, print_fold_checksum,
8639 debug_fold_checksum, multiple_of_p): Constify.
8640 * tree-flow-inline.h (get_lineno): Likewise.
8641 * tree-flow.h (get_lineno): Likewise.
8642 * tree-object-size.c (compute_object_offset, addr_object_size,
8643 alloc_object_size, pass_through_call): Likewise.
8644 * tree-pretty-print.c (op_symbol, print_call_name,
8645 print_struct_decl, do_niy): Likewise.
8646 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
8647 debug_fold_checksum): Likewise.
8649 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
8652 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
8653 note, remove the associated REG_RETVAL note.
8655 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
8657 * config.gcc (powerpc*-*-*): Install
8658 spu2vmx.h, vec_types.h, and si2vmx.h headers.
8659 * config/rs6000/spu2vmx.h: New header.
8660 * config/rs6000/si2vmx.h: New header.
8661 * config/rs6000/vec_types.h: New header.
8663 2007-09-05 Ben Elliston <bje@au.ibm.com>
8665 * varasm.c (initializer_constant_valid_p): Fix comment typo.
8667 2007-09-05 Ben Elliston <bje@au.ibm.com>
8669 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
8671 (__stdcx): Make asm volatile.
8672 (__stwcx, __stdcx): Return only 0 or 1.
8674 2007-09-05 Jan Hubicka <jh@suse.cz>
8678 2007-09-04 Jan Hubicka <jh@suse.cz>
8679 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
8681 2007-09-04 Richard Guenther <rguenther@suse.de>
8682 * tree-ssa-operands.c (add_virtual_operand): Only mark
8683 stores as has_volatile_ops if alias information is not available.
8685 2007-09-05 Jakub Jelinek <jakub@redhat.com>
8687 * config/rs6000/tramp.asm: Include config.h.
8688 Check __PIC__ or __pic__ macro instead of SHARED.
8690 PR rtl-optimization/32300
8691 * see.c (see_copy_insn): New function.
8692 (see_def_extension_not_merged, see_merge_one_use_extension,
8693 see_merge_one_def_extension): Use it. Avoid changing
8694 PREV_INSN/NEXT_INSN chains directly, insted emit insns
8695 into sequences. Call df_insn_delete on temporary insns
8696 that won't be emitted into the insn stream.
8697 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
8698 and run df_process_deferred_rescans () before run_fast_dce.
8700 PR tree-optimization/33017
8701 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
8702 recurse for pure or const function calls.
8704 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8706 * c-format.c: Include alloc-pool.h.
8707 (check_format_info_main): New argument fwt_alloc. Use allocation
8708 pool instead of GC. Remove GC deallocation code.
8709 (check_format_arg): Create allocation pool, pass it to
8710 check_format_info_main and free it afterwards.
8711 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
8713 2007-09-05 Ben Elliston <bje@au.ibm.com>
8715 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
8716 Rename count macro arugment for clarity.
8717 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
8718 (__protected_stream_set): Likewise, pass 0.
8720 2007-09-04 Jan Hubicka <jh@suse.cz>
8722 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
8724 2007-09-04 Jan Hubicka <jh@suse.cz>
8726 * invoke.texi (-finline-small-functions): Document.
8727 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
8728 when deciding what is inlinable.
8729 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
8730 (cgraph_decide_inlining_of_small_function): Handle new flags.
8731 (cgraph_decide_inlining_incrementally): Likewise.
8732 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
8733 * common.opt (finline-small-functions): New.
8734 * Makefile.in (build/gengtype.o-warn): Work around PR29478
8736 2007-09-04 Richard Guenther <rguenther@suse.de>
8738 * tree-ssa-operands.c (add_virtual_operand): Only mark
8739 stores as has_volatile_ops if alias information is not available.
8741 2007-09-04 Andrew Haley <aph@redhat.com>
8743 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
8745 2007-09-04 Andrew Haley <aph@redhat.com>
8747 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
8748 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
8749 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
8751 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
8754 * common.opt: Mention ABI version 2 in comment.
8756 2007-09-04 Jan Hubicka <jh@suse.cz>
8758 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
8759 (libfunc_entry): New structure.
8760 (libfunc_hash): New hashtable.
8761 (hash_libfunc): New function.
8762 (eq_libfunc): New function.
8763 (convert_optab_libfunc): New function.
8764 (optab_libfunc): New function.
8765 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
8766 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
8767 expand_float, expand_fix, new_optab, new_convert_optab):
8768 Update for new libfunc API.
8769 (init_libfunc, init_integral_libfuncs,
8770 init_floating_libfuncs, init_interclass_conv_libfuncs
8771 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
8772 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
8773 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
8774 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
8775 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
8776 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
8777 gen_extend_conv_libfunc): New.
8778 (init_one_libfunc): Revamp for hashtables.
8779 (set_conv_libfunc): Likewise.
8780 (init_optabs): Initialize hashtable; use lazy initialization where
8782 * optabs.h (optab_handlers): Move out of GGC.
8783 (optab, convert_optab): Move out of GGC; add lazy gen info.
8784 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
8785 (optab_libfunc, convert_optab_libfunc): New.
8786 * builtins.c (expand_builtin_powi): Update for new API.
8787 * expr.c (convert_move): Likewise.
8788 * expmed.c (expand_divmod): Likewise.
8790 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
8792 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
8793 GOT pointer only if there is a constant pool. Use the allocated space
8796 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
8798 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
8801 2007-09-04 Revital Eres <eres@il.ibm.com>
8802 Richard Guenther <rguenther@suse.de>
8803 R. Clint Whaley <whaley@cs.utsa.edu>
8805 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
8807 * tree-tailcall.c (process_assignment): Use -fassociative-math
8808 when reodering operands of floating-point type.
8809 * fold-const.c (fold_comparison, fold_binary): Use
8810 -fassociative-math and -freciprocal-math instead of
8811 -funsafe-math-optimization flag.
8812 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
8813 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
8814 -freciprocal-math instead of -funsafe-math-optimizations.
8815 * opts.c (set_fast_math_flags): Set -freciprocal-math and
8816 -fassociative-math when -ffast-math is set.
8817 (set_unsafe_math_optimizations_flags): New Function
8818 to set -freciprocal-math and -fassociative-math when
8819 -funsafe-math-optimizations is set.
8820 (common_handle_option): Call it.
8821 * tree-vectorizer.c (vect_is_simple_reduction): Use
8822 -fassociative-math when doing reduction on floats.
8823 * loop-unroll.c (analyze_insn_to_expand_var): Use
8824 -fassociative-math when expanding an accumulator of type float.
8825 * simplify-rtx.c (simplify_binary_operation_1): Use
8826 -fassociative-math and -freciprocal-math when reordeing operands
8827 of floating-point type.
8828 * combine.c (combine_simplify_rtx): Likewise.
8829 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
8831 * common.opt (-fassociative-math, -freciprocal-math): New flags.
8833 2007-09-04 Paolo Carlini <pcarlini@suse.de>
8836 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
8838 2007-09-04 Jan Hubicka <jh@suse.cz>
8840 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
8842 2007-09-04 Jan Hubicka <jh@suse.cz>
8844 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
8845 and corresponding MATCH_DUP.
8847 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
8850 * combine.c (subst): Do not try to simplify X if it represents load
8851 of FP constant from the constant pool via float extension.
8853 2007-09-04 Ben Elliston <bje@au.ibm.com>
8855 * c-opts.c: Include "tm_p.h".
8856 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
8858 2007-09-04 Richard Guenther <rguenther@suse.de>
8860 PR tree-optimization/33291
8861 * tree-pretty-print.c (dump_generic_node): Dump all
8862 qualifiers for pointer types, not only first. Dump
8863 qualifiers for aggregate types as well.
8864 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
8865 use the canonical type for building ARRAY_REFs.
8866 * gimplify.c (canonicalize_addr_expr): Clean up. The
8867 correct validness check is compatibility of the pointer
8868 types. Always use the canonical type for building
8869 ARRAY_REFs and ADDR_EXPRs.
8870 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
8871 change that disabled propagation of ADDR_EXPRs into statements
8874 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8876 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
8877 (umulsi3_highpart): Make into expanders; existing insns are
8878 now named *[insn]_nov6. Add stars to existing [insn]_v6
8879 counterparts' names.
8881 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
8883 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
8884 (unprotoize.o): Remove SHLIB_MULTILIB.
8886 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
8888 * doc/extend.texi: Document progmem attribute for AVR.
8890 2007-09-03 Anatoly Sokolov <aesok@post.ru>
8893 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
8895 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8897 * optabs.c (expand_ffs): Initialize val and defined_at_zero
8900 * optabs.c: Remove unnecessary forward declarations.
8901 (expand_unop_direct): New, broken out of expand_unop.
8902 (expand_doubleword_clz): New.
8903 (expand_ctz): Move above expand_ffs. Use
8904 start_sequence, end_sequence, add_equal_note, and
8905 expand_unop_direct. Add more commentary.
8906 (expand_ffs): Try both ctz optab and expand_ctz.
8907 Generate a test and branch if the hardware doesn't give us
8908 a useful value for input zero. Style improvements similar to
8911 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
8913 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8915 * config.gcc: Delete stanza for arm-semi-aof and
8916 armel-semi-aof targets.
8917 * config/arm/arm-protos.h
8919 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
8920 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
8921 delete aof_pic_label and remove mention of AOF in comments.
8922 * config/arm/arm.md: Delete patterns used only for AOF assembly.
8924 * config/arm/semiaof.h
8925 * config/arm/t-semi: Delete file.
8927 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8929 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
8930 CONST_CAST_BB): New macros for type-specific casts.
8931 (CONST_CAST): Add a TYPE parameter and define it in terms of
8934 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
8935 * c-lex.c (cb_ident, lex_string): Likewise,
8936 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
8937 * config/i386/i386.c (ix86_function_regparm,
8938 ix86_function_sseregparm): Use CONST_CAST_TREE.
8939 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
8941 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
8942 give_switch, set_multilib_dir): Likewise,
8943 * gengtype-parse.c (string_seq, typedef_name): Likewise,
8944 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
8945 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
8946 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
8947 * prefix.c (update_path): Likewise,
8948 * pretty-print.c (pp_base_destroy_prefix): Likewise,
8949 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
8950 * tree-cfg.c (tree_can_merge_blocks_p,
8951 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
8952 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
8953 * tree.c (build_string): Supply a TYPE for CONST_CAST.
8954 (attribute_list_contained): Use CONST_CAST_TREE.
8956 2007-09-03 Krister Walfridsson <cato@df.lth.se>
8958 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
8960 2007-09-03 Richard Sandiford <richard@codesourcery.com>
8963 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
8964 before forcing them into a register.
8966 2007-09-03 Richard Sandiford <richard@codesourcery.com>
8968 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
8969 rather than define_code_macro.
8971 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8973 * gcc.c (xputenv): New function.
8974 (putenv_from_prefixes): Use xputenv instead of putenv.
8975 (process_command): Use xputenv instead of putenv.
8976 (set_collect_gcc_options): Use xputenv instead of putenv.
8977 (main): Use xputenv instead of putenv.
8979 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
8981 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
8982 availability of swap instruction.
8983 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
8985 2007-09-03 Revital Eres <eres@il.ibm.com>
8987 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
8990 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
8991 Ayal Zaks <zaks@il.ibm.com>
8992 Revital Eres <eres@il.ibm.com>
8994 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
8995 compute_split_row): New functions.
8996 (ps_unschedule_node): Remove.
8997 (normalize_sched_times): Iterate over the already scheduled
8998 insns instead of the number of nodes.
8999 (MAX_SPLIT_NUM): New definition.
9000 (sms_schedule_by_order): Change the scheduling heuristic to
9001 avoid useless increases of initiation interval ii.
9002 (get_sched_window): Add dump printouts.
9004 2007-09-02 David Daney <ddaney@avtrex.com>
9006 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
9007 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
9008 (optab, insn): Add more attributes.
9009 (fetchop_bit): New code macro.
9010 (immediate_insn): New code macro attribute.
9011 (sync): Change condition to ISA_HAS_SYNC.
9012 (rdhwr): Change predicate for operand 0 to register_operand.
9013 (memory_barrier): New expand.
9014 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
9015 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
9016 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
9017 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
9018 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
9019 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
9020 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
9021 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
9022 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
9024 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
9025 Hans-Peter Nilsson <hp@axis.com>
9027 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
9028 Defined to describe availability and behavior of CLZ.
9029 * config/cris/cris.md (clzsi2): Implement using lz instruction.
9030 * config/cris/cris.opt: Tweak comment for "-metrax4".
9031 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
9032 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
9033 (count_leading_zeros): Define.
9035 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9037 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
9039 2007-09-02 Joseph Myers <joseph@codesourcery.com>
9043 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
9046 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
9048 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
9049 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
9050 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
9051 sched-deps.c, sched-int.h, system.h, target.h,
9052 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
9053 tree.def: Fix comment typos.
9055 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
9057 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
9058 (override_options): Turn on -mstrict-align on non-ColdFire
9060 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
9062 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9064 * c-common.c (const_strip_array_types): Delete.
9065 * c-common.h (const_strip_array_types): Likewise.
9066 * emit-rtl.c (const_next_insn, const_previous_insn,
9067 const_next_nonnote_insn, const_prev_nonnote_insn,
9068 const_next_real_insn, const_prev_real_insn,
9069 const_next_active_insn, const_prev_active_insn, const_next_label,
9070 const_prev_label): Delete.
9071 * gimple-low.c (block_may_fallthru): Use expr_last.
9072 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
9073 * rtl.h (const_previous_insn, const_next_insn,
9074 const_prev_nonnote_insn, const_next_nonnote_insn,
9075 const_prev_real_insn, const_next_real_insn,
9076 const_prev_active_insn, const_next_active_insn, const_prev_label,
9077 const_next_label): Delete.
9078 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
9079 * system.h (CONST_CAST): Update comment.
9080 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
9081 (const_first_stmt, const_last_stmt): Delete.
9082 (tree_block_ends_with_condjump_p): Use last_stmt.
9083 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
9084 * tree-iterator.c (const_expr_first, const_expr_last,
9085 const_expr_only): Delete.
9086 * tree.c (const_lookup_attribute): Likewise.
9087 (attribute_list_contained): Use lookup_attribute.
9088 * tree.h (const_lookup_attribute, const_expr_first,
9089 const_expr_last, const_expr_only): Delete.
9091 2007-09-01 Richard Guenther <rguenther@suse.de>
9093 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
9094 instead of TREE_THIS_VOLATILE.
9095 * tree-ssa-operands.c (add_virtual_operand): Do not set
9096 has_volatile_ops. Do not check s_ann for NULL.
9097 (get_indirect_ref_operands): Likewise.
9098 (get_expr_operands): Likewise. For all reference trees
9099 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
9100 check base of reference for TREE_THIS_VOLATILE.
9102 2007-09-01 Richard Guenther <rguenther@suse.de>
9104 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
9105 between integral types. Also allow conversions between
9108 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9110 * optabs.c (prepare_float_lib_cmp): Use
9111 libgcc_cmp_return_mode instead of word_mode.
9112 * config/dfp-bit.h: Likewise.
9113 * config/fp-bit.h: Likewise.
9114 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
9116 (spu_libgcc_shift_count_mode): New function.
9117 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
9118 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
9120 2007-08-31 Joseph Myers <joseph@codesourcery.com>
9122 * tree-pretty-print.c: Include output.h.
9123 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
9124 HOST_WIDE_INT_PRINT_DEC.
9125 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
9127 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
9129 PR rtl-optimization/33224
9130 * loop-iv.c (latch_dominating_def): Check that the definition belongs
9131 to the analysed region.
9133 2007-08-31 Richard Guenther <rguenther@suse.de>
9135 * function.c (allocate_struct_function): Do not set
9136 current_function_returns_pointer.
9137 * function.h (struct var_refs_queue): Remove.
9138 (struct simple_obstack_stack): Likewise.
9139 (struct function): Remove fixup_var_refs_queue member.
9140 Remove returns_pointer flag.
9141 (current_function_returns_pointer): Remove define.
9143 2007-08-31 Nick Clifton <nickc@redhat.com>
9145 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
9146 secondary keys in order to obtain a stable sort.
9148 2007-08-31 Nick Clifton <nickc@redhat.com>
9151 * config/m32r/constraints.md: Add W constraint for integer zero.
9152 * config/m32r/m32r.md (get_pc): Use W and i constraints.
9153 Fix length calculation by using alternatives.
9155 2007-08-31 Richard Sandiford <richard@codesourcery.com>
9157 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
9158 split out from expand_binop.
9159 (avoid_expensive_constant): New function.
9160 (expand_binop_directly): Remove commutative_op argument and
9161 (expand_binop_directly): Remove commutative_op argument and
9162 call cummutative_optab_p instead. Do not change op0 or op1
9163 when swapping xop0 and xop1. Apply avoid_expensive_constant
9164 to each argument after potential swapping. Enforce the
9165 canonical order of commutative operands.
9166 (expand_binop): Use shift_optab_p and commutative_optab_p.
9167 Update the calls to expand_binop_directly. Only force constants
9168 into registers when widening an operation. Only swap operands
9169 once a direct expansion has been rejected.
9170 (expand_twoval_binop): Only force constants into registers when
9171 using a direct expansion.
9173 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
9175 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
9176 (sched_analyze_insn): Don't postprocess speculative dependencies when
9177 target has no scheduling.
9178 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
9179 'uninitialized' warning.
9181 2007-08-31 Richard Guenther <rguenther@suse.de>
9183 * tree.c (build_complex_type): Always set TYPE_NAME for
9186 2007-08-31 Olivier Hainque <hainque@adacore.com>
9188 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
9189 internal macro. Default alignment factor for csect directives, chosen
9190 to match what BIGGEST_ALIGNMENT allows.
9191 (DATA_SECTION_ASM_OP): Use it.
9192 * config/rs6000/rs6000.c
9193 (rs6000_xcoff_output_readonly_section_asm_op):
9194 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
9195 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
9197 2007-08-31 Olivier Hainque <hainque@adacore.com>
9199 * dbxout.c (dbxout_block): Move declaration within the first
9200 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
9201 block to include the definition, together with the associated
9204 2007-08-31 David Edelsohn <edelsohn@gnu.org>
9205 Revital Eres <eres@il.ibm.com>
9207 * doc/invoke.texi (-mpaired): Document flag.
9208 * config.gcc: Include paired.h in powerpc extra_headers and
9209 750cl.h in powerpc-*-linux*paired*.
9210 * config/rs6000/rs6000.opt (-mpaired): New flag.
9211 * config/rs6000/rs6000.c (paired_init_builtins,
9212 paired_expand_builtin, paired_expand_lv_builtin,
9213 paired_expand_stv_builtin, paired_expand_predicate_builtin):
9214 New functions to support the paired single builtin functions.
9215 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
9216 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
9218 (bdesc_paired_preds): New structure for paired predicate
9220 (rs6000_expand_builtin): Expand paired single builtins.
9221 (rs6000_init_builtins): Init paired single builtins.
9222 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
9223 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
9224 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
9225 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
9226 (rs6000_vector_mode_supported_p): Support paired vector mode.
9227 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
9228 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
9230 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
9231 (DATA_ALIGNMENT): Likewise.
9232 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
9233 (rs6000_builtins): Add PAIRED builtins.
9234 * config/rs6000/rs6000.md: Include paired.md.
9235 * config/rs6000/paired.h: New.
9236 * config/rs6000/paired.md: New.
9237 * config/rs6000/750cl.h: New.
9238 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
9240 2007-08-30 Ollie Wild <aaw@google.com>
9242 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
9243 * gcc.c (default_compilers): Add -fno-directives-only to
9244 @assembler-with-cpp.
9246 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
9250 * regclass.c (initial_fixed_regs): Revert previous change and make
9252 (initial_call_used_regs): Likewise.
9253 (initial_call_really_used_regs): Delete, reverting previous addition.
9254 (initial_reg_names): Likewise.
9255 (init_reg_sets): Revert previous change.
9256 (saved_fixed_regs): New.
9257 (saved_call_used_regs): New.
9258 (saved_call_really_used_regs): New.
9259 (saved_reg_names): New.
9260 (save_register_info): New.
9261 (restore_register_info): New.
9262 (init_reg_sets_1): Replace reset of register info with call to
9263 restore_register_info.
9264 * rtl.h (save_register_info): Declare.
9265 * toplev.c (backend_init): Call save_register_info.
9267 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9269 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
9270 from the original statement.
9272 2007-08-30 Chao-ying Fu <fu@mips.com>
9274 * c-lex.c (interpret_fixed): Declare.
9275 (interpret_float): Process _Fract and _Accum.
9276 (interpret_fixed): New function.
9277 * final.c (output_addr_const): Process CONST_FIXED.
9278 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
9279 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
9281 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
9283 (simplify_immed_subreg): Support CONST_FIXED.
9284 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
9285 (simplify_subreg): Support CONST_FIXED.
9287 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
9289 * config/rs6000/ppu_intrinsics.h: New file.
9290 * config.gcc (powerpc*-*-* <extra_headers>): Install
9293 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9295 * cfg.c (dump_flow_info): Change to also print entry and exit
9297 * print-rtl.c (print_rtl_single): Allow to print rtl with
9300 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9302 * df-core.h (df_dump_region): New function.
9303 * df.h (df_dump_region): New function.
9304 * loop-invariant.c (find_defs): Add call to df_dump_region.
9305 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
9308 2007-08-30 Jakub Jelinek <jakub@redhat.com>
9311 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
9312 true if any of the compare_section_name calls returned true,
9313 rather than if any returned false.
9315 2007-08-30 Richard Guenther <rguenther@suse.de>
9317 PR tree-optimization/33199
9318 * tree-ssa-structalias.c (handle_lhs_call): New function.
9319 (find_func_aliases): In non-IPA mode make sure that for
9320 calls that return a pointer we add a constraint for the
9321 result to point to anything.
9323 2007-08-30 Richard Guenther <rguenther@suse.de>
9325 * doc/invoke.texi (-mveclibabi): Document new target option.
9326 * config/i386/i386.opt (-mveclibabi): New target option.
9327 * config/i386/i386.c (ix86_veclib_handler): Handler for
9328 vectorization library support.
9329 (override_options): Handle the -mveclibabi option, initialize
9330 the vectorization library handler.
9331 (ix86_builtin_vectorized_function): As fallback call the
9332 vectorization library handler, if set.
9333 (ix86_veclibabi_acml): New static function for ACML ABI style
9334 vectorization support.
9336 2007-08-30 Jakub Jelinek <jakub@redhat.com>
9338 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
9339 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
9340 SImode and update m. Don't run gen_lowpart_common on arbitrary
9341 memory address, force it to register first.
9344 * dce.c (dce_process_block): Don't delete setters of
9345 artificially used registers.
9347 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9349 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
9350 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
9351 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
9353 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9355 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
9357 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
9358 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
9360 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9362 * system.h: Activate -Wcast-qual as warning-only.
9364 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
9367 * config/rs6000/rs6000.c (compare_section_name): New function.
9368 (rs6000_elf_in_small_data_p): Compare section prefixes instead
9371 2007-08-29 Olivier Hainque <hainque@adacore.com>
9373 * xcoffout.c: #include debug.h.
9374 * Makefile.in (xcoffout.o): Add debug.h dependency.
9376 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
9378 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
9379 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
9381 2007-08-29 Richard Guenther <rguenther@suse.de>
9383 * tree-pretty-print.c (dump_generic_node): Print
9384 label DECL_UID as D.%u.
9385 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
9387 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9389 * builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
9390 * builtins.def (BUILT_IN_REALLOC): New builtin.
9392 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
9395 * tree.c (build_type_attribute_qual_variant): Set canonical types
9396 on the final, unqualified attribute variant before building the
9399 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9401 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
9402 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
9404 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9407 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9408 * config/bfin/bfin.md (composev2hi): Put operands into vector
9411 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9413 * config/bfin/bfin.md (composev2hi): Put operands into vector
9416 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9418 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
9419 attribute when appropriate.
9420 (bfin_handle_l1_text_attribute): New.
9421 (bfin_handle_l1_data_attribute): New.
9422 (bfin_attribute_table): Add attributes: l1_text, l1_data,
9423 l1_data_A and l1_data_B.
9424 * doc/extend.texi (node Function Attributes): Document l1_text
9426 (Variable Attributes): Add Blackfin subsection. Document l1_data,
9427 l1_data_A and l1_data_B variable attributes.
9429 2007-08-28 Jie Zhang <jie.zhang@analog.com>
9431 * config/bfin/bfin.opt (minline-plt): Add.
9432 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
9433 call to global functions.
9434 * doc/invoke.texi (Option Summary): Mention -minline-plt.
9435 (Blackfin Options): Document -minline-plt.
9437 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
9439 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
9440 given a non-function.
9441 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
9443 2007-08-28 DJ Delorie <dj@redhat.com>
9445 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
9447 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9449 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
9451 2007-08-28 Richard Guenther <rguenther@suse.de>
9453 * tree.h (struct tree_function_decl): Increase size of
9454 function_code bitfield.
9456 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
9457 Kazu Hirata <kazu@codesourcery.com>
9459 * config/m68k/linux.h
9460 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
9461 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
9462 (m68k_return_in_memory): New.
9463 * config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
9466 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
9469 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
9470 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
9471 operand) when top VEC_SELECT extracts scalar element.
9472 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
9473 (*vec_extract_v4sf_mem): Ditto.
9475 2007-08-28 Jakub Jelinek <jakub@redhat.com>
9478 * passes.c (init_optimization_passes): Move pass_df_finish
9479 after pass_postreload sublist.
9481 PR rtl-optimization/33148
9482 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
9483 (neg (lt X 0)) if X has scalar int mode.
9486 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
9487 initializer, use build_vector_from_ctor if possible to create
9488 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
9489 even after this, return NULL.
9491 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
9493 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
9495 2007-08-28 Richard Guenther <rguenther@suse.de>
9497 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
9498 (struct tree_function_decl): Make function_code a bitfield.
9499 Add disregard_inline_limits flag.
9500 * cgraphunit.c (cgraph_process_new_functions): Check
9501 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
9502 (cgraph_preserve_function_body_p): Likewise.
9503 * ipa-inline.c (compute_inline_parameters): Likewise.
9504 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
9505 for GNU C extern inline functions.
9506 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
9507 * tree-inline.c (disregard_inline_limits_p): Remove.
9508 * tree-inline.h (disregard_inline_limits_p): Likewise.
9509 * c-common.c (handle_always_inline_attribute): Set
9510 DECL_DISREGARD_INLINE_LIMITS.
9511 * langhooks.c (add_builtin_function): Verify the function code
9512 fits in the bitfield.
9514 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
9515 Vladimir Yanovsky <yanov@il.ibm.com>
9516 Revital Eres <eres@il.ibm.com>
9517 Andrey Belevantsev <abel@ispras.ru>
9519 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
9521 * modulo-sched.c: Add documentation regarding do-loop.
9522 (doloop_register_get): Change number of arguments to support
9523 the new do-loop pattern and check whether COUNT_REG has no other
9524 occurences in the loop besides in the control part.
9525 (duplicate_insns_of_cycles): Do not duplicate the insn which
9526 changes count_reg as it is already adjusted.
9527 (generate_prolog_epilog): New argument to support the new
9528 do-loop pattern. Change the subtract instruction to use
9529 expand_simple_binop. Call duplicate_insns_of_cycles with new
9531 (sms_schedule): Call doloop_register_get and
9532 generate_prolog_epilog with new argument. Do not handle loops
9533 with single sets insns with subreg in their lhs.
9534 * loop-doloop.c (doloop_optimize): Support for another do-loop
9536 (doloop_condition_get): Gets an instruction instead of a pattern
9537 and change the return condition when the do-loop pattern is
9539 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
9540 deps when considering to not create edges.
9542 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
9544 * doc/extend.texi (gnu_inline funtion attribute): Document C++
9547 2007-08-27 Jason Merrill <jason@redhat.com>
9550 * gimplify.c (gimplify_modify_expr): Discard the assignment of
9551 zero-sized types after calling gimplify_modify_expr_rhs.
9553 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
9555 * regclass.c (init_reg_autoinc): Fix typo.
9557 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
9559 Fix PR tree-optimization/33173
9560 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
9562 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
9565 * config/i386/i386.h (VALID_DFP_MODE_P): New.
9566 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
9569 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
9570 David Ung <davidu@mips.com>
9571 Nigel Stephens <nigel@mips.com>
9573 Separate target-specific initialization from general
9574 back-end initialization.
9576 * toplev.c (init_alignments): New, split out from...
9577 (process_options): ...here.
9578 (backend_init_target): New, split out from...
9579 (backend_init): ...here.
9580 (lang_dependent_init_target): New, split out from...
9581 (lang_dependent_init): ...here.
9582 (target_reinit): New.
9583 * toplev.h (target_reinit): Declare.
9584 * expr.c (init_expr_target): Renamed from init_expr_once, since it
9585 now can be called more than once. Update comments.
9586 * expr.h (init_expr_target): Likewise.
9587 * alias.c (init_alias_target): Renamed from init_alias_once, since it
9588 now can be called more than once. Explicitly zero
9589 static_reg_base_value.
9590 * emit-rtl.c (init_emit_regs): New, split out from...
9591 (init_emit_once): Here.
9592 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
9593 non-const, so that changes from command-line arguments can overwrite
9594 values provided by the static initializers.
9595 (initial_call_really_used_regs): New, used similarly to the above.
9596 (initial_reg_names): Likewise.
9597 (last_mode_for_init_move_cost): Promoted function-local static to
9598 file-scope static to make it accessible outside init_move_cost.
9599 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
9600 Do not initialize inv_reg_alloc_order yet, either. Do initialize
9601 reg_names since it is needed for parsing command-line options.
9602 (init_move_cost): Use last_mode_for_init_move_cost instead of
9603 function-local static.
9604 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
9605 call_really_used_regs now. Reinitialize reg_names. Also
9606 initialize inv_reg_alloc_order. Zero reg_class_subunion and
9607 reg_class_superunion. Clear losing_caller_save_reg_set.
9608 Preserve global registers if called more than once. Reset
9609 move cost, may_move_in_cost, may_move_out_cost, and
9610 last_mode_for_init_move_cost.
9611 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
9612 can now be invoked more than once. Update comments.
9613 (init_regs): Update comments.
9614 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
9615 and initial_call_really_used_regs, instead of the non-initial
9616 variables. This allows us to save the command-line register settings
9617 after target reinitialization.
9618 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
9619 * rtl.h (init_emit_regs): Declare.
9620 (init_reg_modes_target, init_alias_target): Renamed as described
9622 * reload1.c (init_reload): Update comments.
9623 * optabs.c (init_optabs): Likewise.
9624 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
9626 2007-08-26 Chao-ying Fu <fu@mips.com>
9628 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
9631 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9633 * alias.c (memory_modified_1, memory_modified_in_insn_p):
9635 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
9637 * bb-reorder.c (copy_bb_p): Likewise.
9638 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
9639 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
9640 block_ends_with_condjump_p): Likewise.
9641 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
9642 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
9643 block_ends_with_condjump_p): Likewise.
9644 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
9645 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
9646 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
9647 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
9648 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
9649 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
9650 debug_true_const_tree instad of debug_true_tree.
9651 * debug.c (do_nothing_debug_hooks): Likewise.
9652 * debug.h (ignore_block, debug_true_const_tree): Constify.
9653 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
9654 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
9655 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
9656 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
9657 dbx_reg_number, is_based_loc, field_type,
9658 simple_type_align_in_bits, simple_decl_align_in_bits,
9659 simple_type_size_in_bits, field_byte_offset, insert_float,
9660 type_tag, member_declared_type, is_redundant_typedef,
9661 secname_for_decl, is_inlined_entry_point): Likewise.
9662 * emit-rtl.c (const_next_insn, const_previous_insn,
9663 const_next_nonnote_insn, const_prev_nonnote_insn,
9664 const_next_real_insn, const_prev_real_insn,
9665 const_next_active_insn, const_prev_active_insn, const_next_label,
9666 const_prev_label): Likewise.
9667 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
9669 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
9670 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
9671 sched_insn_is_legitimate_for_speculation_p): Likewise.
9672 * jump.c (reversed_comparison_code_parts,
9673 reversed_comparison_code, reversed_comparison, condjump_label):
9675 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
9676 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
9678 * rtl.h (const_previous_insn, const_next_insn,
9679 const_prev_nonnote_insn, const_next_nonnote_insn,
9680 const_prev_real_insn, const_next_real_insn,
9681 const_prev_active_insn, const_next_active_insn, const_prev_label,
9682 const_next_label, modified_between_p, modified_in_p,
9683 const_note_storeskeep_with_call_p, condjump_label,
9684 reversed_comparison, reversed_comparison_code,
9685 reversed_comparison_code_parts, memory_modified_in_insn_p,
9686 stack_regs_mentioned): Likewise.
9687 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
9688 keep_with_call_p): Likewise.
9689 * sched-deps.c (deps_may_trap_p, sched_get_condition,
9690 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
9691 sd_lists_size, sd_lists_empty_p): Likewise.
9692 * sched-int.h (sched_insns_conditions_mutex_p,
9693 haifa_classify_insn, no_real_insns_p,
9694 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
9695 sd_lists_size, sd_lists_empty_p): Likewise.
9696 * sdbout.c (sdb_debug_hooks): Likewise.
9697 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
9698 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
9699 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
9701 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
9702 tree_can_throw_internal): Likewise.
9703 * tree-flow-inline.h (phi_nodes): Likewise.
9704 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
9705 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
9706 * tree-gimple.c (const_get_call_expr_in): Likewise.
9707 * tree-gimple.h (const_get_call_expr_in): Likewise.
9708 * tree.c (const_lookup_attribute, attribute_list_equal,
9709 attribute_list_contained): Likewise.
9710 * tree.h (attribute_list_equal, attribute_list_contained,
9711 const_lookup_attribute): Likewise.
9712 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
9714 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
9716 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
9717 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
9719 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
9722 * config/alpha/constraints.md: Delete "svn:mime-type" property
9723 with svn propdel "svn:mime-type".
9725 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
9728 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
9729 non NOTE insn doesn't cross basic block.
9730 (noce_try_abs): Likewise.
9731 (noce_process_if_block): Likewise.
9733 2007-08-26 David Edelsohn <edelsohn@gnu.org>
9736 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
9737 operand without auto-inc-dec.
9738 * config/rs6000/rs6000.md (floatsidf2_internal): Use
9739 offsettable_mem_operand.
9740 (floatunssidf2_internal): Same.
9741 (fix_truncdfsi2_internal): Same.
9742 (floatsidf_ppc64): Same.
9743 (floatunssidf_ppc64): Same.
9744 (fix_trunctfsi2_internal): Same.
9746 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
9749 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
9750 pass defines needed for version.c.
9752 2007-08-25 Joseph Myers <joseph@codesourcery.com>
9754 * configure.ac (--debug-prefix-map check): Change assembler
9755 version presumed to have feature to 2.18.
9756 * configure: Regenerate.
9758 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9760 * c-common.c (vector_types_convertible_p,
9761 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
9762 self_promoting_args_p): Constify.
9763 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
9764 c_promoting_integer_type_p, self_promoting_args_p,
9765 anon_aggr_type_p, vector_types_convertible_p): Likewise.
9766 * c-decl.c (anon_aggr_type_p): Likewise.
9767 * * c-dump.c (dump_stmt): Likewise.
9768 * c-objc-common.c (has_c_linkage): Likewise.
9769 * c-tree.h (same_translation_unit_p): Likewise.
9770 * c-typeck.c (null_pointer_constant_p,
9771 tagged_types_tu_compatible_p, function_types_compatible_p,
9772 type_lists_compatible_p, lvalue_or_else, lvalue_p,
9773 comptypes_internal, struct tagged_tu_seen_cache,
9774 same_translation_unit_p, alloc_tagged_tu_seen_cache,
9775 c_size_in_bytes): Likewise.
9776 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
9777 hash_ptr, eq_ptr): Likewise.
9778 * langhooks-def.h (lhd_decl_ok_for_sibcall,
9779 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
9780 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
9781 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
9783 * optabs.c (optab_for_tree_code): Likewise.
9784 * optabs.h (optab_for_tree_code): Likewise.
9785 * rtl.h (simplify_rtx): Likewise.
9786 * simplify-rtx.c (simplify_rtx): Likewise.
9787 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
9788 dump_flag, dump_node): Likewise.
9789 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
9790 queue_and_dump_type, dump_flag): Likewise.
9791 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
9792 * tree-pass.h (dump_node): Likewise.
9793 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
9794 supportable_narrowing_operation): Likewise.
9795 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
9796 supportable_narrowing_operation): Likewise.
9797 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
9798 is_negative_overflow_infinity, is_positive_overflow_infinity,
9799 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
9800 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
9801 update_value_range, add_equivalence, ssa_name_nonnegative_p,
9802 ssa_name_nonzero_p, fp_predicate): Likewise.
9803 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
9804 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
9805 ssa_name_nonnegative_p): Likewise.
9807 2007-08-25 Hans Kester <hans.kester@ellips.nl>
9809 * config.gcc : Add x86_64-elf target.
9811 2007-08-25 Jakub Jelinek <jakub@redhat.com>
9813 * expr.c (store_expr): Fix order of store_by_pieces arguments.
9815 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
9816 Nigel Stephens <nigel@mips.com>
9820 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
9821 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
9822 * expr.c (SET_BY_PIECES_P): Define.
9823 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
9824 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
9825 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
9827 * expr.h (SET_RATIO): Define.
9828 (can_store_by_pieces, store_by_pieces): Update prototypes.
9829 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
9830 can_store_by_pieces/store_by_pieces.
9831 (expand_builtin_memcpy_args): Likewise.
9832 (expand_builtin_strncpy): Likewise.
9833 (expand_builtin_memset_args): Likewise. Also remove special case
9834 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
9835 decide what to do instead.
9836 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
9837 to can_store_by_pieces.
9839 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
9840 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
9842 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
9843 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
9844 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
9845 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
9846 (STORE_BY_PIECES_P): Define.
9848 2007-08-24 Tom Tromey <tromey@redhat.com>
9850 * varpool.c (varpool_last_needed_node): Fix comment typo.
9851 * c-decl.c (duplicate_decls): Fix comment typo.
9852 (clone_underlying_type): Update comment.
9854 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9856 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
9857 alpha_in_small_data_p, alpha_split_complex_arg,
9858 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9860 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
9861 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
9863 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
9864 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9865 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
9866 * config/darwin.c (darwin_binds_local_p): Likewise.
9867 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
9869 * config/i386/i386-protos.h (i386_pe_binds_local_p,
9870 i386_pe_valid_dllimport_attribute_p): Likewise.
9871 * config/i386/i386.c (ix86_function_regparm,
9872 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
9873 x86_can_output_mi_thunk, ix86_mangle_type,
9874 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
9875 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
9876 i386_pe_binds_local_p): Likewise.
9877 * config/ia64/ia64.c
9878 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
9879 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
9880 ia64_invalid_conversion, ia64_invalid_unary_op,
9881 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9883 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
9884 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
9885 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9886 * config/mips/mips.c (mips_use_blocks_for_constant_p,
9887 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
9888 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9889 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
9890 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
9891 * config/pa/pa.c (pa_commutative_p): Likewise.
9892 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
9894 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
9895 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
9896 rs6000_use_blocks_for_constant_p,
9897 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
9898 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9899 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
9900 * config/s390/s390.c (s390_mangle_type,
9901 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
9903 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9904 th_in_small_data_p): Likewise.
9905 * config/sh/sh.c (sh_ms_bitfield_layout_p,
9906 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9908 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
9909 sparc_mangle_type): Likewise.
9910 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
9911 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
9912 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
9914 * hooks.c (hook_bool_mode_const_rtx_false,
9915 hook_bool_mode_const_rtx_true,
9916 hook_bool_const_tree_hwi_hwi_const_tree_false,
9917 hook_bool_const_tree_hwi_hwi_const_tree_true,
9918 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9919 hook_constcharptr_const_tree_null,
9920 hook_constcharptr_const_rtx_null,
9921 hook_constcharptr_const_tree_const_tree_null,
9922 hook_constcharptr_int_const_tree_null,
9923 hook_constcharptr_int_const_tree_const_tree_null): New.
9924 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9925 hook_bool_tree_hwi_hwi_tree_false,
9926 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9927 hook_int_tree_tree_1, hook_constcharptr_tree_null,
9928 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9929 hook_constcharptr_int_tree_null,
9930 hook_constcharptr_int_tree_tree_null): Delete.
9931 (default_can_output_mi_thunk_no_vcall): Constify.
9932 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9933 hook_bool_tree_hwi_hwi_tree_false,
9934 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9935 hook_int_tree_tree_1, hook_constcharptr_tree_null,
9936 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9937 hook_constcharptr_int_tree_null,
9938 hook_constcharptr_int_tree_tree_null): Delete.
9939 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
9940 hook_bool_const_tree_hwi_hwi_const_tree_false,
9941 hook_bool_const_tree_hwi_hwi_const_tree_true,
9942 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9943 hook_constcharptr_const_tree_null,
9944 hook_constcharptr_const_rtx_null,
9945 hook_constcharptr_const_tree_const_tree_null,
9946 hook_constcharptr_int_const_tree_null,
9947 hook_constcharptr_int_const_tree_const_tree_null): New.
9948 (default_can_output_mi_thunk_no_vcall): Constify.
9949 * integrate.c (function_attribute_inlinable_p): Likewise.
9950 * integrate.h (function_attribute_inlinable_p): Likewise.
9951 * jump.c (rtx_renumbered_equal_p): Likewise.
9952 * output.h (decl_readonly_section, categorize_decl_for_section,
9953 default_use_anchors_for_symbol_p, default_binds_local_p,
9954 default_binds_local_p_1): Likewise.
9955 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
9957 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9958 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
9959 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
9960 TARGET_COMP_TYPE_ATTRIBUTES,
9961 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
9962 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
9963 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
9964 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
9965 TARGET_DWARF_CALLING_CONVENTION): Likewise.
9966 * target.h (can_output_mi_thunk, needs_block_p,
9967 first_cycle_multipass_dfa_lookahead_guard_spec,
9968 vector_alignment_reachable, comp_type_attributes,
9969 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
9970 commutative_p, use_blocks_for_constant_p,
9971 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
9972 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
9973 invalid_within_doloop, valid_dllimport_attribute_p,
9974 split_complex_arg, invalid_arg_for_unprototyped_fn,
9975 invalid_conversion, invalid_unary_op, invalid_binary_op):
9977 * targhooks.c (default_invalid_within_doloop,
9978 hook_invalid_arg_for_unprototyped_fn,
9979 default_builtin_vector_alignment_reachable): Likewise.
9980 (hook_bool_rtx_commutative_p): Delete.
9981 (hook_bool_const_rtx_commutative_p): New.
9982 * targhooks.h (default_invalid_within_doloop,
9983 default_builtin_vector_alignment_reachable,
9984 hook_invalid_arg_for_unprototyped_fn): Constify.
9985 (hook_bool_rtx_commutative_p): Delete.
9986 (hook_bool_const_rtx_commutative_p): New.
9987 * varasm.c (bss_initializer_p, decl_default_tls_model,
9988 categorize_decl_for_section, decl_readonly_section,
9989 default_use_anchors_for_symbol_p, default_binds_local_p,
9990 default_binds_local_p_1): Constify.
9992 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9994 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9995 __NO_BUILTIN if -fno-builtin.
9997 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9999 * config/bfin/bfin.c (print_operand): Report error instead of
10000 ICE for wrong operand.
10002 2007-08-24 Michael Matz <matz@suse.de>
10004 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
10006 2007-08-24 Richard Guenther <rguenther@suse.de>
10008 PR middle-end/33166
10009 * tree-ssa.c (useless_type_conversion_p): Split into a
10010 recursive and a non-recursive part.
10011 (useless_type_conversion_p_1): New function.
10012 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
10013 from maybe_fold_offset_to_reference is trivially convertible
10014 to the desired type before doing the simplification.
10016 2007-08-24 Jakub Jelinek <jakub@redhat.com>
10018 * expr.c (store_expr): Optimize initialization of an array
10020 * expr.h (builtin_strncpy_read_str): New prototype.
10021 * builtins.c (builtin_strncpy_read_str): Remove prototype.
10024 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
10026 PR middle-end/33157
10027 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
10028 field when initializing if_info structure.
10030 2007-08-24 Richard Guenther <rguenther@suse.de>
10032 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
10034 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
10035 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
10036 * tree-inline.c (inlinable_function_p): Fold in common parts of
10037 the cannot_inline_tree_fn langhook.
10038 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
10039 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
10040 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
10041 cannot_inline_tree_fn langhook.
10042 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
10043 cannot_inline_tree_fn member.
10045 2007-08-24 Richard Guenther <rguenther@suse.de>
10047 * expr.c (get_inner_reference): Do computation of bitoffset
10048 from offset in a way we can detect overflow reliably.
10050 2007-08-24 Jie Zhang <jie.zhang@analog.com>
10052 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
10054 2007-08-24 Jie Zhang <jie.zhang@analog.com>
10056 * config/bfin/bfin.opt (mfast-fp): Add.
10057 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
10058 libbffastfp override libgcc if -mfast-fp.
10059 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
10060 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
10061 (Blackfin Options): Document -mfast-fp.
10063 2007-08-24 Jakub Jelinek <jakub@redhat.com>
10065 PR tree-optimization/32573
10066 PR middle-end/32946
10067 * tree-data-ref.c (initialize_data_dependence_relation): Clear
10068 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
10069 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
10070 (build_classic_dist_vector): Return false rather than true if
10071 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
10072 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
10073 returned false. Don't call save_dist_v before calling
10074 build_classic_dist_vector_1.
10075 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
10076 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
10077 DDR_DIR_VECTS vectors.
10079 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
10081 * configure.ac (leb128): Modify sed statement to work with any
10082 binutils version string.
10083 * configure: Regenerate
10085 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10087 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
10088 Wrap in RTX_CODE macro guard.
10089 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
10090 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
10091 arm_mark_dllimport, arm_pe_encode_section_info,
10092 arm_pe_unique_section): Use ISO-C function declarations.
10093 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
10094 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
10095 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
10097 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
10098 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
10100 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
10102 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
10103 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
10104 (register_move_cost): Use ISO-C function declarations.
10105 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
10106 * config/score/score-protos.h (score_declare_object): Add
10107 ATTRIBUTE_PRINTF_4.
10108 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
10110 * final.c (profile_function): Avoid empty if-bodies.
10113 * calls.c (must_pass_in_stack_var_size,
10114 must_pass_in_stack_var_size_or_pad): Constify.
10115 * config/alpha/alpha-protos.h (function_value): Likewise.
10116 * config/alpha/alpha.c (alpha_return_in_memory,
10117 alpha_pass_by_reference, function_value,
10118 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
10119 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
10121 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
10122 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10123 TARGET_PROMOTE_PROTOTYPES): Likewise.
10124 * config/arm/arm-protos.h (arm_return_in_memory,
10125 arm_pad_arg_upward, arm_function_value): Likewise.
10126 * config/arm/arm.c (arm_pass_by_reference,
10127 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
10128 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10129 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
10131 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
10132 * config/avr/avr-protos.h (avr_function_value): Likewise.
10133 * config/avr/avr.c (avr_return_in_memory,
10134 gas_output_limited_string, gas_output_ascii, avr_function_value,
10135 avr_return_in_memory): Likewise.
10136 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
10137 * config/bfin/bfin.c (bfin_pass_by_reference,
10138 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
10139 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
10141 * config/cris/cris.c (cris_pass_by_reference,
10142 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
10143 * config/crx/crx.c (crx_return_in_memory): Likewise.
10144 * config/darwin.c (function_base, machopic_function_base_name):
10146 * config/fr30/fr30.c (fr30_must_pass_in_stack,
10147 TARGET_PROMOTE_PROTOTYPES): Likewise.
10148 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
10149 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
10150 * config/i386/i386-protos.h (ix86_return_in_memory,
10151 ix86_sol10_return_in_memory): Likewise.
10152 * config/i386/i386.c (ix86_function_value,
10153 ix86_function_sseregparm, ix86_must_pass_in_stack,
10154 type_natural_mode, classify_argument, examine_argument,
10155 construct_container, ix86_pass_by_reference, function_value_32,
10156 function_value_64, ix86_function_value_1, return_in_memory_32,
10157 return_in_memory_64, return_in_memory_ms_64,
10158 ix86_return_in_memory, ix86_sol10_return_in_memory,
10159 TARGET_PROMOTE_PROTOTYPES): Likewise.
10160 * config/ia64/ia64-protos.h (ia64_function_value,
10161 ia64_hpux_function_arg_padding): Likewise.
10162 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
10163 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
10164 ia64_hpux_function_arg_padding): Likewise.
10165 * config/iq2000/iq2000-protos.h (function_arg,
10166 iq2000_function_value): Likewise.
10167 * config/iq2000/iq2000.c (iq2000_return_in_memory,
10168 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
10169 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
10170 function_arg, iq2000_function_value): Likewise.
10171 * config/m32c/m32c-protos.h (m32c_function_value,
10172 m32c_promote_function_return): Likewise.
10173 * config/m32c/m32c.c (m32c_pass_by_reference,
10174 m32c_promote_prototypes, m32c_promote_function_return,
10175 m32c_function_value): Likewise.
10176 * config/m32r/m32r.c (m32r_return_in_memory,
10177 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
10178 m32r_in_small_data_p): Likewise.
10179 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
10181 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
10182 m68hc11_function_arg_padding): Likewise.
10183 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
10184 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
10185 m68k_function_value): Likewise.
10186 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
10187 mcore_function_value): Likewise.
10188 * config/mcore/mcore.c (handle_structs_in_regs,
10189 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
10190 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
10191 mcore_num_arg_regs, mcore_function_value): Likewise.
10192 * config/mips/mips-protos.h (mips_pad_arg_upward,
10193 mips_function_value): Likewise.
10194 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
10195 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
10196 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10197 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
10198 mips_function_value): Likewise.
10199 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
10201 * config/mmix/mmix.c (mmix_pass_by_reference,
10202 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
10203 mmix_encode_section_info): Likewise.
10204 * config/mn10300/mn10300-protos.h (mn10300_function_value):
10206 * config/mn10300/mn10300.c (mn10300_return_in_memory,
10207 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
10208 mn10300_function_value): Likewise.
10209 * config/mt/mt-protos.h (mt_function_value): Likewise.
10210 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
10211 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
10212 * config/pa/pa-protos.h (function_arg_padding, function_value,
10213 pa_return_in_memory): Likewise.
10214 * config/pa/pa.c (pa_pass_by_reference,
10215 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
10216 function_arg_padding, function_value, pa_return_in_memory):
10218 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
10219 * config/rs6000/rs6000-protos.h (rs6000_function_value,
10220 function_arg_padding): Likewise.
10221 * config/rs6000/rs6000.c (rs6000_return_in_memory,
10222 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
10223 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
10224 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10225 function_arg_padding, altivec_expand_dst_builtin,
10226 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
10227 altivec_init_builtins, rs6000_common_init_builtins,
10228 rs6000_function_value): Likewise.
10229 * s390/s390-protos.h (s390_function_value): Likewise.
10230 * config/s390/s390.c (s390_function_arg_size,
10231 s390_pass_by_reference, s390_return_in_memory,
10232 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
10233 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
10234 * config/score/score-protos.h (score_function_value): Likewise.
10235 * config/score/score.c (score_arg_partial_bytes,
10236 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10237 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
10238 score_pass_by_reference, score_add_offset, score_function_value):
10240 * config/sh/sh-protos.h (sh_attr_renesas_p,
10241 sh_promote_prototypes): Likewise.
10242 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
10243 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
10244 sh_attr_renesas_p): Likewise.
10245 * config/sparc/sparc-protos.h (function_value,
10246 function_arg_padding): Likewise.
10247 * config/sparc/sparc.c (sparc_promote_prototypes,
10248 sparc_return_in_memory, sparc_pass_by_reference,
10249 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10250 function_arg_record_value_2, function_arg_record_value_1,
10251 function_arg_record_value, function_arg_record_value,
10252 function_arg_padding, function_value): Likewise.
10253 * config/spu/spu-protos.h (spu_function_value): Likewise.
10254 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
10255 spu_function_value): Likewise.
10256 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
10258 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
10259 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
10260 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
10262 * config/v850/v850.c (v850_return_in_memory,
10263 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
10264 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
10265 * config/xtensa/xtensa.c (xtensa_return_in_msb,
10266 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
10267 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
10269 * explow.c (promote_mode, hard_function_value): Likewise.
10270 * expr.h (hard_function_value, promote_mode): Likewise.
10271 * function.c (aggregate_value_p): Likewise.
10272 * hooks.c (hook_bool_const_tree_true): New.
10273 * hooks.h (hook_bool_const_tree_true): New.
10274 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
10275 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
10276 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
10277 TARGET_RETURN_IN_MSB): Likewise.
10278 * target.h (promote_function_args, promote_function_return,
10279 promote_prototypes, return_in_memory, return_in_msb,
10280 pass_by_reference, must_pass_in_stack, callee_copies,
10281 function_value): Likewise.
10282 * targhooks.c (default_return_in_memory,
10283 hook_pass_by_reference_must_pass_in_stack,
10284 hook_callee_copies_named,
10285 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
10286 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
10287 default_function_value): Likewise.
10288 * targhooks.h (default_return_in_memory,
10289 hook_pass_by_reference_must_pass_in_stack,
10290 hook_callee_copies_named,
10291 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
10292 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
10293 default_function_value): Likewise.
10294 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
10295 (equiv_class_label_hash, equiv_class_label_eq): Constify.
10296 * tree-vectorizer.c (bb_in_loop_p): Likewise.
10297 * tree.c (needs_to_live_in_memory): Likewise.
10298 * tree.h (struct tree_type, needs_to_live_in_memory,
10299 aggregate_value_p, must_pass_in_stack_var_size,
10300 must_pass_in_stack_var_size_or_pad): Likewise.
10301 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
10302 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
10303 lookup_filename): Likewise.
10305 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
10308 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
10309 fake fcomi i387 instruction for !TARGET_CMOVE.
10310 (ix86_expand_branch): Expand natural sequence with one jump for
10311 all targets, not only TARGET_CMOVE.
10312 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
10313 pattern to implement fake fcomi sequence. Split instruction after
10314 reload to correct compare sequences.
10315 (*cmpfp_xf_cc): Ditto.
10316 (*cmpfp_<mode>_cc): Ditto.
10317 (*cmpfp_u_cc): Ditto.
10318 (*cmpfp_<mode>_cc): Ditto.
10320 2007-08-23 Richard Guenther <rguenther@suse.de>
10322 * tree-pretty-print.c (dump_generic_node): Annotate
10323 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
10325 2007-08-23 Richard Guenther <rguenther@suse.de>
10327 * builtins.c (expand_builtin_mathfn): Wrap argument in
10328 save_expr directly instead of re-building the call.
10329 (expand_builtin_mathfn_2): Likewise.
10330 (expand_builtin_mathfn_3): Likewise.
10331 (expand_builtin_interclass_mathfn): Likewise.
10332 (expand_builtin_int_roundingfn): Set arg.
10333 (expand_builtin_int_roundingfn_2): Likewise.
10335 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
10337 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
10338 *sse_nand<mode>3, *sse_xor<mode>3): New.
10340 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
10342 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
10343 * config/i386/i386.c (print_operand): Handle ';' code. Output
10344 semicolon for TARGET_MACHO.
10345 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
10346 emit semicolon after 'lock' prefix.
10347 (sync_double_compare_and_swap<mode>): Ditto.
10348 (*sync_double_compare_and_swapdi_pic): Ditto.
10349 (*sync_compare_and_swap_cc<mode>): Ditto.
10350 (sync_double_compare_and_swap_cc<mode>): Ditto.
10351 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
10352 (sync_old_add<mode>): Ditto.
10353 (sync_add<mode>): Ditto.
10354 (sync_sub<mode>): Ditto.
10355 (sync_ior<mode>): Ditto.
10356 (sync_and<mode>): Ditto.
10357 (sync_xor<mode>): Ditto.
10359 2007-08-22 Chao-ying Fu <fu@mips.com>
10361 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
10363 (copy_rtx): Handle CONST_FIXED.
10364 (rtx_equal_p): Likewise.
10365 * rtl.h (fixed_value.h): New include.
10366 (rtx_def): Add a new field of fixed_value to u.
10367 (XCNMPFV): Define for accessing fixed_value.
10368 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
10370 * rtl.def (CONST_FIXED): New constant.
10371 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
10372 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
10373 US_ASHIFT): New codes.
10374 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
10375 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
10376 unsigned_fract_convert, unsigned_sat_fract): Document them.
10377 * varasm.c (assemble_integer): Extend to support fixed-point constants
10378 by using different machine classes.
10379 (decode_addr_const): Handle FIXED_CST.
10380 (const_hash_1): Likewise.
10381 (compare_constant): Likewise.
10382 (copy_constant): Likewise.
10383 (const_rtx_hash_1): Handle CONST_FIXED.
10384 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
10385 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
10386 MODE_VECTOR_UACCUM.
10387 (initializer_constant_valid_p): Handle FIXED_CST.
10388 (output_constant): Support FIXED_POINT_TYPE.
10389 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
10390 * cse.c (hash_rtx): Support CONST_FIXED.
10391 (exp_equiv_p): Likewise.
10392 (cannon_reg): Likewise.
10393 (fold_rtx): Likewise.
10394 (equiv_constant): Likewise.
10395 (cse_process_notes_1): Likewise.
10396 (count_reg_usage): Likewise.
10397 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
10398 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
10399 (wrap_constant): Check CONST_FIXED.
10400 (cselib_hash_rtx): Support CONST_FIXED.
10401 (cselib_subst_to_values): Likewise.
10402 * df-scan.c (df_uses_record): Likewise.
10403 * gcse.c (want_to_gcse_p): Likewise.
10404 (oprs_unchanged_p): Likewise.
10405 (oprs_not_set_p): Likewise.
10406 (compute_transp): Likewise.
10407 (extract_mentioned_regs_helper): Likewise.
10408 * genemit.c (gen_exp): Likewise.
10409 * local-alloc.c (equiv_init_varies_p): Likewise.
10410 (contains_replace_regs): Likewise.
10411 (memref_referenced_p): Likewise.
10412 * loop-invariant.c (check_maybe_invariant): Likewise.
10413 (hash_invariant_expr_1): Likewise.
10414 (invariant_expr_equal_p): Likewise.
10415 * postreload-gcse.c (oprs_unchanged_p): Likewise.
10416 * regclass.c (reg_scan_mark_refs): Likewise.
10417 * regrename.c (scan_rtx): Likewise.
10418 * resource.c (mark_referenced_resources): Likewise.
10419 (mark_set_resources): Likewise.
10420 * rtlanal.c (rtx_unstable_p): Likewise.
10421 (rtx_varies_p): Likewise.
10422 (count_occurrences): Likewise.
10423 (reg_mentioned_p): Likewise.
10424 (modified_between_p): Likewise.
10425 (modified_in_p): Likewise.
10426 (volatile_insn_p): Likewise.
10427 (volatile_refs_p): Likewise.
10428 (side_effects_p): Likewise.
10429 (may_trap_p_1): Likewise.
10430 (inequality_comparisons_p): Likewise.
10431 (computed_jump_p_1): Likewise.
10432 (commutative_operand_precedence): Likewise.
10433 * sched-deps.c (sched_analyze_2): Likewise.
10434 * sched-vis.c (print_value): Likewise.
10435 * reload.c (operands_match_p): Likewise.
10436 (subst_reg_equivs): Likewise.
10437 * reload1.c (eliminate_regs_1): Likewise.
10438 (elimination_effects): Likewise.
10439 (scan_paradoxical_subregs): Likewise.
10440 * alias.c (rtx_equal_for_memref_p): Likewise.
10441 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
10442 * emit-rtl.c (const_fixed_htab): New hash table.
10443 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
10445 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
10446 const_fixed_from_fixed_value): New functions.
10447 (verify_rtx_sharing): Handle CONST_FIXED.
10448 (copy_rtx_if_shared_1): Likewise.
10449 (reset_used_flags): Likewise.
10450 (set_used_flags): Likewise.
10451 (copy_insn_1): Likewise.
10452 (init_emit_once): Create const_fixed_htab.
10453 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
10455 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
10457 PR tree-optimization/32949
10458 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
10459 before failing for ivs with non-constant step.
10461 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
10463 * doc/md.texi (Iterators): Renamed from Macros. All contents
10464 changed to reflect rename of respectively define_code_macro and
10465 define_mode_macro to define_code_iterator and define_mode_iterator.
10466 (Mode Iterators, Code Iterators): Similar.
10467 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
10468 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
10469 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
10470 (initialize_iterators, find_iterator, check_code_iterator)
10471 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
10472 (read_mapping, read_rtx_1): Similar.
10473 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
10474 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
10475 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
10476 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
10477 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
10478 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
10479 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
10480 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
10481 config/rs6000/sync.md, config/rs6000/rs6000.md,
10482 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
10483 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
10484 config/vax/vax.md, config/bfin/bfin.md: Similar.
10486 2007-08-22 David Daney <ddaney@avtrex.com>
10488 * doc/install.texi (Testing): Mention testing on a simulator.
10490 2007-08-22 Janis Johnson <janis187@us.ibm.com>
10492 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
10494 * doc/libgcc.texi (Decimal float library routines): Fix formatting
10495 and rearrange floating point conversion functions into different
10498 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10500 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
10501 dfa_post_advance_cycle): New scheduler hooks.
10502 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
10503 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
10505 (TARGET_SCHED): Use them.
10506 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
10507 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
10508 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
10510 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
10511 function to facilitate debugging.
10512 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
10513 (output_insn_has_dfa_reservation_p): New static function to output
10514 insn_has_dfa_reservation_p ().
10515 (write_automata): Use it.
10516 * genattr.c (main): Output declaration for
10517 insn_has_dfa_reservation_p ().
10519 2007-08-22 Christian Bruel <christian.bruel@st.com>
10520 Richard Guenther <rguenther@suse.de>
10522 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
10523 * simplify_rtx (simplify_binary_operation_1): Likewise.
10525 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
10527 PR rtl-optimization/32557
10528 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
10529 of REGNO (mws->mw_reg).
10531 2007-08-22 Richard Guenther <rguenther@suse.de>
10533 PR middle-end/33007
10534 * builtins.c (expand_builtin_int_roundingfn): Replace call
10535 argument wrapped with SAVE_EXPR directly.
10536 (expand_builtin_int_roundingfn_2): Likewise.
10538 2007-08-22 Richard Guenther <rguenther@suse.de>
10540 * tree-inline.c (inlinable_function_p): Restore disregarding
10541 inline limits for GNU extern inline functions.
10543 2007-08-22 Richard Guenther <rguenther@suse.de>
10545 PR middle-end/32563
10546 * tree.c (host_integerp): Treat sizetype as signed as it is
10549 2007-08-21 Ian Lance Taylor <iant@google.com>
10551 PR tree-optimization/33134
10552 * tree-vrp.c (adjust_range_with_scev): Call
10553 set_value_range_to_value.
10555 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
10557 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
10560 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
10562 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
10565 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
10567 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
10568 cases to set eight bytes at a time.
10569 (expand_block_move): Likewise.
10571 2007-08-21 Jakub Jelinek <jakub@redhat.com>
10574 * dwarf2out.c (gen_decl_die): Don't call
10575 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
10577 2007-08-21 Paul Brook <paul@codesourcery.com>
10578 Nathan Sidwell <nathan@codesourcery.com>
10579 Mark Mitchell <mark@codesourcery.com>
10580 Joseph Myers <joseph@codesourcery.com>
10582 * configure.ac: Add --with-pkgversion and --with-bugurl.
10583 * configure: Regenerate.
10584 * doc/install.texi: Document them.
10585 * version.c (version_string): Remove VERSUFFIX.
10586 (VERSUFFIX): Remove.
10587 (pkgversion_string): New.
10588 (bug_report_url): Do not hard-code initializer.
10589 * version.h (pkgversion_string): Declare.
10590 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
10592 (version.o): Define PKGVERSION and BUGURL.
10593 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
10594 (%.pod): Define BUGURL.
10595 * gcc.c (process_command, main): Use pkgversion_string.
10596 * toplev.c (compile_file, print_version): Likewise.
10597 * protoize.c (main): Likewise.
10598 * gcov.c (print_version): Likewise. Update copyright date.
10599 * gcov-dump.c (print_version): Likewise. Update copyright date.
10600 * mips-tdump.c (main): Likewise. Update copyright date.
10601 * mips-tfile.c (main): Likewise. Update copyright date.
10602 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
10603 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
10604 shorten description.
10605 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
10606 * doc/gccint.texi: Likewise.
10607 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
10608 Update copyright date.
10610 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
10612 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
10613 (ix86_expand_strlensi_unroll_1): Ditto.
10614 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
10615 (ix86_expand_carry_flag_compare): Update comment.
10617 2007-08-21 Jakub Jelinek <jakub@redhat.com>
10619 PR middle-end/32912
10620 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
10621 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
10623 2007-08-21 Richard Guenther <rguenther@suse.de>
10625 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
10627 2007-08-21 Richard Guenther <rguenther@suse.de>
10629 PR middle-end/33122
10630 * fold-const.c (fold_binary): Remove index +p PTR folding.
10631 Fix types of POINTER_PLUS_EXPR generated by folding of
10634 2007-08-20 Chao-ying Fu <fu@mips.com>
10636 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
10637 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
10638 RID_ONEWAY, so that it can be checked in declspecs_add_type.
10639 (c_common_fixed_point_type_for_size): Declare.
10640 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
10641 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
10642 (c_token_starts_declspecs): Likewise.
10643 (c_parser_declspecs): Likewise.
10644 (c_parser_attributes): Likewise.
10645 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
10646 (c_declspecs): Add saturating_p.
10647 * c-decl.c (build_null_declspecs): Initialize saturating_p.
10648 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
10649 _Sat. Handle RID_SAT.
10650 Avoid using void, bool, char, int, float, double, _Decimal32,
10651 _Decimal64, _Decimal128, and complex with _Sat.
10652 Handle RID_FRACT and RID_ACCUM.
10653 Make sure _Sat is used with _Fract or _Accum.
10654 (finish_declspecs): Handle cts_fract and cts_accum.
10655 * c-common.c (fixed-value.h): New include.
10656 (constant_expression_warning): Handle FIXED_CST.
10657 (overflow_warning): Likewise.
10658 (warnings_for_convert_and_check): Likewise.
10659 (c_common_fixed_point_type_for_size): New.
10660 (c_common_type_for_mode): Handle fixed-point modes to
10661 return various saturating/non-saturating, signed/unsigned types.
10662 (c_common_signed_or_unsigned_type): Support fixed-point types.
10663 (shorten_compare): Check fixed-point zero.
10664 Handle FIXED_POINT_TYPE.
10665 (c_common_truthvalue_conversion): Handle FIXED_CST.
10666 Handle FIXED_POINT_TYPE.
10667 (c_common_nodes_and_builtins): Record builtin types for fixed-point
10669 (handle_mode_attribute): Handle fixed-point modes. Need to check
10670 if the signness of base type and fixed-point modes are consistent.
10671 (handle_vector_size_attribute): Handle fixed-point modes.
10672 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
10673 (warn_for_div_by_zero): Check fixed-point zero.
10674 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
10675 a common fixed-point type based on fbit, ibit, sign, and saturation.
10676 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
10677 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
10678 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
10679 (convert_for_assignment): Support FIXED_POINT_TYPE.
10680 (digest_init): Handle FIXED_POINT_TYPE.
10681 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
10682 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
10683 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
10684 GE_EXPR, LT_EXPR, GT_EXPR.
10685 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
10686 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
10687 * target.h (gcc_target): Add fixed_point_supported_p.
10688 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
10689 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
10690 (default_fixed_point_supported_p): Define.
10691 * targhooks.h (default_fixed_point_supported_p): Declare.
10692 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
10693 * doc/install.texi (Configuration): Add --enable-fixed-point.
10694 * configure.ac (--enable-fixed-point): New to enable fixed-point
10695 arithmetic extension to C. For mips targets, we enable it by default.
10696 * configure, config.in: Regenerate.
10698 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
10700 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
10702 2007-08-20 David Edelsohn <edelsohn@gnu.org>
10704 * dwarf2out.c (text_section_used): Move declaration outside ifdef
10705 DWARF2_DEBUGGING_INFO.
10706 (cold_text_section_used): Same.
10707 (cold_text_section): Same.
10709 2007-08-20 Richard Guenther <rguenther@suse.de>
10711 * c-typeck.c (convert_for_assignment): Use the type of
10712 the member for the initialization.
10714 2007-08-20 Richard Guenther <rguenther@suse.de>
10716 * c-objc-common.c (c_disregard_inline_limits): Remove.
10717 * c-objc-common.h (c_disregard_inline_limits): Likewise.
10718 * cgraphunit.c (cgraph_process_new_functions): Call
10719 disregard_inline_limits_p.
10720 (cgraph_preserve_function_body_p): Likewise.
10721 * ipa-inline.c (compute_inline_parameters): Likewise.
10722 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
10724 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
10725 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
10726 disregard_inline_limits langhook.
10727 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
10729 * langhooks.h (lang_hooks_for_tree_inlining): Remove
10730 disregard_inline_limits langhook.
10731 * tree-inline.c (disregard_inline_limits_p): New function.
10732 * tree-inline.h (disregard_inline_limits_p): Declare.
10734 2007-08-20 Richard Guenther <rguenther@suse.de>
10736 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
10737 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
10738 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
10739 auto_var_in_fn_p langhook.
10740 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
10742 * tree.c (auto_var_in_fn_p): ... here.
10743 (find_var_from_fn): Call auto_var_in_fn_p directly.
10744 * langhooks.h (lang_hooks_for_tree_inlining): Remove
10745 auto_var_in_fn_p langhook.
10746 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
10747 (copy_body_r): Likewise.
10748 (self_inlining_addr_expr): Likewise.
10749 * tree.h (auto_var_in_fn_p): Declare.
10751 2007-08-20 Richard Guenther <rguenther@suse.de>
10753 * tree.c (WALK_SUBTREE): Call walk_tree_1.
10754 (walk_type_fields): Take lh parameter.
10755 (walk_tree): Rename to ...
10756 (walk_tree_1): ... this. Do not call the walk_subtrees
10757 langhook but the now passed callback. Pass lh on recursion.
10758 (walk_tree_without_duplicates): Rename to ...
10759 (walk_tree_without_duplicates_1): ... this. Take lh parameter
10760 and call walk_tree_1.
10761 * tree.h (walk_tree_lh): New typedef.
10762 (walk_tree_1): Declare.
10763 (walk_tree_without_duplicates_1): Likewise.
10764 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
10765 (walk_tree_without_duplicates): New define to
10766 walk_tree_without_duplicates_1 with NULL lh parameter.
10767 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
10768 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
10770 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
10771 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
10772 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
10775 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10777 PR middle-end/30564
10778 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
10779 code in front of the compacting of basic blocks.
10780 Move the folding of statements inbetween the cgraph checking
10781 and compacting of basic blocks.
10783 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10784 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10787 * config/alpha/alpha.c (va_list_skip_additions): Check for
10788 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
10789 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
10790 PLUS_EXPR when checking ap.__base.
10791 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
10792 when doing addition on pointer types. Use size_int instead of
10794 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
10795 ptr_type in the second operand.
10797 2007-08-19 Andrew Pinski <pinskia@gmail.com>
10800 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
10802 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10804 PR middle-end/32940
10805 * cfgexpand.c (expand_one_register_var): Mark pointer
10806 DECL_ARTIFICIAL as REG_POINTER also.
10807 * stmt.c (expand_decl): Likewise.
10809 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
10816 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
10817 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
10818 on_worklist argument and avoid adding things to worklist multiple
10820 (add_to_worklist): Ditto.
10821 (mark_aliases_call_clobbered): Mark entire structure clobbered if
10822 single SFT is clobbered.
10823 (set_initial_properties): Ditto.
10824 (compute_call_clobbered): Update for changes to function
10826 (create_overlap_variables_for): Always create SFT for offset 0.
10827 (create_structure_vars): Handle PHI's, since we are in SSA form at
10829 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
10830 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
10832 (add_vars_for_offset): Figure out aliases from access + points-to.
10833 (add_virtual_operand): Use add_vars-for_offset.
10834 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
10835 (add_call_clobber_ops): Remove makes_clobbering_call set.
10836 (get_expr_operands): Always pass through the INDIRECT_REF
10838 * tree-ssa-structalias.c (struct constraint_graph): Remove
10840 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
10841 address_taken, pt_used, number_incoming.
10842 (FIRST_ADDR_NODE): Removed.
10843 (merge_graph_nodes): Remove broken code for the moment.
10844 (init_graph): New function.
10845 (build_pred_graph): Remove code to init_graph.
10846 Add location equivalence support.
10847 (struct scc_info): Rename roots to deleted.
10848 (scc_visit): Ditto.
10849 (init_scc_info): Ditto
10850 (init_topo_info): Use graph->size.
10851 (compute_topo_order): Ditto.
10852 (do_da_constraint): Removed.
10853 (do_sd_constraint): Remove calls to find().
10854 set_union_with_increment should always get 0 as last arg here.
10855 (do_complex_constraint): Replace do_da_constraint with assert.
10857 (struct equiv_class_label): New.
10858 (pointer_equiv_class_table): Ditto.
10859 (location_equiv_class_table): Ditto.
10860 (equiv_class_label_hash): Ditto.
10861 (equiv_class_label_eq): Ditto
10862 (equiv_class_lookup): Ditto.
10863 (equiv_class_ladd): Ditto.
10864 (pointer_equiv_class): Ditto.
10865 (location_equiv_class): Ditto.
10866 (condense_visit): Rename and rewrite from label_visit to do only
10867 SCC related stuff for HU.
10868 (label_visit): Do HU work for HU.
10869 (perform_var_substitution): Update to do HU and location
10871 (free_var_substitution_info): Update to free HU and location
10872 equivalence structures. */
10873 (find_equivalent_node): Update for pointer but not location
10875 (unite_pointer_equivalences): New function.
10876 (move_complex_constraints): Rewrite to only do moving.
10877 (rewrite_constraints): Split out of move_complex_constraints.
10878 (solve_graph): Use graph->size.
10879 (process_constraint_1): Add from_call argument, use it.
10880 Split *a = &b into two constraints.
10881 (process_constraint): Use new process_constraint_1.
10882 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
10883 (get_constraint_for): Handle non-pointer integers properly.
10884 Remove code that used to handle structures.
10885 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
10886 with unknown addends.
10887 (handle_rhs_call): New function.
10888 (find_func_aliases): Use handle_rhs_call.
10889 (set_uids_in_ptset): Add an assert.
10890 (set_used_smts): Fix bug in not considering unified vars.
10891 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
10892 (compute_points_to_sets): Update for other function changes.
10893 (delete_points_to_sets): Ditto.
10894 (ipa_pta_execute): Ditto.
10895 (pass_ipa_pta): We need to update SSA after ipa_pta.
10897 2007-08-19 Jan Hubicka <jh@suse.cz>
10899 * config/i386/i386.md: Replace "rim" and "mri" constraints by "g".
10901 2007-08-19 Joseph Myers <joseph@codesourcery.com>
10903 * dwarf2out.c (text_section_used, cold_text_section_used,
10904 cold_text_section, dwarf2out_note_section_used): New.
10905 (dwarf2out_init): Initialize cold_text_section.
10906 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
10907 dwarf2out_note_section_used.
10908 (size_of_aranges): Only count entry for text section if it was
10909 used. Count entry for cold text section if it was used.
10910 (output_aranges): Only output entries for text section and cold
10911 text section if they were used.
10913 2007-08-19 Andrew Pinski <pinskia@gmail.com>
10915 * tree-pretty-print.c (debug_generic_expr): Add a comment about
10917 (debug_generic_stmt): Likewise.
10918 (debug_tree_chain): Likewise.
10920 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
10922 * tree-data-refs.c (split_constant_offset): Expose.
10923 * tree-data-refs.h (split_constant_offset): Add declaration.
10925 * tree-vectorizer.h (dr_alignment_support): Renamed
10926 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
10927 Added a new value dr_explicit_realign.
10928 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
10929 dr_offset, dr_step, and dr_aligned_to, along with new access
10930 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
10931 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
10932 STMT_VINFO_DR_ALIGNED_TO.
10934 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
10936 In case of outer-loop vectorization with non-fixed misalignment - use
10937 the dr_explicit_realign scheme instead of the optimized realignment
10939 (new_stmt_vec_info): Initialize new fields.
10941 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
10942 'nested_in_vect_loop' case. Change verbosity level.
10943 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
10944 Don't fail on zero step in the outer-loop for loads.
10945 (vect_analyze_data_refs): Call split_constant_offset to calculate
10946 base, offset and init relative to the outer-loop.
10948 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
10949 BSI function argument with a new function argument - at_loop.
10950 Simplify the condition that determines STEP. Takes additional argument
10951 INV_P. Support outer-loop vectorization (handle the
10952 nested_in_vect_loop case), including zero step in the outer-loop. Call
10953 vect_create_addr_base_for_vector_ref with additional argument.
10954 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
10955 Updated function documentation. Handle the 'nested_in_vect_loop' case.
10956 Fixed and simplified calculation of step.
10957 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
10958 of bsi, and with additional argument. Call bump_vector_ptr with
10959 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
10960 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
10961 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
10962 when the realignment setup needs to take place inside the loop.
10963 Support the dr_explicit_realign scheme. Allow generating the optimized
10964 realignment scheme for outer-loop vectorization. Added documentation.
10965 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
10966 the 'nested_in_vect_loop' case, including loads that are invariant in
10967 the outer-loop and the realignment schemes. Handle the case when the
10968 realignment setup needs to take place inside the loop. Call
10969 vect_setup_realignment with additional arguments. Call
10970 vect_create_data_ref_ptr with additional argument and with loop instead
10971 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
10972 (vect_gen_niters_for_prolog_loop): Call
10973 vect_create_addr_base_for_vector_ref with additional arguments.
10974 (vect_create_cond_for_align_checks): Likewise.
10975 (bump_vector_ptr): Updated to support the new dr_explicit_realign
10976 scheme: takes additional argument bump; argument ptr_incr is now
10977 optional; updated documentation.
10978 (vect_init_vector): Takes additional argument (bsi). Use it, if
10979 available, to insert the vector initialization.
10980 (get_initial_def_for_induction): Pass additional argument in call to
10982 (vect_get_vec_def_for_operand): Likewise.
10983 (vect_setup_realignment): Likewise.
10984 (vectorizable_load): Likewise.
10986 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
10988 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
10989 as argument instead of struct loop.
10990 (nested_in_vect_loop_p): New function.
10991 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
10992 vect_used_in_outer.
10993 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
10994 from other phis in the loop.
10995 (destroy_loop_vec_info): Add additional argument to declaration.
10997 * tree-vectorizer.c (supportable_widening_operation): Also check if
10998 nested_in_vect_loop_p (don't allow changing the order in this case).
10999 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
11000 of struct loop. Call nested_in_vect_loop_p and don't require
11001 flag_unsafe_math_optimizations if it returns true.
11002 (new_stmt_vec_info): When setting def_type for phis differentiate
11003 loop-header phis from other phis.
11004 (bb_in_loop_p): New function.
11005 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
11006 just update their loop_vinfo. Order of BB traversal now matters -
11007 call dfs_enumerate_from with bb_in_loop_p.
11008 (destroy_loop_vec_info): Takes additional argument to control whether
11009 stmt_vinfo of the loop stmts should be destroyed as well.
11010 (vect_is_simple_reduction): Allow the "non-reduction" use of a
11011 reduction stmt to be defines by a non loop-header phi.
11012 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
11014 * tree-vect-transform.c (vectorizable_reduction): Call
11015 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
11016 (vectorizable_call): Likewise.
11017 (vectorizable_conversion): Likewise.
11018 (vectorizable_operation): Likewise.
11019 (vectorizable_type_promotion): Likewise.
11020 (vectorizable_type_demotion): Likewise.
11021 (vectorizable_store): Likewise.
11022 (vectorizable_live_operation): Likewise.
11023 (vectorizable_reduction): Likewise. Also pass loop_info to
11024 vect_is_simple_reduction instead of loop.
11025 (vect_init_vector): Call nested_in_vect_loop_p.
11026 (get_initial_def_for_reduction): Likewise.
11027 (vect_create_epilog_for_reduction): Likewise.
11028 (vect_init_vector): Check which loop to work with, in case there's an
11030 (get_initial_def_for_inducion): Extend to handle outer-loop
11031 vectorization. Fix indentation.
11032 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
11033 In the case vect_induction_def get the vector def from the induction
11034 phi node, instead of calling get_initial_def_for_inducion.
11035 (get_initial_def_for_reduction): Extend to handle outer-loop
11037 (vect_create_epilog_for_reduction): Extend to handle outer-loop
11039 (vect_transform_loop): Change assert to just skip this case. Add a
11041 (vect_finish_stmt_generation): Add a couple asserts.
11043 (vect_estimate_min_profitable_iters): Multiply
11044 cost of inner-loop stmts (in outer-loop vectorization) by estimated
11046 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
11047 this is an inner-loop reduction in outer-loop vectorization.
11049 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
11050 Same code as what used to be vect_analyze_scalar_cycles, only with
11051 additional argument loop, and loop_info passed to
11052 vect_is_simple_reduction instead of loop.
11053 (vect_analyze_scalar_cycles): Code factored out into
11054 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
11055 Updated documentation.
11056 (analyze_operations): Check for inner-loop loop-closed exit-phis during
11057 outer-loop vectorization that are live or not used in the outerloop,
11058 cause this requires special handling.
11059 (vect_enhance_data_refs_alignment): Don't consider versioning for
11061 (vect_analyze_data_refs): Check that there are no datarefs in the
11063 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
11064 and vect_used_in_outer_by_reduction cases.
11065 (process_use): Also consider the case of outer-loop stmt defining an
11066 inner-loop stmt and vice versa.
11067 (vect_analyze_loop_1): New function.
11068 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
11069 loops. Call vect_analyze_loop_1.
11070 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
11071 been vectorized. Call destroy_loop_vec_info with additional argument.
11073 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
11074 in the inner-loop when doing outer-loop vectorization. Add
11075 documentation and printout.
11076 (vect_recog_dot_prod_pattern): Likewise. Also add check for
11077 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
11079 2007-08-18 Andrew Pinski <pinskia@gmail.com>
11081 * tree-affine.h (print_aff): New prototype.
11082 (debug_aff): Likewise.
11083 * tree-affine.c (print_aff): New function.
11084 (debug_aff): Likewise.
11086 2007-08-18 Paul Brook <paul@codesourcery.com>
11087 Joseph Myers <joseph@codesourcery.com>
11089 * common.opt (-fdebug-prefix-map=): New option.
11090 * opts.c: Include debug.h.
11091 (common_handle_option): Handle -fdebug-prefix-map.
11092 * final.c: Include ggc.h.
11093 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
11094 remap_debug_filename): New.
11095 * Makefile.in (final.o, opts.o): Update dependencies.
11096 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
11097 * configure.ac: Check for assembler --debug-prefix-map support.
11098 * configure, config.in: Regenerate.
11099 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
11100 (ASM_DEBUG_SPEC): Include ASM_MAP.
11101 * doc/install.texi (--with-debug-prefix-map): Document.
11102 * doc/invoke.texi (-fdebug-prefix-map): Document.
11103 * dbxout.c (dbxout_init, dbxout_start_source_file,
11104 dbxout_source_file): Call remap_debug_filename.
11105 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
11106 dwarf2out_start_source_file, dwarf2out_finish): Call
11107 remap_debug_filename.
11108 (file_table_relative_p): Do not check d->emitted_number.
11109 * toplev.c (output_file_directive): Call remap_debug_filename.
11110 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
11111 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
11113 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11115 * loop-invariant.c (find_invariants_to_move): Add missing macro
11118 2007-08-17 Tom Tromey <tromey@redhat.com>
11120 * tree.h (struct tree_label_decl): Removed old "java" fields.
11122 2007-08-17 Richard Sandiford <richard@codesourcery.com>
11123 Nigel Stephens <nigel@mips.com>
11125 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
11126 Treat -mno-data-in-code and -mcode-xonly as aliases for
11127 -mcode-readable=no and -mcode-readable=pcrel respectively.
11128 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
11129 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
11130 (MULTILIB_DIRNAMES): Update accordingly.
11132 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
11134 * Makefile.in (version.o): Depend on $(REVISION) only if
11135 REVISION_s is defined.
11137 2007-08-17 Sa Liu <saliu@de.ibm.com>
11138 Ulrich Weigand <uweigand@de.ibm.com>
11140 PR middle-end/32970
11141 * tree.c (reconstruct_complex_type): For a pointer to a vector,
11142 use build_qualified_type to retain qualifiers of the base type.
11144 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
11146 * config/score/score.md : Update pattern tablejump.
11147 * config/score/score.c : Update score_initialize_trampoline
11149 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
11150 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
11151 * doc/contrib.texi: Add my entry.
11153 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
11155 * Makefile.in (REVISION): New.
11158 (version.o): Also depend on $(REVISION). Add
11159 -DREVISION=$(REVISION_s).
11161 * version.c (version_string): Add REVISION.
11163 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
11165 * tree-eh.c (lower_try_finally_onedest): Reset the locus
11166 of GOTO that's relocated to a different block.
11168 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11170 * c-common.c (const_strip_array_types): New.
11171 * c-common.h (lang_missing_noreturn_ok_p): Delete.
11172 (const_strip_array_types): New.
11173 * c-objc-common.c (c_disregard_inline_limits,
11174 c_warn_unused_global_decl): Constify.
11175 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
11176 c_vla_type_p, c_incomplete_type_error): Likewise.
11177 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
11178 * hooks.c (hook_bool_const_tree_false): New.
11179 * hooks.h (hook_bool_const_tree_false): Likewise.
11180 * langhooks-def.h (lhd_warn_unused_global_decl,
11181 lhd_incomplete_type_error, lhd_expr_size,
11182 lhd_tree_inlining_disregard_inline_limits,
11183 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
11184 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
11185 * langhooks.c (lhd_warn_unused_global_decl,
11186 lhd_incomplete_type_error,
11187 lhd_tree_inlining_disregard_inline_limits,
11188 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
11189 lhd_expr_size): Likewise.
11190 * langhooks.h (lang_hooks_for_tree_inlining,
11191 lang_hooks_for_tree_dump, lang_hooks_for_types,
11192 lang_hooks_for_decls, lang_hooks): Likewise.
11193 * pointer-set.c (pointer_set_t, pointer_set_create,
11194 pointer_set_contains, insert_aux, pointer_set_insert,
11195 pointer_set_traverse, pointer_map_t, pointer_map_create,
11196 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
11198 * pointer-set.h (pointer_set_contains, pointer_set_insert,
11199 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
11200 pointer_map_traverse): Likewise.
11201 * predict.c (assert_is_empty): Likewise.
11202 * tree-affine.c (free_name_expansion): Likewise.
11203 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
11204 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
11205 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
11207 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
11209 * tree-vectorizer.c (new_loop_vec_info): Initialize new
11211 (destroy_loop_vec_info): Add call to VEC_free.
11212 * tree-vectorizer.h (may_alias_ddrs): Define.
11213 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
11214 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
11215 Change reporting to dump.
11216 (vect_is_duplicate_ddr): New.
11217 (vect_mark_for_runtime_alias_test): New.
11218 (vect_analyze_data_ref_dependences) Add call to
11219 vect_mark_for_runtime_alias_test.
11220 (vect_enhance_data_refs_alignment): Define local variable
11221 vect_versioning_for_alias_required, don't perform
11222 peeling for alignment if versioning for alias is
11224 (vect_enhance_data_refs_alignment): Use
11225 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
11226 PARAM_VECT_MAX_VERSION_CHECKS.
11227 * tree-vect-transform.c
11228 (vect_create_cond_for_alias_checks): New.
11229 (vect_transform_loop): Add call to
11230 vect_create_cond_for_alias_checks.
11231 (vect_vfa_segment_size): New.
11232 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
11234 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
11236 (vect-max-version-for-alignment-checks): Document.
11237 (vect-max-version-for-alias-checks): Document.
11238 (vect-max-version-checks): Remove.
11240 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
11242 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
11243 the same line as the instruction for all asm dialects.
11244 (*rep_movsi): Ditto.
11245 (*rep_movsi_rex64): Ditto.
11246 (*rep_movqi): Ditto.
11247 (*rep_movqi_rex64): Ditto.
11248 (*rep_stosdi_rex64): Ditto.
11249 (*rep_stossi): Ditto.
11250 (*rep_stossi_rex64): Ditto.
11251 (*rep_stosqi): Ditto.
11252 (*rep_stosqi_rex64): Ditto.
11253 (*cmpstrnqi_nz_1): Ditto.
11254 (*cmpstrnqi_nz_rex_1): Ditto.
11255 (*cmpstrnqi_1): Ditto.
11256 (*cmpstrnqi_rex_1): Ditto.
11257 (*strlenqi_1): Ditto.
11258 (*strlenqi_rex_1): Ditto.
11259 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
11260 prefix on the same line as the instruction for all asm dialects.
11261 (sync_double_compare_and_swap<mode>): Ditto.
11262 (*sync_double_compare_and_swapdi_pic): Ditto.
11263 (*sync_compare_and_swap_cc<mode>): Ditto.
11264 (sync_double_compare_and_swap_cc<mode>): Ditto.
11265 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
11266 (sync_old_add<mode>): Ditto.
11267 (sync_add<mode>): Ditto.
11268 (sync_sub<mode>): Ditto.
11269 (sync_ior<mode>): Ditto.
11270 (sync_and<mode>): Ditto.
11271 (sync_xor<mode>): Ditto.
11273 2007-08-16 Richard Sandiford <richard@codesourcery.com>
11275 PR middle-end/32897
11276 * reload.c (find_reloads): Check that the memory returned by
11277 find_reloads_toplev was not the result of forcing a constant
11279 (find_reloads_toplev): Always use simplify_gen_subreg to get
11280 the subreg of a constant. If the result is also a constant,
11281 but not a legitimate one, force it into the constant pool
11282 and reload its address.
11284 2007-08-15 David Edelsohn <edelsohn@gnu.org>
11286 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
11289 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
11291 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
11292 directive for the current vector ABI.
11294 2007-08-15 Steve Ellcey <sje@cup.hp.com>
11297 * caller-save.c (reg_save_code): Set invalide status on restore code.
11299 2007-08-15 Diego Novillo <dnovillo@google.com>
11301 * tree-ssa-alias.c (compute_memory_partitions): Use
11302 alias_bitmap_obstack to allocate bitmaps.
11303 (reset_alias_info): Factor out of init_alias_info.
11304 Mark all name tags not associated to an SSA name for renaming.
11305 (init_alias_info): Call it.
11306 (create_name_tags): Tidy. Add comments.
11307 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
11309 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
11311 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
11312 scheduler dependencies.
11314 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
11316 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
11317 "register_operand".
11318 (*iorsi_1_zext): Likewise.
11319 (*iorsi_1_zext_imm): Likewise.
11320 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
11321 with "rm"/"xm" constraint.
11322 (sse2_vmsqrtv2df2): Likewise.
11324 2007-08-15 Jakub Jelinek <jakub@redhat.com>
11326 PR middle-end/33074
11327 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
11330 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
11332 * tree-pass.h (PROP_pta): Removed.
11333 (TODO_rebuild_alias): New.
11334 (pass_may_alias): Removed.
11335 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
11336 aliasing if we changed something.
11337 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
11339 (pass_may_alias): Removed.
11340 (create_structure_vars): Return TODO_rebuild_alias.
11341 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
11342 * tree-sra.c (tree_sra): Only rebuild aliasing if something
11344 (tree_sra_early): We never affect aliasing right now.
11345 * tree-flow.h (compute_may_aliases): New prototype.
11346 * passes.c: Remove pass_may_alias from the passes.
11347 (execute_function_todo): Support TODO_rebuild_alias.
11349 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
11351 * config/i386/i386.c (legitimize_address): Move dllimported variable
11352 check infront of legitimizing pic address of CONST symbols.
11354 2007-08-14 Steve Ellcey <sje@cup.hp.com>
11356 PR tree-optimization/32941
11357 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
11358 (goto_queue_cmp): Remove.
11359 (find_goto_replacement): Change search method.
11360 (maybe_record_in_goto_queue): Add assert.
11361 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
11362 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
11364 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11366 * alias.c (component_uses_parent_alias_set): Constify.
11367 * alias.h (component_uses_parent_alias_set): Likewise.
11368 * cfgrtl.c (print_rtl_with_bb): Likewise.
11369 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
11370 mpz_get_double_int): Likewise.
11371 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
11372 mpz_get_double_int): Likewise.
11373 * expr.c (is_aligning_offset, undefined_operand_subword_p,
11374 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
11376 * expr.h (safe_from_p): Likewise.
11377 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
11379 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
11380 zero_sized_type, goa_lhs_expr_p): Likewise.
11381 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
11382 * rtl.h (print_rtl_with_bb): Likewise.
11383 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
11384 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
11385 * tree-flow-inline.h (bb_stmt_list): Constify.
11386 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
11388 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
11389 const_first_stmt, const_last_stmt): New.
11390 (block_may_fallthru, empty_block_p): Constify.
11391 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
11392 EXPR_ONLY_BODY): New.
11393 (expr_first, expr_last, expr_only): Use macro for body.
11394 (const_expr_first, const_expr_last, const_expr_only): New.
11395 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
11396 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
11397 ctsi_prev, ctsi_stmt): New.
11398 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
11399 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
11400 * tree-ssa-loop-niter.c (loop_only_exit_p,
11401 derive_constant_upper_bound): Likewise.
11402 * tree-ssa-phiopt.c (empty_block_p): Likewise.
11403 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
11404 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
11405 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
11406 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
11407 * tree.c (get_type_static_bounds): Likewise.
11408 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
11409 (get_type_static_bounds): Constify.
11411 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
11414 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
11415 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
11416 (*<addsub><mode>3_cc_overflow): New.
11417 (*add<mode>3_cconly_overflow): New.
11418 (*sub<mode>3_cconly_overflow): New.
11419 (*<addsub>si3_zext_cc_overflow): New.
11420 * config/i386/predicates.md (fcmov_comparison_operator): Accept
11421 CCCmode for LTU, GTU, LEU and GEU.
11422 (ix86_comparison_operator): Likewise.
11423 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
11424 * config/i386/i386.c (put_condition_code): Support CCCmode.
11425 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
11426 or MINUS expressions.
11428 2007-08-14 Andrew Pinski <pinskia@gmail.com>
11431 * c-typeck.c (build_binary_op): Disallow vector float types with
11432 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
11434 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
11436 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
11437 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
11438 (dep_def): New typedef.
11439 (init_dep_1, sd_debug_dep): Declare functions.
11440 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
11441 (debug_dep_links): Remove.
11442 (struct _deps_list): New field 'n_links'.
11443 (DEPS_LIST_N_LINKS): New macro.
11444 (FOR_EACH_DEP_LINK): Remove.
11445 (create_deps_list, free_deps_list, delete_deps_list): Remove
11447 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
11448 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11449 (copy_deps_list_change_con, move_dep_link): Ditto.
11450 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
11451 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
11453 (INSN_BACK_DEPS): Remove.
11454 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
11456 (INSN_DEP_COUNT): Remove.
11457 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
11458 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
11459 Declare global variables.
11460 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
11461 (add_forw_dep, compute_forward_dependences): Remove declarations.
11462 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
11463 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11464 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
11466 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
11468 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
11469 (sd_list_types_def): New typedef.
11470 (sd_next_list): Declare function.
11471 (struct _sd_iterator): New type.
11472 (sd_iterator_def): New typedef.
11473 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
11475 (FOR_EACH_DEP): New cycle wrapper.
11476 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
11478 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
11479 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
11482 * sched-deps.c (init_dep_1): Make global.
11483 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
11485 (dump_dep): New static function.
11486 (dump_dep_flags): New static variable.
11487 (sd_debug_dep): New function.
11488 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
11490 (move_dep_link): Use remove_from_deps_list (), instead of
11491 detach_dep_link ().
11492 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
11493 (dep_link_is_detached_p): New static function.
11494 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
11496 (dn_pool, dl_pool): New alloc_pools.
11497 (dn_pool_diff, dl_pool_diff): New static variables.
11498 (create_dep_node, delete_dep_node): New static function.
11499 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
11500 (deps_list_empty_p): Make it static. Use 'n_links' field.
11501 (deps_pools_are_empty_p): New static function.
11502 (alloc_deps_list, delete_deps_list): Remove.
11503 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
11504 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11505 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
11506 (forward_dependency_cache): Remove.
11507 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
11508 'back' from the names. Change signature to use dep_t instead of
11510 (add_back_dep): Ditto. Make global.
11511 (check_dep_status): Rename to check_dep ().
11512 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
11514 (sd_finish_insn): Ditto.
11515 (sd_find_dep_between_no_cache): New static function.
11516 (sd_find_dep_between): New function.
11517 (ask_dependency_caches, set_dependency_caches): New static functions.
11518 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
11519 (add_or_update_dep_1): Separate pieces of functionality into
11520 ask_dependency_caches (), update_dependency_caches (),
11521 change_spec_dep_to_hard (), update_dep ().
11522 (get_back_and_forw_lists): New static function.
11523 (sd_add_dep): Separate setting of dependency caches into
11524 set_dependency_caches ().
11525 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
11527 (sd_delete_dep): Ditto.
11528 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
11529 (dump_lists): New static function.
11530 (sd_debug_lists): New debug function.
11531 (delete_all_dependences, fixup_sched_groups): Update to use
11532 sd_* infrastructure.
11533 (sched_analyze_2): Create data-speculative dependency only if
11534 data-speculation is enabled.
11535 (sched_analyze_insn): If insn cannot be speculative, make all its
11536 dependencies non-speculative.
11537 (sched_analyze): Use sd_init_insn ().
11538 (add_forw_dep, compute_forward_dependencies): Remove.
11539 (delete_dep_nodes_in_back_deps): New static function.
11540 (sched_free_deps): New function.
11541 (init_dependency_caches): Init alloc_pools.
11542 (extend_depedency_caches): Update after removing of
11543 forward_dependency_cache.
11544 (free_dependency_caches): Ditto. Free alloc_pools.
11545 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
11546 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
11548 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11549 (add_dependence): Use init_dep ().
11550 (get_dep_weak_1): New static function.
11551 (get_dep_weak): Move logic to get_dep_weak_1 ().
11552 (dump_ds): New static function moved from haifa-sched.c:
11553 debug_spec_status ().
11554 (debug_ds): New debug function.
11555 (check_dep_status): Rename to check_dep (). Update to check whole
11558 * haifa-sched.c (spec_info): Make global.
11559 (added_recovery_block_p): Rename to
11560 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
11561 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
11562 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
11563 to use new interfaces.
11564 (ok_for_early_queue_removal): Ditto.
11565 (schedule_block): Initialize logical uids of insns emitted by the
11567 (sched_init): Initialize new variable.
11568 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
11570 (extend_global): Initialize insn data.
11571 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
11572 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
11574 (add_to_speculative_block): Update to use new interfaces.
11575 (create_recovery_block): Set new variables.
11576 (create_check_block_twin, fix_recovery_deps): Update to use new
11578 (sched_insn_is_legitimate_for_speculation_p): New function.
11579 (speculate_insn): Move checking logic to
11580 sched_insn_is_legitimate_for_speculation_p ().
11581 (sched_remove_insn): Finalize sched-deps information of instruction.
11582 (clear_priorities, add_jump_dependencies): Update to use new
11584 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
11586 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
11587 to use new interfaces.
11588 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
11589 (new_ready): Try to use control speculation only if it is available.
11590 (add_branch_dependences): Update to use new interfaces.
11591 (compute_block_backward_dependences): Rename to
11592 compute_block_dependences (). Call
11593 targetm.sched.dependencies_evaluation_hook ().
11594 (free_block_dependencies): New static function.
11595 (debug_dependencies): Update to use new interfaces.
11596 (schedule_region): Remove separate computation of forward dependencies.
11597 Move call of targetm.sched.dependencies_evaluation_hook () to
11598 compute_block_dependences (). Free dependencies at the end of
11599 scheduling the region.
11601 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
11603 (add_deps_for_risky_insns): Ditto.
11604 (schedule_ebb): Remove separate computation of forward dependencies.
11605 Free dependencies at the end of scheduling the ebb.
11607 * ddg.c (create_ddg_dependence): Update to use new interfaces.
11608 (build_intra_loop_deps): Ditto. Remove separate computation of
11609 forward dependencies. Free sched-deps dependencies.
11611 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
11612 to use new interfaces.
11613 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
11615 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
11617 (is_costly_group): Ditto.
11619 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11621 * alias.c (rtx_equal_for_memref_p): Constify.
11622 * basic-block.h (const_edge, const_basic_block): New.
11623 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
11624 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
11625 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
11626 probably_never_executed_bb_p, edge_probability_reliable_p,
11627 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
11628 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
11630 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
11631 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
11633 * cfganal.c (flow_active_insn_p, forwarder_block_p,
11634 flow_nodes_print, dfs_enumerate_from): Likewise.
11635 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
11636 control_flow_insn_p, count_basic_blocks): Likewise.
11637 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
11638 get_loop_body_with_size, loop_exit_edge_p): Likewise.
11639 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
11640 average_num_loop_insns, loop_exit_edge_p,
11641 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
11642 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
11643 average_num_loop_insns, seq_cost): Likewise.
11644 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
11645 * dominance.c (dominated_by_p): Likewise.
11646 * emit-rtl.c (validate_subreg): Likewise.
11647 * except.c (can_throw_internal, can_throw_external): Likewise.
11648 * except.h (can_throw_internal, can_throw_external): Likewise.
11649 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
11650 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
11651 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
11652 simple_mem, store_ops_ok, load_kills_store, find_loads,
11653 store_killed_in_insn, store_killed_after, store_killed_before,
11654 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
11656 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
11657 noce_mem_write_may_trap_or_fault_p): Likewise.
11658 * pointer-set.c (pointer_set_contains, pointer_map_contains):
11660 * pointer-set.h (pointer_set_contains, pointer_map_contains):
11662 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
11663 probably_cold_bb_p, probably_never_executed_bb_p,
11664 edge_probability_reliable_p, br_prob_note_reliable_p,
11665 can_predict_insn_p): Likewise.
11666 * regclass.c (reg_set_to_hard_reg_set): Likewise.
11667 * resource.c (return_insn_p): Likewise.
11668 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
11670 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
11671 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
11672 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
11673 verify_gimple_modify_stmt): Likewise.
11674 * tree-chrec.c (is_not_constant_evolution,
11675 is_multivariate_chrec_rec, is_multivariate_chrec,
11676 chrec_contains_symbols, chrec_contains_undetermined,
11677 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
11678 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
11679 eq_evolutions_p, scev_direction): Likewise.
11680 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
11681 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
11682 chrec_contains_symbols_defined_in_loop,
11683 chrec_contains_undetermined, tree_contains_chrecs,
11684 evolution_function_is_affine_multivariate_p,
11685 evolution_function_is_univariate_p, chrec_zerop,
11686 evolution_function_is_constant_p, evolution_function_is_affine_p,
11687 evolution_function_is_affine_or_constant_p,
11688 tree_does_not_contain_chrecs, chrec_type): Likewise.
11689 * tree-data-ref.c (tree_fold_divides_p,
11690 object_address_invariant_in_loop_p, dr_may_alias_p,
11691 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
11692 same_access_functions, constant_access_functions,
11693 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
11695 * tree-flow.h (scev_direction): Likewise.
11696 * tree-gimple.c (is_gimple_stmt): Likewise.
11697 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
11699 * tree-pretty-print.c (op_prio): Likewise.
11700 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
11701 analyzable_condition, backedge_phi_arg_p): Likewise.
11702 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
11703 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
11704 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
11707 2007-08-13 Dan Hipschman <dsh@google.com>
11710 * c-format.c (check_format_arg): Move check for zero-length
11711 format strings below the check for unterminated strings.
11713 2007-08-13 Andrew Pinski <pinskia@gmail.com>
11716 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
11719 2007-08-13 Nick Clifton <nickc@redhat.com>
11721 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
11723 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11726 * c-format.c (gcc_gfc_length_specs): New array.
11727 (gcc_gfc_char_table): Add unsigned specifier, and references to
11728 the l length modifier.
11729 (format_types_orig): Use the new gcc_gfc_length_specs.
11731 2007-08-12 Sa Liu <saliu@de.ibm.com>
11733 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
11734 and with REG_RETVAL note after split.
11736 2007-08-11 David Daney <ddaney@avtrex.com>
11738 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
11739 as ATTRIBUTE_UNUSED.
11741 2007-08-11 David Edelsohn <edelsohn@gnu.org>
11742 Segher Boessenkool <segher@kernel.crashing.org>
11744 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
11745 HAVE_LOCAL_CPU_DETECT not defined.
11747 2007-08-11 Jan Hubicka <jh@suse.cz>
11749 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
11750 (cgraph_process_new_functions): Honor previous value of
11751 disregard_inline_limits.
11752 * ipa-inline.c (compute_inline_parameters): Likewise.
11754 2007-08-11 Ian Lance Taylor <iant@google.com>
11756 * alias.h (alias_set_type): Define new type.
11757 (ALIAS_SET_MEMORY_BARRIER): Use it.
11758 * rtl.h: Include alias.h.
11759 (struct mem_attrs): Use alias_set_type.
11760 * tree.h: Include alias.h
11761 (struct tree_type): Use alias_set_type.
11762 (struct tree_struct_field_tag): Likewise.
11763 (struct tree_decl_common): Likewise.
11764 * alias.c (struct alias_set_entry): Use alias_set_type.
11765 (get_alias_set_entry, alias_set_subset_of): Likewise.
11766 (alias_sets_conflict_p): Likewise.
11767 (alias_sets_must_conflict_p): Likewise.
11768 (objects_must_conflict_p): Likewise.
11769 (get_alias_set, new_alias_set): Likewise.
11770 (record_alias_subset, record_component_aliases): Likewise.
11771 (varargs_set, frame_set): Change to alias_set_type.
11772 (get_varargs_alias_set): Use alias_set_type.
11773 (get_frame_alias_set): Likewise.
11774 * builtins.c (setjmp_alias_set): Change to alias_set_type.
11775 * dse.c (struct store_info): Use alias_set_type.
11776 (struct read_info, struct clear_alias_mode_holder): Likewise.
11777 (clear_alias_set_lookup, canon_address): Likewise.
11778 (record_store, check_mem_read_rtx): Likewise.
11779 (dse_record_singleton_alias_set): Likewise.
11780 (dse_invalidate_singleton_alias_set): Likewise.
11781 * emit-rtl.c (get_mem_attrs): Likewise.
11782 (set_mem_attributes_minus_bitpos): Likewise.
11783 (set_mem_alias_set): Likewise.
11784 * expr.c (store_constructor_field, store_field): Likewise.
11785 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
11786 * langhooks.c (lhd_get_alias_set): Likewise.
11787 * langhooks-def.h (lhd_get_alias_set): Likewise.
11788 * reload1.c (alter_reg): Likewise.
11789 * tree-flow.h (struct fieldoff): Likewise.
11790 * tree-ssa-alias.c (struct alias_map_d): Likewise.
11791 (may_alias_p, get_smt_for, create_sft): Likewise.
11792 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
11793 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
11794 (merge_smts_into): Likewise.
11795 * varasm.c (const_alias_set): Likewise.
11796 * c-common.c (strict_aliasing_warning): Likewise.
11797 (c_common_get_alias_set): Likewise.
11798 * dse.h (dse_record_singleton_alias_set): Update declaration.
11799 (dse_invalidate_singleton_alias_set): Likewise.
11800 * emit-rtl.h (set_mem_alias_set): Likewise.
11801 * c-common.h (c_common_get_alias_set): Likewise.
11802 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
11803 * print-tree.c (print_node): Likewise.
11804 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
11806 (alpha_setup_incoming_varargs): Use alias_set_type.
11807 * config/i386/i386.c (setup_incoming_varargs_64): Use
11809 (setup_incoming_varargs_ms_64): Likewise.
11810 (ix86_GOT_alias_set): Likewise.
11811 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11812 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
11813 (set): Change to alias_set_type.
11814 (get_TOC_alias_set): Use alias_set_type.
11815 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
11817 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
11818 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
11820 (struct_value_alias_set): Likewise.
11821 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
11823 2007-08-11 Richard Sandiford <richard@codesourcery.com>
11825 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
11826 * config/vxworks.h (TARGET_VXWORKS): Override.
11827 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
11828 "mips" if TARGET_VXWORKS.
11830 2007-08-11 Richard Sandiford <richard@codesourcery.com>
11832 * calls.c (avoid_likely_spilled_reg): New function.
11833 (expand_call): Use it.
11835 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11837 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
11839 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
11841 * config/mips/predicates.md (const_call_insn_operand): Invoke
11842 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
11844 2007-08-10 David Edelsohn <edelsohn@gnu.org>
11847 * config/rs6000/driver-rs6000.c: Include link.h.
11848 Use ElfW instead of wordsize-specif typedef.
11850 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11852 * system.h (CONST_CAST): New.
11853 * c-decl.c (c_make_fname_decl): Use it.
11854 * c-lex.c (cb_ident, lex_string): Likewise.
11855 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11856 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
11857 give_switch, set_multilib_dir): Likewise.
11858 * gengtype-parse.c (string_seq, typedef_name): Likewise.
11859 * passes.c (execute_one_pass): Likewise.
11860 * prefix.c (update_path): Likewise.
11861 * pretty-print.c (pp_base_destroy_prefix): Likewise.
11862 * tree.c (build_string): Likewise.
11864 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
11866 * tree-flow-inline.h (is_exec_stmt): Remove.
11867 (is_label_stmt): Remove.
11868 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
11871 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
11873 * lower-subreg.c (resolve_shift_zext): Don't adjust
11874 src_reg_num for wordmode operands.
11876 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
11877 David Ung <davidu@mips.com>
11879 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
11880 (TARGET_SCHED_REORDER2): Define.
11881 (mips_maybe_swap_ready): New.
11882 (mips_last_74k_agen_insn): New.
11883 (mips_74k_agen_init): New.
11884 (mips_74k_agen_reorder): New function to group loads and stores
11885 in the ready queue.
11886 (mips_sched_init): New.
11887 (mips_sched_reorder): Don't do initialization here. Call
11888 mips_74k_agen_reorder.
11889 (mips_variable_issue): Call mips_74k_agen_init.
11891 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
11893 * tree-flow-inline.h (get_filename): Remove.
11895 2007-08-10 Richard Sandiford <richard@codesourcery.com>
11897 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
11899 (mips_fetch_insns): Delete in favor of...
11900 (mips_load_store_insns): ...this new function.
11901 * config/mips/mips.c (mips_address_insns): Add a boolean argument
11902 to say whether multiword moves _might_ be split.
11903 (mips_fetch_insns): Delete in favor of...
11904 (mips_load_store_insns): ...this new function.
11905 (mips_rtx_costs): Update the call to mips_address_insns.
11906 (mips_address_cost): Likewise.
11907 * config/mips/mips.md (length): Use mips_load_store_insns instead
11908 of mips_fetch_insns.
11909 * config/mips/constraints.md (R): Use mips_address_insns rather
11910 than mips_fetch_insns. Assume that the move never needs to be split.
11912 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
11914 * config/mips/mips.opt (mhard-float, msoft-float): Make these
11915 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
11916 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
11917 * config/mips/mips.h (mips16_hard_float): Delete.
11918 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
11919 definitions, and replace with....
11920 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
11921 * config/mips/mips.c (mips16_hard_float): Delete. Replace
11922 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
11923 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
11924 (override_options): Replace MASK_SOFT_FLOAT references with
11925 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
11926 and mips16_hard_float when TARGET_MIPS16.
11928 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11931 * c-typeck.c (build_binary_op): Check for non pointer types before
11932 calling int_fits_type_p.
11934 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11936 PR middle-end/32813
11937 * fold-const.c (omit_one_operand): Return only the ommitted expression
11938 if the result is an empty statement.
11939 (pedantic_omit_one_operand): Likewise.
11941 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
11943 * c-typeck.c (readonly_error): Improve error for assignment.
11945 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
11947 (pp_c_expression): Ditto.
11949 2007-08-09 Simon Baldwin <simonb@google.com>
11951 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
11952 break that was preventing simplify_associative_operation() for xor.
11954 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
11955 Nigel Stephens <nigel@mips.com>
11957 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
11958 Document change in interpretation of value from boolean to
11960 * optabs.c (expand_ffs, expand_ctz): New functions to compute
11961 ffs and ctz using clz.
11962 (expand_unop): Call them.
11963 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
11965 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
11966 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
11967 enable the new ffs expansion on this target.
11969 2007-08-09 Jan Hubicka <jh@suse.cz>
11971 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
11972 (expand_ternary_op): Likewise.
11973 (expand_vec_shift_expr): Likewise.
11974 (expand_binop_directly): Likewise.
11975 (expand_binop): Likewise.
11976 (sign_expand_binop): Likewise.
11977 (expand_twoval_unop): Likewise.
11978 (expand_twoval_binop): Likewise.
11979 (expand_twoval_binop_libfunc): Likewise.
11980 (widen_clz): Likewise.
11981 (widen_bswap): Likewise.
11982 (expand_parity): Likewise.
11983 (expand_unop): Likewise.
11984 (expand_abs_nojump): Likewise.
11985 (expand_copysign): Likewise.
11986 (emit_no_conflict_block): Likewise.
11987 (emit_libcall_block): Likewise.
11988 (can_compare_p): Likewise.
11989 (prepare_cmp_insn): Likewise.
11990 (emit_cmp_and_jump_insn_1): Likewise.
11991 (prepare_float_lib_cmp): Likewise.
11992 (emit_conditional_add): Likewise.
11993 (gen_add2_insn): Likewise.
11994 (have_add2_insn): Likewise.
11995 (gen_sub2_insn): Likewise.
11996 (have_sub2_insn): Likewise.
11997 (can_extend_p): Likewise.
11998 (can_fix_p): Likewise.
11999 (can_float_p): Likewise.
12000 (expand_float): Likewise.
12001 (expand_fix): Likewise.
12002 (expand_sfix_optab): Likewise.
12003 (new_optab): Likewise.
12004 (new_convert_optab): Likewise.
12005 (init_libfuncs): Likewise.
12006 (init_interclass_conv_libfuncs): Likewise.
12007 (init_intraclass_conv_libfuncs): Likewise.
12008 (set_conv_libfunc): Likewise.
12009 (init_optabs): Likewise.
12010 (debug_optab_libfuncs): Likewise.
12011 (gen_cond_trap): Likewise.
12012 * optabs.h (optab_handler, convert_optab_hanlder): New.
12013 * genopinit.c: Update optabs generation table.
12014 * reload.c (find_reloads_address_1): Use optabs accestors.
12015 * builtins.c (expand_builtin_mathfn): Likewise.
12016 (expand_builtin_mathfn_2): Likewise.
12017 (expand_builtin_mathfn_3): Likewise.
12018 (expand_builtin_interclass_mathfn): Likewise.
12019 (expand_builtin_sincos): Likewise.
12020 (expand_builtin_cexpi): Likewise.
12021 (expand_builtin_powi): Likewise.
12022 (expand_builtin_strlen): Likewise.
12023 * dojump.c (do_jump): Likewise.
12024 * expr.c (convert_move): Likewise.
12025 (move_by_pieces): Likewise.
12026 (move_by_pieces_ninsns): Likewise.
12027 (can_store_by_pieces): Likewise.
12028 (store_by_pieces_1): Likewise.
12029 (emit_move_via_integer): Likewise.
12030 (emit_move_complex): Likewise.
12031 (emit_move_ccmode): Likewise.
12032 (emit_move_insn_1): Likewise.
12033 (emit_single_push_insn): Likewise.
12034 (store_constructor): Likewise.
12035 (expand_expr_real_1): Likewise.
12036 (do_store_flag): Likewise.
12037 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
12038 (enumerate_modes): Likewise.
12039 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
12040 (supportable_widening_operation): Likewise.
12041 (supportable_narrowing_operation): Likewise.
12042 * expmed.c (store_bit_field_1): Likewise.
12043 (extract_bit_field_1): Likewise.
12044 (expand_mult_highpart_optab): Likewise.
12045 (expand_smod_pow2): Likewise.
12046 (expand_divmod): Likewise.
12047 (emit_store_flag): Likewise.
12048 * tree-vect-patterns.c
12049 (vect_pattern_recog_1): Likewise.
12050 * tree-ssa-loop-prefetch.c
12051 (nontemporal_store_p): Likewise.
12052 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
12053 (vect_create_epilog_for_reduction): Likewise.
12054 (vectorizable_reduction): Likewise.
12055 (vectorizable_operation): Likewise.
12056 (vect_strided_store_supported): Likewise.
12057 (vectorizable_store): Likewise.
12058 (vect_strided_load_supported): Likewise.
12059 (vectorizable_load): Likewise.
12060 * combine.c (simplify_comparison): Likewise.
12061 * tree-vect-generic.c
12062 (type_for_widest_vector_mode): Likewise.
12063 (expand_vector_operations_1): Likewise.
12064 * config/spu/spu.c (spu_expand_mov): Likewise.
12065 (spu_emit_vector_compare): Likewise.
12066 * config/rs6000/rs6000.c
12067 (rs6000_emit_vector_compare): Likewise.
12068 * stmt.c (add_case_node): Likewise.
12069 * reload1.c (gen_reload):
12071 2007-08-09 Michael Matz <matz@suse.de>
12073 * tree.h (fixed_zerop): Declare as taking a const_tree.
12074 * tree.c (fixed_zerop): Take a const_tree.
12076 2007-08-09 Ira Rosen <irar@il.ibm.com>
12078 * tree-vect-transform.c (vectorizable_store): Remove call to
12079 copy_virtual_operands() and call mark_symbols_for_renaming() for
12080 the created vector store.
12081 (vect_setup_realignment): Don't call copy_virtual_operands() and
12082 update_vuses_to_preheader().
12083 (vectorizable_load): Don't call copy_virtual_operands().
12084 (update_vuses_to_preheader): Remove.
12086 2007-08-08 Chao-ying Fu <fu@mips.com>
12088 * tree.def (FIXED_POINT_TYPE): New type.
12089 (FIXED_CST): New constant.
12090 (FIXED_CONVERT_EXPR): New expr.
12091 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
12092 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
12093 * tree.h (struct tree_base): Add saturating_flag.
12094 Remove one bit of spare for saturating_flag.
12095 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
12096 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
12097 FIXED_POINT_TYPE_P): Define.
12098 (TYPE_SATURATING): Define.
12099 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
12100 (struct tree_fixed_cst): New.
12101 (TYPE_IBIT, TYPE_FBIT): Define.
12102 (tree_node): Add fixed_cst.
12103 (enum tree_index): Add new enumeration values of
12104 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
12105 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
12106 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
12107 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
12108 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
12109 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
12110 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
12111 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
12112 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
12113 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
12114 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
12115 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
12116 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
12117 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
12118 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
12119 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
12120 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
12121 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
12122 (sat_short_fract_type_node, sat_fract_type_node,
12123 sat_long_fract_type_node, sat_long_long_fract_type_node,
12124 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
12125 sat_unsigned_long_fract_type_node,
12126 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
12127 fract_type_node, long_fract_type_node, long_long_fract_type_node,
12128 unsigned_short_fract_type_node, unsigned_fract_type_node,
12129 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
12130 sat_short_accum_type_node, sat_accum_type_node,
12131 sat_long_accum_type_node, sat_long_long_accum_type_node,
12132 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
12133 sat_unsigned_long_accum_type_node,
12134 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
12135 accum_type_node, long_accum_type_node, long_long_accum_type_node,
12136 unsigned_short_accum_type_node, unsigned_accum_type_node,
12137 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
12138 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
12139 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
12140 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
12141 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
12142 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
12143 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
12144 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
12145 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
12146 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
12147 sat_uda_type_node, sat_uta_type_node): New macro.
12148 (make_fract_type, make_accum_type): Declare.
12149 (make_signed_fract_type, make_unsigned_fract_type,
12150 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
12151 make_signed_accum_type, make_unsigned_accum_type,
12152 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
12153 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
12154 make_or_reuse_sat_signed_fract_type,
12155 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
12156 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
12157 make_or_reuse_sat_unsigned_accum_type): New macro.
12158 (fixed_zerop): Declare.
12159 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
12160 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
12161 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
12162 LONG_LONG_ACCUM_TYPE_SIZE): Define.
12163 * treestruct.def: Add TS_FIXED_CST.
12164 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
12165 (tree.o): Likewise.
12166 (tree-dump.o): Likewise.
12167 (print-tree.o): Likewise.
12168 (tree-pretty-print.o): Likewise.
12169 (fold-const.o): Likewise.
12170 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
12171 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
12172 (is_gimple_min_invariant): Handle FIXED_CST.
12173 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
12174 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
12175 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12176 (layout_type): Handle FIXED_POINT_TYPE.
12177 (make_fract_type, make_accum_type): New functions.
12178 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
12179 * tree-dump.c (fixed-value.h): New include.
12180 (dump_fixed): New function.
12181 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
12182 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
12183 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
12184 * tree-pretty-print.c (fixed-value.h): New include.
12185 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
12186 FIXED_CONVERT_EXPR.
12187 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
12188 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
12189 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
12190 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
12191 for non-saturating fixed-point types.
12192 (reassociate_bb): Likewise.
12193 * emit-rtl.c (fixed-value.h): New include.
12194 (fconst0, fconst1): New array.
12195 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
12196 * tree-vect-generic.c expand_vector_operation): Support
12197 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
12198 MODE_VECTOR_UACCUM.
12199 (type_for_widest_vector_mode): Add one parameter for the
12201 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
12203 Pass the satp parameter to type_for_mode for fixed-point types.
12204 (expand_vector_operations_1): Pass the saturating flag to
12205 type_for_widest_vector_mode.
12206 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
12207 and MODE_VECTOR_UACCUM.
12208 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
12209 (vectorizable_condition): Likewise.
12210 * tree.c (fixed-value.h): New include.
12211 (tree_code_size): Support FIXED_CST.
12212 (build_fixed): New function.
12213 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
12214 (fixed_zerop): New function.
12215 (tree_node_structure): Support FIXED_CST.
12216 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
12217 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
12218 (type_hash_eq): Handle FIXED_POINT_TYPE.
12219 (simple_cst_equal): Support FIXED_CST.
12220 (iterative_hash_expr): Handle FIXED_CST.
12221 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
12222 (get_narrower): Likewise.
12223 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
12224 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
12225 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
12226 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
12228 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
12229 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12230 (initializer_zerop): Support FIXED_CST.
12231 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
12232 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
12233 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
12234 (is_base_type): Handle FIXED_POINT_TYPE.
12235 (add_type_attribute): Handle FIXED_POINT_TYPE.
12236 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
12237 * print-tree.c (fixed-value.h): New include.
12238 (print_node_brief): Support FIXED_CST.
12239 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
12240 * c-pretty-print.c (fixed-value.h): New include.
12241 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
12242 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
12243 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
12244 Support fixed-point types for inner items in VECTOR_TYPE.
12245 (pp_c_direct_declarator): Likewise.
12246 (pp_c_declarator): Likewise.
12247 (pp_c_fixed_constant): New function.
12248 (pp_c_constant): Handle FIXED_CST.
12249 (pp_c_primary_expression): Likewise.
12250 (pp_c_expression): Likewise.
12251 * fold-const.c (fixed-value.h): New include.
12252 (negate_expr_p): Return true for FIXED_CST.
12253 (fold_negate_expr): Support FIXED_CST.
12254 (split_tree): Support FIXED_CST.
12255 (const_binop): Support FIXED_CST.
12256 (fold_convert_const_int_from_fixed): New function to convert from
12258 (fold_convert_const_real_from_fixed): New function to convert from
12260 (fold_convert_const_fixed_from_fixed): New function to convert from
12261 fixed to another fixed.
12262 (fold_convert_const_fixed_from_int): New function to convert from
12264 (fold_convert_const_fixed_from_real): New function to convert from
12266 (fold_convert_const): Support conversions from fixed to int, from
12267 fixed to real, from fixed to fixed, from int to fixed, and from real
12269 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
12270 (operand_equal_p): Support FIXED_CST.
12271 (make_range): For fixed-point modes, we need to pass the
12272 saturating flag as the 2nd parameter.
12273 (tree_swap_operands_p): Handle FIXED_CST.
12274 (fold_plusminus_mult_expr): For fract modes, we cannot generate
12276 (fold_unary): Support FIXED_CONVERT_EXPR.
12277 (fold_binary): Handle FIXED_CST.
12278 Make sure the type is not saturating, before associating operations.
12279 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
12280 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
12281 (fold_negate_const): Support FIXED_CST.
12282 (fold_relational_const): Support FIXED_CST.
12283 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
12284 (gimplify_expr): Handle FIXED_CST.
12285 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
12286 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
12287 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
12288 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
12289 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
12290 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
12291 LONG_LONG_ACCUM_TYPE_SIZE.
12292 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
12293 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
12294 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
12295 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
12296 MODE_ACCUM, and MODE_UACCUM.
12297 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
12298 fixed-point types to disable reduction.
12299 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
12301 2007-08-08 David Edelsohn <edelsohn@gnu.org>
12303 * config/rs6000/x-rs6000: New file.
12304 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
12305 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
12306 (EXTRA_SPEC_FUNCTIONS): Define.
12307 (HAVE_LOCAL_CPU_DETECT): Define.
12308 (CC1_CPU_SPEC): Define.
12309 * config/rs6000/driver-rs6000.c: New file.
12310 * config/rs6000/aix.h (CC1_SPEC): Define.
12311 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
12312 * config.host: Add x-rs6000 to host_xmake_file if host and target
12313 are rs6000 or powerpc.
12315 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
12317 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
12319 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12320 Sandra Loosemore <sandra@codesourcery.com>
12321 Chao-ying Fu <fu@mips.com>
12322 Nigel Stephens <nigel@mips.com>
12323 David Ung <davidu@mips.com>
12325 * doc/invoke.texi (-mcode-readable): Document.
12326 * config/mips/mips.opt (mcode-readable): New option.
12327 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
12328 * config/mips/mips.h (mips_code_readable_setting): New enum.
12329 (mips_code_readable): Declare.
12330 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
12331 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
12332 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
12333 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
12334 boiler-plate comments.
12335 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
12336 * config/mips/mips.c (mips_code_readable): New variable.
12337 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
12338 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
12339 context and -mcode-readable setting to restrict the use of
12340 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
12341 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
12342 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
12343 (mips_blocks_for_constant_p): Only return false for
12344 TARGET_MIPS16_PCREL_LOADS.
12345 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
12346 for MIPS16. Handle SYMBOL_32_HIGH.
12347 (mips_const_insns): Allow HIGHs for MIPS16 too.
12348 (mips_unspec_address_offset): New function, split out from...
12349 (mips_unspec_address): ...here.
12350 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
12351 16-bit symbolic constants. Assert approropiate conditions for
12352 using the "la" and "dla" macros.
12353 (mips_handle_option): Handle -mcode-readable=.
12354 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
12355 Set up mips_lo_relocs[SYMBOL_32_HIGH].
12356 (mips_strip_unspec_address): New function, split out from...
12357 (print_operand_reloc): ...here.
12358 (print_operand): Pass constants through mips_strip_unspec_address.
12359 (print_operand_address): Likewise.
12360 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
12361 (mips_select_rtx_section): Remove MIPS16 handling.
12362 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
12363 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
12364 (mips16_lay_out_constants): Do nothing unless
12365 TARGET_MIPS16_PCREL_LOADS.
12366 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
12367 * config/mips/mips.md: Split HIGHs for MIPS16.
12368 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
12370 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12372 * config/mips/mips-protos.h (mips_emit_move): Declare.
12373 * config/mips/mips.c (mips_emit_move): New function.
12374 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
12375 (mips_legitimize_const_move): Likewise.
12376 (mips_legitimize_move): Likewise.
12377 (mips_split_64bit_move): Likewise.
12378 (mips_restore_gp): Likewise.
12379 (mips_load_call_address): Likewise.
12380 (mips_emit_fcc_reload): Likewise.
12381 (mips_set_return_address): Likewise.
12382 (mips_block_move_straight): Likewise.
12383 (mips_block_move_loop): Likewise.
12384 (mips_setup_incoming_varargs): Likewise.
12385 (mips_save_reg): Likewise.
12386 (mips_expand_prologue): Likewise.
12387 (mips_restore_reg): Likewise.
12388 (mips_expand_epilogue): Likewise.
12389 (mips_output_mi_thunk): Likewise.
12390 (build_mips16_call_stub): Likewise.
12391 (mips_builtin_branch_and_move): Likewise.
12392 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
12393 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
12394 (fixuns_truncdfdi2): Likewise.
12395 (fixuns_truncsfsi2): Likewise.
12396 (fixuns_truncsfdi2): Likewise.
12397 (loadgp_absolute): Likewise.
12398 (builtin_setjmp_setup): Likewise.
12399 (builtin_longjmp): Likewise.
12400 (untyped_call): Likewise.
12402 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12404 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
12405 an "rtx *" argument. Return a bool.
12406 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
12407 values and return true if they can be split. Take the same kind of
12408 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
12409 and store the lo_sum there if nonnull. Use the symbol type to
12410 determine whether a $gp or HIGH is needed.
12411 (mips_legitimize_address): Update call to mips_split_symbol and
12412 simplify accordingly.
12413 (mips_legitimize_const_move): Likewise.
12414 * config/mips/mips.md: In the combine define_split,
12415 check mips_split_symbol instead of splittable_symbolic_operand.
12416 Update use of mips_split_symbol in the generator code.
12417 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
12419 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12421 * config/mips/mips.c (mips_symbolic_address_p): Delete.
12422 (mips_symbol_insns_1): New function, split out from...
12423 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
12424 and stores separately from load addresses.
12425 (mips_classify_address): Replace uses of mips_symbolic_address_p
12426 with uses of mips_symbol_insns.
12427 (mips_address_insns): Update calls to mips_symbol_insns.
12428 (mips_const_insns): Likewise.
12429 (mips_legitimize_address): Likewise.
12431 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12433 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
12434 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
12435 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
12436 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
12437 non-call contexts if TARGET_MIPS16.
12438 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
12439 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
12440 code for SYMBOL_ABSOLUTE.
12441 (mips_symbol_insns): Likewise.
12443 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12445 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
12446 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
12447 (mips_symbolic_constant_p): Likewise. Update the call to
12448 mips_classify_symbol.
12449 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
12450 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
12451 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
12452 (print_operand_reloc): Add a context argument. Update the call to
12453 mips_symbolic_constant_p.
12454 (print_operand): Update the calls to print_operand_reloc.
12455 (print_operand_address): Use print_operand_reloc rather than
12457 (mips_rewrite_small_data_p): Add a context argument. Update the call
12458 to mips_symbolic_constant_p.
12459 (mips_small_data_pattern_1): Make DATA the containing mem.
12460 Update the call to mips_rewrite_small_data_p.
12461 (mips_rewrite_small_data_1): Likewise.
12462 (mips_use_anchors_for_symbol_p): Update the call to
12463 mips_symbolic_constant_p.
12464 * config/mips/predicates.md (const_call_insn_operand): Likewise.
12465 (splittable_symbolic_operand): Likewise.
12466 (move_operand): Likewise.
12467 (absolute_symbolic_operand): Likewise.
12468 (got_disp_operand): Likewise.
12469 (got_page_ofst_operand): Likewise.
12471 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12473 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
12474 (SYMBOL_ABSOLUTE): ...this.
12475 (SYMBOL_SMALL_DATA): Rename to...
12476 (SYMBOL_GP_RELATIVE): ...this.
12477 (SYMBOL_CONSTANT_POOL): Rename to...
12478 (SYMBOL_PC_RELATIVE): ...this.
12479 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
12480 (mips_symbolic_address_p, mips_symbol_insns, override_options)
12481 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
12482 after above changes.
12483 * config/mips/predicates.md (const_call_insn_operand): Likewise.
12484 (general_symbolic_operand): Rename to...
12485 (absolute_symbolic_operand): ...this.
12486 * config/mips/mips.md: Update after above changes.
12488 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
12489 Revital Eres <eres@il.ibm.com>
12491 * ddg.c (print_ddg): Add dump information.
12492 * modulo-sched.c (print_node_sched_params): Add parameter and
12494 (calculate_maxii): Remove function.
12495 (undo_generate_reg_moves): Likewise.
12496 (undo_permute_partial_schedule): Likewise.
12497 (kernel_number_of_cycles): Likewise.
12498 (MAXII_FACTOR): New definition to calculate the upper bound of II.
12499 (sms_schedule): Use it. Remove profitability checks.
12500 (sms_schedule_by_order): Fix order of nodes within the cycle.
12502 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
12504 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
12505 -profile option, add pie support.
12506 (ENDFILE_SPEC): New spec.
12507 * config/gnu.h (LIB_SPEC): Add -profile option.
12509 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
12511 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
12512 * config/gnu.h (LIB_SPEC): Likewise.
12514 2007-08-07 Yaz Saito <saito@google.com>
12515 Ian Lance Taylor <iant@google.com>
12517 * common.opt (finstrument-functions-exclude-function-list): New
12519 (finstrument-functions-exclude-file-list): New option.
12520 * opts.c (char_p): Define and DEF_VEC.
12521 (flag_instrument_functions_exclude_functions): New static
12523 (flag_instrument_functions_exclude_files): New static variable.
12524 (add_instrument_functions_exclude_list): New static function.
12525 (flag_instrument_functions_exclude_p): New function.
12526 (common_handle_option): Handle new options.
12527 * flags.h (flag_instrument_functions_exclude_p): Declare.
12528 * gimplify.c (gimplify_function_tree): Call
12529 flag_instrument_functions_exclude_p.
12530 * doc/invoke.texi (Option Summary): Mention new options.
12531 (Code Gen Options): Document new options.
12533 2007-08-07 Ian Lance Taylor <iant@google.com>
12535 PR rtl-optimization/32776
12536 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
12537 (resolve_use): Likewise.
12538 (decompose_multiword_subregs): Remove "changed" local variable.
12540 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
12542 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
12543 * configure: Regenerate.
12544 * config.in: Regenerate.
12545 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
12548 2007-08-07 Ian Lance Taylor <iant@google.com>
12550 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
12551 note, just delete the insn.
12553 2007-08-07 Andreas Schwab <schwab@suse.de>
12556 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
12559 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
12561 * lower-subreg.c (resolve_subreg_use): Remove assertion.
12562 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
12563 (decompose_multiword_subregs): Use the functions above to decompose
12564 multiword shifts and zero-extends.
12566 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
12568 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
12569 "assemble" descriptions which were swapped.
12571 2007-08-06 Chao-ying Fu <fu@mips.com>
12573 * fixed-value.h: New file.
12574 * fixed-value.c: New file.
12575 * Makefile.in (OBJS-common): Add fixed-value.o.
12576 (fixed-value.o): New rule.
12577 (GTFILES): Add fixed-value.h.
12578 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
12579 to compare a.low and b.low.
12580 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
12582 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
12583 Daniel Jacobowitz <dan@codesourcery.com>
12586 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
12588 (x86_64-*-netbsd*): Likewise.
12589 (x86_64-*-linux*): Likewise.
12590 (x86_64-*-kfreebsd*-gnu): Likewise.
12591 (x86_64-*-knetbsd*-gnu): Likewise.
12592 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
12594 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
12596 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
12597 Add -fno-asynchronous-unwind-tables.
12599 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
12600 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
12601 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
12602 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
12603 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
12605 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12607 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
12608 (TARGET_C_MODE_FOR_SUFFIX): New.
12610 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12612 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
12614 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12616 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
12618 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
12620 * config/i386/i386.md: Check TARGET_ macros and optimize_size
12621 before checking function returns in conditional expressions.
12623 2007-08-06 Alfred Minarik <a.minarik@aon.at>
12626 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
12628 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12630 PR middle-end/32988
12631 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
12632 for INTEGRAL_TYPE_P.
12634 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
12636 * configure.ac: Remove --enable-checking=df from default settings.
12637 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
12638 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
12639 if the parameter is true.
12640 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
12641 DF_VERIFY_SCHEDULED flag is true.
12642 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
12643 (df_finish_pass): Adjust prototype.
12644 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
12647 * see.c (pass_see): Add TODO_df_verify.
12648 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
12649 * global.c (rest_of_handle_global_alloc): Schedule verification
12651 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
12653 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
12654 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
12655 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
12657 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
12658 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
12659 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
12661 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
12662 Revital Eres <eres@il.ibm.com>
12664 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
12666 * ddg.c (create_ddg_dependence): Rename to...
12667 (create_ddg_dep_from_intra_loop_link): This. Do not check
12668 for interloop edges. Do not create anti dependence edge when
12669 a true dependence edge exists in the opposite direction and
12670 -fmodulo-sched-allow-regmoves is set.
12671 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
12672 (add_cross_iteration_register_deps): Create anti dependence edge
12673 when -fno-modulo-sched-allow-regmoves is set.
12674 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
12676 2007-08-04 Richard Sandiford <richard@codesourcery.com>
12678 * config/arm/arm.md (movsi): Add braces.
12680 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12682 PR middle-end/32780
12683 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
12684 operands for the folding of "A - (A & B)" into "~B & A"; cast them
12687 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
12689 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
12690 state accessor functions.
12691 * cfgloopmanip.c (remove_path, create_preheaders,
12692 force_single_succ_latches, fix_loop_structure): Ditto.
12693 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
12694 tree_duplicate_loop_to_header_edge): Ditto.
12695 * cfgloopanal.c (mark_irreducible_loops): Ditto.
12696 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
12698 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
12699 cleanup_tree_cfg): Ditto.
12700 * tree-cfg.c (tree_merge_blocks): Ditto.
12701 * cfgloop.c (rescan_loop_exit, record_loop_exits,
12702 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
12703 loop_preheader_edge, single_exit): Ditto.
12704 (flow_loops_find): Do not clear loops->state.
12705 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
12706 loops_state_clear): New functions.
12708 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12710 PR middle-end/32399
12711 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
12712 when adding to the base and convert ELT to sizetype instead of type.
12714 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12716 PR middle-end/32304
12717 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
12718 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
12720 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12722 PR middle-end/32935
12723 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
12724 correct type the negate expression.
12726 2007-08-03 Jan Hubicka <jh@suse.cz>
12728 * config/i386/i386.c (setup_incoming_varargs_64): Tolerate 64bit
12729 preferred stack boundary.
12731 2007-08-03 David Edelsohn <edelsohn@gnu.org>
12733 * config/rs6000/rs6000.c (struct processor_cost): Change
12734 l1_cache_lines to l1_cache_size. Add l2_cache_size.
12735 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
12737 (rios1_costs, rios2_cost): Correct cache line size.
12738 (rs6000_override_options): Set l2-cache-size parameter.
12740 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12741 Diego Novillo <dnovillo@google.com>
12744 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
12745 if the range includes 0.
12747 2007-08-03 Ben Elliston <bje@au.ibm.com>
12749 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
12750 mode to unspec expressions to silence a warning from the generator
12753 2007-08-02 Steve Ellcey <sje@cup.hp.com>
12755 * config/ia64/constraints.md ("U"): Make constraint vector only.
12757 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
12759 PR middle-end/25446
12760 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
12761 always_inline attribute on the function decl.
12763 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
12765 PR middle-end/25445
12766 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
12767 if we are compiling with -fPIC.
12769 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
12770 Nigel Stephens <nigel@mips.com>
12772 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
12773 Define for MIPS32 and MIPS64.
12775 2007-08-02 Nick Clifton <nickc@redhat.com>
12777 * config/host-hpux.c: Change copyright header to refer to version
12778 3 of the GNU General Public License and to point readers at the
12779 COPYING3 file and the FSF's license web page.
12780 * config/alpha/predicates.md, config/alpha/vms-ld.c,
12781 config/alpha/linux.h, config/alpha/alpha.opt,
12782 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
12783 config/alpha/vms-unwind.h, config/alpha/ev4.md,
12784 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
12785 config/alpha/alpha.h, config/alpha/sync.md,
12786 config/alpha/openbsd.h, config/alpha/alpha.md,
12787 config/alpha/alpha-modes.def, config/alpha/ev5.md,
12788 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
12789 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
12790 config/alpha/constraints.md, config/alpha/osf.h,
12791 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
12792 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
12793 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
12794 config/frv/frv-asm.h, config/frv/frv-protos.h,
12795 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
12796 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
12797 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
12798 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
12799 config/s390/s390.opt, config/s390/s390-modes.def,
12800 config/s390/fixdfdi.h, config/s390/constraints.md,
12801 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
12802 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
12803 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
12804 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
12805 config/m32c/prologue.md, config/m32c/m32c.abi,
12806 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
12807 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
12808 config/m32c/t-m32c, config/m32c/m32c-modes.def,
12809 config/m32c/jump.md, config/m32c/shift.md,
12810 config/m32c/m32c-protos.h, config/libgloss.h,
12811 config/spu/spu-protos.h, config/spu/predicates.md,
12812 config/spu/spu-builtins.h, config/spu/spu.c,
12813 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
12814 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
12815 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
12816 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
12817 config/sparc/hypersparc.md, config/sparc/predicates.md,
12818 config/sparc/linux.h, config/sparc/sp64-elf.h,
12819 config/sparc/supersparc.md, config/sparc/cypress.md,
12820 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
12821 config/sparc/niagara.md, config/sparc/sparc.md,
12822 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
12823 config/sparc/sparc.opt, config/sparc/sync.md,
12824 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
12825 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
12826 config/sparc/sparc.c, config/sparc/little-endian.opt,
12827 config/sparc/sysv4-only.h, config/sparc/sparc.h,
12828 config/sparc/linux64.h, config/sparc/freebsd.h,
12829 config/sparc/sol2.h, config/sparc/rtemself.h,
12830 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
12831 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
12832 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
12833 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
12834 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
12835 config/m32r/linux.h, config/m32r/constraints.md,
12836 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
12837 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
12838 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
12839 config/i386/i386.md, config/i386/netware-crt0.c,
12840 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
12841 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
12842 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
12843 config/i386/sol2.h, config/i386/constraints.md,
12844 config/i386/netware-libgcc.c, config/i386/sysv5.h,
12845 config/i386/predicates.md, config/i386/geode.md,
12846 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
12847 config/i386/freebsd64.h, config/i386/vxworksae.h,
12848 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
12849 config/i386/rtemself.h, config/i386/netbsd-elf.h,
12850 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
12851 config/i386/netware.h, config/i386/i386-modes.def,
12852 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
12853 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
12854 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
12855 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
12856 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
12857 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
12858 config/i386/xm-mingw32.h, config/i386/linux64.h,
12859 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
12860 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
12861 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
12862 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
12863 config/i386/cygwin2.c, config/i386/i386-protos.h,
12864 config/i386/sync.md, config/i386/openbsd.h,
12865 config/i386/host-mingw32.c, config/i386/i386-aout.h,
12866 config/i386/nto.h, config/i386/biarch64.h,
12867 config/i386/i386-coff.h, config/i386/freebsd.h,
12868 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
12869 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
12870 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
12871 config/darwin-protos.h, config/linux.opt, config/sol2.c,
12872 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
12873 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
12874 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
12875 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
12876 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
12877 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
12878 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
12879 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
12880 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
12881 config/sh/superh64.h, config/sh/rtemself.h,
12882 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
12883 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
12884 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
12885 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
12886 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
12887 config/avr/predicates.md, config/avr/constraints.md,
12888 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
12889 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
12890 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
12891 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
12892 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
12893 config/c4x/c4x-modes.def, config/c4x/rtems.h,
12894 config/c4x/predicates.md, config/c4x/c4x.h,
12895 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
12896 config/xtensa/predicates.md, config/xtensa/xtensa.c,
12897 config/xtensa/linux.h, config/xtensa/xtensa.h,
12898 config/xtensa/elf.h, config/xtensa/xtensa.md,
12899 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
12900 config/xtensa/xtensa-protos.h, config/dbx.h,
12901 config/stormy16/predicates.md, config/stormy16/stormy16.md,
12902 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
12903 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
12904 config/host-solaris.c, config/fr30/fr30.h,
12905 config/fr30/predicates.md, config/fr30/fr30-protos.h,
12906 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
12907 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
12908 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
12909 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
12910 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
12911 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
12912 config/host-linux.c, config/interix3.h, config/cris/cris.c,
12913 config/cris/predicates.md, config/cris/linux.h,
12914 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
12915 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
12916 config/cris/aout.opt, config/cris/cris-protos.h,
12917 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
12918 config/iq2000/iq2000.h, config/iq2000/predicates.md,
12919 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
12920 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
12921 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
12922 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
12923 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
12924 config/chorus.h, config/mn10300/mn10300.c,
12925 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
12926 config/mn10300/mn10300.h, config/mn10300/linux.h,
12927 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
12928 config/mn10300/mn10300.md, config/ia64/predicates.md,
12929 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
12930 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
12931 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
12932 config/ia64/freebsd.h, config/ia64/ia64.md,
12933 config/ia64/ia64-modes.def, config/ia64/constraints.md,
12934 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
12935 config/gofast.h, config/rtems.h, config/sol2-10.h,
12936 config/m68k/predicates.md, config/m68k/m68k.md,
12937 config/m68k/linux.h, config/m68k/m68k-modes.def,
12938 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
12939 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
12940 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
12941 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
12942 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
12943 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
12944 config/m68k/constraints.md, config/m68k/rtemself.h,
12945 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
12946 config/m68k/uclinux.h, config/rs6000/power4.md,
12947 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
12948 config/rs6000/linux.h, config/rs6000/eabi.h,
12949 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
12950 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
12951 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
12952 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
12953 config/rs6000/windiss.h, config/rs6000/603.md,
12954 config/rs6000/aix41.h, config/rs6000/cell.md,
12955 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
12956 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
12957 config/rs6000/darwin.md, config/rs6000/darwin64.h,
12958 config/rs6000/default64.h, config/rs6000/7xx.md,
12959 config/rs6000/darwin.opt, config/rs6000/spe.md,
12960 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
12961 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
12962 config/rs6000/7450.md, config/rs6000/linux64.h,
12963 config/rs6000/constraints.md, config/rs6000/440.md,
12964 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
12965 config/rs6000/rs6000.c, config/rs6000/aix52.h,
12966 config/rs6000/rs6000.h, config/rs6000/power6.md,
12967 config/rs6000/predicates.md, config/rs6000/altivec.md,
12968 config/rs6000/aix64.opt, config/rs6000/rios1.md,
12969 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
12970 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
12971 config/rs6000/darwin7.h, config/rs6000/dfp.md,
12972 config/rs6000/linux64.opt, config/rs6000/sync.md,
12973 config/rs6000/vxworksae.h, config/rs6000/power5.md,
12974 config/rs6000/lynx.h, config/rs6000/biarch64.h,
12975 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
12976 config/rs6000/eabispe.h, config/rs6000/e500.h,
12977 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
12978 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
12979 config/rs6000/aix.h, config/rs6000/vxworks.h,
12980 config/rs6000/40x.md, config/rs6000/aix51.h,
12981 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
12982 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
12983 config/arc/arc.h, config/mcore/mcore-elf.h,
12984 config/mcore/mcore-protos.h, config/mcore/predicates.md,
12985 config/mcore/mcore.md, config/mcore/mcore.c,
12986 config/mcore/mcore.opt, config/mcore/mcore.h,
12987 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
12988 config/score/predicates.md, config/score/score-version.h,
12989 config/score/score-protos.h, config/score/misc.md,
12990 config/score/elf.h, config/score/score.c, config/score/mac.md,
12991 config/score/score7.md, config/score/score.h,
12992 config/score/score-conv.h, config/score/score-mdaux.c,
12993 config/score/score.md, config/score/score.opt,
12994 config/score/score-modes.def, config/score/score-mdaux.h,
12995 config/score/mul-div.S, config/arm/uclinux-elf.h,
12996 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
12997 config/arm/symbian.h, config/arm/linux-elf.h,
12998 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
12999 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
13000 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
13001 config/arm/strongarm-pe.h, config/arm/arm.h,
13002 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
13003 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
13004 config/arm/arm-modes.def, config/arm/linux-eabi.h,
13005 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
13006 config/arm/arm-cores.def, config/arm/arm-protos.h,
13007 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
13008 config/arm/wince-pe.h, config/arm/neon.md,
13009 config/arm/constraints.md, config/arm/neon.ml,
13010 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
13011 config/arm/arm.opt, config/arm/arm926ejs.md,
13012 config/arm/predicates.md, config/arm/iwmmxt.md,
13013 config/arm/arm_neon.h, config/arm/unknown-elf.h,
13014 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
13015 config/arm/neon-testgen.ml, config/arm/arm.md,
13016 config/arm/xscale-coff.h, config/arm/pe.c,
13017 config/arm/arm-generic.md, config/arm/pe.h,
13018 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
13019 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
13020 config/arm/strongarm-elf.h, config/arm/cirrus.md,
13021 config/arm/netbsd-elf.h, config/arm/vxworks.h,
13022 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
13023 config/pa/predicates.md, config/pa/pa64-hpux.h,
13024 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
13025 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
13026 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
13027 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
13028 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
13029 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
13030 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
13031 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
13032 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
13033 config/pa/pa64-regs.h, config/pa/pa-modes.def,
13034 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
13035 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
13036 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
13037 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
13038 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
13039 config/mips/linux64.h, config/mips/elforion.h,
13040 config/mips/constraints.md, config/mips/generic.md,
13041 config/mips/predicates.md, config/mips/4300.md,
13042 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
13043 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
13044 config/mips/5k.md, config/mips/vr4120-div.S,
13045 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
13046 config/mips/mips-protos.h, config/mips/6000.md,
13047 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
13048 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
13049 config/mips/mips-modes.def, config/mips/vr.h,
13050 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
13051 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
13052 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
13053 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
13054 config/vax/openbsd1.h, config/vax/netbsd.h,
13055 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
13056 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
13057 config/h8300/rtems.h, config/h8300/predicates.md,
13058 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
13059 config/h8300/h8300.md, config/h8300/h8300.opt,
13060 config/h8300/coff.h, config/h8300/h8300-protos.h,
13061 config/v850/v850.md, config/v850/predicates.md,
13062 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
13063 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
13064 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
13065 config/mmix/mmix.h, config/mmix/predicates.md,
13066 config/mmix/mmix-protos.h, config/mmix/mmix.md,
13067 config/mmix/mmix.c, config/mmix/mmix.opt,
13068 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
13069 config/bfin/rtems.h, config/bfin/bfin-modes.def,
13070 config/bfin/predicates.md, config/bfin/bfin-protos.h,
13071 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
13074 2007-08-02 Richard Sandiford <richard@codesourcery.com>
13076 * emit-rtl.c (reset_used_decls): Rename to...
13077 (set_used_decls): ...this. Set the used flag rather than clearing it.
13078 (unshare_all_rtl_again): Update accordingly. Set flags on argument
13079 DECL_RTLs rather than resetting them.
13081 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
13083 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
13085 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
13087 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
13088 argument to find_reloads_address.
13090 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
13092 PR tree-optimization/32919
13093 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
13094 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
13095 (coalesce_ssa_name): Call it.
13097 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
13098 David Ung <davidu@mips.com>
13100 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
13101 (__mips16_unorddf2, __mips16_floatunsidf): New.
13102 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
13104 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
13106 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
13108 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
13109 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
13110 * tree.h (OMP_SECTIONS_CONTROL): New macro.
13111 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
13112 * omp-low.c (get_ws_args_for, determine_parallel_type,
13113 expand_omp_for_generic, expand_omp_for_static_nochunk,
13114 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
13115 Work with more precise CFG.
13116 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
13117 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
13119 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
13120 * gimple-low.c (lower_stmt): Ditto.
13121 * tree-inline.c (estimate_num_insns_1): Ditto.
13122 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
13123 (OMP_SECTIONS_SWITCH): New.
13124 * tree-cfgcleanup.c (cleanup_omp_return): New.
13125 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
13126 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
13127 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
13128 (tree_redirect_edge_and_branch): Handle omp constructs.
13130 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
13131 with three arguments.
13133 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
13135 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
13136 in loop closed ssa.
13138 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
13140 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
13141 the loop structures may need fixing.
13142 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
13144 (cleanup_tree_cfg_loop): Removed.
13145 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
13146 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
13147 instead of running cleanup_tree_cfg_loop.
13148 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
13149 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
13150 (tree_predictive_commoning): Declaration changed.
13151 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
13153 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
13155 * doc/invoke.texi (l1-cache-size): Update documentation.
13156 (l2-cache-size): Document.
13157 * params.h (L2_CACHE_SIZE): New macro.
13158 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
13159 that L1_CACHE_SIZE is in kB now.
13160 (L2_CACHE_SIZE_BYTES): New macro.
13161 (tree_ssa_prefetch_arrays): Show size in kB.
13162 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
13163 and l2_cache_size fields.
13164 * config/i386/driver-i386.c (describe_cache): Detect cache size
13166 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
13167 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
13168 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
13169 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
13170 (override_options): Set l1-cache-size and l2-cache-size to default
13171 values if not specified otherwise.
13172 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
13173 (PARAM_L2_CACHE_SIZE): New.
13175 2007-08-01 Nigel Stephens <nigel@mips.com>
13176 David Ung <davidu@mips.com>
13177 Thiemo Seufer <ths@mips.com>
13178 Chris Dearman <chris@mips.com>
13179 Richard Sandiford <richard@codesourcery.com>
13181 * config.gcc (mips*-sde-elf*): New stanza.
13182 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
13183 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
13184 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
13185 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
13186 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
13187 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
13189 * config/mips/sde.h: New file.
13190 * config/mips/t-libgcc-mips16: Likewise.
13191 * config/mips/t-sde: Likewise.
13192 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
13193 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
13194 _MIPS_FPSET and _MIPS_SZINT.
13195 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
13196 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
13197 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
13198 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
13199 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13200 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13201 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
13202 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
13203 _MIPS_SZPTR and _MIPS_FPSET.
13204 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
13205 architecture is specified.
13206 (MIPS_32BIT_OPTION_SPEC): New macro.
13208 2007-07-31 Dan Hipschman <dsh@google.com>
13210 * gcc.c (end_going_arg): New function.
13211 (do_spec_2): Use it.
13212 (do_spec_1): Use it.
13214 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
13216 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
13217 only if ENABLE_CHECKING is defined.
13219 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
13221 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
13222 df_ru_add_problem, df_ru_get_bb_info): Removed.
13223 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
13224 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
13225 df_ru_free_bb_info, df_ru_alloc,
13226 df_ru_bb_local_compute_process_def,
13227 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
13228 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
13229 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
13230 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
13231 df_ru_add_problem): Removed.
13233 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13236 * pa.md (casesi32): Use match_scratch. Revise insn condition.
13237 (casesi32p, casesi64p): Likewise.
13238 (casesi): Adjust for above.
13240 2007-07-31 Richard Sandiford <richard@codesourcery.com>
13242 * mode-switching.c (create_pre_exit): Don't search past calls.
13244 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
13246 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
13248 2007-07-31 Revital Eres <eres@il.ibm.com>
13250 * ddg.c (add_deps_for_def): Rename to...
13251 (add_cross_iteration_register_deps): This. Change implementation
13252 to use only reaching def and def-use chains to construct the
13253 inter loop dependencies.
13254 (add_deps_for_use): Remove function.
13255 (build_inter_loop_deps): Call add_cross_iteration_register_deps
13256 function to build the inter loop dependencies.
13257 * modulo-sched.c (sms_schedule): Build only
13258 reaching def and def-use chains for the propose of the ddg
13261 2007-07-31 Julian Brown <julian@codesourcery.com>
13263 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
13264 New define_insns. Use correct RTL.
13265 (vec_set<mode>): Write as expander.
13267 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
13269 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
13270 to an unallocated space.
13272 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
13275 (split_constant_offset): Enable split_constant_offset to extract
13276 constants from other statements.
13277 * tree-vect-transform.c
13278 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
13279 to a temp var. Force base_offset to be simple.
13281 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
13283 * df-scan.c (df_scan_verify): Remove artificial limit on
13284 the number of blocks for verification.
13285 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
13286 df_simulate_defs): Avoid unnecessary insn checking for defs.
13288 2007-07-29 Mark Mitchell <mark@codesourcery.com>
13290 * config/m68k/lb1sf68.asm (FUNC): New macro.
13291 (__mulsi3): Use it.
13292 (__udivsi3): Likewise.
13293 (__divsi3): Likewise.
13294 (__umodsi3): Likewise.
13295 (__modsi3): Likewise.
13296 (__subdf3): Likewise.
13297 (__adddf3): Likewise.
13298 (__muldf3): Likewise.
13299 (__divdf3): Likewise.
13300 (__negdf2): Likewise.
13301 (__cmpdf2): Likewise.
13302 (__subsf3): Likewise.
13303 (__addsf3): Likewise.
13304 (__mulsf3): Likewise.
13305 (__divsf3): Likewise.
13306 (__negsf2): Likewise.
13307 (__cmpsf2): Likewise.
13308 (__eqdf2): Likewise.
13309 (__nedf2): Likewise.
13310 (__gtdf2): Likewise.
13311 (__gedf2): Likewise.
13312 (__ltdf2): Likewise.
13313 (__ledf2): Likewise.
13314 (__eqsf2): Likewise.
13315 (__nesf2): Likewise.
13316 (__gtsf2): Likewise.
13317 (__gesf2): Likewise.
13318 (__ltsf2): Likewise.
13319 (__lesf2): Likewise.
13321 2007-07-30 Ollie Wild <aaw@google.com>
13323 * c-ppoutput.c (print_lines_directives_only): New function.
13324 (scan_translation_unit_directives_only): New function.
13325 (preprocess_file): Add call to scan_translation_unit_directives_only.
13326 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
13327 (sanitize_cpp_opts): Add default flag_dump_macros setting for
13328 -fdirectives-only. Add errors for -fdirectives-only conflict with
13329 -Wunused-macros and -traditional.
13330 (finish_options): Add builtin macro initialization for
13331 -fdirectives-only + -fpreprocessed.
13332 * c.opt (fdirectives-only): New.
13333 * doc/cppopts.texi (fdirectives-only): New.
13335 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13337 * alias.c (record_set, memory_modified_1): Constify.
13338 * bt-load.c (note_btr_set): Likewise.
13339 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
13340 * combine.c (set_nonzero_bits_and_sign_copies,
13341 expand_field_assignment, record_dead_and_set_regs_1,
13342 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
13343 likely_spilled_retval_1): Likewise.
13344 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
13345 frv_io_handle_set): Likewise.
13346 * config/mips/mips.c (mips_sim_record_set,
13347 vr4130_true_reg_dependence_p_1): Likewise.
13348 * config/mt/mt.c (insn_dependent_p_1): Likewise.
13349 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
13350 * config/sh/sh.c (flow_dependent_p_1): Likewise.
13351 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
13352 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
13353 * ddg.c (mark_mem_store): Likewise.
13354 * df-problems.c (df_urec_mark_reg_change): Likewise.
13355 * function.c (update_epilogue_consts): Likewise.
13356 * gcse.c (record_set_info, record_last_set_info,
13357 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
13358 reg_clear_last_set): Likewise.
13359 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
13361 * jump.c (reversed_comparison_code_parts): Likewise.
13362 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
13363 reg_is_set): Likewise.
13364 * loop-iv.c (mark_altered): Likewise.
13365 * mode-switching.c (reg_becomes_live): Likewise.
13366 * optabs.c (no_conflict_move_test): Likewise.
13367 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
13369 * postreload.c (reload_combine_note_store, move2add_note_store):
13371 * regmove.c (flags_set_1): Likewise.
13372 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
13374 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
13376 * resource.c (update_live_status): Likewise.
13377 * rtl.h (set_of, note_stores): Likewise.
13378 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
13379 note_stores, parms_set): Likewise.
13380 * sched-rgn.c (sets_likely_spilled_1): Likewise.
13381 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
13383 * var-tracking.c (count_stores, add_stores): Likewise.
13385 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13387 * alias.c (mems_in_disjoint_alias_sets_p,
13388 fixed_scalar_and_varying_struct_p, aliases_everything_p,
13389 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
13390 write_dependence_p, mems_in_disjoint_alias_sets_p,
13391 read_dependence, true_dependence, canon_true_dependence,
13392 anti_dependence, output_dependence): Constify.
13393 * combine.c (extended_count): Likewise.
13394 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
13395 * cselib.c (get_value_hash, references_value_p,
13396 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
13397 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
13398 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
13399 * function.c (contains, prologue_epilogue_contains,
13400 sibcall_epilogue_contains): Likewise.
13401 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
13402 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
13403 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
13404 reg_or_subregno): Likewise.
13405 * recog.c (asm_noperands): Likewise.
13406 * reload1.c (function_invariant_p): Likewise.
13407 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
13408 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
13409 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
13410 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
13411 true_regnum, reg_or_subregno, condjump_in_parallel_p,
13412 extended_count, prologue_epilogue_contains,
13413 sibcall_epilogue_contains, function_invariant_p, true_dependence,
13414 canon_true_dependence, read_dependence, anti_dependence,
13415 output_dependence): Likewise.
13416 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
13418 2007-07-30 Julian Brown <julian@codesourcery.com>
13420 * config/arm/neon.md (V_ext): New mode attribute.
13421 (neon_vget_lane<mode>): Replace with define_expand.
13422 (neon_vget_lane<mode>_sext_internal)
13423 (neon_vget_lane<mode>_zext_internal): New define_insns for double
13424 and quad precision vectors.
13425 (neon_vget_lanedi): Add bounds check. Remove dead comment.
13426 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
13427 have typeless 32-bit result.
13429 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
13432 * tree-affine.h (aff_tree): The type of rest is sizetype for types
13434 * tree-affine.c (aff_combination_scale): If type is a pointer type,
13435 use sizetype for rest.
13436 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
13437 (aff_combination_convert): Don't convert rest for pointer types.
13439 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
13441 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
13443 * tree-ssa-alias.c: Add alloc-pool.h.
13444 (init_alias_info): Free alias_bitmap_obstack.
13445 (delete_alias_info): Call delete_mem_ref_stats.
13446 (get_mem_sym_stats_for): Use alloc_pool.
13447 (init_mem_ref_stats): Do not delete mem_ref_stats here.
13448 (delete_mem_sym_stats): Removed.
13450 2007-07-29 Sebastian Pop <sebpop@gmail.com>
13452 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
13453 functions cannot be represented as classical distance vectors.
13455 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13457 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
13458 * builtins.c (validate_arg, builtin_mathfn_code,
13459 validate_arglist): Likewise.
13460 * calls.c (call_expr_flags): Likewise.
13461 * combine.c (reg_nonzero_bits_for_combine,
13462 reg_num_sign_bit_copies_for_combine, get_last_value,
13463 reg_truncated_to_mode): Likewise.
13464 * emit-rtl.c (subreg_lowpart_p): Likewise.
13465 * expr.c (highest_pow2_factor_for_target,
13466 categorize_ctor_elements_1, categorize_ctor_elements,
13467 count_type_elements, contains_packed_reference,
13468 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
13469 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
13470 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
13471 native_encode_int, native_encode_real, native_encode_complex,
13472 native_encode_vector, native_encode_expr, native_interpret_int,
13473 native_interpret_real, native_interpret_complex,
13474 native_interpret_vector, native_interpret_expr): Likewise.
13475 * function.c (use_register_for_decl): Likewise.
13476 * gimplify.c (get_name): Likewise.
13477 * langhooks-def.h (lhd_return_null_const_tree): New.
13478 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
13479 * langhooks.c (lhd_return_null_const_tree): New.
13480 * langhooks.h (lang_get_callee_fndecl): Constify.
13481 * output.h (constructor_static_from_elts_p): Likewise.
13482 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
13483 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
13484 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
13485 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
13486 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
13487 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
13488 * rtlhooks-def.h (reg_nonzero_bits_general,
13489 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
13491 * rtlhooks.c (reg_num_sign_bit_copies_general,
13492 reg_nonzero_bits_general, reg_truncated_to_mode_general):
13494 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
13495 * stor-layout.c (mode_for_size_tree): Likewise.
13496 * tree-ssa-loop-im.c (memref_eq): Likewise.
13497 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
13498 * tree.c (contains_placeholder_p, type_list_equal,
13499 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
13501 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
13502 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
13503 contains_placeholder_p, contains_packed_reference,
13504 get_callee_fndecl, operand_equal_for_phi_arg_p,
13505 warn_if_unused_value, is_body_block, native_encode_expr,
13506 native_interpret_expr, fold_convertible_p, operand_equal_p,
13507 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
13508 validate_arglist, simple_cst_equal, type_list_equal,
13509 use_register_for_decl, call_expr_flags, get_name,
13510 highest_pow2_factor): Likewise.
13511 (const_call_expr_arg_iterator_d,
13512 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
13513 first_const_call_expr_arg, more_const_call_expr_args_p,
13514 FOR_EACH_CONST_CALL_EXPR_ARG): New.
13515 * varasm.c (constructor_static_from_elts_p): Constify.
13517 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
13519 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
13520 config/arm/neon-schedgen.ml, config/arm/neon.ml,
13521 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
13522 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
13523 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
13524 tree-vect-transform.c, tree.def: Fix comment typos. Follow
13525 spelling conventions.
13526 * doc/invoke.texi: Follow spelling conventions.
13528 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
13529 Revital Eres <eres@il.ibm.com>
13531 * modulo-sched.c (sms_schedule): Avoid loops which includes
13532 auto-increment instructions.
13534 2007-07-28 Richard Guenther <rguenther@suse.de>
13536 PR middle-end/32920
13537 * fold-const.c (fold_cond_expr_with_comparison): Convert
13538 operand zero of MIN/MAX_EXPR to correct type.
13540 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13542 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
13543 flags_from_decl_or_type): Constify.
13544 * gcc.c (do_spec_1): Likewise.
13545 * print-tree.c (dump_addr, print_node_brief): Likewise.
13546 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
13547 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
13548 tree_purge_all_dead_eh_edges): Likewise.
13549 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
13550 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
13552 * tree.c (expr_location, expr_has_location, expr_locus,
13553 expr_filename, expr_lineno, get_inner_array_type,
13554 fields_compatible_p): Likewise.
13555 * tree.h (get_inner_array_type, fields_compatible_p,
13556 expr_location, expr_has_location, expr_locus, expr_filename,
13557 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
13558 setjmp_call_p, alloca_call_p): Likewise.
13560 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
13562 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
13563 TV_FLOW_INSENSITIVE.
13565 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
13567 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
13568 (compute_flow_insensitive_aliasing): Ditto for
13569 TV_FLOW_INSENSITIVE.
13571 2007-07-27 Jan Hubicka <jh@suse.cz>
13573 * config/i386/i386.c (register_move_cost): Remove accidentally
13574 comitted #if 0 block.
13576 * attribs.c: Include hashtab.h
13577 (attribute_hash): New.
13578 (substring): New structure.
13579 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
13581 (init_attributes): Initialize attribute hash.
13582 (decl_attributes): Use attribute hash.
13583 * Makefile.in (attribs.c): Depend on hashtab.h.
13585 2007-07-27 Steve Ellcey <sje@cup.hp.com>
13587 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
13589 2007-07-27 Richard Sandiford <richard@codesourcery.com>
13591 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
13592 __mips_dspr2 and __mips_dsp_rev macros.
13593 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
13595 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
13597 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
13599 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
13601 PR middle-end/32749
13603 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
13604 and the updating of the live and do_not_gen sets.
13605 (df_note_bb_compute): Added updating of live and do_not_gen sets
13606 for regular defs so that the case of clobber inside conditional
13607 call is processed correctly.
13609 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
13611 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
13612 operands with compatible type.
13614 2007-07-27 Richard Sandiford <richard@codesourcery.com>
13616 * expr.h (store_bit_field): Don't return a value.
13617 * expmed.c (check_predicate_volatile_ok): New function.
13618 (store_bit_field_1): New function, extracted from store_bit_field.
13619 Take a fallback_p argument and return true if the operation succeeded.
13620 Only use store_fixed_bit_field if fallback_p. Don't recompute
13621 mode_for_extraction; use op_mode instead. Try forcing memories
13622 into registers if the insv expander fails.
13623 (store_bit_field): Use store_bit_field_1 with fallback_p true.
13624 Don't return a value.
13625 (convert_extracted_bit_field): New function, extracted from
13627 (extract_bit_field_1): Likewise. Take a fallback_p argument
13628 and return NULL if the operation succeeded. Only use
13629 extract_fixed_bit_field if fallback_p. Only calculate one
13630 extraction mode. Combine code for extv and extzv. Try forcing
13631 memories into registers if the ext(z)v expander fails.
13632 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
13634 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
13636 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
13638 (df_ref): Likewise. Put regno with other integer fields.
13640 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
13642 * df.h (df_mw_hardreg): Remove "loc" field.
13643 * df-scan.c (df_ref_record): Don't set it. Remove redundant
13645 * df-problems.c (df_whole_mw_reg_unused_p): New function,
13646 split out from df_set_unused_notes_for_mw. Return false for
13647 partial references. Assert that mw_reg is a REG when returning true.
13648 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
13649 (df_whole_mw_reg_dead_p): New function, split out from
13650 df_set_dead_notes_for_mw. Return false for partial references.
13651 Assert that mw_reg is a REG when returning true.
13652 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
13653 Remove redundant bitmap check.
13655 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
13657 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
13658 ($(T)crtend.o): Likwise.
13659 ($(T)crtbeginS.o): Likwise.
13660 ($(T)crtendS.o): Likwise.
13661 ($(T)crtfastmath.o): Likwise.
13663 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
13665 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
13666 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
13667 * basic-block.h (struct control_flow_graph): Added x_dom_computed
13668 and x_n_bbs_in_dom_tree fields.
13670 2007-07-26 Steve Ellcey <sje@cup.hp.com>
13672 PR tree-optimization/32087
13673 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
13674 Do not call scale_bbs_frequencies_int with prob of zero.
13676 2007-07-26 Julian Brown <julian@codesourcery.com>
13678 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
13679 (neon_element_bits): Add prototypes.
13680 * config/arm/arm.c (bounds_check, neon_lane_bounds)
13681 (neon_const_bounds, neon_element_bits): New functions.
13682 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
13683 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
13684 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
13685 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
13686 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
13687 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
13688 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
13689 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
13690 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
13691 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
13692 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
13693 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
13694 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
13696 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
13698 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
13699 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
13701 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
13702 Julian Brown <julian@codesourcery.com>
13704 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
13705 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
13706 * config/arm/cortex-a8.md: New.
13707 * config/arm/cortex-a8-neon.md: New.
13708 * config/arm/neon-schedgen.ml: New.
13709 * config/arm/neon.md (vqh_mnem): New.
13711 (Is_float_mode): New.
13712 (Scalar_mul_8_16): New.
13714 (V_mode_nunits): New.
13715 (All instruction patterns): Annotate with neon_type attribute
13717 * config/arm/arm.md: Include cortex-a8.md.
13718 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
13720 Annotate instruction patterns accordingly.
13721 (generic_sched): Do not use generic scheduling for Cortex-A8.
13722 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
13724 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
13726 * fold-const.c (fold_read_from_constant_string): Use
13727 build_int_cst_type.
13728 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
13730 2007-07-26 Nick Clifton <nickc@redhat.com>
13732 * tree-ssa-operands.h: Change copyright header to refer to version
13733 3 of the GNU General Public License and to point readers at the
13734 COPYING3 file and the FSF's license web page.
13735 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
13736 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
13737 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
13738 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
13739 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
13740 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
13741 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
13742 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
13743 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
13744 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
13745 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
13746 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
13747 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
13748 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
13749 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
13750 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
13751 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
13752 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
13753 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
13754 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
13755 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
13756 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
13757 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
13758 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
13759 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
13760 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
13761 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
13762 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
13763 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
13764 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
13765 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
13766 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
13767 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
13768 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
13769 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
13770 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
13771 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
13772 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
13773 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
13774 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
13775 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
13776 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
13777 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
13778 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
13779 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
13780 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
13781 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
13782 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
13783 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
13784 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
13785 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
13786 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
13787 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
13788 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
13789 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
13790 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
13791 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
13792 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
13793 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
13794 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
13795 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
13796 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
13797 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
13798 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
13799 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
13800 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
13801 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
13802 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
13803 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
13804 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
13805 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
13806 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
13807 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
13808 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
13809 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
13810 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
13811 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
13812 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
13813 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
13814 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
13815 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
13816 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
13817 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
13818 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
13819 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
13820 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
13821 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
13822 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
13823 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
13824 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
13825 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
13826 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
13827 vecprim.h, basic-block.h, tree-ssa-structalias.c,
13828 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
13829 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
13830 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
13831 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
13832 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
13833 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
13834 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
13835 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
13836 convert.c, convert.h, langhooks-def.h, reload1.c,
13837 tree-ssa-operands.c: Likewise.
13839 2007-07-26 Jan Hubicka <jh@suse.cz>
13841 * tree-ssa-live.c: Include debug.h and flags.h.
13842 (mark_scope_block_unused): New function.
13843 (remove_unused_scope_block_p): New function.
13844 (remove_unused_locals): Remove unused blocks too.
13846 2007-07-25 Ian Lance Taylor <iant@google.com>
13848 * combine.c (combine_max_regno): Remove. Remove all uses.
13849 (struct reg_stat_struct): Rename from struct reg_stat.
13850 (reg_stat_type): Define, and declare VECs.
13851 (reg_stat): Change from pointer to VEC. Change all uses.
13852 (combine_split_insns): New static function.
13853 (try_combine, find_split_point): Call it instead of split_insns.
13855 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13857 * cfghooks.c (split_block): Fix the information about loop latch.
13859 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13861 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
13863 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13865 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
13866 Scan the new edge for loop exit info.
13868 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
13870 * config/darwin.c: Include debug.h.
13872 2007-07-25 Steve Ellcey <sje@cup.hp.com>
13875 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
13877 2007-07-25 Steve Ellcey <sje@cup.hp.com>
13879 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
13880 (HARD_REGNO_MODE_OK): Ditto.
13881 (MODES_TIEABLE_P): Ditto.
13882 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
13883 (CLASS_MAX_NREGS): Ditto.
13884 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
13885 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
13886 (divdf3_internal_thr): Removed.
13887 * config/ia64/div.md: New file.
13888 * config/ia64/constraints.md: Add H constraint.
13890 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13892 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
13893 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
13894 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
13895 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
13896 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
13897 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
13898 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
13899 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
13900 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
13901 dump_sbitmap_file, debug_sbitmap, popcount_table,
13902 sbitmap_popcount): Constify.
13903 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
13904 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
13905 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
13906 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
13907 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
13908 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
13909 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
13910 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
13911 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
13912 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
13913 sbitmap_popcount, sbitmap_verify_popcount): Constify.
13915 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13917 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
13918 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
13919 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
13920 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
13921 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
13922 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
13923 bitmap_intersect_p, bitmap_intersect_compl_p,
13924 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13925 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
13927 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
13928 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
13929 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
13930 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
13931 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13932 debug_bitmap, debug_bitmap_file, bitmap_print,
13933 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
13934 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
13936 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
13938 * config/darwin.c (darwin_override_options): Additional fix for
13939 debug info formats that don't support var tracking.
13941 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13943 * cselib.c (entry_and_rtx_equal_p): Constify.
13944 * gengtype.c (output_mangled_typename, write_types, write_local):
13946 * gengtype.h (const_type_p): New.
13947 * see.c (eq_descriptor_extension, hash_descriptor_extension):
13949 * tlink.c (scan_linker_output): De-constify.
13950 * tree-ssa-loop-im.c (memref_eq): Constify.
13951 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
13952 (shared_bitmap_hash, shared_bitmap_eq): Constify.
13954 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13956 * c-common.c (fname_as_string, c_type_hash): Constify.
13957 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
13958 * cgraph.c (edge_hash, edge_eq): Likewise.
13959 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
13960 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
13961 reg_attrs_htab_eq): Likewise.
13962 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
13964 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
13965 const_decl_t, const_state_t, const_automata_list_el_t): New.
13966 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
13967 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
13968 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
13969 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
13970 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
13971 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
13972 compare_max_occ_cycle_nums, out_state_arcs_num,
13973 compare_transition_els_num, units_cmp, state_reservs_cmp):
13975 * genmodes.c (cmp_modes): Likewise.
13976 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
13977 * gimplify.c (compare_case_labels): Likewise.
13978 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
13979 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
13980 * matrix-reorg.c (mtt_info_hash): Likewise.
13981 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
13982 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
13983 (htab_hash_bucket, htab_hash_elem): Constify.
13984 * tree-browser.c (TB_parent_eq): Likewise.
13985 * tree-scalar-evolution.c (hash_scev_info): Likewise.
13986 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
13987 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
13988 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
13990 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
13991 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
13992 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
13993 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
13994 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
13996 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
13997 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
13998 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
13999 * tree-ssa-threadupdate.c (redirection_data_hash,
14000 redirection_data_eq): Likewise.
14001 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
14002 * tree-ssa.c (var_ann_eq): Likewise.
14003 * tree-vrp.c (compare_case_labels): Likewise.
14004 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
14005 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
14006 tree_not_check_failed, tree_class_check_failed,
14007 tree_range_check_failed, tree_not_class_check_failed,
14008 omp_clause_check_failed, omp_clause_range_check_failed,
14009 tree_contains_struct_check_failed, tree_operand_check_failed):
14011 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
14012 tree_not_check_failed, tree_class_check_failed,
14013 tree_range_check_failed, tree_not_class_check_failed,
14014 tree_operand_check_failed, omp_clause_operand_check_failed,
14015 tree_operand_length): Likewise.
14016 * var-tracking.c (const_variable): New.
14017 (variable_htab_hash, variable_htab_eq): Constify.
14018 * varasm.c (const_desc_hash): Likewise.
14020 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14022 * expr.c (handled_component_p): Constify.
14023 * fold-const.c (fit_double_type): Likewise.
14024 * real.h (real_value_from_int_cst): Likewise.
14025 * tree-flow-inline.h (gimple_in_ssa_p,
14026 gimple_aliases_computed_p, gimple_addressable_vars,
14027 gimple_call_clobbered_vars, gimple_referenced_vars,
14028 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
14029 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
14030 may_aliases, end_readonly_imm_use_p, has_zero_uses,
14031 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
14032 is_label_stmt, is_global_var, phi_ssa_name_p,
14033 factoring_name_p, is_call_clobbered, tree_common_ann,
14034 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
14035 unmodifiable_var_p, array_ref_contains_indirect_ref,
14036 ref_contains_array_ref, lookup_subvars_for_var,
14037 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
14038 gimple_mem_ref_stats): Likewise.
14039 * tree-flow.h (tree_common_ann, var_ann, function_ann,
14040 may_aliases, is_exec_stmt, is_label_stmt,
14041 ref_contains_array_ref, array_ref_contains_indirect_ref,
14042 var_can_have_subvars, overlap_subvar, is_call_clobbered,
14043 unmodifiable_var_p): Likewise.
14044 * tree-gimple.c (is_gimple_min_invariant): Likewise.
14045 * tree-gimple.h (is_gimple_min_invariant): Likewise.
14046 * tree.c (type_hash_list, attribute_hash_list, tree_size,
14047 cst_and_fits_in_hwi, real_value_from_int_cst,
14048 build_real_from_int_cst, integer_zerop, integer_onep,
14049 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
14050 tree_floor_log2, real_zerop, real_onep, real_twop,
14051 real_minus_onep, really_constant_p, purpose_member, chain_member,
14052 list_length, fields_length, int_size_in_bytes, bit_position,
14053 int_bit_position, byte_position, int_byte_position, expr_align,
14054 array_type_nelts, tree_node_structure,
14055 type_contains_placeholder_1, iterative_hash_pointer,
14056 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
14057 tree_map_base_eq, type_hash_list, type_hash_eq,
14058 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
14059 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
14060 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
14061 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
14062 int_fits_type_p, get_containing_scope, decl_function_context,
14063 decl_type_context, omp_clause_operand_check_failed,
14064 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
14065 * tree.h (omp_clause_operand_check_failed, tree_size,
14066 build_real_from_int_cst, array_type_nelts, purpose_member,
14067 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
14068 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
14069 is_attribute_p, check_qualified_type, expr_align,
14070 int_size_in_bytes, bit_position, int_bit_position, byte_position,
14071 int_byte_position, list_length, fields_length, initializer_zerop,
14072 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
14073 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
14074 tree_node_structure, handled_component_p, get_containing_scope,
14075 decl_function_context, decl_type_context, real_zerop,
14076 type_num_arguments, fit_double_type, really_constant_p,
14077 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
14078 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
14079 real_twop, real_minus_onep, int_cst_value): Likewise.
14081 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14083 * cfglayout.c (insn_scope, insn_line): Constify.
14084 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
14085 const_double_htab_hash, const_double_htab_eq,
14086 mem_attrs_htab_hash): Likewise.
14087 * loop-iv.c (biv_eq): Likewise.
14088 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
14089 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
14090 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
14092 * rtl-error.c (location_for_asm, diagnostic_for_asm,
14093 error_for_asm, warning_for_asm, _fatal_insn,
14094 _fatal_insn_not_found): Likewise.
14095 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
14096 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
14097 rtl_check_failed_type2, rtl_check_failed_code1,
14098 rtl_check_failed_code2, rtl_check_failed_code_mode,
14099 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
14100 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
14101 rtl_check_failed_type2, rtl_check_failed_code1,
14102 rtl_check_failed_code2, rtl_check_failed_code_mode,
14103 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
14104 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
14105 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
14106 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
14107 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
14108 rtx_unstable_p, get_integer_term, get_related_value,
14109 offset_within_block_p, reg_mentioned_p, count_occurrences,
14110 reg_referenced_p, reg_used_between_p, no_labels_between_p,
14111 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
14112 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
14113 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
14114 find_constant_src, find_reg_fusage, find_regno_fusage,
14115 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
14116 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
14117 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
14118 computed_jump_p, auto_inc_p, in_expr_list_p,
14119 remove_node_from_expr_list, loc_mentioned_in_p,
14120 label_is_jump_target_p, reversed_comparison_code_parts,
14121 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
14122 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
14123 print_inline_rtx): Likewise.
14124 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
14125 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
14126 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
14127 get_integer_term, get_related_value, offset_within_block_p,
14128 count_occurrences, reg_mentioned_p, no_labels_between_p,
14129 reg_used_between_p, reg_referenced_p, single_set_2,
14130 multiple_sets, set_noop_p, refers_to_regno_p,
14131 reg_overlap_mentioned_p, dead_or_set_p,
14132 covers_regno_no_parallel_p, covers_regno_p,
14133 dead_or_set_regno_p, find_reg_note, find_regno_note,
14134 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
14135 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
14136 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
14137 side_effects_p, may_trap_p_1, may_trap_p,
14138 may_trap_after_code_motion_p, may_trap_or_fault_p,
14139 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
14140 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
14141 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
14142 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
14143 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
14145 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
14146 warning_for_asm): Likewise.
14147 * tree.h (print_rtl): Likewise.
14148 * varasm.c (get_pool_mode): Likewise.
14150 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14152 * c-lex.c (c_lex_with_flags, lex_string): Constify.
14153 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
14154 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
14155 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
14156 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
14157 * ddg.c (compare_sccs): Likewise.
14158 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
14159 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
14160 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
14161 decimal_do_fix_trunc, decimal_real_to_integer,
14162 decimal_real_to_integer2, decimal_real_maxval): Likewise.
14163 * dse.c (const_group_info_t): New.
14164 (invariant_group_base_eq, invariant_group_base_hash): Constify.
14165 * dwarf2out.c (const_dw_die_ref): New.
14166 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
14167 * tree-browser.c (TB_parent_eq): Likewise.
14168 * unwind-dw2-fde.c (__register_frame_info_bases,
14169 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
14170 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
14172 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
14173 * unwind-dw2.c (uw_frame_state_for): Likewise.
14174 * value-prof.c (histogram_hash, histogram_eq): Likewise.
14175 * value-prof.h (const_histogram_value): New.
14177 2007-07-25 Richard Sandiford <richard@codesourcery.com>
14179 * config/mips/mips.c (machine_function): Add
14180 initialized_mips16_gp_pseudo_p.
14181 (mips16_gp_pseudo_reg): Do not emit the initialization of
14182 mips16_gp_pseudo_rtx when being called from the gimple cost-
14183 calculation routines; emit it on the first use outside those
14186 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14188 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
14191 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
14192 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
14193 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
14194 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
14195 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
14196 Preserve const-ness of parameters through use of __typeof(),
14197 also constify and tidy.
14199 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
14200 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
14201 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
14202 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
14203 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
14204 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
14205 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
14206 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
14207 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
14209 2007-07-25 Julian Brown <julian@codesourcery.com>
14210 Mark Shinwell <shinwell@codesourcery.com>
14212 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
14213 (alpha_mangle_type): This.
14214 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14215 (TARGET_MANGLE_TYPE): Define this instead.
14216 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
14217 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
14218 (arm_init_neon_builtins): Fix comment.
14219 (arm_mangle_map_entry): New.
14220 (arm_mangle_map): New.
14221 (arm_mangle_type): New.
14222 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
14223 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
14224 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
14225 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14226 (TARGET_MANGLE_TYPE): Define this instead.
14227 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
14228 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
14229 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
14230 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14231 (TARGET_MANGLE_TYPE): Define this instead.
14232 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
14234 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
14235 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14236 (TARGET_MANGLE_TYPE): Define this instead.
14237 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
14238 (s390_mangle_type): This.
14239 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14240 (TARGET_MANGLE_TYPE): Define this instead.
14241 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
14242 (sparc_mangle_type): This.
14243 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14244 (TARGET_MANGLE_TYPE): Define this instead.
14245 * cp/mangle.c (write_type): Call mangle_type target hook on all
14246 types before mangling. Use original type, not main variant, as
14248 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
14249 (TARGET_MANGLE_TYPE): This.
14250 * target.h (gcc_target): Rename mangle_fundamental_type to
14252 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
14253 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
14255 2007-07-25 Julian Brown <julian@codesourcery.com>
14256 Paul Brook <paul@codesourcery.com>
14257 Joseph Myers <joseph@codesourcery.com>
14258 Mark Shinwell <shinwell@codesourcery.com>
14260 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
14261 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
14262 (with_fpu): Allow --with-fpu=neon.
14263 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
14264 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
14265 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
14266 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
14267 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
14268 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
14269 (neon_emit_pair_result_insn, neon_disambiguate_copy)
14270 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
14271 (output_move_neon): Add prototypes.
14272 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
14273 (all_fpus): Add FPUTYPE_NEON.
14274 (fp_model_for_fpu): Add NEON field.
14275 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
14276 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
14278 (arm_legitimate_address_p): Don't support fancy addressing for NEON
14280 (thumb2_legitimate_address_p): Likewise.
14281 (neon_valid_immediate): Recognize and prepare constants suitable for
14283 (neon_immediate_valid_for_move): New function. Recognize and prepare
14284 immediates for NEON move instructions.
14285 (neon_immediate_valid_for_logic): New function. Recognize and
14286 prepare immediates for NEON logic instructions.
14287 (neon_output_logic_immediate): New function. Create asm string
14288 suitable for outputting immediate logic instructions.
14289 (neon_pairwise_reduce): New function. Implement reduction using
14290 pairwise operations.
14291 (neon_expand_vector_init): New function. Expand a (possibly
14292 non-constant) vector initialization.
14293 (neon_vector_mem_operand): New function. Memory operands supported
14294 for quad-word loads/stores to/from ARM or NEON registers. Don't
14295 allow base+offset addressing for core regs.
14296 (neon_struct_mem_operand): New function. Valid mems for NEON
14298 (coproc_secondary_reload_class): Enable NEON registers to be loaded
14299 from neon_vector_mem_operand addresses without a secondary register.
14300 (add_minipool_forward_ref): Handle >8-byte minipool entries.
14301 (add_minipool_backward_ref): Likewise.
14302 (dump_minipool): Likewise.
14303 (push_minipool_fix): Likewise.
14304 (output_move_quad): New function. Output quad-word moves, loads and
14305 stores using ARM registers.
14306 (output_move_vfp): Add support for vectors in VFP (NEON) D
14308 (output_move_neon): Output a NEON load/store to/from a quadword
14310 (arm_print_operand): Implement new codes:
14311 - 'c' for unadorned integers (without a # sign).
14312 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
14314 - 'e', 'f' for the low and high D parts of a NEON Q register.
14315 - 'q' outputs a NEON Q register.
14316 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
14317 - 'T' prints NEON opcode features from a coded bitmask.
14318 - 'F' is similar to T, but signed/unsigned codes both print as
14320 - 't' is similar to T, but 'u' is printed instead of 'p'.
14321 - 'O' prints 'r' if NEON instruction should perform rounding (as
14322 specified by bitmask), else prints nothing.
14323 - '#' is a punctuation character to stop operand numbers from
14324 running together with following digits in the assembler
14325 strings for instructions (when using mode attributes).
14326 (arm_assemble_integer): Handle extra NEON vector modes. Permute
14327 constant vectors in big-endian mode, where necessary.
14328 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
14329 Handle EI, OI, CI, XI modes.
14330 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
14331 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
14332 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
14333 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
14334 (neon_builtin_type_bits): Add enumeration, one bit for each vector
14336 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
14337 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
14338 to turn v8qi, etc. into bits defined above.
14339 (neon_itype): New enumeration. Classifications of NEON builtins.
14340 (neon_builtin_datum): Define struct. Contains information about
14341 a single builtin (with multiple modes).
14342 (CF): Define helper macro for...
14343 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
14345 (neon_builtin_data): New array. Define information about builtins
14346 for use during initialization/expansion.
14347 (arm_init_neon_builtins): New function.
14348 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
14350 (neon_builtin_compare): New function.
14351 (locate_neon_builtin_icode): New function. Find an insn code for a
14352 builtin given a function code for that builtin. Also return type of
14353 builtin (NEON_BINOP, NEON_UNOP etc.).
14354 (builtin_arg): New enumeration. Types of arguments for builtins.
14355 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
14356 Takes a variable argument list of builtin_arg types, terminated by
14358 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
14359 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
14360 (neon_emit_pair_result_insn): New function. Support returning pairs
14361 of vectors via a pointer.
14362 (neon_disambiguate_copy): New function. Set up operands for a
14363 multi-word copy such that registers do not get clobbered.
14364 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
14365 ARM_BUILTIN_NEON_BASE.
14366 (arm_file_start): Set float-abi attribute for NEON.
14367 (arm_vector_mode_supported_p): Enable NEON vector modes.
14368 (arm_mangle_map_entry): New.
14369 (arm_mangle_map): New.
14370 (arm_mangle_vector_type): New.
14371 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
14373 (TARGET_NEON): New macro. Target supports NEON.
14374 (fputype): Add FPUTYPE_NEON.
14375 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
14376 for vectorization based on command-line arg.
14377 (NEON_REGNO_OK_FOR_NREGS): Define.
14378 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
14379 (VALID_NEON_STRUCT_MODE): Define.
14380 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
14381 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
14382 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
14383 (consttable_16): Add pattern for outputting 16-byte minipool
14385 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
14387 (vec-common.md, neon.md): Include md files.
14388 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
14389 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
14390 (memory_constraint "Ut", "Un", "Us"): Define.
14391 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
14392 (MMX_char): New mode attribute.
14393 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
14394 (*add<mode>3_iwmmxt): New insn pattern.
14395 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
14396 (*sub<mode>3_iwmmxt): New insn pattern.
14397 (mulv4hi3): Rename to...
14398 (*mulv4hi3_iwmmxt): This.
14399 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
14400 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
14401 (uminv4hi3, uminv2si3): Remove. Replace with...
14402 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
14403 (*umin<mode>3_iwmmxt): These.
14404 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
14405 (ashr<mode>3_iwmmxt): This new pattern.
14406 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
14407 (lshr<mode>3_iwmmxt): This new pattern.
14408 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
14409 (ashl<mode>3_iwmmxt): This new pattern.
14410 * config/arm/neon-docgen.ml: New file. Generate documentation for
14412 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
14413 * config/arm/arm_neon.h: New (autogenerated).
14414 * config/arm/neon-testgen.ml: New file. Generate NEON tests
14416 * config/arm/neon.md: New file. Define NEON instructions.
14417 * config/arm/neon.ml: New file. Abstract description of NEON
14418 instructions, used to generate arm_neon.h header, documentation and
14420 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
14421 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
14423 * doc/extend.texi (ARM Built-in Functions): Rename and remove
14425 (ARM NEON Intrinsics): New subsection.
14426 * doc/arm-neon-intrinsics.texi: New (autogenerated).
14428 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
14430 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
14433 2007-07-24 Jan Hubicka <jh@suse.cz>
14435 * regclass.c (move_table): New type.
14436 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
14437 (init_move_cost): Break out from ...
14438 (init_reg_sets_1): ... here; simplify computation of
14439 have_regs-of_mode and contains_reg_of_mode.
14440 (record_reg_classes): Unswitch internal loops.
14441 (copy_cost): Trigger lazy initialization of move cost
14442 (record_address_regs): Likewise.
14444 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
14446 * config/darwin.c (darwin_override_options): Don't force on
14447 flag_var_tracking_uninit when no debug info is requested.
14449 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
14451 * cfgloop.c (init_loops_structure): New function.
14452 (flow_loops_find): Create root of the loop tree unconditionally.
14454 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
14456 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
14458 2007-07-24 Jan Hubicka <jh@suse.cz>
14460 * caller-save.c: Include ggc.h, gt-caller-save.h
14461 (reg_save_code, reg_restore_code): Rename to ...
14462 (cached_reg_save_code, cached_reg_restore_code): ... those.
14463 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
14464 (reg_save_code, reg_restore_code): New functions.
14465 (init_caller_save): Do not intialize
14466 reg_save_code/reg_restore_code tables.
14467 * Makefile.in: (gt-caller-save.h): New.
14469 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
14471 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
14472 with the mode of the original operand instead of
14475 2007-07-23 Jan Hubicka <jH@suse.cz>
14477 * config/i386/i386.c (ix86_secondary_memory_needed): Break out to...
14478 (inline_secondary_memory_needed): ... here.
14479 (ix86_memory_move_cost): Break out to ...
14480 (inline_memory_move_cost): ... here; add support for IN value of 2 for
14481 maximum of input and output; fix handling of Q_REGS on 64bit.
14482 (ix86_secondary_memory_needed): Microoptimize.
14484 2007-07-23 Sebastian Pop <sebpop@gmail.com>
14486 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
14487 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
14488 stmts_from_loop, known_dependences_p, build_rdg): New.
14489 * tree-data-ref.h: Depends on graphds.h.
14490 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
14491 (build_rdg): Declared.
14492 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
14494 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
14496 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
14499 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
14500 Jakub Jelinek <jakub@redhat.com>
14502 PR middle-end/PR28690
14503 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
14505 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
14506 and MEM_POINTER operands over REG and MEM operands.
14507 (swap_commutative_operands_p): Change return value to bool.
14508 * rtl.h: Update the corresponding prototype.
14509 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
14510 instead of gen_rtx_PLUS.
14511 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
14512 value to bool. Change function arguments to rtx's and update code
14514 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
14515 calls to match the new declaration.
14516 * simplify-rtx.c (simplify_associative_operation): Don't
14517 reorder simplify_binary_operation arguments.
14519 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14521 * config/mips/mips.c (override_options): Use mips_costs to derive
14522 the default branch cost.
14523 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
14525 * config/mips/mips.opt (mbranch-cost=): New option.
14526 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
14528 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14530 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
14531 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
14532 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
14533 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
14535 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14537 * config/mips/constraints.md (ks): New constraint.
14538 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
14539 (*add<mode>3_mips16): ...here.
14541 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
14543 * optabs.h (enum optab_index): Add new OTI_signbit.
14544 (signbit_optab): Define corresponding macro.
14545 (enum insn_code signbit_optab[]): Remove array.
14546 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
14547 (expand_copysign_absneg): If back end provides signbit insn, use it
14548 instead of bit operations on floating point argument.
14549 * builtins.c (enum insn_code signbit_optab[]): Remove array.
14550 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
14551 for availability of signbit insn.
14553 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
14554 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
14555 SSE mode is not active.
14556 (isinf<mode>2): Disable for mfpmath=sse,387.
14558 2007-07-22 Ben Elliston <bje@au.ibm.com>
14560 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
14562 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
14564 2007-07-20 Richard Guenther <rguenther@suse.de>
14566 * tree-cfg.c (verify_expr): COND_EXPRs can have any
14567 integral typed condition.
14568 * tree-ssa.c (useless_type_conversion_p): Do not preserve
14569 booleanness. Only preserve conversions from a non-base
14570 type to a base type, not in general between types with
14571 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
14572 * tree.def (COND_EXPR): Document that the condition
14573 can be of any integral type.
14575 2007-07-20 Nigel Stephens <nigel@mips.com>
14576 Richard Sandiford <richard@codesourcery.com>
14578 * config/mips/mips.h (mips_dwarf_regno): Declare.
14579 (DBX_REGISTER_NUMBER): Remove redundant brackets.
14580 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
14581 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
14582 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
14583 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
14584 (REG_CLASS_NAMES): Update accordingly.
14585 * config/mips/mips.c (mips_dwarf_regno): New array.
14586 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
14587 (mips_subword): Remove special handling for accumulator registers.
14588 (override_options): Initiailize mips_dwarf_regno. Remove use
14590 (mips_swap_registers): New function.
14591 (mips_conditional_register_usage): Swap accumulator registers
14592 around if TARGET_LITTLE_ENDIAN.
14593 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
14594 * config/mips/constraints.md (h, l): Use the endianness to choose
14595 between MD0_REG and MD1_REG.
14596 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
14597 alternative-dependent template.
14599 2007-07-20 Richard Sandiford <richard@codesourcery.com>
14601 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
14604 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
14606 * function.c (thread_prologue_and_epilogue_insns): Fix exit
14607 predecessor fallthru flags.
14609 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
14611 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
14612 of compare to the same type.
14613 * cfgloopmanip.c (add_loop): Update information about loop exits.
14614 (loop_version): Remove the innermost loop requirement.
14615 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
14616 to sizetype for pointers.
14618 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
14620 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
14621 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
14622 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
14624 * config/dfp-bit.c: Empty for TFmode conversions.
14626 2007-07-18 Caroline Tice <ctice@apple.com>
14628 * var-tracking.c (find_src_status): Check for COND_EXEC insns
14629 and handle them correctly; check that src is not NULL before
14631 (find_src_set_src): Likewise.
14633 2007-07-18 Bob Wilson <bob.wilson@acm.org>
14635 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
14636 (struct alignment_context, init_alignment_context): New.
14637 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
14638 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
14639 (XCHAL_HAVE_S32C1I): Likewise.
14640 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
14641 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
14642 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
14643 (ATOMIC, HQI): New macros.
14644 (memory_barrier, *memory_barrier): New.
14645 (sync_lock_releasesi): New.
14646 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
14647 (sync_lock_test_and_set<mode>): New.
14648 (sync_<atomic><mode>): New.
14649 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
14650 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
14651 (xtensa_expand_atomic): New.
14653 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14657 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
14658 transformation for builtin ISNORMAL.
14659 (expand_builtin): Handle BUILT_IN_ISNORMAL.
14660 * builtins.def (BUILT_IN_ISNORMAL): New.
14661 * doc/extend.texi: Document isnormal.
14663 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14667 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
14668 optabs infrastructure. Provide generic implementation for
14670 (expand_builtin): Handle FINITE/ISFINITE.
14671 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
14672 (fold_builtin_1): Likewise.
14674 * builtins.def (BUILT_IN_ISFINITE): New.
14676 * doc/extend.texi: Document isfinite.
14678 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14681 PR middle-end/20558
14683 * builtins.c (expand_builtin_interclass_mathfn): Provide a
14684 generic fallback for isinf.
14685 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
14686 calculation code ...
14687 * real.c (get_max_float): ... to here.
14688 * real.h (get_max_float): New.
14690 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14692 PR middle-end/32668
14694 * builtin-attrs.def (ATTR_TYPEGENERIC,
14695 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
14697 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
14698 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
14699 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
14700 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
14702 * c-common.c (handle_type_generic_attribute): New.
14703 (c_common_attribute_table): Add "type generic".
14705 * c-typeck.c (convert_arguments): Handle "type generic" functions.
14707 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
14709 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
14710 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
14713 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
14716 * config/cris/cris.c (cris_print_index): Don't use XEXP before
14717 checking that the operand is an expression.
14719 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
14720 Danny Smith <dannysmith@users.sourceforge.net>
14723 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
14724 file mapping object in local namespace if Windows version later
14727 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14729 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
14730 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
14731 arm_cannot_force_const_mem.
14732 (arm_cannot_force_const_mem): New function.
14733 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
14734 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
14735 of arm_tls_referenced_p.
14736 * config/arm/arm.md (movsi): Split out-of-section constants when
14737 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
14738 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
14740 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14742 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
14744 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14746 * config/mips/mips.md (*extendqihi2): Convert the destination
14749 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14751 * config/pa/fptr.c: Update license header.
14752 * config/pa/milli64.S: Likewise.
14754 2007-07-17 Nick Clifton <nickc@redhat.com>
14756 * COPYING_v3: New file. Contains version 3 of the GNU General
14758 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
14759 Lesser General Public License.
14760 * doc/include/gpl_v3.texi: New file. Contains version 3 of
14761 the GNU General Public License.
14763 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
14765 PR rtl-optimization/32773
14766 * cfglayout.c (force_one_exit_fallthru): New function.
14767 (cfg_layout_finalize): Use it.
14769 2007-07-16 Richard Guenther <rguenther@suse.de>
14770 Uros Bizjak <ubizjak@gmail.com>
14772 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
14773 before forcing it to gimple operand.
14775 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
14776 David Ung <davidu@mips.com>
14778 * config/mips/mips.h (TUNE_24K): Define.
14779 (TUNE_MACC_CHAINS): Add TUNE_24K.
14780 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
14782 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
14783 (r74k_int_madd): .. this new reservation.
14784 (define_bypass): Fixed bypasses for r74k_int_madd to use
14785 mips_linked_madd_p.
14786 * config/mips/24k.md (define_bypass): Define new
14787 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
14789 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
14790 Nigel Stephens <nigel@mips.com>
14792 * config/mips/mips.md: Include 20kc.md.
14793 * config/mips/20kc.md: New file.
14794 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
14795 (mips_adjust_cost): Tweak for 20Kc.
14796 (mips_issue_rate): Likewise.
14797 * config/mips/mips.h (TUNE_20KC): Define.
14799 2007-07-16 David Edelsohn <edelsohn@gnu.og>
14801 * config/rs6000/rs6000.c (struct processor_cost): Add
14802 cache_line_size, l1_cache_lines, and simultaneous_prefetches
14804 (*_cost): Add cache information.
14805 (rs6000_override_options): Set cache parameters.
14807 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14810 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
14811 * doc/install.texi (mips-sgi-irix6): pthread support works now.
14813 2007-07-16 Paul Brook <paul@codesourcery.com>
14816 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
14817 (cirrus_thumb2_movsi_insn): Ditto.
14819 2007-07-15 Geoffrey Keating <geoffk@apple.com>
14821 * config/rs6000/darwin-fallback.c (interpret_libc): Change
14822 CR2_REGNO to R_CR2.
14824 2007-07-15 Andrew Haley <aph@redhat.com>
14826 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
14827 before looking in the context.
14829 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14831 PR middle-end/32398
14832 PR middle-end/32769
14833 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
14834 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
14835 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
14836 (pa_output_function_prologue): Use rp_saved and
14837 current_function_is_leaf to generate .CALLINFO statement.
14838 (hppa_expand_prologue): Set rp_saved.
14839 (hppa_expand_epilogue): Use rp_saved.
14840 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
14841 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
14843 2007-07-14 Dirk Mueller <dmueller@suse.de>
14845 * omega.c (coalesce): Fix memory leak on early exit.
14846 * matrix-reorg.c (check_allocation_function): Likewise.
14847 * tree-vect-transform.c (vect_get_new_vect_var): free result
14849 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
14850 pass pointer to edge vector
14851 (partition_hot_cold_basic_blocks): Fix memory leak.
14852 * collect2.c (prefix_from_string): Free temporary storage.
14853 * reload1.c (fixup_abnormal_edges): Free sbitmap.
14855 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
14857 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
14858 (DO_GLOBAL_DTORS_BODY): Likewise.
14860 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
14861 Nigel Stephens <nigel@mips.com>
14863 * config/mips/mips.c (mips_classify_symbol): Don't return
14864 SYMBOL_SMALL_DATA for constant pool addresses if
14865 TARGET_EMBEDDED_DATA is true.
14867 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
14869 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
14870 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
14871 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
14872 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
14873 __builtin_ia32_storehps, __builtin_ia32_storelps,
14874 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
14875 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
14876 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
14877 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
14878 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
14879 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
14880 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
14881 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
14882 using def_builtin_const.
14884 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
14886 PR tree-optimization/32705
14887 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
14888 (simplify_binary_expression): Use SSA_VAL consistently.
14890 2007-07-13 David Edelsohn <edelsohn@gnu.org>
14892 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
14893 (SPEFSCR_REGNO): Delete definition.
14894 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
14895 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14896 * config/rs6000/rs6000.h: Do not define *_REGNO.
14897 LINK_REGISTER_REGNUM -> LR_REGNO.
14898 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14899 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
14900 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14901 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
14902 R_VRSAVE, R_VSCR. Use them.
14903 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
14904 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
14905 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
14906 * config/rs6000/aix.h: Define R_LR. Use it.
14908 2007-07-13 Caroline Tice <ctice@apple.com>
14910 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
14911 flag_var_tracking is explicitly turned off (i.e. when variable
14912 tracking is not feasible); otherwise, turn flag_var_tracking on when
14913 flag_var_tracking_uninit is on.
14914 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
14915 note definitions, to allow recording of initialization status in the
14917 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
14918 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
14919 determine if two note locations are equal.
14920 (output_loc_list): Don't output list entries whose start & end labels
14922 (reg_loc_descriptor): Add parameter for initialization status; pass it
14923 to other loc descriptor functions.
14924 (one_reg_loc_descriptor): Add parameter for initialization status;
14925 check its value and add DW_OP_GNU_uninit to returned loc descr if
14927 (multiple_reg_loc_descriptor): Add parameter for initialization
14929 pass init status argument to other loc descriptor functions; check
14930 value of intialization parameter and add DW_OP_GNU_uninit to returned
14931 loc descr if appropriate.
14932 (based_loc_descr): Add parameter for initialization status; add new
14933 variable for return value; check value of initialization parameter and
14934 add DW_OP_GNU_uninit to returned loc descr if appropriate.
14935 (concatn_mem_loc_descriptor): Add parameter for initialization status;
14936 pass init status argument to other loc descriptor functions; check
14937 value of intialization parameter and add DW_OP_GNU_uninit to returned
14938 loc descr if appropriate.
14939 (mem_loc_descriptor): Likewise.
14940 (concat_loc_descriptor): Likewise.
14941 (concatn_loc_descriptor): Likewise.
14942 (loc_descriptor): Add parameter for initialization status; pass it as
14943 argument to other loc descriptor function calls.
14944 (loc_descriptor_from_tree_1): Add appropriate initialization status
14945 to loc descriptor function calls.
14946 (add_location_or_const_value_attribute): Get initialization status
14947 from VAR_LOCATION note; add initialization status to loc descriptor
14949 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
14950 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
14951 status is uninitialized, add "[uninint]" to output.
14952 * common.opt (fvar-tracking-uninit): New option, similar to
14953 fvar-tracking, to turn on tracking of uninitialized variables; creates
14954 a new global flag, flag_var_tracking_uninit.
14955 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
14956 (enum var_init_status): New type, for var initialization status field.
14957 * var-tracking.c (struct location_chain_def): Two new fields, init,
14958 for initialization status, and set_src for the assignment value expr.
14959 (unshare_variable): New parameter for initialization status;
14960 initialize new init and set_src fields.
14961 (var_reg_set): New parameters for initialization status and value;
14962 pass them to set_variable_part.
14963 (var_mem_set): Likewise.
14964 (get_init_value): New function.
14965 (var_reg_delete_and_set): New initialization status & value
14966 parameters; add call to get_init_value if status is unknown; pass new
14967 parameters to clobber_variable_part and var_reg_set.
14968 (var_mem_delete_and_set): Likewise.
14969 (var_reg_delete): Pass null set_src value to clobber_variable_part.
14970 (var_mem_delete): Likewise.
14971 (variable_union): Pass status to unshare_variable; initialize new init
14972 and set_src fields. If flag_var_tracking_uninit is not set, force
14973 status to initialized.
14974 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
14975 used later to get the set_src value.
14976 (find_src_status): New function.
14977 (find_src_set_src): New function.
14978 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
14979 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
14980 MO_SET, get set_src value and pass it to var_reg_delete_and_set
14981 and var_mem_delete_and_set.
14982 (dump_variable): Print out "[uninit]" if appropriate.
14983 (set_variable_part): Add new initialization and set_src parameters;
14984 pass status to unshare_variable; set node->init and node- >set_src
14985 fields and modify slot in hash table appropriately; save the init and
14986 set_src values if appropriate and assign to the new node.
14987 (clobber_variable_part): New set_src parameter; if two nodes have
14988 same variable and same location but different set_src (assignment)
14989 values, clobber old node.
14990 (delete_variable_part): Pass init status to unshare_variable.
14991 (emit_note_insn_var_location): Add initialized var; assign var's init
14992 status to new 'initialized'; pass new init status field to calls to
14993 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
14994 status to initialized.
14995 (emit_notes_in_bb): Pass initialization status to calls to
14996 var_reg_set, var_mem_set, var_reg_delete_and_set and
14997 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
14998 var_reg_delete_and_set and var_mem_delete_and_set; call
14999 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
15000 make up for change in add_stores.
15001 (vt_add_function_parameters): Add status to calls to
15003 * config/darwin.c (darwin_override_options): Turn on uninitialized
15004 tracking automatically, if var_tracking is on and the system is
15007 2007-07-13 Sa Liu <saliu@de.ibm.com>
15009 * config.gcc: Add options for arch and tune on SPU.
15010 * config/spu/predicates.md: Add constant operands 0 and 1.
15011 * config/spu/spu-builtins.def: Add builtins for double precision
15012 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
15013 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
15015 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
15017 * config/spu/spu-protos.h: Add new function prototypes.
15018 * config/spu/spu.c (spu_override_options): Check options -march and
15020 (spu_comp_icode): Add comparison code for DFmode and vector mode.
15021 (spu_emit_branch_or_set): Use the new code for DFmode and vector
15023 (spu_const_from_int): New. Create a vector constant from 4 ints.
15024 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
15025 (spu_emit_vector_compare): New. Emit vector compare.
15026 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
15027 * config/spu/spu.h: Add options -march and -mtune. Define processor
15028 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
15029 CANONICALIZE_COMPARISON.
15030 * config/spu/spu.md: Add new insns for double precision compare
15031 and double precision vector compare. Add vcond and smax/smin patterns
15032 to enable DFmode vector conditional expression.
15033 * config/spu/spu.opt: Add options -march and -mtune.
15034 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
15035 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
15036 both CELL and CELLEDP targets: spu_testsv.
15037 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
15040 2007-07-13 Richard Guenther <rguenther@suse.de>
15042 PR tree-optimization/32721
15043 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
15044 TREE_THIS_VOLATILE on the folded reference.
15045 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
15046 if the array reference has TREE_THIS_VOLATILE set.
15048 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
15051 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
15053 2007-07-13 Andreas Schwab <schwab@suse.de>
15055 * gengtype-lex.l: Allow declarations to be indented.
15057 2007-07-12 Geoffrey Keating <geoffk@apple.com>
15059 * ginclude/tgmath.h: New.
15060 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
15061 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
15062 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
15063 * configure: Regenerate.
15065 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
15067 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
15068 correct index when setting register save state for xd
15071 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
15073 * config/sh/sh.c (mark_use): Remove.
15075 2007-07-12 Paul Brook <paul@codesourcery.com>
15077 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
15078 reg does not overlap return value.
15080 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
15082 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
15083 (set_expression_vuses): Ditto.
15084 (init_pre): Initialize expression_vuses.
15086 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
15088 * config/i386/sse.md (storentdf, storentsf): New.
15090 2007-07-12 Geoffrey Keating <geoffk@apple.com>
15092 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
15094 * tree.c (build_decl_stat): Move code from here...
15095 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
15096 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
15097 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
15098 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
15099 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
15102 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
15103 Devang Patel <dpatel@apple.com>
15105 PR tree-optimization/25413
15106 * targhooks.c (default_builtin_vector_alignment_reachable): New.
15107 * targhooks.h (default_builtin_vector_alignment_reachable): New.
15108 * tree.h (contains_packed_reference): New.
15109 * expr.c (contains_packed_reference): New.
15110 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
15111 (vect_enhance_data_refs_alignment): Call
15112 vector_alignment_reachable_p.
15113 * target.h (vector_alignment_reachable): New builtin.
15114 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
15115 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
15116 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
15118 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
15120 * target.h (builtin_vectorization_cost): Add new target builtin.
15121 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
15122 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
15123 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
15124 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
15125 uninitialized variables.
15126 * tree-vect-transform.c (cost_for_stmt): New function.
15127 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
15128 using cost 1 for all scalar stmts. Be less conservative when
15129 estimating the number of prologue/epulogue iterations. Call
15130 targetm.vectorize.builtin_vectorization_cost. Return
15131 min_profitable_iters-1.
15132 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
15133 initialization cost instead of TARG_VEC_STMT_COST. Use
15134 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
15135 epilogue code. Fix epilogue cost computation.
15136 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
15137 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
15138 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
15139 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
15140 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
15141 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
15143 2007-07-12 Richard Guenther <rguenther@suse.de>
15145 * gimplify.c (gimplify_conversion): Make sure that the result
15146 from maybe_fold_offset_to_reference is trivially convertible
15147 to the desired type before doing the simplification.
15148 (gimplify_expr): Likewise.
15149 * fold-const.c (fold_binary): Use the correct types for
15150 building the simplified expression.
15152 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
15154 PR rtl-optimization/32729
15155 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
15156 that fallthru to exit.
15158 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
15160 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
15161 (symDTPOFF2reg): Likewise.
15163 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
15165 PR tree-optimization/32663
15167 * tree.h (VALUE_HANDLE_VUSES): Remove.
15168 (struct tree_value_handle): Remove vuses.
15170 * tree-vn.c (create_value_handle_for_expr): Don't set
15171 VALUE_HANDLE_VUSES.
15173 * tree-ssa-pre.c (expression_vuses): New.
15174 (alloc_expression_id): Set up expression_vuses.
15175 (get_expression_vuses): New.
15176 (set_expression_vuses): Ditto.
15177 (clear_expression_ids): Modify for expression_vuses.
15178 (phi_translate_1): Ditto.
15179 (phi_translate_set): Ditto.
15180 (value_dies_in_block_x): Ditto
15181 (valid_in_sets): Ditto.
15182 (add_to_sets): Ditto.
15183 (find_existing_value_expr): Ditto.
15184 (create_value_handle_for_expr): Ditto.
15185 (make_values_for_stmt): Ditto.
15186 (vuse_equiv): Remove.
15188 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
15190 * Makefile.in (mostlyclean): Remove object files.
15192 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15194 * toplev.c (no_new_pseudos): Deleted.
15195 * rtl.h (no_new_pseudos): Deleted.
15196 * tree-pass.h (pass_no_new_pseudos): Deleted.
15197 * passes.c (pass_no_new_pseudos): Deleted.
15198 * final.c (rest_of_clean_state): Removed no_new_pseudos.
15199 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
15200 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
15202 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
15203 * rtlhooks.c (gen_lowpart_general): Ditto.
15204 * optabs.c (prepare_operand): Ditto.
15205 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
15207 * modulo-sched.c (rest_of_handle_sms): Ditto.
15208 * see.c (rest_of_handle_see): Ditto.
15209 * ifcvt.c (if_convert): Ditto.
15210 (gate_handle_if_after_combine): Replaced no_new_pseudos with
15212 * init-regs.c (gate_initialize_regs): Deleted set of
15214 * lower-subreg.c (decompose_multiword_subregs): Ditto.
15215 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
15216 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
15218 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
15221 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
15222 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
15223 (*vec_extractv2di_1_rex64): New insn pattern.
15225 2007-07-11 David Daney <ddaney@avtrex.com>
15227 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
15228 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
15229 for SIGNAL_UNWIND_RETURN_COLUMN.
15230 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
15231 (DWARF_FRAME_REGNUM): Rewrite.
15232 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
15234 2007-07-11 Nick Clifton <nickc@redhat.com>
15236 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
15237 delta and use gen_int_mode in place of GET_INT instead.
15239 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
15241 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
15244 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
15246 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
15247 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
15249 * params.h (VERIFY_CANONICAL_TYPES): Remove.
15250 (USE_CANONICAL_TYPES): New.
15251 * doc/invoke.texi (verify-canonical-types): Remove.
15252 (use-canonical-types): Add.
15254 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
15256 * config/spu/spu.c (spu_optimization_options): Remove setting of
15257 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
15258 (spu_override_options): Move it here.
15260 2007-07-11 Richard Sandiford <richard@codesourcery.com>
15262 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
15263 * config/mips/mips.c (mips_cpu_info_table): Mention
15264 MIPS_ISA_LEVEL_SPEC in the comment.
15266 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
15268 PR tree-optimization/32713
15269 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
15271 2007-07-11 Paolo Carlini <pcarlini@suse.de>
15273 PR middle-end/30482
15274 * c-opts.c (c_common_post_options): Do not change flag_complex_method
15275 conditional to flag_isoc99.
15276 (c_common_init_options): Do it here, unconditionally.
15278 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
15280 PR tree-optimization/32589
15281 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
15282 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
15283 * tree-ssa-propagate.c (valid_gimple_expression_p): New
15284 predicate, extracted from...
15285 (set_rhs): ...here. Call it for the expression on entry.
15286 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
15287 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
15288 (simplify_binary_expression): Use valid_gimple_expression_p
15289 to validate the simplification.
15290 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
15292 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
15294 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
15295 DWARF2_DEBUG on 32 bit target too.
15296 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
15298 2007-07-11 Nick Clifton <nickc@redhat.com>
15300 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
15301 version for 64-bit hosts.
15303 2007-07-10 David Daney <ddaney@avtrex.com>
15305 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
15307 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
15309 * config/mips/mips.c (mips_expand_synci_loop): New function.
15310 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
15311 (UNSPEC_RDHWR): Same.
15312 (UNSPEC_SYNCI): Same.
15313 (UNSPEC_SYNC): Same.
15314 (clear_cache): New expand.
15318 (clear_hazard): Same.
15319 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
15321 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
15322 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
15324 2007-07-10 Ian Lance Taylor <iant@google.com>
15326 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
15329 2007-07-10 David Daney <ddaney@avtrex.com>
15331 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
15332 * builtins.c (expand_builtin___clear_cache): New function.
15333 (expand_builtin): Call expand_builtin___clear_cache for
15334 BUILT_IN_CLEAR_CACHE case.
15335 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
15336 * doc/md.texi (clear_cache): Document new instruction pattern.
15337 * testsuite/gcc.dg/builtins-64.c: New test.
15339 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
15341 * config/cris/cris.md ("movsi"): Fix typo in last change.
15343 2007-07-09 Geoffrey Keating <geoffk@apple.com>
15346 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
15348 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
15349 * varasm.c (assemble_start_function): Honor DECL_ALIGN
15350 for FUNCTION_DECLs. Don't use align_functions_log if
15352 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
15353 even for FUNCTION_DECLs.
15354 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
15356 * tree.h (DECL_ALIGN): Update for new location of 'align'.
15357 (DECL_FUNCTION_CODE): Update for new location and name of
15359 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
15360 (struct tree_decl_common): Move 'align' and 'off_align' out
15361 of union, ensure they're still on a 32-bit boundary. Remove
15362 other fields in union 'u1'.
15363 (struct tree_function_decl): Add field 'function_code' replacing
15364 'u1.f' in tree_decl_common.
15365 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
15366 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
15367 (Variable Attributes): Cross-reference 'aligned' attribute
15368 to Function Attributes.
15369 * flags.h (force_align_functions_log): Delete.
15370 * toplev.c (force_align_functions_log): Delete.
15372 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
15375 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
15376 (*vec_concatv2di_rex): New insn pattern.
15378 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15381 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
15383 2007-07-10 Ian Lance Taylor <iant@google.com>
15385 Replace no_new_pseudos in backends.
15386 * rtl.h (can_create_pseudo_p): Define.
15387 * config/darwin.c (machopic_indirect_data_reference): Use
15388 can_create_pseudo_p () instead of no_new_pseudos.
15389 (machopic_indirect_data_reference): Likewise.
15390 (machopic_legitimize_pic_address): Likewise.
15391 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
15392 (alpha_emit_set_const_1): Likewise.
15393 (alpha_emit_set_const): Likewise.
15394 (alpha_emit_conditional_move): Likewise.
15395 (alpha_split_conditional_move): Likewise.
15396 * config/alpha/alpha.md (various splitters): Likewise.
15398 * config/arm/arm.c (legitimize_pic_address): Likewise.
15399 (arm_load_pic_register): Likewise.
15400 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
15401 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
15402 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
15403 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
15404 * config/cris/cris.md (movsi): Likewise.
15405 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
15406 (symGOTOFF2reg_hilo): Likewise.
15407 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
15408 * config/h8300/h8300.md (insv, extzv): Likewise.
15409 * config/i386/i386.c (ix86_expand_move): Likewise.
15410 (ix86_expand_vector_move): Likewise.
15411 (ix86_prepare_fp_compare_args): Likewise.
15412 (ix86_expand_carry_flag_compare): Likewise.
15413 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
15414 (tls_dynamic_gnu2_combine_32): Likewise.
15415 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
15416 * config/ia64/ia64.c (ia64_expand_move): Likewise.
15417 (ia64_expand_movxf_movrf): Likewise.
15418 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
15419 (m32c_split_move): Likewise.
15420 (m32c_expand_insv): Likewise.
15421 * config/m68k/m68k.md (movsi): Likewise.
15422 * config/mips/mips.c (mips_force_temporary): Likewise.
15423 (mips_split_symbol): Likewise.
15424 (mips_move_integer): Likewise.
15425 (mips_legitimize_const_move): Likewise.
15426 * config/mn10300/mn10300.md (movsi): Likewise.
15427 * config/pa/pa.c (emit_move_sequence): Likewise.
15428 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
15429 (rs6000_got_register): Likewise.
15430 (create_TOC_reference): Likewise.
15431 (rs6000_machopic_legitimize_pic_address): Likewise.
15432 * config/rs6000/rs6000.md (add<mode>3): Likewise.
15433 (various splitters): Likewise.
15434 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
15435 (movsi_got): Likewise.
15436 * config/s390/s390.c (emit_symbolic_move): Likewise.
15437 * config/s390/s390.md (movhi, movqi): Likewise.
15438 (load_multiple, store_multiple): Likewise.
15439 * config/score/score.c (score_force_temporary): Likewise.
15440 * config/sh/sh.c (prepare_move_operands): Likewise.
15441 (prepare_cbranch_operands): Likewise.
15442 (emit_fpu_switch): Likewise.
15443 (fpscr_set_from_mem): Likewise.
15444 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
15445 (adddi3, subsi3): Likewise.
15446 (various splitters): Likewise.
15447 (divsi_inv_fp_combine): Likewise.
15448 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
15449 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
15451 * config/sh/predicates.md (xor_operand): Likewise.
15452 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
15453 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
15454 (movdi_pic_label_ref): Likewise.
15455 * config/spu/spu.c (spu_split_immediate): Likewise.
15456 * config/alpha/alpha.md (various splitters): Remove test
15457 !no_new_pseudos || reload_completed.
15458 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
15460 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
15461 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
15462 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
15463 * config/score/score.c (th_output_mi_thunk): Likewise.
15464 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
15465 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
15467 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
15469 PR rtl-optimization/32664
15470 * mode-switching.c (create_pre_exit): Skip barrier insns.
15472 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
15474 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
15475 force_gimple_operand_bsi.
15476 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
15477 rewrite_use_compare): Ditto.
15478 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
15480 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
15481 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
15482 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
15483 * tree-profile.c (prepare_instrumented_value,
15484 tree_gen_interval_profiler, tree_gen_pow2_profiler,
15485 tree_gen_one_value_profiler, tree_gen_ic_profiler,
15486 tree_gen_ic_func_profiler, tree_gen_average_profiler,
15487 tree_gen_ior_profiler): Ditto.
15488 * tree-ssa-reassoc.c (negate_value): Ditto.
15489 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
15490 Use force_gimple_operand_bsi.
15491 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
15492 * tree-if-conv.c (add_to_dst_predicate_list,
15493 find_phi_replacement_condition): Ditto.
15494 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
15495 Call mark_symbols_for_renaming for new statements.
15496 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
15498 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
15500 * cfghooks.c (remove_edge): New function.
15501 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
15503 * cfghooks.h (remove_edge): Declare.
15504 * cfg.c (remove_edge): Renamed to remove_edge_raw.
15505 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
15507 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
15509 * optabs.h: Added declaration for signbit_optab.
15510 * optabs.c: (init_optabs): Added initialization for signbit_optab.
15511 * genoptinit.c (optabs): Added entry for signbit insns.
15512 * builtins.c (expand_builtin_signbit): Added code to use a signbit
15513 insn, if available.
15514 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
15515 * config/s390/s390.md (signbit<mode>2): New expander.
15517 2007-07-09 Richard Guenther <rguenther@suse.de>
15519 PR middle-end/32698
15520 * fold-const.c (fold_plusminus_mult_expr): Move constant
15521 arguments second to allow decomposing.
15523 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
15526 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
15528 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
15529 Disregard DECL_FROM_INLINE.
15531 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
15534 * doc/invoke.texi: Add ftree-reassoc flag.
15535 * common.opt (ftree-reassoc): New flag.
15536 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
15537 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
15539 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
15541 PR tree-optimization/32681
15542 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
15543 saved in second_edge->aux when first_bb is a loop header.
15545 2007-07-09 Jan HUbicka <jh@suse.cz>
15547 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
15549 2007-07-09 Richard Guenther <rguenther@suse.de>
15551 * c-decl.c (start_function): Do not promote return type.
15553 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
15555 * function.c (do_warn_unused_parameter): Do not warn if
15556 TREE_NO_WARNING is set.
15558 2007-07-08 Andreas Schwab <schwab@suse.de>
15560 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
15562 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
15565 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
15567 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
15568 apply to assembly language, too.
15569 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
15571 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
15573 Revert (note the sccvn portions are *not* reverted)
15574 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
15576 Fix PR tree-optimization/23488
15578 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
15580 * tree-flow-inline.h (get_value_handle): Ditto.
15581 * tree-ssa-pre.c (decl_vh_map): New.
15582 (decl_node_pool): New.
15583 (can_value_number_operation): Support DECL_P.
15584 (can_PRE_operation): Ditto.
15585 (create_expression_by_pieces): Ditto.
15586 (find_existing_value_expr): Modify to differnetiate between
15587 addressing and top level.
15588 (create_value_handle_for_expr): Handle DECL's.
15589 (poolify_tree): Ditto.
15590 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
15591 (make_values_for_stmt): Handle DECL's properly.
15592 (init_pre): Reorg to not init useless things during FRE.
15594 * tree-flow.h: Include pointer-set.h.
15595 (decl_vh_map): Declare.
15596 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
15598 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
15600 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
15601 the constraint description.
15602 * doc/md.texi: Update documentation of AVR constraints.
15604 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
15606 * auto-inc-dec.c, config/arm/arm.c,
15607 config/m32r/constraints.md, config/mips/mips.md,
15608 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
15609 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
15610 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
15611 typos. Follow spelling conventions.
15612 * doc/invoke.texi, doc/rtl.texi: Fix typos.
15614 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
15615 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
15617 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
15618 realloc_vuse): Remove.
15619 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
15622 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
15624 Fix PR tree-optimization/23488
15626 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
15627 (try_to_simplify): Ditto.
15628 (visit_use): Ditto.
15629 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
15631 * tree-flow-inline.h (get_value_handle): Ditto.
15632 * tree-ssa-pre.c (decl_vh_map): New.
15633 (decl_node_pool): New.
15634 (can_value_number_operation): Support DECL_P.
15635 (can_PRE_operation): Ditto.
15636 (create_expression_by_pieces): Ditto.
15637 (find_existing_value_expr): Modify to differnetiate between
15638 addressing and top level.
15639 (create_value_handle_for_expr): Handle DECL's.
15640 (poolify_tree): Ditto.
15641 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
15642 (make_values_for_stmt): Handle DECL's properly.
15643 (init_pre): Reorg to not init useless things during FRE.
15645 * tree-flow.h: Include pointer-set.h.
15646 (decl_vh_map): Declare.
15647 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
15649 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
15651 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
15652 apply to assembly language, too.
15653 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
15655 2007-07-06 Ian Lance Taylor <iant@google.com>
15656 Zack Weinberg <zackw@panix.com>
15658 PR middle-end/32441
15659 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
15661 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15663 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
15664 (prefetch): Likewise if "pref" would be used.
15666 2007-07-06 Josh Conner <jconner@apple.com>
15668 PR middle-end/32602
15669 PR middle-end/32603
15670 * calls.c (store_one_arg): Handle arguments which are partially
15671 on the stack when detecting argument overlap.
15673 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
15675 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
15676 chosen during find_reloads.
15678 2007-07-06 Richard Guenther <rguenther@suse.de>
15680 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
15681 TYPE_ARG_TYPES for verification of argument types. Use
15682 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
15683 parameters as variable arguments.
15685 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
15687 * libgcc2.h (word_type): Type definition removed.
15688 (cmp_return_type, shift_count_type): Type definitions added.
15689 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
15690 replaced with shift_count_type.
15691 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
15693 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
15694 changed from word_type to Wtype.
15695 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
15696 replaced with shift_count_type.
15697 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
15699 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
15700 and libgcc_shift_count attribute added.
15701 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
15702 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
15703 (TARGET_INITIALIZER): New target hooks added.
15704 * targhooks.c (default_libgcc_cmp_return_mode,
15705 default_libgcc_shift_count_mode): Default implementations for the new
15706 target hooks added.
15707 * targhooks.h (default_libgcc_cmp_return_mode,
15708 default_libgcc_shift_count_mode): Function prototypes added.
15709 * target.h (struct gcc_target): Fields for the new target hooks added.
15710 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
15712 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
15715 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
15716 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
15718 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
15719 s390_libgcc_shift_count_mode): Functions added.
15720 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
15721 Target hooks defined.
15723 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15725 * config/mips/mips.c (compute_frame_size): Restore the original
15726 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
15727 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
15728 Document why the difference is needed.
15730 2007-07-06 Richard Guenther <rguenther@suse.de>
15732 * c-common.c (boolean_increment): Use correctly typed
15735 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15737 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
15738 the topmost argument register is not also included in the save mask.
15739 (mips16e_collect_argument_save_p): Take a pointer to the argument
15740 register, rather than a pointer to the number of arguments.
15741 (mips16e_collect_argument_saves): Only include argument saves
15742 that aren't in the register mask.
15744 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
15746 PR rtl-optimization/32450
15747 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
15748 to ensure that instructions are not moved into the prologue when
15749 profiling is on. Remove unused prologue_end variable.
15750 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
15751 as a scheduling barrier.
15753 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
15756 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
15757 Disregard DECL_FROM_INLINE.
15759 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
15761 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
15762 IORing with a constant.
15764 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
15766 PR rtl-optimization/32475
15767 * df-scan.c (df_def_record_1): Add a use of the stack pointer
15768 for every definition of the stack pointer.
15770 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
15772 * arm.c (vfp3_const_double_index): Copy signed results of
15773 REAL_VALUE_TO_INT into unsigned vars.
15775 2007-07-05 Richard Guenther <rguenther@suse.de>
15777 PR middle-end/32639
15778 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
15780 * tree-ssa.c (useless_type_conversion_p): Check canonical
15783 2007-07-05 Anatoly Sokolov <aesok@post.ru>
15785 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
15786 zero_extendhisi2): Change to define_insn_and_split.
15787 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
15789 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
15791 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
15792 pass_match_asm_constraints): New.
15793 * passes.c (init_optimization_passes): Add new pass.
15794 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
15795 * function.h (struct function): Add has_asm_statement bit.
15796 (current_function_has_asm_statement): New.
15797 * tree-pass.h (pass_match_asm_constraints): New.
15799 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
15801 * config/mips/mips.c (mips_file_start): Avoid declaration
15804 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15806 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
15808 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
15810 * rtl.def (NOTE): Change print format string to print
15811 operand 5 as a note insn name.
15813 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15814 David Ung <davidu@mips.com>
15816 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
15817 * doc/invoke.texi: (MIPS Options): Document them.
15819 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15820 David Ung <davidu@mips.com>
15822 Add support for SmartMIPS ASE.
15824 * optabs.c (expand_binop_directly): New, broken out from...
15825 (expand_binop): Here. Make it try rotating in the other
15826 direction even when the second operand isn't constant.
15827 * config/mips/mips.md (*lwxs): New.
15828 * config/mips/mips.opt (msmartmips): New.
15829 * config/mips/mips.c (mips_lwxs_address_p): New.
15830 (mips_rtx_costs): Make it recognize scaled indexed addressing.
15831 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
15832 __mips_smartmips when compiling for TARGET_SMARTMIPS.
15833 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
15834 (ISA_HAS_LWXS): New.
15835 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
15836 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
15837 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
15838 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
15839 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
15840 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
15841 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
15843 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
15845 * tree-vectorizer.c (new_loop_vec_info): Initialize
15846 LOOP_VINFO_COST_MODEL_MIN_ITERS.
15847 * tree-vectorizer.h (_loop_vec_info): Added new filed
15848 min_profitable_iters.
15849 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
15850 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
15851 * tree-vect-analyze.c (vect_analyze_operations): Set
15852 LOOP_VINFO_COST_MODEL_MIN_ITERS.
15853 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
15854 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
15855 Fix calculation of peel_iters_prologue. Move consideration of epilogue
15856 and prologue cost to after they are computed.
15857 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
15858 TARG_VEC_STMT_COST.
15859 (vect_model_simple_cost): Takes additional argument dt. Consider cost
15860 of creating vectors from scalars according to dt.
15861 (vect_model_store_cost): Likewise.
15862 (vectorizable_call): Use dt array instead of scalar dt. Call
15863 vect_model_simple_cost with additional argument dt.
15864 (vectorizable_assignment): Likewise.
15865 (vectorizable_operation): Likewise.
15866 (vectorizable_type_demotion): Likewise.
15867 (vectorizable_type_promotion): Likewise.
15868 (vectorizable_store): Use dt array instead of scalar dt. Call
15869 vect_model_store_cost with additional argument dt.
15870 (vect_do_peeling_for_loop_bound): Don't call
15871 vect_estimate_min_profitable_iters. Instead, lookup
15872 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
15873 "may not be profitable".
15875 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
15878 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
15879 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
15880 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
15881 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
15883 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
15885 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
15886 addressing modes cheaper.
15888 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
15890 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
15891 (dw_ranges_struct): Rename block_num to num. Adjust.
15892 (dw_ranges_by_label_struct): New.
15893 (ranges_by_label, ranges_by_label_allocated,
15894 ranges_by_label_in_use): New variables.
15895 (add_ranges_num): Factored most of the code out of...
15896 (add_ranges): ... this one. Rewrite in terms of the former.
15897 (add_ranges_by_labels): New.
15898 (output_ranges): Output by-label ranges.
15899 (dwarf2out_finish): Output range for multiple-section
15900 compile_unit. Output standard DW_AT_low_pc in addition to
15901 unexpected DW_AT_entry_pc.
15903 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
15905 PR tree-optimization/32604
15906 PR tree-optimization/32606
15908 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
15909 (compute_antic_safe): Removed.
15910 (ANTIC_SAFE_LOADS): Ditto.
15911 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
15912 (execute_pre): Don't call compute_antic_safe.
15913 (vuse_equiv): New function.
15914 (make_values_for_stmt): Use it
15915 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
15918 2007-07-04 Anatoly Sokolov <aesok@post.ru>
15921 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
15922 rather than a decl.
15923 (avr_attribute_table): Make "naked" attribute apply to function types
15924 rather than to decls.
15925 (avr_handle_fntype_attribute): New function.
15927 2007-07-04 Joseph Myers <joseph@codesourcery.com>
15929 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
15932 2007-07-04 David Ung <davidu@mips.com>
15933 Joseph Myers <joseph@codesourcery.com>
15935 * config/mips/mips.md (type): Add logical, signext and move.
15936 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
15937 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
15938 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
15939 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
15940 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
15941 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
15942 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
15943 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
15944 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
15945 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
15946 movv2sf_hardfloat_64bit): Use the new types.
15947 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
15948 *movdf_softfloat, *movdf_mips16): Use "multi".
15949 (extendqihi2): Replace with a define_expand.
15950 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
15951 Based on extend<SHORT:mode><GPR:mode>2 patterns.
15952 * config/mips/74k.md (r74k_int_logical): New reservation and
15954 (r74k_int_arith): Remove "slt".
15955 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
15956 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
15957 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
15958 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
15959 reservations for "arith".
15961 2007-07-04 Richard Guenther <rguenther@suse.de>
15963 * tree-ssa.c (useless_type_conversion_p): Add handling for
15964 scalar float and vector types. Only call the types_compatible_p
15965 langhook for aggregate types as last resort. Follow the
15968 2007-07-04 Richard Guenther <rguenther@suse.de>
15970 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
15971 the same as NOP_EXPR.
15973 2007-07-04 Nick Clifton <nickc@redhat.com>
15975 * target.h (struct gcc_target): Add target_help field.
15976 * target-def.h (TARGET_HELP): New.
15977 (TARGET_INITIALIZER): Use TARGET_HELP.
15978 * opts.c (command_handle_option): Invoke target_help function, if
15979 defined, when the user has specified --target-help on the command
15981 * doc/invoke.texi: Mention that --target-help might print
15982 additional information.
15983 * doc/tm.texi: Document TARGET_HELP hook.
15985 * arm.c (TARGET_HELP): Override default definition.
15986 (arm_target_help): New - display a wrapped list of cores and
15987 architectures supported.
15989 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
15991 * config/v850/v850.c (expand_prologue): Make sure
15992 GEN_INT() argument is sign extended rather than zero extended.
15993 (expand_epilogue): Likewise.
15994 (output_move_double): Delete.
15995 * config/v850/v850-protos.h (output_move_double): Delete.
15996 * config/v850/v850.md (movdi): Delete.
15997 (*movdi_internal): Delete.
15999 (*movdf_internal): Delete.
16001 2007-07-04 Richard Sandiford <richard@codesourcery.com>
16003 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
16004 unless compiling RTP PIC.
16006 2007-07-04 Richard Guenther <rguenther@suse.de>
16008 PR tree-optimization/32482
16009 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
16010 original ssa name if we didn't find a shift expression.
16011 Fix shift constant for bit zero test.
16013 2007-07-04 Richard Sandiford <richard@codesourcery.com>
16015 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
16017 2007-07-04 Richard Sandiford <richard@codesourcery.com>
16019 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
16020 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
16021 * config/arm/vxworks.h (ASM_SPEC): Delete.
16022 (SUBTARGET_EXTRA_ASM_SPEC): Define.
16024 2007-07-04 Sebastian Pop <sebpop@gmail.com>
16026 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
16027 (DDR_REVERSED_P): New.
16028 * tree-data-ref.c (initialize_data_dependence_relation,
16029 build_classic_dist_vector): Set DDR_REVERSED_P.
16031 2007-07-04 Sebastian Pop <sebpop@gmail.com>
16033 PR middle-end/32457
16034 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
16035 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
16036 init_omega_for_ddr_1): Use non conservative number of iterations
16038 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
16039 (analyze_siv_subscript): Remove FIXME and reinitialization of
16040 last_conflicts to chrec_dont_know.
16041 * testsuite/gfortran.dg/vect/pr32457.f90: New.
16043 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
16045 * tree.c (maybe_canonicalize_argtypes): Improve description.
16047 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
16049 * tree.c (maybe_canonicalize_argtypes): New.
16050 (build_function_type): Set canonical type.
16051 (build_method_type_directly): Ditto.
16052 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
16055 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16057 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
16059 (rewrite_use_nonlinear_expr): Likewise.
16061 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
16063 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
16065 2007-07-04 Ben Elliston <bje@au.ibm.com>
16067 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
16070 * c-objc-common.c (c_types_compatible_p): Fix indentation.
16072 * doc/tm.texi (Run-time Target): Capitalise "CPU".
16073 (Exception Handling): Likewise.
16075 2007-07-03 Jan Hubicka <jh@suse.cz>
16077 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
16079 2007-07-03 Eric Christopher <echristo@apple.com>
16081 * doc/cppopts.texi: Add conflicting option note to -dM.
16082 * doc/invoke.texi: Add note about possible conflicts with
16083 -E for -dCHARS and note that -dM will not produce
16084 any results if there is no machine dependent reorg.
16086 2007-07-03 Geoffrey Keating <geoffk@apple.com>
16088 * tree.h (DECL_ALIGN): Back out previous change.
16090 2007-07-03 Joseph Myers <joseph@codesourcery.com>
16092 * configure.ac: Test for .dtprelword support on MIPS.
16093 * configure, config.in: Regenerate.
16094 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
16095 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16097 2007-07-03 Julian Brown <julian@codesourcery.com>
16099 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
16100 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
16101 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
16102 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
16104 (all_fpus): Add FPUTYPE_VFP3.
16105 (fp_model_for_fpu): Add VFPv3 field.
16106 (arm_rtx_costs_1): Give cost to VFPv3 constants.
16107 (vfp3_const_double_index): New function. Return integer index of
16108 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
16110 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
16111 and argument represents a valid RTX for a VFPv3 constant.
16112 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
16114 (vfp_emit_fstmd): Similar, for fstmd.
16115 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
16116 constants, represented as integer indices.
16117 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
16118 VFP_REGNO_OK_FOR_DOUBLE macros.
16119 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
16120 (arm_file_start): Set float-abi attribute for VFPv3, and output
16121 correct ".fpu" assembler directive.
16122 (arm_dbx_register_numbering): Add FIXME.
16123 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
16124 (fputype): Add FPUTYPE_VFP3.
16125 (FIXED_REGISTERS): Add 32 registers for D16-D31.
16126 (CALL_USED_REGISTERS): Likewise.
16127 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
16128 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
16129 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
16130 (D7_VFP_REGNUM): New.
16131 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
16132 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
16133 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
16134 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
16135 (REG_ALLOC_ORDER): Adjust for VFPv3.
16136 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
16137 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
16138 VFP_LO_REGS, VFP_HI_REGS.
16139 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
16140 (IS_VFP_CLASS): Define macro.
16141 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
16143 (REGISTER_MOVE_COST): Likewise.
16144 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
16145 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
16146 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
16147 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
16148 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
16149 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
16150 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
16151 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
16152 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
16153 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
16154 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
16155 where appropriate for single-word registers.
16156 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
16157 As above. Fix type attributes.
16158 * config/arm/constraints.md (register_contraint "t"): Define.
16159 (register_constraint "w"): Change to D0-D15, or D0-D31 for
16161 (register_constraint "x"): Define.
16162 (constraint "Dv"): Define.
16164 2007-07-03 Geoffrey Keating <geoffk@apple.com>
16166 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
16168 2007-07-03 Tom Tromey <tromey@redhat.com>
16170 * c-parser.c (objc_pq_context): Removed.
16171 (objc_need_raw_identifier): Likewise.
16172 (c_parser) <objc_pq_context>: New field.
16173 <objc_need_raw_identifier>: Likewise.
16174 (OBJC_NEED_RAW_IDENTIFIER): Removed.
16175 (c_lex_one_token): Update.
16176 (c_parser_objc_protocol_definition): Update.
16177 (c_parser_objc_method_definition): Update.
16178 (c_parser_objc_methodproto): Update.
16179 (c_parser_declspecs): Update.
16181 2007-07-03 David Ung <davidu@mips.com>
16183 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
16185 2007-07-03 David Ung <davidu@mips.com>
16186 Richard Sandiford <richard@codesourcery.com>
16188 * doc/invoke.texi: Document -march=74kf3_2.
16189 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
16190 (TUNE_74K): Check for it.
16191 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
16192 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
16193 * config/mips/mips.md (cpu): Add 74kf3_2.
16194 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
16195 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
16196 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
16197 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
16198 74kf3_2 to the CPU list.
16199 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
16200 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
16201 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
16202 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
16203 (r74kf3_2_fxfer_from_c1): New insn reservations.
16205 2007-07-03 Richard Sandiford <richard@codesourcery.com>
16206 David Ung <davidu@mips.com>
16208 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
16209 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
16210 and 74k[fx]. Document aliases for the new options.
16211 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
16212 (PROCESSOR_24KF2_1): ...this.
16213 (PROCESSOR_24KX): Rename to...
16214 (PROCESSOR_24KF1_1): ...this.
16215 (PROCESSOR_74KF): Rename to...
16216 (PROCESSOR_74KF2_1): ...this.
16217 (PROCESSOR_74KX): Rename to...
16218 (PROCESSOR_74KF1_1): ...this.
16219 (TUNE_74K): Update PROCESSOR_* names.
16220 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
16221 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
16222 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
16223 (mips_rtx_cost_data): Update processor names in comments.
16224 (mips_issue_rate): Update PROCESSOR_* names.
16225 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
16226 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
16227 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
16228 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
16229 Update cpu attribute names.
16230 (r24k_fpu_iss): Rename this reservation to...
16231 (r24kf2_1_fpu_iss): ...this and update all uses.
16232 (r24kx_fpu_iss): Rename this reservation to...
16233 (r24kf1_1_fpu_iss): ...this and update all uses.
16234 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
16235 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
16236 Update cpu attribute names.
16238 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
16240 * config/m32r/constraints.md: New file.
16241 * config/m32r/m32r.c: Include tm-constrs.h.
16242 (small_data_operand): Use satisfies_constraint_* instead of macro.
16243 (addr24_operand, gen_compare): Likewise.
16244 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
16245 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
16246 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16247 EXTRA_CONSTRAINT): Likewise.
16248 * config/m32r/m32r.md: Include constraints.md.
16249 (*movsi_insn): Use satisfies_constraint_* instead of macro.
16250 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
16251 * config/m32r/predicates.md (conditional_move_operand): Likewise.
16252 (two_insn_const_operand, int8_operand, uint16_operand,
16253 reg_or_int16_operand, reg_or_uint16_operand,
16254 reg_or_cmp_int16_operand, cmp_int16_operand,
16255 seth_add3_operand): Likewise.
16257 2007-07-03 Eric Christopher <echristo@gmail.com>
16259 * libgcc2.h: Conditionally declare __bswapsi2 and
16262 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
16264 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
16267 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16270 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
16271 (__gthrw_pragma): Provide default definition.
16272 (__gthrw2): Use it.
16273 * gthr-posix.c (__gthrw_pragma): Define.
16275 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
16277 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
16278 before declaring inequality.
16280 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
16282 * combine.c (recog_for_combine): Log the success or failure of
16283 matching new insn patterns against the machine description in
16286 2007-07-03 Revital Eres <eres@il.ibm.com>
16288 * ddg.c (print_sccs): New function.
16289 (check_sccs): New function.
16290 (create_ddg_all_sccs): Use it.
16291 * ddg.h (print_sccs): Declare.
16292 * modulo-sched.c (sms_order_nodes): Call print_sccs.
16294 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
16296 * targhooks.h (default_mode_for_suffix): New function declaration.
16297 * targhooks.c (default_mode_for_suffix): New default target hook.
16298 * target.h (struct c): New structure in the targetm struct.
16299 (mode_for_suffix): New target hook as part of struct c.
16300 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
16301 default_mode_for_suffix.
16302 (TARGET_C): New define.
16303 * c-lex.c: Include "target.h".
16304 (interpret_float): Use targetm.c.mode_for_suffix to determine
16305 the mode for a given non-standard suffix.
16306 Makefile.in (c-lex.o): Depend on $(TARGET_H).
16308 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
16309 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
16311 * doc/extend.texi (Floating Types): New node. Document __float80 and
16312 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
16314 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
16317 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
16318 predicate instead of target_operand.
16319 (divsi3_i1_media, divsi3_media_2): Likewise.
16321 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
16323 * tree.h (alias_sets_might_conflict_p): Rename into
16324 alias_sets_must_conflict_p.
16325 * alias.c (alias_sets_might_conflict_p): Likewise.
16326 (alias_sets_conflict_p): Use it.
16327 (objects_must_conflict_p): Likewise.
16328 * c-common.c (strict_aliasing_warning): Adjust.
16330 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
16332 * rtlhooks.c (gen_lowpart_if_possible): Check for
16333 invalid subreg before calling gen_lowpart_SUBREG.
16335 2007-07-02 Geoffrey Keating <geoffk@apple.com>
16337 * config/darwin9.h: Add copyright notice.
16338 (LINK_COMMAND_SPEC): Add comment.
16339 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
16340 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
16341 DARWIN_LIBSYSTEM_HAS_UNWIND.
16343 2007-07-02 Jakub Jelinek <jakub@redhat.com>
16346 * omp-low.c (check_combined_parallel): New function.
16347 (lower_omp_parallel): Call it via walk_stmts, set
16348 OMP_PARALLEL_COMBINED if appropriate.
16349 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
16350 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
16351 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
16352 don't consider it as combined parallel.
16354 2007-07-02 Richard Sandiford <richard@codesourcery.com>
16356 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
16357 (gcc_tooldir): Likewise.
16358 * configure: Regenerate.
16359 * Makefile.in (libsubdir_to_prefix): New variable, based on the
16360 old configure.ac gcc_tooldir setting.
16361 (prefix_to_exec_prefix): New variable.
16362 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
16363 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
16365 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
16367 Fix PR tree-optimization/32583
16368 Fix PR tree-optimization/32584
16369 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
16370 (phi_translate_set): Use phi_translate directly now.
16371 (make_values_for_stmt): Don't value number RHS if we already know
16374 2007-07-02 Steve Ellcey <sje@cup.hp.com>
16375 Jim Wilson <wilson@specifix.com>
16378 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
16381 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
16382 Richard Sandiford <richard@codesourcery.com>
16383 Nigel Stephens <nigel@mips.com>
16385 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
16386 (mips16e_output_save_restore): Declare.
16387 (mips16e_save_restore_pattern_p): Likewise.
16388 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
16389 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
16390 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
16391 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
16392 (BITSET_P): New global macro, extracted from...
16393 (mips_for_each_saved_reg): ...here.
16394 (mips16e_save_restore_info): New struct.
16395 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
16396 (mips16e_save_restore_regs): New variable.
16397 (mips_split_plus, mips16e_find_first_register): New functions.
16398 (mips16e_mask_registers): New function.
16399 (compute_frame_size): Expand the commentary before the function.
16400 Enforce the MIPS16e save and restore register range restrictions.
16401 Pad the general register save area at the low end.
16402 (mips16e_save_restore_reg, mips16e_build_save_restore)
16403 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
16404 (mips16e_output_save_restore, mips16e_collect_propagate_value)
16405 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
16407 (mips_expand_prologue, mips_expand_epilogue): Handle
16408 GENERATE_MIPS16E_SAVE_RESTORE.
16409 * config/mips/mips.md (*mips16e_save_restore): New pattern.
16411 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
16413 PR tree-optimization/31966
16414 PR tree-optimization/32533
16415 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
16416 "basic_block" description as its third argument. Update function
16417 calls to get destination bb from "edge" argument. Save "cond" into
16418 aux field of the edge. Update prototype for changed arguments.
16419 (if_convertible_loop_p): Clear aux field of incoming edges if bb
16421 (find_phi_replacement_condition): Operate on incoming edges, not
16422 on predecessor blocks. If there is a condition saved in the
16423 incoming edge aux field, AND it with incoming bb predicate.
16424 Return source bb of the first edge.
16425 (clean_predicate_lists): Clean aux field of outgoing node edges.
16426 (tree_if_conversion): Do not initialize cond variable. Move
16427 variable declaration into the loop.
16428 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
16429 initializations of new_stmt, arg0 and arg1 variables.
16431 2007-07-02 Jakub Jelinek <jakub@redhat.com>
16433 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
16434 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
16436 2007-07-02 Richard Guenther <rguenther@suse.de>
16438 * tree-ssa.c (useless_type_conversion_p): Document
16439 future intent as defining the middle-end type system.
16440 Re-structure to call langhook last, group by type class,
16441 mark questionable parts.
16443 2007-07-02 Richard Guenther <rguenther@suse.de>
16445 * tree-flow.h (types_compatible_p): Declare.
16446 * tree-ssa.c (types_compatible_p): New function.
16447 * ipa-type-escape.c (discover_unique_type): Use
16448 types_compatible_p instead of lang_hooks.types_compatible_p.
16449 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
16450 * tree-vn.c (expressions_equal_p): Likewise.
16451 * tree.c (fields_compatible_p): Likewise.
16452 * tree-ssa-dom.c (avail_expr_eq): Likewise.
16453 (cprop_operand): Use useless_type_conversion_p instead of
16454 lang_hooks.types_compatible_p.
16455 * tree-inline.c (setup_one_parameter): Likewise.
16456 (declare_return_variable): Likewise.
16457 * tree-nrv.c (tree_nrv): Likewise.
16458 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
16459 (maybe_fold_offset_to_component_ref): Likewise.
16460 (maybe_fold_offset_to_reference): Likewise.
16461 * tree-ssa-copy.c (may_propagate_copy): Likewise.
16462 (merge_alias_info): Likewise.
16463 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
16464 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
16465 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
16466 * tree-tailcall.c (find_tail_calls): Likewise.
16467 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
16468 * gimplify.c (canonicalize_addr_expr): Likewise.
16469 (fold_indirect_ref_rhs): Likewise.
16470 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
16471 (cpt_same_type): Likewise.
16472 (check_pointer_types_r): Swap parameters to cpt_same_type
16474 * fold-const.c (fold_convert): Revert fix for PR15988.
16475 * tree-inline.c (setup_one_parameter): Instead fix it here by
16476 using fold_build1 instead of fold_convert and checking for
16477 error_mark_node. Convert only if the conversion is necessary.
16479 2007-07-02 Joseph Myers <joseph@codesourcery.com>
16481 * configure.ac: Check for .gnu_attribute on Power.
16482 * configure: Regenerate.
16483 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
16484 attribute for floating-point ABI.
16486 2007-07-02 Ira Rosen <irar@il.ibm.com>
16488 PR tree-optimization/32230
16489 PR tree-optimization/32477
16490 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
16491 address is a constant.
16493 2007-07-02 Richard Sandiford <richard@codesourcery.com>
16495 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
16496 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
16497 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
16498 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
16499 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
16500 64-bit targets. Add support for *-elfoabi*.
16501 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
16502 different settings if $(tm_defines) does not select the EABI.
16503 (MULTILIB_EXCLUSIONS): Define in those circumstances.
16504 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
16505 (MIPS_ARCH_OPTION_SPEC): Likewise.
16506 (MIPS_ISA_LEVEL_SPEC): Likewise.
16507 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
16508 * config/mips/elfoabi.h: New file.
16510 2007-07-02 Richard Guenther <rguenther@suse.de>
16512 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
16513 (useless_type_conversion_p): ... this.
16514 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
16515 (useless_type_conversion_p): ... this.
16516 * builtins.c (fold_builtin_memory_op): Rename
16517 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
16518 * tree-cfg.c (verify_expr): Likewise.
16519 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
16520 * tree-ssa-ccp.c (ccp_fold): Likewise.
16521 * tree-ssa-copy.c (may_propagate_copy): Likewise.
16522 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
16523 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
16524 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
16525 * tree-ssa-pre.c (eliminate): Likewise.
16526 * tree-ssa.c (delete_tree_ssa): Likewise.
16527 (tree_ssa_useless_type_conversion): Likewise.
16528 * tree.c (build2_stat): Likewise.
16530 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
16532 Fix PR tree-optimization/32571
16533 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
16536 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
16538 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
16539 and other expected operations explicitly, change default to
16542 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
16544 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
16546 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
16547 (tls_load_dot_plus_eight): Move the label number into the unspec.
16548 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
16550 2007-07-01 Andreas Schwab <schwab@suse.de>
16552 * dwarf2out.c (initial_return_save): Define only if used.
16554 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
16556 Unreverting Richard's Revert of:
16558 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16560 * dce.c (deletable_insn_p_1): New function, split out from...
16561 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16562 specially, not those inside PARALLELs. Remove BODY argument
16563 and adjust recursive call accordingly.
16564 (prescan_insns_for_dce): Update call to delete_insn_p.
16566 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
16567 Revital Eres <eres@il.ibm.com>
16569 * ddg.c (create_ddg_all_sccs): Fix missed
16570 initialization of scc_nodes.
16572 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
16574 PR middle-end/32559
16575 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
16576 X + ~X to 1 only for INTEGRAL_TYPE_P type.
16578 2007-06-30 Joseph Myers <joseph@codesourcery.com>
16580 * configure.ac: Check for .gnu_attribute on MIPS.
16581 * configure, config.in: Regenerate.
16582 * config/mips/mips.c (mips_file_start): If supported, output
16583 attribute for floating-point ABI.
16585 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
16588 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
16589 (ffs_cmove): New expander to expand using ctz pattern.
16590 (*ffs_cmove): Remove pattern.
16591 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
16592 (ffsdi2): Expand using ctz pattern.
16593 (*ffs_rex64): Remove pattern.
16595 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16597 PR rtl-optimization/32296
16598 * pa.md (return): Delete pattern.
16599 (return_internal): Remove "(const_int 1)" from pattern.
16600 (epilogue): Use return_internal pattern for trivial returns.
16601 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
16602 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
16604 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
16606 * tree-ssa-pre.c (is_exception_related): New function
16607 (can_value_number_operation): Use it.
16609 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
16611 Fix PR tree-optimization/32540
16612 Fix PR tree-optimization/31651
16614 * tree-ssa-sccvn.c: New file.
16616 * tree-ssa-sccvn.h: Ditto.
16618 * tree-vn.c: Include tree-ssa-sccvn.h
16619 (val_expr_paid_d): Removed.
16620 (value_table): Ditto.
16621 (vn_compute): Ditto.
16622 (val_expr_pair_hash): Ditto.
16623 (val_expr_pair_expr_eq): Ditto.
16624 (copy_vuses_from_stmt): Ditto.
16625 (vn_delete): Ditto.
16627 (shared_vuses_from_stmt): Ditto.
16628 (print_creation_to_file): Moved up.
16629 (sort_vuses): Ditto.
16630 (sort_vuses_heap): Ditto.
16631 (set_value_handle): Make non-static.
16632 (make_value_handle): Ditto.
16633 (vn_add): Rewritten to use sccvn lookups.
16634 (vn_add_with_vuses): Ditto.
16635 (vn_lookup): Ditto (and second argument removed).
16636 (vn_lookup_with_vuses): Ditto.
16637 (vn_lookup_or_add): Ditto (and second argument removed);
16638 (vn_lookup_or_add_with_vuses): Ditto.
16639 (vn_lookup_with_stmt): New.
16640 (vn_lookup_or_add_with_stmt): Ditto.
16641 (create_value_handle_for_expr): Ditto.
16643 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
16644 (seen_during_translate): New function.
16645 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
16646 (phi_trans_add): Ditto.
16647 (constant_expr_p): FIELD_DECL is always constant.
16648 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
16649 Use constant_expr_p.
16650 Avoid infinite recursion on mutually valued expressions.
16651 Change callers of vn_lookup_or_add.
16652 (phi_translate): New function.
16653 (compute_antic_safe): Allow phi nodes.
16654 (create_component_ref_by_pieces): Update for FIELD_DECL change.
16655 (find_or_generate_expression): Rewrite slightly.
16656 (create_expression_by_pieces): Updated for vn_lookup_or_add
16658 Update VN_INFO for new names.
16659 (insert_into_preds_of_block): Update for new names.
16660 (add_to_exp_gen): New function.
16661 (add_to_sets): Use vn_lookup_or_add_with_stmt.
16662 (find_existing_value_expr): Rewrite to changed vn_lookup.
16663 (create_value_expr_from): Ditto, and use add_to_exp_gen.
16664 (try_look_through_load): Removed.
16665 (try_combine_conversion): Ditto.
16666 (get_sccvn_value): New function.
16667 (make_values_for_phi): Ditto.
16668 (make_values_for_stmt): Ditto.
16669 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
16671 (init_pre): Update for SCCVN changes.
16673 (execute_pre): Ditto.
16675 * tree-flow.h (make_value_handle): Declare.
16676 (set_value_handle): Ditto.
16677 (sort_vuses_heap): Ditto.
16678 (vn_lookup_or_add_with_stmt): Ditto.
16679 (vn_lookup_with_stmt): Ditto.
16680 (vn_compute): Remove.
16682 (vn_delete): Ditto.
16683 (vn_lookup): Update arguments.
16685 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
16686 (tree-vn.o): Ditto.
16687 (tree-ssa-sccvn.o): New.
16688 (OBJS-common): Add tree-ssa-sccvn.o
16690 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16693 * c-typeck.c (build_external_ref): Don't mark as used if called
16695 * calls.c (rtx_for_function_call): Likewise.
16697 2007-06-30 Richard Sandiford <richard@codesourcery.com>
16701 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16703 * dce.c (deletable_insn_p_1): New function, split out from...
16704 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16705 specially, not those inside PARALLELs. Remove BODY argument
16706 and adjust recursive call accordingly.
16707 (prescan_insns_for_dce): Update call to delete_insn_p.
16709 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
16711 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
16712 (try_combine): Move potential calls to undo_all() so they happen
16713 before we commit to using the combined insns.
16715 2007-06-30 Jan Hubicka <jh@suse.cz>
16717 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
16720 2007-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
16722 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
16723 (cgraph_remove_unreachable_nodes): Likewise.
16724 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
16725 * ipa-inline.c (update_caller_keys): Cast according to the coding
16727 (cgraph_decide_recursive_inlining): Likewise.
16728 (cgraph_decide_inlining_of_small_function): Likewise.
16729 (try_inline): Likewise.
16730 (cgraph_decide_inlining_incrementally): Likewise.
16731 * ipa-pure-const.c (get_function_state): Likewise.
16732 (scan_function): Likewise.
16733 (analyze_function): Likewise.
16734 (static_execute): Likewise.
16735 * ipa-reference.c (scan_for_static_refs): Likewise.
16736 (merge_callee_local_info): Likewise.
16737 (analyze_function): Use type safe memory macros.
16738 (static_execute): Likewise. Cast according to the coding conventions.
16739 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
16741 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
16743 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
16744 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
16747 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
16749 PR middle-end/30024
16750 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
16751 for complex modes (both int and real).
16753 2007-06-29 Jan Hubicka <jh@suse.cz>
16755 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
16757 2007-06-29 Jan Hubicka <jh@suse.cz>
16759 PR middle-end/32372
16760 * cse.c (cse_insn): Avoid invalid sharing in between register note and
16763 2007-06-29 Anatoly Sokolov <aesok@post.ru>
16766 * config/avr/avr.c: Include dataflow header file.
16767 (expand_prologue): Adjust for prologue insn change.
16768 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
16771 2007-06-29 Richard Guenther <rguenther@suse.de>
16773 PR middle-end/32493
16774 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
16775 during type verification.
16777 2007-06-29 Jan Hubicka <jh@suse.cz>
16779 * recog.c (validate_change_rtx_1): Unshare TO argument.
16781 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
16783 PR tree-optimization/24659
16784 * tree-vect-transform.c (vectorizable_call): Handle
16785 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
16787 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
16788 * config/i386/i386.c (enum ix86_builtins)
16789 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
16790 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
16792 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
16793 const using def_builtin_const.
16794 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
16795 input operands in the same modes as the result.
16796 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
16798 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
16800 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
16801 (df_set_dead_notes_for_mw): Likewise.
16803 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
16805 * c-common.c (pointer_int_sum): Do the negation in sizetype.
16807 2007-06-28 DJ Delorie <dj@redhat.com>
16809 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
16811 2007-06-28 Geoffrey Keating <geoffk@apple.com>
16813 * doc/invoke.texi (C++ Dialect Options): Document
16814 fvisibility-ms-compat.
16815 * c.opt (fvisibility-ms-compat): New.
16817 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16820 * tree-affine.c (aff_combination_add_elt): Handle
16821 pointer addition specially.
16823 2007-06-28 Jakub Jelinek <jakub@redhat.com>
16825 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
16826 decl is non-external for AIX ABI.
16828 2007-06-28 David Edelsohn <edelsohn@gnu.org>
16830 * config/rs6000/predicates.md (current_file_function_operand):
16831 Ensure the symbol is non-external for AIX ABI.
16833 2007-06-28 Nick Clifton <nickc@redhat.com>
16835 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
16836 (fdce, fdse, fpredictive-commoning): Likewise.
16838 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16841 * gcc.c (process_command): Recognize the new -static-libgfortran
16844 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
16847 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
16848 Use a call clobbered hard reg instead of a pseudo reg.
16850 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
16852 * config/sh/sh.md (load_gbr): Use correct operand constraint.
16854 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
16857 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
16858 REG_LIBCALL and REG_RETVAL notes.
16859 (divsi3, mulsi3): Likewise.
16860 (mulhisi3): Likewise. Use emit_libcall_block.
16861 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
16863 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
16865 PR rtl-optimization/32481
16866 * combine.c (adjust_for_new_dest): Rescan the changed insn.
16868 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16870 * dce.c (deletable_insn_p_1): New function, split out from...
16871 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16872 specially, not those inside PARALLELs. Remove BODY argument
16873 and adjust recursive call accordingly.
16874 (prescan_insns_for_dce): Update call to delete_insn_p.
16876 2007-06-27 Richard Guenther <rguenther@suse.de>
16878 PR middle-end/32492
16879 * tree.h (fold_convertible_p): Declare.
16880 * fold-const.c (fold_convertible_p): New function.
16881 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
16882 instead of lang_hooks.types_compatible_p.
16884 2007-06-26 Jan Hubicka <jh@suse.cz>
16886 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
16887 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
16888 early use validate_unshare_change.
16889 (reload_combine): Likewise.
16890 * recog.c (change_t): New field unshare.
16891 (validate_change_1): Rename from validate_change; add argument unshare.
16892 (validate_change): Turn into wrapper of validate_change_1; update
16893 prototype for bools.
16894 (validate_unshare_change): New.
16895 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
16896 calls of df_insn_rescan.
16897 * recog.h (validate_change): Replace ints by bools.
16898 (validate_unshare_change): Declare.
16900 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
16902 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
16904 2007-06-26 Steve Ellcey <sje@cup.hp.com>
16906 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
16908 2007-06-25 Jan Hubicka <jh@suse.cz>
16910 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
16912 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
16913 cgraph_decide_inlining_incrementally): Move uninlinability checks to
16914 places other call site specific checks are performed.
16916 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16919 * tree-vect-transform.c (vectorizable_operation): Convert
16920 POINTER_PLUS_EXPR over to PLUS_EXPR.
16922 2007-06-25 Chao-ying Fu <fu@mips.com>
16924 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
16925 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
16926 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
16927 Document GET_MODE_IBIT, and GET_MODE_FBIT.
16929 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
16930 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16931 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
16932 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
16933 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
16934 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
16935 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
16936 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
16937 ALL_FIXED_POINT_MODE_P): New define.
16938 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16940 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
16942 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
16943 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
16944 MODE_VECTOR_UACCUM): New mode classes.
16946 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
16947 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
16948 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
16951 * genmodes.c (struct mode_data): Add ibit and fbit fields.
16952 (blank_mode): Initialize ibit and fbit.
16953 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
16954 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16956 (new_adjust): Change required_class to required_class_from and
16957 required_class_to for testing within a range.
16958 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16959 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
16960 MODE_VECTOR_UACCUM.
16961 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
16962 (make_fixed_point_mode): New.
16963 (_ADD_ADJUST): Change C to C1 and C2.
16964 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
16965 use a range for machine classes.
16966 (ADJUST_IBIT, ADJUST_FBIT): New.
16967 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
16969 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
16970 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16971 Emit adjustment for ibit and fbit.
16972 (emit_mode_ibit, emit_mode_fbit): New.
16973 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
16975 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
16977 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
16978 as the source of the set.
16980 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
16982 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
16983 FP_REGNO_P): Use IN_RANGE.
16984 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
16985 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
16986 (DATA_REG_P): Use DATA_REGNO_P.
16987 (FP_REG_P): Use FP_REGNO_P.
16988 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
16989 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
16990 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
16992 2007-06-24 Jan Hubicka <jh@suse.cz>
16994 PR middle-end/30563
16995 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
16997 2007-06-24 Sebastian Pop <sebpop@gmail.com>
16999 PR middle-end/32461
17000 * fold-const.c (fold_binary): Strip nops of operand 0
17001 of BIT_NOT_EXPR before calling operand_equal_p.
17002 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
17003 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
17005 2007-06-23 Mark Mitchell <mark@codesourcery.com>
17007 * doc/extend.texi: Document that dllimport and dllexport imply
17008 default visibility.
17009 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
17010 imported or exported declaration, including type declarations.
17011 * c-common.c (handle_visibility_attribute): Check for conflicts
17012 with dllimport/dllexport.
17013 (c_determine_visibility): Handle dllimport/dllexport as an
17014 explicit visibility atttribute.
17016 2007-06-23 Richard Guenther <rguenther@suse.de>
17018 PR tree-optimization/16876
17019 PR middle-end/29478
17020 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
17022 * tree-inline.c (initialize_inlined_parameters): Do not call
17023 lang_hooks.tree_inlining.convert_parm_for_inlining.
17024 * cgraphbuild.c (initialize_inline_failed): Set inline failed
17025 reason for mismatched types.
17026 * gimplify.c (gimplify_call_expr): Verify the call expression
17027 arguments match the called function type signature. Otherwise
17028 mark the call expression to be not considered for inlining
17029 using CALL_CANNOT_INLINE_P flag.
17030 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
17031 edges call expression.
17032 (cgraph_decide_inlining_of_small_function): Likewise.
17033 (cgraph_decide_inlining): Likewise.
17034 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
17036 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
17037 * c-typeck.c (c_convert_parm_for_inlining): Remove.
17038 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
17039 Remove declaration.
17040 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
17041 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
17043 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
17044 convert_parm_for_inlining member.
17046 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
17049 * arm.md (negscc): Match the correct operand for optimized LT0 test.
17050 Remove optimization for GT.
17052 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
17054 PR middle-end/32437
17055 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
17057 (prescan_insns_for_dce): Add extra parameter.
17059 2007-06-23 Jan Hubicka <jh@suse.cz>
17061 PR middle-end/31541
17062 * gimplify.c (mark_addressable): New function.
17063 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
17065 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
17067 PR middle-end/32374
17068 * expr.c (store_constructor): Do not clobber non-zeroed memory.
17070 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
17073 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
17074 moves between MMX/SSE registers to at least 8 units to prevent
17075 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
17077 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
17079 * config/i386/i386.c (override_options): Correct x86_sahf
17082 2007-06-21 David Daney <ddaney@avtrex.com>
17085 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
17086 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
17087 (exception_receiver): Renamed to ...
17088 (nonlocal_goto_receiver): ... this.
17090 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
17092 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
17093 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
17094 partial register accesses.
17096 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
17098 * fold-const.c (debug_fold_checksum): Move it under
17099 ENABLE_FOLD_CHECKING.
17101 2007-06-21 Sebastian Pop <sebpop@gmail.com>
17103 PR middle-end/20623
17104 * tree.h (debug_fold_checksum): Declared.
17105 * fold-const.c (build_fold_addr_expr_with_type_1): New.
17106 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
17107 build_fold_addr_expr_with_type_1.
17108 (fold_addr_expr, debug_fold_checksum): New.
17109 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
17110 (fold_unary, fold_comparison, split_address_to_core_and_offset):
17111 Use fold_addr_expr.
17113 2007-06-21 Sebastian Pop <sebpop@gmail.com>
17115 PR tree-optimization/19590
17116 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
17117 of scev is a constant.
17119 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
17121 * df-problems.c (df_note_bb_compute): Made computation of live
17122 info consistent with df_lr.
17124 2007-06-21 Richard Guenther <rguenther@suse.de>
17126 PR tree-optimization/32453
17127 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
17128 for pointer anti-range.
17130 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
17132 * config/i386/i386.c (processor_target_table): Increase maximum
17133 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
17136 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
17137 byte alignment if > 8 byte alignment is preferred.
17138 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
17140 2007-06-21 Jakub Jelinek <jakub@redhat.com>
17142 PR tree-optimization/31866
17143 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
17144 if ASM_EXPR's input is not a SSA_NAME.
17146 PR middle-end/32362
17147 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
17148 but decl is a global var, instead return decl.
17149 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
17150 even for is_global_var decls, if they are private in some outer
17153 2007-06-21 Richard Guenther <rguenther@suse.de>
17155 PR tree-optimization/32451
17156 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
17158 2007-06-21 Christian Bruel <christian.bruel@st.com>
17160 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
17161 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
17162 (push_regs): Changed saving order or banked registers.
17163 (sh_expand_epilogue): Likewise.
17164 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
17165 (FIRST_BANKED_REG): Likewise.
17166 (LAST_BANKED_REG): Likewise.
17167 * config/sh/sh.md (banked) New attribute.
17168 (in_delay_slot): Check banked attribute.
17170 2007-06-20 Sebastian Pop <sebpop@gmail.com>
17172 PR tree-optimization/32075
17173 * tree-data-ref.c (subscript_dependence_tester_1,
17174 analyze_miv_subscript, analyze_overlapping_iterations,
17175 add_distance_for_zero_overlaps, build_classic_dist_vector,
17176 subscript_dependence_tester_1, analyze_overlapping_iterations,
17177 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
17178 compute_affine_dependence, compute_all_dependences): Pass loop_nest
17179 to evolution_function_is_affine_multivariate_p.
17181 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
17183 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
17185 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
17188 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
17190 * config/m32c/prologue.md (epilogue_exitd_16): New.
17191 (epilogue_reit_16): New.
17192 (epilogue_exitd): Rename to epilogue_exitd_24.
17193 (epilogue_reit): Rename to epilogue_reit_24.
17195 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
17196 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17198 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
17200 * haifa-sched.c (queue_to_ready): Don't requeue next insn
17201 if dbg_cnt (sched_insn) reaches the limit.
17202 (choose_ready): New parameter INSN_PTR and new return value.
17203 (schedule_block): Handle dbg_cnt (sched_insn). Handle
17204 the new return value from choose_ready.
17205 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
17206 (rest_of_handle_global_alloc): New global_alloc_at_func.
17208 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
17210 PR tree-optimization/25737
17211 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
17212 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
17213 * tree-flow.h (struct fieldoff): Add new field alias_set.
17214 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
17215 argument addressable_type. Set alias_set of fieldoff.
17216 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
17217 (create_overlap_variables_for): Pass alias_set from fieldoff to
17219 * alias.c (get_alias_set): Use alias_set from SFT if set.
17221 2007-06-20 Hui-May Chang <hm.chang@apple.com>
17223 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
17224 of a variable as an unsigned HOST_WIDE_INT integer.
17226 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
17228 PR rtl-optimization/32405
17229 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
17231 2007-06-20 Jakub Jelinek <jakub@redhat.com>
17233 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
17235 PR middle-end/31959
17236 * builtins.c: Include diagnostic.h.
17237 (expand_builtin_expect): Make gcc_assert more permissive.
17238 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
17240 PR inline-asm/32109
17241 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
17244 PR middle-end/32285
17245 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
17246 if ACCUMULATE_OUTGOING_ARGS.
17248 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
17250 * config/m68hc11/m68hc11.c: Include dataflow header file.
17251 (m68hc11_reorg): Port to dataflow.
17253 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
17255 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
17256 (struct df_problem.free_blocks_on_set_blocks): New field.
17257 (struct dataflow.optional_p): New field.
17258 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
17259 (df_live_set_all_dirty): New function.
17260 * df-scan.c (df_scan_alloc): Initialize optional_p.
17261 (problem_SCAN): Initialize free_blocks_on_set_blocks.
17262 * df-core.c (df_set_blocks): Removed use of
17263 DF_FIRST_OPTIONAL_PROBLEM. Now uses
17264 df_problem.free_blocks_on_set_blocks to determine which blocks are
17266 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
17267 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
17268 uses dataflow.optional_p to determine if problem should be
17270 (rest_of_handle_df_initialize): Only start live problem if
17272 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
17273 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
17274 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
17275 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
17276 problem_NOTE): Initialize free_blocks_on_set_blocks.
17277 (df_lr_bb_local_compute): Recompute luids if df_live problem is
17279 (df_live_set_all_dirty, df_note_alloc): New function.
17280 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
17282 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
17283 * postreload.c (reload_combine): Ditto.
17284 * cse.c (cse_extended_basic_block): Ditto.
17285 * regmove.c (mark_flags_life_zones): Ditto.
17286 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
17287 erase_matching_seqs): Ditto.
17288 * bt-load.c (compute_defs_uses_and_gen): Ditto.
17289 * integrate (allocate_initial_values): Ditto.
17290 * combine.c (reg_dead_at_p): Ditto.
17291 * resource.c (mark_target_live_regs): Ditto.
17292 * sched-rgn.c (check_live_1, update_live_1): Ditto.
17293 * config/sh/sh.c (find_r0_life_regions): Ditto.
17294 * global.c (rest_of_handle_global_alloc): Only add back df_live
17296 * local-alloc.c (rest_of_handle_local_alloc): Only remove
17297 df_live for -O > 1.
17298 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
17300 (if_convert): Make sure df_live is there at -O == 1.
17301 (pass_if_after_combine): Cleanup flags.
17302 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
17303 is there at -O == 1.
17305 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
17307 * config/arm/arm.c (arm_get_frame_offsets): Set
17308 offsets->locals_base to avoid negative stack size.
17309 (thumb1_expand_prologue): Assert on negative stack size.
17311 2007-06-19 Sebastian Pop <sebpop@gmail.com>
17313 PR tree-optimization/32367
17314 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
17315 of the chrec has no evolution in that loop.
17316 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
17318 2007-06-19 Bob Wilson <bob.wilson@acm.org>
17320 * config/xtensa/xtensa.c: Include "df.h".
17321 (xtensa_builtin_saveregs): Use adjust_address instead of
17323 (xtensa_va_start): Invoke make_tree with sizetype for
17324 expand_builtin_saveregs and then convert the result to a pointer.
17325 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
17326 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
17327 Subtract argument size from index value as integers and then use
17328 POINTER_PLUS_EXPR to add the result to the array address.
17330 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
17333 * config/m32c/m32c.c: Include dataflow header file.
17334 (m32c_emit_prologue): Adjust for prologue insn change.
17335 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
17336 once inside a PARALLEL. Assume frame size passed in operand 0
17337 includes space to save the fb register.
17338 (prologue_enter_24): Likewise.
17339 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
17341 2007-06-19 David Daney <ddaney@avtrex.com
17344 * config/mips/mips.md (cprestore): Mark $gp as used.
17346 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
17349 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
17350 (frv_ifcvt_modify_insn): Likewise.
17352 2007-06-19 Richard Guenther <rguenther@suse.de>
17354 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
17355 only handle positive offsets that fit in a HOST_WIDE_INT.
17357 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
17359 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
17360 result of rsqrt insn for zero input argument to avoid NaN.
17362 2007-06-19 Richard Guenther <rguenther@suse.de>
17364 PR middle-end/31950
17365 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
17367 2007-06-19 Jakub Jelinek <jakub@redhat.com>
17369 PR tree-optimization/32353
17370 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
17372 2007-06-19 Nick Clifton <nickc@redhat.com>
17374 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
17376 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
17379 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
17380 * config/i386/i386.c (assign_386_stack_local): Assert that
17381 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
17382 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
17383 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
17384 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
17386 2007-06-18 Steve Ellcey <sje@cup.hp.com>
17388 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
17390 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
17392 PR rtl-optimization/32321
17393 * gcse.c (replace_store_insn): Update the note before
17394 calling emit_insn_after.
17396 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
17398 PR middle-end/32355
17399 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
17401 * df-problems.c (df_note_bb_compute): Fix dumping info.
17403 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
17405 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
17406 insn with emit_jump_insn.
17408 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
17410 PR tree-optimization/32383
17411 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
17412 * targhooks.h (default_builtin_reciprocal): Update prototype.
17413 * target.h (struct gcc_target): Update builtin_reciprocal.
17414 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
17415 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
17416 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
17417 when fndecl is in BUILT_IN_MD class.
17418 (execute_convert_to_rsqrt): Ditto.
17420 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
17421 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
17422 Convert BUILT_IN_SQRTF code only when md_fn is false.
17424 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
17426 * bt-load.c (move_btr_def): Fix the order of arguments
17427 to validate_replace_rtx.
17429 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
17431 * config/m68k/m68k-devices.def: Add 54450..54455.
17433 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
17435 PR rtl-optimization/32366
17436 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
17437 FLOAT_EXTEND]: Prevent non-scalar modes from entering
17440 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
17442 PR middle-end/32349
17443 * modulo-sched (generate_reg_moves): Added rescan parameter and if
17444 this is true, rescan insn being modified.
17445 (sms_schedule): Added rescan parameter.
17446 (rest_of_handle_sms): Moved freeing of dominance info to before
17447 getting out of cfg_layout.
17449 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
17451 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
17452 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
17455 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
17456 FL_CF_EMAC from the entry for isac.
17458 * config/m68k/predicates.md (const_call_operand): Adjust comment.
17459 (const_sibcall_operand): New.
17460 (sibcall_operand): Use it.
17461 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
17462 (m68k_isas): ISAC does not imply FPU or EMAC.
17463 (override_options): Add ISA_C logic for symbolic jump & call.
17465 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
17467 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
17468 return mode from the builtin itself.
17469 (sparc_fold_builtin): Fix cast of zero constant.
17471 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
17473 * targhooks.c (default_builtin_reciprocal): New default target hook.
17474 * targhooks.h (default_builtin_reciprocal): Add prototype.
17475 * hooks.c (hook_tree_tree_bool_null): Remove hook.
17476 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
17477 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
17478 default_builtin_reciprocal.
17480 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
17482 PR middle-end/31723
17483 * hooks.c (hook_tree_tree_bool_null): New hook.
17484 * hooks.h (hook_tree_tree_bool_null): Add prototype.
17485 * tree-pass.h (pass_convert_to_rsqrt): Declare.
17486 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
17487 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
17488 and convert it to reciprocal a*rfunc(b).
17489 (execute_convert_to_rsqrt): New function.
17490 (gate_convert_to_rsqrt): New function.
17491 (pass_convert_to_rsqrt): New pass definition.
17492 * target.h (struct gcc_target): Add builtin_reciprocal.
17493 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
17494 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
17495 TARGET_BUILTIN_RECIPROCAL.
17496 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
17498 * config/i386/i386.h (TARGET_RECIP): New define.
17499 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
17500 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17501 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17502 and not optimizing for size.
17503 (*rcpsf2_sse): New insn pattern.
17504 (*rsqrtsf2_sse): Ditto.
17505 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
17506 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17507 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17508 and not optimizing for size.
17509 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
17510 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17511 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17512 and not optimizing for size.
17513 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
17514 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17515 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17516 and not optimizing for size.
17517 (*sse_rsqrtv4sf2): Do not export.
17518 (sqrtv4sf2): Ditto.
17519 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
17520 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17521 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17522 and not optimizing for size.
17523 (sqrtv4sf2): Ditto.
17524 * config/i386/i386.opt (mrecip): New option.
17525 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
17526 (ix86_emit_swsqrtsf): Ditto.
17527 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
17528 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
17529 builtin definition.
17530 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
17531 ix86_expand_unop1_builtin.
17532 (ix86_emit_swdivsf): New function.
17533 (ix86_emit_swsqrtsf): Ditto.
17534 (ix86_builtin_reciprocal): New function.
17535 (TARGET_BUILTIN_RECIPROCAL): Use it.
17536 (ix86_vectorize_builtin_conversion): Rename from
17537 ix86_builtin_conversion.
17538 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
17539 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
17540 "i386 and x86_64 Options" section.
17541 (Intel 386 and AMD x86_64 Options): Document -mrecip.
17543 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17544 Zdenek Dvorak <dvorakz@suse.cz>
17545 Richard Guenther <rguenther@suse.de>
17546 Kaz Kojima <kkojima@gcc.gnu.org>
17548 * tree-vrp.c (compare_values_warnv): Convert val2 to
17550 (extract_range_from_assert): Create
17551 POINTER_PLUS_EXPR for pointer types.
17552 (extract_range_from_binary_expr): Handle
17553 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
17555 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
17556 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
17557 POINTER_PLUS_EXPR as PLUS_EXPR.
17558 (number_of_iterations_lt_to_ne):
17559 For pointer types, use sizetype when
17560 creating MINUS_EXPR/PLUS_EXPRs.
17561 (assert_loop_rolls_lt): For pointer types, use sizetype when
17562 creating MINUS_EXPR/PLUS_EXPRs.
17563 (number_of_iterations_le): Likewise.
17564 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
17565 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
17566 like PLUS_EXPR and MINUS_EXPR.
17567 * tree-pretty-print.c (dump_generic_node): Handle
17569 (op_prio): Likewise.
17570 (op_symbol_1): Likewise.
17571 * optabs.c (optab_for_tree_code): Likewise.
17572 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
17574 * tree-tailcall.c (process_assignment): Mention
17575 POINTER_PLUS_EXPR in a TODO comment.
17576 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
17577 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
17578 not used with a pointer and an integer type.
17579 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
17580 increment using chrec_convert_rhs instead of chrec_convert.
17581 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
17582 PLUS_EXPR except for the right hand side's type will be
17584 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
17585 (fold_used_pointer_cast): Kill.
17586 (pointer_offset_p): Kill.
17587 (fold_used_pointer): Kill.
17588 (pointer_used_p): Kill.
17589 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
17590 call fold_used_pointer.
17591 (instantiate_parameters_1): Convert the increment
17592 using chrec_convert_rhs instead of chrec_convert.
17593 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
17594 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
17595 instead of PLUS_EXPR.
17596 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
17597 PLUS_EXPR for pointers.
17598 (std_gimplify_va_arg_expr): Likewise.
17599 (fold_builtin_memory_op): Likewise.
17600 (fold_builtin_strstr): Likewise.
17601 (fold_builtin_strchr): Likewise.
17602 (fold_builtin_strrchr): Likewise.
17603 (fold_builtin_strpbrk): Likewise.
17604 (expand_builtin_memory_chk): Likewise.
17605 (fold_builtin_memory_chk): Likewise.
17606 (std_expand_builtin_va_start): Use
17607 sizetype for the call to make_tree and then convert
17608 to the pointer type.
17609 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
17610 instead of PLUS_EXPR for adding to a pointer.
17611 (std_gimplify_va_arg_expr): Use fold_build2 for
17612 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
17613 the operands to sizetype first and then cast the BIT_AND_EXPR
17614 back to the pointer type.
17615 * fold-const.c (build_range_check): Handle pointer types
17617 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
17618 of PLUS_EXPR's. Make sure the offset is converted to
17620 (try_move_mult_to_index): Strip the NOPs from the offset.
17621 Remove code argument and replace all uses with PLUS_EXPR.
17622 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
17623 specially. Don't use a pointer type for MINUS_EXPR.
17624 (fold_unary): Handle for (T1)(X op Y),
17625 only p+ as that is the only as that can be handled for
17626 binary operators now.
17627 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
17629 <case PLUS_EXPR>: Add folding of PTR+INT into
17631 Don't call try_move_mult_to_index.
17632 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
17633 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
17634 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
17635 Don't call try_move_mult_to_index.
17636 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
17637 (tree_expr_nonzero_p): Likewise.
17638 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
17639 of PLUS_EXPR for the complex expression folding.
17640 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
17641 first chrec is a pointer type, then the second should
17642 be sizetype and not the first's type.
17643 For POINTER_PLUS_EXPR, use a different right hand side type.
17644 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17645 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
17646 different right hand side type.
17647 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17648 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
17649 instead of PLUS_EXPR.
17650 When either operand is zero, convert the other operand.
17651 (chrec_apply): Use chrec_convert_rhs
17652 on the argument x instead of chrec_convert.
17653 (reset_evolution_in_loop): For pointer types, the new_evol
17654 should be sizetype.
17655 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
17656 different right hand side type.
17657 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17658 (chrec_convert_rhs): New function.
17659 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
17660 different right hand side type.
17661 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17662 * tree-chrec.h (chrec_convert_rhs): New prototype.
17663 (build_polynomial_chrec): For pointer types, the right hand
17664 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
17665 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
17666 Remove subtraction case as it is always addition now.
17667 Make sure the offset is converted to sizetype.
17668 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
17669 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
17670 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
17671 PLUS_EXPR in pointer type.
17672 Handle POINTER_PLUS_EXPR.
17673 (tree_to_aff_combination): Likewise.
17674 (force_expr_to_var_cost): Likewise.
17675 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
17676 instead of PLUS_EXPR for pointers.
17677 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
17678 instead of PLUS_EXPR of pointer types.
17679 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
17681 (check_va_list_escapes): Likewise.
17682 (check_all_va_list_escapes): Likewise.
17683 * dwarf2out.c (loc_descriptor_from_tree_1):
17684 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
17685 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
17686 (string_constant): Likewise.
17687 * tree-ssa-address.c (tree_mem_ref_addr): When adding
17688 the offset to the base, use POINTER_PLUS_EXPR.
17689 (add_to_parts): Convert the index to sizetype.
17690 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
17691 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
17692 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
17693 Offset only holds something for PLUS_EXPR.
17694 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
17696 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
17698 (analyze_accesses_for_modify_stmt): Likewise.
17699 Remove comment about the type being integral type as it is
17701 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
17703 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
17705 Correct the type which the artimentic is done in (is now
17708 * tree-data-ref.c (split_constant_offset): Handle
17710 * tree-affine.c (tree_to_aff_combination): Likewise.
17711 * c-typeck.c (build_unary_op): For pointers create the increment
17712 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
17714 * gimplify.c (gimplify_self_mod_expr): Create a
17715 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17716 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
17717 * tree.def (POINTER_PLUS_EXPR): New tree code.
17718 * tree-predcom.c (ref_at_iteration): If we have a pointer
17719 type do the multiplication in sizetype.
17720 * tree-mudflap.c (mf_xform_derefs_1): Create a
17721 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17722 * tree-ssa-forwprop.c
17723 (forward_propagate_addr_into_variable_array_index):
17724 Don't expect there to be a cast for the index as that
17725 does not exist anymore.
17726 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
17727 instead of PLUS_EXPR.
17728 Don't check for the first operand of the POINTER_PLUS_EXPR
17729 was the index as it cannot be.
17730 Call forward_propagate_addr_into_variable_array_index with
17731 the SSA_NAME instead of the statement.
17732 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
17733 (compare_constant): Likewise.
17734 (copy_constant): Likewise.
17735 (compute_reloc_for_constant): Likewise.
17736 (output_addressed_constants): Likewise.
17737 (initializer_constant_valid_p): Likewise.
17738 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
17739 Convert the MIN/MAX of the inner type to the outer
17740 type before comparing them.
17741 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
17742 POINTER_PLUS_EXPR instead of PLUS_EXPR.
17743 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
17744 of PLUS_EXPR for pointers.
17745 * tree-inline.c (estimate_num_insns_1): Handle
17747 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
17748 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17749 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
17750 instead of PLUS_EXPR for the pointer increment statement.
17751 (vect_update_ivs_after_vectorizer): For pointer types, create
17752 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
17753 MULT_EXPR in sizetype.
17754 (vect_gen_niters_for_prolog_loop): Add a cast when creating
17756 * tree-object-size.c (plus_expr_object_size): Handle
17757 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
17758 code which is trying to figure out which side is a pointer and
17760 (check_for_plus_in_loops_1): Likewise.
17761 (check_for_plus_in_loops): Likewise.
17762 * c-common.c (pointer_int_sum): Create a
17763 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17764 * tree-ssa-structalias.c (handle_ptr_arith): Handle
17765 only POINTER_PLUS_EXPR. Removing all the extra
17766 code which is trying to figure out which side is a pointer and
17768 * tree-cfg.c (verify_expr): Add extra checking for pointers and
17769 PLUS_EXPR and MINUS_EXPR.
17770 Also add checking to make sure the operands of POINTER_PLUS_EXPR
17772 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
17773 with make_tree, instead of a pointer type.
17774 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
17775 for pointers instead of PLUS_EXPR.
17776 (s390_gimplify_va_arg): Likewise.
17777 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
17778 instead of PLUS_EXPR when doing addition on pointer
17779 types. Use sizetype for the second operand.
17780 (spu_gimplify_va_arg_expr): Likewise.
17781 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
17782 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
17783 a pointer. Don't create a BIT_AND_EXPR for pointer types.
17784 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
17785 for the pointer addition and also use size_int/sizetype
17787 (ix86_gimplify_va_arg): Likewise.
17788 Perform BIT_AND_EXPR on sizetype arguments.
17789 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
17790 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
17791 for the pointer additions and also use size_int for the offsets.
17792 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
17793 additions and also use size_int for the offsets. Perform
17794 BIT_AND_EXPR on sizetype arguments.
17795 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
17796 POINTER_PLUS_EXPR for pointers and create the
17797 BIT_AND_EXPR in sizetype.
17798 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
17799 instead of PLUS_EXPR for pointer addition.
17800 (rs6000_va_start): Likewise.
17801 Also use sizetype for the offset.
17802 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
17803 as PLUS_EXPR/MINUS_EXPR.
17804 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
17805 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
17806 Don't use BIT_AND_EXPR on a pointer type, convert the
17807 expression to sizetype first.
17808 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
17810 (mips_gimplify_va_arg_expr): Likewise.
17811 Don't create BIT_AND_EXPR in a pointer type.
17813 2007-06-15 Eric Christopher <echristo@apple.com>
17815 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
17816 (x86_64-*-darwin*): Ditto.
17817 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
17820 2007-06-15 Matthew Wilcox <matthew@wil.cx>
17822 * doc/extend.texi: Document behavior of __attribute__((aligned))
17825 2007-06-15 Mark Mitchell <mark@codesourcery.com>
17827 * rtlanal.c (note_stores): Improve documentation.
17829 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
17831 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
17832 LOCAL_LABEL_PREFIX): Delete.
17833 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
17834 (bfin_internal_label): Delete.
17836 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
17838 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
17839 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
17840 otherwise define to LIBGCC2_TF_CEXT.
17841 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
17842 (LIBGCC_TF_CEXT): Ditto.
17845 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
17847 PR rtl-optimization/32339
17848 * df-scan.c (df_uses_record): Don't modify flags but just add to
17849 it for df_ref_record.
17851 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
17853 * tree-mudflap.c: Fix whitespace issues.
17855 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
17857 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
17859 2007-06-14 Eric Christopher <echristo@apple.com>
17861 * config/i386/sse.md (movdi_to_sse): Rewrite body.
17862 (movv4sf): Use gcc_unreachable instead of abort.
17864 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
17867 * config/i386/sfp-machine.h (CMPtype): New define.
17868 (mach stubs): Use CMPtype instead of int as a return type.
17870 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
17872 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
17873 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
17874 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
17875 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
17876 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
17877 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
17878 config/soft-fp/soft-fp.h: Update from glibc CVS.
17880 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
17882 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
17884 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
17887 * config/v850/v850.c: Include dataflow header file.
17888 (substitute_ep_register): Fix typo.
17890 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17892 * configure.ac: Fix earlier checkin.
17893 * configure: Regenerated.
17895 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17897 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
17898 * aclocal.m4: Regenerate.
17899 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
17900 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
17901 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
17902 * configure: Regenerate.
17903 * Makefile.in (LOOSE_WARN): Subst loose_warn.
17905 * Makefile.in (quickstrap): Build libgcc too.
17907 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17909 * configure.ac: Add --enable-checking=df. Explicitly mention that
17910 the variables are initialized as for "release".
17911 * df-core.c: Use it.
17912 * configure: Regenerate.
17913 * config.in: Regenerate.
17915 2007-06-14 Bob Wilson <bob.wilson@acm.org>
17917 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
17918 validate_replace_rtx instead of replace_rtx.
17919 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
17921 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
17923 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
17924 (DWARF2_UNWIND_INFO): Override default if configured with
17926 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
17927 (ENDFILE_SPEC): Add crtend.o.
17928 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
17929 (ENDFILE_SPEC): Add crtend.o.
17930 (TARGET_USE_JCR_SECTION): Define.
17931 (MD_UNWIND_SUPPORT): Define for 32-bit target.
17933 * config/i386/cygming-crtbegin.c: New file.
17934 * config/i386/cygming-crtend.c: New file.
17936 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
17938 * config/i386/w32-unwind.h: New file.
17940 2007-06-13 Eric Christopher <echristo@apple.com>
17942 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
17943 the user set a value below STACK_BOUNDARY.
17945 2007-06-13 Thiemo Seufer <ths@networkno.de>
17947 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
17948 imply -lpthread for -pthread.
17950 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
17952 * basic-block.h: Remove the prototype for
17953 free_basic_block_vars.
17954 * cfglayout.h: Remove the prototype for
17955 insn_locators_initialize.
17956 * tree.h: Remove the prototype for emit_line_note.
17958 * tree-ssa-pre.c (mergephitemp): Remove.
17959 (init_pre): Don't use mergephitemp.
17961 2007-06-13 Eric Christopher <echristo@apple.com>
17963 * config/i386/i386.c (override_options): If we've specified
17964 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
17966 2007-06-13 Bob Wilson <bob.wilson@acm.org>
17968 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
17971 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
17973 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
17974 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
17975 (eh_store_handler): New pattern.
17976 (eh_return): Emit it instead of a plain move.
17978 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
17980 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
17981 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
17982 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
17985 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
17987 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
17988 (find_next_insn_start, find_load): New functions.
17989 (bfin_reorg): Use them to deal with the fact that parallel insns are
17990 no longer represented as a SEQUENCE.
17992 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
17994 * config/sparc/sparc.c (sparc_override_options): Initialize
17995 fpu mask correctly.
17997 2007-06-13 Dave Korn <dave.korn@artimi.com>
17999 * config/i386/i386.c (ix86_eax_live_at_start_p): Use df_get_live_out.
18001 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
18003 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
18004 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
18005 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
18006 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
18007 tree-vect-transform.c: Fix comment typos. Follow spelling
18010 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
18012 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
18013 to the exit block use set.
18014 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
18015 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
18016 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
18018 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
18020 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
18021 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
18022 to indicate an error.
18023 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
18025 (dbg_cnt_process_opt): Print an error on a bad argument.
18026 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
18027 * common.opt (-fdbg-cnt-list): New.
18028 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
18030 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
18032 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
18033 flag on ref-all pointers.
18035 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
18037 PR middle-end/31579
18038 * expr.c (expand_expr_addr_expr_1): Call expand_expr
18039 for the offset with the modifier as EXPAND_INITIALIZER
18040 if the modifier is EXPAND_INITIALIZER.
18041 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
18042 a register if we had an overflow.
18044 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18046 * real.c (real_isfinite): New.
18047 (real_sqrt): Use it.
18048 * real.h (real_isfinite): New.
18049 * builtins.c: Use it.
18051 2007-06-12 Ian Lance Taylor <iant@google.com>
18052 Daniel Berlin <dberlin@dberlin.org>
18055 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
18056 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
18057 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
18058 (DECL_NO_TBAA_P): Define.
18059 (struct tree_decl_common): Add no_tbaa_flag field.
18060 * tree-ssa-structalias.c (struct variable_info): Add
18061 no_tbaa_pruning field.
18062 (new_var_info): Initialize no_tbaa_pruning field.
18063 (unify_nodes): Copy no_tbaa_pruning field.
18064 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
18065 (dump_solution_for_var): Print no_tbaa_pruning flag.
18066 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
18068 (compute_tbaa_pruning): New static function.
18069 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
18070 Call compute_tbaa_pruning.
18071 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
18072 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
18073 * gimple-low.c (lower_stmt): Likewise.
18074 * tree-gimple.c (is_gimple_stmt): Likewise.
18075 * tree-ssa-operands.c (get_expr_operands): Likewise.
18076 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
18077 * tree-inline.c (estimate_num_insns_1): Likewise.
18078 (copy_result_decl_to_var): Likewise.
18079 * expr.c (expand_expr_real_1): Likewise.
18080 * tree-pretty-print.c (dump_generic_node): Likewise.
18081 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
18082 * omp-low.c (omp_copy_decl_2): Likewise.
18083 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
18084 * doc/c-tree.texi (Expression trees): Document
18085 CHANGE_DYNAMIC_TYPE_EXPR.
18087 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18089 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
18090 with !HONOR_NANS and !HONOR_INFINITIES.
18091 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
18093 2007-06-12 Tristan Gingold <gingold@adacore.com>
18095 * gcov.c: Comments updated.
18096 (source_info): Add file_time field.
18097 (source_index): New variable.
18098 (mutiple_files): New variable.
18099 (generate_results): New function extracted from process_file.
18100 (process_file): Save and restore chain of functions, generate
18101 results and free structures only if not merging results.
18102 (release_structures): File names are now freed in create_file_names
18103 (create_file_names): Free previous file names.
18104 (find_source): File date is now read here and modifications in
18105 source files is checked here.
18106 (read_graph_file): Only reverse order of functions for the current
18108 (make_gcov_file_name): Do not generate long names if input_name is
18110 (output_lines): If merging results do not display graph, data and
18112 Checking source file modification is done in find_source.
18114 * doc/gcov.texi: Append an s to sourcefile.
18116 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
18118 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
18119 (forced_nop): New pattern.
18120 * config/bfin/bfin.c: Include "df.h".
18121 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
18122 (bfin_discover_loop): Use df_get_live_in instead of
18123 global_live_at_start.
18124 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
18125 df_analyze when done.
18126 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
18127 the insns. Use QImode for the final insn in a bundle. Call
18128 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
18130 (reorder_var_tracking_notes): New function.
18131 (bfin_reorg): Pass no argument to split_all_insns. Don't call
18132 update_life_info. Call df_analyze after scheduling and bundle
18133 generation. Call reorder_var_tracking_notes if generating these
18134 notes. Call df_finish_pass at the end.
18136 2007-06-12 Dirk Mueller <dmueller@suse.de>
18138 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
18139 a comparison, not an assignment.
18141 2007-06-12 Olivier Hainque <hainque@adacore.com>
18143 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
18144 Request walking the subtrees only, leaving the current is_lhs/val_only
18146 (convert_non_local_reference): Likewise.
18148 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
18150 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
18152 2007-06-12 Richard Guenther <rguenther@suse.de>
18154 PR tree-optimization/15353
18155 PR tree-optimization/31657
18156 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
18157 * timevar.def: Add TV_TREE_IFCOMBINE.
18158 * tree-pass.h (pass_tree_ifcombine): Declare.
18159 * tree-ssa-ifcombine.c: New file.
18160 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
18161 * tree-flow.h (blocks_in_phiopt_order): Declare.
18162 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
18163 (tree-ssa-ifcombine.o): New dependencies.
18165 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
18167 PR rtl-optimization/32293
18168 * combine.c (simplify_if_then_else): Truncate return from
18169 nonzero_bits() to correct mode.
18171 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
18173 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
18174 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
18176 2007-06-11 Diego Novillo <dnovillo@google.com>
18178 * Makefile.in (reload1.o-warn): Remove.
18180 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
18182 * combine.c (subst): Use reg_overlap_mentioned_p
18183 instead of comparing register numbers directly.
18185 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
18187 * reload1.c (mark_home_live_1): Use the mode parameter.
18189 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
18191 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
18192 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
18194 * df-core.c: Ditto.
18196 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
18198 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
18200 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
18202 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
18203 from integer registers.
18204 (FP mode splitters): Handle TFmode.
18206 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
18208 * tree-ssa-structalias.c (find_what_p_points_to): Return false
18209 for ref-all pointers that point-to anything.
18211 2007-06-11 Joseph Myers <joseph@codesourcery.com>
18213 * config/arm/arm.c (arm_output_dwarf_dtprel,
18214 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
18216 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
18218 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
18219 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
18222 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
18224 * tree.c (signed_or_unsigned_type_for): New.
18225 (unsigned_type_for): Use signed_or_unsigned_type_for.
18226 (signed_type_for): Use signed_or_unsigned_type_for.
18227 * tree.h (signed_or_unsigned_type_for): New.
18228 (get_signed_or_unsigned_type): Remove.
18229 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
18230 lang_hooks.types.signed_type
18231 (size_diffop): Likewise.
18232 (all_ones_mask_p): Likewise.
18233 (build_range_check): Likewise.
18234 (fold_cond_expr_with_comparison): Likewise.
18235 (fold_cond_expr_with_comparison): Likewise.
18236 (unextend): Likewise.
18237 (extract_muldiv_1): Likewise.
18238 (fold_single_bit_test_into_sign_test): Likewise.
18239 (fold_binary): Likewise.
18240 (fold_ternary): Likewise.
18241 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
18242 instead of get_signed_or_unsigned_type.
18243 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
18244 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
18245 * expr.c (signed_or_unsigned_type_for): Use
18246 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
18247 * langhooks.c (get_signed_or_unsigned_type): Remove.
18248 (lhd_signed_or_unsigned_type): Remove.
18249 * langhooks.h (lang_hooks_for_types): Remove signed_type and
18250 signed_or_unsigned_type.
18251 (lhd_signed_or_unsigned_type): Remove.
18252 * expmed.c (make_tree): Use signed_type_for instead of
18253 lang_hooks.types.signed_type.
18254 * c-common.c (same_scalar_type_ignoring_signedness): Use
18255 c_common_signed_type instead of lang_hooks.types.signed_type.
18256 (c_common_unsigned_type): New.
18257 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
18258 (shorten_compare): Use c_common_unsigned_type instead of
18259 c_common_signed_or_unsigned_type.
18260 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
18262 * convert.c (convert_to_integer): Use signed_type_for instead of
18263 lang_hooks.types.signed_type.
18264 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
18265 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
18266 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
18267 * c-format.c (check_format_types): Use c_common_unsigned_type
18268 instead of unsigned_type_for.
18269 * c-decl.c (groakdeclarator): Likewise.
18270 * c-typeck.c (convert_for_assignment): Likewise.
18271 * c-common.h (c_common_unsigned_type): New.
18273 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
18276 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
18277 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
18279 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
18281 PR middle-end/32279
18282 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
18283 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
18285 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
18286 Sebastian Pop <sebpop@gmail.com>
18288 * lambda-code.c (remove_iv): New.
18289 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
18291 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
18293 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
18294 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
18295 * tree-ssa-loop-prefetch.c: Include optabs.h.
18296 (FENCE_FOLLOWING_MOVNT): New macro.
18297 (struct mem_ref): Add independent_p and storent_p fields.
18298 (record_ref): Initalize the new fields.
18299 (gather_memory_references_ref): Return true if the reference
18301 (gather_memory_references): Check whether all memory accesses
18302 in loop were recorded.
18303 (should_issue_prefetch_p): Return false for nontemporal stores.
18304 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
18305 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
18306 (determine_loop_nest_reuse): Detect independent memory references.
18307 (loop_prefetch_arrays): Call mark_nontemporal_stores.
18308 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
18309 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
18310 * config/i386/i386.h (x86_mfence): Declare.
18311 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
18312 * config/i386/i386.c (x86_mfence): New variable.
18313 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
18315 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
18316 * optabs.c (init_optabs): Initialize storent_optab.
18317 * optabs.h (enum optab_index): Add OTI_storent.
18318 (storent_optab): Declare.
18319 * genopinit.c (optabs): Add initialization for storent_optab.
18320 * tree.h (MOVE_NONTEMPORAL): New macro.
18321 * expr.c (expand_assignment, store_expr, store_constructor_field,
18322 store_constructor, store_field, expand_expr_real_1): Propagate
18323 nontemporality of the expanded store.
18324 (emit_storent_insn): New function.
18325 * expr.h (expand_assignment, store_expr): Declaration changed.
18326 * function.c (assign_parm_setup_reg): Pass false as nontemporality
18327 to expand_assignment.
18328 * stmt.c (expand_asm_expr): Ditto.
18329 * calls.c (initialize_argument_information): Pass false as
18330 nontemporality to store_expr.
18331 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
18334 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
18336 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
18338 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
18340 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
18342 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
18343 and allow DECL_P here.
18345 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
18347 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
18348 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
18349 track of the size of the expression.
18350 * cfghooks.c (merge_blocks): Remove block from loops structure only
18351 after call of the merge_blocks hook.
18353 2007-06-09 Tom Tromey <tromey@redhat.com>
18355 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
18356 (deprecated_state): Removed.
18357 (start_decl): Update.
18358 (enum deprecated_states): Moved earlier.
18359 (groktypename): Update.
18360 (push_parm_decl): Likewise.
18361 (grokfield): Likewise.
18362 (start_function): Likewise.
18364 2007-06-09 Ian Lance Taylor <iant@google.com>
18366 PR tree-optimization/32169
18367 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
18368 CONVERT_EXPR, check whether min and max both converted to an
18369 overflow infinity representation.
18371 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
18373 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
18374 not inserted on the edge.
18376 2007-06-08 Bob Wilson <bob.wilson@acm.org>
18378 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
18379 instructions if they are supported.
18380 (__divsi3, __umodsi3, __modsi3): Likewise.
18381 (__ashldi3, __ashrdi3, __lshrdi3): New.
18382 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
18384 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
18385 Tony Linthicum <tony.linthicum@amd.com>
18387 * doc/invoke.texi: Add fvect-cost-model flag.
18388 * common.opt (fvect-cost-model): New flag.
18389 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
18390 cost fields in stmt_vec_info struct for STMT.
18391 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
18392 fields in stmt_vec_info struct and access functions for the same.
18393 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
18394 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
18395 load, store and vector to scalar operation.
18396 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
18397 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
18398 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
18399 (TARG_VEC_STORE_COST): Define cost of vector store.
18400 (vect_estimate_min_profitable_iters): Define new function.
18401 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
18402 check to evaluate if loop iterations are less than minimum profitable
18403 iterations determined by cost model or minimum vect loop bound defined
18404 by user, whichever is more conservative.
18405 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
18406 run-time check to evaluate if loop iterations are less than minimum
18407 profitable iterations determined by cost model or minimum vect loop
18408 bound defined by user, whichever is more conservative.
18409 (vect_estimate_min_profitable_iterations): New function to estimate
18410 mimimimum iterartions required for vector version of loop to be
18411 profitable over scalar version.
18412 (vect_model_reduction_cost): New function.
18413 (vect_model_induction_cost): New function.
18414 (vect_model_simple_cost): New function.
18415 (vect_cost_strided_group_size): New function.
18416 (vect_model_store_cost): New function.
18417 (vect_model_load_cost): New function.
18418 (vectorizable_reduction): Call vect_model_reduction_cost during
18420 (vectorizable_induction): Call vect_model_induction_cost during
18422 (vectorizable_load): Call vect_model_load_cost during analysis phase.
18423 (vectorizable_store): Call vect_model_store_cost during analysis phase.
18424 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
18425 vectorizable_promotion, vectorizable_demotion): Call
18426 vect_model_simple_cost during analysis phase.
18428 2007-06-08 Simon Baldwin <simonb@google.com>
18430 * reg-stack.c (get_true_reg): Readability change. Moved default case
18431 label into direct switch statement scope.
18433 2007-06-08 Simon Baldwin <simonb@google.com>
18435 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
18436 in gcc_assert() with '==' comparison.
18438 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18440 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
18441 TARGET_ABM handling of x86_popcnt variable.
18443 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18445 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
18446 __builtin_copysignq and __builtin_infq built-in functions.
18448 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18450 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
18451 SSE4.2 section. Correct built-in function names in SSE4A section.
18453 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18455 PR tree-optimization/32243
18456 * tree-vect-transform.c (vectorizable_type_promotion): Move check
18457 for ncopies after ratio check between nunits_out and nunits_in.
18458 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
18460 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
18462 PR tree-optimization/32224
18463 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
18464 vectorization upon a non GIMPLE_MODIFY_STMT.
18466 2007-06-08 Christian Bruel <christian.bruel@st.com>
18469 * config/sh/sh.md (doloop_end): New pattern and splitter.
18470 * loop-iv.c (simple_rhs_p): Check for hardware registers.
18472 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
18474 PR middle-end/32209
18475 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
18477 (verify_dominators): Do not change dominance tree.
18479 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
18481 * config/sh/constraints.md: New file.
18482 * config/sh/sh.c: Include tm-constrs.h.
18483 (reg_class_from_letter): Remove.
18484 (prepare_cbranch_operands): Use satisfies_constraint_*
18485 function instead of macro.
18486 (andcosts, broken_move, sh_secondary_reload): Likewise.
18487 * config/sh/predicates.md (trapping_target_operand): Likewise.
18488 (and_operand, arith_operand, arith_reg_or_0_operand,
18489 cmp_operand, logical_operand, target_operand,
18490 ua_address_operand, ua_offset, xor_operand): Likewise.
18491 * config/sh/sh.md: Include constraints.md.
18492 (*movsicc_t_false): Use satisfies_constraint_* function
18494 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
18495 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
18496 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
18497 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
18498 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
18499 (REG_CLASS_FROM_CONSTRAINT): Remove.
18500 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
18501 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
18502 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
18503 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
18504 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
18505 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
18506 function instead of macro.
18507 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
18508 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
18509 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
18510 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
18511 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
18512 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
18513 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
18514 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
18515 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
18516 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
18517 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
18518 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
18519 EXTRA_CONSTRAINT_STR): Likewise.
18520 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
18522 2007-06-07 Geoffrey Keating <geoffk@apple.com>
18524 * config/i386/darwin.h (STACK_BOUNDARY): Define.
18526 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
18529 * c-common.h (flag_cpp0x): Replaced by...
18530 (cxx_dialect): ... this new variable specifying the C++ dialect that
18532 * c-common.c (flag_cpp0x): Removed.
18533 (cxx_dialect): Defined.
18534 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
18536 * c-opts.c (c_common_post_options): Likewise.
18537 (set_std_cxx98): Set cxx_dialect to cxx98.
18538 (set_std_cxx0x): Set cxx_dialect to cxx0x.
18540 2007-06-07 Geoffrey Keating <geoffk@apple.com>
18541 Hui-May Chang <hm.chang@apple.com>
18543 * doc/invoke.texi (Darwin Options): Update documentation for
18544 -mmacosx-version-min.
18545 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
18546 * config/darwin-driver.c: New file.
18547 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
18548 * config/t-darwin (darwin-driver.o): New rule.
18550 * config/darwin-c.c (version_as_macro): Ignore low digit.
18552 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
18554 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
18555 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
18556 (CSGNMODE): New mode macro.
18557 (CSGNVMODE): New mode attribute.
18558 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
18559 expander using CSGNMODE mode macro. Handle TFmode.
18560 (copysign<mode>3_const): Rename from copysignsf3_const and
18561 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
18563 (copysign<mode>3_var): Rename from copysignsf3_var and
18564 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
18566 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
18567 mode macro. Handle TFmode.
18568 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
18569 (iortf3, *iortf3): Ditto.
18570 (xortf3, *xortf3): Ditto.
18571 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
18572 TFmode and TImode masks.
18573 (ix86_expand_copysign): Expand TFmode copysign insn.
18574 (IX86_BUILTIN_INFQ): New.
18575 (IX86_BUILTIN_FABSQ): Ditto.
18576 (IX86_BUILTIN_COPYSIGNQ): Ditto.
18577 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
18578 [__builtin_fabsq]: Ditto.
18579 [__builtin_copysignq]: Ditto.
18580 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
18581 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
18582 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
18583 ix86_expand_binop_builtin().
18585 2007-06-07 Bob Wilson <bob.wilson@acm.org>
18587 * config/xtensa/lib1funcs.asm: Clean up whitespace.
18589 2007-06-07 Steve Ellcey <sje@cup.hp.com>
18592 * rtl.h (push_to_sequence2): New.
18593 * emit-rtl.c (push_to_sequence2): New.
18594 * function.c (assign_parm_data_all): Add new fields.
18595 (assign_parm_setup_block): Call push_to_sequence2 instead of
18597 (assign_parm_setup_reg): Ditto.
18598 (assign_parm_setup_stack): Ditto.
18599 (assign_parms_unsplit_complex): Ditto.
18600 (assign_parms): Change field name.
18602 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
18604 PR tree-optimization/32220
18605 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
18606 phi node is reached before defining statement.
18608 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18611 * tree-vect-transform.c (vectorizable_call): Call update_stmt
18612 after changing the right hand side of the assignment.
18614 2007-06-06 Eric Christopher <echristo@apple.com>
18616 * config.gcc (i?86-*-darwin*): Remove arch parameter.
18617 (x86_64-*-darwin*): Ditto.
18618 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
18619 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
18621 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18623 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
18624 coding conventions.
18625 (add_key): Likewise.
18626 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
18627 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
18629 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
18631 (add_cost_one_coalesce): Likewise.
18632 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
18633 variable names. Rename orig to orig_name for consistency.
18634 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
18635 coding conventions.
18636 (cprop_into_successor_phis): Avoid using C++ keywords as variable
18638 (record_equivalences_from_stmt): Likewise.
18639 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
18640 the coding conventions.
18641 (memory_ssa_name_same): Likewise.
18642 (dse_optimize_stmt): Likewise.
18643 (dse_record_phis): Likewise.
18644 (dse_finalize_block): Likewise.
18645 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
18646 keywords as variable names.
18647 (may_move_till): Cast according to the coding conventions.
18648 (force_move_till_expr): Avoid using C++ keywords as variable names.
18649 (force_move_till): Cast according to the coding conventions.
18650 (memref_hash): Likewise.
18651 (memref_eq): Likewise.
18652 (gather_mem_refs_stmt): Likewise.
18653 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
18654 using C++ keywords as variable names.
18655 (idx_find_step): Cast according to the coding conventions.
18656 (idx_record_use): Likewise.
18657 (find_depends): Likewise.
18658 (prepare_decl_rtl): Likewise.
18659 (mbc_entry_hash): Likewise.
18660 (mbc_entry_eq): Likewise.
18661 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
18662 (simplify_replace_tree): Avoid using C++ keywords as variable names.
18663 (idx_infer_loop_bounds): Cast according to the coding conventions.
18664 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
18665 * tree-ssa-math-opts.c (occ_new ): Likwise.
18666 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
18668 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
18670 (add_use_op): Likewise.
18671 (add_vop): Likewise.
18672 (add_vuse_op): Likewise.
18673 (add_vdef_op): Likewise.
18674 (get_expr_operands): Likewise.
18675 (push_stmt_changes): Use type safe memory macros.
18676 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
18677 keywords as variable names.
18678 (conditional_replacement): Likewise.
18679 (minmax_replacement): Likewise.
18680 (abs_replacement): Likewise.
18681 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
18682 coding conventions.
18683 (insert_fake_stores): Avoid using C++ keywords as variable names.
18684 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
18686 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
18687 (heapvar_insert): Use type safe memory macros.
18688 (new_var_info): Cast according to the coding conventions.
18689 (new_constraint): Likewise.
18690 (remove_preds_and_fake_succs): Use type safe memory macros.
18691 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
18693 (thread_single_edge): Likewise.
18694 (thread_through_loop_header): Likewise.
18696 2007-06-06 Eric Christopher <echristo@apple.com>
18698 * config/i386/i386.c (override_options): Move handling
18699 of TARGET_SUBTARGET* earlier.
18701 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
18703 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
18706 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
18708 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
18709 emited outside of basic block.
18710 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
18711 the created blocks.
18712 * rtl.h (delete_insn_chain): Declaration changed.
18713 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
18715 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
18716 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
18717 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
18718 to delete_insn_chain.
18719 (rtl_verify_flow_info_1): Verify that the insns in header and footer
18720 do not have bb field set.
18721 (rtl_verify_flow_info): Verify that insns between basic blocks do not
18723 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
18724 * cfgcleanup.c (try_optimize_cfg): Ditto.
18726 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18728 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
18729 (lambda_body_vector_new): Use type safe memory macros.
18730 (lambda_linear_expression_new): Likewise.
18731 (lambda_loopnest_new): Likewise.
18732 (lambda_lattice_new): Likewise.
18733 (replace_uses_equiv_to_x_with_y): Cast according to the coding
18734 conventions. Use type safe memory macros.
18735 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
18736 (lambda_body_vector_s): Likewise.
18737 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
18738 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
18740 2007-06-06 Richard Guenther <rguenther@suse.de>
18742 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
18743 if we need to schedule cfg_cleanup.
18744 (tree_ssa_forward_propagate_single_use_vars): Do so.
18746 2007-06-06 Ian Lance Taylor <iant@google.com>
18748 * fold-const.c (merge_ranges): If range_successor or
18749 range_predecessor fail, just return 0.
18751 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18753 PR tree-optimization/32216
18754 * tree-vectorizer.c (supportable_widening_operation): Determine
18755 signedness of FIX_TRUNC_EXPR from output operand.
18756 (supportable_narrowing_operation): Ditto.
18757 * tree-vect-generic.c (expand_vector_operations_1): Determine
18758 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
18759 from input operand.
18761 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18763 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
18764 (struct pta): ...from here. Change flags to unsigned to avoid
18765 excessive casting (as it is used as a bit mask).
18766 (override_options): Add casts according to the coding convenventions.
18767 (x86_64_elf_unique_section): Likewise.
18768 (examine_argument): Avoid using C++ keywords as variable names.
18769 (construct_container): Likewise.
18770 (legitimize_pic_address): Likewise.
18771 (get_dllimport_decl): Cast according to the coding conventions. Use
18772 type safe memory macros.
18773 (legitimize_address): Cast according to the coding conventions.
18774 (emit_i387_cw_initialization): Corrected the type of slot to enum
18776 (ix86_init_machine_status): Use type safe memory macros.
18777 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
18778 (bdesc_pcmpistr): Likewise.
18779 (bdesc_crc32): Likewise.
18780 (bdesc_sse_3arg): Likewise.
18781 (bdesc_2arg): Likewise.
18782 (bdesc_1arg): Likewise.
18783 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
18784 (ix86_expand_sse_pcmpistr): Likewise.
18785 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
18786 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
18787 int to match the langhook definition.
18788 (ix86_builtin_conversion): Change the type of code to unsigned init to
18789 match the langhook definition.
18790 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
18792 (ix86_preferred_output_reload_class): Likewise.
18793 (ix86_cannot_change_mode_class): Likewise.
18794 (ix86_memory_move_cost): Likewise.
18795 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
18796 avoid excessive casting later on.
18797 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
18799 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18801 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
18802 as flags setting insn.
18803 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
18805 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18807 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
18808 (UNSPEC_ROUND): New.
18809 ("sse4_1_round<mode>2"): New insn pattern.
18810 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
18812 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
18813 expander using SSEMODEF mode macro. Expand using
18814 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18815 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
18816 expander using SSEMODEF mode macro. Expand using
18817 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18818 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
18819 expander using SSEMODEF mode macro. Expand using
18820 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18821 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
18822 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
18823 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
18826 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
18827 Sebastian Pop <sebpop@gmail.com>
18829 * lambda.h (build_linear_expr): New.
18830 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
18831 Use build_linear_expr, call fold and force_gimple_operand.
18832 (lambda_loopnest_to_gcc_loopnest): Check that there is
18833 something to insert.
18834 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
18836 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
18838 PR preprocessor/23479
18839 * doc/extend.texi: Document the 0b-prefixed binary integer
18840 constant extension.
18842 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18844 PR tree-optimization/32215
18845 * tree-vectorizer.c (supportable_widening_operation): Return false
18846 for unsupported FIX_TRUNC_EXPR tree code.
18847 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
18849 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
18851 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
18852 register on SPE targets. Change documentation to reflect
18854 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
18855 Change FIXED_SCRATCH to 14 and document why we're keeping r14
18856 out of the register allocation pool.
18857 (rs6000_reg_live_or_pic_offset_p): New function.
18858 (rs6000_emit_prologue): Move the actual saving of LR up to free
18859 r0 for holding r11. Split saving of SPE 64-bit registers into
18860 its own case. Ensure that offsets will always be in-range for
18861 'evstdd' by using r11 as a scratch register to point at the start
18862 of the SPE save area. Save r11 if necessary, as it is the static
18864 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
18865 into its own case. Ensure that offsets will always be in-range
18866 for 'evldd' by using r11 as a scratch register to point at the
18867 start of the SPE save area. Also adjust r11 when restoring
18868 the stack pointer to compensate for pre-loading r11.
18870 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
18872 * cfg.c (init_flow): Use type safe memory macros.
18873 (alloc_block): Likewise.
18874 (unchecked_make_edge): Likewise.
18875 (dump_flow_info): Avoid using C++ keywords as variable names.
18876 (copy_original_table_clear): Cast according to the coding conventions.
18877 (copy_original_table_set): Likewise.
18878 * cfgexpand (label_rtx_for_bb): Likewise.
18879 (expand_gimple_basic_block): Likewise.
18880 * cfghooks.c (dump_bb): Likewise.
18881 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
18883 (lv_add_condition_to_bb): Likewise.
18884 * cfglayout (relink_block_chain): Cast according to the coding
18886 (fixup_reorder_chain): Likewise.
18887 (fixup_fallthru_exit_predecessor): Likewise.
18888 * cfgloop.c (glb_enum_p): Likewise.
18889 (get_exit_description): Likewise.
18890 (dump_recorded_exit): Likewise.
18891 * cfgloop.h (enum loop_estimation): Move out of struct scope...
18892 (struct loop): ... from here.
18893 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
18895 * cfgrtl.c (rtl_create_basic_block): Likewise.
18896 (rtl_split_block): Likewise.
18897 (rtl_dump_bb): Likewise.
18898 (cfg_layout_split_block): Likewise.
18899 (init_rtl_bb_info): Use typesafe memory macros.
18901 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
18902 * graphds.h: Updated all usages of edge to graph_edge.
18903 * graphds.c: Likewise.
18904 * cfgloopanal.c: Likewise.
18906 2007-06-05 Ian Lance Taylor <iant@google.com>
18908 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
18909 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
18910 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
18912 (test_for_singularity): Likewise.
18914 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
18916 * config/i386/constraints.md ("Y2"): Replaced by ...
18918 * config/i386/i386.md: Likewise.
18919 * config/i386/mmx.md: Likewise.
18920 * config/i386/sse.md: Likewise.
18922 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
18924 * config/i386/constraints.md ("z"): Replaced by ...
18926 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
18927 (sse4_1_blendvps): Likewise.
18928 (sse4_1_pblendvb): Likewise.
18929 (sse4_2_pcmpestr): Likewise.
18930 (sse4_2_pcmpestrm): Likewise.
18931 (sse4_2_pcmpestr_cconly): Likewise.
18932 (sse4_2_pcmpistr): Likewise.
18933 (sse4_2_pcmpistrm): Likewise.
18934 (sse4_2_pcmpistr_cconly): Likewise.
18936 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
18938 * matrix-reorg.c (transform_access_sites): Fix computation.
18939 (transform_allocation_sites): Same.
18941 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18943 * config/i386/i386.c (override_options): Use
18944 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
18946 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18948 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
18949 (nonimm_not_xmm0_operand): Ditto.
18950 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
18951 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
18952 as operand[2] predicate. Require "z" class XMM register for
18953 operand[3]. Adjust asm template.
18954 ("sse4_1_blendvpd"): Ditto.
18955 ("sse4_1_pblendvb"): Ditto.
18956 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
18957 force op2 into xmm0 register for variable blend instructions.
18959 2007-06-04 Tom Tromey <tromey@redhat.com>
18961 * c-tree.h (start_enum): Update.
18962 (build_enumerator): Likewise.
18963 * c-decl.c (enum_next_value): Removed.
18964 (enum_overflow): Likewise.
18965 (start_enum): Add c_enum_contents argument. Don't use globals.
18966 (build_enumerator): Likewise.
18967 * c-tree.h (struct c_enum_contents): New struct.
18969 2007-06-04 Tom Tromey <tromey@redhat.com>
18971 * c-common.c (c_common_get_alias_set): Fix indentation.
18973 2007-06-04 Ian Lance Taylor <iant@google.com>
18975 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
18976 to overflow, reduce overflow infinity to regular infinity.
18977 (vrp_var_may_overflow): New static function.
18978 (vrp_visit_phi_node): Check vrp_var_may_overflow.
18980 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
18982 * stor-layout.c (layout_type): Remove duplicate code.
18984 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
18987 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
18988 before build_common_builtin_nodes ().
18990 2007-06-04 Steve Ellcey <sje@cup.hp.com>
18993 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
18995 2007-06-04 Jan Hubicka <jh@suse.cz>
18997 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
18998 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
18999 instead of _stat version.
19001 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
19003 PR tree-optimization/32194
19004 * tree-predcom.c (determine_offset): Check that both references have
19007 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
19009 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
19010 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
19011 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
19012 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
19013 Add argument to iterate_fix_dominators call.
19014 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
19015 * gcse.c (hoist_code): Change domby to vector.
19016 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
19017 Add argument to iterate_fix_dominators call.
19018 * loop-doloop.c (doloop_modify): Changed recount_dominator to
19019 recompute_dominator.
19020 * lambda-code.c (perfect_nestify): Ditto.
19021 * cfgloopanal.c: Include graphds.h.
19022 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
19023 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
19024 (mark_irreducible_loops): Use graphds_scc. Remove argument from
19026 * graphds.c: New file.
19027 * graphds.h: New file.
19028 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
19029 (get_dominated_by, get_dominated_by_region): Change return type to
19031 (verify_dominators): Recompute all dominators and compare the results.
19032 (recount_dominator): Renamed to ...
19033 (recompute_dominator): ... this. Do not check that the block is
19034 dominated by entry.
19035 (iterate_fix_dominators): Reimplemented.
19036 (prune_bbs_to_update_dominators, root_of_dom_tree,
19037 determine_dominators_for_sons): New functions.
19038 * et-forest.c (et_root): New function.
19039 * et-forest.h (et_root): Declare.
19040 * Makefile.in (graphds.o): Add.
19041 (cfgloopanal.o): Add graphds.h dependency.
19042 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
19043 * basic-block.h (get_dominated_by, get_dominated_by_region,
19044 iterate_fix_dominators): Declaration changed.
19045 (recount_dominator): Renamed to ...
19046 (recompute_dominator): ... this.
19047 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
19048 (thread_through_all_blocks): Do not free dominance info.
19050 2007-06-03 Andreas Schwab <schwab@suse.de>
19052 * config/m68k/m68k.c (override_options): Don't override
19054 * config/m68k/m68k-modes.def (SF, DF): Define to use
19055 motorola_single_format and motorola_double_format, resp.
19056 * real.c (motorola_single_format): Renamed from
19057 coldfire_single_format.
19058 (motorola_double_format): Renamed from coldfire_double_format.
19059 (encode_ieee_extended): Generate a proper canonical NaN image
19060 respecting canonical_nan_lsbs_set.
19061 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
19063 * real.h: Adjust declarations.
19065 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
19068 * config/sh/sh.md (symGOT_load): Don't schedule insns when
19069 the symbol is generated with the stack protector.
19071 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
19073 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
19074 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
19076 * doc/extend.texi (interrupt): Mention m68k.
19078 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
19080 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
19081 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
19082 (ix86_expand_sse_pcmpestr): Do not check operands for
19083 "register_operand", when insn operand predicate is "register_operand".
19084 (ix86_expand_sse_pcmpistr): Ditto.
19086 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
19087 Uros Bizjak <ubizjak@gmail.com>
19089 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
19090 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
19091 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
19092 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
19093 * config/i386/constraints.md ("z"): New register constraint
19094 for members of SSE_FIRST_REG class.
19095 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
19096 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
19097 SSE_FIRST_REG class.
19098 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
19099 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
19100 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
19101 (IX86_BUILTIN_PCMPESTRM128): Likewise.
19102 (IX86_BUILTIN_PCMPESTRA128): Likewise.
19103 (IX86_BUILTIN_PCMPESTRC128): Likewise.
19104 (IX86_BUILTIN_PCMPESTRO128): Likewise.
19105 (IX86_BUILTIN_PCMPESTRS128): Likewise.
19106 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
19107 (IX86_BUILTIN_PCMPISTRI128): Likewise.
19108 (IX86_BUILTIN_PCMPISTRM128): Likewise.
19109 (IX86_BUILTIN_PCMPISTRA128): Likewise.
19110 (IX86_BUILTIN_PCMPISTRC128): Likewise.
19111 (IX86_BUILTIN_PCMPISTRO128): Likewise.
19112 (IX86_BUILTIN_PCMPISTRS128): Likewise.
19113 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
19114 (struct builtin_description): Change "flag" field to unsigned.
19115 (bdesc_pcmpestr): New builtin description table.
19116 (bdesc_pcmpistr): Likewise.
19117 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
19118 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
19119 Initialize pcmp[ei]str[im] insns for SSE4.2.
19120 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
19121 (ix86_expand_sse_pcmpistr): Likewise.
19122 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
19123 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
19124 (UNSPEC_PCMPISTR): Likewise.
19125 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
19126 (sse4_2_pcmpestri):New isns pattern.
19127 (sse4_2_pcmpestrm): Likewise.
19128 (sse4_2_pcmpestr_cconly): Likewise.
19129 (sse4_2_pcmpistr): New insn patern and splitter.
19130 (sse4_2_pcmpistri):New isns pattern.
19131 (sse4_2_pcmpistrm): Likewise.
19132 (sse4_2_pcmpistr_cconly): Likewise.
19133 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
19136 2007-06-01 David Daney <ddaney@avtrex.com>
19138 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
19139 LOADGP_ABSOLUTE and not binds_local_p.
19141 2007-06-01 Geoffrey Keating <geoffk@apple.com>
19143 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
19145 2007-06-01 Ian Lance Taylor <iant@google.com>
19147 * tree-vrp.c (compare_name_with_value): Always set
19148 used_strict_overflow if we get a result from the variable itself.
19150 2007-06-01 Ian Lance Taylor <iant@google.com>
19152 PR rtl-optimization/31455
19153 * lower-subreg.c (find_decomposable_subregs): Don't decompose
19154 subregs which have a cast between modes which are not tieable.
19156 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
19158 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
19159 breaks after return statements.
19161 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
19163 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
19164 only after no_new_pseudos.
19166 2007-05-31 Eric Christopher <echristo@apple.com>
19168 * expr.c (convert_move): Assert that we don't have a BLKmode
19170 (store_expr): Handle BLKmode moves by calling emit_block_move.
19172 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
19174 * c-typeck.c (build_indirect_ref): Include type in error message.
19175 (build_binary_op): Pass types to binary_op_error.
19176 * c-common.c (binary_op_error): Take two type arguments, print out
19178 * c-common.h (binary_op_error): Update prototype.
19180 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
19182 * config/i386/i386.c: Correct coments on -mno-sse4.
19184 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
19186 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
19187 (x86_64-*-*): Likewise.
19188 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
19189 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
19190 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
19191 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
19192 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
19193 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
19194 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
19195 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
19196 (OPTION_MASK_ISA_SSE4): Likewise.
19197 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
19198 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
19199 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
19200 (override_options): Support SSE4.2.
19201 (ix86_build_const_vector): Support SImode and DImode.
19202 (ix86_build_signbit_mask): Likewise.
19203 (ix86_expand_int_vcond): Support V2DImode.
19204 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
19205 (IX86_BUILTIN_CRC32HI): Likewise.
19206 (IX86_BUILTIN_CRC32SI): Likewise.
19207 (IX86_BUILTIN_CRC32DI): Likewise.
19208 (IX86_BUILTIN_PCMPGTQ): Likewise.
19209 (bdesc_crc32): Likewise.
19210 (bdesc_sse_3arg): Likewise.
19211 (ix86_expand_crc32): Likewise.
19212 (ix86_init_mmx_sse_builtins): Support SSE4.2.
19213 (ix86_expand_builtin): Likewise.
19214 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
19215 __SSE4_2__ for -msse4.2.
19216 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
19217 (CRC32MODE): Likewise.
19218 (crc32modesuffix): Likewise.
19219 (crc32modeconstraint): Likewise.
19220 (sse4_2_crc32<mode>): Likewise.
19221 (sse4_2_crc32di): Likewise.
19222 * config/i386/i386.opt (msse4.2): New for SSE4.2.
19224 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
19225 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
19226 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
19227 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
19228 (vcondu<mode>): Likewise.
19229 * doc/extend.texi: Document SSE4.2 built-in functions.
19230 * doc/invoke.texi: Document -msse4.2/-msse4.
19232 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
19234 PR tree-optimization/32160
19235 * tree-predcom.c (predcom_tmp_var): New function. Mark created
19236 variable as gimple reg.
19237 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
19239 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
19241 * gcc.c (main): Don't consider linker options when issuing the
19242 warning about a linker input file not being used.
19244 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19246 * tree-vrp.c (compare_names): Initialize sop.
19248 2007-05-30 Dirk Mueller <dmueller@suse.de>
19250 * cgraphunit.c (cgraph_analyze_function): Remove
19251 computation of inline parameters.
19253 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
19255 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
19257 2007-05-30 Richard Sandiford <richard@codesourcery.com>
19259 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
19260 Add vx-common.h. Include vxworks.h between vx-common.h and
19262 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
19264 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
19265 (TARGET_ASM_DESTRUCTOR): Likewise.
19266 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
19267 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
19268 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
19269 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
19270 (VXWORKS_ENDIAN_SPEC): Define.
19271 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
19272 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
19273 VXWORKS_* equivalents.
19274 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
19275 (ASM_FILE_START): Delete.
19276 (TARGET_VERSION): Reformat.
19277 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
19278 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
19279 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
19280 (FPBIT, DPBIT): Define.
19281 (fp-bit.c, dp-bit.c): New rules.
19282 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
19283 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
19284 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
19285 * config/arm/arm.h: Include vxworks-dummy.h.
19286 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
19287 Mark with ATTRIBUTE_UNUSED.
19288 (arm_override_options): Do not allow VxWorks RTP PIC to be used
19289 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
19290 make it incompatible with -msingle-pic-base.
19291 (arm_function_ok_for_sibcall): Return false for calls that might
19292 go through a VxWorks PIC PLT entry.
19293 (require_pic_register): New function, split out from...
19294 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
19296 (arm_load_pic_register): Handle the VxWorks RTP initialization
19297 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
19298 (arm_emit_call_insn): New function.
19299 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
19300 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
19301 (pic_offset_arm): New pattern.
19302 (call, call_value): Use arm_emit_call_insn.
19303 (call_internal, call_value_internal): New expanders.
19304 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
19305 VxWorks unless __PIC__.
19307 2007-05-30 Eric Christopher <echristo@gmail.com>
19309 * genrecog.c: Include regs.h in generated file.
19310 * genemit.c: Ditto. Fix up formatting.
19311 * config/mn10300/constraints.md: New.
19312 * config/mn10300/mn10300.md: Include.
19313 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
19314 Fix up for removed macro.
19315 * config/mn10300/predicates.md (call_address_operand): Ditto.
19316 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
19317 (CONST_OK_FOR_I): Ditto.
19318 (CONST_OK_FOR_J): Ditto.
19319 (CONST_OK_FOR_K): Ditto.
19320 (CONST_OK_FOR_L): Ditto.
19321 (CONST_OK_FOR_M): Ditto.
19322 (CONST_OK_FOR_N): Ditto.
19323 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
19327 (EXTRA_CONSTRAINT): Ditto.
19329 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
19331 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
19333 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
19334 OPTION_MASK_ISA_64BIT.
19335 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
19337 2007-05-30 Richard Guenther <rguenther@suse.de>
19339 PR middle-end/32152
19340 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
19341 types for comparison.
19342 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
19343 with original typed arguments.
19344 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
19346 2007-05-30 Jakub Jelinek <jakub@redhat.com>
19348 PR tree-optimization/31769
19349 * except.c (duplicate_eh_regions): Clear prev_try if
19350 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
19352 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
19354 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
19355 * tree-ssa-sink.c (statement_sink_location): Return basic block and
19356 bsi of the location where statements should be inserted.
19357 (sink_code_in_bb): Take bsi from statement_sink_location.
19358 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
19359 instead of bsi_start.
19360 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
19362 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
19363 (bsi_move_before): Document inconsistency with bsi_move_after.
19364 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
19366 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
19368 * config/i386/i386.h (TARGET_ABM): New define.
19369 (TARGET_POPCNT): Ditto.
19370 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
19371 New temporary defines to redefine from OPTION_ISA_* defines.
19372 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
19373 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
19374 (ix86_isa_flags): New extern int declaration.
19375 (TARGET_SUBTARGET_DEFAULT): New define.
19376 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
19377 (TARGET_SUBTARGET32_DEFAULT): Ditto.
19378 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
19379 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
19380 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
19381 * config/i386/darwin.h: Change TARGET_64BIT define to
19384 * config/i386/i386.opt (m3dnowa): Define as undocumented option
19385 using existing "ix86_isa_flags" varible.
19386 (m32, m64): Use existing "ix86_isa_flags" variable.
19387 (mmmx, m3dnow): Ditto.
19388 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
19389 (mabm): Define as non-negative option using "x86_abm" variable.
19390 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
19392 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
19393 Rewrite feature test bitmap.
19394 (ix86_isa_flags): New initialized global int varible.
19395 (ix86_isa_flags_explicit): New static int variable.
19396 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
19397 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
19398 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
19399 target_flags_explicit.
19400 (override_options): Remove "target_enable" and "target_disable" fields
19401 from "struct ptt". Update processor_target_table accordingly. Remove
19402 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
19403 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
19404 "target_flags" and "ix86_isa_flags_explicit" instead of
19405 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
19406 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
19407 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
19408 to true when either of PTA_POPCNT or PTA_ABM is set in
19409 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
19410 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
19411 processor_alias_table flags entry. Remove handling of
19412 "target_enable" and "target_disable" fields of processor_target_table.
19413 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
19414 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
19415 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
19416 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
19417 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
19419 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
19421 2007-05-29 David Daney <ddaney@avtrex.com>
19424 * config/mips/mips.c (mips_output_mi_thunk): Emit
19425 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
19427 2007-05-29 Hui-May Chang <hm.chang@apple.com>
19428 * config/i386/i386.c (ix86_function_regparm): Added checking of
19429 ix86_force_align_arg_pointer to determine the number of
19430 register parameters.
19432 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
19434 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
19435 (SET_DR_MISALIGNMENT): New.
19436 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
19437 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
19438 Use SET_DR_MISALIGNMENT.
19439 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
19441 * tree-data-ref.c (create_data_ref, compute_all_dependences,
19442 find_loop_nest): Export.
19443 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
19444 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
19445 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
19446 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
19448 (struct mem_ref): Add field reuse_distance.
19449 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
19450 Initialize reuse_distance field.
19451 (issue_prefetch_ref): Select temporality of prefetch according to
19453 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
19454 self_reuse_distance, determine_loop_nest_reuse): New functions.
19455 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
19456 (tree_ssa_prefetch_arrays): Dump L2 cache size.
19457 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
19460 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
19462 * tree-ssa-alias.c: Add aliasing overview.
19464 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
19465 Danny Smith <dannysmith@users.sourceforge.net>
19468 * config/i386/t-crtfm: Compile crtfastmath.o with
19469 -minline-all-stringops.
19470 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
19471 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
19473 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19475 * doc/md.texi: Document constraints on HP PA-RISC.
19477 * pa/constraints.md: New file.
19478 * pa.md: Include constraints.md.
19479 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
19480 (integer_store_memory_operand, ldil_cint_p): New functions.
19481 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
19482 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
19483 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
19484 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
19485 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
19487 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
19490 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
19491 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
19492 case POSTDECREMENT_EXPR>): Return the error_mark_node
19493 if either the real or imaginary parts would an
19496 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
19498 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
19499 name when we remove it from a call.
19501 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
19503 * targhooks.c (default_narrow_bitfield): Remove.
19504 * targhooks.h: Remove the prototype for
19505 default_narrow_bitfield.
19507 * langhooks-def.h: Remove the prototype for
19508 hook_get_alias_set_0.
19509 * langhooks.c (hook_get_alias_set_0): Remove.
19511 * global.c (EXECUTE_IF_CONFLICT): Remove.
19513 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19516 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
19517 return true when truth_value_p is true and the type
19520 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
19522 * doc/install.texi (Prerequisites): We no longer require Autoconf
19523 2.13 for the top-level.
19525 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
19527 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
19528 memory access via x86_expand_vector_move_misalign() only for
19529 TImode values on 32-bit targets.
19531 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
19533 * matrix-reorg.c: New file. Implement matrix flattening and
19534 transposing optimization.
19535 * tree-pass.h: Add matrix reorg pass.
19536 * common.opt: Add fipa-mreorg flag.
19537 * Makefile.in: Add matrix-reorg.c.
19538 * passes.c: Add matrix reorg pass.
19539 * varpool.c (add_new_static_var): New function.
19540 * cgraph.h (add_new_static_var): Declare.
19542 2007-05-27 Eric Christopher <echristo@apple.com>
19544 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
19545 sp_offset depending on stack size. Save r12 depending
19546 on registers we're saving later.
19547 (rs6000_emit_epilogue): Update sp_offset depending only
19550 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
19552 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
19553 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19554 * ifcvt.c (if_convert): Ditto.
19555 * tree-ssa-threadupdate.c (thread_block): Ditto.
19556 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
19557 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
19558 verify_loop_closed_ssa): Check number_of_loops instead of
19560 * predict.c (tree_estimate_probability): Ditto.
19561 * tree-if-conv.c (main_tree_if_conversion): Ditto.
19562 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
19563 * modulo-sched.c (sms_schedule): Ditto.
19564 * tree-scalar-evolution.c (scev_const_prop): Ditto.
19565 (scev_finalize): Do not do anything if scev analysis was not
19567 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
19568 current_loops == NULL.
19569 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
19570 * loop-init.c (loop_optimizer_init): Do not free current_loops when
19571 there are no loops.
19572 (loop_optimizer_finalize): Assert that loops were analyzed.
19573 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
19574 rtl_doloop): Check number_of_loops instead of current_loops.
19575 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
19576 current_loops == NULL.
19577 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
19578 gate_tree_vectorize tree_linear_transform, check_data_deps,
19579 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
19580 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
19581 Check number_of_loops instead of current_loops.
19582 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
19583 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
19584 free loops if available.
19585 (execute_pre): Do not pass do_fre to fini_pre.
19587 2007-05-27 Tobias Burnus <burnus@net-b.de>
19589 PR middle-end/32083
19590 * real.c (mpfr_from_real): Fix sign of -Inf.
19592 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
19594 * tree-vect-transform.c (vectorizable_conversion): Initialize
19595 tree_code variables to ERROR_MARK.
19596 (vectorizable_type_demotion): Likewise.
19597 (vectorizable_type_promotion): Likewise.
19599 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
19602 * config/i386/i386.md (movti): Handle push operands via
19603 ix86_expand_push().
19605 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
19607 * basic-block.h: Remove the prototype for merge_seq_blocks.
19608 * cfgcleanup.c (merge_seq_blocks): Remove.
19610 * tree-flow.h: Remove the prototype for is_aliased_with.
19611 * tree-ssa-alias.c (is_aliased_with): Remove.
19613 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
19615 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
19617 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
19619 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
19620 ix86_expand_sse4_unpack if SSE4.1 is enabled.
19621 (vec_unpacks_hi_v16qi): Likewise.
19622 (vec_unpacku_lo_v16qi): Likewise.
19623 (vec_unpacks_lo_v16qi): Likewise.
19624 (vec_unpacku_hi_v8hi): Likewise.
19625 (vec_unpacks_hi_v8hi): Likewise.
19626 (vec_unpacku_lo_v8hi): Likewise.
19627 (vec_unpacks_lo_v8hi): Likewise.
19628 (vec_unpacku_hi_v4si): Likewise.
19629 (vec_unpacks_hi_v4si): Likewise.
19630 (vec_unpacku_lo_v4si): Likewise.
19631 (vec_unpacks_lo_v4si): Likewise.
19633 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
19635 * c-typeck.c, config/arm/arm.c, config/darwin.c,
19636 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
19637 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
19638 follow spelling conventions in various
19639 warning/error/diagnostic messages.
19641 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
19642 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
19643 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
19644 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
19645 tree-vrp.c: Fix comment typos. Follow spelling conventions.
19646 * doc/tm.texi: Follow spelling conventions.
19648 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19651 * tree-ssa-forwprop.c
19652 (forward_propagate_addr_into_variable_array_index): Remove
19653 the lhs argument. Use the type of def_rhs instead of lhs.
19654 (forward_propagate_addr_expr_1): Update use of
19655 forward_propagate_addr_into_variable_array_index.
19657 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
19658 Nigel Stephens <nigel@mips.com>
19660 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
19661 function attributes, "far" being an alias for "long_call".
19662 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
19663 (mips_near_type_p, mips_far_type_p): New.
19664 (mips_comp_type_attributes): New function to check that attributes
19665 attached to a function type are compatible.
19666 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
19667 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
19668 to the target function of the thunk.
19669 (mips_encode_section_info): Check for "near" and "far" function
19670 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
19672 * config/mips/predicates.md (const_call_insn_operand): Test only
19673 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
19675 * doc/extend.texi (Function Attributes): Document MIPS "near" and
19678 * testsuite/gcc.target/mips/near-far-1.c: New test case.
19679 * testsuite/gcc.target/mips/near-far-2.c: New test case.
19680 * testsuite/gcc.target/mips/near-far-3.c: New test case.
19681 * testsuite/gcc.target/mips/near-far-4.c: New test case.
19683 2007-05-25 Eric Christopher <echristo@apple.com>
19685 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
19686 to x86-darwin configurations.
19687 * config/i386/t-darwin: Add softfp support.
19688 * config/i386/t-darwin64: Ditto.
19689 * config/i386/sfp-machine.h: If mach then don't use
19690 aliasing, emit a stub to call.
19692 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
19694 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
19695 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
19696 tree-predcom.c, tree-ssa-alias-warnings.c,
19697 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
19698 comment typos. Follow spelling conventions.
19699 * doc/cpp.texi, doc/invoke.texi: Fix typos.
19701 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
19704 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
19705 constants into memory. Expand unaligned memory references for
19706 SSE modes via x86_expand_vector_move_misalign() function.
19708 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
19710 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
19711 "memory" attribute for "sseishft" type insn without operands[2].
19713 2007-05-25 Dirk Mueller <dmueller@suse.de>
19714 Marcus Meissner <meissner@suse.de>
19716 * doc/extend.texi (alloc_size): New attribute.
19717 * c-common.c (handle_alloc_size_attribute): New.
19718 * tree-object-size.c (alloc_object_size): Use alloc_size
19719 attribute, if available.
19721 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
19723 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
19725 (__builtin_ia32_vec_ext_v2di): Likewise.
19726 (__builtin_ia32_vec_ext_v4si): Likewise.
19727 (__builtin_ia32_vec_ext_v8hi): Likewise.
19728 (__builtin_ia32_vec_ext_v16qi): Likewise.
19729 (__builtin_ia32_vec_set_v8hi): Likewise.
19731 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
19733 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
19735 2007-05-25 Richard Sandiford <richard@codesourcery.com>
19737 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
19738 (arm_is_longcall_p): Rename to...
19739 (arm_is_long_call_p): ...this. Take a single tree argument and
19741 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
19742 (CUMULATIVE_ARGS): Remove call_cookie.
19743 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
19744 (ENCODED_LONG_CALL_ATTR_P): Delete.
19745 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
19746 LONG_CALL_FLAG_CHAR cases.
19747 (ARM_DECLARE_FUNCTION_SIZE): Delete.
19748 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
19749 ARM_DECLARE_FUNCTION_SIZE.
19750 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
19751 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
19752 (arm_encode_call_attribute, current_file_function_operand): Delete.
19753 (arm_function_in_section_p): New function.
19754 (arm_is_longcall_p): Rename to...
19755 (arm_is_long_call_p): ...this. Take the target function as a single
19756 argument and return a bool. Do not rely on call cookies. Check
19757 whether the target symbol is in the same section as the current
19758 function, not just the same compilation unit.
19759 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
19760 (arm_encode_section_info): Don't encode a call type.
19761 * config/arm/arm.md (call, call_value): Update calls to
19762 arm_is_long(_)call_p. Simplify logic.
19763 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
19764 Update calls to arm_is_long(_)call_p.
19766 2007-05-25 Richard Guenther <rguenther@suse.de>
19768 PR tree-optimization/31982
19769 * tree-ssa-forwprop.c
19770 (forward_propagate_addr_into_variable_array_index): Handle arrays
19771 with element size one.
19773 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
19775 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
19776 (umulsi3_highpart): Likewise.
19778 2007-05-24 Ian Lance Taylor <iant@google.com>
19780 PR rtl-optimization/32069
19781 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
19784 2007-05-24 Ollie Wild <aaw@google.com>
19786 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
19789 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
19791 * postreload-gcse.c (reg_changed_after_insn_p): New function.
19792 (oprs_unchanged_p): Use it to check all registers in a REG.
19793 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
19794 (reg_set_between_after_reload_p): Delete.
19795 (reg_used_between_after_reload_p): Likewise.
19796 (reg_set_or_used_since_bb_start): Likewise.
19797 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
19798 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
19799 Use reg_set_between_p instead of reg_set_between_after_reload_p.
19800 * rtlanal.c (reg_set_p): Check whether REG overlaps
19801 regs_invalidated_by_call, rather than just checking the
19802 membership of REGNO (REG).
19804 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
19806 * doc/passes.texi: Document predictive commoning.
19807 * doc/invoke.texi (-fpredictive-commoning): Document.
19808 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
19809 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
19810 adding indices to the generated name.
19811 (schedule_sm): Pass 0 to get_lsm_tmp_name.
19812 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
19813 * tree-pretty-print.c (op_symbol_1): Renamed to ...
19814 (op_symbol_code): ... and exported.
19815 (dump_omp_clause, op_symbol): Use op_symbol_code
19816 instead of op_symbol_1.
19817 * tree-pass.h (pass_predcom): Declare.
19818 * timevar.def (TV_PREDCOM): New timevar.
19819 * tree-ssa-loop.c (run_tree_predictive_commoning,
19820 gate_tree_predictive_commoning, pass_predcom): New.
19821 * tree-data-ref.c (find_data_references_in_loop): Find the
19822 references in dominance order.
19823 (canonicalize_base_object_address): Ensure that the result has
19825 (dr_analyze_innermost): Export.
19826 (create_data_ref): Code to fail for references with invariant
19828 (find_data_references_in_stmt): ... here.
19829 * tree-data-ref.h (dr_analyze_innermost): Declare.
19830 * tree-affine.c: Include tree-gimple.h and hashtab.h.
19831 (aff_combination_find_elt, name_expansion_hash,
19832 name_expansion_eq, tree_to_aff_combination_expand,
19833 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
19835 * tree-affine.h (aff_combination_constant_multiple_p,
19836 tree_to_aff_combination_expand): Declare.
19837 * tree-predcom.c: New file.
19838 * common.opt (fpredictive-commoning): New option.
19839 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
19840 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
19841 * Makefile.in (tree-predcom.o): Add.
19842 (tree-affine.o): Add TREE_GIMPLE_H dependency.
19843 * passes.c (init_optimization_passes): Add dceloop after
19844 copy propagation in loop optimizer. Add predictive commoning
19845 to loop optimizer passes.
19847 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19849 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
19852 2007-05-24 Jan Hubicka <jh@suse.cz>
19854 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
19856 (genheader): Include statistics.h.
19858 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
19860 * print-rtl.c (flag_dump_unnumbered): Update comments.
19861 (print_rtl): Fix my previous change.
19862 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
19865 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
19867 PR middle-end/32018
19868 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
19870 (thread_through_all_blocks): Call initialize_original_copy_tables
19871 and free_original_copy_tables.
19872 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
19874 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
19875 * cfghooks.c (duplicate_block): Use get_loop_copy.
19876 * cfg.c: Include cfgloop.h.
19877 (loop_copy): New hash table.
19878 (initialize_original_copy_tables): Initialize loop_copy table.
19879 (free_original_copy_tables): Free loop_copy table.
19880 (copy_original_table_clear, copy_original_table_set,
19881 set_loop_copy, get_loop_copy): New functions.
19882 (set_bb_original, set_bb_copy): Use copy_original_table_set.
19883 * cfgloop.h (struct loop): Remove copy field.
19884 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
19885 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
19887 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19889 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
19890 -msse/-msse2/-msse3.
19892 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19894 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
19895 __builtin_ia32_vec_set_v2di with MASK_64BIT.
19897 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
19900 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
19901 * targhooks.h (default_mangle_decl_assembler_name): Declare
19903 * targhooks.c (default_mangle_decl_assembler_name): Define
19905 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
19907 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
19908 * langhooks.c (lhd_set_decl_assembler_name): Call
19909 targetm.mangle_decl_assembler_name for names with global scope.
19911 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
19913 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
19914 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
19916 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
19917 New. Factored out of i386_pe_encode_section_info.
19918 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
19919 Move check for prior decoration of stdcall
19920 symbols to i386_pe_encode_section_info.
19921 (i386_pe_encode_section_info): Adjust call to
19922 gen_stdcall_or_fastcall_suffix. Use
19923 i386_pe_maybe_mangle_decl_assembler_name, if needed.
19924 (i386_pe_mangle_decl_assembler_name): New. Wrap
19925 i386_pe_maybe_mangle_decl_assembler_name.
19927 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
19929 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
19930 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
19931 * langhooks.c (get_signed_or_unsigned_type): Don't check for
19932 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
19933 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
19936 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
19937 Nigel Stephens <nigel@mips.com>
19938 Richard Sandiford <richard@codesourcery.com>
19940 Fix up MIPS16 hard float and add support for complex.
19942 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
19943 (TARGET_SOFT_FLOAT_ABI): New.
19944 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
19945 __mips_soft_float to reflect the ABI in use, not whether the
19946 FPU is directly accessible (e.g., in MIPS16 mode).
19947 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
19948 (UNITS_PER_FPVALUE): Likewise.
19950 * config/mips/mips.c (mips_expand_call): Remove redundant
19951 TARGET_MIPS16 check.
19952 (mips_arg_regno): New.
19953 (function_arg_advance): When setting bits in cum->fp_code for
19954 MIPS16, don't subtract 1 from cum->arg_number, since it is now
19956 (function_arg): Use mips_arg_regno.
19957 (mips_return_mode_in_fpr_p): New.
19958 (mips16_call_stub_mode_suffix): New.
19959 (mips16_cfun_returns_in_fpr_p): New.
19960 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
19961 (mips_output_function_prologue): Test mips16_hard_float, not
19962 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
19963 (mips_expand_epilogue): Call MIPS16 helper routines to copy
19964 return value into a floating-point register.
19965 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
19966 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
19967 (mips16_fp_args): Handle MIPS32r2 ISA which supports
19968 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
19969 word of double arguments from or to the high bits of 64-bit
19970 floating point registers.
19971 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
19972 (mips16_fpret_double): New helper function.
19973 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
19974 support for complex modes. Fill in DECL_RESULT for stubdecl.
19975 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
19977 * config/mips/mips16.S
19978 (RET, ARG1, ARG2): New.
19979 (MERGE_GPRf, MERGE_GPRt): New.
19980 (DELAYt, DELAYf): New.
19981 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
19982 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
19983 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
19984 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
19985 (SFOP): Renamed to...
19986 (OPSF3): This, and macro-ified. Updated all uses.
19987 (SFOP2): Renamed to...
19988 (OPSF2): This, and macro-ified. Updated all uses.
19989 (SFCMP): Renamed to...
19990 (CMPSF): This, and macro-ified. Updated all uses.
19991 (SFREVCMP): Renamed to...
19992 (REVCMPSF): This, and macro-ified. Updated all uses.
19993 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
19994 (LDDBL1, LDDBL2, RETDBL): Deleted.
19995 (DFOP): Renamed to...
19996 (OPDF3): This, and macro-ified. Updated all uses.
19997 (DFOP2): Renamed to...
19998 (OPDF2): This, and macro-ified. Updated all uses.
19999 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
20000 (DFCMP): Renamed to...
20001 (CMPDF): This, and macro-ified. Updated all uses.
20002 (DFREVCMP): Renamed to...
20003 (REVCMPDF): This, and macro-ified. Updated all uses.
20004 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
20005 (RET_FUNCTION): New.
20006 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
20007 (__mips16_ret_sc, __mips16_ret_dc): New.
20008 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
20009 STUB_ARGS_6, STUB_ARGS_10): New.
20010 (CALL_STUB_NO_RET): New.
20011 (__mips16_call_stub_1): Macro-ified.
20012 (__mips16_call_stub_5): Macro-ified.
20013 (__mips16_call_stub_2): Macro-ified.
20014 (__mips16_call_stub_6): Macro-ified.
20015 (__mips16_call_stub_9): Macro-ified.
20016 (__mips16_call_stub_10): Macro-ified.
20017 (CALL_STUB_RET): New.
20018 (__mips16_call_stub_sf_0): Macro-ified.
20019 (__mips16_call_stub_sf_1): Macro-ified.
20020 (__mips16_call_stub_sf_5): Macro-ified.
20021 (__mips16_call_stub_sf_2): Macro-ified.
20022 (__mips16_call_stub_sf_6): Macro-ified.
20023 (__mips16_call_stub_sf_9): Macro-ified.
20024 (__mips16_call_stub_sf_10): Macro-ified.
20025 (__mips16_call_stub_df_0): Macro-ified.
20026 (__mips16_call_stub_df_1): Macro-ified.
20027 (__mips16_call_stub_df_5): Macro-ified.
20028 (__mips16_call_stub_df_2): Macro-ified.
20029 (__mips16_call_stub_df_6): Macro-ified.
20030 (__mips16_call_stub_df_9): Macro-ified.
20031 (__mips16_call_stub_df_10): Macro-ified.
20032 (__mips16_call_stub_sc_0): New.
20033 (__mips16_call_stub_sc_1): New.
20034 (__mips16_call_stub_sc_5): New.
20035 (__mips16_call_stub_sc_2): New.
20036 (__mips16_call_stub_sc_6): New.
20037 (__mips16_call_stub_sc_9): New.
20038 (__mips16_call_stub_sc_10): New.
20039 (__mips16_call_stub_dc_0): New.
20040 (__mips16_call_stub_dc_1): New.
20041 (__mips16_call_stub_dc_5): New.
20042 (__mips16_call_stub_dc_2): New.
20043 (__mips16_call_stub_dc_6): New.
20044 (__mips16_call_stub_dc_9): New.
20045 (__mips16_call_stub_dc_10): New.
20047 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
20048 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
20049 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
20051 2007-05-23 Ian Lance Taylor <iant@google.com>
20053 * doc/invoke.texi (Invoking GCC): Document that the order of the
20056 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
20059 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
20060 * config/score/predicate.md (const_pow2, const_npow2): Remove.
20061 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
20065 * config/score/score.c (score_print_operand): Make sure that only
20066 lower bits are used.
20068 2007-05-22 Ian Lance Taylor <iant@google.com>
20070 * tree-vrp.c (avoid_overflow_infinity): New static function,
20071 broken out of set_value_range_to_value.
20072 (set_value_range_to_value): Call avoid_overflow_infinity.
20073 (extract_range_from_assert): Likewise.
20075 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20077 PR middle-end/31095
20078 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
20079 change the type before looking for a COMPOUND_EXPR.
20081 2007-05-22 Ian Lance Taylor <iant@google.com>
20083 * lower-subreg.c (decompose_multiword_subregs): If we change an
20084 insn, call remove_retval_note on it.
20086 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
20088 * regs.h (end_hard_regno): New function.
20089 (END_HARD_REGNO, END_REGNO): New macros.
20090 (add_to_hard_reg_set): New function.
20091 (remove_from_hard_reg_set): Likewise.
20092 (in_hard_reg_set_p): Likewise.
20093 (overlaps_hard_reg_set_p): Likewise.
20094 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
20095 (note_btr_set): Use END_HARD_REGNO.
20096 * caller-save.c (setup_save_areas): Use end_hard_regno.
20097 (mark_set_regs): Use END_HARD_REGNO.
20098 (add_stored_regs): Use end_hard_regno.
20099 (mark_referenced_regs): Use add_to_hard_reg_set.
20100 * combine.c (update_table_tick): Use END_REGNO.
20101 (record_value_for_reg): Likewise.
20102 (record_dead_and_set_regs): Likewise.
20103 (get_last_value_validate): Likewise.
20104 (use_crosses_set_p): Likewise.
20105 (reg_dead_at_p_1): Likewise.
20106 (reg_dead_at_p): Likewise.
20107 (mark_used_regs_combine): Use add_to_hard_reg_set.
20108 (move_deaths): Use END_HARD_REGNO.
20109 (reg_bitfield_target_p): Use end_hard_regno.
20110 (distribute_notes): Use END_HARD_REGNO.
20111 * cse.c (mention_regs): Use END_REGNO.
20112 (insert): Use add_to_hard_reg_set.
20113 (invalidate): Use END_HARD_REGNO.
20114 (invalidate_for_call): Likewise.
20115 (exp_equiv_p): Use END_REGNO.
20116 (cse_insn): Likewise.
20117 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
20118 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
20119 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
20120 * function.c (keep_stack_depressed): Use end_hard_regno.
20121 * global.c (global_alloc): Use end_hard_regno.
20122 (global_conflicts): Use add_to_hard_reg_set instead of
20124 (find_reg): Likewise.
20125 (mark_reg_store): Likewise.
20126 (mark_reg_conflicts): Likewise.
20127 (mark_reg_death): Use remove_from_hard_reg_set.
20128 (mark_reg_live_nc): Delete.
20129 (set_preference): Use end_hard_regno.
20130 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
20131 remove_from_hard_reg_set.
20132 (post_mark_life): Use add_to_hard_reg_set.
20133 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
20134 (reg_becomes_live): Use add_to_hard_reg_set.
20135 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
20136 (peep2_find_free_register): Use add_to_hard_reg_set.
20137 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
20138 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
20139 * regrename.c (note_sets): Use add_to_hard_reg_set.
20140 (clear_dead_regs): Use remove_from_hard_reg_set.
20141 (regrename_optimize): Use add_to_hard_reg_set.
20142 (find_oldest_value_reg): Use in_hard_reg_set_p.
20143 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
20144 (hard_reg_set_here_p): Use end_hard_regno.
20145 (decompose): Likewise.
20146 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
20147 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
20148 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
20149 (mark_home_live): Use end_hard_regno.
20150 (spill_hard_reg): Likewise.
20151 (clear_reload_reg_in_use): Likewise.
20152 * reorg.c (delete_prior_computation): Use END_REGNO.
20153 * resource.c (update_live_status): Use END_HARD_REGNO.
20154 (mark_referenced_resources): Use add_to_hard_reg_set.
20155 (mark_set_resources): Likewise.
20156 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
20157 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
20158 (reg_overlap_mentioned_p): Likewise.
20159 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
20160 (covers_regno_no_parallel_p): Use END_REGNO.
20161 (find_regno_note): Likewise.
20162 (find_reg_fusage): Use END_HARD_REGNO.
20163 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
20164 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
20166 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
20168 * mode-switching.c (reg_dies): Change type of second argument to
20170 (optimize_mode_switching): Update accordingly.
20172 2007-05-22 Richard Sandiford <richard@codesourcery.com>
20174 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
20176 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
20177 (hard_reg_set_empty_p): ...these new functions.
20178 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
20179 GO_IF_HARD_REG_SUBSET.
20180 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
20181 instead of GO_IF_HARD_REG_EQUAL.
20182 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
20183 instead of GO_IF_HARD_REG_EQUAL.
20184 * global.c (find_reg): Use hard_reg_set_empty_p instead of
20185 GO_IF_HARD_REG_SUBSET.
20186 (modify_reg_pav): Use hard_reg_set_empty_p instead of
20187 GO_IF_HARD_REG_EQUAL.
20188 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
20189 of GO_IF_HARD_REG_SUBSET.
20190 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
20191 instead of GO_IF_HARD_REG_EQUAL.
20192 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
20193 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
20194 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
20195 of GO_IF_HARD_REG_SUBSET,
20196 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
20197 GO_IF_HARD_REG_SUBSET.
20198 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
20199 instead of GO_IF_HARD_REG_EQUAL.
20200 * config/sh/sh.c (push_regs, calc_live_regs): Use
20201 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
20202 (hard_regs_intersect_p): Delete.
20204 2007-05-22 Janis Johnson <janis187@us.ibm.com>
20206 * doc/sourcebuild.texi (Test Directives) Add dg-message.
20208 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
20209 Richard Henderson <rth@redhat.com>
20211 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
20213 (x86_64-*-*): Likewise.
20215 * config/i386/i386-modes.def (V2QI): New.
20217 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
20219 (override_options): Support SSE4.1.
20220 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
20221 (IX86_BUILTIN_BLENDPS): Likewise.
20222 (IX86_BUILTIN_BLENDVPD): Likewise.
20223 (IX86_BUILTIN_BLENDVPS): Likewise.
20224 (IX86_BUILTIN_PBLENDVB128): Likewise.
20225 (IX86_BUILTIN_PBLENDW128): Likewise.
20226 (IX86_BUILTIN_DPPD): Likewise.
20227 (IX86_BUILTIN_DPPS): Likewise.
20228 (IX86_BUILTIN_INSERTPS128): Likewise.
20229 (IX86_BUILTIN_MOVNTDQA): Likewise.
20230 (IX86_BUILTIN_MPSADBW128): Likewise.
20231 (IX86_BUILTIN_PACKUSDW128): Likewise.
20232 (IX86_BUILTIN_PCMPEQQ): Likewise.
20233 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
20234 (IX86_BUILTIN_PMAXSB128): Likewise.
20235 (IX86_BUILTIN_PMAXSD128): Likewise.
20236 (IX86_BUILTIN_PMAXUD128): Likewise.
20237 (IX86_BUILTIN_PMAXUW128): Likewise.
20238 (IX86_BUILTIN_PMINSB128): Likewise.
20239 (IX86_BUILTIN_PMINSD128): Likewise.
20240 (IX86_BUILTIN_PMINUD128): Likewise.
20241 (IX86_BUILTIN_PMINUW128): Likewise.
20242 (IX86_BUILTIN_PMOVSXBW128): Likewise.
20243 (IX86_BUILTIN_PMOVSXBD128): Likewise.
20244 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
20245 (IX86_BUILTIN_PMOVSXWD128): Likewise.
20246 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
20247 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
20248 (IX86_BUILTIN_PMOVZXBW128): Likewise.
20249 (IX86_BUILTIN_PMOVZXBD128): Likewise.
20250 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
20251 (IX86_BUILTIN_PMOVZXWD128): Likewise.
20252 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
20253 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
20254 (IX86_BUILTIN_PMULDQ128): Likewise.
20255 (IX86_BUILTIN_PMULLD128): Likewise.
20256 (IX86_BUILTIN_ROUNDPD): Likewise.
20257 (IX86_BUILTIN_ROUNDPS): Likewise.
20258 (IX86_BUILTIN_ROUNDSD): Likewise.
20259 (IX86_BUILTIN_ROUNDSS): Likewise.
20260 (IX86_BUILTIN_PTESTZ): Likewise.
20261 (IX86_BUILTIN_PTESTC): Likewise.
20262 (IX86_BUILTIN_PTESTNZC): Likewise.
20263 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
20264 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
20265 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
20266 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
20267 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
20268 (bdesc_ptest): New.
20269 (bdesc_sse_3arg): Likewise.
20270 (bdesc_2arg): Likewise.
20271 (bdesc_1arg): Likewise.
20272 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
20274 (ix86_expand_sse_4_operands_builtin): New.
20275 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
20276 smaller than 8 bits as the 2nd arg.
20277 (ix86_expand_sse_ptest): New.
20278 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
20279 (ix86_expand_vector_set): Support SSE4.1.
20280 (ix86_expand_vector_extract): Likewise.
20282 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
20283 __SSE4_1__ for -msse4.1.
20285 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
20286 (UNSPEC_INSERTPS): Likewise.
20287 (UNSPEC_DP): Likewise.
20288 (UNSPEC_MOVNTDQA): Likewise.
20289 (UNSPEC_MPSADBW): Likewise.
20290 (UNSPEC_PHMINPOSUW): Likewise.
20291 (UNSPEC_PTEST): Likewise.
20292 (UNSPEC_ROUNDP): Likewise.
20293 (UNSPEC_ROUNDS): Likewise.
20295 * config/i386/i386.opt (msse4.1): New for SSE4.1.
20297 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
20298 (const_pow2_1_to_32768_operand): Likewise.
20300 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
20303 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
20305 (sse4_1_insertps): Likewise.
20306 (*sse4_1_extractps): Likewise.
20307 (sse4_1_ptest): Likewise.
20308 (sse4_1_mulv2siv2di3): Likewise.
20309 (*sse4_1_mulv4si3): Likewise.
20310 (*sse4_1_smax<mode>3): Likewise.
20311 (*sse4_1_umax<mode>3): Likewise.
20312 (*sse4_1_smin<mode>3): Likewise.
20313 (*sse4_1_umin<mode>3): Likewise.
20314 (sse4_1_eqv2di3): Likewise.
20315 (*sse4_1_pinsrb): Likewise.
20316 (*sse4_1_pinsrd): Likewise.
20317 (*sse4_1_pinsrq): Likewise.
20318 (*sse4_1_pextrb): Likewise.
20319 (*sse4_1_pextrb_memory): Likewise.
20320 (*sse4_1_pextrw_memory): Likewise.
20321 (*sse4_1_pextrq): Likewise.
20322 (sse4_1_blendpd): Likewise.
20323 (sse4_1_blendps): Likewise.
20324 (sse4_1_blendvpd): Likewise.
20325 (sse4_1_blendvps): Likewise.
20326 (sse4_1_dppd): Likewise.
20327 (sse4_1_dpps): Likewise.
20328 (sse4_1_movntdqa): Likewise.
20329 (sse4_1_mpsadbw): Likewise.
20330 (sse4_1_packusdw): Likewise.
20331 (sse4_1_pblendvb): Likewise.
20332 (sse4_1_pblendw): Likewise.
20333 (sse4_1_phminposuw): Likewise.
20334 (sse4_1_extendv8qiv8hi2): Likewise.
20335 (*sse4_1_extendv8qiv8hi2): Likewise.
20336 (sse4_1_extendv4qiv4si2): Likewise.
20337 (*sse4_1_extendv4qiv4si2): Likewise.
20338 (sse4_1_extendv2qiv2di2): Likewise.
20339 (*sse4_1_extendv2qiv2di2): Likewise.
20340 (sse4_1_extendv4hiv4si2): Likewise.
20341 (*sse4_1_extendv4hiv4si2): Likewise.
20342 (sse4_1_extendv2hiv2di2): Likewise.
20343 (*sse4_1_extendv2hiv2di2): Likewise.
20344 (sse4_1_extendv2siv2di2): Likewise.
20345 (*sse4_1_extendv2siv2di2): Likewise.
20346 (sse4_1_zero_extendv8qiv8hi2): Likewise.
20347 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
20348 (sse4_1_zero_extendv4qiv4si2): Likewise.
20349 (*sse4_1_zero_extendv4qiv4si2): Likewise.
20350 (sse4_1_zero_extendv2qiv2di2): Likewise.
20351 (*sse4_1_zero_extendv2qiv2di2): Likewise.
20352 (sse4_1_zero_extendv4hiv4si2): Likewise.
20353 (*sse4_1_zero_extendv4hiv4si2): Likewise.
20354 (sse4_1_zero_extendv2hiv2di2): Likewise.
20355 (*sse4_1_zero_extendv2hiv2di2): Likewise.
20356 (sse4_1_zero_extendv2siv2di2): Likewise.
20357 (*sse4_1_zero_extendv2siv2di2): Likewise.
20358 (sse4_1_roundpd): Likewise.
20359 (sse4_1_roundps): Likewise.
20360 (sse4_1_roundsd): Likewise.
20361 (sse4_1_roundss): Likewise.
20362 (mulv4si3): Don't expand for SSE4.1.
20363 (smax<mode>3): Likewise.
20364 (umaxv4si3): Likewise.
20365 (uminv16qi3): Likewise.
20366 (umin<mode>3): Likewise.
20367 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
20369 * doc/extend.texi: Document SSE4.1 built-in functions.
20371 * doc/invoke.texi: Document -msse4.1.
20373 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
20375 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
20376 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
20377 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
20378 (ASM_SPEC): Add asm_pcrel_spec.
20379 (EXTRA_SPECS): Add asm_pcrel_spec.
20381 2007-05-21 David Daney <ddaney@avtrex.com>
20383 * doc/install.texi (Building a cross compiler): Add requirements
20384 for Java cross compiler.
20386 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20388 PR middle-end/31995
20389 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
20390 Add loopno argument. Use evolution_function_is_invariant_rec_p
20391 instead of evolution_function_is_constant_p.
20392 Update calls to evolution_function_is_affine_multivariate_p.
20393 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
20394 Add loopno argument.
20395 * tree-scalar-evolution.c (gather_chrec_stats): Call
20396 evolution_function_is_affine_multivariate_p with a loop
20398 * tree-data-ref.c (analyze_miv_subscript): Likewise.
20399 (analyze_overlapping_iterations): Likewise.
20400 (access_functions_are_affine_or_constant_p): Likewise.
20401 (build_classic_dist_vector_1): If the access functions
20402 are equal, don't do anything.
20404 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
20405 Paolo Carlini <pcarlini@suse.de>
20406 Uros Bizjak <ubizjak@gmail.com>
20408 * c-cppbuiltin.c (c_cpp_builtins): Define
20409 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
20410 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
20411 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
20412 * doc/cpp.texi ([Standard Predefined Macros]): Document.
20414 2007-05-21 Mike Stump <mrs@apple.com>
20416 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
20418 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
20420 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
20422 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
20423 implementation if __OPTIMIZE__ is not defined.
20424 (_mm_alignr_pi8): Ditto.
20425 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
20426 (_mm_inserti_si64): Ditto.
20427 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
20428 (_mm_slli_epi16): Ditto.
20429 (_mm_slli_epi32): Ditto.
20430 (_mm_slli_epi64): Ditto.
20431 (_mm_srai_epi16): Ditto.
20432 (_mm_srai_epi32): Ditto.
20433 (_mm_srli_si128): Ditto.
20434 (_mm_slli_si128): Ditto.
20435 (_mm_srli_epi16): Ditto.
20436 (_mm_srli_epi32): Ditto.
20437 (_mm_srli_epi64): Ditto.
20438 (_mm_extract_epi16): Ditto.
20439 (_mm_insert_epi16): Ditto.
20440 (_mm_shufflehi_epi16): Ditto.
20441 (_mm_shufflelo_epi16): Ditto.
20442 (_mm_shuffle_epi32): Ditto.
20443 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
20444 (_m_pextrw): Ditto.
20445 (_mm_insert_pi16): Ditto.
20446 (_m_pinsrw): Ditto.
20447 (_mm_shuffle_pi16): Ditto.
20448 (_m_pshufw): Ditto.
20449 (_mm_shufle_ps): Ditto.
20450 (_mm_prefetch): Ditto.
20452 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
20454 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
20455 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
20456 * real.c (encode_i370_single, decode_i370_single,
20457 encode_i370_double, decode_i370_double): Functions removed.
20458 (i370_single_format, i370_double_format): Initializations removed.
20459 (real_maxval, round_for_format, exact_real_truncate, significand_size):
20460 Consider the log2_b field to always be one.
20461 (ieee_single_format, mips_single_format, coldfire_single_format,
20462 ieee_double_format, mips_double_format, coldfire_double_format,
20463 ieee_extended_motorola_format, ieee_extended_intel_96_format,
20464 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
20465 ibm_extended_format, mips_extended_format, ieee_quad_format,
20466 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
20467 decimal_single_format, decimal_double_format, decimal_quad_format,
20468 c4x_single_format, c4x_extended_format, real_internal_format): Remove
20469 initialization of log2_b.
20470 * real.h (i370_single_format, i370_double_format): Declarations
20472 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
20473 field to always be one.
20475 2007-05-21 Andreas Schwab <schwab@suse.de>
20477 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
20478 NOTE_INSN_BASIC_BLOCK_P.
20479 (process_for_unwind_directive): Likewise.
20481 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
20483 * builtins.c (expand_builtin_setjmp_setup): Update comment.
20484 * function.h (struct function): Move va_list_gpr_size,
20485 va_list_fpr_size, function_frequency to front of bitfields. Add
20487 (current_function_calls_unwind_init): New.
20488 * except.c (expand_builtin_unwind_init): Set
20489 current_function_calls_unwind_init not
20490 current_function_has_nonlocal_label.
20491 * reload1.c (has_nonexceptional_receiver): New.
20492 (reload): Use it and current_function_calls_unwind_init to
20493 determine whether call-saved regs must be saved.
20495 2007-05-20 Jan Hubicka <jh@suse.cz>
20497 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
20498 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20499 * ddg.c (create_ddg): LIkewise.
20500 * final.c (final): Remove hunk moving line number notes around since
20501 they are no longer present at this stage.
20502 (final_scan_insn): Use NOTE_KIND instead of
20503 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20504 (output_asm_label): Likewise.
20505 * reorg.c (dbr_schedule): Likewise.
20506 * haifa-sched.c (unlink_other_notes): Likewise.
20507 * mode-switching.c (optimize_mode_switching): Likewise.
20508 * graph.c (start_bb): Likewise.
20509 * rtl.def (NOTE): Update description.
20510 * jump.c (squeeze_notes): Delete.
20511 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
20512 NOTE_INSN_BASIC_BLOCK_P when possible.
20513 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
20514 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
20515 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20516 (dwarf2out_var_location): Likewise.
20517 * cfgbuild.c (make_edges): Likewise.
20518 (find_basic_blocks_1): Likewise.
20519 * function.c (reorder_blocks_1): Likewise.
20520 (epilogue_done): Likewise.
20521 (reposition_prologue_and_epilogue_notes): Likewise.
20522 * print-rtl.c (print_rtx): Likewise; drop code for printing
20524 (print_rtl): Likewise.
20525 (print_rtl_single): Likewise.
20526 * gcse.c (insert_insn_start_bb): Likewise.
20527 * alias.c (init_alias_analysis): Likewise.
20528 * calls.c (fixup_tail_calls): Likewise.
20529 * except.c (sjlj_emit_function_enter): Likewise.
20530 * emit-rtl.c (add_insn_after): Likeiwse.
20531 (emit_label_before): Likewise.
20532 (emit_label_after): Likewise.
20533 (emit_note_before, emit_note_after, emit_note): Update
20534 parameter to be enum insn_note; do not deal with source
20536 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
20537 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
20539 (merge_blocks_move_successor_nojumps): Simplify now when
20540 we don't have BLOCK notes.
20541 (try_optimize_cfg): Likewise.
20542 * cfglayout.c (skip_insns_after_block): Likewise.
20543 (record_effective_endpoints): Likewise.
20544 (duplicate_insn_chain): Likewise.
20545 * varasm.c (output_constant_pool_1): Likewise.
20546 * sched-deps.c (sched_analyze): Likewise.
20547 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
20549 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
20550 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
20551 (SET_INSN_DELETED): Simplify.
20552 (NOTE_LINE_NUMBER): Exterminate.
20553 (NOTE_LINE_KIND): New.
20554 (NOTE_INSN_BASIC_BLOCK_P): Update.
20555 (enum insn_note): Simplify.
20556 (GET_NOTE_INSN_NAME) Simplify.
20557 (emit_note_before, emit_note_after, emit_note): Update prototype.
20558 (squeeze_notes): Remove.
20559 * sched-int.h (NOTE_NOT_BB_P): Update.
20560 * resource.c (mark_target_live_regs): Update.
20561 * sched-rgn.c (debug_dependencies): Update.
20562 * sched-vis.c (print_insn): Update.
20563 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
20564 * config/i386/i386.c (ix86_output_function_epilogue): Update.
20565 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
20566 (TARGET_ADJUST_UNROLL_MAX): Likewise.
20567 (split_branches): Update.
20568 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
20570 (sh_adjust_unroll_max): Exterminate.
20571 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
20572 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
20573 (m68hc11_reorg): Likewise.
20574 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
20575 (emit_predicate_relation_info): Update.
20576 (process_for_unwind_directive): Update.
20577 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
20578 (output_call): Update.
20579 * config/pa/pa.c (output_lbranch): Update.
20580 (output_millicode_call): Update.
20581 (output_call): Update.
20582 (pa_combine_instructions): Update.
20583 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
20584 * config/bfin/bfin.c (gen_one_bundle): Update.
20585 * cfgrtl.c (can_delete_note_p): Update.
20586 (delete_insn): Update.
20587 (rtl_merge_blocks): Update.
20588 (commit_one_edge_insertion): Update.
20589 (rtl_verify_flow_info): Update.
20590 * stmt.c (expand_case): Do not call squeeze_notes.
20592 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20599 * c.opt (Wtype-limits): New.
20600 * doc/invoke.texi (Wtype-limits): Document it.
20601 (Wextra): Enabled by -Wextra.
20602 * c-opts.c (c_common_post_options): Enabled by -Wextra.
20603 * c-common.c (shorten_compare): Warn with Wtype-limits.
20605 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
20607 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
20608 inlined function, not as a macro.
20609 (_mm_alignr_pi8): Ditto.
20610 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
20611 (_mm_inserti_si64): Ditto.
20612 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
20613 (_mm_extract_epi16): Ditto.
20614 (_mm_insert_epi16): Ditto.
20615 (_mm_shufflehi_epi16): Ditto.
20616 (_mm_shufflelo_epi16): Ditto.
20617 (_mm_shuffle_epi32): Ditto.
20618 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
20619 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
20621 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
20623 (_m_to_float): Use C89 compatible assignment.
20625 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
20628 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
20630 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20633 * doc/invoke.texi (Wreturn-type): Complete description.
20634 (Wextra): Delete item about return-type warning.
20635 * c-decl.c: Delete redundant Wextra warning.
20637 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
20640 * config/i386/pmmintrin.h: Do not include xmmintrin.h
20641 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
20642 inlined function, not as a macro.
20643 (_mm_prefetch): Ditto.
20644 (_m_pextrw): Ditto.
20645 (_mm_insert_pi16): Ditto.
20646 (_m_pinsrw): Ditto.
20647 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
20648 (_m_pshufw): Ditto. Add const to __N argument.
20649 (_mm_shufle_ps): Ditto. Add const to __mask argument.
20650 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
20651 (_mm_slli_epi32): Ditto.
20652 (_mm_srli_si128): Implement as always inlined function, not as a
20653 macro. Add __inline to function declaration.
20654 (_mm_slli_si128): Ditto.
20656 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
20658 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
20659 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
20661 (struct fenv): New structure.
20662 (FP_HANDLE_EXCEPTIONS): New define.
20663 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
20664 (_FP_DECL_EXP): New define.
20665 (FP_INIT_ROUNDMODE): New define.
20666 (FP_ROUNDMODE): New define.
20668 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20670 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
20671 (Wconversion): Update description.
20672 (Wconversion-sign): New.
20673 * c.opt (Wconversion-sign): New.
20674 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
20675 means disabled for C++. Otherwise, take the status of Wconversion.
20676 * c-common.c (conversion_warning): Warn with either Wconversion or
20678 (warnings_for_convert_and_check): Conditions are already checked by
20679 conversion_warning.
20680 (convert_and_check): Don't check warnings if the conversion failed.
20682 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
20683 Anatoly Sokolov <aesok@dol.ru>
20685 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
20686 avr_epilogue_uses) : Add declaration.
20687 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
20688 * config/avr/constraints.md (R): New constraint.
20689 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
20690 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
20691 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
20692 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
20693 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
20694 call_prologue_saves, epilogue_restores, return_from_epilogue,
20695 return_from_main_epilogue, return_from_interrupt_epilogue,
20696 return_from_naked_epilogue, prologue, epilogue): New patterns.
20697 (jump): Handle symbol reference.
20698 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
20699 avr_output_function_prologue, avr_output_function_epilogue): Remove
20701 (avr_init_machine_status, expand_prologue, expand_epilogue,
20702 avr_asm_function_end_prologue, avr_epilogue_uses,
20703 avr_asm_function_begin_epilogue): New functions.
20704 (prologue_size, epilogue_size, jump_tables_size): Remove global
20706 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
20707 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
20708 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
20709 (avr_override_options): Initialise init_machine_status.
20710 (output_movhi): Handle all stack pointer loads.
20711 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
20712 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
20713 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
20714 (EPILOGUE_USES) Redefine.
20715 (machine_function) Declare.
20717 2007-05-19 Richard Sandiford <richard@codesourcery.com>
20719 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
20720 Use a single return statement.
20722 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20724 PR middle-end/30250
20725 * builtins.c (do_mpfr_lgamma_r): New.
20726 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
20727 * tree.h (CASE_FLT_FN_REENT): New.
20729 2007-05-18 Geoffrey Keating <geoffk@apple.com>
20731 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
20732 (output_die): Use 'unsigned long' with %x.
20733 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
20734 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
20735 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
20737 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
20739 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
20744 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
20745 true if function has no argument.
20747 2007-05-18 DJ Delorie <dj@redhat.com>
20749 * config/mips/mips.c (mips_offset_within_alignment_p): New.
20750 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
20752 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
20754 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
20755 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
20756 count_trailing_zeros.
20757 (__i386__): Implement count_leading_zeros using __builtin_clz().
20758 Implement count_trailing_zeros usign __builtin_ctz().
20760 2007-05-18 Richard Sandiford <richard@codesourcery.com>
20762 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
20764 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
20766 PR middle-end/31344
20767 * expr.c (emit_move_change_mode): Change mode of push operands here.
20769 2007-05-17 Ian Lance Taylor <iant@google.com>
20771 PR tree-optimization/31953
20772 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
20773 Change all callers.
20774 (set_value_range_to_null): Call set_value_range_to_value.
20775 (extract_range_from_comparison): Likewise.
20777 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20779 * toplev.c (print_version): Output GMP/MPFR version info.
20781 * builtins.c (CASE_MATHFN_REENT): New macro.
20782 (mathfn_built_in): Use it.
20783 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
20784 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
20785 BUILT_IN_LGAMMAL_R): New.
20786 * doc/extend.texi: Document new builtins.
20788 PR middle-end/31796
20789 * builtins.c (do_mpfr_remquo): New.
20790 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
20791 (fold_builtin_3): Handle BUILT_IN_REMQUO.
20793 PR middle-end/30251
20794 * builtins.c (fold_builtin_1): Handle y0, y1.
20795 (fold_builtin_2): Handle yn.
20797 PR middle-end/30251
20798 * builtins.c (do_mpfr_bessel_n): New.
20799 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
20800 (fold_builtin_2): Handle BUILT_IN_JN.
20802 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
20805 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
20806 TYPE_PRECISION (intmax_type_node).
20808 2007-05-17 Steve Ellcey <sje@cup.hp.com>
20811 * reload.c (subst_reloads): Remove checking.
20813 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
20815 PR rtl-optimization/31691
20816 * combine.c (simplify_set): Build a new src pattern instead of
20817 substituting its operands in the COMPARE case.
20819 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
20821 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
20822 (execute_vrp): Preserve loops through jump threading.
20823 * tree-ssa-threadupdate.c (thread_single_edge,
20824 dbds_continue_enumeration_p, determine_bb_domination_status,
20825 thread_through_loop_header): New functions.
20826 (create_edge_and_update_destination_phis,
20827 create_edge_and_update_destination_phis): Set loops for the new blocks.
20828 (prune_undesirable_thread_requests): Removed.
20829 (redirect_edges): Do not pretend that redirect_edge_and_branch can
20831 (thread_block): Do not call prune_undesirable_thread_requests.
20833 (mark_threaded_blocks): Select edges to thread here.
20834 (thread_through_all_blocks): Take may_peel_loop_headers argument.
20835 Thread edges through loop headers independently.
20836 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
20837 * tree-pass.h (TODO_mark_first_instance): New.
20838 (first_pass_instance): Declare.
20839 * cfghooks.c (duplicate_block): Put the block to the original loop
20840 if copy is not specified.
20841 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
20842 jump threading. Pass may_peel_loop_headers to
20843 thread_through_all_blocks according to first_pass_instance.
20844 * cfgloop.h (create_preheader): Declare.
20845 * tree-flow.h (thread_through_all_blocks): Declaration changed.
20846 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
20847 * passes.c (first_pass_instance): New variable.
20848 (next_pass_1): Set TODO_mark_first_instance.
20849 (execute_todo): Set first_pass_instance.
20851 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
20853 PR tree-optimization/24659
20854 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
20855 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
20856 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
20857 OTI_vec_pack_ufix_trunc.
20858 (vec_unpacks_float_hi_optab): Define new macro.
20859 (vec_unpacks_float_lo_optab): Ditto.
20860 (vec_unpacku_float_hi_optab): Ditto.
20861 (vec_unpacku_float_lo_optab): Ditto.
20862 (vec_pack_sfix_trunc_optab): Ditto.
20863 (vec_pack_ufix_trunc_optab): Ditto.
20864 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
20865 and vec_pack_[s|u]fix_trunc_optab using
20866 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
20867 * tree-vectorizer.c (supportable_widening_operation): Handle
20868 FLOAT_EXPR and CONVERT_EXPR. Update comment.
20869 (supportable_narrowing_operation): New function.
20870 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
20871 * tree-vect-transform.c (vectorizable_conversion): Handle
20872 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
20873 (vect_gen_widened_results_half): Move before vectorizable_conversion.
20874 (vectorizable_type_demotion): Call supportable_narrowing_operation()
20875 to check for target support.
20876 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
20877 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
20878 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
20879 for VEC_PACK_FIX_TRUNC_EXPR.
20880 (expand_binop): Special case mode of the result for
20881 vec_pack_[u|s]fix_trunc_optab.
20882 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
20883 vec_pack_[u|s]fix_trunc_optab.
20885 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
20886 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
20887 * tree-pretty-print.c (dump_generic_node): Handle
20888 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
20889 VEC_PACK_FIX_TRUNC_EXPR.
20891 * expr.c (expand_expr_real_1): Ditto.
20892 * tree-inline.c (estimate_num_insns_1): Ditto.
20893 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
20895 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
20896 (vec_unpacks_float_lo_v8hi): Ditto.
20897 (vec_unpacku_float_hi_v8hi): Ditto.
20898 (vec_unpacku_float_lo_v8hi): Ditto.
20899 (vec_unpacks_float_hi_v4si): Ditto.
20900 (vec_unpacks_float_lo_v4si): Ditto.
20901 (vec_pack_sfix_trunc_v2df): Ditto.
20903 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
20905 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
20906 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
20907 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
20908 [vec_pack_ufix_trunc]: Ditto.
20909 [vec_unpacks_float_hi]: Ditto.
20910 [vec_unpacks_float_lo]: Ditto.
20911 [vec_unpacku_float_hi]: Ditto.
20912 [vec_unpacku_float_lo]: Ditto.
20914 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
20916 * soft-fp/README: Update for new files.
20917 * soft-fp/floattisf.c: New file.
20918 * soft-fp/floattidf.c: New file.
20919 * soft-fp/floattitf.c: New file.
20920 * soft-fp/floatuntisf.c: New file.
20921 * soft-fp/floatuntidf.c: New file.
20922 * soft-fp/floatuntitf.c: New file.
20923 * soft-fp/fixsfti.c: New file.
20924 * soft-fp/fixdfti.c: New file.
20925 * soft-fp/fixtfti.c: New file.
20926 * soft-fp/fixunssfti.c: New file.
20927 * soft-fp/fixunsdfti.c: New file.
20928 * soft-fp/fixunstfti.c: New file.
20929 * soft-fp/extendxftf.c: New file.
20930 * soft-fp/trunctfxf.c: New file.
20932 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
20933 (__trunctfxf2): Ditto.
20935 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
20936 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
20937 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
20938 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
20939 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
20940 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
20942 * config/i386/t-fprules-softfp64: New file.
20943 * config/i386/sfp-machine.h: New file.
20944 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
20945 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
20946 and soft-fp/t-softfp to tmake_file.
20947 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
20948 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
20950 * config/i386/t-linux64 (softfp_wrap_start): New.
20951 (softfp_wrap_end): New.
20952 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
20953 supported for TARGET_64BIT.
20955 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
20957 * c-common.c (c_common_signed_or_unsigned_type): Emulate
20958 c_common_unsigned_type behavior.
20960 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
20962 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
20965 2007-05-16 Eric Christopher <echristo@apple.com>
20967 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
20968 saving after stack push. Set sp_offset whenever we push.
20969 (rs6000_emit_epilogue): Move altivec register restore before
20972 2007-05-16 Richard Sandiford <richard@codesourcery.com>
20974 * configure.ac: Allow sysroots to be relocated under $prefix as
20975 well as $exec_prefix.
20976 * configure: Regenerate.
20978 2007-05-16 Richard Sandiford <richard@codesourcery.com>
20982 2007-05-12 Richard Sandiford <richard@codesourcery.com>
20984 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
20985 (gcc_tooldir): Likewise.
20986 * configure: Regenerate.
20987 * Makefile.in (libsubdir_to_prefix): New variable, based on the
20988 old configure.ac gcc_tooldir setting.
20989 (prefix_to_exec_prefix): New variable.
20990 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
20991 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
20993 2007-05-14 Janis Johnson <janis187@us.ibm.com>
20995 * c-typeck.c (build_binary_op): Return early for error.
20997 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
20999 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
21000 struct nb_iter_bound.
21001 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
21002 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
21003 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
21004 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
21005 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
21006 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
21007 (del_scev_info): Use ggc_free.
21008 (scev_initialize): Allocate scalar_evolution_info in gc memory.
21009 * loop-init.c: Include ggc.h.
21010 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
21011 (loop_optimizer_finalize): Use ggc_free.
21012 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
21013 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
21014 pass_iv_optimize): Add TODO_ggc_collect.
21015 * function.h (struct function): Remove skip marker from
21017 * cfgloop.c: Include ggc.h.
21018 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
21020 (establish_preds): Vector superloops is gc allocated.
21021 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
21023 (flow_loops_find): Vector larray is gc allocated.
21024 (loop_exit_free): Use ggc_free.
21025 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
21026 that head of exits list is now not a part of struct loop.
21027 (record_loop_exits): Allocate exits table in gc memory.
21028 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
21029 that head of exits list is now not a part of struct loop.
21030 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
21031 struct loop_exit): Add GTY marker.
21032 (struct loop): Add GTY marker. Make superloops vector gc allocated.
21033 Add skip marker to aux field. Make head of exits list a separate
21035 (struct loops): Add GTY marker. Make larray vector gc allocated.
21036 Add param marker to exits table.
21037 (get_loops): Type changed.
21038 * Makefile.in (tree-scalar-evolution.o): Add
21039 gt-tree-scalar-evolution.h dependency.
21040 (cfgloop.o, loop-init.o): Add ggc.h dependency.
21041 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
21042 * basic-block.h (struct basic_block_def): Remove skip marker from
21045 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
21047 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
21048 of 0 in the call to expand_expr().
21049 (expand_builtin_mathfn_3): Ditto.
21050 (expand_builtin_interclass_mathfn): Ditto.
21051 (expand_builtin_cexpi): Ditto.
21052 (expand_builtin_int_roundingfn): Ditto.
21053 (expand_builtin_int_roundingfn_2): Ditto.
21054 (expand_builtin_pow): Ditto.
21055 (expand_builtin_powi): Ditto.
21056 (expand_builtin_bswap): Ditto.
21057 (expand_builtin_unop): Ditto.
21058 (expand_builtin_fabs): Ditto.
21059 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
21060 the call to expand_expr().
21061 (expand_builtin_sync_operation): Ditto.
21062 (expand_builtin_compare_and_swap): Ditto.
21063 (expand_builtin_lock_test_and_set): Ditto.
21064 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
21065 instead of 0 in the call to expand_expr().
21066 (expand_builtin_extract_return_addr): Ditto.
21067 (expand_builtin_eh_return): Ditto.
21068 (expand_eh_return): Ditto.
21069 * explow.c (expr_size): Ditto.
21070 * expr.c (optimize_bitfield_assignment_op): Ditto.
21071 (expand_assignement): Ditto.
21072 (store_expr): Ditto.
21073 (store_field): Ditto.
21074 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
21075 the call to expand_expr().
21076 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
21077 in the call to expand_expr().
21078 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
21079 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
21080 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
21082 * optabs.c (expand_vec_shift_expr): Ditto.
21083 (expand_vec_cond_expr): Ditto.
21084 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
21085 call to expand_expr().
21086 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
21087 in the call to expand_expr().
21089 2007-05-14 Dave Korn <dave.korn@artimi.com>
21091 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
21093 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
21095 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
21096 instead of c_common_unsigned_type.
21097 (c_common_unsigned_type): Remove.
21098 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
21099 c_common_unsigned_type.
21100 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
21101 c_common_unsigned_type.
21102 * c-common.h (c_common_unsigned_type): Remove.
21103 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
21104 c_common_unsigned_type.
21105 * c-format.c (check_format_types): Use unsigned_type_for instead of
21106 c_common_unsigned_type.
21107 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
21108 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
21109 of c_common_unsigned_type.
21110 * convert.c (convert_to_integer): Use unsigned_type_for instead of
21111 lang_hooks.types.unsigned_type.
21112 * expmed.c (make_tree): Use unsigned_type_for instead of
21113 lang_hooks.types.unsigned_type.
21114 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
21115 lang_hooks.types.unsigned_type.
21116 (build_range_check): Likewise.
21117 (fold_unary): Likewise.
21118 (fold_binary): Likewise.
21119 (fold_ternary): Likewise.
21120 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
21121 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
21122 * tree.c (get_unsigned_type): New.
21123 (unsigned_type_for): Use get_unsigned_type instead of
21124 lang_hooks.types.unsigned_type.
21126 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
21128 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
21129 to m68k_get_function_kind. Update its prototype.
21130 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
21132 (m68k_interrupt_function_p): Return enum m68k_function_type
21133 instead of bool. Rename to m68k_get_function_kind.
21134 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
21135 target is not fido.
21136 (m68k_compute_frame_layout): Don't mark any register for save
21137 if an interrupt_thread attribute is specified.
21138 (m68k_hard_regno_rename_ok): Update a use of
21139 m68k_interrupt_function_p.
21140 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
21141 m68k_interrupt_function_p.
21142 (m68k_function_type): New.
21143 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
21144 for a function with an interrupt_thread attribute.
21145 * doc/extend.texi: Document the interrupt_thread attribute.
21147 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
21149 Fix PR tree-optimization/31911
21150 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
21151 if they didn't change the expression.
21153 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
21155 * tree-scalar-evolution.c (resolve_mixers): Exported.
21156 * tree-scalar-evolution.h (resolve_mixers): Declare.
21157 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
21158 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
21159 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
21160 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
21161 init_array_ref, init_pointer_ref, analyze_indirect_ref,
21162 strip_conversion, analyze_offset_expr, address_analysis,
21163 object_analysis, analyze_offset): Removed.
21164 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
21165 split_constant_offset, canonicalize_base_object_address,
21166 object_address_invariant_in_loop_p, disjoint_objects_p,
21167 dr_may_alias_p, dr_address_invariant_p): New functions.
21168 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
21169 and dr_analyze_alias.
21170 (initialize_data_dependence_relation): Use dr_may_alias_p
21171 and object_address_invariant_in_loop_p.
21172 (compute_self_dependence): Handle the case when
21173 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
21174 (find_data_references_in_stmt): Restrict the analysis of data
21175 references to the given loop nest.
21176 (find_data_references_in_loop): Made static. Pass loop nest to
21177 find_data_references_in_stmt.
21178 (compute_data_dependences_for_loop): Use DR_VOPS.
21179 (free_data_ref): Free DR_VOPS.
21180 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
21181 (struct innermost_loop_behavior): ... new.
21182 (struct base_object_info): Replaced by ...
21183 (struct indices): ... new.
21184 (struct dr_alias): New.
21185 (enum data_ref_type): Removed.
21186 (struct data_reference): Consist of struct innermost_loop_behavior,
21187 struct indices and struct dr_alias.
21188 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
21189 (DR_MEMTAG): Renamed to ...
21190 (DR_SYMBOL_TAG): ... this.
21191 (find_data_references_in_loop): Declaration removed.
21192 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
21193 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
21194 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
21195 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
21197 2007-05-13 Revital Eres <eres@il.ibm.com>
21199 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
21200 which walks virtual def-use chains to find redundant stores.
21201 (dse_optimize_stmt): Call it.
21203 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
21205 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
21206 * passes.c (init_optimization_passes): Move pass_jump_bypass
21209 * basic-block.h (bb_has_eh_pred): Fix style issue.
21211 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
21213 PR rtl-optimization/31848
21214 * loop-invariant.c (move_invariant_reg): If we move an insn
21215 with a REG_EQUAL note, and that insn is not always executed,
21216 remove the REG_EQUAL note.
21218 2007-05-12 Richard Guenther <rguenther@suse.de>
21220 PR tree-optimization/31797
21221 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
21222 propagate into a stmt that has volatile ops.
21224 2007-05-12 Richard Sandiford <richard@codesourcery.com>
21226 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
21227 (gcc_tooldir): Likewise.
21228 * configure: Regenerate.
21229 * Makefile.in (libsubdir_to_prefix): New variable, based on the
21230 old configure.ac gcc_tooldir setting.
21231 (prefix_to_exec_prefix): New variable.
21232 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
21233 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
21235 2007-05-11 Silvius Rus <rus@google.com>
21237 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
21238 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
21239 * c-common.h (strict_aliasing_warning): Change return type.
21240 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
21241 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
21242 (build_c_cast): Condition call to strict_aliasing_warning.
21243 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
21244 * flags.h (set_Wstrict_aliasing): Declare.
21245 * opts.c (set_Wstrict_alising): Define, add call to.
21246 * tree-flow.h (strict_aliasing_warning_backend): Declare.
21247 * tree-ssa-alias-warnings.c: New file.
21248 * tree-ssa-alias.c (compute_may_aliases): Add call to
21249 strict_aliasing_warning_backend.
21251 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
21253 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
21254 Use loop_depth and loop_outer accessor functions.
21255 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
21256 determine_invariantness_stmt, move_computations_stmt): Ditto.
21257 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
21258 add_loop, loopify, unloop, fix_loop_structure): Ditto.
21259 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
21260 * tree-scalar-evolution.c (interpret_loop_phi,
21261 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
21262 instantiate_parameters_1, scev_const_prop): Ditto.
21263 * cfghooks.c (make_forwarder_block): Ditto.
21264 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
21265 * modulo-sched.c (loop_canon_p): Ditto.
21266 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
21267 slpeel_can_duplicate_loop_p): Ditto.
21268 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
21269 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
21270 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
21271 cancel_loop, verify_loop_structure): Ditto.
21272 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
21273 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
21274 superloops vector instead of "pred" array.
21275 (establish_preds): Take father loop as an argument. Initialize the
21277 (flow_loop_tree_node_add): Pass father loop to establish_preds.
21278 Do not initialize loop->outer.
21279 (flow_loop_tree_node_remove): Truncate the superloops vector.
21280 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
21281 "pred" merged to "superloops" vector.
21282 (loop_depth, loop_outer): New.
21283 (fel_init): Use loop_outer.
21285 2007-05-11 Jan Hubicka <jh@suse.cz>
21287 * cgraphunit.c: Include gt-cgraphunit.h
21288 (static_ctors, static_dtors): New static vars.
21289 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
21290 based on implementation in c-common.c
21291 (cgraph_finalize_function): Call record_cdtor_fn.
21292 (cgraph_optimize): Call cgraph_build_cdtor_fns.
21293 * decl.c (finish_function): Do not call c_record_cdtor_fn.
21294 (c_write_global_declarations): Do not call c_build_cdtor_fns.
21295 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
21296 build_cdtor, c_build_cdtor_fns): Remove.
21297 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
21298 c_build_cdtor_fns): Remove prototype.
21300 2007-05-11 Paolo Carlini <pcarlini@suse.de>
21303 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
21304 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
21305 * builtins.c (fold_builtin_memchr): New.
21306 (expand_builtin_memchr): Call the latter.
21307 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
21308 * doc/extend.texi ([Other built-in functions provided by GCC]):
21311 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
21313 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
21314 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
21315 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
21316 PFPO_OP1_TYPE_SHIFT): Constants added.
21317 (DFP_ALL): Mode macro defined.
21318 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
21319 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
21320 Insn definitions added.
21321 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
21322 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
21325 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
21327 PR tree-optimization/31885
21328 * tree-chrec.c (chrec_contains_undetermined): Do not consider
21329 NULL_TREE to be undetermined.
21330 (automatically_generated_chrec_p): Return false for NULL.
21332 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
21334 * config/bfin/bfin.h (MOVE_RATIO): Define.
21336 2007-05-10 Richard Sandiford <richard@codesourcery.com>
21338 * config.gcc (sparc-wrs-vxworks): New target.
21339 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
21340 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
21341 * config/sparc/sparc.h: Include vxworks-dummy.h.
21342 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
21343 include LABEL_REFs too.
21344 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
21345 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
21347 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
21349 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
21350 (sparc_emit_call_insn): New function.
21351 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
21352 functions when generating VxWorks PIC.
21353 * config/sparc/sparc.md (vxworks_load_got): New pattern.
21354 (call, call_value): Use sparc_emit_call_insn instead of
21357 2007-05-09 Bob Wilson <bob.wilson@acm.org>
21359 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
21361 2007-05-09 Bob Wilson <bob.wilson@acm.org>
21363 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
21364 for floating-point values if HOST_BITS_PER_LONG > 32. Use
21365 split_double instead of operand_subword.
21367 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
21369 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
21370 * config/bfin/bfin.c (bfin_local_alignment): New function.
21371 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
21373 2007-05-08 Chao-ying Fu <fu@mips.com>
21375 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
21376 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
21377 (smsub_widen_optab, umsub_widen_optab): Define.
21378 * optabs.c (init_optabs): Initialize smsub_widen_optab and
21380 * genopinit.c (optabs): Fill in smsub_widen_optab and
21382 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
21383 and umsub_widen_optab to implement multiply-subtract sequences.
21384 * config/mips/mips.md (*msac<u>_di): Rename to...
21385 (<u>msubsidi4): ...this. Extend condition to include
21386 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
21387 of operand 0 to "ka" and use the three-operand form of msub<u>
21389 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
21392 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
21394 PR rtl-optimization/28011
21395 * reload.c (push_reload): Set dont_share if IN appears in OUT
21396 also when IN is a PLUS rtx.
21397 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
21400 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
21402 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
21403 call unshare_all_decls.
21404 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
21405 (unshare_all_decls): Remove.
21407 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
21410 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
21413 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
21414 Nigel Stephens <nigel@mips.com>
21416 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
21417 Update comments and all uses.
21418 (MIN_FPRS_PER_FMT): Define.
21419 * config/mips/mips.c (function_arg): Fix to correctly handle
21420 the -mips32r2 -mfp64 -mabi=32 case.
21421 (override_options): Enable use of odd-numbered registers for
21422 SFmode values on MIPS32.
21423 (mips_save_reg_p): Save whole floating-point register pair if
21424 either half is used.
21425 (compute_frame_size): Fix comment.
21427 2007-05-08 Jie Zhang <jie.zhang@analog.com>
21429 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
21430 argument of type bool.
21431 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
21432 argument. Safely select temporary P register according to it.
21433 (do_link): Change call site of add_to_reg accordingly.
21434 (do_unlink): Add epilogue_p as a fourth argument and pass it
21436 (expand_interrupt_handler_epilogue): Change call of do_unlink
21438 (bfin_expand_prologue): Add a third argument sibcall_p.
21439 * config/bfin/bfin.md (epilogue): Change call of
21440 bfin_expand_epilogue accordingly.
21441 (sibcall_epilogue): Likewise.
21442 (eh_return_internal): Likewise.
21444 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
21445 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
21446 * config/bfin/bfin.c (bfin_handle_option): Handle
21447 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
21448 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
21449 Support bf534, bf536 and bf561.
21450 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
21452 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
21455 * config/i386/i386.c (ix86_function_regparm): Process local
21456 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
21458 2007-05-07 Mike Stump <mrs@apple.com>
21460 * doc/invoke.texi (Warning Options): Document that -Wempty-body
21461 also checks for and while statements in C++.
21463 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
21465 * gcc.c (at_file_supplied): New variable.
21466 (main): Set it if we expanded argv.
21467 (do_spec_1): Pass an @-file to the linker if we were called with
21468 an @-file argument and HAVE_GNU_LD.
21469 * collect2.c (at_file_supplied): New variable.
21470 (response_file): New variable.
21471 (collect_exit): Unlink response_file if necessary.
21472 (handler): Likewise.
21473 (do_wait): Likewise.
21474 (main): Set at_file_supplied if we expanded argv.
21475 (collect_execute): Pass an @-file to subprocesses if we were called
21476 with an @-file argument.
21477 * configure.ac: Add define for HAVE_GNU_LD.
21478 * configure: Regenerate.
21479 * config.in: Regenerate.
21481 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
21483 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
21484 operand to HI mode.
21489 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
21491 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
21492 (TARGET_ENCODE_SECTION_INFO): Re-define.
21493 (m32c_encode_section_info): New
21494 (function_vector_handler): New
21495 (current_function_special_page_vector): New
21496 (m32c_special_page_vector_p): New.
21497 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
21499 * config/m32c/jump.md: Added instruction JSRS for functions
21500 with attribute "function_vector".
21501 * doc/extend.texi (function_vector): Added description
21502 for M16C, M32C targets.
21504 2007-05-07 DJ Delorie <dj@redhat.com>
21507 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
21508 ashrpsi3, lshrpsi3): Update shift count constraint.
21510 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
21511 Nathan Froyd <froydnj@codesourcery.com>
21514 * c-incpath.c (add_path): Strip trailing path separators.
21516 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
21518 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
21519 Free dominance info before purging EH edges.
21520 (eliminate_degenerate_phis): Likewise.
21521 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
21523 2007-05-07 Jan Hubicka <jh@suse.cz>
21525 * gimplify.c (gimplify_expr): Do not crash when folding
21526 (void *)(int)&a + 4.
21528 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21531 * c-opts.c (lang_fortran): Make it non static.
21532 * c-common.h (lang_fortran): New prototype.
21533 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
21534 -lang-fortran option was passed by the driver.
21536 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
21538 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
21539 of ASSERT_CHECKING. Tweak message.
21541 2007-05-06 Revital Eres <eres@il.ibm.com>
21544 * loop-unroll.c (insert_var_expansion_initialization):
21545 Initialize the expansions with -zero instead of +zero.
21547 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
21549 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
21550 into pic and non-pic versions. Mark r19 as used for
21551 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
21552 for tgd_load, tld_load and tie_load .
21553 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
21554 version of tgd_load, tld_load and tie_load depending on the
21557 2007-05-04 Ulrich Drepper <drepper@redhat.com>
21558 Jakub Jelinek <jakub@redhat.com>
21560 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
21561 (__do_global_dtors_aux): Use more paranoid loop to run
21562 destructors if HIDDEN_DTOR_LIST_END.
21563 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
21565 2007-05-04 Jakub Jelinek <jakub@redhat.com>
21567 * varasm.c (align_variable): Don't increase alignment for
21568 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
21569 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
21571 2007-05-04 Josh Conner <jconner@apple.com>
21573 * basic-block.h (cdi_direction): Assign values to all enumeration
21575 (dom_computed): Remove.
21576 (dom_info_state): New.
21577 (set_dom_info_availability): New.
21578 * tree-ssa-loop-im.c (determine_invariantness): Initialize
21579 walk_data.dom_direction.
21580 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
21581 instead of dom_computed[].
21582 (split_edge): Likewise.
21583 (create_basic_block): Likewise.
21584 (merge_blocks): Likewise.
21585 * ifcvt.c (find_if_header): Likewise.
21586 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
21587 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
21588 * tree-ssa.c (verify_ssa): Likewise.
21589 * tree-cfg.c (tree_verify_flow_info): Likewise.
21590 (remove_edge_and_dominated_blocks): Likewise.
21591 * dominance.c (dom_computed): Make static.
21592 (calc_dfs_tree_nonrec): Change third param to a bool.
21593 (calc_dfs_tree): Change second param to a bool.
21594 (calc_idioms): Change second param to a bool. Use
21595 dom_convert_dir_to_idx.
21596 (init_dom_info): Validate dir before using.
21597 (dom_convert_dir_to_idx): New.
21598 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
21599 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
21600 (free_dominance_info): Use dom_convert_dir_to_idx.
21601 (get_immediate_dominator): Likewise.
21602 (set_immediate_dominator): Likewise.
21603 (get_dominated_by): Likewise.
21604 (redirect_immediate_dominators): Likewise.
21605 (nearest_common_denominator): Likewise.
21606 (dominated_by_p): Likewise.
21607 (bb_dom_dfs_in): Likewise.
21608 (bb_dom_dfs_out): Likewise.
21609 (recount_dominator): Likewise.
21610 (iterate_fix_dominators): Likewise.
21611 (add_to_dominance_info): Likewise.
21612 (delete_from_dominance_info): Likewise.
21613 (first_dom_son): Likewise.
21614 (next_dom_son): Likewise.
21615 (dom_info_available_p): Likewise.
21616 (dom_info_state): New.
21617 (set_dom_info_availability): New.
21619 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
21621 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
21623 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
21625 2007-05-04 Bob Wilson <bob.wilson@acm.org>
21627 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
21628 (subdi3, subdi_carry): Delete.
21630 2007-05-04 Jan Hubicka <jh@suse.cz>
21631 Richard Guenther <rguenther@suse.de>
21633 * opts.c (decode_options): Do not fiddle with inlining
21634 parameters in case of optimizing for size.
21635 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
21636 for size do nothing.
21637 (cgraph_decide_inlining_of_small_function): When optimizing for
21638 size never inline functions increasing caller size.
21639 (cgraph_early_inlining): Inline for size when optimizing for size.
21641 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
21643 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
21644 logical operations piecewise.
21645 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
21646 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
21647 subdi_sesidi_di): Delete.
21648 (add_with_carry): Produce carry in CC instead of a DREG to shorten
21649 the generated sequence. Allow three-reg add in constraints. Rewrite
21650 the rtl expression for carry to avoid zero_extend of a constant.
21651 (sub_with_carry): New pattern.
21652 (adddi3, subdi3): Change into define_expand. For subtract, generate a
21653 different sequence not involving jumps.
21654 (notbi): Now a named pattern.
21656 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
21658 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
21659 Add the note about a significant loss of accuracy of some
21660 mathematical routines when these options are used.
21662 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21664 * haifa-sched.c (rtx_vec_t): New typedef.
21665 (contributes_to_priority_p): Extract piece of priority () into new
21667 (priority): Use the function. Add assertion.
21668 (rank_for_schedule, set_priorities): Add assertion to check that
21669 insn's priority is initialized.
21670 (clear_priorities, calc_priorities): Change signature. Make it update
21671 all relevant insns. Update all callers ('add_to_speculative_block ()'
21672 and 'create_block_check_twin ()').
21673 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
21674 Add new field 'priority_status'.
21675 (INSN_PRIORITY_STATUS): New macro.
21676 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
21678 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21680 * sched-ebb.c (debug_ebb_dependencies): New static function.
21681 (init_ready_list): Use it.
21683 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
21684 with changed signature and 'debug_rgn_dependencies ()'.
21685 (debug_rgn_dependencies): New static function.
21686 (init_ready_list): Use it.
21688 * sched-int.h (debug_dependencies): Declare.
21690 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
21692 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
21694 2007-05-04 Dirk Mueller <dmueller@suse.de>
21696 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
21698 2007-05-03 Jan Hubicka <jh@suse.cz>
21700 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
21701 ((T1)X op (T1)Y), for pointer type in more cases than before.
21703 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
21705 * tree-object-size.c (plus_expr_object_size): When operand size is
21706 unknown, return unknown.
21708 2007-05-03 Dirk Mueller <dmueller@suse.de>
21710 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
21712 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
21715 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
21717 2007-05-03 Janis Johnson <janis187@us.ibm.com>
21719 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
21721 2007-05-03 Joseph Myers <joseph@codesourcery.com>
21723 * config/soft-fp/double.h, config/soft-fp/extended.h,
21724 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
21725 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
21726 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
21727 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
21730 2007-05-03 Ian Lance Taylor <iant@google.com>
21732 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
21733 MASK_PPC_GFXOPT for 8540 or 8548.
21735 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
21737 * tree-vect-transform.c (vect_update_inits_of_drs): Use
21738 vect_print_dump_info() to output debug information.
21740 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
21743 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
21744 operands of size 2 when operand is not MEM_P.
21746 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
21748 PR tree-optimization/30565
21749 * lambda-code.c (perfect_nestify): Fix updating of dominators.
21751 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
21753 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
21754 (umulsi3_highpart): Use them.
21755 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
21756 for final accumulator to D regisster tranfser.
21758 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
21760 PR tree-optimization/31699
21761 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
21763 (vect_enhance_data_refs_alignment): Compute peel amount using
21764 TYPE_VECTOR_SUBPARTS instead of vf.
21765 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
21767 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
21770 * system.h: Remove inclusion of double-int.h
21771 * tree.h: Include double-int.h
21772 * gengtype.c: Likewise
21773 * cfgloop.h: Likewise
21774 * Makefile.in: Adjust dependencies on double-int.h
21776 2007-05-02 Eric Christopher <echristo@apple.com>
21778 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
21779 -shared to -Zdynamiclib.
21781 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
21784 * c-common.c (strip_pointer_or_array_types): New function.
21785 * c-common.h (strip_pointer_or_array_types): New function declaration.
21787 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
21789 PR tree-optimization/31771
21790 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
21792 2007-05-02 Paul Brook <paul@codesourcery.com>
21794 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
21796 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
21798 PR middle-end/29715
21799 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
21802 2007-05-02 Nick Clifton <nickc@redhat.com>
21804 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
21806 2007-05-02 Richard Guenther <rguenther@suse.de>
21808 PR tree-optimization/31146
21809 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
21810 argument, single_use_p. If we have a single use that is
21811 a conversion to the definition rhs type, propagate that rhs.
21812 (forward_propagate_addr_expr): Pass single_use_p argument
21813 to forward_propagate_addr_expr_1.
21815 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
21817 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
21820 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21822 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
21823 'AMD Family 10 core'.
21825 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21827 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
21828 and athlon64-sse3 as improved versions of k8, opteron and athlon64
21829 with SSE3 instruction set support.
21830 * doc/invoke.texi: Likewise.
21832 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21834 * config/i386/i386.c (override_options): Tuning 32-byte loop
21835 alignment for amdfam10 architecture. Increasing the max loop
21836 alignment to 24 bytes.
21838 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
21840 * config/m68k/constraints.md: New.
21841 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
21842 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
21843 EXTRA_CONSTRAINT): Remove.
21844 * config/m68k/m68k.md: Include constraints.md.
21845 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
21847 2007-05-01 Ian Lance Taylor <iant@google.com>
21849 PR tree-optimization/31739
21850 * tree-vrp.c (vrp_val_is_max): New static function.
21851 (vrp_val_is_min): New static function.
21852 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
21854 (set_value_range): Use vrp_val_is_{max,min}.
21855 (extract_range_from_assert): Likewise.
21856 (extract_range_from_binary_expr): Likewise.
21857 (extract_range_from_unary_expr): Likewise.
21858 (dump_value_range, vrp_meet): Likewise.
21859 (vrp_visit_phi_node): Likewise.
21860 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
21862 2007-05-01 Mark Mitchell <mark@codesourcery.com>
21864 * config/i386/gmon-sol2.c (size_t): New type.
21865 (intptr_t): Likewise.
21866 (s_textsize): Declare as size_t.
21868 (monstartup): Use size_t for sizes.
21869 (_mcount): Save and restore registers.
21870 (internal_mcount): Pass 0 as the first argument to monstartup
21872 (moncontrol): Convert pointer to appropriately sized integer
21873 before passing to profil.
21875 2007-05-01 Joseph Myers <joseph@codesourcery.com>
21877 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
21878 __NO_FPRS__, not just if _SOFT_DOUBLE.
21879 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
21880 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
21881 also for E500 double.
21882 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
21883 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
21886 2007-05-01 Richard Guenther <rguenther@suse.de>
21888 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
21891 2007-05-01 Joseph Myers <joseph@codesourcery.com>
21893 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
21895 2007-05-01 Jan Hubicka <jh@suse.cz>
21897 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
21900 2007-05-01 Jan Hubicka <jh@suse.cz>
21902 * tree.h (maybe_fold_offset_to_component_ref): Remove.
21903 (maybe_fold_offset_to_reference): Declare.
21904 * fold-const.c (fold_unary): Do not fold
21905 (type *)&A into &A->field_of_type_and_offset_0
21906 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
21907 size is unknown, give up.
21908 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
21910 (maybe_fold_offset_to_reference): New.
21911 (maybe_fold_stmt_indirect): Use it.
21912 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
21913 * gimplify.c (gimplify_conversion): Canonicalize conversions to
21915 (gimplify_expr): Likewise for plus_expr.
21917 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
21919 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
21920 bsi_after_labels. Always insert statements before bsi.
21921 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
21922 * predict.c (apply_return_prediction): Check for empty blocks.
21923 * cfgexpand.c (lab_rtx_for_bb): New variable.
21924 (label_rtx_for_bb): Do not create new tree labels.
21925 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
21926 (tree_expand_cfg): Initialize lab_rtx_for_bb.
21927 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
21929 (label_for_bb): Add field used.
21930 (update_eh_label, main_block_label): Mark the label used.
21931 (cleanup_dead_labels): Remove unused labels.
21933 2007-05-01 Richard Guenther <rguenther@suse.de>
21935 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
21936 if it is not about to be set.
21937 (get_value_range): Do not pre-allocate equiv bitmap.
21938 (update_value_range): No need to clear equiv field.
21939 (add_equivalence): Change prototype to get bitmap pointer.
21940 Allocate bitmap here if it is not already.
21941 (extract_range_from_assert): Do not allocate bitmap here.
21942 Update callers to add_equivalence.
21943 (extract_range_from_ssa_name): Likewise.
21944 (get_vr_for_comparison): New static helper.
21945 (compare_name_with_value): Handle NULL equiv bitmap by
21946 peeling the first iteration of the comparison loop.
21947 Use get_vr_for_comparison.
21948 (compare_names): Handle NULL equiv bitmaps by using fake
21949 ones. Use get_vr_for_comparison.
21951 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
21953 * double-int.c (mpz_set_double_int): Moved from
21954 tree-ssa-loop-niter.c.
21955 (mpz_get_double_int): Likewise; also, add option to wrap
21956 out-of-range integers.
21957 * double-int.h: New prototypes for above.
21958 * tree.c (get_static_type_bounds): Moved from
21959 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
21960 TYPE_MAX_VALUE if they exist..
21961 * tree.h: New prototype for above.
21962 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
21963 get_type_bounds calls.
21964 (mpz_set_double_int): Move to double-int.c.
21965 (get_type_bounds): Move to tree.c, rename to
21966 get_static_type_bounds.
21967 (mpz_to_double_int): Move to double-int.c, rename to
21968 mpz_get_double_int.
21970 2007-04-30 Bob Wilson <bob.wilson@acm.org>
21972 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
21973 DIV0 exception can fall through to a normal return.
21975 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
21977 PR middle-end/22156
21978 Temporarily revert:
21979 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
21980 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
21981 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21982 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
21983 initialize align to silence bogus warning.
21984 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21985 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
21987 (struct sra_walk_fns): Remove use_all parameter from use.
21988 (sra_hash_tree): Handle BIT_FIELD_REFs.
21989 (sra_elt_hash): Don't hash bitfld blocks.
21990 (sra_elt_eq): Skip them in parent compares as well. Handle
21992 (sra_walk_expr): Don't maintain or pass down use_all_p.
21993 (scan_use): Remove use_all parameter.
21994 (scalarize_use): Likewise. Re-expand assignment to
21995 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
21996 output, and re-scalarize after output. Don't mark anything
21998 (scalarize_ldst): Adjust.
21999 (scalarize_walk_gimple_modify_statement): Likewise.
22000 (build_element_name_1): Handle BIT_FIELD_REFs.
22001 (instantiate_element): Don't warn for any element whose parent
22002 is used as a whole.
22003 (instantiate_missing_elements_1): Return the sra_elt.
22004 (canon_type_for_field): New.
22005 (try_instantiate_multiple_fields): New.
22006 (instantiate_missing_elemnts): Use them.
22007 (mark_no_warning): Removed.
22008 (generate_one_element_ref): Handle BIT_FIELD_REFs.
22009 (REPLDUP, sra_build_elt_assignment): New.
22010 (generate_copy_inout): Use them.
22011 (generate_element_copy): Likewise. Handle bitfld differences.
22012 (generate_element_zero): Don't recurse for blocks. Use
22013 sra_build_elt_assignment.
22014 (generate_one_element_int): Take elt instead of var. Use
22015 sra_build_elt_assignment.
22016 (generate_element_init_1): Adjust.
22017 (scalarize_use, scalarize_copy): Use REPLDUP.
22018 (scalarize_ldst): Move assert before dereference.
22019 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
22021 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
22024 * tree.c (reconstruct_complex_type): Reconstruct a reference
22026 Also use the same mode for the pointer as the old pointer type.
22028 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22030 * doc/trouble.texi (Interoperation): Remove note about Ultrix
22033 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
22035 PR rtl-optimization/31676
22036 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
22037 (df_refs_record): Call it.
22039 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22041 * rtl.def (SS_ABS): New code.
22042 * config/bfin/bfin.c (print_operand): New modifier 'v'.
22043 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
22044 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
22045 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
22046 (bfin_init_builtins): Define them.
22047 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
22048 (bfin_expand_builtin): ... and handle the others here.
22049 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
22050 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
22051 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
22052 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
22053 operand is only HImode.
22055 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
22057 * regclass.c (scan_one_insn): Remove splitting of
22060 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
22061 Nigel Stephens <nigel@mips.com>
22063 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
22065 2007-04-28 Jan Hubicka <jh@suse.cz>
22067 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
22068 insn_locators_alloc instead of insn_locators_initialize;
22069 call reset_block_changes.
22070 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
22071 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
22072 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
22073 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
22074 * config/score/score.c (th_output_mi_thunk): Likewise.
22075 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
22076 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
22077 tolerate uninitialized locator info.
22080 * function.c (init_function_start): Don't init line number info.
22081 (expand_function_end): Update.
22082 (reset_block_changes, record_block_change, finalize_block_changes,
22083 check_block_change, free_block_changes): Kill.
22084 * function.h (reset_block_changes, record_block_change,
22085 finalize_block_changes, check_block_change, free_block_changes):
22087 (struct function): Remove ib_boundaries_block.
22088 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
22089 Use curr_insn_locator to initialize locator.
22090 (emit_line_note): Remove.
22091 * cfgexpand.c (expand_gimple_cond_expr): Update.
22092 (construct_exit_block): Likewise.
22093 (tree_expand_cfg): Initialize/finalize locators.
22094 * expr.c (expand_expr_real): Update.
22095 * cfglayout.c (line_locators_locs, line_locators_lines,
22096 file_locators_locs, file_locators_files): Remove.
22097 (set_block_levels): Move to cfgexpand.c.
22098 (insn_locators_initialize): Remove.
22099 (pass_insn_locators_initialize): Remove.
22100 (locations_locators_locs, locations_locators_vals): New static vars.
22101 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
22103 (insn_locators_alloc, insn_locators_finalize,
22104 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22106 (locator_location): New.
22107 (locator_line, locator_file): Rewrite.
22108 * rtl.h (emit_line_note): Kill.
22109 (insn_locators_alloc, insn_locators_finalize,
22110 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22112 * tree-inline.c (initialize_cfun): Do not initialize
22113 ib_boundaries_block.
22114 * passes.c (pass_insn_locators_initialize): Remove.
22116 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
22118 * tree-cfg.c (move_block_to_fn): Release bb from dominance
22119 info. Update last_basic_block correctly.
22121 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
22124 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
22125 register itself to hold the offset constant. Tell flow the use
22126 of r4 and r5 when they are used.
22128 2007-04-27 Richard Guenther <rguenther@suse.de>
22130 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
22131 if we simplified anything.
22132 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
22133 warnings until we did a simplification and the stmt was not
22134 marked as TREE_NO_WARNING.
22136 2007-04-27 Mike Stump <mrs@apple.com>
22138 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
22140 2007-04-27 Ian Lance Taylor <iant@google.com>
22142 PR middle-end/31710
22143 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
22144 TYPE_MAX_VALUE exist, convert them to the new type.
22146 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
22148 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
22149 if it claims to be available.
22150 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
22151 edge is redirected.
22152 (perform_tree_ssa_dce): Always free postdominators.
22154 2007-04-27 Richard Henderson <rth@redhat.com>
22156 * config/alpha/predicates.md (aligned_memory_operand): Mark
22157 as define_special_predicate.
22158 (unaligned_memory_operand, normal_memory_operand): Likewise.
22159 (reg_or_unaligned_mem_operand): Remove.
22160 (any_memory_operand): Match the documentation and check for
22161 non-renumbered pseudos during reload.
22162 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
22163 alpha_secondary_reload_class, update to new interface, make static.
22164 Handle CQImode like HImode. Remove FP subreg check.
22165 (alpha_expand_mov): Use replace_equiv_address.
22166 (alpha_expand_mov_nobwx): Use any_memory_operand.
22167 (TARGET_SECONDARY_RELOAD): New.
22168 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
22169 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
22170 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
22171 * config/alpha/alpha.md: ... here.
22172 (RELOAD12, reloadmode): New.
22174 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
22175 Don't handle the aligned case here.
22176 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
22177 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
22178 reload_inhi_help. Don't expect a scratch register.
22179 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
22181 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
22183 2007-04-27 Richard Guenther <rguenther@suse.de>
22185 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
22187 2007-04-27 Richard Guenther <rguenther@suse.de>
22189 PR tree-optimization/30965
22190 PR tree-optimization/30978
22191 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
22192 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
22193 (find_equivalent_equality_comparison): Likewise.
22194 (simplify_cond): Likewise.
22195 (get_prop_source_stmt): New helper.
22196 (get_prop_dest_stmt): Likewise.
22197 (can_propagate_from): Likewise.
22198 (remove_prop_source_from_use): Likewise.
22199 (combine_cond_expr_cond): Likewise.
22200 (forward_propagate_comparison): New function.
22201 (forward_propagate_into_cond): Rewrite to use fold for
22203 (tree_ssa_forward_propagate_single_use_vars): Call
22204 forward_propagate_comparison to propagate comparisons.
22206 2007-04-27 Richard Guenther <rguenther@suse.de>
22208 PR tree-optimization/31715
22209 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
22210 sure to do computation on the offset in an appropriate
22213 2007-04-27 Richard Sandiford <richard@codesourcery.com>
22215 * reload.h (elimination_target_reg_p): Declare.
22216 * reload.c (find_reloads): Don't apply the reg_rtx move
22217 optimization if the SET_DEST satisfies elimination_target_reg_p.
22218 * reload1.c (elimination_target_reg_p): New function.
22219 (gen_reload): In the move/add2 fallback, make sure that op0
22220 does not overlap the destination register.
22222 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
22224 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
22225 transform only GIMPLE_MODIFY_STMTs.
22226 * tree-complex.c (expand_complex_operations_1): Ditto.
22227 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
22228 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
22229 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
22231 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
22232 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
22233 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
22234 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
22235 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
22236 slpeel_add_loop_guard): Ditto.
22237 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
22238 * lambda-code.c (perfect_nestify): Ditto.
22239 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
22240 before the first statement.
22241 * tree-optimize.c (execute_free_datastructures): Fix comments.
22242 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
22243 * tree-flow.h (disband_implicit_edges): Declaration removed.
22244 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
22246 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
22247 COND_EXPRs without gotos.
22248 (disband_implicit_edges, has_label_p): Removed.
22249 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
22250 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
22252 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
22254 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
22255 also for COND_EXPRs.
22256 * cfgexpand.c (label_rtx_for_bb): New function.
22257 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
22258 Use label_rtx_for_bb to find the labels.
22259 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
22260 last block. Detect fallthru edges.
22262 2007-04-26 Ian Lance Taylor <iant@google.com>
22265 * reload.c (find_reloads_subreg_address): If the address was valid
22266 in the original mode but not in the new mode, reload the whole
22269 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
22271 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
22272 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
22273 (cleanup_control_expr_graph): Do not invalidate dominance info.
22274 Record altered blocks.
22275 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
22276 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
22277 cleanup_tree_cfg_bb): New functions.
22278 (remove_forwarder_block): Do not maintain the worklist of blocks.
22279 Record altered blocks.
22280 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
22281 not over whole cfg.
22282 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
22283 delete_unreachable_blocks if dominators are not available.
22284 * tree-inline.c (optimize_inline_calls): Free dominance information
22286 * tree-flow.h (remove_edge_and_dominated_blocks,
22287 cfgcleanup_altered_bbs): Altered.
22288 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
22290 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
22292 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
22293 do not invalidate dominators.
22295 2007-04-26 Anatoly Sokolov <aesok@post.ru>
22297 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
22298 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
22299 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22300 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
22302 2007-04-26 Steve Ellcey <sje@cup.hp.com>
22304 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
22306 2007-04-26 Richard Guenther <rguenther@suse.de>
22308 PR tree-optimization/31703
22309 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
22310 the right type for the target of the bittest.
22312 2007-04-26 Richard Sandiford <richard@codesourcery.com>
22314 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
22315 ix86_sol10_return_in_memory.
22317 2007-04-26 Richard Sandiford <richard@codesourcery.com>
22319 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
22322 2007-04-26 Jakub Jelinek <jakub@redhat.com>
22325 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
22327 PR tree-optimization/30558
22328 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
22329 clear this_state.prev_try.
22331 2007-04-26 Richard Sandiford <richard@codesourcery.com>
22332 Mark Mitchell <mark@codesourcery.com>
22334 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
22335 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
22336 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
22338 2007-04-26 Richard Sandiford <richard@codesourcery.com>
22341 * doc/invoke.texi (%:print-asm-header): Document.
22342 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
22344 (static_spec_functions): Add print-asm-header.
22345 (main): Print a banner before the --target-help linker options.
22346 (print_asm_header_spec_function): New function.
22348 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
22351 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
22352 (movsf_ie): Likewise.
22354 2007-04-25 Paolo Carlini <pcarlini@suse.de>
22356 * doc/extend.texi ([Type Traits]): Adjust per N2255.
22358 2007-04-25 Bob Wilson <bob.wilson@acm.org>
22360 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
22361 exception for divide-by-zero.
22362 (__umodsi3, __modsi3): Likewise.
22364 2007-04-25 Dirk Mueller <dmueller@suse.de>
22366 * c-typeck.c (build_compound_expr): Annotate warning()
22367 call with OPT_Wunused_value.
22368 * tree-ssa.c (warn_uninit): Annotate warning with
22370 * c-common.c (handle_sentinel_attribute): Annotate warning
22371 call with OPT_Wattributes.
22373 2007-04-25 Thiemo Seufer <ths@mips.com>
22375 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
22376 (mips16): Fix typo.
22377 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
22378 on to the assembler. Improve handling of -mno-mips16. Add handling
22379 of -mno-mips3d, -mno-dsp, -mno-dspr2.
22380 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
22381 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
22382 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
22384 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
22387 * config/i386/winnt.c (i386_pe_file_end): Strip only
22388 USER_LABEL_PREFIX when writing export name.
22390 2007-04-25 Richard Sandiford <richard@codesourcery.com>
22392 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
22393 sh/elf.h, vx-common.h and vxworks.h.
22394 * config/sh/sh.h: Include config/vxworks-dummy.h.
22395 (SUBTARGET_OVERRIDE_OPTIONS): Define.
22396 (OVERRIDE_OPTIONS): Use it.
22397 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
22398 (vxworks_picreg): New pattern.
22399 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
22400 VXWORKS_OS_CPP_BUILTINS.
22401 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
22402 to their VXWORKS_* equivalents.
22403 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
22404 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
22405 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
22406 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
22407 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
22408 -mrtp/-fPIC multilibs.
22409 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
22410 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
22411 (MULTILIB_OSDIRNAMES): Delete.
22413 2007-04-25 Anatoly Sokolov <aesok@post.ru>
22416 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
22418 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
22420 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
22421 rounding mode to be specified by the caller.
22422 (real_to_mpfr) Likewise.
22423 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
22424 include new arguments.
22425 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
22427 2007-04-24 Ian Lance Taylor <iant@google.com>
22429 PR tree-optimization/31605
22430 * tree-vrp.c (set_value_range): Check that min and max are not
22431 both overflow infinities.
22432 (set_value_range_to_value): New static function.
22433 (extract_range_from_binary_expr): Call set_value_range_to_value.
22434 (extract_range_from_cond_expr): Likewise.
22435 (extract_range_from_expr): Likewise.
22436 (extract_range_from_unary_expr): Likewise. Don't create a range
22437 which overflows on both sides.
22438 (vrp_meet): Check for a useless range.
22439 (vrp_visit_phi_node): If we see a constant which looks like an
22440 overflow infinity, turn off the TREE_OVERFLOW flag.
22442 2007-04-24 Ian Lance Taylor <iant@google.com>
22444 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
22446 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
22448 PR diagnostic/25923
22449 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
22450 diagnostic message is being built.
22451 * tree-pretty-print.c (dump_generic_node): Only write the
22452 formatted text into BUFFER's stream if we are not building a
22453 diagnostic message.
22454 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
22456 * Makefile.in (toplev.o): Depend on tree-pass.h.
22458 2007-04-24 Ian Lance Taylor <iant@google.com>
22460 PR tree-optimization/31602
22461 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
22462 conditionals in the copied loop header.
22463 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
22464 warnings if TREE_NO_WARNING is set.
22465 * doc/invoke.texi (Warning Options): Clarify that
22466 -Wstrict-overflow does not warn about loops.
22468 2007-04-24 Janis Johnson <janis187@us.ibm.com>
22470 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
22471 expand on the comment about _Decimal128 arguments and check the
22472 integer result of the modulus operation; for 64-bit ELF ABI, ensure
22473 that _Decimal128 argument uses even/odd register pair.
22474 (function_arg): Ditto.
22476 2007-04-24 Hui-May Chang <hm.chang@apple.com>
22478 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
22479 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
22481 2007-04-24 Richard Guenther <rguenther@suse.de>
22482 Olga Golovanevsky <olga@il.ibm.com>
22484 * fold-const.c (multiple_of_p): Check for bottom
22487 2007-04-24 Richard Henderson <rth@redhat.com>
22489 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
22490 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
22491 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
22492 looking for non-zero bits shifted out. Avoid a recursive call
22493 when constructing the scalar.
22494 (__floatundisf): Likewise.
22496 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
22498 * dwarf2out.c (field_byte_offset): Move the existing logic
22499 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
22500 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
22502 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22505 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
22506 length argument of 0 for memset.
22507 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
22508 unsigned shift instead of the signed variant.
22510 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22512 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
22513 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
22514 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
22515 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
22516 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
22517 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
22518 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
22519 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
22520 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
22521 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
22522 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
22523 "mul<mode>3", "div<mode>3"): Insn definitions added.
22524 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
22525 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
22526 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
22527 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
22528 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
22529 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
22530 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
22531 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
22532 TARGET_FLOAT_FORMAT): Macro definitions removed.
22533 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
22534 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
22535 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
22536 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
22537 (s390_gen_rtx_const_DI): Function removed.
22538 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
22540 2007-04-24 Richard Sandiford <richard@codesourcery.com>
22542 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
22543 over an external ffs function.
22545 2007-04-24 Chao-ying Fu <fu@mips.com>
22546 Richard Sandiford <richard@nildram.co.uk>
22548 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
22549 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
22550 (smadd_widen_optab, umadd_widen_optab): Define.
22551 * optabs.c (init_optabs): Initialize smadd_widen_optab and
22553 * genopinit.c (optabs): Fill in smadd_widen_optab and
22555 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
22556 and umadd_widen_optab to implement multiply-add sequences.
22557 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
22558 (<u>maddsidi4): ...this. Extend condition to include
22559 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
22560 of operand 0 to "ka" and use the three-operand form of madd<u>
22562 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
22564 * config/mips/constraints.md (ka): New register constraint.
22566 2007-04-24 Jan Hubicka <j@suse.cz>
22570 2007-04-23 Jan Hubicka <jh@suse.cz>
22571 * function.c (init_function_start): Don't init line number info.
22572 (expand_function_end): Update.
22573 (reset_block_changes, record_block_change, finalize_block_changes,
22574 check_block_change, free_block_changes): Kill.
22575 * function.h (reset_block_changes, record_block_change,
22576 finalize_block_changes, check_block_change, free_block_changes):
22578 (struct function): Remove ib_boundaries_block.
22579 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
22580 Use curr_insn_locator to initialize locator.
22581 (emit_line_note): Remove.
22582 * cfgexpand.c (expand_gimple_cond_expr): Update.
22583 (construct_exit_block): Likewise.
22584 (tree_expand_cfg): Initialize/finalize locators.
22585 * expr.c (expand_expr_real): Update.
22586 * cfglayout.c (line_locators_locs, line_locators_lines,
22587 file_locators_locs, file_locators_files): Remove.
22588 (set_block_levels): Move to cfgexpand.c.
22589 (insn_locators_initialize): Remove.
22590 (pass_insn_locators_initialize): Remove.
22591 (locations_locators_locs, locations_locators_vals): New static vars.
22592 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
22594 (insn_locators_alloc, insn_locators_finalize,
22595 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22597 (locator_location): New.
22598 (locator_line, locator_file): Rewrite.
22599 * rtl.h (emit_line_note): Kill.
22600 (insn_locators_alloc, insn_locators_finalize,
22601 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22603 * tree-inline.c (initialize_cfun): Do not initialize
22604 ib_boundaries_block.
22605 * passes.c (pass_insn_locators_initialize): Remove.
22607 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
22609 * doc/invoke.texi: Removed leading '-' from option index entries.
22611 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
22613 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
22615 (create_phi_node): Use set_phi_nodes.
22616 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
22617 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
22618 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
22619 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
22620 (bsi_start, bsi_last): Use bb_stmt_list.
22621 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
22622 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
22623 Traverse the statements using tsi iterator.
22624 * basic-block.h (struct basic_block_def): Fields stmt_list
22625 and phi_nodes moved to ...
22626 (struct tree_bb_info): ... new structure.
22627 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
22628 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
22629 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
22630 (tree_verify_flow_info): Verify that il.tree is not set for
22631 entry and exit block.
22632 (tree_split_block): Use set_bb_stmt_list.
22634 2007-04-23 Mike Stump <mrs@apple.com>
22636 * config/i386/i386.c (ix86_tune_features
22637 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
22640 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
22642 * config/i386/i386.md (prefix_extra): New attribute.
22643 (length): Add prefix_extra.
22645 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
22646 (sse2_movntv2di): Likewise.
22647 (sse2_cvtps2dq): Likewise.
22648 (sse2_cvtpd2pi): Likewise.
22649 (sse2_cvttpd2pi): Likewise.
22650 (*sse2_cvtpd2ps): Likewise.
22651 (*add<mode>3): Likewise.
22652 (sse2_ssadd<mode>3): Likewise.
22653 (sse2_usadd<mode>3): Likewise.
22654 (*sub<mode>3): Likewise.
22655 (sse2_sssub<mode>3): Likewise.
22656 (sse2_ussub<mode>3): Likewise.
22657 (*mulv8hi3): Likewise.
22658 (*smulv8hi3_highpart): Likewise.
22659 (*umulv8hi3_highpart): Likewise.
22660 (sse2_umulv2siv2di3): Likewise.
22661 (sse2_pmaddwd): Likewise.
22662 (ashr<mode>3): Likewise.
22663 (lshr<mode>3): Likewise.
22664 (ashl<mode>3): Likewise.
22665 (sse2_ashlti3): Likewise.
22666 (sse2_lshrti3): Likewise.
22667 (*umaxv16qi3): Likewise.
22668 (*smaxv8hi3): Likewise.
22669 (*uminv16qi3): Likewise.
22670 (*sminv8hi3): Likewise.
22671 (sse2_eq<mode>3): Likewise.
22672 (sse2_gt<mode>3): Likewise.
22673 (*and<mode>3): Likewise.
22674 (sse2_nand<mode>3): Likewise.
22675 (*ior<mode>3): Likewise.
22676 (*xor<mode>3): Likewise.
22677 (sse2_packsswb): Likewise.
22678 (sse2_packssdw): Likewise.
22679 (sse2_packuswb): Likewise.
22680 (sse2_punpckhbw): Likewise.
22681 (sse2_punpcklbw): Likewise.
22682 (sse2_punpckhwd): Likewise.
22683 (sse2_punpcklwd): Likewise.
22684 (sse2_punpckhdq): Likewise.
22685 (sse2_punpckldq): Likewise.
22686 (sse2_punpckhqdq): Likewise.
22687 (sse2_punpcklqdq): Likewise.
22688 (*sse2_pinsrw): Likewise.
22689 (*sse2_pextrw): Likewise.
22690 (sse2_pshufd_1): Likewise.
22691 (sse2_uavgv16qi3): Likewise.
22692 (sse2_uavgv8hi3): Likewise.
22693 (sse2_psadbw): Likewise.
22694 (sse2_pmovmskb): Likewise.
22695 (*sse2_maskmovdqu): Likewise.
22696 (*sse2_maskmovdqu_rex64): Likewise.
22697 (sse4a_extrqi): Likewise.
22698 (sse4a_extrq): Likewise.
22699 (sse3_lddqu): Set prefix_rep.
22700 (sse3_addsubv4sf3): Likewise.
22701 (sse3_haddv4sf3): Likewise.
22702 (sse3_hsubv4sf3): Likewise.
22703 (sse_cvtss2si): Likewise.
22704 (sse_cvtss2si_2): Likewise.
22705 (sse_cvtss2siq): Likewise.
22706 (sse_cvtss2siq_2): Likewise.
22707 (sse_cvttss2si): Likewise.
22708 (sse_cvttss2siq): Likewise.
22709 (sse2_cvttps2dq): Likewise.
22710 (sse3_movshdup): Likewise.
22711 (sse3_movsldup): Likewise.
22712 (sse2_cvtsd2si): Likewise.
22713 (sse2_cvtsd2si_2): Likewise.
22714 (sse2_cvtsd2siq): Likewise.
22715 (sse2_cvtsd2siq_2): Likewise.
22716 (sse2_cvttsd2si): Likewise.
22717 (sse2_cvttsd2siq): Likewise.
22718 (*sse2_cvtpd2dq): Likewise.
22719 (*sse2_cvttpd2dq): Likewise.
22720 (sse2_pshuflw_1): Likewise.
22721 (sse2_pshufhw_1): Likewise.
22722 (sse4a_insertqi): Likewise.
22723 (sse4a_insertq): Likewise.
22724 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
22725 (ssse3_phadddv4si3): Likewise.
22726 (ssse3_phaddswv8hi3): Likewise.
22727 (ssse3_phsubwv8hi3): Likewise.
22728 (ssse3_phsubdv4si3): Likewise.
22729 (ssse3_phsubswv8hi3): Likewise.
22730 (ssse3_pmaddubswv8hi3): Likewise.
22731 (ssse3_pmulhrswv8hi3): Likewise.
22732 (ssse3_pshufbv16qi3): Likewise.
22733 (ssse3_psign<mode>3): Likewise.
22734 (ssse3_palignrti): Likewise.
22735 (abs<mode>2): Likewise.
22736 (ssse3_phaddwv4hi3): Set prefix_extra.
22737 (ssse3_phadddv2si3): Likewise.
22738 (ssse3_phaddswv4hi3): Likewise.
22739 (ssse3_phsubwv4hi3): Likewise.
22740 (ssse3_phsubdv2si3): Likewise.
22741 (ssse3_phsubswv4hi3): Likewise.
22742 (ssse3_pmaddubswv4hi3): Likewise.
22743 (ssse3_pmulhrswv4hi3): Likewise.
22744 (ssse3_pshufbv8qi3): Likewise.
22745 (ssse3_psign<mode>3): Likewise.
22746 (ssse3_palignrdi): Likewise.
22747 (abs<mode>2): Likewise.
22748 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
22749 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
22750 (sse2_pmovmskb): Set mode to SI instead of V2DF.
22752 2007-04-23 Nick Clifton <nickc@redhat.com>
22754 * params.def: Fix formatting of emacs local variables.
22756 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
22758 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
22759 move if inter-unit move isn't allowed.
22760 Don't split moving the first element of V2DI to DI to inter-unit
22761 move if inter-unit move isn't allowed.
22763 2007-04-23 Richard Guenther <rguenther@suse.de>
22765 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
22766 and CDI_POST_DOMINATORS separately.
22768 2007-04-23 Nick Clifton <nickc@redhat.com>
22770 * c.opt (Wformat-contains-nul): Add warning attribute.
22772 2007-04-23 Jan Hubicka <jh@suse.cz>
22774 * function.c (init_function_start): Don't init line number info.
22775 (expand_function_end): Update.
22776 (reset_block_changes, record_block_change, finalize_block_changes,
22777 check_block_change, free_block_changes): Kill.
22778 * function.h (reset_block_changes, record_block_change,
22779 finalize_block_changes, check_block_change, free_block_changes):
22781 (struct function): Remove ib_boundaries_block.
22782 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
22783 Use curr_insn_locator to initialize locator.
22784 (emit_line_note): Remove.
22785 * cfgexpand.c (expand_gimple_cond_expr): Update.
22786 (construct_exit_block): Likewise.
22787 (tree_expand_cfg): Initialize/finalize locators.
22788 * expr.c (expand_expr_real): Update.
22789 * cfglayout.c (line_locators_locs, line_locators_lines,
22790 file_locators_locs, file_locators_files): Remove.
22791 (set_block_levels): Move to cfgexpand.c.
22792 (insn_locators_initialize): Remove.
22793 (pass_insn_locators_initialize): Remove.
22794 (locations_locators_locs, locations_locators_vals): New static vars.
22795 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
22797 (insn_locators_alloc, insn_locators_finalize,
22798 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22800 (locator_location): New.
22801 (locator_line, locator_file): Rewrite.
22802 * rtl.h (emit_line_note): Kill.
22803 (insn_locators_alloc, insn_locators_finalize,
22804 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22806 * tree-inline.c (initialize_cfun): Do not initialize
22807 ib_boundaries_block.
22808 * passes.c (pass_insn_locators_initialize): Remove.
22810 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
22812 PR middle-end/31448
22813 * expr.c (reduce_to_bit_field_precision): Handle
22816 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
22818 PR tree-optimization/24659
22819 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
22820 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
22821 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
22822 * genopinit.c (optabs): Rename vec_pack_mod_optab
22823 to vec_pack_trunc_optab.
22824 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
22825 early for scalar floating point operands for NOP_EXPR.
22826 (vectorizable_type_promotion): Ditto.
22827 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
22828 vec_pack_trunc_optab.
22829 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
22831 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
22832 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
22833 Rename from VEC_PACK_MOD_EXPR.
22834 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
22835 * expr.c (expand_expr_real_1): Ditto.
22836 * tree-inline.c (estimate_num_insns_1): Ditto.
22837 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
22839 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
22840 (vec_unpacks_lo_v4sf): Ditto.
22841 (vec_pack_trunc_v2df): Ditto.
22842 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
22843 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
22844 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
22846 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
22848 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
22850 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
22851 Rename from VEC_PACK_MOD_EXPR. This expression also represent
22852 packing of floating point operands.
22853 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
22854 represent unpacking of floating point operands.
22855 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
22856 [vec_unpacks_hi]: Ditto.
22857 [vec_unpacks_lo]: Ditto.
22859 2007-04-22 Jan Hubicka <jh@suse.cz>
22861 * final.c (rest_of_handle_final): Call
22862 targetm.asm_out.constructor/targetm.asm_out.destructor
22863 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
22864 proper priority via decl_*_priority_insert.
22865 * c-common.c (c_expand_body): Likewise.
22867 2007-04-22 Richard Guenther <rguenther@suse.de>
22869 PR tree-optimization/29789
22870 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
22871 (rewrite_reciprocal): New helper split out from
22872 determine_invariantness_stmt.
22873 (rewrite_bittest): Likewise.
22874 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
22875 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
22878 2007-04-22 Revital Eres <eres@il.ibm.com>
22880 * loop-unroll.c (var_to_expand): New field to support also
22881 insns of the form x = something + x.
22882 (analyze_insn_to_expand_var): Use it.
22883 (expand_var_during_unrolling): Likewise.
22885 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
22887 * predict.c: Include pointer-set.h.
22888 (bb_predictions): New variable.
22889 (tree_predicted_by_p, tree_predict_edge,
22890 remove_predictions_associated_with_edge): Use bb_predictions map
22891 instead of bb->predictions.
22892 (clear_bb_predictions, assert_is_empty): New functions.
22893 (combine_predictions_for_bb): Use bb_predictions map. Call
22894 clear_bb_predictions.
22895 (tree_estimate_probability): Create and free bb_predictions map.
22896 * Makefile.in (predict.o): Add pointer-set.h dependency.
22897 * basic-block.h (struct basic_block_def): Remove predictions
22899 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
22901 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
22904 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
22907 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22909 * timevar.c (timevar_print): Change reference of --disable-checking to
22910 --enable-checking=release. Also warn if assert checking is disabled.
22912 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22915 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
22916 decl as addressable if the compound literal was marked as
22918 Mark the decl as a gimple register if it is a complex or
22919 vector decl and does not live in memory.
22921 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22923 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
22924 (GENERIC_NEXT): New function macro.
22925 (PHI_CHAIN): Use phi_node's new chain variable.
22926 (tree_phi_node): Change tree_common to tree_base
22927 and add the chain field.
22928 * tree-phinodes.c (make_phi_node): Don't set
22929 TREE_TYPE on the new node.
22930 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
22931 instead of checking GIMPLE_TUPLE_P in chain_next.
22932 * tree-vect-transform.c
22933 (get_initial_def_for_induction): Look at
22934 PHI_RESULT_TREE for the type of the phi node.
22935 (update_vuses_to_preheader): Use PHI_CHAIN
22936 instead of TREE_CHAIN on the phi node.
22937 * tree-ssa-structalias.c (compute_points_to_sets):
22939 (ipa_pta_execute): Likewise.
22941 2007-04-21 Richard Guenther <rguenther@suse.de>
22943 PR middle-end/31136
22944 * fold-const.c (fold_unary): Call fold_convert_const on the
22947 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
22949 * gcse.c (store_killed_in_insn): Handle PARALLELs.
22950 (store_killed_in_pat): New.
22952 2007-04-20 Richard Henderson <rth@redhat.com>
22955 * config/i386/i386.c (type_has_variadic_args_p): Look for any
22956 TREE_LIST with a void_type_node value, not void_list_node exactly.
22958 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
22960 * doc/standards.texi: Re-arrange into language-specific
22961 subsections. Add a C++ section, documenting which standards we
22964 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
22966 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
22967 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
22969 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
22971 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
22972 ecrti.o and crtbegin.o.
22973 (LIB_DEFAULT_SPEC): Include -lc.
22974 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
22976 2007-04-20 Richard Henderson <rth@redhat.com>
22979 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
22980 argument; update all callers.
22981 (get_unaligned_offset): New.
22982 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
22983 get_unaligned_address, just pass on the address directly.
22984 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
22985 the subreg in the helper patterns.
22986 (unaligned_extendqidi_le): Use get_unaligned_offset.
22987 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
22988 (unaligned_extendhidi_be): Likewise.
22989 (unaligned_extendhidi): Tidy.
22990 * config/alpha/alpha-protos.h: Update.
22992 2007-04-20 Richard Henderson <rth@redhat.com>
22994 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
22995 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
22996 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
22997 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22998 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22999 (CPP_SPEC): Don't include %(cpp_subtarget).
23000 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
23001 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
23002 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
23004 2007-04-20 Jakub Jelinek <jakub@redhat.com>
23006 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
23007 for __builtin_ia32_cmpordss.
23009 PR tree-optimization/31632
23010 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
23011 and arg1 for optimizations of comparison against min/max values.
23012 Fold arg0 to arg1's type for optimizations of comparison against
23013 min+1 and max-1 values.
23015 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
23017 * reload.c (combine_reloads): When trying to use a dying register,
23018 check whether it's uninitialized and don't use if so.
23020 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
23022 * fold-const.c: Remove prototypes for native_encode_expr and
23023 native_interpret_expr.
23024 (native_encode_expr): Make non-static.
23025 (native_interpret_expr): Likewise.
23026 * tree.h: Add prototypes for the above.
23028 2007-04-19 Joseph Myers <joseph@codesourcery.com>
23030 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
23031 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
23032 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
23033 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
23034 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
23035 Add length attributes.
23037 2007-04-19 Janis Johnson <janis187@us.ibm.com>
23039 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
23042 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
23043 __STDC_WANT_DEC_FP__.
23045 2007-04-19 Joseph Myers <joseph@codesourcery.com>
23047 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
23048 for long double compatibility.
23049 * configure: Regenerate.
23051 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
23053 PR rtl-optimization/29841
23054 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
23056 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
23057 that may cause control flow transfer from being moved.
23059 2007-04-18 Jan Hubicka <jh@suse.cz>
23061 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
23064 2007-04-18 Eric Christopher <echristo@apple.com>
23066 * config/rs6000/darwin.md (load_macho_picbase): Use link register
23067 only. Update operands.
23068 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
23069 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
23070 link register to pic register.
23072 2007-04-18 Dirk Mueller <dmueller@suse.de>
23074 PR diagnostic/31227
23075 * tree-vrp.c (search_for_addr_array): New.
23076 (check_array_bounds): Suppress warning about
23077 address taken of array refs if its not de-referenced.
23079 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
23081 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
23082 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
23084 * tree-vectorizer.h (NITERS_KNOWN_P): New.
23085 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
23086 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
23088 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
23090 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
23092 (vect_analyze_scalar_cycles): Fix indentation.
23093 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
23094 (vect_mark_relevant): Include phis in relevance analysis.
23096 * tree-vect-transform.c (vect_transform_loop): Add an assert.
23098 2007-04-18 Anatoly Sokolov <aesok@post.ru>
23100 * config/avr/avr.c (ptrreg_to_str): Replace error() with
23101 output_operand_lossage().
23103 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
23105 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
23106 the unused code for reduction without adjust-in-epilog to simplify the
23109 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
23111 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
23112 (S390_TDC_NEGATIVE_ZERO): New constant.
23113 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
23114 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
23115 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
23116 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
23117 (S390_TDC_POSITIVE_INFINITY): New constant.
23118 (S390_TDC_NEGATIVE_INFINITY): New constant.
23119 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
23120 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
23121 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
23122 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
23123 (S390_TDC_INFINITY): New constant.
23124 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
23125 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
23126 optimization for UNSPEC_CCZ_TO_INT.
23127 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
23128 ("*ccz_to_int"): New insn.
23129 ("isinf<mode>2"): New insn.
23130 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
23131 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
23132 (UNSPEC_CCZ_TO_INT): New constant.
23134 2007-04-18 Richard Guenther <rguenther@suse.de>
23136 PR tree-optimization/19431
23137 PR tree-optimization/21463
23138 * tree-pass.h (pass_phiprop): Declare.
23139 * passes.c (init_optimization_passes): New phiprop pass.
23140 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
23141 (phivn_valid_p): New helper function.
23142 (phiprop_insert_phi): Likewise.
23143 (propagate_with_phi): Likewise.
23144 (tree_ssa_phiprop): New propagator propagating loads
23145 through phi nodes if profitable.
23147 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
23149 * tree-vect-analyze.c (process_use): New function.
23150 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
23151 Check phis in all bbs.
23152 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
23155 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
23157 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
23160 2007-04-17 Anatoly Sokolov <aesok@post.ru>
23163 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
23166 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
23168 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
23170 (sse_vmmulv4sf3): Likewise.
23171 (sse2_vmaddv2df3): Likewise.
23172 (sse2_vmmulv2df3): Likewise.
23174 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
23176 PR rtl-optimization/31360
23177 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
23178 (target_reg_cost): New.
23179 (init_set_costs): Initialize target_reg_cost. Add comments
23180 regarding the rationale of the costs.
23181 (global_cost_for_size): Renamed to...
23182 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
23183 of register pressure.
23184 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
23185 estimate_reg_pressure_cost. Add number of ivs.
23186 (determine_set_costs): Dump target_reg_cost.
23187 * loop-invariant.c (gain_for_invariant): Use
23188 estimate_reg_pressure_cost. Removed n_inv_uses argument.
23189 (best_gain_for_invariant, find_invariants_to_move): Remove
23191 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
23192 (target_reg_cost): Declare.
23193 (global_cost_for_size): Declaration removed.
23194 (estimate_reg_pressure_cost): Declare.
23196 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
23198 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
23199 regnos into even/odd register pairs.
23200 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
23201 TDmode similar to the other floating point modes.
23202 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
23203 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
23205 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
23206 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
23207 (movdd_hardfloat64): Use TARGET_MFPGPR.
23209 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
23211 * reload1.c (delete_output_reload): Don't count output in n_inherited.
23214 2005-01-05 Richard Henderson <rth@redhat.com>
23216 * reload1.c (do_input_reload): Restrict the optimization deleteing
23217 a previous output reload to RELOAD_FOR_INPUT.
23219 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
23221 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
23222 induc_vec_info_type.
23223 (vectorizable_induction): New function declaration.
23224 * tree-vect-transform.c (get_initial_def_for_induction): No need to
23225 check if already vectorized. Find first place in BB where new stmts
23226 can be inserted. Takes only one argument.
23227 (vectorizable_induction): New function.
23228 (vect_transform_stmt): Add case for induc_vec_info_type to call
23229 vectorizable_induction.
23230 (vect_transform_loop): Consider phis for vectorization.
23231 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
23233 (analyze_operations): Call vectorizable_induction when analyzing phis.
23235 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
23236 (vect_mark_relevant): Include phis in relevance analysis.
23237 (vect_mark_stmts_to_be_vectorize): Likewise.
23238 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
23240 2007-04-16 Lawrence Crowl <crowl@google.com>
23242 * doc/invoke.texi (Debugging Options): Add documentation for the
23243 -femit-struct-debug options -femit-struct-debug-baseonly,
23244 -femit-struct-debug-reduced, and
23245 -femit-struct-debug-detailed[=...].
23247 * c-opts.c (c_common_handle_option): Add
23248 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
23249 and OPT_femit_struct_debug_detailed_.
23250 * c.opt: Add specifications for
23251 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
23252 and -femit-struct-debug-detailed[=...].
23253 * opts.c (set_struct_debug_option): Parse the
23254 -femit-struct-debug-... options.
23255 * opts.c (matches_main_base, main_input_basename,
23256 main_input_baselength, base_of_path, matches_main_base): Add
23257 variables and functions to compare header base name to compilation
23259 * opts.c (should_emit_struct_debug): Add to determine to emit a
23260 structure based on the option.
23261 (dump_struct_debug) Also disabled function to debug this
23263 * opts.c (handle_options): Save the base name of the
23266 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
23267 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
23268 This hook indicates if a type is generic. Set it by default
23269 to "never generic".
23270 * langhooks.h (struct lang_hooks_for_types): Add a new hook
23271 to determine if a struct type is generic or not.
23272 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
23273 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
23274 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
23275 with live C++ hook.
23277 * flags.h (enum debug_info_usage): Add an enumeration to describe
23278 a program's use of a structure type.
23279 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
23280 to indicate the program's usage of the type. Filter structs based
23281 on the -femit-struct-debug-... specification.
23282 (gen_type_die): Split into two routines, gen_type_die and
23283 gen_type_die_with_usage. gen_type_die is now a wrapper
23284 that assumes direct usage.
23285 (gen_type_die_with_usage): Replace calls to gen_type_die
23286 with gen_type_die_with_usage adding the program usage of
23287 the referenced type.
23288 (dwarf2out_imported_module_or_decl): Suppress struct debug
23289 information using should_emit_struct_debug when appropriate.
23291 2007-04-16 Ian Lance Taylor <iant@google.com>
23293 PR tree-optimization/31522
23294 * tree-vrp.c (vr_phi_edge_counts): New static variable.
23295 (vrp_initialize): Allocate vr_phi_edge_counts.
23296 (vrp_visit_phi_node): Don't push to infinity if we saw a new
23297 executable edge. Drop test for all constants.
23298 (vrp_finalize): Free vrp_phi_edge_counts.
23300 * doc/cpp.texi (Common Predefined Macros): Clarify description of
23301 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
23303 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
23304 predecessors at head rather than tail.
23306 2007-04-16 Matthias Klose <doko@debian.org>
23308 * config/alpha/linux.h (CPP_SPEC): Define.
23309 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
23311 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
23313 * function.h: Remove sequence_stack extern declaration.
23315 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
23317 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
23319 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
23322 2007-04-16 Anatoly Sokolov <aesok@post.ru>
23324 * config/avr/avr.c (avr_arch_types): Rearranging array.
23325 (enum avr_arch): Add.
23326 (avr_mcu_types): Use avr_arch enumeration constants instead of
23328 * config/avr/avr.h (LINK_SPEC): Simplify.
23330 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
23332 * config/m68k/m68k.c (m68k_libcall_value,
23333 m68k_function_value): Use macros for register names more.
23335 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
23337 (M68K_REGNAME): Use A6_REG.
23338 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
23340 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
23342 PR middle-end/28071
23343 * sched-int.h (struct deps): Split field 'pending_lists_length' into
23344 'pending_read_list_length' and 'pending_write_list_length'. Update
23346 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
23347 to handle two length counters instead of one. Update all uses.
23348 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
23349 two length counters instead of one.
23350 * sched-rgn.c (propagate_deps): Update to handle two length counters
23353 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
23356 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
23357 copy of source, pass it to ix86_expand_vector_set and return
23360 2007-04-16 David Ung <davidu@mips.com>
23361 Joseph Myers <joseph@codesourcery.com>
23363 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
23364 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
23365 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
23366 Add 74K processor information.
23367 * config/mips/mips.md: Include 74k.md.
23368 (cpu): Add 74kc,74kf,74kx.
23369 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
23370 * config/mips/74k.md: New.
23371 * doc/invoke.texi (MIPS Options): Document 74K support.
23373 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
23375 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
23376 vectorizable_* functions.
23377 * tree-vect-transform.c (vectorizable_call): Add check for
23378 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
23379 (vectorizable_store): likewise.
23380 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
23382 (vectorizable_operation, vectorizable_type_demotion): Likewise.
23383 (vectorizable_type_promotion, vectorizable_load): Likewise.
23384 (vectorizable_live_operation, vectorizable_condition): Likewise.
23385 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
23387 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
23389 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
23391 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
23392 register numbers more.
23393 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
23394 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
23395 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
23396 FUNCTION_VALUE_REGNO_P): Likewise.
23397 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
23398 STATIC_CHAIN_REGNUM): Likewise.
23399 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
23400 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
23401 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
23402 * config/m68k/m68k.md (FP_REG): New.
23404 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
23406 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
23409 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
23411 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
23412 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
23415 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23417 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
23420 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
23423 * c-decl.c (finish_decl): Grab the type of the decl after the call
23424 to store_init_value.
23426 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
23428 * common.opt (fforward-propagate): Fix "Optimization" annotation.
23430 2007-04-14 Jakub Jelinek <jakub@redhat.com>
23433 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
23434 dominators, post dominators and cleanup cfg before returning.
23436 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
23438 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
23439 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
23441 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
23443 * config.gcc: Recognize fido.
23444 * config/m68k/m68k-devices.def (fidoa): New.
23445 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
23447 (FL_FIDOA, TARGET_FIDOA): New.
23448 * config/m68k/m68k.opt (mfidoa): New.
23450 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23452 PR middle-end/31322
23453 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
23454 when a personality function is used.
23456 2007-04-13 Bob Wilson <bob.wilson@acm.org>
23458 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
23460 2007-04-13 Mike Stump <mrs@apple.com>
23462 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
23464 * config/darwin.opt (fapple-kext): Make C++ only.
23465 * config/darwin.c (darwin_override_options): Remove code to ensure
23466 -fapple-kext is given for C++ only.
23468 2007-04-13 Richard Sandiford <richard@codesourcery.com>
23470 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
23471 * config/mips/mips.c (override_options): Call
23472 SUBTARGET_OVERRIDE_OPTIONS, if defined.
23474 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
23476 * config/i386/i386.opt (msvr3-shlib): Removed.
23478 * doc/invoke.texi: Remove -msvr3-shlib.
23480 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
23482 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
23483 with "popcnt" instruction.
23485 2007-04-13 Richard Guenther <rguenther@suse.de>
23487 PR tree-optimization/21258
23488 * tree-vrp.c (compare_case_labels): New helper.
23489 (find_switch_asserts): New function.
23490 (find_assert_locations): Call it for SWITCH_EXPRs.
23492 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
23494 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
23495 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
23496 check is now implied in X87_FLOAT_MODE_P.
23497 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
23498 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
23499 (fix_trunc<mode>_i386_fisttp): Ditto.
23500 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
23501 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
23502 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
23503 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
23504 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
23505 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
23506 (unnamed_splitters): Ditto.
23507 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
23508 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
23509 FIRST_SSE_REG for local functions when SSE math is enabled or
23510 for functions with sseregparm attribute.
23511 (standard_80387_constant_p): Return -1 if mode is not
23513 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
23514 (ix86_expand_compare): Ditto.
23515 (ix86_expand_carry_flag_compare): Ditto.
23516 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
23517 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
23518 DECIMAL_FLOAT_MODE_P.
23519 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
23520 of SCALAR_FLOAT_MODE_P.
23521 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
23522 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
23523 checks before FLOAT_MODE_P.
23524 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
23525 before FLOAT_MODE_P.
23530 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
23532 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
23533 Charles Wilson <libtool@cwilson.fastmail.fm>
23535 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
23536 (libgcc.mvars): Don't depend on them.
23537 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
23538 * exec-tool.in: New.
23540 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
23542 * doc/invoke.text (--help): Document --help=common.
23544 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
23546 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
23548 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23550 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
23551 * genemit.c (main): Emit #include "integrate.h".
23552 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
23553 (LOADGP_RTP): New mips_loadgp_style.
23554 * config/mips/mips.h: Include config/vxworks-dummy.h.
23555 (TARGET_RTP_PIC): New macro.
23556 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
23557 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
23558 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
23559 for TARGET_RTP_PIC.
23560 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
23561 -mvxworks-pic when using -mrtp and a PIC option.
23562 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
23564 (mips_symbolic_constant_p, mips_symbolic_address_p)
23565 (mips_symbol_insns): Handle SYMBOL_HALF.
23566 (override_options): Warn about -G and -mrtp being used together.
23567 Initialize mips_lo_relocs[SYMBOL_HALF].
23568 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
23569 (mips_emit_loadgp): Handle LOADGP_RTP.
23570 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
23571 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
23572 (tablejump): Handle function-relative case table entries if
23574 * config/mips/predicates.md (symbol_ref_operand): New predicate.
23576 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23578 * config/mips/mips.md (load_call<mode>): Allow any general register.
23580 (sibcall_value_internal, sibcall_value_multiple_internal)
23581 (call_value_internal, call_value_split, call_value_multiple_internal)
23582 (call_value_multiple_split): Remove constraints from operand 0.
23584 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23586 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
23587 rather than loadgp_noshared.
23588 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
23589 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
23591 * config/mips/mips.md (loadgp): Rename to...
23592 (loadgp_newabi): ...this.
23593 (loadgp_noshared): Rename to...
23594 (loadgp_absolute): ...this.
23596 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23598 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
23599 false for locally-binding symbols.
23600 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
23602 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23604 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
23605 (SYMBOL_GOT_PAGE_OFST): ...this.
23606 (SYMBOL_GOT_GLOBAL): Rename to...
23607 (SYMBOL_GOT_DISP): ...this.
23608 (SYMBOL_GOTOFF_GLOBAL): Rename to...
23609 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
23610 * config/mips/mips.c (mips_global_symbol_p): New function.
23611 (mips_symbol_binds_local_p): Likewise.
23612 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
23613 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
23614 mips_global_symbol_p and mips_symbol_binds_local_p.
23615 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
23616 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
23617 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
23618 SYMBOL_GOTOFF_DISP.
23619 (mips_ok_for_lazy_binding_p): New function.
23620 (mips_load_call_address, mips_expand_call): Use it.
23621 (mips_dangerous_for_la25_p): Likewise.
23622 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
23623 (*got_disp<mode>): Use got_disp_operand instead of
23624 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
23625 SYMBOL_GOTOFF_GLOBAL.
23626 (*got_page<mode>): Use got_page_ofst_operand instead of
23628 * config/mips/predicates.md (const_call_insn_operand): Use
23629 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
23630 (global_got_operand): Rename to...
23631 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
23633 (local_got_operand): Rename to...
23634 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
23635 of SYMBOL_GOT_LOCAL.
23637 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23639 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
23640 TARGET_CALL_CLOBBERED_GP.
23641 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23642 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
23643 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
23644 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
23645 of TARGET_ABICALLS && !TARGET_NEWABI.
23646 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23647 * config/mips/mips.c (mips_load_call_address): Check
23648 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
23649 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23650 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
23651 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
23652 TARGET_ABICALLS && TARGET_NEWABI.
23653 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
23655 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
23656 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
23657 TARGET_ABICALLS && TARGET_NEWABI.
23658 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
23659 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
23660 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
23661 whether indirect calls must use $25.
23662 (mips_extra_live_on_entry): Check TARGET_GOT instead of
23664 * config/mips/mips.md (jal_macro): Check flag_pic and
23665 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
23666 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
23667 instead of TARGET_ABICALLS.
23668 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
23669 TARGET_ABICALLS && TARGET_OLDABI.
23670 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23671 (sibcall): In the comment above the define_insn, mention
23672 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
23673 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
23674 instead of TARGET_ABICALLS.
23676 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
23678 * doc/md.texi (Blackfin family constraints): Document PA and PB.
23679 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
23680 (MACFLAGS_MATCH_P): New macro.
23681 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
23682 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
23683 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
23684 the other MACFLAG constants.
23685 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
23686 (flag_machi): Tighten constraints. Renumber some of the operands.
23687 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
23689 (flag_machi_parts_acconly): New pattern.
23690 (flag_macinithi): Tighten constraints. Allow any accumulator to be
23692 (flag_macinit1hi): Tighten constraints.
23693 (flag_mul_macv2hi_parts_acconly): New pattern.
23695 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
23696 Use a more efficient implementation.
23697 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
23698 inline sequences when not optimizing for size.
23700 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
23701 movhi_high2low): Delete, merge functionality into...
23702 (packv2hi): ... this pattern.
23704 2007-02-11 Jie Zhang <jie.zhang@analog.com>
23705 * config/bfin/bfin.opt (msim): New option.
23706 (mcpu=): New option.
23707 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
23708 (bfin_cpu_t): Typedef of enum bfin_cpu.
23709 (bfin_cpu_type): New declaration.
23710 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
23711 -msim and -mcpu= options.
23712 (LIB_SPEC): Likewise.
23713 * config/bfin/bfin.c (bfin_cpu_type): Define.
23714 (bfin_handle_option): Handle -mcpu= option.
23715 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
23716 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
23717 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
23719 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23721 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
23722 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
23723 (powerpc-wrs-vxworksae): Use ${tm_file}.
23724 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
23725 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
23726 * config/i386/vx-common.h: New file.
23728 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23730 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
23733 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
23735 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
23738 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
23742 * c-common.c (c_build_qualified_type): Set canonical type
23745 2007-04-12 Richard Guenther <rguenther@suse.de>
23747 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
23748 lower bound and element size if lower bound is not zero
23749 or either of the ARRAY_REF operands is set.
23751 2007-04-12 Richard Guenther <rguenther@suse.de>
23753 PR tree-optimization/24689
23754 PR tree-optimization/31307
23755 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
23757 * gimplify.c (canonicalize_addr_expr): To be consistent with
23758 gimplify_compound_lval only set operands two and three of
23759 ARRAY_REFs if they are not gimple_min_invariant. This makes
23760 it never at this place.
23761 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
23763 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23765 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
23766 null before emitting a .nsubspa directive.
23768 2007-04-11 Diego Novillo <dnovillo@redhat.com>
23770 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
23771 need_to_partition_p if there are no memory statements in the
23774 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23776 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
23777 (gcd_of_steps_may_divide_p): New function.
23778 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
23780 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
23782 * reload.c (find_reloads_toplev, find_reloads_address,
23783 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
23784 not a pointer equality test, to decide if we need to call
23785 push_reg_equiv_alt_mem.
23787 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
23789 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
23790 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
23792 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
23794 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23796 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
23797 vector to be positive.
23799 2007-04-11 Diego Novillo <dnovillo@redhat.com>
23803 * doc/invoke.texi: Document --params max-aliased-vops and
23805 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
23806 debug_memory_partitions): Move to tree-flow.h
23807 * params.h (AVG_ALIASED_VOPS): Define.
23808 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
23810 (mp_info_t): Likewise.
23811 (get_mem_sym_stats_for): New.
23812 (set_memory_partition): Move from tree-flow-inline.h.
23813 (mark_non_addressable): Only clear the set of symbols for the
23814 partition if it exists.
23815 (dump_memory_partitions): Move from tree-ssa-operands.c
23816 (debug_memory_partitions): Likewise.
23817 (need_to_partition_p): New.
23818 (dump_mem_ref_stats): New.
23819 (debug_mem_ref_stats): New.
23820 (dump_mem_sym_stats): New.
23821 (debug_mem_sym_stats): New.
23822 (update_mem_sym_stats_from_stmt): New.
23823 (compare_mp_info_entries): New.
23824 (mp_info_cmp): Call it.
23825 (sort_mp_info): Change argument to a list of mem_sym_stats_t
23827 (get_mpt_for): Move from tree-ssa-operands.c.
23828 (find_partition_for): New.
23829 (create_partition_for): Remove.
23830 (estimate_vop_reduction): New.
23831 (update_reference_counts): New.
23832 (build_mp_info): New.
23833 (compute_memory_partitions): Refactor.
23834 Document new heuristic.
23835 Call build_mp_info, update_reference_counts,
23836 find_partition_for and estimate_vop_reduction.
23837 (compute_may_aliases): Populate virtual operands before
23838 calling debugging dumps.
23839 (delete_mem_sym_stats): New.
23840 (delete_mem_ref_stats): New.
23841 (init_mem_ref_stats): New.
23842 (init_alias_info): Call it.
23843 (maybe_create_global_var): Remove alias_info argument.
23844 Get number of call sites and number of pure/const call sites
23845 from gimple_mem_ref_stats().
23846 (dump_alias_info): Call dump_memory_partitions first.
23847 (dump_points_to_info_for): Show how many times a pointer has
23849 * opts.c (decode_options): For -O2 set --param
23850 max-aliased-vops to 500.
23851 For -O3 set --param max-aliased-vops to 1000 and --param
23852 avg-aliased-vops to 3.
23853 * fortran/options.c (gfc_init_options): Remove assignment to
23855 * tree-flow-inline.h (gimple_mem_ref_stats): New.
23856 * tree-dfa.c (dump_variable): Dump memory reference
23858 Dump NO_ALIAS* settings.
23859 (referenced_var_lookup): Tidy.
23860 (mem_sym_stats): New.
23861 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
23862 and ORIG are different SSA names for a memory partition.
23863 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
23864 * tree-flow.h (struct mem_sym_stats_d): Define.
23865 (mem_sym_stats_t): Define.
23866 (struct mem_ref_stats_d): Define.
23867 (struct gimple_df): Add field mem_ref_stats.
23868 (enum noalias_state): Define.
23869 (struct var_ann_d): Add bitfield noalias_state.
23870 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
23871 debug_mem_ref_stats, debug_memory_partitions,
23872 debug_mem_sym_stats): Declare.
23873 * tree-ssa-structalias.c (update_alias_info): Update call
23874 sites, pure/const call sites and asm sites in structure
23875 returned by gimple_mem_ref_stats.
23876 Remove local variable IS_POTENTIAL_DEREF.
23877 Increase NUM_DEREFS if the memory expression is a potential
23879 Call update_mem_sym_stats_from_stmt.
23880 If the memory references memory, call
23881 update_mem_sym_stats_from_stmt for all the direct memory
23882 symbol references found.
23883 (intra_create_variable_infos): Set noalias_state field for
23884 pointer arguments according to the value of
23885 flag_argument_noalias.
23886 * tree-ssa-structalias.h (struct alias_info): Remove fields
23887 num_calls_found and num_pure_const_calls_found.
23888 (update_mem_sym_stats_from_stmt): Declare.
23889 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
23890 Set default value to 100.
23891 (PARAM_AVG_ALIASED_VOPS): Define.
23893 2007-04-11 Richard Guenther <rguenther@suse.de>
23895 PR middle-end/31530
23896 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
23897 a * -b + c as c - a * b if we honor sign dependent rounding.
23899 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
23901 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
23902 bfin_expand_strmov.
23903 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
23904 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
23906 (initialize_trampoline): Don't use old-style function definition.
23907 (bfin_secondary_reload): Mark IN_P argument as unused.
23909 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
23911 PR tree-optimization/31343
23912 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
23913 (build_polynomial_chrec): Return a scalar when the evolution is zero.
23914 * testsuite/gcc.dg/vect/pr31343.c: New.
23916 2007-04-10 Eric Christopher <echristo@apple.com>
23918 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
23919 * config/i386/i386.md (*cmpfp0): Use.
23920 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
23921 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
23922 (fix_trunc<mode>_i386_fisttp): Ditto.
23923 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
23924 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
23925 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
23926 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
23927 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
23928 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
23929 (unnamed_splitters): Ditto.
23930 * config/i386/i386.c (output_fix_trunc): Assert that
23931 we're not being passed a TFmode operand.
23933 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
23935 PR tree-optimization/31526
23936 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
23937 n_basic_blocks to find newly added blocks.
23939 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
23941 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
23943 (fix_trunc<mode>si_sse): Ditto.
23944 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
23945 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
23946 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
23947 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
23948 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
23949 expander using SSEMODEF mode macro.
23950 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
23951 expander using SSEMODEF mode macro.
23952 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
23953 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
23954 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
23955 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
23956 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
23957 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
23958 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
23959 Macroize insn using X87MODEF mode macro.
23961 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
23963 * config/i386/sse.md (sse2_pinsrw): Removed.
23964 (sse2_pextrw): Renamed to ...
23965 (*sse2_pextrw): This.
23967 2007-04-09 Jan Hubicka <jh@suse.cz>
23970 * config/i386/sse.md
23971 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
23972 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
23973 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
23974 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
23976 2007-04-09 Jan Hubicka <jh@suse.cz>
23978 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
23979 multiple fields of union.
23981 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
23983 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
23984 (create_preheaders): Check that loops are available.
23985 (fix_loop_structure): Clean up, improve comments.
23986 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
23987 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
23989 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
23990 * predict.c (tree_estimate_probability): Do not call
23991 calculate_dominance_info. Call create_preheaders.
23992 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
23993 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
23995 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
23996 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
23997 * tree-cfg.c (tree_split_edge): Make an assert more precise.
23998 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
24001 2007-04-08 Jan Hubicka <jh@suse.cz>
24003 * tree.h (maybe_fold_offset_to_component_ref): Declare.
24004 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
24005 * fold-const.c (fold_unary): Use it.
24007 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
24009 * varasm.c (assemble_variable): Remove call to
24010 lang_hooks.decls.prepare_assemble_variable.
24011 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
24012 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
24013 * langhooks.h (lang_hooks_for_decls): Remove
24014 prepare_assemble_variable.
24016 2007-04-08 Mike Stump <mrs@apple.com>
24018 * config/i386/i386.c: Use inc/dec on Core2.
24020 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
24022 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
24023 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
24024 lhd_tree_inlining_end_inlining): Remove.
24025 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
24026 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
24027 end_inlining hooks.
24028 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
24029 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
24030 lhd_tree_inlining_end_inlining): Remove prototypes.
24031 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
24032 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
24033 LANG_HOOKS_TREE_INLINING_START_INLINING,
24034 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
24036 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
24039 2007-04-08 Anatoly Sokolov <aesok@post.ru>
24042 * config/avr/predicates.md (io_address_operand): Delete predicate.
24043 (low_io_address_operand): Don't use 'mode' argument.
24044 (higth_io_address_operand): Rename ...
24045 (high_io_address_operand): ... to this. Don't use 'mode' argument.
24046 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
24049 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
24051 Revert change removing staticp.
24053 2007-04-07 Anatoly Sokolov <aesok@post.ru>
24056 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
24059 2007-04-07 Bruce Korb <bkorb@gnu.org>
24061 * c.opt: Add -Wformat-contains-nul.
24062 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
24064 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
24065 the NUL byte warning.
24067 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
24069 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
24071 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
24073 * tree.c (staticp): No longer use staticp langhook.
24074 * langhooks.c (lhd_staticp): Removed.
24075 * langhooks.h (struct lang_hooks): Remove staticp.
24076 * c-common.c (c_staticp): Remove.
24077 * c-common.h (c_staticp): Ditto.
24078 * langhooks-defs.h (lhd_staticp): Ditto.
24079 (LHD_HOOKS_STATICP): Ditto
24080 * tree.h (gcc_assert_lowered): New macro.
24082 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
24084 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
24085 argument "reliable".
24086 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
24087 Add argument "reliable". Propagate it through calls.
24088 (infer_loop_bounds_from_undefined): Derive number of iterations
24089 estimates from references in blocks that do not dominate loop latch.
24090 (gcov_type_to_double_int): New function.
24091 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
24092 and expected_loop_iterations_unbounded.
24093 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
24094 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
24095 * tree-data-ref.c (estimated_loop_iterations): Export.
24096 (get_references_in_stmt): Fix -- do not return addresses of local
24098 * cfgloop.h (expected_loop_iterations_unbounded,
24099 estimated_loop_iterations): Declare.
24101 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
24103 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
24105 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
24107 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
24108 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
24109 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
24110 Use output_387_reg_move().
24111 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
24112 expander using X87MODEF12 mode macro.
24113 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
24114 choosing register preferences. Use output_387_reg_move().
24115 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
24116 instead of "x". Use output_387_reg_move().
24117 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
24118 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
24119 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
24120 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
24121 Use output_387_reg_move().
24122 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
24124 (*truncxf?f_i387 splitter): Ditto.
24126 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
24128 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
24129 LANG_HOOKS_SAFE_FROM_P.
24130 * expr.c (safe_from_p): Remove langhook call.
24131 * langhooks.h (lang_hooks): Remove safe_from_p.
24132 (lhd_safe_from_p): Remove prototype.
24133 * langhooks.c (lhd_safe_from_p): Remove.
24135 2007-04-06 Jan Hubicka <jh@suse.cz>
24137 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
24140 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
24142 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
24143 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
24144 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
24145 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
24147 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
24148 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
24150 2007-04-05 Richard Henderson <rth@redhat.com>
24152 * config/alpha/alpha.c (print_operand) [+]: Remove.
24153 (alpha_end_function): Print nop if call at end of function.
24154 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
24155 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
24156 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
24157 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
24158 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
24159 the call pattern. Update peepholes to match.
24161 2007-04-05 Janis Johnson <janis187@us.ibm.com>
24163 * doc/extend.texi (Other Builtins): Add decimal float variants
24165 * builtins.def: Ditto.
24166 * builtins.c (expand_builtin): Ditto.
24168 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
24169 H.J. Lu <hongjiu.lu@intel.com>
24172 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
24173 of V8HImode when calling ix86_binary_operator_ok.
24174 (sse2_pmaddwd): Call ix86_binary_operator_ok.
24175 (sdot_prodv8hi): Operands 1 and 2 must be register.
24177 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
24179 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
24180 initialize align to silence bogus warning.
24182 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
24184 PR middle-end/22156
24185 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
24187 (struct sra_walk_fns): Remove use_all parameter from use.
24188 (sra_hash_tree): Handle BIT_FIELD_REFs.
24189 (sra_elt_hash): Don't hash bitfld blocks.
24190 (sra_elt_eq): Skip them in parent compares as well. Handle
24192 (sra_walk_expr): Don't maintain or pass down use_all_p.
24193 (scan_use): Remove use_all parameter.
24194 (scalarize_use): Likewise. Re-expand assignment to
24195 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
24196 output, and re-scalarize after output. Don't mark anything
24198 (scalarize_ldst): Adjust.
24199 (scalarize_walk_gimple_modify_statement): Likewise.
24200 (build_element_name_1): Handle BIT_FIELD_REFs.
24201 (instantiate_element): Don't warn for any element whose parent
24202 is used as a whole.
24203 (instantiate_missing_elements_1): Return the sra_elt.
24204 (canon_type_for_field): New.
24205 (try_instantiate_multiple_fields): New.
24206 (instantiate_missing_elemnts): Use them.
24207 (mark_no_warning): Removed.
24208 (generate_one_element_ref): Handle BIT_FIELD_REFs.
24209 (REPLDUP, sra_build_elt_assignment): New.
24210 (generate_copy_inout): Use them.
24211 (generate_element_copy): Likewise. Handle bitfld differences.
24212 (generate_element_zero): Don't recurse for blocks. Use
24213 sra_build_elt_assignment.
24214 (generate_one_element_int): Take elt instead of var. Use
24215 sra_build_elt_assignment.
24216 (generate_element_init_1): Adjust.
24217 (scalarize_use, scalarize_copy): Use REPLDUP.
24218 (scalarize_ldst): Move assert before dereference.
24219 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
24221 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
24223 * regmove.c: Fix unused variable warnings due to previous commit.
24225 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
24227 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
24228 (regmove_bb_head): Remove.
24229 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
24230 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
24231 problems with fixup_match_1.
24232 Don't initialize/free regmove_bb_head.
24234 (reg_is_remote_constant_p): If an insn is in the same basic block
24235 but not before INSN, consider it remote, too.
24237 2007-04-05 Anatoly Sokolov <aesok@post.ru>
24240 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
24241 DECL_ASSEMBLER_NAME, not the DECL_NAME.
24243 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
24245 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
24246 (CONDITIONAL_REGISTER_USAGE): Likewise.
24248 2007-04-04 Richard Henderson <rth@redhat.com>
24250 * config/alpha/lib1funcs.asm: Remove unused file.
24252 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
24255 * opts.c (print_specific_help): Fix --help=<language>
24257 (common_handle_option): Support --help=common.
24259 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
24262 * gcc.c (main): Do not run the linker if
24263 print_subprocess_help indicates that it shouldn't be
24266 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
24269 * doc/invoke.texi (--help=): Document <languages> value, fix
24270 formatting in tables of values.
24272 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
24274 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
24275 dllimport attribute of virtual methods.
24277 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
24279 * config/score/crti.asm: Change _bss_start to __bss_start.
24280 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
24281 (OUTGOING_REG_PARM_STACK_SPACE) update.
24282 * config/score/score.opt: add options to make backend support
24283 score5, score5u, score7 and score7d.
24284 * config/score/score.md: Likewise.
24285 * config/score/misc.md: Likewise.
24286 * config/score/mac.md: Likewise.
24287 * doc/invoke.texi: Likewise.
24288 * doc/md.texi: update constraints define.
24290 2007-04-03 Richard Henderson <rth@redhat.com>
24292 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
24293 an appropriate type, use the mode instead.
24295 2007-04-03 Richard Sandiford <richard@codesourcery.com>
24297 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
24298 Set the default --with-arch setting to mips2.
24299 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
24300 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
24301 (MULTILIB_OSDIRNAMES): Delete.
24302 (MULTILIB_DIRNAMES): Define.
24303 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
24304 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
24305 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
24306 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
24307 VXWORKS_OS_CPP_BUILTINS.
24308 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
24309 (MIPS_DEBUGGING_INFO): Undefine.
24310 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
24312 2007-04-03 Jakub Jelinek <jakub@redhat.com>
24314 PR middle-end/30704
24315 * fold-const.c (native_encode_real): Encode real.c provided longs
24316 as a series of 32-bit native integers.
24317 (native_interpret_real): Interpret buffer as a series of 32-bit
24320 2007-04-03 Richard Guenther <rguenther@suse.de>
24322 * genpreds.c (write_insn_constraint_len): Write function
24323 optimized for CONSTRAINT_LEN implementation.
24324 (write_tm_preds_h): Output insn_constraint_len inline and
24325 use it for CONSTRAINT_LEN.
24326 (write_insn_preds_c): Don't output insn_constraint_len.
24327 * doc/md.texi (define_register_constraint): Document multi-letter
24328 constraints shall have the same length if they start with the same
24331 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
24334 * config/i386/i386.md (isinf<mode>2): Expand only when
24335 TARGET_C99_FUNCTIONS is set.
24337 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
24339 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
24340 (x86_64-*-linux*): Ditto.
24341 * config/i386/i386.opt (mpc): New option.
24342 * config/i386/i386.c (overrride_options): Handle
24343 ix87_precision_string.
24344 * config/i386/crtprec.c: New file.
24345 * config/i386/t-crtpc: Ditto.
24346 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
24347 and -mpc80 options.
24348 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
24349 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
24350 crtprec32.o, crtprec64.o and crtprec80.o.
24352 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
24353 and -mpc80 options.
24354 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
24356 2007-04-02 Eric Christopher <echristo@apple.com>
24358 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
24359 limitations on darwin.
24361 2007-04-02 Anatoly Sokolov <aesok@post.ru>
24364 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
24366 2007-04-02 Dave Korn <dave.korn@artimi.com>
24368 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
24370 2007-04-02 Dave Korn <dave.korn@artimi.com>
24372 * libgcc2.h (exception_descriptor): Don't forward-declare.
24373 (__get_eh_table_language, __get_eh_table_version): Delete
24374 prototypes of long-dead functions.
24376 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
24378 * ebitmap.h: New file
24379 * ebitmap.c: New file
24380 * Makefile.in (ebitmap.o): New target.
24382 2007-04-01 Jan Hubicka <jh@suse.cz>
24384 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
24385 before very first instruction.
24387 2007-04-01 Jan Hubicka <jh@suse.cz>
24389 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
24390 waring on 64bit hosts.
24391 * bitmap.h: Fix typo in bitmap_head_def.
24393 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
24395 PR rtl-optimization/31391
24396 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
24397 into a DELETED_LABEL note, and the label is in an empty basic
24398 block, update BB_END as well as BB_HEAD.
24400 2007-04-01 Richard Henderson <rth@redhat.com>
24402 PR tree-optimization/31169
24403 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
24404 to varying if the range is outside [0, prec-1].
24406 2007-04-01 Richard Sandiford <richard@codesourcery.com>
24409 * config/mips/mips.md (load_const_gp): New insn.
24410 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
24411 the MIPS16 GP pseudo register if no_new_pseudos.
24412 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
24414 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
24417 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
24419 (call_value): Likewise.
24421 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
24422 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24425 * doc/invoke.texi: (optimization options): Reword description
24426 of -ffast-math. Document its primary purpose.
24428 2007-03-31 Richard Guenther <rguenther@suse.de>
24430 * omp-low.c (splay-tree.h): Include.
24431 (lookup_decl): Replace splay-tree usage by pointer-map.
24432 (maybe_lookup_decl): Likewise.
24433 (new_omp_context): Likewise.
24434 (delete_omp_context): Likewise.
24435 * gimplify.c (splay-tree.h): Include.
24436 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
24438 (remap_ssa_name): Likewise.
24439 (remap_decl): Likewise.
24440 (remap_type_1): Likewise.
24441 (remap_type): Likewise.
24442 (copy_body_r): Likewise.
24443 (expand_call_inline): Likewise.
24444 (clone_body): Likewise.
24445 (copy_tree_r): Likewise.
24446 (remap_save_expr): Likewise.
24447 (unsave_r): Likewise.
24448 (unsave_expr_now): Likewise.
24449 (tree_function_versioning): Likewise.
24450 (build_duplicate_type): Likewise.
24451 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
24452 (struct copy_body_data): Replace splay-tree by pointer-map.
24453 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
24454 not $(SPLAY_TREE_H).
24455 (gimplify.o): Depend on $(SPLAY_TREE_H).
24456 (omp-low.p): Likewise.
24458 2007-03-31 Anatoly Sokolov <aesok@post.ru>
24460 * config/avr/predicates.md (even_register_operand,
24461 odd_register_operand): New predicates.
24462 * config/avr/avr.md (movw peephole2): New.
24463 (movw_r peephole2): New.
24465 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
24467 * tree.h (get_signed_or_unsigned_type): New.
24468 * fold-const.c (operand_equal_for_comparison_p): Use
24469 get_signed_or_unsigned_type instead of
24470 lang_hooks.types.signed_or_unsigned_type.
24471 * expr.c (store_expr): Ditto.
24472 * langhooks.c (get_signed_or_unsigned_type): New.
24473 (lhd_signed_or_unsigned_type): New.
24474 * langhooks.h (lhd_signed_or_unsigned_type): New.
24475 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
24477 2007-03-30 Richard Henderson <rth@redhat.com>
24479 * tree-ssa-loop-ivopts.c: Include target.h.
24480 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
24481 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
24482 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
24483 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
24485 2007-03-30 Richard Henderson <rth@redhat.com>
24486 Kai Tietz <kai.tietz@onevision.com>
24488 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
24489 default for 64-bit.
24490 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
24491 (TARGET_64BIT_MS_ABI): New.
24492 (DBX_REGISTER_NUMBER): Handle 64-bit.
24493 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
24494 (LONG_TYPE_SIZE): Force to 32.
24495 (REG_PARM_STACK_SPACE): New.
24496 (OUTGOING_REG_PARM_STACK_SPACE): New.
24497 (REGPARM_MAX, SSE_REGPARM_MAX): New.
24498 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
24499 (STACK_BOUNDARY): Use 128 for 64-bit.
24500 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
24501 Add 64-bit implementation.
24502 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
24504 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
24505 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
24506 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
24507 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
24508 (ix86_handle_cconv_attribute): Don't warn when ignoring if
24509 TARGET_64BIT_MS_ABI.
24510 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
24511 (ix86_pass_by_reference): Likewise.
24512 (ix86_function_value_regno_p): Likewise.
24513 (ix86_build_builtin_va_list): Likewise.
24514 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
24515 (function_arg_advance_ms_64): New.
24516 (function_arg_advance): Call it.
24517 (function_arg_ms_64): New.
24518 (function_arg): Call it.
24519 (function_value_ms_64): New.
24520 (ix86_function_value_1): Call it.
24521 (return_in_memory_ms_64): New.
24522 (ix86_return_in_memory): Call it.
24523 (setup_incoming_varargs_ms_64): New.
24524 (ix86_setup_incoming_varargs): Call it.
24525 (ix86_expand_prologue): Handle 64-bit stack probing.
24526 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
24527 (output_pic_addr_const): Likewise.
24528 (x86_this_parameter): Likewise.
24529 (x86_output_mi_thunk): Likewise.
24530 (x86_function_profiler): Likewise.
24531 (TARGET_STRICT_ARGUMENT_NAMING): New.
24532 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
24533 (TARGET_64BIT_MS_ABI): New.
24534 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
24535 * config/i386/i386.md (allocate_stack_worker): Remove.
24536 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
24537 describe the clobber of eax without a match_scratch.
24538 (allocate_stack_worker_postreload): Remove.
24539 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
24540 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
24541 (allocate_stack_worker_rex64_postreload): Remove.
24542 (allocate_stack): Handle 64-bit.
24543 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
24544 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
24545 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
24546 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
24547 (STANDARD_STARTFILE_PREFIX_1): Likewise.
24548 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
24549 * config.build (x86_64-*-mingw*): New host.
24550 * config.host (x86_64-*-mingw*): New host.
24551 * config.gcc (x86_64-*-mingw*): New target.
24552 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
24554 2007-03-30 Richard Henderson <rth@redhat.com>
24555 Kai Tietz <kai.tietz@onevision.com>
24557 * c-pragma.c (struct def_pragma_macro_value): New.
24558 (struct def_pragma_macro): New.
24559 (pushed_macro_table): New.
24560 (dpm_hash, dpm_eq): New.
24561 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
24562 (init_pragma): Install them.
24563 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
24565 2007-03-30 Anatoly Sokolov <aesok@post.ru>
24567 * config/avr/avr.c (avr_override_options): Clear
24568 'flag_delete_null_pointer_checks'.
24570 2007-03-30 Paolo Carlini <pcarlini@suse.de>
24573 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
24574 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
24575 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
24576 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
24577 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
24578 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
24579 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
24581 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
24583 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
24585 * regmove.c: Move all of pass_stack_adjustments from here...
24586 * combine-stack-adj.c: ...to this new file.
24587 * Makefile.in: Add rules for combine-stack-adj.o.
24589 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
24591 PR tree-optimization/31383
24592 * tree-data-ref.c (affine_function_equal_p): Do not require the
24593 vectors to have the same length.
24595 2007-03-30 Jan Hubicka <jh@suse.cz>
24597 PR middle-end/30700
24598 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
24599 availablility; add more sanity checking; ask varpool only about
24602 2007-03-29 Richard Henderson <rth@redhat.com>
24604 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
24605 to decide, but __SIZEOF_LONG_LONG__.
24607 2007-03-29 Richard Henderson <rth@redhat.com>
24609 * emutls.c (struct __emutls_array): New.
24610 (emutls_destroy): Use it instead of casting element 0 from void*.
24611 (__emutls_get_address): Likewise.
24613 2007-03-29 Richard Henderson <rth@redhat.com>
24615 * varasm.c (initializer_constant_valid_p): Don't deny
24616 DECL_DLLIMPORT_P on functions.
24618 * config/i386/cygming.h: Remove function declarations.
24619 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
24620 (ASM_OUTPUT_LABELREF): Remove.
24621 (COMMON_ASM_OP): Remove.
24622 (ASM_OUTPUT_COMMON): Remove.
24623 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
24624 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
24625 (ASM_DECLARE_FUNCTION_NAME): Likewise.
24626 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
24627 Rename from TARGET_ENCODE_SECTION_INFO.
24628 * config/i386/netware.h: Likewise.
24629 * config/i386/i386-protos.h: Update.
24630 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
24631 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
24632 (legitimate_constant_p): Reject dllimports.
24633 (dllimport_map, get_dllimport_decl): New.
24634 (legitimize_dllimport_symbol): New.
24635 (legitimize_address, ix86_expand_move): Use it.
24636 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
24637 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
24638 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
24639 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
24640 * config/i386/predicates.md (constant_call_address_operand): Only
24641 accept symbols; reject dllimport_p symbols.
24642 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
24643 i386_pe_maybe_record_exported_symbol.
24644 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
24645 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
24646 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
24647 trust the setting of DECL_DLLIMPORT_P.
24648 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
24649 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
24650 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
24651 tidy the argument scanning loop.
24652 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
24653 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
24654 (i386_pe_strip_name_encoding): Remove.
24655 (i386_pe_binds_local_p): New.
24656 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
24657 (i386_pe_output_labelref): Remove.
24658 (i386_pe_asm_output_aligned_decl_common): New.
24659 (i386_pe_maybe_record_exported_symbol): Rename from
24660 i386_pe_record_exported_symbol; check for dllexported symbols.
24662 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
24664 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
24665 add comment explaining why vsnprintf cannot be used.
24667 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
24669 PR tree-optimization/30666
24670 * tree.c (build_complex_type): When creating type names for DWARF2
24671 debug info, create TYPE_DECLs for TYPE_NAME instead of
24673 (build_common_tree_nodes_2): Use build_complex_type when building
24674 predefined complex types, to preserve canonical types.
24676 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
24678 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
24679 (noce_get_alt_condition): Look at it to determine whether to
24680 reverse the condition or not.
24681 (noce_get_condition): Substitute the truth for lies.
24682 (noce_find_if_block): Set the then_else_reversed field.
24684 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
24686 * config/fr30/fr30.md (movdi): Do not accept immediates as the
24687 destination of this insn.
24688 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
24689 than calling gen_rtx_SET directly. Use r0 to hold the value of
24690 'address + 4' rather than a stack based temporary which can be
24691 mis-optimized away.
24693 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
24695 * config/s390/s390.c (s390_secondary_input_reload_class,
24696 s390_secondary_output_reload_class): Functions removed.
24697 (s390_secondary_reload): New function.
24698 (TARGET_SECONDARY_RELOAD): Target macro defined.
24699 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
24700 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
24701 * config/s390/s390.md ("reload_outti", "reload_outdi",
24702 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
24703 "reload_out<mode>"): Expanders removed.
24704 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
24705 "reload<mode>_nonoffmem_out"): Expanders added.
24707 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
24709 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
24710 action if SRC->DEST replacement failed anyway.
24712 2007-03-28 Mike Stump <mrs@apple.com>
24714 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
24715 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
24716 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
24718 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24720 * config.gcc: Accept barcelona as a variant of amdfam10.
24721 * config/i386/i386.c (override_options): Likewise.
24722 * doc/invoke.texi: Likewise.
24724 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
24726 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
24727 offsets for BIT_FIELD_REF and COMPONENT_REF.
24729 2007-03-28 Richard Guenther <rguenther@suse.de>
24731 * tree.c (is_global_var): Move ...
24732 * tree-flow-inline.h (is_global_var): ... here.
24733 * tree.h (is_global_var): Remove declaration.
24735 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
24737 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
24739 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
24740 * config/i386/i386.c (ix86_tune_features): Initialize new
24742 * config/i386/predicates.md (promotable_binary_operator): Use
24743 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
24745 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
24748 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
24750 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
24752 * config/fr30/fr30.md (movsi_internal): Change destination
24753 constraint from m to V and add m to the end.
24755 2007-03-28 Christian Bruel <christian.bruel@st.com>
24757 * config/sh/sh.md (movsi_i): Fix type attribute.
24759 2007-03-28 Christian Bruel <christian.bruel@st.com>
24761 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
24762 (movsf_ie): Likewise.
24764 2007-03-28 Christian Bruel <christian.bruel@st.com>
24766 * config.gcc: Add sh4-300 to multilib.
24767 * config/sh/t-mlib-sh4-300: New file.
24769 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
24771 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
24772 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
24773 fix_trunc<mode>di2.
24774 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
24775 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
24776 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
24777 "fixuns_trunctddi2"): Whitespace fix.
24779 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
24781 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
24782 the definition of struct sh_args.
24783 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
24784 CALL_COOKIE_INT_REG_GET): Likewise.
24786 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
24788 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
24789 transformations are applied successfully.
24791 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
24793 * tree.c (tree_contains_struct): Permit 512 tree codes.
24794 * tree.h (tree_contains_struct): Ditto.
24795 (MAX_TREE_CODES): Ditto.
24796 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
24797 SPARE member to store remaining padding bits.
24799 2007-03-27 Anatoly Sokolov <aesok@post.ru>
24801 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
24804 2007-03-27 Janis Johnson <janis187@us.ibm.com>
24806 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
24807 * configure: Regenerate.
24809 * configure: Regenerate using the correct version of autoconf.
24811 2007-03-27 Anatoly Sokolov <aesok@post.ru>
24813 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
24815 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
24816 regs to "__SP_L__" and "__SP_H__".
24818 2007-03-27 Richard Guenther <rguenther@suse.de>
24820 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
24821 computations with it with a HOST_WIDE_INT variable.
24823 2007-03-26 Mike Stump <mrs@apple.com>
24825 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
24826 objective-c-header, objective-c++-header and objc++-cpp-output
24828 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
24830 2007-03-26 Richard Henderson <rth@redhat.com>
24833 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
24834 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
24835 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
24836 IX86_BUILTIN_PSRLQ128): New.
24837 (ix86_init_mmx_sse_builtins): Add them.
24838 (ix86_expand_builtin): Expand them.
24839 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
24840 operand 2 be TImode.
24841 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
24842 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
24843 _mm_srli_epi64): Mark __B const.
24844 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
24845 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
24846 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
24847 new two-vector shift builtins.
24849 2007-03-26 Ian Lance Taylor <iant@google.com>
24851 PR tree-optimization/31345
24852 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
24853 [+INF, +INF(OVF)] into VARYING.
24855 2007-03-26 Zack Weinberg <zackw@panix.com>
24857 * gengtype-parse.c: New file.
24858 * gengtype-yacc.y: Delete.
24859 * gengtype-lex.l: Don't include gengtype-yacc.h.
24860 Define YY_DECL and yyterminate appropriately for recursive
24861 descent parser. yylval is now a string out-parameter to yylex.
24862 (HWS, EOID): New shorthand.
24863 (IWORD): Add a couple more types.
24864 (yylex): Add a setup stanza. Remove the complex rules for
24865 detecting GTY'ed types and typedefs; replace with simple
24866 keyword detectors. Adjust everything for the changed
24867 definition of yylval. Ignore all pp-directives, not just #define.
24869 (parse_file): Rename yybegin; do not call yyparse.
24871 * gengtype.c (xasprintf): Export again.
24872 (this_file): New. Use everywhere __FILE__ was being used.
24873 (get_lang_bitmap): Special case types defined in gengtype.c.
24874 (do_typedef, new_structure): Suppress definition of certain types.
24875 (new_structure): Improve diagnostics of duplicate definitions.
24876 Make sure location_s is associated with input.h.
24877 (nreverse_pairs, define_location_structures): New functions.
24878 (main): Improve tagging of kludge types. Remove old kludges
24879 for input.h types; use define_location_structures.
24880 * gengtype.h: Update prototypes. Define token codes here.
24881 * Makefile.in: Remove all references to gengtype-yacc.
24882 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
24884 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
24885 add GTY((skip)) to the field that's only conditionally there.
24886 * doc/install.texi: Document that Bison is no longer required
24887 unless building treelang.
24889 * gengtype.c: Don't include gtyp-gen.h.
24890 (srcdir): Declare here.
24891 (base_files, lang_dir_names): Allocate dynamically.
24892 (gt_files, num_gt_files, num_lang_dirs): New globals.
24893 (measure_input_list, read_input_line, read_input_list)
24894 (set_lang_bitmap): New functions.
24895 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
24896 simplify, relying on read_input_list to set up the bitmaps.
24897 (main): Arguments are no longer unused. Check for correct number
24898 of command line arguments, set srcdir and srcdir_len, then call
24899 read_input_list, before doing anything else. No need to worry
24900 about duplicates in main loop.
24901 * configure.ac: Simplify the calculation of all_gtfiles.
24902 Put language tags in there. Don't set or substitute
24903 all_gtfiles_files_langs or all_gtfiles_files_frags.
24904 * Makefile.in: Revamp the way gengtype is invoked, now that it
24905 takes a file on its command line with a much simpler format.
24906 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
24907 (GTFILES): Remove duplicates and C source files.
24908 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
24909 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
24910 * configure: Regenerate.
24912 * gengtype.h: Remove all type definitions to gengtype.c; leave
24913 only definitions of options_p, type_p, and pair_p as opaque
24914 pointers. Update prototypes.
24915 * gengtype.c: Many type definitions moved here from gengtype.h.
24916 Consolidate type definitions at the top of the file.
24917 (xvasprintf): Delete.
24918 (xasprintf): Make static.
24919 (create_nested_pointer_option): Add 'next' parameter.
24920 (create_field_all, create_field_at): New functions.
24921 (create_field): Now a thin wrapper around create_field_all.
24922 (create_optional_field): Rename create_optional_field_ and add
24923 line argument. Original name is now a macro which supplies
24925 (oprintf): Use vsnprintf directly.
24926 (close_output_files): Use fatal rather than perror/exit.
24927 (note_def_vec, note_def_vec_alloc): Use create_field_at.
24928 (main): Set progname. Don't use exit.
24929 * gengtype-yacc.y (struct_fields): Use create_field_at.
24930 (option, optionseqopt): Delete.
24931 (optionseq): Consolidate productions from option here so we
24932 can use the first argument to create_option.
24934 * gengtype-lex.l: Distinguish unions from structures in the
24935 token type. Don't call find_structure; return the tag as a string.
24936 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
24937 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
24938 string. Reorganize typedef_struct production accordingly.
24939 Use create_nested_ptr_option.
24940 * gengtype.c (create_nested_ptr_option): New function.
24941 * gengtype.h: Declare it.
24943 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
24944 (string_type): Don't declare.
24945 (do_scalar_typedef): Declare.
24946 (create_scalar_type): Update prototype.
24947 * gengtype.c (string_type): Make static.
24948 (scalar_nonchar, scalar_char): New.
24949 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
24950 (resolve_typedef): Use scalar_nonchar for error recovery.
24951 (create_scalar_type): Remove name_len field. Return scalar_char
24952 or scalar_nonchar as appropriate.
24953 (adjust_field_type): Look at scalar_is_char boolean to decide whether
24954 to use string_type.
24955 (throughout): Use scalar_nonchar instead of calling
24956 create_scalar_type, whenever possible.
24957 (main): Initialize scalar_char and scalar_nonchar before calling
24959 * gengtype-lex.l: Adjust for removal of second argument to
24960 create_scalar_type. Use yylval.s instead of yylval.t when
24962 * gengtype-yacc.y: Type of SCALAR is string. Call
24963 create_scalar_type from type:SCALAR rule. Adjust for removal of
24964 second argument to create_scalar_type.
24966 * vec.h: Remove all #if IN_GENGTYPE blocks.
24967 Add comment saying that changes may require adjustments to gengtype.
24968 * gengtype.c: Don't include coretypes.h or tm.h.
24969 Add comment to inclusion of errors.h.
24970 (note_def_vec, note_def_vec_alloc): New functions.
24971 * gengtype.h: Declare new functions.
24972 * gengtype-lex.l: Don't include coretypes.h.
24973 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
24975 (update_lineno): Remove unnecessary prototype.
24976 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
24977 (VEC rule): Just return VEC_TOKEN.
24978 * gengtype-yacc.y (VEC_TOKEN): New token type.
24979 (type): Add a production for VEC(a,b).
24980 * Makefile.in: Update dependencies.
24982 * gengtype-lex.l: Remove rules for parsing pointer-to-function
24983 typedefs that use the old PARAMS macro.
24985 * gengtype-lex.l: Remove all rules and states relating to yacc
24987 * gengtype-yacc.y: Similarly.
24988 * gengtype.c (note_yacc_type): Delete function.
24989 * gengtype.h: Update prototypes.
24991 2007-03-26 Joseph Myers <joseph@codesourcery.com>
24993 * tree-pretty-print.c (dump_generic_node): Report precision of
24994 unnamed integer types.
24996 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
24998 * ifcvt.c (noce_try_store_flag_constants): Don't check
24999 no_new_pseudos here.
25000 (noce_try_store_flag_constants): Don't check no_new_pseudos.
25001 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
25002 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
25003 noce_try_sign_mask): Likewise.
25004 (if_convert): Check no_new_pseudos here.
25006 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
25008 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
25009 (noce_get_condition): Handle new then_else_reversed argument.
25010 (noce_init_if_info): Remove, fold into noce_find_if_block.
25011 (noce_process_if_block): Take a struct noce_if_info as the
25012 argument. Don't set up one based on ce_if_info. Update pointer
25013 references accordingly.
25014 (cond_move_process_if_block): Likewise.
25015 (process_if_block): Removed.
25016 (find_if_block): Removed. Move functionality two new functions,
25017 noce_find_if_block and cond_exec_find_if_block.
25018 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
25019 blocks and the symmetric IF-ELSE-JOIN case.
25020 (cond_exec_find_if_block): Also new function mostly based on old
25021 find_if_block and process_if_block.
25022 (find_if_header): Replace find_if_block call with separately
25023 guarded calls to noce_find_if_block and cond_exec_find_if_block.
25024 (find_cond_trap): Update noce_get_condition call.
25025 (dead_or_predicable): Likewise.
25027 2007-03-26 Jakub Jelinek <jakub@redhat.com>
25029 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
25031 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
25032 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
25033 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
25034 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
25035 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
25036 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
25037 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
25038 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
25039 __builtin_ia32_psrad128 builtins.
25041 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
25043 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
25044 * config/i386/constraints.md
25045 (define_constraint "I"): Use IN_RANGE macro.
25046 (define_constraint "J"): Ditto.
25047 (define_constraint "K"): Ditto.
25048 (define_constraint "M"): Ditto.
25049 (define_constraint "N"): Ditto.
25050 (define_constraint "O"): Ditto.
25051 * config/i386/predicates.md
25052 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
25053 (define_predicate "const_0_to_3_operand"): Ditto.
25054 (define_predicate "const_0_to_7_operand"): Ditto.
25055 (define_predicate "const_0_to_15_operand"): Ditto.
25056 (define_predicate "const_0_to_63_operand"): Ditto.
25057 (define_predicate "const_0_to_255_operand"): Ditto.
25058 (define_predicate "const_1_to_31_operand"): Ditto.
25059 (define_predicate "const_2_to_3_operand"): Ditto.
25060 (define_predicate "const_4_to_7_operand"): Ditto.
25062 2007-03-25 David Edelsohn <edelsohn@gnu.org>
25064 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
25065 in SImode for save_world.
25066 * config/rs6000/altivec.md (save_world, restore_world): Convert to
25069 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
25071 PR tree-optimization/30784
25072 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
25075 2007-03-25 Revital Eres <eres@il.ibm.com>
25077 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
25078 Fold movement_possibility function into it.
25080 2007-03-25 David Edelsohn <edelsohn@gnu.org>
25082 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
25083 (load_macho_picbase_{si,di}): Convert to LR hard reg.
25084 (call_indirect_nonlocal_darwin64): Same.
25085 (call_nonlocal_darwin64): Same.
25086 (call_value_indirect_nonlocal_darwin64): Same.
25087 (call_value_nonlocal_darwin64): Same.
25088 (sibcall_nonlocal_darwin64): Same.
25089 (sibcall_value_nonlocal_darwin64): Same.
25090 (sibcall_symbolic_64): Same.
25091 (sibcall_value_symbolic_64): Same.
25092 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
25094 (rs6000_emit_load_toc_table): Same.
25095 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
25096 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
25098 (divss_call): Same.
25099 (divus_call): Same.
25100 (quoss_call): Same.
25101 (quous_call): Same.
25102 (load_toc_v4_pic_si): Same
25103 (load_toc_v4_PIC_1): Same.
25104 (load_toc_v4_PIC_1b): Same.
25105 (call_indirect_aix{32,64}): Same.
25106 (call_value_indirect_aix{32,64}): Same.
25108 (call_value): Same.
25109 (call_local{32,64}): Same.
25110 (call_value_local{32,64}): Same.
25111 (call_indirect_nonlocal_aix{32,64}): Same.
25112 (call_nonlocal_aix{32,64}): Same.
25113 (call_value_indirect_nonlocal_aix{32,64}): Same.
25114 (call_value_nonlocal_aix{32,64}): Same.
25115 (call_indirect_nonlocal_sysv<mode>): Same.
25116 (call_nonlocal_sysv<mode>): Same.
25117 (call_value_indirect_nonlocal_sysv<mode>): Same.
25118 (call_value_nonlocal_sysv<mode>): Same.
25120 (sibcall_local{32,64}): Same.
25121 (sibcall_value_local{32,64}): Same.
25122 (sibcall_nonlocal_aix{32,64}): Same.
25123 (sibcall_value_nonlocal_aix{32,64}): Same.
25124 (sibcall_nonlocal_sysv<mode>): Same.
25125 (sibcall_value): Same.
25126 (sibcall_value_nonlocal_sysv<mode>): Same.
25128 2007-03-24 Paul Brook <paul@codesourcery.com>
25130 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
25131 * config/arm/linux-eabi.h: Remove legacy syscall hack.
25133 2007-03-24 Richard Henderson <rth@redhat.com>
25135 * config/ia64/constraints.md: New file.
25136 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
25137 satisfies_constraint_?.
25138 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
25139 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
25140 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
25141 ia64_output_mi_thunk): Likewise.
25142 (ia64_const_ok_for_letter_p): Remove.
25143 (ia64_const_double_ok_for_letter_p): Remove.
25144 (ia64_extra_constraint): Remove.
25145 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
25146 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
25147 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
25148 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
25149 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
25150 EXTRA_MEMORY_CONSTRAINT): Remove.
25151 * config/ia64/ia64.md: Include constriants.md. Replace
25152 CONST_OK_FOR_? with satisfies_constraint_?.
25154 2007-03-23 Michael Meissner <michael.meissner@amd.com>
25155 H.J. Lu <hongjiu.lu@intel.com>
25157 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
25159 (name macros): Use DPD_BID_NAME to convert names properly.
25161 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
25162 decimal floating point format.
25163 (init_floating_libfuncs): Change decimal functions so that they
25164 have a "bid_" prefix if the decimal system uses the BID format,
25165 and "dpd_" prefix if the decimal system uses the DPD format.
25166 (init_interclass_conv_libfuncs): Ditto.
25167 (init_intraclass_conv_libfuncs): Ditto.
25169 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
25170 using the BID format.
25172 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
25173 whether we are using the BID decimal format.
25174 * configure: Regenerate.
25176 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
25177 the compiler has decimal floating point enabled. Define
25178 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
25181 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
25182 using the BID format.
25184 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
25185 whether we are using the BID decimal format.
25186 * configure: Regenerate.
25188 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
25189 the compiler has decimal floating point enabled. Define
25190 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
25193 * doc/install.texi (--enable-decimal-float): Document BID and DPD
25194 options, and that it is enabled for i386/x86_64 systems.
25196 * Makefile.in (enable_decimal_float): New.
25198 (DECNUMINC): Add -I$(DECNUMFMT).
25199 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
25200 to $(DECNUMFMT) from $(DECNUM).
25202 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
25203 Substitute enable_decimal_float.
25204 * configure: Regenerated.
25207 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
25210 * configure.ac: Enable decimal float for x86_64-*-linux*.
25211 * configure: Regenerated.
25214 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
25215 decimal128ClearSign to flip and clear the sign bit in decimal128.
25216 (decimal_real_maxval): Set decimal128SetSign to set the sign
25219 2007-03-23 Ian Lance Taylor <iant@google.com>
25221 * fold-const.c (fold_binary): Correct warning for X - c >= X.
25223 2007-03-23 Ian Lance Taylor <iant@google.com>
25225 * tree-dump.c (dump_files): Correct comment.
25227 2007-03-23 Ian Lance Taylor <iant@google.com>
25229 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
25231 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
25233 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
25234 in cfglayout mode. Don't go into and out of cfglayout mode.
25235 Link the blocks in the order of the constructed traces.
25236 (rest_of_handle_tracer): Adjust call to tracer.
25237 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
25238 Don't go into cfglayout mode.
25239 (rtl_loop_done): Don't go out of cfglayout mode.
25240 * cfglayout.c (relink_block_chain): New function, split out from...
25241 (fixup_reorder_chain): ...here. Remove redundant checking.
25242 (cfg_layout_finalize): Don't clear the header, footer, and aux
25243 fields here, move the code to do so to relink_block_chain. Likewise
25244 for free_original_copy_tables.
25245 * rtl.h (tracer): Update prototype.
25246 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
25247 Assert we are in cfglayout mode. Don't go into and out of cfglayout
25248 mode. Use relink_block_chain to serialize the CFG according to the
25249 new basic block order. Move targetm.cannot_modify_jumps_p check from
25251 (gate_handle_reorder_blocks): ...to here.
25252 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
25254 (gate_duplicate_computed_gotos): ...to here.
25255 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
25256 something always changes when going into and out of cfglayout mode.
25257 Perform an expensive cfg cleanup while going into cfglayout mode.
25258 Always update liveness information on HAVE_conditional_execution
25259 targets. Reserialize the basic blocks and go out of cfglayout mode.
25260 * reg-stack.c: Include cfglayout.h.
25261 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
25262 the call to reorder_basic_blocks.
25263 * basic-block.h (reorder_basic_blocks): Update prototype.
25264 (relink_block_chain): New prototype.
25265 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
25267 2007-03-23 Joseph Myers <joseph@codesourcery.com>
25269 * config/mips/mips.md (type, hazard, *movdi_32bit,
25270 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
25271 *movhi_internal, *movqi_internal, *movsf_hardfloat,
25272 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
25273 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
25274 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
25276 (movcc): Change first xfer to multi.
25277 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
25278 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
25279 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
25280 config/mips/generic.md: Change reservations using "xfer" to use
25282 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
25283 using match_operand.
25284 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
25285 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
25287 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
25289 2007-03-22 Richard Henderson <rth@redhat.com>
25291 * config/i386/i386.c: Remove unnecessary function declarations.
25292 Move targetm definition, and all related macros, to the end of
25293 the file. Resort some functions to put definitions before uses.
25294 (ix86_attribute_table): Make static. Move to end of file.
25295 (ix86_gimplify_va_arg): Make static.
25297 2007-03-22 Richard Henderson <rth@redhat.com>
25299 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
25300 don't increase local_regparm with force_align_arg_pointer check.
25301 (ix86_function_sseregparm): Assert 32-bit.
25302 (type_has_variadic_args_p): New.
25303 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
25304 type_has_variadic_args_p.
25305 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
25306 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
25307 use memset instead. Do maybe_vaarg check first; skip attribute
25308 tests if true; skip attribute tests for 64-bit.
25309 (construct_container): Remove TARGET_DEBUG_ARG.
25310 (function_arg_advance_32, function_arg_advance_64): Split out ...
25311 (function_arg_advance): ... from here.
25312 (function_arg_32, function_arg_64): Split out ...
25313 (function_arg): ... from here.
25314 (ix86_pass_by_reference): Tidy.
25315 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
25316 (function_value_32): New, from parts of ix86_function_value
25317 and ix86_value_regno.
25318 (function_value_64): New, from parts of ix86_function_value
25319 and ix86_libcall_value.
25320 (ix86_function_value_1): New.
25321 (ix86_function_value, ix86_libcall_value): Use it.
25322 (return_in_memory_32, return_in_memory_64): Split out ...
25323 (ix86_return_in_memory): ... from here.
25324 (ix86_struct_value_rtx): Skip for 64-bit.
25325 (ix86_libcall_value, ix86_value_regno): Remove.
25326 (setup_incoming_varargs_64): Split out ...
25327 (ix86_setup_incoming_varargs): ... from here.
25328 (ix86_va_start): Remove TARGET_DEBUG_ARG.
25329 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
25330 * config/i386/i386-protos.h (ix86_function_value): Remove.
25331 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
25333 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25336 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
25337 infinities not supported, otherwise emit warning if -Woverflow. On
25338 underflow, emit warning if -Woverflow.
25339 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
25341 * real.h (real_from_string): Update declaration
25343 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
25344 Richard Henderson <rth@redhat.com>
25346 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
25347 * calls.c (compute_argument_block_size, expand_call,
25348 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
25349 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
25350 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
25351 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
25352 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
25353 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
25354 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
25355 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
25358 2007-03-22 Joseph Myers <joseph@codesourcery.com>
25360 * c-incpath.c (add_sysroot_to_chain): New.
25361 (merge_include_chains): Add sysroot argument. Call
25362 add_sysroot_to_chain if sysrooted.
25363 (register_include_chains): Update call to merge_include_chains.
25364 * doc/cppopts.texi: Document use of '=' in include directory
25367 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
25369 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
25370 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
25371 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
25372 insn pattern using X87MODEF12 mode macro.
25374 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
25376 * regmove.c (regmove_optimize): Use reg_mentioned_p
25377 instead of reg_overlap_mentioned_p for DST.
25379 2007-03-21 Mike Stump <mrs@apple.com>
25381 * c.opt: Fixup for Objective-C/C++.
25383 2007-03-21 Steve Ellcey <sje@cup.hp.com>
25385 * explow.c (convert_memory_address): Fold memory reference when
25386 POINTERS_EXTEND_UNSIGNED < 0
25388 2007-03-21 Richard Henderson <rth@redhat.com>
25391 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
25392 * config/i386/mmintrin.h (__m64): Likewise.
25393 * config/i386/xmmintrin.h (__m128): Likewise.
25395 2007-03-21 Richard Sandiford <richard@codesourcery.com>
25397 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
25398 (VXWORKS_OS_CPP_BUILTINS): Define.
25399 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
25400 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
25402 2007-03-21 Richard Sandiford <richard@codesourcery.com>
25404 * rtl.h (constant_pool_reference_p): Delete.
25405 (find_constant_src): Declare.
25406 * rtlanal.c (find_constant_src): New function.
25407 * simplify-rtx.c (constant_pool_reference_p): Delete.
25408 * config/i386/i386.md: Use find_constant_src instead of
25409 constant_pool_reference_p/avoid_constant_pool_reference pairs.
25411 2007-03-21 Richard Sandiford <richard@codesourcery.com>
25413 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
25414 * c-cppbuiltin.c (c_cpp_builtins): Define them.
25416 2007-03-20 Mark Mitchell <mark@codesourcery.com>
25418 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
25419 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
25420 (arm_elf_asm_constructor): Use it.
25421 (arm_elf_asm_destructor): New function.
25423 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
25425 * jump.c (mark_jump_label): Treat SEQUENCE specially.
25427 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
25429 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
25431 2007-03-19 Andrew Haley <aph@redhat.com>
25433 PR tree-optimization/31264
25434 * tree-vrp.c (register_edge_assert_for_1): Don't look though
25435 VIEW_CONVERT_EXPRs.
25437 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
25439 PR rtl-optimization/30907
25440 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
25441 (fwprop_init): Always call loop_optimizer_initialize.
25442 (fwprop_done): Always call loop_optimizer_finalize.
25443 (fwprop): We always have loop info now.
25444 (gate_fwprop_addr): Remove.
25445 (pass_fwprop_addr): Use gate_fwprop as gate.
25447 PR rtl-optimization/30841
25448 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
25449 df_chain_alloc): Call df_reorganize_refs unconditionally.
25450 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
25451 refs_organized to refs_organized_size.
25452 (df_ref_create_structure): Use refs_organized_size instead of
25453 bitmap_size if refs had been organized, and keep refs_organized_size
25455 * df.h (struct df_ref_info): Change refs_organized to
25456 refs_organized_size.
25457 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
25460 2007-03-19 Mark Mitchell <mark@codesourcery.com>
25462 * except.c (output_function_exception_table): Do not reference the
25463 EH personality routine for functions that do not require an
25466 2007-03-20 Jakub Jelinek <jakub@redhat.com>
25469 * c-typeck.c (convert_for_assignment): Call comptypes for
25470 RECORD_TYPE or UNION_TYPE.
25472 PR inline-asm/30505
25473 * reload1.c (reload): Do invalid ASM checking after
25474 cleanup_subreg_operands.
25476 2007-03-19 Jeff Law <law@redhat.com>
25478 * tree-cfg.c (find_taken_edge): Tighten conditions for
25479 optimizing computed gotos.
25481 2007-03-19 Michael Matz <matz@suse.de>
25483 * builtins.c (expand_builtin_sync_operation,
25484 expand_builtin_compare_and_swap,
25485 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
25488 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
25489 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
25492 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25494 * doc/tm.texi: Add brackets around the return type of
25495 TARGET_SECONDARY_RELOAD.
25497 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
25498 Richard Guenther <rguenther@suse.de>
25500 PR tree-optimization/31254
25501 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
25502 Use handled_component_p () where appropriate. Continue
25503 propagating into the rhs if we propagated into an INDIRECT_REF
25506 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25508 * config/s390/s390.md (op_type attribute): RRR instruction type added.
25509 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
25510 (xde, xdee): Mode attributes adjusted to support DFP modes.
25511 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
25512 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
25513 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
25514 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
25515 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
25516 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
25517 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
25519 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
25520 "movsf"): Insn definitions removed.
25521 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
25522 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
25523 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
25525 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
25526 "reload_in<mode>", "reload_out<mode>"): Expander added.
25527 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
25530 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25532 * config/s390/s390.md: Only non-functional changes. Renamed
25533 FPR mode macro to BFP all over the file.
25535 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25537 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
25538 (op_type attribute): RRF instruction type added.
25539 (fT0): New mode attribute.
25540 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
25541 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
25542 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
25543 instruction no secondary memory is needed when moving DFmode values
25544 between GPRs and FPRs.
25546 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25548 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
25549 inverted and documentation adjusted.
25550 ("mhard-dfp", "msoft-dfp"): New options.
25551 * config/s390/s390.c (s390_handle_arch_option): New architecture
25553 (override_options): Sanity checks for the new options added.
25554 * config.gcc: New architecture switch: z9-ec.
25555 * config/s390/s390.h (processor_flags): PF_DFP added.
25556 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
25557 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
25558 when the bit is NOT set so remove it from the defaults.
25560 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25562 * genemit.c (main): Print include statement for dfp.h.
25563 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
25566 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
25568 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
25570 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
25573 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
25574 instead of PATTERN.
25576 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25578 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
25579 attr_length_call, output_call, output_indirect_call): Cleanup
25580 formatting of targetm calls.
25582 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
25584 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
25586 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25588 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
25589 reservation, bypass and anti-bypass descriptions for these
25590 instructions. Update move patterns.
25591 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
25594 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
25596 * tree-vect-transform.c (get_initial_def_for_induction): Replace
25597 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
25598 (get_initial_def_for_reduction): Likewise.
25600 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
25602 Fix PR tree-optimization/29922
25603 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
25604 (get_representative): Removed.
25605 (value_dies_in_block_x): Update for rvuse removal.
25606 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
25607 (compute_antic_aux): Handle when PHI nodes appear in
25608 non-single-successors.
25609 (dump_bitmap_of_names): Removed.
25610 (compute_antic_safe): Renamed and removed rvuse calculation.
25611 Calculate only antic safe.
25612 (insert_into_preds_of_block): Remove assert.
25613 (execute_pre): Update for renamed functions.
25614 (defer_or_phi_translate_block): New function.
25616 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
25618 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
25619 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
25621 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
25622 Follow spelling conventions.
25624 * tree-data-ref.h: Remove the prototype for analyze_array.
25626 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
25628 PR tree-optimization/31041
25629 * tree-vect-transform.c (get_initial_def_for_induction): Call
25630 force_gimple_operand.
25632 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
25634 * ipa-type-escape.c (look_for_casts) : Revert code to use
25635 handled_component_p due to ada test a-numaux.adb.
25637 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
25639 * final.c (final_scan_insn): Alter the condition of a
25640 conditional trap if we have nonstandard CC.
25642 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25644 * configure.ac: Remove excess quoting from asm line 0 test.
25645 * configure: Rebuilt.
25647 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25649 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
25650 * c-common.c (convert_and_check): Move warning logic to...
25651 (warnings_for_convert_and_check): ...here. Define.
25652 * c-common.h (warnings_for_convert_and_check): Declare.
25654 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25656 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
25657 (output_call): Likewise.
25659 2007-03-16 Richard Sandiford <richard@codesourcery.com>
25661 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
25663 2007-03-16 Richard Sandiford <richard@codesourcery.com>
25665 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
25667 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
25669 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
25670 opteron, athlon-64 and athlon-fx processor_alias_table entries.
25672 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
25674 PR tree-optimization/31183
25675 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
25676 Use double_int instead of unsigned int for representing access_strides.
25677 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
25679 2007-03-16 Richard Guenther <rguenther@suse.de>
25681 PR tree-optimization/31146
25682 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
25683 to allow recursion of forward_propagate_addr_expr.
25684 (forward_propagate_addr_into_variable_array_index): Likewise.
25685 (forward_propagate_addr_expr): Likewise.
25686 (tree_ssa_forward_propagate_single_use_vars): Likewise.
25687 (forward_propagate_addr_expr_1): Recurse on simple copies
25688 instead of propagating into them. Do so for useless conversions
25690 (forward_propagate_addr_expr): Clean up unused statements after
25693 2007-03-16 Richard Guenther <rguenther@suse.de>
25695 * builtins.c (expand_builtin_cexpi): Use the right argument
25696 for the expansion via cexp.
25698 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25700 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
25701 * configure: Rebuilt.
25703 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25706 * dwarf2out.c (force_type_die): Adjust comment.
25707 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
25709 2007-03-15 DJ Delorie <dj@redhat.com>
25711 * config/frv/predicates.md (minmax_operator): Don't check operands
25714 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
25716 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
25717 Update constant estimates of number of iterations.
25718 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
25719 argument renamed to "realistic".
25720 (compute_estimated_nb_iterations): Removed.
25721 (record_niter_bound): New function.
25722 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
25723 call record_nonwrapping_iv with upper = false.
25724 (infer_loop_bounds_from_signedness): Pass upper argument to
25725 record_nonwrapping_iv.
25726 (estimate_numbers_of_iterations_loop): Do not call
25727 compute_estimated_nb_iterations. Record estimate based on profile
25728 information. Initialize the constant estimates of number of
25730 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
25732 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
25733 number of iterations is too small.
25734 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
25735 (EST_NOT_AVAILABLE): Removed.
25736 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
25737 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
25740 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
25742 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
25743 Handle NE_EXPR guards.
25745 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25748 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
25749 Set also -pedantic-errors by default for the preprocessor unless
25750 -fpermissive is given.
25752 2007-03-15 Richard Guenther <rguenther@suse.de>
25754 PR middle-end/29719
25755 PR middle-end/31161
25756 * builtins.c (expand_builtin_cexpi): As a fallback if we
25757 don't have builtins for sincos or cexp create a function
25758 declaration for cexp and expand to a call to that.
25759 (expand_builtin_int_roundingfn): Always fall
25760 back to floor/ceil and its variants even if they may be
25763 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
25765 PR middle-end/31159
25766 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
25767 jump tables, move the call to delete_dead_jumptables from here...
25768 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
25769 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
25770 don't allow merging of blocks that try_redirect_by_replacing_jump
25771 also does not handle when not optimizing.
25773 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
25774 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25776 * config/i386/i386.md (x86_sahf_1): Correctly handle
25779 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
25782 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
25783 x86_64_general_operand as operand[2] predicate. Remove "iF"
25784 from operand constraints and use "e" constraint instead.
25785 (*subti3_1, *subti3_1 splitter): Ditto.
25786 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
25787 operand[1] predicate.
25789 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
25791 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
25792 arrays, multiply the access strides by the size of the sub-array.
25793 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
25795 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
25797 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
25798 the configured assembler supports the sahf mnemonic.
25799 * configure: Regenerate.
25800 * config.in: Regenerate.
25802 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
25803 emit "sahf" or ".byte\t0x9e" as asm template.
25805 2007-03-14 Michael Meissner <michael.meissner@amd.com>
25808 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
25809 option to replace hard coded TARGET_xxx in md file.
25810 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
25811 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
25812 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
25813 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
25814 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
25815 (X86_TUNE_NOT_VECTORMODE): Ditto.
25816 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
25817 (TUNE_AVOID_VECTOR_DECODE): Ditto.
25818 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
25819 (TUNE_SLOW_IMUL_IMM8): Ditto.
25820 (TUNE_MOVE_M1_VIA_OR): Ditto.
25821 (TUNE_NOT_UNPAIRABLE): Ditto.
25822 (TUNE_NOT_VECTORMODE): Ditto.
25824 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
25827 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
25828 tuning options instead of hard coded TARGET_xxx.
25829 (fix ssemode peephole2's): Ditto.
25830 (imul peephole2's): Ditto.
25832 (movdi_or_rex64): Ditto.
25833 (move peephole2): Ditto.
25834 (not peephole2's): Ditto.
25836 2007-03-14 Dirk Mueller <dmueller@suse.de>
25838 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
25839 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
25840 * c-parser.c (c_parser_if_body): Always add an empty statement in case
25842 * c-parser.c (c_parser_do_statement): Warn about empty body in
25843 do/while statement.
25844 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
25845 * doc/invoke.texi (-Wempty-body): Update documentation.
25847 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25850 * c-common.h (warn_for_div_by_zero): Declare.
25851 * c-common.c (warn_for_div_by_zero): Define.
25852 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
25855 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25857 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
25858 to PREFIX and STANDARD_PREFIX.
25860 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25861 Phil Edwards <phil@codesourcery.com>
25863 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
25864 (__gthread_once_t): Remove busy field for RTPs.
25865 (__GTHREAD_ONCE_INIT): Update accordingly.
25867 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25869 * doc/invoke.texi: Document VxWorks options.
25871 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
25873 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
25875 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
25877 PR tree-optimization/30590
25878 * tree-nrv.c (tree_nrv): Check for the partial update of the
25881 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
25883 * flags.h (flag_random_seed): Remove declaration, in favor of...
25884 * toplev.h (get_random_seed, set_random_seed): ... these.
25885 * tree.c (get_file_function_name): Use the former.
25886 * opts.c (common_handle_option): Use the latter.
25889 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
25891 PR middle-end/31127
25892 * cse.c (cse_find_path): Do not bail out if a basic block that
25893 we already visited now becomes part of a path that starts at a
25894 different basic block. Just disallow this, to make sure we
25895 visit each basic block at most once.
25897 2007-03-13 Jan Hubicka <jh@suse.cz>
25899 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
25900 attributes, when profile esitmate is present, calls with very low
25901 frequency are cold.
25903 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
25905 PR tree-optimization/30730
25906 PR tree-optimization/26900
25907 * tree-ssa-loop-niter.c: Include gmp.h.
25908 (bounds): New type.
25909 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
25910 split_to_var_and_offset, determine_value_range,
25911 bound_difference_of_offsetted_base, refine_bounds_using_guard,
25912 bound_difference, bounds_add, bounds_negate,
25913 number_of_iterations_ne_max, dump_affine_iv): New functions.
25914 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
25915 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
25916 difference of initial and final value of control iv to validate
25918 (number_of_iterations_cond): Add loop parameter. Determine bounds
25919 on the difference of the extremes of the control iv. Add dumps.
25920 (expand_simple_operations): Handle phi nodes.
25921 (simplify_using_initial_conditions): Do not record used conditions.
25922 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
25923 Do not set additional_info.
25924 (implies_nonnegative_p, implies_ge_p): Removed.
25925 (derive_constant_upper_bound): Do not use parameter `additional'.
25926 (record_estimate): Parameter `additional' removed. Parameter
25927 `i_bound' added. Do not call derive_constant_upper_bound.
25928 (record_nonwrapping_iv): Use derive_constant_upper_bound to
25929 bound the number of iterations estimate.
25930 (estimate_numbers_of_iterations_loop): Pass the estimate from
25931 the number of iterations analysis to record_estimate.
25932 * tree.h (multiple_of_p): Declare.
25933 * tree-scalar-evolution.c (expression_expensive_p): Removed.
25934 (scev_const_prop): Do not check expression_expensive_p.
25935 * fold-const.c (multiple_of_p): Exported.
25936 * double-int.c (double_int_mask): Exported.
25937 * double-int.h (double_int_mask): Declare.
25938 * tree-flow.h (struct tree_niter_desc): Removed additional_info
25939 field. Added max field.
25941 2007-03-13 David Taylor <taylor@candd.org>
25944 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
25947 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25950 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
25951 two unamed patterns.
25953 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
25955 * config/i386/i386.opt (mcx16, msahf): New options.
25956 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
25957 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
25959 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
25960 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
25961 Output -mcx16 and -msahf options when corresponding bit is set.
25963 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
25964 and -msahf options.
25966 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
25968 * configure.ac: Test for assembler tolerance to # 0 "".
25969 * configure, config.in: Rebuilt.
25970 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
25972 2007-03-13 Geoffrey Keating <geoffk@apple.com>
25974 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
25976 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
25977 (handle_syscall): Handle direct system calls.
25978 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
25980 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
25982 * doc/invoke.texi: Fix cpp.info cross-reference.
25983 * doc/passes.texi: Fix gcc.info cross-reference.
25985 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
25987 PR tree-optimization/30835
25988 * lambda-code.c (can_convert_to_perfect_nest): Check whether
25989 bb_for_stmt is not NULL before accessing it.
25991 2007-03-12 Joseph Myers <joseph@codesourcery.com>
25993 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
25996 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
25999 * doc/install.texi: Document --enable-stage1-languages
26001 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
26003 * tree-pass.h (pass_into_cfg_layout_mode,
26004 pass_outof_cfg_layout_mode): Declare.
26005 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
26006 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
26007 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
26008 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
26010 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
26012 * c-decl.c (warn_variable_length_array): New function.
26013 Refactored from grokdeclarator to handle warn_vla
26014 and handle unnamed array case.
26015 (grokdeclarator): Refactored VLA warning case.
26016 * c.opt (Wvla): New flag.
26017 * doc/invoke.texi (Wvla): New warning.
26019 2007-03-12 Richard Henderson <rth@redhat.com>
26021 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
26022 (TARGET_SECTION_TYPE_FLAGS): New.
26024 2007-03-12 Richard Henderson <rth@redhat.com>
26026 * config/darwin.c (machopic_reloc_rw_mask): New.
26027 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
26028 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
26030 2007-03-12 Mark Mitchell <mark@codesourcery.com>
26032 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
26033 * cppdefault.h (cpp_PREFIX): Document.
26034 (cpp_PREFIX_len): Likewise.
26035 (cpp_EXEC_PREFIX): New variable.
26036 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
26037 * c-incpath.c (add_standard_paths): Correct logic for relocating
26038 paths within prefix.
26040 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
26042 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
26043 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
26045 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
26046 fix_truncdfdi_sse using SSEMODEF mode macro.
26047 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
26048 fix_truncdfsi_sse using SSEMODEF mode macro.
26049 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
26050 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
26052 2007-03-12 Richard Sandiford <richard@codesourcery.com>
26054 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
26055 elfos.h to tm_file.
26057 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
26059 * tree.h : Add multiple_of_p declaration.
26060 * fold-const.c (multiple_of_p): Make multiple_of_p public.
26061 * ipa-type-escape.c (results_of_malloc): Redundant.
26062 (visited_stmts): New. Visited stmt for walk_use_def_chains.
26063 (cast_type): Extended with new members.
26064 (check_cast): Returns cast_type.
26065 (cast): New structure for data of walk_use_def_chains.
26066 (is_malloc_result, is_cast_from_non_pointer_1,
26067 is_cast_from_non_pointer,
26068 is_array_access_through_pointer_and_index): New functions.
26069 (look_for_casts): Returns cast types.
26070 (check_call): Returns void.
26071 (okay_pointer_operation): Use support of pointer plus index,
26072 pointer plus constant and allow all multiplications.
26074 2007-03-11 Richard Guenther <rguenther@suse.de>
26076 PR tree-optimization/31115
26077 * tree-vrp.c (extract_range_from_binary_expr): Make sure
26078 the shift count is positive and non-anti-range for RSHIFT_EXPR.
26079 A shift count of zero is not special as with *_DIV_EXPR.
26080 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
26083 2007-03-11 Ian Lance Taylor <iant@google.com>
26085 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
26086 the *_DIV_EXPR codes correctly with overflow infinities.
26088 2007-03-11 Ira Rosen <irar@il.ibm.com>
26090 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
26091 indicate success/failure of the analysis. Add negation to subtrahend
26092 in case of subtraction. Fail if both operands contain constants.
26093 (create_data_ref): Fail if analyze_offset fails.
26095 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
26097 * config/i386/i386.md (frndintxf2): Rename to ...
26098 (rintxf2): ... this. Remove expander having same name.
26099 (rintsf2, rintdf2): Implement using SSEMODEF macro.
26100 (roundsf2, rounddf2): Ditto.
26101 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
26102 (lround<mode>di2, lround<mode>si2): Ditto.
26104 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
26106 * lower-subreg.c: Include except.h.
26107 (decompose_multiword_subregs): Verify that the only control flow
26108 insns we can split are loads to multi-words pseudos.
26109 Handle breaking such blocks after splitting, instead of calling
26110 find_many_sub_basic_blocks.
26112 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
26113 on the new basic block. Add a lengthy comment explaining why we
26114 thought this was necessary.
26115 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
26117 2007-03-10 Mark Mitchell <mark@codesourcery.com>
26120 * tree.c (walk_type_fields): Recurse into the element type of
26121 ARRAY_TYPEs if there is a pointer set.
26123 2007-03-10 Dirk Mueller <dmueller@suse.de>
26125 * c-common.c (warn_logical_operator): Fix condition.
26127 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
26129 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
26131 * config/darwin.c (machopic_select_section): Remove superfluous
26132 argument in call to categorize_decl_for_section. Remove unused
26135 2007-03-10 Joseph Myers <joseph@codesourcery.com>
26137 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
26139 * configure: Regenerate.
26141 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
26144 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
26145 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
26146 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
26147 Add LABEL_NUSES to emitted label.
26148 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
26149 branch probability value to emitted jump insn.
26150 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
26151 Do not check life information and do not re-arrange input operands
26152 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
26154 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
26156 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
26157 the change of decode_asm_operands.
26159 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
26161 * mode-switching.c (create_pre_exit): Skip blockage insn.
26163 2007-03-09 Diego Novillo <dnovillo@redhat.com>
26165 * tree-pass.h (TODO_update_smt_usage): Remove.
26167 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
26171 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26173 * pa.c (attr_length_call): Revise condition for long
26174 pc-relative branch.
26175 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
26176 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
26177 sequence on SOM target.
26179 2007-03-09 Geoffrey Keating <geoffk@apple.com>
26181 * gcc.c: Document %{, in big comment at top.
26182 (input_suffix_matches): Remove special handling for .s and
26184 (input_spec_matches): New.
26185 (handle_braces): Handle %{,.
26186 (validate_switches): ',' indicates a value which is not a switch.
26187 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
26188 to detect assembler input.
26189 * config/i386/sol2.h (CPP_SPEC): Likewise.
26190 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
26191 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
26192 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
26193 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
26194 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
26195 -m64 causes deployment target to default to 10.5.
26196 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
26198 2007-03-09 Richard Henderson <rth@redhat.com>
26201 * target.h (targetm.asm.out.reloc_rw_mask): New.
26202 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
26203 (TARGET_ASM_OUT): Use it.
26204 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
26205 * varasm.c (categorize_decl_for_section): Remove shlib argument;
26206 use the new reloc_rw_mask target hook instead.
26207 (default_section_type_flags_1): Merge into...
26208 (default_section_type_flags): ... here.
26209 (decl_readonly_section_1): Merge into...
26210 (decl_readonly_section): ... here.
26211 (default_elf_select_section_1): Merge into...
26212 (default_elf_select_section): ... here.
26213 (default_unique_section_1): Merge into...
26214 (default_unique_section): ... here.
26215 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
26216 (default_select_rtx_section): Use it.
26217 (default_elf_select_rtx_section): Likewise.
26218 * output.h: Update to match.
26219 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
26220 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
26221 (TARGET_ASM_RELOC_RW_MASK): New.
26222 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
26223 to categorize_decl_for_section.
26224 (x86_64_elf_unique_section): Likewise.
26225 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
26226 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
26227 (TARGET_ASM_RELOC_RW_MASK): New.
26228 * config/ia64/ia64.c (ia64_rwreloc_select_section,
26229 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
26230 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
26231 (TARGET_RWRELOC): Remove.
26232 (ia64_section_type_flags): Adjust call to default_section_type_flags.
26233 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
26234 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
26235 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
26236 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
26237 (rs6000_xcoff_select_section): Use decl_readonly_section.
26238 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
26239 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
26240 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
26241 (TARGET_SECTION_TYPE_FLAGS): Remove.
26242 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
26244 2007-03-09 Roger Sayle <roger@eyesopen.com>
26246 * fold-const.c (fold_comparison): Remove compile-time evaluation of
26247 complex constant equality/inequality comparisons for here.
26248 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
26249 known at compile-time or can be simplified to a scalar comparison.
26250 (fold_relational_const): Move compile-time evaluation of complex
26251 constant equality/inequality comparisons to here.
26253 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
26255 PR rtl-optimization/30643
26256 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
26258 (fold_rtx): Recurse, like before 2006-11-03.
26260 2007-03-09 DJ Delorie <dj@redhat.com>
26262 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
26265 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
26267 PR tree-optimization/30375
26268 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
26269 LHS of statements is not the same.
26270 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
26272 2007-03-09 Chao-ying Fu <fu@mips.com>
26274 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
26276 * doc/invoke.texi (-mdspr2): Document new option.
26277 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
26278 New unspec for DSP REV 2.
26279 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
26280 these instructions are extended in DSP REV 2.
26281 (mips-dspr2.md): Include.
26282 * config/mips/mips.opt (mdspr2): New option.
26283 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
26284 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
26285 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
26286 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
26287 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
26288 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
26289 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
26291 (bdesc_map): Add one field of unsupported_target_flags.
26292 (bdesc_arrays): Update entries to have extra fields. Add
26294 (mips_init_builtins): Initialize new function types.
26295 Check unsupported_target_fileds to filter out builtins.
26296 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
26298 (ASM_SPEC): Pass mdspr2 to the assembler.
26299 * config/mips/mips-dspr2.md: New file.
26301 2007-03-09 Sa Liu <saliu@de.ibm.com>
26303 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
26305 2007-03-09 Ian Lance Taylor <iant@google.com>
26307 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
26308 argument) like -Wstrict-overflow=2.
26309 * doc/invoke.texi (Warning Options): Update documentation.
26311 2007-03-09 Dirk Mueller <dmueller@suse.de>
26314 * doc/invoke.texi (-Wlogical-op): Document.
26315 * common.opt (-Wlogical-op): New.
26316 * c-common.h (warn_logical_operator): Declare.
26317 * c-common.c (warn_logical_operator): Define.
26318 * c-typeck.c (parser_build_binary_op): Call
26319 warn_logical_operator.
26321 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
26323 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
26324 * final.c (final_scan_insn): Test for non-"" file name.
26326 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
26328 * doc/loop.texi: Document the Omega linear constraints solver.
26329 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
26330 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
26331 omega-hash-table-size, omega-max-keys, and
26332 omega-eliminate-redundant-constraints.
26333 * tree-pass.h (pass_check_data_deps): Declared.
26336 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
26337 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
26338 pass_check_data_deps): New.
26339 * tree-data-ref.c (init_data_ref): Remove declaration.
26340 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
26341 (analyze_array): Renamed init_array_ref, move up initializations.
26342 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
26343 Removed arguments that are set to NULL.
26344 (analyze_indirect_ref): Correct indentation, correct call to
26346 (object_analysis): Call init_array_ref instead of analyze_array.
26347 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
26348 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
26349 of DR_ACCESS_FNS_ADDR.
26350 (init_omega_eq_with_af, omega_extract_distance_vectors,
26351 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
26352 ddr_consistent_p): New.
26353 (compute_affine_dependence): Check consistency of ddrs when
26354 flag_check_data_deps is passed.
26355 (analyze_all_data_dependences): Uncomment.
26356 (tree_check_data_deps): New.
26357 * tree-data-ref.h: Include omega.h.
26358 (DR_ACCESS_FNS_ADDR): Removed.
26359 (data_dependence_relation): Add inner_loop.
26360 (DDR_INNER_LOOP): New.
26361 * common.opt (fcheck-data-deps): New.
26362 * tree-flow.h (tree_check_data_deps): Declare.
26363 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
26364 (OBJS-common): Depend on omega.o.
26366 * passes.c (pass_check_data_deps): Scheduled.
26367 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
26368 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
26369 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
26370 PARAM_VECT_MAX_VERSION_CHECKS,
26371 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
26373 2007-03-09 Richard Guenther <rguenther@suse.de>
26375 PR tree-optimization/30904
26376 PR middle-end/31058
26377 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
26378 the same way as *_DIV_EXPR.
26380 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
26382 * recog.c (decode_asm_operands): No mixed declarations and code.
26384 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
26386 * rtl.def (ASM_INPUT): Add location.
26387 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
26388 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
26389 (decode_asm_operands): Add loc operand.
26390 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
26391 * stmt.c (expand_asm): Rename to...
26392 (expand_asm_loc): ... this. Add locus argument. Pass it on to
26393 gen_rtx_ASM_INPUT_loc.
26394 (expand_asm_expr): Adjust.
26395 * recog.c (decode_asm_operands): Add loc operand.
26396 (check_asm_operands, extract_insn): Adjust.
26397 * reload1.c (maybe_fix_stack_asms): Likewise.
26398 * final.c (asm_insn_count): Likewise.
26399 (final_scan_insn): Output # line before and after asm.
26401 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
26403 * tree-ssa-structalias.c (variable_info): Remove
26405 (new_var_info): Ditto.
26406 (shared_bitmap_info_t): New structure.
26407 (shared_bitmap_table): New variable.
26408 (shared_bitmap_hash): New function.
26409 (shared_bitmap_eq): Ditto
26410 (shared_bitmap_lookup): Ditto.
26411 (shared_bitmap_add): Ditto.
26412 (merge_smts_into): Change to take bitmap directly.
26413 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
26414 (init_alias_vars): Init shared bitmap hashtable.
26415 (delete_points_to_sets): Delete shared bitmap hashtable.
26416 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
26417 is_aliased removal as a change that was still necessary was
26420 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
26422 * config/i386/i386.h (override_options): Conditionally disable
26423 x86_sahf for 64bit targets only.
26425 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
26428 * c-decl.c (merge_decls): Don't call make_var_volatile.
26429 * varasm.c (make_var_volatile): Remove.
26430 * output.h (make_var_volatile): Remove.
26432 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
26434 PR tree-optimization/31085
26435 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
26437 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26439 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
26440 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
26441 ATTR_CONST_NOTHROW_LIST.
26443 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
26446 2007-03-08 Diego Novillo <dnovillo@redhat.com>
26448 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
26450 2007-03-08 Geoffrey Keating <geoffk@apple.com>
26453 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
26455 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
26456 passed, use shared libgcc.
26458 2007-03-08 Roger Sayle <roger@eyesopen.com>
26460 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
26461 instead of calling build2 with a GIMPLE_MODIFY_STMT.
26462 (honor_protect_cleanup_actions, lower_try_finally_switch):
26464 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
26465 ifc_temp_var): Likewise.
26466 * tree-inline.c (setup_one_parameter): Likewise.
26467 * tree-mudflap.c (mf_decl_cache_locals,
26468 mf_build_check_statement_for): Likewise.
26469 * tree-nested.c (init_tmp_var, save_tmp_var,
26470 finalize_nesting_tree_1): Likewise.
26471 * tree-outof-ssa.c (insert_copy_on_edge,
26472 insert_backedge_copies): Likewise.
26473 * tree-profile.c (tree_gen_edge_profiler,
26474 tree_gen_ic_profiler): Likewise.
26475 * tree-scalar-evolution.c (scev_const_prop): Likewise.
26476 * tree-sra.c (sra_build_assignment): Likewise.
26477 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
26478 * tree-ssa-math-opts.c (insert_reciprocals,
26479 execute_cse_sincos_1): Likewise.
26480 * tree-tailcall.c (adjust_accumulator_values,
26481 adjust_return_value): Likewise.
26482 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
26483 * tree-vect-transform.c (vect_create_data_ref_ptr,
26484 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
26485 vect_create_epilog_for_reduction, vectorizable_reduction,
26486 vectorizable_call, vectorizable_conversion,
26487 vectorizable_assignment, vectorizable_operation,
26488 vectorizable_type_demotion, vect_gen_widened_results_half,
26489 vect_permute_store_chain, vectorizable_store,
26490 vect_setup_realignment, vect_permute_load_chain,
26491 vectorizable_load, vectorizable_condition,
26492 vect_create_cond_for_align_checks): Likewise.
26493 * tree-vrp.c (build_assert_expr_for): Likewise.
26495 2007-03-08 Ian Lance Taylor <iant@google.com>
26497 * tree-vrp.c: Include "intl.h".
26498 (usable_range_p): New static function.
26499 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
26500 overflowed values, juts set *strict_overflow_p.
26501 (compare_values): Only return -2 if one of the operands is not a
26503 (compare_ranges): Call usable_range_p.
26504 (compare_range_with_value): Likewise.
26505 (vrp_evaluate_conditional_warnv): Rename from
26506 vrp_evaluate_conditional. Make static. Change all callers.
26507 (vrp_evaluate_conditional): New function.
26508 (simplify_div_or_mod_using_ranges): Issue warning about reliance
26509 on signed overflow.
26510 (simplify_abs_using_ranges): Likewise.
26511 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
26512 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
26513 within_stmt parameter.
26514 * tree-ssa-propagate.c (fold_predicate_in): Update call to
26515 vrp_evaluate_conditional.
26516 * tree-ssa-threadedge.c
26517 (record_temporary_equivalences_from_stmts_at_dest): Change
26518 simplify parameter to take a second tree parameter.
26519 (simplify_control_stmt_condition): Likewise.
26520 (thread_across_edge): Likewise.
26521 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
26522 (thread_across_edge): Likewise.
26523 * Makefile.in (tree-vrp.o): Depend upon intl.h.
26525 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
26527 * config/i386/i386.h (TARGET_SAHF): New define.
26528 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
26529 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
26530 (x86_sahf): New global variable.
26531 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
26532 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
26533 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
26534 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
26536 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
26537 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
26538 when expanding fcomi/sahf based tests.
26539 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
26540 expanding sahf based alternative. Emit sahf based sequence when
26541 optimizing for code size.
26542 * config/i386/i386.md (x86_sahf_1): Do not disable for
26543 TARGET_64BIT, enable for TARGET_SAHF.
26545 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
26547 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
26548 spurious whitespace from error message.
26550 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
26553 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
26555 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
26557 * c-decl.c (grokdeclarator): Disable warnings for anonymous
26559 * tree-sra.c (instantiate_element): Propagate disabled warnings
26560 from the element itself to the created variable.
26562 2007-03-07 Richard Henderson <rth@redhat.com>
26565 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
26566 silently fix up the stack in the case of a missing register.
26568 2007-03-07 Paul Brook <paul@codesourcery.com>
26570 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
26572 2007-03-07 Joseph Myers <joseph@codesourcery.com>
26574 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
26576 (phase1_vrs): Use them.
26577 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
26578 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
26579 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
26580 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
26581 __gnu_Unwind_Restore_WMMXC if required.
26582 (_Unwind_VRS_Pop): Implement iWMMXt support.
26583 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
26584 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
26585 gnu_Unwind_Save_WMMXC): Define.
26587 2007-03-07 Richard Sandiford <richard@codesourcery.com>
26589 * config/vxworks.h (vxworks_override_options): Declare.
26590 (VXWORKS_OVERRIDE_OPTIONS): Use it.
26591 * config/vxworks.c: Include target.h and toplev.h.
26592 (vxworks_override_options): New function.
26593 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
26595 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
26597 * config/s390/s390.c (override_options): Don't emit an error when
26598 -mstack-size is used without providing -mstack-guard.
26599 (s390_emit_prologue): Choose stack_guard value automatically if not
26600 provided via command line.
26601 * doc/invoke.texi: Adjust description of -mstack-guard and
26604 2007-03-07 Richard Sandiford <richard@codesourcery.com>
26606 * config/i386/i386.c (output_set_got): Add a GOT initialization
26607 sequence for VxWorks PIC.
26608 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
26609 around labels as well as symbols. Use gotoff_operand instead
26610 of local_symbolic_operand.
26611 (legitimize_pic_address): Use gotoff_operand instead of
26612 local_symbolic_operand. Use @GOT accesses for labels as
26614 (ix86_output_addr_diff_elt): Use PC-relative rather than
26615 GP-relative offsets for VxWorks PIC.
26616 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
26617 no_new_pseudos. Check whether the returned register is op0.
26618 * config/i386/i386.md (tablejump): Use PC-relative rather than
26619 GP-relative offsets for VxWorks PIC.
26620 * config/i386/predicates.md (gotoff_operand): New predicate.
26622 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26624 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
26626 * config/vxworks-dummy.h: New file.
26627 * config/i386/i386.h: Include it.
26629 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
26631 * dwarf2out.c (is_inlined_entry_point): New
26632 (add_high_low_attributes): Emit DW_AT_entry_pc along with
26633 DW_AT_ranges if the first subblock is the entry point.
26635 2007-03-06 David Daney <ddaney@avtrex.com>
26637 * doc/install.texi (mips-*-*): Change recommended binutils
26640 2007-03-06 Anatoly Sokolov <aesok@post.ru>
26642 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
26643 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
26645 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26646 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26648 2007-03-06 Jan Hubicka <jh@suse.cz>
26650 * errors.h (warning, error, fatal, internal_error): Mark as cold.
26651 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
26653 (probably_cold_bb_p): Cold functions are cold.
26654 (probably_never_executed_bb_p): Cold functions are cold.
26655 (tree_bb_level_predictions): Predict calls to cold functions as not
26657 (compute_function_frequency): Check hot/cold attributes.
26658 * function.h (function_frequency): Update comments.
26659 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
26660 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
26661 (c_common_att): Add cold and hot.
26663 * doc/extend.texi (hot,cold attributes): Document.
26665 2007-03-06 Andrew Haley <aph@redhat.com>
26667 * function.c (expand_function_end): Move blockage to just after we
26668 emit the label for the naked return from the function.
26670 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26672 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
26675 2007-03-06 Jan Hubicka <jh@suse.cz>
26677 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
26678 loaded for constant large models. Non-large 64bit PIC can do.
26679 * config/i386/i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
26680 * cmodel.h: Add LARGE PIC.
26681 * config/i386/i386.md (UNSPEC_PLTOFF): New.
26682 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
26684 (*call_1_rex64): Disable for large models.
26685 (*call_1_rex64_large): New.
26686 (*call_value_1_rex64): Disable for large models.
26687 (*call_value_1_rex64_large): New.
26688 (set_rip_rex4): New.
26689 (set_got_offset_rex64): New.
26690 * config/i386/predicates.md (constant_call_address_operand): For
26691 large model constant calls are not possible.
26692 * config/i386/i386-protos.h (construct_plt_address): Declare.
26693 * config/i386/i386.c (override_options): Accept large models.
26694 (ix86_expand_prologue): Expand large PIC GOT pointer load.
26695 (legitimate_constant_p): Add new UNSPECs.
26696 (legitimate_pic_operand_p): Likewise.
26697 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
26698 (legitimize_pic_address): Do easy RIP relative way for TLS only for
26700 (output_pic_addr_const): Add PLTOFF.
26701 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
26702 (ix86_expand_move): Legitimize pic address when in PIC mode.
26703 (construct_plt_address): New function.
26704 (ix86_expand_call): Offload the address to register and use GOT
26705 pointer for large model.
26706 * invoke.texi (mcmodel=large): Update documentation.
26708 2007-03-06 Richard Henderson <rth@redhat.com>
26710 * config/i386/i386.c (x86_use_leave, x86_push_memory,
26711 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
26712 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
26713 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
26714 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
26715 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
26716 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
26717 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
26718 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
26719 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
26720 x86_partial_reg_dependency, x86_memory_mismatch_stall,
26721 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
26722 x86_sse_partial_reg_dependency, x86_sse_split_regs,
26723 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
26724 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
26725 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
26726 x86_schedule, x86_use_bt, x86_pad_returns,
26727 x86_use_xchgb): Merge into ...
26728 (ix86_tune_features): ... here. New array.
26729 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
26730 x86_bswap): Merge into ...
26731 (ix86_arch_features): ... here. New array.
26732 (x86_3dnow_a): Remove.
26733 (x86_accumulate_outgoing_args): Make static.
26734 (x86_arch_always_fancy_math_387): Make static.
26735 (ix86_tune_mask, ix86_arch_mask): Move ...
26736 (override_options): ... to local variables here. Apply the
26737 appropriate mask to each element of ix86_arch_features and
26738 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
26739 as were done in the old macros.
26740 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
26741 * config/i386/i386.h (x86_use_leave, x86_push_memory,
26742 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
26743 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
26744 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
26745 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
26746 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
26747 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
26748 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
26749 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
26750 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
26751 x86_partial_reg_dependency, x86_memory_mismatch_stall,
26752 x86_accumulate_outgoing_args, x86_prologue_using_move,
26753 x86_epilogue_using_move, x86_decompose_lea,
26754 x86_arch_always_fancy_math_387, x86_shift1,
26755 x86_sse_partial_reg_dependency, x86_sse_split_regs,
26756 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
26757 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
26758 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
26759 x86_use_incdec, x86_pad_returns, x86_bswap,
26760 x86_partial_flag_reg_stall): Remove.
26761 (enum ix86_tune_indices): New.
26762 (ix86_tune_features): New.
26763 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
26764 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
26765 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
26766 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
26767 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
26768 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
26769 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
26770 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
26771 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
26772 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
26773 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
26774 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
26775 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
26776 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
26777 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
26778 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
26779 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
26780 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
26781 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
26782 TARGET_EXT_80387_CONSTANTS): Use it.
26783 (enum ix86_arch_indices): New.
26784 (ix86_arch_features): New.
26785 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
26786 TARGET_BSWAP): Use it.
26787 (ix86_tune_mask, ix86_arch_mask): Remove.
26789 2007-03-06 Joseph Myers <joseph@codesourcery.com>
26792 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
26793 Define using $${sysroot_headers_suffix}.
26794 * configure: Regenerate.
26795 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
26796 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
26798 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
26799 * gcc.c (print_sysroot_headers_suffix): New.
26800 (option_map): Include --print-sysroot-headers-suffix.
26801 (display_help): Mention -print-sysroot-headers-suffix.
26802 (process_command): Handle -print-sysroot-headers-suffix.
26803 (do_spec_1): Append multilib directory to include-fixed path if
26804 sysroot suffixes in use.
26805 (main): Handle -print-sysroot-headers-suffix.
26806 * Makefile.in (start.encap): Don't depend on xlimits.h
26807 (xlimits.h): Remove.
26808 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
26809 limits.h for each multilib in fixinc_list.
26810 (fixinc_list, s-fixinc_list): New.
26811 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
26812 generate them for each multilib in fixinc_list.
26813 (stmp-fixproto): Use include-fixed. Run fixproto for each
26814 multilib in fixinc_list.
26815 (mostlyclean): Don't remove xlimits.h.
26816 (clean): Remove include-fixed.
26817 (real-install-headers-tar, real-install-headers-cpio,
26818 real-install-headers-cp): Don't copy include, only include-fixed.
26819 (install-mkheaders): Depend on fixinc_list. Don't depend on
26820 xlimits.h. Save limits.h files for each multilib in fixinc_list.
26821 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
26822 SYSTEM_HEADER_DIR setting in mkheaders.conf.
26824 2007-03-06 Jan Hubicka <jh@suse.cz>
26826 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
26829 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26831 * configure.ac: Allow tm_file to contain build-directory files.
26832 * configure: Regenerate.
26833 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
26834 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
26835 * config/m68k/print-sysroot-suffix.sh: New file.
26837 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26839 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
26840 of pic_offset_table_rtx if reload_completed.
26841 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
26842 PIC_OFFSET_TABLE_REGNUM.
26843 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
26845 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
26846 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
26848 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26850 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
26851 functions that call eh_return.
26853 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26855 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
26856 functions that need a constant pool.
26858 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26861 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
26862 (m68k_preferred_reload_class): Likewise.
26863 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
26864 (SECONDARY_RELOAD_CLASS): Define.
26865 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
26866 (LIMIT_RELOAD_CLASS): Delete.
26867 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
26868 registers from storing bytes.
26869 (m68k_secondary_reload_class): New function.
26870 (m68k_preferred_reload_class): Likewise.
26872 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26874 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
26876 (m68k_expand_prologue): Likewise.
26878 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26880 * config/m68k/m68k-protos.h (output_sibcall): Declare.
26881 (mips_expand_epilogue): Add a bool parameter.
26882 (m68k_legitimize_sibcall_address): Declare.
26883 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
26884 (m68k_expand_epilogue): Add a parameter to select between sibling
26885 and normal epilogues. Only generate a return for the latter.
26886 (m68k_ok_for_sibcall_p): New function.
26887 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
26888 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
26889 (sibcall_value, *sibcall_value): Likewise.
26890 (*call, *call_value): Require !SIBLING_CALL_P.
26891 (epilogue): Update call to m68k_expand_epilogue.
26892 (sibcall_epilogue): New pattern.
26893 * config/m68k/predicates.md (const_call_operand): Say that this
26894 predicate applies to sibling calls too.
26895 (sibcall_operand): New predicate.
26897 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26899 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
26900 alternatives as movsi_cf.
26901 (movsf_cf_hard): Add commentary.
26903 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
26904 Richard Sandiford <richard@codesourcery.com>
26906 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
26907 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
26908 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
26909 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
26910 as being live on exit from an interrupt function.
26911 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
26912 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
26913 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
26914 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
26915 (m68k_interrupt_function_p): Globalize.
26916 (m68k_compute_frame_layout): Remove reverse mask code.
26917 (m68k_emit_movem, m68k_set_frame_related): New functions.
26918 (m68k_output_function_prologue): Delete in favor of...
26919 (m68k_expand_prologue): ...this new function.
26920 (m68k_output_function_epilogue): Delete in favor of...
26921 (m68k_expand_epilogue): ...this new function.
26922 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
26924 (print_operand): Handle %?.
26925 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
26926 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
26927 (prologue, epilogue): New patterns.
26928 (return): Turn into a define_expand.
26929 (*return): New pattern, derived from old "return" pattern. Use rte
26930 rather than rts for interrupt functions. Only use rtd if the pop
26932 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
26933 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
26934 (link, *link, unlink, *unlink, load_got): Likewise.
26936 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26940 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
26941 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
26942 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
26943 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
26944 and m68k_matches_u_p.
26945 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
26946 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
26947 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
26948 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
26949 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
26950 (REG_STRICT_P): New macro.
26951 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
26952 PCREL_GENERAL_OPERAND_OK.
26953 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
26954 m68k_legitimate_base_reg_p.
26955 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
26956 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
26957 (PIC_CASE_VECTOR_ADDRESS): Update comment.
26958 * config/m68k/m68k.c (m68k_address): New structure.
26959 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
26960 (m68k_decompose_index, m68k_legitimate_constant_address_p)
26961 (m68k_jump_table_ref_p, m68k_decompose_address)
26962 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
26963 (m68k_matches_u_p): New functions.
26964 (print_operand_address): Rewrite to use m68k_decompose_index.
26966 2007-03-05 David Taylor <dtaylor@emc.com>
26968 * gcc.c: Correct copyright date in --version output.
26970 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26972 * pa.md: In unamed move patterns, disparge copies between general
26973 and floating point registers using '?' modifier. Don't include 'f'
26974 constraint for register preferences in DImode, SImode, HImode and
26975 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
26976 Remove constraints for copies between general and floating registers
26977 in soft-float DFmode pattern.
26978 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
26982 2007-03-05 Mike Stump <mrs@apple.com>
26984 * c-common.c (targetcm): Add.
26985 * c-opts.c (c_common_handle_option): Handle language specific
26987 * opts.c (handle_option): Verify language for target options, if
26989 * opth-gen.awk: Add CL_LANG_ALL.
26990 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
26991 (TARGETCM_INITIALIZER): Add.
26992 * target.h (struct gcc_targetcm): Add.
26994 * targhooks.c (default_handle_c_option): Add.
26995 * targhooks.h (default_handle_c_option): Add.
26996 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
26998 * config/darwin.opt (iframework): Add.
26999 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
27000 * config/darwin-c.c (handle_c_option): Add.
27001 (TARGET_HANDLE_C_OPTION): Add.
27003 * doc/invoke.texi (Darwin Options): Add -iframework.
27005 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27007 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
27010 2007-03-05 Ian Lance Taylor <iant@google.com>
27012 * c.opt (fgnu89-inline): New option.
27013 * c-opts.c (c_common_post_options): Set default value for
27015 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
27016 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
27018 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
27019 (grokdeclarator, start_function): Likewise.
27020 * c-cppbuiltin.c (c_cpp_builtins): Define either
27021 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
27022 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
27023 (C Dialect Options): Document -fgnu89-inline.
27024 * doc/extend.texi (Function Attributes): Explain what the
27025 gnu_inline attribute does.
27026 * doc/cpp.texi (Common Predefined Macros): Document
27027 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
27029 2007-03-05 Ian Lance Taylor <iant@google.com>
27031 PR tree-optimization/31034
27032 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
27033 half-range if the other side is an overflow infinity.
27035 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
27037 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
27038 (bfin*-linux-uclibc*): New configuration.
27039 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
27041 * config/bfin/linux.h: New file.
27042 * config/bfin/libgcc-bfin.ver: New file.
27043 * config/bfin/t-bfin-uclinux: New file.
27044 * config/bfin/t-bfin-linux: New file.
27045 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
27046 (TARGET_OS_CPP_BUILTINS): New macro.
27048 2007-03-05 Richard Guenther <rguenther@suse.de>
27050 * fold-const.c (fold_binary): Remove duplicate folding
27051 of comparison of non-null ADDR_EXPR against null.
27053 2007-03-05 Richard Guenther <rguenther@suse.de>
27054 Dorit Nuzman <dorit@il.ibm.com>
27056 PR tree-optimization/26420
27057 * tree-vectorizer.c (vectorize_loops): Bail out early if there
27058 are no loops in the function. Only print the number of
27059 vectorized loops if it is greater than zero or we are supposed
27060 to print information about unvectorized loops.
27062 2007-03-05 Revital Eres <eres@il.ibm.com>
27064 * gcc.dg/var-expand1.c: New test.
27065 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
27066 when an accumulator is expanded.
27068 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27071 * c-common.c (convert_and_check): Don't give warnings for
27072 conversion if 'expr' already overflowed.
27074 2007-03-04 Roger Sayle <roger@eyesopen.com>
27076 PR middle-end/30744
27077 * fold-const.c (fold_comparison): Enforce type consistency when
27078 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
27080 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
27082 * tree-ssa-address.c (create_mem_ref): Do not put an expression
27083 containing a cast to the base of TARGET_MEM_REF.
27085 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
27087 * tree.c (tree_contains_struct_check_failed): Remove spurious
27088 whitespace from error message.
27090 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
27093 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
27094 instead of precision.
27096 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
27097 Nathan Sidwell <nathan@codesourcery.com>
27099 * emit-rtl.c (find_auto_inc): New.
27100 (try_split): recreate REG_INC notes,
27101 Use regular for loops rather than whiles.
27103 2007-03-03 Andreas Schwab <schwab@suse.de>
27105 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
27106 * configure: Regenerate.
27108 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27110 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
27111 flag_rounding_math, not flag_unsafe_math_optimizations.
27113 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
27115 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
27116 alpha_fold_vector_minmax): Likewise.
27117 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
27118 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
27120 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
27122 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
27123 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
27124 if the lhs has side-effects.
27125 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
27127 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
27129 * config/i386/i386.h (TUNEMASK): Remove define.
27130 (ARCHMASK): Remove define.
27131 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
27132 Use ix86_arch_mask variable instead of ARCHMASK.
27133 * config/i386/i386.c (override_options): Ditto.
27134 (standard_80387_constant_p): Ditto.
27136 2007-03-02 Ian Lance Taylor <iant@google.com>
27138 Used signed infinities in VRP.
27139 * tree-vrp.c (uses_overflow_infinity): New static function.
27140 (supports_overflow_infinity): New static function.
27141 (make_overflow_infinity): New static function.
27142 (negative_overflow_infinity): New static function.
27143 (positive_overflow_infinity): New static function.
27144 (is_negative_overflow_infinity): New static function.
27145 (is_positive_overflow_infinity): New static function.
27146 (is_overflow_infinity): New static function.
27147 (overflow_infinity_range_p): New static function.
27148 (compare_values_warnv): New function split out of compare_values.
27149 (compare_value): Call it.
27150 (set_value_range_to_nonnegative): Add overflow_infinity
27151 parameter. Change caller.
27152 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
27154 (vrp_expr_computes_nonzero): Likewise.
27155 (compare_ranges, compare_range_with_value): Likewise.
27156 (compare_name_with_value, compare_names): Likewise.
27157 (vrp_evaluate_conditional): Likewise.
27158 (set_value_range): Handle infinity
27159 (vrp_operand_equal_p, operand_less_p): Likewise.
27160 (extract_range_from_assert): Likewise.
27161 (vrp_int_const_binop): Likewise.
27162 (extract_range_from_binary_expr): Likewise.
27163 (extract_range_from_unary_expr): Likewise.
27164 (extract_range_from_comparison): Likewise.
27165 (extract_range_from_expr): Likewise.
27166 (dump_value_range): Likewise.
27167 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
27168 (test_for_singularity): Likewise.
27169 (vrp_int_const_binop): Remove inline qualifier.
27170 (adjust_range_with_scev): Add comment.
27171 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
27173 2007-03-02 Diego Novillo <dnovillo@redhat.com>
27175 * tree-ssa-structalias.c (could_have_pointers): Tidy.
27176 (get_constraint_for): Likewise.
27177 (do_structure_copy): Likewise.
27178 (find_func_aliases): Fix references to MODIFY_EXPR.
27179 (intra_create_variable_infos): Tidy.
27180 * tree-ssa-operands.c (add_virtual_operand): Add argument
27182 When adding members of alias sets, if IS_CALL_SITE is true and
27183 the symbol is not call-clobbered, skip it.
27184 Adjust all callers.
27186 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
27188 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
27189 entry by means of emit_insn_at_entry.
27191 2007-03-02 Richard Henderson <rth@redhat.com>
27193 * expr.h (promoted_input_arg): Remove decl.
27194 * function.c (promoted_input_arg): Merge into ...
27195 * combine.c (setup_incoming_promotions): ... only caller.
27196 Rearrange to avoid double loop.
27198 2007-03-02 Ben Elliston <bje@au.ibm.com>
27199 Peter Bergner <bergner@vnet.ibm.com>
27200 Janis Johnson <janis187@us.ibm.com>
27202 * config/rs6000/dfp.md: New file.
27203 * config/rs6000/rs6000.md: Include dfp.md.
27204 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
27205 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
27206 and TDmode decimal float modes in FP registers.
27207 (num_insns_constant): Likewise.
27208 (rs6000_legitimate_offset_address_p): Likewise.
27209 (rs6000_legitimize_address): Likewise.
27210 (rs6000_legitimize_reload_address): Likewise.
27211 (rs6000_legitimate_address): Likewise.
27212 (rs6000_emit_move): Likewise.
27213 (function_arg_boundary): Likewise.
27214 (function_arg_advance): Likewise.
27215 (rs6000_darwin64_record_arg_recurse): Likewise.
27216 (function_arg): Likewise.
27217 (rs6000_gimplify_va_arg): Likewise.
27218 (rs6000_split_multireg_move): Likewise.
27219 (rs6000_output_function_epilogue): Likewise.
27220 (rs6000_output_function_epilogue): Likewise.
27221 (rs6000_register_move_cost): Likewise.
27222 (rs6000_function_value): Likewise.
27223 (rs6000_libcall_value): Likewise.
27225 2007-03-02 Richard Sandiford <richard@codesourcery.com>
27227 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
27229 2007-03-02 Richard Sandiford <richard@codesourcery.com>
27231 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
27232 Use $MULTIDIR to choose between the kernel and RTP headers,
27233 and use $WIND_BASE and $WIND_USR to locate them.
27235 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
27237 * config/i386/i386.c (override_options): Put initialization of
27238 ix86_tune_mask and ix86_arch_mask to the correct place.
27240 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
27241 Michael Meissner <michael.meissner@amd.com>
27244 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
27245 (ARCHMASK): Define.
27246 (TARGET_CMOVE): Use ARCHMASK.
27247 (TARGET_CMPXCHG): Ditto.
27248 (TARGET_CMPXCHG8B): Ditto.
27249 (TARGET_XADD): Ditto.
27250 (TARGET_BSWAP): Ditto.
27251 * config/i386/i386.c (ix86_tune_mask): New global variable.
27252 (ix86_arch_mask): Ditto.
27253 (override_options): Initialize ix86_tune_mask and
27254 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
27257 2007-03-02 Ben Elliston <bje@au.ibm.com>
27260 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
27262 2007-03-02 Joseph Myers <joseph@codesourcery.com>
27264 * target.h (init_dwarf_reg_sizes_extra): New target hook.
27265 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
27266 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
27267 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
27269 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
27270 rs6000_init_dwarf_reg_sizes_extra): New.
27271 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
27272 SPE register high parts.
27274 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
27276 * Makefile.in: Add install-pdf target as
27277 copied from automake v1.10 rules.
27278 * configure.ac: Add install-pdf to target list.
27279 * configure: Regenerate.
27281 2007-03-01 Paul Brook <paul@codesourcery.com>
27283 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
27284 modes to LDRD for DImode.
27285 (output_move_double): Fixup out of range ldrd/strd.
27286 (vfp_secondary_reload_class): Rename...
27287 (coproc_secondary_reload_class): ... to this. Add wb argument.
27288 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
27289 coproc_secondary_reload_class for CLASS_IWMMXT.
27290 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
27291 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
27293 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
27295 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
27296 unroll factor by the estimated number of iterations.
27297 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
27298 than prefetch latency.
27300 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
27301 decode_caches_intel, detect_caches_intel): New functions.
27302 (host_detect_local_cpu): Use detect_caches_amd and
27303 detect_caches_intel.
27305 2007-03-01 Richard Henderson <rth@redhat.com>
27307 * expr.c (emit_move_complex_push): Export.
27308 (emit_move_complex_parts): Split out from ...
27309 (emit_move_complex): ... here.
27310 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
27311 * config/i386/i386.md (movcdi): New.
27313 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
27315 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
27316 size of mode1 to check for tieable modes in MMX case.
27318 2007-03-01 Richard Sandiford <richard@codesourcery.com>
27320 * Makefile.in (rtlanal.o): Depend on tree.h.
27321 * rtl.h (offset_within_section_p, split_const): Declare.
27322 * rtlanal.c: Include tree.h.
27323 (offset_within_block_p): New function, taken from
27324 mips_offset_within_object_p.
27325 (split_const): New function, taken from mips_split_const.
27326 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
27328 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
27329 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
27330 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
27331 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
27332 (m68k_illegitimate_symbolic_constant_p): New function.
27333 * config/m68k/m68k.md (movsi): Remove misleading predicates.
27334 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
27335 symbolic constant that might be outside the symbol's section,
27336 move the symbol first and then add the offset.
27337 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
27339 * config/mips/mips.c (mips_split_const): Delete.
27340 (mips_offset_within_object_p): Delete.
27341 (mips_symbolic_constant_p): Use offset_within_section_p and
27342 split_const instead of mips_offset_within_object_p and
27344 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
27345 (mips_legitimize_const_move, print_operand_reloc)
27346 (mips_dangerous_for_la25_p): Use split_const instead of
27349 2007-02-28 Eric Christopher <echristo@apple.com>
27351 * Makefile.in (install-include-dir): Don't rm -rf include.
27353 2007-02-28 Richard Guenther <rguenther@suse.de>
27355 PR middle-end/30364
27356 * fold-const.c (fold_binary): Do not associate expressions
27357 with more than one variable for integer types that do not wrap.
27359 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
27361 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
27362 Delete, and replace with...
27363 (fold_builtin_call_array): This. Update callers to use it.
27364 * fold-const.c (fold_build_call_list): Delete, and replace with...
27365 (fold_build_call_array): This.
27366 (fold_build_call_list_initializer): Delete, and replace with...
27367 (fold_build_call_array_initializer): This.
27368 * tree.h: Update declarations to reflect above changes.
27370 * c-typeck.c (build_function_call): Store converted arguments
27371 in a stack-allocated array instead of building a list.
27372 (convert_arguments): Store arguments in the array passed in as an
27373 argument, and return the actual number of arguments.
27374 * c-format.c: (check_function_format): Pass arguments in an
27375 array instead of a list.
27376 * c-common.c (check_function_nonnull): Likewise.
27377 (check_function_sentinel): Likewise.
27378 (check_function_arguments): Likewise.
27379 * c-common.h: Update declarations to reflect above changes.
27381 2007-02-28 Jan Hubicka <jh@suse.cz>
27383 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
27384 PRED_NEGATIVE_RETURN): Update outcomes.
27386 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
27388 * calls.c (emit_library_call_value_1): Handle partial registers
27389 correctly when building up CALL_INSN_FUNCTION_USAGE.
27391 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27393 * pa/predicates.md (move_src_operand): Allow zero for mode.
27394 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
27397 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
27400 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
27401 *movv2df_internal): Enable pattern only for valid operand
27403 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
27404 tie only 128bit modes. For MMX registers, tie only 64bit modes.
27406 2007-02-27 Mike Stump <mrs@apple.com>
27408 * config/darwin-crt3.c: Avoid compilation when compiling for a
27411 2007-02-27 Joseph Myers <joseph@codesourcery.com>
27413 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
27415 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
27416 for fixed headers and limits.h.
27417 (install-include-dir, install-headers-tar, install-headers-cpio,
27418 install-headers-cp, real-install-headers-tar,
27419 real-install-headers-cpio, real-install-headers-cp): Handle
27420 include-fixed as well as include.
27421 (install-mkheaders): Don't install files that go only in include
27423 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
27424 from GCC_INCLUDE_DIR.
27425 * gcc.c (process_command): Remove special -BstageN/ handling.
27426 (do_spec_1): Add include-fixed directories.
27428 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
27430 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
27432 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
27434 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
27437 2007-02-27 Mark Mitchell <mark@codesourcery.com>
27439 * c-common.c (get_priority): Add check for
27440 SUPPORTS_INIT_PRIORITY.
27442 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
27444 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
27446 * config/bfin/bfin.c: Include "cfglayout.h".
27447 (MAX_LSETUP_DISTANCE): New macro.
27448 (struct loop_info): New members incoming, incoming_src and
27449 incoming_dest. Delete member predecessor.
27450 (length_for_loop): New function.
27451 (bfin_optimize_loop): Handle more different loop structures.
27452 (bfin_discover_loop): Rework detection of predecessor blocks by
27453 examining incoming edges.
27454 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
27456 (bfin_reorder_loops): New function.
27457 (bfin_reorg_loops): Use these three new functions.
27459 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
27460 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
27461 (CONSTRAINT_LEN): Add entry for 'q'.
27462 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
27463 Add 'q' constraints.
27464 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
27465 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
27467 * config/bfin/bfin.md (add_with_carry): New pattern.
27468 (s_or_u, su_optab, su_modifier): New code macros/attrs.
27469 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
27470 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
27471 support unsigned multiplies too. Removed incorrect commutativity from
27472 operand 1 constraint where appropriate.
27473 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
27475 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
27476 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
27478 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
27479 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
27480 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
27481 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
27482 usmulhisi_hh_huh): New patterns.
27484 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
27485 lshifthi3): Fix output template to use half reg for operand 2.
27487 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
27490 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
27492 2007-02-27 Andreas Schwab <schwab@suse.de>
27494 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
27496 2007-02-27 Jan Hubicka <jh@suse.cz>
27498 * predict.c (last_basic_block_p): Remove.
27499 (tree_estimate_probability): Update return heuristic for commonized
27502 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
27504 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
27506 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
27508 * doc/include/gcc-common.texi (versionsubtitle): New macro.
27509 * doc/cpp.texi: Standardize title page.
27510 * doc/cppinternals.texi: Likewise.
27511 * doc/gcc.texi: Standardize title page, remove version number
27512 from copyright page.
27513 * doc/gccint.texi: Likewise.
27514 * doc/install.texi: Standardize title page, add table of
27517 2007-02-26 Jan Hubicka <jh@suse.cz>
27519 * predict.def: Set outcomes according to more recent results.
27520 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
27521 Remove dead predictors.
27522 * predict.c (return_prediction): Fix pasto.
27524 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
27526 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
27527 change; avoid a memory leak when returning early.
27529 2007-02-26 Mark Mitchell <mark@codesourcery.com>
27531 * c-decl.c (static_ctors): Move to c-common.c.
27532 (static_dtors): Likewise.
27533 (finish_function): Use c_record_cdtor_fn.
27534 (build_cdtor): Move to c-common.c.
27535 (c_write_global_declarations): Use c_build_cdtor_fns.
27536 * c-common.h (static_ctors): Declare.
27537 (static_dtors): Likewise.
27538 (c_record_cdtor_fn): Likewise.
27539 (c_build_cdtor_fns): Likewise.
27540 * c-common.c (static_ctors): New variable.
27541 (static_dtors): Likewise.
27542 (c_record_cdtor_fn): New function.
27543 (build_cdtor): Move from c-decl.c
27544 (c_build_cdtor_fns): New function.
27546 * output.h (assemble_addr_to_section): Declare.
27547 (get_cdtor_priority_section): Likewise.
27548 * varasm.c (assemble_addr_to_section): New function.
27549 (get_cdtor_priority_section): Likewise.
27550 (default_named_section_asm_out_destructor): Use them.
27551 (destor_dtor_section_asm_out_destructor): Likewise.
27552 (default_named_section_asm_out_constructor): Likewise.
27553 (default_ctor_section_asm_out_constructor): Likewise.
27554 * config.gcc (*-*-vxworks*): Include vxworks.o.
27555 * config/t-vxworks (vxworks.o): New target.
27556 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
27557 (TARGET_ASM_CONSTRUCTOR): Define.
27558 (TARGET_ASM_DESTRUCTOR): Likewise.
27559 (vxworks_asm_out_constructor): Declare.
27560 (vxworks_asm_out_destructor): Likewise.
27562 * c-common.c (get_priority): Check that we have not just an
27563 INTEGER_CST, but an integer constant with integeral type.
27565 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
27567 PR tree-optimization/30938
27568 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
27569 use &dt[nargs-1] instead of &dt[nargs] in the call to
27570 vect_is_simple_use().
27572 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
27574 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
27575 from register elimination as PRE_MODIFY / POST_MODIFY increments.
27576 Do not attempt to handle MEM inside auto-inc expressions.
27577 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
27578 of a register modified by an auto-inc expression. However, do handle
27579 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
27580 (elimination_effects): Prohibit elimination of a register modified
27581 by an auto-inc expression. Disable register elimination rules whose
27582 target register is modified by an auto-inc expression with variable
27585 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
27587 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
27589 (array_at_struct_end_p): New function.
27590 (idx_infer_loop_bounds): Use it.
27591 (estimate_numbers_of_iterations_loop): Export.
27592 * predict.c (predict_loops): Use estimated_loop_iterations_int.
27593 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
27594 (tree_estimate_probability): Call record_loop_exits.
27595 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
27596 (estimated_loop_iterations, estimated_loop_iterations_int,
27597 estimated_loop_iterations_tree): New functions.
27598 (analyze_siv_subscript_cst_affine,
27599 compute_overlap_steps_for_affine_1_2,
27600 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
27601 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
27602 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
27603 (PRED_LOOP_ITERATIONS_GUESSED): New.
27604 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
27605 * cfgloop.h (estimate_numbers_of_iterations_loop,
27606 estimated_loop_iterations_int): Declare.
27608 2007-02-25 Mark Mitchell <mark@codesourcery.com>
27610 * doc/extend.texi: Document optional priority argument to
27611 constructors and destructors.
27612 * tree.c (init_priority_for_decl): Adjust GTY markers.
27613 (init_ttree): Use priority-info hash functions for
27614 init_priority_for_decl.
27615 (tree_map_eq): Rename to ...
27616 (tree_map_base_eq): ... this.
27617 (tree_map_marked_p): Rename to ...
27618 (tree_map_base_marked_p): ... this.
27619 (tree_map_base_hash): New function.
27620 (decl_init_priority_lookup): Rework.
27621 (decl_fini_priority_lookup): New function.
27622 (decl_priority_info): New function.
27623 (decl_init_priority_insert): Use it.
27624 (decl_fini_priority_insert): Likewise.
27625 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
27627 (decl_restrict_base_insert): Likewise.
27628 (decl_debug_expr_insert): Likewise.
27629 (decl_value_expr_lookup): Likewise.
27630 (decl_value_expr_insert): Likewise.
27631 * tree.h (priority_type): New type.
27632 (decl_init_priority_lookup): Use priority_type.
27633 (decl_fini_priority_lookup): New function.
27634 (decl_init_priority_insert): Use priority_type.
27635 (decl_fini_priority_insert): New function.
27636 (DECL_HAS_INIT_PRIORITY): Tweak comments.
27637 (DECL_INIT_PRIORITY): Likewise.
27638 (SET_DECL_INIT_PRIORITY): Add comment.
27639 (DECL_FINI_PRIORITY): New macro.
27640 (SET_DECL_FINI_PRIORITY): Likewise.
27641 (DEFAULT_INIT_PRIORITY): Document.
27642 (MAX_INIT_PRIORITY): Likewise.
27643 (MAX_RESERVED_INIT_PRIORITY): Likewise.
27644 (tree_map_base): New type.
27645 (tree_map_base_eq): New function.
27646 (tree_map_base_hash): Likewise.
27647 (tree_map_base_marked_p): Likewise.
27648 (tree_map): Inherit from tree_map_base.
27649 (tree_map_eq): Make it a macro.
27650 (tree_map_marked_p): Likewise.
27651 (tree_int_map): Inherit from tree_map_base.
27652 (tree_int_map_eq): Make it a macro.
27653 (tree_int_map_hash): Likewise.
27654 (tree_int_map_marked_p): Likewise.
27655 (tree_priority_map): New type.
27656 (tree_priority_map_eq): New macro.
27657 (tree_priority_map_hash): Likewise.
27658 (tree_priority_map_marked_p): Likewise.
27659 * varasm.c (emults_decl): Adjust for refactoring of tree_map
27661 (emutls_common_1): Likewise.
27662 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
27663 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
27664 of tree_map hierarchy.
27665 * tree-cfg.c (move_stmt_r): Likewise.
27666 (new_label_mapper): Likewise.
27667 * c-tree.h (c_expand_body): Move to ...
27668 * c-common.h (c_expand_body): ... here.
27669 * c-decl.c (c_expand_body): Move to ...
27670 * c-common.c (c_expand_body): ... here.
27671 (c_common_attribute_table): Allow 1 argument for the constructor
27672 and destructor attributes.
27673 (get_priority): New function.
27674 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
27675 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
27677 2007-02-24 Jan Hubicka <jh@suse.cz>
27679 PR middle-end/30509
27680 * tree-inline.c (copy_bb): Produce exact copy of EH info when
27681 copying for inlining.
27683 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
27684 Jan Hubicka <jh@suse.cz>
27687 * cofnig/i386/i386.c (counter_mode): New function.
27688 (expand_set_or_movmem_via_loop): Use it.
27689 (expand_movmem_epilogue): Likewise; fix pasto.
27690 (ix86_expand_movmem): Do emit guard even for constant counts.
27691 (ix86_expand_setmem): Likewise.
27693 2007-02-25 Nick Clifton <nickc@redhat.com>
27695 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
27696 (JUMP_TABLES_IN_TEXT_SECTION): Define.
27698 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
27701 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
27702 count argument with 0x10, not with 0x16.
27703 (expand_setmem_epilogue): Ditto.
27705 2007-02-24 Mike Stump <mrs@apple.com>
27707 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
27710 2007-02-24 Richard Guenther <rguenther@suse.de>
27712 PR middle-end/30951
27713 * fold-const.c (fold_binary): Fold x +- CST op x for
27714 EQ_EXPR and NE_EXPR.
27716 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27718 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
27720 2007-02-24 Jan Hubicka <jh@suse.cz>
27722 * cgraphunit.c (decide_is_function_needed): Honor
27723 -fkeep-inline-functions.
27725 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27727 * builtins.c (fold_builtin_modf): New.
27728 (fold_builtin_2): Use it.
27730 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
27732 * loop-iv.c (implies_p): Detect additional cases where A implies B.
27733 (determine_max_iter): Take additional LOOP arg; all callers changed.
27734 Lose broken logic dealing with PLUS. Try to limit the upper bound by
27735 one using simplifications.
27736 (simplify_using_initial_values): Return if the expression becomes
27737 invalid due to altered regs.
27739 2007-02-23 DJ Delorie <dj@redhat.com>
27741 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
27743 2007-02-23 Mike Stump <mrs@apple.com>
27745 * tlink.c (scan_linker_output): Parse linker messages from
27746 darwin9's linker better.
27748 2007-02-23 Steve Ellcey <sje@cup.hp.com>
27751 * varpool.c (varpool_assemble_pending_decls): Set
27752 varpool_last_needed_node to null.
27754 2007-02-23 DJ Delorie <dj@redhat.com>
27756 * config/i386/i386.c (ix86_data_alignment): Don't specify an
27757 alignment bigger than the object file can handle.
27759 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
27762 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
27763 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
27764 (*movsf_1): Penalize MMX moves.
27766 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
27768 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
27769 2^32-1 or more times unless flag_unsafe_loop_optimizations.
27771 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
27773 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27775 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
27776 (fold_builtin_1): Use them.
27777 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
27778 BUILT_IN_SIGNIFICAND.
27780 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
27782 * config/i386/i386.c (bdesc_1arg): Initialize
27783 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
27784 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
27785 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
27786 and IX86_BUILTIN_MOVSLDUP.
27788 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
27790 PR rtl-optimization/30841
27791 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
27793 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27795 * builtins.c (fold_builtin_frexp): New.
27796 (fold_builtin_2): Use it.
27798 2007-02-22 Mark Mitchell <mark@codesourcery.com>
27800 * doc/invoke.texi (Spec Files): Document getenv spec function.
27802 * gcc.c (getenv_spec_function): New function.
27803 (static_spec_functions): Add it.
27804 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
27805 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
27808 2007-02-22 Michael Matz <matz@suse.de
27811 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
27812 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
27814 2007-02-22 Ian Lance Taylor <iant@google.com>
27817 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
27818 (mem_loc_descriptor): Call it.
27820 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
27821 Ira Rosen <irar@il.ibm.com>
27823 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
27825 2007-02-22 Ira Rosen <irar@il.ibm.com>
27827 PR tree-optimization/30843
27828 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
27829 stores only after all the group is vectorized.
27831 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
27833 PR tree-optimization/30858
27834 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
27835 in the reduction cycle have a single use in the loop.
27836 * tree-vectorizer.h (relevant): Add documentation.
27838 2007-02-20 Mike Stump <mrs@apple.com>
27840 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
27841 * configure: Regenerate.
27843 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
27845 Change the defaults of some parameters and options.
27846 * config/spu/spu-protos.h (spu_optimization_options): Declare.
27847 * config/spu/spu.c (spu_optimization_options): Add.
27848 (spu_override_options): Change params in spu_optimization_options.
27849 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
27851 Register 127 is only 16 byte aligned when used as a frame pointer.
27852 * config/spu/spu-protos.h (spu_init_expanders): Declare.
27853 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
27854 HARD_FRAME_POINTER_REGNUM.
27855 (spu_legitimate_address): Use regno_aligned_for_reload.
27856 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
27857 aligned when frame_pointer_needed is true.
27858 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
27860 * config/spu/spu.h (INIT_EXPANDERS): Define.
27862 Make sure shift and rotate instructions have valid immediate operands.
27863 * config/spu/predicates.md (spu_shift_operand): Remove.
27864 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
27865 * config/spu/constraints.md (W, O): Extend range.
27866 * config/spu/spu.md (umask, nmask): Define.
27867 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
27868 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
27869 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
27870 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
27871 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
27872 (lshr<mode>3_reg): Fix rtl description.
27874 Make sure mulhisi immediate operands are valid.
27875 * config/spu/predicates.md (imm_K_operand): Add.
27876 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
27878 Generate constants using fsmbi and andi.
27879 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
27880 (print_operand, spu_split_immediate, classify_immediate,
27881 fsmbi_const_p): Handle IC_FSMBI2.
27883 Correctly handle a CONST_VECTOR containing symbols.
27884 * config/spu/spu.c (print_operand): Handle HIGH correctly.
27885 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
27886 (immediate_load_p): Allow symbols that use 2 instructions to create.
27887 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
27888 with symbols when flag_pic is set.
27889 (const_vector_immediate_p): New.
27890 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
27891 accept a CONST_VECTOR with symbols.
27892 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
27893 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
27895 * config/spu/spu.md (high, low): Delete.
27896 (low_<mode>): Define.
27898 Remove INTRmode and INTR_REGNUM, which didn't work.
27899 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
27901 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
27902 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
27903 peephole2 pattern): Don't use INTR or 131.
27904 (movintrcc): Delete.
27905 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
27906 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
27907 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
27908 (UNSPEC_SET_INTR): Add.
27909 * config/spu/spu-modes.def (INTR): Remove.
27911 More accurate warnings about run-time relocations.
27912 * config/spu/spu.c (reloc_diagnostic): Test in_section.
27914 Correctly warn about immediate arguments to specific intrinsics.
27915 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
27916 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
27917 the instruction predicate.
27919 Fix tree check errors with latest update.
27920 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
27922 (spu_expand_builtin): Use CALL_EXPR_FN.
27924 Add missing specific intrinsics.
27925 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
27927 * config/spu/spu_internals.h: Ditto.
27929 Fix incorrect operand modifiers.
27930 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
27931 * config/spu/spu.md (xor<mode>3): Change %S to %J.
27933 Optimize one case of zero_extend of a vec_select.
27934 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
27936 Accept any immediate for hbr.
27937 * config/spu/spu.md (hbr): Change s constraints to i.
27939 2007-02-21 Paul Brook <paul@codesourcery.com>
27941 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
27942 condexec_count when skipping USE and CLOBBER.
27944 2007-02-21 Nick Clifton <nickc@redhat.com>
27946 * common.opt (Warray-bounds): Add Warning attribute.
27947 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
27949 (fsized-zeroes): Add Optimization attribute.
27950 (fsplit-wide-types, ftree-scev-cprop): Likewise.
27951 * c.opt (Wc++0x-compat): Add Warning attribute.
27953 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
27955 PR middle-end/30761
27956 * reload1.c (eliminate_regs_in_insn): In the single_set special
27957 case, attempt to re-recognize the insn before falling back to
27958 having reload fix it up.
27960 2007-02-20 Eric Christopher <echristo@gmail.com>
27962 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
27963 Rewrite accordingly.
27964 (frv_read_iacc_argument): Ditto.
27965 (frv_expand_set_builtin): Take a call instead of arglist, update for
27967 (frv_expand_unop_builtin): Ditto.
27968 (frv_expand_binop_builtin): Ditto.
27969 (frv_expand_cut_builtin): Ditto.
27970 (frv_expand_binopimm_builtin): Ditto.
27971 (frv_expand_voidbinop_builtin): Ditto.
27972 (frv_expand_int_void2arg): Ditto.
27973 (frv_expand_prefetches): Ditto.
27974 (frv_expand_voidtriop_builtin): Ditto.
27975 (frv_expand_voidaccop_builtin): Ditto.
27976 (frv_expand_load_builtin): Ditto.
27977 (frv_expand_store_builtin): Ditto.
27978 (frv_expand_mdpackh_builtin): Ditto.
27979 (frv_expand_mclracc_builtin): Ditto.
27980 (frv_expand_mrdacc_builtin): Ditto.
27981 (frv_expand_mwtacc_builtin): Ditto.
27982 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
27985 2007-02-20 Janis Johnson <janis187@us.ibm.com>
27987 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
27988 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
27990 (HAVE_GAS_DFP): Check for assembler support of decimal floating
27991 point instructions.
27992 * configure: Regenerate.
27993 * config.in: Regenerate.
27994 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
27995 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
27996 masks to power6 and power6x and to POWERPC_MASKS.
27997 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27999 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
28000 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
28001 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
28002 Access PROTOTYPE as variable, not mask.
28004 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
28006 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
28007 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
28008 * combine.c (adjust_for_new_dest): Use it.
28009 * postreload.c (reload_combine): Likewise.
28011 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
28013 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
28014 notes on an insn with multiple sets, even if single_set returns
28015 non-NULL for that insn.
28017 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28019 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
28020 scalbn and scalbln.
28022 2007-02-20 Geoffrey Keating <geoffk@apple.com>
28024 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
28025 if user didn't pass it.
28026 * config/i386/darwin.h (CC1_SPEC): Likewise.
28027 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
28028 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
28029 -mmacosx-version-min.
28031 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28032 Uros Bizjak <ubizjak@gmail.com>
28034 * optabs.h (enum optab_index): Add new OTI_scalb.
28035 (scalb_optab): Define corresponding macro.
28036 * optabs.c (init_optabs): Initialize scalb_optab.
28037 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
28039 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
28040 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
28041 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
28042 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
28043 flag_unsafe_math_optimizations is set.
28045 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
28046 to implement scalbf, scalb and scalbl built-ins as inline x87
28049 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28050 DJ Delorie <dj@redhat.com>
28053 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
28054 (diagnostic_report_diagnostic): ... here, and turn them into real
28055 errors. If warnings are inhibited, no need to do anything.
28057 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
28059 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
28060 better code generation.
28062 2007-02-20 Ben Elliston <bje@au.ibm.com>
28064 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
28066 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
28068 * config/alpha/alpha.c, config/alpha/alpha.md,
28069 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
28070 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
28071 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
28072 config/arm/lib1funcs.asm: Follow spelling conventions.
28074 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
28075 config/fr30/fr30.md, config/i386/i386.h,
28076 config/iq2000/iq2000.h, config/iq2000/predicates.md,
28077 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
28078 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
28079 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
28080 config/rs6000/altivec.md, config/rs6000/rs6000.c,
28081 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
28082 config/sparc/sparc.c, config/sparc/sparc.h,
28083 config/sparc/sparc.md, config/spu/constraints.md,
28084 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
28087 2007-02-20 Alan Modra <amodra@bigpond.net.au>
28090 * varasm.c (use_blocks_for_decl_p): Return false for decls with
28093 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
28095 * doc/invoke.texi (-ftree-lrs): Remove.
28097 2007-02-19 Diego Novillo <dnovillo@redhat.com>
28099 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
28102 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
28104 * config/ia64/ia64.c (ia64_expand_builtin): Use the
28105 new CALL_EXPR_FN macro for retrieving the function
28106 declaration of the input expression.
28108 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28110 * c.opt (Waddress): New.
28111 * common.opt (Walways-true): Delete.
28112 (Wstring-literal-comparison): Delete.
28113 * doc/invoke.texi (Warning Options): Delete -Walways-true and
28114 -Wstring-literal-comparison. Add -Waddress.
28116 (Walways-true): Delete.
28117 (Wstring-literal-comparison): Delete.
28118 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
28119 consistently instead of -Walways-true in example.
28120 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
28121 * c-typeck.c (parser_build_binary_op): Replace
28122 -Wstring-literal-comparison and -Walways-true with -Waddress.
28123 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
28126 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
28128 * tree-cfg.c (dump_function_to_file): Be prepared for functions
28129 without DECL_STRUCT_FUNCTION initialized.
28131 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
28133 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
28134 due to calls to functions taking pointers as parameters.
28136 2007-02-19 Richard Henderson <rth@redhat.com>
28139 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
28142 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
28144 * config/s390/s390.c (s390_call_saved_register_used,
28145 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
28146 accessed to the new scheme.
28148 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
28150 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
28151 (cris_print_index, cris_print_operand, cris_print_operand_address)
28152 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
28153 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
28154 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
28155 GET_CODE () == xxx.
28156 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
28157 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
28158 GO_IF_LEGITIMATE_ADDRESS): Ditto.
28159 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
28160 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
28161 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
28162 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
28163 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
28164 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
28165 (uminsi3, call, call_value): Ditto.
28166 (define_split: indir_to_reg_split, unnamed): Ditto.
28168 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
28170 PR tree-optimization/30975
28171 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
28174 2007-02-18 Eric Christopher <echristo@gmail.com>
28176 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
28177 Remove use of arglist.
28178 (mips_expand_builtin): Remove use of arglist, pass in expr.
28179 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
28180 (mips_expand_builtin_movtf): Ditto.
28181 (mips_expand_builtin_compare): Ditto.
28183 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
28185 * tree-sra.c (sra_build_assignment): Replace assertion
28186 checking with a comment explaining why it can't be done.
28188 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
28190 PR middle-end/30833
28191 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
28192 during CALL_EXPR representation conversion.
28193 * tree-ssa-propagate.c (set_rhs): Likewise.
28195 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
28197 * tree-sra.c (sra_build_assignment): Disable assertion checking
28200 2007-02-18 Roger Sayle <roger@eyesopen.com>
28202 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
28203 instead of calling build2 with a GIMPLE_MODIFY_STMT.
28204 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
28206 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
28207 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
28208 gimplify_init_ctor_eval_range, gimple_push_cleanup,
28209 gimplify_omp_for, gimplify_omp_atomic_pipeline,
28210 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
28211 force_gimple_operand): Likewise.
28212 * ipa-cp.c (constant_val_insert): Likewise.
28213 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
28214 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
28215 perfect_nestify): Likewise.
28216 * langhooks.c (lhd_omp_assignment): Likewise.
28217 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
28218 lower_copyprivate_clauses, lower_send_clauses,
28219 lower_send_shared_vars, expand_parallel_call,
28220 expand_omp_for_generic, expand_omp_for_static_nochunk,
28221 expand_omp_for_static_chunk, expand_omp_sections,
28222 lower_omp_single_copy, lower_omp_for_lastprivate,
28223 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
28224 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
28225 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
28228 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
28230 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
28231 config/sh/sh.md: Follow spelling conventions.
28233 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
28234 config/frv/predicates.md: Follow spelling conventions.
28236 * config/m68k/linux-unwind.h: Fix a comment typo.
28237 * target.h: Follow spelling conventions.
28239 2007-02-18 Roger Sayle <roger@eyesopen.com>
28241 PR rtl-optimization/28173
28242 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
28243 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
28244 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
28245 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
28246 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
28248 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28250 * builtins.c (fold_builtin_load_exponent): New.
28251 (fold_builtin_2): Use it.
28253 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
28255 PR rtl-optimization/30773
28256 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
28257 if we fail to attach a REG_EQUIV note.
28259 2007-02-18 David Edelsohn <edelsohn@gnu.org>
28260 Roger Sayle <roger@eyesopen.com>
28262 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
28264 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
28266 * calls.c (initialize_argument_information): Pass original EXP
28267 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
28268 code to split complex arguments here, as part of initializing the
28270 (expand_call): Remove code that builds a list of arguments and
28271 inserts implicit arguments into it. Instead, just count how many
28272 implicit arguments there will be so we can determine the size of
28273 the ARGS array, and let initialize_argument_information do the work.
28274 (split_complex_values): Delete unused function.
28276 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
28278 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
28280 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
28282 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
28283 for arg pointer based indexed addressing.
28285 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
28287 * config/ia64/ia64.h, config/ia64/ia64.md,
28288 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
28289 spelling conventions.
28291 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
28293 * config/m68k/m68k.c (split_di): New.
28294 * config/m68k/m68k-protos.h: Declare split_di.
28295 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
28296 Improve predicate handling and split constant shifts.
28298 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
28300 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
28301 parameter for register bitfield operations, general predicates
28304 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
28306 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
28307 * config/m68k/linux-unwind.h: New file.
28309 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
28311 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
28312 config/i386/athlon.md, config/ia64/ia64.md,
28313 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
28314 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
28315 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
28316 tree-ssa-loop-niter.c, tree-vect-analyze.c,
28317 tree-vect-transform.c: Fix comment typos.
28319 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
28321 * sched-deps.c (find_insn_list): Remove.
28322 * sched-int.h: Remove the prototype for find_insn_list.
28324 2007-02-16 Geoffrey Keating <geoffk@apple.com>
28326 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
28328 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
28329 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
28330 darwin_rs6000_override_options.
28331 (C_COMMON_OVERRIDE_OPTIONS): Expect
28332 darwin_macosx_version_min to be non-NULL always.
28333 (TARGET_C99_FUNCTIONS): Likewise.
28334 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
28335 (DARWIN_MINVERSION_SPEC): New.
28336 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
28337 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
28339 (DARWIN_MINVERSION_SPEC): New.
28340 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
28342 * config/darwin-c.c (darwin_cpp_builtins): Expect
28343 darwin_macosx_version_min to be non-NULL always.
28345 * config/rs6000/rs6000.c: Clean up trailing whitespace.
28347 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
28349 * config/i386/i386.h (x86_use_xchgb): New.
28350 (TARGET_USE_XCHGB): New macro.
28351 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
28352 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
28353 Split after reload into bswaphi for shifts of 8.
28354 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
28355 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
28356 or when optimizing for size.
28358 2007-02-16 Richard Guenther <rguenther@suse.de>
28359 Christian Bruel <christian.bruel@st.com>
28361 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
28362 DECLs but prefer SSA_NAMEs over DECLs.
28364 2007-02-16 Richard Guenther <rguenther@suse.de>
28366 * tree-flow-inline.h (single_imm_use_p): Remove.
28367 (zero_imm_uses_p): Likewise.
28368 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
28369 instead of single_imm_use_p.
28370 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
28373 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28376 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
28377 nested double- and backquotes.
28379 2007-02-15 Roger Sayle <roger@eyesopen.com>
28381 PR middle-end/30391
28382 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
28383 should be unreachable.
28384 (build2_stat): Allow construction of MODIFY_EXPR at any time.
28385 For the time being redirect GIMPLE_MODIFY_STMT to the new
28386 (renamed) build_gimple_modify_stmt_stat.
28387 (build2_gimple_stat): Rename to...
28388 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
28389 Always build a GIMPLE_MODIFY_STMT node.
28390 * tree.h (build2_gimple, build2_gimple_stat): Delete.
28391 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
28394 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
28395 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
28396 * tree-complex.c (set_component_ssa_name, expand_complex_move,
28397 expand_complex_div_wide): Likewise.
28398 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
28399 * tree-ssa-loop-im.c (schedule_sm): Likewise.
28400 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
28401 * tree-ssa-loop-manip.c (create_iv): Likewise.
28402 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
28403 abs_replacement): Likewise.
28404 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
28405 realify_fake_stores): Likewise.
28407 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
28408 node rather than a GIMPLE_MODIFY_STMT node.
28409 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
28410 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
28412 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
28413 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
28414 GIMPLE_MODIFY_STMT.
28416 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
28418 PR middle-end/30433
28419 * fold-const.c (fold_comparison): Add back the
28420 folding of constant complex comparisions.
28422 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
28424 PR middle-end/30729
28425 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
28426 effects unknown to this function, return early.
28428 2007-02-15 Ian Lance Taylor <iant@google.com>
28430 * lower-subreg.c (move_eh_region_note): New static function.
28431 (resolve_simple_move): Call it.
28432 (decompose_multiword_subregs): Track blocks for which we resolve a
28433 simple move which is also a control flow insn. Pass them to
28434 find_many_sub_basic_blocks.
28435 (pass_lower_subreg): Add TODO_verify_flow.
28436 (pass_lower_subreg2): Likewise.
28438 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28439 Brooks Moses <brooks.moses@codesourcery.com>
28440 Lee Millward <lee.millward@codesourcery.com>
28442 * tree.h (enum tree_code_class): Add tcc_vl_exp.
28443 (VL_EXP_CLASS_P): New.
28444 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
28446 (TREE_OPERAND_CHECK_CODE): Likewise.
28447 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
28448 (TREE_RTL_OPERAND_CHECK): Likewise.
28449 (tree_operand_check_failed): Make second parameter the whole tree
28450 instead of its code. Fixed callers.
28451 (VL_EXP_CHECK): New.
28452 (TREE_OPERAND_LENGTH): New.
28453 (VL_EXP_OPERAND_LENGTH): New.
28454 (CALL_EXPR_FN): New.
28455 (CALL_EXPR_STATIC_CHAIN): New.
28456 (CALL_EXPR_ARGS): New.
28457 (CALL_EXPR_ARG): New.
28458 (call_expr_nargs): New.
28459 (CALL_EXPR_ARGP): New.
28460 (build_nt_call_list): Declare.
28461 (build_vl_exp_stat): Declare.
28462 (build_vl_exp): New.
28463 (build_call_list): Declare.
28464 (build_call_nary): Declare.
28465 (build_call_valist): Declare.
28466 (build_call_array): Declare.
28467 (call_expr_arg): Declare.
28468 (call_expr_argp): Declare.
28469 (call_expr_arglist): Declare.
28470 (fold_build_call_list): Declare.
28471 (fold_build_call_list_initializer): Declare.
28472 (fold_call_expr): Declare to replace fold_builtin.
28473 (fold_builtin_fputs): Update to agree with modified definition.
28474 (fold_builtin_strcpy): Likewise.
28475 (fold_builtin_strncpy): Likewise.
28476 (fold_builtin_memory_chk): Likewise.
28477 (fold_builtin_stxcpy_chk): Likewise.
28478 (fold_builtin_strncpy_chk): Likewise.
28479 (fold_builtin_next_arg): Likewise.
28480 (fold_build_call_expr): Declare.
28481 (fold_builtin_call_list): Declare.
28482 (fold_builtin_call_valist): Declare.
28483 (build_call_expr): Declare.
28484 (validate_arglist): Update to agree with modified definition.
28485 (tree_operand_length): New.
28486 (call_expr_arg_iterator): New.
28487 (init_call_expr_arg_iterator): New.
28488 (next_call_expr_arg): New.
28489 (first_call_expr_arg): New.
28490 (more_call_expr_args_p): New.
28491 (FOR_EACH_CALL_EXPR_ARG): New.
28493 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
28494 and tcc_gimple_stmt.
28495 (tree_code_size): Update documentation. Use sizeof (tree) rather
28496 than sizeof (char *).
28497 (tree_size): Likewise. Add case for tcc_vl_exp.
28498 (tree_node_structure): Add case for tcc_vl_exp.
28499 (contains_placeholder_p): Likewise.
28500 (substitute_in_expr): Likewise.
28501 (substitute_placeholder_in_expr): Likewise.
28502 (stabilize_reference_1): Likewise.
28503 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
28504 to diagnose breakage of this interface for constructing CALL_EXPRs.
28505 (build_nt): Add similar assertion here.
28506 (build_nt_call_list): New.
28507 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
28508 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
28510 (get_callee_fndecl): Use new CALL_EXPR accessors.
28511 (tree_operand_check_failed): Change parameters to pass entire node
28512 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
28513 (process_call_operands): New.
28514 (build_vl_exp_stat): New.
28515 (build_call_list): New.
28516 (build_call_nary): New.
28517 (build_call_valist): New.
28518 (build_call_array): New.
28519 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28520 (call_expr_arglist): New.
28522 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
28523 tcc_vl_exp instead of a fixed-size tcc_expression.
28525 * doc/c-tree.texi (CALL_EXPR): Document new representation and
28526 accessors for CALL_EXPRs.
28527 (AGGR_INIT_EXPR): Likewise.
28529 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28530 Brooks Moses <brooks.moses@codesourcery.com>
28531 Lee Millward <lee.millward@codesourcery.com>
28533 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
28534 (expand_builtin_nonlocal_goto): Change parameter to be entire
28535 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
28536 (expand_builtin_prefetch): Likewise.
28537 (expand_builtin_classify_type): Likewise.
28538 (mathfn_built_in): Return NULL_TREE instead of 0.
28539 (expand_errno_check): Use new CALL_EXPR accessors.
28540 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
28541 Return NULL_RTX instead of 0.
28542 (expand_builtin_mathfn_2): Likewise.
28543 (expand_builtin_mathfn_3): Likewise.
28544 (expand_builtin_interclass_mathfn): Likewise.
28545 (expand_builtin_sincos): Likewise.
28546 (expand_builtin_cexpi): Likewise.
28547 (expand_builtin_int_roundingfn): Likewise.
28548 (expand_builtin_int_roundingfn_2): Likewise.
28549 (expand_builtin_pow): Likewise.
28550 (expand_builtin_powi): Likewise.
28551 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
28552 of arglist, fixing callers appropriately. Use new CALL_EXPR
28553 accessors and constructors. Return NULL_RTX instead of 0.
28554 (expand_builtin_strstr): Likewise.
28555 (expand_builtin_strchr): Likewise.
28556 (expand_builtin_strrchr): Likewise.
28557 (expand_builtin_strpbrk): Likewise.
28558 (expand_builtin_memcpy): Likewise.
28559 (expand_builtin_mempcpy): Likewise.
28560 (expand_builtin_mempcpy_args): New.
28561 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
28562 (expand_builtin_memmove_args): New.
28563 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
28564 (expand_movstr): Likewise.
28565 (expand_builtin_strcpy): Likewise.
28566 (expand_builtin_strcpy_args): New.
28567 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
28568 (expand_builtin_strncpy): Likewise.
28569 (expand_builtin_memset): Likewise.
28570 (expand_builtin_memset_args): New.
28571 (expand_builtin_bzero): Similarly to expand_builtin_memset.
28572 (expand_builtin_memcmp): Likewise.
28573 (expand_builtin_strcmp): Likewise.
28574 (expand_builtin_strncmp): Likewise.
28575 (expand_builtin_strcat): Likewise.
28576 (expand_builtin_strncat): Likewise.
28577 (expand_builtin_strspn): Likewise.
28578 (expand_builtin_strcspn): Likewise.
28579 (expand_builtin_args_info): Likewise.
28580 (expand_builtin_va_start): Likewise.
28581 (gimplify_va_arg_expr): Likewise.
28582 (expand_builtin_va_end): Likewise.
28583 (expand_builtin_va_copy): Likewise.
28584 (expand_builtin_frame_address): Likewise.
28585 (expand_builtin_alloca): Likewise.
28586 (expand_builtin_bswap): Likewise.
28587 (expand_builtin_unop): Likewise.
28588 (expand_builtin_fputs): Likewise.
28589 (expand_builtin_expect): Likewise.
28590 (expand_builtin_fabs): Likewise.
28591 (expand_builtin_copysign): Likewise.
28592 (expand_builtin_printf): Likewise.
28593 (expand_builtin_fprintf): Likewise.
28594 (expand_builtin_sprintf): Likewise.
28595 (expand_builtin_init_trampoline): Likewise.
28596 (expand_builtin_signbit): Likewise.
28597 (expand_builtin_fork_or_exec): Likewise.
28598 (expand_builtin_sync_operation): Likewise.
28599 (expand_builtin_compare_and_swap): Likewise.
28600 (expand_builtin_lock_test_and_set): Likewise.
28601 (expand_builtin_lock_release): Likewise.
28602 (expand_builtin): Likewise.
28603 (builtin_mathfn_code): Likewise.
28605 (fold_builtin_constant_p): Pass call arguments individually instead
28606 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28607 accessors and constructors. Return NULL_TREE instead of 0.
28608 (fold_builtin_expect): Likewise.
28609 (fold_builtin_classify_type): Likewise.
28610 (fold_builtin_strlen): Likewise.
28611 (fold_builtin_nan): Likewise.
28612 (integer_valued_real_p): Likewise.
28613 (fold_trunc_transparent_mathfn): Likewise.
28614 (fold_fixed_mathfn): Likewise.
28615 (fold_builtin_cabs): Likewise.
28616 (fold_builtin_sqrt): Likewise.
28617 (fold_builtin_cbrt): Likewise.
28618 (fold_builtin_cos): Likewise.
28619 (fold_builtin_cosh): Likewise.
28620 (fold_builtin_tan): Likewise.
28621 (fold_builtin_sincos): Likewise.
28622 (fold_builtin_cexp): Likewise.
28623 (fold_builtin_trunc): Likewise.
28624 (fold_builtin_floor): Likewise.
28625 (fold_builtin_ceil): Likewise.
28626 (fold_builtin_round): Likewise.
28627 (fold_builtin_int_roundingfn): Likewise.
28628 (fold_builtin_bitop): Likewise.
28629 (fold_builtin_bswap): Likewise.
28630 (fold_builtin_logarithm): Likewise.
28631 (fold_builtin_hypot): Likewise.
28632 (fold_builtin_pow): Likewise.
28633 (fold_builtin_powi): Likewise.
28634 (fold_builtin_exponent): Likewise.
28635 (fold_builtin_memset): Likewise.
28636 (fold_builtin_bzero): Likewise.
28637 (fold_builtin_memory_op): Likewise.
28638 (fold_builtin_bcopy): Deleted; call site changed to invoke
28639 fold_builtin_memory_op directly.
28640 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
28641 (fold_builtin_strncpy): Likewise.
28642 (fold_builtin_memcmp): Likewise.
28643 (fold_builtin_strcmp): Likewise.
28644 (fold_builtin_strncmp): Likewise.
28645 (fold_builtin_signbit): Likewise.
28646 (fold_builtin_copysign): Likewise.
28647 (fold_builtin_isascii): Likewise.
28648 (fold_builtin_toascii): Likewise.
28649 (fold_builtin_isdigit): Likewise.
28650 (fold_builtin_fabs): Likewise.
28651 (fold_builtin_abs): Likewise.
28652 (fold_builtin_fmin_fmax): Likewise.
28653 (fold_builtin_carg): Likewise.
28654 (fold_builtin_classify): Likewise.
28655 (fold_builtin_unordered_cmp): Likewise.
28657 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
28658 New functions split out from fold_builtin_1.
28659 (fold_builtin_n): New.
28660 (fold_builtin_varargs): New.
28661 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
28663 (fold_call_expr): New.
28664 (build_function_call_expr): Rewrite to use new helper function.
28665 (fold_builtin_call_list): New.
28666 (build_call_expr): New.
28667 (fold_builtin_call_valist): New.
28668 (rewrite_call_expr): New.
28669 (validate_arg): New.
28670 (validate_arglist): Change parameter to be entire CALL_EXPR instead
28671 of an arglist. Change return type to bool. Use new CALL_EXPR
28674 (fold_builtin_strstr): Pass call arguments individually instead
28675 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28676 accessors and constructors. Return NULL_TREE instead of 0.
28677 (fold_builtin_strchr): Likewise.
28678 (fold_builtin_strrchr): Likewise.
28679 (fold_builtin_strpbrk): Likewise.
28680 (fold_builtin_strcat): Likewise.
28681 (fold_builtin_strncat): Likewise.
28682 (fold_builtin_strspn): Likewise.
28683 (fold_builtin_strcspn): Likewise.
28684 (fold_builtin_fputs): Likewise.
28685 (fold_builtin_next_arg): Likewise.
28686 (fold_builtin_sprintf): Likewise.
28688 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
28689 NULL_RTX instead of 0.
28690 (expand_builtin_memory_chk): Likewise.
28691 (maybe_emit_chk_warning): Likewise.
28692 (maybe_emit_sprintf_chk_warning): Likewise.
28694 (fold_builtin_object_size): Pass call arguments individually instead
28695 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28696 accessors and constructors. Return NULL_TREE instead of 0.
28697 (fold_builtin_memory_chk): Likewise.
28698 (fold_builtin_stxcpy_chk): Likewise.
28699 (fold_builtin_strncpy_chk): Likewise.
28700 (fold_builtin_strcat_chk): Likewise.
28701 (fold_builtin_strcat_chk): Likewise.
28702 (fold_builtin_strncat_chk): Likewise.
28703 (fold_builtin_sprintf_chk): Likewise.
28704 (fold_builtin_snprintf_chk): Likewise.
28705 (fold_builtin_printf): Likewise.
28706 (fold_builtin_vprintf): Likewise.
28708 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
28710 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
28711 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28712 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
28713 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
28714 (fold_unary): Likewise.
28715 (fold_binary): Likewise.
28716 (fold_ternary): Remove CALL_EXPR case, since they are no longer
28717 ternary expressions.
28718 (fold): Add logic for tcc_vl_exp.
28719 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
28720 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28721 (fold_build3_stat): Add assertion to flag broken interface for
28722 constructing CALL_EXPRs.
28723 (fold_build_call_list): New.
28724 (fold_build_call_list_initializer): New.
28725 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
28727 (fold_strip_sign_ops): Likewise.
28729 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28730 Brooks Moses <brooks.moses@codesourcery.com>
28731 Lee Millward <lee.millward@codesourcery.com>
28733 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
28734 accessors and dump arguments explicitly.
28736 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
28738 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
28740 (print_call_name): Use new CALL_EXPR accessors.
28742 * print-tree.c (print_node): Add case tcc_vl_exp. Print
28743 CALL_EXPR arguments explicitly instead of as a list. Use
28744 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28746 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
28747 (vrp_visit_stmt): Likewise.
28749 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
28750 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
28752 (force_move_till_expr): Likewise.
28754 * targhooks.c (default_external_stack_protect_fail): Use
28755 build_call_expr instead of build_function_call_expr.
28756 (default_hidden_stack_protect_fail): Likewise.
28758 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
28761 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
28762 and walk arguments explicitly.
28764 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
28765 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28766 (expand_simple_operations): Likewise.
28767 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
28769 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
28770 of TREE_CODE_LENGTH.
28771 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
28773 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
28774 instead of TREE_CODE_LENGTH.
28776 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
28777 (tree_ic_transform): Likewise.
28778 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
28779 parameter instead of arglist. Fix callers.
28780 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
28781 (tree_stringops_transform): Likewise.
28782 (tree_indirect_call_to_profile): Likewise.
28783 (tree_stringops_values_to_profile): Likewise.
28785 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
28786 (eliminate_tail_call): Likewise.
28788 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
28790 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
28791 Use TREE_OPERAND_LENGTH and generalize to handle any number of
28793 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
28795 * omp-low.c (build_omp_barrier): Use build_call_expr.
28796 (lower_rec_input_clauses): Likewise.
28797 (lower_reduction_clauses): Likewise.
28798 (expand_parallel_call): Likewise.
28799 (maybe_catch_exception): Likewise.
28800 (expand_omp_for_generic): Likewise.
28801 (expand_omp_for_static_nochunk): Likewise.
28802 (expand_omp_sections): Likewise.
28803 (lower_omp_single_simple): Likewise.
28804 (lower_omp_single_copy): Likewise.
28805 (lower_omp_master): Likewise.
28806 (lower_omp_ordered): Likewise.
28807 (lower_omp_critical): Likewise.
28809 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
28810 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
28812 * tree-gimple.c (is_gimple_call_addr): Fix doc.
28813 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
28814 TREE_CODE_LENGTH. Add tcc_vl_exp case.
28816 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
28817 and generalize to handle any number of operands.
28818 (chrec_contains_undetermined): Likewise.
28819 (tree_contains_chrecs): Likewise.
28820 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
28822 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
28824 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
28825 fold_call_expr instead of fold_builtin.
28826 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
28827 match declarations there.
28828 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
28831 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
28832 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28834 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
28835 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
28837 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
28840 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
28841 (execute_cse_sincos): Use new CALL_EXPR accessors.
28843 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
28845 * gimple-low.c (lower_function_body): Use build_call_expr.
28846 (lower_builtin_setjmp): Likewise.
28848 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
28849 (set_storage_via_libcall): Likewise.
28850 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
28851 instead of TREE_CODE_LENGTH.
28852 (expand_expr_real_1): Use new CALL_EXPR accessors.
28854 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
28855 generalize to handle any number of operands.
28856 (TB_parent_eq): Likewise.
28858 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
28859 (strip_builtin_expect): Likewise.
28861 * function.c (gimplify_parameters): Use build_call_expr.
28863 * tree-vectorizer.c (vect_is_simple_reduction): Use
28864 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28866 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
28867 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
28869 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
28872 * gimplify.c (build_stack_save_restore): Use build_call_expr.
28873 (gimplify_decl_expr): Likewise.
28874 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
28875 Use new CALL_EXPR iterators.
28876 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
28877 (gimplify_modify_expr_to_memset): Likewise.
28878 (gimplify_variable_sized_compare): Likewise.
28879 (gimplify_omp_atomic_fetch_op): Likewise.
28880 (gimplify_omp_atomic_pipeline): Likewise.
28881 (gimplify_omp_atomic_mutex): Likewise.
28882 (gimplify_function_tree): Likewise.
28884 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
28885 (call_expr_flags): Likewise.
28886 (expand_call): Likewise.
28888 * except.c (expand_builtin_eh_return_data_regno): Pass entire
28889 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
28892 * coverage.c (create_coverage): Use build_call_expr.
28894 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
28895 (temp_call_expr_obstack): New.
28896 (pool_copy_list): Delete.
28897 (temp_copy_call_expr): New.
28898 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
28899 CALL_EXPR accessors. Get rid of special goo for copying argument
28900 lists and use temp_copy_call_expr instead.
28901 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
28902 CALL_EXPR accessors.
28903 (create_expression_by_pieces): Likewise. Use build_call_array
28904 to construct the result instead of fold_build3.
28905 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
28906 dealing with argument lists.
28907 (init_pre): Remove references to expression_node_pool and
28908 list_node_pool. Init temp_call_expr_obstack instead.
28909 (fini_pre): Remove references to expression_node_pool and
28912 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
28913 and walk arguments explicitly instead of as a list.
28915 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
28916 (mx_register_decls): Likewise.
28917 (mudflap_register_call): Likewise.
28918 (mudflap_finish_file): Likewise.
28920 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
28921 (ipa_callsite_compute_param): Likewise.
28923 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
28924 accessors and constructor.
28926 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
28927 accessors and constructor.
28928 (convert_tramp_reference): Likewise.
28929 (convert_call_expr): Likewise.
28930 (finalize_nesting_tree_1): Likewise.
28932 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
28935 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
28937 * tree-inline.c (initialize_inlined_parameters): Pass entire
28938 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
28940 (estimate_num_insns_1): Use new CALL_EXPR accessors.
28941 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
28943 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
28944 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28945 (vectorizable_reduction): Likewise.
28946 (vectorizable_call): Use new CALL_EXPR iterators.
28947 (vectorizable_conversion): Use build_call_expr.
28948 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
28949 (vect_gen_widened_results_half): Use build_call_expr.
28950 (vect_setup_realignment): Likewise.
28951 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
28953 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
28954 (pass_through_call): Likewise.
28955 (compute_object_sizes): Likewise. Use fold_call_expr instead of
28958 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
28959 (tree_gen_pow2_profiler): Likewise.
28960 (tree_gen_one_value_profiler): Likewise.
28961 (tree_gen_ic_func_profiler): Likewise.
28962 (tree_gen_average_profiler): Likewise.
28963 (tree_gen_ior_profiler): Likewise.
28965 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
28966 (find_func_aliases): Use new CALL_EXPR accessors. Add case
28967 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28969 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
28970 of TREE_CODE_LENGTH.
28972 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
28973 of TREE_CODE_LENGTH.
28975 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
28977 (convert_to_integer): Likewise.
28979 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
28982 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28983 Brooks Moses <brooks.moses@codesourcery.com>
28984 Lee Millward <lee.millward@codesourcery.com>
28986 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
28988 * config/frv/frv.c (frv_expand_builtin): Likewise.
28989 * config/s390/s390.c (s390_expand_builtin): Likewise.
28991 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
28992 (sparc_expand_builtin): Use new CALL_EXPR accessors.
28994 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
28995 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
28996 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
28997 (ix86_expand_store_builtin): Likewise.
28998 (ix86_expand_unop_builtin): Likewise.
28999 (ix86_expand_unop1_builtin): Likewise.
29000 (ix86_expand_sse_compare): Likewise.
29001 (ix86_expand_sse_comi): Likewise.
29002 (ix86_expand_vec_init_builtin): Likewise.
29003 (ix86_expand_vec_ext_builtin): Likewise.
29004 (ix86_expand_vec_set_builtin): Likewise.
29005 (ix86_expand_builtin): Use new CALL_EXPR accessors.
29007 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
29008 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
29010 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
29011 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
29012 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
29014 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
29016 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
29017 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
29018 arglist. Use new CALL_EXPR accessors. Fix callers.
29019 (altivec_expand_abs_builtin): Likewise.
29020 (rs6000_expand_binop_builtin): Likewise.
29021 (altivec_expand_predicate_builtin): Likewise.
29022 (altivec_expand_lv_builtin): Likewise.
29023 (spe_expand_stv_builtin): Likewise.
29024 (altivec_expand_stv_builtin): Likewise.
29025 (rs6000_expand_ternop_builtin): Likewise.
29026 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
29027 (altivec_expand_st_builtin): Likewise.
29028 (altivec_expand_dst_builtin): Likewise.
29029 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
29030 arglist. Use new CALL_EXPR accessors. Fix callers.
29031 (altivec_expand_vec_set_builtin): Likewise.
29032 (altivec_expand_vec_ext_builtin): Likewise.
29033 (altivec_expand_builtin): Use new CALL_EXPR accessors.
29034 (spe_expand_builtin): Likewise.
29035 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
29036 arglist. Use new CALL_EXPR accessors. Fix callers.
29037 (spe_expand_evsel_builtin): Likewise.
29038 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
29039 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
29041 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
29042 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
29043 (arm_expand_unop_builtin): Likewise.
29044 (arm_expand_builtin): Use new CALL_EXPR accessors.
29046 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
29049 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
29050 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
29052 (bfin_expand_unop_builtin): Likewise.
29053 (bfin_expand_builtin): Use new CALL_EXPR accessors.
29055 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
29056 Brooks Moses <brooks.moses@codesourcery.com>
29057 Lee Millward <lee.millward@codesourcery.com>
29059 * c-semantics.c (build_stmt): Add internal diagnostic check.
29061 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
29062 accessors. Print arguments explicitly instead of as a list.
29064 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
29066 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
29067 (c_finish_omp_flish): Likewise.
29069 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
29070 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
29071 instead of TREE_CODE_LENGTH.
29072 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
29073 (c_warn_unused_result): Likewise.
29075 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29078 * doc/invoke.texi (Warning Options): Remove
29079 -Werror-implicit-function-declaration.
29080 (Wimplicit-function-declaration): Update description.
29081 * opts.c (common_handle_option): Move handling of -Werror=* to...
29082 (enable_warning_as_error): ...here.
29083 * opts.h (enable_warning_as_error): Declare.
29084 * c-decl.c (implicit_decl_warning): Unless
29085 -Wno-implicit-function-declaration is given, emit a pedwarn if
29086 -std=c99 or emit a warning if -Wimplicit-function-declaration.
29087 * c.opt (Wimplicit-function-declaration): Replace
29088 mesg_implicit_function_declaration with
29089 warn_implicit_function_declaration.
29090 * c-opts.c (c_common_handle_option):
29091 -Werror-implicit-function-declaration is exactly equal as
29092 -Werror=implicit-function-declaration.
29093 (set_Wimplicit): Replace mesg_implicit_function_declaration with
29094 warn_implicit_function_declaration.
29095 (c_common_post_options): -Wimplict-function-declaration is enabled
29096 by default by -std=c99, otherwise is disabled by default.
29097 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
29099 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
29101 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
29102 DECL on the rhs to a DECL on the lhs for debug info purposes if the
29103 former is ignored but not the latter.
29105 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
29107 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
29108 is made and the reference doesn't use the alias set of its type,
29109 do not create the temporary using that type.
29111 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
29113 * jump.c: Remove prototypes for delete_computation and
29114 delete_prior_computation.
29116 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
29118 * jump.c (get_label_after): Delete.
29119 (get_label_before, delete_computation, delete_jump,
29120 delete_prior_computation, follow_jumps): Move...
29121 * reorg.c (delete_computation, delete_prior_computation): ... here...
29122 (get_label_before, delete_jump): ... making these static ...
29123 (follow_jumps): ... and simplifying this since it only runs after
29125 * rtl.h (get_label_after, get_label_before, delete_jump,
29126 follow_jumps): Delete prototypes.
29128 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
29130 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
29132 2007-02-15 Nick Clifton <nickc@redhat.com>
29134 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
29135 order to prevent it from being munged by the target.
29137 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
29139 * config/i386/i386.md: Remove misleading comment.
29141 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
29143 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
29144 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
29147 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
29149 * tree-sra.c (instantiate_missing_elements): Canonicalize
29151 (sra_build_assignment): New.
29152 (generate_copy_inout, generate_element_copy,
29153 generate_element_zero, generate_one_element_init): Use it.
29155 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
29157 * tree-sra.c (instantiate_missing_elements): Canonicalize
29159 (sra_build_assignment): New.
29160 (generate_copy_inout, generate_element_copy,
29161 generate_element_zero, generate_one_element_init): Use it.
29163 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
29165 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
29168 2007-02-14 Joseph Myers <joseph@codesourcery.com>
29170 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
29171 types as aggregates not scalars.
29172 * function.c (assign_stack_temp_for_type): Likewise.
29174 2007-02-14 Roger Sayle <roger@eyesopen.com>
29175 Zdenek Dvorak <dvorakz@suse.cz>
29177 * tree-dump.c (dump_switch_p_1): Require exact match of the option
29180 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
29182 * passes.c (next_pass_1): Clear the next field of the copied
29185 2007-02-14 Richard Henderson <rth@redhat.com>
29187 * tree-sra.c (early_sra): New.
29188 (decl_can_be_decomposed_p): Deny va_list if early_sra.
29189 (tree_sra_early, pass_sra_early): New.
29190 * tree-pass.h (pass_sra_early): Declare.
29191 * passes.c (init_optimization_passes): Use it.
29193 2007-02-14 Richard Guenther <rguenther@suse.de>
29195 * flags.h (issue_strict_overflow_warning): Convert to a macro.
29197 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
29199 PR tree-optimization/30771
29200 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
29202 (vect_analyze_operations): Induction phis can now be marked as
29204 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
29205 Update documentation accordingly.
29207 2007-02-14 Nick Clifton <nickc@redhat.com>
29209 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
29210 most 3 arguments are supported.
29211 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
29213 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
29215 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
29216 Ensure dst->current is valid.
29218 2007-02-13 Paul Brook <paul@codesourcery.com>
29220 * config.gcc: Add arm*-*-uclinux-*eabi.
29221 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
29222 (SUBTARGET_EXTRA_LINK_SPEC): Define.
29223 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
29224 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
29225 (LINK_SPEC): Define.
29226 (LIB_SPEC): Define.
29227 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
29229 * config/arm/uclinux-eabi.h: New file.
29230 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
29231 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
29234 2007-02-13 Ian Lance Taylor <iant@google.com>
29236 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
29237 * flags.h (warn_strict_overflow): Declare.
29238 (enum warn_strict_overflow_code): Define.
29239 (issue_strict_overflow_warning): New static inline function.
29240 * opts.c (warn_strict_overflow): New variable.
29241 (common_handle_option): Handle OPT_Wstrict_overflow and
29242 OPT_Wstrict_overflow_.
29243 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
29245 * fold-const.c: Include intl.h.
29246 (fold_deferring_overflow_warnings): New static variable.
29247 (fold_deferred_overflow_warning): New static variable.
29248 (fold_deferred_overflow_code): New static variable.
29249 (fold_defer_overflow_warnings): New function.
29250 (fold_undefer_overflow_warnings): New function.
29251 (fold_undefer_and_ignore_overflow_warnings): New function.
29252 (fold_deferring_overflow_warnings_p): New function.
29253 (fold_overflow_warning): New static function.
29254 (make_range): Add strict_overflow_p parameter. Change all
29256 (extract_muldiv, extract_muldiv_1): Likewise.
29257 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
29258 tree_expr_nonnegative_p.
29259 (fold_negate_expr): Call fold_overflow_warning.
29260 (fold_range_test): Likewise.
29261 (fold_comparison): Likewise.
29262 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
29263 instead of tree_expr_nonnegative_p.
29264 (tree_expr_nonnegative_warnv_p): Rename from
29265 tree_expr_nonnegative_p, add strict_overflow_p parameter.
29266 (tree_expr_nonnegative_p): New function.
29267 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
29268 strict_overflow_p parameter.
29269 (tree_expr_nonzero_p): New function.
29270 * passes.c (verify_interpass_invariants): New static function.
29271 (execute_one_pass): Call it.
29272 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
29274 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
29275 (estimate_numbers_of_iterations): Likewise.
29276 (scev_probably_wraps_p): Likewise.
29277 * tree-ssa-ccp.c: Include "toplev.h".
29278 (evaluate_stmt): Defer fold overflow warnings until we know we are
29280 (struct fold_stmt_r_data): Add stmt field.
29281 (fold_stmt_r): Defer fold overflow warnings until we know we
29283 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
29284 (fold_stmt_inplace): Likewise.
29285 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
29286 (cleanup_control_expr_graph): Defer fold overflow warnings until
29287 we know we are going to optimize.
29288 * tree-cfg.c (fold_cond_expr_cond): Likewise.
29289 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
29291 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
29292 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
29293 * tree-ssa-loop-manip.c (create_iv): Likewise.
29294 * c-typeck.c (build_conditional_expr): Likewise.
29295 (build_binary_op): Likewise.
29296 * tree-vrp.c (vrp_expr_computes_nonzero): Call
29297 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
29298 (extract_range_from_unary_expr): Likewise.
29299 * simplify-rtx.c (simplify_const_relational_operation): Warn when
29300 assuming that signed overflow does not occur.
29301 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
29302 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
29303 (fold_defer_overflow_warnings): Declare.
29304 (fold_undefer_overflow_warnings): Declare.
29305 (fold_undefer_and_ignore_overflow_warnings): Declare.
29306 (fold_deferring_overflow_warnings_p): Declare.
29307 (tree_expr_nonzero_warnv_p): Declare.
29308 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
29309 of warning options.
29310 (Warning Options): Document -Wstrict-overflow.
29311 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
29312 (tree-ssa-ccp.o): Likewise.
29313 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
29314 (fold-const.o): Depend on intl.h.
29316 2007-02-13 Ian Lance Taylor <iant@google.com>
29318 PR middle-end/30751
29319 * lower-subreg.c (resolve_simple_move): Decompose subregs in
29322 2007-02-13 Stuart Hastings <stuart@apple.com>
29324 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
29326 2007-02-13 Richard Henderson <rth@redhat.com>
29328 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
29329 handled_component_p before looking for the indirect_ref.
29331 2007-02-13 Richard Henderson <rth@redhat.com>
29333 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
29334 remove flags clobber.
29335 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
29336 (bswaphi_lowpart): New.
29337 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
29338 remove TARGET_BSWAP test. Delete expander of the same name.
29340 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
29341 (expand_unop): Use them.
29343 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
29345 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
29346 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
29347 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
29348 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
29349 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
29350 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
29351 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
29352 assembler dialect choice from asm templates.
29354 2007-02-12 Richard Henderson <rth@redhat.com>
29356 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
29357 (fixuns_trunc<SSEMODEF>si2): Use it.
29358 * config/i386/sse.md (vec_setv4sf_0): Export.
29359 * config/i386/i386.c (ix86_build_const_vector): Export.
29360 (ix86_split_convert_uns_si_sse): Rename from
29361 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
29362 * config/i386/i386-protos.h: Update.
29364 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29367 * c-typeck.c (c_finish_return): Improve warning message.
29369 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29371 * alias.c (find_symbolic_term): Delete unused function.
29373 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
29375 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
29376 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
29377 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
29379 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
29381 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
29382 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
29383 the function, temporarily point the debug interface to the null one.
29385 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
29387 * dwarf2out.c (round_up_to_align): New static function.
29388 (field_byte_offset): Use it to round the offset.
29390 2007-02-12 Richard Henderson <rth@redhat.com>
29392 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
29393 (inswl_const): Export.
29395 2007-02-12 Richard Henderson <rth@redhat.com>
29397 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
29398 result mode of the libcall, convert back to outmode.
29400 2007-02-12 Roger Sayle <roger@eyesopen.com>
29402 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
29403 (bswapdi2): New define_expand to implement 32-bit implementation.
29405 2007-02-12 Nick Clifton <nickc@redhat.com>
29407 * doc/invoke.texi (Overall Options): Document --help=.
29408 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
29409 (cc1_options): Pass --help= on to cc1.
29410 (display_help): Add description of --help=.
29411 (process_command): Add code to handle --help=. Allow translated
29412 --help and --target-help switches to be passed on to compiler
29414 (main): Remove unused if statement.
29415 * opts.c (columns): Remove.
29416 (LEFT_COLUMN): Define.
29417 (wrap_help): Add columns argument.
29418 (print_filtered_help): Change parameters to be an include bitmask,
29419 an exclude bitmask, an any bitmask and the column width. Move the
29420 code to display the params list here. Add code to display the
29421 status of options rather than their descriptions if the quiet flag
29423 (print_specific_help): Change parameters to be an include bitmask,
29424 an exclude bitmask and an any bitmask. Move code to look up the
29425 column width here. Decide upon the title for an options listing.
29426 (common_handle_options): Add code to handle --help=. Adapt code
29427 for --help and --target-help to use the revised form of the
29428 print_specific_help function.
29429 (print_help): Delete.
29430 (print_param_help): Delete.
29431 (print_switch): Delete.
29432 * opts.h (cl_lang_count): Add prototype.
29433 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
29434 CL_MAX_OPTION_CLASS): New defines.
29435 * optc-gen.awk: Add construction of cl_lang_count.
29436 * c.opt: Add Warning attribute to warning options and Optimization
29437 attribute to optimization options.
29438 * common.opt: Likewise.
29440 Add -fhelp and -ftarget-help as aliases for the transformed --help
29441 and --target-help options.
29442 * opt-functions.awk: Add code to handle Warning and Optimization
29445 2007-02-12 Richard Henderson <rth@redhat.com>
29447 * config/alpha/constraints.md: New file.
29448 * config/alpha/alpha.c: Include tm-constrs.h.
29449 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
29450 alpha_extra_constraint): Remove.
29451 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
29452 * config/alpha/alpha-protos.h: Update.
29453 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
29454 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
29455 (EXTRA_CONSTRAINT): Remove.
29456 * config/alpha/alpha.md: Include constraints.md.
29457 (adddi splitter): Use satisfies_constraint_*.
29458 * config/alpha/predicates.md (add_operand): Likewise.
29459 (sext_add_operand, addition_operation): Likewise.
29461 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
29463 PR tree-optimization/29145
29464 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
29465 in our handling of restrict qualified pointers.
29467 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29470 * doc/invoke.texi (Wunused-value): Update description.
29471 (Wextra): Delete item.
29472 * opts.c (set_Wextra): Don't use the value of Wextra to set the
29473 value of Wunused-value.
29474 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
29475 (c_finish_stmt_expr): Don't check extra_warnings.
29476 (emit_side_effect_warnings): The caller is responsible to check
29479 2007-02-11 Roger Sayle <roger@eyesopen.com>
29480 Matt Thomas <matt@3am-software.com>
29482 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
29484 2007-02-11 Roger Sayle <roger@eyesopen.com>
29486 * simplify-rtx.c (simplify_relational_operation_1): Optimize
29487 comparisons of POPCOUNT against zero.
29488 (simplify_const_relational_operation): Likewise.
29490 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29492 * doc/invoke.texi (Wextra): Delete outdated paragraph.
29494 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29496 * dwarf2out.c (root_type): Delete unused function.
29498 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29500 * genattrtab.c (contained_in_p): Delete unused function.
29501 (write_expr_attr_cache): Likewise.
29503 2007-02-11 Jan Hubicka <jh@suse.cz>
29505 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
29508 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
29510 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
29511 to add the REG_EQ* note.
29512 * see.c (see_merge_one_use_extension): Likewise.
29513 * local-alloc.c (update_equiv_regs): Likewise. Also don't
29514 turn REG_EQUAL notes into REG_EQUIV notes if the target
29515 register may have more than one set.
29516 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
29517 * gcse.c (try_replace_reg): Likewise.
29518 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
29519 * calls.c (fixup_tail_calls): Likewise. Abort if there is
29520 more than one REG_EQUIV note.
29521 * reload1.c (gen_reload): Use set_unique_reg_note.
29523 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
29525 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
29526 (ix86_builtin_conversion): New function.
29528 2007-02-06 Mark Mitchell <mark@codesourcery.com>
29531 * tree.h (DECL_REPLACEABLE_P): New macro.
29532 * except.c (set_nothrow_function_flags): Likewise.
29534 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
29535 Ira Rosen <irar@il.ibm.com>
29536 Dorit Nuzman <dorit@il.ibm.com>
29538 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
29539 * targhooks.c (default_builtin_vectorized_conversion): New.
29540 * targhooks.h (default_builtin_vectorized_function): New declaration.
29541 * target.h (struct vectorize): Add builtin_conversion field.
29542 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
29543 stmt_vec_info_type value.
29544 (vectorizable_conversion): New declaration.
29545 * tree-vect-analyze.c (vect_analyze_operations): Add
29546 vectorizable_conversion call.
29547 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
29548 * tree-vect-transform.c (vectorizable_conversion): New function.
29549 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
29550 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
29552 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
29553 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
29554 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
29555 or ALTIVEC_BUILTIN_VCFSX.
29557 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29560 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
29561 CONST_DOUBLE and operand 0 is a hard register.
29562 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
29563 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
29564 is a hard floating-point register.
29566 2007-02-10 Richard Henderson <rth@redhat.com>
29567 Jakub Jelinek <jakub@redhat.com>
29568 Alexandre Oliva <aoliva@redhat.com>
29570 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
29571 * builtin-types.def (BT_WORD): Make unsigned.
29572 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
29573 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
29574 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
29575 * c-decl.c (grokdeclarator): Don't error if !have_tls.
29576 * c-parser.c (c_parser_omp_threadprivate): Likewise.
29577 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
29579 * expr.c (emutls_var_address): New.
29580 (expand_expr_real_1): Expand emulated tls.
29581 (expand_expr_addr_expr_1): Likewise.
29582 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
29583 * output.h (emutls_finish): Declare.
29584 * toplev.c (compile_file): Call it.
29585 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
29586 address before wrapping in CONST.
29587 * varasm.c (emutls_htab, emutls_object_type): New.
29588 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
29589 (get_emutls_object_name, get_emutls_object_type): New.
29590 (get_emutls_init_templ_addr, emutls_decl): New.
29591 (emutls_common_1, emutls_finish): New.
29592 (assemble_variable): When emulating tls, swap decls; generate
29593 constructor for the emutls objects.
29594 (do_assemble_alias): When emulating tls, swap decl and target name.
29595 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
29597 * varpool.c (decide_is_variable_needed): Look at force_output.
29598 Recurse for emulated tls.
29599 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
29600 with decide_is_variable_needed.
29601 * emutls.c: New file.
29602 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
29603 tls_object for real tls.
29605 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
29607 PR rtl-optimization/29599
29608 * reload1.c (eliminate_regs_in_insn): Take the destination
29609 mode into account when computing the offset.
29611 2007-02-09 Stuart Hastings <stuart@apple.com>
29612 Richard Henderson <rth@redhat.com>
29614 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
29615 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
29616 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
29617 fixuns_truncdfhi2): New.
29618 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
29619 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
29620 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
29621 (floatunssidf2): Allow nonimmediate source.
29622 * config/i386/sse.md (movdi_to_sse): New.
29623 (vec_concatv2di): Drop '*'.
29624 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
29625 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
29626 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
29628 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
29629 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
29630 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
29631 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
29632 (ix86_build_signbit_mask): Fix decl of v, refactor to call
29633 ix86_build_const_vector.
29634 (x86_emit_floatuns): Rewrite.
29636 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29638 * genautomata.c (longest_path_length): Delete unused function.
29639 (struct state): Delete unused longest_path_length.
29640 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
29641 (get_free_state): Delete unused.
29643 2007-02-09 Jan Hubicka <jh@suse.cz>
29645 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
29646 * doc/invoke.texi (inline-unit-growth): Update default value.
29648 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
29649 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
29650 (rebuild_cgraph_edges): Likewise.
29651 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
29652 (dump_cgraph_node): Dump frequencies.
29653 (cgraph_clone_edge): Add frequency scales.
29654 (cgraph_clone_node): Add freuqnecy.
29655 * cgraph.h (cgraph_edge): Add freuqnecy argument.
29656 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
29657 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
29658 * tree-pass.h (TODO_rebuild_frequencies): New constant.
29659 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
29660 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
29661 (save_inline_function_body): Likewise.
29662 * ipa-inline.c: inluce rtl.h
29663 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
29664 (cgraph_edge_badness): Use frequencies.
29665 (cgraph_decide_recursive_inlining): Update clonning.
29666 (cgraph_decide_inlining_of_small_function): Dump frequency.
29667 * predict.c (estimate_bb_frequencies): Export.
29668 * predict.h (estimate_bb_frequencies): Declare.
29669 * tree-inline.c (copy_bb): Watch overflows.
29670 (expand_call_inline): Update call of cgraph_create_edge.
29671 (optimize_inline_calls): Use TODO flags to update frequnecies.
29672 * passes.h: Include predict.h
29673 (init_optimization_passes): Move profile ahead.
29674 (execute_function_todo): Handle TODO_rebuild_frequencies.
29676 2007-02-09 Roger Sayle <roger@eyesopen.com>
29678 * config/alpha/alpha.c (emit_insxl): Force the first operand of
29679 the insbl or inswl pattern into a register.
29681 2007-02-09 Roger Sayle <roger@eyesopen.com>
29683 * config/ia64/ia64.md (bswapdi2): New define_insn.
29685 2007-02-09 Richard Henderson <rth@redhat.com>
29687 * config/i386/constraints.md (Ym): New constraint.
29688 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
29689 (movdi_1_rex64): Split sse and xmm general register moves from
29690 memory move alternatives. Use conditional register constraints.
29691 (movsf_1, movdf_integer): Likewise.
29692 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
29693 (movdf_integer_rex64): New.
29694 (pushsf_rex64): Fix output constraints.
29695 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
29696 (sse2_stored): Likewise.
29697 (sse2_storeq_rex64): New.
29698 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
29699 amd and not generic.
29700 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
29701 for optimize_size. Remove SF/DFmode hack.
29703 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
29705 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
29708 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
29709 Richard Sandiford <richard@codesourcery.com>
29711 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
29712 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
29713 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
29714 m68k/t-mlib to tmake_file.
29715 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
29716 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
29717 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
29718 Allow it to be cf or m68k. Set m68k_arch_family. If that
29719 variable is not empty, add t-$m68k_arch_family to tmake_file.
29720 Add t-mlibs to tmake_file.
29721 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
29722 * config/m68k/t-cf: New file.
29723 * config/m68k/t-m68k: Likewise.
29724 * config/m68k/t-mlibs: Likewise.
29725 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29726 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29727 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
29728 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29729 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
29731 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
29732 (INSTALL_LIBGCC): Delete.
29733 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
29734 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29735 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29736 (M68K_MLIB_CPU): Define.
29737 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29738 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29739 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
29741 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
29742 Richard Guenther <rguenther@suse.de>
29744 PR middle-end/23361
29745 * fold-const.c (fold_comparison): Handle obfuscated comparisons
29746 against INT_MIN/INT_MAX.
29747 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
29748 file if a loop is removed.
29750 2007-02-09 Joseph Myers <joseph@codesourcery.com>
29752 * calls.c (store_one_arg): Pass correct alignment to
29753 emit_push_insn for non-BLKmode values.
29754 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
29755 unaligned stack slot via a suitably aligned slot.
29757 2007-02-08 DJ Delorie <dj@redhat.com>
29759 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
29761 (legal_subregs): Use unsigned char, make const.
29762 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
29764 2007-02-08 Paul Brook <paul@codesourcery.com>
29766 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
29767 special interworking needed.
29769 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
29771 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
29772 conditional to __SSE2__.
29773 (Entries below should have been added to first ChangeLog
29774 entry for amdfam10 dated 2007-02-05)
29775 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
29777 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
29779 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
29782 2007-02-08 DJ Delorie <dj@redhat.com>
29784 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
29785 * config/m32c/m32c.c (legal_subregs): New.
29786 (m32c_illegal_subreg_p): New.
29787 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
29788 unsupported subregs of hard regs.
29790 2007-02-08 Jan Hubicka <jh@suse.cz>
29792 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
29793 the same one; always update histograms.
29795 2007-02-08 Diego Novillo <dnovillo@redhat.com>
29797 * passes.c (init_optimization_passes): Tidy comment.
29799 2007-02-08 Roger Sayle <roger@eyesopen.com>
29801 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
29802 strip zero_extend, bswap and rotates from POCOUNT's argument.
29803 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
29804 zero_extend and rotates from PARITY's argument.
29805 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
29806 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
29807 of an integer constant at compile-time.
29809 2007-02-08 Diego Novillo <dnovillo@redhat.com>
29812 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
29814 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
29817 * tree-ssa-live.c (remove_unused_locals): Do not remove
29818 TREE_ADDRESSABLE variables.
29819 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
29820 * tree-ssa-operands.c (add_virtual_operand): Remove argument
29821 FOR_CLOBBER. Update all users.
29822 If VAR has an associated alias set, add a virtual operand for
29823 it if no alias is found to conflict with the memory reference.
29825 2007-02-07 Jan Hubicka <jh@suse.cz>
29826 Robert Kidd <rkidd@crhc.uiuc.edu>
29828 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
29830 2007-02-07 Ian Lance Taylor <iant@google.com>
29832 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
29834 2007-02-07 Roger Sayle <roger@eyesopen.com>
29836 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
29837 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
29838 tablejumpdi, movsi_to_cr_one): Remove constraints from
29839 define_expand's match_operands.
29841 2007-02-07 Roger Sayle <roger@eyesopen.com>
29843 * global.c (compute_regsets): Move declatation of "i" inside of
29844 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
29846 2007-02-07 Jakub Jelinek <jakub@redhat.com>
29849 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
29850 of INDIRECT_REF <RESULT_DECL>.
29852 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
29854 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
29855 Kaz Kojima <kkojima@gcc.gnu.org>
29858 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
29860 (sh_initialize_trampoline): Add parentheses to avoid a warning.
29862 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
29864 * doc/loop.texi: Document possibility not to perform disambiguation
29865 of loops with multiple latches.
29866 * cfgloopmanip.c (alp_enum_p): Removed.
29867 (add_loop): Handle subloops. Use get_loop_body_with_size.
29868 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
29869 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
29870 the new forwarder block.
29871 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
29872 Handle the case latch is NULL.
29873 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
29874 modifications when marking loop exits.
29875 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
29877 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
29878 disambiguate_loops_with_multiple_latches.
29879 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
29880 before fix_loop_structure.
29881 * cfgloop.c: Include pointer-set.h and output.h.
29882 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
29883 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
29884 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
29885 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
29886 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
29887 disambiguate_multiple_latches, get_loop_body_with_size,
29888 disambiguate_loops_with_multiple_latches): New functions.
29889 (flow_loop_dump): Dump multiple latch edges.
29890 (flow_loop_nodes_find): Handle loops with multiple latches.
29891 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
29892 (glb_enum_p): Modified.
29893 (get_loop_body): Use get_loop_body_with_size.
29894 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
29895 (AVOID_CFG_MODIFICATIONS): New constant.
29896 (disambiguate_loops_with_multiple_latches, add_loop,
29897 get_loop_body_with_size): Declare.
29898 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
29900 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
29902 PR inline-asm/28686
29903 * global.c (compute_regsets): New function.
29904 (global_alloc): Refactored ELIMINABLE_REGSET
29905 and NO_GLOBAL_ALLOC_REGS computation out.
29906 (rest_of_handle_global_alloc): Call compute_regsets()
29907 for non-optimizing case.
29909 2007-02-06 Richard Henderson <rth@redhat.com>
29911 * config/i386/constraints.md (Y2): Rename from Y.
29912 (Yi): New constraint.
29913 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
29914 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
29915 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
29916 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
29917 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
29918 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
29919 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
29920 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
29921 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
29922 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
29923 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
29924 vec_extractv2si_1): Change Y constraints to Y2.
29925 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
29926 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
29927 Change Y constraints to Y2.
29928 (sse2_loadld): Change Y constraints to x.
29930 2007-02-06 Roger Sayle <roger@eyesopen.com>
29932 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
29933 (parity<mode>2): New define_expand using rs6000_emit_parity.
29934 * config/rs6000/rs6000.c (rs6000_emit_popcount,
29935 rs6000_emit_parity): New functions.
29936 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
29937 rs6000_emit_parity): Prototype here.
29939 2007-02-06 Ian Lance Taylor <iant@google.com>
29941 * lower-subreg.c (simple_move_operand): Reject CONST.
29942 (resolve_clobber): Call validate_change rather than directly
29943 assigning to XEXP (pat, 0).
29945 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
29947 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
29948 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
29949 (tree-cfg.o): Remove hashtab.h dependency.
29951 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
29952 (struct ivopts_data): Change niters to pointer_map_t.
29953 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
29954 (niter_for_exit): Create pointer_map on demand. Change for
29956 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
29957 (free_loop_data): Destroy data->niters if created and reset field.
29958 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
29959 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
29961 * tree-ssa-reassoc.c: Include pointer-set.h.
29962 (bb_rank): Change to long *.
29963 (operand_rank): Change to pointer_map_t.
29964 (find_operand_rank): Return long, -1 if not found. Declare as inline.
29965 (insert_operand_rank): Accept long.
29966 (operand_entry_hash, operand_entry_eq): Remove.
29967 (get_rank): Return long. Adjust for changes above.
29968 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
29970 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
29972 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
29973 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
29974 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
29976 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
29977 directly since it cannot be NULL.
29978 (get_vi_for_tree): Rewrite for pointer_map API.
29979 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
29980 (init_alias_vars): Create vi_for_tree as pointer_map.
29981 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
29983 * tree-cfg.c: Don't include hashtab.h.
29984 (edge_to_cases): Declare as pointer_map.
29985 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
29987 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
29988 (start_recording_case_labels): Create edge_to_cases as pointer_map.
29989 (end_recoding_case_labels): Cleanup edge_to_cases manually before
29991 (record_switch_edge): Delete.
29992 (get_cases_for_edge): Adjust for pointer_map API, inline
29993 record_switch_edge (rewritten for new API), remove goto.
29995 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
29997 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
29998 * tree-nested.c: Include pointer-set.h.
29999 (var_map_elt, var_map_eq, var_map_hash): Delete.
30000 (struct nesting_info): Remove GTY marker. Change the two htab_t's
30001 to pointer_map_t's.
30002 (nesting_info_bitmap_obstack): New.
30003 (lookup_field_for_decl): Adjust for pointer_map API.
30004 (lookup_tramp_for_decl): Adjust for pointer_map API.
30005 (get_nonlocal_debug_decl): Adjust for pointer_map API.
30006 (get_local_debug_decl): Adjust for pointer_map API.
30007 (convert_nl_goto_reference): Adjust for pointer_map API.
30008 (convert_nl_goto_receiver): Adjust for pointer_map API.
30009 (create_nesting_tree): Create outside GGC space. Create bitmap on
30010 the new obstack. Create field_map and var_map as pointer_maps.
30011 (free_nesting_tree): Adjust for changes to create_nesting_tree.
30013 (lower_nested_functions): Move root here, no need to NULL it.
30014 Initialize and release the obstack.
30016 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
30018 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
30019 Remove prototypes and make them non-static.
30020 (struct tree_int_map): Remove.
30021 * tree.h (struct tree_int_map): Move here, turning TO into an
30023 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
30025 * tree.h (TREE_COMPLEXITY): Remove.
30026 (struct tree_exp): Remove complexity field.
30027 * tree.c (build1_stat): Don't set it.
30029 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
30030 Victor Kaplansky <victork@il.ibm.com>
30032 * tree-vectorizer.c (vect_is_simple_use): Support induction.
30033 (vect_is_simple_reduction): Support reduction with induction as
30034 one of the operands.
30035 (vect_is_simple_iv_evolution): Fix formatting.
30036 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
30037 formatting. Don't mark induction phis for vectorization.
30038 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
30039 * tree-vect-transform.c (get_initial_def_for_induction): New function.
30040 (vect_get_vec_def_for_operand): Support induction.
30041 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
30043 (vectorizable_reduction): Support reduction with induction as one of
30045 (vectorizable_type_demotion): Use def-type of stmt argument rather
30046 than dummy def-type.
30048 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
30049 flag_tree_scev_cprop.
30050 * common.opt (tree-scev-cprop): New flag.
30052 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
30053 call to vect_get_new_vect_var.
30055 2007-02-06 Ira Rosen <irar@il.ibm.com>
30057 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
30058 vectype is not NULL.
30059 (vect_pattern_recog_1): Likewise.
30061 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30063 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
30064 (fold_negate_expr): Likewise.
30066 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
30069 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
30070 even if cv-qualification is the same.
30072 2007-02-05 Geoffrey Keating <geoffk@apple.com>
30074 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
30075 __enable_execute_stack on completion.
30077 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30079 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
30080 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
30081 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
30082 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
30083 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
30084 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
30085 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
30086 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
30088 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30090 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
30091 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
30092 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
30093 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
30094 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
30095 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
30096 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
30097 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
30098 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
30099 umuldi3_highpart_rex64, umulsi3_highpart_insn,
30100 umulsi3_highpart_zext, smuldi3_highpart_rex64,
30101 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
30102 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
30103 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
30104 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
30105 sqrtextenddfxf2_i387): Added amdfam10_decode.
30107 * config/i386/athlon.md (athlon_idirect_amdfam10,
30108 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
30109 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
30110 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
30111 athlon_ivector_store_amdfam10): New define_insn_reservation.
30112 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
30115 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30117 * config/i386/athlon.md (athlon_call_amdfam10,
30118 athlon_pop_amdfam10, athlon_lea_amdfam10): New
30119 define_insn_reservation.
30120 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
30121 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
30122 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
30124 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30126 * config/i386/athlon.md (athlon_sseld_amdfam10,
30127 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
30128 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
30130 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30132 * config/i386/athlon.md (athlon_sseins_amdfam10): New
30133 define_insn_reservation.
30134 * config/i386/i386.md (sseins): Added sseins to define_attr type
30135 and define_attr unit.
30136 * config/i386/sse.md: Set type attribute to sseins for insertq
30139 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30141 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
30142 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
30143 ssecomi_load_amdfam10, ssecomi_amdfam10,
30144 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
30145 define_insn_reservation.
30146 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
30148 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30150 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
30151 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
30152 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
30153 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
30154 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
30155 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
30156 define_insn_reservation.
30158 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
30159 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
30160 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
30161 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
30162 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
30164 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30166 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
30167 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
30168 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
30169 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
30170 athlon_ssemul_load_k8): Added amdfam10.
30172 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30174 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
30175 (x86_sse_unaligned_move_optimal): New variable.
30177 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
30179 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
30180 for unaligned vector SSE double/single precision loads for AMDFAM10.
30182 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30184 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
30185 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
30186 Define TARGET_CPU_DEFAULT_amdfam10.
30187 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
30188 (processor_type): Add PROCESSOR_AMDFAM10.
30190 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
30191 processor_type in config/i386/i386.h.
30192 Enable imul peepholes for TARGET_AMDFAM10.
30194 * config.gcc: Add support for --with-cpu option for amdfam10.
30196 * config/i386/i386.c (amdfam10_cost): New variable.
30197 (m_AMDFAM10): New macro.
30198 (m_ATHLON_K8_AMDFAM10): New macro.
30199 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
30200 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
30201 x86_promote_QImode, x86_integer_DFmode_moves,
30202 x86_partial_reg_dependency, x86_memory_mismatch_stall,
30203 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
30204 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
30205 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
30206 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
30207 Enable/disable for amdfam10.
30208 (override_options): Add amdfam10_cost to processor_target_table.
30209 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
30210 processor_alias_table.
30211 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
30212 (ix86_adjust_cost): Add code for amdfam10.
30214 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30216 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
30217 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
30218 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
30219 * config/i386/i386.h: Add builtin definition for SSE4A.
30220 * config/i386/i386.md: Add support for ABM instructions
30221 (popcnt and lzcnt).
30222 * config/i386/sse.md: Add support for SSE4A instructions
30223 (movntss, movntsd, extrq, insertq).
30224 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
30225 Add -march=amdfam10 flag.
30226 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
30227 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
30229 * doc/extend.texi: Add documentation for SSE4A builtins.
30231 2007-02-05 Bob Wilson <bob.wilson@acm.org>
30233 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
30235 2007-02-05 Richard Guenther <rguenther@suse.de>
30237 * tree-vectorizer.h (vectorizable_function): Add argument type
30238 argument, change return type.
30239 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
30240 * tree-vect-transform.c (vectorizable_function): Handle extra
30241 argument, return vectorized function decl.
30242 (build_vectorized_function_call): Remove.
30243 (vectorizable_call): Handle calls with result and argument types
30244 differing. Handle loop vectorization factor correctly.
30245 * targhooks.c (default_builtin_vectorized_function): Adjust for
30247 * targhooks.h (default_builtin_vectorized_function): Likewise.
30248 * target.h (builtin_vectorized_function): Add argument type
30250 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
30251 extra argument, allow vectorizing of lrintf.
30252 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
30253 documentation of target hook.
30255 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
30258 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
30259 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
30260 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
30262 2007-02-05 Roger Sayle <roger@eyesopen.com>
30264 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
30265 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
30266 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
30267 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
30268 before canonicalizing sincos to cexpi.
30269 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
30271 2007-02-05 Roger Sayle <roger@eyesopen.com>
30273 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
30274 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
30275 (alpha_init_builtins): Use alpha_add_builtins to process tables.
30277 2007-02-05 Roger Sayle <roger@eyesopen.com>
30279 * mips-tfile.c (initialize_init_file): Correct endianness test.
30281 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
30283 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
30284 the 'y' constraint.
30286 2007-02-05 Richard Sandiford <richard@codesourcery.com>
30288 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
30289 saves in a PARALLEL before the register assignments.
30291 2007-02-05 Richard Sandiford <richard@codesourcery.com>
30293 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
30294 DWARF_FRAME_RETURN_COLUMN to be a general register.
30295 * dwarf2out.c (init_return_column_size): New function, split from...
30296 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
30297 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
30298 to be nongeneral registers.
30299 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
30301 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
30302 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
30304 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
30306 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
30308 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
30310 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
30311 (remove_path): Use can_remove_branch_p and remove_branch instead
30312 of loop_delete_branch_edge.
30313 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
30314 (tree_transform_and_unroll_loop): Remove dead branches immediately.
30315 Update profile using scale_dominated_blocks_in_loop.
30316 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
30317 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
30318 (can_remove_branch_p, remove_branch): Declare.
30319 * tree-cfg.c (tree_can_remove_branch_p): New function.
30320 (tree_cfg_hooks): Add tree_can_remove_branch_p.
30321 * cfgrtl.c (rtl_can_remove_branch_p): New function.
30322 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
30324 2007-02-05 Jan Hubicka <jh@suse.cz>
30326 PR middle-end/30696
30327 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
30328 nodes in cgraph, don't remove offline copy of the function.
30330 2007-02-04 Jan Hubicka <jh@suse.cz>
30332 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
30333 vectors might cause maybe_lookup_element_for_expr to be called
30334 on non-sra-candidate.
30336 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
30338 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
30339 config/bfin/bfin.md, config/bfin/predicates.md: Follow
30340 spelling conventions.
30342 2007-02-04 Richard Guenther <rguenther@suse.de>
30344 PR middle-end/30636
30345 * fold-const.c (try_move_mult_to_index): Make sure to not
30346 overflow one dimension of a multi-dimensional array access.
30348 2007-02-04 Jan Hubicka <jh@suse.cz>
30350 * passes.c (init_optimization_passes): Reindent.
30352 2007-02-04 Jan Hubicka <jh@suse.cz>
30353 Eric Botcazou <ebotcazou@adacore.com>
30355 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
30356 (execute_fixup_cfg): Break out the abnormal goto code.
30357 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
30358 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
30359 (optimize_inline_calls): Call make_nonlocal_label_edges.
30361 2007-02-04 Jan Hubicka <jh@suse.cz>
30363 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
30364 true when something was changed.
30365 (rename_ssa_copies): When something was changed, do
30366 TODO_remove_unused_locals.
30367 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
30368 add TODO_remove_unused_locals when instruction was removed.
30370 2007-02-04 Jan Hubicka <jh@suse.cz>
30372 * ipa-inline.c (try_inline): Improve debug output; work on already
30374 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
30375 call try_inline for already inlined edges too when flattening;
30376 inline also functions that make callee growth but overall unit size
30379 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
30381 * config/m32c/bitops.md, config/m32c/jump.md,
30382 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
30383 config/m32r/m32r.h, config/m32r/m32r.md,
30384 config/m32r/predicates.md, config/m68hc11/larith.asm,
30385 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
30386 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
30387 config/mips/mips-protos.h, config/mips/mips.c,
30388 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
30389 config/mn10300/mn10300.h, config/mn10300/predicates.md,
30390 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
30391 spelling conventions.
30393 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
30394 Follow spelling conventions.
30396 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
30398 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
30399 warn about C++0x compatibility.
30401 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
30403 * config/h8300/h8300.c, config/h8300/h8300.h,
30404 config/h8300/h8300.md: Follow spelling conventions.
30406 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
30408 PR middle-end/30667
30409 * combine.c (try_combine): Do not substitute source operand
30410 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
30412 2007-02-03 Jan Hubicka <jh@suse.cz>
30414 PR gcov-profile/30650
30415 * value-prof.c (stringop_block_profile): Fix handling of size counter;
30416 do not divide by zero for never executed counters.
30417 (tree_find_values_to_profile): Fix counters.
30418 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
30420 2007-02-03 Ian Lance Taylor <iant@google.com>
30422 * lower-subreg.c (simple_move_operand): New static function,
30423 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
30425 (simple_move): Call simple_move_operand.
30426 (find_decomposable_subregs): Add special handling of MEMs.
30427 (can_decompose_p): Rename from cannot_decompose_p. Reverse
30428 meaning of return value. If we see a hard register, test whether
30429 it can store a word_mode value. Change all callers.
30431 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30433 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
30434 ftrapv insns and expanders.
30435 (subdi3): Change define_expand operand 1 to arith11_operand, and
30436 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
30437 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
30438 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
30441 PR middle-end/30174
30442 * varasm.c (notice_global_symbol): Treat global objects as weak when
30443 flag_shlib is true.
30445 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30447 * emit-rtl.c (dconstpi): Delete.
30448 (dconstsqrt2): New.
30449 (init_emit_once): Delete dconstpi and init dconstsqrt2.
30450 * real.h (dconstpi): Delete.
30451 (dconstsqrt2): New.
30452 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
30453 (fold_builtin_hypot): Likewise.
30455 2007-02-03 Tom Tromey <tromey@redhat.com>
30458 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
30459 -gcoff3, -gxcoff3, -gvms3 implies -dD.
30461 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
30463 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
30464 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
30465 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
30466 config/rs6000/cell.md, config/rs6000/darwin.h,
30467 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
30468 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
30469 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
30470 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
30471 typos. Follow spelling conventions.
30472 * doc/invoke.texi: Follow spelling conventions.
30474 2007-02-03 Roger Sayle <roger@eyesopen.com>
30476 * simplify-rtx.c (simplify_relational_operation_1): Implement some
30477 canonicalization transformations that attempt to simplify integer
30478 constant comparisons to become comparisons against zero.
30480 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30482 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
30484 * fold-const.c (fold_binary): Fix comment typos. Fold complex
30485 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
30487 2007-02-02 Mike Stump <mrs@apple.com>
30489 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
30490 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
30491 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
30492 generate a branch island.
30494 2007-02-02 Bob Wilson <bob.wilson@acm.org>
30496 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
30497 (xtensa_legitimate_address_p): New.
30498 (xtensa_legitimize_address): New.
30499 (xtensa_output_addr_const_extra): New.
30500 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
30502 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
30503 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
30504 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
30505 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
30506 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
30507 (xtensa_legitimize_address): New.
30508 (xtensa_output_addr_const_extra): New.
30510 2007-02-02 Steve Ellcey <sje@cup.hp.com>
30512 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
30514 2007-02-02 Ian Lance Taylor <iant@google.com>
30516 * expmed.c (expand_divmod): Add comment.
30518 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
30520 * emit-rtl.c (renumber_insns): Remove.
30521 * flags.h: Remove the extern for flag_renumber_insns.
30522 * rtl.h: Remove the prototype for renumber_insns.
30523 * toplev.c (flag_renumber_insns): Remove.
30525 2007-02-02 Hui-May Chang <hm.chang@apple.com>
30527 Revert for x86 darwin:
30528 2005-06-19 Uros Bizjak <uros@kss-loka.si>
30530 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
30531 code before the following patch under TARGET_MACHO.
30532 (ix86_function_value_regno_p): Likewise.
30534 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30536 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
30539 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
30542 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
30543 loads to general or fp registers. Add comments.
30544 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
30546 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
30548 * pointer-set.c (insert_aux): Only return insertion slot.
30549 (pointer_set_insert): Adjust.
30550 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
30551 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
30552 pointer_map_traverse): New.
30553 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
30554 pointer_map_create, pointer_map_destroy, pointer_map_insert,
30555 pointer_map_contains, pointer_map_traverse): Declare.
30557 2007-02-02 Jakub Jelinek <jakub@redhat.com>
30559 PR middle-end/30473
30560 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
30561 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
30563 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
30565 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
30567 (struct _dep): New type.
30568 (dep_t): New typedef.
30569 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
30570 (DEP_STATUS): New access macro. The macro with the same name was
30571 renamed to DEP_LINK_STATUS.
30572 (dep_init): Declare function
30574 (struct _dep_link): New type.
30575 (dep_link_t): New typedef.
30576 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
30577 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
30578 (DEP_LINK_STATUS): New macro.
30579 (debug_dep_links): New debug function.
30581 (struct _deps_list): New type.
30582 (deps_list_t): New typedef.
30583 (DEPS_LIST_FIRST): New access macro.
30584 (FOR_EACH_DEP_LINK): New cycle macro.
30585 (create_deps_list, free_deps_list, delete_deps_list): Declare
30587 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
30588 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
30589 (copy_deps_list_change_con): Ditto.
30591 (move_dep_link): Declare function.
30593 (struct _dep_node): New type.
30594 (dep_node_t): New typedef.
30595 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
30597 (struct haifa_insn_data.back_deps): New field to hold backward
30598 dependencies of the insn.
30599 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
30601 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
30602 Change its type to deps_list_t.
30603 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
30604 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
30605 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
30607 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
30609 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
30611 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
30613 (dep_cost): Declare.
30615 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
30616 (ds_to_dk, dk_to_ds): New functions.
30618 (init_dep_1): New static function.
30619 (init_dep): New function.
30620 (copy_dep): New static function.
30622 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
30624 (detach_dep_link): New static function.
30625 (move_dep_link): New function.
30627 (dep_links_consistent_p, dump_dep_links): New static functions.
30628 (debug_dep_links): New debugging function.
30630 (deps_obstack, dl_obstack, dn_obstack): New static variables.
30632 (alloc_deps_list, init_deps_list): New static functions.
30633 (create_deps_list): New function.
30634 (clear_deps_list): New static function.
30635 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
30636 (deps_list_consistent_p, dump_deps_list): New static functions.
30637 (debug_deps_list): New function.
30638 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
30640 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
30642 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
30643 use new scheduler dependencies lists.
30644 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
30645 (sched_analyze): Ditto. Initialize dependencies lists.
30646 (add_forw_dep, compute_forward_dependences): Update to use new
30647 scheduler dependencies lists.
30649 (init_dependency_caches): Init deps_obstack.
30650 (free_dependency_caches): Free deps_obstack.
30652 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
30653 new scheduler dependencies lists.
30654 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
30655 (add_back_forw_dep, delete_back_forw_dep): Ditto.
30657 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
30658 Update to use new scheduler dependencies lists.
30659 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
30660 (debug_dependencies): Ditto.
30661 (schedule_region): Update comments.
30663 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
30664 scheduler dependencies lists.
30665 (schedule_ebb): Update comments.
30667 * rtl.def (DEPS_LIST): Remove.
30669 * lists.c (unused_deps_list): Remove.
30670 (free_list): Update assertions.
30672 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
30673 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
30675 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
30676 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
30678 * haifa-sched.c (comments): Update.
30679 (insn_cost1): Remove. Inline the code into insn_cost ().
30680 (insn_cost): Update to use new scheduler dependencies lists. Move
30681 processing of the dependency cost to dep_cost ().
30682 (dep_cost): New function. Use it instead of insn_cost () when
30683 evaluating cost of the dependency. Use compatible interface to
30684 interact with the target.
30685 (priority): Update to use new scheduler dependencies lists.
30686 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
30687 with greater number of insns that depend on the insn.
30688 (schedule_insn): Update to use new scheduler dependencies lists. Add
30689 code to free backward dependencies lists. Inline and optimize code
30690 from resolve_dep () - see PR28071.
30691 (ok_for_early_queue_removal): Update to use new scheduler dependencies
30692 lists. Update call to targetm.sched.is_costly_dependence hook.
30694 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
30695 scheduler dependencies lists.
30697 (resolve_dep): Remove. Move the logic to schedule_insn ().
30698 (init_h_i_d): Initialize dependencies lists.
30700 (process_insn_depend_be_in_spec): Rename to
30701 process_insn_forw_deps_be_in_spec. Update to use new scheduler
30702 dependencies lists.
30703 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
30704 Update to use new scheduler dependencies lists.
30705 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
30707 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
30708 new scheduler dependencies lists.
30709 (build_intra_loop_deps): Ditto.
30711 * target.h (struct _dep): Declare to use in
30712 gcc_target.sched.is_costly_dependence.
30713 (struct gcc_target.sched.adjust_cost): Fix typo.
30714 (struct gcc_target.sched.is_costly_dependence): Change signature to
30715 use single dep_t parameter instead of an equivalent triad.
30716 (struct gcc_target.sched.adjust_cost_2): Remove.
30718 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
30720 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
30722 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
30724 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
30726 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
30727 (REG_DEP_TRUE): Document.
30729 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
30730 Change signature to correspond to the targetm.sched.adjust_cost hook.
30731 Update use in TARGET_SCHED_ADJUST_COST_2.
30732 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
30733 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
30734 new scheduler dependencies lists.
30735 (ia64_gen_check): Ditto.
30737 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
30738 scheduler dependencies lists.
30740 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
30741 signature to correspond to the targetm.sched.is_costly_dependence hook.
30742 (is_costly_group): Update to use new scheduler dependencies lists.
30744 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
30745 instead of INSN_COST () macro.
30747 2007-02-01 Ian Lance Taylor <iant@google.com>
30749 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
30751 2007-02-01 Guy Martin <gmsoft@gentoo.org>
30753 * pa.md (tp_load): Correct mfctl instruction syntax.
30755 2007-02-01 Geoffrey Keating <geoffk@apple.com>
30757 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
30758 altivec_padding_size calculation on AIX. Improve comment, add
30759 assert to verify that it's right.
30761 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
30764 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
30766 PR inline-asm/28686
30767 * global.c (global_alloc): Add mising initialization of
30770 2007-02-01 Roger Sayle <roger@eyesopen.com>
30772 * alias.c (init_alias_analysis): Correct whitespace.
30773 * bb-reorder.c (fix_edges_for_rarely_executed_code,
30774 partition_hot_cold_basic_blocks): Likewise.
30775 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
30776 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
30777 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
30778 fold_builtin_snprintf_chk, fold_builtin_printf,
30779 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
30780 do_mpfr_arg3, do_mpfr_sincos): Likewise.
30781 * cfgcleanup.c (cleanup_cfg): Likewise.
30782 * cfgexpand.c (tree_expand_cfg): Likewise.
30783 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
30784 * function.c (get_next_funcdef_no): Likewise.
30785 * gengtype.c (main): Likewise.
30786 * genmodes.c (main): Likewise.
30787 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
30788 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
30789 * ifcvt.c (noce_emit_move_insn): Likewise.
30790 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
30792 * stor-layout.c (get_best_mode): Likewise.
30793 * tree-ssa-loop-niter.c (get_val_for): Likewise.
30794 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
30795 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
30796 perform_var_substitution, solve_graph): Likewise.
30797 * tree-vrp.c (vrp_finalize): Likewise.
30799 2007-02-01 Ian Lance Taylor <iant@google.com>
30801 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
30802 high part of a paradoxical subreg, return a constant zero.
30804 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
30806 * toplev.c (lang_dependent_init): Call init_set_costs.
30807 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
30809 2007-02-01 Richard Guenther <rguenther@suse.de>
30811 PR middle-end/30656
30812 * fold-const.c (fold_negate_expr): Allow negating a
30813 constant if overflow does not change.
30815 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30817 * doc/c-tree.texi (Expression trees): Improve markup.
30818 * doc/tm.texi (Register Classes, Addressing Modes)
30819 (Floating Point): Fix spacing after abbreviations. Fix some
30822 2007-02-01 Ben Elliston <bje@au.ibm.com>
30824 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
30825 * doc/contrib.texi: Likewise.
30826 * doc/install.texi: Likewise.
30828 2007-01-31 Richard Henderson <rth@redhat.com>
30829 Ian Lance Taylor <iant@google.com>
30831 * lower-subreg.c: New file.
30832 * rtl.def (CONCATN): Define.
30833 * passes.c (init_optimization_passes): Add pass_lower_subreg and
30834 pass_lower_subreg2.
30835 * emit-rtl.c (update_reg_offset): New static function, broken out
30836 of gen_rtx_REG_offset.
30837 (gen_rtx_REG_offset): Call update_reg_offset.
30838 (gen_reg_rtx_offset): New function.
30839 * regclass.c: Revert patch of 2006-03-05, restoring
30841 (clear_reg_info_regno): New function.
30842 * dwarf2out.c (concatn_loc_descriptor): New static function.
30843 (loc_descriptor): Handle CONCATN.
30844 * common.opt (fsplit_wide_types): New option.
30845 * opts.c (decode_options): Set flag_split_wide_types when
30847 * timevar.def (TV_LOWER_SUBREG): Define.
30848 * rtl.h (gen_reg_rtx_offset): Declare.
30849 (reg_scan_update): Declare.
30850 * regs.h (clear_reg_info_regno): Declare.
30851 * tree-pass.h (pass_lower_subreg): Declare.
30852 (pass_lower_subreg2): Declare.
30853 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
30854 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
30855 -fsplit-wide-types.
30856 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
30857 * Makefile.in (OBJS-common): Add lower-subreg.o.
30858 (lower-subreg.o): New target.
30860 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30862 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
30864 2007-01-31 Anatoly Sokolov <aesok@post.ru>
30867 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
30869 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30871 PR middle-end/29335
30872 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
30874 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
30876 * cfgloop.h: Include vec-prim.h.
30877 (enum li_flags): Remove LI_ONLY_OLD.
30878 (loop_iterator): Changed.
30879 (fel_next, fel_init): Iterate over loop tree.
30880 (FOR_EACH_LOOP_BREAK): New macro.
30881 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
30883 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
30884 * modulo-sched.c (sms_schedule): Ditto.
30885 * tree-vectorizer.c (vectorize_loops): Ditto.
30886 * doc/loop.texi: Update information on loop numbering and behavior of
30887 FOR_EACH_LOOP wrto new loops.
30888 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
30889 add_to_evolution_1): Test nestedness of loops instead of comparing
30891 * tree-chrec.c (chrec_fold_plus_poly_poly,
30892 chrec_fold_multiply_poly_poly, chrec_evaluate,
30893 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
30894 reset_evolution_in_loop): Ditto.
30895 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
30897 2007-01-31 Dirk Mueller <dmueller@suse.de>
30899 * c-common.c (warn_about_parentheses): Separate warning about
30900 un-parenthized sequence of comparison operators from the one
30901 which is supposed to warn about x <= y <= z.
30903 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
30905 * optabs.h (enum optab_index): Add new OTI_isinf.
30906 (isinf_optab): Define corresponding macro.
30907 * optabs.c (init_optabs): Initialize isinf_optab.
30908 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
30910 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
30911 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
30913 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
30914 expand_builtin_interclass_mathfn.
30915 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
30916 * config/i386/i386.md (UNSPEC_FXAM): New constant.
30917 (fxam<mode>2_i387): New insn pattern.
30918 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
30919 built-in functions as x87 inline asm.
30921 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30923 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
30925 2007-01-30 Eric Christopher <echristo@apple.com>
30927 * config.gcc: Add geode.
30929 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30931 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
30932 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
30933 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
30934 value-prof.c: Fix comment typos.
30936 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30939 * doc/invoke.texi (Wpointer-arith): Document warning.
30941 2007-01-30 Janis Johnson <janis187@us.ibm.com>
30943 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
30944 the list of discrepancies from the draft TR.
30946 2007-01-30 Dirk Mueller <dmueller@suse.de>
30949 * doc/invoke.texi (-Wreturn-type): Update description to
30950 match new behavior.
30952 2007-01-30 Richard Sandiford <richard@codesourcery.com>
30954 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
30956 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
30958 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
30959 to handle optabs that operate on floating point input argument and
30960 output to integer output.
30961 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
30962 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
30963 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
30964 expand_builtin_interclass_mathfn ().
30965 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
30966 (ilogbsi2): Remove.
30967 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
30968 ilogbl built-in functions as x87 intrinsics.
30970 2007-01-30 Richard Guenther <rguenther@suse.de>
30972 PR middle-end/27657
30973 * dwarf2out.c (reference_to_unused): Query varpool if the
30974 variable was output.
30976 2007-01-30 Richard Guenther <rguenther@suse.de>
30978 PR middle-end/30313
30979 * passes.c (execute_one_pass): Reset in_gimple_form to not
30980 confuse non-unit-at-a-time mode.
30982 2007-01-29 Roger Sayle <roger@eyesopen.com>
30983 Richard Guenther <rguenther@suse.de>
30985 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
30986 avoid undefined behaviour on overflow. Use force_fit_type_double
30987 to construct the constant with the specified TREE_OVERFLOW.
30989 2007-01-29 Janis Johnson <janis187@us.ibm.com>
30991 * config/dfp-bit.c: Add parameterized support for fp exceptions.
30992 * config/dfp-bit.h: Ditto.
30994 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30996 * c-decl.c (pop_scope): Replace warnings with call to
30997 warn_for_unused_label.
30998 * c-common.h (warn_for_unused_label): Declare.
30999 * c-common.c (warn_for_unused_label): Define.
31001 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31003 * tree-optimize.c (update_inlined_to_pointers): Delete unused
31006 2007-01-29 Janis Johnson <janis187@us.ibm.com>
31008 * Makefile.in (USER_H): Remove decfloat.h.
31009 * ginclude/decfloat.h: Delete, moving contents to ...
31010 * ginclude/float.h: Add support for decimal floating point,
31011 guarded by __STDC_WANT_DEC_FP__.
31013 2007-01-29 Mike Stump <mrs@apple.com>
31015 * doc/gccint.texi (Top): Rename Loop Representation to Loop
31016 Analysis and Representation to resolve case insensitive conflict.
31017 * doc/loop.texi (Loop Analysis and Representation): Likewise.
31019 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
31021 * tree.h (struct tree_memory_tag): Add aliases member.
31022 (MTAG_ALIASES): New macro.
31023 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
31024 (add_may_alias): Remove pointer-set. Update for may_aliases being
31026 (mark_aliases_call_clobbered): Update for may_aliases being a
31028 (compute_tag_properties): Ditto.
31029 (create_partition_for): Ditto.
31030 (compute_memory_partitions): Ditto.
31031 (dump_may_aliases_for): Ditto.
31032 (is_aliased_with): Ditto.
31033 (add_may_alias_for_new_tag): Ditto.
31034 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
31035 (compute_is_aliased): New function.
31036 (compute_may_aliases): Call compute_is_aliased).
31037 (init_alias_info): Initialize alias_bitmap_obstack.
31038 (union_alias_set_into): New function.
31039 (compute_flow_sensitive_aliasing): Use union_aliases_into.
31040 (have_common_aliases_p): Rewrite to take two bitmaps and use
31042 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
31043 Update for bitmaps.
31044 (finalize_ref_all_pointers): Update for add_may_alias changes.
31045 (new_type_alias): Ditto.
31046 * tree-flow-inline.h (may_aliases): Return a bitmap.
31047 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
31048 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
31049 may_aliases being a bitmap.
31050 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
31051 may_aliases now returns a bitmap.
31052 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
31054 * tree-ssa-operands.c (add_virtual_operand): Update for
31055 may_aliases being a bitmap.
31057 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
31059 PR tree-optimization/30630
31060 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
31061 variable as changed.
31063 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
31066 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
31067 expanded only once even if an error occurs.
31069 2007-01-29 Ben Elliston <bje@au.ibm.com>
31071 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
31072 (__gcov_average_profiler): Likewise.
31073 (__gcov_ior_profiler): Likewise.
31074 (__gcov_merge_ior): Likewise.
31076 2007-01-28 Jan Hubicka <jh@suse.cz>
31078 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
31079 * value-prof.c (stringop_block_profile): Likewise.
31081 2007-01-28 Jan Hubicka <jh@suse.cz>
31083 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
31084 Add variant handling histograms; add wrapper.
31085 (clear_storage_via_libcall): Export.
31086 (emit_block_move_hints): Break out from ...; add histograms.
31087 (emit_block_move): ... this one.
31088 (clear_storage_hints): Break out from ...; add histograms.
31089 (clear_storage): ... this one.
31090 (set_storage_via_memset): Handle histogram.
31091 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
31092 (clear_storage_hints, clear_storage_via_libcall): Declare.
31093 (set_storage_via_setmem): Update prototype.
31094 * doc/md.texi (movmem, setmem): Document new arguments.
31096 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
31097 Add new histograms.
31098 (stringop_block_profile): New global function.
31099 (tree_stringops_values_to_profile): Profile block size and alignment.
31100 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
31102 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
31103 (stringop_block_profile): Declare.
31104 * builtins.c: Include value-prof.h.
31105 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
31106 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
31107 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
31108 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
31109 * profile.c (instrument_values): Add new counters.
31110 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
31112 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
31113 (tree_init_edge_profiler): Build new profilers.
31114 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
31115 (pass_tree_profile): Add dump.
31116 (tree_profile_hooks): Update.
31117 * Makefile.in (LIBGCOV): Add new constants.
31118 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
31119 __gcov_ior_profiler): New.
31120 * config/i386/i386.md (movmem/setmem expanders): Add new optional
31123 2007-01-28 David Edelsohn <edelsohn@gnu.org>
31125 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
31127 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
31129 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
31130 (tree_unswitch_single_loop): Pass eni_size_weights to
31131 tree_num_loop_insns.
31132 * tree-ssa-loop-manip.c: Include tree-inline.h.
31133 (can_unroll_loop_p): Pass eni_size_weights to
31134 tree_num_loop_insns.
31135 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
31136 Pass eni_size_weights to estimate_num_insns.
31137 * tree.h (init_inline_once): Export.
31138 * toplev.c (backend_init): Call init_inline_once.
31139 * cgraphunit.c (cgraph_process_new_functions,
31140 cgraph_analyze_function): Pass eni_inlining_weights to
31141 estimate_num_insns.
31142 * ipa-inline.c (compute_inline_parameters): Ditto.
31143 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
31144 to estimate_num_insns.
31145 (try_unroll_loop_completely): Pass eni_size_weights to
31146 tree_num_loop_insns.
31147 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
31148 ot estimate_num_insns.
31149 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
31150 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
31151 * tree-inline.c (eni_inlining_weights, eni_size_weights,
31152 eni_time_weights): New variables.
31153 (init_inline_once): Initialize them.
31154 (struct eni_data): Mew.
31155 (estimate_num_insns_1, estimate_num_insns): Use weights.
31156 * tree-inline.h (struct eni_weights_d): New.
31157 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
31158 (estimate_num_insns): Declaration changed.
31159 * cfgloop.h (tree_num_loop_insns): Declaration changed.
31160 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
31161 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
31163 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
31165 * tree-data-ref.c (conflict_fn): Assert that the number of affine
31166 relations in the conflict function is valid.
31168 2007-01-27 Ian Lance Taylor <iant@google.com>
31170 * common.opt: Add fstrict-overflow.
31171 * opts.c (decode_options): Set flag_strict_overflow if -O2.
31172 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
31173 (TYPE_OVERFLOW_UNDEFINED): Define.
31174 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
31176 * tree.h (TYPE_TRAP_SIGNED): Don't define.
31177 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
31178 (fold_negate_expr): Likewise.
31179 (make_range): Likewise.
31180 (extract_muldiv_1): Likewise.
31181 (maybe_canonicalize_comparison): Likewise.
31182 (fold_comparison): Likewise.
31183 (fold_binary): Likewise.
31184 (tree_expr_nonnegative_p): Likewise.
31185 (tree_expr_nonzero_p): Likewise.
31186 * tree-vrp.c (compare_values): Likewise.
31187 (extract_range_from_binary_expr): Likewise.
31188 (extract_range_from_unary_expr): Likewise.
31189 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
31191 (nowrap_type_p): Likewise.
31192 * tree-scalar-evolution.c (simple_iv): Likewise.
31193 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
31194 (build_range_check): Likewise.
31195 (extract_muldiv_1): Likewise.
31196 (fold_comparison): Likewise.
31197 * tree-vrp.c (vrp_int_const_binop): Likewise.
31198 (extract_range_from_unary_expr): Likewise.
31199 * convert.c (convert_to_integer): Likewise.
31200 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
31201 (fold_comparison): Likewise.
31202 (fold_binary): Likewise.
31203 * optabs.c (optab_for_tree_code): Likewise.
31204 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
31205 * simplify-rtx.c (simplify_const_relational_operation): Check
31206 flag_strict_overflow and flag_trapv.
31207 (simplify_const_relational_operation): Likewise.
31208 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
31209 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
31212 2007-01-27 Roger Sayle <roger@eyesopen.com>
31214 * tree.c (tree_fold_gcd): Delete.
31215 * tree.h (tree_fold_gcd): Remove prototype.
31216 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
31217 test whether one constant integer is a multiple of another. Instead
31218 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
31219 * fold-const.c (multiple_of_p): We've determined both TOP and
31220 BOTTOM are integer constants so we can call int_const_binop directly
31221 instead of the more generic const_binop.
31223 2007-01-27 Roger Sayle <roger@eyesopen.com>
31225 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
31226 1*X check that the constant hasn't overflowed, to preserve the
31228 (round_up): Provide an efficient implementation when rouding-up an
31229 INTEGER_CST to a power-of-two.
31231 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31233 * doc/sourcebuild.texi: Add comma for clarity.
31234 * doc/extend.texi: Fix some typos.
31235 * doc/passes.texi: Likewise.
31236 * doc/cppinternals.texi: Likewise.
31237 * doc/c-tree.texi: Likewise.
31238 * doc/tree-ssa.texi: Likewise.
31239 * doc/install.texi: Likewise.
31241 2007-01-27 Jan Hubicka <jh@suse.cz>
31243 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
31244 (pass_sra): Do not require alias information.
31245 * passes.c (init_optimization_passes): Add SRA
31247 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
31249 * tracer.c (rest_of_handle_tracer): We already cleaned
31250 up the CFG in tracer() so don't do it here again.
31251 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
31252 cleanup_cfg here, either. And don't call renumber_insns.
31254 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
31255 and BB_HEAD are in the insn stream here. Instead make sure
31256 that BB_INSN is valid on all insns. Also, do check here that
31257 there are no pending branch predictions...
31258 (rtl_verify_flow_info): ...instead of doing it here. Checks
31259 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
31262 2007-01-26 Roger Sayle <roger@eyesopen.com>
31264 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
31265 function to simplify/factorize operand order canonicalization.
31266 (ix86_fixup_binary_operands): Reorganize using the above function.
31267 (ix86_binary_operator_ok): Likewise.
31269 2007-01-27 Jakub Jelinek <jakub@redhat.com>
31271 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
31272 file scope from optimize_attrs.
31273 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
31275 (optimize_attrs): Clear insn_code_values after freeing it.
31277 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
31279 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
31280 a parts.base assignment.
31282 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
31284 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
31285 (compute_subscript_distance, initialize_data_dependence_relation,
31286 finalize_ddr_dependent, analyze_ziv_subscript,
31287 analyze_siv_subscript_cst_affine,
31288 compute_overlap_steps_for_affine_univar,
31289 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
31290 analyze_siv_subscript, analyze_miv_subscript,
31291 analyze_overlapping_iterations, subscript_dependence_tester_1,
31292 compute_self_dependence, free_dependence_relation): Work
31293 with affine_fn instead of chrecs.
31294 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
31295 common_affine_function, affine_function_base,
31296 affine_function_constant_p, affine_fn_op, affine_fn_plus,
31297 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
31298 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
31299 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
31300 (all_chrecs_equal_p): Removed.
31301 * tree-data-ref.h (affine_fn, conflict_function): New types.
31302 (struct subscript): Change type of conflicting_iterations_in_a
31303 and conflicting_iterations_in_b.
31305 2007-01-26 Steve Ellcey <sje@cup.hp.com>
31308 * config/pa/pa.h (TARGET_HPUX_11): New.
31309 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
31310 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
31312 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
31313 Richard Guenther <rguenther@suse.de>
31315 * tree-ssa-structalias.c (solve_graph): Handle case
31316 we merged the variable to another.
31318 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31320 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
31323 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
31324 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
31326 2007-01-25 DJ Delorie <dj@redhat.com>
31328 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
31329 allow changes to modes which don't fit in those registers.
31331 * reload1.c (choose_reload_regs): Check for invalid subregs before
31332 computing their locations, not after.
31334 2007-01-25 Geoffrey Keating <geoffk@apple.com>
31337 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
31338 save Altivec registers in an eh_return function.
31339 (compute_vrsave_mask): Likewise.
31340 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
31341 for saving Altivec registers.
31342 (rs6000_emit_prologue): Don't allocate stack twice in
31343 eh_return function. Correct expected value of altivec_save_offset
31344 when using save_world. Describe save of R0 to stack when using
31345 save_world. Describe stack pointer adjustment when using
31346 save_world. Remove duplicated eh_return parameter register saving.
31347 Update sp_offset variable after save_world.
31348 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
31350 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
31351 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
31354 2007-01-25 Steve Ellcey <sje@cup.hp.com>
31356 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
31358 2007-01-25 Steve Ellcey <sje@cup.hp.com>
31361 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
31362 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
31364 2007-01-25 Richard Guenther <rguenther@suse.de>
31366 * doc/invoke.texi (-Wcoverage-mismatch): Document.
31367 * common.opt (-Wcoverage-mismatch): New warning option.
31368 * coverage.c (get_coverage_counts): Ignore coverage mismatch
31369 if -Wcoverage-mismatch is given.
31371 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
31373 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
31374 (ipcp_driver): Change to static definition.
31375 Add dumping of the ifunctions.
31376 (constant_val_insert): Remove unused parameter. Support for SSA.
31377 (ipcp_propagate_const): Support for SSA.
31378 (ipcp_profile_bb_print): Print only analyzed nodes.
31379 (ipcp_replace_map_create): Remove support for Fortran constant
31381 * ipa-prop.c (ipa_method_modify_stmt,
31382 ipa_callsite_compute_param): Support for SSA.
31383 * ipa-prop.h (ipcp_driver): Remove declaration.
31384 (IS_VALID_TREE_MAP_INDEX): Add define.
31386 2007-01-24 Geoffrey Keating <geoffk@apple.com>
31388 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
31390 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31392 PR middle-end/30447
31393 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
31394 constant argument to cabs and do it without checking for
31395 -funsafe-math-optimizations.
31397 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
31399 * c-common.h (RID_FIRST_CXX0X): New.
31400 (RID_LAST_CXX0X): New.
31401 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
31403 * c.opt (Wc++0x-compat): New.
31404 * doc/invoke.texi (-Wc++0x-compat): Document.
31406 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31408 * builtins.c (fold_builtin_carg): New.
31409 (fold_builtin_1): Use it.
31411 2007-01-24 Jan Hubicka <jh@suse.cz>
31413 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
31415 * ipa-inline.c (initial_insns, max_insns): Delete.
31416 (compute_max_insns): New function.
31417 (cgraph_decide_inlining_of_small_function): Use it; take minimal
31418 amount of insns as base for code growth.
31419 (cgraph_decide_inlining): Make initial_insns local; do not compute
31421 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
31422 * doc/invoke.texi (inline-unit-growth): Update docs.
31424 2007-01-24 Jakub Jelinek <jakub@redhat.com>
31426 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
31427 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
31428 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
31429 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
31430 for CPUs that have PTA_CX16 set.
31432 PR middle-end/27416
31433 * gimplify.c (omp_check_private): New function.
31434 (gimplify_scan_omp_clauses): Use it for
31435 firstprivate/lastprivate/reduction.
31437 PR middle-end/30494
31438 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
31439 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
31441 PR middle-end/30421
31442 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
31443 If lower_lastprivate_clauses emits some statements, append them
31444 to dlist rather than body_p and to body_p append an initializer.
31445 (lower_omp_for): Adjust caller.
31447 2007-01-24 Steve Ellcey <sje@cup.hp.com>
31449 * target.h (globalize_decl_name): New.
31450 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
31451 * output.h (default_globalize_decl_name): New.
31452 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
31454 (globalize_decl): Ditto.
31455 (default_globalize_decl_name): New.
31456 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
31457 (ia64_handle_version_id_attribute): New.
31458 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
31459 (ia64_asm_output_external): Use globalize_decl_name instead
31460 of globalize_label.
31461 * doc/extend.texi (version_id): New pragma.
31462 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
31464 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
31466 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
31467 _uleb128_t and _Unwind_SWord with _sleb128_t.
31468 * unwind-dw2.c (extract_cie_info, execute_stack_op,
31469 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
31471 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
31472 * unwind-pe.h (read_uleb128, read_sleb128,
31473 read_encoded_value_with_base): Likewise.
31474 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
31476 2007-01-24 Richard Guenther <rguenther@suse.de>
31478 * builtins.c (expand_builtin_cexpi): Get the fndecl
31479 for cexp in the correct way.
31481 2007-01-24 Jan Hubicka <jh@suse.cz>
31483 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
31486 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
31488 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
31489 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
31490 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
31491 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
31492 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
31493 __SIZEOF_PTRDIFF_T__.
31494 * doc/cpp.texi: Documentation for the new builtin macros added.
31496 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
31498 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
31499 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
31500 instead of operands[2] to avoid access past the end of array.
31502 2007-01-24 Richard Sandiford <richard@codesourcery.com>
31504 * reload1.c (emit_reload_insns): Pass the reload register
31505 for a non-spill output reload through forget_old_reloads_1.
31507 2007-01-23 Joseph Myers <joseph@codesourcery.com>
31509 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
31510 _SOFT_DOUBLE if doubles use software floating-point.
31511 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
31512 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
31513 * config/rs6000/darwin-ldouble.c: Also compile functions for
31514 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
31515 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
31516 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
31517 commented-out long double override.
31518 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
31519 * config/rs6000/eabispe.h: Likewise.
31520 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
31521 long double for non-SPE.
31522 (rs6000_handle_option): Likewise.
31523 (invalid_e500_subreg): Disallow more subregs involding DImode,
31524 DFmode, TImode or TFmode.
31525 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
31527 (legitimate_lo_sum_address_p): Also check for TFmode for E500
31529 (rs6000_legitimize_address): Also handle TFmode for E500 double.
31530 (rs6000_legitimize_reload_address): Also handle TFmode for E500
31532 (rs6000_legitimate_address): Also check for TFmode for E500
31534 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
31535 (spe_build_register_parallel): Handle TFmode and TCmode.
31536 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
31538 (function_arg): Handle TFmode and TCmode for E500 double.
31539 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
31541 (print_operand): Handle TFmode and TImode for %y.
31542 (rs6000_generate_compare): Handle TFmode comparisons for E500
31544 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
31545 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
31546 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
31547 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
31548 TFmode for E500 double.
31549 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
31550 (floatsidf2): Enable for E500 double.
31551 (movtf_softfloat): Use rs6000_nonimmediate_operand.
31552 (extenddftf2): Change to extenddftf2_fprs.
31553 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
31554 depending on TARGET_E500_DOUBLE.
31555 (extendsftf2): Enable for E500 double.
31556 (trunctfdf2): Enable for E500 double.
31557 (trunctfsf2): Change to trunctfsf2_fprs.
31558 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
31559 depending on TARGET_E500_DOUBLE.
31560 (floatsitf2): Enable for E500 double.
31561 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
31562 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
31563 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
31564 (negtf2): Change to negtf2_internal.
31565 (negtf2): New expander.
31566 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
31567 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
31568 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
31569 (movdi_internal32): Use rs6000_nonimmediate_operand.
31570 (unnamed splitter): Likewise.
31571 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
31572 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
31573 (SPE64TF, DITI): New mode macros.
31574 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
31577 (frob_<mode>_di_2): New.
31578 (frob_tf_di_8_2): New.
31579 (frob_di_df): Change to frob_di_<mode>; allow more modes.
31581 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
31583 (frob_ti_<mode>_8_2): New.
31584 (frob_ti_tf_2): New.
31585 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
31586 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
31588 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
31589 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
31590 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
31591 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
31592 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
31593 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
31596 2007-01-23 Ian Lance Taylor <iant@google.com>
31598 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
31600 (OBJS-archive): Reformat, alphabetize.
31601 (OBJS): Change out_object_file to OBJS-md.
31603 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
31605 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
31606 JUMP_P and CALL_P predicates where applicable.
31607 * config/i386/i386.c: Ditto.
31608 * config/i386/i386.md: Ditto.
31609 * config/i386/mmx.md: Ditto.
31610 * config/i386/predicates.md: Ditto.
31612 2007-01-22 Andreas Schwab <schwab@suse.de>
31614 * config/m68k/m68k.h: Fix comment.
31616 2007-01-22 Jan Hubicka <jh@suse.cz>
31618 * passes.c (init_optimization_passes): Do not rerun
31619 pass_early_warn_uninitialized.
31621 2007-01-22 Richard Guenther <rguenther@suse.de>
31623 PR tree-optimization/30038
31624 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
31626 (execute_cse_sincos_1): Likewise.
31627 (execute_cse_sincos): Likewise.
31628 (gate_cse_sincos): Likewise.
31629 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
31630 the cexpi() canonicalization of sincos().
31631 * tree-pass.h (pass_cse_sincos): Declare.
31632 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
31634 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
31636 PR rtl-optimization/29329
31637 * combine.c (replaced_rhs_insn): Rename to i2mod.
31638 (replaced_rhs_value): Rename to i2mod_new_rhs.
31639 (i2mod_old_rhs): New global variable.
31640 (combine_instructions): Adjust for above change. Save a copy of
31641 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
31642 note are substituted in the second instruction.
31643 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
31644 ditch the note if it pertains to the second eliminated register
31645 and this register is mentioned in i2mod_old_rhs.
31648 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
31650 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
31651 the insn to which the note was originally attached.
31653 2007-01-21 Jan Hubicka <jh@suse.cz>
31655 * ipa-inline.c (inlining_mode): Comment, move up.
31656 (cgraph_decide_inlining_incrementally): Do not perform inlining
31657 itself; fix handling of flattening of self recursive functions.
31658 (cgraph_find_cycles): Remove.
31659 (cgraph_flatten_node): Remove.
31660 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
31661 (try_inline): New function.
31662 (cgraph_early_inlining): Update call of
31663 cgraph_decide_inlining_incrementally. Apply inlining here.
31664 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
31666 2007-01-21 Dirk Mueller <dmueller@suse.de>
31669 * tree-vrp.c (check_array_bounds): do not warn
31670 about ADDR_EXPR's of ARRAY_REF's which are immediately
31671 used in binary expressions.
31673 2007-01-21 Ira Rosen <irar@il.ibm.com>
31675 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
31676 read_write_dep and macros for its access.
31677 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
31678 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
31679 argument, call vect_check_interleaving for every independent pair of
31680 data-refs. Mark loads that access the same memory location as a store
31682 (vect_check_dependences): Remove.
31683 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
31684 call, fix the call to vect_analyze_data_ref_dependence.
31685 (vect_analyze_data_ref_access): For statements that access the same
31686 data-ref, check that they are not stores; for loads, check that there
31687 is no store that access the same location.
31689 2007-01-20 Roger Sayle <roger@eyesopen.com>
31690 Joseph Myers <joseph@codesourcery.com>
31692 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
31693 (-fdump-rtl-stack): Likewise.
31694 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
31695 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
31696 (-mpt-fixed): Use @minus{} for minus sign.
31697 (Using Precompiled Headers): Fix under/overfull hbox.
31699 2007-01-20 Jan Hubicka <jh@suse.cz>
31701 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
31702 place within annotation.
31704 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31706 * pa.c (output_move_double): Change array size of xoperands to 4.
31708 2007-01-20 Jan Hubicka <jh@suse.cz>
31710 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
31713 2007-01-19 Ian Lance Taylor <iant@google.com>
31715 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
31716 constant to unsigned HOST_WIDE_INT before negating.
31718 2007-01-19 Ian Lance Taylor <iant@google.com>
31720 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
31722 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
31723 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
31724 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
31725 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
31726 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
31727 (realloc_vdef, realloc_vuse): Change second parameter to
31729 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
31730 fields to unsigned.
31731 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
31732 unsigned. Change x and lim locals to unsigned.
31733 (realloc_vdef, realloc_vuse): Change num_elem parameter to
31735 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
31736 (copy_virtual_operands): Change i and n locals to unsigned.
31738 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31740 PR middle-end/29335
31741 * builtins.c (fold_builtin_1): Handle builtin fdim.
31743 2007-01-20 Jan Hubicka <jh@suse.cz>
31745 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
31746 * tree-ssa-structalias.c (compute_points_to_sets): Do call
31747 init_alias_heapvars.
31748 (init_alias_heapvars): Initialize only when not already initialized.
31749 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
31751 2007-01-19 Roger Sayle <roger@eyesopen.com>
31753 * common.opt (fsigned-zeros): New command line option.
31754 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
31755 of flag_unsafe_math_optimizations.
31756 * opts.c (set_fast_math_flags): The -ffast-math command line option
31757 implies -fno-signed-zeros.
31758 (fast_math_flags_set_p): Likewise.
31760 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
31761 the documentation of -ffast-math appropriately. Wrap long lines.
31763 2007-01-19 Steve Ellcey <sje@cup.hp.com>
31765 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
31766 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
31768 2007-01-19 Tomas Bily <tbily@suse.cz>
31770 * cgraphunit.c (cgraph_finalize_function): Updating of pid
31772 (tree_init_ic_make_global_vars): New function
31773 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
31774 (tree_gen_ic_profiler): New function
31775 (tree_gen_ic_func_profiler): New function
31776 (tree_profiling): Added calling of tree_gen_ic_func_profiler
31777 (tree_profile_hooks): Added hook for indirec/virtual calls
31778 * value-prof.c (tree_find_values_to_profile): New case for
31780 (tree_values_to_profile): Call for determining indirect/virtual
31782 (tree_indirect_call_to_profile): New function
31783 (tree_ic_transform): New function
31784 (tree_ic): New function
31785 (find_func_by_pid): New function
31786 (init_pid_map): New function
31787 (tree_value_profile_transformations): Added check for
31788 indirect/virtual call transformation
31789 * value-prof.h (enum hist_type): New counter type for
31790 indirect/virtual calls
31791 (profile_hooks): Added new hook for profiling indirect/virtual
31793 * profile.c (instrument_values): New case for indirect/virtual
31795 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
31796 (GCOV_COUNTER_V_INDIR): New counter type
31797 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
31798 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
31800 * cgraph.c: Definition of cgraph_max_pid
31801 (cgraph_create_node): Default init of pid attribute
31802 * cgraph.h: Declaration of cgraph_max_pid
31803 (struct cgraph_node): Added pid attribute
31804 * libgcov.c (__gcov_indirect_call_profiler): New function
31805 (__gcov_one_value_profiler_body): New function
31806 (__gcov_one_value_profiler): Body was moved to
31807 __gcov_one_value_profiler_body and calls it
31809 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
31811 * doc/gty.texi (Options): Document the mark_hook option to GTY.
31812 * gengtype.c (write_types_data, write_func_for_structure,
31813 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
31814 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
31815 (walk_type, write_func_for_structure): Generate the mark_hook if
31818 2007-01-19 Jan Hubicka <jh@suse.cz>
31820 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
31821 'early' argument take inlining mode argument specifying whether to
31822 inline for size/speeed or all functions; add support for flattening;
31824 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
31826 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31829 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
31830 the name of the declared identifier.
31832 2007-01-19 Dirk Mueller <dmueller@suse.de>
31834 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
31835 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
31836 duplicate evaluation.
31838 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
31840 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
31841 Macroize expander using X87MODEF12 mode macro. Extend operand 1
31842 to XFMode, use acosxf2 and truncate result to requested mode.
31843 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
31844 (asin<mode>2): Similarly, with asin expanders.
31845 (*fscalexf4_i387): Rename from *fscalexf4.
31846 (expNcorexf3): New expander.
31847 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
31848 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
31849 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
31850 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
31851 patterns for SSE math.
31852 (exp10<mode>2): Similarly, with exp10 expanders.
31853 (exp2<mode>2): Similarly, with exp2 expanders.
31854 (expm1<mode>2): Similarly, with expm1 expanders.
31855 (ldexp<mode>3): Similarly, with ldexp expanders.
31856 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
31857 Use gen_truncxf<mode>2_i387_noop to truncate result.
31859 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31861 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
31862 for ColdFire targets.
31864 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
31865 Richard Sandiford <richard@codesourcery.com>
31867 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
31868 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
31869 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
31870 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
31871 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31872 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31874 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31876 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
31877 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
31878 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
31879 (*adddi_dilshr32_cf): New pattern.
31880 (adddi3, subdi3): Remove first alternatives.
31882 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31884 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
31885 implemented using move.l, do not use its cc result for floating-point
31888 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31890 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
31891 from accepting 's' constraints if flag_pic.
31893 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31895 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
31896 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
31897 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
31898 condition from TARGET_68881 to TARGET_HARD_FLOAT.
31900 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
31902 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
31903 ColdFire alternatives.
31904 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
31905 * config/m68k/m68k.md (clzsi2): Define for ColdFire
31906 architectures that support ff1 instruction.
31908 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31909 Julian Brown <julian@codesourcery.com>
31911 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
31912 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
31913 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
31916 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31918 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
31920 (output_move_const_into_data_reg, output_move_simode_const): Delete.
31921 * config/m68k/m68k.c (const_method, const_int_cost): Take a
31922 HOST_WIDE_INT instead of an rtx.
31923 (m68k_rtx_costs): Update call accordingly.
31924 (output_move_const_into_data_reg): Likewise. Fix formatting.
31925 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
31927 (output_move_simode_const): Update calls after above changes.
31928 Rework to use automatic variables and predicates like MEM_P.
31929 * config/m68k/m68k.md (pushexthisi_const): Update call to
31932 2007-01-19 Dirk Mueller <dmueller@suse.de>
31934 * tree-ssa-alias.c (perform_var_substitution): Fix typo
31935 in dump_flags test.
31937 2007-01-19 Richard Guenther <rguenther@suse.de>
31939 * builtins.c (expand_builtin_cexpi): Fall back to expanding
31940 via cexp in case sincos is not available.
31942 2007-01-19 Richard Guenther <rguenther@suse.de>
31944 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
31945 * defaults.h (TARGET_HAS_SINCOS): Default to off.
31946 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
31947 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
31948 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
31949 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
31950 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
31951 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
31953 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
31955 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
31957 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
31958 (atan2xf3): Directly generate RTL pattern.
31959 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
31960 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
31961 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31962 disable patterns for SSE math.
31963 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
31964 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
31965 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31966 disable patterns for SSE math.
31968 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
31970 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
31972 2007-01-18 Roger Sayle <roger@eyesopen.com>
31974 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
31975 VIEW_CONVERT_EXPR to the same type as it's operand.
31977 2007-01-18 David Edelsohn <edelsohn@gnu.org>
31979 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
31980 configured for long double 128.
31982 2007-01-18 Mike Stump <mrs@apple.com>
31984 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
31987 2007-01-18 Michael Meissner <michael.meissner@amd.com>
31989 * config/i386/i386.c (ix86_compute_frame_layout): Make fprintf's
31990 in #if 0 code type correct.
31992 2007-01-18 Jan Hubicka <jh@suse.cz>
31994 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
31995 greater than NUM_VOP_FREE_BUCKETS.
31997 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
31999 * tree-ssa-structalias.c: Update comments.
32000 (ptabitmap_obstack): Removed.
32001 (pta_obstack): New.
32002 (oldpta_obstack): Ditto.
32003 (stats): Add a few members.
32004 (struct variable_info): Remove node, complex, address_taken, and
32005 indirect_target members. Add oldsolution member.
32006 (new_var_info): Do not initialize removed members.
32007 (constraint_expr_type): Remove INCLUDES.
32008 (constraint_graph): Add size, implicit_preds, rep,
32009 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
32010 (FIRST_REF_NODE): New macro.
32011 (LAST_REF_NODE): Ditto.
32012 (FIRST_ADDR_NODE): Ditto.
32013 (find): New function.
32015 (dump_constraint): Do not handle INCLUDES.
32016 (insert_into_complex): Do not insert duplicate constraints.
32017 (condense_varmap_nodes): Renamed and rewritten into ...
32018 (merge_node_constraints): This. Also fix bug in handling of
32019 offseted copy constraints.
32020 (clear_edges_for_node): No longer need to deal with preds at all,
32021 or removing associated preds/succs.
32022 (merge_graph_nodes): Deal with indirect_cycles.
32023 Don't deal with predecessors.
32024 (add_implicit_graph_edge): New function.
32025 (add_pred_graph_edge): Ditto.
32026 (add_graph_edge): Don't deal with predecessors.
32027 (build_constraint_graph): Removed.
32028 (build_pred_graph): New function.
32029 (build_succ_graph): Ditto.
32030 (struct scc_info): Removed in_component. Added roots, dfs, and
32031 node_mapping. Remove visited_index, unification_queue.
32032 (scc_visit): Deal with union-find we do now.
32033 Deal with cycles with REF nodes.
32034 (collapse_nodes): Renamed and rewritten to ...
32035 (unify_nodes): This.
32036 (process_unification_queue): Removed.
32037 (topo_visit): Cleanup
32038 (do_da_constraint): Use find.
32039 (do_sd_constraint): Ditto.
32040 (do_ds_constraint): Ditto.
32041 (do_complex_constraint): Ditto.
32042 (init_scc_info): Update for removed and added members.
32043 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
32044 (find_indirect_cycles): This.
32045 (equivalence_class): New variable.
32046 (label_visit): New function.
32047 (perform_variable_substitution): Rewritten.
32048 (free_var_substitution_info): New function.
32049 (find_equivalent_node): Ditto.
32050 (move_complex_constraints): Ditto.
32051 (eliminate_indirect_cycles): Ditto.
32052 (solve_graph): Only propagate changed bits.
32053 Use indirect cycle elimination.
32055 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
32056 (tree_id_eq): Renamed to ...
32057 (tree_vi_eq): This. Update for member change
32058 (insert_id_for_tree): Renamed and rewritten to ...
32059 (insert_vi_for_tree): This.
32060 (lookup_id_for_tree): Renamed and rewritten to ...
32061 (lookup_vi_for_tree): This.
32062 (get_id_for_tree): Renamed and rewritten to ...
32063 (get_vi_for_tree): Ditto.
32064 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
32065 (process_constraint): Don't handle INCLUDES.
32066 Remove special ADDRESSOF case.
32067 (find_func_aliases): Rewrite to use vi functions instead of id
32069 (create_function_info_for): Ditto.
32070 (create_variable_info_for): Ditto.
32071 (intra_create_variable_infos): Ditto.
32072 (merge_smts_into): Ditto.
32073 (find_what_p_points_to): Ditto.
32074 (init_base_vars): Ditto.
32075 (init_alias_vars): Ditto.
32076 (remove_preds_and_fake_succs): New function.
32077 (dump_sa_points_to_info): Dump new stats.
32078 (dump_solution_for_var): Use find.
32079 (set_used_smts): Fix formatting.
32080 (compute_points_to_sets): Updated for new functions.
32081 (ipa_pta_execute): Ditto.
32083 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
32084 Richard Sandiford <richard@codesourcery.com>
32086 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
32088 * calls.c (expand_call): If the return value is a PARALLEL,
32089 extract its first member.
32090 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
32091 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
32092 use FUNCTION_EXTRA_EPILOGUE.
32093 (m68k_function_value): Return a PARALLEL if the return value
32094 is of a pointer type.
32095 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
32096 (FUNCTION_EXTRA_EPILOGUE): Remove.
32097 * config/m68k/m68k.md (D0_REG): New constant.
32099 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
32101 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
32102 output a NOP for empty epilogues.
32104 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32106 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
32107 before function. Extend register save check to include all
32108 registers, not just integer ones.
32110 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
32112 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
32113 (m68k_use_return_insn): ...this.
32114 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
32115 * config/m68k/m68k.c (use_return_insn): Rename to...
32116 (m68k_use_return_insn): ...this.
32117 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
32118 of USE_RETURN_INSN.
32120 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
32122 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
32123 nearest even, fix denormal rounding overflow.
32125 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32127 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
32128 f%$smove and f%$move.
32129 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
32130 (extendsfdf2_cf): Use fdmove instead of f%&move.
32131 (truncdfsf2_cf): Use fsmove instead of f%$smove.
32132 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
32134 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32136 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
32139 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32141 * real.h (real_format): Add a canonical_nan_lsbs_set field.
32142 (coldfire_single_format): Declare.
32143 (coldfire_double_format): Likewise.
32144 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
32145 of qnan_msb_set to determine the lower bits of a canonical
32147 (encode_ieee_double): Likewise.
32148 (encode_ieee_quad): Likewise.
32149 (ieee_single_format): Initialize canonical_nan_lsbs_set.
32150 (mips_single_format): Likewise.
32151 (ieee_double_format): Likewise.
32152 (mips_double_format): Likewise.
32153 (ieee_extended_motorola_format): Likewise.
32154 (ieee_extended_intel_96_format): Likewise.
32155 (ieee_extended_intel_128_format): Likewise.
32156 (ieee_extended_intel_96_round_53_format): Likewise.
32157 (ibm_extended_format): Likewise.
32158 (mips_extended_format): Likewise.
32159 (ieee_quad_format): Likewise.
32160 (mips_quad_format): Likewise.
32161 (vax_f_format): Likewise.
32162 (vax_d_format): Likewise.
32163 (vax_g_format): Likewise.
32164 (i370_single_format): Likewise.
32165 (i370_double_format): Likewise.
32166 (decimal_single_format): Likewise.
32167 (decimal_double_format): Likewise.
32168 (decimal_quad_format): Likewise.
32169 (c4x_single_format): Likewise.
32170 (c4x_extended_format): Likewise.
32171 (real_internal_format): Likewise.
32172 (coldfire_single_format): New real_format.
32173 (coldfire_double_format): Likewise.
32174 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
32175 canonical_nan_lsbs_set.
32176 (pdp11_d_format): Likewise.
32177 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
32178 if TARGET_COLDFIRE_CPU.
32180 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32182 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
32183 (output_call, m68k_legitimize_call_address): Declare.
32184 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
32185 parenthesees. Add support for a 'W' constraint.
32186 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
32187 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
32188 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
32189 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
32191 (override_options): Initialize them. Do not set flag_no_function_cse
32192 for TARGET_ID_SHARED_LIBRARY.
32193 (m68k_output_pic_call): Delete.
32194 (m68k_legitimize_call_address): New function.
32195 (print_operand): Remove the %o prefix. Handle the %p prefix.
32196 (output_call): New function.
32197 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
32198 target address from the GOT if symbolic jumps are not allowed.
32199 * config/m68k/m68k.md (call, general_operand): Do not set
32200 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
32201 Merge separate flag_pic and !flag_pic define_insns into...
32202 (*call, *call_value): ...these new patterns. Match the address
32203 rather than the containing MEM and require it to be a call_operand.
32204 Use output_call to generate the asm template.
32205 * config/m68k/predicates.md (const_call_operand): New predicate.
32206 (call_operand): Likewise.
32208 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
32210 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
32211 (STACK_GROWS_DOWNWARD): Define to 1.
32212 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
32213 comments, emphasizing that these values are only defaults.
32214 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
32215 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
32217 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32219 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
32221 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
32222 Richard Sandiford <richard@codesourcery.com>
32224 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
32225 (FP_REGNO_P): New macros.
32226 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
32227 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
32228 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
32229 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
32231 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
32233 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
32234 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
32236 * config/m68k/t-floatlib: New file, extracting common code from...
32237 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
32238 * config/m68k/t-uclinux: Here.
32239 * config/m68k/fpgnulib.c: Do not compile extendeed precision
32240 routines on ColdFire targets.
32242 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
32244 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
32245 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
32246 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
32247 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
32248 explicitly set MOTOROLA to 1.
32249 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
32251 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32252 Nathan Sidwell <nathan@codesourcery.com>
32254 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
32255 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
32256 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
32257 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
32258 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
32259 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
32260 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
32261 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
32262 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
32263 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
32264 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
32265 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
32266 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
32267 (DBX_REGISTER_NUMBER): Delete.
32268 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
32269 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
32270 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
32272 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32274 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
32275 * config/flat.h: New file.
32276 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
32277 OBJECT_FORMAT_FLAT.
32278 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
32279 indirect references for -msep-data or -mid-shared-library.
32280 Do not use PC-relative code addresses either.
32281 * config/m68k/m68k.c (override_options): Restrict -fPIC error
32283 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
32284 for shared libraries and crt1.o for executables. Use crti.o and
32286 (ENDFILE_SPEC): Use crtend.o and crtn.o.
32287 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
32288 Do not add -elf2flt or -shared-lib-id options here.
32289 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
32290 Pass -shared-lib-id if -mid-shared-library, taking the library
32291 identifier from -mshared-library-id if given, otherwise
32293 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
32294 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
32295 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
32296 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
32297 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
32298 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
32300 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
32301 jump sequence for ISA A and ISA A+.
32302 (PICJUMP): Likewise.
32304 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32306 * config.gcc (m68k-*-uclinux*): Base the port on the common
32307 and m68k GNU/Linux files rather than on the generic ELF ones.
32308 * config/m68k/uclinux.h (TARGET_VERSION): Override.
32309 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
32311 2007-01-18 Julian Brown <julian@codesourcery.com>
32312 Richard Sandiford <richard@codesourcery.com>
32314 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
32315 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
32316 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
32318 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
32319 80 unconditionally.
32320 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
32322 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32324 * doc/install.texi: Document m68k-uclinuxoldabi.
32325 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
32326 * config/m68k/uclinux-oldabi.h: New file, copied from
32327 config/m68k/uclinux.h.
32329 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
32331 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
32332 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
32333 (m32r_compute_frame_size): Use unsigned for regno.
32334 (m32r_reload_lr): Use gen_frame_mem.
32336 (m32r_output_function_epilogue): Don't output the function epilogue
32338 (m32r_expand_epilogue): New.
32339 (direct_return): Return false if the function has the interrupt
32341 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
32342 * config/m32r/m32r.md (epilogue): New expander.
32343 (return_lr, return_rte): New insns.
32344 (return): Make it expander.
32345 (return_normal): New expander.
32347 2007-01-18 Josh Conner <jconner@apple.com>
32350 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
32351 support for UNLE, UNLT, UNGE, and UNGT.
32353 2007-01-18 Jan Hubicka <jh@suse.cz>
32355 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
32356 * tree-tailcall (add_virtual_phis): Likewise.
32357 (optimize_tail_call): Return TODOs.
32358 (execute_tail_calls): Return TODOs.
32359 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
32360 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
32362 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
32363 Cleanup cfg using TODO.
32364 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
32365 * passes.c (execute_function_todo): When cleanup did something, remove
32367 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
32368 (make_edges): Don't cleanup_cfg.
32370 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
32372 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
32373 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
32374 operate on the top of stack.
32375 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
32376 register handling of instructions that output to the second
32378 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
32379 (move_for_stack_reg): Special-case check for dead destination
32380 stack slot for constant load of 1.0 inside UNSPEC_TAN.
32382 * config/i386/i386.md (UNSPEC_TAN): New constant.
32383 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
32384 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
32385 to correctly model move of constant 1.0 to top stack slot.
32386 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
32387 (unnamed peephole2 pattern): Remove corresponding peephole2
32388 pattern that optimizes tan insn and loading of constant 1.0.
32389 (tanxf2): Use fptanxf4_i387.
32390 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
32391 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
32392 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
32393 disable patterns for SSE math.
32394 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
32395 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
32397 2007-01-18 Dirk Mueller <dmueller@suse.de>
32398 Richard Guenther <rguenther@suse.de>
32401 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
32402 * common.opt (Warray-bounds): Add new warning option.
32403 * c-opts.c (c_common_handle_option): Define -Warray-bounds
32405 * Makefile.in: make tree-vrp.o depend on toplev.h
32406 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
32408 (check_array_refs, check_array_bounds, check_array_ref): New.
32410 2007-01-18 Jan Hubicka <jh@suse.cz>
32412 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
32413 (execute_ssa_ccp): Return flags conditionally.
32414 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
32416 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
32418 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
32420 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
32421 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
32423 * Makefile.c (GTFILES): Add cfglayout.h.
32424 * gengtype.c (open_base_files): Likewise.
32425 * cfglayout.c (cfg_layout_function_footer,
32426 cfg_layout_function_header) Reindent to make gengtype happy.
32427 * cfglayout.h (cfg_layout_function_footer,
32428 cfg_layout_function_header): Add GTY(()) marker.
32430 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
32432 2007-01-18 Ben Elliston <bje@au.ibm.com>
32434 * genautomata.c (write_automata): Include xstrerror output in the
32435 error message if writing the DFA description file fails.
32437 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
32439 * config/mips/mips-protos.h (mips_output_external): Make it
32441 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
32442 * config/mips/mips.c (irix_output_external_libcall): Likewise.
32443 (extern_list): Likewise.
32444 (extern_head): Likewise.
32445 (TARGET_ASM_FILE_END): Likewise.
32446 (mips_file_end): Likewise.
32447 (mips_output_external): Rewritten.
32449 2007-01-18 Ben Elliston <bje@au.ibm.com>
32451 * genpreds.c (write_insn_preds_c): Only write out the function
32452 body for regclass_for_constraint if we have register constraints.
32454 2007-01-17 Tom Tromey <tromey@redhat.com>
32456 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
32457 * doc/install.texi (Testing): Use sourceware.org.
32458 (Binaries): Likewise.
32459 (Specific): Likewise.
32460 * doc/contrib.texi (Contributors): Use sourceware.org.
32462 2007-01-17 Anatoly Sokolov <aesok@post.ru>
32464 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
32465 (AVR_ENHANCED): Rename to ...
32466 (AVR_HAVE_MUL): ... new.
32467 (avr_enhanced_p): Rename to ...
32468 (avr_have_mul_p): ... new.
32469 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
32470 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
32471 * config/avr/avr.c (avr_enhanced_p): Rename to ...
32472 (avr_have_mul_p): ... new.
32473 (base_arch_s): Rename 'enhanced' to 'have_mul'.
32474 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
32475 'avr_enhanced_p' and 'enhanced'.
32476 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
32477 AVR_HAVE_MUL instead of AVR_ENHANCED.
32478 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
32479 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
32480 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
32481 instead of AVR_ENHANCED.
32482 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
32483 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
32484 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
32486 2007-01-17 Ian Lance Taylor <iant@google.com>
32488 * vec.h (VEC_reserve_exact): Define.
32489 (vec_gc_p_reserve_exact): Declare.
32490 (vec_gc_o_reserve_exact): Declare.
32491 (vec_heap_p_reserve_exact): Declare.
32492 (vec_heap_o_reserve_exact): Declare.
32493 (VEC_OP (T,A,reserve_exact)): New static inline function, three
32495 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
32496 negative parameter.
32497 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
32498 (VEC_OP (T,A,copy)) [all versions]: Likewise.
32499 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
32500 * vec.c (calculate_allocation): Add exact parameter. Change all
32502 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
32503 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
32504 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
32505 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
32506 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
32507 (vec_heap_p_reserve_exact): New function.
32508 (vec_heap_o_reserve_exact): New function.
32510 2007-01-17 Jan Hubicka <jh@suse.cz>
32512 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
32514 2007-01-17 Eric Christopher <echristo@apple.com>
32516 * config.gcc: Support core2 processor.
32518 2007-01-16 Jan Hubicka <jh@suse.cz>
32520 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
32521 the names, just unlink the chain so we don't crash on dangling
32525 2007-01-16 Jan Hubicka <jh@suse.cz>
32527 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
32528 * tree-pass.h: Reorder to make IPA passes appear toegher.
32529 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
32531 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
32532 parameters, do not call early inliner.
32533 * ipa-inline.c: Update comments. Include tree-flow.h
32534 (cgraph_decide_inlining): Do not compute inlining parameters.
32535 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
32536 be called with function context set up.
32537 (pass_ipa_inline): Remove unreachable functions before pass.
32538 (cgraph_early_inlining): Simplify assuming to be called from the
32540 (pass_early_inline): New pass.
32541 (cgraph_gate_ipa_early_inlining): New gate.
32542 (pass_ipa_early_inline): Turn into simple wrapper.
32543 (compute_inline_parameters): New function.
32544 (gate_inline_passes): New gate.
32545 (pass_inline_parameters): New pass.
32546 (apply_inline): Move here from tree-optimize.c
32547 (pass_apply_inline): New pass.
32548 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
32550 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
32551 doing them by hand.
32552 (tree_function_versioning): Do not allocate dummy struct function.
32553 * tree-inline.h (optimize_inline_calls): Update prototype.
32554 * tree-optimize.c (execute_fixup_cfg): Export.
32555 (pass_fixup_cfg): Remove
32556 (tree_rest_of_compilation): Do not apply inlines.
32557 * tree-flow.h (execute_fixup_cfg): Declare.
32558 * Makefile.in (gt-passes.c): New.
32559 * passes.c: Include gt-passes.h
32560 (init_optimization_passes): New passes.
32561 (nnodes, order): New static vars.
32562 (do_per_function_toporder): New function.
32563 (execute_one_pass): Dump current pass here.
32564 (execute_ipa_pass_list): Don't dump current pass here.
32566 2007-01-16 Janis Johnson <janis187@us.ibm.com>
32568 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
32569 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
32571 2007-01-16 David Edelsohn <edelsohn@gnu.org>
32573 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
32574 (strong_alias): Define.
32575 (__gcc_qmul): Provide non-FMA for soft-float.
32576 (__gcc_qdiv): Same.
32581 (__gcc_qunord): New.
32591 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
32592 soft-float functions.
32593 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
32594 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
32595 about long double soft float.
32597 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
32598 Tehila Meyzels <tehila@il.ibm.com>
32600 * tree-vectorizer.h (is_pattern_stmt_p): New.
32601 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
32602 formatting (tabs instead of spaces). Cleanup and clarify setting
32603 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
32604 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
32605 (vectorizable_type_demotion): Check that types are integral.
32606 (vectorizable_type_promotion): Likewise.
32607 (vectorizable_store): Fix typo. Eliminate new-line at end of
32610 2007-01-16 Jan Hubicka <jh@suse.cz>
32612 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
32615 2007-01-15 Eric Christopher <echristo@apple.com>
32617 * ifcvt.c: Include vec.h, vecprim.h.
32618 (check_cond_move_block): New argument regs.
32619 Reorganize. Add registers used to regs.
32620 (cond_move_process_if_block): Use regs set above as
32623 2007-01-15 Eric Christopher <echristo@apple.com>
32625 * config/darwin.h: Update copyright.
32626 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
32627 (LINK_COMMAND_SPEC): Add -u.
32628 (LINK_SPEC): Fix umbrella for above.
32630 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
32632 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
32635 2007-01-15 Tom Tromey <tromey@redhat.com>
32637 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
32638 * doc/install.texi (Testing): Don't mention jacks.
32639 (Configuration): Document --enable-java-maintainer-mode. Move
32640 --with-java-home to libgcj-specific section. Document
32642 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
32644 2007-01-15 Jan Hubicka <jh@suse.cz>
32646 * tree-ssa-dce.c (DCE_TODOs): New.
32647 (propagate_necessity): Return if something changed.
32648 (eliminate_unnecessary_stmts): Likewise.
32649 (perform_tree_ssa_dce): Return TODO flags when needed.
32650 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
32652 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
32654 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
32655 (fyl2x_extend<mode>xf3_i387): New insn pattern.
32656 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
32657 patterns using X87MODEF12 mode macro. Extend operand 1
32658 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
32659 (log10<mode>2): Ditto.
32660 (log2<mode>2): Ditto.
32661 (log1p<mode>2): Ditto.
32662 (logb<mode>2): Ditto.
32663 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
32664 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
32665 (*fxtractxf3_i387): Rename from *fxtractxf3.
32666 (fxtract_extend<mode>xf3_i387): New insn pattern.
32667 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
32668 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
32669 and gen_fyl2xxf3_i387().
32671 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
32673 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
32674 * cfgloopmanip.c (fix_loop_placement): Made static. Use
32675 get_loop_exit_edges. Changed return type to bool.
32676 * cfgloop.h (fix_loop_placement): Declaration removed.
32678 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
32680 * param.h (MIN_VECT_LOOP_BOUND): New.
32681 * params.def (MIN_VECT_LOOP_BOUND): New.
32682 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
32683 argument - minimum threshold for number of iterations.
32684 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
32685 argument to declaration.
32686 * tree-vect-analyze.c (vect_analyze_operations): Check value of
32687 MIN_VECT_LOOP_BOUND.
32688 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
32689 slpeel_tree_peel_loop_to_edge with additional argument.
32690 (vect_do_peeling_for_alignment): Likewise.
32691 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
32693 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
32696 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
32697 operands of size 1.
32699 2007-01-14 Jan Hubicka <jh@suse.cz>
32701 * tree-dfa.c (remove_referenced_var): New function.
32702 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
32703 prune referenced vars list too.
32704 * tree-flow.h (remove_referenced_var): Declare.
32706 2007-01-14 Jan Hubicka <jh@suse.cz>
32708 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
32710 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
32711 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
32712 * except.h (verify_eh_throw_table_statements): Kill prototype.
32713 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
32714 into call exrepssions.
32715 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
32717 * tree-cfg.c: Include pointer-set.h.
32718 (verify_node_sharing): Work on pointer set.
32719 (verify_eh_throw_stmt_node): New.
32720 (verify_stmts): Use pointers sets, verify throw_stmt.
32722 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
32724 * ipa-reference.c (analyze_function): Consider also addresses taken
32727 2007-01-12 Roger Sayle <roger@eyesopen.com>
32729 * c-typeck.c (null_pointer_constant_p): Replace use of
32730 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32731 (build_c_cast): Likewise.
32733 2007-01-12 Roger Sayle <roger@eyesopen.com>
32735 * tree.h (force_fit_type_double): Remove unused final argument.
32736 * c-common.c (constant_expression_warning): Replace use of
32737 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32738 (convert_and_check): Likewise.
32739 (shorten_compare): Update call to force_fit_type_double.
32740 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
32741 * convert.c (convert_to_pointer): Update call to
32742 force_fit_type_double.
32743 * fold-const.c (force_fit_type_double): Remove overflowed_const
32745 (int_const_binop, fold_convert_const_int_from_int,
32746 fold_convert_const_int_from_real, fold_div_compare,
32747 fold_sign_changed_comparison, fold_unary, fold_negate_const,
32748 fold_abs_const, fold_not_const): Remove the final argument from
32749 calls to force_fit_type_double.
32751 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
32753 * configure.ac: Set insn to "nop" for spu-*-* also.
32754 * configure: Regenerate.
32756 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
32758 * builtins.def : Add BUILT_IN_FREE.
32760 2007-01-12 Jan Hubicka <jh@suse.cz>
32762 PR tree-optimization/30443
32763 * tree-inline.c (tree_function_versioning): Do not optimize when
32764 cloning for inlining.
32766 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
32768 * doc/loop.texi: Document recording of loop exits.
32769 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
32770 (update_single_exits_after_duplication,
32771 update_single_exit_for_duplicated_loop,
32772 update_single_exit_for_duplicated_loops): Removed.
32773 (duplicate_loop_to_header_edge): Do not call
32774 update_single_exits_after_duplication and
32775 update_single_exit_for_duplicated_loops.
32776 (loop_version): Do not update single_exit information.
32777 (fix_loop_structure): Use record_loop_exits instead of
32778 mark_single_exit_loops.
32779 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
32780 the lists of loop exits.
32781 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
32782 split_edge, merge_blocks): Update the lists of loop exits.
32783 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
32784 loop_optimizer_init.
32785 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
32786 of mark_single_exit_loops.
32787 (loop_optimizer_finalize): Call release_recorded_exits.
32788 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
32789 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
32790 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
32791 update single exit information.
32792 * lambda-code.c (perfect_nestify): Ditto.
32793 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
32794 (mark_single_exit_loops): Removed.
32795 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
32796 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
32797 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
32799 (get_loop_exit_edges, single_exit): Use recorded exit lists.
32800 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
32801 (verify_loop_structure): Verify consistency of the exit lists.
32802 (flow_loops_find): Use alloc_loop. Initialize exits hash.
32803 (set_single_exit): Removed.
32804 * cfgloop.h (struct loop_exit): New function.
32805 (struct loop): single_exit_ field replaced by exits field.
32806 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
32807 LOOPS_HAVE_RECORDED_EXITS.
32808 (struct loops): Added exits hash.
32809 (mark_single_exit_loops, set_single_exit): Declaration removed.
32810 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
32812 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32814 * doc/invoke.texi: Avoid use of @headitem.
32816 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32818 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
32820 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32822 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
32825 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32826 Richard Sandiford <richard@codesourcery.com>
32828 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
32829 * config/m68k/m68k.opt: Resort options.
32830 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
32832 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32833 Richard Sandiford <richard@codesourcery.com>
32835 * doc/invoke.texi: Document the macros that are defined by
32836 m68k's -mtune and -mhard-float options.
32837 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
32838 (m68k_cpp_cpu_family): Likewise.
32839 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
32840 of __ucfv*__ macros. Define __mcffpu__ if generating code for
32841 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
32842 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
32843 (m68k_cpp_cpu_family): Likewise.
32845 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32847 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
32848 macros besides mc68000 as tuning macros. Use a switch statement
32849 to set them and mcpu32.
32851 2007-01-12 Julian Brown <julian@codesourcery.com>
32853 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
32854 (TARGET_68040_ONLY): Rename to...
32855 (TARGET_68040): ...this.
32856 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
32857 * config/m68k/m68k.md: Likewise.
32859 2007-01-12 Julian Brown <julian@codesourcery.com>
32860 Nathan Sidwell <nathan@codesourcery.com>
32861 Richard Sandiford <richard@codesourcery.com>
32863 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
32864 the -mcpu= argument associated with the --with-cpu setting.
32865 Define M68K_DEFAULT_TUNE to the default -mtune= option,
32866 if different from the one implied by the -mcpu setting.
32867 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
32868 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
32869 * doc/invoke.texi: Mention ColdFire in the introduction to the
32870 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
32871 -mno-div and -mhard-float options. Make -m68881 a synonym for
32872 -mhard-float. Document the previously-undocumented -m5206e,
32873 -m528x, -m5307 and -m5407 options. Tweak the existing option
32874 documentation for consistency.
32875 * doc/install.texi: Mention new --with-cpu arguments.
32876 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
32877 default CPU if neither -mcpu nor -march are specified.
32878 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
32879 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
32880 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
32881 using m68k_tune to decide between families that implement the
32882 same ISA. Use m68k_tune to set __mcfv4e__.
32883 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
32884 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
32885 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
32886 (FL_ISA_C, FL_ISA_MMU): New macros.
32887 (MASK_COLDFIRE): Delete.
32888 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
32889 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
32890 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
32891 (TARGET_HARD_FLOAT): Do not define here.
32892 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
32893 (TUNE_68000): New macro.
32894 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
32895 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
32896 (TUNE_CFV2): Redefine in terms of m68k_tune.
32897 (uarch_type, target_device, fpu_type): New enums.
32898 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
32899 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
32900 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
32901 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
32902 (FL_FOR_isa_c): New macros.
32903 (m68k_isa): New enum.
32904 (m68k_target_selection): New structure.
32905 (all_devices, all_isas, all_microarchs): New tables.
32906 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
32907 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
32908 (MASK_ALL_CPU_BITS): Delete.
32909 (m68k_find_selection): New function.
32910 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
32911 Map the legacy target options to a combination of the new ones.
32912 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
32913 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
32914 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
32916 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
32917 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
32919 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
32920 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
32921 * config/m68k/m68k-devices.def: New file.
32923 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32924 Nathan Sidwell <nathan@codesourcery.com>
32926 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
32927 (SUBTARGET_EXTRA_SPECS): New macros.
32928 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
32929 use %(asm_cpu_spec) instead.
32930 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
32931 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
32932 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
32933 (EXTRA_SPECS): Rename to...
32934 (SUBTARGET_EXTRA_SPECS): ...this.
32936 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32937 Richard Sandiford <richard@codesourcery.com>
32938 Julian Brown <julian@codesourcery.com>
32940 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
32941 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
32942 to the configuration's default CPU.
32943 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
32944 Remove default masks.
32945 (m680[012]0-*-*): Set the default with_cpu to the first part of
32947 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
32948 (m68k*-*-linux): Extend the --with-cpu handling to...
32949 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
32950 and m68010. Don't set target_cpu_default2.
32951 * doc/install.texi: Document --with-cpu for m68k.
32952 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
32953 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
32954 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
32955 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
32956 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
32957 (ASM_SPEC): Remove use of %(asm_cpu_default).
32958 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
32959 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
32960 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
32961 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
32962 __HAVE_FPU__ if TARGET_HARD_FLOAT.
32963 (TARGET_DEFAULT): Delete.
32964 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
32965 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
32966 (CPP_CPU_SPEC): Delete.
32967 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
32968 the appropriate string.
32969 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
32970 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
32971 (ASM_SPEC): Don't use %(asm_default_spec).
32972 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
32973 TARGET_DEFAULT and add MASK_68881.
32974 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
32976 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32978 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
32979 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
32980 MASK_68010 alongside MASK_68020.
32981 * doc/invoke.texi: Document -m68010.
32982 * config/m68k/m68k.opt (m68010): New.
32983 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
32985 (TUNE_68010): New macro.
32986 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
32987 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
32988 (M68K_CPU_m68332): Add MASK_68010.
32989 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
32990 fallback definition.
32991 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
32993 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
32994 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
32995 to all entries that use MASK_68020.
32996 (output_move_simode_const, output_move_himode, output_move_qimode)
32997 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
32998 instead of TARGET_68020 to select clr behavior. Remove comment
32999 about there being no TARGET_68010.
33000 * config/m68k/m68k.md: Likewise throughout.
33002 2007-01-12 Julian Brown <julian@codesourcery.com>
33004 * config/m68k/m68k.h (TARGET_ISAB): New macro.
33005 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
33006 * config/m68k/m68k.md: Likewise.
33008 2007-01-12 Julian Brown <julian@codesourcery.com>
33010 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
33011 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
33013 2007-01-12 Julian Brown <julian@codesourcery.com>
33015 * config/m68k/m68k.h (TUNE_68040_60): New macro.
33016 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
33017 * config/m68k/m68k.md: Likewise.
33019 2007-01-12 Julian Brown <julian@codesourcery.com>
33020 Richard Sandiford <richard@codesourcery.com>
33022 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
33023 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
33024 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
33026 (TARGET_CPU32): Rename to...
33027 (TUNE_CPU32): ...this.
33028 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
33029 (TUNE_CFV2): New macros.
33030 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
33031 remove conditions that are implied by TARGET_68020.
33032 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
33033 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
33034 (m68k_output_function_epilogue): Likewise.
33035 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
33036 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
33037 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
33038 non-68000 timings. Refactor multiplication and division costs.
33039 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
33040 TUNE_CPU32 instead of TARGET_CPU32.
33041 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
33042 and TUNE_68060 instead of TARGET_68060.
33043 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
33044 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
33046 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
33047 && !TARGET_COLDFIRE" to choose between moveq and clr.
33048 Likewise in the unnamed movsf pattern.
33049 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
33050 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
33053 2007-01-12 Richard Sandiford <richard@codesourcery.com>
33055 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
33056 of tabbing before backslashes.
33058 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33060 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
33061 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
33062 (ASM_OUTPUT_INTERNAL_LABEL): Define.
33064 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
33066 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
33067 find_interesting_uses_cond.
33068 (find_interesting_uses_cond): Use extract_cond_operands.
33069 (rewrite_use_compare): Use extract_cond_operands and
33070 force_gimple_operand_bsi. Do not call update_stmt.
33071 (determine_use_iv_cost_condition): Use extract_cond_operands.
33072 Return cheaper of using original bound and changing the exit bound.
33074 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
33076 PR tree-optimization/29516
33077 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
33078 most_expensive_mult_to_index, addr_to_parts,
33079 create_mem_ref, maybe_fold_tmr): Make the type of
33080 fields of TARGET_MEM_REF sizetype.
33081 (move_fixed_address_to_symbol, move_pointer_to_base):
33083 * tree.def (TARGET_MEM_REF): Add comment on types of
33086 2007-01-11 Joseph Myers <joseph@codesourcery.com>
33088 * c-common.c (vector_types_convertible_p): Treat opaque types as
33089 always convertible if they have the same size, but not otherwise.
33091 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
33093 * ifcvt.c (struct noce_if_info): Add comments to the fields.
33094 Remove the b_unconditional field.
33095 (noce_try_sign_mask): Do not look at b_unconditional.
33096 (noce_process_if_block): Do not use merge_if_blocks. Update
33097 the CFG here. Do not set b_unconditional.
33098 (cond_move_process_if_block): Likewise.
33099 (find_cond_trap): Likewise.
33100 (check_cond_move_block): Require simple jump insns at the end
33101 of the basic block.
33103 2007-01-11 Jan Hubicka <jh@suse.cz>
33105 PR tree-optimization/1046
33106 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
33107 when alias info is not ready.
33108 (pass_tail_recursion): Do not require aliasing.
33109 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
33110 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
33111 * tree-ssa-copy.c (pass_copy_prop): Likewise.
33112 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
33113 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
33114 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
33115 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
33117 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
33118 When aliasing is not build, mark statement as volatile.
33120 2007-01-11 Tom Tromey <tromey@redhat.com>
33122 PR preprocessor/15185
33123 PR preprocessor/20989
33124 * doc/cppopts.texi <-MT>: Update description of algorithm for
33125 computing default target.
33126 <-M, -MD>: Reword "basename" text.
33128 2007-01-11 Roger Sayle <roger@eyesopen.com>
33130 * builtins.c (expand_builtin_pow, expand_builtin_powi,
33131 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
33132 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
33133 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
33134 fold_builtin_bswap, real_constp, fold_builtin_pow,
33135 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
33136 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
33137 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
33138 * convert.c (convert_to_pointer): Likewise.
33139 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
33140 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
33141 const_binop, fold_convert_const_int_from_int,
33142 fold_convert_const_int_from_real,
33143 fold_convert_const_real_from_real, sign_bit_p,
33144 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
33145 fold_sign_changed_comparison, fold_unary, fold_comparison,
33146 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
33147 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
33148 * print-tree.c (print_node_brief, print_node): Likewise.
33149 * stor-layout.c (place_field, layout_type): Likewise.
33150 * tree-chrec.c (keep_cast): Likewise.
33151 * tree.c (build_vector, build_real, build_real_from_int_cst,
33152 build_complex): Likewise.
33154 2007-01-11 Roger Sayle <roger@eyesopen.com>
33156 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
33157 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
33159 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
33161 * configure.ac (strict1_warn): Rename to strict_warn.
33162 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
33163 cc_set_by_configure, quoted_cc_set_by_configure,
33164 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
33165 all_boot_languages, all_stagestuff): Remove.
33166 (target_list): Remove bootstrap targets.
33167 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
33168 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
33169 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
33170 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
33171 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
33172 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
33173 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
33174 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
33175 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
33176 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
33177 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
33178 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
33179 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
33180 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
33181 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
33182 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
33183 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
33184 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
33185 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
33186 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
33187 (mostlyclean): Adjust.
33188 (clean, distclean): Don't mention bootstrap stuff.
33189 * configure: Regenerate.
33190 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
33191 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
33192 treelang/config-lang.in (stagestuff): Remove.
33193 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
33194 stageprofile, stagefeedback, stagestuff): Remove mention.
33196 2007-01-11 Nick Clifton <nickc@redhat.com>
33198 * config/mcore/predicates.md (mcore_general_movesrc_operand):
33200 (mcore_general_movdst_operand): Do not accept CONST_INTs.
33201 (mcore_arith_K_S_operand): Run the test for the S constraint not
33202 the test for the M constraint.
33203 (mcore_addsub_operand): Do not accept integer values that are
33204 larger than 32 bits.
33205 * config/mcore/mcore.md: Remove unused constraints from split.
33206 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
33207 (addsi3): Likewise.
33208 (allocate_stack): Likewise.
33209 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
33210 operands to 32 bits.
33211 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
33213 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
33214 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
33215 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
33216 mcore_output_bclri, mcore_output_andn, output_inline_const,
33217 mcore_output_move, mcore_output_movedouble): Likewise.
33218 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
33219 (output_inline_const): Likewise.
33220 (output_inline_const): Fix format strings used in sprintf
33222 * config/mcore/mcore-protos.h: Update prototypes for changed
33223 functions in mcore.c.
33224 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
33225 HOST_WIDE_INT and not int.
33226 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
33227 CONST_OK_FOR_N): Likewise.
33228 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
33229 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
33232 2007-01-10 Jan Hubicka <jh@suse.cz>
33234 * tree-vrp.c (remove_range_assertions): Release defs.
33235 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
33236 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
33238 2007-01-10 Paul Brook <paul@codesourcery.com>
33240 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
33241 * config/arm/arm.md (mulsi3subsi): New insn.
33243 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
33245 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
33246 (tree_transform_and_unroll_loop): New.
33247 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
33250 2007-01-10 Robert Kennedy <jimbob@google.com>
33252 * fold-const.c (fold_comparison): Fold comparisons like (x *
33253 1000 < 0) to (x < 0).
33255 2007-01-10 Ian Lance Taylor <iant@google.com>
33257 * tree-pretty-print.c (dump_generic_node): Print parentheses when
33258 operands have the same priority.
33260 2007-01-10 Tom Tromey <tromey@redhat.com>
33262 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
33263 (fold_binary): Likewise.
33264 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
33265 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
33266 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
33267 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
33268 * langhooks.h (struct lang_hooks): Removed field
33269 'can_use_bit_fields_p'.
33271 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
33273 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
33275 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
33277 * function.c (get_last_funcdef_no): New function.
33278 * function.h (get_last_funcdef_no): Declare.
33279 * tree-inline.c (initialize_cfun): Add initialization.
33280 (tree_function_versioning): Cleanup.
33282 2007-01-10 Jan Hubicka <jh@suse.cz>
33284 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
33287 2007-01-10 Sa Liu <saliu@de.ibm.com>
33288 Ben Elliston <bje@au.ibm.com>
33290 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
33291 for SAVE_NONLOCAL and Pmode for any other save level.
33292 * spu-protos.h (spu_restore_stack_block): Declare.
33293 * spu.md (save_stack_block): Remove.
33294 (restore_stack_block): Call spu_restore_stack_block.
33295 * spu.c (spu_restore_stack_block): New function.
33296 (spu_expand_epilogue): Remove old comment.
33298 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
33300 PR tree-optimization/30322
33301 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
33302 (cand_value_at): Return the value as aff_tree.
33303 (may_eliminate_iv): Convert the bound from aff_tree to tree.
33304 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
33305 aff_combination_mult): New functions.
33306 (aff_combination_add): Use aff_combination_add_cst.
33307 (aff_combination_convert): Allow conversions to a wider type.
33308 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
33309 * tree-affine.h (aff_combination_mult): Declare.
33311 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
33313 * doc/tm.texi: Update documentation to reflect reality of exec
33314 and start file search behaviours. Update copyright year.
33315 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
33316 header file directories.
33318 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
33320 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
33321 (*cosxf2): Rename to cosxf2_i387.
33322 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
33323 using X87MODEF12 mode macro. Rename patterns to
33324 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
33326 (*cosdf2, *cossf2): Ditto.
33327 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
33328 to match extended input operands.
33329 (sincos<mode>3): New expander.
33330 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
33331 insn patterns and corresponding splitters.
33333 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
33335 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
33336 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
33338 2007-01-09 Nicolas Pitre <nico@cam.org>
33341 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
33343 2007-01-08 Geoffrey Keating <geoffk@apple.com>
33345 * target.h (struct gcc_target): New field library_rtti_comdat.
33346 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
33347 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
33348 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
33349 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
33351 2007-01-08 Geoffrey Keating <geoffk@apple.com>
33353 * doc/invoke.texi (Optimize Options): Correct description of -O0.
33355 2007-01-08 Richard Guenther <rguenther@suse.de>
33357 * tree.h (force_fit_type_double): Export.
33358 (force_fit_type): Remove.
33359 * fold-const.c (force_fit_type_double): New function.
33360 (force_fit_type): Remove.
33361 (int_const_binop): Use it.
33362 (fold_convert_const_int_from_int): Likewise.
33363 (fold_convert_const_int_from_real): Likewise.
33364 (fold_div_compare): Likewise.
33365 (fold_sign_changed_comparison): Likewise.
33366 (fold_unary): Likewise.
33367 (fold_negate_const): Likewise.
33368 (fold_abs_const): Likewise.
33369 (fold_not_const): Likewise.
33370 * c-common.c (shorten_compare): Use force_fit_type_double.
33371 * convert.c (convert_to_pointer): Likewise.
33373 2007-01-08 Richard Guenther <rguenther@suse.de>
33375 * tree.h (build_int_cst_wide_type): Export.
33376 * tree.c (build_int_cst_wide_type): New function.
33377 (build_int_cst_wide): Fix comment.
33378 * builtins.c (fold_builtin_object_size): Use build_int_cst
33379 to build -1 or 0 of the correct type. Use fit_double_type
33380 to check for overflow.
33381 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
33383 (decode_field_reference): Likewise.
33384 (all_ones_mask_p): Likewise.
33385 (native_interpret_int): Use build_int_cst_wide_type.
33386 (fold_binary): Use build_int_cst_type to build an all-ones
33388 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
33390 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
33392 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
33394 2007-01-09 Ben Elliston <bje@au.ibm.com>
33396 * genautomata.c (STATS_OPTION): New option.
33397 (stats_flag): New flag.
33398 (gen_automata_option): Handle it.
33399 (initiate_automaton_gen): Ditto.
33400 (write_automata): Output statistics only if stats_flag is
33401 set. Likewise, output time statistics only if time_flag is set.
33402 * doc/md.texi (Processor pipeline description): Document new flag.
33404 2007-01-08 Richard Guenther <rguenther@suse.de>
33406 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
33407 * tree.c (build_int_cst_type): Likewise.
33408 (size_in_bytes): Don't call force_fit_type on the result.
33409 (int_fits_type_p): Use fit_double_type.
33410 * fold-const.c (fit_double_type): New function.
33411 (force_fit_type): Use it.
33412 * tree.h (fit_double_type): Export.
33414 2007-01-08 Jan Hubicka <jh@suse.cz>
33416 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
33417 * ipa.c (function_and_variable_visibility): Fix return type.
33419 2007-01-08 Richard Guenther <rguenther@suse.de>
33421 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
33422 of offset to build the index.
33423 * tree-pretty-print.c (dump_generic_node): Don't build negated
33424 const just for printing.
33425 * c-pretty-print.c (pp_c_integer_constant): Likewise.
33426 * builtins.c (fold_builtin_int_roundingfn): Check if result
33427 fits the type by using force_fit_type and comparing the result.
33428 * predict.c (predict_loops): Use compare_tree_int for comparison.
33429 * tree.c (build_int_cst): Fall back to integer_type_node for
33431 (build_int_cst_wide): Assert type is non-null.
33433 2007-01-08 Roberto Costa <roberto.costa@st.com>
33435 * tree-vrp.c (extract_range_from_cond_expr): New.
33436 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
33437 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
33439 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
33440 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
33441 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
33442 used as expressions.
33443 * tree-object-size.c (cond_expr_object_size): New.
33444 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
33446 2007-01-08 Jan Hubicka <jh@suse.cz>
33448 * tree-ssa-forwprop.c (forward_propagate_into_cond,
33449 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
33452 2007-01-08 Richard Guenther <rguenther@suse.de>
33454 PR tree-optimization/23603
33455 * tree-vrp.c (set_value_range_to_truthvalue): New function.
33456 (extract_range_from_binary): Fall back to truthvalue instead of
33457 varying for TRUTH_*_EXPR.
33458 (extract_range_from_comparison): Fall back to truthvalue instead of
33460 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
33461 if all visited PHI values were constant.
33463 2007-01-08 Jan Hubicka <jh@suse.cz>
33465 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
33466 (cgraph_analyze_function): break out from ...
33467 (cgraph_finalize_compilation_unit): ... here.
33468 (cgraph_expand_function): Remove forgoten commented out line.
33469 (cgraph_optimize): Analyze functions.
33471 2007-01-08 Jan Hubicka <jh@suse.cz>
33473 * tree-pas.h (TODO_remove_function): New flag.
33474 (TODO_update*): Renumber.
33475 (pass_ipa_increase_alignment,
33476 pass_ipa_function_and_variable_visibility): New passes.
33477 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
33478 (cgraph_function_and_variable_visibility): Move to ipa.c
33479 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
33480 cgraph_increase_alignment.
33481 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
33482 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
33483 calling tree-inline.
33484 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
33485 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
33486 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
33487 (gate_increase_alignment): New function.
33488 (pass_ipa_increase_alignment): New pass.
33489 * ipa.c: Inline tree-pass.h and timevar.h
33490 (function_and_variable_visibility): Move here from cgraphunit.c
33491 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
33492 * passes.c (init_optimization_passes): Add the two new passes.
33493 (execute_todo): Handle cgraph_remove_functions.
33495 2007-01-08 Nick Clifton <nickc@redhat.com>
33497 * config/frv/predicates.md (reg_or_0_operand): Accept
33500 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
33502 * config/bfin/rtems.h, config/bfin/t-rtems: New.
33503 * config.gcc: Add bfin*-rtems*.
33505 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
33507 * c.opt: Add -flax-vector-conversions.
33508 * c-typeck.c (convert_for_assignment): Pass flag to
33509 vector_types_convertible_p to allow emission of note.
33510 (digest_init): Likewise.
33511 * c-opts.c: Handle -flax-vector-conversions.
33512 * c-common.c (flag_lax_vector_conversions): New.
33513 (vector_types_convertible_p): Unless -flax-vector conversions
33514 has been passed, disallow conversions between vectors with
33515 differing numbers of subparts and/or element types. If such
33516 a conversion is disallowed, possibly emit a note on the first
33517 occasion only to inform the user of -flax-vector-conversions.
33518 The new last argument specifies this.
33519 * c-common.h (flag_lax_vector_conversions): New.
33520 (vector_types_convertible_p): Add extra argument.
33521 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
33522 char_type_node for V*QI type vectors.
33523 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
33524 Update to satisfy new typechecking rules.
33525 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
33526 C and C++ variants.
33527 * doc/invoke.texi (C Dialect Options): Document
33528 -flax-vector-conversions.
33530 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
33532 PR tree-optimization/29877
33533 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
33534 a register variable on the RHS to not be replaceable.
33536 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
33537 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
33538 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
33539 const_simm15, const_pow2, const_npow2): Added.
33540 * config/score/misc.md (insv, extv, extzv, movmemsi,
33541 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
33542 * config/score/score.c (score_address_cost, score_select_cc_mode):
33544 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
33545 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
33546 Update score_print_operand.
33547 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
33548 Adjust register allocate order and update some macro define.
33549 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
33550 mdx_block_move_straight, mdx_block_move_loop_head,
33551 mdx_block_move_loop_body, mdx_block_move_loop_foot,
33552 mdx_block_move_loop, mdx_block_move): Added.
33553 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
33554 mdp_limm): Updated and fix some bug and typo.
33555 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
33556 (movsf, movdf, doloop_end): Added.
33558 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
33560 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
33561 config/arm/thumb2.md: Fix comment typos.
33562 * doc/extend.texi: Fix a typo.
33564 2007-01-07 Eric Christopher <echristo@apple.com>
33566 * configure.ac: Check for __stack_chk_fail for darwin.
33567 * configure: Regenerate.
33569 2007-01-07 Richard Guenther <rguenther@suse.de>
33571 * tree-vrp.c (extract_range_from_assert): CSE calls to
33572 compare_values where possible.
33573 (extract_range_from_unary_expr): Likewise.
33575 2007-01-07 Anatoly Sokolov <aesok@post.ru>
33577 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
33578 * config/avr/avr.c (call_insn_operand): Delete function.
33579 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
33580 instead of register number. Use predicates.
33581 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
33582 call_insn_operand): Add.
33584 2007-01-06 Jan Hubicka <jh@suse.cz>
33586 * tree-pass.h (pass_build_cgraph_edges): Declare.
33587 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
33588 (visited_nodes): Remove.
33589 (cgraph_create_edges): Move to cgraphbuild.c; rename to
33590 build_cgrpah_edges; make visited_nodes local.
33591 (cgraph_process_new_functions): DO not call initialize_inline_failed.
33592 (record_references_in_initializer): Move to cgraphbuild.c
33593 (initialize_inline_failed, rebuild_cgraph_edges,
33594 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
33595 (verify_cgraph_node): Make visited_nodes local.
33596 (cgraph_analyze_function): Do not call cgraph_create_edges and
33597 initialize_inline_failed.
33598 (cgraph_expand_function): Do not call cgraph_lower_function;
33599 assert that function is already lowered.
33600 * Makefile.in (cgraphbuild.o): New.
33601 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
33602 at the end of lowering passes.
33604 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
33606 * ifcvt.c (cond_move_convert_if_block): New function, code
33607 factored out from...
33608 (cond_move_process_if_block): ...here. Call the new function
33609 on the THEN and ELSE blocks.
33610 (merge_if_block): Do not copy global_live_at_end, merge_blocks
33611 already takes care of this.
33613 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33616 * tree.h (TREE_OVERFLOW_P): New.
33617 * c-typeck.c (parser_build_unary_op): Warn only if result
33618 overflowed and operands did not.
33619 (parser_build_binary_op): Likewise.
33620 (convert_for_assignment): Remove redundant overflow_warning.
33621 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
33623 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33625 * c-typeck.c (store_init_value): Split over two lines to follow
33626 the GNU coding style.
33628 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
33630 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
33631 __GXX_EXPERIMENTAL_CXX0X__.
33632 * doc/cpp.texi: Same.
33634 2007-01-05 Richard Guenther <rguenther@suse.de>
33636 PR middle-end/27826
33637 * tree.c (get_narrower): Do not construct COMPONENT_REFs
33638 with mismatched types. Instead explicitly build a
33639 conversion NOP_EXPR.
33641 2007-01-05 Ian Lance Taylor <iant@google.com>
33643 * c-common.c (decl_with_nonnull_addr_p): New function.
33644 (c_common_truthvalue_conversion): Call it.
33645 * c-typeck.c (build_binary_op): Likewise.
33646 * c-common.h (decl_with_nonnull_addr_p): Declare.
33648 2007-01-05 Jakub Jelinek <jakub@redhat.com>
33651 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
33654 2007-01-05 Joel Brobecker <brobecker@adacore.com>
33656 * doc/install.texi (Final install): Document the fact that
33657 the GNAT runtime should not be stripped.
33659 2007-01-04 Jan Hubicka <jh@suse.cz>
33661 * tree-inline.c (fold_marked_statements): Update operand caches
33662 and EH after folding
33664 2007-01-04 Ian Lance Taylor <iant@google.com>
33666 * c-common.c (check_function_nonnull): Whitespace fix.
33668 2007-01-04 Jan Hubicka <jh@suse.cz>
33670 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
33671 comitted older version of patch.
33672 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
33673 function, celanup cfg and collect garbage.
33675 2007-01-04 Mike Stump <mrs@apple.com>
33677 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
33680 2007-01-04 Eric Christopher <echristo@apple.com>
33682 * libgcc2.c (__bswapsi2): Use SItype.
33683 (__bswapdi2): Use DItype.
33684 * libgcc2.h: Update for above.
33686 2007-01-04 Paul Brook <paul@codesourcery.com>
33688 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
33689 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
33690 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
33691 umulsidi3, umulsidi3adddi, smulsi3_highpart,
33692 umulsi3_highpart): Make conditional on !arm_arch6.
33693 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
33694 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
33695 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
33696 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
33697 umulsi3_highpart_v6): New insns.
33699 2007-01-04 Roger Sayle <roger@eyesopen.com>
33701 * fold-const.c (fold_convert): When casting an expression to void,
33702 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
33703 have a type. Instead of attempting to build a NOP_EXPR, return
33704 these "special" trees directly.
33706 2007-01-04 Joseph Myers <joseph@codesourcery.com>
33708 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
33709 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
33710 rs6000_cost->fp not 0 as adjustment for outer NEG.
33712 2007-01-04 Jan Hubicka <jh@suse.cz>
33714 * cgraph.c (cgraph_release_function_body): New function.
33715 (cgraph_remove_node): Use it.
33716 * cgraph.h (cgraph_release_function_body): Declare.
33717 * cgraphunit.c (cgraph_expand_function): Use it.
33718 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
33719 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
33720 is initialized and while compilation of other function is running.
33721 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
33722 statement CFG annotations from here to ...
33723 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
33725 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
33727 * cfgloop.h (enum li_flags): Make the constants powers of two.
33729 2007-01-04 Jan Hubicka <jh@suse.cz>
33731 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
33733 (fold_marked_statements): New function.
33734 (optimize_inline_calls, tree_function_versioning): Fold new statements.
33735 * tree-inline.h (copy_body_data): Add statements_to_fold.
33737 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
33739 * config.gcc: Mention libgcc/config.host.
33740 * Makefile.in: Update comments mentioning libgcc.
33741 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
33742 (all.cross, start.encap, rest.encap, rest.cross): Update
33743 dependencies for libgcc move.
33744 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
33745 (clean-target, clean-target-libgcc): Delete.
33746 (srcdirify, GCC_EXTRA_PARTS): New macros.
33747 (libgcc-support, libgcc.mvars): New rules.
33748 (distclean): Remove mention of mklibgcc.
33749 (install): Don't reference INSTALL_LIBGCC.
33750 (install-common): Don't reference EXTRA_PARTS.
33751 (install-libgcc, install-multilib): Delete rules.
33752 * mklibgcc.in: Delete file.
33753 * doc/configfiles.texi: Don't mention mklibgcc.
33755 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
33756 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
33757 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
33758 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
33759 (mklibgcc, ldblspecs): Likewise.
33761 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
33762 (posixpre.def): Use $(T).
33763 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
33764 (SHLIB_SRC, SHLIB_INSTALL): Delete.
33765 (SHLIB_LINK): Make dummy.
33766 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
33768 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
33770 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
33771 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
33772 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
33773 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
33775 * configure.ac (all_outputs): Remove mklibgcc.
33776 * configure: Regenerated.
33778 2007-01-03 Josh Conner <jconner@apple.com>
33780 PR middle-end/29683
33781 * calls.c (compute_argument_addresses): Set stack and stack_slot
33782 for partial args, too.
33783 (store_one_arg): Use locate.size.constant for the size when
33784 generating a save_area.
33786 2007-01-03 Robert Kennedy <jimbob@google.com>
33788 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
33789 whose definitions are deleted due to basic block merging.
33791 2007-01-03 Paul Brook <paul@codesourcery.com>
33794 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
33796 (use_return_insn): Return 0 for Thumb interrupt functions.
33797 (print_multi_reg): Add rfe argument for IRQ returns.
33798 (arm_output_epilogue): Pop interrupt return address directly into PC.
33799 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
33801 2007-01-03 Paul Brook <paul@codesourcery.com>
33803 Merge from sourcerygxx-4_1.
33804 * config/arm/thumb2.md: New file.
33805 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
33807 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
33808 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
33809 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
33810 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
33812 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
33813 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
33815 * config/arm/ieee754-sf.S: Ditto.
33816 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
33817 (thumb1_base_register_rtx_p): ... to this.
33818 (thumb_index_register_rtx_p): Rename...
33819 (thumb1_index_register_rtx_p): ... to this.
33820 (thumb_output_function_prologue): Rename...
33821 (thumb1_output_function_prologue): ... to this.
33822 (thumb_legitimate_address_p): Rename...
33823 (thumb1_legitimate_address_p): ... to this.
33824 (thumb_rtx_costs): Rename...
33825 (thumb1_rtx_costs): ... to this.
33826 (thumb_compute_save_reg_mask): Rename...
33827 (thumb1_compute_save_reg_mask): ... to this.
33828 (thumb_final_prescan_insn): Rename...
33829 (thumb1_final_prescan_insn): ... to this.
33830 (thumb_expand_epilogue): Rename...
33831 (thumb1_expand_epilogue): ... to this.
33832 (arm_unwind_emit_stm): Rename...
33833 (arm_unwind_emit_sequence): ... to this.
33834 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
33835 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
33836 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
33837 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
33838 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
33839 thumb2_output_casesi): New functions.
33840 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
33841 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
33842 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
33843 THUMB2_WORK_REGS): Define.
33844 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
33845 arm_condexec_mask, arm_condexec_masklen)): New variables.
33846 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
33847 (arm_override_options): Check new CPU capabilities.
33848 Set new architecture flag variables.
33849 (arm_isr_value): Handle v7m interrupt functions.
33850 (user_return_insn): Return 0 for v7m interrupt functions. Handle
33852 (const_ok_for_arm): Handle Thumb-2 constants.
33853 (arm_gen_constant): Ditto. Use movw when available.
33854 (arm_function_ok_for_sibcall): Return false for v7m interrupt
33856 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
33857 (thumb_find_work_register, arm_load_pic_register,
33858 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
33859 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
33860 print_multi_reg, output_mov_long_double_fpa_from_arm,
33861 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
33862 output_mov_double_fpa_from_arm, output_move_double,
33863 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
33864 output_return_instruction, arm_output_function_prologue,
33865 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
33866 arm_output_mi_thunk, thumb_set_return_address): Ditto.
33867 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
33868 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
33869 (arithmetic_instr, shift_op): Use arm_shift_nmem.
33870 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
33872 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
33873 (thumb_expand_prologue): Use thumb_set_frame_pointer.
33874 (arm_file_start): Output directive for unified syntax.
33875 (arm_unwind_emit_set): Handle stack alignment instruction.
33876 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
33877 Add v6t2, v7, v7a, v7r and v7m.
33878 (RETLDM): Add Thumb-2 code.
33879 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
33880 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
33881 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
33882 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
33883 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
33884 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
33885 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
33886 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
33887 ADJUST_INSN_LENGTH): Define.
33888 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
33889 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
33890 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
33891 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
33892 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
33893 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
33894 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
33895 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
33896 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
33897 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
33898 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
33899 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
33900 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
33901 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
33902 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
33903 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
33904 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
33906 * config/arm/arm-tune.md: Regenerate.
33907 * config/arm/arm-protos.h: Update prototypes.
33908 * config/arm/vfp.md: Enable patterns for Thumb-2.
33909 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
33910 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
33911 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
33912 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
33913 * config/arm/libunwind.S: Add Thumb-2 code.
33914 * config/arm/constraints.md: Update include Thumb-2.
33915 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
33916 * config/arm/ieee754-df.S: Ditto.
33917 * config/arm/bpabi.S: Ditto.
33918 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
33919 * config/arm/predicates.md (low_register_operand,
33920 low_reg_or_int_operand, thumb_16bit_operator): New.
33921 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
33922 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
33923 * config/arm/t-arm-elf: Add armv7 multilib.
33924 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
33926 (UNSPEC_STACK_ALIGN, ce_count): New.
33927 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
33928 arm_zero_extendsidi2, arm_zero_extendqidi2): New
33930 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
33931 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
33932 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
33933 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
33934 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
33935 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
33937 * doc/extend.texi: Document ARMv7-M interrupt functions.
33938 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
33940 2007-01-03 Jakub Jelinek <jakub@redhat.com>
33942 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
33943 (struct _Unwind_Context): Rename args_size to flags, remove
33944 signal_frame field, add a new args_size field and version field.
33945 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
33946 _Unwind_IsExtendedContext): New inline functions.
33947 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
33948 Assume by_value array is only present if _Unwind_IsExtendedContext.
33949 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
33950 _Unwind_IsSignalFrame.
33951 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
33952 (uw_update_context_1): Use _Unwind_SetSignalFrame.
33953 (uw_init_context_1): Initialize context->flags to
33954 EXTENDED_CONTEXT_BIT.
33955 * config/rs6000/linux-unwind.h (frob_update_context): Use
33956 _Unwind_SetSignalFrame.
33958 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
33960 PR middle-end/30353
33961 * gimplify.c (gimplify_modify_expr_complex_part): Move below
33962 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
33965 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
33967 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
33968 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
33969 RET, AT_SP): Remove.
33970 * config/i386/i386.md (*sse_prologue_save_insn): Use return
33973 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33974 * cfgbuild.c (find_basic_blocks): Likewise.
33975 * cfgrtl.c (rtl_create_basic_block): Likewise.
33976 * function.c (temp_slots_at_level): Likewise.
33977 * reg-stack.c (stack_regs_mentioned): Likewise.
33978 * regclass.c (allocate_reg_info): Likewise.
33979 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33980 set_bb_for_stmt, move_block_to_fn): Likewise.
33981 * tree-complex.c (tree_lower_complex): Likewise.
33982 * vec.h (VEC_safe_grow_cleared): New.
33984 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
33986 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
33988 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
33989 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
33991 * cfgloopmanip.c (scale_loop_frequencies): Export.
33992 (loopify): Scale the frequencies by prescribed coefficients.
33993 (set_zero_probability): New function.
33994 (duplicate_loop_to_header_edge): Improve updating of frequencies.
33995 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
33996 and frequencies according to arguments.
33997 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
33999 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
34000 * modulo-sched.c (sms_schedule): Set probabilities for entering
34001 versioned loop correctly.
34002 * tree-vect-transform.c (vect_transform_loop): Ditto.
34003 * cfgloop.h (loopify, loop_version): Declaration changed.
34004 (scale_loop_frequencies): Declared.
34006 2007-01-02 Jan Hubicka <jh@suse.cz>
34008 * cgraph.c: Include tree-flow.h
34009 (cgraph_add_new-function): Handle IPA_SSA mode; execute
34010 early_local_passes.
34011 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
34012 * tree-pass.h (pass_all_early_optimizations): Declare.
34013 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
34014 early_local_passes.
34015 (cgraph_analyze_function): Do early_local_passes.
34016 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
34017 Do not add referenced vars.
34018 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
34020 (gate_all_early_local_passes): New gate.
34021 (pass_early_local_passes): Use new gate.
34022 (execute_early_local_optimizations): New functions.
34023 (gate_all_early_optimizations): New gate.
34024 (pass_all_early_optimizations): New pass.
34025 (execute_free_datastructures): Free SSA only when initialized.
34026 (gate_init_datastructures): Init only when optimizing.
34027 (tree_lowering_passes): Do early local passes when called late.
34028 * tree-profile.c (do_tree_profiling): Don't profile functions added
34030 (do_early_tree_profiling, pass_early_tree_profile): Kill.
34031 * tree-cfg.c (update_modified_stmts): Do not update when operands are
34033 * passes.c (init_optimizations_passes): Reorder so we go into SSA
34034 during early_local_passes.
34035 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
34038 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
34040 * Makefile.in: Update copyright year.
34042 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
34044 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
34045 in $(lang_checks) and check-consistency targets.
34047 2007-01-02 Jan Hubicka <jh@suse.cz>
34049 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
34050 Do not add referenced vars.
34051 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
34053 * passes.c (init_optimization_passes): Put mudflap_2 after
34054 free_datastructures.
34056 2007-01-02 Jan Hubicka <jh@suse.cz>
34058 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
34059 Set NOTHROW flag on call statements proved to be nothrow.
34060 Update statement of local calls so new pure/const functions are
34061 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
34063 (tree_rest_of_compilation): Register hooks and initialize bitmap
34064 early. Do not set after_inlining flag.
34066 2007-01-02 Steve Ellcey <sje@cup.hp.com>
34068 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
34069 HOST_BITS_PER_LONGLONG
34071 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
34074 * c-typeck.c (store_init_value): Don't emit pedantic overflow
34075 warning for non-static initializers.
34077 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
34079 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
34080 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
34081 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
34082 Always use set_unique_reg_note to add REG_EQUAL notes.
34084 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
34087 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
34089 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
34090 * cfgbuild.c (find_basic_blocks): Likewise.
34091 * cfgrtl.c (rtl_create_basic_block): Likewise.
34092 * function.c (temp_slots_at_level): Likewise.
34093 * reg-stack.c (stack_regs_mentioned): Likewise.
34094 * regclass.c (allocate_reg_info): Likewise.
34095 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
34096 set_bb_for_stmt, move_block_to_fn): Likewise.
34097 * tree-complex.c (tree_lower_complex): Likewise.
34098 * vec.h (VEC_safe_grow_cleared): New.
34100 2007-01-02 Ian Lance Taylor <iant@google.com>
34102 * c-common.c (c_common_truthvalue_conversion): When warning about
34103 using an assignment as a truth value, set TREE_NO_WARNING.
34105 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
34108 * c.opt (Wold-style-declaration): New.
34109 * doc/invoke.texi (C-only Warning Options): New.
34110 (Wold-style-declaration): Document it.
34111 (Wextra): Enabled by -Wextra.
34112 * c-opts.c (c_common_post_options): Enabled by -Wextra.
34113 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
34114 -Wold-style-declaration.
34116 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
34118 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
34119 * cfgbuild.c (find_basic_blocks): Likewise.
34120 * cfgrtl.c (rtl_create_basic_block): Likewise.
34121 * function.c (temp_slots_at_level): Likewise.
34122 * reg-stack.c (stack_regs_mentioned): Likewise.
34123 * regclass.c (allocate_reg_info): Likewise.
34124 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
34125 set_bb_for_stmt, move_block_to_fn): Likewise.
34126 * tree-complex.c (tree_lower_complex): Likewise.
34127 * vec.h (VEC_safe_grow_cleared): New.
34129 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
34131 * c-common.c (c_common_nodes_and_builtins): Since variants of
34132 void_type_node get built before it is given a name, we need to
34133 give those variants the name, too.
34134 (complete_array_type): We need to work with the canonical main
34135 type of the array, from which we will build the qualified version.
34136 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
34137 * print-tree.c (print_node): Display canonical type information
34139 * stor-layout.c (layout_type): When we don't know the
34140 alignment of a type for which we're building an array, we end up
34141 guessing wrong, so make the type require structural equality.
34142 * tree.c (make_node_stat): When we build a new type, it is its
34143 own canonical type.
34144 (build_type_attribute_qual_variant): When building an attribute
34145 variant, its canonical type is the non-attribute variant. However,
34146 if the attributes are target-dependent and they differ, we need to
34147 use structural equality checks for this type.
34148 (build_qualified_type): A qualified type is not equivalent to its
34149 unqualified variant; set the canonical type appropriately.
34150 (build_distinct_type_copy): When building a distinct type from
34151 another type, the new type is its own canonical type.
34152 (build_variant_type_copy): When building a new type variant, we
34153 assume that it is equivalent to the original type.
34154 (build_pointer_type_for_mode): When building a pointer type, also
34155 build a canonical type pointer.
34156 (build_reference_type_for_mode): When building a reference type,
34157 also build a canonical type reference.
34158 (build_index_type): When we can't hash an index type (e.g.,
34159 because its maximum value is negative), the index type requires
34160 structural equality tests.
34161 (build_array_type): Build the canonical form of an array type.
34162 (build_function_type): Function types require structural equality,
34163 because they contain default arguments, attributes, etc.
34164 (build_method_type_directly): Ditto for method types.
34165 (build_offset_type): Build the canonical offset type.
34166 (build_complex_type): Build the canonical vector type.
34167 (make_vector_type): Build the canonical vector type.
34168 * tree.h (TYPE_CANONICAL): New.
34169 (TYPE_STRUCTURAL_EQUALITY_P): New.
34170 (SET_TYPE_STRUCTURAL_EQUALITY): New.
34171 (struct tree_type): Added "canonical" field.
34172 * params.h (VERIFY_CANONICAL_TYPES): New.
34173 * doc/c-tree.texi (TYPE_CANONICAL): Document.
34174 (TYPE_STRUCTURAL_EQUALITY_P): Document.
34175 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
34176 * doc/invoke.texi (verify-canonical-types): Document --param
34177 parameter for verifying canonical types.
34179 2007-01-02 Joseph Myers <joseph@codesourcery.com>
34181 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
34182 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
34183 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
34184 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
34186 * config/rs6000/e500.h: New.
34187 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
34188 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
34190 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
34191 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
34192 TARGET_E500_DOUBLE): Remove.
34193 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
34194 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
34195 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
34196 * config/rs6000/rs6000.c (rs6000_override_options): Use
34197 CHECK_E500_OPTIONS.
34199 2007-01-02 Joseph Myers <joseph@codesourcery.com>
34201 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
34202 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
34203 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
34204 rs6000_emit_cmove): Don't check TARGET_E500.
34205 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
34206 sordered): Don't check TARGET_E500.
34208 2007-01-01 Eric Christopher <echristo@apple.com>
34210 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
34211 HARD_REGISTER_NUM_P.
34213 2007-01-01 Roger Sayle <roger@eyesopen.com>
34215 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
34216 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
34217 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
34220 2007-01-01 Mike Stump <mrs@apple.com>
34222 * configure.ac: Remove support for building with Apple's gcc-3.1.
34224 2007-01-02 Joseph Myers <joseph@codesourcery.com>
34226 PR middle-end/30311
34227 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
34228 REG is a hard register. Do not modify REG before calling
34230 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
34231 multiple of the size of YMODE for certain lowpart cases.
34233 2007-01-01 Andrew Pinski <pinskia@gmail.com>
34235 PR middle-end/30253
34236 * gimplify (voidify_wrapper_expr): Update for
34237 GIMPLE_MODIFY_STMT.
34239 2007-01-01 Andreas Schwab <schwab@suse.de>
34242 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
34243 save of BR0 in extra_spill_size instead of spill_size.
34244 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
34246 (ia64_expand_epilogue): Restore BR0 from its new location.
34248 2007-01-01 Andrew Pinski <pinskia@gmail.com>
34250 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
34251 Use a temporary variable if the left hand side is not a gimple
34254 2007-01-01 Andrew Pinski <pinskia@gmail.com>
34256 * gimplify.c (gimplify_return_expr): Make the temporary variable
34257 for the return expression, a gimple register variable.
34259 2007-01-01 Jan Hubicka <jh@suse.cz>
34261 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
34264 2007-01-01 Mike Stump <mrs@apple.com>
34266 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
34268 * config/darwin.c (machopic_select_rtx_section): Use
34269 HAVE_GAS_LITERAL16.
34270 (darwin_mergeable_constant_section): Likewise.
34271 * configure: Regenerate.
34272 * config.in: Regenerate.
34274 2007-01-01 Jan Hubicka <jh@suse.cz>
34275 Andrew Pinski <pinskia@gmail.com>
34277 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
34278 before starting IPA passes.