1 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
3 * config/mips/mips.md (sqrt_condition): Tweak comment.
4 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
6 2008-01-03 Tom Tromey <tromey@redhat.com>
9 * c-common.c (c_type_hash): Handle VLAs.
11 2008-01-03 Jan Hubicka <jh@suse.cz>
13 PR tree-optimization/31081
14 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
15 0 when inlining and not inlining to first basic block.
16 (remap_decl): When var is initialized to 0, don't set default_def.
17 (expand_call_inline): Set entry_bb.
18 * tree-inline.h (copy_body_data): Add entry_bb.
20 2008-01-03 Jakub Jelinek <jakub@redhat.com>
23 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
26 PR tree-optimization/29484
27 * tree-inline.c (inline_forbidden_p_2): New function.
28 (inline_forbidden_p): Disallow inlining if some static var
29 has an address of a local LABEL_DECL in its initializer.
30 * doc/extend.texi (Labels as Values): Document &&foo behaviour
33 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
35 PR tree-optimization/34635
36 * tree-data-ref.c (add_other_self_distances): Make sure that the
37 evolution step is constant.
39 2008-01-03 Jakub Jelinek <jakub@redhat.com>
42 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the
45 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
47 * tree-sra.c (scalarize_init): Insert the generate_element_init
48 statements after the generate_element_zero statements.
50 2008-01-02 Richard Guenther <rguenther@suse.de>
54 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
55 for very large number of operands instead of ICEing.
57 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
60 * gcc/config/i386/i386.c: (ix86_expand_prologue): Save red-zone
63 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
65 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
68 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
71 * tree-mudflap.c (mx_register_decls): Guard warning by
72 !DECL_ARTIFICIAL check.
74 2008-01-01 Jakub Jelinek <jakub@redhat.com>
76 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
77 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
78 sse5_perm<mode>): Fix constraints.
80 2007-12-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
83 * collect2.c (SHLIB_SUFFIX): Define if not defined.
84 (write_c_file_stat): Use SHLIB_SUFFIX.
85 * som.h (SHLIB_SUFFIX): Define.
86 * doc/tm.texi (SHLIB_SUFFIX): Document.
88 2007-12-29 Uros Bizjak <ubizjak@gmail.com>
90 * config/i386/sse.md ("*divv4sf3"): Rename to "sse_divv4sf3".
91 ("*sse_rsqrtv4sf2"): Export.
92 ("*sse_sqrtv4sf2"): Ditto.
93 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_RSQRTPS_NR,
94 IX86_BUILTIN_SQRTPS_NR]: New constants.
95 (struct builtin_description) [IX86_BUILTIN_DIVPS]: Use
96 CODE_FOR_sse_divv4sf3.
97 [IX86_BUILTIN_SQRTPS]: Use CODE_FOR_sse_sqrtv4sf2.
98 [IX86_BUILTIN_SQRTPS_NR]: New.
99 [IX86_BUILTIN_RSQRTPS_NR]: Ditto.
100 (ix86_init_mmx_sse_builtins): Initialize __builtin_ia32_rsqrtps_nr and
101 __builtin_ia32_sqrtps_nr.
102 (ix86_builtin_vectorized_function): Convert BUILT_IN_SQRTF to
103 IX86_BUILTIN_SQRTPS_NR.
104 (ix86_builtin_reciprocal): Convert IX86_BUILTIN_SQRTPS_NR to
105 IX86_BUILTIN_RSQRTPS_NR.
107 2007-12-27 Brian Dessent <brian@dessent.net>
109 * doc/invoke.texi (Optimize Options): Add missing opindex for
110 -fno-toplevel-reorder.
112 2007-12-27 Dorit Nuzman <dorit@il.ibm.com>
114 PR tree-optimization/34591
115 * tree-vect-trasnform.c (vect_estimate_min_profitable_iters): Skip
116 stmts (including reduction stmts) that are not live.
118 2007-12-27 Jakub Jelinek <jakub@redhat.com>
121 * config/arm/arm.c (arm_setup_incoming_varargs): If last named
122 argument needs double word alignment and cum->nregs is odd, account
123 for the inserted padding.
126 * tree-mudflap.c (mf_make_builtin): Make decl artificial
127 and don't emit debug info for it.
129 2007-12-26 Anatoly Sokolov <aesok@post.ru>
131 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Move AT90USB82
132 and AT90USB162 devices from 'avr5' to 'avr35' architecture.
133 (ASM_SPEC): Add 'avr35' architecture.
134 * config/avr/avr.c (avr_mcu_types): Move AT90USB82 and AT90USB162
135 devices from 'avr5' to 'avr35' architecture.
136 (avr_arch_types): Add "avr23" entries.
137 (avr_arch): Add 'ARCH_AVR35'.
138 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add 'avr35'.
139 (MULTILIB_MATCHES): Move AT90USB82 and AT90USB162 devices from 'avr5'
140 to 'avr35' architecture.
142 2007-12-22 David Daney <ddaney@avtrex.com>
144 * doc/install.texi (disable-libgcj-bc): Document new option.
146 2007-12-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
148 * config/pa/pa.c (hppa_legitimize_address): Use INT14_OK_STRICT in
152 * pa.c (legitimize_pic_address): Emit insn to load function label
155 2007-12-21 Andrew Pinski <pinskia@gmail.com>
156 Rask Ingemann Lambertsen <rask@sygehus.dk>
159 * config/mcore/mcore.c (mcore_function_value): Call promote_mode
160 instead of PROMOTE_MODE.
162 2007-12-21 Sebastian Pop <sebastian.pop@amd.com>
164 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix typo.
166 2007-12-21 Sebastian Pop <sebastian.pop@amd.com>
168 * tree-data-ref.c (signed_type_for_types): New.
169 (affine_fn_op): Use signed_type_for_types and signed_type_for instead
170 of long_integer_type_node.
171 (analyze_ziv_subscript): Same.
172 (analyze_siv_subscript_cst_affine): Same.
173 (analyze_miv_subscript): Same.
174 (omega_setup_subscript): Same.
176 2007-12-21 Richard Sandiford <rsandifo@nildram.co.uk>
178 * config/mips/mips.c (mips_emit_loadgp): Replace gen_* calls with
179 separate gen_*_si and gen_*_di calls. Pass pic_offset_table_rtx
180 as the first argument.
181 * config/mips/mips.md (loadgp_newabi, loadgp_absolute)
182 (loadgp_rtp): Rename to...
183 (loadgp_newabi_<mode>, loadgp_absolute<mode>, loadgp_rtp<mode>):
184 ...these. Add modes to all operands. Add the target register
185 as an operand. Combine loadgp_rtp<mode> with its splitter.
187 2007-12-20 Bob Wilson <bob.wilson@acm.org>
189 * config/xtensa/xtensa.md (fix_return_addr): Remove.
190 * config/xtensa/xtensa-protos.h (xtensa_initialize_trampoline): New.
191 (xtensa_trampoline_template): New.
192 * config/xtensa/xtensa.c (MIN_FRAME_SIZE): Moved here from xtensa.h.
193 (xtensa_return_addr): Expand to standard Xtensa insns instead of
194 fix_return_addr. Get high bits from a local label.
195 (xtensa_trampoline_template): New function with code moved from
196 TRAMPOLINE_TEMPLATE in xtensa.h. Use L32R instead of CALL0 except
197 when using CONST16 or absolute-mode literals.
198 (xtensa_initialize_trampoline): New function with code moved from
199 INITIALIZE_TRAMPOLINE in xtensa.h. Use different offsets depending
200 on which trampoline version is used.
201 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Add comment.
202 * config/xtensa/xtensa.h (TARGET_ABSOLUTE_LITERALS): Define.
203 (MIN_FRAME_SIZE): Moved to xtensa.c.
204 (TRAMPOLINE_TEMPLATE): Use xtensa_trampoline_template.
205 (TRAMPOLINE_SIZE): Two versions of the trampoline have different sizes.
206 (INITIALIZE_TRAMPOLINE): Use xtensa_initialize_trampoline.
207 * config/xtensa/ieee754-df.S (XCHAL_NO_MUL): Define.
208 (__muldf3): Use CALL12 instead of CALL0 to invoke .Lmul_mulsi3
209 helper when not using the CALL0 ABI. Change .Lmul_mulsi3 to match.
210 * config/xtensa/lib1funcs.asm (__umulsidi3): Likewise.
211 * config/xtensa/ieee754-sf.S (__mulsf3): Likewise.
213 2007-12-20 Jakub Jelinek <jakub@redhat.com>
216 * tree-ssa-dse.c (dse_optimize_stmt): Don't eliminate store if
217 USE_STMT not only stores into the same object as STMT, but might
220 2007-12-19 Sebastian Pop <sebastian.pop@amd.com>
222 PR tree-optimization/34413
223 * tree-data-ref.c (affine_fn_op, analyze_ziv_subscript,
224 analyze_siv_subscript_cst_affine, analyze_miv_subscript,
225 omega_setup_subscript): Use long_integer_type_node instead of
228 2007-12-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
231 * pa.c (legitimize_pic_address): Force function labels into memory.
233 2007-12-19 Zdenek Dvorak <ook@ucw.cz>
235 * omp-low.c (build_omp_regions_1): Recognition of combined parallels
237 (expand_omp): ... here.
239 2007-12-19 Zdenek Dvorak <ook@ucw.cz>
241 PR tree-optimization/34355
242 * tree-parloops.c (take_address_of): Handle expresions
243 instead of just variables.
244 (eliminate_local_variables_1): Force whole invariant
247 2007-12-19 Alexander Monakov <amonakov@ispras.ru>
248 Revital Eres <eres@il.ibm.com>
250 * modulo-sched.c (generate_reg_moves): Insert the reg-moves
251 right before the notes which precedes the insn, if they exists.
252 (loop_canon_p): Add dump info.
253 (sms_schedule): Likewise.
255 2007-12-19 Richard Sandiford <rsandifo@nildram.co.uk>
257 * tree.h (set_decl_incoming_rtl): Add a by_reference_p parameter.
258 * emit-rtl.c (set_decl_incoming_rtl): Likewise. Don't set the
259 rtl's register attributes when the parameter is true.
260 * function.c (assign_parms_unsplit_complex, assign_parms)
261 (expand_function_start): Update calls to set_decl_incoming_rtl.
263 2007-12-19 Richard Sandiford <rsandifo@nildram.co.uk>
265 * rtl.def (SUBREG): Update comments.
266 * rtl.h (reg_attrs): Be explicit about the type of offset used.
267 (set_reg_attrs_from_mem): Rename to...
268 (set_reg_attrs_from_value): ...this.
269 (adjust_reg_mode, byte_lowpart_offset): Declare.
270 * emit-rtl.c (byte_lowpart_offset): New function.
271 (update_reg_offset): Remove special offset handling for big-endian
273 (gen_rtx_REG_offset, gen_reg_rtx_offset): Explicitly say that the
274 offset parameter is added to REG_OFFSET.
275 (adjust_reg_mode): New function.
276 (set_reg_attrs_for_mem): Rename to...
277 (set_reg_attrs_for_value): ...this and generalize to all values.
278 If the register is a lowpart of the value, adjust the offset
280 (set_reg_attrs_for_parm): Update after the above renaming.
281 (set_reg_attrs_for_decl_rtl): New function, split out from
282 set_decl_incoming_rtl. Set the offset of plain REGs to the
283 offset of the REG's mode from the decl's. Assert that all
284 subregs are lowparts and handle their inner registers in the
285 same way as plain REGs.
286 (set_decl_rtl, set_incoming_decl_rtl): Use reg_attrs_for_decl_rtl.
287 (subreg_lowpart_offset): Explicitly say that the returned offset
289 * combine.c (do_SUBST_MODE, try_combine, undo_all): Use adjust_reg_mode
291 * final.c (alter_subreg): Fix/update argument to gen_rtx_REG_offset.
292 * config/ia64/ia64.c (ia64_expand_load_address): Likewise.
293 * regclass.c (reg_scan_mark_refs): Use set_reg_attrs_from_value.
294 * reload.c (find_reloads_subreg_address): Call set_mem_offset
295 when offseting a MEM.
296 * var-tracking.c (offset_valid_for_tracked_p): Delete.
297 (mode_for_reg_attrs): Replace with...
298 (track_loc_p): ...this new function. Return the mode and offset
299 to the caller, checking that the latter is valid. If the rtx is
300 a paradoxical lowpart of the decl, use the decl's mode instead.
301 Do the same when storing to a register that contains the entire decl.
302 (var_lowpart): Use byte_lowpart_offset rather than
303 subreg_lowpart_offset when adjusting the offset attribute.
304 (count_uses, add_uses, add_stores): Use track_reg_p instead of
305 REG_EXPR, MEM_EXPR, REG_OFFSET, INT_MEM_OFFSET, track_expr_p,
306 offset_valid_for_tracked_p and mode_for_reg_attrs. Generate
307 lowparts for MEMs as well as REGs.
308 (vt_add_function_parameters): When obtaining the information from
309 the decl_rtl, adjust the offset to match incoming. Use track_loc_p
312 2007-12-18 Sebastian Pop <sebastian.pop@amd.com>
314 PR tree-optimization/34123
315 * lambda-code.c (can_duplicate_iv): New.
316 (cannot_convert_modify_to_perfect_nest): New.
317 (cannot_convert_bb_to_perfect_nest): New.
318 (can_convert_to_perfect_nest): Split up.
320 2007-12-18 David Daney <ddaney@avtrex.com>
322 * config/mips/mips.md (clear_hazard): Use PRINT_OPERAND punctuation
323 instead of .set push and .set pop.
325 2007-12-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
328 * config/bfin/bfin.c (bfin_adjust_cost): Dig into PARALLELs to find
331 2007-12-18 Razya Ladelsky <razya@il.ibm.com>
333 * tree-parloops.c (reduiction_info): Change documentation of
334 reduction_initial field.
335 (initialize_reductions): Remove creation of reduction_initial variable.
336 (create_loads_for_reductions): don't join reduction_initial to
339 2007-12-18 Kaz Kylheku <kaz@zeugmasystems.com>
341 PR rtl-optimization/34456
342 * resource.c (mark_set_resources): Use regs_invalidated_by_call
343 rather than call_used_regs and global_regs.
345 2007-12-18 Jakub Jelinek <jakub@redhat.com>
347 PR rtl-optimization/34490
348 * simplify-rtx.c (simplify_const_relational_operation): If !sign,
349 don't reduce mmin/mmax using num_sign_bit_copies.
351 2007-12-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
353 * doc/install.texi: Change recommended MPFR from 2.2.1 > 2.3.0.
355 2007-12-17 Andreas Schwab <schwab@suse.de>
357 * doc/invoke.texi (Warning Options): Use @itemx.
359 2007-12-17 Dorit Nuzman <dorit@il.ibm.com>
361 * tree-vectorizer.h (verbosity_levels): Add new verbosity level
363 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Change
364 verbosity level to REPORT_COST.
365 (vect_model_reduction_cost): Likewise.
366 (vect_model_induction_cost): Likewise.
367 (vect_model_simple_cost): likewise.
368 (vect_model_store_cost): likewise.
369 (vect_model_load_cost): likewise.
370 (conservative_cost_threshold): Likewise. Remove print.
372 2007-12-17 Rask Ingemann Lambertsen <rask@sygehus.dk>
374 * doc/tm.texi (TARGET_SECONDARY_RELOAD): Fix typos.
376 2007-12-17 Jakub Jelinek <jakub@redhat.com>
379 * c-parser.c (c_parser_omp_all_clauses): Accept optional comma
382 2007-12-17 Dorit Nuzman <dorit@il.ibm.com>
384 PR tree-optimization/34445
385 * tree-vect-trasnform.c (vect_estimate_min_profitable_iters): Skip
386 stmts (including live stmts) that are not relevant.
388 2007-12-17 Jack Howarth <howarth@bromo.med.uc.edu>
391 * config/i386/t-crtpc: Add $(MULTILIB_CFLAGS).
392 * config/i386/t-crtfm: Likewise.
394 2007-12-17 Uros Bizjak <ubizjak@gmail.com>
396 * config/i386/i386.h (WIDEST_HARDWARE_FP_SIZE): Define.
398 2007-12-16 Uros Bizjak <ubizjak@gmail.com>
400 * tree-vect-transform.c (conservative_cost_threshold): Add missing
401 space to "not vectorized" message.
403 2007-12-16 Richard Sandiford <rsandifo@nildram.co.uk>
405 PR rtl-optimization/34415
406 * df.h (DF_LR_IN, DF_LR_OUT): Update comments.
407 * resource.c (mark_target_live_regs): Use DF_LR_IN rather than
408 df_get_live_in. Don't handle pseudos.
410 2007-12-16 Jakub Jelinek <jakub@redhat.com>
413 * c-decl.c (merge_decls): Copy RTL from olddecl to newdecl.
414 * config/pa/pa.c (pa_encode_section_info): If !first, preserve
415 SYMBOL_FLAG_REFERENCED flag.
417 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
419 * tree.c (type_hash_add): Fix whitespace.
421 2007-12-15 Hans-Peter Nilsson <hp@axis.com>
423 Add CRIS v32 support. Fix -mcc-init.
424 * config.gcc: Make crisv32-* have cpu_type cris. Handle
425 crisv32-*-elf and crisv32-*-none like cris-*-elf and cris-*-none
426 but without multilibs and with target_cpu_default=32.
427 (crisv32-*-linux*): Handle as cris-*-linux*. Set
428 target_cpu_default to 32 and 10 accordingly.
429 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Remove unused macro.
430 (cris_movem_load_rest_p, cris_store_multiple_op_p): Remove FIXME.
431 Change regno_dir and regno only if !TARGET_V32.
432 (cris_conditional_register_usage): If TARGET_V32, set
433 reg_alloc_order as per REG_ALLOC_ORDER_V32 and make
434 CRIS_ACR_REGNUM non-fixed.
435 (cris_print_base): Add gcc_assert for post_inc on CRIS_ACR_REGNUM.
436 (cris_print_operand) <case 'Z', case 'u'>: New cases.
437 <case REG of case 'H'>: Allow for CRIS_SRP_REGNUM.
438 (cris_reload_address_legitimized): Always return false for TARGET_V32.
439 (cris_register_move_cost): New function, guts from
440 REGISTER_MOVE_COST adjusted for CRIS v32.
441 (cris_normal_notice_update_cc): New function split out from...
442 (cris_notice_update_cc): Set cc_status.flags CC_REVERSED for
443 TARGET_CCINIT. Call cris_normal_notice_update_cc for CC_REV,
444 CC_NOOV32 and CC_NORMAL, but set cc_status.flags CC_NO_OVERFLOW
445 for CC_NOOV32 and TARGET_V32.
446 (cris_simple_epilogue): Always return false for TARGET_V32 if
447 cris_return_address_on_stack yields true.
448 (cris_cc0_user_requires_cmp): New function.
449 (cris_valid_pic_const): Add argument ANY_OPERAND. All callers
450 changed. Handle CRIS_UNSPEC_PLT_PCREL and CRIS_UNSPEC_PCREL.
451 (cris_asm_output_case_end): New function, guts from
452 ASM_OUTPUT_CASE_END adjusted for CRIS v32.
453 (cris_override_options): Adjust for CRIS v32. Mask out
454 TARGET_SIDE_EFFECT_PREFIXES and TARGET_MUL_BUG if v32.
455 (cris_asm_output_mi_thunk, cris_expand_epilogue)
456 (cris_gen_movem_load, cris_emit_movem_store)
457 (cris_expand_pic_call_address, cris_asm_output_symbol_ref)
458 (cris_asm_output_label_ref, cris_output_addr_const_extra): Adjust
460 (cris_split_movdx): Copy re-used MEM.
461 * config/cris/t-elfmulti: Add multilib v32 for -march=v32.
462 * config/cris/predicates.md
463 ("cris_general_operand_or_pic_source"): New predicate.
464 ("cris_general_operand_or_plt_symbol"): Replace by...
465 ("cris_nonmemory_operand_or_callable_symbol"): New predicate.
466 * config/cris/linux.h: Sanity-check TARGET_CPU_DEFAULT for
467 presence and contents.
468 (CRIS_SUBTARGET_DEFAULT_ARCH): New macro, MASK_AVOID_GOTPLT for
470 (CRIS_CPP_SUBTARGET_SPEC, CRIS_CC1_SUBTARGET_SPEC,
471 CRIS_ASM_SUBTARGET_SPEC): Adjust for different TARGET_CPU_DEFAULT.
472 (CRIS_SUBTARGET_DEFAULT): Add CRIS_SUBTARGET_DEFAULT_ARCH.
473 * config/cris/cris.h: Sanity-check TARGET_CPU_DEFAULT for contents.
474 (CRIS_DEFAULT_TUNE, CRIS_ARCH_CPP_DEFAULT)
475 (CRIS_DEFAULT_ASM_ARCH_OPTION): New macros.
476 (CRIS_CC1_SUBTARGET_SPEC): Change default tuning to use
478 (CRIS_CPP_SUBTARGET_SPEC): Ditto. Add CRIS_ARCH_CPP_DEFAULT.
479 (ASM_SPEC): Add sanity-check erroring out when both -march= and
480 -mcpu= are specified. Pass on either as --march=v32.
481 (CRIS_ASM_SUBTARGET_SPEC): When neither -march= or -mcpu= are
482 specified, pass on CRIS_DEFAULT_ASM_ARCH_OPTION.
483 (CRIS_CPU_V32): New macro.
484 [!TARGET_CPU_DEFAULT]: Default-define as CRIS_CPU_BASE.
485 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]: Move default
486 TARGET_DEFAULT definition after new TARGET_CPU_DEFAULT definition.
487 Define v32-adjusted TARGET_DEFAULT.
488 (CRIS_DEFAULT_CPU_VERSION): Change to TARGET_CPU_DEFAULT from
490 (TARGET_V32): New macro.
491 (REG_ALLOC_ORDER_V32): New macro.
492 (HARD_REGNO_MODE_OK): Do not allow larger-than-register-size modes
493 into CRIS_ACR_REGNUM.
494 (enum reg_class): New classes ACR_REGS, SPEC_ACR_REGS, GENNONACR_REGS
495 and SPEC_GENNONACR_REGS.
496 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Adjust for new classes.
497 (REGNO_REG_CLASS): Give ACR_REGS for CRIS_ACR_REGNUM.
498 (MODE_CODE_BASE_REG_CLASS): Define, give for OCODE POST_INC
499 GENNONACR_REGS, BASE_REG_CLASS otherwise.
500 (REG_CLASS_FROM_LETTER): 'a' is for ACR_REGS.
501 (REGNO_MODE_CODE_OK_FOR_BASE_P): Define, refusing OCODE POST_INC
503 (PREFERRED_RELOAD_CLASS): Keep ACR_REGS as preferred.
504 (HARD_REGNO_RENAME_OK): Refuse CRIS_ACR_REGNUM as TO.
505 (EXTRA_CONSTRAINT): New constraint 'U'.
506 (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE)
507 (ASM_OUTPUT_ADDR_DIFF_ELT): Adjust for CRIS v32.
508 (BASE_OR_AUTOINCR_P): Refuse POST_INC for CRIS_ACR_REGNUM.
509 (SIMPLE_ADDRESS_P): Remove.
510 (GO_IF_LEGITIMATE_ADDRESS): Use BASE_OR_AUTOINCR_P, not redundant
511 SIMPLE_ADDRESS_P. Make one chained if-else, finishing as
512 non-match after BASE_OR_AUTOINCR_P for TARGET_V32.
513 (REGISTER_MOVE_COST): Just call the new function
514 cris_register_move_cost.
515 (enum cris_pic_symbol_type): Rename cris_gotrel_symbol to
516 cris_rel_symbol. All users changed.
517 (REGISTER_NAMES): Replace "pc" with "acr".
518 (ADDITIONAL_REGISTER_NAMES): Add "pc" for 15.
519 (ASM_OUTPUT_REG_PUSH): Change to v32-compatible sequence.
520 (ASM_OUTPUT_REG_POP): Change to v32-compatible syntax.
521 (ASM_OUTPUT_CASE_END): Just call the new function
522 cris_asm_output_case_end.
523 * gcc/config/cris/cris.md: Group related constants together, with
525 (CRIS_UNSPEC_PLT_GOTREL, CRIS_UNSPEC_PLT_PCREL, CRIS_UNSPEC_PCREL)
526 (CRIS_UNSPEC_CASESI): New constants.
527 (CRIS_UNSPEC_PLT): Remove constant.
528 (CRIS_ACR_REGNUM): New constant.
529 ("slottable"): New attr alternatives "has_return_slot" and
531 ("cc"): New attr alternatives "noov32" and "rev".
532 ((eq_attr "slottable" "has_call_slot"))
533 ((eq_attr "slottable" "has_return_slot")): New define_delays.
534 ("movdi", "movsi"): Adjust operands for CRIS v32.
535 ("tstdi", "cmpdi", "adddi3", "subdi3", "uminsi3")
536 ("indirect_jump"): Ditto. Make define_expand.
537 ("*tstdi_non_v32", "*tstdi_v32", "*tst<mode>_cmp")
538 ("*tst<mode>_non_cmp", "*cmpdi_non_v32", "*cmpdi_v32")
539 ("*movdi_v32", "*adddi3_non_v32", "*adddi3_v32")
540 ("*addsi3_non_v32", "*addsi3_v32", "*addhi3_non_v32")
541 ("*addhi3_v32", "*addqi3_non_v32", "*addqi3_v32")
542 ("*subdi3_non_v32", "*subdi3_v32", "*subsi3_non_v32")
543 ("*subsi3_v32", "*sub<mode>3_nonv32", "*sub<mode>3_v32")
544 ("*andqi3_non_v32", "*andqi3_v32", "*iorsi3_non_v32")
545 ("*iorsi3_v32", "*iorhi3_non_v32", "*iorhi3_v32")
546 ("*iorqi3_non_v32", "*iorqi3_v32", "*uminsi3_non_v32")
547 ("*uminsi3_v32", "*indirect_jump_non_v32", "*indirect_jump_v32")
548 ("*expanded_call_v32", "*expanded_call_value_v32"): New patterns,
549 for the corresponding standard name.
550 ("tst<mode>"): Limit to BW and make define_expand.
551 ("tstsi"): Make separate insn, adjusting for CRIS v32.
552 ("*cmp_swapext<mode>"): Adjust for v32. Specify "rev" for attr "cc".
553 ("cmpsi", "cmp<mode>"): Remove special cases for zero. Specify
555 ("*btst"): Don't match for TARGET_CCINIT. Replace test of
556 register with compatible "cmpq 0". Specify attr "cc".
557 ("*movdi_insn_non_v32"): New pattern, replacing "*movdi_insn" and
559 (define_split for DI move): Match CRIS v32 only.
560 ("*movsi_got_load", "*movsi_internal", "*addi"): Adjust for CRIS v32.
561 ("load_multiple", "store_multiple", "*addsbw_v32", "*addubw_v32")
562 ("*adds<mode>_v32", "*addu<mode>_v32", "*bound<mode>_v32")
563 ("*casesi_jump_v32", "*expanded_andsi_v32", "*expanded_andhi_v32")
564 ("*extop<mode>si_v32", "*extopqihi_v32", "*andhi_lowpart_v32")
565 ("*andqi_lowpart_v32", "cris_casesi_v32"): New patterns.
566 ("add<mode>3"): Make addsi3, addhi3 and addqi3 define_expand.
567 ("sub<mode>3"): Ditto subsi3, subhi3 and subqi3.
568 ("ior<mode>3"): Ditto iorsi3, iorhi3 and iorqi3.
569 ("*extopqihi_non_v32"): Replace "*extopqihi".
570 ("*extop<mode>si_non_v32"): Replace "*extop<mode>si".
571 ("*addxqihi_swap_non_v32"): Rename from "*extopqihi_swap", make
573 ("*extop<mode>si_swap_non_v32"): Ditto "*extop<mode>si_swap".
574 ("*expanded_andsi_non_v32"): Ditto "*expanded_andsi".
575 ("*expanded_andhi_non_v32"): Ditto "*expanded_andhi".
576 ("*andhi_lowpart_non_v32"): Ditto "*andhi_lowpart".
577 ("*andqi_lowpart_non_v32"): Ditto "*andqi_lowpart".
578 ("*expanded_call_non_v32"): Ditto "*expanded_call". Change from
579 "cris_general_operand_or_plt_symbol" to "general_operand".
580 ("*expanded_call_value_non_v32") Ditto "*expanded_call_value".
581 ("*casesi_adds_w", "mstep_shift", "mstep_mul")
582 ("*expanded_call_side", "*expanded_call_value_side")
583 (op-extend-split, op-extend-split-rx=rz, op-extend-split-swapped)
584 (op-extend-split-swapped-rx=rz, op-extend, op-split-rx=rz)
585 (op-split-swapped, op-split-swapped-rx=rz): Make non-v32 only.
586 ("dstep_mul", "xorsi3", "one_cmplsi2", "<shlr>si3")
587 ("*expanded_<shlr><mode>", "*<shlr><mode>_lowpart", "ashl<mode>3")
588 ("*ashl<mode>_lowpart", "abssi2", "clzsi2", "bswapsi2")
589 ("cris_swap_bits"): Specify "noov32" for attr "cc".
590 ("<su>mulsi3_highpart"): Ditto. Correct operand 0 to register_operand.
591 ("andqi3"): Make define_expand.
592 ("*return_expanded"): For attr "slottable", change from "has_slot"
593 to "has_return_slot".
594 ("cris_casesi_non_v32"): New pattern, old contents of "casesi".
595 ("casesi"): Divert into "cris_casesi_v32" and "cris_casesi_non_v32".
596 (moversideqi, movemsideqi, mover2side): Require
597 TARGET_SIDE_EFFECT_PREFIXES.
598 (gotplt-to-plt, gotplt-to-plt-side): Change from CRIS_UNSPEC_PLT
599 to CRIS_UNSPEC_PLT_GOTREL.
600 * config/cris/cris-protos.h (cris_register_move_cost)
601 (cris_cc0_user_requires_cmp, cris_asm_output_case_end): Declare.
603 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
606 * dwarf2out.c (dwarf_tag_name): Synchronize with dwarf2.h.
607 (is_type_die): Cover interface types.
608 (class_or_namespace_scope_p): Cover interface and class types.
609 (record_type_tag): New.
610 (gen_inlined_structure_type_die): Use it.
611 (gen_struct_or_union_type_die): Likewise.
612 (prune_unused_types_walk): Cover interface types.
613 * langhooks.h (classify_record): New enum.
614 (classify_record): New member in struct langhooks_for_types.
615 * langhooks-def.h (LANG_HOOKS_CLASSIFY_RECORD): New.
616 (LANGHOOKS_FOR_TYPES_INITIALIZER): Adjust.
618 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
620 * dwarf2out.c (reference_to_unused): Don't emit strings in
621 initializers just because of debug information.
622 * tree.h (TREE_ASM_WRITTEN): Document use for STRING_CSTs.
624 2007-12-15 Sebastian Pop <sebastian.pop@amd.com>
626 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Replace
627 print_loop_ir with print_loops.
628 * tree-flow.h (dot_cfg, debug_loops, debug_loop, debug_loop_num,
629 print_loops, print_loops_bb): Declare.
630 * tree-cfg.c (print_loops_bb): New.
631 (print_loop): Print header, latch, bounds, estimation of iterations.
632 (print_loop_and_siblings): New.
633 (print_loop_ir): Renamed print_loops.
634 (debug_loop_ir): Renamed debug_loops.
635 (debug_loop, debug_loop_num): New.
637 2007-12-15 Bernhard Fischer <aldot@gcc.gnu.org>
639 * tree-flow-inline.h.c (next_readonly_imm_use): Fix typo in comment.
641 2007-12-15 Bernhard Fischer <aldot@gcc.gnu.org>
643 * toplev.c (process_options): Fix typo in warning.
645 2007-12-14 Jakub Jelinek <jakub@redhat.com>
648 * config/i386/i386.c (ix86_expand_branch): Optimize LE/LEU/GT/GTU
649 DImode comparisons against constant with all 1's in the lower word.
651 2007-12-14 Uros Bizjak <ubizjak@gmail.com>
653 * config/i386/sse.md (sse4_2_pcmpestr): Use reg_not_xmm0_operand
654 constraint for operand 2. Use nonimm_not_xmm0_operand constraint
655 for operand 4. Update arguments in the call to
656 gen_sse4_2_pcmpestr_cconly.
657 (sse_4_2_pcmpestr_cconly): Renumber insn operands and update insn
658 template accordingly.
659 (sse4_2_pcmpistr): Use reg_not_xmm0_operand constraint for operand2.
660 Use nonimm_not_xmm0_operand constraint for operand 3. Update
661 arguments in the call to gen_sse4_2_pcmpistr_cconly.
662 (sse_4_2_pcmpistr_cconly): Renumber insn operands and update insn
663 template accordingly.
665 2007-12-14 Richard Guenther <rguenther@suse.de>
668 * tree-ssa-operands.h (create_ssa_artificial_load_stmt): Add
669 parameter to say whether to unlink immediate uses.
670 * tree-ssa-operands.c (create_ssa_artificial_load_stmt): Do not
671 mark the artificial stmt as modified. Unlink immediate uses
673 * tree-ssa-dom.c (record_equivalences_from_stmt): Update caller.
674 * tree-ssa-pre.c (insert_fake_stores): Likewise.
676 2007-12-13 Eric Botcazou <ebotcazou@libertysurf.fr>
679 * gimplify.c (gimplify_modify_expr_complex_part): Add note to comment.
680 * tree-complex.c (init_dont_simulate_again): Return true if there are
681 uninitialized loads generated by gimplify_modify_expr_complex_part.
682 * tree-gimple.c (is_gimple_reg_type): Return false for complex types
684 * tree-ssa.c (ssa_undefined_value_p): New predicate extracted from...
685 (warn_uninit): ...here. Use ssa_undefined_value_p.
686 * tree-ssa-pre.c (is_undefined_value): Delete.
687 (phi_translate_1): Use ssa_undefined_value_p.
688 (add_to_exp_gen): Likewise.
689 (make_values_for_stmt): Likewise.
690 * tree-flow.h (ssa_undefined_value_p): Declare.
692 2007-12-13 Andrew Pinski <pinskia@gmail.com>
693 David Daney <ddaney@avtrex.com>
696 * system.h: Make -Wuninitialized non-fatal if ASSERT_CHECKING
699 2007-12-13 Jakub Jelinek <jakub@redhat.com>
701 PR rtl-optimization/32636
702 * df-scan.c (df_get_entry_block_def_set): Set struct_value_rtx
703 regno in entry_block_defs even if HAVE_prologue && epilogue_completed.
705 2007-12-13 Uros Bizjak <ubizjak@gmail.com>
706 Richard Guenther <rguenther@suse.de>
709 * config/i386/emmintrin.h (_mm_shuffle_pd, _mm_extract_epi16,
710 _mm_insert_epi16, _mm_shufflehi_epi16, _mm_shufflelo_epi16,
711 _mm_shuffle_epi32): Cast non-constant input values to either __m64,
712 __m128, __m128i or __m128d in a macro version of the intrinsic.
713 Cast constant input values to int.
714 * config/i386/ammintrin.h (_mm_extracti_si64, _mm_inserti_si64): Ditto.
715 * config/i386/bmmintrin.h (_mm_roti_epi8, _mm_roti_epi16,
716 _mm_roti_epi32, _mm_roti_epi64): Ditto.
717 * config/i386/smmintrin.h (_mm_blend_epi16, _mm_blend_ps, _mm_blend_pd,
718 _mm_dp_ps, _mm_dp_pd, _mm_insert_ps, _mm_extract_ps, _mm_insert_epi8,
719 _mm_insert_epi32, _mm_insert_epi64, _mm_extract_epi8, mm_extract_epi32,
720 _mm_extract_epi64, _mm_mpsadbw_epu8, _mm_cmpistrm, _mm_cmpistri,
721 _mm_cmpestrm, _mm_cmpestri, _mm_cmpistra, _mm_cmpistrc, _mm_cmpistro,
722 _mm_cmpistrs, _mm_cmpistrz, _mm_cmpestra, _mm_cmpestrc, _mm_cmpestro,
723 _mm_cmpestrs, _mm_cmpestrz): Ditto.
724 * config/i386/tmmintrin.h (_mm_alignr_epi8, _mm_alignr_pi8): Ditto.
725 * config/i386/xmmintrin.h (_mm_shuffle_ps, _mm_extract_pi16, _m_pextrw,
726 _mm_insert_pi16, _m_pinsrw, _mm_shuffle_pi16, _m_pshufw): Ditto.
727 * config/i386/mmintrin-common.h (_mm_round_pd, _mm_round_sd,
728 _mm_round_ps, _mm_round_ss): Ditto.
730 2007-12-13 Richard Guenther <rguenther@suse.de>
732 PR tree-optimization/34450
733 * params.def (PARAM_SCCVN_MAX_SCC_SIZE): New param.
734 * invoke.texi (sccvn-max-scc-size): Document.
735 * Makefile.in (tree-ssa-sccvn.o): Add $(PARAMS_H) dependency.
736 * tree-ssa-sccvn.h (run_scc_vn): Return true on success, false
738 * tree-ssa-sccvn.c (params.h): Include.
739 (DFS): Return true if all went well, return false as soon as
740 a SCC exceeds the size of PARAM_SCCVN_MAX_SCC_SIZE.
741 (run_scc_vn): Return true if all went well, return false if
742 we aborted during DFS.
743 * tree-ssa-pre.c (execute_pre): Check if SCCVN finished
744 successfully, otherwise bail out.
746 2007-12-13 Olga Golovanevsky <olga@il.ibm.com>
748 * ipa-struct-reorg.c (is_candidate): Print information to dump
749 file when the type is initialized.
750 (get_stmt_accesses): Likewise when a structure has bitfields
751 or field access is too complicate.
752 (safe_cond_expr_check): Likewise for unsafe condition expressions.
753 (exclude_cold_structs): Likewise for cold structures.
754 (collect_structures): Suppress redundant print when there are
755 no structures to transform.
756 (do_reorg): Print to dump file a number of structures that
758 (dump_new_types): Print a number of new types to replace
759 an original structure type.
761 2007-12-13 Olga Golovanevsky <olga@il.ibm.com>
763 * doc/invoke.texi (Optimiza Options): Document new -fipa-struct-reorg
764 option and struct-reorg-cold-struct-ratio parameter.
766 2007-12-13 Torbjorn Granlund <tege@swox.com>
768 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Check op0 for
769 ZERO_EXTEND when computing costs for widening multiplication.
771 2007-12-13 Richard Earnshaw <rearnsha@arm.com>
774 * config/arm/ieee754-df.S (floatundidf): Fix for wrong sp value on
775 exit when using hard FPA.
776 * config/arm/ieee754-df.S (floatdidf): Likewise.
778 2007-12-12 Jakub Jelinek <jakub@redhat.com>
781 * doc/install.texi: Document that for MinGW only runtime 3.12 and
784 2007-12-12 David Edelsohn <edelsohn@gnu.org>
786 * config/rs6000/rs6000.c (is_mem_ref): Ignore STACK_TIE.
788 2007-12-12 Aldy Hernandez <aldyh@redhat.com>
790 PR tree-optimization/32901
791 * gimplify.c (gimplify_modify_expr_rhs): Handle the case when we
792 are assigning from a constant constructor.
793 Fix wrapping in function comment.
795 2007-12-12 Andreas Krebbel <krebbel1@de.ibm.com>
797 * config/s390/s390.c (s390_O_constraint_str): Limit the range
798 for 'On' to -4G+1..-1.
799 * config/s390/constraints.md: Adjust comment accordingly.
801 2007-12-11 Nathan Sidwell <nathan@codesourcery.com>
803 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use frame_reg_rtx
806 2007-12-11 Kai Tietz <kai.tietz@onevision.com>
808 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Handle 64-bit
809 target same as 32-bit.
811 2007-12-10 Jakub Jelinek <jakub@redhat.com>
813 PR tree-optimization/34371
814 * tree-vectorizer.h (struct _loop_vec_info): Add num_iters_unchanged
816 (LOOP_VINFO_NITERS_UNCHANGED): Define to num_iters_unchanged field.
817 * tree-vectorizer.c (set_prologue_iterations,
818 slpeel_tree_peel_loop_to_edge): Call unshare_expr on
819 LOOP_VINFO_NITERS_UNCHANGED before using it.
821 2007-12-10 Eric Botcazou <ebotcazou@libertysurf.fr>
824 * config/i386/i386.c (ix86_expand_movmem): Punt if the count is large.
825 (ix86_expand_setmem): Likewise.
827 2007-12-10 Kenneth Zadeck <zadeck@naturalbridge.com>
829 PR rtl-optimization/34302
830 * auto-inc-dec.c (attempt_change): Change place where move is
833 2007-12-10 Jakub Jelinek <jakub@redhat.com>
835 * dwarf2out.c (gen_array_type_die, gen_descr_array_type_die): For
836 Fortran multi-dimensional arrays use DW_AT_ordering
839 2007-12-10 Paolo Bonzini <bonzini@gnu.org>
842 * config/i386/i386.c (override_options): Enable -fvect-cost-model.
844 2007-12-10 Uros Bizjak <ubizjak@gmail.com>
846 * config/i386/i386.c (ix86_function_regparm): Do not check global_regs
847 array, registers that are members of global_regs are also members of
848 fixed_regs array. Use REGPARM_MAX to check that no regparm hard
849 register is taken by a fixed register variable. Check up to and
850 including DI_REG when adjusting regparm value due to fixed regs usage.
851 (rep_prefix_usable): Check fixed_regs array, not global_regs array for
852 available hard registers.
853 (ix86_expand_strlen): Ditto.
854 * config/i386/i386.md (strmov): Ditto.
857 2007-12-10 Kaz Kojima <kkojima@gcc.gnu.org>
859 * genopinit.c: Include tm_p.h in generated file.
861 * config/arm/neon.md (vec_set<mode>_internal): Use INTVAL
862 to extract the integer from operands[2].
863 (vec_setv2di_internal): Likewise.
865 * config/arm/arm.c (arm_size_return_regs): Make return type unsigned.
866 (arm_init_neon_builtins): Move code after declarations.
868 2007-12-10 Hans-Peter Nilsson <hp@axis.com>
870 * reload.c (find_reloads_address_1): To properly mark as an
871 autoincdec, pass X for non-NULL OUT in call to push_reload for
872 autoincdec which can't be trivially used as an address.
874 2007-12-10 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
875 Hans-Peter Nilsson <hp@axis.com>
877 * caller-save.c (insert_one_insn): If inserting before a call_insn
878 then the registers containing the arguments of the call are
879 live_throughout in the new insn.
881 2007-12-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
885 * pa.md: Consolidate HImode and QImode move patterns into one pattern
886 each, eliminating floating-point alternatives.
887 * pa-protos.h (pa_cannot_change_mode_class, pa_modes_tieable_p):
889 * pa-64.h (SECONDARY_MEMORY_NEEDED): Define here.
890 * pa.c (pa_secondary_reload): Use an intermediate general register
891 for copies to/from floating-point register classes. Simplify code
892 SHIFT_REGS class. Provide additional comments.
893 (pa_cannot_change_mode_class, pa_modes_tieable_p): New functions.
894 * pa.h (MODES_TIEABLE_P): Use pa_modes_tieable_p.
895 (SECONDARY_MEMORY_NEEDED): Delete define.
896 (INT14_OK_STRICT): Define.
897 (MODE_OK_FOR_SCALED_INDEXING_P): Allow SFmode and DFmode when using
899 (MODE_OK_FOR_UNSCALED_INDEXING_P): Likewise.
900 (GO_IF_LEGITIMATE_ADDRESS): Use INT14_OK_STRICT in REG+D case for
902 (LEGITIMIZE_RELOAD_ADDRESS): Use INT14_OK_STRICT in mask selection.
903 Align DImode offsets when generating 64-bit code.
904 * pa32-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
905 (CANNOT_CHANGE_MODE_CLASS): Define.
906 * pa64-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
907 (CANNOT_CHANGE_MODE_CLASS): Define using pa_cannot_change_mode_class.
909 2007-12-09 Jakub Jelinek <jakub@redhat.com>
912 * langhooks-def.h (LANG_HOOKS_GET_ARRAY_DESCR_INFO): Define.
913 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
914 * langhooks.h (struct array_descr_info): Forward declaration.
915 (struct lang_hooks_for_types): Add get_array_descr_info field.
916 * dwarf2.h (DW_AT_bit_stride, DW_AT_byte_stride): New.
917 (DW_AT_stride_size, DW_AT_stride): Keep around for Dwarf2
919 * dwarf2out.h (struct array_descr_info): New type.
920 * dwarf2out.c (dwarf_attr_name): Rename DW_AT_stride to
921 DW_AT_byte_stride and DW_AT_stride_size to DW_AT_bit_size.
922 (descr_info_loc, add_descr_info_field, gen_descr_array_type_die):
924 (gen_type_die_with_usage): Call lang_hooks.types.get_array_descr_info
925 and gen_descr_array_type_die.
927 2007-12-08 Richard Guenther <rguenther@suse.de>
929 PR tree-optimization/34391
930 * tree-vect-transform.c (vect_setup_realignment): Mark new
931 symbols for renaming.
933 2007-12-07 Bob Wilson <bob.wilson@acm.org>
935 * config/xtensa/xtensa.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
936 (ASM_OUTPUT_DWARF_PCREL): Define.
938 2007-12-07 Richard Guenther <rguenther@suse.de>
941 * opts.c (common_handle_option): Handle OPT_fforce_addr.
943 2007-12-07 Aldy Hernandez <aldyh@redhat.com>
945 * m32c.h (LEGITIMIZE_ADDRESS): Use WIN instead of win.
946 (LEGITIMIZE_RELOAD_ADDRESS): Same.
948 2007-12-07 Samuel Tardieu <sam@rfc1149.net>
951 * doc/install.texi: Explain how to check for a clean environment when
954 2007-12-07 Richard Guenther <rguenther@suse.de>
956 * tree-profile.c (gcov_type_tmp_var): New global variable.
957 (tree_gen_edge_profiler): Use a single shared variable decl per
958 function for edge counter incrementing.
959 (tree_profiling): Re-set the shared variable.
961 2007-12-06 Bob Wilson <bob.wilson@acm.org>
963 * config/xtensa/xtensa.c (xtensa_va_start): Add prototype.
965 2007-12-06 Tom Tromey <tromey@redhat.com>
968 * c-opts.c (c_common_parse_file): Call cpp_clear_file_cache.
970 2007-12-06 Richard Sandiford <rsandifo@nildram.co.uk>
972 * config/mips/mips.c (mips_function_ok_for_sibcall): Check
973 targetm.binds_local_p as well as DECL_EXTERNAL.
975 2007-12-06 Harsha Jagasia <harsha.jagasia@amd.com>
977 * tree-vectorizer.c (slpeel_add_loop_guard): Gimplify the condition.
978 (set_prologue_iterations): New. Set the prologue iterations to total
979 number of scalar iterations if the cost model check indicates that
980 scalar code should be generated.
981 (slpeel_tree_peel_loop_to_edge): Add a new parameter and code for
982 generating the cost condition for epilog. Call
983 set_prologue_iterations to generate cost condition for prolog.
984 (new_loop_vec_info): Initialize LOOP_VINFO_NITERS_UNCHANGED.
985 * tree-vectorizer.h (LOOP_VINFO_NITERS_UNCHANGED): New.
986 (slpeel_tree_peel_loop_to_edge): Update declaration.
987 (set_prologue_iterations): New declaration.
988 * tree-vect-analyze.c (vect_analyze_loop_form): Update
989 LOOP_VINFO_NITERS_UNCHANGED.
990 * tree-vect-transform.c
991 (vect_estimate_min_profitable_iters): Add new parameter and
992 code to check if run time cost model test is needed.
993 Remove code that adds builtin vectorization cost to scalar
994 outside cost for the run time cost model test. If run time
995 cost model test is needed add the appropriate guard cost to
996 the scalar outside cost. The guard cost depends on whether
997 the guard is generated at versioning or at prolog generation
998 or at epilog generation. Change cost model equation to include
1000 (conservative_cost_threshold): New. Return the less conservative
1001 profitability threshold between the cost model threshold and the
1002 user defined vectorization threshold.
1003 (vect_do_peeling_for_loop_bound): Call conservative_cost_threshold.
1004 (vect_do_peeling_for_alignment): Same.
1005 (vect_loop_versioning): Same.
1006 (vect_create_cond_for_align_checks): ANDs the cost model condition
1007 with the alignment condition.
1008 (vect_transform_loop): Call loop versioning only when there is a
1009 misalignment or an aliasing problem.
1011 2007-12-06 Jakub Jelinek <jakub@redhat.com>
1014 * tree-ssa-ccp.c (optimize_stdarg_builtin): New function.
1015 (execute_fold_all_builtins): Call it for BUILT_IN_VA_START,
1016 BUILT_IN_VA_COPY and BUILT_IN_VA_END.
1018 * target.h (struct ggc_target): Add expand_builtin_va_start hook.
1019 * target-def.h (TARGET_EXPAND_BUILTIN_VA_START): Define.
1020 (TARGET_INITIALIZER): Add it.
1021 * builtins.c (expand_builtin_va_start): Use
1022 targetm.expand_builtin_va_start hook instead of
1023 EXPAND_BUILTIN_VA_START macro.
1024 * alpha/alpha.c (alpha_va_start): Made static.
1025 (override_options): Clear targetm.expand_builtin_va_start if
1027 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1028 * alpha/unicosmk.h (EXPAND_BUILTIN_VA_START): Remove.
1029 * alpha/alpha.h (EXPAND_BUILTIN_VA_START): Remove.
1030 * alpha/alpha-protos.h (alpha_va_start): Remove prototype.
1031 * xtensa/xtensa.h (EXPAND_BUILTIN_VA_START): Remove.
1032 * xtensa/xtensa.c (TARGET_EXPAND_BUILTIN_VA_START): Define.
1033 (xtensa_va_start): Made static.
1034 * xtensa/xtensa-protos.h (xtensa_va_start): Remove prototype.
1035 * pa/pa-protos.h (hppa_va_start): Remove prototype.
1036 * pa/pa.h (EXPAND_BUILTIN_VA_START): Remove.
1037 * pa/pa.c (hppa_va_start): Made static, add prototype.
1038 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1039 * frv/frv.c (frv_expand_builtin_va_start): Made static, add prototype.
1040 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1041 * frv/frv-protos.h (frv_expand_builtin_va_start): Remove prototype.
1042 * frv/frv.h (EXPAND_BUILTIN_VA_START): Remove.
1043 * i386/i386.c (override_options): Clear
1044 targetm.expand_builtin_va_start if -m32 or 64-bit MS ABI.
1045 (ix86_va_start): Made static.
1046 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1047 * i386/i386.h (EXPAND_BUILTIN_VA_START): Remove.
1048 * i386/i386-protos.h (ix86_va_start, ix86_va_arg): Remove prototypes.
1049 * iq2000/iq2000-protos.h (iq2000_va_start): Remove prototype.
1050 * iq2000/iq2000.h (EXPAND_BUILTIN_VA_START): Remove.
1051 * iq2000/iq2000.c (iq2000_va_start): Made static, add prototype.
1052 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1053 * rs6000/rs6000-protos.h (rs6000_va_start): Remove prototype.
1054 * rs6000/rs6000.c (rs6000_va_start): Made static, add prototype.
1055 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1056 (rs6000_override_options): Clear targetm.expand_builtin_va_start if
1057 DEFAULT_ABI != ABI_V4.
1058 * rs6000/rs6000.h (EXPAND_BUILTIN_VA_START): Remove.
1059 * spu/spu.c (spu_va_start): Made static, add prototype.
1060 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1061 * spu/spu.h (EXPAND_BUILTIN_VA_START): Remove.
1062 * spu/spu-protos.h spu_va_start): Remove prototype.
1063 * stormy16/stormy16.h (EXPAND_BUILTIN_VA_START): Remove.
1064 * stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_start):
1066 * stormy16/stormy16.c (xstormy16_expand_builtin_va_start): Made static.
1067 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1068 * s390/s390-protos.h (s390_va_start): Remove prototype.
1069 * s390/s390.c (s390_va_start): Made static.
1070 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1071 * s390/s390.h (EXPAND_BUILTIN_VA_START): Remove.
1072 * mn10300/mn10300.h (EXPAND_BUILTIN_VA_START): Remove.
1073 * mn10300/mn10300-protos.h (mn10300_va_start): Remove prototype.
1074 * mn10300/mn10300.c (mn10300_va_start): Made static, add prototype.
1075 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1076 * arc/arc.c (arc_va_start): Made static, add prototype.
1077 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1078 * arc/arc.h (EXPAND_BUILTIN_VA_START): Remove.
1079 * arc/arc-protos.h (arc_va_start): Remove prototype.
1080 * mt/mt-protos.h (mt_va_start): Remove prototype.
1081 * sparc/sparc.c (sparc_va_start): Made static, add prototype.
1082 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1083 * sparc/sparc-protos.h (sparc_va_start): Remove prototype.
1084 * sparc/sparc.h (EXPAND_BUILTIN_VA_START): Remove.
1085 * sh/sh.c (sh_va_start): Made static, add prototype.
1086 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1087 * sh/sh-protos.h (sh_va_start): Remove prototype.
1088 * sh/sh.h (EXPAND_BUILTIN_VA_START): Remove.
1089 * mips/mips-protos.h (mips_va_start): Remove prototype.
1090 * mips/mips.h (EXPAND_BUILTIN_VA_START): Remove.
1091 * mips/mips.c (mips_va_start): Made static.
1092 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1094 2007-12-06 Uros Bizjak <ubizjak@gmail.com>
1096 * tree-ssa-loop.c (gate_tree_parallelize_loops): Return true when
1097 "flag_tree_parallelize_loops > 1".
1099 2007-12-06 Zdenek Dvorak <ook@ucw.cz>
1100 Dorit Nuzman <dorit@il.ibm.com>
1101 Jakub Jelinek <jakub@redhat.com>
1103 PR tree-optimization/34005
1104 * tree-gimple.c (is_gimple_formal_tmp_rhs): Add a case for COND_EXPR.
1105 * gimplify.c (gimplify_ctx): Add a new member allow_rhs_cond_expr.
1106 (gimplify_pure_cond_expr): New function.
1107 (generic_expr_could_trap_p): New function.
1108 (gimplify_cond_expr): Call gimplify_pure_cond_expr.
1109 (force_gimple_operand): Initialize new field allow_rhs_cond_expr.
1111 2007-12-06 Andreas Krebbel <krebbel1@de.ibm.com>
1113 * config/s390/s390.c (s390_emit_stack_tie): New function.
1114 (s390_emit_prologue): Emit a stack tie when writing to the
1116 * config/s390/s390.md ("stack_tie"): New insn definition.
1118 2007-12-06 Ben Elliston <bje@au.ibm.com>
1121 * doc/sourcebuild.texi (Miscellaneous Docs): Remove SERVICE item.
1123 2007-12-05 Jakub Jelinek <jakub@redhat.com>
1126 * fold-const.c (fold_binary) <case BIT_IOR_EXPR>: Don't minimize
1127 number of bits set in C1 if a mode mask for some mode can be used
1130 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
1132 * varasm.c (merge_weak, weak_finish, assemble_alias): Commentary typo
1135 2007-12-05 Richard Guenther <rguenther@suse.de>
1137 PR tree-optimization/34138
1138 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1139 Do not forward propagate addresses if that changes volatileness of
1140 the pointed-to type.
1142 2007-12-05 Uros Bizjak <ubizjak@gmail.com>
1145 * config/i386/i386.c (ix86_function_regparm): Also check for fixed
1146 registers when checking that regparm registers are available.
1147 Lower regparm value due to fixed registers usage in addition to
1150 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
1152 * sparseset.c: Include config.h and system.h before sparseset.h.
1153 * sparseset.h: Remove inclusion of system.h.
1155 2007-12-05 Jakub Jelinek <jakub@redhat.com>
1156 Richard Sandiford <rsandifo@nildram.co.uk>
1158 * optabs.c (init_insn_codes): New function.
1159 (new_optab): Delete.
1160 (init_optab, init_optabv): Don't call new_optab.
1161 (init_convert_optab): Don't clear the insn codes.
1162 (init_optabs): Call init_insn_codes.
1164 2007-12-04 Jakub Jelinek <jakub@redhat.com>
1166 * omp-low.c (optimize_omp_library_calls): New function.
1167 (expand_omp_parallel): Call it if optimizing.
1170 * stmt.c (expand_stack_restore): Call expand_normal on var to get
1171 rtx for it instead of assuming it will be a VAR_DECL.
1173 2007-12-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1175 * c-parser (c_parser_statement_after_labels): Move error from here...
1176 (c_parser_label): ... to here. Check that the declaration is not
1177 actually just another label.
1179 2007-12-04 Richard Guenther <rguenther@suse.de>
1183 * tree-ssa-operands.c (get_addr_dereference_operands): If we
1184 fall back to using the SMTs aliases, make sure to add virtual
1185 operands for the SMT itself.
1186 (create_ssa_artificial_load_stmt): Fix typo. Make sure to also
1187 clear the loaded and stored symbols bitmaps.
1189 2007-12-04 Ben Elliston <bje@au.ibm.com>
1191 * config/spu/spu.h (ASM_FORMAT_PRIVATE_NAME): Remove; use default.
1193 2007-12-04 Ben Elliston <bje@au.ibm.com>
1195 * doc/tm.texi (Exception Handling): Mention unwind-dw2-xtensa.c.
1197 2007-12-03 Steven Bosscher <stevenb.gcc@gmail.com>
1200 * doc/invoke.texi: Remove -fforce-addr documentation.
1201 * expr.c (emit_move_insn): Remove use of flag_force_addr.
1202 (expand_expr_real_1): Same.
1203 (do_tablejump): Same.
1204 Call memory_address instead of memory_address_noforce.
1205 * expr.h (memory_address_noforce): Remove prototype.
1206 * explow.c (memory_address): Remove support for flag_force_addr.
1207 (validize_mem): Same.
1208 (memory_address_noforce): Remove.
1209 * common.opt: Add dummy documentation for -fforce-addr.
1210 * combine.c (can_combine_p): Remove -fforce-addr comment.
1211 * config/cris/cris.h (OPTIMIZATION_OPTIONS): Remove set of
1213 * config/m68k/m68k.h (PIC_CASE_VECTOR_ADDRESS): Remove comment
1214 relating to memory_address_noforce.
1215 * testsuite/gcc.c-torture/compile/20050802-1.c: Remove.
1216 * testsuite/gcc.c-torture/compile/20011113-1.c: Remove.
1218 2007-12-03 Jakub Jelinek <jakub@redhat.com>
1220 * omp-low.c (lookup_decl_in_outer_ctx): Allow calling this
1221 with !ctx->is_nested.
1222 (maybe_lookup_decl_in_outer_ctx): Look up in outer contexts
1223 even if !ctx->is_nested.
1224 (lower_copyprivate_clauses, lower_send_clauses,
1225 lower_send_shared_vars): Call lookup_decl_in_outer_ctx
1229 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Optimize
1230 (X << C1) & C2 into (X << C1) & (C2 | ((1 << C1) - 1))
1231 and (X >> C1) & C2 into (X >> C1) & (C2 | ~((type) -1 >> C1)).
1232 (fold_binary) <case LSHIFT_EXPR, case RSHIFT_EXPR>: Optimize
1233 (X & C2) << C1 into (X << C1) & (C2 << C1) and
1234 (X & C2) >> C1 into (X >> C1) & (C2 >> C1) if that allows further
1237 PR tree-optimization/33453
1238 * tree-data-ref.c (split_constant_offset): Use POINTER_PLUS_EXPR
1239 for pointer addition.
1240 * tree-parloops.c (canonicalize_loop_ivs): Likewise.
1241 (separate_decls_in_loop_name): Copy DECL_GIMPLE_REG_P from var to
1244 2007-12-03 Bernd Schmidt <bernd.schmidt@analog.com>
1246 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __FDPIC__ as
1249 2007-12-03 Razya Ladelsky <razya@il.ibm.com>
1251 * doc/invoke.texi (fipa-cp, fipa-matrix-reorg): Add documentation.
1253 2007-12-03 Jakub Jelinek <jakub@redhat.com>
1256 * opts.c (common_handle_option): Handle OPT_ftree_store_copy_prop.
1257 * common.opt (ftree-store-copy-prop): Use the same help text as for
1260 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
1261 Revital Eres <eres@il.ibm.com>
1263 * modulo-sched.c (calculate_must_precede_follow,
1264 try_scheduling_node_in_cycle): New functions.
1265 (sms_schedule_by_order): Call the new functions.
1266 (ps_insn_find_column): Use must_follow and must_precede only if
1268 (ps_insn_advance_column): Likewise.
1270 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
1271 Revital Eres <eres@il.ibm.com>
1273 * modulo-sched.c (get_sched_window): Fix the direction of the
1274 scheduling window and add dump info.
1276 2007-12-02 Samuel Tardieu <sam@rfc1149.net>
1278 * config/sh/sh.md (cmpgeusi_t): Fix condition.
1280 2007-11-30 Jan Hubicka <jh@suse.cz>
1282 * ggc-common.c (dump_ggc_loc_statistics): Reset ggc_force_collect flag.
1284 2007-11-30 Seongbae Park <seongbae.park@gmail.com>
1286 PR rtl-optimization/34171
1287 * cfgrtl.c (update_bb_for_insn_chain): New function,
1288 refactored from update_bb_for_insn.
1289 (update_bb_for_insn): Call update_bb_for_insn.
1290 (rtl_merge_blocks, try_redirect_by_replacing_jump):
1291 Replace a loop with update_bb_for_insn_chain call.
1292 (cfg_layout_merge_blocks): Add a call to
1293 update_bb_for_insn_chain. Replace the for loop
1294 with a call to update_bb_for_insn_chain.
1296 2007-11-30 Ben Elliston <bje@au.ibm.com>
1298 * config/vax/vax.h (ASM_FORMAT_PRIVATE_NAME): Remove. Use default.
1300 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
1302 PR tree-optimization/34244
1303 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
1304 (record_numbers_of_iterations): New function.
1305 (execute_vrp): Cache the numbers of iterations of loops.
1306 * tree-scalar-evolution.c (scev_reset_except_niters): New function.
1307 (scev_reset): Use scev_reset_except_niters.
1308 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
1310 2007-11-29 Jan Hubicka <jh@suse.cz>
1311 Jakub Jelinek <jakub@redhat.com>
1313 PR tree-optimization/33434
1314 * tree-inline.c (setup_one_parameter): If the value passed to
1315 a parameter is never used, don't set it up.
1317 2007-11-29 Jakub Jelinek <jakub@redhat.com>
1320 * config/rs6000/eabi-cn.asm (__DTOR_END__): Make it weak.
1321 * config/rs6000/sol-cn.asm (__DTOR_END__): Likewise.
1323 2007-11-29 Andris Pavenis <andris.pavenis@iki.fi>
1325 * Makefile.in: Use separate vpath lines for each path.
1327 2007-11-29 Ben Elliston <bje@au.ibm.com>
1329 * SERVICE: Update URL.
1331 2007-11-28 Jakub Jelinek <jakub@redhat.com>
1333 PR tree-optimization/34140
1334 * tree-if-conv.c (if_convertible_phi_p): Fail if BB other than
1335 loop->header has virtual phi nodes.
1337 2007-11-28 Richard Sandiford <rsandifo@nildram.co.uk>
1340 * builtins.c (expand_builtin_nonlocal_goto): Also emit a use
1341 of GP register, if valid and fixed.
1344 2007-06-21 David Daney <ddaney@avtrex.com>
1347 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
1348 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
1349 (exception_receiver): Renamed to ...
1350 (nonlocal_goto_receiver): ... this.
1352 2007-11-27 H.J. Lu <hongjiu.lu@intel.com>
1353 Joey Ye <joey.ye@intel.com>
1356 * config/i386/i386.c (function_arg_32): Don't pass aggregate
1357 arguments in ECX/EDX for fastcall.
1359 2007-11-28 Rask Ingemann Lambertsen <rask@sygehus.dk>
1361 * config/i386/linux.h (CRT_GET_RFIB_DATA): Add Intel syntax inline
1363 * config/i386/sco5.h (CRT_GET_RFIB_DATA): Likewise.
1364 * config/i386/sysv4.h (CRT_GET_RFIB_DATA): Likewise.
1366 2007-11-28 Ben Elliston <bje@au.ibm.com>
1368 * config/rs6000/aix64.opt (maix64): Add Negative(maix32).
1369 (maix32): Add Negative(maix64).
1371 2007-11-27 Jakub Jelinek <jakub@redhat.com>
1373 PR tree-optimization/34016
1374 * tree-ssa-loop.c (pass_linear_transform): Add
1375 TODO_update_ssa_only_virtuals to todo_flags_finish.
1377 2007-11-27 Eric B. Weddington <eric.weddington@atmel.com>
1379 * config/avr/avr.c (avr_mcu_types): Add atmega32hvb.
1380 * config/avr/avr.h (LINK_SPEC): Likewise.
1381 (CRT_BINUTILS_SPECS): Likewsie.
1382 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1384 2007-11-27 Jakub Jelinek <jakub@redhat.com>
1387 * config/rs6000/rs6000.c (adjacent_mem_locations): Don't assume
1388 MEM_SIZE is set on all MEMs.
1390 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
1392 * config/s390/s390.opt (mhard-float): Add the option to be
1393 overridden. That was missing in my last patch.
1395 2007-11-27 Richard Guenther <rguenther@suse.de>
1397 PR tree-optimization/34241
1398 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Make sure
1399 to only delete real conversion chains.
1401 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
1403 * config/s390/s390.opt (m31, m64, mesa, mzarch, msoft-float,
1404 mhard-float, mlong-double-64, mlong-double-128): Add the
1405 option to be overridden.
1407 2007-11-27 Richard Guenther <rguenther@suse.de>
1409 * builtins.c (fold_builtin_1): Verify the argument types
1410 of BUILT_IN_ISNORMAL.
1411 (fold_builtin_n): Verify the number of arguments to variadic
1414 2007-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
1416 * config/bfin/elf.h (SUBTARGET_DRIVER_SELF_SPECS): New macro.
1417 * doc/invoke.texi (Blackfin Options): Document the effects.
1419 2007-11-27 Ben Elliston <bje@au.ibm.com>
1421 * config/rs6000/sysv4.opt (m32): Add Negative(m64).
1422 (m64): Add Negative(m32).
1423 * config/rs6000/darwin.opt (m32): Add Negative(m64).
1424 (m64): Add Negative(m32).
1426 2007-11-26 Eric Botcazou <ebotcazou@adacore.com>
1428 * tree-ssa-propagate.c (set_rhs) <GIMPLE_MODIFY_STMT>: Fix typo.
1430 2007-11-26 Michael Meissner <michael.meissner@amd.com>
1433 * config/i386/i386.c (ix86_expand_movmem): If the copy size is a
1434 constant, avoid calling emit_cmp_and_jump_insns. Use counter_mode
1435 to get the mode for loading a pseudo register with a count rather
1436 than duplicating code.
1438 2007-11-25 Eric B. Weddington <eric.weddington@atmel.com>
1440 * config/avr/avr.c (avr_mcu_types): Add atmega1284p.
1441 * config/avr/avr.h (LINK_SPEC): Likewise.
1442 (CRT_BINUTILS_SPECS): Likewsie.
1443 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1445 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1447 * c-common.c (conversion_warning): Use get_unwidened instead of
1450 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1453 * c-parser.c (struct c_parser): New bit in_if_block.
1454 (c_parser_compound_statement_nostart): Handle unexpected 'else'
1456 (c_parser_statement_after_labels): Set in_if_block to false while
1458 (c_parser_if_body): Don't call c_parser_statement_after_labels if
1459 a semicolon is found, just consume it. Don't call
1460 c_parser_statement_after_labels if an open brace is found, call
1461 c_parser_compound_statement instead.
1462 (c_parser_else_body): New.
1463 (c_parser_if_statement): Set in_if_block to true when parsing the
1464 body of the 'if' statement. Use c_parser_else_body.
1466 2007-11-26 Andreas Krebbel <krebbel1@de.ibm.com>
1469 * c-decl.c (store_parm_decls): Pass 'false' for the new
1470 allocate_struct_function parameter.
1471 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
1472 * tree-parloops.c (create_loop_fn): Likewise.
1473 * function.c (push_function_context_to, push_struct_function,
1474 init_function_start): Likewise.
1475 (allocate_struct_function): Add boolean parameter.
1476 * tree.h (allocate_struct_function): Add boolean parameter.
1477 * function.h (struct function): Move returns_struct and
1478 returns_pcc_struct to the end of the structure definiton.
1480 2007-11-26 Uros Bizjak <ubizjak@gmail.com>
1483 * config/i386/i386.md (truncdfsf2): Select SLOT_TEMP stack slot if
1484 virtual registers are already instantiated.
1485 (truncxf<mode>2): Ditto.
1486 (floatsi<mode>2): Ditto.
1487 (floatdisf2): Ditto.
1488 (floatdidf2): Ditto.
1490 2007-11-26 Rask Ingemann Lambertsen <rask@sygehus.dk>
1493 * config/fr30/fr30.c (fr30_move_double): Sanitize mem->reg case. Copy
1494 the address before it is clobbered.
1496 2007-11-26 Nick Clifton <nickc@redhat.com>
1498 * config/mn10300/mn10300.md: (call_internal): Remove mode on
1499 operand 0 in order to match UNPSEC'ed calls generated in PIC mode.
1500 (call_value_internal): Remove mode on operands 0 and 1 in order to
1501 match UNPSEC'ed calls generated in PIC mode.
1502 (GOTaddr2picreg): Use copy_rtx to prevent sharing an rtx between
1505 2007-11-26 Richard Guenther <rguenther@suse.de>
1508 * builtins.c (expand_builtin_pow): Use expand_expr to expand
1509 the result of build_call_expr.
1511 2007-11-26 Steven Bosscher <stevenb.gcc@gmail.com>
1512 Revital Eres <eres@il.ibm.com>
1515 * bb-reorder.c (insert_section_boundary_note): Clear
1516 BLOCK_FOR_INSN in NOTE_INSN_SWITCH_TEXT_SECTIONS.
1518 2007-11-26 Richard Sandiford <rsandifo@nildram.co.uk>
1520 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Add missing comma.
1522 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1524 * dwarf2asm.c (splay_tree_compare_strings): New function.
1525 (dw2_force_const_mem): Use it.
1527 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1529 * tree.c (type_hash_add): Don't violate strict aliasing rules.
1531 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1534 * c-typeck.c (tagged_types_tu_compatible_p): Enable exact
1535 matches between anonymous union fields.
1537 2007-11-26 Alexandre Oliva <aoliva@redhat.com>, Jan Hubicka <jh@suse.cz>
1539 * tree-ssa-live.c (remove_unused_scope_block_p): Drop
1540 declarations and blocks only after inlining. Check that
1541 non-empty blocks are not dropped.
1542 * tree-inline.c (expand_call_inline): Check that functions are
1543 not inlined too late.
1545 2007-11-26 Ben Elliston <bje@au.ibm.com>
1547 * unwind-dw2-fde.c: Fix comment typo.
1548 * unwind-generic.h: Likewise, fix comment typos.
1550 2007-11-25 Richard Sandiford <rsandifo@nildram.co.uk>
1552 * tree-sra.c (scalarize_use): Adjust the vpos argument to
1553 sra_explode_bitfield_assignment in cases where the type is
1554 wider than the bitfield.
1556 2007-11-25 Richard Guenther <rguenther@suse.de>
1558 * tree.h (struct tree_block): Move locus member next to flags.
1559 * c-decl.c (SCOPE_LIST_APPEND): Use BLOCK_CHAIN.
1560 (SCOPE_LIST_CONCAT): Likewise.
1561 (pop_scope): Likewise.
1562 * function.c (instantiate_decls_1): Likewise.
1563 (setjmp_vars_warning): Likewise.
1564 * emit-rtl.c (set_used_decls): Likewise.
1565 * tree-inline.c (add_lexical_block): Likewise.
1567 2007-11-24 Hans-Peter Nilsson <hp@axis.com>
1569 * rtlanal.c (label_is_jump_target_p): Return true for a matching
1571 * reorg.c (fill_slots_from_thread): Correct last change to use
1572 NULL_RTX, not NULL. Outside of REG_NOTES loop, increase and
1573 decrease LABEL_NUSES for JUMP_LABEL (trial), not XEXP (note, 0).
1574 * jump.c (mark_jump_label_1): Add comment for last change
1575 regarding JUMP_LABEL setting.
1576 * gcse.c (add_label_notes): Remove conditional that the label is
1577 mentioned in insn before adding regnote.
1578 * sched-rgn.c (is_cfg_nonregular): Don't return 1 for a
1579 single_set insn only feeding a label to a jump through a
1580 register that dies there.
1582 2007-11-23 Dirk Mueller <dmueller@suse.de>
1583 Richard Guenther <rguenther@suse.de>
1586 * tree-vrp.c (check_array_ref): Move check for valid location..
1587 (check_array_bounds) here. Use EXPR_HAS_LOCATION().
1589 2007-11-23 Hans-Peter Nilsson <hp@axis.com>
1591 * reload.c (find_reloads_address_1) <autoincdec cases>:
1592 Call REG_OK_FOR_CONTEXT with the autoincdec code, not outer_code.
1594 2007-11-23 Richard Guenther <rguenther@suse.de>
1595 Michael Matz <matz@suse.de>
1597 PR tree-optimization/34176
1598 * alloc-pool.h (empty_alloc_pool): Declare.
1599 * alloc-pool.c (empty_alloc_pool): New function.
1600 * tree-ssa-sccvn.c (vn_reference_lookup): Also lookup from the
1601 valid table if a lookup from the optimistic table failed.
1602 (vn_unary_op_lookup): Likewise.
1603 (vn_binary_op_lookup): Likewise.
1604 (vn_phi_lookup): Likewise.
1605 (process_scc): Clear optimistic tables before every iteration.
1607 2007-11-23 Richard Guenther <rguenther@suse.de>
1609 * tree-ssa-copy.c (may_propagate_copy): Remove redundant checks.
1610 (merge_alias_info): Do verification only if checking is
1611 enabled. Merge flow-sensitive alias information in simple cases.
1612 * tree-ssa-operands.c (get_addr_dereference_operands): Also
1613 complain about missing NMTs.
1615 2007-11-23 Jakub Jelinek <jakub@redhat.com>
1618 * c-common.c (conversion_warning): For INTEGER_TYPE to
1619 INTEGER_TYPE conversions call get_narrower on expr to avoid
1620 spurious warnings from binop shortening or when the implicit
1621 conversion can't change the value.
1623 2007-11-22 Joseph Myers <joseph@codesourcery.com>
1626 * c-decl.c (set_array_declarator_inner): Don't give error for
1627 static or type qualifiers in abstract declarator. Remove
1628 abstract_p parameter.
1629 * c-tree.h (set_array_declarator_inner): Update prototype.
1630 * c-parser.c (c_parser_direct_declarator_inner): Update call to
1631 set_array_declarator_inner.
1632 * doc/standards.texi: Update for C99 TC3.
1634 2007-11-22 Hans-Peter Nilsson <hp@bitrange.com>
1636 * config/mmix/mmix.c (mmix_encode_section_info): Remove duplicate
1637 line in my edit of the last change.
1639 2007-11-22 Jakub Jelinek <jakub@redhat.com>
1642 * config/arm/arm.c (arm_init_tls_builtins): Set TREE_NOTHROW
1643 and TREE_READONLY on the fn decl rather than passing a chain
1646 2007-11-22 Kaz Kojima <kkojima@gcc.gnu.org>
1648 * config/sh/sh.md (divsi_inv_m3): Handle zero dividend specially.
1650 2007-11-22 Uros Bizjak <ubizjak@gmail.com>
1652 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Change checking
1653 of ix86_arch and ix86_tune into a switch statement.
1654 (enum processor_type): Default PROCESSOR_I386 to 0.
1655 * config/i386/i386.c (ix86_decompose_address): Use TARGET_K6 instead
1656 of "ix86_tune == PROCESSOR_K6".
1657 (ia32_multipass_dfa_lookahead): Change checking of ix86_tune into
1660 2007-11-22 Tom Tromey <tromey@redhat.com>
1662 * config/mmix/mmix.c (mmix_encode_section_info): Use alloca to
1663 avoid writing into string allocated by ggc_alloc_string.
1665 2007-11-21 Kaz Kojima <kkojima@gcc.gnu.org>
1668 * config/sh/sh.md (binary_sf_op): Remove.
1669 (binary_sf_op0, binary_sf_op1): New define_insn_and_split.
1670 * config/sh/sh.c (sh_expand_binop_v2sf): Use gen_binary_sf_op0
1671 and gen_binary_sf_op1.
1673 2007-11-21 Hans-Peter Nilsson <hp@axis.com>
1675 * regclass.c (init_reg_autoinc): Fix typo preventing test of
1676 secondary output reload when setting forbidden_inc_dec_class.
1678 2007-11-21 Richard Guenther <rguenther@suse.de>
1680 PR tree-optimization/34148
1681 * tree-ssa-structalias.c (create_variable_info_for): Do not use
1682 field-sensitive PTA for single-element structures.
1683 * tree-ssa-alias.c (create_overlap_variables_for): Do not create
1684 SFTs for single-element structures.
1686 2007-11-20 Richard Guenther <rguenther@suse.de>
1689 * gimplify.c (gimplify_switch_expr): Use tree_int_cst_lt instead
1690 of the signed INT_CST_LT.
1691 * stmt.c (expand_case): Likewise.
1692 (estimate_case_costs): Likewise.
1694 2007-11-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
1696 * read-rtl.c (fatal_expected_char): Print EOF as text rather that
1697 its binary representation.
1699 2007-11-20 Richard Guenther <rguenther@suse.de>
1701 * tree-ssa-operands.c (add_virtual_operand): Consistently prune
1704 2007-11-20 Thiemo Seufer <ths@mips.com>
1706 * config/mips/mips.c (mips_file_start): Add support for
1707 flagging 32-bit code with -mfp64 floating-point.
1709 2007-11-20 Jakub Jelinek <jakub@redhat.com>
1712 * c-gimplify.c (optimize_compound_literals_in_ctor): New function.
1713 (c_gimplify_expr): Use it.
1715 2007-11-20 Ben Elliston <bje@au.ibm.com>
1717 * config/spu/spu_mfcio.h: Fix typo.
1719 2007-11-20 Ben Elliston <bje@au.ibm.com>
1721 * unwind.inc: Comment that unwind-sjlj.c includes this file.
1723 2007-11-20 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1724 Ben Elliston <bje@au.ibm.com>
1726 * config/spu/mfc_tag_release.c: New file.
1727 * config/spu/mfc_multi_tag_release.c: Likewise.
1728 * config/spu/mfc_multi_tag_reserve.c: Likewise.
1729 * config/spu/mfc_tag_release.c: Likewise.
1730 * config/spu/mfc_tag_reserve.c: Likewise.
1731 * config/spu/mfc_tag_table.c: Likewise.
1732 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Compile them.
1733 (TARGET_LIBGCC2_CFLAGS): Define __IN_LIBGCC2.
1734 * config/spu/spu_mfcio.h: Avoid <stdint.h>.
1735 (uint64_t): Typedef if __IN_LIBGCC2 is defined.
1736 (MFC_TAG_INVALID, MFC_TAG_VALID): New macros.
1737 (mfc_tag_reserve, mfc_tag_release, mfc_multi_tag_reserve,
1738 mfc_multi_tag_release): Likewise.
1739 (__mfc_tag_reserve, __mfc_tag_release, __mfc_multi_tag_reserve,
1740 __mfc_multi_tag_release): Declare.
1742 2007-11-19 Jason Merrill <jason@redhat.com>
1744 PR debug/28834, debug/29436, c/32326
1745 * tree.c (build_type_attribute_qual_variant): Refuse to make
1746 a distinct copy of a struct/enum type. Use build_distinct_type_copy.
1747 * doc/extend.texi (Type Attributes): Don't encourage people to add
1748 attributes to struct/enum types in a typedef. Fix
1749 transparent_union example.
1751 * tree-inline.c (remap_type_1): Remove code that's redundant with
1753 (build_duplicate_type): Set id.copy_decl.
1754 * c-common.c (handle_transparent_union_attribute): Simplify logic.
1756 2007-11-19 Peter Bergner <bergner@vnet.ibm.com>
1758 * config/rs6000/rs6000.c (invalid_e500_subreg,
1759 rs6000_legitimate_offset_address_p, legitimate_lo_sum_address_p,
1760 rs6000_legitimize_address, rs6000_legitimize_reload_address,
1761 rs6000_legitimate_address, function_arg_advance,
1762 spe_build_register_parallel, rs6000_spe_function_arg,
1763 rs6000_split_multireg_move, spe_func_has_64bit_regs_p,
1764 emit_frame_save, gen_frame_mem_offset, rs6000_function_value,
1765 rs6000_libcall_value, rs6000_dwarf_register_span): Handle DDmode and
1766 TDmode similarly to DFmode and TFmode.
1767 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
1768 DATA_ALIGNMENT, CLASS_MAX_NREGS, CANNOT_CHANGE_MODE_CLASS): Likewise.
1770 2007-11-19 Eric Botcazou <ebotcazou@adacore.com>
1772 * stor-layout.c (lang_adjust_rli): Delete.
1773 (set_lang_adjust_rli): Likewise.
1774 (layout_type): Do not call lang_adjust_rli hook.
1775 * tree.h (set_lang_adjust_rli): Delete.
1777 2007-11-19 Bernd Schmidt <bernd.schmidt@analog.com>
1779 * config/bfin/bfin.c (must_save_p): New function, mostly broken out of
1780 n_dregs_to_save and n_pregs_to_save.
1781 (n_pregs_to_save, n_dregs_to_save): Use it. New argument CONSECUTIVE;
1782 all callers changed.
1783 (expand_prologue_reg_save, expand_epilogue_reg_restore): Enhance to be
1784 able to save single D/P registers that aren't saved by the push/pop
1787 2007-11-19 Richard Guenther <rguenther@suse.de>
1789 PR tree-optimization/34099
1790 * tree-ssa-ccp.c (likely_value): Exclude all but PLUS_EXPR,
1791 MINUS_EXPR and POINTER_PLUS_EXPR from handling as UNDEFINED
1792 if only one operand is undefined.
1794 2007-11-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1796 PR tree-optimization/34036
1797 * opts.c (set_fast_math_flags): Do not set flags in common
1798 with set_unsafe_math_optimizations_flags, invoke it directly.
1799 (set_unsafe_math_optimizations_flags): Unset flag_trapping_math
1800 and flag_signed_zeros.
1801 * toplev.c (process_options): Force flag_associative_math to 0 and
1802 warn, if it is set and either flag_trapping_math or flag_signed_zeros
1804 * doc/invoke.texi (Optimize Options): Document the new behavior
1805 of -funsafe-math-optimizations, that -fassociative-math requires
1806 both -fno-signed-zeros and -fno-trapping-math and make it clear
1807 that -fno-trapping-math requires -fno-signaling-nans. Refactor
1808 documentation of -ffast-math.
1810 2007-11-18 Jakub Jelinek <jakub@redhat.com>
1812 PR rtl-optimization/34132
1813 * gcse.c (try_replace_reg): Avoid rtx sharing between REG_EQUAL note
1817 * optabs.h (optab_table): Change type to struct optab from optab.
1818 (convert_optab_table): Similarly.
1819 Adjust all _optab macros to expand to addresses of optab_table
1820 resp. convert_optab_table elements rather than the values of the
1822 * optabs.c (optab_table): Change typype to struct optab from optab.
1823 If compiled by recent GCC, initialize all the insn_code fields in
1824 the array using designated range initializers.
1825 (convert_optab_table): Similarly.
1826 (convert_optab_libfunc, optab_libfunc, set_optab_libfunc,
1827 set_conv_libfunc): Into libfunc_entry's optab field store index within
1828 optab_table resp. convert_optab_table array instead of difference
1829 between two separately malloced addresses.
1830 (new_optab): Add op argument, don't return anything. Initialize
1831 just the insn_code field in handlers array and only when needed.
1832 (init_optab, init_optabv): Add op argument, don't return anything.
1833 Adjust new_optab caller.
1834 (new_convert_optab): Removed.
1835 (init_convert_optab): Add op argument, don't return anything, don't
1836 call new_convert_optab. If needed, initialize insn_code field in
1838 (init_optabs): Adjust init_optab, init_optabv and init_convert_optab
1840 (debug_optab_libfuncs): Adjust uses of optab_table and
1841 convert_optab_table arrays.
1843 2007-11-18 Richard Guenther <rguenther@suse.de>
1845 PR tree-optimization/34127
1846 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1847 Make code match up the comments, require compatibility of the
1850 2007-11-17 Richard Guenther <rguenther@suse.de>
1853 * fold-const.c (extract_muldiv_1): Do not move negative
1854 constants inside ABS_EXPR.
1856 2007-11-16 Ian Lance Taylor <iant@google.com>
1858 * collect2.c (dump_file): If a demangled symbol is followed by a
1859 space, make sure we output at least one space.
1861 2007-11-16 Richard Guenther <rguenther@suse.de>
1864 * fold-const.c (fold_binary): Use correct types for folding
1865 1 << X & Y to Y >> X & 1.
1867 2007-11-16 Richard Guenther <rguenther@suse.de>
1869 PR tree-optimization/33870
1870 * tree.h (struct tree_memory_tag): Add base_for_components flag.
1871 (struct tree_struct_field_tag): Remove nesting_level field.
1872 (SFT_NESTING_LEVEL): Remove.
1873 (SFT_BASE_FOR_COMPONENTS_P): Add.
1874 * tree-flow.h (struct fieldoff): Remove nesting_level field. Add
1875 base_for_components flag.
1876 (push_fields_onto_fieldstack): Remove nesting_level parameter.
1877 * tree-ssa-alias.c (create_sft): Likewise. Add base_for_components
1879 (create_overlap_variables_for): Deal with it.
1880 * tree-dfa.c (dump_subvars_for): Likewise.
1881 (dump_variable): Likewise.
1882 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Likewise.
1883 Set base_for_components for first elements of sub-structures.
1884 (create_variable_info_for): Handle base_for_components.
1885 (set_uids_in_ptset): Always set SFT_UNPARTITIONABLE_P for
1886 pointed-to SFTs if SFT_BASE_FOR_COMPONENTS_P is set.
1887 * tree-ssa-operands.c (ref_nesting_level): Remove.
1888 (add_vars_for_offset): Remove full_ref parameter, always add
1889 the offset of the pointed-to SFT.
1890 (add_virtual_operand): Adjust for changed signature of
1891 add_vars_for_offset.
1893 2007-11-16 Sa Liu <saliu@de.ibm.com>
1895 * config/spu/spu.md (floatunssidf2, floatunsdidf2): Inlined
1896 floatunssidf2 and floatunsdidf2.
1898 2007-11-16 Richard Guenther <rguenther@suse.de>
1900 PR tree-optimization/34113
1901 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1902 Use correct conversion direction for checking type compatibility.
1904 2007-11-16 Richard Guenther <rguenther@suse.de>
1906 PR tree-optimization/34099
1907 * tree-ssa-ccp.c (likely_value): Use a whitelist for operators
1908 that produce UNDEFINED result if at least one of its operands
1909 is UNDEFINED. By default the result is only UNDEFINED if all
1910 operands are UNDEFINED.
1912 2007-11-16 Jakub Jelinek <jakub@redhat.com>
1915 * gcc.c (init_spec): Don't initialize asm_debug here...
1916 (main): ... but here.
1918 2007-11-07 Tom Tromey <tromey@redhat.com>
1920 * tree-ssa-structalias.c (ipa_pta_execute): Rename 'cfun' to 'func'.
1921 * tree-parloops.c (create_loop_fn): Use set_cfun.
1922 * gengtype.c (open_base_files): Emit #undef cfun.
1923 * ipa-struct-reorg.c (do_reorg_1): Use set_cfun.
1924 * function.h (cfun): New define.
1925 * function.c: Undefine cfun.
1927 2007-11-07 Eric B. Weddington <eweddington@cso.atmel.com>
1929 * config/avr/avr.c (avr_mcu_types): Add attiny88.
1930 * config/avr/avr.h (LINK_SPEC): Likewise.
1931 (CRT_BINUTILS_SPECS): Likewsie.
1932 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1934 2007-11-15 Jakub Jelinek <jakub@redhat.com>
1937 * tree-ssa-ccp.c (optimize_stack_restore): New function.
1938 (execute_fold_all_builtins): Call optimize_stack_restore for
1939 BUILT_IN_STACK_RESTORE.
1941 2007-11-15 Paolo Bonzini <bonzini@gnu.org>
1943 * fwprop.c (try_fwprop_subst): Skip profitability check for forward
1944 propagation into an address; that's done in should_replace_address.
1946 2007-11-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1948 * config/spu/spu-protos.h (legitimate_const): Remove prototype.
1949 * config/spu/spu.c (legitimate_const): Remove.
1950 (classify_immediate): Inline call to legitimate_const.
1951 (spu_legitimate_address): Likewise. Allow SYMBOL_REF + CONST_INT
1952 for any constant, not just -512 .. 511.
1954 2007-11-15 Sa Liu <saliu@de.ibm.com>
1956 * config/spu/spu.c (spu_emit_branch_or_set): Remove PROCESSOR_CELL
1957 condition from HONOR_NANS test.
1958 * config/spu/spu.md (ceq_df): Always generate comparison code
1959 inline, including checks for NaNs and infinities.
1961 (cgt_v2df): Likewise.
1962 (cmpdf): Make this expander unconditional.
1964 2007-11-15 Richard Guenther <rguenther@suse.de>
1966 * tree-ssa-alias.c (create_overlap_variables_for): Make sure
1967 to only create SFTs if we also create variable infos for PTA.
1968 * tree-ssa-structalias.c (set_uids_in_ptset): Add all overlapping SFTs.
1970 2007-11-15 Richard Guenther <rguenther@suse.de>
1972 * tree-ssa-structalias.c (set_uids_in_ptset): Use the pointed-to
1973 type for TBAA pruning.
1974 (find_what_p_points_to): Call set_uids_in_ptset with the original
1975 pointer, not the decl of the solution we collapsed to.
1977 2007-11-14 David Daney <ddaney@avtrex.com>
1979 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use CFA
1982 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1985 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Forbid mode changes
1986 for registers in BR_REGS class.
1988 2007-11-14 Jakub Jelinek <jakub@redhat.com>
1991 * tree-ssa.c (delete_tree_ssa): Don't call fini_ssa_operands if
1992 init_ssa_operands has not been called for cfun.
1994 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1996 PR tree-optimization/34046
1997 * cfg.c (update_bb_profile_for_threading): Avoid the division for the
1998 scaling if the old probability is greater than the new base.
2000 2007-11-14 Sebastian Pop <sebastian.pop@amd.com>
2002 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Remove
2003 unused edges after loop duplication.
2005 2007-11-14 Uros Bizjak <ubizjak@gmail.com>
2007 * config/i386/i386.h (TARGET_CPU_DEFAULT_*): Substitute with ...
2008 (enum target_cpu_default): ... this enum.
2009 (TARGET_CPU_DEFAULT_NAMES): Remove macro. Move initializer to ...
2010 * config/i386/i386.c (override_options): ... here.
2011 * config/i386/i386-interix.h (TARGET_CPU_DEFAULT): Use
2012 TARGET_CPU_DEFAULT_i486.
2014 2007-11-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
2016 * global.c (rest_of_handle_global_alloc): Fix comment typos.
2017 * config/sh/sh.c (sh_rtx_costs): Likewise.
2018 * ChangeLog: Likewise.
2020 2007-11-13 Sebastian Pop <sebastian.pop@amd.com>
2022 * tree-chrec.h (build_polynomial_chrec): RHS of a chrec
2023 should not be of pointer type.
2025 2007-11-13 Michael Meissner <michael.meissner@amd.com>
2027 * config/i386/i386.c (ix86_sse5_valid_op_p): Put type on separate line.
2029 2007-11-13 Sterling Augustine <sterling@tensilica.com>
2030 Bob Wilson <bob.wilson@acm.org>
2032 * config/xtensa/unwind-dw2-xtensa.c: New.
2033 * config/xtensa/unwind-dw2-xtensa.h: New.
2034 * config/xtensa/xtensa.h (MUST_USE_SJLJ_EXCEPTIONS): Remove.
2035 (DWARF2_UNWIND_INFO): Remove.
2036 (DWARF_FRAME_REGISTERS): Define.
2037 (EH_RETURN_DATA_REGNO): Define.
2038 * config/xtensa/xtensa.md (UNSPECV_EH_RETURN): Define.
2040 * config/xtensa/t-xtensa (LIB2ADDEH): Define.
2042 2007-11-13 Jakub Jelinek <jakub@redhat.com>
2044 * doc/invoke.texi: Fix description of -fsched-stalled-insns=0,
2045 -fsched-stalled-insns.
2047 PR tree-optimization/34063
2048 * tree-chrec.c (chrec_evaluate): Put CHREC_LEFT based argument
2049 as first chrec_fold_plus operand rather than second.
2051 2007-11-13 Diego Novillo <dnovillo@google.com>
2053 PR tree-optimization/33870
2054 * tree.h (strcut tree_memory_tag): Add field unpartitionable.
2055 Remove field in_nested_struct.
2056 (struct tree_struct_field_tag): Add field nesting_level.
2057 (sft_in_nested_struct): Remove.
2058 (sft_nesting_level): Define.
2059 (sft_unpartitionable_p): Define.
2060 * tree-ssa-alias.c (mem_sym_score): If mp->var is not
2061 partitionable, return long_max.
2062 (compute_memory_partitions): Do not partition sfts marked
2064 (create_sft): Add argument nesting_level. Set
2065 sft_nesting_level with it. Update all users.
2066 (create_overlap_variables_for): Show nesting level.
2067 * tree-dfa.c (dump_subvars_for): Likewise.
2068 (dump_variable): Likewise. Show whether the sft is
2069 partitionable or not.
2070 * tree-flow.h (struct fieldoff): Remove field in_nested_struct.
2071 Add field nesting_level.
2072 * tree-ssa-structalias.c (struct variable_info): Remove
2073 field in_nested_struct.
2074 (push_fields_onto_fieldstack): Add argument nesting_level.
2075 Update all users. Update documentation. Update pair->nesting_level
2076 with nesting_level. Make recursive calls with nesting_level + 1.
2077 (set_uids_in_ptset): If an sft is added to the points-to set,
2078 mark it as unpartitionable.
2079 * tree-ssa-operands.c (ref_nesting_level): New.
2080 (add_vars_for_offset): Call it. Add argument full_ref. Update
2081 callers. If var is inside a nested structure and the nesting level
2082 of full_ref is lower than the nesting level of var,
2083 adjust offset by the offset of var.
2085 2007-11-13 Victor Kaplansky <victork@il.ibm.com>
2087 PR tree-optimization/32582
2088 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-tree-vectorize
2090 2007-11-12 Danny Smith <dannysmith@users.sourceforge.net>
2092 * doc/extend.texi (dllimport): Document that pointers to dllimport'd
2093 functions can be used as constant.
2095 2007-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2097 PR rtl-optimization/34035
2098 * cse.c (cse_cfg_altered): New global variable.
2099 (cse_jumps_altered): Make boolean.
2100 (recorded_label_ref): Likewise.
2101 (cse_insn): Adjust for above changes.
2102 (cse_extended_basic_block): Likewise. Set cse_cfg_altered
2103 if dead edges have been purged.
2104 (cse_main): Change return value specification and adjust code.
2105 (rest_of_handle_cse): Adjust for above change.
2106 (rest_of_handle_cse2): Likewise.
2107 * gcse.c (rest_of_handle_gcse): Likewise.
2109 2007-11-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2110 Michael Meissner <michael.meissner@amd.com>
2112 * config/i386/i386.md (sse5_setcc<mode>): Use <ssemodefsuffix> to
2113 get the appropriate suffix for the coms* instruction.
2114 (sse5_pcmov_<mode>): Restrict operands of pcmov
2115 for scalar case to be only xmm registers and not memory.
2117 * config/i386/sse.md (sse5_pcmov_<mode>): Correct the operand
2118 constraints to follow the mnemonics for the pcmov instruction
2120 2007-11-12 Richard Sandiford <rsandifo@nildram.co.uk>
2123 * config/mips/mips.c (mips_return_fpr_single): New function.
2124 (mips_function_value): Use it when returning single-field
2126 (mips_expand_call): Handle the PARALLELs created by
2127 mips_return_fpr_single.
2129 2007-11-12 Richard Guenther <rguenther@suse.de>
2132 * fold-const.c (fold_binary): If testing for non-negative
2133 operands with tree_expr_nonnegative_warnv_p make sure to
2134 use op0 which has all (sign) conversions retained.
2136 2007-11-12 Richard Guenther <rguenther@suse.de>
2139 * fold-const.c (fold_binary): Fold n - (n / m) * m to n % m.
2140 (fold_binary): Fold unsinged FLOOR_DIV_EXPR to TRUNC_DIV_EXPR.
2142 2007-11-12 Ira Rosen <irar@il.ibm.com>
2144 PR tree-optimization/33953
2145 * tree-vect-transform.c (vectorizable_operation): In case of SLP,
2146 allocate vec_oprnds1 according to the number of created vector
2147 statements. In case of shift with scalar argument, store scalar
2148 operand for every vector statement to be created for the SLP node.
2151 2007-11-10 Steven Bosscher <stevenb.gcc@gmail.com>
2153 * gcse.c (CUID_INSN): Remove.
2155 (alloc_gcse_mem): Don't allocate cuid_insn.
2156 (free_gcse_mem): Don't free cuid_insn.
2158 2007-11-10 Jakub Jelinek <jakub@redhat.com>
2161 * gimplify.c (goa_lhs_expr_p): Inside INDIRECT_REF handle unshared
2165 * tree-inline.h (copy_body_data): Add regimplify field.
2166 * tree-inline.c (copy_body_r): Set id->regimplify to true
2167 if an TREE_INVARIANT ADDR_EXPR is no longer invariant after
2169 (copy_bb): Clear id->regimplify before walk_tree, if it is
2170 set afterwards, regimplify the whole statement.
2172 PR tree-optimization/33680
2173 * tree-data-ref.c (split_constant_offset) <case ADDR_EXPR>: Punt
2174 if the added cast involves variable length types.
2176 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
2177 Maxim Kuvyrkov <maxim@codesourcery.com>
2179 * sched-deps.c (sched_analyze_insn): Use MOVE_BARRIER
2180 instead of TRUE_BARRIER for jumps. Add register dependencies
2181 even when reg_pending_barrier is set.
2183 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
2185 * haifa-sched.c (haifa_classify_insn): Rename to ...
2186 (haifa_classify_rtx): ... this. Improve handling of COND_EXECs,
2187 handle PARALLELs by recursing. Use it ...
2188 (haifa_classify_insn): ... here. Reimplement.
2190 2007-11-09 Richard Guenther <rguenther@suse.de>
2192 * bitmap.h (bitmap_single_bit_set_p): Declare.
2193 * bitmap.c (bitmap_single_bit_set_p): New function.
2194 * tree-ssa-alias.c (add_may_alias_for_new_tag): Use it.
2195 (maybe_create_global_var): Use bitmap_empty_p.
2197 2007-11-09 Paolo Bonzini <bonzini@gnu.org>
2198 Jakub Jelinek <jakub@redhat.com>
2200 PR rtl-optimization/34012
2201 * fwprop.c (try_fwprop_subst): Do not replace if the new
2202 SET_SRC has a higher cost than the old one.
2204 2007-11-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2206 PR rtl-optimization/33732
2207 * reload.c (push_reload): Check that the REG_DEAD note was referring
2208 to a hardreg or to a pseudo that has been assigned exactly one hardreg
2209 before considering it in order to select the reload register.
2210 (combine_reloads): Likewise.
2211 (find_dummy_reload): Likewise.
2213 2007-11-09 Richard Guenther <rguenther@suse.de>
2215 * tree-flow.h (struct ptr_info_def): Make escape_mask a ENUM_BITFIELD.
2216 (struct ptr_info_def): Likewise.
2217 (enum escape_type): Also use bit zero.
2219 2007-11-09 Richard Guenther <rguenther@suse.de>
2221 PR tree-optimization/33604
2222 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2223 Disregard changes in CV qualifiers of pointed to types for
2224 forward propagating ADDR_EXPRs.
2225 * tree-ssa-ccp.c (fold_stmt_r): Preserve volatileness of the original
2228 2007-11-09 Richard Sandiford <rsandifo@nildram.co.uk>
2230 * dse.c (find_shift_sequence): Always choose an integer mode for
2232 (replace_read): Require both the read and store mode to be
2233 integer ones. Remove a then-redundant FLOAT_P check.
2235 2007-11-08 Richard Guenther <rguenther@suse.de>
2237 * tree-dfa.c (remove_referenced_var): If removing a
2238 variable which has subvars, also remove those from
2239 the referenced vars. Do not create a variable annotation.
2241 2007-11-08 Bob Wilson <bob.wilson@acm.org>
2243 * config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
2244 argument for gen_entry calls.
2245 * config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
2246 (entry): Use the new attribute value. Remove unused first operand.
2248 2007-11-08 Tom Tromey <tromey@redhat.com>
2250 * c-parser.c (c_parser_translation_unit): Use location in error.
2251 (c_parser_external_declaration): Likewise.
2252 (c_parser_declaration_or_fndef): Likewise.
2253 (c_parser_enum_specifier): Likewise.
2254 (c_parser_struct_or_union_specifier): Likewise.
2255 (c_parser_struct_declaration): Likewise.
2256 (c_parser_typeof_specifier): Likewise.
2257 (c_parser_parms_list_declarator): Likewise.
2258 (c_parser_asm_string_literal): Likewise.
2259 (c_parser_braced_init): Likewise.
2260 (c_parser_initelt): Likewise.
2261 (c_parser_compound_statement_nostart): Likewise.
2262 (c_parser_statement_after_labels): Likewise.
2263 (c_parser_do_statement): Likewise.
2264 (c_parser_asm_statement): Likewise.
2265 (c_parser_conditional_expression): Likewise.
2266 (c_parser_unary_expression): Likewise.
2267 (c_parser_sizeof_expression): Likewise.
2268 (c_parser_postfix_expression): Likewise.
2269 (c_parser_postfix_expression_after_paren_type): Likewise.
2270 (c_parser_objc_class_instance_variables): Likewise.
2271 (c_parser_objc_method_definition): Likewise.
2272 (c_parser_objc_methodprotolist): Likewise.
2273 (c_parser_pragma): Likewise.
2274 (c_parser_omp_clause_num_threads): Likewise.
2275 (c_parser_omp_clause_schedule): Likewise.
2276 (c_parser_omp_all_clauses): Likewise.
2277 (c_parser_omp_sections_scope): Likewise.
2278 (c_parser_label): Use location of label, not colon.
2280 2007-11-08 Danny Smith <dannysmith@users.sourceforge.net>
2283 * config/i386/cygming.h (BIGGEST_FIELD_ALIGNMENT): Define only if
2286 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2289 * ipa-pure-const.c (static_execute): Added code to keep recursive
2290 functions from being marked as pure or const.
2291 * ipa-utils.c (searchc): Fixed comment.
2293 2007-11-08 Tom Tromey <tromey@redhat.com>
2295 * common.opt (fshow-column): Default to 0.
2296 * configure: Rebuilt.
2297 * configure.ac (--enable-mapped-location): Default to 'yes'.
2299 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2301 * common.opt: Add pointer to doc/options.texi.
2302 * doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
2303 -fipa-reference): Add or correct doc. Sorted options list for -Os
2306 2007-11-07 Bernhard Fischer <aldot@gcc.gnu.org>
2309 * config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
2310 * config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on
2311 TARGET_BIG_ENDIAN_DEFAULT. Use for MULTILIB_DEFAULTS.
2312 (TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
2313 (LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
2314 * config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according
2315 to TARGET_BIG_ENDIAN_DEFAULT.
2316 (SUBTARGET_EXTRA_LINK_SPEC): Likewise.
2317 * config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according
2318 to TARGET_BIG_ENDIAN_DEFAULT.
2320 2007-11-07 Diego Novillo <dnovillo@google.com>
2322 * tree.h (struct tree_struct_field_tag): Move field
2323 in_nested_struct ...
2324 (struct tree_memory_tag): ... here.
2326 2007-11-07 Diego Novillo <dnovillo@google.com>
2329 * tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
2330 (SFT_IN_NESTED_STRUCT): Define.
2331 * tree-dfa.c (dump_subvars_for): Show offset of each sub-var.
2332 * tree-flow.h (struct fieldoff): Add field in_nested_struct.
2333 * tree-ssa-structalias.c (struct variable_info): Likewise.
2334 (push_fields_onto_fieldstack): If OFFSET is positive,
2335 set in_nested_struct.
2336 (create_variable_info_for): Copy setting of
2337 in_nested_struct from the field offset object.
2338 (set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
2339 variable info object.
2340 * tree-ssa-operands.c (add_vars_for_offset): If VAR
2341 belongs to a nested structure, adjust OFFSET by SFT_OFFSET(VAR).
2343 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2345 PR rtl-optimization/33737
2346 * cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
2347 target block after computing the probabilities of outgoing edges.
2348 Cap the frequency to BB_FREQ_MAX.
2349 * tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
2350 frequency of the basic block if it has been reused.
2352 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2354 PR rtl-optimization/33822
2355 * rtl.h (REG_OFFSET): Fix comment.
2356 * var-tracking.c (INT_MEM_OFFSET): New macro.
2357 (var_mem_set): Use it.
2358 (var_mem_delete_and_set): Likewise.
2359 (var_mem_delete): Likewise.
2360 (same_variable_part_p): Likewise.
2361 (vt_get_decl_and_offset): Likewise.
2362 (offset_valid_for_tracked_p): New predicate.
2363 (count_uses): Do not track locations with invalid offsets.
2364 (add_uses): Likewise.
2365 (add_stores): Likewise.
2367 2007-11-07 Tom Tromey <tromey@redhat.com>
2369 * Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
2370 (BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).
2372 2007-11-07 Dmitry Zhurikhin <zhur@ispras.ru>
2373 Andrey Belevantsev <abel@ispras.ru>
2375 * modulo-sched.c (sms_order_nodes, permute_partial_schedule,
2376 generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
2377 (calculate_order_params, sms_order_nodes): New parameter pmax_asap.
2378 Save calculated max_asap in it.
2379 (sms_schedule): Calculate maxii using max_asap.
2381 2007-11-07 Andreas Krebbel <krebbel1@de.ibm.com>
2383 * doc/invoke.texi: Replace rs6000 dfp switches -mdfp/-mno-dfp
2384 with -mhard-dfp/-mno-hard-dfp.
2386 2007-11-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2387 Jakub Jelinek <jakub@redhat.com>
2390 * haifa-sched.c (check_sched_flags): Remove.
2391 (sched_init): Don't call it.
2393 2007-11-06 Diego Novillo <dnovillo@google.com>
2395 * tree-flow.h (struct fieldoff): Reformat comment. Document fields.
2396 * tree-ssa-operands.c: Tidy top-level comments.
2397 (add_vop): Likewise.
2398 (add_vars_for_offset): Tidy parameter formatting..
2399 (get_addr_dereference_operands): Likewise.
2400 (get_indirect_ref_operands): Likewise.
2401 (get_expr_operands) <OMP_ATOMIC_LOAD>: Reformat.
2402 <OMP_ATOMIC_STORE>: Likewise.
2404 2007-11-06 Rask Ingemann Lambertsen <rask@sygehus.dk>
2407 * config/i386/driver-i386.c: Test for __GNUC__ instead of
2408 GCC_VERSION which is always defined.
2410 2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2413 * reload1.c (find_reloads): Also check in_reg when handling a
2414 simple move with an input reload and a destination of a hard register.
2416 2007-11-06 Maxim Kuvyrkov <maxim@codesourcery.com>
2418 * config/m68k/m68k.c (sched-int.h, insn-codes.h): New includes.
2419 (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
2420 TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_FINISH_GLOBAL,
2421 TARGET_SCHED_INIT, TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
2422 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Redefine.
2423 (m68k_sched_attr_type2): New function.
2424 (sched_adjust_cost_state): New static variable.
2425 (m68k_sched_adjust_cost): New static function implementing
2427 (sched_ib_size, sched_ib_filled, sched_ib_insn, sched_mem_unit_code):
2428 New static variables.
2429 (m68k_sched_variable_issue): New static function implementing
2431 (sched_dump_class_def, sched_dump_class_func_t): New typedefs.
2432 (sched_dump_split_class): New static function.
2433 (sched_dump_dfa_guess_unit_code, sched_dump_dfa_state): New static
2435 (sched_dump_dfa_class, m68k_sched_dump): New static function.
2436 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2437 m68k_sched_md_init, m68k_sched_dfa_pre_advance_cycle,
2438 m68k_sched_dfa_post_advance_cycle): New static functions implementing
2441 * config/m68k/m68k.h (m68k_sched_attr_type2): Declare.
2442 (CPU_UNITS_QUERY): Define.
2444 * config/m68k/cf.md: New file.
2445 * config/m68k/m68.md (cf.md): New include.
2447 2007-11-06 Tom Tromey <tromey@redhat.com>
2449 PR c++/32256, PR c++/32368:
2450 * function.c (saved_in_system_header): New global.
2451 (push_cfun): Save in_system_header.
2452 (pop_cfun): Restore in_system_header.
2453 (push_struct_function): Save in_system_header.
2455 2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
2459 * c-common.c (c_build_qualified_type): Moved to c-typeck.c.
2460 (complete_array_type): Set canonical type appropriately.
2461 * c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
2462 C and C++ front ends now have different versions of this function,
2463 because the C++ version needs to maintain canonical types here.
2465 2007-11-04 Razya Ladelsky <razya@il.ibm.com>
2467 * tree-parloops.c (reduction_info): Remove reduction_init field.
2468 (initialize_reductions): Remove creation of the reduction_init variable.
2469 (struct data_arg): Remove.
2470 (add_field_for_reduction, create_stores_for_reduction): New functions.
2471 (add_field_for_name): Remove reduction handling.
2472 (separate_decls_in_loop): Call add_field_for_reduction,
2473 create_stores_for_reduction.
2475 2007-11-06 Jakub Jelinek <jakub@redhat.com>
2477 PR tree-optimization/33458
2478 * tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
2479 !is_gimple_val PHI argument, gimplify it and insert it on edge.
2481 PR tree-optimization/33993
2482 * tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
2483 rather than build_constructor_from_list if all list values are
2485 (get_initial_def_for_induction): Use build_vector instead of
2486 build_constructor_from_list.
2488 2007-11-05 Mark Mitchell <mark@codesourcery.com>
2491 * tree.h (DECL_INIT_PRIORITY): Do not require DECL_HAS_INIT_PRIORITY_P.
2492 (DECL_FINI_PRIORITY): Likewise.
2493 * tree.c (decl_init_priority_lookup): Remove assert.
2494 (decl_fini_priority_insert): Likewise.
2495 * cgraphunit.c (static_ctors): Make it a VEC.
2496 (static_dtors): Likewise.
2497 (record_cdtor_fn): Adjust accordingly.
2498 (build_cdtor): Generate multiple functions for each initialization
2500 (compare_ctor): New function.
2501 (compare_dtor): Likewise.
2502 (cgraph_build_cdtor_fns): Sort the functions by priority before
2503 calling build_cdtor.
2504 (cgraph_build_static_cdtor): Put the priority in the function's name.
2506 2007-11-05 H.J. Lu <hongjiu.lu@intel.com>
2509 * common.opt: Add shared and pie.
2511 2007-11-05 Bob Wilson <bob.wilson@acm.org>
2513 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Do not
2514 replace references to virtual_stack_vars_rtx in goto_handler.
2516 2007-11-05 Paul Brook <paul@codesourcery.com>
2518 * config.gcc (arm*-*-*): Set c_target_objs and cxx_target_objs.
2519 * config/arm/arm.c (arm_lang_output_object_attributes_hook): New.
2520 (arm_file_start): Don't set Tag_ABI_PCS_wchar_t. Call
2521 arm_lang_output_object_attributes_hook.
2522 * config/arm/arm.h (arm_lang_output_object_attributes_hook): Declare.
2523 (REGISTER_TARGET_PRAGMAS): Call arm_lang_object_attributes_init.
2524 * config/arm/arm-protos.h (arm_lang_object_attributes_init): Add
2526 * config/arm/t-arm.c (arm.o): New rule.
2527 * config/arm/arm-c.c: New file.
2529 2007-11-05 Nick Clifton <nickc@redhat.com>
2530 Sebastian Pop <sebastian.pop@amd.com>
2532 PR tree-optimization/32540
2533 PR tree-optimization/33922
2534 * doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
2535 * tree-ssa-pre.c: Include params.h.
2536 (compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
2537 to limit the maximum length of the PA set for a given block.
2538 * Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
2539 * params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
2541 2007-11-05 Nathan Sidwell <nathan@codesourcery.com>
2543 * libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
2544 __fixunssfDI): Make return type unsigned.
2545 * libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
2546 __fixunssfDI): Make return type unsigned.
2548 2007-11-05 Jakub Jelinek <jakub@redhat.com>
2550 PR tree-optimization/33856
2551 * tree-data-ref.c (get_references_in_stmt): Don't add
2552 REFERENCE_CLASS_P trees to references vector if get_base_address
2553 returns NULL on them.
2555 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
2557 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
2559 2007-11-04 Andrew Pinski <pinskia@gmail.com>
2562 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
2563 for TRUTH_NOT_EXPR to type.
2565 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
2567 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
2569 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2572 * dwarf2out.c (add_calling_convention_attribute): Change
2573 second argument. Set calling convention to DW_CC_program for
2574 Fortran main program.
2575 (gen_subprogram_die): Adjust to new prototype for
2576 add_calling_convention_attribute.
2578 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
2580 PR tree-optimization/33987
2581 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
2583 (vectorizable_reduction): Add type check.
2585 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2588 * c-parser.c (c_parser_statement_after_labels): Error if a
2589 declaration is parsed after a label.
2591 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
2594 * reorg.c (emit_delay_sequence): Do not clear the locator on
2595 the jump instruction.
2597 2007-11-03 Jakub Jelinek <jakub@redhat.com>
2600 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
2601 current sched region.
2603 2007-11-02 Jakub Jelinek <jakub@redhat.com>
2605 * config/ia64/ia64.c (struct reg_write_state): Change into
2606 unsigned short bitfields rather than unsigned int, decrease
2607 first_pred to just 10 bits.
2608 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
2609 into two char array.
2610 (rws_insn_set, rws_insn_test): New functions.
2611 (in_safe_group_barrier): New variable.
2612 (rws_update): Remove first argument, always set rws_sum array.
2613 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
2614 or update rws_sum if !in_safe_group_barrier, adjust rws_update args.
2615 (rtx_needs_barrier): Use rws_insn_test macro.
2616 (safe_group_barrier_needed): Don't save/restore rws_sum array,
2617 instead set/clear in_safe_group_barrier flag.
2619 2007-11-02 Bob Wilson <bob.wilson@acm.org>
2621 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
2622 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
2623 pointer or frame pointer.
2624 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
2625 (MUST_USE_SJLJ_EXCEPTIONS): Define.
2626 (DWARF2_UNWIND_INFO): Define.
2627 (INCOMING_RETURN_ADDR_RTX): Define.
2628 (DWARF_FRAME_RETURN_COLUMN): Define.
2630 2007-11-02 Tom Tromey <tromey@redhat.com>
2632 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
2635 2007-11-02 Diego Novillo <dnovillo@google.com>
2637 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
2638 argument from function pointer ANALYZE_EXPR. Update all users.
2639 * cgraph.c (debug_cgraph_node): New.
2640 (debug_cgraph): New.
2642 2007-11-02 Jakub Jelinek <jakub@redhat.com>
2644 PR rtl-optimization/33648
2645 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
2646 the newly created basic block.
2648 2007-11-01 Richard Guenther <rguenther@suse.de>
2650 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
2652 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
2654 PR rtl-optimization/33828
2655 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
2656 of VBEIN and VBEOUT.
2658 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
2660 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
2661 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
2662 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
2664 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
2666 * gcc.c (getenv_spec_function): Escape the environment variable's
2669 2007-11-01 Janis Johnson <janis187@us.ibm.com>
2671 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
2672 show that CSE means common subexpression elimination. Change wording
2673 for -fsee and define LCM. Remove capitalization of optimizations
2674 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
2676 2007-11-01 Janis Johnson <janis187@us.ibm.com>
2679 * doc/sourcebuild.texi (Test Directives): Document that xfail
2680 has no effect for dg-do except when dg-do-what is "run".
2682 2007-11-01 Tom Tromey <tromey@redhat.com>
2684 * c-decl.c (grokdeclarator): Set decl source locations.
2685 * c-parser.c (c_parser_enum_specifier): Set location.
2686 (c_parser_struct_or_union_specifier): Likewise.
2688 2007-11-01 Tom Tromey <tromey@redhat.com>
2690 * print-tree.c (print_node): Print column number.
2692 2007-11-01 Jakub Jelinek <jakub@redhat.com>
2695 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
2696 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
2697 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
2699 PR rtl-optimization/33673
2700 * gcse.c (cprop_jump): If a conditional jump has been optimized
2701 into unconditional jump, make the remaining normal edge fallthru
2702 and delete the jump insn.
2704 2007-11-01 Ben Elliston <bje@au.ibm.com>
2706 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
2707 (set_mem_attrs_from_reg): Likewise.
2709 2007-11-01 Michael Matz <matz@suse.de>
2711 PR tree-optimization/33961
2712 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
2713 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
2714 (add_or_mark_expr): New argument 'store', using it to search
2716 (nt_init_block): Adjust calls to add_or_mark_expr.
2718 2007-10-31 Jakub Jelinek <jakub@redhat.com>
2721 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
2722 for the first push_operand.
2724 2007-10-31 Revital Eres <eres@il.ibm.com>
2726 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
2727 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
2728 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
2729 movmisalignv2sf, vcondv2sf): New.
2730 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
2731 UNSPEC_EXTODD_V2SF): Define new constants.
2732 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
2733 paired_emit_vector_cond_expr): New.
2734 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
2735 * config/rs6000/rs6000.c (paired_expand_vector_move,
2736 paired_emit_vector_cond_expr, paired_emit_vector_compare):
2738 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
2740 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
2742 PR tree-optimization/32377
2743 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
2744 work also for unknown number of iterations.
2745 (analyze_subscript_affine_affine): Clean up. Don't fail when the
2746 number of iterations is not known.
2748 2007-10-31 Richard Guenther <rguenther@suse.de>
2751 * fold-const.c (extract_muldiv_1): Make sure to not introduce
2752 new undefined integer overflow.
2753 (fold_binary): Avoid useless conversion.
2755 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
2758 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P check.
2760 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
2762 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
2764 * config/s390/s390.c: (override_options): Replace
2765 -mhard-dfp/-msoft-dfp with -mhard-dfp/-mno-hard-dfp.
2766 * config/s390/s390.opt: Likewise.
2767 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
2770 2007-10-30 Janis Johnson <janis187@us.ibm.com>
2772 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
2774 2007-10-30 Janis Johnson <janis187@us.ibm.com>
2776 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
2777 optimization options.
2778 (Optimize Options): Add -fdce and -fdse to the list of optimizations
2779 enabled by -O. Document -fdce and -fdse.
2781 2007-10-30 Jakub Jelinek <jakub@redhat.com>
2784 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
2785 convert second operand of COMPOUND_EXPR to the original type of
2788 2007-10-30 Richard Guenther <rguenther@suse.de>
2790 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
2791 of loop adding SFTs as virtual operands.
2793 2007-10-30 Richard Guenther <rguenther@suse.de>
2795 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
2797 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
2799 PR tree-optimization/32893
2800 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
2801 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
2803 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
2805 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
2807 (sub_ddmmss): Likewise.
2808 (umul_ppmm): Likewise.
2809 (udiv_qrnnd): Likewise.
2811 2007-10-29 Janis Johnson <janis187@us.ibm.com>
2814 * doc/sourcebuild.texi (Test Directives): Document that dg-require
2815 directives must come before dg-additional-sources.
2817 2007-10-29 Jakub Jelinek <jakub@redhat.com>
2819 PR tree-optimization/33723
2820 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
2821 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
2823 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
2825 PR tree-optimization/33614
2826 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
2827 if they can't be reduced to VECTOR_CSTs and aren't legitimate
2828 initializer constants.
2830 2007-10-29 Richard Guenther <rguenther@suse.de>
2832 PR tree-optimization/33870
2833 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
2834 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
2837 2007-10-29 Richard Guenther <rguenther@suse.de>
2839 * passes.c (init_optimization_passes): Exchange store_copy_prop
2841 * tree-pass.h (pass_store_copy_prop): Remove.
2842 * tree-ssa-copy.c (do_store_copy_prop): Remove.
2843 (stmt_may_generate-copy): Do not handle store_copy_prop.
2844 (get_copy_of_val): Likewise.
2845 (set_copy_of_val): Likewise.
2846 (copy_prop_visit_assignment): Likewise.
2847 (copy_prop_visit_stmt): Likewise.
2848 (copy_prop_visit_phi_node): Likewise.
2849 (init_copy_prop): Likewise.
2850 (execute_copy_prop): Likewise.
2851 (do_copy_prop): Remove.
2852 (gate_store_copy_prop): Likewise.
2853 (store_copy_prop): Likewise.
2854 (pass_store_copy_prop): Likewise.
2855 (pass_copy_prop): Call execute_copy_prop.
2856 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
2857 * common.opt (ftree-store-copy-prop): Mark obsolete.
2858 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
2860 2007-10-29 Ian Lance Taylor <iant@google.com>
2862 * ifcvt.c (noce_can_store_speculate_p): New static function.
2863 (noce_process_if_block): Call it.
2864 (if_convert): Remove recompute_dominance parameter. Change all
2867 2007-10-29 Richard Guenther <rguenther@suse.de>
2869 * tree-flow-inline.h (get_subvar_at): Use binary search.
2870 (get_first_overlapping_subvar): New function to binary search
2871 for the first overlapping subvar.
2872 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
2873 just handle adding subvars for a pointed-to subvar. Optimize
2874 and use get_first_overlapping_subvar.
2875 (add_vars_for_bitmap): Fold into single caller.
2876 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
2877 and non pointed-to bits of add_vars_for_offset.
2879 2007-10-29 Revital Eres <eres@il.ibm.com>
2881 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
2883 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
2884 Zdenek Dvorak <ook@ucw.cz>
2887 reduction support for automatic parallelization.
2889 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
2891 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
2892 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
2893 and OMP_ATOMIC_STORE.
2894 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2895 * gimple-low.c (lower_stmt): Same.
2896 * gimplify.c (gimplify_expr): Same.
2897 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
2898 gimplify_omp_atomic_mutex): Remove.
2899 (gimplify_omp_atomic): Change it to simply gimplify the
2900 statement instead of expanding it.
2901 * omp-low.c: Add includes to optabs.h, cfgloop.h.
2902 (expand_omp_atomic, expand_omp_atomic_pipeline,
2903 goa_stabilize_expr, expand_omp_atomic_mutex,
2904 expand_omp_atomic_fetch_op): New functions to implement
2905 expansion of OMP_ATOMIC.
2906 (expand_omp, build_omp_regions_1): Add support for
2907 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
2908 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
2910 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
2912 * tree-parloops.c: add include to tree-vectorizer.h.
2913 (reduction_info): New structure for reduction.
2914 (reduction_list): New list to represent list of reductions per loop.
2915 (struct data_arg): New helper structure for reduction.
2916 (reduction_info_hash, reduction_info_eq, reduction_phi,
2917 initialize_reductions, create_call_for_reduction,
2918 create_phi_for_local_result, create_call_for_reduction_1,
2919 create_loads_for_reductions, create_final_loads_for_reduction):
2921 (loop_parallel_p): Identify reductions, add reduction_list parameter.
2922 (separate_decls_in_loop_name): Support reduction variables.
2923 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
2924 call create_loads_for_reduction for each reduction.
2925 (canonicalize_loop_ivs): Identify reductions, add reduction_list
2927 (transform_to_exit_first_loop): Add reduction support, add
2928 reduction_list parameter.
2929 (gen_parallel_loop): Add reduction_list parameter. Add call
2930 separate_decls_in_loop with
2931 the new argument. Traverse reductions and call
2932 initialize_reductions, create_call_for_reduction.
2933 (parallelize_loops): Create and delete the reduction list.
2934 (add_field_for_name): Change use of data parameter. Add fields for
2936 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
2937 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
2938 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2939 * tree-inline.c (estimate_num_insns_1): add cases for
2940 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2941 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2942 * tree-ssa-operands.c (get_addr_dereference_operands):
2943 New function. Subroutine of get_indirect_ref_operands.
2944 (get_indirect_ref_operands): Call get_addr_dereference_operands.
2945 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2948 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
2950 * config/cris/cris.c: Include df.h.
2951 (cris_address_cost): Add gcc_assert for canonicalization
2952 assumptions. For PLUS with MULT or register, correct
2953 test for register in other arm. Tweak comments.
2955 2007-10-28 Richard Guenther <rguenther@suse.de>
2957 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
2958 telling if the var is to be treated as points-to location.
2959 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
2960 (add_virtual_operand): Only recurse into MPTs if aliases
2963 2007-10-28 Richard Guenther <rguenther@suse.de>
2965 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
2966 (add_vars_for_bitmap): Do not recurse further. Only add vars
2967 for pointed-to SFTs.
2968 (add_virtual_operand): Re-instantiate loop to add operands for
2969 aliases. Recurse into MPTs.
2970 (get_indirect_ref_operands): If we fall back to use a pointers
2971 SMT, make sure to not prune based on the access offset and size.
2973 2007-10-28 Andrew Pinski <pinskia@gmail.com>
2976 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
2977 the eh information on the statement.
2979 2007-10-28 Richard Guenther <rguenther@suse.de>
2981 * tree-flow.h (subvar_t): Make it a VEC.
2982 (struct subvar): Remove.
2983 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
2984 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
2986 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
2987 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
2988 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
2989 (set_initial_properties): Likewise.
2990 (setup_pointers_and_addressables): Likewise.
2991 (new_type_alias): Likewise.
2992 (create_overlap_variables_for): Likewise.
2993 * tree-dfa.c (dump_subvars_for): Likewise.
2994 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
2995 (get_expr_operands): Likewise.
2996 (add_to_addressable_set): Likewise.
2997 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
2999 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
3001 PR tree-optimization/33920
3002 * tree-if-conv.c (tree_if_conversion): Force predicate of single
3003 successor bb to true when predecessor bb has NULL predicate.
3004 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
3006 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
3008 * config/mips/mips.md: Add combiner patterns for DImode extensions
3009 of HImode and QImode truncations. Reformat HImode <- QImode pattern
3012 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
3015 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
3017 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
3019 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
3020 LIBCALL notes if they are about to be moved to the same insn.
3022 2007-10-27 Richard Guenther <rguenther@suse.de>
3024 PR tree-optimization/33870
3025 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
3026 duplication. Remove redundant call to access_can_touch_variable.
3027 (add_vars_for_bitmap): New helper for recursing over MPT contents.
3028 (add_virtual_operand): Use it.
3030 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3033 * pa.h (ASM_PN_FORMAT): Delete define.
3035 2007-10-26 Janis Johnson <janis187@us.ibm.com>
3037 * doc/invoke.texi (Option Summary, optimizations): Remove
3038 -fbounds-check. Add -fassociative-math, -freciprocal-math,
3039 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
3040 -fsplit-wide-types to match later entry. Break up a long line.
3041 (Option Summary, code gen options) Add -fno-stack-limit. Add
3042 missing @gol to the end of a line.
3043 (Optimization Options): Remove -fbounds-check, which is also
3044 documented under Code Generation Options. Remove =n from
3045 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
3046 to -fcprop-registers to match other options, and say when it is
3047 enabled rather than disabled. Remove extra index entry for
3048 -fno-cx-limited-range. Add index entries for -fstack-protector
3049 and -fstack-protector-all.
3050 (Code Gen Options): Add index entry for -ftls-model.
3052 2007-10-26 Anatoly Sokolov <aesok@post.ru>
3054 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
3055 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
3056 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
3057 expand_epilogue, output_movhi): Don't handle 'main' function.
3058 (avr_attribute_table): Add 'OS_task' function attribute.
3059 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
3061 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
3062 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
3064 * config/avr/avr.opt (minit-stack): Remove.
3066 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
3068 * tree-nested.c (get_trampoline_type): Fix thinko.
3070 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
3073 * tree.c (build_offset_type): Build canonical type based on the
3074 TYPE_MAIN_VARIANT of the base type.
3076 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
3078 * reorg.c (emit_delay_sequence): Move insn locator from the
3079 first insn to the sequence.
3081 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
3083 * ipa-pure-const.c (check_decl): Return immediately when
3084 pure_const_state has been set to IPA_NEITHER.
3086 2007-10-25 Ira Rosen <irar@il.ibm.com>
3088 PR tree-optimization/33833
3089 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
3090 and convert init to sizetype in inner_base construction.
3092 2007-10-25 Richard Guenther <rguenther@suse.de>
3094 * tree-flow.h (mem_sym_stats): Remove.
3095 (dump_mem_sym_stats_for_var): Declare.
3096 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
3097 (mem_sym_stats): Move ...
3098 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
3099 (mem_sym_score): Rename from ...
3100 (pscore): ... this. Remove.
3101 (dump_mem_sym_stats_for_var): New function. Dump the score, but
3102 not the frequencies.
3103 (compare_mp_info_entries): Make sort stable by disambiguating
3106 2007-10-25 Ira Rosen <irar@il.ibm.com>
3108 PR tree-optimization/33866
3109 * tree-vect-transform.c (vectorizable_store): Check operands of all
3110 the stmts in the group of strided accesses. Get def stmt type for each
3111 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
3113 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
3115 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
3116 (Yt): Rename register constraint to Y2.
3117 * config/i386/sse.md: Use renamed register constraints.
3118 * config/i386/mmx.md: Ditto.
3119 * config/i386/i386.md: Ditto.
3121 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
3123 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
3125 2007-10-24 Chao-ying Fu <fu@mips.com>
3127 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
3128 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
3130 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
3131 Olga Golovanevsky <olga@il.ibm.com>
3133 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
3134 the compiler that wr.wrap and wr.domain are initialized in
3137 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
3139 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
3140 to print gcov_type values.
3142 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
3144 * config/avr/avr.h: Do not include progmem_section definition when
3145 building with IN_TARGET_LIBS.
3147 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
3150 * config/mips/mips.c (mips_lo_sum_offset): New structure.
3151 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
3152 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
3153 (mips_orphaned_high_part_p: New functions.
3154 (mips_avoid_hazard): Don't check INSN_P here.
3155 (mips_avoid_hazards): Rename to...
3156 (mips_reorg_process_insns): ...this. Cope with
3157 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
3158 or turn them into nops.
3159 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
3160 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
3161 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
3162 (mips_override_options): Set flag_delayed_branch to 0.
3164 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
3166 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
3167 MIPS-specific implementation details.
3168 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
3169 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
3170 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
3171 for targets with movmemsi.
3172 (MOVE_BY_PIECES_P): Define.
3173 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
3174 (mips_block_move_loop): Add a bytes_per_iter argument.
3175 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
3176 Update call to mips_block_move_loop.
3178 2007-10-24 Michael Matz <matz@suse.de>
3181 * var-tracking.c (variable_union): Don't break after one loop
3182 iteration but only when a difference is found.
3183 (dump_variable): Also print DECL_UID.
3185 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
3187 * ipa-type-escape.h: Expose function
3188 is_array_access_through_pointer_and_index.
3190 (is_array_access_through_pointer_and_index):
3191 Add three new parameters. Add support of
3192 POINTER_PLUS_EXPR tree code.
3194 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
3196 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
3197 * tree-pass.h: Add pass_ipa_struct_reorg.
3198 * common.opt: Add ipa-struct-reorg flag.
3199 * Makefile.in: Add ipa-strcut-reorg.o compilation.
3200 * passes.c: Add pass pass_ipa_struct_reorg.
3201 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
3202 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
3204 2007-10-24 Ira Rosen <irar@il.ibm.com>
3206 PR tree-optimization/33804
3207 * tree-vect-transform.c (vectorizable_operation): Remove the
3208 checks that the vectorization is worthwhile from the transformation
3211 2007-10-24 Ira Rosen <irar@il.ibm.com>
3213 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
3214 vectype cannot be determined for the scalar type.
3215 (vect_analyze_slp_instance): Likewise.
3216 * tree-vect-transform.c (vect_model_reduction_cost): Change the
3217 return type to bool. Return false if vectype cannot be determined
3218 for the scalar type.
3219 (vect_get_constant_vectors): Return false if vectype cannot be
3220 determined for the scalar type.
3221 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
3222 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
3223 vectorizable_reduction): Likewise.
3225 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
3227 * config.gcc: For a FreeBSD target, parse the value of ${target}
3228 to determine the value of FBSD_MAJOR, instead of adding an
3229 explicit check for every possible FreeBSD major version.
3231 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
3233 PR rtl-optimization/33846
3234 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
3236 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
3238 PR tree-optimization/33860
3239 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
3240 interleaved accesses in case the dr is inside the inner-loop during
3241 outer-loop vectorization.
3243 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
3245 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
3246 Document MEM_POINTER. Replace mentions of "integrated"
3247 field with "return_val". Delete outdated stuff.
3249 2007-10-23 David Edelsohn <edelsohn@gnu.org>
3251 * config/rs6000/rs6000.c (rs6000_override_options): Set
3252 rs6000_altivec_abi on AIX.
3253 (conditional_register_usage): Set VR20:31 fixed on AIX.
3255 2007-10-23 Richard Guenther <rguenther@suse.de>
3257 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
3260 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
3261 David S. Miller <davem@davemloft.net>
3263 * df-scan.c (df_get_call_refs): Mark global registers as both a
3264 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
3266 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
3268 PR tree-optimization/33834
3269 PR tree-optimization/33835
3270 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
3271 stmts need to be checked for success seperately.
3272 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
3273 Remove the check that stmt is not LIVE.
3274 (vectorizable_assignment, vectorizable_induction): Likewise.
3275 (vectorizable_operation, vectorizable_type_demotion): Likewise.
3276 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
3278 (vectorizable_live_operation): Check that op is not NULL.
3280 2007-10-22 Janis Johnson <janis187@us.ibm.com>
3282 * doc/invoke.texi (Optimization Options): In the summary, show
3283 that the value for options -falign-jumps, -falign-labels,
3284 -falign-loops, -falign-functions, -fsched-stalled-insns, and
3285 -fsched-stalled-insns-dep is optional. In the summary, show that
3286 -fsched-stalled-insns takes an optional argument and that
3287 -fparallelize-loops takes an argument. Add opindex for several
3288 optimization options, and fix typos in the opindex commands for
3289 several others. In the descriptions for -fsched-stalled-insns
3290 and -fsched-stalled-insns-dep, show the options with and without
3293 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
3295 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
3297 * config/avr/avr.h (LINK_SPEC): Likewise.
3298 (CRT_BINUTILS_SPECS): Likewsie.
3299 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3301 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3303 PR rtl-optimization/33644
3304 * cfgcleanup.c: Do not include dce.h.
3305 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
3306 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
3307 * dce.c (something_changed): Delete.
3308 (libcall_dead_p): New predicate.
3309 (delete_unmarked_insns): Use it to delete dead libcalls.
3310 Deal with REG_LIBCALL and REG_RETVAL notes.
3311 (prescan_libcall_for_dce): New function.
3312 (prescan_insns_for_dce): Use it to deal with libcalls.
3313 (mark_reg_dependencies): Do nothing special for libcalls.
3314 (dce_process_block): Likewise.
3315 (fast_dce): Delete unused local variable.
3316 (run_fast_dce): Do not return a value.
3317 * dce.h (struct df): Delete.
3318 (run_fast_dce): Adjust prototype.
3319 * optabs.c (libcall_id): Delete.
3320 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
3321 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
3322 * reload1.c (reload): Delete REG_LIBCALL_ID case.
3323 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
3324 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
3325 notes instead of REG_LIBCALL_ID notes.
3326 * reg-notes.def (LIBCALL_ID): Delete.
3327 * Makefile.in (see.o): Add dce.h dependency.
3328 (cfgcleanup.o): Remove dce.h dependency.
3330 2007-10-22 Michael Matz <matz@suse.de>
3332 PR tree-optimization/33855
3333 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
3336 2007-10-22 Ira Rosen <irar@il.ibm.com>
3338 PR tree-optimization/33854
3339 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
3340 FLOAT_EXPR to the list of promotion operations.
3342 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
3346 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
3347 (print_reg): Print register prefix only with AT&T asm syntax.
3348 Support pc_rtx for RIP register.
3349 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
3350 relative addressing. Always print segment register prefix with AT&T
3351 asm syntax and never with Intel asm syntax.
3352 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
3353 Fix prefix for 16-byte XFmode operands.
3354 (output_addr_const_extra): Support Intel asm syntax.
3355 (x86_file_start): Don't use register prefix with Intel asm syntax.
3356 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
3357 ("return_internal_long"): Fix Intel asm syntax output.
3358 ("set_got_rex64"): Support Intel asm syntax.
3359 ("set_rip_rex64"): Likewise.
3360 ("set_got_offset_rex64"): Likewise.
3361 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
3363 ("*tls_global_dynamic_64"): Likewise.
3364 ("*tls_local_dynamic_base_64"): Likewise.
3365 ("*load_tp_si")("*load_tp_di"): Likewise.
3366 ("*add_tp_si")("*add_tp_di"): Likewise.
3367 ("*tls_dynamic_lea_64"): Likewise.
3368 ("*sibcall_value_1_rex64_v"): Likewise.
3369 ("stack_tls_protect_set_si"): Likewise.
3370 ("stack_tls_protect_set_di"): Likewise.
3371 ("stack_tls_protect_test_si"): Likewise.
3372 ("stack_tls_protect_test_di"): Likewise.
3373 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
3375 ("*movv2sf_internal_rex64"): Likewise.
3376 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
3377 (__get_cpuid_max): Likewise.
3379 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3381 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
3382 the STRICT_P argument type "bool" rather than "int".
3383 (mips_legitimate_address_p): Likewise.
3384 (fp_register_operand, lo_operand): Delete.
3385 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
3386 (mips_emit_scc): Rename to...
3387 (mips_expand_scc): ...this.
3388 (gen_conditional_branch): Rename to...
3389 (mips_expand_conditional_branch): ...this.
3390 (gen_conditional_move): Rename to...
3391 (mips_expand_conditional_move): ...this.
3392 (mips_gen_conditional_trap): Rename to...
3393 (mips_expand_conditional_trap): ...this and take an rtx code instead
3394 of an operands array.
3395 (mips_expand_call): Give the SIBCALL_P argument type "bool"
3397 (mips_emit_fcc_reload): Rename to...
3398 (mips_expand_fcc_reload): ...this.
3399 (init_cumulative_args): Rename to...
3400 (mips_init_cumulative_args): ...this and remove the libname argument.
3401 (function_arg_advance): Rename to...
3402 (mips_function_arg_advance): ...this.
3403 (function_arg): Rename to...
3404 (mips_function_arg): ...this and use "rtx" instead of
3406 (function_arg_boundary): Rename to...
3407 (mips_function_arg_boundary): ...this.
3408 (mips_expand_unaligned_load): Rename to...
3409 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
3410 and BITPOS arguments type "HOST_WIDE_INT".
3411 (mips_expand_unaligned_store): Rename to...
3412 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
3413 and BITPOS arguments type "HOST_WIDE_INT".
3414 (override_options): Rename to...
3415 (mips_override_options): ...this.
3416 (print_operand): Rename to...
3417 (mips_print_operand): ...this.
3418 (print_operand_address): Rename to...
3419 (mips_print_operand_address): ...this.
3420 (mips_output_ascii): Remove the PREFIX argument.
3421 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
3423 (mips_can_use_return_insn): Return a "bool" rather than an "int".
3424 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
3425 of "struct rtx_def *".
3426 (mips_secondary_reload_class): Give the IN_P argument type "bool"
3428 (build_mips16_call_stub): Delete.
3429 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
3430 (mips_use_ins_ext_p): Give the second and third arguments type
3431 "HOST_WIDE_INT" rather than "rtx".
3432 * config/mips/mips.h: Update after the above changes. Tweak comments
3434 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
3435 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3436 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
3437 element type from "char" to "bool".
3438 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
3439 (mips_cpu_info_table): Delete.
3440 * config/mips/mips.md: Update after the above changes. Tweak some
3442 * config/mips/mips-ps-3d.md: Likewise.
3443 * config/mips/mips.c: Tweak comments and formatting.
3444 Use NULL-like macros rather than 0 in various places.
3445 (mips_section_threshold): Rename to...
3446 (mips_small_data_threshold): ...this and give it an unsigned type.
3447 (num_source_filenames): Remove explicit initialization.
3448 (sdb_label_count): Likewise.
3449 (sym_lineno): Delete.
3450 (set_noat): Make static.
3451 (mips_branch_likely): Likewise, and give it type "bool".
3452 (mips_isa_info): Rename to...
3453 (mips_isa_option_info): ...this.
3454 (mips_flag_delayed_branch): Rename to...
3455 (mips_base_delayed_branch): ...this.
3456 (mips_split_addresses): Delete.
3457 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
3458 element type from "char" to "bool".
3459 (mips_regno_to_class): Add an explicit array size.
3460 (mips16_flipper): Change from type "int" to type "bool".
3461 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
3462 (mips_tls_operand_p): Rename to...
3463 (mips_tls_symbol_p): ...this.
3464 (mips_global_symbol_p): Remove redundant "const".
3465 (mips_offset_within_alignment_p): Simplify.
3466 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
3467 to STRICT_P and give it type bool.
3468 (mips_valid_base_register_p): Likewise.
3469 (mips_classify_address): Likewise.
3470 (mips_legitimate_address_p): Likewise.
3471 (mips16_unextended_reference_p): Take the offset as an
3472 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
3473 (mips_const_insns): Use IN_RANGE.
3474 (mips_force_temporary): Remove an unnecessary copy_rtx.
3475 (mips16_gp_pseudo_reg): Simplify.
3476 (mips_split_symbol): Remove an unnecessary copy_rtx.
3477 (mips_legitimize_tls_address): Only create registers if we need them.
3478 (mips_legitimize_address): Use mips_split_plus.
3479 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
3480 variable COST to NUM_OPS.
3481 (mips_legitimize_move): Use gen_lowpart.
3482 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
3483 (m16_check_op): Use IN_RANGE.
3484 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
3485 (mips_split_doubleword_move): Pass booleans to mips_subword.
3486 (mips_output_move): Store the mode in a local variable.
3487 Explicitly assert that this function does not deal with
3488 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
3489 cases more consistent.
3490 (mips_relational_operand_ok_p): Rename to...
3491 (mips_int_order_operand_ok_p): ...this.
3492 (mips_canonicalize_comparison): Rename to...
3493 (mips_canonicalize_int_order_test): ...this.
3494 (mips_emit_int_relational): Rename to...
3495 (mips_emit_int_order_test): ...this. Store the mode in a local
3497 (mips_reverse_fp_cond_p): Rename to...
3498 (mips_reversed_fp_cond): ...this.
3499 (mips_emit_compare): Make the order of the statements more consistent.
3500 (mips_emit_scc): Rename to...
3501 (mips_expand_scc): ...this.
3502 (gen_conditional_branch): Rename to...
3503 (mips_expand_conditional_branch): ...this.
3504 (gen_conditional_move): Rename to...
3505 (mips_expand_conditional_move): ...this. Build the condition
3506 separately from the main pattern.
3507 (mips_gen_conditional_trap): Rename to...
3508 (mips_expand_conditional_trap): ...this and take an rtx code instead
3509 of an operands array. Simplify.
3510 (init_cumulative_args): Rename to...
3511 (mips_init_cumulative_args): ...this. Use memset rather than a
3512 copy from a zeroed static. Use prototype_p and stdarg_p.
3513 (mips_arg_info): Rename to...
3514 (mips_get_arg_info): ...this and put the INFO argument first.
3515 (function_arg): Rename to...
3516 (mips_function_arg): ...this and use "rtx" instead of
3517 "struct rtx_def *". Only split structures into chunks if
3518 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
3519 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
3520 comparison with REAL_TYPE. Rename local variable REG to REGNO
3521 and make it unsigned.
3522 (function_arg_advance): Rename to...
3523 (mips_function_arg_advance): ...this.
3524 (function_arg_boundary): Rename to...
3525 (mips_function_arg_boundary): ...this.
3526 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
3528 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
3529 comparison with REAL_TYPE.
3530 (mips_function_value): Remove the FUNC argument. Rename local
3531 variable UNSIGNEDP to UNSIGNED_P.
3532 (mips_return_in_memory): Use IN_RANGE.
3533 (mips_setup_incoming_varargs): Pass a boolean rather than an int
3534 to FUNCTION_ARG_ADVANCE.
3535 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
3536 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
3537 SIZE and RSIZE if needed.
3538 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
3540 (build_mips16_function_stub): Rename to...
3541 (mips16_build_function_stub): ...this.
3542 (build_mips16_call_stub): Rename to...
3543 (mips16_build_call_stub): ...this. Make static, and return a
3544 "bool" rather than an "int". Rename the ARG_SIZE argument to
3545 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
3546 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
3547 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
3549 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
3550 are not sibling ones.
3551 (mips_emit_fcc_reload): Rename to...
3552 (mips_expand_fcc_reload): ...this.
3553 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
3555 (mips_expand_unaligned_load): Rename to...
3556 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
3557 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
3559 (mips_expand_unaligned_store): Rename to...
3560 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
3561 and BITPOS arguments type "HOST_WIDE_INT".
3562 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
3563 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
3565 (mips_init_split_addresses): Replace with...
3566 (mips_split_addresses_p): ...this new function.
3567 (mips_init_relocs): Check mips_split_addresses_p () rather than
3568 mips_split_addresses. Always initialize mips_split_p with booleans.
3569 (print_operand_reloc): Rename to...
3570 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
3572 (print_operand): Rename to...
3573 (mips_print_operand): ...this.
3574 (print_operand_address): Rename to...
3575 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
3576 (mips_in_small_data_p): Simplify.
3577 (mips_output_ascii): Remove the PREFIX argument and "register"
3578 keywords. Use the STRING parameter directly and cast to
3580 (mips16e_collect_argument_save_p): Use IN_RANGE.
3581 (mips_function_has_gp_insn): Simplify.
3582 (mips_set_return_address): Use BITSET_P.
3583 (mips_restore_gp): Use a separate statement to pick the base
3585 (mips_output_function_prologue): Use a local FRAME variable.
3586 (mips_save_reg): Pass booleans to mips_subword.
3587 (mips_expand_prologue): Use a local FRAME variable. Use
3588 cprestore_size to detect when .cprestore is needed.
3589 (mips_restore_reg): Use GP_REG_FIRST.
3590 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
3591 rather than "int". Use local FRAME and REGNO variables.
3592 (mips_can_use_return_insn): Return a "bool" rather than an "int".
3593 (mips_secondary_reload_class): Give the IN_P argument type "bool"
3595 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
3596 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
3597 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
3598 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
3599 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
3600 (builtin_description): Rename to...
3601 (mips_builtin_description): ...this.
3602 (mips_bdesc): Rename to...
3603 (mips_ps_bdesc): ...this.
3604 (sb1_bdesc): Rename to...
3605 (mips_sb1_bdesc): ...this.
3606 (dsp_bdesc): Rename to...
3607 (mips_dsp_bdesc): ...this.
3608 (dsp_32only_bdesc): Rename to...
3609 (mips_dsp_32only_bdesc): ...this.
3610 (bdesc_map): Rename to...
3611 (mips_bdesc_map): ...this.
3612 (bdesc_arrays): Rename to...
3613 (mips_bdesc_arrays): ...this.
3614 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
3615 Tweak error message.
3616 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
3617 Rename local variables I and J to OPNO and ARGNO respectively.
3618 Assert that the number of arguments is no more than the number of
3620 (mips_expand_builtin_compare): Use an array of arguments rather
3621 than an array of operands. Assert that the number of operands is
3623 (add_constant): Rename to...
3624 (mips16_add_constant): ...this. Use XNEW.
3625 (dump_constants_1): Rename to...
3626 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
3627 (dump_constants): Rename to...
3628 (mips16_emit_constants): ...this.
3629 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
3630 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
3631 Assign mips16_p to was_mips16_p.
3632 (mips_parse_cpu): Tweak warning message.
3633 (override_options): Rename to...
3634 (mips_override_options): ...this. Move the mips_cost initialization
3635 out of the "shared with GAS" block. Quote option names in error
3637 (mips_conditional_register_usage): Make local variable REGNO unsigned.
3638 (mips_order_regs_for_local_alloc): Remove register keyword.
3640 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3642 * system.h (IN_RANGE): Cast each argument individually.
3644 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3646 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
3647 MIPS16 code unless using o32 or o64.
3649 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3651 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
3652 for modes smaller than 4 bytes.
3653 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
3656 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3658 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
3659 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
3660 (ASM_OUTPUT_ALIGNED_BSS): Delete.
3661 * config/mips/mips.c (mips_output_aligned_bss): Delete.
3663 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3665 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
3666 sibling calls to "mips16" functions if the function satisfies
3667 const_call_insn_operand.
3669 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3671 * config/mips/mips.c (mips_va_start): Fix types in calls
3674 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3676 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
3679 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3681 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
3682 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
3683 instead of checking mips_isa.
3685 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3687 * doc/invoke.texi (-mpaired-single): Don't say that the option
3688 requires 64-bit code.
3689 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
3690 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
3691 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
3692 V2SF if ISA_MIPS32R2.
3693 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
3694 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
3695 to ISA_HAS_NMADD_NMSUB.
3696 (mips_split_doubleword_move): Handle V2SF.
3697 (mips_modes_tieable_p): New function.
3698 (override_options): Report a warning rather than an error when
3699 -mpaired-single is used on ISAs that don't support it; use
3700 ISA_HAS_PAIRED_SINGLE to check that case.
3701 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
3702 and DF move splitters with a single MOVE64 splitter, thereby adding
3703 a V2SF splitter too.
3704 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
3705 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
3706 (HALFMODE): Add V2SF.
3707 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
3708 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
3709 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
3710 (movv2sf_hardfloat_32bit): New pattern.
3711 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
3712 TARGET_DOUBLE_FLOAT conditions.
3714 2007-10-20 Jakub Jelinek <jakub@redhat.com>
3716 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
3717 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
3718 64-bit register in 64-bit libgcc.
3720 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
3722 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
3723 * config/avr/avr.h (LINK_SPEC): Likewise.
3724 (CRT_BINUTILS_SPECS): Likewsie.
3725 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3727 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3729 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
3730 and -Wfatal-errors together.
3732 2007-10-20 Alan Modra <amodra@bigpond.net.au>
3735 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
3736 change for vrsave, ie restore after frame pop.
3738 2007-10-19 David S. Miller <davem@davemloft.net>
3740 * config/sparc/niagara2.md: Fix copyright notice.
3742 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
3744 PR tree-optimization/23820
3745 PR tree-optimization/24309
3746 PR tree-optimization/33766
3747 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
3748 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
3749 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
3750 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
3751 * tree-loop-linear.c (perfect_loop_nest_depth): New.
3752 (linear_transform_loops): Use perfect_loop_nest_depth.
3753 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
3754 should have a single condition: their exit.
3756 2007-10-19 Richard Guenther <rguenther@suse.de>
3760 * stor-layout.c (layout_type): Assert that aggregates do not
3761 have their alias sets set.
3762 * alias.c (get_alias_set): Return alias set zero for incomplete
3763 types, return the alias set of the element for incomplete array
3764 types, but do not remember these.
3766 2007-10-19 Richard Guenther <rguenther@suse.de>
3769 2007-10-19 Richard Guenther <rguenther@suse.de>
3772 * tree.c (build_array_type): Do not re-layout unbound array
3775 2007-10-19 Richard Guenther <rguenther@suse.de>
3778 * tree.c (build_array_type): Do not re-layout unbound array types.
3780 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3782 * config/mips/mips.c (mips_canonicalize_comparison): Check
3783 mips_relational_operand_ok_p before trying to rewrite the test.
3784 Only calculate PLUS_ONE if needed.
3785 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
3788 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3790 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
3793 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3795 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
3796 the call uses the incoming value of $2.
3798 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3800 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
3801 rather then gen_rtx_MEM.
3802 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
3804 (mips_set_return_address): Likewise.
3805 (mips_restore_gp): Likewise.
3807 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3809 * config/mips/mips.c (gpr_mode): Delete.
3810 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
3811 instead of gpr_mode.
3812 (mips_for_each_saved_reg): Likewise.
3813 (mips_expand_prologue, mips_expand_epilogue): Likewise.
3814 (override_options): Don't initialize gpr_mode.
3815 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
3817 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3819 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
3821 (mips_class_max_nregs): Calculate the smallest consituent register
3822 size and use that to determine an upper bound on the number of
3825 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3827 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
3829 (mips_expand_epilogue): ...here.
3830 (mips_mdebug_abi_name): New function, split out from...
3831 (mips_file_start): ...here.
3832 (mips_hard_regno_mode_ok_p): New function, split out from...
3833 (override_options): ...here.
3834 (mips_expand_builtin_1): New function, split out from...
3835 (mips_expand_buitin): ...here. Abort if we don't recognize
3838 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3840 * config/mips/mips.c (build_mips16_function_stub): Load the
3841 target address into $1 before transfering the arguments.
3842 Don't use ".set noreorder".
3843 (build_mips16_call_stub): Likewise.
3845 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3847 * config/mips/mips.c (mips_output_32bit_xfer): New function.
3848 (mips_output_64bit_xfer): Likewise.
3849 (mips16_fp_args): Rename to...
3850 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
3851 with a DIRECTION argument. Use mips_output_32bit_xfer and
3852 mips_output_64bit_xfer.
3853 (build_mips16_function_stub): Update accordingly.
3854 (mips16_fpret_double): Delete.
3855 (build_mips16_call_stub): Update after above changes.
3856 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
3857 of mips16_fpret_double. Use GP_REG_RETURN.
3859 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3861 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
3862 use asm_out_file instead.
3863 (build_mips16_function_stub): Likewise.
3864 (build_mips16_call_stub, mips_output_function_prologue): Update
3867 2007-10-18 David S. Miller <davem@davemloft.net>
3869 Add Niagara-2 support.
3870 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
3871 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
3872 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
3873 (include): Add inclusion of niagara2.md
3874 * config/sparc/sparc.c (niagara2_costs): New.
3875 (sparc_override_options): Add niagara2 entry to cpu_default[]
3876 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
3877 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
3878 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
3879 (sparc_initialize_trampoline): Handle niagara2 like niagara.
3880 (sparc64_initialize_trampoline): Likewise.
3881 (sparc_use_sched_lookahead): Likewise.
3882 (sparc_issue_rate): Likewise.
3883 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
3885 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
3886 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
3887 TARGET_CPU_niagara2.
3888 (PROCESSOR_NIAGARA2): New.
3889 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
3890 (BRANCH_COST): Likewise.
3891 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
3892 * config/sparc/sol2.h: Likewise.
3893 * config/sparc/niagara2.md: New file.
3895 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3897 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
3899 (mips_compute_frame_info): Remove associated code.
3900 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
3902 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3904 * config/mips/mips-protos.h (compute_frame_size): Delete.
3905 * config/mips/mips.h: Update comments.
3906 * config/mips/mips.c (mips_frame_info): Remove initialized.
3907 (compute_frame_size): Rename to...
3908 (mips_compute_frame_info): ...this and make static. Remove the
3909 SIZE argument and return no value. Remove the setting of initialized.
3910 Update rest of file accordingly.
3911 (mips_set_return_address): Don't call compute_frame_size.
3912 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
3913 Don't call compute_frame_size.
3915 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3917 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
3918 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
3919 mips_hard_frame_pointer_required.
3920 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
3921 large MIPS16 frames.
3922 * config/mips/mips.c (mips_frame_pointer_required): New function.
3924 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3926 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
3927 and hard_frame_pointer_offset.
3928 (mips_debugger_offset): Use hard_frame_pointer_offset.
3929 (mips16e_collect_argument_save_p): Likewise.
3930 (compute_frame_size): Initialize arg_pointer_offset and
3931 hard_frame_pointer_offset.
3932 (mips_initial_elimination_offset): Use them.
3933 (mips_output_function_prologue): Use hard_frame_pointer_offset.
3934 (mips_expand_prologue, mips_expand_epilogue): Likewise.
3936 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3938 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
3940 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
3941 "unsigned int" rather than "int" and put them with the other
3942 register-related fields. Put expanded comments above fields
3943 rather than to their right.
3944 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
3945 with a NUM_REGS_PTR argument.
3946 (mips16e_save_restore_pattern_p): Update accordingly.
3947 (compute_frame_size): Clarify frame diagram. Rewrite.
3949 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3951 * config/mips/mips-ftypes.def: New file.
3952 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
3953 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
3954 (mips_function_type): Redefine using mips-ftypes.def.
3955 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
3956 (mips_builtin_vector_type): New function.
3957 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
3958 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
3959 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
3960 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
3962 (mips_build_function_type): New function.
3963 (mips_init_builtins): Use it to create types lazily.
3965 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3967 * config/mips/mips.h (set_volatile): Delete.
3968 * config/mips/mips.c (set_volatile): Delete.
3969 (mips_print_operand_punctuation): New function, split out from
3970 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
3971 Use the same character ordering in the code and the comments.
3972 Use a recursive call to handle '*'. Abort on unknown characters.
3973 (mips_init_print_operand_punct): New function, split out from
3975 (mips_print_int_branch_condition): New function, split out from
3976 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
3977 to report unexpected codes.
3978 (mips_print_float_branch_condition): New function, split out from
3979 print_operand. Use output_operand_lossage to report unexpected codes.
3980 (print_operand): Rework to use a case statement. Use the
3981 same letter ordering in the code and the comments. Use
3982 output_operand_lossage to report unexpected codes and
3983 reverse_condition to handle inverted branch conditions.
3984 (override_options): Use mips_init_print_operand_punct.
3986 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3988 * config/mips/mips.h: Move variable declarations to end of file and
3989 enclose them all in #ifndef USED_FOR_TARGET.
3990 * config/mips/mips.c: Reorder functions into more logical groups,
3991 and so that callees appear before callers. Put the targetm
3992 initializer at the end of the file. Remove forward static
3993 declarations where possible.
3994 (mips_init_builtins): Add "static" to definition.
3995 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
3997 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3999 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
4000 (TARGET_MAX_ANCHOR_OFFSET): Delete.
4001 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
4002 (mips_set_mips16_mode): Initialize min_anchor_offset and
4003 max_anchor_offset directly to constants.
4005 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
4007 * config/mips/mips.c: Delete trailing whitespace.
4009 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
4011 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
4012 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
4014 * config/mips/mips.md (load_call<mode>): Don't make the unspec
4015 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
4017 2007-10-18 David Daney <ddaney@avtrex.com>
4019 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
4020 reg_offset variable to calculate register locations.
4022 2007-10-18 Richard Guenther <rguenther@suse.de>
4024 * tree-ssa.c (uid_ssaname_map_eq): New function.
4025 (uid_ssaname_map_has): Likewise.
4026 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
4027 * tree-flow.h (struct gimple_df): Make default_defs a
4029 * tree-dfa.c (gimple_default_def): Deal with it.
4030 (set_default_def): Likewise.
4032 2007-10-18 Richard Guenther <rguenther@suse.de>
4034 * tree-flow.h (struct gimple_df): Make referenced_vars
4036 (uid_decl_map_eq): Declare.
4037 (uid_decl_map_hash): Likewise.
4038 * tree-ssa.c (uid_decl_map_eq): New function.
4039 (uid_decl_map_hash): Likewise.
4040 (init_tree_ssa): Make referenced_vars a uid_decl_map.
4041 * tree-flow-inline.h (first_referenced_var): Deal with
4042 the referenced_vars representation change.
4043 (next_referenced_var): Likewise.
4044 * tree-dfa.c (referenced_var_lookup): Likewise.
4045 (referenced_var_check_and_insert): Likewise.
4046 (remove_referenced_var): Likewise.
4048 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
4050 * config/mips/mips.c (mips_dwarf_register_span): New.
4051 (TARGET_DWARF_REGISTER_SPAN): Define.
4053 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
4055 * config.gcc : update score-*-elf(extra_objs).
4056 * config/score/mac.md : Remove.
4057 * config/score/misc.md : Remove.
4058 * config/score/score7.md : Remove.
4059 * config/score/score-mdaux.h : Remove.
4060 * config/score/score-mdaux.c : Remove.
4061 * config/score/score-version.h : Remove.
4062 * config/score/score-generic.md : New.
4063 * config/score/score3.h : New.
4064 * config/score/score3.c : New.
4065 * config/score/score7.h : New.
4066 * config/score/score7.c : New.
4067 * config/score/mul-div.S : add flush_cache score3 support.
4068 * config/score/elf.h : Fix some typos.
4069 * config/score/score.md : merge score3 and score7 pattern.
4070 * config/score/score.c : use to seperate which target it used.
4071 * config/score/score.h : use to seperate the target macro.
4072 * config/score/score.opt : remove -mmac option , add -mscore3,
4073 -mscore3d and -march OPTION support.
4075 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
4077 * cfgexpand.c (expand_stack_vars): Add checking to make sure
4078 that the offset of a variable is not greater than the size
4081 2007-10-17 Anatoly Sokolov <aesok@post.ru>
4083 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
4084 atmega88p, atmega168p and atmega328p devices.
4085 * config/avr/avr.h (LINK_SPEC): (Ditto.).
4086 (CRT_BINUTILS_SPECS): (Ditto.).
4087 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4089 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
4091 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
4093 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
4094 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
4095 (print_insn): Move declaration to ...
4096 * rtl.h (print_insn): ... here.
4098 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
4100 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
4101 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
4102 m68k_sched_branch_type): Move declarations to ...
4103 * config/m68/m68k-protos.h: ... here.
4105 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
4107 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
4109 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
4111 * config/avr/avr.c (avr_mcu_types): Add attiny48.
4112 * config/avr/avr.h (LINK_SPEC): Likewise.
4113 (CRT_BINUTILS_SPECS): Likewsie.
4114 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4116 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
4118 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
4119 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
4120 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4122 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
4125 * reg-stack.c (move_for_stack_reg): Swap input argument of
4126 UNSPEC_TAN insn to the top of the stack.
4128 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
4131 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
4132 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
4133 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
4134 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
4135 immediate shift value.
4136 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
4137 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
4138 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
4139 Remove macros for !__OPTIMIZE__ case.
4141 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
4143 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
4145 (perform_var_substitution): Only DFS from real nodes. Don't test
4147 (unite_pointer_equivalences): Fix broken test.
4149 2007-10-17 Alan Modra <amodra@bigpond.net.au>
4151 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
4152 altivec sp_offset. Rearrange sp_offset assignments to
4153 correspond to stack adjustments. Use frame_reg_rtx for
4154 SPE register restores. Correct SPE stack adjustment.
4156 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4158 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
4159 * toplev.c (check_global_declaration_1): Use appropriate warning
4160 option instead of unnamed warning.
4161 * stor-layout.c (layout_decl): Likewise.
4162 * c-typeck.c (build_conditional_expr): Likewise.
4163 (build_compound_expr): Fix wrong comment.
4164 (build_binary_op): Use appropriate warning option instead of
4166 * cfgexpand.c (tree_expand_cfg): Likewise.
4167 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4168 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
4169 (execute_warn_function_return): Likewise.
4170 * stmt.c (warn_if_unused_value): Likewise.
4172 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
4174 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
4175 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
4177 (CRT_BINUTILS_SPECS): Likewsie.
4178 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4180 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
4183 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
4185 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4187 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
4188 (fini_dce): Only release them for the fast pass.
4189 (end_ud_dce): Delete.
4190 (rest_of_handle_ud_dce): Do not modify df_in_progress.
4191 Call fini_dce instead of end_ud_dce.
4192 (rest_of_handle_fast_dce): Do not modify df_in_progress.
4193 (run_fast_df_dce): Reset df_in_progress to false on exit.
4195 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
4196 Maxim Kuvyrkov <maxim@codesourcery.com>
4198 * target.h (unspec_may_trap_p): New target hook.
4199 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
4200 * targhooks.c (default_unspec_may_trap_p): Default implementation of
4202 * targhooks.h (default_unspec_may_trap_p): Declare it.
4203 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
4204 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
4205 * rtl.h (may_trap_p_1): Declare.
4207 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
4208 override default hook implementation.
4209 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
4212 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4214 * doc/invoke.texi (Wextra): Move it just after Wall, list the
4215 options enabled by Wextra and mention Wuninitialized.
4217 2007-10-15 Nigel Stephens <nigel@mips.com>
4219 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
4221 2007-10-15 Jakub Jelinek <jakub@redhat.com>
4223 PR tree-optimization/33136
4224 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
4226 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
4228 PR tree-optimization/33735
4229 PR tree-optimization/33572
4230 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
4231 2007-10-09's change.
4232 * except.c (duplicate_eh_regions): Don't look for prev_try
4233 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
4235 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
4238 * tree-inline.c (copy_bb): Use bsi_replace to replace a
4239 __builtin_va_arg_pack-containing call stmt.
4241 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
4243 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
4246 2007-10-15 Jakub Jelinek <jakub@redhat.com>
4248 PR tree-optimization/33619
4249 * tree-ssa-ter.c (is_replaceable_p): Return false for all
4252 2007-10-15 David Edelsohn <edelsohn@gnu.org>
4254 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
4256 2007-10-15 Richard Guenther <rguenther@suse.de>
4258 * fold-const.c (extract_array_ref): Remove.
4259 (fold_comparison): Handle POINTER_PLUS_EXPR with the
4260 generic address expression comparison folding. Remove
4261 the folding that used extract_array_ref.
4263 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
4266 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
4267 speculation type of insn can be changed before trying to do that.
4269 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
4271 * dse.c (struct insn_info): Add 'frame_read' field.
4272 (scan_insn): For the call to a const function, set frame_read if
4273 reload has been run.
4274 If the insn reads the frame, kill the frame related stores.
4275 (scan_reads_nospill): Likewise.
4277 2007-10-14 Jason Merrill <jason@redhat.com>
4279 * tree-eh.c (optimize_double_finally): Don't assume that the
4280 cleanup we're duplicating is only one statement.
4282 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
4284 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
4285 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
4286 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
4287 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
4288 tree-vect-transform.c: Fix comment typos.
4289 * doc/extend.texi: Fix a typo.
4291 * c-common.h: Remove the prototype for c_expand_body.
4292 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
4293 * tree.h: Remove the prototype for fold_build_call_expr.
4295 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
4297 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
4299 2007-10-13 David Edelsohn <edelsohn@gnu.org>
4301 * config/rs6000/aix53.h: New file.
4302 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
4303 (TARGET_ALTIVEC_ABI): Same.
4304 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
4305 (TARGET_ALTIVEC_ABI): Delete.
4306 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
4307 stanza defaulting to aix5.3.
4309 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
4311 * config/i386/i386.md (SI_REG, DI_REG): New constants.
4312 (strmov): Use defined constants.
4313 (cmpstrnsi): Likewise.
4314 * config/i386/i386.c (decide_alg): Use defined constants.
4315 (ix86_expand_strlen): Likewise.
4317 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
4319 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
4320 * var-tracking.c (micro_operation_def): Update comment on u.loc.
4321 (mode_for_reg_attrs, var_lowpart): New functions.
4322 (add_uses): Consider recording a lowpart of LOC for MO_USE.
4323 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
4324 or copy is known, set LOC to the SET that performs the set, instead
4326 (find_src_status, find_src_set_src): Remove LOC parameter.
4327 Replace INSN with the source value.
4328 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
4329 handling MO_SET and MO_COPY. Update the calls to find_src_status
4330 and find_src_set_src.
4332 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
4335 * config/i386/i386.md (strmov): Check for esi and edi usage.
4336 * config/i386/i386.c (decide_alg): Check whether we can use a
4337 rep prefix and adjust algorithm choice accordingly.
4338 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
4340 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4342 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
4344 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
4346 * global.c (build_insn_chain): Formatting fixes.
4348 2007-10-12 Richard Guenther <rguenther@suse.de>
4350 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
4351 combining both operands require either both have single uses
4352 or combining to a constant.
4354 2007-10-12 Richard Guenther <rguenther@suse.de>
4357 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
4358 a rhs with side-effects or which is a load.
4359 (forward_propagate_into_cond): Also try combining both operands.
4361 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
4363 PR tree-optimization/33742
4364 * tree-vect-transform.c (vectorizable_operation): Return false
4365 if get_vectype_for_scalar_type for scalar_dest can't be determined.
4366 (vectorizable_call): Same for rhs_type and lhs_type.
4368 2007-10-12 Jakub Jelinek <jakub@redhat.com>
4370 PR tree-optimization/33645
4371 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
4372 pass it to walk_tree.
4373 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
4374 When calling set_is_used on a VAR_DECL, if data is not NULL and
4375 its DECL_UID is in the bitmap, call mark_all_vars_used on its
4376 DECL_INITIAL after clearing the bit in bitmap.
4377 (remove_unused_locals): Adjust mark_all_vars_used callers.
4378 Instead of removing unused global vars from unexpanded_var_list
4379 immediately record them in bitmap, call mark_all_vars_used on
4380 all used global vars from unexpanded_var_list and only purge
4381 global vars that weren't found used even during that step.
4383 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4385 * gthr-posix.h (__gthread_active_init): Create detached instead of
4386 joinable thread when testing whether threads are active on hppa-hpux.
4387 * gthr-posix95.h (__gthread_active_init): Likewise.
4389 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4392 * global.c (build_insn_chain): Include insn that occur between
4395 2007-10-11 Tom Tromey <tromey@redhat.com>
4397 * gengtype-yacc.y: Delete.
4399 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
4401 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
4402 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
4403 function_value_32, function_value_64, function_value_ms_64,
4404 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
4405 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
4408 2007-10-11 Richard Guenther <rguenther@suse.de>
4410 * gcse.c (hash_scan_set): If the next nonnote insn is in
4411 a different basic block insert the set.
4413 2007-10-11 Richard Guenther <rguenther@suse.de>
4416 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
4417 (verify_gimple_expr): Use it to verify pointer-to types for
4420 2007-10-11 Richard Guenther <rguenther@suse.de>
4423 * c-typeck.c (build_array_ref): Do not strip qualifiers from
4424 the array element type.
4426 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4428 PR rtl-optimization/33638
4429 * dse.c (struct insn_info): Remove 'stack_read' field,
4430 add 'stack_pointer_based' field.
4431 (record_store): For a store with non-constant base, record
4432 whether it is stack pointer based.
4433 (scan_insn): For the call to a const function, remove stack
4434 pointer based stores from the list of local active stores.
4435 (scan_reads_nospill): Delete code dealing with const functions.
4437 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
4439 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
4441 (conflict_p, set_conflict, set_conflicts): Likewise.
4442 * global.c (global_alloc): Likewise.
4443 * ra.h: Update prototypes.
4445 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
4447 * opth-gen.awk: Fixed generation of comment stating the origin
4450 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
4453 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4454 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
4455 and '%}', respectively.
4458 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4459 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
4460 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
4462 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
4466 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
4467 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
4468 syntax for ASSEMBLER_DIALECT.
4469 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
4471 2007-10-10 Revital Eres <eres@il.ibm.com>
4473 * modulo-sched.c (check_nodes_order): Dump the final order of
4475 (get_sched_window): Add dump info.
4476 (calculate_order_params): Dump order params of the nodes.
4478 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
4481 * ra-conflict.c (record_one_conflict_between_regnos,
4482 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
4483 (global_conflicts): Enhanced incorrect check.
4485 2007-10-09 Geoffrey Keating <geoffk@apple.com>
4487 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
4488 if flag_exceptions is not set.
4489 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
4490 assemble_name rather than incorrectly emulating it.
4492 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
4493 friends are removed from G++.
4495 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4497 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
4498 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
4499 enabling them is redundant. Don't check two times for
4502 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
4504 * ra-conflict.c (record_one_conflict_between_regnos): Revert
4506 (set_conflicts_for_earlyclobber): Likewise.
4507 (global_conflicts): Likewise.
4509 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4511 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
4512 and '%}', respectively.
4514 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4516 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
4517 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
4519 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
4522 2007-10-09 Richard Guenther <rguenther@suse.de>
4525 * gimplify.c (canonicalize_component_ref): Honor qualifiers
4526 of referenced structure and component.
4528 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
4531 * ra-conflict.c (record_one_conflict_between_regnos,
4532 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
4533 (global_conflicts): Removed incorrect check.
4535 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
4537 PR tree-optimization/33615
4538 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
4539 if the statement might throw. Fix formatting.
4541 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
4543 PR tree-optimization/33615
4544 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
4545 if the rhs might throw.
4547 2007-10-09 Jan Hubicka <jh@suse.cz>
4549 * invoke.texi (align-threshold, align-loop-iterations): Document.
4550 * final.c: Include cfgloop.h, params.h
4551 (compute_alignments): Dump decisions and compare them with loop
4552 structure; honor given parameters.
4553 (pass_compute_alignments): New dump file.
4554 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
4555 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
4557 2007-10-09 James E. Wilson <wilson@specifix.com>
4559 PR tree-optimization/33655
4561 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
4562 convert it to bitsizetype before size_binop call.
4564 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
4566 PR tree-optimization/33572
4567 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
4568 the absence of a corresponding edge from the exit block.
4570 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
4573 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
4575 (sra_build_assignment): Likewise. Set up mask depending on
4576 precision, not type.
4577 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
4578 computing bit masks.
4579 (sra_build_elt_assignment): Don't view-convert from signed to
4581 (sra_explode_bitfield_assignment): Use bit-field type if
4582 possible. Use BYTES_BIG_ENDIAN.
4584 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
4587 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
4588 the original stmt can throw.
4589 (sra_build_bf_assignment): Fix type mismatch when applying negated
4592 2007-10-08 Geoffrey Keating <geoffk@apple.com>
4594 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
4595 '#pragma mark' to be executed at preprocessing time.
4597 2007-10-08 Ollie Wild <aaw@google.com>
4599 * varasm.c (compare_constant): Removed call to
4600 lang_hooks.expand_constant.
4601 (copy_constants): Removed call to lang_hooks.expand_constant.
4602 (compute_reloc_for_constant): Removed call to
4603 lang_hooks.expand_constant.
4604 (output_addressed_constants): Removed call to
4605 lang_hooks.expand_constant.
4606 (constructor_static_from_elts_p): Removed call to
4607 lang_hooks.expand_constant.
4608 (output_constant): Removed calls to lang_hooks.expand_constant.
4609 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4610 * langhooks-def.h (lhd_return_tree): Removed.
4611 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4612 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4613 * langhooks.c (lhd_return_tree): Removed.
4615 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
4617 * combine.c (setup_incoming_promotions): Ensure that
4618 arguments that have not undergone mode promotions do not
4619 incorrectly get marked as being sign- or zero-extended.
4621 2007-10-08 Richard Guenther <rguenther@suse.de>
4626 * fold-const.c (fold_binary): Use correct types in folding
4627 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
4628 and building of RROTATE_EXPR.
4630 2007-10-08 Richard Guenther <rguenther@suse.de>
4635 * fold-const.c (fold_binary): Use the correct types when
4636 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
4637 (fold_binary): Use the correct types when folding
4638 (-A) - B to (-B) - A.
4639 (fold_unary): Use the correct types when folding ~(X).
4641 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4643 * doc/invoke.texi (Wall): fix formatting issues.
4645 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
4647 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
4648 truncated shift counts.
4650 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
4652 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
4653 syntax for ASSEMBLER_DIALECT.
4654 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
4656 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
4657 Nathan Froyd <froydnj@codesourcery.com>
4659 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
4660 when determining whether to record INCOMING_RETURN_ADDR_RTX.
4662 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
4665 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4667 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4668 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
4669 the function, temporarily point the debug interface to the null one.
4671 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
4673 PR tree-optimization/33655
4675 * tree-sra.c (bitfield_overlaps_p): Handle array and complex elements.
4677 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
4679 PR tree-optimization/33572
4680 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
4681 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
4682 (update_ssa_across_abnormal_edges): ... this. Set slots in the
4684 (copy_edges_for_bb): Handle nonlocal label edges.
4685 (make_nonlocal_label_edges): Deleted.
4686 (optimize_inline_calls): Don't call it.
4688 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
4690 * gthr-single.h: Revert last change.
4692 2007-10-05 Michael Matz <matz@suse.de>
4695 * lower-subreg.c (decompose_multiword_subregs): Use
4696 validate_unshare_change().
4698 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
4700 * ra-conflict.c: Include "sparseset.h".
4701 (conflicts): Change to HOST_WIDEST_FAST_INT.
4702 (allocnos_live): Redefine variable as a sparseset.
4703 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
4705 (allocno_row_words): Removed global variable.
4706 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
4707 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
4708 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
4709 (record_one_conflict_between_regnos): Cache allocno values and reuse.
4711 (record_one_conflict): Update uses of allocnos_live to use
4712 the sparseset routines. Use set_conflicts_p.
4713 (mark_reg_store): Likewise.
4714 (set_reg_in_live): Likewise.
4715 (global_conflicts): Update uses of allocnos_live.
4716 Use the new adjacency list to visit an allocno's neighbors
4717 rather than iterating over all possible allocnos.
4718 Call set_conflicts_p to setup conflicts rather than adding
4720 * global.c: Comments updated.
4721 (CONFLICTP): Delete define.
4722 (regno_compare): New function. Add prototype.
4723 (global_alloc): Sort the allocno to regno mapping according to
4724 which basic blocks the regnos are referenced in. Modify the
4725 conflict bit matrix to a compressed triangular bitmatrix.
4726 Only allocate the conflict bit matrix and adjacency lists if
4727 we are actually going to allocate something.
4728 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
4729 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
4730 allocno's neighbors rather than iterating over all possible allocnos.
4731 (mirror_conflicts): Removed function.
4732 (dump_conflicts): Iterate over regnos rather than allocnos so
4733 that all dump output will be sorted by regno number.
4734 Use the FOR_EACH_CONFLICT macro.
4735 * ra.h: Comments updated.
4736 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
4737 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
4739 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
4740 (adjacency_list_d, adjacency_iterator_d): New types.
4741 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
4742 adjacency_iter_next, regno_basic_block): New static inline functions.
4743 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
4744 (conflict_p): Add function prototype.
4745 * sparseset.h, sparseset.c: New files.
4746 * Makefile.in (OBJS-common): Add sparseset.o.
4747 (sparseset.o): New rule.
4749 2007-10-05 Richard Guenther <rguenther@suse.de>
4752 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
4755 2007-10-05 Michael Matz <matz@suse.de>
4758 * function.c (match_asm_constraints_1): Check for input
4759 being used in the outputs.
4761 2007-10-05 Richard Guenther <rguenther@suse.de>
4763 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
4765 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
4768 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
4769 subset checks. Make the cost of FPR -> FPR moves depend on
4770 mips_mode_ok_for_mov_fmt_p.
4772 2007-10-04 Doug Kwan <dougkwan@google.com>
4774 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
4775 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4776 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
4777 support of conditional variables.
4778 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
4779 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4780 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
4781 support of conditional variables.
4782 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
4783 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4784 conditional variables.
4785 * gthr.h: Update comments to document new interface.
4787 2007-10-04 Geoffrey Keating <geoffk@apple.com>
4789 * cgraphunit.c (cgraph_build_static_cdtor): Don't set DECL_IGNORED_P.
4791 2007-10-04 Anatoly Sokolov <aesok@post.ru>
4793 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
4795 2007-10-04 Richard Guenther <rguenther@suse.de>
4798 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
4799 does not need to be of INTEGER_TYPE.
4800 (verify_gimple_2): New function split out from ...
4801 (verify_gimple_1): ... here. ICE if there was an error during
4804 2007-10-04 Michael Matz <matz@suse.de>
4806 PR rtl-optimization/33653
4807 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
4808 * dse.c (scan_insn): Same.
4810 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
4812 * config.gcc: Remove USE_GAS for m68k targets.
4814 2007-10-04 Richard Guenther <rguenther@suse.de>
4816 PR tree-optimization/33627
4817 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
4818 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
4820 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
4821 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
4823 2007-10-04 Anatoly Sokolov <aesok@post.ru>
4825 * config/avr/avr.c (commands_in_file, commands_in_prologues,
4826 commands_in_epilogues): Remove variables.
4827 (avr_file_start): Remove unneded initializations of commands_in_file,
4828 commands_in_prologues and commands_in_epilogues variables.
4829 (avr_file_end): Remove dead code.
4831 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
4833 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
4834 MOTOROLA is to true.
4836 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
4839 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
4840 (mips_split_doubleword_move): ...this.
4841 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
4842 use natural endianness for multi-format FPR values.
4843 (mips_split_64bit_move): Rename to...
4844 (mips_split_doubleword_move): ...this and extend to 64-bit words.
4845 Use move_doubleword_fpr* patterns for moves involving FPRs.
4846 (mips_save_reg): Update the call to mips_split_64bit_move.
4847 (mips_secondary_reload_class): Return NO_REGS for any reload of a
4848 nonzero constant into an FPR if the constant can be forced to memory.
4849 * config/mips/mips.md: Update the splitter calls to
4850 mips_split_64bit_move.
4851 (UNSPEC_LOAD_DF_LOW): Rename to...
4852 (UNSPEC_LOAD_LOW): ...this.
4853 (UNSPEC_LOAD_DF_HIGH): Rename to...
4854 (UNSPEC_LOAD_HIGH): ...this.
4855 (UNSPEC_STORE_DF_HIGH): Rename to...
4856 (UNSPEC_STORE_WORD): ...this.
4857 (SPLITF): New mode iterator.
4858 (HALFMODE): New mode attribute.
4859 (movtf): New expander.
4860 (*movtf_internal): New define_insn_and_split.
4861 (move_doubleword_fpr<mode>): New expander.
4862 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
4864 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
4865 (mfhc1<mode>): ...these more general patterns.
4867 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
4869 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
4871 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
4873 * gcse.c (hash_scan_set): Insert set in insn before note at
4874 the end of basic block.
4876 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
4878 PR tree-optimization/33576
4879 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
4880 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
4881 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
4882 (remove_iv): Declared.
4883 * lambda-code.c (remove_iv): Not static.
4884 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
4885 Don't remove ivs there, save ivs in the buffer.
4887 2007-10-03 Jason Merrill <jason@redhat.com>
4890 * tree-eh.c (same_handler_p): New fn.
4891 (optimize_double_finally): New fn.
4892 (refactor_eh_r): New fn.
4893 (refactor_eh): New fn.
4894 (pass_refactor_eh): New pass.
4895 * tree-pass.h: Declare it.
4896 * passes.c (init_optimization_passes): Add it.
4898 2007-10-03 Doug Kwan <dougkwan@google.com>
4899 Richard Guenther <rguenther@suse.de>
4902 * dwarf2out.c (reference_to_unused): Disable sanity checking,
4903 be conservative instead.
4905 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4908 * doc/invoke.texi (-fwhole-program): Document that Fortran
4909 doesn't support this option.
4911 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
4914 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to expand_expr.
4916 2007-10-02 David Daney <ddaney@avtrex.com>
4918 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
4919 against constant zero.
4920 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
4923 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
4925 * ra-conflict.c: New file.
4927 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
4928 usage to DF_LIVE usage.
4929 (reload): Remove reference to df_get_live_top.
4930 * rtlanal.c (subreg_nregs_with_regno): New function.
4931 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
4932 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
4933 (df_has_eh_preds): Removed.
4934 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
4935 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
4937 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
4938 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
4939 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
4940 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
4941 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
4942 (global_alloc): Turn off rescanning insns after call to
4943 global_conflicts and added call to set_preferences.
4944 (global_conflicts): Moved to ra-alloc.c.
4945 (set_preferences_1, set_preferences): New function.
4946 (mirror_conflicts): Changed types for various variables.
4947 (mark_elimination): Change DF_RA_LIVE
4948 usage to DF_LIVE usage.
4949 (build_insn_chain): Rewritten from scratch and made local.
4950 (print_insn_chain, print_insn_chains): New functions.
4951 (dump_conflicts): Do not print conflicts for fixed_regs.
4952 (rest_of_handle_global_alloc): Turn off insn rescanning.
4953 * hard-reg-set.h: Fixed comment.
4954 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
4955 usage to DF_LIVE usage and delete refs to TOP sets.
4956 (block_alloc): Mark regs as live if they are in the artificial
4957 defs at top of block.
4958 (find_stack_regs): New function.
4959 (rest_of_handle_local_alloc): Changed urec problem to live
4960 problem and do not turn off df rescanning.
4961 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
4962 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
4963 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
4964 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
4965 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
4966 fields in df_ref_flags. The rest have been renumbered.
4967 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
4969 * rtl.h (subreg_nregs_with_regno): New function.
4970 * df-problems.c: (df_get_live_out, df_get_live_in,
4971 df_get_live_top): Removed reference to DF_RA_LIVE.
4972 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
4973 df_live_alloc, df_live_reset, df_live_local_finalize,
4974 df_live_free): Make top set only if different from in set.
4975 (df_lr_top_dump, df_live_top_dump): Only print top set if
4976 different from in set.
4977 (df_lr_bb_local_compute): Removed unnecessary check.
4978 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
4979 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
4980 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
4981 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
4982 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
4983 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
4984 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
4985 df_urec_add_problem): Removed.
4986 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
4988 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
4989 * basic_block.h (bb_has_abnormal_pred): New function.
4990 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
4991 usage to DF_LIVE usage.
4993 2007-10-02 Revital Eres <eres@il.ibm.com>
4995 * config/rs6000/predicates.md (easy_vector_constant): Return false
4996 for 750CL paired vectors.
4997 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
4999 (vec_initv2sf): Add new description.
5000 (vconcatsf): Likewise.
5001 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
5002 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
5004 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
5006 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
5007 sinking the last stmt in a BB.
5009 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
5012 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
5013 (sra_hash_tree): Handle BIT_FIELD_REFs.
5014 (sra_elt_hash): Don't hash bitfld blocks.
5015 (sra_elt_eq): Skip them in parent compares as well. Handle
5017 (build_element_name_1): Handle BIT_FIELD_REFs.
5018 (instantiate_element): Propagate nowarn from parents. Create
5019 BIT_FIELD_REF for variables that are widened by scalarization.
5020 Gimple-zero-initialize all bit-field variables that are not
5021 part of parameters that are going to be scalarized on entry.
5022 (instantiate_missing_elements_1): Return the sra_elt.
5023 (canon_type_for_field): New.
5024 (try_instantiate_multiple_fields): New. Infer widest possible
5025 access mode from decl or member type, but clip it at word
5026 size, and only widen it if a field crosses an alignment boundary.
5027 (instantiate_missing_elements): Use them.
5028 (generate_one_element_ref): Handle BIT_FIELD_REFs.
5029 (scalar_bitfield_p): New.
5030 (sra_build_assignment): Optimize assignments from scalarizable
5031 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift counts.
5033 (sra_build_bf_assignment): New. Optimize assignments to
5034 scalarizable BIT_FIELD_REFs.
5035 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
5036 assignments to full variables.
5037 (generate_copy_inout): Use the new macros and functions.
5038 (generate_element_copy): Likewise. Handle bitfld differences.
5039 (generate_element_zero): Don't recurse for blocks. Use
5040 sra_build_elt_assignment.
5041 (generate_one_element_init): Take elt instead of var. Use
5042 sra_build_elt_assignment.
5043 (generate_element_init_1): Adjust.
5044 (bitfield_overlap_info): New struct.
5045 (bitfield_overlaps_p): New.
5046 (sra_explode_bitfield_assignment): New. Adjust widened
5047 variables to account for endianness.
5048 (sra_sync_for_bitfield_assignment): New.
5049 (scalarize_use): Re-expand assignment to/from scalarized
5050 BIT_FIELD_REFs. Explode or sync needed members for
5051 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
5052 (scalarize_copy): Use REPLDUP.
5053 (scalarize_ldst): Move assert before dereference. Adjust EH handling.
5054 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
5056 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
5058 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
5059 Rename CR_* constants to CMP_*. Fix spacing.
5061 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5064 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
5065 to be processed with the special script doc/install.texi2html.
5067 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5069 * doc/invoke.texi (Wall): List the options enabled by Wall.
5070 (Wstrict-aliasing): Add missing @option.
5072 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
5074 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
5075 rather than gen_lowpart to change a register from DImode to DFmode.
5076 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
5077 both FROM and TO are integer modes that are no bigger than 4 bytes.
5078 (mips_mode_ok_for_mov_fmt_p): New function.
5079 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
5080 (mips_secondary_reload_class): Tweak formatting and comments.
5081 Use reg_class_subset_p instead of direct comparisons with
5082 classes. Only allow direct FPR<->FPR moves for modes that
5083 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
5084 for 4- and 8-byte types. Handle reloads in which X is an FPR.
5085 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
5086 (*movdi_64bit): Likewise.
5087 (*movsi_internal): Likewise.
5088 (*movhi_internal): Likewise.
5089 (*movqi_internal): Likewise.
5091 2007-09-30 Diego Novillo <dnovillo@google.com>
5094 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
5097 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
5099 PR tree-optimization/33597
5100 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
5101 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
5103 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
5105 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
5106 instead of variants of (!reload_in_progress && !reload_completed).
5107 (x86_expand_vector_move): Ditto.
5109 2007-09-28 Ollie Wild <aaw@google.com>
5112 2007-09-27 Ollie Wild <aaw@google.com>
5114 * varasm.c (compare_constant): Removed call to
5115 lang_hooks.expand_constant.
5116 (copy_constants): Removed call to lang_hooks.expand_constant.
5117 (compute_reloc_for_constant): Removed call to
5118 lang_hooks.expand_constant.
5119 (output_addressed_constants): Removed call to
5120 lang_hooks.expand_constant.
5121 (constructor_static_from_elts_p): Removed call to
5122 lang_hooks.expand_constant.
5123 (output_constant): Removed calls to lang_hooks.expand_constant.
5124 * langhooks.h (struct lang_hooks): Removed field expand_constant.
5125 * langhooks-def.h (lhd_return_tree): Removed.
5126 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
5127 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
5128 * langhooks.c (lhd_return_tree): Removed.
5130 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5133 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
5134 argument to gen_selb.
5136 2007-09-28 Chao-ying Fu <fu@mips.com>
5138 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
5139 * doc/libgcc.texi (Fixed-point fractional library routines):
5140 Fix typos for neg and cmp functions.
5142 2007-09-28 Michael Matz <matz@suse.de>
5144 PR rtl-optimization/33552
5145 * function.c (match_asm_constraints_1): Check for overlap in
5146 inputs and replace all occurences.
5148 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
5150 * config/mips/mips.c (override_options): Fix comment typo.
5152 2007-09-28 Jie Zhang <jie.zhang@analog.com>
5154 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
5155 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
5156 * config/bfin/t-bfin-linux (crti.o): Don't build.
5158 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
5159 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
5161 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
5163 2007-09-27 Ollie Wild <aaw@google.com>
5165 * varasm.c (compare_constant): Removed call to
5166 lang_hooks.expand_constant.
5167 (copy_constants): Removed call to lang_hooks.expand_constant.
5168 (compute_reloc_for_constant): Removed call to
5169 lang_hooks.expand_constant.
5170 (output_addressed_constants): Removed call to
5171 lang_hooks.expand_constant.
5172 (constructor_static_from_elts_p): Removed call to
5173 lang_hooks.expand_constant.
5174 (output_constant): Removed calls to lang_hooks.expand_constant.
5175 * langhooks.h (struct lang_hooks): Removed field expand_constant.
5176 * langhooks-def.h (lhd_return_tree): Removed.
5177 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
5178 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
5179 * langhooks.c (lhd_return_tree): Removed.
5181 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5184 * expr.c (emit_group_load_1): Split constant double when destination
5185 length is half source length.
5187 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
5189 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
5190 (mips_cpu_info): Add tune_flags.
5191 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
5192 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
5194 (override_options): Remove deprecation code. Use branch-likely
5195 instructions for optimize_size or if the tuning flags do not
5196 suggest otherwise. Tweak warning.
5197 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
5199 2007-09-27 Matthias Klose <doko@ubuntu.com>
5201 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
5202 multilib osdirname if it exists.
5203 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
5205 2007-09-27 Ian Lance Taylor <iant@google.com>
5207 PR tree-optimization/33565
5208 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
5209 assignments of comparisons.
5210 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
5211 parameter. Change caller. Defer overflow warnings around call to
5213 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
5214 TREE_NO_WARNING is set on the statement.
5215 * tree-ssa-forwprop.c
5216 (tree_ssa_forward_propagate_single_use_vars): Don't test
5217 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
5218 * tree-cfg.c (fold_cond_expr_cond): Likewise.
5220 2007-09-27 Joseph Myers <joseph@codesourcery.com>
5222 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
5223 reduce offset by units of 0x10000 for SPE vector modes or modes
5224 used with E500 double instructions.
5226 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
5228 * simplify-rtx.c (comparison_result): New.
5229 (simplify_const_relational_operation): Use it instead of the five
5230 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
5231 Improve bounds-checking optimizations; remove subsumed POPCOUNT
5232 optimizations. Extract nonzero_address_p optimizations into a
5233 separate "if" together with optimizations where op1 is const0_rtx.
5234 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
5235 floating-point arguments too when appropriate. Hoist test for ABS
5236 outside the final switch statement.
5237 * cse.c (fold_rtx): Don't look for an IOR equivalent of
5238 folded_arg0 if we found a constant equivalent. Remove
5239 transformations done in simplify-rtx.c for "op0 RELOP op0".
5241 2007-09-27 Jakub Jelinek <jakub@redhat.com>
5243 * builtins.c (expand_builtin, expand_builtin_object_size,
5244 expand_builtin_memory_chk, maybe_emit_chk_warning,
5245 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
5247 * expr.c (expand_expr_real_1): Likewise.
5248 * langhooks-def.h (struct diagnostic_info): Add forward decl.
5249 (lhd_print_error_function): Add third argument.
5250 * langhooks.h (struct diagnostic_info): Add forward decl.
5251 (struct lang_hooks): Add third argument to print_error_function.
5252 * diagnostic.h (diagnostic_info): Add abstract_origin field.
5253 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
5255 (diagnostic_report_current_function): Likewise.
5256 * toplev.c (announce_function): Pass NULL as second argument to
5257 diagnostic_set_last_function.
5258 * diagnostic.c (diagnostic_report_current_function): Add second
5259 argument, pass it as third argument to lang_hooks.print_error_function.
5260 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
5261 to diagnostic_report_current_function.
5262 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
5263 and message.abstract_origin.
5264 (verbatim): Initialize abstract_origin.
5265 * pretty-print.h (text_info): Add abstract_origin field.
5266 * pretty-print.c (pp_base_format): Handle %K.
5267 * langhooks.c (lhd_print_error_function): Add third argument. If
5268 diagnostic->abstract_origin, print virtual backtrace.
5269 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
5270 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
5271 (init_dynamic_diag_info): Likewise.
5273 2007-09-26 David Daney <ddaney@avtrex.com>
5276 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
5277 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
5278 sync_old_nand<mode>, sync_new_nand<mode>,
5279 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
5280 Update length attributes.
5281 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
5282 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
5284 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
5285 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
5286 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
5289 2007-09-26 Richard Guenther <rguenther@suse.de>
5291 PR tree-optimization/33563
5292 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
5293 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
5295 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
5296 get_use_of_stmt_lhs.
5298 2007-09-26 Joseph Myers <joseph@codesourcery.com>
5301 * c-common.c (complete_array_type): Diagnose too-large arrays and
5302 set type to error_mark_node.
5304 2007-09-26 Richard Guenther <rguenther@suse.de>
5306 PR tree-optimization/30375
5307 PR tree-optimization/33560
5308 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
5312 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
5314 * tree-ssa-dse.c (aggregate_vardecl_d): New.
5315 (dse_global_data): Add aggregate_vardecl field.
5316 (dse_possible_dead_store_p): New.
5317 Add prev_defvar variable.
5318 Allow immediate uses and previous immediate uses to differ
5319 if they are setting different parts of the whole.
5320 (get_aggregate_vardecl): New.
5321 (dse_record_partial_aggregate_store): New.
5322 (dse_whole_aggregate_clobbered_p): New.
5323 (dse_partial_kill_p): New.
5324 Call dse_maybe_record_aggregate_store().
5325 When checking whether a STMT and its USE_STMT refer to the
5326 same memory address, check also for partial kills that clobber
5328 Move some variable definitions to the block where they are used.
5329 (aggregate_vardecl_hash): New.
5330 (aggregate_vardecl_eq): New.
5331 (aggregate_vardecl_free): New.
5332 (aggregate_whole_store_p): New.
5333 (tree_ssa_dse): Initialize and free aggregate_vardecl.
5334 Mark which aggregate stores we care about.
5336 2007-09-25 DJ Delorie <dj@redhat.com>
5339 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of XINT.
5341 2007-09-25 Michael Meissner <michael.meissner@amd.com>
5344 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
5345 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
5346 for vector int32 -> int64 conversions. Don't write beyond the end
5347 of the allocated vector for int32 -> int64 conversions.
5349 2007-09-25 Revital Eres <eres@il.ibm.com>
5351 * config/rs6000/paired.h (paired_sel): New.
5352 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
5353 (rs6000_expand_ternop_builtin): Pass zero const_double operand
5354 when expanding selv2sf.
5355 * config/rs6000/rs6000.h (rs6000_builtins): Add
5356 PAIRED_BUILTIN_SELV2SF4.
5358 2007-09-25 Joseph Myers <joseph@codesourcery.com>
5361 * c-typeck.c (default_conversion): Call require_complete_type
5362 before perform_integral_promotions.
5363 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
5364 (build_c_cast): Call require_complete_type except for casts to
5366 (convert_for_assignment): Call require_complete_type.
5368 2007-09-25 Revital Eres <eres@il.ibm.com>
5370 * config/spu/spu.md: Fix doloop pattern.
5372 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
5374 * config/bfin/bfin.c (expand_prologue_reg_save,
5375 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
5376 and ASTAT moved here...
5377 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
5378 ... from here. New argument ALL; callers changed.
5379 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
5380 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
5381 have the "saveall" attribute.
5383 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
5385 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
5387 (INCOMING_REGNO, OUTGOING_REGNO): Define.
5388 * config/mmix/mmix.c (mmix_opposite_regno): New function.
5389 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
5391 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
5392 with REG_P tests before REGNO access.
5394 2007-09-24 DJ Delorie <dj@redhat.com>
5397 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
5399 (movqicc_<code>_<mode>): Likewise.
5400 (movhicc_<code>_<mode>): Likewise.
5402 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
5405 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
5406 register for reload.
5408 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
5411 * config/i386/i386.c (ix86_comp_type_attributes): Check
5414 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5416 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
5417 "move.l %a4,%a4" to produce nops.
5418 * config/m68k/m68k.c (override_options): Reset align options,
5419 if neccessary align macro isn't avaible.
5421 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5423 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
5425 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5427 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
5429 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
5430 reload is completed.
5431 (peephole pattern): Convert most of them to RTL peephole pattern.
5433 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5435 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
5436 (moved from fp compare patterns).
5437 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
5438 Cleanup predicates to relieve reload.
5439 (conditional_trap): Reject conditional trap with fp condition.
5440 * config/m68k/predicates.md (fp_src_operand): New, reject
5441 certain constants early.
5443 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5445 * final.c (final_scan_insn): Remove accidentally duplicated code.
5447 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5449 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
5450 Allow --with-tune=cell and --with-cpu=cell.
5452 2007-09-24 David Edelsohn <edelsohn@gnu.org>
5454 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
5455 * config/rs6000/rs6000.opt (swdiv): Change option to ...
5457 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
5459 (TARGET_BUILTIN_RECIPROCAL): Use it.
5460 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
5461 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
5462 (rs6000_emit_swrsqrtsf): New.
5463 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
5465 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
5466 (divsf3): Remove swdiv support.
5469 (rsqrt_internal1): New.
5470 (divdf3): Remove swdiv support.
5473 2007-09-24 Jakub Jelinek <jakub@redhat.com>
5476 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
5478 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
5479 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
5480 * tree.c (type_hash_eq): For FUNCTION_TYPE use
5481 lang_hooks.type.type_hash_eq in addition to generic tests.
5483 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
5484 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
5486 * tree-inline.h (eni_weights): Add field target_builtin_cost to
5487 reflect the cost per call to a target specific builtin.
5488 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
5489 call to a target specific builtin, then use target_builtin_call_cost.
5490 (init_inline_once): Initialize target_builtin_call_cost field.
5492 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
5495 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
5498 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
5500 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
5501 * configure: Regenerated.
5503 2007-09-23 Ollie Wild <aaw@google.com>
5505 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
5507 (get_pointer_modulus_and_residue): New function.
5509 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5511 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
5512 combine an SC return value into a single register.
5514 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5516 * opth-gen.awk (target_flags_explicit): Declare.
5517 * toplev.h (target_flags_explicit): Delete declaration.
5518 * toplev.c (target_flags): Likewise.
5519 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
5520 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
5521 Never return true for TARGET_MIPS16.
5522 * config/mips/mips.c (mips_llsc): Delete.
5523 (mips_handle_option): Remove -mllsc handling.
5524 (mips_strip_unspec_address): Tweak comment.
5525 * config/mips/mips.opt (mllsc): Use a target mask.
5527 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5529 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
5530 word_mode as well as Pmode.
5532 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5534 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
5535 parameters from word_mode to the subword type if such a truncation
5538 2007-09-23 Jakub Jelinek <jakub@redhat.com>
5540 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
5541 * configure: Regenerated.
5543 2007-09-23 Jan Hubicka <jh@suse.cz>
5545 * params.def (INLINE_CALL_COST): Set to 12.
5546 * invoke.texi (inline-call-cost): Update default value.
5548 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
5550 * config/alpha/alpha.md (movti): Use operand_subword for the split.
5552 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
5553 Revital Eres <eres@il.ibm.com>
5555 * modulo-sched.c (doloop_register_get): Rewrite the loop which
5556 checks whether the count_reg is found outside the control part.
5558 2007-09-23 Jakub Jelinek <jakub@redhat.com>
5560 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
5561 instead of checking CALL_EXPR_FN directly to test for builtins.
5562 If error or warning attributes are present, print
5563 error resp. warning.
5564 * c-common.c (handle_error_attribute): New function.
5565 (c_common_attribute_table): Add error and warning
5567 * doc/extend.texi: Document error and warning attributes.
5569 * tree.h (block_nonartificial_location): New prototype.
5570 * tree.c (block_nonartificial_location): New function.
5571 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
5572 if artificial attribute is present on abstract inline decl.
5573 * c-common.c (handle_artificial_attribute): New function.
5574 (c_common_attribute_table): Add artificial attribute.
5575 * final.c (override_filename, override_linenum): New variables.
5576 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
5577 and override_linenum if inside of a block inlined from
5578 __attribute__((__artificial__)) function.
5579 (notice_source_line): Honor override_filename and override_linenum.
5580 * doc/extend.texi: Document __attribute__((__artificial__)).
5581 * config/i386/emmintrin.h: Add __artificial__ attribute to
5582 all __always_inline__ functions.
5583 * config/i386/mmintrin.h: Likewise.
5584 * config/i386/tmmintrin.h: Likewise.
5585 * config/i386/mm3dnow.h: Likewise.
5586 * config/i386/pmmintrin.h: Likewise.
5587 * config/i386/ammintrin.h: Likewise.
5588 * config/i386/xmmintrin.h: Likewise.
5589 * config/i386/smmintrin.h: Likewise.
5590 * config/i386/bmmintrin.h: Likewise.
5591 * config/i386/mmintrin-common.h: Likewise.
5594 * expr.c (expand_constructor): New function.
5595 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
5596 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
5599 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5601 * config/mips/mips.c (dump_constants_1): Generalize to include
5602 fractional and accumulator modes.
5604 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5606 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
5607 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
5609 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
5610 TARGET_HARD_FLOAT when testing whether -mpaired-single is
5612 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
5614 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
5616 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
5617 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
5619 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
5620 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
5621 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
5623 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
5625 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
5626 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
5627 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
5629 2007-09-22 Jason Merrill <jason@redhat.com>
5632 * attribs.c (lookup_attribute_spec): Split out...
5633 (decl_attributes): From here.
5634 * tree.h: Declare it.
5636 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
5638 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
5640 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
5642 * tree-inline.c (remap_type_1): Correctly chain variants.
5644 2007-09-22 Richard Guenther <rguenther@suse.de>
5646 PR tree-optimization/33146
5647 * fold-const.c (fold_binary): Use the original tree for negating.
5648 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
5649 also changes "sign".
5651 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
5654 * except.c (finish_eh_generation): Call commit_edge_insertions if
5655 there are insns queued on the entry edge.
5656 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
5659 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
5661 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
5663 2007-09-19 Michael Meissner <michael.meissner@amd.com>
5665 * config/i386/i386.c: Delete trailing whitespace.
5666 * config/i386/i386.h: Ditto.
5667 * config/i386/bmmintrin.h: Ditto.
5668 * config/i386/sync.md: Ditto.
5669 * config/i386/ppro.md: Ditto.
5670 * config/i386/mmx.md: Ditto.
5671 * config/i386/constraints.md: Ditto.
5672 * config/i386/sse.md: Ditto.
5673 * config/i386/athlon.md: Ditto.
5674 * config/i386/i386.md: Ditto.
5676 2007-09-21 Richard Guenther <rguenther@suse.de>
5678 PR tree-optimization/33508
5679 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
5680 quadratic loop by keeping a bitmap of variables we have
5681 to clobber all subvariables for.
5682 (set_initial_properties): Likewise.
5684 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
5686 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
5688 2007-09-20 Nigel Stephens <nigel@mips.com>
5689 Chao-ying Fu <fu@mips.com>
5691 * c-decl.c (finish_declspecs): When _Sat is used without
5692 _Fract or _Accum, set the default type to cts_fract.
5693 This avoids a warning of "type defaults to int".
5695 2007-09-20 Joseph Myers <joseph@codesourcery.com>
5697 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
5698 bit-fields wider than one bit.
5700 2007-09-20 Jakub Jelinek <jakub@redhat.com>
5703 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
5705 * dbxout.c (dbxout_type): Likewise.
5709 * gimplify.c (gimplify_vla_decl): New function.
5710 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
5712 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
5714 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
5716 * doc/invoke.texi (-minterlink-mips16): Document.
5717 * config/mips/mips.opt (minterlink-mips16): New option.
5718 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
5721 2007-09-20 Joseph Myers <joseph@codesourcery.com>
5723 * doc/extend.texi (Attribute Syntax): Remove old speculative
5726 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
5728 * combine.c: Include cgraph.h.
5729 (setup_incoming_promotions): Rework to allow more aggressive
5730 elimination of sign extensions when all call sites of the
5731 current function are known to lie within the current unit.
5733 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
5735 * dse.c (find_shift_sequence): No-op rework of control flow.
5737 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
5739 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
5740 GPR for DCmode on 64-bit targets. Remove redundant fallback.
5742 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5744 * cfgexpand.c (dump_stack_var_partition): Use the correct
5745 index for the offset.
5747 2007-09-19 Joseph Myers <joseph@codesourcery.com>
5749 * config/mips/sde.h: Switch to GPLv3.
5751 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
5753 * tree-sra.c (decide_block_copy): Decide if there are groups.
5755 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
5757 * config/m68k/m68k.c (output_move_himode): Remove jump table
5759 config/m68k/m68k.md (lea): Likewise.
5760 * config/m68k/m68k.c (print_operand_address): Use simple pc
5761 relative addressing.
5763 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
5765 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
5766 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
5768 (asm_insn_count): Pass template as second argument to it.
5769 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5770 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5771 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5772 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5773 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5774 (sh_insn_length_adjustment): Pass template as second argument to it.
5775 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
5777 * config/bfin/bfin.md (define_asm_attributes): New.
5779 2007-09-19 Jie Zhang <jie.zhang@analog.com>
5781 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
5783 * config/bfin/print-sysroot-suffix.sh: New.
5784 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
5785 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5786 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5787 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
5788 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5789 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5790 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
5791 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5792 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5793 (linux-sysroot-suffix.h): New target.
5794 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
5795 (mspecld-anomaly): Likewise.
5796 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
5797 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
5798 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
5799 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
5800 (bfin_si_revision): Declare.
5801 (bfin_workarounds): Declare.
5802 (WA_SPECULATIVE_LOADS): Define.
5803 (ENABLE_WA_SPECULATIVE_LOADS): Define.
5804 (WA_SPECULATIVE_SYNCS): Define.
5805 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
5806 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
5807 (LIB_SPEC): Add %s to the linker scripts.
5808 Use proper linker script for bf522, bf525, bf527,
5809 bf538, bf539, bf542, bf544, bf548, and bf549.
5810 * config/bfin/bfin.c (bfin_si_revision): Define.
5811 (bfin_workarounds): Define.
5812 (struct bfin_cpu): New.
5814 (bfin_handle_option): Handle silicon revision part of -mcpu option.
5815 (override_options): Set bfin_workarounds.
5816 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
5817 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
5818 ENABLE_WA_SPECULATIVE_LOADS.
5819 (bfin_reorg): Likewise.
5820 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5821 macros for bf522, bf525, bf527, bf538, bf539,
5822 bf542, bf544, bf548, and bf549.
5823 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
5824 Don't define __ID_SHARED_LIB__ when -msep-data.
5825 (TARGET_DEFAULT): Define as 0.
5826 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
5827 * doc/invoke.texi (Blackfin Options): Document silicon
5828 revision part of -mcpu option and it now accepts bf522, bf525,
5829 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
5831 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5833 * alias.c (memory_modified_1): Deconstify.
5834 (memory_modified_in_insn_p): Don't use const_note_stores.
5835 * rtl.h (const_note_stores): Delete.
5836 * rtlanal.c (const_note_stores): Likewise.
5838 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5840 * dse.c (find_shift_sequence): Temporarily revert to forbidding
5843 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
5847 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
5848 (addsi_small_int): Likewise.
5849 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
5850 (one_cmplsi2): Likewise.
5852 (enter_func): Expand insn using hard_frame_pointer_rtx and
5855 * config/fr30/fr30.c (fr30_expand_prologue): Check for
5856 hard_frame_pointer_rtx instead of using REGNO() check.
5857 Properly sign extend GEN_INT() argument.
5859 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
5861 * config/m68k/m68k.c (override_options): Remove USE_GAS,
5863 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
5864 alternatives with just jcc.
5865 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
5866 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
5867 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
5868 dbge_hi, dbge_si): Likewise.
5870 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
5872 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
5873 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
5874 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
5875 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
5876 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
5878 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5880 * config/m68k/m68k-devices.def (51qe): New device.
5881 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
5882 to all uses of FL_FOR_isa_c for compatibility.
5883 (all_microarchs): Add cfv1 microarchitecture.
5884 (m68k_handle_option): Handle m51qe option.
5885 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
5886 (TUNE_CFV1): New macro.
5887 (enum uarch_type): Add ucfv1.
5888 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
5890 2007-09-18 Richard Guenther <rguenther@suse.de>
5892 PR tree-optimization/31863
5893 * tree-ssa-structalias.c (create_variable_info_for): Always
5894 free the fieldstack.
5896 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
5898 * opts.c (decode_options): Enable vectorization under -O3.
5900 2007-09-18 Richard Guenther <rguenther@suse.de>
5902 PR tree-optimization/33340
5903 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
5904 SSA_NAMEs that occur in abnormal PHI nodes.
5906 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5908 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
5909 Don't use const_get_call_expr_in.
5910 * tree-gimple.c (const_get_call_expr_in): Delete.
5911 * tree-gimple.h (const_get_call_expr_in): Likewise.
5913 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5915 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
5916 not yet have a basic block.
5917 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
5919 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5921 * config/mips/mips.c (mips_file_start): Add ".previous" directives
5922 to both ".section"s.
5924 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
5926 * config/mips/mips.c (mips_output_mi_thunk): Use
5927 mips_function_ok_for_sibcall and const_call_insn_operand
5928 to determine if a direct sibcall is allowed. Use
5929 mips_classify_symbol to determine a global pointer is needed.
5931 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
5933 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
5935 2007-09-17 Chao-ying Fu <fu@mips.com>
5936 Nigel Stephens <nigel@mips.com>
5938 * config/fixed-bit.h: New file.
5939 * config/fixed-bit.c: New file.
5940 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
5942 2007-09-18 Jakub Jelinek <jakub@redhat.com>
5944 * c-format.h (format_kind_info): Add alloc_char field.
5945 * c-format.c (scanf_flag_specs): Add 'm'.
5946 (scanf_flag_pairs): Add 'a', 'm' pair.
5947 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
5948 (format_types_orig): Add alloc_char fields.
5949 (check_format_info_main): Rename aflag to alloc_flag.
5950 Handle fki->alloc_char. modifier after width and before length
5951 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
5952 length modifiers as well.
5953 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
5956 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
5957 returned by build_call_expr.
5959 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
5961 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
5962 NULL for variable-sized records too.
5963 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
5965 2007-09-17 Tom Tromey <tromey@redhat.com>
5967 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
5968 (c_builtin_function): Likewise.
5969 (grokdeclarator): Likewise.
5971 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
5973 PR rtl-optimization/26449
5974 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
5975 (seq_insns_valid_p): Removed.
5977 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
5979 * tree-nomudflap.c (gate_mudflap): New static function.
5980 (pass_mudflap_1): Use it as gate function.
5981 (pass_mudflap_2): Likewise.
5983 2007-09-17 Jan Hubicka <jh@suse.cz>
5987 * loop-invariant.c (move_invariant_reg): Unshare sequence.
5989 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
5991 PR tree-optimization/33319
5992 * tree-vect-analyze.c (vect_same_range_drs): New.
5993 (vect_vfa_range_equal): New.
5994 (vect_is_duplicate_ddr): Removed.
5995 (vect_mark_for_runtime_alias_test): Do not perform marking when
5996 optimizing for size or max_param for alias checking is zero.
5997 Move the function before vect_analyze_data_ref_dependence.
5998 (vect_analyze_data_ref_dependence): Add call to
5999 vect_mark_for_runtime_alias_test in two cases when dependence
6001 (vect_analyze_data_ref_dependences): Do not call to
6002 vect_mark_for_runtime_alias_test.
6003 (vect_prune_runtime_alias_test_list): New.
6004 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
6005 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
6006 Update vec_outside_cost.
6007 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
6008 (vect_create_cond_for_alias_checks): Build the base address of data
6009 reference from DR_GROUP_FIRST_DR.
6010 (vect_loop_versioning): New.
6011 (vect_transform_loop): Add a call to vect_loop_versioning.
6012 Remove factored out code.
6014 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6017 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
6020 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
6022 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
6023 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
6024 Fix the call to insn_rtx_cost. Skip access sizes that require a
6025 real truncation of the store register. Use convert_move instead
6026 of gen_lowpart when narrowing the result.
6027 (replace_read): Use convert_move instead of gen_lowpart when
6028 narrowing the store rhs.
6030 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
6032 * config/mips/mips.md (SHORT): Fix long line.
6033 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
6034 to QImode and HImode.
6036 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
6038 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
6040 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
6042 * tree-parloops.c: New file.
6043 * tree-ssa-operands.h (free_stmt_operands): Declare.
6044 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
6046 * tree-pass.h (pass_parallelize_loops): Declare.
6047 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
6049 (build_omp_regions_1): Allow analysing just a single OMP region and
6051 ( build_omp_regions_root, omp_expand_local): New functions.
6052 (build_omp_regions): Add argument to build_omp_regions_1 call.
6053 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
6054 autoparallelization is run.
6055 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
6056 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
6057 pass_parallelize_loops): New.
6058 * common.opt (ftree-parallelize-loops): New.
6059 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
6060 parallelize_loops): Declare.
6061 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
6062 * Makefile.in (tree-parloops.o): Added.
6063 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
6065 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
6066 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
6067 one extra edge as well.
6068 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
6069 Use VEC_free to free doms vector.
6070 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
6071 operands. Recompute operand caches in the new function.
6072 (move_sese_region_to_fn): Update loop info.
6073 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
6074 * tree-ssa-operands.c (free_stmt_operands): New function.
6076 * doc/passes.texi: Document autoparallelization.
6077 * doc/invoke.texi (-ftree-parallelize-loops): New option.
6079 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6082 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
6085 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
6087 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
6088 the VEC is not NULL.
6089 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
6090 get_vectype_for_scalar_type succeeded.
6091 (vectorizable_conversion): Likewise.
6093 2007-09-14 Jan Hubicka <jh@suse.cz>
6095 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
6098 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
6101 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
6102 register when operands[2] equals operands[1].
6103 (remainderxf3): Ditto.
6105 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
6106 Nigel Stephens <nigel@mips.com>
6108 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
6109 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
6110 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to declaration.
6111 (_Unwind_ForcedUnwind): Likewise.
6112 (_Unwind_Resume): Likewise.
6113 (_Unwind_Resume_or_Rethrow): Likewise.
6114 (_Unwind_Backtrace): Likewise.
6115 (_Unwind_SjLj_RaiseException): Likewise.
6116 (_Unwind_SjLj_ForcedUnwind): Likewise.
6117 (_Unwind_SjLj_Resume): Likewise.
6118 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
6119 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
6121 (_Unwind_ForcedUnwind): Likewise.
6122 (_Unwind_Resume): Likewise.
6123 (_Unwind_Resume_or_Rethrow): Likewise.
6124 (_Unwind_Backtrace): Likewise.
6125 * unwind-compat.c (_Unwind_Backtrace): Likewise.
6126 (_Unwind_ForcedUnwind): Likewise.
6127 (_Unwind_RaiseException): Likewise.
6128 (_Unwind_Resume): Likewise.
6129 (_Unwind_Resume_or_Rethrow): Likewise.
6131 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
6132 nomips16 mode when IN_LIBGCC2 with hard float.
6134 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
6136 * config/mips/sdemtk.opt: Update to GPLv3.
6137 * config/mips/sdemtk.h: Likewise.
6139 2007-09-14 Nigel Stephens <nigel@mips.com>
6141 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
6142 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
6143 for mipsisa32-*-linux*.
6145 2007-09-14 Nigel Stephens <nigel@mips.com>
6146 David Ung <davidu@mips.com>
6147 Thiemo Seufer <ths@mips.com>
6148 Richard Sandiford <richard@codesourcery.com>
6150 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
6151 * configure.ac: Add a mipssde threading type.
6152 * configure: Regenerate.
6153 * config/mips/sdemtk.h: New file.
6154 * config/mips/t-sdemtk: Likewise.
6155 * config/mips/sdemtk.opt: Likewise.
6156 * gthr-mipssde.h: Likewise.
6157 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
6158 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
6159 (MIPS_ICACHE_SYNC): New macro, split from ...
6160 * config/mips/mips.md (clear_cache): ...here.
6161 * config/mips/mips.c (mips_save_reg_p): Check
6162 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
6163 (build_mips16_function_stub): Use targetm.strip_name_encoding.
6164 (build_mips16_call_stub): Likewise.
6166 2007-09-14 Richard Sandiford <richard@codesourcery.com>
6168 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
6170 2007-09-14 Jakub Jelinek <jakub@redhat.com>
6173 * config/ia64/ia64.c (find_gr_spill): Don't decrement
6174 current_frame_info.n_local_regs. Don't return emitted local regs.
6175 (ia64_compute_frame_size): Improve unwind hack to put
6176 RP, PFS, FP in that order by allowing some of the registers
6177 been already emitted, as long as they are emitted to the
6180 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6182 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
6183 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
6184 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
6186 2007-09-13 Eric Christopher <echristo@apple.com>
6187 Kenneth Zadeck <zadeck@naturalbridge.com>
6189 * dse.c (find_shift_sequence): New function.
6190 (replace_read): Add case to remove read if it requires shift.
6191 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
6193 2007-09-13 Tom Tromey <tromey@redhat.com>
6195 * c-common.c (fname_as_string): Update.
6196 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
6197 (c_lex_one_token): Update. Add 'parser' argument.
6198 (c_parser_simple_asm_expr): Update.
6199 (c_parser_attributes): Update.
6200 (c_parser_asm_statement): Update.
6201 (c_parser_asm_operands): Update.
6202 (c_parser_peek_token): Update.
6203 (c_parser_peek_2nd_token): Update.
6204 * c-lex.c (c_lex_string_translate): Remove.
6205 (c_lex_return_raw_strings): Likewise.
6206 (c_lex_with_flags): Added 'lex_flags' argument.
6207 (lex_string): Added 'translate' argument.
6208 * c-pragma.h (c_lex_with_flags): Update.
6209 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
6210 (C_LEX_STRING_NO_TRANSLATE): New define.
6211 (C_LEX_RAW_STRINGS): Likewise.
6213 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
6216 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
6217 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
6218 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
6219 (bfin_init_builtins): Initialize __builtin_bfin_ones,
6220 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
6221 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
6222 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
6223 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
6224 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
6225 (bdesc_1arg): Add __builtin_bfin_ones.
6226 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
6227 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
6228 and __builtin_bfin_csqu_fr16.
6229 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
6230 (ones): New define_insn.
6231 (ssaddhi3_parts): New define_insn.
6232 (sssubhi3_parts): New define_insn.
6233 (flag_mulhi_parts): New define_insn.
6235 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
6237 * common.opt (femit-class-debug-always): Turn off by default.
6239 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
6241 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
6242 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
6244 2007-09-13 James E. Wilson <wilson@specifix.com>
6246 PR tree-optimization/33389
6247 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
6248 then set build_loads before returning.
6250 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
6251 David Ung <davidu@mips.com>
6253 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
6254 {d}addiu and a negative immediate such that it works with MIPS16
6257 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
6260 * configure.ac (ld_vers): Support Linux linker.
6261 * configure: Regenerated.
6263 2007-09-13 Richard Sandiford <richard@codesourcery.com>
6264 Sandra Loosemore <sandra@codesourcery.com>
6266 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
6267 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
6268 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
6269 nomips16 into decl attributes.
6270 (TARGET_INSERT_ATTRIBUTES): Override.
6271 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
6272 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
6273 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
6274 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
6275 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
6276 (mips_use_mips16_mode_p): Reimplement as a function that takes
6277 a decl and considers only decl attributes. If the decl is nested
6278 function, use its parent attributes.
6279 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
6280 instead of SYMBOL_REF_MIPS16_FUNC_P.
6281 (mips_set_mips16_mode): Move call to sorry here from old
6282 mips_use_mips16_mode_p.
6283 (mflip_mips16_entry): New structure.
6284 (mflip_mips16_htab): New variable.
6285 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
6286 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
6287 (mips_merge_decl_attributes): New function.
6288 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
6289 Use mips_use_mips16_mode_p.
6290 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
6291 SYMBOL_REF_MIPS16_FUNC_P.
6292 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
6294 2007-09-13 Richard Sandiford <richard@codesourcery.com>
6296 * c-parser.c (c_parser_struct_declaration): Check for a null return.
6298 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6301 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
6303 2007-09-12 Michael Meissner <michael.meissner@amd.com>
6304 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6305 Tony Linthicum <tony.linthicum@amd.com>
6307 * tree.h (function_args_iterator): New type to iterate over
6309 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
6310 function arguments providing a pointer to the argument.
6311 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
6312 function arguments providing the argument.
6313 (function_args_iter_init): Inline function to initialize
6314 function_args_iterator.
6315 (function_args_iter_cond_ptr): Inline function to return the next
6316 pointer to hold the argument.
6317 (function_args_iter_cond): Inline function to return the next
6319 (function_args_iter_cond_next): Advance the function args iterator.
6320 (stdarg_p): New function, return true if variable argument function.
6321 (prototype_p): New function, return true if function is prototyped.
6322 (function_args_count): New function, count the number of arguments
6325 * tree.c (stdarg_p): New function, return true if variable
6327 (prototype_p): New function, return true if function is prototyped.
6329 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6330 (TARGET_ROUND): New macro for the round/ptest instructions which
6331 are shared between SSE4.1 and SSE5.
6332 (OPTION_MASK_ISA_ROUND): Ditto.
6333 (OPTION_ISA_ROUND): Ditto.
6334 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6335 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6337 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6338 (-mfused-madd): New switch to give users control over whether the
6339 compiler optimizes to use the multiply/add SSE5 instructions.
6341 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
6342 m_ATHLON_K8_AMDFAM10, and change all uses.
6343 (enum pta_flags): Add PTA_SSE5.
6344 (ix86_handle_option): Turn off 3dnow if -msse5.
6345 (override_options): Add SSE5 support.
6346 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6348 (ix86_expand_sse_movcc): Add SSE5 support.
6349 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6350 vector type to the next largest size.
6351 (ix86_expand_sse5_pack): New function to use pperm to pack a
6352 vector type to the next smallest size.
6353 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6354 (IX86_BUILTIN_FMADDSD): Ditto.
6355 (IX86_BUILTIN_FMADDPS): Ditto.
6356 (IX86_BUILTIN_FMADDPD): Ditto.
6357 (IX86_BUILTIN_FMSUBSS): Ditto.
6358 (IX86_BUILTIN_FMSUBSD): Ditto.
6359 (IX86_BUILTIN_FMSUBPS): Ditto.
6360 (IX86_BUILTIN_FMSUBPD): Ditto.
6361 (IX86_BUILTIN_FNMADDSS): Ditto.
6362 (IX86_BUILTIN_FNMADDSD): Ditto.
6363 (IX86_BUILTIN_FNMADDPS): Ditto.
6364 (IX86_BUILTIN_FNMADDPD): Ditto.
6365 (IX86_BUILTIN_FNMSUBSS): Ditto.
6366 (IX86_BUILTIN_FNMSUBSD): Ditto.
6367 (IX86_BUILTIN_FNMSUBPS): Ditto.
6368 (IX86_BUILTIN_FNMSUBPD): Ditto.
6369 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6370 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6371 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6372 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6373 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6374 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6375 (IX86_BUILTIN_PPERM): Ditto.
6376 (IX86_BUILTIN_PERMPS): Ditto.
6377 (IX86_BUILTIN_PERMPD): Ditto.
6378 (IX86_BUILTIN_PMACSSWW): Ditto.
6379 (IX86_BUILTIN_PMACSWW): Ditto.
6380 (IX86_BUILTIN_PMACSSWD): Ditto.
6381 (IX86_BUILTIN_PMACSWD): Ditto.
6382 (IX86_BUILTIN_PMACSSDD): Ditto.
6383 (IX86_BUILTIN_PMACSDD): Ditto.
6384 (IX86_BUILTIN_PMACSSDQL): Ditto.
6385 (IX86_BUILTIN_PMACSSDQH): Ditto.
6386 (IX86_BUILTIN_PMACSDQL): Ditto.
6387 (IX86_BUILTIN_PMACSDQH): Ditto.
6388 (IX86_BUILTIN_PMADCSSWD): Ditto.
6389 (IX86_BUILTIN_PMADCSWD): Ditto.
6390 (IX86_BUILTIN_PHADDBW): Ditto.
6391 (IX86_BUILTIN_PHADDBD): Ditto.
6392 (IX86_BUILTIN_PHADDBQ): Ditto.
6393 (IX86_BUILTIN_PHADDWD): Ditto.
6394 (IX86_BUILTIN_PHADDWQ): Ditto.
6395 (IX86_BUILTIN_PHADDDQ): Ditto.
6396 (IX86_BUILTIN_PHADDUBW): Ditto.
6397 (IX86_BUILTIN_PHADDUBD): Ditto.
6398 (IX86_BUILTIN_PHADDUBQ): Ditto.
6399 (IX86_BUILTIN_PHADDUWD): Ditto.
6400 (IX86_BUILTIN_PHADDUWQ): Ditto.
6401 (IX86_BUILTIN_PHADDUDQ): Ditto.
6402 (IX86_BUILTIN_PHSUBBW): Ditto.
6403 (IX86_BUILTIN_PHSUBWD): Ditto.
6404 (IX86_BUILTIN_PHSUBDQ): Ditto.
6405 (IX86_BUILTIN_PROTB): Ditto.
6406 (IX86_BUILTIN_PROTW): Ditto.
6407 (IX86_BUILTIN_PROTD): Ditto.
6408 (IX86_BUILTIN_PROTQ): Ditto.
6409 (IX86_BUILTIN_PROTB_IMM): Ditto.
6410 (IX86_BUILTIN_PROTW_IMM): Ditto.
6411 (IX86_BUILTIN_PROTD_IMM): Ditto.
6412 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6413 (IX86_BUILTIN_PSHLB): Ditto.
6414 (IX86_BUILTIN_PSHLW): Ditto.
6415 (IX86_BUILTIN_PSHLD): Ditto.
6416 (IX86_BUILTIN_PSHLQ): Ditto.
6417 (IX86_BUILTIN_PSHAB): Ditto.
6418 (IX86_BUILTIN_PSHAW): Ditto.
6419 (IX86_BUILTIN_PSHAD): Ditto.
6420 (IX86_BUILTIN_PSHAQ): Ditto.
6421 (IX86_BUILTIN_FRCZSS): Ditto.
6422 (IX86_BUILTIN_FRCZSD): Ditto.
6423 (IX86_BUILTIN_FRCZPS): Ditto.
6424 (IX86_BUILTIN_FRCZPD): Ditto.
6425 (IX86_BUILTIN_CVTPH2PS): Ditto.
6426 (IX86_BUILTIN_CVTPS2PH): Ditto.
6427 (IX86_BUILTIN_COMEQSS): Ditto.
6428 (IX86_BUILTIN_COMNESS): Ditto.
6429 (IX86_BUILTIN_COMLTSS): Ditto.
6430 (IX86_BUILTIN_COMLESS): Ditto.
6431 (IX86_BUILTIN_COMGTSS): Ditto.
6432 (IX86_BUILTIN_COMGESS): Ditto.
6433 (IX86_BUILTIN_COMUEQSS): Ditto.
6434 (IX86_BUILTIN_COMUNESS): Ditto.
6435 (IX86_BUILTIN_COMULTSS): Ditto.
6436 (IX86_BUILTIN_COMULESS): Ditto.
6437 (IX86_BUILTIN_COMUGTSS): Ditto.
6438 (IX86_BUILTIN_COMUGESS): Ditto.
6439 (IX86_BUILTIN_COMORDSS): Ditto.
6440 (IX86_BUILTIN_COMUNORDSS): Ditto.
6441 (IX86_BUILTIN_COMFALSESS): Ditto.
6442 (IX86_BUILTIN_COMTRUESS): Ditto.
6443 (IX86_BUILTIN_COMEQSD): Ditto.
6444 (IX86_BUILTIN_COMNESD): Ditto.
6445 (IX86_BUILTIN_COMLTSD): Ditto.
6446 (IX86_BUILTIN_COMLESD): Ditto.
6447 (IX86_BUILTIN_COMGTSD): Ditto.
6448 (IX86_BUILTIN_COMGESD): Ditto.
6449 (IX86_BUILTIN_COMUEQSD): Ditto.
6450 (IX86_BUILTIN_COMUNESD): Ditto.
6451 (IX86_BUILTIN_COMULTSD): Ditto.
6452 (IX86_BUILTIN_COMULESD): Ditto.
6453 (IX86_BUILTIN_COMUGTSD): Ditto.
6454 (IX86_BUILTIN_COMUGESD): Ditto.
6455 (IX86_BUILTIN_COMORDSD): Ditto.
6456 (IX86_BUILTIN_COMUNORDSD): Ditto.
6457 (IX86_BUILTIN_COMFALSESD): Ditto.
6458 (IX86_BUILTIN_COMTRUESD): Ditto.
6459 (IX86_BUILTIN_COMEQPS): Ditto.
6460 (IX86_BUILTIN_COMNEPS): Ditto.
6461 (IX86_BUILTIN_COMLTPS): Ditto.
6462 (IX86_BUILTIN_COMLEPS): Ditto.
6463 (IX86_BUILTIN_COMGTPS): Ditto.
6464 (IX86_BUILTIN_COMGEPS): Ditto.
6465 (IX86_BUILTIN_COMUEQPS): Ditto.
6466 (IX86_BUILTIN_COMUNEPS): Ditto.
6467 (IX86_BUILTIN_COMULTPS): Ditto.
6468 (IX86_BUILTIN_COMULEPS): Ditto.
6469 (IX86_BUILTIN_COMUGTPS): Ditto.
6470 (IX86_BUILTIN_COMUGEPS): Ditto.
6471 (IX86_BUILTIN_COMORDPS): Ditto.
6472 (IX86_BUILTIN_COMUNORDPS): Ditto.
6473 (IX86_BUILTIN_COMFALSEPS): Ditto.
6474 (IX86_BUILTIN_COMTRUEPS): Ditto.
6475 (IX86_BUILTIN_COMEQPD): Ditto.
6476 (IX86_BUILTIN_COMNEPD): Ditto.
6477 (IX86_BUILTIN_COMLTPD): Ditto.
6478 (IX86_BUILTIN_COMLEPD): Ditto.
6479 (IX86_BUILTIN_COMGTPD): Ditto.
6480 (IX86_BUILTIN_COMGEPD): Ditto.
6481 (IX86_BUILTIN_COMUEQPD): Ditto.
6482 (IX86_BUILTIN_COMUNEPD): Ditto.
6483 (IX86_BUILTIN_COMULTPD): Ditto.
6484 (IX86_BUILTIN_COMULEPD): Ditto.
6485 (IX86_BUILTIN_COMUGTPD): Ditto.
6486 (IX86_BUILTIN_COMUGEPD): Ditto.
6487 (IX86_BUILTIN_COMORDPD): Ditto.
6488 (IX86_BUILTIN_COMUNORDPD): Ditto.
6489 (IX86_BUILTIN_COMFALSEPD): Ditto.
6490 (IX86_BUILTIN_COMTRUEPD): Ditto.
6491 (IX86_BUILTIN_PCOMEQUB): Ditto.
6492 (IX86_BUILTIN_PCOMNEUB): Ditto.
6493 (IX86_BUILTIN_PCOMLTUB): Ditto.
6494 (IX86_BUILTIN_PCOMLEUB): Ditto.
6495 (IX86_BUILTIN_PCOMGTUB): Ditto.
6496 (IX86_BUILTIN_PCOMGEUB): Ditto.
6497 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6498 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6499 (IX86_BUILTIN_PCOMEQUW): Ditto.
6500 (IX86_BUILTIN_PCOMNEUW): Ditto.
6501 (IX86_BUILTIN_PCOMLTUW): Ditto.
6502 (IX86_BUILTIN_PCOMLEUW): Ditto.
6503 (IX86_BUILTIN_PCOMGTUW): Ditto.
6504 (IX86_BUILTIN_PCOMGEUW): Ditto.
6505 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6506 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6507 (IX86_BUILTIN_PCOMEQUD): Ditto.
6508 (IX86_BUILTIN_PCOMNEUD): Ditto.
6509 (IX86_BUILTIN_PCOMLTUD): Ditto.
6510 (IX86_BUILTIN_PCOMLEUD): Ditto.
6511 (IX86_BUILTIN_PCOMGTUD): Ditto.
6512 (IX86_BUILTIN_PCOMGEUD): Ditto.
6513 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6514 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6515 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6516 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6517 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6518 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6519 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6520 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6521 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6522 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6523 (IX86_BUILTIN_PCOMEQB): Ditto.
6524 (IX86_BUILTIN_PCOMNEB): Ditto.
6525 (IX86_BUILTIN_PCOMLTB): Ditto.
6526 (IX86_BUILTIN_PCOMLEB): Ditto.
6527 (IX86_BUILTIN_PCOMGTB): Ditto.
6528 (IX86_BUILTIN_PCOMGEB): Ditto.
6529 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6530 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6531 (IX86_BUILTIN_PCOMEQW): Ditto.
6532 (IX86_BUILTIN_PCOMNEW): Ditto.
6533 (IX86_BUILTIN_PCOMLTW): Ditto.
6534 (IX86_BUILTIN_PCOMLEW): Ditto.
6535 (IX86_BUILTIN_PCOMGTW): Ditto.
6536 (IX86_BUILTIN_PCOMGEW): Ditto.
6537 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6538 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6539 (IX86_BUILTIN_PCOMEQD): Ditto.
6540 (IX86_BUILTIN_PCOMNED): Ditto.
6541 (IX86_BUILTIN_PCOMLTD): Ditto.
6542 (IX86_BUILTIN_PCOMLED): Ditto.
6543 (IX86_BUILTIN_PCOMGTD): Ditto.
6544 (IX86_BUILTIN_PCOMGED): Ditto.
6545 (IX86_BUILTIN_PCOMFALSED): Ditto.
6546 (IX86_BUILTIN_PCOMTRUED): Ditto.
6547 (IX86_BUILTIN_PCOMEQQ): Ditto.
6548 (IX86_BUILTIN_PCOMNEQ): Ditto.
6549 (IX86_BUILTIN_PCOMLTQ): Ditto.
6550 (IX86_BUILTIN_PCOMLEQ): Ditto.
6551 (IX86_BUILTIN_PCOMGTQ): Ditto.
6552 (IX86_BUILTIN_PCOMGEQ): Ditto.
6553 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6554 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6555 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
6556 OPTION_MASK_ISA_ROUND for instructions that are shared between
6558 (bdesc_2arg): Ditto.
6559 (bdesc_sse_3arg): Ditto.
6560 (enum multi_arg_type): New enum for describing the various SSE5
6561 intrinsic argument types.
6562 (bdesc_multi_arg): New table for SSE5 intrinsics.
6563 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6564 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6566 (ix86_expand_builtin): Add SSE5 intrinsic support.
6567 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6568 operand instructions.
6569 (ix86_expand_sse5_multiple_memory): New function to split the
6570 second memory reference from SSE5 instructions.
6571 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6572 (ix86_return_pops_args): Use stdarg_p to determine if the function
6573 has variable arguments.
6574 (ix86_setup_incoming_varargs): Ditto.
6575 (x86_this_parameter): Ditto.
6577 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6579 (ix86_expand_sse5_pack): Ditto.
6580 (ix86_sse5_valid_op_p): Ditto.
6581 (ix86_expand_sse5_multiple_memory): Ditto.
6583 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6584 constant for SSE5 support.
6585 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6586 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6587 (UNSPEC_SSE5_PERMUTE): Ditto.
6588 (UNSPEC_SSE5_ASHIFT): Ditto.
6589 (UNSPEC_SSE5_LSHIFT): Ditto.
6590 (UNSPEC_FRCZ): Ditto.
6591 (UNSPEC_CVTPH2PS): Ditto.
6592 (UNSPEC_CVTPS2PH): Ditto.
6593 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6595 (COM_FALSE_S): Ditto.
6596 (COM_FALSE_P): Ditto.
6597 (COM_TRUE_S): Ditto.
6598 (COM_TRUE_P): Ditto.
6599 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6600 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6602 (memory attribute): Ditto.
6603 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6604 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6605 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6606 (floor<mode>2): Ditto.
6607 (ceil<mode>2): Ditto.
6608 (btrunc<mode>2): Ditto.
6609 (nearbyintdf2): Ditto.
6610 (nearbyintsf2): Ditto.
6611 (sse_setccsf): Disable if SSE5.
6612 (sse_setccdf): Ditto.
6613 (sse5_setcc<mode>): New support for SSE5 conditional move.
6614 (sse5_pcmov_<mode>): Ditto.
6616 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6618 (SSEMODEF2P): Ditto.
6619 (ssemodesuffixf4): New mode attribute for SSE5.
6620 (ssemodesuffixf2s): Ditto.
6621 (ssemodesuffixf2c): Ditto.
6622 (sserotatemax): Ditto.
6623 (ssescalarmode): Ditto.
6624 (sse_maskcmpv4sf3): Disable if SSE5.
6625 (sse_maskcmpv2df3): Ditto.
6626 (sse_vmmaskcmpv4sf3): Ditto.
6627 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
6629 (sse5_vmfmadd<mode>4): Ditto.
6630 (sse5_fmsub<mode>4): Ditto.
6631 (sse5_vmfmsub<mode>4): Ditto.
6632 (sse5_fnmadd<mode>4): Ditto.
6633 (sse5_vmfnmadd<mode>4): Ditto.
6634 (sse5_fnmsub<mode>4): Ditto.
6635 (sse5_vmfnmsub<mode>4): Ditto.
6636 (sse5i_fmadd<mode>4): Ditto.
6637 (sse5i_fmsub<mode>4): Ditto.
6638 (sse5i_fnmadd<mode>4): Ditto.
6639 (sse5i_fnmsub<mode>4): Ditto.
6640 (sse5i_vmfmadd<mode>4): Ditto.
6641 (sse5i_vmfmsub<mode>4): Ditto.
6642 (sse5i_vmfnmadd<mode>4): Ditto.
6643 (sse5i_vmfnmsub<mode>4): Ditto.
6644 (mulv16qi3): Add SSE5 support.
6646 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6647 (sse2_mulv4si3): Disable if SSE5.
6648 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6649 (sse4_1_roundps): Ditto.
6650 (sse4_1_roundsd): Ditto.
6651 (sse4_1_roundss): Ditto.
6652 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6654 (sse_maskcmpsf3): Ditto.
6655 (sse_vmmaskcmpv4sf3): Ditto.
6656 (sse2_maskcmpv2df3): Ditto.
6657 (sse2_maskcmpdf3): Ditto.
6658 (sse2_vmmaskcmpv2df3): Ditto.
6659 (sse2_eq<mode>3): Ditto.
6660 (sse2_gt<mode>3): Ditto.
6661 (sse5_pcmov_<mode>): Add SSE5 support.
6662 (vec_unpacku_hi_v16qi): Ditto.
6663 (vec_unpacks_hi_v16qi): Ditto.
6664 (vec_unpacku_lo_v16qi): Ditto.
6665 (vec_unpacks_lo_v16qi): Ditto.
6666 (vec_unpacku_hi_v8hi): Ditto.
6667 (vec_unpacks_hi_v8hi): Ditto.
6668 (vec_unpacku_lo_v8hi): Ditto.
6669 (vec_unpacks_lo_v8hi): Ditto.
6670 (vec_unpacku_hi_v4si): Ditto.
6671 (vec_unpacks_hi_v4si): Ditto.
6672 (vec_unpacku_lo_v4si): Ditto.
6673 (vec_unpacks_lo_v4si): Ditto.
6674 (sse5_pmacsww): New SSE5 intrinsic insn.
6675 (sse5_pmacssww): Ditto.
6676 (sse5_pmacsdd): Ditto.
6677 (sse5_pmacssdd): Ditto.
6678 (sse5_pmacssdql): Ditto.
6679 (sse5_pmacssdqh): Ditto.
6680 (sse5_pmacsdqh): Ditto.
6681 (sse5_pmacsswd): Ditto.
6682 (sse5_pmacswd): Ditto.
6683 (sse5_pmadcsswd): Ditto.
6684 (sse5_pmadcswd): Ditto.
6685 (sse5_pcmov_<move>): Conditional move support on SSE5.
6686 (sse5_phaddbw): New SSE5 intrinsic insn.
6687 (sse5_phaddbd): Ditto.
6688 (sse5_phaddbq): Ditto.
6689 (sse5_phaddwd): Ditto.
6690 (sse5_phaddwq): Ditto.
6691 (sse5_phadddq): Ditto.
6692 (sse5_phaddubw): Ditto.
6693 (sse5_phaddubd): Ditto.
6694 (sse5_phaddubq): Ditto.
6695 (sse5_phadduwd): Ditto.
6696 (sse5_phadduwq): Ditto.
6697 (sse5_phaddudq): Ditto.
6698 (sse5_phsubbw): Ditto.
6699 (sse5_phsubwd): Ditto.
6700 (sse5_phsubdq): Ditto.
6701 (sse5_pperm): Ditto.
6702 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6703 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6704 (sse5_pperm_sign_v8hi_v4si): Ditto.
6705 (sse5_pperm_zero_v8hi_v4si): Ditto.
6706 (sse5_pperm_sign_v4si_v2di): Ditto.
6707 (sse5_pperm_sign_v4si_v2di): Ditto.
6708 (sse5_pperm_pack_v2di_v4si): Ditto.
6709 (sse5_pperm_pack_v4si_v8hi): Ditto.
6710 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6711 (sse5_perm<mode>): New SSE5 intrinsic insn.
6712 (rotl<mode>3): Ditto.
6713 (sse5_rotl<mode>3): Ditto.
6714 (sse5_ashl<mode>3): Ditto.
6715 (sse5_lshl<mode>3): Ditto.
6716 (sse5_frcz<mode>2): Ditto.
6717 (sse5s_frcz<mode>2): Ditto.
6718 (sse5_cvtph2ps): Ditto.
6719 (sse5_cvtps2ph): Ditto.
6720 (sse5_vmmaskcmp<mode>3): Ditto.
6721 (sse5_com_tf<mode>3): Ditto.
6722 (sse5_maskcmp<mode>3): Ditto.
6723 (sse5_maskcmp_uns<mode>3): Ditto.
6724 (sse5_maskcmp_uns2<mode>3): Ditto.
6725 (sse5_pcom_tf<mode>3): Ditto.
6727 * config/i386/predicates.md (const_0_to_31_operand): New predicate
6729 (sse5_comparison_float_operator): New predicate to match the
6730 comparison operators supported by the SSE5 com instruction.
6731 (ix86_comparison_int_operator): New predicate to match just the
6732 signed int comparisons.
6733 (ix86_comparison_uns_operator): New predicate to match just the
6734 unsigned int comparisons.
6736 * doc/invoke.texi (-msse5): Add documentation.
6737 (-mfused-madd): Ditto.
6739 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6741 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6743 (x86_64-*-*): Ditto.
6745 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6747 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6748 intrinisics for SSE5.
6750 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6753 * config/i386/mmintrin-common.h: New file, to contain common
6754 instructions between SSE4.1 and SSE5.
6756 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6757 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6758 (gen_regparm_prefix): Ditto.
6760 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6761 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6762 prototype_p to determine if a function is prototyped.
6764 2007-09-12 Janis Johnson <janis187@us.ibm.com>
6766 * config/dfp-bit.c (dfp_conversion_exception): New function.
6767 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
6768 (DFP_TO_INT): Ditto.
6769 (INT_TO_DFP): Ditto.
6770 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
6772 2007-09-12 Jakub Jelinek <jakub@redhat.com>
6775 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
6776 before sp restoration even when total_size is 0, but
6777 frame_pointer_needed.
6779 2007-09-12 Bob Wilson <bob.wilson@acm.org>
6781 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
6782 (xtensa_copy_incoming_a7): Use start_sequence instead of
6783 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
6784 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
6785 of the saveregs sequence.
6787 2007-09-12 Richard Sandiford <richard@codesourcery.com>
6789 * c-tree.h (grokfield): Add a "tree *" argument.
6790 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
6791 Chain nested decl attributes to it. Don't call decl_attributes here.
6792 (groktypename): Pass grokdeclarator a pointer to the attribute list.
6793 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
6794 (grokfield): Take a pointer to the decl's attributes and pass
6795 it to grokdeclarator.
6796 * c-parser.c (c_parser_struct_declaration): Update the calls to
6797 grokfield. Call decl_attributes for anonymous struct and union
6800 2007-09-12 Jan Hubicka <jh@suse.cz>
6802 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
6804 2007-09-12 Ira Rosen <irar@il.ibm.com>
6806 PR tree-optimization/32377
6807 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
6808 between positive and negative dependence distance using DDR_REVERSED_P.
6810 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
6812 PR tree-optimization/33373
6813 * tree-vect-analyze (vect_determine_vectorization_factor): Call
6814 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
6816 2007-09-12 Jan Hubicka <jh@suse.cz>
6819 * config/i386/i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory):
6820 Disable for !SSE_MATH
6822 2007-09-12 Christian Bruel <christian.bruel@st.com>
6824 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
6825 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
6827 2007-09-12 Ira Rosen <irar@il.ibm.com>
6829 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
6830 for oprnd1 if not required.
6831 (vectorizable_operation): Use scalar operand in SLP in case of
6832 shift with scalar argument.
6834 2007-09-12 Ira Rosen <irar@il.ibm.com>
6836 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and
6839 2007-09-11 James E. Wilson <wilson@specifix.com>
6841 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
6842 TARGET_UNWIND_INFO is defined.
6843 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
6846 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
6848 * config/sh/sh.c (calc_live_regs): Use
6849 current_function_saves_all_registers instead of
6850 current_function_has_nonlocal_label.
6851 (sh_allocate_initial_value): Likewise.
6852 (sh_get_pr_initial_val): Likewise.
6853 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
6854 * config/sh/sh.md (load_ra): Likewise.
6856 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
6858 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
6861 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
6862 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
6864 2007-09-12 Sa Liu <saliu@de.ibm.com>
6866 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
6867 operands to DFmode GE or LE compares.
6869 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
6871 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
6872 REG_CLASS_NAMES): Add P0REGS.
6873 (REGNO_REG_CLASS): Return it where appropriate.
6874 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
6875 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
6876 * doc/md.texi (Blackfin family): Document 'q' constraints.
6878 2007-09-11 Steve Kenton <skenton@ou.edu>
6880 * pa/linux-unwind.h: Guard with inhibit_libc.
6881 * pa/hpux-unwind.h: Likewise.
6883 2007-09-11 David Daney <ddaney@avtrex.com>
6885 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
6886 * doc/install.texi: Document new --with-llsc and --without-llsc
6888 * config.gcc: Handle --with-llsc and --without-llsc configure options.
6889 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
6890 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
6892 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
6893 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6894 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6895 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6896 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
6897 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
6898 * config/mips/mips.opt (mllsc): New option.
6899 * config/mips/mips.c (mips_llsc): Define variable.
6900 (mips_handle_option): Handle mllsc option.
6901 (override_options): Set mips_print_operand_punct for '|' and '-'.
6902 (print_operand): Add new %| and %- operand codes.
6903 * config/mips/mips.h (mips_llsc_setting): New enum type.
6904 (mips_llsc): Declare.
6905 (OPTION_DEFAULT_SPECS): Add llsc handling.
6906 (GENERATE_SYNC): New macro.
6907 (GENERATE_LL_SC): New macro.
6908 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
6909 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6910 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
6911 in %| and %- operand codes.
6913 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
6915 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
6916 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
6918 2007-09-11 Jason Merrill <jason@redhat.com>
6921 * stor-layout.c (layout_decl): Do pack variable size fields.
6923 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
6925 * config/m68k/predicates.md (movsi_const0_operand,
6926 non_symbolic_call_operand): New predicates.
6928 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
6930 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
6931 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
6932 CW, CZ, CS, Ap and Ac.
6934 * config/m68k/m68k.md (UNSPEC_IB): New constant.
6935 (constraints.md): New include.
6936 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
6937 opx_mem, opy_mem, op_mem, guess, split): New attributes.
6938 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
6940 (pushdi): Add split.
6941 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
6942 attributes. Split tstsi_internal_68020_cf from it.
6943 (tstsi_internal_68020_cf): New pattern.
6944 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
6945 (tst<mode>_cf): Specify attributea.
6946 (cmpsi_cf): Name pattern. Specify attributes.
6947 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
6948 (pushexthisi_const): Fix to use alternatives. Specify
6950 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
6951 from it. Fix to use alternatives. Specify attributes.
6952 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
6953 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
6955 (movsf_cf_soft): Specify attributes.
6956 (movdf_cf_soft): Add split.
6957 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
6958 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
6959 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
6960 (truncdfsf2_68881): Name pattern. Specify attributes.
6961 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
6962 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
6963 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
6965 (addsi3_5200): Fix to use alternatives. Specify attributes.
6967 (add<mode>3_cf, subdi_dishl32): Specify attributes.
6968 (subsi3): Add alternative for subq.l. Specify attributes.
6969 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
6970 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
6972 (umulhisi3): Specify attributes.
6973 (mulhisisi3_z): Name pattern. Specify attributes.
6974 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
6975 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
6976 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
6977 bsetmemqi): Specify attributes.
6978 (bsetmemqi_ext): Name pattern. Specify attributes.
6979 (bclrmemqi): Specify attributes.
6980 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
6981 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
6983 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
6984 pattern. Specify attributes.
6985 (jump): Specify attributes.
6986 (tablejump_internal): Name pattern. Specify attributes.
6987 (call_value): Split into non_symbolic_call_value,
6988 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
6989 alternatives. Specify attributes.
6990 (non_symbolic_call_value, symbolic_call_value_jsr,
6991 symbolic_call_value_bsr): New patterns.
6992 (nop, return, unlink, indirect_jump): Specify attributes.
6993 (trap): Fix condition. Specify attributes.
6996 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
6997 (override_options): Initialize it. Initialize m68k_sched_cpu.
6998 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
6999 (const_method): Make global, rename to m68k_const_method.
7000 (const_int_cost, output_move_const_into_data_reg): Update.
7001 (output_move_double): Parametrize to emit rtl code, rename to
7003 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
7004 emit_movsi): New static functions.
7005 (output_move_double): New function with semantics of old
7007 (m68k_emit_move_double): New function.
7008 (m68k_sched_cpu): New variable.
7009 (attr_op_type): New enum.
7010 (sched_guess_p): New variable.
7011 (sched_address_type, sched_operand_type, sched_attr_op_type):
7012 New static functions.
7013 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
7014 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
7015 (sched_branch_type): New static variable.
7016 (m68k_sched_branch_type): New function.
7017 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
7018 (m68k_symbolic_call_var): Declare.
7019 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
7020 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
7021 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
7022 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
7025 2007-09-11 Jakub Jelinek <jakub@redhat.com>
7027 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
7028 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
7029 error if __builtin_va_arg_pack_len () wasn't optimized out during
7031 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
7032 with the number of inline's anonymous arguments.
7033 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
7035 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
7037 * fold-const.c (extract_muldiv_1): Do not simplify var * c * c to var.
7039 2007-09-11 Jan Hubicka <jh@suse.cz>
7041 * config/i386/i386.h (ix86_tune_indices): Add
7042 X86_TUNE_INTER_UNIT_CONVERSIONS.
7043 (TARGET_INTER_UNIT_CONVERSIONS): New.
7044 * config/i386/i386.md (floatsi expanders): Remove redundant check
7045 for SImode source; offload to memory when asked for.
7046 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
7047 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
7049 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
7050 floatsidf2_mixed_memory, floatsidf2_sse_memory
7051 floatdisf2_mixed_memory, floatsisf2_sse_memory,
7052 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
7054 2007-09-11 Jan Hubicka <jh@suse.cz>
7056 * toplev.c (process_options): all frontends now do unit-at-a-time.
7057 * cgraphunit.c: update comments.
7058 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
7059 * c-decl.c (finish_function): use cgraph_add_new_function.
7060 * function.c (expand_function_end): We are always unit-at-a-time.
7062 2007-09-11 Richard Sandiford <richard@codesourcery.com>
7064 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
7065 settings for MIPS16.
7066 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
7068 2007-09-11 Richard Sandiford <richard@codesourcery.com>
7070 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
7071 SYMBOL_FORCE_TO_MEM constants.
7072 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
7073 (mips16_rewrite_pool_refs_info): New structure.
7074 (mips16_rewrite_pool_constant): New function, split out from...
7075 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
7076 mips16_rewrite_pool_refs_info structure rather than a pointer
7077 to a constant pool. Force force_to_mem_operands into memory.
7078 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
7079 * config/mips/predicates.md (force_to_mem_operand): New predicate.
7080 * config/mips/constraints.md (kf): New constraint.
7081 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
7082 (*movsi_mips16): Likewise.
7084 2007-09-11 Richard Sandiford <richard@codesourcery.com>
7085 Nigel Stephens <nigel@mips.com>
7086 David Ung <davidu@mips.com>
7088 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
7089 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
7090 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
7091 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
7092 (mips_zero_extend_cost): New functions.
7093 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
7094 Use the new functions. Tweak many cost estimates, both here
7095 and in the new subroutines. Return false when the cost of the
7096 operands has not been calculated. Check for *clear_upper32.
7097 Check for floating-point multiply-add, reciprocal and rsqrt
7098 patterns. Handle comparison and rotation codes.
7100 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
7102 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
7104 * config/i386/i386.c (get_dllimport_decl): Don't strip
7107 2007-09-10 Janis Johnson <janis187@us.ibm.com>
7110 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
7111 declarations to top.
7112 (DFP_TO_BFP): Use for either XFmode or TFmode.
7113 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
7115 * config/dfp-bit.h: Include float.h.
7116 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
7117 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
7118 which doesn't mean the same thing.
7119 (BFP_KIND): Use 4 to mean TFmode.
7120 (BFP_FMT): Specify the number of decimal digits based on the
7121 number of mantissa digits.
7122 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
7123 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
7124 (STR_TO_BFP): Use strtold for XFmode or TFmode.
7125 (TFtype): Define if TFmode is supported.
7126 * doc/libgcc.texi (Decimal float library routines): Document
7127 TF conversion functions.
7129 2007-09-10 Chao-ying Fu <fu@mips.com>
7131 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
7132 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7133 (mips_emit_compare): Process fixed-point modes.
7134 (mips_pad_arg_upward): Support fixed-point types.
7135 (override_options): Allow fixed-point modes in accumulators.
7136 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
7137 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
7138 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
7139 (mips_scalar_mode_supported_p): New function to accept fixed-point
7140 modes if the width is not greater than two BITS_PER_WORD.
7141 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
7142 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
7143 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
7144 LONG_LONG_ACCUM_TYPE_SIZE): Define.
7145 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
7147 ("IMODE"): New mode attribute.
7148 (mips-fixed.md): Include.
7149 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
7151 * config/mips/mips-fixed.md: New file.
7153 2007-09-11 Ben Elliston <bje@au.ibm.com>
7155 * config/spu/spu.md: Formatting fixes.
7157 2007-09-10 Janis Johnson <janis187@us.ibm.com>
7159 * config/dfp-bit.c (dfp_unary_func): Delete.
7160 (dfp_unary_op): Delete.
7161 (dfp_binary_op): Use decFloat functions instead of decNumber
7162 functions for binary operations.
7163 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
7164 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
7166 (dfp_compare_op): Use decFloat functions insteadof decNumber
7167 functions for comparisons.
7168 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
7169 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
7171 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
7172 call to dxx_binary_op and decFloat function.
7173 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
7174 calls to dxx_binary_op and decFloat function.
7175 * config/dfp-bit.h: Include decFloat header files.
7176 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
7177 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
7178 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
7179 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
7181 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
7182 Jan Sjodin <jan.sjodin@amd.com>
7184 * tree-vect-analyze.c (vect_analyze_operations): Change
7185 comparison of loop iterations with threshold to less than
7186 or equal to instead of less than. Reduce
7187 min_scalar_loop_bound by one.
7188 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
7189 Change prologue and epilogue iterations estimate to vf/2,
7190 when unknown at compile-time. Change versioning guard
7191 cost to taken_branch_cost. If peeling for alignment is
7192 unknown at compile-time, change peel guard costs to one
7193 taken branch and one not-taken branch per peeled loop.
7194 If peeling for alignment is known but number of scalar loop
7195 iterations is unknown at compile-time, change peel guard
7196 costs to one taken branch per peeled loop. Change the cost
7197 model equation to consider vector iterations as the loop
7198 iterations less the prologue and epilogue iterations.
7199 Change outside vector cost check to less than or equal to
7200 zero instead of equal to zero.
7201 (vect_do_peeling_for_loop_bound): Reduce
7202 min_scalar_loop_bound by one.
7203 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
7204 TARG_COND_NOT_TAKEN_BRANCH_COST.
7205 * config/i386/i386.h (processor_costs): Add
7206 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
7207 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
7208 vec_align_load_cost, vect_unalign_load_cost,
7209 vec_store_cost, cond_taken_branch_cost,
7210 cond_not_taken_branch_cost.
7211 Define macros for x86 costs.
7212 * config/i386/i386.c:
7213 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
7214 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
7215 scalar_to_vec_cost, vec_align_load_cost,
7216 vect_unalign_load_cost, vec_store_cost,
7217 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
7218 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
7219 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
7220 core2_cost, generic64_cost, generic32_cost): Set to default
7222 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
7223 (x86_builtin_vectorization_cost): New.
7225 2007-09-10 Janis Johnson <janis187@us.ibm.com>
7226 Ben Elliston <bje@au.ibm.com>
7228 * dfp.c: Include decimal128Local.h;
7229 (dfp_byte_swap): Remove.
7230 (encode_decimal32, decode_decimal32): Don't handle endianness.
7231 (encode_decimal64, decode_decimal64): Ditto.
7232 (encode_decimal128, decode_decimal128): Ditto.
7233 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
7235 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
7237 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
7238 * Makefile.in (DECNUM_H): Add decimal128Local.h.
7240 2007-09-10 David Daney <ddaney@avtrex.com>
7242 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
7244 (memory_barrier): Rewrote as an insn that clobbers memory.
7246 2007-09-10 Richard Sandiford <richard@codesourcery.com>
7248 * config/mips/mips.c (mips_global_pointer): Check
7249 call_really_used_regs instead of call_used_regs.
7250 (mips_save_reg_p): Likewise. Save all call-saved registers
7251 if current_function_saves_all_registers. Fix indentation.
7252 No longer treat $18 as a special case.
7253 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
7255 2007-09-10 Richard Sandiford <richard@codesourcery.com>
7257 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
7258 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
7259 the introductory comment.
7260 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
7261 (override_options): Don't test for it.
7262 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
7263 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
7264 * config/mips/vr.h: As for config/mips/sde.h.
7266 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7267 Revital Eres <eres@il.ibm.com>
7269 * target.h (struct gcc_target.sched): New field: sms_res_mii.
7270 (struct ddg): Define.
7271 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
7272 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
7273 * config/spu/spu.c: Include ddg.h.
7274 (TARGET_SCHED_SMS_RES_MII): Define.
7275 (spu_sms_res_mii): New function to calculate mii.
7276 * modulo-sched (res_MII): Use it.
7277 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
7279 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
7281 * config/s390/s390.c (s390_dump_pool): Create copy of constant
7282 pool entries since they might hold values that must not be shared.
7284 2007-09-10 Robert Kidd <rkidd@crhc.uiuc.edu>
7286 * bb-reorder.c (rest_of_handler_reorder_blocks): Removed call to
7287 RTL level tracer pass.
7288 * passes.c (init_optimization_passes): Move pass_tracer from
7289 after pass_rtl_ifcvt to after pass_dce.
7290 * tracer.c: Update copyright.
7291 (layout_superblocks): Remove function.
7292 (mark_bb_seen): New.
7294 (count_insns): Change to estimate instructions in a Tree-SSA
7296 (find_trace): Use bb_seen_p.
7297 (tail_duplicate): Use bb_seen_p. Call add_phi_args_after_copy
7298 after duplicate_block.
7299 (tracer): Change prototype to match that of a pass execute
7301 (gate_tracer): Rename from gate_handle_tracer.
7302 (rest_of_handle_tracer): Remove function.
7303 * rtl.h: Remove prototype for tracer.
7304 * testsuite/gcc.dg/tree-prof/tracer-1.c: New.
7306 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
7309 * config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
7310 Use 'N' operand constraint for op2.
7311 (lshr<mode>3): Ditto.
7312 (ashl<mode>3): Ditto.
7313 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
7314 (vec_shr_<mode>): Ditto.
7315 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
7316 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
7318 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
7320 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
7321 Change mode macro in the last real_2expN parameter to uppercase.
7323 2007-09-10 Michael Matz <matz@suse.de>
7325 * tree-pass.h (pass_cselim): Declare new pass.
7326 * passes.c (init_optimization_passes): Link in pass_cselim.
7327 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
7328 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
7329 cond_store_replacement.
7330 (condstoretemp): New static variable.
7331 (cond_store_replacement): New function.
7332 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
7333 tree_ssa_phiopt_worker.
7334 (struct name_to_bb): New.
7335 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
7336 nt_init_block, nt_fini_block): New static functions.
7337 (seen_ssa_names, nontrap_set): New static variables.
7338 (gate_cselim, pass_cselim): Define new pass.
7339 * common.opt (ftree-cselim): New flag.
7340 * toplev.c (process_options): Set flag_tree_cselim if required.
7342 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
7344 * simplify-rtx.c (simplify_relational_operation_1): For recent
7345 canonicalization, don't recurse if op1 equals both PLUS arguments.
7347 2007-09-09 David Daney <ddaney@avtrex.com>
7349 * optabs.c (expand_sync_operation): Use plus insn if minus
7351 (expand_sync_fetch_operation): Ditto.
7353 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
7355 * config/i386/i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
7357 (*floatsisf2_sse_vector): Likewise.
7359 2007-09-09 Krister Walfridsson <cato@df.lth.se>
7361 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
7363 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
7365 * config/i386/i386.h (ix86_tune_indices): Rename
7366 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
7367 (TARGET_USE_VECTOR_CONVERTS): Updated.
7368 * config/i386/i386.c: Likewise.
7370 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
7371 Nigel Stephens <nigel@mips.com>
7373 * doc/invoke.texi (Overall Options): Add .sx file extension
7374 as a synonym for .S.
7375 * cppspec.c (known_suffixes): Likewise.
7376 * gcc.c (default_compilers): Likewise.
7378 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
7381 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
7382 * simplify-rtx.c (simplify_relational_operation_1): Add the
7383 canonicalization from i386.h.
7384 * doc/md.texi (Canonicalization of Instructions): Document it.
7386 2007-09-09 Jan Hubicka <jh@suse.cz>
7387 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7389 * config/i386/i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
7390 (TARGET_USE_VECTOR_CONVERTS): New.
7391 * config/i386/i386.md: New post-reload splitters for converting
7392 SF to DF and DF to SF.
7393 (floatsi* expander): Special case vector conversions.
7394 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
7395 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
7396 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
7397 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
7398 Disable when doing vector converts.
7399 (floatsi<mode>2_i387): Disable when
7400 * config/i386/sse.md (vec_dupv2df): Export.
7401 * config/i386/i386.c (ix86_tune_features): Enable SSE conversions.
7403 2007-09-09 Richard Guenther <rguenther@suse.de>
7405 * tree-ssa-operands.c (add_virtual_operand): Only mark
7406 stores as has_volatile_ops if alias information is not available.
7408 2007-09-09 Revital Eres <eres@il.ibm.com>
7410 * doc/contrib.texi: Add myself.
7412 2007-09-09 Ira Rosen <irar@il.ibm.com>
7414 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
7415 stmt_vinfo_set_outside_of_loop_cost): New functions.
7416 * tree-vect-transform.c (vect_get_cost_fields): Remove.
7417 (vect_model_simple_cost): Call
7418 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
7419 field instead of calling vect_get_cost_fields.
7420 (vect_model_store_cost, vect_model_load_cost): Likewise.
7422 2007-09-09 Revital Eres <eres@il.ibm.com>
7424 * config/rs6000/rs6000.c (paired_init_builtins): Add const
7425 declaration to bdesc_paired_preds variable.
7426 (paired_expand_builtin): Likewise.
7428 2007-09-09 Revital Eres <eres@il.ibm.com>
7430 * dbgcnt.def (sms_sched_loop): New counter.
7431 * modulo-sched.c: Use sms_sched_loop instead of
7432 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
7433 perform swing modulo scheduling on. Include dbgcnt.h.
7434 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
7435 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
7437 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
7439 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
7440 Substitute all uses with ...
7441 (MODEF): New mode iterator.
7443 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
7444 from pre-regalloc define_insn_and_split splitter pattern.
7445 (*fix_trunc<mode>_i387_1): Ditto.
7446 (*fistdi2_1): Ditto.
7447 (*fist<mode>2_1): Ditto.
7448 (frndintxf2_floor): Ditto.
7449 (*fist<mode>2_floor_1): Ditto.
7450 (frndintxf2_ceil): Ditto.
7451 (*fist<mode>2_ceil_1): Ditto.
7452 (frndintxf2_trunc): Ditto.
7453 (frndintxf2_mask_pm): Ditto.
7455 (prologue): Use (const_int 0) as never generated filler insn.
7457 (sibcall_epilogue): Ditto.
7458 (eh_return_si): Ditto.
7459 (eh_return_di): Ditto.
7461 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
7462 using MODEF mode iterator.
7463 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
7464 using MODEF mode iterator.
7465 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
7466 using MODEF mode iterator.
7467 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
7468 Macroize expander using MODEF mode iterator.
7470 (zero_extendsidi2): Remove operand constraints from expander.
7471 (smuldi3_highpart): Ditto.
7472 (indirect_jump): Ditto.
7475 * config/i386/sse.md (storentv4sf): Ditto.
7476 (storentv2df): Ditto.
7477 (storentv2di): Ditto.
7479 (sse2_cvtpd2ps): Ditto.
7480 (vec_interleave_highv16qi): Ditto.
7481 (vec_interleave_lowv16qi): Ditto.
7482 (vec_interleave_highv8hi): Ditto.
7483 (vec_interleave_lowv8hi): Ditto.
7484 (vec_interleave_highv4si): Ditto.
7485 (vec_interleave_lowv4si): Ditto.
7486 (vec_interleave_highv2di): Ditto.
7487 (vec_interleave_lowv2di): Ditto.
7488 (sse2_maskmovdqu): Ditto.
7489 * config/i386/mmx.md (mmx_maskmovq): Ditto.
7491 2007-09-09 Ira Rosen <irar@il.ibm.com>
7493 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
7494 (struct _slp_tree, struct _slp_instance): Define new data structures
7495 along macros for their access.
7496 (struct _loop_vec_info): Define new fields: strided_stores,
7497 slp_instances, and slp_unrolling_factor along macros for their access.
7498 (enum slp_vect_type): New.
7499 (struct _stmt_vec_info): Define new field, slp_type, and macros for
7501 (STMT_VINFO_STRIDED_ACCESS): New macro.
7502 (vect_free_slp_tree): Declare.
7503 (vectorizable_load): Add an argument of type slp_tree.
7504 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
7505 vectorizable_assignment): Likewise.
7506 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
7507 Declare (make extern).
7508 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
7509 (new_loop_vec_info): Likewise.
7510 (destroy_loop_vec_info): Free memory allocated for SLP structures.
7511 * tree-vect-analyze.c: Include recog.h.
7512 (vect_update_slp_costs_according_to_vf): New.
7513 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
7514 functions. For not pure SLP stmts with strided access check that the
7515 group size is power of 2. Update the vectorization factor according to
7516 SLP. Call vect_update_slp_costs_according_to_vf.
7517 (vect_analyze_group_access): New.
7518 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
7519 (vect_free_slp_tree): New functions.
7520 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
7521 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
7522 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
7523 vect_detect_hybrid_slp): Likewise.
7524 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
7525 and vect_detect_hybrid_slp.
7526 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
7527 SLP costs into account.
7528 (vect_get_cost_fields): New function.
7529 (vect_model_simple_cost): Make extern, add SLP parameter and handle
7531 (vect_model_store_cost, vect_model_load_cost): Likewise.
7532 (vect_get_constant_vectors): New function.
7533 (vect_get_slp_vect_defs, vect_get_slp_defs,
7534 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
7535 vect_get_vec_defs): Likewise.
7536 (vectorizable_reduction): Don't handle SLP for now.
7537 (vectorizable_call): Don't handle SLP for now. Add argument to
7538 vect_model_simple_cost.
7539 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
7540 get SLPed and vectorized defs). Fix indentation and spacing.
7541 (vectorizable_assignment): Handle SLP.
7542 (vectorizable_induction): Don't handle SLP for now.
7543 (vectorizable_operation): Likewise.
7544 (vectorizable_type_demotion): Add argument to
7545 vect_model_simple_cost.
7546 (vectorizable_type_promotion): Likewise.
7547 (vectorizable_store, vectorizable_load): Handle SLP.
7548 (vectorizable_condition): Don't handle SLP for now.
7549 (vect_transform_stmt): Add a new argument for SLP. Check that there is
7550 no SLP transformation required for unsupported cases. Add SLP
7551 argument for supported cases.
7552 (vect_remove_stores): New function.
7553 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
7554 (vect_transform_loop): Schedule SLP instances.
7555 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
7557 2007-09-09 Andrew Haley <aph@redhat.com>
7559 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
7562 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
7564 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
7565 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
7566 Similar for what label_refs can go in the JUMP_TARGET field. Split
7567 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
7568 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
7569 REG_LABEL when replacing an operand with a LABEL_REF for a
7571 (subst_reloads): When replacing a LABEL_REG with a register,
7572 instead of generating a REG_LABEL note, assert that there already
7573 is one or that the label is a known target for the insn.
7574 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
7575 note, check the JUMP_LABEL field. Remove "else" after return.
7576 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
7577 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
7578 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
7579 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
7580 insns. Iterate over all notes; don't assume there's only one.
7581 * cse.c (recorded_label_ref): Adjust comment to refer to
7583 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
7584 insns, not just NONJUMP_INSN_P.
7585 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
7586 isn't a jump target.
7587 * jump.c (rebuild_jump_labels): Adjust head comment.
7588 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
7589 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
7590 (mark_all_labels): For JUMP_P insns without a target, check if the
7591 the target is noted on the previous nonjump insn.
7592 (mark_jump_label_1): New function, guts from mark_jump_label.
7593 <case IF_THEN_ELSE>: Handle first operand as a non-target when
7594 marking jump target labels.
7595 <case LABEL_REF>: Adjust for whether to generate a
7596 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
7597 For 'E' format rtl, iterate in descending element order.
7598 (delete_related_insns): Handle both REG_LABEL_TARGET and
7599 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
7600 reference count, delete and fallthrough. Move finding-next-
7601 non-deleted insn last in the function. Look at all INSN_P insns
7602 for REG_LABEL_OPERAND notes.
7603 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
7605 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
7606 JUMP_LABEL, output the INSN_UID of it.
7607 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
7608 and/or REG_LABEL_TARGET.
7609 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
7610 with jump.c copy by only adding notes for labels actually
7611 referenced in the insn.
7612 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
7613 usage count increment; handle all INSN_P trial insns.
7614 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
7616 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
7617 REG_LABEL_TARGET and REG_LABEL_OPERAND.
7618 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
7620 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
7621 JUMP_P insns and REG_LABEL_OPERAND everywhere.
7622 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
7623 on all INSN_P insns.
7624 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
7625 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
7626 REG_LABEL_OPERAND notes.
7627 * reload1.c (calculate_needs_all_insns): Adjust comments.
7628 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
7629 * config/alpha/alpha.md (split for load of an address into a
7630 four-insn sequence on Unicos/Mk): Adjust to use
7632 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
7634 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7637 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7638 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
7639 FOR_BB_INSNS_SAFE instead of for loop.
7640 * cse.c (cse_extended_basic_block): Likewise.
7641 * postreload.c (reload_cse_regs_1): New variable next. Make sure
7642 that the for loop does not invoke NEXT_INSN on a deleted insn.
7643 * function.c (instantiate_virtual_regs): Likewise.
7644 * lower-subreg.c (remove_retval_note): Likewise.
7645 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
7647 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
7649 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
7650 insn, if it's a jump.
7651 (try_redirect_by_replacing_jump): New variable jump_p. Call
7652 tablejump_p before delete_insn_chain.
7653 * reload1.c (reload): New variable next. Make sure that the for
7654 loop does not invoke NEXT_INSN on a deleted insn.
7655 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
7656 (delete_output_reload): New variable prev. Make sure the the for
7657 loops do not invoke PREV_INSN on a deleted insn.
7659 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7661 * pa/constraints.md: Remove 'X' from unused letters comment.
7663 2007-09-08 Richard Guenther <rguenther@suse.de>
7665 * tree-tailcall.c (find_tail_calls): If we don't have aliases
7666 computed check stmt_ann->references_memory instead of counting
7669 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
7671 * cse.c (fold_rtx): Use validate_unshare_change() instead of
7672 validate_change() in one more case.
7674 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
7676 PR tree-optimization/32283
7677 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
7678 estimated_loop_iterations.
7679 (determine_use_iv_cost_condition): Decrease cost of expressions
7680 used in iv elimination.
7682 2007-09-08 Richard Guenther <rguenther@suse.de>
7684 * tree-cfg.c (verify_gimple_expr): Avoid building new
7685 pointer types, use TYPE_POINTER_TO if available instead.
7687 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
7690 PR rtl-optimization/26449
7691 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
7692 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
7694 (mulv16qi3): Implement as define_insn_and_split pattern instead of
7695 define_expand. Split insn in split1 pass.
7698 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
7700 PR tree-optimization/33301
7701 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
7704 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
7706 PR tree-optimization/32183
7707 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
7709 * tree-ssa-reassoc.c: Include cfgloop.h.
7710 (is_reassociable_op): Add a loop argument and return true only
7712 (linearize_expr): Updated.
7713 (should_break_up_subtract): Likewise.
7714 (linearize_expr_tree): Likewise.
7715 (init_reassoc): Call loop_optimizer_init with
7716 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
7717 with CDI_DOMINATORS.
7718 (fini_reassoc): Call loop_optimizer_finalize.
7720 2007-09-07 Sterling Augustine <sterling@tensilica.com>
7722 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
7723 if there is no i-cache.
7725 2007-09-07 Richard Guenther <rguenther@suse.de>
7728 2007-09-06 Richard Guenther <rguenther@suse.de>
7730 PR tree-optimization/32586
7731 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7732 folding if nothing changed.
7733 (simplify_unary_expression): New function. Do tree combining
7734 on conversion like codes.
7735 (try_to_simplify): Call it.
7737 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7740 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
7741 (__gthread_active,__gthread_start, __gthread_active_init): New.
7742 * gthr-posix95.h: Likewise.
7744 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
7746 * function.h (struct function): Rename calls_unwind_init
7747 to saves_all_registers.
7748 (current_function_saves_all_registers): Renamed from
7749 current_function_calls_unwind_init.
7750 * reload1.c (reload): Set current_function_saves_all_registers.
7751 * except.c (expand_builtin_unwind_init): Likewise.
7752 * config/m68k/m68k.c (m68k_save_reg): Use
7753 current_function_saves_all_registers to save pic register.
7755 2007-09-07 Janis Johnson <janis187@us.ibm.com>
7757 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
7758 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
7760 Reapply reverted changes:
7762 2007-09-06 Jan Hubicka <jh@suse.cz>
7764 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
7767 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7769 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7770 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7772 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7774 * optabs.c (expand_float): Convert unsigned integer as signed only
7775 if it provides sufficient accuracy; add mode argument to real_2expN.
7776 (expand_fix): Fix comment typos; extend binary float into mode
7777 wider than destination for converion to unsigned integer; add mode
7778 argument to real_2expN.
7779 * real.c (real_2expN): Add mode argument to special-case decimal
7781 * real.h (real_2expN): Ditto.
7782 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7784 (fixed_from_string): Ditto.
7785 (fixed_to_decimal): Ditto.
7786 (fixed_convert_from_real): Ditto.
7787 (real_convert_from_fixed): Ditto.
7788 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7789 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7790 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7791 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7793 2007-09-07 Diego Novillo <dnovillo@google.com>
7795 * tree-flow.h (const_block_stmt_iterator): Remove.
7796 Update all users to use block_stmt_iterator.
7797 * tree-iterator.h (const_tree_stmt_iterator): Remove.
7798 Update all users to use tree_stmt_iterator.
7800 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
7802 * config/mips/mips.c (mips_set_current_function): Temporarily
7803 make this a no-op to fix bootstrap errors, pending rewrite.
7805 2007-09-07 Jan Hubicka <jh@suse.cz>
7807 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
7810 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
7812 PR tree-optimization/33299
7813 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
7814 uses for all relevant loop-exit phis, not just the first.
7816 2007-09-07 Richard Guenther <rguenther@suse.de>
7819 * tree-ssa-operands.c (access_can_touch_variable): An access
7820 of the form (*p)[0] can touch a variable of same size.
7822 2007-09-07 Jan Hubicka <jh@suse.cz>
7824 * passes.c (init_optimization_passes): Add simple dce and addressable
7826 * tree-ssa.c (execute_update_addresses_taken): New function.
7827 (pass_update_address_taken): New.
7828 * tree-ssa-dse.c (execute_simple_dse): New function.
7829 (pass_simple_dse): New.
7830 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
7832 2007-09-07 Tobias Burnus <burnus@net-b.de>
7835 * doc/invoke.texi: Fix -Wstrict-overflow= table.
7837 2007-09-07 Richard Guenther <rguenther@suse.de>
7840 2007-09-06 Richard Guenther <rguenther@suse.de>
7842 PR tree-optimization/32586
7843 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7844 folding if nothing changed.
7845 (simplify_unary_expression): New function. Do tree combining
7846 on conversion like codes.
7847 (try_to_simplify): Call it.
7849 2007-09-07 Richard Guenther <rguenther@suse.de>
7850 Uros Bizjak <ubizjak@gmail.com>
7852 PR tree-optimization/32821
7853 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
7854 NULL in the call to set_bb_stmt_list.
7856 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7858 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
7859 float calls here, rather than leaving some to the caller.
7860 Use call_internal_direct and call_value_internal_direct.
7861 * config/mips/mips.md (call_internal_direct): New pattern.
7862 (call_value_internal_direct): Likewise.
7864 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7866 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
7867 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
7869 (override_options): Set mips_base_move_loop_invariants.
7871 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7873 * config/mips/mips.opt (mcode-readable=): Move to keep list
7876 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7878 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
7879 and -mgpopt options. Adjust the -G documentation to match.
7880 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
7881 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
7882 function, split out from mips_classify_symbol. Return false for
7883 !TARGET_LOCAL_SDATA.
7884 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
7885 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
7886 (override_options): Check whether the -mgpopt setting is consistent
7887 with the other flags.
7888 (symbolic_expression_p): Delete.
7889 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
7890 and default_elf_select_rtx_section.
7891 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
7892 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
7893 external data and TARGET_EXTERN_SDATA.
7895 2007-09-07 Tobias Burnus <burnus@net-b.de>
7898 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
7900 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7902 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
7903 FOR_BB_INSNS_SAFE instead of for loop.
7904 * cse.c (cse_extended_basic_block): Likewise.
7905 * postreload.c (reload_cse_regs_1): New variable next. Make sure
7906 that the for loop does not invoke NEXT_INSN on a deleted insn.
7907 * function.c (instantiate_virtual_regs): Likewise.
7908 * lower-subreg.c (remove_retval_note): Likewise.
7909 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
7911 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
7913 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
7914 insn, if it's a jump.
7915 (try_redirect_by_replacing_jump): New variable jump_p. Call
7916 tablejump_p before delete_insn_chain.
7917 * reload1.c (reload): New variable next. Make sure that the for
7918 loop does not invoke NEXT_INSN on a deleted insn.
7919 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
7920 (delete_output_reload): New variable prev. Make sure the the for
7921 loops do not invoke PREV_INSN on a deleted insn.
7923 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
7925 * cgraphbuild.c (rebuild_cgraph_edges): Export.
7926 * cgraph.h (rebuild_cgraph_edges): Declare.
7927 * tree-pass.h (pass_expand_omp_ssa): New.
7928 * omp-low.c (find_omp_clause): Export.
7929 (copy_var_decl): Split from omp_copy_decl_2.
7930 (build_omp_barrier): Return the call to emit instead of emitting
7932 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
7934 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
7935 expand_omp_for_generic, expand_omp_for_static_nochunk,
7936 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7937 Adapted to work on SSA form.
7938 (execute_expand_omp): Do not invalidate dominance information.
7939 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
7940 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
7941 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
7943 (force_gimple_operand): Allow gimplifying code expressions without
7945 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
7946 * common.opt (fopenmp-ssa): New.
7947 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
7948 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
7949 * tree-cfg.c: Include tree-inline.h.
7950 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
7951 (replace_by_duplicate_decl, replace_ssa_name,
7952 mark_virtual_ops_in_region): New functions.
7953 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
7954 to work on SSA form.
7955 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
7956 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
7959 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7961 * tree-loop-linear.c: Include obstack.h.
7962 (linear_transform_loops): New obstack lambda_obstack.
7963 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
7964 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
7965 and free afterwards.
7966 * lambda.h (struct obstack): New forward declaration.
7967 (lambda_linear_expression_new): New parameter of type struct
7969 (lambda_loopnest_new): Likewise.
7970 (lambda_loopnest_transform): Likewise.
7971 (lambda_body_vector_new): Likewise.
7972 (lambda_body_vector_compute_new): Likewise.
7973 (gcc_loopnest_to_lambda_loopnest): Likewise.
7974 (lambda_loopnest_to_gcc_loopnest): Likewise.
7975 * lambda-code.c: Include obstack.h.
7976 (lambda_lattice_new): New parameter lambda_obstack. Use it for
7978 (lambda_body_vector_new): Likewise.
7979 (lambda_linear_expression_new): Likewise.
7980 (lambda_lattice_new): Likewise.
7981 (lambda_loopnest_new): Likewise. Additionally use obstack to
7982 allocate LN_LOOPS(ret).
7983 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
7984 it to lambda_lattice_new.
7985 (lambda_body_vector_compute_new): New parameter lambda_obstack.
7986 Pass it to lambda_body_vector_new.
7987 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
7988 it to lambda_lattice_new.
7989 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
7990 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
7991 (lambda_compute_target_space): Likewise.
7992 (lambda_compute_auxillary_space): New parameter lambda_obstack.
7993 Pass it to lambda_lattice_compute_base and
7994 compute_nest_using_fourieer_motzkin.
7995 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
7996 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
7997 and lambda_lattice_compute_target_space.
7998 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
7999 Pass it to lambda_linear_expression_new.
8000 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
8001 to gcc_tree_to_linear_expression.
8002 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
8003 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
8004 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
8005 Pass it to lambda_body_vector_new and
8006 lambda_body_vector_compute_new.
8007 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
8008 (lambda-code.o): Likewise.
8010 2007-09-06 Chao-ying Fu <fu@mips.com>
8012 * ginclude/stdfix.h: New file.
8013 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
8014 (convert.o): Add dependence on fixed-value.h.
8015 * c-convert.c (convert): Support FIXED_POINT_TYPE.
8016 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
8017 to define fixed-point constants.
8018 (c_cpp_builtins): Define fixed-point constants.
8019 * convert.c (fixed-value.h): New include.
8020 (convert_to_real): Update comment to include fixed-point.
8021 Support FIXED_POINT_TYPE.
8022 (convert_to_integer): Update comment to include fixed-point.
8023 Support FIXED_POINT_TYPE.
8024 (convert_to_complex): Support FIXED_POINT_TYPE.
8025 (convert_to_fixed): New function.
8026 * convert.h (convert_to_fixed): Declare.
8027 * genopinit.c: Add comment about $Q for only fixed-point modes.
8028 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
8029 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
8030 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
8031 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
8032 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
8033 usneg_optab for fixed-point modes.
8034 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
8036 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
8037 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
8038 unsigned saturation optabs, when type is saturating.
8039 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
8040 (expand_fixed_convert): New function.
8041 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
8042 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
8043 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
8044 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
8045 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
8046 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
8048 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
8049 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
8050 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
8051 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
8052 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
8054 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
8055 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
8056 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
8057 fractuns, satfractuns.
8058 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
8059 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
8060 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
8061 OTI_ssmsub_widen, OTI_usmsub_widen.
8062 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
8063 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
8064 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
8065 umsub_widen_optab, usmsub_widen_optab): Define.
8066 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
8068 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
8070 (expand_fixed_convert): Declare.
8071 * expr.c (convert_move): Support the move of fixed-point modes.
8072 (emit_move_insn_1): Handle fixed-point mode to move via integer.
8073 (categorize_ctor_elements_1): Handle FIXED_CST.
8074 (count_type_elements): Handle FIXED_POINT_TYPE.
8075 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
8076 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8078 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
8079 multiply and add/subtract for fixed-point types.
8080 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
8081 mode, we jump to binop directly.
8082 Support FIXED_CONVERT_EXPR.
8083 (do_store_flag): Check FIXED_CST to put a constant second.
8084 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
8085 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8086 (const_vector_from_tree): Support FIXED_CST.
8087 * doc/extend.texi (Fixed-Point): New node.
8088 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
8089 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
8090 satfract, fractuns, satfractuns): Document them.
8092 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
8094 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
8095 addresses into I registers.
8097 2007-09-06 Jan Hubicka <jh@suse.cz>
8098 Andreas Tobler <a.tobler@schweiz.org>
8100 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
8102 (machopic_legitimize_pic_address): Likewise.
8104 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8105 Jan Hubicka <jh@suse.cz>
8107 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
8108 instead of ufloat_optab->handlers directly.
8109 (floatdidf2): Likewise.
8111 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
8113 * config/mips/mips.c: Include diagnostic.h.
8114 (mips_set_current_function): Check errorcount and sorrycount
8115 before generating RTL.
8117 2007-09-06 Richard Sandiford <richard@codesourcery.com>
8120 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
8121 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
8122 (print_operand_reloc): Likewise.
8124 2007-09-06 Janis Johnson <janis187@us.ibm.com>
8128 2007-09-06 Jan Hubicka <jh@suse.cz>
8130 * config/i386/i386.c (ix86_expand_lround, ix86_expand_round):
8131 Update call of real_2expN.
8133 2007-09-06 Richard Sandiford <richard@codesourcery.com>
8135 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
8136 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
8138 2007-09-05 Janis Johnson <janis187@us.ibm.com>
8140 * optabs.c (expand_float): Convert unsigned integer as signed only
8141 if it provides sufficient accuracy; add mode argument to real_2expN.
8142 (expand_fix): Fix comment typos; extend binary float into mode
8143 wider than destination for converion to unsigned integer; add mode
8144 argument to real_2expN.
8145 * real.c (real_2expN): Add mode argument to special-case decimal
8147 * real.h (real_2expN): Ditto.
8148 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
8150 (fixed_from_string): Ditto.
8151 (fixed_to_decimal): Ditto.
8152 (fixed_convert_from_real): Ditto.
8153 (real_convert_from_fixed): Ditto.
8154 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
8155 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
8156 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
8157 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
8159 2007-09-06 Tom Tromey <tromey@redhat.com>
8161 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
8162 * c-pch.c (c_common_read_pch): Restore current location after
8164 * tree.c (expand_location): Update.
8165 (expr_filename): Changed return type. Unified the two cases.
8166 (expr_lineno): Likewise.
8167 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
8169 * toplev.c (line_table): Changed type.
8170 (general_init): Update.
8171 (realloc_for_line_map): New function.
8172 (general_init): Allocate line_table using GC.
8173 * fix-header.c (line_table): Changed type.
8174 (read_scan_file): Update.
8175 (read_scan_file): Update.
8176 * c-ppoutput.c (maybe_print_line): Update.
8177 (print_line): Update.
8178 (cb_line_change): Update.
8179 (cb_define): Update.
8180 (pp_file_change): Update.
8181 * c-opts.c (c_common_init_options): Update.
8182 (finish_options): Update.
8183 (push_command_line_include): Update.
8184 * c-lex.c (cb_line_change): Update.
8185 (cb_def_pragma): Update.
8186 (cb_define): Update.
8188 (c_lex_with_flags): Use cpp_get_token_with_location.
8189 * input.h (line_table): Changed type.
8190 (location_from_locus): New macro.
8191 * tree.h (EXPR_FILENAME): No longer an lvalue.
8192 (EXPR_LINENO): Likewise.
8193 (expr_locus, set_expr_locus): Declare separately for
8194 USE_MAPPED_LOCATION.
8195 (expr_filename, expr_lineno): Changed return type.
8196 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
8197 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
8198 (expand_gimple_basic_block): Likewise.
8199 * final.c (final_scan_insn): Use expanded_location.
8201 2007-09-06 Richard Guenther <rguenther@suse.de>
8203 PR tree-optimization/32586
8204 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
8205 folding if nothing changed.
8206 (simplify_unary_expression): New function. Do tree combining
8207 on conversion like codes.
8208 (try_to_simplify): Call it.
8209 * builtins.c (fold_builtin_cexp): Fold the built expressions.
8210 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
8212 2007-09-06 Jan Hubicka <jh@suse.cz>
8215 * cse.c (fold_rtx): Avoid invalid sharing.
8217 2007-09-06 Richard Sandiford <richard@codesourcery.com>
8219 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
8220 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
8222 2007-09-06 Revital Eres <eres@il.ibm.com>
8224 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
8225 Fix offsettable memory reference for 750CL.
8227 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
8229 * reload.c (find_reloads_address_1): Try to preserve original
8230 base/index regclass of operands.
8231 * regrename.c (scan_rtx_address): Likewise.
8232 (replace_oldest_value_addr): Likewise.
8234 2007-09-06 Richard Guenther <rguenther@suse.de>
8236 PR tree-optimization/33302
8237 * domwalk.c (walk_dominator_tree): The exit block is
8238 interesting even if it is not reachable.
8240 2007-09-06 Richard Sandiford <richard@codesourcery.com>
8243 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
8245 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
8247 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
8250 2007-09-05 Ian Lance Taylor <iant@google.com>
8252 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
8254 (dump_generic_node): Likewise.
8255 * print-rtl.c (print_decl_name): Likewise.
8256 * print-tree.c (print_node_brief): Likewise.
8257 (print_node): Likewise.
8258 * Makefile.in (RTL_BASE_H): Add alias.h.
8261 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
8263 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
8265 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
8266 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
8268 2007-09-06 Jie Zhang <jie.zhang@analog.com>
8270 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
8271 (tm_defines): Define UCLIBC_DEFAULT to 1.
8272 (extra_options): Add linux.opt.
8273 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
8274 (CRT_CALL_STATIC_FUNCTION): Likewise.
8275 (NO_IMPLICIT_EXTERN_C): Likewise.
8276 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
8277 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
8278 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
8279 (ENDFILE_SPEC): Don't define.
8280 (LIB_SPEC): Likewise.
8281 (CRT_CALL_STATIC_FUNCTION): Likewise.
8282 (NO_IMPLICIT_EXTERN_C): Likewise.
8283 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
8284 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
8286 2007-09-06 Jan Hubicka <jh@suse.cz>
8288 * config/i386/i386.c (ix86_expand_lround, ix86_expand_round):
8289 Update call of real_2expN.
8291 2007-09-06 Jan Hubicka <jh@suse.cz>
8293 * opts.c (common_handle_option): Enable inlining functions for
8296 2007-09-06 Jakub Jelinek <jakub@redhat.com>
8298 * builtin-attrs.def (ATTR_NONNULL_3): New.
8299 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
8300 ATTR_NOTHROW_NONNULL_##FA.
8301 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
8302 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
8303 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
8304 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
8305 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
8306 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
8307 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
8309 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
8310 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
8311 ATTR_FORMAT_NOTHROW_3_4): Remove.
8312 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
8313 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
8314 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
8315 instead of ATTR_FORMAT_*_*.
8317 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
8319 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
8320 parts re-used for REG_FRAME_RELATED_EXPR.
8322 2007-09-05 Janis Johnson <janis187@us.ibm.com>
8324 * optabs.c (expand_float): Convert unsigned integer as signed only
8325 if it provides sufficient accuracy; add mode argument to real_2expN.
8326 (expand_fix): Fix comment typos; extend binary float into mode
8327 wider than destination for converion to unsigned integer; add mode
8328 argument to real_2expN.
8329 * real.c (real_2expN): Add mode argument to special-case decimal
8331 * real.h (real_2expN): Ditto.
8332 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
8334 (fixed_from_string): Ditto.
8335 (fixed_to_decimal): Ditto.
8336 (fixed_convert_from_real): Ditto.
8337 (real_convert_from_fixed): Ditto.
8338 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
8339 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
8340 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
8341 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
8343 2007-09-05 Ian Lance Taylor <iant@google.com>
8345 * init-regs.c (initialize_uninitialized_regs): Call
8346 emit_insn_before rather than add_insn_before.
8348 2007-09-05 Jakub Jelinek <jakub@redhat.com>
8350 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
8351 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
8352 * tree-inline.h (copy_body_data): Add call_expr field.
8353 * tree-inline.c (expand_call_inline): Initialize call_expr.
8354 (copy_bb): Append anonymous inline fn arguments to arguments
8355 when inlining a CALL_EXPR_VA_ARG_PACK call.
8356 * builtins.c (expand_builtin): Issue an error if
8357 BUILT_IN_VA_ARG_PACK is seen during expand.
8358 (fold_call_expr, fold_builtin_call_array): Don't fold
8359 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
8360 __builtin_va_arg_pack () call as last argument.
8361 * gimplify.c (gimplify_call_expr): If last argument to a vararg
8362 function is __builtin_va_arg_pack (), decrease number of call
8363 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
8364 * expr.c (expand_expr_real_1): Issue an error if
8365 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
8366 * tree-pretty-print.c (dump_generic_node): Handle printing
8367 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
8368 * doc/extend.texi (__builtin_va_arg_pack): Document.
8370 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
8372 PR tree-optimization/21513
8373 * builtins.c (build_builtin_expect_predicate): New function.
8374 (fold_builtin_expect): Add argument for expected value.
8375 Distribute __builtin_expect over short-circuiting operations.
8376 Fold nested builtin_expects.
8377 (fold_builtin_2): Adjust call to fold_builtin_expect.
8379 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
8382 PR tree-optimization/13756
8383 * doc/invoke.texi (Options That Control Optimization): Document
8386 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
8388 * config/i386/cpuid.h: New file.
8389 * config/i386/driver-i386.c: Include cpuid.h.
8390 (describe_cache): Shrink size and line strings to 100 bytes.
8391 (detect_caches_amd): Return "" for unsupported max_ext_level.
8392 Use __cpuid function.
8393 (detect_caches_intel): Return "" for unsupported max_level.
8394 Use __cpuid function.
8395 (host_detect_local_cpu): Change feature flag variables to
8396 unsigned int. Initialize only extended feature flag variables.
8397 Use __get_cpuid_max to determine max supported cpuid level.
8398 Use __cpuid function to determine supported features. Fix
8399 calculation of family id. Remove is_amd and check signature
8400 directly. Check for Geode signature. Handle family 4 id.
8401 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
8402 cpu discovery code to lower part of the function.
8403 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
8404 for sub-architecture.
8405 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
8406 [PROCESSOR_K8]: Add k8-sse3 architecture.
8407 [PROCESSOR_NOCONA]: Remove.
8408 [PROCESSOR_GENERIC64]: Ditto.
8409 * config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
8410 * config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
8411 to check for SSE and FXSAVE support.
8412 * config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
8413 Add -minline-all-stringops.
8414 * config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
8415 (x86_64-*-*): Ditto.
8417 2007-09-05 Jie Zhang <jie.zhang@analog.com>
8419 * config/bfin/linux-unwind.h: New file.
8420 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
8421 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
8423 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8425 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
8426 * stmt.c: Include alloc-pool.h.
8427 (struct case_node): Remove GTY marker.
8428 (add_case_node): New parameter case_node_pool. Use it for
8430 (expand_case): New allocation pool case_node_pool. Initialize it,
8431 pass to add_case_node and free it.
8433 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8434 David Ung <davidu@mips.com>
8435 Nigel Stephens <nigel@mips.com>
8437 Add mips16/nomips16 function attributes and -mflip-mips16 option
8438 for testing mixed-mode compilation.
8440 * config/mips/mips.opt (mflip-mips16): New.
8442 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
8443 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
8445 * config/mips/mips.c (mips_base_target_flags): New.
8446 (mips_base_mips16): New.
8447 (mips_base_schedule_insns): New.
8448 (mips_base_reorder_blocks_and_partition): New.
8449 (mips_base_align_loops): New.
8450 (mips_base_align_jumps): New.
8451 (mips_base_align_functions): New.
8452 (mips16_flipper): New.
8453 (mips_attribute_table): Add "mips16" and "nomips16" entries.
8454 (TARGET_SET_CURRENT_FUNCTION): Define.
8455 (mips_mips16_type_p, mips_nomips16_type_p): New.
8456 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
8457 (mips_function_ok_for_sibcall): Make it deal with functions with
8459 (mips_init_split_addresses): New, split out from override_options.
8460 (mips_init_relocs): New, split out from override_options.
8461 (was_mips16_p): New.
8462 (mips_set_mips16_mode): New, split out from override_options.
8463 (mips_set_current_function): New.
8464 (override_options): Add sorry for unsupported mips16/pic
8465 combination. Remove error for mips16/dsp combination. Save
8466 base option settings.
8467 (mips_file_start): Move mips16 mode setting output from here....
8468 (mips_output_function_prologue): ....to here.
8469 (mips_output_mi_thunk): Check for mips16 function.
8470 (build_mips16_function_stub): Don't set .mips16 here.
8471 (build_mips16_call_stub): Likewise.
8472 (mips_expand_builtin): Error in mips16 mode.
8473 (mips_use_mips16_mode_p): New.
8474 (mips_encode_section_info): Check for mips16 function, and set
8475 SYMBOL_REF_FLAGS accordingly.
8477 * doc/extend.texi (Function Attributes): Document new
8478 mips16/nomips16 attributes.
8479 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
8480 (MIPS Options): Document -mflip-mips16.
8482 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8484 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
8485 if we encounter TLS address in MIPS16 mode.
8486 (mips_legitimize_const_move): Check cannot_force_const_mem for
8487 the (const (plus symbol offset)) case; this forces invalid TLS
8488 address in MIPS16 mode to be caught by the above call to sorry.
8489 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
8490 because that now enables emutls, which is not ABI compatible
8491 with native TLS in non-MIPS16 mode.
8493 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8495 Add target hook invoked when cfun changes.
8497 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
8498 * target.h (struct gcc_target): Add set_current_function.
8499 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
8500 (TARGET_INITIALIZER): Add initializer for set_current_function.
8501 * tree.h (push_struct_function): New.
8502 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
8504 (set_cfun): Declare.
8505 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
8507 (push_function_context_to): Use allocate_struct_function
8508 to create null context, not init_dummy_function_start. Use set_cfun.
8509 (pop_function_context_from): Use set_cfun.
8510 (in_dummy_function): New.
8511 (invoke_set_current_function_hook): New.
8513 (push_cfun, pop_cfun): Use set_cfun.
8514 (push_struct_function): New.
8515 (allocate_struct_function): Call invoke_set_current_function_hook
8517 (prepare_function_start): Don't set cfun here. Remove unused
8518 argument; fix all callers.
8519 (init_dummy_function_start): Fiddle with in_dummy_function. Call
8520 push_struct_function.
8521 (init_function_start): Set cfun here.
8522 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
8523 * omp-low.c (create_omp_child_function): Use push_struct_function
8524 and pop_cfun to save/restore state.
8525 (expand_omp_parallel): Remove unused saved_cfun variable.
8526 * cgraphunit.c (ipa_passes): Use set_cfun.
8527 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
8528 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
8529 * matrix-reorg.c (transform_allocation_sites): Likewise.
8530 (matrix_reorg): Use set_cfun.
8531 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
8532 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
8533 assignment to cfun; use set_cfun for the other.
8534 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
8535 (dump_function_to_file): Use push_cfun/pop_cfun here.
8536 * c-decl.c (finish_function): Use set_cfun.
8538 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8540 * regrename.c (rerename_optimize): Use deferred rescanning and
8541 insert explicit calls to rescan insns when changed.
8543 2007-09-05 Jan Hubicka <jh@suse.cz>
8545 * optabs.c (libfunc_entry): Change optab to integer.
8546 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
8547 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
8548 of pointers for hashing.
8550 2007-09-05 Jan Hubicka <jh@suse.cz>
8552 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
8554 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
8555 * see.c (pass_see): Likewise.
8556 * tracer.c (pass_tracer): Likewise.
8557 * postreload-gcse.c (pass_gcse2): Likewise.
8558 * postreload.c (pass_postreload_cse): Likewise.
8559 * mode-switching.c (pass_mode_switching): Likewise.
8560 * modulo-sched.c (pass_sms): Likewise.
8561 * cse.c (cse_insn): Likewise.
8562 * web.c (pass_web): Likweise.
8563 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
8564 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
8565 * loop-init.c (pass_rtl_loop_init): Likewise.
8566 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
8567 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
8568 * global.c (pass_global_alloc): Likewise.
8569 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
8570 pass_if_after_reload): Likewise.
8571 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
8572 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
8573 * regmove.c (pass_regmove): Likewise.
8574 * function.c (pass_thread_prologugues_epilogues): Likewise.
8575 * gcse.c (pass_gcse): Likewise.
8576 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
8577 * lower-subreg.c (pass_lower_subreg2): Likewise.
8578 * bt-load.c (pass_branch_target_load): Likewise.
8579 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
8580 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
8581 * combine.c (pass_combine): Likewise.
8582 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
8583 (pass_partition_blocks): Likewise.
8584 * var-tracking.c (pass_variable_track): Likewise.
8585 * reg-stack.c (pass_stack_regs_run): Likewise.
8586 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
8587 * passes.c (pass_postreload): Likewise.
8588 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
8589 * tree-pass.h (TODO_verify_rtl_sharing): New.
8590 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
8591 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
8592 TODO_set_props, TODO_df_finish, TODO_df_verify,
8593 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
8595 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8597 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
8598 fold_real_zero_addition_p, reorder_operands_p,
8599 div_if_zero_remainder, fold_undefer_overflow_warnings,
8600 int_binop_types_match_p, fold_convert_const_int_from_int,
8601 fold_convert_const_int_from_real,
8602 fold_convert_const_int_from_fixed,
8603 fold_convert_const_real_from_real,
8604 fold_convert_const_real_from_fixed,
8605 fold_convert_const_fixed_from_fixed,
8606 fold_convert_const_fixed_from_int,
8607 fold_convert_const_fixed_from_real, maybe_lvalue_p,
8608 fold_checksum_tree, fold_check_failed, print_fold_checksum,
8609 debug_fold_checksum, multiple_of_p): Constify.
8610 * tree-flow-inline.h (get_lineno): Likewise.
8611 * tree-flow.h (get_lineno): Likewise.
8612 * tree-object-size.c (compute_object_offset, addr_object_size,
8613 alloc_object_size, pass_through_call): Likewise.
8614 * tree-pretty-print.c (op_symbol, print_call_name,
8615 print_struct_decl, do_niy): Likewise.
8616 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
8617 debug_fold_checksum): Likewise.
8619 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
8622 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
8623 note, remove the associated REG_RETVAL note.
8625 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
8627 * config.gcc (powerpc*-*-*): Install
8628 spu2vmx.h, vec_types.h, and si2vmx.h headers.
8629 * config/rs6000/spu2vmx.h: New header.
8630 * config/rs6000/si2vmx.h: New header.
8631 * config/rs6000/vec_types.h: New header.
8633 2007-09-05 Ben Elliston <bje@au.ibm.com>
8635 * varasm.c (initializer_constant_valid_p): Fix comment typo.
8637 2007-09-05 Ben Elliston <bje@au.ibm.com>
8639 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
8641 (__stdcx): Make asm volatile.
8642 (__stwcx, __stdcx): Return only 0 or 1.
8644 2007-09-05 Jan Hubicka <jh@suse.cz>
8648 2007-09-04 Jan Hubicka <jh@suse.cz>
8649 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
8651 2007-09-04 Richard Guenther <rguenther@suse.de>
8652 * tree-ssa-operands.c (add_virtual_operand): Only mark
8653 stores as has_volatile_ops if alias information is not available.
8655 2007-09-05 Jakub Jelinek <jakub@redhat.com>
8657 * config/rs6000/tramp.asm: Include config.h.
8658 Check __PIC__ or __pic__ macro instead of SHARED.
8660 PR rtl-optimization/32300
8661 * see.c (see_copy_insn): New function.
8662 (see_def_extension_not_merged, see_merge_one_use_extension,
8663 see_merge_one_def_extension): Use it. Avoid changing
8664 PREV_INSN/NEXT_INSN chains directly, insted emit insns
8665 into sequences. Call df_insn_delete on temporary insns
8666 that won't be emitted into the insn stream.
8667 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
8668 and run df_process_deferred_rescans () before run_fast_dce.
8670 PR tree-optimization/33017
8671 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
8672 recurse for pure or const function calls.
8674 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8676 * c-format.c: Include alloc-pool.h.
8677 (check_format_info_main): New argument fwt_alloc. Use allocation
8678 pool instead of GC. Remove GC deallocation code.
8679 (check_format_arg): Create allocation pool, pass it to
8680 check_format_info_main and free it afterwards.
8681 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
8683 2007-09-05 Ben Elliston <bje@au.ibm.com>
8685 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
8686 Rename count macro arugment for clarity.
8687 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
8688 (__protected_stream_set): Likewise, pass 0.
8690 2007-09-04 Jan Hubicka <jh@suse.cz>
8692 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
8694 2007-09-04 Jan Hubicka <jh@suse.cz>
8696 * invoke.texi (-finline-small-functions): Document.
8697 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
8698 when deciding what is inlinable.
8699 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
8700 (cgraph_decide_inlining_of_small_function): Handle new flags.
8701 (cgraph_decide_inlining_incrementally): Likewise.
8702 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
8703 * common.opt (finline-small-functions): New.
8704 * Makefile.in (build/gengtype.o-warn): Work around PR29478
8706 2007-09-04 Richard Guenther <rguenther@suse.de>
8708 * tree-ssa-operands.c (add_virtual_operand): Only mark
8709 stores as has_volatile_ops if alias information is not available.
8711 2007-09-04 Andrew Haley <aph@redhat.com>
8713 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
8715 2007-09-04 Andrew Haley <aph@redhat.com>
8717 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
8718 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
8719 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
8721 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
8724 * common.opt: Mention ABI version 2 in comment.
8726 2007-09-04 Jan Hubicka <jh@suse.cz>
8728 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
8729 (libfunc_entry): New structure.
8730 (libfunc_hash): New hashtable.
8731 (hash_libfunc): New function.
8732 (eq_libfunc): New function.
8733 (convert_optab_libfunc): New function.
8734 (optab_libfunc): New function.
8735 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
8736 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
8737 expand_float, expand_fix, new_optab, new_convert_optab):
8738 Update for new libfunc API.
8739 (init_libfunc, init_integral_libfuncs,
8740 init_floating_libfuncs, init_interclass_conv_libfuncs
8741 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
8742 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
8743 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
8744 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
8745 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
8746 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
8747 gen_extend_conv_libfunc): New.
8748 (init_one_libfunc): Revamp for hashtables.
8749 (set_conv_libfunc): Likewise.
8750 (init_optabs): Initialize hashtable; use lazy initialization where
8752 * optabs.h (optab_handlers): Move out of GGC.
8753 (optab, convert_optab): Move out of GGC; add lazy gen info.
8754 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
8755 (optab_libfunc, convert_optab_libfunc): New.
8756 * builtins.c (expand_builtin_powi): Update for new API.
8757 * expr.c (convert_move): Likewise.
8758 * expmed.c (expand_divmod): Likewise.
8760 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
8762 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
8763 GOT pointer only if there is a constant pool. Use the allocated space
8766 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
8768 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
8771 2007-09-04 Revital Eres <eres@il.ibm.com>
8772 Richard Guenther <rguenther@suse.de>
8773 R. Clint Whaley <whaley@cs.utsa.edu>
8775 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
8777 * tree-tailcall.c (process_assignment): Use -fassociative-math
8778 when reodering operands of floating-point type.
8779 * fold-const.c (fold_comparison, fold_binary): Use
8780 -fassociative-math and -freciprocal-math instead of
8781 -funsafe-math-optimization flag.
8782 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
8783 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
8784 -freciprocal-math instead of -funsafe-math-optimizations.
8785 * opts.c (set_fast_math_flags): Set -freciprocal-math and
8786 -fassociative-math when -ffast-math is set.
8787 (set_unsafe_math_optimizations_flags): New Function
8788 to set -freciprocal-math and -fassociative-math when
8789 -funsafe-math-optimizations is set.
8790 (common_handle_option): Call it.
8791 * tree-vectorizer.c (vect_is_simple_reduction): Use
8792 -fassociative-math when doing reduction on floats.
8793 * loop-unroll.c (analyze_insn_to_expand_var): Use
8794 -fassociative-math when expanding an accumulator of type float.
8795 * simplify-rtx.c (simplify_binary_operation_1): Use
8796 -fassociative-math and -freciprocal-math when reordeing operands
8797 of floating-point type.
8798 * combine.c (combine_simplify_rtx): Likewise.
8799 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
8801 * common.opt (-fassociative-math, -freciprocal-math): New flags.
8803 2007-09-04 Paolo Carlini <pcarlini@suse.de>
8806 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
8808 2007-09-04 Jan Hubicka <jh@suse.cz>
8810 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
8812 2007-09-04 Jan Hubicka <jh@suse.cz>
8814 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
8815 and corresponding MATCH_DUP.
8817 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
8820 * combine.c (subst): Do not try to simplify X if it represents load
8821 of FP constant from the constant pool via float extension.
8823 2007-09-04 Ben Elliston <bje@au.ibm.com>
8825 * c-opts.c: Include "tm_p.h".
8826 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
8828 2007-09-04 Richard Guenther <rguenther@suse.de>
8830 PR tree-optimization/33291
8831 * tree-pretty-print.c (dump_generic_node): Dump all
8832 qualifiers for pointer types, not only first. Dump
8833 qualifiers for aggregate types as well.
8834 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
8835 use the canonical type for building ARRAY_REFs.
8836 * gimplify.c (canonicalize_addr_expr): Clean up. The
8837 correct validness check is compatibility of the pointer
8838 types. Always use the canonical type for building
8839 ARRAY_REFs and ADDR_EXPRs.
8840 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
8841 change that disabled propagation of ADDR_EXPRs into statements
8844 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8846 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
8847 (umulsi3_highpart): Make into expanders; existing insns are
8848 now named *[insn]_nov6. Add stars to existing [insn]_v6
8849 counterparts' names.
8851 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
8853 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
8854 (unprotoize.o): Remove SHLIB_MULTILIB.
8856 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
8858 * doc/extend.texi: Document progmem attribute for AVR.
8860 2007-09-03 Anatoly Sokolov <aesok@post.ru>
8863 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
8865 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8867 * optabs.c (expand_ffs): Initialize val and defined_at_zero
8870 * optabs.c: Remove unnecessary forward declarations.
8871 (expand_unop_direct): New, broken out of expand_unop.
8872 (expand_doubleword_clz): New.
8873 (expand_ctz): Move above expand_ffs. Use
8874 start_sequence, end_sequence, add_equal_note, and
8875 expand_unop_direct. Add more commentary.
8876 (expand_ffs): Try both ctz optab and expand_ctz.
8877 Generate a test and branch if the hardware doesn't give us
8878 a useful value for input zero. Style improvements similar to
8881 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
8883 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8885 * config.gcc: Delete stanza for arm-semi-aof and
8886 armel-semi-aof targets.
8887 * config/arm/arm-protos.h
8889 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
8890 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
8891 delete aof_pic_label and remove mention of AOF in comments.
8892 * config/arm/arm.md: Delete patterns used only for AOF assembly.
8894 * config/arm/semiaof.h
8895 * config/arm/t-semi: Delete file.
8897 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8899 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
8900 CONST_CAST_BB): New macros for type-specific casts.
8901 (CONST_CAST): Add a TYPE parameter and define it in terms of
8904 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
8905 * c-lex.c (cb_ident, lex_string): Likewise,
8906 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
8907 * config/i386/i386.c (ix86_function_regparm,
8908 ix86_function_sseregparm): Use CONST_CAST_TREE.
8909 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
8911 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
8912 give_switch, set_multilib_dir): Likewise,
8913 * gengtype-parse.c (string_seq, typedef_name): Likewise,
8914 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
8915 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
8916 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
8917 * prefix.c (update_path): Likewise,
8918 * pretty-print.c (pp_base_destroy_prefix): Likewise,
8919 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
8920 * tree-cfg.c (tree_can_merge_blocks_p,
8921 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
8922 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
8923 * tree.c (build_string): Supply a TYPE for CONST_CAST.
8924 (attribute_list_contained): Use CONST_CAST_TREE.
8926 2007-09-03 Krister Walfridsson <cato@df.lth.se>
8928 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
8930 2007-09-03 Richard Sandiford <richard@codesourcery.com>
8933 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
8934 before forcing them into a register.
8936 2007-09-03 Richard Sandiford <richard@codesourcery.com>
8938 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
8939 rather than define_code_macro.
8941 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8943 * gcc.c (xputenv): New function.
8944 (putenv_from_prefixes): Use xputenv instead of putenv.
8945 (process_command): Use xputenv instead of putenv.
8946 (set_collect_gcc_options): Use xputenv instead of putenv.
8947 (main): Use xputenv instead of putenv.
8949 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
8951 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
8952 availability of swap instruction.
8953 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
8955 2007-09-03 Revital Eres <eres@il.ibm.com>
8957 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
8960 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
8961 Ayal Zaks <zaks@il.ibm.com>
8962 Revital Eres <eres@il.ibm.com>
8964 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
8965 compute_split_row): New functions.
8966 (ps_unschedule_node): Remove.
8967 (normalize_sched_times): Iterate over the already scheduled
8968 insns instead of the number of nodes.
8969 (MAX_SPLIT_NUM): New definition.
8970 (sms_schedule_by_order): Change the scheduling heuristic to
8971 avoid useless increases of initiation interval ii.
8972 (get_sched_window): Add dump printouts.
8974 2007-09-02 David Daney <ddaney@avtrex.com>
8976 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
8977 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
8978 (optab, insn): Add more attributes.
8979 (fetchop_bit): New code macro.
8980 (immediate_insn): New code macro attribute.
8981 (sync): Change condition to ISA_HAS_SYNC.
8982 (rdhwr): Change predicate for operand 0 to register_operand.
8983 (memory_barrier): New expand.
8984 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
8985 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8986 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8987 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8988 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
8989 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
8990 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
8991 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8992 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
8994 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
8995 Hans-Peter Nilsson <hp@axis.com>
8997 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
8998 Defined to describe availability and behavior of CLZ.
8999 * config/cris/cris.md (clzsi2): Implement using lz instruction.
9000 * config/cris/cris.opt: Tweak comment for "-metrax4".
9001 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
9002 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
9003 (count_leading_zeros): Define.
9005 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9007 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
9009 2007-09-02 Joseph Myers <joseph@codesourcery.com>
9013 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
9016 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
9018 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
9019 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
9020 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
9021 sched-deps.c, sched-int.h, system.h, target.h,
9022 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
9023 tree.def: Fix comment typos.
9025 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
9027 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
9028 (override_options): Turn on -mstrict-align on non-ColdFire
9030 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
9032 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9034 * c-common.c (const_strip_array_types): Delete.
9035 * c-common.h (const_strip_array_types): Likewise.
9036 * emit-rtl.c (const_next_insn, const_previous_insn,
9037 const_next_nonnote_insn, const_prev_nonnote_insn,
9038 const_next_real_insn, const_prev_real_insn,
9039 const_next_active_insn, const_prev_active_insn, const_next_label,
9040 const_prev_label): Delete.
9041 * gimple-low.c (block_may_fallthru): Use expr_last.
9042 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
9043 * rtl.h (const_previous_insn, const_next_insn,
9044 const_prev_nonnote_insn, const_next_nonnote_insn,
9045 const_prev_real_insn, const_next_real_insn,
9046 const_prev_active_insn, const_next_active_insn, const_prev_label,
9047 const_next_label): Delete.
9048 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
9049 * system.h (CONST_CAST): Update comment.
9050 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
9051 (const_first_stmt, const_last_stmt): Delete.
9052 (tree_block_ends_with_condjump_p): Use last_stmt.
9053 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
9054 * tree-iterator.c (const_expr_first, const_expr_last,
9055 const_expr_only): Delete.
9056 * tree.c (const_lookup_attribute): Likewise.
9057 (attribute_list_contained): Use lookup_attribute.
9058 * tree.h (const_lookup_attribute, const_expr_first,
9059 const_expr_last, const_expr_only): Delete.
9061 2007-09-01 Richard Guenther <rguenther@suse.de>
9063 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
9064 instead of TREE_THIS_VOLATILE.
9065 * tree-ssa-operands.c (add_virtual_operand): Do not set
9066 has_volatile_ops. Do not check s_ann for NULL.
9067 (get_indirect_ref_operands): Likewise.
9068 (get_expr_operands): Likewise. For all reference trees
9069 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
9070 check base of reference for TREE_THIS_VOLATILE.
9072 2007-09-01 Richard Guenther <rguenther@suse.de>
9074 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
9075 between integral types. Also allow conversions between
9078 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9080 * optabs.c (prepare_float_lib_cmp): Use
9081 libgcc_cmp_return_mode instead of word_mode.
9082 * config/dfp-bit.h: Likewise.
9083 * config/fp-bit.h: Likewise.
9084 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
9086 (spu_libgcc_shift_count_mode): New function.
9087 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
9088 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
9090 2007-08-31 Joseph Myers <joseph@codesourcery.com>
9092 * tree-pretty-print.c: Include output.h.
9093 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
9094 HOST_WIDE_INT_PRINT_DEC.
9095 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
9097 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
9099 PR rtl-optimization/33224
9100 * loop-iv.c (latch_dominating_def): Check that the definition belongs
9101 to the analysed region.
9103 2007-08-31 Richard Guenther <rguenther@suse.de>
9105 * function.c (allocate_struct_function): Do not set
9106 current_function_returns_pointer.
9107 * function.h (struct var_refs_queue): Remove.
9108 (struct simple_obstack_stack): Likewise.
9109 (struct function): Remove fixup_var_refs_queue member.
9110 Remove returns_pointer flag.
9111 (current_function_returns_pointer): Remove define.
9113 2007-08-31 Nick Clifton <nickc@redhat.com>
9115 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
9116 secondary keys in order to obtain a stable sort.
9118 2007-08-31 Nick Clifton <nickc@redhat.com>
9121 * config/m32r/constraints.md: Add W constraint for integer zero.
9122 * config/m32r/m32r.md (get_pc): Use W and i constraints.
9123 Fix length calculation by using alternatives.
9125 2007-08-31 Richard Sandiford <richard@codesourcery.com>
9127 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
9128 split out from expand_binop.
9129 (avoid_expensive_constant): New function.
9130 (expand_binop_directly): Remove commutative_op argument and
9131 (expand_binop_directly): Remove commutative_op argument and
9132 call cummutative_optab_p instead. Do not change op0 or op1
9133 when swapping xop0 and xop1. Apply avoid_expensive_constant
9134 to each argument after potential swapping. Enforce the
9135 canonical order of commutative operands.
9136 (expand_binop): Use shift_optab_p and commutative_optab_p.
9137 Update the calls to expand_binop_directly. Only force constants
9138 into registers when widening an operation. Only swap operands
9139 once a direct expansion has been rejected.
9140 (expand_twoval_binop): Only force constants into registers when
9141 using a direct expansion.
9143 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
9145 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
9146 (sched_analyze_insn): Don't postprocess speculative dependencies when
9147 target has no scheduling.
9148 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
9149 'uninitialized' warning.
9151 2007-08-31 Richard Guenther <rguenther@suse.de>
9153 * tree.c (build_complex_type): Always set TYPE_NAME for
9156 2007-08-31 Olivier Hainque <hainque@adacore.com>
9158 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
9159 internal macro. Default alignment factor for csect directives, chosen
9160 to match what BIGGEST_ALIGNMENT allows.
9161 (DATA_SECTION_ASM_OP): Use it.
9162 * config/rs6000/rs6000.c
9163 (rs6000_xcoff_output_readonly_section_asm_op):
9164 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
9165 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
9167 2007-08-31 Olivier Hainque <hainque@adacore.com>
9169 * dbxout.c (dbxout_block): Move declaration within the first
9170 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
9171 block to include the definition, together with the associated
9174 2007-08-31 David Edelsohn <edelsohn@gnu.org>
9175 Revital Eres <eres@il.ibm.com>
9177 * doc/invoke.texi (-mpaired): Document flag.
9178 * config.gcc: Include paired.h in powerpc extra_headers and
9179 750cl.h in powerpc-*-linux*paired*.
9180 * config/rs6000/rs6000.opt (-mpaired): New flag.
9181 * config/rs6000/rs6000.c (paired_init_builtins,
9182 paired_expand_builtin, paired_expand_lv_builtin,
9183 paired_expand_stv_builtin, paired_expand_predicate_builtin):
9184 New functions to support the paired single builtin functions.
9185 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
9186 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
9188 (bdesc_paired_preds): New structure for paired predicate
9190 (rs6000_expand_builtin): Expand paired single builtins.
9191 (rs6000_init_builtins): Init paired single builtins.
9192 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
9193 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
9194 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
9195 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
9196 (rs6000_vector_mode_supported_p): Support paired vector mode.
9197 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
9198 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
9200 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
9201 (DATA_ALIGNMENT): Likewise.
9202 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
9203 (rs6000_builtins): Add PAIRED builtins.
9204 * config/rs6000/rs6000.md: Include paired.md.
9205 * config/rs6000/paired.h: New.
9206 * config/rs6000/paired.md: New.
9207 * config/rs6000/750cl.h: New.
9208 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
9210 2007-08-30 Ollie Wild <aaw@google.com>
9212 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
9213 * gcc.c (default_compilers): Add -fno-directives-only to
9214 @assembler-with-cpp.
9216 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
9220 * regclass.c (initial_fixed_regs): Revert previous change and make
9222 (initial_call_used_regs): Likewise.
9223 (initial_call_really_used_regs): Delete, reverting previous addition.
9224 (initial_reg_names): Likewise.
9225 (init_reg_sets): Revert previous change.
9226 (saved_fixed_regs): New.
9227 (saved_call_used_regs): New.
9228 (saved_call_really_used_regs): New.
9229 (saved_reg_names): New.
9230 (save_register_info): New.
9231 (restore_register_info): New.
9232 (init_reg_sets_1): Replace reset of register info with call to
9233 restore_register_info.
9234 * rtl.h (save_register_info): Declare.
9235 * toplev.c (backend_init): Call save_register_info.
9237 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9239 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
9240 from the original statement.
9242 2007-08-30 Chao-ying Fu <fu@mips.com>
9244 * c-lex.c (interpret_fixed): Declare.
9245 (interpret_float): Process _Fract and _Accum.
9246 (interpret_fixed): New function.
9247 * final.c (output_addr_const): Process CONST_FIXED.
9248 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
9249 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
9251 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
9253 (simplify_immed_subreg): Support CONST_FIXED.
9254 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
9255 (simplify_subreg): Support CONST_FIXED.
9257 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
9259 * config/rs6000/ppu_intrinsics.h: New file.
9260 * config.gcc (powerpc*-*-* <extra_headers>): Install
9263 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9265 * cfg.c (dump_flow_info): Change to also print entry and exit
9267 * print-rtl.c (print_rtl_single): Allow to print rtl with
9270 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9272 * df-core.h (df_dump_region): New function.
9273 * df.h (df_dump_region): New function.
9274 * loop-invariant.c (find_defs): Add call to df_dump_region.
9275 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
9278 2007-08-30 Jakub Jelinek <jakub@redhat.com>
9281 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
9282 true if any of the compare_section_name calls returned true,
9283 rather than if any returned false.
9285 2007-08-30 Richard Guenther <rguenther@suse.de>
9287 PR tree-optimization/33199
9288 * tree-ssa-structalias.c (handle_lhs_call): New function.
9289 (find_func_aliases): In non-IPA mode make sure that for
9290 calls that return a pointer we add a constraint for the
9291 result to point to anything.
9293 2007-08-30 Richard Guenther <rguenther@suse.de>
9295 * doc/invoke.texi (-mveclibabi): Document new target option.
9296 * config/i386/i386.opt (-mveclibabi): New target option.
9297 * config/i386/i386.c (ix86_veclib_handler): Handler for
9298 vectorization library support.
9299 (override_options): Handle the -mveclibabi option, initialize
9300 the vectorization library handler.
9301 (ix86_builtin_vectorized_function): As fallback call the
9302 vectorization library handler, if set.
9303 (ix86_veclibabi_acml): New static function for ACML ABI style
9304 vectorization support.
9306 2007-08-30 Jakub Jelinek <jakub@redhat.com>
9308 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
9309 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
9310 SImode and update m. Don't run gen_lowpart_common on arbitrary
9311 memory address, force it to register first.
9314 * dce.c (dce_process_block): Don't delete setters of
9315 artificially used registers.
9317 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9319 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
9320 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
9321 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
9323 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9325 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
9327 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
9328 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
9330 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9332 * system.h: Activate -Wcast-qual as warning-only.
9334 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
9337 * config/rs6000/rs6000.c (compare_section_name): New function.
9338 (rs6000_elf_in_small_data_p): Compare section prefixes instead
9341 2007-08-29 Olivier Hainque <hainque@adacore.com>
9343 * xcoffout.c: #include debug.h.
9344 * Makefile.in (xcoffout.o): Add debug.h dependency.
9346 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
9348 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
9349 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
9351 2007-08-29 Richard Guenther <rguenther@suse.de>
9353 * tree-pretty-print.c (dump_generic_node): Print
9354 label DECL_UID as D.%u.
9355 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
9357 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9359 * builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
9360 * builtins.def (BUILT_IN_REALLOC): New builtin.
9362 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
9365 * tree.c (build_type_attribute_qual_variant): Set canonical types
9366 on the final, unqualified attribute variant before building the
9369 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9371 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
9372 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
9374 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9377 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9378 * config/bfin/bfin.md (composev2hi): Put operands into vector
9381 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9383 * config/bfin/bfin.md (composev2hi): Put operands into vector
9386 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9388 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
9389 attribute when appropriate.
9390 (bfin_handle_l1_text_attribute): New.
9391 (bfin_handle_l1_data_attribute): New.
9392 (bfin_attribute_table): Add attributes: l1_text, l1_data,
9393 l1_data_A and l1_data_B.
9394 * doc/extend.texi (node Function Attributes): Document l1_text
9396 (Variable Attributes): Add Blackfin subsection. Document l1_data,
9397 l1_data_A and l1_data_B variable attributes.
9399 2007-08-28 Jie Zhang <jie.zhang@analog.com>
9401 * config/bfin/bfin.opt (minline-plt): Add.
9402 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
9403 call to global functions.
9404 * doc/invoke.texi (Option Summary): Mention -minline-plt.
9405 (Blackfin Options): Document -minline-plt.
9407 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
9409 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
9410 given a non-function.
9411 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
9413 2007-08-28 DJ Delorie <dj@redhat.com>
9415 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
9417 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9419 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
9421 2007-08-28 Richard Guenther <rguenther@suse.de>
9423 * tree.h (struct tree_function_decl): Increase size of
9424 function_code bitfield.
9426 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
9427 Kazu Hirata <kazu@codesourcery.com>
9429 * config/m68k/linux.h
9430 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
9431 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
9432 (m68k_return_in_memory): New.
9433 * config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
9436 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
9439 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
9440 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
9441 operand) when top VEC_SELECT extracts scalar element.
9442 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
9443 (*vec_extract_v4sf_mem): Ditto.
9445 2007-08-28 Jakub Jelinek <jakub@redhat.com>
9448 * passes.c (init_optimization_passes): Move pass_df_finish
9449 after pass_postreload sublist.
9451 PR rtl-optimization/33148
9452 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
9453 (neg (lt X 0)) if X has scalar int mode.
9456 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
9457 initializer, use build_vector_from_ctor if possible to create
9458 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
9459 even after this, return NULL.
9461 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
9463 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
9465 2007-08-28 Richard Guenther <rguenther@suse.de>
9467 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
9468 (struct tree_function_decl): Make function_code a bitfield.
9469 Add disregard_inline_limits flag.
9470 * cgraphunit.c (cgraph_process_new_functions): Check
9471 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
9472 (cgraph_preserve_function_body_p): Likewise.
9473 * ipa-inline.c (compute_inline_parameters): Likewise.
9474 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
9475 for GNU C extern inline functions.
9476 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
9477 * tree-inline.c (disregard_inline_limits_p): Remove.
9478 * tree-inline.h (disregard_inline_limits_p): Likewise.
9479 * c-common.c (handle_always_inline_attribute): Set
9480 DECL_DISREGARD_INLINE_LIMITS.
9481 * langhooks.c (add_builtin_function): Verify the function code
9482 fits in the bitfield.
9484 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
9485 Vladimir Yanovsky <yanov@il.ibm.com>
9486 Revital Eres <eres@il.ibm.com>
9487 Andrey Belevantsev <abel@ispras.ru>
9489 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
9491 * modulo-sched.c: Add documentation regarding do-loop.
9492 (doloop_register_get): Change number of arguments to support
9493 the new do-loop pattern and check whether COUNT_REG has no other
9494 occurences in the loop besides in the control part.
9495 (duplicate_insns_of_cycles): Do not duplicate the insn which
9496 changes count_reg as it is already adjusted.
9497 (generate_prolog_epilog): New argument to support the new
9498 do-loop pattern. Change the subtract instruction to use
9499 expand_simple_binop. Call duplicate_insns_of_cycles with new
9501 (sms_schedule): Call doloop_register_get and
9502 generate_prolog_epilog with new argument. Do not handle loops
9503 with single sets insns with subreg in their lhs.
9504 * loop-doloop.c (doloop_optimize): Support for another do-loop
9506 (doloop_condition_get): Gets an instruction instead of a pattern
9507 and change the return condition when the do-loop pattern is
9509 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
9510 deps when considering to not create edges.
9512 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
9514 * doc/extend.texi (gnu_inline funtion attribute): Document C++
9517 2007-08-27 Jason Merrill <jason@redhat.com>
9520 * gimplify.c (gimplify_modify_expr): Discard the assignment of
9521 zero-sized types after calling gimplify_modify_expr_rhs.
9523 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
9525 * regclass.c (init_reg_autoinc): Fix typo.
9527 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
9529 Fix PR tree-optimization/33173
9530 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
9532 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
9535 * config/i386/i386.h (VALID_DFP_MODE_P): New.
9536 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
9539 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
9540 David Ung <davidu@mips.com>
9541 Nigel Stephens <nigel@mips.com>
9543 Separate target-specific initialization from general
9544 back-end initialization.
9546 * toplev.c (init_alignments): New, split out from...
9547 (process_options): ...here.
9548 (backend_init_target): New, split out from...
9549 (backend_init): ...here.
9550 (lang_dependent_init_target): New, split out from...
9551 (lang_dependent_init): ...here.
9552 (target_reinit): New.
9553 * toplev.h (target_reinit): Declare.
9554 * expr.c (init_expr_target): Renamed from init_expr_once, since it
9555 now can be called more than once. Update comments.
9556 * expr.h (init_expr_target): Likewise.
9557 * alias.c (init_alias_target): Renamed from init_alias_once, since it
9558 now can be called more than once. Explicitly zero
9559 static_reg_base_value.
9560 * emit-rtl.c (init_emit_regs): New, split out from...
9561 (init_emit_once): Here.
9562 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
9563 non-const, so that changes from command-line arguments can overwrite
9564 values provided by the static initializers.
9565 (initial_call_really_used_regs): New, used similarly to the above.
9566 (initial_reg_names): Likewise.
9567 (last_mode_for_init_move_cost): Promoted function-local static to
9568 file-scope static to make it accessible outside init_move_cost.
9569 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
9570 Do not initialize inv_reg_alloc_order yet, either. Do initialize
9571 reg_names since it is needed for parsing command-line options.
9572 (init_move_cost): Use last_mode_for_init_move_cost instead of
9573 function-local static.
9574 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
9575 call_really_used_regs now. Reinitialize reg_names. Also
9576 initialize inv_reg_alloc_order. Zero reg_class_subunion and
9577 reg_class_superunion. Clear losing_caller_save_reg_set.
9578 Preserve global registers if called more than once. Reset
9579 move cost, may_move_in_cost, may_move_out_cost, and
9580 last_mode_for_init_move_cost.
9581 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
9582 can now be invoked more than once. Update comments.
9583 (init_regs): Update comments.
9584 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
9585 and initial_call_really_used_regs, instead of the non-initial
9586 variables. This allows us to save the command-line register settings
9587 after target reinitialization.
9588 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
9589 * rtl.h (init_emit_regs): Declare.
9590 (init_reg_modes_target, init_alias_target): Renamed as described
9592 * reload1.c (init_reload): Update comments.
9593 * optabs.c (init_optabs): Likewise.
9594 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
9596 2007-08-26 Chao-ying Fu <fu@mips.com>
9598 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
9601 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9603 * alias.c (memory_modified_1, memory_modified_in_insn_p):
9605 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
9607 * bb-reorder.c (copy_bb_p): Likewise.
9608 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
9609 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
9610 block_ends_with_condjump_p): Likewise.
9611 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
9612 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
9613 block_ends_with_condjump_p): Likewise.
9614 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
9615 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
9616 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
9617 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
9618 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
9619 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
9620 debug_true_const_tree instad of debug_true_tree.
9621 * debug.c (do_nothing_debug_hooks): Likewise.
9622 * debug.h (ignore_block, debug_true_const_tree): Constify.
9623 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
9624 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
9625 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
9626 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
9627 dbx_reg_number, is_based_loc, field_type,
9628 simple_type_align_in_bits, simple_decl_align_in_bits,
9629 simple_type_size_in_bits, field_byte_offset, insert_float,
9630 type_tag, member_declared_type, is_redundant_typedef,
9631 secname_for_decl, is_inlined_entry_point): Likewise.
9632 * emit-rtl.c (const_next_insn, const_previous_insn,
9633 const_next_nonnote_insn, const_prev_nonnote_insn,
9634 const_next_real_insn, const_prev_real_insn,
9635 const_next_active_insn, const_prev_active_insn, const_next_label,
9636 const_prev_label): Likewise.
9637 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
9639 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
9640 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
9641 sched_insn_is_legitimate_for_speculation_p): Likewise.
9642 * jump.c (reversed_comparison_code_parts,
9643 reversed_comparison_code, reversed_comparison, condjump_label):
9645 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
9646 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
9648 * rtl.h (const_previous_insn, const_next_insn,
9649 const_prev_nonnote_insn, const_next_nonnote_insn,
9650 const_prev_real_insn, const_next_real_insn,
9651 const_prev_active_insn, const_next_active_insn, const_prev_label,
9652 const_next_label, modified_between_p, modified_in_p,
9653 const_note_storeskeep_with_call_p, condjump_label,
9654 reversed_comparison, reversed_comparison_code,
9655 reversed_comparison_code_parts, memory_modified_in_insn_p,
9656 stack_regs_mentioned): Likewise.
9657 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
9658 keep_with_call_p): Likewise.
9659 * sched-deps.c (deps_may_trap_p, sched_get_condition,
9660 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
9661 sd_lists_size, sd_lists_empty_p): Likewise.
9662 * sched-int.h (sched_insns_conditions_mutex_p,
9663 haifa_classify_insn, no_real_insns_p,
9664 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
9665 sd_lists_size, sd_lists_empty_p): Likewise.
9666 * sdbout.c (sdb_debug_hooks): Likewise.
9667 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
9668 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
9669 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
9671 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
9672 tree_can_throw_internal): Likewise.
9673 * tree-flow-inline.h (phi_nodes): Likewise.
9674 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
9675 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
9676 * tree-gimple.c (const_get_call_expr_in): Likewise.
9677 * tree-gimple.h (const_get_call_expr_in): Likewise.
9678 * tree.c (const_lookup_attribute, attribute_list_equal,
9679 attribute_list_contained): Likewise.
9680 * tree.h (attribute_list_equal, attribute_list_contained,
9681 const_lookup_attribute): Likewise.
9682 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
9684 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
9686 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
9687 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
9689 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
9692 * config/alpha/constraints.md: Delete "svn:mime-type" property
9693 with svn propdel "svn:mime-type".
9695 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
9698 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
9699 non NOTE insn doesn't cross basic block.
9700 (noce_try_abs): Likewise.
9701 (noce_process_if_block): Likewise.
9703 2007-08-26 David Edelsohn <edelsohn@gnu.org>
9706 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
9707 operand without auto-inc-dec.
9708 * config/rs6000/rs6000.md (floatsidf2_internal): Use
9709 offsettable_mem_operand.
9710 (floatunssidf2_internal): Same.
9711 (fix_truncdfsi2_internal): Same.
9712 (floatsidf_ppc64): Same.
9713 (floatunssidf_ppc64): Same.
9714 (fix_trunctfsi2_internal): Same.
9716 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
9719 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
9720 pass defines needed for version.c.
9722 2007-08-25 Joseph Myers <joseph@codesourcery.com>
9724 * configure.ac (--debug-prefix-map check): Change assembler
9725 version presumed to have feature to 2.18.
9726 * configure: Regenerate.
9728 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9730 * c-common.c (vector_types_convertible_p,
9731 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
9732 self_promoting_args_p): Constify.
9733 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
9734 c_promoting_integer_type_p, self_promoting_args_p,
9735 anon_aggr_type_p, vector_types_convertible_p): Likewise.
9736 * c-decl.c (anon_aggr_type_p): Likewise.
9737 * * c-dump.c (dump_stmt): Likewise.
9738 * c-objc-common.c (has_c_linkage): Likewise.
9739 * c-tree.h (same_translation_unit_p): Likewise.
9740 * c-typeck.c (null_pointer_constant_p,
9741 tagged_types_tu_compatible_p, function_types_compatible_p,
9742 type_lists_compatible_p, lvalue_or_else, lvalue_p,
9743 comptypes_internal, struct tagged_tu_seen_cache,
9744 same_translation_unit_p, alloc_tagged_tu_seen_cache,
9745 c_size_in_bytes): Likewise.
9746 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
9747 hash_ptr, eq_ptr): Likewise.
9748 * langhooks-def.h (lhd_decl_ok_for_sibcall,
9749 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
9750 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
9751 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
9753 * optabs.c (optab_for_tree_code): Likewise.
9754 * optabs.h (optab_for_tree_code): Likewise.
9755 * rtl.h (simplify_rtx): Likewise.
9756 * simplify-rtx.c (simplify_rtx): Likewise.
9757 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
9758 dump_flag, dump_node): Likewise.
9759 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
9760 queue_and_dump_type, dump_flag): Likewise.
9761 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
9762 * tree-pass.h (dump_node): Likewise.
9763 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
9764 supportable_narrowing_operation): Likewise.
9765 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
9766 supportable_narrowing_operation): Likewise.
9767 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
9768 is_negative_overflow_infinity, is_positive_overflow_infinity,
9769 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
9770 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
9771 update_value_range, add_equivalence, ssa_name_nonnegative_p,
9772 ssa_name_nonzero_p, fp_predicate): Likewise.
9773 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
9774 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
9775 ssa_name_nonnegative_p): Likewise.
9777 2007-08-25 Hans Kester <hans.kester@ellips.nl>
9779 * config.gcc : Add x86_64-elf target.
9781 2007-08-25 Jakub Jelinek <jakub@redhat.com>
9783 * expr.c (store_expr): Fix order of store_by_pieces arguments.
9785 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
9786 Nigel Stephens <nigel@mips.com>
9790 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
9791 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
9792 * expr.c (SET_BY_PIECES_P): Define.
9793 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
9794 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
9795 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
9797 * expr.h (SET_RATIO): Define.
9798 (can_store_by_pieces, store_by_pieces): Update prototypes.
9799 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
9800 can_store_by_pieces/store_by_pieces.
9801 (expand_builtin_memcpy_args): Likewise.
9802 (expand_builtin_strncpy): Likewise.
9803 (expand_builtin_memset_args): Likewise. Also remove special case
9804 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
9805 decide what to do instead.
9806 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
9807 to can_store_by_pieces.
9809 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
9810 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
9812 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
9813 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
9814 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
9815 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
9816 (STORE_BY_PIECES_P): Define.
9818 2007-08-24 Tom Tromey <tromey@redhat.com>
9820 * varpool.c (varpool_last_needed_node): Fix comment typo.
9821 * c-decl.c (duplicate_decls): Fix comment typo.
9822 (clone_underlying_type): Update comment.
9824 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9826 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
9827 alpha_in_small_data_p, alpha_split_complex_arg,
9828 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9830 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
9831 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
9833 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
9834 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9835 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
9836 * config/darwin.c (darwin_binds_local_p): Likewise.
9837 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
9839 * config/i386/i386-protos.h (i386_pe_binds_local_p,
9840 i386_pe_valid_dllimport_attribute_p): Likewise.
9841 * config/i386/i386.c (ix86_function_regparm,
9842 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
9843 x86_can_output_mi_thunk, ix86_mangle_type,
9844 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
9845 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
9846 i386_pe_binds_local_p): Likewise.
9847 * config/ia64/ia64.c
9848 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
9849 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
9850 ia64_invalid_conversion, ia64_invalid_unary_op,
9851 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9853 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
9854 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
9855 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9856 * config/mips/mips.c (mips_use_blocks_for_constant_p,
9857 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
9858 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9859 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
9860 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
9861 * config/pa/pa.c (pa_commutative_p): Likewise.
9862 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
9864 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
9865 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
9866 rs6000_use_blocks_for_constant_p,
9867 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
9868 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9869 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
9870 * config/s390/s390.c (s390_mangle_type,
9871 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
9873 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9874 th_in_small_data_p): Likewise.
9875 * config/sh/sh.c (sh_ms_bitfield_layout_p,
9876 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9878 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
9879 sparc_mangle_type): Likewise.
9880 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
9881 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
9882 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
9884 * hooks.c (hook_bool_mode_const_rtx_false,
9885 hook_bool_mode_const_rtx_true,
9886 hook_bool_const_tree_hwi_hwi_const_tree_false,
9887 hook_bool_const_tree_hwi_hwi_const_tree_true,
9888 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9889 hook_constcharptr_const_tree_null,
9890 hook_constcharptr_const_rtx_null,
9891 hook_constcharptr_const_tree_const_tree_null,
9892 hook_constcharptr_int_const_tree_null,
9893 hook_constcharptr_int_const_tree_const_tree_null): New.
9894 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9895 hook_bool_tree_hwi_hwi_tree_false,
9896 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9897 hook_int_tree_tree_1, hook_constcharptr_tree_null,
9898 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9899 hook_constcharptr_int_tree_null,
9900 hook_constcharptr_int_tree_tree_null): Delete.
9901 (default_can_output_mi_thunk_no_vcall): Constify.
9902 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9903 hook_bool_tree_hwi_hwi_tree_false,
9904 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9905 hook_int_tree_tree_1, hook_constcharptr_tree_null,
9906 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9907 hook_constcharptr_int_tree_null,
9908 hook_constcharptr_int_tree_tree_null): Delete.
9909 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
9910 hook_bool_const_tree_hwi_hwi_const_tree_false,
9911 hook_bool_const_tree_hwi_hwi_const_tree_true,
9912 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9913 hook_constcharptr_const_tree_null,
9914 hook_constcharptr_const_rtx_null,
9915 hook_constcharptr_const_tree_const_tree_null,
9916 hook_constcharptr_int_const_tree_null,
9917 hook_constcharptr_int_const_tree_const_tree_null): New.
9918 (default_can_output_mi_thunk_no_vcall): Constify.
9919 * integrate.c (function_attribute_inlinable_p): Likewise.
9920 * integrate.h (function_attribute_inlinable_p): Likewise.
9921 * jump.c (rtx_renumbered_equal_p): Likewise.
9922 * output.h (decl_readonly_section, categorize_decl_for_section,
9923 default_use_anchors_for_symbol_p, default_binds_local_p,
9924 default_binds_local_p_1): Likewise.
9925 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
9927 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9928 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
9929 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
9930 TARGET_COMP_TYPE_ATTRIBUTES,
9931 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
9932 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
9933 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
9934 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
9935 TARGET_DWARF_CALLING_CONVENTION): Likewise.
9936 * target.h (can_output_mi_thunk, needs_block_p,
9937 first_cycle_multipass_dfa_lookahead_guard_spec,
9938 vector_alignment_reachable, comp_type_attributes,
9939 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
9940 commutative_p, use_blocks_for_constant_p,
9941 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
9942 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
9943 invalid_within_doloop, valid_dllimport_attribute_p,
9944 split_complex_arg, invalid_arg_for_unprototyped_fn,
9945 invalid_conversion, invalid_unary_op, invalid_binary_op):
9947 * targhooks.c (default_invalid_within_doloop,
9948 hook_invalid_arg_for_unprototyped_fn,
9949 default_builtin_vector_alignment_reachable): Likewise.
9950 (hook_bool_rtx_commutative_p): Delete.
9951 (hook_bool_const_rtx_commutative_p): New.
9952 * targhooks.h (default_invalid_within_doloop,
9953 default_builtin_vector_alignment_reachable,
9954 hook_invalid_arg_for_unprototyped_fn): Constify.
9955 (hook_bool_rtx_commutative_p): Delete.
9956 (hook_bool_const_rtx_commutative_p): New.
9957 * varasm.c (bss_initializer_p, decl_default_tls_model,
9958 categorize_decl_for_section, decl_readonly_section,
9959 default_use_anchors_for_symbol_p, default_binds_local_p,
9960 default_binds_local_p_1): Constify.
9962 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9964 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9965 __NO_BUILTIN if -fno-builtin.
9967 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9969 * config/bfin/bfin.c (print_operand): Report error instead of
9970 ICE for wrong operand.
9972 2007-08-24 Michael Matz <matz@suse.de>
9974 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
9976 2007-08-24 Richard Guenther <rguenther@suse.de>
9979 * tree-ssa.c (useless_type_conversion_p): Split into a
9980 recursive and a non-recursive part.
9981 (useless_type_conversion_p_1): New function.
9982 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
9983 from maybe_fold_offset_to_reference is trivially convertible
9984 to the desired type before doing the simplification.
9986 2007-08-24 Jakub Jelinek <jakub@redhat.com>
9988 * expr.c (store_expr): Optimize initialization of an array
9990 * expr.h (builtin_strncpy_read_str): New prototype.
9991 * builtins.c (builtin_strncpy_read_str): Remove prototype.
9994 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
9997 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
9998 field when initializing if_info structure.
10000 2007-08-24 Richard Guenther <rguenther@suse.de>
10002 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
10004 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
10005 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
10006 * tree-inline.c (inlinable_function_p): Fold in common parts of
10007 the cannot_inline_tree_fn langhook.
10008 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
10009 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
10010 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
10011 cannot_inline_tree_fn langhook.
10012 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
10013 cannot_inline_tree_fn member.
10015 2007-08-24 Richard Guenther <rguenther@suse.de>
10017 * expr.c (get_inner_reference): Do computation of bitoffset
10018 from offset in a way we can detect overflow reliably.
10020 2007-08-24 Jie Zhang <jie.zhang@analog.com>
10022 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
10024 2007-08-24 Jie Zhang <jie.zhang@analog.com>
10026 * config/bfin/bfin.opt (mfast-fp): Add.
10027 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
10028 libbffastfp override libgcc if -mfast-fp.
10029 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
10030 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
10031 (Blackfin Options): Document -mfast-fp.
10033 2007-08-24 Jakub Jelinek <jakub@redhat.com>
10035 PR tree-optimization/32573
10036 PR middle-end/32946
10037 * tree-data-ref.c (initialize_data_dependence_relation): Clear
10038 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
10039 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
10040 (build_classic_dist_vector): Return false rather than true if
10041 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
10042 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
10043 returned false. Don't call save_dist_v before calling
10044 build_classic_dist_vector_1.
10045 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
10046 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
10047 DDR_DIR_VECTS vectors.
10049 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
10051 * configure.ac (leb128): Modify sed statement to work with any
10052 binutils version string.
10053 * configure: Regenerate
10055 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10057 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
10058 Wrap in RTX_CODE macro guard.
10059 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
10060 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
10061 arm_mark_dllimport, arm_pe_encode_section_info,
10062 arm_pe_unique_section): Use ISO-C function declarations.
10063 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
10064 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
10065 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
10067 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
10068 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
10070 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
10072 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
10073 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
10074 (register_move_cost): Use ISO-C function declarations.
10075 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
10076 * config/score/score-protos.h (score_declare_object): Add
10077 ATTRIBUTE_PRINTF_4.
10078 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
10080 * final.c (profile_function): Avoid empty if-bodies.
10083 * calls.c (must_pass_in_stack_var_size,
10084 must_pass_in_stack_var_size_or_pad): Constify.
10085 * config/alpha/alpha-protos.h (function_value): Likewise.
10086 * config/alpha/alpha.c (alpha_return_in_memory,
10087 alpha_pass_by_reference, function_value,
10088 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
10089 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
10091 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
10092 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10093 TARGET_PROMOTE_PROTOTYPES): Likewise.
10094 * config/arm/arm-protos.h (arm_return_in_memory,
10095 arm_pad_arg_upward, arm_function_value): Likewise.
10096 * config/arm/arm.c (arm_pass_by_reference,
10097 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
10098 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10099 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
10101 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
10102 * config/avr/avr-protos.h (avr_function_value): Likewise.
10103 * config/avr/avr.c (avr_return_in_memory,
10104 gas_output_limited_string, gas_output_ascii, avr_function_value,
10105 avr_return_in_memory): Likewise.
10106 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
10107 * config/bfin/bfin.c (bfin_pass_by_reference,
10108 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
10109 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
10111 * config/cris/cris.c (cris_pass_by_reference,
10112 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
10113 * config/crx/crx.c (crx_return_in_memory): Likewise.
10114 * config/darwin.c (function_base, machopic_function_base_name):
10116 * config/fr30/fr30.c (fr30_must_pass_in_stack,
10117 TARGET_PROMOTE_PROTOTYPES): Likewise.
10118 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
10119 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
10120 * config/i386/i386-protos.h (ix86_return_in_memory,
10121 ix86_sol10_return_in_memory): Likewise.
10122 * config/i386/i386.c (ix86_function_value,
10123 ix86_function_sseregparm, ix86_must_pass_in_stack,
10124 type_natural_mode, classify_argument, examine_argument,
10125 construct_container, ix86_pass_by_reference, function_value_32,
10126 function_value_64, ix86_function_value_1, return_in_memory_32,
10127 return_in_memory_64, return_in_memory_ms_64,
10128 ix86_return_in_memory, ix86_sol10_return_in_memory,
10129 TARGET_PROMOTE_PROTOTYPES): Likewise.
10130 * config/ia64/ia64-protos.h (ia64_function_value,
10131 ia64_hpux_function_arg_padding): Likewise.
10132 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
10133 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
10134 ia64_hpux_function_arg_padding): Likewise.
10135 * config/iq2000/iq2000-protos.h (function_arg,
10136 iq2000_function_value): Likewise.
10137 * config/iq2000/iq2000.c (iq2000_return_in_memory,
10138 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
10139 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
10140 function_arg, iq2000_function_value): Likewise.
10141 * config/m32c/m32c-protos.h (m32c_function_value,
10142 m32c_promote_function_return): Likewise.
10143 * config/m32c/m32c.c (m32c_pass_by_reference,
10144 m32c_promote_prototypes, m32c_promote_function_return,
10145 m32c_function_value): Likewise.
10146 * config/m32r/m32r.c (m32r_return_in_memory,
10147 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
10148 m32r_in_small_data_p): Likewise.
10149 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
10151 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
10152 m68hc11_function_arg_padding): Likewise.
10153 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
10154 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
10155 m68k_function_value): Likewise.
10156 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
10157 mcore_function_value): Likewise.
10158 * config/mcore/mcore.c (handle_structs_in_regs,
10159 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
10160 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
10161 mcore_num_arg_regs, mcore_function_value): Likewise.
10162 * config/mips/mips-protos.h (mips_pad_arg_upward,
10163 mips_function_value): Likewise.
10164 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
10165 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
10166 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10167 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
10168 mips_function_value): Likewise.
10169 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
10171 * config/mmix/mmix.c (mmix_pass_by_reference,
10172 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
10173 mmix_encode_section_info): Likewise.
10174 * config/mn10300/mn10300-protos.h (mn10300_function_value):
10176 * config/mn10300/mn10300.c (mn10300_return_in_memory,
10177 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
10178 mn10300_function_value): Likewise.
10179 * config/mt/mt-protos.h (mt_function_value): Likewise.
10180 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
10181 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
10182 * config/pa/pa-protos.h (function_arg_padding, function_value,
10183 pa_return_in_memory): Likewise.
10184 * config/pa/pa.c (pa_pass_by_reference,
10185 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
10186 function_arg_padding, function_value, pa_return_in_memory):
10188 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
10189 * config/rs6000/rs6000-protos.h (rs6000_function_value,
10190 function_arg_padding): Likewise.
10191 * config/rs6000/rs6000.c (rs6000_return_in_memory,
10192 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
10193 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
10194 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10195 function_arg_padding, altivec_expand_dst_builtin,
10196 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
10197 altivec_init_builtins, rs6000_common_init_builtins,
10198 rs6000_function_value): Likewise.
10199 * s390/s390-protos.h (s390_function_value): Likewise.
10200 * config/s390/s390.c (s390_function_arg_size,
10201 s390_pass_by_reference, s390_return_in_memory,
10202 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
10203 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
10204 * config/score/score-protos.h (score_function_value): Likewise.
10205 * config/score/score.c (score_arg_partial_bytes,
10206 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10207 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
10208 score_pass_by_reference, score_add_offset, score_function_value):
10210 * config/sh/sh-protos.h (sh_attr_renesas_p,
10211 sh_promote_prototypes): Likewise.
10212 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
10213 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
10214 sh_attr_renesas_p): Likewise.
10215 * config/sparc/sparc-protos.h (function_value,
10216 function_arg_padding): Likewise.
10217 * config/sparc/sparc.c (sparc_promote_prototypes,
10218 sparc_return_in_memory, sparc_pass_by_reference,
10219 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10220 function_arg_record_value_2, function_arg_record_value_1,
10221 function_arg_record_value, function_arg_record_value,
10222 function_arg_padding, function_value): Likewise.
10223 * config/spu/spu-protos.h (spu_function_value): Likewise.
10224 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
10225 spu_function_value): Likewise.
10226 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
10228 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
10229 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
10230 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
10232 * config/v850/v850.c (v850_return_in_memory,
10233 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
10234 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
10235 * config/xtensa/xtensa.c (xtensa_return_in_msb,
10236 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
10237 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
10239 * explow.c (promote_mode, hard_function_value): Likewise.
10240 * expr.h (hard_function_value, promote_mode): Likewise.
10241 * function.c (aggregate_value_p): Likewise.
10242 * hooks.c (hook_bool_const_tree_true): New.
10243 * hooks.h (hook_bool_const_tree_true): New.
10244 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
10245 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
10246 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
10247 TARGET_RETURN_IN_MSB): Likewise.
10248 * target.h (promote_function_args, promote_function_return,
10249 promote_prototypes, return_in_memory, return_in_msb,
10250 pass_by_reference, must_pass_in_stack, callee_copies,
10251 function_value): Likewise.
10252 * targhooks.c (default_return_in_memory,
10253 hook_pass_by_reference_must_pass_in_stack,
10254 hook_callee_copies_named,
10255 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
10256 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
10257 default_function_value): Likewise.
10258 * targhooks.h (default_return_in_memory,
10259 hook_pass_by_reference_must_pass_in_stack,
10260 hook_callee_copies_named,
10261 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
10262 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
10263 default_function_value): Likewise.
10264 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
10265 (equiv_class_label_hash, equiv_class_label_eq): Constify.
10266 * tree-vectorizer.c (bb_in_loop_p): Likewise.
10267 * tree.c (needs_to_live_in_memory): Likewise.
10268 * tree.h (struct tree_type, needs_to_live_in_memory,
10269 aggregate_value_p, must_pass_in_stack_var_size,
10270 must_pass_in_stack_var_size_or_pad): Likewise.
10271 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
10272 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
10273 lookup_filename): Likewise.
10275 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
10278 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
10279 fake fcomi i387 instruction for !TARGET_CMOVE.
10280 (ix86_expand_branch): Expand natural sequence with one jump for
10281 all targets, not only TARGET_CMOVE.
10282 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
10283 pattern to implement fake fcomi sequence. Split instruction after
10284 reload to correct compare sequences.
10285 (*cmpfp_xf_cc): Ditto.
10286 (*cmpfp_<mode>_cc): Ditto.
10287 (*cmpfp_u_cc): Ditto.
10288 (*cmpfp_<mode>_cc): Ditto.
10290 2007-08-23 Richard Guenther <rguenther@suse.de>
10292 * tree-pretty-print.c (dump_generic_node): Annotate
10293 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
10295 2007-08-23 Richard Guenther <rguenther@suse.de>
10297 * builtins.c (expand_builtin_mathfn): Wrap argument in
10298 save_expr directly instead of re-building the call.
10299 (expand_builtin_mathfn_2): Likewise.
10300 (expand_builtin_mathfn_3): Likewise.
10301 (expand_builtin_interclass_mathfn): Likewise.
10302 (expand_builtin_int_roundingfn): Set arg.
10303 (expand_builtin_int_roundingfn_2): Likewise.
10305 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
10307 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
10308 *sse_nand<mode>3, *sse_xor<mode>3): New.
10310 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
10312 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
10313 * config/i386/i386.c (print_operand): Handle ';' code. Output
10314 semicolon for TARGET_MACHO.
10315 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
10316 emit semicolon after 'lock' prefix.
10317 (sync_double_compare_and_swap<mode>): Ditto.
10318 (*sync_double_compare_and_swapdi_pic): Ditto.
10319 (*sync_compare_and_swap_cc<mode>): Ditto.
10320 (sync_double_compare_and_swap_cc<mode>): Ditto.
10321 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
10322 (sync_old_add<mode>): Ditto.
10323 (sync_add<mode>): Ditto.
10324 (sync_sub<mode>): Ditto.
10325 (sync_ior<mode>): Ditto.
10326 (sync_and<mode>): Ditto.
10327 (sync_xor<mode>): Ditto.
10329 2007-08-22 Chao-ying Fu <fu@mips.com>
10331 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
10333 (copy_rtx): Handle CONST_FIXED.
10334 (rtx_equal_p): Likewise.
10335 * rtl.h (fixed_value.h): New include.
10336 (rtx_def): Add a new field of fixed_value to u.
10337 (XCNMPFV): Define for accessing fixed_value.
10338 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
10340 * rtl.def (CONST_FIXED): New constant.
10341 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
10342 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
10343 US_ASHIFT): New codes.
10344 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
10345 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
10346 unsigned_fract_convert, unsigned_sat_fract): Document them.
10347 * varasm.c (assemble_integer): Extend to support fixed-point constants
10348 by using different machine classes.
10349 (decode_addr_const): Handle FIXED_CST.
10350 (const_hash_1): Likewise.
10351 (compare_constant): Likewise.
10352 (copy_constant): Likewise.
10353 (const_rtx_hash_1): Handle CONST_FIXED.
10354 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
10355 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
10356 MODE_VECTOR_UACCUM.
10357 (initializer_constant_valid_p): Handle FIXED_CST.
10358 (output_constant): Support FIXED_POINT_TYPE.
10359 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
10360 * cse.c (hash_rtx): Support CONST_FIXED.
10361 (exp_equiv_p): Likewise.
10362 (cannon_reg): Likewise.
10363 (fold_rtx): Likewise.
10364 (equiv_constant): Likewise.
10365 (cse_process_notes_1): Likewise.
10366 (count_reg_usage): Likewise.
10367 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
10368 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
10369 (wrap_constant): Check CONST_FIXED.
10370 (cselib_hash_rtx): Support CONST_FIXED.
10371 (cselib_subst_to_values): Likewise.
10372 * df-scan.c (df_uses_record): Likewise.
10373 * gcse.c (want_to_gcse_p): Likewise.
10374 (oprs_unchanged_p): Likewise.
10375 (oprs_not_set_p): Likewise.
10376 (compute_transp): Likewise.
10377 (extract_mentioned_regs_helper): Likewise.
10378 * genemit.c (gen_exp): Likewise.
10379 * local-alloc.c (equiv_init_varies_p): Likewise.
10380 (contains_replace_regs): Likewise.
10381 (memref_referenced_p): Likewise.
10382 * loop-invariant.c (check_maybe_invariant): Likewise.
10383 (hash_invariant_expr_1): Likewise.
10384 (invariant_expr_equal_p): Likewise.
10385 * postreload-gcse.c (oprs_unchanged_p): Likewise.
10386 * regclass.c (reg_scan_mark_refs): Likewise.
10387 * regrename.c (scan_rtx): Likewise.
10388 * resource.c (mark_referenced_resources): Likewise.
10389 (mark_set_resources): Likewise.
10390 * rtlanal.c (rtx_unstable_p): Likewise.
10391 (rtx_varies_p): Likewise.
10392 (count_occurrences): Likewise.
10393 (reg_mentioned_p): Likewise.
10394 (modified_between_p): Likewise.
10395 (modified_in_p): Likewise.
10396 (volatile_insn_p): Likewise.
10397 (volatile_refs_p): Likewise.
10398 (side_effects_p): Likewise.
10399 (may_trap_p_1): Likewise.
10400 (inequality_comparisons_p): Likewise.
10401 (computed_jump_p_1): Likewise.
10402 (commutative_operand_precedence): Likewise.
10403 * sched-deps.c (sched_analyze_2): Likewise.
10404 * sched-vis.c (print_value): Likewise.
10405 * reload.c (operands_match_p): Likewise.
10406 (subst_reg_equivs): Likewise.
10407 * reload1.c (eliminate_regs_1): Likewise.
10408 (elimination_effects): Likewise.
10409 (scan_paradoxical_subregs): Likewise.
10410 * alias.c (rtx_equal_for_memref_p): Likewise.
10411 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
10412 * emit-rtl.c (const_fixed_htab): New hash table.
10413 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
10415 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
10416 const_fixed_from_fixed_value): New functions.
10417 (verify_rtx_sharing): Handle CONST_FIXED.
10418 (copy_rtx_if_shared_1): Likewise.
10419 (reset_used_flags): Likewise.
10420 (set_used_flags): Likewise.
10421 (copy_insn_1): Likewise.
10422 (init_emit_once): Create const_fixed_htab.
10423 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
10425 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
10427 PR tree-optimization/32949
10428 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
10429 before failing for ivs with non-constant step.
10431 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
10433 * doc/md.texi (Iterators): Renamed from Macros. All contents
10434 changed to reflect rename of respectively define_code_macro and
10435 define_mode_macro to define_code_iterator and define_mode_iterator.
10436 (Mode Iterators, Code Iterators): Similar.
10437 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
10438 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
10439 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
10440 (initialize_iterators, find_iterator, check_code_iterator)
10441 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
10442 (read_mapping, read_rtx_1): Similar.
10443 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
10444 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
10445 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
10446 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
10447 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
10448 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
10449 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
10450 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
10451 config/rs6000/sync.md, config/rs6000/rs6000.md,
10452 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
10453 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
10454 config/vax/vax.md, config/bfin/bfin.md: Similar.
10456 2007-08-22 David Daney <ddaney@avtrex.com>
10458 * doc/install.texi (Testing): Mention testing on a simulator.
10460 2007-08-22 Janis Johnson <janis187@us.ibm.com>
10462 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
10464 * doc/libgcc.texi (Decimal float library routines): Fix formatting
10465 and rearrange floating point conversion functions into different
10468 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10470 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
10471 dfa_post_advance_cycle): New scheduler hooks.
10472 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
10473 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
10475 (TARGET_SCHED): Use them.
10476 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
10477 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
10478 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
10480 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
10481 function to facilitate debugging.
10482 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
10483 (output_insn_has_dfa_reservation_p): New static function to output
10484 insn_has_dfa_reservation_p ().
10485 (write_automata): Use it.
10486 * genattr.c (main): Output declaration for
10487 insn_has_dfa_reservation_p ().
10489 2007-08-22 Christian Bruel <christian.bruel@st.com>
10490 Richard Guenther <rguenther@suse.de>
10492 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
10493 * simplify_rtx (simplify_binary_operation_1): Likewise.
10495 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
10497 PR rtl-optimization/32557
10498 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
10499 of REGNO (mws->mw_reg).
10501 2007-08-22 Richard Guenther <rguenther@suse.de>
10503 PR middle-end/33007
10504 * builtins.c (expand_builtin_int_roundingfn): Replace call
10505 argument wrapped with SAVE_EXPR directly.
10506 (expand_builtin_int_roundingfn_2): Likewise.
10508 2007-08-22 Richard Guenther <rguenther@suse.de>
10510 * tree-inline.c (inlinable_function_p): Restore disregarding
10511 inline limits for GNU extern inline functions.
10513 2007-08-22 Richard Guenther <rguenther@suse.de>
10515 PR middle-end/32563
10516 * tree.c (host_integerp): Treat sizetype as signed as it is
10519 2007-08-21 Ian Lance Taylor <iant@google.com>
10521 PR tree-optimization/33134
10522 * tree-vrp.c (adjust_range_with_scev): Call
10523 set_value_range_to_value.
10525 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
10527 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
10530 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
10532 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
10535 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
10537 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
10538 cases to set eight bytes at a time.
10539 (expand_block_move): Likewise.
10541 2007-08-21 Jakub Jelinek <jakub@redhat.com>
10544 * dwarf2out.c (gen_decl_die): Don't call
10545 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
10547 2007-08-21 Paul Brook <paul@codesourcery.com>
10548 Nathan Sidwell <nathan@codesourcery.com>
10549 Mark Mitchell <mark@codesourcery.com>
10550 Joseph Myers <joseph@codesourcery.com>
10552 * configure.ac: Add --with-pkgversion and --with-bugurl.
10553 * configure: Regenerate.
10554 * doc/install.texi: Document them.
10555 * version.c (version_string): Remove VERSUFFIX.
10556 (VERSUFFIX): Remove.
10557 (pkgversion_string): New.
10558 (bug_report_url): Do not hard-code initializer.
10559 * version.h (pkgversion_string): Declare.
10560 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
10562 (version.o): Define PKGVERSION and BUGURL.
10563 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
10564 (%.pod): Define BUGURL.
10565 * gcc.c (process_command, main): Use pkgversion_string.
10566 * toplev.c (compile_file, print_version): Likewise.
10567 * protoize.c (main): Likewise.
10568 * gcov.c (print_version): Likewise. Update copyright date.
10569 * gcov-dump.c (print_version): Likewise. Update copyright date.
10570 * mips-tdump.c (main): Likewise. Update copyright date.
10571 * mips-tfile.c (main): Likewise. Update copyright date.
10572 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
10573 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
10574 shorten description.
10575 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
10576 * doc/gccint.texi: Likewise.
10577 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
10578 Update copyright date.
10580 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
10582 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
10583 (ix86_expand_strlensi_unroll_1): Ditto.
10584 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
10585 (ix86_expand_carry_flag_compare): Update comment.
10587 2007-08-21 Jakub Jelinek <jakub@redhat.com>
10589 PR middle-end/32912
10590 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
10591 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
10593 2007-08-21 Richard Guenther <rguenther@suse.de>
10595 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
10597 2007-08-21 Richard Guenther <rguenther@suse.de>
10599 PR middle-end/33122
10600 * fold-const.c (fold_binary): Remove index +p PTR folding.
10601 Fix types of POINTER_PLUS_EXPR generated by folding of
10604 2007-08-20 Chao-ying Fu <fu@mips.com>
10606 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
10607 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
10608 RID_ONEWAY, so that it can be checked in declspecs_add_type.
10609 (c_common_fixed_point_type_for_size): Declare.
10610 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
10611 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
10612 (c_token_starts_declspecs): Likewise.
10613 (c_parser_declspecs): Likewise.
10614 (c_parser_attributes): Likewise.
10615 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
10616 (c_declspecs): Add saturating_p.
10617 * c-decl.c (build_null_declspecs): Initialize saturating_p.
10618 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
10619 _Sat. Handle RID_SAT.
10620 Avoid using void, bool, char, int, float, double, _Decimal32,
10621 _Decimal64, _Decimal128, and complex with _Sat.
10622 Handle RID_FRACT and RID_ACCUM.
10623 Make sure _Sat is used with _Fract or _Accum.
10624 (finish_declspecs): Handle cts_fract and cts_accum.
10625 * c-common.c (fixed-value.h): New include.
10626 (constant_expression_warning): Handle FIXED_CST.
10627 (overflow_warning): Likewise.
10628 (warnings_for_convert_and_check): Likewise.
10629 (c_common_fixed_point_type_for_size): New.
10630 (c_common_type_for_mode): Handle fixed-point modes to
10631 return various saturating/non-saturating, signed/unsigned types.
10632 (c_common_signed_or_unsigned_type): Support fixed-point types.
10633 (shorten_compare): Check fixed-point zero.
10634 Handle FIXED_POINT_TYPE.
10635 (c_common_truthvalue_conversion): Handle FIXED_CST.
10636 Handle FIXED_POINT_TYPE.
10637 (c_common_nodes_and_builtins): Record builtin types for fixed-point
10639 (handle_mode_attribute): Handle fixed-point modes. Need to check
10640 if the signness of base type and fixed-point modes are consistent.
10641 (handle_vector_size_attribute): Handle fixed-point modes.
10642 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
10643 (warn_for_div_by_zero): Check fixed-point zero.
10644 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
10645 a common fixed-point type based on fbit, ibit, sign, and saturation.
10646 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
10647 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
10648 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
10649 (convert_for_assignment): Support FIXED_POINT_TYPE.
10650 (digest_init): Handle FIXED_POINT_TYPE.
10651 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
10652 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
10653 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
10654 GE_EXPR, LT_EXPR, GT_EXPR.
10655 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
10656 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
10657 * target.h (gcc_target): Add fixed_point_supported_p.
10658 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
10659 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
10660 (default_fixed_point_supported_p): Define.
10661 * targhooks.h (default_fixed_point_supported_p): Declare.
10662 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
10663 * doc/install.texi (Configuration): Add --enable-fixed-point.
10664 * configure.ac (--enable-fixed-point): New to enable fixed-point
10665 arithmetic extension to C. For mips targets, we enable it by default.
10666 * configure, config.in: Regenerate.
10668 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
10670 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
10672 2007-08-20 David Edelsohn <edelsohn@gnu.org>
10674 * dwarf2out.c (text_section_used): Move declaration outside ifdef
10675 DWARF2_DEBUGGING_INFO.
10676 (cold_text_section_used): Same.
10677 (cold_text_section): Same.
10679 2007-08-20 Richard Guenther <rguenther@suse.de>
10681 * c-typeck.c (convert_for_assignment): Use the type of
10682 the member for the initialization.
10684 2007-08-20 Richard Guenther <rguenther@suse.de>
10686 * c-objc-common.c (c_disregard_inline_limits): Remove.
10687 * c-objc-common.h (c_disregard_inline_limits): Likewise.
10688 * cgraphunit.c (cgraph_process_new_functions): Call
10689 disregard_inline_limits_p.
10690 (cgraph_preserve_function_body_p): Likewise.
10691 * ipa-inline.c (compute_inline_parameters): Likewise.
10692 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
10694 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
10695 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
10696 disregard_inline_limits langhook.
10697 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
10699 * langhooks.h (lang_hooks_for_tree_inlining): Remove
10700 disregard_inline_limits langhook.
10701 * tree-inline.c (disregard_inline_limits_p): New function.
10702 * tree-inline.h (disregard_inline_limits_p): Declare.
10704 2007-08-20 Richard Guenther <rguenther@suse.de>
10706 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
10707 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
10708 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
10709 auto_var_in_fn_p langhook.
10710 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
10712 * tree.c (auto_var_in_fn_p): ... here.
10713 (find_var_from_fn): Call auto_var_in_fn_p directly.
10714 * langhooks.h (lang_hooks_for_tree_inlining): Remove
10715 auto_var_in_fn_p langhook.
10716 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
10717 (copy_body_r): Likewise.
10718 (self_inlining_addr_expr): Likewise.
10719 * tree.h (auto_var_in_fn_p): Declare.
10721 2007-08-20 Richard Guenther <rguenther@suse.de>
10723 * tree.c (WALK_SUBTREE): Call walk_tree_1.
10724 (walk_type_fields): Take lh parameter.
10725 (walk_tree): Rename to ...
10726 (walk_tree_1): ... this. Do not call the walk_subtrees
10727 langhook but the now passed callback. Pass lh on recursion.
10728 (walk_tree_without_duplicates): Rename to ...
10729 (walk_tree_without_duplicates_1): ... this. Take lh parameter
10730 and call walk_tree_1.
10731 * tree.h (walk_tree_lh): New typedef.
10732 (walk_tree_1): Declare.
10733 (walk_tree_without_duplicates_1): Likewise.
10734 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
10735 (walk_tree_without_duplicates): New define to
10736 walk_tree_without_duplicates_1 with NULL lh parameter.
10737 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
10738 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
10740 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
10741 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
10742 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
10745 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10747 PR middle-end/30564
10748 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
10749 code in front of the compacting of basic blocks.
10750 Move the folding of statements inbetween the cgraph checking
10751 and compacting of basic blocks.
10753 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10754 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10757 * config/alpha/alpha.c (va_list_skip_additions): Check for
10758 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
10759 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
10760 PLUS_EXPR when checking ap.__base.
10761 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
10762 when doing addition on pointer types. Use size_int instead of
10764 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
10765 ptr_type in the second operand.
10767 2007-08-19 Andrew Pinski <pinskia@gmail.com>
10770 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
10772 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10774 PR middle-end/32940
10775 * cfgexpand.c (expand_one_register_var): Mark pointer
10776 DECL_ARTIFICIAL as REG_POINTER also.
10777 * stmt.c (expand_decl): Likewise.
10779 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
10786 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
10787 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
10788 on_worklist argument and avoid adding things to worklist multiple
10790 (add_to_worklist): Ditto.
10791 (mark_aliases_call_clobbered): Mark entire structure clobbered if
10792 single SFT is clobbered.
10793 (set_initial_properties): Ditto.
10794 (compute_call_clobbered): Update for changes to function
10796 (create_overlap_variables_for): Always create SFT for offset 0.
10797 (create_structure_vars): Handle PHI's, since we are in SSA form at
10799 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
10800 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
10802 (add_vars_for_offset): Figure out aliases from access + points-to.
10803 (add_virtual_operand): Use add_vars-for_offset.
10804 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
10805 (add_call_clobber_ops): Remove makes_clobbering_call set.
10806 (get_expr_operands): Always pass through the INDIRECT_REF
10808 * tree-ssa-structalias.c (struct constraint_graph): Remove
10810 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
10811 address_taken, pt_used, number_incoming.
10812 (FIRST_ADDR_NODE): Removed.
10813 (merge_graph_nodes): Remove broken code for the moment.
10814 (init_graph): New function.
10815 (build_pred_graph): Remove code to init_graph.
10816 Add location equivalence support.
10817 (struct scc_info): Rename roots to deleted.
10818 (scc_visit): Ditto.
10819 (init_scc_info): Ditto
10820 (init_topo_info): Use graph->size.
10821 (compute_topo_order): Ditto.
10822 (do_da_constraint): Removed.
10823 (do_sd_constraint): Remove calls to find().
10824 set_union_with_increment should always get 0 as last arg here.
10825 (do_complex_constraint): Replace do_da_constraint with assert.
10827 (struct equiv_class_label): New.
10828 (pointer_equiv_class_table): Ditto.
10829 (location_equiv_class_table): Ditto.
10830 (equiv_class_label_hash): Ditto.
10831 (equiv_class_label_eq): Ditto
10832 (equiv_class_lookup): Ditto.
10833 (equiv_class_ladd): Ditto.
10834 (pointer_equiv_class): Ditto.
10835 (location_equiv_class): Ditto.
10836 (condense_visit): Rename and rewrite from label_visit to do only
10837 SCC related stuff for HU.
10838 (label_visit): Do HU work for HU.
10839 (perform_var_substitution): Update to do HU and location
10841 (free_var_substitution_info): Update to free HU and location
10842 equivalence structures. */
10843 (find_equivalent_node): Update for pointer but not location
10845 (unite_pointer_equivalences): New function.
10846 (move_complex_constraints): Rewrite to only do moving.
10847 (rewrite_constraints): Split out of move_complex_constraints.
10848 (solve_graph): Use graph->size.
10849 (process_constraint_1): Add from_call argument, use it.
10850 Split *a = &b into two constraints.
10851 (process_constraint): Use new process_constraint_1.
10852 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
10853 (get_constraint_for): Handle non-pointer integers properly.
10854 Remove code that used to handle structures.
10855 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
10856 with unknown addends.
10857 (handle_rhs_call): New function.
10858 (find_func_aliases): Use handle_rhs_call.
10859 (set_uids_in_ptset): Add an assert.
10860 (set_used_smts): Fix bug in not considering unified vars.
10861 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
10862 (compute_points_to_sets): Update for other function changes.
10863 (delete_points_to_sets): Ditto.
10864 (ipa_pta_execute): Ditto.
10865 (pass_ipa_pta): We need to update SSA after ipa_pta.
10867 2007-08-19 Jan Hubicka <jh@suse.cz>
10869 * config/i386/i386.md: Replace "rim" and "mri" constraints by "g".
10871 2007-08-19 Joseph Myers <joseph@codesourcery.com>
10873 * dwarf2out.c (text_section_used, cold_text_section_used,
10874 cold_text_section, dwarf2out_note_section_used): New.
10875 (dwarf2out_init): Initialize cold_text_section.
10876 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
10877 dwarf2out_note_section_used.
10878 (size_of_aranges): Only count entry for text section if it was
10879 used. Count entry for cold text section if it was used.
10880 (output_aranges): Only output entries for text section and cold
10881 text section if they were used.
10883 2007-08-19 Andrew Pinski <pinskia@gmail.com>
10885 * tree-pretty-print.c (debug_generic_expr): Add a comment about
10887 (debug_generic_stmt): Likewise.
10888 (debug_tree_chain): Likewise.
10890 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
10892 * tree-data-refs.c (split_constant_offset): Expose.
10893 * tree-data-refs.h (split_constant_offset): Add declaration.
10895 * tree-vectorizer.h (dr_alignment_support): Renamed
10896 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
10897 Added a new value dr_explicit_realign.
10898 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
10899 dr_offset, dr_step, and dr_aligned_to, along with new access
10900 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
10901 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
10902 STMT_VINFO_DR_ALIGNED_TO.
10904 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
10906 In case of outer-loop vectorization with non-fixed misalignment - use
10907 the dr_explicit_realign scheme instead of the optimized realignment
10909 (new_stmt_vec_info): Initialize new fields.
10911 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
10912 'nested_in_vect_loop' case. Change verbosity level.
10913 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
10914 Don't fail on zero step in the outer-loop for loads.
10915 (vect_analyze_data_refs): Call split_constant_offset to calculate
10916 base, offset and init relative to the outer-loop.
10918 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
10919 BSI function argument with a new function argument - at_loop.
10920 Simplify the condition that determines STEP. Takes additional argument
10921 INV_P. Support outer-loop vectorization (handle the
10922 nested_in_vect_loop case), including zero step in the outer-loop. Call
10923 vect_create_addr_base_for_vector_ref with additional argument.
10924 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
10925 Updated function documentation. Handle the 'nested_in_vect_loop' case.
10926 Fixed and simplified calculation of step.
10927 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
10928 of bsi, and with additional argument. Call bump_vector_ptr with
10929 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
10930 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
10931 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
10932 when the realignment setup needs to take place inside the loop.
10933 Support the dr_explicit_realign scheme. Allow generating the optimized
10934 realignment scheme for outer-loop vectorization. Added documentation.
10935 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
10936 the 'nested_in_vect_loop' case, including loads that are invariant in
10937 the outer-loop and the realignment schemes. Handle the case when the
10938 realignment setup needs to take place inside the loop. Call
10939 vect_setup_realignment with additional arguments. Call
10940 vect_create_data_ref_ptr with additional argument and with loop instead
10941 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
10942 (vect_gen_niters_for_prolog_loop): Call
10943 vect_create_addr_base_for_vector_ref with additional arguments.
10944 (vect_create_cond_for_align_checks): Likewise.
10945 (bump_vector_ptr): Updated to support the new dr_explicit_realign
10946 scheme: takes additional argument bump; argument ptr_incr is now
10947 optional; updated documentation.
10948 (vect_init_vector): Takes additional argument (bsi). Use it, if
10949 available, to insert the vector initialization.
10950 (get_initial_def_for_induction): Pass additional argument in call to
10952 (vect_get_vec_def_for_operand): Likewise.
10953 (vect_setup_realignment): Likewise.
10954 (vectorizable_load): Likewise.
10956 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
10958 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
10959 as argument instead of struct loop.
10960 (nested_in_vect_loop_p): New function.
10961 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
10962 vect_used_in_outer.
10963 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
10964 from other phis in the loop.
10965 (destroy_loop_vec_info): Add additional argument to declaration.
10967 * tree-vectorizer.c (supportable_widening_operation): Also check if
10968 nested_in_vect_loop_p (don't allow changing the order in this case).
10969 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
10970 of struct loop. Call nested_in_vect_loop_p and don't require
10971 flag_unsafe_math_optimizations if it returns true.
10972 (new_stmt_vec_info): When setting def_type for phis differentiate
10973 loop-header phis from other phis.
10974 (bb_in_loop_p): New function.
10975 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
10976 just update their loop_vinfo. Order of BB traversal now matters -
10977 call dfs_enumerate_from with bb_in_loop_p.
10978 (destroy_loop_vec_info): Takes additional argument to control whether
10979 stmt_vinfo of the loop stmts should be destroyed as well.
10980 (vect_is_simple_reduction): Allow the "non-reduction" use of a
10981 reduction stmt to be defines by a non loop-header phi.
10982 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
10984 * tree-vect-transform.c (vectorizable_reduction): Call
10985 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
10986 (vectorizable_call): Likewise.
10987 (vectorizable_conversion): Likewise.
10988 (vectorizable_operation): Likewise.
10989 (vectorizable_type_promotion): Likewise.
10990 (vectorizable_type_demotion): Likewise.
10991 (vectorizable_store): Likewise.
10992 (vectorizable_live_operation): Likewise.
10993 (vectorizable_reduction): Likewise. Also pass loop_info to
10994 vect_is_simple_reduction instead of loop.
10995 (vect_init_vector): Call nested_in_vect_loop_p.
10996 (get_initial_def_for_reduction): Likewise.
10997 (vect_create_epilog_for_reduction): Likewise.
10998 (vect_init_vector): Check which loop to work with, in case there's an
11000 (get_initial_def_for_inducion): Extend to handle outer-loop
11001 vectorization. Fix indentation.
11002 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
11003 In the case vect_induction_def get the vector def from the induction
11004 phi node, instead of calling get_initial_def_for_inducion.
11005 (get_initial_def_for_reduction): Extend to handle outer-loop
11007 (vect_create_epilog_for_reduction): Extend to handle outer-loop
11009 (vect_transform_loop): Change assert to just skip this case. Add a
11011 (vect_finish_stmt_generation): Add a couple asserts.
11013 (vect_estimate_min_profitable_iters): Multiply
11014 cost of inner-loop stmts (in outer-loop vectorization) by estimated
11016 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
11017 this is an inner-loop reduction in outer-loop vectorization.
11019 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
11020 Same code as what used to be vect_analyze_scalar_cycles, only with
11021 additional argument loop, and loop_info passed to
11022 vect_is_simple_reduction instead of loop.
11023 (vect_analyze_scalar_cycles): Code factored out into
11024 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
11025 Updated documentation.
11026 (analyze_operations): Check for inner-loop loop-closed exit-phis during
11027 outer-loop vectorization that are live or not used in the outerloop,
11028 cause this requires special handling.
11029 (vect_enhance_data_refs_alignment): Don't consider versioning for
11031 (vect_analyze_data_refs): Check that there are no datarefs in the
11033 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
11034 and vect_used_in_outer_by_reduction cases.
11035 (process_use): Also consider the case of outer-loop stmt defining an
11036 inner-loop stmt and vice versa.
11037 (vect_analyze_loop_1): New function.
11038 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
11039 loops. Call vect_analyze_loop_1.
11040 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
11041 been vectorized. Call destroy_loop_vec_info with additional argument.
11043 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
11044 in the inner-loop when doing outer-loop vectorization. Add
11045 documentation and printout.
11046 (vect_recog_dot_prod_pattern): Likewise. Also add check for
11047 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
11049 2007-08-18 Andrew Pinski <pinskia@gmail.com>
11051 * tree-affine.h (print_aff): New prototype.
11052 (debug_aff): Likewise.
11053 * tree-affine.c (print_aff): New function.
11054 (debug_aff): Likewise.
11056 2007-08-18 Paul Brook <paul@codesourcery.com>
11057 Joseph Myers <joseph@codesourcery.com>
11059 * common.opt (-fdebug-prefix-map=): New option.
11060 * opts.c: Include debug.h.
11061 (common_handle_option): Handle -fdebug-prefix-map.
11062 * final.c: Include ggc.h.
11063 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
11064 remap_debug_filename): New.
11065 * Makefile.in (final.o, opts.o): Update dependencies.
11066 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
11067 * configure.ac: Check for assembler --debug-prefix-map support.
11068 * configure, config.in: Regenerate.
11069 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
11070 (ASM_DEBUG_SPEC): Include ASM_MAP.
11071 * doc/install.texi (--with-debug-prefix-map): Document.
11072 * doc/invoke.texi (-fdebug-prefix-map): Document.
11073 * dbxout.c (dbxout_init, dbxout_start_source_file,
11074 dbxout_source_file): Call remap_debug_filename.
11075 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
11076 dwarf2out_start_source_file, dwarf2out_finish): Call
11077 remap_debug_filename.
11078 (file_table_relative_p): Do not check d->emitted_number.
11079 * toplev.c (output_file_directive): Call remap_debug_filename.
11080 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
11081 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
11083 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11085 * loop-invariant.c (find_invariants_to_move): Add missing macro
11088 2007-08-17 Tom Tromey <tromey@redhat.com>
11090 * tree.h (struct tree_label_decl): Removed old "java" fields.
11092 2007-08-17 Richard Sandiford <richard@codesourcery.com>
11093 Nigel Stephens <nigel@mips.com>
11095 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
11096 Treat -mno-data-in-code and -mcode-xonly as aliases for
11097 -mcode-readable=no and -mcode-readable=pcrel respectively.
11098 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
11099 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
11100 (MULTILIB_DIRNAMES): Update accordingly.
11102 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
11104 * Makefile.in (version.o): Depend on $(REVISION) only if
11105 REVISION_s is defined.
11107 2007-08-17 Sa Liu <saliu@de.ibm.com>
11108 Ulrich Weigand <uweigand@de.ibm.com>
11110 PR middle-end/32970
11111 * tree.c (reconstruct_complex_type): For a pointer to a vector,
11112 use build_qualified_type to retain qualifiers of the base type.
11114 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
11116 * config/score/score.md : Update pattern tablejump.
11117 * config/score/score.c : Update score_initialize_trampoline
11119 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
11120 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
11121 * doc/contrib.texi: Add my entry.
11123 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
11125 * Makefile.in (REVISION): New.
11128 (version.o): Also depend on $(REVISION). Add
11129 -DREVISION=$(REVISION_s).
11131 * version.c (version_string): Add REVISION.
11133 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
11135 * tree-eh.c (lower_try_finally_onedest): Reset the locus
11136 of GOTO that's relocated to a different block.
11138 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11140 * c-common.c (const_strip_array_types): New.
11141 * c-common.h (lang_missing_noreturn_ok_p): Delete.
11142 (const_strip_array_types): New.
11143 * c-objc-common.c (c_disregard_inline_limits,
11144 c_warn_unused_global_decl): Constify.
11145 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
11146 c_vla_type_p, c_incomplete_type_error): Likewise.
11147 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
11148 * hooks.c (hook_bool_const_tree_false): New.
11149 * hooks.h (hook_bool_const_tree_false): Likewise.
11150 * langhooks-def.h (lhd_warn_unused_global_decl,
11151 lhd_incomplete_type_error, lhd_expr_size,
11152 lhd_tree_inlining_disregard_inline_limits,
11153 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
11154 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
11155 * langhooks.c (lhd_warn_unused_global_decl,
11156 lhd_incomplete_type_error,
11157 lhd_tree_inlining_disregard_inline_limits,
11158 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
11159 lhd_expr_size): Likewise.
11160 * langhooks.h (lang_hooks_for_tree_inlining,
11161 lang_hooks_for_tree_dump, lang_hooks_for_types,
11162 lang_hooks_for_decls, lang_hooks): Likewise.
11163 * pointer-set.c (pointer_set_t, pointer_set_create,
11164 pointer_set_contains, insert_aux, pointer_set_insert,
11165 pointer_set_traverse, pointer_map_t, pointer_map_create,
11166 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
11168 * pointer-set.h (pointer_set_contains, pointer_set_insert,
11169 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
11170 pointer_map_traverse): Likewise.
11171 * predict.c (assert_is_empty): Likewise.
11172 * tree-affine.c (free_name_expansion): Likewise.
11173 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
11174 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
11175 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
11177 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
11179 * tree-vectorizer.c (new_loop_vec_info): Initialize new
11181 (destroy_loop_vec_info): Add call to VEC_free.
11182 * tree-vectorizer.h (may_alias_ddrs): Define.
11183 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
11184 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
11185 Change reporting to dump.
11186 (vect_is_duplicate_ddr): New.
11187 (vect_mark_for_runtime_alias_test): New.
11188 (vect_analyze_data_ref_dependences) Add call to
11189 vect_mark_for_runtime_alias_test.
11190 (vect_enhance_data_refs_alignment): Define local variable
11191 vect_versioning_for_alias_required, don't perform
11192 peeling for alignment if versioning for alias is
11194 (vect_enhance_data_refs_alignment): Use
11195 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
11196 PARAM_VECT_MAX_VERSION_CHECKS.
11197 * tree-vect-transform.c
11198 (vect_create_cond_for_alias_checks): New.
11199 (vect_transform_loop): Add call to
11200 vect_create_cond_for_alias_checks.
11201 (vect_vfa_segment_size): New.
11202 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
11204 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
11206 (vect-max-version-for-alignment-checks): Document.
11207 (vect-max-version-for-alias-checks): Document.
11208 (vect-max-version-checks): Remove.
11210 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
11212 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
11213 the same line as the instruction for all asm dialects.
11214 (*rep_movsi): Ditto.
11215 (*rep_movsi_rex64): Ditto.
11216 (*rep_movqi): Ditto.
11217 (*rep_movqi_rex64): Ditto.
11218 (*rep_stosdi_rex64): Ditto.
11219 (*rep_stossi): Ditto.
11220 (*rep_stossi_rex64): Ditto.
11221 (*rep_stosqi): Ditto.
11222 (*rep_stosqi_rex64): Ditto.
11223 (*cmpstrnqi_nz_1): Ditto.
11224 (*cmpstrnqi_nz_rex_1): Ditto.
11225 (*cmpstrnqi_1): Ditto.
11226 (*cmpstrnqi_rex_1): Ditto.
11227 (*strlenqi_1): Ditto.
11228 (*strlenqi_rex_1): Ditto.
11229 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
11230 prefix on the same line as the instruction for all asm dialects.
11231 (sync_double_compare_and_swap<mode>): Ditto.
11232 (*sync_double_compare_and_swapdi_pic): Ditto.
11233 (*sync_compare_and_swap_cc<mode>): Ditto.
11234 (sync_double_compare_and_swap_cc<mode>): Ditto.
11235 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
11236 (sync_old_add<mode>): Ditto.
11237 (sync_add<mode>): Ditto.
11238 (sync_sub<mode>): Ditto.
11239 (sync_ior<mode>): Ditto.
11240 (sync_and<mode>): Ditto.
11241 (sync_xor<mode>): Ditto.
11243 2007-08-16 Richard Sandiford <richard@codesourcery.com>
11245 PR middle-end/32897
11246 * reload.c (find_reloads): Check that the memory returned by
11247 find_reloads_toplev was not the result of forcing a constant
11249 (find_reloads_toplev): Always use simplify_gen_subreg to get
11250 the subreg of a constant. If the result is also a constant,
11251 but not a legitimate one, force it into the constant pool
11252 and reload its address.
11254 2007-08-15 David Edelsohn <edelsohn@gnu.org>
11256 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
11259 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
11261 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
11262 directive for the current vector ABI.
11264 2007-08-15 Steve Ellcey <sje@cup.hp.com>
11267 * caller-save.c (reg_save_code): Set invalide status on restore code.
11269 2007-08-15 Diego Novillo <dnovillo@google.com>
11271 * tree-ssa-alias.c (compute_memory_partitions): Use
11272 alias_bitmap_obstack to allocate bitmaps.
11273 (reset_alias_info): Factor out of init_alias_info.
11274 Mark all name tags not associated to an SSA name for renaming.
11275 (init_alias_info): Call it.
11276 (create_name_tags): Tidy. Add comments.
11277 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
11279 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
11281 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
11282 scheduler dependencies.
11284 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
11286 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
11287 "register_operand".
11288 (*iorsi_1_zext): Likewise.
11289 (*iorsi_1_zext_imm): Likewise.
11290 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
11291 with "rm"/"xm" constraint.
11292 (sse2_vmsqrtv2df2): Likewise.
11294 2007-08-15 Jakub Jelinek <jakub@redhat.com>
11296 PR middle-end/33074
11297 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
11300 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
11302 * tree-pass.h (PROP_pta): Removed.
11303 (TODO_rebuild_alias): New.
11304 (pass_may_alias): Removed.
11305 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
11306 aliasing if we changed something.
11307 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
11309 (pass_may_alias): Removed.
11310 (create_structure_vars): Return TODO_rebuild_alias.
11311 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
11312 * tree-sra.c (tree_sra): Only rebuild aliasing if something
11314 (tree_sra_early): We never affect aliasing right now.
11315 * tree-flow.h (compute_may_aliases): New prototype.
11316 * passes.c: Remove pass_may_alias from the passes.
11317 (execute_function_todo): Support TODO_rebuild_alias.
11319 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
11321 * config/i386/i386.c (legitimize_address): Move dllimported variable
11322 check infront of legitimizing pic address of CONST symbols.
11324 2007-08-14 Steve Ellcey <sje@cup.hp.com>
11326 PR tree-optimization/32941
11327 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
11328 (goto_queue_cmp): Remove.
11329 (find_goto_replacement): Change search method.
11330 (maybe_record_in_goto_queue): Add assert.
11331 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
11332 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
11334 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11336 * alias.c (component_uses_parent_alias_set): Constify.
11337 * alias.h (component_uses_parent_alias_set): Likewise.
11338 * cfgrtl.c (print_rtl_with_bb): Likewise.
11339 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
11340 mpz_get_double_int): Likewise.
11341 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
11342 mpz_get_double_int): Likewise.
11343 * expr.c (is_aligning_offset, undefined_operand_subword_p,
11344 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
11346 * expr.h (safe_from_p): Likewise.
11347 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
11349 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
11350 zero_sized_type, goa_lhs_expr_p): Likewise.
11351 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
11352 * rtl.h (print_rtl_with_bb): Likewise.
11353 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
11354 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
11355 * tree-flow-inline.h (bb_stmt_list): Constify.
11356 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
11358 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
11359 const_first_stmt, const_last_stmt): New.
11360 (block_may_fallthru, empty_block_p): Constify.
11361 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
11362 EXPR_ONLY_BODY): New.
11363 (expr_first, expr_last, expr_only): Use macro for body.
11364 (const_expr_first, const_expr_last, const_expr_only): New.
11365 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
11366 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
11367 ctsi_prev, ctsi_stmt): New.
11368 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
11369 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
11370 * tree-ssa-loop-niter.c (loop_only_exit_p,
11371 derive_constant_upper_bound): Likewise.
11372 * tree-ssa-phiopt.c (empty_block_p): Likewise.
11373 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
11374 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
11375 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
11376 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
11377 * tree.c (get_type_static_bounds): Likewise.
11378 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
11379 (get_type_static_bounds): Constify.
11381 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
11384 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
11385 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
11386 (*<addsub><mode>3_cc_overflow): New.
11387 (*add<mode>3_cconly_overflow): New.
11388 (*sub<mode>3_cconly_overflow): New.
11389 (*<addsub>si3_zext_cc_overflow): New.
11390 * config/i386/predicates.md (fcmov_comparison_operator): Accept
11391 CCCmode for LTU, GTU, LEU and GEU.
11392 (ix86_comparison_operator): Likewise.
11393 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
11394 * config/i386/i386.c (put_condition_code): Support CCCmode.
11395 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
11396 or MINUS expressions.
11398 2007-08-14 Andrew Pinski <pinskia@gmail.com>
11401 * c-typeck.c (build_binary_op): Disallow vector float types with
11402 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
11404 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
11406 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
11407 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
11408 (dep_def): New typedef.
11409 (init_dep_1, sd_debug_dep): Declare functions.
11410 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
11411 (debug_dep_links): Remove.
11412 (struct _deps_list): New field 'n_links'.
11413 (DEPS_LIST_N_LINKS): New macro.
11414 (FOR_EACH_DEP_LINK): Remove.
11415 (create_deps_list, free_deps_list, delete_deps_list): Remove
11417 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
11418 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11419 (copy_deps_list_change_con, move_dep_link): Ditto.
11420 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
11421 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
11423 (INSN_BACK_DEPS): Remove.
11424 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
11426 (INSN_DEP_COUNT): Remove.
11427 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
11428 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
11429 Declare global variables.
11430 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
11431 (add_forw_dep, compute_forward_dependences): Remove declarations.
11432 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
11433 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11434 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
11436 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
11438 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
11439 (sd_list_types_def): New typedef.
11440 (sd_next_list): Declare function.
11441 (struct _sd_iterator): New type.
11442 (sd_iterator_def): New typedef.
11443 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
11445 (FOR_EACH_DEP): New cycle wrapper.
11446 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
11448 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
11449 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
11452 * sched-deps.c (init_dep_1): Make global.
11453 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
11455 (dump_dep): New static function.
11456 (dump_dep_flags): New static variable.
11457 (sd_debug_dep): New function.
11458 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
11460 (move_dep_link): Use remove_from_deps_list (), instead of
11461 detach_dep_link ().
11462 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
11463 (dep_link_is_detached_p): New static function.
11464 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
11466 (dn_pool, dl_pool): New alloc_pools.
11467 (dn_pool_diff, dl_pool_diff): New static variables.
11468 (create_dep_node, delete_dep_node): New static function.
11469 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
11470 (deps_list_empty_p): Make it static. Use 'n_links' field.
11471 (deps_pools_are_empty_p): New static function.
11472 (alloc_deps_list, delete_deps_list): Remove.
11473 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
11474 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11475 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
11476 (forward_dependency_cache): Remove.
11477 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
11478 'back' from the names. Change signature to use dep_t instead of
11480 (add_back_dep): Ditto. Make global.
11481 (check_dep_status): Rename to check_dep ().
11482 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
11484 (sd_finish_insn): Ditto.
11485 (sd_find_dep_between_no_cache): New static function.
11486 (sd_find_dep_between): New function.
11487 (ask_dependency_caches, set_dependency_caches): New static functions.
11488 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
11489 (add_or_update_dep_1): Separate pieces of functionality into
11490 ask_dependency_caches (), update_dependency_caches (),
11491 change_spec_dep_to_hard (), update_dep ().
11492 (get_back_and_forw_lists): New static function.
11493 (sd_add_dep): Separate setting of dependency caches into
11494 set_dependency_caches ().
11495 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
11497 (sd_delete_dep): Ditto.
11498 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
11499 (dump_lists): New static function.
11500 (sd_debug_lists): New debug function.
11501 (delete_all_dependences, fixup_sched_groups): Update to use
11502 sd_* infrastructure.
11503 (sched_analyze_2): Create data-speculative dependency only if
11504 data-speculation is enabled.
11505 (sched_analyze_insn): If insn cannot be speculative, make all its
11506 dependencies non-speculative.
11507 (sched_analyze): Use sd_init_insn ().
11508 (add_forw_dep, compute_forward_dependencies): Remove.
11509 (delete_dep_nodes_in_back_deps): New static function.
11510 (sched_free_deps): New function.
11511 (init_dependency_caches): Init alloc_pools.
11512 (extend_depedency_caches): Update after removing of
11513 forward_dependency_cache.
11514 (free_dependency_caches): Ditto. Free alloc_pools.
11515 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
11516 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
11518 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11519 (add_dependence): Use init_dep ().
11520 (get_dep_weak_1): New static function.
11521 (get_dep_weak): Move logic to get_dep_weak_1 ().
11522 (dump_ds): New static function moved from haifa-sched.c:
11523 debug_spec_status ().
11524 (debug_ds): New debug function.
11525 (check_dep_status): Rename to check_dep (). Update to check whole
11528 * haifa-sched.c (spec_info): Make global.
11529 (added_recovery_block_p): Rename to
11530 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
11531 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
11532 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
11533 to use new interfaces.
11534 (ok_for_early_queue_removal): Ditto.
11535 (schedule_block): Initialize logical uids of insns emitted by the
11537 (sched_init): Initialize new variable.
11538 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
11540 (extend_global): Initialize insn data.
11541 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
11542 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
11544 (add_to_speculative_block): Update to use new interfaces.
11545 (create_recovery_block): Set new variables.
11546 (create_check_block_twin, fix_recovery_deps): Update to use new
11548 (sched_insn_is_legitimate_for_speculation_p): New function.
11549 (speculate_insn): Move checking logic to
11550 sched_insn_is_legitimate_for_speculation_p ().
11551 (sched_remove_insn): Finalize sched-deps information of instruction.
11552 (clear_priorities, add_jump_dependencies): Update to use new
11554 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
11556 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
11557 to use new interfaces.
11558 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
11559 (new_ready): Try to use control speculation only if it is available.
11560 (add_branch_dependences): Update to use new interfaces.
11561 (compute_block_backward_dependences): Rename to
11562 compute_block_dependences (). Call
11563 targetm.sched.dependencies_evaluation_hook ().
11564 (free_block_dependencies): New static function.
11565 (debug_dependencies): Update to use new interfaces.
11566 (schedule_region): Remove separate computation of forward dependencies.
11567 Move call of targetm.sched.dependencies_evaluation_hook () to
11568 compute_block_dependences (). Free dependencies at the end of
11569 scheduling the region.
11571 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
11573 (add_deps_for_risky_insns): Ditto.
11574 (schedule_ebb): Remove separate computation of forward dependencies.
11575 Free dependencies at the end of scheduling the ebb.
11577 * ddg.c (create_ddg_dependence): Update to use new interfaces.
11578 (build_intra_loop_deps): Ditto. Remove separate computation of
11579 forward dependencies. Free sched-deps dependencies.
11581 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
11582 to use new interfaces.
11583 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
11585 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
11587 (is_costly_group): Ditto.
11589 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11591 * alias.c (rtx_equal_for_memref_p): Constify.
11592 * basic-block.h (const_edge, const_basic_block): New.
11593 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
11594 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
11595 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
11596 probably_never_executed_bb_p, edge_probability_reliable_p,
11597 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
11598 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
11600 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
11601 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
11603 * cfganal.c (flow_active_insn_p, forwarder_block_p,
11604 flow_nodes_print, dfs_enumerate_from): Likewise.
11605 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
11606 control_flow_insn_p, count_basic_blocks): Likewise.
11607 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
11608 get_loop_body_with_size, loop_exit_edge_p): Likewise.
11609 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
11610 average_num_loop_insns, loop_exit_edge_p,
11611 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
11612 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
11613 average_num_loop_insns, seq_cost): Likewise.
11614 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
11615 * dominance.c (dominated_by_p): Likewise.
11616 * emit-rtl.c (validate_subreg): Likewise.
11617 * except.c (can_throw_internal, can_throw_external): Likewise.
11618 * except.h (can_throw_internal, can_throw_external): Likewise.
11619 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
11620 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
11621 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
11622 simple_mem, store_ops_ok, load_kills_store, find_loads,
11623 store_killed_in_insn, store_killed_after, store_killed_before,
11624 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
11626 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
11627 noce_mem_write_may_trap_or_fault_p): Likewise.
11628 * pointer-set.c (pointer_set_contains, pointer_map_contains):
11630 * pointer-set.h (pointer_set_contains, pointer_map_contains):
11632 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
11633 probably_cold_bb_p, probably_never_executed_bb_p,
11634 edge_probability_reliable_p, br_prob_note_reliable_p,
11635 can_predict_insn_p): Likewise.
11636 * regclass.c (reg_set_to_hard_reg_set): Likewise.
11637 * resource.c (return_insn_p): Likewise.
11638 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
11640 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
11641 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
11642 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
11643 verify_gimple_modify_stmt): Likewise.
11644 * tree-chrec.c (is_not_constant_evolution,
11645 is_multivariate_chrec_rec, is_multivariate_chrec,
11646 chrec_contains_symbols, chrec_contains_undetermined,
11647 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
11648 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
11649 eq_evolutions_p, scev_direction): Likewise.
11650 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
11651 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
11652 chrec_contains_symbols_defined_in_loop,
11653 chrec_contains_undetermined, tree_contains_chrecs,
11654 evolution_function_is_affine_multivariate_p,
11655 evolution_function_is_univariate_p, chrec_zerop,
11656 evolution_function_is_constant_p, evolution_function_is_affine_p,
11657 evolution_function_is_affine_or_constant_p,
11658 tree_does_not_contain_chrecs, chrec_type): Likewise.
11659 * tree-data-ref.c (tree_fold_divides_p,
11660 object_address_invariant_in_loop_p, dr_may_alias_p,
11661 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
11662 same_access_functions, constant_access_functions,
11663 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
11665 * tree-flow.h (scev_direction): Likewise.
11666 * tree-gimple.c (is_gimple_stmt): Likewise.
11667 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
11669 * tree-pretty-print.c (op_prio): Likewise.
11670 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
11671 analyzable_condition, backedge_phi_arg_p): Likewise.
11672 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
11673 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
11674 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
11677 2007-08-13 Dan Hipschman <dsh@google.com>
11680 * c-format.c (check_format_arg): Move check for zero-length
11681 format strings below the check for unterminated strings.
11683 2007-08-13 Andrew Pinski <pinskia@gmail.com>
11686 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
11689 2007-08-13 Nick Clifton <nickc@redhat.com>
11691 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
11693 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11696 * c-format.c (gcc_gfc_length_specs): New array.
11697 (gcc_gfc_char_table): Add unsigned specifier, and references to
11698 the l length modifier.
11699 (format_types_orig): Use the new gcc_gfc_length_specs.
11701 2007-08-12 Sa Liu <saliu@de.ibm.com>
11703 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
11704 and with REG_RETVAL note after split.
11706 2007-08-11 David Daney <ddaney@avtrex.com>
11708 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
11709 as ATTRIBUTE_UNUSED.
11711 2007-08-11 David Edelsohn <edelsohn@gnu.org>
11712 Segher Boessenkool <segher@kernel.crashing.org>
11714 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
11715 HAVE_LOCAL_CPU_DETECT not defined.
11717 2007-08-11 Jan Hubicka <jh@suse.cz>
11719 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
11720 (cgraph_process_new_functions): Honor previous value of
11721 disregard_inline_limits.
11722 * ipa-inline.c (compute_inline_parameters): Likewise.
11724 2007-08-11 Ian Lance Taylor <iant@google.com>
11726 * alias.h (alias_set_type): Define new type.
11727 (ALIAS_SET_MEMORY_BARRIER): Use it.
11728 * rtl.h: Include alias.h.
11729 (struct mem_attrs): Use alias_set_type.
11730 * tree.h: Include alias.h
11731 (struct tree_type): Use alias_set_type.
11732 (struct tree_struct_field_tag): Likewise.
11733 (struct tree_decl_common): Likewise.
11734 * alias.c (struct alias_set_entry): Use alias_set_type.
11735 (get_alias_set_entry, alias_set_subset_of): Likewise.
11736 (alias_sets_conflict_p): Likewise.
11737 (alias_sets_must_conflict_p): Likewise.
11738 (objects_must_conflict_p): Likewise.
11739 (get_alias_set, new_alias_set): Likewise.
11740 (record_alias_subset, record_component_aliases): Likewise.
11741 (varargs_set, frame_set): Change to alias_set_type.
11742 (get_varargs_alias_set): Use alias_set_type.
11743 (get_frame_alias_set): Likewise.
11744 * builtins.c (setjmp_alias_set): Change to alias_set_type.
11745 * dse.c (struct store_info): Use alias_set_type.
11746 (struct read_info, struct clear_alias_mode_holder): Likewise.
11747 (clear_alias_set_lookup, canon_address): Likewise.
11748 (record_store, check_mem_read_rtx): Likewise.
11749 (dse_record_singleton_alias_set): Likewise.
11750 (dse_invalidate_singleton_alias_set): Likewise.
11751 * emit-rtl.c (get_mem_attrs): Likewise.
11752 (set_mem_attributes_minus_bitpos): Likewise.
11753 (set_mem_alias_set): Likewise.
11754 * expr.c (store_constructor_field, store_field): Likewise.
11755 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
11756 * langhooks.c (lhd_get_alias_set): Likewise.
11757 * langhooks-def.h (lhd_get_alias_set): Likewise.
11758 * reload1.c (alter_reg): Likewise.
11759 * tree-flow.h (struct fieldoff): Likewise.
11760 * tree-ssa-alias.c (struct alias_map_d): Likewise.
11761 (may_alias_p, get_smt_for, create_sft): Likewise.
11762 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
11763 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
11764 (merge_smts_into): Likewise.
11765 * varasm.c (const_alias_set): Likewise.
11766 * c-common.c (strict_aliasing_warning): Likewise.
11767 (c_common_get_alias_set): Likewise.
11768 * dse.h (dse_record_singleton_alias_set): Update declaration.
11769 (dse_invalidate_singleton_alias_set): Likewise.
11770 * emit-rtl.h (set_mem_alias_set): Likewise.
11771 * c-common.h (c_common_get_alias_set): Likewise.
11772 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
11773 * print-tree.c (print_node): Likewise.
11774 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
11776 (alpha_setup_incoming_varargs): Use alias_set_type.
11777 * config/i386/i386.c (setup_incoming_varargs_64): Use
11779 (setup_incoming_varargs_ms_64): Likewise.
11780 (ix86_GOT_alias_set): Likewise.
11781 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11782 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
11783 (set): Change to alias_set_type.
11784 (get_TOC_alias_set): Use alias_set_type.
11785 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
11787 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
11788 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
11790 (struct_value_alias_set): Likewise.
11791 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
11793 2007-08-11 Richard Sandiford <richard@codesourcery.com>
11795 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
11796 * config/vxworks.h (TARGET_VXWORKS): Override.
11797 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
11798 "mips" if TARGET_VXWORKS.
11800 2007-08-11 Richard Sandiford <richard@codesourcery.com>
11802 * calls.c (avoid_likely_spilled_reg): New function.
11803 (expand_call): Use it.
11805 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11807 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
11809 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
11811 * config/mips/predicates.md (const_call_insn_operand): Invoke
11812 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
11814 2007-08-10 David Edelsohn <edelsohn@gnu.org>
11817 * config/rs6000/driver-rs6000.c: Include link.h.
11818 Use ElfW instead of wordsize-specif typedef.
11820 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11822 * system.h (CONST_CAST): New.
11823 * c-decl.c (c_make_fname_decl): Use it.
11824 * c-lex.c (cb_ident, lex_string): Likewise.
11825 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11826 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
11827 give_switch, set_multilib_dir): Likewise.
11828 * gengtype-parse.c (string_seq, typedef_name): Likewise.
11829 * passes.c (execute_one_pass): Likewise.
11830 * prefix.c (update_path): Likewise.
11831 * pretty-print.c (pp_base_destroy_prefix): Likewise.
11832 * tree.c (build_string): Likewise.
11834 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
11836 * tree-flow-inline.h (is_exec_stmt): Remove.
11837 (is_label_stmt): Remove.
11838 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
11841 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
11843 * lower-subreg.c (resolve_shift_zext): Don't adjust
11844 src_reg_num for wordmode operands.
11846 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
11847 David Ung <davidu@mips.com>
11849 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
11850 (TARGET_SCHED_REORDER2): Define.
11851 (mips_maybe_swap_ready): New.
11852 (mips_last_74k_agen_insn): New.
11853 (mips_74k_agen_init): New.
11854 (mips_74k_agen_reorder): New function to group loads and stores
11855 in the ready queue.
11856 (mips_sched_init): New.
11857 (mips_sched_reorder): Don't do initialization here. Call
11858 mips_74k_agen_reorder.
11859 (mips_variable_issue): Call mips_74k_agen_init.
11861 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
11863 * tree-flow-inline.h (get_filename): Remove.
11865 2007-08-10 Richard Sandiford <richard@codesourcery.com>
11867 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
11869 (mips_fetch_insns): Delete in favor of...
11870 (mips_load_store_insns): ...this new function.
11871 * config/mips/mips.c (mips_address_insns): Add a boolean argument
11872 to say whether multiword moves _might_ be split.
11873 (mips_fetch_insns): Delete in favor of...
11874 (mips_load_store_insns): ...this new function.
11875 (mips_rtx_costs): Update the call to mips_address_insns.
11876 (mips_address_cost): Likewise.
11877 * config/mips/mips.md (length): Use mips_load_store_insns instead
11878 of mips_fetch_insns.
11879 * config/mips/constraints.md (R): Use mips_address_insns rather
11880 than mips_fetch_insns. Assume that the move never needs to be split.
11882 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
11884 * config/mips/mips.opt (mhard-float, msoft-float): Make these
11885 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
11886 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
11887 * config/mips/mips.h (mips16_hard_float): Delete.
11888 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
11889 definitions, and replace with....
11890 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
11891 * config/mips/mips.c (mips16_hard_float): Delete. Replace
11892 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
11893 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
11894 (override_options): Replace MASK_SOFT_FLOAT references with
11895 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
11896 and mips16_hard_float when TARGET_MIPS16.
11898 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11901 * c-typeck.c (build_binary_op): Check for non pointer types before
11902 calling int_fits_type_p.
11904 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11906 PR middle-end/32813
11907 * fold-const.c (omit_one_operand): Return only the ommitted expression
11908 if the result is an empty statement.
11909 (pedantic_omit_one_operand): Likewise.
11911 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
11913 * c-typeck.c (readonly_error): Improve error for assignment.
11915 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
11917 (pp_c_expression): Ditto.
11919 2007-08-09 Simon Baldwin <simonb@google.com>
11921 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
11922 break that was preventing simplify_associative_operation() for xor.
11924 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
11925 Nigel Stephens <nigel@mips.com>
11927 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
11928 Document change in interpretation of value from boolean to
11930 * optabs.c (expand_ffs, expand_ctz): New functions to compute
11931 ffs and ctz using clz.
11932 (expand_unop): Call them.
11933 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
11935 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
11936 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
11937 enable the new ffs expansion on this target.
11939 2007-08-09 Jan Hubicka <jh@suse.cz>
11941 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
11942 (expand_ternary_op): Likewise.
11943 (expand_vec_shift_expr): Likewise.
11944 (expand_binop_directly): Likewise.
11945 (expand_binop): Likewise.
11946 (sign_expand_binop): Likewise.
11947 (expand_twoval_unop): Likewise.
11948 (expand_twoval_binop): Likewise.
11949 (expand_twoval_binop_libfunc): Likewise.
11950 (widen_clz): Likewise.
11951 (widen_bswap): Likewise.
11952 (expand_parity): Likewise.
11953 (expand_unop): Likewise.
11954 (expand_abs_nojump): Likewise.
11955 (expand_copysign): Likewise.
11956 (emit_no_conflict_block): Likewise.
11957 (emit_libcall_block): Likewise.
11958 (can_compare_p): Likewise.
11959 (prepare_cmp_insn): Likewise.
11960 (emit_cmp_and_jump_insn_1): Likewise.
11961 (prepare_float_lib_cmp): Likewise.
11962 (emit_conditional_add): Likewise.
11963 (gen_add2_insn): Likewise.
11964 (have_add2_insn): Likewise.
11965 (gen_sub2_insn): Likewise.
11966 (have_sub2_insn): Likewise.
11967 (can_extend_p): Likewise.
11968 (can_fix_p): Likewise.
11969 (can_float_p): Likewise.
11970 (expand_float): Likewise.
11971 (expand_fix): Likewise.
11972 (expand_sfix_optab): Likewise.
11973 (new_optab): Likewise.
11974 (new_convert_optab): Likewise.
11975 (init_libfuncs): Likewise.
11976 (init_interclass_conv_libfuncs): Likewise.
11977 (init_intraclass_conv_libfuncs): Likewise.
11978 (set_conv_libfunc): Likewise.
11979 (init_optabs): Likewise.
11980 (debug_optab_libfuncs): Likewise.
11981 (gen_cond_trap): Likewise.
11982 * optabs.h (optab_handler, convert_optab_hanlder): New.
11983 * genopinit.c: Update optabs generation table.
11984 * reload.c (find_reloads_address_1): Use optabs accestors.
11985 * builtins.c (expand_builtin_mathfn): Likewise.
11986 (expand_builtin_mathfn_2): Likewise.
11987 (expand_builtin_mathfn_3): Likewise.
11988 (expand_builtin_interclass_mathfn): Likewise.
11989 (expand_builtin_sincos): Likewise.
11990 (expand_builtin_cexpi): Likewise.
11991 (expand_builtin_powi): Likewise.
11992 (expand_builtin_strlen): Likewise.
11993 * dojump.c (do_jump): Likewise.
11994 * expr.c (convert_move): Likewise.
11995 (move_by_pieces): Likewise.
11996 (move_by_pieces_ninsns): Likewise.
11997 (can_store_by_pieces): Likewise.
11998 (store_by_pieces_1): Likewise.
11999 (emit_move_via_integer): Likewise.
12000 (emit_move_complex): Likewise.
12001 (emit_move_ccmode): Likewise.
12002 (emit_move_insn_1): Likewise.
12003 (emit_single_push_insn): Likewise.
12004 (store_constructor): Likewise.
12005 (expand_expr_real_1): Likewise.
12006 (do_store_flag): Likewise.
12007 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
12008 (enumerate_modes): Likewise.
12009 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
12010 (supportable_widening_operation): Likewise.
12011 (supportable_narrowing_operation): Likewise.
12012 * expmed.c (store_bit_field_1): Likewise.
12013 (extract_bit_field_1): Likewise.
12014 (expand_mult_highpart_optab): Likewise.
12015 (expand_smod_pow2): Likewise.
12016 (expand_divmod): Likewise.
12017 (emit_store_flag): Likewise.
12018 * tree-vect-patterns.c
12019 (vect_pattern_recog_1): Likewise.
12020 * tree-ssa-loop-prefetch.c
12021 (nontemporal_store_p): Likewise.
12022 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
12023 (vect_create_epilog_for_reduction): Likewise.
12024 (vectorizable_reduction): Likewise.
12025 (vectorizable_operation): Likewise.
12026 (vect_strided_store_supported): Likewise.
12027 (vectorizable_store): Likewise.
12028 (vect_strided_load_supported): Likewise.
12029 (vectorizable_load): Likewise.
12030 * combine.c (simplify_comparison): Likewise.
12031 * tree-vect-generic.c
12032 (type_for_widest_vector_mode): Likewise.
12033 (expand_vector_operations_1): Likewise.
12034 * config/spu/spu.c (spu_expand_mov): Likewise.
12035 (spu_emit_vector_compare): Likewise.
12036 * config/rs6000/rs6000.c
12037 (rs6000_emit_vector_compare): Likewise.
12038 * stmt.c (add_case_node): Likewise.
12039 * reload1.c (gen_reload):
12041 2007-08-09 Michael Matz <matz@suse.de>
12043 * tree.h (fixed_zerop): Declare as taking a const_tree.
12044 * tree.c (fixed_zerop): Take a const_tree.
12046 2007-08-09 Ira Rosen <irar@il.ibm.com>
12048 * tree-vect-transform.c (vectorizable_store): Remove call to
12049 copy_virtual_operands() and call mark_symbols_for_renaming() for
12050 the created vector store.
12051 (vect_setup_realignment): Don't call copy_virtual_operands() and
12052 update_vuses_to_preheader().
12053 (vectorizable_load): Don't call copy_virtual_operands().
12054 (update_vuses_to_preheader): Remove.
12056 2007-08-08 Chao-ying Fu <fu@mips.com>
12058 * tree.def (FIXED_POINT_TYPE): New type.
12059 (FIXED_CST): New constant.
12060 (FIXED_CONVERT_EXPR): New expr.
12061 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
12062 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
12063 * tree.h (struct tree_base): Add saturating_flag.
12064 Remove one bit of spare for saturating_flag.
12065 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
12066 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
12067 FIXED_POINT_TYPE_P): Define.
12068 (TYPE_SATURATING): Define.
12069 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
12070 (struct tree_fixed_cst): New.
12071 (TYPE_IBIT, TYPE_FBIT): Define.
12072 (tree_node): Add fixed_cst.
12073 (enum tree_index): Add new enumeration values of
12074 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
12075 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
12076 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
12077 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
12078 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
12079 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
12080 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
12081 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
12082 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
12083 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
12084 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
12085 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
12086 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
12087 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
12088 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
12089 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
12090 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
12091 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
12092 (sat_short_fract_type_node, sat_fract_type_node,
12093 sat_long_fract_type_node, sat_long_long_fract_type_node,
12094 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
12095 sat_unsigned_long_fract_type_node,
12096 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
12097 fract_type_node, long_fract_type_node, long_long_fract_type_node,
12098 unsigned_short_fract_type_node, unsigned_fract_type_node,
12099 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
12100 sat_short_accum_type_node, sat_accum_type_node,
12101 sat_long_accum_type_node, sat_long_long_accum_type_node,
12102 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
12103 sat_unsigned_long_accum_type_node,
12104 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
12105 accum_type_node, long_accum_type_node, long_long_accum_type_node,
12106 unsigned_short_accum_type_node, unsigned_accum_type_node,
12107 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
12108 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
12109 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
12110 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
12111 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
12112 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
12113 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
12114 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
12115 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
12116 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
12117 sat_uda_type_node, sat_uta_type_node): New macro.
12118 (make_fract_type, make_accum_type): Declare.
12119 (make_signed_fract_type, make_unsigned_fract_type,
12120 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
12121 make_signed_accum_type, make_unsigned_accum_type,
12122 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
12123 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
12124 make_or_reuse_sat_signed_fract_type,
12125 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
12126 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
12127 make_or_reuse_sat_unsigned_accum_type): New macro.
12128 (fixed_zerop): Declare.
12129 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
12130 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
12131 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
12132 LONG_LONG_ACCUM_TYPE_SIZE): Define.
12133 * treestruct.def: Add TS_FIXED_CST.
12134 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
12135 (tree.o): Likewise.
12136 (tree-dump.o): Likewise.
12137 (print-tree.o): Likewise.
12138 (tree-pretty-print.o): Likewise.
12139 (fold-const.o): Likewise.
12140 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
12141 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
12142 (is_gimple_min_invariant): Handle FIXED_CST.
12143 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
12144 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
12145 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12146 (layout_type): Handle FIXED_POINT_TYPE.
12147 (make_fract_type, make_accum_type): New functions.
12148 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
12149 * tree-dump.c (fixed-value.h): New include.
12150 (dump_fixed): New function.
12151 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
12152 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
12153 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
12154 * tree-pretty-print.c (fixed-value.h): New include.
12155 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
12156 FIXED_CONVERT_EXPR.
12157 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
12158 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
12159 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
12160 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
12161 for non-saturating fixed-point types.
12162 (reassociate_bb): Likewise.
12163 * emit-rtl.c (fixed-value.h): New include.
12164 (fconst0, fconst1): New array.
12165 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
12166 * tree-vect-generic.c expand_vector_operation): Support
12167 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
12168 MODE_VECTOR_UACCUM.
12169 (type_for_widest_vector_mode): Add one parameter for the
12171 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
12173 Pass the satp parameter to type_for_mode for fixed-point types.
12174 (expand_vector_operations_1): Pass the saturating flag to
12175 type_for_widest_vector_mode.
12176 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
12177 and MODE_VECTOR_UACCUM.
12178 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
12179 (vectorizable_condition): Likewise.
12180 * tree.c (fixed-value.h): New include.
12181 (tree_code_size): Support FIXED_CST.
12182 (build_fixed): New function.
12183 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
12184 (fixed_zerop): New function.
12185 (tree_node_structure): Support FIXED_CST.
12186 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
12187 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
12188 (type_hash_eq): Handle FIXED_POINT_TYPE.
12189 (simple_cst_equal): Support FIXED_CST.
12190 (iterative_hash_expr): Handle FIXED_CST.
12191 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
12192 (get_narrower): Likewise.
12193 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
12194 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
12195 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
12196 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
12198 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
12199 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12200 (initializer_zerop): Support FIXED_CST.
12201 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
12202 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
12203 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
12204 (is_base_type): Handle FIXED_POINT_TYPE.
12205 (add_type_attribute): Handle FIXED_POINT_TYPE.
12206 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
12207 * print-tree.c (fixed-value.h): New include.
12208 (print_node_brief): Support FIXED_CST.
12209 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
12210 * c-pretty-print.c (fixed-value.h): New include.
12211 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
12212 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
12213 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
12214 Support fixed-point types for inner items in VECTOR_TYPE.
12215 (pp_c_direct_declarator): Likewise.
12216 (pp_c_declarator): Likewise.
12217 (pp_c_fixed_constant): New function.
12218 (pp_c_constant): Handle FIXED_CST.
12219 (pp_c_primary_expression): Likewise.
12220 (pp_c_expression): Likewise.
12221 * fold-const.c (fixed-value.h): New include.
12222 (negate_expr_p): Return true for FIXED_CST.
12223 (fold_negate_expr): Support FIXED_CST.
12224 (split_tree): Support FIXED_CST.
12225 (const_binop): Support FIXED_CST.
12226 (fold_convert_const_int_from_fixed): New function to convert from
12228 (fold_convert_const_real_from_fixed): New function to convert from
12230 (fold_convert_const_fixed_from_fixed): New function to convert from
12231 fixed to another fixed.
12232 (fold_convert_const_fixed_from_int): New function to convert from
12234 (fold_convert_const_fixed_from_real): New function to convert from
12236 (fold_convert_const): Support conversions from fixed to int, from
12237 fixed to real, from fixed to fixed, from int to fixed, and from real
12239 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
12240 (operand_equal_p): Support FIXED_CST.
12241 (make_range): For fixed-point modes, we need to pass the
12242 saturating flag as the 2nd parameter.
12243 (tree_swap_operands_p): Handle FIXED_CST.
12244 (fold_plusminus_mult_expr): For fract modes, we cannot generate
12246 (fold_unary): Support FIXED_CONVERT_EXPR.
12247 (fold_binary): Handle FIXED_CST.
12248 Make sure the type is not saturating, before associating operations.
12249 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
12250 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
12251 (fold_negate_const): Support FIXED_CST.
12252 (fold_relational_const): Support FIXED_CST.
12253 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
12254 (gimplify_expr): Handle FIXED_CST.
12255 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
12256 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
12257 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
12258 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
12259 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
12260 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
12261 LONG_LONG_ACCUM_TYPE_SIZE.
12262 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
12263 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
12264 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
12265 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
12266 MODE_ACCUM, and MODE_UACCUM.
12267 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
12268 fixed-point types to disable reduction.
12269 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
12271 2007-08-08 David Edelsohn <edelsohn@gnu.org>
12273 * config/rs6000/x-rs6000: New file.
12274 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
12275 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
12276 (EXTRA_SPEC_FUNCTIONS): Define.
12277 (HAVE_LOCAL_CPU_DETECT): Define.
12278 (CC1_CPU_SPEC): Define.
12279 * config/rs6000/driver-rs6000.c: New file.
12280 * config/rs6000/aix.h (CC1_SPEC): Define.
12281 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
12282 * config.host: Add x-rs6000 to host_xmake_file if host and target
12283 are rs6000 or powerpc.
12285 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
12287 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
12289 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12290 Sandra Loosemore <sandra@codesourcery.com>
12291 Chao-ying Fu <fu@mips.com>
12292 Nigel Stephens <nigel@mips.com>
12293 David Ung <davidu@mips.com>
12295 * doc/invoke.texi (-mcode-readable): Document.
12296 * config/mips/mips.opt (mcode-readable): New option.
12297 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
12298 * config/mips/mips.h (mips_code_readable_setting): New enum.
12299 (mips_code_readable): Declare.
12300 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
12301 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
12302 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
12303 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
12304 boiler-plate comments.
12305 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
12306 * config/mips/mips.c (mips_code_readable): New variable.
12307 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
12308 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
12309 context and -mcode-readable setting to restrict the use of
12310 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
12311 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
12312 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
12313 (mips_blocks_for_constant_p): Only return false for
12314 TARGET_MIPS16_PCREL_LOADS.
12315 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
12316 for MIPS16. Handle SYMBOL_32_HIGH.
12317 (mips_const_insns): Allow HIGHs for MIPS16 too.
12318 (mips_unspec_address_offset): New function, split out from...
12319 (mips_unspec_address): ...here.
12320 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
12321 16-bit symbolic constants. Assert approropiate conditions for
12322 using the "la" and "dla" macros.
12323 (mips_handle_option): Handle -mcode-readable=.
12324 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
12325 Set up mips_lo_relocs[SYMBOL_32_HIGH].
12326 (mips_strip_unspec_address): New function, split out from...
12327 (print_operand_reloc): ...here.
12328 (print_operand): Pass constants through mips_strip_unspec_address.
12329 (print_operand_address): Likewise.
12330 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
12331 (mips_select_rtx_section): Remove MIPS16 handling.
12332 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
12333 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
12334 (mips16_lay_out_constants): Do nothing unless
12335 TARGET_MIPS16_PCREL_LOADS.
12336 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
12337 * config/mips/mips.md: Split HIGHs for MIPS16.
12338 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
12340 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12342 * config/mips/mips-protos.h (mips_emit_move): Declare.
12343 * config/mips/mips.c (mips_emit_move): New function.
12344 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
12345 (mips_legitimize_const_move): Likewise.
12346 (mips_legitimize_move): Likewise.
12347 (mips_split_64bit_move): Likewise.
12348 (mips_restore_gp): Likewise.
12349 (mips_load_call_address): Likewise.
12350 (mips_emit_fcc_reload): Likewise.
12351 (mips_set_return_address): Likewise.
12352 (mips_block_move_straight): Likewise.
12353 (mips_block_move_loop): Likewise.
12354 (mips_setup_incoming_varargs): Likewise.
12355 (mips_save_reg): Likewise.
12356 (mips_expand_prologue): Likewise.
12357 (mips_restore_reg): Likewise.
12358 (mips_expand_epilogue): Likewise.
12359 (mips_output_mi_thunk): Likewise.
12360 (build_mips16_call_stub): Likewise.
12361 (mips_builtin_branch_and_move): Likewise.
12362 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
12363 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
12364 (fixuns_truncdfdi2): Likewise.
12365 (fixuns_truncsfsi2): Likewise.
12366 (fixuns_truncsfdi2): Likewise.
12367 (loadgp_absolute): Likewise.
12368 (builtin_setjmp_setup): Likewise.
12369 (builtin_longjmp): Likewise.
12370 (untyped_call): Likewise.
12372 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12374 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
12375 an "rtx *" argument. Return a bool.
12376 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
12377 values and return true if they can be split. Take the same kind of
12378 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
12379 and store the lo_sum there if nonnull. Use the symbol type to
12380 determine whether a $gp or HIGH is needed.
12381 (mips_legitimize_address): Update call to mips_split_symbol and
12382 simplify accordingly.
12383 (mips_legitimize_const_move): Likewise.
12384 * config/mips/mips.md: In the combine define_split,
12385 check mips_split_symbol instead of splittable_symbolic_operand.
12386 Update use of mips_split_symbol in the generator code.
12387 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
12389 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12391 * config/mips/mips.c (mips_symbolic_address_p): Delete.
12392 (mips_symbol_insns_1): New function, split out from...
12393 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
12394 and stores separately from load addresses.
12395 (mips_classify_address): Replace uses of mips_symbolic_address_p
12396 with uses of mips_symbol_insns.
12397 (mips_address_insns): Update calls to mips_symbol_insns.
12398 (mips_const_insns): Likewise.
12399 (mips_legitimize_address): Likewise.
12401 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12403 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
12404 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
12405 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
12406 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
12407 non-call contexts if TARGET_MIPS16.
12408 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
12409 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
12410 code for SYMBOL_ABSOLUTE.
12411 (mips_symbol_insns): Likewise.
12413 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12415 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
12416 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
12417 (mips_symbolic_constant_p): Likewise. Update the call to
12418 mips_classify_symbol.
12419 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
12420 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
12421 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
12422 (print_operand_reloc): Add a context argument. Update the call to
12423 mips_symbolic_constant_p.
12424 (print_operand): Update the calls to print_operand_reloc.
12425 (print_operand_address): Use print_operand_reloc rather than
12427 (mips_rewrite_small_data_p): Add a context argument. Update the call
12428 to mips_symbolic_constant_p.
12429 (mips_small_data_pattern_1): Make DATA the containing mem.
12430 Update the call to mips_rewrite_small_data_p.
12431 (mips_rewrite_small_data_1): Likewise.
12432 (mips_use_anchors_for_symbol_p): Update the call to
12433 mips_symbolic_constant_p.
12434 * config/mips/predicates.md (const_call_insn_operand): Likewise.
12435 (splittable_symbolic_operand): Likewise.
12436 (move_operand): Likewise.
12437 (absolute_symbolic_operand): Likewise.
12438 (got_disp_operand): Likewise.
12439 (got_page_ofst_operand): Likewise.
12441 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12443 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
12444 (SYMBOL_ABSOLUTE): ...this.
12445 (SYMBOL_SMALL_DATA): Rename to...
12446 (SYMBOL_GP_RELATIVE): ...this.
12447 (SYMBOL_CONSTANT_POOL): Rename to...
12448 (SYMBOL_PC_RELATIVE): ...this.
12449 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
12450 (mips_symbolic_address_p, mips_symbol_insns, override_options)
12451 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
12452 after above changes.
12453 * config/mips/predicates.md (const_call_insn_operand): Likewise.
12454 (general_symbolic_operand): Rename to...
12455 (absolute_symbolic_operand): ...this.
12456 * config/mips/mips.md: Update after above changes.
12458 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
12459 Revital Eres <eres@il.ibm.com>
12461 * ddg.c (print_ddg): Add dump information.
12462 * modulo-sched.c (print_node_sched_params): Add parameter and
12464 (calculate_maxii): Remove function.
12465 (undo_generate_reg_moves): Likewise.
12466 (undo_permute_partial_schedule): Likewise.
12467 (kernel_number_of_cycles): Likewise.
12468 (MAXII_FACTOR): New definition to calculate the upper bound of II.
12469 (sms_schedule): Use it. Remove profitability checks.
12470 (sms_schedule_by_order): Fix order of nodes within the cycle.
12472 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
12474 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
12475 -profile option, add pie support.
12476 (ENDFILE_SPEC): New spec.
12477 * config/gnu.h (LIB_SPEC): Add -profile option.
12479 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
12481 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
12482 * config/gnu.h (LIB_SPEC): Likewise.
12484 2007-08-07 Yaz Saito <saito@google.com>
12485 Ian Lance Taylor <iant@google.com>
12487 * common.opt (finstrument-functions-exclude-function-list): New
12489 (finstrument-functions-exclude-file-list): New option.
12490 * opts.c (char_p): Define and DEF_VEC.
12491 (flag_instrument_functions_exclude_functions): New static
12493 (flag_instrument_functions_exclude_files): New static variable.
12494 (add_instrument_functions_exclude_list): New static function.
12495 (flag_instrument_functions_exclude_p): New function.
12496 (common_handle_option): Handle new options.
12497 * flags.h (flag_instrument_functions_exclude_p): Declare.
12498 * gimplify.c (gimplify_function_tree): Call
12499 flag_instrument_functions_exclude_p.
12500 * doc/invoke.texi (Option Summary): Mention new options.
12501 (Code Gen Options): Document new options.
12503 2007-08-07 Ian Lance Taylor <iant@google.com>
12505 PR rtl-optimization/32776
12506 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
12507 (resolve_use): Likewise.
12508 (decompose_multiword_subregs): Remove "changed" local variable.
12510 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
12512 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
12513 * configure: Regenerate.
12514 * config.in: Regenerate.
12515 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
12518 2007-08-07 Ian Lance Taylor <iant@google.com>
12520 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
12521 note, just delete the insn.
12523 2007-08-07 Andreas Schwab <schwab@suse.de>
12526 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
12529 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
12531 * lower-subreg.c (resolve_subreg_use): Remove assertion.
12532 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
12533 (decompose_multiword_subregs): Use the functions above to decompose
12534 multiword shifts and zero-extends.
12536 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
12538 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
12539 "assemble" descriptions which were swapped.
12541 2007-08-06 Chao-ying Fu <fu@mips.com>
12543 * fixed-value.h: New file.
12544 * fixed-value.c: New file.
12545 * Makefile.in (OBJS-common): Add fixed-value.o.
12546 (fixed-value.o): New rule.
12547 (GTFILES): Add fixed-value.h.
12548 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
12549 to compare a.low and b.low.
12550 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
12552 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
12553 Daniel Jacobowitz <dan@codesourcery.com>
12556 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
12558 (x86_64-*-netbsd*): Likewise.
12559 (x86_64-*-linux*): Likewise.
12560 (x86_64-*-kfreebsd*-gnu): Likewise.
12561 (x86_64-*-knetbsd*-gnu): Likewise.
12562 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
12564 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
12566 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
12567 Add -fno-asynchronous-unwind-tables.
12569 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
12570 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
12571 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
12572 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
12573 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
12575 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12577 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
12578 (TARGET_C_MODE_FOR_SUFFIX): New.
12580 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12582 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
12584 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12586 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
12588 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
12590 * config/i386/i386.md: Check TARGET_ macros and optimize_size
12591 before checking function returns in conditional expressions.
12593 2007-08-06 Alfred Minarik <a.minarik@aon.at>
12596 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
12598 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12600 PR middle-end/32988
12601 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
12602 for INTEGRAL_TYPE_P.
12604 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
12606 * configure.ac: Remove --enable-checking=df from default settings.
12607 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
12608 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
12609 if the parameter is true.
12610 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
12611 DF_VERIFY_SCHEDULED flag is true.
12612 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
12613 (df_finish_pass): Adjust prototype.
12614 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
12617 * see.c (pass_see): Add TODO_df_verify.
12618 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
12619 * global.c (rest_of_handle_global_alloc): Schedule verification
12621 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
12623 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
12624 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
12625 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
12627 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
12628 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
12629 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
12631 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
12632 Revital Eres <eres@il.ibm.com>
12634 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
12636 * ddg.c (create_ddg_dependence): Rename to...
12637 (create_ddg_dep_from_intra_loop_link): This. Do not check
12638 for interloop edges. Do not create anti dependence edge when
12639 a true dependence edge exists in the opposite direction and
12640 -fmodulo-sched-allow-regmoves is set.
12641 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
12642 (add_cross_iteration_register_deps): Create anti dependence edge
12643 when -fno-modulo-sched-allow-regmoves is set.
12644 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
12646 2007-08-04 Richard Sandiford <richard@codesourcery.com>
12648 * config/arm/arm.md (movsi): Add braces.
12650 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12652 PR middle-end/32780
12653 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
12654 operands for the folding of "A - (A & B)" into "~B & A"; cast them
12657 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
12659 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
12660 state accessor functions.
12661 * cfgloopmanip.c (remove_path, create_preheaders,
12662 force_single_succ_latches, fix_loop_structure): Ditto.
12663 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
12664 tree_duplicate_loop_to_header_edge): Ditto.
12665 * cfgloopanal.c (mark_irreducible_loops): Ditto.
12666 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
12668 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
12669 cleanup_tree_cfg): Ditto.
12670 * tree-cfg.c (tree_merge_blocks): Ditto.
12671 * cfgloop.c (rescan_loop_exit, record_loop_exits,
12672 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
12673 loop_preheader_edge, single_exit): Ditto.
12674 (flow_loops_find): Do not clear loops->state.
12675 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
12676 loops_state_clear): New functions.
12678 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12680 PR middle-end/32399
12681 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
12682 when adding to the base and convert ELT to sizetype instead of type.
12684 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12686 PR middle-end/32304
12687 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
12688 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
12690 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12692 PR middle-end/32935
12693 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
12694 correct type the negate expression.
12696 2007-08-03 Jan Hubicka <jh@suse.cz>
12698 * config/i386/i386.c (setup_incoming_varargs_64): Tolerate 64bit
12699 preferred stack boundary.
12701 2007-08-03 David Edelsohn <edelsohn@gnu.org>
12703 * config/rs6000/rs6000.c (struct processor_cost): Change
12704 l1_cache_lines to l1_cache_size. Add l2_cache_size.
12705 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
12707 (rios1_costs, rios2_cost): Correct cache line size.
12708 (rs6000_override_options): Set l2-cache-size parameter.
12710 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12711 Diego Novillo <dnovillo@google.com>
12714 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
12715 if the range includes 0.
12717 2007-08-03 Ben Elliston <bje@au.ibm.com>
12719 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
12720 mode to unspec expressions to silence a warning from the generator
12723 2007-08-02 Steve Ellcey <sje@cup.hp.com>
12725 * config/ia64/constraints.md ("U"): Make constraint vector only.
12727 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
12729 PR middle-end/25446
12730 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
12731 always_inline attribute on the function decl.
12733 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
12735 PR middle-end/25445
12736 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
12737 if we are compiling with -fPIC.
12739 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
12740 Nigel Stephens <nigel@mips.com>
12742 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
12743 Define for MIPS32 and MIPS64.
12745 2007-08-02 Nick Clifton <nickc@redhat.com>
12747 * config/host-hpux.c: Change copyright header to refer to version
12748 3 of the GNU General Public License and to point readers at the
12749 COPYING3 file and the FSF's license web page.
12750 * config/alpha/predicates.md, config/alpha/vms-ld.c,
12751 config/alpha/linux.h, config/alpha/alpha.opt,
12752 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
12753 config/alpha/vms-unwind.h, config/alpha/ev4.md,
12754 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
12755 config/alpha/alpha.h, config/alpha/sync.md,
12756 config/alpha/openbsd.h, config/alpha/alpha.md,
12757 config/alpha/alpha-modes.def, config/alpha/ev5.md,
12758 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
12759 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
12760 config/alpha/constraints.md, config/alpha/osf.h,
12761 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
12762 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
12763 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
12764 config/frv/frv-asm.h, config/frv/frv-protos.h,
12765 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
12766 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
12767 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
12768 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
12769 config/s390/s390.opt, config/s390/s390-modes.def,
12770 config/s390/fixdfdi.h, config/s390/constraints.md,
12771 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
12772 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
12773 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
12774 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
12775 config/m32c/prologue.md, config/m32c/m32c.abi,
12776 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
12777 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
12778 config/m32c/t-m32c, config/m32c/m32c-modes.def,
12779 config/m32c/jump.md, config/m32c/shift.md,
12780 config/m32c/m32c-protos.h, config/libgloss.h,
12781 config/spu/spu-protos.h, config/spu/predicates.md,
12782 config/spu/spu-builtins.h, config/spu/spu.c,
12783 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
12784 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
12785 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
12786 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
12787 config/sparc/hypersparc.md, config/sparc/predicates.md,
12788 config/sparc/linux.h, config/sparc/sp64-elf.h,
12789 config/sparc/supersparc.md, config/sparc/cypress.md,
12790 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
12791 config/sparc/niagara.md, config/sparc/sparc.md,
12792 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
12793 config/sparc/sparc.opt, config/sparc/sync.md,
12794 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
12795 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
12796 config/sparc/sparc.c, config/sparc/little-endian.opt,
12797 config/sparc/sysv4-only.h, config/sparc/sparc.h,
12798 config/sparc/linux64.h, config/sparc/freebsd.h,
12799 config/sparc/sol2.h, config/sparc/rtemself.h,
12800 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
12801 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
12802 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
12803 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
12804 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
12805 config/m32r/linux.h, config/m32r/constraints.md,
12806 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
12807 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
12808 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
12809 config/i386/i386.md, config/i386/netware-crt0.c,
12810 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
12811 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
12812 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
12813 config/i386/sol2.h, config/i386/constraints.md,
12814 config/i386/netware-libgcc.c, config/i386/sysv5.h,
12815 config/i386/predicates.md, config/i386/geode.md,
12816 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
12817 config/i386/freebsd64.h, config/i386/vxworksae.h,
12818 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
12819 config/i386/rtemself.h, config/i386/netbsd-elf.h,
12820 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
12821 config/i386/netware.h, config/i386/i386-modes.def,
12822 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
12823 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
12824 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
12825 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
12826 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
12827 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
12828 config/i386/xm-mingw32.h, config/i386/linux64.h,
12829 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
12830 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
12831 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
12832 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
12833 config/i386/cygwin2.c, config/i386/i386-protos.h,
12834 config/i386/sync.md, config/i386/openbsd.h,
12835 config/i386/host-mingw32.c, config/i386/i386-aout.h,
12836 config/i386/nto.h, config/i386/biarch64.h,
12837 config/i386/i386-coff.h, config/i386/freebsd.h,
12838 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
12839 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
12840 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
12841 config/darwin-protos.h, config/linux.opt, config/sol2.c,
12842 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
12843 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
12844 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
12845 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
12846 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
12847 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
12848 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
12849 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
12850 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
12851 config/sh/superh64.h, config/sh/rtemself.h,
12852 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
12853 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
12854 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
12855 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
12856 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
12857 config/avr/predicates.md, config/avr/constraints.md,
12858 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
12859 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
12860 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
12861 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
12862 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
12863 config/c4x/c4x-modes.def, config/c4x/rtems.h,
12864 config/c4x/predicates.md, config/c4x/c4x.h,
12865 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
12866 config/xtensa/predicates.md, config/xtensa/xtensa.c,
12867 config/xtensa/linux.h, config/xtensa/xtensa.h,
12868 config/xtensa/elf.h, config/xtensa/xtensa.md,
12869 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
12870 config/xtensa/xtensa-protos.h, config/dbx.h,
12871 config/stormy16/predicates.md, config/stormy16/stormy16.md,
12872 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
12873 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
12874 config/host-solaris.c, config/fr30/fr30.h,
12875 config/fr30/predicates.md, config/fr30/fr30-protos.h,
12876 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
12877 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
12878 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
12879 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
12880 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
12881 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
12882 config/host-linux.c, config/interix3.h, config/cris/cris.c,
12883 config/cris/predicates.md, config/cris/linux.h,
12884 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
12885 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
12886 config/cris/aout.opt, config/cris/cris-protos.h,
12887 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
12888 config/iq2000/iq2000.h, config/iq2000/predicates.md,
12889 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
12890 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
12891 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
12892 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
12893 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
12894 config/chorus.h, config/mn10300/mn10300.c,
12895 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
12896 config/mn10300/mn10300.h, config/mn10300/linux.h,
12897 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
12898 config/mn10300/mn10300.md, config/ia64/predicates.md,
12899 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
12900 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
12901 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
12902 config/ia64/freebsd.h, config/ia64/ia64.md,
12903 config/ia64/ia64-modes.def, config/ia64/constraints.md,
12904 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
12905 config/gofast.h, config/rtems.h, config/sol2-10.h,
12906 config/m68k/predicates.md, config/m68k/m68k.md,
12907 config/m68k/linux.h, config/m68k/m68k-modes.def,
12908 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
12909 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
12910 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
12911 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
12912 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
12913 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
12914 config/m68k/constraints.md, config/m68k/rtemself.h,
12915 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
12916 config/m68k/uclinux.h, config/rs6000/power4.md,
12917 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
12918 config/rs6000/linux.h, config/rs6000/eabi.h,
12919 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
12920 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
12921 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
12922 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
12923 config/rs6000/windiss.h, config/rs6000/603.md,
12924 config/rs6000/aix41.h, config/rs6000/cell.md,
12925 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
12926 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
12927 config/rs6000/darwin.md, config/rs6000/darwin64.h,
12928 config/rs6000/default64.h, config/rs6000/7xx.md,
12929 config/rs6000/darwin.opt, config/rs6000/spe.md,
12930 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
12931 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
12932 config/rs6000/7450.md, config/rs6000/linux64.h,
12933 config/rs6000/constraints.md, config/rs6000/440.md,
12934 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
12935 config/rs6000/rs6000.c, config/rs6000/aix52.h,
12936 config/rs6000/rs6000.h, config/rs6000/power6.md,
12937 config/rs6000/predicates.md, config/rs6000/altivec.md,
12938 config/rs6000/aix64.opt, config/rs6000/rios1.md,
12939 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
12940 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
12941 config/rs6000/darwin7.h, config/rs6000/dfp.md,
12942 config/rs6000/linux64.opt, config/rs6000/sync.md,
12943 config/rs6000/vxworksae.h, config/rs6000/power5.md,
12944 config/rs6000/lynx.h, config/rs6000/biarch64.h,
12945 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
12946 config/rs6000/eabispe.h, config/rs6000/e500.h,
12947 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
12948 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
12949 config/rs6000/aix.h, config/rs6000/vxworks.h,
12950 config/rs6000/40x.md, config/rs6000/aix51.h,
12951 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
12952 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
12953 config/arc/arc.h, config/mcore/mcore-elf.h,
12954 config/mcore/mcore-protos.h, config/mcore/predicates.md,
12955 config/mcore/mcore.md, config/mcore/mcore.c,
12956 config/mcore/mcore.opt, config/mcore/mcore.h,
12957 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
12958 config/score/predicates.md, config/score/score-version.h,
12959 config/score/score-protos.h, config/score/misc.md,
12960 config/score/elf.h, config/score/score.c, config/score/mac.md,
12961 config/score/score7.md, config/score/score.h,
12962 config/score/score-conv.h, config/score/score-mdaux.c,
12963 config/score/score.md, config/score/score.opt,
12964 config/score/score-modes.def, config/score/score-mdaux.h,
12965 config/score/mul-div.S, config/arm/uclinux-elf.h,
12966 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
12967 config/arm/symbian.h, config/arm/linux-elf.h,
12968 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
12969 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
12970 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
12971 config/arm/strongarm-pe.h, config/arm/arm.h,
12972 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
12973 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
12974 config/arm/arm-modes.def, config/arm/linux-eabi.h,
12975 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
12976 config/arm/arm-cores.def, config/arm/arm-protos.h,
12977 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
12978 config/arm/wince-pe.h, config/arm/neon.md,
12979 config/arm/constraints.md, config/arm/neon.ml,
12980 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
12981 config/arm/arm.opt, config/arm/arm926ejs.md,
12982 config/arm/predicates.md, config/arm/iwmmxt.md,
12983 config/arm/arm_neon.h, config/arm/unknown-elf.h,
12984 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
12985 config/arm/neon-testgen.ml, config/arm/arm.md,
12986 config/arm/xscale-coff.h, config/arm/pe.c,
12987 config/arm/arm-generic.md, config/arm/pe.h,
12988 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
12989 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
12990 config/arm/strongarm-elf.h, config/arm/cirrus.md,
12991 config/arm/netbsd-elf.h, config/arm/vxworks.h,
12992 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
12993 config/pa/predicates.md, config/pa/pa64-hpux.h,
12994 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
12995 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
12996 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
12997 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
12998 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
12999 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
13000 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
13001 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
13002 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
13003 config/pa/pa64-regs.h, config/pa/pa-modes.def,
13004 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
13005 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
13006 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
13007 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
13008 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
13009 config/mips/linux64.h, config/mips/elforion.h,
13010 config/mips/constraints.md, config/mips/generic.md,
13011 config/mips/predicates.md, config/mips/4300.md,
13012 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
13013 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
13014 config/mips/5k.md, config/mips/vr4120-div.S,
13015 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
13016 config/mips/mips-protos.h, config/mips/6000.md,
13017 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
13018 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
13019 config/mips/mips-modes.def, config/mips/vr.h,
13020 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
13021 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
13022 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
13023 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
13024 config/vax/openbsd1.h, config/vax/netbsd.h,
13025 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
13026 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
13027 config/h8300/rtems.h, config/h8300/predicates.md,
13028 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
13029 config/h8300/h8300.md, config/h8300/h8300.opt,
13030 config/h8300/coff.h, config/h8300/h8300-protos.h,
13031 config/v850/v850.md, config/v850/predicates.md,
13032 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
13033 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
13034 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
13035 config/mmix/mmix.h, config/mmix/predicates.md,
13036 config/mmix/mmix-protos.h, config/mmix/mmix.md,
13037 config/mmix/mmix.c, config/mmix/mmix.opt,
13038 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
13039 config/bfin/rtems.h, config/bfin/bfin-modes.def,
13040 config/bfin/predicates.md, config/bfin/bfin-protos.h,
13041 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
13044 2007-08-02 Richard Sandiford <richard@codesourcery.com>
13046 * emit-rtl.c (reset_used_decls): Rename to...
13047 (set_used_decls): ...this. Set the used flag rather than clearing it.
13048 (unshare_all_rtl_again): Update accordingly. Set flags on argument
13049 DECL_RTLs rather than resetting them.
13051 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
13053 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
13055 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
13057 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
13058 argument to find_reloads_address.
13060 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
13062 PR tree-optimization/32919
13063 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
13064 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
13065 (coalesce_ssa_name): Call it.
13067 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
13068 David Ung <davidu@mips.com>
13070 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
13071 (__mips16_unorddf2, __mips16_floatunsidf): New.
13072 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
13074 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
13076 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
13078 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
13079 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
13080 * tree.h (OMP_SECTIONS_CONTROL): New macro.
13081 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
13082 * omp-low.c (get_ws_args_for, determine_parallel_type,
13083 expand_omp_for_generic, expand_omp_for_static_nochunk,
13084 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
13085 Work with more precise CFG.
13086 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
13087 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
13089 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
13090 * gimple-low.c (lower_stmt): Ditto.
13091 * tree-inline.c (estimate_num_insns_1): Ditto.
13092 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
13093 (OMP_SECTIONS_SWITCH): New.
13094 * tree-cfgcleanup.c (cleanup_omp_return): New.
13095 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
13096 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
13097 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
13098 (tree_redirect_edge_and_branch): Handle omp constructs.
13100 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
13101 with three arguments.
13103 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
13105 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
13106 in loop closed ssa.
13108 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
13110 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
13111 the loop structures may need fixing.
13112 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
13114 (cleanup_tree_cfg_loop): Removed.
13115 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
13116 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
13117 instead of running cleanup_tree_cfg_loop.
13118 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
13119 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
13120 (tree_predictive_commoning): Declaration changed.
13121 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
13123 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
13125 * doc/invoke.texi (l1-cache-size): Update documentation.
13126 (l2-cache-size): Document.
13127 * params.h (L2_CACHE_SIZE): New macro.
13128 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
13129 that L1_CACHE_SIZE is in kB now.
13130 (L2_CACHE_SIZE_BYTES): New macro.
13131 (tree_ssa_prefetch_arrays): Show size in kB.
13132 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
13133 and l2_cache_size fields.
13134 * config/i386/driver-i386.c (describe_cache): Detect cache size
13136 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
13137 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
13138 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
13139 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
13140 (override_options): Set l1-cache-size and l2-cache-size to default
13141 values if not specified otherwise.
13142 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
13143 (PARAM_L2_CACHE_SIZE): New.
13145 2007-08-01 Nigel Stephens <nigel@mips.com>
13146 David Ung <davidu@mips.com>
13147 Thiemo Seufer <ths@mips.com>
13148 Chris Dearman <chris@mips.com>
13149 Richard Sandiford <richard@codesourcery.com>
13151 * config.gcc (mips*-sde-elf*): New stanza.
13152 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
13153 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
13154 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
13155 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
13156 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
13157 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
13159 * config/mips/sde.h: New file.
13160 * config/mips/t-libgcc-mips16: Likewise.
13161 * config/mips/t-sde: Likewise.
13162 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
13163 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
13164 _MIPS_FPSET and _MIPS_SZINT.
13165 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
13166 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
13167 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
13168 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
13169 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13170 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13171 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
13172 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
13173 _MIPS_SZPTR and _MIPS_FPSET.
13174 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
13175 architecture is specified.
13176 (MIPS_32BIT_OPTION_SPEC): New macro.
13178 2007-07-31 Dan Hipschman <dsh@google.com>
13180 * gcc.c (end_going_arg): New function.
13181 (do_spec_2): Use it.
13182 (do_spec_1): Use it.
13184 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
13186 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
13187 only if ENABLE_CHECKING is defined.
13189 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
13191 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
13192 df_ru_add_problem, df_ru_get_bb_info): Removed.
13193 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
13194 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
13195 df_ru_free_bb_info, df_ru_alloc,
13196 df_ru_bb_local_compute_process_def,
13197 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
13198 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
13199 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
13200 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
13201 df_ru_add_problem): Removed.
13203 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13206 * pa.md (casesi32): Use match_scratch. Revise insn condition.
13207 (casesi32p, casesi64p): Likewise.
13208 (casesi): Adjust for above.
13210 2007-07-31 Richard Sandiford <richard@codesourcery.com>
13212 * mode-switching.c (create_pre_exit): Don't search past calls.
13214 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
13216 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
13218 2007-07-31 Revital Eres <eres@il.ibm.com>
13220 * ddg.c (add_deps_for_def): Rename to...
13221 (add_cross_iteration_register_deps): This. Change implementation
13222 to use only reaching def and def-use chains to construct the
13223 inter loop dependencies.
13224 (add_deps_for_use): Remove function.
13225 (build_inter_loop_deps): Call add_cross_iteration_register_deps
13226 function to build the inter loop dependencies.
13227 * modulo-sched.c (sms_schedule): Build only
13228 reaching def and def-use chains for the propose of the ddg
13231 2007-07-31 Julian Brown <julian@codesourcery.com>
13233 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
13234 New define_insns. Use correct RTL.
13235 (vec_set<mode>): Write as expander.
13237 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
13239 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
13240 to an unallocated space.
13242 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
13245 (split_constant_offset): Enable split_constant_offset to extract
13246 constants from other statements.
13247 * tree-vect-transform.c
13248 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
13249 to a temp var. Force base_offset to be simple.
13251 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
13253 * df-scan.c (df_scan_verify): Remove artificial limit on
13254 the number of blocks for verification.
13255 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
13256 df_simulate_defs): Avoid unnecessary insn checking for defs.
13258 2007-07-29 Mark Mitchell <mark@codesourcery.com>
13260 * config/m68k/lb1sf68.asm (FUNC): New macro.
13261 (__mulsi3): Use it.
13262 (__udivsi3): Likewise.
13263 (__divsi3): Likewise.
13264 (__umodsi3): Likewise.
13265 (__modsi3): Likewise.
13266 (__subdf3): Likewise.
13267 (__adddf3): Likewise.
13268 (__muldf3): Likewise.
13269 (__divdf3): Likewise.
13270 (__negdf2): Likewise.
13271 (__cmpdf2): Likewise.
13272 (__subsf3): Likewise.
13273 (__addsf3): Likewise.
13274 (__mulsf3): Likewise.
13275 (__divsf3): Likewise.
13276 (__negsf2): Likewise.
13277 (__cmpsf2): Likewise.
13278 (__eqdf2): Likewise.
13279 (__nedf2): Likewise.
13280 (__gtdf2): Likewise.
13281 (__gedf2): Likewise.
13282 (__ltdf2): Likewise.
13283 (__ledf2): Likewise.
13284 (__eqsf2): Likewise.
13285 (__nesf2): Likewise.
13286 (__gtsf2): Likewise.
13287 (__gesf2): Likewise.
13288 (__ltsf2): Likewise.
13289 (__lesf2): Likewise.
13291 2007-07-30 Ollie Wild <aaw@google.com>
13293 * c-ppoutput.c (print_lines_directives_only): New function.
13294 (scan_translation_unit_directives_only): New function.
13295 (preprocess_file): Add call to scan_translation_unit_directives_only.
13296 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
13297 (sanitize_cpp_opts): Add default flag_dump_macros setting for
13298 -fdirectives-only. Add errors for -fdirectives-only conflict with
13299 -Wunused-macros and -traditional.
13300 (finish_options): Add builtin macro initialization for
13301 -fdirectives-only + -fpreprocessed.
13302 * c.opt (fdirectives-only): New.
13303 * doc/cppopts.texi (fdirectives-only): New.
13305 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13307 * alias.c (record_set, memory_modified_1): Constify.
13308 * bt-load.c (note_btr_set): Likewise.
13309 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
13310 * combine.c (set_nonzero_bits_and_sign_copies,
13311 expand_field_assignment, record_dead_and_set_regs_1,
13312 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
13313 likely_spilled_retval_1): Likewise.
13314 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
13315 frv_io_handle_set): Likewise.
13316 * config/mips/mips.c (mips_sim_record_set,
13317 vr4130_true_reg_dependence_p_1): Likewise.
13318 * config/mt/mt.c (insn_dependent_p_1): Likewise.
13319 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
13320 * config/sh/sh.c (flow_dependent_p_1): Likewise.
13321 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
13322 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
13323 * ddg.c (mark_mem_store): Likewise.
13324 * df-problems.c (df_urec_mark_reg_change): Likewise.
13325 * function.c (update_epilogue_consts): Likewise.
13326 * gcse.c (record_set_info, record_last_set_info,
13327 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
13328 reg_clear_last_set): Likewise.
13329 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
13331 * jump.c (reversed_comparison_code_parts): Likewise.
13332 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
13333 reg_is_set): Likewise.
13334 * loop-iv.c (mark_altered): Likewise.
13335 * mode-switching.c (reg_becomes_live): Likewise.
13336 * optabs.c (no_conflict_move_test): Likewise.
13337 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
13339 * postreload.c (reload_combine_note_store, move2add_note_store):
13341 * regmove.c (flags_set_1): Likewise.
13342 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
13344 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
13346 * resource.c (update_live_status): Likewise.
13347 * rtl.h (set_of, note_stores): Likewise.
13348 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
13349 note_stores, parms_set): Likewise.
13350 * sched-rgn.c (sets_likely_spilled_1): Likewise.
13351 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
13353 * var-tracking.c (count_stores, add_stores): Likewise.
13355 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13357 * alias.c (mems_in_disjoint_alias_sets_p,
13358 fixed_scalar_and_varying_struct_p, aliases_everything_p,
13359 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
13360 write_dependence_p, mems_in_disjoint_alias_sets_p,
13361 read_dependence, true_dependence, canon_true_dependence,
13362 anti_dependence, output_dependence): Constify.
13363 * combine.c (extended_count): Likewise.
13364 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
13365 * cselib.c (get_value_hash, references_value_p,
13366 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
13367 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
13368 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
13369 * function.c (contains, prologue_epilogue_contains,
13370 sibcall_epilogue_contains): Likewise.
13371 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
13372 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
13373 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
13374 reg_or_subregno): Likewise.
13375 * recog.c (asm_noperands): Likewise.
13376 * reload1.c (function_invariant_p): Likewise.
13377 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
13378 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
13379 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
13380 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
13381 true_regnum, reg_or_subregno, condjump_in_parallel_p,
13382 extended_count, prologue_epilogue_contains,
13383 sibcall_epilogue_contains, function_invariant_p, true_dependence,
13384 canon_true_dependence, read_dependence, anti_dependence,
13385 output_dependence): Likewise.
13386 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
13388 2007-07-30 Julian Brown <julian@codesourcery.com>
13390 * config/arm/neon.md (V_ext): New mode attribute.
13391 (neon_vget_lane<mode>): Replace with define_expand.
13392 (neon_vget_lane<mode>_sext_internal)
13393 (neon_vget_lane<mode>_zext_internal): New define_insns for double
13394 and quad precision vectors.
13395 (neon_vget_lanedi): Add bounds check. Remove dead comment.
13396 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
13397 have typeless 32-bit result.
13399 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
13402 * tree-affine.h (aff_tree): The type of rest is sizetype for types
13404 * tree-affine.c (aff_combination_scale): If type is a pointer type,
13405 use sizetype for rest.
13406 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
13407 (aff_combination_convert): Don't convert rest for pointer types.
13409 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
13411 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
13413 * tree-ssa-alias.c: Add alloc-pool.h.
13414 (init_alias_info): Free alias_bitmap_obstack.
13415 (delete_alias_info): Call delete_mem_ref_stats.
13416 (get_mem_sym_stats_for): Use alloc_pool.
13417 (init_mem_ref_stats): Do not delete mem_ref_stats here.
13418 (delete_mem_sym_stats): Removed.
13420 2007-07-29 Sebastian Pop <sebpop@gmail.com>
13422 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
13423 functions cannot be represented as classical distance vectors.
13425 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13427 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
13428 * builtins.c (validate_arg, builtin_mathfn_code,
13429 validate_arglist): Likewise.
13430 * calls.c (call_expr_flags): Likewise.
13431 * combine.c (reg_nonzero_bits_for_combine,
13432 reg_num_sign_bit_copies_for_combine, get_last_value,
13433 reg_truncated_to_mode): Likewise.
13434 * emit-rtl.c (subreg_lowpart_p): Likewise.
13435 * expr.c (highest_pow2_factor_for_target,
13436 categorize_ctor_elements_1, categorize_ctor_elements,
13437 count_type_elements, contains_packed_reference,
13438 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
13439 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
13440 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
13441 native_encode_int, native_encode_real, native_encode_complex,
13442 native_encode_vector, native_encode_expr, native_interpret_int,
13443 native_interpret_real, native_interpret_complex,
13444 native_interpret_vector, native_interpret_expr): Likewise.
13445 * function.c (use_register_for_decl): Likewise.
13446 * gimplify.c (get_name): Likewise.
13447 * langhooks-def.h (lhd_return_null_const_tree): New.
13448 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
13449 * langhooks.c (lhd_return_null_const_tree): New.
13450 * langhooks.h (lang_get_callee_fndecl): Constify.
13451 * output.h (constructor_static_from_elts_p): Likewise.
13452 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
13453 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
13454 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
13455 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
13456 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
13457 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
13458 * rtlhooks-def.h (reg_nonzero_bits_general,
13459 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
13461 * rtlhooks.c (reg_num_sign_bit_copies_general,
13462 reg_nonzero_bits_general, reg_truncated_to_mode_general):
13464 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
13465 * stor-layout.c (mode_for_size_tree): Likewise.
13466 * tree-ssa-loop-im.c (memref_eq): Likewise.
13467 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
13468 * tree.c (contains_placeholder_p, type_list_equal,
13469 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
13471 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
13472 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
13473 contains_placeholder_p, contains_packed_reference,
13474 get_callee_fndecl, operand_equal_for_phi_arg_p,
13475 warn_if_unused_value, is_body_block, native_encode_expr,
13476 native_interpret_expr, fold_convertible_p, operand_equal_p,
13477 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
13478 validate_arglist, simple_cst_equal, type_list_equal,
13479 use_register_for_decl, call_expr_flags, get_name,
13480 highest_pow2_factor): Likewise.
13481 (const_call_expr_arg_iterator_d,
13482 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
13483 first_const_call_expr_arg, more_const_call_expr_args_p,
13484 FOR_EACH_CONST_CALL_EXPR_ARG): New.
13485 * varasm.c (constructor_static_from_elts_p): Constify.
13487 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
13489 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
13490 config/arm/neon-schedgen.ml, config/arm/neon.ml,
13491 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
13492 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
13493 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
13494 tree-vect-transform.c, tree.def: Fix comment typos. Follow
13495 spelling conventions.
13496 * doc/invoke.texi: Follow spelling conventions.
13498 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
13499 Revital Eres <eres@il.ibm.com>
13501 * modulo-sched.c (sms_schedule): Avoid loops which includes
13502 auto-increment instructions.
13504 2007-07-28 Richard Guenther <rguenther@suse.de>
13506 PR middle-end/32920
13507 * fold-const.c (fold_cond_expr_with_comparison): Convert
13508 operand zero of MIN/MAX_EXPR to correct type.
13510 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13512 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
13513 flags_from_decl_or_type): Constify.
13514 * gcc.c (do_spec_1): Likewise.
13515 * print-tree.c (dump_addr, print_node_brief): Likewise.
13516 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
13517 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
13518 tree_purge_all_dead_eh_edges): Likewise.
13519 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
13520 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
13522 * tree.c (expr_location, expr_has_location, expr_locus,
13523 expr_filename, expr_lineno, get_inner_array_type,
13524 fields_compatible_p): Likewise.
13525 * tree.h (get_inner_array_type, fields_compatible_p,
13526 expr_location, expr_has_location, expr_locus, expr_filename,
13527 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
13528 setjmp_call_p, alloca_call_p): Likewise.
13530 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
13532 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
13533 TV_FLOW_INSENSITIVE.
13535 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
13537 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
13538 (compute_flow_insensitive_aliasing): Ditto for
13539 TV_FLOW_INSENSITIVE.
13541 2007-07-27 Jan Hubicka <jh@suse.cz>
13543 * config/i386/i386.c (register_move_cost): Remove accidentally
13544 comitted #if 0 block.
13546 * attribs.c: Include hashtab.h
13547 (attribute_hash): New.
13548 (substring): New structure.
13549 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
13551 (init_attributes): Initialize attribute hash.
13552 (decl_attributes): Use attribute hash.
13553 * Makefile.in (attribs.c): Depend on hashtab.h.
13555 2007-07-27 Steve Ellcey <sje@cup.hp.com>
13557 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
13559 2007-07-27 Richard Sandiford <richard@codesourcery.com>
13561 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
13562 __mips_dspr2 and __mips_dsp_rev macros.
13563 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
13565 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
13567 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
13569 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
13571 PR middle-end/32749
13573 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
13574 and the updating of the live and do_not_gen sets.
13575 (df_note_bb_compute): Added updating of live and do_not_gen sets
13576 for regular defs so that the case of clobber inside conditional
13577 call is processed correctly.
13579 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
13581 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
13582 operands with compatible type.
13584 2007-07-27 Richard Sandiford <richard@codesourcery.com>
13586 * expr.h (store_bit_field): Don't return a value.
13587 * expmed.c (check_predicate_volatile_ok): New function.
13588 (store_bit_field_1): New function, extracted from store_bit_field.
13589 Take a fallback_p argument and return true if the operation succeeded.
13590 Only use store_fixed_bit_field if fallback_p. Don't recompute
13591 mode_for_extraction; use op_mode instead. Try forcing memories
13592 into registers if the insv expander fails.
13593 (store_bit_field): Use store_bit_field_1 with fallback_p true.
13594 Don't return a value.
13595 (convert_extracted_bit_field): New function, extracted from
13597 (extract_bit_field_1): Likewise. Take a fallback_p argument
13598 and return NULL if the operation succeeded. Only use
13599 extract_fixed_bit_field if fallback_p. Only calculate one
13600 extraction mode. Combine code for extv and extzv. Try forcing
13601 memories into registers if the ext(z)v expander fails.
13602 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
13604 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
13606 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
13608 (df_ref): Likewise. Put regno with other integer fields.
13610 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
13612 * df.h (df_mw_hardreg): Remove "loc" field.
13613 * df-scan.c (df_ref_record): Don't set it. Remove redundant
13615 * df-problems.c (df_whole_mw_reg_unused_p): New function,
13616 split out from df_set_unused_notes_for_mw. Return false for
13617 partial references. Assert that mw_reg is a REG when returning true.
13618 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
13619 (df_whole_mw_reg_dead_p): New function, split out from
13620 df_set_dead_notes_for_mw. Return false for partial references.
13621 Assert that mw_reg is a REG when returning true.
13622 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
13623 Remove redundant bitmap check.
13625 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
13627 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
13628 ($(T)crtend.o): Likwise.
13629 ($(T)crtbeginS.o): Likwise.
13630 ($(T)crtendS.o): Likwise.
13631 ($(T)crtfastmath.o): Likwise.
13633 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
13635 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
13636 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
13637 * basic-block.h (struct control_flow_graph): Added x_dom_computed
13638 and x_n_bbs_in_dom_tree fields.
13640 2007-07-26 Steve Ellcey <sje@cup.hp.com>
13642 PR tree-optimization/32087
13643 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
13644 Do not call scale_bbs_frequencies_int with prob of zero.
13646 2007-07-26 Julian Brown <julian@codesourcery.com>
13648 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
13649 (neon_element_bits): Add prototypes.
13650 * config/arm/arm.c (bounds_check, neon_lane_bounds)
13651 (neon_const_bounds, neon_element_bits): New functions.
13652 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
13653 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
13654 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
13655 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
13656 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
13657 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
13658 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
13659 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
13660 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
13661 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
13662 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
13663 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
13664 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
13666 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
13668 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
13669 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
13671 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
13672 Julian Brown <julian@codesourcery.com>
13674 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
13675 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
13676 * config/arm/cortex-a8.md: New.
13677 * config/arm/cortex-a8-neon.md: New.
13678 * config/arm/neon-schedgen.ml: New.
13679 * config/arm/neon.md (vqh_mnem): New.
13681 (Is_float_mode): New.
13682 (Scalar_mul_8_16): New.
13684 (V_mode_nunits): New.
13685 (All instruction patterns): Annotate with neon_type attribute
13687 * config/arm/arm.md: Include cortex-a8.md.
13688 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
13690 Annotate instruction patterns accordingly.
13691 (generic_sched): Do not use generic scheduling for Cortex-A8.
13692 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
13694 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
13696 * fold-const.c (fold_read_from_constant_string): Use
13697 build_int_cst_type.
13698 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
13700 2007-07-26 Nick Clifton <nickc@redhat.com>
13702 * tree-ssa-operands.h: Change copyright header to refer to version
13703 3 of the GNU General Public License and to point readers at the
13704 COPYING3 file and the FSF's license web page.
13705 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
13706 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
13707 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
13708 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
13709 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
13710 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
13711 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
13712 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
13713 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
13714 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
13715 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
13716 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
13717 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
13718 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
13719 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
13720 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
13721 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
13722 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
13723 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
13724 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
13725 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
13726 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
13727 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
13728 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
13729 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
13730 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
13731 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
13732 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
13733 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
13734 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
13735 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
13736 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
13737 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
13738 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
13739 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
13740 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
13741 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
13742 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
13743 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
13744 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
13745 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
13746 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
13747 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
13748 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
13749 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
13750 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
13751 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
13752 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
13753 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
13754 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
13755 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
13756 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
13757 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
13758 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
13759 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
13760 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
13761 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
13762 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
13763 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
13764 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
13765 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
13766 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
13767 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
13768 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
13769 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
13770 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
13771 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
13772 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
13773 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
13774 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
13775 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
13776 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
13777 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
13778 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
13779 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
13780 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
13781 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
13782 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
13783 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
13784 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
13785 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
13786 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
13787 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
13788 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
13789 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
13790 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
13791 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
13792 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
13793 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
13794 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
13795 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
13796 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
13797 vecprim.h, basic-block.h, tree-ssa-structalias.c,
13798 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
13799 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
13800 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
13801 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
13802 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
13803 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
13804 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
13805 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
13806 convert.c, convert.h, langhooks-def.h, reload1.c,
13807 tree-ssa-operands.c: Likewise.
13809 2007-07-26 Jan Hubicka <jh@suse.cz>
13811 * tree-ssa-live.c: Include debug.h and flags.h.
13812 (mark_scope_block_unused): New function.
13813 (remove_unused_scope_block_p): New function.
13814 (remove_unused_locals): Remove unused blocks too.
13816 2007-07-25 Ian Lance Taylor <iant@google.com>
13818 * combine.c (combine_max_regno): Remove. Remove all uses.
13819 (struct reg_stat_struct): Rename from struct reg_stat.
13820 (reg_stat_type): Define, and declare VECs.
13821 (reg_stat): Change from pointer to VEC. Change all uses.
13822 (combine_split_insns): New static function.
13823 (try_combine, find_split_point): Call it instead of split_insns.
13825 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13827 * cfghooks.c (split_block): Fix the information about loop latch.
13829 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13831 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
13833 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13835 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
13836 Scan the new edge for loop exit info.
13838 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
13840 * config/darwin.c: Include debug.h.
13842 2007-07-25 Steve Ellcey <sje@cup.hp.com>
13845 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
13847 2007-07-25 Steve Ellcey <sje@cup.hp.com>
13849 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
13850 (HARD_REGNO_MODE_OK): Ditto.
13851 (MODES_TIEABLE_P): Ditto.
13852 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
13853 (CLASS_MAX_NREGS): Ditto.
13854 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
13855 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
13856 (divdf3_internal_thr): Removed.
13857 * config/ia64/div.md: New file.
13858 * config/ia64/constraints.md: Add H constraint.
13860 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13862 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
13863 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
13864 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
13865 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
13866 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
13867 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
13868 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
13869 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
13870 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
13871 dump_sbitmap_file, debug_sbitmap, popcount_table,
13872 sbitmap_popcount): Constify.
13873 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
13874 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
13875 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
13876 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
13877 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
13878 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
13879 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
13880 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
13881 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
13882 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
13883 sbitmap_popcount, sbitmap_verify_popcount): Constify.
13885 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13887 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
13888 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
13889 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
13890 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
13891 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
13892 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
13893 bitmap_intersect_p, bitmap_intersect_compl_p,
13894 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13895 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
13897 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
13898 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
13899 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
13900 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
13901 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13902 debug_bitmap, debug_bitmap_file, bitmap_print,
13903 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
13904 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
13906 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
13908 * config/darwin.c (darwin_override_options): Additional fix for
13909 debug info formats that don't support var tracking.
13911 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13913 * cselib.c (entry_and_rtx_equal_p): Constify.
13914 * gengtype.c (output_mangled_typename, write_types, write_local):
13916 * gengtype.h (const_type_p): New.
13917 * see.c (eq_descriptor_extension, hash_descriptor_extension):
13919 * tlink.c (scan_linker_output): De-constify.
13920 * tree-ssa-loop-im.c (memref_eq): Constify.
13921 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
13922 (shared_bitmap_hash, shared_bitmap_eq): Constify.
13924 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13926 * c-common.c (fname_as_string, c_type_hash): Constify.
13927 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
13928 * cgraph.c (edge_hash, edge_eq): Likewise.
13929 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
13930 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
13931 reg_attrs_htab_eq): Likewise.
13932 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
13934 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
13935 const_decl_t, const_state_t, const_automata_list_el_t): New.
13936 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
13937 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
13938 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
13939 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
13940 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
13941 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
13942 compare_max_occ_cycle_nums, out_state_arcs_num,
13943 compare_transition_els_num, units_cmp, state_reservs_cmp):
13945 * genmodes.c (cmp_modes): Likewise.
13946 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
13947 * gimplify.c (compare_case_labels): Likewise.
13948 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
13949 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
13950 * matrix-reorg.c (mtt_info_hash): Likewise.
13951 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
13952 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
13953 (htab_hash_bucket, htab_hash_elem): Constify.
13954 * tree-browser.c (TB_parent_eq): Likewise.
13955 * tree-scalar-evolution.c (hash_scev_info): Likewise.
13956 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
13957 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
13958 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
13960 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
13961 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
13962 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
13963 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
13964 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
13966 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
13967 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
13968 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
13969 * tree-ssa-threadupdate.c (redirection_data_hash,
13970 redirection_data_eq): Likewise.
13971 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
13972 * tree-ssa.c (var_ann_eq): Likewise.
13973 * tree-vrp.c (compare_case_labels): Likewise.
13974 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
13975 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
13976 tree_not_check_failed, tree_class_check_failed,
13977 tree_range_check_failed, tree_not_class_check_failed,
13978 omp_clause_check_failed, omp_clause_range_check_failed,
13979 tree_contains_struct_check_failed, tree_operand_check_failed):
13981 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
13982 tree_not_check_failed, tree_class_check_failed,
13983 tree_range_check_failed, tree_not_class_check_failed,
13984 tree_operand_check_failed, omp_clause_operand_check_failed,
13985 tree_operand_length): Likewise.
13986 * var-tracking.c (const_variable): New.
13987 (variable_htab_hash, variable_htab_eq): Constify.
13988 * varasm.c (const_desc_hash): Likewise.
13990 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13992 * expr.c (handled_component_p): Constify.
13993 * fold-const.c (fit_double_type): Likewise.
13994 * real.h (real_value_from_int_cst): Likewise.
13995 * tree-flow-inline.h (gimple_in_ssa_p,
13996 gimple_aliases_computed_p, gimple_addressable_vars,
13997 gimple_call_clobbered_vars, gimple_referenced_vars,
13998 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
13999 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
14000 may_aliases, end_readonly_imm_use_p, has_zero_uses,
14001 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
14002 is_label_stmt, is_global_var, phi_ssa_name_p,
14003 factoring_name_p, is_call_clobbered, tree_common_ann,
14004 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
14005 unmodifiable_var_p, array_ref_contains_indirect_ref,
14006 ref_contains_array_ref, lookup_subvars_for_var,
14007 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
14008 gimple_mem_ref_stats): Likewise.
14009 * tree-flow.h (tree_common_ann, var_ann, function_ann,
14010 may_aliases, is_exec_stmt, is_label_stmt,
14011 ref_contains_array_ref, array_ref_contains_indirect_ref,
14012 var_can_have_subvars, overlap_subvar, is_call_clobbered,
14013 unmodifiable_var_p): Likewise.
14014 * tree-gimple.c (is_gimple_min_invariant): Likewise.
14015 * tree-gimple.h (is_gimple_min_invariant): Likewise.
14016 * tree.c (type_hash_list, attribute_hash_list, tree_size,
14017 cst_and_fits_in_hwi, real_value_from_int_cst,
14018 build_real_from_int_cst, integer_zerop, integer_onep,
14019 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
14020 tree_floor_log2, real_zerop, real_onep, real_twop,
14021 real_minus_onep, really_constant_p, purpose_member, chain_member,
14022 list_length, fields_length, int_size_in_bytes, bit_position,
14023 int_bit_position, byte_position, int_byte_position, expr_align,
14024 array_type_nelts, tree_node_structure,
14025 type_contains_placeholder_1, iterative_hash_pointer,
14026 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
14027 tree_map_base_eq, type_hash_list, type_hash_eq,
14028 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
14029 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
14030 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
14031 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
14032 int_fits_type_p, get_containing_scope, decl_function_context,
14033 decl_type_context, omp_clause_operand_check_failed,
14034 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
14035 * tree.h (omp_clause_operand_check_failed, tree_size,
14036 build_real_from_int_cst, array_type_nelts, purpose_member,
14037 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
14038 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
14039 is_attribute_p, check_qualified_type, expr_align,
14040 int_size_in_bytes, bit_position, int_bit_position, byte_position,
14041 int_byte_position, list_length, fields_length, initializer_zerop,
14042 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
14043 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
14044 tree_node_structure, handled_component_p, get_containing_scope,
14045 decl_function_context, decl_type_context, real_zerop,
14046 type_num_arguments, fit_double_type, really_constant_p,
14047 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
14048 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
14049 real_twop, real_minus_onep, int_cst_value): Likewise.
14051 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14053 * cfglayout.c (insn_scope, insn_line): Constify.
14054 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
14055 const_double_htab_hash, const_double_htab_eq,
14056 mem_attrs_htab_hash): Likewise.
14057 * loop-iv.c (biv_eq): Likewise.
14058 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
14059 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
14060 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
14062 * rtl-error.c (location_for_asm, diagnostic_for_asm,
14063 error_for_asm, warning_for_asm, _fatal_insn,
14064 _fatal_insn_not_found): Likewise.
14065 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
14066 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
14067 rtl_check_failed_type2, rtl_check_failed_code1,
14068 rtl_check_failed_code2, rtl_check_failed_code_mode,
14069 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
14070 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
14071 rtl_check_failed_type2, rtl_check_failed_code1,
14072 rtl_check_failed_code2, rtl_check_failed_code_mode,
14073 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
14074 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
14075 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
14076 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
14077 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
14078 rtx_unstable_p, get_integer_term, get_related_value,
14079 offset_within_block_p, reg_mentioned_p, count_occurrences,
14080 reg_referenced_p, reg_used_between_p, no_labels_between_p,
14081 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
14082 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
14083 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
14084 find_constant_src, find_reg_fusage, find_regno_fusage,
14085 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
14086 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
14087 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
14088 computed_jump_p, auto_inc_p, in_expr_list_p,
14089 remove_node_from_expr_list, loc_mentioned_in_p,
14090 label_is_jump_target_p, reversed_comparison_code_parts,
14091 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
14092 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
14093 print_inline_rtx): Likewise.
14094 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
14095 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
14096 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
14097 get_integer_term, get_related_value, offset_within_block_p,
14098 count_occurrences, reg_mentioned_p, no_labels_between_p,
14099 reg_used_between_p, reg_referenced_p, single_set_2,
14100 multiple_sets, set_noop_p, refers_to_regno_p,
14101 reg_overlap_mentioned_p, dead_or_set_p,
14102 covers_regno_no_parallel_p, covers_regno_p,
14103 dead_or_set_regno_p, find_reg_note, find_regno_note,
14104 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
14105 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
14106 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
14107 side_effects_p, may_trap_p_1, may_trap_p,
14108 may_trap_after_code_motion_p, may_trap_or_fault_p,
14109 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
14110 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
14111 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
14112 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
14113 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
14115 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
14116 warning_for_asm): Likewise.
14117 * tree.h (print_rtl): Likewise.
14118 * varasm.c (get_pool_mode): Likewise.
14120 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14122 * c-lex.c (c_lex_with_flags, lex_string): Constify.
14123 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
14124 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
14125 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
14126 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
14127 * ddg.c (compare_sccs): Likewise.
14128 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
14129 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
14130 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
14131 decimal_do_fix_trunc, decimal_real_to_integer,
14132 decimal_real_to_integer2, decimal_real_maxval): Likewise.
14133 * dse.c (const_group_info_t): New.
14134 (invariant_group_base_eq, invariant_group_base_hash): Constify.
14135 * dwarf2out.c (const_dw_die_ref): New.
14136 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
14137 * tree-browser.c (TB_parent_eq): Likewise.
14138 * unwind-dw2-fde.c (__register_frame_info_bases,
14139 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
14140 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
14142 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
14143 * unwind-dw2.c (uw_frame_state_for): Likewise.
14144 * value-prof.c (histogram_hash, histogram_eq): Likewise.
14145 * value-prof.h (const_histogram_value): New.
14147 2007-07-25 Richard Sandiford <richard@codesourcery.com>
14149 * config/mips/mips.c (machine_function): Add
14150 initialized_mips16_gp_pseudo_p.
14151 (mips16_gp_pseudo_reg): Do not emit the initialization of
14152 mips16_gp_pseudo_rtx when being called from the gimple cost-
14153 calculation routines; emit it on the first use outside those
14156 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14158 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
14161 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
14162 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
14163 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
14164 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
14165 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
14166 Preserve const-ness of parameters through use of __typeof(),
14167 also constify and tidy.
14169 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
14170 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
14171 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
14172 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
14173 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
14174 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
14175 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
14176 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
14177 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
14179 2007-07-25 Julian Brown <julian@codesourcery.com>
14180 Mark Shinwell <shinwell@codesourcery.com>
14182 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
14183 (alpha_mangle_type): This.
14184 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14185 (TARGET_MANGLE_TYPE): Define this instead.
14186 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
14187 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
14188 (arm_init_neon_builtins): Fix comment.
14189 (arm_mangle_map_entry): New.
14190 (arm_mangle_map): New.
14191 (arm_mangle_type): New.
14192 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
14193 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
14194 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
14195 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14196 (TARGET_MANGLE_TYPE): Define this instead.
14197 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
14198 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
14199 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
14200 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14201 (TARGET_MANGLE_TYPE): Define this instead.
14202 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
14204 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
14205 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14206 (TARGET_MANGLE_TYPE): Define this instead.
14207 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
14208 (s390_mangle_type): This.
14209 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14210 (TARGET_MANGLE_TYPE): Define this instead.
14211 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
14212 (sparc_mangle_type): This.
14213 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14214 (TARGET_MANGLE_TYPE): Define this instead.
14215 * cp/mangle.c (write_type): Call mangle_type target hook on all
14216 types before mangling. Use original type, not main variant, as
14218 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
14219 (TARGET_MANGLE_TYPE): This.
14220 * target.h (gcc_target): Rename mangle_fundamental_type to
14222 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
14223 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
14225 2007-07-25 Julian Brown <julian@codesourcery.com>
14226 Paul Brook <paul@codesourcery.com>
14227 Joseph Myers <joseph@codesourcery.com>
14228 Mark Shinwell <shinwell@codesourcery.com>
14230 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
14231 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
14232 (with_fpu): Allow --with-fpu=neon.
14233 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
14234 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
14235 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
14236 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
14237 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
14238 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
14239 (neon_emit_pair_result_insn, neon_disambiguate_copy)
14240 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
14241 (output_move_neon): Add prototypes.
14242 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
14243 (all_fpus): Add FPUTYPE_NEON.
14244 (fp_model_for_fpu): Add NEON field.
14245 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
14246 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
14248 (arm_legitimate_address_p): Don't support fancy addressing for NEON
14250 (thumb2_legitimate_address_p): Likewise.
14251 (neon_valid_immediate): Recognize and prepare constants suitable for
14253 (neon_immediate_valid_for_move): New function. Recognize and prepare
14254 immediates for NEON move instructions.
14255 (neon_immediate_valid_for_logic): New function. Recognize and
14256 prepare immediates for NEON logic instructions.
14257 (neon_output_logic_immediate): New function. Create asm string
14258 suitable for outputting immediate logic instructions.
14259 (neon_pairwise_reduce): New function. Implement reduction using
14260 pairwise operations.
14261 (neon_expand_vector_init): New function. Expand a (possibly
14262 non-constant) vector initialization.
14263 (neon_vector_mem_operand): New function. Memory operands supported
14264 for quad-word loads/stores to/from ARM or NEON registers. Don't
14265 allow base+offset addressing for core regs.
14266 (neon_struct_mem_operand): New function. Valid mems for NEON
14268 (coproc_secondary_reload_class): Enable NEON registers to be loaded
14269 from neon_vector_mem_operand addresses without a secondary register.
14270 (add_minipool_forward_ref): Handle >8-byte minipool entries.
14271 (add_minipool_backward_ref): Likewise.
14272 (dump_minipool): Likewise.
14273 (push_minipool_fix): Likewise.
14274 (output_move_quad): New function. Output quad-word moves, loads and
14275 stores using ARM registers.
14276 (output_move_vfp): Add support for vectors in VFP (NEON) D
14278 (output_move_neon): Output a NEON load/store to/from a quadword
14280 (arm_print_operand): Implement new codes:
14281 - 'c' for unadorned integers (without a # sign).
14282 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
14284 - 'e', 'f' for the low and high D parts of a NEON Q register.
14285 - 'q' outputs a NEON Q register.
14286 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
14287 - 'T' prints NEON opcode features from a coded bitmask.
14288 - 'F' is similar to T, but signed/unsigned codes both print as
14290 - 't' is similar to T, but 'u' is printed instead of 'p'.
14291 - 'O' prints 'r' if NEON instruction should perform rounding (as
14292 specified by bitmask), else prints nothing.
14293 - '#' is a punctuation character to stop operand numbers from
14294 running together with following digits in the assembler
14295 strings for instructions (when using mode attributes).
14296 (arm_assemble_integer): Handle extra NEON vector modes. Permute
14297 constant vectors in big-endian mode, where necessary.
14298 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
14299 Handle EI, OI, CI, XI modes.
14300 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
14301 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
14302 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
14303 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
14304 (neon_builtin_type_bits): Add enumeration, one bit for each vector
14306 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
14307 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
14308 to turn v8qi, etc. into bits defined above.
14309 (neon_itype): New enumeration. Classifications of NEON builtins.
14310 (neon_builtin_datum): Define struct. Contains information about
14311 a single builtin (with multiple modes).
14312 (CF): Define helper macro for...
14313 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
14315 (neon_builtin_data): New array. Define information about builtins
14316 for use during initialization/expansion.
14317 (arm_init_neon_builtins): New function.
14318 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
14320 (neon_builtin_compare): New function.
14321 (locate_neon_builtin_icode): New function. Find an insn code for a
14322 builtin given a function code for that builtin. Also return type of
14323 builtin (NEON_BINOP, NEON_UNOP etc.).
14324 (builtin_arg): New enumeration. Types of arguments for builtins.
14325 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
14326 Takes a variable argument list of builtin_arg types, terminated by
14328 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
14329 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
14330 (neon_emit_pair_result_insn): New function. Support returning pairs
14331 of vectors via a pointer.
14332 (neon_disambiguate_copy): New function. Set up operands for a
14333 multi-word copy such that registers do not get clobbered.
14334 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
14335 ARM_BUILTIN_NEON_BASE.
14336 (arm_file_start): Set float-abi attribute for NEON.
14337 (arm_vector_mode_supported_p): Enable NEON vector modes.
14338 (arm_mangle_map_entry): New.
14339 (arm_mangle_map): New.
14340 (arm_mangle_vector_type): New.
14341 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
14343 (TARGET_NEON): New macro. Target supports NEON.
14344 (fputype): Add FPUTYPE_NEON.
14345 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
14346 for vectorization based on command-line arg.
14347 (NEON_REGNO_OK_FOR_NREGS): Define.
14348 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
14349 (VALID_NEON_STRUCT_MODE): Define.
14350 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
14351 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
14352 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
14353 (consttable_16): Add pattern for outputting 16-byte minipool
14355 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
14357 (vec-common.md, neon.md): Include md files.
14358 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
14359 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
14360 (memory_constraint "Ut", "Un", "Us"): Define.
14361 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
14362 (MMX_char): New mode attribute.
14363 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
14364 (*add<mode>3_iwmmxt): New insn pattern.
14365 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
14366 (*sub<mode>3_iwmmxt): New insn pattern.
14367 (mulv4hi3): Rename to...
14368 (*mulv4hi3_iwmmxt): This.
14369 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
14370 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
14371 (uminv4hi3, uminv2si3): Remove. Replace with...
14372 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
14373 (*umin<mode>3_iwmmxt): These.
14374 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
14375 (ashr<mode>3_iwmmxt): This new pattern.
14376 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
14377 (lshr<mode>3_iwmmxt): This new pattern.
14378 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
14379 (ashl<mode>3_iwmmxt): This new pattern.
14380 * config/arm/neon-docgen.ml: New file. Generate documentation for
14382 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
14383 * config/arm/arm_neon.h: New (autogenerated).
14384 * config/arm/neon-testgen.ml: New file. Generate NEON tests
14386 * config/arm/neon.md: New file. Define NEON instructions.
14387 * config/arm/neon.ml: New file. Abstract description of NEON
14388 instructions, used to generate arm_neon.h header, documentation and
14390 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
14391 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
14393 * doc/extend.texi (ARM Built-in Functions): Rename and remove
14395 (ARM NEON Intrinsics): New subsection.
14396 * doc/arm-neon-intrinsics.texi: New (autogenerated).
14398 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
14400 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
14403 2007-07-24 Jan Hubicka <jh@suse.cz>
14405 * regclass.c (move_table): New type.
14406 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
14407 (init_move_cost): Break out from ...
14408 (init_reg_sets_1): ... here; simplify computation of
14409 have_regs-of_mode and contains_reg_of_mode.
14410 (record_reg_classes): Unswitch internal loops.
14411 (copy_cost): Trigger lazy initialization of move cost
14412 (record_address_regs): Likewise.
14414 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
14416 * config/darwin.c (darwin_override_options): Don't force on
14417 flag_var_tracking_uninit when no debug info is requested.
14419 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
14421 * cfgloop.c (init_loops_structure): New function.
14422 (flow_loops_find): Create root of the loop tree unconditionally.
14424 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
14426 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
14428 2007-07-24 Jan Hubicka <jh@suse.cz>
14430 * caller-save.c: Include ggc.h, gt-caller-save.h
14431 (reg_save_code, reg_restore_code): Rename to ...
14432 (cached_reg_save_code, cached_reg_restore_code): ... those.
14433 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
14434 (reg_save_code, reg_restore_code): New functions.
14435 (init_caller_save): Do not intialize
14436 reg_save_code/reg_restore_code tables.
14437 * Makefile.in: (gt-caller-save.h): New.
14439 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
14441 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
14442 with the mode of the original operand instead of
14445 2007-07-23 Jan Hubicka <jH@suse.cz>
14447 * config/i386/i386.c (ix86_secondary_memory_needed): Break out to...
14448 (inline_secondary_memory_needed): ... here.
14449 (ix86_memory_move_cost): Break out to ...
14450 (inline_memory_move_cost): ... here; add support for IN value of 2 for
14451 maximum of input and output; fix handling of Q_REGS on 64bit.
14452 (ix86_secondary_memory_needed): Microoptimize.
14454 2007-07-23 Sebastian Pop <sebpop@gmail.com>
14456 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
14457 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
14458 stmts_from_loop, known_dependences_p, build_rdg): New.
14459 * tree-data-ref.h: Depends on graphds.h.
14460 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
14461 (build_rdg): Declared.
14462 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
14464 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
14466 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
14469 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
14470 Jakub Jelinek <jakub@redhat.com>
14472 PR middle-end/PR28690
14473 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
14475 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
14476 and MEM_POINTER operands over REG and MEM operands.
14477 (swap_commutative_operands_p): Change return value to bool.
14478 * rtl.h: Update the corresponding prototype.
14479 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
14480 instead of gen_rtx_PLUS.
14481 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
14482 value to bool. Change function arguments to rtx's and update code
14484 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
14485 calls to match the new declaration.
14486 * simplify-rtx.c (simplify_associative_operation): Don't
14487 reorder simplify_binary_operation arguments.
14489 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14491 * config/mips/mips.c (override_options): Use mips_costs to derive
14492 the default branch cost.
14493 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
14495 * config/mips/mips.opt (mbranch-cost=): New option.
14496 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
14498 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14500 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
14501 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
14502 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
14503 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
14505 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14507 * config/mips/constraints.md (ks): New constraint.
14508 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
14509 (*add<mode>3_mips16): ...here.
14511 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
14513 * optabs.h (enum optab_index): Add new OTI_signbit.
14514 (signbit_optab): Define corresponding macro.
14515 (enum insn_code signbit_optab[]): Remove array.
14516 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
14517 (expand_copysign_absneg): If back end provides signbit insn, use it
14518 instead of bit operations on floating point argument.
14519 * builtins.c (enum insn_code signbit_optab[]): Remove array.
14520 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
14521 for availability of signbit insn.
14523 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
14524 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
14525 SSE mode is not active.
14526 (isinf<mode>2): Disable for mfpmath=sse,387.
14528 2007-07-22 Ben Elliston <bje@au.ibm.com>
14530 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
14532 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
14534 2007-07-20 Richard Guenther <rguenther@suse.de>
14536 * tree-cfg.c (verify_expr): COND_EXPRs can have any
14537 integral typed condition.
14538 * tree-ssa.c (useless_type_conversion_p): Do not preserve
14539 booleanness. Only preserve conversions from a non-base
14540 type to a base type, not in general between types with
14541 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
14542 * tree.def (COND_EXPR): Document that the condition
14543 can be of any integral type.
14545 2007-07-20 Nigel Stephens <nigel@mips.com>
14546 Richard Sandiford <richard@codesourcery.com>
14548 * config/mips/mips.h (mips_dwarf_regno): Declare.
14549 (DBX_REGISTER_NUMBER): Remove redundant brackets.
14550 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
14551 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
14552 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
14553 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
14554 (REG_CLASS_NAMES): Update accordingly.
14555 * config/mips/mips.c (mips_dwarf_regno): New array.
14556 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
14557 (mips_subword): Remove special handling for accumulator registers.
14558 (override_options): Initiailize mips_dwarf_regno. Remove use
14560 (mips_swap_registers): New function.
14561 (mips_conditional_register_usage): Swap accumulator registers
14562 around if TARGET_LITTLE_ENDIAN.
14563 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
14564 * config/mips/constraints.md (h, l): Use the endianness to choose
14565 between MD0_REG and MD1_REG.
14566 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
14567 alternative-dependent template.
14569 2007-07-20 Richard Sandiford <richard@codesourcery.com>
14571 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
14574 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
14576 * function.c (thread_prologue_and_epilogue_insns): Fix exit
14577 predecessor fallthru flags.
14579 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
14581 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
14582 of compare to the same type.
14583 * cfgloopmanip.c (add_loop): Update information about loop exits.
14584 (loop_version): Remove the innermost loop requirement.
14585 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
14586 to sizetype for pointers.
14588 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
14590 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
14591 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
14592 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
14594 * config/dfp-bit.c: Empty for TFmode conversions.
14596 2007-07-18 Caroline Tice <ctice@apple.com>
14598 * var-tracking.c (find_src_status): Check for COND_EXEC insns
14599 and handle them correctly; check that src is not NULL before
14601 (find_src_set_src): Likewise.
14603 2007-07-18 Bob Wilson <bob.wilson@acm.org>
14605 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
14606 (struct alignment_context, init_alignment_context): New.
14607 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
14608 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
14609 (XCHAL_HAVE_S32C1I): Likewise.
14610 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
14611 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
14612 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
14613 (ATOMIC, HQI): New macros.
14614 (memory_barrier, *memory_barrier): New.
14615 (sync_lock_releasesi): New.
14616 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
14617 (sync_lock_test_and_set<mode>): New.
14618 (sync_<atomic><mode>): New.
14619 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
14620 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
14621 (xtensa_expand_atomic): New.
14623 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14627 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
14628 transformation for builtin ISNORMAL.
14629 (expand_builtin): Handle BUILT_IN_ISNORMAL.
14630 * builtins.def (BUILT_IN_ISNORMAL): New.
14631 * doc/extend.texi: Document isnormal.
14633 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14637 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
14638 optabs infrastructure. Provide generic implementation for
14640 (expand_builtin): Handle FINITE/ISFINITE.
14641 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
14642 (fold_builtin_1): Likewise.
14644 * builtins.def (BUILT_IN_ISFINITE): New.
14646 * doc/extend.texi: Document isfinite.
14648 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14651 PR middle-end/20558
14653 * builtins.c (expand_builtin_interclass_mathfn): Provide a
14654 generic fallback for isinf.
14655 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
14656 calculation code ...
14657 * real.c (get_max_float): ... to here.
14658 * real.h (get_max_float): New.
14660 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14662 PR middle-end/32668
14664 * builtin-attrs.def (ATTR_TYPEGENERIC,
14665 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
14667 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
14668 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
14669 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
14670 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
14672 * c-common.c (handle_type_generic_attribute): New.
14673 (c_common_attribute_table): Add "type generic".
14675 * c-typeck.c (convert_arguments): Handle "type generic" functions.
14677 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
14679 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
14680 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
14683 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
14686 * config/cris/cris.c (cris_print_index): Don't use XEXP before
14687 checking that the operand is an expression.
14689 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
14690 Danny Smith <dannysmith@users.sourceforge.net>
14693 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
14694 file mapping object in local namespace if Windows version later
14697 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14699 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
14700 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
14701 arm_cannot_force_const_mem.
14702 (arm_cannot_force_const_mem): New function.
14703 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
14704 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
14705 of arm_tls_referenced_p.
14706 * config/arm/arm.md (movsi): Split out-of-section constants when
14707 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
14708 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
14710 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14712 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
14714 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14716 * config/mips/mips.md (*extendqihi2): Convert the destination
14719 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14721 * config/pa/fptr.c: Update license header.
14722 * config/pa/milli64.S: Likewise.
14724 2007-07-17 Nick Clifton <nickc@redhat.com>
14726 * COPYING_v3: New file. Contains version 3 of the GNU General
14728 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
14729 Lesser General Public License.
14730 * doc/include/gpl_v3.texi: New file. Contains version 3 of
14731 the GNU General Public License.
14733 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
14735 PR rtl-optimization/32773
14736 * cfglayout.c (force_one_exit_fallthru): New function.
14737 (cfg_layout_finalize): Use it.
14739 2007-07-16 Richard Guenther <rguenther@suse.de>
14740 Uros Bizjak <ubizjak@gmail.com>
14742 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
14743 before forcing it to gimple operand.
14745 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
14746 David Ung <davidu@mips.com>
14748 * config/mips/mips.h (TUNE_24K): Define.
14749 (TUNE_MACC_CHAINS): Add TUNE_24K.
14750 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
14752 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
14753 (r74k_int_madd): .. this new reservation.
14754 (define_bypass): Fixed bypasses for r74k_int_madd to use
14755 mips_linked_madd_p.
14756 * config/mips/24k.md (define_bypass): Define new
14757 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
14759 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
14760 Nigel Stephens <nigel@mips.com>
14762 * config/mips/mips.md: Include 20kc.md.
14763 * config/mips/20kc.md: New file.
14764 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
14765 (mips_adjust_cost): Tweak for 20Kc.
14766 (mips_issue_rate): Likewise.
14767 * config/mips/mips.h (TUNE_20KC): Define.
14769 2007-07-16 David Edelsohn <edelsohn@gnu.og>
14771 * config/rs6000/rs6000.c (struct processor_cost): Add
14772 cache_line_size, l1_cache_lines, and simultaneous_prefetches
14774 (*_cost): Add cache information.
14775 (rs6000_override_options): Set cache parameters.
14777 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14780 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
14781 * doc/install.texi (mips-sgi-irix6): pthread support works now.
14783 2007-07-16 Paul Brook <paul@codesourcery.com>
14786 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
14787 (cirrus_thumb2_movsi_insn): Ditto.
14789 2007-07-15 Geoffrey Keating <geoffk@apple.com>
14791 * config/rs6000/darwin-fallback.c (interpret_libc): Change
14792 CR2_REGNO to R_CR2.
14794 2007-07-15 Andrew Haley <aph@redhat.com>
14796 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
14797 before looking in the context.
14799 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14801 PR middle-end/32398
14802 PR middle-end/32769
14803 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
14804 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
14805 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
14806 (pa_output_function_prologue): Use rp_saved and
14807 current_function_is_leaf to generate .CALLINFO statement.
14808 (hppa_expand_prologue): Set rp_saved.
14809 (hppa_expand_epilogue): Use rp_saved.
14810 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
14811 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
14813 2007-07-14 Dirk Mueller <dmueller@suse.de>
14815 * omega.c (coalesce): Fix memory leak on early exit.
14816 * matrix-reorg.c (check_allocation_function): Likewise.
14817 * tree-vect-transform.c (vect_get_new_vect_var): free result
14819 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
14820 pass pointer to edge vector
14821 (partition_hot_cold_basic_blocks): Fix memory leak.
14822 * collect2.c (prefix_from_string): Free temporary storage.
14823 * reload1.c (fixup_abnormal_edges): Free sbitmap.
14825 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
14827 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
14828 (DO_GLOBAL_DTORS_BODY): Likewise.
14830 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
14831 Nigel Stephens <nigel@mips.com>
14833 * config/mips/mips.c (mips_classify_symbol): Don't return
14834 SYMBOL_SMALL_DATA for constant pool addresses if
14835 TARGET_EMBEDDED_DATA is true.
14837 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
14839 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
14840 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
14841 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
14842 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
14843 __builtin_ia32_storehps, __builtin_ia32_storelps,
14844 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
14845 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
14846 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
14847 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
14848 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
14849 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
14850 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
14851 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
14852 using def_builtin_const.
14854 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
14856 PR tree-optimization/32705
14857 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
14858 (simplify_binary_expression): Use SSA_VAL consistently.
14860 2007-07-13 David Edelsohn <edelsohn@gnu.org>
14862 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
14863 (SPEFSCR_REGNO): Delete definition.
14864 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
14865 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14866 * config/rs6000/rs6000.h: Do not define *_REGNO.
14867 LINK_REGISTER_REGNUM -> LR_REGNO.
14868 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14869 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
14870 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14871 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
14872 R_VRSAVE, R_VSCR. Use them.
14873 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
14874 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
14875 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
14876 * config/rs6000/aix.h: Define R_LR. Use it.
14878 2007-07-13 Caroline Tice <ctice@apple.com>
14880 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
14881 flag_var_tracking is explicitly turned off (i.e. when variable
14882 tracking is not feasible); otherwise, turn flag_var_tracking on when
14883 flag_var_tracking_uninit is on.
14884 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
14885 note definitions, to allow recording of initialization status in the
14887 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
14888 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
14889 determine if two note locations are equal.
14890 (output_loc_list): Don't output list entries whose start & end labels
14892 (reg_loc_descriptor): Add parameter for initialization status; pass it
14893 to other loc descriptor functions.
14894 (one_reg_loc_descriptor): Add parameter for initialization status;
14895 check its value and add DW_OP_GNU_uninit to returned loc descr if
14897 (multiple_reg_loc_descriptor): Add parameter for initialization
14899 pass init status argument to other loc descriptor functions; check
14900 value of intialization parameter and add DW_OP_GNU_uninit to returned
14901 loc descr if appropriate.
14902 (based_loc_descr): Add parameter for initialization status; add new
14903 variable for return value; check value of initialization parameter and
14904 add DW_OP_GNU_uninit to returned loc descr if appropriate.
14905 (concatn_mem_loc_descriptor): Add parameter for initialization status;
14906 pass init status argument to other loc descriptor functions; check
14907 value of intialization parameter and add DW_OP_GNU_uninit to returned
14908 loc descr if appropriate.
14909 (mem_loc_descriptor): Likewise.
14910 (concat_loc_descriptor): Likewise.
14911 (concatn_loc_descriptor): Likewise.
14912 (loc_descriptor): Add parameter for initialization status; pass it as
14913 argument to other loc descriptor function calls.
14914 (loc_descriptor_from_tree_1): Add appropriate initialization status
14915 to loc descriptor function calls.
14916 (add_location_or_const_value_attribute): Get initialization status
14917 from VAR_LOCATION note; add initialization status to loc descriptor
14919 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
14920 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
14921 status is uninitialized, add "[uninint]" to output.
14922 * common.opt (fvar-tracking-uninit): New option, similar to
14923 fvar-tracking, to turn on tracking of uninitialized variables; creates
14924 a new global flag, flag_var_tracking_uninit.
14925 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
14926 (enum var_init_status): New type, for var initialization status field.
14927 * var-tracking.c (struct location_chain_def): Two new fields, init,
14928 for initialization status, and set_src for the assignment value expr.
14929 (unshare_variable): New parameter for initialization status;
14930 initialize new init and set_src fields.
14931 (var_reg_set): New parameters for initialization status and value;
14932 pass them to set_variable_part.
14933 (var_mem_set): Likewise.
14934 (get_init_value): New function.
14935 (var_reg_delete_and_set): New initialization status & value
14936 parameters; add call to get_init_value if status is unknown; pass new
14937 parameters to clobber_variable_part and var_reg_set.
14938 (var_mem_delete_and_set): Likewise.
14939 (var_reg_delete): Pass null set_src value to clobber_variable_part.
14940 (var_mem_delete): Likewise.
14941 (variable_union): Pass status to unshare_variable; initialize new init
14942 and set_src fields. If flag_var_tracking_uninit is not set, force
14943 status to initialized.
14944 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
14945 used later to get the set_src value.
14946 (find_src_status): New function.
14947 (find_src_set_src): New function.
14948 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
14949 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
14950 MO_SET, get set_src value and pass it to var_reg_delete_and_set
14951 and var_mem_delete_and_set.
14952 (dump_variable): Print out "[uninit]" if appropriate.
14953 (set_variable_part): Add new initialization and set_src parameters;
14954 pass status to unshare_variable; set node->init and node- >set_src
14955 fields and modify slot in hash table appropriately; save the init and
14956 set_src values if appropriate and assign to the new node.
14957 (clobber_variable_part): New set_src parameter; if two nodes have
14958 same variable and same location but different set_src (assignment)
14959 values, clobber old node.
14960 (delete_variable_part): Pass init status to unshare_variable.
14961 (emit_note_insn_var_location): Add initialized var; assign var's init
14962 status to new 'initialized'; pass new init status field to calls to
14963 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
14964 status to initialized.
14965 (emit_notes_in_bb): Pass initialization status to calls to
14966 var_reg_set, var_mem_set, var_reg_delete_and_set and
14967 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
14968 var_reg_delete_and_set and var_mem_delete_and_set; call
14969 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
14970 make up for change in add_stores.
14971 (vt_add_function_parameters): Add status to calls to
14973 * config/darwin.c (darwin_override_options): Turn on uninitialized
14974 tracking automatically, if var_tracking is on and the system is
14977 2007-07-13 Sa Liu <saliu@de.ibm.com>
14979 * config.gcc: Add options for arch and tune on SPU.
14980 * config/spu/predicates.md: Add constant operands 0 and 1.
14981 * config/spu/spu-builtins.def: Add builtins for double precision
14982 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
14983 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
14985 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
14987 * config/spu/spu-protos.h: Add new function prototypes.
14988 * config/spu/spu.c (spu_override_options): Check options -march and
14990 (spu_comp_icode): Add comparison code for DFmode and vector mode.
14991 (spu_emit_branch_or_set): Use the new code for DFmode and vector
14993 (spu_const_from_int): New. Create a vector constant from 4 ints.
14994 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
14995 (spu_emit_vector_compare): New. Emit vector compare.
14996 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
14997 * config/spu/spu.h: Add options -march and -mtune. Define processor
14998 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
14999 CANONICALIZE_COMPARISON.
15000 * config/spu/spu.md: Add new insns for double precision compare
15001 and double precision vector compare. Add vcond and smax/smin patterns
15002 to enable DFmode vector conditional expression.
15003 * config/spu/spu.opt: Add options -march and -mtune.
15004 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
15005 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
15006 both CELL and CELLEDP targets: spu_testsv.
15007 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
15010 2007-07-13 Richard Guenther <rguenther@suse.de>
15012 PR tree-optimization/32721
15013 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
15014 TREE_THIS_VOLATILE on the folded reference.
15015 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
15016 if the array reference has TREE_THIS_VOLATILE set.
15018 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
15021 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
15023 2007-07-13 Andreas Schwab <schwab@suse.de>
15025 * gengtype-lex.l: Allow declarations to be indented.
15027 2007-07-12 Geoffrey Keating <geoffk@apple.com>
15029 * ginclude/tgmath.h: New.
15030 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
15031 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
15032 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
15033 * configure: Regenerate.
15035 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
15037 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
15038 correct index when setting register save state for xd
15041 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
15043 * config/sh/sh.c (mark_use): Remove.
15045 2007-07-12 Paul Brook <paul@codesourcery.com>
15047 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
15048 reg does not overlap return value.
15050 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
15052 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
15053 (set_expression_vuses): Ditto.
15054 (init_pre): Initialize expression_vuses.
15056 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
15058 * config/i386/sse.md (storentdf, storentsf): New.
15060 2007-07-12 Geoffrey Keating <geoffk@apple.com>
15062 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
15064 * tree.c (build_decl_stat): Move code from here...
15065 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
15066 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
15067 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
15068 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
15069 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
15072 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
15073 Devang Patel <dpatel@apple.com>
15075 PR tree-optimization/25413
15076 * targhooks.c (default_builtin_vector_alignment_reachable): New.
15077 * targhooks.h (default_builtin_vector_alignment_reachable): New.
15078 * tree.h (contains_packed_reference): New.
15079 * expr.c (contains_packed_reference): New.
15080 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
15081 (vect_enhance_data_refs_alignment): Call
15082 vector_alignment_reachable_p.
15083 * target.h (vector_alignment_reachable): New builtin.
15084 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
15085 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
15086 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
15088 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
15090 * target.h (builtin_vectorization_cost): Add new target builtin.
15091 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
15092 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
15093 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
15094 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
15095 uninitialized variables.
15096 * tree-vect-transform.c (cost_for_stmt): New function.
15097 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
15098 using cost 1 for all scalar stmts. Be less conservative when
15099 estimating the number of prologue/epulogue iterations. Call
15100 targetm.vectorize.builtin_vectorization_cost. Return
15101 min_profitable_iters-1.
15102 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
15103 initialization cost instead of TARG_VEC_STMT_COST. Use
15104 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
15105 epilogue code. Fix epilogue cost computation.
15106 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
15107 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
15108 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
15109 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
15110 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
15111 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
15113 2007-07-12 Richard Guenther <rguenther@suse.de>
15115 * gimplify.c (gimplify_conversion): Make sure that the result
15116 from maybe_fold_offset_to_reference is trivially convertible
15117 to the desired type before doing the simplification.
15118 (gimplify_expr): Likewise.
15119 * fold-const.c (fold_binary): Use the correct types for
15120 building the simplified expression.
15122 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
15124 PR rtl-optimization/32729
15125 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
15126 that fallthru to exit.
15128 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
15130 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
15131 (symDTPOFF2reg): Likewise.
15133 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
15135 PR tree-optimization/32663
15137 * tree.h (VALUE_HANDLE_VUSES): Remove.
15138 (struct tree_value_handle): Remove vuses.
15140 * tree-vn.c (create_value_handle_for_expr): Don't set
15141 VALUE_HANDLE_VUSES.
15143 * tree-ssa-pre.c (expression_vuses): New.
15144 (alloc_expression_id): Set up expression_vuses.
15145 (get_expression_vuses): New.
15146 (set_expression_vuses): Ditto.
15147 (clear_expression_ids): Modify for expression_vuses.
15148 (phi_translate_1): Ditto.
15149 (phi_translate_set): Ditto.
15150 (value_dies_in_block_x): Ditto
15151 (valid_in_sets): Ditto.
15152 (add_to_sets): Ditto.
15153 (find_existing_value_expr): Ditto.
15154 (create_value_handle_for_expr): Ditto.
15155 (make_values_for_stmt): Ditto.
15156 (vuse_equiv): Remove.
15158 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
15160 * Makefile.in (mostlyclean): Remove object files.
15162 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15164 * toplev.c (no_new_pseudos): Deleted.
15165 * rtl.h (no_new_pseudos): Deleted.
15166 * tree-pass.h (pass_no_new_pseudos): Deleted.
15167 * passes.c (pass_no_new_pseudos): Deleted.
15168 * final.c (rest_of_clean_state): Removed no_new_pseudos.
15169 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
15170 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
15172 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
15173 * rtlhooks.c (gen_lowpart_general): Ditto.
15174 * optabs.c (prepare_operand): Ditto.
15175 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
15177 * modulo-sched.c (rest_of_handle_sms): Ditto.
15178 * see.c (rest_of_handle_see): Ditto.
15179 * ifcvt.c (if_convert): Ditto.
15180 (gate_handle_if_after_combine): Replaced no_new_pseudos with
15182 * init-regs.c (gate_initialize_regs): Deleted set of
15184 * lower-subreg.c (decompose_multiword_subregs): Ditto.
15185 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
15186 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
15188 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
15191 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
15192 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
15193 (*vec_extractv2di_1_rex64): New insn pattern.
15195 2007-07-11 David Daney <ddaney@avtrex.com>
15197 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
15198 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
15199 for SIGNAL_UNWIND_RETURN_COLUMN.
15200 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
15201 (DWARF_FRAME_REGNUM): Rewrite.
15202 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
15204 2007-07-11 Nick Clifton <nickc@redhat.com>
15206 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
15207 delta and use gen_int_mode in place of GET_INT instead.
15209 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
15211 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
15214 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
15216 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
15217 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
15219 * params.h (VERIFY_CANONICAL_TYPES): Remove.
15220 (USE_CANONICAL_TYPES): New.
15221 * doc/invoke.texi (verify-canonical-types): Remove.
15222 (use-canonical-types): Add.
15224 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
15226 * config/spu/spu.c (spu_optimization_options): Remove setting of
15227 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
15228 (spu_override_options): Move it here.
15230 2007-07-11 Richard Sandiford <richard@codesourcery.com>
15232 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
15233 * config/mips/mips.c (mips_cpu_info_table): Mention
15234 MIPS_ISA_LEVEL_SPEC in the comment.
15236 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
15238 PR tree-optimization/32713
15239 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
15241 2007-07-11 Paolo Carlini <pcarlini@suse.de>
15243 PR middle-end/30482
15244 * c-opts.c (c_common_post_options): Do not change flag_complex_method
15245 conditional to flag_isoc99.
15246 (c_common_init_options): Do it here, unconditionally.
15248 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
15250 PR tree-optimization/32589
15251 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
15252 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
15253 * tree-ssa-propagate.c (valid_gimple_expression_p): New
15254 predicate, extracted from...
15255 (set_rhs): ...here. Call it for the expression on entry.
15256 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
15257 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
15258 (simplify_binary_expression): Use valid_gimple_expression_p
15259 to validate the simplification.
15260 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
15262 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
15264 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
15265 DWARF2_DEBUG on 32 bit target too.
15266 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
15268 2007-07-11 Nick Clifton <nickc@redhat.com>
15270 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
15271 version for 64-bit hosts.
15273 2007-07-10 David Daney <ddaney@avtrex.com>
15275 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
15277 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
15279 * config/mips/mips.c (mips_expand_synci_loop): New function.
15280 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
15281 (UNSPEC_RDHWR): Same.
15282 (UNSPEC_SYNCI): Same.
15283 (UNSPEC_SYNC): Same.
15284 (clear_cache): New expand.
15288 (clear_hazard): Same.
15289 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
15291 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
15292 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
15294 2007-07-10 Ian Lance Taylor <iant@google.com>
15296 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
15299 2007-07-10 David Daney <ddaney@avtrex.com>
15301 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
15302 * builtins.c (expand_builtin___clear_cache): New function.
15303 (expand_builtin): Call expand_builtin___clear_cache for
15304 BUILT_IN_CLEAR_CACHE case.
15305 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
15306 * doc/md.texi (clear_cache): Document new instruction pattern.
15307 * testsuite/gcc.dg/builtins-64.c: New test.
15309 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
15311 * config/cris/cris.md ("movsi"): Fix typo in last change.
15313 2007-07-09 Geoffrey Keating <geoffk@apple.com>
15316 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
15318 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
15319 * varasm.c (assemble_start_function): Honor DECL_ALIGN
15320 for FUNCTION_DECLs. Don't use align_functions_log if
15322 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
15323 even for FUNCTION_DECLs.
15324 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
15326 * tree.h (DECL_ALIGN): Update for new location of 'align'.
15327 (DECL_FUNCTION_CODE): Update for new location and name of
15329 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
15330 (struct tree_decl_common): Move 'align' and 'off_align' out
15331 of union, ensure they're still on a 32-bit boundary. Remove
15332 other fields in union 'u1'.
15333 (struct tree_function_decl): Add field 'function_code' replacing
15334 'u1.f' in tree_decl_common.
15335 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
15336 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
15337 (Variable Attributes): Cross-reference 'aligned' attribute
15338 to Function Attributes.
15339 * flags.h (force_align_functions_log): Delete.
15340 * toplev.c (force_align_functions_log): Delete.
15342 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
15345 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
15346 (*vec_concatv2di_rex): New insn pattern.
15348 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15351 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
15353 2007-07-10 Ian Lance Taylor <iant@google.com>
15355 Replace no_new_pseudos in backends.
15356 * rtl.h (can_create_pseudo_p): Define.
15357 * config/darwin.c (machopic_indirect_data_reference): Use
15358 can_create_pseudo_p () instead of no_new_pseudos.
15359 (machopic_indirect_data_reference): Likewise.
15360 (machopic_legitimize_pic_address): Likewise.
15361 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
15362 (alpha_emit_set_const_1): Likewise.
15363 (alpha_emit_set_const): Likewise.
15364 (alpha_emit_conditional_move): Likewise.
15365 (alpha_split_conditional_move): Likewise.
15366 * config/alpha/alpha.md (various splitters): Likewise.
15368 * config/arm/arm.c (legitimize_pic_address): Likewise.
15369 (arm_load_pic_register): Likewise.
15370 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
15371 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
15372 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
15373 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
15374 * config/cris/cris.md (movsi): Likewise.
15375 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
15376 (symGOTOFF2reg_hilo): Likewise.
15377 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
15378 * config/h8300/h8300.md (insv, extzv): Likewise.
15379 * config/i386/i386.c (ix86_expand_move): Likewise.
15380 (ix86_expand_vector_move): Likewise.
15381 (ix86_prepare_fp_compare_args): Likewise.
15382 (ix86_expand_carry_flag_compare): Likewise.
15383 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
15384 (tls_dynamic_gnu2_combine_32): Likewise.
15385 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
15386 * config/ia64/ia64.c (ia64_expand_move): Likewise.
15387 (ia64_expand_movxf_movrf): Likewise.
15388 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
15389 (m32c_split_move): Likewise.
15390 (m32c_expand_insv): Likewise.
15391 * config/m68k/m68k.md (movsi): Likewise.
15392 * config/mips/mips.c (mips_force_temporary): Likewise.
15393 (mips_split_symbol): Likewise.
15394 (mips_move_integer): Likewise.
15395 (mips_legitimize_const_move): Likewise.
15396 * config/mn10300/mn10300.md (movsi): Likewise.
15397 * config/pa/pa.c (emit_move_sequence): Likewise.
15398 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
15399 (rs6000_got_register): Likewise.
15400 (create_TOC_reference): Likewise.
15401 (rs6000_machopic_legitimize_pic_address): Likewise.
15402 * config/rs6000/rs6000.md (add<mode>3): Likewise.
15403 (various splitters): Likewise.
15404 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
15405 (movsi_got): Likewise.
15406 * config/s390/s390.c (emit_symbolic_move): Likewise.
15407 * config/s390/s390.md (movhi, movqi): Likewise.
15408 (load_multiple, store_multiple): Likewise.
15409 * config/score/score.c (score_force_temporary): Likewise.
15410 * config/sh/sh.c (prepare_move_operands): Likewise.
15411 (prepare_cbranch_operands): Likewise.
15412 (emit_fpu_switch): Likewise.
15413 (fpscr_set_from_mem): Likewise.
15414 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
15415 (adddi3, subsi3): Likewise.
15416 (various splitters): Likewise.
15417 (divsi_inv_fp_combine): Likewise.
15418 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
15419 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
15421 * config/sh/predicates.md (xor_operand): Likewise.
15422 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
15423 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
15424 (movdi_pic_label_ref): Likewise.
15425 * config/spu/spu.c (spu_split_immediate): Likewise.
15426 * config/alpha/alpha.md (various splitters): Remove test
15427 !no_new_pseudos || reload_completed.
15428 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
15430 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
15431 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
15432 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
15433 * config/score/score.c (th_output_mi_thunk): Likewise.
15434 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
15435 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
15437 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
15439 PR rtl-optimization/32664
15440 * mode-switching.c (create_pre_exit): Skip barrier insns.
15442 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
15444 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
15445 force_gimple_operand_bsi.
15446 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
15447 rewrite_use_compare): Ditto.
15448 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
15450 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
15451 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
15452 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
15453 * tree-profile.c (prepare_instrumented_value,
15454 tree_gen_interval_profiler, tree_gen_pow2_profiler,
15455 tree_gen_one_value_profiler, tree_gen_ic_profiler,
15456 tree_gen_ic_func_profiler, tree_gen_average_profiler,
15457 tree_gen_ior_profiler): Ditto.
15458 * tree-ssa-reassoc.c (negate_value): Ditto.
15459 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
15460 Use force_gimple_operand_bsi.
15461 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
15462 * tree-if-conv.c (add_to_dst_predicate_list,
15463 find_phi_replacement_condition): Ditto.
15464 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
15465 Call mark_symbols_for_renaming for new statements.
15466 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
15468 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
15470 * cfghooks.c (remove_edge): New function.
15471 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
15473 * cfghooks.h (remove_edge): Declare.
15474 * cfg.c (remove_edge): Renamed to remove_edge_raw.
15475 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
15477 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
15479 * optabs.h: Added declaration for signbit_optab.
15480 * optabs.c: (init_optabs): Added initialization for signbit_optab.
15481 * genoptinit.c (optabs): Added entry for signbit insns.
15482 * builtins.c (expand_builtin_signbit): Added code to use a signbit
15483 insn, if available.
15484 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
15485 * config/s390/s390.md (signbit<mode>2): New expander.
15487 2007-07-09 Richard Guenther <rguenther@suse.de>
15489 PR middle-end/32698
15490 * fold-const.c (fold_plusminus_mult_expr): Move constant
15491 arguments second to allow decomposing.
15493 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
15496 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
15498 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
15499 Disregard DECL_FROM_INLINE.
15501 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
15504 * doc/invoke.texi: Add ftree-reassoc flag.
15505 * common.opt (ftree-reassoc): New flag.
15506 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
15507 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
15509 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
15511 PR tree-optimization/32681
15512 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
15513 saved in second_edge->aux when first_bb is a loop header.
15515 2007-07-09 Jan HUbicka <jh@suse.cz>
15517 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
15519 2007-07-09 Richard Guenther <rguenther@suse.de>
15521 * c-decl.c (start_function): Do not promote return type.
15523 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
15525 * function.c (do_warn_unused_parameter): Do not warn if
15526 TREE_NO_WARNING is set.
15528 2007-07-08 Andreas Schwab <schwab@suse.de>
15530 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
15532 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
15535 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
15537 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
15538 apply to assembly language, too.
15539 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
15541 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
15543 Revert (note the sccvn portions are *not* reverted)
15544 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
15546 Fix PR tree-optimization/23488
15548 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
15550 * tree-flow-inline.h (get_value_handle): Ditto.
15551 * tree-ssa-pre.c (decl_vh_map): New.
15552 (decl_node_pool): New.
15553 (can_value_number_operation): Support DECL_P.
15554 (can_PRE_operation): Ditto.
15555 (create_expression_by_pieces): Ditto.
15556 (find_existing_value_expr): Modify to differnetiate between
15557 addressing and top level.
15558 (create_value_handle_for_expr): Handle DECL's.
15559 (poolify_tree): Ditto.
15560 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
15561 (make_values_for_stmt): Handle DECL's properly.
15562 (init_pre): Reorg to not init useless things during FRE.
15564 * tree-flow.h: Include pointer-set.h.
15565 (decl_vh_map): Declare.
15566 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
15568 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
15570 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
15571 the constraint description.
15572 * doc/md.texi: Update documentation of AVR constraints.
15574 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
15576 * auto-inc-dec.c, config/arm/arm.c,
15577 config/m32r/constraints.md, config/mips/mips.md,
15578 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
15579 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
15580 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
15581 typos. Follow spelling conventions.
15582 * doc/invoke.texi, doc/rtl.texi: Fix typos.
15584 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
15585 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
15587 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
15588 realloc_vuse): Remove.
15589 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
15592 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
15594 Fix PR tree-optimization/23488
15596 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
15597 (try_to_simplify): Ditto.
15598 (visit_use): Ditto.
15599 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
15601 * tree-flow-inline.h (get_value_handle): Ditto.
15602 * tree-ssa-pre.c (decl_vh_map): New.
15603 (decl_node_pool): New.
15604 (can_value_number_operation): Support DECL_P.
15605 (can_PRE_operation): Ditto.
15606 (create_expression_by_pieces): Ditto.
15607 (find_existing_value_expr): Modify to differnetiate between
15608 addressing and top level.
15609 (create_value_handle_for_expr): Handle DECL's.
15610 (poolify_tree): Ditto.
15611 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
15612 (make_values_for_stmt): Handle DECL's properly.
15613 (init_pre): Reorg to not init useless things during FRE.
15615 * tree-flow.h: Include pointer-set.h.
15616 (decl_vh_map): Declare.
15617 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
15619 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
15621 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
15622 apply to assembly language, too.
15623 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
15625 2007-07-06 Ian Lance Taylor <iant@google.com>
15626 Zack Weinberg <zackw@panix.com>
15628 PR middle-end/32441
15629 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
15631 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15633 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
15634 (prefetch): Likewise if "pref" would be used.
15636 2007-07-06 Josh Conner <jconner@apple.com>
15638 PR middle-end/32602
15639 PR middle-end/32603
15640 * calls.c (store_one_arg): Handle arguments which are partially
15641 on the stack when detecting argument overlap.
15643 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
15645 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
15646 chosen during find_reloads.
15648 2007-07-06 Richard Guenther <rguenther@suse.de>
15650 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
15651 TYPE_ARG_TYPES for verification of argument types. Use
15652 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
15653 parameters as variable arguments.
15655 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
15657 * libgcc2.h (word_type): Type definition removed.
15658 (cmp_return_type, shift_count_type): Type definitions added.
15659 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
15660 replaced with shift_count_type.
15661 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
15663 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
15664 changed from word_type to Wtype.
15665 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
15666 replaced with shift_count_type.
15667 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
15669 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
15670 and libgcc_shift_count attribute added.
15671 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
15672 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
15673 (TARGET_INITIALIZER): New target hooks added.
15674 * targhooks.c (default_libgcc_cmp_return_mode,
15675 default_libgcc_shift_count_mode): Default implementations for the new
15676 target hooks added.
15677 * targhooks.h (default_libgcc_cmp_return_mode,
15678 default_libgcc_shift_count_mode): Function prototypes added.
15679 * target.h (struct gcc_target): Fields for the new target hooks added.
15680 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
15682 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
15685 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
15686 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
15688 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
15689 s390_libgcc_shift_count_mode): Functions added.
15690 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
15691 Target hooks defined.
15693 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15695 * config/mips/mips.c (compute_frame_size): Restore the original
15696 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
15697 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
15698 Document why the difference is needed.
15700 2007-07-06 Richard Guenther <rguenther@suse.de>
15702 * c-common.c (boolean_increment): Use correctly typed
15705 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15707 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
15708 the topmost argument register is not also included in the save mask.
15709 (mips16e_collect_argument_save_p): Take a pointer to the argument
15710 register, rather than a pointer to the number of arguments.
15711 (mips16e_collect_argument_saves): Only include argument saves
15712 that aren't in the register mask.
15714 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
15716 PR rtl-optimization/32450
15717 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
15718 to ensure that instructions are not moved into the prologue when
15719 profiling is on. Remove unused prologue_end variable.
15720 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
15721 as a scheduling barrier.
15723 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
15726 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
15727 Disregard DECL_FROM_INLINE.
15729 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
15731 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
15732 IORing with a constant.
15734 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
15736 PR rtl-optimization/32475
15737 * df-scan.c (df_def_record_1): Add a use of the stack pointer
15738 for every definition of the stack pointer.
15740 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
15742 * arm.c (vfp3_const_double_index): Copy signed results of
15743 REAL_VALUE_TO_INT into unsigned vars.
15745 2007-07-05 Richard Guenther <rguenther@suse.de>
15747 PR middle-end/32639
15748 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
15750 * tree-ssa.c (useless_type_conversion_p): Check canonical
15753 2007-07-05 Anatoly Sokolov <aesok@post.ru>
15755 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
15756 zero_extendhisi2): Change to define_insn_and_split.
15757 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
15759 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
15761 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
15762 pass_match_asm_constraints): New.
15763 * passes.c (init_optimization_passes): Add new pass.
15764 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
15765 * function.h (struct function): Add has_asm_statement bit.
15766 (current_function_has_asm_statement): New.
15767 * tree-pass.h (pass_match_asm_constraints): New.
15769 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
15771 * config/mips/mips.c (mips_file_start): Avoid declaration
15774 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15776 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
15778 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
15780 * rtl.def (NOTE): Change print format string to print
15781 operand 5 as a note insn name.
15783 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15784 David Ung <davidu@mips.com>
15786 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
15787 * doc/invoke.texi: (MIPS Options): Document them.
15789 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15790 David Ung <davidu@mips.com>
15792 Add support for SmartMIPS ASE.
15794 * optabs.c (expand_binop_directly): New, broken out from...
15795 (expand_binop): Here. Make it try rotating in the other
15796 direction even when the second operand isn't constant.
15797 * config/mips/mips.md (*lwxs): New.
15798 * config/mips/mips.opt (msmartmips): New.
15799 * config/mips/mips.c (mips_lwxs_address_p): New.
15800 (mips_rtx_costs): Make it recognize scaled indexed addressing.
15801 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
15802 __mips_smartmips when compiling for TARGET_SMARTMIPS.
15803 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
15804 (ISA_HAS_LWXS): New.
15805 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
15806 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
15807 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
15808 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
15809 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
15810 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
15811 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
15813 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
15815 * tree-vectorizer.c (new_loop_vec_info): Initialize
15816 LOOP_VINFO_COST_MODEL_MIN_ITERS.
15817 * tree-vectorizer.h (_loop_vec_info): Added new filed
15818 min_profitable_iters.
15819 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
15820 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
15821 * tree-vect-analyze.c (vect_analyze_operations): Set
15822 LOOP_VINFO_COST_MODEL_MIN_ITERS.
15823 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
15824 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
15825 Fix calculation of peel_iters_prologue. Move consideration of epilogue
15826 and prologue cost to after they are computed.
15827 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
15828 TARG_VEC_STMT_COST.
15829 (vect_model_simple_cost): Takes additional argument dt. Consider cost
15830 of creating vectors from scalars according to dt.
15831 (vect_model_store_cost): Likewise.
15832 (vectorizable_call): Use dt array instead of scalar dt. Call
15833 vect_model_simple_cost with additional argument dt.
15834 (vectorizable_assignment): Likewise.
15835 (vectorizable_operation): Likewise.
15836 (vectorizable_type_demotion): Likewise.
15837 (vectorizable_type_promotion): Likewise.
15838 (vectorizable_store): Use dt array instead of scalar dt. Call
15839 vect_model_store_cost with additional argument dt.
15840 (vect_do_peeling_for_loop_bound): Don't call
15841 vect_estimate_min_profitable_iters. Instead, lookup
15842 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
15843 "may not be profitable".
15845 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
15848 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
15849 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
15850 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
15851 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
15853 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
15855 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
15856 addressing modes cheaper.
15858 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
15860 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
15861 (dw_ranges_struct): Rename block_num to num. Adjust.
15862 (dw_ranges_by_label_struct): New.
15863 (ranges_by_label, ranges_by_label_allocated,
15864 ranges_by_label_in_use): New variables.
15865 (add_ranges_num): Factored most of the code out of...
15866 (add_ranges): ... this one. Rewrite in terms of the former.
15867 (add_ranges_by_labels): New.
15868 (output_ranges): Output by-label ranges.
15869 (dwarf2out_finish): Output range for multiple-section
15870 compile_unit. Output standard DW_AT_low_pc in addition to
15871 unexpected DW_AT_entry_pc.
15873 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
15875 PR tree-optimization/32604
15876 PR tree-optimization/32606
15878 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
15879 (compute_antic_safe): Removed.
15880 (ANTIC_SAFE_LOADS): Ditto.
15881 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
15882 (execute_pre): Don't call compute_antic_safe.
15883 (vuse_equiv): New function.
15884 (make_values_for_stmt): Use it
15885 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
15888 2007-07-04 Anatoly Sokolov <aesok@post.ru>
15891 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
15892 rather than a decl.
15893 (avr_attribute_table): Make "naked" attribute apply to function types
15894 rather than to decls.
15895 (avr_handle_fntype_attribute): New function.
15897 2007-07-04 Joseph Myers <joseph@codesourcery.com>
15899 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
15902 2007-07-04 David Ung <davidu@mips.com>
15903 Joseph Myers <joseph@codesourcery.com>
15905 * config/mips/mips.md (type): Add logical, signext and move.
15906 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
15907 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
15908 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
15909 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
15910 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
15911 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
15912 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
15913 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
15914 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
15915 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
15916 movv2sf_hardfloat_64bit): Use the new types.
15917 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
15918 *movdf_softfloat, *movdf_mips16): Use "multi".
15919 (extendqihi2): Replace with a define_expand.
15920 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
15921 Based on extend<SHORT:mode><GPR:mode>2 patterns.
15922 * config/mips/74k.md (r74k_int_logical): New reservation and
15924 (r74k_int_arith): Remove "slt".
15925 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
15926 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
15927 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
15928 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
15929 reservations for "arith".
15931 2007-07-04 Richard Guenther <rguenther@suse.de>
15933 * tree-ssa.c (useless_type_conversion_p): Add handling for
15934 scalar float and vector types. Only call the types_compatible_p
15935 langhook for aggregate types as last resort. Follow the
15938 2007-07-04 Richard Guenther <rguenther@suse.de>
15940 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
15941 the same as NOP_EXPR.
15943 2007-07-04 Nick Clifton <nickc@redhat.com>
15945 * target.h (struct gcc_target): Add target_help field.
15946 * target-def.h (TARGET_HELP): New.
15947 (TARGET_INITIALIZER): Use TARGET_HELP.
15948 * opts.c (command_handle_option): Invoke target_help function, if
15949 defined, when the user has specified --target-help on the command
15951 * doc/invoke.texi: Mention that --target-help might print
15952 additional information.
15953 * doc/tm.texi: Document TARGET_HELP hook.
15955 * arm.c (TARGET_HELP): Override default definition.
15956 (arm_target_help): New - display a wrapped list of cores and
15957 architectures supported.
15959 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
15961 * config/v850/v850.c (expand_prologue): Make sure
15962 GEN_INT() argument is sign extended rather than zero extended.
15963 (expand_epilogue): Likewise.
15964 (output_move_double): Delete.
15965 * config/v850/v850-protos.h (output_move_double): Delete.
15966 * config/v850/v850.md (movdi): Delete.
15967 (*movdi_internal): Delete.
15969 (*movdf_internal): Delete.
15971 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15973 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
15974 unless compiling RTP PIC.
15976 2007-07-04 Richard Guenther <rguenther@suse.de>
15978 PR tree-optimization/32482
15979 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
15980 original ssa name if we didn't find a shift expression.
15981 Fix shift constant for bit zero test.
15983 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15985 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
15987 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15989 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
15990 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
15991 * config/arm/vxworks.h (ASM_SPEC): Delete.
15992 (SUBTARGET_EXTRA_ASM_SPEC): Define.
15994 2007-07-04 Sebastian Pop <sebpop@gmail.com>
15996 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
15997 (DDR_REVERSED_P): New.
15998 * tree-data-ref.c (initialize_data_dependence_relation,
15999 build_classic_dist_vector): Set DDR_REVERSED_P.
16001 2007-07-04 Sebastian Pop <sebpop@gmail.com>
16003 PR middle-end/32457
16004 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
16005 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
16006 init_omega_for_ddr_1): Use non conservative number of iterations
16008 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
16009 (analyze_siv_subscript): Remove FIXME and reinitialization of
16010 last_conflicts to chrec_dont_know.
16011 * testsuite/gfortran.dg/vect/pr32457.f90: New.
16013 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
16015 * tree.c (maybe_canonicalize_argtypes): Improve description.
16017 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
16019 * tree.c (maybe_canonicalize_argtypes): New.
16020 (build_function_type): Set canonical type.
16021 (build_method_type_directly): Ditto.
16022 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
16025 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16027 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
16029 (rewrite_use_nonlinear_expr): Likewise.
16031 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
16033 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
16035 2007-07-04 Ben Elliston <bje@au.ibm.com>
16037 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
16040 * c-objc-common.c (c_types_compatible_p): Fix indentation.
16042 * doc/tm.texi (Run-time Target): Capitalise "CPU".
16043 (Exception Handling): Likewise.
16045 2007-07-03 Jan Hubicka <jh@suse.cz>
16047 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
16049 2007-07-03 Eric Christopher <echristo@apple.com>
16051 * doc/cppopts.texi: Add conflicting option note to -dM.
16052 * doc/invoke.texi: Add note about possible conflicts with
16053 -E for -dCHARS and note that -dM will not produce
16054 any results if there is no machine dependent reorg.
16056 2007-07-03 Geoffrey Keating <geoffk@apple.com>
16058 * tree.h (DECL_ALIGN): Back out previous change.
16060 2007-07-03 Joseph Myers <joseph@codesourcery.com>
16062 * configure.ac: Test for .dtprelword support on MIPS.
16063 * configure, config.in: Regenerate.
16064 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
16065 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16067 2007-07-03 Julian Brown <julian@codesourcery.com>
16069 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
16070 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
16071 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
16072 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
16074 (all_fpus): Add FPUTYPE_VFP3.
16075 (fp_model_for_fpu): Add VFPv3 field.
16076 (arm_rtx_costs_1): Give cost to VFPv3 constants.
16077 (vfp3_const_double_index): New function. Return integer index of
16078 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
16080 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
16081 and argument represents a valid RTX for a VFPv3 constant.
16082 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
16084 (vfp_emit_fstmd): Similar, for fstmd.
16085 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
16086 constants, represented as integer indices.
16087 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
16088 VFP_REGNO_OK_FOR_DOUBLE macros.
16089 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
16090 (arm_file_start): Set float-abi attribute for VFPv3, and output
16091 correct ".fpu" assembler directive.
16092 (arm_dbx_register_numbering): Add FIXME.
16093 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
16094 (fputype): Add FPUTYPE_VFP3.
16095 (FIXED_REGISTERS): Add 32 registers for D16-D31.
16096 (CALL_USED_REGISTERS): Likewise.
16097 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
16098 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
16099 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
16100 (D7_VFP_REGNUM): New.
16101 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
16102 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
16103 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
16104 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
16105 (REG_ALLOC_ORDER): Adjust for VFPv3.
16106 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
16107 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
16108 VFP_LO_REGS, VFP_HI_REGS.
16109 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
16110 (IS_VFP_CLASS): Define macro.
16111 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
16113 (REGISTER_MOVE_COST): Likewise.
16114 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
16115 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
16116 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
16117 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
16118 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
16119 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
16120 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
16121 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
16122 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
16123 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
16124 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
16125 where appropriate for single-word registers.
16126 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
16127 As above. Fix type attributes.
16128 * config/arm/constraints.md (register_contraint "t"): Define.
16129 (register_constraint "w"): Change to D0-D15, or D0-D31 for
16131 (register_constraint "x"): Define.
16132 (constraint "Dv"): Define.
16134 2007-07-03 Geoffrey Keating <geoffk@apple.com>
16136 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
16138 2007-07-03 Tom Tromey <tromey@redhat.com>
16140 * c-parser.c (objc_pq_context): Removed.
16141 (objc_need_raw_identifier): Likewise.
16142 (c_parser) <objc_pq_context>: New field.
16143 <objc_need_raw_identifier>: Likewise.
16144 (OBJC_NEED_RAW_IDENTIFIER): Removed.
16145 (c_lex_one_token): Update.
16146 (c_parser_objc_protocol_definition): Update.
16147 (c_parser_objc_method_definition): Update.
16148 (c_parser_objc_methodproto): Update.
16149 (c_parser_declspecs): Update.
16151 2007-07-03 David Ung <davidu@mips.com>
16153 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
16155 2007-07-03 David Ung <davidu@mips.com>
16156 Richard Sandiford <richard@codesourcery.com>
16158 * doc/invoke.texi: Document -march=74kf3_2.
16159 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
16160 (TUNE_74K): Check for it.
16161 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
16162 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
16163 * config/mips/mips.md (cpu): Add 74kf3_2.
16164 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
16165 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
16166 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
16167 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
16168 74kf3_2 to the CPU list.
16169 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
16170 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
16171 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
16172 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
16173 (r74kf3_2_fxfer_from_c1): New insn reservations.
16175 2007-07-03 Richard Sandiford <richard@codesourcery.com>
16176 David Ung <davidu@mips.com>
16178 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
16179 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
16180 and 74k[fx]. Document aliases for the new options.
16181 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
16182 (PROCESSOR_24KF2_1): ...this.
16183 (PROCESSOR_24KX): Rename to...
16184 (PROCESSOR_24KF1_1): ...this.
16185 (PROCESSOR_74KF): Rename to...
16186 (PROCESSOR_74KF2_1): ...this.
16187 (PROCESSOR_74KX): Rename to...
16188 (PROCESSOR_74KF1_1): ...this.
16189 (TUNE_74K): Update PROCESSOR_* names.
16190 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
16191 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
16192 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
16193 (mips_rtx_cost_data): Update processor names in comments.
16194 (mips_issue_rate): Update PROCESSOR_* names.
16195 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
16196 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
16197 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
16198 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
16199 Update cpu attribute names.
16200 (r24k_fpu_iss): Rename this reservation to...
16201 (r24kf2_1_fpu_iss): ...this and update all uses.
16202 (r24kx_fpu_iss): Rename this reservation to...
16203 (r24kf1_1_fpu_iss): ...this and update all uses.
16204 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
16205 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
16206 Update cpu attribute names.
16208 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
16210 * config/m32r/constraints.md: New file.
16211 * config/m32r/m32r.c: Include tm-constrs.h.
16212 (small_data_operand): Use satisfies_constraint_* instead of macro.
16213 (addr24_operand, gen_compare): Likewise.
16214 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
16215 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
16216 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16217 EXTRA_CONSTRAINT): Likewise.
16218 * config/m32r/m32r.md: Include constraints.md.
16219 (*movsi_insn): Use satisfies_constraint_* instead of macro.
16220 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
16221 * config/m32r/predicates.md (conditional_move_operand): Likewise.
16222 (two_insn_const_operand, int8_operand, uint16_operand,
16223 reg_or_int16_operand, reg_or_uint16_operand,
16224 reg_or_cmp_int16_operand, cmp_int16_operand,
16225 seth_add3_operand): Likewise.
16227 2007-07-03 Eric Christopher <echristo@gmail.com>
16229 * libgcc2.h: Conditionally declare __bswapsi2 and
16232 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
16234 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
16237 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16240 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
16241 (__gthrw_pragma): Provide default definition.
16242 (__gthrw2): Use it.
16243 * gthr-posix.c (__gthrw_pragma): Define.
16245 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
16247 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
16248 before declaring inequality.
16250 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
16252 * combine.c (recog_for_combine): Log the success or failure of
16253 matching new insn patterns against the machine description in
16256 2007-07-03 Revital Eres <eres@il.ibm.com>
16258 * ddg.c (print_sccs): New function.
16259 (check_sccs): New function.
16260 (create_ddg_all_sccs): Use it.
16261 * ddg.h (print_sccs): Declare.
16262 * modulo-sched.c (sms_order_nodes): Call print_sccs.
16264 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
16266 * targhooks.h (default_mode_for_suffix): New function declaration.
16267 * targhooks.c (default_mode_for_suffix): New default target hook.
16268 * target.h (struct c): New structure in the targetm struct.
16269 (mode_for_suffix): New target hook as part of struct c.
16270 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
16271 default_mode_for_suffix.
16272 (TARGET_C): New define.
16273 * c-lex.c: Include "target.h".
16274 (interpret_float): Use targetm.c.mode_for_suffix to determine
16275 the mode for a given non-standard suffix.
16276 Makefile.in (c-lex.o): Depend on $(TARGET_H).
16278 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
16279 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
16281 * doc/extend.texi (Floating Types): New node. Document __float80 and
16282 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
16284 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
16287 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
16288 predicate instead of target_operand.
16289 (divsi3_i1_media, divsi3_media_2): Likewise.
16291 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
16293 * tree.h (alias_sets_might_conflict_p): Rename into
16294 alias_sets_must_conflict_p.
16295 * alias.c (alias_sets_might_conflict_p): Likewise.
16296 (alias_sets_conflict_p): Use it.
16297 (objects_must_conflict_p): Likewise.
16298 * c-common.c (strict_aliasing_warning): Adjust.
16300 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
16302 * rtlhooks.c (gen_lowpart_if_possible): Check for
16303 invalid subreg before calling gen_lowpart_SUBREG.
16305 2007-07-02 Geoffrey Keating <geoffk@apple.com>
16307 * config/darwin9.h: Add copyright notice.
16308 (LINK_COMMAND_SPEC): Add comment.
16309 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
16310 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
16311 DARWIN_LIBSYSTEM_HAS_UNWIND.
16313 2007-07-02 Jakub Jelinek <jakub@redhat.com>
16316 * omp-low.c (check_combined_parallel): New function.
16317 (lower_omp_parallel): Call it via walk_stmts, set
16318 OMP_PARALLEL_COMBINED if appropriate.
16319 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
16320 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
16321 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
16322 don't consider it as combined parallel.
16324 2007-07-02 Richard Sandiford <richard@codesourcery.com>
16326 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
16327 (gcc_tooldir): Likewise.
16328 * configure: Regenerate.
16329 * Makefile.in (libsubdir_to_prefix): New variable, based on the
16330 old configure.ac gcc_tooldir setting.
16331 (prefix_to_exec_prefix): New variable.
16332 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
16333 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
16335 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
16337 Fix PR tree-optimization/32583
16338 Fix PR tree-optimization/32584
16339 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
16340 (phi_translate_set): Use phi_translate directly now.
16341 (make_values_for_stmt): Don't value number RHS if we already know
16344 2007-07-02 Steve Ellcey <sje@cup.hp.com>
16345 Jim Wilson <wilson@specifix.com>
16348 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
16351 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
16352 Richard Sandiford <richard@codesourcery.com>
16353 Nigel Stephens <nigel@mips.com>
16355 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
16356 (mips16e_output_save_restore): Declare.
16357 (mips16e_save_restore_pattern_p): Likewise.
16358 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
16359 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
16360 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
16361 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
16362 (BITSET_P): New global macro, extracted from...
16363 (mips_for_each_saved_reg): ...here.
16364 (mips16e_save_restore_info): New struct.
16365 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
16366 (mips16e_save_restore_regs): New variable.
16367 (mips_split_plus, mips16e_find_first_register): New functions.
16368 (mips16e_mask_registers): New function.
16369 (compute_frame_size): Expand the commentary before the function.
16370 Enforce the MIPS16e save and restore register range restrictions.
16371 Pad the general register save area at the low end.
16372 (mips16e_save_restore_reg, mips16e_build_save_restore)
16373 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
16374 (mips16e_output_save_restore, mips16e_collect_propagate_value)
16375 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
16377 (mips_expand_prologue, mips_expand_epilogue): Handle
16378 GENERATE_MIPS16E_SAVE_RESTORE.
16379 * config/mips/mips.md (*mips16e_save_restore): New pattern.
16381 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
16383 PR tree-optimization/31966
16384 PR tree-optimization/32533
16385 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
16386 "basic_block" description as its third argument. Update function
16387 calls to get destination bb from "edge" argument. Save "cond" into
16388 aux field of the edge. Update prototype for changed arguments.
16389 (if_convertible_loop_p): Clear aux field of incoming edges if bb
16391 (find_phi_replacement_condition): Operate on incoming edges, not
16392 on predecessor blocks. If there is a condition saved in the
16393 incoming edge aux field, AND it with incoming bb predicate.
16394 Return source bb of the first edge.
16395 (clean_predicate_lists): Clean aux field of outgoing node edges.
16396 (tree_if_conversion): Do not initialize cond variable. Move
16397 variable declaration into the loop.
16398 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
16399 initializations of new_stmt, arg0 and arg1 variables.
16401 2007-07-02 Jakub Jelinek <jakub@redhat.com>
16403 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
16404 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
16406 2007-07-02 Richard Guenther <rguenther@suse.de>
16408 * tree-ssa.c (useless_type_conversion_p): Document
16409 future intent as defining the middle-end type system.
16410 Re-structure to call langhook last, group by type class,
16411 mark questionable parts.
16413 2007-07-02 Richard Guenther <rguenther@suse.de>
16415 * tree-flow.h (types_compatible_p): Declare.
16416 * tree-ssa.c (types_compatible_p): New function.
16417 * ipa-type-escape.c (discover_unique_type): Use
16418 types_compatible_p instead of lang_hooks.types_compatible_p.
16419 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
16420 * tree-vn.c (expressions_equal_p): Likewise.
16421 * tree.c (fields_compatible_p): Likewise.
16422 * tree-ssa-dom.c (avail_expr_eq): Likewise.
16423 (cprop_operand): Use useless_type_conversion_p instead of
16424 lang_hooks.types_compatible_p.
16425 * tree-inline.c (setup_one_parameter): Likewise.
16426 (declare_return_variable): Likewise.
16427 * tree-nrv.c (tree_nrv): Likewise.
16428 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
16429 (maybe_fold_offset_to_component_ref): Likewise.
16430 (maybe_fold_offset_to_reference): Likewise.
16431 * tree-ssa-copy.c (may_propagate_copy): Likewise.
16432 (merge_alias_info): Likewise.
16433 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
16434 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
16435 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
16436 * tree-tailcall.c (find_tail_calls): Likewise.
16437 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
16438 * gimplify.c (canonicalize_addr_expr): Likewise.
16439 (fold_indirect_ref_rhs): Likewise.
16440 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
16441 (cpt_same_type): Likewise.
16442 (check_pointer_types_r): Swap parameters to cpt_same_type
16444 * fold-const.c (fold_convert): Revert fix for PR15988.
16445 * tree-inline.c (setup_one_parameter): Instead fix it here by
16446 using fold_build1 instead of fold_convert and checking for
16447 error_mark_node. Convert only if the conversion is necessary.
16449 2007-07-02 Joseph Myers <joseph@codesourcery.com>
16451 * configure.ac: Check for .gnu_attribute on Power.
16452 * configure: Regenerate.
16453 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
16454 attribute for floating-point ABI.
16456 2007-07-02 Ira Rosen <irar@il.ibm.com>
16458 PR tree-optimization/32230
16459 PR tree-optimization/32477
16460 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
16461 address is a constant.
16463 2007-07-02 Richard Sandiford <richard@codesourcery.com>
16465 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
16466 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
16467 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
16468 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
16469 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
16470 64-bit targets. Add support for *-elfoabi*.
16471 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
16472 different settings if $(tm_defines) does not select the EABI.
16473 (MULTILIB_EXCLUSIONS): Define in those circumstances.
16474 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
16475 (MIPS_ARCH_OPTION_SPEC): Likewise.
16476 (MIPS_ISA_LEVEL_SPEC): Likewise.
16477 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
16478 * config/mips/elfoabi.h: New file.
16480 2007-07-02 Richard Guenther <rguenther@suse.de>
16482 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
16483 (useless_type_conversion_p): ... this.
16484 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
16485 (useless_type_conversion_p): ... this.
16486 * builtins.c (fold_builtin_memory_op): Rename
16487 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
16488 * tree-cfg.c (verify_expr): Likewise.
16489 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
16490 * tree-ssa-ccp.c (ccp_fold): Likewise.
16491 * tree-ssa-copy.c (may_propagate_copy): Likewise.
16492 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
16493 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
16494 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
16495 * tree-ssa-pre.c (eliminate): Likewise.
16496 * tree-ssa.c (delete_tree_ssa): Likewise.
16497 (tree_ssa_useless_type_conversion): Likewise.
16498 * tree.c (build2_stat): Likewise.
16500 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
16502 Fix PR tree-optimization/32571
16503 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
16506 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
16508 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
16509 and other expected operations explicitly, change default to
16512 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
16514 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
16516 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
16517 (tls_load_dot_plus_eight): Move the label number into the unspec.
16518 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
16520 2007-07-01 Andreas Schwab <schwab@suse.de>
16522 * dwarf2out.c (initial_return_save): Define only if used.
16524 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
16526 Unreverting Richard's Revert of:
16528 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16530 * dce.c (deletable_insn_p_1): New function, split out from...
16531 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16532 specially, not those inside PARALLELs. Remove BODY argument
16533 and adjust recursive call accordingly.
16534 (prescan_insns_for_dce): Update call to delete_insn_p.
16536 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
16537 Revital Eres <eres@il.ibm.com>
16539 * ddg.c (create_ddg_all_sccs): Fix missed
16540 initialization of scc_nodes.
16542 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
16544 PR middle-end/32559
16545 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
16546 X + ~X to 1 only for INTEGRAL_TYPE_P type.
16548 2007-06-30 Joseph Myers <joseph@codesourcery.com>
16550 * configure.ac: Check for .gnu_attribute on MIPS.
16551 * configure, config.in: Regenerate.
16552 * config/mips/mips.c (mips_file_start): If supported, output
16553 attribute for floating-point ABI.
16555 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
16558 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
16559 (ffs_cmove): New expander to expand using ctz pattern.
16560 (*ffs_cmove): Remove pattern.
16561 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
16562 (ffsdi2): Expand using ctz pattern.
16563 (*ffs_rex64): Remove pattern.
16565 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16567 PR rtl-optimization/32296
16568 * pa.md (return): Delete pattern.
16569 (return_internal): Remove "(const_int 1)" from pattern.
16570 (epilogue): Use return_internal pattern for trivial returns.
16571 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
16572 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
16574 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
16576 * tree-ssa-pre.c (is_exception_related): New function
16577 (can_value_number_operation): Use it.
16579 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
16581 Fix PR tree-optimization/32540
16582 Fix PR tree-optimization/31651
16584 * tree-ssa-sccvn.c: New file.
16586 * tree-ssa-sccvn.h: Ditto.
16588 * tree-vn.c: Include tree-ssa-sccvn.h
16589 (val_expr_paid_d): Removed.
16590 (value_table): Ditto.
16591 (vn_compute): Ditto.
16592 (val_expr_pair_hash): Ditto.
16593 (val_expr_pair_expr_eq): Ditto.
16594 (copy_vuses_from_stmt): Ditto.
16595 (vn_delete): Ditto.
16597 (shared_vuses_from_stmt): Ditto.
16598 (print_creation_to_file): Moved up.
16599 (sort_vuses): Ditto.
16600 (sort_vuses_heap): Ditto.
16601 (set_value_handle): Make non-static.
16602 (make_value_handle): Ditto.
16603 (vn_add): Rewritten to use sccvn lookups.
16604 (vn_add_with_vuses): Ditto.
16605 (vn_lookup): Ditto (and second argument removed).
16606 (vn_lookup_with_vuses): Ditto.
16607 (vn_lookup_or_add): Ditto (and second argument removed);
16608 (vn_lookup_or_add_with_vuses): Ditto.
16609 (vn_lookup_with_stmt): New.
16610 (vn_lookup_or_add_with_stmt): Ditto.
16611 (create_value_handle_for_expr): Ditto.
16613 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
16614 (seen_during_translate): New function.
16615 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
16616 (phi_trans_add): Ditto.
16617 (constant_expr_p): FIELD_DECL is always constant.
16618 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
16619 Use constant_expr_p.
16620 Avoid infinite recursion on mutually valued expressions.
16621 Change callers of vn_lookup_or_add.
16622 (phi_translate): New function.
16623 (compute_antic_safe): Allow phi nodes.
16624 (create_component_ref_by_pieces): Update for FIELD_DECL change.
16625 (find_or_generate_expression): Rewrite slightly.
16626 (create_expression_by_pieces): Updated for vn_lookup_or_add
16628 Update VN_INFO for new names.
16629 (insert_into_preds_of_block): Update for new names.
16630 (add_to_exp_gen): New function.
16631 (add_to_sets): Use vn_lookup_or_add_with_stmt.
16632 (find_existing_value_expr): Rewrite to changed vn_lookup.
16633 (create_value_expr_from): Ditto, and use add_to_exp_gen.
16634 (try_look_through_load): Removed.
16635 (try_combine_conversion): Ditto.
16636 (get_sccvn_value): New function.
16637 (make_values_for_phi): Ditto.
16638 (make_values_for_stmt): Ditto.
16639 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
16641 (init_pre): Update for SCCVN changes.
16643 (execute_pre): Ditto.
16645 * tree-flow.h (make_value_handle): Declare.
16646 (set_value_handle): Ditto.
16647 (sort_vuses_heap): Ditto.
16648 (vn_lookup_or_add_with_stmt): Ditto.
16649 (vn_lookup_with_stmt): Ditto.
16650 (vn_compute): Remove.
16652 (vn_delete): Ditto.
16653 (vn_lookup): Update arguments.
16655 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
16656 (tree-vn.o): Ditto.
16657 (tree-ssa-sccvn.o): New.
16658 (OBJS-common): Add tree-ssa-sccvn.o
16660 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16663 * c-typeck.c (build_external_ref): Don't mark as used if called
16665 * calls.c (rtx_for_function_call): Likewise.
16667 2007-06-30 Richard Sandiford <richard@codesourcery.com>
16671 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16673 * dce.c (deletable_insn_p_1): New function, split out from...
16674 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16675 specially, not those inside PARALLELs. Remove BODY argument
16676 and adjust recursive call accordingly.
16677 (prescan_insns_for_dce): Update call to delete_insn_p.
16679 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
16681 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
16682 (try_combine): Move potential calls to undo_all() so they happen
16683 before we commit to using the combined insns.
16685 2007-06-30 Jan Hubicka <jh@suse.cz>
16687 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
16690 2007-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
16692 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
16693 (cgraph_remove_unreachable_nodes): Likewise.
16694 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
16695 * ipa-inline.c (update_caller_keys): Cast according to the coding
16697 (cgraph_decide_recursive_inlining): Likewise.
16698 (cgraph_decide_inlining_of_small_function): Likewise.
16699 (try_inline): Likewise.
16700 (cgraph_decide_inlining_incrementally): Likewise.
16701 * ipa-pure-const.c (get_function_state): Likewise.
16702 (scan_function): Likewise.
16703 (analyze_function): Likewise.
16704 (static_execute): Likewise.
16705 * ipa-reference.c (scan_for_static_refs): Likewise.
16706 (merge_callee_local_info): Likewise.
16707 (analyze_function): Use type safe memory macros.
16708 (static_execute): Likewise. Cast according to the coding conventions.
16709 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
16711 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
16713 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
16714 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
16717 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
16719 PR middle-end/30024
16720 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
16721 for complex modes (both int and real).
16723 2007-06-29 Jan Hubicka <jh@suse.cz>
16725 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
16727 2007-06-29 Jan Hubicka <jh@suse.cz>
16729 PR middle-end/32372
16730 * cse.c (cse_insn): Avoid invalid sharing in between register note and
16733 2007-06-29 Anatoly Sokolov <aesok@post.ru>
16736 * config/avr/avr.c: Include dataflow header file.
16737 (expand_prologue): Adjust for prologue insn change.
16738 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
16741 2007-06-29 Richard Guenther <rguenther@suse.de>
16743 PR middle-end/32493
16744 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
16745 during type verification.
16747 2007-06-29 Jan Hubicka <jh@suse.cz>
16749 * recog.c (validate_change_rtx_1): Unshare TO argument.
16751 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
16753 PR tree-optimization/24659
16754 * tree-vect-transform.c (vectorizable_call): Handle
16755 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
16757 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
16758 * config/i386/i386.c (enum ix86_builtins)
16759 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
16760 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
16762 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
16763 const using def_builtin_const.
16764 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
16765 input operands in the same modes as the result.
16766 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
16768 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
16770 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
16771 (df_set_dead_notes_for_mw): Likewise.
16773 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
16775 * c-common.c (pointer_int_sum): Do the negation in sizetype.
16777 2007-06-28 DJ Delorie <dj@redhat.com>
16779 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
16781 2007-06-28 Geoffrey Keating <geoffk@apple.com>
16783 * doc/invoke.texi (C++ Dialect Options): Document
16784 fvisibility-ms-compat.
16785 * c.opt (fvisibility-ms-compat): New.
16787 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16790 * tree-affine.c (aff_combination_add_elt): Handle
16791 pointer addition specially.
16793 2007-06-28 Jakub Jelinek <jakub@redhat.com>
16795 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
16796 decl is non-external for AIX ABI.
16798 2007-06-28 David Edelsohn <edelsohn@gnu.org>
16800 * config/rs6000/predicates.md (current_file_function_operand):
16801 Ensure the symbol is non-external for AIX ABI.
16803 2007-06-28 Nick Clifton <nickc@redhat.com>
16805 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
16806 (fdce, fdse, fpredictive-commoning): Likewise.
16808 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16811 * gcc.c (process_command): Recognize the new -static-libgfortran
16814 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
16817 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
16818 Use a call clobbered hard reg instead of a pseudo reg.
16820 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
16822 * config/sh/sh.md (load_gbr): Use correct operand constraint.
16824 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
16827 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
16828 REG_LIBCALL and REG_RETVAL notes.
16829 (divsi3, mulsi3): Likewise.
16830 (mulhisi3): Likewise. Use emit_libcall_block.
16831 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
16833 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
16835 PR rtl-optimization/32481
16836 * combine.c (adjust_for_new_dest): Rescan the changed insn.
16838 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16840 * dce.c (deletable_insn_p_1): New function, split out from...
16841 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16842 specially, not those inside PARALLELs. Remove BODY argument
16843 and adjust recursive call accordingly.
16844 (prescan_insns_for_dce): Update call to delete_insn_p.
16846 2007-06-27 Richard Guenther <rguenther@suse.de>
16848 PR middle-end/32492
16849 * tree.h (fold_convertible_p): Declare.
16850 * fold-const.c (fold_convertible_p): New function.
16851 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
16852 instead of lang_hooks.types_compatible_p.
16854 2007-06-26 Jan Hubicka <jh@suse.cz>
16856 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
16857 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
16858 early use validate_unshare_change.
16859 (reload_combine): Likewise.
16860 * recog.c (change_t): New field unshare.
16861 (validate_change_1): Rename from validate_change; add argument unshare.
16862 (validate_change): Turn into wrapper of validate_change_1; update
16863 prototype for bools.
16864 (validate_unshare_change): New.
16865 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
16866 calls of df_insn_rescan.
16867 * recog.h (validate_change): Replace ints by bools.
16868 (validate_unshare_change): Declare.
16870 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
16872 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
16874 2007-06-26 Steve Ellcey <sje@cup.hp.com>
16876 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
16878 2007-06-25 Jan Hubicka <jh@suse.cz>
16880 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
16882 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
16883 cgraph_decide_inlining_incrementally): Move uninlinability checks to
16884 places other call site specific checks are performed.
16886 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16889 * tree-vect-transform.c (vectorizable_operation): Convert
16890 POINTER_PLUS_EXPR over to PLUS_EXPR.
16892 2007-06-25 Chao-ying Fu <fu@mips.com>
16894 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
16895 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
16896 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
16897 Document GET_MODE_IBIT, and GET_MODE_FBIT.
16899 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
16900 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16901 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
16902 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
16903 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
16904 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
16905 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
16906 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
16907 ALL_FIXED_POINT_MODE_P): New define.
16908 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16910 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
16912 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
16913 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
16914 MODE_VECTOR_UACCUM): New mode classes.
16916 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
16917 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
16918 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
16921 * genmodes.c (struct mode_data): Add ibit and fbit fields.
16922 (blank_mode): Initialize ibit and fbit.
16923 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
16924 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16926 (new_adjust): Change required_class to required_class_from and
16927 required_class_to for testing within a range.
16928 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16929 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
16930 MODE_VECTOR_UACCUM.
16931 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
16932 (make_fixed_point_mode): New.
16933 (_ADD_ADJUST): Change C to C1 and C2.
16934 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
16935 use a range for machine classes.
16936 (ADJUST_IBIT, ADJUST_FBIT): New.
16937 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
16939 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
16940 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16941 Emit adjustment for ibit and fbit.
16942 (emit_mode_ibit, emit_mode_fbit): New.
16943 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
16945 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
16947 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
16948 as the source of the set.
16950 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
16952 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
16953 FP_REGNO_P): Use IN_RANGE.
16954 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
16955 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
16956 (DATA_REG_P): Use DATA_REGNO_P.
16957 (FP_REG_P): Use FP_REGNO_P.
16958 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
16959 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
16960 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
16962 2007-06-24 Jan Hubicka <jh@suse.cz>
16964 PR middle-end/30563
16965 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
16967 2007-06-24 Sebastian Pop <sebpop@gmail.com>
16969 PR middle-end/32461
16970 * fold-const.c (fold_binary): Strip nops of operand 0
16971 of BIT_NOT_EXPR before calling operand_equal_p.
16972 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
16973 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
16975 2007-06-23 Mark Mitchell <mark@codesourcery.com>
16977 * doc/extend.texi: Document that dllimport and dllexport imply
16978 default visibility.
16979 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
16980 imported or exported declaration, including type declarations.
16981 * c-common.c (handle_visibility_attribute): Check for conflicts
16982 with dllimport/dllexport.
16983 (c_determine_visibility): Handle dllimport/dllexport as an
16984 explicit visibility atttribute.
16986 2007-06-23 Richard Guenther <rguenther@suse.de>
16988 PR tree-optimization/16876
16989 PR middle-end/29478
16990 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
16992 * tree-inline.c (initialize_inlined_parameters): Do not call
16993 lang_hooks.tree_inlining.convert_parm_for_inlining.
16994 * cgraphbuild.c (initialize_inline_failed): Set inline failed
16995 reason for mismatched types.
16996 * gimplify.c (gimplify_call_expr): Verify the call expression
16997 arguments match the called function type signature. Otherwise
16998 mark the call expression to be not considered for inlining
16999 using CALL_CANNOT_INLINE_P flag.
17000 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
17001 edges call expression.
17002 (cgraph_decide_inlining_of_small_function): Likewise.
17003 (cgraph_decide_inlining): Likewise.
17004 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
17006 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
17007 * c-typeck.c (c_convert_parm_for_inlining): Remove.
17008 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
17009 Remove declaration.
17010 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
17011 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
17013 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
17014 convert_parm_for_inlining member.
17016 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
17019 * arm.md (negscc): Match the correct operand for optimized LT0 test.
17020 Remove optimization for GT.
17022 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
17024 PR middle-end/32437
17025 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
17027 (prescan_insns_for_dce): Add extra parameter.
17029 2007-06-23 Jan Hubicka <jh@suse.cz>
17031 PR middle-end/31541
17032 * gimplify.c (mark_addressable): New function.
17033 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
17035 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
17037 PR middle-end/32374
17038 * expr.c (store_constructor): Do not clobber non-zeroed memory.
17040 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
17043 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
17044 moves between MMX/SSE registers to at least 8 units to prevent
17045 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
17047 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
17049 * config/i386/i386.c (override_options): Correct x86_sahf
17052 2007-06-21 David Daney <ddaney@avtrex.com>
17055 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
17056 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
17057 (exception_receiver): Renamed to ...
17058 (nonlocal_goto_receiver): ... this.
17060 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
17062 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
17063 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
17064 partial register accesses.
17066 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
17068 * fold-const.c (debug_fold_checksum): Move it under
17069 ENABLE_FOLD_CHECKING.
17071 2007-06-21 Sebastian Pop <sebpop@gmail.com>
17073 PR middle-end/20623
17074 * tree.h (debug_fold_checksum): Declared.
17075 * fold-const.c (build_fold_addr_expr_with_type_1): New.
17076 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
17077 build_fold_addr_expr_with_type_1.
17078 (fold_addr_expr, debug_fold_checksum): New.
17079 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
17080 (fold_unary, fold_comparison, split_address_to_core_and_offset):
17081 Use fold_addr_expr.
17083 2007-06-21 Sebastian Pop <sebpop@gmail.com>
17085 PR tree-optimization/19590
17086 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
17087 of scev is a constant.
17089 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
17091 * df-problems.c (df_note_bb_compute): Made computation of live
17092 info consistent with df_lr.
17094 2007-06-21 Richard Guenther <rguenther@suse.de>
17096 PR tree-optimization/32453
17097 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
17098 for pointer anti-range.
17100 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
17102 * config/i386/i386.c (processor_target_table): Increase maximum
17103 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
17106 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
17107 byte alignment if > 8 byte alignment is preferred.
17108 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
17110 2007-06-21 Jakub Jelinek <jakub@redhat.com>
17112 PR tree-optimization/31866
17113 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
17114 if ASM_EXPR's input is not a SSA_NAME.
17116 PR middle-end/32362
17117 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
17118 but decl is a global var, instead return decl.
17119 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
17120 even for is_global_var decls, if they are private in some outer
17123 2007-06-21 Richard Guenther <rguenther@suse.de>
17125 PR tree-optimization/32451
17126 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
17128 2007-06-21 Christian Bruel <christian.bruel@st.com>
17130 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
17131 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
17132 (push_regs): Changed saving order or banked registers.
17133 (sh_expand_epilogue): Likewise.
17134 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
17135 (FIRST_BANKED_REG): Likewise.
17136 (LAST_BANKED_REG): Likewise.
17137 * config/sh/sh.md (banked) New attribute.
17138 (in_delay_slot): Check banked attribute.
17140 2007-06-20 Sebastian Pop <sebpop@gmail.com>
17142 PR tree-optimization/32075
17143 * tree-data-ref.c (subscript_dependence_tester_1,
17144 analyze_miv_subscript, analyze_overlapping_iterations,
17145 add_distance_for_zero_overlaps, build_classic_dist_vector,
17146 subscript_dependence_tester_1, analyze_overlapping_iterations,
17147 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
17148 compute_affine_dependence, compute_all_dependences): Pass loop_nest
17149 to evolution_function_is_affine_multivariate_p.
17151 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
17153 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
17155 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
17158 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
17160 * config/m32c/prologue.md (epilogue_exitd_16): New.
17161 (epilogue_reit_16): New.
17162 (epilogue_exitd): Rename to epilogue_exitd_24.
17163 (epilogue_reit): Rename to epilogue_reit_24.
17165 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
17166 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17168 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
17170 * haifa-sched.c (queue_to_ready): Don't requeue next insn
17171 if dbg_cnt (sched_insn) reaches the limit.
17172 (choose_ready): New parameter INSN_PTR and new return value.
17173 (schedule_block): Handle dbg_cnt (sched_insn). Handle
17174 the new return value from choose_ready.
17175 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
17176 (rest_of_handle_global_alloc): New global_alloc_at_func.
17178 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
17180 PR tree-optimization/25737
17181 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
17182 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
17183 * tree-flow.h (struct fieldoff): Add new field alias_set.
17184 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
17185 argument addressable_type. Set alias_set of fieldoff.
17186 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
17187 (create_overlap_variables_for): Pass alias_set from fieldoff to
17189 * alias.c (get_alias_set): Use alias_set from SFT if set.
17191 2007-06-20 Hui-May Chang <hm.chang@apple.com>
17193 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
17194 of a variable as an unsigned HOST_WIDE_INT integer.
17196 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
17198 PR rtl-optimization/32405
17199 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
17201 2007-06-20 Jakub Jelinek <jakub@redhat.com>
17203 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
17205 PR middle-end/31959
17206 * builtins.c: Include diagnostic.h.
17207 (expand_builtin_expect): Make gcc_assert more permissive.
17208 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
17210 PR inline-asm/32109
17211 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
17214 PR middle-end/32285
17215 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
17216 if ACCUMULATE_OUTGOING_ARGS.
17218 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
17220 * config/m68hc11/m68hc11.c: Include dataflow header file.
17221 (m68hc11_reorg): Port to dataflow.
17223 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
17225 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
17226 (struct df_problem.free_blocks_on_set_blocks): New field.
17227 (struct dataflow.optional_p): New field.
17228 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
17229 (df_live_set_all_dirty): New function.
17230 * df-scan.c (df_scan_alloc): Initialize optional_p.
17231 (problem_SCAN): Initialize free_blocks_on_set_blocks.
17232 * df-core.c (df_set_blocks): Removed use of
17233 DF_FIRST_OPTIONAL_PROBLEM. Now uses
17234 df_problem.free_blocks_on_set_blocks to determine which blocks are
17236 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
17237 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
17238 uses dataflow.optional_p to determine if problem should be
17240 (rest_of_handle_df_initialize): Only start live problem if
17242 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
17243 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
17244 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
17245 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
17246 problem_NOTE): Initialize free_blocks_on_set_blocks.
17247 (df_lr_bb_local_compute): Recompute luids if df_live problem is
17249 (df_live_set_all_dirty, df_note_alloc): New function.
17250 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
17252 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
17253 * postreload.c (reload_combine): Ditto.
17254 * cse.c (cse_extended_basic_block): Ditto.
17255 * regmove.c (mark_flags_life_zones): Ditto.
17256 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
17257 erase_matching_seqs): Ditto.
17258 * bt-load.c (compute_defs_uses_and_gen): Ditto.
17259 * integrate (allocate_initial_values): Ditto.
17260 * combine.c (reg_dead_at_p): Ditto.
17261 * resource.c (mark_target_live_regs): Ditto.
17262 * sched-rgn.c (check_live_1, update_live_1): Ditto.
17263 * config/sh/sh.c (find_r0_life_regions): Ditto.
17264 * global.c (rest_of_handle_global_alloc): Only add back df_live
17266 * local-alloc.c (rest_of_handle_local_alloc): Only remove
17267 df_live for -O > 1.
17268 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
17270 (if_convert): Make sure df_live is there at -O == 1.
17271 (pass_if_after_combine): Cleanup flags.
17272 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
17273 is there at -O == 1.
17275 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
17277 * config/arm/arm.c (arm_get_frame_offsets): Set
17278 offsets->locals_base to avoid negative stack size.
17279 (thumb1_expand_prologue): Assert on negative stack size.
17281 2007-06-19 Sebastian Pop <sebpop@gmail.com>
17283 PR tree-optimization/32367
17284 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
17285 of the chrec has no evolution in that loop.
17286 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
17288 2007-06-19 Bob Wilson <bob.wilson@acm.org>
17290 * config/xtensa/xtensa.c: Include "df.h".
17291 (xtensa_builtin_saveregs): Use adjust_address instead of
17293 (xtensa_va_start): Invoke make_tree with sizetype for
17294 expand_builtin_saveregs and then convert the result to a pointer.
17295 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
17296 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
17297 Subtract argument size from index value as integers and then use
17298 POINTER_PLUS_EXPR to add the result to the array address.
17300 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
17303 * config/m32c/m32c.c: Include dataflow header file.
17304 (m32c_emit_prologue): Adjust for prologue insn change.
17305 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
17306 once inside a PARALLEL. Assume frame size passed in operand 0
17307 includes space to save the fb register.
17308 (prologue_enter_24): Likewise.
17309 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
17311 2007-06-19 David Daney <ddaney@avtrex.com
17314 * config/mips/mips.md (cprestore): Mark $gp as used.
17316 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
17319 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
17320 (frv_ifcvt_modify_insn): Likewise.
17322 2007-06-19 Richard Guenther <rguenther@suse.de>
17324 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
17325 only handle positive offsets that fit in a HOST_WIDE_INT.
17327 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
17329 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
17330 result of rsqrt insn for zero input argument to avoid NaN.
17332 2007-06-19 Richard Guenther <rguenther@suse.de>
17334 PR middle-end/31950
17335 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
17337 2007-06-19 Jakub Jelinek <jakub@redhat.com>
17339 PR tree-optimization/32353
17340 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
17342 2007-06-19 Nick Clifton <nickc@redhat.com>
17344 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
17346 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
17349 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
17350 * config/i386/i386.c (assign_386_stack_local): Assert that
17351 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
17352 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
17353 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
17354 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
17356 2007-06-18 Steve Ellcey <sje@cup.hp.com>
17358 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
17360 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
17362 PR rtl-optimization/32321
17363 * gcse.c (replace_store_insn): Update the note before
17364 calling emit_insn_after.
17366 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
17368 PR middle-end/32355
17369 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
17371 * df-problems.c (df_note_bb_compute): Fix dumping info.
17373 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
17375 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
17376 insn with emit_jump_insn.
17378 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
17380 PR tree-optimization/32383
17381 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
17382 * targhooks.h (default_builtin_reciprocal): Update prototype.
17383 * target.h (struct gcc_target): Update builtin_reciprocal.
17384 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
17385 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
17386 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
17387 when fndecl is in BUILT_IN_MD class.
17388 (execute_convert_to_rsqrt): Ditto.
17390 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
17391 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
17392 Convert BUILT_IN_SQRTF code only when md_fn is false.
17394 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
17396 * bt-load.c (move_btr_def): Fix the order of arguments
17397 to validate_replace_rtx.
17399 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
17401 * config/m68k/m68k-devices.def: Add 54450..54455.
17403 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
17405 PR rtl-optimization/32366
17406 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
17407 FLOAT_EXTEND]: Prevent non-scalar modes from entering
17410 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
17412 PR middle-end/32349
17413 * modulo-sched (generate_reg_moves): Added rescan parameter and if
17414 this is true, rescan insn being modified.
17415 (sms_schedule): Added rescan parameter.
17416 (rest_of_handle_sms): Moved freeing of dominance info to before
17417 getting out of cfg_layout.
17419 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
17421 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
17422 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
17425 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
17426 FL_CF_EMAC from the entry for isac.
17428 * config/m68k/predicates.md (const_call_operand): Adjust comment.
17429 (const_sibcall_operand): New.
17430 (sibcall_operand): Use it.
17431 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
17432 (m68k_isas): ISAC does not imply FPU or EMAC.
17433 (override_options): Add ISA_C logic for symbolic jump & call.
17435 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
17437 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
17438 return mode from the builtin itself.
17439 (sparc_fold_builtin): Fix cast of zero constant.
17441 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
17443 * targhooks.c (default_builtin_reciprocal): New default target hook.
17444 * targhooks.h (default_builtin_reciprocal): Add prototype.
17445 * hooks.c (hook_tree_tree_bool_null): Remove hook.
17446 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
17447 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
17448 default_builtin_reciprocal.
17450 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
17452 PR middle-end/31723
17453 * hooks.c (hook_tree_tree_bool_null): New hook.
17454 * hooks.h (hook_tree_tree_bool_null): Add prototype.
17455 * tree-pass.h (pass_convert_to_rsqrt): Declare.
17456 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
17457 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
17458 and convert it to reciprocal a*rfunc(b).
17459 (execute_convert_to_rsqrt): New function.
17460 (gate_convert_to_rsqrt): New function.
17461 (pass_convert_to_rsqrt): New pass definition.
17462 * target.h (struct gcc_target): Add builtin_reciprocal.
17463 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
17464 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
17465 TARGET_BUILTIN_RECIPROCAL.
17466 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
17468 * config/i386/i386.h (TARGET_RECIP): New define.
17469 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
17470 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17471 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17472 and not optimizing for size.
17473 (*rcpsf2_sse): New insn pattern.
17474 (*rsqrtsf2_sse): Ditto.
17475 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
17476 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17477 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17478 and not optimizing for size.
17479 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
17480 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17481 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17482 and not optimizing for size.
17483 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
17484 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17485 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17486 and not optimizing for size.
17487 (*sse_rsqrtv4sf2): Do not export.
17488 (sqrtv4sf2): Ditto.
17489 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
17490 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17491 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17492 and not optimizing for size.
17493 (sqrtv4sf2): Ditto.
17494 * config/i386/i386.opt (mrecip): New option.
17495 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
17496 (ix86_emit_swsqrtsf): Ditto.
17497 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
17498 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
17499 builtin definition.
17500 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
17501 ix86_expand_unop1_builtin.
17502 (ix86_emit_swdivsf): New function.
17503 (ix86_emit_swsqrtsf): Ditto.
17504 (ix86_builtin_reciprocal): New function.
17505 (TARGET_BUILTIN_RECIPROCAL): Use it.
17506 (ix86_vectorize_builtin_conversion): Rename from
17507 ix86_builtin_conversion.
17508 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
17509 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
17510 "i386 and x86_64 Options" section.
17511 (Intel 386 and AMD x86_64 Options): Document -mrecip.
17513 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17514 Zdenek Dvorak <dvorakz@suse.cz>
17515 Richard Guenther <rguenther@suse.de>
17516 Kaz Kojima <kkojima@gcc.gnu.org>
17518 * tree-vrp.c (compare_values_warnv): Convert val2 to
17520 (extract_range_from_assert): Create
17521 POINTER_PLUS_EXPR for pointer types.
17522 (extract_range_from_binary_expr): Handle
17523 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
17525 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
17526 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
17527 POINTER_PLUS_EXPR as PLUS_EXPR.
17528 (number_of_iterations_lt_to_ne):
17529 For pointer types, use sizetype when
17530 creating MINUS_EXPR/PLUS_EXPRs.
17531 (assert_loop_rolls_lt): For pointer types, use sizetype when
17532 creating MINUS_EXPR/PLUS_EXPRs.
17533 (number_of_iterations_le): Likewise.
17534 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
17535 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
17536 like PLUS_EXPR and MINUS_EXPR.
17537 * tree-pretty-print.c (dump_generic_node): Handle
17539 (op_prio): Likewise.
17540 (op_symbol_1): Likewise.
17541 * optabs.c (optab_for_tree_code): Likewise.
17542 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
17544 * tree-tailcall.c (process_assignment): Mention
17545 POINTER_PLUS_EXPR in a TODO comment.
17546 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
17547 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
17548 not used with a pointer and an integer type.
17549 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
17550 increment using chrec_convert_rhs instead of chrec_convert.
17551 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
17552 PLUS_EXPR except for the right hand side's type will be
17554 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
17555 (fold_used_pointer_cast): Kill.
17556 (pointer_offset_p): Kill.
17557 (fold_used_pointer): Kill.
17558 (pointer_used_p): Kill.
17559 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
17560 call fold_used_pointer.
17561 (instantiate_parameters_1): Convert the increment
17562 using chrec_convert_rhs instead of chrec_convert.
17563 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
17564 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
17565 instead of PLUS_EXPR.
17566 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
17567 PLUS_EXPR for pointers.
17568 (std_gimplify_va_arg_expr): Likewise.
17569 (fold_builtin_memory_op): Likewise.
17570 (fold_builtin_strstr): Likewise.
17571 (fold_builtin_strchr): Likewise.
17572 (fold_builtin_strrchr): Likewise.
17573 (fold_builtin_strpbrk): Likewise.
17574 (expand_builtin_memory_chk): Likewise.
17575 (fold_builtin_memory_chk): Likewise.
17576 (std_expand_builtin_va_start): Use
17577 sizetype for the call to make_tree and then convert
17578 to the pointer type.
17579 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
17580 instead of PLUS_EXPR for adding to a pointer.
17581 (std_gimplify_va_arg_expr): Use fold_build2 for
17582 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
17583 the operands to sizetype first and then cast the BIT_AND_EXPR
17584 back to the pointer type.
17585 * fold-const.c (build_range_check): Handle pointer types
17587 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
17588 of PLUS_EXPR's. Make sure the offset is converted to
17590 (try_move_mult_to_index): Strip the NOPs from the offset.
17591 Remove code argument and replace all uses with PLUS_EXPR.
17592 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
17593 specially. Don't use a pointer type for MINUS_EXPR.
17594 (fold_unary): Handle for (T1)(X op Y),
17595 only p+ as that is the only as that can be handled for
17596 binary operators now.
17597 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
17599 <case PLUS_EXPR>: Add folding of PTR+INT into
17601 Don't call try_move_mult_to_index.
17602 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
17603 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
17604 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
17605 Don't call try_move_mult_to_index.
17606 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
17607 (tree_expr_nonzero_p): Likewise.
17608 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
17609 of PLUS_EXPR for the complex expression folding.
17610 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
17611 first chrec is a pointer type, then the second should
17612 be sizetype and not the first's type.
17613 For POINTER_PLUS_EXPR, use a different right hand side type.
17614 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17615 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
17616 different right hand side type.
17617 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17618 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
17619 instead of PLUS_EXPR.
17620 When either operand is zero, convert the other operand.
17621 (chrec_apply): Use chrec_convert_rhs
17622 on the argument x instead of chrec_convert.
17623 (reset_evolution_in_loop): For pointer types, the new_evol
17624 should be sizetype.
17625 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
17626 different right hand side type.
17627 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17628 (chrec_convert_rhs): New function.
17629 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
17630 different right hand side type.
17631 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17632 * tree-chrec.h (chrec_convert_rhs): New prototype.
17633 (build_polynomial_chrec): For pointer types, the right hand
17634 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
17635 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
17636 Remove subtraction case as it is always addition now.
17637 Make sure the offset is converted to sizetype.
17638 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
17639 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
17640 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
17641 PLUS_EXPR in pointer type.
17642 Handle POINTER_PLUS_EXPR.
17643 (tree_to_aff_combination): Likewise.
17644 (force_expr_to_var_cost): Likewise.
17645 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
17646 instead of PLUS_EXPR for pointers.
17647 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
17648 instead of PLUS_EXPR of pointer types.
17649 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
17651 (check_va_list_escapes): Likewise.
17652 (check_all_va_list_escapes): Likewise.
17653 * dwarf2out.c (loc_descriptor_from_tree_1):
17654 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
17655 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
17656 (string_constant): Likewise.
17657 * tree-ssa-address.c (tree_mem_ref_addr): When adding
17658 the offset to the base, use POINTER_PLUS_EXPR.
17659 (add_to_parts): Convert the index to sizetype.
17660 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
17661 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
17662 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
17663 Offset only holds something for PLUS_EXPR.
17664 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
17666 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
17668 (analyze_accesses_for_modify_stmt): Likewise.
17669 Remove comment about the type being integral type as it is
17671 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
17673 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
17675 Correct the type which the artimentic is done in (is now
17678 * tree-data-ref.c (split_constant_offset): Handle
17680 * tree-affine.c (tree_to_aff_combination): Likewise.
17681 * c-typeck.c (build_unary_op): For pointers create the increment
17682 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
17684 * gimplify.c (gimplify_self_mod_expr): Create a
17685 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17686 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
17687 * tree.def (POINTER_PLUS_EXPR): New tree code.
17688 * tree-predcom.c (ref_at_iteration): If we have a pointer
17689 type do the multiplication in sizetype.
17690 * tree-mudflap.c (mf_xform_derefs_1): Create a
17691 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17692 * tree-ssa-forwprop.c
17693 (forward_propagate_addr_into_variable_array_index):
17694 Don't expect there to be a cast for the index as that
17695 does not exist anymore.
17696 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
17697 instead of PLUS_EXPR.
17698 Don't check for the first operand of the POINTER_PLUS_EXPR
17699 was the index as it cannot be.
17700 Call forward_propagate_addr_into_variable_array_index with
17701 the SSA_NAME instead of the statement.
17702 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
17703 (compare_constant): Likewise.
17704 (copy_constant): Likewise.
17705 (compute_reloc_for_constant): Likewise.
17706 (output_addressed_constants): Likewise.
17707 (initializer_constant_valid_p): Likewise.
17708 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
17709 Convert the MIN/MAX of the inner type to the outer
17710 type before comparing them.
17711 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
17712 POINTER_PLUS_EXPR instead of PLUS_EXPR.
17713 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
17714 of PLUS_EXPR for pointers.
17715 * tree-inline.c (estimate_num_insns_1): Handle
17717 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
17718 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17719 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
17720 instead of PLUS_EXPR for the pointer increment statement.
17721 (vect_update_ivs_after_vectorizer): For pointer types, create
17722 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
17723 MULT_EXPR in sizetype.
17724 (vect_gen_niters_for_prolog_loop): Add a cast when creating
17726 * tree-object-size.c (plus_expr_object_size): Handle
17727 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
17728 code which is trying to figure out which side is a pointer and
17730 (check_for_plus_in_loops_1): Likewise.
17731 (check_for_plus_in_loops): Likewise.
17732 * c-common.c (pointer_int_sum): Create a
17733 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17734 * tree-ssa-structalias.c (handle_ptr_arith): Handle
17735 only POINTER_PLUS_EXPR. Removing all the extra
17736 code which is trying to figure out which side is a pointer and
17738 * tree-cfg.c (verify_expr): Add extra checking for pointers and
17739 PLUS_EXPR and MINUS_EXPR.
17740 Also add checking to make sure the operands of POINTER_PLUS_EXPR
17742 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
17743 with make_tree, instead of a pointer type.
17744 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
17745 for pointers instead of PLUS_EXPR.
17746 (s390_gimplify_va_arg): Likewise.
17747 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
17748 instead of PLUS_EXPR when doing addition on pointer
17749 types. Use sizetype for the second operand.
17750 (spu_gimplify_va_arg_expr): Likewise.
17751 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
17752 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
17753 a pointer. Don't create a BIT_AND_EXPR for pointer types.
17754 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
17755 for the pointer addition and also use size_int/sizetype
17757 (ix86_gimplify_va_arg): Likewise.
17758 Perform BIT_AND_EXPR on sizetype arguments.
17759 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
17760 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
17761 for the pointer additions and also use size_int for the offsets.
17762 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
17763 additions and also use size_int for the offsets. Perform
17764 BIT_AND_EXPR on sizetype arguments.
17765 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
17766 POINTER_PLUS_EXPR for pointers and create the
17767 BIT_AND_EXPR in sizetype.
17768 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
17769 instead of PLUS_EXPR for pointer addition.
17770 (rs6000_va_start): Likewise.
17771 Also use sizetype for the offset.
17772 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
17773 as PLUS_EXPR/MINUS_EXPR.
17774 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
17775 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
17776 Don't use BIT_AND_EXPR on a pointer type, convert the
17777 expression to sizetype first.
17778 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
17780 (mips_gimplify_va_arg_expr): Likewise.
17781 Don't create BIT_AND_EXPR in a pointer type.
17783 2007-06-15 Eric Christopher <echristo@apple.com>
17785 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
17786 (x86_64-*-darwin*): Ditto.
17787 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
17790 2007-06-15 Matthew Wilcox <matthew@wil.cx>
17792 * doc/extend.texi: Document behavior of __attribute__((aligned))
17795 2007-06-15 Mark Mitchell <mark@codesourcery.com>
17797 * rtlanal.c (note_stores): Improve documentation.
17799 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
17801 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
17802 LOCAL_LABEL_PREFIX): Delete.
17803 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
17804 (bfin_internal_label): Delete.
17806 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
17808 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
17809 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
17810 otherwise define to LIBGCC2_TF_CEXT.
17811 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
17812 (LIBGCC_TF_CEXT): Ditto.
17815 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
17817 PR rtl-optimization/32339
17818 * df-scan.c (df_uses_record): Don't modify flags but just add to
17819 it for df_ref_record.
17821 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
17823 * tree-mudflap.c: Fix whitespace issues.
17825 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
17827 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
17829 2007-06-14 Eric Christopher <echristo@apple.com>
17831 * config/i386/sse.md (movdi_to_sse): Rewrite body.
17832 (movv4sf): Use gcc_unreachable instead of abort.
17834 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
17837 * config/i386/sfp-machine.h (CMPtype): New define.
17838 (mach stubs): Use CMPtype instead of int as a return type.
17840 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
17842 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
17843 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
17844 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
17845 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
17846 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
17847 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
17848 config/soft-fp/soft-fp.h: Update from glibc CVS.
17850 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
17852 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
17854 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
17857 * config/v850/v850.c: Include dataflow header file.
17858 (substitute_ep_register): Fix typo.
17860 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17862 * configure.ac: Fix earlier checkin.
17863 * configure: Regenerated.
17865 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17867 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
17868 * aclocal.m4: Regenerate.
17869 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
17870 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
17871 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
17872 * configure: Regenerate.
17873 * Makefile.in (LOOSE_WARN): Subst loose_warn.
17875 * Makefile.in (quickstrap): Build libgcc too.
17877 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17879 * configure.ac: Add --enable-checking=df. Explicitly mention that
17880 the variables are initialized as for "release".
17881 * df-core.c: Use it.
17882 * configure: Regenerate.
17883 * config.in: Regenerate.
17885 2007-06-14 Bob Wilson <bob.wilson@acm.org>
17887 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
17888 validate_replace_rtx instead of replace_rtx.
17889 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
17891 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
17893 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
17894 (DWARF2_UNWIND_INFO): Override default if configured with
17896 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
17897 (ENDFILE_SPEC): Add crtend.o.
17898 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
17899 (ENDFILE_SPEC): Add crtend.o.
17900 (TARGET_USE_JCR_SECTION): Define.
17901 (MD_UNWIND_SUPPORT): Define for 32-bit target.
17903 * config/i386/cygming-crtbegin.c: New file.
17904 * config/i386/cygming-crtend.c: New file.
17906 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
17908 * config/i386/w32-unwind.h: New file.
17910 2007-06-13 Eric Christopher <echristo@apple.com>
17912 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
17913 the user set a value below STACK_BOUNDARY.
17915 2007-06-13 Thiemo Seufer <ths@networkno.de>
17917 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
17918 imply -lpthread for -pthread.
17920 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
17922 * basic-block.h: Remove the prototype for
17923 free_basic_block_vars.
17924 * cfglayout.h: Remove the prototype for
17925 insn_locators_initialize.
17926 * tree.h: Remove the prototype for emit_line_note.
17928 * tree-ssa-pre.c (mergephitemp): Remove.
17929 (init_pre): Don't use mergephitemp.
17931 2007-06-13 Eric Christopher <echristo@apple.com>
17933 * config/i386/i386.c (override_options): If we've specified
17934 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
17936 2007-06-13 Bob Wilson <bob.wilson@acm.org>
17938 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
17941 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
17943 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
17944 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
17945 (eh_store_handler): New pattern.
17946 (eh_return): Emit it instead of a plain move.
17948 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
17950 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
17951 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
17952 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
17955 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
17957 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
17958 (find_next_insn_start, find_load): New functions.
17959 (bfin_reorg): Use them to deal with the fact that parallel insns are
17960 no longer represented as a SEQUENCE.
17962 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
17964 * config/sparc/sparc.c (sparc_override_options): Initialize
17965 fpu mask correctly.
17967 2007-06-13 Dave Korn <dave.korn@artimi.com>
17969 * config/i386/i386.c (ix86_eax_live_at_start_p): Use df_get_live_out.
17971 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
17973 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
17974 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
17975 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
17976 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
17977 tree-vect-transform.c: Fix comment typos. Follow spelling
17980 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
17982 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
17983 to the exit block use set.
17984 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
17985 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
17986 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
17988 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
17990 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
17991 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
17992 to indicate an error.
17993 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
17995 (dbg_cnt_process_opt): Print an error on a bad argument.
17996 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
17997 * common.opt (-fdbg-cnt-list): New.
17998 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
18000 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
18002 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
18003 flag on ref-all pointers.
18005 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
18007 PR middle-end/31579
18008 * expr.c (expand_expr_addr_expr_1): Call expand_expr
18009 for the offset with the modifier as EXPAND_INITIALIZER
18010 if the modifier is EXPAND_INITIALIZER.
18011 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
18012 a register if we had an overflow.
18014 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18016 * real.c (real_isfinite): New.
18017 (real_sqrt): Use it.
18018 * real.h (real_isfinite): New.
18019 * builtins.c: Use it.
18021 2007-06-12 Ian Lance Taylor <iant@google.com>
18022 Daniel Berlin <dberlin@dberlin.org>
18025 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
18026 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
18027 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
18028 (DECL_NO_TBAA_P): Define.
18029 (struct tree_decl_common): Add no_tbaa_flag field.
18030 * tree-ssa-structalias.c (struct variable_info): Add
18031 no_tbaa_pruning field.
18032 (new_var_info): Initialize no_tbaa_pruning field.
18033 (unify_nodes): Copy no_tbaa_pruning field.
18034 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
18035 (dump_solution_for_var): Print no_tbaa_pruning flag.
18036 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
18038 (compute_tbaa_pruning): New static function.
18039 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
18040 Call compute_tbaa_pruning.
18041 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
18042 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
18043 * gimple-low.c (lower_stmt): Likewise.
18044 * tree-gimple.c (is_gimple_stmt): Likewise.
18045 * tree-ssa-operands.c (get_expr_operands): Likewise.
18046 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
18047 * tree-inline.c (estimate_num_insns_1): Likewise.
18048 (copy_result_decl_to_var): Likewise.
18049 * expr.c (expand_expr_real_1): Likewise.
18050 * tree-pretty-print.c (dump_generic_node): Likewise.
18051 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
18052 * omp-low.c (omp_copy_decl_2): Likewise.
18053 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
18054 * doc/c-tree.texi (Expression trees): Document
18055 CHANGE_DYNAMIC_TYPE_EXPR.
18057 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18059 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
18060 with !HONOR_NANS and !HONOR_INFINITIES.
18061 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
18063 2007-06-12 Tristan Gingold <gingold@adacore.com>
18065 * gcov.c: Comments updated.
18066 (source_info): Add file_time field.
18067 (source_index): New variable.
18068 (mutiple_files): New variable.
18069 (generate_results): New function extracted from process_file.
18070 (process_file): Save and restore chain of functions, generate
18071 results and free structures only if not merging results.
18072 (release_structures): File names are now freed in create_file_names
18073 (create_file_names): Free previous file names.
18074 (find_source): File date is now read here and modifications in
18075 source files is checked here.
18076 (read_graph_file): Only reverse order of functions for the current
18078 (make_gcov_file_name): Do not generate long names if input_name is
18080 (output_lines): If merging results do not display graph, data and
18082 Checking source file modification is done in find_source.
18084 * doc/gcov.texi: Append an s to sourcefile.
18086 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
18088 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
18089 (forced_nop): New pattern.
18090 * config/bfin/bfin.c: Include "df.h".
18091 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
18092 (bfin_discover_loop): Use df_get_live_in instead of
18093 global_live_at_start.
18094 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
18095 df_analyze when done.
18096 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
18097 the insns. Use QImode for the final insn in a bundle. Call
18098 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
18100 (reorder_var_tracking_notes): New function.
18101 (bfin_reorg): Pass no argument to split_all_insns. Don't call
18102 update_life_info. Call df_analyze after scheduling and bundle
18103 generation. Call reorder_var_tracking_notes if generating these
18104 notes. Call df_finish_pass at the end.
18106 2007-06-12 Dirk Mueller <dmueller@suse.de>
18108 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
18109 a comparison, not an assignment.
18111 2007-06-12 Olivier Hainque <hainque@adacore.com>
18113 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
18114 Request walking the subtrees only, leaving the current is_lhs/val_only
18116 (convert_non_local_reference): Likewise.
18118 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
18120 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
18122 2007-06-12 Richard Guenther <rguenther@suse.de>
18124 PR tree-optimization/15353
18125 PR tree-optimization/31657
18126 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
18127 * timevar.def: Add TV_TREE_IFCOMBINE.
18128 * tree-pass.h (pass_tree_ifcombine): Declare.
18129 * tree-ssa-ifcombine.c: New file.
18130 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
18131 * tree-flow.h (blocks_in_phiopt_order): Declare.
18132 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
18133 (tree-ssa-ifcombine.o): New dependencies.
18135 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
18137 PR rtl-optimization/32293
18138 * combine.c (simplify_if_then_else): Truncate return from
18139 nonzero_bits() to correct mode.
18141 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
18143 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
18144 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
18146 2007-06-11 Diego Novillo <dnovillo@google.com>
18148 * Makefile.in (reload1.o-warn): Remove.
18150 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
18152 * combine.c (subst): Use reg_overlap_mentioned_p
18153 instead of comparing register numbers directly.
18155 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
18157 * reload1.c (mark_home_live_1): Use the mode parameter.
18159 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
18161 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
18162 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
18164 * df-core.c: Ditto.
18166 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
18168 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
18170 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
18172 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
18173 from integer registers.
18174 (FP mode splitters): Handle TFmode.
18176 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
18178 * tree-ssa-structalias.c (find_what_p_points_to): Return false
18179 for ref-all pointers that point-to anything.
18181 2007-06-11 Joseph Myers <joseph@codesourcery.com>
18183 * config/arm/arm.c (arm_output_dwarf_dtprel,
18184 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
18186 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
18188 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
18189 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
18192 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
18194 * tree.c (signed_or_unsigned_type_for): New.
18195 (unsigned_type_for): Use signed_or_unsigned_type_for.
18196 (signed_type_for): Use signed_or_unsigned_type_for.
18197 * tree.h (signed_or_unsigned_type_for): New.
18198 (get_signed_or_unsigned_type): Remove.
18199 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
18200 lang_hooks.types.signed_type
18201 (size_diffop): Likewise.
18202 (all_ones_mask_p): Likewise.
18203 (build_range_check): Likewise.
18204 (fold_cond_expr_with_comparison): Likewise.
18205 (fold_cond_expr_with_comparison): Likewise.
18206 (unextend): Likewise.
18207 (extract_muldiv_1): Likewise.
18208 (fold_single_bit_test_into_sign_test): Likewise.
18209 (fold_binary): Likewise.
18210 (fold_ternary): Likewise.
18211 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
18212 instead of get_signed_or_unsigned_type.
18213 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
18214 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
18215 * expr.c (signed_or_unsigned_type_for): Use
18216 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
18217 * langhooks.c (get_signed_or_unsigned_type): Remove.
18218 (lhd_signed_or_unsigned_type): Remove.
18219 * langhooks.h (lang_hooks_for_types): Remove signed_type and
18220 signed_or_unsigned_type.
18221 (lhd_signed_or_unsigned_type): Remove.
18222 * expmed.c (make_tree): Use signed_type_for instead of
18223 lang_hooks.types.signed_type.
18224 * c-common.c (same_scalar_type_ignoring_signedness): Use
18225 c_common_signed_type instead of lang_hooks.types.signed_type.
18226 (c_common_unsigned_type): New.
18227 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
18228 (shorten_compare): Use c_common_unsigned_type instead of
18229 c_common_signed_or_unsigned_type.
18230 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
18232 * convert.c (convert_to_integer): Use signed_type_for instead of
18233 lang_hooks.types.signed_type.
18234 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
18235 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
18236 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
18237 * c-format.c (check_format_types): Use c_common_unsigned_type
18238 instead of unsigned_type_for.
18239 * c-decl.c (groakdeclarator): Likewise.
18240 * c-typeck.c (convert_for_assignment): Likewise.
18241 * c-common.h (c_common_unsigned_type): New.
18243 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
18246 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
18247 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
18249 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
18251 PR middle-end/32279
18252 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
18253 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
18255 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
18256 Sebastian Pop <sebpop@gmail.com>
18258 * lambda-code.c (remove_iv): New.
18259 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
18261 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
18263 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
18264 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
18265 * tree-ssa-loop-prefetch.c: Include optabs.h.
18266 (FENCE_FOLLOWING_MOVNT): New macro.
18267 (struct mem_ref): Add independent_p and storent_p fields.
18268 (record_ref): Initalize the new fields.
18269 (gather_memory_references_ref): Return true if the reference
18271 (gather_memory_references): Check whether all memory accesses
18272 in loop were recorded.
18273 (should_issue_prefetch_p): Return false for nontemporal stores.
18274 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
18275 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
18276 (determine_loop_nest_reuse): Detect independent memory references.
18277 (loop_prefetch_arrays): Call mark_nontemporal_stores.
18278 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
18279 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
18280 * config/i386/i386.h (x86_mfence): Declare.
18281 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
18282 * config/i386/i386.c (x86_mfence): New variable.
18283 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
18285 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
18286 * optabs.c (init_optabs): Initialize storent_optab.
18287 * optabs.h (enum optab_index): Add OTI_storent.
18288 (storent_optab): Declare.
18289 * genopinit.c (optabs): Add initialization for storent_optab.
18290 * tree.h (MOVE_NONTEMPORAL): New macro.
18291 * expr.c (expand_assignment, store_expr, store_constructor_field,
18292 store_constructor, store_field, expand_expr_real_1): Propagate
18293 nontemporality of the expanded store.
18294 (emit_storent_insn): New function.
18295 * expr.h (expand_assignment, store_expr): Declaration changed.
18296 * function.c (assign_parm_setup_reg): Pass false as nontemporality
18297 to expand_assignment.
18298 * stmt.c (expand_asm_expr): Ditto.
18299 * calls.c (initialize_argument_information): Pass false as
18300 nontemporality to store_expr.
18301 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
18304 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
18306 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
18308 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
18310 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
18312 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
18313 and allow DECL_P here.
18315 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
18317 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
18318 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
18319 track of the size of the expression.
18320 * cfghooks.c (merge_blocks): Remove block from loops structure only
18321 after call of the merge_blocks hook.
18323 2007-06-09 Tom Tromey <tromey@redhat.com>
18325 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
18326 (deprecated_state): Removed.
18327 (start_decl): Update.
18328 (enum deprecated_states): Moved earlier.
18329 (groktypename): Update.
18330 (push_parm_decl): Likewise.
18331 (grokfield): Likewise.
18332 (start_function): Likewise.
18334 2007-06-09 Ian Lance Taylor <iant@google.com>
18336 PR tree-optimization/32169
18337 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
18338 CONVERT_EXPR, check whether min and max both converted to an
18339 overflow infinity representation.
18341 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
18343 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
18344 not inserted on the edge.
18346 2007-06-08 Bob Wilson <bob.wilson@acm.org>
18348 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
18349 instructions if they are supported.
18350 (__divsi3, __umodsi3, __modsi3): Likewise.
18351 (__ashldi3, __ashrdi3, __lshrdi3): New.
18352 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
18354 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
18355 Tony Linthicum <tony.linthicum@amd.com>
18357 * doc/invoke.texi: Add fvect-cost-model flag.
18358 * common.opt (fvect-cost-model): New flag.
18359 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
18360 cost fields in stmt_vec_info struct for STMT.
18361 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
18362 fields in stmt_vec_info struct and access functions for the same.
18363 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
18364 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
18365 load, store and vector to scalar operation.
18366 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
18367 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
18368 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
18369 (TARG_VEC_STORE_COST): Define cost of vector store.
18370 (vect_estimate_min_profitable_iters): Define new function.
18371 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
18372 check to evaluate if loop iterations are less than minimum profitable
18373 iterations determined by cost model or minimum vect loop bound defined
18374 by user, whichever is more conservative.
18375 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
18376 run-time check to evaluate if loop iterations are less than minimum
18377 profitable iterations determined by cost model or minimum vect loop
18378 bound defined by user, whichever is more conservative.
18379 (vect_estimate_min_profitable_iterations): New function to estimate
18380 mimimimum iterartions required for vector version of loop to be
18381 profitable over scalar version.
18382 (vect_model_reduction_cost): New function.
18383 (vect_model_induction_cost): New function.
18384 (vect_model_simple_cost): New function.
18385 (vect_cost_strided_group_size): New function.
18386 (vect_model_store_cost): New function.
18387 (vect_model_load_cost): New function.
18388 (vectorizable_reduction): Call vect_model_reduction_cost during
18390 (vectorizable_induction): Call vect_model_induction_cost during
18392 (vectorizable_load): Call vect_model_load_cost during analysis phase.
18393 (vectorizable_store): Call vect_model_store_cost during analysis phase.
18394 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
18395 vectorizable_promotion, vectorizable_demotion): Call
18396 vect_model_simple_cost during analysis phase.
18398 2007-06-08 Simon Baldwin <simonb@google.com>
18400 * reg-stack.c (get_true_reg): Readability change. Moved default case
18401 label into direct switch statement scope.
18403 2007-06-08 Simon Baldwin <simonb@google.com>
18405 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
18406 in gcc_assert() with '==' comparison.
18408 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18410 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
18411 TARGET_ABM handling of x86_popcnt variable.
18413 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18415 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
18416 __builtin_copysignq and __builtin_infq built-in functions.
18418 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18420 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
18421 SSE4.2 section. Correct built-in function names in SSE4A section.
18423 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18425 PR tree-optimization/32243
18426 * tree-vect-transform.c (vectorizable_type_promotion): Move check
18427 for ncopies after ratio check between nunits_out and nunits_in.
18428 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
18430 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
18432 PR tree-optimization/32224
18433 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
18434 vectorization upon a non GIMPLE_MODIFY_STMT.
18436 2007-06-08 Christian Bruel <christian.bruel@st.com>
18439 * config/sh/sh.md (doloop_end): New pattern and splitter.
18440 * loop-iv.c (simple_rhs_p): Check for hardware registers.
18442 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
18444 PR middle-end/32209
18445 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
18447 (verify_dominators): Do not change dominance tree.
18449 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
18451 * config/sh/constraints.md: New file.
18452 * config/sh/sh.c: Include tm-constrs.h.
18453 (reg_class_from_letter): Remove.
18454 (prepare_cbranch_operands): Use satisfies_constraint_*
18455 function instead of macro.
18456 (andcosts, broken_move, sh_secondary_reload): Likewise.
18457 * config/sh/predicates.md (trapping_target_operand): Likewise.
18458 (and_operand, arith_operand, arith_reg_or_0_operand,
18459 cmp_operand, logical_operand, target_operand,
18460 ua_address_operand, ua_offset, xor_operand): Likewise.
18461 * config/sh/sh.md: Include constraints.md.
18462 (*movsicc_t_false): Use satisfies_constraint_* function
18464 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
18465 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
18466 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
18467 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
18468 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
18469 (REG_CLASS_FROM_CONSTRAINT): Remove.
18470 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
18471 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
18472 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
18473 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
18474 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
18475 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
18476 function instead of macro.
18477 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
18478 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
18479 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
18480 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
18481 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
18482 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
18483 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
18484 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
18485 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
18486 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
18487 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
18488 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
18489 EXTRA_CONSTRAINT_STR): Likewise.
18490 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
18492 2007-06-07 Geoffrey Keating <geoffk@apple.com>
18494 * config/i386/darwin.h (STACK_BOUNDARY): Define.
18496 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
18499 * c-common.h (flag_cpp0x): Replaced by...
18500 (cxx_dialect): ... this new variable specifying the C++ dialect that
18502 * c-common.c (flag_cpp0x): Removed.
18503 (cxx_dialect): Defined.
18504 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
18506 * c-opts.c (c_common_post_options): Likewise.
18507 (set_std_cxx98): Set cxx_dialect to cxx98.
18508 (set_std_cxx0x): Set cxx_dialect to cxx0x.
18510 2007-06-07 Geoffrey Keating <geoffk@apple.com>
18511 Hui-May Chang <hm.chang@apple.com>
18513 * doc/invoke.texi (Darwin Options): Update documentation for
18514 -mmacosx-version-min.
18515 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
18516 * config/darwin-driver.c: New file.
18517 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
18518 * config/t-darwin (darwin-driver.o): New rule.
18520 * config/darwin-c.c (version_as_macro): Ignore low digit.
18522 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
18524 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
18525 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
18526 (CSGNMODE): New mode macro.
18527 (CSGNVMODE): New mode attribute.
18528 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
18529 expander using CSGNMODE mode macro. Handle TFmode.
18530 (copysign<mode>3_const): Rename from copysignsf3_const and
18531 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
18533 (copysign<mode>3_var): Rename from copysignsf3_var and
18534 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
18536 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
18537 mode macro. Handle TFmode.
18538 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
18539 (iortf3, *iortf3): Ditto.
18540 (xortf3, *xortf3): Ditto.
18541 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
18542 TFmode and TImode masks.
18543 (ix86_expand_copysign): Expand TFmode copysign insn.
18544 (IX86_BUILTIN_INFQ): New.
18545 (IX86_BUILTIN_FABSQ): Ditto.
18546 (IX86_BUILTIN_COPYSIGNQ): Ditto.
18547 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
18548 [__builtin_fabsq]: Ditto.
18549 [__builtin_copysignq]: Ditto.
18550 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
18551 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
18552 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
18553 ix86_expand_binop_builtin().
18555 2007-06-07 Bob Wilson <bob.wilson@acm.org>
18557 * config/xtensa/lib1funcs.asm: Clean up whitespace.
18559 2007-06-07 Steve Ellcey <sje@cup.hp.com>
18562 * rtl.h (push_to_sequence2): New.
18563 * emit-rtl.c (push_to_sequence2): New.
18564 * function.c (assign_parm_data_all): Add new fields.
18565 (assign_parm_setup_block): Call push_to_sequence2 instead of
18567 (assign_parm_setup_reg): Ditto.
18568 (assign_parm_setup_stack): Ditto.
18569 (assign_parms_unsplit_complex): Ditto.
18570 (assign_parms): Change field name.
18572 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
18574 PR tree-optimization/32220
18575 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
18576 phi node is reached before defining statement.
18578 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18581 * tree-vect-transform.c (vectorizable_call): Call update_stmt
18582 after changing the right hand side of the assignment.
18584 2007-06-06 Eric Christopher <echristo@apple.com>
18586 * config.gcc (i?86-*-darwin*): Remove arch parameter.
18587 (x86_64-*-darwin*): Ditto.
18588 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
18589 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
18591 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18593 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
18594 coding conventions.
18595 (add_key): Likewise.
18596 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
18597 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
18599 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
18601 (add_cost_one_coalesce): Likewise.
18602 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
18603 variable names. Rename orig to orig_name for consistency.
18604 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
18605 coding conventions.
18606 (cprop_into_successor_phis): Avoid using C++ keywords as variable
18608 (record_equivalences_from_stmt): Likewise.
18609 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
18610 the coding conventions.
18611 (memory_ssa_name_same): Likewise.
18612 (dse_optimize_stmt): Likewise.
18613 (dse_record_phis): Likewise.
18614 (dse_finalize_block): Likewise.
18615 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
18616 keywords as variable names.
18617 (may_move_till): Cast according to the coding conventions.
18618 (force_move_till_expr): Avoid using C++ keywords as variable names.
18619 (force_move_till): Cast according to the coding conventions.
18620 (memref_hash): Likewise.
18621 (memref_eq): Likewise.
18622 (gather_mem_refs_stmt): Likewise.
18623 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
18624 using C++ keywords as variable names.
18625 (idx_find_step): Cast according to the coding conventions.
18626 (idx_record_use): Likewise.
18627 (find_depends): Likewise.
18628 (prepare_decl_rtl): Likewise.
18629 (mbc_entry_hash): Likewise.
18630 (mbc_entry_eq): Likewise.
18631 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
18632 (simplify_replace_tree): Avoid using C++ keywords as variable names.
18633 (idx_infer_loop_bounds): Cast according to the coding conventions.
18634 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
18635 * tree-ssa-math-opts.c (occ_new ): Likwise.
18636 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
18638 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
18640 (add_use_op): Likewise.
18641 (add_vop): Likewise.
18642 (add_vuse_op): Likewise.
18643 (add_vdef_op): Likewise.
18644 (get_expr_operands): Likewise.
18645 (push_stmt_changes): Use type safe memory macros.
18646 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
18647 keywords as variable names.
18648 (conditional_replacement): Likewise.
18649 (minmax_replacement): Likewise.
18650 (abs_replacement): Likewise.
18651 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
18652 coding conventions.
18653 (insert_fake_stores): Avoid using C++ keywords as variable names.
18654 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
18656 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
18657 (heapvar_insert): Use type safe memory macros.
18658 (new_var_info): Cast according to the coding conventions.
18659 (new_constraint): Likewise.
18660 (remove_preds_and_fake_succs): Use type safe memory macros.
18661 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
18663 (thread_single_edge): Likewise.
18664 (thread_through_loop_header): Likewise.
18666 2007-06-06 Eric Christopher <echristo@apple.com>
18668 * config/i386/i386.c (override_options): Move handling
18669 of TARGET_SUBTARGET* earlier.
18671 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
18673 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
18676 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
18678 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
18679 emited outside of basic block.
18680 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
18681 the created blocks.
18682 * rtl.h (delete_insn_chain): Declaration changed.
18683 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
18685 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
18686 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
18687 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
18688 to delete_insn_chain.
18689 (rtl_verify_flow_info_1): Verify that the insns in header and footer
18690 do not have bb field set.
18691 (rtl_verify_flow_info): Verify that insns between basic blocks do not
18693 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
18694 * cfgcleanup.c (try_optimize_cfg): Ditto.
18696 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18698 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
18699 (lambda_body_vector_new): Use type safe memory macros.
18700 (lambda_linear_expression_new): Likewise.
18701 (lambda_loopnest_new): Likewise.
18702 (lambda_lattice_new): Likewise.
18703 (replace_uses_equiv_to_x_with_y): Cast according to the coding
18704 conventions. Use type safe memory macros.
18705 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
18706 (lambda_body_vector_s): Likewise.
18707 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
18708 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
18710 2007-06-06 Richard Guenther <rguenther@suse.de>
18712 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
18713 if we need to schedule cfg_cleanup.
18714 (tree_ssa_forward_propagate_single_use_vars): Do so.
18716 2007-06-06 Ian Lance Taylor <iant@google.com>
18718 * fold-const.c (merge_ranges): If range_successor or
18719 range_predecessor fail, just return 0.
18721 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18723 PR tree-optimization/32216
18724 * tree-vectorizer.c (supportable_widening_operation): Determine
18725 signedness of FIX_TRUNC_EXPR from output operand.
18726 (supportable_narrowing_operation): Ditto.
18727 * tree-vect-generic.c (expand_vector_operations_1): Determine
18728 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
18729 from input operand.
18731 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18733 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
18734 (struct pta): ...from here. Change flags to unsigned to avoid
18735 excessive casting (as it is used as a bit mask).
18736 (override_options): Add casts according to the coding convenventions.
18737 (x86_64_elf_unique_section): Likewise.
18738 (examine_argument): Avoid using C++ keywords as variable names.
18739 (construct_container): Likewise.
18740 (legitimize_pic_address): Likewise.
18741 (get_dllimport_decl): Cast according to the coding conventions. Use
18742 type safe memory macros.
18743 (legitimize_address): Cast according to the coding conventions.
18744 (emit_i387_cw_initialization): Corrected the type of slot to enum
18746 (ix86_init_machine_status): Use type safe memory macros.
18747 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
18748 (bdesc_pcmpistr): Likewise.
18749 (bdesc_crc32): Likewise.
18750 (bdesc_sse_3arg): Likewise.
18751 (bdesc_2arg): Likewise.
18752 (bdesc_1arg): Likewise.
18753 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
18754 (ix86_expand_sse_pcmpistr): Likewise.
18755 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
18756 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
18757 int to match the langhook definition.
18758 (ix86_builtin_conversion): Change the type of code to unsigned init to
18759 match the langhook definition.
18760 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
18762 (ix86_preferred_output_reload_class): Likewise.
18763 (ix86_cannot_change_mode_class): Likewise.
18764 (ix86_memory_move_cost): Likewise.
18765 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
18766 avoid excessive casting later on.
18767 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
18769 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18771 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
18772 as flags setting insn.
18773 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
18775 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18777 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
18778 (UNSPEC_ROUND): New.
18779 ("sse4_1_round<mode>2"): New insn pattern.
18780 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
18782 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
18783 expander using SSEMODEF mode macro. Expand using
18784 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18785 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
18786 expander using SSEMODEF mode macro. Expand using
18787 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18788 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
18789 expander using SSEMODEF mode macro. Expand using
18790 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18791 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
18792 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
18793 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
18796 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
18797 Sebastian Pop <sebpop@gmail.com>
18799 * lambda.h (build_linear_expr): New.
18800 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
18801 Use build_linear_expr, call fold and force_gimple_operand.
18802 (lambda_loopnest_to_gcc_loopnest): Check that there is
18803 something to insert.
18804 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
18806 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
18808 PR preprocessor/23479
18809 * doc/extend.texi: Document the 0b-prefixed binary integer
18810 constant extension.
18812 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18814 PR tree-optimization/32215
18815 * tree-vectorizer.c (supportable_widening_operation): Return false
18816 for unsupported FIX_TRUNC_EXPR tree code.
18817 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
18819 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
18821 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
18822 register on SPE targets. Change documentation to reflect
18824 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
18825 Change FIXED_SCRATCH to 14 and document why we're keeping r14
18826 out of the register allocation pool.
18827 (rs6000_reg_live_or_pic_offset_p): New function.
18828 (rs6000_emit_prologue): Move the actual saving of LR up to free
18829 r0 for holding r11. Split saving of SPE 64-bit registers into
18830 its own case. Ensure that offsets will always be in-range for
18831 'evstdd' by using r11 as a scratch register to point at the start
18832 of the SPE save area. Save r11 if necessary, as it is the static
18834 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
18835 into its own case. Ensure that offsets will always be in-range
18836 for 'evldd' by using r11 as a scratch register to point at the
18837 start of the SPE save area. Also adjust r11 when restoring
18838 the stack pointer to compensate for pre-loading r11.
18840 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
18842 * cfg.c (init_flow): Use type safe memory macros.
18843 (alloc_block): Likewise.
18844 (unchecked_make_edge): Likewise.
18845 (dump_flow_info): Avoid using C++ keywords as variable names.
18846 (copy_original_table_clear): Cast according to the coding conventions.
18847 (copy_original_table_set): Likewise.
18848 * cfgexpand (label_rtx_for_bb): Likewise.
18849 (expand_gimple_basic_block): Likewise.
18850 * cfghooks.c (dump_bb): Likewise.
18851 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
18853 (lv_add_condition_to_bb): Likewise.
18854 * cfglayout (relink_block_chain): Cast according to the coding
18856 (fixup_reorder_chain): Likewise.
18857 (fixup_fallthru_exit_predecessor): Likewise.
18858 * cfgloop.c (glb_enum_p): Likewise.
18859 (get_exit_description): Likewise.
18860 (dump_recorded_exit): Likewise.
18861 * cfgloop.h (enum loop_estimation): Move out of struct scope...
18862 (struct loop): ... from here.
18863 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
18865 * cfgrtl.c (rtl_create_basic_block): Likewise.
18866 (rtl_split_block): Likewise.
18867 (rtl_dump_bb): Likewise.
18868 (cfg_layout_split_block): Likewise.
18869 (init_rtl_bb_info): Use typesafe memory macros.
18871 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
18872 * graphds.h: Updated all usages of edge to graph_edge.
18873 * graphds.c: Likewise.
18874 * cfgloopanal.c: Likewise.
18876 2007-06-05 Ian Lance Taylor <iant@google.com>
18878 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
18879 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
18880 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
18882 (test_for_singularity): Likewise.
18884 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
18886 * config/i386/constraints.md ("Y2"): Replaced by ...
18888 * config/i386/i386.md: Likewise.
18889 * config/i386/mmx.md: Likewise.
18890 * config/i386/sse.md: Likewise.
18892 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
18894 * config/i386/constraints.md ("z"): Replaced by ...
18896 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
18897 (sse4_1_blendvps): Likewise.
18898 (sse4_1_pblendvb): Likewise.
18899 (sse4_2_pcmpestr): Likewise.
18900 (sse4_2_pcmpestrm): Likewise.
18901 (sse4_2_pcmpestr_cconly): Likewise.
18902 (sse4_2_pcmpistr): Likewise.
18903 (sse4_2_pcmpistrm): Likewise.
18904 (sse4_2_pcmpistr_cconly): Likewise.
18906 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
18908 * matrix-reorg.c (transform_access_sites): Fix computation.
18909 (transform_allocation_sites): Same.
18911 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18913 * config/i386/i386.c (override_options): Use
18914 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
18916 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18918 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
18919 (nonimm_not_xmm0_operand): Ditto.
18920 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
18921 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
18922 as operand[2] predicate. Require "z" class XMM register for
18923 operand[3]. Adjust asm template.
18924 ("sse4_1_blendvpd"): Ditto.
18925 ("sse4_1_pblendvb"): Ditto.
18926 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
18927 force op2 into xmm0 register for variable blend instructions.
18929 2007-06-04 Tom Tromey <tromey@redhat.com>
18931 * c-tree.h (start_enum): Update.
18932 (build_enumerator): Likewise.
18933 * c-decl.c (enum_next_value): Removed.
18934 (enum_overflow): Likewise.
18935 (start_enum): Add c_enum_contents argument. Don't use globals.
18936 (build_enumerator): Likewise.
18937 * c-tree.h (struct c_enum_contents): New struct.
18939 2007-06-04 Tom Tromey <tromey@redhat.com>
18941 * c-common.c (c_common_get_alias_set): Fix indentation.
18943 2007-06-04 Ian Lance Taylor <iant@google.com>
18945 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
18946 to overflow, reduce overflow infinity to regular infinity.
18947 (vrp_var_may_overflow): New static function.
18948 (vrp_visit_phi_node): Check vrp_var_may_overflow.
18950 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
18952 * stor-layout.c (layout_type): Remove duplicate code.
18954 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
18957 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
18958 before build_common_builtin_nodes ().
18960 2007-06-04 Steve Ellcey <sje@cup.hp.com>
18963 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
18965 2007-06-04 Jan Hubicka <jh@suse.cz>
18967 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
18968 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
18969 instead of _stat version.
18971 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
18973 PR tree-optimization/32194
18974 * tree-predcom.c (determine_offset): Check that both references have
18977 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
18979 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
18980 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
18981 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
18982 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
18983 Add argument to iterate_fix_dominators call.
18984 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
18985 * gcse.c (hoist_code): Change domby to vector.
18986 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
18987 Add argument to iterate_fix_dominators call.
18988 * loop-doloop.c (doloop_modify): Changed recount_dominator to
18989 recompute_dominator.
18990 * lambda-code.c (perfect_nestify): Ditto.
18991 * cfgloopanal.c: Include graphds.h.
18992 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
18993 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
18994 (mark_irreducible_loops): Use graphds_scc. Remove argument from
18996 * graphds.c: New file.
18997 * graphds.h: New file.
18998 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
18999 (get_dominated_by, get_dominated_by_region): Change return type to
19001 (verify_dominators): Recompute all dominators and compare the results.
19002 (recount_dominator): Renamed to ...
19003 (recompute_dominator): ... this. Do not check that the block is
19004 dominated by entry.
19005 (iterate_fix_dominators): Reimplemented.
19006 (prune_bbs_to_update_dominators, root_of_dom_tree,
19007 determine_dominators_for_sons): New functions.
19008 * et-forest.c (et_root): New function.
19009 * et-forest.h (et_root): Declare.
19010 * Makefile.in (graphds.o): Add.
19011 (cfgloopanal.o): Add graphds.h dependency.
19012 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
19013 * basic-block.h (get_dominated_by, get_dominated_by_region,
19014 iterate_fix_dominators): Declaration changed.
19015 (recount_dominator): Renamed to ...
19016 (recompute_dominator): ... this.
19017 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
19018 (thread_through_all_blocks): Do not free dominance info.
19020 2007-06-03 Andreas Schwab <schwab@suse.de>
19022 * config/m68k/m68k.c (override_options): Don't override
19024 * config/m68k/m68k-modes.def (SF, DF): Define to use
19025 motorola_single_format and motorola_double_format, resp.
19026 * real.c (motorola_single_format): Renamed from
19027 coldfire_single_format.
19028 (motorola_double_format): Renamed from coldfire_double_format.
19029 (encode_ieee_extended): Generate a proper canonical NaN image
19030 respecting canonical_nan_lsbs_set.
19031 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
19033 * real.h: Adjust declarations.
19035 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
19038 * config/sh/sh.md (symGOT_load): Don't schedule insns when
19039 the symbol is generated with the stack protector.
19041 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
19043 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
19044 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
19046 * doc/extend.texi (interrupt): Mention m68k.
19048 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
19050 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
19051 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
19052 (ix86_expand_sse_pcmpestr): Do not check operands for
19053 "register_operand", when insn operand predicate is "register_operand".
19054 (ix86_expand_sse_pcmpistr): Ditto.
19056 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
19057 Uros Bizjak <ubizjak@gmail.com>
19059 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
19060 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
19061 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
19062 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
19063 * config/i386/constraints.md ("z"): New register constraint
19064 for members of SSE_FIRST_REG class.
19065 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
19066 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
19067 SSE_FIRST_REG class.
19068 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
19069 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
19070 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
19071 (IX86_BUILTIN_PCMPESTRM128): Likewise.
19072 (IX86_BUILTIN_PCMPESTRA128): Likewise.
19073 (IX86_BUILTIN_PCMPESTRC128): Likewise.
19074 (IX86_BUILTIN_PCMPESTRO128): Likewise.
19075 (IX86_BUILTIN_PCMPESTRS128): Likewise.
19076 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
19077 (IX86_BUILTIN_PCMPISTRI128): Likewise.
19078 (IX86_BUILTIN_PCMPISTRM128): Likewise.
19079 (IX86_BUILTIN_PCMPISTRA128): Likewise.
19080 (IX86_BUILTIN_PCMPISTRC128): Likewise.
19081 (IX86_BUILTIN_PCMPISTRO128): Likewise.
19082 (IX86_BUILTIN_PCMPISTRS128): Likewise.
19083 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
19084 (struct builtin_description): Change "flag" field to unsigned.
19085 (bdesc_pcmpestr): New builtin description table.
19086 (bdesc_pcmpistr): Likewise.
19087 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
19088 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
19089 Initialize pcmp[ei]str[im] insns for SSE4.2.
19090 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
19091 (ix86_expand_sse_pcmpistr): Likewise.
19092 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
19093 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
19094 (UNSPEC_PCMPISTR): Likewise.
19095 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
19096 (sse4_2_pcmpestri):New isns pattern.
19097 (sse4_2_pcmpestrm): Likewise.
19098 (sse4_2_pcmpestr_cconly): Likewise.
19099 (sse4_2_pcmpistr): New insn patern and splitter.
19100 (sse4_2_pcmpistri):New isns pattern.
19101 (sse4_2_pcmpistrm): Likewise.
19102 (sse4_2_pcmpistr_cconly): Likewise.
19103 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
19106 2007-06-01 David Daney <ddaney@avtrex.com>
19108 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
19109 LOADGP_ABSOLUTE and not binds_local_p.
19111 2007-06-01 Geoffrey Keating <geoffk@apple.com>
19113 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
19115 2007-06-01 Ian Lance Taylor <iant@google.com>
19117 * tree-vrp.c (compare_name_with_value): Always set
19118 used_strict_overflow if we get a result from the variable itself.
19120 2007-06-01 Ian Lance Taylor <iant@google.com>
19122 PR rtl-optimization/31455
19123 * lower-subreg.c (find_decomposable_subregs): Don't decompose
19124 subregs which have a cast between modes which are not tieable.
19126 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
19128 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
19129 breaks after return statements.
19131 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
19133 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
19134 only after no_new_pseudos.
19136 2007-05-31 Eric Christopher <echristo@apple.com>
19138 * expr.c (convert_move): Assert that we don't have a BLKmode
19140 (store_expr): Handle BLKmode moves by calling emit_block_move.
19142 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
19144 * c-typeck.c (build_indirect_ref): Include type in error message.
19145 (build_binary_op): Pass types to binary_op_error.
19146 * c-common.c (binary_op_error): Take two type arguments, print out
19148 * c-common.h (binary_op_error): Update prototype.
19150 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
19152 * config/i386/i386.c: Correct coments on -mno-sse4.
19154 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
19156 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
19157 (x86_64-*-*): Likewise.
19158 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
19159 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
19160 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
19161 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
19162 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
19163 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
19164 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
19165 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
19166 (OPTION_MASK_ISA_SSE4): Likewise.
19167 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
19168 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
19169 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
19170 (override_options): Support SSE4.2.
19171 (ix86_build_const_vector): Support SImode and DImode.
19172 (ix86_build_signbit_mask): Likewise.
19173 (ix86_expand_int_vcond): Support V2DImode.
19174 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
19175 (IX86_BUILTIN_CRC32HI): Likewise.
19176 (IX86_BUILTIN_CRC32SI): Likewise.
19177 (IX86_BUILTIN_CRC32DI): Likewise.
19178 (IX86_BUILTIN_PCMPGTQ): Likewise.
19179 (bdesc_crc32): Likewise.
19180 (bdesc_sse_3arg): Likewise.
19181 (ix86_expand_crc32): Likewise.
19182 (ix86_init_mmx_sse_builtins): Support SSE4.2.
19183 (ix86_expand_builtin): Likewise.
19184 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
19185 __SSE4_2__ for -msse4.2.
19186 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
19187 (CRC32MODE): Likewise.
19188 (crc32modesuffix): Likewise.
19189 (crc32modeconstraint): Likewise.
19190 (sse4_2_crc32<mode>): Likewise.
19191 (sse4_2_crc32di): Likewise.
19192 * config/i386/i386.opt (msse4.2): New for SSE4.2.
19194 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
19195 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
19196 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
19197 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
19198 (vcondu<mode>): Likewise.
19199 * doc/extend.texi: Document SSE4.2 built-in functions.
19200 * doc/invoke.texi: Document -msse4.2/-msse4.
19202 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
19204 PR tree-optimization/32160
19205 * tree-predcom.c (predcom_tmp_var): New function. Mark created
19206 variable as gimple reg.
19207 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
19209 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
19211 * gcc.c (main): Don't consider linker options when issuing the
19212 warning about a linker input file not being used.
19214 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19216 * tree-vrp.c (compare_names): Initialize sop.
19218 2007-05-30 Dirk Mueller <dmueller@suse.de>
19220 * cgraphunit.c (cgraph_analyze_function): Remove
19221 computation of inline parameters.
19223 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
19225 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
19227 2007-05-30 Richard Sandiford <richard@codesourcery.com>
19229 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
19230 Add vx-common.h. Include vxworks.h between vx-common.h and
19232 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
19234 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
19235 (TARGET_ASM_DESTRUCTOR): Likewise.
19236 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
19237 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
19238 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
19239 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
19240 (VXWORKS_ENDIAN_SPEC): Define.
19241 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
19242 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
19243 VXWORKS_* equivalents.
19244 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
19245 (ASM_FILE_START): Delete.
19246 (TARGET_VERSION): Reformat.
19247 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
19248 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
19249 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
19250 (FPBIT, DPBIT): Define.
19251 (fp-bit.c, dp-bit.c): New rules.
19252 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
19253 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
19254 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
19255 * config/arm/arm.h: Include vxworks-dummy.h.
19256 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
19257 Mark with ATTRIBUTE_UNUSED.
19258 (arm_override_options): Do not allow VxWorks RTP PIC to be used
19259 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
19260 make it incompatible with -msingle-pic-base.
19261 (arm_function_ok_for_sibcall): Return false for calls that might
19262 go through a VxWorks PIC PLT entry.
19263 (require_pic_register): New function, split out from...
19264 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
19266 (arm_load_pic_register): Handle the VxWorks RTP initialization
19267 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
19268 (arm_emit_call_insn): New function.
19269 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
19270 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
19271 (pic_offset_arm): New pattern.
19272 (call, call_value): Use arm_emit_call_insn.
19273 (call_internal, call_value_internal): New expanders.
19274 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
19275 VxWorks unless __PIC__.
19277 2007-05-30 Eric Christopher <echristo@gmail.com>
19279 * genrecog.c: Include regs.h in generated file.
19280 * genemit.c: Ditto. Fix up formatting.
19281 * config/mn10300/constraints.md: New.
19282 * config/mn10300/mn10300.md: Include.
19283 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
19284 Fix up for removed macro.
19285 * config/mn10300/predicates.md (call_address_operand): Ditto.
19286 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
19287 (CONST_OK_FOR_I): Ditto.
19288 (CONST_OK_FOR_J): Ditto.
19289 (CONST_OK_FOR_K): Ditto.
19290 (CONST_OK_FOR_L): Ditto.
19291 (CONST_OK_FOR_M): Ditto.
19292 (CONST_OK_FOR_N): Ditto.
19293 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
19297 (EXTRA_CONSTRAINT): Ditto.
19299 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
19301 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
19303 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
19304 OPTION_MASK_ISA_64BIT.
19305 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
19307 2007-05-30 Richard Guenther <rguenther@suse.de>
19309 PR middle-end/32152
19310 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
19311 types for comparison.
19312 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
19313 with original typed arguments.
19314 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
19316 2007-05-30 Jakub Jelinek <jakub@redhat.com>
19318 PR tree-optimization/31769
19319 * except.c (duplicate_eh_regions): Clear prev_try if
19320 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
19322 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
19324 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
19325 * tree-ssa-sink.c (statement_sink_location): Return basic block and
19326 bsi of the location where statements should be inserted.
19327 (sink_code_in_bb): Take bsi from statement_sink_location.
19328 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
19329 instead of bsi_start.
19330 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
19332 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
19333 (bsi_move_before): Document inconsistency with bsi_move_after.
19334 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
19336 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
19338 * config/i386/i386.h (TARGET_ABM): New define.
19339 (TARGET_POPCNT): Ditto.
19340 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
19341 New temporary defines to redefine from OPTION_ISA_* defines.
19342 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
19343 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
19344 (ix86_isa_flags): New extern int declaration.
19345 (TARGET_SUBTARGET_DEFAULT): New define.
19346 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
19347 (TARGET_SUBTARGET32_DEFAULT): Ditto.
19348 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
19349 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
19350 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
19351 * config/i386/darwin.h: Change TARGET_64BIT define to
19354 * config/i386/i386.opt (m3dnowa): Define as undocumented option
19355 using existing "ix86_isa_flags" varible.
19356 (m32, m64): Use existing "ix86_isa_flags" variable.
19357 (mmmx, m3dnow): Ditto.
19358 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
19359 (mabm): Define as non-negative option using "x86_abm" variable.
19360 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
19362 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
19363 Rewrite feature test bitmap.
19364 (ix86_isa_flags): New initialized global int varible.
19365 (ix86_isa_flags_explicit): New static int variable.
19366 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
19367 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
19368 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
19369 target_flags_explicit.
19370 (override_options): Remove "target_enable" and "target_disable" fields
19371 from "struct ptt". Update processor_target_table accordingly. Remove
19372 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
19373 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
19374 "target_flags" and "ix86_isa_flags_explicit" instead of
19375 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
19376 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
19377 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
19378 to true when either of PTA_POPCNT or PTA_ABM is set in
19379 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
19380 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
19381 processor_alias_table flags entry. Remove handling of
19382 "target_enable" and "target_disable" fields of processor_target_table.
19383 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
19384 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
19385 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
19386 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
19387 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
19389 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
19391 2007-05-29 David Daney <ddaney@avtrex.com>
19394 * config/mips/mips.c (mips_output_mi_thunk): Emit
19395 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
19397 2007-05-29 Hui-May Chang <hm.chang@apple.com>
19398 * config/i386/i386.c (ix86_function_regparm): Added checking of
19399 ix86_force_align_arg_pointer to determine the number of
19400 register parameters.
19402 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
19404 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
19405 (SET_DR_MISALIGNMENT): New.
19406 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
19407 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
19408 Use SET_DR_MISALIGNMENT.
19409 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
19411 * tree-data-ref.c (create_data_ref, compute_all_dependences,
19412 find_loop_nest): Export.
19413 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
19414 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
19415 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
19416 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
19418 (struct mem_ref): Add field reuse_distance.
19419 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
19420 Initialize reuse_distance field.
19421 (issue_prefetch_ref): Select temporality of prefetch according to
19423 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
19424 self_reuse_distance, determine_loop_nest_reuse): New functions.
19425 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
19426 (tree_ssa_prefetch_arrays): Dump L2 cache size.
19427 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
19430 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
19432 * tree-ssa-alias.c: Add aliasing overview.
19434 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
19435 Danny Smith <dannysmith@users.sourceforge.net>
19438 * config/i386/t-crtfm: Compile crtfastmath.o with
19439 -minline-all-stringops.
19440 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
19441 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
19443 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19445 * doc/md.texi: Document constraints on HP PA-RISC.
19447 * pa/constraints.md: New file.
19448 * pa.md: Include constraints.md.
19449 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
19450 (integer_store_memory_operand, ldil_cint_p): New functions.
19451 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
19452 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
19453 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
19454 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
19455 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
19457 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
19460 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
19461 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
19462 case POSTDECREMENT_EXPR>): Return the error_mark_node
19463 if either the real or imaginary parts would an
19466 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
19468 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
19469 name when we remove it from a call.
19471 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
19473 * targhooks.c (default_narrow_bitfield): Remove.
19474 * targhooks.h: Remove the prototype for
19475 default_narrow_bitfield.
19477 * langhooks-def.h: Remove the prototype for
19478 hook_get_alias_set_0.
19479 * langhooks.c (hook_get_alias_set_0): Remove.
19481 * global.c (EXECUTE_IF_CONFLICT): Remove.
19483 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19486 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
19487 return true when truth_value_p is true and the type
19490 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
19492 * doc/install.texi (Prerequisites): We no longer require Autoconf
19493 2.13 for the top-level.
19495 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
19497 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
19498 memory access via x86_expand_vector_move_misalign() only for
19499 TImode values on 32-bit targets.
19501 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
19503 * matrix-reorg.c: New file. Implement matrix flattening and
19504 transposing optimization.
19505 * tree-pass.h: Add matrix reorg pass.
19506 * common.opt: Add fipa-mreorg flag.
19507 * Makefile.in: Add matrix-reorg.c.
19508 * passes.c: Add matrix reorg pass.
19509 * varpool.c (add_new_static_var): New function.
19510 * cgraph.h (add_new_static_var): Declare.
19512 2007-05-27 Eric Christopher <echristo@apple.com>
19514 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
19515 sp_offset depending on stack size. Save r12 depending
19516 on registers we're saving later.
19517 (rs6000_emit_epilogue): Update sp_offset depending only
19520 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
19522 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
19523 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19524 * ifcvt.c (if_convert): Ditto.
19525 * tree-ssa-threadupdate.c (thread_block): Ditto.
19526 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
19527 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
19528 verify_loop_closed_ssa): Check number_of_loops instead of
19530 * predict.c (tree_estimate_probability): Ditto.
19531 * tree-if-conv.c (main_tree_if_conversion): Ditto.
19532 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
19533 * modulo-sched.c (sms_schedule): Ditto.
19534 * tree-scalar-evolution.c (scev_const_prop): Ditto.
19535 (scev_finalize): Do not do anything if scev analysis was not
19537 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
19538 current_loops == NULL.
19539 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
19540 * loop-init.c (loop_optimizer_init): Do not free current_loops when
19541 there are no loops.
19542 (loop_optimizer_finalize): Assert that loops were analyzed.
19543 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
19544 rtl_doloop): Check number_of_loops instead of current_loops.
19545 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
19546 current_loops == NULL.
19547 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
19548 gate_tree_vectorize tree_linear_transform, check_data_deps,
19549 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
19550 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
19551 Check number_of_loops instead of current_loops.
19552 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
19553 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
19554 free loops if available.
19555 (execute_pre): Do not pass do_fre to fini_pre.
19557 2007-05-27 Tobias Burnus <burnus@net-b.de>
19559 PR middle-end/32083
19560 * real.c (mpfr_from_real): Fix sign of -Inf.
19562 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
19564 * tree-vect-transform.c (vectorizable_conversion): Initialize
19565 tree_code variables to ERROR_MARK.
19566 (vectorizable_type_demotion): Likewise.
19567 (vectorizable_type_promotion): Likewise.
19569 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
19572 * config/i386/i386.md (movti): Handle push operands via
19573 ix86_expand_push().
19575 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
19577 * basic-block.h: Remove the prototype for merge_seq_blocks.
19578 * cfgcleanup.c (merge_seq_blocks): Remove.
19580 * tree-flow.h: Remove the prototype for is_aliased_with.
19581 * tree-ssa-alias.c (is_aliased_with): Remove.
19583 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
19585 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
19587 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
19589 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
19590 ix86_expand_sse4_unpack if SSE4.1 is enabled.
19591 (vec_unpacks_hi_v16qi): Likewise.
19592 (vec_unpacku_lo_v16qi): Likewise.
19593 (vec_unpacks_lo_v16qi): Likewise.
19594 (vec_unpacku_hi_v8hi): Likewise.
19595 (vec_unpacks_hi_v8hi): Likewise.
19596 (vec_unpacku_lo_v8hi): Likewise.
19597 (vec_unpacks_lo_v8hi): Likewise.
19598 (vec_unpacku_hi_v4si): Likewise.
19599 (vec_unpacks_hi_v4si): Likewise.
19600 (vec_unpacku_lo_v4si): Likewise.
19601 (vec_unpacks_lo_v4si): Likewise.
19603 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
19605 * c-typeck.c, config/arm/arm.c, config/darwin.c,
19606 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
19607 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
19608 follow spelling conventions in various
19609 warning/error/diagnostic messages.
19611 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
19612 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
19613 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
19614 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
19615 tree-vrp.c: Fix comment typos. Follow spelling conventions.
19616 * doc/tm.texi: Follow spelling conventions.
19618 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19621 * tree-ssa-forwprop.c
19622 (forward_propagate_addr_into_variable_array_index): Remove
19623 the lhs argument. Use the type of def_rhs instead of lhs.
19624 (forward_propagate_addr_expr_1): Update use of
19625 forward_propagate_addr_into_variable_array_index.
19627 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
19628 Nigel Stephens <nigel@mips.com>
19630 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
19631 function attributes, "far" being an alias for "long_call".
19632 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
19633 (mips_near_type_p, mips_far_type_p): New.
19634 (mips_comp_type_attributes): New function to check that attributes
19635 attached to a function type are compatible.
19636 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
19637 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
19638 to the target function of the thunk.
19639 (mips_encode_section_info): Check for "near" and "far" function
19640 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
19642 * config/mips/predicates.md (const_call_insn_operand): Test only
19643 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
19645 * doc/extend.texi (Function Attributes): Document MIPS "near" and
19648 * testsuite/gcc.target/mips/near-far-1.c: New test case.
19649 * testsuite/gcc.target/mips/near-far-2.c: New test case.
19650 * testsuite/gcc.target/mips/near-far-3.c: New test case.
19651 * testsuite/gcc.target/mips/near-far-4.c: New test case.
19653 2007-05-25 Eric Christopher <echristo@apple.com>
19655 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
19656 to x86-darwin configurations.
19657 * config/i386/t-darwin: Add softfp support.
19658 * config/i386/t-darwin64: Ditto.
19659 * config/i386/sfp-machine.h: If mach then don't use
19660 aliasing, emit a stub to call.
19662 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
19664 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
19665 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
19666 tree-predcom.c, tree-ssa-alias-warnings.c,
19667 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
19668 comment typos. Follow spelling conventions.
19669 * doc/cpp.texi, doc/invoke.texi: Fix typos.
19671 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
19674 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
19675 constants into memory. Expand unaligned memory references for
19676 SSE modes via x86_expand_vector_move_misalign() function.
19678 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
19680 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
19681 "memory" attribute for "sseishft" type insn without operands[2].
19683 2007-05-25 Dirk Mueller <dmueller@suse.de>
19684 Marcus Meissner <meissner@suse.de>
19686 * doc/extend.texi (alloc_size): New attribute.
19687 * c-common.c (handle_alloc_size_attribute): New.
19688 * tree-object-size.c (alloc_object_size): Use alloc_size
19689 attribute, if available.
19691 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
19693 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
19695 (__builtin_ia32_vec_ext_v2di): Likewise.
19696 (__builtin_ia32_vec_ext_v4si): Likewise.
19697 (__builtin_ia32_vec_ext_v8hi): Likewise.
19698 (__builtin_ia32_vec_ext_v16qi): Likewise.
19699 (__builtin_ia32_vec_set_v8hi): Likewise.
19701 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
19703 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
19705 2007-05-25 Richard Sandiford <richard@codesourcery.com>
19707 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
19708 (arm_is_longcall_p): Rename to...
19709 (arm_is_long_call_p): ...this. Take a single tree argument and
19711 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
19712 (CUMULATIVE_ARGS): Remove call_cookie.
19713 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
19714 (ENCODED_LONG_CALL_ATTR_P): Delete.
19715 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
19716 LONG_CALL_FLAG_CHAR cases.
19717 (ARM_DECLARE_FUNCTION_SIZE): Delete.
19718 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
19719 ARM_DECLARE_FUNCTION_SIZE.
19720 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
19721 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
19722 (arm_encode_call_attribute, current_file_function_operand): Delete.
19723 (arm_function_in_section_p): New function.
19724 (arm_is_longcall_p): Rename to...
19725 (arm_is_long_call_p): ...this. Take the target function as a single
19726 argument and return a bool. Do not rely on call cookies. Check
19727 whether the target symbol is in the same section as the current
19728 function, not just the same compilation unit.
19729 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
19730 (arm_encode_section_info): Don't encode a call type.
19731 * config/arm/arm.md (call, call_value): Update calls to
19732 arm_is_long(_)call_p. Simplify logic.
19733 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
19734 Update calls to arm_is_long(_)call_p.
19736 2007-05-25 Richard Guenther <rguenther@suse.de>
19738 PR tree-optimization/31982
19739 * tree-ssa-forwprop.c
19740 (forward_propagate_addr_into_variable_array_index): Handle arrays
19741 with element size one.
19743 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
19745 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
19746 (umulsi3_highpart): Likewise.
19748 2007-05-24 Ian Lance Taylor <iant@google.com>
19750 PR rtl-optimization/32069
19751 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
19754 2007-05-24 Ollie Wild <aaw@google.com>
19756 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
19759 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
19761 * postreload-gcse.c (reg_changed_after_insn_p): New function.
19762 (oprs_unchanged_p): Use it to check all registers in a REG.
19763 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
19764 (reg_set_between_after_reload_p): Delete.
19765 (reg_used_between_after_reload_p): Likewise.
19766 (reg_set_or_used_since_bb_start): Likewise.
19767 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
19768 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
19769 Use reg_set_between_p instead of reg_set_between_after_reload_p.
19770 * rtlanal.c (reg_set_p): Check whether REG overlaps
19771 regs_invalidated_by_call, rather than just checking the
19772 membership of REGNO (REG).
19774 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
19776 * doc/passes.texi: Document predictive commoning.
19777 * doc/invoke.texi (-fpredictive-commoning): Document.
19778 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
19779 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
19780 adding indices to the generated name.
19781 (schedule_sm): Pass 0 to get_lsm_tmp_name.
19782 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
19783 * tree-pretty-print.c (op_symbol_1): Renamed to ...
19784 (op_symbol_code): ... and exported.
19785 (dump_omp_clause, op_symbol): Use op_symbol_code
19786 instead of op_symbol_1.
19787 * tree-pass.h (pass_predcom): Declare.
19788 * timevar.def (TV_PREDCOM): New timevar.
19789 * tree-ssa-loop.c (run_tree_predictive_commoning,
19790 gate_tree_predictive_commoning, pass_predcom): New.
19791 * tree-data-ref.c (find_data_references_in_loop): Find the
19792 references in dominance order.
19793 (canonicalize_base_object_address): Ensure that the result has
19795 (dr_analyze_innermost): Export.
19796 (create_data_ref): Code to fail for references with invariant
19798 (find_data_references_in_stmt): ... here.
19799 * tree-data-ref.h (dr_analyze_innermost): Declare.
19800 * tree-affine.c: Include tree-gimple.h and hashtab.h.
19801 (aff_combination_find_elt, name_expansion_hash,
19802 name_expansion_eq, tree_to_aff_combination_expand,
19803 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
19805 * tree-affine.h (aff_combination_constant_multiple_p,
19806 tree_to_aff_combination_expand): Declare.
19807 * tree-predcom.c: New file.
19808 * common.opt (fpredictive-commoning): New option.
19809 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
19810 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
19811 * Makefile.in (tree-predcom.o): Add.
19812 (tree-affine.o): Add TREE_GIMPLE_H dependency.
19813 * passes.c (init_optimization_passes): Add dceloop after
19814 copy propagation in loop optimizer. Add predictive commoning
19815 to loop optimizer passes.
19817 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19819 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
19822 2007-05-24 Jan Hubicka <jh@suse.cz>
19824 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
19826 (genheader): Include statistics.h.
19828 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
19830 * print-rtl.c (flag_dump_unnumbered): Update comments.
19831 (print_rtl): Fix my previous change.
19832 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
19835 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
19837 PR middle-end/32018
19838 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
19840 (thread_through_all_blocks): Call initialize_original_copy_tables
19841 and free_original_copy_tables.
19842 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
19844 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
19845 * cfghooks.c (duplicate_block): Use get_loop_copy.
19846 * cfg.c: Include cfgloop.h.
19847 (loop_copy): New hash table.
19848 (initialize_original_copy_tables): Initialize loop_copy table.
19849 (free_original_copy_tables): Free loop_copy table.
19850 (copy_original_table_clear, copy_original_table_set,
19851 set_loop_copy, get_loop_copy): New functions.
19852 (set_bb_original, set_bb_copy): Use copy_original_table_set.
19853 * cfgloop.h (struct loop): Remove copy field.
19854 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
19855 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
19857 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19859 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
19860 -msse/-msse2/-msse3.
19862 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19864 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
19865 __builtin_ia32_vec_set_v2di with MASK_64BIT.
19867 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
19870 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
19871 * targhooks.h (default_mangle_decl_assembler_name): Declare
19873 * targhooks.c (default_mangle_decl_assembler_name): Define
19875 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
19877 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
19878 * langhooks.c (lhd_set_decl_assembler_name): Call
19879 targetm.mangle_decl_assembler_name for names with global scope.
19881 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
19883 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
19884 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
19886 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
19887 New. Factored out of i386_pe_encode_section_info.
19888 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
19889 Move check for prior decoration of stdcall
19890 symbols to i386_pe_encode_section_info.
19891 (i386_pe_encode_section_info): Adjust call to
19892 gen_stdcall_or_fastcall_suffix. Use
19893 i386_pe_maybe_mangle_decl_assembler_name, if needed.
19894 (i386_pe_mangle_decl_assembler_name): New. Wrap
19895 i386_pe_maybe_mangle_decl_assembler_name.
19897 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
19899 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
19900 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
19901 * langhooks.c (get_signed_or_unsigned_type): Don't check for
19902 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
19903 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
19906 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
19907 Nigel Stephens <nigel@mips.com>
19908 Richard Sandiford <richard@codesourcery.com>
19910 Fix up MIPS16 hard float and add support for complex.
19912 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
19913 (TARGET_SOFT_FLOAT_ABI): New.
19914 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
19915 __mips_soft_float to reflect the ABI in use, not whether the
19916 FPU is directly accessible (e.g., in MIPS16 mode).
19917 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
19918 (UNITS_PER_FPVALUE): Likewise.
19920 * config/mips/mips.c (mips_expand_call): Remove redundant
19921 TARGET_MIPS16 check.
19922 (mips_arg_regno): New.
19923 (function_arg_advance): When setting bits in cum->fp_code for
19924 MIPS16, don't subtract 1 from cum->arg_number, since it is now
19926 (function_arg): Use mips_arg_regno.
19927 (mips_return_mode_in_fpr_p): New.
19928 (mips16_call_stub_mode_suffix): New.
19929 (mips16_cfun_returns_in_fpr_p): New.
19930 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
19931 (mips_output_function_prologue): Test mips16_hard_float, not
19932 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
19933 (mips_expand_epilogue): Call MIPS16 helper routines to copy
19934 return value into a floating-point register.
19935 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
19936 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
19937 (mips16_fp_args): Handle MIPS32r2 ISA which supports
19938 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
19939 word of double arguments from or to the high bits of 64-bit
19940 floating point registers.
19941 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
19942 (mips16_fpret_double): New helper function.
19943 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
19944 support for complex modes. Fill in DECL_RESULT for stubdecl.
19945 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
19947 * config/mips/mips16.S
19948 (RET, ARG1, ARG2): New.
19949 (MERGE_GPRf, MERGE_GPRt): New.
19950 (DELAYt, DELAYf): New.
19951 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
19952 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
19953 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
19954 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
19955 (SFOP): Renamed to...
19956 (OPSF3): This, and macro-ified. Updated all uses.
19957 (SFOP2): Renamed to...
19958 (OPSF2): This, and macro-ified. Updated all uses.
19959 (SFCMP): Renamed to...
19960 (CMPSF): This, and macro-ified. Updated all uses.
19961 (SFREVCMP): Renamed to...
19962 (REVCMPSF): This, and macro-ified. Updated all uses.
19963 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
19964 (LDDBL1, LDDBL2, RETDBL): Deleted.
19965 (DFOP): Renamed to...
19966 (OPDF3): This, and macro-ified. Updated all uses.
19967 (DFOP2): Renamed to...
19968 (OPDF2): This, and macro-ified. Updated all uses.
19969 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
19970 (DFCMP): Renamed to...
19971 (CMPDF): This, and macro-ified. Updated all uses.
19972 (DFREVCMP): Renamed to...
19973 (REVCMPDF): This, and macro-ified. Updated all uses.
19974 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
19975 (RET_FUNCTION): New.
19976 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
19977 (__mips16_ret_sc, __mips16_ret_dc): New.
19978 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
19979 STUB_ARGS_6, STUB_ARGS_10): New.
19980 (CALL_STUB_NO_RET): New.
19981 (__mips16_call_stub_1): Macro-ified.
19982 (__mips16_call_stub_5): Macro-ified.
19983 (__mips16_call_stub_2): Macro-ified.
19984 (__mips16_call_stub_6): Macro-ified.
19985 (__mips16_call_stub_9): Macro-ified.
19986 (__mips16_call_stub_10): Macro-ified.
19987 (CALL_STUB_RET): New.
19988 (__mips16_call_stub_sf_0): Macro-ified.
19989 (__mips16_call_stub_sf_1): Macro-ified.
19990 (__mips16_call_stub_sf_5): Macro-ified.
19991 (__mips16_call_stub_sf_2): Macro-ified.
19992 (__mips16_call_stub_sf_6): Macro-ified.
19993 (__mips16_call_stub_sf_9): Macro-ified.
19994 (__mips16_call_stub_sf_10): Macro-ified.
19995 (__mips16_call_stub_df_0): Macro-ified.
19996 (__mips16_call_stub_df_1): Macro-ified.
19997 (__mips16_call_stub_df_5): Macro-ified.
19998 (__mips16_call_stub_df_2): Macro-ified.
19999 (__mips16_call_stub_df_6): Macro-ified.
20000 (__mips16_call_stub_df_9): Macro-ified.
20001 (__mips16_call_stub_df_10): Macro-ified.
20002 (__mips16_call_stub_sc_0): New.
20003 (__mips16_call_stub_sc_1): New.
20004 (__mips16_call_stub_sc_5): New.
20005 (__mips16_call_stub_sc_2): New.
20006 (__mips16_call_stub_sc_6): New.
20007 (__mips16_call_stub_sc_9): New.
20008 (__mips16_call_stub_sc_10): New.
20009 (__mips16_call_stub_dc_0): New.
20010 (__mips16_call_stub_dc_1): New.
20011 (__mips16_call_stub_dc_5): New.
20012 (__mips16_call_stub_dc_2): New.
20013 (__mips16_call_stub_dc_6): New.
20014 (__mips16_call_stub_dc_9): New.
20015 (__mips16_call_stub_dc_10): New.
20017 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
20018 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
20019 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
20021 2007-05-23 Ian Lance Taylor <iant@google.com>
20023 * doc/invoke.texi (Invoking GCC): Document that the order of the
20026 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
20029 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
20030 * config/score/predicate.md (const_pow2, const_npow2): Remove.
20031 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
20035 * config/score/score.c (score_print_operand): Make sure that only
20036 lower bits are used.
20038 2007-05-22 Ian Lance Taylor <iant@google.com>
20040 * tree-vrp.c (avoid_overflow_infinity): New static function,
20041 broken out of set_value_range_to_value.
20042 (set_value_range_to_value): Call avoid_overflow_infinity.
20043 (extract_range_from_assert): Likewise.
20045 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20047 PR middle-end/31095
20048 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
20049 change the type before looking for a COMPOUND_EXPR.
20051 2007-05-22 Ian Lance Taylor <iant@google.com>
20053 * lower-subreg.c (decompose_multiword_subregs): If we change an
20054 insn, call remove_retval_note on it.
20056 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
20058 * regs.h (end_hard_regno): New function.
20059 (END_HARD_REGNO, END_REGNO): New macros.
20060 (add_to_hard_reg_set): New function.
20061 (remove_from_hard_reg_set): Likewise.
20062 (in_hard_reg_set_p): Likewise.
20063 (overlaps_hard_reg_set_p): Likewise.
20064 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
20065 (note_btr_set): Use END_HARD_REGNO.
20066 * caller-save.c (setup_save_areas): Use end_hard_regno.
20067 (mark_set_regs): Use END_HARD_REGNO.
20068 (add_stored_regs): Use end_hard_regno.
20069 (mark_referenced_regs): Use add_to_hard_reg_set.
20070 * combine.c (update_table_tick): Use END_REGNO.
20071 (record_value_for_reg): Likewise.
20072 (record_dead_and_set_regs): Likewise.
20073 (get_last_value_validate): Likewise.
20074 (use_crosses_set_p): Likewise.
20075 (reg_dead_at_p_1): Likewise.
20076 (reg_dead_at_p): Likewise.
20077 (mark_used_regs_combine): Use add_to_hard_reg_set.
20078 (move_deaths): Use END_HARD_REGNO.
20079 (reg_bitfield_target_p): Use end_hard_regno.
20080 (distribute_notes): Use END_HARD_REGNO.
20081 * cse.c (mention_regs): Use END_REGNO.
20082 (insert): Use add_to_hard_reg_set.
20083 (invalidate): Use END_HARD_REGNO.
20084 (invalidate_for_call): Likewise.
20085 (exp_equiv_p): Use END_REGNO.
20086 (cse_insn): Likewise.
20087 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
20088 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
20089 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
20090 * function.c (keep_stack_depressed): Use end_hard_regno.
20091 * global.c (global_alloc): Use end_hard_regno.
20092 (global_conflicts): Use add_to_hard_reg_set instead of
20094 (find_reg): Likewise.
20095 (mark_reg_store): Likewise.
20096 (mark_reg_conflicts): Likewise.
20097 (mark_reg_death): Use remove_from_hard_reg_set.
20098 (mark_reg_live_nc): Delete.
20099 (set_preference): Use end_hard_regno.
20100 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
20101 remove_from_hard_reg_set.
20102 (post_mark_life): Use add_to_hard_reg_set.
20103 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
20104 (reg_becomes_live): Use add_to_hard_reg_set.
20105 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
20106 (peep2_find_free_register): Use add_to_hard_reg_set.
20107 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
20108 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
20109 * regrename.c (note_sets): Use add_to_hard_reg_set.
20110 (clear_dead_regs): Use remove_from_hard_reg_set.
20111 (regrename_optimize): Use add_to_hard_reg_set.
20112 (find_oldest_value_reg): Use in_hard_reg_set_p.
20113 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
20114 (hard_reg_set_here_p): Use end_hard_regno.
20115 (decompose): Likewise.
20116 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
20117 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
20118 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
20119 (mark_home_live): Use end_hard_regno.
20120 (spill_hard_reg): Likewise.
20121 (clear_reload_reg_in_use): Likewise.
20122 * reorg.c (delete_prior_computation): Use END_REGNO.
20123 * resource.c (update_live_status): Use END_HARD_REGNO.
20124 (mark_referenced_resources): Use add_to_hard_reg_set.
20125 (mark_set_resources): Likewise.
20126 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
20127 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
20128 (reg_overlap_mentioned_p): Likewise.
20129 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
20130 (covers_regno_no_parallel_p): Use END_REGNO.
20131 (find_regno_note): Likewise.
20132 (find_reg_fusage): Use END_HARD_REGNO.
20133 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
20134 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
20136 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
20138 * mode-switching.c (reg_dies): Change type of second argument to
20140 (optimize_mode_switching): Update accordingly.
20142 2007-05-22 Richard Sandiford <richard@codesourcery.com>
20144 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
20146 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
20147 (hard_reg_set_empty_p): ...these new functions.
20148 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
20149 GO_IF_HARD_REG_SUBSET.
20150 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
20151 instead of GO_IF_HARD_REG_EQUAL.
20152 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
20153 instead of GO_IF_HARD_REG_EQUAL.
20154 * global.c (find_reg): Use hard_reg_set_empty_p instead of
20155 GO_IF_HARD_REG_SUBSET.
20156 (modify_reg_pav): Use hard_reg_set_empty_p instead of
20157 GO_IF_HARD_REG_EQUAL.
20158 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
20159 of GO_IF_HARD_REG_SUBSET.
20160 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
20161 instead of GO_IF_HARD_REG_EQUAL.
20162 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
20163 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
20164 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
20165 of GO_IF_HARD_REG_SUBSET,
20166 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
20167 GO_IF_HARD_REG_SUBSET.
20168 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
20169 instead of GO_IF_HARD_REG_EQUAL.
20170 * config/sh/sh.c (push_regs, calc_live_regs): Use
20171 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
20172 (hard_regs_intersect_p): Delete.
20174 2007-05-22 Janis Johnson <janis187@us.ibm.com>
20176 * doc/sourcebuild.texi (Test Directives) Add dg-message.
20178 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
20179 Richard Henderson <rth@redhat.com>
20181 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
20183 (x86_64-*-*): Likewise.
20185 * config/i386/i386-modes.def (V2QI): New.
20187 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
20189 (override_options): Support SSE4.1.
20190 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
20191 (IX86_BUILTIN_BLENDPS): Likewise.
20192 (IX86_BUILTIN_BLENDVPD): Likewise.
20193 (IX86_BUILTIN_BLENDVPS): Likewise.
20194 (IX86_BUILTIN_PBLENDVB128): Likewise.
20195 (IX86_BUILTIN_PBLENDW128): Likewise.
20196 (IX86_BUILTIN_DPPD): Likewise.
20197 (IX86_BUILTIN_DPPS): Likewise.
20198 (IX86_BUILTIN_INSERTPS128): Likewise.
20199 (IX86_BUILTIN_MOVNTDQA): Likewise.
20200 (IX86_BUILTIN_MPSADBW128): Likewise.
20201 (IX86_BUILTIN_PACKUSDW128): Likewise.
20202 (IX86_BUILTIN_PCMPEQQ): Likewise.
20203 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
20204 (IX86_BUILTIN_PMAXSB128): Likewise.
20205 (IX86_BUILTIN_PMAXSD128): Likewise.
20206 (IX86_BUILTIN_PMAXUD128): Likewise.
20207 (IX86_BUILTIN_PMAXUW128): Likewise.
20208 (IX86_BUILTIN_PMINSB128): Likewise.
20209 (IX86_BUILTIN_PMINSD128): Likewise.
20210 (IX86_BUILTIN_PMINUD128): Likewise.
20211 (IX86_BUILTIN_PMINUW128): Likewise.
20212 (IX86_BUILTIN_PMOVSXBW128): Likewise.
20213 (IX86_BUILTIN_PMOVSXBD128): Likewise.
20214 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
20215 (IX86_BUILTIN_PMOVSXWD128): Likewise.
20216 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
20217 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
20218 (IX86_BUILTIN_PMOVZXBW128): Likewise.
20219 (IX86_BUILTIN_PMOVZXBD128): Likewise.
20220 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
20221 (IX86_BUILTIN_PMOVZXWD128): Likewise.
20222 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
20223 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
20224 (IX86_BUILTIN_PMULDQ128): Likewise.
20225 (IX86_BUILTIN_PMULLD128): Likewise.
20226 (IX86_BUILTIN_ROUNDPD): Likewise.
20227 (IX86_BUILTIN_ROUNDPS): Likewise.
20228 (IX86_BUILTIN_ROUNDSD): Likewise.
20229 (IX86_BUILTIN_ROUNDSS): Likewise.
20230 (IX86_BUILTIN_PTESTZ): Likewise.
20231 (IX86_BUILTIN_PTESTC): Likewise.
20232 (IX86_BUILTIN_PTESTNZC): Likewise.
20233 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
20234 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
20235 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
20236 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
20237 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
20238 (bdesc_ptest): New.
20239 (bdesc_sse_3arg): Likewise.
20240 (bdesc_2arg): Likewise.
20241 (bdesc_1arg): Likewise.
20242 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
20244 (ix86_expand_sse_4_operands_builtin): New.
20245 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
20246 smaller than 8 bits as the 2nd arg.
20247 (ix86_expand_sse_ptest): New.
20248 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
20249 (ix86_expand_vector_set): Support SSE4.1.
20250 (ix86_expand_vector_extract): Likewise.
20252 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
20253 __SSE4_1__ for -msse4.1.
20255 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
20256 (UNSPEC_INSERTPS): Likewise.
20257 (UNSPEC_DP): Likewise.
20258 (UNSPEC_MOVNTDQA): Likewise.
20259 (UNSPEC_MPSADBW): Likewise.
20260 (UNSPEC_PHMINPOSUW): Likewise.
20261 (UNSPEC_PTEST): Likewise.
20262 (UNSPEC_ROUNDP): Likewise.
20263 (UNSPEC_ROUNDS): Likewise.
20265 * config/i386/i386.opt (msse4.1): New for SSE4.1.
20267 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
20268 (const_pow2_1_to_32768_operand): Likewise.
20270 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
20273 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
20275 (sse4_1_insertps): Likewise.
20276 (*sse4_1_extractps): Likewise.
20277 (sse4_1_ptest): Likewise.
20278 (sse4_1_mulv2siv2di3): Likewise.
20279 (*sse4_1_mulv4si3): Likewise.
20280 (*sse4_1_smax<mode>3): Likewise.
20281 (*sse4_1_umax<mode>3): Likewise.
20282 (*sse4_1_smin<mode>3): Likewise.
20283 (*sse4_1_umin<mode>3): Likewise.
20284 (sse4_1_eqv2di3): Likewise.
20285 (*sse4_1_pinsrb): Likewise.
20286 (*sse4_1_pinsrd): Likewise.
20287 (*sse4_1_pinsrq): Likewise.
20288 (*sse4_1_pextrb): Likewise.
20289 (*sse4_1_pextrb_memory): Likewise.
20290 (*sse4_1_pextrw_memory): Likewise.
20291 (*sse4_1_pextrq): Likewise.
20292 (sse4_1_blendpd): Likewise.
20293 (sse4_1_blendps): Likewise.
20294 (sse4_1_blendvpd): Likewise.
20295 (sse4_1_blendvps): Likewise.
20296 (sse4_1_dppd): Likewise.
20297 (sse4_1_dpps): Likewise.
20298 (sse4_1_movntdqa): Likewise.
20299 (sse4_1_mpsadbw): Likewise.
20300 (sse4_1_packusdw): Likewise.
20301 (sse4_1_pblendvb): Likewise.
20302 (sse4_1_pblendw): Likewise.
20303 (sse4_1_phminposuw): Likewise.
20304 (sse4_1_extendv8qiv8hi2): Likewise.
20305 (*sse4_1_extendv8qiv8hi2): Likewise.
20306 (sse4_1_extendv4qiv4si2): Likewise.
20307 (*sse4_1_extendv4qiv4si2): Likewise.
20308 (sse4_1_extendv2qiv2di2): Likewise.
20309 (*sse4_1_extendv2qiv2di2): Likewise.
20310 (sse4_1_extendv4hiv4si2): Likewise.
20311 (*sse4_1_extendv4hiv4si2): Likewise.
20312 (sse4_1_extendv2hiv2di2): Likewise.
20313 (*sse4_1_extendv2hiv2di2): Likewise.
20314 (sse4_1_extendv2siv2di2): Likewise.
20315 (*sse4_1_extendv2siv2di2): Likewise.
20316 (sse4_1_zero_extendv8qiv8hi2): Likewise.
20317 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
20318 (sse4_1_zero_extendv4qiv4si2): Likewise.
20319 (*sse4_1_zero_extendv4qiv4si2): Likewise.
20320 (sse4_1_zero_extendv2qiv2di2): Likewise.
20321 (*sse4_1_zero_extendv2qiv2di2): Likewise.
20322 (sse4_1_zero_extendv4hiv4si2): Likewise.
20323 (*sse4_1_zero_extendv4hiv4si2): Likewise.
20324 (sse4_1_zero_extendv2hiv2di2): Likewise.
20325 (*sse4_1_zero_extendv2hiv2di2): Likewise.
20326 (sse4_1_zero_extendv2siv2di2): Likewise.
20327 (*sse4_1_zero_extendv2siv2di2): Likewise.
20328 (sse4_1_roundpd): Likewise.
20329 (sse4_1_roundps): Likewise.
20330 (sse4_1_roundsd): Likewise.
20331 (sse4_1_roundss): Likewise.
20332 (mulv4si3): Don't expand for SSE4.1.
20333 (smax<mode>3): Likewise.
20334 (umaxv4si3): Likewise.
20335 (uminv16qi3): Likewise.
20336 (umin<mode>3): Likewise.
20337 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
20339 * doc/extend.texi: Document SSE4.1 built-in functions.
20341 * doc/invoke.texi: Document -msse4.1.
20343 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
20345 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
20346 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
20347 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
20348 (ASM_SPEC): Add asm_pcrel_spec.
20349 (EXTRA_SPECS): Add asm_pcrel_spec.
20351 2007-05-21 David Daney <ddaney@avtrex.com>
20353 * doc/install.texi (Building a cross compiler): Add requirements
20354 for Java cross compiler.
20356 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20358 PR middle-end/31995
20359 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
20360 Add loopno argument. Use evolution_function_is_invariant_rec_p
20361 instead of evolution_function_is_constant_p.
20362 Update calls to evolution_function_is_affine_multivariate_p.
20363 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
20364 Add loopno argument.
20365 * tree-scalar-evolution.c (gather_chrec_stats): Call
20366 evolution_function_is_affine_multivariate_p with a loop
20368 * tree-data-ref.c (analyze_miv_subscript): Likewise.
20369 (analyze_overlapping_iterations): Likewise.
20370 (access_functions_are_affine_or_constant_p): Likewise.
20371 (build_classic_dist_vector_1): If the access functions
20372 are equal, don't do anything.
20374 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
20375 Paolo Carlini <pcarlini@suse.de>
20376 Uros Bizjak <ubizjak@gmail.com>
20378 * c-cppbuiltin.c (c_cpp_builtins): Define
20379 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
20380 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
20381 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
20382 * doc/cpp.texi ([Standard Predefined Macros]): Document.
20384 2007-05-21 Mike Stump <mrs@apple.com>
20386 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
20388 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
20390 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
20392 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
20393 implementation if __OPTIMIZE__ is not defined.
20394 (_mm_alignr_pi8): Ditto.
20395 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
20396 (_mm_inserti_si64): Ditto.
20397 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
20398 (_mm_slli_epi16): Ditto.
20399 (_mm_slli_epi32): Ditto.
20400 (_mm_slli_epi64): Ditto.
20401 (_mm_srai_epi16): Ditto.
20402 (_mm_srai_epi32): Ditto.
20403 (_mm_srli_si128): Ditto.
20404 (_mm_slli_si128): Ditto.
20405 (_mm_srli_epi16): Ditto.
20406 (_mm_srli_epi32): Ditto.
20407 (_mm_srli_epi64): Ditto.
20408 (_mm_extract_epi16): Ditto.
20409 (_mm_insert_epi16): Ditto.
20410 (_mm_shufflehi_epi16): Ditto.
20411 (_mm_shufflelo_epi16): Ditto.
20412 (_mm_shuffle_epi32): Ditto.
20413 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
20414 (_m_pextrw): Ditto.
20415 (_mm_insert_pi16): Ditto.
20416 (_m_pinsrw): Ditto.
20417 (_mm_shuffle_pi16): Ditto.
20418 (_m_pshufw): Ditto.
20419 (_mm_shufle_ps): Ditto.
20420 (_mm_prefetch): Ditto.
20422 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
20424 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
20425 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
20426 * real.c (encode_i370_single, decode_i370_single,
20427 encode_i370_double, decode_i370_double): Functions removed.
20428 (i370_single_format, i370_double_format): Initializations removed.
20429 (real_maxval, round_for_format, exact_real_truncate, significand_size):
20430 Consider the log2_b field to always be one.
20431 (ieee_single_format, mips_single_format, coldfire_single_format,
20432 ieee_double_format, mips_double_format, coldfire_double_format,
20433 ieee_extended_motorola_format, ieee_extended_intel_96_format,
20434 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
20435 ibm_extended_format, mips_extended_format, ieee_quad_format,
20436 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
20437 decimal_single_format, decimal_double_format, decimal_quad_format,
20438 c4x_single_format, c4x_extended_format, real_internal_format): Remove
20439 initialization of log2_b.
20440 * real.h (i370_single_format, i370_double_format): Declarations
20442 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
20443 field to always be one.
20445 2007-05-21 Andreas Schwab <schwab@suse.de>
20447 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
20448 NOTE_INSN_BASIC_BLOCK_P.
20449 (process_for_unwind_directive): Likewise.
20451 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
20453 * builtins.c (expand_builtin_setjmp_setup): Update comment.
20454 * function.h (struct function): Move va_list_gpr_size,
20455 va_list_fpr_size, function_frequency to front of bitfields. Add
20457 (current_function_calls_unwind_init): New.
20458 * except.c (expand_builtin_unwind_init): Set
20459 current_function_calls_unwind_init not
20460 current_function_has_nonlocal_label.
20461 * reload1.c (has_nonexceptional_receiver): New.
20462 (reload): Use it and current_function_calls_unwind_init to
20463 determine whether call-saved regs must be saved.
20465 2007-05-20 Jan Hubicka <jh@suse.cz>
20467 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
20468 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20469 * ddg.c (create_ddg): LIkewise.
20470 * final.c (final): Remove hunk moving line number notes around since
20471 they are no longer present at this stage.
20472 (final_scan_insn): Use NOTE_KIND instead of
20473 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20474 (output_asm_label): Likewise.
20475 * reorg.c (dbr_schedule): Likewise.
20476 * haifa-sched.c (unlink_other_notes): Likewise.
20477 * mode-switching.c (optimize_mode_switching): Likewise.
20478 * graph.c (start_bb): Likewise.
20479 * rtl.def (NOTE): Update description.
20480 * jump.c (squeeze_notes): Delete.
20481 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
20482 NOTE_INSN_BASIC_BLOCK_P when possible.
20483 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
20484 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
20485 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20486 (dwarf2out_var_location): Likewise.
20487 * cfgbuild.c (make_edges): Likewise.
20488 (find_basic_blocks_1): Likewise.
20489 * function.c (reorder_blocks_1): Likewise.
20490 (epilogue_done): Likewise.
20491 (reposition_prologue_and_epilogue_notes): Likewise.
20492 * print-rtl.c (print_rtx): Likewise; drop code for printing
20494 (print_rtl): Likewise.
20495 (print_rtl_single): Likewise.
20496 * gcse.c (insert_insn_start_bb): Likewise.
20497 * alias.c (init_alias_analysis): Likewise.
20498 * calls.c (fixup_tail_calls): Likewise.
20499 * except.c (sjlj_emit_function_enter): Likewise.
20500 * emit-rtl.c (add_insn_after): Likeiwse.
20501 (emit_label_before): Likewise.
20502 (emit_label_after): Likewise.
20503 (emit_note_before, emit_note_after, emit_note): Update
20504 parameter to be enum insn_note; do not deal with source
20506 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
20507 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
20509 (merge_blocks_move_successor_nojumps): Simplify now when
20510 we don't have BLOCK notes.
20511 (try_optimize_cfg): Likewise.
20512 * cfglayout.c (skip_insns_after_block): Likewise.
20513 (record_effective_endpoints): Likewise.
20514 (duplicate_insn_chain): Likewise.
20515 * varasm.c (output_constant_pool_1): Likewise.
20516 * sched-deps.c (sched_analyze): Likewise.
20517 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
20519 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
20520 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
20521 (SET_INSN_DELETED): Simplify.
20522 (NOTE_LINE_NUMBER): Exterminate.
20523 (NOTE_LINE_KIND): New.
20524 (NOTE_INSN_BASIC_BLOCK_P): Update.
20525 (enum insn_note): Simplify.
20526 (GET_NOTE_INSN_NAME) Simplify.
20527 (emit_note_before, emit_note_after, emit_note): Update prototype.
20528 (squeeze_notes): Remove.
20529 * sched-int.h (NOTE_NOT_BB_P): Update.
20530 * resource.c (mark_target_live_regs): Update.
20531 * sched-rgn.c (debug_dependencies): Update.
20532 * sched-vis.c (print_insn): Update.
20533 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
20534 * config/i386/i386.c (ix86_output_function_epilogue): Update.
20535 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
20536 (TARGET_ADJUST_UNROLL_MAX): Likewise.
20537 (split_branches): Update.
20538 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
20540 (sh_adjust_unroll_max): Exterminate.
20541 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
20542 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
20543 (m68hc11_reorg): Likewise.
20544 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
20545 (emit_predicate_relation_info): Update.
20546 (process_for_unwind_directive): Update.
20547 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
20548 (output_call): Update.
20549 * config/pa/pa.c (output_lbranch): Update.
20550 (output_millicode_call): Update.
20551 (output_call): Update.
20552 (pa_combine_instructions): Update.
20553 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
20554 * config/bfin/bfin.c (gen_one_bundle): Update.
20555 * cfgrtl.c (can_delete_note_p): Update.
20556 (delete_insn): Update.
20557 (rtl_merge_blocks): Update.
20558 (commit_one_edge_insertion): Update.
20559 (rtl_verify_flow_info): Update.
20560 * stmt.c (expand_case): Do not call squeeze_notes.
20562 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20569 * c.opt (Wtype-limits): New.
20570 * doc/invoke.texi (Wtype-limits): Document it.
20571 (Wextra): Enabled by -Wextra.
20572 * c-opts.c (c_common_post_options): Enabled by -Wextra.
20573 * c-common.c (shorten_compare): Warn with Wtype-limits.
20575 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
20577 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
20578 inlined function, not as a macro.
20579 (_mm_alignr_pi8): Ditto.
20580 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
20581 (_mm_inserti_si64): Ditto.
20582 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
20583 (_mm_extract_epi16): Ditto.
20584 (_mm_insert_epi16): Ditto.
20585 (_mm_shufflehi_epi16): Ditto.
20586 (_mm_shufflelo_epi16): Ditto.
20587 (_mm_shuffle_epi32): Ditto.
20588 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
20589 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
20591 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
20593 (_m_to_float): Use C89 compatible assignment.
20595 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
20598 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
20600 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20603 * doc/invoke.texi (Wreturn-type): Complete description.
20604 (Wextra): Delete item about return-type warning.
20605 * c-decl.c: Delete redundant Wextra warning.
20607 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
20610 * config/i386/pmmintrin.h: Do not include xmmintrin.h
20611 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
20612 inlined function, not as a macro.
20613 (_mm_prefetch): Ditto.
20614 (_m_pextrw): Ditto.
20615 (_mm_insert_pi16): Ditto.
20616 (_m_pinsrw): Ditto.
20617 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
20618 (_m_pshufw): Ditto. Add const to __N argument.
20619 (_mm_shufle_ps): Ditto. Add const to __mask argument.
20620 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
20621 (_mm_slli_epi32): Ditto.
20622 (_mm_srli_si128): Implement as always inlined function, not as a
20623 macro. Add __inline to function declaration.
20624 (_mm_slli_si128): Ditto.
20626 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
20628 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
20629 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
20631 (struct fenv): New structure.
20632 (FP_HANDLE_EXCEPTIONS): New define.
20633 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
20634 (_FP_DECL_EXP): New define.
20635 (FP_INIT_ROUNDMODE): New define.
20636 (FP_ROUNDMODE): New define.
20638 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20640 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
20641 (Wconversion): Update description.
20642 (Wconversion-sign): New.
20643 * c.opt (Wconversion-sign): New.
20644 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
20645 means disabled for C++. Otherwise, take the status of Wconversion.
20646 * c-common.c (conversion_warning): Warn with either Wconversion or
20648 (warnings_for_convert_and_check): Conditions are already checked by
20649 conversion_warning.
20650 (convert_and_check): Don't check warnings if the conversion failed.
20652 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
20653 Anatoly Sokolov <aesok@dol.ru>
20655 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
20656 avr_epilogue_uses) : Add declaration.
20657 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
20658 * config/avr/constraints.md (R): New constraint.
20659 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
20660 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
20661 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
20662 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
20663 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
20664 call_prologue_saves, epilogue_restores, return_from_epilogue,
20665 return_from_main_epilogue, return_from_interrupt_epilogue,
20666 return_from_naked_epilogue, prologue, epilogue): New patterns.
20667 (jump): Handle symbol reference.
20668 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
20669 avr_output_function_prologue, avr_output_function_epilogue): Remove
20671 (avr_init_machine_status, expand_prologue, expand_epilogue,
20672 avr_asm_function_end_prologue, avr_epilogue_uses,
20673 avr_asm_function_begin_epilogue): New functions.
20674 (prologue_size, epilogue_size, jump_tables_size): Remove global
20676 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
20677 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
20678 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
20679 (avr_override_options): Initialise init_machine_status.
20680 (output_movhi): Handle all stack pointer loads.
20681 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
20682 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
20683 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
20684 (EPILOGUE_USES) Redefine.
20685 (machine_function) Declare.
20687 2007-05-19 Richard Sandiford <richard@codesourcery.com>
20689 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
20690 Use a single return statement.
20692 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20694 PR middle-end/30250
20695 * builtins.c (do_mpfr_lgamma_r): New.
20696 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
20697 * tree.h (CASE_FLT_FN_REENT): New.
20699 2007-05-18 Geoffrey Keating <geoffk@apple.com>
20701 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
20702 (output_die): Use 'unsigned long' with %x.
20703 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
20704 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
20705 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
20707 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
20709 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
20714 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
20715 true if function has no argument.
20717 2007-05-18 DJ Delorie <dj@redhat.com>
20719 * config/mips/mips.c (mips_offset_within_alignment_p): New.
20720 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
20722 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
20724 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
20725 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
20726 count_trailing_zeros.
20727 (__i386__): Implement count_leading_zeros using __builtin_clz().
20728 Implement count_trailing_zeros usign __builtin_ctz().
20730 2007-05-18 Richard Sandiford <richard@codesourcery.com>
20732 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
20734 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
20736 PR middle-end/31344
20737 * expr.c (emit_move_change_mode): Change mode of push operands here.
20739 2007-05-17 Ian Lance Taylor <iant@google.com>
20741 PR tree-optimization/31953
20742 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
20743 Change all callers.
20744 (set_value_range_to_null): Call set_value_range_to_value.
20745 (extract_range_from_comparison): Likewise.
20747 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20749 * toplev.c (print_version): Output GMP/MPFR version info.
20751 * builtins.c (CASE_MATHFN_REENT): New macro.
20752 (mathfn_built_in): Use it.
20753 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
20754 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
20755 BUILT_IN_LGAMMAL_R): New.
20756 * doc/extend.texi: Document new builtins.
20758 PR middle-end/31796
20759 * builtins.c (do_mpfr_remquo): New.
20760 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
20761 (fold_builtin_3): Handle BUILT_IN_REMQUO.
20763 PR middle-end/30251
20764 * builtins.c (fold_builtin_1): Handle y0, y1.
20765 (fold_builtin_2): Handle yn.
20767 PR middle-end/30251
20768 * builtins.c (do_mpfr_bessel_n): New.
20769 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
20770 (fold_builtin_2): Handle BUILT_IN_JN.
20772 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
20775 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
20776 TYPE_PRECISION (intmax_type_node).
20778 2007-05-17 Steve Ellcey <sje@cup.hp.com>
20781 * reload.c (subst_reloads): Remove checking.
20783 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
20785 PR rtl-optimization/31691
20786 * combine.c (simplify_set): Build a new src pattern instead of
20787 substituting its operands in the COMPARE case.
20789 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
20791 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
20792 (execute_vrp): Preserve loops through jump threading.
20793 * tree-ssa-threadupdate.c (thread_single_edge,
20794 dbds_continue_enumeration_p, determine_bb_domination_status,
20795 thread_through_loop_header): New functions.
20796 (create_edge_and_update_destination_phis,
20797 create_edge_and_update_destination_phis): Set loops for the new blocks.
20798 (prune_undesirable_thread_requests): Removed.
20799 (redirect_edges): Do not pretend that redirect_edge_and_branch can
20801 (thread_block): Do not call prune_undesirable_thread_requests.
20803 (mark_threaded_blocks): Select edges to thread here.
20804 (thread_through_all_blocks): Take may_peel_loop_headers argument.
20805 Thread edges through loop headers independently.
20806 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
20807 * tree-pass.h (TODO_mark_first_instance): New.
20808 (first_pass_instance): Declare.
20809 * cfghooks.c (duplicate_block): Put the block to the original loop
20810 if copy is not specified.
20811 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
20812 jump threading. Pass may_peel_loop_headers to
20813 thread_through_all_blocks according to first_pass_instance.
20814 * cfgloop.h (create_preheader): Declare.
20815 * tree-flow.h (thread_through_all_blocks): Declaration changed.
20816 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
20817 * passes.c (first_pass_instance): New variable.
20818 (next_pass_1): Set TODO_mark_first_instance.
20819 (execute_todo): Set first_pass_instance.
20821 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
20823 PR tree-optimization/24659
20824 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
20825 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
20826 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
20827 OTI_vec_pack_ufix_trunc.
20828 (vec_unpacks_float_hi_optab): Define new macro.
20829 (vec_unpacks_float_lo_optab): Ditto.
20830 (vec_unpacku_float_hi_optab): Ditto.
20831 (vec_unpacku_float_lo_optab): Ditto.
20832 (vec_pack_sfix_trunc_optab): Ditto.
20833 (vec_pack_ufix_trunc_optab): Ditto.
20834 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
20835 and vec_pack_[s|u]fix_trunc_optab using
20836 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
20837 * tree-vectorizer.c (supportable_widening_operation): Handle
20838 FLOAT_EXPR and CONVERT_EXPR. Update comment.
20839 (supportable_narrowing_operation): New function.
20840 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
20841 * tree-vect-transform.c (vectorizable_conversion): Handle
20842 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
20843 (vect_gen_widened_results_half): Move before vectorizable_conversion.
20844 (vectorizable_type_demotion): Call supportable_narrowing_operation()
20845 to check for target support.
20846 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
20847 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
20848 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
20849 for VEC_PACK_FIX_TRUNC_EXPR.
20850 (expand_binop): Special case mode of the result for
20851 vec_pack_[u|s]fix_trunc_optab.
20852 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
20853 vec_pack_[u|s]fix_trunc_optab.
20855 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
20856 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
20857 * tree-pretty-print.c (dump_generic_node): Handle
20858 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
20859 VEC_PACK_FIX_TRUNC_EXPR.
20861 * expr.c (expand_expr_real_1): Ditto.
20862 * tree-inline.c (estimate_num_insns_1): Ditto.
20863 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
20865 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
20866 (vec_unpacks_float_lo_v8hi): Ditto.
20867 (vec_unpacku_float_hi_v8hi): Ditto.
20868 (vec_unpacku_float_lo_v8hi): Ditto.
20869 (vec_unpacks_float_hi_v4si): Ditto.
20870 (vec_unpacks_float_lo_v4si): Ditto.
20871 (vec_pack_sfix_trunc_v2df): Ditto.
20873 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
20875 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
20876 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
20877 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
20878 [vec_pack_ufix_trunc]: Ditto.
20879 [vec_unpacks_float_hi]: Ditto.
20880 [vec_unpacks_float_lo]: Ditto.
20881 [vec_unpacku_float_hi]: Ditto.
20882 [vec_unpacku_float_lo]: Ditto.
20884 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
20886 * soft-fp/README: Update for new files.
20887 * soft-fp/floattisf.c: New file.
20888 * soft-fp/floattidf.c: New file.
20889 * soft-fp/floattitf.c: New file.
20890 * soft-fp/floatuntisf.c: New file.
20891 * soft-fp/floatuntidf.c: New file.
20892 * soft-fp/floatuntitf.c: New file.
20893 * soft-fp/fixsfti.c: New file.
20894 * soft-fp/fixdfti.c: New file.
20895 * soft-fp/fixtfti.c: New file.
20896 * soft-fp/fixunssfti.c: New file.
20897 * soft-fp/fixunsdfti.c: New file.
20898 * soft-fp/fixunstfti.c: New file.
20899 * soft-fp/extendxftf.c: New file.
20900 * soft-fp/trunctfxf.c: New file.
20902 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
20903 (__trunctfxf2): Ditto.
20905 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
20906 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
20907 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
20908 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
20909 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
20910 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
20912 * config/i386/t-fprules-softfp64: New file.
20913 * config/i386/sfp-machine.h: New file.
20914 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
20915 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
20916 and soft-fp/t-softfp to tmake_file.
20917 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
20918 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
20920 * config/i386/t-linux64 (softfp_wrap_start): New.
20921 (softfp_wrap_end): New.
20922 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
20923 supported for TARGET_64BIT.
20925 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
20927 * c-common.c (c_common_signed_or_unsigned_type): Emulate
20928 c_common_unsigned_type behavior.
20930 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
20932 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
20935 2007-05-16 Eric Christopher <echristo@apple.com>
20937 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
20938 saving after stack push. Set sp_offset whenever we push.
20939 (rs6000_emit_epilogue): Move altivec register restore before
20942 2007-05-16 Richard Sandiford <richard@codesourcery.com>
20944 * configure.ac: Allow sysroots to be relocated under $prefix as
20945 well as $exec_prefix.
20946 * configure: Regenerate.
20948 2007-05-16 Richard Sandiford <richard@codesourcery.com>
20952 2007-05-12 Richard Sandiford <richard@codesourcery.com>
20954 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
20955 (gcc_tooldir): Likewise.
20956 * configure: Regenerate.
20957 * Makefile.in (libsubdir_to_prefix): New variable, based on the
20958 old configure.ac gcc_tooldir setting.
20959 (prefix_to_exec_prefix): New variable.
20960 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
20961 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
20963 2007-05-14 Janis Johnson <janis187@us.ibm.com>
20965 * c-typeck.c (build_binary_op): Return early for error.
20967 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
20969 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
20970 struct nb_iter_bound.
20971 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
20972 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
20973 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
20974 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
20975 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
20976 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
20977 (del_scev_info): Use ggc_free.
20978 (scev_initialize): Allocate scalar_evolution_info in gc memory.
20979 * loop-init.c: Include ggc.h.
20980 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
20981 (loop_optimizer_finalize): Use ggc_free.
20982 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
20983 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
20984 pass_iv_optimize): Add TODO_ggc_collect.
20985 * function.h (struct function): Remove skip marker from
20987 * cfgloop.c: Include ggc.h.
20988 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
20990 (establish_preds): Vector superloops is gc allocated.
20991 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
20993 (flow_loops_find): Vector larray is gc allocated.
20994 (loop_exit_free): Use ggc_free.
20995 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
20996 that head of exits list is now not a part of struct loop.
20997 (record_loop_exits): Allocate exits table in gc memory.
20998 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
20999 that head of exits list is now not a part of struct loop.
21000 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
21001 struct loop_exit): Add GTY marker.
21002 (struct loop): Add GTY marker. Make superloops vector gc allocated.
21003 Add skip marker to aux field. Make head of exits list a separate
21005 (struct loops): Add GTY marker. Make larray vector gc allocated.
21006 Add param marker to exits table.
21007 (get_loops): Type changed.
21008 * Makefile.in (tree-scalar-evolution.o): Add
21009 gt-tree-scalar-evolution.h dependency.
21010 (cfgloop.o, loop-init.o): Add ggc.h dependency.
21011 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
21012 * basic-block.h (struct basic_block_def): Remove skip marker from
21015 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
21017 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
21018 of 0 in the call to expand_expr().
21019 (expand_builtin_mathfn_3): Ditto.
21020 (expand_builtin_interclass_mathfn): Ditto.
21021 (expand_builtin_cexpi): Ditto.
21022 (expand_builtin_int_roundingfn): Ditto.
21023 (expand_builtin_int_roundingfn_2): Ditto.
21024 (expand_builtin_pow): Ditto.
21025 (expand_builtin_powi): Ditto.
21026 (expand_builtin_bswap): Ditto.
21027 (expand_builtin_unop): Ditto.
21028 (expand_builtin_fabs): Ditto.
21029 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
21030 the call to expand_expr().
21031 (expand_builtin_sync_operation): Ditto.
21032 (expand_builtin_compare_and_swap): Ditto.
21033 (expand_builtin_lock_test_and_set): Ditto.
21034 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
21035 instead of 0 in the call to expand_expr().
21036 (expand_builtin_extract_return_addr): Ditto.
21037 (expand_builtin_eh_return): Ditto.
21038 (expand_eh_return): Ditto.
21039 * explow.c (expr_size): Ditto.
21040 * expr.c (optimize_bitfield_assignment_op): Ditto.
21041 (expand_assignement): Ditto.
21042 (store_expr): Ditto.
21043 (store_field): Ditto.
21044 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
21045 the call to expand_expr().
21046 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
21047 in the call to expand_expr().
21048 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
21049 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
21050 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
21052 * optabs.c (expand_vec_shift_expr): Ditto.
21053 (expand_vec_cond_expr): Ditto.
21054 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
21055 call to expand_expr().
21056 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
21057 in the call to expand_expr().
21059 2007-05-14 Dave Korn <dave.korn@artimi.com>
21061 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
21063 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
21065 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
21066 instead of c_common_unsigned_type.
21067 (c_common_unsigned_type): Remove.
21068 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
21069 c_common_unsigned_type.
21070 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
21071 c_common_unsigned_type.
21072 * c-common.h (c_common_unsigned_type): Remove.
21073 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
21074 c_common_unsigned_type.
21075 * c-format.c (check_format_types): Use unsigned_type_for instead of
21076 c_common_unsigned_type.
21077 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
21078 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
21079 of c_common_unsigned_type.
21080 * convert.c (convert_to_integer): Use unsigned_type_for instead of
21081 lang_hooks.types.unsigned_type.
21082 * expmed.c (make_tree): Use unsigned_type_for instead of
21083 lang_hooks.types.unsigned_type.
21084 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
21085 lang_hooks.types.unsigned_type.
21086 (build_range_check): Likewise.
21087 (fold_unary): Likewise.
21088 (fold_binary): Likewise.
21089 (fold_ternary): Likewise.
21090 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
21091 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
21092 * tree.c (get_unsigned_type): New.
21093 (unsigned_type_for): Use get_unsigned_type instead of
21094 lang_hooks.types.unsigned_type.
21096 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
21098 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
21099 to m68k_get_function_kind. Update its prototype.
21100 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
21102 (m68k_interrupt_function_p): Return enum m68k_function_type
21103 instead of bool. Rename to m68k_get_function_kind.
21104 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
21105 target is not fido.
21106 (m68k_compute_frame_layout): Don't mark any register for save
21107 if an interrupt_thread attribute is specified.
21108 (m68k_hard_regno_rename_ok): Update a use of
21109 m68k_interrupt_function_p.
21110 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
21111 m68k_interrupt_function_p.
21112 (m68k_function_type): New.
21113 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
21114 for a function with an interrupt_thread attribute.
21115 * doc/extend.texi: Document the interrupt_thread attribute.
21117 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
21119 Fix PR tree-optimization/31911
21120 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
21121 if they didn't change the expression.
21123 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
21125 * tree-scalar-evolution.c (resolve_mixers): Exported.
21126 * tree-scalar-evolution.h (resolve_mixers): Declare.
21127 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
21128 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
21129 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
21130 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
21131 init_array_ref, init_pointer_ref, analyze_indirect_ref,
21132 strip_conversion, analyze_offset_expr, address_analysis,
21133 object_analysis, analyze_offset): Removed.
21134 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
21135 split_constant_offset, canonicalize_base_object_address,
21136 object_address_invariant_in_loop_p, disjoint_objects_p,
21137 dr_may_alias_p, dr_address_invariant_p): New functions.
21138 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
21139 and dr_analyze_alias.
21140 (initialize_data_dependence_relation): Use dr_may_alias_p
21141 and object_address_invariant_in_loop_p.
21142 (compute_self_dependence): Handle the case when
21143 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
21144 (find_data_references_in_stmt): Restrict the analysis of data
21145 references to the given loop nest.
21146 (find_data_references_in_loop): Made static. Pass loop nest to
21147 find_data_references_in_stmt.
21148 (compute_data_dependences_for_loop): Use DR_VOPS.
21149 (free_data_ref): Free DR_VOPS.
21150 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
21151 (struct innermost_loop_behavior): ... new.
21152 (struct base_object_info): Replaced by ...
21153 (struct indices): ... new.
21154 (struct dr_alias): New.
21155 (enum data_ref_type): Removed.
21156 (struct data_reference): Consist of struct innermost_loop_behavior,
21157 struct indices and struct dr_alias.
21158 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
21159 (DR_MEMTAG): Renamed to ...
21160 (DR_SYMBOL_TAG): ... this.
21161 (find_data_references_in_loop): Declaration removed.
21162 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
21163 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
21164 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
21165 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
21167 2007-05-13 Revital Eres <eres@il.ibm.com>
21169 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
21170 which walks virtual def-use chains to find redundant stores.
21171 (dse_optimize_stmt): Call it.
21173 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
21175 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
21176 * passes.c (init_optimization_passes): Move pass_jump_bypass
21179 * basic-block.h (bb_has_eh_pred): Fix style issue.
21181 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
21183 PR rtl-optimization/31848
21184 * loop-invariant.c (move_invariant_reg): If we move an insn
21185 with a REG_EQUAL note, and that insn is not always executed,
21186 remove the REG_EQUAL note.
21188 2007-05-12 Richard Guenther <rguenther@suse.de>
21190 PR tree-optimization/31797
21191 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
21192 propagate into a stmt that has volatile ops.
21194 2007-05-12 Richard Sandiford <richard@codesourcery.com>
21196 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
21197 (gcc_tooldir): Likewise.
21198 * configure: Regenerate.
21199 * Makefile.in (libsubdir_to_prefix): New variable, based on the
21200 old configure.ac gcc_tooldir setting.
21201 (prefix_to_exec_prefix): New variable.
21202 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
21203 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
21205 2007-05-11 Silvius Rus <rus@google.com>
21207 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
21208 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
21209 * c-common.h (strict_aliasing_warning): Change return type.
21210 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
21211 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
21212 (build_c_cast): Condition call to strict_aliasing_warning.
21213 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
21214 * flags.h (set_Wstrict_aliasing): Declare.
21215 * opts.c (set_Wstrict_alising): Define, add call to.
21216 * tree-flow.h (strict_aliasing_warning_backend): Declare.
21217 * tree-ssa-alias-warnings.c: New file.
21218 * tree-ssa-alias.c (compute_may_aliases): Add call to
21219 strict_aliasing_warning_backend.
21221 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
21223 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
21224 Use loop_depth and loop_outer accessor functions.
21225 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
21226 determine_invariantness_stmt, move_computations_stmt): Ditto.
21227 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
21228 add_loop, loopify, unloop, fix_loop_structure): Ditto.
21229 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
21230 * tree-scalar-evolution.c (interpret_loop_phi,
21231 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
21232 instantiate_parameters_1, scev_const_prop): Ditto.
21233 * cfghooks.c (make_forwarder_block): Ditto.
21234 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
21235 * modulo-sched.c (loop_canon_p): Ditto.
21236 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
21237 slpeel_can_duplicate_loop_p): Ditto.
21238 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
21239 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
21240 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
21241 cancel_loop, verify_loop_structure): Ditto.
21242 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
21243 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
21244 superloops vector instead of "pred" array.
21245 (establish_preds): Take father loop as an argument. Initialize the
21247 (flow_loop_tree_node_add): Pass father loop to establish_preds.
21248 Do not initialize loop->outer.
21249 (flow_loop_tree_node_remove): Truncate the superloops vector.
21250 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
21251 "pred" merged to "superloops" vector.
21252 (loop_depth, loop_outer): New.
21253 (fel_init): Use loop_outer.
21255 2007-05-11 Jan Hubicka <jh@suse.cz>
21257 * cgraphunit.c: Include gt-cgraphunit.h
21258 (static_ctors, static_dtors): New static vars.
21259 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
21260 based on implementation in c-common.c
21261 (cgraph_finalize_function): Call record_cdtor_fn.
21262 (cgraph_optimize): Call cgraph_build_cdtor_fns.
21263 * decl.c (finish_function): Do not call c_record_cdtor_fn.
21264 (c_write_global_declarations): Do not call c_build_cdtor_fns.
21265 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
21266 build_cdtor, c_build_cdtor_fns): Remove.
21267 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
21268 c_build_cdtor_fns): Remove prototype.
21270 2007-05-11 Paolo Carlini <pcarlini@suse.de>
21273 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
21274 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
21275 * builtins.c (fold_builtin_memchr): New.
21276 (expand_builtin_memchr): Call the latter.
21277 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
21278 * doc/extend.texi ([Other built-in functions provided by GCC]):
21281 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
21283 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
21284 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
21285 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
21286 PFPO_OP1_TYPE_SHIFT): Constants added.
21287 (DFP_ALL): Mode macro defined.
21288 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
21289 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
21290 Insn definitions added.
21291 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
21292 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
21295 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
21297 PR tree-optimization/31885
21298 * tree-chrec.c (chrec_contains_undetermined): Do not consider
21299 NULL_TREE to be undetermined.
21300 (automatically_generated_chrec_p): Return false for NULL.
21302 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
21304 * config/bfin/bfin.h (MOVE_RATIO): Define.
21306 2007-05-10 Richard Sandiford <richard@codesourcery.com>
21308 * config.gcc (sparc-wrs-vxworks): New target.
21309 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
21310 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
21311 * config/sparc/sparc.h: Include vxworks-dummy.h.
21312 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
21313 include LABEL_REFs too.
21314 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
21315 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
21317 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
21319 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
21320 (sparc_emit_call_insn): New function.
21321 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
21322 functions when generating VxWorks PIC.
21323 * config/sparc/sparc.md (vxworks_load_got): New pattern.
21324 (call, call_value): Use sparc_emit_call_insn instead of
21327 2007-05-09 Bob Wilson <bob.wilson@acm.org>
21329 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
21331 2007-05-09 Bob Wilson <bob.wilson@acm.org>
21333 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
21334 for floating-point values if HOST_BITS_PER_LONG > 32. Use
21335 split_double instead of operand_subword.
21337 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
21339 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
21340 * config/bfin/bfin.c (bfin_local_alignment): New function.
21341 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
21343 2007-05-08 Chao-ying Fu <fu@mips.com>
21345 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
21346 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
21347 (smsub_widen_optab, umsub_widen_optab): Define.
21348 * optabs.c (init_optabs): Initialize smsub_widen_optab and
21350 * genopinit.c (optabs): Fill in smsub_widen_optab and
21352 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
21353 and umsub_widen_optab to implement multiply-subtract sequences.
21354 * config/mips/mips.md (*msac<u>_di): Rename to...
21355 (<u>msubsidi4): ...this. Extend condition to include
21356 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
21357 of operand 0 to "ka" and use the three-operand form of msub<u>
21359 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
21362 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
21364 PR rtl-optimization/28011
21365 * reload.c (push_reload): Set dont_share if IN appears in OUT
21366 also when IN is a PLUS rtx.
21367 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
21370 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
21372 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
21373 call unshare_all_decls.
21374 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
21375 (unshare_all_decls): Remove.
21377 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
21380 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
21383 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
21384 Nigel Stephens <nigel@mips.com>
21386 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
21387 Update comments and all uses.
21388 (MIN_FPRS_PER_FMT): Define.
21389 * config/mips/mips.c (function_arg): Fix to correctly handle
21390 the -mips32r2 -mfp64 -mabi=32 case.
21391 (override_options): Enable use of odd-numbered registers for
21392 SFmode values on MIPS32.
21393 (mips_save_reg_p): Save whole floating-point register pair if
21394 either half is used.
21395 (compute_frame_size): Fix comment.
21397 2007-05-08 Jie Zhang <jie.zhang@analog.com>
21399 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
21400 argument of type bool.
21401 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
21402 argument. Safely select temporary P register according to it.
21403 (do_link): Change call site of add_to_reg accordingly.
21404 (do_unlink): Add epilogue_p as a fourth argument and pass it
21406 (expand_interrupt_handler_epilogue): Change call of do_unlink
21408 (bfin_expand_prologue): Add a third argument sibcall_p.
21409 * config/bfin/bfin.md (epilogue): Change call of
21410 bfin_expand_epilogue accordingly.
21411 (sibcall_epilogue): Likewise.
21412 (eh_return_internal): Likewise.
21414 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
21415 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
21416 * config/bfin/bfin.c (bfin_handle_option): Handle
21417 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
21418 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
21419 Support bf534, bf536 and bf561.
21420 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
21422 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
21425 * config/i386/i386.c (ix86_function_regparm): Process local
21426 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
21428 2007-05-07 Mike Stump <mrs@apple.com>
21430 * doc/invoke.texi (Warning Options): Document that -Wempty-body
21431 also checks for and while statements in C++.
21433 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
21435 * gcc.c (at_file_supplied): New variable.
21436 (main): Set it if we expanded argv.
21437 (do_spec_1): Pass an @-file to the linker if we were called with
21438 an @-file argument and HAVE_GNU_LD.
21439 * collect2.c (at_file_supplied): New variable.
21440 (response_file): New variable.
21441 (collect_exit): Unlink response_file if necessary.
21442 (handler): Likewise.
21443 (do_wait): Likewise.
21444 (main): Set at_file_supplied if we expanded argv.
21445 (collect_execute): Pass an @-file to subprocesses if we were called
21446 with an @-file argument.
21447 * configure.ac: Add define for HAVE_GNU_LD.
21448 * configure: Regenerate.
21449 * config.in: Regenerate.
21451 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
21453 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
21454 operand to HI mode.
21459 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
21461 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
21462 (TARGET_ENCODE_SECTION_INFO): Re-define.
21463 (m32c_encode_section_info): New
21464 (function_vector_handler): New
21465 (current_function_special_page_vector): New
21466 (m32c_special_page_vector_p): New.
21467 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
21469 * config/m32c/jump.md: Added instruction JSRS for functions
21470 with attribute "function_vector".
21471 * doc/extend.texi (function_vector): Added description
21472 for M16C, M32C targets.
21474 2007-05-07 DJ Delorie <dj@redhat.com>
21477 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
21478 ashrpsi3, lshrpsi3): Update shift count constraint.
21480 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
21481 Nathan Froyd <froydnj@codesourcery.com>
21484 * c-incpath.c (add_path): Strip trailing path separators.
21486 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
21488 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
21489 Free dominance info before purging EH edges.
21490 (eliminate_degenerate_phis): Likewise.
21491 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
21493 2007-05-07 Jan Hubicka <jh@suse.cz>
21495 * gimplify.c (gimplify_expr): Do not crash when folding
21496 (void *)(int)&a + 4.
21498 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21501 * c-opts.c (lang_fortran): Make it non static.
21502 * c-common.h (lang_fortran): New prototype.
21503 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
21504 -lang-fortran option was passed by the driver.
21506 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
21508 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
21509 of ASSERT_CHECKING. Tweak message.
21511 2007-05-06 Revital Eres <eres@il.ibm.com>
21514 * loop-unroll.c (insert_var_expansion_initialization):
21515 Initialize the expansions with -zero instead of +zero.
21517 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
21519 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
21520 into pic and non-pic versions. Mark r19 as used for
21521 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
21522 for tgd_load, tld_load and tie_load .
21523 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
21524 version of tgd_load, tld_load and tie_load depending on the
21527 2007-05-04 Ulrich Drepper <drepper@redhat.com>
21528 Jakub Jelinek <jakub@redhat.com>
21530 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
21531 (__do_global_dtors_aux): Use more paranoid loop to run
21532 destructors if HIDDEN_DTOR_LIST_END.
21533 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
21535 2007-05-04 Jakub Jelinek <jakub@redhat.com>
21537 * varasm.c (align_variable): Don't increase alignment for
21538 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
21539 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
21541 2007-05-04 Josh Conner <jconner@apple.com>
21543 * basic-block.h (cdi_direction): Assign values to all enumeration
21545 (dom_computed): Remove.
21546 (dom_info_state): New.
21547 (set_dom_info_availability): New.
21548 * tree-ssa-loop-im.c (determine_invariantness): Initialize
21549 walk_data.dom_direction.
21550 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
21551 instead of dom_computed[].
21552 (split_edge): Likewise.
21553 (create_basic_block): Likewise.
21554 (merge_blocks): Likewise.
21555 * ifcvt.c (find_if_header): Likewise.
21556 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
21557 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
21558 * tree-ssa.c (verify_ssa): Likewise.
21559 * tree-cfg.c (tree_verify_flow_info): Likewise.
21560 (remove_edge_and_dominated_blocks): Likewise.
21561 * dominance.c (dom_computed): Make static.
21562 (calc_dfs_tree_nonrec): Change third param to a bool.
21563 (calc_dfs_tree): Change second param to a bool.
21564 (calc_idioms): Change second param to a bool. Use
21565 dom_convert_dir_to_idx.
21566 (init_dom_info): Validate dir before using.
21567 (dom_convert_dir_to_idx): New.
21568 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
21569 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
21570 (free_dominance_info): Use dom_convert_dir_to_idx.
21571 (get_immediate_dominator): Likewise.
21572 (set_immediate_dominator): Likewise.
21573 (get_dominated_by): Likewise.
21574 (redirect_immediate_dominators): Likewise.
21575 (nearest_common_denominator): Likewise.
21576 (dominated_by_p): Likewise.
21577 (bb_dom_dfs_in): Likewise.
21578 (bb_dom_dfs_out): Likewise.
21579 (recount_dominator): Likewise.
21580 (iterate_fix_dominators): Likewise.
21581 (add_to_dominance_info): Likewise.
21582 (delete_from_dominance_info): Likewise.
21583 (first_dom_son): Likewise.
21584 (next_dom_son): Likewise.
21585 (dom_info_available_p): Likewise.
21586 (dom_info_state): New.
21587 (set_dom_info_availability): New.
21589 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
21591 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
21593 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
21595 2007-05-04 Bob Wilson <bob.wilson@acm.org>
21597 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
21598 (subdi3, subdi_carry): Delete.
21600 2007-05-04 Jan Hubicka <jh@suse.cz>
21601 Richard Guenther <rguenther@suse.de>
21603 * opts.c (decode_options): Do not fiddle with inlining
21604 parameters in case of optimizing for size.
21605 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
21606 for size do nothing.
21607 (cgraph_decide_inlining_of_small_function): When optimizing for
21608 size never inline functions increasing caller size.
21609 (cgraph_early_inlining): Inline for size when optimizing for size.
21611 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
21613 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
21614 logical operations piecewise.
21615 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
21616 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
21617 subdi_sesidi_di): Delete.
21618 (add_with_carry): Produce carry in CC instead of a DREG to shorten
21619 the generated sequence. Allow three-reg add in constraints. Rewrite
21620 the rtl expression for carry to avoid zero_extend of a constant.
21621 (sub_with_carry): New pattern.
21622 (adddi3, subdi3): Change into define_expand. For subtract, generate a
21623 different sequence not involving jumps.
21624 (notbi): Now a named pattern.
21626 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
21628 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
21629 Add the note about a significant loss of accuracy of some
21630 mathematical routines when these options are used.
21632 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21634 * haifa-sched.c (rtx_vec_t): New typedef.
21635 (contributes_to_priority_p): Extract piece of priority () into new
21637 (priority): Use the function. Add assertion.
21638 (rank_for_schedule, set_priorities): Add assertion to check that
21639 insn's priority is initialized.
21640 (clear_priorities, calc_priorities): Change signature. Make it update
21641 all relevant insns. Update all callers ('add_to_speculative_block ()'
21642 and 'create_block_check_twin ()').
21643 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
21644 Add new field 'priority_status'.
21645 (INSN_PRIORITY_STATUS): New macro.
21646 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
21648 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21650 * sched-ebb.c (debug_ebb_dependencies): New static function.
21651 (init_ready_list): Use it.
21653 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
21654 with changed signature and 'debug_rgn_dependencies ()'.
21655 (debug_rgn_dependencies): New static function.
21656 (init_ready_list): Use it.
21658 * sched-int.h (debug_dependencies): Declare.
21660 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
21662 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
21664 2007-05-04 Dirk Mueller <dmueller@suse.de>
21666 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
21668 2007-05-03 Jan Hubicka <jh@suse.cz>
21670 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
21671 ((T1)X op (T1)Y), for pointer type in more cases than before.
21673 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
21675 * tree-object-size.c (plus_expr_object_size): When operand size is
21676 unknown, return unknown.
21678 2007-05-03 Dirk Mueller <dmueller@suse.de>
21680 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
21682 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
21685 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
21687 2007-05-03 Janis Johnson <janis187@us.ibm.com>
21689 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
21691 2007-05-03 Joseph Myers <joseph@codesourcery.com>
21693 * config/soft-fp/double.h, config/soft-fp/extended.h,
21694 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
21695 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
21696 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
21697 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
21700 2007-05-03 Ian Lance Taylor <iant@google.com>
21702 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
21703 MASK_PPC_GFXOPT for 8540 or 8548.
21705 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
21707 * tree-vect-transform.c (vect_update_inits_of_drs): Use
21708 vect_print_dump_info() to output debug information.
21710 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
21713 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
21714 operands of size 2 when operand is not MEM_P.
21716 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
21718 PR tree-optimization/30565
21719 * lambda-code.c (perfect_nestify): Fix updating of dominators.
21721 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
21723 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
21724 (umulsi3_highpart): Use them.
21725 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
21726 for final accumulator to D regisster tranfser.
21728 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
21730 PR tree-optimization/31699
21731 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
21733 (vect_enhance_data_refs_alignment): Compute peel amount using
21734 TYPE_VECTOR_SUBPARTS instead of vf.
21735 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
21737 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
21740 * system.h: Remove inclusion of double-int.h
21741 * tree.h: Include double-int.h
21742 * gengtype.c: Likewise
21743 * cfgloop.h: Likewise
21744 * Makefile.in: Adjust dependencies on double-int.h
21746 2007-05-02 Eric Christopher <echristo@apple.com>
21748 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
21749 -shared to -Zdynamiclib.
21751 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
21754 * c-common.c (strip_pointer_or_array_types): New function.
21755 * c-common.h (strip_pointer_or_array_types): New function declaration.
21757 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
21759 PR tree-optimization/31771
21760 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
21762 2007-05-02 Paul Brook <paul@codesourcery.com>
21764 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
21766 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
21768 PR middle-end/29715
21769 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
21772 2007-05-02 Nick Clifton <nickc@redhat.com>
21774 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
21776 2007-05-02 Richard Guenther <rguenther@suse.de>
21778 PR tree-optimization/31146
21779 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
21780 argument, single_use_p. If we have a single use that is
21781 a conversion to the definition rhs type, propagate that rhs.
21782 (forward_propagate_addr_expr): Pass single_use_p argument
21783 to forward_propagate_addr_expr_1.
21785 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
21787 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
21790 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21792 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
21793 'AMD Family 10 core'.
21795 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21797 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
21798 and athlon64-sse3 as improved versions of k8, opteron and athlon64
21799 with SSE3 instruction set support.
21800 * doc/invoke.texi: Likewise.
21802 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21804 * config/i386/i386.c (override_options): Tuning 32-byte loop
21805 alignment for amdfam10 architecture. Increasing the max loop
21806 alignment to 24 bytes.
21808 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
21810 * config/m68k/constraints.md: New.
21811 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
21812 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
21813 EXTRA_CONSTRAINT): Remove.
21814 * config/m68k/m68k.md: Include constraints.md.
21815 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
21817 2007-05-01 Ian Lance Taylor <iant@google.com>
21819 PR tree-optimization/31739
21820 * tree-vrp.c (vrp_val_is_max): New static function.
21821 (vrp_val_is_min): New static function.
21822 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
21824 (set_value_range): Use vrp_val_is_{max,min}.
21825 (extract_range_from_assert): Likewise.
21826 (extract_range_from_binary_expr): Likewise.
21827 (extract_range_from_unary_expr): Likewise.
21828 (dump_value_range, vrp_meet): Likewise.
21829 (vrp_visit_phi_node): Likewise.
21830 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
21832 2007-05-01 Mark Mitchell <mark@codesourcery.com>
21834 * config/i386/gmon-sol2.c (size_t): New type.
21835 (intptr_t): Likewise.
21836 (s_textsize): Declare as size_t.
21838 (monstartup): Use size_t for sizes.
21839 (_mcount): Save and restore registers.
21840 (internal_mcount): Pass 0 as the first argument to monstartup
21842 (moncontrol): Convert pointer to appropriately sized integer
21843 before passing to profil.
21845 2007-05-01 Joseph Myers <joseph@codesourcery.com>
21847 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
21848 __NO_FPRS__, not just if _SOFT_DOUBLE.
21849 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
21850 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
21851 also for E500 double.
21852 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
21853 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
21856 2007-05-01 Richard Guenther <rguenther@suse.de>
21858 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
21861 2007-05-01 Joseph Myers <joseph@codesourcery.com>
21863 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
21865 2007-05-01 Jan Hubicka <jh@suse.cz>
21867 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
21870 2007-05-01 Jan Hubicka <jh@suse.cz>
21872 * tree.h (maybe_fold_offset_to_component_ref): Remove.
21873 (maybe_fold_offset_to_reference): Declare.
21874 * fold-const.c (fold_unary): Do not fold
21875 (type *)&A into &A->field_of_type_and_offset_0
21876 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
21877 size is unknown, give up.
21878 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
21880 (maybe_fold_offset_to_reference): New.
21881 (maybe_fold_stmt_indirect): Use it.
21882 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
21883 * gimplify.c (gimplify_conversion): Canonicalize conversions to
21885 (gimplify_expr): Likewise for plus_expr.
21887 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
21889 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
21890 bsi_after_labels. Always insert statements before bsi.
21891 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
21892 * predict.c (apply_return_prediction): Check for empty blocks.
21893 * cfgexpand.c (lab_rtx_for_bb): New variable.
21894 (label_rtx_for_bb): Do not create new tree labels.
21895 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
21896 (tree_expand_cfg): Initialize lab_rtx_for_bb.
21897 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
21899 (label_for_bb): Add field used.
21900 (update_eh_label, main_block_label): Mark the label used.
21901 (cleanup_dead_labels): Remove unused labels.
21903 2007-05-01 Richard Guenther <rguenther@suse.de>
21905 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
21906 if it is not about to be set.
21907 (get_value_range): Do not pre-allocate equiv bitmap.
21908 (update_value_range): No need to clear equiv field.
21909 (add_equivalence): Change prototype to get bitmap pointer.
21910 Allocate bitmap here if it is not already.
21911 (extract_range_from_assert): Do not allocate bitmap here.
21912 Update callers to add_equivalence.
21913 (extract_range_from_ssa_name): Likewise.
21914 (get_vr_for_comparison): New static helper.
21915 (compare_name_with_value): Handle NULL equiv bitmap by
21916 peeling the first iteration of the comparison loop.
21917 Use get_vr_for_comparison.
21918 (compare_names): Handle NULL equiv bitmaps by using fake
21919 ones. Use get_vr_for_comparison.
21921 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
21923 * double-int.c (mpz_set_double_int): Moved from
21924 tree-ssa-loop-niter.c.
21925 (mpz_get_double_int): Likewise; also, add option to wrap
21926 out-of-range integers.
21927 * double-int.h: New prototypes for above.
21928 * tree.c (get_static_type_bounds): Moved from
21929 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
21930 TYPE_MAX_VALUE if they exist..
21931 * tree.h: New prototype for above.
21932 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
21933 get_type_bounds calls.
21934 (mpz_set_double_int): Move to double-int.c.
21935 (get_type_bounds): Move to tree.c, rename to
21936 get_static_type_bounds.
21937 (mpz_to_double_int): Move to double-int.c, rename to
21938 mpz_get_double_int.
21940 2007-04-30 Bob Wilson <bob.wilson@acm.org>
21942 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
21943 DIV0 exception can fall through to a normal return.
21945 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
21947 PR middle-end/22156
21948 Temporarily revert:
21949 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
21950 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
21951 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21952 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
21953 initialize align to silence bogus warning.
21954 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21955 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
21957 (struct sra_walk_fns): Remove use_all parameter from use.
21958 (sra_hash_tree): Handle BIT_FIELD_REFs.
21959 (sra_elt_hash): Don't hash bitfld blocks.
21960 (sra_elt_eq): Skip them in parent compares as well. Handle
21962 (sra_walk_expr): Don't maintain or pass down use_all_p.
21963 (scan_use): Remove use_all parameter.
21964 (scalarize_use): Likewise. Re-expand assignment to
21965 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
21966 output, and re-scalarize after output. Don't mark anything
21968 (scalarize_ldst): Adjust.
21969 (scalarize_walk_gimple_modify_statement): Likewise.
21970 (build_element_name_1): Handle BIT_FIELD_REFs.
21971 (instantiate_element): Don't warn for any element whose parent
21972 is used as a whole.
21973 (instantiate_missing_elements_1): Return the sra_elt.
21974 (canon_type_for_field): New.
21975 (try_instantiate_multiple_fields): New.
21976 (instantiate_missing_elemnts): Use them.
21977 (mark_no_warning): Removed.
21978 (generate_one_element_ref): Handle BIT_FIELD_REFs.
21979 (REPLDUP, sra_build_elt_assignment): New.
21980 (generate_copy_inout): Use them.
21981 (generate_element_copy): Likewise. Handle bitfld differences.
21982 (generate_element_zero): Don't recurse for blocks. Use
21983 sra_build_elt_assignment.
21984 (generate_one_element_int): Take elt instead of var. Use
21985 sra_build_elt_assignment.
21986 (generate_element_init_1): Adjust.
21987 (scalarize_use, scalarize_copy): Use REPLDUP.
21988 (scalarize_ldst): Move assert before dereference.
21989 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
21991 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
21994 * tree.c (reconstruct_complex_type): Reconstruct a reference
21996 Also use the same mode for the pointer as the old pointer type.
21998 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22000 * doc/trouble.texi (Interoperation): Remove note about Ultrix
22003 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
22005 PR rtl-optimization/31676
22006 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
22007 (df_refs_record): Call it.
22009 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22011 * rtl.def (SS_ABS): New code.
22012 * config/bfin/bfin.c (print_operand): New modifier 'v'.
22013 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
22014 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
22015 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
22016 (bfin_init_builtins): Define them.
22017 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
22018 (bfin_expand_builtin): ... and handle the others here.
22019 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
22020 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
22021 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
22022 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
22023 operand is only HImode.
22025 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
22027 * regclass.c (scan_one_insn): Remove splitting of
22030 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
22031 Nigel Stephens <nigel@mips.com>
22033 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
22035 2007-04-28 Jan Hubicka <jh@suse.cz>
22037 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
22038 insn_locators_alloc instead of insn_locators_initialize;
22039 call reset_block_changes.
22040 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
22041 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
22042 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
22043 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
22044 * config/score/score.c (th_output_mi_thunk): Likewise.
22045 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
22046 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
22047 tolerate uninitialized locator info.
22050 * function.c (init_function_start): Don't init line number info.
22051 (expand_function_end): Update.
22052 (reset_block_changes, record_block_change, finalize_block_changes,
22053 check_block_change, free_block_changes): Kill.
22054 * function.h (reset_block_changes, record_block_change,
22055 finalize_block_changes, check_block_change, free_block_changes):
22057 (struct function): Remove ib_boundaries_block.
22058 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
22059 Use curr_insn_locator to initialize locator.
22060 (emit_line_note): Remove.
22061 * cfgexpand.c (expand_gimple_cond_expr): Update.
22062 (construct_exit_block): Likewise.
22063 (tree_expand_cfg): Initialize/finalize locators.
22064 * expr.c (expand_expr_real): Update.
22065 * cfglayout.c (line_locators_locs, line_locators_lines,
22066 file_locators_locs, file_locators_files): Remove.
22067 (set_block_levels): Move to cfgexpand.c.
22068 (insn_locators_initialize): Remove.
22069 (pass_insn_locators_initialize): Remove.
22070 (locations_locators_locs, locations_locators_vals): New static vars.
22071 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
22073 (insn_locators_alloc, insn_locators_finalize,
22074 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22076 (locator_location): New.
22077 (locator_line, locator_file): Rewrite.
22078 * rtl.h (emit_line_note): Kill.
22079 (insn_locators_alloc, insn_locators_finalize,
22080 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22082 * tree-inline.c (initialize_cfun): Do not initialize
22083 ib_boundaries_block.
22084 * passes.c (pass_insn_locators_initialize): Remove.
22086 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
22088 * tree-cfg.c (move_block_to_fn): Release bb from dominance
22089 info. Update last_basic_block correctly.
22091 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
22094 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
22095 register itself to hold the offset constant. Tell flow the use
22096 of r4 and r5 when they are used.
22098 2007-04-27 Richard Guenther <rguenther@suse.de>
22100 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
22101 if we simplified anything.
22102 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
22103 warnings until we did a simplification and the stmt was not
22104 marked as TREE_NO_WARNING.
22106 2007-04-27 Mike Stump <mrs@apple.com>
22108 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
22110 2007-04-27 Ian Lance Taylor <iant@google.com>
22112 PR middle-end/31710
22113 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
22114 TYPE_MAX_VALUE exist, convert them to the new type.
22116 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
22118 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
22119 if it claims to be available.
22120 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
22121 edge is redirected.
22122 (perform_tree_ssa_dce): Always free postdominators.
22124 2007-04-27 Richard Henderson <rth@redhat.com>
22126 * config/alpha/predicates.md (aligned_memory_operand): Mark
22127 as define_special_predicate.
22128 (unaligned_memory_operand, normal_memory_operand): Likewise.
22129 (reg_or_unaligned_mem_operand): Remove.
22130 (any_memory_operand): Match the documentation and check for
22131 non-renumbered pseudos during reload.
22132 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
22133 alpha_secondary_reload_class, update to new interface, make static.
22134 Handle CQImode like HImode. Remove FP subreg check.
22135 (alpha_expand_mov): Use replace_equiv_address.
22136 (alpha_expand_mov_nobwx): Use any_memory_operand.
22137 (TARGET_SECONDARY_RELOAD): New.
22138 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
22139 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
22140 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
22141 * config/alpha/alpha.md: ... here.
22142 (RELOAD12, reloadmode): New.
22144 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
22145 Don't handle the aligned case here.
22146 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
22147 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
22148 reload_inhi_help. Don't expect a scratch register.
22149 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
22151 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
22153 2007-04-27 Richard Guenther <rguenther@suse.de>
22155 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
22157 2007-04-27 Richard Guenther <rguenther@suse.de>
22159 PR tree-optimization/30965
22160 PR tree-optimization/30978
22161 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
22162 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
22163 (find_equivalent_equality_comparison): Likewise.
22164 (simplify_cond): Likewise.
22165 (get_prop_source_stmt): New helper.
22166 (get_prop_dest_stmt): Likewise.
22167 (can_propagate_from): Likewise.
22168 (remove_prop_source_from_use): Likewise.
22169 (combine_cond_expr_cond): Likewise.
22170 (forward_propagate_comparison): New function.
22171 (forward_propagate_into_cond): Rewrite to use fold for
22173 (tree_ssa_forward_propagate_single_use_vars): Call
22174 forward_propagate_comparison to propagate comparisons.
22176 2007-04-27 Richard Guenther <rguenther@suse.de>
22178 PR tree-optimization/31715
22179 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
22180 sure to do computation on the offset in an appropriate
22183 2007-04-27 Richard Sandiford <richard@codesourcery.com>
22185 * reload.h (elimination_target_reg_p): Declare.
22186 * reload.c (find_reloads): Don't apply the reg_rtx move
22187 optimization if the SET_DEST satisfies elimination_target_reg_p.
22188 * reload1.c (elimination_target_reg_p): New function.
22189 (gen_reload): In the move/add2 fallback, make sure that op0
22190 does not overlap the destination register.
22192 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
22194 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
22195 transform only GIMPLE_MODIFY_STMTs.
22196 * tree-complex.c (expand_complex_operations_1): Ditto.
22197 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
22198 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
22199 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
22201 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
22202 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
22203 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
22204 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
22205 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
22206 slpeel_add_loop_guard): Ditto.
22207 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
22208 * lambda-code.c (perfect_nestify): Ditto.
22209 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
22210 before the first statement.
22211 * tree-optimize.c (execute_free_datastructures): Fix comments.
22212 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
22213 * tree-flow.h (disband_implicit_edges): Declaration removed.
22214 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
22216 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
22217 COND_EXPRs without gotos.
22218 (disband_implicit_edges, has_label_p): Removed.
22219 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
22220 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
22222 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
22224 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
22225 also for COND_EXPRs.
22226 * cfgexpand.c (label_rtx_for_bb): New function.
22227 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
22228 Use label_rtx_for_bb to find the labels.
22229 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
22230 last block. Detect fallthru edges.
22232 2007-04-26 Ian Lance Taylor <iant@google.com>
22235 * reload.c (find_reloads_subreg_address): If the address was valid
22236 in the original mode but not in the new mode, reload the whole
22239 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
22241 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
22242 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
22243 (cleanup_control_expr_graph): Do not invalidate dominance info.
22244 Record altered blocks.
22245 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
22246 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
22247 cleanup_tree_cfg_bb): New functions.
22248 (remove_forwarder_block): Do not maintain the worklist of blocks.
22249 Record altered blocks.
22250 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
22251 not over whole cfg.
22252 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
22253 delete_unreachable_blocks if dominators are not available.
22254 * tree-inline.c (optimize_inline_calls): Free dominance information
22256 * tree-flow.h (remove_edge_and_dominated_blocks,
22257 cfgcleanup_altered_bbs): Altered.
22258 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
22260 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
22262 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
22263 do not invalidate dominators.
22265 2007-04-26 Anatoly Sokolov <aesok@post.ru>
22267 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
22268 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
22269 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22270 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
22272 2007-04-26 Steve Ellcey <sje@cup.hp.com>
22274 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
22276 2007-04-26 Richard Guenther <rguenther@suse.de>
22278 PR tree-optimization/31703
22279 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
22280 the right type for the target of the bittest.
22282 2007-04-26 Richard Sandiford <richard@codesourcery.com>
22284 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
22285 ix86_sol10_return_in_memory.
22287 2007-04-26 Richard Sandiford <richard@codesourcery.com>
22289 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
22292 2007-04-26 Jakub Jelinek <jakub@redhat.com>
22295 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
22297 PR tree-optimization/30558
22298 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
22299 clear this_state.prev_try.
22301 2007-04-26 Richard Sandiford <richard@codesourcery.com>
22302 Mark Mitchell <mark@codesourcery.com>
22304 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
22305 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
22306 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
22308 2007-04-26 Richard Sandiford <richard@codesourcery.com>
22311 * doc/invoke.texi (%:print-asm-header): Document.
22312 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
22314 (static_spec_functions): Add print-asm-header.
22315 (main): Print a banner before the --target-help linker options.
22316 (print_asm_header_spec_function): New function.
22318 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
22321 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
22322 (movsf_ie): Likewise.
22324 2007-04-25 Paolo Carlini <pcarlini@suse.de>
22326 * doc/extend.texi ([Type Traits]): Adjust per N2255.
22328 2007-04-25 Bob Wilson <bob.wilson@acm.org>
22330 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
22331 exception for divide-by-zero.
22332 (__umodsi3, __modsi3): Likewise.
22334 2007-04-25 Dirk Mueller <dmueller@suse.de>
22336 * c-typeck.c (build_compound_expr): Annotate warning()
22337 call with OPT_Wunused_value.
22338 * tree-ssa.c (warn_uninit): Annotate warning with
22340 * c-common.c (handle_sentinel_attribute): Annotate warning
22341 call with OPT_Wattributes.
22343 2007-04-25 Thiemo Seufer <ths@mips.com>
22345 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
22346 (mips16): Fix typo.
22347 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
22348 on to the assembler. Improve handling of -mno-mips16. Add handling
22349 of -mno-mips3d, -mno-dsp, -mno-dspr2.
22350 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
22351 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
22352 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
22354 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
22357 * config/i386/winnt.c (i386_pe_file_end): Strip only
22358 USER_LABEL_PREFIX when writing export name.
22360 2007-04-25 Richard Sandiford <richard@codesourcery.com>
22362 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
22363 sh/elf.h, vx-common.h and vxworks.h.
22364 * config/sh/sh.h: Include config/vxworks-dummy.h.
22365 (SUBTARGET_OVERRIDE_OPTIONS): Define.
22366 (OVERRIDE_OPTIONS): Use it.
22367 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
22368 (vxworks_picreg): New pattern.
22369 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
22370 VXWORKS_OS_CPP_BUILTINS.
22371 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
22372 to their VXWORKS_* equivalents.
22373 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
22374 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
22375 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
22376 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
22377 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
22378 -mrtp/-fPIC multilibs.
22379 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
22380 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
22381 (MULTILIB_OSDIRNAMES): Delete.
22383 2007-04-25 Anatoly Sokolov <aesok@post.ru>
22386 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
22388 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
22390 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
22391 rounding mode to be specified by the caller.
22392 (real_to_mpfr) Likewise.
22393 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
22394 include new arguments.
22395 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
22397 2007-04-24 Ian Lance Taylor <iant@google.com>
22399 PR tree-optimization/31605
22400 * tree-vrp.c (set_value_range): Check that min and max are not
22401 both overflow infinities.
22402 (set_value_range_to_value): New static function.
22403 (extract_range_from_binary_expr): Call set_value_range_to_value.
22404 (extract_range_from_cond_expr): Likewise.
22405 (extract_range_from_expr): Likewise.
22406 (extract_range_from_unary_expr): Likewise. Don't create a range
22407 which overflows on both sides.
22408 (vrp_meet): Check for a useless range.
22409 (vrp_visit_phi_node): If we see a constant which looks like an
22410 overflow infinity, turn off the TREE_OVERFLOW flag.
22412 2007-04-24 Ian Lance Taylor <iant@google.com>
22414 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
22416 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
22418 PR diagnostic/25923
22419 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
22420 diagnostic message is being built.
22421 * tree-pretty-print.c (dump_generic_node): Only write the
22422 formatted text into BUFFER's stream if we are not building a
22423 diagnostic message.
22424 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
22426 * Makefile.in (toplev.o): Depend on tree-pass.h.
22428 2007-04-24 Ian Lance Taylor <iant@google.com>
22430 PR tree-optimization/31602
22431 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
22432 conditionals in the copied loop header.
22433 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
22434 warnings if TREE_NO_WARNING is set.
22435 * doc/invoke.texi (Warning Options): Clarify that
22436 -Wstrict-overflow does not warn about loops.
22438 2007-04-24 Janis Johnson <janis187@us.ibm.com>
22440 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
22441 expand on the comment about _Decimal128 arguments and check the
22442 integer result of the modulus operation; for 64-bit ELF ABI, ensure
22443 that _Decimal128 argument uses even/odd register pair.
22444 (function_arg): Ditto.
22446 2007-04-24 Hui-May Chang <hm.chang@apple.com>
22448 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
22449 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
22451 2007-04-24 Richard Guenther <rguenther@suse.de>
22452 Olga Golovanevsky <olga@il.ibm.com>
22454 * fold-const.c (multiple_of_p): Check for bottom
22457 2007-04-24 Richard Henderson <rth@redhat.com>
22459 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
22460 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
22461 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
22462 looking for non-zero bits shifted out. Avoid a recursive call
22463 when constructing the scalar.
22464 (__floatundisf): Likewise.
22466 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
22468 * dwarf2out.c (field_byte_offset): Move the existing logic
22469 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
22470 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
22472 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22475 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
22476 length argument of 0 for memset.
22477 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
22478 unsigned shift instead of the signed variant.
22480 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22482 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
22483 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
22484 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
22485 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
22486 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
22487 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
22488 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
22489 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
22490 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
22491 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
22492 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
22493 "mul<mode>3", "div<mode>3"): Insn definitions added.
22494 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
22495 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
22496 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
22497 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
22498 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
22499 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
22500 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
22501 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
22502 TARGET_FLOAT_FORMAT): Macro definitions removed.
22503 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
22504 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
22505 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
22506 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
22507 (s390_gen_rtx_const_DI): Function removed.
22508 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
22510 2007-04-24 Richard Sandiford <richard@codesourcery.com>
22512 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
22513 over an external ffs function.
22515 2007-04-24 Chao-ying Fu <fu@mips.com>
22516 Richard Sandiford <richard@nildram.co.uk>
22518 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
22519 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
22520 (smadd_widen_optab, umadd_widen_optab): Define.
22521 * optabs.c (init_optabs): Initialize smadd_widen_optab and
22523 * genopinit.c (optabs): Fill in smadd_widen_optab and
22525 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
22526 and umadd_widen_optab to implement multiply-add sequences.
22527 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
22528 (<u>maddsidi4): ...this. Extend condition to include
22529 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
22530 of operand 0 to "ka" and use the three-operand form of madd<u>
22532 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
22534 * config/mips/constraints.md (ka): New register constraint.
22536 2007-04-24 Jan Hubicka <j@suse.cz>
22540 2007-04-23 Jan Hubicka <jh@suse.cz>
22541 * function.c (init_function_start): Don't init line number info.
22542 (expand_function_end): Update.
22543 (reset_block_changes, record_block_change, finalize_block_changes,
22544 check_block_change, free_block_changes): Kill.
22545 * function.h (reset_block_changes, record_block_change,
22546 finalize_block_changes, check_block_change, free_block_changes):
22548 (struct function): Remove ib_boundaries_block.
22549 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
22550 Use curr_insn_locator to initialize locator.
22551 (emit_line_note): Remove.
22552 * cfgexpand.c (expand_gimple_cond_expr): Update.
22553 (construct_exit_block): Likewise.
22554 (tree_expand_cfg): Initialize/finalize locators.
22555 * expr.c (expand_expr_real): Update.
22556 * cfglayout.c (line_locators_locs, line_locators_lines,
22557 file_locators_locs, file_locators_files): Remove.
22558 (set_block_levels): Move to cfgexpand.c.
22559 (insn_locators_initialize): Remove.
22560 (pass_insn_locators_initialize): Remove.
22561 (locations_locators_locs, locations_locators_vals): New static vars.
22562 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
22564 (insn_locators_alloc, insn_locators_finalize,
22565 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22567 (locator_location): New.
22568 (locator_line, locator_file): Rewrite.
22569 * rtl.h (emit_line_note): Kill.
22570 (insn_locators_alloc, insn_locators_finalize,
22571 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22573 * tree-inline.c (initialize_cfun): Do not initialize
22574 ib_boundaries_block.
22575 * passes.c (pass_insn_locators_initialize): Remove.
22577 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
22579 * doc/invoke.texi: Removed leading '-' from option index entries.
22581 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
22583 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
22585 (create_phi_node): Use set_phi_nodes.
22586 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
22587 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
22588 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
22589 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
22590 (bsi_start, bsi_last): Use bb_stmt_list.
22591 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
22592 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
22593 Traverse the statements using tsi iterator.
22594 * basic-block.h (struct basic_block_def): Fields stmt_list
22595 and phi_nodes moved to ...
22596 (struct tree_bb_info): ... new structure.
22597 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
22598 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
22599 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
22600 (tree_verify_flow_info): Verify that il.tree is not set for
22601 entry and exit block.
22602 (tree_split_block): Use set_bb_stmt_list.
22604 2007-04-23 Mike Stump <mrs@apple.com>
22606 * config/i386/i386.c (ix86_tune_features
22607 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
22610 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
22612 * config/i386/i386.md (prefix_extra): New attribute.
22613 (length): Add prefix_extra.
22615 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
22616 (sse2_movntv2di): Likewise.
22617 (sse2_cvtps2dq): Likewise.
22618 (sse2_cvtpd2pi): Likewise.
22619 (sse2_cvttpd2pi): Likewise.
22620 (*sse2_cvtpd2ps): Likewise.
22621 (*add<mode>3): Likewise.
22622 (sse2_ssadd<mode>3): Likewise.
22623 (sse2_usadd<mode>3): Likewise.
22624 (*sub<mode>3): Likewise.
22625 (sse2_sssub<mode>3): Likewise.
22626 (sse2_ussub<mode>3): Likewise.
22627 (*mulv8hi3): Likewise.
22628 (*smulv8hi3_highpart): Likewise.
22629 (*umulv8hi3_highpart): Likewise.
22630 (sse2_umulv2siv2di3): Likewise.
22631 (sse2_pmaddwd): Likewise.
22632 (ashr<mode>3): Likewise.
22633 (lshr<mode>3): Likewise.
22634 (ashl<mode>3): Likewise.
22635 (sse2_ashlti3): Likewise.
22636 (sse2_lshrti3): Likewise.
22637 (*umaxv16qi3): Likewise.
22638 (*smaxv8hi3): Likewise.
22639 (*uminv16qi3): Likewise.
22640 (*sminv8hi3): Likewise.
22641 (sse2_eq<mode>3): Likewise.
22642 (sse2_gt<mode>3): Likewise.
22643 (*and<mode>3): Likewise.
22644 (sse2_nand<mode>3): Likewise.
22645 (*ior<mode>3): Likewise.
22646 (*xor<mode>3): Likewise.
22647 (sse2_packsswb): Likewise.
22648 (sse2_packssdw): Likewise.
22649 (sse2_packuswb): Likewise.
22650 (sse2_punpckhbw): Likewise.
22651 (sse2_punpcklbw): Likewise.
22652 (sse2_punpckhwd): Likewise.
22653 (sse2_punpcklwd): Likewise.
22654 (sse2_punpckhdq): Likewise.
22655 (sse2_punpckldq): Likewise.
22656 (sse2_punpckhqdq): Likewise.
22657 (sse2_punpcklqdq): Likewise.
22658 (*sse2_pinsrw): Likewise.
22659 (*sse2_pextrw): Likewise.
22660 (sse2_pshufd_1): Likewise.
22661 (sse2_uavgv16qi3): Likewise.
22662 (sse2_uavgv8hi3): Likewise.
22663 (sse2_psadbw): Likewise.
22664 (sse2_pmovmskb): Likewise.
22665 (*sse2_maskmovdqu): Likewise.
22666 (*sse2_maskmovdqu_rex64): Likewise.
22667 (sse4a_extrqi): Likewise.
22668 (sse4a_extrq): Likewise.
22669 (sse3_lddqu): Set prefix_rep.
22670 (sse3_addsubv4sf3): Likewise.
22671 (sse3_haddv4sf3): Likewise.
22672 (sse3_hsubv4sf3): Likewise.
22673 (sse_cvtss2si): Likewise.
22674 (sse_cvtss2si_2): Likewise.
22675 (sse_cvtss2siq): Likewise.
22676 (sse_cvtss2siq_2): Likewise.
22677 (sse_cvttss2si): Likewise.
22678 (sse_cvttss2siq): Likewise.
22679 (sse2_cvttps2dq): Likewise.
22680 (sse3_movshdup): Likewise.
22681 (sse3_movsldup): Likewise.
22682 (sse2_cvtsd2si): Likewise.
22683 (sse2_cvtsd2si_2): Likewise.
22684 (sse2_cvtsd2siq): Likewise.
22685 (sse2_cvtsd2siq_2): Likewise.
22686 (sse2_cvttsd2si): Likewise.
22687 (sse2_cvttsd2siq): Likewise.
22688 (*sse2_cvtpd2dq): Likewise.
22689 (*sse2_cvttpd2dq): Likewise.
22690 (sse2_pshuflw_1): Likewise.
22691 (sse2_pshufhw_1): Likewise.
22692 (sse4a_insertqi): Likewise.
22693 (sse4a_insertq): Likewise.
22694 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
22695 (ssse3_phadddv4si3): Likewise.
22696 (ssse3_phaddswv8hi3): Likewise.
22697 (ssse3_phsubwv8hi3): Likewise.
22698 (ssse3_phsubdv4si3): Likewise.
22699 (ssse3_phsubswv8hi3): Likewise.
22700 (ssse3_pmaddubswv8hi3): Likewise.
22701 (ssse3_pmulhrswv8hi3): Likewise.
22702 (ssse3_pshufbv16qi3): Likewise.
22703 (ssse3_psign<mode>3): Likewise.
22704 (ssse3_palignrti): Likewise.
22705 (abs<mode>2): Likewise.
22706 (ssse3_phaddwv4hi3): Set prefix_extra.
22707 (ssse3_phadddv2si3): Likewise.
22708 (ssse3_phaddswv4hi3): Likewise.
22709 (ssse3_phsubwv4hi3): Likewise.
22710 (ssse3_phsubdv2si3): Likewise.
22711 (ssse3_phsubswv4hi3): Likewise.
22712 (ssse3_pmaddubswv4hi3): Likewise.
22713 (ssse3_pmulhrswv4hi3): Likewise.
22714 (ssse3_pshufbv8qi3): Likewise.
22715 (ssse3_psign<mode>3): Likewise.
22716 (ssse3_palignrdi): Likewise.
22717 (abs<mode>2): Likewise.
22718 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
22719 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
22720 (sse2_pmovmskb): Set mode to SI instead of V2DF.
22722 2007-04-23 Nick Clifton <nickc@redhat.com>
22724 * params.def: Fix formatting of emacs local variables.
22726 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
22728 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
22729 move if inter-unit move isn't allowed.
22730 Don't split moving the first element of V2DI to DI to inter-unit
22731 move if inter-unit move isn't allowed.
22733 2007-04-23 Richard Guenther <rguenther@suse.de>
22735 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
22736 and CDI_POST_DOMINATORS separately.
22738 2007-04-23 Nick Clifton <nickc@redhat.com>
22740 * c.opt (Wformat-contains-nul): Add warning attribute.
22742 2007-04-23 Jan Hubicka <jh@suse.cz>
22744 * function.c (init_function_start): Don't init line number info.
22745 (expand_function_end): Update.
22746 (reset_block_changes, record_block_change, finalize_block_changes,
22747 check_block_change, free_block_changes): Kill.
22748 * function.h (reset_block_changes, record_block_change,
22749 finalize_block_changes, check_block_change, free_block_changes):
22751 (struct function): Remove ib_boundaries_block.
22752 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
22753 Use curr_insn_locator to initialize locator.
22754 (emit_line_note): Remove.
22755 * cfgexpand.c (expand_gimple_cond_expr): Update.
22756 (construct_exit_block): Likewise.
22757 (tree_expand_cfg): Initialize/finalize locators.
22758 * expr.c (expand_expr_real): Update.
22759 * cfglayout.c (line_locators_locs, line_locators_lines,
22760 file_locators_locs, file_locators_files): Remove.
22761 (set_block_levels): Move to cfgexpand.c.
22762 (insn_locators_initialize): Remove.
22763 (pass_insn_locators_initialize): Remove.
22764 (locations_locators_locs, locations_locators_vals): New static vars.
22765 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
22767 (insn_locators_alloc, insn_locators_finalize,
22768 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22770 (locator_location): New.
22771 (locator_line, locator_file): Rewrite.
22772 * rtl.h (emit_line_note): Kill.
22773 (insn_locators_alloc, insn_locators_finalize,
22774 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22776 * tree-inline.c (initialize_cfun): Do not initialize
22777 ib_boundaries_block.
22778 * passes.c (pass_insn_locators_initialize): Remove.
22780 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
22782 PR middle-end/31448
22783 * expr.c (reduce_to_bit_field_precision): Handle
22786 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
22788 PR tree-optimization/24659
22789 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
22790 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
22791 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
22792 * genopinit.c (optabs): Rename vec_pack_mod_optab
22793 to vec_pack_trunc_optab.
22794 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
22795 early for scalar floating point operands for NOP_EXPR.
22796 (vectorizable_type_promotion): Ditto.
22797 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
22798 vec_pack_trunc_optab.
22799 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
22801 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
22802 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
22803 Rename from VEC_PACK_MOD_EXPR.
22804 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
22805 * expr.c (expand_expr_real_1): Ditto.
22806 * tree-inline.c (estimate_num_insns_1): Ditto.
22807 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
22809 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
22810 (vec_unpacks_lo_v4sf): Ditto.
22811 (vec_pack_trunc_v2df): Ditto.
22812 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
22813 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
22814 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
22816 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
22818 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
22820 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
22821 Rename from VEC_PACK_MOD_EXPR. This expression also represent
22822 packing of floating point operands.
22823 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
22824 represent unpacking of floating point operands.
22825 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
22826 [vec_unpacks_hi]: Ditto.
22827 [vec_unpacks_lo]: Ditto.
22829 2007-04-22 Jan Hubicka <jh@suse.cz>
22831 * final.c (rest_of_handle_final): Call
22832 targetm.asm_out.constructor/targetm.asm_out.destructor
22833 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
22834 proper priority via decl_*_priority_insert.
22835 * c-common.c (c_expand_body): Likewise.
22837 2007-04-22 Richard Guenther <rguenther@suse.de>
22839 PR tree-optimization/29789
22840 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
22841 (rewrite_reciprocal): New helper split out from
22842 determine_invariantness_stmt.
22843 (rewrite_bittest): Likewise.
22844 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
22845 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
22848 2007-04-22 Revital Eres <eres@il.ibm.com>
22850 * loop-unroll.c (var_to_expand): New field to support also
22851 insns of the form x = something + x.
22852 (analyze_insn_to_expand_var): Use it.
22853 (expand_var_during_unrolling): Likewise.
22855 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
22857 * predict.c: Include pointer-set.h.
22858 (bb_predictions): New variable.
22859 (tree_predicted_by_p, tree_predict_edge,
22860 remove_predictions_associated_with_edge): Use bb_predictions map
22861 instead of bb->predictions.
22862 (clear_bb_predictions, assert_is_empty): New functions.
22863 (combine_predictions_for_bb): Use bb_predictions map. Call
22864 clear_bb_predictions.
22865 (tree_estimate_probability): Create and free bb_predictions map.
22866 * Makefile.in (predict.o): Add pointer-set.h dependency.
22867 * basic-block.h (struct basic_block_def): Remove predictions
22869 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
22871 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
22874 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
22877 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22879 * timevar.c (timevar_print): Change reference of --disable-checking to
22880 --enable-checking=release. Also warn if assert checking is disabled.
22882 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22885 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
22886 decl as addressable if the compound literal was marked as
22888 Mark the decl as a gimple register if it is a complex or
22889 vector decl and does not live in memory.
22891 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22893 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
22894 (GENERIC_NEXT): New function macro.
22895 (PHI_CHAIN): Use phi_node's new chain variable.
22896 (tree_phi_node): Change tree_common to tree_base
22897 and add the chain field.
22898 * tree-phinodes.c (make_phi_node): Don't set
22899 TREE_TYPE on the new node.
22900 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
22901 instead of checking GIMPLE_TUPLE_P in chain_next.
22902 * tree-vect-transform.c
22903 (get_initial_def_for_induction): Look at
22904 PHI_RESULT_TREE for the type of the phi node.
22905 (update_vuses_to_preheader): Use PHI_CHAIN
22906 instead of TREE_CHAIN on the phi node.
22907 * tree-ssa-structalias.c (compute_points_to_sets):
22909 (ipa_pta_execute): Likewise.
22911 2007-04-21 Richard Guenther <rguenther@suse.de>
22913 PR middle-end/31136
22914 * fold-const.c (fold_unary): Call fold_convert_const on the
22917 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
22919 * gcse.c (store_killed_in_insn): Handle PARALLELs.
22920 (store_killed_in_pat): New.
22922 2007-04-20 Richard Henderson <rth@redhat.com>
22925 * config/i386/i386.c (type_has_variadic_args_p): Look for any
22926 TREE_LIST with a void_type_node value, not void_list_node exactly.
22928 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
22930 * doc/standards.texi: Re-arrange into language-specific
22931 subsections. Add a C++ section, documenting which standards we
22934 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
22936 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
22937 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
22939 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
22941 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
22942 ecrti.o and crtbegin.o.
22943 (LIB_DEFAULT_SPEC): Include -lc.
22944 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
22946 2007-04-20 Richard Henderson <rth@redhat.com>
22949 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
22950 argument; update all callers.
22951 (get_unaligned_offset): New.
22952 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
22953 get_unaligned_address, just pass on the address directly.
22954 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
22955 the subreg in the helper patterns.
22956 (unaligned_extendqidi_le): Use get_unaligned_offset.
22957 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
22958 (unaligned_extendhidi_be): Likewise.
22959 (unaligned_extendhidi): Tidy.
22960 * config/alpha/alpha-protos.h: Update.
22962 2007-04-20 Richard Henderson <rth@redhat.com>
22964 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
22965 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
22966 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
22967 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22968 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22969 (CPP_SPEC): Don't include %(cpp_subtarget).
22970 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
22971 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22972 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
22974 2007-04-20 Jakub Jelinek <jakub@redhat.com>
22976 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
22977 for __builtin_ia32_cmpordss.
22979 PR tree-optimization/31632
22980 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
22981 and arg1 for optimizations of comparison against min/max values.
22982 Fold arg0 to arg1's type for optimizations of comparison against
22983 min+1 and max-1 values.
22985 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
22987 * reload.c (combine_reloads): When trying to use a dying register,
22988 check whether it's uninitialized and don't use if so.
22990 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
22992 * fold-const.c: Remove prototypes for native_encode_expr and
22993 native_interpret_expr.
22994 (native_encode_expr): Make non-static.
22995 (native_interpret_expr): Likewise.
22996 * tree.h: Add prototypes for the above.
22998 2007-04-19 Joseph Myers <joseph@codesourcery.com>
23000 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
23001 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
23002 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
23003 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
23004 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
23005 Add length attributes.
23007 2007-04-19 Janis Johnson <janis187@us.ibm.com>
23009 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
23012 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
23013 __STDC_WANT_DEC_FP__.
23015 2007-04-19 Joseph Myers <joseph@codesourcery.com>
23017 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
23018 for long double compatibility.
23019 * configure: Regenerate.
23021 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
23023 PR rtl-optimization/29841
23024 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
23026 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
23027 that may cause control flow transfer from being moved.
23029 2007-04-18 Jan Hubicka <jh@suse.cz>
23031 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
23034 2007-04-18 Eric Christopher <echristo@apple.com>
23036 * config/rs6000/darwin.md (load_macho_picbase): Use link register
23037 only. Update operands.
23038 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
23039 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
23040 link register to pic register.
23042 2007-04-18 Dirk Mueller <dmueller@suse.de>
23044 PR diagnostic/31227
23045 * tree-vrp.c (search_for_addr_array): New.
23046 (check_array_bounds): Suppress warning about
23047 address taken of array refs if its not de-referenced.
23049 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
23051 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
23052 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
23054 * tree-vectorizer.h (NITERS_KNOWN_P): New.
23055 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
23056 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
23058 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
23060 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
23062 (vect_analyze_scalar_cycles): Fix indentation.
23063 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
23064 (vect_mark_relevant): Include phis in relevance analysis.
23066 * tree-vect-transform.c (vect_transform_loop): Add an assert.
23068 2007-04-18 Anatoly Sokolov <aesok@post.ru>
23070 * config/avr/avr.c (ptrreg_to_str): Replace error() with
23071 output_operand_lossage().
23073 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
23075 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
23076 the unused code for reduction without adjust-in-epilog to simplify the
23079 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
23081 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
23082 (S390_TDC_NEGATIVE_ZERO): New constant.
23083 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
23084 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
23085 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
23086 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
23087 (S390_TDC_POSITIVE_INFINITY): New constant.
23088 (S390_TDC_NEGATIVE_INFINITY): New constant.
23089 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
23090 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
23091 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
23092 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
23093 (S390_TDC_INFINITY): New constant.
23094 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
23095 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
23096 optimization for UNSPEC_CCZ_TO_INT.
23097 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
23098 ("*ccz_to_int"): New insn.
23099 ("isinf<mode>2"): New insn.
23100 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
23101 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
23102 (UNSPEC_CCZ_TO_INT): New constant.
23104 2007-04-18 Richard Guenther <rguenther@suse.de>
23106 PR tree-optimization/19431
23107 PR tree-optimization/21463
23108 * tree-pass.h (pass_phiprop): Declare.
23109 * passes.c (init_optimization_passes): New phiprop pass.
23110 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
23111 (phivn_valid_p): New helper function.
23112 (phiprop_insert_phi): Likewise.
23113 (propagate_with_phi): Likewise.
23114 (tree_ssa_phiprop): New propagator propagating loads
23115 through phi nodes if profitable.
23117 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
23119 * tree-vect-analyze.c (process_use): New function.
23120 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
23121 Check phis in all bbs.
23122 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
23125 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
23127 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
23130 2007-04-17 Anatoly Sokolov <aesok@post.ru>
23133 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
23136 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
23138 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
23140 (sse_vmmulv4sf3): Likewise.
23141 (sse2_vmaddv2df3): Likewise.
23142 (sse2_vmmulv2df3): Likewise.
23144 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
23146 PR rtl-optimization/31360
23147 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
23148 (target_reg_cost): New.
23149 (init_set_costs): Initialize target_reg_cost. Add comments
23150 regarding the rationale of the costs.
23151 (global_cost_for_size): Renamed to...
23152 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
23153 of register pressure.
23154 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
23155 estimate_reg_pressure_cost. Add number of ivs.
23156 (determine_set_costs): Dump target_reg_cost.
23157 * loop-invariant.c (gain_for_invariant): Use
23158 estimate_reg_pressure_cost. Removed n_inv_uses argument.
23159 (best_gain_for_invariant, find_invariants_to_move): Remove
23161 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
23162 (target_reg_cost): Declare.
23163 (global_cost_for_size): Declaration removed.
23164 (estimate_reg_pressure_cost): Declare.
23166 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
23168 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
23169 regnos into even/odd register pairs.
23170 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
23171 TDmode similar to the other floating point modes.
23172 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
23173 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
23175 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
23176 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
23177 (movdd_hardfloat64): Use TARGET_MFPGPR.
23179 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
23181 * reload1.c (delete_output_reload): Don't count output in n_inherited.
23184 2005-01-05 Richard Henderson <rth@redhat.com>
23186 * reload1.c (do_input_reload): Restrict the optimization deleteing
23187 a previous output reload to RELOAD_FOR_INPUT.
23189 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
23191 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
23192 induc_vec_info_type.
23193 (vectorizable_induction): New function declaration.
23194 * tree-vect-transform.c (get_initial_def_for_induction): No need to
23195 check if already vectorized. Find first place in BB where new stmts
23196 can be inserted. Takes only one argument.
23197 (vectorizable_induction): New function.
23198 (vect_transform_stmt): Add case for induc_vec_info_type to call
23199 vectorizable_induction.
23200 (vect_transform_loop): Consider phis for vectorization.
23201 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
23203 (analyze_operations): Call vectorizable_induction when analyzing phis.
23205 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
23206 (vect_mark_relevant): Include phis in relevance analysis.
23207 (vect_mark_stmts_to_be_vectorize): Likewise.
23208 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
23210 2007-04-16 Lawrence Crowl <crowl@google.com>
23212 * doc/invoke.texi (Debugging Options): Add documentation for the
23213 -femit-struct-debug options -femit-struct-debug-baseonly,
23214 -femit-struct-debug-reduced, and
23215 -femit-struct-debug-detailed[=...].
23217 * c-opts.c (c_common_handle_option): Add
23218 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
23219 and OPT_femit_struct_debug_detailed_.
23220 * c.opt: Add specifications for
23221 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
23222 and -femit-struct-debug-detailed[=...].
23223 * opts.c (set_struct_debug_option): Parse the
23224 -femit-struct-debug-... options.
23225 * opts.c (matches_main_base, main_input_basename,
23226 main_input_baselength, base_of_path, matches_main_base): Add
23227 variables and functions to compare header base name to compilation
23229 * opts.c (should_emit_struct_debug): Add to determine to emit a
23230 structure based on the option.
23231 (dump_struct_debug) Also disabled function to debug this
23233 * opts.c (handle_options): Save the base name of the
23236 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
23237 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
23238 This hook indicates if a type is generic. Set it by default
23239 to "never generic".
23240 * langhooks.h (struct lang_hooks_for_types): Add a new hook
23241 to determine if a struct type is generic or not.
23242 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
23243 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
23244 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
23245 with live C++ hook.
23247 * flags.h (enum debug_info_usage): Add an enumeration to describe
23248 a program's use of a structure type.
23249 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
23250 to indicate the program's usage of the type. Filter structs based
23251 on the -femit-struct-debug-... specification.
23252 (gen_type_die): Split into two routines, gen_type_die and
23253 gen_type_die_with_usage. gen_type_die is now a wrapper
23254 that assumes direct usage.
23255 (gen_type_die_with_usage): Replace calls to gen_type_die
23256 with gen_type_die_with_usage adding the program usage of
23257 the referenced type.
23258 (dwarf2out_imported_module_or_decl): Suppress struct debug
23259 information using should_emit_struct_debug when appropriate.
23261 2007-04-16 Ian Lance Taylor <iant@google.com>
23263 PR tree-optimization/31522
23264 * tree-vrp.c (vr_phi_edge_counts): New static variable.
23265 (vrp_initialize): Allocate vr_phi_edge_counts.
23266 (vrp_visit_phi_node): Don't push to infinity if we saw a new
23267 executable edge. Drop test for all constants.
23268 (vrp_finalize): Free vrp_phi_edge_counts.
23270 * doc/cpp.texi (Common Predefined Macros): Clarify description of
23271 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
23273 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
23274 predecessors at head rather than tail.
23276 2007-04-16 Matthias Klose <doko@debian.org>
23278 * config/alpha/linux.h (CPP_SPEC): Define.
23279 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
23281 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
23283 * function.h: Remove sequence_stack extern declaration.
23285 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
23287 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
23289 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
23292 2007-04-16 Anatoly Sokolov <aesok@post.ru>
23294 * config/avr/avr.c (avr_arch_types): Rearranging array.
23295 (enum avr_arch): Add.
23296 (avr_mcu_types): Use avr_arch enumeration constants instead of
23298 * config/avr/avr.h (LINK_SPEC): Simplify.
23300 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
23302 * config/m68k/m68k.c (m68k_libcall_value,
23303 m68k_function_value): Use macros for register names more.
23305 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
23307 (M68K_REGNAME): Use A6_REG.
23308 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
23310 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
23312 PR middle-end/28071
23313 * sched-int.h (struct deps): Split field 'pending_lists_length' into
23314 'pending_read_list_length' and 'pending_write_list_length'. Update
23316 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
23317 to handle two length counters instead of one. Update all uses.
23318 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
23319 two length counters instead of one.
23320 * sched-rgn.c (propagate_deps): Update to handle two length counters
23323 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
23326 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
23327 copy of source, pass it to ix86_expand_vector_set and return
23330 2007-04-16 David Ung <davidu@mips.com>
23331 Joseph Myers <joseph@codesourcery.com>
23333 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
23334 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
23335 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
23336 Add 74K processor information.
23337 * config/mips/mips.md: Include 74k.md.
23338 (cpu): Add 74kc,74kf,74kx.
23339 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
23340 * config/mips/74k.md: New.
23341 * doc/invoke.texi (MIPS Options): Document 74K support.
23343 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
23345 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
23346 vectorizable_* functions.
23347 * tree-vect-transform.c (vectorizable_call): Add check for
23348 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
23349 (vectorizable_store): likewise.
23350 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
23352 (vectorizable_operation, vectorizable_type_demotion): Likewise.
23353 (vectorizable_type_promotion, vectorizable_load): Likewise.
23354 (vectorizable_live_operation, vectorizable_condition): Likewise.
23355 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
23357 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
23359 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
23361 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
23362 register numbers more.
23363 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
23364 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
23365 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
23366 FUNCTION_VALUE_REGNO_P): Likewise.
23367 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
23368 STATIC_CHAIN_REGNUM): Likewise.
23369 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
23370 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
23371 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
23372 * config/m68k/m68k.md (FP_REG): New.
23374 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
23376 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
23379 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
23381 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
23382 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
23385 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23387 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
23390 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
23393 * c-decl.c (finish_decl): Grab the type of the decl after the call
23394 to store_init_value.
23396 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
23398 * common.opt (fforward-propagate): Fix "Optimization" annotation.
23400 2007-04-14 Jakub Jelinek <jakub@redhat.com>
23403 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
23404 dominators, post dominators and cleanup cfg before returning.
23406 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
23408 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
23409 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
23411 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
23413 * config.gcc: Recognize fido.
23414 * config/m68k/m68k-devices.def (fidoa): New.
23415 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
23417 (FL_FIDOA, TARGET_FIDOA): New.
23418 * config/m68k/m68k.opt (mfidoa): New.
23420 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23422 PR middle-end/31322
23423 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
23424 when a personality function is used.
23426 2007-04-13 Bob Wilson <bob.wilson@acm.org>
23428 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
23430 2007-04-13 Mike Stump <mrs@apple.com>
23432 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
23434 * config/darwin.opt (fapple-kext): Make C++ only.
23435 * config/darwin.c (darwin_override_options): Remove code to ensure
23436 -fapple-kext is given for C++ only.
23438 2007-04-13 Richard Sandiford <richard@codesourcery.com>
23440 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
23441 * config/mips/mips.c (override_options): Call
23442 SUBTARGET_OVERRIDE_OPTIONS, if defined.
23444 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
23446 * config/i386/i386.opt (msvr3-shlib): Removed.
23448 * doc/invoke.texi: Remove -msvr3-shlib.
23450 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
23452 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
23453 with "popcnt" instruction.
23455 2007-04-13 Richard Guenther <rguenther@suse.de>
23457 PR tree-optimization/21258
23458 * tree-vrp.c (compare_case_labels): New helper.
23459 (find_switch_asserts): New function.
23460 (find_assert_locations): Call it for SWITCH_EXPRs.
23462 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
23464 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
23465 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
23466 check is now implied in X87_FLOAT_MODE_P.
23467 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
23468 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
23469 (fix_trunc<mode>_i386_fisttp): Ditto.
23470 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
23471 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
23472 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
23473 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
23474 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
23475 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
23476 (unnamed_splitters): Ditto.
23477 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
23478 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
23479 FIRST_SSE_REG for local functions when SSE math is enabled or
23480 for functions with sseregparm attribute.
23481 (standard_80387_constant_p): Return -1 if mode is not
23483 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
23484 (ix86_expand_compare): Ditto.
23485 (ix86_expand_carry_flag_compare): Ditto.
23486 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
23487 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
23488 DECIMAL_FLOAT_MODE_P.
23489 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
23490 of SCALAR_FLOAT_MODE_P.
23491 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
23492 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
23493 checks before FLOAT_MODE_P.
23494 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
23495 before FLOAT_MODE_P.
23500 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
23502 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
23503 Charles Wilson <libtool@cwilson.fastmail.fm>
23505 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
23506 (libgcc.mvars): Don't depend on them.
23507 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
23508 * exec-tool.in: New.
23510 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
23512 * doc/invoke.text (--help): Document --help=common.
23514 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
23516 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
23518 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23520 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
23521 * genemit.c (main): Emit #include "integrate.h".
23522 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
23523 (LOADGP_RTP): New mips_loadgp_style.
23524 * config/mips/mips.h: Include config/vxworks-dummy.h.
23525 (TARGET_RTP_PIC): New macro.
23526 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
23527 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
23528 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
23529 for TARGET_RTP_PIC.
23530 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
23531 -mvxworks-pic when using -mrtp and a PIC option.
23532 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
23534 (mips_symbolic_constant_p, mips_symbolic_address_p)
23535 (mips_symbol_insns): Handle SYMBOL_HALF.
23536 (override_options): Warn about -G and -mrtp being used together.
23537 Initialize mips_lo_relocs[SYMBOL_HALF].
23538 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
23539 (mips_emit_loadgp): Handle LOADGP_RTP.
23540 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
23541 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
23542 (tablejump): Handle function-relative case table entries if
23544 * config/mips/predicates.md (symbol_ref_operand): New predicate.
23546 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23548 * config/mips/mips.md (load_call<mode>): Allow any general register.
23550 (sibcall_value_internal, sibcall_value_multiple_internal)
23551 (call_value_internal, call_value_split, call_value_multiple_internal)
23552 (call_value_multiple_split): Remove constraints from operand 0.
23554 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23556 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
23557 rather than loadgp_noshared.
23558 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
23559 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
23561 * config/mips/mips.md (loadgp): Rename to...
23562 (loadgp_newabi): ...this.
23563 (loadgp_noshared): Rename to...
23564 (loadgp_absolute): ...this.
23566 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23568 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
23569 false for locally-binding symbols.
23570 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
23572 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23574 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
23575 (SYMBOL_GOT_PAGE_OFST): ...this.
23576 (SYMBOL_GOT_GLOBAL): Rename to...
23577 (SYMBOL_GOT_DISP): ...this.
23578 (SYMBOL_GOTOFF_GLOBAL): Rename to...
23579 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
23580 * config/mips/mips.c (mips_global_symbol_p): New function.
23581 (mips_symbol_binds_local_p): Likewise.
23582 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
23583 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
23584 mips_global_symbol_p and mips_symbol_binds_local_p.
23585 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
23586 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
23587 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
23588 SYMBOL_GOTOFF_DISP.
23589 (mips_ok_for_lazy_binding_p): New function.
23590 (mips_load_call_address, mips_expand_call): Use it.
23591 (mips_dangerous_for_la25_p): Likewise.
23592 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
23593 (*got_disp<mode>): Use got_disp_operand instead of
23594 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
23595 SYMBOL_GOTOFF_GLOBAL.
23596 (*got_page<mode>): Use got_page_ofst_operand instead of
23598 * config/mips/predicates.md (const_call_insn_operand): Use
23599 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
23600 (global_got_operand): Rename to...
23601 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
23603 (local_got_operand): Rename to...
23604 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
23605 of SYMBOL_GOT_LOCAL.
23607 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23609 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
23610 TARGET_CALL_CLOBBERED_GP.
23611 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23612 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
23613 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
23614 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
23615 of TARGET_ABICALLS && !TARGET_NEWABI.
23616 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23617 * config/mips/mips.c (mips_load_call_address): Check
23618 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
23619 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23620 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
23621 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
23622 TARGET_ABICALLS && TARGET_NEWABI.
23623 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
23625 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
23626 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
23627 TARGET_ABICALLS && TARGET_NEWABI.
23628 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
23629 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
23630 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
23631 whether indirect calls must use $25.
23632 (mips_extra_live_on_entry): Check TARGET_GOT instead of
23634 * config/mips/mips.md (jal_macro): Check flag_pic and
23635 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
23636 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
23637 instead of TARGET_ABICALLS.
23638 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
23639 TARGET_ABICALLS && TARGET_OLDABI.
23640 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23641 (sibcall): In the comment above the define_insn, mention
23642 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
23643 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
23644 instead of TARGET_ABICALLS.
23646 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
23648 * doc/md.texi (Blackfin family constraints): Document PA and PB.
23649 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
23650 (MACFLAGS_MATCH_P): New macro.
23651 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
23652 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
23653 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
23654 the other MACFLAG constants.
23655 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
23656 (flag_machi): Tighten constraints. Renumber some of the operands.
23657 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
23659 (flag_machi_parts_acconly): New pattern.
23660 (flag_macinithi): Tighten constraints. Allow any accumulator to be
23662 (flag_macinit1hi): Tighten constraints.
23663 (flag_mul_macv2hi_parts_acconly): New pattern.
23665 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
23666 Use a more efficient implementation.
23667 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
23668 inline sequences when not optimizing for size.
23670 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
23671 movhi_high2low): Delete, merge functionality into...
23672 (packv2hi): ... this pattern.
23674 2007-02-11 Jie Zhang <jie.zhang@analog.com>
23675 * config/bfin/bfin.opt (msim): New option.
23676 (mcpu=): New option.
23677 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
23678 (bfin_cpu_t): Typedef of enum bfin_cpu.
23679 (bfin_cpu_type): New declaration.
23680 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
23681 -msim and -mcpu= options.
23682 (LIB_SPEC): Likewise.
23683 * config/bfin/bfin.c (bfin_cpu_type): Define.
23684 (bfin_handle_option): Handle -mcpu= option.
23685 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
23686 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
23687 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
23689 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23691 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
23692 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
23693 (powerpc-wrs-vxworksae): Use ${tm_file}.
23694 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
23695 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
23696 * config/i386/vx-common.h: New file.
23698 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23700 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
23703 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
23705 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
23708 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
23712 * c-common.c (c_build_qualified_type): Set canonical type
23715 2007-04-12 Richard Guenther <rguenther@suse.de>
23717 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
23718 lower bound and element size if lower bound is not zero
23719 or either of the ARRAY_REF operands is set.
23721 2007-04-12 Richard Guenther <rguenther@suse.de>
23723 PR tree-optimization/24689
23724 PR tree-optimization/31307
23725 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
23727 * gimplify.c (canonicalize_addr_expr): To be consistent with
23728 gimplify_compound_lval only set operands two and three of
23729 ARRAY_REFs if they are not gimple_min_invariant. This makes
23730 it never at this place.
23731 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
23733 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23735 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
23736 null before emitting a .nsubspa directive.
23738 2007-04-11 Diego Novillo <dnovillo@redhat.com>
23740 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
23741 need_to_partition_p if there are no memory statements in the
23744 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23746 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
23747 (gcd_of_steps_may_divide_p): New function.
23748 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
23750 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
23752 * reload.c (find_reloads_toplev, find_reloads_address,
23753 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
23754 not a pointer equality test, to decide if we need to call
23755 push_reg_equiv_alt_mem.
23757 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
23759 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
23760 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
23762 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
23764 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23766 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
23767 vector to be positive.
23769 2007-04-11 Diego Novillo <dnovillo@redhat.com>
23773 * doc/invoke.texi: Document --params max-aliased-vops and
23775 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
23776 debug_memory_partitions): Move to tree-flow.h
23777 * params.h (AVG_ALIASED_VOPS): Define.
23778 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
23780 (mp_info_t): Likewise.
23781 (get_mem_sym_stats_for): New.
23782 (set_memory_partition): Move from tree-flow-inline.h.
23783 (mark_non_addressable): Only clear the set of symbols for the
23784 partition if it exists.
23785 (dump_memory_partitions): Move from tree-ssa-operands.c
23786 (debug_memory_partitions): Likewise.
23787 (need_to_partition_p): New.
23788 (dump_mem_ref_stats): New.
23789 (debug_mem_ref_stats): New.
23790 (dump_mem_sym_stats): New.
23791 (debug_mem_sym_stats): New.
23792 (update_mem_sym_stats_from_stmt): New.
23793 (compare_mp_info_entries): New.
23794 (mp_info_cmp): Call it.
23795 (sort_mp_info): Change argument to a list of mem_sym_stats_t
23797 (get_mpt_for): Move from tree-ssa-operands.c.
23798 (find_partition_for): New.
23799 (create_partition_for): Remove.
23800 (estimate_vop_reduction): New.
23801 (update_reference_counts): New.
23802 (build_mp_info): New.
23803 (compute_memory_partitions): Refactor.
23804 Document new heuristic.
23805 Call build_mp_info, update_reference_counts,
23806 find_partition_for and estimate_vop_reduction.
23807 (compute_may_aliases): Populate virtual operands before
23808 calling debugging dumps.
23809 (delete_mem_sym_stats): New.
23810 (delete_mem_ref_stats): New.
23811 (init_mem_ref_stats): New.
23812 (init_alias_info): Call it.
23813 (maybe_create_global_var): Remove alias_info argument.
23814 Get number of call sites and number of pure/const call sites
23815 from gimple_mem_ref_stats().
23816 (dump_alias_info): Call dump_memory_partitions first.
23817 (dump_points_to_info_for): Show how many times a pointer has
23819 * opts.c (decode_options): For -O2 set --param
23820 max-aliased-vops to 500.
23821 For -O3 set --param max-aliased-vops to 1000 and --param
23822 avg-aliased-vops to 3.
23823 * fortran/options.c (gfc_init_options): Remove assignment to
23825 * tree-flow-inline.h (gimple_mem_ref_stats): New.
23826 * tree-dfa.c (dump_variable): Dump memory reference
23828 Dump NO_ALIAS* settings.
23829 (referenced_var_lookup): Tidy.
23830 (mem_sym_stats): New.
23831 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
23832 and ORIG are different SSA names for a memory partition.
23833 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
23834 * tree-flow.h (struct mem_sym_stats_d): Define.
23835 (mem_sym_stats_t): Define.
23836 (struct mem_ref_stats_d): Define.
23837 (struct gimple_df): Add field mem_ref_stats.
23838 (enum noalias_state): Define.
23839 (struct var_ann_d): Add bitfield noalias_state.
23840 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
23841 debug_mem_ref_stats, debug_memory_partitions,
23842 debug_mem_sym_stats): Declare.
23843 * tree-ssa-structalias.c (update_alias_info): Update call
23844 sites, pure/const call sites and asm sites in structure
23845 returned by gimple_mem_ref_stats.
23846 Remove local variable IS_POTENTIAL_DEREF.
23847 Increase NUM_DEREFS if the memory expression is a potential
23849 Call update_mem_sym_stats_from_stmt.
23850 If the memory references memory, call
23851 update_mem_sym_stats_from_stmt for all the direct memory
23852 symbol references found.
23853 (intra_create_variable_infos): Set noalias_state field for
23854 pointer arguments according to the value of
23855 flag_argument_noalias.
23856 * tree-ssa-structalias.h (struct alias_info): Remove fields
23857 num_calls_found and num_pure_const_calls_found.
23858 (update_mem_sym_stats_from_stmt): Declare.
23859 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
23860 Set default value to 100.
23861 (PARAM_AVG_ALIASED_VOPS): Define.
23863 2007-04-11 Richard Guenther <rguenther@suse.de>
23865 PR middle-end/31530
23866 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
23867 a * -b + c as c - a * b if we honor sign dependent rounding.
23869 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
23871 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
23872 bfin_expand_strmov.
23873 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
23874 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
23876 (initialize_trampoline): Don't use old-style function definition.
23877 (bfin_secondary_reload): Mark IN_P argument as unused.
23879 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
23881 PR tree-optimization/31343
23882 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
23883 (build_polynomial_chrec): Return a scalar when the evolution is zero.
23884 * testsuite/gcc.dg/vect/pr31343.c: New.
23886 2007-04-10 Eric Christopher <echristo@apple.com>
23888 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
23889 * config/i386/i386.md (*cmpfp0): Use.
23890 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
23891 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
23892 (fix_trunc<mode>_i386_fisttp): Ditto.
23893 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
23894 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
23895 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
23896 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
23897 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
23898 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
23899 (unnamed_splitters): Ditto.
23900 * config/i386/i386.c (output_fix_trunc): Assert that
23901 we're not being passed a TFmode operand.
23903 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
23905 PR tree-optimization/31526
23906 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
23907 n_basic_blocks to find newly added blocks.
23909 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
23911 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
23913 (fix_trunc<mode>si_sse): Ditto.
23914 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
23915 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
23916 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
23917 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
23918 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
23919 expander using SSEMODEF mode macro.
23920 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
23921 expander using SSEMODEF mode macro.
23922 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
23923 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
23924 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
23925 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
23926 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
23927 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
23928 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
23929 Macroize insn using X87MODEF mode macro.
23931 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
23933 * config/i386/sse.md (sse2_pinsrw): Removed.
23934 (sse2_pextrw): Renamed to ...
23935 (*sse2_pextrw): This.
23937 2007-04-09 Jan Hubicka <jh@suse.cz>
23940 * config/i386/sse.md
23941 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
23942 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
23943 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
23944 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
23946 2007-04-09 Jan Hubicka <jh@suse.cz>
23948 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
23949 multiple fields of union.
23951 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
23953 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
23954 (create_preheaders): Check that loops are available.
23955 (fix_loop_structure): Clean up, improve comments.
23956 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
23957 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
23959 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
23960 * predict.c (tree_estimate_probability): Do not call
23961 calculate_dominance_info. Call create_preheaders.
23962 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
23963 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
23965 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
23966 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
23967 * tree-cfg.c (tree_split_edge): Make an assert more precise.
23968 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
23971 2007-04-08 Jan Hubicka <jh@suse.cz>
23973 * tree.h (maybe_fold_offset_to_component_ref): Declare.
23974 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
23975 * fold-const.c (fold_unary): Use it.
23977 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
23979 * varasm.c (assemble_variable): Remove call to
23980 lang_hooks.decls.prepare_assemble_variable.
23981 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
23982 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
23983 * langhooks.h (lang_hooks_for_decls): Remove
23984 prepare_assemble_variable.
23986 2007-04-08 Mike Stump <mrs@apple.com>
23988 * config/i386/i386.c: Use inc/dec on Core2.
23990 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
23992 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
23993 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
23994 lhd_tree_inlining_end_inlining): Remove.
23995 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
23996 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
23997 end_inlining hooks.
23998 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
23999 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
24000 lhd_tree_inlining_end_inlining): Remove prototypes.
24001 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
24002 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
24003 LANG_HOOKS_TREE_INLINING_START_INLINING,
24004 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
24006 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
24009 2007-04-08 Anatoly Sokolov <aesok@post.ru>
24012 * config/avr/predicates.md (io_address_operand): Delete predicate.
24013 (low_io_address_operand): Don't use 'mode' argument.
24014 (higth_io_address_operand): Rename ...
24015 (high_io_address_operand): ... to this. Don't use 'mode' argument.
24016 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
24019 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
24021 Revert change removing staticp.
24023 2007-04-07 Anatoly Sokolov <aesok@post.ru>
24026 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
24029 2007-04-07 Bruce Korb <bkorb@gnu.org>
24031 * c.opt: Add -Wformat-contains-nul.
24032 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
24034 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
24035 the NUL byte warning.
24037 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
24039 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
24041 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
24043 * tree.c (staticp): No longer use staticp langhook.
24044 * langhooks.c (lhd_staticp): Removed.
24045 * langhooks.h (struct lang_hooks): Remove staticp.
24046 * c-common.c (c_staticp): Remove.
24047 * c-common.h (c_staticp): Ditto.
24048 * langhooks-defs.h (lhd_staticp): Ditto.
24049 (LHD_HOOKS_STATICP): Ditto
24050 * tree.h (gcc_assert_lowered): New macro.
24052 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
24054 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
24055 argument "reliable".
24056 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
24057 Add argument "reliable". Propagate it through calls.
24058 (infer_loop_bounds_from_undefined): Derive number of iterations
24059 estimates from references in blocks that do not dominate loop latch.
24060 (gcov_type_to_double_int): New function.
24061 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
24062 and expected_loop_iterations_unbounded.
24063 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
24064 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
24065 * tree-data-ref.c (estimated_loop_iterations): Export.
24066 (get_references_in_stmt): Fix -- do not return addresses of local
24068 * cfgloop.h (expected_loop_iterations_unbounded,
24069 estimated_loop_iterations): Declare.
24071 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
24073 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
24075 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
24077 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
24078 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
24079 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
24080 Use output_387_reg_move().
24081 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
24082 expander using X87MODEF12 mode macro.
24083 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
24084 choosing register preferences. Use output_387_reg_move().
24085 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
24086 instead of "x". Use output_387_reg_move().
24087 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
24088 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
24089 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
24090 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
24091 Use output_387_reg_move().
24092 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
24094 (*truncxf?f_i387 splitter): Ditto.
24096 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
24098 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
24099 LANG_HOOKS_SAFE_FROM_P.
24100 * expr.c (safe_from_p): Remove langhook call.
24101 * langhooks.h (lang_hooks): Remove safe_from_p.
24102 (lhd_safe_from_p): Remove prototype.
24103 * langhooks.c (lhd_safe_from_p): Remove.
24105 2007-04-06 Jan Hubicka <jh@suse.cz>
24107 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
24110 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
24112 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
24113 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
24114 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
24115 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
24117 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
24118 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
24120 2007-04-05 Richard Henderson <rth@redhat.com>
24122 * config/alpha/alpha.c (print_operand) [+]: Remove.
24123 (alpha_end_function): Print nop if call at end of function.
24124 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
24125 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
24126 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
24127 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
24128 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
24129 the call pattern. Update peepholes to match.
24131 2007-04-05 Janis Johnson <janis187@us.ibm.com>
24133 * doc/extend.texi (Other Builtins): Add decimal float variants
24135 * builtins.def: Ditto.
24136 * builtins.c (expand_builtin): Ditto.
24138 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
24139 H.J. Lu <hongjiu.lu@intel.com>
24142 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
24143 of V8HImode when calling ix86_binary_operator_ok.
24144 (sse2_pmaddwd): Call ix86_binary_operator_ok.
24145 (sdot_prodv8hi): Operands 1 and 2 must be register.
24147 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
24149 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
24150 initialize align to silence bogus warning.
24152 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
24154 PR middle-end/22156
24155 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
24157 (struct sra_walk_fns): Remove use_all parameter from use.
24158 (sra_hash_tree): Handle BIT_FIELD_REFs.
24159 (sra_elt_hash): Don't hash bitfld blocks.
24160 (sra_elt_eq): Skip them in parent compares as well. Handle
24162 (sra_walk_expr): Don't maintain or pass down use_all_p.
24163 (scan_use): Remove use_all parameter.
24164 (scalarize_use): Likewise. Re-expand assignment to
24165 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
24166 output, and re-scalarize after output. Don't mark anything
24168 (scalarize_ldst): Adjust.
24169 (scalarize_walk_gimple_modify_statement): Likewise.
24170 (build_element_name_1): Handle BIT_FIELD_REFs.
24171 (instantiate_element): Don't warn for any element whose parent
24172 is used as a whole.
24173 (instantiate_missing_elements_1): Return the sra_elt.
24174 (canon_type_for_field): New.
24175 (try_instantiate_multiple_fields): New.
24176 (instantiate_missing_elemnts): Use them.
24177 (mark_no_warning): Removed.
24178 (generate_one_element_ref): Handle BIT_FIELD_REFs.
24179 (REPLDUP, sra_build_elt_assignment): New.
24180 (generate_copy_inout): Use them.
24181 (generate_element_copy): Likewise. Handle bitfld differences.
24182 (generate_element_zero): Don't recurse for blocks. Use
24183 sra_build_elt_assignment.
24184 (generate_one_element_int): Take elt instead of var. Use
24185 sra_build_elt_assignment.
24186 (generate_element_init_1): Adjust.
24187 (scalarize_use, scalarize_copy): Use REPLDUP.
24188 (scalarize_ldst): Move assert before dereference.
24189 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
24191 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
24193 * regmove.c: Fix unused variable warnings due to previous commit.
24195 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
24197 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
24198 (regmove_bb_head): Remove.
24199 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
24200 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
24201 problems with fixup_match_1.
24202 Don't initialize/free regmove_bb_head.
24204 (reg_is_remote_constant_p): If an insn is in the same basic block
24205 but not before INSN, consider it remote, too.
24207 2007-04-05 Anatoly Sokolov <aesok@post.ru>
24210 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
24211 DECL_ASSEMBLER_NAME, not the DECL_NAME.
24213 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
24215 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
24216 (CONDITIONAL_REGISTER_USAGE): Likewise.
24218 2007-04-04 Richard Henderson <rth@redhat.com>
24220 * config/alpha/lib1funcs.asm: Remove unused file.
24222 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
24225 * opts.c (print_specific_help): Fix --help=<language>
24227 (common_handle_option): Support --help=common.
24229 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
24232 * gcc.c (main): Do not run the linker if
24233 print_subprocess_help indicates that it shouldn't be
24236 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
24239 * doc/invoke.texi (--help=): Document <languages> value, fix
24240 formatting in tables of values.
24242 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
24244 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
24245 dllimport attribute of virtual methods.
24247 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
24249 * config/score/crti.asm: Change _bss_start to __bss_start.
24250 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
24251 (OUTGOING_REG_PARM_STACK_SPACE) update.
24252 * config/score/score.opt: add options to make backend support
24253 score5, score5u, score7 and score7d.
24254 * config/score/score.md: Likewise.
24255 * config/score/misc.md: Likewise.
24256 * config/score/mac.md: Likewise.
24257 * doc/invoke.texi: Likewise.
24258 * doc/md.texi: update constraints define.
24260 2007-04-03 Richard Henderson <rth@redhat.com>
24262 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
24263 an appropriate type, use the mode instead.
24265 2007-04-03 Richard Sandiford <richard@codesourcery.com>
24267 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
24268 Set the default --with-arch setting to mips2.
24269 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
24270 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
24271 (MULTILIB_OSDIRNAMES): Delete.
24272 (MULTILIB_DIRNAMES): Define.
24273 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
24274 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
24275 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
24276 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
24277 VXWORKS_OS_CPP_BUILTINS.
24278 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
24279 (MIPS_DEBUGGING_INFO): Undefine.
24280 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
24282 2007-04-03 Jakub Jelinek <jakub@redhat.com>
24284 PR middle-end/30704
24285 * fold-const.c (native_encode_real): Encode real.c provided longs
24286 as a series of 32-bit native integers.
24287 (native_interpret_real): Interpret buffer as a series of 32-bit
24290 2007-04-03 Richard Guenther <rguenther@suse.de>
24292 * genpreds.c (write_insn_constraint_len): Write function
24293 optimized for CONSTRAINT_LEN implementation.
24294 (write_tm_preds_h): Output insn_constraint_len inline and
24295 use it for CONSTRAINT_LEN.
24296 (write_insn_preds_c): Don't output insn_constraint_len.
24297 * doc/md.texi (define_register_constraint): Document multi-letter
24298 constraints shall have the same length if they start with the same
24301 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
24304 * config/i386/i386.md (isinf<mode>2): Expand only when
24305 TARGET_C99_FUNCTIONS is set.
24307 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
24309 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
24310 (x86_64-*-linux*): Ditto.
24311 * config/i386/i386.opt (mpc): New option.
24312 * config/i386/i386.c (overrride_options): Handle
24313 ix87_precision_string.
24314 * config/i386/crtprec.c: New file.
24315 * config/i386/t-crtpc: Ditto.
24316 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
24317 and -mpc80 options.
24318 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
24319 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
24320 crtprec32.o, crtprec64.o and crtprec80.o.
24322 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
24323 and -mpc80 options.
24324 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
24326 2007-04-02 Eric Christopher <echristo@apple.com>
24328 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
24329 limitations on darwin.
24331 2007-04-02 Anatoly Sokolov <aesok@post.ru>
24334 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
24336 2007-04-02 Dave Korn <dave.korn@artimi.com>
24338 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
24340 2007-04-02 Dave Korn <dave.korn@artimi.com>
24342 * libgcc2.h (exception_descriptor): Don't forward-declare.
24343 (__get_eh_table_language, __get_eh_table_version): Delete
24344 prototypes of long-dead functions.
24346 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
24348 * ebitmap.h: New file
24349 * ebitmap.c: New file
24350 * Makefile.in (ebitmap.o): New target.
24352 2007-04-01 Jan Hubicka <jh@suse.cz>
24354 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
24355 before very first instruction.
24357 2007-04-01 Jan Hubicka <jh@suse.cz>
24359 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
24360 waring on 64bit hosts.
24361 * bitmap.h: Fix typo in bitmap_head_def.
24363 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
24365 PR rtl-optimization/31391
24366 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
24367 into a DELETED_LABEL note, and the label is in an empty basic
24368 block, update BB_END as well as BB_HEAD.
24370 2007-04-01 Richard Henderson <rth@redhat.com>
24372 PR tree-optimization/31169
24373 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
24374 to varying if the range is outside [0, prec-1].
24376 2007-04-01 Richard Sandiford <richard@codesourcery.com>
24379 * config/mips/mips.md (load_const_gp): New insn.
24380 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
24381 the MIPS16 GP pseudo register if no_new_pseudos.
24382 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
24384 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
24387 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
24389 (call_value): Likewise.
24391 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
24392 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24395 * doc/invoke.texi: (optimization options): Reword description
24396 of -ffast-math. Document its primary purpose.
24398 2007-03-31 Richard Guenther <rguenther@suse.de>
24400 * omp-low.c (splay-tree.h): Include.
24401 (lookup_decl): Replace splay-tree usage by pointer-map.
24402 (maybe_lookup_decl): Likewise.
24403 (new_omp_context): Likewise.
24404 (delete_omp_context): Likewise.
24405 * gimplify.c (splay-tree.h): Include.
24406 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
24408 (remap_ssa_name): Likewise.
24409 (remap_decl): Likewise.
24410 (remap_type_1): Likewise.
24411 (remap_type): Likewise.
24412 (copy_body_r): Likewise.
24413 (expand_call_inline): Likewise.
24414 (clone_body): Likewise.
24415 (copy_tree_r): Likewise.
24416 (remap_save_expr): Likewise.
24417 (unsave_r): Likewise.
24418 (unsave_expr_now): Likewise.
24419 (tree_function_versioning): Likewise.
24420 (build_duplicate_type): Likewise.
24421 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
24422 (struct copy_body_data): Replace splay-tree by pointer-map.
24423 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
24424 not $(SPLAY_TREE_H).
24425 (gimplify.o): Depend on $(SPLAY_TREE_H).
24426 (omp-low.p): Likewise.
24428 2007-03-31 Anatoly Sokolov <aesok@post.ru>
24430 * config/avr/predicates.md (even_register_operand,
24431 odd_register_operand): New predicates.
24432 * config/avr/avr.md (movw peephole2): New.
24433 (movw_r peephole2): New.
24435 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
24437 * tree.h (get_signed_or_unsigned_type): New.
24438 * fold-const.c (operand_equal_for_comparison_p): Use
24439 get_signed_or_unsigned_type instead of
24440 lang_hooks.types.signed_or_unsigned_type.
24441 * expr.c (store_expr): Ditto.
24442 * langhooks.c (get_signed_or_unsigned_type): New.
24443 (lhd_signed_or_unsigned_type): New.
24444 * langhooks.h (lhd_signed_or_unsigned_type): New.
24445 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
24447 2007-03-30 Richard Henderson <rth@redhat.com>
24449 * tree-ssa-loop-ivopts.c: Include target.h.
24450 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
24451 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
24452 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
24453 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
24455 2007-03-30 Richard Henderson <rth@redhat.com>
24456 Kai Tietz <kai.tietz@onevision.com>
24458 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
24459 default for 64-bit.
24460 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
24461 (TARGET_64BIT_MS_ABI): New.
24462 (DBX_REGISTER_NUMBER): Handle 64-bit.
24463 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
24464 (LONG_TYPE_SIZE): Force to 32.
24465 (REG_PARM_STACK_SPACE): New.
24466 (OUTGOING_REG_PARM_STACK_SPACE): New.
24467 (REGPARM_MAX, SSE_REGPARM_MAX): New.
24468 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
24469 (STACK_BOUNDARY): Use 128 for 64-bit.
24470 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
24471 Add 64-bit implementation.
24472 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
24474 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
24475 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
24476 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
24477 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
24478 (ix86_handle_cconv_attribute): Don't warn when ignoring if
24479 TARGET_64BIT_MS_ABI.
24480 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
24481 (ix86_pass_by_reference): Likewise.
24482 (ix86_function_value_regno_p): Likewise.
24483 (ix86_build_builtin_va_list): Likewise.
24484 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
24485 (function_arg_advance_ms_64): New.
24486 (function_arg_advance): Call it.
24487 (function_arg_ms_64): New.
24488 (function_arg): Call it.
24489 (function_value_ms_64): New.
24490 (ix86_function_value_1): Call it.
24491 (return_in_memory_ms_64): New.
24492 (ix86_return_in_memory): Call it.
24493 (setup_incoming_varargs_ms_64): New.
24494 (ix86_setup_incoming_varargs): Call it.
24495 (ix86_expand_prologue): Handle 64-bit stack probing.
24496 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
24497 (output_pic_addr_const): Likewise.
24498 (x86_this_parameter): Likewise.
24499 (x86_output_mi_thunk): Likewise.
24500 (x86_function_profiler): Likewise.
24501 (TARGET_STRICT_ARGUMENT_NAMING): New.
24502 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
24503 (TARGET_64BIT_MS_ABI): New.
24504 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
24505 * config/i386/i386.md (allocate_stack_worker): Remove.
24506 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
24507 describe the clobber of eax without a match_scratch.
24508 (allocate_stack_worker_postreload): Remove.
24509 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
24510 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
24511 (allocate_stack_worker_rex64_postreload): Remove.
24512 (allocate_stack): Handle 64-bit.
24513 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
24514 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
24515 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
24516 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
24517 (STANDARD_STARTFILE_PREFIX_1): Likewise.
24518 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
24519 * config.build (x86_64-*-mingw*): New host.
24520 * config.host (x86_64-*-mingw*): New host.
24521 * config.gcc (x86_64-*-mingw*): New target.
24522 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
24524 2007-03-30 Richard Henderson <rth@redhat.com>
24525 Kai Tietz <kai.tietz@onevision.com>
24527 * c-pragma.c (struct def_pragma_macro_value): New.
24528 (struct def_pragma_macro): New.
24529 (pushed_macro_table): New.
24530 (dpm_hash, dpm_eq): New.
24531 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
24532 (init_pragma): Install them.
24533 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
24535 2007-03-30 Anatoly Sokolov <aesok@post.ru>
24537 * config/avr/avr.c (avr_override_options): Clear
24538 'flag_delete_null_pointer_checks'.
24540 2007-03-30 Paolo Carlini <pcarlini@suse.de>
24543 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
24544 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
24545 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
24546 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
24547 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
24548 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
24549 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
24551 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
24553 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
24555 * regmove.c: Move all of pass_stack_adjustments from here...
24556 * combine-stack-adj.c: ...to this new file.
24557 * Makefile.in: Add rules for combine-stack-adj.o.
24559 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
24561 PR tree-optimization/31383
24562 * tree-data-ref.c (affine_function_equal_p): Do not require the
24563 vectors to have the same length.
24565 2007-03-30 Jan Hubicka <jh@suse.cz>
24567 PR middle-end/30700
24568 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
24569 availablility; add more sanity checking; ask varpool only about
24572 2007-03-29 Richard Henderson <rth@redhat.com>
24574 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
24575 to decide, but __SIZEOF_LONG_LONG__.
24577 2007-03-29 Richard Henderson <rth@redhat.com>
24579 * emutls.c (struct __emutls_array): New.
24580 (emutls_destroy): Use it instead of casting element 0 from void*.
24581 (__emutls_get_address): Likewise.
24583 2007-03-29 Richard Henderson <rth@redhat.com>
24585 * varasm.c (initializer_constant_valid_p): Don't deny
24586 DECL_DLLIMPORT_P on functions.
24588 * config/i386/cygming.h: Remove function declarations.
24589 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
24590 (ASM_OUTPUT_LABELREF): Remove.
24591 (COMMON_ASM_OP): Remove.
24592 (ASM_OUTPUT_COMMON): Remove.
24593 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
24594 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
24595 (ASM_DECLARE_FUNCTION_NAME): Likewise.
24596 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
24597 Rename from TARGET_ENCODE_SECTION_INFO.
24598 * config/i386/netware.h: Likewise.
24599 * config/i386/i386-protos.h: Update.
24600 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
24601 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
24602 (legitimate_constant_p): Reject dllimports.
24603 (dllimport_map, get_dllimport_decl): New.
24604 (legitimize_dllimport_symbol): New.
24605 (legitimize_address, ix86_expand_move): Use it.
24606 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
24607 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
24608 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
24609 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
24610 * config/i386/predicates.md (constant_call_address_operand): Only
24611 accept symbols; reject dllimport_p symbols.
24612 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
24613 i386_pe_maybe_record_exported_symbol.
24614 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
24615 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
24616 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
24617 trust the setting of DECL_DLLIMPORT_P.
24618 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
24619 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
24620 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
24621 tidy the argument scanning loop.
24622 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
24623 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
24624 (i386_pe_strip_name_encoding): Remove.
24625 (i386_pe_binds_local_p): New.
24626 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
24627 (i386_pe_output_labelref): Remove.
24628 (i386_pe_asm_output_aligned_decl_common): New.
24629 (i386_pe_maybe_record_exported_symbol): Rename from
24630 i386_pe_record_exported_symbol; check for dllexported symbols.
24632 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
24634 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
24635 add comment explaining why vsnprintf cannot be used.
24637 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
24639 PR tree-optimization/30666
24640 * tree.c (build_complex_type): When creating type names for DWARF2
24641 debug info, create TYPE_DECLs for TYPE_NAME instead of
24643 (build_common_tree_nodes_2): Use build_complex_type when building
24644 predefined complex types, to preserve canonical types.
24646 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
24648 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
24649 (noce_get_alt_condition): Look at it to determine whether to
24650 reverse the condition or not.
24651 (noce_get_condition): Substitute the truth for lies.
24652 (noce_find_if_block): Set the then_else_reversed field.
24654 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
24656 * config/fr30/fr30.md (movdi): Do not accept immediates as the
24657 destination of this insn.
24658 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
24659 than calling gen_rtx_SET directly. Use r0 to hold the value of
24660 'address + 4' rather than a stack based temporary which can be
24661 mis-optimized away.
24663 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
24665 * config/s390/s390.c (s390_secondary_input_reload_class,
24666 s390_secondary_output_reload_class): Functions removed.
24667 (s390_secondary_reload): New function.
24668 (TARGET_SECONDARY_RELOAD): Target macro defined.
24669 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
24670 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
24671 * config/s390/s390.md ("reload_outti", "reload_outdi",
24672 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
24673 "reload_out<mode>"): Expanders removed.
24674 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
24675 "reload<mode>_nonoffmem_out"): Expanders added.
24677 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
24679 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
24680 action if SRC->DEST replacement failed anyway.
24682 2007-03-28 Mike Stump <mrs@apple.com>
24684 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
24685 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
24686 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
24688 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24690 * config.gcc: Accept barcelona as a variant of amdfam10.
24691 * config/i386/i386.c (override_options): Likewise.
24692 * doc/invoke.texi: Likewise.
24694 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
24696 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
24697 offsets for BIT_FIELD_REF and COMPONENT_REF.
24699 2007-03-28 Richard Guenther <rguenther@suse.de>
24701 * tree.c (is_global_var): Move ...
24702 * tree-flow-inline.h (is_global_var): ... here.
24703 * tree.h (is_global_var): Remove declaration.
24705 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
24707 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
24709 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
24710 * config/i386/i386.c (ix86_tune_features): Initialize new
24712 * config/i386/predicates.md (promotable_binary_operator): Use
24713 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
24715 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
24718 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
24720 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
24722 * config/fr30/fr30.md (movsi_internal): Change destination
24723 constraint from m to V and add m to the end.
24725 2007-03-28 Christian Bruel <christian.bruel@st.com>
24727 * config/sh/sh.md (movsi_i): Fix type attribute.
24729 2007-03-28 Christian Bruel <christian.bruel@st.com>
24731 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
24732 (movsf_ie): Likewise.
24734 2007-03-28 Christian Bruel <christian.bruel@st.com>
24736 * config.gcc: Add sh4-300 to multilib.
24737 * config/sh/t-mlib-sh4-300: New file.
24739 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
24741 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
24742 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
24743 fix_trunc<mode>di2.
24744 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
24745 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
24746 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
24747 "fixuns_trunctddi2"): Whitespace fix.
24749 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
24751 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
24752 the definition of struct sh_args.
24753 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
24754 CALL_COOKIE_INT_REG_GET): Likewise.
24756 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
24758 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
24759 transformations are applied successfully.
24761 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
24763 * tree.c (tree_contains_struct): Permit 512 tree codes.
24764 * tree.h (tree_contains_struct): Ditto.
24765 (MAX_TREE_CODES): Ditto.
24766 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
24767 SPARE member to store remaining padding bits.
24769 2007-03-27 Anatoly Sokolov <aesok@post.ru>
24771 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
24774 2007-03-27 Janis Johnson <janis187@us.ibm.com>
24776 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
24777 * configure: Regenerate.
24779 * configure: Regenerate using the correct version of autoconf.
24781 2007-03-27 Anatoly Sokolov <aesok@post.ru>
24783 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
24785 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
24786 regs to "__SP_L__" and "__SP_H__".
24788 2007-03-27 Richard Guenther <rguenther@suse.de>
24790 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
24791 computations with it with a HOST_WIDE_INT variable.
24793 2007-03-26 Mike Stump <mrs@apple.com>
24795 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
24796 objective-c-header, objective-c++-header and objc++-cpp-output
24798 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
24800 2007-03-26 Richard Henderson <rth@redhat.com>
24803 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
24804 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
24805 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
24806 IX86_BUILTIN_PSRLQ128): New.
24807 (ix86_init_mmx_sse_builtins): Add them.
24808 (ix86_expand_builtin): Expand them.
24809 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
24810 operand 2 be TImode.
24811 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
24812 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
24813 _mm_srli_epi64): Mark __B const.
24814 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
24815 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
24816 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
24817 new two-vector shift builtins.
24819 2007-03-26 Ian Lance Taylor <iant@google.com>
24821 PR tree-optimization/31345
24822 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
24823 [+INF, +INF(OVF)] into VARYING.
24825 2007-03-26 Zack Weinberg <zackw@panix.com>
24827 * gengtype-parse.c: New file.
24828 * gengtype-yacc.y: Delete.
24829 * gengtype-lex.l: Don't include gengtype-yacc.h.
24830 Define YY_DECL and yyterminate appropriately for recursive
24831 descent parser. yylval is now a string out-parameter to yylex.
24832 (HWS, EOID): New shorthand.
24833 (IWORD): Add a couple more types.
24834 (yylex): Add a setup stanza. Remove the complex rules for
24835 detecting GTY'ed types and typedefs; replace with simple
24836 keyword detectors. Adjust everything for the changed
24837 definition of yylval. Ignore all pp-directives, not just #define.
24839 (parse_file): Rename yybegin; do not call yyparse.
24841 * gengtype.c (xasprintf): Export again.
24842 (this_file): New. Use everywhere __FILE__ was being used.
24843 (get_lang_bitmap): Special case types defined in gengtype.c.
24844 (do_typedef, new_structure): Suppress definition of certain types.
24845 (new_structure): Improve diagnostics of duplicate definitions.
24846 Make sure location_s is associated with input.h.
24847 (nreverse_pairs, define_location_structures): New functions.
24848 (main): Improve tagging of kludge types. Remove old kludges
24849 for input.h types; use define_location_structures.
24850 * gengtype.h: Update prototypes. Define token codes here.
24851 * Makefile.in: Remove all references to gengtype-yacc.
24852 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
24854 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
24855 add GTY((skip)) to the field that's only conditionally there.
24856 * doc/install.texi: Document that Bison is no longer required
24857 unless building treelang.
24859 * gengtype.c: Don't include gtyp-gen.h.
24860 (srcdir): Declare here.
24861 (base_files, lang_dir_names): Allocate dynamically.
24862 (gt_files, num_gt_files, num_lang_dirs): New globals.
24863 (measure_input_list, read_input_line, read_input_list)
24864 (set_lang_bitmap): New functions.
24865 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
24866 simplify, relying on read_input_list to set up the bitmaps.
24867 (main): Arguments are no longer unused. Check for correct number
24868 of command line arguments, set srcdir and srcdir_len, then call
24869 read_input_list, before doing anything else. No need to worry
24870 about duplicates in main loop.
24871 * configure.ac: Simplify the calculation of all_gtfiles.
24872 Put language tags in there. Don't set or substitute
24873 all_gtfiles_files_langs or all_gtfiles_files_frags.
24874 * Makefile.in: Revamp the way gengtype is invoked, now that it
24875 takes a file on its command line with a much simpler format.
24876 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
24877 (GTFILES): Remove duplicates and C source files.
24878 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
24879 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
24880 * configure: Regenerate.
24882 * gengtype.h: Remove all type definitions to gengtype.c; leave
24883 only definitions of options_p, type_p, and pair_p as opaque
24884 pointers. Update prototypes.
24885 * gengtype.c: Many type definitions moved here from gengtype.h.
24886 Consolidate type definitions at the top of the file.
24887 (xvasprintf): Delete.
24888 (xasprintf): Make static.
24889 (create_nested_pointer_option): Add 'next' parameter.
24890 (create_field_all, create_field_at): New functions.
24891 (create_field): Now a thin wrapper around create_field_all.
24892 (create_optional_field): Rename create_optional_field_ and add
24893 line argument. Original name is now a macro which supplies
24895 (oprintf): Use vsnprintf directly.
24896 (close_output_files): Use fatal rather than perror/exit.
24897 (note_def_vec, note_def_vec_alloc): Use create_field_at.
24898 (main): Set progname. Don't use exit.
24899 * gengtype-yacc.y (struct_fields): Use create_field_at.
24900 (option, optionseqopt): Delete.
24901 (optionseq): Consolidate productions from option here so we
24902 can use the first argument to create_option.
24904 * gengtype-lex.l: Distinguish unions from structures in the
24905 token type. Don't call find_structure; return the tag as a string.
24906 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
24907 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
24908 string. Reorganize typedef_struct production accordingly.
24909 Use create_nested_ptr_option.
24910 * gengtype.c (create_nested_ptr_option): New function.
24911 * gengtype.h: Declare it.
24913 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
24914 (string_type): Don't declare.
24915 (do_scalar_typedef): Declare.
24916 (create_scalar_type): Update prototype.
24917 * gengtype.c (string_type): Make static.
24918 (scalar_nonchar, scalar_char): New.
24919 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
24920 (resolve_typedef): Use scalar_nonchar for error recovery.
24921 (create_scalar_type): Remove name_len field. Return scalar_char
24922 or scalar_nonchar as appropriate.
24923 (adjust_field_type): Look at scalar_is_char boolean to decide whether
24924 to use string_type.
24925 (throughout): Use scalar_nonchar instead of calling
24926 create_scalar_type, whenever possible.
24927 (main): Initialize scalar_char and scalar_nonchar before calling
24929 * gengtype-lex.l: Adjust for removal of second argument to
24930 create_scalar_type. Use yylval.s instead of yylval.t when
24932 * gengtype-yacc.y: Type of SCALAR is string. Call
24933 create_scalar_type from type:SCALAR rule. Adjust for removal of
24934 second argument to create_scalar_type.
24936 * vec.h: Remove all #if IN_GENGTYPE blocks.
24937 Add comment saying that changes may require adjustments to gengtype.
24938 * gengtype.c: Don't include coretypes.h or tm.h.
24939 Add comment to inclusion of errors.h.
24940 (note_def_vec, note_def_vec_alloc): New functions.
24941 * gengtype.h: Declare new functions.
24942 * gengtype-lex.l: Don't include coretypes.h.
24943 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
24945 (update_lineno): Remove unnecessary prototype.
24946 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
24947 (VEC rule): Just return VEC_TOKEN.
24948 * gengtype-yacc.y (VEC_TOKEN): New token type.
24949 (type): Add a production for VEC(a,b).
24950 * Makefile.in: Update dependencies.
24952 * gengtype-lex.l: Remove rules for parsing pointer-to-function
24953 typedefs that use the old PARAMS macro.
24955 * gengtype-lex.l: Remove all rules and states relating to yacc
24957 * gengtype-yacc.y: Similarly.
24958 * gengtype.c (note_yacc_type): Delete function.
24959 * gengtype.h: Update prototypes.
24961 2007-03-26 Joseph Myers <joseph@codesourcery.com>
24963 * tree-pretty-print.c (dump_generic_node): Report precision of
24964 unnamed integer types.
24966 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
24968 * ifcvt.c (noce_try_store_flag_constants): Don't check
24969 no_new_pseudos here.
24970 (noce_try_store_flag_constants): Don't check no_new_pseudos.
24971 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
24972 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
24973 noce_try_sign_mask): Likewise.
24974 (if_convert): Check no_new_pseudos here.
24976 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
24978 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
24979 (noce_get_condition): Handle new then_else_reversed argument.
24980 (noce_init_if_info): Remove, fold into noce_find_if_block.
24981 (noce_process_if_block): Take a struct noce_if_info as the
24982 argument. Don't set up one based on ce_if_info. Update pointer
24983 references accordingly.
24984 (cond_move_process_if_block): Likewise.
24985 (process_if_block): Removed.
24986 (find_if_block): Removed. Move functionality two new functions,
24987 noce_find_if_block and cond_exec_find_if_block.
24988 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
24989 blocks and the symmetric IF-ELSE-JOIN case.
24990 (cond_exec_find_if_block): Also new function mostly based on old
24991 find_if_block and process_if_block.
24992 (find_if_header): Replace find_if_block call with separately
24993 guarded calls to noce_find_if_block and cond_exec_find_if_block.
24994 (find_cond_trap): Update noce_get_condition call.
24995 (dead_or_predicable): Likewise.
24997 2007-03-26 Jakub Jelinek <jakub@redhat.com>
24999 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
25001 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
25002 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
25003 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
25004 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
25005 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
25006 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
25007 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
25008 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
25009 __builtin_ia32_psrad128 builtins.
25011 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
25013 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
25014 * config/i386/constraints.md
25015 (define_constraint "I"): Use IN_RANGE macro.
25016 (define_constraint "J"): Ditto.
25017 (define_constraint "K"): Ditto.
25018 (define_constraint "M"): Ditto.
25019 (define_constraint "N"): Ditto.
25020 (define_constraint "O"): Ditto.
25021 * config/i386/predicates.md
25022 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
25023 (define_predicate "const_0_to_3_operand"): Ditto.
25024 (define_predicate "const_0_to_7_operand"): Ditto.
25025 (define_predicate "const_0_to_15_operand"): Ditto.
25026 (define_predicate "const_0_to_63_operand"): Ditto.
25027 (define_predicate "const_0_to_255_operand"): Ditto.
25028 (define_predicate "const_1_to_31_operand"): Ditto.
25029 (define_predicate "const_2_to_3_operand"): Ditto.
25030 (define_predicate "const_4_to_7_operand"): Ditto.
25032 2007-03-25 David Edelsohn <edelsohn@gnu.org>
25034 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
25035 in SImode for save_world.
25036 * config/rs6000/altivec.md (save_world, restore_world): Convert to
25039 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
25041 PR tree-optimization/30784
25042 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
25045 2007-03-25 Revital Eres <eres@il.ibm.com>
25047 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
25048 Fold movement_possibility function into it.
25050 2007-03-25 David Edelsohn <edelsohn@gnu.org>
25052 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
25053 (load_macho_picbase_{si,di}): Convert to LR hard reg.
25054 (call_indirect_nonlocal_darwin64): Same.
25055 (call_nonlocal_darwin64): Same.
25056 (call_value_indirect_nonlocal_darwin64): Same.
25057 (call_value_nonlocal_darwin64): Same.
25058 (sibcall_nonlocal_darwin64): Same.
25059 (sibcall_value_nonlocal_darwin64): Same.
25060 (sibcall_symbolic_64): Same.
25061 (sibcall_value_symbolic_64): Same.
25062 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
25064 (rs6000_emit_load_toc_table): Same.
25065 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
25066 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
25068 (divss_call): Same.
25069 (divus_call): Same.
25070 (quoss_call): Same.
25071 (quous_call): Same.
25072 (load_toc_v4_pic_si): Same
25073 (load_toc_v4_PIC_1): Same.
25074 (load_toc_v4_PIC_1b): Same.
25075 (call_indirect_aix{32,64}): Same.
25076 (call_value_indirect_aix{32,64}): Same.
25078 (call_value): Same.
25079 (call_local{32,64}): Same.
25080 (call_value_local{32,64}): Same.
25081 (call_indirect_nonlocal_aix{32,64}): Same.
25082 (call_nonlocal_aix{32,64}): Same.
25083 (call_value_indirect_nonlocal_aix{32,64}): Same.
25084 (call_value_nonlocal_aix{32,64}): Same.
25085 (call_indirect_nonlocal_sysv<mode>): Same.
25086 (call_nonlocal_sysv<mode>): Same.
25087 (call_value_indirect_nonlocal_sysv<mode>): Same.
25088 (call_value_nonlocal_sysv<mode>): Same.
25090 (sibcall_local{32,64}): Same.
25091 (sibcall_value_local{32,64}): Same.
25092 (sibcall_nonlocal_aix{32,64}): Same.
25093 (sibcall_value_nonlocal_aix{32,64}): Same.
25094 (sibcall_nonlocal_sysv<mode>): Same.
25095 (sibcall_value): Same.
25096 (sibcall_value_nonlocal_sysv<mode>): Same.
25098 2007-03-24 Paul Brook <paul@codesourcery.com>
25100 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
25101 * config/arm/linux-eabi.h: Remove legacy syscall hack.
25103 2007-03-24 Richard Henderson <rth@redhat.com>
25105 * config/ia64/constraints.md: New file.
25106 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
25107 satisfies_constraint_?.
25108 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
25109 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
25110 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
25111 ia64_output_mi_thunk): Likewise.
25112 (ia64_const_ok_for_letter_p): Remove.
25113 (ia64_const_double_ok_for_letter_p): Remove.
25114 (ia64_extra_constraint): Remove.
25115 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
25116 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
25117 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
25118 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
25119 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
25120 EXTRA_MEMORY_CONSTRAINT): Remove.
25121 * config/ia64/ia64.md: Include constriants.md. Replace
25122 CONST_OK_FOR_? with satisfies_constraint_?.
25124 2007-03-23 Michael Meissner <michael.meissner@amd.com>
25125 H.J. Lu <hongjiu.lu@intel.com>
25127 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
25129 (name macros): Use DPD_BID_NAME to convert names properly.
25131 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
25132 decimal floating point format.
25133 (init_floating_libfuncs): Change decimal functions so that they
25134 have a "bid_" prefix if the decimal system uses the BID format,
25135 and "dpd_" prefix if the decimal system uses the DPD format.
25136 (init_interclass_conv_libfuncs): Ditto.
25137 (init_intraclass_conv_libfuncs): Ditto.
25139 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
25140 using the BID format.
25142 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
25143 whether we are using the BID decimal format.
25144 * configure: Regenerate.
25146 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
25147 the compiler has decimal floating point enabled. Define
25148 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
25151 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
25152 using the BID format.
25154 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
25155 whether we are using the BID decimal format.
25156 * configure: Regenerate.
25158 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
25159 the compiler has decimal floating point enabled. Define
25160 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
25163 * doc/install.texi (--enable-decimal-float): Document BID and DPD
25164 options, and that it is enabled for i386/x86_64 systems.
25166 * Makefile.in (enable_decimal_float): New.
25168 (DECNUMINC): Add -I$(DECNUMFMT).
25169 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
25170 to $(DECNUMFMT) from $(DECNUM).
25172 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
25173 Substitute enable_decimal_float.
25174 * configure: Regenerated.
25177 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
25180 * configure.ac: Enable decimal float for x86_64-*-linux*.
25181 * configure: Regenerated.
25184 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
25185 decimal128ClearSign to flip and clear the sign bit in decimal128.
25186 (decimal_real_maxval): Set decimal128SetSign to set the sign
25189 2007-03-23 Ian Lance Taylor <iant@google.com>
25191 * fold-const.c (fold_binary): Correct warning for X - c >= X.
25193 2007-03-23 Ian Lance Taylor <iant@google.com>
25195 * tree-dump.c (dump_files): Correct comment.
25197 2007-03-23 Ian Lance Taylor <iant@google.com>
25199 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
25201 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
25203 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
25204 in cfglayout mode. Don't go into and out of cfglayout mode.
25205 Link the blocks in the order of the constructed traces.
25206 (rest_of_handle_tracer): Adjust call to tracer.
25207 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
25208 Don't go into cfglayout mode.
25209 (rtl_loop_done): Don't go out of cfglayout mode.
25210 * cfglayout.c (relink_block_chain): New function, split out from...
25211 (fixup_reorder_chain): ...here. Remove redundant checking.
25212 (cfg_layout_finalize): Don't clear the header, footer, and aux
25213 fields here, move the code to do so to relink_block_chain. Likewise
25214 for free_original_copy_tables.
25215 * rtl.h (tracer): Update prototype.
25216 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
25217 Assert we are in cfglayout mode. Don't go into and out of cfglayout
25218 mode. Use relink_block_chain to serialize the CFG according to the
25219 new basic block order. Move targetm.cannot_modify_jumps_p check from
25221 (gate_handle_reorder_blocks): ...to here.
25222 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
25224 (gate_duplicate_computed_gotos): ...to here.
25225 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
25226 something always changes when going into and out of cfglayout mode.
25227 Perform an expensive cfg cleanup while going into cfglayout mode.
25228 Always update liveness information on HAVE_conditional_execution
25229 targets. Reserialize the basic blocks and go out of cfglayout mode.
25230 * reg-stack.c: Include cfglayout.h.
25231 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
25232 the call to reorder_basic_blocks.
25233 * basic-block.h (reorder_basic_blocks): Update prototype.
25234 (relink_block_chain): New prototype.
25235 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
25237 2007-03-23 Joseph Myers <joseph@codesourcery.com>
25239 * config/mips/mips.md (type, hazard, *movdi_32bit,
25240 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
25241 *movhi_internal, *movqi_internal, *movsf_hardfloat,
25242 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
25243 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
25244 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
25246 (movcc): Change first xfer to multi.
25247 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
25248 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
25249 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
25250 config/mips/generic.md: Change reservations using "xfer" to use
25252 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
25253 using match_operand.
25254 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
25255 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
25257 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
25259 2007-03-22 Richard Henderson <rth@redhat.com>
25261 * config/i386/i386.c: Remove unnecessary function declarations.
25262 Move targetm definition, and all related macros, to the end of
25263 the file. Resort some functions to put definitions before uses.
25264 (ix86_attribute_table): Make static. Move to end of file.
25265 (ix86_gimplify_va_arg): Make static.
25267 2007-03-22 Richard Henderson <rth@redhat.com>
25269 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
25270 don't increase local_regparm with force_align_arg_pointer check.
25271 (ix86_function_sseregparm): Assert 32-bit.
25272 (type_has_variadic_args_p): New.
25273 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
25274 type_has_variadic_args_p.
25275 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
25276 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
25277 use memset instead. Do maybe_vaarg check first; skip attribute
25278 tests if true; skip attribute tests for 64-bit.
25279 (construct_container): Remove TARGET_DEBUG_ARG.
25280 (function_arg_advance_32, function_arg_advance_64): Split out ...
25281 (function_arg_advance): ... from here.
25282 (function_arg_32, function_arg_64): Split out ...
25283 (function_arg): ... from here.
25284 (ix86_pass_by_reference): Tidy.
25285 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
25286 (function_value_32): New, from parts of ix86_function_value
25287 and ix86_value_regno.
25288 (function_value_64): New, from parts of ix86_function_value
25289 and ix86_libcall_value.
25290 (ix86_function_value_1): New.
25291 (ix86_function_value, ix86_libcall_value): Use it.
25292 (return_in_memory_32, return_in_memory_64): Split out ...
25293 (ix86_return_in_memory): ... from here.
25294 (ix86_struct_value_rtx): Skip for 64-bit.
25295 (ix86_libcall_value, ix86_value_regno): Remove.
25296 (setup_incoming_varargs_64): Split out ...
25297 (ix86_setup_incoming_varargs): ... from here.
25298 (ix86_va_start): Remove TARGET_DEBUG_ARG.
25299 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
25300 * config/i386/i386-protos.h (ix86_function_value): Remove.
25301 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
25303 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25306 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
25307 infinities not supported, otherwise emit warning if -Woverflow. On
25308 underflow, emit warning if -Woverflow.
25309 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
25311 * real.h (real_from_string): Update declaration
25313 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
25314 Richard Henderson <rth@redhat.com>
25316 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
25317 * calls.c (compute_argument_block_size, expand_call,
25318 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
25319 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
25320 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
25321 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
25322 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
25323 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
25324 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
25325 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
25328 2007-03-22 Joseph Myers <joseph@codesourcery.com>
25330 * c-incpath.c (add_sysroot_to_chain): New.
25331 (merge_include_chains): Add sysroot argument. Call
25332 add_sysroot_to_chain if sysrooted.
25333 (register_include_chains): Update call to merge_include_chains.
25334 * doc/cppopts.texi: Document use of '=' in include directory
25337 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
25339 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
25340 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
25341 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
25342 insn pattern using X87MODEF12 mode macro.
25344 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
25346 * regmove.c (regmove_optimize): Use reg_mentioned_p
25347 instead of reg_overlap_mentioned_p for DST.
25349 2007-03-21 Mike Stump <mrs@apple.com>
25351 * c.opt: Fixup for Objective-C/C++.
25353 2007-03-21 Steve Ellcey <sje@cup.hp.com>
25355 * explow.c (convert_memory_address): Fold memory reference when
25356 POINTERS_EXTEND_UNSIGNED < 0
25358 2007-03-21 Richard Henderson <rth@redhat.com>
25361 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
25362 * config/i386/mmintrin.h (__m64): Likewise.
25363 * config/i386/xmmintrin.h (__m128): Likewise.
25365 2007-03-21 Richard Sandiford <richard@codesourcery.com>
25367 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
25368 (VXWORKS_OS_CPP_BUILTINS): Define.
25369 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
25370 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
25372 2007-03-21 Richard Sandiford <richard@codesourcery.com>
25374 * rtl.h (constant_pool_reference_p): Delete.
25375 (find_constant_src): Declare.
25376 * rtlanal.c (find_constant_src): New function.
25377 * simplify-rtx.c (constant_pool_reference_p): Delete.
25378 * config/i386/i386.md: Use find_constant_src instead of
25379 constant_pool_reference_p/avoid_constant_pool_reference pairs.
25381 2007-03-21 Richard Sandiford <richard@codesourcery.com>
25383 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
25384 * c-cppbuiltin.c (c_cpp_builtins): Define them.
25386 2007-03-20 Mark Mitchell <mark@codesourcery.com>
25388 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
25389 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
25390 (arm_elf_asm_constructor): Use it.
25391 (arm_elf_asm_destructor): New function.
25393 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
25395 * jump.c (mark_jump_label): Treat SEQUENCE specially.
25397 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
25399 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
25401 2007-03-19 Andrew Haley <aph@redhat.com>
25403 PR tree-optimization/31264
25404 * tree-vrp.c (register_edge_assert_for_1): Don't look though
25405 VIEW_CONVERT_EXPRs.
25407 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
25409 PR rtl-optimization/30907
25410 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
25411 (fwprop_init): Always call loop_optimizer_initialize.
25412 (fwprop_done): Always call loop_optimizer_finalize.
25413 (fwprop): We always have loop info now.
25414 (gate_fwprop_addr): Remove.
25415 (pass_fwprop_addr): Use gate_fwprop as gate.
25417 PR rtl-optimization/30841
25418 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
25419 df_chain_alloc): Call df_reorganize_refs unconditionally.
25420 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
25421 refs_organized to refs_organized_size.
25422 (df_ref_create_structure): Use refs_organized_size instead of
25423 bitmap_size if refs had been organized, and keep refs_organized_size
25425 * df.h (struct df_ref_info): Change refs_organized to
25426 refs_organized_size.
25427 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
25430 2007-03-19 Mark Mitchell <mark@codesourcery.com>
25432 * except.c (output_function_exception_table): Do not reference the
25433 EH personality routine for functions that do not require an
25436 2007-03-20 Jakub Jelinek <jakub@redhat.com>
25439 * c-typeck.c (convert_for_assignment): Call comptypes for
25440 RECORD_TYPE or UNION_TYPE.
25442 PR inline-asm/30505
25443 * reload1.c (reload): Do invalid ASM checking after
25444 cleanup_subreg_operands.
25446 2007-03-19 Jeff Law <law@redhat.com>
25448 * tree-cfg.c (find_taken_edge): Tighten conditions for
25449 optimizing computed gotos.
25451 2007-03-19 Michael Matz <matz@suse.de>
25453 * builtins.c (expand_builtin_sync_operation,
25454 expand_builtin_compare_and_swap,
25455 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
25458 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
25459 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
25462 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25464 * doc/tm.texi: Add brackets around the return type of
25465 TARGET_SECONDARY_RELOAD.
25467 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
25468 Richard Guenther <rguenther@suse.de>
25470 PR tree-optimization/31254
25471 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
25472 Use handled_component_p () where appropriate. Continue
25473 propagating into the rhs if we propagated into an INDIRECT_REF
25476 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25478 * config/s390/s390.md (op_type attribute): RRR instruction type added.
25479 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
25480 (xde, xdee): Mode attributes adjusted to support DFP modes.
25481 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
25482 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
25483 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
25484 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
25485 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
25486 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
25487 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
25489 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
25490 "movsf"): Insn definitions removed.
25491 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
25492 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
25493 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
25495 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
25496 "reload_in<mode>", "reload_out<mode>"): Expander added.
25497 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
25500 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25502 * config/s390/s390.md: Only non-functional changes. Renamed
25503 FPR mode macro to BFP all over the file.
25505 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25507 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
25508 (op_type attribute): RRF instruction type added.
25509 (fT0): New mode attribute.
25510 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
25511 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
25512 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
25513 instruction no secondary memory is needed when moving DFmode values
25514 between GPRs and FPRs.
25516 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25518 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
25519 inverted and documentation adjusted.
25520 ("mhard-dfp", "msoft-dfp"): New options.
25521 * config/s390/s390.c (s390_handle_arch_option): New architecture
25523 (override_options): Sanity checks for the new options added.
25524 * config.gcc: New architecture switch: z9-ec.
25525 * config/s390/s390.h (processor_flags): PF_DFP added.
25526 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
25527 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
25528 when the bit is NOT set so remove it from the defaults.
25530 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25532 * genemit.c (main): Print include statement for dfp.h.
25533 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
25536 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
25538 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
25540 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
25543 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
25544 instead of PATTERN.
25546 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25548 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
25549 attr_length_call, output_call, output_indirect_call): Cleanup
25550 formatting of targetm calls.
25552 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
25554 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
25556 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25558 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
25559 reservation, bypass and anti-bypass descriptions for these
25560 instructions. Update move patterns.
25561 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
25564 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
25566 * tree-vect-transform.c (get_initial_def_for_induction): Replace
25567 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
25568 (get_initial_def_for_reduction): Likewise.
25570 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
25572 Fix PR tree-optimization/29922
25573 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
25574 (get_representative): Removed.
25575 (value_dies_in_block_x): Update for rvuse removal.
25576 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
25577 (compute_antic_aux): Handle when PHI nodes appear in
25578 non-single-successors.
25579 (dump_bitmap_of_names): Removed.
25580 (compute_antic_safe): Renamed and removed rvuse calculation.
25581 Calculate only antic safe.
25582 (insert_into_preds_of_block): Remove assert.
25583 (execute_pre): Update for renamed functions.
25584 (defer_or_phi_translate_block): New function.
25586 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
25588 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
25589 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
25591 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
25592 Follow spelling conventions.
25594 * tree-data-ref.h: Remove the prototype for analyze_array.
25596 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
25598 PR tree-optimization/31041
25599 * tree-vect-transform.c (get_initial_def_for_induction): Call
25600 force_gimple_operand.
25602 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
25604 * ipa-type-escape.c (look_for_casts) : Revert code to use
25605 handled_component_p due to ada test a-numaux.adb.
25607 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
25609 * final.c (final_scan_insn): Alter the condition of a
25610 conditional trap if we have nonstandard CC.
25612 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25614 * configure.ac: Remove excess quoting from asm line 0 test.
25615 * configure: Rebuilt.
25617 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25619 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
25620 * c-common.c (convert_and_check): Move warning logic to...
25621 (warnings_for_convert_and_check): ...here. Define.
25622 * c-common.h (warnings_for_convert_and_check): Declare.
25624 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25626 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
25627 (output_call): Likewise.
25629 2007-03-16 Richard Sandiford <richard@codesourcery.com>
25631 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
25633 2007-03-16 Richard Sandiford <richard@codesourcery.com>
25635 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
25637 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
25639 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
25640 opteron, athlon-64 and athlon-fx processor_alias_table entries.
25642 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
25644 PR tree-optimization/31183
25645 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
25646 Use double_int instead of unsigned int for representing access_strides.
25647 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
25649 2007-03-16 Richard Guenther <rguenther@suse.de>
25651 PR tree-optimization/31146
25652 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
25653 to allow recursion of forward_propagate_addr_expr.
25654 (forward_propagate_addr_into_variable_array_index): Likewise.
25655 (forward_propagate_addr_expr): Likewise.
25656 (tree_ssa_forward_propagate_single_use_vars): Likewise.
25657 (forward_propagate_addr_expr_1): Recurse on simple copies
25658 instead of propagating into them. Do so for useless conversions
25660 (forward_propagate_addr_expr): Clean up unused statements after
25663 2007-03-16 Richard Guenther <rguenther@suse.de>
25665 * builtins.c (expand_builtin_cexpi): Use the right argument
25666 for the expansion via cexp.
25668 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25670 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
25671 * configure: Rebuilt.
25673 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25676 * dwarf2out.c (force_type_die): Adjust comment.
25677 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
25679 2007-03-15 DJ Delorie <dj@redhat.com>
25681 * config/frv/predicates.md (minmax_operator): Don't check operands
25684 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
25686 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
25687 Update constant estimates of number of iterations.
25688 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
25689 argument renamed to "realistic".
25690 (compute_estimated_nb_iterations): Removed.
25691 (record_niter_bound): New function.
25692 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
25693 call record_nonwrapping_iv with upper = false.
25694 (infer_loop_bounds_from_signedness): Pass upper argument to
25695 record_nonwrapping_iv.
25696 (estimate_numbers_of_iterations_loop): Do not call
25697 compute_estimated_nb_iterations. Record estimate based on profile
25698 information. Initialize the constant estimates of number of
25700 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
25702 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
25703 number of iterations is too small.
25704 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
25705 (EST_NOT_AVAILABLE): Removed.
25706 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
25707 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
25710 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
25712 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
25713 Handle NE_EXPR guards.
25715 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25718 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
25719 Set also -pedantic-errors by default for the preprocessor unless
25720 -fpermissive is given.
25722 2007-03-15 Richard Guenther <rguenther@suse.de>
25724 PR middle-end/29719
25725 PR middle-end/31161
25726 * builtins.c (expand_builtin_cexpi): As a fallback if we
25727 don't have builtins for sincos or cexp create a function
25728 declaration for cexp and expand to a call to that.
25729 (expand_builtin_int_roundingfn): Always fall
25730 back to floor/ceil and its variants even if they may be
25733 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
25735 PR middle-end/31159
25736 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
25737 jump tables, move the call to delete_dead_jumptables from here...
25738 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
25739 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
25740 don't allow merging of blocks that try_redirect_by_replacing_jump
25741 also does not handle when not optimizing.
25743 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
25744 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25746 * config/i386/i386.md (x86_sahf_1): Correctly handle
25749 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
25752 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
25753 x86_64_general_operand as operand[2] predicate. Remove "iF"
25754 from operand constraints and use "e" constraint instead.
25755 (*subti3_1, *subti3_1 splitter): Ditto.
25756 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
25757 operand[1] predicate.
25759 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
25761 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
25762 arrays, multiply the access strides by the size of the sub-array.
25763 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
25765 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
25767 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
25768 the configured assembler supports the sahf mnemonic.
25769 * configure: Regenerate.
25770 * config.in: Regenerate.
25772 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
25773 emit "sahf" or ".byte\t0x9e" as asm template.
25775 2007-03-14 Michael Meissner <michael.meissner@amd.com>
25778 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
25779 option to replace hard coded TARGET_xxx in md file.
25780 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
25781 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
25782 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
25783 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
25784 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
25785 (X86_TUNE_NOT_VECTORMODE): Ditto.
25786 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
25787 (TUNE_AVOID_VECTOR_DECODE): Ditto.
25788 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
25789 (TUNE_SLOW_IMUL_IMM8): Ditto.
25790 (TUNE_MOVE_M1_VIA_OR): Ditto.
25791 (TUNE_NOT_UNPAIRABLE): Ditto.
25792 (TUNE_NOT_VECTORMODE): Ditto.
25794 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
25797 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
25798 tuning options instead of hard coded TARGET_xxx.
25799 (fix ssemode peephole2's): Ditto.
25800 (imul peephole2's): Ditto.
25802 (movdi_or_rex64): Ditto.
25803 (move peephole2): Ditto.
25804 (not peephole2's): Ditto.
25806 2007-03-14 Dirk Mueller <dmueller@suse.de>
25808 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
25809 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
25810 * c-parser.c (c_parser_if_body): Always add an empty statement in case
25812 * c-parser.c (c_parser_do_statement): Warn about empty body in
25813 do/while statement.
25814 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
25815 * doc/invoke.texi (-Wempty-body): Update documentation.
25817 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25820 * c-common.h (warn_for_div_by_zero): Declare.
25821 * c-common.c (warn_for_div_by_zero): Define.
25822 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
25825 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25827 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
25828 to PREFIX and STANDARD_PREFIX.
25830 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25831 Phil Edwards <phil@codesourcery.com>
25833 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
25834 (__gthread_once_t): Remove busy field for RTPs.
25835 (__GTHREAD_ONCE_INIT): Update accordingly.
25837 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25839 * doc/invoke.texi: Document VxWorks options.
25841 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
25843 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
25845 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
25847 PR tree-optimization/30590
25848 * tree-nrv.c (tree_nrv): Check for the partial update of the
25851 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
25853 * flags.h (flag_random_seed): Remove declaration, in favor of...
25854 * toplev.h (get_random_seed, set_random_seed): ... these.
25855 * tree.c (get_file_function_name): Use the former.
25856 * opts.c (common_handle_option): Use the latter.
25859 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
25861 PR middle-end/31127
25862 * cse.c (cse_find_path): Do not bail out if a basic block that
25863 we already visited now becomes part of a path that starts at a
25864 different basic block. Just disallow this, to make sure we
25865 visit each basic block at most once.
25867 2007-03-13 Jan Hubicka <jh@suse.cz>
25869 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
25870 attributes, when profile esitmate is present, calls with very low
25871 frequency are cold.
25873 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
25875 PR tree-optimization/30730
25876 PR tree-optimization/26900
25877 * tree-ssa-loop-niter.c: Include gmp.h.
25878 (bounds): New type.
25879 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
25880 split_to_var_and_offset, determine_value_range,
25881 bound_difference_of_offsetted_base, refine_bounds_using_guard,
25882 bound_difference, bounds_add, bounds_negate,
25883 number_of_iterations_ne_max, dump_affine_iv): New functions.
25884 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
25885 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
25886 difference of initial and final value of control iv to validate
25888 (number_of_iterations_cond): Add loop parameter. Determine bounds
25889 on the difference of the extremes of the control iv. Add dumps.
25890 (expand_simple_operations): Handle phi nodes.
25891 (simplify_using_initial_conditions): Do not record used conditions.
25892 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
25893 Do not set additional_info.
25894 (implies_nonnegative_p, implies_ge_p): Removed.
25895 (derive_constant_upper_bound): Do not use parameter `additional'.
25896 (record_estimate): Parameter `additional' removed. Parameter
25897 `i_bound' added. Do not call derive_constant_upper_bound.
25898 (record_nonwrapping_iv): Use derive_constant_upper_bound to
25899 bound the number of iterations estimate.
25900 (estimate_numbers_of_iterations_loop): Pass the estimate from
25901 the number of iterations analysis to record_estimate.
25902 * tree.h (multiple_of_p): Declare.
25903 * tree-scalar-evolution.c (expression_expensive_p): Removed.
25904 (scev_const_prop): Do not check expression_expensive_p.
25905 * fold-const.c (multiple_of_p): Exported.
25906 * double-int.c (double_int_mask): Exported.
25907 * double-int.h (double_int_mask): Declare.
25908 * tree-flow.h (struct tree_niter_desc): Removed additional_info
25909 field. Added max field.
25911 2007-03-13 David Taylor <taylor@candd.org>
25914 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
25917 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25920 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
25921 two unamed patterns.
25923 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
25925 * config/i386/i386.opt (mcx16, msahf): New options.
25926 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
25927 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
25929 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
25930 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
25931 Output -mcx16 and -msahf options when corresponding bit is set.
25933 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
25934 and -msahf options.
25936 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
25938 * configure.ac: Test for assembler tolerance to # 0 "".
25939 * configure, config.in: Rebuilt.
25940 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
25942 2007-03-13 Geoffrey Keating <geoffk@apple.com>
25944 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
25946 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
25947 (handle_syscall): Handle direct system calls.
25948 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
25950 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
25952 * doc/invoke.texi: Fix cpp.info cross-reference.
25953 * doc/passes.texi: Fix gcc.info cross-reference.
25955 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
25957 PR tree-optimization/30835
25958 * lambda-code.c (can_convert_to_perfect_nest): Check whether
25959 bb_for_stmt is not NULL before accessing it.
25961 2007-03-12 Joseph Myers <joseph@codesourcery.com>
25963 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
25966 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
25969 * doc/install.texi: Document --enable-stage1-languages
25971 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
25973 * tree-pass.h (pass_into_cfg_layout_mode,
25974 pass_outof_cfg_layout_mode): Declare.
25975 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
25976 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
25977 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
25978 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
25980 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
25982 * c-decl.c (warn_variable_length_array): New function.
25983 Refactored from grokdeclarator to handle warn_vla
25984 and handle unnamed array case.
25985 (grokdeclarator): Refactored VLA warning case.
25986 * c.opt (Wvla): New flag.
25987 * doc/invoke.texi (Wvla): New warning.
25989 2007-03-12 Richard Henderson <rth@redhat.com>
25991 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
25992 (TARGET_SECTION_TYPE_FLAGS): New.
25994 2007-03-12 Richard Henderson <rth@redhat.com>
25996 * config/darwin.c (machopic_reloc_rw_mask): New.
25997 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
25998 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
26000 2007-03-12 Mark Mitchell <mark@codesourcery.com>
26002 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
26003 * cppdefault.h (cpp_PREFIX): Document.
26004 (cpp_PREFIX_len): Likewise.
26005 (cpp_EXEC_PREFIX): New variable.
26006 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
26007 * c-incpath.c (add_standard_paths): Correct logic for relocating
26008 paths within prefix.
26010 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
26012 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
26013 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
26015 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
26016 fix_truncdfdi_sse using SSEMODEF mode macro.
26017 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
26018 fix_truncdfsi_sse using SSEMODEF mode macro.
26019 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
26020 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
26022 2007-03-12 Richard Sandiford <richard@codesourcery.com>
26024 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
26025 elfos.h to tm_file.
26027 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
26029 * tree.h : Add multiple_of_p declaration.
26030 * fold-const.c (multiple_of_p): Make multiple_of_p public.
26031 * ipa-type-escape.c (results_of_malloc): Redundant.
26032 (visited_stmts): New. Visited stmt for walk_use_def_chains.
26033 (cast_type): Extended with new members.
26034 (check_cast): Returns cast_type.
26035 (cast): New structure for data of walk_use_def_chains.
26036 (is_malloc_result, is_cast_from_non_pointer_1,
26037 is_cast_from_non_pointer,
26038 is_array_access_through_pointer_and_index): New functions.
26039 (look_for_casts): Returns cast types.
26040 (check_call): Returns void.
26041 (okay_pointer_operation): Use support of pointer plus index,
26042 pointer plus constant and allow all multiplications.
26044 2007-03-11 Richard Guenther <rguenther@suse.de>
26046 PR tree-optimization/31115
26047 * tree-vrp.c (extract_range_from_binary_expr): Make sure
26048 the shift count is positive and non-anti-range for RSHIFT_EXPR.
26049 A shift count of zero is not special as with *_DIV_EXPR.
26050 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
26053 2007-03-11 Ian Lance Taylor <iant@google.com>
26055 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
26056 the *_DIV_EXPR codes correctly with overflow infinities.
26058 2007-03-11 Ira Rosen <irar@il.ibm.com>
26060 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
26061 indicate success/failure of the analysis. Add negation to subtrahend
26062 in case of subtraction. Fail if both operands contain constants.
26063 (create_data_ref): Fail if analyze_offset fails.
26065 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
26067 * config/i386/i386.md (frndintxf2): Rename to ...
26068 (rintxf2): ... this. Remove expander having same name.
26069 (rintsf2, rintdf2): Implement using SSEMODEF macro.
26070 (roundsf2, rounddf2): Ditto.
26071 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
26072 (lround<mode>di2, lround<mode>si2): Ditto.
26074 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
26076 * lower-subreg.c: Include except.h.
26077 (decompose_multiword_subregs): Verify that the only control flow
26078 insns we can split are loads to multi-words pseudos.
26079 Handle breaking such blocks after splitting, instead of calling
26080 find_many_sub_basic_blocks.
26082 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
26083 on the new basic block. Add a lengthy comment explaining why we
26084 thought this was necessary.
26085 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
26087 2007-03-10 Mark Mitchell <mark@codesourcery.com>
26090 * tree.c (walk_type_fields): Recurse into the element type of
26091 ARRAY_TYPEs if there is a pointer set.
26093 2007-03-10 Dirk Mueller <dmueller@suse.de>
26095 * c-common.c (warn_logical_operator): Fix condition.
26097 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
26099 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
26101 * config/darwin.c (machopic_select_section): Remove superfluous
26102 argument in call to categorize_decl_for_section. Remove unused
26105 2007-03-10 Joseph Myers <joseph@codesourcery.com>
26107 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
26109 * configure: Regenerate.
26111 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
26114 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
26115 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
26116 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
26117 Add LABEL_NUSES to emitted label.
26118 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
26119 branch probability value to emitted jump insn.
26120 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
26121 Do not check life information and do not re-arrange input operands
26122 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
26124 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
26126 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
26127 the change of decode_asm_operands.
26129 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
26131 * mode-switching.c (create_pre_exit): Skip blockage insn.
26133 2007-03-09 Diego Novillo <dnovillo@redhat.com>
26135 * tree-pass.h (TODO_update_smt_usage): Remove.
26137 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
26141 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26143 * pa.c (attr_length_call): Revise condition for long
26144 pc-relative branch.
26145 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
26146 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
26147 sequence on SOM target.
26149 2007-03-09 Geoffrey Keating <geoffk@apple.com>
26151 * gcc.c: Document %{, in big comment at top.
26152 (input_suffix_matches): Remove special handling for .s and
26154 (input_spec_matches): New.
26155 (handle_braces): Handle %{,.
26156 (validate_switches): ',' indicates a value which is not a switch.
26157 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
26158 to detect assembler input.
26159 * config/i386/sol2.h (CPP_SPEC): Likewise.
26160 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
26161 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
26162 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
26163 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
26164 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
26165 -m64 causes deployment target to default to 10.5.
26166 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
26168 2007-03-09 Richard Henderson <rth@redhat.com>
26171 * target.h (targetm.asm.out.reloc_rw_mask): New.
26172 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
26173 (TARGET_ASM_OUT): Use it.
26174 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
26175 * varasm.c (categorize_decl_for_section): Remove shlib argument;
26176 use the new reloc_rw_mask target hook instead.
26177 (default_section_type_flags_1): Merge into...
26178 (default_section_type_flags): ... here.
26179 (decl_readonly_section_1): Merge into...
26180 (decl_readonly_section): ... here.
26181 (default_elf_select_section_1): Merge into...
26182 (default_elf_select_section): ... here.
26183 (default_unique_section_1): Merge into...
26184 (default_unique_section): ... here.
26185 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
26186 (default_select_rtx_section): Use it.
26187 (default_elf_select_rtx_section): Likewise.
26188 * output.h: Update to match.
26189 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
26190 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
26191 (TARGET_ASM_RELOC_RW_MASK): New.
26192 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
26193 to categorize_decl_for_section.
26194 (x86_64_elf_unique_section): Likewise.
26195 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
26196 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
26197 (TARGET_ASM_RELOC_RW_MASK): New.
26198 * config/ia64/ia64.c (ia64_rwreloc_select_section,
26199 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
26200 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
26201 (TARGET_RWRELOC): Remove.
26202 (ia64_section_type_flags): Adjust call to default_section_type_flags.
26203 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
26204 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
26205 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
26206 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
26207 (rs6000_xcoff_select_section): Use decl_readonly_section.
26208 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
26209 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
26210 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
26211 (TARGET_SECTION_TYPE_FLAGS): Remove.
26212 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
26214 2007-03-09 Roger Sayle <roger@eyesopen.com>
26216 * fold-const.c (fold_comparison): Remove compile-time evaluation of
26217 complex constant equality/inequality comparisons for here.
26218 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
26219 known at compile-time or can be simplified to a scalar comparison.
26220 (fold_relational_const): Move compile-time evaluation of complex
26221 constant equality/inequality comparisons to here.
26223 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
26225 PR rtl-optimization/30643
26226 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
26228 (fold_rtx): Recurse, like before 2006-11-03.
26230 2007-03-09 DJ Delorie <dj@redhat.com>
26232 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
26235 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
26237 PR tree-optimization/30375
26238 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
26239 LHS of statements is not the same.
26240 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
26242 2007-03-09 Chao-ying Fu <fu@mips.com>
26244 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
26246 * doc/invoke.texi (-mdspr2): Document new option.
26247 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
26248 New unspec for DSP REV 2.
26249 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
26250 these instructions are extended in DSP REV 2.
26251 (mips-dspr2.md): Include.
26252 * config/mips/mips.opt (mdspr2): New option.
26253 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
26254 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
26255 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
26256 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
26257 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
26258 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
26259 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
26261 (bdesc_map): Add one field of unsupported_target_flags.
26262 (bdesc_arrays): Update entries to have extra fields. Add
26264 (mips_init_builtins): Initialize new function types.
26265 Check unsupported_target_fileds to filter out builtins.
26266 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
26268 (ASM_SPEC): Pass mdspr2 to the assembler.
26269 * config/mips/mips-dspr2.md: New file.
26271 2007-03-09 Sa Liu <saliu@de.ibm.com>
26273 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
26275 2007-03-09 Ian Lance Taylor <iant@google.com>
26277 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
26278 argument) like -Wstrict-overflow=2.
26279 * doc/invoke.texi (Warning Options): Update documentation.
26281 2007-03-09 Dirk Mueller <dmueller@suse.de>
26284 * doc/invoke.texi (-Wlogical-op): Document.
26285 * common.opt (-Wlogical-op): New.
26286 * c-common.h (warn_logical_operator): Declare.
26287 * c-common.c (warn_logical_operator): Define.
26288 * c-typeck.c (parser_build_binary_op): Call
26289 warn_logical_operator.
26291 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
26293 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
26294 * final.c (final_scan_insn): Test for non-"" file name.
26296 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
26298 * doc/loop.texi: Document the Omega linear constraints solver.
26299 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
26300 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
26301 omega-hash-table-size, omega-max-keys, and
26302 omega-eliminate-redundant-constraints.
26303 * tree-pass.h (pass_check_data_deps): Declared.
26306 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
26307 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
26308 pass_check_data_deps): New.
26309 * tree-data-ref.c (init_data_ref): Remove declaration.
26310 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
26311 (analyze_array): Renamed init_array_ref, move up initializations.
26312 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
26313 Removed arguments that are set to NULL.
26314 (analyze_indirect_ref): Correct indentation, correct call to
26316 (object_analysis): Call init_array_ref instead of analyze_array.
26317 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
26318 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
26319 of DR_ACCESS_FNS_ADDR.
26320 (init_omega_eq_with_af, omega_extract_distance_vectors,
26321 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
26322 ddr_consistent_p): New.
26323 (compute_affine_dependence): Check consistency of ddrs when
26324 flag_check_data_deps is passed.
26325 (analyze_all_data_dependences): Uncomment.
26326 (tree_check_data_deps): New.
26327 * tree-data-ref.h: Include omega.h.
26328 (DR_ACCESS_FNS_ADDR): Removed.
26329 (data_dependence_relation): Add inner_loop.
26330 (DDR_INNER_LOOP): New.
26331 * common.opt (fcheck-data-deps): New.
26332 * tree-flow.h (tree_check_data_deps): Declare.
26333 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
26334 (OBJS-common): Depend on omega.o.
26336 * passes.c (pass_check_data_deps): Scheduled.
26337 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
26338 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
26339 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
26340 PARAM_VECT_MAX_VERSION_CHECKS,
26341 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
26343 2007-03-09 Richard Guenther <rguenther@suse.de>
26345 PR tree-optimization/30904
26346 PR middle-end/31058
26347 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
26348 the same way as *_DIV_EXPR.
26350 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
26352 * recog.c (decode_asm_operands): No mixed declarations and code.
26354 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
26356 * rtl.def (ASM_INPUT): Add location.
26357 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
26358 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
26359 (decode_asm_operands): Add loc operand.
26360 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
26361 * stmt.c (expand_asm): Rename to...
26362 (expand_asm_loc): ... this. Add locus argument. Pass it on to
26363 gen_rtx_ASM_INPUT_loc.
26364 (expand_asm_expr): Adjust.
26365 * recog.c (decode_asm_operands): Add loc operand.
26366 (check_asm_operands, extract_insn): Adjust.
26367 * reload1.c (maybe_fix_stack_asms): Likewise.
26368 * final.c (asm_insn_count): Likewise.
26369 (final_scan_insn): Output # line before and after asm.
26371 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
26373 * tree-ssa-structalias.c (variable_info): Remove
26375 (new_var_info): Ditto.
26376 (shared_bitmap_info_t): New structure.
26377 (shared_bitmap_table): New variable.
26378 (shared_bitmap_hash): New function.
26379 (shared_bitmap_eq): Ditto
26380 (shared_bitmap_lookup): Ditto.
26381 (shared_bitmap_add): Ditto.
26382 (merge_smts_into): Change to take bitmap directly.
26383 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
26384 (init_alias_vars): Init shared bitmap hashtable.
26385 (delete_points_to_sets): Delete shared bitmap hashtable.
26386 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
26387 is_aliased removal as a change that was still necessary was
26390 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
26392 * config/i386/i386.h (override_options): Conditionally disable
26393 x86_sahf for 64bit targets only.
26395 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
26398 * c-decl.c (merge_decls): Don't call make_var_volatile.
26399 * varasm.c (make_var_volatile): Remove.
26400 * output.h (make_var_volatile): Remove.
26402 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
26404 PR tree-optimization/31085
26405 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
26407 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26409 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
26410 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
26411 ATTR_CONST_NOTHROW_LIST.
26413 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
26416 2007-03-08 Diego Novillo <dnovillo@redhat.com>
26418 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
26420 2007-03-08 Geoffrey Keating <geoffk@apple.com>
26423 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
26425 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
26426 passed, use shared libgcc.
26428 2007-03-08 Roger Sayle <roger@eyesopen.com>
26430 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
26431 instead of calling build2 with a GIMPLE_MODIFY_STMT.
26432 (honor_protect_cleanup_actions, lower_try_finally_switch):
26434 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
26435 ifc_temp_var): Likewise.
26436 * tree-inline.c (setup_one_parameter): Likewise.
26437 * tree-mudflap.c (mf_decl_cache_locals,
26438 mf_build_check_statement_for): Likewise.
26439 * tree-nested.c (init_tmp_var, save_tmp_var,
26440 finalize_nesting_tree_1): Likewise.
26441 * tree-outof-ssa.c (insert_copy_on_edge,
26442 insert_backedge_copies): Likewise.
26443 * tree-profile.c (tree_gen_edge_profiler,
26444 tree_gen_ic_profiler): Likewise.
26445 * tree-scalar-evolution.c (scev_const_prop): Likewise.
26446 * tree-sra.c (sra_build_assignment): Likewise.
26447 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
26448 * tree-ssa-math-opts.c (insert_reciprocals,
26449 execute_cse_sincos_1): Likewise.
26450 * tree-tailcall.c (adjust_accumulator_values,
26451 adjust_return_value): Likewise.
26452 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
26453 * tree-vect-transform.c (vect_create_data_ref_ptr,
26454 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
26455 vect_create_epilog_for_reduction, vectorizable_reduction,
26456 vectorizable_call, vectorizable_conversion,
26457 vectorizable_assignment, vectorizable_operation,
26458 vectorizable_type_demotion, vect_gen_widened_results_half,
26459 vect_permute_store_chain, vectorizable_store,
26460 vect_setup_realignment, vect_permute_load_chain,
26461 vectorizable_load, vectorizable_condition,
26462 vect_create_cond_for_align_checks): Likewise.
26463 * tree-vrp.c (build_assert_expr_for): Likewise.
26465 2007-03-08 Ian Lance Taylor <iant@google.com>
26467 * tree-vrp.c: Include "intl.h".
26468 (usable_range_p): New static function.
26469 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
26470 overflowed values, juts set *strict_overflow_p.
26471 (compare_values): Only return -2 if one of the operands is not a
26473 (compare_ranges): Call usable_range_p.
26474 (compare_range_with_value): Likewise.
26475 (vrp_evaluate_conditional_warnv): Rename from
26476 vrp_evaluate_conditional. Make static. Change all callers.
26477 (vrp_evaluate_conditional): New function.
26478 (simplify_div_or_mod_using_ranges): Issue warning about reliance
26479 on signed overflow.
26480 (simplify_abs_using_ranges): Likewise.
26481 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
26482 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
26483 within_stmt parameter.
26484 * tree-ssa-propagate.c (fold_predicate_in): Update call to
26485 vrp_evaluate_conditional.
26486 * tree-ssa-threadedge.c
26487 (record_temporary_equivalences_from_stmts_at_dest): Change
26488 simplify parameter to take a second tree parameter.
26489 (simplify_control_stmt_condition): Likewise.
26490 (thread_across_edge): Likewise.
26491 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
26492 (thread_across_edge): Likewise.
26493 * Makefile.in (tree-vrp.o): Depend upon intl.h.
26495 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
26497 * config/i386/i386.h (TARGET_SAHF): New define.
26498 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
26499 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
26500 (x86_sahf): New global variable.
26501 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
26502 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
26503 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
26504 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
26506 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
26507 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
26508 when expanding fcomi/sahf based tests.
26509 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
26510 expanding sahf based alternative. Emit sahf based sequence when
26511 optimizing for code size.
26512 * config/i386/i386.md (x86_sahf_1): Do not disable for
26513 TARGET_64BIT, enable for TARGET_SAHF.
26515 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
26517 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
26518 spurious whitespace from error message.
26520 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
26523 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
26525 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
26527 * c-decl.c (grokdeclarator): Disable warnings for anonymous
26529 * tree-sra.c (instantiate_element): Propagate disabled warnings
26530 from the element itself to the created variable.
26532 2007-03-07 Richard Henderson <rth@redhat.com>
26535 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
26536 silently fix up the stack in the case of a missing register.
26538 2007-03-07 Paul Brook <paul@codesourcery.com>
26540 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
26542 2007-03-07 Joseph Myers <joseph@codesourcery.com>
26544 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
26546 (phase1_vrs): Use them.
26547 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
26548 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
26549 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
26550 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
26551 __gnu_Unwind_Restore_WMMXC if required.
26552 (_Unwind_VRS_Pop): Implement iWMMXt support.
26553 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
26554 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
26555 gnu_Unwind_Save_WMMXC): Define.
26557 2007-03-07 Richard Sandiford <richard@codesourcery.com>
26559 * config/vxworks.h (vxworks_override_options): Declare.
26560 (VXWORKS_OVERRIDE_OPTIONS): Use it.
26561 * config/vxworks.c: Include target.h and toplev.h.
26562 (vxworks_override_options): New function.
26563 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
26565 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
26567 * config/s390/s390.c (override_options): Don't emit an error when
26568 -mstack-size is used without providing -mstack-guard.
26569 (s390_emit_prologue): Choose stack_guard value automatically if not
26570 provided via command line.
26571 * doc/invoke.texi: Adjust description of -mstack-guard and
26574 2007-03-07 Richard Sandiford <richard@codesourcery.com>
26576 * config/i386/i386.c (output_set_got): Add a GOT initialization
26577 sequence for VxWorks PIC.
26578 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
26579 around labels as well as symbols. Use gotoff_operand instead
26580 of local_symbolic_operand.
26581 (legitimize_pic_address): Use gotoff_operand instead of
26582 local_symbolic_operand. Use @GOT accesses for labels as
26584 (ix86_output_addr_diff_elt): Use PC-relative rather than
26585 GP-relative offsets for VxWorks PIC.
26586 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
26587 no_new_pseudos. Check whether the returned register is op0.
26588 * config/i386/i386.md (tablejump): Use PC-relative rather than
26589 GP-relative offsets for VxWorks PIC.
26590 * config/i386/predicates.md (gotoff_operand): New predicate.
26592 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26594 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
26596 * config/vxworks-dummy.h: New file.
26597 * config/i386/i386.h: Include it.
26599 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
26601 * dwarf2out.c (is_inlined_entry_point): New
26602 (add_high_low_attributes): Emit DW_AT_entry_pc along with
26603 DW_AT_ranges if the first subblock is the entry point.
26605 2007-03-06 David Daney <ddaney@avtrex.com>
26607 * doc/install.texi (mips-*-*): Change recommended binutils
26610 2007-03-06 Anatoly Sokolov <aesok@post.ru>
26612 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
26613 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
26615 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26616 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26618 2007-03-06 Jan Hubicka <jh@suse.cz>
26620 * errors.h (warning, error, fatal, internal_error): Mark as cold.
26621 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
26623 (probably_cold_bb_p): Cold functions are cold.
26624 (probably_never_executed_bb_p): Cold functions are cold.
26625 (tree_bb_level_predictions): Predict calls to cold functions as not
26627 (compute_function_frequency): Check hot/cold attributes.
26628 * function.h (function_frequency): Update comments.
26629 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
26630 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
26631 (c_common_att): Add cold and hot.
26633 * doc/extend.texi (hot,cold attributes): Document.
26635 2007-03-06 Andrew Haley <aph@redhat.com>
26637 * function.c (expand_function_end): Move blockage to just after we
26638 emit the label for the naked return from the function.
26640 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26642 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
26645 2007-03-06 Jan Hubicka <jh@suse.cz>
26647 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
26648 loaded for constant large models. Non-large 64bit PIC can do.
26649 * config/i386/i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
26650 * cmodel.h: Add LARGE PIC.
26651 * config/i386/i386.md (UNSPEC_PLTOFF): New.
26652 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
26654 (*call_1_rex64): Disable for large models.
26655 (*call_1_rex64_large): New.
26656 (*call_value_1_rex64): Disable for large models.
26657 (*call_value_1_rex64_large): New.
26658 (set_rip_rex4): New.
26659 (set_got_offset_rex64): New.
26660 * config/i386/predicates.md (constant_call_address_operand): For
26661 large model constant calls are not possible.
26662 * config/i386/i386-protos.h (construct_plt_address): Declare.
26663 * config/i386/i386.c (override_options): Accept large models.
26664 (ix86_expand_prologue): Expand large PIC GOT pointer load.
26665 (legitimate_constant_p): Add new UNSPECs.
26666 (legitimate_pic_operand_p): Likewise.
26667 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
26668 (legitimize_pic_address): Do easy RIP relative way for TLS only for
26670 (output_pic_addr_const): Add PLTOFF.
26671 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
26672 (ix86_expand_move): Legitimize pic address when in PIC mode.
26673 (construct_plt_address): New function.
26674 (ix86_expand_call): Offload the address to register and use GOT
26675 pointer for large model.
26676 * invoke.texi (mcmodel=large): Update documentation.
26678 2007-03-06 Richard Henderson <rth@redhat.com>
26680 * config/i386/i386.c (x86_use_leave, x86_push_memory,
26681 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
26682 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
26683 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
26684 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
26685 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
26686 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
26687 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
26688 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
26689 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
26690 x86_partial_reg_dependency, x86_memory_mismatch_stall,
26691 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
26692 x86_sse_partial_reg_dependency, x86_sse_split_regs,
26693 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
26694 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
26695 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
26696 x86_schedule, x86_use_bt, x86_pad_returns,
26697 x86_use_xchgb): Merge into ...
26698 (ix86_tune_features): ... here. New array.
26699 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
26700 x86_bswap): Merge into ...
26701 (ix86_arch_features): ... here. New array.
26702 (x86_3dnow_a): Remove.
26703 (x86_accumulate_outgoing_args): Make static.
26704 (x86_arch_always_fancy_math_387): Make static.
26705 (ix86_tune_mask, ix86_arch_mask): Move ...
26706 (override_options): ... to local variables here. Apply the
26707 appropriate mask to each element of ix86_arch_features and
26708 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
26709 as were done in the old macros.
26710 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
26711 * config/i386/i386.h (x86_use_leave, x86_push_memory,
26712 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
26713 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
26714 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
26715 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
26716 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
26717 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
26718 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
26719 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
26720 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
26721 x86_partial_reg_dependency, x86_memory_mismatch_stall,
26722 x86_accumulate_outgoing_args, x86_prologue_using_move,
26723 x86_epilogue_using_move, x86_decompose_lea,
26724 x86_arch_always_fancy_math_387, x86_shift1,
26725 x86_sse_partial_reg_dependency, x86_sse_split_regs,
26726 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
26727 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
26728 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
26729 x86_use_incdec, x86_pad_returns, x86_bswap,
26730 x86_partial_flag_reg_stall): Remove.
26731 (enum ix86_tune_indices): New.
26732 (ix86_tune_features): New.
26733 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
26734 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
26735 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
26736 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
26737 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
26738 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
26739 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
26740 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
26741 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
26742 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
26743 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
26744 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
26745 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
26746 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
26747 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
26748 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
26749 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
26750 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
26751 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
26752 TARGET_EXT_80387_CONSTANTS): Use it.
26753 (enum ix86_arch_indices): New.
26754 (ix86_arch_features): New.
26755 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
26756 TARGET_BSWAP): Use it.
26757 (ix86_tune_mask, ix86_arch_mask): Remove.
26759 2007-03-06 Joseph Myers <joseph@codesourcery.com>
26762 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
26763 Define using $${sysroot_headers_suffix}.
26764 * configure: Regenerate.
26765 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
26766 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
26768 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
26769 * gcc.c (print_sysroot_headers_suffix): New.
26770 (option_map): Include --print-sysroot-headers-suffix.
26771 (display_help): Mention -print-sysroot-headers-suffix.
26772 (process_command): Handle -print-sysroot-headers-suffix.
26773 (do_spec_1): Append multilib directory to include-fixed path if
26774 sysroot suffixes in use.
26775 (main): Handle -print-sysroot-headers-suffix.
26776 * Makefile.in (start.encap): Don't depend on xlimits.h
26777 (xlimits.h): Remove.
26778 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
26779 limits.h for each multilib in fixinc_list.
26780 (fixinc_list, s-fixinc_list): New.
26781 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
26782 generate them for each multilib in fixinc_list.
26783 (stmp-fixproto): Use include-fixed. Run fixproto for each
26784 multilib in fixinc_list.
26785 (mostlyclean): Don't remove xlimits.h.
26786 (clean): Remove include-fixed.
26787 (real-install-headers-tar, real-install-headers-cpio,
26788 real-install-headers-cp): Don't copy include, only include-fixed.
26789 (install-mkheaders): Depend on fixinc_list. Don't depend on
26790 xlimits.h. Save limits.h files for each multilib in fixinc_list.
26791 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
26792 SYSTEM_HEADER_DIR setting in mkheaders.conf.
26794 2007-03-06 Jan Hubicka <jh@suse.cz>
26796 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
26799 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26801 * configure.ac: Allow tm_file to contain build-directory files.
26802 * configure: Regenerate.
26803 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
26804 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
26805 * config/m68k/print-sysroot-suffix.sh: New file.
26807 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26809 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
26810 of pic_offset_table_rtx if reload_completed.
26811 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
26812 PIC_OFFSET_TABLE_REGNUM.
26813 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
26815 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
26816 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
26818 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26820 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
26821 functions that call eh_return.
26823 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26825 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
26826 functions that need a constant pool.
26828 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26831 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
26832 (m68k_preferred_reload_class): Likewise.
26833 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
26834 (SECONDARY_RELOAD_CLASS): Define.
26835 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
26836 (LIMIT_RELOAD_CLASS): Delete.
26837 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
26838 registers from storing bytes.
26839 (m68k_secondary_reload_class): New function.
26840 (m68k_preferred_reload_class): Likewise.
26842 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26844 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
26846 (m68k_expand_prologue): Likewise.
26848 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26850 * config/m68k/m68k-protos.h (output_sibcall): Declare.
26851 (mips_expand_epilogue): Add a bool parameter.
26852 (m68k_legitimize_sibcall_address): Declare.
26853 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
26854 (m68k_expand_epilogue): Add a parameter to select between sibling
26855 and normal epilogues. Only generate a return for the latter.
26856 (m68k_ok_for_sibcall_p): New function.
26857 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
26858 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
26859 (sibcall_value, *sibcall_value): Likewise.
26860 (*call, *call_value): Require !SIBLING_CALL_P.
26861 (epilogue): Update call to m68k_expand_epilogue.
26862 (sibcall_epilogue): New pattern.
26863 * config/m68k/predicates.md (const_call_operand): Say that this
26864 predicate applies to sibling calls too.
26865 (sibcall_operand): New predicate.
26867 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26869 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
26870 alternatives as movsi_cf.
26871 (movsf_cf_hard): Add commentary.
26873 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
26874 Richard Sandiford <richard@codesourcery.com>
26876 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
26877 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
26878 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
26879 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
26880 as being live on exit from an interrupt function.
26881 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
26882 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
26883 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
26884 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
26885 (m68k_interrupt_function_p): Globalize.
26886 (m68k_compute_frame_layout): Remove reverse mask code.
26887 (m68k_emit_movem, m68k_set_frame_related): New functions.
26888 (m68k_output_function_prologue): Delete in favor of...
26889 (m68k_expand_prologue): ...this new function.
26890 (m68k_output_function_epilogue): Delete in favor of...
26891 (m68k_expand_epilogue): ...this new function.
26892 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
26894 (print_operand): Handle %?.
26895 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
26896 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
26897 (prologue, epilogue): New patterns.
26898 (return): Turn into a define_expand.
26899 (*return): New pattern, derived from old "return" pattern. Use rte
26900 rather than rts for interrupt functions. Only use rtd if the pop
26902 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
26903 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
26904 (link, *link, unlink, *unlink, load_got): Likewise.
26906 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26910 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
26911 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
26912 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
26913 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
26914 and m68k_matches_u_p.
26915 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
26916 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
26917 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
26918 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
26919 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
26920 (REG_STRICT_P): New macro.
26921 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
26922 PCREL_GENERAL_OPERAND_OK.
26923 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
26924 m68k_legitimate_base_reg_p.
26925 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
26926 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
26927 (PIC_CASE_VECTOR_ADDRESS): Update comment.
26928 * config/m68k/m68k.c (m68k_address): New structure.
26929 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
26930 (m68k_decompose_index, m68k_legitimate_constant_address_p)
26931 (m68k_jump_table_ref_p, m68k_decompose_address)
26932 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
26933 (m68k_matches_u_p): New functions.
26934 (print_operand_address): Rewrite to use m68k_decompose_index.
26936 2007-03-05 David Taylor <dtaylor@emc.com>
26938 * gcc.c: Correct copyright date in --version output.
26940 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26942 * pa.md: In unamed move patterns, disparge copies between general
26943 and floating point registers using '?' modifier. Don't include 'f'
26944 constraint for register preferences in DImode, SImode, HImode and
26945 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
26946 Remove constraints for copies between general and floating registers
26947 in soft-float DFmode pattern.
26948 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
26952 2007-03-05 Mike Stump <mrs@apple.com>
26954 * c-common.c (targetcm): Add.
26955 * c-opts.c (c_common_handle_option): Handle language specific
26957 * opts.c (handle_option): Verify language for target options, if
26959 * opth-gen.awk: Add CL_LANG_ALL.
26960 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
26961 (TARGETCM_INITIALIZER): Add.
26962 * target.h (struct gcc_targetcm): Add.
26964 * targhooks.c (default_handle_c_option): Add.
26965 * targhooks.h (default_handle_c_option): Add.
26966 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
26968 * config/darwin.opt (iframework): Add.
26969 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
26970 * config/darwin-c.c (handle_c_option): Add.
26971 (TARGET_HANDLE_C_OPTION): Add.
26973 * doc/invoke.texi (Darwin Options): Add -iframework.
26975 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26977 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
26980 2007-03-05 Ian Lance Taylor <iant@google.com>
26982 * c.opt (fgnu89-inline): New option.
26983 * c-opts.c (c_common_post_options): Set default value for
26985 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
26986 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
26988 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
26989 (grokdeclarator, start_function): Likewise.
26990 * c-cppbuiltin.c (c_cpp_builtins): Define either
26991 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
26992 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
26993 (C Dialect Options): Document -fgnu89-inline.
26994 * doc/extend.texi (Function Attributes): Explain what the
26995 gnu_inline attribute does.
26996 * doc/cpp.texi (Common Predefined Macros): Document
26997 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
26999 2007-03-05 Ian Lance Taylor <iant@google.com>
27001 PR tree-optimization/31034
27002 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
27003 half-range if the other side is an overflow infinity.
27005 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
27007 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
27008 (bfin*-linux-uclibc*): New configuration.
27009 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
27011 * config/bfin/linux.h: New file.
27012 * config/bfin/libgcc-bfin.ver: New file.
27013 * config/bfin/t-bfin-uclinux: New file.
27014 * config/bfin/t-bfin-linux: New file.
27015 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
27016 (TARGET_OS_CPP_BUILTINS): New macro.
27018 2007-03-05 Richard Guenther <rguenther@suse.de>
27020 * fold-const.c (fold_binary): Remove duplicate folding
27021 of comparison of non-null ADDR_EXPR against null.
27023 2007-03-05 Richard Guenther <rguenther@suse.de>
27024 Dorit Nuzman <dorit@il.ibm.com>
27026 PR tree-optimization/26420
27027 * tree-vectorizer.c (vectorize_loops): Bail out early if there
27028 are no loops in the function. Only print the number of
27029 vectorized loops if it is greater than zero or we are supposed
27030 to print information about unvectorized loops.
27032 2007-03-05 Revital Eres <eres@il.ibm.com>
27034 * gcc.dg/var-expand1.c: New test.
27035 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
27036 when an accumulator is expanded.
27038 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27041 * c-common.c (convert_and_check): Don't give warnings for
27042 conversion if 'expr' already overflowed.
27044 2007-03-04 Roger Sayle <roger@eyesopen.com>
27046 PR middle-end/30744
27047 * fold-const.c (fold_comparison): Enforce type consistency when
27048 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
27050 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
27052 * tree-ssa-address.c (create_mem_ref): Do not put an expression
27053 containing a cast to the base of TARGET_MEM_REF.
27055 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
27057 * tree.c (tree_contains_struct_check_failed): Remove spurious
27058 whitespace from error message.
27060 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
27063 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
27064 instead of precision.
27066 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
27067 Nathan Sidwell <nathan@codesourcery.com>
27069 * emit-rtl.c (find_auto_inc): New.
27070 (try_split): recreate REG_INC notes,
27071 Use regular for loops rather than whiles.
27073 2007-03-03 Andreas Schwab <schwab@suse.de>
27075 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
27076 * configure: Regenerate.
27078 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27080 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
27081 flag_rounding_math, not flag_unsafe_math_optimizations.
27083 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
27085 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
27086 alpha_fold_vector_minmax): Likewise.
27087 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
27088 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
27090 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
27092 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
27093 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
27094 if the lhs has side-effects.
27095 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
27097 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
27099 * config/i386/i386.h (TUNEMASK): Remove define.
27100 (ARCHMASK): Remove define.
27101 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
27102 Use ix86_arch_mask variable instead of ARCHMASK.
27103 * config/i386/i386.c (override_options): Ditto.
27104 (standard_80387_constant_p): Ditto.
27106 2007-03-02 Ian Lance Taylor <iant@google.com>
27108 Used signed infinities in VRP.
27109 * tree-vrp.c (uses_overflow_infinity): New static function.
27110 (supports_overflow_infinity): New static function.
27111 (make_overflow_infinity): New static function.
27112 (negative_overflow_infinity): New static function.
27113 (positive_overflow_infinity): New static function.
27114 (is_negative_overflow_infinity): New static function.
27115 (is_positive_overflow_infinity): New static function.
27116 (is_overflow_infinity): New static function.
27117 (overflow_infinity_range_p): New static function.
27118 (compare_values_warnv): New function split out of compare_values.
27119 (compare_value): Call it.
27120 (set_value_range_to_nonnegative): Add overflow_infinity
27121 parameter. Change caller.
27122 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
27124 (vrp_expr_computes_nonzero): Likewise.
27125 (compare_ranges, compare_range_with_value): Likewise.
27126 (compare_name_with_value, compare_names): Likewise.
27127 (vrp_evaluate_conditional): Likewise.
27128 (set_value_range): Handle infinity
27129 (vrp_operand_equal_p, operand_less_p): Likewise.
27130 (extract_range_from_assert): Likewise.
27131 (vrp_int_const_binop): Likewise.
27132 (extract_range_from_binary_expr): Likewise.
27133 (extract_range_from_unary_expr): Likewise.
27134 (extract_range_from_comparison): Likewise.
27135 (extract_range_from_expr): Likewise.
27136 (dump_value_range): Likewise.
27137 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
27138 (test_for_singularity): Likewise.
27139 (vrp_int_const_binop): Remove inline qualifier.
27140 (adjust_range_with_scev): Add comment.
27141 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
27143 2007-03-02 Diego Novillo <dnovillo@redhat.com>
27145 * tree-ssa-structalias.c (could_have_pointers): Tidy.
27146 (get_constraint_for): Likewise.
27147 (do_structure_copy): Likewise.
27148 (find_func_aliases): Fix references to MODIFY_EXPR.
27149 (intra_create_variable_infos): Tidy.
27150 * tree-ssa-operands.c (add_virtual_operand): Add argument
27152 When adding members of alias sets, if IS_CALL_SITE is true and
27153 the symbol is not call-clobbered, skip it.
27154 Adjust all callers.
27156 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
27158 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
27159 entry by means of emit_insn_at_entry.
27161 2007-03-02 Richard Henderson <rth@redhat.com>
27163 * expr.h (promoted_input_arg): Remove decl.
27164 * function.c (promoted_input_arg): Merge into ...
27165 * combine.c (setup_incoming_promotions): ... only caller.
27166 Rearrange to avoid double loop.
27168 2007-03-02 Ben Elliston <bje@au.ibm.com>
27169 Peter Bergner <bergner@vnet.ibm.com>
27170 Janis Johnson <janis187@us.ibm.com>
27172 * config/rs6000/dfp.md: New file.
27173 * config/rs6000/rs6000.md: Include dfp.md.
27174 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
27175 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
27176 and TDmode decimal float modes in FP registers.
27177 (num_insns_constant): Likewise.
27178 (rs6000_legitimate_offset_address_p): Likewise.
27179 (rs6000_legitimize_address): Likewise.
27180 (rs6000_legitimize_reload_address): Likewise.
27181 (rs6000_legitimate_address): Likewise.
27182 (rs6000_emit_move): Likewise.
27183 (function_arg_boundary): Likewise.
27184 (function_arg_advance): Likewise.
27185 (rs6000_darwin64_record_arg_recurse): Likewise.
27186 (function_arg): Likewise.
27187 (rs6000_gimplify_va_arg): Likewise.
27188 (rs6000_split_multireg_move): Likewise.
27189 (rs6000_output_function_epilogue): Likewise.
27190 (rs6000_output_function_epilogue): Likewise.
27191 (rs6000_register_move_cost): Likewise.
27192 (rs6000_function_value): Likewise.
27193 (rs6000_libcall_value): Likewise.
27195 2007-03-02 Richard Sandiford <richard@codesourcery.com>
27197 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
27199 2007-03-02 Richard Sandiford <richard@codesourcery.com>
27201 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
27202 Use $MULTIDIR to choose between the kernel and RTP headers,
27203 and use $WIND_BASE and $WIND_USR to locate them.
27205 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
27207 * config/i386/i386.c (override_options): Put initialization of
27208 ix86_tune_mask and ix86_arch_mask to the correct place.
27210 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
27211 Michael Meissner <michael.meissner@amd.com>
27214 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
27215 (ARCHMASK): Define.
27216 (TARGET_CMOVE): Use ARCHMASK.
27217 (TARGET_CMPXCHG): Ditto.
27218 (TARGET_CMPXCHG8B): Ditto.
27219 (TARGET_XADD): Ditto.
27220 (TARGET_BSWAP): Ditto.
27221 * config/i386/i386.c (ix86_tune_mask): New global variable.
27222 (ix86_arch_mask): Ditto.
27223 (override_options): Initialize ix86_tune_mask and
27224 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
27227 2007-03-02 Ben Elliston <bje@au.ibm.com>
27230 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
27232 2007-03-02 Joseph Myers <joseph@codesourcery.com>
27234 * target.h (init_dwarf_reg_sizes_extra): New target hook.
27235 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
27236 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
27237 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
27239 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
27240 rs6000_init_dwarf_reg_sizes_extra): New.
27241 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
27242 SPE register high parts.
27244 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
27246 * Makefile.in: Add install-pdf target as
27247 copied from automake v1.10 rules.
27248 * configure.ac: Add install-pdf to target list.
27249 * configure: Regenerate.
27251 2007-03-01 Paul Brook <paul@codesourcery.com>
27253 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
27254 modes to LDRD for DImode.
27255 (output_move_double): Fixup out of range ldrd/strd.
27256 (vfp_secondary_reload_class): Rename...
27257 (coproc_secondary_reload_class): ... to this. Add wb argument.
27258 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
27259 coproc_secondary_reload_class for CLASS_IWMMXT.
27260 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
27261 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
27263 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
27265 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
27266 unroll factor by the estimated number of iterations.
27267 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
27268 than prefetch latency.
27270 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
27271 decode_caches_intel, detect_caches_intel): New functions.
27272 (host_detect_local_cpu): Use detect_caches_amd and
27273 detect_caches_intel.
27275 2007-03-01 Richard Henderson <rth@redhat.com>
27277 * expr.c (emit_move_complex_push): Export.
27278 (emit_move_complex_parts): Split out from ...
27279 (emit_move_complex): ... here.
27280 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
27281 * config/i386/i386.md (movcdi): New.
27283 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
27285 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
27286 size of mode1 to check for tieable modes in MMX case.
27288 2007-03-01 Richard Sandiford <richard@codesourcery.com>
27290 * Makefile.in (rtlanal.o): Depend on tree.h.
27291 * rtl.h (offset_within_section_p, split_const): Declare.
27292 * rtlanal.c: Include tree.h.
27293 (offset_within_block_p): New function, taken from
27294 mips_offset_within_object_p.
27295 (split_const): New function, taken from mips_split_const.
27296 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
27298 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
27299 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
27300 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
27301 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
27302 (m68k_illegitimate_symbolic_constant_p): New function.
27303 * config/m68k/m68k.md (movsi): Remove misleading predicates.
27304 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
27305 symbolic constant that might be outside the symbol's section,
27306 move the symbol first and then add the offset.
27307 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
27309 * config/mips/mips.c (mips_split_const): Delete.
27310 (mips_offset_within_object_p): Delete.
27311 (mips_symbolic_constant_p): Use offset_within_section_p and
27312 split_const instead of mips_offset_within_object_p and
27314 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
27315 (mips_legitimize_const_move, print_operand_reloc)
27316 (mips_dangerous_for_la25_p): Use split_const instead of
27319 2007-02-28 Eric Christopher <echristo@apple.com>
27321 * Makefile.in (install-include-dir): Don't rm -rf include.
27323 2007-02-28 Richard Guenther <rguenther@suse.de>
27325 PR middle-end/30364
27326 * fold-const.c (fold_binary): Do not associate expressions
27327 with more than one variable for integer types that do not wrap.
27329 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
27331 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
27332 Delete, and replace with...
27333 (fold_builtin_call_array): This. Update callers to use it.
27334 * fold-const.c (fold_build_call_list): Delete, and replace with...
27335 (fold_build_call_array): This.
27336 (fold_build_call_list_initializer): Delete, and replace with...
27337 (fold_build_call_array_initializer): This.
27338 * tree.h: Update declarations to reflect above changes.
27340 * c-typeck.c (build_function_call): Store converted arguments
27341 in a stack-allocated array instead of building a list.
27342 (convert_arguments): Store arguments in the array passed in as an
27343 argument, and return the actual number of arguments.
27344 * c-format.c: (check_function_format): Pass arguments in an
27345 array instead of a list.
27346 * c-common.c (check_function_nonnull): Likewise.
27347 (check_function_sentinel): Likewise.
27348 (check_function_arguments): Likewise.
27349 * c-common.h: Update declarations to reflect above changes.
27351 2007-02-28 Jan Hubicka <jh@suse.cz>
27353 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
27354 PRED_NEGATIVE_RETURN): Update outcomes.
27356 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
27358 * calls.c (emit_library_call_value_1): Handle partial registers
27359 correctly when building up CALL_INSN_FUNCTION_USAGE.
27361 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27363 * pa/predicates.md (move_src_operand): Allow zero for mode.
27364 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
27367 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
27370 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
27371 *movv2df_internal): Enable pattern only for valid operand
27373 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
27374 tie only 128bit modes. For MMX registers, tie only 64bit modes.
27376 2007-02-27 Mike Stump <mrs@apple.com>
27378 * config/darwin-crt3.c: Avoid compilation when compiling for a
27381 2007-02-27 Joseph Myers <joseph@codesourcery.com>
27383 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
27385 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
27386 for fixed headers and limits.h.
27387 (install-include-dir, install-headers-tar, install-headers-cpio,
27388 install-headers-cp, real-install-headers-tar,
27389 real-install-headers-cpio, real-install-headers-cp): Handle
27390 include-fixed as well as include.
27391 (install-mkheaders): Don't install files that go only in include
27393 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
27394 from GCC_INCLUDE_DIR.
27395 * gcc.c (process_command): Remove special -BstageN/ handling.
27396 (do_spec_1): Add include-fixed directories.
27398 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
27400 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
27402 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
27404 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
27407 2007-02-27 Mark Mitchell <mark@codesourcery.com>
27409 * c-common.c (get_priority): Add check for
27410 SUPPORTS_INIT_PRIORITY.
27412 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
27414 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
27416 * config/bfin/bfin.c: Include "cfglayout.h".
27417 (MAX_LSETUP_DISTANCE): New macro.
27418 (struct loop_info): New members incoming, incoming_src and
27419 incoming_dest. Delete member predecessor.
27420 (length_for_loop): New function.
27421 (bfin_optimize_loop): Handle more different loop structures.
27422 (bfin_discover_loop): Rework detection of predecessor blocks by
27423 examining incoming edges.
27424 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
27426 (bfin_reorder_loops): New function.
27427 (bfin_reorg_loops): Use these three new functions.
27429 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
27430 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
27431 (CONSTRAINT_LEN): Add entry for 'q'.
27432 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
27433 Add 'q' constraints.
27434 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
27435 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
27437 * config/bfin/bfin.md (add_with_carry): New pattern.
27438 (s_or_u, su_optab, su_modifier): New code macros/attrs.
27439 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
27440 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
27441 support unsigned multiplies too. Removed incorrect commutativity from
27442 operand 1 constraint where appropriate.
27443 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
27445 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
27446 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
27448 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
27449 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
27450 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
27451 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
27452 usmulhisi_hh_huh): New patterns.
27454 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
27455 lshifthi3): Fix output template to use half reg for operand 2.
27457 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
27460 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
27462 2007-02-27 Andreas Schwab <schwab@suse.de>
27464 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
27466 2007-02-27 Jan Hubicka <jh@suse.cz>
27468 * predict.c (last_basic_block_p): Remove.
27469 (tree_estimate_probability): Update return heuristic for commonized
27472 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
27474 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
27476 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
27478 * doc/include/gcc-common.texi (versionsubtitle): New macro.
27479 * doc/cpp.texi: Standardize title page.
27480 * doc/cppinternals.texi: Likewise.
27481 * doc/gcc.texi: Standardize title page, remove version number
27482 from copyright page.
27483 * doc/gccint.texi: Likewise.
27484 * doc/install.texi: Standardize title page, add table of
27487 2007-02-26 Jan Hubicka <jh@suse.cz>
27489 * predict.def: Set outcomes according to more recent results.
27490 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
27491 Remove dead predictors.
27492 * predict.c (return_prediction): Fix pasto.
27494 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
27496 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
27497 change; avoid a memory leak when returning early.
27499 2007-02-26 Mark Mitchell <mark@codesourcery.com>
27501 * c-decl.c (static_ctors): Move to c-common.c.
27502 (static_dtors): Likewise.
27503 (finish_function): Use c_record_cdtor_fn.
27504 (build_cdtor): Move to c-common.c.
27505 (c_write_global_declarations): Use c_build_cdtor_fns.
27506 * c-common.h (static_ctors): Declare.
27507 (static_dtors): Likewise.
27508 (c_record_cdtor_fn): Likewise.
27509 (c_build_cdtor_fns): Likewise.
27510 * c-common.c (static_ctors): New variable.
27511 (static_dtors): Likewise.
27512 (c_record_cdtor_fn): New function.
27513 (build_cdtor): Move from c-decl.c
27514 (c_build_cdtor_fns): New function.
27516 * output.h (assemble_addr_to_section): Declare.
27517 (get_cdtor_priority_section): Likewise.
27518 * varasm.c (assemble_addr_to_section): New function.
27519 (get_cdtor_priority_section): Likewise.
27520 (default_named_section_asm_out_destructor): Use them.
27521 (destor_dtor_section_asm_out_destructor): Likewise.
27522 (default_named_section_asm_out_constructor): Likewise.
27523 (default_ctor_section_asm_out_constructor): Likewise.
27524 * config.gcc (*-*-vxworks*): Include vxworks.o.
27525 * config/t-vxworks (vxworks.o): New target.
27526 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
27527 (TARGET_ASM_CONSTRUCTOR): Define.
27528 (TARGET_ASM_DESTRUCTOR): Likewise.
27529 (vxworks_asm_out_constructor): Declare.
27530 (vxworks_asm_out_destructor): Likewise.
27532 * c-common.c (get_priority): Check that we have not just an
27533 INTEGER_CST, but an integer constant with integeral type.
27535 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
27537 PR tree-optimization/30938
27538 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
27539 use &dt[nargs-1] instead of &dt[nargs] in the call to
27540 vect_is_simple_use().
27542 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
27544 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
27545 from register elimination as PRE_MODIFY / POST_MODIFY increments.
27546 Do not attempt to handle MEM inside auto-inc expressions.
27547 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
27548 of a register modified by an auto-inc expression. However, do handle
27549 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
27550 (elimination_effects): Prohibit elimination of a register modified
27551 by an auto-inc expression. Disable register elimination rules whose
27552 target register is modified by an auto-inc expression with variable
27555 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
27557 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
27559 (array_at_struct_end_p): New function.
27560 (idx_infer_loop_bounds): Use it.
27561 (estimate_numbers_of_iterations_loop): Export.
27562 * predict.c (predict_loops): Use estimated_loop_iterations_int.
27563 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
27564 (tree_estimate_probability): Call record_loop_exits.
27565 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
27566 (estimated_loop_iterations, estimated_loop_iterations_int,
27567 estimated_loop_iterations_tree): New functions.
27568 (analyze_siv_subscript_cst_affine,
27569 compute_overlap_steps_for_affine_1_2,
27570 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
27571 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
27572 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
27573 (PRED_LOOP_ITERATIONS_GUESSED): New.
27574 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
27575 * cfgloop.h (estimate_numbers_of_iterations_loop,
27576 estimated_loop_iterations_int): Declare.
27578 2007-02-25 Mark Mitchell <mark@codesourcery.com>
27580 * doc/extend.texi: Document optional priority argument to
27581 constructors and destructors.
27582 * tree.c (init_priority_for_decl): Adjust GTY markers.
27583 (init_ttree): Use priority-info hash functions for
27584 init_priority_for_decl.
27585 (tree_map_eq): Rename to ...
27586 (tree_map_base_eq): ... this.
27587 (tree_map_marked_p): Rename to ...
27588 (tree_map_base_marked_p): ... this.
27589 (tree_map_base_hash): New function.
27590 (decl_init_priority_lookup): Rework.
27591 (decl_fini_priority_lookup): New function.
27592 (decl_priority_info): New function.
27593 (decl_init_priority_insert): Use it.
27594 (decl_fini_priority_insert): Likewise.
27595 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
27597 (decl_restrict_base_insert): Likewise.
27598 (decl_debug_expr_insert): Likewise.
27599 (decl_value_expr_lookup): Likewise.
27600 (decl_value_expr_insert): Likewise.
27601 * tree.h (priority_type): New type.
27602 (decl_init_priority_lookup): Use priority_type.
27603 (decl_fini_priority_lookup): New function.
27604 (decl_init_priority_insert): Use priority_type.
27605 (decl_fini_priority_insert): New function.
27606 (DECL_HAS_INIT_PRIORITY): Tweak comments.
27607 (DECL_INIT_PRIORITY): Likewise.
27608 (SET_DECL_INIT_PRIORITY): Add comment.
27609 (DECL_FINI_PRIORITY): New macro.
27610 (SET_DECL_FINI_PRIORITY): Likewise.
27611 (DEFAULT_INIT_PRIORITY): Document.
27612 (MAX_INIT_PRIORITY): Likewise.
27613 (MAX_RESERVED_INIT_PRIORITY): Likewise.
27614 (tree_map_base): New type.
27615 (tree_map_base_eq): New function.
27616 (tree_map_base_hash): Likewise.
27617 (tree_map_base_marked_p): Likewise.
27618 (tree_map): Inherit from tree_map_base.
27619 (tree_map_eq): Make it a macro.
27620 (tree_map_marked_p): Likewise.
27621 (tree_int_map): Inherit from tree_map_base.
27622 (tree_int_map_eq): Make it a macro.
27623 (tree_int_map_hash): Likewise.
27624 (tree_int_map_marked_p): Likewise.
27625 (tree_priority_map): New type.
27626 (tree_priority_map_eq): New macro.
27627 (tree_priority_map_hash): Likewise.
27628 (tree_priority_map_marked_p): Likewise.
27629 * varasm.c (emults_decl): Adjust for refactoring of tree_map
27631 (emutls_common_1): Likewise.
27632 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
27633 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
27634 of tree_map hierarchy.
27635 * tree-cfg.c (move_stmt_r): Likewise.
27636 (new_label_mapper): Likewise.
27637 * c-tree.h (c_expand_body): Move to ...
27638 * c-common.h (c_expand_body): ... here.
27639 * c-decl.c (c_expand_body): Move to ...
27640 * c-common.c (c_expand_body): ... here.
27641 (c_common_attribute_table): Allow 1 argument for the constructor
27642 and destructor attributes.
27643 (get_priority): New function.
27644 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
27645 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
27647 2007-02-24 Jan Hubicka <jh@suse.cz>
27649 PR middle-end/30509
27650 * tree-inline.c (copy_bb): Produce exact copy of EH info when
27651 copying for inlining.
27653 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
27654 Jan Hubicka <jh@suse.cz>
27657 * cofnig/i386/i386.c (counter_mode): New function.
27658 (expand_set_or_movmem_via_loop): Use it.
27659 (expand_movmem_epilogue): Likewise; fix pasto.
27660 (ix86_expand_movmem): Do emit guard even for constant counts.
27661 (ix86_expand_setmem): Likewise.
27663 2007-02-25 Nick Clifton <nickc@redhat.com>
27665 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
27666 (JUMP_TABLES_IN_TEXT_SECTION): Define.
27668 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
27671 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
27672 count argument with 0x10, not with 0x16.
27673 (expand_setmem_epilogue): Ditto.
27675 2007-02-24 Mike Stump <mrs@apple.com>
27677 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
27680 2007-02-24 Richard Guenther <rguenther@suse.de>
27682 PR middle-end/30951
27683 * fold-const.c (fold_binary): Fold x +- CST op x for
27684 EQ_EXPR and NE_EXPR.
27686 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27688 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
27690 2007-02-24 Jan Hubicka <jh@suse.cz>
27692 * cgraphunit.c (decide_is_function_needed): Honor
27693 -fkeep-inline-functions.
27695 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27697 * builtins.c (fold_builtin_modf): New.
27698 (fold_builtin_2): Use it.
27700 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
27702 * loop-iv.c (implies_p): Detect additional cases where A implies B.
27703 (determine_max_iter): Take additional LOOP arg; all callers changed.
27704 Lose broken logic dealing with PLUS. Try to limit the upper bound by
27705 one using simplifications.
27706 (simplify_using_initial_values): Return if the expression becomes
27707 invalid due to altered regs.
27709 2007-02-23 DJ Delorie <dj@redhat.com>
27711 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
27713 2007-02-23 Mike Stump <mrs@apple.com>
27715 * tlink.c (scan_linker_output): Parse linker messages from
27716 darwin9's linker better.
27718 2007-02-23 Steve Ellcey <sje@cup.hp.com>
27721 * varpool.c (varpool_assemble_pending_decls): Set
27722 varpool_last_needed_node to null.
27724 2007-02-23 DJ Delorie <dj@redhat.com>
27726 * config/i386/i386.c (ix86_data_alignment): Don't specify an
27727 alignment bigger than the object file can handle.
27729 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
27732 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
27733 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
27734 (*movsf_1): Penalize MMX moves.
27736 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
27738 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
27739 2^32-1 or more times unless flag_unsafe_loop_optimizations.
27741 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
27743 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27745 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
27746 (fold_builtin_1): Use them.
27747 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
27748 BUILT_IN_SIGNIFICAND.
27750 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
27752 * config/i386/i386.c (bdesc_1arg): Initialize
27753 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
27754 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
27755 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
27756 and IX86_BUILTIN_MOVSLDUP.
27758 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
27760 PR rtl-optimization/30841
27761 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
27763 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27765 * builtins.c (fold_builtin_frexp): New.
27766 (fold_builtin_2): Use it.
27768 2007-02-22 Mark Mitchell <mark@codesourcery.com>
27770 * doc/invoke.texi (Spec Files): Document getenv spec function.
27772 * gcc.c (getenv_spec_function): New function.
27773 (static_spec_functions): Add it.
27774 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
27775 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
27778 2007-02-22 Michael Matz <matz@suse.de
27781 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
27782 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
27784 2007-02-22 Ian Lance Taylor <iant@google.com>
27787 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
27788 (mem_loc_descriptor): Call it.
27790 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
27791 Ira Rosen <irar@il.ibm.com>
27793 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
27795 2007-02-22 Ira Rosen <irar@il.ibm.com>
27797 PR tree-optimization/30843
27798 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
27799 stores only after all the group is vectorized.
27801 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
27803 PR tree-optimization/30858
27804 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
27805 in the reduction cycle have a single use in the loop.
27806 * tree-vectorizer.h (relevant): Add documentation.
27808 2007-02-20 Mike Stump <mrs@apple.com>
27810 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
27811 * configure: Regenerate.
27813 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
27815 Change the defaults of some parameters and options.
27816 * config/spu/spu-protos.h (spu_optimization_options): Declare.
27817 * config/spu/spu.c (spu_optimization_options): Add.
27818 (spu_override_options): Change params in spu_optimization_options.
27819 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
27821 Register 127 is only 16 byte aligned when used as a frame pointer.
27822 * config/spu/spu-protos.h (spu_init_expanders): Declare.
27823 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
27824 HARD_FRAME_POINTER_REGNUM.
27825 (spu_legitimate_address): Use regno_aligned_for_reload.
27826 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
27827 aligned when frame_pointer_needed is true.
27828 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
27830 * config/spu/spu.h (INIT_EXPANDERS): Define.
27832 Make sure shift and rotate instructions have valid immediate operands.
27833 * config/spu/predicates.md (spu_shift_operand): Remove.
27834 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
27835 * config/spu/constraints.md (W, O): Extend range.
27836 * config/spu/spu.md (umask, nmask): Define.
27837 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
27838 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
27839 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
27840 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
27841 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
27842 (lshr<mode>3_reg): Fix rtl description.
27844 Make sure mulhisi immediate operands are valid.
27845 * config/spu/predicates.md (imm_K_operand): Add.
27846 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
27848 Generate constants using fsmbi and andi.
27849 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
27850 (print_operand, spu_split_immediate, classify_immediate,
27851 fsmbi_const_p): Handle IC_FSMBI2.
27853 Correctly handle a CONST_VECTOR containing symbols.
27854 * config/spu/spu.c (print_operand): Handle HIGH correctly.
27855 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
27856 (immediate_load_p): Allow symbols that use 2 instructions to create.
27857 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
27858 with symbols when flag_pic is set.
27859 (const_vector_immediate_p): New.
27860 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
27861 accept a CONST_VECTOR with symbols.
27862 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
27863 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
27865 * config/spu/spu.md (high, low): Delete.
27866 (low_<mode>): Define.
27868 Remove INTRmode and INTR_REGNUM, which didn't work.
27869 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
27871 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
27872 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
27873 peephole2 pattern): Don't use INTR or 131.
27874 (movintrcc): Delete.
27875 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
27876 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
27877 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
27878 (UNSPEC_SET_INTR): Add.
27879 * config/spu/spu-modes.def (INTR): Remove.
27881 More accurate warnings about run-time relocations.
27882 * config/spu/spu.c (reloc_diagnostic): Test in_section.
27884 Correctly warn about immediate arguments to specific intrinsics.
27885 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
27886 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
27887 the instruction predicate.
27889 Fix tree check errors with latest update.
27890 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
27892 (spu_expand_builtin): Use CALL_EXPR_FN.
27894 Add missing specific intrinsics.
27895 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
27897 * config/spu/spu_internals.h: Ditto.
27899 Fix incorrect operand modifiers.
27900 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
27901 * config/spu/spu.md (xor<mode>3): Change %S to %J.
27903 Optimize one case of zero_extend of a vec_select.
27904 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
27906 Accept any immediate for hbr.
27907 * config/spu/spu.md (hbr): Change s constraints to i.
27909 2007-02-21 Paul Brook <paul@codesourcery.com>
27911 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
27912 condexec_count when skipping USE and CLOBBER.
27914 2007-02-21 Nick Clifton <nickc@redhat.com>
27916 * common.opt (Warray-bounds): Add Warning attribute.
27917 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
27919 (fsized-zeroes): Add Optimization attribute.
27920 (fsplit-wide-types, ftree-scev-cprop): Likewise.
27921 * c.opt (Wc++0x-compat): Add Warning attribute.
27923 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
27925 PR middle-end/30761
27926 * reload1.c (eliminate_regs_in_insn): In the single_set special
27927 case, attempt to re-recognize the insn before falling back to
27928 having reload fix it up.
27930 2007-02-20 Eric Christopher <echristo@gmail.com>
27932 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
27933 Rewrite accordingly.
27934 (frv_read_iacc_argument): Ditto.
27935 (frv_expand_set_builtin): Take a call instead of arglist, update for
27937 (frv_expand_unop_builtin): Ditto.
27938 (frv_expand_binop_builtin): Ditto.
27939 (frv_expand_cut_builtin): Ditto.
27940 (frv_expand_binopimm_builtin): Ditto.
27941 (frv_expand_voidbinop_builtin): Ditto.
27942 (frv_expand_int_void2arg): Ditto.
27943 (frv_expand_prefetches): Ditto.
27944 (frv_expand_voidtriop_builtin): Ditto.
27945 (frv_expand_voidaccop_builtin): Ditto.
27946 (frv_expand_load_builtin): Ditto.
27947 (frv_expand_store_builtin): Ditto.
27948 (frv_expand_mdpackh_builtin): Ditto.
27949 (frv_expand_mclracc_builtin): Ditto.
27950 (frv_expand_mrdacc_builtin): Ditto.
27951 (frv_expand_mwtacc_builtin): Ditto.
27952 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
27955 2007-02-20 Janis Johnson <janis187@us.ibm.com>
27957 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
27958 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
27960 (HAVE_GAS_DFP): Check for assembler support of decimal floating
27961 point instructions.
27962 * configure: Regenerate.
27963 * config.in: Regenerate.
27964 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
27965 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
27966 masks to power6 and power6x and to POWERPC_MASKS.
27967 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27969 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
27970 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
27971 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
27972 Access PROTOTYPE as variable, not mask.
27974 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
27976 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
27977 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
27978 * combine.c (adjust_for_new_dest): Use it.
27979 * postreload.c (reload_combine): Likewise.
27981 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
27983 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
27984 notes on an insn with multiple sets, even if single_set returns
27985 non-NULL for that insn.
27987 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27989 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
27990 scalbn and scalbln.
27992 2007-02-20 Geoffrey Keating <geoffk@apple.com>
27994 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
27995 if user didn't pass it.
27996 * config/i386/darwin.h (CC1_SPEC): Likewise.
27997 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
27998 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
27999 -mmacosx-version-min.
28001 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28002 Uros Bizjak <ubizjak@gmail.com>
28004 * optabs.h (enum optab_index): Add new OTI_scalb.
28005 (scalb_optab): Define corresponding macro.
28006 * optabs.c (init_optabs): Initialize scalb_optab.
28007 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
28009 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
28010 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
28011 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
28012 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
28013 flag_unsafe_math_optimizations is set.
28015 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
28016 to implement scalbf, scalb and scalbl built-ins as inline x87
28019 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28020 DJ Delorie <dj@redhat.com>
28023 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
28024 (diagnostic_report_diagnostic): ... here, and turn them into real
28025 errors. If warnings are inhibited, no need to do anything.
28027 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
28029 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
28030 better code generation.
28032 2007-02-20 Ben Elliston <bje@au.ibm.com>
28034 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
28036 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
28038 * config/alpha/alpha.c, config/alpha/alpha.md,
28039 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
28040 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
28041 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
28042 config/arm/lib1funcs.asm: Follow spelling conventions.
28044 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
28045 config/fr30/fr30.md, config/i386/i386.h,
28046 config/iq2000/iq2000.h, config/iq2000/predicates.md,
28047 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
28048 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
28049 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
28050 config/rs6000/altivec.md, config/rs6000/rs6000.c,
28051 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
28052 config/sparc/sparc.c, config/sparc/sparc.h,
28053 config/sparc/sparc.md, config/spu/constraints.md,
28054 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
28057 2007-02-20 Alan Modra <amodra@bigpond.net.au>
28060 * varasm.c (use_blocks_for_decl_p): Return false for decls with
28063 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
28065 * doc/invoke.texi (-ftree-lrs): Remove.
28067 2007-02-19 Diego Novillo <dnovillo@redhat.com>
28069 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
28072 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
28074 * config/ia64/ia64.c (ia64_expand_builtin): Use the
28075 new CALL_EXPR_FN macro for retrieving the function
28076 declaration of the input expression.
28078 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28080 * c.opt (Waddress): New.
28081 * common.opt (Walways-true): Delete.
28082 (Wstring-literal-comparison): Delete.
28083 * doc/invoke.texi (Warning Options): Delete -Walways-true and
28084 -Wstring-literal-comparison. Add -Waddress.
28086 (Walways-true): Delete.
28087 (Wstring-literal-comparison): Delete.
28088 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
28089 consistently instead of -Walways-true in example.
28090 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
28091 * c-typeck.c (parser_build_binary_op): Replace
28092 -Wstring-literal-comparison and -Walways-true with -Waddress.
28093 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
28096 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
28098 * tree-cfg.c (dump_function_to_file): Be prepared for functions
28099 without DECL_STRUCT_FUNCTION initialized.
28101 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
28103 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
28104 due to calls to functions taking pointers as parameters.
28106 2007-02-19 Richard Henderson <rth@redhat.com>
28109 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
28112 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
28114 * config/s390/s390.c (s390_call_saved_register_used,
28115 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
28116 accessed to the new scheme.
28118 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
28120 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
28121 (cris_print_index, cris_print_operand, cris_print_operand_address)
28122 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
28123 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
28124 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
28125 GET_CODE () == xxx.
28126 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
28127 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
28128 GO_IF_LEGITIMATE_ADDRESS): Ditto.
28129 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
28130 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
28131 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
28132 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
28133 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
28134 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
28135 (uminsi3, call, call_value): Ditto.
28136 (define_split: indir_to_reg_split, unnamed): Ditto.
28138 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
28140 PR tree-optimization/30975
28141 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
28144 2007-02-18 Eric Christopher <echristo@gmail.com>
28146 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
28147 Remove use of arglist.
28148 (mips_expand_builtin): Remove use of arglist, pass in expr.
28149 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
28150 (mips_expand_builtin_movtf): Ditto.
28151 (mips_expand_builtin_compare): Ditto.
28153 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
28155 * tree-sra.c (sra_build_assignment): Replace assertion
28156 checking with a comment explaining why it can't be done.
28158 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
28160 PR middle-end/30833
28161 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
28162 during CALL_EXPR representation conversion.
28163 * tree-ssa-propagate.c (set_rhs): Likewise.
28165 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
28167 * tree-sra.c (sra_build_assignment): Disable assertion checking
28170 2007-02-18 Roger Sayle <roger@eyesopen.com>
28172 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
28173 instead of calling build2 with a GIMPLE_MODIFY_STMT.
28174 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
28176 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
28177 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
28178 gimplify_init_ctor_eval_range, gimple_push_cleanup,
28179 gimplify_omp_for, gimplify_omp_atomic_pipeline,
28180 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
28181 force_gimple_operand): Likewise.
28182 * ipa-cp.c (constant_val_insert): Likewise.
28183 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
28184 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
28185 perfect_nestify): Likewise.
28186 * langhooks.c (lhd_omp_assignment): Likewise.
28187 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
28188 lower_copyprivate_clauses, lower_send_clauses,
28189 lower_send_shared_vars, expand_parallel_call,
28190 expand_omp_for_generic, expand_omp_for_static_nochunk,
28191 expand_omp_for_static_chunk, expand_omp_sections,
28192 lower_omp_single_copy, lower_omp_for_lastprivate,
28193 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
28194 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
28195 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
28198 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
28200 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
28201 config/sh/sh.md: Follow spelling conventions.
28203 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
28204 config/frv/predicates.md: Follow spelling conventions.
28206 * config/m68k/linux-unwind.h: Fix a comment typo.
28207 * target.h: Follow spelling conventions.
28209 2007-02-18 Roger Sayle <roger@eyesopen.com>
28211 PR rtl-optimization/28173
28212 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
28213 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
28214 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
28215 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
28216 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
28218 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28220 * builtins.c (fold_builtin_load_exponent): New.
28221 (fold_builtin_2): Use it.
28223 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
28225 PR rtl-optimization/30773
28226 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
28227 if we fail to attach a REG_EQUIV note.
28229 2007-02-18 David Edelsohn <edelsohn@gnu.org>
28230 Roger Sayle <roger@eyesopen.com>
28232 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
28234 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
28236 * calls.c (initialize_argument_information): Pass original EXP
28237 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
28238 code to split complex arguments here, as part of initializing the
28240 (expand_call): Remove code that builds a list of arguments and
28241 inserts implicit arguments into it. Instead, just count how many
28242 implicit arguments there will be so we can determine the size of
28243 the ARGS array, and let initialize_argument_information do the work.
28244 (split_complex_values): Delete unused function.
28246 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
28248 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
28250 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
28252 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
28253 for arg pointer based indexed addressing.
28255 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
28257 * config/ia64/ia64.h, config/ia64/ia64.md,
28258 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
28259 spelling conventions.
28261 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
28263 * config/m68k/m68k.c (split_di): New.
28264 * config/m68k/m68k-protos.h: Declare split_di.
28265 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
28266 Improve predicate handling and split constant shifts.
28268 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
28270 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
28271 parameter for register bitfield operations, general predicates
28274 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
28276 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
28277 * config/m68k/linux-unwind.h: New file.
28279 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
28281 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
28282 config/i386/athlon.md, config/ia64/ia64.md,
28283 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
28284 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
28285 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
28286 tree-ssa-loop-niter.c, tree-vect-analyze.c,
28287 tree-vect-transform.c: Fix comment typos.
28289 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
28291 * sched-deps.c (find_insn_list): Remove.
28292 * sched-int.h: Remove the prototype for find_insn_list.
28294 2007-02-16 Geoffrey Keating <geoffk@apple.com>
28296 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
28298 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
28299 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
28300 darwin_rs6000_override_options.
28301 (C_COMMON_OVERRIDE_OPTIONS): Expect
28302 darwin_macosx_version_min to be non-NULL always.
28303 (TARGET_C99_FUNCTIONS): Likewise.
28304 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
28305 (DARWIN_MINVERSION_SPEC): New.
28306 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
28307 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
28309 (DARWIN_MINVERSION_SPEC): New.
28310 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
28312 * config/darwin-c.c (darwin_cpp_builtins): Expect
28313 darwin_macosx_version_min to be non-NULL always.
28315 * config/rs6000/rs6000.c: Clean up trailing whitespace.
28317 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
28319 * config/i386/i386.h (x86_use_xchgb): New.
28320 (TARGET_USE_XCHGB): New macro.
28321 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
28322 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
28323 Split after reload into bswaphi for shifts of 8.
28324 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
28325 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
28326 or when optimizing for size.
28328 2007-02-16 Richard Guenther <rguenther@suse.de>
28329 Christian Bruel <christian.bruel@st.com>
28331 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
28332 DECLs but prefer SSA_NAMEs over DECLs.
28334 2007-02-16 Richard Guenther <rguenther@suse.de>
28336 * tree-flow-inline.h (single_imm_use_p): Remove.
28337 (zero_imm_uses_p): Likewise.
28338 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
28339 instead of single_imm_use_p.
28340 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
28343 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28346 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
28347 nested double- and backquotes.
28349 2007-02-15 Roger Sayle <roger@eyesopen.com>
28351 PR middle-end/30391
28352 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
28353 should be unreachable.
28354 (build2_stat): Allow construction of MODIFY_EXPR at any time.
28355 For the time being redirect GIMPLE_MODIFY_STMT to the new
28356 (renamed) build_gimple_modify_stmt_stat.
28357 (build2_gimple_stat): Rename to...
28358 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
28359 Always build a GIMPLE_MODIFY_STMT node.
28360 * tree.h (build2_gimple, build2_gimple_stat): Delete.
28361 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
28364 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
28365 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
28366 * tree-complex.c (set_component_ssa_name, expand_complex_move,
28367 expand_complex_div_wide): Likewise.
28368 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
28369 * tree-ssa-loop-im.c (schedule_sm): Likewise.
28370 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
28371 * tree-ssa-loop-manip.c (create_iv): Likewise.
28372 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
28373 abs_replacement): Likewise.
28374 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
28375 realify_fake_stores): Likewise.
28377 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
28378 node rather than a GIMPLE_MODIFY_STMT node.
28379 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
28380 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
28382 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
28383 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
28384 GIMPLE_MODIFY_STMT.
28386 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
28388 PR middle-end/30433
28389 * fold-const.c (fold_comparison): Add back the
28390 folding of constant complex comparisions.
28392 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
28394 PR middle-end/30729
28395 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
28396 effects unknown to this function, return early.
28398 2007-02-15 Ian Lance Taylor <iant@google.com>
28400 * lower-subreg.c (move_eh_region_note): New static function.
28401 (resolve_simple_move): Call it.
28402 (decompose_multiword_subregs): Track blocks for which we resolve a
28403 simple move which is also a control flow insn. Pass them to
28404 find_many_sub_basic_blocks.
28405 (pass_lower_subreg): Add TODO_verify_flow.
28406 (pass_lower_subreg2): Likewise.
28408 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28409 Brooks Moses <brooks.moses@codesourcery.com>
28410 Lee Millward <lee.millward@codesourcery.com>
28412 * tree.h (enum tree_code_class): Add tcc_vl_exp.
28413 (VL_EXP_CLASS_P): New.
28414 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
28416 (TREE_OPERAND_CHECK_CODE): Likewise.
28417 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
28418 (TREE_RTL_OPERAND_CHECK): Likewise.
28419 (tree_operand_check_failed): Make second parameter the whole tree
28420 instead of its code. Fixed callers.
28421 (VL_EXP_CHECK): New.
28422 (TREE_OPERAND_LENGTH): New.
28423 (VL_EXP_OPERAND_LENGTH): New.
28424 (CALL_EXPR_FN): New.
28425 (CALL_EXPR_STATIC_CHAIN): New.
28426 (CALL_EXPR_ARGS): New.
28427 (CALL_EXPR_ARG): New.
28428 (call_expr_nargs): New.
28429 (CALL_EXPR_ARGP): New.
28430 (build_nt_call_list): Declare.
28431 (build_vl_exp_stat): Declare.
28432 (build_vl_exp): New.
28433 (build_call_list): Declare.
28434 (build_call_nary): Declare.
28435 (build_call_valist): Declare.
28436 (build_call_array): Declare.
28437 (call_expr_arg): Declare.
28438 (call_expr_argp): Declare.
28439 (call_expr_arglist): Declare.
28440 (fold_build_call_list): Declare.
28441 (fold_build_call_list_initializer): Declare.
28442 (fold_call_expr): Declare to replace fold_builtin.
28443 (fold_builtin_fputs): Update to agree with modified definition.
28444 (fold_builtin_strcpy): Likewise.
28445 (fold_builtin_strncpy): Likewise.
28446 (fold_builtin_memory_chk): Likewise.
28447 (fold_builtin_stxcpy_chk): Likewise.
28448 (fold_builtin_strncpy_chk): Likewise.
28449 (fold_builtin_next_arg): Likewise.
28450 (fold_build_call_expr): Declare.
28451 (fold_builtin_call_list): Declare.
28452 (fold_builtin_call_valist): Declare.
28453 (build_call_expr): Declare.
28454 (validate_arglist): Update to agree with modified definition.
28455 (tree_operand_length): New.
28456 (call_expr_arg_iterator): New.
28457 (init_call_expr_arg_iterator): New.
28458 (next_call_expr_arg): New.
28459 (first_call_expr_arg): New.
28460 (more_call_expr_args_p): New.
28461 (FOR_EACH_CALL_EXPR_ARG): New.
28463 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
28464 and tcc_gimple_stmt.
28465 (tree_code_size): Update documentation. Use sizeof (tree) rather
28466 than sizeof (char *).
28467 (tree_size): Likewise. Add case for tcc_vl_exp.
28468 (tree_node_structure): Add case for tcc_vl_exp.
28469 (contains_placeholder_p): Likewise.
28470 (substitute_in_expr): Likewise.
28471 (substitute_placeholder_in_expr): Likewise.
28472 (stabilize_reference_1): Likewise.
28473 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
28474 to diagnose breakage of this interface for constructing CALL_EXPRs.
28475 (build_nt): Add similar assertion here.
28476 (build_nt_call_list): New.
28477 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
28478 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
28480 (get_callee_fndecl): Use new CALL_EXPR accessors.
28481 (tree_operand_check_failed): Change parameters to pass entire node
28482 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
28483 (process_call_operands): New.
28484 (build_vl_exp_stat): New.
28485 (build_call_list): New.
28486 (build_call_nary): New.
28487 (build_call_valist): New.
28488 (build_call_array): New.
28489 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28490 (call_expr_arglist): New.
28492 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
28493 tcc_vl_exp instead of a fixed-size tcc_expression.
28495 * doc/c-tree.texi (CALL_EXPR): Document new representation and
28496 accessors for CALL_EXPRs.
28497 (AGGR_INIT_EXPR): Likewise.
28499 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28500 Brooks Moses <brooks.moses@codesourcery.com>
28501 Lee Millward <lee.millward@codesourcery.com>
28503 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
28504 (expand_builtin_nonlocal_goto): Change parameter to be entire
28505 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
28506 (expand_builtin_prefetch): Likewise.
28507 (expand_builtin_classify_type): Likewise.
28508 (mathfn_built_in): Return NULL_TREE instead of 0.
28509 (expand_errno_check): Use new CALL_EXPR accessors.
28510 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
28511 Return NULL_RTX instead of 0.
28512 (expand_builtin_mathfn_2): Likewise.
28513 (expand_builtin_mathfn_3): Likewise.
28514 (expand_builtin_interclass_mathfn): Likewise.
28515 (expand_builtin_sincos): Likewise.
28516 (expand_builtin_cexpi): Likewise.
28517 (expand_builtin_int_roundingfn): Likewise.
28518 (expand_builtin_int_roundingfn_2): Likewise.
28519 (expand_builtin_pow): Likewise.
28520 (expand_builtin_powi): Likewise.
28521 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
28522 of arglist, fixing callers appropriately. Use new CALL_EXPR
28523 accessors and constructors. Return NULL_RTX instead of 0.
28524 (expand_builtin_strstr): Likewise.
28525 (expand_builtin_strchr): Likewise.
28526 (expand_builtin_strrchr): Likewise.
28527 (expand_builtin_strpbrk): Likewise.
28528 (expand_builtin_memcpy): Likewise.
28529 (expand_builtin_mempcpy): Likewise.
28530 (expand_builtin_mempcpy_args): New.
28531 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
28532 (expand_builtin_memmove_args): New.
28533 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
28534 (expand_movstr): Likewise.
28535 (expand_builtin_strcpy): Likewise.
28536 (expand_builtin_strcpy_args): New.
28537 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
28538 (expand_builtin_strncpy): Likewise.
28539 (expand_builtin_memset): Likewise.
28540 (expand_builtin_memset_args): New.
28541 (expand_builtin_bzero): Similarly to expand_builtin_memset.
28542 (expand_builtin_memcmp): Likewise.
28543 (expand_builtin_strcmp): Likewise.
28544 (expand_builtin_strncmp): Likewise.
28545 (expand_builtin_strcat): Likewise.
28546 (expand_builtin_strncat): Likewise.
28547 (expand_builtin_strspn): Likewise.
28548 (expand_builtin_strcspn): Likewise.
28549 (expand_builtin_args_info): Likewise.
28550 (expand_builtin_va_start): Likewise.
28551 (gimplify_va_arg_expr): Likewise.
28552 (expand_builtin_va_end): Likewise.
28553 (expand_builtin_va_copy): Likewise.
28554 (expand_builtin_frame_address): Likewise.
28555 (expand_builtin_alloca): Likewise.
28556 (expand_builtin_bswap): Likewise.
28557 (expand_builtin_unop): Likewise.
28558 (expand_builtin_fputs): Likewise.
28559 (expand_builtin_expect): Likewise.
28560 (expand_builtin_fabs): Likewise.
28561 (expand_builtin_copysign): Likewise.
28562 (expand_builtin_printf): Likewise.
28563 (expand_builtin_fprintf): Likewise.
28564 (expand_builtin_sprintf): Likewise.
28565 (expand_builtin_init_trampoline): Likewise.
28566 (expand_builtin_signbit): Likewise.
28567 (expand_builtin_fork_or_exec): Likewise.
28568 (expand_builtin_sync_operation): Likewise.
28569 (expand_builtin_compare_and_swap): Likewise.
28570 (expand_builtin_lock_test_and_set): Likewise.
28571 (expand_builtin_lock_release): Likewise.
28572 (expand_builtin): Likewise.
28573 (builtin_mathfn_code): Likewise.
28575 (fold_builtin_constant_p): Pass call arguments individually instead
28576 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28577 accessors and constructors. Return NULL_TREE instead of 0.
28578 (fold_builtin_expect): Likewise.
28579 (fold_builtin_classify_type): Likewise.
28580 (fold_builtin_strlen): Likewise.
28581 (fold_builtin_nan): Likewise.
28582 (integer_valued_real_p): Likewise.
28583 (fold_trunc_transparent_mathfn): Likewise.
28584 (fold_fixed_mathfn): Likewise.
28585 (fold_builtin_cabs): Likewise.
28586 (fold_builtin_sqrt): Likewise.
28587 (fold_builtin_cbrt): Likewise.
28588 (fold_builtin_cos): Likewise.
28589 (fold_builtin_cosh): Likewise.
28590 (fold_builtin_tan): Likewise.
28591 (fold_builtin_sincos): Likewise.
28592 (fold_builtin_cexp): Likewise.
28593 (fold_builtin_trunc): Likewise.
28594 (fold_builtin_floor): Likewise.
28595 (fold_builtin_ceil): Likewise.
28596 (fold_builtin_round): Likewise.
28597 (fold_builtin_int_roundingfn): Likewise.
28598 (fold_builtin_bitop): Likewise.
28599 (fold_builtin_bswap): Likewise.
28600 (fold_builtin_logarithm): Likewise.
28601 (fold_builtin_hypot): Likewise.
28602 (fold_builtin_pow): Likewise.
28603 (fold_builtin_powi): Likewise.
28604 (fold_builtin_exponent): Likewise.
28605 (fold_builtin_memset): Likewise.
28606 (fold_builtin_bzero): Likewise.
28607 (fold_builtin_memory_op): Likewise.
28608 (fold_builtin_bcopy): Deleted; call site changed to invoke
28609 fold_builtin_memory_op directly.
28610 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
28611 (fold_builtin_strncpy): Likewise.
28612 (fold_builtin_memcmp): Likewise.
28613 (fold_builtin_strcmp): Likewise.
28614 (fold_builtin_strncmp): Likewise.
28615 (fold_builtin_signbit): Likewise.
28616 (fold_builtin_copysign): Likewise.
28617 (fold_builtin_isascii): Likewise.
28618 (fold_builtin_toascii): Likewise.
28619 (fold_builtin_isdigit): Likewise.
28620 (fold_builtin_fabs): Likewise.
28621 (fold_builtin_abs): Likewise.
28622 (fold_builtin_fmin_fmax): Likewise.
28623 (fold_builtin_carg): Likewise.
28624 (fold_builtin_classify): Likewise.
28625 (fold_builtin_unordered_cmp): Likewise.
28627 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
28628 New functions split out from fold_builtin_1.
28629 (fold_builtin_n): New.
28630 (fold_builtin_varargs): New.
28631 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
28633 (fold_call_expr): New.
28634 (build_function_call_expr): Rewrite to use new helper function.
28635 (fold_builtin_call_list): New.
28636 (build_call_expr): New.
28637 (fold_builtin_call_valist): New.
28638 (rewrite_call_expr): New.
28639 (validate_arg): New.
28640 (validate_arglist): Change parameter to be entire CALL_EXPR instead
28641 of an arglist. Change return type to bool. Use new CALL_EXPR
28644 (fold_builtin_strstr): Pass call arguments individually instead
28645 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28646 accessors and constructors. Return NULL_TREE instead of 0.
28647 (fold_builtin_strchr): Likewise.
28648 (fold_builtin_strrchr): Likewise.
28649 (fold_builtin_strpbrk): Likewise.
28650 (fold_builtin_strcat): Likewise.
28651 (fold_builtin_strncat): Likewise.
28652 (fold_builtin_strspn): Likewise.
28653 (fold_builtin_strcspn): Likewise.
28654 (fold_builtin_fputs): Likewise.
28655 (fold_builtin_next_arg): Likewise.
28656 (fold_builtin_sprintf): Likewise.
28658 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
28659 NULL_RTX instead of 0.
28660 (expand_builtin_memory_chk): Likewise.
28661 (maybe_emit_chk_warning): Likewise.
28662 (maybe_emit_sprintf_chk_warning): Likewise.
28664 (fold_builtin_object_size): Pass call arguments individually instead
28665 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28666 accessors and constructors. Return NULL_TREE instead of 0.
28667 (fold_builtin_memory_chk): Likewise.
28668 (fold_builtin_stxcpy_chk): Likewise.
28669 (fold_builtin_strncpy_chk): Likewise.
28670 (fold_builtin_strcat_chk): Likewise.
28671 (fold_builtin_strcat_chk): Likewise.
28672 (fold_builtin_strncat_chk): Likewise.
28673 (fold_builtin_sprintf_chk): Likewise.
28674 (fold_builtin_snprintf_chk): Likewise.
28675 (fold_builtin_printf): Likewise.
28676 (fold_builtin_vprintf): Likewise.
28678 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
28680 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
28681 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28682 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
28683 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
28684 (fold_unary): Likewise.
28685 (fold_binary): Likewise.
28686 (fold_ternary): Remove CALL_EXPR case, since they are no longer
28687 ternary expressions.
28688 (fold): Add logic for tcc_vl_exp.
28689 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
28690 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28691 (fold_build3_stat): Add assertion to flag broken interface for
28692 constructing CALL_EXPRs.
28693 (fold_build_call_list): New.
28694 (fold_build_call_list_initializer): New.
28695 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
28697 (fold_strip_sign_ops): Likewise.
28699 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28700 Brooks Moses <brooks.moses@codesourcery.com>
28701 Lee Millward <lee.millward@codesourcery.com>
28703 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
28704 accessors and dump arguments explicitly.
28706 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
28708 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
28710 (print_call_name): Use new CALL_EXPR accessors.
28712 * print-tree.c (print_node): Add case tcc_vl_exp. Print
28713 CALL_EXPR arguments explicitly instead of as a list. Use
28714 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28716 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
28717 (vrp_visit_stmt): Likewise.
28719 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
28720 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
28722 (force_move_till_expr): Likewise.
28724 * targhooks.c (default_external_stack_protect_fail): Use
28725 build_call_expr instead of build_function_call_expr.
28726 (default_hidden_stack_protect_fail): Likewise.
28728 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
28731 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
28732 and walk arguments explicitly.
28734 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
28735 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28736 (expand_simple_operations): Likewise.
28737 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
28739 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
28740 of TREE_CODE_LENGTH.
28741 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
28743 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
28744 instead of TREE_CODE_LENGTH.
28746 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
28747 (tree_ic_transform): Likewise.
28748 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
28749 parameter instead of arglist. Fix callers.
28750 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
28751 (tree_stringops_transform): Likewise.
28752 (tree_indirect_call_to_profile): Likewise.
28753 (tree_stringops_values_to_profile): Likewise.
28755 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
28756 (eliminate_tail_call): Likewise.
28758 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
28760 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
28761 Use TREE_OPERAND_LENGTH and generalize to handle any number of
28763 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
28765 * omp-low.c (build_omp_barrier): Use build_call_expr.
28766 (lower_rec_input_clauses): Likewise.
28767 (lower_reduction_clauses): Likewise.
28768 (expand_parallel_call): Likewise.
28769 (maybe_catch_exception): Likewise.
28770 (expand_omp_for_generic): Likewise.
28771 (expand_omp_for_static_nochunk): Likewise.
28772 (expand_omp_sections): Likewise.
28773 (lower_omp_single_simple): Likewise.
28774 (lower_omp_single_copy): Likewise.
28775 (lower_omp_master): Likewise.
28776 (lower_omp_ordered): Likewise.
28777 (lower_omp_critical): Likewise.
28779 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
28780 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
28782 * tree-gimple.c (is_gimple_call_addr): Fix doc.
28783 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
28784 TREE_CODE_LENGTH. Add tcc_vl_exp case.
28786 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
28787 and generalize to handle any number of operands.
28788 (chrec_contains_undetermined): Likewise.
28789 (tree_contains_chrecs): Likewise.
28790 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
28792 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
28794 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
28795 fold_call_expr instead of fold_builtin.
28796 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
28797 match declarations there.
28798 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
28801 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
28802 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28804 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
28805 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
28807 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
28810 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
28811 (execute_cse_sincos): Use new CALL_EXPR accessors.
28813 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
28815 * gimple-low.c (lower_function_body): Use build_call_expr.
28816 (lower_builtin_setjmp): Likewise.
28818 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
28819 (set_storage_via_libcall): Likewise.
28820 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
28821 instead of TREE_CODE_LENGTH.
28822 (expand_expr_real_1): Use new CALL_EXPR accessors.
28824 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
28825 generalize to handle any number of operands.
28826 (TB_parent_eq): Likewise.
28828 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
28829 (strip_builtin_expect): Likewise.
28831 * function.c (gimplify_parameters): Use build_call_expr.
28833 * tree-vectorizer.c (vect_is_simple_reduction): Use
28834 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28836 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
28837 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
28839 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
28842 * gimplify.c (build_stack_save_restore): Use build_call_expr.
28843 (gimplify_decl_expr): Likewise.
28844 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
28845 Use new CALL_EXPR iterators.
28846 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
28847 (gimplify_modify_expr_to_memset): Likewise.
28848 (gimplify_variable_sized_compare): Likewise.
28849 (gimplify_omp_atomic_fetch_op): Likewise.
28850 (gimplify_omp_atomic_pipeline): Likewise.
28851 (gimplify_omp_atomic_mutex): Likewise.
28852 (gimplify_function_tree): Likewise.
28854 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
28855 (call_expr_flags): Likewise.
28856 (expand_call): Likewise.
28858 * except.c (expand_builtin_eh_return_data_regno): Pass entire
28859 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
28862 * coverage.c (create_coverage): Use build_call_expr.
28864 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
28865 (temp_call_expr_obstack): New.
28866 (pool_copy_list): Delete.
28867 (temp_copy_call_expr): New.
28868 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
28869 CALL_EXPR accessors. Get rid of special goo for copying argument
28870 lists and use temp_copy_call_expr instead.
28871 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
28872 CALL_EXPR accessors.
28873 (create_expression_by_pieces): Likewise. Use build_call_array
28874 to construct the result instead of fold_build3.
28875 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
28876 dealing with argument lists.
28877 (init_pre): Remove references to expression_node_pool and
28878 list_node_pool. Init temp_call_expr_obstack instead.
28879 (fini_pre): Remove references to expression_node_pool and
28882 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
28883 and walk arguments explicitly instead of as a list.
28885 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
28886 (mx_register_decls): Likewise.
28887 (mudflap_register_call): Likewise.
28888 (mudflap_finish_file): Likewise.
28890 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
28891 (ipa_callsite_compute_param): Likewise.
28893 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
28894 accessors and constructor.
28896 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
28897 accessors and constructor.
28898 (convert_tramp_reference): Likewise.
28899 (convert_call_expr): Likewise.
28900 (finalize_nesting_tree_1): Likewise.
28902 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
28905 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
28907 * tree-inline.c (initialize_inlined_parameters): Pass entire
28908 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
28910 (estimate_num_insns_1): Use new CALL_EXPR accessors.
28911 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
28913 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
28914 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28915 (vectorizable_reduction): Likewise.
28916 (vectorizable_call): Use new CALL_EXPR iterators.
28917 (vectorizable_conversion): Use build_call_expr.
28918 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
28919 (vect_gen_widened_results_half): Use build_call_expr.
28920 (vect_setup_realignment): Likewise.
28921 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
28923 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
28924 (pass_through_call): Likewise.
28925 (compute_object_sizes): Likewise. Use fold_call_expr instead of
28928 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
28929 (tree_gen_pow2_profiler): Likewise.
28930 (tree_gen_one_value_profiler): Likewise.
28931 (tree_gen_ic_func_profiler): Likewise.
28932 (tree_gen_average_profiler): Likewise.
28933 (tree_gen_ior_profiler): Likewise.
28935 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
28936 (find_func_aliases): Use new CALL_EXPR accessors. Add case
28937 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28939 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
28940 of TREE_CODE_LENGTH.
28942 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
28943 of TREE_CODE_LENGTH.
28945 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
28947 (convert_to_integer): Likewise.
28949 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
28952 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28953 Brooks Moses <brooks.moses@codesourcery.com>
28954 Lee Millward <lee.millward@codesourcery.com>
28956 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
28958 * config/frv/frv.c (frv_expand_builtin): Likewise.
28959 * config/s390/s390.c (s390_expand_builtin): Likewise.
28961 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
28962 (sparc_expand_builtin): Use new CALL_EXPR accessors.
28964 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
28965 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
28966 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
28967 (ix86_expand_store_builtin): Likewise.
28968 (ix86_expand_unop_builtin): Likewise.
28969 (ix86_expand_unop1_builtin): Likewise.
28970 (ix86_expand_sse_compare): Likewise.
28971 (ix86_expand_sse_comi): Likewise.
28972 (ix86_expand_vec_init_builtin): Likewise.
28973 (ix86_expand_vec_ext_builtin): Likewise.
28974 (ix86_expand_vec_set_builtin): Likewise.
28975 (ix86_expand_builtin): Use new CALL_EXPR accessors.
28977 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
28978 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
28980 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
28981 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
28982 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
28984 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
28986 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
28987 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
28988 arglist. Use new CALL_EXPR accessors. Fix callers.
28989 (altivec_expand_abs_builtin): Likewise.
28990 (rs6000_expand_binop_builtin): Likewise.
28991 (altivec_expand_predicate_builtin): Likewise.
28992 (altivec_expand_lv_builtin): Likewise.
28993 (spe_expand_stv_builtin): Likewise.
28994 (altivec_expand_stv_builtin): Likewise.
28995 (rs6000_expand_ternop_builtin): Likewise.
28996 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
28997 (altivec_expand_st_builtin): Likewise.
28998 (altivec_expand_dst_builtin): Likewise.
28999 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
29000 arglist. Use new CALL_EXPR accessors. Fix callers.
29001 (altivec_expand_vec_set_builtin): Likewise.
29002 (altivec_expand_vec_ext_builtin): Likewise.
29003 (altivec_expand_builtin): Use new CALL_EXPR accessors.
29004 (spe_expand_builtin): Likewise.
29005 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
29006 arglist. Use new CALL_EXPR accessors. Fix callers.
29007 (spe_expand_evsel_builtin): Likewise.
29008 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
29009 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
29011 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
29012 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
29013 (arm_expand_unop_builtin): Likewise.
29014 (arm_expand_builtin): Use new CALL_EXPR accessors.
29016 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
29019 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
29020 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
29022 (bfin_expand_unop_builtin): Likewise.
29023 (bfin_expand_builtin): Use new CALL_EXPR accessors.
29025 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
29026 Brooks Moses <brooks.moses@codesourcery.com>
29027 Lee Millward <lee.millward@codesourcery.com>
29029 * c-semantics.c (build_stmt): Add internal diagnostic check.
29031 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
29032 accessors. Print arguments explicitly instead of as a list.
29034 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
29036 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
29037 (c_finish_omp_flish): Likewise.
29039 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
29040 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
29041 instead of TREE_CODE_LENGTH.
29042 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
29043 (c_warn_unused_result): Likewise.
29045 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29048 * doc/invoke.texi (Warning Options): Remove
29049 -Werror-implicit-function-declaration.
29050 (Wimplicit-function-declaration): Update description.
29051 * opts.c (common_handle_option): Move handling of -Werror=* to...
29052 (enable_warning_as_error): ...here.
29053 * opts.h (enable_warning_as_error): Declare.
29054 * c-decl.c (implicit_decl_warning): Unless
29055 -Wno-implicit-function-declaration is given, emit a pedwarn if
29056 -std=c99 or emit a warning if -Wimplicit-function-declaration.
29057 * c.opt (Wimplicit-function-declaration): Replace
29058 mesg_implicit_function_declaration with
29059 warn_implicit_function_declaration.
29060 * c-opts.c (c_common_handle_option):
29061 -Werror-implicit-function-declaration is exactly equal as
29062 -Werror=implicit-function-declaration.
29063 (set_Wimplicit): Replace mesg_implicit_function_declaration with
29064 warn_implicit_function_declaration.
29065 (c_common_post_options): -Wimplict-function-declaration is enabled
29066 by default by -std=c99, otherwise is disabled by default.
29067 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
29069 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
29071 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
29072 DECL on the rhs to a DECL on the lhs for debug info purposes if the
29073 former is ignored but not the latter.
29075 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
29077 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
29078 is made and the reference doesn't use the alias set of its type,
29079 do not create the temporary using that type.
29081 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
29083 * jump.c: Remove prototypes for delete_computation and
29084 delete_prior_computation.
29086 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
29088 * jump.c (get_label_after): Delete.
29089 (get_label_before, delete_computation, delete_jump,
29090 delete_prior_computation, follow_jumps): Move...
29091 * reorg.c (delete_computation, delete_prior_computation): ... here...
29092 (get_label_before, delete_jump): ... making these static ...
29093 (follow_jumps): ... and simplifying this since it only runs after
29095 * rtl.h (get_label_after, get_label_before, delete_jump,
29096 follow_jumps): Delete prototypes.
29098 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
29100 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
29102 2007-02-15 Nick Clifton <nickc@redhat.com>
29104 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
29105 order to prevent it from being munged by the target.
29107 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
29109 * config/i386/i386.md: Remove misleading comment.
29111 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
29113 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
29114 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
29117 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
29119 * tree-sra.c (instantiate_missing_elements): Canonicalize
29121 (sra_build_assignment): New.
29122 (generate_copy_inout, generate_element_copy,
29123 generate_element_zero, generate_one_element_init): Use it.
29125 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
29127 * tree-sra.c (instantiate_missing_elements): Canonicalize
29129 (sra_build_assignment): New.
29130 (generate_copy_inout, generate_element_copy,
29131 generate_element_zero, generate_one_element_init): Use it.
29133 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
29135 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
29138 2007-02-14 Joseph Myers <joseph@codesourcery.com>
29140 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
29141 types as aggregates not scalars.
29142 * function.c (assign_stack_temp_for_type): Likewise.
29144 2007-02-14 Roger Sayle <roger@eyesopen.com>
29145 Zdenek Dvorak <dvorakz@suse.cz>
29147 * tree-dump.c (dump_switch_p_1): Require exact match of the option
29150 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
29152 * passes.c (next_pass_1): Clear the next field of the copied
29155 2007-02-14 Richard Henderson <rth@redhat.com>
29157 * tree-sra.c (early_sra): New.
29158 (decl_can_be_decomposed_p): Deny va_list if early_sra.
29159 (tree_sra_early, pass_sra_early): New.
29160 * tree-pass.h (pass_sra_early): Declare.
29161 * passes.c (init_optimization_passes): Use it.
29163 2007-02-14 Richard Guenther <rguenther@suse.de>
29165 * flags.h (issue_strict_overflow_warning): Convert to a macro.
29167 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
29169 PR tree-optimization/30771
29170 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
29172 (vect_analyze_operations): Induction phis can now be marked as
29174 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
29175 Update documentation accordingly.
29177 2007-02-14 Nick Clifton <nickc@redhat.com>
29179 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
29180 most 3 arguments are supported.
29181 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
29183 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
29185 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
29186 Ensure dst->current is valid.
29188 2007-02-13 Paul Brook <paul@codesourcery.com>
29190 * config.gcc: Add arm*-*-uclinux-*eabi.
29191 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
29192 (SUBTARGET_EXTRA_LINK_SPEC): Define.
29193 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
29194 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
29195 (LINK_SPEC): Define.
29196 (LIB_SPEC): Define.
29197 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
29199 * config/arm/uclinux-eabi.h: New file.
29200 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
29201 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
29204 2007-02-13 Ian Lance Taylor <iant@google.com>
29206 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
29207 * flags.h (warn_strict_overflow): Declare.
29208 (enum warn_strict_overflow_code): Define.
29209 (issue_strict_overflow_warning): New static inline function.
29210 * opts.c (warn_strict_overflow): New variable.
29211 (common_handle_option): Handle OPT_Wstrict_overflow and
29212 OPT_Wstrict_overflow_.
29213 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
29215 * fold-const.c: Include intl.h.
29216 (fold_deferring_overflow_warnings): New static variable.
29217 (fold_deferred_overflow_warning): New static variable.
29218 (fold_deferred_overflow_code): New static variable.
29219 (fold_defer_overflow_warnings): New function.
29220 (fold_undefer_overflow_warnings): New function.
29221 (fold_undefer_and_ignore_overflow_warnings): New function.
29222 (fold_deferring_overflow_warnings_p): New function.
29223 (fold_overflow_warning): New static function.
29224 (make_range): Add strict_overflow_p parameter. Change all
29226 (extract_muldiv, extract_muldiv_1): Likewise.
29227 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
29228 tree_expr_nonnegative_p.
29229 (fold_negate_expr): Call fold_overflow_warning.
29230 (fold_range_test): Likewise.
29231 (fold_comparison): Likewise.
29232 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
29233 instead of tree_expr_nonnegative_p.
29234 (tree_expr_nonnegative_warnv_p): Rename from
29235 tree_expr_nonnegative_p, add strict_overflow_p parameter.
29236 (tree_expr_nonnegative_p): New function.
29237 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
29238 strict_overflow_p parameter.
29239 (tree_expr_nonzero_p): New function.
29240 * passes.c (verify_interpass_invariants): New static function.
29241 (execute_one_pass): Call it.
29242 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
29244 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
29245 (estimate_numbers_of_iterations): Likewise.
29246 (scev_probably_wraps_p): Likewise.
29247 * tree-ssa-ccp.c: Include "toplev.h".
29248 (evaluate_stmt): Defer fold overflow warnings until we know we are
29250 (struct fold_stmt_r_data): Add stmt field.
29251 (fold_stmt_r): Defer fold overflow warnings until we know we
29253 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
29254 (fold_stmt_inplace): Likewise.
29255 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
29256 (cleanup_control_expr_graph): Defer fold overflow warnings until
29257 we know we are going to optimize.
29258 * tree-cfg.c (fold_cond_expr_cond): Likewise.
29259 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
29261 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
29262 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
29263 * tree-ssa-loop-manip.c (create_iv): Likewise.
29264 * c-typeck.c (build_conditional_expr): Likewise.
29265 (build_binary_op): Likewise.
29266 * tree-vrp.c (vrp_expr_computes_nonzero): Call
29267 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
29268 (extract_range_from_unary_expr): Likewise.
29269 * simplify-rtx.c (simplify_const_relational_operation): Warn when
29270 assuming that signed overflow does not occur.
29271 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
29272 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
29273 (fold_defer_overflow_warnings): Declare.
29274 (fold_undefer_overflow_warnings): Declare.
29275 (fold_undefer_and_ignore_overflow_warnings): Declare.
29276 (fold_deferring_overflow_warnings_p): Declare.
29277 (tree_expr_nonzero_warnv_p): Declare.
29278 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
29279 of warning options.
29280 (Warning Options): Document -Wstrict-overflow.
29281 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
29282 (tree-ssa-ccp.o): Likewise.
29283 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
29284 (fold-const.o): Depend on intl.h.
29286 2007-02-13 Ian Lance Taylor <iant@google.com>
29288 PR middle-end/30751
29289 * lower-subreg.c (resolve_simple_move): Decompose subregs in
29292 2007-02-13 Stuart Hastings <stuart@apple.com>
29294 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
29296 2007-02-13 Richard Henderson <rth@redhat.com>
29298 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
29299 handled_component_p before looking for the indirect_ref.
29301 2007-02-13 Richard Henderson <rth@redhat.com>
29303 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
29304 remove flags clobber.
29305 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
29306 (bswaphi_lowpart): New.
29307 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
29308 remove TARGET_BSWAP test. Delete expander of the same name.
29310 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
29311 (expand_unop): Use them.
29313 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
29315 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
29316 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
29317 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
29318 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
29319 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
29320 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
29321 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
29322 assembler dialect choice from asm templates.
29324 2007-02-12 Richard Henderson <rth@redhat.com>
29326 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
29327 (fixuns_trunc<SSEMODEF>si2): Use it.
29328 * config/i386/sse.md (vec_setv4sf_0): Export.
29329 * config/i386/i386.c (ix86_build_const_vector): Export.
29330 (ix86_split_convert_uns_si_sse): Rename from
29331 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
29332 * config/i386/i386-protos.h: Update.
29334 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29337 * c-typeck.c (c_finish_return): Improve warning message.
29339 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29341 * alias.c (find_symbolic_term): Delete unused function.
29343 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
29345 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
29346 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
29347 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
29349 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
29351 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
29352 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
29353 the function, temporarily point the debug interface to the null one.
29355 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
29357 * dwarf2out.c (round_up_to_align): New static function.
29358 (field_byte_offset): Use it to round the offset.
29360 2007-02-12 Richard Henderson <rth@redhat.com>
29362 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
29363 (inswl_const): Export.
29365 2007-02-12 Richard Henderson <rth@redhat.com>
29367 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
29368 result mode of the libcall, convert back to outmode.
29370 2007-02-12 Roger Sayle <roger@eyesopen.com>
29372 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
29373 (bswapdi2): New define_expand to implement 32-bit implementation.
29375 2007-02-12 Nick Clifton <nickc@redhat.com>
29377 * doc/invoke.texi (Overall Options): Document --help=.
29378 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
29379 (cc1_options): Pass --help= on to cc1.
29380 (display_help): Add description of --help=.
29381 (process_command): Add code to handle --help=. Allow translated
29382 --help and --target-help switches to be passed on to compiler
29384 (main): Remove unused if statement.
29385 * opts.c (columns): Remove.
29386 (LEFT_COLUMN): Define.
29387 (wrap_help): Add columns argument.
29388 (print_filtered_help): Change parameters to be an include bitmask,
29389 an exclude bitmask, an any bitmask and the column width. Move the
29390 code to display the params list here. Add code to display the
29391 status of options rather than their descriptions if the quiet flag
29393 (print_specific_help): Change parameters to be an include bitmask,
29394 an exclude bitmask and an any bitmask. Move code to look up the
29395 column width here. Decide upon the title for an options listing.
29396 (common_handle_options): Add code to handle --help=. Adapt code
29397 for --help and --target-help to use the revised form of the
29398 print_specific_help function.
29399 (print_help): Delete.
29400 (print_param_help): Delete.
29401 (print_switch): Delete.
29402 * opts.h (cl_lang_count): Add prototype.
29403 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
29404 CL_MAX_OPTION_CLASS): New defines.
29405 * optc-gen.awk: Add construction of cl_lang_count.
29406 * c.opt: Add Warning attribute to warning options and Optimization
29407 attribute to optimization options.
29408 * common.opt: Likewise.
29410 Add -fhelp and -ftarget-help as aliases for the transformed --help
29411 and --target-help options.
29412 * opt-functions.awk: Add code to handle Warning and Optimization
29415 2007-02-12 Richard Henderson <rth@redhat.com>
29417 * config/alpha/constraints.md: New file.
29418 * config/alpha/alpha.c: Include tm-constrs.h.
29419 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
29420 alpha_extra_constraint): Remove.
29421 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
29422 * config/alpha/alpha-protos.h: Update.
29423 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
29424 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
29425 (EXTRA_CONSTRAINT): Remove.
29426 * config/alpha/alpha.md: Include constraints.md.
29427 (adddi splitter): Use satisfies_constraint_*.
29428 * config/alpha/predicates.md (add_operand): Likewise.
29429 (sext_add_operand, addition_operation): Likewise.
29431 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
29433 PR tree-optimization/29145
29434 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
29435 in our handling of restrict qualified pointers.
29437 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29440 * doc/invoke.texi (Wunused-value): Update description.
29441 (Wextra): Delete item.
29442 * opts.c (set_Wextra): Don't use the value of Wextra to set the
29443 value of Wunused-value.
29444 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
29445 (c_finish_stmt_expr): Don't check extra_warnings.
29446 (emit_side_effect_warnings): The caller is responsible to check
29449 2007-02-11 Roger Sayle <roger@eyesopen.com>
29450 Matt Thomas <matt@3am-software.com>
29452 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
29454 2007-02-11 Roger Sayle <roger@eyesopen.com>
29456 * simplify-rtx.c (simplify_relational_operation_1): Optimize
29457 comparisons of POPCOUNT against zero.
29458 (simplify_const_relational_operation): Likewise.
29460 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29462 * doc/invoke.texi (Wextra): Delete outdated paragraph.
29464 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29466 * dwarf2out.c (root_type): Delete unused function.
29468 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29470 * genattrtab.c (contained_in_p): Delete unused function.
29471 (write_expr_attr_cache): Likewise.
29473 2007-02-11 Jan Hubicka <jh@suse.cz>
29475 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
29478 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
29480 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
29481 to add the REG_EQ* note.
29482 * see.c (see_merge_one_use_extension): Likewise.
29483 * local-alloc.c (update_equiv_regs): Likewise. Also don't
29484 turn REG_EQUAL notes into REG_EQUIV notes if the target
29485 register may have more than one set.
29486 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
29487 * gcse.c (try_replace_reg): Likewise.
29488 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
29489 * calls.c (fixup_tail_calls): Likewise. Abort if there is
29490 more than one REG_EQUIV note.
29491 * reload1.c (gen_reload): Use set_unique_reg_note.
29493 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
29495 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
29496 (ix86_builtin_conversion): New function.
29498 2007-02-06 Mark Mitchell <mark@codesourcery.com>
29501 * tree.h (DECL_REPLACEABLE_P): New macro.
29502 * except.c (set_nothrow_function_flags): Likewise.
29504 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
29505 Ira Rosen <irar@il.ibm.com>
29506 Dorit Nuzman <dorit@il.ibm.com>
29508 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
29509 * targhooks.c (default_builtin_vectorized_conversion): New.
29510 * targhooks.h (default_builtin_vectorized_function): New declaration.
29511 * target.h (struct vectorize): Add builtin_conversion field.
29512 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
29513 stmt_vec_info_type value.
29514 (vectorizable_conversion): New declaration.
29515 * tree-vect-analyze.c (vect_analyze_operations): Add
29516 vectorizable_conversion call.
29517 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
29518 * tree-vect-transform.c (vectorizable_conversion): New function.
29519 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
29520 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
29522 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
29523 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
29524 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
29525 or ALTIVEC_BUILTIN_VCFSX.
29527 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29530 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
29531 CONST_DOUBLE and operand 0 is a hard register.
29532 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
29533 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
29534 is a hard floating-point register.
29536 2007-02-10 Richard Henderson <rth@redhat.com>
29537 Jakub Jelinek <jakub@redhat.com>
29538 Alexandre Oliva <aoliva@redhat.com>
29540 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
29541 * builtin-types.def (BT_WORD): Make unsigned.
29542 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
29543 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
29544 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
29545 * c-decl.c (grokdeclarator): Don't error if !have_tls.
29546 * c-parser.c (c_parser_omp_threadprivate): Likewise.
29547 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
29549 * expr.c (emutls_var_address): New.
29550 (expand_expr_real_1): Expand emulated tls.
29551 (expand_expr_addr_expr_1): Likewise.
29552 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
29553 * output.h (emutls_finish): Declare.
29554 * toplev.c (compile_file): Call it.
29555 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
29556 address before wrapping in CONST.
29557 * varasm.c (emutls_htab, emutls_object_type): New.
29558 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
29559 (get_emutls_object_name, get_emutls_object_type): New.
29560 (get_emutls_init_templ_addr, emutls_decl): New.
29561 (emutls_common_1, emutls_finish): New.
29562 (assemble_variable): When emulating tls, swap decls; generate
29563 constructor for the emutls objects.
29564 (do_assemble_alias): When emulating tls, swap decl and target name.
29565 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
29567 * varpool.c (decide_is_variable_needed): Look at force_output.
29568 Recurse for emulated tls.
29569 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
29570 with decide_is_variable_needed.
29571 * emutls.c: New file.
29572 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
29573 tls_object for real tls.
29575 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
29577 PR rtl-optimization/29599
29578 * reload1.c (eliminate_regs_in_insn): Take the destination
29579 mode into account when computing the offset.
29581 2007-02-09 Stuart Hastings <stuart@apple.com>
29582 Richard Henderson <rth@redhat.com>
29584 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
29585 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
29586 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
29587 fixuns_truncdfhi2): New.
29588 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
29589 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
29590 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
29591 (floatunssidf2): Allow nonimmediate source.
29592 * config/i386/sse.md (movdi_to_sse): New.
29593 (vec_concatv2di): Drop '*'.
29594 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
29595 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
29596 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
29598 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
29599 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
29600 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
29601 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
29602 (ix86_build_signbit_mask): Fix decl of v, refactor to call
29603 ix86_build_const_vector.
29604 (x86_emit_floatuns): Rewrite.
29606 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29608 * genautomata.c (longest_path_length): Delete unused function.
29609 (struct state): Delete unused longest_path_length.
29610 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
29611 (get_free_state): Delete unused.
29613 2007-02-09 Jan Hubicka <jh@suse.cz>
29615 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
29616 * doc/invoke.texi (inline-unit-growth): Update default value.
29618 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
29619 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
29620 (rebuild_cgraph_edges): Likewise.
29621 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
29622 (dump_cgraph_node): Dump frequencies.
29623 (cgraph_clone_edge): Add frequency scales.
29624 (cgraph_clone_node): Add freuqnecy.
29625 * cgraph.h (cgraph_edge): Add freuqnecy argument.
29626 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
29627 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
29628 * tree-pass.h (TODO_rebuild_frequencies): New constant.
29629 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
29630 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
29631 (save_inline_function_body): Likewise.
29632 * ipa-inline.c: inluce rtl.h
29633 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
29634 (cgraph_edge_badness): Use frequencies.
29635 (cgraph_decide_recursive_inlining): Update clonning.
29636 (cgraph_decide_inlining_of_small_function): Dump frequency.
29637 * predict.c (estimate_bb_frequencies): Export.
29638 * predict.h (estimate_bb_frequencies): Declare.
29639 * tree-inline.c (copy_bb): Watch overflows.
29640 (expand_call_inline): Update call of cgraph_create_edge.
29641 (optimize_inline_calls): Use TODO flags to update frequnecies.
29642 * passes.h: Include predict.h
29643 (init_optimization_passes): Move profile ahead.
29644 (execute_function_todo): Handle TODO_rebuild_frequencies.
29646 2007-02-09 Roger Sayle <roger@eyesopen.com>
29648 * config/alpha/alpha.c (emit_insxl): Force the first operand of
29649 the insbl or inswl pattern into a register.
29651 2007-02-09 Roger Sayle <roger@eyesopen.com>
29653 * config/ia64/ia64.md (bswapdi2): New define_insn.
29655 2007-02-09 Richard Henderson <rth@redhat.com>
29657 * config/i386/constraints.md (Ym): New constraint.
29658 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
29659 (movdi_1_rex64): Split sse and xmm general register moves from
29660 memory move alternatives. Use conditional register constraints.
29661 (movsf_1, movdf_integer): Likewise.
29662 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
29663 (movdf_integer_rex64): New.
29664 (pushsf_rex64): Fix output constraints.
29665 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
29666 (sse2_stored): Likewise.
29667 (sse2_storeq_rex64): New.
29668 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
29669 amd and not generic.
29670 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
29671 for optimize_size. Remove SF/DFmode hack.
29673 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
29675 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
29678 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
29679 Richard Sandiford <richard@codesourcery.com>
29681 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
29682 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
29683 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
29684 m68k/t-mlib to tmake_file.
29685 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
29686 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
29687 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
29688 Allow it to be cf or m68k. Set m68k_arch_family. If that
29689 variable is not empty, add t-$m68k_arch_family to tmake_file.
29690 Add t-mlibs to tmake_file.
29691 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
29692 * config/m68k/t-cf: New file.
29693 * config/m68k/t-m68k: Likewise.
29694 * config/m68k/t-mlibs: Likewise.
29695 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29696 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29697 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
29698 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29699 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
29701 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
29702 (INSTALL_LIBGCC): Delete.
29703 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
29704 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29705 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29706 (M68K_MLIB_CPU): Define.
29707 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29708 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29709 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
29711 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
29712 Richard Guenther <rguenther@suse.de>
29714 PR middle-end/23361
29715 * fold-const.c (fold_comparison): Handle obfuscated comparisons
29716 against INT_MIN/INT_MAX.
29717 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
29718 file if a loop is removed.
29720 2007-02-09 Joseph Myers <joseph@codesourcery.com>
29722 * calls.c (store_one_arg): Pass correct alignment to
29723 emit_push_insn for non-BLKmode values.
29724 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
29725 unaligned stack slot via a suitably aligned slot.
29727 2007-02-08 DJ Delorie <dj@redhat.com>
29729 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
29731 (legal_subregs): Use unsigned char, make const.
29732 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
29734 2007-02-08 Paul Brook <paul@codesourcery.com>
29736 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
29737 special interworking needed.
29739 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
29741 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
29742 conditional to __SSE2__.
29743 (Entries below should have been added to first ChangeLog
29744 entry for amdfam10 dated 2007-02-05)
29745 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
29747 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
29749 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
29752 2007-02-08 DJ Delorie <dj@redhat.com>
29754 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
29755 * config/m32c/m32c.c (legal_subregs): New.
29756 (m32c_illegal_subreg_p): New.
29757 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
29758 unsupported subregs of hard regs.
29760 2007-02-08 Jan Hubicka <jh@suse.cz>
29762 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
29763 the same one; always update histograms.
29765 2007-02-08 Diego Novillo <dnovillo@redhat.com>
29767 * passes.c (init_optimization_passes): Tidy comment.
29769 2007-02-08 Roger Sayle <roger@eyesopen.com>
29771 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
29772 strip zero_extend, bswap and rotates from POCOUNT's argument.
29773 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
29774 zero_extend and rotates from PARITY's argument.
29775 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
29776 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
29777 of an integer constant at compile-time.
29779 2007-02-08 Diego Novillo <dnovillo@redhat.com>
29782 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
29784 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
29787 * tree-ssa-live.c (remove_unused_locals): Do not remove
29788 TREE_ADDRESSABLE variables.
29789 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
29790 * tree-ssa-operands.c (add_virtual_operand): Remove argument
29791 FOR_CLOBBER. Update all users.
29792 If VAR has an associated alias set, add a virtual operand for
29793 it if no alias is found to conflict with the memory reference.
29795 2007-02-07 Jan Hubicka <jh@suse.cz>
29796 Robert Kidd <rkidd@crhc.uiuc.edu>
29798 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
29800 2007-02-07 Ian Lance Taylor <iant@google.com>
29802 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
29804 2007-02-07 Roger Sayle <roger@eyesopen.com>
29806 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
29807 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
29808 tablejumpdi, movsi_to_cr_one): Remove constraints from
29809 define_expand's match_operands.
29811 2007-02-07 Roger Sayle <roger@eyesopen.com>
29813 * global.c (compute_regsets): Move declatation of "i" inside of
29814 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
29816 2007-02-07 Jakub Jelinek <jakub@redhat.com>
29819 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
29820 of INDIRECT_REF <RESULT_DECL>.
29822 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
29824 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
29825 Kaz Kojima <kkojima@gcc.gnu.org>
29828 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
29830 (sh_initialize_trampoline): Add parentheses to avoid a warning.
29832 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
29834 * doc/loop.texi: Document possibility not to perform disambiguation
29835 of loops with multiple latches.
29836 * cfgloopmanip.c (alp_enum_p): Removed.
29837 (add_loop): Handle subloops. Use get_loop_body_with_size.
29838 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
29839 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
29840 the new forwarder block.
29841 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
29842 Handle the case latch is NULL.
29843 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
29844 modifications when marking loop exits.
29845 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
29847 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
29848 disambiguate_loops_with_multiple_latches.
29849 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
29850 before fix_loop_structure.
29851 * cfgloop.c: Include pointer-set.h and output.h.
29852 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
29853 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
29854 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
29855 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
29856 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
29857 disambiguate_multiple_latches, get_loop_body_with_size,
29858 disambiguate_loops_with_multiple_latches): New functions.
29859 (flow_loop_dump): Dump multiple latch edges.
29860 (flow_loop_nodes_find): Handle loops with multiple latches.
29861 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
29862 (glb_enum_p): Modified.
29863 (get_loop_body): Use get_loop_body_with_size.
29864 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
29865 (AVOID_CFG_MODIFICATIONS): New constant.
29866 (disambiguate_loops_with_multiple_latches, add_loop,
29867 get_loop_body_with_size): Declare.
29868 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
29870 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
29872 PR inline-asm/28686
29873 * global.c (compute_regsets): New function.
29874 (global_alloc): Refactored ELIMINABLE_REGSET
29875 and NO_GLOBAL_ALLOC_REGS computation out.
29876 (rest_of_handle_global_alloc): Call compute_regsets()
29877 for non-optimizing case.
29879 2007-02-06 Richard Henderson <rth@redhat.com>
29881 * config/i386/constraints.md (Y2): Rename from Y.
29882 (Yi): New constraint.
29883 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
29884 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
29885 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
29886 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
29887 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
29888 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
29889 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
29890 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
29891 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
29892 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
29893 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
29894 vec_extractv2si_1): Change Y constraints to Y2.
29895 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
29896 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
29897 Change Y constraints to Y2.
29898 (sse2_loadld): Change Y constraints to x.
29900 2007-02-06 Roger Sayle <roger@eyesopen.com>
29902 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
29903 (parity<mode>2): New define_expand using rs6000_emit_parity.
29904 * config/rs6000/rs6000.c (rs6000_emit_popcount,
29905 rs6000_emit_parity): New functions.
29906 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
29907 rs6000_emit_parity): Prototype here.
29909 2007-02-06 Ian Lance Taylor <iant@google.com>
29911 * lower-subreg.c (simple_move_operand): Reject CONST.
29912 (resolve_clobber): Call validate_change rather than directly
29913 assigning to XEXP (pat, 0).
29915 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
29917 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
29918 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
29919 (tree-cfg.o): Remove hashtab.h dependency.
29921 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
29922 (struct ivopts_data): Change niters to pointer_map_t.
29923 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
29924 (niter_for_exit): Create pointer_map on demand. Change for
29926 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
29927 (free_loop_data): Destroy data->niters if created and reset field.
29928 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
29929 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
29931 * tree-ssa-reassoc.c: Include pointer-set.h.
29932 (bb_rank): Change to long *.
29933 (operand_rank): Change to pointer_map_t.
29934 (find_operand_rank): Return long, -1 if not found. Declare as inline.
29935 (insert_operand_rank): Accept long.
29936 (operand_entry_hash, operand_entry_eq): Remove.
29937 (get_rank): Return long. Adjust for changes above.
29938 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
29940 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
29942 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
29943 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
29944 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
29946 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
29947 directly since it cannot be NULL.
29948 (get_vi_for_tree): Rewrite for pointer_map API.
29949 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
29950 (init_alias_vars): Create vi_for_tree as pointer_map.
29951 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
29953 * tree-cfg.c: Don't include hashtab.h.
29954 (edge_to_cases): Declare as pointer_map.
29955 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
29957 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
29958 (start_recording_case_labels): Create edge_to_cases as pointer_map.
29959 (end_recoding_case_labels): Cleanup edge_to_cases manually before
29961 (record_switch_edge): Delete.
29962 (get_cases_for_edge): Adjust for pointer_map API, inline
29963 record_switch_edge (rewritten for new API), remove goto.
29965 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
29967 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
29968 * tree-nested.c: Include pointer-set.h.
29969 (var_map_elt, var_map_eq, var_map_hash): Delete.
29970 (struct nesting_info): Remove GTY marker. Change the two htab_t's
29971 to pointer_map_t's.
29972 (nesting_info_bitmap_obstack): New.
29973 (lookup_field_for_decl): Adjust for pointer_map API.
29974 (lookup_tramp_for_decl): Adjust for pointer_map API.
29975 (get_nonlocal_debug_decl): Adjust for pointer_map API.
29976 (get_local_debug_decl): Adjust for pointer_map API.
29977 (convert_nl_goto_reference): Adjust for pointer_map API.
29978 (convert_nl_goto_receiver): Adjust for pointer_map API.
29979 (create_nesting_tree): Create outside GGC space. Create bitmap on
29980 the new obstack. Create field_map and var_map as pointer_maps.
29981 (free_nesting_tree): Adjust for changes to create_nesting_tree.
29983 (lower_nested_functions): Move root here, no need to NULL it.
29984 Initialize and release the obstack.
29986 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
29988 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
29989 Remove prototypes and make them non-static.
29990 (struct tree_int_map): Remove.
29991 * tree.h (struct tree_int_map): Move here, turning TO into an
29993 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
29995 * tree.h (TREE_COMPLEXITY): Remove.
29996 (struct tree_exp): Remove complexity field.
29997 * tree.c (build1_stat): Don't set it.
29999 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
30000 Victor Kaplansky <victork@il.ibm.com>
30002 * tree-vectorizer.c (vect_is_simple_use): Support induction.
30003 (vect_is_simple_reduction): Support reduction with induction as
30004 one of the operands.
30005 (vect_is_simple_iv_evolution): Fix formatting.
30006 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
30007 formatting. Don't mark induction phis for vectorization.
30008 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
30009 * tree-vect-transform.c (get_initial_def_for_induction): New function.
30010 (vect_get_vec_def_for_operand): Support induction.
30011 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
30013 (vectorizable_reduction): Support reduction with induction as one of
30015 (vectorizable_type_demotion): Use def-type of stmt argument rather
30016 than dummy def-type.
30018 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
30019 flag_tree_scev_cprop.
30020 * common.opt (tree-scev-cprop): New flag.
30022 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
30023 call to vect_get_new_vect_var.
30025 2007-02-06 Ira Rosen <irar@il.ibm.com>
30027 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
30028 vectype is not NULL.
30029 (vect_pattern_recog_1): Likewise.
30031 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30033 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
30034 (fold_negate_expr): Likewise.
30036 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
30039 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
30040 even if cv-qualification is the same.
30042 2007-02-05 Geoffrey Keating <geoffk@apple.com>
30044 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
30045 __enable_execute_stack on completion.
30047 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30049 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
30050 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
30051 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
30052 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
30053 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
30054 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
30055 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
30056 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
30058 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30060 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
30061 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
30062 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
30063 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
30064 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
30065 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
30066 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
30067 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
30068 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
30069 umuldi3_highpart_rex64, umulsi3_highpart_insn,
30070 umulsi3_highpart_zext, smuldi3_highpart_rex64,
30071 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
30072 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
30073 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
30074 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
30075 sqrtextenddfxf2_i387): Added amdfam10_decode.
30077 * config/i386/athlon.md (athlon_idirect_amdfam10,
30078 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
30079 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
30080 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
30081 athlon_ivector_store_amdfam10): New define_insn_reservation.
30082 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
30085 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30087 * config/i386/athlon.md (athlon_call_amdfam10,
30088 athlon_pop_amdfam10, athlon_lea_amdfam10): New
30089 define_insn_reservation.
30090 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
30091 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
30092 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
30094 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30096 * config/i386/athlon.md (athlon_sseld_amdfam10,
30097 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
30098 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
30100 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30102 * config/i386/athlon.md (athlon_sseins_amdfam10): New
30103 define_insn_reservation.
30104 * config/i386/i386.md (sseins): Added sseins to define_attr type
30105 and define_attr unit.
30106 * config/i386/sse.md: Set type attribute to sseins for insertq
30109 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30111 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
30112 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
30113 ssecomi_load_amdfam10, ssecomi_amdfam10,
30114 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
30115 define_insn_reservation.
30116 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
30118 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30120 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
30121 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
30122 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
30123 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
30124 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
30125 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
30126 define_insn_reservation.
30128 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
30129 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
30130 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
30131 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
30132 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
30134 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30136 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
30137 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
30138 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
30139 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
30140 athlon_ssemul_load_k8): Added amdfam10.
30142 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30144 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
30145 (x86_sse_unaligned_move_optimal): New variable.
30147 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
30149 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
30150 for unaligned vector SSE double/single precision loads for AMDFAM10.
30152 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30154 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
30155 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
30156 Define TARGET_CPU_DEFAULT_amdfam10.
30157 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
30158 (processor_type): Add PROCESSOR_AMDFAM10.
30160 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
30161 processor_type in config/i386/i386.h.
30162 Enable imul peepholes for TARGET_AMDFAM10.
30164 * config.gcc: Add support for --with-cpu option for amdfam10.
30166 * config/i386/i386.c (amdfam10_cost): New variable.
30167 (m_AMDFAM10): New macro.
30168 (m_ATHLON_K8_AMDFAM10): New macro.
30169 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
30170 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
30171 x86_promote_QImode, x86_integer_DFmode_moves,
30172 x86_partial_reg_dependency, x86_memory_mismatch_stall,
30173 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
30174 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
30175 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
30176 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
30177 Enable/disable for amdfam10.
30178 (override_options): Add amdfam10_cost to processor_target_table.
30179 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
30180 processor_alias_table.
30181 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
30182 (ix86_adjust_cost): Add code for amdfam10.
30184 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30186 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
30187 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
30188 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
30189 * config/i386/i386.h: Add builtin definition for SSE4A.
30190 * config/i386/i386.md: Add support for ABM instructions
30191 (popcnt and lzcnt).
30192 * config/i386/sse.md: Add support for SSE4A instructions
30193 (movntss, movntsd, extrq, insertq).
30194 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
30195 Add -march=amdfam10 flag.
30196 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
30197 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
30199 * doc/extend.texi: Add documentation for SSE4A builtins.
30201 2007-02-05 Bob Wilson <bob.wilson@acm.org>
30203 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
30205 2007-02-05 Richard Guenther <rguenther@suse.de>
30207 * tree-vectorizer.h (vectorizable_function): Add argument type
30208 argument, change return type.
30209 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
30210 * tree-vect-transform.c (vectorizable_function): Handle extra
30211 argument, return vectorized function decl.
30212 (build_vectorized_function_call): Remove.
30213 (vectorizable_call): Handle calls with result and argument types
30214 differing. Handle loop vectorization factor correctly.
30215 * targhooks.c (default_builtin_vectorized_function): Adjust for
30217 * targhooks.h (default_builtin_vectorized_function): Likewise.
30218 * target.h (builtin_vectorized_function): Add argument type
30220 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
30221 extra argument, allow vectorizing of lrintf.
30222 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
30223 documentation of target hook.
30225 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
30228 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
30229 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
30230 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
30232 2007-02-05 Roger Sayle <roger@eyesopen.com>
30234 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
30235 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
30236 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
30237 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
30238 before canonicalizing sincos to cexpi.
30239 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
30241 2007-02-05 Roger Sayle <roger@eyesopen.com>
30243 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
30244 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
30245 (alpha_init_builtins): Use alpha_add_builtins to process tables.
30247 2007-02-05 Roger Sayle <roger@eyesopen.com>
30249 * mips-tfile.c (initialize_init_file): Correct endianness test.
30251 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
30253 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
30254 the 'y' constraint.
30256 2007-02-05 Richard Sandiford <richard@codesourcery.com>
30258 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
30259 saves in a PARALLEL before the register assignments.
30261 2007-02-05 Richard Sandiford <richard@codesourcery.com>
30263 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
30264 DWARF_FRAME_RETURN_COLUMN to be a general register.
30265 * dwarf2out.c (init_return_column_size): New function, split from...
30266 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
30267 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
30268 to be nongeneral registers.
30269 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
30271 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
30272 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
30274 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
30276 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
30278 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
30280 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
30281 (remove_path): Use can_remove_branch_p and remove_branch instead
30282 of loop_delete_branch_edge.
30283 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
30284 (tree_transform_and_unroll_loop): Remove dead branches immediately.
30285 Update profile using scale_dominated_blocks_in_loop.
30286 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
30287 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
30288 (can_remove_branch_p, remove_branch): Declare.
30289 * tree-cfg.c (tree_can_remove_branch_p): New function.
30290 (tree_cfg_hooks): Add tree_can_remove_branch_p.
30291 * cfgrtl.c (rtl_can_remove_branch_p): New function.
30292 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
30294 2007-02-05 Jan Hubicka <jh@suse.cz>
30296 PR middle-end/30696
30297 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
30298 nodes in cgraph, don't remove offline copy of the function.
30300 2007-02-04 Jan Hubicka <jh@suse.cz>
30302 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
30303 vectors might cause maybe_lookup_element_for_expr to be called
30304 on non-sra-candidate.
30306 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
30308 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
30309 config/bfin/bfin.md, config/bfin/predicates.md: Follow
30310 spelling conventions.
30312 2007-02-04 Richard Guenther <rguenther@suse.de>
30314 PR middle-end/30636
30315 * fold-const.c (try_move_mult_to_index): Make sure to not
30316 overflow one dimension of a multi-dimensional array access.
30318 2007-02-04 Jan Hubicka <jh@suse.cz>
30320 * passes.c (init_optimization_passes): Reindent.
30322 2007-02-04 Jan Hubicka <jh@suse.cz>
30323 Eric Botcazou <ebotcazou@adacore.com>
30325 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
30326 (execute_fixup_cfg): Break out the abnormal goto code.
30327 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
30328 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
30329 (optimize_inline_calls): Call make_nonlocal_label_edges.
30331 2007-02-04 Jan Hubicka <jh@suse.cz>
30333 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
30334 true when something was changed.
30335 (rename_ssa_copies): When something was changed, do
30336 TODO_remove_unused_locals.
30337 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
30338 add TODO_remove_unused_locals when instruction was removed.
30340 2007-02-04 Jan Hubicka <jh@suse.cz>
30342 * ipa-inline.c (try_inline): Improve debug output; work on already
30344 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
30345 call try_inline for already inlined edges too when flattening;
30346 inline also functions that make callee growth but overall unit size
30349 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
30351 * config/m32c/bitops.md, config/m32c/jump.md,
30352 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
30353 config/m32r/m32r.h, config/m32r/m32r.md,
30354 config/m32r/predicates.md, config/m68hc11/larith.asm,
30355 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
30356 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
30357 config/mips/mips-protos.h, config/mips/mips.c,
30358 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
30359 config/mn10300/mn10300.h, config/mn10300/predicates.md,
30360 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
30361 spelling conventions.
30363 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
30364 Follow spelling conventions.
30366 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
30368 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
30369 warn about C++0x compatibility.
30371 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
30373 * config/h8300/h8300.c, config/h8300/h8300.h,
30374 config/h8300/h8300.md: Follow spelling conventions.
30376 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
30378 PR middle-end/30667
30379 * combine.c (try_combine): Do not substitute source operand
30380 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
30382 2007-02-03 Jan Hubicka <jh@suse.cz>
30384 PR gcov-profile/30650
30385 * value-prof.c (stringop_block_profile): Fix handling of size counter;
30386 do not divide by zero for never executed counters.
30387 (tree_find_values_to_profile): Fix counters.
30388 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
30390 2007-02-03 Ian Lance Taylor <iant@google.com>
30392 * lower-subreg.c (simple_move_operand): New static function,
30393 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
30395 (simple_move): Call simple_move_operand.
30396 (find_decomposable_subregs): Add special handling of MEMs.
30397 (can_decompose_p): Rename from cannot_decompose_p. Reverse
30398 meaning of return value. If we see a hard register, test whether
30399 it can store a word_mode value. Change all callers.
30401 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30403 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
30404 ftrapv insns and expanders.
30405 (subdi3): Change define_expand operand 1 to arith11_operand, and
30406 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
30407 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
30408 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
30411 PR middle-end/30174
30412 * varasm.c (notice_global_symbol): Treat global objects as weak when
30413 flag_shlib is true.
30415 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30417 * emit-rtl.c (dconstpi): Delete.
30418 (dconstsqrt2): New.
30419 (init_emit_once): Delete dconstpi and init dconstsqrt2.
30420 * real.h (dconstpi): Delete.
30421 (dconstsqrt2): New.
30422 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
30423 (fold_builtin_hypot): Likewise.
30425 2007-02-03 Tom Tromey <tromey@redhat.com>
30428 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
30429 -gcoff3, -gxcoff3, -gvms3 implies -dD.
30431 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
30433 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
30434 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
30435 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
30436 config/rs6000/cell.md, config/rs6000/darwin.h,
30437 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
30438 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
30439 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
30440 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
30441 typos. Follow spelling conventions.
30442 * doc/invoke.texi: Follow spelling conventions.
30444 2007-02-03 Roger Sayle <roger@eyesopen.com>
30446 * simplify-rtx.c (simplify_relational_operation_1): Implement some
30447 canonicalization transformations that attempt to simplify integer
30448 constant comparisons to become comparisons against zero.
30450 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30452 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
30454 * fold-const.c (fold_binary): Fix comment typos. Fold complex
30455 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
30457 2007-02-02 Mike Stump <mrs@apple.com>
30459 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
30460 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
30461 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
30462 generate a branch island.
30464 2007-02-02 Bob Wilson <bob.wilson@acm.org>
30466 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
30467 (xtensa_legitimate_address_p): New.
30468 (xtensa_legitimize_address): New.
30469 (xtensa_output_addr_const_extra): New.
30470 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
30472 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
30473 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
30474 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
30475 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
30476 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
30477 (xtensa_legitimize_address): New.
30478 (xtensa_output_addr_const_extra): New.
30480 2007-02-02 Steve Ellcey <sje@cup.hp.com>
30482 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
30484 2007-02-02 Ian Lance Taylor <iant@google.com>
30486 * expmed.c (expand_divmod): Add comment.
30488 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
30490 * emit-rtl.c (renumber_insns): Remove.
30491 * flags.h: Remove the extern for flag_renumber_insns.
30492 * rtl.h: Remove the prototype for renumber_insns.
30493 * toplev.c (flag_renumber_insns): Remove.
30495 2007-02-02 Hui-May Chang <hm.chang@apple.com>
30497 Revert for x86 darwin:
30498 2005-06-19 Uros Bizjak <uros@kss-loka.si>
30500 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
30501 code before the following patch under TARGET_MACHO.
30502 (ix86_function_value_regno_p): Likewise.
30504 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30506 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
30509 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
30512 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
30513 loads to general or fp registers. Add comments.
30514 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
30516 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
30518 * pointer-set.c (insert_aux): Only return insertion slot.
30519 (pointer_set_insert): Adjust.
30520 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
30521 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
30522 pointer_map_traverse): New.
30523 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
30524 pointer_map_create, pointer_map_destroy, pointer_map_insert,
30525 pointer_map_contains, pointer_map_traverse): Declare.
30527 2007-02-02 Jakub Jelinek <jakub@redhat.com>
30529 PR middle-end/30473
30530 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
30531 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
30533 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
30535 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
30537 (struct _dep): New type.
30538 (dep_t): New typedef.
30539 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
30540 (DEP_STATUS): New access macro. The macro with the same name was
30541 renamed to DEP_LINK_STATUS.
30542 (dep_init): Declare function
30544 (struct _dep_link): New type.
30545 (dep_link_t): New typedef.
30546 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
30547 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
30548 (DEP_LINK_STATUS): New macro.
30549 (debug_dep_links): New debug function.
30551 (struct _deps_list): New type.
30552 (deps_list_t): New typedef.
30553 (DEPS_LIST_FIRST): New access macro.
30554 (FOR_EACH_DEP_LINK): New cycle macro.
30555 (create_deps_list, free_deps_list, delete_deps_list): Declare
30557 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
30558 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
30559 (copy_deps_list_change_con): Ditto.
30561 (move_dep_link): Declare function.
30563 (struct _dep_node): New type.
30564 (dep_node_t): New typedef.
30565 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
30567 (struct haifa_insn_data.back_deps): New field to hold backward
30568 dependencies of the insn.
30569 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
30571 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
30572 Change its type to deps_list_t.
30573 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
30574 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
30575 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
30577 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
30579 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
30581 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
30583 (dep_cost): Declare.
30585 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
30586 (ds_to_dk, dk_to_ds): New functions.
30588 (init_dep_1): New static function.
30589 (init_dep): New function.
30590 (copy_dep): New static function.
30592 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
30594 (detach_dep_link): New static function.
30595 (move_dep_link): New function.
30597 (dep_links_consistent_p, dump_dep_links): New static functions.
30598 (debug_dep_links): New debugging function.
30600 (deps_obstack, dl_obstack, dn_obstack): New static variables.
30602 (alloc_deps_list, init_deps_list): New static functions.
30603 (create_deps_list): New function.
30604 (clear_deps_list): New static function.
30605 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
30606 (deps_list_consistent_p, dump_deps_list): New static functions.
30607 (debug_deps_list): New function.
30608 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
30610 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
30612 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
30613 use new scheduler dependencies lists.
30614 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
30615 (sched_analyze): Ditto. Initialize dependencies lists.
30616 (add_forw_dep, compute_forward_dependences): Update to use new
30617 scheduler dependencies lists.
30619 (init_dependency_caches): Init deps_obstack.
30620 (free_dependency_caches): Free deps_obstack.
30622 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
30623 new scheduler dependencies lists.
30624 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
30625 (add_back_forw_dep, delete_back_forw_dep): Ditto.
30627 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
30628 Update to use new scheduler dependencies lists.
30629 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
30630 (debug_dependencies): Ditto.
30631 (schedule_region): Update comments.
30633 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
30634 scheduler dependencies lists.
30635 (schedule_ebb): Update comments.
30637 * rtl.def (DEPS_LIST): Remove.
30639 * lists.c (unused_deps_list): Remove.
30640 (free_list): Update assertions.
30642 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
30643 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
30645 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
30646 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
30648 * haifa-sched.c (comments): Update.
30649 (insn_cost1): Remove. Inline the code into insn_cost ().
30650 (insn_cost): Update to use new scheduler dependencies lists. Move
30651 processing of the dependency cost to dep_cost ().
30652 (dep_cost): New function. Use it instead of insn_cost () when
30653 evaluating cost of the dependency. Use compatible interface to
30654 interact with the target.
30655 (priority): Update to use new scheduler dependencies lists.
30656 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
30657 with greater number of insns that depend on the insn.
30658 (schedule_insn): Update to use new scheduler dependencies lists. Add
30659 code to free backward dependencies lists. Inline and optimize code
30660 from resolve_dep () - see PR28071.
30661 (ok_for_early_queue_removal): Update to use new scheduler dependencies
30662 lists. Update call to targetm.sched.is_costly_dependence hook.
30664 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
30665 scheduler dependencies lists.
30667 (resolve_dep): Remove. Move the logic to schedule_insn ().
30668 (init_h_i_d): Initialize dependencies lists.
30670 (process_insn_depend_be_in_spec): Rename to
30671 process_insn_forw_deps_be_in_spec. Update to use new scheduler
30672 dependencies lists.
30673 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
30674 Update to use new scheduler dependencies lists.
30675 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
30677 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
30678 new scheduler dependencies lists.
30679 (build_intra_loop_deps): Ditto.
30681 * target.h (struct _dep): Declare to use in
30682 gcc_target.sched.is_costly_dependence.
30683 (struct gcc_target.sched.adjust_cost): Fix typo.
30684 (struct gcc_target.sched.is_costly_dependence): Change signature to
30685 use single dep_t parameter instead of an equivalent triad.
30686 (struct gcc_target.sched.adjust_cost_2): Remove.
30688 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
30690 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
30692 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
30694 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
30696 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
30697 (REG_DEP_TRUE): Document.
30699 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
30700 Change signature to correspond to the targetm.sched.adjust_cost hook.
30701 Update use in TARGET_SCHED_ADJUST_COST_2.
30702 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
30703 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
30704 new scheduler dependencies lists.
30705 (ia64_gen_check): Ditto.
30707 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
30708 scheduler dependencies lists.
30710 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
30711 signature to correspond to the targetm.sched.is_costly_dependence hook.
30712 (is_costly_group): Update to use new scheduler dependencies lists.
30714 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
30715 instead of INSN_COST () macro.
30717 2007-02-01 Ian Lance Taylor <iant@google.com>
30719 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
30721 2007-02-01 Guy Martin <gmsoft@gentoo.org>
30723 * pa.md (tp_load): Correct mfctl instruction syntax.
30725 2007-02-01 Geoffrey Keating <geoffk@apple.com>
30727 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
30728 altivec_padding_size calculation on AIX. Improve comment, add
30729 assert to verify that it's right.
30731 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
30734 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
30736 PR inline-asm/28686
30737 * global.c (global_alloc): Add mising initialization of
30740 2007-02-01 Roger Sayle <roger@eyesopen.com>
30742 * alias.c (init_alias_analysis): Correct whitespace.
30743 * bb-reorder.c (fix_edges_for_rarely_executed_code,
30744 partition_hot_cold_basic_blocks): Likewise.
30745 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
30746 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
30747 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
30748 fold_builtin_snprintf_chk, fold_builtin_printf,
30749 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
30750 do_mpfr_arg3, do_mpfr_sincos): Likewise.
30751 * cfgcleanup.c (cleanup_cfg): Likewise.
30752 * cfgexpand.c (tree_expand_cfg): Likewise.
30753 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
30754 * function.c (get_next_funcdef_no): Likewise.
30755 * gengtype.c (main): Likewise.
30756 * genmodes.c (main): Likewise.
30757 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
30758 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
30759 * ifcvt.c (noce_emit_move_insn): Likewise.
30760 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
30762 * stor-layout.c (get_best_mode): Likewise.
30763 * tree-ssa-loop-niter.c (get_val_for): Likewise.
30764 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
30765 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
30766 perform_var_substitution, solve_graph): Likewise.
30767 * tree-vrp.c (vrp_finalize): Likewise.
30769 2007-02-01 Ian Lance Taylor <iant@google.com>
30771 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
30772 high part of a paradoxical subreg, return a constant zero.
30774 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
30776 * toplev.c (lang_dependent_init): Call init_set_costs.
30777 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
30779 2007-02-01 Richard Guenther <rguenther@suse.de>
30781 PR middle-end/30656
30782 * fold-const.c (fold_negate_expr): Allow negating a
30783 constant if overflow does not change.
30785 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30787 * doc/c-tree.texi (Expression trees): Improve markup.
30788 * doc/tm.texi (Register Classes, Addressing Modes)
30789 (Floating Point): Fix spacing after abbreviations. Fix some
30792 2007-02-01 Ben Elliston <bje@au.ibm.com>
30794 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
30795 * doc/contrib.texi: Likewise.
30796 * doc/install.texi: Likewise.
30798 2007-01-31 Richard Henderson <rth@redhat.com>
30799 Ian Lance Taylor <iant@google.com>
30801 * lower-subreg.c: New file.
30802 * rtl.def (CONCATN): Define.
30803 * passes.c (init_optimization_passes): Add pass_lower_subreg and
30804 pass_lower_subreg2.
30805 * emit-rtl.c (update_reg_offset): New static function, broken out
30806 of gen_rtx_REG_offset.
30807 (gen_rtx_REG_offset): Call update_reg_offset.
30808 (gen_reg_rtx_offset): New function.
30809 * regclass.c: Revert patch of 2006-03-05, restoring
30811 (clear_reg_info_regno): New function.
30812 * dwarf2out.c (concatn_loc_descriptor): New static function.
30813 (loc_descriptor): Handle CONCATN.
30814 * common.opt (fsplit_wide_types): New option.
30815 * opts.c (decode_options): Set flag_split_wide_types when
30817 * timevar.def (TV_LOWER_SUBREG): Define.
30818 * rtl.h (gen_reg_rtx_offset): Declare.
30819 (reg_scan_update): Declare.
30820 * regs.h (clear_reg_info_regno): Declare.
30821 * tree-pass.h (pass_lower_subreg): Declare.
30822 (pass_lower_subreg2): Declare.
30823 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
30824 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
30825 -fsplit-wide-types.
30826 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
30827 * Makefile.in (OBJS-common): Add lower-subreg.o.
30828 (lower-subreg.o): New target.
30830 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30832 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
30834 2007-01-31 Anatoly Sokolov <aesok@post.ru>
30837 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
30839 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30841 PR middle-end/29335
30842 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
30844 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
30846 * cfgloop.h: Include vec-prim.h.
30847 (enum li_flags): Remove LI_ONLY_OLD.
30848 (loop_iterator): Changed.
30849 (fel_next, fel_init): Iterate over loop tree.
30850 (FOR_EACH_LOOP_BREAK): New macro.
30851 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
30853 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
30854 * modulo-sched.c (sms_schedule): Ditto.
30855 * tree-vectorizer.c (vectorize_loops): Ditto.
30856 * doc/loop.texi: Update information on loop numbering and behavior of
30857 FOR_EACH_LOOP wrto new loops.
30858 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
30859 add_to_evolution_1): Test nestedness of loops instead of comparing
30861 * tree-chrec.c (chrec_fold_plus_poly_poly,
30862 chrec_fold_multiply_poly_poly, chrec_evaluate,
30863 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
30864 reset_evolution_in_loop): Ditto.
30865 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
30867 2007-01-31 Dirk Mueller <dmueller@suse.de>
30869 * c-common.c (warn_about_parentheses): Separate warning about
30870 un-parenthized sequence of comparison operators from the one
30871 which is supposed to warn about x <= y <= z.
30873 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
30875 * optabs.h (enum optab_index): Add new OTI_isinf.
30876 (isinf_optab): Define corresponding macro.
30877 * optabs.c (init_optabs): Initialize isinf_optab.
30878 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
30880 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
30881 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
30883 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
30884 expand_builtin_interclass_mathfn.
30885 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
30886 * config/i386/i386.md (UNSPEC_FXAM): New constant.
30887 (fxam<mode>2_i387): New insn pattern.
30888 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
30889 built-in functions as x87 inline asm.
30891 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30893 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
30895 2007-01-30 Eric Christopher <echristo@apple.com>
30897 * config.gcc: Add geode.
30899 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30901 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
30902 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
30903 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
30904 value-prof.c: Fix comment typos.
30906 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30909 * doc/invoke.texi (Wpointer-arith): Document warning.
30911 2007-01-30 Janis Johnson <janis187@us.ibm.com>
30913 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
30914 the list of discrepancies from the draft TR.
30916 2007-01-30 Dirk Mueller <dmueller@suse.de>
30919 * doc/invoke.texi (-Wreturn-type): Update description to
30920 match new behavior.
30922 2007-01-30 Richard Sandiford <richard@codesourcery.com>
30924 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
30926 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
30928 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
30929 to handle optabs that operate on floating point input argument and
30930 output to integer output.
30931 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
30932 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
30933 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
30934 expand_builtin_interclass_mathfn ().
30935 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
30936 (ilogbsi2): Remove.
30937 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
30938 ilogbl built-in functions as x87 intrinsics.
30940 2007-01-30 Richard Guenther <rguenther@suse.de>
30942 PR middle-end/27657
30943 * dwarf2out.c (reference_to_unused): Query varpool if the
30944 variable was output.
30946 2007-01-30 Richard Guenther <rguenther@suse.de>
30948 PR middle-end/30313
30949 * passes.c (execute_one_pass): Reset in_gimple_form to not
30950 confuse non-unit-at-a-time mode.
30952 2007-01-29 Roger Sayle <roger@eyesopen.com>
30953 Richard Guenther <rguenther@suse.de>
30955 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
30956 avoid undefined behaviour on overflow. Use force_fit_type_double
30957 to construct the constant with the specified TREE_OVERFLOW.
30959 2007-01-29 Janis Johnson <janis187@us.ibm.com>
30961 * config/dfp-bit.c: Add parameterized support for fp exceptions.
30962 * config/dfp-bit.h: Ditto.
30964 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30966 * c-decl.c (pop_scope): Replace warnings with call to
30967 warn_for_unused_label.
30968 * c-common.h (warn_for_unused_label): Declare.
30969 * c-common.c (warn_for_unused_label): Define.
30971 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30973 * tree-optimize.c (update_inlined_to_pointers): Delete unused
30976 2007-01-29 Janis Johnson <janis187@us.ibm.com>
30978 * Makefile.in (USER_H): Remove decfloat.h.
30979 * ginclude/decfloat.h: Delete, moving contents to ...
30980 * ginclude/float.h: Add support for decimal floating point,
30981 guarded by __STDC_WANT_DEC_FP__.
30983 2007-01-29 Mike Stump <mrs@apple.com>
30985 * doc/gccint.texi (Top): Rename Loop Representation to Loop
30986 Analysis and Representation to resolve case insensitive conflict.
30987 * doc/loop.texi (Loop Analysis and Representation): Likewise.
30989 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
30991 * tree.h (struct tree_memory_tag): Add aliases member.
30992 (MTAG_ALIASES): New macro.
30993 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
30994 (add_may_alias): Remove pointer-set. Update for may_aliases being
30996 (mark_aliases_call_clobbered): Update for may_aliases being a
30998 (compute_tag_properties): Ditto.
30999 (create_partition_for): Ditto.
31000 (compute_memory_partitions): Ditto.
31001 (dump_may_aliases_for): Ditto.
31002 (is_aliased_with): Ditto.
31003 (add_may_alias_for_new_tag): Ditto.
31004 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
31005 (compute_is_aliased): New function.
31006 (compute_may_aliases): Call compute_is_aliased).
31007 (init_alias_info): Initialize alias_bitmap_obstack.
31008 (union_alias_set_into): New function.
31009 (compute_flow_sensitive_aliasing): Use union_aliases_into.
31010 (have_common_aliases_p): Rewrite to take two bitmaps and use
31012 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
31013 Update for bitmaps.
31014 (finalize_ref_all_pointers): Update for add_may_alias changes.
31015 (new_type_alias): Ditto.
31016 * tree-flow-inline.h (may_aliases): Return a bitmap.
31017 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
31018 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
31019 may_aliases being a bitmap.
31020 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
31021 may_aliases now returns a bitmap.
31022 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
31024 * tree-ssa-operands.c (add_virtual_operand): Update for
31025 may_aliases being a bitmap.
31027 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
31029 PR tree-optimization/30630
31030 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
31031 variable as changed.
31033 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
31036 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
31037 expanded only once even if an error occurs.
31039 2007-01-29 Ben Elliston <bje@au.ibm.com>
31041 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
31042 (__gcov_average_profiler): Likewise.
31043 (__gcov_ior_profiler): Likewise.
31044 (__gcov_merge_ior): Likewise.
31046 2007-01-28 Jan Hubicka <jh@suse.cz>
31048 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
31049 * value-prof.c (stringop_block_profile): Likewise.
31051 2007-01-28 Jan Hubicka <jh@suse.cz>
31053 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
31054 Add variant handling histograms; add wrapper.
31055 (clear_storage_via_libcall): Export.
31056 (emit_block_move_hints): Break out from ...; add histograms.
31057 (emit_block_move): ... this one.
31058 (clear_storage_hints): Break out from ...; add histograms.
31059 (clear_storage): ... this one.
31060 (set_storage_via_memset): Handle histogram.
31061 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
31062 (clear_storage_hints, clear_storage_via_libcall): Declare.
31063 (set_storage_via_setmem): Update prototype.
31064 * doc/md.texi (movmem, setmem): Document new arguments.
31066 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
31067 Add new histograms.
31068 (stringop_block_profile): New global function.
31069 (tree_stringops_values_to_profile): Profile block size and alignment.
31070 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
31072 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
31073 (stringop_block_profile): Declare.
31074 * builtins.c: Include value-prof.h.
31075 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
31076 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
31077 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
31078 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
31079 * profile.c (instrument_values): Add new counters.
31080 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
31082 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
31083 (tree_init_edge_profiler): Build new profilers.
31084 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
31085 (pass_tree_profile): Add dump.
31086 (tree_profile_hooks): Update.
31087 * Makefile.in (LIBGCOV): Add new constants.
31088 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
31089 __gcov_ior_profiler): New.
31090 * config/i386/i386.md (movmem/setmem expanders): Add new optional
31093 2007-01-28 David Edelsohn <edelsohn@gnu.org>
31095 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
31097 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
31099 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
31100 (tree_unswitch_single_loop): Pass eni_size_weights to
31101 tree_num_loop_insns.
31102 * tree-ssa-loop-manip.c: Include tree-inline.h.
31103 (can_unroll_loop_p): Pass eni_size_weights to
31104 tree_num_loop_insns.
31105 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
31106 Pass eni_size_weights to estimate_num_insns.
31107 * tree.h (init_inline_once): Export.
31108 * toplev.c (backend_init): Call init_inline_once.
31109 * cgraphunit.c (cgraph_process_new_functions,
31110 cgraph_analyze_function): Pass eni_inlining_weights to
31111 estimate_num_insns.
31112 * ipa-inline.c (compute_inline_parameters): Ditto.
31113 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
31114 to estimate_num_insns.
31115 (try_unroll_loop_completely): Pass eni_size_weights to
31116 tree_num_loop_insns.
31117 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
31118 ot estimate_num_insns.
31119 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
31120 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
31121 * tree-inline.c (eni_inlining_weights, eni_size_weights,
31122 eni_time_weights): New variables.
31123 (init_inline_once): Initialize them.
31124 (struct eni_data): Mew.
31125 (estimate_num_insns_1, estimate_num_insns): Use weights.
31126 * tree-inline.h (struct eni_weights_d): New.
31127 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
31128 (estimate_num_insns): Declaration changed.
31129 * cfgloop.h (tree_num_loop_insns): Declaration changed.
31130 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
31131 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
31133 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
31135 * tree-data-ref.c (conflict_fn): Assert that the number of affine
31136 relations in the conflict function is valid.
31138 2007-01-27 Ian Lance Taylor <iant@google.com>
31140 * common.opt: Add fstrict-overflow.
31141 * opts.c (decode_options): Set flag_strict_overflow if -O2.
31142 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
31143 (TYPE_OVERFLOW_UNDEFINED): Define.
31144 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
31146 * tree.h (TYPE_TRAP_SIGNED): Don't define.
31147 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
31148 (fold_negate_expr): Likewise.
31149 (make_range): Likewise.
31150 (extract_muldiv_1): Likewise.
31151 (maybe_canonicalize_comparison): Likewise.
31152 (fold_comparison): Likewise.
31153 (fold_binary): Likewise.
31154 (tree_expr_nonnegative_p): Likewise.
31155 (tree_expr_nonzero_p): Likewise.
31156 * tree-vrp.c (compare_values): Likewise.
31157 (extract_range_from_binary_expr): Likewise.
31158 (extract_range_from_unary_expr): Likewise.
31159 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
31161 (nowrap_type_p): Likewise.
31162 * tree-scalar-evolution.c (simple_iv): Likewise.
31163 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
31164 (build_range_check): Likewise.
31165 (extract_muldiv_1): Likewise.
31166 (fold_comparison): Likewise.
31167 * tree-vrp.c (vrp_int_const_binop): Likewise.
31168 (extract_range_from_unary_expr): Likewise.
31169 * convert.c (convert_to_integer): Likewise.
31170 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
31171 (fold_comparison): Likewise.
31172 (fold_binary): Likewise.
31173 * optabs.c (optab_for_tree_code): Likewise.
31174 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
31175 * simplify-rtx.c (simplify_const_relational_operation): Check
31176 flag_strict_overflow and flag_trapv.
31177 (simplify_const_relational_operation): Likewise.
31178 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
31179 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
31182 2007-01-27 Roger Sayle <roger@eyesopen.com>
31184 * tree.c (tree_fold_gcd): Delete.
31185 * tree.h (tree_fold_gcd): Remove prototype.
31186 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
31187 test whether one constant integer is a multiple of another. Instead
31188 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
31189 * fold-const.c (multiple_of_p): We've determined both TOP and
31190 BOTTOM are integer constants so we can call int_const_binop directly
31191 instead of the more generic const_binop.
31193 2007-01-27 Roger Sayle <roger@eyesopen.com>
31195 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
31196 1*X check that the constant hasn't overflowed, to preserve the
31198 (round_up): Provide an efficient implementation when rouding-up an
31199 INTEGER_CST to a power-of-two.
31201 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31203 * doc/sourcebuild.texi: Add comma for clarity.
31204 * doc/extend.texi: Fix some typos.
31205 * doc/passes.texi: Likewise.
31206 * doc/cppinternals.texi: Likewise.
31207 * doc/c-tree.texi: Likewise.
31208 * doc/tree-ssa.texi: Likewise.
31209 * doc/install.texi: Likewise.
31211 2007-01-27 Jan Hubicka <jh@suse.cz>
31213 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
31214 (pass_sra): Do not require alias information.
31215 * passes.c (init_optimization_passes): Add SRA
31217 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
31219 * tracer.c (rest_of_handle_tracer): We already cleaned
31220 up the CFG in tracer() so don't do it here again.
31221 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
31222 cleanup_cfg here, either. And don't call renumber_insns.
31224 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
31225 and BB_HEAD are in the insn stream here. Instead make sure
31226 that BB_INSN is valid on all insns. Also, do check here that
31227 there are no pending branch predictions...
31228 (rtl_verify_flow_info): ...instead of doing it here. Checks
31229 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
31232 2007-01-26 Roger Sayle <roger@eyesopen.com>
31234 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
31235 function to simplify/factorize operand order canonicalization.
31236 (ix86_fixup_binary_operands): Reorganize using the above function.
31237 (ix86_binary_operator_ok): Likewise.
31239 2007-01-27 Jakub Jelinek <jakub@redhat.com>
31241 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
31242 file scope from optimize_attrs.
31243 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
31245 (optimize_attrs): Clear insn_code_values after freeing it.
31247 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
31249 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
31250 a parts.base assignment.
31252 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
31254 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
31255 (compute_subscript_distance, initialize_data_dependence_relation,
31256 finalize_ddr_dependent, analyze_ziv_subscript,
31257 analyze_siv_subscript_cst_affine,
31258 compute_overlap_steps_for_affine_univar,
31259 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
31260 analyze_siv_subscript, analyze_miv_subscript,
31261 analyze_overlapping_iterations, subscript_dependence_tester_1,
31262 compute_self_dependence, free_dependence_relation): Work
31263 with affine_fn instead of chrecs.
31264 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
31265 common_affine_function, affine_function_base,
31266 affine_function_constant_p, affine_fn_op, affine_fn_plus,
31267 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
31268 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
31269 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
31270 (all_chrecs_equal_p): Removed.
31271 * tree-data-ref.h (affine_fn, conflict_function): New types.
31272 (struct subscript): Change type of conflicting_iterations_in_a
31273 and conflicting_iterations_in_b.
31275 2007-01-26 Steve Ellcey <sje@cup.hp.com>
31278 * config/pa/pa.h (TARGET_HPUX_11): New.
31279 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
31280 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
31282 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
31283 Richard Guenther <rguenther@suse.de>
31285 * tree-ssa-structalias.c (solve_graph): Handle case
31286 we merged the variable to another.
31288 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31290 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
31293 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
31294 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
31296 2007-01-25 DJ Delorie <dj@redhat.com>
31298 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
31299 allow changes to modes which don't fit in those registers.
31301 * reload1.c (choose_reload_regs): Check for invalid subregs before
31302 computing their locations, not after.
31304 2007-01-25 Geoffrey Keating <geoffk@apple.com>
31307 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
31308 save Altivec registers in an eh_return function.
31309 (compute_vrsave_mask): Likewise.
31310 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
31311 for saving Altivec registers.
31312 (rs6000_emit_prologue): Don't allocate stack twice in
31313 eh_return function. Correct expected value of altivec_save_offset
31314 when using save_world. Describe save of R0 to stack when using
31315 save_world. Describe stack pointer adjustment when using
31316 save_world. Remove duplicated eh_return parameter register saving.
31317 Update sp_offset variable after save_world.
31318 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
31320 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
31321 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
31324 2007-01-25 Steve Ellcey <sje@cup.hp.com>
31326 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
31328 2007-01-25 Steve Ellcey <sje@cup.hp.com>
31331 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
31332 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
31334 2007-01-25 Richard Guenther <rguenther@suse.de>
31336 * doc/invoke.texi (-Wcoverage-mismatch): Document.
31337 * common.opt (-Wcoverage-mismatch): New warning option.
31338 * coverage.c (get_coverage_counts): Ignore coverage mismatch
31339 if -Wcoverage-mismatch is given.
31341 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
31343 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
31344 (ipcp_driver): Change to static definition.
31345 Add dumping of the ifunctions.
31346 (constant_val_insert): Remove unused parameter. Support for SSA.
31347 (ipcp_propagate_const): Support for SSA.
31348 (ipcp_profile_bb_print): Print only analyzed nodes.
31349 (ipcp_replace_map_create): Remove support for Fortran constant
31351 * ipa-prop.c (ipa_method_modify_stmt,
31352 ipa_callsite_compute_param): Support for SSA.
31353 * ipa-prop.h (ipcp_driver): Remove declaration.
31354 (IS_VALID_TREE_MAP_INDEX): Add define.
31356 2007-01-24 Geoffrey Keating <geoffk@apple.com>
31358 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
31360 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31362 PR middle-end/30447
31363 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
31364 constant argument to cabs and do it without checking for
31365 -funsafe-math-optimizations.
31367 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
31369 * c-common.h (RID_FIRST_CXX0X): New.
31370 (RID_LAST_CXX0X): New.
31371 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
31373 * c.opt (Wc++0x-compat): New.
31374 * doc/invoke.texi (-Wc++0x-compat): Document.
31376 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31378 * builtins.c (fold_builtin_carg): New.
31379 (fold_builtin_1): Use it.
31381 2007-01-24 Jan Hubicka <jh@suse.cz>
31383 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
31385 * ipa-inline.c (initial_insns, max_insns): Delete.
31386 (compute_max_insns): New function.
31387 (cgraph_decide_inlining_of_small_function): Use it; take minimal
31388 amount of insns as base for code growth.
31389 (cgraph_decide_inlining): Make initial_insns local; do not compute
31391 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
31392 * doc/invoke.texi (inline-unit-growth): Update docs.
31394 2007-01-24 Jakub Jelinek <jakub@redhat.com>
31396 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
31397 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
31398 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
31399 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
31400 for CPUs that have PTA_CX16 set.
31402 PR middle-end/27416
31403 * gimplify.c (omp_check_private): New function.
31404 (gimplify_scan_omp_clauses): Use it for
31405 firstprivate/lastprivate/reduction.
31407 PR middle-end/30494
31408 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
31409 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
31411 PR middle-end/30421
31412 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
31413 If lower_lastprivate_clauses emits some statements, append them
31414 to dlist rather than body_p and to body_p append an initializer.
31415 (lower_omp_for): Adjust caller.
31417 2007-01-24 Steve Ellcey <sje@cup.hp.com>
31419 * target.h (globalize_decl_name): New.
31420 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
31421 * output.h (default_globalize_decl_name): New.
31422 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
31424 (globalize_decl): Ditto.
31425 (default_globalize_decl_name): New.
31426 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
31427 (ia64_handle_version_id_attribute): New.
31428 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
31429 (ia64_asm_output_external): Use globalize_decl_name instead
31430 of globalize_label.
31431 * doc/extend.texi (version_id): New pragma.
31432 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
31434 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
31436 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
31437 _uleb128_t and _Unwind_SWord with _sleb128_t.
31438 * unwind-dw2.c (extract_cie_info, execute_stack_op,
31439 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
31441 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
31442 * unwind-pe.h (read_uleb128, read_sleb128,
31443 read_encoded_value_with_base): Likewise.
31444 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
31446 2007-01-24 Richard Guenther <rguenther@suse.de>
31448 * builtins.c (expand_builtin_cexpi): Get the fndecl
31449 for cexp in the correct way.
31451 2007-01-24 Jan Hubicka <jh@suse.cz>
31453 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
31456 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
31458 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
31459 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
31460 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
31461 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
31462 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
31463 __SIZEOF_PTRDIFF_T__.
31464 * doc/cpp.texi: Documentation for the new builtin macros added.
31466 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
31468 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
31469 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
31470 instead of operands[2] to avoid access past the end of array.
31472 2007-01-24 Richard Sandiford <richard@codesourcery.com>
31474 * reload1.c (emit_reload_insns): Pass the reload register
31475 for a non-spill output reload through forget_old_reloads_1.
31477 2007-01-23 Joseph Myers <joseph@codesourcery.com>
31479 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
31480 _SOFT_DOUBLE if doubles use software floating-point.
31481 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
31482 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
31483 * config/rs6000/darwin-ldouble.c: Also compile functions for
31484 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
31485 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
31486 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
31487 commented-out long double override.
31488 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
31489 * config/rs6000/eabispe.h: Likewise.
31490 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
31491 long double for non-SPE.
31492 (rs6000_handle_option): Likewise.
31493 (invalid_e500_subreg): Disallow more subregs involding DImode,
31494 DFmode, TImode or TFmode.
31495 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
31497 (legitimate_lo_sum_address_p): Also check for TFmode for E500
31499 (rs6000_legitimize_address): Also handle TFmode for E500 double.
31500 (rs6000_legitimize_reload_address): Also handle TFmode for E500
31502 (rs6000_legitimate_address): Also check for TFmode for E500
31504 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
31505 (spe_build_register_parallel): Handle TFmode and TCmode.
31506 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
31508 (function_arg): Handle TFmode and TCmode for E500 double.
31509 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
31511 (print_operand): Handle TFmode and TImode for %y.
31512 (rs6000_generate_compare): Handle TFmode comparisons for E500
31514 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
31515 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
31516 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
31517 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
31518 TFmode for E500 double.
31519 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
31520 (floatsidf2): Enable for E500 double.
31521 (movtf_softfloat): Use rs6000_nonimmediate_operand.
31522 (extenddftf2): Change to extenddftf2_fprs.
31523 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
31524 depending on TARGET_E500_DOUBLE.
31525 (extendsftf2): Enable for E500 double.
31526 (trunctfdf2): Enable for E500 double.
31527 (trunctfsf2): Change to trunctfsf2_fprs.
31528 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
31529 depending on TARGET_E500_DOUBLE.
31530 (floatsitf2): Enable for E500 double.
31531 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
31532 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
31533 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
31534 (negtf2): Change to negtf2_internal.
31535 (negtf2): New expander.
31536 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
31537 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
31538 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
31539 (movdi_internal32): Use rs6000_nonimmediate_operand.
31540 (unnamed splitter): Likewise.
31541 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
31542 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
31543 (SPE64TF, DITI): New mode macros.
31544 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
31547 (frob_<mode>_di_2): New.
31548 (frob_tf_di_8_2): New.
31549 (frob_di_df): Change to frob_di_<mode>; allow more modes.
31551 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
31553 (frob_ti_<mode>_8_2): New.
31554 (frob_ti_tf_2): New.
31555 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
31556 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
31558 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
31559 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
31560 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
31561 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
31562 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
31563 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
31566 2007-01-23 Ian Lance Taylor <iant@google.com>
31568 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
31570 (OBJS-archive): Reformat, alphabetize.
31571 (OBJS): Change out_object_file to OBJS-md.
31573 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
31575 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
31576 JUMP_P and CALL_P predicates where applicable.
31577 * config/i386/i386.c: Ditto.
31578 * config/i386/i386.md: Ditto.
31579 * config/i386/mmx.md: Ditto.
31580 * config/i386/predicates.md: Ditto.
31582 2007-01-22 Andreas Schwab <schwab@suse.de>
31584 * config/m68k/m68k.h: Fix comment.
31586 2007-01-22 Jan Hubicka <jh@suse.cz>
31588 * passes.c (init_optimization_passes): Do not rerun
31589 pass_early_warn_uninitialized.
31591 2007-01-22 Richard Guenther <rguenther@suse.de>
31593 PR tree-optimization/30038
31594 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
31596 (execute_cse_sincos_1): Likewise.
31597 (execute_cse_sincos): Likewise.
31598 (gate_cse_sincos): Likewise.
31599 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
31600 the cexpi() canonicalization of sincos().
31601 * tree-pass.h (pass_cse_sincos): Declare.
31602 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
31604 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
31606 PR rtl-optimization/29329
31607 * combine.c (replaced_rhs_insn): Rename to i2mod.
31608 (replaced_rhs_value): Rename to i2mod_new_rhs.
31609 (i2mod_old_rhs): New global variable.
31610 (combine_instructions): Adjust for above change. Save a copy of
31611 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
31612 note are substituted in the second instruction.
31613 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
31614 ditch the note if it pertains to the second eliminated register
31615 and this register is mentioned in i2mod_old_rhs.
31618 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
31620 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
31621 the insn to which the note was originally attached.
31623 2007-01-21 Jan Hubicka <jh@suse.cz>
31625 * ipa-inline.c (inlining_mode): Comment, move up.
31626 (cgraph_decide_inlining_incrementally): Do not perform inlining
31627 itself; fix handling of flattening of self recursive functions.
31628 (cgraph_find_cycles): Remove.
31629 (cgraph_flatten_node): Remove.
31630 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
31631 (try_inline): New function.
31632 (cgraph_early_inlining): Update call of
31633 cgraph_decide_inlining_incrementally. Apply inlining here.
31634 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
31636 2007-01-21 Dirk Mueller <dmueller@suse.de>
31639 * tree-vrp.c (check_array_bounds): do not warn
31640 about ADDR_EXPR's of ARRAY_REF's which are immediately
31641 used in binary expressions.
31643 2007-01-21 Ira Rosen <irar@il.ibm.com>
31645 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
31646 read_write_dep and macros for its access.
31647 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
31648 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
31649 argument, call vect_check_interleaving for every independent pair of
31650 data-refs. Mark loads that access the same memory location as a store
31652 (vect_check_dependences): Remove.
31653 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
31654 call, fix the call to vect_analyze_data_ref_dependence.
31655 (vect_analyze_data_ref_access): For statements that access the same
31656 data-ref, check that they are not stores; for loads, check that there
31657 is no store that access the same location.
31659 2007-01-20 Roger Sayle <roger@eyesopen.com>
31660 Joseph Myers <joseph@codesourcery.com>
31662 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
31663 (-fdump-rtl-stack): Likewise.
31664 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
31665 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
31666 (-mpt-fixed): Use @minus{} for minus sign.
31667 (Using Precompiled Headers): Fix under/overfull hbox.
31669 2007-01-20 Jan Hubicka <jh@suse.cz>
31671 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
31672 place within annotation.
31674 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31676 * pa.c (output_move_double): Change array size of xoperands to 4.
31678 2007-01-20 Jan Hubicka <jh@suse.cz>
31680 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
31683 2007-01-19 Ian Lance Taylor <iant@google.com>
31685 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
31686 constant to unsigned HOST_WIDE_INT before negating.
31688 2007-01-19 Ian Lance Taylor <iant@google.com>
31690 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
31692 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
31693 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
31694 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
31695 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
31696 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
31697 (realloc_vdef, realloc_vuse): Change second parameter to
31699 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
31700 fields to unsigned.
31701 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
31702 unsigned. Change x and lim locals to unsigned.
31703 (realloc_vdef, realloc_vuse): Change num_elem parameter to
31705 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
31706 (copy_virtual_operands): Change i and n locals to unsigned.
31708 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31710 PR middle-end/29335
31711 * builtins.c (fold_builtin_1): Handle builtin fdim.
31713 2007-01-20 Jan Hubicka <jh@suse.cz>
31715 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
31716 * tree-ssa-structalias.c (compute_points_to_sets): Do call
31717 init_alias_heapvars.
31718 (init_alias_heapvars): Initialize only when not already initialized.
31719 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
31721 2007-01-19 Roger Sayle <roger@eyesopen.com>
31723 * common.opt (fsigned-zeros): New command line option.
31724 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
31725 of flag_unsafe_math_optimizations.
31726 * opts.c (set_fast_math_flags): The -ffast-math command line option
31727 implies -fno-signed-zeros.
31728 (fast_math_flags_set_p): Likewise.
31730 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
31731 the documentation of -ffast-math appropriately. Wrap long lines.
31733 2007-01-19 Steve Ellcey <sje@cup.hp.com>
31735 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
31736 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
31738 2007-01-19 Tomas Bily <tbily@suse.cz>
31740 * cgraphunit.c (cgraph_finalize_function): Updating of pid
31742 (tree_init_ic_make_global_vars): New function
31743 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
31744 (tree_gen_ic_profiler): New function
31745 (tree_gen_ic_func_profiler): New function
31746 (tree_profiling): Added calling of tree_gen_ic_func_profiler
31747 (tree_profile_hooks): Added hook for indirec/virtual calls
31748 * value-prof.c (tree_find_values_to_profile): New case for
31750 (tree_values_to_profile): Call for determining indirect/virtual
31752 (tree_indirect_call_to_profile): New function
31753 (tree_ic_transform): New function
31754 (tree_ic): New function
31755 (find_func_by_pid): New function
31756 (init_pid_map): New function
31757 (tree_value_profile_transformations): Added check for
31758 indirect/virtual call transformation
31759 * value-prof.h (enum hist_type): New counter type for
31760 indirect/virtual calls
31761 (profile_hooks): Added new hook for profiling indirect/virtual
31763 * profile.c (instrument_values): New case for indirect/virtual
31765 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
31766 (GCOV_COUNTER_V_INDIR): New counter type
31767 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
31768 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
31770 * cgraph.c: Definition of cgraph_max_pid
31771 (cgraph_create_node): Default init of pid attribute
31772 * cgraph.h: Declaration of cgraph_max_pid
31773 (struct cgraph_node): Added pid attribute
31774 * libgcov.c (__gcov_indirect_call_profiler): New function
31775 (__gcov_one_value_profiler_body): New function
31776 (__gcov_one_value_profiler): Body was moved to
31777 __gcov_one_value_profiler_body and calls it
31779 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
31781 * doc/gty.texi (Options): Document the mark_hook option to GTY.
31782 * gengtype.c (write_types_data, write_func_for_structure,
31783 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
31784 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
31785 (walk_type, write_func_for_structure): Generate the mark_hook if
31788 2007-01-19 Jan Hubicka <jh@suse.cz>
31790 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
31791 'early' argument take inlining mode argument specifying whether to
31792 inline for size/speeed or all functions; add support for flattening;
31794 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
31796 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31799 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
31800 the name of the declared identifier.
31802 2007-01-19 Dirk Mueller <dmueller@suse.de>
31804 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
31805 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
31806 duplicate evaluation.
31808 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
31810 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
31811 Macroize expander using X87MODEF12 mode macro. Extend operand 1
31812 to XFMode, use acosxf2 and truncate result to requested mode.
31813 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
31814 (asin<mode>2): Similarly, with asin expanders.
31815 (*fscalexf4_i387): Rename from *fscalexf4.
31816 (expNcorexf3): New expander.
31817 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
31818 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
31819 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
31820 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
31821 patterns for SSE math.
31822 (exp10<mode>2): Similarly, with exp10 expanders.
31823 (exp2<mode>2): Similarly, with exp2 expanders.
31824 (expm1<mode>2): Similarly, with expm1 expanders.
31825 (ldexp<mode>3): Similarly, with ldexp expanders.
31826 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
31827 Use gen_truncxf<mode>2_i387_noop to truncate result.
31829 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31831 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
31832 for ColdFire targets.
31834 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
31835 Richard Sandiford <richard@codesourcery.com>
31837 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
31838 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
31839 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
31840 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
31841 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31842 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31844 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31846 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
31847 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
31848 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
31849 (*adddi_dilshr32_cf): New pattern.
31850 (adddi3, subdi3): Remove first alternatives.
31852 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31854 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
31855 implemented using move.l, do not use its cc result for floating-point
31858 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31860 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
31861 from accepting 's' constraints if flag_pic.
31863 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31865 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
31866 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
31867 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
31868 condition from TARGET_68881 to TARGET_HARD_FLOAT.
31870 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
31872 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
31873 ColdFire alternatives.
31874 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
31875 * config/m68k/m68k.md (clzsi2): Define for ColdFire
31876 architectures that support ff1 instruction.
31878 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31879 Julian Brown <julian@codesourcery.com>
31881 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
31882 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
31883 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
31886 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31888 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
31890 (output_move_const_into_data_reg, output_move_simode_const): Delete.
31891 * config/m68k/m68k.c (const_method, const_int_cost): Take a
31892 HOST_WIDE_INT instead of an rtx.
31893 (m68k_rtx_costs): Update call accordingly.
31894 (output_move_const_into_data_reg): Likewise. Fix formatting.
31895 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
31897 (output_move_simode_const): Update calls after above changes.
31898 Rework to use automatic variables and predicates like MEM_P.
31899 * config/m68k/m68k.md (pushexthisi_const): Update call to
31902 2007-01-19 Dirk Mueller <dmueller@suse.de>
31904 * tree-ssa-alias.c (perform_var_substitution): Fix typo
31905 in dump_flags test.
31907 2007-01-19 Richard Guenther <rguenther@suse.de>
31909 * builtins.c (expand_builtin_cexpi): Fall back to expanding
31910 via cexp in case sincos is not available.
31912 2007-01-19 Richard Guenther <rguenther@suse.de>
31914 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
31915 * defaults.h (TARGET_HAS_SINCOS): Default to off.
31916 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
31917 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
31918 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
31919 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
31920 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
31921 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
31923 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
31925 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
31927 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
31928 (atan2xf3): Directly generate RTL pattern.
31929 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
31930 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
31931 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31932 disable patterns for SSE math.
31933 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
31934 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
31935 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31936 disable patterns for SSE math.
31938 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
31940 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
31942 2007-01-18 Roger Sayle <roger@eyesopen.com>
31944 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
31945 VIEW_CONVERT_EXPR to the same type as it's operand.
31947 2007-01-18 David Edelsohn <edelsohn@gnu.org>
31949 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
31950 configured for long double 128.
31952 2007-01-18 Mike Stump <mrs@apple.com>
31954 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
31957 2007-01-18 Michael Meissner <michael.meissner@amd.com>
31959 * config/i386/i386.c (ix86_compute_frame_layout): Make fprintf's
31960 in #if 0 code type correct.
31962 2007-01-18 Jan Hubicka <jh@suse.cz>
31964 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
31965 greater than NUM_VOP_FREE_BUCKETS.
31967 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
31969 * tree-ssa-structalias.c: Update comments.
31970 (ptabitmap_obstack): Removed.
31971 (pta_obstack): New.
31972 (oldpta_obstack): Ditto.
31973 (stats): Add a few members.
31974 (struct variable_info): Remove node, complex, address_taken, and
31975 indirect_target members. Add oldsolution member.
31976 (new_var_info): Do not initialize removed members.
31977 (constraint_expr_type): Remove INCLUDES.
31978 (constraint_graph): Add size, implicit_preds, rep,
31979 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
31980 (FIRST_REF_NODE): New macro.
31981 (LAST_REF_NODE): Ditto.
31982 (FIRST_ADDR_NODE): Ditto.
31983 (find): New function.
31985 (dump_constraint): Do not handle INCLUDES.
31986 (insert_into_complex): Do not insert duplicate constraints.
31987 (condense_varmap_nodes): Renamed and rewritten into ...
31988 (merge_node_constraints): This. Also fix bug in handling of
31989 offseted copy constraints.
31990 (clear_edges_for_node): No longer need to deal with preds at all,
31991 or removing associated preds/succs.
31992 (merge_graph_nodes): Deal with indirect_cycles.
31993 Don't deal with predecessors.
31994 (add_implicit_graph_edge): New function.
31995 (add_pred_graph_edge): Ditto.
31996 (add_graph_edge): Don't deal with predecessors.
31997 (build_constraint_graph): Removed.
31998 (build_pred_graph): New function.
31999 (build_succ_graph): Ditto.
32000 (struct scc_info): Removed in_component. Added roots, dfs, and
32001 node_mapping. Remove visited_index, unification_queue.
32002 (scc_visit): Deal with union-find we do now.
32003 Deal with cycles with REF nodes.
32004 (collapse_nodes): Renamed and rewritten to ...
32005 (unify_nodes): This.
32006 (process_unification_queue): Removed.
32007 (topo_visit): Cleanup
32008 (do_da_constraint): Use find.
32009 (do_sd_constraint): Ditto.
32010 (do_ds_constraint): Ditto.
32011 (do_complex_constraint): Ditto.
32012 (init_scc_info): Update for removed and added members.
32013 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
32014 (find_indirect_cycles): This.
32015 (equivalence_class): New variable.
32016 (label_visit): New function.
32017 (perform_variable_substitution): Rewritten.
32018 (free_var_substitution_info): New function.
32019 (find_equivalent_node): Ditto.
32020 (move_complex_constraints): Ditto.
32021 (eliminate_indirect_cycles): Ditto.
32022 (solve_graph): Only propagate changed bits.
32023 Use indirect cycle elimination.
32025 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
32026 (tree_id_eq): Renamed to ...
32027 (tree_vi_eq): This. Update for member change
32028 (insert_id_for_tree): Renamed and rewritten to ...
32029 (insert_vi_for_tree): This.
32030 (lookup_id_for_tree): Renamed and rewritten to ...
32031 (lookup_vi_for_tree): This.
32032 (get_id_for_tree): Renamed and rewritten to ...
32033 (get_vi_for_tree): Ditto.
32034 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
32035 (process_constraint): Don't handle INCLUDES.
32036 Remove special ADDRESSOF case.
32037 (find_func_aliases): Rewrite to use vi functions instead of id
32039 (create_function_info_for): Ditto.
32040 (create_variable_info_for): Ditto.
32041 (intra_create_variable_infos): Ditto.
32042 (merge_smts_into): Ditto.
32043 (find_what_p_points_to): Ditto.
32044 (init_base_vars): Ditto.
32045 (init_alias_vars): Ditto.
32046 (remove_preds_and_fake_succs): New function.
32047 (dump_sa_points_to_info): Dump new stats.
32048 (dump_solution_for_var): Use find.
32049 (set_used_smts): Fix formatting.
32050 (compute_points_to_sets): Updated for new functions.
32051 (ipa_pta_execute): Ditto.
32053 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
32054 Richard Sandiford <richard@codesourcery.com>
32056 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
32058 * calls.c (expand_call): If the return value is a PARALLEL,
32059 extract its first member.
32060 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
32061 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
32062 use FUNCTION_EXTRA_EPILOGUE.
32063 (m68k_function_value): Return a PARALLEL if the return value
32064 is of a pointer type.
32065 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
32066 (FUNCTION_EXTRA_EPILOGUE): Remove.
32067 * config/m68k/m68k.md (D0_REG): New constant.
32069 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
32071 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
32072 output a NOP for empty epilogues.
32074 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32076 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
32077 before function. Extend register save check to include all
32078 registers, not just integer ones.
32080 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
32082 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
32083 (m68k_use_return_insn): ...this.
32084 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
32085 * config/m68k/m68k.c (use_return_insn): Rename to...
32086 (m68k_use_return_insn): ...this.
32087 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
32088 of USE_RETURN_INSN.
32090 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
32092 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
32093 nearest even, fix denormal rounding overflow.
32095 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32097 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
32098 f%$smove and f%$move.
32099 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
32100 (extendsfdf2_cf): Use fdmove instead of f%&move.
32101 (truncdfsf2_cf): Use fsmove instead of f%$smove.
32102 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
32104 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32106 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
32109 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32111 * real.h (real_format): Add a canonical_nan_lsbs_set field.
32112 (coldfire_single_format): Declare.
32113 (coldfire_double_format): Likewise.
32114 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
32115 of qnan_msb_set to determine the lower bits of a canonical
32117 (encode_ieee_double): Likewise.
32118 (encode_ieee_quad): Likewise.
32119 (ieee_single_format): Initialize canonical_nan_lsbs_set.
32120 (mips_single_format): Likewise.
32121 (ieee_double_format): Likewise.
32122 (mips_double_format): Likewise.
32123 (ieee_extended_motorola_format): Likewise.
32124 (ieee_extended_intel_96_format): Likewise.
32125 (ieee_extended_intel_128_format): Likewise.
32126 (ieee_extended_intel_96_round_53_format): Likewise.
32127 (ibm_extended_format): Likewise.
32128 (mips_extended_format): Likewise.
32129 (ieee_quad_format): Likewise.
32130 (mips_quad_format): Likewise.
32131 (vax_f_format): Likewise.
32132 (vax_d_format): Likewise.
32133 (vax_g_format): Likewise.
32134 (i370_single_format): Likewise.
32135 (i370_double_format): Likewise.
32136 (decimal_single_format): Likewise.
32137 (decimal_double_format): Likewise.
32138 (decimal_quad_format): Likewise.
32139 (c4x_single_format): Likewise.
32140 (c4x_extended_format): Likewise.
32141 (real_internal_format): Likewise.
32142 (coldfire_single_format): New real_format.
32143 (coldfire_double_format): Likewise.
32144 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
32145 canonical_nan_lsbs_set.
32146 (pdp11_d_format): Likewise.
32147 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
32148 if TARGET_COLDFIRE_CPU.
32150 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32152 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
32153 (output_call, m68k_legitimize_call_address): Declare.
32154 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
32155 parenthesees. Add support for a 'W' constraint.
32156 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
32157 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
32158 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
32159 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
32161 (override_options): Initialize them. Do not set flag_no_function_cse
32162 for TARGET_ID_SHARED_LIBRARY.
32163 (m68k_output_pic_call): Delete.
32164 (m68k_legitimize_call_address): New function.
32165 (print_operand): Remove the %o prefix. Handle the %p prefix.
32166 (output_call): New function.
32167 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
32168 target address from the GOT if symbolic jumps are not allowed.
32169 * config/m68k/m68k.md (call, general_operand): Do not set
32170 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
32171 Merge separate flag_pic and !flag_pic define_insns into...
32172 (*call, *call_value): ...these new patterns. Match the address
32173 rather than the containing MEM and require it to be a call_operand.
32174 Use output_call to generate the asm template.
32175 * config/m68k/predicates.md (const_call_operand): New predicate.
32176 (call_operand): Likewise.
32178 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
32180 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
32181 (STACK_GROWS_DOWNWARD): Define to 1.
32182 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
32183 comments, emphasizing that these values are only defaults.
32184 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
32185 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
32187 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32189 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
32191 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
32192 Richard Sandiford <richard@codesourcery.com>
32194 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
32195 (FP_REGNO_P): New macros.
32196 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
32197 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
32198 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
32199 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
32201 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
32203 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
32204 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
32206 * config/m68k/t-floatlib: New file, extracting common code from...
32207 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
32208 * config/m68k/t-uclinux: Here.
32209 * config/m68k/fpgnulib.c: Do not compile extendeed precision
32210 routines on ColdFire targets.
32212 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
32214 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
32215 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
32216 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
32217 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
32218 explicitly set MOTOROLA to 1.
32219 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
32221 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32222 Nathan Sidwell <nathan@codesourcery.com>
32224 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
32225 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
32226 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
32227 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
32228 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
32229 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
32230 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
32231 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
32232 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
32233 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
32234 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
32235 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
32236 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
32237 (DBX_REGISTER_NUMBER): Delete.
32238 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
32239 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
32240 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
32242 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32244 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
32245 * config/flat.h: New file.
32246 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
32247 OBJECT_FORMAT_FLAT.
32248 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
32249 indirect references for -msep-data or -mid-shared-library.
32250 Do not use PC-relative code addresses either.
32251 * config/m68k/m68k.c (override_options): Restrict -fPIC error
32253 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
32254 for shared libraries and crt1.o for executables. Use crti.o and
32256 (ENDFILE_SPEC): Use crtend.o and crtn.o.
32257 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
32258 Do not add -elf2flt or -shared-lib-id options here.
32259 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
32260 Pass -shared-lib-id if -mid-shared-library, taking the library
32261 identifier from -mshared-library-id if given, otherwise
32263 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
32264 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
32265 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
32266 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
32267 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
32268 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
32270 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
32271 jump sequence for ISA A and ISA A+.
32272 (PICJUMP): Likewise.
32274 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32276 * config.gcc (m68k-*-uclinux*): Base the port on the common
32277 and m68k GNU/Linux files rather than on the generic ELF ones.
32278 * config/m68k/uclinux.h (TARGET_VERSION): Override.
32279 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
32281 2007-01-18 Julian Brown <julian@codesourcery.com>
32282 Richard Sandiford <richard@codesourcery.com>
32284 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
32285 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
32286 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
32288 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
32289 80 unconditionally.
32290 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
32292 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32294 * doc/install.texi: Document m68k-uclinuxoldabi.
32295 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
32296 * config/m68k/uclinux-oldabi.h: New file, copied from
32297 config/m68k/uclinux.h.
32299 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
32301 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
32302 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
32303 (m32r_compute_frame_size): Use unsigned for regno.
32304 (m32r_reload_lr): Use gen_frame_mem.
32306 (m32r_output_function_epilogue): Don't output the function epilogue
32308 (m32r_expand_epilogue): New.
32309 (direct_return): Return false if the function has the interrupt
32311 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
32312 * config/m32r/m32r.md (epilogue): New expander.
32313 (return_lr, return_rte): New insns.
32314 (return): Make it expander.
32315 (return_normal): New expander.
32317 2007-01-18 Josh Conner <jconner@apple.com>
32320 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
32321 support for UNLE, UNLT, UNGE, and UNGT.
32323 2007-01-18 Jan Hubicka <jh@suse.cz>
32325 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
32326 * tree-tailcall (add_virtual_phis): Likewise.
32327 (optimize_tail_call): Return TODOs.
32328 (execute_tail_calls): Return TODOs.
32329 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
32330 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
32332 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
32333 Cleanup cfg using TODO.
32334 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
32335 * passes.c (execute_function_todo): When cleanup did something, remove
32337 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
32338 (make_edges): Don't cleanup_cfg.
32340 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
32342 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
32343 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
32344 operate on the top of stack.
32345 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
32346 register handling of instructions that output to the second
32348 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
32349 (move_for_stack_reg): Special-case check for dead destination
32350 stack slot for constant load of 1.0 inside UNSPEC_TAN.
32352 * config/i386/i386.md (UNSPEC_TAN): New constant.
32353 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
32354 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
32355 to correctly model move of constant 1.0 to top stack slot.
32356 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
32357 (unnamed peephole2 pattern): Remove corresponding peephole2
32358 pattern that optimizes tan insn and loading of constant 1.0.
32359 (tanxf2): Use fptanxf4_i387.
32360 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
32361 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
32362 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
32363 disable patterns for SSE math.
32364 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
32365 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
32367 2007-01-18 Dirk Mueller <dmueller@suse.de>
32368 Richard Guenther <rguenther@suse.de>
32371 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
32372 * common.opt (Warray-bounds): Add new warning option.
32373 * c-opts.c (c_common_handle_option): Define -Warray-bounds
32375 * Makefile.in: make tree-vrp.o depend on toplev.h
32376 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
32378 (check_array_refs, check_array_bounds, check_array_ref): New.
32380 2007-01-18 Jan Hubicka <jh@suse.cz>
32382 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
32383 (execute_ssa_ccp): Return flags conditionally.
32384 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
32386 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
32388 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
32390 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
32391 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
32393 * Makefile.c (GTFILES): Add cfglayout.h.
32394 * gengtype.c (open_base_files): Likewise.
32395 * cfglayout.c (cfg_layout_function_footer,
32396 cfg_layout_function_header) Reindent to make gengtype happy.
32397 * cfglayout.h (cfg_layout_function_footer,
32398 cfg_layout_function_header): Add GTY(()) marker.
32400 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
32402 2007-01-18 Ben Elliston <bje@au.ibm.com>
32404 * genautomata.c (write_automata): Include xstrerror output in the
32405 error message if writing the DFA description file fails.
32407 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
32409 * config/mips/mips-protos.h (mips_output_external): Make it
32411 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
32412 * config/mips/mips.c (irix_output_external_libcall): Likewise.
32413 (extern_list): Likewise.
32414 (extern_head): Likewise.
32415 (TARGET_ASM_FILE_END): Likewise.
32416 (mips_file_end): Likewise.
32417 (mips_output_external): Rewritten.
32419 2007-01-18 Ben Elliston <bje@au.ibm.com>
32421 * genpreds.c (write_insn_preds_c): Only write out the function
32422 body for regclass_for_constraint if we have register constraints.
32424 2007-01-17 Tom Tromey <tromey@redhat.com>
32426 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
32427 * doc/install.texi (Testing): Use sourceware.org.
32428 (Binaries): Likewise.
32429 (Specific): Likewise.
32430 * doc/contrib.texi (Contributors): Use sourceware.org.
32432 2007-01-17 Anatoly Sokolov <aesok@post.ru>
32434 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
32435 (AVR_ENHANCED): Rename to ...
32436 (AVR_HAVE_MUL): ... new.
32437 (avr_enhanced_p): Rename to ...
32438 (avr_have_mul_p): ... new.
32439 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
32440 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
32441 * config/avr/avr.c (avr_enhanced_p): Rename to ...
32442 (avr_have_mul_p): ... new.
32443 (base_arch_s): Rename 'enhanced' to 'have_mul'.
32444 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
32445 'avr_enhanced_p' and 'enhanced'.
32446 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
32447 AVR_HAVE_MUL instead of AVR_ENHANCED.
32448 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
32449 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
32450 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
32451 instead of AVR_ENHANCED.
32452 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
32453 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
32454 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
32456 2007-01-17 Ian Lance Taylor <iant@google.com>
32458 * vec.h (VEC_reserve_exact): Define.
32459 (vec_gc_p_reserve_exact): Declare.
32460 (vec_gc_o_reserve_exact): Declare.
32461 (vec_heap_p_reserve_exact): Declare.
32462 (vec_heap_o_reserve_exact): Declare.
32463 (VEC_OP (T,A,reserve_exact)): New static inline function, three
32465 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
32466 negative parameter.
32467 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
32468 (VEC_OP (T,A,copy)) [all versions]: Likewise.
32469 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
32470 * vec.c (calculate_allocation): Add exact parameter. Change all
32472 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
32473 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
32474 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
32475 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
32476 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
32477 (vec_heap_p_reserve_exact): New function.
32478 (vec_heap_o_reserve_exact): New function.
32480 2007-01-17 Jan Hubicka <jh@suse.cz>
32482 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
32484 2007-01-17 Eric Christopher <echristo@apple.com>
32486 * config.gcc: Support core2 processor.
32488 2007-01-16 Jan Hubicka <jh@suse.cz>
32490 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
32491 the names, just unlink the chain so we don't crash on dangling
32495 2007-01-16 Jan Hubicka <jh@suse.cz>
32497 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
32498 * tree-pass.h: Reorder to make IPA passes appear toegher.
32499 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
32501 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
32502 parameters, do not call early inliner.
32503 * ipa-inline.c: Update comments. Include tree-flow.h
32504 (cgraph_decide_inlining): Do not compute inlining parameters.
32505 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
32506 be called with function context set up.
32507 (pass_ipa_inline): Remove unreachable functions before pass.
32508 (cgraph_early_inlining): Simplify assuming to be called from the
32510 (pass_early_inline): New pass.
32511 (cgraph_gate_ipa_early_inlining): New gate.
32512 (pass_ipa_early_inline): Turn into simple wrapper.
32513 (compute_inline_parameters): New function.
32514 (gate_inline_passes): New gate.
32515 (pass_inline_parameters): New pass.
32516 (apply_inline): Move here from tree-optimize.c
32517 (pass_apply_inline): New pass.
32518 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
32520 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
32521 doing them by hand.
32522 (tree_function_versioning): Do not allocate dummy struct function.
32523 * tree-inline.h (optimize_inline_calls): Update prototype.
32524 * tree-optimize.c (execute_fixup_cfg): Export.
32525 (pass_fixup_cfg): Remove
32526 (tree_rest_of_compilation): Do not apply inlines.
32527 * tree-flow.h (execute_fixup_cfg): Declare.
32528 * Makefile.in (gt-passes.c): New.
32529 * passes.c: Include gt-passes.h
32530 (init_optimization_passes): New passes.
32531 (nnodes, order): New static vars.
32532 (do_per_function_toporder): New function.
32533 (execute_one_pass): Dump current pass here.
32534 (execute_ipa_pass_list): Don't dump current pass here.
32536 2007-01-16 Janis Johnson <janis187@us.ibm.com>
32538 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
32539 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
32541 2007-01-16 David Edelsohn <edelsohn@gnu.org>
32543 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
32544 (strong_alias): Define.
32545 (__gcc_qmul): Provide non-FMA for soft-float.
32546 (__gcc_qdiv): Same.
32551 (__gcc_qunord): New.
32561 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
32562 soft-float functions.
32563 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
32564 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
32565 about long double soft float.
32567 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
32568 Tehila Meyzels <tehila@il.ibm.com>
32570 * tree-vectorizer.h (is_pattern_stmt_p): New.
32571 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
32572 formatting (tabs instead of spaces). Cleanup and clarify setting
32573 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
32574 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
32575 (vectorizable_type_demotion): Check that types are integral.
32576 (vectorizable_type_promotion): Likewise.
32577 (vectorizable_store): Fix typo. Eliminate new-line at end of
32580 2007-01-16 Jan Hubicka <jh@suse.cz>
32582 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
32585 2007-01-15 Eric Christopher <echristo@apple.com>
32587 * ifcvt.c: Include vec.h, vecprim.h.
32588 (check_cond_move_block): New argument regs.
32589 Reorganize. Add registers used to regs.
32590 (cond_move_process_if_block): Use regs set above as
32593 2007-01-15 Eric Christopher <echristo@apple.com>
32595 * config/darwin.h: Update copyright.
32596 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
32597 (LINK_COMMAND_SPEC): Add -u.
32598 (LINK_SPEC): Fix umbrella for above.
32600 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
32602 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
32605 2007-01-15 Tom Tromey <tromey@redhat.com>
32607 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
32608 * doc/install.texi (Testing): Don't mention jacks.
32609 (Configuration): Document --enable-java-maintainer-mode. Move
32610 --with-java-home to libgcj-specific section. Document
32612 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
32614 2007-01-15 Jan Hubicka <jh@suse.cz>
32616 * tree-ssa-dce.c (DCE_TODOs): New.
32617 (propagate_necessity): Return if something changed.
32618 (eliminate_unnecessary_stmts): Likewise.
32619 (perform_tree_ssa_dce): Return TODO flags when needed.
32620 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
32622 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
32624 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
32625 (fyl2x_extend<mode>xf3_i387): New insn pattern.
32626 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
32627 patterns using X87MODEF12 mode macro. Extend operand 1
32628 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
32629 (log10<mode>2): Ditto.
32630 (log2<mode>2): Ditto.
32631 (log1p<mode>2): Ditto.
32632 (logb<mode>2): Ditto.
32633 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
32634 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
32635 (*fxtractxf3_i387): Rename from *fxtractxf3.
32636 (fxtract_extend<mode>xf3_i387): New insn pattern.
32637 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
32638 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
32639 and gen_fyl2xxf3_i387().
32641 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
32643 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
32644 * cfgloopmanip.c (fix_loop_placement): Made static. Use
32645 get_loop_exit_edges. Changed return type to bool.
32646 * cfgloop.h (fix_loop_placement): Declaration removed.
32648 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
32650 * param.h (MIN_VECT_LOOP_BOUND): New.
32651 * params.def (MIN_VECT_LOOP_BOUND): New.
32652 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
32653 argument - minimum threshold for number of iterations.
32654 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
32655 argument to declaration.
32656 * tree-vect-analyze.c (vect_analyze_operations): Check value of
32657 MIN_VECT_LOOP_BOUND.
32658 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
32659 slpeel_tree_peel_loop_to_edge with additional argument.
32660 (vect_do_peeling_for_alignment): Likewise.
32661 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
32663 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
32666 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
32667 operands of size 1.
32669 2007-01-14 Jan Hubicka <jh@suse.cz>
32671 * tree-dfa.c (remove_referenced_var): New function.
32672 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
32673 prune referenced vars list too.
32674 * tree-flow.h (remove_referenced_var): Declare.
32676 2007-01-14 Jan Hubicka <jh@suse.cz>
32678 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
32680 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
32681 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
32682 * except.h (verify_eh_throw_table_statements): Kill prototype.
32683 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
32684 into call exrepssions.
32685 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
32687 * tree-cfg.c: Include pointer-set.h.
32688 (verify_node_sharing): Work on pointer set.
32689 (verify_eh_throw_stmt_node): New.
32690 (verify_stmts): Use pointers sets, verify throw_stmt.
32692 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
32694 * ipa-reference.c (analyze_function): Consider also addresses taken
32697 2007-01-12 Roger Sayle <roger@eyesopen.com>
32699 * c-typeck.c (null_pointer_constant_p): Replace use of
32700 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32701 (build_c_cast): Likewise.
32703 2007-01-12 Roger Sayle <roger@eyesopen.com>
32705 * tree.h (force_fit_type_double): Remove unused final argument.
32706 * c-common.c (constant_expression_warning): Replace use of
32707 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32708 (convert_and_check): Likewise.
32709 (shorten_compare): Update call to force_fit_type_double.
32710 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
32711 * convert.c (convert_to_pointer): Update call to
32712 force_fit_type_double.
32713 * fold-const.c (force_fit_type_double): Remove overflowed_const
32715 (int_const_binop, fold_convert_const_int_from_int,
32716 fold_convert_const_int_from_real, fold_div_compare,
32717 fold_sign_changed_comparison, fold_unary, fold_negate_const,
32718 fold_abs_const, fold_not_const): Remove the final argument from
32719 calls to force_fit_type_double.
32721 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
32723 * configure.ac: Set insn to "nop" for spu-*-* also.
32724 * configure: Regenerate.
32726 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
32728 * builtins.def : Add BUILT_IN_FREE.
32730 2007-01-12 Jan Hubicka <jh@suse.cz>
32732 PR tree-optimization/30443
32733 * tree-inline.c (tree_function_versioning): Do not optimize when
32734 cloning for inlining.
32736 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
32738 * doc/loop.texi: Document recording of loop exits.
32739 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
32740 (update_single_exits_after_duplication,
32741 update_single_exit_for_duplicated_loop,
32742 update_single_exit_for_duplicated_loops): Removed.
32743 (duplicate_loop_to_header_edge): Do not call
32744 update_single_exits_after_duplication and
32745 update_single_exit_for_duplicated_loops.
32746 (loop_version): Do not update single_exit information.
32747 (fix_loop_structure): Use record_loop_exits instead of
32748 mark_single_exit_loops.
32749 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
32750 the lists of loop exits.
32751 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
32752 split_edge, merge_blocks): Update the lists of loop exits.
32753 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
32754 loop_optimizer_init.
32755 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
32756 of mark_single_exit_loops.
32757 (loop_optimizer_finalize): Call release_recorded_exits.
32758 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
32759 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
32760 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
32761 update single exit information.
32762 * lambda-code.c (perfect_nestify): Ditto.
32763 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
32764 (mark_single_exit_loops): Removed.
32765 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
32766 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
32767 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
32769 (get_loop_exit_edges, single_exit): Use recorded exit lists.
32770 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
32771 (verify_loop_structure): Verify consistency of the exit lists.
32772 (flow_loops_find): Use alloc_loop. Initialize exits hash.
32773 (set_single_exit): Removed.
32774 * cfgloop.h (struct loop_exit): New function.
32775 (struct loop): single_exit_ field replaced by exits field.
32776 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
32777 LOOPS_HAVE_RECORDED_EXITS.
32778 (struct loops): Added exits hash.
32779 (mark_single_exit_loops, set_single_exit): Declaration removed.
32780 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
32782 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32784 * doc/invoke.texi: Avoid use of @headitem.
32786 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32788 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
32790 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32792 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
32795 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32796 Richard Sandiford <richard@codesourcery.com>
32798 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
32799 * config/m68k/m68k.opt: Resort options.
32800 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
32802 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32803 Richard Sandiford <richard@codesourcery.com>
32805 * doc/invoke.texi: Document the macros that are defined by
32806 m68k's -mtune and -mhard-float options.
32807 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
32808 (m68k_cpp_cpu_family): Likewise.
32809 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
32810 of __ucfv*__ macros. Define __mcffpu__ if generating code for
32811 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
32812 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
32813 (m68k_cpp_cpu_family): Likewise.
32815 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32817 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
32818 macros besides mc68000 as tuning macros. Use a switch statement
32819 to set them and mcpu32.
32821 2007-01-12 Julian Brown <julian@codesourcery.com>
32823 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
32824 (TARGET_68040_ONLY): Rename to...
32825 (TARGET_68040): ...this.
32826 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
32827 * config/m68k/m68k.md: Likewise.
32829 2007-01-12 Julian Brown <julian@codesourcery.com>
32830 Nathan Sidwell <nathan@codesourcery.com>
32831 Richard Sandiford <richard@codesourcery.com>
32833 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
32834 the -mcpu= argument associated with the --with-cpu setting.
32835 Define M68K_DEFAULT_TUNE to the default -mtune= option,
32836 if different from the one implied by the -mcpu setting.
32837 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
32838 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
32839 * doc/invoke.texi: Mention ColdFire in the introduction to the
32840 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
32841 -mno-div and -mhard-float options. Make -m68881 a synonym for
32842 -mhard-float. Document the previously-undocumented -m5206e,
32843 -m528x, -m5307 and -m5407 options. Tweak the existing option
32844 documentation for consistency.
32845 * doc/install.texi: Mention new --with-cpu arguments.
32846 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
32847 default CPU if neither -mcpu nor -march are specified.
32848 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
32849 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
32850 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
32851 using m68k_tune to decide between families that implement the
32852 same ISA. Use m68k_tune to set __mcfv4e__.
32853 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
32854 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
32855 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
32856 (FL_ISA_C, FL_ISA_MMU): New macros.
32857 (MASK_COLDFIRE): Delete.
32858 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
32859 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
32860 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
32861 (TARGET_HARD_FLOAT): Do not define here.
32862 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
32863 (TUNE_68000): New macro.
32864 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
32865 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
32866 (TUNE_CFV2): Redefine in terms of m68k_tune.
32867 (uarch_type, target_device, fpu_type): New enums.
32868 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
32869 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
32870 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
32871 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
32872 (FL_FOR_isa_c): New macros.
32873 (m68k_isa): New enum.
32874 (m68k_target_selection): New structure.
32875 (all_devices, all_isas, all_microarchs): New tables.
32876 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
32877 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
32878 (MASK_ALL_CPU_BITS): Delete.
32879 (m68k_find_selection): New function.
32880 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
32881 Map the legacy target options to a combination of the new ones.
32882 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
32883 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
32884 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
32886 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
32887 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
32889 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
32890 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
32891 * config/m68k/m68k-devices.def: New file.
32893 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32894 Nathan Sidwell <nathan@codesourcery.com>
32896 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
32897 (SUBTARGET_EXTRA_SPECS): New macros.
32898 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
32899 use %(asm_cpu_spec) instead.
32900 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
32901 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
32902 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
32903 (EXTRA_SPECS): Rename to...
32904 (SUBTARGET_EXTRA_SPECS): ...this.
32906 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32907 Richard Sandiford <richard@codesourcery.com>
32908 Julian Brown <julian@codesourcery.com>
32910 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
32911 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
32912 to the configuration's default CPU.
32913 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
32914 Remove default masks.
32915 (m680[012]0-*-*): Set the default with_cpu to the first part of
32917 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
32918 (m68k*-*-linux): Extend the --with-cpu handling to...
32919 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
32920 and m68010. Don't set target_cpu_default2.
32921 * doc/install.texi: Document --with-cpu for m68k.
32922 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
32923 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
32924 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
32925 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
32926 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
32927 (ASM_SPEC): Remove use of %(asm_cpu_default).
32928 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
32929 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
32930 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
32931 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
32932 __HAVE_FPU__ if TARGET_HARD_FLOAT.
32933 (TARGET_DEFAULT): Delete.
32934 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
32935 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
32936 (CPP_CPU_SPEC): Delete.
32937 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
32938 the appropriate string.
32939 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
32940 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
32941 (ASM_SPEC): Don't use %(asm_default_spec).
32942 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
32943 TARGET_DEFAULT and add MASK_68881.
32944 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
32946 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32948 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
32949 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
32950 MASK_68010 alongside MASK_68020.
32951 * doc/invoke.texi: Document -m68010.
32952 * config/m68k/m68k.opt (m68010): New.
32953 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
32955 (TUNE_68010): New macro.
32956 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
32957 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
32958 (M68K_CPU_m68332): Add MASK_68010.
32959 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
32960 fallback definition.
32961 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
32963 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
32964 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
32965 to all entries that use MASK_68020.
32966 (output_move_simode_const, output_move_himode, output_move_qimode)
32967 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
32968 instead of TARGET_68020 to select clr behavior. Remove comment
32969 about there being no TARGET_68010.
32970 * config/m68k/m68k.md: Likewise throughout.
32972 2007-01-12 Julian Brown <julian@codesourcery.com>
32974 * config/m68k/m68k.h (TARGET_ISAB): New macro.
32975 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
32976 * config/m68k/m68k.md: Likewise.
32978 2007-01-12 Julian Brown <julian@codesourcery.com>
32980 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
32981 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
32983 2007-01-12 Julian Brown <julian@codesourcery.com>
32985 * config/m68k/m68k.h (TUNE_68040_60): New macro.
32986 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
32987 * config/m68k/m68k.md: Likewise.
32989 2007-01-12 Julian Brown <julian@codesourcery.com>
32990 Richard Sandiford <richard@codesourcery.com>
32992 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
32993 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
32994 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
32996 (TARGET_CPU32): Rename to...
32997 (TUNE_CPU32): ...this.
32998 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
32999 (TUNE_CFV2): New macros.
33000 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
33001 remove conditions that are implied by TARGET_68020.
33002 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
33003 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
33004 (m68k_output_function_epilogue): Likewise.
33005 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
33006 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
33007 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
33008 non-68000 timings. Refactor multiplication and division costs.
33009 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
33010 TUNE_CPU32 instead of TARGET_CPU32.
33011 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
33012 and TUNE_68060 instead of TARGET_68060.
33013 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
33014 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
33016 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
33017 && !TARGET_COLDFIRE" to choose between moveq and clr.
33018 Likewise in the unnamed movsf pattern.
33019 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
33020 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
33023 2007-01-12 Richard Sandiford <richard@codesourcery.com>
33025 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
33026 of tabbing before backslashes.
33028 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33030 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
33031 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
33032 (ASM_OUTPUT_INTERNAL_LABEL): Define.
33034 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
33036 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
33037 find_interesting_uses_cond.
33038 (find_interesting_uses_cond): Use extract_cond_operands.
33039 (rewrite_use_compare): Use extract_cond_operands and
33040 force_gimple_operand_bsi. Do not call update_stmt.
33041 (determine_use_iv_cost_condition): Use extract_cond_operands.
33042 Return cheaper of using original bound and changing the exit bound.
33044 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
33046 PR tree-optimization/29516
33047 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
33048 most_expensive_mult_to_index, addr_to_parts,
33049 create_mem_ref, maybe_fold_tmr): Make the type of
33050 fields of TARGET_MEM_REF sizetype.
33051 (move_fixed_address_to_symbol, move_pointer_to_base):
33053 * tree.def (TARGET_MEM_REF): Add comment on types of
33056 2007-01-11 Joseph Myers <joseph@codesourcery.com>
33058 * c-common.c (vector_types_convertible_p): Treat opaque types as
33059 always convertible if they have the same size, but not otherwise.
33061 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
33063 * ifcvt.c (struct noce_if_info): Add comments to the fields.
33064 Remove the b_unconditional field.
33065 (noce_try_sign_mask): Do not look at b_unconditional.
33066 (noce_process_if_block): Do not use merge_if_blocks. Update
33067 the CFG here. Do not set b_unconditional.
33068 (cond_move_process_if_block): Likewise.
33069 (find_cond_trap): Likewise.
33070 (check_cond_move_block): Require simple jump insns at the end
33071 of the basic block.
33073 2007-01-11 Jan Hubicka <jh@suse.cz>
33075 PR tree-optimization/1046
33076 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
33077 when alias info is not ready.
33078 (pass_tail_recursion): Do not require aliasing.
33079 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
33080 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
33081 * tree-ssa-copy.c (pass_copy_prop): Likewise.
33082 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
33083 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
33084 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
33085 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
33087 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
33088 When aliasing is not build, mark statement as volatile.
33090 2007-01-11 Tom Tromey <tromey@redhat.com>
33092 PR preprocessor/15185, PR preprocessor/20989:
33093 * doc/cppopts.texi <-MT>: Update description of algorithm for
33094 computing default target.
33095 <-M, -MD>: Reword "basename" text.
33097 2007-01-11 Roger Sayle <roger@eyesopen.com>
33099 * builtins.c (expand_builtin_pow, expand_builtin_powi,
33100 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
33101 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
33102 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
33103 fold_builtin_bswap, real_constp, fold_builtin_pow,
33104 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
33105 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
33106 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
33107 * convert.c (convert_to_pointer): Likewise.
33108 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
33109 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
33110 const_binop, fold_convert_const_int_from_int,
33111 fold_convert_const_int_from_real,
33112 fold_convert_const_real_from_real, sign_bit_p,
33113 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
33114 fold_sign_changed_comparison, fold_unary, fold_comparison,
33115 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
33116 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
33117 * print-tree.c (print_node_brief, print_node): Likewise.
33118 * stor-layout.c (place_field, layout_type): Likewise.
33119 * tree-chrec.c (keep_cast): Likewise.
33120 * tree.c (build_vector, build_real, build_real_from_int_cst,
33121 build_complex): Likewise.
33123 2007-01-11 Roger Sayle <roger@eyesopen.com>
33125 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
33126 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
33128 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
33130 * configure.ac (strict1_warn): Rename to strict_warn.
33131 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
33132 cc_set_by_configure, quoted_cc_set_by_configure,
33133 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
33134 all_boot_languages, all_stagestuff): Remove.
33135 (target_list): Remove bootstrap targets.
33136 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
33137 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
33138 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
33139 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
33140 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
33141 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
33142 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
33143 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
33144 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
33145 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
33146 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
33147 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
33148 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
33149 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
33150 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
33151 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
33152 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
33153 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
33154 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
33155 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
33156 (mostlyclean): Adjust.
33157 (clean, distclean): Don't mention bootstrap stuff.
33158 * configure: Regenerate.
33159 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
33160 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
33161 treelang/config-lang.in (stagestuff): Remove.
33162 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
33163 stageprofile, stagefeedback, stagestuff): Remove mention.
33165 2007-01-11 Nick Clifton <nickc@redhat.com>
33167 * config/mcore/predicates.md (mcore_general_movesrc_operand):
33169 (mcore_general_movdst_operand): Do not accept CONST_INTs.
33170 (mcore_arith_K_S_operand): Run the test for the S constraint not
33171 the test for the M constraint.
33172 (mcore_addsub_operand): Do not accept integer values that are
33173 larger than 32 bits.
33174 * config/mcore/mcore.md: Remove unused constraints from split.
33175 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
33176 (addsi3): Likewise.
33177 (allocate_stack): Likewise.
33178 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
33179 operands to 32 bits.
33180 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
33182 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
33183 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
33184 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
33185 mcore_output_bclri, mcore_output_andn, output_inline_const,
33186 mcore_output_move, mcore_output_movedouble): Likewise.
33187 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
33188 (output_inline_const): Likewise.
33189 (output_inline_const): Fix format strings used in sprintf
33191 * config/mcore/mcore-protos.h: Update prototypes for changed
33192 functions in mcore.c.
33193 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
33194 HOST_WIDE_INT and not int.
33195 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
33196 CONST_OK_FOR_N): Likewise.
33197 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
33198 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
33201 2007-01-10 Jan Hubicka <jh@suse.cz>
33203 * tree-vrp.c (remove_range_assertions): Release defs.
33204 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
33205 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
33207 2007-01-10 Paul Brook <paul@codesourcery.com>
33209 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
33210 * config/arm/arm.md (mulsi3subsi): New insn.
33212 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
33214 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
33215 (tree_transform_and_unroll_loop): New.
33216 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
33219 2007-01-10 Robert Kennedy <jimbob@google.com>
33221 * fold-const.c (fold_comparison): Fold comparisons like (x *
33222 1000 < 0) to (x < 0).
33224 2007-01-10 Ian Lance Taylor <iant@google.com>
33226 * tree-pretty-print.c (dump_generic_node): Print parentheses when
33227 operands have the same priority.
33229 2007-01-10 Tom Tromey <tromey@redhat.com>
33231 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
33232 (fold_binary): Likewise.
33233 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
33234 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
33235 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
33236 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
33237 * langhooks.h (struct lang_hooks): Removed field
33238 'can_use_bit_fields_p'.
33240 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
33242 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
33244 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
33246 * function.c (get_last_funcdef_no): New function.
33247 * function.h (get_last_funcdef_no): Declare.
33248 * tree-inline.c (initialize_cfun): Add initialization.
33249 (tree_function_versioning): Cleanup.
33251 2007-01-10 Jan Hubicka <jh@suse.cz>
33253 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
33256 2007-01-10 Sa Liu <saliu@de.ibm.com>
33257 Ben Elliston <bje@au.ibm.com>
33259 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
33260 for SAVE_NONLOCAL and Pmode for any other save level.
33261 * spu-protos.h (spu_restore_stack_block): Declare.
33262 * spu.md (save_stack_block): Remove.
33263 (restore_stack_block): Call spu_restore_stack_block.
33264 * spu.c (spu_restore_stack_block): New function.
33265 (spu_expand_epilogue): Remove old comment.
33267 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
33269 PR tree-optimization/30322
33270 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
33271 (cand_value_at): Return the value as aff_tree.
33272 (may_eliminate_iv): Convert the bound from aff_tree to tree.
33273 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
33274 aff_combination_mult): New functions.
33275 (aff_combination_add): Use aff_combination_add_cst.
33276 (aff_combination_convert): Allow conversions to a wider type.
33277 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
33278 * tree-affine.h (aff_combination_mult): Declare.
33280 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
33282 * doc/tm.texi: Update documentation to reflect reality of exec
33283 and start file search behaviours. Update copyright year.
33284 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
33285 header file directories.
33287 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
33289 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
33290 (*cosxf2): Rename to cosxf2_i387.
33291 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
33292 using X87MODEF12 mode macro. Rename patterns to
33293 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
33295 (*cosdf2, *cossf2): Ditto.
33296 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
33297 to match extended input operands.
33298 (sincos<mode>3): New expander.
33299 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
33300 insn patterns and corresponding splitters.
33302 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
33304 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
33305 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
33307 2007-01-09 Nicolas Pitre <nico@cam.org>
33310 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
33312 2007-01-08 Geoffrey Keating <geoffk@apple.com>
33314 * target.h (struct gcc_target): New field library_rtti_comdat.
33315 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
33316 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
33317 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
33318 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
33320 2007-01-08 Geoffrey Keating <geoffk@apple.com>
33322 * doc/invoke.texi (Optimize Options): Correct description of -O0.
33324 2007-01-08 Richard Guenther <rguenther@suse.de>
33326 * tree.h (force_fit_type_double): Export.
33327 (force_fit_type): Remove.
33328 * fold-const.c (force_fit_type_double): New function.
33329 (force_fit_type): Remove.
33330 (int_const_binop): Use it.
33331 (fold_convert_const_int_from_int): Likewise.
33332 (fold_convert_const_int_from_real): Likewise.
33333 (fold_div_compare): Likewise.
33334 (fold_sign_changed_comparison): Likewise.
33335 (fold_unary): Likewise.
33336 (fold_negate_const): Likewise.
33337 (fold_abs_const): Likewise.
33338 (fold_not_const): Likewise.
33339 * c-common.c (shorten_compare): Use force_fit_type_double.
33340 * convert.c (convert_to_pointer): Likewise.
33342 2007-01-08 Richard Guenther <rguenther@suse.de>
33344 * tree.h (build_int_cst_wide_type): Export.
33345 * tree.c (build_int_cst_wide_type): New function.
33346 (build_int_cst_wide): Fix comment.
33347 * builtins.c (fold_builtin_object_size): Use build_int_cst
33348 to build -1 or 0 of the correct type. Use fit_double_type
33349 to check for overflow.
33350 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
33352 (decode_field_reference): Likewise.
33353 (all_ones_mask_p): Likewise.
33354 (native_interpret_int): Use build_int_cst_wide_type.
33355 (fold_binary): Use build_int_cst_type to build an all-ones
33357 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
33359 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
33361 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
33363 2007-01-09 Ben Elliston <bje@au.ibm.com>
33365 * genautomata.c (STATS_OPTION): New option.
33366 (stats_flag): New flag.
33367 (gen_automata_option): Handle it.
33368 (initiate_automaton_gen): Ditto.
33369 (write_automata): Output statistics only if stats_flag is
33370 set. Likewise, output time statistics only if time_flag is set.
33371 * doc/md.texi (Processor pipeline description): Document new flag.
33373 2007-01-08 Richard Guenther <rguenther@suse.de>
33375 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
33376 * tree.c (build_int_cst_type): Likewise.
33377 (size_in_bytes): Don't call force_fit_type on the result.
33378 (int_fits_type_p): Use fit_double_type.
33379 * fold-const.c (fit_double_type): New function.
33380 (force_fit_type): Use it.
33381 * tree.h (fit_double_type): Export.
33383 2007-01-08 Jan Hubicka <jh@suse.cz>
33385 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
33386 * ipa.c (function_and_variable_visibility): Fix return type.
33388 2007-01-08 Richard Guenther <rguenther@suse.de>
33390 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
33391 of offset to build the index.
33392 * tree-pretty-print.c (dump_generic_node): Don't build negated
33393 const just for printing.
33394 * c-pretty-print.c (pp_c_integer_constant): Likewise.
33395 * builtins.c (fold_builtin_int_roundingfn): Check if result
33396 fits the type by using force_fit_type and comparing the result.
33397 * predict.c (predict_loops): Use compare_tree_int for comparison.
33398 * tree.c (build_int_cst): Fall back to integer_type_node for
33400 (build_int_cst_wide): Assert type is non-null.
33402 2007-01-08 Roberto Costa <roberto.costa@st.com>
33404 * tree-vrp.c (extract_range_from_cond_expr): New.
33405 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
33406 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
33408 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
33409 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
33410 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
33411 used as expressions.
33412 * tree-object-size.c (cond_expr_object_size): New.
33413 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
33415 2007-01-08 Jan Hubicka <jh@suse.cz>
33417 * tree-ssa-forwprop.c (forward_propagate_into_cond,
33418 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
33421 2007-01-08 Richard Guenther <rguenther@suse.de>
33423 PR tree-optimization/23603
33424 * tree-vrp.c (set_value_range_to_truthvalue): New function.
33425 (extract_range_from_binary): Fall back to truthvalue instead of
33426 varying for TRUTH_*_EXPR.
33427 (extract_range_from_comparison): Fall back to truthvalue instead of
33429 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
33430 if all visited PHI values were constant.
33432 2007-01-08 Jan Hubicka <jh@suse.cz>
33434 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
33435 (cgraph_analyze_function): break out from ...
33436 (cgraph_finalize_compilation_unit): ... here.
33437 (cgraph_expand_function): Remove forgoten commented out line.
33438 (cgraph_optimize): Analyze functions.
33440 2007-01-08 Jan Hubicka <jh@suse.cz>
33442 * tree-pas.h (TODO_remove_function): New flag.
33443 (TODO_update*): Renumber.
33444 (pass_ipa_increase_alignment,
33445 pass_ipa_function_and_variable_visibility): New passes.
33446 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
33447 (cgraph_function_and_variable_visibility): Move to ipa.c
33448 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
33449 cgraph_increase_alignment.
33450 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
33451 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
33452 calling tree-inline.
33453 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
33454 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
33455 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
33456 (gate_increase_alignment): New function.
33457 (pass_ipa_increase_alignment): New pass.
33458 * ipa.c: Inline tree-pass.h and timevar.h
33459 (function_and_variable_visibility): Move here from cgraphunit.c
33460 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
33461 * passes.c (init_optimization_passes): Add the two new passes.
33462 (execute_todo): Handle cgraph_remove_functions.
33464 2007-01-08 Nick Clifton <nickc@redhat.com>
33466 * config/frv/predicates.md (reg_or_0_operand): Accept
33469 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
33471 * config/bfin/rtems.h, config/bfin/t-rtems: New.
33472 * config.gcc: Add bfin*-rtems*.
33474 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
33476 * c.opt: Add -flax-vector-conversions.
33477 * c-typeck.c (convert_for_assignment): Pass flag to
33478 vector_types_convertible_p to allow emission of note.
33479 (digest_init): Likewise.
33480 * c-opts.c: Handle -flax-vector-conversions.
33481 * c-common.c (flag_lax_vector_conversions): New.
33482 (vector_types_convertible_p): Unless -flax-vector conversions
33483 has been passed, disallow conversions between vectors with
33484 differing numbers of subparts and/or element types. If such
33485 a conversion is disallowed, possibly emit a note on the first
33486 occasion only to inform the user of -flax-vector-conversions.
33487 The new last argument specifies this.
33488 * c-common.h (flag_lax_vector_conversions): New.
33489 (vector_types_convertible_p): Add extra argument.
33490 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
33491 char_type_node for V*QI type vectors.
33492 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
33493 Update to satisfy new typechecking rules.
33494 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
33495 C and C++ variants.
33496 * doc/invoke.texi (C Dialect Options): Document
33497 -flax-vector-conversions.
33499 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
33501 PR tree-optimization/29877
33502 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
33503 a register variable on the RHS to not be replaceable.
33505 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
33506 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
33507 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
33508 const_simm15, const_pow2, const_npow2): Added.
33509 * config/score/misc.md (insv, extv, extzv, movmemsi,
33510 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
33511 * config/score/score.c (score_address_cost, score_select_cc_mode):
33513 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
33514 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
33515 Update score_print_operand.
33516 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
33517 Adjust register allocate order and update some macro define.
33518 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
33519 mdx_block_move_straight, mdx_block_move_loop_head,
33520 mdx_block_move_loop_body, mdx_block_move_loop_foot,
33521 mdx_block_move_loop, mdx_block_move): Added.
33522 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
33523 mdp_limm): Updated and fix some bug and typo.
33524 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
33525 (movsf, movdf, doloop_end): Added.
33527 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
33529 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
33530 config/arm/thumb2.md: Fix comment typos.
33531 * doc/extend.texi: Fix a typo.
33533 2007-01-07 Eric Christopher <echristo@apple.com>
33535 * configure.ac: Check for __stack_chk_fail for darwin.
33536 * configure: Regenerate.
33538 2007-01-07 Richard Guenther <rguenther@suse.de>
33540 * tree-vrp.c (extract_range_from_assert): CSE calls to
33541 compare_values where possible.
33542 (extract_range_from_unary_expr): Likewise.
33544 2007-01-07 Anatoly Sokolov <aesok@post.ru>
33546 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
33547 * config/avr/avr.c (call_insn_operand): Delete function.
33548 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
33549 instead of register number. Use predicates.
33550 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
33551 call_insn_operand): Add.
33553 2007-01-06 Jan Hubicka <jh@suse.cz>
33555 * tree-pass.h (pass_build_cgraph_edges): Declare.
33556 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
33557 (visited_nodes): Remove.
33558 (cgraph_create_edges): Move to cgraphbuild.c; rename to
33559 build_cgrpah_edges; make visited_nodes local.
33560 (cgraph_process_new_functions): DO not call initialize_inline_failed.
33561 (record_references_in_initializer): Move to cgraphbuild.c
33562 (initialize_inline_failed, rebuild_cgraph_edges,
33563 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
33564 (verify_cgraph_node): Make visited_nodes local.
33565 (cgraph_analyze_function): Do not call cgraph_create_edges and
33566 initialize_inline_failed.
33567 (cgraph_expand_function): Do not call cgraph_lower_function;
33568 assert that function is already lowered.
33569 * Makefile.in (cgraphbuild.o): New.
33570 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
33571 at the end of lowering passes.
33573 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
33575 * ifcvt.c (cond_move_convert_if_block): New function, code
33576 factored out from...
33577 (cond_move_process_if_block): ...here. Call the new function
33578 on the THEN and ELSE blocks.
33579 (merge_if_block): Do not copy global_live_at_end, merge_blocks
33580 already takes care of this.
33582 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33585 * tree.h (TREE_OVERFLOW_P): New.
33586 * c-typeck.c (parser_build_unary_op): Warn only if result
33587 overflowed and operands did not.
33588 (parser_build_binary_op): Likewise.
33589 (convert_for_assignment): Remove redundant overflow_warning.
33590 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
33592 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33594 * c-typeck.c (store_init_value): Split over two lines to follow
33595 the GNU coding style.
33597 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
33599 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
33600 __GXX_EXPERIMENTAL_CXX0X__.
33601 * doc/cpp.texi: Same.
33603 2007-01-05 Richard Guenther <rguenther@suse.de>
33605 PR middle-end/27826
33606 * tree.c (get_narrower): Do not construct COMPONENT_REFs
33607 with mismatched types. Instead explicitly build a
33608 conversion NOP_EXPR.
33610 2007-01-05 Ian Lance Taylor <iant@google.com>
33612 * c-common.c (decl_with_nonnull_addr_p): New function.
33613 (c_common_truthvalue_conversion): Call it.
33614 * c-typeck.c (build_binary_op): Likewise.
33615 * c-common.h (decl_with_nonnull_addr_p): Declare.
33617 2007-01-05 Jakub Jelinek <jakub@redhat.com>
33620 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
33623 2007-01-05 Joel Brobecker <brobecker@adacore.com>
33625 * doc/install.texi (Final install): Document the fact that
33626 the GNAT runtime should not be stripped.
33628 2007-01-04 Jan Hubicka <jh@suse.cz>
33630 * tree-inline.c (fold_marked_statements): Update operand caches
33631 and EH after folding
33633 2007-01-04 Ian Lance Taylor <iant@google.com>
33635 * c-common.c (check_function_nonnull): Whitespace fix.
33637 2007-01-04 Jan Hubicka <jh@suse.cz>
33639 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
33640 comitted older version of patch.
33641 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
33642 function, celanup cfg and collect garbage.
33644 2007-01-04 Mike Stump <mrs@apple.com>
33646 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
33649 2007-01-04 Eric Christopher <echristo@apple.com>
33651 * libgcc2.c (__bswapsi2): Use SItype.
33652 (__bswapdi2): Use DItype.
33653 * libgcc2.h: Update for above.
33655 2007-01-04 Paul Brook <paul@codesourcery.com>
33657 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
33658 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
33659 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
33660 umulsidi3, umulsidi3adddi, smulsi3_highpart,
33661 umulsi3_highpart): Make conditional on !arm_arch6.
33662 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
33663 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
33664 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
33665 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
33666 umulsi3_highpart_v6): New insns.
33668 2007-01-04 Roger Sayle <roger@eyesopen.com>
33670 * fold-const.c (fold_convert): When casting an expression to void,
33671 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
33672 have a type. Instead of attempting to build a NOP_EXPR, return
33673 these "special" trees directly.
33675 2007-01-04 Joseph Myers <joseph@codesourcery.com>
33677 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
33678 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
33679 rs6000_cost->fp not 0 as adjustment for outer NEG.
33681 2007-01-04 Jan Hubicka <jh@suse.cz>
33683 * cgraph.c (cgraph_release_function_body): New function.
33684 (cgraph_remove_node): Use it.
33685 * cgraph.h (cgraph_release_function_body): Declare.
33686 * cgraphunit.c (cgraph_expand_function): Use it.
33687 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
33688 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
33689 is initialized and while compilation of other function is running.
33690 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
33691 statement CFG annotations from here to ...
33692 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
33694 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
33696 * cfgloop.h (enum li_flags): Make the constants powers of two.
33698 2007-01-04 Jan Hubicka <jh@suse.cz>
33700 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
33702 (fold_marked_statements): New function.
33703 (optimize_inline_calls, tree_function_versioning): Fold new statements.
33704 * tree-inline.h (copy_body_data): Add statements_to_fold.
33706 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
33708 * config.gcc: Mention libgcc/config.host.
33709 * Makefile.in: Update comments mentioning libgcc.
33710 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
33711 (all.cross, start.encap, rest.encap, rest.cross): Update
33712 dependencies for libgcc move.
33713 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
33714 (clean-target, clean-target-libgcc): Delete.
33715 (srcdirify, GCC_EXTRA_PARTS): New macros.
33716 (libgcc-support, libgcc.mvars): New rules.
33717 (distclean): Remove mention of mklibgcc.
33718 (install): Don't reference INSTALL_LIBGCC.
33719 (install-common): Don't reference EXTRA_PARTS.
33720 (install-libgcc, install-multilib): Delete rules.
33721 * mklibgcc.in: Delete file.
33722 * doc/configfiles.texi: Don't mention mklibgcc.
33724 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
33725 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
33726 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
33727 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
33728 (mklibgcc, ldblspecs): Likewise.
33730 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
33731 (posixpre.def): Use $(T).
33732 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
33733 (SHLIB_SRC, SHLIB_INSTALL): Delete.
33734 (SHLIB_LINK): Make dummy.
33735 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
33737 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
33739 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
33740 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
33741 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
33742 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
33744 * configure.ac (all_outputs): Remove mklibgcc.
33745 * configure: Regenerated.
33747 2007-01-03 Josh Conner <jconner@apple.com>
33749 PR middle-end/29683
33750 * calls.c (compute_argument_addresses): Set stack and stack_slot
33751 for partial args, too.
33752 (store_one_arg): Use locate.size.constant for the size when
33753 generating a save_area.
33755 2007-01-03 Robert Kennedy <jimbob@google.com>
33757 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
33758 whose definitions are deleted due to basic block merging.
33760 2007-01-03 Paul Brook <paul@codesourcery.com>
33763 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
33765 (use_return_insn): Return 0 for Thumb interrupt functions.
33766 (print_multi_reg): Add rfe argument for IRQ returns.
33767 (arm_output_epilogue): Pop interrupt return address directly into PC.
33768 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
33770 2007-01-03 Paul Brook <paul@codesourcery.com>
33772 Merge from sourcerygxx-4_1.
33773 * config/arm/thumb2.md: New file.
33774 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
33776 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
33777 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
33778 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
33779 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
33781 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
33782 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
33784 * config/arm/ieee754-sf.S: Ditto.
33785 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
33786 (thumb1_base_register_rtx_p): ... to this.
33787 (thumb_index_register_rtx_p): Rename...
33788 (thumb1_index_register_rtx_p): ... to this.
33789 (thumb_output_function_prologue): Rename...
33790 (thumb1_output_function_prologue): ... to this.
33791 (thumb_legitimate_address_p): Rename...
33792 (thumb1_legitimate_address_p): ... to this.
33793 (thumb_rtx_costs): Rename...
33794 (thumb1_rtx_costs): ... to this.
33795 (thumb_compute_save_reg_mask): Rename...
33796 (thumb1_compute_save_reg_mask): ... to this.
33797 (thumb_final_prescan_insn): Rename...
33798 (thumb1_final_prescan_insn): ... to this.
33799 (thumb_expand_epilogue): Rename...
33800 (thumb1_expand_epilogue): ... to this.
33801 (arm_unwind_emit_stm): Rename...
33802 (arm_unwind_emit_sequence): ... to this.
33803 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
33804 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
33805 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
33806 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
33807 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
33808 thumb2_output_casesi): New functions.
33809 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
33810 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
33811 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
33812 THUMB2_WORK_REGS): Define.
33813 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
33814 arm_condexec_mask, arm_condexec_masklen)): New variables.
33815 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
33816 (arm_override_options): Check new CPU capabilities.
33817 Set new architecture flag variables.
33818 (arm_isr_value): Handle v7m interrupt functions.
33819 (user_return_insn): Return 0 for v7m interrupt functions. Handle
33821 (const_ok_for_arm): Handle Thumb-2 constants.
33822 (arm_gen_constant): Ditto. Use movw when available.
33823 (arm_function_ok_for_sibcall): Return false for v7m interrupt
33825 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
33826 (thumb_find_work_register, arm_load_pic_register,
33827 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
33828 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
33829 print_multi_reg, output_mov_long_double_fpa_from_arm,
33830 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
33831 output_mov_double_fpa_from_arm, output_move_double,
33832 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
33833 output_return_instruction, arm_output_function_prologue,
33834 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
33835 arm_output_mi_thunk, thumb_set_return_address): Ditto.
33836 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
33837 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
33838 (arithmetic_instr, shift_op): Use arm_shift_nmem.
33839 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
33841 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
33842 (thumb_expand_prologue): Use thumb_set_frame_pointer.
33843 (arm_file_start): Output directive for unified syntax.
33844 (arm_unwind_emit_set): Handle stack alignment instruction.
33845 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
33846 Add v6t2, v7, v7a, v7r and v7m.
33847 (RETLDM): Add Thumb-2 code.
33848 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
33849 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
33850 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
33851 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
33852 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
33853 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
33854 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
33855 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
33856 ADJUST_INSN_LENGTH): Define.
33857 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
33858 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
33859 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
33860 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
33861 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
33862 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
33863 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
33864 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
33865 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
33866 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
33867 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
33868 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
33869 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
33870 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
33871 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
33872 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
33873 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
33875 * config/arm/arm-tune.md: Regenerate.
33876 * config/arm/arm-protos.h: Update prototypes.
33877 * config/arm/vfp.md: Enable patterns for Thumb-2.
33878 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
33879 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
33880 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
33881 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
33882 * config/arm/libunwind.S: Add Thumb-2 code.
33883 * config/arm/constraints.md: Update include Thumb-2.
33884 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
33885 * config/arm/ieee754-df.S: Ditto.
33886 * config/arm/bpabi.S: Ditto.
33887 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
33888 * config/arm/predicates.md (low_register_operand,
33889 low_reg_or_int_operand, thumb_16bit_operator): New.
33890 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
33891 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
33892 * config/arm/t-arm-elf: Add armv7 multilib.
33893 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
33895 (UNSPEC_STACK_ALIGN, ce_count): New.
33896 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
33897 arm_zero_extendsidi2, arm_zero_extendqidi2): New
33899 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
33900 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
33901 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
33902 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
33903 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
33904 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
33906 * doc/extend.texi: Document ARMv7-M interrupt functions.
33907 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
33909 2007-01-03 Jakub Jelinek <jakub@redhat.com>
33911 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
33912 (struct _Unwind_Context): Rename args_size to flags, remove
33913 signal_frame field, add a new args_size field and version field.
33914 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
33915 _Unwind_IsExtendedContext): New inline functions.
33916 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
33917 Assume by_value array is only present if _Unwind_IsExtendedContext.
33918 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
33919 _Unwind_IsSignalFrame.
33920 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
33921 (uw_update_context_1): Use _Unwind_SetSignalFrame.
33922 (uw_init_context_1): Initialize context->flags to
33923 EXTENDED_CONTEXT_BIT.
33924 * config/rs6000/linux-unwind.h (frob_update_context): Use
33925 _Unwind_SetSignalFrame.
33927 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
33929 PR middle-end/30353
33930 * gimplify.c (gimplify_modify_expr_complex_part): Move below
33931 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
33934 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
33936 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
33937 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
33938 RET, AT_SP): Remove.
33939 * config/i386/i386.md (*sse_prologue_save_insn): Use return
33942 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33943 * cfgbuild.c (find_basic_blocks): Likewise.
33944 * cfgrtl.c (rtl_create_basic_block): Likewise.
33945 * function.c (temp_slots_at_level): Likewise.
33946 * reg-stack.c (stack_regs_mentioned): Likewise.
33947 * regclass.c (allocate_reg_info): Likewise.
33948 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33949 set_bb_for_stmt, move_block_to_fn): Likewise.
33950 * tree-complex.c (tree_lower_complex): Likewise.
33951 * vec.h (VEC_safe_grow_cleared): New.
33953 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
33955 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
33957 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
33958 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
33960 * cfgloopmanip.c (scale_loop_frequencies): Export.
33961 (loopify): Scale the frequencies by prescribed coefficients.
33962 (set_zero_probability): New function.
33963 (duplicate_loop_to_header_edge): Improve updating of frequencies.
33964 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
33965 and frequencies according to arguments.
33966 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
33968 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
33969 * modulo-sched.c (sms_schedule): Set probabilities for entering
33970 versioned loop correctly.
33971 * tree-vect-transform.c (vect_transform_loop): Ditto.
33972 * cfgloop.h (loopify, loop_version): Declaration changed.
33973 (scale_loop_frequencies): Declared.
33975 2007-01-02 Jan Hubicka <jh@suse.cz>
33977 * cgraph.c: Include tree-flow.h
33978 (cgraph_add_new-function): Handle IPA_SSA mode; execute
33979 early_local_passes.
33980 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
33981 * tree-pass.h (pass_all_early_optimizations): Declare.
33982 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
33983 early_local_passes.
33984 (cgraph_analyze_function): Do early_local_passes.
33985 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
33986 Do not add referenced vars.
33987 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
33989 (gate_all_early_local_passes): New gate.
33990 (pass_early_local_passes): Use new gate.
33991 (execute_early_local_optimizations): New functions.
33992 (gate_all_early_optimizations): New gate.
33993 (pass_all_early_optimizations): New pass.
33994 (execute_free_datastructures): Free SSA only when initialized.
33995 (gate_init_datastructures): Init only when optimizing.
33996 (tree_lowering_passes): Do early local passes when called late.
33997 * tree-profile.c (do_tree_profiling): Don't profile functions added
33999 (do_early_tree_profiling, pass_early_tree_profile): Kill.
34000 * tree-cfg.c (update_modified_stmts): Do not update when operands are
34002 * passes.c (init_optimizations_passes): Reorder so we go into SSA
34003 during early_local_passes.
34004 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
34007 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
34009 * Makefile.in: Update copyright year.
34011 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
34013 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
34014 in $(lang_checks) and check-consistency targets.
34016 2007-01-02 Jan Hubicka <jh@suse.cz>
34018 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
34019 Do not add referenced vars.
34020 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
34022 * passes.c (init_optimization_passes): Put mudflap_2 after
34023 free_datastructures.
34025 2007-01-02 Jan Hubicka <jh@suse.cz>
34027 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
34028 Set NOTHROW flag on call statements proved to be nothrow.
34029 Update statement of local calls so new pure/const functions are
34030 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
34032 (tree_rest_of_compilation): Register hooks and initialize bitmap
34033 early. Do not set after_inlining flag.
34035 2007-01-02 Steve Ellcey <sje@cup.hp.com>
34037 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
34038 HOST_BITS_PER_LONGLONG
34040 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
34043 * c-typeck.c (store_init_value): Don't emit pedantic overflow
34044 warning for non-static initializers.
34046 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
34048 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
34049 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
34050 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
34051 Always use set_unique_reg_note to add REG_EQUAL notes.
34053 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
34056 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
34058 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
34059 * cfgbuild.c (find_basic_blocks): Likewise.
34060 * cfgrtl.c (rtl_create_basic_block): Likewise.
34061 * function.c (temp_slots_at_level): Likewise.
34062 * reg-stack.c (stack_regs_mentioned): Likewise.
34063 * regclass.c (allocate_reg_info): Likewise.
34064 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
34065 set_bb_for_stmt, move_block_to_fn): Likewise.
34066 * tree-complex.c (tree_lower_complex): Likewise.
34067 * vec.h (VEC_safe_grow_cleared): New.
34069 2007-01-02 Ian Lance Taylor <iant@google.com>
34071 * c-common.c (c_common_truthvalue_conversion): When warning about
34072 using an assignment as a truth value, set TREE_NO_WARNING.
34074 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
34077 * c.opt (Wold-style-declaration): New.
34078 * doc/invoke.texi (C-only Warning Options): New.
34079 (Wold-style-declaration): Document it.
34080 (Wextra): Enabled by -Wextra.
34081 * c-opts.c (c_common_post_options): Enabled by -Wextra.
34082 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
34083 -Wold-style-declaration.
34085 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
34087 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
34088 * cfgbuild.c (find_basic_blocks): Likewise.
34089 * cfgrtl.c (rtl_create_basic_block): Likewise.
34090 * function.c (temp_slots_at_level): Likewise.
34091 * reg-stack.c (stack_regs_mentioned): Likewise.
34092 * regclass.c (allocate_reg_info): Likewise.
34093 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
34094 set_bb_for_stmt, move_block_to_fn): Likewise.
34095 * tree-complex.c (tree_lower_complex): Likewise.
34096 * vec.h (VEC_safe_grow_cleared): New.
34098 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
34100 * c-common.c (c_common_nodes_and_builtins): Since variants of
34101 void_type_node get built before it is given a name, we need to
34102 give those variants the name, too.
34103 (complete_array_type): We need to work with the canonical main
34104 type of the array, from which we will build the qualified version.
34105 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
34106 * print-tree.c (print_node): Display canonical type information
34108 * stor-layout.c (layout_type): When we don't know the
34109 alignment of a type for which we're building an array, we end up
34110 guessing wrong, so make the type require structural equality.
34111 * tree.c (make_node_stat): When we build a new type, it is its
34112 own canonical type.
34113 (build_type_attribute_qual_variant): When building an attribute
34114 variant, its canonical type is the non-attribute variant. However,
34115 if the attributes are target-dependent and they differ, we need to
34116 use structural equality checks for this type.
34117 (build_qualified_type): A qualified type is not equivalent to its
34118 unqualified variant; set the canonical type appropriately.
34119 (build_distinct_type_copy): When building a distinct type from
34120 another type, the new type is its own canonical type.
34121 (build_variant_type_copy): When building a new type variant, we
34122 assume that it is equivalent to the original type.
34123 (build_pointer_type_for_mode): When building a pointer type, also
34124 build a canonical type pointer.
34125 (build_reference_type_for_mode): When building a reference type,
34126 also build a canonical type reference.
34127 (build_index_type): When we can't hash an index type (e.g.,
34128 because its maximum value is negative), the index type requires
34129 structural equality tests.
34130 (build_array_type): Build the canonical form of an array type.
34131 (build_function_type): Function types require structural equality,
34132 because they contain default arguments, attributes, etc.
34133 (build_method_type_directly): Ditto for method types.
34134 (build_offset_type): Build the canonical offset type.
34135 (build_complex_type): Build the canonical vector type.
34136 (make_vector_type): Build the canonical vector type.
34137 * tree.h (TYPE_CANONICAL): New.
34138 (TYPE_STRUCTURAL_EQUALITY_P): New.
34139 (SET_TYPE_STRUCTURAL_EQUALITY): New.
34140 (struct tree_type): Added "canonical" field.
34141 * params.h (VERIFY_CANONICAL_TYPES): New.
34142 * doc/c-tree.texi (TYPE_CANONICAL): Document.
34143 (TYPE_STRUCTURAL_EQUALITY_P): Document.
34144 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
34145 * doc/invoke.texi (verify-canonical-types): Document --param
34146 parameter for verifying canonical types.
34148 2007-01-02 Joseph Myers <joseph@codesourcery.com>
34150 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
34151 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
34152 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
34153 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
34155 * config/rs6000/e500.h: New.
34156 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
34157 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
34159 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
34160 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
34161 TARGET_E500_DOUBLE): Remove.
34162 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
34163 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
34164 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
34165 * config/rs6000/rs6000.c (rs6000_override_options): Use
34166 CHECK_E500_OPTIONS.
34168 2007-01-02 Joseph Myers <joseph@codesourcery.com>
34170 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
34171 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
34172 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
34173 rs6000_emit_cmove): Don't check TARGET_E500.
34174 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
34175 sordered): Don't check TARGET_E500.
34177 2007-01-01 Eric Christopher <echristo@apple.com>
34179 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
34180 HARD_REGISTER_NUM_P.
34182 2007-01-01 Roger Sayle <roger@eyesopen.com>
34184 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
34185 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
34186 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
34189 2007-01-01 Mike Stump <mrs@apple.com>
34191 * configure.ac: Remove support for building with Apple's gcc-3.1.
34193 2007-01-02 Joseph Myers <joseph@codesourcery.com>
34195 PR middle-end/30311
34196 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
34197 REG is a hard register. Do not modify REG before calling
34199 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
34200 multiple of the size of YMODE for certain lowpart cases.
34202 2007-01-01 Andrew Pinski <pinskia@gmail.com>
34204 PR middle-end/30253
34205 * gimplify (voidify_wrapper_expr): Update for
34206 GIMPLE_MODIFY_STMT.
34208 2007-01-01 Andreas Schwab <schwab@suse.de>
34211 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
34212 save of BR0 in extra_spill_size instead of spill_size.
34213 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
34215 (ia64_expand_epilogue): Restore BR0 from its new location.
34217 2007-01-01 Andrew Pinski <pinskia@gmail.com>
34219 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
34220 Use a temporary variable if the left hand side is not a gimple
34223 2007-01-01 Andrew Pinski <pinskia@gmail.com>
34225 * gimplify.c (gimplify_return_expr): Make the temporary variable
34226 for the return expression, a gimple register variable.
34228 2007-01-01 Jan Hubicka <jh@suse.cz>
34230 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
34233 2007-01-01 Mike Stump <mrs@apple.com>
34235 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
34237 * config/darwin.c (machopic_select_rtx_section): Use
34238 HAVE_GAS_LITERAL16.
34239 (darwin_mergeable_constant_section): Likewise.
34240 * configure: Regenerate.
34241 * config.in: Regenerate.
34243 2007-01-01 Jan Hubicka <jh@suse.cz>
34244 Andrew Pinski <pinskia@gmail.com>
34246 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
34247 before starting IPA passes.