1 2008-01-03 Jan Hubicka <jh@suse.cz>
3 PR tree-optimization/31081
4 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
5 0 when inlining and not inlining to first basic block.
6 (remap_decl): When var is initialized to 0, don't set default_def.
7 (expand_call_inline): Set entry_bb.
8 * tree-inline.h (copy_body_data): Add entry_bb.
10 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
16 PR tree-optimization/29484
17 * tree-inline.c (inline_forbidden_p_2): New function.
18 (inline_forbidden_p): Disallow inlining if some static var
19 has an address of a local LABEL_DECL in its initializer.
20 * doc/extend.texi (Labels as Values): Document &&foo behaviour
23 2007-12-19 Sebastian Pop <sebastian.pop@amd.com>
25 PR tree-optimization/34635
26 * tree-data-ref.c (add_other_self_distances): Make sure that the
27 evolution step is constant.
29 2008-01-03 Jakub Jelinek <jakub@redhat.com>
32 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the
35 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
37 * tree-sra.c (scalarize_init): Insert the generate_element_init
38 statements after the generate_element_zero statements.
40 2008-01-02 Richard Guenther <rguenther@suse.de>
44 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
45 for very large number of operands instead of ICEing.
47 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
50 * gcc/config/i386/i386.c: (ix86_expand_prologue): Save red-zone
53 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
55 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
58 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
61 * tree-mudflap.c (mx_register_decls): Guard warning by
62 !DECL_ARTIFICIAL check.
64 2008-01-01 Jakub Jelinek <jakub@redhat.com>
66 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
67 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
68 sse5_perm<mode>): Fix constraints.
70 2007-12-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
73 * collect2.c (SHLIB_SUFFIX): Define if not defined.
74 (write_c_file_stat): Use SHLIB_SUFFIX.
75 * som.h (SHLIB_SUFFIX): Define.
76 * doc/tm.texi (SHLIB_SUFFIX): Document.
78 2007-12-29 Uros Bizjak <ubizjak@gmail.com>
80 * config/i386/sse.md ("*divv4sf3"): Rename to "sse_divv4sf3".
81 ("*sse_rsqrtv4sf2"): Export.
82 ("*sse_sqrtv4sf2"): Ditto.
83 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_RSQRTPS_NR,
84 IX86_BUILTIN_SQRTPS_NR]: New constants.
85 (struct builtin_description) [IX86_BUILTIN_DIVPS]: Use
86 CODE_FOR_sse_divv4sf3.
87 [IX86_BUILTIN_SQRTPS]: Use CODE_FOR_sse_sqrtv4sf2.
88 [IX86_BUILTIN_SQRTPS_NR]: New.
89 [IX86_BUILTIN_RSQRTPS_NR]: Ditto.
90 (ix86_init_mmx_sse_builtins): Initialize __builtin_ia32_rsqrtps_nr and
91 __builtin_ia32_sqrtps_nr.
92 (ix86_builtin_vectorized_function): Convert BUILT_IN_SQRTF to
93 IX86_BUILTIN_SQRTPS_NR.
94 (ix86_builtin_reciprocal): Convert IX86_BUILTIN_SQRTPS_NR to
95 IX86_BUILTIN_RSQRTPS_NR.
97 2007-12-27 Brian Dessent <brian@dessent.net>
99 * doc/invoke.texi (Optimize Options): Add missing opindex for
100 -fno-toplevel-reorder.
102 2007-12-27 Dorit Nuzman <dorit@il.ibm.com>
104 PR tree-optimization/34591
105 * tree-vect-trasnform.c (vect_estimate_min_profitable_iters): Skip
106 stmts (including reduction stmts) that are not live.
108 2007-12-27 Jakub Jelinek <jakub@redhat.com>
111 * config/arm/arm.c (arm_setup_incoming_varargs): If last named
112 argument needs double word alignment and cum->nregs is odd, account
113 for the inserted padding.
116 * tree-mudflap.c (mf_make_builtin): Make decl artificial
117 and don't emit debug info for it.
119 2007-12-26 Anatoly Sokolov <aesok@post.ru>
121 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Move AT90USB82
122 and AT90USB162 devices from 'avr5' to 'avr35' architecture.
123 (ASM_SPEC): Add 'avr35' architecture.
124 * config/avr/avr.c (avr_mcu_types): Move AT90USB82 and AT90USB162
125 devices from 'avr5' to 'avr35' architecture.
126 (avr_arch_types): Add "avr23" entries.
127 (avr_arch): Add 'ARCH_AVR35'.
128 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add 'avr35'.
129 (MULTILIB_MATCHES): Move AT90USB82 and AT90USB162 devices from 'avr5'
130 to 'avr35' architecture.
132 2007-12-22 David Daney <ddaney@avtrex.com>
134 * doc/install.texi (disable-libgcj-bc): Document new option.
136 2007-12-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
138 * config/pa/pa.c (hppa_legitimize_address): Use INT14_OK_STRICT in
142 * pa.c (legitimize_pic_address): Emit insn to load function label
145 2007-12-21 Andrew Pinski <pinskia@gmail.com>
146 Rask Ingemann Lambertsen <rask@sygehus.dk>
149 * config/mcore/mcore.c (mcore_function_value): Call promote_mode
150 instead of PROMOTE_MODE.
152 2007-12-21 Sebastian Pop <sebastian.pop@amd.com>
154 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix typo.
156 2007-12-21 Sebastian Pop <sebastian.pop@amd.com>
158 * tree-data-ref.c (signed_type_for_types): New.
159 (affine_fn_op): Use signed_type_for_types and signed_type_for instead
160 of long_integer_type_node.
161 (analyze_ziv_subscript): Same.
162 (analyze_siv_subscript_cst_affine): Same.
163 (analyze_miv_subscript): Same.
164 (omega_setup_subscript): Same.
166 2007-12-21 Richard Sandiford <rsandifo@nildram.co.uk>
168 * config/mips/mips.c (mips_emit_loadgp): Replace gen_* calls with
169 separate gen_*_si and gen_*_di calls. Pass pic_offset_table_rtx
170 as the first argument.
171 * config/mips/mips.md (loadgp_newabi, loadgp_absolute)
172 (loadgp_rtp): Rename to...
173 (loadgp_newabi_<mode>, loadgp_absolute<mode>, loadgp_rtp<mode>):
174 ...these. Add modes to all operands. Add the target register
175 as an operand. Combine loadgp_rtp<mode> with its splitter.
177 2007-12-20 Bob Wilson <bob.wilson@acm.org>
179 * config/xtensa/xtensa.md (fix_return_addr): Remove.
180 * config/xtensa/xtensa-protos.h (xtensa_initialize_trampoline): New.
181 (xtensa_trampoline_template): New.
182 * config/xtensa/xtensa.c (MIN_FRAME_SIZE): Moved here from xtensa.h.
183 (xtensa_return_addr): Expand to standard Xtensa insns instead of
184 fix_return_addr. Get high bits from a local label.
185 (xtensa_trampoline_template): New function with code moved from
186 TRAMPOLINE_TEMPLATE in xtensa.h. Use L32R instead of CALL0 except
187 when using CONST16 or absolute-mode literals.
188 (xtensa_initialize_trampoline): New function with code moved from
189 INITIALIZE_TRAMPOLINE in xtensa.h. Use different offsets depending
190 on which trampoline version is used.
191 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Add comment.
192 * config/xtensa/xtensa.h (TARGET_ABSOLUTE_LITERALS): Define.
193 (MIN_FRAME_SIZE): Moved to xtensa.c.
194 (TRAMPOLINE_TEMPLATE): Use xtensa_trampoline_template.
195 (TRAMPOLINE_SIZE): Two versions of the trampoline have different sizes.
196 (INITIALIZE_TRAMPOLINE): Use xtensa_initialize_trampoline.
197 * config/xtensa/ieee754-df.S (XCHAL_NO_MUL): Define.
198 (__muldf3): Use CALL12 instead of CALL0 to invoke .Lmul_mulsi3
199 helper when not using the CALL0 ABI. Change .Lmul_mulsi3 to match.
200 * config/xtensa/lib1funcs.asm (__umulsidi3): Likewise.
201 * config/xtensa/ieee754-sf.S (__mulsf3): Likewise.
203 2007-12-20 Jakub Jelinek <jakub@redhat.com>
206 * tree-ssa-dse.c (dse_optimize_stmt): Don't eliminate store if
207 USE_STMT not only stores into the same object as STMT, but might
210 2007-12-19 Sebastian Pop <sebastian.pop@amd.com>
212 PR tree-optimization/34413
213 * tree-data-ref.c (affine_fn_op, analyze_ziv_subscript,
214 analyze_siv_subscript_cst_affine, analyze_miv_subscript,
215 omega_setup_subscript): Use long_integer_type_node instead of
218 2007-12-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
221 * pa.c (legitimize_pic_address): Force function labels into memory.
223 2007-12-19 Zdenek Dvorak <ook@ucw.cz>
225 * omp-low.c (build_omp_regions_1): Recognition of combined parallels
227 (expand_omp): ... here.
229 2007-12-19 Zdenek Dvorak <ook@ucw.cz>
231 PR tree-optimization/34355
232 * tree-parloops.c (take_address_of): Handle expresions
233 instead of just variables.
234 (eliminate_local_variables_1): Force whole invariant
237 2007-12-19 Alexander Monakov <amonakov@ispras.ru>
238 Revital Eres <eres@il.ibm.com>
240 * modulo-sched.c (generate_reg_moves): Insert the reg-moves
241 right before the notes which precedes the insn, if they exists.
242 (loop_canon_p): Add dump info.
243 (sms_schedule): Likewise.
245 2007-12-19 Richard Sandiford <rsandifo@nildram.co.uk>
247 * tree.h (set_decl_incoming_rtl): Add a by_reference_p parameter.
248 * emit-rtl.c (set_decl_incoming_rtl): Likewise. Don't set the
249 rtl's register attributes when the parameter is true.
250 * function.c (assign_parms_unsplit_complex, assign_parms)
251 (expand_function_start): Update calls to set_decl_incoming_rtl.
253 2007-12-19 Richard Sandiford <rsandifo@nildram.co.uk>
255 * rtl.def (SUBREG): Update comments.
256 * rtl.h (reg_attrs): Be explicit about the type of offset used.
257 (set_reg_attrs_from_mem): Rename to...
258 (set_reg_attrs_from_value): ...this.
259 (adjust_reg_mode, byte_lowpart_offset): Declare.
260 * emit-rtl.c (byte_lowpart_offset): New function.
261 (update_reg_offset): Remove special offset handling for big-endian
263 (gen_rtx_REG_offset, gen_reg_rtx_offset): Explicitly say that the
264 offset parameter is added to REG_OFFSET.
265 (adjust_reg_mode): New function.
266 (set_reg_attrs_for_mem): Rename to...
267 (set_reg_attrs_for_value): ...this and generalize to all values.
268 If the register is a lowpart of the value, adjust the offset
270 (set_reg_attrs_for_parm): Update after the above renaming.
271 (set_reg_attrs_for_decl_rtl): New function, split out from
272 set_decl_incoming_rtl. Set the offset of plain REGs to the
273 offset of the REG's mode from the decl's. Assert that all
274 subregs are lowparts and handle their inner registers in the
275 same way as plain REGs.
276 (set_decl_rtl, set_incoming_decl_rtl): Use reg_attrs_for_decl_rtl.
277 (subreg_lowpart_offset): Explicitly say that the returned offset
279 * combine.c (do_SUBST_MODE, try_combine, undo_all): Use adjust_reg_mode
281 * final.c (alter_subreg): Fix/update argument to gen_rtx_REG_offset.
282 * config/ia64/ia64.c (ia64_expand_load_address): Likewise.
283 * regclass.c (reg_scan_mark_refs): Use set_reg_attrs_from_value.
284 * reload.c (find_reloads_subreg_address): Call set_mem_offset
285 when offseting a MEM.
286 * var-tracking.c (offset_valid_for_tracked_p): Delete.
287 (mode_for_reg_attrs): Replace with...
288 (track_loc_p): ...this new function. Return the mode and offset
289 to the caller, checking that the latter is valid. If the rtx is
290 a paradoxical lowpart of the decl, use the decl's mode instead.
291 Do the same when storing to a register that contains the entire decl.
292 (var_lowpart): Use byte_lowpart_offset rather than
293 subreg_lowpart_offset when adjusting the offset attribute.
294 (count_uses, add_uses, add_stores): Use track_reg_p instead of
295 REG_EXPR, MEM_EXPR, REG_OFFSET, INT_MEM_OFFSET, track_expr_p,
296 offset_valid_for_tracked_p and mode_for_reg_attrs. Generate
297 lowparts for MEMs as well as REGs.
298 (vt_add_function_parameters): When obtaining the information from
299 the decl_rtl, adjust the offset to match incoming. Use track_loc_p
302 2007-12-18 Sebastian Pop <sebastian.pop@amd.com>
304 PR tree-optimization/34123
305 * lambda-code.c (can_duplicate_iv): New.
306 (cannot_convert_modify_to_perfect_nest): New.
307 (cannot_convert_bb_to_perfect_nest): New.
308 (can_convert_to_perfect_nest): Split up.
310 2007-12-18 David Daney <ddaney@avtrex.com>
312 * config/mips/mips.md (clear_hazard): Use PRINT_OPERAND punctuation
313 instead of .set push and .set pop.
315 2007-12-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
318 * config/bfin/bfin.c (bfin_adjust_cost): Dig into PARALLELs to find
321 2007-12-18 Razya Ladelsky <razya@il.ibm.com>
323 * tree-parloops.c (reduiction_info): Change documentation of
324 reduction_initial field.
325 (initialize_reductions): Remove creation of reduction_initial variable.
326 (create_loads_for_reductions): don't join reduction_initial to
329 2007-12-18 Kaz Kylheku <kaz@zeugmasystems.com>
331 PR rtl-optimization/34456
332 * resource.c (mark_set_resources): Use regs_invalidated_by_call
333 rather than call_used_regs and global_regs.
335 2007-12-18 Jakub Jelinek <jakub@redhat.com>
337 PR rtl-optimization/34490
338 * simplify-rtx.c (simplify_const_relational_operation): If !sign,
339 don't reduce mmin/mmax using num_sign_bit_copies.
341 2007-12-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
343 * doc/install.texi: Change recommended MPFR from 2.2.1 > 2.3.0.
345 2007-12-17 Andreas Schwab <schwab@suse.de>
347 * doc/invoke.texi (Warning Options): Use @itemx.
349 2007-12-17 Dorit Nuzman <dorit@il.ibm.com>
351 * tree-vectorizer.h (verbosity_levels): Add new verbosity level
353 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Change
354 verbosity level to REPORT_COST.
355 (vect_model_reduction_cost): Likewise.
356 (vect_model_induction_cost): Likewise.
357 (vect_model_simple_cost): likewise.
358 (vect_model_store_cost): likewise.
359 (vect_model_load_cost): likewise.
360 (conservative_cost_threshold): Likewise. Remove print.
362 2007-12-17 Rask Ingemann Lambertsen <rask@sygehus.dk>
364 * doc/tm.texi (TARGET_SECONDARY_RELOAD): Fix typos.
366 2007-12-17 Jakub Jelinek <jakub@redhat.com>
369 * c-parser.c (c_parser_omp_all_clauses): Accept optional comma
372 2007-12-17 Dorit Nuzman <dorit@il.ibm.com>
374 PR tree-optimization/34445
375 * tree-vect-trasnform.c (vect_estimate_min_profitable_iters): Skip
376 stmts (including live stmts) that are not relevant.
378 2007-12-17 Jack Howarth <howarth@bromo.med.uc.edu>
381 * config/i386/t-crtpc: Add $(MULTILIB_CFLAGS).
382 * config/i386/t-crtfm: Likewise.
384 2007-12-17 Uros Bizjak <ubizjak@gmail.com>
386 * config/i386/i386.h (WIDEST_HARDWARE_FP_SIZE): Define.
388 2007-12-16 Uros Bizjak <ubizjak@gmail.com>
390 * tree-vect-transform.c (conservative_cost_threshold): Add missing
391 space to "not vectorized" message.
393 2007-12-16 Richard Sandiford <rsandifo@nildram.co.uk>
395 PR rtl-optimization/34415
396 * df.h (DF_LR_IN, DF_LR_OUT): Update comments.
397 * resource.c (mark_target_live_regs): Use DF_LR_IN rather than
398 df_get_live_in. Don't handle pseudos.
400 2007-12-16 Jakub Jelinek <jakub@redhat.com>
403 * c-decl.c (merge_decls): Copy RTL from olddecl to newdecl.
404 * config/pa/pa.c (pa_encode_section_info): If !first, preserve
405 SYMBOL_FLAG_REFERENCED flag.
407 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
409 * tree.c (type_hash_add): Fix whitespace.
411 2007-12-15 Hans-Peter Nilsson <hp@axis.com>
413 Add CRIS v32 support. Fix -mcc-init.
414 * config.gcc: Make crisv32-* have cpu_type cris. Handle
415 crisv32-*-elf and crisv32-*-none like cris-*-elf and cris-*-none
416 but without multilibs and with target_cpu_default=32.
417 (crisv32-*-linux*): Handle as cris-*-linux*. Set
418 target_cpu_default to 32 and 10 accordingly.
419 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Remove unused macro.
420 (cris_movem_load_rest_p, cris_store_multiple_op_p): Remove FIXME.
421 Change regno_dir and regno only if !TARGET_V32.
422 (cris_conditional_register_usage): If TARGET_V32, set
423 reg_alloc_order as per REG_ALLOC_ORDER_V32 and make
424 CRIS_ACR_REGNUM non-fixed.
425 (cris_print_base): Add gcc_assert for post_inc on CRIS_ACR_REGNUM.
426 (cris_print_operand) <case 'Z', case 'u'>: New cases.
427 <case REG of case 'H'>: Allow for CRIS_SRP_REGNUM.
428 (cris_reload_address_legitimized): Always return false for TARGET_V32.
429 (cris_register_move_cost): New function, guts from
430 REGISTER_MOVE_COST adjusted for CRIS v32.
431 (cris_normal_notice_update_cc): New function split out from...
432 (cris_notice_update_cc): Set cc_status.flags CC_REVERSED for
433 TARGET_CCINIT. Call cris_normal_notice_update_cc for CC_REV,
434 CC_NOOV32 and CC_NORMAL, but set cc_status.flags CC_NO_OVERFLOW
435 for CC_NOOV32 and TARGET_V32.
436 (cris_simple_epilogue): Always return false for TARGET_V32 if
437 cris_return_address_on_stack yields true.
438 (cris_cc0_user_requires_cmp): New function.
439 (cris_valid_pic_const): Add argument ANY_OPERAND. All callers
440 changed. Handle CRIS_UNSPEC_PLT_PCREL and CRIS_UNSPEC_PCREL.
441 (cris_asm_output_case_end): New function, guts from
442 ASM_OUTPUT_CASE_END adjusted for CRIS v32.
443 (cris_override_options): Adjust for CRIS v32. Mask out
444 TARGET_SIDE_EFFECT_PREFIXES and TARGET_MUL_BUG if v32.
445 (cris_asm_output_mi_thunk, cris_expand_epilogue)
446 (cris_gen_movem_load, cris_emit_movem_store)
447 (cris_expand_pic_call_address, cris_asm_output_symbol_ref)
448 (cris_asm_output_label_ref, cris_output_addr_const_extra): Adjust
450 (cris_split_movdx): Copy re-used MEM.
451 * config/cris/t-elfmulti: Add multilib v32 for -march=v32.
452 * config/cris/predicates.md
453 ("cris_general_operand_or_pic_source"): New predicate.
454 ("cris_general_operand_or_plt_symbol"): Replace by...
455 ("cris_nonmemory_operand_or_callable_symbol"): New predicate.
456 * config/cris/linux.h: Sanity-check TARGET_CPU_DEFAULT for
457 presence and contents.
458 (CRIS_SUBTARGET_DEFAULT_ARCH): New macro, MASK_AVOID_GOTPLT for
460 (CRIS_CPP_SUBTARGET_SPEC, CRIS_CC1_SUBTARGET_SPEC,
461 CRIS_ASM_SUBTARGET_SPEC): Adjust for different TARGET_CPU_DEFAULT.
462 (CRIS_SUBTARGET_DEFAULT): Add CRIS_SUBTARGET_DEFAULT_ARCH.
463 * config/cris/cris.h: Sanity-check TARGET_CPU_DEFAULT for contents.
464 (CRIS_DEFAULT_TUNE, CRIS_ARCH_CPP_DEFAULT)
465 (CRIS_DEFAULT_ASM_ARCH_OPTION): New macros.
466 (CRIS_CC1_SUBTARGET_SPEC): Change default tuning to use
468 (CRIS_CPP_SUBTARGET_SPEC): Ditto. Add CRIS_ARCH_CPP_DEFAULT.
469 (ASM_SPEC): Add sanity-check erroring out when both -march= and
470 -mcpu= are specified. Pass on either as --march=v32.
471 (CRIS_ASM_SUBTARGET_SPEC): When neither -march= or -mcpu= are
472 specified, pass on CRIS_DEFAULT_ASM_ARCH_OPTION.
473 (CRIS_CPU_V32): New macro.
474 [!TARGET_CPU_DEFAULT]: Default-define as CRIS_CPU_BASE.
475 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]: Move default
476 TARGET_DEFAULT definition after new TARGET_CPU_DEFAULT definition.
477 Define v32-adjusted TARGET_DEFAULT.
478 (CRIS_DEFAULT_CPU_VERSION): Change to TARGET_CPU_DEFAULT from
480 (TARGET_V32): New macro.
481 (REG_ALLOC_ORDER_V32): New macro.
482 (HARD_REGNO_MODE_OK): Do not allow larger-than-register-size modes
483 into CRIS_ACR_REGNUM.
484 (enum reg_class): New classes ACR_REGS, SPEC_ACR_REGS, GENNONACR_REGS
485 and SPEC_GENNONACR_REGS.
486 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Adjust for new classes.
487 (REGNO_REG_CLASS): Give ACR_REGS for CRIS_ACR_REGNUM.
488 (MODE_CODE_BASE_REG_CLASS): Define, give for OCODE POST_INC
489 GENNONACR_REGS, BASE_REG_CLASS otherwise.
490 (REG_CLASS_FROM_LETTER): 'a' is for ACR_REGS.
491 (REGNO_MODE_CODE_OK_FOR_BASE_P): Define, refusing OCODE POST_INC
493 (PREFERRED_RELOAD_CLASS): Keep ACR_REGS as preferred.
494 (HARD_REGNO_RENAME_OK): Refuse CRIS_ACR_REGNUM as TO.
495 (EXTRA_CONSTRAINT): New constraint 'U'.
496 (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE)
497 (ASM_OUTPUT_ADDR_DIFF_ELT): Adjust for CRIS v32.
498 (BASE_OR_AUTOINCR_P): Refuse POST_INC for CRIS_ACR_REGNUM.
499 (SIMPLE_ADDRESS_P): Remove.
500 (GO_IF_LEGITIMATE_ADDRESS): Use BASE_OR_AUTOINCR_P, not redundant
501 SIMPLE_ADDRESS_P. Make one chained if-else, finishing as
502 non-match after BASE_OR_AUTOINCR_P for TARGET_V32.
503 (REGISTER_MOVE_COST): Just call the new function
504 cris_register_move_cost.
505 (enum cris_pic_symbol_type): Rename cris_gotrel_symbol to
506 cris_rel_symbol. All users changed.
507 (REGISTER_NAMES): Replace "pc" with "acr".
508 (ADDITIONAL_REGISTER_NAMES): Add "pc" for 15.
509 (ASM_OUTPUT_REG_PUSH): Change to v32-compatible sequence.
510 (ASM_OUTPUT_REG_POP): Change to v32-compatible syntax.
511 (ASM_OUTPUT_CASE_END): Just call the new function
512 cris_asm_output_case_end.
513 * gcc/config/cris/cris.md: Group related constants together, with
515 (CRIS_UNSPEC_PLT_GOTREL, CRIS_UNSPEC_PLT_PCREL, CRIS_UNSPEC_PCREL)
516 (CRIS_UNSPEC_CASESI): New constants.
517 (CRIS_UNSPEC_PLT): Remove constant.
518 (CRIS_ACR_REGNUM): New constant.
519 ("slottable"): New attr alternatives "has_return_slot" and
521 ("cc"): New attr alternatives "noov32" and "rev".
522 ((eq_attr "slottable" "has_call_slot"))
523 ((eq_attr "slottable" "has_return_slot")): New define_delays.
524 ("movdi", "movsi"): Adjust operands for CRIS v32.
525 ("tstdi", "cmpdi", "adddi3", "subdi3", "uminsi3")
526 ("indirect_jump"): Ditto. Make define_expand.
527 ("*tstdi_non_v32", "*tstdi_v32", "*tst<mode>_cmp")
528 ("*tst<mode>_non_cmp", "*cmpdi_non_v32", "*cmpdi_v32")
529 ("*movdi_v32", "*adddi3_non_v32", "*adddi3_v32")
530 ("*addsi3_non_v32", "*addsi3_v32", "*addhi3_non_v32")
531 ("*addhi3_v32", "*addqi3_non_v32", "*addqi3_v32")
532 ("*subdi3_non_v32", "*subdi3_v32", "*subsi3_non_v32")
533 ("*subsi3_v32", "*sub<mode>3_nonv32", "*sub<mode>3_v32")
534 ("*andqi3_non_v32", "*andqi3_v32", "*iorsi3_non_v32")
535 ("*iorsi3_v32", "*iorhi3_non_v32", "*iorhi3_v32")
536 ("*iorqi3_non_v32", "*iorqi3_v32", "*uminsi3_non_v32")
537 ("*uminsi3_v32", "*indirect_jump_non_v32", "*indirect_jump_v32")
538 ("*expanded_call_v32", "*expanded_call_value_v32"): New patterns,
539 for the corresponding standard name.
540 ("tst<mode>"): Limit to BW and make define_expand.
541 ("tstsi"): Make separate insn, adjusting for CRIS v32.
542 ("*cmp_swapext<mode>"): Adjust for v32. Specify "rev" for attr "cc".
543 ("cmpsi", "cmp<mode>"): Remove special cases for zero. Specify
545 ("*btst"): Don't match for TARGET_CCINIT. Replace test of
546 register with compatible "cmpq 0". Specify attr "cc".
547 ("*movdi_insn_non_v32"): New pattern, replacing "*movdi_insn" and
549 (define_split for DI move): Match CRIS v32 only.
550 ("*movsi_got_load", "*movsi_internal", "*addi"): Adjust for CRIS v32.
551 ("load_multiple", "store_multiple", "*addsbw_v32", "*addubw_v32")
552 ("*adds<mode>_v32", "*addu<mode>_v32", "*bound<mode>_v32")
553 ("*casesi_jump_v32", "*expanded_andsi_v32", "*expanded_andhi_v32")
554 ("*extop<mode>si_v32", "*extopqihi_v32", "*andhi_lowpart_v32")
555 ("*andqi_lowpart_v32", "cris_casesi_v32"): New patterns.
556 ("add<mode>3"): Make addsi3, addhi3 and addqi3 define_expand.
557 ("sub<mode>3"): Ditto subsi3, subhi3 and subqi3.
558 ("ior<mode>3"): Ditto iorsi3, iorhi3 and iorqi3.
559 ("*extopqihi_non_v32"): Replace "*extopqihi".
560 ("*extop<mode>si_non_v32"): Replace "*extop<mode>si".
561 ("*addxqihi_swap_non_v32"): Rename from "*extopqihi_swap", make
563 ("*extop<mode>si_swap_non_v32"): Ditto "*extop<mode>si_swap".
564 ("*expanded_andsi_non_v32"): Ditto "*expanded_andsi".
565 ("*expanded_andhi_non_v32"): Ditto "*expanded_andhi".
566 ("*andhi_lowpart_non_v32"): Ditto "*andhi_lowpart".
567 ("*andqi_lowpart_non_v32"): Ditto "*andqi_lowpart".
568 ("*expanded_call_non_v32"): Ditto "*expanded_call". Change from
569 "cris_general_operand_or_plt_symbol" to "general_operand".
570 ("*expanded_call_value_non_v32") Ditto "*expanded_call_value".
571 ("*casesi_adds_w", "mstep_shift", "mstep_mul")
572 ("*expanded_call_side", "*expanded_call_value_side")
573 (op-extend-split, op-extend-split-rx=rz, op-extend-split-swapped)
574 (op-extend-split-swapped-rx=rz, op-extend, op-split-rx=rz)
575 (op-split-swapped, op-split-swapped-rx=rz): Make non-v32 only.
576 ("dstep_mul", "xorsi3", "one_cmplsi2", "<shlr>si3")
577 ("*expanded_<shlr><mode>", "*<shlr><mode>_lowpart", "ashl<mode>3")
578 ("*ashl<mode>_lowpart", "abssi2", "clzsi2", "bswapsi2")
579 ("cris_swap_bits"): Specify "noov32" for attr "cc".
580 ("<su>mulsi3_highpart"): Ditto. Correct operand 0 to register_operand.
581 ("andqi3"): Make define_expand.
582 ("*return_expanded"): For attr "slottable", change from "has_slot"
583 to "has_return_slot".
584 ("cris_casesi_non_v32"): New pattern, old contents of "casesi".
585 ("casesi"): Divert into "cris_casesi_v32" and "cris_casesi_non_v32".
586 (moversideqi, movemsideqi, mover2side): Require
587 TARGET_SIDE_EFFECT_PREFIXES.
588 (gotplt-to-plt, gotplt-to-plt-side): Change from CRIS_UNSPEC_PLT
589 to CRIS_UNSPEC_PLT_GOTREL.
590 * config/cris/cris-protos.h (cris_register_move_cost)
591 (cris_cc0_user_requires_cmp, cris_asm_output_case_end): Declare.
593 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
596 * dwarf2out.c (dwarf_tag_name): Synchronize with dwarf2.h.
597 (is_type_die): Cover interface types.
598 (class_or_namespace_scope_p): Cover interface and class types.
599 (record_type_tag): New.
600 (gen_inlined_structure_type_die): Use it.
601 (gen_struct_or_union_type_die): Likewise.
602 (prune_unused_types_walk): Cover interface types.
603 * langhooks.h (classify_record): New enum.
604 (classify_record): New member in struct langhooks_for_types.
605 * langhooks-def.h (LANG_HOOKS_CLASSIFY_RECORD): New.
606 (LANGHOOKS_FOR_TYPES_INITIALIZER): Adjust.
608 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
610 * dwarf2out.c (reference_to_unused): Don't emit strings in
611 initializers just because of debug information.
612 * tree.h (TREE_ASM_WRITTEN): Document use for STRING_CSTs.
614 2007-12-15 Sebastian Pop <sebastian.pop@amd.com>
616 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Replace
617 print_loop_ir with print_loops.
618 * tree-flow.h (dot_cfg, debug_loops, debug_loop, debug_loop_num,
619 print_loops, print_loops_bb): Declare.
620 * tree-cfg.c (print_loops_bb): New.
621 (print_loop): Print header, latch, bounds, estimation of iterations.
622 (print_loop_and_siblings): New.
623 (print_loop_ir): Renamed print_loops.
624 (debug_loop_ir): Renamed debug_loops.
625 (debug_loop, debug_loop_num): New.
627 2007-12-15 Bernhard Fischer <aldot@gcc.gnu.org>
629 * tree-flow-inline.h.c (next_readonly_imm_use): Fix typo in comment.
631 2007-12-15 Bernhard Fischer <aldot@gcc.gnu.org>
633 * toplev.c (process_options): Fix typo in warning.
635 2007-12-14 Jakub Jelinek <jakub@redhat.com>
638 * config/i386/i386.c (ix86_expand_branch): Optimize LE/LEU/GT/GTU
639 DImode comparisons against constant with all 1's in the lower word.
641 2007-12-14 Uros Bizjak <ubizjak@gmail.com>
643 * config/i386/sse.md (sse4_2_pcmpestr): Use reg_not_xmm0_operand
644 constraint for operand 2. Use nonimm_not_xmm0_operand constraint
645 for operand 4. Update arguments in the call to
646 gen_sse4_2_pcmpestr_cconly.
647 (sse_4_2_pcmpestr_cconly): Renumber insn operands and update insn
648 template accordingly.
649 (sse4_2_pcmpistr): Use reg_not_xmm0_operand constraint for operand2.
650 Use nonimm_not_xmm0_operand constraint for operand 3. Update
651 arguments in the call to gen_sse4_2_pcmpistr_cconly.
652 (sse_4_2_pcmpistr_cconly): Renumber insn operands and update insn
653 template accordingly.
655 2007-12-14 Richard Guenther <rguenther@suse.de>
658 * tree-ssa-operands.h (create_ssa_artificial_load_stmt): Add
659 parameter to say whether to unlink immediate uses.
660 * tree-ssa-operands.c (create_ssa_artificial_load_stmt): Do not
661 mark the artificial stmt as modified. Unlink immediate uses
663 * tree-ssa-dom.c (record_equivalences_from_stmt): Update caller.
664 * tree-ssa-pre.c (insert_fake_stores): Likewise.
666 2007-12-13 Eric Botcazou <ebotcazou@libertysurf.fr>
669 * gimplify.c (gimplify_modify_expr_complex_part): Add note to comment.
670 * tree-complex.c (init_dont_simulate_again): Return true if there are
671 uninitialized loads generated by gimplify_modify_expr_complex_part.
672 * tree-gimple.c (is_gimple_reg_type): Return false for complex types
674 * tree-ssa.c (ssa_undefined_value_p): New predicate extracted from...
675 (warn_uninit): ...here. Use ssa_undefined_value_p.
676 * tree-ssa-pre.c (is_undefined_value): Delete.
677 (phi_translate_1): Use ssa_undefined_value_p.
678 (add_to_exp_gen): Likewise.
679 (make_values_for_stmt): Likewise.
680 * tree-flow.h (ssa_undefined_value_p): Declare.
682 2007-12-13 Andrew Pinski <pinskia@gmail.com>
683 David Daney <ddaney@avtrex.com>
686 * system.h: Make -Wuninitialized non-fatal if ASSERT_CHECKING
689 2007-12-13 Jakub Jelinek <jakub@redhat.com>
691 PR rtl-optimization/32636
692 * df-scan.c (df_get_entry_block_def_set): Set struct_value_rtx
693 regno in entry_block_defs even if HAVE_prologue && epilogue_completed.
695 2007-12-13 Uros Bizjak <ubizjak@gmail.com>
696 Richard Guenther <rguenther@suse.de>
699 * config/i386/emmintrin.h (_mm_shuffle_pd, _mm_extract_epi16,
700 _mm_insert_epi16, _mm_shufflehi_epi16, _mm_shufflelo_epi16,
701 _mm_shuffle_epi32): Cast non-constant input values to either __m64,
702 __m128, __m128i or __m128d in a macro version of the intrinsic.
703 Cast constant input values to int.
704 * config/i386/ammintrin.h (_mm_extracti_si64, _mm_inserti_si64): Ditto.
705 * config/i386/bmmintrin.h (_mm_roti_epi8, _mm_roti_epi16,
706 _mm_roti_epi32, _mm_roti_epi64): Ditto.
707 * config/i386/smmintrin.h (_mm_blend_epi16, _mm_blend_ps, _mm_blend_pd,
708 _mm_dp_ps, _mm_dp_pd, _mm_insert_ps, _mm_extract_ps, _mm_insert_epi8,
709 _mm_insert_epi32, _mm_insert_epi64, _mm_extract_epi8, mm_extract_epi32,
710 _mm_extract_epi64, _mm_mpsadbw_epu8, _mm_cmpistrm, _mm_cmpistri,
711 _mm_cmpestrm, _mm_cmpestri, _mm_cmpistra, _mm_cmpistrc, _mm_cmpistro,
712 _mm_cmpistrs, _mm_cmpistrz, _mm_cmpestra, _mm_cmpestrc, _mm_cmpestro,
713 _mm_cmpestrs, _mm_cmpestrz): Ditto.
714 * config/i386/tmmintrin.h (_mm_alignr_epi8, _mm_alignr_pi8): Ditto.
715 * config/i386/xmmintrin.h (_mm_shuffle_ps, _mm_extract_pi16, _m_pextrw,
716 _mm_insert_pi16, _m_pinsrw, _mm_shuffle_pi16, _m_pshufw): Ditto.
717 * config/i386/mmintrin-common.h (_mm_round_pd, _mm_round_sd,
718 _mm_round_ps, _mm_round_ss): Ditto.
720 2007-12-13 Richard Guenther <rguenther@suse.de>
722 PR tree-optimization/34450
723 * params.def (PARAM_SCCVN_MAX_SCC_SIZE): New param.
724 * invoke.texi (sccvn-max-scc-size): Document.
725 * Makefile.in (tree-ssa-sccvn.o): Add $(PARAMS_H) dependency.
726 * tree-ssa-sccvn.h (run_scc_vn): Return true on success, false
728 * tree-ssa-sccvn.c (params.h): Include.
729 (DFS): Return true if all went well, return false as soon as
730 a SCC exceeds the size of PARAM_SCCVN_MAX_SCC_SIZE.
731 (run_scc_vn): Return true if all went well, return false if
732 we aborted during DFS.
733 * tree-ssa-pre.c (execute_pre): Check if SCCVN finished
734 successfully, otherwise bail out.
736 2007-12-13 Olga Golovanevsky <olga@il.ibm.com>
738 * ipa-struct-reorg.c (is_candidate): Print information to dump
739 file when the type is initialized.
740 (get_stmt_accesses): Likewise when a structure has bitfields
741 or field access is too complicate.
742 (safe_cond_expr_check): Likewise for unsafe condition expressions.
743 (exclude_cold_structs): Likewise for cold structures.
744 (collect_structures): Suppress redundant print when there are
745 no structures to transform.
746 (do_reorg): Print to dump file a number of structures that
748 (dump_new_types): Print a number of new types to replace
749 an original structure type.
751 2007-12-13 Olga Golovanevsky <olga@il.ibm.com>
753 * doc/invoke.texi (Optimiza Options): Document new -fipa-struct-reorg
754 option and struct-reorg-cold-struct-ratio parameter.
756 2007-12-13 Torbjorn Granlund <tege@swox.com>
758 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Check op0 for
759 ZERO_EXTEND when computing costs for widening multiplication.
761 2007-12-13 Richard Earnshaw <rearnsha@arm.com>
764 * config/arm/ieee754-df.S (floatundidf): Fix for wrong sp value on
765 exit when using hard FPA.
766 * config/arm/ieee754-df.S (floatdidf): Likewise.
768 2007-12-12 Jakub Jelinek <jakub@redhat.com>
771 * doc/install.texi: Document that for MinGW only runtime 3.12 and
774 2007-12-12 David Edelsohn <edelsohn@gnu.org>
776 * config/rs6000/rs6000.c (is_mem_ref): Ignore STACK_TIE.
778 2007-12-12 Aldy Hernandez <aldyh@redhat.com>
780 PR tree-optimization/32901
781 * gimplify.c (gimplify_modify_expr_rhs): Handle the case when we
782 are assigning from a constant constructor.
783 Fix wrapping in function comment.
785 2007-12-12 Andreas Krebbel <krebbel1@de.ibm.com>
787 * config/s390/s390.c (s390_O_constraint_str): Limit the range
788 for 'On' to -4G+1..-1.
789 * config/s390/constraints.md: Adjust comment accordingly.
791 2007-12-11 Nathan Sidwell <nathan@codesourcery.com>
793 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use frame_reg_rtx
796 2007-12-11 Kai Tietz <kai.tietz@onevision.com>
798 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Handle 64-bit
799 target same as 32-bit.
801 2007-12-10 Jakub Jelinek <jakub@redhat.com>
803 PR tree-optimization/34371
804 * tree-vectorizer.h (struct _loop_vec_info): Add num_iters_unchanged
806 (LOOP_VINFO_NITERS_UNCHANGED): Define to num_iters_unchanged field.
807 * tree-vectorizer.c (set_prologue_iterations,
808 slpeel_tree_peel_loop_to_edge): Call unshare_expr on
809 LOOP_VINFO_NITERS_UNCHANGED before using it.
811 2007-12-10 Eric Botcazou <ebotcazou@libertysurf.fr>
814 * config/i386/i386.c (ix86_expand_movmem): Punt if the count is large.
815 (ix86_expand_setmem): Likewise.
817 2007-12-10 Kenneth Zadeck <zadeck@naturalbridge.com>
819 PR rtl-optimization/34302
820 * auto-inc-dec.c (attempt_change): Change place where move is
823 2007-12-10 Jakub Jelinek <jakub@redhat.com>
825 * dwarf2out.c (gen_array_type_die, gen_descr_array_type_die): For
826 Fortran multi-dimensional arrays use DW_AT_ordering
829 2007-12-10 Paolo Bonzini <bonzini@gnu.org>
832 * config/i386/i386.c (override_options): Enable -fvect-cost-model.
834 2007-12-10 Uros Bizjak <ubizjak@gmail.com>
836 * config/i386/i386.c (ix86_function_regparm): Do not check global_regs
837 array, registers that are members of global_regs are also members of
838 fixed_regs array. Use REGPARM_MAX to check that no regparm hard
839 register is taken by a fixed register variable. Check up to and
840 including DI_REG when adjusting regparm value due to fixed regs usage.
841 (rep_prefix_usable): Check fixed_regs array, not global_regs array for
842 available hard registers.
843 (ix86_expand_strlen): Ditto.
844 * config/i386/i386.md (strmov): Ditto.
847 2007-12-10 Kaz Kojima <kkojima@gcc.gnu.org>
849 * genopinit.c: Include tm_p.h in generated file.
851 * config/arm/neon.md (vec_set<mode>_internal): Use INTVAL
852 to extract the integer from operands[2].
853 (vec_setv2di_internal): Likewise.
855 * config/arm/arm.c (arm_size_return_regs): Make return type unsigned.
856 (arm_init_neon_builtins): Move code after declarations.
858 2007-12-10 Hans-Peter Nilsson <hp@axis.com>
860 * reload.c (find_reloads_address_1): To properly mark as an
861 autoincdec, pass X for non-NULL OUT in call to push_reload for
862 autoincdec which can't be trivially used as an address.
864 2007-12-10 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
865 Hans-Peter Nilsson <hp@axis.com>
867 * caller-save.c (insert_one_insn): If inserting before a call_insn
868 then the registers containing the arguments of the call are
869 live_throughout in the new insn.
871 2007-12-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
875 * pa.md: Consolidate HImode and QImode move patterns into one pattern
876 each, eliminating floating-point alternatives.
877 * pa-protos.h (pa_cannot_change_mode_class, pa_modes_tieable_p):
879 * pa-64.h (SECONDARY_MEMORY_NEEDED): Define here.
880 * pa.c (pa_secondary_reload): Use an intermediate general register
881 for copies to/from floating-point register classes. Simplify code
882 SHIFT_REGS class. Provide additional comments.
883 (pa_cannot_change_mode_class, pa_modes_tieable_p): New functions.
884 * pa.h (MODES_TIEABLE_P): Use pa_modes_tieable_p.
885 (SECONDARY_MEMORY_NEEDED): Delete define.
886 (INT14_OK_STRICT): Define.
887 (MODE_OK_FOR_SCALED_INDEXING_P): Allow SFmode and DFmode when using
889 (MODE_OK_FOR_UNSCALED_INDEXING_P): Likewise.
890 (GO_IF_LEGITIMATE_ADDRESS): Use INT14_OK_STRICT in REG+D case for
892 (LEGITIMIZE_RELOAD_ADDRESS): Use INT14_OK_STRICT in mask selection.
893 Align DImode offsets when generating 64-bit code.
894 * pa32-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
895 (CANNOT_CHANGE_MODE_CLASS): Define.
896 * pa64-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
897 (CANNOT_CHANGE_MODE_CLASS): Define using pa_cannot_change_mode_class.
899 2007-12-09 Jakub Jelinek <jakub@redhat.com>
902 * langhooks-def.h (LANG_HOOKS_GET_ARRAY_DESCR_INFO): Define.
903 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
904 * langhooks.h (struct array_descr_info): Forward declaration.
905 (struct lang_hooks_for_types): Add get_array_descr_info field.
906 * dwarf2.h (DW_AT_bit_stride, DW_AT_byte_stride): New.
907 (DW_AT_stride_size, DW_AT_stride): Keep around for Dwarf2
909 * dwarf2out.h (struct array_descr_info): New type.
910 * dwarf2out.c (dwarf_attr_name): Rename DW_AT_stride to
911 DW_AT_byte_stride and DW_AT_stride_size to DW_AT_bit_size.
912 (descr_info_loc, add_descr_info_field, gen_descr_array_type_die):
914 (gen_type_die_with_usage): Call lang_hooks.types.get_array_descr_info
915 and gen_descr_array_type_die.
917 2007-12-08 Richard Guenther <rguenther@suse.de>
919 PR tree-optimization/34391
920 * tree-vect-transform.c (vect_setup_realignment): Mark new
921 symbols for renaming.
923 2007-12-07 Bob Wilson <bob.wilson@acm.org>
925 * config/xtensa/xtensa.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
926 (ASM_OUTPUT_DWARF_PCREL): Define.
928 2007-12-07 Richard Guenther <rguenther@suse.de>
931 * opts.c (common_handle_option): Handle OPT_fforce_addr.
933 2007-12-07 Aldy Hernandez <aldyh@redhat.com>
935 * m32c.h (LEGITIMIZE_ADDRESS): Use WIN instead of win.
936 (LEGITIMIZE_RELOAD_ADDRESS): Same.
938 2007-12-07 Samuel Tardieu <sam@rfc1149.net>
941 * doc/install.texi: Explain how to check for a clean environment when
944 2007-12-07 Richard Guenther <rguenther@suse.de>
946 * tree-profile.c (gcov_type_tmp_var): New global variable.
947 (tree_gen_edge_profiler): Use a single shared variable decl per
948 function for edge counter incrementing.
949 (tree_profiling): Re-set the shared variable.
951 2007-12-06 Bob Wilson <bob.wilson@acm.org>
953 * config/xtensa/xtensa.c (xtensa_va_start): Add prototype.
955 2007-12-06 Tom Tromey <tromey@redhat.com>
958 * c-opts.c (c_common_parse_file): Call cpp_clear_file_cache.
960 2007-12-06 Richard Sandiford <rsandifo@nildram.co.uk>
962 * config/mips/mips.c (mips_function_ok_for_sibcall): Check
963 targetm.binds_local_p as well as DECL_EXTERNAL.
965 2007-12-06 Harsha Jagasia <harsha.jagasia@amd.com>
967 * tree-vectorizer.c (slpeel_add_loop_guard): Gimplify the condition.
968 (set_prologue_iterations): New. Set the prologue iterations to total
969 number of scalar iterations if the cost model check indicates that
970 scalar code should be generated.
971 (slpeel_tree_peel_loop_to_edge): Add a new parameter and code for
972 generating the cost condition for epilog. Call
973 set_prologue_iterations to generate cost condition for prolog.
974 (new_loop_vec_info): Initialize LOOP_VINFO_NITERS_UNCHANGED.
975 * tree-vectorizer.h (LOOP_VINFO_NITERS_UNCHANGED): New.
976 (slpeel_tree_peel_loop_to_edge): Update declaration.
977 (set_prologue_iterations): New declaration.
978 * tree-vect-analyze.c (vect_analyze_loop_form): Update
979 LOOP_VINFO_NITERS_UNCHANGED.
980 * tree-vect-transform.c
981 (vect_estimate_min_profitable_iters): Add new parameter and
982 code to check if run time cost model test is needed.
983 Remove code that adds builtin vectorization cost to scalar
984 outside cost for the run time cost model test. If run time
985 cost model test is needed add the appropriate guard cost to
986 the scalar outside cost. The guard cost depends on whether
987 the guard is generated at versioning or at prolog generation
988 or at epilog generation. Change cost model equation to include
990 (conservative_cost_threshold): New. Return the less conservative
991 profitability threshold between the cost model threshold and the
992 user defined vectorization threshold.
993 (vect_do_peeling_for_loop_bound): Call conservative_cost_threshold.
994 (vect_do_peeling_for_alignment): Same.
995 (vect_loop_versioning): Same.
996 (vect_create_cond_for_align_checks): ANDs the cost model condition
997 with the alignment condition.
998 (vect_transform_loop): Call loop versioning only when there is a
999 misalignment or an aliasing problem.
1001 2007-12-06 Jakub Jelinek <jakub@redhat.com>
1004 * tree-ssa-ccp.c (optimize_stdarg_builtin): New function.
1005 (execute_fold_all_builtins): Call it for BUILT_IN_VA_START,
1006 BUILT_IN_VA_COPY and BUILT_IN_VA_END.
1008 * target.h (struct ggc_target): Add expand_builtin_va_start hook.
1009 * target-def.h (TARGET_EXPAND_BUILTIN_VA_START): Define.
1010 (TARGET_INITIALIZER): Add it.
1011 * builtins.c (expand_builtin_va_start): Use
1012 targetm.expand_builtin_va_start hook instead of
1013 EXPAND_BUILTIN_VA_START macro.
1014 * alpha/alpha.c (alpha_va_start): Made static.
1015 (override_options): Clear targetm.expand_builtin_va_start if
1017 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1018 * alpha/unicosmk.h (EXPAND_BUILTIN_VA_START): Remove.
1019 * alpha/alpha.h (EXPAND_BUILTIN_VA_START): Remove.
1020 * alpha/alpha-protos.h (alpha_va_start): Remove prototype.
1021 * xtensa/xtensa.h (EXPAND_BUILTIN_VA_START): Remove.
1022 * xtensa/xtensa.c (TARGET_EXPAND_BUILTIN_VA_START): Define.
1023 (xtensa_va_start): Made static.
1024 * xtensa/xtensa-protos.h (xtensa_va_start): Remove prototype.
1025 * pa/pa-protos.h (hppa_va_start): Remove prototype.
1026 * pa/pa.h (EXPAND_BUILTIN_VA_START): Remove.
1027 * pa/pa.c (hppa_va_start): Made static, add prototype.
1028 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1029 * frv/frv.c (frv_expand_builtin_va_start): Made static, add prototype.
1030 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1031 * frv/frv-protos.h (frv_expand_builtin_va_start): Remove prototype.
1032 * frv/frv.h (EXPAND_BUILTIN_VA_START): Remove.
1033 * i386/i386.c (override_options): Clear
1034 targetm.expand_builtin_va_start if -m32 or 64-bit MS ABI.
1035 (ix86_va_start): Made static.
1036 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1037 * i386/i386.h (EXPAND_BUILTIN_VA_START): Remove.
1038 * i386/i386-protos.h (ix86_va_start, ix86_va_arg): Remove prototypes.
1039 * iq2000/iq2000-protos.h (iq2000_va_start): Remove prototype.
1040 * iq2000/iq2000.h (EXPAND_BUILTIN_VA_START): Remove.
1041 * iq2000/iq2000.c (iq2000_va_start): Made static, add prototype.
1042 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1043 * rs6000/rs6000-protos.h (rs6000_va_start): Remove prototype.
1044 * rs6000/rs6000.c (rs6000_va_start): Made static, add prototype.
1045 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1046 (rs6000_override_options): Clear targetm.expand_builtin_va_start if
1047 DEFAULT_ABI != ABI_V4.
1048 * rs6000/rs6000.h (EXPAND_BUILTIN_VA_START): Remove.
1049 * spu/spu.c (spu_va_start): Made static, add prototype.
1050 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1051 * spu/spu.h (EXPAND_BUILTIN_VA_START): Remove.
1052 * spu/spu-protos.h spu_va_start): Remove prototype.
1053 * stormy16/stormy16.h (EXPAND_BUILTIN_VA_START): Remove.
1054 * stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_start):
1056 * stormy16/stormy16.c (xstormy16_expand_builtin_va_start): Made static.
1057 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1058 * s390/s390-protos.h (s390_va_start): Remove prototype.
1059 * s390/s390.c (s390_va_start): Made static.
1060 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1061 * s390/s390.h (EXPAND_BUILTIN_VA_START): Remove.
1062 * mn10300/mn10300.h (EXPAND_BUILTIN_VA_START): Remove.
1063 * mn10300/mn10300-protos.h (mn10300_va_start): Remove prototype.
1064 * mn10300/mn10300.c (mn10300_va_start): Made static, add prototype.
1065 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1066 * arc/arc.c (arc_va_start): Made static, add prototype.
1067 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1068 * arc/arc.h (EXPAND_BUILTIN_VA_START): Remove.
1069 * arc/arc-protos.h (arc_va_start): Remove prototype.
1070 * mt/mt-protos.h (mt_va_start): Remove prototype.
1071 * sparc/sparc.c (sparc_va_start): Made static, add prototype.
1072 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1073 * sparc/sparc-protos.h (sparc_va_start): Remove prototype.
1074 * sparc/sparc.h (EXPAND_BUILTIN_VA_START): Remove.
1075 * sh/sh.c (sh_va_start): Made static, add prototype.
1076 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1077 * sh/sh-protos.h (sh_va_start): Remove prototype.
1078 * sh/sh.h (EXPAND_BUILTIN_VA_START): Remove.
1079 * mips/mips-protos.h (mips_va_start): Remove prototype.
1080 * mips/mips.h (EXPAND_BUILTIN_VA_START): Remove.
1081 * mips/mips.c (mips_va_start): Made static.
1082 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1084 2007-12-06 Uros Bizjak <ubizjak@gmail.com>
1086 * tree-ssa-loop.c (gate_tree_parallelize_loops): Return true when
1087 "flag_tree_parallelize_loops > 1".
1089 2007-12-06 Zdenek Dvorak <ook@ucw.cz>
1090 Dorit Nuzman <dorit@il.ibm.com>
1091 Jakub Jelinek <jakub@redhat.com>
1093 PR tree-optimization/34005
1094 * tree-gimple.c (is_gimple_formal_tmp_rhs): Add a case for COND_EXPR.
1095 * gimplify.c (gimplify_ctx): Add a new member allow_rhs_cond_expr.
1096 (gimplify_pure_cond_expr): New function.
1097 (generic_expr_could_trap_p): New function.
1098 (gimplify_cond_expr): Call gimplify_pure_cond_expr.
1099 (force_gimple_operand): Initialize new field allow_rhs_cond_expr.
1101 2007-12-06 Andreas Krebbel <krebbel1@de.ibm.com>
1103 * config/s390/s390.c (s390_emit_stack_tie): New function.
1104 (s390_emit_prologue): Emit a stack tie when writing to the
1106 * config/s390/s390.md ("stack_tie"): New insn definition.
1108 2007-12-06 Ben Elliston <bje@au.ibm.com>
1111 * doc/sourcebuild.texi (Miscellaneous Docs): Remove SERVICE item.
1113 2007-12-05 Jakub Jelinek <jakub@redhat.com>
1116 * fold-const.c (fold_binary) <case BIT_IOR_EXPR>: Don't minimize
1117 number of bits set in C1 if a mode mask for some mode can be used
1120 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
1122 * varasm.c (merge_weak, weak_finish, assemble_alias): Commentary typo
1125 2007-12-05 Richard Guenther <rguenther@suse.de>
1127 PR tree-optimization/34138
1128 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1129 Do not forward propagate addresses if that changes volatileness of
1130 the pointed-to type.
1132 2007-12-05 Uros Bizjak <ubizjak@gmail.com>
1135 * config/i386/i386.c (ix86_function_regparm): Also check for fixed
1136 registers when checking that regparm registers are available.
1137 Lower regparm value due to fixed registers usage in addition to
1140 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
1142 * sparseset.c: Include config.h and system.h before sparseset.h.
1143 * sparseset.h: Remove inclusion of system.h.
1145 2007-12-05 Jakub Jelinek <jakub@redhat.com>
1146 Richard Sandiford <rsandifo@nildram.co.uk>
1148 * optabs.c (init_insn_codes): New function.
1149 (new_optab): Delete.
1150 (init_optab, init_optabv): Don't call new_optab.
1151 (init_convert_optab): Don't clear the insn codes.
1152 (init_optabs): Call init_insn_codes.
1154 2007-12-04 Jakub Jelinek <jakub@redhat.com>
1156 * omp-low.c (optimize_omp_library_calls): New function.
1157 (expand_omp_parallel): Call it if optimizing.
1160 * stmt.c (expand_stack_restore): Call expand_normal on var to get
1161 rtx for it instead of assuming it will be a VAR_DECL.
1163 2007-12-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1165 * c-parser (c_parser_statement_after_labels): Move error from here...
1166 (c_parser_label): ... to here. Check that the declaration is not
1167 actually just another label.
1169 2007-12-04 Richard Guenther <rguenther@suse.de>
1173 * tree-ssa-operands.c (get_addr_dereference_operands): If we
1174 fall back to using the SMTs aliases, make sure to add virtual
1175 operands for the SMT itself.
1176 (create_ssa_artificial_load_stmt): Fix typo. Make sure to also
1177 clear the loaded and stored symbols bitmaps.
1179 2007-12-04 Ben Elliston <bje@au.ibm.com>
1181 * config/spu/spu.h (ASM_FORMAT_PRIVATE_NAME): Remove; use default.
1183 2007-12-04 Ben Elliston <bje@au.ibm.com>
1185 * doc/tm.texi (Exception Handling): Mention unwind-dw2-xtensa.c.
1187 2007-12-03 Steven Bosscher <stevenb.gcc@gmail.com>
1190 * doc/invoke.texi: Remove -fforce-addr documentation.
1191 * expr.c (emit_move_insn): Remove use of flag_force_addr.
1192 (expand_expr_real_1): Same.
1193 (do_tablejump): Same.
1194 Call memory_address instead of memory_address_noforce.
1195 * expr.h (memory_address_noforce): Remove prototype.
1196 * explow.c (memory_address): Remove support for flag_force_addr.
1197 (validize_mem): Same.
1198 (memory_address_noforce): Remove.
1199 * common.opt: Add dummy documentation for -fforce-addr.
1200 * combine.c (can_combine_p): Remove -fforce-addr comment.
1201 * config/cris/cris.h (OPTIMIZATION_OPTIONS): Remove set of
1203 * config/m68k/m68k.h (PIC_CASE_VECTOR_ADDRESS): Remove comment
1204 relating to memory_address_noforce.
1205 * testsuite/gcc.c-torture/compile/20050802-1.c: Remove.
1206 * testsuite/gcc.c-torture/compile/20011113-1.c: Remove.
1208 2007-12-03 Jakub Jelinek <jakub@redhat.com>
1210 * omp-low.c (lookup_decl_in_outer_ctx): Allow calling this
1211 with !ctx->is_nested.
1212 (maybe_lookup_decl_in_outer_ctx): Look up in outer contexts
1213 even if !ctx->is_nested.
1214 (lower_copyprivate_clauses, lower_send_clauses,
1215 lower_send_shared_vars): Call lookup_decl_in_outer_ctx
1219 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Optimize
1220 (X << C1) & C2 into (X << C1) & (C2 | ((1 << C1) - 1))
1221 and (X >> C1) & C2 into (X >> C1) & (C2 | ~((type) -1 >> C1)).
1222 (fold_binary) <case LSHIFT_EXPR, case RSHIFT_EXPR>: Optimize
1223 (X & C2) << C1 into (X << C1) & (C2 << C1) and
1224 (X & C2) >> C1 into (X >> C1) & (C2 >> C1) if that allows further
1227 PR tree-optimization/33453
1228 * tree-data-ref.c (split_constant_offset): Use POINTER_PLUS_EXPR
1229 for pointer addition.
1230 * tree-parloops.c (canonicalize_loop_ivs): Likewise.
1231 (separate_decls_in_loop_name): Copy DECL_GIMPLE_REG_P from var to
1234 2007-12-03 Bernd Schmidt <bernd.schmidt@analog.com>
1236 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __FDPIC__ as
1239 2007-12-03 Razya Ladelsky <razya@il.ibm.com>
1241 * doc/invoke.texi (fipa-cp, fipa-matrix-reorg): Add documentation.
1243 2007-12-03 Jakub Jelinek <jakub@redhat.com>
1246 * opts.c (common_handle_option): Handle OPT_ftree_store_copy_prop.
1247 * common.opt (ftree-store-copy-prop): Use the same help text as for
1250 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
1251 Revital Eres <eres@il.ibm.com>
1253 * modulo-sched.c (calculate_must_precede_follow,
1254 try_scheduling_node_in_cycle): New functions.
1255 (sms_schedule_by_order): Call the new functions.
1256 (ps_insn_find_column): Use must_follow and must_precede only if
1258 (ps_insn_advance_column): Likewise.
1260 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
1261 Revital Eres <eres@il.ibm.com>
1263 * modulo-sched.c (get_sched_window): Fix the direction of the
1264 scheduling window and add dump info.
1266 2007-12-02 Samuel Tardieu <sam@rfc1149.net>
1268 * config/sh/sh.md (cmpgeusi_t): Fix condition.
1270 2007-11-30 Jan Hubicka <jh@suse.cz>
1272 * ggc-common.c (dump_ggc_loc_statistics): Reset ggc_force_collect flag.
1274 2007-11-30 Seongbae Park <seongbae.park@gmail.com>
1276 PR rtl-optimization/34171
1277 * cfgrtl.c (update_bb_for_insn_chain): New function,
1278 refactored from update_bb_for_insn.
1279 (update_bb_for_insn): Call update_bb_for_insn.
1280 (rtl_merge_blocks, try_redirect_by_replacing_jump):
1281 Replace a loop with update_bb_for_insn_chain call.
1282 (cfg_layout_merge_blocks): Add a call to
1283 update_bb_for_insn_chain. Replace the for loop
1284 with a call to update_bb_for_insn_chain.
1286 2007-11-30 Ben Elliston <bje@au.ibm.com>
1288 * config/vax/vax.h (ASM_FORMAT_PRIVATE_NAME): Remove. Use default.
1290 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
1292 PR tree-optimization/34244
1293 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
1294 (record_numbers_of_iterations): New function.
1295 (execute_vrp): Cache the numbers of iterations of loops.
1296 * tree-scalar-evolution.c (scev_reset_except_niters): New function.
1297 (scev_reset): Use scev_reset_except_niters.
1298 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
1300 2007-11-29 Jan Hubicka <jh@suse.cz>
1301 Jakub Jelinek <jakub@redhat.com>
1303 PR tree-optimization/33434
1304 * tree-inline.c (setup_one_parameter): If the value passed to
1305 a parameter is never used, don't set it up.
1307 2007-11-29 Jakub Jelinek <jakub@redhat.com>
1310 * config/rs6000/eabi-cn.asm (__DTOR_END__): Make it weak.
1311 * config/rs6000/sol-cn.asm (__DTOR_END__): Likewise.
1313 2007-11-29 Andris Pavenis <andris.pavenis@iki.fi>
1315 * Makefile.in: Use separate vpath lines for each path.
1317 2007-11-29 Ben Elliston <bje@au.ibm.com>
1319 * SERVICE: Update URL.
1321 2007-11-28 Jakub Jelinek <jakub@redhat.com>
1323 PR tree-optimization/34140
1324 * tree-if-conv.c (if_convertible_phi_p): Fail if BB other than
1325 loop->header has virtual phi nodes.
1327 2007-11-28 Richard Sandiford <rsandifo@nildram.co.uk>
1330 * builtins.c (expand_builtin_nonlocal_goto): Also emit a use
1331 of GP register, if valid and fixed.
1334 2007-06-21 David Daney <ddaney@avtrex.com>
1337 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
1338 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
1339 (exception_receiver): Renamed to ...
1340 (nonlocal_goto_receiver): ... this.
1342 2007-11-27 H.J. Lu <hongjiu.lu@intel.com>
1343 Joey Ye <joey.ye@intel.com>
1346 * config/i386/i386.c (function_arg_32): Don't pass aggregate
1347 arguments in ECX/EDX for fastcall.
1349 2007-11-28 Rask Ingemann Lambertsen <rask@sygehus.dk>
1351 * config/i386/linux.h (CRT_GET_RFIB_DATA): Add Intel syntax inline
1353 * config/i386/sco5.h (CRT_GET_RFIB_DATA): Likewise.
1354 * config/i386/sysv4.h (CRT_GET_RFIB_DATA): Likewise.
1356 2007-11-28 Ben Elliston <bje@au.ibm.com>
1358 * config/rs6000/aix64.opt (maix64): Add Negative(maix32).
1359 (maix32): Add Negative(maix64).
1361 2007-11-27 Jakub Jelinek <jakub@redhat.com>
1363 PR tree-optimization/34016
1364 * tree-ssa-loop.c (pass_linear_transform): Add
1365 TODO_update_ssa_only_virtuals to todo_flags_finish.
1367 2007-11-27 Eric B. Weddington <eric.weddington@atmel.com>
1369 * config/avr/avr.c (avr_mcu_types): Add atmega32hvb.
1370 * config/avr/avr.h (LINK_SPEC): Likewise.
1371 (CRT_BINUTILS_SPECS): Likewsie.
1372 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1374 2007-11-27 Jakub Jelinek <jakub@redhat.com>
1377 * config/rs6000/rs6000.c (adjacent_mem_locations): Don't assume
1378 MEM_SIZE is set on all MEMs.
1380 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
1382 * config/s390/s390.opt (mhard-float): Add the option to be
1383 overridden. That was missing in my last patch.
1385 2007-11-27 Richard Guenther <rguenther@suse.de>
1387 PR tree-optimization/34241
1388 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Make sure
1389 to only delete real conversion chains.
1391 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
1393 * config/s390/s390.opt (m31, m64, mesa, mzarch, msoft-float,
1394 mhard-float, mlong-double-64, mlong-double-128): Add the
1395 option to be overridden.
1397 2007-11-27 Richard Guenther <rguenther@suse.de>
1399 * builtins.c (fold_builtin_1): Verify the argument types
1400 of BUILT_IN_ISNORMAL.
1401 (fold_builtin_n): Verify the number of arguments to variadic
1404 2007-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
1406 * config/bfin/elf.h (SUBTARGET_DRIVER_SELF_SPECS): New macro.
1407 * doc/invoke.texi (Blackfin Options): Document the effects.
1409 2007-11-27 Ben Elliston <bje@au.ibm.com>
1411 * config/rs6000/sysv4.opt (m32): Add Negative(m64).
1412 (m64): Add Negative(m32).
1413 * config/rs6000/darwin.opt (m32): Add Negative(m64).
1414 (m64): Add Negative(m32).
1416 2007-11-26 Eric Botcazou <ebotcazou@adacore.com>
1418 * tree-ssa-propagate.c (set_rhs) <GIMPLE_MODIFY_STMT>: Fix typo.
1420 2007-11-26 Michael Meissner <michael.meissner@amd.com>
1423 * config/i386/i386.c (ix86_expand_movmem): If the copy size is a
1424 constant, avoid calling emit_cmp_and_jump_insns. Use counter_mode
1425 to get the mode for loading a pseudo register with a count rather
1426 than duplicating code.
1428 2007-11-25 Eric B. Weddington <eric.weddington@atmel.com>
1430 * config/avr/avr.c (avr_mcu_types): Add atmega1284p.
1431 * config/avr/avr.h (LINK_SPEC): Likewise.
1432 (CRT_BINUTILS_SPECS): Likewsie.
1433 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1435 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1437 * c-common.c (conversion_warning): Use get_unwidened instead of
1440 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1443 * c-parser.c (struct c_parser): New bit in_if_block.
1444 (c_parser_compound_statement_nostart): Handle unexpected 'else'
1446 (c_parser_statement_after_labels): Set in_if_block to false while
1448 (c_parser_if_body): Don't call c_parser_statement_after_labels if
1449 a semicolon is found, just consume it. Don't call
1450 c_parser_statement_after_labels if an open brace is found, call
1451 c_parser_compound_statement instead.
1452 (c_parser_else_body): New.
1453 (c_parser_if_statement): Set in_if_block to true when parsing the
1454 body of the 'if' statement. Use c_parser_else_body.
1456 2007-11-26 Andreas Krebbel <krebbel1@de.ibm.com>
1459 * c-decl.c (store_parm_decls): Pass 'false' for the new
1460 allocate_struct_function parameter.
1461 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
1462 * tree-parloops.c (create_loop_fn): Likewise.
1463 * function.c (push_function_context_to, push_struct_function,
1464 init_function_start): Likewise.
1465 (allocate_struct_function): Add boolean parameter.
1466 * tree.h (allocate_struct_function): Add boolean parameter.
1467 * function.h (struct function): Move returns_struct and
1468 returns_pcc_struct to the end of the structure definiton.
1470 2007-11-26 Uros Bizjak <ubizjak@gmail.com>
1473 * config/i386/i386.md (truncdfsf2): Select SLOT_TEMP stack slot if
1474 virtual registers are already instantiated.
1475 (truncxf<mode>2): Ditto.
1476 (floatsi<mode>2): Ditto.
1477 (floatdisf2): Ditto.
1478 (floatdidf2): Ditto.
1480 2007-11-26 Rask Ingemann Lambertsen <rask@sygehus.dk>
1483 * config/fr30/fr30.c (fr30_move_double): Sanitize mem->reg case. Copy
1484 the address before it is clobbered.
1486 2007-11-26 Nick Clifton <nickc@redhat.com>
1488 * config/mn10300/mn10300.md: (call_internal): Remove mode on
1489 operand 0 in order to match UNPSEC'ed calls generated in PIC mode.
1490 (call_value_internal): Remove mode on operands 0 and 1 in order to
1491 match UNPSEC'ed calls generated in PIC mode.
1492 (GOTaddr2picreg): Use copy_rtx to prevent sharing an rtx between
1495 2007-11-26 Richard Guenther <rguenther@suse.de>
1498 * builtins.c (expand_builtin_pow): Use expand_expr to expand
1499 the result of build_call_expr.
1501 2007-11-26 Steven Bosscher <stevenb.gcc@gmail.com>
1502 Revital Eres <eres@il.ibm.com>
1505 * bb-reorder.c (insert_section_boundary_note): Clear
1506 BLOCK_FOR_INSN in NOTE_INSN_SWITCH_TEXT_SECTIONS.
1508 2007-11-26 Richard Sandiford <rsandifo@nildram.co.uk>
1510 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Add missing comma.
1512 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1514 * dwarf2asm.c (splay_tree_compare_strings): New function.
1515 (dw2_force_const_mem): Use it.
1517 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1519 * tree.c (type_hash_add): Don't violate strict aliasing rules.
1521 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1524 * c-typeck.c (tagged_types_tu_compatible_p): Enable exact
1525 matches between anonymous union fields.
1527 2007-11-26 Alexandre Oliva <aoliva@redhat.com>, Jan Hubicka <jh@suse.cz>
1529 * tree-ssa-live.c (remove_unused_scope_block_p): Drop
1530 declarations and blocks only after inlining. Check that
1531 non-empty blocks are not dropped.
1532 * tree-inline.c (expand_call_inline): Check that functions are
1533 not inlined too late.
1535 2007-11-26 Ben Elliston <bje@au.ibm.com>
1537 * unwind-dw2-fde.c: Fix comment typo.
1538 * unwind-generic.h: Likewise, fix comment typos.
1540 2007-11-25 Richard Sandiford <rsandifo@nildram.co.uk>
1542 * tree-sra.c (scalarize_use): Adjust the vpos argument to
1543 sra_explode_bitfield_assignment in cases where the type is
1544 wider than the bitfield.
1546 2007-11-25 Richard Guenther <rguenther@suse.de>
1548 * tree.h (struct tree_block): Move locus member next to flags.
1549 * c-decl.c (SCOPE_LIST_APPEND): Use BLOCK_CHAIN.
1550 (SCOPE_LIST_CONCAT): Likewise.
1551 (pop_scope): Likewise.
1552 * function.c (instantiate_decls_1): Likewise.
1553 (setjmp_vars_warning): Likewise.
1554 * emit-rtl.c (set_used_decls): Likewise.
1555 * tree-inline.c (add_lexical_block): Likewise.
1557 2007-11-24 Hans-Peter Nilsson <hp@axis.com>
1559 * rtlanal.c (label_is_jump_target_p): Return true for a matching
1561 * reorg.c (fill_slots_from_thread): Correct last change to use
1562 NULL_RTX, not NULL. Outside of REG_NOTES loop, increase and
1563 decrease LABEL_NUSES for JUMP_LABEL (trial), not XEXP (note, 0).
1564 * jump.c (mark_jump_label_1): Add comment for last change
1565 regarding JUMP_LABEL setting.
1566 * gcse.c (add_label_notes): Remove conditional that the label is
1567 mentioned in insn before adding regnote.
1568 * sched-rgn.c (is_cfg_nonregular): Don't return 1 for a
1569 single_set insn only feeding a label to a jump through a
1570 register that dies there.
1572 2007-11-23 Dirk Mueller <dmueller@suse.de>
1573 Richard Guenther <rguenther@suse.de>
1576 * tree-vrp.c (check_array_ref): Move check for valid location..
1577 (check_array_bounds) here. Use EXPR_HAS_LOCATION().
1579 2007-11-23 Hans-Peter Nilsson <hp@axis.com>
1581 * reload.c (find_reloads_address_1) <autoincdec cases>:
1582 Call REG_OK_FOR_CONTEXT with the autoincdec code, not outer_code.
1584 2007-11-23 Richard Guenther <rguenther@suse.de>
1585 Michael Matz <matz@suse.de>
1587 PR tree-optimization/34176
1588 * alloc-pool.h (empty_alloc_pool): Declare.
1589 * alloc-pool.c (empty_alloc_pool): New function.
1590 * tree-ssa-sccvn.c (vn_reference_lookup): Also lookup from the
1591 valid table if a lookup from the optimistic table failed.
1592 (vn_unary_op_lookup): Likewise.
1593 (vn_binary_op_lookup): Likewise.
1594 (vn_phi_lookup): Likewise.
1595 (process_scc): Clear optimistic tables before every iteration.
1597 2007-11-23 Richard Guenther <rguenther@suse.de>
1599 * tree-ssa-copy.c (may_propagate_copy): Remove redundant checks.
1600 (merge_alias_info): Do verification only if checking is
1601 enabled. Merge flow-sensitive alias information in simple cases.
1602 * tree-ssa-operands.c (get_addr_dereference_operands): Also
1603 complain about missing NMTs.
1605 2007-11-23 Jakub Jelinek <jakub@redhat.com>
1608 * c-common.c (conversion_warning): For INTEGER_TYPE to
1609 INTEGER_TYPE conversions call get_narrower on expr to avoid
1610 spurious warnings from binop shortening or when the implicit
1611 conversion can't change the value.
1613 2007-11-22 Joseph Myers <joseph@codesourcery.com>
1616 * c-decl.c (set_array_declarator_inner): Don't give error for
1617 static or type qualifiers in abstract declarator. Remove
1618 abstract_p parameter.
1619 * c-tree.h (set_array_declarator_inner): Update prototype.
1620 * c-parser.c (c_parser_direct_declarator_inner): Update call to
1621 set_array_declarator_inner.
1622 * doc/standards.texi: Update for C99 TC3.
1624 2007-11-22 Hans-Peter Nilsson <hp@bitrange.com>
1626 * config/mmix/mmix.c (mmix_encode_section_info): Remove duplicate
1627 line in my edit of the last change.
1629 2007-11-22 Jakub Jelinek <jakub@redhat.com>
1632 * config/arm/arm.c (arm_init_tls_builtins): Set TREE_NOTHROW
1633 and TREE_READONLY on the fn decl rather than passing a chain
1636 2007-11-22 Kaz Kojima <kkojima@gcc.gnu.org>
1638 * config/sh/sh.md (divsi_inv_m3): Handle zero dividend specially.
1640 2007-11-22 Uros Bizjak <ubizjak@gmail.com>
1642 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Change checking
1643 of ix86_arch and ix86_tune into a switch statement.
1644 (enum processor_type): Default PROCESSOR_I386 to 0.
1645 * config/i386/i386.c (ix86_decompose_address): Use TARGET_K6 instead
1646 of "ix86_tune == PROCESSOR_K6".
1647 (ia32_multipass_dfa_lookahead): Change checking of ix86_tune into
1650 2007-11-22 Tom Tromey <tromey@redhat.com>
1652 * config/mmix/mmix.c (mmix_encode_section_info): Use alloca to
1653 avoid writing into string allocated by ggc_alloc_string.
1655 2007-11-21 Kaz Kojima <kkojima@gcc.gnu.org>
1658 * config/sh/sh.md (binary_sf_op): Remove.
1659 (binary_sf_op0, binary_sf_op1): New define_insn_and_split.
1660 * config/sh/sh.c (sh_expand_binop_v2sf): Use gen_binary_sf_op0
1661 and gen_binary_sf_op1.
1663 2007-11-21 Hans-Peter Nilsson <hp@axis.com>
1665 * regclass.c (init_reg_autoinc): Fix typo preventing test of
1666 secondary output reload when setting forbidden_inc_dec_class.
1668 2007-11-21 Richard Guenther <rguenther@suse.de>
1670 PR tree-optimization/34148
1671 * tree-ssa-structalias.c (create_variable_info_for): Do not use
1672 field-sensitive PTA for single-element structures.
1673 * tree-ssa-alias.c (create_overlap_variables_for): Do not create
1674 SFTs for single-element structures.
1676 2007-11-20 Richard Guenther <rguenther@suse.de>
1679 * gimplify.c (gimplify_switch_expr): Use tree_int_cst_lt instead
1680 of the signed INT_CST_LT.
1681 * stmt.c (expand_case): Likewise.
1682 (estimate_case_costs): Likewise.
1684 2007-11-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
1686 * read-rtl.c (fatal_expected_char): Print EOF as text rather that
1687 its binary representation.
1689 2007-11-20 Richard Guenther <rguenther@suse.de>
1691 * tree-ssa-operands.c (add_virtual_operand): Consistently prune
1694 2007-11-20 Thiemo Seufer <ths@mips.com>
1696 * config/mips/mips.c (mips_file_start): Add support for
1697 flagging 32-bit code with -mfp64 floating-point.
1699 2007-11-20 Jakub Jelinek <jakub@redhat.com>
1702 * c-gimplify.c (optimize_compound_literals_in_ctor): New function.
1703 (c_gimplify_expr): Use it.
1705 2007-11-20 Ben Elliston <bje@au.ibm.com>
1707 * config/spu/spu_mfcio.h: Fix typo.
1709 2007-11-20 Ben Elliston <bje@au.ibm.com>
1711 * unwind.inc: Comment that unwind-sjlj.c includes this file.
1713 2007-11-20 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1714 Ben Elliston <bje@au.ibm.com>
1716 * config/spu/mfc_tag_release.c: New file.
1717 * config/spu/mfc_multi_tag_release.c: Likewise.
1718 * config/spu/mfc_multi_tag_reserve.c: Likewise.
1719 * config/spu/mfc_tag_release.c: Likewise.
1720 * config/spu/mfc_tag_reserve.c: Likewise.
1721 * config/spu/mfc_tag_table.c: Likewise.
1722 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Compile them.
1723 (TARGET_LIBGCC2_CFLAGS): Define __IN_LIBGCC2.
1724 * config/spu/spu_mfcio.h: Avoid <stdint.h>.
1725 (uint64_t): Typedef if __IN_LIBGCC2 is defined.
1726 (MFC_TAG_INVALID, MFC_TAG_VALID): New macros.
1727 (mfc_tag_reserve, mfc_tag_release, mfc_multi_tag_reserve,
1728 mfc_multi_tag_release): Likewise.
1729 (__mfc_tag_reserve, __mfc_tag_release, __mfc_multi_tag_reserve,
1730 __mfc_multi_tag_release): Declare.
1732 2007-11-19 Jason Merrill <jason@redhat.com>
1734 PR debug/28834, debug/29436, c/32326
1735 * tree.c (build_type_attribute_qual_variant): Refuse to make
1736 a distinct copy of a struct/enum type. Use build_distinct_type_copy.
1737 * doc/extend.texi (Type Attributes): Don't encourage people to add
1738 attributes to struct/enum types in a typedef. Fix
1739 transparent_union example.
1741 * tree-inline.c (remap_type_1): Remove code that's redundant with
1743 (build_duplicate_type): Set id.copy_decl.
1744 * c-common.c (handle_transparent_union_attribute): Simplify logic.
1746 2007-11-19 Peter Bergner <bergner@vnet.ibm.com>
1748 * config/rs6000/rs6000.c (invalid_e500_subreg,
1749 rs6000_legitimate_offset_address_p, legitimate_lo_sum_address_p,
1750 rs6000_legitimize_address, rs6000_legitimize_reload_address,
1751 rs6000_legitimate_address, function_arg_advance,
1752 spe_build_register_parallel, rs6000_spe_function_arg,
1753 rs6000_split_multireg_move, spe_func_has_64bit_regs_p,
1754 emit_frame_save, gen_frame_mem_offset, rs6000_function_value,
1755 rs6000_libcall_value, rs6000_dwarf_register_span): Handle DDmode and
1756 TDmode similarly to DFmode and TFmode.
1757 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
1758 DATA_ALIGNMENT, CLASS_MAX_NREGS, CANNOT_CHANGE_MODE_CLASS): Likewise.
1760 2007-11-19 Eric Botcazou <ebotcazou@adacore.com>
1762 * stor-layout.c (lang_adjust_rli): Delete.
1763 (set_lang_adjust_rli): Likewise.
1764 (layout_type): Do not call lang_adjust_rli hook.
1765 * tree.h (set_lang_adjust_rli): Delete.
1767 2007-11-19 Bernd Schmidt <bernd.schmidt@analog.com>
1769 * config/bfin/bfin.c (must_save_p): New function, mostly broken out of
1770 n_dregs_to_save and n_pregs_to_save.
1771 (n_pregs_to_save, n_dregs_to_save): Use it. New argument CONSECUTIVE;
1772 all callers changed.
1773 (expand_prologue_reg_save, expand_epilogue_reg_restore): Enhance to be
1774 able to save single D/P registers that aren't saved by the push/pop
1777 2007-11-19 Richard Guenther <rguenther@suse.de>
1779 PR tree-optimization/34099
1780 * tree-ssa-ccp.c (likely_value): Exclude all but PLUS_EXPR,
1781 MINUS_EXPR and POINTER_PLUS_EXPR from handling as UNDEFINED
1782 if only one operand is undefined.
1784 2007-11-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1786 PR tree-optimization/34036
1787 * opts.c (set_fast_math_flags): Do not set flags in common
1788 with set_unsafe_math_optimizations_flags, invoke it directly.
1789 (set_unsafe_math_optimizations_flags): Unset flag_trapping_math
1790 and flag_signed_zeros.
1791 * toplev.c (process_options): Force flag_associative_math to 0 and
1792 warn, if it is set and either flag_trapping_math or flag_signed_zeros
1794 * doc/invoke.texi (Optimize Options): Document the new behavior
1795 of -funsafe-math-optimizations, that -fassociative-math requires
1796 both -fno-signed-zeros and -fno-trapping-math and make it clear
1797 that -fno-trapping-math requires -fno-signaling-nans. Refactor
1798 documentation of -ffast-math.
1800 2007-11-18 Jakub Jelinek <jakub@redhat.com>
1802 PR rtl-optimization/34132
1803 * gcse.c (try_replace_reg): Avoid rtx sharing between REG_EQUAL note
1807 * optabs.h (optab_table): Change type to struct optab from optab.
1808 (convert_optab_table): Similarly.
1809 Adjust all _optab macros to expand to addresses of optab_table
1810 resp. convert_optab_table elements rather than the values of the
1812 * optabs.c (optab_table): Change typype to struct optab from optab.
1813 If compiled by recent GCC, initialize all the insn_code fields in
1814 the array using designated range initializers.
1815 (convert_optab_table): Similarly.
1816 (convert_optab_libfunc, optab_libfunc, set_optab_libfunc,
1817 set_conv_libfunc): Into libfunc_entry's optab field store index within
1818 optab_table resp. convert_optab_table array instead of difference
1819 between two separately malloced addresses.
1820 (new_optab): Add op argument, don't return anything. Initialize
1821 just the insn_code field in handlers array and only when needed.
1822 (init_optab, init_optabv): Add op argument, don't return anything.
1823 Adjust new_optab caller.
1824 (new_convert_optab): Removed.
1825 (init_convert_optab): Add op argument, don't return anything, don't
1826 call new_convert_optab. If needed, initialize insn_code field in
1828 (init_optabs): Adjust init_optab, init_optabv and init_convert_optab
1830 (debug_optab_libfuncs): Adjust uses of optab_table and
1831 convert_optab_table arrays.
1833 2007-11-18 Richard Guenther <rguenther@suse.de>
1835 PR tree-optimization/34127
1836 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1837 Make code match up the comments, require compatibility of the
1840 2007-11-17 Richard Guenther <rguenther@suse.de>
1843 * fold-const.c (extract_muldiv_1): Do not move negative
1844 constants inside ABS_EXPR.
1846 2007-11-16 Ian Lance Taylor <iant@google.com>
1848 * collect2.c (dump_file): If a demangled symbol is followed by a
1849 space, make sure we output at least one space.
1851 2007-11-16 Richard Guenther <rguenther@suse.de>
1854 * fold-const.c (fold_binary): Use correct types for folding
1855 1 << X & Y to Y >> X & 1.
1857 2007-11-16 Richard Guenther <rguenther@suse.de>
1859 PR tree-optimization/33870
1860 * tree.h (struct tree_memory_tag): Add base_for_components flag.
1861 (struct tree_struct_field_tag): Remove nesting_level field.
1862 (SFT_NESTING_LEVEL): Remove.
1863 (SFT_BASE_FOR_COMPONENTS_P): Add.
1864 * tree-flow.h (struct fieldoff): Remove nesting_level field. Add
1865 base_for_components flag.
1866 (push_fields_onto_fieldstack): Remove nesting_level parameter.
1867 * tree-ssa-alias.c (create_sft): Likewise. Add base_for_components
1869 (create_overlap_variables_for): Deal with it.
1870 * tree-dfa.c (dump_subvars_for): Likewise.
1871 (dump_variable): Likewise.
1872 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Likewise.
1873 Set base_for_components for first elements of sub-structures.
1874 (create_variable_info_for): Handle base_for_components.
1875 (set_uids_in_ptset): Always set SFT_UNPARTITIONABLE_P for
1876 pointed-to SFTs if SFT_BASE_FOR_COMPONENTS_P is set.
1877 * tree-ssa-operands.c (ref_nesting_level): Remove.
1878 (add_vars_for_offset): Remove full_ref parameter, always add
1879 the offset of the pointed-to SFT.
1880 (add_virtual_operand): Adjust for changed signature of
1881 add_vars_for_offset.
1883 2007-11-16 Sa Liu <saliu@de.ibm.com>
1885 * config/spu/spu.md (floatunssidf2, floatunsdidf2): Inlined
1886 floatunssidf2 and floatunsdidf2.
1888 2007-11-16 Richard Guenther <rguenther@suse.de>
1890 PR tree-optimization/34113
1891 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1892 Use correct conversion direction for checking type compatibility.
1894 2007-11-16 Richard Guenther <rguenther@suse.de>
1896 PR tree-optimization/34099
1897 * tree-ssa-ccp.c (likely_value): Use a whitelist for operators
1898 that produce UNDEFINED result if at least one of its operands
1899 is UNDEFINED. By default the result is only UNDEFINED if all
1900 operands are UNDEFINED.
1902 2007-11-16 Jakub Jelinek <jakub@redhat.com>
1905 * gcc.c (init_spec): Don't initialize asm_debug here...
1906 (main): ... but here.
1908 2007-11-07 Tom Tromey <tromey@redhat.com>
1910 * tree-ssa-structalias.c (ipa_pta_execute): Rename 'cfun' to 'func'.
1911 * tree-parloops.c (create_loop_fn): Use set_cfun.
1912 * gengtype.c (open_base_files): Emit #undef cfun.
1913 * ipa-struct-reorg.c (do_reorg_1): Use set_cfun.
1914 * function.h (cfun): New define.
1915 * function.c: Undefine cfun.
1917 2007-11-07 Eric B. Weddington <eweddington@cso.atmel.com>
1919 * config/avr/avr.c (avr_mcu_types): Add attiny88.
1920 * config/avr/avr.h (LINK_SPEC): Likewise.
1921 (CRT_BINUTILS_SPECS): Likewsie.
1922 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1924 2007-11-15 Jakub Jelinek <jakub@redhat.com>
1927 * tree-ssa-ccp.c (optimize_stack_restore): New function.
1928 (execute_fold_all_builtins): Call optimize_stack_restore for
1929 BUILT_IN_STACK_RESTORE.
1931 2007-11-15 Paolo Bonzini <bonzini@gnu.org>
1933 * fwprop.c (try_fwprop_subst): Skip profitability check for forward
1934 propagation into an address; that's done in should_replace_address.
1936 2007-11-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1938 * config/spu/spu-protos.h (legitimate_const): Remove prototype.
1939 * config/spu/spu.c (legitimate_const): Remove.
1940 (classify_immediate): Inline call to legitimate_const.
1941 (spu_legitimate_address): Likewise. Allow SYMBOL_REF + CONST_INT
1942 for any constant, not just -512 .. 511.
1944 2007-11-15 Sa Liu <saliu@de.ibm.com>
1946 * config/spu/spu.c (spu_emit_branch_or_set): Remove PROCESSOR_CELL
1947 condition from HONOR_NANS test.
1948 * config/spu/spu.md (ceq_df): Always generate comparison code
1949 inline, including checks for NaNs and infinities.
1951 (cgt_v2df): Likewise.
1952 (cmpdf): Make this expander unconditional.
1954 2007-11-15 Richard Guenther <rguenther@suse.de>
1956 * tree-ssa-alias.c (create_overlap_variables_for): Make sure
1957 to only create SFTs if we also create variable infos for PTA.
1958 * tree-ssa-structalias.c (set_uids_in_ptset): Add all overlapping SFTs.
1960 2007-11-15 Richard Guenther <rguenther@suse.de>
1962 * tree-ssa-structalias.c (set_uids_in_ptset): Use the pointed-to
1963 type for TBAA pruning.
1964 (find_what_p_points_to): Call set_uids_in_ptset with the original
1965 pointer, not the decl of the solution we collapsed to.
1967 2007-11-14 David Daney <ddaney@avtrex.com>
1969 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use CFA
1972 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1975 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Forbid mode changes
1976 for registers in BR_REGS class.
1978 2007-11-14 Jakub Jelinek <jakub@redhat.com>
1981 * tree-ssa.c (delete_tree_ssa): Don't call fini_ssa_operands if
1982 init_ssa_operands has not been called for cfun.
1984 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1986 PR tree-optimization/34046
1987 * cfg.c (update_bb_profile_for_threading): Avoid the division for the
1988 scaling if the old probability is greater than the new base.
1990 2007-11-14 Sebastian Pop <sebastian.pop@amd.com>
1992 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Remove
1993 unused edges after loop duplication.
1995 2007-11-14 Uros Bizjak <ubizjak@gmail.com>
1997 * config/i386/i386.h (TARGET_CPU_DEFAULT_*): Substitute with ...
1998 (enum target_cpu_default): ... this enum.
1999 (TARGET_CPU_DEFAULT_NAMES): Remove macro. Move initializer to ...
2000 * config/i386/i386.c (override_options): ... here.
2001 * config/i386/i386-interix.h (TARGET_CPU_DEFAULT): Use
2002 TARGET_CPU_DEFAULT_i486.
2004 2007-11-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
2006 * global.c (rest_of_handle_global_alloc): Fix comment typos.
2007 * config/sh/sh.c (sh_rtx_costs): Likewise.
2008 * ChangeLog: Likewise.
2010 2007-11-13 Sebastian Pop <sebastian.pop@amd.com>
2012 * tree-chrec.h (build_polynomial_chrec): RHS of a chrec
2013 should not be of pointer type.
2015 2007-11-13 Michael Meissner <michael.meissner@amd.com>
2017 * config/i386/i386.c (ix86_sse5_valid_op_p): Put type on separate line.
2019 2007-11-13 Sterling Augustine <sterling@tensilica.com>
2020 Bob Wilson <bob.wilson@acm.org>
2022 * config/xtensa/unwind-dw2-xtensa.c: New.
2023 * config/xtensa/unwind-dw2-xtensa.h: New.
2024 * config/xtensa/xtensa.h (MUST_USE_SJLJ_EXCEPTIONS): Remove.
2025 (DWARF2_UNWIND_INFO): Remove.
2026 (DWARF_FRAME_REGISTERS): Define.
2027 (EH_RETURN_DATA_REGNO): Define.
2028 * config/xtensa/xtensa.md (UNSPECV_EH_RETURN): Define.
2030 * config/xtensa/t-xtensa (LIB2ADDEH): Define.
2032 2007-11-13 Jakub Jelinek <jakub@redhat.com>
2034 * doc/invoke.texi: Fix description of -fsched-stalled-insns=0,
2035 -fsched-stalled-insns.
2037 PR tree-optimization/34063
2038 * tree-chrec.c (chrec_evaluate): Put CHREC_LEFT based argument
2039 as first chrec_fold_plus operand rather than second.
2041 2007-11-13 Diego Novillo <dnovillo@google.com>
2043 PR tree-optimization/33870
2044 * tree.h (strcut tree_memory_tag): Add field unpartitionable.
2045 Remove field in_nested_struct.
2046 (struct tree_struct_field_tag): Add field nesting_level.
2047 (sft_in_nested_struct): Remove.
2048 (sft_nesting_level): Define.
2049 (sft_unpartitionable_p): Define.
2050 * tree-ssa-alias.c (mem_sym_score): If mp->var is not
2051 partitionable, return long_max.
2052 (compute_memory_partitions): Do not partition sfts marked
2054 (create_sft): Add argument nesting_level. Set
2055 sft_nesting_level with it. Update all users.
2056 (create_overlap_variables_for): Show nesting level.
2057 * tree-dfa.c (dump_subvars_for): Likewise.
2058 (dump_variable): Likewise. Show whether the sft is
2059 partitionable or not.
2060 * tree-flow.h (struct fieldoff): Remove field in_nested_struct.
2061 Add field nesting_level.
2062 * tree-ssa-structalias.c (struct variable_info): Remove
2063 field in_nested_struct.
2064 (push_fields_onto_fieldstack): Add argument nesting_level.
2065 Update all users. Update documentation. Update pair->nesting_level
2066 with nesting_level. Make recursive calls with nesting_level + 1.
2067 (set_uids_in_ptset): If an sft is added to the points-to set,
2068 mark it as unpartitionable.
2069 * tree-ssa-operands.c (ref_nesting_level): New.
2070 (add_vars_for_offset): Call it. Add argument full_ref. Update
2071 callers. If var is inside a nested structure and the nesting level
2072 of full_ref is lower than the nesting level of var,
2073 adjust offset by the offset of var.
2075 2007-11-13 Victor Kaplansky <victork@il.ibm.com>
2077 PR tree-optimization/32582
2078 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-tree-vectorize
2080 2007-11-12 Danny Smith <dannysmith@users.sourceforge.net>
2082 * doc/extend.texi (dllimport): Document that pointers to dllimport'd
2083 functions can be used as constant.
2085 2007-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2087 PR rtl-optimization/34035
2088 * cse.c (cse_cfg_altered): New global variable.
2089 (cse_jumps_altered): Make boolean.
2090 (recorded_label_ref): Likewise.
2091 (cse_insn): Adjust for above changes.
2092 (cse_extended_basic_block): Likewise. Set cse_cfg_altered
2093 if dead edges have been purged.
2094 (cse_main): Change return value specification and adjust code.
2095 (rest_of_handle_cse): Adjust for above change.
2096 (rest_of_handle_cse2): Likewise.
2097 * gcse.c (rest_of_handle_gcse): Likewise.
2099 2007-11-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2100 Michael Meissner <michael.meissner@amd.com>
2102 * config/i386/i386.md (sse5_setcc<mode>): Use <ssemodefsuffix> to
2103 get the appropriate suffix for the coms* instruction.
2104 (sse5_pcmov_<mode>): Restrict operands of pcmov
2105 for scalar case to be only xmm registers and not memory.
2107 * config/i386/sse.md (sse5_pcmov_<mode>): Correct the operand
2108 constraints to follow the mnemonics for the pcmov instruction
2110 2007-11-12 Richard Sandiford <rsandifo@nildram.co.uk>
2113 * config/mips/mips.c (mips_return_fpr_single): New function.
2114 (mips_function_value): Use it when returning single-field
2116 (mips_expand_call): Handle the PARALLELs created by
2117 mips_return_fpr_single.
2119 2007-11-12 Richard Guenther <rguenther@suse.de>
2122 * fold-const.c (fold_binary): If testing for non-negative
2123 operands with tree_expr_nonnegative_warnv_p make sure to
2124 use op0 which has all (sign) conversions retained.
2126 2007-11-12 Richard Guenther <rguenther@suse.de>
2129 * fold-const.c (fold_binary): Fold n - (n / m) * m to n % m.
2130 (fold_binary): Fold unsinged FLOOR_DIV_EXPR to TRUNC_DIV_EXPR.
2132 2007-11-12 Ira Rosen <irar@il.ibm.com>
2134 PR tree-optimization/33953
2135 * tree-vect-transform.c (vectorizable_operation): In case of SLP,
2136 allocate vec_oprnds1 according to the number of created vector
2137 statements. In case of shift with scalar argument, store scalar
2138 operand for every vector statement to be created for the SLP node.
2141 2007-11-10 Steven Bosscher <stevenb.gcc@gmail.com>
2143 * gcse.c (CUID_INSN): Remove.
2145 (alloc_gcse_mem): Don't allocate cuid_insn.
2146 (free_gcse_mem): Don't free cuid_insn.
2148 2007-11-10 Jakub Jelinek <jakub@redhat.com>
2151 * gimplify.c (goa_lhs_expr_p): Inside INDIRECT_REF handle unshared
2155 * tree-inline.h (copy_body_data): Add regimplify field.
2156 * tree-inline.c (copy_body_r): Set id->regimplify to true
2157 if an TREE_INVARIANT ADDR_EXPR is no longer invariant after
2159 (copy_bb): Clear id->regimplify before walk_tree, if it is
2160 set afterwards, regimplify the whole statement.
2162 PR tree-optimization/33680
2163 * tree-data-ref.c (split_constant_offset) <case ADDR_EXPR>: Punt
2164 if the added cast involves variable length types.
2166 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
2167 Maxim Kuvyrkov <maxim@codesourcery.com>
2169 * sched-deps.c (sched_analyze_insn): Use MOVE_BARRIER
2170 instead of TRUE_BARRIER for jumps. Add register dependencies
2171 even when reg_pending_barrier is set.
2173 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
2175 * haifa-sched.c (haifa_classify_insn): Rename to ...
2176 (haifa_classify_rtx): ... this. Improve handling of COND_EXECs,
2177 handle PARALLELs by recursing. Use it ...
2178 (haifa_classify_insn): ... here. Reimplement.
2180 2007-11-09 Richard Guenther <rguenther@suse.de>
2182 * bitmap.h (bitmap_single_bit_set_p): Declare.
2183 * bitmap.c (bitmap_single_bit_set_p): New function.
2184 * tree-ssa-alias.c (add_may_alias_for_new_tag): Use it.
2185 (maybe_create_global_var): Use bitmap_empty_p.
2187 2007-11-09 Paolo Bonzini <bonzini@gnu.org>
2188 Jakub Jelinek <jakub@redhat.com>
2190 PR rtl-optimization/34012
2191 * fwprop.c (try_fwprop_subst): Do not replace if the new
2192 SET_SRC has a higher cost than the old one.
2194 2007-11-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2196 PR rtl-optimization/33732
2197 * reload.c (push_reload): Check that the REG_DEAD note was referring
2198 to a hardreg or to a pseudo that has been assigned exactly one hardreg
2199 before considering it in order to select the reload register.
2200 (combine_reloads): Likewise.
2201 (find_dummy_reload): Likewise.
2203 2007-11-09 Richard Guenther <rguenther@suse.de>
2205 * tree-flow.h (struct ptr_info_def): Make escape_mask a ENUM_BITFIELD.
2206 (struct ptr_info_def): Likewise.
2207 (enum escape_type): Also use bit zero.
2209 2007-11-09 Richard Guenther <rguenther@suse.de>
2211 PR tree-optimization/33604
2212 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2213 Disregard changes in CV qualifiers of pointed to types for
2214 forward propagating ADDR_EXPRs.
2215 * tree-ssa-ccp.c (fold_stmt_r): Preserve volatileness of the original
2218 2007-11-09 Richard Sandiford <rsandifo@nildram.co.uk>
2220 * dse.c (find_shift_sequence): Always choose an integer mode for
2222 (replace_read): Require both the read and store mode to be
2223 integer ones. Remove a then-redundant FLOAT_P check.
2225 2007-11-08 Richard Guenther <rguenther@suse.de>
2227 * tree-dfa.c (remove_referenced_var): If removing a
2228 variable which has subvars, also remove those from
2229 the referenced vars. Do not create a variable annotation.
2231 2007-11-08 Bob Wilson <bob.wilson@acm.org>
2233 * config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
2234 argument for gen_entry calls.
2235 * config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
2236 (entry): Use the new attribute value. Remove unused first operand.
2238 2007-11-08 Tom Tromey <tromey@redhat.com>
2240 * c-parser.c (c_parser_translation_unit): Use location in error.
2241 (c_parser_external_declaration): Likewise.
2242 (c_parser_declaration_or_fndef): Likewise.
2243 (c_parser_enum_specifier): Likewise.
2244 (c_parser_struct_or_union_specifier): Likewise.
2245 (c_parser_struct_declaration): Likewise.
2246 (c_parser_typeof_specifier): Likewise.
2247 (c_parser_parms_list_declarator): Likewise.
2248 (c_parser_asm_string_literal): Likewise.
2249 (c_parser_braced_init): Likewise.
2250 (c_parser_initelt): Likewise.
2251 (c_parser_compound_statement_nostart): Likewise.
2252 (c_parser_statement_after_labels): Likewise.
2253 (c_parser_do_statement): Likewise.
2254 (c_parser_asm_statement): Likewise.
2255 (c_parser_conditional_expression): Likewise.
2256 (c_parser_unary_expression): Likewise.
2257 (c_parser_sizeof_expression): Likewise.
2258 (c_parser_postfix_expression): Likewise.
2259 (c_parser_postfix_expression_after_paren_type): Likewise.
2260 (c_parser_objc_class_instance_variables): Likewise.
2261 (c_parser_objc_method_definition): Likewise.
2262 (c_parser_objc_methodprotolist): Likewise.
2263 (c_parser_pragma): Likewise.
2264 (c_parser_omp_clause_num_threads): Likewise.
2265 (c_parser_omp_clause_schedule): Likewise.
2266 (c_parser_omp_all_clauses): Likewise.
2267 (c_parser_omp_sections_scope): Likewise.
2268 (c_parser_label): Use location of label, not colon.
2270 2007-11-08 Danny Smith <dannysmith@users.sourceforge.net>
2273 * config/i386/cygming.h (BIGGEST_FIELD_ALIGNMENT): Define only if
2276 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2279 * ipa-pure-const.c (static_execute): Added code to keep recursive
2280 functions from being marked as pure or const.
2281 * ipa-utils.c (searchc): Fixed comment.
2283 2007-11-08 Tom Tromey <tromey@redhat.com>
2285 * common.opt (fshow-column): Default to 0.
2286 * configure: Rebuilt.
2287 * configure.ac (--enable-mapped-location): Default to 'yes'.
2289 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2291 * common.opt: Add pointer to doc/options.texi.
2292 * doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
2293 -fipa-reference): Add or correct doc. Sorted options list for -Os
2296 2007-11-07 Bernhard Fischer <aldot@gcc.gnu.org>
2299 * config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
2300 * config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on
2301 TARGET_BIG_ENDIAN_DEFAULT. Use for MULTILIB_DEFAULTS.
2302 (TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
2303 (LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
2304 * config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according
2305 to TARGET_BIG_ENDIAN_DEFAULT.
2306 (SUBTARGET_EXTRA_LINK_SPEC): Likewise.
2307 * config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according
2308 to TARGET_BIG_ENDIAN_DEFAULT.
2310 2007-11-07 Diego Novillo <dnovillo@google.com>
2312 * tree.h (struct tree_struct_field_tag): Move field
2313 in_nested_struct ...
2314 (struct tree_memory_tag): ... here.
2316 2007-11-07 Diego Novillo <dnovillo@google.com>
2319 * tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
2320 (SFT_IN_NESTED_STRUCT): Define.
2321 * tree-dfa.c (dump_subvars_for): Show offset of each sub-var.
2322 * tree-flow.h (struct fieldoff): Add field in_nested_struct.
2323 * tree-ssa-structalias.c (struct variable_info): Likewise.
2324 (push_fields_onto_fieldstack): If OFFSET is positive,
2325 set in_nested_struct.
2326 (create_variable_info_for): Copy setting of
2327 in_nested_struct from the field offset object.
2328 (set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
2329 variable info object.
2330 * tree-ssa-operands.c (add_vars_for_offset): If VAR
2331 belongs to a nested structure, adjust OFFSET by SFT_OFFSET(VAR).
2333 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2335 PR rtl-optimization/33737
2336 * cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
2337 target block after computing the probabilities of outgoing edges.
2338 Cap the frequency to BB_FREQ_MAX.
2339 * tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
2340 frequency of the basic block if it has been reused.
2342 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2344 PR rtl-optimization/33822
2345 * rtl.h (REG_OFFSET): Fix comment.
2346 * var-tracking.c (INT_MEM_OFFSET): New macro.
2347 (var_mem_set): Use it.
2348 (var_mem_delete_and_set): Likewise.
2349 (var_mem_delete): Likewise.
2350 (same_variable_part_p): Likewise.
2351 (vt_get_decl_and_offset): Likewise.
2352 (offset_valid_for_tracked_p): New predicate.
2353 (count_uses): Do not track locations with invalid offsets.
2354 (add_uses): Likewise.
2355 (add_stores): Likewise.
2357 2007-11-07 Tom Tromey <tromey@redhat.com>
2359 * Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
2360 (BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).
2362 2007-11-07 Dmitry Zhurikhin <zhur@ispras.ru>
2363 Andrey Belevantsev <abel@ispras.ru>
2365 * modulo-sched.c (sms_order_nodes, permute_partial_schedule,
2366 generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
2367 (calculate_order_params, sms_order_nodes): New parameter pmax_asap.
2368 Save calculated max_asap in it.
2369 (sms_schedule): Calculate maxii using max_asap.
2371 2007-11-07 Andreas Krebbel <krebbel1@de.ibm.com>
2373 * doc/invoke.texi: Replace rs6000 dfp switches -mdfp/-mno-dfp
2374 with -mhard-dfp/-mno-hard-dfp.
2376 2007-11-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2377 Jakub Jelinek <jakub@redhat.com>
2380 * haifa-sched.c (check_sched_flags): Remove.
2381 (sched_init): Don't call it.
2383 2007-11-06 Diego Novillo <dnovillo@google.com>
2385 * tree-flow.h (struct fieldoff): Reformat comment. Document fields.
2386 * tree-ssa-operands.c: Tidy top-level comments.
2387 (add_vop): Likewise.
2388 (add_vars_for_offset): Tidy parameter formatting..
2389 (get_addr_dereference_operands): Likewise.
2390 (get_indirect_ref_operands): Likewise.
2391 (get_expr_operands) <OMP_ATOMIC_LOAD>: Reformat.
2392 <OMP_ATOMIC_STORE>: Likewise.
2394 2007-11-06 Rask Ingemann Lambertsen <rask@sygehus.dk>
2397 * config/i386/driver-i386.c: Test for __GNUC__ instead of
2398 GCC_VERSION which is always defined.
2400 2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2403 * reload1.c (find_reloads): Also check in_reg when handling a
2404 simple move with an input reload and a destination of a hard register.
2406 2007-11-06 Maxim Kuvyrkov <maxim@codesourcery.com>
2408 * config/m68k/m68k.c (sched-int.h, insn-codes.h): New includes.
2409 (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
2410 TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_FINISH_GLOBAL,
2411 TARGET_SCHED_INIT, TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
2412 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Redefine.
2413 (m68k_sched_attr_type2): New function.
2414 (sched_adjust_cost_state): New static variable.
2415 (m68k_sched_adjust_cost): New static function implementing
2417 (sched_ib_size, sched_ib_filled, sched_ib_insn, sched_mem_unit_code):
2418 New static variables.
2419 (m68k_sched_variable_issue): New static function implementing
2421 (sched_dump_class_def, sched_dump_class_func_t): New typedefs.
2422 (sched_dump_split_class): New static function.
2423 (sched_dump_dfa_guess_unit_code, sched_dump_dfa_state): New static
2425 (sched_dump_dfa_class, m68k_sched_dump): New static function.
2426 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2427 m68k_sched_md_init, m68k_sched_dfa_pre_advance_cycle,
2428 m68k_sched_dfa_post_advance_cycle): New static functions implementing
2431 * config/m68k/m68k.h (m68k_sched_attr_type2): Declare.
2432 (CPU_UNITS_QUERY): Define.
2434 * config/m68k/cf.md: New file.
2435 * config/m68k/m68.md (cf.md): New include.
2437 2007-11-06 Tom Tromey <tromey@redhat.com>
2439 PR c++/32256, PR c++/32368:
2440 * function.c (saved_in_system_header): New global.
2441 (push_cfun): Save in_system_header.
2442 (pop_cfun): Restore in_system_header.
2443 (push_struct_function): Save in_system_header.
2445 2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
2449 * c-common.c (c_build_qualified_type): Moved to c-typeck.c.
2450 (complete_array_type): Set canonical type appropriately.
2451 * c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
2452 C and C++ front ends now have different versions of this function,
2453 because the C++ version needs to maintain canonical types here.
2455 2007-11-04 Razya Ladelsky <razya@il.ibm.com>
2457 * tree-parloops.c (reduction_info): Remove reduction_init field.
2458 (initialize_reductions): Remove creation of the reduction_init variable.
2459 (struct data_arg): Remove.
2460 (add_field_for_reduction, create_stores_for_reduction): New functions.
2461 (add_field_for_name): Remove reduction handling.
2462 (separate_decls_in_loop): Call add_field_for_reduction,
2463 create_stores_for_reduction.
2465 2007-11-06 Jakub Jelinek <jakub@redhat.com>
2467 PR tree-optimization/33458
2468 * tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
2469 !is_gimple_val PHI argument, gimplify it and insert it on edge.
2471 PR tree-optimization/33993
2472 * tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
2473 rather than build_constructor_from_list if all list values are
2475 (get_initial_def_for_induction): Use build_vector instead of
2476 build_constructor_from_list.
2478 2007-11-05 Mark Mitchell <mark@codesourcery.com>
2481 * tree.h (DECL_INIT_PRIORITY): Do not require DECL_HAS_INIT_PRIORITY_P.
2482 (DECL_FINI_PRIORITY): Likewise.
2483 * tree.c (decl_init_priority_lookup): Remove assert.
2484 (decl_fini_priority_insert): Likewise.
2485 * cgraphunit.c (static_ctors): Make it a VEC.
2486 (static_dtors): Likewise.
2487 (record_cdtor_fn): Adjust accordingly.
2488 (build_cdtor): Generate multiple functions for each initialization
2490 (compare_ctor): New function.
2491 (compare_dtor): Likewise.
2492 (cgraph_build_cdtor_fns): Sort the functions by priority before
2493 calling build_cdtor.
2494 (cgraph_build_static_cdtor): Put the priority in the function's name.
2496 2007-11-05 H.J. Lu <hongjiu.lu@intel.com>
2499 * common.opt: Add shared and pie.
2501 2007-11-05 Bob Wilson <bob.wilson@acm.org>
2503 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Do not
2504 replace references to virtual_stack_vars_rtx in goto_handler.
2506 2007-11-05 Paul Brook <paul@codesourcery.com>
2508 * config.gcc (arm*-*-*): Set c_target_objs and cxx_target_objs.
2509 * config/arm/arm.c (arm_lang_output_object_attributes_hook): New.
2510 (arm_file_start): Don't set Tag_ABI_PCS_wchar_t. Call
2511 arm_lang_output_object_attributes_hook.
2512 * config/arm/arm.h (arm_lang_output_object_attributes_hook): Declare.
2513 (REGISTER_TARGET_PRAGMAS): Call arm_lang_object_attributes_init.
2514 * config/arm/arm-protos.h (arm_lang_object_attributes_init): Add
2516 * config/arm/t-arm.c (arm.o): New rule.
2517 * config/arm/arm-c.c: New file.
2519 2007-11-05 Nick Clifton <nickc@redhat.com>
2520 Sebastian Pop <sebastian.pop@amd.com>
2522 PR tree-optimization/32540
2523 PR tree-optimization/33922
2524 * doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
2525 * tree-ssa-pre.c: Include params.h.
2526 (compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
2527 to limit the maximum length of the PA set for a given block.
2528 * Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
2529 * params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
2531 2007-11-05 Nathan Sidwell <nathan@codesourcery.com>
2533 * libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
2534 __fixunssfDI): Make return type unsigned.
2535 * libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
2536 __fixunssfDI): Make return type unsigned.
2538 2007-11-05 Jakub Jelinek <jakub@redhat.com>
2540 PR tree-optimization/33856
2541 * tree-data-ref.c (get_references_in_stmt): Don't add
2542 REFERENCE_CLASS_P trees to references vector if get_base_address
2543 returns NULL on them.
2545 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
2547 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
2549 2007-11-04 Andrew Pinski <pinskia@gmail.com>
2552 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
2553 for TRUTH_NOT_EXPR to type.
2555 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
2557 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
2559 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2562 * dwarf2out.c (add_calling_convention_attribute): Change
2563 second argument. Set calling convention to DW_CC_program for
2564 Fortran main program.
2565 (gen_subprogram_die): Adjust to new prototype for
2566 add_calling_convention_attribute.
2568 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
2570 PR tree-optimization/33987
2571 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
2573 (vectorizable_reduction): Add type check.
2575 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2578 * c-parser.c (c_parser_statement_after_labels): Error if a
2579 declaration is parsed after a label.
2581 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
2584 * reorg.c (emit_delay_sequence): Do not clear the locator on
2585 the jump instruction.
2587 2007-11-03 Jakub Jelinek <jakub@redhat.com>
2590 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
2591 current sched region.
2593 2007-11-02 Jakub Jelinek <jakub@redhat.com>
2595 * config/ia64/ia64.c (struct reg_write_state): Change into
2596 unsigned short bitfields rather than unsigned int, decrease
2597 first_pred to just 10 bits.
2598 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
2599 into two char array.
2600 (rws_insn_set, rws_insn_test): New functions.
2601 (in_safe_group_barrier): New variable.
2602 (rws_update): Remove first argument, always set rws_sum array.
2603 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
2604 or update rws_sum if !in_safe_group_barrier, adjust rws_update args.
2605 (rtx_needs_barrier): Use rws_insn_test macro.
2606 (safe_group_barrier_needed): Don't save/restore rws_sum array,
2607 instead set/clear in_safe_group_barrier flag.
2609 2007-11-02 Bob Wilson <bob.wilson@acm.org>
2611 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
2612 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
2613 pointer or frame pointer.
2614 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
2615 (MUST_USE_SJLJ_EXCEPTIONS): Define.
2616 (DWARF2_UNWIND_INFO): Define.
2617 (INCOMING_RETURN_ADDR_RTX): Define.
2618 (DWARF_FRAME_RETURN_COLUMN): Define.
2620 2007-11-02 Tom Tromey <tromey@redhat.com>
2622 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
2625 2007-11-02 Diego Novillo <dnovillo@google.com>
2627 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
2628 argument from function pointer ANALYZE_EXPR. Update all users.
2629 * cgraph.c (debug_cgraph_node): New.
2630 (debug_cgraph): New.
2632 2007-11-02 Jakub Jelinek <jakub@redhat.com>
2634 PR rtl-optimization/33648
2635 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
2636 the newly created basic block.
2638 2007-11-01 Richard Guenther <rguenther@suse.de>
2640 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
2642 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
2644 PR rtl-optimization/33828
2645 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
2646 of VBEIN and VBEOUT.
2648 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
2650 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
2651 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
2652 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
2654 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
2656 * gcc.c (getenv_spec_function): Escape the environment variable's
2659 2007-11-01 Janis Johnson <janis187@us.ibm.com>
2661 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
2662 show that CSE means common subexpression elimination. Change wording
2663 for -fsee and define LCM. Remove capitalization of optimizations
2664 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
2666 2007-11-01 Janis Johnson <janis187@us.ibm.com>
2669 * doc/sourcebuild.texi (Test Directives): Document that xfail
2670 has no effect for dg-do except when dg-do-what is "run".
2672 2007-11-01 Tom Tromey <tromey@redhat.com>
2674 * c-decl.c (grokdeclarator): Set decl source locations.
2675 * c-parser.c (c_parser_enum_specifier): Set location.
2676 (c_parser_struct_or_union_specifier): Likewise.
2678 2007-11-01 Tom Tromey <tromey@redhat.com>
2680 * print-tree.c (print_node): Print column number.
2682 2007-11-01 Jakub Jelinek <jakub@redhat.com>
2685 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
2686 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
2687 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
2689 PR rtl-optimization/33673
2690 * gcse.c (cprop_jump): If a conditional jump has been optimized
2691 into unconditional jump, make the remaining normal edge fallthru
2692 and delete the jump insn.
2694 2007-11-01 Ben Elliston <bje@au.ibm.com>
2696 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
2697 (set_mem_attrs_from_reg): Likewise.
2699 2007-11-01 Michael Matz <matz@suse.de>
2701 PR tree-optimization/33961
2702 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
2703 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
2704 (add_or_mark_expr): New argument 'store', using it to search
2706 (nt_init_block): Adjust calls to add_or_mark_expr.
2708 2007-10-31 Jakub Jelinek <jakub@redhat.com>
2711 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
2712 for the first push_operand.
2714 2007-10-31 Revital Eres <eres@il.ibm.com>
2716 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
2717 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
2718 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
2719 movmisalignv2sf, vcondv2sf): New.
2720 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
2721 UNSPEC_EXTODD_V2SF): Define new constants.
2722 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
2723 paired_emit_vector_cond_expr): New.
2724 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
2725 * config/rs6000/rs6000.c (paired_expand_vector_move,
2726 paired_emit_vector_cond_expr, paired_emit_vector_compare):
2728 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
2730 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
2732 PR tree-optimization/32377
2733 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
2734 work also for unknown number of iterations.
2735 (analyze_subscript_affine_affine): Clean up. Don't fail when the
2736 number of iterations is not known.
2738 2007-10-31 Richard Guenther <rguenther@suse.de>
2741 * fold-const.c (extract_muldiv_1): Make sure to not introduce
2742 new undefined integer overflow.
2743 (fold_binary): Avoid useless conversion.
2745 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
2748 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P check.
2750 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
2752 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
2754 * config/s390/s390.c: (override_options): Replace
2755 -mhard-dfp/-msoft-dfp with -mhard-dfp/-mno-hard-dfp.
2756 * config/s390/s390.opt: Likewise.
2757 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
2760 2007-10-30 Janis Johnson <janis187@us.ibm.com>
2762 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
2764 2007-10-30 Janis Johnson <janis187@us.ibm.com>
2766 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
2767 optimization options.
2768 (Optimize Options): Add -fdce and -fdse to the list of optimizations
2769 enabled by -O. Document -fdce and -fdse.
2771 2007-10-30 Jakub Jelinek <jakub@redhat.com>
2774 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
2775 convert second operand of COMPOUND_EXPR to the original type of
2778 2007-10-30 Richard Guenther <rguenther@suse.de>
2780 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
2781 of loop adding SFTs as virtual operands.
2783 2007-10-30 Richard Guenther <rguenther@suse.de>
2785 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
2787 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
2789 PR tree-optimization/32893
2790 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
2791 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
2793 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
2795 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
2797 (sub_ddmmss): Likewise.
2798 (umul_ppmm): Likewise.
2799 (udiv_qrnnd): Likewise.
2801 2007-10-29 Janis Johnson <janis187@us.ibm.com>
2804 * doc/sourcebuild.texi (Test Directives): Document that dg-require
2805 directives must come before dg-additional-sources.
2807 2007-10-29 Jakub Jelinek <jakub@redhat.com>
2809 PR tree-optimization/33723
2810 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
2811 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
2813 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
2815 PR tree-optimization/33614
2816 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
2817 if they can't be reduced to VECTOR_CSTs and aren't legitimate
2818 initializer constants.
2820 2007-10-29 Richard Guenther <rguenther@suse.de>
2822 PR tree-optimization/33870
2823 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
2824 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
2827 2007-10-29 Richard Guenther <rguenther@suse.de>
2829 * passes.c (init_optimization_passes): Exchange store_copy_prop
2831 * tree-pass.h (pass_store_copy_prop): Remove.
2832 * tree-ssa-copy.c (do_store_copy_prop): Remove.
2833 (stmt_may_generate-copy): Do not handle store_copy_prop.
2834 (get_copy_of_val): Likewise.
2835 (set_copy_of_val): Likewise.
2836 (copy_prop_visit_assignment): Likewise.
2837 (copy_prop_visit_stmt): Likewise.
2838 (copy_prop_visit_phi_node): Likewise.
2839 (init_copy_prop): Likewise.
2840 (execute_copy_prop): Likewise.
2841 (do_copy_prop): Remove.
2842 (gate_store_copy_prop): Likewise.
2843 (store_copy_prop): Likewise.
2844 (pass_store_copy_prop): Likewise.
2845 (pass_copy_prop): Call execute_copy_prop.
2846 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
2847 * common.opt (ftree-store-copy-prop): Mark obsolete.
2848 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
2850 2007-10-29 Ian Lance Taylor <iant@google.com>
2852 * ifcvt.c (noce_can_store_speculate_p): New static function.
2853 (noce_process_if_block): Call it.
2854 (if_convert): Remove recompute_dominance parameter. Change all
2857 2007-10-29 Richard Guenther <rguenther@suse.de>
2859 * tree-flow-inline.h (get_subvar_at): Use binary search.
2860 (get_first_overlapping_subvar): New function to binary search
2861 for the first overlapping subvar.
2862 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
2863 just handle adding subvars for a pointed-to subvar. Optimize
2864 and use get_first_overlapping_subvar.
2865 (add_vars_for_bitmap): Fold into single caller.
2866 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
2867 and non pointed-to bits of add_vars_for_offset.
2869 2007-10-29 Revital Eres <eres@il.ibm.com>
2871 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
2873 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
2874 Zdenek Dvorak <ook@ucw.cz>
2877 reduction support for automatic parallelization.
2879 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
2881 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
2882 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
2883 and OMP_ATOMIC_STORE.
2884 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2885 * gimple-low.c (lower_stmt): Same.
2886 * gimplify.c (gimplify_expr): Same.
2887 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
2888 gimplify_omp_atomic_mutex): Remove.
2889 (gimplify_omp_atomic): Change it to simply gimplify the
2890 statement instead of expanding it.
2891 * omp-low.c: Add includes to optabs.h, cfgloop.h.
2892 (expand_omp_atomic, expand_omp_atomic_pipeline,
2893 goa_stabilize_expr, expand_omp_atomic_mutex,
2894 expand_omp_atomic_fetch_op): New functions to implement
2895 expansion of OMP_ATOMIC.
2896 (expand_omp, build_omp_regions_1): Add support for
2897 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
2898 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
2900 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
2902 * tree-parloops.c: add include to tree-vectorizer.h.
2903 (reduction_info): New structure for reduction.
2904 (reduction_list): New list to represent list of reductions per loop.
2905 (struct data_arg): New helper structure for reduction.
2906 (reduction_info_hash, reduction_info_eq, reduction_phi,
2907 initialize_reductions, create_call_for_reduction,
2908 create_phi_for_local_result, create_call_for_reduction_1,
2909 create_loads_for_reductions, create_final_loads_for_reduction):
2911 (loop_parallel_p): Identify reductions, add reduction_list parameter.
2912 (separate_decls_in_loop_name): Support reduction variables.
2913 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
2914 call create_loads_for_reduction for each reduction.
2915 (canonicalize_loop_ivs): Identify reductions, add reduction_list
2917 (transform_to_exit_first_loop): Add reduction support, add
2918 reduction_list parameter.
2919 (gen_parallel_loop): Add reduction_list parameter. Add call
2920 separate_decls_in_loop with
2921 the new argument. Traverse reductions and call
2922 initialize_reductions, create_call_for_reduction.
2923 (parallelize_loops): Create and delete the reduction list.
2924 (add_field_for_name): Change use of data parameter. Add fields for
2926 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
2927 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
2928 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2929 * tree-inline.c (estimate_num_insns_1): add cases for
2930 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2931 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2932 * tree-ssa-operands.c (get_addr_dereference_operands):
2933 New function. Subroutine of get_indirect_ref_operands.
2934 (get_indirect_ref_operands): Call get_addr_dereference_operands.
2935 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2938 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
2940 * config/cris/cris.c: Include df.h.
2941 (cris_address_cost): Add gcc_assert for canonicalization
2942 assumptions. For PLUS with MULT or register, correct
2943 test for register in other arm. Tweak comments.
2945 2007-10-28 Richard Guenther <rguenther@suse.de>
2947 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
2948 telling if the var is to be treated as points-to location.
2949 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
2950 (add_virtual_operand): Only recurse into MPTs if aliases
2953 2007-10-28 Richard Guenther <rguenther@suse.de>
2955 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
2956 (add_vars_for_bitmap): Do not recurse further. Only add vars
2957 for pointed-to SFTs.
2958 (add_virtual_operand): Re-instantiate loop to add operands for
2959 aliases. Recurse into MPTs.
2960 (get_indirect_ref_operands): If we fall back to use a pointers
2961 SMT, make sure to not prune based on the access offset and size.
2963 2007-10-28 Andrew Pinski <pinskia@gmail.com>
2966 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
2967 the eh information on the statement.
2969 2007-10-28 Richard Guenther <rguenther@suse.de>
2971 * tree-flow.h (subvar_t): Make it a VEC.
2972 (struct subvar): Remove.
2973 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
2974 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
2976 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
2977 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
2978 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
2979 (set_initial_properties): Likewise.
2980 (setup_pointers_and_addressables): Likewise.
2981 (new_type_alias): Likewise.
2982 (create_overlap_variables_for): Likewise.
2983 * tree-dfa.c (dump_subvars_for): Likewise.
2984 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
2985 (get_expr_operands): Likewise.
2986 (add_to_addressable_set): Likewise.
2987 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
2989 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
2991 PR tree-optimization/33920
2992 * tree-if-conv.c (tree_if_conversion): Force predicate of single
2993 successor bb to true when predecessor bb has NULL predicate.
2994 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
2996 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
2998 * config/mips/mips.md: Add combiner patterns for DImode extensions
2999 of HImode and QImode truncations. Reformat HImode <- QImode pattern
3002 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
3005 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
3007 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
3009 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
3010 LIBCALL notes if they are about to be moved to the same insn.
3012 2007-10-27 Richard Guenther <rguenther@suse.de>
3014 PR tree-optimization/33870
3015 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
3016 duplication. Remove redundant call to access_can_touch_variable.
3017 (add_vars_for_bitmap): New helper for recursing over MPT contents.
3018 (add_virtual_operand): Use it.
3020 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3023 * pa.h (ASM_PN_FORMAT): Delete define.
3025 2007-10-26 Janis Johnson <janis187@us.ibm.com>
3027 * doc/invoke.texi (Option Summary, optimizations): Remove
3028 -fbounds-check. Add -fassociative-math, -freciprocal-math,
3029 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
3030 -fsplit-wide-types to match later entry. Break up a long line.
3031 (Option Summary, code gen options) Add -fno-stack-limit. Add
3032 missing @gol to the end of a line.
3033 (Optimization Options): Remove -fbounds-check, which is also
3034 documented under Code Generation Options. Remove =n from
3035 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
3036 to -fcprop-registers to match other options, and say when it is
3037 enabled rather than disabled. Remove extra index entry for
3038 -fno-cx-limited-range. Add index entries for -fstack-protector
3039 and -fstack-protector-all.
3040 (Code Gen Options): Add index entry for -ftls-model.
3042 2007-10-26 Anatoly Sokolov <aesok@post.ru>
3044 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
3045 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
3046 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
3047 expand_epilogue, output_movhi): Don't handle 'main' function.
3048 (avr_attribute_table): Add 'OS_task' function attribute.
3049 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
3051 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
3052 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
3054 * config/avr/avr.opt (minit-stack): Remove.
3056 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
3058 * tree-nested.c (get_trampoline_type): Fix thinko.
3060 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
3063 * tree.c (build_offset_type): Build canonical type based on the
3064 TYPE_MAIN_VARIANT of the base type.
3066 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
3068 * reorg.c (emit_delay_sequence): Move insn locator from the
3069 first insn to the sequence.
3071 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
3073 * ipa-pure-const.c (check_decl): Return immediately when
3074 pure_const_state has been set to IPA_NEITHER.
3076 2007-10-25 Ira Rosen <irar@il.ibm.com>
3078 PR tree-optimization/33833
3079 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
3080 and convert init to sizetype in inner_base construction.
3082 2007-10-25 Richard Guenther <rguenther@suse.de>
3084 * tree-flow.h (mem_sym_stats): Remove.
3085 (dump_mem_sym_stats_for_var): Declare.
3086 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
3087 (mem_sym_stats): Move ...
3088 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
3089 (mem_sym_score): Rename from ...
3090 (pscore): ... this. Remove.
3091 (dump_mem_sym_stats_for_var): New function. Dump the score, but
3092 not the frequencies.
3093 (compare_mp_info_entries): Make sort stable by disambiguating
3096 2007-10-25 Ira Rosen <irar@il.ibm.com>
3098 PR tree-optimization/33866
3099 * tree-vect-transform.c (vectorizable_store): Check operands of all
3100 the stmts in the group of strided accesses. Get def stmt type for each
3101 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
3103 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
3105 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
3106 (Yt): Rename register constraint to Y2.
3107 * config/i386/sse.md: Use renamed register constraints.
3108 * config/i386/mmx.md: Ditto.
3109 * config/i386/i386.md: Ditto.
3111 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
3113 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
3115 2007-10-24 Chao-ying Fu <fu@mips.com>
3117 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
3118 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
3120 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
3121 Olga Golovanevsky <olga@il.ibm.com>
3123 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
3124 the compiler that wr.wrap and wr.domain are initialized in
3127 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
3129 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
3130 to print gcov_type values.
3132 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
3134 * config/avr/avr.h: Do not include progmem_section definition when
3135 building with IN_TARGET_LIBS.
3137 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
3140 * config/mips/mips.c (mips_lo_sum_offset): New structure.
3141 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
3142 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
3143 (mips_orphaned_high_part_p: New functions.
3144 (mips_avoid_hazard): Don't check INSN_P here.
3145 (mips_avoid_hazards): Rename to...
3146 (mips_reorg_process_insns): ...this. Cope with
3147 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
3148 or turn them into nops.
3149 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
3150 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
3151 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
3152 (mips_override_options): Set flag_delayed_branch to 0.
3154 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
3156 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
3157 MIPS-specific implementation details.
3158 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
3159 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
3160 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
3161 for targets with movmemsi.
3162 (MOVE_BY_PIECES_P): Define.
3163 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
3164 (mips_block_move_loop): Add a bytes_per_iter argument.
3165 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
3166 Update call to mips_block_move_loop.
3168 2007-10-24 Michael Matz <matz@suse.de>
3171 * var-tracking.c (variable_union): Don't break after one loop
3172 iteration but only when a difference is found.
3173 (dump_variable): Also print DECL_UID.
3175 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
3177 * ipa-type-escape.h: Expose function
3178 is_array_access_through_pointer_and_index.
3180 (is_array_access_through_pointer_and_index):
3181 Add three new parameters. Add support of
3182 POINTER_PLUS_EXPR tree code.
3184 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
3186 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
3187 * tree-pass.h: Add pass_ipa_struct_reorg.
3188 * common.opt: Add ipa-struct-reorg flag.
3189 * Makefile.in: Add ipa-strcut-reorg.o compilation.
3190 * passes.c: Add pass pass_ipa_struct_reorg.
3191 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
3192 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
3194 2007-10-24 Ira Rosen <irar@il.ibm.com>
3196 PR tree-optimization/33804
3197 * tree-vect-transform.c (vectorizable_operation): Remove the
3198 checks that the vectorization is worthwhile from the transformation
3201 2007-10-24 Ira Rosen <irar@il.ibm.com>
3203 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
3204 vectype cannot be determined for the scalar type.
3205 (vect_analyze_slp_instance): Likewise.
3206 * tree-vect-transform.c (vect_model_reduction_cost): Change the
3207 return type to bool. Return false if vectype cannot be determined
3208 for the scalar type.
3209 (vect_get_constant_vectors): Return false if vectype cannot be
3210 determined for the scalar type.
3211 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
3212 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
3213 vectorizable_reduction): Likewise.
3215 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
3217 * config.gcc: For a FreeBSD target, parse the value of ${target}
3218 to determine the value of FBSD_MAJOR, instead of adding an
3219 explicit check for every possible FreeBSD major version.
3221 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
3223 PR rtl-optimization/33846
3224 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
3226 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
3228 PR tree-optimization/33860
3229 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
3230 interleaved accesses in case the dr is inside the inner-loop during
3231 outer-loop vectorization.
3233 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
3235 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
3236 Document MEM_POINTER. Replace mentions of "integrated"
3237 field with "return_val". Delete outdated stuff.
3239 2007-10-23 David Edelsohn <edelsohn@gnu.org>
3241 * config/rs6000/rs6000.c (rs6000_override_options): Set
3242 rs6000_altivec_abi on AIX.
3243 (conditional_register_usage): Set VR20:31 fixed on AIX.
3245 2007-10-23 Richard Guenther <rguenther@suse.de>
3247 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
3250 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
3251 David S. Miller <davem@davemloft.net>
3253 * df-scan.c (df_get_call_refs): Mark global registers as both a
3254 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
3256 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
3258 PR tree-optimization/33834
3259 PR tree-optimization/33835
3260 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
3261 stmts need to be checked for success seperately.
3262 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
3263 Remove the check that stmt is not LIVE.
3264 (vectorizable_assignment, vectorizable_induction): Likewise.
3265 (vectorizable_operation, vectorizable_type_demotion): Likewise.
3266 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
3268 (vectorizable_live_operation): Check that op is not NULL.
3270 2007-10-22 Janis Johnson <janis187@us.ibm.com>
3272 * doc/invoke.texi (Optimization Options): In the summary, show
3273 that the value for options -falign-jumps, -falign-labels,
3274 -falign-loops, -falign-functions, -fsched-stalled-insns, and
3275 -fsched-stalled-insns-dep is optional. In the summary, show that
3276 -fsched-stalled-insns takes an optional argument and that
3277 -fparallelize-loops takes an argument. Add opindex for several
3278 optimization options, and fix typos in the opindex commands for
3279 several others. In the descriptions for -fsched-stalled-insns
3280 and -fsched-stalled-insns-dep, show the options with and without
3283 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
3285 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
3287 * config/avr/avr.h (LINK_SPEC): Likewise.
3288 (CRT_BINUTILS_SPECS): Likewsie.
3289 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3291 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3293 PR rtl-optimization/33644
3294 * cfgcleanup.c: Do not include dce.h.
3295 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
3296 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
3297 * dce.c (something_changed): Delete.
3298 (libcall_dead_p): New predicate.
3299 (delete_unmarked_insns): Use it to delete dead libcalls.
3300 Deal with REG_LIBCALL and REG_RETVAL notes.
3301 (prescan_libcall_for_dce): New function.
3302 (prescan_insns_for_dce): Use it to deal with libcalls.
3303 (mark_reg_dependencies): Do nothing special for libcalls.
3304 (dce_process_block): Likewise.
3305 (fast_dce): Delete unused local variable.
3306 (run_fast_dce): Do not return a value.
3307 * dce.h (struct df): Delete.
3308 (run_fast_dce): Adjust prototype.
3309 * optabs.c (libcall_id): Delete.
3310 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
3311 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
3312 * reload1.c (reload): Delete REG_LIBCALL_ID case.
3313 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
3314 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
3315 notes instead of REG_LIBCALL_ID notes.
3316 * reg-notes.def (LIBCALL_ID): Delete.
3317 * Makefile.in (see.o): Add dce.h dependency.
3318 (cfgcleanup.o): Remove dce.h dependency.
3320 2007-10-22 Michael Matz <matz@suse.de>
3322 PR tree-optimization/33855
3323 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
3326 2007-10-22 Ira Rosen <irar@il.ibm.com>
3328 PR tree-optimization/33854
3329 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
3330 FLOAT_EXPR to the list of promotion operations.
3332 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
3336 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
3337 (print_reg): Print register prefix only with AT&T asm syntax.
3338 Support pc_rtx for RIP register.
3339 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
3340 relative addressing. Always print segment register prefix with AT&T
3341 asm syntax and never with Intel asm syntax.
3342 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
3343 Fix prefix for 16-byte XFmode operands.
3344 (output_addr_const_extra): Support Intel asm syntax.
3345 (x86_file_start): Don't use register prefix with Intel asm syntax.
3346 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
3347 ("return_internal_long"): Fix Intel asm syntax output.
3348 ("set_got_rex64"): Support Intel asm syntax.
3349 ("set_rip_rex64"): Likewise.
3350 ("set_got_offset_rex64"): Likewise.
3351 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
3353 ("*tls_global_dynamic_64"): Likewise.
3354 ("*tls_local_dynamic_base_64"): Likewise.
3355 ("*load_tp_si")("*load_tp_di"): Likewise.
3356 ("*add_tp_si")("*add_tp_di"): Likewise.
3357 ("*tls_dynamic_lea_64"): Likewise.
3358 ("*sibcall_value_1_rex64_v"): Likewise.
3359 ("stack_tls_protect_set_si"): Likewise.
3360 ("stack_tls_protect_set_di"): Likewise.
3361 ("stack_tls_protect_test_si"): Likewise.
3362 ("stack_tls_protect_test_di"): Likewise.
3363 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
3365 ("*movv2sf_internal_rex64"): Likewise.
3366 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
3367 (__get_cpuid_max): Likewise.
3369 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3371 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
3372 the STRICT_P argument type "bool" rather than "int".
3373 (mips_legitimate_address_p): Likewise.
3374 (fp_register_operand, lo_operand): Delete.
3375 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
3376 (mips_emit_scc): Rename to...
3377 (mips_expand_scc): ...this.
3378 (gen_conditional_branch): Rename to...
3379 (mips_expand_conditional_branch): ...this.
3380 (gen_conditional_move): Rename to...
3381 (mips_expand_conditional_move): ...this.
3382 (mips_gen_conditional_trap): Rename to...
3383 (mips_expand_conditional_trap): ...this and take an rtx code instead
3384 of an operands array.
3385 (mips_expand_call): Give the SIBCALL_P argument type "bool"
3387 (mips_emit_fcc_reload): Rename to...
3388 (mips_expand_fcc_reload): ...this.
3389 (init_cumulative_args): Rename to...
3390 (mips_init_cumulative_args): ...this and remove the libname argument.
3391 (function_arg_advance): Rename to...
3392 (mips_function_arg_advance): ...this.
3393 (function_arg): Rename to...
3394 (mips_function_arg): ...this and use "rtx" instead of
3396 (function_arg_boundary): Rename to...
3397 (mips_function_arg_boundary): ...this.
3398 (mips_expand_unaligned_load): Rename to...
3399 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
3400 and BITPOS arguments type "HOST_WIDE_INT".
3401 (mips_expand_unaligned_store): Rename to...
3402 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
3403 and BITPOS arguments type "HOST_WIDE_INT".
3404 (override_options): Rename to...
3405 (mips_override_options): ...this.
3406 (print_operand): Rename to...
3407 (mips_print_operand): ...this.
3408 (print_operand_address): Rename to...
3409 (mips_print_operand_address): ...this.
3410 (mips_output_ascii): Remove the PREFIX argument.
3411 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
3413 (mips_can_use_return_insn): Return a "bool" rather than an "int".
3414 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
3415 of "struct rtx_def *".
3416 (mips_secondary_reload_class): Give the IN_P argument type "bool"
3418 (build_mips16_call_stub): Delete.
3419 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
3420 (mips_use_ins_ext_p): Give the second and third arguments type
3421 "HOST_WIDE_INT" rather than "rtx".
3422 * config/mips/mips.h: Update after the above changes. Tweak comments
3424 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
3425 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3426 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
3427 element type from "char" to "bool".
3428 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
3429 (mips_cpu_info_table): Delete.
3430 * config/mips/mips.md: Update after the above changes. Tweak some
3432 * config/mips/mips-ps-3d.md: Likewise.
3433 * config/mips/mips.c: Tweak comments and formatting.
3434 Use NULL-like macros rather than 0 in various places.
3435 (mips_section_threshold): Rename to...
3436 (mips_small_data_threshold): ...this and give it an unsigned type.
3437 (num_source_filenames): Remove explicit initialization.
3438 (sdb_label_count): Likewise.
3439 (sym_lineno): Delete.
3440 (set_noat): Make static.
3441 (mips_branch_likely): Likewise, and give it type "bool".
3442 (mips_isa_info): Rename to...
3443 (mips_isa_option_info): ...this.
3444 (mips_flag_delayed_branch): Rename to...
3445 (mips_base_delayed_branch): ...this.
3446 (mips_split_addresses): Delete.
3447 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
3448 element type from "char" to "bool".
3449 (mips_regno_to_class): Add an explicit array size.
3450 (mips16_flipper): Change from type "int" to type "bool".
3451 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
3452 (mips_tls_operand_p): Rename to...
3453 (mips_tls_symbol_p): ...this.
3454 (mips_global_symbol_p): Remove redundant "const".
3455 (mips_offset_within_alignment_p): Simplify.
3456 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
3457 to STRICT_P and give it type bool.
3458 (mips_valid_base_register_p): Likewise.
3459 (mips_classify_address): Likewise.
3460 (mips_legitimate_address_p): Likewise.
3461 (mips16_unextended_reference_p): Take the offset as an
3462 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
3463 (mips_const_insns): Use IN_RANGE.
3464 (mips_force_temporary): Remove an unnecessary copy_rtx.
3465 (mips16_gp_pseudo_reg): Simplify.
3466 (mips_split_symbol): Remove an unnecessary copy_rtx.
3467 (mips_legitimize_tls_address): Only create registers if we need them.
3468 (mips_legitimize_address): Use mips_split_plus.
3469 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
3470 variable COST to NUM_OPS.
3471 (mips_legitimize_move): Use gen_lowpart.
3472 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
3473 (m16_check_op): Use IN_RANGE.
3474 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
3475 (mips_split_doubleword_move): Pass booleans to mips_subword.
3476 (mips_output_move): Store the mode in a local variable.
3477 Explicitly assert that this function does not deal with
3478 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
3479 cases more consistent.
3480 (mips_relational_operand_ok_p): Rename to...
3481 (mips_int_order_operand_ok_p): ...this.
3482 (mips_canonicalize_comparison): Rename to...
3483 (mips_canonicalize_int_order_test): ...this.
3484 (mips_emit_int_relational): Rename to...
3485 (mips_emit_int_order_test): ...this. Store the mode in a local
3487 (mips_reverse_fp_cond_p): Rename to...
3488 (mips_reversed_fp_cond): ...this.
3489 (mips_emit_compare): Make the order of the statements more consistent.
3490 (mips_emit_scc): Rename to...
3491 (mips_expand_scc): ...this.
3492 (gen_conditional_branch): Rename to...
3493 (mips_expand_conditional_branch): ...this.
3494 (gen_conditional_move): Rename to...
3495 (mips_expand_conditional_move): ...this. Build the condition
3496 separately from the main pattern.
3497 (mips_gen_conditional_trap): Rename to...
3498 (mips_expand_conditional_trap): ...this and take an rtx code instead
3499 of an operands array. Simplify.
3500 (init_cumulative_args): Rename to...
3501 (mips_init_cumulative_args): ...this. Use memset rather than a
3502 copy from a zeroed static. Use prototype_p and stdarg_p.
3503 (mips_arg_info): Rename to...
3504 (mips_get_arg_info): ...this and put the INFO argument first.
3505 (function_arg): Rename to...
3506 (mips_function_arg): ...this and use "rtx" instead of
3507 "struct rtx_def *". Only split structures into chunks if
3508 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
3509 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
3510 comparison with REAL_TYPE. Rename local variable REG to REGNO
3511 and make it unsigned.
3512 (function_arg_advance): Rename to...
3513 (mips_function_arg_advance): ...this.
3514 (function_arg_boundary): Rename to...
3515 (mips_function_arg_boundary): ...this.
3516 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
3518 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
3519 comparison with REAL_TYPE.
3520 (mips_function_value): Remove the FUNC argument. Rename local
3521 variable UNSIGNEDP to UNSIGNED_P.
3522 (mips_return_in_memory): Use IN_RANGE.
3523 (mips_setup_incoming_varargs): Pass a boolean rather than an int
3524 to FUNCTION_ARG_ADVANCE.
3525 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
3526 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
3527 SIZE and RSIZE if needed.
3528 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
3530 (build_mips16_function_stub): Rename to...
3531 (mips16_build_function_stub): ...this.
3532 (build_mips16_call_stub): Rename to...
3533 (mips16_build_call_stub): ...this. Make static, and return a
3534 "bool" rather than an "int". Rename the ARG_SIZE argument to
3535 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
3536 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
3537 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
3539 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
3540 are not sibling ones.
3541 (mips_emit_fcc_reload): Rename to...
3542 (mips_expand_fcc_reload): ...this.
3543 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
3545 (mips_expand_unaligned_load): Rename to...
3546 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
3547 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
3549 (mips_expand_unaligned_store): Rename to...
3550 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
3551 and BITPOS arguments type "HOST_WIDE_INT".
3552 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
3553 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
3555 (mips_init_split_addresses): Replace with...
3556 (mips_split_addresses_p): ...this new function.
3557 (mips_init_relocs): Check mips_split_addresses_p () rather than
3558 mips_split_addresses. Always initialize mips_split_p with booleans.
3559 (print_operand_reloc): Rename to...
3560 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
3562 (print_operand): Rename to...
3563 (mips_print_operand): ...this.
3564 (print_operand_address): Rename to...
3565 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
3566 (mips_in_small_data_p): Simplify.
3567 (mips_output_ascii): Remove the PREFIX argument and "register"
3568 keywords. Use the STRING parameter directly and cast to
3570 (mips16e_collect_argument_save_p): Use IN_RANGE.
3571 (mips_function_has_gp_insn): Simplify.
3572 (mips_set_return_address): Use BITSET_P.
3573 (mips_restore_gp): Use a separate statement to pick the base
3575 (mips_output_function_prologue): Use a local FRAME variable.
3576 (mips_save_reg): Pass booleans to mips_subword.
3577 (mips_expand_prologue): Use a local FRAME variable. Use
3578 cprestore_size to detect when .cprestore is needed.
3579 (mips_restore_reg): Use GP_REG_FIRST.
3580 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
3581 rather than "int". Use local FRAME and REGNO variables.
3582 (mips_can_use_return_insn): Return a "bool" rather than an "int".
3583 (mips_secondary_reload_class): Give the IN_P argument type "bool"
3585 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
3586 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
3587 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
3588 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
3589 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
3590 (builtin_description): Rename to...
3591 (mips_builtin_description): ...this.
3592 (mips_bdesc): Rename to...
3593 (mips_ps_bdesc): ...this.
3594 (sb1_bdesc): Rename to...
3595 (mips_sb1_bdesc): ...this.
3596 (dsp_bdesc): Rename to...
3597 (mips_dsp_bdesc): ...this.
3598 (dsp_32only_bdesc): Rename to...
3599 (mips_dsp_32only_bdesc): ...this.
3600 (bdesc_map): Rename to...
3601 (mips_bdesc_map): ...this.
3602 (bdesc_arrays): Rename to...
3603 (mips_bdesc_arrays): ...this.
3604 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
3605 Tweak error message.
3606 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
3607 Rename local variables I and J to OPNO and ARGNO respectively.
3608 Assert that the number of arguments is no more than the number of
3610 (mips_expand_builtin_compare): Use an array of arguments rather
3611 than an array of operands. Assert that the number of operands is
3613 (add_constant): Rename to...
3614 (mips16_add_constant): ...this. Use XNEW.
3615 (dump_constants_1): Rename to...
3616 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
3617 (dump_constants): Rename to...
3618 (mips16_emit_constants): ...this.
3619 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
3620 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
3621 Assign mips16_p to was_mips16_p.
3622 (mips_parse_cpu): Tweak warning message.
3623 (override_options): Rename to...
3624 (mips_override_options): ...this. Move the mips_cost initialization
3625 out of the "shared with GAS" block. Quote option names in error
3627 (mips_conditional_register_usage): Make local variable REGNO unsigned.
3628 (mips_order_regs_for_local_alloc): Remove register keyword.
3630 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3632 * system.h (IN_RANGE): Cast each argument individually.
3634 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3636 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
3637 MIPS16 code unless using o32 or o64.
3639 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3641 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
3642 for modes smaller than 4 bytes.
3643 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
3646 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3648 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
3649 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
3650 (ASM_OUTPUT_ALIGNED_BSS): Delete.
3651 * config/mips/mips.c (mips_output_aligned_bss): Delete.
3653 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3655 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
3656 sibling calls to "mips16" functions if the function satisfies
3657 const_call_insn_operand.
3659 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3661 * config/mips/mips.c (mips_va_start): Fix types in calls
3664 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3666 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
3669 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3671 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
3672 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
3673 instead of checking mips_isa.
3675 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3677 * doc/invoke.texi (-mpaired-single): Don't say that the option
3678 requires 64-bit code.
3679 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
3680 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
3681 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
3682 V2SF if ISA_MIPS32R2.
3683 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
3684 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
3685 to ISA_HAS_NMADD_NMSUB.
3686 (mips_split_doubleword_move): Handle V2SF.
3687 (mips_modes_tieable_p): New function.
3688 (override_options): Report a warning rather than an error when
3689 -mpaired-single is used on ISAs that don't support it; use
3690 ISA_HAS_PAIRED_SINGLE to check that case.
3691 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
3692 and DF move splitters with a single MOVE64 splitter, thereby adding
3693 a V2SF splitter too.
3694 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
3695 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
3696 (HALFMODE): Add V2SF.
3697 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
3698 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
3699 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
3700 (movv2sf_hardfloat_32bit): New pattern.
3701 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
3702 TARGET_DOUBLE_FLOAT conditions.
3704 2007-10-20 Jakub Jelinek <jakub@redhat.com>
3706 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
3707 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
3708 64-bit register in 64-bit libgcc.
3710 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
3712 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
3713 * config/avr/avr.h (LINK_SPEC): Likewise.
3714 (CRT_BINUTILS_SPECS): Likewsie.
3715 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3717 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3719 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
3720 and -Wfatal-errors together.
3722 2007-10-20 Alan Modra <amodra@bigpond.net.au>
3725 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
3726 change for vrsave, ie restore after frame pop.
3728 2007-10-19 David S. Miller <davem@davemloft.net>
3730 * config/sparc/niagara2.md: Fix copyright notice.
3732 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
3734 PR tree-optimization/23820
3735 PR tree-optimization/24309
3736 PR tree-optimization/33766
3737 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
3738 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
3739 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
3740 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
3741 * tree-loop-linear.c (perfect_loop_nest_depth): New.
3742 (linear_transform_loops): Use perfect_loop_nest_depth.
3743 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
3744 should have a single condition: their exit.
3746 2007-10-19 Richard Guenther <rguenther@suse.de>
3750 * stor-layout.c (layout_type): Assert that aggregates do not
3751 have their alias sets set.
3752 * alias.c (get_alias_set): Return alias set zero for incomplete
3753 types, return the alias set of the element for incomplete array
3754 types, but do not remember these.
3756 2007-10-19 Richard Guenther <rguenther@suse.de>
3759 2007-10-19 Richard Guenther <rguenther@suse.de>
3762 * tree.c (build_array_type): Do not re-layout unbound array
3765 2007-10-19 Richard Guenther <rguenther@suse.de>
3768 * tree.c (build_array_type): Do not re-layout unbound array types.
3770 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3772 * config/mips/mips.c (mips_canonicalize_comparison): Check
3773 mips_relational_operand_ok_p before trying to rewrite the test.
3774 Only calculate PLUS_ONE if needed.
3775 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
3778 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3780 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
3783 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3785 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
3786 the call uses the incoming value of $2.
3788 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3790 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
3791 rather then gen_rtx_MEM.
3792 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
3794 (mips_set_return_address): Likewise.
3795 (mips_restore_gp): Likewise.
3797 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3799 * config/mips/mips.c (gpr_mode): Delete.
3800 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
3801 instead of gpr_mode.
3802 (mips_for_each_saved_reg): Likewise.
3803 (mips_expand_prologue, mips_expand_epilogue): Likewise.
3804 (override_options): Don't initialize gpr_mode.
3805 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
3807 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3809 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
3811 (mips_class_max_nregs): Calculate the smallest consituent register
3812 size and use that to determine an upper bound on the number of
3815 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3817 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
3819 (mips_expand_epilogue): ...here.
3820 (mips_mdebug_abi_name): New function, split out from...
3821 (mips_file_start): ...here.
3822 (mips_hard_regno_mode_ok_p): New function, split out from...
3823 (override_options): ...here.
3824 (mips_expand_builtin_1): New function, split out from...
3825 (mips_expand_buitin): ...here. Abort if we don't recognize
3828 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3830 * config/mips/mips.c (build_mips16_function_stub): Load the
3831 target address into $1 before transfering the arguments.
3832 Don't use ".set noreorder".
3833 (build_mips16_call_stub): Likewise.
3835 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3837 * config/mips/mips.c (mips_output_32bit_xfer): New function.
3838 (mips_output_64bit_xfer): Likewise.
3839 (mips16_fp_args): Rename to...
3840 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
3841 with a DIRECTION argument. Use mips_output_32bit_xfer and
3842 mips_output_64bit_xfer.
3843 (build_mips16_function_stub): Update accordingly.
3844 (mips16_fpret_double): Delete.
3845 (build_mips16_call_stub): Update after above changes.
3846 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
3847 of mips16_fpret_double. Use GP_REG_RETURN.
3849 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3851 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
3852 use asm_out_file instead.
3853 (build_mips16_function_stub): Likewise.
3854 (build_mips16_call_stub, mips_output_function_prologue): Update
3857 2007-10-18 David S. Miller <davem@davemloft.net>
3859 Add Niagara-2 support.
3860 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
3861 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
3862 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
3863 (include): Add inclusion of niagara2.md
3864 * config/sparc/sparc.c (niagara2_costs): New.
3865 (sparc_override_options): Add niagara2 entry to cpu_default[]
3866 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
3867 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
3868 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
3869 (sparc_initialize_trampoline): Handle niagara2 like niagara.
3870 (sparc64_initialize_trampoline): Likewise.
3871 (sparc_use_sched_lookahead): Likewise.
3872 (sparc_issue_rate): Likewise.
3873 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
3875 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
3876 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
3877 TARGET_CPU_niagara2.
3878 (PROCESSOR_NIAGARA2): New.
3879 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
3880 (BRANCH_COST): Likewise.
3881 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
3882 * config/sparc/sol2.h: Likewise.
3883 * config/sparc/niagara2.md: New file.
3885 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3887 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
3889 (mips_compute_frame_info): Remove associated code.
3890 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
3892 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3894 * config/mips/mips-protos.h (compute_frame_size): Delete.
3895 * config/mips/mips.h: Update comments.
3896 * config/mips/mips.c (mips_frame_info): Remove initialized.
3897 (compute_frame_size): Rename to...
3898 (mips_compute_frame_info): ...this and make static. Remove the
3899 SIZE argument and return no value. Remove the setting of initialized.
3900 Update rest of file accordingly.
3901 (mips_set_return_address): Don't call compute_frame_size.
3902 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
3903 Don't call compute_frame_size.
3905 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3907 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
3908 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
3909 mips_hard_frame_pointer_required.
3910 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
3911 large MIPS16 frames.
3912 * config/mips/mips.c (mips_frame_pointer_required): New function.
3914 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3916 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
3917 and hard_frame_pointer_offset.
3918 (mips_debugger_offset): Use hard_frame_pointer_offset.
3919 (mips16e_collect_argument_save_p): Likewise.
3920 (compute_frame_size): Initialize arg_pointer_offset and
3921 hard_frame_pointer_offset.
3922 (mips_initial_elimination_offset): Use them.
3923 (mips_output_function_prologue): Use hard_frame_pointer_offset.
3924 (mips_expand_prologue, mips_expand_epilogue): Likewise.
3926 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3928 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
3930 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
3931 "unsigned int" rather than "int" and put them with the other
3932 register-related fields. Put expanded comments above fields
3933 rather than to their right.
3934 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
3935 with a NUM_REGS_PTR argument.
3936 (mips16e_save_restore_pattern_p): Update accordingly.
3937 (compute_frame_size): Clarify frame diagram. Rewrite.
3939 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3941 * config/mips/mips-ftypes.def: New file.
3942 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
3943 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
3944 (mips_function_type): Redefine using mips-ftypes.def.
3945 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
3946 (mips_builtin_vector_type): New function.
3947 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
3948 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
3949 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
3950 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
3952 (mips_build_function_type): New function.
3953 (mips_init_builtins): Use it to create types lazily.
3955 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3957 * config/mips/mips.h (set_volatile): Delete.
3958 * config/mips/mips.c (set_volatile): Delete.
3959 (mips_print_operand_punctuation): New function, split out from
3960 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
3961 Use the same character ordering in the code and the comments.
3962 Use a recursive call to handle '*'. Abort on unknown characters.
3963 (mips_init_print_operand_punct): New function, split out from
3965 (mips_print_int_branch_condition): New function, split out from
3966 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
3967 to report unexpected codes.
3968 (mips_print_float_branch_condition): New function, split out from
3969 print_operand. Use output_operand_lossage to report unexpected codes.
3970 (print_operand): Rework to use a case statement. Use the
3971 same letter ordering in the code and the comments. Use
3972 output_operand_lossage to report unexpected codes and
3973 reverse_condition to handle inverted branch conditions.
3974 (override_options): Use mips_init_print_operand_punct.
3976 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3978 * config/mips/mips.h: Move variable declarations to end of file and
3979 enclose them all in #ifndef USED_FOR_TARGET.
3980 * config/mips/mips.c: Reorder functions into more logical groups,
3981 and so that callees appear before callers. Put the targetm
3982 initializer at the end of the file. Remove forward static
3983 declarations where possible.
3984 (mips_init_builtins): Add "static" to definition.
3985 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
3987 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3989 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
3990 (TARGET_MAX_ANCHOR_OFFSET): Delete.
3991 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
3992 (mips_set_mips16_mode): Initialize min_anchor_offset and
3993 max_anchor_offset directly to constants.
3995 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3997 * config/mips/mips.c: Delete trailing whitespace.
3999 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
4001 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
4002 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
4004 * config/mips/mips.md (load_call<mode>): Don't make the unspec
4005 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
4007 2007-10-18 David Daney <ddaney@avtrex.com>
4009 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
4010 reg_offset variable to calculate register locations.
4012 2007-10-18 Richard Guenther <rguenther@suse.de>
4014 * tree-ssa.c (uid_ssaname_map_eq): New function.
4015 (uid_ssaname_map_has): Likewise.
4016 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
4017 * tree-flow.h (struct gimple_df): Make default_defs a
4019 * tree-dfa.c (gimple_default_def): Deal with it.
4020 (set_default_def): Likewise.
4022 2007-10-18 Richard Guenther <rguenther@suse.de>
4024 * tree-flow.h (struct gimple_df): Make referenced_vars
4026 (uid_decl_map_eq): Declare.
4027 (uid_decl_map_hash): Likewise.
4028 * tree-ssa.c (uid_decl_map_eq): New function.
4029 (uid_decl_map_hash): Likewise.
4030 (init_tree_ssa): Make referenced_vars a uid_decl_map.
4031 * tree-flow-inline.h (first_referenced_var): Deal with
4032 the referenced_vars representation change.
4033 (next_referenced_var): Likewise.
4034 * tree-dfa.c (referenced_var_lookup): Likewise.
4035 (referenced_var_check_and_insert): Likewise.
4036 (remove_referenced_var): Likewise.
4038 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
4040 * config/mips/mips.c (mips_dwarf_register_span): New.
4041 (TARGET_DWARF_REGISTER_SPAN): Define.
4043 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
4045 * config.gcc : update score-*-elf(extra_objs).
4046 * config/score/mac.md : Remove.
4047 * config/score/misc.md : Remove.
4048 * config/score/score7.md : Remove.
4049 * config/score/score-mdaux.h : Remove.
4050 * config/score/score-mdaux.c : Remove.
4051 * config/score/score-version.h : Remove.
4052 * config/score/score-generic.md : New.
4053 * config/score/score3.h : New.
4054 * config/score/score3.c : New.
4055 * config/score/score7.h : New.
4056 * config/score/score7.c : New.
4057 * config/score/mul-div.S : add flush_cache score3 support.
4058 * config/score/elf.h : Fix some typos.
4059 * config/score/score.md : merge score3 and score7 pattern.
4060 * config/score/score.c : use to seperate which target it used.
4061 * config/score/score.h : use to seperate the target macro.
4062 * config/score/score.opt : remove -mmac option , add -mscore3,
4063 -mscore3d and -march OPTION support.
4065 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
4067 * cfgexpand.c (expand_stack_vars): Add checking to make sure
4068 that the offset of a variable is not greater than the size
4071 2007-10-17 Anatoly Sokolov <aesok@post.ru>
4073 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
4074 atmega88p, atmega168p and atmega328p devices.
4075 * config/avr/avr.h (LINK_SPEC): (Ditto.).
4076 (CRT_BINUTILS_SPECS): (Ditto.).
4077 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4079 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
4081 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
4083 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
4084 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
4085 (print_insn): Move declaration to ...
4086 * rtl.h (print_insn): ... here.
4088 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
4090 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
4091 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
4092 m68k_sched_branch_type): Move declarations to ...
4093 * config/m68/m68k-protos.h: ... here.
4095 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
4097 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
4099 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
4101 * config/avr/avr.c (avr_mcu_types): Add attiny48.
4102 * config/avr/avr.h (LINK_SPEC): Likewise.
4103 (CRT_BINUTILS_SPECS): Likewsie.
4104 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4106 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
4108 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
4109 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
4110 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4112 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
4115 * reg-stack.c (move_for_stack_reg): Swap input argument of
4116 UNSPEC_TAN insn to the top of the stack.
4118 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
4121 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
4122 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
4123 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
4124 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
4125 immediate shift value.
4126 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
4127 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
4128 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
4129 Remove macros for !__OPTIMIZE__ case.
4131 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
4133 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
4135 (perform_var_substitution): Only DFS from real nodes. Don't test
4137 (unite_pointer_equivalences): Fix broken test.
4139 2007-10-17 Alan Modra <amodra@bigpond.net.au>
4141 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
4142 altivec sp_offset. Rearrange sp_offset assignments to
4143 correspond to stack adjustments. Use frame_reg_rtx for
4144 SPE register restores. Correct SPE stack adjustment.
4146 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4148 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
4149 * toplev.c (check_global_declaration_1): Use appropriate warning
4150 option instead of unnamed warning.
4151 * stor-layout.c (layout_decl): Likewise.
4152 * c-typeck.c (build_conditional_expr): Likewise.
4153 (build_compound_expr): Fix wrong comment.
4154 (build_binary_op): Use appropriate warning option instead of
4156 * cfgexpand.c (tree_expand_cfg): Likewise.
4157 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4158 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
4159 (execute_warn_function_return): Likewise.
4160 * stmt.c (warn_if_unused_value): Likewise.
4162 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
4164 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
4165 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
4167 (CRT_BINUTILS_SPECS): Likewsie.
4168 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4170 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
4173 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
4175 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4177 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
4178 (fini_dce): Only release them for the fast pass.
4179 (end_ud_dce): Delete.
4180 (rest_of_handle_ud_dce): Do not modify df_in_progress.
4181 Call fini_dce instead of end_ud_dce.
4182 (rest_of_handle_fast_dce): Do not modify df_in_progress.
4183 (run_fast_df_dce): Reset df_in_progress to false on exit.
4185 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
4186 Maxim Kuvyrkov <maxim@codesourcery.com>
4188 * target.h (unspec_may_trap_p): New target hook.
4189 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
4190 * targhooks.c (default_unspec_may_trap_p): Default implementation of
4192 * targhooks.h (default_unspec_may_trap_p): Declare it.
4193 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
4194 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
4195 * rtl.h (may_trap_p_1): Declare.
4197 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
4198 override default hook implementation.
4199 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
4202 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4204 * doc/invoke.texi (Wextra): Move it just after Wall, list the
4205 options enabled by Wextra and mention Wuninitialized.
4207 2007-10-15 Nigel Stephens <nigel@mips.com>
4209 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
4211 2007-10-15 Jakub Jelinek <jakub@redhat.com>
4213 PR tree-optimization/33136
4214 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
4216 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
4218 PR tree-optimization/33735
4219 PR tree-optimization/33572
4220 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
4221 2007-10-09's change.
4222 * except.c (duplicate_eh_regions): Don't look for prev_try
4223 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
4225 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
4228 * tree-inline.c (copy_bb): Use bsi_replace to replace a
4229 __builtin_va_arg_pack-containing call stmt.
4231 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
4233 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
4236 2007-10-15 Jakub Jelinek <jakub@redhat.com>
4238 PR tree-optimization/33619
4239 * tree-ssa-ter.c (is_replaceable_p): Return false for all
4242 2007-10-15 David Edelsohn <edelsohn@gnu.org>
4244 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
4246 2007-10-15 Richard Guenther <rguenther@suse.de>
4248 * fold-const.c (extract_array_ref): Remove.
4249 (fold_comparison): Handle POINTER_PLUS_EXPR with the
4250 generic address expression comparison folding. Remove
4251 the folding that used extract_array_ref.
4253 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
4256 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
4257 speculation type of insn can be changed before trying to do that.
4259 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
4261 * dse.c (struct insn_info): Add 'frame_read' field.
4262 (scan_insn): For the call to a const function, set frame_read if
4263 reload has been run.
4264 If the insn reads the frame, kill the frame related stores.
4265 (scan_reads_nospill): Likewise.
4267 2007-10-14 Jason Merrill <jason@redhat.com>
4269 * tree-eh.c (optimize_double_finally): Don't assume that the
4270 cleanup we're duplicating is only one statement.
4272 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
4274 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
4275 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
4276 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
4277 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
4278 tree-vect-transform.c: Fix comment typos.
4279 * doc/extend.texi: Fix a typo.
4281 * c-common.h: Remove the prototype for c_expand_body.
4282 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
4283 * tree.h: Remove the prototype for fold_build_call_expr.
4285 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
4287 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
4289 2007-10-13 David Edelsohn <edelsohn@gnu.org>
4291 * config/rs6000/aix53.h: New file.
4292 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
4293 (TARGET_ALTIVEC_ABI): Same.
4294 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
4295 (TARGET_ALTIVEC_ABI): Delete.
4296 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
4297 stanza defaulting to aix5.3.
4299 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
4301 * config/i386/i386.md (SI_REG, DI_REG): New constants.
4302 (strmov): Use defined constants.
4303 (cmpstrnsi): Likewise.
4304 * config/i386/i386.c (decide_alg): Use defined constants.
4305 (ix86_expand_strlen): Likewise.
4307 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
4309 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
4310 * var-tracking.c (micro_operation_def): Update comment on u.loc.
4311 (mode_for_reg_attrs, var_lowpart): New functions.
4312 (add_uses): Consider recording a lowpart of LOC for MO_USE.
4313 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
4314 or copy is known, set LOC to the SET that performs the set, instead
4316 (find_src_status, find_src_set_src): Remove LOC parameter.
4317 Replace INSN with the source value.
4318 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
4319 handling MO_SET and MO_COPY. Update the calls to find_src_status
4320 and find_src_set_src.
4322 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
4325 * config/i386/i386.md (strmov): Check for esi and edi usage.
4326 * config/i386/i386.c (decide_alg): Check whether we can use a
4327 rep prefix and adjust algorithm choice accordingly.
4328 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
4330 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4332 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
4334 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
4336 * global.c (build_insn_chain): Formatting fixes.
4338 2007-10-12 Richard Guenther <rguenther@suse.de>
4340 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
4341 combining both operands require either both have single uses
4342 or combining to a constant.
4344 2007-10-12 Richard Guenther <rguenther@suse.de>
4347 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
4348 a rhs with side-effects or which is a load.
4349 (forward_propagate_into_cond): Also try combining both operands.
4351 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
4353 PR tree-optimization/33742
4354 * tree-vect-transform.c (vectorizable_operation): Return false
4355 if get_vectype_for_scalar_type for scalar_dest can't be determined.
4356 (vectorizable_call): Same for rhs_type and lhs_type.
4358 2007-10-12 Jakub Jelinek <jakub@redhat.com>
4360 PR tree-optimization/33645
4361 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
4362 pass it to walk_tree.
4363 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
4364 When calling set_is_used on a VAR_DECL, if data is not NULL and
4365 its DECL_UID is in the bitmap, call mark_all_vars_used on its
4366 DECL_INITIAL after clearing the bit in bitmap.
4367 (remove_unused_locals): Adjust mark_all_vars_used callers.
4368 Instead of removing unused global vars from unexpanded_var_list
4369 immediately record them in bitmap, call mark_all_vars_used on
4370 all used global vars from unexpanded_var_list and only purge
4371 global vars that weren't found used even during that step.
4373 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4375 * gthr-posix.h (__gthread_active_init): Create detached instead of
4376 joinable thread when testing whether threads are active on hppa-hpux.
4377 * gthr-posix95.h (__gthread_active_init): Likewise.
4379 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4382 * global.c (build_insn_chain): Include insn that occur between
4385 2007-10-11 Tom Tromey <tromey@redhat.com>
4387 * gengtype-yacc.y: Delete.
4389 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
4391 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
4392 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
4393 function_value_32, function_value_64, function_value_ms_64,
4394 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
4395 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
4398 2007-10-11 Richard Guenther <rguenther@suse.de>
4400 * gcse.c (hash_scan_set): If the next nonnote insn is in
4401 a different basic block insert the set.
4403 2007-10-11 Richard Guenther <rguenther@suse.de>
4406 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
4407 (verify_gimple_expr): Use it to verify pointer-to types for
4410 2007-10-11 Richard Guenther <rguenther@suse.de>
4413 * c-typeck.c (build_array_ref): Do not strip qualifiers from
4414 the array element type.
4416 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4418 PR rtl-optimization/33638
4419 * dse.c (struct insn_info): Remove 'stack_read' field,
4420 add 'stack_pointer_based' field.
4421 (record_store): For a store with non-constant base, record
4422 whether it is stack pointer based.
4423 (scan_insn): For the call to a const function, remove stack
4424 pointer based stores from the list of local active stores.
4425 (scan_reads_nospill): Delete code dealing with const functions.
4427 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
4429 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
4431 (conflict_p, set_conflict, set_conflicts): Likewise.
4432 * global.c (global_alloc): Likewise.
4433 * ra.h: Update prototypes.
4435 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
4437 * opth-gen.awk: Fixed generation of comment stating the origin
4440 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
4443 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4444 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
4445 and '%}', respectively.
4448 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4449 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
4450 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
4452 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
4456 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
4457 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
4458 syntax for ASSEMBLER_DIALECT.
4459 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
4461 2007-10-10 Revital Eres <eres@il.ibm.com>
4463 * modulo-sched.c (check_nodes_order): Dump the final order of
4465 (get_sched_window): Add dump info.
4466 (calculate_order_params): Dump order params of the nodes.
4468 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
4471 * ra-conflict.c (record_one_conflict_between_regnos,
4472 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
4473 (global_conflicts): Enhanced incorrect check.
4475 2007-10-09 Geoffrey Keating <geoffk@apple.com>
4477 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
4478 if flag_exceptions is not set.
4479 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
4480 assemble_name rather than incorrectly emulating it.
4482 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
4483 friends are removed from G++.
4485 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4487 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
4488 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
4489 enabling them is redundant. Don't check two times for
4492 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
4494 * ra-conflict.c (record_one_conflict_between_regnos): Revert
4496 (set_conflicts_for_earlyclobber): Likewise.
4497 (global_conflicts): Likewise.
4499 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4501 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
4502 and '%}', respectively.
4504 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4506 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
4507 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
4509 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
4512 2007-10-09 Richard Guenther <rguenther@suse.de>
4515 * gimplify.c (canonicalize_component_ref): Honor qualifiers
4516 of referenced structure and component.
4518 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
4521 * ra-conflict.c (record_one_conflict_between_regnos,
4522 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
4523 (global_conflicts): Removed incorrect check.
4525 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
4527 PR tree-optimization/33615
4528 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
4529 if the statement might throw. Fix formatting.
4531 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
4533 PR tree-optimization/33615
4534 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
4535 if the rhs might throw.
4537 2007-10-09 Jan Hubicka <jh@suse.cz>
4539 * invoke.texi (align-threshold, align-loop-iterations): Document.
4540 * final.c: Include cfgloop.h, params.h
4541 (compute_alignments): Dump decisions and compare them with loop
4542 structure; honor given parameters.
4543 (pass_compute_alignments): New dump file.
4544 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
4545 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
4547 2007-10-09 James E. Wilson <wilson@specifix.com>
4549 PR tree-optimization/33655
4551 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
4552 convert it to bitsizetype before size_binop call.
4554 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
4556 PR tree-optimization/33572
4557 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
4558 the absence of a corresponding edge from the exit block.
4560 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
4563 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
4565 (sra_build_assignment): Likewise. Set up mask depending on
4566 precision, not type.
4567 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
4568 computing bit masks.
4569 (sra_build_elt_assignment): Don't view-convert from signed to
4571 (sra_explode_bitfield_assignment): Use bit-field type if
4572 possible. Use BYTES_BIG_ENDIAN.
4574 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
4577 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
4578 the original stmt can throw.
4579 (sra_build_bf_assignment): Fix type mismatch when applying negated
4582 2007-10-08 Geoffrey Keating <geoffk@apple.com>
4584 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
4585 '#pragma mark' to be executed at preprocessing time.
4587 2007-10-08 Ollie Wild <aaw@google.com>
4589 * varasm.c (compare_constant): Removed call to
4590 lang_hooks.expand_constant.
4591 (copy_constants): Removed call to lang_hooks.expand_constant.
4592 (compute_reloc_for_constant): Removed call to
4593 lang_hooks.expand_constant.
4594 (output_addressed_constants): Removed call to
4595 lang_hooks.expand_constant.
4596 (constructor_static_from_elts_p): Removed call to
4597 lang_hooks.expand_constant.
4598 (output_constant): Removed calls to lang_hooks.expand_constant.
4599 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4600 * langhooks-def.h (lhd_return_tree): Removed.
4601 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4602 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4603 * langhooks.c (lhd_return_tree): Removed.
4605 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
4607 * combine.c (setup_incoming_promotions): Ensure that
4608 arguments that have not undergone mode promotions do not
4609 incorrectly get marked as being sign- or zero-extended.
4611 2007-10-08 Richard Guenther <rguenther@suse.de>
4616 * fold-const.c (fold_binary): Use correct types in folding
4617 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
4618 and building of RROTATE_EXPR.
4620 2007-10-08 Richard Guenther <rguenther@suse.de>
4625 * fold-const.c (fold_binary): Use the correct types when
4626 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
4627 (fold_binary): Use the correct types when folding
4628 (-A) - B to (-B) - A.
4629 (fold_unary): Use the correct types when folding ~(X).
4631 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4633 * doc/invoke.texi (Wall): fix formatting issues.
4635 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
4637 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
4638 truncated shift counts.
4640 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
4642 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
4643 syntax for ASSEMBLER_DIALECT.
4644 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
4646 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
4647 Nathan Froyd <froydnj@codesourcery.com>
4649 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
4650 when determining whether to record INCOMING_RETURN_ADDR_RTX.
4652 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
4655 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4657 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4658 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
4659 the function, temporarily point the debug interface to the null one.
4661 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
4663 PR tree-optimization/33655
4665 * tree-sra.c (bitfield_overlaps_p): Handle array and complex elements.
4667 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
4669 PR tree-optimization/33572
4670 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
4671 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
4672 (update_ssa_across_abnormal_edges): ... this. Set slots in the
4674 (copy_edges_for_bb): Handle nonlocal label edges.
4675 (make_nonlocal_label_edges): Deleted.
4676 (optimize_inline_calls): Don't call it.
4678 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
4680 * gthr-single.h: Revert last change.
4682 2007-10-05 Michael Matz <matz@suse.de>
4685 * lower-subreg.c (decompose_multiword_subregs): Use
4686 validate_unshare_change().
4688 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
4690 * ra-conflict.c: Include "sparseset.h".
4691 (conflicts): Change to HOST_WIDEST_FAST_INT.
4692 (allocnos_live): Redefine variable as a sparseset.
4693 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
4695 (allocno_row_words): Removed global variable.
4696 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
4697 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
4698 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
4699 (record_one_conflict_between_regnos): Cache allocno values and reuse.
4701 (record_one_conflict): Update uses of allocnos_live to use
4702 the sparseset routines. Use set_conflicts_p.
4703 (mark_reg_store): Likewise.
4704 (set_reg_in_live): Likewise.
4705 (global_conflicts): Update uses of allocnos_live.
4706 Use the new adjacency list to visit an allocno's neighbors
4707 rather than iterating over all possible allocnos.
4708 Call set_conflicts_p to setup conflicts rather than adding
4710 * global.c: Comments updated.
4711 (CONFLICTP): Delete define.
4712 (regno_compare): New function. Add prototype.
4713 (global_alloc): Sort the allocno to regno mapping according to
4714 which basic blocks the regnos are referenced in. Modify the
4715 conflict bit matrix to a compressed triangular bitmatrix.
4716 Only allocate the conflict bit matrix and adjacency lists if
4717 we are actually going to allocate something.
4718 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
4719 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
4720 allocno's neighbors rather than iterating over all possible allocnos.
4721 (mirror_conflicts): Removed function.
4722 (dump_conflicts): Iterate over regnos rather than allocnos so
4723 that all dump output will be sorted by regno number.
4724 Use the FOR_EACH_CONFLICT macro.
4725 * ra.h: Comments updated.
4726 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
4727 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
4729 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
4730 (adjacency_list_d, adjacency_iterator_d): New types.
4731 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
4732 adjacency_iter_next, regno_basic_block): New static inline functions.
4733 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
4734 (conflict_p): Add function prototype.
4735 * sparseset.h, sparseset.c: New files.
4736 * Makefile.in (OBJS-common): Add sparseset.o.
4737 (sparseset.o): New rule.
4739 2007-10-05 Richard Guenther <rguenther@suse.de>
4742 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
4745 2007-10-05 Michael Matz <matz@suse.de>
4748 * function.c (match_asm_constraints_1): Check for input
4749 being used in the outputs.
4751 2007-10-05 Richard Guenther <rguenther@suse.de>
4753 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
4755 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
4758 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
4759 subset checks. Make the cost of FPR -> FPR moves depend on
4760 mips_mode_ok_for_mov_fmt_p.
4762 2007-10-04 Doug Kwan <dougkwan@google.com>
4764 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
4765 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4766 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
4767 support of conditional variables.
4768 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
4769 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4770 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
4771 support of conditional variables.
4772 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
4773 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4774 conditional variables.
4775 * gthr.h: Update comments to document new interface.
4777 2007-10-04 Geoffrey Keating <geoffk@apple.com>
4779 * cgraphunit.c (cgraph_build_static_cdtor): Don't set DECL_IGNORED_P.
4781 2007-10-04 Anatoly Sokolov <aesok@post.ru>
4783 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
4785 2007-10-04 Richard Guenther <rguenther@suse.de>
4788 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
4789 does not need to be of INTEGER_TYPE.
4790 (verify_gimple_2): New function split out from ...
4791 (verify_gimple_1): ... here. ICE if there was an error during
4794 2007-10-04 Michael Matz <matz@suse.de>
4796 PR rtl-optimization/33653
4797 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
4798 * dse.c (scan_insn): Same.
4800 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
4802 * config.gcc: Remove USE_GAS for m68k targets.
4804 2007-10-04 Richard Guenther <rguenther@suse.de>
4806 PR tree-optimization/33627
4807 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
4808 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
4810 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
4811 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
4813 2007-10-04 Anatoly Sokolov <aesok@post.ru>
4815 * config/avr/avr.c (commands_in_file, commands_in_prologues,
4816 commands_in_epilogues): Remove variables.
4817 (avr_file_start): Remove unneded initializations of commands_in_file,
4818 commands_in_prologues and commands_in_epilogues variables.
4819 (avr_file_end): Remove dead code.
4821 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
4823 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
4824 MOTOROLA is to true.
4826 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
4829 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
4830 (mips_split_doubleword_move): ...this.
4831 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
4832 use natural endianness for multi-format FPR values.
4833 (mips_split_64bit_move): Rename to...
4834 (mips_split_doubleword_move): ...this and extend to 64-bit words.
4835 Use move_doubleword_fpr* patterns for moves involving FPRs.
4836 (mips_save_reg): Update the call to mips_split_64bit_move.
4837 (mips_secondary_reload_class): Return NO_REGS for any reload of a
4838 nonzero constant into an FPR if the constant can be forced to memory.
4839 * config/mips/mips.md: Update the splitter calls to
4840 mips_split_64bit_move.
4841 (UNSPEC_LOAD_DF_LOW): Rename to...
4842 (UNSPEC_LOAD_LOW): ...this.
4843 (UNSPEC_LOAD_DF_HIGH): Rename to...
4844 (UNSPEC_LOAD_HIGH): ...this.
4845 (UNSPEC_STORE_DF_HIGH): Rename to...
4846 (UNSPEC_STORE_WORD): ...this.
4847 (SPLITF): New mode iterator.
4848 (HALFMODE): New mode attribute.
4849 (movtf): New expander.
4850 (*movtf_internal): New define_insn_and_split.
4851 (move_doubleword_fpr<mode>): New expander.
4852 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
4854 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
4855 (mfhc1<mode>): ...these more general patterns.
4857 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
4859 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
4861 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
4863 * gcse.c (hash_scan_set): Insert set in insn before note at
4864 the end of basic block.
4866 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
4868 PR tree-optimization/33576
4869 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
4870 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
4871 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
4872 (remove_iv): Declared.
4873 * lambda-code.c (remove_iv): Not static.
4874 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
4875 Don't remove ivs there, save ivs in the buffer.
4877 2007-10-03 Jason Merrill <jason@redhat.com>
4880 * tree-eh.c (same_handler_p): New fn.
4881 (optimize_double_finally): New fn.
4882 (refactor_eh_r): New fn.
4883 (refactor_eh): New fn.
4884 (pass_refactor_eh): New pass.
4885 * tree-pass.h: Declare it.
4886 * passes.c (init_optimization_passes): Add it.
4888 2007-10-03 Doug Kwan <dougkwan@google.com>
4889 Richard Guenther <rguenther@suse.de>
4892 * dwarf2out.c (reference_to_unused): Disable sanity checking,
4893 be conservative instead.
4895 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4898 * doc/invoke.texi (-fwhole-program): Document that Fortran
4899 doesn't support this option.
4901 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
4904 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to expand_expr.
4906 2007-10-02 David Daney <ddaney@avtrex.com>
4908 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
4909 against constant zero.
4910 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
4913 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
4915 * ra-conflict.c: New file.
4917 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
4918 usage to DF_LIVE usage.
4919 (reload): Remove reference to df_get_live_top.
4920 * rtlanal.c (subreg_nregs_with_regno): New function.
4921 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
4922 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
4923 (df_has_eh_preds): Removed.
4924 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
4925 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
4927 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
4928 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
4929 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
4930 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
4931 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
4932 (global_alloc): Turn off rescanning insns after call to
4933 global_conflicts and added call to set_preferences.
4934 (global_conflicts): Moved to ra-alloc.c.
4935 (set_preferences_1, set_preferences): New function.
4936 (mirror_conflicts): Changed types for various variables.
4937 (mark_elimination): Change DF_RA_LIVE
4938 usage to DF_LIVE usage.
4939 (build_insn_chain): Rewritten from scratch and made local.
4940 (print_insn_chain, print_insn_chains): New functions.
4941 (dump_conflicts): Do not print conflicts for fixed_regs.
4942 (rest_of_handle_global_alloc): Turn off insn rescanning.
4943 * hard-reg-set.h: Fixed comment.
4944 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
4945 usage to DF_LIVE usage and delete refs to TOP sets.
4946 (block_alloc): Mark regs as live if they are in the artificial
4947 defs at top of block.
4948 (find_stack_regs): New function.
4949 (rest_of_handle_local_alloc): Changed urec problem to live
4950 problem and do not turn off df rescanning.
4951 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
4952 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
4953 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
4954 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
4955 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
4956 fields in df_ref_flags. The rest have been renumbered.
4957 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
4959 * rtl.h (subreg_nregs_with_regno): New function.
4960 * df-problems.c: (df_get_live_out, df_get_live_in,
4961 df_get_live_top): Removed reference to DF_RA_LIVE.
4962 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
4963 df_live_alloc, df_live_reset, df_live_local_finalize,
4964 df_live_free): Make top set only if different from in set.
4965 (df_lr_top_dump, df_live_top_dump): Only print top set if
4966 different from in set.
4967 (df_lr_bb_local_compute): Removed unnecessary check.
4968 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
4969 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
4970 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
4971 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
4972 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
4973 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
4974 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
4975 df_urec_add_problem): Removed.
4976 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
4978 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
4979 * basic_block.h (bb_has_abnormal_pred): New function.
4980 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
4981 usage to DF_LIVE usage.
4983 2007-10-02 Revital Eres <eres@il.ibm.com>
4985 * config/rs6000/predicates.md (easy_vector_constant): Return false
4986 for 750CL paired vectors.
4987 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
4989 (vec_initv2sf): Add new description.
4990 (vconcatsf): Likewise.
4991 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
4992 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
4994 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
4996 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
4997 sinking the last stmt in a BB.
4999 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
5002 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
5003 (sra_hash_tree): Handle BIT_FIELD_REFs.
5004 (sra_elt_hash): Don't hash bitfld blocks.
5005 (sra_elt_eq): Skip them in parent compares as well. Handle
5007 (build_element_name_1): Handle BIT_FIELD_REFs.
5008 (instantiate_element): Propagate nowarn from parents. Create
5009 BIT_FIELD_REF for variables that are widened by scalarization.
5010 Gimple-zero-initialize all bit-field variables that are not
5011 part of parameters that are going to be scalarized on entry.
5012 (instantiate_missing_elements_1): Return the sra_elt.
5013 (canon_type_for_field): New.
5014 (try_instantiate_multiple_fields): New. Infer widest possible
5015 access mode from decl or member type, but clip it at word
5016 size, and only widen it if a field crosses an alignment boundary.
5017 (instantiate_missing_elements): Use them.
5018 (generate_one_element_ref): Handle BIT_FIELD_REFs.
5019 (scalar_bitfield_p): New.
5020 (sra_build_assignment): Optimize assignments from scalarizable
5021 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift counts.
5023 (sra_build_bf_assignment): New. Optimize assignments to
5024 scalarizable BIT_FIELD_REFs.
5025 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
5026 assignments to full variables.
5027 (generate_copy_inout): Use the new macros and functions.
5028 (generate_element_copy): Likewise. Handle bitfld differences.
5029 (generate_element_zero): Don't recurse for blocks. Use
5030 sra_build_elt_assignment.
5031 (generate_one_element_init): Take elt instead of var. Use
5032 sra_build_elt_assignment.
5033 (generate_element_init_1): Adjust.
5034 (bitfield_overlap_info): New struct.
5035 (bitfield_overlaps_p): New.
5036 (sra_explode_bitfield_assignment): New. Adjust widened
5037 variables to account for endianness.
5038 (sra_sync_for_bitfield_assignment): New.
5039 (scalarize_use): Re-expand assignment to/from scalarized
5040 BIT_FIELD_REFs. Explode or sync needed members for
5041 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
5042 (scalarize_copy): Use REPLDUP.
5043 (scalarize_ldst): Move assert before dereference. Adjust EH handling.
5044 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
5046 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
5048 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
5049 Rename CR_* constants to CMP_*. Fix spacing.
5051 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5054 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
5055 to be processed with the special script doc/install.texi2html.
5057 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5059 * doc/invoke.texi (Wall): List the options enabled by Wall.
5060 (Wstrict-aliasing): Add missing @option.
5062 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
5064 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
5065 rather than gen_lowpart to change a register from DImode to DFmode.
5066 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
5067 both FROM and TO are integer modes that are no bigger than 4 bytes.
5068 (mips_mode_ok_for_mov_fmt_p): New function.
5069 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
5070 (mips_secondary_reload_class): Tweak formatting and comments.
5071 Use reg_class_subset_p instead of direct comparisons with
5072 classes. Only allow direct FPR<->FPR moves for modes that
5073 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
5074 for 4- and 8-byte types. Handle reloads in which X is an FPR.
5075 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
5076 (*movdi_64bit): Likewise.
5077 (*movsi_internal): Likewise.
5078 (*movhi_internal): Likewise.
5079 (*movqi_internal): Likewise.
5081 2007-09-30 Diego Novillo <dnovillo@google.com>
5084 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
5087 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
5089 PR tree-optimization/33597
5090 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
5091 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
5093 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
5095 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
5096 instead of variants of (!reload_in_progress && !reload_completed).
5097 (x86_expand_vector_move): Ditto.
5099 2007-09-28 Ollie Wild <aaw@google.com>
5102 2007-09-27 Ollie Wild <aaw@google.com>
5104 * varasm.c (compare_constant): Removed call to
5105 lang_hooks.expand_constant.
5106 (copy_constants): Removed call to lang_hooks.expand_constant.
5107 (compute_reloc_for_constant): Removed call to
5108 lang_hooks.expand_constant.
5109 (output_addressed_constants): Removed call to
5110 lang_hooks.expand_constant.
5111 (constructor_static_from_elts_p): Removed call to
5112 lang_hooks.expand_constant.
5113 (output_constant): Removed calls to lang_hooks.expand_constant.
5114 * langhooks.h (struct lang_hooks): Removed field expand_constant.
5115 * langhooks-def.h (lhd_return_tree): Removed.
5116 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
5117 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
5118 * langhooks.c (lhd_return_tree): Removed.
5120 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5123 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
5124 argument to gen_selb.
5126 2007-09-28 Chao-ying Fu <fu@mips.com>
5128 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
5129 * doc/libgcc.texi (Fixed-point fractional library routines):
5130 Fix typos for neg and cmp functions.
5132 2007-09-28 Michael Matz <matz@suse.de>
5134 PR rtl-optimization/33552
5135 * function.c (match_asm_constraints_1): Check for overlap in
5136 inputs and replace all occurences.
5138 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
5140 * config/mips/mips.c (override_options): Fix comment typo.
5142 2007-09-28 Jie Zhang <jie.zhang@analog.com>
5144 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
5145 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
5146 * config/bfin/t-bfin-linux (crti.o): Don't build.
5148 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
5149 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
5151 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
5153 2007-09-27 Ollie Wild <aaw@google.com>
5155 * varasm.c (compare_constant): Removed call to
5156 lang_hooks.expand_constant.
5157 (copy_constants): Removed call to lang_hooks.expand_constant.
5158 (compute_reloc_for_constant): Removed call to
5159 lang_hooks.expand_constant.
5160 (output_addressed_constants): Removed call to
5161 lang_hooks.expand_constant.
5162 (constructor_static_from_elts_p): Removed call to
5163 lang_hooks.expand_constant.
5164 (output_constant): Removed calls to lang_hooks.expand_constant.
5165 * langhooks.h (struct lang_hooks): Removed field expand_constant.
5166 * langhooks-def.h (lhd_return_tree): Removed.
5167 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
5168 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
5169 * langhooks.c (lhd_return_tree): Removed.
5171 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5174 * expr.c (emit_group_load_1): Split constant double when destination
5175 length is half source length.
5177 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
5179 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
5180 (mips_cpu_info): Add tune_flags.
5181 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
5182 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
5184 (override_options): Remove deprecation code. Use branch-likely
5185 instructions for optimize_size or if the tuning flags do not
5186 suggest otherwise. Tweak warning.
5187 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
5189 2007-09-27 Matthias Klose <doko@ubuntu.com>
5191 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
5192 multilib osdirname if it exists.
5193 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
5195 2007-09-27 Ian Lance Taylor <iant@google.com>
5197 PR tree-optimization/33565
5198 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
5199 assignments of comparisons.
5200 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
5201 parameter. Change caller. Defer overflow warnings around call to
5203 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
5204 TREE_NO_WARNING is set on the statement.
5205 * tree-ssa-forwprop.c
5206 (tree_ssa_forward_propagate_single_use_vars): Don't test
5207 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
5208 * tree-cfg.c (fold_cond_expr_cond): Likewise.
5210 2007-09-27 Joseph Myers <joseph@codesourcery.com>
5212 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
5213 reduce offset by units of 0x10000 for SPE vector modes or modes
5214 used with E500 double instructions.
5216 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
5218 * simplify-rtx.c (comparison_result): New.
5219 (simplify_const_relational_operation): Use it instead of the five
5220 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
5221 Improve bounds-checking optimizations; remove subsumed POPCOUNT
5222 optimizations. Extract nonzero_address_p optimizations into a
5223 separate "if" together with optimizations where op1 is const0_rtx.
5224 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
5225 floating-point arguments too when appropriate. Hoist test for ABS
5226 outside the final switch statement.
5227 * cse.c (fold_rtx): Don't look for an IOR equivalent of
5228 folded_arg0 if we found a constant equivalent. Remove
5229 transformations done in simplify-rtx.c for "op0 RELOP op0".
5231 2007-09-27 Jakub Jelinek <jakub@redhat.com>
5233 * builtins.c (expand_builtin, expand_builtin_object_size,
5234 expand_builtin_memory_chk, maybe_emit_chk_warning,
5235 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
5237 * expr.c (expand_expr_real_1): Likewise.
5238 * langhooks-def.h (struct diagnostic_info): Add forward decl.
5239 (lhd_print_error_function): Add third argument.
5240 * langhooks.h (struct diagnostic_info): Add forward decl.
5241 (struct lang_hooks): Add third argument to print_error_function.
5242 * diagnostic.h (diagnostic_info): Add abstract_origin field.
5243 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
5245 (diagnostic_report_current_function): Likewise.
5246 * toplev.c (announce_function): Pass NULL as second argument to
5247 diagnostic_set_last_function.
5248 * diagnostic.c (diagnostic_report_current_function): Add second
5249 argument, pass it as third argument to lang_hooks.print_error_function.
5250 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
5251 to diagnostic_report_current_function.
5252 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
5253 and message.abstract_origin.
5254 (verbatim): Initialize abstract_origin.
5255 * pretty-print.h (text_info): Add abstract_origin field.
5256 * pretty-print.c (pp_base_format): Handle %K.
5257 * langhooks.c (lhd_print_error_function): Add third argument. If
5258 diagnostic->abstract_origin, print virtual backtrace.
5259 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
5260 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
5261 (init_dynamic_diag_info): Likewise.
5263 2007-09-26 David Daney <ddaney@avtrex.com>
5266 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
5267 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
5268 sync_old_nand<mode>, sync_new_nand<mode>,
5269 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
5270 Update length attributes.
5271 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
5272 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
5274 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
5275 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
5276 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
5279 2007-09-26 Richard Guenther <rguenther@suse.de>
5281 PR tree-optimization/33563
5282 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
5283 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
5285 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
5286 get_use_of_stmt_lhs.
5288 2007-09-26 Joseph Myers <joseph@codesourcery.com>
5291 * c-common.c (complete_array_type): Diagnose too-large arrays and
5292 set type to error_mark_node.
5294 2007-09-26 Richard Guenther <rguenther@suse.de>
5296 PR tree-optimization/30375
5297 PR tree-optimization/33560
5298 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
5302 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
5304 * tree-ssa-dse.c (aggregate_vardecl_d): New.
5305 (dse_global_data): Add aggregate_vardecl field.
5306 (dse_possible_dead_store_p): New.
5307 Add prev_defvar variable.
5308 Allow immediate uses and previous immediate uses to differ
5309 if they are setting different parts of the whole.
5310 (get_aggregate_vardecl): New.
5311 (dse_record_partial_aggregate_store): New.
5312 (dse_whole_aggregate_clobbered_p): New.
5313 (dse_partial_kill_p): New.
5314 Call dse_maybe_record_aggregate_store().
5315 When checking whether a STMT and its USE_STMT refer to the
5316 same memory address, check also for partial kills that clobber
5318 Move some variable definitions to the block where they are used.
5319 (aggregate_vardecl_hash): New.
5320 (aggregate_vardecl_eq): New.
5321 (aggregate_vardecl_free): New.
5322 (aggregate_whole_store_p): New.
5323 (tree_ssa_dse): Initialize and free aggregate_vardecl.
5324 Mark which aggregate stores we care about.
5326 2007-09-25 DJ Delorie <dj@redhat.com>
5329 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of XINT.
5331 2007-09-25 Michael Meissner <michael.meissner@amd.com>
5334 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
5335 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
5336 for vector int32 -> int64 conversions. Don't write beyond the end
5337 of the allocated vector for int32 -> int64 conversions.
5339 2007-09-25 Revital Eres <eres@il.ibm.com>
5341 * config/rs6000/paired.h (paired_sel): New.
5342 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
5343 (rs6000_expand_ternop_builtin): Pass zero const_double operand
5344 when expanding selv2sf.
5345 * config/rs6000/rs6000.h (rs6000_builtins): Add
5346 PAIRED_BUILTIN_SELV2SF4.
5348 2007-09-25 Joseph Myers <joseph@codesourcery.com>
5351 * c-typeck.c (default_conversion): Call require_complete_type
5352 before perform_integral_promotions.
5353 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
5354 (build_c_cast): Call require_complete_type except for casts to
5356 (convert_for_assignment): Call require_complete_type.
5358 2007-09-25 Revital Eres <eres@il.ibm.com>
5360 * config/spu/spu.md: Fix doloop pattern.
5362 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
5364 * config/bfin/bfin.c (expand_prologue_reg_save,
5365 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
5366 and ASTAT moved here...
5367 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
5368 ... from here. New argument ALL; callers changed.
5369 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
5370 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
5371 have the "saveall" attribute.
5373 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
5375 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
5377 (INCOMING_REGNO, OUTGOING_REGNO): Define.
5378 * config/mmix/mmix.c (mmix_opposite_regno): New function.
5379 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
5381 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
5382 with REG_P tests before REGNO access.
5384 2007-09-24 DJ Delorie <dj@redhat.com>
5387 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
5389 (movqicc_<code>_<mode>): Likewise.
5390 (movhicc_<code>_<mode>): Likewise.
5392 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
5395 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
5396 register for reload.
5398 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
5401 * config/i386/i386.c (ix86_comp_type_attributes): Check
5404 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5406 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
5407 "move.l %a4,%a4" to produce nops.
5408 * config/m68k/m68k.c (override_options): Reset align options,
5409 if neccessary align macro isn't avaible.
5411 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5413 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
5415 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5417 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
5419 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
5420 reload is completed.
5421 (peephole pattern): Convert most of them to RTL peephole pattern.
5423 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5425 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
5426 (moved from fp compare patterns).
5427 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
5428 Cleanup predicates to relieve reload.
5429 (conditional_trap): Reject conditional trap with fp condition.
5430 * config/m68k/predicates.md (fp_src_operand): New, reject
5431 certain constants early.
5433 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5435 * final.c (final_scan_insn): Remove accidentally duplicated code.
5437 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5439 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
5440 Allow --with-tune=cell and --with-cpu=cell.
5442 2007-09-24 David Edelsohn <edelsohn@gnu.org>
5444 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
5445 * config/rs6000/rs6000.opt (swdiv): Change option to ...
5447 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
5449 (TARGET_BUILTIN_RECIPROCAL): Use it.
5450 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
5451 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
5452 (rs6000_emit_swrsqrtsf): New.
5453 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
5455 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
5456 (divsf3): Remove swdiv support.
5459 (rsqrt_internal1): New.
5460 (divdf3): Remove swdiv support.
5463 2007-09-24 Jakub Jelinek <jakub@redhat.com>
5466 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
5468 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
5469 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
5470 * tree.c (type_hash_eq): For FUNCTION_TYPE use
5471 lang_hooks.type.type_hash_eq in addition to generic tests.
5473 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
5474 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
5476 * tree-inline.h (eni_weights): Add field target_builtin_cost to
5477 reflect the cost per call to a target specific builtin.
5478 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
5479 call to a target specific builtin, then use target_builtin_call_cost.
5480 (init_inline_once): Initialize target_builtin_call_cost field.
5482 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
5485 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
5488 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
5490 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
5491 * configure: Regenerated.
5493 2007-09-23 Ollie Wild <aaw@google.com>
5495 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
5497 (get_pointer_modulus_and_residue): New function.
5499 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5501 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
5502 combine an SC return value into a single register.
5504 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5506 * opth-gen.awk (target_flags_explicit): Declare.
5507 * toplev.h (target_flags_explicit): Delete declaration.
5508 * toplev.c (target_flags): Likewise.
5509 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
5510 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
5511 Never return true for TARGET_MIPS16.
5512 * config/mips/mips.c (mips_llsc): Delete.
5513 (mips_handle_option): Remove -mllsc handling.
5514 (mips_strip_unspec_address): Tweak comment.
5515 * config/mips/mips.opt (mllsc): Use a target mask.
5517 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5519 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
5520 word_mode as well as Pmode.
5522 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5524 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
5525 parameters from word_mode to the subword type if such a truncation
5528 2007-09-23 Jakub Jelinek <jakub@redhat.com>
5530 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
5531 * configure: Regenerated.
5533 2007-09-23 Jan Hubicka <jh@suse.cz>
5535 * params.def (INLINE_CALL_COST): Set to 12.
5536 * invoke.texi (inline-call-cost): Update default value.
5538 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
5540 * config/alpha/alpha.md (movti): Use operand_subword for the split.
5542 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
5543 Revital Eres <eres@il.ibm.com>
5545 * modulo-sched.c (doloop_register_get): Rewrite the loop which
5546 checks whether the count_reg is found outside the control part.
5548 2007-09-23 Jakub Jelinek <jakub@redhat.com>
5550 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
5551 instead of checking CALL_EXPR_FN directly to test for builtins.
5552 If error or warning attributes are present, print
5553 error resp. warning.
5554 * c-common.c (handle_error_attribute): New function.
5555 (c_common_attribute_table): Add error and warning
5557 * doc/extend.texi: Document error and warning attributes.
5559 * tree.h (block_nonartificial_location): New prototype.
5560 * tree.c (block_nonartificial_location): New function.
5561 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
5562 if artificial attribute is present on abstract inline decl.
5563 * c-common.c (handle_artificial_attribute): New function.
5564 (c_common_attribute_table): Add artificial attribute.
5565 * final.c (override_filename, override_linenum): New variables.
5566 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
5567 and override_linenum if inside of a block inlined from
5568 __attribute__((__artificial__)) function.
5569 (notice_source_line): Honor override_filename and override_linenum.
5570 * doc/extend.texi: Document __attribute__((__artificial__)).
5571 * config/i386/emmintrin.h: Add __artificial__ attribute to
5572 all __always_inline__ functions.
5573 * config/i386/mmintrin.h: Likewise.
5574 * config/i386/tmmintrin.h: Likewise.
5575 * config/i386/mm3dnow.h: Likewise.
5576 * config/i386/pmmintrin.h: Likewise.
5577 * config/i386/ammintrin.h: Likewise.
5578 * config/i386/xmmintrin.h: Likewise.
5579 * config/i386/smmintrin.h: Likewise.
5580 * config/i386/bmmintrin.h: Likewise.
5581 * config/i386/mmintrin-common.h: Likewise.
5584 * expr.c (expand_constructor): New function.
5585 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
5586 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
5589 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5591 * config/mips/mips.c (dump_constants_1): Generalize to include
5592 fractional and accumulator modes.
5594 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5596 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
5597 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
5599 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
5600 TARGET_HARD_FLOAT when testing whether -mpaired-single is
5602 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
5604 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
5606 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
5607 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
5609 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
5610 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
5611 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
5613 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
5615 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
5616 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
5617 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
5619 2007-09-22 Jason Merrill <jason@redhat.com>
5622 * attribs.c (lookup_attribute_spec): Split out...
5623 (decl_attributes): From here.
5624 * tree.h: Declare it.
5626 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
5628 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
5630 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
5632 * tree-inline.c (remap_type_1): Correctly chain variants.
5634 2007-09-22 Richard Guenther <rguenther@suse.de>
5636 PR tree-optimization/33146
5637 * fold-const.c (fold_binary): Use the original tree for negating.
5638 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
5639 also changes "sign".
5641 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
5644 * except.c (finish_eh_generation): Call commit_edge_insertions if
5645 there are insns queued on the entry edge.
5646 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
5649 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
5651 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
5653 2007-09-19 Michael Meissner <michael.meissner@amd.com>
5655 * config/i386/i386.c: Delete trailing whitespace.
5656 * config/i386/i386.h: Ditto.
5657 * config/i386/bmmintrin.h: Ditto.
5658 * config/i386/sync.md: Ditto.
5659 * config/i386/ppro.md: Ditto.
5660 * config/i386/mmx.md: Ditto.
5661 * config/i386/constraints.md: Ditto.
5662 * config/i386/sse.md: Ditto.
5663 * config/i386/athlon.md: Ditto.
5664 * config/i386/i386.md: Ditto.
5666 2007-09-21 Richard Guenther <rguenther@suse.de>
5668 PR tree-optimization/33508
5669 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
5670 quadratic loop by keeping a bitmap of variables we have
5671 to clobber all subvariables for.
5672 (set_initial_properties): Likewise.
5674 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
5676 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
5678 2007-09-20 Nigel Stephens <nigel@mips.com>
5679 Chao-ying Fu <fu@mips.com>
5681 * c-decl.c (finish_declspecs): When _Sat is used without
5682 _Fract or _Accum, set the default type to cts_fract.
5683 This avoids a warning of "type defaults to int".
5685 2007-09-20 Joseph Myers <joseph@codesourcery.com>
5687 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
5688 bit-fields wider than one bit.
5690 2007-09-20 Jakub Jelinek <jakub@redhat.com>
5693 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
5695 * dbxout.c (dbxout_type): Likewise.
5699 * gimplify.c (gimplify_vla_decl): New function.
5700 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
5702 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
5704 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
5706 * doc/invoke.texi (-minterlink-mips16): Document.
5707 * config/mips/mips.opt (minterlink-mips16): New option.
5708 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
5711 2007-09-20 Joseph Myers <joseph@codesourcery.com>
5713 * doc/extend.texi (Attribute Syntax): Remove old speculative
5716 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
5718 * combine.c: Include cgraph.h.
5719 (setup_incoming_promotions): Rework to allow more aggressive
5720 elimination of sign extensions when all call sites of the
5721 current function are known to lie within the current unit.
5723 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
5725 * dse.c (find_shift_sequence): No-op rework of control flow.
5727 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
5729 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
5730 GPR for DCmode on 64-bit targets. Remove redundant fallback.
5732 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5734 * cfgexpand.c (dump_stack_var_partition): Use the correct
5735 index for the offset.
5737 2007-09-19 Joseph Myers <joseph@codesourcery.com>
5739 * config/mips/sde.h: Switch to GPLv3.
5741 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
5743 * tree-sra.c (decide_block_copy): Decide if there are groups.
5745 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
5747 * config/m68k/m68k.c (output_move_himode): Remove jump table
5749 config/m68k/m68k.md (lea): Likewise.
5750 * config/m68k/m68k.c (print_operand_address): Use simple pc
5751 relative addressing.
5753 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
5755 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
5756 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
5758 (asm_insn_count): Pass template as second argument to it.
5759 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5760 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5761 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5762 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5763 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5764 (sh_insn_length_adjustment): Pass template as second argument to it.
5765 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
5767 * config/bfin/bfin.md (define_asm_attributes): New.
5769 2007-09-19 Jie Zhang <jie.zhang@analog.com>
5771 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
5773 * config/bfin/print-sysroot-suffix.sh: New.
5774 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
5775 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5776 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5777 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
5778 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5779 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5780 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
5781 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5782 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5783 (linux-sysroot-suffix.h): New target.
5784 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
5785 (mspecld-anomaly): Likewise.
5786 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
5787 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
5788 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
5789 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
5790 (bfin_si_revision): Declare.
5791 (bfin_workarounds): Declare.
5792 (WA_SPECULATIVE_LOADS): Define.
5793 (ENABLE_WA_SPECULATIVE_LOADS): Define.
5794 (WA_SPECULATIVE_SYNCS): Define.
5795 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
5796 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
5797 (LIB_SPEC): Add %s to the linker scripts.
5798 Use proper linker script for bf522, bf525, bf527,
5799 bf538, bf539, bf542, bf544, bf548, and bf549.
5800 * config/bfin/bfin.c (bfin_si_revision): Define.
5801 (bfin_workarounds): Define.
5802 (struct bfin_cpu): New.
5804 (bfin_handle_option): Handle silicon revision part of -mcpu option.
5805 (override_options): Set bfin_workarounds.
5806 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
5807 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
5808 ENABLE_WA_SPECULATIVE_LOADS.
5809 (bfin_reorg): Likewise.
5810 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5811 macros for bf522, bf525, bf527, bf538, bf539,
5812 bf542, bf544, bf548, and bf549.
5813 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
5814 Don't define __ID_SHARED_LIB__ when -msep-data.
5815 (TARGET_DEFAULT): Define as 0.
5816 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
5817 * doc/invoke.texi (Blackfin Options): Document silicon
5818 revision part of -mcpu option and it now accepts bf522, bf525,
5819 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
5821 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5823 * alias.c (memory_modified_1): Deconstify.
5824 (memory_modified_in_insn_p): Don't use const_note_stores.
5825 * rtl.h (const_note_stores): Delete.
5826 * rtlanal.c (const_note_stores): Likewise.
5828 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5830 * dse.c (find_shift_sequence): Temporarily revert to forbidding
5833 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
5837 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
5838 (addsi_small_int): Likewise.
5839 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
5840 (one_cmplsi2): Likewise.
5842 (enter_func): Expand insn using hard_frame_pointer_rtx and
5845 * config/fr30/fr30.c (fr30_expand_prologue): Check for
5846 hard_frame_pointer_rtx instead of using REGNO() check.
5847 Properly sign extend GEN_INT() argument.
5849 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
5851 * config/m68k/m68k.c (override_options): Remove USE_GAS,
5853 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
5854 alternatives with just jcc.
5855 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
5856 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
5857 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
5858 dbge_hi, dbge_si): Likewise.
5860 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
5862 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
5863 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
5864 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
5865 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
5866 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
5868 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5870 * config/m68k/m68k-devices.def (51qe): New device.
5871 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
5872 to all uses of FL_FOR_isa_c for compatibility.
5873 (all_microarchs): Add cfv1 microarchitecture.
5874 (m68k_handle_option): Handle m51qe option.
5875 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
5876 (TUNE_CFV1): New macro.
5877 (enum uarch_type): Add ucfv1.
5878 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
5880 2007-09-18 Richard Guenther <rguenther@suse.de>
5882 PR tree-optimization/31863
5883 * tree-ssa-structalias.c (create_variable_info_for): Always
5884 free the fieldstack.
5886 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
5888 * opts.c (decode_options): Enable vectorization under -O3.
5890 2007-09-18 Richard Guenther <rguenther@suse.de>
5892 PR tree-optimization/33340
5893 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
5894 SSA_NAMEs that occur in abnormal PHI nodes.
5896 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5898 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
5899 Don't use const_get_call_expr_in.
5900 * tree-gimple.c (const_get_call_expr_in): Delete.
5901 * tree-gimple.h (const_get_call_expr_in): Likewise.
5903 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5905 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
5906 not yet have a basic block.
5907 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
5909 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5911 * config/mips/mips.c (mips_file_start): Add ".previous" directives
5912 to both ".section"s.
5914 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
5916 * config/mips/mips.c (mips_output_mi_thunk): Use
5917 mips_function_ok_for_sibcall and const_call_insn_operand
5918 to determine if a direct sibcall is allowed. Use
5919 mips_classify_symbol to determine a global pointer is needed.
5921 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
5923 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
5925 2007-09-17 Chao-ying Fu <fu@mips.com>
5926 Nigel Stephens <nigel@mips.com>
5928 * config/fixed-bit.h: New file.
5929 * config/fixed-bit.c: New file.
5930 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
5932 2007-09-18 Jakub Jelinek <jakub@redhat.com>
5934 * c-format.h (format_kind_info): Add alloc_char field.
5935 * c-format.c (scanf_flag_specs): Add 'm'.
5936 (scanf_flag_pairs): Add 'a', 'm' pair.
5937 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
5938 (format_types_orig): Add alloc_char fields.
5939 (check_format_info_main): Rename aflag to alloc_flag.
5940 Handle fki->alloc_char. modifier after width and before length
5941 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
5942 length modifiers as well.
5943 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
5946 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
5947 returned by build_call_expr.
5949 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
5951 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
5952 NULL for variable-sized records too.
5953 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
5955 2007-09-17 Tom Tromey <tromey@redhat.com>
5957 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
5958 (c_builtin_function): Likewise.
5959 (grokdeclarator): Likewise.
5961 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
5963 PR rtl-optimization/26449
5964 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
5965 (seq_insns_valid_p): Removed.
5967 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
5969 * tree-nomudflap.c (gate_mudflap): New static function.
5970 (pass_mudflap_1): Use it as gate function.
5971 (pass_mudflap_2): Likewise.
5973 2007-09-17 Jan Hubicka <jh@suse.cz>
5977 * loop-invariant.c (move_invariant_reg): Unshare sequence.
5979 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
5981 PR tree-optimization/33319
5982 * tree-vect-analyze.c (vect_same_range_drs): New.
5983 (vect_vfa_range_equal): New.
5984 (vect_is_duplicate_ddr): Removed.
5985 (vect_mark_for_runtime_alias_test): Do not perform marking when
5986 optimizing for size or max_param for alias checking is zero.
5987 Move the function before vect_analyze_data_ref_dependence.
5988 (vect_analyze_data_ref_dependence): Add call to
5989 vect_mark_for_runtime_alias_test in two cases when dependence
5991 (vect_analyze_data_ref_dependences): Do not call to
5992 vect_mark_for_runtime_alias_test.
5993 (vect_prune_runtime_alias_test_list): New.
5994 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
5995 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
5996 Update vec_outside_cost.
5997 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
5998 (vect_create_cond_for_alias_checks): Build the base address of data
5999 reference from DR_GROUP_FIRST_DR.
6000 (vect_loop_versioning): New.
6001 (vect_transform_loop): Add a call to vect_loop_versioning.
6002 Remove factored out code.
6004 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6007 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
6010 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
6012 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
6013 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
6014 Fix the call to insn_rtx_cost. Skip access sizes that require a
6015 real truncation of the store register. Use convert_move instead
6016 of gen_lowpart when narrowing the result.
6017 (replace_read): Use convert_move instead of gen_lowpart when
6018 narrowing the store rhs.
6020 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
6022 * config/mips/mips.md (SHORT): Fix long line.
6023 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
6024 to QImode and HImode.
6026 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
6028 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
6030 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
6032 * tree-parloops.c: New file.
6033 * tree-ssa-operands.h (free_stmt_operands): Declare.
6034 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
6036 * tree-pass.h (pass_parallelize_loops): Declare.
6037 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
6039 (build_omp_regions_1): Allow analysing just a single OMP region and
6041 ( build_omp_regions_root, omp_expand_local): New functions.
6042 (build_omp_regions): Add argument to build_omp_regions_1 call.
6043 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
6044 autoparallelization is run.
6045 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
6046 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
6047 pass_parallelize_loops): New.
6048 * common.opt (ftree-parallelize-loops): New.
6049 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
6050 parallelize_loops): Declare.
6051 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
6052 * Makefile.in (tree-parloops.o): Added.
6053 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
6055 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
6056 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
6057 one extra edge as well.
6058 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
6059 Use VEC_free to free doms vector.
6060 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
6061 operands. Recompute operand caches in the new function.
6062 (move_sese_region_to_fn): Update loop info.
6063 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
6064 * tree-ssa-operands.c (free_stmt_operands): New function.
6066 * doc/passes.texi: Document autoparallelization.
6067 * doc/invoke.texi (-ftree-parallelize-loops): New option.
6069 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6072 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
6075 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
6077 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
6078 the VEC is not NULL.
6079 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
6080 get_vectype_for_scalar_type succeeded.
6081 (vectorizable_conversion): Likewise.
6083 2007-09-14 Jan Hubicka <jh@suse.cz>
6085 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
6088 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
6091 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
6092 register when operands[2] equals operands[1].
6093 (remainderxf3): Ditto.
6095 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
6096 Nigel Stephens <nigel@mips.com>
6098 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
6099 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
6100 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to declaration.
6101 (_Unwind_ForcedUnwind): Likewise.
6102 (_Unwind_Resume): Likewise.
6103 (_Unwind_Resume_or_Rethrow): Likewise.
6104 (_Unwind_Backtrace): Likewise.
6105 (_Unwind_SjLj_RaiseException): Likewise.
6106 (_Unwind_SjLj_ForcedUnwind): Likewise.
6107 (_Unwind_SjLj_Resume): Likewise.
6108 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
6109 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
6111 (_Unwind_ForcedUnwind): Likewise.
6112 (_Unwind_Resume): Likewise.
6113 (_Unwind_Resume_or_Rethrow): Likewise.
6114 (_Unwind_Backtrace): Likewise.
6115 * unwind-compat.c (_Unwind_Backtrace): Likewise.
6116 (_Unwind_ForcedUnwind): Likewise.
6117 (_Unwind_RaiseException): Likewise.
6118 (_Unwind_Resume): Likewise.
6119 (_Unwind_Resume_or_Rethrow): Likewise.
6121 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
6122 nomips16 mode when IN_LIBGCC2 with hard float.
6124 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
6126 * config/mips/sdemtk.opt: Update to GPLv3.
6127 * config/mips/sdemtk.h: Likewise.
6129 2007-09-14 Nigel Stephens <nigel@mips.com>
6131 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
6132 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
6133 for mipsisa32-*-linux*.
6135 2007-09-14 Nigel Stephens <nigel@mips.com>
6136 David Ung <davidu@mips.com>
6137 Thiemo Seufer <ths@mips.com>
6138 Richard Sandiford <richard@codesourcery.com>
6140 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
6141 * configure.ac: Add a mipssde threading type.
6142 * configure: Regenerate.
6143 * config/mips/sdemtk.h: New file.
6144 * config/mips/t-sdemtk: Likewise.
6145 * config/mips/sdemtk.opt: Likewise.
6146 * gthr-mipssde.h: Likewise.
6147 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
6148 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
6149 (MIPS_ICACHE_SYNC): New macro, split from ...
6150 * config/mips/mips.md (clear_cache): ...here.
6151 * config/mips/mips.c (mips_save_reg_p): Check
6152 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
6153 (build_mips16_function_stub): Use targetm.strip_name_encoding.
6154 (build_mips16_call_stub): Likewise.
6156 2007-09-14 Richard Sandiford <richard@codesourcery.com>
6158 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
6160 2007-09-14 Jakub Jelinek <jakub@redhat.com>
6163 * config/ia64/ia64.c (find_gr_spill): Don't decrement
6164 current_frame_info.n_local_regs. Don't return emitted local regs.
6165 (ia64_compute_frame_size): Improve unwind hack to put
6166 RP, PFS, FP in that order by allowing some of the registers
6167 been already emitted, as long as they are emitted to the
6170 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6172 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
6173 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
6174 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
6176 2007-09-13 Eric Christopher <echristo@apple.com>
6177 Kenneth Zadeck <zadeck@naturalbridge.com>
6179 * dse.c (find_shift_sequence): New function.
6180 (replace_read): Add case to remove read if it requires shift.
6181 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
6183 2007-09-13 Tom Tromey <tromey@redhat.com>
6185 * c-common.c (fname_as_string): Update.
6186 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
6187 (c_lex_one_token): Update. Add 'parser' argument.
6188 (c_parser_simple_asm_expr): Update.
6189 (c_parser_attributes): Update.
6190 (c_parser_asm_statement): Update.
6191 (c_parser_asm_operands): Update.
6192 (c_parser_peek_token): Update.
6193 (c_parser_peek_2nd_token): Update.
6194 * c-lex.c (c_lex_string_translate): Remove.
6195 (c_lex_return_raw_strings): Likewise.
6196 (c_lex_with_flags): Added 'lex_flags' argument.
6197 (lex_string): Added 'translate' argument.
6198 * c-pragma.h (c_lex_with_flags): Update.
6199 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
6200 (C_LEX_STRING_NO_TRANSLATE): New define.
6201 (C_LEX_RAW_STRINGS): Likewise.
6203 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
6206 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
6207 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
6208 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
6209 (bfin_init_builtins): Initialize __builtin_bfin_ones,
6210 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
6211 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
6212 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
6213 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
6214 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
6215 (bdesc_1arg): Add __builtin_bfin_ones.
6216 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
6217 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
6218 and __builtin_bfin_csqu_fr16.
6219 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
6220 (ones): New define_insn.
6221 (ssaddhi3_parts): New define_insn.
6222 (sssubhi3_parts): New define_insn.
6223 (flag_mulhi_parts): New define_insn.
6225 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
6227 * common.opt (femit-class-debug-always): Turn off by default.
6229 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
6231 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
6232 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
6234 2007-09-13 James E. Wilson <wilson@specifix.com>
6236 PR tree-optimization/33389
6237 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
6238 then set build_loads before returning.
6240 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
6241 David Ung <davidu@mips.com>
6243 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
6244 {d}addiu and a negative immediate such that it works with MIPS16
6247 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
6250 * configure.ac (ld_vers): Support Linux linker.
6251 * configure: Regenerated.
6253 2007-09-13 Richard Sandiford <richard@codesourcery.com>
6254 Sandra Loosemore <sandra@codesourcery.com>
6256 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
6257 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
6258 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
6259 nomips16 into decl attributes.
6260 (TARGET_INSERT_ATTRIBUTES): Override.
6261 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
6262 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
6263 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
6264 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
6265 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
6266 (mips_use_mips16_mode_p): Reimplement as a function that takes
6267 a decl and considers only decl attributes. If the decl is nested
6268 function, use its parent attributes.
6269 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
6270 instead of SYMBOL_REF_MIPS16_FUNC_P.
6271 (mips_set_mips16_mode): Move call to sorry here from old
6272 mips_use_mips16_mode_p.
6273 (mflip_mips16_entry): New structure.
6274 (mflip_mips16_htab): New variable.
6275 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
6276 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
6277 (mips_merge_decl_attributes): New function.
6278 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
6279 Use mips_use_mips16_mode_p.
6280 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
6281 SYMBOL_REF_MIPS16_FUNC_P.
6282 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
6284 2007-09-13 Richard Sandiford <richard@codesourcery.com>
6286 * c-parser.c (c_parser_struct_declaration): Check for a null return.
6288 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6291 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
6293 2007-09-12 Michael Meissner <michael.meissner@amd.com>
6294 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6295 Tony Linthicum <tony.linthicum@amd.com>
6297 * tree.h (function_args_iterator): New type to iterate over
6299 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
6300 function arguments providing a pointer to the argument.
6301 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
6302 function arguments providing the argument.
6303 (function_args_iter_init): Inline function to initialize
6304 function_args_iterator.
6305 (function_args_iter_cond_ptr): Inline function to return the next
6306 pointer to hold the argument.
6307 (function_args_iter_cond): Inline function to return the next
6309 (function_args_iter_cond_next): Advance the function args iterator.
6310 (stdarg_p): New function, return true if variable argument function.
6311 (prototype_p): New function, return true if function is prototyped.
6312 (function_args_count): New function, count the number of arguments
6315 * tree.c (stdarg_p): New function, return true if variable
6317 (prototype_p): New function, return true if function is prototyped.
6319 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6320 (TARGET_ROUND): New macro for the round/ptest instructions which
6321 are shared between SSE4.1 and SSE5.
6322 (OPTION_MASK_ISA_ROUND): Ditto.
6323 (OPTION_ISA_ROUND): Ditto.
6324 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6325 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6327 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6328 (-mfused-madd): New switch to give users control over whether the
6329 compiler optimizes to use the multiply/add SSE5 instructions.
6331 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
6332 m_ATHLON_K8_AMDFAM10, and change all uses.
6333 (enum pta_flags): Add PTA_SSE5.
6334 (ix86_handle_option): Turn off 3dnow if -msse5.
6335 (override_options): Add SSE5 support.
6336 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6338 (ix86_expand_sse_movcc): Add SSE5 support.
6339 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6340 vector type to the next largest size.
6341 (ix86_expand_sse5_pack): New function to use pperm to pack a
6342 vector type to the next smallest size.
6343 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6344 (IX86_BUILTIN_FMADDSD): Ditto.
6345 (IX86_BUILTIN_FMADDPS): Ditto.
6346 (IX86_BUILTIN_FMADDPD): Ditto.
6347 (IX86_BUILTIN_FMSUBSS): Ditto.
6348 (IX86_BUILTIN_FMSUBSD): Ditto.
6349 (IX86_BUILTIN_FMSUBPS): Ditto.
6350 (IX86_BUILTIN_FMSUBPD): Ditto.
6351 (IX86_BUILTIN_FNMADDSS): Ditto.
6352 (IX86_BUILTIN_FNMADDSD): Ditto.
6353 (IX86_BUILTIN_FNMADDPS): Ditto.
6354 (IX86_BUILTIN_FNMADDPD): Ditto.
6355 (IX86_BUILTIN_FNMSUBSS): Ditto.
6356 (IX86_BUILTIN_FNMSUBSD): Ditto.
6357 (IX86_BUILTIN_FNMSUBPS): Ditto.
6358 (IX86_BUILTIN_FNMSUBPD): Ditto.
6359 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6360 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6361 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6362 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6363 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6364 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6365 (IX86_BUILTIN_PPERM): Ditto.
6366 (IX86_BUILTIN_PERMPS): Ditto.
6367 (IX86_BUILTIN_PERMPD): Ditto.
6368 (IX86_BUILTIN_PMACSSWW): Ditto.
6369 (IX86_BUILTIN_PMACSWW): Ditto.
6370 (IX86_BUILTIN_PMACSSWD): Ditto.
6371 (IX86_BUILTIN_PMACSWD): Ditto.
6372 (IX86_BUILTIN_PMACSSDD): Ditto.
6373 (IX86_BUILTIN_PMACSDD): Ditto.
6374 (IX86_BUILTIN_PMACSSDQL): Ditto.
6375 (IX86_BUILTIN_PMACSSDQH): Ditto.
6376 (IX86_BUILTIN_PMACSDQL): Ditto.
6377 (IX86_BUILTIN_PMACSDQH): Ditto.
6378 (IX86_BUILTIN_PMADCSSWD): Ditto.
6379 (IX86_BUILTIN_PMADCSWD): Ditto.
6380 (IX86_BUILTIN_PHADDBW): Ditto.
6381 (IX86_BUILTIN_PHADDBD): Ditto.
6382 (IX86_BUILTIN_PHADDBQ): Ditto.
6383 (IX86_BUILTIN_PHADDWD): Ditto.
6384 (IX86_BUILTIN_PHADDWQ): Ditto.
6385 (IX86_BUILTIN_PHADDDQ): Ditto.
6386 (IX86_BUILTIN_PHADDUBW): Ditto.
6387 (IX86_BUILTIN_PHADDUBD): Ditto.
6388 (IX86_BUILTIN_PHADDUBQ): Ditto.
6389 (IX86_BUILTIN_PHADDUWD): Ditto.
6390 (IX86_BUILTIN_PHADDUWQ): Ditto.
6391 (IX86_BUILTIN_PHADDUDQ): Ditto.
6392 (IX86_BUILTIN_PHSUBBW): Ditto.
6393 (IX86_BUILTIN_PHSUBWD): Ditto.
6394 (IX86_BUILTIN_PHSUBDQ): Ditto.
6395 (IX86_BUILTIN_PROTB): Ditto.
6396 (IX86_BUILTIN_PROTW): Ditto.
6397 (IX86_BUILTIN_PROTD): Ditto.
6398 (IX86_BUILTIN_PROTQ): Ditto.
6399 (IX86_BUILTIN_PROTB_IMM): Ditto.
6400 (IX86_BUILTIN_PROTW_IMM): Ditto.
6401 (IX86_BUILTIN_PROTD_IMM): Ditto.
6402 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6403 (IX86_BUILTIN_PSHLB): Ditto.
6404 (IX86_BUILTIN_PSHLW): Ditto.
6405 (IX86_BUILTIN_PSHLD): Ditto.
6406 (IX86_BUILTIN_PSHLQ): Ditto.
6407 (IX86_BUILTIN_PSHAB): Ditto.
6408 (IX86_BUILTIN_PSHAW): Ditto.
6409 (IX86_BUILTIN_PSHAD): Ditto.
6410 (IX86_BUILTIN_PSHAQ): Ditto.
6411 (IX86_BUILTIN_FRCZSS): Ditto.
6412 (IX86_BUILTIN_FRCZSD): Ditto.
6413 (IX86_BUILTIN_FRCZPS): Ditto.
6414 (IX86_BUILTIN_FRCZPD): Ditto.
6415 (IX86_BUILTIN_CVTPH2PS): Ditto.
6416 (IX86_BUILTIN_CVTPS2PH): Ditto.
6417 (IX86_BUILTIN_COMEQSS): Ditto.
6418 (IX86_BUILTIN_COMNESS): Ditto.
6419 (IX86_BUILTIN_COMLTSS): Ditto.
6420 (IX86_BUILTIN_COMLESS): Ditto.
6421 (IX86_BUILTIN_COMGTSS): Ditto.
6422 (IX86_BUILTIN_COMGESS): Ditto.
6423 (IX86_BUILTIN_COMUEQSS): Ditto.
6424 (IX86_BUILTIN_COMUNESS): Ditto.
6425 (IX86_BUILTIN_COMULTSS): Ditto.
6426 (IX86_BUILTIN_COMULESS): Ditto.
6427 (IX86_BUILTIN_COMUGTSS): Ditto.
6428 (IX86_BUILTIN_COMUGESS): Ditto.
6429 (IX86_BUILTIN_COMORDSS): Ditto.
6430 (IX86_BUILTIN_COMUNORDSS): Ditto.
6431 (IX86_BUILTIN_COMFALSESS): Ditto.
6432 (IX86_BUILTIN_COMTRUESS): Ditto.
6433 (IX86_BUILTIN_COMEQSD): Ditto.
6434 (IX86_BUILTIN_COMNESD): Ditto.
6435 (IX86_BUILTIN_COMLTSD): Ditto.
6436 (IX86_BUILTIN_COMLESD): Ditto.
6437 (IX86_BUILTIN_COMGTSD): Ditto.
6438 (IX86_BUILTIN_COMGESD): Ditto.
6439 (IX86_BUILTIN_COMUEQSD): Ditto.
6440 (IX86_BUILTIN_COMUNESD): Ditto.
6441 (IX86_BUILTIN_COMULTSD): Ditto.
6442 (IX86_BUILTIN_COMULESD): Ditto.
6443 (IX86_BUILTIN_COMUGTSD): Ditto.
6444 (IX86_BUILTIN_COMUGESD): Ditto.
6445 (IX86_BUILTIN_COMORDSD): Ditto.
6446 (IX86_BUILTIN_COMUNORDSD): Ditto.
6447 (IX86_BUILTIN_COMFALSESD): Ditto.
6448 (IX86_BUILTIN_COMTRUESD): Ditto.
6449 (IX86_BUILTIN_COMEQPS): Ditto.
6450 (IX86_BUILTIN_COMNEPS): Ditto.
6451 (IX86_BUILTIN_COMLTPS): Ditto.
6452 (IX86_BUILTIN_COMLEPS): Ditto.
6453 (IX86_BUILTIN_COMGTPS): Ditto.
6454 (IX86_BUILTIN_COMGEPS): Ditto.
6455 (IX86_BUILTIN_COMUEQPS): Ditto.
6456 (IX86_BUILTIN_COMUNEPS): Ditto.
6457 (IX86_BUILTIN_COMULTPS): Ditto.
6458 (IX86_BUILTIN_COMULEPS): Ditto.
6459 (IX86_BUILTIN_COMUGTPS): Ditto.
6460 (IX86_BUILTIN_COMUGEPS): Ditto.
6461 (IX86_BUILTIN_COMORDPS): Ditto.
6462 (IX86_BUILTIN_COMUNORDPS): Ditto.
6463 (IX86_BUILTIN_COMFALSEPS): Ditto.
6464 (IX86_BUILTIN_COMTRUEPS): Ditto.
6465 (IX86_BUILTIN_COMEQPD): Ditto.
6466 (IX86_BUILTIN_COMNEPD): Ditto.
6467 (IX86_BUILTIN_COMLTPD): Ditto.
6468 (IX86_BUILTIN_COMLEPD): Ditto.
6469 (IX86_BUILTIN_COMGTPD): Ditto.
6470 (IX86_BUILTIN_COMGEPD): Ditto.
6471 (IX86_BUILTIN_COMUEQPD): Ditto.
6472 (IX86_BUILTIN_COMUNEPD): Ditto.
6473 (IX86_BUILTIN_COMULTPD): Ditto.
6474 (IX86_BUILTIN_COMULEPD): Ditto.
6475 (IX86_BUILTIN_COMUGTPD): Ditto.
6476 (IX86_BUILTIN_COMUGEPD): Ditto.
6477 (IX86_BUILTIN_COMORDPD): Ditto.
6478 (IX86_BUILTIN_COMUNORDPD): Ditto.
6479 (IX86_BUILTIN_COMFALSEPD): Ditto.
6480 (IX86_BUILTIN_COMTRUEPD): Ditto.
6481 (IX86_BUILTIN_PCOMEQUB): Ditto.
6482 (IX86_BUILTIN_PCOMNEUB): Ditto.
6483 (IX86_BUILTIN_PCOMLTUB): Ditto.
6484 (IX86_BUILTIN_PCOMLEUB): Ditto.
6485 (IX86_BUILTIN_PCOMGTUB): Ditto.
6486 (IX86_BUILTIN_PCOMGEUB): Ditto.
6487 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6488 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6489 (IX86_BUILTIN_PCOMEQUW): Ditto.
6490 (IX86_BUILTIN_PCOMNEUW): Ditto.
6491 (IX86_BUILTIN_PCOMLTUW): Ditto.
6492 (IX86_BUILTIN_PCOMLEUW): Ditto.
6493 (IX86_BUILTIN_PCOMGTUW): Ditto.
6494 (IX86_BUILTIN_PCOMGEUW): Ditto.
6495 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6496 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6497 (IX86_BUILTIN_PCOMEQUD): Ditto.
6498 (IX86_BUILTIN_PCOMNEUD): Ditto.
6499 (IX86_BUILTIN_PCOMLTUD): Ditto.
6500 (IX86_BUILTIN_PCOMLEUD): Ditto.
6501 (IX86_BUILTIN_PCOMGTUD): Ditto.
6502 (IX86_BUILTIN_PCOMGEUD): Ditto.
6503 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6504 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6505 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6506 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6507 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6508 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6509 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6510 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6511 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6512 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6513 (IX86_BUILTIN_PCOMEQB): Ditto.
6514 (IX86_BUILTIN_PCOMNEB): Ditto.
6515 (IX86_BUILTIN_PCOMLTB): Ditto.
6516 (IX86_BUILTIN_PCOMLEB): Ditto.
6517 (IX86_BUILTIN_PCOMGTB): Ditto.
6518 (IX86_BUILTIN_PCOMGEB): Ditto.
6519 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6520 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6521 (IX86_BUILTIN_PCOMEQW): Ditto.
6522 (IX86_BUILTIN_PCOMNEW): Ditto.
6523 (IX86_BUILTIN_PCOMLTW): Ditto.
6524 (IX86_BUILTIN_PCOMLEW): Ditto.
6525 (IX86_BUILTIN_PCOMGTW): Ditto.
6526 (IX86_BUILTIN_PCOMGEW): Ditto.
6527 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6528 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6529 (IX86_BUILTIN_PCOMEQD): Ditto.
6530 (IX86_BUILTIN_PCOMNED): Ditto.
6531 (IX86_BUILTIN_PCOMLTD): Ditto.
6532 (IX86_BUILTIN_PCOMLED): Ditto.
6533 (IX86_BUILTIN_PCOMGTD): Ditto.
6534 (IX86_BUILTIN_PCOMGED): Ditto.
6535 (IX86_BUILTIN_PCOMFALSED): Ditto.
6536 (IX86_BUILTIN_PCOMTRUED): Ditto.
6537 (IX86_BUILTIN_PCOMEQQ): Ditto.
6538 (IX86_BUILTIN_PCOMNEQ): Ditto.
6539 (IX86_BUILTIN_PCOMLTQ): Ditto.
6540 (IX86_BUILTIN_PCOMLEQ): Ditto.
6541 (IX86_BUILTIN_PCOMGTQ): Ditto.
6542 (IX86_BUILTIN_PCOMGEQ): Ditto.
6543 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6544 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6545 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
6546 OPTION_MASK_ISA_ROUND for instructions that are shared between
6548 (bdesc_2arg): Ditto.
6549 (bdesc_sse_3arg): Ditto.
6550 (enum multi_arg_type): New enum for describing the various SSE5
6551 intrinsic argument types.
6552 (bdesc_multi_arg): New table for SSE5 intrinsics.
6553 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6554 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6556 (ix86_expand_builtin): Add SSE5 intrinsic support.
6557 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6558 operand instructions.
6559 (ix86_expand_sse5_multiple_memory): New function to split the
6560 second memory reference from SSE5 instructions.
6561 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6562 (ix86_return_pops_args): Use stdarg_p to determine if the function
6563 has variable arguments.
6564 (ix86_setup_incoming_varargs): Ditto.
6565 (x86_this_parameter): Ditto.
6567 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6569 (ix86_expand_sse5_pack): Ditto.
6570 (ix86_sse5_valid_op_p): Ditto.
6571 (ix86_expand_sse5_multiple_memory): Ditto.
6573 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6574 constant for SSE5 support.
6575 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6576 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6577 (UNSPEC_SSE5_PERMUTE): Ditto.
6578 (UNSPEC_SSE5_ASHIFT): Ditto.
6579 (UNSPEC_SSE5_LSHIFT): Ditto.
6580 (UNSPEC_FRCZ): Ditto.
6581 (UNSPEC_CVTPH2PS): Ditto.
6582 (UNSPEC_CVTPS2PH): Ditto.
6583 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6585 (COM_FALSE_S): Ditto.
6586 (COM_FALSE_P): Ditto.
6587 (COM_TRUE_S): Ditto.
6588 (COM_TRUE_P): Ditto.
6589 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6590 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6592 (memory attribute): Ditto.
6593 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6594 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6595 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6596 (floor<mode>2): Ditto.
6597 (ceil<mode>2): Ditto.
6598 (btrunc<mode>2): Ditto.
6599 (nearbyintdf2): Ditto.
6600 (nearbyintsf2): Ditto.
6601 (sse_setccsf): Disable if SSE5.
6602 (sse_setccdf): Ditto.
6603 (sse5_setcc<mode>): New support for SSE5 conditional move.
6604 (sse5_pcmov_<mode>): Ditto.
6606 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6608 (SSEMODEF2P): Ditto.
6609 (ssemodesuffixf4): New mode attribute for SSE5.
6610 (ssemodesuffixf2s): Ditto.
6611 (ssemodesuffixf2c): Ditto.
6612 (sserotatemax): Ditto.
6613 (ssescalarmode): Ditto.
6614 (sse_maskcmpv4sf3): Disable if SSE5.
6615 (sse_maskcmpv2df3): Ditto.
6616 (sse_vmmaskcmpv4sf3): Ditto.
6617 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
6619 (sse5_vmfmadd<mode>4): Ditto.
6620 (sse5_fmsub<mode>4): Ditto.
6621 (sse5_vmfmsub<mode>4): Ditto.
6622 (sse5_fnmadd<mode>4): Ditto.
6623 (sse5_vmfnmadd<mode>4): Ditto.
6624 (sse5_fnmsub<mode>4): Ditto.
6625 (sse5_vmfnmsub<mode>4): Ditto.
6626 (sse5i_fmadd<mode>4): Ditto.
6627 (sse5i_fmsub<mode>4): Ditto.
6628 (sse5i_fnmadd<mode>4): Ditto.
6629 (sse5i_fnmsub<mode>4): Ditto.
6630 (sse5i_vmfmadd<mode>4): Ditto.
6631 (sse5i_vmfmsub<mode>4): Ditto.
6632 (sse5i_vmfnmadd<mode>4): Ditto.
6633 (sse5i_vmfnmsub<mode>4): Ditto.
6634 (mulv16qi3): Add SSE5 support.
6636 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6637 (sse2_mulv4si3): Disable if SSE5.
6638 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6639 (sse4_1_roundps): Ditto.
6640 (sse4_1_roundsd): Ditto.
6641 (sse4_1_roundss): Ditto.
6642 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6644 (sse_maskcmpsf3): Ditto.
6645 (sse_vmmaskcmpv4sf3): Ditto.
6646 (sse2_maskcmpv2df3): Ditto.
6647 (sse2_maskcmpdf3): Ditto.
6648 (sse2_vmmaskcmpv2df3): Ditto.
6649 (sse2_eq<mode>3): Ditto.
6650 (sse2_gt<mode>3): Ditto.
6651 (sse5_pcmov_<mode>): Add SSE5 support.
6652 (vec_unpacku_hi_v16qi): Ditto.
6653 (vec_unpacks_hi_v16qi): Ditto.
6654 (vec_unpacku_lo_v16qi): Ditto.
6655 (vec_unpacks_lo_v16qi): Ditto.
6656 (vec_unpacku_hi_v8hi): Ditto.
6657 (vec_unpacks_hi_v8hi): Ditto.
6658 (vec_unpacku_lo_v8hi): Ditto.
6659 (vec_unpacks_lo_v8hi): Ditto.
6660 (vec_unpacku_hi_v4si): Ditto.
6661 (vec_unpacks_hi_v4si): Ditto.
6662 (vec_unpacku_lo_v4si): Ditto.
6663 (vec_unpacks_lo_v4si): Ditto.
6664 (sse5_pmacsww): New SSE5 intrinsic insn.
6665 (sse5_pmacssww): Ditto.
6666 (sse5_pmacsdd): Ditto.
6667 (sse5_pmacssdd): Ditto.
6668 (sse5_pmacssdql): Ditto.
6669 (sse5_pmacssdqh): Ditto.
6670 (sse5_pmacsdqh): Ditto.
6671 (sse5_pmacsswd): Ditto.
6672 (sse5_pmacswd): Ditto.
6673 (sse5_pmadcsswd): Ditto.
6674 (sse5_pmadcswd): Ditto.
6675 (sse5_pcmov_<move>): Conditional move support on SSE5.
6676 (sse5_phaddbw): New SSE5 intrinsic insn.
6677 (sse5_phaddbd): Ditto.
6678 (sse5_phaddbq): Ditto.
6679 (sse5_phaddwd): Ditto.
6680 (sse5_phaddwq): Ditto.
6681 (sse5_phadddq): Ditto.
6682 (sse5_phaddubw): Ditto.
6683 (sse5_phaddubd): Ditto.
6684 (sse5_phaddubq): Ditto.
6685 (sse5_phadduwd): Ditto.
6686 (sse5_phadduwq): Ditto.
6687 (sse5_phaddudq): Ditto.
6688 (sse5_phsubbw): Ditto.
6689 (sse5_phsubwd): Ditto.
6690 (sse5_phsubdq): Ditto.
6691 (sse5_pperm): Ditto.
6692 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6693 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6694 (sse5_pperm_sign_v8hi_v4si): Ditto.
6695 (sse5_pperm_zero_v8hi_v4si): Ditto.
6696 (sse5_pperm_sign_v4si_v2di): Ditto.
6697 (sse5_pperm_sign_v4si_v2di): Ditto.
6698 (sse5_pperm_pack_v2di_v4si): Ditto.
6699 (sse5_pperm_pack_v4si_v8hi): Ditto.
6700 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6701 (sse5_perm<mode>): New SSE5 intrinsic insn.
6702 (rotl<mode>3): Ditto.
6703 (sse5_rotl<mode>3): Ditto.
6704 (sse5_ashl<mode>3): Ditto.
6705 (sse5_lshl<mode>3): Ditto.
6706 (sse5_frcz<mode>2): Ditto.
6707 (sse5s_frcz<mode>2): Ditto.
6708 (sse5_cvtph2ps): Ditto.
6709 (sse5_cvtps2ph): Ditto.
6710 (sse5_vmmaskcmp<mode>3): Ditto.
6711 (sse5_com_tf<mode>3): Ditto.
6712 (sse5_maskcmp<mode>3): Ditto.
6713 (sse5_maskcmp_uns<mode>3): Ditto.
6714 (sse5_maskcmp_uns2<mode>3): Ditto.
6715 (sse5_pcom_tf<mode>3): Ditto.
6717 * config/i386/predicates.md (const_0_to_31_operand): New predicate
6719 (sse5_comparison_float_operator): New predicate to match the
6720 comparison operators supported by the SSE5 com instruction.
6721 (ix86_comparison_int_operator): New predicate to match just the
6722 signed int comparisons.
6723 (ix86_comparison_uns_operator): New predicate to match just the
6724 unsigned int comparisons.
6726 * doc/invoke.texi (-msse5): Add documentation.
6727 (-mfused-madd): Ditto.
6729 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6731 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6733 (x86_64-*-*): Ditto.
6735 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6737 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6738 intrinisics for SSE5.
6740 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6743 * config/i386/mmintrin-common.h: New file, to contain common
6744 instructions between SSE4.1 and SSE5.
6746 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6747 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6748 (gen_regparm_prefix): Ditto.
6750 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6751 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6752 prototype_p to determine if a function is prototyped.
6754 2007-09-12 Janis Johnson <janis187@us.ibm.com>
6756 * config/dfp-bit.c (dfp_conversion_exception): New function.
6757 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
6758 (DFP_TO_INT): Ditto.
6759 (INT_TO_DFP): Ditto.
6760 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
6762 2007-09-12 Jakub Jelinek <jakub@redhat.com>
6765 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
6766 before sp restoration even when total_size is 0, but
6767 frame_pointer_needed.
6769 2007-09-12 Bob Wilson <bob.wilson@acm.org>
6771 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
6772 (xtensa_copy_incoming_a7): Use start_sequence instead of
6773 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
6774 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
6775 of the saveregs sequence.
6777 2007-09-12 Richard Sandiford <richard@codesourcery.com>
6779 * c-tree.h (grokfield): Add a "tree *" argument.
6780 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
6781 Chain nested decl attributes to it. Don't call decl_attributes here.
6782 (groktypename): Pass grokdeclarator a pointer to the attribute list.
6783 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
6784 (grokfield): Take a pointer to the decl's attributes and pass
6785 it to grokdeclarator.
6786 * c-parser.c (c_parser_struct_declaration): Update the calls to
6787 grokfield. Call decl_attributes for anonymous struct and union
6790 2007-09-12 Jan Hubicka <jh@suse.cz>
6792 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
6794 2007-09-12 Ira Rosen <irar@il.ibm.com>
6796 PR tree-optimization/32377
6797 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
6798 between positive and negative dependence distance using DDR_REVERSED_P.
6800 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
6802 PR tree-optimization/33373
6803 * tree-vect-analyze (vect_determine_vectorization_factor): Call
6804 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
6806 2007-09-12 Jan Hubicka <jh@suse.cz>
6809 * config/i386/i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory):
6810 Disable for !SSE_MATH
6812 2007-09-12 Christian Bruel <christian.bruel@st.com>
6814 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
6815 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
6817 2007-09-12 Ira Rosen <irar@il.ibm.com>
6819 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
6820 for oprnd1 if not required.
6821 (vectorizable_operation): Use scalar operand in SLP in case of
6822 shift with scalar argument.
6824 2007-09-12 Ira Rosen <irar@il.ibm.com>
6826 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and
6829 2007-09-11 James E. Wilson <wilson@specifix.com>
6831 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
6832 TARGET_UNWIND_INFO is defined.
6833 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
6836 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
6838 * config/sh/sh.c (calc_live_regs): Use
6839 current_function_saves_all_registers instead of
6840 current_function_has_nonlocal_label.
6841 (sh_allocate_initial_value): Likewise.
6842 (sh_get_pr_initial_val): Likewise.
6843 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
6844 * config/sh/sh.md (load_ra): Likewise.
6846 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
6848 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
6851 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
6852 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
6854 2007-09-12 Sa Liu <saliu@de.ibm.com>
6856 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
6857 operands to DFmode GE or LE compares.
6859 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
6861 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
6862 REG_CLASS_NAMES): Add P0REGS.
6863 (REGNO_REG_CLASS): Return it where appropriate.
6864 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
6865 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
6866 * doc/md.texi (Blackfin family): Document 'q' constraints.
6868 2007-09-11 Steve Kenton <skenton@ou.edu>
6870 * pa/linux-unwind.h: Guard with inhibit_libc.
6871 * pa/hpux-unwind.h: Likewise.
6873 2007-09-11 David Daney <ddaney@avtrex.com>
6875 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
6876 * doc/install.texi: Document new --with-llsc and --without-llsc
6878 * config.gcc: Handle --with-llsc and --without-llsc configure options.
6879 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
6880 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
6882 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
6883 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6884 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6885 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6886 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
6887 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
6888 * config/mips/mips.opt (mllsc): New option.
6889 * config/mips/mips.c (mips_llsc): Define variable.
6890 (mips_handle_option): Handle mllsc option.
6891 (override_options): Set mips_print_operand_punct for '|' and '-'.
6892 (print_operand): Add new %| and %- operand codes.
6893 * config/mips/mips.h (mips_llsc_setting): New enum type.
6894 (mips_llsc): Declare.
6895 (OPTION_DEFAULT_SPECS): Add llsc handling.
6896 (GENERATE_SYNC): New macro.
6897 (GENERATE_LL_SC): New macro.
6898 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
6899 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6900 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
6901 in %| and %- operand codes.
6903 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
6905 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
6906 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
6908 2007-09-11 Jason Merrill <jason@redhat.com>
6911 * stor-layout.c (layout_decl): Do pack variable size fields.
6913 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
6915 * config/m68k/predicates.md (movsi_const0_operand,
6916 non_symbolic_call_operand): New predicates.
6918 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
6920 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
6921 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
6922 CW, CZ, CS, Ap and Ac.
6924 * config/m68k/m68k.md (UNSPEC_IB): New constant.
6925 (constraints.md): New include.
6926 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
6927 opx_mem, opy_mem, op_mem, guess, split): New attributes.
6928 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
6930 (pushdi): Add split.
6931 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
6932 attributes. Split tstsi_internal_68020_cf from it.
6933 (tstsi_internal_68020_cf): New pattern.
6934 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
6935 (tst<mode>_cf): Specify attributea.
6936 (cmpsi_cf): Name pattern. Specify attributes.
6937 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
6938 (pushexthisi_const): Fix to use alternatives. Specify
6940 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
6941 from it. Fix to use alternatives. Specify attributes.
6942 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
6943 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
6945 (movsf_cf_soft): Specify attributes.
6946 (movdf_cf_soft): Add split.
6947 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
6948 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
6949 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
6950 (truncdfsf2_68881): Name pattern. Specify attributes.
6951 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
6952 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
6953 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
6955 (addsi3_5200): Fix to use alternatives. Specify attributes.
6957 (add<mode>3_cf, subdi_dishl32): Specify attributes.
6958 (subsi3): Add alternative for subq.l. Specify attributes.
6959 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
6960 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
6962 (umulhisi3): Specify attributes.
6963 (mulhisisi3_z): Name pattern. Specify attributes.
6964 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
6965 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
6966 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
6967 bsetmemqi): Specify attributes.
6968 (bsetmemqi_ext): Name pattern. Specify attributes.
6969 (bclrmemqi): Specify attributes.
6970 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
6971 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
6973 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
6974 pattern. Specify attributes.
6975 (jump): Specify attributes.
6976 (tablejump_internal): Name pattern. Specify attributes.
6977 (call_value): Split into non_symbolic_call_value,
6978 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
6979 alternatives. Specify attributes.
6980 (non_symbolic_call_value, symbolic_call_value_jsr,
6981 symbolic_call_value_bsr): New patterns.
6982 (nop, return, unlink, indirect_jump): Specify attributes.
6983 (trap): Fix condition. Specify attributes.
6986 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
6987 (override_options): Initialize it. Initialize m68k_sched_cpu.
6988 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
6989 (const_method): Make global, rename to m68k_const_method.
6990 (const_int_cost, output_move_const_into_data_reg): Update.
6991 (output_move_double): Parametrize to emit rtl code, rename to
6993 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
6994 emit_movsi): New static functions.
6995 (output_move_double): New function with semantics of old
6997 (m68k_emit_move_double): New function.
6998 (m68k_sched_cpu): New variable.
6999 (attr_op_type): New enum.
7000 (sched_guess_p): New variable.
7001 (sched_address_type, sched_operand_type, sched_attr_op_type):
7002 New static functions.
7003 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
7004 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
7005 (sched_branch_type): New static variable.
7006 (m68k_sched_branch_type): New function.
7007 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
7008 (m68k_symbolic_call_var): Declare.
7009 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
7010 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
7011 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
7012 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
7015 2007-09-11 Jakub Jelinek <jakub@redhat.com>
7017 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
7018 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
7019 error if __builtin_va_arg_pack_len () wasn't optimized out during
7021 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
7022 with the number of inline's anonymous arguments.
7023 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
7025 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
7027 * fold-const.c (extract_muldiv_1): Do not simplify var * c * c to var.
7029 2007-09-11 Jan Hubicka <jh@suse.cz>
7031 * config/i386/i386.h (ix86_tune_indices): Add
7032 X86_TUNE_INTER_UNIT_CONVERSIONS.
7033 (TARGET_INTER_UNIT_CONVERSIONS): New.
7034 * config/i386/i386.md (floatsi expanders): Remove redundant check
7035 for SImode source; offload to memory when asked for.
7036 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
7037 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
7039 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
7040 floatsidf2_mixed_memory, floatsidf2_sse_memory
7041 floatdisf2_mixed_memory, floatsisf2_sse_memory,
7042 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
7044 2007-09-11 Jan Hubicka <jh@suse.cz>
7046 * toplev.c (process_options): all frontends now do unit-at-a-time.
7047 * cgraphunit.c: update comments.
7048 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
7049 * c-decl.c (finish_function): use cgraph_add_new_function.
7050 * function.c (expand_function_end): We are always unit-at-a-time.
7052 2007-09-11 Richard Sandiford <richard@codesourcery.com>
7054 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
7055 settings for MIPS16.
7056 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
7058 2007-09-11 Richard Sandiford <richard@codesourcery.com>
7060 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
7061 SYMBOL_FORCE_TO_MEM constants.
7062 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
7063 (mips16_rewrite_pool_refs_info): New structure.
7064 (mips16_rewrite_pool_constant): New function, split out from...
7065 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
7066 mips16_rewrite_pool_refs_info structure rather than a pointer
7067 to a constant pool. Force force_to_mem_operands into memory.
7068 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
7069 * config/mips/predicates.md (force_to_mem_operand): New predicate.
7070 * config/mips/constraints.md (kf): New constraint.
7071 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
7072 (*movsi_mips16): Likewise.
7074 2007-09-11 Richard Sandiford <richard@codesourcery.com>
7075 Nigel Stephens <nigel@mips.com>
7076 David Ung <davidu@mips.com>
7078 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
7079 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
7080 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
7081 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
7082 (mips_zero_extend_cost): New functions.
7083 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
7084 Use the new functions. Tweak many cost estimates, both here
7085 and in the new subroutines. Return false when the cost of the
7086 operands has not been calculated. Check for *clear_upper32.
7087 Check for floating-point multiply-add, reciprocal and rsqrt
7088 patterns. Handle comparison and rotation codes.
7090 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
7092 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
7094 * config/i386/i386.c (get_dllimport_decl): Don't strip
7097 2007-09-10 Janis Johnson <janis187@us.ibm.com>
7100 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
7101 declarations to top.
7102 (DFP_TO_BFP): Use for either XFmode or TFmode.
7103 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
7105 * config/dfp-bit.h: Include float.h.
7106 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
7107 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
7108 which doesn't mean the same thing.
7109 (BFP_KIND): Use 4 to mean TFmode.
7110 (BFP_FMT): Specify the number of decimal digits based on the
7111 number of mantissa digits.
7112 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
7113 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
7114 (STR_TO_BFP): Use strtold for XFmode or TFmode.
7115 (TFtype): Define if TFmode is supported.
7116 * doc/libgcc.texi (Decimal float library routines): Document
7117 TF conversion functions.
7119 2007-09-10 Chao-ying Fu <fu@mips.com>
7121 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
7122 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7123 (mips_emit_compare): Process fixed-point modes.
7124 (mips_pad_arg_upward): Support fixed-point types.
7125 (override_options): Allow fixed-point modes in accumulators.
7126 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
7127 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
7128 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
7129 (mips_scalar_mode_supported_p): New function to accept fixed-point
7130 modes if the width is not greater than two BITS_PER_WORD.
7131 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
7132 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
7133 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
7134 LONG_LONG_ACCUM_TYPE_SIZE): Define.
7135 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
7137 ("IMODE"): New mode attribute.
7138 (mips-fixed.md): Include.
7139 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
7141 * config/mips/mips-fixed.md: New file.
7143 2007-09-11 Ben Elliston <bje@au.ibm.com>
7145 * config/spu/spu.md: Formatting fixes.
7147 2007-09-10 Janis Johnson <janis187@us.ibm.com>
7149 * config/dfp-bit.c (dfp_unary_func): Delete.
7150 (dfp_unary_op): Delete.
7151 (dfp_binary_op): Use decFloat functions instead of decNumber
7152 functions for binary operations.
7153 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
7154 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
7156 (dfp_compare_op): Use decFloat functions insteadof decNumber
7157 functions for comparisons.
7158 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
7159 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
7161 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
7162 call to dxx_binary_op and decFloat function.
7163 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
7164 calls to dxx_binary_op and decFloat function.
7165 * config/dfp-bit.h: Include decFloat header files.
7166 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
7167 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
7168 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
7169 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
7171 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
7172 Jan Sjodin <jan.sjodin@amd.com>
7174 * tree-vect-analyze.c (vect_analyze_operations): Change
7175 comparison of loop iterations with threshold to less than
7176 or equal to instead of less than. Reduce
7177 min_scalar_loop_bound by one.
7178 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
7179 Change prologue and epilogue iterations estimate to vf/2,
7180 when unknown at compile-time. Change versioning guard
7181 cost to taken_branch_cost. If peeling for alignment is
7182 unknown at compile-time, change peel guard costs to one
7183 taken branch and one not-taken branch per peeled loop.
7184 If peeling for alignment is known but number of scalar loop
7185 iterations is unknown at compile-time, change peel guard
7186 costs to one taken branch per peeled loop. Change the cost
7187 model equation to consider vector iterations as the loop
7188 iterations less the prologue and epilogue iterations.
7189 Change outside vector cost check to less than or equal to
7190 zero instead of equal to zero.
7191 (vect_do_peeling_for_loop_bound): Reduce
7192 min_scalar_loop_bound by one.
7193 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
7194 TARG_COND_NOT_TAKEN_BRANCH_COST.
7195 * config/i386/i386.h (processor_costs): Add
7196 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
7197 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
7198 vec_align_load_cost, vect_unalign_load_cost,
7199 vec_store_cost, cond_taken_branch_cost,
7200 cond_not_taken_branch_cost.
7201 Define macros for x86 costs.
7202 * config/i386/i386.c:
7203 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
7204 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
7205 scalar_to_vec_cost, vec_align_load_cost,
7206 vect_unalign_load_cost, vec_store_cost,
7207 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
7208 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
7209 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
7210 core2_cost, generic64_cost, generic32_cost): Set to default
7212 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
7213 (x86_builtin_vectorization_cost): New.
7215 2007-09-10 Janis Johnson <janis187@us.ibm.com>
7216 Ben Elliston <bje@au.ibm.com>
7218 * dfp.c: Include decimal128Local.h;
7219 (dfp_byte_swap): Remove.
7220 (encode_decimal32, decode_decimal32): Don't handle endianness.
7221 (encode_decimal64, decode_decimal64): Ditto.
7222 (encode_decimal128, decode_decimal128): Ditto.
7223 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
7225 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
7227 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
7228 * Makefile.in (DECNUM_H): Add decimal128Local.h.
7230 2007-09-10 David Daney <ddaney@avtrex.com>
7232 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
7234 (memory_barrier): Rewrote as an insn that clobbers memory.
7236 2007-09-10 Richard Sandiford <richard@codesourcery.com>
7238 * config/mips/mips.c (mips_global_pointer): Check
7239 call_really_used_regs instead of call_used_regs.
7240 (mips_save_reg_p): Likewise. Save all call-saved registers
7241 if current_function_saves_all_registers. Fix indentation.
7242 No longer treat $18 as a special case.
7243 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
7245 2007-09-10 Richard Sandiford <richard@codesourcery.com>
7247 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
7248 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
7249 the introductory comment.
7250 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
7251 (override_options): Don't test for it.
7252 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
7253 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
7254 * config/mips/vr.h: As for config/mips/sde.h.
7256 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7257 Revital Eres <eres@il.ibm.com>
7259 * target.h (struct gcc_target.sched): New field: sms_res_mii.
7260 (struct ddg): Define.
7261 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
7262 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
7263 * config/spu/spu.c: Include ddg.h.
7264 (TARGET_SCHED_SMS_RES_MII): Define.
7265 (spu_sms_res_mii): New function to calculate mii.
7266 * modulo-sched (res_MII): Use it.
7267 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
7269 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
7271 * config/s390/s390.c (s390_dump_pool): Create copy of constant
7272 pool entries since they might hold values that must not be shared.
7274 2007-09-10 Robert Kidd <rkidd@crhc.uiuc.edu>
7276 * bb-reorder.c (rest_of_handler_reorder_blocks): Removed call to
7277 RTL level tracer pass.
7278 * passes.c (init_optimization_passes): Move pass_tracer from
7279 after pass_rtl_ifcvt to after pass_dce.
7280 * tracer.c: Update copyright.
7281 (layout_superblocks): Remove function.
7282 (mark_bb_seen): New.
7284 (count_insns): Change to estimate instructions in a Tree-SSA
7286 (find_trace): Use bb_seen_p.
7287 (tail_duplicate): Use bb_seen_p. Call add_phi_args_after_copy
7288 after duplicate_block.
7289 (tracer): Change prototype to match that of a pass execute
7291 (gate_tracer): Rename from gate_handle_tracer.
7292 (rest_of_handle_tracer): Remove function.
7293 * rtl.h: Remove prototype for tracer.
7294 * testsuite/gcc.dg/tree-prof/tracer-1.c: New.
7296 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
7299 * config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
7300 Use 'N' operand constraint for op2.
7301 (lshr<mode>3): Ditto.
7302 (ashl<mode>3): Ditto.
7303 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
7304 (vec_shr_<mode>): Ditto.
7305 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
7306 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
7308 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
7310 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
7311 Change mode macro in the last real_2expN parameter to uppercase.
7313 2007-09-10 Michael Matz <matz@suse.de>
7315 * tree-pass.h (pass_cselim): Declare new pass.
7316 * passes.c (init_optimization_passes): Link in pass_cselim.
7317 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
7318 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
7319 cond_store_replacement.
7320 (condstoretemp): New static variable.
7321 (cond_store_replacement): New function.
7322 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
7323 tree_ssa_phiopt_worker.
7324 (struct name_to_bb): New.
7325 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
7326 nt_init_block, nt_fini_block): New static functions.
7327 (seen_ssa_names, nontrap_set): New static variables.
7328 (gate_cselim, pass_cselim): Define new pass.
7329 * common.opt (ftree-cselim): New flag.
7330 * toplev.c (process_options): Set flag_tree_cselim if required.
7332 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
7334 * simplify-rtx.c (simplify_relational_operation_1): For recent
7335 canonicalization, don't recurse if op1 equals both PLUS arguments.
7337 2007-09-09 David Daney <ddaney@avtrex.com>
7339 * optabs.c (expand_sync_operation): Use plus insn if minus
7341 (expand_sync_fetch_operation): Ditto.
7343 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
7345 * config/i386/i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
7347 (*floatsisf2_sse_vector): Likewise.
7349 2007-09-09 Krister Walfridsson <cato@df.lth.se>
7351 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
7353 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
7355 * config/i386/i386.h (ix86_tune_indices): Rename
7356 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
7357 (TARGET_USE_VECTOR_CONVERTS): Updated.
7358 * config/i386/i386.c: Likewise.
7360 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
7361 Nigel Stephens <nigel@mips.com>
7363 * doc/invoke.texi (Overall Options): Add .sx file extension
7364 as a synonym for .S.
7365 * cppspec.c (known_suffixes): Likewise.
7366 * gcc.c (default_compilers): Likewise.
7368 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
7371 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
7372 * simplify-rtx.c (simplify_relational_operation_1): Add the
7373 canonicalization from i386.h.
7374 * doc/md.texi (Canonicalization of Instructions): Document it.
7376 2007-09-09 Jan Hubicka <jh@suse.cz>
7377 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7379 * config/i386/i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
7380 (TARGET_USE_VECTOR_CONVERTS): New.
7381 * config/i386/i386.md: New post-reload splitters for converting
7382 SF to DF and DF to SF.
7383 (floatsi* expander): Special case vector conversions.
7384 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
7385 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
7386 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
7387 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
7388 Disable when doing vector converts.
7389 (floatsi<mode>2_i387): Disable when
7390 * config/i386/sse.md (vec_dupv2df): Export.
7391 * config/i386/i386.c (ix86_tune_features): Enable SSE conversions.
7393 2007-09-09 Richard Guenther <rguenther@suse.de>
7395 * tree-ssa-operands.c (add_virtual_operand): Only mark
7396 stores as has_volatile_ops if alias information is not available.
7398 2007-09-09 Revital Eres <eres@il.ibm.com>
7400 * doc/contrib.texi: Add myself.
7402 2007-09-09 Ira Rosen <irar@il.ibm.com>
7404 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
7405 stmt_vinfo_set_outside_of_loop_cost): New functions.
7406 * tree-vect-transform.c (vect_get_cost_fields): Remove.
7407 (vect_model_simple_cost): Call
7408 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
7409 field instead of calling vect_get_cost_fields.
7410 (vect_model_store_cost, vect_model_load_cost): Likewise.
7412 2007-09-09 Revital Eres <eres@il.ibm.com>
7414 * config/rs6000/rs6000.c (paired_init_builtins): Add const
7415 declaration to bdesc_paired_preds variable.
7416 (paired_expand_builtin): Likewise.
7418 2007-09-09 Revital Eres <eres@il.ibm.com>
7420 * dbgcnt.def (sms_sched_loop): New counter.
7421 * modulo-sched.c: Use sms_sched_loop instead of
7422 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
7423 perform swing modulo scheduling on. Include dbgcnt.h.
7424 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
7425 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
7427 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
7429 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
7430 Substitute all uses with ...
7431 (MODEF): New mode iterator.
7433 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
7434 from pre-regalloc define_insn_and_split splitter pattern.
7435 (*fix_trunc<mode>_i387_1): Ditto.
7436 (*fistdi2_1): Ditto.
7437 (*fist<mode>2_1): Ditto.
7438 (frndintxf2_floor): Ditto.
7439 (*fist<mode>2_floor_1): Ditto.
7440 (frndintxf2_ceil): Ditto.
7441 (*fist<mode>2_ceil_1): Ditto.
7442 (frndintxf2_trunc): Ditto.
7443 (frndintxf2_mask_pm): Ditto.
7445 (prologue): Use (const_int 0) as never generated filler insn.
7447 (sibcall_epilogue): Ditto.
7448 (eh_return_si): Ditto.
7449 (eh_return_di): Ditto.
7451 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
7452 using MODEF mode iterator.
7453 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
7454 using MODEF mode iterator.
7455 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
7456 using MODEF mode iterator.
7457 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
7458 Macroize expander using MODEF mode iterator.
7460 (zero_extendsidi2): Remove operand constraints from expander.
7461 (smuldi3_highpart): Ditto.
7462 (indirect_jump): Ditto.
7465 * config/i386/sse.md (storentv4sf): Ditto.
7466 (storentv2df): Ditto.
7467 (storentv2di): Ditto.
7469 (sse2_cvtpd2ps): Ditto.
7470 (vec_interleave_highv16qi): Ditto.
7471 (vec_interleave_lowv16qi): Ditto.
7472 (vec_interleave_highv8hi): Ditto.
7473 (vec_interleave_lowv8hi): Ditto.
7474 (vec_interleave_highv4si): Ditto.
7475 (vec_interleave_lowv4si): Ditto.
7476 (vec_interleave_highv2di): Ditto.
7477 (vec_interleave_lowv2di): Ditto.
7478 (sse2_maskmovdqu): Ditto.
7479 * config/i386/mmx.md (mmx_maskmovq): Ditto.
7481 2007-09-09 Ira Rosen <irar@il.ibm.com>
7483 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
7484 (struct _slp_tree, struct _slp_instance): Define new data structures
7485 along macros for their access.
7486 (struct _loop_vec_info): Define new fields: strided_stores,
7487 slp_instances, and slp_unrolling_factor along macros for their access.
7488 (enum slp_vect_type): New.
7489 (struct _stmt_vec_info): Define new field, slp_type, and macros for
7491 (STMT_VINFO_STRIDED_ACCESS): New macro.
7492 (vect_free_slp_tree): Declare.
7493 (vectorizable_load): Add an argument of type slp_tree.
7494 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
7495 vectorizable_assignment): Likewise.
7496 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
7497 Declare (make extern).
7498 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
7499 (new_loop_vec_info): Likewise.
7500 (destroy_loop_vec_info): Free memory allocated for SLP structures.
7501 * tree-vect-analyze.c: Include recog.h.
7502 (vect_update_slp_costs_according_to_vf): New.
7503 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
7504 functions. For not pure SLP stmts with strided access check that the
7505 group size is power of 2. Update the vectorization factor according to
7506 SLP. Call vect_update_slp_costs_according_to_vf.
7507 (vect_analyze_group_access): New.
7508 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
7509 (vect_free_slp_tree): New functions.
7510 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
7511 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
7512 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
7513 vect_detect_hybrid_slp): Likewise.
7514 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
7515 and vect_detect_hybrid_slp.
7516 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
7517 SLP costs into account.
7518 (vect_get_cost_fields): New function.
7519 (vect_model_simple_cost): Make extern, add SLP parameter and handle
7521 (vect_model_store_cost, vect_model_load_cost): Likewise.
7522 (vect_get_constant_vectors): New function.
7523 (vect_get_slp_vect_defs, vect_get_slp_defs,
7524 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
7525 vect_get_vec_defs): Likewise.
7526 (vectorizable_reduction): Don't handle SLP for now.
7527 (vectorizable_call): Don't handle SLP for now. Add argument to
7528 vect_model_simple_cost.
7529 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
7530 get SLPed and vectorized defs). Fix indentation and spacing.
7531 (vectorizable_assignment): Handle SLP.
7532 (vectorizable_induction): Don't handle SLP for now.
7533 (vectorizable_operation): Likewise.
7534 (vectorizable_type_demotion): Add argument to
7535 vect_model_simple_cost.
7536 (vectorizable_type_promotion): Likewise.
7537 (vectorizable_store, vectorizable_load): Handle SLP.
7538 (vectorizable_condition): Don't handle SLP for now.
7539 (vect_transform_stmt): Add a new argument for SLP. Check that there is
7540 no SLP transformation required for unsupported cases. Add SLP
7541 argument for supported cases.
7542 (vect_remove_stores): New function.
7543 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
7544 (vect_transform_loop): Schedule SLP instances.
7545 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
7547 2007-09-09 Andrew Haley <aph@redhat.com>
7549 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
7552 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
7554 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
7555 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
7556 Similar for what label_refs can go in the JUMP_TARGET field. Split
7557 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
7558 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
7559 REG_LABEL when replacing an operand with a LABEL_REF for a
7561 (subst_reloads): When replacing a LABEL_REG with a register,
7562 instead of generating a REG_LABEL note, assert that there already
7563 is one or that the label is a known target for the insn.
7564 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
7565 note, check the JUMP_LABEL field. Remove "else" after return.
7566 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
7567 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
7568 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
7569 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
7570 insns. Iterate over all notes; don't assume there's only one.
7571 * cse.c (recorded_label_ref): Adjust comment to refer to
7573 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
7574 insns, not just NONJUMP_INSN_P.
7575 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
7576 isn't a jump target.
7577 * jump.c (rebuild_jump_labels): Adjust head comment.
7578 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
7579 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
7580 (mark_all_labels): For JUMP_P insns without a target, check if the
7581 the target is noted on the previous nonjump insn.
7582 (mark_jump_label_1): New function, guts from mark_jump_label.
7583 <case IF_THEN_ELSE>: Handle first operand as a non-target when
7584 marking jump target labels.
7585 <case LABEL_REF>: Adjust for whether to generate a
7586 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
7587 For 'E' format rtl, iterate in descending element order.
7588 (delete_related_insns): Handle both REG_LABEL_TARGET and
7589 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
7590 reference count, delete and fallthrough. Move finding-next-
7591 non-deleted insn last in the function. Look at all INSN_P insns
7592 for REG_LABEL_OPERAND notes.
7593 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
7595 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
7596 JUMP_LABEL, output the INSN_UID of it.
7597 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
7598 and/or REG_LABEL_TARGET.
7599 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
7600 with jump.c copy by only adding notes for labels actually
7601 referenced in the insn.
7602 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
7603 usage count increment; handle all INSN_P trial insns.
7604 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
7606 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
7607 REG_LABEL_TARGET and REG_LABEL_OPERAND.
7608 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
7610 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
7611 JUMP_P insns and REG_LABEL_OPERAND everywhere.
7612 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
7613 on all INSN_P insns.
7614 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
7615 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
7616 REG_LABEL_OPERAND notes.
7617 * reload1.c (calculate_needs_all_insns): Adjust comments.
7618 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
7619 * config/alpha/alpha.md (split for load of an address into a
7620 four-insn sequence on Unicos/Mk): Adjust to use
7622 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
7624 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7627 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7628 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
7629 FOR_BB_INSNS_SAFE instead of for loop.
7630 * cse.c (cse_extended_basic_block): Likewise.
7631 * postreload.c (reload_cse_regs_1): New variable next. Make sure
7632 that the for loop does not invoke NEXT_INSN on a deleted insn.
7633 * function.c (instantiate_virtual_regs): Likewise.
7634 * lower-subreg.c (remove_retval_note): Likewise.
7635 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
7637 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
7639 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
7640 insn, if it's a jump.
7641 (try_redirect_by_replacing_jump): New variable jump_p. Call
7642 tablejump_p before delete_insn_chain.
7643 * reload1.c (reload): New variable next. Make sure that the for
7644 loop does not invoke NEXT_INSN on a deleted insn.
7645 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
7646 (delete_output_reload): New variable prev. Make sure the the for
7647 loops do not invoke PREV_INSN on a deleted insn.
7649 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7651 * pa/constraints.md: Remove 'X' from unused letters comment.
7653 2007-09-08 Richard Guenther <rguenther@suse.de>
7655 * tree-tailcall.c (find_tail_calls): If we don't have aliases
7656 computed check stmt_ann->references_memory instead of counting
7659 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
7661 * cse.c (fold_rtx): Use validate_unshare_change() instead of
7662 validate_change() in one more case.
7664 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
7666 PR tree-optimization/32283
7667 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
7668 estimated_loop_iterations.
7669 (determine_use_iv_cost_condition): Decrease cost of expressions
7670 used in iv elimination.
7672 2007-09-08 Richard Guenther <rguenther@suse.de>
7674 * tree-cfg.c (verify_gimple_expr): Avoid building new
7675 pointer types, use TYPE_POINTER_TO if available instead.
7677 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
7680 PR rtl-optimization/26449
7681 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
7682 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
7684 (mulv16qi3): Implement as define_insn_and_split pattern instead of
7685 define_expand. Split insn in split1 pass.
7688 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
7690 PR tree-optimization/33301
7691 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
7694 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
7696 PR tree-optimization/32183
7697 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
7699 * tree-ssa-reassoc.c: Include cfgloop.h.
7700 (is_reassociable_op): Add a loop argument and return true only
7702 (linearize_expr): Updated.
7703 (should_break_up_subtract): Likewise.
7704 (linearize_expr_tree): Likewise.
7705 (init_reassoc): Call loop_optimizer_init with
7706 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
7707 with CDI_DOMINATORS.
7708 (fini_reassoc): Call loop_optimizer_finalize.
7710 2007-09-07 Sterling Augustine <sterling@tensilica.com>
7712 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
7713 if there is no i-cache.
7715 2007-09-07 Richard Guenther <rguenther@suse.de>
7718 2007-09-06 Richard Guenther <rguenther@suse.de>
7720 PR tree-optimization/32586
7721 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7722 folding if nothing changed.
7723 (simplify_unary_expression): New function. Do tree combining
7724 on conversion like codes.
7725 (try_to_simplify): Call it.
7727 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7730 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
7731 (__gthread_active,__gthread_start, __gthread_active_init): New.
7732 * gthr-posix95.h: Likewise.
7734 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
7736 * function.h (struct function): Rename calls_unwind_init
7737 to saves_all_registers.
7738 (current_function_saves_all_registers): Renamed from
7739 current_function_calls_unwind_init.
7740 * reload1.c (reload): Set current_function_saves_all_registers.
7741 * except.c (expand_builtin_unwind_init): Likewise.
7742 * config/m68k/m68k.c (m68k_save_reg): Use
7743 current_function_saves_all_registers to save pic register.
7745 2007-09-07 Janis Johnson <janis187@us.ibm.com>
7747 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
7748 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
7750 Reapply reverted changes:
7752 2007-09-06 Jan Hubicka <jh@suse.cz>
7754 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
7757 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7759 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7760 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7762 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7764 * optabs.c (expand_float): Convert unsigned integer as signed only
7765 if it provides sufficient accuracy; add mode argument to real_2expN.
7766 (expand_fix): Fix comment typos; extend binary float into mode
7767 wider than destination for converion to unsigned integer; add mode
7768 argument to real_2expN.
7769 * real.c (real_2expN): Add mode argument to special-case decimal
7771 * real.h (real_2expN): Ditto.
7772 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7774 (fixed_from_string): Ditto.
7775 (fixed_to_decimal): Ditto.
7776 (fixed_convert_from_real): Ditto.
7777 (real_convert_from_fixed): Ditto.
7778 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7779 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7780 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7781 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7783 2007-09-07 Diego Novillo <dnovillo@google.com>
7785 * tree-flow.h (const_block_stmt_iterator): Remove.
7786 Update all users to use block_stmt_iterator.
7787 * tree-iterator.h (const_tree_stmt_iterator): Remove.
7788 Update all users to use tree_stmt_iterator.
7790 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
7792 * config/mips/mips.c (mips_set_current_function): Temporarily
7793 make this a no-op to fix bootstrap errors, pending rewrite.
7795 2007-09-07 Jan Hubicka <jh@suse.cz>
7797 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
7800 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
7802 PR tree-optimization/33299
7803 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
7804 uses for all relevant loop-exit phis, not just the first.
7806 2007-09-07 Richard Guenther <rguenther@suse.de>
7809 * tree-ssa-operands.c (access_can_touch_variable): An access
7810 of the form (*p)[0] can touch a variable of same size.
7812 2007-09-07 Jan Hubicka <jh@suse.cz>
7814 * passes.c (init_optimization_passes): Add simple dce and addressable
7816 * tree-ssa.c (execute_update_addresses_taken): New function.
7817 (pass_update_address_taken): New.
7818 * tree-ssa-dse.c (execute_simple_dse): New function.
7819 (pass_simple_dse): New.
7820 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
7822 2007-09-07 Tobias Burnus <burnus@net-b.de>
7825 * doc/invoke.texi: Fix -Wstrict-overflow= table.
7827 2007-09-07 Richard Guenther <rguenther@suse.de>
7830 2007-09-06 Richard Guenther <rguenther@suse.de>
7832 PR tree-optimization/32586
7833 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7834 folding if nothing changed.
7835 (simplify_unary_expression): New function. Do tree combining
7836 on conversion like codes.
7837 (try_to_simplify): Call it.
7839 2007-09-07 Richard Guenther <rguenther@suse.de>
7840 Uros Bizjak <ubizjak@gmail.com>
7842 PR tree-optimization/32821
7843 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
7844 NULL in the call to set_bb_stmt_list.
7846 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7848 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
7849 float calls here, rather than leaving some to the caller.
7850 Use call_internal_direct and call_value_internal_direct.
7851 * config/mips/mips.md (call_internal_direct): New pattern.
7852 (call_value_internal_direct): Likewise.
7854 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7856 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
7857 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
7859 (override_options): Set mips_base_move_loop_invariants.
7861 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7863 * config/mips/mips.opt (mcode-readable=): Move to keep list
7866 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7868 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
7869 and -mgpopt options. Adjust the -G documentation to match.
7870 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
7871 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
7872 function, split out from mips_classify_symbol. Return false for
7873 !TARGET_LOCAL_SDATA.
7874 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
7875 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
7876 (override_options): Check whether the -mgpopt setting is consistent
7877 with the other flags.
7878 (symbolic_expression_p): Delete.
7879 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
7880 and default_elf_select_rtx_section.
7881 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
7882 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
7883 external data and TARGET_EXTERN_SDATA.
7885 2007-09-07 Tobias Burnus <burnus@net-b.de>
7888 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
7890 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7892 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
7893 FOR_BB_INSNS_SAFE instead of for loop.
7894 * cse.c (cse_extended_basic_block): Likewise.
7895 * postreload.c (reload_cse_regs_1): New variable next. Make sure
7896 that the for loop does not invoke NEXT_INSN on a deleted insn.
7897 * function.c (instantiate_virtual_regs): Likewise.
7898 * lower-subreg.c (remove_retval_note): Likewise.
7899 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
7901 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
7903 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
7904 insn, if it's a jump.
7905 (try_redirect_by_replacing_jump): New variable jump_p. Call
7906 tablejump_p before delete_insn_chain.
7907 * reload1.c (reload): New variable next. Make sure that the for
7908 loop does not invoke NEXT_INSN on a deleted insn.
7909 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
7910 (delete_output_reload): New variable prev. Make sure the the for
7911 loops do not invoke PREV_INSN on a deleted insn.
7913 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
7915 * cgraphbuild.c (rebuild_cgraph_edges): Export.
7916 * cgraph.h (rebuild_cgraph_edges): Declare.
7917 * tree-pass.h (pass_expand_omp_ssa): New.
7918 * omp-low.c (find_omp_clause): Export.
7919 (copy_var_decl): Split from omp_copy_decl_2.
7920 (build_omp_barrier): Return the call to emit instead of emitting
7922 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
7924 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
7925 expand_omp_for_generic, expand_omp_for_static_nochunk,
7926 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7927 Adapted to work on SSA form.
7928 (execute_expand_omp): Do not invalidate dominance information.
7929 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
7930 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
7931 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
7933 (force_gimple_operand): Allow gimplifying code expressions without
7935 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
7936 * common.opt (fopenmp-ssa): New.
7937 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
7938 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
7939 * tree-cfg.c: Include tree-inline.h.
7940 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
7941 (replace_by_duplicate_decl, replace_ssa_name,
7942 mark_virtual_ops_in_region): New functions.
7943 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
7944 to work on SSA form.
7945 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
7946 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
7949 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7951 * tree-loop-linear.c: Include obstack.h.
7952 (linear_transform_loops): New obstack lambda_obstack.
7953 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
7954 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
7955 and free afterwards.
7956 * lambda.h (struct obstack): New forward declaration.
7957 (lambda_linear_expression_new): New parameter of type struct
7959 (lambda_loopnest_new): Likewise.
7960 (lambda_loopnest_transform): Likewise.
7961 (lambda_body_vector_new): Likewise.
7962 (lambda_body_vector_compute_new): Likewise.
7963 (gcc_loopnest_to_lambda_loopnest): Likewise.
7964 (lambda_loopnest_to_gcc_loopnest): Likewise.
7965 * lambda-code.c: Include obstack.h.
7966 (lambda_lattice_new): New parameter lambda_obstack. Use it for
7968 (lambda_body_vector_new): Likewise.
7969 (lambda_linear_expression_new): Likewise.
7970 (lambda_lattice_new): Likewise.
7971 (lambda_loopnest_new): Likewise. Additionally use obstack to
7972 allocate LN_LOOPS(ret).
7973 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
7974 it to lambda_lattice_new.
7975 (lambda_body_vector_compute_new): New parameter lambda_obstack.
7976 Pass it to lambda_body_vector_new.
7977 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
7978 it to lambda_lattice_new.
7979 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
7980 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
7981 (lambda_compute_target_space): Likewise.
7982 (lambda_compute_auxillary_space): New parameter lambda_obstack.
7983 Pass it to lambda_lattice_compute_base and
7984 compute_nest_using_fourieer_motzkin.
7985 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
7986 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
7987 and lambda_lattice_compute_target_space.
7988 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
7989 Pass it to lambda_linear_expression_new.
7990 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
7991 to gcc_tree_to_linear_expression.
7992 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
7993 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
7994 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
7995 Pass it to lambda_body_vector_new and
7996 lambda_body_vector_compute_new.
7997 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
7998 (lambda-code.o): Likewise.
8000 2007-09-06 Chao-ying Fu <fu@mips.com>
8002 * ginclude/stdfix.h: New file.
8003 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
8004 (convert.o): Add dependence on fixed-value.h.
8005 * c-convert.c (convert): Support FIXED_POINT_TYPE.
8006 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
8007 to define fixed-point constants.
8008 (c_cpp_builtins): Define fixed-point constants.
8009 * convert.c (fixed-value.h): New include.
8010 (convert_to_real): Update comment to include fixed-point.
8011 Support FIXED_POINT_TYPE.
8012 (convert_to_integer): Update comment to include fixed-point.
8013 Support FIXED_POINT_TYPE.
8014 (convert_to_complex): Support FIXED_POINT_TYPE.
8015 (convert_to_fixed): New function.
8016 * convert.h (convert_to_fixed): Declare.
8017 * genopinit.c: Add comment about $Q for only fixed-point modes.
8018 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
8019 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
8020 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
8021 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
8022 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
8023 usneg_optab for fixed-point modes.
8024 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
8026 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
8027 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
8028 unsigned saturation optabs, when type is saturating.
8029 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
8030 (expand_fixed_convert): New function.
8031 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
8032 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
8033 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
8034 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
8035 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
8036 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
8038 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
8039 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
8040 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
8041 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
8042 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
8044 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
8045 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
8046 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
8047 fractuns, satfractuns.
8048 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
8049 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
8050 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
8051 OTI_ssmsub_widen, OTI_usmsub_widen.
8052 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
8053 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
8054 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
8055 umsub_widen_optab, usmsub_widen_optab): Define.
8056 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
8058 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
8060 (expand_fixed_convert): Declare.
8061 * expr.c (convert_move): Support the move of fixed-point modes.
8062 (emit_move_insn_1): Handle fixed-point mode to move via integer.
8063 (categorize_ctor_elements_1): Handle FIXED_CST.
8064 (count_type_elements): Handle FIXED_POINT_TYPE.
8065 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
8066 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8068 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
8069 multiply and add/subtract for fixed-point types.
8070 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
8071 mode, we jump to binop directly.
8072 Support FIXED_CONVERT_EXPR.
8073 (do_store_flag): Check FIXED_CST to put a constant second.
8074 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
8075 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8076 (const_vector_from_tree): Support FIXED_CST.
8077 * doc/extend.texi (Fixed-Point): New node.
8078 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
8079 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
8080 satfract, fractuns, satfractuns): Document them.
8082 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
8084 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
8085 addresses into I registers.
8087 2007-09-06 Jan Hubicka <jh@suse.cz>
8088 Andreas Tobler <a.tobler@schweiz.org>
8090 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
8092 (machopic_legitimize_pic_address): Likewise.
8094 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8095 Jan Hubicka <jh@suse.cz>
8097 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
8098 instead of ufloat_optab->handlers directly.
8099 (floatdidf2): Likewise.
8101 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
8103 * config/mips/mips.c: Include diagnostic.h.
8104 (mips_set_current_function): Check errorcount and sorrycount
8105 before generating RTL.
8107 2007-09-06 Richard Sandiford <richard@codesourcery.com>
8110 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
8111 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
8112 (print_operand_reloc): Likewise.
8114 2007-09-06 Janis Johnson <janis187@us.ibm.com>
8118 2007-09-06 Jan Hubicka <jh@suse.cz>
8120 * config/i386/i386.c (ix86_expand_lround, ix86_expand_round):
8121 Update call of real_2expN.
8123 2007-09-06 Richard Sandiford <richard@codesourcery.com>
8125 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
8126 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
8128 2007-09-05 Janis Johnson <janis187@us.ibm.com>
8130 * optabs.c (expand_float): Convert unsigned integer as signed only
8131 if it provides sufficient accuracy; add mode argument to real_2expN.
8132 (expand_fix): Fix comment typos; extend binary float into mode
8133 wider than destination for converion to unsigned integer; add mode
8134 argument to real_2expN.
8135 * real.c (real_2expN): Add mode argument to special-case decimal
8137 * real.h (real_2expN): Ditto.
8138 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
8140 (fixed_from_string): Ditto.
8141 (fixed_to_decimal): Ditto.
8142 (fixed_convert_from_real): Ditto.
8143 (real_convert_from_fixed): Ditto.
8144 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
8145 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
8146 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
8147 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
8149 2007-09-06 Tom Tromey <tromey@redhat.com>
8151 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
8152 * c-pch.c (c_common_read_pch): Restore current location after
8154 * tree.c (expand_location): Update.
8155 (expr_filename): Changed return type. Unified the two cases.
8156 (expr_lineno): Likewise.
8157 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
8159 * toplev.c (line_table): Changed type.
8160 (general_init): Update.
8161 (realloc_for_line_map): New function.
8162 (general_init): Allocate line_table using GC.
8163 * fix-header.c (line_table): Changed type.
8164 (read_scan_file): Update.
8165 (read_scan_file): Update.
8166 * c-ppoutput.c (maybe_print_line): Update.
8167 (print_line): Update.
8168 (cb_line_change): Update.
8169 (cb_define): Update.
8170 (pp_file_change): Update.
8171 * c-opts.c (c_common_init_options): Update.
8172 (finish_options): Update.
8173 (push_command_line_include): Update.
8174 * c-lex.c (cb_line_change): Update.
8175 (cb_def_pragma): Update.
8176 (cb_define): Update.
8178 (c_lex_with_flags): Use cpp_get_token_with_location.
8179 * input.h (line_table): Changed type.
8180 (location_from_locus): New macro.
8181 * tree.h (EXPR_FILENAME): No longer an lvalue.
8182 (EXPR_LINENO): Likewise.
8183 (expr_locus, set_expr_locus): Declare separately for
8184 USE_MAPPED_LOCATION.
8185 (expr_filename, expr_lineno): Changed return type.
8186 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
8187 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
8188 (expand_gimple_basic_block): Likewise.
8189 * final.c (final_scan_insn): Use expanded_location.
8191 2007-09-06 Richard Guenther <rguenther@suse.de>
8193 PR tree-optimization/32586
8194 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
8195 folding if nothing changed.
8196 (simplify_unary_expression): New function. Do tree combining
8197 on conversion like codes.
8198 (try_to_simplify): Call it.
8199 * builtins.c (fold_builtin_cexp): Fold the built expressions.
8200 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
8202 2007-09-06 Jan Hubicka <jh@suse.cz>
8205 * cse.c (fold_rtx): Avoid invalid sharing.
8207 2007-09-06 Richard Sandiford <richard@codesourcery.com>
8209 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
8210 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
8212 2007-09-06 Revital Eres <eres@il.ibm.com>
8214 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
8215 Fix offsettable memory reference for 750CL.
8217 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
8219 * reload.c (find_reloads_address_1): Try to preserve original
8220 base/index regclass of operands.
8221 * regrename.c (scan_rtx_address): Likewise.
8222 (replace_oldest_value_addr): Likewise.
8224 2007-09-06 Richard Guenther <rguenther@suse.de>
8226 PR tree-optimization/33302
8227 * domwalk.c (walk_dominator_tree): The exit block is
8228 interesting even if it is not reachable.
8230 2007-09-06 Richard Sandiford <richard@codesourcery.com>
8233 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
8235 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
8237 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
8240 2007-09-05 Ian Lance Taylor <iant@google.com>
8242 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
8244 (dump_generic_node): Likewise.
8245 * print-rtl.c (print_decl_name): Likewise.
8246 * print-tree.c (print_node_brief): Likewise.
8247 (print_node): Likewise.
8248 * Makefile.in (RTL_BASE_H): Add alias.h.
8251 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
8253 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
8255 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
8256 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
8258 2007-09-06 Jie Zhang <jie.zhang@analog.com>
8260 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
8261 (tm_defines): Define UCLIBC_DEFAULT to 1.
8262 (extra_options): Add linux.opt.
8263 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
8264 (CRT_CALL_STATIC_FUNCTION): Likewise.
8265 (NO_IMPLICIT_EXTERN_C): Likewise.
8266 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
8267 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
8268 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
8269 (ENDFILE_SPEC): Don't define.
8270 (LIB_SPEC): Likewise.
8271 (CRT_CALL_STATIC_FUNCTION): Likewise.
8272 (NO_IMPLICIT_EXTERN_C): Likewise.
8273 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
8274 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
8276 2007-09-06 Jan Hubicka <jh@suse.cz>
8278 * config/i386/i386.c (ix86_expand_lround, ix86_expand_round):
8279 Update call of real_2expN.
8281 2007-09-06 Jan Hubicka <jh@suse.cz>
8283 * opts.c (common_handle_option): Enable inlining functions for
8286 2007-09-06 Jakub Jelinek <jakub@redhat.com>
8288 * builtin-attrs.def (ATTR_NONNULL_3): New.
8289 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
8290 ATTR_NOTHROW_NONNULL_##FA.
8291 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
8292 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
8293 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
8294 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
8295 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
8296 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
8297 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
8299 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
8300 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
8301 ATTR_FORMAT_NOTHROW_3_4): Remove.
8302 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
8303 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
8304 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
8305 instead of ATTR_FORMAT_*_*.
8307 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
8309 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
8310 parts re-used for REG_FRAME_RELATED_EXPR.
8312 2007-09-05 Janis Johnson <janis187@us.ibm.com>
8314 * optabs.c (expand_float): Convert unsigned integer as signed only
8315 if it provides sufficient accuracy; add mode argument to real_2expN.
8316 (expand_fix): Fix comment typos; extend binary float into mode
8317 wider than destination for converion to unsigned integer; add mode
8318 argument to real_2expN.
8319 * real.c (real_2expN): Add mode argument to special-case decimal
8321 * real.h (real_2expN): Ditto.
8322 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
8324 (fixed_from_string): Ditto.
8325 (fixed_to_decimal): Ditto.
8326 (fixed_convert_from_real): Ditto.
8327 (real_convert_from_fixed): Ditto.
8328 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
8329 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
8330 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
8331 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
8333 2007-09-05 Ian Lance Taylor <iant@google.com>
8335 * init-regs.c (initialize_uninitialized_regs): Call
8336 emit_insn_before rather than add_insn_before.
8338 2007-09-05 Jakub Jelinek <jakub@redhat.com>
8340 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
8341 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
8342 * tree-inline.h (copy_body_data): Add call_expr field.
8343 * tree-inline.c (expand_call_inline): Initialize call_expr.
8344 (copy_bb): Append anonymous inline fn arguments to arguments
8345 when inlining a CALL_EXPR_VA_ARG_PACK call.
8346 * builtins.c (expand_builtin): Issue an error if
8347 BUILT_IN_VA_ARG_PACK is seen during expand.
8348 (fold_call_expr, fold_builtin_call_array): Don't fold
8349 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
8350 __builtin_va_arg_pack () call as last argument.
8351 * gimplify.c (gimplify_call_expr): If last argument to a vararg
8352 function is __builtin_va_arg_pack (), decrease number of call
8353 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
8354 * expr.c (expand_expr_real_1): Issue an error if
8355 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
8356 * tree-pretty-print.c (dump_generic_node): Handle printing
8357 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
8358 * doc/extend.texi (__builtin_va_arg_pack): Document.
8360 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
8362 PR tree-optimization/21513
8363 * builtins.c (build_builtin_expect_predicate): New function.
8364 (fold_builtin_expect): Add argument for expected value.
8365 Distribute __builtin_expect over short-circuiting operations.
8366 Fold nested builtin_expects.
8367 (fold_builtin_2): Adjust call to fold_builtin_expect.
8369 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
8372 PR tree-optimization/13756
8373 * doc/invoke.texi (Options That Control Optimization): Document
8376 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
8378 * config/i386/cpuid.h: New file.
8379 * config/i386/driver-i386.c: Include cpuid.h.
8380 (describe_cache): Shrink size and line strings to 100 bytes.
8381 (detect_caches_amd): Return "" for unsupported max_ext_level.
8382 Use __cpuid function.
8383 (detect_caches_intel): Return "" for unsupported max_level.
8384 Use __cpuid function.
8385 (host_detect_local_cpu): Change feature flag variables to
8386 unsigned int. Initialize only extended feature flag variables.
8387 Use __get_cpuid_max to determine max supported cpuid level.
8388 Use __cpuid function to determine supported features. Fix
8389 calculation of family id. Remove is_amd and check signature
8390 directly. Check for Geode signature. Handle family 4 id.
8391 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
8392 cpu discovery code to lower part of the function.
8393 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
8394 for sub-architecture.
8395 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
8396 [PROCESSOR_K8]: Add k8-sse3 architecture.
8397 [PROCESSOR_NOCONA]: Remove.
8398 [PROCESSOR_GENERIC64]: Ditto.
8399 * config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
8400 * config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
8401 to check for SSE and FXSAVE support.
8402 * config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
8403 Add -minline-all-stringops.
8404 * config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
8405 (x86_64-*-*): Ditto.
8407 2007-09-05 Jie Zhang <jie.zhang@analog.com>
8409 * config/bfin/linux-unwind.h: New file.
8410 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
8411 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
8413 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8415 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
8416 * stmt.c: Include alloc-pool.h.
8417 (struct case_node): Remove GTY marker.
8418 (add_case_node): New parameter case_node_pool. Use it for
8420 (expand_case): New allocation pool case_node_pool. Initialize it,
8421 pass to add_case_node and free it.
8423 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8424 David Ung <davidu@mips.com>
8425 Nigel Stephens <nigel@mips.com>
8427 Add mips16/nomips16 function attributes and -mflip-mips16 option
8428 for testing mixed-mode compilation.
8430 * config/mips/mips.opt (mflip-mips16): New.
8432 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
8433 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
8435 * config/mips/mips.c (mips_base_target_flags): New.
8436 (mips_base_mips16): New.
8437 (mips_base_schedule_insns): New.
8438 (mips_base_reorder_blocks_and_partition): New.
8439 (mips_base_align_loops): New.
8440 (mips_base_align_jumps): New.
8441 (mips_base_align_functions): New.
8442 (mips16_flipper): New.
8443 (mips_attribute_table): Add "mips16" and "nomips16" entries.
8444 (TARGET_SET_CURRENT_FUNCTION): Define.
8445 (mips_mips16_type_p, mips_nomips16_type_p): New.
8446 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
8447 (mips_function_ok_for_sibcall): Make it deal with functions with
8449 (mips_init_split_addresses): New, split out from override_options.
8450 (mips_init_relocs): New, split out from override_options.
8451 (was_mips16_p): New.
8452 (mips_set_mips16_mode): New, split out from override_options.
8453 (mips_set_current_function): New.
8454 (override_options): Add sorry for unsupported mips16/pic
8455 combination. Remove error for mips16/dsp combination. Save
8456 base option settings.
8457 (mips_file_start): Move mips16 mode setting output from here....
8458 (mips_output_function_prologue): ....to here.
8459 (mips_output_mi_thunk): Check for mips16 function.
8460 (build_mips16_function_stub): Don't set .mips16 here.
8461 (build_mips16_call_stub): Likewise.
8462 (mips_expand_builtin): Error in mips16 mode.
8463 (mips_use_mips16_mode_p): New.
8464 (mips_encode_section_info): Check for mips16 function, and set
8465 SYMBOL_REF_FLAGS accordingly.
8467 * doc/extend.texi (Function Attributes): Document new
8468 mips16/nomips16 attributes.
8469 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
8470 (MIPS Options): Document -mflip-mips16.
8472 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8474 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
8475 if we encounter TLS address in MIPS16 mode.
8476 (mips_legitimize_const_move): Check cannot_force_const_mem for
8477 the (const (plus symbol offset)) case; this forces invalid TLS
8478 address in MIPS16 mode to be caught by the above call to sorry.
8479 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
8480 because that now enables emutls, which is not ABI compatible
8481 with native TLS in non-MIPS16 mode.
8483 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8485 Add target hook invoked when cfun changes.
8487 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
8488 * target.h (struct gcc_target): Add set_current_function.
8489 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
8490 (TARGET_INITIALIZER): Add initializer for set_current_function.
8491 * tree.h (push_struct_function): New.
8492 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
8494 (set_cfun): Declare.
8495 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
8497 (push_function_context_to): Use allocate_struct_function
8498 to create null context, not init_dummy_function_start. Use set_cfun.
8499 (pop_function_context_from): Use set_cfun.
8500 (in_dummy_function): New.
8501 (invoke_set_current_function_hook): New.
8503 (push_cfun, pop_cfun): Use set_cfun.
8504 (push_struct_function): New.
8505 (allocate_struct_function): Call invoke_set_current_function_hook
8507 (prepare_function_start): Don't set cfun here. Remove unused
8508 argument; fix all callers.
8509 (init_dummy_function_start): Fiddle with in_dummy_function. Call
8510 push_struct_function.
8511 (init_function_start): Set cfun here.
8512 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
8513 * omp-low.c (create_omp_child_function): Use push_struct_function
8514 and pop_cfun to save/restore state.
8515 (expand_omp_parallel): Remove unused saved_cfun variable.
8516 * cgraphunit.c (ipa_passes): Use set_cfun.
8517 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
8518 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
8519 * matrix-reorg.c (transform_allocation_sites): Likewise.
8520 (matrix_reorg): Use set_cfun.
8521 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
8522 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
8523 assignment to cfun; use set_cfun for the other.
8524 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
8525 (dump_function_to_file): Use push_cfun/pop_cfun here.
8526 * c-decl.c (finish_function): Use set_cfun.
8528 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8530 * regrename.c (rerename_optimize): Use deferred rescanning and
8531 insert explicit calls to rescan insns when changed.
8533 2007-09-05 Jan Hubicka <jh@suse.cz>
8535 * optabs.c (libfunc_entry): Change optab to integer.
8536 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
8537 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
8538 of pointers for hashing.
8540 2007-09-05 Jan Hubicka <jh@suse.cz>
8542 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
8544 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
8545 * see.c (pass_see): Likewise.
8546 * tracer.c (pass_tracer): Likewise.
8547 * postreload-gcse.c (pass_gcse2): Likewise.
8548 * postreload.c (pass_postreload_cse): Likewise.
8549 * mode-switching.c (pass_mode_switching): Likewise.
8550 * modulo-sched.c (pass_sms): Likewise.
8551 * cse.c (cse_insn): Likewise.
8552 * web.c (pass_web): Likweise.
8553 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
8554 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
8555 * loop-init.c (pass_rtl_loop_init): Likewise.
8556 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
8557 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
8558 * global.c (pass_global_alloc): Likewise.
8559 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
8560 pass_if_after_reload): Likewise.
8561 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
8562 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
8563 * regmove.c (pass_regmove): Likewise.
8564 * function.c (pass_thread_prologugues_epilogues): Likewise.
8565 * gcse.c (pass_gcse): Likewise.
8566 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
8567 * lower-subreg.c (pass_lower_subreg2): Likewise.
8568 * bt-load.c (pass_branch_target_load): Likewise.
8569 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
8570 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
8571 * combine.c (pass_combine): Likewise.
8572 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
8573 (pass_partition_blocks): Likewise.
8574 * var-tracking.c (pass_variable_track): Likewise.
8575 * reg-stack.c (pass_stack_regs_run): Likewise.
8576 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
8577 * passes.c (pass_postreload): Likewise.
8578 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
8579 * tree-pass.h (TODO_verify_rtl_sharing): New.
8580 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
8581 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
8582 TODO_set_props, TODO_df_finish, TODO_df_verify,
8583 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
8585 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8587 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
8588 fold_real_zero_addition_p, reorder_operands_p,
8589 div_if_zero_remainder, fold_undefer_overflow_warnings,
8590 int_binop_types_match_p, fold_convert_const_int_from_int,
8591 fold_convert_const_int_from_real,
8592 fold_convert_const_int_from_fixed,
8593 fold_convert_const_real_from_real,
8594 fold_convert_const_real_from_fixed,
8595 fold_convert_const_fixed_from_fixed,
8596 fold_convert_const_fixed_from_int,
8597 fold_convert_const_fixed_from_real, maybe_lvalue_p,
8598 fold_checksum_tree, fold_check_failed, print_fold_checksum,
8599 debug_fold_checksum, multiple_of_p): Constify.
8600 * tree-flow-inline.h (get_lineno): Likewise.
8601 * tree-flow.h (get_lineno): Likewise.
8602 * tree-object-size.c (compute_object_offset, addr_object_size,
8603 alloc_object_size, pass_through_call): Likewise.
8604 * tree-pretty-print.c (op_symbol, print_call_name,
8605 print_struct_decl, do_niy): Likewise.
8606 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
8607 debug_fold_checksum): Likewise.
8609 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
8612 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
8613 note, remove the associated REG_RETVAL note.
8615 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
8617 * config.gcc (powerpc*-*-*): Install
8618 spu2vmx.h, vec_types.h, and si2vmx.h headers.
8619 * config/rs6000/spu2vmx.h: New header.
8620 * config/rs6000/si2vmx.h: New header.
8621 * config/rs6000/vec_types.h: New header.
8623 2007-09-05 Ben Elliston <bje@au.ibm.com>
8625 * varasm.c (initializer_constant_valid_p): Fix comment typo.
8627 2007-09-05 Ben Elliston <bje@au.ibm.com>
8629 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
8631 (__stdcx): Make asm volatile.
8632 (__stwcx, __stdcx): Return only 0 or 1.
8634 2007-09-05 Jan Hubicka <jh@suse.cz>
8638 2007-09-04 Jan Hubicka <jh@suse.cz>
8639 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
8641 2007-09-04 Richard Guenther <rguenther@suse.de>
8642 * tree-ssa-operands.c (add_virtual_operand): Only mark
8643 stores as has_volatile_ops if alias information is not available.
8645 2007-09-05 Jakub Jelinek <jakub@redhat.com>
8647 * config/rs6000/tramp.asm: Include config.h.
8648 Check __PIC__ or __pic__ macro instead of SHARED.
8650 PR rtl-optimization/32300
8651 * see.c (see_copy_insn): New function.
8652 (see_def_extension_not_merged, see_merge_one_use_extension,
8653 see_merge_one_def_extension): Use it. Avoid changing
8654 PREV_INSN/NEXT_INSN chains directly, insted emit insns
8655 into sequences. Call df_insn_delete on temporary insns
8656 that won't be emitted into the insn stream.
8657 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
8658 and run df_process_deferred_rescans () before run_fast_dce.
8660 PR tree-optimization/33017
8661 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
8662 recurse for pure or const function calls.
8664 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8666 * c-format.c: Include alloc-pool.h.
8667 (check_format_info_main): New argument fwt_alloc. Use allocation
8668 pool instead of GC. Remove GC deallocation code.
8669 (check_format_arg): Create allocation pool, pass it to
8670 check_format_info_main and free it afterwards.
8671 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
8673 2007-09-05 Ben Elliston <bje@au.ibm.com>
8675 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
8676 Rename count macro arugment for clarity.
8677 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
8678 (__protected_stream_set): Likewise, pass 0.
8680 2007-09-04 Jan Hubicka <jh@suse.cz>
8682 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
8684 2007-09-04 Jan Hubicka <jh@suse.cz>
8686 * invoke.texi (-finline-small-functions): Document.
8687 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
8688 when deciding what is inlinable.
8689 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
8690 (cgraph_decide_inlining_of_small_function): Handle new flags.
8691 (cgraph_decide_inlining_incrementally): Likewise.
8692 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
8693 * common.opt (finline-small-functions): New.
8694 * Makefile.in (build/gengtype.o-warn): Work around PR29478
8696 2007-09-04 Richard Guenther <rguenther@suse.de>
8698 * tree-ssa-operands.c (add_virtual_operand): Only mark
8699 stores as has_volatile_ops if alias information is not available.
8701 2007-09-04 Andrew Haley <aph@redhat.com>
8703 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
8705 2007-09-04 Andrew Haley <aph@redhat.com>
8707 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
8708 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
8709 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
8711 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
8714 * common.opt: Mention ABI version 2 in comment.
8716 2007-09-04 Jan Hubicka <jh@suse.cz>
8718 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
8719 (libfunc_entry): New structure.
8720 (libfunc_hash): New hashtable.
8721 (hash_libfunc): New function.
8722 (eq_libfunc): New function.
8723 (convert_optab_libfunc): New function.
8724 (optab_libfunc): New function.
8725 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
8726 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
8727 expand_float, expand_fix, new_optab, new_convert_optab):
8728 Update for new libfunc API.
8729 (init_libfunc, init_integral_libfuncs,
8730 init_floating_libfuncs, init_interclass_conv_libfuncs
8731 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
8732 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
8733 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
8734 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
8735 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
8736 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
8737 gen_extend_conv_libfunc): New.
8738 (init_one_libfunc): Revamp for hashtables.
8739 (set_conv_libfunc): Likewise.
8740 (init_optabs): Initialize hashtable; use lazy initialization where
8742 * optabs.h (optab_handlers): Move out of GGC.
8743 (optab, convert_optab): Move out of GGC; add lazy gen info.
8744 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
8745 (optab_libfunc, convert_optab_libfunc): New.
8746 * builtins.c (expand_builtin_powi): Update for new API.
8747 * expr.c (convert_move): Likewise.
8748 * expmed.c (expand_divmod): Likewise.
8750 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
8752 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
8753 GOT pointer only if there is a constant pool. Use the allocated space
8756 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
8758 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
8761 2007-09-04 Revital Eres <eres@il.ibm.com>
8762 Richard Guenther <rguenther@suse.de>
8763 R. Clint Whaley <whaley@cs.utsa.edu>
8765 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
8767 * tree-tailcall.c (process_assignment): Use -fassociative-math
8768 when reodering operands of floating-point type.
8769 * fold-const.c (fold_comparison, fold_binary): Use
8770 -fassociative-math and -freciprocal-math instead of
8771 -funsafe-math-optimization flag.
8772 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
8773 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
8774 -freciprocal-math instead of -funsafe-math-optimizations.
8775 * opts.c (set_fast_math_flags): Set -freciprocal-math and
8776 -fassociative-math when -ffast-math is set.
8777 (set_unsafe_math_optimizations_flags): New Function
8778 to set -freciprocal-math and -fassociative-math when
8779 -funsafe-math-optimizations is set.
8780 (common_handle_option): Call it.
8781 * tree-vectorizer.c (vect_is_simple_reduction): Use
8782 -fassociative-math when doing reduction on floats.
8783 * loop-unroll.c (analyze_insn_to_expand_var): Use
8784 -fassociative-math when expanding an accumulator of type float.
8785 * simplify-rtx.c (simplify_binary_operation_1): Use
8786 -fassociative-math and -freciprocal-math when reordeing operands
8787 of floating-point type.
8788 * combine.c (combine_simplify_rtx): Likewise.
8789 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
8791 * common.opt (-fassociative-math, -freciprocal-math): New flags.
8793 2007-09-04 Paolo Carlini <pcarlini@suse.de>
8796 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
8798 2007-09-04 Jan Hubicka <jh@suse.cz>
8800 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
8802 2007-09-04 Jan Hubicka <jh@suse.cz>
8804 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
8805 and corresponding MATCH_DUP.
8807 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
8810 * combine.c (subst): Do not try to simplify X if it represents load
8811 of FP constant from the constant pool via float extension.
8813 2007-09-04 Ben Elliston <bje@au.ibm.com>
8815 * c-opts.c: Include "tm_p.h".
8816 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
8818 2007-09-04 Richard Guenther <rguenther@suse.de>
8820 PR tree-optimization/33291
8821 * tree-pretty-print.c (dump_generic_node): Dump all
8822 qualifiers for pointer types, not only first. Dump
8823 qualifiers for aggregate types as well.
8824 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
8825 use the canonical type for building ARRAY_REFs.
8826 * gimplify.c (canonicalize_addr_expr): Clean up. The
8827 correct validness check is compatibility of the pointer
8828 types. Always use the canonical type for building
8829 ARRAY_REFs and ADDR_EXPRs.
8830 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
8831 change that disabled propagation of ADDR_EXPRs into statements
8834 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8836 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
8837 (umulsi3_highpart): Make into expanders; existing insns are
8838 now named *[insn]_nov6. Add stars to existing [insn]_v6
8839 counterparts' names.
8841 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
8843 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
8844 (unprotoize.o): Remove SHLIB_MULTILIB.
8846 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
8848 * doc/extend.texi: Document progmem attribute for AVR.
8850 2007-09-03 Anatoly Sokolov <aesok@post.ru>
8853 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
8855 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8857 * optabs.c (expand_ffs): Initialize val and defined_at_zero
8860 * optabs.c: Remove unnecessary forward declarations.
8861 (expand_unop_direct): New, broken out of expand_unop.
8862 (expand_doubleword_clz): New.
8863 (expand_ctz): Move above expand_ffs. Use
8864 start_sequence, end_sequence, add_equal_note, and
8865 expand_unop_direct. Add more commentary.
8866 (expand_ffs): Try both ctz optab and expand_ctz.
8867 Generate a test and branch if the hardware doesn't give us
8868 a useful value for input zero. Style improvements similar to
8871 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
8873 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8875 * config.gcc: Delete stanza for arm-semi-aof and
8876 armel-semi-aof targets.
8877 * config/arm/arm-protos.h
8879 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
8880 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
8881 delete aof_pic_label and remove mention of AOF in comments.
8882 * config/arm/arm.md: Delete patterns used only for AOF assembly.
8884 * config/arm/semiaof.h
8885 * config/arm/t-semi: Delete file.
8887 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8889 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
8890 CONST_CAST_BB): New macros for type-specific casts.
8891 (CONST_CAST): Add a TYPE parameter and define it in terms of
8894 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
8895 * c-lex.c (cb_ident, lex_string): Likewise,
8896 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
8897 * config/i386/i386.c (ix86_function_regparm,
8898 ix86_function_sseregparm): Use CONST_CAST_TREE.
8899 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
8901 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
8902 give_switch, set_multilib_dir): Likewise,
8903 * gengtype-parse.c (string_seq, typedef_name): Likewise,
8904 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
8905 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
8906 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
8907 * prefix.c (update_path): Likewise,
8908 * pretty-print.c (pp_base_destroy_prefix): Likewise,
8909 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
8910 * tree-cfg.c (tree_can_merge_blocks_p,
8911 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
8912 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
8913 * tree.c (build_string): Supply a TYPE for CONST_CAST.
8914 (attribute_list_contained): Use CONST_CAST_TREE.
8916 2007-09-03 Krister Walfridsson <cato@df.lth.se>
8918 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
8920 2007-09-03 Richard Sandiford <richard@codesourcery.com>
8923 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
8924 before forcing them into a register.
8926 2007-09-03 Richard Sandiford <richard@codesourcery.com>
8928 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
8929 rather than define_code_macro.
8931 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8933 * gcc.c (xputenv): New function.
8934 (putenv_from_prefixes): Use xputenv instead of putenv.
8935 (process_command): Use xputenv instead of putenv.
8936 (set_collect_gcc_options): Use xputenv instead of putenv.
8937 (main): Use xputenv instead of putenv.
8939 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
8941 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
8942 availability of swap instruction.
8943 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
8945 2007-09-03 Revital Eres <eres@il.ibm.com>
8947 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
8950 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
8951 Ayal Zaks <zaks@il.ibm.com>
8952 Revital Eres <eres@il.ibm.com>
8954 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
8955 compute_split_row): New functions.
8956 (ps_unschedule_node): Remove.
8957 (normalize_sched_times): Iterate over the already scheduled
8958 insns instead of the number of nodes.
8959 (MAX_SPLIT_NUM): New definition.
8960 (sms_schedule_by_order): Change the scheduling heuristic to
8961 avoid useless increases of initiation interval ii.
8962 (get_sched_window): Add dump printouts.
8964 2007-09-02 David Daney <ddaney@avtrex.com>
8966 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
8967 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
8968 (optab, insn): Add more attributes.
8969 (fetchop_bit): New code macro.
8970 (immediate_insn): New code macro attribute.
8971 (sync): Change condition to ISA_HAS_SYNC.
8972 (rdhwr): Change predicate for operand 0 to register_operand.
8973 (memory_barrier): New expand.
8974 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
8975 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8976 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8977 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8978 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
8979 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
8980 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
8981 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8982 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
8984 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
8985 Hans-Peter Nilsson <hp@axis.com>
8987 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
8988 Defined to describe availability and behavior of CLZ.
8989 * config/cris/cris.md (clzsi2): Implement using lz instruction.
8990 * config/cris/cris.opt: Tweak comment for "-metrax4".
8991 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
8992 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
8993 (count_leading_zeros): Define.
8995 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8997 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
8999 2007-09-02 Joseph Myers <joseph@codesourcery.com>
9003 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
9006 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
9008 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
9009 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
9010 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
9011 sched-deps.c, sched-int.h, system.h, target.h,
9012 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
9013 tree.def: Fix comment typos.
9015 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
9017 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
9018 (override_options): Turn on -mstrict-align on non-ColdFire
9020 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
9022 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9024 * c-common.c (const_strip_array_types): Delete.
9025 * c-common.h (const_strip_array_types): Likewise.
9026 * emit-rtl.c (const_next_insn, const_previous_insn,
9027 const_next_nonnote_insn, const_prev_nonnote_insn,
9028 const_next_real_insn, const_prev_real_insn,
9029 const_next_active_insn, const_prev_active_insn, const_next_label,
9030 const_prev_label): Delete.
9031 * gimple-low.c (block_may_fallthru): Use expr_last.
9032 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
9033 * rtl.h (const_previous_insn, const_next_insn,
9034 const_prev_nonnote_insn, const_next_nonnote_insn,
9035 const_prev_real_insn, const_next_real_insn,
9036 const_prev_active_insn, const_next_active_insn, const_prev_label,
9037 const_next_label): Delete.
9038 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
9039 * system.h (CONST_CAST): Update comment.
9040 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
9041 (const_first_stmt, const_last_stmt): Delete.
9042 (tree_block_ends_with_condjump_p): Use last_stmt.
9043 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
9044 * tree-iterator.c (const_expr_first, const_expr_last,
9045 const_expr_only): Delete.
9046 * tree.c (const_lookup_attribute): Likewise.
9047 (attribute_list_contained): Use lookup_attribute.
9048 * tree.h (const_lookup_attribute, const_expr_first,
9049 const_expr_last, const_expr_only): Delete.
9051 2007-09-01 Richard Guenther <rguenther@suse.de>
9053 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
9054 instead of TREE_THIS_VOLATILE.
9055 * tree-ssa-operands.c (add_virtual_operand): Do not set
9056 has_volatile_ops. Do not check s_ann for NULL.
9057 (get_indirect_ref_operands): Likewise.
9058 (get_expr_operands): Likewise. For all reference trees
9059 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
9060 check base of reference for TREE_THIS_VOLATILE.
9062 2007-09-01 Richard Guenther <rguenther@suse.de>
9064 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
9065 between integral types. Also allow conversions between
9068 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9070 * optabs.c (prepare_float_lib_cmp): Use
9071 libgcc_cmp_return_mode instead of word_mode.
9072 * config/dfp-bit.h: Likewise.
9073 * config/fp-bit.h: Likewise.
9074 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
9076 (spu_libgcc_shift_count_mode): New function.
9077 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
9078 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
9080 2007-08-31 Joseph Myers <joseph@codesourcery.com>
9082 * tree-pretty-print.c: Include output.h.
9083 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
9084 HOST_WIDE_INT_PRINT_DEC.
9085 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
9087 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
9089 PR rtl-optimization/33224
9090 * loop-iv.c (latch_dominating_def): Check that the definition belongs
9091 to the analysed region.
9093 2007-08-31 Richard Guenther <rguenther@suse.de>
9095 * function.c (allocate_struct_function): Do not set
9096 current_function_returns_pointer.
9097 * function.h (struct var_refs_queue): Remove.
9098 (struct simple_obstack_stack): Likewise.
9099 (struct function): Remove fixup_var_refs_queue member.
9100 Remove returns_pointer flag.
9101 (current_function_returns_pointer): Remove define.
9103 2007-08-31 Nick Clifton <nickc@redhat.com>
9105 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
9106 secondary keys in order to obtain a stable sort.
9108 2007-08-31 Nick Clifton <nickc@redhat.com>
9111 * config/m32r/constraints.md: Add W constraint for integer zero.
9112 * config/m32r/m32r.md (get_pc): Use W and i constraints.
9113 Fix length calculation by using alternatives.
9115 2007-08-31 Richard Sandiford <richard@codesourcery.com>
9117 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
9118 split out from expand_binop.
9119 (avoid_expensive_constant): New function.
9120 (expand_binop_directly): Remove commutative_op argument and
9121 (expand_binop_directly): Remove commutative_op argument and
9122 call cummutative_optab_p instead. Do not change op0 or op1
9123 when swapping xop0 and xop1. Apply avoid_expensive_constant
9124 to each argument after potential swapping. Enforce the
9125 canonical order of commutative operands.
9126 (expand_binop): Use shift_optab_p and commutative_optab_p.
9127 Update the calls to expand_binop_directly. Only force constants
9128 into registers when widening an operation. Only swap operands
9129 once a direct expansion has been rejected.
9130 (expand_twoval_binop): Only force constants into registers when
9131 using a direct expansion.
9133 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
9135 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
9136 (sched_analyze_insn): Don't postprocess speculative dependencies when
9137 target has no scheduling.
9138 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
9139 'uninitialized' warning.
9141 2007-08-31 Richard Guenther <rguenther@suse.de>
9143 * tree.c (build_complex_type): Always set TYPE_NAME for
9146 2007-08-31 Olivier Hainque <hainque@adacore.com>
9148 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
9149 internal macro. Default alignment factor for csect directives, chosen
9150 to match what BIGGEST_ALIGNMENT allows.
9151 (DATA_SECTION_ASM_OP): Use it.
9152 * config/rs6000/rs6000.c
9153 (rs6000_xcoff_output_readonly_section_asm_op):
9154 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
9155 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
9157 2007-08-31 Olivier Hainque <hainque@adacore.com>
9159 * dbxout.c (dbxout_block): Move declaration within the first
9160 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
9161 block to include the definition, together with the associated
9164 2007-08-31 David Edelsohn <edelsohn@gnu.org>
9165 Revital Eres <eres@il.ibm.com>
9167 * doc/invoke.texi (-mpaired): Document flag.
9168 * config.gcc: Include paired.h in powerpc extra_headers and
9169 750cl.h in powerpc-*-linux*paired*.
9170 * config/rs6000/rs6000.opt (-mpaired): New flag.
9171 * config/rs6000/rs6000.c (paired_init_builtins,
9172 paired_expand_builtin, paired_expand_lv_builtin,
9173 paired_expand_stv_builtin, paired_expand_predicate_builtin):
9174 New functions to support the paired single builtin functions.
9175 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
9176 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
9178 (bdesc_paired_preds): New structure for paired predicate
9180 (rs6000_expand_builtin): Expand paired single builtins.
9181 (rs6000_init_builtins): Init paired single builtins.
9182 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
9183 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
9184 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
9185 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
9186 (rs6000_vector_mode_supported_p): Support paired vector mode.
9187 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
9188 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
9190 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
9191 (DATA_ALIGNMENT): Likewise.
9192 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
9193 (rs6000_builtins): Add PAIRED builtins.
9194 * config/rs6000/rs6000.md: Include paired.md.
9195 * config/rs6000/paired.h: New.
9196 * config/rs6000/paired.md: New.
9197 * config/rs6000/750cl.h: New.
9198 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
9200 2007-08-30 Ollie Wild <aaw@google.com>
9202 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
9203 * gcc.c (default_compilers): Add -fno-directives-only to
9204 @assembler-with-cpp.
9206 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
9210 * regclass.c (initial_fixed_regs): Revert previous change and make
9212 (initial_call_used_regs): Likewise.
9213 (initial_call_really_used_regs): Delete, reverting previous addition.
9214 (initial_reg_names): Likewise.
9215 (init_reg_sets): Revert previous change.
9216 (saved_fixed_regs): New.
9217 (saved_call_used_regs): New.
9218 (saved_call_really_used_regs): New.
9219 (saved_reg_names): New.
9220 (save_register_info): New.
9221 (restore_register_info): New.
9222 (init_reg_sets_1): Replace reset of register info with call to
9223 restore_register_info.
9224 * rtl.h (save_register_info): Declare.
9225 * toplev.c (backend_init): Call save_register_info.
9227 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9229 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
9230 from the original statement.
9232 2007-08-30 Chao-ying Fu <fu@mips.com>
9234 * c-lex.c (interpret_fixed): Declare.
9235 (interpret_float): Process _Fract and _Accum.
9236 (interpret_fixed): New function.
9237 * final.c (output_addr_const): Process CONST_FIXED.
9238 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
9239 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
9241 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
9243 (simplify_immed_subreg): Support CONST_FIXED.
9244 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
9245 (simplify_subreg): Support CONST_FIXED.
9247 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
9249 * config/rs6000/ppu_intrinsics.h: New file.
9250 * config.gcc (powerpc*-*-* <extra_headers>): Install
9253 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9255 * cfg.c (dump_flow_info): Change to also print entry and exit
9257 * print-rtl.c (print_rtl_single): Allow to print rtl with
9260 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9262 * df-core.h (df_dump_region): New function.
9263 * df.h (df_dump_region): New function.
9264 * loop-invariant.c (find_defs): Add call to df_dump_region.
9265 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
9268 2007-08-30 Jakub Jelinek <jakub@redhat.com>
9271 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
9272 true if any of the compare_section_name calls returned true,
9273 rather than if any returned false.
9275 2007-08-30 Richard Guenther <rguenther@suse.de>
9277 PR tree-optimization/33199
9278 * tree-ssa-structalias.c (handle_lhs_call): New function.
9279 (find_func_aliases): In non-IPA mode make sure that for
9280 calls that return a pointer we add a constraint for the
9281 result to point to anything.
9283 2007-08-30 Richard Guenther <rguenther@suse.de>
9285 * doc/invoke.texi (-mveclibabi): Document new target option.
9286 * config/i386/i386.opt (-mveclibabi): New target option.
9287 * config/i386/i386.c (ix86_veclib_handler): Handler for
9288 vectorization library support.
9289 (override_options): Handle the -mveclibabi option, initialize
9290 the vectorization library handler.
9291 (ix86_builtin_vectorized_function): As fallback call the
9292 vectorization library handler, if set.
9293 (ix86_veclibabi_acml): New static function for ACML ABI style
9294 vectorization support.
9296 2007-08-30 Jakub Jelinek <jakub@redhat.com>
9298 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
9299 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
9300 SImode and update m. Don't run gen_lowpart_common on arbitrary
9301 memory address, force it to register first.
9304 * dce.c (dce_process_block): Don't delete setters of
9305 artificially used registers.
9307 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9309 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
9310 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
9311 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
9313 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9315 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
9317 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
9318 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
9320 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9322 * system.h: Activate -Wcast-qual as warning-only.
9324 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
9327 * config/rs6000/rs6000.c (compare_section_name): New function.
9328 (rs6000_elf_in_small_data_p): Compare section prefixes instead
9331 2007-08-29 Olivier Hainque <hainque@adacore.com>
9333 * xcoffout.c: #include debug.h.
9334 * Makefile.in (xcoffout.o): Add debug.h dependency.
9336 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
9338 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
9339 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
9341 2007-08-29 Richard Guenther <rguenther@suse.de>
9343 * tree-pretty-print.c (dump_generic_node): Print
9344 label DECL_UID as D.%u.
9345 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
9347 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9349 * builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
9350 * builtins.def (BUILT_IN_REALLOC): New builtin.
9352 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
9355 * tree.c (build_type_attribute_qual_variant): Set canonical types
9356 on the final, unqualified attribute variant before building the
9359 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9361 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
9362 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
9364 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9367 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9368 * config/bfin/bfin.md (composev2hi): Put operands into vector
9371 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9373 * config/bfin/bfin.md (composev2hi): Put operands into vector
9376 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9378 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
9379 attribute when appropriate.
9380 (bfin_handle_l1_text_attribute): New.
9381 (bfin_handle_l1_data_attribute): New.
9382 (bfin_attribute_table): Add attributes: l1_text, l1_data,
9383 l1_data_A and l1_data_B.
9384 * doc/extend.texi (node Function Attributes): Document l1_text
9386 (Variable Attributes): Add Blackfin subsection. Document l1_data,
9387 l1_data_A and l1_data_B variable attributes.
9389 2007-08-28 Jie Zhang <jie.zhang@analog.com>
9391 * config/bfin/bfin.opt (minline-plt): Add.
9392 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
9393 call to global functions.
9394 * doc/invoke.texi (Option Summary): Mention -minline-plt.
9395 (Blackfin Options): Document -minline-plt.
9397 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
9399 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
9400 given a non-function.
9401 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
9403 2007-08-28 DJ Delorie <dj@redhat.com>
9405 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
9407 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9409 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
9411 2007-08-28 Richard Guenther <rguenther@suse.de>
9413 * tree.h (struct tree_function_decl): Increase size of
9414 function_code bitfield.
9416 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
9417 Kazu Hirata <kazu@codesourcery.com>
9419 * config/m68k/linux.h
9420 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
9421 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
9422 (m68k_return_in_memory): New.
9423 * config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
9426 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
9429 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
9430 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
9431 operand) when top VEC_SELECT extracts scalar element.
9432 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
9433 (*vec_extract_v4sf_mem): Ditto.
9435 2007-08-28 Jakub Jelinek <jakub@redhat.com>
9438 * passes.c (init_optimization_passes): Move pass_df_finish
9439 after pass_postreload sublist.
9441 PR rtl-optimization/33148
9442 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
9443 (neg (lt X 0)) if X has scalar int mode.
9446 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
9447 initializer, use build_vector_from_ctor if possible to create
9448 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
9449 even after this, return NULL.
9451 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
9453 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
9455 2007-08-28 Richard Guenther <rguenther@suse.de>
9457 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
9458 (struct tree_function_decl): Make function_code a bitfield.
9459 Add disregard_inline_limits flag.
9460 * cgraphunit.c (cgraph_process_new_functions): Check
9461 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
9462 (cgraph_preserve_function_body_p): Likewise.
9463 * ipa-inline.c (compute_inline_parameters): Likewise.
9464 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
9465 for GNU C extern inline functions.
9466 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
9467 * tree-inline.c (disregard_inline_limits_p): Remove.
9468 * tree-inline.h (disregard_inline_limits_p): Likewise.
9469 * c-common.c (handle_always_inline_attribute): Set
9470 DECL_DISREGARD_INLINE_LIMITS.
9471 * langhooks.c (add_builtin_function): Verify the function code
9472 fits in the bitfield.
9474 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
9475 Vladimir Yanovsky <yanov@il.ibm.com>
9476 Revital Eres <eres@il.ibm.com>
9477 Andrey Belevantsev <abel@ispras.ru>
9479 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
9481 * modulo-sched.c: Add documentation regarding do-loop.
9482 (doloop_register_get): Change number of arguments to support
9483 the new do-loop pattern and check whether COUNT_REG has no other
9484 occurences in the loop besides in the control part.
9485 (duplicate_insns_of_cycles): Do not duplicate the insn which
9486 changes count_reg as it is already adjusted.
9487 (generate_prolog_epilog): New argument to support the new
9488 do-loop pattern. Change the subtract instruction to use
9489 expand_simple_binop. Call duplicate_insns_of_cycles with new
9491 (sms_schedule): Call doloop_register_get and
9492 generate_prolog_epilog with new argument. Do not handle loops
9493 with single sets insns with subreg in their lhs.
9494 * loop-doloop.c (doloop_optimize): Support for another do-loop
9496 (doloop_condition_get): Gets an instruction instead of a pattern
9497 and change the return condition when the do-loop pattern is
9499 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
9500 deps when considering to not create edges.
9502 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
9504 * doc/extend.texi (gnu_inline funtion attribute): Document C++
9507 2007-08-27 Jason Merrill <jason@redhat.com>
9510 * gimplify.c (gimplify_modify_expr): Discard the assignment of
9511 zero-sized types after calling gimplify_modify_expr_rhs.
9513 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
9515 * regclass.c (init_reg_autoinc): Fix typo.
9517 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
9519 Fix PR tree-optimization/33173
9520 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
9522 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
9525 * config/i386/i386.h (VALID_DFP_MODE_P): New.
9526 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
9529 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
9530 David Ung <davidu@mips.com>
9531 Nigel Stephens <nigel@mips.com>
9533 Separate target-specific initialization from general
9534 back-end initialization.
9536 * toplev.c (init_alignments): New, split out from...
9537 (process_options): ...here.
9538 (backend_init_target): New, split out from...
9539 (backend_init): ...here.
9540 (lang_dependent_init_target): New, split out from...
9541 (lang_dependent_init): ...here.
9542 (target_reinit): New.
9543 * toplev.h (target_reinit): Declare.
9544 * expr.c (init_expr_target): Renamed from init_expr_once, since it
9545 now can be called more than once. Update comments.
9546 * expr.h (init_expr_target): Likewise.
9547 * alias.c (init_alias_target): Renamed from init_alias_once, since it
9548 now can be called more than once. Explicitly zero
9549 static_reg_base_value.
9550 * emit-rtl.c (init_emit_regs): New, split out from...
9551 (init_emit_once): Here.
9552 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
9553 non-const, so that changes from command-line arguments can overwrite
9554 values provided by the static initializers.
9555 (initial_call_really_used_regs): New, used similarly to the above.
9556 (initial_reg_names): Likewise.
9557 (last_mode_for_init_move_cost): Promoted function-local static to
9558 file-scope static to make it accessible outside init_move_cost.
9559 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
9560 Do not initialize inv_reg_alloc_order yet, either. Do initialize
9561 reg_names since it is needed for parsing command-line options.
9562 (init_move_cost): Use last_mode_for_init_move_cost instead of
9563 function-local static.
9564 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
9565 call_really_used_regs now. Reinitialize reg_names. Also
9566 initialize inv_reg_alloc_order. Zero reg_class_subunion and
9567 reg_class_superunion. Clear losing_caller_save_reg_set.
9568 Preserve global registers if called more than once. Reset
9569 move cost, may_move_in_cost, may_move_out_cost, and
9570 last_mode_for_init_move_cost.
9571 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
9572 can now be invoked more than once. Update comments.
9573 (init_regs): Update comments.
9574 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
9575 and initial_call_really_used_regs, instead of the non-initial
9576 variables. This allows us to save the command-line register settings
9577 after target reinitialization.
9578 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
9579 * rtl.h (init_emit_regs): Declare.
9580 (init_reg_modes_target, init_alias_target): Renamed as described
9582 * reload1.c (init_reload): Update comments.
9583 * optabs.c (init_optabs): Likewise.
9584 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
9586 2007-08-26 Chao-ying Fu <fu@mips.com>
9588 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
9591 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9593 * alias.c (memory_modified_1, memory_modified_in_insn_p):
9595 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
9597 * bb-reorder.c (copy_bb_p): Likewise.
9598 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
9599 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
9600 block_ends_with_condjump_p): Likewise.
9601 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
9602 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
9603 block_ends_with_condjump_p): Likewise.
9604 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
9605 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
9606 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
9607 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
9608 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
9609 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
9610 debug_true_const_tree instad of debug_true_tree.
9611 * debug.c (do_nothing_debug_hooks): Likewise.
9612 * debug.h (ignore_block, debug_true_const_tree): Constify.
9613 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
9614 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
9615 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
9616 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
9617 dbx_reg_number, is_based_loc, field_type,
9618 simple_type_align_in_bits, simple_decl_align_in_bits,
9619 simple_type_size_in_bits, field_byte_offset, insert_float,
9620 type_tag, member_declared_type, is_redundant_typedef,
9621 secname_for_decl, is_inlined_entry_point): Likewise.
9622 * emit-rtl.c (const_next_insn, const_previous_insn,
9623 const_next_nonnote_insn, const_prev_nonnote_insn,
9624 const_next_real_insn, const_prev_real_insn,
9625 const_next_active_insn, const_prev_active_insn, const_next_label,
9626 const_prev_label): Likewise.
9627 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
9629 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
9630 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
9631 sched_insn_is_legitimate_for_speculation_p): Likewise.
9632 * jump.c (reversed_comparison_code_parts,
9633 reversed_comparison_code, reversed_comparison, condjump_label):
9635 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
9636 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
9638 * rtl.h (const_previous_insn, const_next_insn,
9639 const_prev_nonnote_insn, const_next_nonnote_insn,
9640 const_prev_real_insn, const_next_real_insn,
9641 const_prev_active_insn, const_next_active_insn, const_prev_label,
9642 const_next_label, modified_between_p, modified_in_p,
9643 const_note_storeskeep_with_call_p, condjump_label,
9644 reversed_comparison, reversed_comparison_code,
9645 reversed_comparison_code_parts, memory_modified_in_insn_p,
9646 stack_regs_mentioned): Likewise.
9647 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
9648 keep_with_call_p): Likewise.
9649 * sched-deps.c (deps_may_trap_p, sched_get_condition,
9650 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
9651 sd_lists_size, sd_lists_empty_p): Likewise.
9652 * sched-int.h (sched_insns_conditions_mutex_p,
9653 haifa_classify_insn, no_real_insns_p,
9654 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
9655 sd_lists_size, sd_lists_empty_p): Likewise.
9656 * sdbout.c (sdb_debug_hooks): Likewise.
9657 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
9658 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
9659 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
9661 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
9662 tree_can_throw_internal): Likewise.
9663 * tree-flow-inline.h (phi_nodes): Likewise.
9664 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
9665 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
9666 * tree-gimple.c (const_get_call_expr_in): Likewise.
9667 * tree-gimple.h (const_get_call_expr_in): Likewise.
9668 * tree.c (const_lookup_attribute, attribute_list_equal,
9669 attribute_list_contained): Likewise.
9670 * tree.h (attribute_list_equal, attribute_list_contained,
9671 const_lookup_attribute): Likewise.
9672 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
9674 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
9676 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
9677 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
9679 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
9682 * config/alpha/constraints.md: Delete "svn:mime-type" property
9683 with svn propdel "svn:mime-type".
9685 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
9688 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
9689 non NOTE insn doesn't cross basic block.
9690 (noce_try_abs): Likewise.
9691 (noce_process_if_block): Likewise.
9693 2007-08-26 David Edelsohn <edelsohn@gnu.org>
9696 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
9697 operand without auto-inc-dec.
9698 * config/rs6000/rs6000.md (floatsidf2_internal): Use
9699 offsettable_mem_operand.
9700 (floatunssidf2_internal): Same.
9701 (fix_truncdfsi2_internal): Same.
9702 (floatsidf_ppc64): Same.
9703 (floatunssidf_ppc64): Same.
9704 (fix_trunctfsi2_internal): Same.
9706 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
9709 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
9710 pass defines needed for version.c.
9712 2007-08-25 Joseph Myers <joseph@codesourcery.com>
9714 * configure.ac (--debug-prefix-map check): Change assembler
9715 version presumed to have feature to 2.18.
9716 * configure: Regenerate.
9718 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9720 * c-common.c (vector_types_convertible_p,
9721 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
9722 self_promoting_args_p): Constify.
9723 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
9724 c_promoting_integer_type_p, self_promoting_args_p,
9725 anon_aggr_type_p, vector_types_convertible_p): Likewise.
9726 * c-decl.c (anon_aggr_type_p): Likewise.
9727 * * c-dump.c (dump_stmt): Likewise.
9728 * c-objc-common.c (has_c_linkage): Likewise.
9729 * c-tree.h (same_translation_unit_p): Likewise.
9730 * c-typeck.c (null_pointer_constant_p,
9731 tagged_types_tu_compatible_p, function_types_compatible_p,
9732 type_lists_compatible_p, lvalue_or_else, lvalue_p,
9733 comptypes_internal, struct tagged_tu_seen_cache,
9734 same_translation_unit_p, alloc_tagged_tu_seen_cache,
9735 c_size_in_bytes): Likewise.
9736 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
9737 hash_ptr, eq_ptr): Likewise.
9738 * langhooks-def.h (lhd_decl_ok_for_sibcall,
9739 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
9740 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
9741 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
9743 * optabs.c (optab_for_tree_code): Likewise.
9744 * optabs.h (optab_for_tree_code): Likewise.
9745 * rtl.h (simplify_rtx): Likewise.
9746 * simplify-rtx.c (simplify_rtx): Likewise.
9747 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
9748 dump_flag, dump_node): Likewise.
9749 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
9750 queue_and_dump_type, dump_flag): Likewise.
9751 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
9752 * tree-pass.h (dump_node): Likewise.
9753 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
9754 supportable_narrowing_operation): Likewise.
9755 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
9756 supportable_narrowing_operation): Likewise.
9757 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
9758 is_negative_overflow_infinity, is_positive_overflow_infinity,
9759 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
9760 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
9761 update_value_range, add_equivalence, ssa_name_nonnegative_p,
9762 ssa_name_nonzero_p, fp_predicate): Likewise.
9763 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
9764 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
9765 ssa_name_nonnegative_p): Likewise.
9767 2007-08-25 Hans Kester <hans.kester@ellips.nl>
9769 * config.gcc : Add x86_64-elf target.
9771 2007-08-25 Jakub Jelinek <jakub@redhat.com>
9773 * expr.c (store_expr): Fix order of store_by_pieces arguments.
9775 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
9776 Nigel Stephens <nigel@mips.com>
9780 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
9781 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
9782 * expr.c (SET_BY_PIECES_P): Define.
9783 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
9784 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
9785 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
9787 * expr.h (SET_RATIO): Define.
9788 (can_store_by_pieces, store_by_pieces): Update prototypes.
9789 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
9790 can_store_by_pieces/store_by_pieces.
9791 (expand_builtin_memcpy_args): Likewise.
9792 (expand_builtin_strncpy): Likewise.
9793 (expand_builtin_memset_args): Likewise. Also remove special case
9794 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
9795 decide what to do instead.
9796 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
9797 to can_store_by_pieces.
9799 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
9800 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
9802 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
9803 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
9804 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
9805 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
9806 (STORE_BY_PIECES_P): Define.
9808 2007-08-24 Tom Tromey <tromey@redhat.com>
9810 * varpool.c (varpool_last_needed_node): Fix comment typo.
9811 * c-decl.c (duplicate_decls): Fix comment typo.
9812 (clone_underlying_type): Update comment.
9814 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9816 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
9817 alpha_in_small_data_p, alpha_split_complex_arg,
9818 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9820 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
9821 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
9823 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
9824 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9825 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
9826 * config/darwin.c (darwin_binds_local_p): Likewise.
9827 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
9829 * config/i386/i386-protos.h (i386_pe_binds_local_p,
9830 i386_pe_valid_dllimport_attribute_p): Likewise.
9831 * config/i386/i386.c (ix86_function_regparm,
9832 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
9833 x86_can_output_mi_thunk, ix86_mangle_type,
9834 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
9835 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
9836 i386_pe_binds_local_p): Likewise.
9837 * config/ia64/ia64.c
9838 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
9839 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
9840 ia64_invalid_conversion, ia64_invalid_unary_op,
9841 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9843 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
9844 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
9845 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9846 * config/mips/mips.c (mips_use_blocks_for_constant_p,
9847 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
9848 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9849 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
9850 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
9851 * config/pa/pa.c (pa_commutative_p): Likewise.
9852 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
9854 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
9855 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
9856 rs6000_use_blocks_for_constant_p,
9857 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
9858 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9859 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
9860 * config/s390/s390.c (s390_mangle_type,
9861 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
9863 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9864 th_in_small_data_p): Likewise.
9865 * config/sh/sh.c (sh_ms_bitfield_layout_p,
9866 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9868 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
9869 sparc_mangle_type): Likewise.
9870 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
9871 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
9872 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
9874 * hooks.c (hook_bool_mode_const_rtx_false,
9875 hook_bool_mode_const_rtx_true,
9876 hook_bool_const_tree_hwi_hwi_const_tree_false,
9877 hook_bool_const_tree_hwi_hwi_const_tree_true,
9878 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9879 hook_constcharptr_const_tree_null,
9880 hook_constcharptr_const_rtx_null,
9881 hook_constcharptr_const_tree_const_tree_null,
9882 hook_constcharptr_int_const_tree_null,
9883 hook_constcharptr_int_const_tree_const_tree_null): New.
9884 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9885 hook_bool_tree_hwi_hwi_tree_false,
9886 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9887 hook_int_tree_tree_1, hook_constcharptr_tree_null,
9888 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9889 hook_constcharptr_int_tree_null,
9890 hook_constcharptr_int_tree_tree_null): Delete.
9891 (default_can_output_mi_thunk_no_vcall): Constify.
9892 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9893 hook_bool_tree_hwi_hwi_tree_false,
9894 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9895 hook_int_tree_tree_1, hook_constcharptr_tree_null,
9896 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9897 hook_constcharptr_int_tree_null,
9898 hook_constcharptr_int_tree_tree_null): Delete.
9899 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
9900 hook_bool_const_tree_hwi_hwi_const_tree_false,
9901 hook_bool_const_tree_hwi_hwi_const_tree_true,
9902 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9903 hook_constcharptr_const_tree_null,
9904 hook_constcharptr_const_rtx_null,
9905 hook_constcharptr_const_tree_const_tree_null,
9906 hook_constcharptr_int_const_tree_null,
9907 hook_constcharptr_int_const_tree_const_tree_null): New.
9908 (default_can_output_mi_thunk_no_vcall): Constify.
9909 * integrate.c (function_attribute_inlinable_p): Likewise.
9910 * integrate.h (function_attribute_inlinable_p): Likewise.
9911 * jump.c (rtx_renumbered_equal_p): Likewise.
9912 * output.h (decl_readonly_section, categorize_decl_for_section,
9913 default_use_anchors_for_symbol_p, default_binds_local_p,
9914 default_binds_local_p_1): Likewise.
9915 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
9917 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9918 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
9919 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
9920 TARGET_COMP_TYPE_ATTRIBUTES,
9921 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
9922 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
9923 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
9924 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
9925 TARGET_DWARF_CALLING_CONVENTION): Likewise.
9926 * target.h (can_output_mi_thunk, needs_block_p,
9927 first_cycle_multipass_dfa_lookahead_guard_spec,
9928 vector_alignment_reachable, comp_type_attributes,
9929 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
9930 commutative_p, use_blocks_for_constant_p,
9931 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
9932 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
9933 invalid_within_doloop, valid_dllimport_attribute_p,
9934 split_complex_arg, invalid_arg_for_unprototyped_fn,
9935 invalid_conversion, invalid_unary_op, invalid_binary_op):
9937 * targhooks.c (default_invalid_within_doloop,
9938 hook_invalid_arg_for_unprototyped_fn,
9939 default_builtin_vector_alignment_reachable): Likewise.
9940 (hook_bool_rtx_commutative_p): Delete.
9941 (hook_bool_const_rtx_commutative_p): New.
9942 * targhooks.h (default_invalid_within_doloop,
9943 default_builtin_vector_alignment_reachable,
9944 hook_invalid_arg_for_unprototyped_fn): Constify.
9945 (hook_bool_rtx_commutative_p): Delete.
9946 (hook_bool_const_rtx_commutative_p): New.
9947 * varasm.c (bss_initializer_p, decl_default_tls_model,
9948 categorize_decl_for_section, decl_readonly_section,
9949 default_use_anchors_for_symbol_p, default_binds_local_p,
9950 default_binds_local_p_1): Constify.
9952 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9954 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9955 __NO_BUILTIN if -fno-builtin.
9957 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9959 * config/bfin/bfin.c (print_operand): Report error instead of
9960 ICE for wrong operand.
9962 2007-08-24 Michael Matz <matz@suse.de>
9964 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
9966 2007-08-24 Richard Guenther <rguenther@suse.de>
9969 * tree-ssa.c (useless_type_conversion_p): Split into a
9970 recursive and a non-recursive part.
9971 (useless_type_conversion_p_1): New function.
9972 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
9973 from maybe_fold_offset_to_reference is trivially convertible
9974 to the desired type before doing the simplification.
9976 2007-08-24 Jakub Jelinek <jakub@redhat.com>
9978 * expr.c (store_expr): Optimize initialization of an array
9980 * expr.h (builtin_strncpy_read_str): New prototype.
9981 * builtins.c (builtin_strncpy_read_str): Remove prototype.
9984 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
9987 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
9988 field when initializing if_info structure.
9990 2007-08-24 Richard Guenther <rguenther@suse.de>
9992 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
9994 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
9995 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
9996 * tree-inline.c (inlinable_function_p): Fold in common parts of
9997 the cannot_inline_tree_fn langhook.
9998 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
9999 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
10000 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
10001 cannot_inline_tree_fn langhook.
10002 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
10003 cannot_inline_tree_fn member.
10005 2007-08-24 Richard Guenther <rguenther@suse.de>
10007 * expr.c (get_inner_reference): Do computation of bitoffset
10008 from offset in a way we can detect overflow reliably.
10010 2007-08-24 Jie Zhang <jie.zhang@analog.com>
10012 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
10014 2007-08-24 Jie Zhang <jie.zhang@analog.com>
10016 * config/bfin/bfin.opt (mfast-fp): Add.
10017 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
10018 libbffastfp override libgcc if -mfast-fp.
10019 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
10020 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
10021 (Blackfin Options): Document -mfast-fp.
10023 2007-08-24 Jakub Jelinek <jakub@redhat.com>
10025 PR tree-optimization/32573
10026 PR middle-end/32946
10027 * tree-data-ref.c (initialize_data_dependence_relation): Clear
10028 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
10029 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
10030 (build_classic_dist_vector): Return false rather than true if
10031 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
10032 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
10033 returned false. Don't call save_dist_v before calling
10034 build_classic_dist_vector_1.
10035 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
10036 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
10037 DDR_DIR_VECTS vectors.
10039 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
10041 * configure.ac (leb128): Modify sed statement to work with any
10042 binutils version string.
10043 * configure: Regenerate
10045 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10047 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
10048 Wrap in RTX_CODE macro guard.
10049 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
10050 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
10051 arm_mark_dllimport, arm_pe_encode_section_info,
10052 arm_pe_unique_section): Use ISO-C function declarations.
10053 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
10054 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
10055 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
10057 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
10058 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
10060 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
10062 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
10063 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
10064 (register_move_cost): Use ISO-C function declarations.
10065 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
10066 * config/score/score-protos.h (score_declare_object): Add
10067 ATTRIBUTE_PRINTF_4.
10068 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
10070 * final.c (profile_function): Avoid empty if-bodies.
10073 * calls.c (must_pass_in_stack_var_size,
10074 must_pass_in_stack_var_size_or_pad): Constify.
10075 * config/alpha/alpha-protos.h (function_value): Likewise.
10076 * config/alpha/alpha.c (alpha_return_in_memory,
10077 alpha_pass_by_reference, function_value,
10078 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
10079 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
10081 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
10082 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10083 TARGET_PROMOTE_PROTOTYPES): Likewise.
10084 * config/arm/arm-protos.h (arm_return_in_memory,
10085 arm_pad_arg_upward, arm_function_value): Likewise.
10086 * config/arm/arm.c (arm_pass_by_reference,
10087 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
10088 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10089 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
10091 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
10092 * config/avr/avr-protos.h (avr_function_value): Likewise.
10093 * config/avr/avr.c (avr_return_in_memory,
10094 gas_output_limited_string, gas_output_ascii, avr_function_value,
10095 avr_return_in_memory): Likewise.
10096 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
10097 * config/bfin/bfin.c (bfin_pass_by_reference,
10098 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
10099 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
10101 * config/cris/cris.c (cris_pass_by_reference,
10102 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
10103 * config/crx/crx.c (crx_return_in_memory): Likewise.
10104 * config/darwin.c (function_base, machopic_function_base_name):
10106 * config/fr30/fr30.c (fr30_must_pass_in_stack,
10107 TARGET_PROMOTE_PROTOTYPES): Likewise.
10108 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
10109 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
10110 * config/i386/i386-protos.h (ix86_return_in_memory,
10111 ix86_sol10_return_in_memory): Likewise.
10112 * config/i386/i386.c (ix86_function_value,
10113 ix86_function_sseregparm, ix86_must_pass_in_stack,
10114 type_natural_mode, classify_argument, examine_argument,
10115 construct_container, ix86_pass_by_reference, function_value_32,
10116 function_value_64, ix86_function_value_1, return_in_memory_32,
10117 return_in_memory_64, return_in_memory_ms_64,
10118 ix86_return_in_memory, ix86_sol10_return_in_memory,
10119 TARGET_PROMOTE_PROTOTYPES): Likewise.
10120 * config/ia64/ia64-protos.h (ia64_function_value,
10121 ia64_hpux_function_arg_padding): Likewise.
10122 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
10123 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
10124 ia64_hpux_function_arg_padding): Likewise.
10125 * config/iq2000/iq2000-protos.h (function_arg,
10126 iq2000_function_value): Likewise.
10127 * config/iq2000/iq2000.c (iq2000_return_in_memory,
10128 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
10129 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
10130 function_arg, iq2000_function_value): Likewise.
10131 * config/m32c/m32c-protos.h (m32c_function_value,
10132 m32c_promote_function_return): Likewise.
10133 * config/m32c/m32c.c (m32c_pass_by_reference,
10134 m32c_promote_prototypes, m32c_promote_function_return,
10135 m32c_function_value): Likewise.
10136 * config/m32r/m32r.c (m32r_return_in_memory,
10137 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
10138 m32r_in_small_data_p): Likewise.
10139 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
10141 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
10142 m68hc11_function_arg_padding): Likewise.
10143 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
10144 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
10145 m68k_function_value): Likewise.
10146 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
10147 mcore_function_value): Likewise.
10148 * config/mcore/mcore.c (handle_structs_in_regs,
10149 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
10150 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
10151 mcore_num_arg_regs, mcore_function_value): Likewise.
10152 * config/mips/mips-protos.h (mips_pad_arg_upward,
10153 mips_function_value): Likewise.
10154 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
10155 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
10156 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10157 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
10158 mips_function_value): Likewise.
10159 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
10161 * config/mmix/mmix.c (mmix_pass_by_reference,
10162 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
10163 mmix_encode_section_info): Likewise.
10164 * config/mn10300/mn10300-protos.h (mn10300_function_value):
10166 * config/mn10300/mn10300.c (mn10300_return_in_memory,
10167 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
10168 mn10300_function_value): Likewise.
10169 * config/mt/mt-protos.h (mt_function_value): Likewise.
10170 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
10171 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
10172 * config/pa/pa-protos.h (function_arg_padding, function_value,
10173 pa_return_in_memory): Likewise.
10174 * config/pa/pa.c (pa_pass_by_reference,
10175 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
10176 function_arg_padding, function_value, pa_return_in_memory):
10178 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
10179 * config/rs6000/rs6000-protos.h (rs6000_function_value,
10180 function_arg_padding): Likewise.
10181 * config/rs6000/rs6000.c (rs6000_return_in_memory,
10182 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
10183 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
10184 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10185 function_arg_padding, altivec_expand_dst_builtin,
10186 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
10187 altivec_init_builtins, rs6000_common_init_builtins,
10188 rs6000_function_value): Likewise.
10189 * s390/s390-protos.h (s390_function_value): Likewise.
10190 * config/s390/s390.c (s390_function_arg_size,
10191 s390_pass_by_reference, s390_return_in_memory,
10192 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
10193 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
10194 * config/score/score-protos.h (score_function_value): Likewise.
10195 * config/score/score.c (score_arg_partial_bytes,
10196 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10197 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
10198 score_pass_by_reference, score_add_offset, score_function_value):
10200 * config/sh/sh-protos.h (sh_attr_renesas_p,
10201 sh_promote_prototypes): Likewise.
10202 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
10203 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
10204 sh_attr_renesas_p): Likewise.
10205 * config/sparc/sparc-protos.h (function_value,
10206 function_arg_padding): Likewise.
10207 * config/sparc/sparc.c (sparc_promote_prototypes,
10208 sparc_return_in_memory, sparc_pass_by_reference,
10209 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10210 function_arg_record_value_2, function_arg_record_value_1,
10211 function_arg_record_value, function_arg_record_value,
10212 function_arg_padding, function_value): Likewise.
10213 * config/spu/spu-protos.h (spu_function_value): Likewise.
10214 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
10215 spu_function_value): Likewise.
10216 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
10218 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
10219 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
10220 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
10222 * config/v850/v850.c (v850_return_in_memory,
10223 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
10224 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
10225 * config/xtensa/xtensa.c (xtensa_return_in_msb,
10226 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
10227 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
10229 * explow.c (promote_mode, hard_function_value): Likewise.
10230 * expr.h (hard_function_value, promote_mode): Likewise.
10231 * function.c (aggregate_value_p): Likewise.
10232 * hooks.c (hook_bool_const_tree_true): New.
10233 * hooks.h (hook_bool_const_tree_true): New.
10234 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
10235 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
10236 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
10237 TARGET_RETURN_IN_MSB): Likewise.
10238 * target.h (promote_function_args, promote_function_return,
10239 promote_prototypes, return_in_memory, return_in_msb,
10240 pass_by_reference, must_pass_in_stack, callee_copies,
10241 function_value): Likewise.
10242 * targhooks.c (default_return_in_memory,
10243 hook_pass_by_reference_must_pass_in_stack,
10244 hook_callee_copies_named,
10245 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
10246 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
10247 default_function_value): Likewise.
10248 * targhooks.h (default_return_in_memory,
10249 hook_pass_by_reference_must_pass_in_stack,
10250 hook_callee_copies_named,
10251 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
10252 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
10253 default_function_value): Likewise.
10254 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
10255 (equiv_class_label_hash, equiv_class_label_eq): Constify.
10256 * tree-vectorizer.c (bb_in_loop_p): Likewise.
10257 * tree.c (needs_to_live_in_memory): Likewise.
10258 * tree.h (struct tree_type, needs_to_live_in_memory,
10259 aggregate_value_p, must_pass_in_stack_var_size,
10260 must_pass_in_stack_var_size_or_pad): Likewise.
10261 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
10262 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
10263 lookup_filename): Likewise.
10265 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
10268 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
10269 fake fcomi i387 instruction for !TARGET_CMOVE.
10270 (ix86_expand_branch): Expand natural sequence with one jump for
10271 all targets, not only TARGET_CMOVE.
10272 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
10273 pattern to implement fake fcomi sequence. Split instruction after
10274 reload to correct compare sequences.
10275 (*cmpfp_xf_cc): Ditto.
10276 (*cmpfp_<mode>_cc): Ditto.
10277 (*cmpfp_u_cc): Ditto.
10278 (*cmpfp_<mode>_cc): Ditto.
10280 2007-08-23 Richard Guenther <rguenther@suse.de>
10282 * tree-pretty-print.c (dump_generic_node): Annotate
10283 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
10285 2007-08-23 Richard Guenther <rguenther@suse.de>
10287 * builtins.c (expand_builtin_mathfn): Wrap argument in
10288 save_expr directly instead of re-building the call.
10289 (expand_builtin_mathfn_2): Likewise.
10290 (expand_builtin_mathfn_3): Likewise.
10291 (expand_builtin_interclass_mathfn): Likewise.
10292 (expand_builtin_int_roundingfn): Set arg.
10293 (expand_builtin_int_roundingfn_2): Likewise.
10295 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
10297 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
10298 *sse_nand<mode>3, *sse_xor<mode>3): New.
10300 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
10302 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
10303 * config/i386/i386.c (print_operand): Handle ';' code. Output
10304 semicolon for TARGET_MACHO.
10305 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
10306 emit semicolon after 'lock' prefix.
10307 (sync_double_compare_and_swap<mode>): Ditto.
10308 (*sync_double_compare_and_swapdi_pic): Ditto.
10309 (*sync_compare_and_swap_cc<mode>): Ditto.
10310 (sync_double_compare_and_swap_cc<mode>): Ditto.
10311 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
10312 (sync_old_add<mode>): Ditto.
10313 (sync_add<mode>): Ditto.
10314 (sync_sub<mode>): Ditto.
10315 (sync_ior<mode>): Ditto.
10316 (sync_and<mode>): Ditto.
10317 (sync_xor<mode>): Ditto.
10319 2007-08-22 Chao-ying Fu <fu@mips.com>
10321 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
10323 (copy_rtx): Handle CONST_FIXED.
10324 (rtx_equal_p): Likewise.
10325 * rtl.h (fixed_value.h): New include.
10326 (rtx_def): Add a new field of fixed_value to u.
10327 (XCNMPFV): Define for accessing fixed_value.
10328 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
10330 * rtl.def (CONST_FIXED): New constant.
10331 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
10332 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
10333 US_ASHIFT): New codes.
10334 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
10335 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
10336 unsigned_fract_convert, unsigned_sat_fract): Document them.
10337 * varasm.c (assemble_integer): Extend to support fixed-point constants
10338 by using different machine classes.
10339 (decode_addr_const): Handle FIXED_CST.
10340 (const_hash_1): Likewise.
10341 (compare_constant): Likewise.
10342 (copy_constant): Likewise.
10343 (const_rtx_hash_1): Handle CONST_FIXED.
10344 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
10345 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
10346 MODE_VECTOR_UACCUM.
10347 (initializer_constant_valid_p): Handle FIXED_CST.
10348 (output_constant): Support FIXED_POINT_TYPE.
10349 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
10350 * cse.c (hash_rtx): Support CONST_FIXED.
10351 (exp_equiv_p): Likewise.
10352 (cannon_reg): Likewise.
10353 (fold_rtx): Likewise.
10354 (equiv_constant): Likewise.
10355 (cse_process_notes_1): Likewise.
10356 (count_reg_usage): Likewise.
10357 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
10358 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
10359 (wrap_constant): Check CONST_FIXED.
10360 (cselib_hash_rtx): Support CONST_FIXED.
10361 (cselib_subst_to_values): Likewise.
10362 * df-scan.c (df_uses_record): Likewise.
10363 * gcse.c (want_to_gcse_p): Likewise.
10364 (oprs_unchanged_p): Likewise.
10365 (oprs_not_set_p): Likewise.
10366 (compute_transp): Likewise.
10367 (extract_mentioned_regs_helper): Likewise.
10368 * genemit.c (gen_exp): Likewise.
10369 * local-alloc.c (equiv_init_varies_p): Likewise.
10370 (contains_replace_regs): Likewise.
10371 (memref_referenced_p): Likewise.
10372 * loop-invariant.c (check_maybe_invariant): Likewise.
10373 (hash_invariant_expr_1): Likewise.
10374 (invariant_expr_equal_p): Likewise.
10375 * postreload-gcse.c (oprs_unchanged_p): Likewise.
10376 * regclass.c (reg_scan_mark_refs): Likewise.
10377 * regrename.c (scan_rtx): Likewise.
10378 * resource.c (mark_referenced_resources): Likewise.
10379 (mark_set_resources): Likewise.
10380 * rtlanal.c (rtx_unstable_p): Likewise.
10381 (rtx_varies_p): Likewise.
10382 (count_occurrences): Likewise.
10383 (reg_mentioned_p): Likewise.
10384 (modified_between_p): Likewise.
10385 (modified_in_p): Likewise.
10386 (volatile_insn_p): Likewise.
10387 (volatile_refs_p): Likewise.
10388 (side_effects_p): Likewise.
10389 (may_trap_p_1): Likewise.
10390 (inequality_comparisons_p): Likewise.
10391 (computed_jump_p_1): Likewise.
10392 (commutative_operand_precedence): Likewise.
10393 * sched-deps.c (sched_analyze_2): Likewise.
10394 * sched-vis.c (print_value): Likewise.
10395 * reload.c (operands_match_p): Likewise.
10396 (subst_reg_equivs): Likewise.
10397 * reload1.c (eliminate_regs_1): Likewise.
10398 (elimination_effects): Likewise.
10399 (scan_paradoxical_subregs): Likewise.
10400 * alias.c (rtx_equal_for_memref_p): Likewise.
10401 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
10402 * emit-rtl.c (const_fixed_htab): New hash table.
10403 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
10405 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
10406 const_fixed_from_fixed_value): New functions.
10407 (verify_rtx_sharing): Handle CONST_FIXED.
10408 (copy_rtx_if_shared_1): Likewise.
10409 (reset_used_flags): Likewise.
10410 (set_used_flags): Likewise.
10411 (copy_insn_1): Likewise.
10412 (init_emit_once): Create const_fixed_htab.
10413 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
10415 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
10417 PR tree-optimization/32949
10418 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
10419 before failing for ivs with non-constant step.
10421 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
10423 * doc/md.texi (Iterators): Renamed from Macros. All contents
10424 changed to reflect rename of respectively define_code_macro and
10425 define_mode_macro to define_code_iterator and define_mode_iterator.
10426 (Mode Iterators, Code Iterators): Similar.
10427 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
10428 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
10429 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
10430 (initialize_iterators, find_iterator, check_code_iterator)
10431 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
10432 (read_mapping, read_rtx_1): Similar.
10433 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
10434 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
10435 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
10436 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
10437 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
10438 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
10439 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
10440 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
10441 config/rs6000/sync.md, config/rs6000/rs6000.md,
10442 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
10443 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
10444 config/vax/vax.md, config/bfin/bfin.md: Similar.
10446 2007-08-22 David Daney <ddaney@avtrex.com>
10448 * doc/install.texi (Testing): Mention testing on a simulator.
10450 2007-08-22 Janis Johnson <janis187@us.ibm.com>
10452 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
10454 * doc/libgcc.texi (Decimal float library routines): Fix formatting
10455 and rearrange floating point conversion functions into different
10458 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10460 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
10461 dfa_post_advance_cycle): New scheduler hooks.
10462 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
10463 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
10465 (TARGET_SCHED): Use them.
10466 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
10467 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
10468 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
10470 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
10471 function to facilitate debugging.
10472 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
10473 (output_insn_has_dfa_reservation_p): New static function to output
10474 insn_has_dfa_reservation_p ().
10475 (write_automata): Use it.
10476 * genattr.c (main): Output declaration for
10477 insn_has_dfa_reservation_p ().
10479 2007-08-22 Christian Bruel <christian.bruel@st.com>
10480 Richard Guenther <rguenther@suse.de>
10482 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
10483 * simplify_rtx (simplify_binary_operation_1): Likewise.
10485 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
10487 PR rtl-optimization/32557
10488 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
10489 of REGNO (mws->mw_reg).
10491 2007-08-22 Richard Guenther <rguenther@suse.de>
10493 PR middle-end/33007
10494 * builtins.c (expand_builtin_int_roundingfn): Replace call
10495 argument wrapped with SAVE_EXPR directly.
10496 (expand_builtin_int_roundingfn_2): Likewise.
10498 2007-08-22 Richard Guenther <rguenther@suse.de>
10500 * tree-inline.c (inlinable_function_p): Restore disregarding
10501 inline limits for GNU extern inline functions.
10503 2007-08-22 Richard Guenther <rguenther@suse.de>
10505 PR middle-end/32563
10506 * tree.c (host_integerp): Treat sizetype as signed as it is
10509 2007-08-21 Ian Lance Taylor <iant@google.com>
10511 PR tree-optimization/33134
10512 * tree-vrp.c (adjust_range_with_scev): Call
10513 set_value_range_to_value.
10515 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
10517 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
10520 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
10522 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
10525 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
10527 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
10528 cases to set eight bytes at a time.
10529 (expand_block_move): Likewise.
10531 2007-08-21 Jakub Jelinek <jakub@redhat.com>
10534 * dwarf2out.c (gen_decl_die): Don't call
10535 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
10537 2007-08-21 Paul Brook <paul@codesourcery.com>
10538 Nathan Sidwell <nathan@codesourcery.com>
10539 Mark Mitchell <mark@codesourcery.com>
10540 Joseph Myers <joseph@codesourcery.com>
10542 * configure.ac: Add --with-pkgversion and --with-bugurl.
10543 * configure: Regenerate.
10544 * doc/install.texi: Document them.
10545 * version.c (version_string): Remove VERSUFFIX.
10546 (VERSUFFIX): Remove.
10547 (pkgversion_string): New.
10548 (bug_report_url): Do not hard-code initializer.
10549 * version.h (pkgversion_string): Declare.
10550 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
10552 (version.o): Define PKGVERSION and BUGURL.
10553 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
10554 (%.pod): Define BUGURL.
10555 * gcc.c (process_command, main): Use pkgversion_string.
10556 * toplev.c (compile_file, print_version): Likewise.
10557 * protoize.c (main): Likewise.
10558 * gcov.c (print_version): Likewise. Update copyright date.
10559 * gcov-dump.c (print_version): Likewise. Update copyright date.
10560 * mips-tdump.c (main): Likewise. Update copyright date.
10561 * mips-tfile.c (main): Likewise. Update copyright date.
10562 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
10563 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
10564 shorten description.
10565 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
10566 * doc/gccint.texi: Likewise.
10567 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
10568 Update copyright date.
10570 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
10572 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
10573 (ix86_expand_strlensi_unroll_1): Ditto.
10574 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
10575 (ix86_expand_carry_flag_compare): Update comment.
10577 2007-08-21 Jakub Jelinek <jakub@redhat.com>
10579 PR middle-end/32912
10580 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
10581 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
10583 2007-08-21 Richard Guenther <rguenther@suse.de>
10585 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
10587 2007-08-21 Richard Guenther <rguenther@suse.de>
10589 PR middle-end/33122
10590 * fold-const.c (fold_binary): Remove index +p PTR folding.
10591 Fix types of POINTER_PLUS_EXPR generated by folding of
10594 2007-08-20 Chao-ying Fu <fu@mips.com>
10596 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
10597 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
10598 RID_ONEWAY, so that it can be checked in declspecs_add_type.
10599 (c_common_fixed_point_type_for_size): Declare.
10600 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
10601 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
10602 (c_token_starts_declspecs): Likewise.
10603 (c_parser_declspecs): Likewise.
10604 (c_parser_attributes): Likewise.
10605 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
10606 (c_declspecs): Add saturating_p.
10607 * c-decl.c (build_null_declspecs): Initialize saturating_p.
10608 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
10609 _Sat. Handle RID_SAT.
10610 Avoid using void, bool, char, int, float, double, _Decimal32,
10611 _Decimal64, _Decimal128, and complex with _Sat.
10612 Handle RID_FRACT and RID_ACCUM.
10613 Make sure _Sat is used with _Fract or _Accum.
10614 (finish_declspecs): Handle cts_fract and cts_accum.
10615 * c-common.c (fixed-value.h): New include.
10616 (constant_expression_warning): Handle FIXED_CST.
10617 (overflow_warning): Likewise.
10618 (warnings_for_convert_and_check): Likewise.
10619 (c_common_fixed_point_type_for_size): New.
10620 (c_common_type_for_mode): Handle fixed-point modes to
10621 return various saturating/non-saturating, signed/unsigned types.
10622 (c_common_signed_or_unsigned_type): Support fixed-point types.
10623 (shorten_compare): Check fixed-point zero.
10624 Handle FIXED_POINT_TYPE.
10625 (c_common_truthvalue_conversion): Handle FIXED_CST.
10626 Handle FIXED_POINT_TYPE.
10627 (c_common_nodes_and_builtins): Record builtin types for fixed-point
10629 (handle_mode_attribute): Handle fixed-point modes. Need to check
10630 if the signness of base type and fixed-point modes are consistent.
10631 (handle_vector_size_attribute): Handle fixed-point modes.
10632 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
10633 (warn_for_div_by_zero): Check fixed-point zero.
10634 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
10635 a common fixed-point type based on fbit, ibit, sign, and saturation.
10636 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
10637 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
10638 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
10639 (convert_for_assignment): Support FIXED_POINT_TYPE.
10640 (digest_init): Handle FIXED_POINT_TYPE.
10641 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
10642 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
10643 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
10644 GE_EXPR, LT_EXPR, GT_EXPR.
10645 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
10646 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
10647 * target.h (gcc_target): Add fixed_point_supported_p.
10648 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
10649 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
10650 (default_fixed_point_supported_p): Define.
10651 * targhooks.h (default_fixed_point_supported_p): Declare.
10652 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
10653 * doc/install.texi (Configuration): Add --enable-fixed-point.
10654 * configure.ac (--enable-fixed-point): New to enable fixed-point
10655 arithmetic extension to C. For mips targets, we enable it by default.
10656 * configure, config.in: Regenerate.
10658 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
10660 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
10662 2007-08-20 David Edelsohn <edelsohn@gnu.org>
10664 * dwarf2out.c (text_section_used): Move declaration outside ifdef
10665 DWARF2_DEBUGGING_INFO.
10666 (cold_text_section_used): Same.
10667 (cold_text_section): Same.
10669 2007-08-20 Richard Guenther <rguenther@suse.de>
10671 * c-typeck.c (convert_for_assignment): Use the type of
10672 the member for the initialization.
10674 2007-08-20 Richard Guenther <rguenther@suse.de>
10676 * c-objc-common.c (c_disregard_inline_limits): Remove.
10677 * c-objc-common.h (c_disregard_inline_limits): Likewise.
10678 * cgraphunit.c (cgraph_process_new_functions): Call
10679 disregard_inline_limits_p.
10680 (cgraph_preserve_function_body_p): Likewise.
10681 * ipa-inline.c (compute_inline_parameters): Likewise.
10682 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
10684 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
10685 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
10686 disregard_inline_limits langhook.
10687 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
10689 * langhooks.h (lang_hooks_for_tree_inlining): Remove
10690 disregard_inline_limits langhook.
10691 * tree-inline.c (disregard_inline_limits_p): New function.
10692 * tree-inline.h (disregard_inline_limits_p): Declare.
10694 2007-08-20 Richard Guenther <rguenther@suse.de>
10696 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
10697 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
10698 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
10699 auto_var_in_fn_p langhook.
10700 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
10702 * tree.c (auto_var_in_fn_p): ... here.
10703 (find_var_from_fn): Call auto_var_in_fn_p directly.
10704 * langhooks.h (lang_hooks_for_tree_inlining): Remove
10705 auto_var_in_fn_p langhook.
10706 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
10707 (copy_body_r): Likewise.
10708 (self_inlining_addr_expr): Likewise.
10709 * tree.h (auto_var_in_fn_p): Declare.
10711 2007-08-20 Richard Guenther <rguenther@suse.de>
10713 * tree.c (WALK_SUBTREE): Call walk_tree_1.
10714 (walk_type_fields): Take lh parameter.
10715 (walk_tree): Rename to ...
10716 (walk_tree_1): ... this. Do not call the walk_subtrees
10717 langhook but the now passed callback. Pass lh on recursion.
10718 (walk_tree_without_duplicates): Rename to ...
10719 (walk_tree_without_duplicates_1): ... this. Take lh parameter
10720 and call walk_tree_1.
10721 * tree.h (walk_tree_lh): New typedef.
10722 (walk_tree_1): Declare.
10723 (walk_tree_without_duplicates_1): Likewise.
10724 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
10725 (walk_tree_without_duplicates): New define to
10726 walk_tree_without_duplicates_1 with NULL lh parameter.
10727 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
10728 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
10730 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
10731 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
10732 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
10735 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10737 PR middle-end/30564
10738 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
10739 code in front of the compacting of basic blocks.
10740 Move the folding of statements inbetween the cgraph checking
10741 and compacting of basic blocks.
10743 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10744 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10747 * config/alpha/alpha.c (va_list_skip_additions): Check for
10748 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
10749 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
10750 PLUS_EXPR when checking ap.__base.
10751 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
10752 when doing addition on pointer types. Use size_int instead of
10754 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
10755 ptr_type in the second operand.
10757 2007-08-19 Andrew Pinski <pinskia@gmail.com>
10760 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
10762 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10764 PR middle-end/32940
10765 * cfgexpand.c (expand_one_register_var): Mark pointer
10766 DECL_ARTIFICIAL as REG_POINTER also.
10767 * stmt.c (expand_decl): Likewise.
10769 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
10776 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
10777 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
10778 on_worklist argument and avoid adding things to worklist multiple
10780 (add_to_worklist): Ditto.
10781 (mark_aliases_call_clobbered): Mark entire structure clobbered if
10782 single SFT is clobbered.
10783 (set_initial_properties): Ditto.
10784 (compute_call_clobbered): Update for changes to function
10786 (create_overlap_variables_for): Always create SFT for offset 0.
10787 (create_structure_vars): Handle PHI's, since we are in SSA form at
10789 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
10790 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
10792 (add_vars_for_offset): Figure out aliases from access + points-to.
10793 (add_virtual_operand): Use add_vars-for_offset.
10794 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
10795 (add_call_clobber_ops): Remove makes_clobbering_call set.
10796 (get_expr_operands): Always pass through the INDIRECT_REF
10798 * tree-ssa-structalias.c (struct constraint_graph): Remove
10800 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
10801 address_taken, pt_used, number_incoming.
10802 (FIRST_ADDR_NODE): Removed.
10803 (merge_graph_nodes): Remove broken code for the moment.
10804 (init_graph): New function.
10805 (build_pred_graph): Remove code to init_graph.
10806 Add location equivalence support.
10807 (struct scc_info): Rename roots to deleted.
10808 (scc_visit): Ditto.
10809 (init_scc_info): Ditto
10810 (init_topo_info): Use graph->size.
10811 (compute_topo_order): Ditto.
10812 (do_da_constraint): Removed.
10813 (do_sd_constraint): Remove calls to find().
10814 set_union_with_increment should always get 0 as last arg here.
10815 (do_complex_constraint): Replace do_da_constraint with assert.
10817 (struct equiv_class_label): New.
10818 (pointer_equiv_class_table): Ditto.
10819 (location_equiv_class_table): Ditto.
10820 (equiv_class_label_hash): Ditto.
10821 (equiv_class_label_eq): Ditto
10822 (equiv_class_lookup): Ditto.
10823 (equiv_class_ladd): Ditto.
10824 (pointer_equiv_class): Ditto.
10825 (location_equiv_class): Ditto.
10826 (condense_visit): Rename and rewrite from label_visit to do only
10827 SCC related stuff for HU.
10828 (label_visit): Do HU work for HU.
10829 (perform_var_substitution): Update to do HU and location
10831 (free_var_substitution_info): Update to free HU and location
10832 equivalence structures. */
10833 (find_equivalent_node): Update for pointer but not location
10835 (unite_pointer_equivalences): New function.
10836 (move_complex_constraints): Rewrite to only do moving.
10837 (rewrite_constraints): Split out of move_complex_constraints.
10838 (solve_graph): Use graph->size.
10839 (process_constraint_1): Add from_call argument, use it.
10840 Split *a = &b into two constraints.
10841 (process_constraint): Use new process_constraint_1.
10842 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
10843 (get_constraint_for): Handle non-pointer integers properly.
10844 Remove code that used to handle structures.
10845 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
10846 with unknown addends.
10847 (handle_rhs_call): New function.
10848 (find_func_aliases): Use handle_rhs_call.
10849 (set_uids_in_ptset): Add an assert.
10850 (set_used_smts): Fix bug in not considering unified vars.
10851 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
10852 (compute_points_to_sets): Update for other function changes.
10853 (delete_points_to_sets): Ditto.
10854 (ipa_pta_execute): Ditto.
10855 (pass_ipa_pta): We need to update SSA after ipa_pta.
10857 2007-08-19 Jan Hubicka <jh@suse.cz>
10859 * config/i386/i386.md: Replace "rim" and "mri" constraints by "g".
10861 2007-08-19 Joseph Myers <joseph@codesourcery.com>
10863 * dwarf2out.c (text_section_used, cold_text_section_used,
10864 cold_text_section, dwarf2out_note_section_used): New.
10865 (dwarf2out_init): Initialize cold_text_section.
10866 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
10867 dwarf2out_note_section_used.
10868 (size_of_aranges): Only count entry for text section if it was
10869 used. Count entry for cold text section if it was used.
10870 (output_aranges): Only output entries for text section and cold
10871 text section if they were used.
10873 2007-08-19 Andrew Pinski <pinskia@gmail.com>
10875 * tree-pretty-print.c (debug_generic_expr): Add a comment about
10877 (debug_generic_stmt): Likewise.
10878 (debug_tree_chain): Likewise.
10880 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
10882 * tree-data-refs.c (split_constant_offset): Expose.
10883 * tree-data-refs.h (split_constant_offset): Add declaration.
10885 * tree-vectorizer.h (dr_alignment_support): Renamed
10886 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
10887 Added a new value dr_explicit_realign.
10888 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
10889 dr_offset, dr_step, and dr_aligned_to, along with new access
10890 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
10891 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
10892 STMT_VINFO_DR_ALIGNED_TO.
10894 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
10896 In case of outer-loop vectorization with non-fixed misalignment - use
10897 the dr_explicit_realign scheme instead of the optimized realignment
10899 (new_stmt_vec_info): Initialize new fields.
10901 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
10902 'nested_in_vect_loop' case. Change verbosity level.
10903 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
10904 Don't fail on zero step in the outer-loop for loads.
10905 (vect_analyze_data_refs): Call split_constant_offset to calculate
10906 base, offset and init relative to the outer-loop.
10908 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
10909 BSI function argument with a new function argument - at_loop.
10910 Simplify the condition that determines STEP. Takes additional argument
10911 INV_P. Support outer-loop vectorization (handle the
10912 nested_in_vect_loop case), including zero step in the outer-loop. Call
10913 vect_create_addr_base_for_vector_ref with additional argument.
10914 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
10915 Updated function documentation. Handle the 'nested_in_vect_loop' case.
10916 Fixed and simplified calculation of step.
10917 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
10918 of bsi, and with additional argument. Call bump_vector_ptr with
10919 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
10920 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
10921 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
10922 when the realignment setup needs to take place inside the loop.
10923 Support the dr_explicit_realign scheme. Allow generating the optimized
10924 realignment scheme for outer-loop vectorization. Added documentation.
10925 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
10926 the 'nested_in_vect_loop' case, including loads that are invariant in
10927 the outer-loop and the realignment schemes. Handle the case when the
10928 realignment setup needs to take place inside the loop. Call
10929 vect_setup_realignment with additional arguments. Call
10930 vect_create_data_ref_ptr with additional argument and with loop instead
10931 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
10932 (vect_gen_niters_for_prolog_loop): Call
10933 vect_create_addr_base_for_vector_ref with additional arguments.
10934 (vect_create_cond_for_align_checks): Likewise.
10935 (bump_vector_ptr): Updated to support the new dr_explicit_realign
10936 scheme: takes additional argument bump; argument ptr_incr is now
10937 optional; updated documentation.
10938 (vect_init_vector): Takes additional argument (bsi). Use it, if
10939 available, to insert the vector initialization.
10940 (get_initial_def_for_induction): Pass additional argument in call to
10942 (vect_get_vec_def_for_operand): Likewise.
10943 (vect_setup_realignment): Likewise.
10944 (vectorizable_load): Likewise.
10946 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
10948 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
10949 as argument instead of struct loop.
10950 (nested_in_vect_loop_p): New function.
10951 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
10952 vect_used_in_outer.
10953 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
10954 from other phis in the loop.
10955 (destroy_loop_vec_info): Add additional argument to declaration.
10957 * tree-vectorizer.c (supportable_widening_operation): Also check if
10958 nested_in_vect_loop_p (don't allow changing the order in this case).
10959 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
10960 of struct loop. Call nested_in_vect_loop_p and don't require
10961 flag_unsafe_math_optimizations if it returns true.
10962 (new_stmt_vec_info): When setting def_type for phis differentiate
10963 loop-header phis from other phis.
10964 (bb_in_loop_p): New function.
10965 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
10966 just update their loop_vinfo. Order of BB traversal now matters -
10967 call dfs_enumerate_from with bb_in_loop_p.
10968 (destroy_loop_vec_info): Takes additional argument to control whether
10969 stmt_vinfo of the loop stmts should be destroyed as well.
10970 (vect_is_simple_reduction): Allow the "non-reduction" use of a
10971 reduction stmt to be defines by a non loop-header phi.
10972 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
10974 * tree-vect-transform.c (vectorizable_reduction): Call
10975 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
10976 (vectorizable_call): Likewise.
10977 (vectorizable_conversion): Likewise.
10978 (vectorizable_operation): Likewise.
10979 (vectorizable_type_promotion): Likewise.
10980 (vectorizable_type_demotion): Likewise.
10981 (vectorizable_store): Likewise.
10982 (vectorizable_live_operation): Likewise.
10983 (vectorizable_reduction): Likewise. Also pass loop_info to
10984 vect_is_simple_reduction instead of loop.
10985 (vect_init_vector): Call nested_in_vect_loop_p.
10986 (get_initial_def_for_reduction): Likewise.
10987 (vect_create_epilog_for_reduction): Likewise.
10988 (vect_init_vector): Check which loop to work with, in case there's an
10990 (get_initial_def_for_inducion): Extend to handle outer-loop
10991 vectorization. Fix indentation.
10992 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
10993 In the case vect_induction_def get the vector def from the induction
10994 phi node, instead of calling get_initial_def_for_inducion.
10995 (get_initial_def_for_reduction): Extend to handle outer-loop
10997 (vect_create_epilog_for_reduction): Extend to handle outer-loop
10999 (vect_transform_loop): Change assert to just skip this case. Add a
11001 (vect_finish_stmt_generation): Add a couple asserts.
11003 (vect_estimate_min_profitable_iters): Multiply
11004 cost of inner-loop stmts (in outer-loop vectorization) by estimated
11006 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
11007 this is an inner-loop reduction in outer-loop vectorization.
11009 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
11010 Same code as what used to be vect_analyze_scalar_cycles, only with
11011 additional argument loop, and loop_info passed to
11012 vect_is_simple_reduction instead of loop.
11013 (vect_analyze_scalar_cycles): Code factored out into
11014 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
11015 Updated documentation.
11016 (analyze_operations): Check for inner-loop loop-closed exit-phis during
11017 outer-loop vectorization that are live or not used in the outerloop,
11018 cause this requires special handling.
11019 (vect_enhance_data_refs_alignment): Don't consider versioning for
11021 (vect_analyze_data_refs): Check that there are no datarefs in the
11023 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
11024 and vect_used_in_outer_by_reduction cases.
11025 (process_use): Also consider the case of outer-loop stmt defining an
11026 inner-loop stmt and vice versa.
11027 (vect_analyze_loop_1): New function.
11028 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
11029 loops. Call vect_analyze_loop_1.
11030 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
11031 been vectorized. Call destroy_loop_vec_info with additional argument.
11033 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
11034 in the inner-loop when doing outer-loop vectorization. Add
11035 documentation and printout.
11036 (vect_recog_dot_prod_pattern): Likewise. Also add check for
11037 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
11039 2007-08-18 Andrew Pinski <pinskia@gmail.com>
11041 * tree-affine.h (print_aff): New prototype.
11042 (debug_aff): Likewise.
11043 * tree-affine.c (print_aff): New function.
11044 (debug_aff): Likewise.
11046 2007-08-18 Paul Brook <paul@codesourcery.com>
11047 Joseph Myers <joseph@codesourcery.com>
11049 * common.opt (-fdebug-prefix-map=): New option.
11050 * opts.c: Include debug.h.
11051 (common_handle_option): Handle -fdebug-prefix-map.
11052 * final.c: Include ggc.h.
11053 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
11054 remap_debug_filename): New.
11055 * Makefile.in (final.o, opts.o): Update dependencies.
11056 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
11057 * configure.ac: Check for assembler --debug-prefix-map support.
11058 * configure, config.in: Regenerate.
11059 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
11060 (ASM_DEBUG_SPEC): Include ASM_MAP.
11061 * doc/install.texi (--with-debug-prefix-map): Document.
11062 * doc/invoke.texi (-fdebug-prefix-map): Document.
11063 * dbxout.c (dbxout_init, dbxout_start_source_file,
11064 dbxout_source_file): Call remap_debug_filename.
11065 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
11066 dwarf2out_start_source_file, dwarf2out_finish): Call
11067 remap_debug_filename.
11068 (file_table_relative_p): Do not check d->emitted_number.
11069 * toplev.c (output_file_directive): Call remap_debug_filename.
11070 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
11071 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
11073 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11075 * loop-invariant.c (find_invariants_to_move): Add missing macro
11078 2007-08-17 Tom Tromey <tromey@redhat.com>
11080 * tree.h (struct tree_label_decl): Removed old "java" fields.
11082 2007-08-17 Richard Sandiford <richard@codesourcery.com>
11083 Nigel Stephens <nigel@mips.com>
11085 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
11086 Treat -mno-data-in-code and -mcode-xonly as aliases for
11087 -mcode-readable=no and -mcode-readable=pcrel respectively.
11088 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
11089 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
11090 (MULTILIB_DIRNAMES): Update accordingly.
11092 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
11094 * Makefile.in (version.o): Depend on $(REVISION) only if
11095 REVISION_s is defined.
11097 2007-08-17 Sa Liu <saliu@de.ibm.com>
11098 Ulrich Weigand <uweigand@de.ibm.com>
11100 PR middle-end/32970
11101 * tree.c (reconstruct_complex_type): For a pointer to a vector,
11102 use build_qualified_type to retain qualifiers of the base type.
11104 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
11106 * config/score/score.md : Update pattern tablejump.
11107 * config/score/score.c : Update score_initialize_trampoline
11109 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
11110 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
11111 * doc/contrib.texi: Add my entry.
11113 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
11115 * Makefile.in (REVISION): New.
11118 (version.o): Also depend on $(REVISION). Add
11119 -DREVISION=$(REVISION_s).
11121 * version.c (version_string): Add REVISION.
11123 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
11125 * tree-eh.c (lower_try_finally_onedest): Reset the locus
11126 of GOTO that's relocated to a different block.
11128 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11130 * c-common.c (const_strip_array_types): New.
11131 * c-common.h (lang_missing_noreturn_ok_p): Delete.
11132 (const_strip_array_types): New.
11133 * c-objc-common.c (c_disregard_inline_limits,
11134 c_warn_unused_global_decl): Constify.
11135 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
11136 c_vla_type_p, c_incomplete_type_error): Likewise.
11137 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
11138 * hooks.c (hook_bool_const_tree_false): New.
11139 * hooks.h (hook_bool_const_tree_false): Likewise.
11140 * langhooks-def.h (lhd_warn_unused_global_decl,
11141 lhd_incomplete_type_error, lhd_expr_size,
11142 lhd_tree_inlining_disregard_inline_limits,
11143 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
11144 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
11145 * langhooks.c (lhd_warn_unused_global_decl,
11146 lhd_incomplete_type_error,
11147 lhd_tree_inlining_disregard_inline_limits,
11148 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
11149 lhd_expr_size): Likewise.
11150 * langhooks.h (lang_hooks_for_tree_inlining,
11151 lang_hooks_for_tree_dump, lang_hooks_for_types,
11152 lang_hooks_for_decls, lang_hooks): Likewise.
11153 * pointer-set.c (pointer_set_t, pointer_set_create,
11154 pointer_set_contains, insert_aux, pointer_set_insert,
11155 pointer_set_traverse, pointer_map_t, pointer_map_create,
11156 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
11158 * pointer-set.h (pointer_set_contains, pointer_set_insert,
11159 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
11160 pointer_map_traverse): Likewise.
11161 * predict.c (assert_is_empty): Likewise.
11162 * tree-affine.c (free_name_expansion): Likewise.
11163 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
11164 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
11165 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
11167 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
11169 * tree-vectorizer.c (new_loop_vec_info): Initialize new
11171 (destroy_loop_vec_info): Add call to VEC_free.
11172 * tree-vectorizer.h (may_alias_ddrs): Define.
11173 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
11174 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
11175 Change reporting to dump.
11176 (vect_is_duplicate_ddr): New.
11177 (vect_mark_for_runtime_alias_test): New.
11178 (vect_analyze_data_ref_dependences) Add call to
11179 vect_mark_for_runtime_alias_test.
11180 (vect_enhance_data_refs_alignment): Define local variable
11181 vect_versioning_for_alias_required, don't perform
11182 peeling for alignment if versioning for alias is
11184 (vect_enhance_data_refs_alignment): Use
11185 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
11186 PARAM_VECT_MAX_VERSION_CHECKS.
11187 * tree-vect-transform.c
11188 (vect_create_cond_for_alias_checks): New.
11189 (vect_transform_loop): Add call to
11190 vect_create_cond_for_alias_checks.
11191 (vect_vfa_segment_size): New.
11192 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
11194 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
11196 (vect-max-version-for-alignment-checks): Document.
11197 (vect-max-version-for-alias-checks): Document.
11198 (vect-max-version-checks): Remove.
11200 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
11202 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
11203 the same line as the instruction for all asm dialects.
11204 (*rep_movsi): Ditto.
11205 (*rep_movsi_rex64): Ditto.
11206 (*rep_movqi): Ditto.
11207 (*rep_movqi_rex64): Ditto.
11208 (*rep_stosdi_rex64): Ditto.
11209 (*rep_stossi): Ditto.
11210 (*rep_stossi_rex64): Ditto.
11211 (*rep_stosqi): Ditto.
11212 (*rep_stosqi_rex64): Ditto.
11213 (*cmpstrnqi_nz_1): Ditto.
11214 (*cmpstrnqi_nz_rex_1): Ditto.
11215 (*cmpstrnqi_1): Ditto.
11216 (*cmpstrnqi_rex_1): Ditto.
11217 (*strlenqi_1): Ditto.
11218 (*strlenqi_rex_1): Ditto.
11219 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
11220 prefix on the same line as the instruction for all asm dialects.
11221 (sync_double_compare_and_swap<mode>): Ditto.
11222 (*sync_double_compare_and_swapdi_pic): Ditto.
11223 (*sync_compare_and_swap_cc<mode>): Ditto.
11224 (sync_double_compare_and_swap_cc<mode>): Ditto.
11225 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
11226 (sync_old_add<mode>): Ditto.
11227 (sync_add<mode>): Ditto.
11228 (sync_sub<mode>): Ditto.
11229 (sync_ior<mode>): Ditto.
11230 (sync_and<mode>): Ditto.
11231 (sync_xor<mode>): Ditto.
11233 2007-08-16 Richard Sandiford <richard@codesourcery.com>
11235 PR middle-end/32897
11236 * reload.c (find_reloads): Check that the memory returned by
11237 find_reloads_toplev was not the result of forcing a constant
11239 (find_reloads_toplev): Always use simplify_gen_subreg to get
11240 the subreg of a constant. If the result is also a constant,
11241 but not a legitimate one, force it into the constant pool
11242 and reload its address.
11244 2007-08-15 David Edelsohn <edelsohn@gnu.org>
11246 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
11249 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
11251 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
11252 directive for the current vector ABI.
11254 2007-08-15 Steve Ellcey <sje@cup.hp.com>
11257 * caller-save.c (reg_save_code): Set invalide status on restore code.
11259 2007-08-15 Diego Novillo <dnovillo@google.com>
11261 * tree-ssa-alias.c (compute_memory_partitions): Use
11262 alias_bitmap_obstack to allocate bitmaps.
11263 (reset_alias_info): Factor out of init_alias_info.
11264 Mark all name tags not associated to an SSA name for renaming.
11265 (init_alias_info): Call it.
11266 (create_name_tags): Tidy. Add comments.
11267 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
11269 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
11271 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
11272 scheduler dependencies.
11274 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
11276 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
11277 "register_operand".
11278 (*iorsi_1_zext): Likewise.
11279 (*iorsi_1_zext_imm): Likewise.
11280 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
11281 with "rm"/"xm" constraint.
11282 (sse2_vmsqrtv2df2): Likewise.
11284 2007-08-15 Jakub Jelinek <jakub@redhat.com>
11286 PR middle-end/33074
11287 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
11290 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
11292 * tree-pass.h (PROP_pta): Removed.
11293 (TODO_rebuild_alias): New.
11294 (pass_may_alias): Removed.
11295 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
11296 aliasing if we changed something.
11297 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
11299 (pass_may_alias): Removed.
11300 (create_structure_vars): Return TODO_rebuild_alias.
11301 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
11302 * tree-sra.c (tree_sra): Only rebuild aliasing if something
11304 (tree_sra_early): We never affect aliasing right now.
11305 * tree-flow.h (compute_may_aliases): New prototype.
11306 * passes.c: Remove pass_may_alias from the passes.
11307 (execute_function_todo): Support TODO_rebuild_alias.
11309 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
11311 * config/i386/i386.c (legitimize_address): Move dllimported variable
11312 check infront of legitimizing pic address of CONST symbols.
11314 2007-08-14 Steve Ellcey <sje@cup.hp.com>
11316 PR tree-optimization/32941
11317 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
11318 (goto_queue_cmp): Remove.
11319 (find_goto_replacement): Change search method.
11320 (maybe_record_in_goto_queue): Add assert.
11321 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
11322 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
11324 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11326 * alias.c (component_uses_parent_alias_set): Constify.
11327 * alias.h (component_uses_parent_alias_set): Likewise.
11328 * cfgrtl.c (print_rtl_with_bb): Likewise.
11329 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
11330 mpz_get_double_int): Likewise.
11331 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
11332 mpz_get_double_int): Likewise.
11333 * expr.c (is_aligning_offset, undefined_operand_subword_p,
11334 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
11336 * expr.h (safe_from_p): Likewise.
11337 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
11339 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
11340 zero_sized_type, goa_lhs_expr_p): Likewise.
11341 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
11342 * rtl.h (print_rtl_with_bb): Likewise.
11343 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
11344 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
11345 * tree-flow-inline.h (bb_stmt_list): Constify.
11346 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
11348 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
11349 const_first_stmt, const_last_stmt): New.
11350 (block_may_fallthru, empty_block_p): Constify.
11351 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
11352 EXPR_ONLY_BODY): New.
11353 (expr_first, expr_last, expr_only): Use macro for body.
11354 (const_expr_first, const_expr_last, const_expr_only): New.
11355 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
11356 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
11357 ctsi_prev, ctsi_stmt): New.
11358 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
11359 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
11360 * tree-ssa-loop-niter.c (loop_only_exit_p,
11361 derive_constant_upper_bound): Likewise.
11362 * tree-ssa-phiopt.c (empty_block_p): Likewise.
11363 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
11364 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
11365 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
11366 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
11367 * tree.c (get_type_static_bounds): Likewise.
11368 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
11369 (get_type_static_bounds): Constify.
11371 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
11374 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
11375 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
11376 (*<addsub><mode>3_cc_overflow): New.
11377 (*add<mode>3_cconly_overflow): New.
11378 (*sub<mode>3_cconly_overflow): New.
11379 (*<addsub>si3_zext_cc_overflow): New.
11380 * config/i386/predicates.md (fcmov_comparison_operator): Accept
11381 CCCmode for LTU, GTU, LEU and GEU.
11382 (ix86_comparison_operator): Likewise.
11383 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
11384 * config/i386/i386.c (put_condition_code): Support CCCmode.
11385 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
11386 or MINUS expressions.
11388 2007-08-14 Andrew Pinski <pinskia@gmail.com>
11391 * c-typeck.c (build_binary_op): Disallow vector float types with
11392 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
11394 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
11396 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
11397 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
11398 (dep_def): New typedef.
11399 (init_dep_1, sd_debug_dep): Declare functions.
11400 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
11401 (debug_dep_links): Remove.
11402 (struct _deps_list): New field 'n_links'.
11403 (DEPS_LIST_N_LINKS): New macro.
11404 (FOR_EACH_DEP_LINK): Remove.
11405 (create_deps_list, free_deps_list, delete_deps_list): Remove
11407 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
11408 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11409 (copy_deps_list_change_con, move_dep_link): Ditto.
11410 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
11411 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
11413 (INSN_BACK_DEPS): Remove.
11414 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
11416 (INSN_DEP_COUNT): Remove.
11417 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
11418 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
11419 Declare global variables.
11420 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
11421 (add_forw_dep, compute_forward_dependences): Remove declarations.
11422 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
11423 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11424 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
11426 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
11428 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
11429 (sd_list_types_def): New typedef.
11430 (sd_next_list): Declare function.
11431 (struct _sd_iterator): New type.
11432 (sd_iterator_def): New typedef.
11433 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
11435 (FOR_EACH_DEP): New cycle wrapper.
11436 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
11438 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
11439 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
11442 * sched-deps.c (init_dep_1): Make global.
11443 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
11445 (dump_dep): New static function.
11446 (dump_dep_flags): New static variable.
11447 (sd_debug_dep): New function.
11448 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
11450 (move_dep_link): Use remove_from_deps_list (), instead of
11451 detach_dep_link ().
11452 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
11453 (dep_link_is_detached_p): New static function.
11454 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
11456 (dn_pool, dl_pool): New alloc_pools.
11457 (dn_pool_diff, dl_pool_diff): New static variables.
11458 (create_dep_node, delete_dep_node): New static function.
11459 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
11460 (deps_list_empty_p): Make it static. Use 'n_links' field.
11461 (deps_pools_are_empty_p): New static function.
11462 (alloc_deps_list, delete_deps_list): Remove.
11463 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
11464 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11465 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
11466 (forward_dependency_cache): Remove.
11467 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
11468 'back' from the names. Change signature to use dep_t instead of
11470 (add_back_dep): Ditto. Make global.
11471 (check_dep_status): Rename to check_dep ().
11472 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
11474 (sd_finish_insn): Ditto.
11475 (sd_find_dep_between_no_cache): New static function.
11476 (sd_find_dep_between): New function.
11477 (ask_dependency_caches, set_dependency_caches): New static functions.
11478 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
11479 (add_or_update_dep_1): Separate pieces of functionality into
11480 ask_dependency_caches (), update_dependency_caches (),
11481 change_spec_dep_to_hard (), update_dep ().
11482 (get_back_and_forw_lists): New static function.
11483 (sd_add_dep): Separate setting of dependency caches into
11484 set_dependency_caches ().
11485 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
11487 (sd_delete_dep): Ditto.
11488 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
11489 (dump_lists): New static function.
11490 (sd_debug_lists): New debug function.
11491 (delete_all_dependences, fixup_sched_groups): Update to use
11492 sd_* infrastructure.
11493 (sched_analyze_2): Create data-speculative dependency only if
11494 data-speculation is enabled.
11495 (sched_analyze_insn): If insn cannot be speculative, make all its
11496 dependencies non-speculative.
11497 (sched_analyze): Use sd_init_insn ().
11498 (add_forw_dep, compute_forward_dependencies): Remove.
11499 (delete_dep_nodes_in_back_deps): New static function.
11500 (sched_free_deps): New function.
11501 (init_dependency_caches): Init alloc_pools.
11502 (extend_depedency_caches): Update after removing of
11503 forward_dependency_cache.
11504 (free_dependency_caches): Ditto. Free alloc_pools.
11505 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
11506 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
11508 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11509 (add_dependence): Use init_dep ().
11510 (get_dep_weak_1): New static function.
11511 (get_dep_weak): Move logic to get_dep_weak_1 ().
11512 (dump_ds): New static function moved from haifa-sched.c:
11513 debug_spec_status ().
11514 (debug_ds): New debug function.
11515 (check_dep_status): Rename to check_dep (). Update to check whole
11518 * haifa-sched.c (spec_info): Make global.
11519 (added_recovery_block_p): Rename to
11520 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
11521 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
11522 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
11523 to use new interfaces.
11524 (ok_for_early_queue_removal): Ditto.
11525 (schedule_block): Initialize logical uids of insns emitted by the
11527 (sched_init): Initialize new variable.
11528 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
11530 (extend_global): Initialize insn data.
11531 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
11532 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
11534 (add_to_speculative_block): Update to use new interfaces.
11535 (create_recovery_block): Set new variables.
11536 (create_check_block_twin, fix_recovery_deps): Update to use new
11538 (sched_insn_is_legitimate_for_speculation_p): New function.
11539 (speculate_insn): Move checking logic to
11540 sched_insn_is_legitimate_for_speculation_p ().
11541 (sched_remove_insn): Finalize sched-deps information of instruction.
11542 (clear_priorities, add_jump_dependencies): Update to use new
11544 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
11546 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
11547 to use new interfaces.
11548 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
11549 (new_ready): Try to use control speculation only if it is available.
11550 (add_branch_dependences): Update to use new interfaces.
11551 (compute_block_backward_dependences): Rename to
11552 compute_block_dependences (). Call
11553 targetm.sched.dependencies_evaluation_hook ().
11554 (free_block_dependencies): New static function.
11555 (debug_dependencies): Update to use new interfaces.
11556 (schedule_region): Remove separate computation of forward dependencies.
11557 Move call of targetm.sched.dependencies_evaluation_hook () to
11558 compute_block_dependences (). Free dependencies at the end of
11559 scheduling the region.
11561 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
11563 (add_deps_for_risky_insns): Ditto.
11564 (schedule_ebb): Remove separate computation of forward dependencies.
11565 Free dependencies at the end of scheduling the ebb.
11567 * ddg.c (create_ddg_dependence): Update to use new interfaces.
11568 (build_intra_loop_deps): Ditto. Remove separate computation of
11569 forward dependencies. Free sched-deps dependencies.
11571 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
11572 to use new interfaces.
11573 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
11575 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
11577 (is_costly_group): Ditto.
11579 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11581 * alias.c (rtx_equal_for_memref_p): Constify.
11582 * basic-block.h (const_edge, const_basic_block): New.
11583 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
11584 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
11585 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
11586 probably_never_executed_bb_p, edge_probability_reliable_p,
11587 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
11588 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
11590 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
11591 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
11593 * cfganal.c (flow_active_insn_p, forwarder_block_p,
11594 flow_nodes_print, dfs_enumerate_from): Likewise.
11595 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
11596 control_flow_insn_p, count_basic_blocks): Likewise.
11597 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
11598 get_loop_body_with_size, loop_exit_edge_p): Likewise.
11599 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
11600 average_num_loop_insns, loop_exit_edge_p,
11601 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
11602 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
11603 average_num_loop_insns, seq_cost): Likewise.
11604 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
11605 * dominance.c (dominated_by_p): Likewise.
11606 * emit-rtl.c (validate_subreg): Likewise.
11607 * except.c (can_throw_internal, can_throw_external): Likewise.
11608 * except.h (can_throw_internal, can_throw_external): Likewise.
11609 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
11610 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
11611 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
11612 simple_mem, store_ops_ok, load_kills_store, find_loads,
11613 store_killed_in_insn, store_killed_after, store_killed_before,
11614 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
11616 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
11617 noce_mem_write_may_trap_or_fault_p): Likewise.
11618 * pointer-set.c (pointer_set_contains, pointer_map_contains):
11620 * pointer-set.h (pointer_set_contains, pointer_map_contains):
11622 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
11623 probably_cold_bb_p, probably_never_executed_bb_p,
11624 edge_probability_reliable_p, br_prob_note_reliable_p,
11625 can_predict_insn_p): Likewise.
11626 * regclass.c (reg_set_to_hard_reg_set): Likewise.
11627 * resource.c (return_insn_p): Likewise.
11628 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
11630 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
11631 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
11632 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
11633 verify_gimple_modify_stmt): Likewise.
11634 * tree-chrec.c (is_not_constant_evolution,
11635 is_multivariate_chrec_rec, is_multivariate_chrec,
11636 chrec_contains_symbols, chrec_contains_undetermined,
11637 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
11638 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
11639 eq_evolutions_p, scev_direction): Likewise.
11640 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
11641 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
11642 chrec_contains_symbols_defined_in_loop,
11643 chrec_contains_undetermined, tree_contains_chrecs,
11644 evolution_function_is_affine_multivariate_p,
11645 evolution_function_is_univariate_p, chrec_zerop,
11646 evolution_function_is_constant_p, evolution_function_is_affine_p,
11647 evolution_function_is_affine_or_constant_p,
11648 tree_does_not_contain_chrecs, chrec_type): Likewise.
11649 * tree-data-ref.c (tree_fold_divides_p,
11650 object_address_invariant_in_loop_p, dr_may_alias_p,
11651 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
11652 same_access_functions, constant_access_functions,
11653 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
11655 * tree-flow.h (scev_direction): Likewise.
11656 * tree-gimple.c (is_gimple_stmt): Likewise.
11657 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
11659 * tree-pretty-print.c (op_prio): Likewise.
11660 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
11661 analyzable_condition, backedge_phi_arg_p): Likewise.
11662 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
11663 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
11664 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
11667 2007-08-13 Dan Hipschman <dsh@google.com>
11670 * c-format.c (check_format_arg): Move check for zero-length
11671 format strings below the check for unterminated strings.
11673 2007-08-13 Andrew Pinski <pinskia@gmail.com>
11676 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
11679 2007-08-13 Nick Clifton <nickc@redhat.com>
11681 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
11683 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11686 * c-format.c (gcc_gfc_length_specs): New array.
11687 (gcc_gfc_char_table): Add unsigned specifier, and references to
11688 the l length modifier.
11689 (format_types_orig): Use the new gcc_gfc_length_specs.
11691 2007-08-12 Sa Liu <saliu@de.ibm.com>
11693 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
11694 and with REG_RETVAL note after split.
11696 2007-08-11 David Daney <ddaney@avtrex.com>
11698 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
11699 as ATTRIBUTE_UNUSED.
11701 2007-08-11 David Edelsohn <edelsohn@gnu.org>
11702 Segher Boessenkool <segher@kernel.crashing.org>
11704 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
11705 HAVE_LOCAL_CPU_DETECT not defined.
11707 2007-08-11 Jan Hubicka <jh@suse.cz>
11709 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
11710 (cgraph_process_new_functions): Honor previous value of
11711 disregard_inline_limits.
11712 * ipa-inline.c (compute_inline_parameters): Likewise.
11714 2007-08-11 Ian Lance Taylor <iant@google.com>
11716 * alias.h (alias_set_type): Define new type.
11717 (ALIAS_SET_MEMORY_BARRIER): Use it.
11718 * rtl.h: Include alias.h.
11719 (struct mem_attrs): Use alias_set_type.
11720 * tree.h: Include alias.h
11721 (struct tree_type): Use alias_set_type.
11722 (struct tree_struct_field_tag): Likewise.
11723 (struct tree_decl_common): Likewise.
11724 * alias.c (struct alias_set_entry): Use alias_set_type.
11725 (get_alias_set_entry, alias_set_subset_of): Likewise.
11726 (alias_sets_conflict_p): Likewise.
11727 (alias_sets_must_conflict_p): Likewise.
11728 (objects_must_conflict_p): Likewise.
11729 (get_alias_set, new_alias_set): Likewise.
11730 (record_alias_subset, record_component_aliases): Likewise.
11731 (varargs_set, frame_set): Change to alias_set_type.
11732 (get_varargs_alias_set): Use alias_set_type.
11733 (get_frame_alias_set): Likewise.
11734 * builtins.c (setjmp_alias_set): Change to alias_set_type.
11735 * dse.c (struct store_info): Use alias_set_type.
11736 (struct read_info, struct clear_alias_mode_holder): Likewise.
11737 (clear_alias_set_lookup, canon_address): Likewise.
11738 (record_store, check_mem_read_rtx): Likewise.
11739 (dse_record_singleton_alias_set): Likewise.
11740 (dse_invalidate_singleton_alias_set): Likewise.
11741 * emit-rtl.c (get_mem_attrs): Likewise.
11742 (set_mem_attributes_minus_bitpos): Likewise.
11743 (set_mem_alias_set): Likewise.
11744 * expr.c (store_constructor_field, store_field): Likewise.
11745 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
11746 * langhooks.c (lhd_get_alias_set): Likewise.
11747 * langhooks-def.h (lhd_get_alias_set): Likewise.
11748 * reload1.c (alter_reg): Likewise.
11749 * tree-flow.h (struct fieldoff): Likewise.
11750 * tree-ssa-alias.c (struct alias_map_d): Likewise.
11751 (may_alias_p, get_smt_for, create_sft): Likewise.
11752 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
11753 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
11754 (merge_smts_into): Likewise.
11755 * varasm.c (const_alias_set): Likewise.
11756 * c-common.c (strict_aliasing_warning): Likewise.
11757 (c_common_get_alias_set): Likewise.
11758 * dse.h (dse_record_singleton_alias_set): Update declaration.
11759 (dse_invalidate_singleton_alias_set): Likewise.
11760 * emit-rtl.h (set_mem_alias_set): Likewise.
11761 * c-common.h (c_common_get_alias_set): Likewise.
11762 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
11763 * print-tree.c (print_node): Likewise.
11764 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
11766 (alpha_setup_incoming_varargs): Use alias_set_type.
11767 * config/i386/i386.c (setup_incoming_varargs_64): Use
11769 (setup_incoming_varargs_ms_64): Likewise.
11770 (ix86_GOT_alias_set): Likewise.
11771 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11772 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
11773 (set): Change to alias_set_type.
11774 (get_TOC_alias_set): Use alias_set_type.
11775 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
11777 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
11778 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
11780 (struct_value_alias_set): Likewise.
11781 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
11783 2007-08-11 Richard Sandiford <richard@codesourcery.com>
11785 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
11786 * config/vxworks.h (TARGET_VXWORKS): Override.
11787 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
11788 "mips" if TARGET_VXWORKS.
11790 2007-08-11 Richard Sandiford <richard@codesourcery.com>
11792 * calls.c (avoid_likely_spilled_reg): New function.
11793 (expand_call): Use it.
11795 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11797 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
11799 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
11801 * config/mips/predicates.md (const_call_insn_operand): Invoke
11802 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
11804 2007-08-10 David Edelsohn <edelsohn@gnu.org>
11807 * config/rs6000/driver-rs6000.c: Include link.h.
11808 Use ElfW instead of wordsize-specif typedef.
11810 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11812 * system.h (CONST_CAST): New.
11813 * c-decl.c (c_make_fname_decl): Use it.
11814 * c-lex.c (cb_ident, lex_string): Likewise.
11815 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11816 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
11817 give_switch, set_multilib_dir): Likewise.
11818 * gengtype-parse.c (string_seq, typedef_name): Likewise.
11819 * passes.c (execute_one_pass): Likewise.
11820 * prefix.c (update_path): Likewise.
11821 * pretty-print.c (pp_base_destroy_prefix): Likewise.
11822 * tree.c (build_string): Likewise.
11824 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
11826 * tree-flow-inline.h (is_exec_stmt): Remove.
11827 (is_label_stmt): Remove.
11828 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
11831 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
11833 * lower-subreg.c (resolve_shift_zext): Don't adjust
11834 src_reg_num for wordmode operands.
11836 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
11837 David Ung <davidu@mips.com>
11839 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
11840 (TARGET_SCHED_REORDER2): Define.
11841 (mips_maybe_swap_ready): New.
11842 (mips_last_74k_agen_insn): New.
11843 (mips_74k_agen_init): New.
11844 (mips_74k_agen_reorder): New function to group loads and stores
11845 in the ready queue.
11846 (mips_sched_init): New.
11847 (mips_sched_reorder): Don't do initialization here. Call
11848 mips_74k_agen_reorder.
11849 (mips_variable_issue): Call mips_74k_agen_init.
11851 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
11853 * tree-flow-inline.h (get_filename): Remove.
11855 2007-08-10 Richard Sandiford <richard@codesourcery.com>
11857 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
11859 (mips_fetch_insns): Delete in favor of...
11860 (mips_load_store_insns): ...this new function.
11861 * config/mips/mips.c (mips_address_insns): Add a boolean argument
11862 to say whether multiword moves _might_ be split.
11863 (mips_fetch_insns): Delete in favor of...
11864 (mips_load_store_insns): ...this new function.
11865 (mips_rtx_costs): Update the call to mips_address_insns.
11866 (mips_address_cost): Likewise.
11867 * config/mips/mips.md (length): Use mips_load_store_insns instead
11868 of mips_fetch_insns.
11869 * config/mips/constraints.md (R): Use mips_address_insns rather
11870 than mips_fetch_insns. Assume that the move never needs to be split.
11872 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
11874 * config/mips/mips.opt (mhard-float, msoft-float): Make these
11875 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
11876 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
11877 * config/mips/mips.h (mips16_hard_float): Delete.
11878 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
11879 definitions, and replace with....
11880 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
11881 * config/mips/mips.c (mips16_hard_float): Delete. Replace
11882 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
11883 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
11884 (override_options): Replace MASK_SOFT_FLOAT references with
11885 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
11886 and mips16_hard_float when TARGET_MIPS16.
11888 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11891 * c-typeck.c (build_binary_op): Check for non pointer types before
11892 calling int_fits_type_p.
11894 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11896 PR middle-end/32813
11897 * fold-const.c (omit_one_operand): Return only the ommitted expression
11898 if the result is an empty statement.
11899 (pedantic_omit_one_operand): Likewise.
11901 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
11903 * c-typeck.c (readonly_error): Improve error for assignment.
11905 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
11907 (pp_c_expression): Ditto.
11909 2007-08-09 Simon Baldwin <simonb@google.com>
11911 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
11912 break that was preventing simplify_associative_operation() for xor.
11914 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
11915 Nigel Stephens <nigel@mips.com>
11917 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
11918 Document change in interpretation of value from boolean to
11920 * optabs.c (expand_ffs, expand_ctz): New functions to compute
11921 ffs and ctz using clz.
11922 (expand_unop): Call them.
11923 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
11925 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
11926 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
11927 enable the new ffs expansion on this target.
11929 2007-08-09 Jan Hubicka <jh@suse.cz>
11931 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
11932 (expand_ternary_op): Likewise.
11933 (expand_vec_shift_expr): Likewise.
11934 (expand_binop_directly): Likewise.
11935 (expand_binop): Likewise.
11936 (sign_expand_binop): Likewise.
11937 (expand_twoval_unop): Likewise.
11938 (expand_twoval_binop): Likewise.
11939 (expand_twoval_binop_libfunc): Likewise.
11940 (widen_clz): Likewise.
11941 (widen_bswap): Likewise.
11942 (expand_parity): Likewise.
11943 (expand_unop): Likewise.
11944 (expand_abs_nojump): Likewise.
11945 (expand_copysign): Likewise.
11946 (emit_no_conflict_block): Likewise.
11947 (emit_libcall_block): Likewise.
11948 (can_compare_p): Likewise.
11949 (prepare_cmp_insn): Likewise.
11950 (emit_cmp_and_jump_insn_1): Likewise.
11951 (prepare_float_lib_cmp): Likewise.
11952 (emit_conditional_add): Likewise.
11953 (gen_add2_insn): Likewise.
11954 (have_add2_insn): Likewise.
11955 (gen_sub2_insn): Likewise.
11956 (have_sub2_insn): Likewise.
11957 (can_extend_p): Likewise.
11958 (can_fix_p): Likewise.
11959 (can_float_p): Likewise.
11960 (expand_float): Likewise.
11961 (expand_fix): Likewise.
11962 (expand_sfix_optab): Likewise.
11963 (new_optab): Likewise.
11964 (new_convert_optab): Likewise.
11965 (init_libfuncs): Likewise.
11966 (init_interclass_conv_libfuncs): Likewise.
11967 (init_intraclass_conv_libfuncs): Likewise.
11968 (set_conv_libfunc): Likewise.
11969 (init_optabs): Likewise.
11970 (debug_optab_libfuncs): Likewise.
11971 (gen_cond_trap): Likewise.
11972 * optabs.h (optab_handler, convert_optab_hanlder): New.
11973 * genopinit.c: Update optabs generation table.
11974 * reload.c (find_reloads_address_1): Use optabs accestors.
11975 * builtins.c (expand_builtin_mathfn): Likewise.
11976 (expand_builtin_mathfn_2): Likewise.
11977 (expand_builtin_mathfn_3): Likewise.
11978 (expand_builtin_interclass_mathfn): Likewise.
11979 (expand_builtin_sincos): Likewise.
11980 (expand_builtin_cexpi): Likewise.
11981 (expand_builtin_powi): Likewise.
11982 (expand_builtin_strlen): Likewise.
11983 * dojump.c (do_jump): Likewise.
11984 * expr.c (convert_move): Likewise.
11985 (move_by_pieces): Likewise.
11986 (move_by_pieces_ninsns): Likewise.
11987 (can_store_by_pieces): Likewise.
11988 (store_by_pieces_1): Likewise.
11989 (emit_move_via_integer): Likewise.
11990 (emit_move_complex): Likewise.
11991 (emit_move_ccmode): Likewise.
11992 (emit_move_insn_1): Likewise.
11993 (emit_single_push_insn): Likewise.
11994 (store_constructor): Likewise.
11995 (expand_expr_real_1): Likewise.
11996 (do_store_flag): Likewise.
11997 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
11998 (enumerate_modes): Likewise.
11999 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
12000 (supportable_widening_operation): Likewise.
12001 (supportable_narrowing_operation): Likewise.
12002 * expmed.c (store_bit_field_1): Likewise.
12003 (extract_bit_field_1): Likewise.
12004 (expand_mult_highpart_optab): Likewise.
12005 (expand_smod_pow2): Likewise.
12006 (expand_divmod): Likewise.
12007 (emit_store_flag): Likewise.
12008 * tree-vect-patterns.c
12009 (vect_pattern_recog_1): Likewise.
12010 * tree-ssa-loop-prefetch.c
12011 (nontemporal_store_p): Likewise.
12012 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
12013 (vect_create_epilog_for_reduction): Likewise.
12014 (vectorizable_reduction): Likewise.
12015 (vectorizable_operation): Likewise.
12016 (vect_strided_store_supported): Likewise.
12017 (vectorizable_store): Likewise.
12018 (vect_strided_load_supported): Likewise.
12019 (vectorizable_load): Likewise.
12020 * combine.c (simplify_comparison): Likewise.
12021 * tree-vect-generic.c
12022 (type_for_widest_vector_mode): Likewise.
12023 (expand_vector_operations_1): Likewise.
12024 * config/spu/spu.c (spu_expand_mov): Likewise.
12025 (spu_emit_vector_compare): Likewise.
12026 * config/rs6000/rs6000.c
12027 (rs6000_emit_vector_compare): Likewise.
12028 * stmt.c (add_case_node): Likewise.
12029 * reload1.c (gen_reload):
12031 2007-08-09 Michael Matz <matz@suse.de>
12033 * tree.h (fixed_zerop): Declare as taking a const_tree.
12034 * tree.c (fixed_zerop): Take a const_tree.
12036 2007-08-09 Ira Rosen <irar@il.ibm.com>
12038 * tree-vect-transform.c (vectorizable_store): Remove call to
12039 copy_virtual_operands() and call mark_symbols_for_renaming() for
12040 the created vector store.
12041 (vect_setup_realignment): Don't call copy_virtual_operands() and
12042 update_vuses_to_preheader().
12043 (vectorizable_load): Don't call copy_virtual_operands().
12044 (update_vuses_to_preheader): Remove.
12046 2007-08-08 Chao-ying Fu <fu@mips.com>
12048 * tree.def (FIXED_POINT_TYPE): New type.
12049 (FIXED_CST): New constant.
12050 (FIXED_CONVERT_EXPR): New expr.
12051 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
12052 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
12053 * tree.h (struct tree_base): Add saturating_flag.
12054 Remove one bit of spare for saturating_flag.
12055 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
12056 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
12057 FIXED_POINT_TYPE_P): Define.
12058 (TYPE_SATURATING): Define.
12059 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
12060 (struct tree_fixed_cst): New.
12061 (TYPE_IBIT, TYPE_FBIT): Define.
12062 (tree_node): Add fixed_cst.
12063 (enum tree_index): Add new enumeration values of
12064 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
12065 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
12066 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
12067 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
12068 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
12069 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
12070 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
12071 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
12072 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
12073 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
12074 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
12075 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
12076 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
12077 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
12078 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
12079 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
12080 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
12081 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
12082 (sat_short_fract_type_node, sat_fract_type_node,
12083 sat_long_fract_type_node, sat_long_long_fract_type_node,
12084 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
12085 sat_unsigned_long_fract_type_node,
12086 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
12087 fract_type_node, long_fract_type_node, long_long_fract_type_node,
12088 unsigned_short_fract_type_node, unsigned_fract_type_node,
12089 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
12090 sat_short_accum_type_node, sat_accum_type_node,
12091 sat_long_accum_type_node, sat_long_long_accum_type_node,
12092 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
12093 sat_unsigned_long_accum_type_node,
12094 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
12095 accum_type_node, long_accum_type_node, long_long_accum_type_node,
12096 unsigned_short_accum_type_node, unsigned_accum_type_node,
12097 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
12098 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
12099 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
12100 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
12101 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
12102 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
12103 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
12104 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
12105 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
12106 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
12107 sat_uda_type_node, sat_uta_type_node): New macro.
12108 (make_fract_type, make_accum_type): Declare.
12109 (make_signed_fract_type, make_unsigned_fract_type,
12110 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
12111 make_signed_accum_type, make_unsigned_accum_type,
12112 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
12113 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
12114 make_or_reuse_sat_signed_fract_type,
12115 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
12116 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
12117 make_or_reuse_sat_unsigned_accum_type): New macro.
12118 (fixed_zerop): Declare.
12119 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
12120 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
12121 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
12122 LONG_LONG_ACCUM_TYPE_SIZE): Define.
12123 * treestruct.def: Add TS_FIXED_CST.
12124 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
12125 (tree.o): Likewise.
12126 (tree-dump.o): Likewise.
12127 (print-tree.o): Likewise.
12128 (tree-pretty-print.o): Likewise.
12129 (fold-const.o): Likewise.
12130 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
12131 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
12132 (is_gimple_min_invariant): Handle FIXED_CST.
12133 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
12134 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
12135 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12136 (layout_type): Handle FIXED_POINT_TYPE.
12137 (make_fract_type, make_accum_type): New functions.
12138 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
12139 * tree-dump.c (fixed-value.h): New include.
12140 (dump_fixed): New function.
12141 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
12142 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
12143 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
12144 * tree-pretty-print.c (fixed-value.h): New include.
12145 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
12146 FIXED_CONVERT_EXPR.
12147 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
12148 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
12149 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
12150 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
12151 for non-saturating fixed-point types.
12152 (reassociate_bb): Likewise.
12153 * emit-rtl.c (fixed-value.h): New include.
12154 (fconst0, fconst1): New array.
12155 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
12156 * tree-vect-generic.c expand_vector_operation): Support
12157 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
12158 MODE_VECTOR_UACCUM.
12159 (type_for_widest_vector_mode): Add one parameter for the
12161 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
12163 Pass the satp parameter to type_for_mode for fixed-point types.
12164 (expand_vector_operations_1): Pass the saturating flag to
12165 type_for_widest_vector_mode.
12166 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
12167 and MODE_VECTOR_UACCUM.
12168 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
12169 (vectorizable_condition): Likewise.
12170 * tree.c (fixed-value.h): New include.
12171 (tree_code_size): Support FIXED_CST.
12172 (build_fixed): New function.
12173 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
12174 (fixed_zerop): New function.
12175 (tree_node_structure): Support FIXED_CST.
12176 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
12177 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
12178 (type_hash_eq): Handle FIXED_POINT_TYPE.
12179 (simple_cst_equal): Support FIXED_CST.
12180 (iterative_hash_expr): Handle FIXED_CST.
12181 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
12182 (get_narrower): Likewise.
12183 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
12184 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
12185 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
12186 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
12188 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
12189 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12190 (initializer_zerop): Support FIXED_CST.
12191 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
12192 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
12193 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
12194 (is_base_type): Handle FIXED_POINT_TYPE.
12195 (add_type_attribute): Handle FIXED_POINT_TYPE.
12196 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
12197 * print-tree.c (fixed-value.h): New include.
12198 (print_node_brief): Support FIXED_CST.
12199 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
12200 * c-pretty-print.c (fixed-value.h): New include.
12201 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
12202 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
12203 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
12204 Support fixed-point types for inner items in VECTOR_TYPE.
12205 (pp_c_direct_declarator): Likewise.
12206 (pp_c_declarator): Likewise.
12207 (pp_c_fixed_constant): New function.
12208 (pp_c_constant): Handle FIXED_CST.
12209 (pp_c_primary_expression): Likewise.
12210 (pp_c_expression): Likewise.
12211 * fold-const.c (fixed-value.h): New include.
12212 (negate_expr_p): Return true for FIXED_CST.
12213 (fold_negate_expr): Support FIXED_CST.
12214 (split_tree): Support FIXED_CST.
12215 (const_binop): Support FIXED_CST.
12216 (fold_convert_const_int_from_fixed): New function to convert from
12218 (fold_convert_const_real_from_fixed): New function to convert from
12220 (fold_convert_const_fixed_from_fixed): New function to convert from
12221 fixed to another fixed.
12222 (fold_convert_const_fixed_from_int): New function to convert from
12224 (fold_convert_const_fixed_from_real): New function to convert from
12226 (fold_convert_const): Support conversions from fixed to int, from
12227 fixed to real, from fixed to fixed, from int to fixed, and from real
12229 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
12230 (operand_equal_p): Support FIXED_CST.
12231 (make_range): For fixed-point modes, we need to pass the
12232 saturating flag as the 2nd parameter.
12233 (tree_swap_operands_p): Handle FIXED_CST.
12234 (fold_plusminus_mult_expr): For fract modes, we cannot generate
12236 (fold_unary): Support FIXED_CONVERT_EXPR.
12237 (fold_binary): Handle FIXED_CST.
12238 Make sure the type is not saturating, before associating operations.
12239 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
12240 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
12241 (fold_negate_const): Support FIXED_CST.
12242 (fold_relational_const): Support FIXED_CST.
12243 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
12244 (gimplify_expr): Handle FIXED_CST.
12245 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
12246 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
12247 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
12248 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
12249 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
12250 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
12251 LONG_LONG_ACCUM_TYPE_SIZE.
12252 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
12253 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
12254 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
12255 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
12256 MODE_ACCUM, and MODE_UACCUM.
12257 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
12258 fixed-point types to disable reduction.
12259 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
12261 2007-08-08 David Edelsohn <edelsohn@gnu.org>
12263 * config/rs6000/x-rs6000: New file.
12264 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
12265 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
12266 (EXTRA_SPEC_FUNCTIONS): Define.
12267 (HAVE_LOCAL_CPU_DETECT): Define.
12268 (CC1_CPU_SPEC): Define.
12269 * config/rs6000/driver-rs6000.c: New file.
12270 * config/rs6000/aix.h (CC1_SPEC): Define.
12271 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
12272 * config.host: Add x-rs6000 to host_xmake_file if host and target
12273 are rs6000 or powerpc.
12275 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
12277 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
12279 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12280 Sandra Loosemore <sandra@codesourcery.com>
12281 Chao-ying Fu <fu@mips.com>
12282 Nigel Stephens <nigel@mips.com>
12283 David Ung <davidu@mips.com>
12285 * doc/invoke.texi (-mcode-readable): Document.
12286 * config/mips/mips.opt (mcode-readable): New option.
12287 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
12288 * config/mips/mips.h (mips_code_readable_setting): New enum.
12289 (mips_code_readable): Declare.
12290 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
12291 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
12292 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
12293 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
12294 boiler-plate comments.
12295 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
12296 * config/mips/mips.c (mips_code_readable): New variable.
12297 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
12298 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
12299 context and -mcode-readable setting to restrict the use of
12300 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
12301 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
12302 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
12303 (mips_blocks_for_constant_p): Only return false for
12304 TARGET_MIPS16_PCREL_LOADS.
12305 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
12306 for MIPS16. Handle SYMBOL_32_HIGH.
12307 (mips_const_insns): Allow HIGHs for MIPS16 too.
12308 (mips_unspec_address_offset): New function, split out from...
12309 (mips_unspec_address): ...here.
12310 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
12311 16-bit symbolic constants. Assert approropiate conditions for
12312 using the "la" and "dla" macros.
12313 (mips_handle_option): Handle -mcode-readable=.
12314 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
12315 Set up mips_lo_relocs[SYMBOL_32_HIGH].
12316 (mips_strip_unspec_address): New function, split out from...
12317 (print_operand_reloc): ...here.
12318 (print_operand): Pass constants through mips_strip_unspec_address.
12319 (print_operand_address): Likewise.
12320 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
12321 (mips_select_rtx_section): Remove MIPS16 handling.
12322 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
12323 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
12324 (mips16_lay_out_constants): Do nothing unless
12325 TARGET_MIPS16_PCREL_LOADS.
12326 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
12327 * config/mips/mips.md: Split HIGHs for MIPS16.
12328 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
12330 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12332 * config/mips/mips-protos.h (mips_emit_move): Declare.
12333 * config/mips/mips.c (mips_emit_move): New function.
12334 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
12335 (mips_legitimize_const_move): Likewise.
12336 (mips_legitimize_move): Likewise.
12337 (mips_split_64bit_move): Likewise.
12338 (mips_restore_gp): Likewise.
12339 (mips_load_call_address): Likewise.
12340 (mips_emit_fcc_reload): Likewise.
12341 (mips_set_return_address): Likewise.
12342 (mips_block_move_straight): Likewise.
12343 (mips_block_move_loop): Likewise.
12344 (mips_setup_incoming_varargs): Likewise.
12345 (mips_save_reg): Likewise.
12346 (mips_expand_prologue): Likewise.
12347 (mips_restore_reg): Likewise.
12348 (mips_expand_epilogue): Likewise.
12349 (mips_output_mi_thunk): Likewise.
12350 (build_mips16_call_stub): Likewise.
12351 (mips_builtin_branch_and_move): Likewise.
12352 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
12353 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
12354 (fixuns_truncdfdi2): Likewise.
12355 (fixuns_truncsfsi2): Likewise.
12356 (fixuns_truncsfdi2): Likewise.
12357 (loadgp_absolute): Likewise.
12358 (builtin_setjmp_setup): Likewise.
12359 (builtin_longjmp): Likewise.
12360 (untyped_call): Likewise.
12362 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12364 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
12365 an "rtx *" argument. Return a bool.
12366 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
12367 values and return true if they can be split. Take the same kind of
12368 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
12369 and store the lo_sum there if nonnull. Use the symbol type to
12370 determine whether a $gp or HIGH is needed.
12371 (mips_legitimize_address): Update call to mips_split_symbol and
12372 simplify accordingly.
12373 (mips_legitimize_const_move): Likewise.
12374 * config/mips/mips.md: In the combine define_split,
12375 check mips_split_symbol instead of splittable_symbolic_operand.
12376 Update use of mips_split_symbol in the generator code.
12377 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
12379 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12381 * config/mips/mips.c (mips_symbolic_address_p): Delete.
12382 (mips_symbol_insns_1): New function, split out from...
12383 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
12384 and stores separately from load addresses.
12385 (mips_classify_address): Replace uses of mips_symbolic_address_p
12386 with uses of mips_symbol_insns.
12387 (mips_address_insns): Update calls to mips_symbol_insns.
12388 (mips_const_insns): Likewise.
12389 (mips_legitimize_address): Likewise.
12391 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12393 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
12394 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
12395 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
12396 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
12397 non-call contexts if TARGET_MIPS16.
12398 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
12399 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
12400 code for SYMBOL_ABSOLUTE.
12401 (mips_symbol_insns): Likewise.
12403 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12405 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
12406 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
12407 (mips_symbolic_constant_p): Likewise. Update the call to
12408 mips_classify_symbol.
12409 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
12410 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
12411 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
12412 (print_operand_reloc): Add a context argument. Update the call to
12413 mips_symbolic_constant_p.
12414 (print_operand): Update the calls to print_operand_reloc.
12415 (print_operand_address): Use print_operand_reloc rather than
12417 (mips_rewrite_small_data_p): Add a context argument. Update the call
12418 to mips_symbolic_constant_p.
12419 (mips_small_data_pattern_1): Make DATA the containing mem.
12420 Update the call to mips_rewrite_small_data_p.
12421 (mips_rewrite_small_data_1): Likewise.
12422 (mips_use_anchors_for_symbol_p): Update the call to
12423 mips_symbolic_constant_p.
12424 * config/mips/predicates.md (const_call_insn_operand): Likewise.
12425 (splittable_symbolic_operand): Likewise.
12426 (move_operand): Likewise.
12427 (absolute_symbolic_operand): Likewise.
12428 (got_disp_operand): Likewise.
12429 (got_page_ofst_operand): Likewise.
12431 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12433 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
12434 (SYMBOL_ABSOLUTE): ...this.
12435 (SYMBOL_SMALL_DATA): Rename to...
12436 (SYMBOL_GP_RELATIVE): ...this.
12437 (SYMBOL_CONSTANT_POOL): Rename to...
12438 (SYMBOL_PC_RELATIVE): ...this.
12439 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
12440 (mips_symbolic_address_p, mips_symbol_insns, override_options)
12441 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
12442 after above changes.
12443 * config/mips/predicates.md (const_call_insn_operand): Likewise.
12444 (general_symbolic_operand): Rename to...
12445 (absolute_symbolic_operand): ...this.
12446 * config/mips/mips.md: Update after above changes.
12448 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
12449 Revital Eres <eres@il.ibm.com>
12451 * ddg.c (print_ddg): Add dump information.
12452 * modulo-sched.c (print_node_sched_params): Add parameter and
12454 (calculate_maxii): Remove function.
12455 (undo_generate_reg_moves): Likewise.
12456 (undo_permute_partial_schedule): Likewise.
12457 (kernel_number_of_cycles): Likewise.
12458 (MAXII_FACTOR): New definition to calculate the upper bound of II.
12459 (sms_schedule): Use it. Remove profitability checks.
12460 (sms_schedule_by_order): Fix order of nodes within the cycle.
12462 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
12464 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
12465 -profile option, add pie support.
12466 (ENDFILE_SPEC): New spec.
12467 * config/gnu.h (LIB_SPEC): Add -profile option.
12469 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
12471 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
12472 * config/gnu.h (LIB_SPEC): Likewise.
12474 2007-08-07 Yaz Saito <saito@google.com>
12475 Ian Lance Taylor <iant@google.com>
12477 * common.opt (finstrument-functions-exclude-function-list): New
12479 (finstrument-functions-exclude-file-list): New option.
12480 * opts.c (char_p): Define and DEF_VEC.
12481 (flag_instrument_functions_exclude_functions): New static
12483 (flag_instrument_functions_exclude_files): New static variable.
12484 (add_instrument_functions_exclude_list): New static function.
12485 (flag_instrument_functions_exclude_p): New function.
12486 (common_handle_option): Handle new options.
12487 * flags.h (flag_instrument_functions_exclude_p): Declare.
12488 * gimplify.c (gimplify_function_tree): Call
12489 flag_instrument_functions_exclude_p.
12490 * doc/invoke.texi (Option Summary): Mention new options.
12491 (Code Gen Options): Document new options.
12493 2007-08-07 Ian Lance Taylor <iant@google.com>
12495 PR rtl-optimization/32776
12496 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
12497 (resolve_use): Likewise.
12498 (decompose_multiword_subregs): Remove "changed" local variable.
12500 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
12502 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
12503 * configure: Regenerate.
12504 * config.in: Regenerate.
12505 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
12508 2007-08-07 Ian Lance Taylor <iant@google.com>
12510 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
12511 note, just delete the insn.
12513 2007-08-07 Andreas Schwab <schwab@suse.de>
12516 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
12519 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
12521 * lower-subreg.c (resolve_subreg_use): Remove assertion.
12522 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
12523 (decompose_multiword_subregs): Use the functions above to decompose
12524 multiword shifts and zero-extends.
12526 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
12528 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
12529 "assemble" descriptions which were swapped.
12531 2007-08-06 Chao-ying Fu <fu@mips.com>
12533 * fixed-value.h: New file.
12534 * fixed-value.c: New file.
12535 * Makefile.in (OBJS-common): Add fixed-value.o.
12536 (fixed-value.o): New rule.
12537 (GTFILES): Add fixed-value.h.
12538 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
12539 to compare a.low and b.low.
12540 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
12542 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
12543 Daniel Jacobowitz <dan@codesourcery.com>
12546 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
12548 (x86_64-*-netbsd*): Likewise.
12549 (x86_64-*-linux*): Likewise.
12550 (x86_64-*-kfreebsd*-gnu): Likewise.
12551 (x86_64-*-knetbsd*-gnu): Likewise.
12552 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
12554 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
12556 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
12557 Add -fno-asynchronous-unwind-tables.
12559 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
12560 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
12561 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
12562 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
12563 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
12565 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12567 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
12568 (TARGET_C_MODE_FOR_SUFFIX): New.
12570 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12572 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
12574 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12576 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
12578 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
12580 * config/i386/i386.md: Check TARGET_ macros and optimize_size
12581 before checking function returns in conditional expressions.
12583 2007-08-06 Alfred Minarik <a.minarik@aon.at>
12586 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
12588 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12590 PR middle-end/32988
12591 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
12592 for INTEGRAL_TYPE_P.
12594 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
12596 * configure.ac: Remove --enable-checking=df from default settings.
12597 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
12598 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
12599 if the parameter is true.
12600 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
12601 DF_VERIFY_SCHEDULED flag is true.
12602 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
12603 (df_finish_pass): Adjust prototype.
12604 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
12607 * see.c (pass_see): Add TODO_df_verify.
12608 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
12609 * global.c (rest_of_handle_global_alloc): Schedule verification
12611 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
12613 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
12614 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
12615 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
12617 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
12618 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
12619 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
12621 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
12622 Revital Eres <eres@il.ibm.com>
12624 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
12626 * ddg.c (create_ddg_dependence): Rename to...
12627 (create_ddg_dep_from_intra_loop_link): This. Do not check
12628 for interloop edges. Do not create anti dependence edge when
12629 a true dependence edge exists in the opposite direction and
12630 -fmodulo-sched-allow-regmoves is set.
12631 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
12632 (add_cross_iteration_register_deps): Create anti dependence edge
12633 when -fno-modulo-sched-allow-regmoves is set.
12634 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
12636 2007-08-04 Richard Sandiford <richard@codesourcery.com>
12638 * config/arm/arm.md (movsi): Add braces.
12640 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12642 PR middle-end/32780
12643 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
12644 operands for the folding of "A - (A & B)" into "~B & A"; cast them
12647 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
12649 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
12650 state accessor functions.
12651 * cfgloopmanip.c (remove_path, create_preheaders,
12652 force_single_succ_latches, fix_loop_structure): Ditto.
12653 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
12654 tree_duplicate_loop_to_header_edge): Ditto.
12655 * cfgloopanal.c (mark_irreducible_loops): Ditto.
12656 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
12658 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
12659 cleanup_tree_cfg): Ditto.
12660 * tree-cfg.c (tree_merge_blocks): Ditto.
12661 * cfgloop.c (rescan_loop_exit, record_loop_exits,
12662 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
12663 loop_preheader_edge, single_exit): Ditto.
12664 (flow_loops_find): Do not clear loops->state.
12665 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
12666 loops_state_clear): New functions.
12668 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12670 PR middle-end/32399
12671 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
12672 when adding to the base and convert ELT to sizetype instead of type.
12674 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12676 PR middle-end/32304
12677 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
12678 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
12680 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12682 PR middle-end/32935
12683 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
12684 correct type the negate expression.
12686 2007-08-03 Jan Hubicka <jh@suse.cz>
12688 * config/i386/i386.c (setup_incoming_varargs_64): Tolerate 64bit
12689 preferred stack boundary.
12691 2007-08-03 David Edelsohn <edelsohn@gnu.org>
12693 * config/rs6000/rs6000.c (struct processor_cost): Change
12694 l1_cache_lines to l1_cache_size. Add l2_cache_size.
12695 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
12697 (rios1_costs, rios2_cost): Correct cache line size.
12698 (rs6000_override_options): Set l2-cache-size parameter.
12700 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12701 Diego Novillo <dnovillo@google.com>
12704 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
12705 if the range includes 0.
12707 2007-08-03 Ben Elliston <bje@au.ibm.com>
12709 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
12710 mode to unspec expressions to silence a warning from the generator
12713 2007-08-02 Steve Ellcey <sje@cup.hp.com>
12715 * config/ia64/constraints.md ("U"): Make constraint vector only.
12717 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
12719 PR middle-end/25446
12720 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
12721 always_inline attribute on the function decl.
12723 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
12725 PR middle-end/25445
12726 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
12727 if we are compiling with -fPIC.
12729 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
12730 Nigel Stephens <nigel@mips.com>
12732 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
12733 Define for MIPS32 and MIPS64.
12735 2007-08-02 Nick Clifton <nickc@redhat.com>
12737 * config/host-hpux.c: Change copyright header to refer to version
12738 3 of the GNU General Public License and to point readers at the
12739 COPYING3 file and the FSF's license web page.
12740 * config/alpha/predicates.md, config/alpha/vms-ld.c,
12741 config/alpha/linux.h, config/alpha/alpha.opt,
12742 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
12743 config/alpha/vms-unwind.h, config/alpha/ev4.md,
12744 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
12745 config/alpha/alpha.h, config/alpha/sync.md,
12746 config/alpha/openbsd.h, config/alpha/alpha.md,
12747 config/alpha/alpha-modes.def, config/alpha/ev5.md,
12748 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
12749 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
12750 config/alpha/constraints.md, config/alpha/osf.h,
12751 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
12752 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
12753 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
12754 config/frv/frv-asm.h, config/frv/frv-protos.h,
12755 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
12756 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
12757 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
12758 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
12759 config/s390/s390.opt, config/s390/s390-modes.def,
12760 config/s390/fixdfdi.h, config/s390/constraints.md,
12761 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
12762 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
12763 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
12764 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
12765 config/m32c/prologue.md, config/m32c/m32c.abi,
12766 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
12767 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
12768 config/m32c/t-m32c, config/m32c/m32c-modes.def,
12769 config/m32c/jump.md, config/m32c/shift.md,
12770 config/m32c/m32c-protos.h, config/libgloss.h,
12771 config/spu/spu-protos.h, config/spu/predicates.md,
12772 config/spu/spu-builtins.h, config/spu/spu.c,
12773 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
12774 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
12775 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
12776 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
12777 config/sparc/hypersparc.md, config/sparc/predicates.md,
12778 config/sparc/linux.h, config/sparc/sp64-elf.h,
12779 config/sparc/supersparc.md, config/sparc/cypress.md,
12780 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
12781 config/sparc/niagara.md, config/sparc/sparc.md,
12782 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
12783 config/sparc/sparc.opt, config/sparc/sync.md,
12784 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
12785 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
12786 config/sparc/sparc.c, config/sparc/little-endian.opt,
12787 config/sparc/sysv4-only.h, config/sparc/sparc.h,
12788 config/sparc/linux64.h, config/sparc/freebsd.h,
12789 config/sparc/sol2.h, config/sparc/rtemself.h,
12790 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
12791 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
12792 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
12793 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
12794 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
12795 config/m32r/linux.h, config/m32r/constraints.md,
12796 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
12797 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
12798 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
12799 config/i386/i386.md, config/i386/netware-crt0.c,
12800 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
12801 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
12802 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
12803 config/i386/sol2.h, config/i386/constraints.md,
12804 config/i386/netware-libgcc.c, config/i386/sysv5.h,
12805 config/i386/predicates.md, config/i386/geode.md,
12806 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
12807 config/i386/freebsd64.h, config/i386/vxworksae.h,
12808 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
12809 config/i386/rtemself.h, config/i386/netbsd-elf.h,
12810 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
12811 config/i386/netware.h, config/i386/i386-modes.def,
12812 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
12813 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
12814 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
12815 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
12816 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
12817 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
12818 config/i386/xm-mingw32.h, config/i386/linux64.h,
12819 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
12820 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
12821 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
12822 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
12823 config/i386/cygwin2.c, config/i386/i386-protos.h,
12824 config/i386/sync.md, config/i386/openbsd.h,
12825 config/i386/host-mingw32.c, config/i386/i386-aout.h,
12826 config/i386/nto.h, config/i386/biarch64.h,
12827 config/i386/i386-coff.h, config/i386/freebsd.h,
12828 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
12829 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
12830 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
12831 config/darwin-protos.h, config/linux.opt, config/sol2.c,
12832 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
12833 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
12834 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
12835 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
12836 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
12837 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
12838 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
12839 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
12840 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
12841 config/sh/superh64.h, config/sh/rtemself.h,
12842 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
12843 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
12844 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
12845 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
12846 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
12847 config/avr/predicates.md, config/avr/constraints.md,
12848 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
12849 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
12850 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
12851 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
12852 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
12853 config/c4x/c4x-modes.def, config/c4x/rtems.h,
12854 config/c4x/predicates.md, config/c4x/c4x.h,
12855 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
12856 config/xtensa/predicates.md, config/xtensa/xtensa.c,
12857 config/xtensa/linux.h, config/xtensa/xtensa.h,
12858 config/xtensa/elf.h, config/xtensa/xtensa.md,
12859 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
12860 config/xtensa/xtensa-protos.h, config/dbx.h,
12861 config/stormy16/predicates.md, config/stormy16/stormy16.md,
12862 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
12863 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
12864 config/host-solaris.c, config/fr30/fr30.h,
12865 config/fr30/predicates.md, config/fr30/fr30-protos.h,
12866 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
12867 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
12868 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
12869 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
12870 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
12871 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
12872 config/host-linux.c, config/interix3.h, config/cris/cris.c,
12873 config/cris/predicates.md, config/cris/linux.h,
12874 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
12875 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
12876 config/cris/aout.opt, config/cris/cris-protos.h,
12877 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
12878 config/iq2000/iq2000.h, config/iq2000/predicates.md,
12879 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
12880 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
12881 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
12882 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
12883 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
12884 config/chorus.h, config/mn10300/mn10300.c,
12885 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
12886 config/mn10300/mn10300.h, config/mn10300/linux.h,
12887 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
12888 config/mn10300/mn10300.md, config/ia64/predicates.md,
12889 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
12890 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
12891 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
12892 config/ia64/freebsd.h, config/ia64/ia64.md,
12893 config/ia64/ia64-modes.def, config/ia64/constraints.md,
12894 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
12895 config/gofast.h, config/rtems.h, config/sol2-10.h,
12896 config/m68k/predicates.md, config/m68k/m68k.md,
12897 config/m68k/linux.h, config/m68k/m68k-modes.def,
12898 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
12899 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
12900 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
12901 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
12902 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
12903 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
12904 config/m68k/constraints.md, config/m68k/rtemself.h,
12905 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
12906 config/m68k/uclinux.h, config/rs6000/power4.md,
12907 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
12908 config/rs6000/linux.h, config/rs6000/eabi.h,
12909 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
12910 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
12911 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
12912 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
12913 config/rs6000/windiss.h, config/rs6000/603.md,
12914 config/rs6000/aix41.h, config/rs6000/cell.md,
12915 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
12916 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
12917 config/rs6000/darwin.md, config/rs6000/darwin64.h,
12918 config/rs6000/default64.h, config/rs6000/7xx.md,
12919 config/rs6000/darwin.opt, config/rs6000/spe.md,
12920 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
12921 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
12922 config/rs6000/7450.md, config/rs6000/linux64.h,
12923 config/rs6000/constraints.md, config/rs6000/440.md,
12924 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
12925 config/rs6000/rs6000.c, config/rs6000/aix52.h,
12926 config/rs6000/rs6000.h, config/rs6000/power6.md,
12927 config/rs6000/predicates.md, config/rs6000/altivec.md,
12928 config/rs6000/aix64.opt, config/rs6000/rios1.md,
12929 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
12930 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
12931 config/rs6000/darwin7.h, config/rs6000/dfp.md,
12932 config/rs6000/linux64.opt, config/rs6000/sync.md,
12933 config/rs6000/vxworksae.h, config/rs6000/power5.md,
12934 config/rs6000/lynx.h, config/rs6000/biarch64.h,
12935 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
12936 config/rs6000/eabispe.h, config/rs6000/e500.h,
12937 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
12938 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
12939 config/rs6000/aix.h, config/rs6000/vxworks.h,
12940 config/rs6000/40x.md, config/rs6000/aix51.h,
12941 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
12942 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
12943 config/arc/arc.h, config/mcore/mcore-elf.h,
12944 config/mcore/mcore-protos.h, config/mcore/predicates.md,
12945 config/mcore/mcore.md, config/mcore/mcore.c,
12946 config/mcore/mcore.opt, config/mcore/mcore.h,
12947 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
12948 config/score/predicates.md, config/score/score-version.h,
12949 config/score/score-protos.h, config/score/misc.md,
12950 config/score/elf.h, config/score/score.c, config/score/mac.md,
12951 config/score/score7.md, config/score/score.h,
12952 config/score/score-conv.h, config/score/score-mdaux.c,
12953 config/score/score.md, config/score/score.opt,
12954 config/score/score-modes.def, config/score/score-mdaux.h,
12955 config/score/mul-div.S, config/arm/uclinux-elf.h,
12956 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
12957 config/arm/symbian.h, config/arm/linux-elf.h,
12958 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
12959 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
12960 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
12961 config/arm/strongarm-pe.h, config/arm/arm.h,
12962 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
12963 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
12964 config/arm/arm-modes.def, config/arm/linux-eabi.h,
12965 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
12966 config/arm/arm-cores.def, config/arm/arm-protos.h,
12967 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
12968 config/arm/wince-pe.h, config/arm/neon.md,
12969 config/arm/constraints.md, config/arm/neon.ml,
12970 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
12971 config/arm/arm.opt, config/arm/arm926ejs.md,
12972 config/arm/predicates.md, config/arm/iwmmxt.md,
12973 config/arm/arm_neon.h, config/arm/unknown-elf.h,
12974 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
12975 config/arm/neon-testgen.ml, config/arm/arm.md,
12976 config/arm/xscale-coff.h, config/arm/pe.c,
12977 config/arm/arm-generic.md, config/arm/pe.h,
12978 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
12979 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
12980 config/arm/strongarm-elf.h, config/arm/cirrus.md,
12981 config/arm/netbsd-elf.h, config/arm/vxworks.h,
12982 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
12983 config/pa/predicates.md, config/pa/pa64-hpux.h,
12984 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
12985 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
12986 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
12987 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
12988 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
12989 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
12990 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
12991 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
12992 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
12993 config/pa/pa64-regs.h, config/pa/pa-modes.def,
12994 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
12995 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
12996 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
12997 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
12998 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
12999 config/mips/linux64.h, config/mips/elforion.h,
13000 config/mips/constraints.md, config/mips/generic.md,
13001 config/mips/predicates.md, config/mips/4300.md,
13002 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
13003 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
13004 config/mips/5k.md, config/mips/vr4120-div.S,
13005 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
13006 config/mips/mips-protos.h, config/mips/6000.md,
13007 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
13008 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
13009 config/mips/mips-modes.def, config/mips/vr.h,
13010 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
13011 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
13012 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
13013 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
13014 config/vax/openbsd1.h, config/vax/netbsd.h,
13015 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
13016 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
13017 config/h8300/rtems.h, config/h8300/predicates.md,
13018 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
13019 config/h8300/h8300.md, config/h8300/h8300.opt,
13020 config/h8300/coff.h, config/h8300/h8300-protos.h,
13021 config/v850/v850.md, config/v850/predicates.md,
13022 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
13023 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
13024 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
13025 config/mmix/mmix.h, config/mmix/predicates.md,
13026 config/mmix/mmix-protos.h, config/mmix/mmix.md,
13027 config/mmix/mmix.c, config/mmix/mmix.opt,
13028 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
13029 config/bfin/rtems.h, config/bfin/bfin-modes.def,
13030 config/bfin/predicates.md, config/bfin/bfin-protos.h,
13031 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
13034 2007-08-02 Richard Sandiford <richard@codesourcery.com>
13036 * emit-rtl.c (reset_used_decls): Rename to...
13037 (set_used_decls): ...this. Set the used flag rather than clearing it.
13038 (unshare_all_rtl_again): Update accordingly. Set flags on argument
13039 DECL_RTLs rather than resetting them.
13041 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
13043 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
13045 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
13047 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
13048 argument to find_reloads_address.
13050 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
13052 PR tree-optimization/32919
13053 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
13054 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
13055 (coalesce_ssa_name): Call it.
13057 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
13058 David Ung <davidu@mips.com>
13060 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
13061 (__mips16_unorddf2, __mips16_floatunsidf): New.
13062 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
13064 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
13066 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
13068 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
13069 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
13070 * tree.h (OMP_SECTIONS_CONTROL): New macro.
13071 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
13072 * omp-low.c (get_ws_args_for, determine_parallel_type,
13073 expand_omp_for_generic, expand_omp_for_static_nochunk,
13074 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
13075 Work with more precise CFG.
13076 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
13077 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
13079 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
13080 * gimple-low.c (lower_stmt): Ditto.
13081 * tree-inline.c (estimate_num_insns_1): Ditto.
13082 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
13083 (OMP_SECTIONS_SWITCH): New.
13084 * tree-cfgcleanup.c (cleanup_omp_return): New.
13085 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
13086 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
13087 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
13088 (tree_redirect_edge_and_branch): Handle omp constructs.
13090 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
13091 with three arguments.
13093 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
13095 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
13096 in loop closed ssa.
13098 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
13100 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
13101 the loop structures may need fixing.
13102 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
13104 (cleanup_tree_cfg_loop): Removed.
13105 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
13106 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
13107 instead of running cleanup_tree_cfg_loop.
13108 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
13109 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
13110 (tree_predictive_commoning): Declaration changed.
13111 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
13113 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
13115 * doc/invoke.texi (l1-cache-size): Update documentation.
13116 (l2-cache-size): Document.
13117 * params.h (L2_CACHE_SIZE): New macro.
13118 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
13119 that L1_CACHE_SIZE is in kB now.
13120 (L2_CACHE_SIZE_BYTES): New macro.
13121 (tree_ssa_prefetch_arrays): Show size in kB.
13122 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
13123 and l2_cache_size fields.
13124 * config/i386/driver-i386.c (describe_cache): Detect cache size
13126 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
13127 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
13128 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
13129 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
13130 (override_options): Set l1-cache-size and l2-cache-size to default
13131 values if not specified otherwise.
13132 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
13133 (PARAM_L2_CACHE_SIZE): New.
13135 2007-08-01 Nigel Stephens <nigel@mips.com>
13136 David Ung <davidu@mips.com>
13137 Thiemo Seufer <ths@mips.com>
13138 Chris Dearman <chris@mips.com>
13139 Richard Sandiford <richard@codesourcery.com>
13141 * config.gcc (mips*-sde-elf*): New stanza.
13142 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
13143 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
13144 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
13145 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
13146 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
13147 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
13149 * config/mips/sde.h: New file.
13150 * config/mips/t-libgcc-mips16: Likewise.
13151 * config/mips/t-sde: Likewise.
13152 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
13153 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
13154 _MIPS_FPSET and _MIPS_SZINT.
13155 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
13156 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
13157 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
13158 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
13159 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13160 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13161 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
13162 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
13163 _MIPS_SZPTR and _MIPS_FPSET.
13164 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
13165 architecture is specified.
13166 (MIPS_32BIT_OPTION_SPEC): New macro.
13168 2007-07-31 Dan Hipschman <dsh@google.com>
13170 * gcc.c (end_going_arg): New function.
13171 (do_spec_2): Use it.
13172 (do_spec_1): Use it.
13174 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
13176 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
13177 only if ENABLE_CHECKING is defined.
13179 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
13181 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
13182 df_ru_add_problem, df_ru_get_bb_info): Removed.
13183 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
13184 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
13185 df_ru_free_bb_info, df_ru_alloc,
13186 df_ru_bb_local_compute_process_def,
13187 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
13188 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
13189 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
13190 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
13191 df_ru_add_problem): Removed.
13193 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13196 * pa.md (casesi32): Use match_scratch. Revise insn condition.
13197 (casesi32p, casesi64p): Likewise.
13198 (casesi): Adjust for above.
13200 2007-07-31 Richard Sandiford <richard@codesourcery.com>
13202 * mode-switching.c (create_pre_exit): Don't search past calls.
13204 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
13206 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
13208 2007-07-31 Revital Eres <eres@il.ibm.com>
13210 * ddg.c (add_deps_for_def): Rename to...
13211 (add_cross_iteration_register_deps): This. Change implementation
13212 to use only reaching def and def-use chains to construct the
13213 inter loop dependencies.
13214 (add_deps_for_use): Remove function.
13215 (build_inter_loop_deps): Call add_cross_iteration_register_deps
13216 function to build the inter loop dependencies.
13217 * modulo-sched.c (sms_schedule): Build only
13218 reaching def and def-use chains for the propose of the ddg
13221 2007-07-31 Julian Brown <julian@codesourcery.com>
13223 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
13224 New define_insns. Use correct RTL.
13225 (vec_set<mode>): Write as expander.
13227 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
13229 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
13230 to an unallocated space.
13232 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
13235 (split_constant_offset): Enable split_constant_offset to extract
13236 constants from other statements.
13237 * tree-vect-transform.c
13238 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
13239 to a temp var. Force base_offset to be simple.
13241 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
13243 * df-scan.c (df_scan_verify): Remove artificial limit on
13244 the number of blocks for verification.
13245 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
13246 df_simulate_defs): Avoid unnecessary insn checking for defs.
13248 2007-07-29 Mark Mitchell <mark@codesourcery.com>
13250 * config/m68k/lb1sf68.asm (FUNC): New macro.
13251 (__mulsi3): Use it.
13252 (__udivsi3): Likewise.
13253 (__divsi3): Likewise.
13254 (__umodsi3): Likewise.
13255 (__modsi3): Likewise.
13256 (__subdf3): Likewise.
13257 (__adddf3): Likewise.
13258 (__muldf3): Likewise.
13259 (__divdf3): Likewise.
13260 (__negdf2): Likewise.
13261 (__cmpdf2): Likewise.
13262 (__subsf3): Likewise.
13263 (__addsf3): Likewise.
13264 (__mulsf3): Likewise.
13265 (__divsf3): Likewise.
13266 (__negsf2): Likewise.
13267 (__cmpsf2): Likewise.
13268 (__eqdf2): Likewise.
13269 (__nedf2): Likewise.
13270 (__gtdf2): Likewise.
13271 (__gedf2): Likewise.
13272 (__ltdf2): Likewise.
13273 (__ledf2): Likewise.
13274 (__eqsf2): Likewise.
13275 (__nesf2): Likewise.
13276 (__gtsf2): Likewise.
13277 (__gesf2): Likewise.
13278 (__ltsf2): Likewise.
13279 (__lesf2): Likewise.
13281 2007-07-30 Ollie Wild <aaw@google.com>
13283 * c-ppoutput.c (print_lines_directives_only): New function.
13284 (scan_translation_unit_directives_only): New function.
13285 (preprocess_file): Add call to scan_translation_unit_directives_only.
13286 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
13287 (sanitize_cpp_opts): Add default flag_dump_macros setting for
13288 -fdirectives-only. Add errors for -fdirectives-only conflict with
13289 -Wunused-macros and -traditional.
13290 (finish_options): Add builtin macro initialization for
13291 -fdirectives-only + -fpreprocessed.
13292 * c.opt (fdirectives-only): New.
13293 * doc/cppopts.texi (fdirectives-only): New.
13295 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13297 * alias.c (record_set, memory_modified_1): Constify.
13298 * bt-load.c (note_btr_set): Likewise.
13299 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
13300 * combine.c (set_nonzero_bits_and_sign_copies,
13301 expand_field_assignment, record_dead_and_set_regs_1,
13302 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
13303 likely_spilled_retval_1): Likewise.
13304 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
13305 frv_io_handle_set): Likewise.
13306 * config/mips/mips.c (mips_sim_record_set,
13307 vr4130_true_reg_dependence_p_1): Likewise.
13308 * config/mt/mt.c (insn_dependent_p_1): Likewise.
13309 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
13310 * config/sh/sh.c (flow_dependent_p_1): Likewise.
13311 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
13312 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
13313 * ddg.c (mark_mem_store): Likewise.
13314 * df-problems.c (df_urec_mark_reg_change): Likewise.
13315 * function.c (update_epilogue_consts): Likewise.
13316 * gcse.c (record_set_info, record_last_set_info,
13317 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
13318 reg_clear_last_set): Likewise.
13319 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
13321 * jump.c (reversed_comparison_code_parts): Likewise.
13322 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
13323 reg_is_set): Likewise.
13324 * loop-iv.c (mark_altered): Likewise.
13325 * mode-switching.c (reg_becomes_live): Likewise.
13326 * optabs.c (no_conflict_move_test): Likewise.
13327 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
13329 * postreload.c (reload_combine_note_store, move2add_note_store):
13331 * regmove.c (flags_set_1): Likewise.
13332 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
13334 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
13336 * resource.c (update_live_status): Likewise.
13337 * rtl.h (set_of, note_stores): Likewise.
13338 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
13339 note_stores, parms_set): Likewise.
13340 * sched-rgn.c (sets_likely_spilled_1): Likewise.
13341 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
13343 * var-tracking.c (count_stores, add_stores): Likewise.
13345 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13347 * alias.c (mems_in_disjoint_alias_sets_p,
13348 fixed_scalar_and_varying_struct_p, aliases_everything_p,
13349 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
13350 write_dependence_p, mems_in_disjoint_alias_sets_p,
13351 read_dependence, true_dependence, canon_true_dependence,
13352 anti_dependence, output_dependence): Constify.
13353 * combine.c (extended_count): Likewise.
13354 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
13355 * cselib.c (get_value_hash, references_value_p,
13356 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
13357 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
13358 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
13359 * function.c (contains, prologue_epilogue_contains,
13360 sibcall_epilogue_contains): Likewise.
13361 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
13362 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
13363 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
13364 reg_or_subregno): Likewise.
13365 * recog.c (asm_noperands): Likewise.
13366 * reload1.c (function_invariant_p): Likewise.
13367 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
13368 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
13369 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
13370 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
13371 true_regnum, reg_or_subregno, condjump_in_parallel_p,
13372 extended_count, prologue_epilogue_contains,
13373 sibcall_epilogue_contains, function_invariant_p, true_dependence,
13374 canon_true_dependence, read_dependence, anti_dependence,
13375 output_dependence): Likewise.
13376 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
13378 2007-07-30 Julian Brown <julian@codesourcery.com>
13380 * config/arm/neon.md (V_ext): New mode attribute.
13381 (neon_vget_lane<mode>): Replace with define_expand.
13382 (neon_vget_lane<mode>_sext_internal)
13383 (neon_vget_lane<mode>_zext_internal): New define_insns for double
13384 and quad precision vectors.
13385 (neon_vget_lanedi): Add bounds check. Remove dead comment.
13386 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
13387 have typeless 32-bit result.
13389 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
13392 * tree-affine.h (aff_tree): The type of rest is sizetype for types
13394 * tree-affine.c (aff_combination_scale): If type is a pointer type,
13395 use sizetype for rest.
13396 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
13397 (aff_combination_convert): Don't convert rest for pointer types.
13399 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
13401 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
13403 * tree-ssa-alias.c: Add alloc-pool.h.
13404 (init_alias_info): Free alias_bitmap_obstack.
13405 (delete_alias_info): Call delete_mem_ref_stats.
13406 (get_mem_sym_stats_for): Use alloc_pool.
13407 (init_mem_ref_stats): Do not delete mem_ref_stats here.
13408 (delete_mem_sym_stats): Removed.
13410 2007-07-29 Sebastian Pop <sebpop@gmail.com>
13412 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
13413 functions cannot be represented as classical distance vectors.
13415 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13417 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
13418 * builtins.c (validate_arg, builtin_mathfn_code,
13419 validate_arglist): Likewise.
13420 * calls.c (call_expr_flags): Likewise.
13421 * combine.c (reg_nonzero_bits_for_combine,
13422 reg_num_sign_bit_copies_for_combine, get_last_value,
13423 reg_truncated_to_mode): Likewise.
13424 * emit-rtl.c (subreg_lowpart_p): Likewise.
13425 * expr.c (highest_pow2_factor_for_target,
13426 categorize_ctor_elements_1, categorize_ctor_elements,
13427 count_type_elements, contains_packed_reference,
13428 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
13429 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
13430 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
13431 native_encode_int, native_encode_real, native_encode_complex,
13432 native_encode_vector, native_encode_expr, native_interpret_int,
13433 native_interpret_real, native_interpret_complex,
13434 native_interpret_vector, native_interpret_expr): Likewise.
13435 * function.c (use_register_for_decl): Likewise.
13436 * gimplify.c (get_name): Likewise.
13437 * langhooks-def.h (lhd_return_null_const_tree): New.
13438 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
13439 * langhooks.c (lhd_return_null_const_tree): New.
13440 * langhooks.h (lang_get_callee_fndecl): Constify.
13441 * output.h (constructor_static_from_elts_p): Likewise.
13442 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
13443 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
13444 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
13445 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
13446 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
13447 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
13448 * rtlhooks-def.h (reg_nonzero_bits_general,
13449 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
13451 * rtlhooks.c (reg_num_sign_bit_copies_general,
13452 reg_nonzero_bits_general, reg_truncated_to_mode_general):
13454 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
13455 * stor-layout.c (mode_for_size_tree): Likewise.
13456 * tree-ssa-loop-im.c (memref_eq): Likewise.
13457 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
13458 * tree.c (contains_placeholder_p, type_list_equal,
13459 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
13461 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
13462 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
13463 contains_placeholder_p, contains_packed_reference,
13464 get_callee_fndecl, operand_equal_for_phi_arg_p,
13465 warn_if_unused_value, is_body_block, native_encode_expr,
13466 native_interpret_expr, fold_convertible_p, operand_equal_p,
13467 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
13468 validate_arglist, simple_cst_equal, type_list_equal,
13469 use_register_for_decl, call_expr_flags, get_name,
13470 highest_pow2_factor): Likewise.
13471 (const_call_expr_arg_iterator_d,
13472 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
13473 first_const_call_expr_arg, more_const_call_expr_args_p,
13474 FOR_EACH_CONST_CALL_EXPR_ARG): New.
13475 * varasm.c (constructor_static_from_elts_p): Constify.
13477 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
13479 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
13480 config/arm/neon-schedgen.ml, config/arm/neon.ml,
13481 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
13482 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
13483 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
13484 tree-vect-transform.c, tree.def: Fix comment typos. Follow
13485 spelling conventions.
13486 * doc/invoke.texi: Follow spelling conventions.
13488 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
13489 Revital Eres <eres@il.ibm.com>
13491 * modulo-sched.c (sms_schedule): Avoid loops which includes
13492 auto-increment instructions.
13494 2007-07-28 Richard Guenther <rguenther@suse.de>
13496 PR middle-end/32920
13497 * fold-const.c (fold_cond_expr_with_comparison): Convert
13498 operand zero of MIN/MAX_EXPR to correct type.
13500 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13502 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
13503 flags_from_decl_or_type): Constify.
13504 * gcc.c (do_spec_1): Likewise.
13505 * print-tree.c (dump_addr, print_node_brief): Likewise.
13506 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
13507 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
13508 tree_purge_all_dead_eh_edges): Likewise.
13509 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
13510 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
13512 * tree.c (expr_location, expr_has_location, expr_locus,
13513 expr_filename, expr_lineno, get_inner_array_type,
13514 fields_compatible_p): Likewise.
13515 * tree.h (get_inner_array_type, fields_compatible_p,
13516 expr_location, expr_has_location, expr_locus, expr_filename,
13517 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
13518 setjmp_call_p, alloca_call_p): Likewise.
13520 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
13522 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
13523 TV_FLOW_INSENSITIVE.
13525 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
13527 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
13528 (compute_flow_insensitive_aliasing): Ditto for
13529 TV_FLOW_INSENSITIVE.
13531 2007-07-27 Jan Hubicka <jh@suse.cz>
13533 * config/i386/i386.c (register_move_cost): Remove accidentally
13534 comitted #if 0 block.
13536 * attribs.c: Include hashtab.h
13537 (attribute_hash): New.
13538 (substring): New structure.
13539 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
13541 (init_attributes): Initialize attribute hash.
13542 (decl_attributes): Use attribute hash.
13543 * Makefile.in (attribs.c): Depend on hashtab.h.
13545 2007-07-27 Steve Ellcey <sje@cup.hp.com>
13547 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
13549 2007-07-27 Richard Sandiford <richard@codesourcery.com>
13551 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
13552 __mips_dspr2 and __mips_dsp_rev macros.
13553 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
13555 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
13557 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
13559 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
13561 PR middle-end/32749
13563 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
13564 and the updating of the live and do_not_gen sets.
13565 (df_note_bb_compute): Added updating of live and do_not_gen sets
13566 for regular defs so that the case of clobber inside conditional
13567 call is processed correctly.
13569 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
13571 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
13572 operands with compatible type.
13574 2007-07-27 Richard Sandiford <richard@codesourcery.com>
13576 * expr.h (store_bit_field): Don't return a value.
13577 * expmed.c (check_predicate_volatile_ok): New function.
13578 (store_bit_field_1): New function, extracted from store_bit_field.
13579 Take a fallback_p argument and return true if the operation succeeded.
13580 Only use store_fixed_bit_field if fallback_p. Don't recompute
13581 mode_for_extraction; use op_mode instead. Try forcing memories
13582 into registers if the insv expander fails.
13583 (store_bit_field): Use store_bit_field_1 with fallback_p true.
13584 Don't return a value.
13585 (convert_extracted_bit_field): New function, extracted from
13587 (extract_bit_field_1): Likewise. Take a fallback_p argument
13588 and return NULL if the operation succeeded. Only use
13589 extract_fixed_bit_field if fallback_p. Only calculate one
13590 extraction mode. Combine code for extv and extzv. Try forcing
13591 memories into registers if the ext(z)v expander fails.
13592 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
13594 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
13596 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
13598 (df_ref): Likewise. Put regno with other integer fields.
13600 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
13602 * df.h (df_mw_hardreg): Remove "loc" field.
13603 * df-scan.c (df_ref_record): Don't set it. Remove redundant
13605 * df-problems.c (df_whole_mw_reg_unused_p): New function,
13606 split out from df_set_unused_notes_for_mw. Return false for
13607 partial references. Assert that mw_reg is a REG when returning true.
13608 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
13609 (df_whole_mw_reg_dead_p): New function, split out from
13610 df_set_dead_notes_for_mw. Return false for partial references.
13611 Assert that mw_reg is a REG when returning true.
13612 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
13613 Remove redundant bitmap check.
13615 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
13617 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
13618 ($(T)crtend.o): Likwise.
13619 ($(T)crtbeginS.o): Likwise.
13620 ($(T)crtendS.o): Likwise.
13621 ($(T)crtfastmath.o): Likwise.
13623 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
13625 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
13626 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
13627 * basic-block.h (struct control_flow_graph): Added x_dom_computed
13628 and x_n_bbs_in_dom_tree fields.
13630 2007-07-26 Steve Ellcey <sje@cup.hp.com>
13632 PR tree-optimization/32087
13633 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
13634 Do not call scale_bbs_frequencies_int with prob of zero.
13636 2007-07-26 Julian Brown <julian@codesourcery.com>
13638 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
13639 (neon_element_bits): Add prototypes.
13640 * config/arm/arm.c (bounds_check, neon_lane_bounds)
13641 (neon_const_bounds, neon_element_bits): New functions.
13642 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
13643 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
13644 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
13645 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
13646 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
13647 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
13648 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
13649 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
13650 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
13651 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
13652 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
13653 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
13654 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
13656 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
13658 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
13659 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
13661 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
13662 Julian Brown <julian@codesourcery.com>
13664 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
13665 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
13666 * config/arm/cortex-a8.md: New.
13667 * config/arm/cortex-a8-neon.md: New.
13668 * config/arm/neon-schedgen.ml: New.
13669 * config/arm/neon.md (vqh_mnem): New.
13671 (Is_float_mode): New.
13672 (Scalar_mul_8_16): New.
13674 (V_mode_nunits): New.
13675 (All instruction patterns): Annotate with neon_type attribute
13677 * config/arm/arm.md: Include cortex-a8.md.
13678 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
13680 Annotate instruction patterns accordingly.
13681 (generic_sched): Do not use generic scheduling for Cortex-A8.
13682 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
13684 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
13686 * fold-const.c (fold_read_from_constant_string): Use
13687 build_int_cst_type.
13688 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
13690 2007-07-26 Nick Clifton <nickc@redhat.com>
13692 * tree-ssa-operands.h: Change copyright header to refer to version
13693 3 of the GNU General Public License and to point readers at the
13694 COPYING3 file and the FSF's license web page.
13695 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
13696 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
13697 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
13698 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
13699 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
13700 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
13701 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
13702 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
13703 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
13704 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
13705 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
13706 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
13707 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
13708 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
13709 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
13710 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
13711 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
13712 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
13713 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
13714 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
13715 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
13716 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
13717 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
13718 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
13719 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
13720 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
13721 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
13722 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
13723 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
13724 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
13725 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
13726 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
13727 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
13728 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
13729 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
13730 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
13731 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
13732 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
13733 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
13734 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
13735 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
13736 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
13737 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
13738 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
13739 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
13740 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
13741 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
13742 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
13743 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
13744 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
13745 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
13746 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
13747 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
13748 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
13749 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
13750 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
13751 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
13752 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
13753 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
13754 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
13755 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
13756 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
13757 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
13758 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
13759 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
13760 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
13761 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
13762 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
13763 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
13764 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
13765 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
13766 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
13767 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
13768 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
13769 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
13770 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
13771 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
13772 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
13773 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
13774 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
13775 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
13776 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
13777 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
13778 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
13779 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
13780 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
13781 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
13782 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
13783 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
13784 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
13785 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
13786 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
13787 vecprim.h, basic-block.h, tree-ssa-structalias.c,
13788 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
13789 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
13790 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
13791 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
13792 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
13793 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
13794 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
13795 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
13796 convert.c, convert.h, langhooks-def.h, reload1.c,
13797 tree-ssa-operands.c: Likewise.
13799 2007-07-26 Jan Hubicka <jh@suse.cz>
13801 * tree-ssa-live.c: Include debug.h and flags.h.
13802 (mark_scope_block_unused): New function.
13803 (remove_unused_scope_block_p): New function.
13804 (remove_unused_locals): Remove unused blocks too.
13806 2007-07-25 Ian Lance Taylor <iant@google.com>
13808 * combine.c (combine_max_regno): Remove. Remove all uses.
13809 (struct reg_stat_struct): Rename from struct reg_stat.
13810 (reg_stat_type): Define, and declare VECs.
13811 (reg_stat): Change from pointer to VEC. Change all uses.
13812 (combine_split_insns): New static function.
13813 (try_combine, find_split_point): Call it instead of split_insns.
13815 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13817 * cfghooks.c (split_block): Fix the information about loop latch.
13819 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13821 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
13823 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13825 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
13826 Scan the new edge for loop exit info.
13828 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
13830 * config/darwin.c: Include debug.h.
13832 2007-07-25 Steve Ellcey <sje@cup.hp.com>
13835 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
13837 2007-07-25 Steve Ellcey <sje@cup.hp.com>
13839 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
13840 (HARD_REGNO_MODE_OK): Ditto.
13841 (MODES_TIEABLE_P): Ditto.
13842 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
13843 (CLASS_MAX_NREGS): Ditto.
13844 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
13845 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
13846 (divdf3_internal_thr): Removed.
13847 * config/ia64/div.md: New file.
13848 * config/ia64/constraints.md: Add H constraint.
13850 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13852 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
13853 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
13854 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
13855 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
13856 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
13857 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
13858 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
13859 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
13860 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
13861 dump_sbitmap_file, debug_sbitmap, popcount_table,
13862 sbitmap_popcount): Constify.
13863 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
13864 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
13865 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
13866 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
13867 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
13868 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
13869 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
13870 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
13871 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
13872 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
13873 sbitmap_popcount, sbitmap_verify_popcount): Constify.
13875 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13877 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
13878 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
13879 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
13880 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
13881 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
13882 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
13883 bitmap_intersect_p, bitmap_intersect_compl_p,
13884 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13885 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
13887 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
13888 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
13889 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
13890 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
13891 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13892 debug_bitmap, debug_bitmap_file, bitmap_print,
13893 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
13894 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
13896 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
13898 * config/darwin.c (darwin_override_options): Additional fix for
13899 debug info formats that don't support var tracking.
13901 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13903 * cselib.c (entry_and_rtx_equal_p): Constify.
13904 * gengtype.c (output_mangled_typename, write_types, write_local):
13906 * gengtype.h (const_type_p): New.
13907 * see.c (eq_descriptor_extension, hash_descriptor_extension):
13909 * tlink.c (scan_linker_output): De-constify.
13910 * tree-ssa-loop-im.c (memref_eq): Constify.
13911 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
13912 (shared_bitmap_hash, shared_bitmap_eq): Constify.
13914 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13916 * c-common.c (fname_as_string, c_type_hash): Constify.
13917 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
13918 * cgraph.c (edge_hash, edge_eq): Likewise.
13919 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
13920 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
13921 reg_attrs_htab_eq): Likewise.
13922 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
13924 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
13925 const_decl_t, const_state_t, const_automata_list_el_t): New.
13926 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
13927 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
13928 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
13929 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
13930 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
13931 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
13932 compare_max_occ_cycle_nums, out_state_arcs_num,
13933 compare_transition_els_num, units_cmp, state_reservs_cmp):
13935 * genmodes.c (cmp_modes): Likewise.
13936 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
13937 * gimplify.c (compare_case_labels): Likewise.
13938 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
13939 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
13940 * matrix-reorg.c (mtt_info_hash): Likewise.
13941 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
13942 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
13943 (htab_hash_bucket, htab_hash_elem): Constify.
13944 * tree-browser.c (TB_parent_eq): Likewise.
13945 * tree-scalar-evolution.c (hash_scev_info): Likewise.
13946 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
13947 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
13948 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
13950 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
13951 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
13952 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
13953 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
13954 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
13956 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
13957 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
13958 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
13959 * tree-ssa-threadupdate.c (redirection_data_hash,
13960 redirection_data_eq): Likewise.
13961 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
13962 * tree-ssa.c (var_ann_eq): Likewise.
13963 * tree-vrp.c (compare_case_labels): Likewise.
13964 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
13965 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
13966 tree_not_check_failed, tree_class_check_failed,
13967 tree_range_check_failed, tree_not_class_check_failed,
13968 omp_clause_check_failed, omp_clause_range_check_failed,
13969 tree_contains_struct_check_failed, tree_operand_check_failed):
13971 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
13972 tree_not_check_failed, tree_class_check_failed,
13973 tree_range_check_failed, tree_not_class_check_failed,
13974 tree_operand_check_failed, omp_clause_operand_check_failed,
13975 tree_operand_length): Likewise.
13976 * var-tracking.c (const_variable): New.
13977 (variable_htab_hash, variable_htab_eq): Constify.
13978 * varasm.c (const_desc_hash): Likewise.
13980 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13982 * expr.c (handled_component_p): Constify.
13983 * fold-const.c (fit_double_type): Likewise.
13984 * real.h (real_value_from_int_cst): Likewise.
13985 * tree-flow-inline.h (gimple_in_ssa_p,
13986 gimple_aliases_computed_p, gimple_addressable_vars,
13987 gimple_call_clobbered_vars, gimple_referenced_vars,
13988 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
13989 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
13990 may_aliases, end_readonly_imm_use_p, has_zero_uses,
13991 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
13992 is_label_stmt, is_global_var, phi_ssa_name_p,
13993 factoring_name_p, is_call_clobbered, tree_common_ann,
13994 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
13995 unmodifiable_var_p, array_ref_contains_indirect_ref,
13996 ref_contains_array_ref, lookup_subvars_for_var,
13997 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
13998 gimple_mem_ref_stats): Likewise.
13999 * tree-flow.h (tree_common_ann, var_ann, function_ann,
14000 may_aliases, is_exec_stmt, is_label_stmt,
14001 ref_contains_array_ref, array_ref_contains_indirect_ref,
14002 var_can_have_subvars, overlap_subvar, is_call_clobbered,
14003 unmodifiable_var_p): Likewise.
14004 * tree-gimple.c (is_gimple_min_invariant): Likewise.
14005 * tree-gimple.h (is_gimple_min_invariant): Likewise.
14006 * tree.c (type_hash_list, attribute_hash_list, tree_size,
14007 cst_and_fits_in_hwi, real_value_from_int_cst,
14008 build_real_from_int_cst, integer_zerop, integer_onep,
14009 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
14010 tree_floor_log2, real_zerop, real_onep, real_twop,
14011 real_minus_onep, really_constant_p, purpose_member, chain_member,
14012 list_length, fields_length, int_size_in_bytes, bit_position,
14013 int_bit_position, byte_position, int_byte_position, expr_align,
14014 array_type_nelts, tree_node_structure,
14015 type_contains_placeholder_1, iterative_hash_pointer,
14016 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
14017 tree_map_base_eq, type_hash_list, type_hash_eq,
14018 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
14019 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
14020 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
14021 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
14022 int_fits_type_p, get_containing_scope, decl_function_context,
14023 decl_type_context, omp_clause_operand_check_failed,
14024 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
14025 * tree.h (omp_clause_operand_check_failed, tree_size,
14026 build_real_from_int_cst, array_type_nelts, purpose_member,
14027 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
14028 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
14029 is_attribute_p, check_qualified_type, expr_align,
14030 int_size_in_bytes, bit_position, int_bit_position, byte_position,
14031 int_byte_position, list_length, fields_length, initializer_zerop,
14032 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
14033 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
14034 tree_node_structure, handled_component_p, get_containing_scope,
14035 decl_function_context, decl_type_context, real_zerop,
14036 type_num_arguments, fit_double_type, really_constant_p,
14037 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
14038 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
14039 real_twop, real_minus_onep, int_cst_value): Likewise.
14041 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14043 * cfglayout.c (insn_scope, insn_line): Constify.
14044 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
14045 const_double_htab_hash, const_double_htab_eq,
14046 mem_attrs_htab_hash): Likewise.
14047 * loop-iv.c (biv_eq): Likewise.
14048 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
14049 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
14050 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
14052 * rtl-error.c (location_for_asm, diagnostic_for_asm,
14053 error_for_asm, warning_for_asm, _fatal_insn,
14054 _fatal_insn_not_found): Likewise.
14055 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
14056 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
14057 rtl_check_failed_type2, rtl_check_failed_code1,
14058 rtl_check_failed_code2, rtl_check_failed_code_mode,
14059 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
14060 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
14061 rtl_check_failed_type2, rtl_check_failed_code1,
14062 rtl_check_failed_code2, rtl_check_failed_code_mode,
14063 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
14064 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
14065 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
14066 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
14067 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
14068 rtx_unstable_p, get_integer_term, get_related_value,
14069 offset_within_block_p, reg_mentioned_p, count_occurrences,
14070 reg_referenced_p, reg_used_between_p, no_labels_between_p,
14071 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
14072 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
14073 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
14074 find_constant_src, find_reg_fusage, find_regno_fusage,
14075 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
14076 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
14077 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
14078 computed_jump_p, auto_inc_p, in_expr_list_p,
14079 remove_node_from_expr_list, loc_mentioned_in_p,
14080 label_is_jump_target_p, reversed_comparison_code_parts,
14081 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
14082 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
14083 print_inline_rtx): Likewise.
14084 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
14085 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
14086 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
14087 get_integer_term, get_related_value, offset_within_block_p,
14088 count_occurrences, reg_mentioned_p, no_labels_between_p,
14089 reg_used_between_p, reg_referenced_p, single_set_2,
14090 multiple_sets, set_noop_p, refers_to_regno_p,
14091 reg_overlap_mentioned_p, dead_or_set_p,
14092 covers_regno_no_parallel_p, covers_regno_p,
14093 dead_or_set_regno_p, find_reg_note, find_regno_note,
14094 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
14095 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
14096 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
14097 side_effects_p, may_trap_p_1, may_trap_p,
14098 may_trap_after_code_motion_p, may_trap_or_fault_p,
14099 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
14100 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
14101 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
14102 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
14103 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
14105 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
14106 warning_for_asm): Likewise.
14107 * tree.h (print_rtl): Likewise.
14108 * varasm.c (get_pool_mode): Likewise.
14110 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14112 * c-lex.c (c_lex_with_flags, lex_string): Constify.
14113 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
14114 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
14115 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
14116 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
14117 * ddg.c (compare_sccs): Likewise.
14118 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
14119 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
14120 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
14121 decimal_do_fix_trunc, decimal_real_to_integer,
14122 decimal_real_to_integer2, decimal_real_maxval): Likewise.
14123 * dse.c (const_group_info_t): New.
14124 (invariant_group_base_eq, invariant_group_base_hash): Constify.
14125 * dwarf2out.c (const_dw_die_ref): New.
14126 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
14127 * tree-browser.c (TB_parent_eq): Likewise.
14128 * unwind-dw2-fde.c (__register_frame_info_bases,
14129 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
14130 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
14132 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
14133 * unwind-dw2.c (uw_frame_state_for): Likewise.
14134 * value-prof.c (histogram_hash, histogram_eq): Likewise.
14135 * value-prof.h (const_histogram_value): New.
14137 2007-07-25 Richard Sandiford <richard@codesourcery.com>
14139 * config/mips/mips.c (machine_function): Add
14140 initialized_mips16_gp_pseudo_p.
14141 (mips16_gp_pseudo_reg): Do not emit the initialization of
14142 mips16_gp_pseudo_rtx when being called from the gimple cost-
14143 calculation routines; emit it on the first use outside those
14146 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14148 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
14151 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
14152 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
14153 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
14154 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
14155 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
14156 Preserve const-ness of parameters through use of __typeof(),
14157 also constify and tidy.
14159 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
14160 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
14161 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
14162 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
14163 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
14164 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
14165 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
14166 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
14167 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
14169 2007-07-25 Julian Brown <julian@codesourcery.com>
14170 Mark Shinwell <shinwell@codesourcery.com>
14172 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
14173 (alpha_mangle_type): This.
14174 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14175 (TARGET_MANGLE_TYPE): Define this instead.
14176 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
14177 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
14178 (arm_init_neon_builtins): Fix comment.
14179 (arm_mangle_map_entry): New.
14180 (arm_mangle_map): New.
14181 (arm_mangle_type): New.
14182 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
14183 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
14184 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
14185 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14186 (TARGET_MANGLE_TYPE): Define this instead.
14187 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
14188 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
14189 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
14190 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14191 (TARGET_MANGLE_TYPE): Define this instead.
14192 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
14194 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
14195 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14196 (TARGET_MANGLE_TYPE): Define this instead.
14197 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
14198 (s390_mangle_type): This.
14199 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14200 (TARGET_MANGLE_TYPE): Define this instead.
14201 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
14202 (sparc_mangle_type): This.
14203 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14204 (TARGET_MANGLE_TYPE): Define this instead.
14205 * cp/mangle.c (write_type): Call mangle_type target hook on all
14206 types before mangling. Use original type, not main variant, as
14208 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
14209 (TARGET_MANGLE_TYPE): This.
14210 * target.h (gcc_target): Rename mangle_fundamental_type to
14212 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
14213 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
14215 2007-07-25 Julian Brown <julian@codesourcery.com>
14216 Paul Brook <paul@codesourcery.com>
14217 Joseph Myers <joseph@codesourcery.com>
14218 Mark Shinwell <shinwell@codesourcery.com>
14220 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
14221 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
14222 (with_fpu): Allow --with-fpu=neon.
14223 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
14224 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
14225 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
14226 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
14227 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
14228 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
14229 (neon_emit_pair_result_insn, neon_disambiguate_copy)
14230 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
14231 (output_move_neon): Add prototypes.
14232 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
14233 (all_fpus): Add FPUTYPE_NEON.
14234 (fp_model_for_fpu): Add NEON field.
14235 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
14236 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
14238 (arm_legitimate_address_p): Don't support fancy addressing for NEON
14240 (thumb2_legitimate_address_p): Likewise.
14241 (neon_valid_immediate): Recognize and prepare constants suitable for
14243 (neon_immediate_valid_for_move): New function. Recognize and prepare
14244 immediates for NEON move instructions.
14245 (neon_immediate_valid_for_logic): New function. Recognize and
14246 prepare immediates for NEON logic instructions.
14247 (neon_output_logic_immediate): New function. Create asm string
14248 suitable for outputting immediate logic instructions.
14249 (neon_pairwise_reduce): New function. Implement reduction using
14250 pairwise operations.
14251 (neon_expand_vector_init): New function. Expand a (possibly
14252 non-constant) vector initialization.
14253 (neon_vector_mem_operand): New function. Memory operands supported
14254 for quad-word loads/stores to/from ARM or NEON registers. Don't
14255 allow base+offset addressing for core regs.
14256 (neon_struct_mem_operand): New function. Valid mems for NEON
14258 (coproc_secondary_reload_class): Enable NEON registers to be loaded
14259 from neon_vector_mem_operand addresses without a secondary register.
14260 (add_minipool_forward_ref): Handle >8-byte minipool entries.
14261 (add_minipool_backward_ref): Likewise.
14262 (dump_minipool): Likewise.
14263 (push_minipool_fix): Likewise.
14264 (output_move_quad): New function. Output quad-word moves, loads and
14265 stores using ARM registers.
14266 (output_move_vfp): Add support for vectors in VFP (NEON) D
14268 (output_move_neon): Output a NEON load/store to/from a quadword
14270 (arm_print_operand): Implement new codes:
14271 - 'c' for unadorned integers (without a # sign).
14272 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
14274 - 'e', 'f' for the low and high D parts of a NEON Q register.
14275 - 'q' outputs a NEON Q register.
14276 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
14277 - 'T' prints NEON opcode features from a coded bitmask.
14278 - 'F' is similar to T, but signed/unsigned codes both print as
14280 - 't' is similar to T, but 'u' is printed instead of 'p'.
14281 - 'O' prints 'r' if NEON instruction should perform rounding (as
14282 specified by bitmask), else prints nothing.
14283 - '#' is a punctuation character to stop operand numbers from
14284 running together with following digits in the assembler
14285 strings for instructions (when using mode attributes).
14286 (arm_assemble_integer): Handle extra NEON vector modes. Permute
14287 constant vectors in big-endian mode, where necessary.
14288 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
14289 Handle EI, OI, CI, XI modes.
14290 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
14291 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
14292 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
14293 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
14294 (neon_builtin_type_bits): Add enumeration, one bit for each vector
14296 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
14297 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
14298 to turn v8qi, etc. into bits defined above.
14299 (neon_itype): New enumeration. Classifications of NEON builtins.
14300 (neon_builtin_datum): Define struct. Contains information about
14301 a single builtin (with multiple modes).
14302 (CF): Define helper macro for...
14303 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
14305 (neon_builtin_data): New array. Define information about builtins
14306 for use during initialization/expansion.
14307 (arm_init_neon_builtins): New function.
14308 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
14310 (neon_builtin_compare): New function.
14311 (locate_neon_builtin_icode): New function. Find an insn code for a
14312 builtin given a function code for that builtin. Also return type of
14313 builtin (NEON_BINOP, NEON_UNOP etc.).
14314 (builtin_arg): New enumeration. Types of arguments for builtins.
14315 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
14316 Takes a variable argument list of builtin_arg types, terminated by
14318 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
14319 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
14320 (neon_emit_pair_result_insn): New function. Support returning pairs
14321 of vectors via a pointer.
14322 (neon_disambiguate_copy): New function. Set up operands for a
14323 multi-word copy such that registers do not get clobbered.
14324 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
14325 ARM_BUILTIN_NEON_BASE.
14326 (arm_file_start): Set float-abi attribute for NEON.
14327 (arm_vector_mode_supported_p): Enable NEON vector modes.
14328 (arm_mangle_map_entry): New.
14329 (arm_mangle_map): New.
14330 (arm_mangle_vector_type): New.
14331 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
14333 (TARGET_NEON): New macro. Target supports NEON.
14334 (fputype): Add FPUTYPE_NEON.
14335 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
14336 for vectorization based on command-line arg.
14337 (NEON_REGNO_OK_FOR_NREGS): Define.
14338 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
14339 (VALID_NEON_STRUCT_MODE): Define.
14340 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
14341 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
14342 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
14343 (consttable_16): Add pattern for outputting 16-byte minipool
14345 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
14347 (vec-common.md, neon.md): Include md files.
14348 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
14349 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
14350 (memory_constraint "Ut", "Un", "Us"): Define.
14351 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
14352 (MMX_char): New mode attribute.
14353 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
14354 (*add<mode>3_iwmmxt): New insn pattern.
14355 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
14356 (*sub<mode>3_iwmmxt): New insn pattern.
14357 (mulv4hi3): Rename to...
14358 (*mulv4hi3_iwmmxt): This.
14359 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
14360 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
14361 (uminv4hi3, uminv2si3): Remove. Replace with...
14362 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
14363 (*umin<mode>3_iwmmxt): These.
14364 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
14365 (ashr<mode>3_iwmmxt): This new pattern.
14366 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
14367 (lshr<mode>3_iwmmxt): This new pattern.
14368 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
14369 (ashl<mode>3_iwmmxt): This new pattern.
14370 * config/arm/neon-docgen.ml: New file. Generate documentation for
14372 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
14373 * config/arm/arm_neon.h: New (autogenerated).
14374 * config/arm/neon-testgen.ml: New file. Generate NEON tests
14376 * config/arm/neon.md: New file. Define NEON instructions.
14377 * config/arm/neon.ml: New file. Abstract description of NEON
14378 instructions, used to generate arm_neon.h header, documentation and
14380 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
14381 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
14383 * doc/extend.texi (ARM Built-in Functions): Rename and remove
14385 (ARM NEON Intrinsics): New subsection.
14386 * doc/arm-neon-intrinsics.texi: New (autogenerated).
14388 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
14390 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
14393 2007-07-24 Jan Hubicka <jh@suse.cz>
14395 * regclass.c (move_table): New type.
14396 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
14397 (init_move_cost): Break out from ...
14398 (init_reg_sets_1): ... here; simplify computation of
14399 have_regs-of_mode and contains_reg_of_mode.
14400 (record_reg_classes): Unswitch internal loops.
14401 (copy_cost): Trigger lazy initialization of move cost
14402 (record_address_regs): Likewise.
14404 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
14406 * config/darwin.c (darwin_override_options): Don't force on
14407 flag_var_tracking_uninit when no debug info is requested.
14409 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
14411 * cfgloop.c (init_loops_structure): New function.
14412 (flow_loops_find): Create root of the loop tree unconditionally.
14414 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
14416 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
14418 2007-07-24 Jan Hubicka <jh@suse.cz>
14420 * caller-save.c: Include ggc.h, gt-caller-save.h
14421 (reg_save_code, reg_restore_code): Rename to ...
14422 (cached_reg_save_code, cached_reg_restore_code): ... those.
14423 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
14424 (reg_save_code, reg_restore_code): New functions.
14425 (init_caller_save): Do not intialize
14426 reg_save_code/reg_restore_code tables.
14427 * Makefile.in: (gt-caller-save.h): New.
14429 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
14431 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
14432 with the mode of the original operand instead of
14435 2007-07-23 Jan Hubicka <jH@suse.cz>
14437 * config/i386/i386.c (ix86_secondary_memory_needed): Break out to...
14438 (inline_secondary_memory_needed): ... here.
14439 (ix86_memory_move_cost): Break out to ...
14440 (inline_memory_move_cost): ... here; add support for IN value of 2 for
14441 maximum of input and output; fix handling of Q_REGS on 64bit.
14442 (ix86_secondary_memory_needed): Microoptimize.
14444 2007-07-23 Sebastian Pop <sebpop@gmail.com>
14446 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
14447 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
14448 stmts_from_loop, known_dependences_p, build_rdg): New.
14449 * tree-data-ref.h: Depends on graphds.h.
14450 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
14451 (build_rdg): Declared.
14452 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
14454 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
14456 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
14459 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
14460 Jakub Jelinek <jakub@redhat.com>
14462 PR middle-end/PR28690
14463 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
14465 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
14466 and MEM_POINTER operands over REG and MEM operands.
14467 (swap_commutative_operands_p): Change return value to bool.
14468 * rtl.h: Update the corresponding prototype.
14469 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
14470 instead of gen_rtx_PLUS.
14471 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
14472 value to bool. Change function arguments to rtx's and update code
14474 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
14475 calls to match the new declaration.
14476 * simplify-rtx.c (simplify_associative_operation): Don't
14477 reorder simplify_binary_operation arguments.
14479 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14481 * config/mips/mips.c (override_options): Use mips_costs to derive
14482 the default branch cost.
14483 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
14485 * config/mips/mips.opt (mbranch-cost=): New option.
14486 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
14488 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14490 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
14491 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
14492 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
14493 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
14495 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14497 * config/mips/constraints.md (ks): New constraint.
14498 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
14499 (*add<mode>3_mips16): ...here.
14501 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
14503 * optabs.h (enum optab_index): Add new OTI_signbit.
14504 (signbit_optab): Define corresponding macro.
14505 (enum insn_code signbit_optab[]): Remove array.
14506 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
14507 (expand_copysign_absneg): If back end provides signbit insn, use it
14508 instead of bit operations on floating point argument.
14509 * builtins.c (enum insn_code signbit_optab[]): Remove array.
14510 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
14511 for availability of signbit insn.
14513 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
14514 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
14515 SSE mode is not active.
14516 (isinf<mode>2): Disable for mfpmath=sse,387.
14518 2007-07-22 Ben Elliston <bje@au.ibm.com>
14520 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
14522 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
14524 2007-07-20 Richard Guenther <rguenther@suse.de>
14526 * tree-cfg.c (verify_expr): COND_EXPRs can have any
14527 integral typed condition.
14528 * tree-ssa.c (useless_type_conversion_p): Do not preserve
14529 booleanness. Only preserve conversions from a non-base
14530 type to a base type, not in general between types with
14531 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
14532 * tree.def (COND_EXPR): Document that the condition
14533 can be of any integral type.
14535 2007-07-20 Nigel Stephens <nigel@mips.com>
14536 Richard Sandiford <richard@codesourcery.com>
14538 * config/mips/mips.h (mips_dwarf_regno): Declare.
14539 (DBX_REGISTER_NUMBER): Remove redundant brackets.
14540 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
14541 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
14542 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
14543 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
14544 (REG_CLASS_NAMES): Update accordingly.
14545 * config/mips/mips.c (mips_dwarf_regno): New array.
14546 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
14547 (mips_subword): Remove special handling for accumulator registers.
14548 (override_options): Initiailize mips_dwarf_regno. Remove use
14550 (mips_swap_registers): New function.
14551 (mips_conditional_register_usage): Swap accumulator registers
14552 around if TARGET_LITTLE_ENDIAN.
14553 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
14554 * config/mips/constraints.md (h, l): Use the endianness to choose
14555 between MD0_REG and MD1_REG.
14556 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
14557 alternative-dependent template.
14559 2007-07-20 Richard Sandiford <richard@codesourcery.com>
14561 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
14564 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
14566 * function.c (thread_prologue_and_epilogue_insns): Fix exit
14567 predecessor fallthru flags.
14569 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
14571 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
14572 of compare to the same type.
14573 * cfgloopmanip.c (add_loop): Update information about loop exits.
14574 (loop_version): Remove the innermost loop requirement.
14575 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
14576 to sizetype for pointers.
14578 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
14580 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
14581 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
14582 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
14584 * config/dfp-bit.c: Empty for TFmode conversions.
14586 2007-07-18 Caroline Tice <ctice@apple.com>
14588 * var-tracking.c (find_src_status): Check for COND_EXEC insns
14589 and handle them correctly; check that src is not NULL before
14591 (find_src_set_src): Likewise.
14593 2007-07-18 Bob Wilson <bob.wilson@acm.org>
14595 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
14596 (struct alignment_context, init_alignment_context): New.
14597 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
14598 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
14599 (XCHAL_HAVE_S32C1I): Likewise.
14600 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
14601 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
14602 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
14603 (ATOMIC, HQI): New macros.
14604 (memory_barrier, *memory_barrier): New.
14605 (sync_lock_releasesi): New.
14606 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
14607 (sync_lock_test_and_set<mode>): New.
14608 (sync_<atomic><mode>): New.
14609 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
14610 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
14611 (xtensa_expand_atomic): New.
14613 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14617 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
14618 transformation for builtin ISNORMAL.
14619 (expand_builtin): Handle BUILT_IN_ISNORMAL.
14620 * builtins.def (BUILT_IN_ISNORMAL): New.
14621 * doc/extend.texi: Document isnormal.
14623 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14627 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
14628 optabs infrastructure. Provide generic implementation for
14630 (expand_builtin): Handle FINITE/ISFINITE.
14631 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
14632 (fold_builtin_1): Likewise.
14634 * builtins.def (BUILT_IN_ISFINITE): New.
14636 * doc/extend.texi: Document isfinite.
14638 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14641 PR middle-end/20558
14643 * builtins.c (expand_builtin_interclass_mathfn): Provide a
14644 generic fallback for isinf.
14645 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
14646 calculation code ...
14647 * real.c (get_max_float): ... to here.
14648 * real.h (get_max_float): New.
14650 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14652 PR middle-end/32668
14654 * builtin-attrs.def (ATTR_TYPEGENERIC,
14655 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
14657 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
14658 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
14659 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
14660 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
14662 * c-common.c (handle_type_generic_attribute): New.
14663 (c_common_attribute_table): Add "type generic".
14665 * c-typeck.c (convert_arguments): Handle "type generic" functions.
14667 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
14669 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
14670 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
14673 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
14676 * config/cris/cris.c (cris_print_index): Don't use XEXP before
14677 checking that the operand is an expression.
14679 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
14680 Danny Smith <dannysmith@users.sourceforge.net>
14683 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
14684 file mapping object in local namespace if Windows version later
14687 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14689 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
14690 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
14691 arm_cannot_force_const_mem.
14692 (arm_cannot_force_const_mem): New function.
14693 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
14694 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
14695 of arm_tls_referenced_p.
14696 * config/arm/arm.md (movsi): Split out-of-section constants when
14697 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
14698 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
14700 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14702 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
14704 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14706 * config/mips/mips.md (*extendqihi2): Convert the destination
14709 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14711 * config/pa/fptr.c: Update license header.
14712 * config/pa/milli64.S: Likewise.
14714 2007-07-17 Nick Clifton <nickc@redhat.com>
14716 * COPYING_v3: New file. Contains version 3 of the GNU General
14718 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
14719 Lesser General Public License.
14720 * doc/include/gpl_v3.texi: New file. Contains version 3 of
14721 the GNU General Public License.
14723 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
14725 PR rtl-optimization/32773
14726 * cfglayout.c (force_one_exit_fallthru): New function.
14727 (cfg_layout_finalize): Use it.
14729 2007-07-16 Richard Guenther <rguenther@suse.de>
14730 Uros Bizjak <ubizjak@gmail.com>
14732 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
14733 before forcing it to gimple operand.
14735 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
14736 David Ung <davidu@mips.com>
14738 * config/mips/mips.h (TUNE_24K): Define.
14739 (TUNE_MACC_CHAINS): Add TUNE_24K.
14740 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
14742 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
14743 (r74k_int_madd): .. this new reservation.
14744 (define_bypass): Fixed bypasses for r74k_int_madd to use
14745 mips_linked_madd_p.
14746 * config/mips/24k.md (define_bypass): Define new
14747 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
14749 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
14750 Nigel Stephens <nigel@mips.com>
14752 * config/mips/mips.md: Include 20kc.md.
14753 * config/mips/20kc.md: New file.
14754 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
14755 (mips_adjust_cost): Tweak for 20Kc.
14756 (mips_issue_rate): Likewise.
14757 * config/mips/mips.h (TUNE_20KC): Define.
14759 2007-07-16 David Edelsohn <edelsohn@gnu.og>
14761 * config/rs6000/rs6000.c (struct processor_cost): Add
14762 cache_line_size, l1_cache_lines, and simultaneous_prefetches
14764 (*_cost): Add cache information.
14765 (rs6000_override_options): Set cache parameters.
14767 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14770 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
14771 * doc/install.texi (mips-sgi-irix6): pthread support works now.
14773 2007-07-16 Paul Brook <paul@codesourcery.com>
14776 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
14777 (cirrus_thumb2_movsi_insn): Ditto.
14779 2007-07-15 Geoffrey Keating <geoffk@apple.com>
14781 * config/rs6000/darwin-fallback.c (interpret_libc): Change
14782 CR2_REGNO to R_CR2.
14784 2007-07-15 Andrew Haley <aph@redhat.com>
14786 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
14787 before looking in the context.
14789 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14791 PR middle-end/32398
14792 PR middle-end/32769
14793 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
14794 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
14795 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
14796 (pa_output_function_prologue): Use rp_saved and
14797 current_function_is_leaf to generate .CALLINFO statement.
14798 (hppa_expand_prologue): Set rp_saved.
14799 (hppa_expand_epilogue): Use rp_saved.
14800 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
14801 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
14803 2007-07-14 Dirk Mueller <dmueller@suse.de>
14805 * omega.c (coalesce): Fix memory leak on early exit.
14806 * matrix-reorg.c (check_allocation_function): Likewise.
14807 * tree-vect-transform.c (vect_get_new_vect_var): free result
14809 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
14810 pass pointer to edge vector
14811 (partition_hot_cold_basic_blocks): Fix memory leak.
14812 * collect2.c (prefix_from_string): Free temporary storage.
14813 * reload1.c (fixup_abnormal_edges): Free sbitmap.
14815 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
14817 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
14818 (DO_GLOBAL_DTORS_BODY): Likewise.
14820 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
14821 Nigel Stephens <nigel@mips.com>
14823 * config/mips/mips.c (mips_classify_symbol): Don't return
14824 SYMBOL_SMALL_DATA for constant pool addresses if
14825 TARGET_EMBEDDED_DATA is true.
14827 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
14829 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
14830 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
14831 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
14832 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
14833 __builtin_ia32_storehps, __builtin_ia32_storelps,
14834 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
14835 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
14836 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
14837 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
14838 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
14839 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
14840 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
14841 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
14842 using def_builtin_const.
14844 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
14846 PR tree-optimization/32705
14847 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
14848 (simplify_binary_expression): Use SSA_VAL consistently.
14850 2007-07-13 David Edelsohn <edelsohn@gnu.org>
14852 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
14853 (SPEFSCR_REGNO): Delete definition.
14854 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
14855 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14856 * config/rs6000/rs6000.h: Do not define *_REGNO.
14857 LINK_REGISTER_REGNUM -> LR_REGNO.
14858 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14859 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
14860 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14861 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
14862 R_VRSAVE, R_VSCR. Use them.
14863 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
14864 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
14865 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
14866 * config/rs6000/aix.h: Define R_LR. Use it.
14868 2007-07-13 Caroline Tice <ctice@apple.com>
14870 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
14871 flag_var_tracking is explicitly turned off (i.e. when variable
14872 tracking is not feasible); otherwise, turn flag_var_tracking on when
14873 flag_var_tracking_uninit is on.
14874 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
14875 note definitions, to allow recording of initialization status in the
14877 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
14878 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
14879 determine if two note locations are equal.
14880 (output_loc_list): Don't output list entries whose start & end labels
14882 (reg_loc_descriptor): Add parameter for initialization status; pass it
14883 to other loc descriptor functions.
14884 (one_reg_loc_descriptor): Add parameter for initialization status;
14885 check its value and add DW_OP_GNU_uninit to returned loc descr if
14887 (multiple_reg_loc_descriptor): Add parameter for initialization
14889 pass init status argument to other loc descriptor functions; check
14890 value of intialization parameter and add DW_OP_GNU_uninit to returned
14891 loc descr if appropriate.
14892 (based_loc_descr): Add parameter for initialization status; add new
14893 variable for return value; check value of initialization parameter and
14894 add DW_OP_GNU_uninit to returned loc descr if appropriate.
14895 (concatn_mem_loc_descriptor): Add parameter for initialization status;
14896 pass init status argument to other loc descriptor functions; check
14897 value of intialization parameter and add DW_OP_GNU_uninit to returned
14898 loc descr if appropriate.
14899 (mem_loc_descriptor): Likewise.
14900 (concat_loc_descriptor): Likewise.
14901 (concatn_loc_descriptor): Likewise.
14902 (loc_descriptor): Add parameter for initialization status; pass it as
14903 argument to other loc descriptor function calls.
14904 (loc_descriptor_from_tree_1): Add appropriate initialization status
14905 to loc descriptor function calls.
14906 (add_location_or_const_value_attribute): Get initialization status
14907 from VAR_LOCATION note; add initialization status to loc descriptor
14909 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
14910 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
14911 status is uninitialized, add "[uninint]" to output.
14912 * common.opt (fvar-tracking-uninit): New option, similar to
14913 fvar-tracking, to turn on tracking of uninitialized variables; creates
14914 a new global flag, flag_var_tracking_uninit.
14915 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
14916 (enum var_init_status): New type, for var initialization status field.
14917 * var-tracking.c (struct location_chain_def): Two new fields, init,
14918 for initialization status, and set_src for the assignment value expr.
14919 (unshare_variable): New parameter for initialization status;
14920 initialize new init and set_src fields.
14921 (var_reg_set): New parameters for initialization status and value;
14922 pass them to set_variable_part.
14923 (var_mem_set): Likewise.
14924 (get_init_value): New function.
14925 (var_reg_delete_and_set): New initialization status & value
14926 parameters; add call to get_init_value if status is unknown; pass new
14927 parameters to clobber_variable_part and var_reg_set.
14928 (var_mem_delete_and_set): Likewise.
14929 (var_reg_delete): Pass null set_src value to clobber_variable_part.
14930 (var_mem_delete): Likewise.
14931 (variable_union): Pass status to unshare_variable; initialize new init
14932 and set_src fields. If flag_var_tracking_uninit is not set, force
14933 status to initialized.
14934 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
14935 used later to get the set_src value.
14936 (find_src_status): New function.
14937 (find_src_set_src): New function.
14938 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
14939 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
14940 MO_SET, get set_src value and pass it to var_reg_delete_and_set
14941 and var_mem_delete_and_set.
14942 (dump_variable): Print out "[uninit]" if appropriate.
14943 (set_variable_part): Add new initialization and set_src parameters;
14944 pass status to unshare_variable; set node->init and node- >set_src
14945 fields and modify slot in hash table appropriately; save the init and
14946 set_src values if appropriate and assign to the new node.
14947 (clobber_variable_part): New set_src parameter; if two nodes have
14948 same variable and same location but different set_src (assignment)
14949 values, clobber old node.
14950 (delete_variable_part): Pass init status to unshare_variable.
14951 (emit_note_insn_var_location): Add initialized var; assign var's init
14952 status to new 'initialized'; pass new init status field to calls to
14953 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
14954 status to initialized.
14955 (emit_notes_in_bb): Pass initialization status to calls to
14956 var_reg_set, var_mem_set, var_reg_delete_and_set and
14957 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
14958 var_reg_delete_and_set and var_mem_delete_and_set; call
14959 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
14960 make up for change in add_stores.
14961 (vt_add_function_parameters): Add status to calls to
14963 * config/darwin.c (darwin_override_options): Turn on uninitialized
14964 tracking automatically, if var_tracking is on and the system is
14967 2007-07-13 Sa Liu <saliu@de.ibm.com>
14969 * config.gcc: Add options for arch and tune on SPU.
14970 * config/spu/predicates.md: Add constant operands 0 and 1.
14971 * config/spu/spu-builtins.def: Add builtins for double precision
14972 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
14973 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
14975 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
14977 * config/spu/spu-protos.h: Add new function prototypes.
14978 * config/spu/spu.c (spu_override_options): Check options -march and
14980 (spu_comp_icode): Add comparison code for DFmode and vector mode.
14981 (spu_emit_branch_or_set): Use the new code for DFmode and vector
14983 (spu_const_from_int): New. Create a vector constant from 4 ints.
14984 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
14985 (spu_emit_vector_compare): New. Emit vector compare.
14986 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
14987 * config/spu/spu.h: Add options -march and -mtune. Define processor
14988 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
14989 CANONICALIZE_COMPARISON.
14990 * config/spu/spu.md: Add new insns for double precision compare
14991 and double precision vector compare. Add vcond and smax/smin patterns
14992 to enable DFmode vector conditional expression.
14993 * config/spu/spu.opt: Add options -march and -mtune.
14994 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
14995 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
14996 both CELL and CELLEDP targets: spu_testsv.
14997 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
15000 2007-07-13 Richard Guenther <rguenther@suse.de>
15002 PR tree-optimization/32721
15003 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
15004 TREE_THIS_VOLATILE on the folded reference.
15005 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
15006 if the array reference has TREE_THIS_VOLATILE set.
15008 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
15011 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
15013 2007-07-13 Andreas Schwab <schwab@suse.de>
15015 * gengtype-lex.l: Allow declarations to be indented.
15017 2007-07-12 Geoffrey Keating <geoffk@apple.com>
15019 * ginclude/tgmath.h: New.
15020 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
15021 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
15022 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
15023 * configure: Regenerate.
15025 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
15027 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
15028 correct index when setting register save state for xd
15031 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
15033 * config/sh/sh.c (mark_use): Remove.
15035 2007-07-12 Paul Brook <paul@codesourcery.com>
15037 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
15038 reg does not overlap return value.
15040 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
15042 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
15043 (set_expression_vuses): Ditto.
15044 (init_pre): Initialize expression_vuses.
15046 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
15048 * config/i386/sse.md (storentdf, storentsf): New.
15050 2007-07-12 Geoffrey Keating <geoffk@apple.com>
15052 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
15054 * tree.c (build_decl_stat): Move code from here...
15055 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
15056 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
15057 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
15058 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
15059 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
15062 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
15063 Devang Patel <dpatel@apple.com>
15065 PR tree-optimization/25413
15066 * targhooks.c (default_builtin_vector_alignment_reachable): New.
15067 * targhooks.h (default_builtin_vector_alignment_reachable): New.
15068 * tree.h (contains_packed_reference): New.
15069 * expr.c (contains_packed_reference): New.
15070 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
15071 (vect_enhance_data_refs_alignment): Call
15072 vector_alignment_reachable_p.
15073 * target.h (vector_alignment_reachable): New builtin.
15074 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
15075 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
15076 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
15078 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
15080 * target.h (builtin_vectorization_cost): Add new target builtin.
15081 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
15082 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
15083 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
15084 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
15085 uninitialized variables.
15086 * tree-vect-transform.c (cost_for_stmt): New function.
15087 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
15088 using cost 1 for all scalar stmts. Be less conservative when
15089 estimating the number of prologue/epulogue iterations. Call
15090 targetm.vectorize.builtin_vectorization_cost. Return
15091 min_profitable_iters-1.
15092 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
15093 initialization cost instead of TARG_VEC_STMT_COST. Use
15094 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
15095 epilogue code. Fix epilogue cost computation.
15096 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
15097 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
15098 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
15099 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
15100 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
15101 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
15103 2007-07-12 Richard Guenther <rguenther@suse.de>
15105 * gimplify.c (gimplify_conversion): Make sure that the result
15106 from maybe_fold_offset_to_reference is trivially convertible
15107 to the desired type before doing the simplification.
15108 (gimplify_expr): Likewise.
15109 * fold-const.c (fold_binary): Use the correct types for
15110 building the simplified expression.
15112 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
15114 PR rtl-optimization/32729
15115 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
15116 that fallthru to exit.
15118 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
15120 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
15121 (symDTPOFF2reg): Likewise.
15123 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
15125 PR tree-optimization/32663
15127 * tree.h (VALUE_HANDLE_VUSES): Remove.
15128 (struct tree_value_handle): Remove vuses.
15130 * tree-vn.c (create_value_handle_for_expr): Don't set
15131 VALUE_HANDLE_VUSES.
15133 * tree-ssa-pre.c (expression_vuses): New.
15134 (alloc_expression_id): Set up expression_vuses.
15135 (get_expression_vuses): New.
15136 (set_expression_vuses): Ditto.
15137 (clear_expression_ids): Modify for expression_vuses.
15138 (phi_translate_1): Ditto.
15139 (phi_translate_set): Ditto.
15140 (value_dies_in_block_x): Ditto
15141 (valid_in_sets): Ditto.
15142 (add_to_sets): Ditto.
15143 (find_existing_value_expr): Ditto.
15144 (create_value_handle_for_expr): Ditto.
15145 (make_values_for_stmt): Ditto.
15146 (vuse_equiv): Remove.
15148 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
15150 * Makefile.in (mostlyclean): Remove object files.
15152 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15154 * toplev.c (no_new_pseudos): Deleted.
15155 * rtl.h (no_new_pseudos): Deleted.
15156 * tree-pass.h (pass_no_new_pseudos): Deleted.
15157 * passes.c (pass_no_new_pseudos): Deleted.
15158 * final.c (rest_of_clean_state): Removed no_new_pseudos.
15159 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
15160 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
15162 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
15163 * rtlhooks.c (gen_lowpart_general): Ditto.
15164 * optabs.c (prepare_operand): Ditto.
15165 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
15167 * modulo-sched.c (rest_of_handle_sms): Ditto.
15168 * see.c (rest_of_handle_see): Ditto.
15169 * ifcvt.c (if_convert): Ditto.
15170 (gate_handle_if_after_combine): Replaced no_new_pseudos with
15172 * init-regs.c (gate_initialize_regs): Deleted set of
15174 * lower-subreg.c (decompose_multiword_subregs): Ditto.
15175 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
15176 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
15178 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
15181 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
15182 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
15183 (*vec_extractv2di_1_rex64): New insn pattern.
15185 2007-07-11 David Daney <ddaney@avtrex.com>
15187 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
15188 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
15189 for SIGNAL_UNWIND_RETURN_COLUMN.
15190 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
15191 (DWARF_FRAME_REGNUM): Rewrite.
15192 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
15194 2007-07-11 Nick Clifton <nickc@redhat.com>
15196 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
15197 delta and use gen_int_mode in place of GET_INT instead.
15199 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
15201 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
15204 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
15206 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
15207 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
15209 * params.h (VERIFY_CANONICAL_TYPES): Remove.
15210 (USE_CANONICAL_TYPES): New.
15211 * doc/invoke.texi (verify-canonical-types): Remove.
15212 (use-canonical-types): Add.
15214 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
15216 * config/spu/spu.c (spu_optimization_options): Remove setting of
15217 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
15218 (spu_override_options): Move it here.
15220 2007-07-11 Richard Sandiford <richard@codesourcery.com>
15222 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
15223 * config/mips/mips.c (mips_cpu_info_table): Mention
15224 MIPS_ISA_LEVEL_SPEC in the comment.
15226 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
15228 PR tree-optimization/32713
15229 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
15231 2007-07-11 Paolo Carlini <pcarlini@suse.de>
15233 PR middle-end/30482
15234 * c-opts.c (c_common_post_options): Do not change flag_complex_method
15235 conditional to flag_isoc99.
15236 (c_common_init_options): Do it here, unconditionally.
15238 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
15240 PR tree-optimization/32589
15241 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
15242 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
15243 * tree-ssa-propagate.c (valid_gimple_expression_p): New
15244 predicate, extracted from...
15245 (set_rhs): ...here. Call it for the expression on entry.
15246 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
15247 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
15248 (simplify_binary_expression): Use valid_gimple_expression_p
15249 to validate the simplification.
15250 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
15252 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
15254 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
15255 DWARF2_DEBUG on 32 bit target too.
15256 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
15258 2007-07-11 Nick Clifton <nickc@redhat.com>
15260 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
15261 version for 64-bit hosts.
15263 2007-07-10 David Daney <ddaney@avtrex.com>
15265 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
15267 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
15269 * config/mips/mips.c (mips_expand_synci_loop): New function.
15270 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
15271 (UNSPEC_RDHWR): Same.
15272 (UNSPEC_SYNCI): Same.
15273 (UNSPEC_SYNC): Same.
15274 (clear_cache): New expand.
15278 (clear_hazard): Same.
15279 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
15281 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
15282 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
15284 2007-07-10 Ian Lance Taylor <iant@google.com>
15286 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
15289 2007-07-10 David Daney <ddaney@avtrex.com>
15291 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
15292 * builtins.c (expand_builtin___clear_cache): New function.
15293 (expand_builtin): Call expand_builtin___clear_cache for
15294 BUILT_IN_CLEAR_CACHE case.
15295 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
15296 * doc/md.texi (clear_cache): Document new instruction pattern.
15297 * testsuite/gcc.dg/builtins-64.c: New test.
15299 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
15301 * config/cris/cris.md ("movsi"): Fix typo in last change.
15303 2007-07-09 Geoffrey Keating <geoffk@apple.com>
15306 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
15308 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
15309 * varasm.c (assemble_start_function): Honor DECL_ALIGN
15310 for FUNCTION_DECLs. Don't use align_functions_log if
15312 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
15313 even for FUNCTION_DECLs.
15314 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
15316 * tree.h (DECL_ALIGN): Update for new location of 'align'.
15317 (DECL_FUNCTION_CODE): Update for new location and name of
15319 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
15320 (struct tree_decl_common): Move 'align' and 'off_align' out
15321 of union, ensure they're still on a 32-bit boundary. Remove
15322 other fields in union 'u1'.
15323 (struct tree_function_decl): Add field 'function_code' replacing
15324 'u1.f' in tree_decl_common.
15325 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
15326 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
15327 (Variable Attributes): Cross-reference 'aligned' attribute
15328 to Function Attributes.
15329 * flags.h (force_align_functions_log): Delete.
15330 * toplev.c (force_align_functions_log): Delete.
15332 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
15335 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
15336 (*vec_concatv2di_rex): New insn pattern.
15338 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15341 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
15343 2007-07-10 Ian Lance Taylor <iant@google.com>
15345 Replace no_new_pseudos in backends.
15346 * rtl.h (can_create_pseudo_p): Define.
15347 * config/darwin.c (machopic_indirect_data_reference): Use
15348 can_create_pseudo_p () instead of no_new_pseudos.
15349 (machopic_indirect_data_reference): Likewise.
15350 (machopic_legitimize_pic_address): Likewise.
15351 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
15352 (alpha_emit_set_const_1): Likewise.
15353 (alpha_emit_set_const): Likewise.
15354 (alpha_emit_conditional_move): Likewise.
15355 (alpha_split_conditional_move): Likewise.
15356 * config/alpha/alpha.md (various splitters): Likewise.
15358 * config/arm/arm.c (legitimize_pic_address): Likewise.
15359 (arm_load_pic_register): Likewise.
15360 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
15361 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
15362 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
15363 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
15364 * config/cris/cris.md (movsi): Likewise.
15365 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
15366 (symGOTOFF2reg_hilo): Likewise.
15367 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
15368 * config/h8300/h8300.md (insv, extzv): Likewise.
15369 * config/i386/i386.c (ix86_expand_move): Likewise.
15370 (ix86_expand_vector_move): Likewise.
15371 (ix86_prepare_fp_compare_args): Likewise.
15372 (ix86_expand_carry_flag_compare): Likewise.
15373 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
15374 (tls_dynamic_gnu2_combine_32): Likewise.
15375 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
15376 * config/ia64/ia64.c (ia64_expand_move): Likewise.
15377 (ia64_expand_movxf_movrf): Likewise.
15378 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
15379 (m32c_split_move): Likewise.
15380 (m32c_expand_insv): Likewise.
15381 * config/m68k/m68k.md (movsi): Likewise.
15382 * config/mips/mips.c (mips_force_temporary): Likewise.
15383 (mips_split_symbol): Likewise.
15384 (mips_move_integer): Likewise.
15385 (mips_legitimize_const_move): Likewise.
15386 * config/mn10300/mn10300.md (movsi): Likewise.
15387 * config/pa/pa.c (emit_move_sequence): Likewise.
15388 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
15389 (rs6000_got_register): Likewise.
15390 (create_TOC_reference): Likewise.
15391 (rs6000_machopic_legitimize_pic_address): Likewise.
15392 * config/rs6000/rs6000.md (add<mode>3): Likewise.
15393 (various splitters): Likewise.
15394 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
15395 (movsi_got): Likewise.
15396 * config/s390/s390.c (emit_symbolic_move): Likewise.
15397 * config/s390/s390.md (movhi, movqi): Likewise.
15398 (load_multiple, store_multiple): Likewise.
15399 * config/score/score.c (score_force_temporary): Likewise.
15400 * config/sh/sh.c (prepare_move_operands): Likewise.
15401 (prepare_cbranch_operands): Likewise.
15402 (emit_fpu_switch): Likewise.
15403 (fpscr_set_from_mem): Likewise.
15404 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
15405 (adddi3, subsi3): Likewise.
15406 (various splitters): Likewise.
15407 (divsi_inv_fp_combine): Likewise.
15408 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
15409 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
15411 * config/sh/predicates.md (xor_operand): Likewise.
15412 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
15413 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
15414 (movdi_pic_label_ref): Likewise.
15415 * config/spu/spu.c (spu_split_immediate): Likewise.
15416 * config/alpha/alpha.md (various splitters): Remove test
15417 !no_new_pseudos || reload_completed.
15418 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
15420 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
15421 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
15422 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
15423 * config/score/score.c (th_output_mi_thunk): Likewise.
15424 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
15425 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
15427 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
15429 PR rtl-optimization/32664
15430 * mode-switching.c (create_pre_exit): Skip barrier insns.
15432 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
15434 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
15435 force_gimple_operand_bsi.
15436 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
15437 rewrite_use_compare): Ditto.
15438 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
15440 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
15441 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
15442 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
15443 * tree-profile.c (prepare_instrumented_value,
15444 tree_gen_interval_profiler, tree_gen_pow2_profiler,
15445 tree_gen_one_value_profiler, tree_gen_ic_profiler,
15446 tree_gen_ic_func_profiler, tree_gen_average_profiler,
15447 tree_gen_ior_profiler): Ditto.
15448 * tree-ssa-reassoc.c (negate_value): Ditto.
15449 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
15450 Use force_gimple_operand_bsi.
15451 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
15452 * tree-if-conv.c (add_to_dst_predicate_list,
15453 find_phi_replacement_condition): Ditto.
15454 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
15455 Call mark_symbols_for_renaming for new statements.
15456 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
15458 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
15460 * cfghooks.c (remove_edge): New function.
15461 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
15463 * cfghooks.h (remove_edge): Declare.
15464 * cfg.c (remove_edge): Renamed to remove_edge_raw.
15465 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
15467 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
15469 * optabs.h: Added declaration for signbit_optab.
15470 * optabs.c: (init_optabs): Added initialization for signbit_optab.
15471 * genoptinit.c (optabs): Added entry for signbit insns.
15472 * builtins.c (expand_builtin_signbit): Added code to use a signbit
15473 insn, if available.
15474 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
15475 * config/s390/s390.md (signbit<mode>2): New expander.
15477 2007-07-09 Richard Guenther <rguenther@suse.de>
15479 PR middle-end/32698
15480 * fold-const.c (fold_plusminus_mult_expr): Move constant
15481 arguments second to allow decomposing.
15483 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
15486 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
15488 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
15489 Disregard DECL_FROM_INLINE.
15491 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
15494 * doc/invoke.texi: Add ftree-reassoc flag.
15495 * common.opt (ftree-reassoc): New flag.
15496 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
15497 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
15499 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
15501 PR tree-optimization/32681
15502 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
15503 saved in second_edge->aux when first_bb is a loop header.
15505 2007-07-09 Jan HUbicka <jh@suse.cz>
15507 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
15509 2007-07-09 Richard Guenther <rguenther@suse.de>
15511 * c-decl.c (start_function): Do not promote return type.
15513 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
15515 * function.c (do_warn_unused_parameter): Do not warn if
15516 TREE_NO_WARNING is set.
15518 2007-07-08 Andreas Schwab <schwab@suse.de>
15520 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
15522 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
15525 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
15527 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
15528 apply to assembly language, too.
15529 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
15531 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
15533 Revert (note the sccvn portions are *not* reverted)
15534 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
15536 Fix PR tree-optimization/23488
15538 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
15540 * tree-flow-inline.h (get_value_handle): Ditto.
15541 * tree-ssa-pre.c (decl_vh_map): New.
15542 (decl_node_pool): New.
15543 (can_value_number_operation): Support DECL_P.
15544 (can_PRE_operation): Ditto.
15545 (create_expression_by_pieces): Ditto.
15546 (find_existing_value_expr): Modify to differnetiate between
15547 addressing and top level.
15548 (create_value_handle_for_expr): Handle DECL's.
15549 (poolify_tree): Ditto.
15550 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
15551 (make_values_for_stmt): Handle DECL's properly.
15552 (init_pre): Reorg to not init useless things during FRE.
15554 * tree-flow.h: Include pointer-set.h.
15555 (decl_vh_map): Declare.
15556 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
15558 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
15560 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
15561 the constraint description.
15562 * doc/md.texi: Update documentation of AVR constraints.
15564 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
15566 * auto-inc-dec.c, config/arm/arm.c,
15567 config/m32r/constraints.md, config/mips/mips.md,
15568 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
15569 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
15570 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
15571 typos. Follow spelling conventions.
15572 * doc/invoke.texi, doc/rtl.texi: Fix typos.
15574 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
15575 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
15577 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
15578 realloc_vuse): Remove.
15579 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
15582 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
15584 Fix PR tree-optimization/23488
15586 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
15587 (try_to_simplify): Ditto.
15588 (visit_use): Ditto.
15589 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
15591 * tree-flow-inline.h (get_value_handle): Ditto.
15592 * tree-ssa-pre.c (decl_vh_map): New.
15593 (decl_node_pool): New.
15594 (can_value_number_operation): Support DECL_P.
15595 (can_PRE_operation): Ditto.
15596 (create_expression_by_pieces): Ditto.
15597 (find_existing_value_expr): Modify to differnetiate between
15598 addressing and top level.
15599 (create_value_handle_for_expr): Handle DECL's.
15600 (poolify_tree): Ditto.
15601 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
15602 (make_values_for_stmt): Handle DECL's properly.
15603 (init_pre): Reorg to not init useless things during FRE.
15605 * tree-flow.h: Include pointer-set.h.
15606 (decl_vh_map): Declare.
15607 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
15609 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
15611 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
15612 apply to assembly language, too.
15613 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
15615 2007-07-06 Ian Lance Taylor <iant@google.com>
15616 Zack Weinberg <zackw@panix.com>
15618 PR middle-end/32441
15619 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
15621 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15623 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
15624 (prefetch): Likewise if "pref" would be used.
15626 2007-07-06 Josh Conner <jconner@apple.com>
15628 PR middle-end/32602
15629 PR middle-end/32603
15630 * calls.c (store_one_arg): Handle arguments which are partially
15631 on the stack when detecting argument overlap.
15633 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
15635 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
15636 chosen during find_reloads.
15638 2007-07-06 Richard Guenther <rguenther@suse.de>
15640 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
15641 TYPE_ARG_TYPES for verification of argument types. Use
15642 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
15643 parameters as variable arguments.
15645 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
15647 * libgcc2.h (word_type): Type definition removed.
15648 (cmp_return_type, shift_count_type): Type definitions added.
15649 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
15650 replaced with shift_count_type.
15651 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
15653 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
15654 changed from word_type to Wtype.
15655 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
15656 replaced with shift_count_type.
15657 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
15659 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
15660 and libgcc_shift_count attribute added.
15661 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
15662 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
15663 (TARGET_INITIALIZER): New target hooks added.
15664 * targhooks.c (default_libgcc_cmp_return_mode,
15665 default_libgcc_shift_count_mode): Default implementations for the new
15666 target hooks added.
15667 * targhooks.h (default_libgcc_cmp_return_mode,
15668 default_libgcc_shift_count_mode): Function prototypes added.
15669 * target.h (struct gcc_target): Fields for the new target hooks added.
15670 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
15672 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
15675 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
15676 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
15678 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
15679 s390_libgcc_shift_count_mode): Functions added.
15680 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
15681 Target hooks defined.
15683 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15685 * config/mips/mips.c (compute_frame_size): Restore the original
15686 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
15687 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
15688 Document why the difference is needed.
15690 2007-07-06 Richard Guenther <rguenther@suse.de>
15692 * c-common.c (boolean_increment): Use correctly typed
15695 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15697 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
15698 the topmost argument register is not also included in the save mask.
15699 (mips16e_collect_argument_save_p): Take a pointer to the argument
15700 register, rather than a pointer to the number of arguments.
15701 (mips16e_collect_argument_saves): Only include argument saves
15702 that aren't in the register mask.
15704 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
15706 PR rtl-optimization/32450
15707 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
15708 to ensure that instructions are not moved into the prologue when
15709 profiling is on. Remove unused prologue_end variable.
15710 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
15711 as a scheduling barrier.
15713 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
15716 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
15717 Disregard DECL_FROM_INLINE.
15719 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
15721 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
15722 IORing with a constant.
15724 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
15726 PR rtl-optimization/32475
15727 * df-scan.c (df_def_record_1): Add a use of the stack pointer
15728 for every definition of the stack pointer.
15730 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
15732 * arm.c (vfp3_const_double_index): Copy signed results of
15733 REAL_VALUE_TO_INT into unsigned vars.
15735 2007-07-05 Richard Guenther <rguenther@suse.de>
15737 PR middle-end/32639
15738 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
15740 * tree-ssa.c (useless_type_conversion_p): Check canonical
15743 2007-07-05 Anatoly Sokolov <aesok@post.ru>
15745 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
15746 zero_extendhisi2): Change to define_insn_and_split.
15747 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
15749 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
15751 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
15752 pass_match_asm_constraints): New.
15753 * passes.c (init_optimization_passes): Add new pass.
15754 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
15755 * function.h (struct function): Add has_asm_statement bit.
15756 (current_function_has_asm_statement): New.
15757 * tree-pass.h (pass_match_asm_constraints): New.
15759 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
15761 * config/mips/mips.c (mips_file_start): Avoid declaration
15764 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15766 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
15768 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
15770 * rtl.def (NOTE): Change print format string to print
15771 operand 5 as a note insn name.
15773 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15774 David Ung <davidu@mips.com>
15776 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
15777 * doc/invoke.texi: (MIPS Options): Document them.
15779 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15780 David Ung <davidu@mips.com>
15782 Add support for SmartMIPS ASE.
15784 * optabs.c (expand_binop_directly): New, broken out from...
15785 (expand_binop): Here. Make it try rotating in the other
15786 direction even when the second operand isn't constant.
15787 * config/mips/mips.md (*lwxs): New.
15788 * config/mips/mips.opt (msmartmips): New.
15789 * config/mips/mips.c (mips_lwxs_address_p): New.
15790 (mips_rtx_costs): Make it recognize scaled indexed addressing.
15791 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
15792 __mips_smartmips when compiling for TARGET_SMARTMIPS.
15793 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
15794 (ISA_HAS_LWXS): New.
15795 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
15796 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
15797 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
15798 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
15799 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
15800 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
15801 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
15803 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
15805 * tree-vectorizer.c (new_loop_vec_info): Initialize
15806 LOOP_VINFO_COST_MODEL_MIN_ITERS.
15807 * tree-vectorizer.h (_loop_vec_info): Added new filed
15808 min_profitable_iters.
15809 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
15810 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
15811 * tree-vect-analyze.c (vect_analyze_operations): Set
15812 LOOP_VINFO_COST_MODEL_MIN_ITERS.
15813 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
15814 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
15815 Fix calculation of peel_iters_prologue. Move consideration of epilogue
15816 and prologue cost to after they are computed.
15817 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
15818 TARG_VEC_STMT_COST.
15819 (vect_model_simple_cost): Takes additional argument dt. Consider cost
15820 of creating vectors from scalars according to dt.
15821 (vect_model_store_cost): Likewise.
15822 (vectorizable_call): Use dt array instead of scalar dt. Call
15823 vect_model_simple_cost with additional argument dt.
15824 (vectorizable_assignment): Likewise.
15825 (vectorizable_operation): Likewise.
15826 (vectorizable_type_demotion): Likewise.
15827 (vectorizable_type_promotion): Likewise.
15828 (vectorizable_store): Use dt array instead of scalar dt. Call
15829 vect_model_store_cost with additional argument dt.
15830 (vect_do_peeling_for_loop_bound): Don't call
15831 vect_estimate_min_profitable_iters. Instead, lookup
15832 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
15833 "may not be profitable".
15835 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
15838 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
15839 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
15840 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
15841 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
15843 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
15845 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
15846 addressing modes cheaper.
15848 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
15850 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
15851 (dw_ranges_struct): Rename block_num to num. Adjust.
15852 (dw_ranges_by_label_struct): New.
15853 (ranges_by_label, ranges_by_label_allocated,
15854 ranges_by_label_in_use): New variables.
15855 (add_ranges_num): Factored most of the code out of...
15856 (add_ranges): ... this one. Rewrite in terms of the former.
15857 (add_ranges_by_labels): New.
15858 (output_ranges): Output by-label ranges.
15859 (dwarf2out_finish): Output range for multiple-section
15860 compile_unit. Output standard DW_AT_low_pc in addition to
15861 unexpected DW_AT_entry_pc.
15863 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
15865 PR tree-optimization/32604
15866 PR tree-optimization/32606
15868 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
15869 (compute_antic_safe): Removed.
15870 (ANTIC_SAFE_LOADS): Ditto.
15871 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
15872 (execute_pre): Don't call compute_antic_safe.
15873 (vuse_equiv): New function.
15874 (make_values_for_stmt): Use it
15875 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
15878 2007-07-04 Anatoly Sokolov <aesok@post.ru>
15881 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
15882 rather than a decl.
15883 (avr_attribute_table): Make "naked" attribute apply to function types
15884 rather than to decls.
15885 (avr_handle_fntype_attribute): New function.
15887 2007-07-04 Joseph Myers <joseph@codesourcery.com>
15889 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
15892 2007-07-04 David Ung <davidu@mips.com>
15893 Joseph Myers <joseph@codesourcery.com>
15895 * config/mips/mips.md (type): Add logical, signext and move.
15896 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
15897 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
15898 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
15899 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
15900 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
15901 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
15902 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
15903 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
15904 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
15905 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
15906 movv2sf_hardfloat_64bit): Use the new types.
15907 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
15908 *movdf_softfloat, *movdf_mips16): Use "multi".
15909 (extendqihi2): Replace with a define_expand.
15910 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
15911 Based on extend<SHORT:mode><GPR:mode>2 patterns.
15912 * config/mips/74k.md (r74k_int_logical): New reservation and
15914 (r74k_int_arith): Remove "slt".
15915 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
15916 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
15917 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
15918 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
15919 reservations for "arith".
15921 2007-07-04 Richard Guenther <rguenther@suse.de>
15923 * tree-ssa.c (useless_type_conversion_p): Add handling for
15924 scalar float and vector types. Only call the types_compatible_p
15925 langhook for aggregate types as last resort. Follow the
15928 2007-07-04 Richard Guenther <rguenther@suse.de>
15930 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
15931 the same as NOP_EXPR.
15933 2007-07-04 Nick Clifton <nickc@redhat.com>
15935 * target.h (struct gcc_target): Add target_help field.
15936 * target-def.h (TARGET_HELP): New.
15937 (TARGET_INITIALIZER): Use TARGET_HELP.
15938 * opts.c (command_handle_option): Invoke target_help function, if
15939 defined, when the user has specified --target-help on the command
15941 * doc/invoke.texi: Mention that --target-help might print
15942 additional information.
15943 * doc/tm.texi: Document TARGET_HELP hook.
15945 * arm.c (TARGET_HELP): Override default definition.
15946 (arm_target_help): New - display a wrapped list of cores and
15947 architectures supported.
15949 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
15951 * config/v850/v850.c (expand_prologue): Make sure
15952 GEN_INT() argument is sign extended rather than zero extended.
15953 (expand_epilogue): Likewise.
15954 (output_move_double): Delete.
15955 * config/v850/v850-protos.h (output_move_double): Delete.
15956 * config/v850/v850.md (movdi): Delete.
15957 (*movdi_internal): Delete.
15959 (*movdf_internal): Delete.
15961 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15963 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
15964 unless compiling RTP PIC.
15966 2007-07-04 Richard Guenther <rguenther@suse.de>
15968 PR tree-optimization/32482
15969 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
15970 original ssa name if we didn't find a shift expression.
15971 Fix shift constant for bit zero test.
15973 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15975 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
15977 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15979 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
15980 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
15981 * config/arm/vxworks.h (ASM_SPEC): Delete.
15982 (SUBTARGET_EXTRA_ASM_SPEC): Define.
15984 2007-07-04 Sebastian Pop <sebpop@gmail.com>
15986 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
15987 (DDR_REVERSED_P): New.
15988 * tree-data-ref.c (initialize_data_dependence_relation,
15989 build_classic_dist_vector): Set DDR_REVERSED_P.
15991 2007-07-04 Sebastian Pop <sebpop@gmail.com>
15993 PR middle-end/32457
15994 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
15995 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
15996 init_omega_for_ddr_1): Use non conservative number of iterations
15998 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
15999 (analyze_siv_subscript): Remove FIXME and reinitialization of
16000 last_conflicts to chrec_dont_know.
16001 * testsuite/gfortran.dg/vect/pr32457.f90: New.
16003 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
16005 * tree.c (maybe_canonicalize_argtypes): Improve description.
16007 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
16009 * tree.c (maybe_canonicalize_argtypes): New.
16010 (build_function_type): Set canonical type.
16011 (build_method_type_directly): Ditto.
16012 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
16015 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16017 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
16019 (rewrite_use_nonlinear_expr): Likewise.
16021 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
16023 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
16025 2007-07-04 Ben Elliston <bje@au.ibm.com>
16027 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
16030 * c-objc-common.c (c_types_compatible_p): Fix indentation.
16032 * doc/tm.texi (Run-time Target): Capitalise "CPU".
16033 (Exception Handling): Likewise.
16035 2007-07-03 Jan Hubicka <jh@suse.cz>
16037 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
16039 2007-07-03 Eric Christopher <echristo@apple.com>
16041 * doc/cppopts.texi: Add conflicting option note to -dM.
16042 * doc/invoke.texi: Add note about possible conflicts with
16043 -E for -dCHARS and note that -dM will not produce
16044 any results if there is no machine dependent reorg.
16046 2007-07-03 Geoffrey Keating <geoffk@apple.com>
16048 * tree.h (DECL_ALIGN): Back out previous change.
16050 2007-07-03 Joseph Myers <joseph@codesourcery.com>
16052 * configure.ac: Test for .dtprelword support on MIPS.
16053 * configure, config.in: Regenerate.
16054 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
16055 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16057 2007-07-03 Julian Brown <julian@codesourcery.com>
16059 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
16060 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
16061 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
16062 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
16064 (all_fpus): Add FPUTYPE_VFP3.
16065 (fp_model_for_fpu): Add VFPv3 field.
16066 (arm_rtx_costs_1): Give cost to VFPv3 constants.
16067 (vfp3_const_double_index): New function. Return integer index of
16068 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
16070 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
16071 and argument represents a valid RTX for a VFPv3 constant.
16072 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
16074 (vfp_emit_fstmd): Similar, for fstmd.
16075 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
16076 constants, represented as integer indices.
16077 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
16078 VFP_REGNO_OK_FOR_DOUBLE macros.
16079 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
16080 (arm_file_start): Set float-abi attribute for VFPv3, and output
16081 correct ".fpu" assembler directive.
16082 (arm_dbx_register_numbering): Add FIXME.
16083 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
16084 (fputype): Add FPUTYPE_VFP3.
16085 (FIXED_REGISTERS): Add 32 registers for D16-D31.
16086 (CALL_USED_REGISTERS): Likewise.
16087 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
16088 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
16089 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
16090 (D7_VFP_REGNUM): New.
16091 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
16092 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
16093 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
16094 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
16095 (REG_ALLOC_ORDER): Adjust for VFPv3.
16096 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
16097 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
16098 VFP_LO_REGS, VFP_HI_REGS.
16099 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
16100 (IS_VFP_CLASS): Define macro.
16101 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
16103 (REGISTER_MOVE_COST): Likewise.
16104 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
16105 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
16106 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
16107 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
16108 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
16109 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
16110 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
16111 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
16112 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
16113 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
16114 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
16115 where appropriate for single-word registers.
16116 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
16117 As above. Fix type attributes.
16118 * config/arm/constraints.md (register_contraint "t"): Define.
16119 (register_constraint "w"): Change to D0-D15, or D0-D31 for
16121 (register_constraint "x"): Define.
16122 (constraint "Dv"): Define.
16124 2007-07-03 Geoffrey Keating <geoffk@apple.com>
16126 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
16128 2007-07-03 Tom Tromey <tromey@redhat.com>
16130 * c-parser.c (objc_pq_context): Removed.
16131 (objc_need_raw_identifier): Likewise.
16132 (c_parser) <objc_pq_context>: New field.
16133 <objc_need_raw_identifier>: Likewise.
16134 (OBJC_NEED_RAW_IDENTIFIER): Removed.
16135 (c_lex_one_token): Update.
16136 (c_parser_objc_protocol_definition): Update.
16137 (c_parser_objc_method_definition): Update.
16138 (c_parser_objc_methodproto): Update.
16139 (c_parser_declspecs): Update.
16141 2007-07-03 David Ung <davidu@mips.com>
16143 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
16145 2007-07-03 David Ung <davidu@mips.com>
16146 Richard Sandiford <richard@codesourcery.com>
16148 * doc/invoke.texi: Document -march=74kf3_2.
16149 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
16150 (TUNE_74K): Check for it.
16151 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
16152 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
16153 * config/mips/mips.md (cpu): Add 74kf3_2.
16154 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
16155 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
16156 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
16157 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
16158 74kf3_2 to the CPU list.
16159 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
16160 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
16161 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
16162 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
16163 (r74kf3_2_fxfer_from_c1): New insn reservations.
16165 2007-07-03 Richard Sandiford <richard@codesourcery.com>
16166 David Ung <davidu@mips.com>
16168 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
16169 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
16170 and 74k[fx]. Document aliases for the new options.
16171 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
16172 (PROCESSOR_24KF2_1): ...this.
16173 (PROCESSOR_24KX): Rename to...
16174 (PROCESSOR_24KF1_1): ...this.
16175 (PROCESSOR_74KF): Rename to...
16176 (PROCESSOR_74KF2_1): ...this.
16177 (PROCESSOR_74KX): Rename to...
16178 (PROCESSOR_74KF1_1): ...this.
16179 (TUNE_74K): Update PROCESSOR_* names.
16180 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
16181 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
16182 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
16183 (mips_rtx_cost_data): Update processor names in comments.
16184 (mips_issue_rate): Update PROCESSOR_* names.
16185 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
16186 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
16187 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
16188 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
16189 Update cpu attribute names.
16190 (r24k_fpu_iss): Rename this reservation to...
16191 (r24kf2_1_fpu_iss): ...this and update all uses.
16192 (r24kx_fpu_iss): Rename this reservation to...
16193 (r24kf1_1_fpu_iss): ...this and update all uses.
16194 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
16195 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
16196 Update cpu attribute names.
16198 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
16200 * config/m32r/constraints.md: New file.
16201 * config/m32r/m32r.c: Include tm-constrs.h.
16202 (small_data_operand): Use satisfies_constraint_* instead of macro.
16203 (addr24_operand, gen_compare): Likewise.
16204 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
16205 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
16206 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16207 EXTRA_CONSTRAINT): Likewise.
16208 * config/m32r/m32r.md: Include constraints.md.
16209 (*movsi_insn): Use satisfies_constraint_* instead of macro.
16210 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
16211 * config/m32r/predicates.md (conditional_move_operand): Likewise.
16212 (two_insn_const_operand, int8_operand, uint16_operand,
16213 reg_or_int16_operand, reg_or_uint16_operand,
16214 reg_or_cmp_int16_operand, cmp_int16_operand,
16215 seth_add3_operand): Likewise.
16217 2007-07-03 Eric Christopher <echristo@gmail.com>
16219 * libgcc2.h: Conditionally declare __bswapsi2 and
16222 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
16224 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
16227 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16230 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
16231 (__gthrw_pragma): Provide default definition.
16232 (__gthrw2): Use it.
16233 * gthr-posix.c (__gthrw_pragma): Define.
16235 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
16237 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
16238 before declaring inequality.
16240 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
16242 * combine.c (recog_for_combine): Log the success or failure of
16243 matching new insn patterns against the machine description in
16246 2007-07-03 Revital Eres <eres@il.ibm.com>
16248 * ddg.c (print_sccs): New function.
16249 (check_sccs): New function.
16250 (create_ddg_all_sccs): Use it.
16251 * ddg.h (print_sccs): Declare.
16252 * modulo-sched.c (sms_order_nodes): Call print_sccs.
16254 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
16256 * targhooks.h (default_mode_for_suffix): New function declaration.
16257 * targhooks.c (default_mode_for_suffix): New default target hook.
16258 * target.h (struct c): New structure in the targetm struct.
16259 (mode_for_suffix): New target hook as part of struct c.
16260 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
16261 default_mode_for_suffix.
16262 (TARGET_C): New define.
16263 * c-lex.c: Include "target.h".
16264 (interpret_float): Use targetm.c.mode_for_suffix to determine
16265 the mode for a given non-standard suffix.
16266 Makefile.in (c-lex.o): Depend on $(TARGET_H).
16268 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
16269 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
16271 * doc/extend.texi (Floating Types): New node. Document __float80 and
16272 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
16274 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
16277 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
16278 predicate instead of target_operand.
16279 (divsi3_i1_media, divsi3_media_2): Likewise.
16281 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
16283 * tree.h (alias_sets_might_conflict_p): Rename into
16284 alias_sets_must_conflict_p.
16285 * alias.c (alias_sets_might_conflict_p): Likewise.
16286 (alias_sets_conflict_p): Use it.
16287 (objects_must_conflict_p): Likewise.
16288 * c-common.c (strict_aliasing_warning): Adjust.
16290 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
16292 * rtlhooks.c (gen_lowpart_if_possible): Check for
16293 invalid subreg before calling gen_lowpart_SUBREG.
16295 2007-07-02 Geoffrey Keating <geoffk@apple.com>
16297 * config/darwin9.h: Add copyright notice.
16298 (LINK_COMMAND_SPEC): Add comment.
16299 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
16300 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
16301 DARWIN_LIBSYSTEM_HAS_UNWIND.
16303 2007-07-02 Jakub Jelinek <jakub@redhat.com>
16306 * omp-low.c (check_combined_parallel): New function.
16307 (lower_omp_parallel): Call it via walk_stmts, set
16308 OMP_PARALLEL_COMBINED if appropriate.
16309 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
16310 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
16311 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
16312 don't consider it as combined parallel.
16314 2007-07-02 Richard Sandiford <richard@codesourcery.com>
16316 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
16317 (gcc_tooldir): Likewise.
16318 * configure: Regenerate.
16319 * Makefile.in (libsubdir_to_prefix): New variable, based on the
16320 old configure.ac gcc_tooldir setting.
16321 (prefix_to_exec_prefix): New variable.
16322 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
16323 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
16325 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
16327 Fix PR tree-optimization/32583
16328 Fix PR tree-optimization/32584
16329 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
16330 (phi_translate_set): Use phi_translate directly now.
16331 (make_values_for_stmt): Don't value number RHS if we already know
16334 2007-07-02 Steve Ellcey <sje@cup.hp.com>
16335 Jim Wilson <wilson@specifix.com>
16338 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
16341 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
16342 Richard Sandiford <richard@codesourcery.com>
16343 Nigel Stephens <nigel@mips.com>
16345 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
16346 (mips16e_output_save_restore): Declare.
16347 (mips16e_save_restore_pattern_p): Likewise.
16348 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
16349 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
16350 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
16351 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
16352 (BITSET_P): New global macro, extracted from...
16353 (mips_for_each_saved_reg): ...here.
16354 (mips16e_save_restore_info): New struct.
16355 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
16356 (mips16e_save_restore_regs): New variable.
16357 (mips_split_plus, mips16e_find_first_register): New functions.
16358 (mips16e_mask_registers): New function.
16359 (compute_frame_size): Expand the commentary before the function.
16360 Enforce the MIPS16e save and restore register range restrictions.
16361 Pad the general register save area at the low end.
16362 (mips16e_save_restore_reg, mips16e_build_save_restore)
16363 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
16364 (mips16e_output_save_restore, mips16e_collect_propagate_value)
16365 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
16367 (mips_expand_prologue, mips_expand_epilogue): Handle
16368 GENERATE_MIPS16E_SAVE_RESTORE.
16369 * config/mips/mips.md (*mips16e_save_restore): New pattern.
16371 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
16373 PR tree-optimization/31966
16374 PR tree-optimization/32533
16375 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
16376 "basic_block" description as its third argument. Update function
16377 calls to get destination bb from "edge" argument. Save "cond" into
16378 aux field of the edge. Update prototype for changed arguments.
16379 (if_convertible_loop_p): Clear aux field of incoming edges if bb
16381 (find_phi_replacement_condition): Operate on incoming edges, not
16382 on predecessor blocks. If there is a condition saved in the
16383 incoming edge aux field, AND it with incoming bb predicate.
16384 Return source bb of the first edge.
16385 (clean_predicate_lists): Clean aux field of outgoing node edges.
16386 (tree_if_conversion): Do not initialize cond variable. Move
16387 variable declaration into the loop.
16388 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
16389 initializations of new_stmt, arg0 and arg1 variables.
16391 2007-07-02 Jakub Jelinek <jakub@redhat.com>
16393 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
16394 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
16396 2007-07-02 Richard Guenther <rguenther@suse.de>
16398 * tree-ssa.c (useless_type_conversion_p): Document
16399 future intent as defining the middle-end type system.
16400 Re-structure to call langhook last, group by type class,
16401 mark questionable parts.
16403 2007-07-02 Richard Guenther <rguenther@suse.de>
16405 * tree-flow.h (types_compatible_p): Declare.
16406 * tree-ssa.c (types_compatible_p): New function.
16407 * ipa-type-escape.c (discover_unique_type): Use
16408 types_compatible_p instead of lang_hooks.types_compatible_p.
16409 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
16410 * tree-vn.c (expressions_equal_p): Likewise.
16411 * tree.c (fields_compatible_p): Likewise.
16412 * tree-ssa-dom.c (avail_expr_eq): Likewise.
16413 (cprop_operand): Use useless_type_conversion_p instead of
16414 lang_hooks.types_compatible_p.
16415 * tree-inline.c (setup_one_parameter): Likewise.
16416 (declare_return_variable): Likewise.
16417 * tree-nrv.c (tree_nrv): Likewise.
16418 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
16419 (maybe_fold_offset_to_component_ref): Likewise.
16420 (maybe_fold_offset_to_reference): Likewise.
16421 * tree-ssa-copy.c (may_propagate_copy): Likewise.
16422 (merge_alias_info): Likewise.
16423 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
16424 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
16425 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
16426 * tree-tailcall.c (find_tail_calls): Likewise.
16427 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
16428 * gimplify.c (canonicalize_addr_expr): Likewise.
16429 (fold_indirect_ref_rhs): Likewise.
16430 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
16431 (cpt_same_type): Likewise.
16432 (check_pointer_types_r): Swap parameters to cpt_same_type
16434 * fold-const.c (fold_convert): Revert fix for PR15988.
16435 * tree-inline.c (setup_one_parameter): Instead fix it here by
16436 using fold_build1 instead of fold_convert and checking for
16437 error_mark_node. Convert only if the conversion is necessary.
16439 2007-07-02 Joseph Myers <joseph@codesourcery.com>
16441 * configure.ac: Check for .gnu_attribute on Power.
16442 * configure: Regenerate.
16443 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
16444 attribute for floating-point ABI.
16446 2007-07-02 Ira Rosen <irar@il.ibm.com>
16448 PR tree-optimization/32230
16449 PR tree-optimization/32477
16450 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
16451 address is a constant.
16453 2007-07-02 Richard Sandiford <richard@codesourcery.com>
16455 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
16456 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
16457 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
16458 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
16459 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
16460 64-bit targets. Add support for *-elfoabi*.
16461 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
16462 different settings if $(tm_defines) does not select the EABI.
16463 (MULTILIB_EXCLUSIONS): Define in those circumstances.
16464 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
16465 (MIPS_ARCH_OPTION_SPEC): Likewise.
16466 (MIPS_ISA_LEVEL_SPEC): Likewise.
16467 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
16468 * config/mips/elfoabi.h: New file.
16470 2007-07-02 Richard Guenther <rguenther@suse.de>
16472 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
16473 (useless_type_conversion_p): ... this.
16474 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
16475 (useless_type_conversion_p): ... this.
16476 * builtins.c (fold_builtin_memory_op): Rename
16477 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
16478 * tree-cfg.c (verify_expr): Likewise.
16479 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
16480 * tree-ssa-ccp.c (ccp_fold): Likewise.
16481 * tree-ssa-copy.c (may_propagate_copy): Likewise.
16482 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
16483 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
16484 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
16485 * tree-ssa-pre.c (eliminate): Likewise.
16486 * tree-ssa.c (delete_tree_ssa): Likewise.
16487 (tree_ssa_useless_type_conversion): Likewise.
16488 * tree.c (build2_stat): Likewise.
16490 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
16492 Fix PR tree-optimization/32571
16493 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
16496 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
16498 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
16499 and other expected operations explicitly, change default to
16502 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
16504 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
16506 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
16507 (tls_load_dot_plus_eight): Move the label number into the unspec.
16508 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
16510 2007-07-01 Andreas Schwab <schwab@suse.de>
16512 * dwarf2out.c (initial_return_save): Define only if used.
16514 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
16516 Unreverting Richard's Revert of:
16518 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16520 * dce.c (deletable_insn_p_1): New function, split out from...
16521 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16522 specially, not those inside PARALLELs. Remove BODY argument
16523 and adjust recursive call accordingly.
16524 (prescan_insns_for_dce): Update call to delete_insn_p.
16526 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
16527 Revital Eres <eres@il.ibm.com>
16529 * ddg.c (create_ddg_all_sccs): Fix missed
16530 initialization of scc_nodes.
16532 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
16534 PR middle-end/32559
16535 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
16536 X + ~X to 1 only for INTEGRAL_TYPE_P type.
16538 2007-06-30 Joseph Myers <joseph@codesourcery.com>
16540 * configure.ac: Check for .gnu_attribute on MIPS.
16541 * configure, config.in: Regenerate.
16542 * config/mips/mips.c (mips_file_start): If supported, output
16543 attribute for floating-point ABI.
16545 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
16548 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
16549 (ffs_cmove): New expander to expand using ctz pattern.
16550 (*ffs_cmove): Remove pattern.
16551 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
16552 (ffsdi2): Expand using ctz pattern.
16553 (*ffs_rex64): Remove pattern.
16555 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16557 PR rtl-optimization/32296
16558 * pa.md (return): Delete pattern.
16559 (return_internal): Remove "(const_int 1)" from pattern.
16560 (epilogue): Use return_internal pattern for trivial returns.
16561 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
16562 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
16564 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
16566 * tree-ssa-pre.c (is_exception_related): New function
16567 (can_value_number_operation): Use it.
16569 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
16571 Fix PR tree-optimization/32540
16572 Fix PR tree-optimization/31651
16574 * tree-ssa-sccvn.c: New file.
16576 * tree-ssa-sccvn.h: Ditto.
16578 * tree-vn.c: Include tree-ssa-sccvn.h
16579 (val_expr_paid_d): Removed.
16580 (value_table): Ditto.
16581 (vn_compute): Ditto.
16582 (val_expr_pair_hash): Ditto.
16583 (val_expr_pair_expr_eq): Ditto.
16584 (copy_vuses_from_stmt): Ditto.
16585 (vn_delete): Ditto.
16587 (shared_vuses_from_stmt): Ditto.
16588 (print_creation_to_file): Moved up.
16589 (sort_vuses): Ditto.
16590 (sort_vuses_heap): Ditto.
16591 (set_value_handle): Make non-static.
16592 (make_value_handle): Ditto.
16593 (vn_add): Rewritten to use sccvn lookups.
16594 (vn_add_with_vuses): Ditto.
16595 (vn_lookup): Ditto (and second argument removed).
16596 (vn_lookup_with_vuses): Ditto.
16597 (vn_lookup_or_add): Ditto (and second argument removed);
16598 (vn_lookup_or_add_with_vuses): Ditto.
16599 (vn_lookup_with_stmt): New.
16600 (vn_lookup_or_add_with_stmt): Ditto.
16601 (create_value_handle_for_expr): Ditto.
16603 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
16604 (seen_during_translate): New function.
16605 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
16606 (phi_trans_add): Ditto.
16607 (constant_expr_p): FIELD_DECL is always constant.
16608 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
16609 Use constant_expr_p.
16610 Avoid infinite recursion on mutually valued expressions.
16611 Change callers of vn_lookup_or_add.
16612 (phi_translate): New function.
16613 (compute_antic_safe): Allow phi nodes.
16614 (create_component_ref_by_pieces): Update for FIELD_DECL change.
16615 (find_or_generate_expression): Rewrite slightly.
16616 (create_expression_by_pieces): Updated for vn_lookup_or_add
16618 Update VN_INFO for new names.
16619 (insert_into_preds_of_block): Update for new names.
16620 (add_to_exp_gen): New function.
16621 (add_to_sets): Use vn_lookup_or_add_with_stmt.
16622 (find_existing_value_expr): Rewrite to changed vn_lookup.
16623 (create_value_expr_from): Ditto, and use add_to_exp_gen.
16624 (try_look_through_load): Removed.
16625 (try_combine_conversion): Ditto.
16626 (get_sccvn_value): New function.
16627 (make_values_for_phi): Ditto.
16628 (make_values_for_stmt): Ditto.
16629 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
16631 (init_pre): Update for SCCVN changes.
16633 (execute_pre): Ditto.
16635 * tree-flow.h (make_value_handle): Declare.
16636 (set_value_handle): Ditto.
16637 (sort_vuses_heap): Ditto.
16638 (vn_lookup_or_add_with_stmt): Ditto.
16639 (vn_lookup_with_stmt): Ditto.
16640 (vn_compute): Remove.
16642 (vn_delete): Ditto.
16643 (vn_lookup): Update arguments.
16645 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
16646 (tree-vn.o): Ditto.
16647 (tree-ssa-sccvn.o): New.
16648 (OBJS-common): Add tree-ssa-sccvn.o
16650 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16653 * c-typeck.c (build_external_ref): Don't mark as used if called
16655 * calls.c (rtx_for_function_call): Likewise.
16657 2007-06-30 Richard Sandiford <richard@codesourcery.com>
16661 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16663 * dce.c (deletable_insn_p_1): New function, split out from...
16664 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16665 specially, not those inside PARALLELs. Remove BODY argument
16666 and adjust recursive call accordingly.
16667 (prescan_insns_for_dce): Update call to delete_insn_p.
16669 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
16671 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
16672 (try_combine): Move potential calls to undo_all() so they happen
16673 before we commit to using the combined insns.
16675 2007-06-30 Jan Hubicka <jh@suse.cz>
16677 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
16680 2007-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
16682 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
16683 (cgraph_remove_unreachable_nodes): Likewise.
16684 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
16685 * ipa-inline.c (update_caller_keys): Cast according to the coding
16687 (cgraph_decide_recursive_inlining): Likewise.
16688 (cgraph_decide_inlining_of_small_function): Likewise.
16689 (try_inline): Likewise.
16690 (cgraph_decide_inlining_incrementally): Likewise.
16691 * ipa-pure-const.c (get_function_state): Likewise.
16692 (scan_function): Likewise.
16693 (analyze_function): Likewise.
16694 (static_execute): Likewise.
16695 * ipa-reference.c (scan_for_static_refs): Likewise.
16696 (merge_callee_local_info): Likewise.
16697 (analyze_function): Use type safe memory macros.
16698 (static_execute): Likewise. Cast according to the coding conventions.
16699 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
16701 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
16703 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
16704 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
16707 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
16709 PR middle-end/30024
16710 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
16711 for complex modes (both int and real).
16713 2007-06-29 Jan Hubicka <jh@suse.cz>
16715 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
16717 2007-06-29 Jan Hubicka <jh@suse.cz>
16719 PR middle-end/32372
16720 * cse.c (cse_insn): Avoid invalid sharing in between register note and
16723 2007-06-29 Anatoly Sokolov <aesok@post.ru>
16726 * config/avr/avr.c: Include dataflow header file.
16727 (expand_prologue): Adjust for prologue insn change.
16728 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
16731 2007-06-29 Richard Guenther <rguenther@suse.de>
16733 PR middle-end/32493
16734 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
16735 during type verification.
16737 2007-06-29 Jan Hubicka <jh@suse.cz>
16739 * recog.c (validate_change_rtx_1): Unshare TO argument.
16741 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
16743 PR tree-optimization/24659
16744 * tree-vect-transform.c (vectorizable_call): Handle
16745 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
16747 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
16748 * config/i386/i386.c (enum ix86_builtins)
16749 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
16750 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
16752 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
16753 const using def_builtin_const.
16754 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
16755 input operands in the same modes as the result.
16756 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
16758 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
16760 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
16761 (df_set_dead_notes_for_mw): Likewise.
16763 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
16765 * c-common.c (pointer_int_sum): Do the negation in sizetype.
16767 2007-06-28 DJ Delorie <dj@redhat.com>
16769 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
16771 2007-06-28 Geoffrey Keating <geoffk@apple.com>
16773 * doc/invoke.texi (C++ Dialect Options): Document
16774 fvisibility-ms-compat.
16775 * c.opt (fvisibility-ms-compat): New.
16777 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16780 * tree-affine.c (aff_combination_add_elt): Handle
16781 pointer addition specially.
16783 2007-06-28 Jakub Jelinek <jakub@redhat.com>
16785 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
16786 decl is non-external for AIX ABI.
16788 2007-06-28 David Edelsohn <edelsohn@gnu.org>
16790 * config/rs6000/predicates.md (current_file_function_operand):
16791 Ensure the symbol is non-external for AIX ABI.
16793 2007-06-28 Nick Clifton <nickc@redhat.com>
16795 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
16796 (fdce, fdse, fpredictive-commoning): Likewise.
16798 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16801 * gcc.c (process_command): Recognize the new -static-libgfortran
16804 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
16807 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
16808 Use a call clobbered hard reg instead of a pseudo reg.
16810 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
16812 * config/sh/sh.md (load_gbr): Use correct operand constraint.
16814 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
16817 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
16818 REG_LIBCALL and REG_RETVAL notes.
16819 (divsi3, mulsi3): Likewise.
16820 (mulhisi3): Likewise. Use emit_libcall_block.
16821 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
16823 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
16825 PR rtl-optimization/32481
16826 * combine.c (adjust_for_new_dest): Rescan the changed insn.
16828 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16830 * dce.c (deletable_insn_p_1): New function, split out from...
16831 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16832 specially, not those inside PARALLELs. Remove BODY argument
16833 and adjust recursive call accordingly.
16834 (prescan_insns_for_dce): Update call to delete_insn_p.
16836 2007-06-27 Richard Guenther <rguenther@suse.de>
16838 PR middle-end/32492
16839 * tree.h (fold_convertible_p): Declare.
16840 * fold-const.c (fold_convertible_p): New function.
16841 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
16842 instead of lang_hooks.types_compatible_p.
16844 2007-06-26 Jan Hubicka <jh@suse.cz>
16846 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
16847 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
16848 early use validate_unshare_change.
16849 (reload_combine): Likewise.
16850 * recog.c (change_t): New field unshare.
16851 (validate_change_1): Rename from validate_change; add argument unshare.
16852 (validate_change): Turn into wrapper of validate_change_1; update
16853 prototype for bools.
16854 (validate_unshare_change): New.
16855 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
16856 calls of df_insn_rescan.
16857 * recog.h (validate_change): Replace ints by bools.
16858 (validate_unshare_change): Declare.
16860 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
16862 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
16864 2007-06-26 Steve Ellcey <sje@cup.hp.com>
16866 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
16868 2007-06-25 Jan Hubicka <jh@suse.cz>
16870 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
16872 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
16873 cgraph_decide_inlining_incrementally): Move uninlinability checks to
16874 places other call site specific checks are performed.
16876 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16879 * tree-vect-transform.c (vectorizable_operation): Convert
16880 POINTER_PLUS_EXPR over to PLUS_EXPR.
16882 2007-06-25 Chao-ying Fu <fu@mips.com>
16884 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
16885 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
16886 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
16887 Document GET_MODE_IBIT, and GET_MODE_FBIT.
16889 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
16890 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16891 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
16892 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
16893 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
16894 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
16895 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
16896 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
16897 ALL_FIXED_POINT_MODE_P): New define.
16898 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16900 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
16902 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
16903 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
16904 MODE_VECTOR_UACCUM): New mode classes.
16906 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
16907 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
16908 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
16911 * genmodes.c (struct mode_data): Add ibit and fbit fields.
16912 (blank_mode): Initialize ibit and fbit.
16913 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
16914 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16916 (new_adjust): Change required_class to required_class_from and
16917 required_class_to for testing within a range.
16918 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16919 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
16920 MODE_VECTOR_UACCUM.
16921 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
16922 (make_fixed_point_mode): New.
16923 (_ADD_ADJUST): Change C to C1 and C2.
16924 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
16925 use a range for machine classes.
16926 (ADJUST_IBIT, ADJUST_FBIT): New.
16927 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
16929 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
16930 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16931 Emit adjustment for ibit and fbit.
16932 (emit_mode_ibit, emit_mode_fbit): New.
16933 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
16935 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
16937 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
16938 as the source of the set.
16940 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
16942 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
16943 FP_REGNO_P): Use IN_RANGE.
16944 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
16945 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
16946 (DATA_REG_P): Use DATA_REGNO_P.
16947 (FP_REG_P): Use FP_REGNO_P.
16948 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
16949 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
16950 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
16952 2007-06-24 Jan Hubicka <jh@suse.cz>
16954 PR middle-end/30563
16955 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
16957 2007-06-24 Sebastian Pop <sebpop@gmail.com>
16959 PR middle-end/32461
16960 * fold-const.c (fold_binary): Strip nops of operand 0
16961 of BIT_NOT_EXPR before calling operand_equal_p.
16962 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
16963 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
16965 2007-06-23 Mark Mitchell <mark@codesourcery.com>
16967 * doc/extend.texi: Document that dllimport and dllexport imply
16968 default visibility.
16969 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
16970 imported or exported declaration, including type declarations.
16971 * c-common.c (handle_visibility_attribute): Check for conflicts
16972 with dllimport/dllexport.
16973 (c_determine_visibility): Handle dllimport/dllexport as an
16974 explicit visibility atttribute.
16976 2007-06-23 Richard Guenther <rguenther@suse.de>
16978 PR tree-optimization/16876
16979 PR middle-end/29478
16980 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
16982 * tree-inline.c (initialize_inlined_parameters): Do not call
16983 lang_hooks.tree_inlining.convert_parm_for_inlining.
16984 * cgraphbuild.c (initialize_inline_failed): Set inline failed
16985 reason for mismatched types.
16986 * gimplify.c (gimplify_call_expr): Verify the call expression
16987 arguments match the called function type signature. Otherwise
16988 mark the call expression to be not considered for inlining
16989 using CALL_CANNOT_INLINE_P flag.
16990 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
16991 edges call expression.
16992 (cgraph_decide_inlining_of_small_function): Likewise.
16993 (cgraph_decide_inlining): Likewise.
16994 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
16996 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
16997 * c-typeck.c (c_convert_parm_for_inlining): Remove.
16998 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
16999 Remove declaration.
17000 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
17001 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
17003 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
17004 convert_parm_for_inlining member.
17006 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
17009 * arm.md (negscc): Match the correct operand for optimized LT0 test.
17010 Remove optimization for GT.
17012 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
17014 PR middle-end/32437
17015 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
17017 (prescan_insns_for_dce): Add extra parameter.
17019 2007-06-23 Jan Hubicka <jh@suse.cz>
17021 PR middle-end/31541
17022 * gimplify.c (mark_addressable): New function.
17023 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
17025 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
17027 PR middle-end/32374
17028 * expr.c (store_constructor): Do not clobber non-zeroed memory.
17030 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
17033 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
17034 moves between MMX/SSE registers to at least 8 units to prevent
17035 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
17037 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
17039 * config/i386/i386.c (override_options): Correct x86_sahf
17042 2007-06-21 David Daney <ddaney@avtrex.com>
17045 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
17046 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
17047 (exception_receiver): Renamed to ...
17048 (nonlocal_goto_receiver): ... this.
17050 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
17052 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
17053 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
17054 partial register accesses.
17056 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
17058 * fold-const.c (debug_fold_checksum): Move it under
17059 ENABLE_FOLD_CHECKING.
17061 2007-06-21 Sebastian Pop <sebpop@gmail.com>
17063 PR middle-end/20623
17064 * tree.h (debug_fold_checksum): Declared.
17065 * fold-const.c (build_fold_addr_expr_with_type_1): New.
17066 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
17067 build_fold_addr_expr_with_type_1.
17068 (fold_addr_expr, debug_fold_checksum): New.
17069 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
17070 (fold_unary, fold_comparison, split_address_to_core_and_offset):
17071 Use fold_addr_expr.
17073 2007-06-21 Sebastian Pop <sebpop@gmail.com>
17075 PR tree-optimization/19590
17076 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
17077 of scev is a constant.
17079 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
17081 * df-problems.c (df_note_bb_compute): Made computation of live
17082 info consistent with df_lr.
17084 2007-06-21 Richard Guenther <rguenther@suse.de>
17086 PR tree-optimization/32453
17087 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
17088 for pointer anti-range.
17090 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
17092 * config/i386/i386.c (processor_target_table): Increase maximum
17093 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
17096 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
17097 byte alignment if > 8 byte alignment is preferred.
17098 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
17100 2007-06-21 Jakub Jelinek <jakub@redhat.com>
17102 PR tree-optimization/31866
17103 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
17104 if ASM_EXPR's input is not a SSA_NAME.
17106 PR middle-end/32362
17107 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
17108 but decl is a global var, instead return decl.
17109 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
17110 even for is_global_var decls, if they are private in some outer
17113 2007-06-21 Richard Guenther <rguenther@suse.de>
17115 PR tree-optimization/32451
17116 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
17118 2007-06-21 Christian Bruel <christian.bruel@st.com>
17120 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
17121 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
17122 (push_regs): Changed saving order or banked registers.
17123 (sh_expand_epilogue): Likewise.
17124 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
17125 (FIRST_BANKED_REG): Likewise.
17126 (LAST_BANKED_REG): Likewise.
17127 * config/sh/sh.md (banked) New attribute.
17128 (in_delay_slot): Check banked attribute.
17130 2007-06-20 Sebastian Pop <sebpop@gmail.com>
17132 PR tree-optimization/32075
17133 * tree-data-ref.c (subscript_dependence_tester_1,
17134 analyze_miv_subscript, analyze_overlapping_iterations,
17135 add_distance_for_zero_overlaps, build_classic_dist_vector,
17136 subscript_dependence_tester_1, analyze_overlapping_iterations,
17137 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
17138 compute_affine_dependence, compute_all_dependences): Pass loop_nest
17139 to evolution_function_is_affine_multivariate_p.
17141 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
17143 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
17145 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
17148 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
17150 * config/m32c/prologue.md (epilogue_exitd_16): New.
17151 (epilogue_reit_16): New.
17152 (epilogue_exitd): Rename to epilogue_exitd_24.
17153 (epilogue_reit): Rename to epilogue_reit_24.
17155 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
17156 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17158 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
17160 * haifa-sched.c (queue_to_ready): Don't requeue next insn
17161 if dbg_cnt (sched_insn) reaches the limit.
17162 (choose_ready): New parameter INSN_PTR and new return value.
17163 (schedule_block): Handle dbg_cnt (sched_insn). Handle
17164 the new return value from choose_ready.
17165 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
17166 (rest_of_handle_global_alloc): New global_alloc_at_func.
17168 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
17170 PR tree-optimization/25737
17171 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
17172 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
17173 * tree-flow.h (struct fieldoff): Add new field alias_set.
17174 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
17175 argument addressable_type. Set alias_set of fieldoff.
17176 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
17177 (create_overlap_variables_for): Pass alias_set from fieldoff to
17179 * alias.c (get_alias_set): Use alias_set from SFT if set.
17181 2007-06-20 Hui-May Chang <hm.chang@apple.com>
17183 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
17184 of a variable as an unsigned HOST_WIDE_INT integer.
17186 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
17188 PR rtl-optimization/32405
17189 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
17191 2007-06-20 Jakub Jelinek <jakub@redhat.com>
17193 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
17195 PR middle-end/31959
17196 * builtins.c: Include diagnostic.h.
17197 (expand_builtin_expect): Make gcc_assert more permissive.
17198 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
17200 PR inline-asm/32109
17201 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
17204 PR middle-end/32285
17205 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
17206 if ACCUMULATE_OUTGOING_ARGS.
17208 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
17210 * config/m68hc11/m68hc11.c: Include dataflow header file.
17211 (m68hc11_reorg): Port to dataflow.
17213 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
17215 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
17216 (struct df_problem.free_blocks_on_set_blocks): New field.
17217 (struct dataflow.optional_p): New field.
17218 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
17219 (df_live_set_all_dirty): New function.
17220 * df-scan.c (df_scan_alloc): Initialize optional_p.
17221 (problem_SCAN): Initialize free_blocks_on_set_blocks.
17222 * df-core.c (df_set_blocks): Removed use of
17223 DF_FIRST_OPTIONAL_PROBLEM. Now uses
17224 df_problem.free_blocks_on_set_blocks to determine which blocks are
17226 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
17227 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
17228 uses dataflow.optional_p to determine if problem should be
17230 (rest_of_handle_df_initialize): Only start live problem if
17232 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
17233 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
17234 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
17235 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
17236 problem_NOTE): Initialize free_blocks_on_set_blocks.
17237 (df_lr_bb_local_compute): Recompute luids if df_live problem is
17239 (df_live_set_all_dirty, df_note_alloc): New function.
17240 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
17242 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
17243 * postreload.c (reload_combine): Ditto.
17244 * cse.c (cse_extended_basic_block): Ditto.
17245 * regmove.c (mark_flags_life_zones): Ditto.
17246 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
17247 erase_matching_seqs): Ditto.
17248 * bt-load.c (compute_defs_uses_and_gen): Ditto.
17249 * integrate (allocate_initial_values): Ditto.
17250 * combine.c (reg_dead_at_p): Ditto.
17251 * resource.c (mark_target_live_regs): Ditto.
17252 * sched-rgn.c (check_live_1, update_live_1): Ditto.
17253 * config/sh/sh.c (find_r0_life_regions): Ditto.
17254 * global.c (rest_of_handle_global_alloc): Only add back df_live
17256 * local-alloc.c (rest_of_handle_local_alloc): Only remove
17257 df_live for -O > 1.
17258 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
17260 (if_convert): Make sure df_live is there at -O == 1.
17261 (pass_if_after_combine): Cleanup flags.
17262 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
17263 is there at -O == 1.
17265 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
17267 * config/arm/arm.c (arm_get_frame_offsets): Set
17268 offsets->locals_base to avoid negative stack size.
17269 (thumb1_expand_prologue): Assert on negative stack size.
17271 2007-06-19 Sebastian Pop <sebpop@gmail.com>
17273 PR tree-optimization/32367
17274 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
17275 of the chrec has no evolution in that loop.
17276 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
17278 2007-06-19 Bob Wilson <bob.wilson@acm.org>
17280 * config/xtensa/xtensa.c: Include "df.h".
17281 (xtensa_builtin_saveregs): Use adjust_address instead of
17283 (xtensa_va_start): Invoke make_tree with sizetype for
17284 expand_builtin_saveregs and then convert the result to a pointer.
17285 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
17286 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
17287 Subtract argument size from index value as integers and then use
17288 POINTER_PLUS_EXPR to add the result to the array address.
17290 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
17293 * config/m32c/m32c.c: Include dataflow header file.
17294 (m32c_emit_prologue): Adjust for prologue insn change.
17295 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
17296 once inside a PARALLEL. Assume frame size passed in operand 0
17297 includes space to save the fb register.
17298 (prologue_enter_24): Likewise.
17299 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
17301 2007-06-19 David Daney <ddaney@avtrex.com
17304 * config/mips/mips.md (cprestore): Mark $gp as used.
17306 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
17309 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
17310 (frv_ifcvt_modify_insn): Likewise.
17312 2007-06-19 Richard Guenther <rguenther@suse.de>
17314 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
17315 only handle positive offsets that fit in a HOST_WIDE_INT.
17317 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
17319 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
17320 result of rsqrt insn for zero input argument to avoid NaN.
17322 2007-06-19 Richard Guenther <rguenther@suse.de>
17324 PR middle-end/31950
17325 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
17327 2007-06-19 Jakub Jelinek <jakub@redhat.com>
17329 PR tree-optimization/32353
17330 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
17332 2007-06-19 Nick Clifton <nickc@redhat.com>
17334 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
17336 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
17339 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
17340 * config/i386/i386.c (assign_386_stack_local): Assert that
17341 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
17342 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
17343 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
17344 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
17346 2007-06-18 Steve Ellcey <sje@cup.hp.com>
17348 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
17350 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
17352 PR rtl-optimization/32321
17353 * gcse.c (replace_store_insn): Update the note before
17354 calling emit_insn_after.
17356 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
17358 PR middle-end/32355
17359 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
17361 * df-problems.c (df_note_bb_compute): Fix dumping info.
17363 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
17365 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
17366 insn with emit_jump_insn.
17368 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
17370 PR tree-optimization/32383
17371 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
17372 * targhooks.h (default_builtin_reciprocal): Update prototype.
17373 * target.h (struct gcc_target): Update builtin_reciprocal.
17374 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
17375 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
17376 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
17377 when fndecl is in BUILT_IN_MD class.
17378 (execute_convert_to_rsqrt): Ditto.
17380 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
17381 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
17382 Convert BUILT_IN_SQRTF code only when md_fn is false.
17384 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
17386 * bt-load.c (move_btr_def): Fix the order of arguments
17387 to validate_replace_rtx.
17389 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
17391 * config/m68k/m68k-devices.def: Add 54450..54455.
17393 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
17395 PR rtl-optimization/32366
17396 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
17397 FLOAT_EXTEND]: Prevent non-scalar modes from entering
17400 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
17402 PR middle-end/32349
17403 * modulo-sched (generate_reg_moves): Added rescan parameter and if
17404 this is true, rescan insn being modified.
17405 (sms_schedule): Added rescan parameter.
17406 (rest_of_handle_sms): Moved freeing of dominance info to before
17407 getting out of cfg_layout.
17409 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
17411 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
17412 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
17415 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
17416 FL_CF_EMAC from the entry for isac.
17418 * config/m68k/predicates.md (const_call_operand): Adjust comment.
17419 (const_sibcall_operand): New.
17420 (sibcall_operand): Use it.
17421 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
17422 (m68k_isas): ISAC does not imply FPU or EMAC.
17423 (override_options): Add ISA_C logic for symbolic jump & call.
17425 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
17427 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
17428 return mode from the builtin itself.
17429 (sparc_fold_builtin): Fix cast of zero constant.
17431 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
17433 * targhooks.c (default_builtin_reciprocal): New default target hook.
17434 * targhooks.h (default_builtin_reciprocal): Add prototype.
17435 * hooks.c (hook_tree_tree_bool_null): Remove hook.
17436 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
17437 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
17438 default_builtin_reciprocal.
17440 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
17442 PR middle-end/31723
17443 * hooks.c (hook_tree_tree_bool_null): New hook.
17444 * hooks.h (hook_tree_tree_bool_null): Add prototype.
17445 * tree-pass.h (pass_convert_to_rsqrt): Declare.
17446 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
17447 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
17448 and convert it to reciprocal a*rfunc(b).
17449 (execute_convert_to_rsqrt): New function.
17450 (gate_convert_to_rsqrt): New function.
17451 (pass_convert_to_rsqrt): New pass definition.
17452 * target.h (struct gcc_target): Add builtin_reciprocal.
17453 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
17454 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
17455 TARGET_BUILTIN_RECIPROCAL.
17456 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
17458 * config/i386/i386.h (TARGET_RECIP): New define.
17459 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
17460 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17461 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17462 and not optimizing for size.
17463 (*rcpsf2_sse): New insn pattern.
17464 (*rsqrtsf2_sse): Ditto.
17465 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
17466 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17467 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17468 and not optimizing for size.
17469 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
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 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
17474 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17475 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17476 and not optimizing for size.
17477 (*sse_rsqrtv4sf2): Do not export.
17478 (sqrtv4sf2): Ditto.
17479 (sse_rsqrtv4sf2): New expander. Expand 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 (sqrtv4sf2): Ditto.
17484 * config/i386/i386.opt (mrecip): New option.
17485 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
17486 (ix86_emit_swsqrtsf): Ditto.
17487 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
17488 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
17489 builtin definition.
17490 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
17491 ix86_expand_unop1_builtin.
17492 (ix86_emit_swdivsf): New function.
17493 (ix86_emit_swsqrtsf): Ditto.
17494 (ix86_builtin_reciprocal): New function.
17495 (TARGET_BUILTIN_RECIPROCAL): Use it.
17496 (ix86_vectorize_builtin_conversion): Rename from
17497 ix86_builtin_conversion.
17498 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
17499 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
17500 "i386 and x86_64 Options" section.
17501 (Intel 386 and AMD x86_64 Options): Document -mrecip.
17503 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17504 Zdenek Dvorak <dvorakz@suse.cz>
17505 Richard Guenther <rguenther@suse.de>
17506 Kaz Kojima <kkojima@gcc.gnu.org>
17508 * tree-vrp.c (compare_values_warnv): Convert val2 to
17510 (extract_range_from_assert): Create
17511 POINTER_PLUS_EXPR for pointer types.
17512 (extract_range_from_binary_expr): Handle
17513 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
17515 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
17516 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
17517 POINTER_PLUS_EXPR as PLUS_EXPR.
17518 (number_of_iterations_lt_to_ne):
17519 For pointer types, use sizetype when
17520 creating MINUS_EXPR/PLUS_EXPRs.
17521 (assert_loop_rolls_lt): For pointer types, use sizetype when
17522 creating MINUS_EXPR/PLUS_EXPRs.
17523 (number_of_iterations_le): Likewise.
17524 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
17525 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
17526 like PLUS_EXPR and MINUS_EXPR.
17527 * tree-pretty-print.c (dump_generic_node): Handle
17529 (op_prio): Likewise.
17530 (op_symbol_1): Likewise.
17531 * optabs.c (optab_for_tree_code): Likewise.
17532 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
17534 * tree-tailcall.c (process_assignment): Mention
17535 POINTER_PLUS_EXPR in a TODO comment.
17536 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
17537 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
17538 not used with a pointer and an integer type.
17539 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
17540 increment using chrec_convert_rhs instead of chrec_convert.
17541 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
17542 PLUS_EXPR except for the right hand side's type will be
17544 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
17545 (fold_used_pointer_cast): Kill.
17546 (pointer_offset_p): Kill.
17547 (fold_used_pointer): Kill.
17548 (pointer_used_p): Kill.
17549 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
17550 call fold_used_pointer.
17551 (instantiate_parameters_1): Convert the increment
17552 using chrec_convert_rhs instead of chrec_convert.
17553 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
17554 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
17555 instead of PLUS_EXPR.
17556 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
17557 PLUS_EXPR for pointers.
17558 (std_gimplify_va_arg_expr): Likewise.
17559 (fold_builtin_memory_op): Likewise.
17560 (fold_builtin_strstr): Likewise.
17561 (fold_builtin_strchr): Likewise.
17562 (fold_builtin_strrchr): Likewise.
17563 (fold_builtin_strpbrk): Likewise.
17564 (expand_builtin_memory_chk): Likewise.
17565 (fold_builtin_memory_chk): Likewise.
17566 (std_expand_builtin_va_start): Use
17567 sizetype for the call to make_tree and then convert
17568 to the pointer type.
17569 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
17570 instead of PLUS_EXPR for adding to a pointer.
17571 (std_gimplify_va_arg_expr): Use fold_build2 for
17572 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
17573 the operands to sizetype first and then cast the BIT_AND_EXPR
17574 back to the pointer type.
17575 * fold-const.c (build_range_check): Handle pointer types
17577 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
17578 of PLUS_EXPR's. Make sure the offset is converted to
17580 (try_move_mult_to_index): Strip the NOPs from the offset.
17581 Remove code argument and replace all uses with PLUS_EXPR.
17582 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
17583 specially. Don't use a pointer type for MINUS_EXPR.
17584 (fold_unary): Handle for (T1)(X op Y),
17585 only p+ as that is the only as that can be handled for
17586 binary operators now.
17587 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
17589 <case PLUS_EXPR>: Add folding of PTR+INT into
17591 Don't call try_move_mult_to_index.
17592 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
17593 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
17594 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
17595 Don't call try_move_mult_to_index.
17596 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
17597 (tree_expr_nonzero_p): Likewise.
17598 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
17599 of PLUS_EXPR for the complex expression folding.
17600 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
17601 first chrec is a pointer type, then the second should
17602 be sizetype and not the first's type.
17603 For POINTER_PLUS_EXPR, use a different right hand side type.
17604 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17605 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
17606 different right hand side type.
17607 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17608 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
17609 instead of PLUS_EXPR.
17610 When either operand is zero, convert the other operand.
17611 (chrec_apply): Use chrec_convert_rhs
17612 on the argument x instead of chrec_convert.
17613 (reset_evolution_in_loop): For pointer types, the new_evol
17614 should be sizetype.
17615 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
17616 different right hand side type.
17617 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17618 (chrec_convert_rhs): New function.
17619 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
17620 different right hand side type.
17621 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17622 * tree-chrec.h (chrec_convert_rhs): New prototype.
17623 (build_polynomial_chrec): For pointer types, the right hand
17624 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
17625 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
17626 Remove subtraction case as it is always addition now.
17627 Make sure the offset is converted to sizetype.
17628 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
17629 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
17630 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
17631 PLUS_EXPR in pointer type.
17632 Handle POINTER_PLUS_EXPR.
17633 (tree_to_aff_combination): Likewise.
17634 (force_expr_to_var_cost): Likewise.
17635 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
17636 instead of PLUS_EXPR for pointers.
17637 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
17638 instead of PLUS_EXPR of pointer types.
17639 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
17641 (check_va_list_escapes): Likewise.
17642 (check_all_va_list_escapes): Likewise.
17643 * dwarf2out.c (loc_descriptor_from_tree_1):
17644 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
17645 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
17646 (string_constant): Likewise.
17647 * tree-ssa-address.c (tree_mem_ref_addr): When adding
17648 the offset to the base, use POINTER_PLUS_EXPR.
17649 (add_to_parts): Convert the index to sizetype.
17650 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
17651 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
17652 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
17653 Offset only holds something for PLUS_EXPR.
17654 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
17656 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
17658 (analyze_accesses_for_modify_stmt): Likewise.
17659 Remove comment about the type being integral type as it is
17661 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
17663 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
17665 Correct the type which the artimentic is done in (is now
17668 * tree-data-ref.c (split_constant_offset): Handle
17670 * tree-affine.c (tree_to_aff_combination): Likewise.
17671 * c-typeck.c (build_unary_op): For pointers create the increment
17672 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
17674 * gimplify.c (gimplify_self_mod_expr): Create a
17675 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17676 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
17677 * tree.def (POINTER_PLUS_EXPR): New tree code.
17678 * tree-predcom.c (ref_at_iteration): If we have a pointer
17679 type do the multiplication in sizetype.
17680 * tree-mudflap.c (mf_xform_derefs_1): Create a
17681 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17682 * tree-ssa-forwprop.c
17683 (forward_propagate_addr_into_variable_array_index):
17684 Don't expect there to be a cast for the index as that
17685 does not exist anymore.
17686 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
17687 instead of PLUS_EXPR.
17688 Don't check for the first operand of the POINTER_PLUS_EXPR
17689 was the index as it cannot be.
17690 Call forward_propagate_addr_into_variable_array_index with
17691 the SSA_NAME instead of the statement.
17692 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
17693 (compare_constant): Likewise.
17694 (copy_constant): Likewise.
17695 (compute_reloc_for_constant): Likewise.
17696 (output_addressed_constants): Likewise.
17697 (initializer_constant_valid_p): Likewise.
17698 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
17699 Convert the MIN/MAX of the inner type to the outer
17700 type before comparing them.
17701 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
17702 POINTER_PLUS_EXPR instead of PLUS_EXPR.
17703 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
17704 of PLUS_EXPR for pointers.
17705 * tree-inline.c (estimate_num_insns_1): Handle
17707 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
17708 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17709 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
17710 instead of PLUS_EXPR for the pointer increment statement.
17711 (vect_update_ivs_after_vectorizer): For pointer types, create
17712 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
17713 MULT_EXPR in sizetype.
17714 (vect_gen_niters_for_prolog_loop): Add a cast when creating
17716 * tree-object-size.c (plus_expr_object_size): Handle
17717 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
17718 code which is trying to figure out which side is a pointer and
17720 (check_for_plus_in_loops_1): Likewise.
17721 (check_for_plus_in_loops): Likewise.
17722 * c-common.c (pointer_int_sum): Create a
17723 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17724 * tree-ssa-structalias.c (handle_ptr_arith): Handle
17725 only POINTER_PLUS_EXPR. Removing all the extra
17726 code which is trying to figure out which side is a pointer and
17728 * tree-cfg.c (verify_expr): Add extra checking for pointers and
17729 PLUS_EXPR and MINUS_EXPR.
17730 Also add checking to make sure the operands of POINTER_PLUS_EXPR
17732 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
17733 with make_tree, instead of a pointer type.
17734 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
17735 for pointers instead of PLUS_EXPR.
17736 (s390_gimplify_va_arg): Likewise.
17737 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
17738 instead of PLUS_EXPR when doing addition on pointer
17739 types. Use sizetype for the second operand.
17740 (spu_gimplify_va_arg_expr): Likewise.
17741 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
17742 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
17743 a pointer. Don't create a BIT_AND_EXPR for pointer types.
17744 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
17745 for the pointer addition and also use size_int/sizetype
17747 (ix86_gimplify_va_arg): Likewise.
17748 Perform BIT_AND_EXPR on sizetype arguments.
17749 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
17750 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
17751 for the pointer additions and also use size_int for the offsets.
17752 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
17753 additions and also use size_int for the offsets. Perform
17754 BIT_AND_EXPR on sizetype arguments.
17755 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
17756 POINTER_PLUS_EXPR for pointers and create the
17757 BIT_AND_EXPR in sizetype.
17758 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
17759 instead of PLUS_EXPR for pointer addition.
17760 (rs6000_va_start): Likewise.
17761 Also use sizetype for the offset.
17762 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
17763 as PLUS_EXPR/MINUS_EXPR.
17764 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
17765 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
17766 Don't use BIT_AND_EXPR on a pointer type, convert the
17767 expression to sizetype first.
17768 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
17770 (mips_gimplify_va_arg_expr): Likewise.
17771 Don't create BIT_AND_EXPR in a pointer type.
17773 2007-06-15 Eric Christopher <echristo@apple.com>
17775 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
17776 (x86_64-*-darwin*): Ditto.
17777 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
17780 2007-06-15 Matthew Wilcox <matthew@wil.cx>
17782 * doc/extend.texi: Document behavior of __attribute__((aligned))
17785 2007-06-15 Mark Mitchell <mark@codesourcery.com>
17787 * rtlanal.c (note_stores): Improve documentation.
17789 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
17791 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
17792 LOCAL_LABEL_PREFIX): Delete.
17793 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
17794 (bfin_internal_label): Delete.
17796 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
17798 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
17799 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
17800 otherwise define to LIBGCC2_TF_CEXT.
17801 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
17802 (LIBGCC_TF_CEXT): Ditto.
17805 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
17807 PR rtl-optimization/32339
17808 * df-scan.c (df_uses_record): Don't modify flags but just add to
17809 it for df_ref_record.
17811 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
17813 * tree-mudflap.c: Fix whitespace issues.
17815 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
17817 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
17819 2007-06-14 Eric Christopher <echristo@apple.com>
17821 * config/i386/sse.md (movdi_to_sse): Rewrite body.
17822 (movv4sf): Use gcc_unreachable instead of abort.
17824 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
17827 * config/i386/sfp-machine.h (CMPtype): New define.
17828 (mach stubs): Use CMPtype instead of int as a return type.
17830 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
17832 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
17833 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
17834 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
17835 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
17836 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
17837 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
17838 config/soft-fp/soft-fp.h: Update from glibc CVS.
17840 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
17842 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
17844 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
17847 * config/v850/v850.c: Include dataflow header file.
17848 (substitute_ep_register): Fix typo.
17850 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17852 * configure.ac: Fix earlier checkin.
17853 * configure: Regenerated.
17855 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17857 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
17858 * aclocal.m4: Regenerate.
17859 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
17860 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
17861 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
17862 * configure: Regenerate.
17863 * Makefile.in (LOOSE_WARN): Subst loose_warn.
17865 * Makefile.in (quickstrap): Build libgcc too.
17867 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17869 * configure.ac: Add --enable-checking=df. Explicitly mention that
17870 the variables are initialized as for "release".
17871 * df-core.c: Use it.
17872 * configure: Regenerate.
17873 * config.in: Regenerate.
17875 2007-06-14 Bob Wilson <bob.wilson@acm.org>
17877 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
17878 validate_replace_rtx instead of replace_rtx.
17879 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
17881 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
17883 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
17884 (DWARF2_UNWIND_INFO): Override default if configured with
17886 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
17887 (ENDFILE_SPEC): Add crtend.o.
17888 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
17889 (ENDFILE_SPEC): Add crtend.o.
17890 (TARGET_USE_JCR_SECTION): Define.
17891 (MD_UNWIND_SUPPORT): Define for 32-bit target.
17893 * config/i386/cygming-crtbegin.c: New file.
17894 * config/i386/cygming-crtend.c: New file.
17896 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
17898 * config/i386/w32-unwind.h: New file.
17900 2007-06-13 Eric Christopher <echristo@apple.com>
17902 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
17903 the user set a value below STACK_BOUNDARY.
17905 2007-06-13 Thiemo Seufer <ths@networkno.de>
17907 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
17908 imply -lpthread for -pthread.
17910 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
17912 * basic-block.h: Remove the prototype for
17913 free_basic_block_vars.
17914 * cfglayout.h: Remove the prototype for
17915 insn_locators_initialize.
17916 * tree.h: Remove the prototype for emit_line_note.
17918 * tree-ssa-pre.c (mergephitemp): Remove.
17919 (init_pre): Don't use mergephitemp.
17921 2007-06-13 Eric Christopher <echristo@apple.com>
17923 * config/i386/i386.c (override_options): If we've specified
17924 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
17926 2007-06-13 Bob Wilson <bob.wilson@acm.org>
17928 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
17931 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
17933 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
17934 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
17935 (eh_store_handler): New pattern.
17936 (eh_return): Emit it instead of a plain move.
17938 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
17940 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
17941 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
17942 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
17945 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
17947 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
17948 (find_next_insn_start, find_load): New functions.
17949 (bfin_reorg): Use them to deal with the fact that parallel insns are
17950 no longer represented as a SEQUENCE.
17952 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
17954 * config/sparc/sparc.c (sparc_override_options): Initialize
17955 fpu mask correctly.
17957 2007-06-13 Dave Korn <dave.korn@artimi.com>
17959 * config/i386/i386.c (ix86_eax_live_at_start_p): Use df_get_live_out.
17961 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
17963 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
17964 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
17965 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
17966 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
17967 tree-vect-transform.c: Fix comment typos. Follow spelling
17970 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
17972 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
17973 to the exit block use set.
17974 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
17975 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
17976 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
17978 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
17980 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
17981 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
17982 to indicate an error.
17983 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
17985 (dbg_cnt_process_opt): Print an error on a bad argument.
17986 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
17987 * common.opt (-fdbg-cnt-list): New.
17988 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
17990 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
17992 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
17993 flag on ref-all pointers.
17995 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17997 PR middle-end/31579
17998 * expr.c (expand_expr_addr_expr_1): Call expand_expr
17999 for the offset with the modifier as EXPAND_INITIALIZER
18000 if the modifier is EXPAND_INITIALIZER.
18001 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
18002 a register if we had an overflow.
18004 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18006 * real.c (real_isfinite): New.
18007 (real_sqrt): Use it.
18008 * real.h (real_isfinite): New.
18009 * builtins.c: Use it.
18011 2007-06-12 Ian Lance Taylor <iant@google.com>
18012 Daniel Berlin <dberlin@dberlin.org>
18015 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
18016 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
18017 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
18018 (DECL_NO_TBAA_P): Define.
18019 (struct tree_decl_common): Add no_tbaa_flag field.
18020 * tree-ssa-structalias.c (struct variable_info): Add
18021 no_tbaa_pruning field.
18022 (new_var_info): Initialize no_tbaa_pruning field.
18023 (unify_nodes): Copy no_tbaa_pruning field.
18024 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
18025 (dump_solution_for_var): Print no_tbaa_pruning flag.
18026 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
18028 (compute_tbaa_pruning): New static function.
18029 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
18030 Call compute_tbaa_pruning.
18031 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
18032 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
18033 * gimple-low.c (lower_stmt): Likewise.
18034 * tree-gimple.c (is_gimple_stmt): Likewise.
18035 * tree-ssa-operands.c (get_expr_operands): Likewise.
18036 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
18037 * tree-inline.c (estimate_num_insns_1): Likewise.
18038 (copy_result_decl_to_var): Likewise.
18039 * expr.c (expand_expr_real_1): Likewise.
18040 * tree-pretty-print.c (dump_generic_node): Likewise.
18041 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
18042 * omp-low.c (omp_copy_decl_2): Likewise.
18043 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
18044 * doc/c-tree.texi (Expression trees): Document
18045 CHANGE_DYNAMIC_TYPE_EXPR.
18047 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18049 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
18050 with !HONOR_NANS and !HONOR_INFINITIES.
18051 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
18053 2007-06-12 Tristan Gingold <gingold@adacore.com>
18055 * gcov.c: Comments updated.
18056 (source_info): Add file_time field.
18057 (source_index): New variable.
18058 (mutiple_files): New variable.
18059 (generate_results): New function extracted from process_file.
18060 (process_file): Save and restore chain of functions, generate
18061 results and free structures only if not merging results.
18062 (release_structures): File names are now freed in create_file_names
18063 (create_file_names): Free previous file names.
18064 (find_source): File date is now read here and modifications in
18065 source files is checked here.
18066 (read_graph_file): Only reverse order of functions for the current
18068 (make_gcov_file_name): Do not generate long names if input_name is
18070 (output_lines): If merging results do not display graph, data and
18072 Checking source file modification is done in find_source.
18074 * doc/gcov.texi: Append an s to sourcefile.
18076 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
18078 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
18079 (forced_nop): New pattern.
18080 * config/bfin/bfin.c: Include "df.h".
18081 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
18082 (bfin_discover_loop): Use df_get_live_in instead of
18083 global_live_at_start.
18084 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
18085 df_analyze when done.
18086 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
18087 the insns. Use QImode for the final insn in a bundle. Call
18088 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
18090 (reorder_var_tracking_notes): New function.
18091 (bfin_reorg): Pass no argument to split_all_insns. Don't call
18092 update_life_info. Call df_analyze after scheduling and bundle
18093 generation. Call reorder_var_tracking_notes if generating these
18094 notes. Call df_finish_pass at the end.
18096 2007-06-12 Dirk Mueller <dmueller@suse.de>
18098 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
18099 a comparison, not an assignment.
18101 2007-06-12 Olivier Hainque <hainque@adacore.com>
18103 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
18104 Request walking the subtrees only, leaving the current is_lhs/val_only
18106 (convert_non_local_reference): Likewise.
18108 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
18110 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
18112 2007-06-12 Richard Guenther <rguenther@suse.de>
18114 PR tree-optimization/15353
18115 PR tree-optimization/31657
18116 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
18117 * timevar.def: Add TV_TREE_IFCOMBINE.
18118 * tree-pass.h (pass_tree_ifcombine): Declare.
18119 * tree-ssa-ifcombine.c: New file.
18120 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
18121 * tree-flow.h (blocks_in_phiopt_order): Declare.
18122 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
18123 (tree-ssa-ifcombine.o): New dependencies.
18125 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
18127 PR rtl-optimization/32293
18128 * combine.c (simplify_if_then_else): Truncate return from
18129 nonzero_bits() to correct mode.
18131 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
18133 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
18134 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
18136 2007-06-11 Diego Novillo <dnovillo@google.com>
18138 * Makefile.in (reload1.o-warn): Remove.
18140 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
18142 * combine.c (subst): Use reg_overlap_mentioned_p
18143 instead of comparing register numbers directly.
18145 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
18147 * reload1.c (mark_home_live_1): Use the mode parameter.
18149 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
18151 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
18152 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
18154 * df-core.c: Ditto.
18156 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
18158 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
18160 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
18162 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
18163 from integer registers.
18164 (FP mode splitters): Handle TFmode.
18166 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
18168 * tree-ssa-structalias.c (find_what_p_points_to): Return false
18169 for ref-all pointers that point-to anything.
18171 2007-06-11 Joseph Myers <joseph@codesourcery.com>
18173 * config/arm/arm.c (arm_output_dwarf_dtprel,
18174 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
18176 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
18178 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
18179 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
18182 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
18184 * tree.c (signed_or_unsigned_type_for): New.
18185 (unsigned_type_for): Use signed_or_unsigned_type_for.
18186 (signed_type_for): Use signed_or_unsigned_type_for.
18187 * tree.h (signed_or_unsigned_type_for): New.
18188 (get_signed_or_unsigned_type): Remove.
18189 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
18190 lang_hooks.types.signed_type
18191 (size_diffop): Likewise.
18192 (all_ones_mask_p): Likewise.
18193 (build_range_check): Likewise.
18194 (fold_cond_expr_with_comparison): Likewise.
18195 (fold_cond_expr_with_comparison): Likewise.
18196 (unextend): Likewise.
18197 (extract_muldiv_1): Likewise.
18198 (fold_single_bit_test_into_sign_test): Likewise.
18199 (fold_binary): Likewise.
18200 (fold_ternary): Likewise.
18201 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
18202 instead of get_signed_or_unsigned_type.
18203 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
18204 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
18205 * expr.c (signed_or_unsigned_type_for): Use
18206 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
18207 * langhooks.c (get_signed_or_unsigned_type): Remove.
18208 (lhd_signed_or_unsigned_type): Remove.
18209 * langhooks.h (lang_hooks_for_types): Remove signed_type and
18210 signed_or_unsigned_type.
18211 (lhd_signed_or_unsigned_type): Remove.
18212 * expmed.c (make_tree): Use signed_type_for instead of
18213 lang_hooks.types.signed_type.
18214 * c-common.c (same_scalar_type_ignoring_signedness): Use
18215 c_common_signed_type instead of lang_hooks.types.signed_type.
18216 (c_common_unsigned_type): New.
18217 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
18218 (shorten_compare): Use c_common_unsigned_type instead of
18219 c_common_signed_or_unsigned_type.
18220 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
18222 * convert.c (convert_to_integer): Use signed_type_for instead of
18223 lang_hooks.types.signed_type.
18224 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
18225 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
18226 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
18227 * c-format.c (check_format_types): Use c_common_unsigned_type
18228 instead of unsigned_type_for.
18229 * c-decl.c (groakdeclarator): Likewise.
18230 * c-typeck.c (convert_for_assignment): Likewise.
18231 * c-common.h (c_common_unsigned_type): New.
18233 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
18236 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
18237 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
18239 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
18241 PR middle-end/32279
18242 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
18243 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
18245 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
18246 Sebastian Pop <sebpop@gmail.com>
18248 * lambda-code.c (remove_iv): New.
18249 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
18251 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
18253 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
18254 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
18255 * tree-ssa-loop-prefetch.c: Include optabs.h.
18256 (FENCE_FOLLOWING_MOVNT): New macro.
18257 (struct mem_ref): Add independent_p and storent_p fields.
18258 (record_ref): Initalize the new fields.
18259 (gather_memory_references_ref): Return true if the reference
18261 (gather_memory_references): Check whether all memory accesses
18262 in loop were recorded.
18263 (should_issue_prefetch_p): Return false for nontemporal stores.
18264 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
18265 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
18266 (determine_loop_nest_reuse): Detect independent memory references.
18267 (loop_prefetch_arrays): Call mark_nontemporal_stores.
18268 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
18269 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
18270 * config/i386/i386.h (x86_mfence): Declare.
18271 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
18272 * config/i386/i386.c (x86_mfence): New variable.
18273 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
18275 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
18276 * optabs.c (init_optabs): Initialize storent_optab.
18277 * optabs.h (enum optab_index): Add OTI_storent.
18278 (storent_optab): Declare.
18279 * genopinit.c (optabs): Add initialization for storent_optab.
18280 * tree.h (MOVE_NONTEMPORAL): New macro.
18281 * expr.c (expand_assignment, store_expr, store_constructor_field,
18282 store_constructor, store_field, expand_expr_real_1): Propagate
18283 nontemporality of the expanded store.
18284 (emit_storent_insn): New function.
18285 * expr.h (expand_assignment, store_expr): Declaration changed.
18286 * function.c (assign_parm_setup_reg): Pass false as nontemporality
18287 to expand_assignment.
18288 * stmt.c (expand_asm_expr): Ditto.
18289 * calls.c (initialize_argument_information): Pass false as
18290 nontemporality to store_expr.
18291 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
18294 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
18296 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
18298 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
18300 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
18302 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
18303 and allow DECL_P here.
18305 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
18307 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
18308 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
18309 track of the size of the expression.
18310 * cfghooks.c (merge_blocks): Remove block from loops structure only
18311 after call of the merge_blocks hook.
18313 2007-06-09 Tom Tromey <tromey@redhat.com>
18315 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
18316 (deprecated_state): Removed.
18317 (start_decl): Update.
18318 (enum deprecated_states): Moved earlier.
18319 (groktypename): Update.
18320 (push_parm_decl): Likewise.
18321 (grokfield): Likewise.
18322 (start_function): Likewise.
18324 2007-06-09 Ian Lance Taylor <iant@google.com>
18326 PR tree-optimization/32169
18327 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
18328 CONVERT_EXPR, check whether min and max both converted to an
18329 overflow infinity representation.
18331 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
18333 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
18334 not inserted on the edge.
18336 2007-06-08 Bob Wilson <bob.wilson@acm.org>
18338 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
18339 instructions if they are supported.
18340 (__divsi3, __umodsi3, __modsi3): Likewise.
18341 (__ashldi3, __ashrdi3, __lshrdi3): New.
18342 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
18344 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
18345 Tony Linthicum <tony.linthicum@amd.com>
18347 * doc/invoke.texi: Add fvect-cost-model flag.
18348 * common.opt (fvect-cost-model): New flag.
18349 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
18350 cost fields in stmt_vec_info struct for STMT.
18351 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
18352 fields in stmt_vec_info struct and access functions for the same.
18353 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
18354 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
18355 load, store and vector to scalar operation.
18356 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
18357 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
18358 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
18359 (TARG_VEC_STORE_COST): Define cost of vector store.
18360 (vect_estimate_min_profitable_iters): Define new function.
18361 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
18362 check to evaluate if loop iterations are less than minimum profitable
18363 iterations determined by cost model or minimum vect loop bound defined
18364 by user, whichever is more conservative.
18365 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
18366 run-time check to evaluate if loop iterations are less than minimum
18367 profitable iterations determined by cost model or minimum vect loop
18368 bound defined by user, whichever is more conservative.
18369 (vect_estimate_min_profitable_iterations): New function to estimate
18370 mimimimum iterartions required for vector version of loop to be
18371 profitable over scalar version.
18372 (vect_model_reduction_cost): New function.
18373 (vect_model_induction_cost): New function.
18374 (vect_model_simple_cost): New function.
18375 (vect_cost_strided_group_size): New function.
18376 (vect_model_store_cost): New function.
18377 (vect_model_load_cost): New function.
18378 (vectorizable_reduction): Call vect_model_reduction_cost during
18380 (vectorizable_induction): Call vect_model_induction_cost during
18382 (vectorizable_load): Call vect_model_load_cost during analysis phase.
18383 (vectorizable_store): Call vect_model_store_cost during analysis phase.
18384 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
18385 vectorizable_promotion, vectorizable_demotion): Call
18386 vect_model_simple_cost during analysis phase.
18388 2007-06-08 Simon Baldwin <simonb@google.com>
18390 * reg-stack.c (get_true_reg): Readability change. Moved default case
18391 label into direct switch statement scope.
18393 2007-06-08 Simon Baldwin <simonb@google.com>
18395 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
18396 in gcc_assert() with '==' comparison.
18398 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18400 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
18401 TARGET_ABM handling of x86_popcnt variable.
18403 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18405 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
18406 __builtin_copysignq and __builtin_infq built-in functions.
18408 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18410 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
18411 SSE4.2 section. Correct built-in function names in SSE4A section.
18413 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18415 PR tree-optimization/32243
18416 * tree-vect-transform.c (vectorizable_type_promotion): Move check
18417 for ncopies after ratio check between nunits_out and nunits_in.
18418 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
18420 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
18422 PR tree-optimization/32224
18423 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
18424 vectorization upon a non GIMPLE_MODIFY_STMT.
18426 2007-06-08 Christian Bruel <christian.bruel@st.com>
18429 * config/sh/sh.md (doloop_end): New pattern and splitter.
18430 * loop-iv.c (simple_rhs_p): Check for hardware registers.
18432 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
18434 PR middle-end/32209
18435 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
18437 (verify_dominators): Do not change dominance tree.
18439 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
18441 * config/sh/constraints.md: New file.
18442 * config/sh/sh.c: Include tm-constrs.h.
18443 (reg_class_from_letter): Remove.
18444 (prepare_cbranch_operands): Use satisfies_constraint_*
18445 function instead of macro.
18446 (andcosts, broken_move, sh_secondary_reload): Likewise.
18447 * config/sh/predicates.md (trapping_target_operand): Likewise.
18448 (and_operand, arith_operand, arith_reg_or_0_operand,
18449 cmp_operand, logical_operand, target_operand,
18450 ua_address_operand, ua_offset, xor_operand): Likewise.
18451 * config/sh/sh.md: Include constraints.md.
18452 (*movsicc_t_false): Use satisfies_constraint_* function
18454 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
18455 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
18456 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
18457 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
18458 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
18459 (REG_CLASS_FROM_CONSTRAINT): Remove.
18460 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
18461 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
18462 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
18463 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
18464 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
18465 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
18466 function instead of macro.
18467 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
18468 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
18469 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
18470 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
18471 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
18472 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
18473 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
18474 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
18475 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
18476 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
18477 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
18478 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
18479 EXTRA_CONSTRAINT_STR): Likewise.
18480 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
18482 2007-06-07 Geoffrey Keating <geoffk@apple.com>
18484 * config/i386/darwin.h (STACK_BOUNDARY): Define.
18486 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
18489 * c-common.h (flag_cpp0x): Replaced by...
18490 (cxx_dialect): ... this new variable specifying the C++ dialect that
18492 * c-common.c (flag_cpp0x): Removed.
18493 (cxx_dialect): Defined.
18494 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
18496 * c-opts.c (c_common_post_options): Likewise.
18497 (set_std_cxx98): Set cxx_dialect to cxx98.
18498 (set_std_cxx0x): Set cxx_dialect to cxx0x.
18500 2007-06-07 Geoffrey Keating <geoffk@apple.com>
18501 Hui-May Chang <hm.chang@apple.com>
18503 * doc/invoke.texi (Darwin Options): Update documentation for
18504 -mmacosx-version-min.
18505 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
18506 * config/darwin-driver.c: New file.
18507 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
18508 * config/t-darwin (darwin-driver.o): New rule.
18510 * config/darwin-c.c (version_as_macro): Ignore low digit.
18512 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
18514 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
18515 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
18516 (CSGNMODE): New mode macro.
18517 (CSGNVMODE): New mode attribute.
18518 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
18519 expander using CSGNMODE mode macro. Handle TFmode.
18520 (copysign<mode>3_const): Rename from copysignsf3_const and
18521 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
18523 (copysign<mode>3_var): Rename from copysignsf3_var and
18524 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
18526 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
18527 mode macro. Handle TFmode.
18528 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
18529 (iortf3, *iortf3): Ditto.
18530 (xortf3, *xortf3): Ditto.
18531 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
18532 TFmode and TImode masks.
18533 (ix86_expand_copysign): Expand TFmode copysign insn.
18534 (IX86_BUILTIN_INFQ): New.
18535 (IX86_BUILTIN_FABSQ): Ditto.
18536 (IX86_BUILTIN_COPYSIGNQ): Ditto.
18537 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
18538 [__builtin_fabsq]: Ditto.
18539 [__builtin_copysignq]: Ditto.
18540 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
18541 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
18542 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
18543 ix86_expand_binop_builtin().
18545 2007-06-07 Bob Wilson <bob.wilson@acm.org>
18547 * config/xtensa/lib1funcs.asm: Clean up whitespace.
18549 2007-06-07 Steve Ellcey <sje@cup.hp.com>
18552 * rtl.h (push_to_sequence2): New.
18553 * emit-rtl.c (push_to_sequence2): New.
18554 * function.c (assign_parm_data_all): Add new fields.
18555 (assign_parm_setup_block): Call push_to_sequence2 instead of
18557 (assign_parm_setup_reg): Ditto.
18558 (assign_parm_setup_stack): Ditto.
18559 (assign_parms_unsplit_complex): Ditto.
18560 (assign_parms): Change field name.
18562 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
18564 PR tree-optimization/32220
18565 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
18566 phi node is reached before defining statement.
18568 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18571 * tree-vect-transform.c (vectorizable_call): Call update_stmt
18572 after changing the right hand side of the assignment.
18574 2007-06-06 Eric Christopher <echristo@apple.com>
18576 * config.gcc (i?86-*-darwin*): Remove arch parameter.
18577 (x86_64-*-darwin*): Ditto.
18578 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
18579 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
18581 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18583 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
18584 coding conventions.
18585 (add_key): Likewise.
18586 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
18587 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
18589 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
18591 (add_cost_one_coalesce): Likewise.
18592 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
18593 variable names. Rename orig to orig_name for consistency.
18594 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
18595 coding conventions.
18596 (cprop_into_successor_phis): Avoid using C++ keywords as variable
18598 (record_equivalences_from_stmt): Likewise.
18599 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
18600 the coding conventions.
18601 (memory_ssa_name_same): Likewise.
18602 (dse_optimize_stmt): Likewise.
18603 (dse_record_phis): Likewise.
18604 (dse_finalize_block): Likewise.
18605 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
18606 keywords as variable names.
18607 (may_move_till): Cast according to the coding conventions.
18608 (force_move_till_expr): Avoid using C++ keywords as variable names.
18609 (force_move_till): Cast according to the coding conventions.
18610 (memref_hash): Likewise.
18611 (memref_eq): Likewise.
18612 (gather_mem_refs_stmt): Likewise.
18613 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
18614 using C++ keywords as variable names.
18615 (idx_find_step): Cast according to the coding conventions.
18616 (idx_record_use): Likewise.
18617 (find_depends): Likewise.
18618 (prepare_decl_rtl): Likewise.
18619 (mbc_entry_hash): Likewise.
18620 (mbc_entry_eq): Likewise.
18621 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
18622 (simplify_replace_tree): Avoid using C++ keywords as variable names.
18623 (idx_infer_loop_bounds): Cast according to the coding conventions.
18624 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
18625 * tree-ssa-math-opts.c (occ_new ): Likwise.
18626 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
18628 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
18630 (add_use_op): Likewise.
18631 (add_vop): Likewise.
18632 (add_vuse_op): Likewise.
18633 (add_vdef_op): Likewise.
18634 (get_expr_operands): Likewise.
18635 (push_stmt_changes): Use type safe memory macros.
18636 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
18637 keywords as variable names.
18638 (conditional_replacement): Likewise.
18639 (minmax_replacement): Likewise.
18640 (abs_replacement): Likewise.
18641 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
18642 coding conventions.
18643 (insert_fake_stores): Avoid using C++ keywords as variable names.
18644 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
18646 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
18647 (heapvar_insert): Use type safe memory macros.
18648 (new_var_info): Cast according to the coding conventions.
18649 (new_constraint): Likewise.
18650 (remove_preds_and_fake_succs): Use type safe memory macros.
18651 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
18653 (thread_single_edge): Likewise.
18654 (thread_through_loop_header): Likewise.
18656 2007-06-06 Eric Christopher <echristo@apple.com>
18658 * config/i386/i386.c (override_options): Move handling
18659 of TARGET_SUBTARGET* earlier.
18661 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
18663 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
18666 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
18668 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
18669 emited outside of basic block.
18670 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
18671 the created blocks.
18672 * rtl.h (delete_insn_chain): Declaration changed.
18673 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
18675 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
18676 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
18677 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
18678 to delete_insn_chain.
18679 (rtl_verify_flow_info_1): Verify that the insns in header and footer
18680 do not have bb field set.
18681 (rtl_verify_flow_info): Verify that insns between basic blocks do not
18683 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
18684 * cfgcleanup.c (try_optimize_cfg): Ditto.
18686 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18688 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
18689 (lambda_body_vector_new): Use type safe memory macros.
18690 (lambda_linear_expression_new): Likewise.
18691 (lambda_loopnest_new): Likewise.
18692 (lambda_lattice_new): Likewise.
18693 (replace_uses_equiv_to_x_with_y): Cast according to the coding
18694 conventions. Use type safe memory macros.
18695 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
18696 (lambda_body_vector_s): Likewise.
18697 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
18698 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
18700 2007-06-06 Richard Guenther <rguenther@suse.de>
18702 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
18703 if we need to schedule cfg_cleanup.
18704 (tree_ssa_forward_propagate_single_use_vars): Do so.
18706 2007-06-06 Ian Lance Taylor <iant@google.com>
18708 * fold-const.c (merge_ranges): If range_successor or
18709 range_predecessor fail, just return 0.
18711 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18713 PR tree-optimization/32216
18714 * tree-vectorizer.c (supportable_widening_operation): Determine
18715 signedness of FIX_TRUNC_EXPR from output operand.
18716 (supportable_narrowing_operation): Ditto.
18717 * tree-vect-generic.c (expand_vector_operations_1): Determine
18718 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
18719 from input operand.
18721 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18723 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
18724 (struct pta): ...from here. Change flags to unsigned to avoid
18725 excessive casting (as it is used as a bit mask).
18726 (override_options): Add casts according to the coding convenventions.
18727 (x86_64_elf_unique_section): Likewise.
18728 (examine_argument): Avoid using C++ keywords as variable names.
18729 (construct_container): Likewise.
18730 (legitimize_pic_address): Likewise.
18731 (get_dllimport_decl): Cast according to the coding conventions. Use
18732 type safe memory macros.
18733 (legitimize_address): Cast according to the coding conventions.
18734 (emit_i387_cw_initialization): Corrected the type of slot to enum
18736 (ix86_init_machine_status): Use type safe memory macros.
18737 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
18738 (bdesc_pcmpistr): Likewise.
18739 (bdesc_crc32): Likewise.
18740 (bdesc_sse_3arg): Likewise.
18741 (bdesc_2arg): Likewise.
18742 (bdesc_1arg): Likewise.
18743 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
18744 (ix86_expand_sse_pcmpistr): Likewise.
18745 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
18746 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
18747 int to match the langhook definition.
18748 (ix86_builtin_conversion): Change the type of code to unsigned init to
18749 match the langhook definition.
18750 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
18752 (ix86_preferred_output_reload_class): Likewise.
18753 (ix86_cannot_change_mode_class): Likewise.
18754 (ix86_memory_move_cost): Likewise.
18755 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
18756 avoid excessive casting later on.
18757 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
18759 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18761 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
18762 as flags setting insn.
18763 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
18765 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18767 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
18768 (UNSPEC_ROUND): New.
18769 ("sse4_1_round<mode>2"): New insn pattern.
18770 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
18772 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
18773 expander using SSEMODEF mode macro. Expand using
18774 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18775 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
18776 expander using SSEMODEF mode macro. Expand using
18777 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18778 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
18779 expander using SSEMODEF mode macro. Expand using
18780 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18781 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
18782 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
18783 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
18786 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
18787 Sebastian Pop <sebpop@gmail.com>
18789 * lambda.h (build_linear_expr): New.
18790 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
18791 Use build_linear_expr, call fold and force_gimple_operand.
18792 (lambda_loopnest_to_gcc_loopnest): Check that there is
18793 something to insert.
18794 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
18796 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
18798 PR preprocessor/23479
18799 * doc/extend.texi: Document the 0b-prefixed binary integer
18800 constant extension.
18802 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18804 PR tree-optimization/32215
18805 * tree-vectorizer.c (supportable_widening_operation): Return false
18806 for unsupported FIX_TRUNC_EXPR tree code.
18807 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
18809 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
18811 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
18812 register on SPE targets. Change documentation to reflect
18814 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
18815 Change FIXED_SCRATCH to 14 and document why we're keeping r14
18816 out of the register allocation pool.
18817 (rs6000_reg_live_or_pic_offset_p): New function.
18818 (rs6000_emit_prologue): Move the actual saving of LR up to free
18819 r0 for holding r11. Split saving of SPE 64-bit registers into
18820 its own case. Ensure that offsets will always be in-range for
18821 'evstdd' by using r11 as a scratch register to point at the start
18822 of the SPE save area. Save r11 if necessary, as it is the static
18824 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
18825 into its own case. Ensure that offsets will always be in-range
18826 for 'evldd' by using r11 as a scratch register to point at the
18827 start of the SPE save area. Also adjust r11 when restoring
18828 the stack pointer to compensate for pre-loading r11.
18830 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
18832 * cfg.c (init_flow): Use type safe memory macros.
18833 (alloc_block): Likewise.
18834 (unchecked_make_edge): Likewise.
18835 (dump_flow_info): Avoid using C++ keywords as variable names.
18836 (copy_original_table_clear): Cast according to the coding conventions.
18837 (copy_original_table_set): Likewise.
18838 * cfgexpand (label_rtx_for_bb): Likewise.
18839 (expand_gimple_basic_block): Likewise.
18840 * cfghooks.c (dump_bb): Likewise.
18841 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
18843 (lv_add_condition_to_bb): Likewise.
18844 * cfglayout (relink_block_chain): Cast according to the coding
18846 (fixup_reorder_chain): Likewise.
18847 (fixup_fallthru_exit_predecessor): Likewise.
18848 * cfgloop.c (glb_enum_p): Likewise.
18849 (get_exit_description): Likewise.
18850 (dump_recorded_exit): Likewise.
18851 * cfgloop.h (enum loop_estimation): Move out of struct scope...
18852 (struct loop): ... from here.
18853 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
18855 * cfgrtl.c (rtl_create_basic_block): Likewise.
18856 (rtl_split_block): Likewise.
18857 (rtl_dump_bb): Likewise.
18858 (cfg_layout_split_block): Likewise.
18859 (init_rtl_bb_info): Use typesafe memory macros.
18861 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
18862 * graphds.h: Updated all usages of edge to graph_edge.
18863 * graphds.c: Likewise.
18864 * cfgloopanal.c: Likewise.
18866 2007-06-05 Ian Lance Taylor <iant@google.com>
18868 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
18869 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
18870 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
18872 (test_for_singularity): Likewise.
18874 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
18876 * config/i386/constraints.md ("Y2"): Replaced by ...
18878 * config/i386/i386.md: Likewise.
18879 * config/i386/mmx.md: Likewise.
18880 * config/i386/sse.md: Likewise.
18882 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
18884 * config/i386/constraints.md ("z"): Replaced by ...
18886 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
18887 (sse4_1_blendvps): Likewise.
18888 (sse4_1_pblendvb): Likewise.
18889 (sse4_2_pcmpestr): Likewise.
18890 (sse4_2_pcmpestrm): Likewise.
18891 (sse4_2_pcmpestr_cconly): Likewise.
18892 (sse4_2_pcmpistr): Likewise.
18893 (sse4_2_pcmpistrm): Likewise.
18894 (sse4_2_pcmpistr_cconly): Likewise.
18896 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
18898 * matrix-reorg.c (transform_access_sites): Fix computation.
18899 (transform_allocation_sites): Same.
18901 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18903 * config/i386/i386.c (override_options): Use
18904 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
18906 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18908 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
18909 (nonimm_not_xmm0_operand): Ditto.
18910 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
18911 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
18912 as operand[2] predicate. Require "z" class XMM register for
18913 operand[3]. Adjust asm template.
18914 ("sse4_1_blendvpd"): Ditto.
18915 ("sse4_1_pblendvb"): Ditto.
18916 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
18917 force op2 into xmm0 register for variable blend instructions.
18919 2007-06-04 Tom Tromey <tromey@redhat.com>
18921 * c-tree.h (start_enum): Update.
18922 (build_enumerator): Likewise.
18923 * c-decl.c (enum_next_value): Removed.
18924 (enum_overflow): Likewise.
18925 (start_enum): Add c_enum_contents argument. Don't use globals.
18926 (build_enumerator): Likewise.
18927 * c-tree.h (struct c_enum_contents): New struct.
18929 2007-06-04 Tom Tromey <tromey@redhat.com>
18931 * c-common.c (c_common_get_alias_set): Fix indentation.
18933 2007-06-04 Ian Lance Taylor <iant@google.com>
18935 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
18936 to overflow, reduce overflow infinity to regular infinity.
18937 (vrp_var_may_overflow): New static function.
18938 (vrp_visit_phi_node): Check vrp_var_may_overflow.
18940 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
18942 * stor-layout.c (layout_type): Remove duplicate code.
18944 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
18947 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
18948 before build_common_builtin_nodes ().
18950 2007-06-04 Steve Ellcey <sje@cup.hp.com>
18953 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
18955 2007-06-04 Jan Hubicka <jh@suse.cz>
18957 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
18958 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
18959 instead of _stat version.
18961 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
18963 PR tree-optimization/32194
18964 * tree-predcom.c (determine_offset): Check that both references have
18967 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
18969 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
18970 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
18971 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
18972 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
18973 Add argument to iterate_fix_dominators call.
18974 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
18975 * gcse.c (hoist_code): Change domby to vector.
18976 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
18977 Add argument to iterate_fix_dominators call.
18978 * loop-doloop.c (doloop_modify): Changed recount_dominator to
18979 recompute_dominator.
18980 * lambda-code.c (perfect_nestify): Ditto.
18981 * cfgloopanal.c: Include graphds.h.
18982 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
18983 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
18984 (mark_irreducible_loops): Use graphds_scc. Remove argument from
18986 * graphds.c: New file.
18987 * graphds.h: New file.
18988 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
18989 (get_dominated_by, get_dominated_by_region): Change return type to
18991 (verify_dominators): Recompute all dominators and compare the results.
18992 (recount_dominator): Renamed to ...
18993 (recompute_dominator): ... this. Do not check that the block is
18994 dominated by entry.
18995 (iterate_fix_dominators): Reimplemented.
18996 (prune_bbs_to_update_dominators, root_of_dom_tree,
18997 determine_dominators_for_sons): New functions.
18998 * et-forest.c (et_root): New function.
18999 * et-forest.h (et_root): Declare.
19000 * Makefile.in (graphds.o): Add.
19001 (cfgloopanal.o): Add graphds.h dependency.
19002 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
19003 * basic-block.h (get_dominated_by, get_dominated_by_region,
19004 iterate_fix_dominators): Declaration changed.
19005 (recount_dominator): Renamed to ...
19006 (recompute_dominator): ... this.
19007 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
19008 (thread_through_all_blocks): Do not free dominance info.
19010 2007-06-03 Andreas Schwab <schwab@suse.de>
19012 * config/m68k/m68k.c (override_options): Don't override
19014 * config/m68k/m68k-modes.def (SF, DF): Define to use
19015 motorola_single_format and motorola_double_format, resp.
19016 * real.c (motorola_single_format): Renamed from
19017 coldfire_single_format.
19018 (motorola_double_format): Renamed from coldfire_double_format.
19019 (encode_ieee_extended): Generate a proper canonical NaN image
19020 respecting canonical_nan_lsbs_set.
19021 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
19023 * real.h: Adjust declarations.
19025 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
19028 * config/sh/sh.md (symGOT_load): Don't schedule insns when
19029 the symbol is generated with the stack protector.
19031 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
19033 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
19034 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
19036 * doc/extend.texi (interrupt): Mention m68k.
19038 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
19040 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
19041 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
19042 (ix86_expand_sse_pcmpestr): Do not check operands for
19043 "register_operand", when insn operand predicate is "register_operand".
19044 (ix86_expand_sse_pcmpistr): Ditto.
19046 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
19047 Uros Bizjak <ubizjak@gmail.com>
19049 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
19050 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
19051 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
19052 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
19053 * config/i386/constraints.md ("z"): New register constraint
19054 for members of SSE_FIRST_REG class.
19055 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
19056 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
19057 SSE_FIRST_REG class.
19058 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
19059 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
19060 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
19061 (IX86_BUILTIN_PCMPESTRM128): Likewise.
19062 (IX86_BUILTIN_PCMPESTRA128): Likewise.
19063 (IX86_BUILTIN_PCMPESTRC128): Likewise.
19064 (IX86_BUILTIN_PCMPESTRO128): Likewise.
19065 (IX86_BUILTIN_PCMPESTRS128): Likewise.
19066 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
19067 (IX86_BUILTIN_PCMPISTRI128): Likewise.
19068 (IX86_BUILTIN_PCMPISTRM128): Likewise.
19069 (IX86_BUILTIN_PCMPISTRA128): Likewise.
19070 (IX86_BUILTIN_PCMPISTRC128): Likewise.
19071 (IX86_BUILTIN_PCMPISTRO128): Likewise.
19072 (IX86_BUILTIN_PCMPISTRS128): Likewise.
19073 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
19074 (struct builtin_description): Change "flag" field to unsigned.
19075 (bdesc_pcmpestr): New builtin description table.
19076 (bdesc_pcmpistr): Likewise.
19077 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
19078 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
19079 Initialize pcmp[ei]str[im] insns for SSE4.2.
19080 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
19081 (ix86_expand_sse_pcmpistr): Likewise.
19082 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
19083 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
19084 (UNSPEC_PCMPISTR): Likewise.
19085 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
19086 (sse4_2_pcmpestri):New isns pattern.
19087 (sse4_2_pcmpestrm): Likewise.
19088 (sse4_2_pcmpestr_cconly): Likewise.
19089 (sse4_2_pcmpistr): New insn patern and splitter.
19090 (sse4_2_pcmpistri):New isns pattern.
19091 (sse4_2_pcmpistrm): Likewise.
19092 (sse4_2_pcmpistr_cconly): Likewise.
19093 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
19096 2007-06-01 David Daney <ddaney@avtrex.com>
19098 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
19099 LOADGP_ABSOLUTE and not binds_local_p.
19101 2007-06-01 Geoffrey Keating <geoffk@apple.com>
19103 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
19105 2007-06-01 Ian Lance Taylor <iant@google.com>
19107 * tree-vrp.c (compare_name_with_value): Always set
19108 used_strict_overflow if we get a result from the variable itself.
19110 2007-06-01 Ian Lance Taylor <iant@google.com>
19112 PR rtl-optimization/31455
19113 * lower-subreg.c (find_decomposable_subregs): Don't decompose
19114 subregs which have a cast between modes which are not tieable.
19116 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
19118 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
19119 breaks after return statements.
19121 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
19123 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
19124 only after no_new_pseudos.
19126 2007-05-31 Eric Christopher <echristo@apple.com>
19128 * expr.c (convert_move): Assert that we don't have a BLKmode
19130 (store_expr): Handle BLKmode moves by calling emit_block_move.
19132 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
19134 * c-typeck.c (build_indirect_ref): Include type in error message.
19135 (build_binary_op): Pass types to binary_op_error.
19136 * c-common.c (binary_op_error): Take two type arguments, print out
19138 * c-common.h (binary_op_error): Update prototype.
19140 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
19142 * config/i386/i386.c: Correct coments on -mno-sse4.
19144 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
19146 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
19147 (x86_64-*-*): Likewise.
19148 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
19149 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
19150 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
19151 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
19152 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
19153 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
19154 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
19155 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
19156 (OPTION_MASK_ISA_SSE4): Likewise.
19157 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
19158 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
19159 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
19160 (override_options): Support SSE4.2.
19161 (ix86_build_const_vector): Support SImode and DImode.
19162 (ix86_build_signbit_mask): Likewise.
19163 (ix86_expand_int_vcond): Support V2DImode.
19164 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
19165 (IX86_BUILTIN_CRC32HI): Likewise.
19166 (IX86_BUILTIN_CRC32SI): Likewise.
19167 (IX86_BUILTIN_CRC32DI): Likewise.
19168 (IX86_BUILTIN_PCMPGTQ): Likewise.
19169 (bdesc_crc32): Likewise.
19170 (bdesc_sse_3arg): Likewise.
19171 (ix86_expand_crc32): Likewise.
19172 (ix86_init_mmx_sse_builtins): Support SSE4.2.
19173 (ix86_expand_builtin): Likewise.
19174 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
19175 __SSE4_2__ for -msse4.2.
19176 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
19177 (CRC32MODE): Likewise.
19178 (crc32modesuffix): Likewise.
19179 (crc32modeconstraint): Likewise.
19180 (sse4_2_crc32<mode>): Likewise.
19181 (sse4_2_crc32di): Likewise.
19182 * config/i386/i386.opt (msse4.2): New for SSE4.2.
19184 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
19185 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
19186 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
19187 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
19188 (vcondu<mode>): Likewise.
19189 * doc/extend.texi: Document SSE4.2 built-in functions.
19190 * doc/invoke.texi: Document -msse4.2/-msse4.
19192 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
19194 PR tree-optimization/32160
19195 * tree-predcom.c (predcom_tmp_var): New function. Mark created
19196 variable as gimple reg.
19197 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
19199 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
19201 * gcc.c (main): Don't consider linker options when issuing the
19202 warning about a linker input file not being used.
19204 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19206 * tree-vrp.c (compare_names): Initialize sop.
19208 2007-05-30 Dirk Mueller <dmueller@suse.de>
19210 * cgraphunit.c (cgraph_analyze_function): Remove
19211 computation of inline parameters.
19213 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
19215 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
19217 2007-05-30 Richard Sandiford <richard@codesourcery.com>
19219 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
19220 Add vx-common.h. Include vxworks.h between vx-common.h and
19222 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
19224 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
19225 (TARGET_ASM_DESTRUCTOR): Likewise.
19226 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
19227 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
19228 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
19229 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
19230 (VXWORKS_ENDIAN_SPEC): Define.
19231 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
19232 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
19233 VXWORKS_* equivalents.
19234 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
19235 (ASM_FILE_START): Delete.
19236 (TARGET_VERSION): Reformat.
19237 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
19238 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
19239 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
19240 (FPBIT, DPBIT): Define.
19241 (fp-bit.c, dp-bit.c): New rules.
19242 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
19243 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
19244 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
19245 * config/arm/arm.h: Include vxworks-dummy.h.
19246 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
19247 Mark with ATTRIBUTE_UNUSED.
19248 (arm_override_options): Do not allow VxWorks RTP PIC to be used
19249 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
19250 make it incompatible with -msingle-pic-base.
19251 (arm_function_ok_for_sibcall): Return false for calls that might
19252 go through a VxWorks PIC PLT entry.
19253 (require_pic_register): New function, split out from...
19254 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
19256 (arm_load_pic_register): Handle the VxWorks RTP initialization
19257 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
19258 (arm_emit_call_insn): New function.
19259 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
19260 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
19261 (pic_offset_arm): New pattern.
19262 (call, call_value): Use arm_emit_call_insn.
19263 (call_internal, call_value_internal): New expanders.
19264 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
19265 VxWorks unless __PIC__.
19267 2007-05-30 Eric Christopher <echristo@gmail.com>
19269 * genrecog.c: Include regs.h in generated file.
19270 * genemit.c: Ditto. Fix up formatting.
19271 * config/mn10300/constraints.md: New.
19272 * config/mn10300/mn10300.md: Include.
19273 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
19274 Fix up for removed macro.
19275 * config/mn10300/predicates.md (call_address_operand): Ditto.
19276 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
19277 (CONST_OK_FOR_I): Ditto.
19278 (CONST_OK_FOR_J): Ditto.
19279 (CONST_OK_FOR_K): Ditto.
19280 (CONST_OK_FOR_L): Ditto.
19281 (CONST_OK_FOR_M): Ditto.
19282 (CONST_OK_FOR_N): Ditto.
19283 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
19287 (EXTRA_CONSTRAINT): Ditto.
19289 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
19291 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
19293 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
19294 OPTION_MASK_ISA_64BIT.
19295 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
19297 2007-05-30 Richard Guenther <rguenther@suse.de>
19299 PR middle-end/32152
19300 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
19301 types for comparison.
19302 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
19303 with original typed arguments.
19304 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
19306 2007-05-30 Jakub Jelinek <jakub@redhat.com>
19308 PR tree-optimization/31769
19309 * except.c (duplicate_eh_regions): Clear prev_try if
19310 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
19312 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
19314 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
19315 * tree-ssa-sink.c (statement_sink_location): Return basic block and
19316 bsi of the location where statements should be inserted.
19317 (sink_code_in_bb): Take bsi from statement_sink_location.
19318 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
19319 instead of bsi_start.
19320 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
19322 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
19323 (bsi_move_before): Document inconsistency with bsi_move_after.
19324 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
19326 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
19328 * config/i386/i386.h (TARGET_ABM): New define.
19329 (TARGET_POPCNT): Ditto.
19330 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
19331 New temporary defines to redefine from OPTION_ISA_* defines.
19332 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
19333 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
19334 (ix86_isa_flags): New extern int declaration.
19335 (TARGET_SUBTARGET_DEFAULT): New define.
19336 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
19337 (TARGET_SUBTARGET32_DEFAULT): Ditto.
19338 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
19339 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
19340 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
19341 * config/i386/darwin.h: Change TARGET_64BIT define to
19344 * config/i386/i386.opt (m3dnowa): Define as undocumented option
19345 using existing "ix86_isa_flags" varible.
19346 (m32, m64): Use existing "ix86_isa_flags" variable.
19347 (mmmx, m3dnow): Ditto.
19348 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
19349 (mabm): Define as non-negative option using "x86_abm" variable.
19350 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
19352 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
19353 Rewrite feature test bitmap.
19354 (ix86_isa_flags): New initialized global int varible.
19355 (ix86_isa_flags_explicit): New static int variable.
19356 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
19357 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
19358 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
19359 target_flags_explicit.
19360 (override_options): Remove "target_enable" and "target_disable" fields
19361 from "struct ptt". Update processor_target_table accordingly. Remove
19362 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
19363 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
19364 "target_flags" and "ix86_isa_flags_explicit" instead of
19365 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
19366 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
19367 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
19368 to true when either of PTA_POPCNT or PTA_ABM is set in
19369 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
19370 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
19371 processor_alias_table flags entry. Remove handling of
19372 "target_enable" and "target_disable" fields of processor_target_table.
19373 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
19374 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
19375 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
19376 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
19377 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
19379 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
19381 2007-05-29 David Daney <ddaney@avtrex.com>
19384 * config/mips/mips.c (mips_output_mi_thunk): Emit
19385 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
19387 2007-05-29 Hui-May Chang <hm.chang@apple.com>
19388 * config/i386/i386.c (ix86_function_regparm): Added checking of
19389 ix86_force_align_arg_pointer to determine the number of
19390 register parameters.
19392 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
19394 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
19395 (SET_DR_MISALIGNMENT): New.
19396 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
19397 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
19398 Use SET_DR_MISALIGNMENT.
19399 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
19401 * tree-data-ref.c (create_data_ref, compute_all_dependences,
19402 find_loop_nest): Export.
19403 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
19404 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
19405 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
19406 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
19408 (struct mem_ref): Add field reuse_distance.
19409 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
19410 Initialize reuse_distance field.
19411 (issue_prefetch_ref): Select temporality of prefetch according to
19413 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
19414 self_reuse_distance, determine_loop_nest_reuse): New functions.
19415 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
19416 (tree_ssa_prefetch_arrays): Dump L2 cache size.
19417 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
19420 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
19422 * tree-ssa-alias.c: Add aliasing overview.
19424 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
19425 Danny Smith <dannysmith@users.sourceforge.net>
19428 * config/i386/t-crtfm: Compile crtfastmath.o with
19429 -minline-all-stringops.
19430 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
19431 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
19433 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19435 * doc/md.texi: Document constraints on HP PA-RISC.
19437 * pa/constraints.md: New file.
19438 * pa.md: Include constraints.md.
19439 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
19440 (integer_store_memory_operand, ldil_cint_p): New functions.
19441 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
19442 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
19443 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
19444 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
19445 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
19447 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
19450 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
19451 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
19452 case POSTDECREMENT_EXPR>): Return the error_mark_node
19453 if either the real or imaginary parts would an
19456 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
19458 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
19459 name when we remove it from a call.
19461 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
19463 * targhooks.c (default_narrow_bitfield): Remove.
19464 * targhooks.h: Remove the prototype for
19465 default_narrow_bitfield.
19467 * langhooks-def.h: Remove the prototype for
19468 hook_get_alias_set_0.
19469 * langhooks.c (hook_get_alias_set_0): Remove.
19471 * global.c (EXECUTE_IF_CONFLICT): Remove.
19473 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19476 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
19477 return true when truth_value_p is true and the type
19480 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
19482 * doc/install.texi (Prerequisites): We no longer require Autoconf
19483 2.13 for the top-level.
19485 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
19487 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
19488 memory access via x86_expand_vector_move_misalign() only for
19489 TImode values on 32-bit targets.
19491 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
19493 * matrix-reorg.c: New file. Implement matrix flattening and
19494 transposing optimization.
19495 * tree-pass.h: Add matrix reorg pass.
19496 * common.opt: Add fipa-mreorg flag.
19497 * Makefile.in: Add matrix-reorg.c.
19498 * passes.c: Add matrix reorg pass.
19499 * varpool.c (add_new_static_var): New function.
19500 * cgraph.h (add_new_static_var): Declare.
19502 2007-05-27 Eric Christopher <echristo@apple.com>
19504 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
19505 sp_offset depending on stack size. Save r12 depending
19506 on registers we're saving later.
19507 (rs6000_emit_epilogue): Update sp_offset depending only
19510 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
19512 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
19513 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19514 * ifcvt.c (if_convert): Ditto.
19515 * tree-ssa-threadupdate.c (thread_block): Ditto.
19516 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
19517 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
19518 verify_loop_closed_ssa): Check number_of_loops instead of
19520 * predict.c (tree_estimate_probability): Ditto.
19521 * tree-if-conv.c (main_tree_if_conversion): Ditto.
19522 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
19523 * modulo-sched.c (sms_schedule): Ditto.
19524 * tree-scalar-evolution.c (scev_const_prop): Ditto.
19525 (scev_finalize): Do not do anything if scev analysis was not
19527 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
19528 current_loops == NULL.
19529 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
19530 * loop-init.c (loop_optimizer_init): Do not free current_loops when
19531 there are no loops.
19532 (loop_optimizer_finalize): Assert that loops were analyzed.
19533 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
19534 rtl_doloop): Check number_of_loops instead of current_loops.
19535 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
19536 current_loops == NULL.
19537 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
19538 gate_tree_vectorize tree_linear_transform, check_data_deps,
19539 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
19540 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
19541 Check number_of_loops instead of current_loops.
19542 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
19543 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
19544 free loops if available.
19545 (execute_pre): Do not pass do_fre to fini_pre.
19547 2007-05-27 Tobias Burnus <burnus@net-b.de>
19549 PR middle-end/32083
19550 * real.c (mpfr_from_real): Fix sign of -Inf.
19552 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
19554 * tree-vect-transform.c (vectorizable_conversion): Initialize
19555 tree_code variables to ERROR_MARK.
19556 (vectorizable_type_demotion): Likewise.
19557 (vectorizable_type_promotion): Likewise.
19559 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
19562 * config/i386/i386.md (movti): Handle push operands via
19563 ix86_expand_push().
19565 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
19567 * basic-block.h: Remove the prototype for merge_seq_blocks.
19568 * cfgcleanup.c (merge_seq_blocks): Remove.
19570 * tree-flow.h: Remove the prototype for is_aliased_with.
19571 * tree-ssa-alias.c (is_aliased_with): Remove.
19573 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
19575 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
19577 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
19579 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
19580 ix86_expand_sse4_unpack if SSE4.1 is enabled.
19581 (vec_unpacks_hi_v16qi): Likewise.
19582 (vec_unpacku_lo_v16qi): Likewise.
19583 (vec_unpacks_lo_v16qi): Likewise.
19584 (vec_unpacku_hi_v8hi): Likewise.
19585 (vec_unpacks_hi_v8hi): Likewise.
19586 (vec_unpacku_lo_v8hi): Likewise.
19587 (vec_unpacks_lo_v8hi): Likewise.
19588 (vec_unpacku_hi_v4si): Likewise.
19589 (vec_unpacks_hi_v4si): Likewise.
19590 (vec_unpacku_lo_v4si): Likewise.
19591 (vec_unpacks_lo_v4si): Likewise.
19593 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
19595 * c-typeck.c, config/arm/arm.c, config/darwin.c,
19596 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
19597 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
19598 follow spelling conventions in various
19599 warning/error/diagnostic messages.
19601 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
19602 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
19603 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
19604 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
19605 tree-vrp.c: Fix comment typos. Follow spelling conventions.
19606 * doc/tm.texi: Follow spelling conventions.
19608 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19611 * tree-ssa-forwprop.c
19612 (forward_propagate_addr_into_variable_array_index): Remove
19613 the lhs argument. Use the type of def_rhs instead of lhs.
19614 (forward_propagate_addr_expr_1): Update use of
19615 forward_propagate_addr_into_variable_array_index.
19617 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
19618 Nigel Stephens <nigel@mips.com>
19620 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
19621 function attributes, "far" being an alias for "long_call".
19622 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
19623 (mips_near_type_p, mips_far_type_p): New.
19624 (mips_comp_type_attributes): New function to check that attributes
19625 attached to a function type are compatible.
19626 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
19627 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
19628 to the target function of the thunk.
19629 (mips_encode_section_info): Check for "near" and "far" function
19630 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
19632 * config/mips/predicates.md (const_call_insn_operand): Test only
19633 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
19635 * doc/extend.texi (Function Attributes): Document MIPS "near" and
19638 * testsuite/gcc.target/mips/near-far-1.c: New test case.
19639 * testsuite/gcc.target/mips/near-far-2.c: New test case.
19640 * testsuite/gcc.target/mips/near-far-3.c: New test case.
19641 * testsuite/gcc.target/mips/near-far-4.c: New test case.
19643 2007-05-25 Eric Christopher <echristo@apple.com>
19645 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
19646 to x86-darwin configurations.
19647 * config/i386/t-darwin: Add softfp support.
19648 * config/i386/t-darwin64: Ditto.
19649 * config/i386/sfp-machine.h: If mach then don't use
19650 aliasing, emit a stub to call.
19652 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
19654 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
19655 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
19656 tree-predcom.c, tree-ssa-alias-warnings.c,
19657 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
19658 comment typos. Follow spelling conventions.
19659 * doc/cpp.texi, doc/invoke.texi: Fix typos.
19661 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
19664 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
19665 constants into memory. Expand unaligned memory references for
19666 SSE modes via x86_expand_vector_move_misalign() function.
19668 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
19670 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
19671 "memory" attribute for "sseishft" type insn without operands[2].
19673 2007-05-25 Dirk Mueller <dmueller@suse.de>
19674 Marcus Meissner <meissner@suse.de>
19676 * doc/extend.texi (alloc_size): New attribute.
19677 * c-common.c (handle_alloc_size_attribute): New.
19678 * tree-object-size.c (alloc_object_size): Use alloc_size
19679 attribute, if available.
19681 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
19683 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
19685 (__builtin_ia32_vec_ext_v2di): Likewise.
19686 (__builtin_ia32_vec_ext_v4si): Likewise.
19687 (__builtin_ia32_vec_ext_v8hi): Likewise.
19688 (__builtin_ia32_vec_ext_v16qi): Likewise.
19689 (__builtin_ia32_vec_set_v8hi): Likewise.
19691 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
19693 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
19695 2007-05-25 Richard Sandiford <richard@codesourcery.com>
19697 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
19698 (arm_is_longcall_p): Rename to...
19699 (arm_is_long_call_p): ...this. Take a single tree argument and
19701 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
19702 (CUMULATIVE_ARGS): Remove call_cookie.
19703 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
19704 (ENCODED_LONG_CALL_ATTR_P): Delete.
19705 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
19706 LONG_CALL_FLAG_CHAR cases.
19707 (ARM_DECLARE_FUNCTION_SIZE): Delete.
19708 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
19709 ARM_DECLARE_FUNCTION_SIZE.
19710 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
19711 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
19712 (arm_encode_call_attribute, current_file_function_operand): Delete.
19713 (arm_function_in_section_p): New function.
19714 (arm_is_longcall_p): Rename to...
19715 (arm_is_long_call_p): ...this. Take the target function as a single
19716 argument and return a bool. Do not rely on call cookies. Check
19717 whether the target symbol is in the same section as the current
19718 function, not just the same compilation unit.
19719 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
19720 (arm_encode_section_info): Don't encode a call type.
19721 * config/arm/arm.md (call, call_value): Update calls to
19722 arm_is_long(_)call_p. Simplify logic.
19723 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
19724 Update calls to arm_is_long(_)call_p.
19726 2007-05-25 Richard Guenther <rguenther@suse.de>
19728 PR tree-optimization/31982
19729 * tree-ssa-forwprop.c
19730 (forward_propagate_addr_into_variable_array_index): Handle arrays
19731 with element size one.
19733 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
19735 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
19736 (umulsi3_highpart): Likewise.
19738 2007-05-24 Ian Lance Taylor <iant@google.com>
19740 PR rtl-optimization/32069
19741 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
19744 2007-05-24 Ollie Wild <aaw@google.com>
19746 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
19749 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
19751 * postreload-gcse.c (reg_changed_after_insn_p): New function.
19752 (oprs_unchanged_p): Use it to check all registers in a REG.
19753 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
19754 (reg_set_between_after_reload_p): Delete.
19755 (reg_used_between_after_reload_p): Likewise.
19756 (reg_set_or_used_since_bb_start): Likewise.
19757 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
19758 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
19759 Use reg_set_between_p instead of reg_set_between_after_reload_p.
19760 * rtlanal.c (reg_set_p): Check whether REG overlaps
19761 regs_invalidated_by_call, rather than just checking the
19762 membership of REGNO (REG).
19764 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
19766 * doc/passes.texi: Document predictive commoning.
19767 * doc/invoke.texi (-fpredictive-commoning): Document.
19768 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
19769 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
19770 adding indices to the generated name.
19771 (schedule_sm): Pass 0 to get_lsm_tmp_name.
19772 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
19773 * tree-pretty-print.c (op_symbol_1): Renamed to ...
19774 (op_symbol_code): ... and exported.
19775 (dump_omp_clause, op_symbol): Use op_symbol_code
19776 instead of op_symbol_1.
19777 * tree-pass.h (pass_predcom): Declare.
19778 * timevar.def (TV_PREDCOM): New timevar.
19779 * tree-ssa-loop.c (run_tree_predictive_commoning,
19780 gate_tree_predictive_commoning, pass_predcom): New.
19781 * tree-data-ref.c (find_data_references_in_loop): Find the
19782 references in dominance order.
19783 (canonicalize_base_object_address): Ensure that the result has
19785 (dr_analyze_innermost): Export.
19786 (create_data_ref): Code to fail for references with invariant
19788 (find_data_references_in_stmt): ... here.
19789 * tree-data-ref.h (dr_analyze_innermost): Declare.
19790 * tree-affine.c: Include tree-gimple.h and hashtab.h.
19791 (aff_combination_find_elt, name_expansion_hash,
19792 name_expansion_eq, tree_to_aff_combination_expand,
19793 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
19795 * tree-affine.h (aff_combination_constant_multiple_p,
19796 tree_to_aff_combination_expand): Declare.
19797 * tree-predcom.c: New file.
19798 * common.opt (fpredictive-commoning): New option.
19799 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
19800 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
19801 * Makefile.in (tree-predcom.o): Add.
19802 (tree-affine.o): Add TREE_GIMPLE_H dependency.
19803 * passes.c (init_optimization_passes): Add dceloop after
19804 copy propagation in loop optimizer. Add predictive commoning
19805 to loop optimizer passes.
19807 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19809 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
19812 2007-05-24 Jan Hubicka <jh@suse.cz>
19814 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
19816 (genheader): Include statistics.h.
19818 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
19820 * print-rtl.c (flag_dump_unnumbered): Update comments.
19821 (print_rtl): Fix my previous change.
19822 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
19825 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
19827 PR middle-end/32018
19828 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
19830 (thread_through_all_blocks): Call initialize_original_copy_tables
19831 and free_original_copy_tables.
19832 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
19834 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
19835 * cfghooks.c (duplicate_block): Use get_loop_copy.
19836 * cfg.c: Include cfgloop.h.
19837 (loop_copy): New hash table.
19838 (initialize_original_copy_tables): Initialize loop_copy table.
19839 (free_original_copy_tables): Free loop_copy table.
19840 (copy_original_table_clear, copy_original_table_set,
19841 set_loop_copy, get_loop_copy): New functions.
19842 (set_bb_original, set_bb_copy): Use copy_original_table_set.
19843 * cfgloop.h (struct loop): Remove copy field.
19844 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
19845 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
19847 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19849 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
19850 -msse/-msse2/-msse3.
19852 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19854 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
19855 __builtin_ia32_vec_set_v2di with MASK_64BIT.
19857 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
19860 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
19861 * targhooks.h (default_mangle_decl_assembler_name): Declare
19863 * targhooks.c (default_mangle_decl_assembler_name): Define
19865 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
19867 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
19868 * langhooks.c (lhd_set_decl_assembler_name): Call
19869 targetm.mangle_decl_assembler_name for names with global scope.
19871 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
19873 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
19874 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
19876 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
19877 New. Factored out of i386_pe_encode_section_info.
19878 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
19879 Move check for prior decoration of stdcall
19880 symbols to i386_pe_encode_section_info.
19881 (i386_pe_encode_section_info): Adjust call to
19882 gen_stdcall_or_fastcall_suffix. Use
19883 i386_pe_maybe_mangle_decl_assembler_name, if needed.
19884 (i386_pe_mangle_decl_assembler_name): New. Wrap
19885 i386_pe_maybe_mangle_decl_assembler_name.
19887 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
19889 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
19890 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
19891 * langhooks.c (get_signed_or_unsigned_type): Don't check for
19892 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
19893 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
19896 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
19897 Nigel Stephens <nigel@mips.com>
19898 Richard Sandiford <richard@codesourcery.com>
19900 Fix up MIPS16 hard float and add support for complex.
19902 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
19903 (TARGET_SOFT_FLOAT_ABI): New.
19904 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
19905 __mips_soft_float to reflect the ABI in use, not whether the
19906 FPU is directly accessible (e.g., in MIPS16 mode).
19907 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
19908 (UNITS_PER_FPVALUE): Likewise.
19910 * config/mips/mips.c (mips_expand_call): Remove redundant
19911 TARGET_MIPS16 check.
19912 (mips_arg_regno): New.
19913 (function_arg_advance): When setting bits in cum->fp_code for
19914 MIPS16, don't subtract 1 from cum->arg_number, since it is now
19916 (function_arg): Use mips_arg_regno.
19917 (mips_return_mode_in_fpr_p): New.
19918 (mips16_call_stub_mode_suffix): New.
19919 (mips16_cfun_returns_in_fpr_p): New.
19920 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
19921 (mips_output_function_prologue): Test mips16_hard_float, not
19922 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
19923 (mips_expand_epilogue): Call MIPS16 helper routines to copy
19924 return value into a floating-point register.
19925 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
19926 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
19927 (mips16_fp_args): Handle MIPS32r2 ISA which supports
19928 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
19929 word of double arguments from or to the high bits of 64-bit
19930 floating point registers.
19931 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
19932 (mips16_fpret_double): New helper function.
19933 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
19934 support for complex modes. Fill in DECL_RESULT for stubdecl.
19935 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
19937 * config/mips/mips16.S
19938 (RET, ARG1, ARG2): New.
19939 (MERGE_GPRf, MERGE_GPRt): New.
19940 (DELAYt, DELAYf): New.
19941 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
19942 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
19943 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
19944 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
19945 (SFOP): Renamed to...
19946 (OPSF3): This, and macro-ified. Updated all uses.
19947 (SFOP2): Renamed to...
19948 (OPSF2): This, and macro-ified. Updated all uses.
19949 (SFCMP): Renamed to...
19950 (CMPSF): This, and macro-ified. Updated all uses.
19951 (SFREVCMP): Renamed to...
19952 (REVCMPSF): This, and macro-ified. Updated all uses.
19953 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
19954 (LDDBL1, LDDBL2, RETDBL): Deleted.
19955 (DFOP): Renamed to...
19956 (OPDF3): This, and macro-ified. Updated all uses.
19957 (DFOP2): Renamed to...
19958 (OPDF2): This, and macro-ified. Updated all uses.
19959 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
19960 (DFCMP): Renamed to...
19961 (CMPDF): This, and macro-ified. Updated all uses.
19962 (DFREVCMP): Renamed to...
19963 (REVCMPDF): This, and macro-ified. Updated all uses.
19964 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
19965 (RET_FUNCTION): New.
19966 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
19967 (__mips16_ret_sc, __mips16_ret_dc): New.
19968 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
19969 STUB_ARGS_6, STUB_ARGS_10): New.
19970 (CALL_STUB_NO_RET): New.
19971 (__mips16_call_stub_1): Macro-ified.
19972 (__mips16_call_stub_5): Macro-ified.
19973 (__mips16_call_stub_2): Macro-ified.
19974 (__mips16_call_stub_6): Macro-ified.
19975 (__mips16_call_stub_9): Macro-ified.
19976 (__mips16_call_stub_10): Macro-ified.
19977 (CALL_STUB_RET): New.
19978 (__mips16_call_stub_sf_0): Macro-ified.
19979 (__mips16_call_stub_sf_1): Macro-ified.
19980 (__mips16_call_stub_sf_5): Macro-ified.
19981 (__mips16_call_stub_sf_2): Macro-ified.
19982 (__mips16_call_stub_sf_6): Macro-ified.
19983 (__mips16_call_stub_sf_9): Macro-ified.
19984 (__mips16_call_stub_sf_10): Macro-ified.
19985 (__mips16_call_stub_df_0): Macro-ified.
19986 (__mips16_call_stub_df_1): Macro-ified.
19987 (__mips16_call_stub_df_5): Macro-ified.
19988 (__mips16_call_stub_df_2): Macro-ified.
19989 (__mips16_call_stub_df_6): Macro-ified.
19990 (__mips16_call_stub_df_9): Macro-ified.
19991 (__mips16_call_stub_df_10): Macro-ified.
19992 (__mips16_call_stub_sc_0): New.
19993 (__mips16_call_stub_sc_1): New.
19994 (__mips16_call_stub_sc_5): New.
19995 (__mips16_call_stub_sc_2): New.
19996 (__mips16_call_stub_sc_6): New.
19997 (__mips16_call_stub_sc_9): New.
19998 (__mips16_call_stub_sc_10): New.
19999 (__mips16_call_stub_dc_0): New.
20000 (__mips16_call_stub_dc_1): New.
20001 (__mips16_call_stub_dc_5): New.
20002 (__mips16_call_stub_dc_2): New.
20003 (__mips16_call_stub_dc_6): New.
20004 (__mips16_call_stub_dc_9): New.
20005 (__mips16_call_stub_dc_10): New.
20007 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
20008 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
20009 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
20011 2007-05-23 Ian Lance Taylor <iant@google.com>
20013 * doc/invoke.texi (Invoking GCC): Document that the order of the
20016 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
20019 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
20020 * config/score/predicate.md (const_pow2, const_npow2): Remove.
20021 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
20025 * config/score/score.c (score_print_operand): Make sure that only
20026 lower bits are used.
20028 2007-05-22 Ian Lance Taylor <iant@google.com>
20030 * tree-vrp.c (avoid_overflow_infinity): New static function,
20031 broken out of set_value_range_to_value.
20032 (set_value_range_to_value): Call avoid_overflow_infinity.
20033 (extract_range_from_assert): Likewise.
20035 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20037 PR middle-end/31095
20038 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
20039 change the type before looking for a COMPOUND_EXPR.
20041 2007-05-22 Ian Lance Taylor <iant@google.com>
20043 * lower-subreg.c (decompose_multiword_subregs): If we change an
20044 insn, call remove_retval_note on it.
20046 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
20048 * regs.h (end_hard_regno): New function.
20049 (END_HARD_REGNO, END_REGNO): New macros.
20050 (add_to_hard_reg_set): New function.
20051 (remove_from_hard_reg_set): Likewise.
20052 (in_hard_reg_set_p): Likewise.
20053 (overlaps_hard_reg_set_p): Likewise.
20054 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
20055 (note_btr_set): Use END_HARD_REGNO.
20056 * caller-save.c (setup_save_areas): Use end_hard_regno.
20057 (mark_set_regs): Use END_HARD_REGNO.
20058 (add_stored_regs): Use end_hard_regno.
20059 (mark_referenced_regs): Use add_to_hard_reg_set.
20060 * combine.c (update_table_tick): Use END_REGNO.
20061 (record_value_for_reg): Likewise.
20062 (record_dead_and_set_regs): Likewise.
20063 (get_last_value_validate): Likewise.
20064 (use_crosses_set_p): Likewise.
20065 (reg_dead_at_p_1): Likewise.
20066 (reg_dead_at_p): Likewise.
20067 (mark_used_regs_combine): Use add_to_hard_reg_set.
20068 (move_deaths): Use END_HARD_REGNO.
20069 (reg_bitfield_target_p): Use end_hard_regno.
20070 (distribute_notes): Use END_HARD_REGNO.
20071 * cse.c (mention_regs): Use END_REGNO.
20072 (insert): Use add_to_hard_reg_set.
20073 (invalidate): Use END_HARD_REGNO.
20074 (invalidate_for_call): Likewise.
20075 (exp_equiv_p): Use END_REGNO.
20076 (cse_insn): Likewise.
20077 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
20078 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
20079 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
20080 * function.c (keep_stack_depressed): Use end_hard_regno.
20081 * global.c (global_alloc): Use end_hard_regno.
20082 (global_conflicts): Use add_to_hard_reg_set instead of
20084 (find_reg): Likewise.
20085 (mark_reg_store): Likewise.
20086 (mark_reg_conflicts): Likewise.
20087 (mark_reg_death): Use remove_from_hard_reg_set.
20088 (mark_reg_live_nc): Delete.
20089 (set_preference): Use end_hard_regno.
20090 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
20091 remove_from_hard_reg_set.
20092 (post_mark_life): Use add_to_hard_reg_set.
20093 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
20094 (reg_becomes_live): Use add_to_hard_reg_set.
20095 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
20096 (peep2_find_free_register): Use add_to_hard_reg_set.
20097 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
20098 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
20099 * regrename.c (note_sets): Use add_to_hard_reg_set.
20100 (clear_dead_regs): Use remove_from_hard_reg_set.
20101 (regrename_optimize): Use add_to_hard_reg_set.
20102 (find_oldest_value_reg): Use in_hard_reg_set_p.
20103 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
20104 (hard_reg_set_here_p): Use end_hard_regno.
20105 (decompose): Likewise.
20106 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
20107 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
20108 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
20109 (mark_home_live): Use end_hard_regno.
20110 (spill_hard_reg): Likewise.
20111 (clear_reload_reg_in_use): Likewise.
20112 * reorg.c (delete_prior_computation): Use END_REGNO.
20113 * resource.c (update_live_status): Use END_HARD_REGNO.
20114 (mark_referenced_resources): Use add_to_hard_reg_set.
20115 (mark_set_resources): Likewise.
20116 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
20117 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
20118 (reg_overlap_mentioned_p): Likewise.
20119 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
20120 (covers_regno_no_parallel_p): Use END_REGNO.
20121 (find_regno_note): Likewise.
20122 (find_reg_fusage): Use END_HARD_REGNO.
20123 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
20124 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
20126 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
20128 * mode-switching.c (reg_dies): Change type of second argument to
20130 (optimize_mode_switching): Update accordingly.
20132 2007-05-22 Richard Sandiford <richard@codesourcery.com>
20134 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
20136 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
20137 (hard_reg_set_empty_p): ...these new functions.
20138 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
20139 GO_IF_HARD_REG_SUBSET.
20140 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
20141 instead of GO_IF_HARD_REG_EQUAL.
20142 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
20143 instead of GO_IF_HARD_REG_EQUAL.
20144 * global.c (find_reg): Use hard_reg_set_empty_p instead of
20145 GO_IF_HARD_REG_SUBSET.
20146 (modify_reg_pav): Use hard_reg_set_empty_p instead of
20147 GO_IF_HARD_REG_EQUAL.
20148 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
20149 of GO_IF_HARD_REG_SUBSET.
20150 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
20151 instead of GO_IF_HARD_REG_EQUAL.
20152 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
20153 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
20154 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
20155 of GO_IF_HARD_REG_SUBSET,
20156 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
20157 GO_IF_HARD_REG_SUBSET.
20158 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
20159 instead of GO_IF_HARD_REG_EQUAL.
20160 * config/sh/sh.c (push_regs, calc_live_regs): Use
20161 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
20162 (hard_regs_intersect_p): Delete.
20164 2007-05-22 Janis Johnson <janis187@us.ibm.com>
20166 * doc/sourcebuild.texi (Test Directives) Add dg-message.
20168 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
20169 Richard Henderson <rth@redhat.com>
20171 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
20173 (x86_64-*-*): Likewise.
20175 * config/i386/i386-modes.def (V2QI): New.
20177 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
20179 (override_options): Support SSE4.1.
20180 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
20181 (IX86_BUILTIN_BLENDPS): Likewise.
20182 (IX86_BUILTIN_BLENDVPD): Likewise.
20183 (IX86_BUILTIN_BLENDVPS): Likewise.
20184 (IX86_BUILTIN_PBLENDVB128): Likewise.
20185 (IX86_BUILTIN_PBLENDW128): Likewise.
20186 (IX86_BUILTIN_DPPD): Likewise.
20187 (IX86_BUILTIN_DPPS): Likewise.
20188 (IX86_BUILTIN_INSERTPS128): Likewise.
20189 (IX86_BUILTIN_MOVNTDQA): Likewise.
20190 (IX86_BUILTIN_MPSADBW128): Likewise.
20191 (IX86_BUILTIN_PACKUSDW128): Likewise.
20192 (IX86_BUILTIN_PCMPEQQ): Likewise.
20193 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
20194 (IX86_BUILTIN_PMAXSB128): Likewise.
20195 (IX86_BUILTIN_PMAXSD128): Likewise.
20196 (IX86_BUILTIN_PMAXUD128): Likewise.
20197 (IX86_BUILTIN_PMAXUW128): Likewise.
20198 (IX86_BUILTIN_PMINSB128): Likewise.
20199 (IX86_BUILTIN_PMINSD128): Likewise.
20200 (IX86_BUILTIN_PMINUD128): Likewise.
20201 (IX86_BUILTIN_PMINUW128): Likewise.
20202 (IX86_BUILTIN_PMOVSXBW128): Likewise.
20203 (IX86_BUILTIN_PMOVSXBD128): Likewise.
20204 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
20205 (IX86_BUILTIN_PMOVSXWD128): Likewise.
20206 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
20207 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
20208 (IX86_BUILTIN_PMOVZXBW128): Likewise.
20209 (IX86_BUILTIN_PMOVZXBD128): Likewise.
20210 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
20211 (IX86_BUILTIN_PMOVZXWD128): Likewise.
20212 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
20213 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
20214 (IX86_BUILTIN_PMULDQ128): Likewise.
20215 (IX86_BUILTIN_PMULLD128): Likewise.
20216 (IX86_BUILTIN_ROUNDPD): Likewise.
20217 (IX86_BUILTIN_ROUNDPS): Likewise.
20218 (IX86_BUILTIN_ROUNDSD): Likewise.
20219 (IX86_BUILTIN_ROUNDSS): Likewise.
20220 (IX86_BUILTIN_PTESTZ): Likewise.
20221 (IX86_BUILTIN_PTESTC): Likewise.
20222 (IX86_BUILTIN_PTESTNZC): Likewise.
20223 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
20224 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
20225 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
20226 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
20227 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
20228 (bdesc_ptest): New.
20229 (bdesc_sse_3arg): Likewise.
20230 (bdesc_2arg): Likewise.
20231 (bdesc_1arg): Likewise.
20232 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
20234 (ix86_expand_sse_4_operands_builtin): New.
20235 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
20236 smaller than 8 bits as the 2nd arg.
20237 (ix86_expand_sse_ptest): New.
20238 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
20239 (ix86_expand_vector_set): Support SSE4.1.
20240 (ix86_expand_vector_extract): Likewise.
20242 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
20243 __SSE4_1__ for -msse4.1.
20245 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
20246 (UNSPEC_INSERTPS): Likewise.
20247 (UNSPEC_DP): Likewise.
20248 (UNSPEC_MOVNTDQA): Likewise.
20249 (UNSPEC_MPSADBW): Likewise.
20250 (UNSPEC_PHMINPOSUW): Likewise.
20251 (UNSPEC_PTEST): Likewise.
20252 (UNSPEC_ROUNDP): Likewise.
20253 (UNSPEC_ROUNDS): Likewise.
20255 * config/i386/i386.opt (msse4.1): New for SSE4.1.
20257 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
20258 (const_pow2_1_to_32768_operand): Likewise.
20260 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
20263 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
20265 (sse4_1_insertps): Likewise.
20266 (*sse4_1_extractps): Likewise.
20267 (sse4_1_ptest): Likewise.
20268 (sse4_1_mulv2siv2di3): Likewise.
20269 (*sse4_1_mulv4si3): Likewise.
20270 (*sse4_1_smax<mode>3): Likewise.
20271 (*sse4_1_umax<mode>3): Likewise.
20272 (*sse4_1_smin<mode>3): Likewise.
20273 (*sse4_1_umin<mode>3): Likewise.
20274 (sse4_1_eqv2di3): Likewise.
20275 (*sse4_1_pinsrb): Likewise.
20276 (*sse4_1_pinsrd): Likewise.
20277 (*sse4_1_pinsrq): Likewise.
20278 (*sse4_1_pextrb): Likewise.
20279 (*sse4_1_pextrb_memory): Likewise.
20280 (*sse4_1_pextrw_memory): Likewise.
20281 (*sse4_1_pextrq): Likewise.
20282 (sse4_1_blendpd): Likewise.
20283 (sse4_1_blendps): Likewise.
20284 (sse4_1_blendvpd): Likewise.
20285 (sse4_1_blendvps): Likewise.
20286 (sse4_1_dppd): Likewise.
20287 (sse4_1_dpps): Likewise.
20288 (sse4_1_movntdqa): Likewise.
20289 (sse4_1_mpsadbw): Likewise.
20290 (sse4_1_packusdw): Likewise.
20291 (sse4_1_pblendvb): Likewise.
20292 (sse4_1_pblendw): Likewise.
20293 (sse4_1_phminposuw): Likewise.
20294 (sse4_1_extendv8qiv8hi2): Likewise.
20295 (*sse4_1_extendv8qiv8hi2): Likewise.
20296 (sse4_1_extendv4qiv4si2): Likewise.
20297 (*sse4_1_extendv4qiv4si2): Likewise.
20298 (sse4_1_extendv2qiv2di2): Likewise.
20299 (*sse4_1_extendv2qiv2di2): Likewise.
20300 (sse4_1_extendv4hiv4si2): Likewise.
20301 (*sse4_1_extendv4hiv4si2): Likewise.
20302 (sse4_1_extendv2hiv2di2): Likewise.
20303 (*sse4_1_extendv2hiv2di2): Likewise.
20304 (sse4_1_extendv2siv2di2): Likewise.
20305 (*sse4_1_extendv2siv2di2): Likewise.
20306 (sse4_1_zero_extendv8qiv8hi2): Likewise.
20307 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
20308 (sse4_1_zero_extendv4qiv4si2): Likewise.
20309 (*sse4_1_zero_extendv4qiv4si2): Likewise.
20310 (sse4_1_zero_extendv2qiv2di2): Likewise.
20311 (*sse4_1_zero_extendv2qiv2di2): Likewise.
20312 (sse4_1_zero_extendv4hiv4si2): Likewise.
20313 (*sse4_1_zero_extendv4hiv4si2): Likewise.
20314 (sse4_1_zero_extendv2hiv2di2): Likewise.
20315 (*sse4_1_zero_extendv2hiv2di2): Likewise.
20316 (sse4_1_zero_extendv2siv2di2): Likewise.
20317 (*sse4_1_zero_extendv2siv2di2): Likewise.
20318 (sse4_1_roundpd): Likewise.
20319 (sse4_1_roundps): Likewise.
20320 (sse4_1_roundsd): Likewise.
20321 (sse4_1_roundss): Likewise.
20322 (mulv4si3): Don't expand for SSE4.1.
20323 (smax<mode>3): Likewise.
20324 (umaxv4si3): Likewise.
20325 (uminv16qi3): Likewise.
20326 (umin<mode>3): Likewise.
20327 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
20329 * doc/extend.texi: Document SSE4.1 built-in functions.
20331 * doc/invoke.texi: Document -msse4.1.
20333 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
20335 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
20336 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
20337 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
20338 (ASM_SPEC): Add asm_pcrel_spec.
20339 (EXTRA_SPECS): Add asm_pcrel_spec.
20341 2007-05-21 David Daney <ddaney@avtrex.com>
20343 * doc/install.texi (Building a cross compiler): Add requirements
20344 for Java cross compiler.
20346 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20348 PR middle-end/31995
20349 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
20350 Add loopno argument. Use evolution_function_is_invariant_rec_p
20351 instead of evolution_function_is_constant_p.
20352 Update calls to evolution_function_is_affine_multivariate_p.
20353 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
20354 Add loopno argument.
20355 * tree-scalar-evolution.c (gather_chrec_stats): Call
20356 evolution_function_is_affine_multivariate_p with a loop
20358 * tree-data-ref.c (analyze_miv_subscript): Likewise.
20359 (analyze_overlapping_iterations): Likewise.
20360 (access_functions_are_affine_or_constant_p): Likewise.
20361 (build_classic_dist_vector_1): If the access functions
20362 are equal, don't do anything.
20364 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
20365 Paolo Carlini <pcarlini@suse.de>
20366 Uros Bizjak <ubizjak@gmail.com>
20368 * c-cppbuiltin.c (c_cpp_builtins): Define
20369 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
20370 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
20371 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
20372 * doc/cpp.texi ([Standard Predefined Macros]): Document.
20374 2007-05-21 Mike Stump <mrs@apple.com>
20376 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
20378 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
20380 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
20382 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
20383 implementation if __OPTIMIZE__ is not defined.
20384 (_mm_alignr_pi8): Ditto.
20385 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
20386 (_mm_inserti_si64): Ditto.
20387 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
20388 (_mm_slli_epi16): Ditto.
20389 (_mm_slli_epi32): Ditto.
20390 (_mm_slli_epi64): Ditto.
20391 (_mm_srai_epi16): Ditto.
20392 (_mm_srai_epi32): Ditto.
20393 (_mm_srli_si128): Ditto.
20394 (_mm_slli_si128): Ditto.
20395 (_mm_srli_epi16): Ditto.
20396 (_mm_srli_epi32): Ditto.
20397 (_mm_srli_epi64): Ditto.
20398 (_mm_extract_epi16): Ditto.
20399 (_mm_insert_epi16): Ditto.
20400 (_mm_shufflehi_epi16): Ditto.
20401 (_mm_shufflelo_epi16): Ditto.
20402 (_mm_shuffle_epi32): Ditto.
20403 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
20404 (_m_pextrw): Ditto.
20405 (_mm_insert_pi16): Ditto.
20406 (_m_pinsrw): Ditto.
20407 (_mm_shuffle_pi16): Ditto.
20408 (_m_pshufw): Ditto.
20409 (_mm_shufle_ps): Ditto.
20410 (_mm_prefetch): Ditto.
20412 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
20414 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
20415 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
20416 * real.c (encode_i370_single, decode_i370_single,
20417 encode_i370_double, decode_i370_double): Functions removed.
20418 (i370_single_format, i370_double_format): Initializations removed.
20419 (real_maxval, round_for_format, exact_real_truncate, significand_size):
20420 Consider the log2_b field to always be one.
20421 (ieee_single_format, mips_single_format, coldfire_single_format,
20422 ieee_double_format, mips_double_format, coldfire_double_format,
20423 ieee_extended_motorola_format, ieee_extended_intel_96_format,
20424 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
20425 ibm_extended_format, mips_extended_format, ieee_quad_format,
20426 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
20427 decimal_single_format, decimal_double_format, decimal_quad_format,
20428 c4x_single_format, c4x_extended_format, real_internal_format): Remove
20429 initialization of log2_b.
20430 * real.h (i370_single_format, i370_double_format): Declarations
20432 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
20433 field to always be one.
20435 2007-05-21 Andreas Schwab <schwab@suse.de>
20437 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
20438 NOTE_INSN_BASIC_BLOCK_P.
20439 (process_for_unwind_directive): Likewise.
20441 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
20443 * builtins.c (expand_builtin_setjmp_setup): Update comment.
20444 * function.h (struct function): Move va_list_gpr_size,
20445 va_list_fpr_size, function_frequency to front of bitfields. Add
20447 (current_function_calls_unwind_init): New.
20448 * except.c (expand_builtin_unwind_init): Set
20449 current_function_calls_unwind_init not
20450 current_function_has_nonlocal_label.
20451 * reload1.c (has_nonexceptional_receiver): New.
20452 (reload): Use it and current_function_calls_unwind_init to
20453 determine whether call-saved regs must be saved.
20455 2007-05-20 Jan Hubicka <jh@suse.cz>
20457 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
20458 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20459 * ddg.c (create_ddg): LIkewise.
20460 * final.c (final): Remove hunk moving line number notes around since
20461 they are no longer present at this stage.
20462 (final_scan_insn): Use NOTE_KIND instead of
20463 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20464 (output_asm_label): Likewise.
20465 * reorg.c (dbr_schedule): Likewise.
20466 * haifa-sched.c (unlink_other_notes): Likewise.
20467 * mode-switching.c (optimize_mode_switching): Likewise.
20468 * graph.c (start_bb): Likewise.
20469 * rtl.def (NOTE): Update description.
20470 * jump.c (squeeze_notes): Delete.
20471 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
20472 NOTE_INSN_BASIC_BLOCK_P when possible.
20473 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
20474 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
20475 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20476 (dwarf2out_var_location): Likewise.
20477 * cfgbuild.c (make_edges): Likewise.
20478 (find_basic_blocks_1): Likewise.
20479 * function.c (reorder_blocks_1): Likewise.
20480 (epilogue_done): Likewise.
20481 (reposition_prologue_and_epilogue_notes): Likewise.
20482 * print-rtl.c (print_rtx): Likewise; drop code for printing
20484 (print_rtl): Likewise.
20485 (print_rtl_single): Likewise.
20486 * gcse.c (insert_insn_start_bb): Likewise.
20487 * alias.c (init_alias_analysis): Likewise.
20488 * calls.c (fixup_tail_calls): Likewise.
20489 * except.c (sjlj_emit_function_enter): Likewise.
20490 * emit-rtl.c (add_insn_after): Likeiwse.
20491 (emit_label_before): Likewise.
20492 (emit_label_after): Likewise.
20493 (emit_note_before, emit_note_after, emit_note): Update
20494 parameter to be enum insn_note; do not deal with source
20496 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
20497 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
20499 (merge_blocks_move_successor_nojumps): Simplify now when
20500 we don't have BLOCK notes.
20501 (try_optimize_cfg): Likewise.
20502 * cfglayout.c (skip_insns_after_block): Likewise.
20503 (record_effective_endpoints): Likewise.
20504 (duplicate_insn_chain): Likewise.
20505 * varasm.c (output_constant_pool_1): Likewise.
20506 * sched-deps.c (sched_analyze): Likewise.
20507 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
20509 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
20510 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
20511 (SET_INSN_DELETED): Simplify.
20512 (NOTE_LINE_NUMBER): Exterminate.
20513 (NOTE_LINE_KIND): New.
20514 (NOTE_INSN_BASIC_BLOCK_P): Update.
20515 (enum insn_note): Simplify.
20516 (GET_NOTE_INSN_NAME) Simplify.
20517 (emit_note_before, emit_note_after, emit_note): Update prototype.
20518 (squeeze_notes): Remove.
20519 * sched-int.h (NOTE_NOT_BB_P): Update.
20520 * resource.c (mark_target_live_regs): Update.
20521 * sched-rgn.c (debug_dependencies): Update.
20522 * sched-vis.c (print_insn): Update.
20523 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
20524 * config/i386/i386.c (ix86_output_function_epilogue): Update.
20525 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
20526 (TARGET_ADJUST_UNROLL_MAX): Likewise.
20527 (split_branches): Update.
20528 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
20530 (sh_adjust_unroll_max): Exterminate.
20531 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
20532 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
20533 (m68hc11_reorg): Likewise.
20534 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
20535 (emit_predicate_relation_info): Update.
20536 (process_for_unwind_directive): Update.
20537 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
20538 (output_call): Update.
20539 * config/pa/pa.c (output_lbranch): Update.
20540 (output_millicode_call): Update.
20541 (output_call): Update.
20542 (pa_combine_instructions): Update.
20543 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
20544 * config/bfin/bfin.c (gen_one_bundle): Update.
20545 * cfgrtl.c (can_delete_note_p): Update.
20546 (delete_insn): Update.
20547 (rtl_merge_blocks): Update.
20548 (commit_one_edge_insertion): Update.
20549 (rtl_verify_flow_info): Update.
20550 * stmt.c (expand_case): Do not call squeeze_notes.
20552 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20559 * c.opt (Wtype-limits): New.
20560 * doc/invoke.texi (Wtype-limits): Document it.
20561 (Wextra): Enabled by -Wextra.
20562 * c-opts.c (c_common_post_options): Enabled by -Wextra.
20563 * c-common.c (shorten_compare): Warn with Wtype-limits.
20565 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
20567 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
20568 inlined function, not as a macro.
20569 (_mm_alignr_pi8): Ditto.
20570 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
20571 (_mm_inserti_si64): Ditto.
20572 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
20573 (_mm_extract_epi16): Ditto.
20574 (_mm_insert_epi16): Ditto.
20575 (_mm_shufflehi_epi16): Ditto.
20576 (_mm_shufflelo_epi16): Ditto.
20577 (_mm_shuffle_epi32): Ditto.
20578 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
20579 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
20581 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
20583 (_m_to_float): Use C89 compatible assignment.
20585 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
20588 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
20590 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20593 * doc/invoke.texi (Wreturn-type): Complete description.
20594 (Wextra): Delete item about return-type warning.
20595 * c-decl.c: Delete redundant Wextra warning.
20597 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
20600 * config/i386/pmmintrin.h: Do not include xmmintrin.h
20601 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
20602 inlined function, not as a macro.
20603 (_mm_prefetch): Ditto.
20604 (_m_pextrw): Ditto.
20605 (_mm_insert_pi16): Ditto.
20606 (_m_pinsrw): Ditto.
20607 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
20608 (_m_pshufw): Ditto. Add const to __N argument.
20609 (_mm_shufle_ps): Ditto. Add const to __mask argument.
20610 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
20611 (_mm_slli_epi32): Ditto.
20612 (_mm_srli_si128): Implement as always inlined function, not as a
20613 macro. Add __inline to function declaration.
20614 (_mm_slli_si128): Ditto.
20616 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
20618 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
20619 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
20621 (struct fenv): New structure.
20622 (FP_HANDLE_EXCEPTIONS): New define.
20623 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
20624 (_FP_DECL_EXP): New define.
20625 (FP_INIT_ROUNDMODE): New define.
20626 (FP_ROUNDMODE): New define.
20628 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20630 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
20631 (Wconversion): Update description.
20632 (Wconversion-sign): New.
20633 * c.opt (Wconversion-sign): New.
20634 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
20635 means disabled for C++. Otherwise, take the status of Wconversion.
20636 * c-common.c (conversion_warning): Warn with either Wconversion or
20638 (warnings_for_convert_and_check): Conditions are already checked by
20639 conversion_warning.
20640 (convert_and_check): Don't check warnings if the conversion failed.
20642 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
20643 Anatoly Sokolov <aesok@dol.ru>
20645 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
20646 avr_epilogue_uses) : Add declaration.
20647 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
20648 * config/avr/constraints.md (R): New constraint.
20649 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
20650 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
20651 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
20652 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
20653 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
20654 call_prologue_saves, epilogue_restores, return_from_epilogue,
20655 return_from_main_epilogue, return_from_interrupt_epilogue,
20656 return_from_naked_epilogue, prologue, epilogue): New patterns.
20657 (jump): Handle symbol reference.
20658 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
20659 avr_output_function_prologue, avr_output_function_epilogue): Remove
20661 (avr_init_machine_status, expand_prologue, expand_epilogue,
20662 avr_asm_function_end_prologue, avr_epilogue_uses,
20663 avr_asm_function_begin_epilogue): New functions.
20664 (prologue_size, epilogue_size, jump_tables_size): Remove global
20666 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
20667 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
20668 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
20669 (avr_override_options): Initialise init_machine_status.
20670 (output_movhi): Handle all stack pointer loads.
20671 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
20672 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
20673 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
20674 (EPILOGUE_USES) Redefine.
20675 (machine_function) Declare.
20677 2007-05-19 Richard Sandiford <richard@codesourcery.com>
20679 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
20680 Use a single return statement.
20682 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20684 PR middle-end/30250
20685 * builtins.c (do_mpfr_lgamma_r): New.
20686 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
20687 * tree.h (CASE_FLT_FN_REENT): New.
20689 2007-05-18 Geoffrey Keating <geoffk@apple.com>
20691 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
20692 (output_die): Use 'unsigned long' with %x.
20693 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
20694 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
20695 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
20697 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
20699 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
20704 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
20705 true if function has no argument.
20707 2007-05-18 DJ Delorie <dj@redhat.com>
20709 * config/mips/mips.c (mips_offset_within_alignment_p): New.
20710 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
20712 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
20714 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
20715 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
20716 count_trailing_zeros.
20717 (__i386__): Implement count_leading_zeros using __builtin_clz().
20718 Implement count_trailing_zeros usign __builtin_ctz().
20720 2007-05-18 Richard Sandiford <richard@codesourcery.com>
20722 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
20724 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
20726 PR middle-end/31344
20727 * expr.c (emit_move_change_mode): Change mode of push operands here.
20729 2007-05-17 Ian Lance Taylor <iant@google.com>
20731 PR tree-optimization/31953
20732 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
20733 Change all callers.
20734 (set_value_range_to_null): Call set_value_range_to_value.
20735 (extract_range_from_comparison): Likewise.
20737 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20739 * toplev.c (print_version): Output GMP/MPFR version info.
20741 * builtins.c (CASE_MATHFN_REENT): New macro.
20742 (mathfn_built_in): Use it.
20743 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
20744 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
20745 BUILT_IN_LGAMMAL_R): New.
20746 * doc/extend.texi: Document new builtins.
20748 PR middle-end/31796
20749 * builtins.c (do_mpfr_remquo): New.
20750 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
20751 (fold_builtin_3): Handle BUILT_IN_REMQUO.
20753 PR middle-end/30251
20754 * builtins.c (fold_builtin_1): Handle y0, y1.
20755 (fold_builtin_2): Handle yn.
20757 PR middle-end/30251
20758 * builtins.c (do_mpfr_bessel_n): New.
20759 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
20760 (fold_builtin_2): Handle BUILT_IN_JN.
20762 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
20765 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
20766 TYPE_PRECISION (intmax_type_node).
20768 2007-05-17 Steve Ellcey <sje@cup.hp.com>
20771 * reload.c (subst_reloads): Remove checking.
20773 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
20775 PR rtl-optimization/31691
20776 * combine.c (simplify_set): Build a new src pattern instead of
20777 substituting its operands in the COMPARE case.
20779 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
20781 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
20782 (execute_vrp): Preserve loops through jump threading.
20783 * tree-ssa-threadupdate.c (thread_single_edge,
20784 dbds_continue_enumeration_p, determine_bb_domination_status,
20785 thread_through_loop_header): New functions.
20786 (create_edge_and_update_destination_phis,
20787 create_edge_and_update_destination_phis): Set loops for the new blocks.
20788 (prune_undesirable_thread_requests): Removed.
20789 (redirect_edges): Do not pretend that redirect_edge_and_branch can
20791 (thread_block): Do not call prune_undesirable_thread_requests.
20793 (mark_threaded_blocks): Select edges to thread here.
20794 (thread_through_all_blocks): Take may_peel_loop_headers argument.
20795 Thread edges through loop headers independently.
20796 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
20797 * tree-pass.h (TODO_mark_first_instance): New.
20798 (first_pass_instance): Declare.
20799 * cfghooks.c (duplicate_block): Put the block to the original loop
20800 if copy is not specified.
20801 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
20802 jump threading. Pass may_peel_loop_headers to
20803 thread_through_all_blocks according to first_pass_instance.
20804 * cfgloop.h (create_preheader): Declare.
20805 * tree-flow.h (thread_through_all_blocks): Declaration changed.
20806 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
20807 * passes.c (first_pass_instance): New variable.
20808 (next_pass_1): Set TODO_mark_first_instance.
20809 (execute_todo): Set first_pass_instance.
20811 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
20813 PR tree-optimization/24659
20814 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
20815 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
20816 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
20817 OTI_vec_pack_ufix_trunc.
20818 (vec_unpacks_float_hi_optab): Define new macro.
20819 (vec_unpacks_float_lo_optab): Ditto.
20820 (vec_unpacku_float_hi_optab): Ditto.
20821 (vec_unpacku_float_lo_optab): Ditto.
20822 (vec_pack_sfix_trunc_optab): Ditto.
20823 (vec_pack_ufix_trunc_optab): Ditto.
20824 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
20825 and vec_pack_[s|u]fix_trunc_optab using
20826 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
20827 * tree-vectorizer.c (supportable_widening_operation): Handle
20828 FLOAT_EXPR and CONVERT_EXPR. Update comment.
20829 (supportable_narrowing_operation): New function.
20830 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
20831 * tree-vect-transform.c (vectorizable_conversion): Handle
20832 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
20833 (vect_gen_widened_results_half): Move before vectorizable_conversion.
20834 (vectorizable_type_demotion): Call supportable_narrowing_operation()
20835 to check for target support.
20836 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
20837 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
20838 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
20839 for VEC_PACK_FIX_TRUNC_EXPR.
20840 (expand_binop): Special case mode of the result for
20841 vec_pack_[u|s]fix_trunc_optab.
20842 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
20843 vec_pack_[u|s]fix_trunc_optab.
20845 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
20846 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
20847 * tree-pretty-print.c (dump_generic_node): Handle
20848 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
20849 VEC_PACK_FIX_TRUNC_EXPR.
20851 * expr.c (expand_expr_real_1): Ditto.
20852 * tree-inline.c (estimate_num_insns_1): Ditto.
20853 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
20855 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
20856 (vec_unpacks_float_lo_v8hi): Ditto.
20857 (vec_unpacku_float_hi_v8hi): Ditto.
20858 (vec_unpacku_float_lo_v8hi): Ditto.
20859 (vec_unpacks_float_hi_v4si): Ditto.
20860 (vec_unpacks_float_lo_v4si): Ditto.
20861 (vec_pack_sfix_trunc_v2df): Ditto.
20863 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
20865 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
20866 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
20867 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
20868 [vec_pack_ufix_trunc]: Ditto.
20869 [vec_unpacks_float_hi]: Ditto.
20870 [vec_unpacks_float_lo]: Ditto.
20871 [vec_unpacku_float_hi]: Ditto.
20872 [vec_unpacku_float_lo]: Ditto.
20874 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
20876 * soft-fp/README: Update for new files.
20877 * soft-fp/floattisf.c: New file.
20878 * soft-fp/floattidf.c: New file.
20879 * soft-fp/floattitf.c: New file.
20880 * soft-fp/floatuntisf.c: New file.
20881 * soft-fp/floatuntidf.c: New file.
20882 * soft-fp/floatuntitf.c: New file.
20883 * soft-fp/fixsfti.c: New file.
20884 * soft-fp/fixdfti.c: New file.
20885 * soft-fp/fixtfti.c: New file.
20886 * soft-fp/fixunssfti.c: New file.
20887 * soft-fp/fixunsdfti.c: New file.
20888 * soft-fp/fixunstfti.c: New file.
20889 * soft-fp/extendxftf.c: New file.
20890 * soft-fp/trunctfxf.c: New file.
20892 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
20893 (__trunctfxf2): Ditto.
20895 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
20896 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
20897 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
20898 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
20899 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
20900 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
20902 * config/i386/t-fprules-softfp64: New file.
20903 * config/i386/sfp-machine.h: New file.
20904 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
20905 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
20906 and soft-fp/t-softfp to tmake_file.
20907 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
20908 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
20910 * config/i386/t-linux64 (softfp_wrap_start): New.
20911 (softfp_wrap_end): New.
20912 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
20913 supported for TARGET_64BIT.
20915 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
20917 * c-common.c (c_common_signed_or_unsigned_type): Emulate
20918 c_common_unsigned_type behavior.
20920 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
20922 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
20925 2007-05-16 Eric Christopher <echristo@apple.com>
20927 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
20928 saving after stack push. Set sp_offset whenever we push.
20929 (rs6000_emit_epilogue): Move altivec register restore before
20932 2007-05-16 Richard Sandiford <richard@codesourcery.com>
20934 * configure.ac: Allow sysroots to be relocated under $prefix as
20935 well as $exec_prefix.
20936 * configure: Regenerate.
20938 2007-05-16 Richard Sandiford <richard@codesourcery.com>
20942 2007-05-12 Richard Sandiford <richard@codesourcery.com>
20944 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
20945 (gcc_tooldir): Likewise.
20946 * configure: Regenerate.
20947 * Makefile.in (libsubdir_to_prefix): New variable, based on the
20948 old configure.ac gcc_tooldir setting.
20949 (prefix_to_exec_prefix): New variable.
20950 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
20951 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
20953 2007-05-14 Janis Johnson <janis187@us.ibm.com>
20955 * c-typeck.c (build_binary_op): Return early for error.
20957 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
20959 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
20960 struct nb_iter_bound.
20961 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
20962 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
20963 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
20964 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
20965 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
20966 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
20967 (del_scev_info): Use ggc_free.
20968 (scev_initialize): Allocate scalar_evolution_info in gc memory.
20969 * loop-init.c: Include ggc.h.
20970 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
20971 (loop_optimizer_finalize): Use ggc_free.
20972 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
20973 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
20974 pass_iv_optimize): Add TODO_ggc_collect.
20975 * function.h (struct function): Remove skip marker from
20977 * cfgloop.c: Include ggc.h.
20978 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
20980 (establish_preds): Vector superloops is gc allocated.
20981 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
20983 (flow_loops_find): Vector larray is gc allocated.
20984 (loop_exit_free): Use ggc_free.
20985 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
20986 that head of exits list is now not a part of struct loop.
20987 (record_loop_exits): Allocate exits table in gc memory.
20988 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
20989 that head of exits list is now not a part of struct loop.
20990 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
20991 struct loop_exit): Add GTY marker.
20992 (struct loop): Add GTY marker. Make superloops vector gc allocated.
20993 Add skip marker to aux field. Make head of exits list a separate
20995 (struct loops): Add GTY marker. Make larray vector gc allocated.
20996 Add param marker to exits table.
20997 (get_loops): Type changed.
20998 * Makefile.in (tree-scalar-evolution.o): Add
20999 gt-tree-scalar-evolution.h dependency.
21000 (cfgloop.o, loop-init.o): Add ggc.h dependency.
21001 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
21002 * basic-block.h (struct basic_block_def): Remove skip marker from
21005 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
21007 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
21008 of 0 in the call to expand_expr().
21009 (expand_builtin_mathfn_3): Ditto.
21010 (expand_builtin_interclass_mathfn): Ditto.
21011 (expand_builtin_cexpi): Ditto.
21012 (expand_builtin_int_roundingfn): Ditto.
21013 (expand_builtin_int_roundingfn_2): Ditto.
21014 (expand_builtin_pow): Ditto.
21015 (expand_builtin_powi): Ditto.
21016 (expand_builtin_bswap): Ditto.
21017 (expand_builtin_unop): Ditto.
21018 (expand_builtin_fabs): Ditto.
21019 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
21020 the call to expand_expr().
21021 (expand_builtin_sync_operation): Ditto.
21022 (expand_builtin_compare_and_swap): Ditto.
21023 (expand_builtin_lock_test_and_set): Ditto.
21024 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
21025 instead of 0 in the call to expand_expr().
21026 (expand_builtin_extract_return_addr): Ditto.
21027 (expand_builtin_eh_return): Ditto.
21028 (expand_eh_return): Ditto.
21029 * explow.c (expr_size): Ditto.
21030 * expr.c (optimize_bitfield_assignment_op): Ditto.
21031 (expand_assignement): Ditto.
21032 (store_expr): Ditto.
21033 (store_field): Ditto.
21034 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
21035 the call to expand_expr().
21036 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
21037 in the call to expand_expr().
21038 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
21039 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
21040 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
21042 * optabs.c (expand_vec_shift_expr): Ditto.
21043 (expand_vec_cond_expr): Ditto.
21044 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
21045 call to expand_expr().
21046 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
21047 in the call to expand_expr().
21049 2007-05-14 Dave Korn <dave.korn@artimi.com>
21051 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
21053 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
21055 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
21056 instead of c_common_unsigned_type.
21057 (c_common_unsigned_type): Remove.
21058 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
21059 c_common_unsigned_type.
21060 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
21061 c_common_unsigned_type.
21062 * c-common.h (c_common_unsigned_type): Remove.
21063 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
21064 c_common_unsigned_type.
21065 * c-format.c (check_format_types): Use unsigned_type_for instead of
21066 c_common_unsigned_type.
21067 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
21068 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
21069 of c_common_unsigned_type.
21070 * convert.c (convert_to_integer): Use unsigned_type_for instead of
21071 lang_hooks.types.unsigned_type.
21072 * expmed.c (make_tree): Use unsigned_type_for instead of
21073 lang_hooks.types.unsigned_type.
21074 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
21075 lang_hooks.types.unsigned_type.
21076 (build_range_check): Likewise.
21077 (fold_unary): Likewise.
21078 (fold_binary): Likewise.
21079 (fold_ternary): Likewise.
21080 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
21081 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
21082 * tree.c (get_unsigned_type): New.
21083 (unsigned_type_for): Use get_unsigned_type instead of
21084 lang_hooks.types.unsigned_type.
21086 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
21088 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
21089 to m68k_get_function_kind. Update its prototype.
21090 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
21092 (m68k_interrupt_function_p): Return enum m68k_function_type
21093 instead of bool. Rename to m68k_get_function_kind.
21094 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
21095 target is not fido.
21096 (m68k_compute_frame_layout): Don't mark any register for save
21097 if an interrupt_thread attribute is specified.
21098 (m68k_hard_regno_rename_ok): Update a use of
21099 m68k_interrupt_function_p.
21100 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
21101 m68k_interrupt_function_p.
21102 (m68k_function_type): New.
21103 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
21104 for a function with an interrupt_thread attribute.
21105 * doc/extend.texi: Document the interrupt_thread attribute.
21107 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
21109 Fix PR tree-optimization/31911
21110 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
21111 if they didn't change the expression.
21113 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
21115 * tree-scalar-evolution.c (resolve_mixers): Exported.
21116 * tree-scalar-evolution.h (resolve_mixers): Declare.
21117 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
21118 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
21119 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
21120 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
21121 init_array_ref, init_pointer_ref, analyze_indirect_ref,
21122 strip_conversion, analyze_offset_expr, address_analysis,
21123 object_analysis, analyze_offset): Removed.
21124 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
21125 split_constant_offset, canonicalize_base_object_address,
21126 object_address_invariant_in_loop_p, disjoint_objects_p,
21127 dr_may_alias_p, dr_address_invariant_p): New functions.
21128 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
21129 and dr_analyze_alias.
21130 (initialize_data_dependence_relation): Use dr_may_alias_p
21131 and object_address_invariant_in_loop_p.
21132 (compute_self_dependence): Handle the case when
21133 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
21134 (find_data_references_in_stmt): Restrict the analysis of data
21135 references to the given loop nest.
21136 (find_data_references_in_loop): Made static. Pass loop nest to
21137 find_data_references_in_stmt.
21138 (compute_data_dependences_for_loop): Use DR_VOPS.
21139 (free_data_ref): Free DR_VOPS.
21140 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
21141 (struct innermost_loop_behavior): ... new.
21142 (struct base_object_info): Replaced by ...
21143 (struct indices): ... new.
21144 (struct dr_alias): New.
21145 (enum data_ref_type): Removed.
21146 (struct data_reference): Consist of struct innermost_loop_behavior,
21147 struct indices and struct dr_alias.
21148 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
21149 (DR_MEMTAG): Renamed to ...
21150 (DR_SYMBOL_TAG): ... this.
21151 (find_data_references_in_loop): Declaration removed.
21152 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
21153 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
21154 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
21155 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
21157 2007-05-13 Revital Eres <eres@il.ibm.com>
21159 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
21160 which walks virtual def-use chains to find redundant stores.
21161 (dse_optimize_stmt): Call it.
21163 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
21165 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
21166 * passes.c (init_optimization_passes): Move pass_jump_bypass
21169 * basic-block.h (bb_has_eh_pred): Fix style issue.
21171 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
21173 PR rtl-optimization/31848
21174 * loop-invariant.c (move_invariant_reg): If we move an insn
21175 with a REG_EQUAL note, and that insn is not always executed,
21176 remove the REG_EQUAL note.
21178 2007-05-12 Richard Guenther <rguenther@suse.de>
21180 PR tree-optimization/31797
21181 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
21182 propagate into a stmt that has volatile ops.
21184 2007-05-12 Richard Sandiford <richard@codesourcery.com>
21186 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
21187 (gcc_tooldir): Likewise.
21188 * configure: Regenerate.
21189 * Makefile.in (libsubdir_to_prefix): New variable, based on the
21190 old configure.ac gcc_tooldir setting.
21191 (prefix_to_exec_prefix): New variable.
21192 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
21193 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
21195 2007-05-11 Silvius Rus <rus@google.com>
21197 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
21198 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
21199 * c-common.h (strict_aliasing_warning): Change return type.
21200 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
21201 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
21202 (build_c_cast): Condition call to strict_aliasing_warning.
21203 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
21204 * flags.h (set_Wstrict_aliasing): Declare.
21205 * opts.c (set_Wstrict_alising): Define, add call to.
21206 * tree-flow.h (strict_aliasing_warning_backend): Declare.
21207 * tree-ssa-alias-warnings.c: New file.
21208 * tree-ssa-alias.c (compute_may_aliases): Add call to
21209 strict_aliasing_warning_backend.
21211 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
21213 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
21214 Use loop_depth and loop_outer accessor functions.
21215 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
21216 determine_invariantness_stmt, move_computations_stmt): Ditto.
21217 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
21218 add_loop, loopify, unloop, fix_loop_structure): Ditto.
21219 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
21220 * tree-scalar-evolution.c (interpret_loop_phi,
21221 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
21222 instantiate_parameters_1, scev_const_prop): Ditto.
21223 * cfghooks.c (make_forwarder_block): Ditto.
21224 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
21225 * modulo-sched.c (loop_canon_p): Ditto.
21226 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
21227 slpeel_can_duplicate_loop_p): Ditto.
21228 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
21229 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
21230 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
21231 cancel_loop, verify_loop_structure): Ditto.
21232 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
21233 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
21234 superloops vector instead of "pred" array.
21235 (establish_preds): Take father loop as an argument. Initialize the
21237 (flow_loop_tree_node_add): Pass father loop to establish_preds.
21238 Do not initialize loop->outer.
21239 (flow_loop_tree_node_remove): Truncate the superloops vector.
21240 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
21241 "pred" merged to "superloops" vector.
21242 (loop_depth, loop_outer): New.
21243 (fel_init): Use loop_outer.
21245 2007-05-11 Jan Hubicka <jh@suse.cz>
21247 * cgraphunit.c: Include gt-cgraphunit.h
21248 (static_ctors, static_dtors): New static vars.
21249 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
21250 based on implementation in c-common.c
21251 (cgraph_finalize_function): Call record_cdtor_fn.
21252 (cgraph_optimize): Call cgraph_build_cdtor_fns.
21253 * decl.c (finish_function): Do not call c_record_cdtor_fn.
21254 (c_write_global_declarations): Do not call c_build_cdtor_fns.
21255 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
21256 build_cdtor, c_build_cdtor_fns): Remove.
21257 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
21258 c_build_cdtor_fns): Remove prototype.
21260 2007-05-11 Paolo Carlini <pcarlini@suse.de>
21263 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
21264 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
21265 * builtins.c (fold_builtin_memchr): New.
21266 (expand_builtin_memchr): Call the latter.
21267 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
21268 * doc/extend.texi ([Other built-in functions provided by GCC]):
21271 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
21273 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
21274 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
21275 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
21276 PFPO_OP1_TYPE_SHIFT): Constants added.
21277 (DFP_ALL): Mode macro defined.
21278 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
21279 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
21280 Insn definitions added.
21281 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
21282 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
21285 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
21287 PR tree-optimization/31885
21288 * tree-chrec.c (chrec_contains_undetermined): Do not consider
21289 NULL_TREE to be undetermined.
21290 (automatically_generated_chrec_p): Return false for NULL.
21292 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
21294 * config/bfin/bfin.h (MOVE_RATIO): Define.
21296 2007-05-10 Richard Sandiford <richard@codesourcery.com>
21298 * config.gcc (sparc-wrs-vxworks): New target.
21299 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
21300 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
21301 * config/sparc/sparc.h: Include vxworks-dummy.h.
21302 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
21303 include LABEL_REFs too.
21304 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
21305 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
21307 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
21309 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
21310 (sparc_emit_call_insn): New function.
21311 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
21312 functions when generating VxWorks PIC.
21313 * config/sparc/sparc.md (vxworks_load_got): New pattern.
21314 (call, call_value): Use sparc_emit_call_insn instead of
21317 2007-05-09 Bob Wilson <bob.wilson@acm.org>
21319 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
21321 2007-05-09 Bob Wilson <bob.wilson@acm.org>
21323 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
21324 for floating-point values if HOST_BITS_PER_LONG > 32. Use
21325 split_double instead of operand_subword.
21327 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
21329 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
21330 * config/bfin/bfin.c (bfin_local_alignment): New function.
21331 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
21333 2007-05-08 Chao-ying Fu <fu@mips.com>
21335 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
21336 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
21337 (smsub_widen_optab, umsub_widen_optab): Define.
21338 * optabs.c (init_optabs): Initialize smsub_widen_optab and
21340 * genopinit.c (optabs): Fill in smsub_widen_optab and
21342 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
21343 and umsub_widen_optab to implement multiply-subtract sequences.
21344 * config/mips/mips.md (*msac<u>_di): Rename to...
21345 (<u>msubsidi4): ...this. Extend condition to include
21346 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
21347 of operand 0 to "ka" and use the three-operand form of msub<u>
21349 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
21352 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
21354 PR rtl-optimization/28011
21355 * reload.c (push_reload): Set dont_share if IN appears in OUT
21356 also when IN is a PLUS rtx.
21357 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
21360 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
21362 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
21363 call unshare_all_decls.
21364 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
21365 (unshare_all_decls): Remove.
21367 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
21370 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
21373 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
21374 Nigel Stephens <nigel@mips.com>
21376 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
21377 Update comments and all uses.
21378 (MIN_FPRS_PER_FMT): Define.
21379 * config/mips/mips.c (function_arg): Fix to correctly handle
21380 the -mips32r2 -mfp64 -mabi=32 case.
21381 (override_options): Enable use of odd-numbered registers for
21382 SFmode values on MIPS32.
21383 (mips_save_reg_p): Save whole floating-point register pair if
21384 either half is used.
21385 (compute_frame_size): Fix comment.
21387 2007-05-08 Jie Zhang <jie.zhang@analog.com>
21389 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
21390 argument of type bool.
21391 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
21392 argument. Safely select temporary P register according to it.
21393 (do_link): Change call site of add_to_reg accordingly.
21394 (do_unlink): Add epilogue_p as a fourth argument and pass it
21396 (expand_interrupt_handler_epilogue): Change call of do_unlink
21398 (bfin_expand_prologue): Add a third argument sibcall_p.
21399 * config/bfin/bfin.md (epilogue): Change call of
21400 bfin_expand_epilogue accordingly.
21401 (sibcall_epilogue): Likewise.
21402 (eh_return_internal): Likewise.
21404 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
21405 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
21406 * config/bfin/bfin.c (bfin_handle_option): Handle
21407 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
21408 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
21409 Support bf534, bf536 and bf561.
21410 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
21412 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
21415 * config/i386/i386.c (ix86_function_regparm): Process local
21416 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
21418 2007-05-07 Mike Stump <mrs@apple.com>
21420 * doc/invoke.texi (Warning Options): Document that -Wempty-body
21421 also checks for and while statements in C++.
21423 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
21425 * gcc.c (at_file_supplied): New variable.
21426 (main): Set it if we expanded argv.
21427 (do_spec_1): Pass an @-file to the linker if we were called with
21428 an @-file argument and HAVE_GNU_LD.
21429 * collect2.c (at_file_supplied): New variable.
21430 (response_file): New variable.
21431 (collect_exit): Unlink response_file if necessary.
21432 (handler): Likewise.
21433 (do_wait): Likewise.
21434 (main): Set at_file_supplied if we expanded argv.
21435 (collect_execute): Pass an @-file to subprocesses if we were called
21436 with an @-file argument.
21437 * configure.ac: Add define for HAVE_GNU_LD.
21438 * configure: Regenerate.
21439 * config.in: Regenerate.
21441 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
21443 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
21444 operand to HI mode.
21449 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
21451 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
21452 (TARGET_ENCODE_SECTION_INFO): Re-define.
21453 (m32c_encode_section_info): New
21454 (function_vector_handler): New
21455 (current_function_special_page_vector): New
21456 (m32c_special_page_vector_p): New.
21457 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
21459 * config/m32c/jump.md: Added instruction JSRS for functions
21460 with attribute "function_vector".
21461 * doc/extend.texi (function_vector): Added description
21462 for M16C, M32C targets.
21464 2007-05-07 DJ Delorie <dj@redhat.com>
21467 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
21468 ashrpsi3, lshrpsi3): Update shift count constraint.
21470 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
21471 Nathan Froyd <froydnj@codesourcery.com>
21474 * c-incpath.c (add_path): Strip trailing path separators.
21476 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
21478 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
21479 Free dominance info before purging EH edges.
21480 (eliminate_degenerate_phis): Likewise.
21481 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
21483 2007-05-07 Jan Hubicka <jh@suse.cz>
21485 * gimplify.c (gimplify_expr): Do not crash when folding
21486 (void *)(int)&a + 4.
21488 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21491 * c-opts.c (lang_fortran): Make it non static.
21492 * c-common.h (lang_fortran): New prototype.
21493 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
21494 -lang-fortran option was passed by the driver.
21496 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
21498 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
21499 of ASSERT_CHECKING. Tweak message.
21501 2007-05-06 Revital Eres <eres@il.ibm.com>
21504 * loop-unroll.c (insert_var_expansion_initialization):
21505 Initialize the expansions with -zero instead of +zero.
21507 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
21509 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
21510 into pic and non-pic versions. Mark r19 as used for
21511 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
21512 for tgd_load, tld_load and tie_load .
21513 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
21514 version of tgd_load, tld_load and tie_load depending on the
21517 2007-05-04 Ulrich Drepper <drepper@redhat.com>
21518 Jakub Jelinek <jakub@redhat.com>
21520 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
21521 (__do_global_dtors_aux): Use more paranoid loop to run
21522 destructors if HIDDEN_DTOR_LIST_END.
21523 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
21525 2007-05-04 Jakub Jelinek <jakub@redhat.com>
21527 * varasm.c (align_variable): Don't increase alignment for
21528 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
21529 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
21531 2007-05-04 Josh Conner <jconner@apple.com>
21533 * basic-block.h (cdi_direction): Assign values to all enumeration
21535 (dom_computed): Remove.
21536 (dom_info_state): New.
21537 (set_dom_info_availability): New.
21538 * tree-ssa-loop-im.c (determine_invariantness): Initialize
21539 walk_data.dom_direction.
21540 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
21541 instead of dom_computed[].
21542 (split_edge): Likewise.
21543 (create_basic_block): Likewise.
21544 (merge_blocks): Likewise.
21545 * ifcvt.c (find_if_header): Likewise.
21546 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
21547 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
21548 * tree-ssa.c (verify_ssa): Likewise.
21549 * tree-cfg.c (tree_verify_flow_info): Likewise.
21550 (remove_edge_and_dominated_blocks): Likewise.
21551 * dominance.c (dom_computed): Make static.
21552 (calc_dfs_tree_nonrec): Change third param to a bool.
21553 (calc_dfs_tree): Change second param to a bool.
21554 (calc_idioms): Change second param to a bool. Use
21555 dom_convert_dir_to_idx.
21556 (init_dom_info): Validate dir before using.
21557 (dom_convert_dir_to_idx): New.
21558 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
21559 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
21560 (free_dominance_info): Use dom_convert_dir_to_idx.
21561 (get_immediate_dominator): Likewise.
21562 (set_immediate_dominator): Likewise.
21563 (get_dominated_by): Likewise.
21564 (redirect_immediate_dominators): Likewise.
21565 (nearest_common_denominator): Likewise.
21566 (dominated_by_p): Likewise.
21567 (bb_dom_dfs_in): Likewise.
21568 (bb_dom_dfs_out): Likewise.
21569 (recount_dominator): Likewise.
21570 (iterate_fix_dominators): Likewise.
21571 (add_to_dominance_info): Likewise.
21572 (delete_from_dominance_info): Likewise.
21573 (first_dom_son): Likewise.
21574 (next_dom_son): Likewise.
21575 (dom_info_available_p): Likewise.
21576 (dom_info_state): New.
21577 (set_dom_info_availability): New.
21579 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
21581 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
21583 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
21585 2007-05-04 Bob Wilson <bob.wilson@acm.org>
21587 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
21588 (subdi3, subdi_carry): Delete.
21590 2007-05-04 Jan Hubicka <jh@suse.cz>
21591 Richard Guenther <rguenther@suse.de>
21593 * opts.c (decode_options): Do not fiddle with inlining
21594 parameters in case of optimizing for size.
21595 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
21596 for size do nothing.
21597 (cgraph_decide_inlining_of_small_function): When optimizing for
21598 size never inline functions increasing caller size.
21599 (cgraph_early_inlining): Inline for size when optimizing for size.
21601 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
21603 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
21604 logical operations piecewise.
21605 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
21606 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
21607 subdi_sesidi_di): Delete.
21608 (add_with_carry): Produce carry in CC instead of a DREG to shorten
21609 the generated sequence. Allow three-reg add in constraints. Rewrite
21610 the rtl expression for carry to avoid zero_extend of a constant.
21611 (sub_with_carry): New pattern.
21612 (adddi3, subdi3): Change into define_expand. For subtract, generate a
21613 different sequence not involving jumps.
21614 (notbi): Now a named pattern.
21616 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
21618 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
21619 Add the note about a significant loss of accuracy of some
21620 mathematical routines when these options are used.
21622 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21624 * haifa-sched.c (rtx_vec_t): New typedef.
21625 (contributes_to_priority_p): Extract piece of priority () into new
21627 (priority): Use the function. Add assertion.
21628 (rank_for_schedule, set_priorities): Add assertion to check that
21629 insn's priority is initialized.
21630 (clear_priorities, calc_priorities): Change signature. Make it update
21631 all relevant insns. Update all callers ('add_to_speculative_block ()'
21632 and 'create_block_check_twin ()').
21633 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
21634 Add new field 'priority_status'.
21635 (INSN_PRIORITY_STATUS): New macro.
21636 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
21638 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21640 * sched-ebb.c (debug_ebb_dependencies): New static function.
21641 (init_ready_list): Use it.
21643 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
21644 with changed signature and 'debug_rgn_dependencies ()'.
21645 (debug_rgn_dependencies): New static function.
21646 (init_ready_list): Use it.
21648 * sched-int.h (debug_dependencies): Declare.
21650 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
21652 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
21654 2007-05-04 Dirk Mueller <dmueller@suse.de>
21656 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
21658 2007-05-03 Jan Hubicka <jh@suse.cz>
21660 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
21661 ((T1)X op (T1)Y), for pointer type in more cases than before.
21663 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
21665 * tree-object-size.c (plus_expr_object_size): When operand size is
21666 unknown, return unknown.
21668 2007-05-03 Dirk Mueller <dmueller@suse.de>
21670 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
21672 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
21675 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
21677 2007-05-03 Janis Johnson <janis187@us.ibm.com>
21679 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
21681 2007-05-03 Joseph Myers <joseph@codesourcery.com>
21683 * config/soft-fp/double.h, config/soft-fp/extended.h,
21684 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
21685 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
21686 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
21687 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
21690 2007-05-03 Ian Lance Taylor <iant@google.com>
21692 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
21693 MASK_PPC_GFXOPT for 8540 or 8548.
21695 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
21697 * tree-vect-transform.c (vect_update_inits_of_drs): Use
21698 vect_print_dump_info() to output debug information.
21700 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
21703 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
21704 operands of size 2 when operand is not MEM_P.
21706 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
21708 PR tree-optimization/30565
21709 * lambda-code.c (perfect_nestify): Fix updating of dominators.
21711 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
21713 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
21714 (umulsi3_highpart): Use them.
21715 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
21716 for final accumulator to D regisster tranfser.
21718 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
21720 PR tree-optimization/31699
21721 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
21723 (vect_enhance_data_refs_alignment): Compute peel amount using
21724 TYPE_VECTOR_SUBPARTS instead of vf.
21725 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
21727 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
21730 * system.h: Remove inclusion of double-int.h
21731 * tree.h: Include double-int.h
21732 * gengtype.c: Likewise
21733 * cfgloop.h: Likewise
21734 * Makefile.in: Adjust dependencies on double-int.h
21736 2007-05-02 Eric Christopher <echristo@apple.com>
21738 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
21739 -shared to -Zdynamiclib.
21741 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
21744 * c-common.c (strip_pointer_or_array_types): New function.
21745 * c-common.h (strip_pointer_or_array_types): New function declaration.
21747 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
21749 PR tree-optimization/31771
21750 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
21752 2007-05-02 Paul Brook <paul@codesourcery.com>
21754 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
21756 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
21758 PR middle-end/29715
21759 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
21762 2007-05-02 Nick Clifton <nickc@redhat.com>
21764 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
21766 2007-05-02 Richard Guenther <rguenther@suse.de>
21768 PR tree-optimization/31146
21769 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
21770 argument, single_use_p. If we have a single use that is
21771 a conversion to the definition rhs type, propagate that rhs.
21772 (forward_propagate_addr_expr): Pass single_use_p argument
21773 to forward_propagate_addr_expr_1.
21775 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
21777 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
21780 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21782 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
21783 'AMD Family 10 core'.
21785 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21787 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
21788 and athlon64-sse3 as improved versions of k8, opteron and athlon64
21789 with SSE3 instruction set support.
21790 * doc/invoke.texi: Likewise.
21792 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21794 * config/i386/i386.c (override_options): Tuning 32-byte loop
21795 alignment for amdfam10 architecture. Increasing the max loop
21796 alignment to 24 bytes.
21798 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
21800 * config/m68k/constraints.md: New.
21801 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
21802 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
21803 EXTRA_CONSTRAINT): Remove.
21804 * config/m68k/m68k.md: Include constraints.md.
21805 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
21807 2007-05-01 Ian Lance Taylor <iant@google.com>
21809 PR tree-optimization/31739
21810 * tree-vrp.c (vrp_val_is_max): New static function.
21811 (vrp_val_is_min): New static function.
21812 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
21814 (set_value_range): Use vrp_val_is_{max,min}.
21815 (extract_range_from_assert): Likewise.
21816 (extract_range_from_binary_expr): Likewise.
21817 (extract_range_from_unary_expr): Likewise.
21818 (dump_value_range, vrp_meet): Likewise.
21819 (vrp_visit_phi_node): Likewise.
21820 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
21822 2007-05-01 Mark Mitchell <mark@codesourcery.com>
21824 * config/i386/gmon-sol2.c (size_t): New type.
21825 (intptr_t): Likewise.
21826 (s_textsize): Declare as size_t.
21828 (monstartup): Use size_t for sizes.
21829 (_mcount): Save and restore registers.
21830 (internal_mcount): Pass 0 as the first argument to monstartup
21832 (moncontrol): Convert pointer to appropriately sized integer
21833 before passing to profil.
21835 2007-05-01 Joseph Myers <joseph@codesourcery.com>
21837 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
21838 __NO_FPRS__, not just if _SOFT_DOUBLE.
21839 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
21840 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
21841 also for E500 double.
21842 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
21843 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
21846 2007-05-01 Richard Guenther <rguenther@suse.de>
21848 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
21851 2007-05-01 Joseph Myers <joseph@codesourcery.com>
21853 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
21855 2007-05-01 Jan Hubicka <jh@suse.cz>
21857 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
21860 2007-05-01 Jan Hubicka <jh@suse.cz>
21862 * tree.h (maybe_fold_offset_to_component_ref): Remove.
21863 (maybe_fold_offset_to_reference): Declare.
21864 * fold-const.c (fold_unary): Do not fold
21865 (type *)&A into &A->field_of_type_and_offset_0
21866 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
21867 size is unknown, give up.
21868 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
21870 (maybe_fold_offset_to_reference): New.
21871 (maybe_fold_stmt_indirect): Use it.
21872 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
21873 * gimplify.c (gimplify_conversion): Canonicalize conversions to
21875 (gimplify_expr): Likewise for plus_expr.
21877 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
21879 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
21880 bsi_after_labels. Always insert statements before bsi.
21881 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
21882 * predict.c (apply_return_prediction): Check for empty blocks.
21883 * cfgexpand.c (lab_rtx_for_bb): New variable.
21884 (label_rtx_for_bb): Do not create new tree labels.
21885 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
21886 (tree_expand_cfg): Initialize lab_rtx_for_bb.
21887 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
21889 (label_for_bb): Add field used.
21890 (update_eh_label, main_block_label): Mark the label used.
21891 (cleanup_dead_labels): Remove unused labels.
21893 2007-05-01 Richard Guenther <rguenther@suse.de>
21895 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
21896 if it is not about to be set.
21897 (get_value_range): Do not pre-allocate equiv bitmap.
21898 (update_value_range): No need to clear equiv field.
21899 (add_equivalence): Change prototype to get bitmap pointer.
21900 Allocate bitmap here if it is not already.
21901 (extract_range_from_assert): Do not allocate bitmap here.
21902 Update callers to add_equivalence.
21903 (extract_range_from_ssa_name): Likewise.
21904 (get_vr_for_comparison): New static helper.
21905 (compare_name_with_value): Handle NULL equiv bitmap by
21906 peeling the first iteration of the comparison loop.
21907 Use get_vr_for_comparison.
21908 (compare_names): Handle NULL equiv bitmaps by using fake
21909 ones. Use get_vr_for_comparison.
21911 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
21913 * double-int.c (mpz_set_double_int): Moved from
21914 tree-ssa-loop-niter.c.
21915 (mpz_get_double_int): Likewise; also, add option to wrap
21916 out-of-range integers.
21917 * double-int.h: New prototypes for above.
21918 * tree.c (get_static_type_bounds): Moved from
21919 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
21920 TYPE_MAX_VALUE if they exist..
21921 * tree.h: New prototype for above.
21922 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
21923 get_type_bounds calls.
21924 (mpz_set_double_int): Move to double-int.c.
21925 (get_type_bounds): Move to tree.c, rename to
21926 get_static_type_bounds.
21927 (mpz_to_double_int): Move to double-int.c, rename to
21928 mpz_get_double_int.
21930 2007-04-30 Bob Wilson <bob.wilson@acm.org>
21932 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
21933 DIV0 exception can fall through to a normal return.
21935 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
21937 PR middle-end/22156
21938 Temporarily revert:
21939 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
21940 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
21941 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21942 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
21943 initialize align to silence bogus warning.
21944 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21945 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
21947 (struct sra_walk_fns): Remove use_all parameter from use.
21948 (sra_hash_tree): Handle BIT_FIELD_REFs.
21949 (sra_elt_hash): Don't hash bitfld blocks.
21950 (sra_elt_eq): Skip them in parent compares as well. Handle
21952 (sra_walk_expr): Don't maintain or pass down use_all_p.
21953 (scan_use): Remove use_all parameter.
21954 (scalarize_use): Likewise. Re-expand assignment to
21955 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
21956 output, and re-scalarize after output. Don't mark anything
21958 (scalarize_ldst): Adjust.
21959 (scalarize_walk_gimple_modify_statement): Likewise.
21960 (build_element_name_1): Handle BIT_FIELD_REFs.
21961 (instantiate_element): Don't warn for any element whose parent
21962 is used as a whole.
21963 (instantiate_missing_elements_1): Return the sra_elt.
21964 (canon_type_for_field): New.
21965 (try_instantiate_multiple_fields): New.
21966 (instantiate_missing_elemnts): Use them.
21967 (mark_no_warning): Removed.
21968 (generate_one_element_ref): Handle BIT_FIELD_REFs.
21969 (REPLDUP, sra_build_elt_assignment): New.
21970 (generate_copy_inout): Use them.
21971 (generate_element_copy): Likewise. Handle bitfld differences.
21972 (generate_element_zero): Don't recurse for blocks. Use
21973 sra_build_elt_assignment.
21974 (generate_one_element_int): Take elt instead of var. Use
21975 sra_build_elt_assignment.
21976 (generate_element_init_1): Adjust.
21977 (scalarize_use, scalarize_copy): Use REPLDUP.
21978 (scalarize_ldst): Move assert before dereference.
21979 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
21981 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
21984 * tree.c (reconstruct_complex_type): Reconstruct a reference
21986 Also use the same mode for the pointer as the old pointer type.
21988 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21990 * doc/trouble.texi (Interoperation): Remove note about Ultrix
21993 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
21995 PR rtl-optimization/31676
21996 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
21997 (df_refs_record): Call it.
21999 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22001 * rtl.def (SS_ABS): New code.
22002 * config/bfin/bfin.c (print_operand): New modifier 'v'.
22003 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
22004 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
22005 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
22006 (bfin_init_builtins): Define them.
22007 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
22008 (bfin_expand_builtin): ... and handle the others here.
22009 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
22010 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
22011 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
22012 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
22013 operand is only HImode.
22015 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
22017 * regclass.c (scan_one_insn): Remove splitting of
22020 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
22021 Nigel Stephens <nigel@mips.com>
22023 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
22025 2007-04-28 Jan Hubicka <jh@suse.cz>
22027 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
22028 insn_locators_alloc instead of insn_locators_initialize;
22029 call reset_block_changes.
22030 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
22031 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
22032 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
22033 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
22034 * config/score/score.c (th_output_mi_thunk): Likewise.
22035 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
22036 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
22037 tolerate uninitialized locator info.
22040 * function.c (init_function_start): Don't init line number info.
22041 (expand_function_end): Update.
22042 (reset_block_changes, record_block_change, finalize_block_changes,
22043 check_block_change, free_block_changes): Kill.
22044 * function.h (reset_block_changes, record_block_change,
22045 finalize_block_changes, check_block_change, free_block_changes):
22047 (struct function): Remove ib_boundaries_block.
22048 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
22049 Use curr_insn_locator to initialize locator.
22050 (emit_line_note): Remove.
22051 * cfgexpand.c (expand_gimple_cond_expr): Update.
22052 (construct_exit_block): Likewise.
22053 (tree_expand_cfg): Initialize/finalize locators.
22054 * expr.c (expand_expr_real): Update.
22055 * cfglayout.c (line_locators_locs, line_locators_lines,
22056 file_locators_locs, file_locators_files): Remove.
22057 (set_block_levels): Move to cfgexpand.c.
22058 (insn_locators_initialize): Remove.
22059 (pass_insn_locators_initialize): Remove.
22060 (locations_locators_locs, locations_locators_vals): New static vars.
22061 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
22063 (insn_locators_alloc, insn_locators_finalize,
22064 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22066 (locator_location): New.
22067 (locator_line, locator_file): Rewrite.
22068 * rtl.h (emit_line_note): Kill.
22069 (insn_locators_alloc, insn_locators_finalize,
22070 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22072 * tree-inline.c (initialize_cfun): Do not initialize
22073 ib_boundaries_block.
22074 * passes.c (pass_insn_locators_initialize): Remove.
22076 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
22078 * tree-cfg.c (move_block_to_fn): Release bb from dominance
22079 info. Update last_basic_block correctly.
22081 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
22084 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
22085 register itself to hold the offset constant. Tell flow the use
22086 of r4 and r5 when they are used.
22088 2007-04-27 Richard Guenther <rguenther@suse.de>
22090 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
22091 if we simplified anything.
22092 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
22093 warnings until we did a simplification and the stmt was not
22094 marked as TREE_NO_WARNING.
22096 2007-04-27 Mike Stump <mrs@apple.com>
22098 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
22100 2007-04-27 Ian Lance Taylor <iant@google.com>
22102 PR middle-end/31710
22103 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
22104 TYPE_MAX_VALUE exist, convert them to the new type.
22106 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
22108 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
22109 if it claims to be available.
22110 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
22111 edge is redirected.
22112 (perform_tree_ssa_dce): Always free postdominators.
22114 2007-04-27 Richard Henderson <rth@redhat.com>
22116 * config/alpha/predicates.md (aligned_memory_operand): Mark
22117 as define_special_predicate.
22118 (unaligned_memory_operand, normal_memory_operand): Likewise.
22119 (reg_or_unaligned_mem_operand): Remove.
22120 (any_memory_operand): Match the documentation and check for
22121 non-renumbered pseudos during reload.
22122 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
22123 alpha_secondary_reload_class, update to new interface, make static.
22124 Handle CQImode like HImode. Remove FP subreg check.
22125 (alpha_expand_mov): Use replace_equiv_address.
22126 (alpha_expand_mov_nobwx): Use any_memory_operand.
22127 (TARGET_SECONDARY_RELOAD): New.
22128 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
22129 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
22130 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
22131 * config/alpha/alpha.md: ... here.
22132 (RELOAD12, reloadmode): New.
22134 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
22135 Don't handle the aligned case here.
22136 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
22137 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
22138 reload_inhi_help. Don't expect a scratch register.
22139 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
22141 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
22143 2007-04-27 Richard Guenther <rguenther@suse.de>
22145 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
22147 2007-04-27 Richard Guenther <rguenther@suse.de>
22149 PR tree-optimization/30965
22150 PR tree-optimization/30978
22151 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
22152 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
22153 (find_equivalent_equality_comparison): Likewise.
22154 (simplify_cond): Likewise.
22155 (get_prop_source_stmt): New helper.
22156 (get_prop_dest_stmt): Likewise.
22157 (can_propagate_from): Likewise.
22158 (remove_prop_source_from_use): Likewise.
22159 (combine_cond_expr_cond): Likewise.
22160 (forward_propagate_comparison): New function.
22161 (forward_propagate_into_cond): Rewrite to use fold for
22163 (tree_ssa_forward_propagate_single_use_vars): Call
22164 forward_propagate_comparison to propagate comparisons.
22166 2007-04-27 Richard Guenther <rguenther@suse.de>
22168 PR tree-optimization/31715
22169 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
22170 sure to do computation on the offset in an appropriate
22173 2007-04-27 Richard Sandiford <richard@codesourcery.com>
22175 * reload.h (elimination_target_reg_p): Declare.
22176 * reload.c (find_reloads): Don't apply the reg_rtx move
22177 optimization if the SET_DEST satisfies elimination_target_reg_p.
22178 * reload1.c (elimination_target_reg_p): New function.
22179 (gen_reload): In the move/add2 fallback, make sure that op0
22180 does not overlap the destination register.
22182 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
22184 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
22185 transform only GIMPLE_MODIFY_STMTs.
22186 * tree-complex.c (expand_complex_operations_1): Ditto.
22187 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
22188 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
22189 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
22191 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
22192 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
22193 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
22194 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
22195 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
22196 slpeel_add_loop_guard): Ditto.
22197 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
22198 * lambda-code.c (perfect_nestify): Ditto.
22199 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
22200 before the first statement.
22201 * tree-optimize.c (execute_free_datastructures): Fix comments.
22202 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
22203 * tree-flow.h (disband_implicit_edges): Declaration removed.
22204 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
22206 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
22207 COND_EXPRs without gotos.
22208 (disband_implicit_edges, has_label_p): Removed.
22209 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
22210 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
22212 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
22214 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
22215 also for COND_EXPRs.
22216 * cfgexpand.c (label_rtx_for_bb): New function.
22217 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
22218 Use label_rtx_for_bb to find the labels.
22219 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
22220 last block. Detect fallthru edges.
22222 2007-04-26 Ian Lance Taylor <iant@google.com>
22225 * reload.c (find_reloads_subreg_address): If the address was valid
22226 in the original mode but not in the new mode, reload the whole
22229 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
22231 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
22232 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
22233 (cleanup_control_expr_graph): Do not invalidate dominance info.
22234 Record altered blocks.
22235 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
22236 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
22237 cleanup_tree_cfg_bb): New functions.
22238 (remove_forwarder_block): Do not maintain the worklist of blocks.
22239 Record altered blocks.
22240 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
22241 not over whole cfg.
22242 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
22243 delete_unreachable_blocks if dominators are not available.
22244 * tree-inline.c (optimize_inline_calls): Free dominance information
22246 * tree-flow.h (remove_edge_and_dominated_blocks,
22247 cfgcleanup_altered_bbs): Altered.
22248 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
22250 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
22252 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
22253 do not invalidate dominators.
22255 2007-04-26 Anatoly Sokolov <aesok@post.ru>
22257 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
22258 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
22259 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22260 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
22262 2007-04-26 Steve Ellcey <sje@cup.hp.com>
22264 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
22266 2007-04-26 Richard Guenther <rguenther@suse.de>
22268 PR tree-optimization/31703
22269 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
22270 the right type for the target of the bittest.
22272 2007-04-26 Richard Sandiford <richard@codesourcery.com>
22274 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
22275 ix86_sol10_return_in_memory.
22277 2007-04-26 Richard Sandiford <richard@codesourcery.com>
22279 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
22282 2007-04-26 Jakub Jelinek <jakub@redhat.com>
22285 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
22287 PR tree-optimization/30558
22288 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
22289 clear this_state.prev_try.
22291 2007-04-26 Richard Sandiford <richard@codesourcery.com>
22292 Mark Mitchell <mark@codesourcery.com>
22294 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
22295 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
22296 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
22298 2007-04-26 Richard Sandiford <richard@codesourcery.com>
22301 * doc/invoke.texi (%:print-asm-header): Document.
22302 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
22304 (static_spec_functions): Add print-asm-header.
22305 (main): Print a banner before the --target-help linker options.
22306 (print_asm_header_spec_function): New function.
22308 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
22311 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
22312 (movsf_ie): Likewise.
22314 2007-04-25 Paolo Carlini <pcarlini@suse.de>
22316 * doc/extend.texi ([Type Traits]): Adjust per N2255.
22318 2007-04-25 Bob Wilson <bob.wilson@acm.org>
22320 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
22321 exception for divide-by-zero.
22322 (__umodsi3, __modsi3): Likewise.
22324 2007-04-25 Dirk Mueller <dmueller@suse.de>
22326 * c-typeck.c (build_compound_expr): Annotate warning()
22327 call with OPT_Wunused_value.
22328 * tree-ssa.c (warn_uninit): Annotate warning with
22330 * c-common.c (handle_sentinel_attribute): Annotate warning
22331 call with OPT_Wattributes.
22333 2007-04-25 Thiemo Seufer <ths@mips.com>
22335 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
22336 (mips16): Fix typo.
22337 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
22338 on to the assembler. Improve handling of -mno-mips16. Add handling
22339 of -mno-mips3d, -mno-dsp, -mno-dspr2.
22340 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
22341 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
22342 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
22344 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
22347 * config/i386/winnt.c (i386_pe_file_end): Strip only
22348 USER_LABEL_PREFIX when writing export name.
22350 2007-04-25 Richard Sandiford <richard@codesourcery.com>
22352 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
22353 sh/elf.h, vx-common.h and vxworks.h.
22354 * config/sh/sh.h: Include config/vxworks-dummy.h.
22355 (SUBTARGET_OVERRIDE_OPTIONS): Define.
22356 (OVERRIDE_OPTIONS): Use it.
22357 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
22358 (vxworks_picreg): New pattern.
22359 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
22360 VXWORKS_OS_CPP_BUILTINS.
22361 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
22362 to their VXWORKS_* equivalents.
22363 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
22364 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
22365 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
22366 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
22367 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
22368 -mrtp/-fPIC multilibs.
22369 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
22370 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
22371 (MULTILIB_OSDIRNAMES): Delete.
22373 2007-04-25 Anatoly Sokolov <aesok@post.ru>
22376 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
22378 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
22380 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
22381 rounding mode to be specified by the caller.
22382 (real_to_mpfr) Likewise.
22383 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
22384 include new arguments.
22385 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
22387 2007-04-24 Ian Lance Taylor <iant@google.com>
22389 PR tree-optimization/31605
22390 * tree-vrp.c (set_value_range): Check that min and max are not
22391 both overflow infinities.
22392 (set_value_range_to_value): New static function.
22393 (extract_range_from_binary_expr): Call set_value_range_to_value.
22394 (extract_range_from_cond_expr): Likewise.
22395 (extract_range_from_expr): Likewise.
22396 (extract_range_from_unary_expr): Likewise. Don't create a range
22397 which overflows on both sides.
22398 (vrp_meet): Check for a useless range.
22399 (vrp_visit_phi_node): If we see a constant which looks like an
22400 overflow infinity, turn off the TREE_OVERFLOW flag.
22402 2007-04-24 Ian Lance Taylor <iant@google.com>
22404 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
22406 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
22408 PR diagnostic/25923
22409 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
22410 diagnostic message is being built.
22411 * tree-pretty-print.c (dump_generic_node): Only write the
22412 formatted text into BUFFER's stream if we are not building a
22413 diagnostic message.
22414 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
22416 * Makefile.in (toplev.o): Depend on tree-pass.h.
22418 2007-04-24 Ian Lance Taylor <iant@google.com>
22420 PR tree-optimization/31602
22421 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
22422 conditionals in the copied loop header.
22423 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
22424 warnings if TREE_NO_WARNING is set.
22425 * doc/invoke.texi (Warning Options): Clarify that
22426 -Wstrict-overflow does not warn about loops.
22428 2007-04-24 Janis Johnson <janis187@us.ibm.com>
22430 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
22431 expand on the comment about _Decimal128 arguments and check the
22432 integer result of the modulus operation; for 64-bit ELF ABI, ensure
22433 that _Decimal128 argument uses even/odd register pair.
22434 (function_arg): Ditto.
22436 2007-04-24 Hui-May Chang <hm.chang@apple.com>
22438 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
22439 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
22441 2007-04-24 Richard Guenther <rguenther@suse.de>
22442 Olga Golovanevsky <olga@il.ibm.com>
22444 * fold-const.c (multiple_of_p): Check for bottom
22447 2007-04-24 Richard Henderson <rth@redhat.com>
22449 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
22450 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
22451 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
22452 looking for non-zero bits shifted out. Avoid a recursive call
22453 when constructing the scalar.
22454 (__floatundisf): Likewise.
22456 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
22458 * dwarf2out.c (field_byte_offset): Move the existing logic
22459 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
22460 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
22462 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22465 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
22466 length argument of 0 for memset.
22467 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
22468 unsigned shift instead of the signed variant.
22470 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22472 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
22473 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
22474 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
22475 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
22476 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
22477 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
22478 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
22479 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
22480 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
22481 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
22482 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
22483 "mul<mode>3", "div<mode>3"): Insn definitions added.
22484 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
22485 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
22486 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
22487 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
22488 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
22489 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
22490 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
22491 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
22492 TARGET_FLOAT_FORMAT): Macro definitions removed.
22493 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
22494 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
22495 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
22496 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
22497 (s390_gen_rtx_const_DI): Function removed.
22498 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
22500 2007-04-24 Richard Sandiford <richard@codesourcery.com>
22502 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
22503 over an external ffs function.
22505 2007-04-24 Chao-ying Fu <fu@mips.com>
22506 Richard Sandiford <richard@nildram.co.uk>
22508 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
22509 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
22510 (smadd_widen_optab, umadd_widen_optab): Define.
22511 * optabs.c (init_optabs): Initialize smadd_widen_optab and
22513 * genopinit.c (optabs): Fill in smadd_widen_optab and
22515 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
22516 and umadd_widen_optab to implement multiply-add sequences.
22517 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
22518 (<u>maddsidi4): ...this. Extend condition to include
22519 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
22520 of operand 0 to "ka" and use the three-operand form of madd<u>
22522 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
22524 * config/mips/constraints.md (ka): New register constraint.
22526 2007-04-24 Jan Hubicka <j@suse.cz>
22530 2007-04-23 Jan Hubicka <jh@suse.cz>
22531 * function.c (init_function_start): Don't init line number info.
22532 (expand_function_end): Update.
22533 (reset_block_changes, record_block_change, finalize_block_changes,
22534 check_block_change, free_block_changes): Kill.
22535 * function.h (reset_block_changes, record_block_change,
22536 finalize_block_changes, check_block_change, free_block_changes):
22538 (struct function): Remove ib_boundaries_block.
22539 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
22540 Use curr_insn_locator to initialize locator.
22541 (emit_line_note): Remove.
22542 * cfgexpand.c (expand_gimple_cond_expr): Update.
22543 (construct_exit_block): Likewise.
22544 (tree_expand_cfg): Initialize/finalize locators.
22545 * expr.c (expand_expr_real): Update.
22546 * cfglayout.c (line_locators_locs, line_locators_lines,
22547 file_locators_locs, file_locators_files): Remove.
22548 (set_block_levels): Move to cfgexpand.c.
22549 (insn_locators_initialize): Remove.
22550 (pass_insn_locators_initialize): Remove.
22551 (locations_locators_locs, locations_locators_vals): New static vars.
22552 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
22554 (insn_locators_alloc, insn_locators_finalize,
22555 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22557 (locator_location): New.
22558 (locator_line, locator_file): Rewrite.
22559 * rtl.h (emit_line_note): Kill.
22560 (insn_locators_alloc, insn_locators_finalize,
22561 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22563 * tree-inline.c (initialize_cfun): Do not initialize
22564 ib_boundaries_block.
22565 * passes.c (pass_insn_locators_initialize): Remove.
22567 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
22569 * doc/invoke.texi: Removed leading '-' from option index entries.
22571 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
22573 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
22575 (create_phi_node): Use set_phi_nodes.
22576 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
22577 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
22578 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
22579 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
22580 (bsi_start, bsi_last): Use bb_stmt_list.
22581 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
22582 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
22583 Traverse the statements using tsi iterator.
22584 * basic-block.h (struct basic_block_def): Fields stmt_list
22585 and phi_nodes moved to ...
22586 (struct tree_bb_info): ... new structure.
22587 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
22588 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
22589 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
22590 (tree_verify_flow_info): Verify that il.tree is not set for
22591 entry and exit block.
22592 (tree_split_block): Use set_bb_stmt_list.
22594 2007-04-23 Mike Stump <mrs@apple.com>
22596 * config/i386/i386.c (ix86_tune_features
22597 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
22600 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
22602 * config/i386/i386.md (prefix_extra): New attribute.
22603 (length): Add prefix_extra.
22605 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
22606 (sse2_movntv2di): Likewise.
22607 (sse2_cvtps2dq): Likewise.
22608 (sse2_cvtpd2pi): Likewise.
22609 (sse2_cvttpd2pi): Likewise.
22610 (*sse2_cvtpd2ps): Likewise.
22611 (*add<mode>3): Likewise.
22612 (sse2_ssadd<mode>3): Likewise.
22613 (sse2_usadd<mode>3): Likewise.
22614 (*sub<mode>3): Likewise.
22615 (sse2_sssub<mode>3): Likewise.
22616 (sse2_ussub<mode>3): Likewise.
22617 (*mulv8hi3): Likewise.
22618 (*smulv8hi3_highpart): Likewise.
22619 (*umulv8hi3_highpart): Likewise.
22620 (sse2_umulv2siv2di3): Likewise.
22621 (sse2_pmaddwd): Likewise.
22622 (ashr<mode>3): Likewise.
22623 (lshr<mode>3): Likewise.
22624 (ashl<mode>3): Likewise.
22625 (sse2_ashlti3): Likewise.
22626 (sse2_lshrti3): Likewise.
22627 (*umaxv16qi3): Likewise.
22628 (*smaxv8hi3): Likewise.
22629 (*uminv16qi3): Likewise.
22630 (*sminv8hi3): Likewise.
22631 (sse2_eq<mode>3): Likewise.
22632 (sse2_gt<mode>3): Likewise.
22633 (*and<mode>3): Likewise.
22634 (sse2_nand<mode>3): Likewise.
22635 (*ior<mode>3): Likewise.
22636 (*xor<mode>3): Likewise.
22637 (sse2_packsswb): Likewise.
22638 (sse2_packssdw): Likewise.
22639 (sse2_packuswb): Likewise.
22640 (sse2_punpckhbw): Likewise.
22641 (sse2_punpcklbw): Likewise.
22642 (sse2_punpckhwd): Likewise.
22643 (sse2_punpcklwd): Likewise.
22644 (sse2_punpckhdq): Likewise.
22645 (sse2_punpckldq): Likewise.
22646 (sse2_punpckhqdq): Likewise.
22647 (sse2_punpcklqdq): Likewise.
22648 (*sse2_pinsrw): Likewise.
22649 (*sse2_pextrw): Likewise.
22650 (sse2_pshufd_1): Likewise.
22651 (sse2_uavgv16qi3): Likewise.
22652 (sse2_uavgv8hi3): Likewise.
22653 (sse2_psadbw): Likewise.
22654 (sse2_pmovmskb): Likewise.
22655 (*sse2_maskmovdqu): Likewise.
22656 (*sse2_maskmovdqu_rex64): Likewise.
22657 (sse4a_extrqi): Likewise.
22658 (sse4a_extrq): Likewise.
22659 (sse3_lddqu): Set prefix_rep.
22660 (sse3_addsubv4sf3): Likewise.
22661 (sse3_haddv4sf3): Likewise.
22662 (sse3_hsubv4sf3): Likewise.
22663 (sse_cvtss2si): Likewise.
22664 (sse_cvtss2si_2): Likewise.
22665 (sse_cvtss2siq): Likewise.
22666 (sse_cvtss2siq_2): Likewise.
22667 (sse_cvttss2si): Likewise.
22668 (sse_cvttss2siq): Likewise.
22669 (sse2_cvttps2dq): Likewise.
22670 (sse3_movshdup): Likewise.
22671 (sse3_movsldup): Likewise.
22672 (sse2_cvtsd2si): Likewise.
22673 (sse2_cvtsd2si_2): Likewise.
22674 (sse2_cvtsd2siq): Likewise.
22675 (sse2_cvtsd2siq_2): Likewise.
22676 (sse2_cvttsd2si): Likewise.
22677 (sse2_cvttsd2siq): Likewise.
22678 (*sse2_cvtpd2dq): Likewise.
22679 (*sse2_cvttpd2dq): Likewise.
22680 (sse2_pshuflw_1): Likewise.
22681 (sse2_pshufhw_1): Likewise.
22682 (sse4a_insertqi): Likewise.
22683 (sse4a_insertq): Likewise.
22684 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
22685 (ssse3_phadddv4si3): Likewise.
22686 (ssse3_phaddswv8hi3): Likewise.
22687 (ssse3_phsubwv8hi3): Likewise.
22688 (ssse3_phsubdv4si3): Likewise.
22689 (ssse3_phsubswv8hi3): Likewise.
22690 (ssse3_pmaddubswv8hi3): Likewise.
22691 (ssse3_pmulhrswv8hi3): Likewise.
22692 (ssse3_pshufbv16qi3): Likewise.
22693 (ssse3_psign<mode>3): Likewise.
22694 (ssse3_palignrti): Likewise.
22695 (abs<mode>2): Likewise.
22696 (ssse3_phaddwv4hi3): Set prefix_extra.
22697 (ssse3_phadddv2si3): Likewise.
22698 (ssse3_phaddswv4hi3): Likewise.
22699 (ssse3_phsubwv4hi3): Likewise.
22700 (ssse3_phsubdv2si3): Likewise.
22701 (ssse3_phsubswv4hi3): Likewise.
22702 (ssse3_pmaddubswv4hi3): Likewise.
22703 (ssse3_pmulhrswv4hi3): Likewise.
22704 (ssse3_pshufbv8qi3): Likewise.
22705 (ssse3_psign<mode>3): Likewise.
22706 (ssse3_palignrdi): Likewise.
22707 (abs<mode>2): Likewise.
22708 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
22709 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
22710 (sse2_pmovmskb): Set mode to SI instead of V2DF.
22712 2007-04-23 Nick Clifton <nickc@redhat.com>
22714 * params.def: Fix formatting of emacs local variables.
22716 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
22718 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
22719 move if inter-unit move isn't allowed.
22720 Don't split moving the first element of V2DI to DI to inter-unit
22721 move if inter-unit move isn't allowed.
22723 2007-04-23 Richard Guenther <rguenther@suse.de>
22725 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
22726 and CDI_POST_DOMINATORS separately.
22728 2007-04-23 Nick Clifton <nickc@redhat.com>
22730 * c.opt (Wformat-contains-nul): Add warning attribute.
22732 2007-04-23 Jan Hubicka <jh@suse.cz>
22734 * function.c (init_function_start): Don't init line number info.
22735 (expand_function_end): Update.
22736 (reset_block_changes, record_block_change, finalize_block_changes,
22737 check_block_change, free_block_changes): Kill.
22738 * function.h (reset_block_changes, record_block_change,
22739 finalize_block_changes, check_block_change, free_block_changes):
22741 (struct function): Remove ib_boundaries_block.
22742 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
22743 Use curr_insn_locator to initialize locator.
22744 (emit_line_note): Remove.
22745 * cfgexpand.c (expand_gimple_cond_expr): Update.
22746 (construct_exit_block): Likewise.
22747 (tree_expand_cfg): Initialize/finalize locators.
22748 * expr.c (expand_expr_real): Update.
22749 * cfglayout.c (line_locators_locs, line_locators_lines,
22750 file_locators_locs, file_locators_files): Remove.
22751 (set_block_levels): Move to cfgexpand.c.
22752 (insn_locators_initialize): Remove.
22753 (pass_insn_locators_initialize): Remove.
22754 (locations_locators_locs, locations_locators_vals): New static vars.
22755 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
22757 (insn_locators_alloc, insn_locators_finalize,
22758 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22760 (locator_location): New.
22761 (locator_line, locator_file): Rewrite.
22762 * rtl.h (emit_line_note): Kill.
22763 (insn_locators_alloc, insn_locators_finalize,
22764 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22766 * tree-inline.c (initialize_cfun): Do not initialize
22767 ib_boundaries_block.
22768 * passes.c (pass_insn_locators_initialize): Remove.
22770 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
22772 PR middle-end/31448
22773 * expr.c (reduce_to_bit_field_precision): Handle
22776 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
22778 PR tree-optimization/24659
22779 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
22780 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
22781 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
22782 * genopinit.c (optabs): Rename vec_pack_mod_optab
22783 to vec_pack_trunc_optab.
22784 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
22785 early for scalar floating point operands for NOP_EXPR.
22786 (vectorizable_type_promotion): Ditto.
22787 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
22788 vec_pack_trunc_optab.
22789 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
22791 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
22792 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
22793 Rename from VEC_PACK_MOD_EXPR.
22794 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
22795 * expr.c (expand_expr_real_1): Ditto.
22796 * tree-inline.c (estimate_num_insns_1): Ditto.
22797 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
22799 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
22800 (vec_unpacks_lo_v4sf): Ditto.
22801 (vec_pack_trunc_v2df): Ditto.
22802 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
22803 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
22804 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
22806 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
22808 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
22810 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
22811 Rename from VEC_PACK_MOD_EXPR. This expression also represent
22812 packing of floating point operands.
22813 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
22814 represent unpacking of floating point operands.
22815 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
22816 [vec_unpacks_hi]: Ditto.
22817 [vec_unpacks_lo]: Ditto.
22819 2007-04-22 Jan Hubicka <jh@suse.cz>
22821 * final.c (rest_of_handle_final): Call
22822 targetm.asm_out.constructor/targetm.asm_out.destructor
22823 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
22824 proper priority via decl_*_priority_insert.
22825 * c-common.c (c_expand_body): Likewise.
22827 2007-04-22 Richard Guenther <rguenther@suse.de>
22829 PR tree-optimization/29789
22830 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
22831 (rewrite_reciprocal): New helper split out from
22832 determine_invariantness_stmt.
22833 (rewrite_bittest): Likewise.
22834 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
22835 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
22838 2007-04-22 Revital Eres <eres@il.ibm.com>
22840 * loop-unroll.c (var_to_expand): New field to support also
22841 insns of the form x = something + x.
22842 (analyze_insn_to_expand_var): Use it.
22843 (expand_var_during_unrolling): Likewise.
22845 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
22847 * predict.c: Include pointer-set.h.
22848 (bb_predictions): New variable.
22849 (tree_predicted_by_p, tree_predict_edge,
22850 remove_predictions_associated_with_edge): Use bb_predictions map
22851 instead of bb->predictions.
22852 (clear_bb_predictions, assert_is_empty): New functions.
22853 (combine_predictions_for_bb): Use bb_predictions map. Call
22854 clear_bb_predictions.
22855 (tree_estimate_probability): Create and free bb_predictions map.
22856 * Makefile.in (predict.o): Add pointer-set.h dependency.
22857 * basic-block.h (struct basic_block_def): Remove predictions
22859 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
22861 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
22864 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
22867 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22869 * timevar.c (timevar_print): Change reference of --disable-checking to
22870 --enable-checking=release. Also warn if assert checking is disabled.
22872 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22875 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
22876 decl as addressable if the compound literal was marked as
22878 Mark the decl as a gimple register if it is a complex or
22879 vector decl and does not live in memory.
22881 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22883 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
22884 (GENERIC_NEXT): New function macro.
22885 (PHI_CHAIN): Use phi_node's new chain variable.
22886 (tree_phi_node): Change tree_common to tree_base
22887 and add the chain field.
22888 * tree-phinodes.c (make_phi_node): Don't set
22889 TREE_TYPE on the new node.
22890 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
22891 instead of checking GIMPLE_TUPLE_P in chain_next.
22892 * tree-vect-transform.c
22893 (get_initial_def_for_induction): Look at
22894 PHI_RESULT_TREE for the type of the phi node.
22895 (update_vuses_to_preheader): Use PHI_CHAIN
22896 instead of TREE_CHAIN on the phi node.
22897 * tree-ssa-structalias.c (compute_points_to_sets):
22899 (ipa_pta_execute): Likewise.
22901 2007-04-21 Richard Guenther <rguenther@suse.de>
22903 PR middle-end/31136
22904 * fold-const.c (fold_unary): Call fold_convert_const on the
22907 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
22909 * gcse.c (store_killed_in_insn): Handle PARALLELs.
22910 (store_killed_in_pat): New.
22912 2007-04-20 Richard Henderson <rth@redhat.com>
22915 * config/i386/i386.c (type_has_variadic_args_p): Look for any
22916 TREE_LIST with a void_type_node value, not void_list_node exactly.
22918 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
22920 * doc/standards.texi: Re-arrange into language-specific
22921 subsections. Add a C++ section, documenting which standards we
22924 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
22926 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
22927 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
22929 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
22931 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
22932 ecrti.o and crtbegin.o.
22933 (LIB_DEFAULT_SPEC): Include -lc.
22934 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
22936 2007-04-20 Richard Henderson <rth@redhat.com>
22939 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
22940 argument; update all callers.
22941 (get_unaligned_offset): New.
22942 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
22943 get_unaligned_address, just pass on the address directly.
22944 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
22945 the subreg in the helper patterns.
22946 (unaligned_extendqidi_le): Use get_unaligned_offset.
22947 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
22948 (unaligned_extendhidi_be): Likewise.
22949 (unaligned_extendhidi): Tidy.
22950 * config/alpha/alpha-protos.h: Update.
22952 2007-04-20 Richard Henderson <rth@redhat.com>
22954 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
22955 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
22956 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
22957 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22958 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22959 (CPP_SPEC): Don't include %(cpp_subtarget).
22960 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
22961 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22962 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
22964 2007-04-20 Jakub Jelinek <jakub@redhat.com>
22966 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
22967 for __builtin_ia32_cmpordss.
22969 PR tree-optimization/31632
22970 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
22971 and arg1 for optimizations of comparison against min/max values.
22972 Fold arg0 to arg1's type for optimizations of comparison against
22973 min+1 and max-1 values.
22975 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
22977 * reload.c (combine_reloads): When trying to use a dying register,
22978 check whether it's uninitialized and don't use if so.
22980 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
22982 * fold-const.c: Remove prototypes for native_encode_expr and
22983 native_interpret_expr.
22984 (native_encode_expr): Make non-static.
22985 (native_interpret_expr): Likewise.
22986 * tree.h: Add prototypes for the above.
22988 2007-04-19 Joseph Myers <joseph@codesourcery.com>
22990 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
22991 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
22992 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
22993 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
22994 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
22995 Add length attributes.
22997 2007-04-19 Janis Johnson <janis187@us.ibm.com>
22999 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
23002 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
23003 __STDC_WANT_DEC_FP__.
23005 2007-04-19 Joseph Myers <joseph@codesourcery.com>
23007 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
23008 for long double compatibility.
23009 * configure: Regenerate.
23011 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
23013 PR rtl-optimization/29841
23014 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
23016 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
23017 that may cause control flow transfer from being moved.
23019 2007-04-18 Jan Hubicka <jh@suse.cz>
23021 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
23024 2007-04-18 Eric Christopher <echristo@apple.com>
23026 * config/rs6000/darwin.md (load_macho_picbase): Use link register
23027 only. Update operands.
23028 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
23029 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
23030 link register to pic register.
23032 2007-04-18 Dirk Mueller <dmueller@suse.de>
23034 PR diagnostic/31227
23035 * tree-vrp.c (search_for_addr_array): New.
23036 (check_array_bounds): Suppress warning about
23037 address taken of array refs if its not de-referenced.
23039 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
23041 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
23042 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
23044 * tree-vectorizer.h (NITERS_KNOWN_P): New.
23045 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
23046 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
23048 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
23050 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
23052 (vect_analyze_scalar_cycles): Fix indentation.
23053 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
23054 (vect_mark_relevant): Include phis in relevance analysis.
23056 * tree-vect-transform.c (vect_transform_loop): Add an assert.
23058 2007-04-18 Anatoly Sokolov <aesok@post.ru>
23060 * config/avr/avr.c (ptrreg_to_str): Replace error() with
23061 output_operand_lossage().
23063 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
23065 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
23066 the unused code for reduction without adjust-in-epilog to simplify the
23069 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
23071 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
23072 (S390_TDC_NEGATIVE_ZERO): New constant.
23073 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
23074 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
23075 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
23076 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
23077 (S390_TDC_POSITIVE_INFINITY): New constant.
23078 (S390_TDC_NEGATIVE_INFINITY): New constant.
23079 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
23080 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
23081 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
23082 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
23083 (S390_TDC_INFINITY): New constant.
23084 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
23085 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
23086 optimization for UNSPEC_CCZ_TO_INT.
23087 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
23088 ("*ccz_to_int"): New insn.
23089 ("isinf<mode>2"): New insn.
23090 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
23091 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
23092 (UNSPEC_CCZ_TO_INT): New constant.
23094 2007-04-18 Richard Guenther <rguenther@suse.de>
23096 PR tree-optimization/19431
23097 PR tree-optimization/21463
23098 * tree-pass.h (pass_phiprop): Declare.
23099 * passes.c (init_optimization_passes): New phiprop pass.
23100 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
23101 (phivn_valid_p): New helper function.
23102 (phiprop_insert_phi): Likewise.
23103 (propagate_with_phi): Likewise.
23104 (tree_ssa_phiprop): New propagator propagating loads
23105 through phi nodes if profitable.
23107 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
23109 * tree-vect-analyze.c (process_use): New function.
23110 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
23111 Check phis in all bbs.
23112 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
23115 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
23117 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
23120 2007-04-17 Anatoly Sokolov <aesok@post.ru>
23123 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
23126 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
23128 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
23130 (sse_vmmulv4sf3): Likewise.
23131 (sse2_vmaddv2df3): Likewise.
23132 (sse2_vmmulv2df3): Likewise.
23134 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
23136 PR rtl-optimization/31360
23137 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
23138 (target_reg_cost): New.
23139 (init_set_costs): Initialize target_reg_cost. Add comments
23140 regarding the rationale of the costs.
23141 (global_cost_for_size): Renamed to...
23142 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
23143 of register pressure.
23144 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
23145 estimate_reg_pressure_cost. Add number of ivs.
23146 (determine_set_costs): Dump target_reg_cost.
23147 * loop-invariant.c (gain_for_invariant): Use
23148 estimate_reg_pressure_cost. Removed n_inv_uses argument.
23149 (best_gain_for_invariant, find_invariants_to_move): Remove
23151 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
23152 (target_reg_cost): Declare.
23153 (global_cost_for_size): Declaration removed.
23154 (estimate_reg_pressure_cost): Declare.
23156 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
23158 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
23159 regnos into even/odd register pairs.
23160 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
23161 TDmode similar to the other floating point modes.
23162 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
23163 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
23165 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
23166 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
23167 (movdd_hardfloat64): Use TARGET_MFPGPR.
23169 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
23171 * reload1.c (delete_output_reload): Don't count output in n_inherited.
23174 2005-01-05 Richard Henderson <rth@redhat.com>
23176 * reload1.c (do_input_reload): Restrict the optimization deleteing
23177 a previous output reload to RELOAD_FOR_INPUT.
23179 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
23181 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
23182 induc_vec_info_type.
23183 (vectorizable_induction): New function declaration.
23184 * tree-vect-transform.c (get_initial_def_for_induction): No need to
23185 check if already vectorized. Find first place in BB where new stmts
23186 can be inserted. Takes only one argument.
23187 (vectorizable_induction): New function.
23188 (vect_transform_stmt): Add case for induc_vec_info_type to call
23189 vectorizable_induction.
23190 (vect_transform_loop): Consider phis for vectorization.
23191 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
23193 (analyze_operations): Call vectorizable_induction when analyzing phis.
23195 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
23196 (vect_mark_relevant): Include phis in relevance analysis.
23197 (vect_mark_stmts_to_be_vectorize): Likewise.
23198 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
23200 2007-04-16 Lawrence Crowl <crowl@google.com>
23202 * doc/invoke.texi (Debugging Options): Add documentation for the
23203 -femit-struct-debug options -femit-struct-debug-baseonly,
23204 -femit-struct-debug-reduced, and
23205 -femit-struct-debug-detailed[=...].
23207 * c-opts.c (c_common_handle_option): Add
23208 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
23209 and OPT_femit_struct_debug_detailed_.
23210 * c.opt: Add specifications for
23211 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
23212 and -femit-struct-debug-detailed[=...].
23213 * opts.c (set_struct_debug_option): Parse the
23214 -femit-struct-debug-... options.
23215 * opts.c (matches_main_base, main_input_basename,
23216 main_input_baselength, base_of_path, matches_main_base): Add
23217 variables and functions to compare header base name to compilation
23219 * opts.c (should_emit_struct_debug): Add to determine to emit a
23220 structure based on the option.
23221 (dump_struct_debug) Also disabled function to debug this
23223 * opts.c (handle_options): Save the base name of the
23226 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
23227 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
23228 This hook indicates if a type is generic. Set it by default
23229 to "never generic".
23230 * langhooks.h (struct lang_hooks_for_types): Add a new hook
23231 to determine if a struct type is generic or not.
23232 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
23233 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
23234 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
23235 with live C++ hook.
23237 * flags.h (enum debug_info_usage): Add an enumeration to describe
23238 a program's use of a structure type.
23239 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
23240 to indicate the program's usage of the type. Filter structs based
23241 on the -femit-struct-debug-... specification.
23242 (gen_type_die): Split into two routines, gen_type_die and
23243 gen_type_die_with_usage. gen_type_die is now a wrapper
23244 that assumes direct usage.
23245 (gen_type_die_with_usage): Replace calls to gen_type_die
23246 with gen_type_die_with_usage adding the program usage of
23247 the referenced type.
23248 (dwarf2out_imported_module_or_decl): Suppress struct debug
23249 information using should_emit_struct_debug when appropriate.
23251 2007-04-16 Ian Lance Taylor <iant@google.com>
23253 PR tree-optimization/31522
23254 * tree-vrp.c (vr_phi_edge_counts): New static variable.
23255 (vrp_initialize): Allocate vr_phi_edge_counts.
23256 (vrp_visit_phi_node): Don't push to infinity if we saw a new
23257 executable edge. Drop test for all constants.
23258 (vrp_finalize): Free vrp_phi_edge_counts.
23260 * doc/cpp.texi (Common Predefined Macros): Clarify description of
23261 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
23263 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
23264 predecessors at head rather than tail.
23266 2007-04-16 Matthias Klose <doko@debian.org>
23268 * config/alpha/linux.h (CPP_SPEC): Define.
23269 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
23271 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
23273 * function.h: Remove sequence_stack extern declaration.
23275 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
23277 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
23279 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
23282 2007-04-16 Anatoly Sokolov <aesok@post.ru>
23284 * config/avr/avr.c (avr_arch_types): Rearranging array.
23285 (enum avr_arch): Add.
23286 (avr_mcu_types): Use avr_arch enumeration constants instead of
23288 * config/avr/avr.h (LINK_SPEC): Simplify.
23290 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
23292 * config/m68k/m68k.c (m68k_libcall_value,
23293 m68k_function_value): Use macros for register names more.
23295 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
23297 (M68K_REGNAME): Use A6_REG.
23298 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
23300 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
23302 PR middle-end/28071
23303 * sched-int.h (struct deps): Split field 'pending_lists_length' into
23304 'pending_read_list_length' and 'pending_write_list_length'. Update
23306 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
23307 to handle two length counters instead of one. Update all uses.
23308 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
23309 two length counters instead of one.
23310 * sched-rgn.c (propagate_deps): Update to handle two length counters
23313 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
23316 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
23317 copy of source, pass it to ix86_expand_vector_set and return
23320 2007-04-16 David Ung <davidu@mips.com>
23321 Joseph Myers <joseph@codesourcery.com>
23323 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
23324 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
23325 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
23326 Add 74K processor information.
23327 * config/mips/mips.md: Include 74k.md.
23328 (cpu): Add 74kc,74kf,74kx.
23329 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
23330 * config/mips/74k.md: New.
23331 * doc/invoke.texi (MIPS Options): Document 74K support.
23333 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
23335 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
23336 vectorizable_* functions.
23337 * tree-vect-transform.c (vectorizable_call): Add check for
23338 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
23339 (vectorizable_store): likewise.
23340 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
23342 (vectorizable_operation, vectorizable_type_demotion): Likewise.
23343 (vectorizable_type_promotion, vectorizable_load): Likewise.
23344 (vectorizable_live_operation, vectorizable_condition): Likewise.
23345 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
23347 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
23349 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
23351 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
23352 register numbers more.
23353 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
23354 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
23355 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
23356 FUNCTION_VALUE_REGNO_P): Likewise.
23357 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
23358 STATIC_CHAIN_REGNUM): Likewise.
23359 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
23360 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
23361 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
23362 * config/m68k/m68k.md (FP_REG): New.
23364 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
23366 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
23369 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
23371 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
23372 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
23375 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23377 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
23380 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
23383 * c-decl.c (finish_decl): Grab the type of the decl after the call
23384 to store_init_value.
23386 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
23388 * common.opt (fforward-propagate): Fix "Optimization" annotation.
23390 2007-04-14 Jakub Jelinek <jakub@redhat.com>
23393 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
23394 dominators, post dominators and cleanup cfg before returning.
23396 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
23398 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
23399 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
23401 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
23403 * config.gcc: Recognize fido.
23404 * config/m68k/m68k-devices.def (fidoa): New.
23405 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
23407 (FL_FIDOA, TARGET_FIDOA): New.
23408 * config/m68k/m68k.opt (mfidoa): New.
23410 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23412 PR middle-end/31322
23413 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
23414 when a personality function is used.
23416 2007-04-13 Bob Wilson <bob.wilson@acm.org>
23418 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
23420 2007-04-13 Mike Stump <mrs@apple.com>
23422 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
23424 * config/darwin.opt (fapple-kext): Make C++ only.
23425 * config/darwin.c (darwin_override_options): Remove code to ensure
23426 -fapple-kext is given for C++ only.
23428 2007-04-13 Richard Sandiford <richard@codesourcery.com>
23430 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
23431 * config/mips/mips.c (override_options): Call
23432 SUBTARGET_OVERRIDE_OPTIONS, if defined.
23434 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
23436 * config/i386/i386.opt (msvr3-shlib): Removed.
23438 * doc/invoke.texi: Remove -msvr3-shlib.
23440 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
23442 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
23443 with "popcnt" instruction.
23445 2007-04-13 Richard Guenther <rguenther@suse.de>
23447 PR tree-optimization/21258
23448 * tree-vrp.c (compare_case_labels): New helper.
23449 (find_switch_asserts): New function.
23450 (find_assert_locations): Call it for SWITCH_EXPRs.
23452 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
23454 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
23455 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
23456 check is now implied in X87_FLOAT_MODE_P.
23457 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
23458 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
23459 (fix_trunc<mode>_i386_fisttp): Ditto.
23460 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
23461 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
23462 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
23463 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
23464 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
23465 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
23466 (unnamed_splitters): Ditto.
23467 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
23468 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
23469 FIRST_SSE_REG for local functions when SSE math is enabled or
23470 for functions with sseregparm attribute.
23471 (standard_80387_constant_p): Return -1 if mode is not
23473 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
23474 (ix86_expand_compare): Ditto.
23475 (ix86_expand_carry_flag_compare): Ditto.
23476 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
23477 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
23478 DECIMAL_FLOAT_MODE_P.
23479 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
23480 of SCALAR_FLOAT_MODE_P.
23481 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
23482 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
23483 checks before FLOAT_MODE_P.
23484 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
23485 before FLOAT_MODE_P.
23490 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
23492 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
23493 Charles Wilson <libtool@cwilson.fastmail.fm>
23495 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
23496 (libgcc.mvars): Don't depend on them.
23497 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
23498 * exec-tool.in: New.
23500 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
23502 * doc/invoke.text (--help): Document --help=common.
23504 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
23506 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
23508 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23510 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
23511 * genemit.c (main): Emit #include "integrate.h".
23512 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
23513 (LOADGP_RTP): New mips_loadgp_style.
23514 * config/mips/mips.h: Include config/vxworks-dummy.h.
23515 (TARGET_RTP_PIC): New macro.
23516 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
23517 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
23518 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
23519 for TARGET_RTP_PIC.
23520 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
23521 -mvxworks-pic when using -mrtp and a PIC option.
23522 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
23524 (mips_symbolic_constant_p, mips_symbolic_address_p)
23525 (mips_symbol_insns): Handle SYMBOL_HALF.
23526 (override_options): Warn about -G and -mrtp being used together.
23527 Initialize mips_lo_relocs[SYMBOL_HALF].
23528 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
23529 (mips_emit_loadgp): Handle LOADGP_RTP.
23530 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
23531 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
23532 (tablejump): Handle function-relative case table entries if
23534 * config/mips/predicates.md (symbol_ref_operand): New predicate.
23536 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23538 * config/mips/mips.md (load_call<mode>): Allow any general register.
23540 (sibcall_value_internal, sibcall_value_multiple_internal)
23541 (call_value_internal, call_value_split, call_value_multiple_internal)
23542 (call_value_multiple_split): Remove constraints from operand 0.
23544 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23546 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
23547 rather than loadgp_noshared.
23548 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
23549 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
23551 * config/mips/mips.md (loadgp): Rename to...
23552 (loadgp_newabi): ...this.
23553 (loadgp_noshared): Rename to...
23554 (loadgp_absolute): ...this.
23556 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23558 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
23559 false for locally-binding symbols.
23560 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
23562 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23564 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
23565 (SYMBOL_GOT_PAGE_OFST): ...this.
23566 (SYMBOL_GOT_GLOBAL): Rename to...
23567 (SYMBOL_GOT_DISP): ...this.
23568 (SYMBOL_GOTOFF_GLOBAL): Rename to...
23569 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
23570 * config/mips/mips.c (mips_global_symbol_p): New function.
23571 (mips_symbol_binds_local_p): Likewise.
23572 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
23573 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
23574 mips_global_symbol_p and mips_symbol_binds_local_p.
23575 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
23576 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
23577 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
23578 SYMBOL_GOTOFF_DISP.
23579 (mips_ok_for_lazy_binding_p): New function.
23580 (mips_load_call_address, mips_expand_call): Use it.
23581 (mips_dangerous_for_la25_p): Likewise.
23582 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
23583 (*got_disp<mode>): Use got_disp_operand instead of
23584 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
23585 SYMBOL_GOTOFF_GLOBAL.
23586 (*got_page<mode>): Use got_page_ofst_operand instead of
23588 * config/mips/predicates.md (const_call_insn_operand): Use
23589 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
23590 (global_got_operand): Rename to...
23591 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
23593 (local_got_operand): Rename to...
23594 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
23595 of SYMBOL_GOT_LOCAL.
23597 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23599 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
23600 TARGET_CALL_CLOBBERED_GP.
23601 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23602 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
23603 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
23604 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
23605 of TARGET_ABICALLS && !TARGET_NEWABI.
23606 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23607 * config/mips/mips.c (mips_load_call_address): Check
23608 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
23609 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23610 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
23611 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
23612 TARGET_ABICALLS && TARGET_NEWABI.
23613 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
23615 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
23616 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
23617 TARGET_ABICALLS && TARGET_NEWABI.
23618 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
23619 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
23620 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
23621 whether indirect calls must use $25.
23622 (mips_extra_live_on_entry): Check TARGET_GOT instead of
23624 * config/mips/mips.md (jal_macro): Check flag_pic and
23625 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
23626 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
23627 instead of TARGET_ABICALLS.
23628 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
23629 TARGET_ABICALLS && TARGET_OLDABI.
23630 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23631 (sibcall): In the comment above the define_insn, mention
23632 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
23633 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
23634 instead of TARGET_ABICALLS.
23636 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
23638 * doc/md.texi (Blackfin family constraints): Document PA and PB.
23639 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
23640 (MACFLAGS_MATCH_P): New macro.
23641 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
23642 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
23643 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
23644 the other MACFLAG constants.
23645 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
23646 (flag_machi): Tighten constraints. Renumber some of the operands.
23647 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
23649 (flag_machi_parts_acconly): New pattern.
23650 (flag_macinithi): Tighten constraints. Allow any accumulator to be
23652 (flag_macinit1hi): Tighten constraints.
23653 (flag_mul_macv2hi_parts_acconly): New pattern.
23655 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
23656 Use a more efficient implementation.
23657 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
23658 inline sequences when not optimizing for size.
23660 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
23661 movhi_high2low): Delete, merge functionality into...
23662 (packv2hi): ... this pattern.
23664 2007-02-11 Jie Zhang <jie.zhang@analog.com>
23665 * config/bfin/bfin.opt (msim): New option.
23666 (mcpu=): New option.
23667 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
23668 (bfin_cpu_t): Typedef of enum bfin_cpu.
23669 (bfin_cpu_type): New declaration.
23670 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
23671 -msim and -mcpu= options.
23672 (LIB_SPEC): Likewise.
23673 * config/bfin/bfin.c (bfin_cpu_type): Define.
23674 (bfin_handle_option): Handle -mcpu= option.
23675 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
23676 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
23677 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
23679 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23681 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
23682 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
23683 (powerpc-wrs-vxworksae): Use ${tm_file}.
23684 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
23685 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
23686 * config/i386/vx-common.h: New file.
23688 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23690 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
23693 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
23695 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
23698 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
23702 * c-common.c (c_build_qualified_type): Set canonical type
23705 2007-04-12 Richard Guenther <rguenther@suse.de>
23707 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
23708 lower bound and element size if lower bound is not zero
23709 or either of the ARRAY_REF operands is set.
23711 2007-04-12 Richard Guenther <rguenther@suse.de>
23713 PR tree-optimization/24689
23714 PR tree-optimization/31307
23715 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
23717 * gimplify.c (canonicalize_addr_expr): To be consistent with
23718 gimplify_compound_lval only set operands two and three of
23719 ARRAY_REFs if they are not gimple_min_invariant. This makes
23720 it never at this place.
23721 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
23723 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23725 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
23726 null before emitting a .nsubspa directive.
23728 2007-04-11 Diego Novillo <dnovillo@redhat.com>
23730 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
23731 need_to_partition_p if there are no memory statements in the
23734 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23736 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
23737 (gcd_of_steps_may_divide_p): New function.
23738 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
23740 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
23742 * reload.c (find_reloads_toplev, find_reloads_address,
23743 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
23744 not a pointer equality test, to decide if we need to call
23745 push_reg_equiv_alt_mem.
23747 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
23749 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
23750 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
23752 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
23754 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23756 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
23757 vector to be positive.
23759 2007-04-11 Diego Novillo <dnovillo@redhat.com>
23763 * doc/invoke.texi: Document --params max-aliased-vops and
23765 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
23766 debug_memory_partitions): Move to tree-flow.h
23767 * params.h (AVG_ALIASED_VOPS): Define.
23768 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
23770 (mp_info_t): Likewise.
23771 (get_mem_sym_stats_for): New.
23772 (set_memory_partition): Move from tree-flow-inline.h.
23773 (mark_non_addressable): Only clear the set of symbols for the
23774 partition if it exists.
23775 (dump_memory_partitions): Move from tree-ssa-operands.c
23776 (debug_memory_partitions): Likewise.
23777 (need_to_partition_p): New.
23778 (dump_mem_ref_stats): New.
23779 (debug_mem_ref_stats): New.
23780 (dump_mem_sym_stats): New.
23781 (debug_mem_sym_stats): New.
23782 (update_mem_sym_stats_from_stmt): New.
23783 (compare_mp_info_entries): New.
23784 (mp_info_cmp): Call it.
23785 (sort_mp_info): Change argument to a list of mem_sym_stats_t
23787 (get_mpt_for): Move from tree-ssa-operands.c.
23788 (find_partition_for): New.
23789 (create_partition_for): Remove.
23790 (estimate_vop_reduction): New.
23791 (update_reference_counts): New.
23792 (build_mp_info): New.
23793 (compute_memory_partitions): Refactor.
23794 Document new heuristic.
23795 Call build_mp_info, update_reference_counts,
23796 find_partition_for and estimate_vop_reduction.
23797 (compute_may_aliases): Populate virtual operands before
23798 calling debugging dumps.
23799 (delete_mem_sym_stats): New.
23800 (delete_mem_ref_stats): New.
23801 (init_mem_ref_stats): New.
23802 (init_alias_info): Call it.
23803 (maybe_create_global_var): Remove alias_info argument.
23804 Get number of call sites and number of pure/const call sites
23805 from gimple_mem_ref_stats().
23806 (dump_alias_info): Call dump_memory_partitions first.
23807 (dump_points_to_info_for): Show how many times a pointer has
23809 * opts.c (decode_options): For -O2 set --param
23810 max-aliased-vops to 500.
23811 For -O3 set --param max-aliased-vops to 1000 and --param
23812 avg-aliased-vops to 3.
23813 * fortran/options.c (gfc_init_options): Remove assignment to
23815 * tree-flow-inline.h (gimple_mem_ref_stats): New.
23816 * tree-dfa.c (dump_variable): Dump memory reference
23818 Dump NO_ALIAS* settings.
23819 (referenced_var_lookup): Tidy.
23820 (mem_sym_stats): New.
23821 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
23822 and ORIG are different SSA names for a memory partition.
23823 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
23824 * tree-flow.h (struct mem_sym_stats_d): Define.
23825 (mem_sym_stats_t): Define.
23826 (struct mem_ref_stats_d): Define.
23827 (struct gimple_df): Add field mem_ref_stats.
23828 (enum noalias_state): Define.
23829 (struct var_ann_d): Add bitfield noalias_state.
23830 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
23831 debug_mem_ref_stats, debug_memory_partitions,
23832 debug_mem_sym_stats): Declare.
23833 * tree-ssa-structalias.c (update_alias_info): Update call
23834 sites, pure/const call sites and asm sites in structure
23835 returned by gimple_mem_ref_stats.
23836 Remove local variable IS_POTENTIAL_DEREF.
23837 Increase NUM_DEREFS if the memory expression is a potential
23839 Call update_mem_sym_stats_from_stmt.
23840 If the memory references memory, call
23841 update_mem_sym_stats_from_stmt for all the direct memory
23842 symbol references found.
23843 (intra_create_variable_infos): Set noalias_state field for
23844 pointer arguments according to the value of
23845 flag_argument_noalias.
23846 * tree-ssa-structalias.h (struct alias_info): Remove fields
23847 num_calls_found and num_pure_const_calls_found.
23848 (update_mem_sym_stats_from_stmt): Declare.
23849 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
23850 Set default value to 100.
23851 (PARAM_AVG_ALIASED_VOPS): Define.
23853 2007-04-11 Richard Guenther <rguenther@suse.de>
23855 PR middle-end/31530
23856 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
23857 a * -b + c as c - a * b if we honor sign dependent rounding.
23859 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
23861 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
23862 bfin_expand_strmov.
23863 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
23864 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
23866 (initialize_trampoline): Don't use old-style function definition.
23867 (bfin_secondary_reload): Mark IN_P argument as unused.
23869 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
23871 PR tree-optimization/31343
23872 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
23873 (build_polynomial_chrec): Return a scalar when the evolution is zero.
23874 * testsuite/gcc.dg/vect/pr31343.c: New.
23876 2007-04-10 Eric Christopher <echristo@apple.com>
23878 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
23879 * config/i386/i386.md (*cmpfp0): Use.
23880 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
23881 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
23882 (fix_trunc<mode>_i386_fisttp): Ditto.
23883 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
23884 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
23885 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
23886 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
23887 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
23888 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
23889 (unnamed_splitters): Ditto.
23890 * config/i386/i386.c (output_fix_trunc): Assert that
23891 we're not being passed a TFmode operand.
23893 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
23895 PR tree-optimization/31526
23896 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
23897 n_basic_blocks to find newly added blocks.
23899 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
23901 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
23903 (fix_trunc<mode>si_sse): Ditto.
23904 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
23905 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
23906 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
23907 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
23908 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
23909 expander using SSEMODEF mode macro.
23910 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
23911 expander using SSEMODEF mode macro.
23912 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
23913 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
23914 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
23915 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
23916 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
23917 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
23918 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
23919 Macroize insn using X87MODEF mode macro.
23921 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
23923 * config/i386/sse.md (sse2_pinsrw): Removed.
23924 (sse2_pextrw): Renamed to ...
23925 (*sse2_pextrw): This.
23927 2007-04-09 Jan Hubicka <jh@suse.cz>
23930 * config/i386/sse.md
23931 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
23932 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
23933 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
23934 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
23936 2007-04-09 Jan Hubicka <jh@suse.cz>
23938 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
23939 multiple fields of union.
23941 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
23943 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
23944 (create_preheaders): Check that loops are available.
23945 (fix_loop_structure): Clean up, improve comments.
23946 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
23947 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
23949 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
23950 * predict.c (tree_estimate_probability): Do not call
23951 calculate_dominance_info. Call create_preheaders.
23952 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
23953 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
23955 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
23956 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
23957 * tree-cfg.c (tree_split_edge): Make an assert more precise.
23958 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
23961 2007-04-08 Jan Hubicka <jh@suse.cz>
23963 * tree.h (maybe_fold_offset_to_component_ref): Declare.
23964 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
23965 * fold-const.c (fold_unary): Use it.
23967 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
23969 * varasm.c (assemble_variable): Remove call to
23970 lang_hooks.decls.prepare_assemble_variable.
23971 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
23972 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
23973 * langhooks.h (lang_hooks_for_decls): Remove
23974 prepare_assemble_variable.
23976 2007-04-08 Mike Stump <mrs@apple.com>
23978 * config/i386/i386.c: Use inc/dec on Core2.
23980 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
23982 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
23983 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
23984 lhd_tree_inlining_end_inlining): Remove.
23985 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
23986 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
23987 end_inlining hooks.
23988 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
23989 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
23990 lhd_tree_inlining_end_inlining): Remove prototypes.
23991 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
23992 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
23993 LANG_HOOKS_TREE_INLINING_START_INLINING,
23994 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
23996 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
23999 2007-04-08 Anatoly Sokolov <aesok@post.ru>
24002 * config/avr/predicates.md (io_address_operand): Delete predicate.
24003 (low_io_address_operand): Don't use 'mode' argument.
24004 (higth_io_address_operand): Rename ...
24005 (high_io_address_operand): ... to this. Don't use 'mode' argument.
24006 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
24009 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
24011 Revert change removing staticp.
24013 2007-04-07 Anatoly Sokolov <aesok@post.ru>
24016 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
24019 2007-04-07 Bruce Korb <bkorb@gnu.org>
24021 * c.opt: Add -Wformat-contains-nul.
24022 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
24024 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
24025 the NUL byte warning.
24027 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
24029 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
24031 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
24033 * tree.c (staticp): No longer use staticp langhook.
24034 * langhooks.c (lhd_staticp): Removed.
24035 * langhooks.h (struct lang_hooks): Remove staticp.
24036 * c-common.c (c_staticp): Remove.
24037 * c-common.h (c_staticp): Ditto.
24038 * langhooks-defs.h (lhd_staticp): Ditto.
24039 (LHD_HOOKS_STATICP): Ditto
24040 * tree.h (gcc_assert_lowered): New macro.
24042 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
24044 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
24045 argument "reliable".
24046 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
24047 Add argument "reliable". Propagate it through calls.
24048 (infer_loop_bounds_from_undefined): Derive number of iterations
24049 estimates from references in blocks that do not dominate loop latch.
24050 (gcov_type_to_double_int): New function.
24051 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
24052 and expected_loop_iterations_unbounded.
24053 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
24054 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
24055 * tree-data-ref.c (estimated_loop_iterations): Export.
24056 (get_references_in_stmt): Fix -- do not return addresses of local
24058 * cfgloop.h (expected_loop_iterations_unbounded,
24059 estimated_loop_iterations): Declare.
24061 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
24063 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
24065 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
24067 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
24068 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
24069 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
24070 Use output_387_reg_move().
24071 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
24072 expander using X87MODEF12 mode macro.
24073 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
24074 choosing register preferences. Use output_387_reg_move().
24075 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
24076 instead of "x". Use output_387_reg_move().
24077 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
24078 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
24079 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
24080 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
24081 Use output_387_reg_move().
24082 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
24084 (*truncxf?f_i387 splitter): Ditto.
24086 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
24088 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
24089 LANG_HOOKS_SAFE_FROM_P.
24090 * expr.c (safe_from_p): Remove langhook call.
24091 * langhooks.h (lang_hooks): Remove safe_from_p.
24092 (lhd_safe_from_p): Remove prototype.
24093 * langhooks.c (lhd_safe_from_p): Remove.
24095 2007-04-06 Jan Hubicka <jh@suse.cz>
24097 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
24100 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
24102 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
24103 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
24104 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
24105 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
24107 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
24108 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
24110 2007-04-05 Richard Henderson <rth@redhat.com>
24112 * config/alpha/alpha.c (print_operand) [+]: Remove.
24113 (alpha_end_function): Print nop if call at end of function.
24114 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
24115 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
24116 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
24117 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
24118 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
24119 the call pattern. Update peepholes to match.
24121 2007-04-05 Janis Johnson <janis187@us.ibm.com>
24123 * doc/extend.texi (Other Builtins): Add decimal float variants
24125 * builtins.def: Ditto.
24126 * builtins.c (expand_builtin): Ditto.
24128 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
24129 H.J. Lu <hongjiu.lu@intel.com>
24132 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
24133 of V8HImode when calling ix86_binary_operator_ok.
24134 (sse2_pmaddwd): Call ix86_binary_operator_ok.
24135 (sdot_prodv8hi): Operands 1 and 2 must be register.
24137 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
24139 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
24140 initialize align to silence bogus warning.
24142 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
24144 PR middle-end/22156
24145 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
24147 (struct sra_walk_fns): Remove use_all parameter from use.
24148 (sra_hash_tree): Handle BIT_FIELD_REFs.
24149 (sra_elt_hash): Don't hash bitfld blocks.
24150 (sra_elt_eq): Skip them in parent compares as well. Handle
24152 (sra_walk_expr): Don't maintain or pass down use_all_p.
24153 (scan_use): Remove use_all parameter.
24154 (scalarize_use): Likewise. Re-expand assignment to
24155 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
24156 output, and re-scalarize after output. Don't mark anything
24158 (scalarize_ldst): Adjust.
24159 (scalarize_walk_gimple_modify_statement): Likewise.
24160 (build_element_name_1): Handle BIT_FIELD_REFs.
24161 (instantiate_element): Don't warn for any element whose parent
24162 is used as a whole.
24163 (instantiate_missing_elements_1): Return the sra_elt.
24164 (canon_type_for_field): New.
24165 (try_instantiate_multiple_fields): New.
24166 (instantiate_missing_elemnts): Use them.
24167 (mark_no_warning): Removed.
24168 (generate_one_element_ref): Handle BIT_FIELD_REFs.
24169 (REPLDUP, sra_build_elt_assignment): New.
24170 (generate_copy_inout): Use them.
24171 (generate_element_copy): Likewise. Handle bitfld differences.
24172 (generate_element_zero): Don't recurse for blocks. Use
24173 sra_build_elt_assignment.
24174 (generate_one_element_int): Take elt instead of var. Use
24175 sra_build_elt_assignment.
24176 (generate_element_init_1): Adjust.
24177 (scalarize_use, scalarize_copy): Use REPLDUP.
24178 (scalarize_ldst): Move assert before dereference.
24179 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
24181 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
24183 * regmove.c: Fix unused variable warnings due to previous commit.
24185 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
24187 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
24188 (regmove_bb_head): Remove.
24189 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
24190 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
24191 problems with fixup_match_1.
24192 Don't initialize/free regmove_bb_head.
24194 (reg_is_remote_constant_p): If an insn is in the same basic block
24195 but not before INSN, consider it remote, too.
24197 2007-04-05 Anatoly Sokolov <aesok@post.ru>
24200 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
24201 DECL_ASSEMBLER_NAME, not the DECL_NAME.
24203 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
24205 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
24206 (CONDITIONAL_REGISTER_USAGE): Likewise.
24208 2007-04-04 Richard Henderson <rth@redhat.com>
24210 * config/alpha/lib1funcs.asm: Remove unused file.
24212 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
24215 * opts.c (print_specific_help): Fix --help=<language>
24217 (common_handle_option): Support --help=common.
24219 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
24222 * gcc.c (main): Do not run the linker if
24223 print_subprocess_help indicates that it shouldn't be
24226 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
24229 * doc/invoke.texi (--help=): Document <languages> value, fix
24230 formatting in tables of values.
24232 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
24234 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
24235 dllimport attribute of virtual methods.
24237 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
24239 * config/score/crti.asm: Change _bss_start to __bss_start.
24240 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
24241 (OUTGOING_REG_PARM_STACK_SPACE) update.
24242 * config/score/score.opt: add options to make backend support
24243 score5, score5u, score7 and score7d.
24244 * config/score/score.md: Likewise.
24245 * config/score/misc.md: Likewise.
24246 * config/score/mac.md: Likewise.
24247 * doc/invoke.texi: Likewise.
24248 * doc/md.texi: update constraints define.
24250 2007-04-03 Richard Henderson <rth@redhat.com>
24252 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
24253 an appropriate type, use the mode instead.
24255 2007-04-03 Richard Sandiford <richard@codesourcery.com>
24257 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
24258 Set the default --with-arch setting to mips2.
24259 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
24260 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
24261 (MULTILIB_OSDIRNAMES): Delete.
24262 (MULTILIB_DIRNAMES): Define.
24263 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
24264 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
24265 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
24266 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
24267 VXWORKS_OS_CPP_BUILTINS.
24268 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
24269 (MIPS_DEBUGGING_INFO): Undefine.
24270 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
24272 2007-04-03 Jakub Jelinek <jakub@redhat.com>
24274 PR middle-end/30704
24275 * fold-const.c (native_encode_real): Encode real.c provided longs
24276 as a series of 32-bit native integers.
24277 (native_interpret_real): Interpret buffer as a series of 32-bit
24280 2007-04-03 Richard Guenther <rguenther@suse.de>
24282 * genpreds.c (write_insn_constraint_len): Write function
24283 optimized for CONSTRAINT_LEN implementation.
24284 (write_tm_preds_h): Output insn_constraint_len inline and
24285 use it for CONSTRAINT_LEN.
24286 (write_insn_preds_c): Don't output insn_constraint_len.
24287 * doc/md.texi (define_register_constraint): Document multi-letter
24288 constraints shall have the same length if they start with the same
24291 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
24294 * config/i386/i386.md (isinf<mode>2): Expand only when
24295 TARGET_C99_FUNCTIONS is set.
24297 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
24299 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
24300 (x86_64-*-linux*): Ditto.
24301 * config/i386/i386.opt (mpc): New option.
24302 * config/i386/i386.c (overrride_options): Handle
24303 ix87_precision_string.
24304 * config/i386/crtprec.c: New file.
24305 * config/i386/t-crtpc: Ditto.
24306 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
24307 and -mpc80 options.
24308 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
24309 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
24310 crtprec32.o, crtprec64.o and crtprec80.o.
24312 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
24313 and -mpc80 options.
24314 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
24316 2007-04-02 Eric Christopher <echristo@apple.com>
24318 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
24319 limitations on darwin.
24321 2007-04-02 Anatoly Sokolov <aesok@post.ru>
24324 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
24326 2007-04-02 Dave Korn <dave.korn@artimi.com>
24328 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
24330 2007-04-02 Dave Korn <dave.korn@artimi.com>
24332 * libgcc2.h (exception_descriptor): Don't forward-declare.
24333 (__get_eh_table_language, __get_eh_table_version): Delete
24334 prototypes of long-dead functions.
24336 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
24338 * ebitmap.h: New file
24339 * ebitmap.c: New file
24340 * Makefile.in (ebitmap.o): New target.
24342 2007-04-01 Jan Hubicka <jh@suse.cz>
24344 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
24345 before very first instruction.
24347 2007-04-01 Jan Hubicka <jh@suse.cz>
24349 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
24350 waring on 64bit hosts.
24351 * bitmap.h: Fix typo in bitmap_head_def.
24353 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
24355 PR rtl-optimization/31391
24356 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
24357 into a DELETED_LABEL note, and the label is in an empty basic
24358 block, update BB_END as well as BB_HEAD.
24360 2007-04-01 Richard Henderson <rth@redhat.com>
24362 PR tree-optimization/31169
24363 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
24364 to varying if the range is outside [0, prec-1].
24366 2007-04-01 Richard Sandiford <richard@codesourcery.com>
24369 * config/mips/mips.md (load_const_gp): New insn.
24370 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
24371 the MIPS16 GP pseudo register if no_new_pseudos.
24372 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
24374 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
24377 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
24379 (call_value): Likewise.
24381 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
24382 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24385 * doc/invoke.texi: (optimization options): Reword description
24386 of -ffast-math. Document its primary purpose.
24388 2007-03-31 Richard Guenther <rguenther@suse.de>
24390 * omp-low.c (splay-tree.h): Include.
24391 (lookup_decl): Replace splay-tree usage by pointer-map.
24392 (maybe_lookup_decl): Likewise.
24393 (new_omp_context): Likewise.
24394 (delete_omp_context): Likewise.
24395 * gimplify.c (splay-tree.h): Include.
24396 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
24398 (remap_ssa_name): Likewise.
24399 (remap_decl): Likewise.
24400 (remap_type_1): Likewise.
24401 (remap_type): Likewise.
24402 (copy_body_r): Likewise.
24403 (expand_call_inline): Likewise.
24404 (clone_body): Likewise.
24405 (copy_tree_r): Likewise.
24406 (remap_save_expr): Likewise.
24407 (unsave_r): Likewise.
24408 (unsave_expr_now): Likewise.
24409 (tree_function_versioning): Likewise.
24410 (build_duplicate_type): Likewise.
24411 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
24412 (struct copy_body_data): Replace splay-tree by pointer-map.
24413 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
24414 not $(SPLAY_TREE_H).
24415 (gimplify.o): Depend on $(SPLAY_TREE_H).
24416 (omp-low.p): Likewise.
24418 2007-03-31 Anatoly Sokolov <aesok@post.ru>
24420 * config/avr/predicates.md (even_register_operand,
24421 odd_register_operand): New predicates.
24422 * config/avr/avr.md (movw peephole2): New.
24423 (movw_r peephole2): New.
24425 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
24427 * tree.h (get_signed_or_unsigned_type): New.
24428 * fold-const.c (operand_equal_for_comparison_p): Use
24429 get_signed_or_unsigned_type instead of
24430 lang_hooks.types.signed_or_unsigned_type.
24431 * expr.c (store_expr): Ditto.
24432 * langhooks.c (get_signed_or_unsigned_type): New.
24433 (lhd_signed_or_unsigned_type): New.
24434 * langhooks.h (lhd_signed_or_unsigned_type): New.
24435 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
24437 2007-03-30 Richard Henderson <rth@redhat.com>
24439 * tree-ssa-loop-ivopts.c: Include target.h.
24440 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
24441 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
24442 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
24443 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
24445 2007-03-30 Richard Henderson <rth@redhat.com>
24446 Kai Tietz <kai.tietz@onevision.com>
24448 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
24449 default for 64-bit.
24450 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
24451 (TARGET_64BIT_MS_ABI): New.
24452 (DBX_REGISTER_NUMBER): Handle 64-bit.
24453 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
24454 (LONG_TYPE_SIZE): Force to 32.
24455 (REG_PARM_STACK_SPACE): New.
24456 (OUTGOING_REG_PARM_STACK_SPACE): New.
24457 (REGPARM_MAX, SSE_REGPARM_MAX): New.
24458 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
24459 (STACK_BOUNDARY): Use 128 for 64-bit.
24460 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
24461 Add 64-bit implementation.
24462 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
24464 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
24465 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
24466 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
24467 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
24468 (ix86_handle_cconv_attribute): Don't warn when ignoring if
24469 TARGET_64BIT_MS_ABI.
24470 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
24471 (ix86_pass_by_reference): Likewise.
24472 (ix86_function_value_regno_p): Likewise.
24473 (ix86_build_builtin_va_list): Likewise.
24474 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
24475 (function_arg_advance_ms_64): New.
24476 (function_arg_advance): Call it.
24477 (function_arg_ms_64): New.
24478 (function_arg): Call it.
24479 (function_value_ms_64): New.
24480 (ix86_function_value_1): Call it.
24481 (return_in_memory_ms_64): New.
24482 (ix86_return_in_memory): Call it.
24483 (setup_incoming_varargs_ms_64): New.
24484 (ix86_setup_incoming_varargs): Call it.
24485 (ix86_expand_prologue): Handle 64-bit stack probing.
24486 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
24487 (output_pic_addr_const): Likewise.
24488 (x86_this_parameter): Likewise.
24489 (x86_output_mi_thunk): Likewise.
24490 (x86_function_profiler): Likewise.
24491 (TARGET_STRICT_ARGUMENT_NAMING): New.
24492 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
24493 (TARGET_64BIT_MS_ABI): New.
24494 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
24495 * config/i386/i386.md (allocate_stack_worker): Remove.
24496 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
24497 describe the clobber of eax without a match_scratch.
24498 (allocate_stack_worker_postreload): Remove.
24499 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
24500 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
24501 (allocate_stack_worker_rex64_postreload): Remove.
24502 (allocate_stack): Handle 64-bit.
24503 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
24504 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
24505 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
24506 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
24507 (STANDARD_STARTFILE_PREFIX_1): Likewise.
24508 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
24509 * config.build (x86_64-*-mingw*): New host.
24510 * config.host (x86_64-*-mingw*): New host.
24511 * config.gcc (x86_64-*-mingw*): New target.
24512 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
24514 2007-03-30 Richard Henderson <rth@redhat.com>
24515 Kai Tietz <kai.tietz@onevision.com>
24517 * c-pragma.c (struct def_pragma_macro_value): New.
24518 (struct def_pragma_macro): New.
24519 (pushed_macro_table): New.
24520 (dpm_hash, dpm_eq): New.
24521 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
24522 (init_pragma): Install them.
24523 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
24525 2007-03-30 Anatoly Sokolov <aesok@post.ru>
24527 * config/avr/avr.c (avr_override_options): Clear
24528 'flag_delete_null_pointer_checks'.
24530 2007-03-30 Paolo Carlini <pcarlini@suse.de>
24533 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
24534 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
24535 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
24536 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
24537 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
24538 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
24539 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
24541 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
24543 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
24545 * regmove.c: Move all of pass_stack_adjustments from here...
24546 * combine-stack-adj.c: ...to this new file.
24547 * Makefile.in: Add rules for combine-stack-adj.o.
24549 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
24551 PR tree-optimization/31383
24552 * tree-data-ref.c (affine_function_equal_p): Do not require the
24553 vectors to have the same length.
24555 2007-03-30 Jan Hubicka <jh@suse.cz>
24557 PR middle-end/30700
24558 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
24559 availablility; add more sanity checking; ask varpool only about
24562 2007-03-29 Richard Henderson <rth@redhat.com>
24564 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
24565 to decide, but __SIZEOF_LONG_LONG__.
24567 2007-03-29 Richard Henderson <rth@redhat.com>
24569 * emutls.c (struct __emutls_array): New.
24570 (emutls_destroy): Use it instead of casting element 0 from void*.
24571 (__emutls_get_address): Likewise.
24573 2007-03-29 Richard Henderson <rth@redhat.com>
24575 * varasm.c (initializer_constant_valid_p): Don't deny
24576 DECL_DLLIMPORT_P on functions.
24578 * config/i386/cygming.h: Remove function declarations.
24579 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
24580 (ASM_OUTPUT_LABELREF): Remove.
24581 (COMMON_ASM_OP): Remove.
24582 (ASM_OUTPUT_COMMON): Remove.
24583 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
24584 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
24585 (ASM_DECLARE_FUNCTION_NAME): Likewise.
24586 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
24587 Rename from TARGET_ENCODE_SECTION_INFO.
24588 * config/i386/netware.h: Likewise.
24589 * config/i386/i386-protos.h: Update.
24590 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
24591 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
24592 (legitimate_constant_p): Reject dllimports.
24593 (dllimport_map, get_dllimport_decl): New.
24594 (legitimize_dllimport_symbol): New.
24595 (legitimize_address, ix86_expand_move): Use it.
24596 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
24597 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
24598 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
24599 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
24600 * config/i386/predicates.md (constant_call_address_operand): Only
24601 accept symbols; reject dllimport_p symbols.
24602 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
24603 i386_pe_maybe_record_exported_symbol.
24604 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
24605 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
24606 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
24607 trust the setting of DECL_DLLIMPORT_P.
24608 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
24609 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
24610 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
24611 tidy the argument scanning loop.
24612 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
24613 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
24614 (i386_pe_strip_name_encoding): Remove.
24615 (i386_pe_binds_local_p): New.
24616 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
24617 (i386_pe_output_labelref): Remove.
24618 (i386_pe_asm_output_aligned_decl_common): New.
24619 (i386_pe_maybe_record_exported_symbol): Rename from
24620 i386_pe_record_exported_symbol; check for dllexported symbols.
24622 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
24624 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
24625 add comment explaining why vsnprintf cannot be used.
24627 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
24629 PR tree-optimization/30666
24630 * tree.c (build_complex_type): When creating type names for DWARF2
24631 debug info, create TYPE_DECLs for TYPE_NAME instead of
24633 (build_common_tree_nodes_2): Use build_complex_type when building
24634 predefined complex types, to preserve canonical types.
24636 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
24638 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
24639 (noce_get_alt_condition): Look at it to determine whether to
24640 reverse the condition or not.
24641 (noce_get_condition): Substitute the truth for lies.
24642 (noce_find_if_block): Set the then_else_reversed field.
24644 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
24646 * config/fr30/fr30.md (movdi): Do not accept immediates as the
24647 destination of this insn.
24648 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
24649 than calling gen_rtx_SET directly. Use r0 to hold the value of
24650 'address + 4' rather than a stack based temporary which can be
24651 mis-optimized away.
24653 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
24655 * config/s390/s390.c (s390_secondary_input_reload_class,
24656 s390_secondary_output_reload_class): Functions removed.
24657 (s390_secondary_reload): New function.
24658 (TARGET_SECONDARY_RELOAD): Target macro defined.
24659 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
24660 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
24661 * config/s390/s390.md ("reload_outti", "reload_outdi",
24662 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
24663 "reload_out<mode>"): Expanders removed.
24664 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
24665 "reload<mode>_nonoffmem_out"): Expanders added.
24667 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
24669 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
24670 action if SRC->DEST replacement failed anyway.
24672 2007-03-28 Mike Stump <mrs@apple.com>
24674 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
24675 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
24676 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
24678 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24680 * config.gcc: Accept barcelona as a variant of amdfam10.
24681 * config/i386/i386.c (override_options): Likewise.
24682 * doc/invoke.texi: Likewise.
24684 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
24686 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
24687 offsets for BIT_FIELD_REF and COMPONENT_REF.
24689 2007-03-28 Richard Guenther <rguenther@suse.de>
24691 * tree.c (is_global_var): Move ...
24692 * tree-flow-inline.h (is_global_var): ... here.
24693 * tree.h (is_global_var): Remove declaration.
24695 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
24697 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
24699 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
24700 * config/i386/i386.c (ix86_tune_features): Initialize new
24702 * config/i386/predicates.md (promotable_binary_operator): Use
24703 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
24705 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
24708 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
24710 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
24712 * config/fr30/fr30.md (movsi_internal): Change destination
24713 constraint from m to V and add m to the end.
24715 2007-03-28 Christian Bruel <christian.bruel@st.com>
24717 * config/sh/sh.md (movsi_i): Fix type attribute.
24719 2007-03-28 Christian Bruel <christian.bruel@st.com>
24721 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
24722 (movsf_ie): Likewise.
24724 2007-03-28 Christian Bruel <christian.bruel@st.com>
24726 * config.gcc: Add sh4-300 to multilib.
24727 * config/sh/t-mlib-sh4-300: New file.
24729 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
24731 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
24732 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
24733 fix_trunc<mode>di2.
24734 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
24735 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
24736 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
24737 "fixuns_trunctddi2"): Whitespace fix.
24739 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
24741 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
24742 the definition of struct sh_args.
24743 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
24744 CALL_COOKIE_INT_REG_GET): Likewise.
24746 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
24748 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
24749 transformations are applied successfully.
24751 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
24753 * tree.c (tree_contains_struct): Permit 512 tree codes.
24754 * tree.h (tree_contains_struct): Ditto.
24755 (MAX_TREE_CODES): Ditto.
24756 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
24757 SPARE member to store remaining padding bits.
24759 2007-03-27 Anatoly Sokolov <aesok@post.ru>
24761 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
24764 2007-03-27 Janis Johnson <janis187@us.ibm.com>
24766 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
24767 * configure: Regenerate.
24769 * configure: Regenerate using the correct version of autoconf.
24771 2007-03-27 Anatoly Sokolov <aesok@post.ru>
24773 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
24775 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
24776 regs to "__SP_L__" and "__SP_H__".
24778 2007-03-27 Richard Guenther <rguenther@suse.de>
24780 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
24781 computations with it with a HOST_WIDE_INT variable.
24783 2007-03-26 Mike Stump <mrs@apple.com>
24785 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
24786 objective-c-header, objective-c++-header and objc++-cpp-output
24788 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
24790 2007-03-26 Richard Henderson <rth@redhat.com>
24793 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
24794 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
24795 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
24796 IX86_BUILTIN_PSRLQ128): New.
24797 (ix86_init_mmx_sse_builtins): Add them.
24798 (ix86_expand_builtin): Expand them.
24799 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
24800 operand 2 be TImode.
24801 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
24802 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
24803 _mm_srli_epi64): Mark __B const.
24804 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
24805 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
24806 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
24807 new two-vector shift builtins.
24809 2007-03-26 Ian Lance Taylor <iant@google.com>
24811 PR tree-optimization/31345
24812 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
24813 [+INF, +INF(OVF)] into VARYING.
24815 2007-03-26 Zack Weinberg <zackw@panix.com>
24817 * gengtype-parse.c: New file.
24818 * gengtype-yacc.y: Delete.
24819 * gengtype-lex.l: Don't include gengtype-yacc.h.
24820 Define YY_DECL and yyterminate appropriately for recursive
24821 descent parser. yylval is now a string out-parameter to yylex.
24822 (HWS, EOID): New shorthand.
24823 (IWORD): Add a couple more types.
24824 (yylex): Add a setup stanza. Remove the complex rules for
24825 detecting GTY'ed types and typedefs; replace with simple
24826 keyword detectors. Adjust everything for the changed
24827 definition of yylval. Ignore all pp-directives, not just #define.
24829 (parse_file): Rename yybegin; do not call yyparse.
24831 * gengtype.c (xasprintf): Export again.
24832 (this_file): New. Use everywhere __FILE__ was being used.
24833 (get_lang_bitmap): Special case types defined in gengtype.c.
24834 (do_typedef, new_structure): Suppress definition of certain types.
24835 (new_structure): Improve diagnostics of duplicate definitions.
24836 Make sure location_s is associated with input.h.
24837 (nreverse_pairs, define_location_structures): New functions.
24838 (main): Improve tagging of kludge types. Remove old kludges
24839 for input.h types; use define_location_structures.
24840 * gengtype.h: Update prototypes. Define token codes here.
24841 * Makefile.in: Remove all references to gengtype-yacc.
24842 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
24844 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
24845 add GTY((skip)) to the field that's only conditionally there.
24846 * doc/install.texi: Document that Bison is no longer required
24847 unless building treelang.
24849 * gengtype.c: Don't include gtyp-gen.h.
24850 (srcdir): Declare here.
24851 (base_files, lang_dir_names): Allocate dynamically.
24852 (gt_files, num_gt_files, num_lang_dirs): New globals.
24853 (measure_input_list, read_input_line, read_input_list)
24854 (set_lang_bitmap): New functions.
24855 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
24856 simplify, relying on read_input_list to set up the bitmaps.
24857 (main): Arguments are no longer unused. Check for correct number
24858 of command line arguments, set srcdir and srcdir_len, then call
24859 read_input_list, before doing anything else. No need to worry
24860 about duplicates in main loop.
24861 * configure.ac: Simplify the calculation of all_gtfiles.
24862 Put language tags in there. Don't set or substitute
24863 all_gtfiles_files_langs or all_gtfiles_files_frags.
24864 * Makefile.in: Revamp the way gengtype is invoked, now that it
24865 takes a file on its command line with a much simpler format.
24866 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
24867 (GTFILES): Remove duplicates and C source files.
24868 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
24869 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
24870 * configure: Regenerate.
24872 * gengtype.h: Remove all type definitions to gengtype.c; leave
24873 only definitions of options_p, type_p, and pair_p as opaque
24874 pointers. Update prototypes.
24875 * gengtype.c: Many type definitions moved here from gengtype.h.
24876 Consolidate type definitions at the top of the file.
24877 (xvasprintf): Delete.
24878 (xasprintf): Make static.
24879 (create_nested_pointer_option): Add 'next' parameter.
24880 (create_field_all, create_field_at): New functions.
24881 (create_field): Now a thin wrapper around create_field_all.
24882 (create_optional_field): Rename create_optional_field_ and add
24883 line argument. Original name is now a macro which supplies
24885 (oprintf): Use vsnprintf directly.
24886 (close_output_files): Use fatal rather than perror/exit.
24887 (note_def_vec, note_def_vec_alloc): Use create_field_at.
24888 (main): Set progname. Don't use exit.
24889 * gengtype-yacc.y (struct_fields): Use create_field_at.
24890 (option, optionseqopt): Delete.
24891 (optionseq): Consolidate productions from option here so we
24892 can use the first argument to create_option.
24894 * gengtype-lex.l: Distinguish unions from structures in the
24895 token type. Don't call find_structure; return the tag as a string.
24896 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
24897 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
24898 string. Reorganize typedef_struct production accordingly.
24899 Use create_nested_ptr_option.
24900 * gengtype.c (create_nested_ptr_option): New function.
24901 * gengtype.h: Declare it.
24903 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
24904 (string_type): Don't declare.
24905 (do_scalar_typedef): Declare.
24906 (create_scalar_type): Update prototype.
24907 * gengtype.c (string_type): Make static.
24908 (scalar_nonchar, scalar_char): New.
24909 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
24910 (resolve_typedef): Use scalar_nonchar for error recovery.
24911 (create_scalar_type): Remove name_len field. Return scalar_char
24912 or scalar_nonchar as appropriate.
24913 (adjust_field_type): Look at scalar_is_char boolean to decide whether
24914 to use string_type.
24915 (throughout): Use scalar_nonchar instead of calling
24916 create_scalar_type, whenever possible.
24917 (main): Initialize scalar_char and scalar_nonchar before calling
24919 * gengtype-lex.l: Adjust for removal of second argument to
24920 create_scalar_type. Use yylval.s instead of yylval.t when
24922 * gengtype-yacc.y: Type of SCALAR is string. Call
24923 create_scalar_type from type:SCALAR rule. Adjust for removal of
24924 second argument to create_scalar_type.
24926 * vec.h: Remove all #if IN_GENGTYPE blocks.
24927 Add comment saying that changes may require adjustments to gengtype.
24928 * gengtype.c: Don't include coretypes.h or tm.h.
24929 Add comment to inclusion of errors.h.
24930 (note_def_vec, note_def_vec_alloc): New functions.
24931 * gengtype.h: Declare new functions.
24932 * gengtype-lex.l: Don't include coretypes.h.
24933 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
24935 (update_lineno): Remove unnecessary prototype.
24936 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
24937 (VEC rule): Just return VEC_TOKEN.
24938 * gengtype-yacc.y (VEC_TOKEN): New token type.
24939 (type): Add a production for VEC(a,b).
24940 * Makefile.in: Update dependencies.
24942 * gengtype-lex.l: Remove rules for parsing pointer-to-function
24943 typedefs that use the old PARAMS macro.
24945 * gengtype-lex.l: Remove all rules and states relating to yacc
24947 * gengtype-yacc.y: Similarly.
24948 * gengtype.c (note_yacc_type): Delete function.
24949 * gengtype.h: Update prototypes.
24951 2007-03-26 Joseph Myers <joseph@codesourcery.com>
24953 * tree-pretty-print.c (dump_generic_node): Report precision of
24954 unnamed integer types.
24956 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
24958 * ifcvt.c (noce_try_store_flag_constants): Don't check
24959 no_new_pseudos here.
24960 (noce_try_store_flag_constants): Don't check no_new_pseudos.
24961 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
24962 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
24963 noce_try_sign_mask): Likewise.
24964 (if_convert): Check no_new_pseudos here.
24966 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
24968 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
24969 (noce_get_condition): Handle new then_else_reversed argument.
24970 (noce_init_if_info): Remove, fold into noce_find_if_block.
24971 (noce_process_if_block): Take a struct noce_if_info as the
24972 argument. Don't set up one based on ce_if_info. Update pointer
24973 references accordingly.
24974 (cond_move_process_if_block): Likewise.
24975 (process_if_block): Removed.
24976 (find_if_block): Removed. Move functionality two new functions,
24977 noce_find_if_block and cond_exec_find_if_block.
24978 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
24979 blocks and the symmetric IF-ELSE-JOIN case.
24980 (cond_exec_find_if_block): Also new function mostly based on old
24981 find_if_block and process_if_block.
24982 (find_if_header): Replace find_if_block call with separately
24983 guarded calls to noce_find_if_block and cond_exec_find_if_block.
24984 (find_cond_trap): Update noce_get_condition call.
24985 (dead_or_predicable): Likewise.
24987 2007-03-26 Jakub Jelinek <jakub@redhat.com>
24989 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
24991 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
24992 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
24993 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
24994 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
24995 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
24996 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
24997 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
24998 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
24999 __builtin_ia32_psrad128 builtins.
25001 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
25003 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
25004 * config/i386/constraints.md
25005 (define_constraint "I"): Use IN_RANGE macro.
25006 (define_constraint "J"): Ditto.
25007 (define_constraint "K"): Ditto.
25008 (define_constraint "M"): Ditto.
25009 (define_constraint "N"): Ditto.
25010 (define_constraint "O"): Ditto.
25011 * config/i386/predicates.md
25012 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
25013 (define_predicate "const_0_to_3_operand"): Ditto.
25014 (define_predicate "const_0_to_7_operand"): Ditto.
25015 (define_predicate "const_0_to_15_operand"): Ditto.
25016 (define_predicate "const_0_to_63_operand"): Ditto.
25017 (define_predicate "const_0_to_255_operand"): Ditto.
25018 (define_predicate "const_1_to_31_operand"): Ditto.
25019 (define_predicate "const_2_to_3_operand"): Ditto.
25020 (define_predicate "const_4_to_7_operand"): Ditto.
25022 2007-03-25 David Edelsohn <edelsohn@gnu.org>
25024 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
25025 in SImode for save_world.
25026 * config/rs6000/altivec.md (save_world, restore_world): Convert to
25029 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
25031 PR tree-optimization/30784
25032 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
25035 2007-03-25 Revital Eres <eres@il.ibm.com>
25037 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
25038 Fold movement_possibility function into it.
25040 2007-03-25 David Edelsohn <edelsohn@gnu.org>
25042 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
25043 (load_macho_picbase_{si,di}): Convert to LR hard reg.
25044 (call_indirect_nonlocal_darwin64): Same.
25045 (call_nonlocal_darwin64): Same.
25046 (call_value_indirect_nonlocal_darwin64): Same.
25047 (call_value_nonlocal_darwin64): Same.
25048 (sibcall_nonlocal_darwin64): Same.
25049 (sibcall_value_nonlocal_darwin64): Same.
25050 (sibcall_symbolic_64): Same.
25051 (sibcall_value_symbolic_64): Same.
25052 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
25054 (rs6000_emit_load_toc_table): Same.
25055 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
25056 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
25058 (divss_call): Same.
25059 (divus_call): Same.
25060 (quoss_call): Same.
25061 (quous_call): Same.
25062 (load_toc_v4_pic_si): Same
25063 (load_toc_v4_PIC_1): Same.
25064 (load_toc_v4_PIC_1b): Same.
25065 (call_indirect_aix{32,64}): Same.
25066 (call_value_indirect_aix{32,64}): Same.
25068 (call_value): Same.
25069 (call_local{32,64}): Same.
25070 (call_value_local{32,64}): Same.
25071 (call_indirect_nonlocal_aix{32,64}): Same.
25072 (call_nonlocal_aix{32,64}): Same.
25073 (call_value_indirect_nonlocal_aix{32,64}): Same.
25074 (call_value_nonlocal_aix{32,64}): Same.
25075 (call_indirect_nonlocal_sysv<mode>): Same.
25076 (call_nonlocal_sysv<mode>): Same.
25077 (call_value_indirect_nonlocal_sysv<mode>): Same.
25078 (call_value_nonlocal_sysv<mode>): Same.
25080 (sibcall_local{32,64}): Same.
25081 (sibcall_value_local{32,64}): Same.
25082 (sibcall_nonlocal_aix{32,64}): Same.
25083 (sibcall_value_nonlocal_aix{32,64}): Same.
25084 (sibcall_nonlocal_sysv<mode>): Same.
25085 (sibcall_value): Same.
25086 (sibcall_value_nonlocal_sysv<mode>): Same.
25088 2007-03-24 Paul Brook <paul@codesourcery.com>
25090 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
25091 * config/arm/linux-eabi.h: Remove legacy syscall hack.
25093 2007-03-24 Richard Henderson <rth@redhat.com>
25095 * config/ia64/constraints.md: New file.
25096 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
25097 satisfies_constraint_?.
25098 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
25099 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
25100 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
25101 ia64_output_mi_thunk): Likewise.
25102 (ia64_const_ok_for_letter_p): Remove.
25103 (ia64_const_double_ok_for_letter_p): Remove.
25104 (ia64_extra_constraint): Remove.
25105 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
25106 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
25107 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
25108 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
25109 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
25110 EXTRA_MEMORY_CONSTRAINT): Remove.
25111 * config/ia64/ia64.md: Include constriants.md. Replace
25112 CONST_OK_FOR_? with satisfies_constraint_?.
25114 2007-03-23 Michael Meissner <michael.meissner@amd.com>
25115 H.J. Lu <hongjiu.lu@intel.com>
25117 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
25119 (name macros): Use DPD_BID_NAME to convert names properly.
25121 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
25122 decimal floating point format.
25123 (init_floating_libfuncs): Change decimal functions so that they
25124 have a "bid_" prefix if the decimal system uses the BID format,
25125 and "dpd_" prefix if the decimal system uses the DPD format.
25126 (init_interclass_conv_libfuncs): Ditto.
25127 (init_intraclass_conv_libfuncs): Ditto.
25129 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
25130 using the BID format.
25132 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
25133 whether we are using the BID decimal format.
25134 * configure: Regenerate.
25136 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
25137 the compiler has decimal floating point enabled. Define
25138 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
25141 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
25142 using the BID format.
25144 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
25145 whether we are using the BID decimal format.
25146 * configure: Regenerate.
25148 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
25149 the compiler has decimal floating point enabled. Define
25150 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
25153 * doc/install.texi (--enable-decimal-float): Document BID and DPD
25154 options, and that it is enabled for i386/x86_64 systems.
25156 * Makefile.in (enable_decimal_float): New.
25158 (DECNUMINC): Add -I$(DECNUMFMT).
25159 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
25160 to $(DECNUMFMT) from $(DECNUM).
25162 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
25163 Substitute enable_decimal_float.
25164 * configure: Regenerated.
25167 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
25170 * configure.ac: Enable decimal float for x86_64-*-linux*.
25171 * configure: Regenerated.
25174 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
25175 decimal128ClearSign to flip and clear the sign bit in decimal128.
25176 (decimal_real_maxval): Set decimal128SetSign to set the sign
25179 2007-03-23 Ian Lance Taylor <iant@google.com>
25181 * fold-const.c (fold_binary): Correct warning for X - c >= X.
25183 2007-03-23 Ian Lance Taylor <iant@google.com>
25185 * tree-dump.c (dump_files): Correct comment.
25187 2007-03-23 Ian Lance Taylor <iant@google.com>
25189 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
25191 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
25193 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
25194 in cfglayout mode. Don't go into and out of cfglayout mode.
25195 Link the blocks in the order of the constructed traces.
25196 (rest_of_handle_tracer): Adjust call to tracer.
25197 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
25198 Don't go into cfglayout mode.
25199 (rtl_loop_done): Don't go out of cfglayout mode.
25200 * cfglayout.c (relink_block_chain): New function, split out from...
25201 (fixup_reorder_chain): ...here. Remove redundant checking.
25202 (cfg_layout_finalize): Don't clear the header, footer, and aux
25203 fields here, move the code to do so to relink_block_chain. Likewise
25204 for free_original_copy_tables.
25205 * rtl.h (tracer): Update prototype.
25206 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
25207 Assert we are in cfglayout mode. Don't go into and out of cfglayout
25208 mode. Use relink_block_chain to serialize the CFG according to the
25209 new basic block order. Move targetm.cannot_modify_jumps_p check from
25211 (gate_handle_reorder_blocks): ...to here.
25212 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
25214 (gate_duplicate_computed_gotos): ...to here.
25215 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
25216 something always changes when going into and out of cfglayout mode.
25217 Perform an expensive cfg cleanup while going into cfglayout mode.
25218 Always update liveness information on HAVE_conditional_execution
25219 targets. Reserialize the basic blocks and go out of cfglayout mode.
25220 * reg-stack.c: Include cfglayout.h.
25221 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
25222 the call to reorder_basic_blocks.
25223 * basic-block.h (reorder_basic_blocks): Update prototype.
25224 (relink_block_chain): New prototype.
25225 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
25227 2007-03-23 Joseph Myers <joseph@codesourcery.com>
25229 * config/mips/mips.md (type, hazard, *movdi_32bit,
25230 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
25231 *movhi_internal, *movqi_internal, *movsf_hardfloat,
25232 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
25233 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
25234 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
25236 (movcc): Change first xfer to multi.
25237 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
25238 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
25239 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
25240 config/mips/generic.md: Change reservations using "xfer" to use
25242 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
25243 using match_operand.
25244 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
25245 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
25247 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
25249 2007-03-22 Richard Henderson <rth@redhat.com>
25251 * config/i386/i386.c: Remove unnecessary function declarations.
25252 Move targetm definition, and all related macros, to the end of
25253 the file. Resort some functions to put definitions before uses.
25254 (ix86_attribute_table): Make static. Move to end of file.
25255 (ix86_gimplify_va_arg): Make static.
25257 2007-03-22 Richard Henderson <rth@redhat.com>
25259 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
25260 don't increase local_regparm with force_align_arg_pointer check.
25261 (ix86_function_sseregparm): Assert 32-bit.
25262 (type_has_variadic_args_p): New.
25263 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
25264 type_has_variadic_args_p.
25265 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
25266 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
25267 use memset instead. Do maybe_vaarg check first; skip attribute
25268 tests if true; skip attribute tests for 64-bit.
25269 (construct_container): Remove TARGET_DEBUG_ARG.
25270 (function_arg_advance_32, function_arg_advance_64): Split out ...
25271 (function_arg_advance): ... from here.
25272 (function_arg_32, function_arg_64): Split out ...
25273 (function_arg): ... from here.
25274 (ix86_pass_by_reference): Tidy.
25275 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
25276 (function_value_32): New, from parts of ix86_function_value
25277 and ix86_value_regno.
25278 (function_value_64): New, from parts of ix86_function_value
25279 and ix86_libcall_value.
25280 (ix86_function_value_1): New.
25281 (ix86_function_value, ix86_libcall_value): Use it.
25282 (return_in_memory_32, return_in_memory_64): Split out ...
25283 (ix86_return_in_memory): ... from here.
25284 (ix86_struct_value_rtx): Skip for 64-bit.
25285 (ix86_libcall_value, ix86_value_regno): Remove.
25286 (setup_incoming_varargs_64): Split out ...
25287 (ix86_setup_incoming_varargs): ... from here.
25288 (ix86_va_start): Remove TARGET_DEBUG_ARG.
25289 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
25290 * config/i386/i386-protos.h (ix86_function_value): Remove.
25291 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
25293 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25296 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
25297 infinities not supported, otherwise emit warning if -Woverflow. On
25298 underflow, emit warning if -Woverflow.
25299 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
25301 * real.h (real_from_string): Update declaration
25303 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
25304 Richard Henderson <rth@redhat.com>
25306 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
25307 * calls.c (compute_argument_block_size, expand_call,
25308 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
25309 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
25310 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
25311 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
25312 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
25313 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
25314 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
25315 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
25318 2007-03-22 Joseph Myers <joseph@codesourcery.com>
25320 * c-incpath.c (add_sysroot_to_chain): New.
25321 (merge_include_chains): Add sysroot argument. Call
25322 add_sysroot_to_chain if sysrooted.
25323 (register_include_chains): Update call to merge_include_chains.
25324 * doc/cppopts.texi: Document use of '=' in include directory
25327 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
25329 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
25330 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
25331 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
25332 insn pattern using X87MODEF12 mode macro.
25334 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
25336 * regmove.c (regmove_optimize): Use reg_mentioned_p
25337 instead of reg_overlap_mentioned_p for DST.
25339 2007-03-21 Mike Stump <mrs@apple.com>
25341 * c.opt: Fixup for Objective-C/C++.
25343 2007-03-21 Steve Ellcey <sje@cup.hp.com>
25345 * explow.c (convert_memory_address): Fold memory reference when
25346 POINTERS_EXTEND_UNSIGNED < 0
25348 2007-03-21 Richard Henderson <rth@redhat.com>
25351 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
25352 * config/i386/mmintrin.h (__m64): Likewise.
25353 * config/i386/xmmintrin.h (__m128): Likewise.
25355 2007-03-21 Richard Sandiford <richard@codesourcery.com>
25357 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
25358 (VXWORKS_OS_CPP_BUILTINS): Define.
25359 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
25360 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
25362 2007-03-21 Richard Sandiford <richard@codesourcery.com>
25364 * rtl.h (constant_pool_reference_p): Delete.
25365 (find_constant_src): Declare.
25366 * rtlanal.c (find_constant_src): New function.
25367 * simplify-rtx.c (constant_pool_reference_p): Delete.
25368 * config/i386/i386.md: Use find_constant_src instead of
25369 constant_pool_reference_p/avoid_constant_pool_reference pairs.
25371 2007-03-21 Richard Sandiford <richard@codesourcery.com>
25373 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
25374 * c-cppbuiltin.c (c_cpp_builtins): Define them.
25376 2007-03-20 Mark Mitchell <mark@codesourcery.com>
25378 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
25379 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
25380 (arm_elf_asm_constructor): Use it.
25381 (arm_elf_asm_destructor): New function.
25383 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
25385 * jump.c (mark_jump_label): Treat SEQUENCE specially.
25387 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
25389 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
25391 2007-03-19 Andrew Haley <aph@redhat.com>
25393 PR tree-optimization/31264
25394 * tree-vrp.c (register_edge_assert_for_1): Don't look though
25395 VIEW_CONVERT_EXPRs.
25397 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
25399 PR rtl-optimization/30907
25400 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
25401 (fwprop_init): Always call loop_optimizer_initialize.
25402 (fwprop_done): Always call loop_optimizer_finalize.
25403 (fwprop): We always have loop info now.
25404 (gate_fwprop_addr): Remove.
25405 (pass_fwprop_addr): Use gate_fwprop as gate.
25407 PR rtl-optimization/30841
25408 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
25409 df_chain_alloc): Call df_reorganize_refs unconditionally.
25410 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
25411 refs_organized to refs_organized_size.
25412 (df_ref_create_structure): Use refs_organized_size instead of
25413 bitmap_size if refs had been organized, and keep refs_organized_size
25415 * df.h (struct df_ref_info): Change refs_organized to
25416 refs_organized_size.
25417 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
25420 2007-03-19 Mark Mitchell <mark@codesourcery.com>
25422 * except.c (output_function_exception_table): Do not reference the
25423 EH personality routine for functions that do not require an
25426 2007-03-20 Jakub Jelinek <jakub@redhat.com>
25429 * c-typeck.c (convert_for_assignment): Call comptypes for
25430 RECORD_TYPE or UNION_TYPE.
25432 PR inline-asm/30505
25433 * reload1.c (reload): Do invalid ASM checking after
25434 cleanup_subreg_operands.
25436 2007-03-19 Jeff Law <law@redhat.com>
25438 * tree-cfg.c (find_taken_edge): Tighten conditions for
25439 optimizing computed gotos.
25441 2007-03-19 Michael Matz <matz@suse.de>
25443 * builtins.c (expand_builtin_sync_operation,
25444 expand_builtin_compare_and_swap,
25445 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
25448 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
25449 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
25452 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25454 * doc/tm.texi: Add brackets around the return type of
25455 TARGET_SECONDARY_RELOAD.
25457 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
25458 Richard Guenther <rguenther@suse.de>
25460 PR tree-optimization/31254
25461 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
25462 Use handled_component_p () where appropriate. Continue
25463 propagating into the rhs if we propagated into an INDIRECT_REF
25466 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25468 * config/s390/s390.md (op_type attribute): RRR instruction type added.
25469 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
25470 (xde, xdee): Mode attributes adjusted to support DFP modes.
25471 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
25472 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
25473 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
25474 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
25475 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
25476 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
25477 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
25479 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
25480 "movsf"): Insn definitions removed.
25481 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
25482 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
25483 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
25485 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
25486 "reload_in<mode>", "reload_out<mode>"): Expander added.
25487 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
25490 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25492 * config/s390/s390.md: Only non-functional changes. Renamed
25493 FPR mode macro to BFP all over the file.
25495 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25497 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
25498 (op_type attribute): RRF instruction type added.
25499 (fT0): New mode attribute.
25500 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
25501 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
25502 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
25503 instruction no secondary memory is needed when moving DFmode values
25504 between GPRs and FPRs.
25506 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25508 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
25509 inverted and documentation adjusted.
25510 ("mhard-dfp", "msoft-dfp"): New options.
25511 * config/s390/s390.c (s390_handle_arch_option): New architecture
25513 (override_options): Sanity checks for the new options added.
25514 * config.gcc: New architecture switch: z9-ec.
25515 * config/s390/s390.h (processor_flags): PF_DFP added.
25516 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
25517 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
25518 when the bit is NOT set so remove it from the defaults.
25520 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25522 * genemit.c (main): Print include statement for dfp.h.
25523 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
25526 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
25528 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
25530 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
25533 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
25534 instead of PATTERN.
25536 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25538 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
25539 attr_length_call, output_call, output_indirect_call): Cleanup
25540 formatting of targetm calls.
25542 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
25544 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
25546 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25548 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
25549 reservation, bypass and anti-bypass descriptions for these
25550 instructions. Update move patterns.
25551 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
25554 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
25556 * tree-vect-transform.c (get_initial_def_for_induction): Replace
25557 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
25558 (get_initial_def_for_reduction): Likewise.
25560 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
25562 Fix PR tree-optimization/29922
25563 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
25564 (get_representative): Removed.
25565 (value_dies_in_block_x): Update for rvuse removal.
25566 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
25567 (compute_antic_aux): Handle when PHI nodes appear in
25568 non-single-successors.
25569 (dump_bitmap_of_names): Removed.
25570 (compute_antic_safe): Renamed and removed rvuse calculation.
25571 Calculate only antic safe.
25572 (insert_into_preds_of_block): Remove assert.
25573 (execute_pre): Update for renamed functions.
25574 (defer_or_phi_translate_block): New function.
25576 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
25578 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
25579 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
25581 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
25582 Follow spelling conventions.
25584 * tree-data-ref.h: Remove the prototype for analyze_array.
25586 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
25588 PR tree-optimization/31041
25589 * tree-vect-transform.c (get_initial_def_for_induction): Call
25590 force_gimple_operand.
25592 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
25594 * ipa-type-escape.c (look_for_casts) : Revert code to use
25595 handled_component_p due to ada test a-numaux.adb.
25597 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
25599 * final.c (final_scan_insn): Alter the condition of a
25600 conditional trap if we have nonstandard CC.
25602 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25604 * configure.ac: Remove excess quoting from asm line 0 test.
25605 * configure: Rebuilt.
25607 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25609 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
25610 * c-common.c (convert_and_check): Move warning logic to...
25611 (warnings_for_convert_and_check): ...here. Define.
25612 * c-common.h (warnings_for_convert_and_check): Declare.
25614 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25616 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
25617 (output_call): Likewise.
25619 2007-03-16 Richard Sandiford <richard@codesourcery.com>
25621 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
25623 2007-03-16 Richard Sandiford <richard@codesourcery.com>
25625 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
25627 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
25629 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
25630 opteron, athlon-64 and athlon-fx processor_alias_table entries.
25632 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
25634 PR tree-optimization/31183
25635 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
25636 Use double_int instead of unsigned int for representing access_strides.
25637 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
25639 2007-03-16 Richard Guenther <rguenther@suse.de>
25641 PR tree-optimization/31146
25642 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
25643 to allow recursion of forward_propagate_addr_expr.
25644 (forward_propagate_addr_into_variable_array_index): Likewise.
25645 (forward_propagate_addr_expr): Likewise.
25646 (tree_ssa_forward_propagate_single_use_vars): Likewise.
25647 (forward_propagate_addr_expr_1): Recurse on simple copies
25648 instead of propagating into them. Do so for useless conversions
25650 (forward_propagate_addr_expr): Clean up unused statements after
25653 2007-03-16 Richard Guenther <rguenther@suse.de>
25655 * builtins.c (expand_builtin_cexpi): Use the right argument
25656 for the expansion via cexp.
25658 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25660 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
25661 * configure: Rebuilt.
25663 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25666 * dwarf2out.c (force_type_die): Adjust comment.
25667 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
25669 2007-03-15 DJ Delorie <dj@redhat.com>
25671 * config/frv/predicates.md (minmax_operator): Don't check operands
25674 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
25676 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
25677 Update constant estimates of number of iterations.
25678 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
25679 argument renamed to "realistic".
25680 (compute_estimated_nb_iterations): Removed.
25681 (record_niter_bound): New function.
25682 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
25683 call record_nonwrapping_iv with upper = false.
25684 (infer_loop_bounds_from_signedness): Pass upper argument to
25685 record_nonwrapping_iv.
25686 (estimate_numbers_of_iterations_loop): Do not call
25687 compute_estimated_nb_iterations. Record estimate based on profile
25688 information. Initialize the constant estimates of number of
25690 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
25692 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
25693 number of iterations is too small.
25694 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
25695 (EST_NOT_AVAILABLE): Removed.
25696 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
25697 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
25700 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
25702 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
25703 Handle NE_EXPR guards.
25705 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25708 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
25709 Set also -pedantic-errors by default for the preprocessor unless
25710 -fpermissive is given.
25712 2007-03-15 Richard Guenther <rguenther@suse.de>
25714 PR middle-end/29719
25715 PR middle-end/31161
25716 * builtins.c (expand_builtin_cexpi): As a fallback if we
25717 don't have builtins for sincos or cexp create a function
25718 declaration for cexp and expand to a call to that.
25719 (expand_builtin_int_roundingfn): Always fall
25720 back to floor/ceil and its variants even if they may be
25723 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
25725 PR middle-end/31159
25726 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
25727 jump tables, move the call to delete_dead_jumptables from here...
25728 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
25729 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
25730 don't allow merging of blocks that try_redirect_by_replacing_jump
25731 also does not handle when not optimizing.
25733 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
25734 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25736 * config/i386/i386.md (x86_sahf_1): Correctly handle
25739 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
25742 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
25743 x86_64_general_operand as operand[2] predicate. Remove "iF"
25744 from operand constraints and use "e" constraint instead.
25745 (*subti3_1, *subti3_1 splitter): Ditto.
25746 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
25747 operand[1] predicate.
25749 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
25751 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
25752 arrays, multiply the access strides by the size of the sub-array.
25753 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
25755 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
25757 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
25758 the configured assembler supports the sahf mnemonic.
25759 * configure: Regenerate.
25760 * config.in: Regenerate.
25762 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
25763 emit "sahf" or ".byte\t0x9e" as asm template.
25765 2007-03-14 Michael Meissner <michael.meissner@amd.com>
25768 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
25769 option to replace hard coded TARGET_xxx in md file.
25770 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
25771 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
25772 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
25773 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
25774 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
25775 (X86_TUNE_NOT_VECTORMODE): Ditto.
25776 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
25777 (TUNE_AVOID_VECTOR_DECODE): Ditto.
25778 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
25779 (TUNE_SLOW_IMUL_IMM8): Ditto.
25780 (TUNE_MOVE_M1_VIA_OR): Ditto.
25781 (TUNE_NOT_UNPAIRABLE): Ditto.
25782 (TUNE_NOT_VECTORMODE): Ditto.
25784 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
25787 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
25788 tuning options instead of hard coded TARGET_xxx.
25789 (fix ssemode peephole2's): Ditto.
25790 (imul peephole2's): Ditto.
25792 (movdi_or_rex64): Ditto.
25793 (move peephole2): Ditto.
25794 (not peephole2's): Ditto.
25796 2007-03-14 Dirk Mueller <dmueller@suse.de>
25798 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
25799 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
25800 * c-parser.c (c_parser_if_body): Always add an empty statement in case
25802 * c-parser.c (c_parser_do_statement): Warn about empty body in
25803 do/while statement.
25804 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
25805 * doc/invoke.texi (-Wempty-body): Update documentation.
25807 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25810 * c-common.h (warn_for_div_by_zero): Declare.
25811 * c-common.c (warn_for_div_by_zero): Define.
25812 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
25815 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25817 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
25818 to PREFIX and STANDARD_PREFIX.
25820 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25821 Phil Edwards <phil@codesourcery.com>
25823 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
25824 (__gthread_once_t): Remove busy field for RTPs.
25825 (__GTHREAD_ONCE_INIT): Update accordingly.
25827 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25829 * doc/invoke.texi: Document VxWorks options.
25831 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
25833 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
25835 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
25837 PR tree-optimization/30590
25838 * tree-nrv.c (tree_nrv): Check for the partial update of the
25841 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
25843 * flags.h (flag_random_seed): Remove declaration, in favor of...
25844 * toplev.h (get_random_seed, set_random_seed): ... these.
25845 * tree.c (get_file_function_name): Use the former.
25846 * opts.c (common_handle_option): Use the latter.
25849 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
25851 PR middle-end/31127
25852 * cse.c (cse_find_path): Do not bail out if a basic block that
25853 we already visited now becomes part of a path that starts at a
25854 different basic block. Just disallow this, to make sure we
25855 visit each basic block at most once.
25857 2007-03-13 Jan Hubicka <jh@suse.cz>
25859 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
25860 attributes, when profile esitmate is present, calls with very low
25861 frequency are cold.
25863 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
25865 PR tree-optimization/30730
25866 PR tree-optimization/26900
25867 * tree-ssa-loop-niter.c: Include gmp.h.
25868 (bounds): New type.
25869 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
25870 split_to_var_and_offset, determine_value_range,
25871 bound_difference_of_offsetted_base, refine_bounds_using_guard,
25872 bound_difference, bounds_add, bounds_negate,
25873 number_of_iterations_ne_max, dump_affine_iv): New functions.
25874 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
25875 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
25876 difference of initial and final value of control iv to validate
25878 (number_of_iterations_cond): Add loop parameter. Determine bounds
25879 on the difference of the extremes of the control iv. Add dumps.
25880 (expand_simple_operations): Handle phi nodes.
25881 (simplify_using_initial_conditions): Do not record used conditions.
25882 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
25883 Do not set additional_info.
25884 (implies_nonnegative_p, implies_ge_p): Removed.
25885 (derive_constant_upper_bound): Do not use parameter `additional'.
25886 (record_estimate): Parameter `additional' removed. Parameter
25887 `i_bound' added. Do not call derive_constant_upper_bound.
25888 (record_nonwrapping_iv): Use derive_constant_upper_bound to
25889 bound the number of iterations estimate.
25890 (estimate_numbers_of_iterations_loop): Pass the estimate from
25891 the number of iterations analysis to record_estimate.
25892 * tree.h (multiple_of_p): Declare.
25893 * tree-scalar-evolution.c (expression_expensive_p): Removed.
25894 (scev_const_prop): Do not check expression_expensive_p.
25895 * fold-const.c (multiple_of_p): Exported.
25896 * double-int.c (double_int_mask): Exported.
25897 * double-int.h (double_int_mask): Declare.
25898 * tree-flow.h (struct tree_niter_desc): Removed additional_info
25899 field. Added max field.
25901 2007-03-13 David Taylor <taylor@candd.org>
25904 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
25907 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25910 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
25911 two unamed patterns.
25913 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
25915 * config/i386/i386.opt (mcx16, msahf): New options.
25916 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
25917 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
25919 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
25920 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
25921 Output -mcx16 and -msahf options when corresponding bit is set.
25923 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
25924 and -msahf options.
25926 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
25928 * configure.ac: Test for assembler tolerance to # 0 "".
25929 * configure, config.in: Rebuilt.
25930 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
25932 2007-03-13 Geoffrey Keating <geoffk@apple.com>
25934 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
25936 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
25937 (handle_syscall): Handle direct system calls.
25938 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
25940 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
25942 * doc/invoke.texi: Fix cpp.info cross-reference.
25943 * doc/passes.texi: Fix gcc.info cross-reference.
25945 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
25947 PR tree-optimization/30835
25948 * lambda-code.c (can_convert_to_perfect_nest): Check whether
25949 bb_for_stmt is not NULL before accessing it.
25951 2007-03-12 Joseph Myers <joseph@codesourcery.com>
25953 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
25956 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
25959 * doc/install.texi: Document --enable-stage1-languages
25961 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
25963 * tree-pass.h (pass_into_cfg_layout_mode,
25964 pass_outof_cfg_layout_mode): Declare.
25965 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
25966 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
25967 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
25968 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
25970 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
25972 * c-decl.c (warn_variable_length_array): New function.
25973 Refactored from grokdeclarator to handle warn_vla
25974 and handle unnamed array case.
25975 (grokdeclarator): Refactored VLA warning case.
25976 * c.opt (Wvla): New flag.
25977 * doc/invoke.texi (Wvla): New warning.
25979 2007-03-12 Richard Henderson <rth@redhat.com>
25981 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
25982 (TARGET_SECTION_TYPE_FLAGS): New.
25984 2007-03-12 Richard Henderson <rth@redhat.com>
25986 * config/darwin.c (machopic_reloc_rw_mask): New.
25987 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
25988 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
25990 2007-03-12 Mark Mitchell <mark@codesourcery.com>
25992 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
25993 * cppdefault.h (cpp_PREFIX): Document.
25994 (cpp_PREFIX_len): Likewise.
25995 (cpp_EXEC_PREFIX): New variable.
25996 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
25997 * c-incpath.c (add_standard_paths): Correct logic for relocating
25998 paths within prefix.
26000 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
26002 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
26003 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
26005 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
26006 fix_truncdfdi_sse using SSEMODEF mode macro.
26007 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
26008 fix_truncdfsi_sse using SSEMODEF mode macro.
26009 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
26010 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
26012 2007-03-12 Richard Sandiford <richard@codesourcery.com>
26014 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
26015 elfos.h to tm_file.
26017 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
26019 * tree.h : Add multiple_of_p declaration.
26020 * fold-const.c (multiple_of_p): Make multiple_of_p public.
26021 * ipa-type-escape.c (results_of_malloc): Redundant.
26022 (visited_stmts): New. Visited stmt for walk_use_def_chains.
26023 (cast_type): Extended with new members.
26024 (check_cast): Returns cast_type.
26025 (cast): New structure for data of walk_use_def_chains.
26026 (is_malloc_result, is_cast_from_non_pointer_1,
26027 is_cast_from_non_pointer,
26028 is_array_access_through_pointer_and_index): New functions.
26029 (look_for_casts): Returns cast types.
26030 (check_call): Returns void.
26031 (okay_pointer_operation): Use support of pointer plus index,
26032 pointer plus constant and allow all multiplications.
26034 2007-03-11 Richard Guenther <rguenther@suse.de>
26036 PR tree-optimization/31115
26037 * tree-vrp.c (extract_range_from_binary_expr): Make sure
26038 the shift count is positive and non-anti-range for RSHIFT_EXPR.
26039 A shift count of zero is not special as with *_DIV_EXPR.
26040 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
26043 2007-03-11 Ian Lance Taylor <iant@google.com>
26045 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
26046 the *_DIV_EXPR codes correctly with overflow infinities.
26048 2007-03-11 Ira Rosen <irar@il.ibm.com>
26050 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
26051 indicate success/failure of the analysis. Add negation to subtrahend
26052 in case of subtraction. Fail if both operands contain constants.
26053 (create_data_ref): Fail if analyze_offset fails.
26055 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
26057 * config/i386/i386.md (frndintxf2): Rename to ...
26058 (rintxf2): ... this. Remove expander having same name.
26059 (rintsf2, rintdf2): Implement using SSEMODEF macro.
26060 (roundsf2, rounddf2): Ditto.
26061 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
26062 (lround<mode>di2, lround<mode>si2): Ditto.
26064 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
26066 * lower-subreg.c: Include except.h.
26067 (decompose_multiword_subregs): Verify that the only control flow
26068 insns we can split are loads to multi-words pseudos.
26069 Handle breaking such blocks after splitting, instead of calling
26070 find_many_sub_basic_blocks.
26072 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
26073 on the new basic block. Add a lengthy comment explaining why we
26074 thought this was necessary.
26075 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
26077 2007-03-10 Mark Mitchell <mark@codesourcery.com>
26080 * tree.c (walk_type_fields): Recurse into the element type of
26081 ARRAY_TYPEs if there is a pointer set.
26083 2007-03-10 Dirk Mueller <dmueller@suse.de>
26085 * c-common.c (warn_logical_operator): Fix condition.
26087 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
26089 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
26091 * config/darwin.c (machopic_select_section): Remove superfluous
26092 argument in call to categorize_decl_for_section. Remove unused
26095 2007-03-10 Joseph Myers <joseph@codesourcery.com>
26097 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
26099 * configure: Regenerate.
26101 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
26104 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
26105 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
26106 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
26107 Add LABEL_NUSES to emitted label.
26108 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
26109 branch probability value to emitted jump insn.
26110 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
26111 Do not check life information and do not re-arrange input operands
26112 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
26114 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
26116 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
26117 the change of decode_asm_operands.
26119 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
26121 * mode-switching.c (create_pre_exit): Skip blockage insn.
26123 2007-03-09 Diego Novillo <dnovillo@redhat.com>
26125 * tree-pass.h (TODO_update_smt_usage): Remove.
26127 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
26131 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26133 * pa.c (attr_length_call): Revise condition for long
26134 pc-relative branch.
26135 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
26136 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
26137 sequence on SOM target.
26139 2007-03-09 Geoffrey Keating <geoffk@apple.com>
26141 * gcc.c: Document %{, in big comment at top.
26142 (input_suffix_matches): Remove special handling for .s and
26144 (input_spec_matches): New.
26145 (handle_braces): Handle %{,.
26146 (validate_switches): ',' indicates a value which is not a switch.
26147 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
26148 to detect assembler input.
26149 * config/i386/sol2.h (CPP_SPEC): Likewise.
26150 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
26151 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
26152 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
26153 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
26154 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
26155 -m64 causes deployment target to default to 10.5.
26156 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
26158 2007-03-09 Richard Henderson <rth@redhat.com>
26161 * target.h (targetm.asm.out.reloc_rw_mask): New.
26162 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
26163 (TARGET_ASM_OUT): Use it.
26164 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
26165 * varasm.c (categorize_decl_for_section): Remove shlib argument;
26166 use the new reloc_rw_mask target hook instead.
26167 (default_section_type_flags_1): Merge into...
26168 (default_section_type_flags): ... here.
26169 (decl_readonly_section_1): Merge into...
26170 (decl_readonly_section): ... here.
26171 (default_elf_select_section_1): Merge into...
26172 (default_elf_select_section): ... here.
26173 (default_unique_section_1): Merge into...
26174 (default_unique_section): ... here.
26175 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
26176 (default_select_rtx_section): Use it.
26177 (default_elf_select_rtx_section): Likewise.
26178 * output.h: Update to match.
26179 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
26180 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
26181 (TARGET_ASM_RELOC_RW_MASK): New.
26182 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
26183 to categorize_decl_for_section.
26184 (x86_64_elf_unique_section): Likewise.
26185 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
26186 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
26187 (TARGET_ASM_RELOC_RW_MASK): New.
26188 * config/ia64/ia64.c (ia64_rwreloc_select_section,
26189 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
26190 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
26191 (TARGET_RWRELOC): Remove.
26192 (ia64_section_type_flags): Adjust call to default_section_type_flags.
26193 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
26194 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
26195 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
26196 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
26197 (rs6000_xcoff_select_section): Use decl_readonly_section.
26198 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
26199 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
26200 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
26201 (TARGET_SECTION_TYPE_FLAGS): Remove.
26202 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
26204 2007-03-09 Roger Sayle <roger@eyesopen.com>
26206 * fold-const.c (fold_comparison): Remove compile-time evaluation of
26207 complex constant equality/inequality comparisons for here.
26208 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
26209 known at compile-time or can be simplified to a scalar comparison.
26210 (fold_relational_const): Move compile-time evaluation of complex
26211 constant equality/inequality comparisons to here.
26213 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
26215 PR rtl-optimization/30643
26216 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
26218 (fold_rtx): Recurse, like before 2006-11-03.
26220 2007-03-09 DJ Delorie <dj@redhat.com>
26222 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
26225 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
26227 PR tree-optimization/30375
26228 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
26229 LHS of statements is not the same.
26230 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
26232 2007-03-09 Chao-ying Fu <fu@mips.com>
26234 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
26236 * doc/invoke.texi (-mdspr2): Document new option.
26237 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
26238 New unspec for DSP REV 2.
26239 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
26240 these instructions are extended in DSP REV 2.
26241 (mips-dspr2.md): Include.
26242 * config/mips/mips.opt (mdspr2): New option.
26243 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
26244 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
26245 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
26246 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
26247 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
26248 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
26249 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
26251 (bdesc_map): Add one field of unsupported_target_flags.
26252 (bdesc_arrays): Update entries to have extra fields. Add
26254 (mips_init_builtins): Initialize new function types.
26255 Check unsupported_target_fileds to filter out builtins.
26256 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
26258 (ASM_SPEC): Pass mdspr2 to the assembler.
26259 * config/mips/mips-dspr2.md: New file.
26261 2007-03-09 Sa Liu <saliu@de.ibm.com>
26263 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
26265 2007-03-09 Ian Lance Taylor <iant@google.com>
26267 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
26268 argument) like -Wstrict-overflow=2.
26269 * doc/invoke.texi (Warning Options): Update documentation.
26271 2007-03-09 Dirk Mueller <dmueller@suse.de>
26274 * doc/invoke.texi (-Wlogical-op): Document.
26275 * common.opt (-Wlogical-op): New.
26276 * c-common.h (warn_logical_operator): Declare.
26277 * c-common.c (warn_logical_operator): Define.
26278 * c-typeck.c (parser_build_binary_op): Call
26279 warn_logical_operator.
26281 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
26283 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
26284 * final.c (final_scan_insn): Test for non-"" file name.
26286 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
26288 * doc/loop.texi: Document the Omega linear constraints solver.
26289 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
26290 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
26291 omega-hash-table-size, omega-max-keys, and
26292 omega-eliminate-redundant-constraints.
26293 * tree-pass.h (pass_check_data_deps): Declared.
26296 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
26297 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
26298 pass_check_data_deps): New.
26299 * tree-data-ref.c (init_data_ref): Remove declaration.
26300 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
26301 (analyze_array): Renamed init_array_ref, move up initializations.
26302 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
26303 Removed arguments that are set to NULL.
26304 (analyze_indirect_ref): Correct indentation, correct call to
26306 (object_analysis): Call init_array_ref instead of analyze_array.
26307 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
26308 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
26309 of DR_ACCESS_FNS_ADDR.
26310 (init_omega_eq_with_af, omega_extract_distance_vectors,
26311 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
26312 ddr_consistent_p): New.
26313 (compute_affine_dependence): Check consistency of ddrs when
26314 flag_check_data_deps is passed.
26315 (analyze_all_data_dependences): Uncomment.
26316 (tree_check_data_deps): New.
26317 * tree-data-ref.h: Include omega.h.
26318 (DR_ACCESS_FNS_ADDR): Removed.
26319 (data_dependence_relation): Add inner_loop.
26320 (DDR_INNER_LOOP): New.
26321 * common.opt (fcheck-data-deps): New.
26322 * tree-flow.h (tree_check_data_deps): Declare.
26323 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
26324 (OBJS-common): Depend on omega.o.
26326 * passes.c (pass_check_data_deps): Scheduled.
26327 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
26328 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
26329 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
26330 PARAM_VECT_MAX_VERSION_CHECKS,
26331 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
26333 2007-03-09 Richard Guenther <rguenther@suse.de>
26335 PR tree-optimization/30904
26336 PR middle-end/31058
26337 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
26338 the same way as *_DIV_EXPR.
26340 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
26342 * recog.c (decode_asm_operands): No mixed declarations and code.
26344 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
26346 * rtl.def (ASM_INPUT): Add location.
26347 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
26348 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
26349 (decode_asm_operands): Add loc operand.
26350 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
26351 * stmt.c (expand_asm): Rename to...
26352 (expand_asm_loc): ... this. Add locus argument. Pass it on to
26353 gen_rtx_ASM_INPUT_loc.
26354 (expand_asm_expr): Adjust.
26355 * recog.c (decode_asm_operands): Add loc operand.
26356 (check_asm_operands, extract_insn): Adjust.
26357 * reload1.c (maybe_fix_stack_asms): Likewise.
26358 * final.c (asm_insn_count): Likewise.
26359 (final_scan_insn): Output # line before and after asm.
26361 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
26363 * tree-ssa-structalias.c (variable_info): Remove
26365 (new_var_info): Ditto.
26366 (shared_bitmap_info_t): New structure.
26367 (shared_bitmap_table): New variable.
26368 (shared_bitmap_hash): New function.
26369 (shared_bitmap_eq): Ditto
26370 (shared_bitmap_lookup): Ditto.
26371 (shared_bitmap_add): Ditto.
26372 (merge_smts_into): Change to take bitmap directly.
26373 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
26374 (init_alias_vars): Init shared bitmap hashtable.
26375 (delete_points_to_sets): Delete shared bitmap hashtable.
26376 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
26377 is_aliased removal as a change that was still necessary was
26380 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
26382 * config/i386/i386.h (override_options): Conditionally disable
26383 x86_sahf for 64bit targets only.
26385 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
26388 * c-decl.c (merge_decls): Don't call make_var_volatile.
26389 * varasm.c (make_var_volatile): Remove.
26390 * output.h (make_var_volatile): Remove.
26392 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
26394 PR tree-optimization/31085
26395 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
26397 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26399 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
26400 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
26401 ATTR_CONST_NOTHROW_LIST.
26403 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
26406 2007-03-08 Diego Novillo <dnovillo@redhat.com>
26408 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
26410 2007-03-08 Geoffrey Keating <geoffk@apple.com>
26413 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
26415 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
26416 passed, use shared libgcc.
26418 2007-03-08 Roger Sayle <roger@eyesopen.com>
26420 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
26421 instead of calling build2 with a GIMPLE_MODIFY_STMT.
26422 (honor_protect_cleanup_actions, lower_try_finally_switch):
26424 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
26425 ifc_temp_var): Likewise.
26426 * tree-inline.c (setup_one_parameter): Likewise.
26427 * tree-mudflap.c (mf_decl_cache_locals,
26428 mf_build_check_statement_for): Likewise.
26429 * tree-nested.c (init_tmp_var, save_tmp_var,
26430 finalize_nesting_tree_1): Likewise.
26431 * tree-outof-ssa.c (insert_copy_on_edge,
26432 insert_backedge_copies): Likewise.
26433 * tree-profile.c (tree_gen_edge_profiler,
26434 tree_gen_ic_profiler): Likewise.
26435 * tree-scalar-evolution.c (scev_const_prop): Likewise.
26436 * tree-sra.c (sra_build_assignment): Likewise.
26437 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
26438 * tree-ssa-math-opts.c (insert_reciprocals,
26439 execute_cse_sincos_1): Likewise.
26440 * tree-tailcall.c (adjust_accumulator_values,
26441 adjust_return_value): Likewise.
26442 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
26443 * tree-vect-transform.c (vect_create_data_ref_ptr,
26444 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
26445 vect_create_epilog_for_reduction, vectorizable_reduction,
26446 vectorizable_call, vectorizable_conversion,
26447 vectorizable_assignment, vectorizable_operation,
26448 vectorizable_type_demotion, vect_gen_widened_results_half,
26449 vect_permute_store_chain, vectorizable_store,
26450 vect_setup_realignment, vect_permute_load_chain,
26451 vectorizable_load, vectorizable_condition,
26452 vect_create_cond_for_align_checks): Likewise.
26453 * tree-vrp.c (build_assert_expr_for): Likewise.
26455 2007-03-08 Ian Lance Taylor <iant@google.com>
26457 * tree-vrp.c: Include "intl.h".
26458 (usable_range_p): New static function.
26459 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
26460 overflowed values, juts set *strict_overflow_p.
26461 (compare_values): Only return -2 if one of the operands is not a
26463 (compare_ranges): Call usable_range_p.
26464 (compare_range_with_value): Likewise.
26465 (vrp_evaluate_conditional_warnv): Rename from
26466 vrp_evaluate_conditional. Make static. Change all callers.
26467 (vrp_evaluate_conditional): New function.
26468 (simplify_div_or_mod_using_ranges): Issue warning about reliance
26469 on signed overflow.
26470 (simplify_abs_using_ranges): Likewise.
26471 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
26472 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
26473 within_stmt parameter.
26474 * tree-ssa-propagate.c (fold_predicate_in): Update call to
26475 vrp_evaluate_conditional.
26476 * tree-ssa-threadedge.c
26477 (record_temporary_equivalences_from_stmts_at_dest): Change
26478 simplify parameter to take a second tree parameter.
26479 (simplify_control_stmt_condition): Likewise.
26480 (thread_across_edge): Likewise.
26481 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
26482 (thread_across_edge): Likewise.
26483 * Makefile.in (tree-vrp.o): Depend upon intl.h.
26485 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
26487 * config/i386/i386.h (TARGET_SAHF): New define.
26488 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
26489 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
26490 (x86_sahf): New global variable.
26491 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
26492 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
26493 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
26494 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
26496 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
26497 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
26498 when expanding fcomi/sahf based tests.
26499 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
26500 expanding sahf based alternative. Emit sahf based sequence when
26501 optimizing for code size.
26502 * config/i386/i386.md (x86_sahf_1): Do not disable for
26503 TARGET_64BIT, enable for TARGET_SAHF.
26505 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
26507 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
26508 spurious whitespace from error message.
26510 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
26513 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
26515 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
26517 * c-decl.c (grokdeclarator): Disable warnings for anonymous
26519 * tree-sra.c (instantiate_element): Propagate disabled warnings
26520 from the element itself to the created variable.
26522 2007-03-07 Richard Henderson <rth@redhat.com>
26525 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
26526 silently fix up the stack in the case of a missing register.
26528 2007-03-07 Paul Brook <paul@codesourcery.com>
26530 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
26532 2007-03-07 Joseph Myers <joseph@codesourcery.com>
26534 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
26536 (phase1_vrs): Use them.
26537 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
26538 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
26539 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
26540 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
26541 __gnu_Unwind_Restore_WMMXC if required.
26542 (_Unwind_VRS_Pop): Implement iWMMXt support.
26543 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
26544 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
26545 gnu_Unwind_Save_WMMXC): Define.
26547 2007-03-07 Richard Sandiford <richard@codesourcery.com>
26549 * config/vxworks.h (vxworks_override_options): Declare.
26550 (VXWORKS_OVERRIDE_OPTIONS): Use it.
26551 * config/vxworks.c: Include target.h and toplev.h.
26552 (vxworks_override_options): New function.
26553 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
26555 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
26557 * config/s390/s390.c (override_options): Don't emit an error when
26558 -mstack-size is used without providing -mstack-guard.
26559 (s390_emit_prologue): Choose stack_guard value automatically if not
26560 provided via command line.
26561 * doc/invoke.texi: Adjust description of -mstack-guard and
26564 2007-03-07 Richard Sandiford <richard@codesourcery.com>
26566 * config/i386/i386.c (output_set_got): Add a GOT initialization
26567 sequence for VxWorks PIC.
26568 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
26569 around labels as well as symbols. Use gotoff_operand instead
26570 of local_symbolic_operand.
26571 (legitimize_pic_address): Use gotoff_operand instead of
26572 local_symbolic_operand. Use @GOT accesses for labels as
26574 (ix86_output_addr_diff_elt): Use PC-relative rather than
26575 GP-relative offsets for VxWorks PIC.
26576 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
26577 no_new_pseudos. Check whether the returned register is op0.
26578 * config/i386/i386.md (tablejump): Use PC-relative rather than
26579 GP-relative offsets for VxWorks PIC.
26580 * config/i386/predicates.md (gotoff_operand): New predicate.
26582 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26584 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
26586 * config/vxworks-dummy.h: New file.
26587 * config/i386/i386.h: Include it.
26589 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
26591 * dwarf2out.c (is_inlined_entry_point): New
26592 (add_high_low_attributes): Emit DW_AT_entry_pc along with
26593 DW_AT_ranges if the first subblock is the entry point.
26595 2007-03-06 David Daney <ddaney@avtrex.com>
26597 * doc/install.texi (mips-*-*): Change recommended binutils
26600 2007-03-06 Anatoly Sokolov <aesok@post.ru>
26602 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
26603 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
26605 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26606 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26608 2007-03-06 Jan Hubicka <jh@suse.cz>
26610 * errors.h (warning, error, fatal, internal_error): Mark as cold.
26611 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
26613 (probably_cold_bb_p): Cold functions are cold.
26614 (probably_never_executed_bb_p): Cold functions are cold.
26615 (tree_bb_level_predictions): Predict calls to cold functions as not
26617 (compute_function_frequency): Check hot/cold attributes.
26618 * function.h (function_frequency): Update comments.
26619 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
26620 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
26621 (c_common_att): Add cold and hot.
26623 * doc/extend.texi (hot,cold attributes): Document.
26625 2007-03-06 Andrew Haley <aph@redhat.com>
26627 * function.c (expand_function_end): Move blockage to just after we
26628 emit the label for the naked return from the function.
26630 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26632 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
26635 2007-03-06 Jan Hubicka <jh@suse.cz>
26637 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
26638 loaded for constant large models. Non-large 64bit PIC can do.
26639 * config/i386/i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
26640 * cmodel.h: Add LARGE PIC.
26641 * config/i386/i386.md (UNSPEC_PLTOFF): New.
26642 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
26644 (*call_1_rex64): Disable for large models.
26645 (*call_1_rex64_large): New.
26646 (*call_value_1_rex64): Disable for large models.
26647 (*call_value_1_rex64_large): New.
26648 (set_rip_rex4): New.
26649 (set_got_offset_rex64): New.
26650 * config/i386/predicates.md (constant_call_address_operand): For
26651 large model constant calls are not possible.
26652 * config/i386/i386-protos.h (construct_plt_address): Declare.
26653 * config/i386/i386.c (override_options): Accept large models.
26654 (ix86_expand_prologue): Expand large PIC GOT pointer load.
26655 (legitimate_constant_p): Add new UNSPECs.
26656 (legitimate_pic_operand_p): Likewise.
26657 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
26658 (legitimize_pic_address): Do easy RIP relative way for TLS only for
26660 (output_pic_addr_const): Add PLTOFF.
26661 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
26662 (ix86_expand_move): Legitimize pic address when in PIC mode.
26663 (construct_plt_address): New function.
26664 (ix86_expand_call): Offload the address to register and use GOT
26665 pointer for large model.
26666 * invoke.texi (mcmodel=large): Update documentation.
26668 2007-03-06 Richard Henderson <rth@redhat.com>
26670 * config/i386/i386.c (x86_use_leave, x86_push_memory,
26671 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
26672 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
26673 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
26674 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
26675 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
26676 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
26677 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
26678 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
26679 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
26680 x86_partial_reg_dependency, x86_memory_mismatch_stall,
26681 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
26682 x86_sse_partial_reg_dependency, x86_sse_split_regs,
26683 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
26684 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
26685 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
26686 x86_schedule, x86_use_bt, x86_pad_returns,
26687 x86_use_xchgb): Merge into ...
26688 (ix86_tune_features): ... here. New array.
26689 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
26690 x86_bswap): Merge into ...
26691 (ix86_arch_features): ... here. New array.
26692 (x86_3dnow_a): Remove.
26693 (x86_accumulate_outgoing_args): Make static.
26694 (x86_arch_always_fancy_math_387): Make static.
26695 (ix86_tune_mask, ix86_arch_mask): Move ...
26696 (override_options): ... to local variables here. Apply the
26697 appropriate mask to each element of ix86_arch_features and
26698 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
26699 as were done in the old macros.
26700 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
26701 * config/i386/i386.h (x86_use_leave, x86_push_memory,
26702 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
26703 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
26704 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
26705 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
26706 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
26707 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
26708 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
26709 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
26710 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
26711 x86_partial_reg_dependency, x86_memory_mismatch_stall,
26712 x86_accumulate_outgoing_args, x86_prologue_using_move,
26713 x86_epilogue_using_move, x86_decompose_lea,
26714 x86_arch_always_fancy_math_387, x86_shift1,
26715 x86_sse_partial_reg_dependency, x86_sse_split_regs,
26716 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
26717 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
26718 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
26719 x86_use_incdec, x86_pad_returns, x86_bswap,
26720 x86_partial_flag_reg_stall): Remove.
26721 (enum ix86_tune_indices): New.
26722 (ix86_tune_features): New.
26723 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
26724 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
26725 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
26726 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
26727 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
26728 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
26729 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
26730 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
26731 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
26732 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
26733 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
26734 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
26735 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
26736 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
26737 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
26738 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
26739 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
26740 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
26741 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
26742 TARGET_EXT_80387_CONSTANTS): Use it.
26743 (enum ix86_arch_indices): New.
26744 (ix86_arch_features): New.
26745 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
26746 TARGET_BSWAP): Use it.
26747 (ix86_tune_mask, ix86_arch_mask): Remove.
26749 2007-03-06 Joseph Myers <joseph@codesourcery.com>
26752 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
26753 Define using $${sysroot_headers_suffix}.
26754 * configure: Regenerate.
26755 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
26756 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
26758 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
26759 * gcc.c (print_sysroot_headers_suffix): New.
26760 (option_map): Include --print-sysroot-headers-suffix.
26761 (display_help): Mention -print-sysroot-headers-suffix.
26762 (process_command): Handle -print-sysroot-headers-suffix.
26763 (do_spec_1): Append multilib directory to include-fixed path if
26764 sysroot suffixes in use.
26765 (main): Handle -print-sysroot-headers-suffix.
26766 * Makefile.in (start.encap): Don't depend on xlimits.h
26767 (xlimits.h): Remove.
26768 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
26769 limits.h for each multilib in fixinc_list.
26770 (fixinc_list, s-fixinc_list): New.
26771 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
26772 generate them for each multilib in fixinc_list.
26773 (stmp-fixproto): Use include-fixed. Run fixproto for each
26774 multilib in fixinc_list.
26775 (mostlyclean): Don't remove xlimits.h.
26776 (clean): Remove include-fixed.
26777 (real-install-headers-tar, real-install-headers-cpio,
26778 real-install-headers-cp): Don't copy include, only include-fixed.
26779 (install-mkheaders): Depend on fixinc_list. Don't depend on
26780 xlimits.h. Save limits.h files for each multilib in fixinc_list.
26781 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
26782 SYSTEM_HEADER_DIR setting in mkheaders.conf.
26784 2007-03-06 Jan Hubicka <jh@suse.cz>
26786 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
26789 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26791 * configure.ac: Allow tm_file to contain build-directory files.
26792 * configure: Regenerate.
26793 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
26794 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
26795 * config/m68k/print-sysroot-suffix.sh: New file.
26797 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26799 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
26800 of pic_offset_table_rtx if reload_completed.
26801 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
26802 PIC_OFFSET_TABLE_REGNUM.
26803 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
26805 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
26806 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
26808 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26810 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
26811 functions that call eh_return.
26813 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26815 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
26816 functions that need a constant pool.
26818 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26821 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
26822 (m68k_preferred_reload_class): Likewise.
26823 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
26824 (SECONDARY_RELOAD_CLASS): Define.
26825 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
26826 (LIMIT_RELOAD_CLASS): Delete.
26827 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
26828 registers from storing bytes.
26829 (m68k_secondary_reload_class): New function.
26830 (m68k_preferred_reload_class): Likewise.
26832 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26834 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
26836 (m68k_expand_prologue): Likewise.
26838 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26840 * config/m68k/m68k-protos.h (output_sibcall): Declare.
26841 (mips_expand_epilogue): Add a bool parameter.
26842 (m68k_legitimize_sibcall_address): Declare.
26843 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
26844 (m68k_expand_epilogue): Add a parameter to select between sibling
26845 and normal epilogues. Only generate a return for the latter.
26846 (m68k_ok_for_sibcall_p): New function.
26847 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
26848 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
26849 (sibcall_value, *sibcall_value): Likewise.
26850 (*call, *call_value): Require !SIBLING_CALL_P.
26851 (epilogue): Update call to m68k_expand_epilogue.
26852 (sibcall_epilogue): New pattern.
26853 * config/m68k/predicates.md (const_call_operand): Say that this
26854 predicate applies to sibling calls too.
26855 (sibcall_operand): New predicate.
26857 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26859 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
26860 alternatives as movsi_cf.
26861 (movsf_cf_hard): Add commentary.
26863 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
26864 Richard Sandiford <richard@codesourcery.com>
26866 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
26867 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
26868 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
26869 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
26870 as being live on exit from an interrupt function.
26871 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
26872 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
26873 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
26874 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
26875 (m68k_interrupt_function_p): Globalize.
26876 (m68k_compute_frame_layout): Remove reverse mask code.
26877 (m68k_emit_movem, m68k_set_frame_related): New functions.
26878 (m68k_output_function_prologue): Delete in favor of...
26879 (m68k_expand_prologue): ...this new function.
26880 (m68k_output_function_epilogue): Delete in favor of...
26881 (m68k_expand_epilogue): ...this new function.
26882 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
26884 (print_operand): Handle %?.
26885 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
26886 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
26887 (prologue, epilogue): New patterns.
26888 (return): Turn into a define_expand.
26889 (*return): New pattern, derived from old "return" pattern. Use rte
26890 rather than rts for interrupt functions. Only use rtd if the pop
26892 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
26893 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
26894 (link, *link, unlink, *unlink, load_got): Likewise.
26896 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26900 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
26901 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
26902 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
26903 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
26904 and m68k_matches_u_p.
26905 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
26906 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
26907 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
26908 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
26909 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
26910 (REG_STRICT_P): New macro.
26911 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
26912 PCREL_GENERAL_OPERAND_OK.
26913 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
26914 m68k_legitimate_base_reg_p.
26915 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
26916 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
26917 (PIC_CASE_VECTOR_ADDRESS): Update comment.
26918 * config/m68k/m68k.c (m68k_address): New structure.
26919 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
26920 (m68k_decompose_index, m68k_legitimate_constant_address_p)
26921 (m68k_jump_table_ref_p, m68k_decompose_address)
26922 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
26923 (m68k_matches_u_p): New functions.
26924 (print_operand_address): Rewrite to use m68k_decompose_index.
26926 2007-03-05 David Taylor <dtaylor@emc.com>
26928 * gcc.c: Correct copyright date in --version output.
26930 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26932 * pa.md: In unamed move patterns, disparge copies between general
26933 and floating point registers using '?' modifier. Don't include 'f'
26934 constraint for register preferences in DImode, SImode, HImode and
26935 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
26936 Remove constraints for copies between general and floating registers
26937 in soft-float DFmode pattern.
26938 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
26942 2007-03-05 Mike Stump <mrs@apple.com>
26944 * c-common.c (targetcm): Add.
26945 * c-opts.c (c_common_handle_option): Handle language specific
26947 * opts.c (handle_option): Verify language for target options, if
26949 * opth-gen.awk: Add CL_LANG_ALL.
26950 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
26951 (TARGETCM_INITIALIZER): Add.
26952 * target.h (struct gcc_targetcm): Add.
26954 * targhooks.c (default_handle_c_option): Add.
26955 * targhooks.h (default_handle_c_option): Add.
26956 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
26958 * config/darwin.opt (iframework): Add.
26959 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
26960 * config/darwin-c.c (handle_c_option): Add.
26961 (TARGET_HANDLE_C_OPTION): Add.
26963 * doc/invoke.texi (Darwin Options): Add -iframework.
26965 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26967 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
26970 2007-03-05 Ian Lance Taylor <iant@google.com>
26972 * c.opt (fgnu89-inline): New option.
26973 * c-opts.c (c_common_post_options): Set default value for
26975 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
26976 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
26978 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
26979 (grokdeclarator, start_function): Likewise.
26980 * c-cppbuiltin.c (c_cpp_builtins): Define either
26981 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
26982 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
26983 (C Dialect Options): Document -fgnu89-inline.
26984 * doc/extend.texi (Function Attributes): Explain what the
26985 gnu_inline attribute does.
26986 * doc/cpp.texi (Common Predefined Macros): Document
26987 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
26989 2007-03-05 Ian Lance Taylor <iant@google.com>
26991 PR tree-optimization/31034
26992 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
26993 half-range if the other side is an overflow infinity.
26995 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26997 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
26998 (bfin*-linux-uclibc*): New configuration.
26999 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
27001 * config/bfin/linux.h: New file.
27002 * config/bfin/libgcc-bfin.ver: New file.
27003 * config/bfin/t-bfin-uclinux: New file.
27004 * config/bfin/t-bfin-linux: New file.
27005 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
27006 (TARGET_OS_CPP_BUILTINS): New macro.
27008 2007-03-05 Richard Guenther <rguenther@suse.de>
27010 * fold-const.c (fold_binary): Remove duplicate folding
27011 of comparison of non-null ADDR_EXPR against null.
27013 2007-03-05 Richard Guenther <rguenther@suse.de>
27014 Dorit Nuzman <dorit@il.ibm.com>
27016 PR tree-optimization/26420
27017 * tree-vectorizer.c (vectorize_loops): Bail out early if there
27018 are no loops in the function. Only print the number of
27019 vectorized loops if it is greater than zero or we are supposed
27020 to print information about unvectorized loops.
27022 2007-03-05 Revital Eres <eres@il.ibm.com>
27024 * gcc.dg/var-expand1.c: New test.
27025 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
27026 when an accumulator is expanded.
27028 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27031 * c-common.c (convert_and_check): Don't give warnings for
27032 conversion if 'expr' already overflowed.
27034 2007-03-04 Roger Sayle <roger@eyesopen.com>
27036 PR middle-end/30744
27037 * fold-const.c (fold_comparison): Enforce type consistency when
27038 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
27040 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
27042 * tree-ssa-address.c (create_mem_ref): Do not put an expression
27043 containing a cast to the base of TARGET_MEM_REF.
27045 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
27047 * tree.c (tree_contains_struct_check_failed): Remove spurious
27048 whitespace from error message.
27050 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
27053 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
27054 instead of precision.
27056 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
27057 Nathan Sidwell <nathan@codesourcery.com>
27059 * emit-rtl.c (find_auto_inc): New.
27060 (try_split): recreate REG_INC notes,
27061 Use regular for loops rather than whiles.
27063 2007-03-03 Andreas Schwab <schwab@suse.de>
27065 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
27066 * configure: Regenerate.
27068 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27070 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
27071 flag_rounding_math, not flag_unsafe_math_optimizations.
27073 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
27075 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
27076 alpha_fold_vector_minmax): Likewise.
27077 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
27078 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
27080 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
27082 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
27083 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
27084 if the lhs has side-effects.
27085 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
27087 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
27089 * config/i386/i386.h (TUNEMASK): Remove define.
27090 (ARCHMASK): Remove define.
27091 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
27092 Use ix86_arch_mask variable instead of ARCHMASK.
27093 * config/i386/i386.c (override_options): Ditto.
27094 (standard_80387_constant_p): Ditto.
27096 2007-03-02 Ian Lance Taylor <iant@google.com>
27098 Used signed infinities in VRP.
27099 * tree-vrp.c (uses_overflow_infinity): New static function.
27100 (supports_overflow_infinity): New static function.
27101 (make_overflow_infinity): New static function.
27102 (negative_overflow_infinity): New static function.
27103 (positive_overflow_infinity): New static function.
27104 (is_negative_overflow_infinity): New static function.
27105 (is_positive_overflow_infinity): New static function.
27106 (is_overflow_infinity): New static function.
27107 (overflow_infinity_range_p): New static function.
27108 (compare_values_warnv): New function split out of compare_values.
27109 (compare_value): Call it.
27110 (set_value_range_to_nonnegative): Add overflow_infinity
27111 parameter. Change caller.
27112 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
27114 (vrp_expr_computes_nonzero): Likewise.
27115 (compare_ranges, compare_range_with_value): Likewise.
27116 (compare_name_with_value, compare_names): Likewise.
27117 (vrp_evaluate_conditional): Likewise.
27118 (set_value_range): Handle infinity
27119 (vrp_operand_equal_p, operand_less_p): Likewise.
27120 (extract_range_from_assert): Likewise.
27121 (vrp_int_const_binop): Likewise.
27122 (extract_range_from_binary_expr): Likewise.
27123 (extract_range_from_unary_expr): Likewise.
27124 (extract_range_from_comparison): Likewise.
27125 (extract_range_from_expr): Likewise.
27126 (dump_value_range): Likewise.
27127 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
27128 (test_for_singularity): Likewise.
27129 (vrp_int_const_binop): Remove inline qualifier.
27130 (adjust_range_with_scev): Add comment.
27131 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
27133 2007-03-02 Diego Novillo <dnovillo@redhat.com>
27135 * tree-ssa-structalias.c (could_have_pointers): Tidy.
27136 (get_constraint_for): Likewise.
27137 (do_structure_copy): Likewise.
27138 (find_func_aliases): Fix references to MODIFY_EXPR.
27139 (intra_create_variable_infos): Tidy.
27140 * tree-ssa-operands.c (add_virtual_operand): Add argument
27142 When adding members of alias sets, if IS_CALL_SITE is true and
27143 the symbol is not call-clobbered, skip it.
27144 Adjust all callers.
27146 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
27148 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
27149 entry by means of emit_insn_at_entry.
27151 2007-03-02 Richard Henderson <rth@redhat.com>
27153 * expr.h (promoted_input_arg): Remove decl.
27154 * function.c (promoted_input_arg): Merge into ...
27155 * combine.c (setup_incoming_promotions): ... only caller.
27156 Rearrange to avoid double loop.
27158 2007-03-02 Ben Elliston <bje@au.ibm.com>
27159 Peter Bergner <bergner@vnet.ibm.com>
27160 Janis Johnson <janis187@us.ibm.com>
27162 * config/rs6000/dfp.md: New file.
27163 * config/rs6000/rs6000.md: Include dfp.md.
27164 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
27165 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
27166 and TDmode decimal float modes in FP registers.
27167 (num_insns_constant): Likewise.
27168 (rs6000_legitimate_offset_address_p): Likewise.
27169 (rs6000_legitimize_address): Likewise.
27170 (rs6000_legitimize_reload_address): Likewise.
27171 (rs6000_legitimate_address): Likewise.
27172 (rs6000_emit_move): Likewise.
27173 (function_arg_boundary): Likewise.
27174 (function_arg_advance): Likewise.
27175 (rs6000_darwin64_record_arg_recurse): Likewise.
27176 (function_arg): Likewise.
27177 (rs6000_gimplify_va_arg): Likewise.
27178 (rs6000_split_multireg_move): Likewise.
27179 (rs6000_output_function_epilogue): Likewise.
27180 (rs6000_output_function_epilogue): Likewise.
27181 (rs6000_register_move_cost): Likewise.
27182 (rs6000_function_value): Likewise.
27183 (rs6000_libcall_value): Likewise.
27185 2007-03-02 Richard Sandiford <richard@codesourcery.com>
27187 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
27189 2007-03-02 Richard Sandiford <richard@codesourcery.com>
27191 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
27192 Use $MULTIDIR to choose between the kernel and RTP headers,
27193 and use $WIND_BASE and $WIND_USR to locate them.
27195 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
27197 * config/i386/i386.c (override_options): Put initialization of
27198 ix86_tune_mask and ix86_arch_mask to the correct place.
27200 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
27201 Michael Meissner <michael.meissner@amd.com>
27204 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
27205 (ARCHMASK): Define.
27206 (TARGET_CMOVE): Use ARCHMASK.
27207 (TARGET_CMPXCHG): Ditto.
27208 (TARGET_CMPXCHG8B): Ditto.
27209 (TARGET_XADD): Ditto.
27210 (TARGET_BSWAP): Ditto.
27211 * config/i386/i386.c (ix86_tune_mask): New global variable.
27212 (ix86_arch_mask): Ditto.
27213 (override_options): Initialize ix86_tune_mask and
27214 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
27217 2007-03-02 Ben Elliston <bje@au.ibm.com>
27220 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
27222 2007-03-02 Joseph Myers <joseph@codesourcery.com>
27224 * target.h (init_dwarf_reg_sizes_extra): New target hook.
27225 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
27226 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
27227 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
27229 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
27230 rs6000_init_dwarf_reg_sizes_extra): New.
27231 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
27232 SPE register high parts.
27234 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
27236 * Makefile.in: Add install-pdf target as
27237 copied from automake v1.10 rules.
27238 * configure.ac: Add install-pdf to target list.
27239 * configure: Regenerate.
27241 2007-03-01 Paul Brook <paul@codesourcery.com>
27243 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
27244 modes to LDRD for DImode.
27245 (output_move_double): Fixup out of range ldrd/strd.
27246 (vfp_secondary_reload_class): Rename...
27247 (coproc_secondary_reload_class): ... to this. Add wb argument.
27248 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
27249 coproc_secondary_reload_class for CLASS_IWMMXT.
27250 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
27251 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
27253 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
27255 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
27256 unroll factor by the estimated number of iterations.
27257 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
27258 than prefetch latency.
27260 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
27261 decode_caches_intel, detect_caches_intel): New functions.
27262 (host_detect_local_cpu): Use detect_caches_amd and
27263 detect_caches_intel.
27265 2007-03-01 Richard Henderson <rth@redhat.com>
27267 * expr.c (emit_move_complex_push): Export.
27268 (emit_move_complex_parts): Split out from ...
27269 (emit_move_complex): ... here.
27270 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
27271 * config/i386/i386.md (movcdi): New.
27273 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
27275 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
27276 size of mode1 to check for tieable modes in MMX case.
27278 2007-03-01 Richard Sandiford <richard@codesourcery.com>
27280 * Makefile.in (rtlanal.o): Depend on tree.h.
27281 * rtl.h (offset_within_section_p, split_const): Declare.
27282 * rtlanal.c: Include tree.h.
27283 (offset_within_block_p): New function, taken from
27284 mips_offset_within_object_p.
27285 (split_const): New function, taken from mips_split_const.
27286 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
27288 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
27289 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
27290 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
27291 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
27292 (m68k_illegitimate_symbolic_constant_p): New function.
27293 * config/m68k/m68k.md (movsi): Remove misleading predicates.
27294 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
27295 symbolic constant that might be outside the symbol's section,
27296 move the symbol first and then add the offset.
27297 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
27299 * config/mips/mips.c (mips_split_const): Delete.
27300 (mips_offset_within_object_p): Delete.
27301 (mips_symbolic_constant_p): Use offset_within_section_p and
27302 split_const instead of mips_offset_within_object_p and
27304 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
27305 (mips_legitimize_const_move, print_operand_reloc)
27306 (mips_dangerous_for_la25_p): Use split_const instead of
27309 2007-02-28 Eric Christopher <echristo@apple.com>
27311 * Makefile.in (install-include-dir): Don't rm -rf include.
27313 2007-02-28 Richard Guenther <rguenther@suse.de>
27315 PR middle-end/30364
27316 * fold-const.c (fold_binary): Do not associate expressions
27317 with more than one variable for integer types that do not wrap.
27319 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
27321 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
27322 Delete, and replace with...
27323 (fold_builtin_call_array): This. Update callers to use it.
27324 * fold-const.c (fold_build_call_list): Delete, and replace with...
27325 (fold_build_call_array): This.
27326 (fold_build_call_list_initializer): Delete, and replace with...
27327 (fold_build_call_array_initializer): This.
27328 * tree.h: Update declarations to reflect above changes.
27330 * c-typeck.c (build_function_call): Store converted arguments
27331 in a stack-allocated array instead of building a list.
27332 (convert_arguments): Store arguments in the array passed in as an
27333 argument, and return the actual number of arguments.
27334 * c-format.c: (check_function_format): Pass arguments in an
27335 array instead of a list.
27336 * c-common.c (check_function_nonnull): Likewise.
27337 (check_function_sentinel): Likewise.
27338 (check_function_arguments): Likewise.
27339 * c-common.h: Update declarations to reflect above changes.
27341 2007-02-28 Jan Hubicka <jh@suse.cz>
27343 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
27344 PRED_NEGATIVE_RETURN): Update outcomes.
27346 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
27348 * calls.c (emit_library_call_value_1): Handle partial registers
27349 correctly when building up CALL_INSN_FUNCTION_USAGE.
27351 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27353 * pa/predicates.md (move_src_operand): Allow zero for mode.
27354 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
27357 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
27360 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
27361 *movv2df_internal): Enable pattern only for valid operand
27363 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
27364 tie only 128bit modes. For MMX registers, tie only 64bit modes.
27366 2007-02-27 Mike Stump <mrs@apple.com>
27368 * config/darwin-crt3.c: Avoid compilation when compiling for a
27371 2007-02-27 Joseph Myers <joseph@codesourcery.com>
27373 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
27375 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
27376 for fixed headers and limits.h.
27377 (install-include-dir, install-headers-tar, install-headers-cpio,
27378 install-headers-cp, real-install-headers-tar,
27379 real-install-headers-cpio, real-install-headers-cp): Handle
27380 include-fixed as well as include.
27381 (install-mkheaders): Don't install files that go only in include
27383 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
27384 from GCC_INCLUDE_DIR.
27385 * gcc.c (process_command): Remove special -BstageN/ handling.
27386 (do_spec_1): Add include-fixed directories.
27388 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
27390 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
27392 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
27394 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
27397 2007-02-27 Mark Mitchell <mark@codesourcery.com>
27399 * c-common.c (get_priority): Add check for
27400 SUPPORTS_INIT_PRIORITY.
27402 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
27404 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
27406 * config/bfin/bfin.c: Include "cfglayout.h".
27407 (MAX_LSETUP_DISTANCE): New macro.
27408 (struct loop_info): New members incoming, incoming_src and
27409 incoming_dest. Delete member predecessor.
27410 (length_for_loop): New function.
27411 (bfin_optimize_loop): Handle more different loop structures.
27412 (bfin_discover_loop): Rework detection of predecessor blocks by
27413 examining incoming edges.
27414 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
27416 (bfin_reorder_loops): New function.
27417 (bfin_reorg_loops): Use these three new functions.
27419 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
27420 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
27421 (CONSTRAINT_LEN): Add entry for 'q'.
27422 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
27423 Add 'q' constraints.
27424 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
27425 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
27427 * config/bfin/bfin.md (add_with_carry): New pattern.
27428 (s_or_u, su_optab, su_modifier): New code macros/attrs.
27429 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
27430 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
27431 support unsigned multiplies too. Removed incorrect commutativity from
27432 operand 1 constraint where appropriate.
27433 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
27435 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
27436 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
27438 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
27439 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
27440 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
27441 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
27442 usmulhisi_hh_huh): New patterns.
27444 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
27445 lshifthi3): Fix output template to use half reg for operand 2.
27447 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
27450 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
27452 2007-02-27 Andreas Schwab <schwab@suse.de>
27454 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
27456 2007-02-27 Jan Hubicka <jh@suse.cz>
27458 * predict.c (last_basic_block_p): Remove.
27459 (tree_estimate_probability): Update return heuristic for commonized
27462 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
27464 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
27466 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
27468 * doc/include/gcc-common.texi (versionsubtitle): New macro.
27469 * doc/cpp.texi: Standardize title page.
27470 * doc/cppinternals.texi: Likewise.
27471 * doc/gcc.texi: Standardize title page, remove version number
27472 from copyright page.
27473 * doc/gccint.texi: Likewise.
27474 * doc/install.texi: Standardize title page, add table of
27477 2007-02-26 Jan Hubicka <jh@suse.cz>
27479 * predict.def: Set outcomes according to more recent results.
27480 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
27481 Remove dead predictors.
27482 * predict.c (return_prediction): Fix pasto.
27484 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
27486 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
27487 change; avoid a memory leak when returning early.
27489 2007-02-26 Mark Mitchell <mark@codesourcery.com>
27491 * c-decl.c (static_ctors): Move to c-common.c.
27492 (static_dtors): Likewise.
27493 (finish_function): Use c_record_cdtor_fn.
27494 (build_cdtor): Move to c-common.c.
27495 (c_write_global_declarations): Use c_build_cdtor_fns.
27496 * c-common.h (static_ctors): Declare.
27497 (static_dtors): Likewise.
27498 (c_record_cdtor_fn): Likewise.
27499 (c_build_cdtor_fns): Likewise.
27500 * c-common.c (static_ctors): New variable.
27501 (static_dtors): Likewise.
27502 (c_record_cdtor_fn): New function.
27503 (build_cdtor): Move from c-decl.c
27504 (c_build_cdtor_fns): New function.
27506 * output.h (assemble_addr_to_section): Declare.
27507 (get_cdtor_priority_section): Likewise.
27508 * varasm.c (assemble_addr_to_section): New function.
27509 (get_cdtor_priority_section): Likewise.
27510 (default_named_section_asm_out_destructor): Use them.
27511 (destor_dtor_section_asm_out_destructor): Likewise.
27512 (default_named_section_asm_out_constructor): Likewise.
27513 (default_ctor_section_asm_out_constructor): Likewise.
27514 * config.gcc (*-*-vxworks*): Include vxworks.o.
27515 * config/t-vxworks (vxworks.o): New target.
27516 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
27517 (TARGET_ASM_CONSTRUCTOR): Define.
27518 (TARGET_ASM_DESTRUCTOR): Likewise.
27519 (vxworks_asm_out_constructor): Declare.
27520 (vxworks_asm_out_destructor): Likewise.
27522 * c-common.c (get_priority): Check that we have not just an
27523 INTEGER_CST, but an integer constant with integeral type.
27525 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
27527 PR tree-optimization/30938
27528 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
27529 use &dt[nargs-1] instead of &dt[nargs] in the call to
27530 vect_is_simple_use().
27532 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
27534 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
27535 from register elimination as PRE_MODIFY / POST_MODIFY increments.
27536 Do not attempt to handle MEM inside auto-inc expressions.
27537 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
27538 of a register modified by an auto-inc expression. However, do handle
27539 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
27540 (elimination_effects): Prohibit elimination of a register modified
27541 by an auto-inc expression. Disable register elimination rules whose
27542 target register is modified by an auto-inc expression with variable
27545 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
27547 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
27549 (array_at_struct_end_p): New function.
27550 (idx_infer_loop_bounds): Use it.
27551 (estimate_numbers_of_iterations_loop): Export.
27552 * predict.c (predict_loops): Use estimated_loop_iterations_int.
27553 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
27554 (tree_estimate_probability): Call record_loop_exits.
27555 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
27556 (estimated_loop_iterations, estimated_loop_iterations_int,
27557 estimated_loop_iterations_tree): New functions.
27558 (analyze_siv_subscript_cst_affine,
27559 compute_overlap_steps_for_affine_1_2,
27560 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
27561 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
27562 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
27563 (PRED_LOOP_ITERATIONS_GUESSED): New.
27564 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
27565 * cfgloop.h (estimate_numbers_of_iterations_loop,
27566 estimated_loop_iterations_int): Declare.
27568 2007-02-25 Mark Mitchell <mark@codesourcery.com>
27570 * doc/extend.texi: Document optional priority argument to
27571 constructors and destructors.
27572 * tree.c (init_priority_for_decl): Adjust GTY markers.
27573 (init_ttree): Use priority-info hash functions for
27574 init_priority_for_decl.
27575 (tree_map_eq): Rename to ...
27576 (tree_map_base_eq): ... this.
27577 (tree_map_marked_p): Rename to ...
27578 (tree_map_base_marked_p): ... this.
27579 (tree_map_base_hash): New function.
27580 (decl_init_priority_lookup): Rework.
27581 (decl_fini_priority_lookup): New function.
27582 (decl_priority_info): New function.
27583 (decl_init_priority_insert): Use it.
27584 (decl_fini_priority_insert): Likewise.
27585 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
27587 (decl_restrict_base_insert): Likewise.
27588 (decl_debug_expr_insert): Likewise.
27589 (decl_value_expr_lookup): Likewise.
27590 (decl_value_expr_insert): Likewise.
27591 * tree.h (priority_type): New type.
27592 (decl_init_priority_lookup): Use priority_type.
27593 (decl_fini_priority_lookup): New function.
27594 (decl_init_priority_insert): Use priority_type.
27595 (decl_fini_priority_insert): New function.
27596 (DECL_HAS_INIT_PRIORITY): Tweak comments.
27597 (DECL_INIT_PRIORITY): Likewise.
27598 (SET_DECL_INIT_PRIORITY): Add comment.
27599 (DECL_FINI_PRIORITY): New macro.
27600 (SET_DECL_FINI_PRIORITY): Likewise.
27601 (DEFAULT_INIT_PRIORITY): Document.
27602 (MAX_INIT_PRIORITY): Likewise.
27603 (MAX_RESERVED_INIT_PRIORITY): Likewise.
27604 (tree_map_base): New type.
27605 (tree_map_base_eq): New function.
27606 (tree_map_base_hash): Likewise.
27607 (tree_map_base_marked_p): Likewise.
27608 (tree_map): Inherit from tree_map_base.
27609 (tree_map_eq): Make it a macro.
27610 (tree_map_marked_p): Likewise.
27611 (tree_int_map): Inherit from tree_map_base.
27612 (tree_int_map_eq): Make it a macro.
27613 (tree_int_map_hash): Likewise.
27614 (tree_int_map_marked_p): Likewise.
27615 (tree_priority_map): New type.
27616 (tree_priority_map_eq): New macro.
27617 (tree_priority_map_hash): Likewise.
27618 (tree_priority_map_marked_p): Likewise.
27619 * varasm.c (emults_decl): Adjust for refactoring of tree_map
27621 (emutls_common_1): Likewise.
27622 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
27623 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
27624 of tree_map hierarchy.
27625 * tree-cfg.c (move_stmt_r): Likewise.
27626 (new_label_mapper): Likewise.
27627 * c-tree.h (c_expand_body): Move to ...
27628 * c-common.h (c_expand_body): ... here.
27629 * c-decl.c (c_expand_body): Move to ...
27630 * c-common.c (c_expand_body): ... here.
27631 (c_common_attribute_table): Allow 1 argument for the constructor
27632 and destructor attributes.
27633 (get_priority): New function.
27634 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
27635 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
27637 2007-02-24 Jan Hubicka <jh@suse.cz>
27639 PR middle-end/30509
27640 * tree-inline.c (copy_bb): Produce exact copy of EH info when
27641 copying for inlining.
27643 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
27644 Jan Hubicka <jh@suse.cz>
27647 * cofnig/i386/i386.c (counter_mode): New function.
27648 (expand_set_or_movmem_via_loop): Use it.
27649 (expand_movmem_epilogue): Likewise; fix pasto.
27650 (ix86_expand_movmem): Do emit guard even for constant counts.
27651 (ix86_expand_setmem): Likewise.
27653 2007-02-25 Nick Clifton <nickc@redhat.com>
27655 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
27656 (JUMP_TABLES_IN_TEXT_SECTION): Define.
27658 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
27661 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
27662 count argument with 0x10, not with 0x16.
27663 (expand_setmem_epilogue): Ditto.
27665 2007-02-24 Mike Stump <mrs@apple.com>
27667 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
27670 2007-02-24 Richard Guenther <rguenther@suse.de>
27672 PR middle-end/30951
27673 * fold-const.c (fold_binary): Fold x +- CST op x for
27674 EQ_EXPR and NE_EXPR.
27676 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27678 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
27680 2007-02-24 Jan Hubicka <jh@suse.cz>
27682 * cgraphunit.c (decide_is_function_needed): Honor
27683 -fkeep-inline-functions.
27685 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27687 * builtins.c (fold_builtin_modf): New.
27688 (fold_builtin_2): Use it.
27690 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
27692 * loop-iv.c (implies_p): Detect additional cases where A implies B.
27693 (determine_max_iter): Take additional LOOP arg; all callers changed.
27694 Lose broken logic dealing with PLUS. Try to limit the upper bound by
27695 one using simplifications.
27696 (simplify_using_initial_values): Return if the expression becomes
27697 invalid due to altered regs.
27699 2007-02-23 DJ Delorie <dj@redhat.com>
27701 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
27703 2007-02-23 Mike Stump <mrs@apple.com>
27705 * tlink.c (scan_linker_output): Parse linker messages from
27706 darwin9's linker better.
27708 2007-02-23 Steve Ellcey <sje@cup.hp.com>
27711 * varpool.c (varpool_assemble_pending_decls): Set
27712 varpool_last_needed_node to null.
27714 2007-02-23 DJ Delorie <dj@redhat.com>
27716 * config/i386/i386.c (ix86_data_alignment): Don't specify an
27717 alignment bigger than the object file can handle.
27719 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
27722 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
27723 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
27724 (*movsf_1): Penalize MMX moves.
27726 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
27728 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
27729 2^32-1 or more times unless flag_unsafe_loop_optimizations.
27731 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
27733 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27735 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
27736 (fold_builtin_1): Use them.
27737 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
27738 BUILT_IN_SIGNIFICAND.
27740 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
27742 * config/i386/i386.c (bdesc_1arg): Initialize
27743 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
27744 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
27745 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
27746 and IX86_BUILTIN_MOVSLDUP.
27748 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
27750 PR rtl-optimization/30841
27751 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
27753 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27755 * builtins.c (fold_builtin_frexp): New.
27756 (fold_builtin_2): Use it.
27758 2007-02-22 Mark Mitchell <mark@codesourcery.com>
27760 * doc/invoke.texi (Spec Files): Document getenv spec function.
27762 * gcc.c (getenv_spec_function): New function.
27763 (static_spec_functions): Add it.
27764 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
27765 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
27768 2007-02-22 Michael Matz <matz@suse.de
27771 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
27772 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
27774 2007-02-22 Ian Lance Taylor <iant@google.com>
27777 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
27778 (mem_loc_descriptor): Call it.
27780 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
27781 Ira Rosen <irar@il.ibm.com>
27783 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
27785 2007-02-22 Ira Rosen <irar@il.ibm.com>
27787 PR tree-optimization/30843
27788 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
27789 stores only after all the group is vectorized.
27791 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
27793 PR tree-optimization/30858
27794 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
27795 in the reduction cycle have a single use in the loop.
27796 * tree-vectorizer.h (relevant): Add documentation.
27798 2007-02-20 Mike Stump <mrs@apple.com>
27800 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
27801 * configure: Regenerate.
27803 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
27805 Change the defaults of some parameters and options.
27806 * config/spu/spu-protos.h (spu_optimization_options): Declare.
27807 * config/spu/spu.c (spu_optimization_options): Add.
27808 (spu_override_options): Change params in spu_optimization_options.
27809 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
27811 Register 127 is only 16 byte aligned when used as a frame pointer.
27812 * config/spu/spu-protos.h (spu_init_expanders): Declare.
27813 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
27814 HARD_FRAME_POINTER_REGNUM.
27815 (spu_legitimate_address): Use regno_aligned_for_reload.
27816 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
27817 aligned when frame_pointer_needed is true.
27818 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
27820 * config/spu/spu.h (INIT_EXPANDERS): Define.
27822 Make sure shift and rotate instructions have valid immediate operands.
27823 * config/spu/predicates.md (spu_shift_operand): Remove.
27824 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
27825 * config/spu/constraints.md (W, O): Extend range.
27826 * config/spu/spu.md (umask, nmask): Define.
27827 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
27828 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
27829 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
27830 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
27831 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
27832 (lshr<mode>3_reg): Fix rtl description.
27834 Make sure mulhisi immediate operands are valid.
27835 * config/spu/predicates.md (imm_K_operand): Add.
27836 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
27838 Generate constants using fsmbi and andi.
27839 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
27840 (print_operand, spu_split_immediate, classify_immediate,
27841 fsmbi_const_p): Handle IC_FSMBI2.
27843 Correctly handle a CONST_VECTOR containing symbols.
27844 * config/spu/spu.c (print_operand): Handle HIGH correctly.
27845 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
27846 (immediate_load_p): Allow symbols that use 2 instructions to create.
27847 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
27848 with symbols when flag_pic is set.
27849 (const_vector_immediate_p): New.
27850 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
27851 accept a CONST_VECTOR with symbols.
27852 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
27853 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
27855 * config/spu/spu.md (high, low): Delete.
27856 (low_<mode>): Define.
27858 Remove INTRmode and INTR_REGNUM, which didn't work.
27859 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
27861 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
27862 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
27863 peephole2 pattern): Don't use INTR or 131.
27864 (movintrcc): Delete.
27865 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
27866 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
27867 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
27868 (UNSPEC_SET_INTR): Add.
27869 * config/spu/spu-modes.def (INTR): Remove.
27871 More accurate warnings about run-time relocations.
27872 * config/spu/spu.c (reloc_diagnostic): Test in_section.
27874 Correctly warn about immediate arguments to specific intrinsics.
27875 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
27876 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
27877 the instruction predicate.
27879 Fix tree check errors with latest update.
27880 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
27882 (spu_expand_builtin): Use CALL_EXPR_FN.
27884 Add missing specific intrinsics.
27885 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
27887 * config/spu/spu_internals.h: Ditto.
27889 Fix incorrect operand modifiers.
27890 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
27891 * config/spu/spu.md (xor<mode>3): Change %S to %J.
27893 Optimize one case of zero_extend of a vec_select.
27894 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
27896 Accept any immediate for hbr.
27897 * config/spu/spu.md (hbr): Change s constraints to i.
27899 2007-02-21 Paul Brook <paul@codesourcery.com>
27901 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
27902 condexec_count when skipping USE and CLOBBER.
27904 2007-02-21 Nick Clifton <nickc@redhat.com>
27906 * common.opt (Warray-bounds): Add Warning attribute.
27907 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
27909 (fsized-zeroes): Add Optimization attribute.
27910 (fsplit-wide-types, ftree-scev-cprop): Likewise.
27911 * c.opt (Wc++0x-compat): Add Warning attribute.
27913 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
27915 PR middle-end/30761
27916 * reload1.c (eliminate_regs_in_insn): In the single_set special
27917 case, attempt to re-recognize the insn before falling back to
27918 having reload fix it up.
27920 2007-02-20 Eric Christopher <echristo@gmail.com>
27922 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
27923 Rewrite accordingly.
27924 (frv_read_iacc_argument): Ditto.
27925 (frv_expand_set_builtin): Take a call instead of arglist, update for
27927 (frv_expand_unop_builtin): Ditto.
27928 (frv_expand_binop_builtin): Ditto.
27929 (frv_expand_cut_builtin): Ditto.
27930 (frv_expand_binopimm_builtin): Ditto.
27931 (frv_expand_voidbinop_builtin): Ditto.
27932 (frv_expand_int_void2arg): Ditto.
27933 (frv_expand_prefetches): Ditto.
27934 (frv_expand_voidtriop_builtin): Ditto.
27935 (frv_expand_voidaccop_builtin): Ditto.
27936 (frv_expand_load_builtin): Ditto.
27937 (frv_expand_store_builtin): Ditto.
27938 (frv_expand_mdpackh_builtin): Ditto.
27939 (frv_expand_mclracc_builtin): Ditto.
27940 (frv_expand_mrdacc_builtin): Ditto.
27941 (frv_expand_mwtacc_builtin): Ditto.
27942 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
27945 2007-02-20 Janis Johnson <janis187@us.ibm.com>
27947 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
27948 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
27950 (HAVE_GAS_DFP): Check for assembler support of decimal floating
27951 point instructions.
27952 * configure: Regenerate.
27953 * config.in: Regenerate.
27954 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
27955 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
27956 masks to power6 and power6x and to POWERPC_MASKS.
27957 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27959 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
27960 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
27961 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
27962 Access PROTOTYPE as variable, not mask.
27964 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
27966 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
27967 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
27968 * combine.c (adjust_for_new_dest): Use it.
27969 * postreload.c (reload_combine): Likewise.
27971 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
27973 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
27974 notes on an insn with multiple sets, even if single_set returns
27975 non-NULL for that insn.
27977 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27979 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
27980 scalbn and scalbln.
27982 2007-02-20 Geoffrey Keating <geoffk@apple.com>
27984 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
27985 if user didn't pass it.
27986 * config/i386/darwin.h (CC1_SPEC): Likewise.
27987 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
27988 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
27989 -mmacosx-version-min.
27991 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27992 Uros Bizjak <ubizjak@gmail.com>
27994 * optabs.h (enum optab_index): Add new OTI_scalb.
27995 (scalb_optab): Define corresponding macro.
27996 * optabs.c (init_optabs): Initialize scalb_optab.
27997 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
27999 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
28000 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
28001 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
28002 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
28003 flag_unsafe_math_optimizations is set.
28005 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
28006 to implement scalbf, scalb and scalbl built-ins as inline x87
28009 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28010 DJ Delorie <dj@redhat.com>
28013 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
28014 (diagnostic_report_diagnostic): ... here, and turn them into real
28015 errors. If warnings are inhibited, no need to do anything.
28017 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
28019 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
28020 better code generation.
28022 2007-02-20 Ben Elliston <bje@au.ibm.com>
28024 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
28026 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
28028 * config/alpha/alpha.c, config/alpha/alpha.md,
28029 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
28030 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
28031 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
28032 config/arm/lib1funcs.asm: Follow spelling conventions.
28034 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
28035 config/fr30/fr30.md, config/i386/i386.h,
28036 config/iq2000/iq2000.h, config/iq2000/predicates.md,
28037 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
28038 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
28039 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
28040 config/rs6000/altivec.md, config/rs6000/rs6000.c,
28041 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
28042 config/sparc/sparc.c, config/sparc/sparc.h,
28043 config/sparc/sparc.md, config/spu/constraints.md,
28044 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
28047 2007-02-20 Alan Modra <amodra@bigpond.net.au>
28050 * varasm.c (use_blocks_for_decl_p): Return false for decls with
28053 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
28055 * doc/invoke.texi (-ftree-lrs): Remove.
28057 2007-02-19 Diego Novillo <dnovillo@redhat.com>
28059 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
28062 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
28064 * config/ia64/ia64.c (ia64_expand_builtin): Use the
28065 new CALL_EXPR_FN macro for retrieving the function
28066 declaration of the input expression.
28068 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28070 * c.opt (Waddress): New.
28071 * common.opt (Walways-true): Delete.
28072 (Wstring-literal-comparison): Delete.
28073 * doc/invoke.texi (Warning Options): Delete -Walways-true and
28074 -Wstring-literal-comparison. Add -Waddress.
28076 (Walways-true): Delete.
28077 (Wstring-literal-comparison): Delete.
28078 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
28079 consistently instead of -Walways-true in example.
28080 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
28081 * c-typeck.c (parser_build_binary_op): Replace
28082 -Wstring-literal-comparison and -Walways-true with -Waddress.
28083 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
28086 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
28088 * tree-cfg.c (dump_function_to_file): Be prepared for functions
28089 without DECL_STRUCT_FUNCTION initialized.
28091 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
28093 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
28094 due to calls to functions taking pointers as parameters.
28096 2007-02-19 Richard Henderson <rth@redhat.com>
28099 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
28102 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
28104 * config/s390/s390.c (s390_call_saved_register_used,
28105 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
28106 accessed to the new scheme.
28108 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
28110 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
28111 (cris_print_index, cris_print_operand, cris_print_operand_address)
28112 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
28113 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
28114 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
28115 GET_CODE () == xxx.
28116 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
28117 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
28118 GO_IF_LEGITIMATE_ADDRESS): Ditto.
28119 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
28120 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
28121 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
28122 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
28123 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
28124 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
28125 (uminsi3, call, call_value): Ditto.
28126 (define_split: indir_to_reg_split, unnamed): Ditto.
28128 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
28130 PR tree-optimization/30975
28131 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
28134 2007-02-18 Eric Christopher <echristo@gmail.com>
28136 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
28137 Remove use of arglist.
28138 (mips_expand_builtin): Remove use of arglist, pass in expr.
28139 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
28140 (mips_expand_builtin_movtf): Ditto.
28141 (mips_expand_builtin_compare): Ditto.
28143 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
28145 * tree-sra.c (sra_build_assignment): Replace assertion
28146 checking with a comment explaining why it can't be done.
28148 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
28150 PR middle-end/30833
28151 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
28152 during CALL_EXPR representation conversion.
28153 * tree-ssa-propagate.c (set_rhs): Likewise.
28155 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
28157 * tree-sra.c (sra_build_assignment): Disable assertion checking
28160 2007-02-18 Roger Sayle <roger@eyesopen.com>
28162 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
28163 instead of calling build2 with a GIMPLE_MODIFY_STMT.
28164 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
28166 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
28167 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
28168 gimplify_init_ctor_eval_range, gimple_push_cleanup,
28169 gimplify_omp_for, gimplify_omp_atomic_pipeline,
28170 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
28171 force_gimple_operand): Likewise.
28172 * ipa-cp.c (constant_val_insert): Likewise.
28173 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
28174 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
28175 perfect_nestify): Likewise.
28176 * langhooks.c (lhd_omp_assignment): Likewise.
28177 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
28178 lower_copyprivate_clauses, lower_send_clauses,
28179 lower_send_shared_vars, expand_parallel_call,
28180 expand_omp_for_generic, expand_omp_for_static_nochunk,
28181 expand_omp_for_static_chunk, expand_omp_sections,
28182 lower_omp_single_copy, lower_omp_for_lastprivate,
28183 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
28184 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
28185 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
28188 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
28190 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
28191 config/sh/sh.md: Follow spelling conventions.
28193 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
28194 config/frv/predicates.md: Follow spelling conventions.
28196 * config/m68k/linux-unwind.h: Fix a comment typo.
28197 * target.h: Follow spelling conventions.
28199 2007-02-18 Roger Sayle <roger@eyesopen.com>
28201 PR rtl-optimization/28173
28202 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
28203 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
28204 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
28205 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
28206 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
28208 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28210 * builtins.c (fold_builtin_load_exponent): New.
28211 (fold_builtin_2): Use it.
28213 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
28215 PR rtl-optimization/30773
28216 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
28217 if we fail to attach a REG_EQUIV note.
28219 2007-02-18 David Edelsohn <edelsohn@gnu.org>
28220 Roger Sayle <roger@eyesopen.com>
28222 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
28224 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
28226 * calls.c (initialize_argument_information): Pass original EXP
28227 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
28228 code to split complex arguments here, as part of initializing the
28230 (expand_call): Remove code that builds a list of arguments and
28231 inserts implicit arguments into it. Instead, just count how many
28232 implicit arguments there will be so we can determine the size of
28233 the ARGS array, and let initialize_argument_information do the work.
28234 (split_complex_values): Delete unused function.
28236 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
28238 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
28240 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
28242 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
28243 for arg pointer based indexed addressing.
28245 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
28247 * config/ia64/ia64.h, config/ia64/ia64.md,
28248 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
28249 spelling conventions.
28251 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
28253 * config/m68k/m68k.c (split_di): New.
28254 * config/m68k/m68k-protos.h: Declare split_di.
28255 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
28256 Improve predicate handling and split constant shifts.
28258 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
28260 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
28261 parameter for register bitfield operations, general predicates
28264 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
28266 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
28267 * config/m68k/linux-unwind.h: New file.
28269 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
28271 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
28272 config/i386/athlon.md, config/ia64/ia64.md,
28273 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
28274 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
28275 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
28276 tree-ssa-loop-niter.c, tree-vect-analyze.c,
28277 tree-vect-transform.c: Fix comment typos.
28279 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
28281 * sched-deps.c (find_insn_list): Remove.
28282 * sched-int.h: Remove the prototype for find_insn_list.
28284 2007-02-16 Geoffrey Keating <geoffk@apple.com>
28286 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
28288 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
28289 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
28290 darwin_rs6000_override_options.
28291 (C_COMMON_OVERRIDE_OPTIONS): Expect
28292 darwin_macosx_version_min to be non-NULL always.
28293 (TARGET_C99_FUNCTIONS): Likewise.
28294 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
28295 (DARWIN_MINVERSION_SPEC): New.
28296 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
28297 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
28299 (DARWIN_MINVERSION_SPEC): New.
28300 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
28302 * config/darwin-c.c (darwin_cpp_builtins): Expect
28303 darwin_macosx_version_min to be non-NULL always.
28305 * config/rs6000/rs6000.c: Clean up trailing whitespace.
28307 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
28309 * config/i386/i386.h (x86_use_xchgb): New.
28310 (TARGET_USE_XCHGB): New macro.
28311 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
28312 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
28313 Split after reload into bswaphi for shifts of 8.
28314 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
28315 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
28316 or when optimizing for size.
28318 2007-02-16 Richard Guenther <rguenther@suse.de>
28319 Christian Bruel <christian.bruel@st.com>
28321 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
28322 DECLs but prefer SSA_NAMEs over DECLs.
28324 2007-02-16 Richard Guenther <rguenther@suse.de>
28326 * tree-flow-inline.h (single_imm_use_p): Remove.
28327 (zero_imm_uses_p): Likewise.
28328 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
28329 instead of single_imm_use_p.
28330 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
28333 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28336 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
28337 nested double- and backquotes.
28339 2007-02-15 Roger Sayle <roger@eyesopen.com>
28341 PR middle-end/30391
28342 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
28343 should be unreachable.
28344 (build2_stat): Allow construction of MODIFY_EXPR at any time.
28345 For the time being redirect GIMPLE_MODIFY_STMT to the new
28346 (renamed) build_gimple_modify_stmt_stat.
28347 (build2_gimple_stat): Rename to...
28348 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
28349 Always build a GIMPLE_MODIFY_STMT node.
28350 * tree.h (build2_gimple, build2_gimple_stat): Delete.
28351 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
28354 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
28355 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
28356 * tree-complex.c (set_component_ssa_name, expand_complex_move,
28357 expand_complex_div_wide): Likewise.
28358 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
28359 * tree-ssa-loop-im.c (schedule_sm): Likewise.
28360 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
28361 * tree-ssa-loop-manip.c (create_iv): Likewise.
28362 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
28363 abs_replacement): Likewise.
28364 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
28365 realify_fake_stores): Likewise.
28367 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
28368 node rather than a GIMPLE_MODIFY_STMT node.
28369 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
28370 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
28372 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
28373 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
28374 GIMPLE_MODIFY_STMT.
28376 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
28378 PR middle-end/30433
28379 * fold-const.c (fold_comparison): Add back the
28380 folding of constant complex comparisions.
28382 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
28384 PR middle-end/30729
28385 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
28386 effects unknown to this function, return early.
28388 2007-02-15 Ian Lance Taylor <iant@google.com>
28390 * lower-subreg.c (move_eh_region_note): New static function.
28391 (resolve_simple_move): Call it.
28392 (decompose_multiword_subregs): Track blocks for which we resolve a
28393 simple move which is also a control flow insn. Pass them to
28394 find_many_sub_basic_blocks.
28395 (pass_lower_subreg): Add TODO_verify_flow.
28396 (pass_lower_subreg2): Likewise.
28398 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28399 Brooks Moses <brooks.moses@codesourcery.com>
28400 Lee Millward <lee.millward@codesourcery.com>
28402 * tree.h (enum tree_code_class): Add tcc_vl_exp.
28403 (VL_EXP_CLASS_P): New.
28404 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
28406 (TREE_OPERAND_CHECK_CODE): Likewise.
28407 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
28408 (TREE_RTL_OPERAND_CHECK): Likewise.
28409 (tree_operand_check_failed): Make second parameter the whole tree
28410 instead of its code. Fixed callers.
28411 (VL_EXP_CHECK): New.
28412 (TREE_OPERAND_LENGTH): New.
28413 (VL_EXP_OPERAND_LENGTH): New.
28414 (CALL_EXPR_FN): New.
28415 (CALL_EXPR_STATIC_CHAIN): New.
28416 (CALL_EXPR_ARGS): New.
28417 (CALL_EXPR_ARG): New.
28418 (call_expr_nargs): New.
28419 (CALL_EXPR_ARGP): New.
28420 (build_nt_call_list): Declare.
28421 (build_vl_exp_stat): Declare.
28422 (build_vl_exp): New.
28423 (build_call_list): Declare.
28424 (build_call_nary): Declare.
28425 (build_call_valist): Declare.
28426 (build_call_array): Declare.
28427 (call_expr_arg): Declare.
28428 (call_expr_argp): Declare.
28429 (call_expr_arglist): Declare.
28430 (fold_build_call_list): Declare.
28431 (fold_build_call_list_initializer): Declare.
28432 (fold_call_expr): Declare to replace fold_builtin.
28433 (fold_builtin_fputs): Update to agree with modified definition.
28434 (fold_builtin_strcpy): Likewise.
28435 (fold_builtin_strncpy): Likewise.
28436 (fold_builtin_memory_chk): Likewise.
28437 (fold_builtin_stxcpy_chk): Likewise.
28438 (fold_builtin_strncpy_chk): Likewise.
28439 (fold_builtin_next_arg): Likewise.
28440 (fold_build_call_expr): Declare.
28441 (fold_builtin_call_list): Declare.
28442 (fold_builtin_call_valist): Declare.
28443 (build_call_expr): Declare.
28444 (validate_arglist): Update to agree with modified definition.
28445 (tree_operand_length): New.
28446 (call_expr_arg_iterator): New.
28447 (init_call_expr_arg_iterator): New.
28448 (next_call_expr_arg): New.
28449 (first_call_expr_arg): New.
28450 (more_call_expr_args_p): New.
28451 (FOR_EACH_CALL_EXPR_ARG): New.
28453 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
28454 and tcc_gimple_stmt.
28455 (tree_code_size): Update documentation. Use sizeof (tree) rather
28456 than sizeof (char *).
28457 (tree_size): Likewise. Add case for tcc_vl_exp.
28458 (tree_node_structure): Add case for tcc_vl_exp.
28459 (contains_placeholder_p): Likewise.
28460 (substitute_in_expr): Likewise.
28461 (substitute_placeholder_in_expr): Likewise.
28462 (stabilize_reference_1): Likewise.
28463 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
28464 to diagnose breakage of this interface for constructing CALL_EXPRs.
28465 (build_nt): Add similar assertion here.
28466 (build_nt_call_list): New.
28467 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
28468 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
28470 (get_callee_fndecl): Use new CALL_EXPR accessors.
28471 (tree_operand_check_failed): Change parameters to pass entire node
28472 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
28473 (process_call_operands): New.
28474 (build_vl_exp_stat): New.
28475 (build_call_list): New.
28476 (build_call_nary): New.
28477 (build_call_valist): New.
28478 (build_call_array): New.
28479 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28480 (call_expr_arglist): New.
28482 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
28483 tcc_vl_exp instead of a fixed-size tcc_expression.
28485 * doc/c-tree.texi (CALL_EXPR): Document new representation and
28486 accessors for CALL_EXPRs.
28487 (AGGR_INIT_EXPR): Likewise.
28489 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28490 Brooks Moses <brooks.moses@codesourcery.com>
28491 Lee Millward <lee.millward@codesourcery.com>
28493 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
28494 (expand_builtin_nonlocal_goto): Change parameter to be entire
28495 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
28496 (expand_builtin_prefetch): Likewise.
28497 (expand_builtin_classify_type): Likewise.
28498 (mathfn_built_in): Return NULL_TREE instead of 0.
28499 (expand_errno_check): Use new CALL_EXPR accessors.
28500 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
28501 Return NULL_RTX instead of 0.
28502 (expand_builtin_mathfn_2): Likewise.
28503 (expand_builtin_mathfn_3): Likewise.
28504 (expand_builtin_interclass_mathfn): Likewise.
28505 (expand_builtin_sincos): Likewise.
28506 (expand_builtin_cexpi): Likewise.
28507 (expand_builtin_int_roundingfn): Likewise.
28508 (expand_builtin_int_roundingfn_2): Likewise.
28509 (expand_builtin_pow): Likewise.
28510 (expand_builtin_powi): Likewise.
28511 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
28512 of arglist, fixing callers appropriately. Use new CALL_EXPR
28513 accessors and constructors. Return NULL_RTX instead of 0.
28514 (expand_builtin_strstr): Likewise.
28515 (expand_builtin_strchr): Likewise.
28516 (expand_builtin_strrchr): Likewise.
28517 (expand_builtin_strpbrk): Likewise.
28518 (expand_builtin_memcpy): Likewise.
28519 (expand_builtin_mempcpy): Likewise.
28520 (expand_builtin_mempcpy_args): New.
28521 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
28522 (expand_builtin_memmove_args): New.
28523 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
28524 (expand_movstr): Likewise.
28525 (expand_builtin_strcpy): Likewise.
28526 (expand_builtin_strcpy_args): New.
28527 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
28528 (expand_builtin_strncpy): Likewise.
28529 (expand_builtin_memset): Likewise.
28530 (expand_builtin_memset_args): New.
28531 (expand_builtin_bzero): Similarly to expand_builtin_memset.
28532 (expand_builtin_memcmp): Likewise.
28533 (expand_builtin_strcmp): Likewise.
28534 (expand_builtin_strncmp): Likewise.
28535 (expand_builtin_strcat): Likewise.
28536 (expand_builtin_strncat): Likewise.
28537 (expand_builtin_strspn): Likewise.
28538 (expand_builtin_strcspn): Likewise.
28539 (expand_builtin_args_info): Likewise.
28540 (expand_builtin_va_start): Likewise.
28541 (gimplify_va_arg_expr): Likewise.
28542 (expand_builtin_va_end): Likewise.
28543 (expand_builtin_va_copy): Likewise.
28544 (expand_builtin_frame_address): Likewise.
28545 (expand_builtin_alloca): Likewise.
28546 (expand_builtin_bswap): Likewise.
28547 (expand_builtin_unop): Likewise.
28548 (expand_builtin_fputs): Likewise.
28549 (expand_builtin_expect): Likewise.
28550 (expand_builtin_fabs): Likewise.
28551 (expand_builtin_copysign): Likewise.
28552 (expand_builtin_printf): Likewise.
28553 (expand_builtin_fprintf): Likewise.
28554 (expand_builtin_sprintf): Likewise.
28555 (expand_builtin_init_trampoline): Likewise.
28556 (expand_builtin_signbit): Likewise.
28557 (expand_builtin_fork_or_exec): Likewise.
28558 (expand_builtin_sync_operation): Likewise.
28559 (expand_builtin_compare_and_swap): Likewise.
28560 (expand_builtin_lock_test_and_set): Likewise.
28561 (expand_builtin_lock_release): Likewise.
28562 (expand_builtin): Likewise.
28563 (builtin_mathfn_code): Likewise.
28565 (fold_builtin_constant_p): Pass call arguments individually instead
28566 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28567 accessors and constructors. Return NULL_TREE instead of 0.
28568 (fold_builtin_expect): Likewise.
28569 (fold_builtin_classify_type): Likewise.
28570 (fold_builtin_strlen): Likewise.
28571 (fold_builtin_nan): Likewise.
28572 (integer_valued_real_p): Likewise.
28573 (fold_trunc_transparent_mathfn): Likewise.
28574 (fold_fixed_mathfn): Likewise.
28575 (fold_builtin_cabs): Likewise.
28576 (fold_builtin_sqrt): Likewise.
28577 (fold_builtin_cbrt): Likewise.
28578 (fold_builtin_cos): Likewise.
28579 (fold_builtin_cosh): Likewise.
28580 (fold_builtin_tan): Likewise.
28581 (fold_builtin_sincos): Likewise.
28582 (fold_builtin_cexp): Likewise.
28583 (fold_builtin_trunc): Likewise.
28584 (fold_builtin_floor): Likewise.
28585 (fold_builtin_ceil): Likewise.
28586 (fold_builtin_round): Likewise.
28587 (fold_builtin_int_roundingfn): Likewise.
28588 (fold_builtin_bitop): Likewise.
28589 (fold_builtin_bswap): Likewise.
28590 (fold_builtin_logarithm): Likewise.
28591 (fold_builtin_hypot): Likewise.
28592 (fold_builtin_pow): Likewise.
28593 (fold_builtin_powi): Likewise.
28594 (fold_builtin_exponent): Likewise.
28595 (fold_builtin_memset): Likewise.
28596 (fold_builtin_bzero): Likewise.
28597 (fold_builtin_memory_op): Likewise.
28598 (fold_builtin_bcopy): Deleted; call site changed to invoke
28599 fold_builtin_memory_op directly.
28600 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
28601 (fold_builtin_strncpy): Likewise.
28602 (fold_builtin_memcmp): Likewise.
28603 (fold_builtin_strcmp): Likewise.
28604 (fold_builtin_strncmp): Likewise.
28605 (fold_builtin_signbit): Likewise.
28606 (fold_builtin_copysign): Likewise.
28607 (fold_builtin_isascii): Likewise.
28608 (fold_builtin_toascii): Likewise.
28609 (fold_builtin_isdigit): Likewise.
28610 (fold_builtin_fabs): Likewise.
28611 (fold_builtin_abs): Likewise.
28612 (fold_builtin_fmin_fmax): Likewise.
28613 (fold_builtin_carg): Likewise.
28614 (fold_builtin_classify): Likewise.
28615 (fold_builtin_unordered_cmp): Likewise.
28617 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
28618 New functions split out from fold_builtin_1.
28619 (fold_builtin_n): New.
28620 (fold_builtin_varargs): New.
28621 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
28623 (fold_call_expr): New.
28624 (build_function_call_expr): Rewrite to use new helper function.
28625 (fold_builtin_call_list): New.
28626 (build_call_expr): New.
28627 (fold_builtin_call_valist): New.
28628 (rewrite_call_expr): New.
28629 (validate_arg): New.
28630 (validate_arglist): Change parameter to be entire CALL_EXPR instead
28631 of an arglist. Change return type to bool. Use new CALL_EXPR
28634 (fold_builtin_strstr): Pass call arguments individually instead
28635 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28636 accessors and constructors. Return NULL_TREE instead of 0.
28637 (fold_builtin_strchr): Likewise.
28638 (fold_builtin_strrchr): Likewise.
28639 (fold_builtin_strpbrk): Likewise.
28640 (fold_builtin_strcat): Likewise.
28641 (fold_builtin_strncat): Likewise.
28642 (fold_builtin_strspn): Likewise.
28643 (fold_builtin_strcspn): Likewise.
28644 (fold_builtin_fputs): Likewise.
28645 (fold_builtin_next_arg): Likewise.
28646 (fold_builtin_sprintf): Likewise.
28648 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
28649 NULL_RTX instead of 0.
28650 (expand_builtin_memory_chk): Likewise.
28651 (maybe_emit_chk_warning): Likewise.
28652 (maybe_emit_sprintf_chk_warning): Likewise.
28654 (fold_builtin_object_size): Pass call arguments individually instead
28655 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28656 accessors and constructors. Return NULL_TREE instead of 0.
28657 (fold_builtin_memory_chk): Likewise.
28658 (fold_builtin_stxcpy_chk): Likewise.
28659 (fold_builtin_strncpy_chk): Likewise.
28660 (fold_builtin_strcat_chk): Likewise.
28661 (fold_builtin_strcat_chk): Likewise.
28662 (fold_builtin_strncat_chk): Likewise.
28663 (fold_builtin_sprintf_chk): Likewise.
28664 (fold_builtin_snprintf_chk): Likewise.
28665 (fold_builtin_printf): Likewise.
28666 (fold_builtin_vprintf): Likewise.
28668 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
28670 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
28671 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28672 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
28673 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
28674 (fold_unary): Likewise.
28675 (fold_binary): Likewise.
28676 (fold_ternary): Remove CALL_EXPR case, since they are no longer
28677 ternary expressions.
28678 (fold): Add logic for tcc_vl_exp.
28679 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
28680 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28681 (fold_build3_stat): Add assertion to flag broken interface for
28682 constructing CALL_EXPRs.
28683 (fold_build_call_list): New.
28684 (fold_build_call_list_initializer): New.
28685 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
28687 (fold_strip_sign_ops): Likewise.
28689 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28690 Brooks Moses <brooks.moses@codesourcery.com>
28691 Lee Millward <lee.millward@codesourcery.com>
28693 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
28694 accessors and dump arguments explicitly.
28696 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
28698 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
28700 (print_call_name): Use new CALL_EXPR accessors.
28702 * print-tree.c (print_node): Add case tcc_vl_exp. Print
28703 CALL_EXPR arguments explicitly instead of as a list. Use
28704 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28706 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
28707 (vrp_visit_stmt): Likewise.
28709 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
28710 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
28712 (force_move_till_expr): Likewise.
28714 * targhooks.c (default_external_stack_protect_fail): Use
28715 build_call_expr instead of build_function_call_expr.
28716 (default_hidden_stack_protect_fail): Likewise.
28718 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
28721 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
28722 and walk arguments explicitly.
28724 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
28725 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28726 (expand_simple_operations): Likewise.
28727 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
28729 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
28730 of TREE_CODE_LENGTH.
28731 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
28733 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
28734 instead of TREE_CODE_LENGTH.
28736 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
28737 (tree_ic_transform): Likewise.
28738 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
28739 parameter instead of arglist. Fix callers.
28740 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
28741 (tree_stringops_transform): Likewise.
28742 (tree_indirect_call_to_profile): Likewise.
28743 (tree_stringops_values_to_profile): Likewise.
28745 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
28746 (eliminate_tail_call): Likewise.
28748 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
28750 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
28751 Use TREE_OPERAND_LENGTH and generalize to handle any number of
28753 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
28755 * omp-low.c (build_omp_barrier): Use build_call_expr.
28756 (lower_rec_input_clauses): Likewise.
28757 (lower_reduction_clauses): Likewise.
28758 (expand_parallel_call): Likewise.
28759 (maybe_catch_exception): Likewise.
28760 (expand_omp_for_generic): Likewise.
28761 (expand_omp_for_static_nochunk): Likewise.
28762 (expand_omp_sections): Likewise.
28763 (lower_omp_single_simple): Likewise.
28764 (lower_omp_single_copy): Likewise.
28765 (lower_omp_master): Likewise.
28766 (lower_omp_ordered): Likewise.
28767 (lower_omp_critical): Likewise.
28769 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
28770 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
28772 * tree-gimple.c (is_gimple_call_addr): Fix doc.
28773 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
28774 TREE_CODE_LENGTH. Add tcc_vl_exp case.
28776 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
28777 and generalize to handle any number of operands.
28778 (chrec_contains_undetermined): Likewise.
28779 (tree_contains_chrecs): Likewise.
28780 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
28782 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
28784 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
28785 fold_call_expr instead of fold_builtin.
28786 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
28787 match declarations there.
28788 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
28791 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
28792 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28794 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
28795 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
28797 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
28800 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
28801 (execute_cse_sincos): Use new CALL_EXPR accessors.
28803 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
28805 * gimple-low.c (lower_function_body): Use build_call_expr.
28806 (lower_builtin_setjmp): Likewise.
28808 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
28809 (set_storage_via_libcall): Likewise.
28810 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
28811 instead of TREE_CODE_LENGTH.
28812 (expand_expr_real_1): Use new CALL_EXPR accessors.
28814 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
28815 generalize to handle any number of operands.
28816 (TB_parent_eq): Likewise.
28818 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
28819 (strip_builtin_expect): Likewise.
28821 * function.c (gimplify_parameters): Use build_call_expr.
28823 * tree-vectorizer.c (vect_is_simple_reduction): Use
28824 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28826 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
28827 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
28829 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
28832 * gimplify.c (build_stack_save_restore): Use build_call_expr.
28833 (gimplify_decl_expr): Likewise.
28834 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
28835 Use new CALL_EXPR iterators.
28836 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
28837 (gimplify_modify_expr_to_memset): Likewise.
28838 (gimplify_variable_sized_compare): Likewise.
28839 (gimplify_omp_atomic_fetch_op): Likewise.
28840 (gimplify_omp_atomic_pipeline): Likewise.
28841 (gimplify_omp_atomic_mutex): Likewise.
28842 (gimplify_function_tree): Likewise.
28844 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
28845 (call_expr_flags): Likewise.
28846 (expand_call): Likewise.
28848 * except.c (expand_builtin_eh_return_data_regno): Pass entire
28849 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
28852 * coverage.c (create_coverage): Use build_call_expr.
28854 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
28855 (temp_call_expr_obstack): New.
28856 (pool_copy_list): Delete.
28857 (temp_copy_call_expr): New.
28858 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
28859 CALL_EXPR accessors. Get rid of special goo for copying argument
28860 lists and use temp_copy_call_expr instead.
28861 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
28862 CALL_EXPR accessors.
28863 (create_expression_by_pieces): Likewise. Use build_call_array
28864 to construct the result instead of fold_build3.
28865 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
28866 dealing with argument lists.
28867 (init_pre): Remove references to expression_node_pool and
28868 list_node_pool. Init temp_call_expr_obstack instead.
28869 (fini_pre): Remove references to expression_node_pool and
28872 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
28873 and walk arguments explicitly instead of as a list.
28875 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
28876 (mx_register_decls): Likewise.
28877 (mudflap_register_call): Likewise.
28878 (mudflap_finish_file): Likewise.
28880 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
28881 (ipa_callsite_compute_param): Likewise.
28883 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
28884 accessors and constructor.
28886 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
28887 accessors and constructor.
28888 (convert_tramp_reference): Likewise.
28889 (convert_call_expr): Likewise.
28890 (finalize_nesting_tree_1): Likewise.
28892 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
28895 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
28897 * tree-inline.c (initialize_inlined_parameters): Pass entire
28898 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
28900 (estimate_num_insns_1): Use new CALL_EXPR accessors.
28901 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
28903 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
28904 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28905 (vectorizable_reduction): Likewise.
28906 (vectorizable_call): Use new CALL_EXPR iterators.
28907 (vectorizable_conversion): Use build_call_expr.
28908 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
28909 (vect_gen_widened_results_half): Use build_call_expr.
28910 (vect_setup_realignment): Likewise.
28911 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
28913 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
28914 (pass_through_call): Likewise.
28915 (compute_object_sizes): Likewise. Use fold_call_expr instead of
28918 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
28919 (tree_gen_pow2_profiler): Likewise.
28920 (tree_gen_one_value_profiler): Likewise.
28921 (tree_gen_ic_func_profiler): Likewise.
28922 (tree_gen_average_profiler): Likewise.
28923 (tree_gen_ior_profiler): Likewise.
28925 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
28926 (find_func_aliases): Use new CALL_EXPR accessors. Add case
28927 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28929 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
28930 of TREE_CODE_LENGTH.
28932 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
28933 of TREE_CODE_LENGTH.
28935 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
28937 (convert_to_integer): Likewise.
28939 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
28942 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28943 Brooks Moses <brooks.moses@codesourcery.com>
28944 Lee Millward <lee.millward@codesourcery.com>
28946 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
28948 * config/frv/frv.c (frv_expand_builtin): Likewise.
28949 * config/s390/s390.c (s390_expand_builtin): Likewise.
28951 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
28952 (sparc_expand_builtin): Use new CALL_EXPR accessors.
28954 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
28955 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
28956 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
28957 (ix86_expand_store_builtin): Likewise.
28958 (ix86_expand_unop_builtin): Likewise.
28959 (ix86_expand_unop1_builtin): Likewise.
28960 (ix86_expand_sse_compare): Likewise.
28961 (ix86_expand_sse_comi): Likewise.
28962 (ix86_expand_vec_init_builtin): Likewise.
28963 (ix86_expand_vec_ext_builtin): Likewise.
28964 (ix86_expand_vec_set_builtin): Likewise.
28965 (ix86_expand_builtin): Use new CALL_EXPR accessors.
28967 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
28968 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
28970 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
28971 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
28972 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
28974 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
28976 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
28977 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
28978 arglist. Use new CALL_EXPR accessors. Fix callers.
28979 (altivec_expand_abs_builtin): Likewise.
28980 (rs6000_expand_binop_builtin): Likewise.
28981 (altivec_expand_predicate_builtin): Likewise.
28982 (altivec_expand_lv_builtin): Likewise.
28983 (spe_expand_stv_builtin): Likewise.
28984 (altivec_expand_stv_builtin): Likewise.
28985 (rs6000_expand_ternop_builtin): Likewise.
28986 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
28987 (altivec_expand_st_builtin): Likewise.
28988 (altivec_expand_dst_builtin): Likewise.
28989 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
28990 arglist. Use new CALL_EXPR accessors. Fix callers.
28991 (altivec_expand_vec_set_builtin): Likewise.
28992 (altivec_expand_vec_ext_builtin): Likewise.
28993 (altivec_expand_builtin): Use new CALL_EXPR accessors.
28994 (spe_expand_builtin): Likewise.
28995 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
28996 arglist. Use new CALL_EXPR accessors. Fix callers.
28997 (spe_expand_evsel_builtin): Likewise.
28998 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
28999 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
29001 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
29002 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
29003 (arm_expand_unop_builtin): Likewise.
29004 (arm_expand_builtin): Use new CALL_EXPR accessors.
29006 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
29009 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
29010 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
29012 (bfin_expand_unop_builtin): Likewise.
29013 (bfin_expand_builtin): Use new CALL_EXPR accessors.
29015 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
29016 Brooks Moses <brooks.moses@codesourcery.com>
29017 Lee Millward <lee.millward@codesourcery.com>
29019 * c-semantics.c (build_stmt): Add internal diagnostic check.
29021 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
29022 accessors. Print arguments explicitly instead of as a list.
29024 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
29026 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
29027 (c_finish_omp_flish): Likewise.
29029 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
29030 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
29031 instead of TREE_CODE_LENGTH.
29032 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
29033 (c_warn_unused_result): Likewise.
29035 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29038 * doc/invoke.texi (Warning Options): Remove
29039 -Werror-implicit-function-declaration.
29040 (Wimplicit-function-declaration): Update description.
29041 * opts.c (common_handle_option): Move handling of -Werror=* to...
29042 (enable_warning_as_error): ...here.
29043 * opts.h (enable_warning_as_error): Declare.
29044 * c-decl.c (implicit_decl_warning): Unless
29045 -Wno-implicit-function-declaration is given, emit a pedwarn if
29046 -std=c99 or emit a warning if -Wimplicit-function-declaration.
29047 * c.opt (Wimplicit-function-declaration): Replace
29048 mesg_implicit_function_declaration with
29049 warn_implicit_function_declaration.
29050 * c-opts.c (c_common_handle_option):
29051 -Werror-implicit-function-declaration is exactly equal as
29052 -Werror=implicit-function-declaration.
29053 (set_Wimplicit): Replace mesg_implicit_function_declaration with
29054 warn_implicit_function_declaration.
29055 (c_common_post_options): -Wimplict-function-declaration is enabled
29056 by default by -std=c99, otherwise is disabled by default.
29057 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
29059 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
29061 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
29062 DECL on the rhs to a DECL on the lhs for debug info purposes if the
29063 former is ignored but not the latter.
29065 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
29067 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
29068 is made and the reference doesn't use the alias set of its type,
29069 do not create the temporary using that type.
29071 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
29073 * jump.c: Remove prototypes for delete_computation and
29074 delete_prior_computation.
29076 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
29078 * jump.c (get_label_after): Delete.
29079 (get_label_before, delete_computation, delete_jump,
29080 delete_prior_computation, follow_jumps): Move...
29081 * reorg.c (delete_computation, delete_prior_computation): ... here...
29082 (get_label_before, delete_jump): ... making these static ...
29083 (follow_jumps): ... and simplifying this since it only runs after
29085 * rtl.h (get_label_after, get_label_before, delete_jump,
29086 follow_jumps): Delete prototypes.
29088 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
29090 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
29092 2007-02-15 Nick Clifton <nickc@redhat.com>
29094 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
29095 order to prevent it from being munged by the target.
29097 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
29099 * config/i386/i386.md: Remove misleading comment.
29101 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
29103 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
29104 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
29107 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
29109 * tree-sra.c (instantiate_missing_elements): Canonicalize
29111 (sra_build_assignment): New.
29112 (generate_copy_inout, generate_element_copy,
29113 generate_element_zero, generate_one_element_init): Use it.
29115 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
29117 * tree-sra.c (instantiate_missing_elements): Canonicalize
29119 (sra_build_assignment): New.
29120 (generate_copy_inout, generate_element_copy,
29121 generate_element_zero, generate_one_element_init): Use it.
29123 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
29125 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
29128 2007-02-14 Joseph Myers <joseph@codesourcery.com>
29130 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
29131 types as aggregates not scalars.
29132 * function.c (assign_stack_temp_for_type): Likewise.
29134 2007-02-14 Roger Sayle <roger@eyesopen.com>
29135 Zdenek Dvorak <dvorakz@suse.cz>
29137 * tree-dump.c (dump_switch_p_1): Require exact match of the option
29140 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
29142 * passes.c (next_pass_1): Clear the next field of the copied
29145 2007-02-14 Richard Henderson <rth@redhat.com>
29147 * tree-sra.c (early_sra): New.
29148 (decl_can_be_decomposed_p): Deny va_list if early_sra.
29149 (tree_sra_early, pass_sra_early): New.
29150 * tree-pass.h (pass_sra_early): Declare.
29151 * passes.c (init_optimization_passes): Use it.
29153 2007-02-14 Richard Guenther <rguenther@suse.de>
29155 * flags.h (issue_strict_overflow_warning): Convert to a macro.
29157 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
29159 PR tree-optimization/30771
29160 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
29162 (vect_analyze_operations): Induction phis can now be marked as
29164 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
29165 Update documentation accordingly.
29167 2007-02-14 Nick Clifton <nickc@redhat.com>
29169 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
29170 most 3 arguments are supported.
29171 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
29173 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
29175 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
29176 Ensure dst->current is valid.
29178 2007-02-13 Paul Brook <paul@codesourcery.com>
29180 * config.gcc: Add arm*-*-uclinux-*eabi.
29181 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
29182 (SUBTARGET_EXTRA_LINK_SPEC): Define.
29183 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
29184 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
29185 (LINK_SPEC): Define.
29186 (LIB_SPEC): Define.
29187 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
29189 * config/arm/uclinux-eabi.h: New file.
29190 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
29191 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
29194 2007-02-13 Ian Lance Taylor <iant@google.com>
29196 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
29197 * flags.h (warn_strict_overflow): Declare.
29198 (enum warn_strict_overflow_code): Define.
29199 (issue_strict_overflow_warning): New static inline function.
29200 * opts.c (warn_strict_overflow): New variable.
29201 (common_handle_option): Handle OPT_Wstrict_overflow and
29202 OPT_Wstrict_overflow_.
29203 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
29205 * fold-const.c: Include intl.h.
29206 (fold_deferring_overflow_warnings): New static variable.
29207 (fold_deferred_overflow_warning): New static variable.
29208 (fold_deferred_overflow_code): New static variable.
29209 (fold_defer_overflow_warnings): New function.
29210 (fold_undefer_overflow_warnings): New function.
29211 (fold_undefer_and_ignore_overflow_warnings): New function.
29212 (fold_deferring_overflow_warnings_p): New function.
29213 (fold_overflow_warning): New static function.
29214 (make_range): Add strict_overflow_p parameter. Change all
29216 (extract_muldiv, extract_muldiv_1): Likewise.
29217 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
29218 tree_expr_nonnegative_p.
29219 (fold_negate_expr): Call fold_overflow_warning.
29220 (fold_range_test): Likewise.
29221 (fold_comparison): Likewise.
29222 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
29223 instead of tree_expr_nonnegative_p.
29224 (tree_expr_nonnegative_warnv_p): Rename from
29225 tree_expr_nonnegative_p, add strict_overflow_p parameter.
29226 (tree_expr_nonnegative_p): New function.
29227 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
29228 strict_overflow_p parameter.
29229 (tree_expr_nonzero_p): New function.
29230 * passes.c (verify_interpass_invariants): New static function.
29231 (execute_one_pass): Call it.
29232 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
29234 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
29235 (estimate_numbers_of_iterations): Likewise.
29236 (scev_probably_wraps_p): Likewise.
29237 * tree-ssa-ccp.c: Include "toplev.h".
29238 (evaluate_stmt): Defer fold overflow warnings until we know we are
29240 (struct fold_stmt_r_data): Add stmt field.
29241 (fold_stmt_r): Defer fold overflow warnings until we know we
29243 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
29244 (fold_stmt_inplace): Likewise.
29245 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
29246 (cleanup_control_expr_graph): Defer fold overflow warnings until
29247 we know we are going to optimize.
29248 * tree-cfg.c (fold_cond_expr_cond): Likewise.
29249 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
29251 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
29252 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
29253 * tree-ssa-loop-manip.c (create_iv): Likewise.
29254 * c-typeck.c (build_conditional_expr): Likewise.
29255 (build_binary_op): Likewise.
29256 * tree-vrp.c (vrp_expr_computes_nonzero): Call
29257 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
29258 (extract_range_from_unary_expr): Likewise.
29259 * simplify-rtx.c (simplify_const_relational_operation): Warn when
29260 assuming that signed overflow does not occur.
29261 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
29262 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
29263 (fold_defer_overflow_warnings): Declare.
29264 (fold_undefer_overflow_warnings): Declare.
29265 (fold_undefer_and_ignore_overflow_warnings): Declare.
29266 (fold_deferring_overflow_warnings_p): Declare.
29267 (tree_expr_nonzero_warnv_p): Declare.
29268 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
29269 of warning options.
29270 (Warning Options): Document -Wstrict-overflow.
29271 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
29272 (tree-ssa-ccp.o): Likewise.
29273 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
29274 (fold-const.o): Depend on intl.h.
29276 2007-02-13 Ian Lance Taylor <iant@google.com>
29278 PR middle-end/30751
29279 * lower-subreg.c (resolve_simple_move): Decompose subregs in
29282 2007-02-13 Stuart Hastings <stuart@apple.com>
29284 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
29286 2007-02-13 Richard Henderson <rth@redhat.com>
29288 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
29289 handled_component_p before looking for the indirect_ref.
29291 2007-02-13 Richard Henderson <rth@redhat.com>
29293 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
29294 remove flags clobber.
29295 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
29296 (bswaphi_lowpart): New.
29297 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
29298 remove TARGET_BSWAP test. Delete expander of the same name.
29300 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
29301 (expand_unop): Use them.
29303 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
29305 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
29306 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
29307 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
29308 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
29309 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
29310 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
29311 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
29312 assembler dialect choice from asm templates.
29314 2007-02-12 Richard Henderson <rth@redhat.com>
29316 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
29317 (fixuns_trunc<SSEMODEF>si2): Use it.
29318 * config/i386/sse.md (vec_setv4sf_0): Export.
29319 * config/i386/i386.c (ix86_build_const_vector): Export.
29320 (ix86_split_convert_uns_si_sse): Rename from
29321 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
29322 * config/i386/i386-protos.h: Update.
29324 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29327 * c-typeck.c (c_finish_return): Improve warning message.
29329 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29331 * alias.c (find_symbolic_term): Delete unused function.
29333 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
29335 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
29336 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
29337 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
29339 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
29341 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
29342 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
29343 the function, temporarily point the debug interface to the null one.
29345 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
29347 * dwarf2out.c (round_up_to_align): New static function.
29348 (field_byte_offset): Use it to round the offset.
29350 2007-02-12 Richard Henderson <rth@redhat.com>
29352 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
29353 (inswl_const): Export.
29355 2007-02-12 Richard Henderson <rth@redhat.com>
29357 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
29358 result mode of the libcall, convert back to outmode.
29360 2007-02-12 Roger Sayle <roger@eyesopen.com>
29362 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
29363 (bswapdi2): New define_expand to implement 32-bit implementation.
29365 2007-02-12 Nick Clifton <nickc@redhat.com>
29367 * doc/invoke.texi (Overall Options): Document --help=.
29368 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
29369 (cc1_options): Pass --help= on to cc1.
29370 (display_help): Add description of --help=.
29371 (process_command): Add code to handle --help=. Allow translated
29372 --help and --target-help switches to be passed on to compiler
29374 (main): Remove unused if statement.
29375 * opts.c (columns): Remove.
29376 (LEFT_COLUMN): Define.
29377 (wrap_help): Add columns argument.
29378 (print_filtered_help): Change parameters to be an include bitmask,
29379 an exclude bitmask, an any bitmask and the column width. Move the
29380 code to display the params list here. Add code to display the
29381 status of options rather than their descriptions if the quiet flag
29383 (print_specific_help): Change parameters to be an include bitmask,
29384 an exclude bitmask and an any bitmask. Move code to look up the
29385 column width here. Decide upon the title for an options listing.
29386 (common_handle_options): Add code to handle --help=. Adapt code
29387 for --help and --target-help to use the revised form of the
29388 print_specific_help function.
29389 (print_help): Delete.
29390 (print_param_help): Delete.
29391 (print_switch): Delete.
29392 * opts.h (cl_lang_count): Add prototype.
29393 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
29394 CL_MAX_OPTION_CLASS): New defines.
29395 * optc-gen.awk: Add construction of cl_lang_count.
29396 * c.opt: Add Warning attribute to warning options and Optimization
29397 attribute to optimization options.
29398 * common.opt: Likewise.
29400 Add -fhelp and -ftarget-help as aliases for the transformed --help
29401 and --target-help options.
29402 * opt-functions.awk: Add code to handle Warning and Optimization
29405 2007-02-12 Richard Henderson <rth@redhat.com>
29407 * config/alpha/constraints.md: New file.
29408 * config/alpha/alpha.c: Include tm-constrs.h.
29409 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
29410 alpha_extra_constraint): Remove.
29411 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
29412 * config/alpha/alpha-protos.h: Update.
29413 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
29414 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
29415 (EXTRA_CONSTRAINT): Remove.
29416 * config/alpha/alpha.md: Include constraints.md.
29417 (adddi splitter): Use satisfies_constraint_*.
29418 * config/alpha/predicates.md (add_operand): Likewise.
29419 (sext_add_operand, addition_operation): Likewise.
29421 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
29423 PR tree-optimization/29145
29424 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
29425 in our handling of restrict qualified pointers.
29427 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29430 * doc/invoke.texi (Wunused-value): Update description.
29431 (Wextra): Delete item.
29432 * opts.c (set_Wextra): Don't use the value of Wextra to set the
29433 value of Wunused-value.
29434 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
29435 (c_finish_stmt_expr): Don't check extra_warnings.
29436 (emit_side_effect_warnings): The caller is responsible to check
29439 2007-02-11 Roger Sayle <roger@eyesopen.com>
29440 Matt Thomas <matt@3am-software.com>
29442 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
29444 2007-02-11 Roger Sayle <roger@eyesopen.com>
29446 * simplify-rtx.c (simplify_relational_operation_1): Optimize
29447 comparisons of POPCOUNT against zero.
29448 (simplify_const_relational_operation): Likewise.
29450 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29452 * doc/invoke.texi (Wextra): Delete outdated paragraph.
29454 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29456 * dwarf2out.c (root_type): Delete unused function.
29458 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29460 * genattrtab.c (contained_in_p): Delete unused function.
29461 (write_expr_attr_cache): Likewise.
29463 2007-02-11 Jan Hubicka <jh@suse.cz>
29465 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
29468 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
29470 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
29471 to add the REG_EQ* note.
29472 * see.c (see_merge_one_use_extension): Likewise.
29473 * local-alloc.c (update_equiv_regs): Likewise. Also don't
29474 turn REG_EQUAL notes into REG_EQUIV notes if the target
29475 register may have more than one set.
29476 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
29477 * gcse.c (try_replace_reg): Likewise.
29478 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
29479 * calls.c (fixup_tail_calls): Likewise. Abort if there is
29480 more than one REG_EQUIV note.
29481 * reload1.c (gen_reload): Use set_unique_reg_note.
29483 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
29485 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
29486 (ix86_builtin_conversion): New function.
29488 2007-02-06 Mark Mitchell <mark@codesourcery.com>
29491 * tree.h (DECL_REPLACEABLE_P): New macro.
29492 * except.c (set_nothrow_function_flags): Likewise.
29494 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
29495 Ira Rosen <irar@il.ibm.com>
29496 Dorit Nuzman <dorit@il.ibm.com>
29498 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
29499 * targhooks.c (default_builtin_vectorized_conversion): New.
29500 * targhooks.h (default_builtin_vectorized_function): New declaration.
29501 * target.h (struct vectorize): Add builtin_conversion field.
29502 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
29503 stmt_vec_info_type value.
29504 (vectorizable_conversion): New declaration.
29505 * tree-vect-analyze.c (vect_analyze_operations): Add
29506 vectorizable_conversion call.
29507 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
29508 * tree-vect-transform.c (vectorizable_conversion): New function.
29509 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
29510 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
29512 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
29513 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
29514 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
29515 or ALTIVEC_BUILTIN_VCFSX.
29517 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29520 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
29521 CONST_DOUBLE and operand 0 is a hard register.
29522 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
29523 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
29524 is a hard floating-point register.
29526 2007-02-10 Richard Henderson <rth@redhat.com>
29527 Jakub Jelinek <jakub@redhat.com>
29528 Alexandre Oliva <aoliva@redhat.com>
29530 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
29531 * builtin-types.def (BT_WORD): Make unsigned.
29532 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
29533 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
29534 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
29535 * c-decl.c (grokdeclarator): Don't error if !have_tls.
29536 * c-parser.c (c_parser_omp_threadprivate): Likewise.
29537 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
29539 * expr.c (emutls_var_address): New.
29540 (expand_expr_real_1): Expand emulated tls.
29541 (expand_expr_addr_expr_1): Likewise.
29542 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
29543 * output.h (emutls_finish): Declare.
29544 * toplev.c (compile_file): Call it.
29545 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
29546 address before wrapping in CONST.
29547 * varasm.c (emutls_htab, emutls_object_type): New.
29548 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
29549 (get_emutls_object_name, get_emutls_object_type): New.
29550 (get_emutls_init_templ_addr, emutls_decl): New.
29551 (emutls_common_1, emutls_finish): New.
29552 (assemble_variable): When emulating tls, swap decls; generate
29553 constructor for the emutls objects.
29554 (do_assemble_alias): When emulating tls, swap decl and target name.
29555 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
29557 * varpool.c (decide_is_variable_needed): Look at force_output.
29558 Recurse for emulated tls.
29559 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
29560 with decide_is_variable_needed.
29561 * emutls.c: New file.
29562 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
29563 tls_object for real tls.
29565 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
29567 PR rtl-optimization/29599
29568 * reload1.c (eliminate_regs_in_insn): Take the destination
29569 mode into account when computing the offset.
29571 2007-02-09 Stuart Hastings <stuart@apple.com>
29572 Richard Henderson <rth@redhat.com>
29574 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
29575 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
29576 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
29577 fixuns_truncdfhi2): New.
29578 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
29579 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
29580 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
29581 (floatunssidf2): Allow nonimmediate source.
29582 * config/i386/sse.md (movdi_to_sse): New.
29583 (vec_concatv2di): Drop '*'.
29584 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
29585 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
29586 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
29588 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
29589 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
29590 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
29591 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
29592 (ix86_build_signbit_mask): Fix decl of v, refactor to call
29593 ix86_build_const_vector.
29594 (x86_emit_floatuns): Rewrite.
29596 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29598 * genautomata.c (longest_path_length): Delete unused function.
29599 (struct state): Delete unused longest_path_length.
29600 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
29601 (get_free_state): Delete unused.
29603 2007-02-09 Jan Hubicka <jh@suse.cz>
29605 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
29606 * doc/invoke.texi (inline-unit-growth): Update default value.
29608 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
29609 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
29610 (rebuild_cgraph_edges): Likewise.
29611 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
29612 (dump_cgraph_node): Dump frequencies.
29613 (cgraph_clone_edge): Add frequency scales.
29614 (cgraph_clone_node): Add freuqnecy.
29615 * cgraph.h (cgraph_edge): Add freuqnecy argument.
29616 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
29617 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
29618 * tree-pass.h (TODO_rebuild_frequencies): New constant.
29619 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
29620 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
29621 (save_inline_function_body): Likewise.
29622 * ipa-inline.c: inluce rtl.h
29623 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
29624 (cgraph_edge_badness): Use frequencies.
29625 (cgraph_decide_recursive_inlining): Update clonning.
29626 (cgraph_decide_inlining_of_small_function): Dump frequency.
29627 * predict.c (estimate_bb_frequencies): Export.
29628 * predict.h (estimate_bb_frequencies): Declare.
29629 * tree-inline.c (copy_bb): Watch overflows.
29630 (expand_call_inline): Update call of cgraph_create_edge.
29631 (optimize_inline_calls): Use TODO flags to update frequnecies.
29632 * passes.h: Include predict.h
29633 (init_optimization_passes): Move profile ahead.
29634 (execute_function_todo): Handle TODO_rebuild_frequencies.
29636 2007-02-09 Roger Sayle <roger@eyesopen.com>
29638 * config/alpha/alpha.c (emit_insxl): Force the first operand of
29639 the insbl or inswl pattern into a register.
29641 2007-02-09 Roger Sayle <roger@eyesopen.com>
29643 * config/ia64/ia64.md (bswapdi2): New define_insn.
29645 2007-02-09 Richard Henderson <rth@redhat.com>
29647 * config/i386/constraints.md (Ym): New constraint.
29648 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
29649 (movdi_1_rex64): Split sse and xmm general register moves from
29650 memory move alternatives. Use conditional register constraints.
29651 (movsf_1, movdf_integer): Likewise.
29652 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
29653 (movdf_integer_rex64): New.
29654 (pushsf_rex64): Fix output constraints.
29655 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
29656 (sse2_stored): Likewise.
29657 (sse2_storeq_rex64): New.
29658 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
29659 amd and not generic.
29660 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
29661 for optimize_size. Remove SF/DFmode hack.
29663 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
29665 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
29668 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
29669 Richard Sandiford <richard@codesourcery.com>
29671 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
29672 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
29673 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
29674 m68k/t-mlib to tmake_file.
29675 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
29676 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
29677 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
29678 Allow it to be cf or m68k. Set m68k_arch_family. If that
29679 variable is not empty, add t-$m68k_arch_family to tmake_file.
29680 Add t-mlibs to tmake_file.
29681 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
29682 * config/m68k/t-cf: New file.
29683 * config/m68k/t-m68k: Likewise.
29684 * config/m68k/t-mlibs: Likewise.
29685 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29686 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29687 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
29688 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29689 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
29691 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
29692 (INSTALL_LIBGCC): Delete.
29693 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
29694 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29695 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29696 (M68K_MLIB_CPU): Define.
29697 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29698 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29699 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
29701 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
29702 Richard Guenther <rguenther@suse.de>
29704 PR middle-end/23361
29705 * fold-const.c (fold_comparison): Handle obfuscated comparisons
29706 against INT_MIN/INT_MAX.
29707 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
29708 file if a loop is removed.
29710 2007-02-09 Joseph Myers <joseph@codesourcery.com>
29712 * calls.c (store_one_arg): Pass correct alignment to
29713 emit_push_insn for non-BLKmode values.
29714 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
29715 unaligned stack slot via a suitably aligned slot.
29717 2007-02-08 DJ Delorie <dj@redhat.com>
29719 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
29721 (legal_subregs): Use unsigned char, make const.
29722 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
29724 2007-02-08 Paul Brook <paul@codesourcery.com>
29726 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
29727 special interworking needed.
29729 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
29731 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
29732 conditional to __SSE2__.
29733 (Entries below should have been added to first ChangeLog
29734 entry for amdfam10 dated 2007-02-05)
29735 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
29737 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
29739 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
29742 2007-02-08 DJ Delorie <dj@redhat.com>
29744 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
29745 * config/m32c/m32c.c (legal_subregs): New.
29746 (m32c_illegal_subreg_p): New.
29747 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
29748 unsupported subregs of hard regs.
29750 2007-02-08 Jan Hubicka <jh@suse.cz>
29752 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
29753 the same one; always update histograms.
29755 2007-02-08 Diego Novillo <dnovillo@redhat.com>
29757 * passes.c (init_optimization_passes): Tidy comment.
29759 2007-02-08 Roger Sayle <roger@eyesopen.com>
29761 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
29762 strip zero_extend, bswap and rotates from POCOUNT's argument.
29763 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
29764 zero_extend and rotates from PARITY's argument.
29765 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
29766 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
29767 of an integer constant at compile-time.
29769 2007-02-08 Diego Novillo <dnovillo@redhat.com>
29772 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
29774 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
29777 * tree-ssa-live.c (remove_unused_locals): Do not remove
29778 TREE_ADDRESSABLE variables.
29779 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
29780 * tree-ssa-operands.c (add_virtual_operand): Remove argument
29781 FOR_CLOBBER. Update all users.
29782 If VAR has an associated alias set, add a virtual operand for
29783 it if no alias is found to conflict with the memory reference.
29785 2007-02-07 Jan Hubicka <jh@suse.cz>
29786 Robert Kidd <rkidd@crhc.uiuc.edu>
29788 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
29790 2007-02-07 Ian Lance Taylor <iant@google.com>
29792 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
29794 2007-02-07 Roger Sayle <roger@eyesopen.com>
29796 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
29797 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
29798 tablejumpdi, movsi_to_cr_one): Remove constraints from
29799 define_expand's match_operands.
29801 2007-02-07 Roger Sayle <roger@eyesopen.com>
29803 * global.c (compute_regsets): Move declatation of "i" inside of
29804 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
29806 2007-02-07 Jakub Jelinek <jakub@redhat.com>
29809 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
29810 of INDIRECT_REF <RESULT_DECL>.
29812 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
29814 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
29815 Kaz Kojima <kkojima@gcc.gnu.org>
29818 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
29820 (sh_initialize_trampoline): Add parentheses to avoid a warning.
29822 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
29824 * doc/loop.texi: Document possibility not to perform disambiguation
29825 of loops with multiple latches.
29826 * cfgloopmanip.c (alp_enum_p): Removed.
29827 (add_loop): Handle subloops. Use get_loop_body_with_size.
29828 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
29829 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
29830 the new forwarder block.
29831 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
29832 Handle the case latch is NULL.
29833 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
29834 modifications when marking loop exits.
29835 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
29837 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
29838 disambiguate_loops_with_multiple_latches.
29839 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
29840 before fix_loop_structure.
29841 * cfgloop.c: Include pointer-set.h and output.h.
29842 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
29843 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
29844 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
29845 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
29846 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
29847 disambiguate_multiple_latches, get_loop_body_with_size,
29848 disambiguate_loops_with_multiple_latches): New functions.
29849 (flow_loop_dump): Dump multiple latch edges.
29850 (flow_loop_nodes_find): Handle loops with multiple latches.
29851 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
29852 (glb_enum_p): Modified.
29853 (get_loop_body): Use get_loop_body_with_size.
29854 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
29855 (AVOID_CFG_MODIFICATIONS): New constant.
29856 (disambiguate_loops_with_multiple_latches, add_loop,
29857 get_loop_body_with_size): Declare.
29858 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
29860 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
29862 PR inline-asm/28686
29863 * global.c (compute_regsets): New function.
29864 (global_alloc): Refactored ELIMINABLE_REGSET
29865 and NO_GLOBAL_ALLOC_REGS computation out.
29866 (rest_of_handle_global_alloc): Call compute_regsets()
29867 for non-optimizing case.
29869 2007-02-06 Richard Henderson <rth@redhat.com>
29871 * config/i386/constraints.md (Y2): Rename from Y.
29872 (Yi): New constraint.
29873 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
29874 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
29875 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
29876 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
29877 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
29878 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
29879 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
29880 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
29881 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
29882 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
29883 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
29884 vec_extractv2si_1): Change Y constraints to Y2.
29885 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
29886 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
29887 Change Y constraints to Y2.
29888 (sse2_loadld): Change Y constraints to x.
29890 2007-02-06 Roger Sayle <roger@eyesopen.com>
29892 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
29893 (parity<mode>2): New define_expand using rs6000_emit_parity.
29894 * config/rs6000/rs6000.c (rs6000_emit_popcount,
29895 rs6000_emit_parity): New functions.
29896 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
29897 rs6000_emit_parity): Prototype here.
29899 2007-02-06 Ian Lance Taylor <iant@google.com>
29901 * lower-subreg.c (simple_move_operand): Reject CONST.
29902 (resolve_clobber): Call validate_change rather than directly
29903 assigning to XEXP (pat, 0).
29905 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
29907 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
29908 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
29909 (tree-cfg.o): Remove hashtab.h dependency.
29911 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
29912 (struct ivopts_data): Change niters to pointer_map_t.
29913 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
29914 (niter_for_exit): Create pointer_map on demand. Change for
29916 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
29917 (free_loop_data): Destroy data->niters if created and reset field.
29918 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
29919 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
29921 * tree-ssa-reassoc.c: Include pointer-set.h.
29922 (bb_rank): Change to long *.
29923 (operand_rank): Change to pointer_map_t.
29924 (find_operand_rank): Return long, -1 if not found. Declare as inline.
29925 (insert_operand_rank): Accept long.
29926 (operand_entry_hash, operand_entry_eq): Remove.
29927 (get_rank): Return long. Adjust for changes above.
29928 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
29930 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
29932 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
29933 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
29934 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
29936 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
29937 directly since it cannot be NULL.
29938 (get_vi_for_tree): Rewrite for pointer_map API.
29939 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
29940 (init_alias_vars): Create vi_for_tree as pointer_map.
29941 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
29943 * tree-cfg.c: Don't include hashtab.h.
29944 (edge_to_cases): Declare as pointer_map.
29945 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
29947 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
29948 (start_recording_case_labels): Create edge_to_cases as pointer_map.
29949 (end_recoding_case_labels): Cleanup edge_to_cases manually before
29951 (record_switch_edge): Delete.
29952 (get_cases_for_edge): Adjust for pointer_map API, inline
29953 record_switch_edge (rewritten for new API), remove goto.
29955 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
29957 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
29958 * tree-nested.c: Include pointer-set.h.
29959 (var_map_elt, var_map_eq, var_map_hash): Delete.
29960 (struct nesting_info): Remove GTY marker. Change the two htab_t's
29961 to pointer_map_t's.
29962 (nesting_info_bitmap_obstack): New.
29963 (lookup_field_for_decl): Adjust for pointer_map API.
29964 (lookup_tramp_for_decl): Adjust for pointer_map API.
29965 (get_nonlocal_debug_decl): Adjust for pointer_map API.
29966 (get_local_debug_decl): Adjust for pointer_map API.
29967 (convert_nl_goto_reference): Adjust for pointer_map API.
29968 (convert_nl_goto_receiver): Adjust for pointer_map API.
29969 (create_nesting_tree): Create outside GGC space. Create bitmap on
29970 the new obstack. Create field_map and var_map as pointer_maps.
29971 (free_nesting_tree): Adjust for changes to create_nesting_tree.
29973 (lower_nested_functions): Move root here, no need to NULL it.
29974 Initialize and release the obstack.
29976 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
29978 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
29979 Remove prototypes and make them non-static.
29980 (struct tree_int_map): Remove.
29981 * tree.h (struct tree_int_map): Move here, turning TO into an
29983 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
29985 * tree.h (TREE_COMPLEXITY): Remove.
29986 (struct tree_exp): Remove complexity field.
29987 * tree.c (build1_stat): Don't set it.
29989 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
29990 Victor Kaplansky <victork@il.ibm.com>
29992 * tree-vectorizer.c (vect_is_simple_use): Support induction.
29993 (vect_is_simple_reduction): Support reduction with induction as
29994 one of the operands.
29995 (vect_is_simple_iv_evolution): Fix formatting.
29996 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
29997 formatting. Don't mark induction phis for vectorization.
29998 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
29999 * tree-vect-transform.c (get_initial_def_for_induction): New function.
30000 (vect_get_vec_def_for_operand): Support induction.
30001 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
30003 (vectorizable_reduction): Support reduction with induction as one of
30005 (vectorizable_type_demotion): Use def-type of stmt argument rather
30006 than dummy def-type.
30008 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
30009 flag_tree_scev_cprop.
30010 * common.opt (tree-scev-cprop): New flag.
30012 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
30013 call to vect_get_new_vect_var.
30015 2007-02-06 Ira Rosen <irar@il.ibm.com>
30017 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
30018 vectype is not NULL.
30019 (vect_pattern_recog_1): Likewise.
30021 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30023 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
30024 (fold_negate_expr): Likewise.
30026 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
30029 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
30030 even if cv-qualification is the same.
30032 2007-02-05 Geoffrey Keating <geoffk@apple.com>
30034 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
30035 __enable_execute_stack on completion.
30037 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30039 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
30040 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
30041 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
30042 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
30043 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
30044 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
30045 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
30046 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
30048 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30050 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
30051 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
30052 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
30053 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
30054 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
30055 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
30056 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
30057 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
30058 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
30059 umuldi3_highpart_rex64, umulsi3_highpart_insn,
30060 umulsi3_highpart_zext, smuldi3_highpart_rex64,
30061 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
30062 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
30063 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
30064 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
30065 sqrtextenddfxf2_i387): Added amdfam10_decode.
30067 * config/i386/athlon.md (athlon_idirect_amdfam10,
30068 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
30069 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
30070 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
30071 athlon_ivector_store_amdfam10): New define_insn_reservation.
30072 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
30075 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30077 * config/i386/athlon.md (athlon_call_amdfam10,
30078 athlon_pop_amdfam10, athlon_lea_amdfam10): New
30079 define_insn_reservation.
30080 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
30081 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
30082 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
30084 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30086 * config/i386/athlon.md (athlon_sseld_amdfam10,
30087 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
30088 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
30090 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30092 * config/i386/athlon.md (athlon_sseins_amdfam10): New
30093 define_insn_reservation.
30094 * config/i386/i386.md (sseins): Added sseins to define_attr type
30095 and define_attr unit.
30096 * config/i386/sse.md: Set type attribute to sseins for insertq
30099 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30101 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
30102 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
30103 ssecomi_load_amdfam10, ssecomi_amdfam10,
30104 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
30105 define_insn_reservation.
30106 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
30108 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30110 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
30111 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
30112 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
30113 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
30114 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
30115 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
30116 define_insn_reservation.
30118 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
30119 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
30120 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
30121 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
30122 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
30124 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30126 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
30127 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
30128 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
30129 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
30130 athlon_ssemul_load_k8): Added amdfam10.
30132 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30134 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
30135 (x86_sse_unaligned_move_optimal): New variable.
30137 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
30139 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
30140 for unaligned vector SSE double/single precision loads for AMDFAM10.
30142 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30144 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
30145 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
30146 Define TARGET_CPU_DEFAULT_amdfam10.
30147 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
30148 (processor_type): Add PROCESSOR_AMDFAM10.
30150 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
30151 processor_type in config/i386/i386.h.
30152 Enable imul peepholes for TARGET_AMDFAM10.
30154 * config.gcc: Add support for --with-cpu option for amdfam10.
30156 * config/i386/i386.c (amdfam10_cost): New variable.
30157 (m_AMDFAM10): New macro.
30158 (m_ATHLON_K8_AMDFAM10): New macro.
30159 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
30160 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
30161 x86_promote_QImode, x86_integer_DFmode_moves,
30162 x86_partial_reg_dependency, x86_memory_mismatch_stall,
30163 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
30164 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
30165 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
30166 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
30167 Enable/disable for amdfam10.
30168 (override_options): Add amdfam10_cost to processor_target_table.
30169 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
30170 processor_alias_table.
30171 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
30172 (ix86_adjust_cost): Add code for amdfam10.
30174 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30176 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
30177 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
30178 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
30179 * config/i386/i386.h: Add builtin definition for SSE4A.
30180 * config/i386/i386.md: Add support for ABM instructions
30181 (popcnt and lzcnt).
30182 * config/i386/sse.md: Add support for SSE4A instructions
30183 (movntss, movntsd, extrq, insertq).
30184 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
30185 Add -march=amdfam10 flag.
30186 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
30187 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
30189 * doc/extend.texi: Add documentation for SSE4A builtins.
30191 2007-02-05 Bob Wilson <bob.wilson@acm.org>
30193 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
30195 2007-02-05 Richard Guenther <rguenther@suse.de>
30197 * tree-vectorizer.h (vectorizable_function): Add argument type
30198 argument, change return type.
30199 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
30200 * tree-vect-transform.c (vectorizable_function): Handle extra
30201 argument, return vectorized function decl.
30202 (build_vectorized_function_call): Remove.
30203 (vectorizable_call): Handle calls with result and argument types
30204 differing. Handle loop vectorization factor correctly.
30205 * targhooks.c (default_builtin_vectorized_function): Adjust for
30207 * targhooks.h (default_builtin_vectorized_function): Likewise.
30208 * target.h (builtin_vectorized_function): Add argument type
30210 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
30211 extra argument, allow vectorizing of lrintf.
30212 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
30213 documentation of target hook.
30215 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
30218 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
30219 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
30220 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
30222 2007-02-05 Roger Sayle <roger@eyesopen.com>
30224 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
30225 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
30226 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
30227 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
30228 before canonicalizing sincos to cexpi.
30229 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
30231 2007-02-05 Roger Sayle <roger@eyesopen.com>
30233 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
30234 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
30235 (alpha_init_builtins): Use alpha_add_builtins to process tables.
30237 2007-02-05 Roger Sayle <roger@eyesopen.com>
30239 * mips-tfile.c (initialize_init_file): Correct endianness test.
30241 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
30243 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
30244 the 'y' constraint.
30246 2007-02-05 Richard Sandiford <richard@codesourcery.com>
30248 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
30249 saves in a PARALLEL before the register assignments.
30251 2007-02-05 Richard Sandiford <richard@codesourcery.com>
30253 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
30254 DWARF_FRAME_RETURN_COLUMN to be a general register.
30255 * dwarf2out.c (init_return_column_size): New function, split from...
30256 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
30257 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
30258 to be nongeneral registers.
30259 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
30261 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
30262 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
30264 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
30266 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
30268 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
30270 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
30271 (remove_path): Use can_remove_branch_p and remove_branch instead
30272 of loop_delete_branch_edge.
30273 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
30274 (tree_transform_and_unroll_loop): Remove dead branches immediately.
30275 Update profile using scale_dominated_blocks_in_loop.
30276 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
30277 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
30278 (can_remove_branch_p, remove_branch): Declare.
30279 * tree-cfg.c (tree_can_remove_branch_p): New function.
30280 (tree_cfg_hooks): Add tree_can_remove_branch_p.
30281 * cfgrtl.c (rtl_can_remove_branch_p): New function.
30282 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
30284 2007-02-05 Jan Hubicka <jh@suse.cz>
30286 PR middle-end/30696
30287 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
30288 nodes in cgraph, don't remove offline copy of the function.
30290 2007-02-04 Jan Hubicka <jh@suse.cz>
30292 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
30293 vectors might cause maybe_lookup_element_for_expr to be called
30294 on non-sra-candidate.
30296 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
30298 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
30299 config/bfin/bfin.md, config/bfin/predicates.md: Follow
30300 spelling conventions.
30302 2007-02-04 Richard Guenther <rguenther@suse.de>
30304 PR middle-end/30636
30305 * fold-const.c (try_move_mult_to_index): Make sure to not
30306 overflow one dimension of a multi-dimensional array access.
30308 2007-02-04 Jan Hubicka <jh@suse.cz>
30310 * passes.c (init_optimization_passes): Reindent.
30312 2007-02-04 Jan Hubicka <jh@suse.cz>
30313 Eric Botcazou <ebotcazou@adacore.com>
30315 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
30316 (execute_fixup_cfg): Break out the abnormal goto code.
30317 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
30318 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
30319 (optimize_inline_calls): Call make_nonlocal_label_edges.
30321 2007-02-04 Jan Hubicka <jh@suse.cz>
30323 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
30324 true when something was changed.
30325 (rename_ssa_copies): When something was changed, do
30326 TODO_remove_unused_locals.
30327 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
30328 add TODO_remove_unused_locals when instruction was removed.
30330 2007-02-04 Jan Hubicka <jh@suse.cz>
30332 * ipa-inline.c (try_inline): Improve debug output; work on already
30334 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
30335 call try_inline for already inlined edges too when flattening;
30336 inline also functions that make callee growth but overall unit size
30339 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
30341 * config/m32c/bitops.md, config/m32c/jump.md,
30342 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
30343 config/m32r/m32r.h, config/m32r/m32r.md,
30344 config/m32r/predicates.md, config/m68hc11/larith.asm,
30345 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
30346 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
30347 config/mips/mips-protos.h, config/mips/mips.c,
30348 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
30349 config/mn10300/mn10300.h, config/mn10300/predicates.md,
30350 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
30351 spelling conventions.
30353 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
30354 Follow spelling conventions.
30356 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
30358 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
30359 warn about C++0x compatibility.
30361 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
30363 * config/h8300/h8300.c, config/h8300/h8300.h,
30364 config/h8300/h8300.md: Follow spelling conventions.
30366 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
30368 PR middle-end/30667
30369 * combine.c (try_combine): Do not substitute source operand
30370 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
30372 2007-02-03 Jan Hubicka <jh@suse.cz>
30374 PR gcov-profile/30650
30375 * value-prof.c (stringop_block_profile): Fix handling of size counter;
30376 do not divide by zero for never executed counters.
30377 (tree_find_values_to_profile): Fix counters.
30378 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
30380 2007-02-03 Ian Lance Taylor <iant@google.com>
30382 * lower-subreg.c (simple_move_operand): New static function,
30383 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
30385 (simple_move): Call simple_move_operand.
30386 (find_decomposable_subregs): Add special handling of MEMs.
30387 (can_decompose_p): Rename from cannot_decompose_p. Reverse
30388 meaning of return value. If we see a hard register, test whether
30389 it can store a word_mode value. Change all callers.
30391 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30393 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
30394 ftrapv insns and expanders.
30395 (subdi3): Change define_expand operand 1 to arith11_operand, and
30396 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
30397 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
30398 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
30401 PR middle-end/30174
30402 * varasm.c (notice_global_symbol): Treat global objects as weak when
30403 flag_shlib is true.
30405 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30407 * emit-rtl.c (dconstpi): Delete.
30408 (dconstsqrt2): New.
30409 (init_emit_once): Delete dconstpi and init dconstsqrt2.
30410 * real.h (dconstpi): Delete.
30411 (dconstsqrt2): New.
30412 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
30413 (fold_builtin_hypot): Likewise.
30415 2007-02-03 Tom Tromey <tromey@redhat.com>
30418 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
30419 -gcoff3, -gxcoff3, -gvms3 implies -dD.
30421 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
30423 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
30424 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
30425 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
30426 config/rs6000/cell.md, config/rs6000/darwin.h,
30427 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
30428 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
30429 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
30430 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
30431 typos. Follow spelling conventions.
30432 * doc/invoke.texi: Follow spelling conventions.
30434 2007-02-03 Roger Sayle <roger@eyesopen.com>
30436 * simplify-rtx.c (simplify_relational_operation_1): Implement some
30437 canonicalization transformations that attempt to simplify integer
30438 constant comparisons to become comparisons against zero.
30440 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30442 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
30444 * fold-const.c (fold_binary): Fix comment typos. Fold complex
30445 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
30447 2007-02-02 Mike Stump <mrs@apple.com>
30449 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
30450 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
30451 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
30452 generate a branch island.
30454 2007-02-02 Bob Wilson <bob.wilson@acm.org>
30456 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
30457 (xtensa_legitimate_address_p): New.
30458 (xtensa_legitimize_address): New.
30459 (xtensa_output_addr_const_extra): New.
30460 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
30462 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
30463 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
30464 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
30465 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
30466 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
30467 (xtensa_legitimize_address): New.
30468 (xtensa_output_addr_const_extra): New.
30470 2007-02-02 Steve Ellcey <sje@cup.hp.com>
30472 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
30474 2007-02-02 Ian Lance Taylor <iant@google.com>
30476 * expmed.c (expand_divmod): Add comment.
30478 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
30480 * emit-rtl.c (renumber_insns): Remove.
30481 * flags.h: Remove the extern for flag_renumber_insns.
30482 * rtl.h: Remove the prototype for renumber_insns.
30483 * toplev.c (flag_renumber_insns): Remove.
30485 2007-02-02 Hui-May Chang <hm.chang@apple.com>
30487 Revert for x86 darwin:
30488 2005-06-19 Uros Bizjak <uros@kss-loka.si>
30490 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
30491 code before the following patch under TARGET_MACHO.
30492 (ix86_function_value_regno_p): Likewise.
30494 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30496 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
30499 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
30502 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
30503 loads to general or fp registers. Add comments.
30504 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
30506 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
30508 * pointer-set.c (insert_aux): Only return insertion slot.
30509 (pointer_set_insert): Adjust.
30510 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
30511 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
30512 pointer_map_traverse): New.
30513 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
30514 pointer_map_create, pointer_map_destroy, pointer_map_insert,
30515 pointer_map_contains, pointer_map_traverse): Declare.
30517 2007-02-02 Jakub Jelinek <jakub@redhat.com>
30519 PR middle-end/30473
30520 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
30521 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
30523 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
30525 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
30527 (struct _dep): New type.
30528 (dep_t): New typedef.
30529 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
30530 (DEP_STATUS): New access macro. The macro with the same name was
30531 renamed to DEP_LINK_STATUS.
30532 (dep_init): Declare function
30534 (struct _dep_link): New type.
30535 (dep_link_t): New typedef.
30536 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
30537 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
30538 (DEP_LINK_STATUS): New macro.
30539 (debug_dep_links): New debug function.
30541 (struct _deps_list): New type.
30542 (deps_list_t): New typedef.
30543 (DEPS_LIST_FIRST): New access macro.
30544 (FOR_EACH_DEP_LINK): New cycle macro.
30545 (create_deps_list, free_deps_list, delete_deps_list): Declare
30547 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
30548 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
30549 (copy_deps_list_change_con): Ditto.
30551 (move_dep_link): Declare function.
30553 (struct _dep_node): New type.
30554 (dep_node_t): New typedef.
30555 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
30557 (struct haifa_insn_data.back_deps): New field to hold backward
30558 dependencies of the insn.
30559 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
30561 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
30562 Change its type to deps_list_t.
30563 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
30564 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
30565 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
30567 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
30569 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
30571 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
30573 (dep_cost): Declare.
30575 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
30576 (ds_to_dk, dk_to_ds): New functions.
30578 (init_dep_1): New static function.
30579 (init_dep): New function.
30580 (copy_dep): New static function.
30582 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
30584 (detach_dep_link): New static function.
30585 (move_dep_link): New function.
30587 (dep_links_consistent_p, dump_dep_links): New static functions.
30588 (debug_dep_links): New debugging function.
30590 (deps_obstack, dl_obstack, dn_obstack): New static variables.
30592 (alloc_deps_list, init_deps_list): New static functions.
30593 (create_deps_list): New function.
30594 (clear_deps_list): New static function.
30595 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
30596 (deps_list_consistent_p, dump_deps_list): New static functions.
30597 (debug_deps_list): New function.
30598 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
30600 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
30602 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
30603 use new scheduler dependencies lists.
30604 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
30605 (sched_analyze): Ditto. Initialize dependencies lists.
30606 (add_forw_dep, compute_forward_dependences): Update to use new
30607 scheduler dependencies lists.
30609 (init_dependency_caches): Init deps_obstack.
30610 (free_dependency_caches): Free deps_obstack.
30612 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
30613 new scheduler dependencies lists.
30614 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
30615 (add_back_forw_dep, delete_back_forw_dep): Ditto.
30617 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
30618 Update to use new scheduler dependencies lists.
30619 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
30620 (debug_dependencies): Ditto.
30621 (schedule_region): Update comments.
30623 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
30624 scheduler dependencies lists.
30625 (schedule_ebb): Update comments.
30627 * rtl.def (DEPS_LIST): Remove.
30629 * lists.c (unused_deps_list): Remove.
30630 (free_list): Update assertions.
30632 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
30633 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
30635 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
30636 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
30638 * haifa-sched.c (comments): Update.
30639 (insn_cost1): Remove. Inline the code into insn_cost ().
30640 (insn_cost): Update to use new scheduler dependencies lists. Move
30641 processing of the dependency cost to dep_cost ().
30642 (dep_cost): New function. Use it instead of insn_cost () when
30643 evaluating cost of the dependency. Use compatible interface to
30644 interact with the target.
30645 (priority): Update to use new scheduler dependencies lists.
30646 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
30647 with greater number of insns that depend on the insn.
30648 (schedule_insn): Update to use new scheduler dependencies lists. Add
30649 code to free backward dependencies lists. Inline and optimize code
30650 from resolve_dep () - see PR28071.
30651 (ok_for_early_queue_removal): Update to use new scheduler dependencies
30652 lists. Update call to targetm.sched.is_costly_dependence hook.
30654 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
30655 scheduler dependencies lists.
30657 (resolve_dep): Remove. Move the logic to schedule_insn ().
30658 (init_h_i_d): Initialize dependencies lists.
30660 (process_insn_depend_be_in_spec): Rename to
30661 process_insn_forw_deps_be_in_spec. Update to use new scheduler
30662 dependencies lists.
30663 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
30664 Update to use new scheduler dependencies lists.
30665 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
30667 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
30668 new scheduler dependencies lists.
30669 (build_intra_loop_deps): Ditto.
30671 * target.h (struct _dep): Declare to use in
30672 gcc_target.sched.is_costly_dependence.
30673 (struct gcc_target.sched.adjust_cost): Fix typo.
30674 (struct gcc_target.sched.is_costly_dependence): Change signature to
30675 use single dep_t parameter instead of an equivalent triad.
30676 (struct gcc_target.sched.adjust_cost_2): Remove.
30678 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
30680 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
30682 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
30684 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
30686 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
30687 (REG_DEP_TRUE): Document.
30689 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
30690 Change signature to correspond to the targetm.sched.adjust_cost hook.
30691 Update use in TARGET_SCHED_ADJUST_COST_2.
30692 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
30693 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
30694 new scheduler dependencies lists.
30695 (ia64_gen_check): Ditto.
30697 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
30698 scheduler dependencies lists.
30700 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
30701 signature to correspond to the targetm.sched.is_costly_dependence hook.
30702 (is_costly_group): Update to use new scheduler dependencies lists.
30704 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
30705 instead of INSN_COST () macro.
30707 2007-02-01 Ian Lance Taylor <iant@google.com>
30709 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
30711 2007-02-01 Guy Martin <gmsoft@gentoo.org>
30713 * pa.md (tp_load): Correct mfctl instruction syntax.
30715 2007-02-01 Geoffrey Keating <geoffk@apple.com>
30717 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
30718 altivec_padding_size calculation on AIX. Improve comment, add
30719 assert to verify that it's right.
30721 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
30724 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
30726 PR inline-asm/28686
30727 * global.c (global_alloc): Add mising initialization of
30730 2007-02-01 Roger Sayle <roger@eyesopen.com>
30732 * alias.c (init_alias_analysis): Correct whitespace.
30733 * bb-reorder.c (fix_edges_for_rarely_executed_code,
30734 partition_hot_cold_basic_blocks): Likewise.
30735 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
30736 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
30737 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
30738 fold_builtin_snprintf_chk, fold_builtin_printf,
30739 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
30740 do_mpfr_arg3, do_mpfr_sincos): Likewise.
30741 * cfgcleanup.c (cleanup_cfg): Likewise.
30742 * cfgexpand.c (tree_expand_cfg): Likewise.
30743 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
30744 * function.c (get_next_funcdef_no): Likewise.
30745 * gengtype.c (main): Likewise.
30746 * genmodes.c (main): Likewise.
30747 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
30748 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
30749 * ifcvt.c (noce_emit_move_insn): Likewise.
30750 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
30752 * stor-layout.c (get_best_mode): Likewise.
30753 * tree-ssa-loop-niter.c (get_val_for): Likewise.
30754 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
30755 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
30756 perform_var_substitution, solve_graph): Likewise.
30757 * tree-vrp.c (vrp_finalize): Likewise.
30759 2007-02-01 Ian Lance Taylor <iant@google.com>
30761 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
30762 high part of a paradoxical subreg, return a constant zero.
30764 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
30766 * toplev.c (lang_dependent_init): Call init_set_costs.
30767 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
30769 2007-02-01 Richard Guenther <rguenther@suse.de>
30771 PR middle-end/30656
30772 * fold-const.c (fold_negate_expr): Allow negating a
30773 constant if overflow does not change.
30775 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30777 * doc/c-tree.texi (Expression trees): Improve markup.
30778 * doc/tm.texi (Register Classes, Addressing Modes)
30779 (Floating Point): Fix spacing after abbreviations. Fix some
30782 2007-02-01 Ben Elliston <bje@au.ibm.com>
30784 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
30785 * doc/contrib.texi: Likewise.
30786 * doc/install.texi: Likewise.
30788 2007-01-31 Richard Henderson <rth@redhat.com>
30789 Ian Lance Taylor <iant@google.com>
30791 * lower-subreg.c: New file.
30792 * rtl.def (CONCATN): Define.
30793 * passes.c (init_optimization_passes): Add pass_lower_subreg and
30794 pass_lower_subreg2.
30795 * emit-rtl.c (update_reg_offset): New static function, broken out
30796 of gen_rtx_REG_offset.
30797 (gen_rtx_REG_offset): Call update_reg_offset.
30798 (gen_reg_rtx_offset): New function.
30799 * regclass.c: Revert patch of 2006-03-05, restoring
30801 (clear_reg_info_regno): New function.
30802 * dwarf2out.c (concatn_loc_descriptor): New static function.
30803 (loc_descriptor): Handle CONCATN.
30804 * common.opt (fsplit_wide_types): New option.
30805 * opts.c (decode_options): Set flag_split_wide_types when
30807 * timevar.def (TV_LOWER_SUBREG): Define.
30808 * rtl.h (gen_reg_rtx_offset): Declare.
30809 (reg_scan_update): Declare.
30810 * regs.h (clear_reg_info_regno): Declare.
30811 * tree-pass.h (pass_lower_subreg): Declare.
30812 (pass_lower_subreg2): Declare.
30813 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
30814 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
30815 -fsplit-wide-types.
30816 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
30817 * Makefile.in (OBJS-common): Add lower-subreg.o.
30818 (lower-subreg.o): New target.
30820 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30822 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
30824 2007-01-31 Anatoly Sokolov <aesok@post.ru>
30827 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
30829 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30831 PR middle-end/29335
30832 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
30834 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
30836 * cfgloop.h: Include vec-prim.h.
30837 (enum li_flags): Remove LI_ONLY_OLD.
30838 (loop_iterator): Changed.
30839 (fel_next, fel_init): Iterate over loop tree.
30840 (FOR_EACH_LOOP_BREAK): New macro.
30841 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
30843 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
30844 * modulo-sched.c (sms_schedule): Ditto.
30845 * tree-vectorizer.c (vectorize_loops): Ditto.
30846 * doc/loop.texi: Update information on loop numbering and behavior of
30847 FOR_EACH_LOOP wrto new loops.
30848 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
30849 add_to_evolution_1): Test nestedness of loops instead of comparing
30851 * tree-chrec.c (chrec_fold_plus_poly_poly,
30852 chrec_fold_multiply_poly_poly, chrec_evaluate,
30853 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
30854 reset_evolution_in_loop): Ditto.
30855 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
30857 2007-01-31 Dirk Mueller <dmueller@suse.de>
30859 * c-common.c (warn_about_parentheses): Separate warning about
30860 un-parenthized sequence of comparison operators from the one
30861 which is supposed to warn about x <= y <= z.
30863 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
30865 * optabs.h (enum optab_index): Add new OTI_isinf.
30866 (isinf_optab): Define corresponding macro.
30867 * optabs.c (init_optabs): Initialize isinf_optab.
30868 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
30870 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
30871 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
30873 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
30874 expand_builtin_interclass_mathfn.
30875 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
30876 * config/i386/i386.md (UNSPEC_FXAM): New constant.
30877 (fxam<mode>2_i387): New insn pattern.
30878 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
30879 built-in functions as x87 inline asm.
30881 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30883 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
30885 2007-01-30 Eric Christopher <echristo@apple.com>
30887 * config.gcc: Add geode.
30889 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30891 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
30892 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
30893 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
30894 value-prof.c: Fix comment typos.
30896 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30899 * doc/invoke.texi (Wpointer-arith): Document warning.
30901 2007-01-30 Janis Johnson <janis187@us.ibm.com>
30903 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
30904 the list of discrepancies from the draft TR.
30906 2007-01-30 Dirk Mueller <dmueller@suse.de>
30909 * doc/invoke.texi (-Wreturn-type): Update description to
30910 match new behavior.
30912 2007-01-30 Richard Sandiford <richard@codesourcery.com>
30914 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
30916 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
30918 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
30919 to handle optabs that operate on floating point input argument and
30920 output to integer output.
30921 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
30922 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
30923 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
30924 expand_builtin_interclass_mathfn ().
30925 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
30926 (ilogbsi2): Remove.
30927 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
30928 ilogbl built-in functions as x87 intrinsics.
30930 2007-01-30 Richard Guenther <rguenther@suse.de>
30932 PR middle-end/27657
30933 * dwarf2out.c (reference_to_unused): Query varpool if the
30934 variable was output.
30936 2007-01-30 Richard Guenther <rguenther@suse.de>
30938 PR middle-end/30313
30939 * passes.c (execute_one_pass): Reset in_gimple_form to not
30940 confuse non-unit-at-a-time mode.
30942 2007-01-29 Roger Sayle <roger@eyesopen.com>
30943 Richard Guenther <rguenther@suse.de>
30945 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
30946 avoid undefined behaviour on overflow. Use force_fit_type_double
30947 to construct the constant with the specified TREE_OVERFLOW.
30949 2007-01-29 Janis Johnson <janis187@us.ibm.com>
30951 * config/dfp-bit.c: Add parameterized support for fp exceptions.
30952 * config/dfp-bit.h: Ditto.
30954 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30956 * c-decl.c (pop_scope): Replace warnings with call to
30957 warn_for_unused_label.
30958 * c-common.h (warn_for_unused_label): Declare.
30959 * c-common.c (warn_for_unused_label): Define.
30961 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30963 * tree-optimize.c (update_inlined_to_pointers): Delete unused
30966 2007-01-29 Janis Johnson <janis187@us.ibm.com>
30968 * Makefile.in (USER_H): Remove decfloat.h.
30969 * ginclude/decfloat.h: Delete, moving contents to ...
30970 * ginclude/float.h: Add support for decimal floating point,
30971 guarded by __STDC_WANT_DEC_FP__.
30973 2007-01-29 Mike Stump <mrs@apple.com>
30975 * doc/gccint.texi (Top): Rename Loop Representation to Loop
30976 Analysis and Representation to resolve case insensitive conflict.
30977 * doc/loop.texi (Loop Analysis and Representation): Likewise.
30979 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
30981 * tree.h (struct tree_memory_tag): Add aliases member.
30982 (MTAG_ALIASES): New macro.
30983 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
30984 (add_may_alias): Remove pointer-set. Update for may_aliases being
30986 (mark_aliases_call_clobbered): Update for may_aliases being a
30988 (compute_tag_properties): Ditto.
30989 (create_partition_for): Ditto.
30990 (compute_memory_partitions): Ditto.
30991 (dump_may_aliases_for): Ditto.
30992 (is_aliased_with): Ditto.
30993 (add_may_alias_for_new_tag): Ditto.
30994 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
30995 (compute_is_aliased): New function.
30996 (compute_may_aliases): Call compute_is_aliased).
30997 (init_alias_info): Initialize alias_bitmap_obstack.
30998 (union_alias_set_into): New function.
30999 (compute_flow_sensitive_aliasing): Use union_aliases_into.
31000 (have_common_aliases_p): Rewrite to take two bitmaps and use
31002 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
31003 Update for bitmaps.
31004 (finalize_ref_all_pointers): Update for add_may_alias changes.
31005 (new_type_alias): Ditto.
31006 * tree-flow-inline.h (may_aliases): Return a bitmap.
31007 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
31008 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
31009 may_aliases being a bitmap.
31010 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
31011 may_aliases now returns a bitmap.
31012 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
31014 * tree-ssa-operands.c (add_virtual_operand): Update for
31015 may_aliases being a bitmap.
31017 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
31019 PR tree-optimization/30630
31020 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
31021 variable as changed.
31023 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
31026 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
31027 expanded only once even if an error occurs.
31029 2007-01-29 Ben Elliston <bje@au.ibm.com>
31031 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
31032 (__gcov_average_profiler): Likewise.
31033 (__gcov_ior_profiler): Likewise.
31034 (__gcov_merge_ior): Likewise.
31036 2007-01-28 Jan Hubicka <jh@suse.cz>
31038 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
31039 * value-prof.c (stringop_block_profile): Likewise.
31041 2007-01-28 Jan Hubicka <jh@suse.cz>
31043 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
31044 Add variant handling histograms; add wrapper.
31045 (clear_storage_via_libcall): Export.
31046 (emit_block_move_hints): Break out from ...; add histograms.
31047 (emit_block_move): ... this one.
31048 (clear_storage_hints): Break out from ...; add histograms.
31049 (clear_storage): ... this one.
31050 (set_storage_via_memset): Handle histogram.
31051 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
31052 (clear_storage_hints, clear_storage_via_libcall): Declare.
31053 (set_storage_via_setmem): Update prototype.
31054 * doc/md.texi (movmem, setmem): Document new arguments.
31056 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
31057 Add new histograms.
31058 (stringop_block_profile): New global function.
31059 (tree_stringops_values_to_profile): Profile block size and alignment.
31060 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
31062 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
31063 (stringop_block_profile): Declare.
31064 * builtins.c: Include value-prof.h.
31065 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
31066 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
31067 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
31068 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
31069 * profile.c (instrument_values): Add new counters.
31070 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
31072 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
31073 (tree_init_edge_profiler): Build new profilers.
31074 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
31075 (pass_tree_profile): Add dump.
31076 (tree_profile_hooks): Update.
31077 * Makefile.in (LIBGCOV): Add new constants.
31078 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
31079 __gcov_ior_profiler): New.
31080 * config/i386/i386.md (movmem/setmem expanders): Add new optional
31083 2007-01-28 David Edelsohn <edelsohn@gnu.org>
31085 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
31087 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
31089 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
31090 (tree_unswitch_single_loop): Pass eni_size_weights to
31091 tree_num_loop_insns.
31092 * tree-ssa-loop-manip.c: Include tree-inline.h.
31093 (can_unroll_loop_p): Pass eni_size_weights to
31094 tree_num_loop_insns.
31095 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
31096 Pass eni_size_weights to estimate_num_insns.
31097 * tree.h (init_inline_once): Export.
31098 * toplev.c (backend_init): Call init_inline_once.
31099 * cgraphunit.c (cgraph_process_new_functions,
31100 cgraph_analyze_function): Pass eni_inlining_weights to
31101 estimate_num_insns.
31102 * ipa-inline.c (compute_inline_parameters): Ditto.
31103 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
31104 to estimate_num_insns.
31105 (try_unroll_loop_completely): Pass eni_size_weights to
31106 tree_num_loop_insns.
31107 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
31108 ot estimate_num_insns.
31109 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
31110 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
31111 * tree-inline.c (eni_inlining_weights, eni_size_weights,
31112 eni_time_weights): New variables.
31113 (init_inline_once): Initialize them.
31114 (struct eni_data): Mew.
31115 (estimate_num_insns_1, estimate_num_insns): Use weights.
31116 * tree-inline.h (struct eni_weights_d): New.
31117 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
31118 (estimate_num_insns): Declaration changed.
31119 * cfgloop.h (tree_num_loop_insns): Declaration changed.
31120 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
31121 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
31123 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
31125 * tree-data-ref.c (conflict_fn): Assert that the number of affine
31126 relations in the conflict function is valid.
31128 2007-01-27 Ian Lance Taylor <iant@google.com>
31130 * common.opt: Add fstrict-overflow.
31131 * opts.c (decode_options): Set flag_strict_overflow if -O2.
31132 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
31133 (TYPE_OVERFLOW_UNDEFINED): Define.
31134 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
31136 * tree.h (TYPE_TRAP_SIGNED): Don't define.
31137 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
31138 (fold_negate_expr): Likewise.
31139 (make_range): Likewise.
31140 (extract_muldiv_1): Likewise.
31141 (maybe_canonicalize_comparison): Likewise.
31142 (fold_comparison): Likewise.
31143 (fold_binary): Likewise.
31144 (tree_expr_nonnegative_p): Likewise.
31145 (tree_expr_nonzero_p): Likewise.
31146 * tree-vrp.c (compare_values): Likewise.
31147 (extract_range_from_binary_expr): Likewise.
31148 (extract_range_from_unary_expr): Likewise.
31149 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
31151 (nowrap_type_p): Likewise.
31152 * tree-scalar-evolution.c (simple_iv): Likewise.
31153 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
31154 (build_range_check): Likewise.
31155 (extract_muldiv_1): Likewise.
31156 (fold_comparison): Likewise.
31157 * tree-vrp.c (vrp_int_const_binop): Likewise.
31158 (extract_range_from_unary_expr): Likewise.
31159 * convert.c (convert_to_integer): Likewise.
31160 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
31161 (fold_comparison): Likewise.
31162 (fold_binary): Likewise.
31163 * optabs.c (optab_for_tree_code): Likewise.
31164 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
31165 * simplify-rtx.c (simplify_const_relational_operation): Check
31166 flag_strict_overflow and flag_trapv.
31167 (simplify_const_relational_operation): Likewise.
31168 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
31169 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
31172 2007-01-27 Roger Sayle <roger@eyesopen.com>
31174 * tree.c (tree_fold_gcd): Delete.
31175 * tree.h (tree_fold_gcd): Remove prototype.
31176 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
31177 test whether one constant integer is a multiple of another. Instead
31178 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
31179 * fold-const.c (multiple_of_p): We've determined both TOP and
31180 BOTTOM are integer constants so we can call int_const_binop directly
31181 instead of the more generic const_binop.
31183 2007-01-27 Roger Sayle <roger@eyesopen.com>
31185 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
31186 1*X check that the constant hasn't overflowed, to preserve the
31188 (round_up): Provide an efficient implementation when rouding-up an
31189 INTEGER_CST to a power-of-two.
31191 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31193 * doc/sourcebuild.texi: Add comma for clarity.
31194 * doc/extend.texi: Fix some typos.
31195 * doc/passes.texi: Likewise.
31196 * doc/cppinternals.texi: Likewise.
31197 * doc/c-tree.texi: Likewise.
31198 * doc/tree-ssa.texi: Likewise.
31199 * doc/install.texi: Likewise.
31201 2007-01-27 Jan Hubicka <jh@suse.cz>
31203 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
31204 (pass_sra): Do not require alias information.
31205 * passes.c (init_optimization_passes): Add SRA
31207 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
31209 * tracer.c (rest_of_handle_tracer): We already cleaned
31210 up the CFG in tracer() so don't do it here again.
31211 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
31212 cleanup_cfg here, either. And don't call renumber_insns.
31214 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
31215 and BB_HEAD are in the insn stream here. Instead make sure
31216 that BB_INSN is valid on all insns. Also, do check here that
31217 there are no pending branch predictions...
31218 (rtl_verify_flow_info): ...instead of doing it here. Checks
31219 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
31222 2007-01-26 Roger Sayle <roger@eyesopen.com>
31224 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
31225 function to simplify/factorize operand order canonicalization.
31226 (ix86_fixup_binary_operands): Reorganize using the above function.
31227 (ix86_binary_operator_ok): Likewise.
31229 2007-01-27 Jakub Jelinek <jakub@redhat.com>
31231 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
31232 file scope from optimize_attrs.
31233 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
31235 (optimize_attrs): Clear insn_code_values after freeing it.
31237 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
31239 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
31240 a parts.base assignment.
31242 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
31244 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
31245 (compute_subscript_distance, initialize_data_dependence_relation,
31246 finalize_ddr_dependent, analyze_ziv_subscript,
31247 analyze_siv_subscript_cst_affine,
31248 compute_overlap_steps_for_affine_univar,
31249 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
31250 analyze_siv_subscript, analyze_miv_subscript,
31251 analyze_overlapping_iterations, subscript_dependence_tester_1,
31252 compute_self_dependence, free_dependence_relation): Work
31253 with affine_fn instead of chrecs.
31254 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
31255 common_affine_function, affine_function_base,
31256 affine_function_constant_p, affine_fn_op, affine_fn_plus,
31257 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
31258 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
31259 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
31260 (all_chrecs_equal_p): Removed.
31261 * tree-data-ref.h (affine_fn, conflict_function): New types.
31262 (struct subscript): Change type of conflicting_iterations_in_a
31263 and conflicting_iterations_in_b.
31265 2007-01-26 Steve Ellcey <sje@cup.hp.com>
31268 * config/pa/pa.h (TARGET_HPUX_11): New.
31269 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
31270 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
31272 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
31273 Richard Guenther <rguenther@suse.de>
31275 * tree-ssa-structalias.c (solve_graph): Handle case
31276 we merged the variable to another.
31278 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31280 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
31283 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
31284 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
31286 2007-01-25 DJ Delorie <dj@redhat.com>
31288 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
31289 allow changes to modes which don't fit in those registers.
31291 * reload1.c (choose_reload_regs): Check for invalid subregs before
31292 computing their locations, not after.
31294 2007-01-25 Geoffrey Keating <geoffk@apple.com>
31297 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
31298 save Altivec registers in an eh_return function.
31299 (compute_vrsave_mask): Likewise.
31300 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
31301 for saving Altivec registers.
31302 (rs6000_emit_prologue): Don't allocate stack twice in
31303 eh_return function. Correct expected value of altivec_save_offset
31304 when using save_world. Describe save of R0 to stack when using
31305 save_world. Describe stack pointer adjustment when using
31306 save_world. Remove duplicated eh_return parameter register saving.
31307 Update sp_offset variable after save_world.
31308 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
31310 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
31311 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
31314 2007-01-25 Steve Ellcey <sje@cup.hp.com>
31316 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
31318 2007-01-25 Steve Ellcey <sje@cup.hp.com>
31321 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
31322 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
31324 2007-01-25 Richard Guenther <rguenther@suse.de>
31326 * doc/invoke.texi (-Wcoverage-mismatch): Document.
31327 * common.opt (-Wcoverage-mismatch): New warning option.
31328 * coverage.c (get_coverage_counts): Ignore coverage mismatch
31329 if -Wcoverage-mismatch is given.
31331 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
31333 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
31334 (ipcp_driver): Change to static definition.
31335 Add dumping of the ifunctions.
31336 (constant_val_insert): Remove unused parameter. Support for SSA.
31337 (ipcp_propagate_const): Support for SSA.
31338 (ipcp_profile_bb_print): Print only analyzed nodes.
31339 (ipcp_replace_map_create): Remove support for Fortran constant
31341 * ipa-prop.c (ipa_method_modify_stmt,
31342 ipa_callsite_compute_param): Support for SSA.
31343 * ipa-prop.h (ipcp_driver): Remove declaration.
31344 (IS_VALID_TREE_MAP_INDEX): Add define.
31346 2007-01-24 Geoffrey Keating <geoffk@apple.com>
31348 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
31350 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31352 PR middle-end/30447
31353 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
31354 constant argument to cabs and do it without checking for
31355 -funsafe-math-optimizations.
31357 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
31359 * c-common.h (RID_FIRST_CXX0X): New.
31360 (RID_LAST_CXX0X): New.
31361 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
31363 * c.opt (Wc++0x-compat): New.
31364 * doc/invoke.texi (-Wc++0x-compat): Document.
31366 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31368 * builtins.c (fold_builtin_carg): New.
31369 (fold_builtin_1): Use it.
31371 2007-01-24 Jan Hubicka <jh@suse.cz>
31373 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
31375 * ipa-inline.c (initial_insns, max_insns): Delete.
31376 (compute_max_insns): New function.
31377 (cgraph_decide_inlining_of_small_function): Use it; take minimal
31378 amount of insns as base for code growth.
31379 (cgraph_decide_inlining): Make initial_insns local; do not compute
31381 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
31382 * doc/invoke.texi (inline-unit-growth): Update docs.
31384 2007-01-24 Jakub Jelinek <jakub@redhat.com>
31386 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
31387 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
31388 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
31389 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
31390 for CPUs that have PTA_CX16 set.
31392 PR middle-end/27416
31393 * gimplify.c (omp_check_private): New function.
31394 (gimplify_scan_omp_clauses): Use it for
31395 firstprivate/lastprivate/reduction.
31397 PR middle-end/30494
31398 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
31399 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
31401 PR middle-end/30421
31402 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
31403 If lower_lastprivate_clauses emits some statements, append them
31404 to dlist rather than body_p and to body_p append an initializer.
31405 (lower_omp_for): Adjust caller.
31407 2007-01-24 Steve Ellcey <sje@cup.hp.com>
31409 * target.h (globalize_decl_name): New.
31410 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
31411 * output.h (default_globalize_decl_name): New.
31412 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
31414 (globalize_decl): Ditto.
31415 (default_globalize_decl_name): New.
31416 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
31417 (ia64_handle_version_id_attribute): New.
31418 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
31419 (ia64_asm_output_external): Use globalize_decl_name instead
31420 of globalize_label.
31421 * doc/extend.texi (version_id): New pragma.
31422 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
31424 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
31426 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
31427 _uleb128_t and _Unwind_SWord with _sleb128_t.
31428 * unwind-dw2.c (extract_cie_info, execute_stack_op,
31429 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
31431 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
31432 * unwind-pe.h (read_uleb128, read_sleb128,
31433 read_encoded_value_with_base): Likewise.
31434 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
31436 2007-01-24 Richard Guenther <rguenther@suse.de>
31438 * builtins.c (expand_builtin_cexpi): Get the fndecl
31439 for cexp in the correct way.
31441 2007-01-24 Jan Hubicka <jh@suse.cz>
31443 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
31446 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
31448 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
31449 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
31450 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
31451 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
31452 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
31453 __SIZEOF_PTRDIFF_T__.
31454 * doc/cpp.texi: Documentation for the new builtin macros added.
31456 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
31458 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
31459 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
31460 instead of operands[2] to avoid access past the end of array.
31462 2007-01-24 Richard Sandiford <richard@codesourcery.com>
31464 * reload1.c (emit_reload_insns): Pass the reload register
31465 for a non-spill output reload through forget_old_reloads_1.
31467 2007-01-23 Joseph Myers <joseph@codesourcery.com>
31469 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
31470 _SOFT_DOUBLE if doubles use software floating-point.
31471 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
31472 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
31473 * config/rs6000/darwin-ldouble.c: Also compile functions for
31474 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
31475 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
31476 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
31477 commented-out long double override.
31478 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
31479 * config/rs6000/eabispe.h: Likewise.
31480 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
31481 long double for non-SPE.
31482 (rs6000_handle_option): Likewise.
31483 (invalid_e500_subreg): Disallow more subregs involding DImode,
31484 DFmode, TImode or TFmode.
31485 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
31487 (legitimate_lo_sum_address_p): Also check for TFmode for E500
31489 (rs6000_legitimize_address): Also handle TFmode for E500 double.
31490 (rs6000_legitimize_reload_address): Also handle TFmode for E500
31492 (rs6000_legitimate_address): Also check for TFmode for E500
31494 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
31495 (spe_build_register_parallel): Handle TFmode and TCmode.
31496 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
31498 (function_arg): Handle TFmode and TCmode for E500 double.
31499 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
31501 (print_operand): Handle TFmode and TImode for %y.
31502 (rs6000_generate_compare): Handle TFmode comparisons for E500
31504 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
31505 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
31506 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
31507 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
31508 TFmode for E500 double.
31509 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
31510 (floatsidf2): Enable for E500 double.
31511 (movtf_softfloat): Use rs6000_nonimmediate_operand.
31512 (extenddftf2): Change to extenddftf2_fprs.
31513 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
31514 depending on TARGET_E500_DOUBLE.
31515 (extendsftf2): Enable for E500 double.
31516 (trunctfdf2): Enable for E500 double.
31517 (trunctfsf2): Change to trunctfsf2_fprs.
31518 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
31519 depending on TARGET_E500_DOUBLE.
31520 (floatsitf2): Enable for E500 double.
31521 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
31522 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
31523 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
31524 (negtf2): Change to negtf2_internal.
31525 (negtf2): New expander.
31526 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
31527 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
31528 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
31529 (movdi_internal32): Use rs6000_nonimmediate_operand.
31530 (unnamed splitter): Likewise.
31531 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
31532 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
31533 (SPE64TF, DITI): New mode macros.
31534 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
31537 (frob_<mode>_di_2): New.
31538 (frob_tf_di_8_2): New.
31539 (frob_di_df): Change to frob_di_<mode>; allow more modes.
31541 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
31543 (frob_ti_<mode>_8_2): New.
31544 (frob_ti_tf_2): New.
31545 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
31546 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
31548 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
31549 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
31550 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
31551 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
31552 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
31553 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
31556 2007-01-23 Ian Lance Taylor <iant@google.com>
31558 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
31560 (OBJS-archive): Reformat, alphabetize.
31561 (OBJS): Change out_object_file to OBJS-md.
31563 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
31565 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
31566 JUMP_P and CALL_P predicates where applicable.
31567 * config/i386/i386.c: Ditto.
31568 * config/i386/i386.md: Ditto.
31569 * config/i386/mmx.md: Ditto.
31570 * config/i386/predicates.md: Ditto.
31572 2007-01-22 Andreas Schwab <schwab@suse.de>
31574 * config/m68k/m68k.h: Fix comment.
31576 2007-01-22 Jan Hubicka <jh@suse.cz>
31578 * passes.c (init_optimization_passes): Do not rerun
31579 pass_early_warn_uninitialized.
31581 2007-01-22 Richard Guenther <rguenther@suse.de>
31583 PR tree-optimization/30038
31584 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
31586 (execute_cse_sincos_1): Likewise.
31587 (execute_cse_sincos): Likewise.
31588 (gate_cse_sincos): Likewise.
31589 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
31590 the cexpi() canonicalization of sincos().
31591 * tree-pass.h (pass_cse_sincos): Declare.
31592 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
31594 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
31596 PR rtl-optimization/29329
31597 * combine.c (replaced_rhs_insn): Rename to i2mod.
31598 (replaced_rhs_value): Rename to i2mod_new_rhs.
31599 (i2mod_old_rhs): New global variable.
31600 (combine_instructions): Adjust for above change. Save a copy of
31601 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
31602 note are substituted in the second instruction.
31603 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
31604 ditch the note if it pertains to the second eliminated register
31605 and this register is mentioned in i2mod_old_rhs.
31608 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
31610 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
31611 the insn to which the note was originally attached.
31613 2007-01-21 Jan Hubicka <jh@suse.cz>
31615 * ipa-inline.c (inlining_mode): Comment, move up.
31616 (cgraph_decide_inlining_incrementally): Do not perform inlining
31617 itself; fix handling of flattening of self recursive functions.
31618 (cgraph_find_cycles): Remove.
31619 (cgraph_flatten_node): Remove.
31620 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
31621 (try_inline): New function.
31622 (cgraph_early_inlining): Update call of
31623 cgraph_decide_inlining_incrementally. Apply inlining here.
31624 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
31626 2007-01-21 Dirk Mueller <dmueller@suse.de>
31629 * tree-vrp.c (check_array_bounds): do not warn
31630 about ADDR_EXPR's of ARRAY_REF's which are immediately
31631 used in binary expressions.
31633 2007-01-21 Ira Rosen <irar@il.ibm.com>
31635 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
31636 read_write_dep and macros for its access.
31637 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
31638 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
31639 argument, call vect_check_interleaving for every independent pair of
31640 data-refs. Mark loads that access the same memory location as a store
31642 (vect_check_dependences): Remove.
31643 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
31644 call, fix the call to vect_analyze_data_ref_dependence.
31645 (vect_analyze_data_ref_access): For statements that access the same
31646 data-ref, check that they are not stores; for loads, check that there
31647 is no store that access the same location.
31649 2007-01-20 Roger Sayle <roger@eyesopen.com>
31650 Joseph Myers <joseph@codesourcery.com>
31652 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
31653 (-fdump-rtl-stack): Likewise.
31654 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
31655 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
31656 (-mpt-fixed): Use @minus{} for minus sign.
31657 (Using Precompiled Headers): Fix under/overfull hbox.
31659 2007-01-20 Jan Hubicka <jh@suse.cz>
31661 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
31662 place within annotation.
31664 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31666 * pa.c (output_move_double): Change array size of xoperands to 4.
31668 2007-01-20 Jan Hubicka <jh@suse.cz>
31670 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
31673 2007-01-19 Ian Lance Taylor <iant@google.com>
31675 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
31676 constant to unsigned HOST_WIDE_INT before negating.
31678 2007-01-19 Ian Lance Taylor <iant@google.com>
31680 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
31682 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
31683 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
31684 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
31685 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
31686 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
31687 (realloc_vdef, realloc_vuse): Change second parameter to
31689 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
31690 fields to unsigned.
31691 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
31692 unsigned. Change x and lim locals to unsigned.
31693 (realloc_vdef, realloc_vuse): Change num_elem parameter to
31695 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
31696 (copy_virtual_operands): Change i and n locals to unsigned.
31698 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31700 PR middle-end/29335
31701 * builtins.c (fold_builtin_1): Handle builtin fdim.
31703 2007-01-20 Jan Hubicka <jh@suse.cz>
31705 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
31706 * tree-ssa-structalias.c (compute_points_to_sets): Do call
31707 init_alias_heapvars.
31708 (init_alias_heapvars): Initialize only when not already initialized.
31709 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
31711 2007-01-19 Roger Sayle <roger@eyesopen.com>
31713 * common.opt (fsigned-zeros): New command line option.
31714 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
31715 of flag_unsafe_math_optimizations.
31716 * opts.c (set_fast_math_flags): The -ffast-math command line option
31717 implies -fno-signed-zeros.
31718 (fast_math_flags_set_p): Likewise.
31720 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
31721 the documentation of -ffast-math appropriately. Wrap long lines.
31723 2007-01-19 Steve Ellcey <sje@cup.hp.com>
31725 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
31726 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
31728 2007-01-19 Tomas Bily <tbily@suse.cz>
31730 * cgraphunit.c (cgraph_finalize_function): Updating of pid
31732 (tree_init_ic_make_global_vars): New function
31733 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
31734 (tree_gen_ic_profiler): New function
31735 (tree_gen_ic_func_profiler): New function
31736 (tree_profiling): Added calling of tree_gen_ic_func_profiler
31737 (tree_profile_hooks): Added hook for indirec/virtual calls
31738 * value-prof.c (tree_find_values_to_profile): New case for
31740 (tree_values_to_profile): Call for determining indirect/virtual
31742 (tree_indirect_call_to_profile): New function
31743 (tree_ic_transform): New function
31744 (tree_ic): New function
31745 (find_func_by_pid): New function
31746 (init_pid_map): New function
31747 (tree_value_profile_transformations): Added check for
31748 indirect/virtual call transformation
31749 * value-prof.h (enum hist_type): New counter type for
31750 indirect/virtual calls
31751 (profile_hooks): Added new hook for profiling indirect/virtual
31753 * profile.c (instrument_values): New case for indirect/virtual
31755 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
31756 (GCOV_COUNTER_V_INDIR): New counter type
31757 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
31758 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
31760 * cgraph.c: Definition of cgraph_max_pid
31761 (cgraph_create_node): Default init of pid attribute
31762 * cgraph.h: Declaration of cgraph_max_pid
31763 (struct cgraph_node): Added pid attribute
31764 * libgcov.c (__gcov_indirect_call_profiler): New function
31765 (__gcov_one_value_profiler_body): New function
31766 (__gcov_one_value_profiler): Body was moved to
31767 __gcov_one_value_profiler_body and calls it
31769 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
31771 * doc/gty.texi (Options): Document the mark_hook option to GTY.
31772 * gengtype.c (write_types_data, write_func_for_structure,
31773 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
31774 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
31775 (walk_type, write_func_for_structure): Generate the mark_hook if
31778 2007-01-19 Jan Hubicka <jh@suse.cz>
31780 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
31781 'early' argument take inlining mode argument specifying whether to
31782 inline for size/speeed or all functions; add support for flattening;
31784 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
31786 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31789 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
31790 the name of the declared identifier.
31792 2007-01-19 Dirk Mueller <dmueller@suse.de>
31794 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
31795 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
31796 duplicate evaluation.
31798 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
31800 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
31801 Macroize expander using X87MODEF12 mode macro. Extend operand 1
31802 to XFMode, use acosxf2 and truncate result to requested mode.
31803 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
31804 (asin<mode>2): Similarly, with asin expanders.
31805 (*fscalexf4_i387): Rename from *fscalexf4.
31806 (expNcorexf3): New expander.
31807 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
31808 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
31809 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
31810 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
31811 patterns for SSE math.
31812 (exp10<mode>2): Similarly, with exp10 expanders.
31813 (exp2<mode>2): Similarly, with exp2 expanders.
31814 (expm1<mode>2): Similarly, with expm1 expanders.
31815 (ldexp<mode>3): Similarly, with ldexp expanders.
31816 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
31817 Use gen_truncxf<mode>2_i387_noop to truncate result.
31819 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31821 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
31822 for ColdFire targets.
31824 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
31825 Richard Sandiford <richard@codesourcery.com>
31827 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
31828 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
31829 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
31830 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
31831 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31832 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31834 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31836 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
31837 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
31838 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
31839 (*adddi_dilshr32_cf): New pattern.
31840 (adddi3, subdi3): Remove first alternatives.
31842 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31844 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
31845 implemented using move.l, do not use its cc result for floating-point
31848 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31850 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
31851 from accepting 's' constraints if flag_pic.
31853 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31855 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
31856 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
31857 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
31858 condition from TARGET_68881 to TARGET_HARD_FLOAT.
31860 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
31862 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
31863 ColdFire alternatives.
31864 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
31865 * config/m68k/m68k.md (clzsi2): Define for ColdFire
31866 architectures that support ff1 instruction.
31868 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31869 Julian Brown <julian@codesourcery.com>
31871 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
31872 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
31873 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
31876 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31878 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
31880 (output_move_const_into_data_reg, output_move_simode_const): Delete.
31881 * config/m68k/m68k.c (const_method, const_int_cost): Take a
31882 HOST_WIDE_INT instead of an rtx.
31883 (m68k_rtx_costs): Update call accordingly.
31884 (output_move_const_into_data_reg): Likewise. Fix formatting.
31885 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
31887 (output_move_simode_const): Update calls after above changes.
31888 Rework to use automatic variables and predicates like MEM_P.
31889 * config/m68k/m68k.md (pushexthisi_const): Update call to
31892 2007-01-19 Dirk Mueller <dmueller@suse.de>
31894 * tree-ssa-alias.c (perform_var_substitution): Fix typo
31895 in dump_flags test.
31897 2007-01-19 Richard Guenther <rguenther@suse.de>
31899 * builtins.c (expand_builtin_cexpi): Fall back to expanding
31900 via cexp in case sincos is not available.
31902 2007-01-19 Richard Guenther <rguenther@suse.de>
31904 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
31905 * defaults.h (TARGET_HAS_SINCOS): Default to off.
31906 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
31907 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
31908 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
31909 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
31910 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
31911 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
31913 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
31915 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
31917 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
31918 (atan2xf3): Directly generate RTL pattern.
31919 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
31920 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
31921 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31922 disable patterns for SSE math.
31923 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
31924 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
31925 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31926 disable patterns for SSE math.
31928 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
31930 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
31932 2007-01-18 Roger Sayle <roger@eyesopen.com>
31934 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
31935 VIEW_CONVERT_EXPR to the same type as it's operand.
31937 2007-01-18 David Edelsohn <edelsohn@gnu.org>
31939 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
31940 configured for long double 128.
31942 2007-01-18 Mike Stump <mrs@apple.com>
31944 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
31947 2007-01-18 Michael Meissner <michael.meissner@amd.com>
31949 * config/i386/i386.c (ix86_compute_frame_layout): Make fprintf's
31950 in #if 0 code type correct.
31952 2007-01-18 Jan Hubicka <jh@suse.cz>
31954 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
31955 greater than NUM_VOP_FREE_BUCKETS.
31957 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
31959 * tree-ssa-structalias.c: Update comments.
31960 (ptabitmap_obstack): Removed.
31961 (pta_obstack): New.
31962 (oldpta_obstack): Ditto.
31963 (stats): Add a few members.
31964 (struct variable_info): Remove node, complex, address_taken, and
31965 indirect_target members. Add oldsolution member.
31966 (new_var_info): Do not initialize removed members.
31967 (constraint_expr_type): Remove INCLUDES.
31968 (constraint_graph): Add size, implicit_preds, rep,
31969 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
31970 (FIRST_REF_NODE): New macro.
31971 (LAST_REF_NODE): Ditto.
31972 (FIRST_ADDR_NODE): Ditto.
31973 (find): New function.
31975 (dump_constraint): Do not handle INCLUDES.
31976 (insert_into_complex): Do not insert duplicate constraints.
31977 (condense_varmap_nodes): Renamed and rewritten into ...
31978 (merge_node_constraints): This. Also fix bug in handling of
31979 offseted copy constraints.
31980 (clear_edges_for_node): No longer need to deal with preds at all,
31981 or removing associated preds/succs.
31982 (merge_graph_nodes): Deal with indirect_cycles.
31983 Don't deal with predecessors.
31984 (add_implicit_graph_edge): New function.
31985 (add_pred_graph_edge): Ditto.
31986 (add_graph_edge): Don't deal with predecessors.
31987 (build_constraint_graph): Removed.
31988 (build_pred_graph): New function.
31989 (build_succ_graph): Ditto.
31990 (struct scc_info): Removed in_component. Added roots, dfs, and
31991 node_mapping. Remove visited_index, unification_queue.
31992 (scc_visit): Deal with union-find we do now.
31993 Deal with cycles with REF nodes.
31994 (collapse_nodes): Renamed and rewritten to ...
31995 (unify_nodes): This.
31996 (process_unification_queue): Removed.
31997 (topo_visit): Cleanup
31998 (do_da_constraint): Use find.
31999 (do_sd_constraint): Ditto.
32000 (do_ds_constraint): Ditto.
32001 (do_complex_constraint): Ditto.
32002 (init_scc_info): Update for removed and added members.
32003 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
32004 (find_indirect_cycles): This.
32005 (equivalence_class): New variable.
32006 (label_visit): New function.
32007 (perform_variable_substitution): Rewritten.
32008 (free_var_substitution_info): New function.
32009 (find_equivalent_node): Ditto.
32010 (move_complex_constraints): Ditto.
32011 (eliminate_indirect_cycles): Ditto.
32012 (solve_graph): Only propagate changed bits.
32013 Use indirect cycle elimination.
32015 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
32016 (tree_id_eq): Renamed to ...
32017 (tree_vi_eq): This. Update for member change
32018 (insert_id_for_tree): Renamed and rewritten to ...
32019 (insert_vi_for_tree): This.
32020 (lookup_id_for_tree): Renamed and rewritten to ...
32021 (lookup_vi_for_tree): This.
32022 (get_id_for_tree): Renamed and rewritten to ...
32023 (get_vi_for_tree): Ditto.
32024 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
32025 (process_constraint): Don't handle INCLUDES.
32026 Remove special ADDRESSOF case.
32027 (find_func_aliases): Rewrite to use vi functions instead of id
32029 (create_function_info_for): Ditto.
32030 (create_variable_info_for): Ditto.
32031 (intra_create_variable_infos): Ditto.
32032 (merge_smts_into): Ditto.
32033 (find_what_p_points_to): Ditto.
32034 (init_base_vars): Ditto.
32035 (init_alias_vars): Ditto.
32036 (remove_preds_and_fake_succs): New function.
32037 (dump_sa_points_to_info): Dump new stats.
32038 (dump_solution_for_var): Use find.
32039 (set_used_smts): Fix formatting.
32040 (compute_points_to_sets): Updated for new functions.
32041 (ipa_pta_execute): Ditto.
32043 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
32044 Richard Sandiford <richard@codesourcery.com>
32046 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
32048 * calls.c (expand_call): If the return value is a PARALLEL,
32049 extract its first member.
32050 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
32051 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
32052 use FUNCTION_EXTRA_EPILOGUE.
32053 (m68k_function_value): Return a PARALLEL if the return value
32054 is of a pointer type.
32055 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
32056 (FUNCTION_EXTRA_EPILOGUE): Remove.
32057 * config/m68k/m68k.md (D0_REG): New constant.
32059 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
32061 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
32062 output a NOP for empty epilogues.
32064 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32066 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
32067 before function. Extend register save check to include all
32068 registers, not just integer ones.
32070 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
32072 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
32073 (m68k_use_return_insn): ...this.
32074 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
32075 * config/m68k/m68k.c (use_return_insn): Rename to...
32076 (m68k_use_return_insn): ...this.
32077 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
32078 of USE_RETURN_INSN.
32080 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
32082 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
32083 nearest even, fix denormal rounding overflow.
32085 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32087 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
32088 f%$smove and f%$move.
32089 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
32090 (extendsfdf2_cf): Use fdmove instead of f%&move.
32091 (truncdfsf2_cf): Use fsmove instead of f%$smove.
32092 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
32094 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32096 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
32099 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32101 * real.h (real_format): Add a canonical_nan_lsbs_set field.
32102 (coldfire_single_format): Declare.
32103 (coldfire_double_format): Likewise.
32104 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
32105 of qnan_msb_set to determine the lower bits of a canonical
32107 (encode_ieee_double): Likewise.
32108 (encode_ieee_quad): Likewise.
32109 (ieee_single_format): Initialize canonical_nan_lsbs_set.
32110 (mips_single_format): Likewise.
32111 (ieee_double_format): Likewise.
32112 (mips_double_format): Likewise.
32113 (ieee_extended_motorola_format): Likewise.
32114 (ieee_extended_intel_96_format): Likewise.
32115 (ieee_extended_intel_128_format): Likewise.
32116 (ieee_extended_intel_96_round_53_format): Likewise.
32117 (ibm_extended_format): Likewise.
32118 (mips_extended_format): Likewise.
32119 (ieee_quad_format): Likewise.
32120 (mips_quad_format): Likewise.
32121 (vax_f_format): Likewise.
32122 (vax_d_format): Likewise.
32123 (vax_g_format): Likewise.
32124 (i370_single_format): Likewise.
32125 (i370_double_format): Likewise.
32126 (decimal_single_format): Likewise.
32127 (decimal_double_format): Likewise.
32128 (decimal_quad_format): Likewise.
32129 (c4x_single_format): Likewise.
32130 (c4x_extended_format): Likewise.
32131 (real_internal_format): Likewise.
32132 (coldfire_single_format): New real_format.
32133 (coldfire_double_format): Likewise.
32134 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
32135 canonical_nan_lsbs_set.
32136 (pdp11_d_format): Likewise.
32137 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
32138 if TARGET_COLDFIRE_CPU.
32140 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32142 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
32143 (output_call, m68k_legitimize_call_address): Declare.
32144 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
32145 parenthesees. Add support for a 'W' constraint.
32146 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
32147 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
32148 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
32149 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
32151 (override_options): Initialize them. Do not set flag_no_function_cse
32152 for TARGET_ID_SHARED_LIBRARY.
32153 (m68k_output_pic_call): Delete.
32154 (m68k_legitimize_call_address): New function.
32155 (print_operand): Remove the %o prefix. Handle the %p prefix.
32156 (output_call): New function.
32157 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
32158 target address from the GOT if symbolic jumps are not allowed.
32159 * config/m68k/m68k.md (call, general_operand): Do not set
32160 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
32161 Merge separate flag_pic and !flag_pic define_insns into...
32162 (*call, *call_value): ...these new patterns. Match the address
32163 rather than the containing MEM and require it to be a call_operand.
32164 Use output_call to generate the asm template.
32165 * config/m68k/predicates.md (const_call_operand): New predicate.
32166 (call_operand): Likewise.
32168 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
32170 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
32171 (STACK_GROWS_DOWNWARD): Define to 1.
32172 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
32173 comments, emphasizing that these values are only defaults.
32174 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
32175 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
32177 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32179 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
32181 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
32182 Richard Sandiford <richard@codesourcery.com>
32184 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
32185 (FP_REGNO_P): New macros.
32186 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
32187 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
32188 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
32189 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
32191 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
32193 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
32194 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
32196 * config/m68k/t-floatlib: New file, extracting common code from...
32197 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
32198 * config/m68k/t-uclinux: Here.
32199 * config/m68k/fpgnulib.c: Do not compile extendeed precision
32200 routines on ColdFire targets.
32202 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
32204 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
32205 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
32206 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
32207 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
32208 explicitly set MOTOROLA to 1.
32209 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
32211 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32212 Nathan Sidwell <nathan@codesourcery.com>
32214 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
32215 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
32216 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
32217 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
32218 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
32219 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
32220 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
32221 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
32222 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
32223 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
32224 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
32225 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
32226 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
32227 (DBX_REGISTER_NUMBER): Delete.
32228 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
32229 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
32230 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
32232 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32234 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
32235 * config/flat.h: New file.
32236 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
32237 OBJECT_FORMAT_FLAT.
32238 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
32239 indirect references for -msep-data or -mid-shared-library.
32240 Do not use PC-relative code addresses either.
32241 * config/m68k/m68k.c (override_options): Restrict -fPIC error
32243 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
32244 for shared libraries and crt1.o for executables. Use crti.o and
32246 (ENDFILE_SPEC): Use crtend.o and crtn.o.
32247 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
32248 Do not add -elf2flt or -shared-lib-id options here.
32249 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
32250 Pass -shared-lib-id if -mid-shared-library, taking the library
32251 identifier from -mshared-library-id if given, otherwise
32253 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
32254 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
32255 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
32256 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
32257 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
32258 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
32260 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
32261 jump sequence for ISA A and ISA A+.
32262 (PICJUMP): Likewise.
32264 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32266 * config.gcc (m68k-*-uclinux*): Base the port on the common
32267 and m68k GNU/Linux files rather than on the generic ELF ones.
32268 * config/m68k/uclinux.h (TARGET_VERSION): Override.
32269 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
32271 2007-01-18 Julian Brown <julian@codesourcery.com>
32272 Richard Sandiford <richard@codesourcery.com>
32274 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
32275 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
32276 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
32278 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
32279 80 unconditionally.
32280 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
32282 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32284 * doc/install.texi: Document m68k-uclinuxoldabi.
32285 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
32286 * config/m68k/uclinux-oldabi.h: New file, copied from
32287 config/m68k/uclinux.h.
32289 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
32291 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
32292 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
32293 (m32r_compute_frame_size): Use unsigned for regno.
32294 (m32r_reload_lr): Use gen_frame_mem.
32296 (m32r_output_function_epilogue): Don't output the function epilogue
32298 (m32r_expand_epilogue): New.
32299 (direct_return): Return false if the function has the interrupt
32301 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
32302 * config/m32r/m32r.md (epilogue): New expander.
32303 (return_lr, return_rte): New insns.
32304 (return): Make it expander.
32305 (return_normal): New expander.
32307 2007-01-18 Josh Conner <jconner@apple.com>
32310 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
32311 support for UNLE, UNLT, UNGE, and UNGT.
32313 2007-01-18 Jan Hubicka <jh@suse.cz>
32315 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
32316 * tree-tailcall (add_virtual_phis): Likewise.
32317 (optimize_tail_call): Return TODOs.
32318 (execute_tail_calls): Return TODOs.
32319 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
32320 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
32322 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
32323 Cleanup cfg using TODO.
32324 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
32325 * passes.c (execute_function_todo): When cleanup did something, remove
32327 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
32328 (make_edges): Don't cleanup_cfg.
32330 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
32332 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
32333 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
32334 operate on the top of stack.
32335 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
32336 register handling of instructions that output to the second
32338 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
32339 (move_for_stack_reg): Special-case check for dead destination
32340 stack slot for constant load of 1.0 inside UNSPEC_TAN.
32342 * config/i386/i386.md (UNSPEC_TAN): New constant.
32343 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
32344 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
32345 to correctly model move of constant 1.0 to top stack slot.
32346 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
32347 (unnamed peephole2 pattern): Remove corresponding peephole2
32348 pattern that optimizes tan insn and loading of constant 1.0.
32349 (tanxf2): Use fptanxf4_i387.
32350 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
32351 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
32352 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
32353 disable patterns for SSE math.
32354 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
32355 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
32357 2007-01-18 Dirk Mueller <dmueller@suse.de>
32358 Richard Guenther <rguenther@suse.de>
32361 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
32362 * common.opt (Warray-bounds): Add new warning option.
32363 * c-opts.c (c_common_handle_option): Define -Warray-bounds
32365 * Makefile.in: make tree-vrp.o depend on toplev.h
32366 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
32368 (check_array_refs, check_array_bounds, check_array_ref): New.
32370 2007-01-18 Jan Hubicka <jh@suse.cz>
32372 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
32373 (execute_ssa_ccp): Return flags conditionally.
32374 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
32376 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
32378 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
32380 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
32381 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
32383 * Makefile.c (GTFILES): Add cfglayout.h.
32384 * gengtype.c (open_base_files): Likewise.
32385 * cfglayout.c (cfg_layout_function_footer,
32386 cfg_layout_function_header) Reindent to make gengtype happy.
32387 * cfglayout.h (cfg_layout_function_footer,
32388 cfg_layout_function_header): Add GTY(()) marker.
32390 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
32392 2007-01-18 Ben Elliston <bje@au.ibm.com>
32394 * genautomata.c (write_automata): Include xstrerror output in the
32395 error message if writing the DFA description file fails.
32397 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
32399 * config/mips/mips-protos.h (mips_output_external): Make it
32401 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
32402 * config/mips/mips.c (irix_output_external_libcall): Likewise.
32403 (extern_list): Likewise.
32404 (extern_head): Likewise.
32405 (TARGET_ASM_FILE_END): Likewise.
32406 (mips_file_end): Likewise.
32407 (mips_output_external): Rewritten.
32409 2007-01-18 Ben Elliston <bje@au.ibm.com>
32411 * genpreds.c (write_insn_preds_c): Only write out the function
32412 body for regclass_for_constraint if we have register constraints.
32414 2007-01-17 Tom Tromey <tromey@redhat.com>
32416 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
32417 * doc/install.texi (Testing): Use sourceware.org.
32418 (Binaries): Likewise.
32419 (Specific): Likewise.
32420 * doc/contrib.texi (Contributors): Use sourceware.org.
32422 2007-01-17 Anatoly Sokolov <aesok@post.ru>
32424 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
32425 (AVR_ENHANCED): Rename to ...
32426 (AVR_HAVE_MUL): ... new.
32427 (avr_enhanced_p): Rename to ...
32428 (avr_have_mul_p): ... new.
32429 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
32430 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
32431 * config/avr/avr.c (avr_enhanced_p): Rename to ...
32432 (avr_have_mul_p): ... new.
32433 (base_arch_s): Rename 'enhanced' to 'have_mul'.
32434 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
32435 'avr_enhanced_p' and 'enhanced'.
32436 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
32437 AVR_HAVE_MUL instead of AVR_ENHANCED.
32438 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
32439 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
32440 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
32441 instead of AVR_ENHANCED.
32442 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
32443 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
32444 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
32446 2007-01-17 Ian Lance Taylor <iant@google.com>
32448 * vec.h (VEC_reserve_exact): Define.
32449 (vec_gc_p_reserve_exact): Declare.
32450 (vec_gc_o_reserve_exact): Declare.
32451 (vec_heap_p_reserve_exact): Declare.
32452 (vec_heap_o_reserve_exact): Declare.
32453 (VEC_OP (T,A,reserve_exact)): New static inline function, three
32455 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
32456 negative parameter.
32457 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
32458 (VEC_OP (T,A,copy)) [all versions]: Likewise.
32459 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
32460 * vec.c (calculate_allocation): Add exact parameter. Change all
32462 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
32463 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
32464 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
32465 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
32466 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
32467 (vec_heap_p_reserve_exact): New function.
32468 (vec_heap_o_reserve_exact): New function.
32470 2007-01-17 Jan Hubicka <jh@suse.cz>
32472 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
32474 2007-01-17 Eric Christopher <echristo@apple.com>
32476 * config.gcc: Support core2 processor.
32478 2007-01-16 Jan Hubicka <jh@suse.cz>
32480 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
32481 the names, just unlink the chain so we don't crash on dangling
32485 2007-01-16 Jan Hubicka <jh@suse.cz>
32487 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
32488 * tree-pass.h: Reorder to make IPA passes appear toegher.
32489 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
32491 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
32492 parameters, do not call early inliner.
32493 * ipa-inline.c: Update comments. Include tree-flow.h
32494 (cgraph_decide_inlining): Do not compute inlining parameters.
32495 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
32496 be called with function context set up.
32497 (pass_ipa_inline): Remove unreachable functions before pass.
32498 (cgraph_early_inlining): Simplify assuming to be called from the
32500 (pass_early_inline): New pass.
32501 (cgraph_gate_ipa_early_inlining): New gate.
32502 (pass_ipa_early_inline): Turn into simple wrapper.
32503 (compute_inline_parameters): New function.
32504 (gate_inline_passes): New gate.
32505 (pass_inline_parameters): New pass.
32506 (apply_inline): Move here from tree-optimize.c
32507 (pass_apply_inline): New pass.
32508 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
32510 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
32511 doing them by hand.
32512 (tree_function_versioning): Do not allocate dummy struct function.
32513 * tree-inline.h (optimize_inline_calls): Update prototype.
32514 * tree-optimize.c (execute_fixup_cfg): Export.
32515 (pass_fixup_cfg): Remove
32516 (tree_rest_of_compilation): Do not apply inlines.
32517 * tree-flow.h (execute_fixup_cfg): Declare.
32518 * Makefile.in (gt-passes.c): New.
32519 * passes.c: Include gt-passes.h
32520 (init_optimization_passes): New passes.
32521 (nnodes, order): New static vars.
32522 (do_per_function_toporder): New function.
32523 (execute_one_pass): Dump current pass here.
32524 (execute_ipa_pass_list): Don't dump current pass here.
32526 2007-01-16 Janis Johnson <janis187@us.ibm.com>
32528 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
32529 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
32531 2007-01-16 David Edelsohn <edelsohn@gnu.org>
32533 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
32534 (strong_alias): Define.
32535 (__gcc_qmul): Provide non-FMA for soft-float.
32536 (__gcc_qdiv): Same.
32541 (__gcc_qunord): New.
32551 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
32552 soft-float functions.
32553 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
32554 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
32555 about long double soft float.
32557 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
32558 Tehila Meyzels <tehila@il.ibm.com>
32560 * tree-vectorizer.h (is_pattern_stmt_p): New.
32561 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
32562 formatting (tabs instead of spaces). Cleanup and clarify setting
32563 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
32564 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
32565 (vectorizable_type_demotion): Check that types are integral.
32566 (vectorizable_type_promotion): Likewise.
32567 (vectorizable_store): Fix typo. Eliminate new-line at end of
32570 2007-01-16 Jan Hubicka <jh@suse.cz>
32572 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
32575 2007-01-15 Eric Christopher <echristo@apple.com>
32577 * ifcvt.c: Include vec.h, vecprim.h.
32578 (check_cond_move_block): New argument regs.
32579 Reorganize. Add registers used to regs.
32580 (cond_move_process_if_block): Use regs set above as
32583 2007-01-15 Eric Christopher <echristo@apple.com>
32585 * config/darwin.h: Update copyright.
32586 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
32587 (LINK_COMMAND_SPEC): Add -u.
32588 (LINK_SPEC): Fix umbrella for above.
32590 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
32592 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
32595 2007-01-15 Tom Tromey <tromey@redhat.com>
32597 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
32598 * doc/install.texi (Testing): Don't mention jacks.
32599 (Configuration): Document --enable-java-maintainer-mode. Move
32600 --with-java-home to libgcj-specific section. Document
32602 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
32604 2007-01-15 Jan Hubicka <jh@suse.cz>
32606 * tree-ssa-dce.c (DCE_TODOs): New.
32607 (propagate_necessity): Return if something changed.
32608 (eliminate_unnecessary_stmts): Likewise.
32609 (perform_tree_ssa_dce): Return TODO flags when needed.
32610 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
32612 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
32614 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
32615 (fyl2x_extend<mode>xf3_i387): New insn pattern.
32616 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
32617 patterns using X87MODEF12 mode macro. Extend operand 1
32618 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
32619 (log10<mode>2): Ditto.
32620 (log2<mode>2): Ditto.
32621 (log1p<mode>2): Ditto.
32622 (logb<mode>2): Ditto.
32623 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
32624 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
32625 (*fxtractxf3_i387): Rename from *fxtractxf3.
32626 (fxtract_extend<mode>xf3_i387): New insn pattern.
32627 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
32628 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
32629 and gen_fyl2xxf3_i387().
32631 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
32633 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
32634 * cfgloopmanip.c (fix_loop_placement): Made static. Use
32635 get_loop_exit_edges. Changed return type to bool.
32636 * cfgloop.h (fix_loop_placement): Declaration removed.
32638 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
32640 * param.h (MIN_VECT_LOOP_BOUND): New.
32641 * params.def (MIN_VECT_LOOP_BOUND): New.
32642 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
32643 argument - minimum threshold for number of iterations.
32644 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
32645 argument to declaration.
32646 * tree-vect-analyze.c (vect_analyze_operations): Check value of
32647 MIN_VECT_LOOP_BOUND.
32648 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
32649 slpeel_tree_peel_loop_to_edge with additional argument.
32650 (vect_do_peeling_for_alignment): Likewise.
32651 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
32653 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
32656 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
32657 operands of size 1.
32659 2007-01-14 Jan Hubicka <jh@suse.cz>
32661 * tree-dfa.c (remove_referenced_var): New function.
32662 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
32663 prune referenced vars list too.
32664 * tree-flow.h (remove_referenced_var): Declare.
32666 2007-01-14 Jan Hubicka <jh@suse.cz>
32668 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
32670 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
32671 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
32672 * except.h (verify_eh_throw_table_statements): Kill prototype.
32673 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
32674 into call exrepssions.
32675 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
32677 * tree-cfg.c: Include pointer-set.h.
32678 (verify_node_sharing): Work on pointer set.
32679 (verify_eh_throw_stmt_node): New.
32680 (verify_stmts): Use pointers sets, verify throw_stmt.
32682 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
32684 * ipa-reference.c (analyze_function): Consider also addresses taken
32687 2007-01-12 Roger Sayle <roger@eyesopen.com>
32689 * c-typeck.c (null_pointer_constant_p): Replace use of
32690 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32691 (build_c_cast): Likewise.
32693 2007-01-12 Roger Sayle <roger@eyesopen.com>
32695 * tree.h (force_fit_type_double): Remove unused final argument.
32696 * c-common.c (constant_expression_warning): Replace use of
32697 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32698 (convert_and_check): Likewise.
32699 (shorten_compare): Update call to force_fit_type_double.
32700 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
32701 * convert.c (convert_to_pointer): Update call to
32702 force_fit_type_double.
32703 * fold-const.c (force_fit_type_double): Remove overflowed_const
32705 (int_const_binop, fold_convert_const_int_from_int,
32706 fold_convert_const_int_from_real, fold_div_compare,
32707 fold_sign_changed_comparison, fold_unary, fold_negate_const,
32708 fold_abs_const, fold_not_const): Remove the final argument from
32709 calls to force_fit_type_double.
32711 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
32713 * configure.ac: Set insn to "nop" for spu-*-* also.
32714 * configure: Regenerate.
32716 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
32718 * builtins.def : Add BUILT_IN_FREE.
32720 2007-01-12 Jan Hubicka <jh@suse.cz>
32722 PR tree-optimization/30443
32723 * tree-inline.c (tree_function_versioning): Do not optimize when
32724 cloning for inlining.
32726 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
32728 * doc/loop.texi: Document recording of loop exits.
32729 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
32730 (update_single_exits_after_duplication,
32731 update_single_exit_for_duplicated_loop,
32732 update_single_exit_for_duplicated_loops): Removed.
32733 (duplicate_loop_to_header_edge): Do not call
32734 update_single_exits_after_duplication and
32735 update_single_exit_for_duplicated_loops.
32736 (loop_version): Do not update single_exit information.
32737 (fix_loop_structure): Use record_loop_exits instead of
32738 mark_single_exit_loops.
32739 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
32740 the lists of loop exits.
32741 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
32742 split_edge, merge_blocks): Update the lists of loop exits.
32743 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
32744 loop_optimizer_init.
32745 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
32746 of mark_single_exit_loops.
32747 (loop_optimizer_finalize): Call release_recorded_exits.
32748 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
32749 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
32750 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
32751 update single exit information.
32752 * lambda-code.c (perfect_nestify): Ditto.
32753 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
32754 (mark_single_exit_loops): Removed.
32755 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
32756 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
32757 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
32759 (get_loop_exit_edges, single_exit): Use recorded exit lists.
32760 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
32761 (verify_loop_structure): Verify consistency of the exit lists.
32762 (flow_loops_find): Use alloc_loop. Initialize exits hash.
32763 (set_single_exit): Removed.
32764 * cfgloop.h (struct loop_exit): New function.
32765 (struct loop): single_exit_ field replaced by exits field.
32766 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
32767 LOOPS_HAVE_RECORDED_EXITS.
32768 (struct loops): Added exits hash.
32769 (mark_single_exit_loops, set_single_exit): Declaration removed.
32770 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
32772 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32774 * doc/invoke.texi: Avoid use of @headitem.
32776 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32778 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
32780 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32782 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
32785 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32786 Richard Sandiford <richard@codesourcery.com>
32788 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
32789 * config/m68k/m68k.opt: Resort options.
32790 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
32792 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32793 Richard Sandiford <richard@codesourcery.com>
32795 * doc/invoke.texi: Document the macros that are defined by
32796 m68k's -mtune and -mhard-float options.
32797 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
32798 (m68k_cpp_cpu_family): Likewise.
32799 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
32800 of __ucfv*__ macros. Define __mcffpu__ if generating code for
32801 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
32802 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
32803 (m68k_cpp_cpu_family): Likewise.
32805 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32807 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
32808 macros besides mc68000 as tuning macros. Use a switch statement
32809 to set them and mcpu32.
32811 2007-01-12 Julian Brown <julian@codesourcery.com>
32813 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
32814 (TARGET_68040_ONLY): Rename to...
32815 (TARGET_68040): ...this.
32816 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
32817 * config/m68k/m68k.md: Likewise.
32819 2007-01-12 Julian Brown <julian@codesourcery.com>
32820 Nathan Sidwell <nathan@codesourcery.com>
32821 Richard Sandiford <richard@codesourcery.com>
32823 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
32824 the -mcpu= argument associated with the --with-cpu setting.
32825 Define M68K_DEFAULT_TUNE to the default -mtune= option,
32826 if different from the one implied by the -mcpu setting.
32827 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
32828 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
32829 * doc/invoke.texi: Mention ColdFire in the introduction to the
32830 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
32831 -mno-div and -mhard-float options. Make -m68881 a synonym for
32832 -mhard-float. Document the previously-undocumented -m5206e,
32833 -m528x, -m5307 and -m5407 options. Tweak the existing option
32834 documentation for consistency.
32835 * doc/install.texi: Mention new --with-cpu arguments.
32836 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
32837 default CPU if neither -mcpu nor -march are specified.
32838 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
32839 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
32840 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
32841 using m68k_tune to decide between families that implement the
32842 same ISA. Use m68k_tune to set __mcfv4e__.
32843 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
32844 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
32845 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
32846 (FL_ISA_C, FL_ISA_MMU): New macros.
32847 (MASK_COLDFIRE): Delete.
32848 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
32849 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
32850 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
32851 (TARGET_HARD_FLOAT): Do not define here.
32852 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
32853 (TUNE_68000): New macro.
32854 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
32855 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
32856 (TUNE_CFV2): Redefine in terms of m68k_tune.
32857 (uarch_type, target_device, fpu_type): New enums.
32858 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
32859 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
32860 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
32861 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
32862 (FL_FOR_isa_c): New macros.
32863 (m68k_isa): New enum.
32864 (m68k_target_selection): New structure.
32865 (all_devices, all_isas, all_microarchs): New tables.
32866 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
32867 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
32868 (MASK_ALL_CPU_BITS): Delete.
32869 (m68k_find_selection): New function.
32870 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
32871 Map the legacy target options to a combination of the new ones.
32872 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
32873 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
32874 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
32876 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
32877 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
32879 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
32880 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
32881 * config/m68k/m68k-devices.def: New file.
32883 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32884 Nathan Sidwell <nathan@codesourcery.com>
32886 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
32887 (SUBTARGET_EXTRA_SPECS): New macros.
32888 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
32889 use %(asm_cpu_spec) instead.
32890 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
32891 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
32892 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
32893 (EXTRA_SPECS): Rename to...
32894 (SUBTARGET_EXTRA_SPECS): ...this.
32896 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32897 Richard Sandiford <richard@codesourcery.com>
32898 Julian Brown <julian@codesourcery.com>
32900 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
32901 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
32902 to the configuration's default CPU.
32903 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
32904 Remove default masks.
32905 (m680[012]0-*-*): Set the default with_cpu to the first part of
32907 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
32908 (m68k*-*-linux): Extend the --with-cpu handling to...
32909 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
32910 and m68010. Don't set target_cpu_default2.
32911 * doc/install.texi: Document --with-cpu for m68k.
32912 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
32913 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
32914 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
32915 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
32916 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
32917 (ASM_SPEC): Remove use of %(asm_cpu_default).
32918 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
32919 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
32920 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
32921 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
32922 __HAVE_FPU__ if TARGET_HARD_FLOAT.
32923 (TARGET_DEFAULT): Delete.
32924 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
32925 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
32926 (CPP_CPU_SPEC): Delete.
32927 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
32928 the appropriate string.
32929 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
32930 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
32931 (ASM_SPEC): Don't use %(asm_default_spec).
32932 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
32933 TARGET_DEFAULT and add MASK_68881.
32934 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
32936 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32938 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
32939 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
32940 MASK_68010 alongside MASK_68020.
32941 * doc/invoke.texi: Document -m68010.
32942 * config/m68k/m68k.opt (m68010): New.
32943 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
32945 (TUNE_68010): New macro.
32946 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
32947 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
32948 (M68K_CPU_m68332): Add MASK_68010.
32949 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
32950 fallback definition.
32951 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
32953 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
32954 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
32955 to all entries that use MASK_68020.
32956 (output_move_simode_const, output_move_himode, output_move_qimode)
32957 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
32958 instead of TARGET_68020 to select clr behavior. Remove comment
32959 about there being no TARGET_68010.
32960 * config/m68k/m68k.md: Likewise throughout.
32962 2007-01-12 Julian Brown <julian@codesourcery.com>
32964 * config/m68k/m68k.h (TARGET_ISAB): New macro.
32965 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
32966 * config/m68k/m68k.md: Likewise.
32968 2007-01-12 Julian Brown <julian@codesourcery.com>
32970 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
32971 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
32973 2007-01-12 Julian Brown <julian@codesourcery.com>
32975 * config/m68k/m68k.h (TUNE_68040_60): New macro.
32976 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
32977 * config/m68k/m68k.md: Likewise.
32979 2007-01-12 Julian Brown <julian@codesourcery.com>
32980 Richard Sandiford <richard@codesourcery.com>
32982 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
32983 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
32984 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
32986 (TARGET_CPU32): Rename to...
32987 (TUNE_CPU32): ...this.
32988 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
32989 (TUNE_CFV2): New macros.
32990 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
32991 remove conditions that are implied by TARGET_68020.
32992 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
32993 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
32994 (m68k_output_function_epilogue): Likewise.
32995 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
32996 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
32997 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
32998 non-68000 timings. Refactor multiplication and division costs.
32999 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
33000 TUNE_CPU32 instead of TARGET_CPU32.
33001 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
33002 and TUNE_68060 instead of TARGET_68060.
33003 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
33004 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
33006 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
33007 && !TARGET_COLDFIRE" to choose between moveq and clr.
33008 Likewise in the unnamed movsf pattern.
33009 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
33010 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
33013 2007-01-12 Richard Sandiford <richard@codesourcery.com>
33015 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
33016 of tabbing before backslashes.
33018 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33020 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
33021 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
33022 (ASM_OUTPUT_INTERNAL_LABEL): Define.
33024 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
33026 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
33027 find_interesting_uses_cond.
33028 (find_interesting_uses_cond): Use extract_cond_operands.
33029 (rewrite_use_compare): Use extract_cond_operands and
33030 force_gimple_operand_bsi. Do not call update_stmt.
33031 (determine_use_iv_cost_condition): Use extract_cond_operands.
33032 Return cheaper of using original bound and changing the exit bound.
33034 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
33036 PR tree-optimization/29516
33037 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
33038 most_expensive_mult_to_index, addr_to_parts,
33039 create_mem_ref, maybe_fold_tmr): Make the type of
33040 fields of TARGET_MEM_REF sizetype.
33041 (move_fixed_address_to_symbol, move_pointer_to_base):
33043 * tree.def (TARGET_MEM_REF): Add comment on types of
33046 2007-01-11 Joseph Myers <joseph@codesourcery.com>
33048 * c-common.c (vector_types_convertible_p): Treat opaque types as
33049 always convertible if they have the same size, but not otherwise.
33051 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
33053 * ifcvt.c (struct noce_if_info): Add comments to the fields.
33054 Remove the b_unconditional field.
33055 (noce_try_sign_mask): Do not look at b_unconditional.
33056 (noce_process_if_block): Do not use merge_if_blocks. Update
33057 the CFG here. Do not set b_unconditional.
33058 (cond_move_process_if_block): Likewise.
33059 (find_cond_trap): Likewise.
33060 (check_cond_move_block): Require simple jump insns at the end
33061 of the basic block.
33063 2007-01-11 Jan Hubicka <jh@suse.cz>
33065 PR tree-optimization/1046
33066 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
33067 when alias info is not ready.
33068 (pass_tail_recursion): Do not require aliasing.
33069 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
33070 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
33071 * tree-ssa-copy.c (pass_copy_prop): Likewise.
33072 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
33073 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
33074 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
33075 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
33077 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
33078 When aliasing is not build, mark statement as volatile.
33080 2007-01-11 Tom Tromey <tromey@redhat.com>
33082 PR preprocessor/15185, PR preprocessor/20989:
33083 * doc/cppopts.texi <-MT>: Update description of algorithm for
33084 computing default target.
33085 <-M, -MD>: Reword "basename" text.
33087 2007-01-11 Roger Sayle <roger@eyesopen.com>
33089 * builtins.c (expand_builtin_pow, expand_builtin_powi,
33090 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
33091 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
33092 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
33093 fold_builtin_bswap, real_constp, fold_builtin_pow,
33094 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
33095 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
33096 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
33097 * convert.c (convert_to_pointer): Likewise.
33098 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
33099 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
33100 const_binop, fold_convert_const_int_from_int,
33101 fold_convert_const_int_from_real,
33102 fold_convert_const_real_from_real, sign_bit_p,
33103 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
33104 fold_sign_changed_comparison, fold_unary, fold_comparison,
33105 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
33106 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
33107 * print-tree.c (print_node_brief, print_node): Likewise.
33108 * stor-layout.c (place_field, layout_type): Likewise.
33109 * tree-chrec.c (keep_cast): Likewise.
33110 * tree.c (build_vector, build_real, build_real_from_int_cst,
33111 build_complex): Likewise.
33113 2007-01-11 Roger Sayle <roger@eyesopen.com>
33115 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
33116 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
33118 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
33120 * configure.ac (strict1_warn): Rename to strict_warn.
33121 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
33122 cc_set_by_configure, quoted_cc_set_by_configure,
33123 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
33124 all_boot_languages, all_stagestuff): Remove.
33125 (target_list): Remove bootstrap targets.
33126 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
33127 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
33128 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
33129 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
33130 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
33131 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
33132 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
33133 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
33134 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
33135 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
33136 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
33137 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
33138 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
33139 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
33140 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
33141 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
33142 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
33143 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
33144 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
33145 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
33146 (mostlyclean): Adjust.
33147 (clean, distclean): Don't mention bootstrap stuff.
33148 * configure: Regenerate.
33149 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
33150 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
33151 treelang/config-lang.in (stagestuff): Remove.
33152 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
33153 stageprofile, stagefeedback, stagestuff): Remove mention.
33155 2007-01-11 Nick Clifton <nickc@redhat.com>
33157 * config/mcore/predicates.md (mcore_general_movesrc_operand):
33159 (mcore_general_movdst_operand): Do not accept CONST_INTs.
33160 (mcore_arith_K_S_operand): Run the test for the S constraint not
33161 the test for the M constraint.
33162 (mcore_addsub_operand): Do not accept integer values that are
33163 larger than 32 bits.
33164 * config/mcore/mcore.md: Remove unused constraints from split.
33165 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
33166 (addsi3): Likewise.
33167 (allocate_stack): Likewise.
33168 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
33169 operands to 32 bits.
33170 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
33172 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
33173 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
33174 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
33175 mcore_output_bclri, mcore_output_andn, output_inline_const,
33176 mcore_output_move, mcore_output_movedouble): Likewise.
33177 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
33178 (output_inline_const): Likewise.
33179 (output_inline_const): Fix format strings used in sprintf
33181 * config/mcore/mcore-protos.h: Update prototypes for changed
33182 functions in mcore.c.
33183 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
33184 HOST_WIDE_INT and not int.
33185 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
33186 CONST_OK_FOR_N): Likewise.
33187 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
33188 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
33191 2007-01-10 Jan Hubicka <jh@suse.cz>
33193 * tree-vrp.c (remove_range_assertions): Release defs.
33194 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
33195 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
33197 2007-01-10 Paul Brook <paul@codesourcery.com>
33199 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
33200 * config/arm/arm.md (mulsi3subsi): New insn.
33202 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
33204 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
33205 (tree_transform_and_unroll_loop): New.
33206 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
33209 2007-01-10 Robert Kennedy <jimbob@google.com>
33211 * fold-const.c (fold_comparison): Fold comparisons like (x *
33212 1000 < 0) to (x < 0).
33214 2007-01-10 Ian Lance Taylor <iant@google.com>
33216 * tree-pretty-print.c (dump_generic_node): Print parentheses when
33217 operands have the same priority.
33219 2007-01-10 Tom Tromey <tromey@redhat.com>
33221 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
33222 (fold_binary): Likewise.
33223 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
33224 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
33225 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
33226 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
33227 * langhooks.h (struct lang_hooks): Removed field
33228 'can_use_bit_fields_p'.
33230 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
33232 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
33234 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
33236 * function.c (get_last_funcdef_no): New function.
33237 * function.h (get_last_funcdef_no): Declare.
33238 * tree-inline.c (initialize_cfun): Add initialization.
33239 (tree_function_versioning): Cleanup.
33241 2007-01-10 Jan Hubicka <jh@suse.cz>
33243 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
33246 2007-01-10 Sa Liu <saliu@de.ibm.com>
33247 Ben Elliston <bje@au.ibm.com>
33249 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
33250 for SAVE_NONLOCAL and Pmode for any other save level.
33251 * spu-protos.h (spu_restore_stack_block): Declare.
33252 * spu.md (save_stack_block): Remove.
33253 (restore_stack_block): Call spu_restore_stack_block.
33254 * spu.c (spu_restore_stack_block): New function.
33255 (spu_expand_epilogue): Remove old comment.
33257 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
33259 PR tree-optimization/30322
33260 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
33261 (cand_value_at): Return the value as aff_tree.
33262 (may_eliminate_iv): Convert the bound from aff_tree to tree.
33263 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
33264 aff_combination_mult): New functions.
33265 (aff_combination_add): Use aff_combination_add_cst.
33266 (aff_combination_convert): Allow conversions to a wider type.
33267 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
33268 * tree-affine.h (aff_combination_mult): Declare.
33270 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
33272 * doc/tm.texi: Update documentation to reflect reality of exec
33273 and start file search behaviours. Update copyright year.
33274 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
33275 header file directories.
33277 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
33279 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
33280 (*cosxf2): Rename to cosxf2_i387.
33281 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
33282 using X87MODEF12 mode macro. Rename patterns to
33283 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
33285 (*cosdf2, *cossf2): Ditto.
33286 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
33287 to match extended input operands.
33288 (sincos<mode>3): New expander.
33289 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
33290 insn patterns and corresponding splitters.
33292 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
33294 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
33295 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
33297 2007-01-09 Nicolas Pitre <nico@cam.org>
33300 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
33302 2007-01-08 Geoffrey Keating <geoffk@apple.com>
33304 * target.h (struct gcc_target): New field library_rtti_comdat.
33305 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
33306 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
33307 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
33308 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
33310 2007-01-08 Geoffrey Keating <geoffk@apple.com>
33312 * doc/invoke.texi (Optimize Options): Correct description of -O0.
33314 2007-01-08 Richard Guenther <rguenther@suse.de>
33316 * tree.h (force_fit_type_double): Export.
33317 (force_fit_type): Remove.
33318 * fold-const.c (force_fit_type_double): New function.
33319 (force_fit_type): Remove.
33320 (int_const_binop): Use it.
33321 (fold_convert_const_int_from_int): Likewise.
33322 (fold_convert_const_int_from_real): Likewise.
33323 (fold_div_compare): Likewise.
33324 (fold_sign_changed_comparison): Likewise.
33325 (fold_unary): Likewise.
33326 (fold_negate_const): Likewise.
33327 (fold_abs_const): Likewise.
33328 (fold_not_const): Likewise.
33329 * c-common.c (shorten_compare): Use force_fit_type_double.
33330 * convert.c (convert_to_pointer): Likewise.
33332 2007-01-08 Richard Guenther <rguenther@suse.de>
33334 * tree.h (build_int_cst_wide_type): Export.
33335 * tree.c (build_int_cst_wide_type): New function.
33336 (build_int_cst_wide): Fix comment.
33337 * builtins.c (fold_builtin_object_size): Use build_int_cst
33338 to build -1 or 0 of the correct type. Use fit_double_type
33339 to check for overflow.
33340 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
33342 (decode_field_reference): Likewise.
33343 (all_ones_mask_p): Likewise.
33344 (native_interpret_int): Use build_int_cst_wide_type.
33345 (fold_binary): Use build_int_cst_type to build an all-ones
33347 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
33349 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
33351 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
33353 2007-01-09 Ben Elliston <bje@au.ibm.com>
33355 * genautomata.c (STATS_OPTION): New option.
33356 (stats_flag): New flag.
33357 (gen_automata_option): Handle it.
33358 (initiate_automaton_gen): Ditto.
33359 (write_automata): Output statistics only if stats_flag is
33360 set. Likewise, output time statistics only if time_flag is set.
33361 * doc/md.texi (Processor pipeline description): Document new flag.
33363 2007-01-08 Richard Guenther <rguenther@suse.de>
33365 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
33366 * tree.c (build_int_cst_type): Likewise.
33367 (size_in_bytes): Don't call force_fit_type on the result.
33368 (int_fits_type_p): Use fit_double_type.
33369 * fold-const.c (fit_double_type): New function.
33370 (force_fit_type): Use it.
33371 * tree.h (fit_double_type): Export.
33373 2007-01-08 Jan Hubicka <jh@suse.cz>
33375 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
33376 * ipa.c (function_and_variable_visibility): Fix return type.
33378 2007-01-08 Richard Guenther <rguenther@suse.de>
33380 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
33381 of offset to build the index.
33382 * tree-pretty-print.c (dump_generic_node): Don't build negated
33383 const just for printing.
33384 * c-pretty-print.c (pp_c_integer_constant): Likewise.
33385 * builtins.c (fold_builtin_int_roundingfn): Check if result
33386 fits the type by using force_fit_type and comparing the result.
33387 * predict.c (predict_loops): Use compare_tree_int for comparison.
33388 * tree.c (build_int_cst): Fall back to integer_type_node for
33390 (build_int_cst_wide): Assert type is non-null.
33392 2007-01-08 Roberto Costa <roberto.costa@st.com>
33394 * tree-vrp.c (extract_range_from_cond_expr): New.
33395 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
33396 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
33398 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
33399 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
33400 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
33401 used as expressions.
33402 * tree-object-size.c (cond_expr_object_size): New.
33403 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
33405 2007-01-08 Jan Hubicka <jh@suse.cz>
33407 * tree-ssa-forwprop.c (forward_propagate_into_cond,
33408 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
33411 2007-01-08 Richard Guenther <rguenther@suse.de>
33413 PR tree-optimization/23603
33414 * tree-vrp.c (set_value_range_to_truthvalue): New function.
33415 (extract_range_from_binary): Fall back to truthvalue instead of
33416 varying for TRUTH_*_EXPR.
33417 (extract_range_from_comparison): Fall back to truthvalue instead of
33419 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
33420 if all visited PHI values were constant.
33422 2007-01-08 Jan Hubicka <jh@suse.cz>
33424 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
33425 (cgraph_analyze_function): break out from ...
33426 (cgraph_finalize_compilation_unit): ... here.
33427 (cgraph_expand_function): Remove forgoten commented out line.
33428 (cgraph_optimize): Analyze functions.
33430 2007-01-08 Jan Hubicka <jh@suse.cz>
33432 * tree-pas.h (TODO_remove_function): New flag.
33433 (TODO_update*): Renumber.
33434 (pass_ipa_increase_alignment,
33435 pass_ipa_function_and_variable_visibility): New passes.
33436 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
33437 (cgraph_function_and_variable_visibility): Move to ipa.c
33438 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
33439 cgraph_increase_alignment.
33440 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
33441 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
33442 calling tree-inline.
33443 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
33444 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
33445 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
33446 (gate_increase_alignment): New function.
33447 (pass_ipa_increase_alignment): New pass.
33448 * ipa.c: Inline tree-pass.h and timevar.h
33449 (function_and_variable_visibility): Move here from cgraphunit.c
33450 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
33451 * passes.c (init_optimization_passes): Add the two new passes.
33452 (execute_todo): Handle cgraph_remove_functions.
33454 2007-01-08 Nick Clifton <nickc@redhat.com>
33456 * config/frv/predicates.md (reg_or_0_operand): Accept
33459 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
33461 * config/bfin/rtems.h, config/bfin/t-rtems: New.
33462 * config.gcc: Add bfin*-rtems*.
33464 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
33466 * c.opt: Add -flax-vector-conversions.
33467 * c-typeck.c (convert_for_assignment): Pass flag to
33468 vector_types_convertible_p to allow emission of note.
33469 (digest_init): Likewise.
33470 * c-opts.c: Handle -flax-vector-conversions.
33471 * c-common.c (flag_lax_vector_conversions): New.
33472 (vector_types_convertible_p): Unless -flax-vector conversions
33473 has been passed, disallow conversions between vectors with
33474 differing numbers of subparts and/or element types. If such
33475 a conversion is disallowed, possibly emit a note on the first
33476 occasion only to inform the user of -flax-vector-conversions.
33477 The new last argument specifies this.
33478 * c-common.h (flag_lax_vector_conversions): New.
33479 (vector_types_convertible_p): Add extra argument.
33480 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
33481 char_type_node for V*QI type vectors.
33482 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
33483 Update to satisfy new typechecking rules.
33484 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
33485 C and C++ variants.
33486 * doc/invoke.texi (C Dialect Options): Document
33487 -flax-vector-conversions.
33489 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
33491 PR tree-optimization/29877
33492 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
33493 a register variable on the RHS to not be replaceable.
33495 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
33496 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
33497 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
33498 const_simm15, const_pow2, const_npow2): Added.
33499 * config/score/misc.md (insv, extv, extzv, movmemsi,
33500 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
33501 * config/score/score.c (score_address_cost, score_select_cc_mode):
33503 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
33504 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
33505 Update score_print_operand.
33506 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
33507 Adjust register allocate order and update some macro define.
33508 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
33509 mdx_block_move_straight, mdx_block_move_loop_head,
33510 mdx_block_move_loop_body, mdx_block_move_loop_foot,
33511 mdx_block_move_loop, mdx_block_move): Added.
33512 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
33513 mdp_limm): Updated and fix some bug and typo.
33514 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
33515 (movsf, movdf, doloop_end): Added.
33517 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
33519 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
33520 config/arm/thumb2.md: Fix comment typos.
33521 * doc/extend.texi: Fix a typo.
33523 2007-01-07 Eric Christopher <echristo@apple.com>
33525 * configure.ac: Check for __stack_chk_fail for darwin.
33526 * configure: Regenerate.
33528 2007-01-07 Richard Guenther <rguenther@suse.de>
33530 * tree-vrp.c (extract_range_from_assert): CSE calls to
33531 compare_values where possible.
33532 (extract_range_from_unary_expr): Likewise.
33534 2007-01-07 Anatoly Sokolov <aesok@post.ru>
33536 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
33537 * config/avr/avr.c (call_insn_operand): Delete function.
33538 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
33539 instead of register number. Use predicates.
33540 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
33541 call_insn_operand): Add.
33543 2007-01-06 Jan Hubicka <jh@suse.cz>
33545 * tree-pass.h (pass_build_cgraph_edges): Declare.
33546 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
33547 (visited_nodes): Remove.
33548 (cgraph_create_edges): Move to cgraphbuild.c; rename to
33549 build_cgrpah_edges; make visited_nodes local.
33550 (cgraph_process_new_functions): DO not call initialize_inline_failed.
33551 (record_references_in_initializer): Move to cgraphbuild.c
33552 (initialize_inline_failed, rebuild_cgraph_edges,
33553 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
33554 (verify_cgraph_node): Make visited_nodes local.
33555 (cgraph_analyze_function): Do not call cgraph_create_edges and
33556 initialize_inline_failed.
33557 (cgraph_expand_function): Do not call cgraph_lower_function;
33558 assert that function is already lowered.
33559 * Makefile.in (cgraphbuild.o): New.
33560 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
33561 at the end of lowering passes.
33563 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
33565 * ifcvt.c (cond_move_convert_if_block): New function, code
33566 factored out from...
33567 (cond_move_process_if_block): ...here. Call the new function
33568 on the THEN and ELSE blocks.
33569 (merge_if_block): Do not copy global_live_at_end, merge_blocks
33570 already takes care of this.
33572 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33575 * tree.h (TREE_OVERFLOW_P): New.
33576 * c-typeck.c (parser_build_unary_op): Warn only if result
33577 overflowed and operands did not.
33578 (parser_build_binary_op): Likewise.
33579 (convert_for_assignment): Remove redundant overflow_warning.
33580 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
33582 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33584 * c-typeck.c (store_init_value): Split over two lines to follow
33585 the GNU coding style.
33587 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
33589 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
33590 __GXX_EXPERIMENTAL_CXX0X__.
33591 * doc/cpp.texi: Same.
33593 2007-01-05 Richard Guenther <rguenther@suse.de>
33595 PR middle-end/27826
33596 * tree.c (get_narrower): Do not construct COMPONENT_REFs
33597 with mismatched types. Instead explicitly build a
33598 conversion NOP_EXPR.
33600 2007-01-05 Ian Lance Taylor <iant@google.com>
33602 * c-common.c (decl_with_nonnull_addr_p): New function.
33603 (c_common_truthvalue_conversion): Call it.
33604 * c-typeck.c (build_binary_op): Likewise.
33605 * c-common.h (decl_with_nonnull_addr_p): Declare.
33607 2007-01-05 Jakub Jelinek <jakub@redhat.com>
33610 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
33613 2007-01-05 Joel Brobecker <brobecker@adacore.com>
33615 * doc/install.texi (Final install): Document the fact that
33616 the GNAT runtime should not be stripped.
33618 2007-01-04 Jan Hubicka <jh@suse.cz>
33620 * tree-inline.c (fold_marked_statements): Update operand caches
33621 and EH after folding
33623 2007-01-04 Ian Lance Taylor <iant@google.com>
33625 * c-common.c (check_function_nonnull): Whitespace fix.
33627 2007-01-04 Jan Hubicka <jh@suse.cz>
33629 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
33630 comitted older version of patch.
33631 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
33632 function, celanup cfg and collect garbage.
33634 2007-01-04 Mike Stump <mrs@apple.com>
33636 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
33639 2007-01-04 Eric Christopher <echristo@apple.com>
33641 * libgcc2.c (__bswapsi2): Use SItype.
33642 (__bswapdi2): Use DItype.
33643 * libgcc2.h: Update for above.
33645 2007-01-04 Paul Brook <paul@codesourcery.com>
33647 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
33648 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
33649 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
33650 umulsidi3, umulsidi3adddi, smulsi3_highpart,
33651 umulsi3_highpart): Make conditional on !arm_arch6.
33652 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
33653 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
33654 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
33655 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
33656 umulsi3_highpart_v6): New insns.
33658 2007-01-04 Roger Sayle <roger@eyesopen.com>
33660 * fold-const.c (fold_convert): When casting an expression to void,
33661 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
33662 have a type. Instead of attempting to build a NOP_EXPR, return
33663 these "special" trees directly.
33665 2007-01-04 Joseph Myers <joseph@codesourcery.com>
33667 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
33668 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
33669 rs6000_cost->fp not 0 as adjustment for outer NEG.
33671 2007-01-04 Jan Hubicka <jh@suse.cz>
33673 * cgraph.c (cgraph_release_function_body): New function.
33674 (cgraph_remove_node): Use it.
33675 * cgraph.h (cgraph_release_function_body): Declare.
33676 * cgraphunit.c (cgraph_expand_function): Use it.
33677 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
33678 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
33679 is initialized and while compilation of other function is running.
33680 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
33681 statement CFG annotations from here to ...
33682 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
33684 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
33686 * cfgloop.h (enum li_flags): Make the constants powers of two.
33688 2007-01-04 Jan Hubicka <jh@suse.cz>
33690 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
33692 (fold_marked_statements): New function.
33693 (optimize_inline_calls, tree_function_versioning): Fold new statements.
33694 * tree-inline.h (copy_body_data): Add statements_to_fold.
33696 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
33698 * config.gcc: Mention libgcc/config.host.
33699 * Makefile.in: Update comments mentioning libgcc.
33700 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
33701 (all.cross, start.encap, rest.encap, rest.cross): Update
33702 dependencies for libgcc move.
33703 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
33704 (clean-target, clean-target-libgcc): Delete.
33705 (srcdirify, GCC_EXTRA_PARTS): New macros.
33706 (libgcc-support, libgcc.mvars): New rules.
33707 (distclean): Remove mention of mklibgcc.
33708 (install): Don't reference INSTALL_LIBGCC.
33709 (install-common): Don't reference EXTRA_PARTS.
33710 (install-libgcc, install-multilib): Delete rules.
33711 * mklibgcc.in: Delete file.
33712 * doc/configfiles.texi: Don't mention mklibgcc.
33714 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
33715 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
33716 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
33717 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
33718 (mklibgcc, ldblspecs): Likewise.
33720 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
33721 (posixpre.def): Use $(T).
33722 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
33723 (SHLIB_SRC, SHLIB_INSTALL): Delete.
33724 (SHLIB_LINK): Make dummy.
33725 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
33727 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
33729 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
33730 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
33731 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
33732 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
33734 * configure.ac (all_outputs): Remove mklibgcc.
33735 * configure: Regenerated.
33737 2007-01-03 Josh Conner <jconner@apple.com>
33739 PR middle-end/29683
33740 * calls.c (compute_argument_addresses): Set stack and stack_slot
33741 for partial args, too.
33742 (store_one_arg): Use locate.size.constant for the size when
33743 generating a save_area.
33745 2007-01-03 Robert Kennedy <jimbob@google.com>
33747 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
33748 whose definitions are deleted due to basic block merging.
33750 2007-01-03 Paul Brook <paul@codesourcery.com>
33753 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
33755 (use_return_insn): Return 0 for Thumb interrupt functions.
33756 (print_multi_reg): Add rfe argument for IRQ returns.
33757 (arm_output_epilogue): Pop interrupt return address directly into PC.
33758 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
33760 2007-01-03 Paul Brook <paul@codesourcery.com>
33762 Merge from sourcerygxx-4_1.
33763 * config/arm/thumb2.md: New file.
33764 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
33766 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
33767 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
33768 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
33769 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
33771 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
33772 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
33774 * config/arm/ieee754-sf.S: Ditto.
33775 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
33776 (thumb1_base_register_rtx_p): ... to this.
33777 (thumb_index_register_rtx_p): Rename...
33778 (thumb1_index_register_rtx_p): ... to this.
33779 (thumb_output_function_prologue): Rename...
33780 (thumb1_output_function_prologue): ... to this.
33781 (thumb_legitimate_address_p): Rename...
33782 (thumb1_legitimate_address_p): ... to this.
33783 (thumb_rtx_costs): Rename...
33784 (thumb1_rtx_costs): ... to this.
33785 (thumb_compute_save_reg_mask): Rename...
33786 (thumb1_compute_save_reg_mask): ... to this.
33787 (thumb_final_prescan_insn): Rename...
33788 (thumb1_final_prescan_insn): ... to this.
33789 (thumb_expand_epilogue): Rename...
33790 (thumb1_expand_epilogue): ... to this.
33791 (arm_unwind_emit_stm): Rename...
33792 (arm_unwind_emit_sequence): ... to this.
33793 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
33794 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
33795 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
33796 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
33797 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
33798 thumb2_output_casesi): New functions.
33799 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
33800 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
33801 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
33802 THUMB2_WORK_REGS): Define.
33803 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
33804 arm_condexec_mask, arm_condexec_masklen)): New variables.
33805 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
33806 (arm_override_options): Check new CPU capabilities.
33807 Set new architecture flag variables.
33808 (arm_isr_value): Handle v7m interrupt functions.
33809 (user_return_insn): Return 0 for v7m interrupt functions. Handle
33811 (const_ok_for_arm): Handle Thumb-2 constants.
33812 (arm_gen_constant): Ditto. Use movw when available.
33813 (arm_function_ok_for_sibcall): Return false for v7m interrupt
33815 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
33816 (thumb_find_work_register, arm_load_pic_register,
33817 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
33818 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
33819 print_multi_reg, output_mov_long_double_fpa_from_arm,
33820 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
33821 output_mov_double_fpa_from_arm, output_move_double,
33822 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
33823 output_return_instruction, arm_output_function_prologue,
33824 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
33825 arm_output_mi_thunk, thumb_set_return_address): Ditto.
33826 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
33827 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
33828 (arithmetic_instr, shift_op): Use arm_shift_nmem.
33829 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
33831 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
33832 (thumb_expand_prologue): Use thumb_set_frame_pointer.
33833 (arm_file_start): Output directive for unified syntax.
33834 (arm_unwind_emit_set): Handle stack alignment instruction.
33835 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
33836 Add v6t2, v7, v7a, v7r and v7m.
33837 (RETLDM): Add Thumb-2 code.
33838 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
33839 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
33840 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
33841 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
33842 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
33843 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
33844 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
33845 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
33846 ADJUST_INSN_LENGTH): Define.
33847 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
33848 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
33849 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
33850 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
33851 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
33852 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
33853 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
33854 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
33855 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
33856 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
33857 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
33858 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
33859 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
33860 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
33861 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
33862 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
33863 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
33865 * config/arm/arm-tune.md: Regenerate.
33866 * config/arm/arm-protos.h: Update prototypes.
33867 * config/arm/vfp.md: Enable patterns for Thumb-2.
33868 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
33869 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
33870 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
33871 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
33872 * config/arm/libunwind.S: Add Thumb-2 code.
33873 * config/arm/constraints.md: Update include Thumb-2.
33874 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
33875 * config/arm/ieee754-df.S: Ditto.
33876 * config/arm/bpabi.S: Ditto.
33877 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
33878 * config/arm/predicates.md (low_register_operand,
33879 low_reg_or_int_operand, thumb_16bit_operator): New.
33880 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
33881 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
33882 * config/arm/t-arm-elf: Add armv7 multilib.
33883 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
33885 (UNSPEC_STACK_ALIGN, ce_count): New.
33886 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
33887 arm_zero_extendsidi2, arm_zero_extendqidi2): New
33889 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
33890 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
33891 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
33892 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
33893 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
33894 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
33896 * doc/extend.texi: Document ARMv7-M interrupt functions.
33897 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
33899 2007-01-03 Jakub Jelinek <jakub@redhat.com>
33901 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
33902 (struct _Unwind_Context): Rename args_size to flags, remove
33903 signal_frame field, add a new args_size field and version field.
33904 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
33905 _Unwind_IsExtendedContext): New inline functions.
33906 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
33907 Assume by_value array is only present if _Unwind_IsExtendedContext.
33908 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
33909 _Unwind_IsSignalFrame.
33910 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
33911 (uw_update_context_1): Use _Unwind_SetSignalFrame.
33912 (uw_init_context_1): Initialize context->flags to
33913 EXTENDED_CONTEXT_BIT.
33914 * config/rs6000/linux-unwind.h (frob_update_context): Use
33915 _Unwind_SetSignalFrame.
33917 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
33919 PR middle-end/30353
33920 * gimplify.c (gimplify_modify_expr_complex_part): Move below
33921 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
33924 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
33926 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
33927 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
33928 RET, AT_SP): Remove.
33929 * config/i386/i386.md (*sse_prologue_save_insn): Use return
33932 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33933 * cfgbuild.c (find_basic_blocks): Likewise.
33934 * cfgrtl.c (rtl_create_basic_block): Likewise.
33935 * function.c (temp_slots_at_level): Likewise.
33936 * reg-stack.c (stack_regs_mentioned): Likewise.
33937 * regclass.c (allocate_reg_info): Likewise.
33938 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33939 set_bb_for_stmt, move_block_to_fn): Likewise.
33940 * tree-complex.c (tree_lower_complex): Likewise.
33941 * vec.h (VEC_safe_grow_cleared): New.
33943 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
33945 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
33947 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
33948 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
33950 * cfgloopmanip.c (scale_loop_frequencies): Export.
33951 (loopify): Scale the frequencies by prescribed coefficients.
33952 (set_zero_probability): New function.
33953 (duplicate_loop_to_header_edge): Improve updating of frequencies.
33954 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
33955 and frequencies according to arguments.
33956 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
33958 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
33959 * modulo-sched.c (sms_schedule): Set probabilities for entering
33960 versioned loop correctly.
33961 * tree-vect-transform.c (vect_transform_loop): Ditto.
33962 * cfgloop.h (loopify, loop_version): Declaration changed.
33963 (scale_loop_frequencies): Declared.
33965 2007-01-02 Jan Hubicka <jh@suse.cz>
33967 * cgraph.c: Include tree-flow.h
33968 (cgraph_add_new-function): Handle IPA_SSA mode; execute
33969 early_local_passes.
33970 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
33971 * tree-pass.h (pass_all_early_optimizations): Declare.
33972 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
33973 early_local_passes.
33974 (cgraph_analyze_function): Do early_local_passes.
33975 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
33976 Do not add referenced vars.
33977 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
33979 (gate_all_early_local_passes): New gate.
33980 (pass_early_local_passes): Use new gate.
33981 (execute_early_local_optimizations): New functions.
33982 (gate_all_early_optimizations): New gate.
33983 (pass_all_early_optimizations): New pass.
33984 (execute_free_datastructures): Free SSA only when initialized.
33985 (gate_init_datastructures): Init only when optimizing.
33986 (tree_lowering_passes): Do early local passes when called late.
33987 * tree-profile.c (do_tree_profiling): Don't profile functions added
33989 (do_early_tree_profiling, pass_early_tree_profile): Kill.
33990 * tree-cfg.c (update_modified_stmts): Do not update when operands are
33992 * passes.c (init_optimizations_passes): Reorder so we go into SSA
33993 during early_local_passes.
33994 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
33997 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
33999 * Makefile.in: Update copyright year.
34001 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
34003 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
34004 in $(lang_checks) and check-consistency targets.
34006 2007-01-02 Jan Hubicka <jh@suse.cz>
34008 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
34009 Do not add referenced vars.
34010 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
34012 * passes.c (init_optimization_passes): Put mudflap_2 after
34013 free_datastructures.
34015 2007-01-02 Jan Hubicka <jh@suse.cz>
34017 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
34018 Set NOTHROW flag on call statements proved to be nothrow.
34019 Update statement of local calls so new pure/const functions are
34020 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
34022 (tree_rest_of_compilation): Register hooks and initialize bitmap
34023 early. Do not set after_inlining flag.
34025 2007-01-02 Steve Ellcey <sje@cup.hp.com>
34027 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
34028 HOST_BITS_PER_LONGLONG
34030 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
34033 * c-typeck.c (store_init_value): Don't emit pedantic overflow
34034 warning for non-static initializers.
34036 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
34038 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
34039 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
34040 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
34041 Always use set_unique_reg_note to add REG_EQUAL notes.
34043 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
34046 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
34048 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
34049 * cfgbuild.c (find_basic_blocks): Likewise.
34050 * cfgrtl.c (rtl_create_basic_block): Likewise.
34051 * function.c (temp_slots_at_level): Likewise.
34052 * reg-stack.c (stack_regs_mentioned): Likewise.
34053 * regclass.c (allocate_reg_info): Likewise.
34054 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
34055 set_bb_for_stmt, move_block_to_fn): Likewise.
34056 * tree-complex.c (tree_lower_complex): Likewise.
34057 * vec.h (VEC_safe_grow_cleared): New.
34059 2007-01-02 Ian Lance Taylor <iant@google.com>
34061 * c-common.c (c_common_truthvalue_conversion): When warning about
34062 using an assignment as a truth value, set TREE_NO_WARNING.
34064 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
34067 * c.opt (Wold-style-declaration): New.
34068 * doc/invoke.texi (C-only Warning Options): New.
34069 (Wold-style-declaration): Document it.
34070 (Wextra): Enabled by -Wextra.
34071 * c-opts.c (c_common_post_options): Enabled by -Wextra.
34072 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
34073 -Wold-style-declaration.
34075 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
34077 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
34078 * cfgbuild.c (find_basic_blocks): Likewise.
34079 * cfgrtl.c (rtl_create_basic_block): Likewise.
34080 * function.c (temp_slots_at_level): Likewise.
34081 * reg-stack.c (stack_regs_mentioned): Likewise.
34082 * regclass.c (allocate_reg_info): Likewise.
34083 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
34084 set_bb_for_stmt, move_block_to_fn): Likewise.
34085 * tree-complex.c (tree_lower_complex): Likewise.
34086 * vec.h (VEC_safe_grow_cleared): New.
34088 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
34090 * c-common.c (c_common_nodes_and_builtins): Since variants of
34091 void_type_node get built before it is given a name, we need to
34092 give those variants the name, too.
34093 (complete_array_type): We need to work with the canonical main
34094 type of the array, from which we will build the qualified version.
34095 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
34096 * print-tree.c (print_node): Display canonical type information
34098 * stor-layout.c (layout_type): When we don't know the
34099 alignment of a type for which we're building an array, we end up
34100 guessing wrong, so make the type require structural equality.
34101 * tree.c (make_node_stat): When we build a new type, it is its
34102 own canonical type.
34103 (build_type_attribute_qual_variant): When building an attribute
34104 variant, its canonical type is the non-attribute variant. However,
34105 if the attributes are target-dependent and they differ, we need to
34106 use structural equality checks for this type.
34107 (build_qualified_type): A qualified type is not equivalent to its
34108 unqualified variant; set the canonical type appropriately.
34109 (build_distinct_type_copy): When building a distinct type from
34110 another type, the new type is its own canonical type.
34111 (build_variant_type_copy): When building a new type variant, we
34112 assume that it is equivalent to the original type.
34113 (build_pointer_type_for_mode): When building a pointer type, also
34114 build a canonical type pointer.
34115 (build_reference_type_for_mode): When building a reference type,
34116 also build a canonical type reference.
34117 (build_index_type): When we can't hash an index type (e.g.,
34118 because its maximum value is negative), the index type requires
34119 structural equality tests.
34120 (build_array_type): Build the canonical form of an array type.
34121 (build_function_type): Function types require structural equality,
34122 because they contain default arguments, attributes, etc.
34123 (build_method_type_directly): Ditto for method types.
34124 (build_offset_type): Build the canonical offset type.
34125 (build_complex_type): Build the canonical vector type.
34126 (make_vector_type): Build the canonical vector type.
34127 * tree.h (TYPE_CANONICAL): New.
34128 (TYPE_STRUCTURAL_EQUALITY_P): New.
34129 (SET_TYPE_STRUCTURAL_EQUALITY): New.
34130 (struct tree_type): Added "canonical" field.
34131 * params.h (VERIFY_CANONICAL_TYPES): New.
34132 * doc/c-tree.texi (TYPE_CANONICAL): Document.
34133 (TYPE_STRUCTURAL_EQUALITY_P): Document.
34134 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
34135 * doc/invoke.texi (verify-canonical-types): Document --param
34136 parameter for verifying canonical types.
34138 2007-01-02 Joseph Myers <joseph@codesourcery.com>
34140 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
34141 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
34142 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
34143 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
34145 * config/rs6000/e500.h: New.
34146 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
34147 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
34149 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
34150 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
34151 TARGET_E500_DOUBLE): Remove.
34152 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
34153 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
34154 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
34155 * config/rs6000/rs6000.c (rs6000_override_options): Use
34156 CHECK_E500_OPTIONS.
34158 2007-01-02 Joseph Myers <joseph@codesourcery.com>
34160 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
34161 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
34162 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
34163 rs6000_emit_cmove): Don't check TARGET_E500.
34164 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
34165 sordered): Don't check TARGET_E500.
34167 2007-01-01 Eric Christopher <echristo@apple.com>
34169 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
34170 HARD_REGISTER_NUM_P.
34172 2007-01-01 Roger Sayle <roger@eyesopen.com>
34174 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
34175 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
34176 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
34179 2007-01-01 Mike Stump <mrs@apple.com>
34181 * configure.ac: Remove support for building with Apple's gcc-3.1.
34183 2007-01-02 Joseph Myers <joseph@codesourcery.com>
34185 PR middle-end/30311
34186 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
34187 REG is a hard register. Do not modify REG before calling
34189 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
34190 multiple of the size of YMODE for certain lowpart cases.
34192 2007-01-01 Andrew Pinski <pinskia@gmail.com>
34194 PR middle-end/30253
34195 * gimplify (voidify_wrapper_expr): Update for
34196 GIMPLE_MODIFY_STMT.
34198 2007-01-01 Andreas Schwab <schwab@suse.de>
34201 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
34202 save of BR0 in extra_spill_size instead of spill_size.
34203 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
34205 (ia64_expand_epilogue): Restore BR0 from its new location.
34207 2007-01-01 Andrew Pinski <pinskia@gmail.com>
34209 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
34210 Use a temporary variable if the left hand side is not a gimple
34213 2007-01-01 Andrew Pinski <pinskia@gmail.com>
34215 * gimplify.c (gimplify_return_expr): Make the temporary variable
34216 for the return expression, a gimple register variable.
34218 2007-01-01 Jan Hubicka <jh@suse.cz>
34220 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
34223 2007-01-01 Mike Stump <mrs@apple.com>
34225 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
34227 * config/darwin.c (machopic_select_rtx_section): Use
34228 HAVE_GAS_LITERAL16.
34229 (darwin_mergeable_constant_section): Likewise.
34230 * configure: Regenerate.
34231 * config.in: Regenerate.
34233 2007-01-01 Jan Hubicka <jh@suse.cz>
34234 Andrew Pinski <pinskia@gmail.com>
34236 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
34237 before starting IPA passes.