1 2008-09-09 Richard Guenther <rguenther@suse.de>
3 * tree-cfg.c (verify_types_in_gimple_op): Remove.
4 (verify_types_in_gimple_call): Rename to ...
5 (verify_gimple_call): ... this. Enhance.
6 (verify_types_in_gimple_cond): Remove.
7 (verify_gimple_comparison): New function ...
8 (verify_types_in_gimple_assign): ... split out from here.
9 (verify_types_in_gimple_return): Rename to ...
10 (verify_gimple_return): ... this. Enhance.
11 (verify_types_in_gimple_switch): Rename to ...
12 (verify_gimple_switch): ... this. Enhance.
13 (verify_gimple_goto): New function.
14 (verify_types_in_gimple_phi): Rename to ...
15 (verify_gimple_phi): ... this. Enhance.
16 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
17 Fold in single-statement cases from verify_types_in_gimple_seq_2.
18 (verify_types_in_gimple_seq_2): Remove cases handled in
19 verify_types_in_gimple_stmt.
21 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
23 * config/bfin/bfin.c (n_regs_to_save): New static variable.
24 (push_multiple_operation, pop_multiple_operation): Set it.
25 (workaround_rts_anomaly): New function.
26 (workaround_speculation): New function, broken out of bfin_reorg.
27 (bfin_reorg): Call the new functions.
29 2008-09-09 Richard Guenther <rguenther@suse.de>
33 * gimplify.c (gimplify_conversion): Change conversions of
34 non-register type to VIEW_CONVERT_EXPRs.
35 (gimplify_addr_expr): If we need to make the operand
36 addressable make sure to use a properly initialized
37 temporary for that so it gets a valid gimple store.
39 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
41 * function.h (struct function): Add function_start_locus.
42 * cfgexpand.c (gimple_expand_cfg): Use it.
43 * c-parser.c (c_parser_declaration_or_fndef): Set it.
45 2008-09-09 Richard Guenther <rguenther@suse.de>
47 PR tree-optimization/37433
48 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
51 2008-09-09 Richard Guenther <rguenther@suse.de>
53 PR tree-optimization/37387
54 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
55 and bits to a common type.
57 2008-09-09 Nick Clifton <nickc@redhat.com>
59 * config/v850/v850.md (return): Restore frame size restriction.
61 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
63 * c-common.c (c_expand_decl): Remove.
64 * c-common.h (anon_aggr_type_p): Remove prototype.
65 (DECL_ANON_UNION_ELEMS): Remove.
66 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
67 * c-decl.c (anon_aggr_type_p): Remove.
68 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
69 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
70 * langhooks.h (struct lang_hooks): Remove expand_decl.
71 * langhooks.c (lhd_expand_decl): Remove.
72 * stmt.c (expand_anon_union_decl): Remove.
73 * tree.h (expand_anon_union_decl): Remove prototype.
75 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
78 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
80 * config/avr/avr.md (QISI) : Define mode iterator.
81 (negated_tst<mode>) : Redefine as split using mode macro.
82 (reversed_tstqi): Define insn as reversed compare with zero.
83 (reversed_tsthi): Ditto.
84 (reversed_tstsi): Ditto.
86 2008-09-08 Jakub Jelinek <jakub@redhat.com>
89 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
90 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
93 * predict.c (optimize_function_for_size_p): Don't segfault if
95 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
96 tree_swap_operands_p): Don't test cfun != NULL before calling
97 optimize_function_for_s*_p.
99 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
101 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
104 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
106 * crx/crx.h (IRA_COVER_CLASSES): Define.
108 2008-09-08 Jakub Jelinek <jakub@redhat.com>
111 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
112 even when a stmt has been gimple_modified_p, but after fold_stmt is
113 not any longer. Remove unneeded may_have_exposed_new_symbols
116 2008-09-08 Richard Guenther <rguenther@suse.de>
118 PR tree-optimization/37421
119 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
122 2008-09-08 Jakub Jelinek <jakub@redhat.com>
125 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
127 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
130 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
131 * pa-hpux10.h (LINK_SPEC): Likewise.
132 * pa-hpux11.h (LINK_SPEC): Likewise.
134 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
136 * pa32-regs.h (IRA_COVER_CLASSES): Define.
137 * pa64-regs.h (IRA_COVER_CLASSES): Define.
139 2008-09-07 Helge Deller <deller@gmx.de>
141 * pa/linux-atomic.c: New file.
142 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
143 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
145 2008-09-07 Richard Guenther <rguenther@suse.de>
146 Ira Rosen <irar@il.ibm.com>
148 PR tree-optimization/36630
149 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
150 Call STRIP_NOPS before calling evolution_part_in_loop_num.
152 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
153 Ira Rosen <irar@il.ibm.com>
155 PR tree-optimization/35642
156 * config/rs6000/altivec.md (mulv8hi3): Implement.
158 2008-09-06 Jeff Law <law@redhat.com>
160 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
162 2008-09-06 Jan Hubicka <jh@suse.cz>
164 PR tree-optimization/14703
165 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored declarations.
166 * passes.c (init_optimization_passes): Recompute inline parameters.
168 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
170 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
173 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
174 Peter Fuerst <post@pfrst.de>
176 * doc/invoke.texi: Document -mr10k-cache-barrier=.
177 * doc/extend.texi: Document __builtin_mips_cache.
178 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
179 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
180 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
181 __GCC_HAVE_BUILTIN_MIPS_CACHE.
182 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
183 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
184 (set_push_mips_isas): New variable.
185 (mips_r10k_cache_barrier): New variable.
186 (cache): New availability predicate.
187 (mips_builtins): Add an entry for __builtin_mips_cache.
188 (mips_build_cvpointer_type): New function.
189 (MIPS_ATYPE_CVPOINTER): New macro.
190 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
192 (r10k_simplified_address_p, r10k_simplify_address)
193 (r10k_uncached_address_p, r10k_safe_address_p)
194 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
195 (r10k_needs_protection_p_call, r10k_needs_protection_p)
196 (r10k_insert_cache_barriers): New functions.
197 (mips_reorg_process_insns): Delete cache barriers after a
198 branch-likely instruction.
199 (mips_reorg): Call r10k_insert_cache_barriers.
200 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
201 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
202 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
203 (mips_cache, r10k_cache_barrier): New define_insns.
205 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
207 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
208 * ira-color.c (setup_allocno_left_conflicts_num): Use
209 hard_reg_set_equal_p instead of a comparison with
210 ira_zero_hard_reg_set.
211 * ira.c (setup_reg_subclasses): Likewise.
212 (setup_cover_and_important_classes): Likewise.
213 (setup_class_translate): Likewise.
214 (setup_reg_class_intersect_union): Likewise.
215 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
216 (ira_init_once): Don't initialize them.
218 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
220 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
222 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
224 * ira-color.c (ira_fast_allocation): Permit global allocno
227 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
229 Improved branch hints, safe hints, and scheduling.
231 * haifa-sched.c (sched_emit_insn) : Define.
232 * sched-int.h (sched_emit_insn) : Add prototype.
233 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
234 -mhint-max-distance -msafe-hints) : Document.
235 * config/spu/spu.c (spu_flag_var_tracking): New.
236 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
237 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
238 TARGET_ASM_FILE_START): Define.
239 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
240 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
241 (spu_emit_branch_hint): Add blocks argument.
242 (insert_branch_hints, insert_nops): Remove.
243 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
244 uses_ls_unit, spu_sched_init_global, spu_sched_init,
245 spu_sched_reorder, asm_file_start): New functions.
246 (clock_var, spu_sched_length, pipe0_clock,
247 pipe1_clock, prev_clock_var, prev_priority,
248 spu_ls_first, prev_ls_clock): New static variables.
249 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
250 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
251 (nopn_nv): Add a non-volatile version of nop.
252 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
253 -mhint-max-distance, -msafe-hints): New options.
255 2008-09-05 Janis Johnson <janis187@us.ibm.com>
256 Samuel Tardieu <sam@rfc1149.net>
258 * opts.c (decode_options): Combine nested if statements.
261 * opts.c (decode_options): Handle more relationships among
262 unit-at-a-time, toplevel-reorder, and section-anchors.
264 2008-09-05 David Daney <ddaney@avtrex.com>
266 * doc/install.texi (--enable-reduced-reflection): Document new option.
268 2008-09-05 Bob Wilson <bob.wilson@acm.org>
270 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
272 (constantpool_operand): New.
273 (move_operand): Disallow sub-word modes for the constant pool.
274 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
275 (xtensa_secondary_reload_class): Replace with....
276 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
277 Set icode for sub-word reloads from the constant pool.
278 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
279 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
280 * config/xtensa/xtensa.md (reload<mode>_literal): New.
281 * config/xtensa/xtensa-protos.h: Update prototypes.
283 2008-09-05 Joseph Myers <joseph@codesourcery.com>
285 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
286 (REG_CLASS_NAMES): Update.
287 (REG_CLASS_CONTENTS): Update.
288 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
289 of ALL_REGS for regs 77 and 78.
290 * function.c (instantiate_virtual_regs_in_insn): Assert that
291 return value of simplify_gen_subreg is not NULL.
293 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
295 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
296 (gen_rtvec_v): Fix coding standards.
298 2008-09-04 Jan Hubicka <jh@suse.cz>
300 * i386.c (decide_alg): Be more conservative about optimizing for size.
302 2008-09-04 Ian Lance Taylor <iant@google.com>
304 * varasm.c (narrowing_initializer_constant_valid_p): New
306 (initializer_constant_valid_p): Call it.
308 2008-09-04 Jeff Law <law@redhat.com>
310 * fold-const.c (native_encode_real): Fix computation of WORDS.
311 (native_interpret_real): Likewise.
313 2008-09-04 Janis Johnson <janis187@us.ibm.com>
315 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
317 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
319 * ira-conflicts.c (process_regs_for_copy): Check insn to check
320 that the cost is already taken into account in ira-costs.c
322 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
324 * ira-build.c (print_copy, print_copies, ira_debug_copy,
325 ira_debug_copies): New.
326 (ira_bulid): Call print_copies.
328 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
330 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
333 * config/rs6000/rs6000.c (optimization_options): Remove check of
336 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
338 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
339 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
340 second operand is a reg_imm10_operand.
341 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
342 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
343 (*seq_<GPR:mode><GPR2:mode>): Rename to
344 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
346 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
347 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
349 (*sne_<GPR:mode><GPR2:mode>): Rename to
350 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
353 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
355 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
356 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
357 combining an arithmetic right shift by more than 31 and a
358 trunction. Don't match for out-of-range shift amounts. Set
359 attribute mode to <MODE>.
360 (*lshr32_trunc<mode>): Name the pattern combining a logical right
361 shift by 32 and and a truncation. Set attribute mode to <MODE>.
362 (*<optab>_trunc<mode>_exts): New pattern for truncated right
363 shifts by less than 32.
364 (extv): Change predicate on first operand to accept registers.
365 Change predicate of the other operands from immediate_operand to
366 const_int_operand. Expand exts when source is a register.
367 (extzv): Change predicate of the constant operands from
368 immediate_operand to const_int_operand.
369 (extzv<mode>): Change predicate of the constant operands from
370 immediate_operand to const_int_operand and no constraint. Also
372 (*extzv_trunc<mode>_exts): New pattern.
374 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
376 * config/mips/mips.h (ISA_HAS_CINS): New macro.
377 * config/mips/mips-protos.h (mask_low_and_shift_p,
378 mask_low_and_shift_len): Declare.
379 * config/mips/mips.c (mask_low_and_shift_p,
380 mask_low_and_shift_len): New functions.
381 (mips_print_operand): Handle new operand prefix "m".
382 * config/mips/mips.md (*cins<mode>): New pattern.
384 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
386 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
389 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
391 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
392 regardless of epilogue_completed.
394 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
397 * ira-lives.c (process_bb_node_lives): Check setjmp.
399 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
402 * ira-build.c (form_loop_tree): Reverse BB walk.
403 (create_bb_allocnos): Likewise.
404 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
405 (mark_reg_store): Rename to...
406 (mark_ref_live): ...this and take a df_ref argument instead of
407 note_stores arguments. Assert that we have a register.
408 (mark_reg_clobber): Delete.
409 (def_conflicts_with_inputs_p): New function.
410 (mark_reg_conflicts): Delete.
411 (mark_reg_death): Rename to...
412 (mark_ref_dead): ...this and take a df_ref argument instead of
413 a register. Assert that we have a register.
414 (process_bb_node_lives): Hoist frequency calculation out of
415 instruction walk. Convert from a forwards scan to a backwards scan.
416 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
417 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
418 (create_allocno_live_ranges): Don't create regs_set.
420 2008-09-04 Ian Lance Taylor <iant@google.com>
422 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
424 * calls.c (emit_library_call_value_1): Use MEM_P rather than
425 comparing MODE with MEM.
426 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
427 comparing with GF_PREDICT_TAKEN.
428 (gimple_get_lhs): Change code to enum gimple_code.
429 (gimple_set_lhs): Likewise.
430 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
431 * omp-low.c (find_omp_clause): Change kind parameter to enum
433 * tree-flow.h (find_omp_clause): Update declaration.
434 * regrename.c (clear_dead_regs): Change kind parameter to enum
436 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
438 * see.c (see_get_extension_data): Change return type to enum
439 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
440 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
441 (see_gen_normalized_extension): Change extension_code parameter to
443 (see_seek_pre_extension_expr): Change extension_code to enum
445 (see_merge_one_def_extension): Likewise.
446 (see_handle_relevant_defs): Likewise.
447 (see_handle_relevant_uses): Likewise.
448 (see_analyze_one_def): Likewise.
449 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
450 GIMPLE_ASM rather than ASM_EXPR.
451 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
452 GIMPLE_RETURN rather than RETURN_EXPR.
453 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
454 (evaluate_stmt): Likewise.
455 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
456 to enum vect_relevant.
457 (vect_mark_stmts_to_be_vectorized): Change assertion to not
458 compare gimple codes with tree codes.
460 2008-09-04 Paul Brook <paul@codesourcery.com>
462 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
464 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
466 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
467 pointer check lost in the recent no-unit-at-a-time patch.
469 2008-09-04 Jan Hubicka <jh@suse.cz>
472 * tree-switch-conversion.c (check_final_bb): Accept only IP
475 2008-09-04 Jan Hubicka <jh@suse.cz>
477 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
479 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
480 using_ranges argument.
481 (vrp_evaluate_conditional): Avoid bogus warning for type range.
482 (vrp_visit_cond_stmt): Update call of
483 vrp_evaluate_conditional_warnv_with_ops
485 2008-09-04 Jan Hubicka <jh@suse.cz>
487 PR tree-optimization/37345
488 PR tree-optimization/37358
489 PR tree-optimization/37357
490 * tree.c (build_function_type_skip_args): Build distinct type copy;
492 (build_function_decl_skip_args): Set type of new decl not orig decl;
493 clear DECL_VINDEX for methods turned into functions.
495 2008-09-04 Nick Clifton <nickc@redhat.com>
497 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler
499 * configure: Regenerate.
500 * config.in: Regenerate.
501 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
502 alignment field, if it is supported.
504 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
506 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
509 2008-09-03 David Edelsohn <edelsohn@gnu.org>
511 * config/rs6000/rs6000.c (processor_target_table): Do not
512 enable VMX for POWER6.
514 2008-09-03 Anton Blanchard <anton@samba.org>
516 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
517 emit memory barrier before operation.
519 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
522 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
523 default_elf_asm_output_external.
525 2008-09-03 Jeff Law <law@redhat.com>
527 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
529 2008-09-03 Richard Henderson <rth@redhat.com>
531 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
532 memory barrier to below the test-and-set.
533 (alpha_split_lock_test_and_set_12): Likewise.
535 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
539 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
542 * ira-color.c (print_loop_title): Use all_allocnos.
543 (color_pass): Ditto. Don't add border_allocnos. Check that
544 subloop allocno in the correspdoning bitmap all_allocnos.
546 * ira-emit.c (change_loop): Use all_allocnos.
548 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
550 (ira_create_allocno): Set up all_allocnos bit for the created
552 (create_cap_allocno): Remove setting mentioned_allocnos.
553 (create_insn_allocnos): Ditto.
554 (remove_unnecessary_allocnos): Use all_allocnos.
555 (check_allocno_creation): Check that allocnos are in the
556 corresponding bitmap all_allocnos.
558 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
562 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
563 (process_regs_for_copy): Process subregs. Refine check when cost
564 is taken into account in ira-costs.c.
565 (process_reg_shuffles): Use REG_SUBREG_P.
566 (add_insn_allocno_copies): Ditto. Ignore modes.
568 * ira-color.c (conflict_allocno_vec): New.
569 (COST_HOP_DIVISOR): New macro.
570 (update_copy_costs_1): Use it.
571 (update_conflict_hard_regno_costs): New function.
572 (assign_hard_reg): Use it.
573 (ira_color): Allocate and free conflict_allocno_vec.
575 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
579 * ira-int.h (ira_sort_insn_chain): Remove.
581 * ira.c (basic_block_order_nums, chain_insn_order,
582 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
583 (ira): Don't call ira_sort_insn_chain.
585 * reload1.c (reload): Don't call ira_sort_insn_chain.
587 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
590 * cgraphunit.c (update_call_expr): Remove eh regions from statements
591 which become non throw.
592 (cgraph_function_versioning): Also clear DECL_WEAK. Call
593 update_call_expr after updating the flags on the decl.
595 2008-09-03 Jan Hubicka <jh@suse.cz>
597 PR tree-optimization/37315
598 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
599 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
600 (cgraph_analyze_functions): Use node->analyzed
601 (cgraph_mark_functions_to_output): Likewise.
602 (cgraph_expand_function): All functions can be released after
604 (cgraph_optimize): Use gimple_has_body_p.
605 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
606 (cgraph_decide_inlining_incrementally): Likewise.
607 (inline_transform): Inline transform.
608 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
610 (inlinable_function_p): Drop gimple_body check.
611 (expand_call_inline): Use gimple_has_body_p.
612 * gimple.c (gimple_has_body_p): New.
613 * gimple.h (gimple_has_body_p): Add prototype.
614 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
615 (dump_function_to_file): Use gimple_has_body_p check.
617 2008-09-03 Jakub Jelinek <jakub@redhat.com>
620 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
622 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
624 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
626 From Michael Frysinger <michael.frysinger@analog.com>
627 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
628 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
631 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
634 * doc/extend.texi: Document picoChip builtin functions.
635 * doc/invoke.texi: Document picoChip options.
636 * doc/contrib.texi: Add picoChip contribution.
637 * doc/md.texi: Document picoChip constraints.
638 * config.gcc: Add picochip-*-*.
639 * config/picochip/: Add new port.
641 2008-09-03 Richard Guenther <rguenther@suse.de>
643 PR tree-optimization/37328
644 * tree-sra.c (sra_build_assignment): Gimplify properly.
645 (generate_copy_inout): Take the correct stmt as definition,
648 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
650 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
653 From Michael Frysinger <michael.frysinger@analog.com>
654 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
656 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
658 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is
660 (__gthread_setspecific): Revert 2008-08-31 change to
661 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API
664 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
666 * diagnostic.c (error_at): New.
667 * toplev.h (error_at): New prototype.
668 * c-typeck.c (build_array_ref): Call error_at instead of error.
669 Pass location to pedwarn.
671 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
673 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
675 2008-09-02 Jakub Jelinek <jakub@redhat.com>
677 * dwarf2out.c (tree_add_const_value_attribute): Only handle
678 VAR_DECL and CONST_DECL.
680 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
681 Jakub Jelinek <jakub@redhat.com>
683 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
684 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
685 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
686 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
687 Don't set ix86_save_varrargs_registers.
688 (ix86_setup_incoming_varargs): Assume cum != NULL.
689 (ix86_va_start): Check ix86_varargs_gpr_size and
690 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
691 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
692 from frame pointer if ix86_varargs_gpr_size == 0.
693 (ix86_compute_frame_layout): Updated.
694 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
695 (ix86_varargs_gpr_size): Define.
696 (ix86_varargs_fpr_size): Likewise.
697 (machine_function): Remove save_varrargs_registers.
698 Add varargs_gpr_size and varargs_fpr_size.
700 2008-09-02 Jakub Jelinek <jakub@redhat.com>
702 * config/alpha/alpha.c (va_list_skip_additions,
703 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
704 (alpha_gimplify_va_arg): Call unshare_expr on second use of
707 PR tree-optimization/36766
708 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
709 for already removed basic blocks.
712 * real.c (real_maxval): Clear a lower bit to make real_maxval
713 match get_max_float for IBM long double format.
715 2008-09-02 Andreas Schwab <schwab@suse.de>
717 * configure.ac: Use m4_quote to quote the expansion of m4_do.
718 * configure: Regenerate.
720 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
722 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
723 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
724 checking for a non-VOID CONSTANT_P.
726 2008-09-02 Jan Hubicka <jh@suse.cz>
728 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
729 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and sdiv_pow2_cheap
731 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
733 * expr.c (emit_group_store): Don't assert stack temp mode size.
735 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
736 Tobias Grosser <grosser@fim.uni-passau.de>
737 Jan Sjodin <jan.sjodin@amd.com>
738 Harsha Jagasia <harsha.jagasia@amd.com>
739 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
740 Konrad Trifunovic <konrad.trifunovic@inria.fr>
741 Adrien Eliche <aeliche@isty.uvsq.fr>
743 Merge from graphite branch.
746 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
747 * doc/invoke.texi (-floop-block, -floop-interchange,
748 -floop-strip-mine): Document new flags.
749 * tree-into-ssa.c (gimple_vec): Moved...
750 * tree-loop-distribution.c (rdg_component): Moved...
751 * cfgloopmanip.c: Include tree-flow.h.
752 (update_dominators_in_loop): New.
753 (create_empty_if_region_on_edge): New.
754 (create_empty_loop_on_edge): New.
755 (loopify): Use update_dominators_in_loop.
756 * tree-pass.h (pass_graphite_transforms): Declared.
757 * configure: Regenerate.
758 * tree-phinodes.c (make_phi_node): Export.
759 (add_phi_node_to_bb): New, split from create_phi_node.
760 * tree-chrec.c (for_each_scev_op): New.
761 * tree-chrec.h (for_each_scev_op): Declared.
762 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
763 (remove_statement): Call get_phi_with_result.
764 * config.in (HAVE_cloog): Undef.
765 * gdbinit.in (pgg): New.
766 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
767 * tree-ssa-loop.c (graphite_transforms): New.
768 (gate_graphite_transforms): New.
769 (pass_graphite_transforms): New.
770 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
771 HAVE_cloog): Defined.
772 * tree-vectorizer.c (rename_variables_in_bb): Export.
773 * tree-data-ref.c (dr_may_alias_p): Export.
774 (stmt_simple_memref_p): New.
775 (find_data_references_in_stmt): Export.
776 (find_data_references_in_loop): Export.
777 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
778 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
779 (create_rdg_vertices): Export.
780 (build_empty_rdg): New.
781 (build_rdg): Call build_empty_rdg. Free dependence_relations.
782 * tree-data-ref.h (rdg_component): ... here.
784 (struct data_reference): Add a field scop.
786 (find_data_references_in_loop): Declared.
787 (find_data_references_in_stmt): Declared.
788 (create_rdg_vertices): Declared.
789 (dr_may_alias_p): Declared.
790 (stmt_simple_memref_p): Declared.
791 (struct rdg_edge): Add a field ddr_p relation.
792 (build_empty_rdg): Declared.
793 * lambda.h (lambda_matrix): Declare a VEC of.
794 (find_induction_var_from_exit_cond): Declared.
795 (lambda_vector_compare): New.
796 * common.opt (fgraphite, floop-strip-mine,
797 floop-interchange, floop-block): New flags.
798 * lambda-code.c (find_induction_var_from_exit_cond): Export.
799 * cfgloop.c (is_loop_exit): New.
800 * cfgloop.h (is_loop_exit): Declared.
801 (create_empty_if_region_on_edge): Declared.
802 (create_empty_loop_on_edge): Declared.
803 * tree-flow.h (add_phi_node_to_bb): Declared.
804 (make_phi_node): Declared.
805 (rename_variables_in_bb): Declared.
806 (perfect_loop_nest_depth): Declared.
807 (graphite_transform_loops): Declared.
808 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
809 (graphite.o-warn): Add -Wno-error.
810 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
811 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
812 (INCLUDES): Add PPLINC, CLOOGINC.
813 (OBJS-common): Add graphite.o.
814 (graphite.o): Add rule.
815 * gimple.h (gimple_vec): ... here.
816 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
817 * passes.c (init_optimization_passes): Schedule
818 pass_graphite_transforms.
820 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
823 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
824 and -fno-toplevel-reorder after handle_options.
826 2008-09-02 Paul Brook <paul@codesourcery.com>
828 * config/arm/arm.c (arm_tune_cortex_a9): Define.
829 (arm_override_options): Set arm_tune_cortex_a9.
830 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
831 (arm_issue_rate): Handle cortexa9.
832 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
833 * config/arm/arm-cores.def: Add cortex-a9.
834 * config/arm/arm-tune.md: Regenerate.
835 * config/arm/arm.md: Include cortex-a9.md.
836 (generic_sched, generic_vfp): Add cortexa9.
837 * config/arm/cortex-a9.md: New file.
839 2008-09-02 Richard Guenther <rguenther@suse.de>
841 PR tree-optimization/37327
842 * tree-vrp.c (register_new_assert_for): Make sure to not have
843 TREE_OVERFLOW set on the bound.
845 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
847 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
849 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
850 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
853 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
855 * gcc/config/spu/spu.md (divdf3): Removed.
857 2008-09-02 Jakub Jelinek <jakub@redhat.com>
859 PR tree-optimization/37095
860 * cgraph.c (cgraph_node): When creating new cgraph node after
861 assembler_name_hash has been populated, record it in the hash
864 2008-09-01 Paul Brook <paul@codesourcery.com>
866 * doc/invoke.texi: Document -mword-relocations.
867 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
868 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
869 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
870 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
871 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
872 (arm_emit_movpair): New function.
873 (arm_print_operand <c>): Handle sybolic addresses.
874 * config/arm/arm.h (TARGET_USE_MOVT): Define.
875 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
876 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
877 * config/arm/arm.opt: Add -mword-relocations.
878 * config/arm/arm.md (movsi): Use arm_emit_movpair.
879 (arm_movt, arm_movw): New.
881 2008-09-01 Paul Brook <paul@codesourcery.com>
883 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
884 Allow Interworking on ARMv4 EABI based targets.
885 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
886 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
888 2008-09-01 Paul Brook <paul@codesourcery.com>
890 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
891 optimized LT0 test. Remove optimization for GT.
893 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
895 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
897 * pa-hpux11.h (LIB_SPEC): Likewise.
899 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
902 2008-09-01 Jan Hubicka <jh@suse.cz>
904 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
905 present, use only counts; when guessed use only frequencies.
906 (estimate_bb_frequencies): Use function_frequency.
907 * profile.c (compute_branch_probabilities): Exit early when
908 profile reading failed. Set profile_status.
909 (branch_prob): Do not set profile_status.
911 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
913 * tree.c (protected_set_expr_location): New.
914 * tree.h (protected_set_expr_location): New prototype.
915 * c-tree.h (build_array_ref): Add argument.
916 (parser_build_unary_op): Same.
917 * c-typeck.c (build_indirect_ref): Handle new location argument.
918 (build_array_ref): Same.
919 (parser_build_unary_op): Same.
920 * gimplify.c (gimplify_asm_expr): Set input_location before calling
922 * c-omp.c (c_finish_omp_atomic): Pass location when calling
924 * c-common.c (finish_label_address_expr): Handle new location
926 * c-common.h (build_indirect_ref): Add argument.
927 (finish_label_address_expr): Same.
928 * c-parser.c (c_parser_unary_expression): Pass location to build
930 (c_parser_postfix_expression): Same.
932 2008-09-01 Paul Brook <paul@codesourcery.com>
934 * config/arm/arm.md: Include cortex-r4f.md.
935 (attr fpu): Update type list.
936 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
937 fconstd, fcmps and fcmpd.
938 (attr tune_cortexr4): Define.
939 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
940 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
941 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
942 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
943 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn
945 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
946 cortex_a8_vfp_farith: Ditto.
947 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
948 * config/arm/cortex-r4.md: Use tune_cortexr4.
949 * config/arm/cortex-r4f.md: New file.
951 2008-09-01 Richard Guenther <rguenther@suse.de>
953 PR tree-optimization/37305
954 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
955 the result of constant conversions.
956 (fold_gimple_assign): Likewise.
958 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
960 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
961 #ifdef ENABLE_CHECKING.
963 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
965 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
966 * sched-int.h (print_insn, print_pattern, print_value): Declare also
967 when !INSN_SCHEDULING.
969 2008-09-01 Andreas Schwab <schwab@suse.de>
971 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
973 2008-09-01 Paul Brook <paul@codesourcery.com>
975 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
977 2008-09-01 Jan Hubicka <jh@suse.cz>
979 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
981 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
982 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
983 * gimplify.c (gimplify_init_constructor): Add speed operand.
984 * tree-sra.c (decide_block_copy): Likewise.
985 * tree-inline.c (estimate_move_cost): Likewise.
986 * config/alpha/alpha.h (MOVE_RATIO): Update.
987 * config/frv/frv.c (MOVE_RATIO): Update.
988 * config/spu/spu.h (MOVE_RATIO): Update.
989 * config/sparc/sparc.h (MOVE_RATIO): Update.
990 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
991 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
992 * config/cris/cris.h (MOVE_RATIO): Update.
993 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
994 * config/arm/arm.h (MOVE_RATIO): Update.
995 * config/pa/pa.md: Update uses of MOVE_RATIO
996 * config/pa/pa.h (MOVE_RATIO): Update.
997 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
998 * config/h8300/h8300.h (MOVE_RATIO): Update.
999 * config/v850/v850.h (MOVE_RATIO): Update.
1000 * config/bfin/bfin.h (MOVE_RATIO): Update.
1002 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
1003 Dmitry Melnik <dm@ispras.ru>
1004 Dmitry Zhurikhin <zhur@ispras.ru>
1005 Alexander Monakov <amonakov@ispras.ru>
1006 Maxim Kuvyrkov <maxim@codesourcery.com>
1008 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
1009 sel-sched-dump.c, sel-sched-ir.c: New files.
1010 * Makefile.in (OBJS-common): Add selective scheduling object
1012 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
1013 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
1014 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
1015 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
1016 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
1017 (make_forwarder_block): Update loop latch if we have redirected
1018 the loop latch edge.
1019 * cfgloop.c (get_loop_body_in_custom_order): New function.
1020 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
1021 (CP_FALLTHRU_PREHEADERS): Likewise.
1022 (get_loop_body_in_custom_order): Declare.
1023 * cfgloopmanip.c (has_preds_from_loop): New.
1024 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
1025 Assert that the preheader edge will be fall thru when it is set.
1026 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
1027 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
1028 fsel-sched-substitution, fselective-scheduling): New flags.
1029 * cse.c (hash_rtx_cb): New.
1031 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
1032 sel_sched_insn_cnt): New counters.
1033 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
1034 * genattr.c (main): Output maximal_insn_latency prototype.
1035 * genautomata.c (output_default_latencies): New. Factor its code from ...
1036 (output_internal_insn_latency_func): ... here.
1037 (output_internal_maximal_insn_latency_func): New.
1038 (output_maximal_insn_latency_func): New.
1039 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
1040 (struct hard_reg_set_iterator): New.
1041 (hard_reg_set_iter_init, hard_reg_set_iter_set,
1042 hard_reg_set_iter_next): New functions.
1043 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
1044 * lists.c (remove_free_INSN_LIST_node,
1045 remove_free_EXPR_LIST_node): New functions.
1046 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
1047 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
1048 (loop_optimizer_finalize): Do not verify flow info after reload.
1049 * recog.c (validate_replace_rtx_1): New parameter simplify.
1050 Default it to true. Update all uses. Factor out simplifying
1052 (simplify_while_replacing): ... this new function.
1053 (validate_replace_rtx_part,
1054 validate_replace_rtx_part_nosimplify): New.
1055 * recog.h (validate_replace_rtx_part,
1056 validate_replace_rtx_part_nosimplify): Declare.
1057 * rtl.c (rtx_equal_p_cb): New.
1058 (rtx_equal_p): Use it.
1059 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
1060 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
1061 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
1062 * vecprim.h: Add a vector type for unsigned int.
1063 * haifa-sched.c: Include vecprim.h and cfgloop.h.
1064 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
1065 ready_try, cycle_issued_insns, spec_info): Make global.
1066 (readyp): Initialize.
1067 (dfa_lookahead): New global variable.
1068 (old_max_uid, old_last_basic_block): Remove.
1069 (h_i_d): Make it a vector.
1070 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
1072 (after_recovery, adding_bb_to_current_region_p):
1073 New variables to handle correct insertion of the recovery code.
1074 (struct ready_list): Move declaration to sched-int.h.
1075 (rgn_n_insns): Removed.
1076 (rtx_vec_t): Move to sched-int.h.
1077 (find_insn_reg_weight): Remove.
1078 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
1079 (haifa_init_h_i_d, haifa_finish_h_i_d):
1080 New functions to initialize / finalize haifa instruction data.
1081 (extend_h_i_d, init_h_i_d): Rewrite.
1082 (unlink_other_notes): Move logic to add_to_note_list. Handle
1083 selective scheduler.
1084 (ready_lastpos, ready_element, ready_sort, reemit_notes,
1085 find_fallthru_edge): Make global, remove static prototypes.
1086 (max_issue): Make global. Add privileged_n and state parameters. Use
1088 (extend_global, extend_all): Removed.
1089 (init_before_recovery): Add new param. Fix the handling of the case
1090 when we insert a recovery code before the EXIT which has a predecessor
1091 with a fallthrough edge to it.
1092 (create_recovery_block): Make global. Rename to
1093 sched_create_recovery_block. Update.
1094 (change_pattern): Rename to sched_change_pattern. Make global.
1095 (speculate_insn): Rename to sched_speculate_insn. Make global.
1096 Split haifa-specific functionality into ...
1097 (haifa_change_pattern): New static function.
1098 (sched_extend_bb): New static function.
1099 (sched_init_bbs): New function.
1100 (current_sched_info): Change type to struct haifa_sched_info.
1101 (insn_cost): Adjust for selective scheduling.
1102 (dep_cost_1): New function. Move logic from ...
1103 (dep_cost): ... here.
1104 (dep_cost): Use dep_cost_1.
1105 (contributes_to_priority_p): Use sched_deps_info instead of
1107 (priority): Adjust to work with selective scheduling. Process the
1108 corner case when all dependencies don't contribute to priority.
1109 (rank_for_schedule): Use ds_weak instead of dep_weak.
1110 (advance_state): New function. Move logic from ...
1111 (advance_one_cycle): ... here.
1112 (add_to_note_list, concat_note_lists): New functions.
1113 (rm_other_notes): Make static. Adjust for selective scheduling.
1114 (remove_notes, restore_other_notes): New functions.
1115 (move_insn): Add two arguments. Update assert. Don't call
1117 (choose_ready): Remove lookahead variable, use dfa_lookahead.
1118 Remove more_issue, max_points. Move the code to initialize
1119 max_lookahead_tries to max_issue.
1120 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
1121 ready. Adjust use of move_insn. Call restore_other_notes.
1123 (sched_init, sched_finish): Move Haifa-specific initialization/
1125 (haifa_sched_init, haifa_sched_finish): ... respectively.
1127 (setup_sched_dump): New function.
1128 (haifa_init_only_bb): New static function.
1129 (haifa_speculate_insn): New static function.
1130 (try_ready): Use haifa_* instead of speculate_insn and
1132 (extend_ready, extend_all): Remove.
1133 (sched_extend_ready_list, sched_finish_ready_list): New functions.
1134 (create_check_block_twin, add_to_speculative_block): Use
1135 haifa_insns_init instead of extend_global. Update to use new
1136 initialization functions. Change parameter. Factor out code from
1137 create_check_block_twin to ...
1138 (sched_create_recovery_edges) ... this new function.
1139 (add_block): Remove.
1140 (sched_scan_info): New.
1141 (extend_bb): Use sched_scan_info.
1142 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
1143 static functions for walking through scheduling region.
1144 (sched_luids): New vector variable to replace uid_to_luid.
1145 (luids_extend_insn): New function.
1146 (sched_max_luid): New variable.
1147 (luids_init_insn): New function.
1148 (sched_init_luids, sched_finish_luids): New functions.
1149 (insn_luid): New debug function.
1150 (sched_extend_target): New function.
1151 (haifa_init_insn): New static function.
1152 (sched_init_only_bb): New hook.
1153 (sched_split_block): New hook.
1154 (sched_split_block_1): New function.
1155 (sched_create_empty_bb): New hook.
1156 (sched_create_empty_bb_1): New function.
1157 (common_sched_info, ready): New global variables.
1158 (current_sched_info_var): Remove.
1159 (move_block_after_check): Use common_sched_info.
1160 (haifa_luid_for_non_insn): New static function.
1161 (init_before_recovery): Use haifa_init_only_bb instead of
1163 (increase_insn_priority): New.
1164 * modulo-sched.c: (issue_rate): Remove static declaration.
1165 (sms_sched_info): Change type to haifa_sched_info.
1166 (sms_sched_deps_info, sms_common_sched_info): New variables.
1167 (setup_sched_infos): New.
1168 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
1169 Do not call regstat_free_calls_crossed.
1170 (sms_print_insn): Use const_rtx.
1171 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
1172 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
1173 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
1174 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
1175 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
1176 current_sched_info to use it.
1177 (enum reg_pending_barrier_mode): Move to sched-int.h.
1178 (h_d_i_d): New variable. Initialize to NULL.
1179 ({true, output, anti, spec, forward}_dependency_cache): Initialize
1181 (estimate_dep_weak): Remove static declaration.
1182 (sched_has_condition_p): New function. Adjust users of
1183 sched_get_condition to use it instead.
1184 (conditions_mutex_p): Add arguments indicating which conditions are
1186 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
1187 argument to indicate whether returned condition is reversed. Do not
1188 generate new rtx when condition should be reversed; indicate it by
1189 setting new argument instead.
1190 (add_dependence_list_and_free): Add deps parameter.
1191 Update all users. Do not free dependence list when
1192 deps context is readonly.
1193 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
1195 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
1196 (remove_from_deps): New. Use the above functions.
1197 (cur_insn, can_start_lhs_rhs_p): New static variables.
1198 (add_or_update_back_dep_1): Initialize present_dep_type.
1199 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
1200 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
1201 haifa_note_dep): New functions implementing dependence hooks for
1202 the Haifa scheduler.
1203 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
1204 note_dep): New functions.
1205 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
1207 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
1208 (free_deps): Initialize deps->reg_last.
1209 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
1210 sched_analyze_insn): Update to use dependency hooks infrastructure
1211 and readonly contexts.
1212 (deps_analyze_insn): New function. Move part of logic from ...
1213 (sched_analyze): ... here. Also move some logic to ...
1214 (deps_start_bb): ... here. New function.
1215 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
1217 (sched_deps_init): New function. Move code from ...
1218 (init_dependency_caches): ... here. Remove.
1219 (init_deps_data_vector): New.
1220 (sched_deps_finish): New function. Move code from ...
1221 (free_dependency_caches): ... here. Remove.
1222 (init_deps_global, finish_deps_global): Adjust for use with
1223 selective scheduling.
1224 (get_dep_weak): Move logic to ...
1225 (get_dep_weak_1): New function.
1226 (ds_merge): Move logic to ...
1227 (ds_merge_1): New static function.
1228 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
1229 (ds_get_max_dep_weak): New function.
1230 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
1231 (n_insns): Rename to rgn_n_insns.
1232 (debug_ebb_dependencies): New function.
1233 (init_ready_list): Use it.
1234 (begin_schedule_ready): Use sched_init_only_bb.
1235 (ebb_print_insn): Indicate when an insn starts a new cycle.
1236 (contributes_to_priority, compute_jump_reg_dependencies,
1237 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
1238 (add_block1): Remove to ebb_add_block.
1239 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
1240 (schedule_ebb): Initialize them. Use remove_notes instead of
1241 rm_other_notes. Use haifa_local_init/finish.
1242 (schedule_ebbs): Use haifa_sched_init/finish.
1243 * sched-int.h: Include vecprim.h, remove rtl.h.
1244 (struct ready_list): Delete declaration.
1245 (sched_verbose_param, enum sched_pass_id_t,
1246 bb_vec_t, insn_vec_t, rtx_vec_t): New.
1247 (struct sched_scan_info_def): New structure.
1248 (sched_scan_info, sched_scan, sched_init_bbs,
1249 sched_init_luids, sched_finish_luids, sched_extend_target,
1250 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
1251 (struct common_sched_info_def): New.
1252 (common_sched_info, haifa_common_sched_info,
1253 sched_emulate_haifa_p): Declare.
1255 (sched_luids): Declare.
1256 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
1257 (sched_max_luid, insn_luid): Declare.
1258 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
1259 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
1260 print_insn, print_pattern, print_value, haifa_classify_insn,
1261 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
1262 setup_sched_dump, sched_init, sched_finish,
1263 sel_insn_is_speculation_check): Export.
1264 (struct ready_list): Move from haifa-sched.c.
1265 (ready_try, ready, max_issue): Export.
1266 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
1267 sched_init_only_bb, sched_split_block, sched_split_block_1,
1268 sched_create_empty_bb, sched_create_empty_bb_1,
1269 sched_create_recovery_block, sched_create_recovery_edges): Export.
1270 (enum reg_pending_barrier_mode): Export.
1271 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
1273 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
1274 print_insn field. Move add_block and fix_recovery_cfg to
1275 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
1276 (struct sched_deps_info_def): ... this new structure.
1277 (sched_deps_info): Declare.
1278 (struct spec_info_def): Remove weakness_cutoff, add
1279 data_weakness_cutoff and control_weakness_cutoff.
1280 (spec_info): Declare.
1281 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
1283 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
1284 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
1285 (current_sched_info): Change type to struct haifa_sched_info.
1286 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
1287 (h_d_i_d): New variable.
1288 (HDID): New accessor macro.
1289 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
1290 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
1292 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
1293 (enum SCHED_FLAGS): Update for selective scheduler.
1294 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
1295 (init_dependency_caches, free_dependency_caches): Delete declarations.
1296 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
1297 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
1298 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
1299 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
1300 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
1302 (rm_other_notes): Delete declaration.
1303 (schedule_block): Remove one argument.
1304 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
1305 ready_element, ready_lastpos, sched_extend_ready_list,
1306 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
1307 concat_note_lists): Export.
1308 (struct region): Move from sched-rgn.h.
1309 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1310 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1311 BLOCK_TO_BB, CONTAINING_RGN): Export.
1312 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
1313 (current_nr_blocks, current_blocks, target_bb): Likewise.
1314 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
1315 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
1316 sched_rgn_local_init, extend_regions,
1317 rgn_make_new_region_out_of_new_block, compute_priorities,
1318 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
1319 extend_rgns, deps_join rgn_setup_common_sched_info,
1320 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
1321 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
1322 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
1323 increase_insn_priority): Likewise.
1324 * sched-rgn.c: Include sel-sched.h.
1325 (ref_counts): New static variable. Use it ...
1326 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
1327 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
1328 (sched_is_disabled_for_current_region_p): Delete static declaration.
1329 (struct region): Move to sched-int.h.
1330 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1331 ebb_head): Define and initialize.
1332 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1333 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
1334 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
1336 (find_single_block_region): Add new argument to indicate that EBB
1337 regions should be constructed.
1338 (debug_live): Delete declaration.
1339 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
1340 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
1342 (init_regions): Delete declaration.
1343 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
1344 rgn_estimate_number_of_insns): New.
1345 (too_large): Use estimate_number_of_insns.
1346 (haifa_find_rgns): New. Move the code from ...
1347 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
1348 (free_trg_info): New.
1349 (compute_trg_info): Allocate candidate tables here instead of ...
1350 (init_ready_list): ... here.
1351 (rgn_print_insn): Use const_rtx.
1352 (contributes_to_priority, extend_regions): Delete static declaration.
1353 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
1354 (add_block1): Rename to rgn_add_block.
1355 (debug_rgn_dependencies): Delete static qualifier.
1356 (new_ready): Use sched_deps_info. Simplify.
1357 (rgn_common_sched_info, rgn_const_sched_deps_info,
1358 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
1359 (region_sched_info): Rename to rgn_const_sched_info.
1360 (deps_join): New, extracted from ...
1361 (propagate_deps): ... here.
1362 (compute_block_dependences, debug_dependencies): Update for selective
1364 (free_rgn_deps, compute_priorities): New functions.
1365 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
1366 sched_rgn_compute_dependencies): New functions.
1367 (schedule_region): Use them.
1368 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
1369 rgn_setup_common_sched_info, rgn_setup_sched_infos):
1371 (schedule_insns): Call new functions that were split out.
1372 (rgn_make_new_region_out_of_new_block): New.
1373 (get_rgn_sched_max_insns_priority): New.
1374 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
1375 scheduling when appropriate.
1376 * sched-vis.c: Include insn-attr.h.
1377 (print_value, print_pattern): Make global.
1378 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
1379 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
1380 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1381 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1382 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
1383 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
1384 hooks. Initialize them to 0.
1385 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1386 * target.h (struct gcc_target): Add them. Rename gen_check field to
1388 * flags.h (sel_sched_switch_set): Declare.
1389 * opts.c (sel_sched_switch_set): New variable.
1390 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
1391 pipelining is disabled from command line.
1392 (common_handle_option): Record whether selective scheduling is
1393 requested from command line.
1394 * doc/invoke.texi: Document new flags and parameters.
1395 * doc/tm.texi: Document new target hooks.
1396 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
1397 (dfa_state_size): Do not declare locally.
1398 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
1399 * config/rs6000/rs6000.c (rs6000_init_sched_context,
1400 rs6000_alloc_sched_context, rs6000_set_sched_context,
1401 rs6000_free_sched_context): New functions.
1402 (struct _rs6000_sched_context): New.
1403 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
1405 (rs6000_sched_finish): Do not run for selective scheduling.
1407 2008-08-31 Jan Hubicka <jh@suse.cz>
1409 * frv.c (frv_rtx_costs): Update forward declaration.
1410 * spu.c (spu_rtx_costs): Likewise.
1411 * pdp11.c: Include df.h
1412 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
1413 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
1414 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
1415 * iq2000.c (iq2000_address_cost): Add speed argument.
1416 (iq2000_rtx_costs): Likewise.
1417 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
1418 update call of mn10300_address_cost.
1419 * mcore.c: Include df.h
1420 (mcore_rtx_costs): Update prototype.
1421 * score3.c: Include df.h
1422 (score3_rtx_costs): Remove speed argument.
1423 * score7.c: Include df.h
1424 (score7_address_cost): Remove speed argument.
1425 * score-protos.h (score_address_cost): Update prototype.
1426 * score.c: Include df.h
1427 (score_rtx_costs): Update call of costs functions.
1428 * v850.c (v850_rtx_costs): Add bool argument.
1430 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
1432 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
1434 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1436 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
1437 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
1439 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1441 * mkmap-flat.awk: Add option pe_dll.
1442 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
1443 * config/i386/t-cygwin (SHLIB_LC): Add.
1444 * config/i386/t-mingw32 (SHLIB_LC): Add.
1445 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
1446 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
1447 (LINK_SPEC): Support libgcc_s.
1448 (LIBGCC_SPEC): Support libgcc_s.
1449 (LIBGCC_SONAME): New.
1451 2008-08-31 Jan Hubicka <jh@suse.cz>
1453 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
1454 mistakely had old version of patch.
1456 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
1457 (ipcp_estimate_growth): New.
1458 (ipcp_insert_stage): Use ipcp_estimate_growth.
1459 * profile.c (branch_prob): When reading failed, do not consider
1462 2008-08-31 Jan Hubicka <jh@suse.cz>
1464 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
1465 loop is optimized for speed.
1467 2008-08-31 Richard Guenther <rguenther@suse.de>
1470 * fold-const.c (fold_binary): Retain conversions in folding
1473 2008-08-31 Jan Hubicka <jh@suse.cz>
1475 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
1476 * predict.c (maybe_hot_frequency_p): Make inline.
1477 (maybe_hot_count_p): Break out from ...
1478 (maybe_hot_bb_p): ... this one.
1479 (maybe_hot_edge_p): Simplify.
1480 * basic-block.h (probably_cold_bb_p): Remove.
1482 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1485 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
1487 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
1488 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
1489 Also split V4SFmode.
1490 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
1493 2008-08-31 Jan Hubicka <jh@suse.cz>
1495 * predict.c (PROB_VERY_LIKELY): Make small enough so things
1497 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
1499 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1502 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
1505 * dwarf2out.c (native_encode_initializer): Subtract min_index for
1506 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
1508 2008-08-31 Jan Hubicka <jh@suse.cz>
1510 * sparc.h (BRANCH_COST): Fix macro definition.
1511 * avr.c (avr_operand_rtx_cost): Add speed argument.
1512 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
1514 2008-08-31 Richard Guenther <rguenther@suse.de>
1516 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
1517 types instead of operands. Re-instantiate verifying of
1518 binary expression operands.
1520 2008-08-30 Jan Hubicka <jh@suse.cz>
1522 * fwprop.c (should_replace_address): Add speed attribute.
1523 (PR_OPTIMIZE_FOR_SPEED): New flag.
1524 (propagate_rtx_1): Use it.
1525 (propagate_rtx): Set it.
1526 (try_fwprop_subst): Update call of rtx_costs.
1527 (forward_propagate_and_simplify): LIkewise.
1528 * hooks.c (hook_int_rtx_bool_0): New
1529 (hook_bool_rtx_int_int_intp_false): Replace by ...
1530 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1531 * hooks.h (hook_int_rtx_bool_0): New
1532 (hook_bool_rtx_int_int_intp_false): Replace by ...
1533 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1534 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
1535 (prepare_cmp_insn): UPdate call of rtx_cost.
1536 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
1537 (reload_cse_simplify_operands): Update call of rtx_cost.
1538 (reload_cse_move2add): call of rtx_cost.
1539 * target.h (struct gcc_target): Update rtx_costs and address_costs.
1540 * rtlanal.c (rtx_cost): Add speed argument.
1541 (address_cost): Add speed argument
1542 (default_address_cost): Likewise.
1543 (insn_rtx_cost): Likewise.
1544 * cfgloopanal.c (seq_cost): Add speed argument.
1545 (target_reg_cost, target_spill_cost): Turn to array.
1546 (init_set_costs): Update for speed.
1547 (estimate_reg_pressure_cost): Add speed argument.
1548 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
1549 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
1550 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
1551 (seq_cost): Add speed argument.
1552 (computation_cost): Add speed arugment.
1553 (add_cost, multiply_by_const, get_address_cost): add speed argument.
1554 (force_expr_to_var_cost): Update for profile info.
1555 (force_var_cost): Likewise.
1556 (split_address_cost): Likewise.
1557 (ptr_difference_cost): Likewise.
1558 (difference_cost): Likewise.
1559 (get_computation_cost_at): Likewise.
1560 (determine_iv_cost): Likewise.
1561 (ivopts_global_cost_for_size): Likewise.
1562 (rewrite_use_address): Likewise.
1563 (tree_ssa_iv_optimize_loop): Initialize speed field.
1564 * cse.c (optimize_this_for_speed_p): New static var.
1565 (notreg_cost): Update call of rtx_cost.
1566 (cse_extended_basic_block): set optimize_this_for_speed_p.
1567 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
1568 (noce_try_cmove_arith): Likewise.
1569 (noce_try_sign_mask): LIkewise.
1570 * expr.c (compress_float_constant): Update rtx_cost calls.
1571 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
1572 (addr_to_parts): Likewise.
1573 (create_mem_ref): Likewise.
1574 * dse.c (find_shift_sequence): Add speed argument.
1575 (replace_read): Update call.
1576 * calls.c (precompute_register_parameters): Update call of rtx_cost.
1577 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
1578 * neg_cost, shift_cost, shiftadd_cost,
1579 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
1580 mul_highpart_cost): Increase dimension.
1581 (init_expmed): Initialize for both size and speed.
1582 (expand_shift): Use profile.
1583 (synth_mult): Use profile.
1584 (choose_mult_variant): Use profile.
1585 (expand_mult): Use profile.
1586 (expand_mult_highpart_optab): Use profile.
1587 (expand_mult_highpart): Use profile.
1588 (expand_smod_pow2): Use profile.
1589 (expand_divmod): Use profile.
1590 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
1591 * loop-invariant.c (create_new_invariant): Use profile.
1592 (gain_for_invariant): Add speed parameter.
1593 (best_gain_for_invariant): Likewise.
1594 (find_invariants_to_move): Likewise.
1595 (move_single_loop_invariants): Set it.
1596 * target-def.h (TARGET_RTX_COSTS): Use hook.
1597 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
1598 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
1599 * output.h (default_address_cost): Update prototype.
1600 * combine.c (optimize_this_for_speed_p): New static var.
1601 (combine_validate_cost): Update call of rtx_cost.
1602 (combine_instructions): Set optimize_this_for_speed_p.
1603 (expand_compound_operation): Update call of rtx_cost.
1604 (make_extraction):Update call of rtx_cost.
1605 (force_to_mode):Update call of rtx_cost.
1606 (distribute_and_simplify_rtx):Update call of rtx_cost.
1607 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
1608 (estimate_reg_pressure_cost): Update prototype.
1609 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
1610 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
1612 * config/alpha/alpha.c (alpha_rtx_costs): Update.
1613 (alpha_rtx_costs): Update.
1614 * config/frv/frv.c (frv_rtx_costs): Update.
1615 * config/s390/s390.c (s390_rtx_costs): Update.
1616 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
1617 (m32c_rtx_costs): Update.
1618 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
1619 (spu_rtx_costs): Update.
1620 * config/sparc/sparc.c (sparc_rtx_costs): Update.
1621 * config/m32r/m32r.c (m32r_rtx_costs): Update.
1622 * config/i386/i386.c (:ix86_address_cost): Update.
1623 (ix86_rtx_costs): Update.
1624 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
1625 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
1626 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
1627 * config/crx/crx.c (crx_address_cost): Update.
1628 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
1629 * config/stormy16/stormy16.c
1630 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
1631 * config/m68hc11/m68hc11.c
1632 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
1633 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
1634 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
1635 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
1636 * config/ia64/ia64.c (ia64_rtx_costs): Update.
1637 * config/m68k/m68k.c (m68k_rtx_costs): Update.
1638 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
1639 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
1640 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
1641 (mcore_rtx_costs): update.
1642 * config/score/score3.c (score3_rtx_costs): Update.
1643 * config/score/score7.c (score7_rtx_costs): Update.
1644 * config/score/score3.h (score3_rtx_costs):Update.
1645 * config/score/score7.h (score7_rtx_costs): Update.
1646 * config/score/score.c (score_rtx_costs): Update.
1647 * config/arm/arm.c (arm_address_cost): Update.
1648 (arm_rtx_costs_1): Update.
1649 (arm_rtx_costs_1): Update.
1650 (arm_size_rtx_costs): Update.
1651 (arm_size_rtx_costs): Update.
1652 (arm_size_rtx_costs): Update.
1653 (arm_xscale_rtx_costs): Update.
1654 (arm_thumb_address_cost): Update.
1655 * config/pa/pa.c (hppa_address_cost): Update.
1656 * config/mips/mips.c (mips_rtx_costs): Update.
1657 * config/vax/vax.c (vax_address_cost): Update.
1658 * config/h8300/h8300.c (h8300_shift_costs): Update.
1659 (h8300_rtx_costs): Update.
1660 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
1661 (v850_rtx_costs): Update.
1662 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
1663 * config/bfin/bfin.c
1664 (bfin_address_cost): Update.
1665 (bfin_rtx_costs): Update.
1666 * stmt.c (lshift_cheap_p): Update.
1668 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1671 * expmed.c (extract_bit_field_1): Check the mode size to make
1672 sure the vector modes have the same size.
1674 2008-08-29 Michael Meissner <gnu@the-meissners.org>
1676 * dojump.c (top level): Include basic-block.h to declare
1677 optimize_insn_for_speed_p
1679 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
1681 * opts.h (CL_SAVE): New option class for marking options that are
1682 target specific options usable in the target attribute.
1683 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
1685 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
1686 can easily find the target specific options that are safe to use
1687 in the attribute or pragma.
1689 * attribs.c (decl_attributes): Change #pragma GCC option to
1690 #pragma GCC target, and attribute((option(...))) to
1691 attribute((target(...))).
1693 * doc/extend.texi (target attribute): Change from option
1694 attribute. Delete push/pop/reset.
1695 (#pragma GCC target): Change from #pragma GCC option. Delete
1697 (#pragma GCC push_options): Document new pragma.
1698 (#pragma GCC pop_options): Document new pragma.
1699 (#pragma GCC reset_options): Document new pragma.
1701 * targhooks.c (default_target_option_valid_attribute_p): Add
1702 warning about port not supporting target attributes.
1703 (default_target_option_pragma_parse): New function, warn about
1704 #pragma GCC target not being supported.
1706 * targhooks.h (default_target_option_pragma_parse): Add
1709 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
1710 TI_CURRENT_OPTION_PRAGMA.
1711 (current_target_pragma): Rename from current_option_pragma.
1713 * target.h: (struct target_option): Delete booleans for changing
1714 the optimization level on hot/cold functions. Change signature of
1715 pragma_parse hook to take a second tree.
1717 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
1719 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
1720 that the declaration is done at global scope.
1722 * langhooks.c (add_builtin_function_common): Move most of the code
1723 from add_builtin_function here, calling the hook passed in.
1724 (add_builtin_function): Call add_builtin_function_common with
1725 standard builtin hook.
1726 (add_builtin_function_ext_scope): New function to add builtins to
1729 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
1731 (add_builtin_function_ext_scope): Add declaration.
1733 * c-pragma.c (handle_pragma_target): Rename from
1734 handle_pragma_option, #pragma GCC option is now #pragma GCC
1735 target. Move warning about port not supporting target options to
1736 default pragma parse hook. Remove push/pop/reset from this
1738 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
1739 (option_stack): Delete static variable.
1740 (optimize_stack): Ditto.
1741 (optons_stack): New stack of saved target and optimization
1743 (handle_pragma_push_options): New function to handle pushing both
1744 target and optimization options.
1745 (handle_pragma_pop_options): New function to handle popping both
1746 target and optimization options.
1747 (handle_pragma_reset_options): New function to handle resetting
1748 both target and optimization options to their initial state.
1749 (init_pragma): Rename handle_pragma_option to
1750 handle_pragma_target. Add support for push_options, pop_options,
1751 and reset_options pragmas.
1753 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
1754 default_target_option_pragma_parse.
1755 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
1756 default_target_option_valid_attribute_p.
1757 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1758 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1759 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
1760 optimization level on hot/cold functions.
1762 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
1763 if the caller and callee have different optimization levels.
1765 * c-common.c (handle_target_attribute): Rename from
1766 handle_option_attribute, attribute((option(...))) is now
1767 attribute((target(...))). Move warning if the port does not
1768 support target attributes to the default hook.
1769 (handle_hot_attribute): Delete code to change the optimization
1770 level of hot functions.
1771 (handle_cold_attribute): Ditto.
1773 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
1774 argument that is the binary tree options to use if there are no
1775 arguments. Call ix86_valid_target_attribute_tree instead of
1776 ix86_valid_option_attribute_tree.
1777 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
1778 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
1779 ix86_pragma_option_parse.
1781 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
1782 Rename from ix86_valid_option_attribute_tree.
1784 * config/i386/i386.c (ix86_add_new_builtins): New function to add
1785 new builtins when the ISA changes.
1786 (ix86_valid_target_attribute_tree): Rename from
1787 ix86_valid_option_attribute_tree. Change callers. If the
1788 function specified optimization options, use those as the starting
1789 point before setting up the target attributes. If the
1790 optimization options were changed in the course of setting the
1791 target attributes, record the new optimization options.
1792 (ix86_valid_target_attribute_tree_inner_p): Rename from
1793 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
1794 ix86_add_new_builtins if the ISA changed.
1795 (ix86_valid_target_attribute_p): Rename from
1796 ix86_valid_option_attribute_p. Change callers.
1797 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
1798 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
1799 as delayed builtin functions.
1800 (struct builtin_isa): New structure to record builtin functions
1801 that should be delayed until the ISA for that function is used.
1802 (ix86_builtins_isa): Change from int to struct to track builtin
1803 functions we want to declare at some point.
1804 (def_builtin): If the front end can delay defining the builtin
1805 functions, don't create builtins for ISAs not part of the default
1807 (def_builtin_const): Ditto.
1808 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
1809 __builtin_ia32_pcmov_v2di to be different builtin functions.
1810 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
1811 a structure instead of an int.
1812 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
1813 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
1814 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1815 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1817 * config/ia64/ia64.h
1818 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1819 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1821 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
1822 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
1823 (LANG_HOOKS_INITIALIZER): Add
1824 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
1826 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
1829 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
1830 the reload address with the index register for SFmode
1831 access with a displacement.
1833 2008-08-30 Jan Hubicka <jh@suse.cz>
1835 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
1836 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
1837 * dojump.c (do_jump): Likewise.
1838 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
1839 (note-if_info): Add BRANCH_COST.
1840 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
1841 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
1842 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
1844 * expr.h (BRANCH_COST): Update default.
1845 * predict.c (predictable_edge_p): New function.
1846 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
1847 Update BRANCH_COST call.
1848 * basic-block.h (predictable_edge_p): Declare.
1849 * config/alpha/alpha.h (BRANCH_COST): Update.
1850 * config/frv/frv.h (BRANCH_COST): Update.
1851 * config/s390/s390.h (BRANCH_COST): Update.
1852 * config/spu/spu.h (BRANCH_COST): Update.
1853 * config/sparc/sparc.h (BRANCH_COST): Update.
1854 * config/m32r/m32r.h (BRANCH_COST): Update.
1855 * config/i386/i386.h (BRANCH_COST): Update.
1856 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
1857 * config/sh/sh.h (BRANCH_COST): Update.
1858 * config/pdp11/pdp11.h (BRANCH_COST): Update.
1859 * config/avr/avr.h (BRANCH_COST): Update.
1860 * config/crx/crx.h (BRANCH_COST): Update.
1861 * config/xtensa/xtensa.h (BRANCH_COST): Update.
1862 * config/stormy16/stormy16.h (BRANCH_COST): Update.
1863 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
1864 * config/iq2000/iq2000.h (BRANCH_COST): Update.
1865 * config/ia64/ia64.h (BRANCH_COST): Update.
1866 * config/rs6000/rs6000.h (BRANCH_COST): Update.
1867 * config/arc/arc.h (BRANCH_COST): Update.
1868 * config/score/score.h (BRANCH_COST): Update.
1869 * config/arm/arm.h (BRANCH_COST): Update.
1870 * config/pa/pa.h (BRANCH_COST): Update.
1871 * config/mips/mips.h (BRANCH_COST): Update.
1872 * config/vax/vax.h (BRANCH_COST): Update.
1873 * config/h8300/h8300.h (BRANCH_COST): Update.
1874 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
1875 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
1876 * doc/tm.texi (BRANCH_COST): Update.
1878 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
1881 * config/arm/arm.c (arm_optimization_options): Set
1882 flag_section_anchors to 2 instead of 1 to distinguish it from
1883 -fsection-anchors given explicitely on the command line.
1885 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
1887 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
1888 final insn of a split.
1890 2008-08-30 Jan Hubicka <jh@suse.cz>
1892 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
1893 optimized for speed.
1894 * final.c (compute_alignments): Use optimize_bb_for_size_p.
1895 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
1896 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
1897 flag_gcse_after_reload_set): New static vars.
1898 (common_handle_option): Enable those flags for profile-use.
1899 (decode_options): Remove optimize_size flags that are handled
1900 on higher granuality.
1901 * tree-vectorizer.c (vectorize_loops): Use
1902 optimize_loop_nest_for_speed_p.
1903 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
1904 * tree-predcom.c (tree_predictive_commoning): Use
1905 optimize_loop_for_speed_p.
1906 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
1907 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
1908 * predict.c (optimize_loop_for_speed_p): Fix walk.
1910 2008-08-30 Jan Hubicka <jh@suse.cz>
1912 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
1914 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
1915 profile presence locally.
1917 2008-08-29 Joseph Myers <joseph@codesourcery.com>
1920 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
1921 versions before 4.0.
1923 2008-08-29 Jan Hubicka <jh@suse.cz>
1925 * tree-inline.c (insert_init_stmt): Insert sequence even when
1928 2008-08-29 Jeff Law <law@redhat.com>
1930 * mn10300.c (mn10300_secondary_reload_class): We need secondary
1931 reloads for AM33-2 if IN is a pseudo with an equivalent memory
1932 location and class is an FP register.
1934 2008-08-29 Jan Hubicka <jh@suse.cz>
1936 * see.c (see_merge_one_def_extension): Silence used uninitialized
1938 * matrix-reorg.c (check_allocation_function): Likewise.
1939 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
1941 2008-08-29 Jakub Jelinek <jakub@redhat.com>
1944 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
1945 compute new & and | in type rather than TREE_TYPE (arg0).
1947 * dwarf2out.c (fortran_common): Update comment.
1948 (gen_variable_die): Swap com_die and var_die variables in Fortran
1949 COMMON block handling code.
1951 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
1953 * dwarf2out.c (gen_const_die): New function.
1954 (size_of_die, value_format, output_die): Output larger
1955 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
1956 (native_encode_initializer): New function.
1957 (tree_add_const_value_attribute): Call it.
1958 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
1960 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
1961 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
1962 TREE_THIS_VOLATILE to add_type_attribute.
1964 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
1966 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
1969 * dwarf2out.c (loc_by_reference): New function.
1970 (add_location_or_const_value_attribute): Use it.
1973 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
1974 as DW_TAG_variable children of DW_TAG_common_block rather than
1975 DW_TAG_member children. Put DW_AT_external to individual
1976 DW_TAG_variable DIEs, not to DW_TAG_common_block.
1978 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
1979 loc_descriptor_from_tree_1.
1983 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
1984 arguments to imported_module_or_decl.
1985 (debug_nothing_tree_tree): Removed.
1986 (debug_nothing_tree_tree_tree_bool): New prototype.
1987 * debug.c (do_nothing_debug_hooks): Adjust.
1988 (debug_nothing_tree_tree): Removed.
1989 (debug_nothing_tree_tree_tree_bool): New function.
1990 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
1991 (gen_variable_die): Put all common vars for the
1992 same COMMON block under one DW_TAG_common_block.
1993 (declare_in_namespace): Return new context_die, for Fortran
1994 return the module DIE instead of adding extra declarations into
1996 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
1997 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
1998 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
2000 (dwarf2out_global_decl): Don't skip Fortran global vars.
2001 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
2002 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
2003 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
2004 DW_TAG_imported_declaration as child of previous
2005 DW_TAG_imported_module.
2006 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
2007 * sdbout.c (sdb_debug_hooks): Likewise.
2008 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2010 2008-08-29 Jan Hubicka <jh@suse.cz>
2012 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
2014 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
2015 * ipa-cp.c (n_cloning_candidates): New static variable.
2016 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
2017 (ipcp_print_all_lattices): Improve debug output.
2018 (ipcp_cloning_candidate_p): New function.
2019 (ipcp_initialize_node_lattices): Use it.
2020 (ipcp_init_stage): Do only analyzis here; prettier debug output.
2021 (ipcp_propagate_stage): Prettier debug output.
2022 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
2023 (ipcp_print_all_structures): Remove.
2024 (ipcp_need_redirect_p): Test !n_cloning_candidates.
2025 (ipcp_insert_stage): Prettier debug output; call
2026 cgraph_remove_unreachable_nodes before propagating.
2027 (pass_ipa_cp): Schedule function removal pass.
2028 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
2030 (cgraph_maybe_hot_edge_p): Move to ...
2031 * predict.c (cgraph_maybe_hot_edge_p) ... here.
2032 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
2033 (common_handle_option): Set them; enable ipa-cp when profiling.
2034 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
2035 (ipa_print_all_jump_functions): Likewise.
2036 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
2037 (ipa_print_node_params, ipa_print_all_params): New.
2038 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
2039 ipa_print_all_param_flags): Remove.
2040 (ipa_print_node_params, ipa_print_all_params): New.
2042 2008-08-29 Bob Wilson <bob.wilson@acm.org>
2044 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
2045 change from 2008-04-03.
2046 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
2048 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2052 * ira-color.c (push_allocnos_to_stack): Truncate
2053 removed_splay_allocno_vec.
2055 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2058 * ira-color (ira_fast_allocation): Don't assign hard registers to
2061 2008-08-29 Jan Hubicka <jh@suse.cz>
2064 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
2065 for cold internal loops.
2067 2008-08-29 Richard Guenther <rguenther@suse.de>
2069 * tree-ssa-structalias.c (create_variable_info_for): Do not
2070 create fields for heap vars or vars with a noalias state.
2071 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
2074 2008-08-29 Richard Guenther <rguenther@suse.de>
2076 * common.opt (ftree-store-ccp): Mark as preserved for
2077 backward compatibility.
2078 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
2079 * tree-pass.h (pass_store_ccp): Remove.
2080 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
2081 (first_vdef): Remove declaration.
2082 (get_value_loaded_by): Likewise.
2083 * tree-ssa-ccp.c (do_store_ccp): Remove.
2084 (get_default_value): Simplify as do_store_ccp is always false
2085 now. Do not initialize mem_ref.
2086 (set_value_varying): Likewise.
2087 (canonicalize_float_value): Likewise.
2088 (set_lattice_value): Likewise.
2089 (likely_value): Likewise.
2090 (surely_varying_stmt_p): Likewise.
2091 (ccp_initialize): Likewise.
2092 (ccp_lattice_meet): Likewise.
2093 (ccp_visit_phi_node): Likewise.
2094 (ccp_fold): Likewise.
2095 (evaluate_stmt): Likewise.
2096 (visit_assignment): Likewise.
2097 (ccp_visit_stmt): Likewise.
2098 (execute_ssa_ccp): Fold into ...
2099 (do_ssa_ccp): ... this.
2100 (do_ssa_store_ccp): Remove.
2101 (gate_store_ccp): Likewise.
2102 (pass_store_ccp): Likewise.
2103 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
2105 * tree-ssa-propagate.c (first_vdef): Remove.
2106 (get_value_loaded_by): Likewise.
2107 (replace_vuses_in): Likewise.
2108 (substitute_and_fold): Do not call replace_vuses_in.
2109 * opts.c (decode_options): Do not set flag_tree_store_ccp.
2111 2008-08-29 Richard Guenther <rguenther@suse.de>
2114 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
2115 PARAM_NOALIAS tags with is_heapvar.
2116 * tree-ssa-operands.c (access_can_touch_variable): Offset
2117 based tests do not apply for heapvars. Fix offset test.
2119 2008-08-29 Jan Hubicka <jh@suse.cz>
2121 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
2122 (-fipa-cp-clone): Enabled by default at -O3.
2123 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
2124 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
2126 2008-08-29 Jan Hubicka <jh@suse.cz>
2128 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
2130 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
2132 * gimple.c (giple_copy_call_skip_args): New function.
2133 (giple_copy_call_skip_args): Declare.
2135 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
2136 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
2137 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
2138 (ipcp_create_replace_map): Improve debug output.
2139 (ipcp_need_redirect_p): Return false when not clonning.
2140 (ipcp_update_callgraph): Skip args.
2141 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
2143 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
2144 (save_inline_function_body): Update call of tree_function_versioning.
2145 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
2146 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
2147 (tree_function_versioning): Likewise.
2148 * tree-inline.h (tree_function_versioning): Update prototype.
2150 2008-08-29 Jan Hubicka <jh@suse.cz>
2152 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
2153 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
2154 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
2155 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
2156 * value-prof.c (gimple_divmod_fixed_value_transform,
2157 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
2158 gimple_stringops_transform): Use optimize_bb_for_size_p.
2159 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
2160 * final.c (compute_alignments): Use optimize_function_for_size_p.
2161 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
2162 (fold_builtin_strcpy, fold_builtin_fputs): Use
2163 optimize_function_for_size_p.
2164 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
2165 * recog.c (relax_delay_slots): Likewise.
2166 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
2167 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
2168 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
2169 optimize_function_for_size_p.
2170 (cgraph_decide_inlining_of_small_function): Use
2171 optimize_function_for_size_p.
2172 * global.c (find_reg): Use optimize_function_for_size_p.
2173 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
2174 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
2175 flag_prefetch_loop_arrays. Those can work it out from profile.
2176 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
2177 optimize_loop_for_speed_p.
2178 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
2180 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
2181 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
2182 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
2183 * local-alloc.c (block_alloc): Pass BB pointer.
2184 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
2185 * gcse.c (gcse_main): Use optimize_function_for_size_p.
2186 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
2187 (decide_peel_completely): Likewise.
2188 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
2189 optimize_loop_for_size_p.
2190 (vect_enhance_data_refs_alignment): Likewise.
2191 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
2192 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
2193 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
2194 (try_crossjump_bb): Use optimize_bb_for_size_p.
2195 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
2196 optimize_loop_for_speed_p.
2197 * bb-reorder.c (find_traces_1_round): Likewise.
2198 (copy_bb): Use optimize_bb_for_speed_p.
2199 (duplicate_computed_gotos): Likewise.
2200 * basic-block.h (optimize_loop_nest_for_size_p,
2201 optimize_loop_nest_for_speed_p): New.
2202 * stmt.c (expand_case): Use optimize_insn_for_size_p.
2204 2008-08-29 Tristan Gingold <gingold@adacore.com>
2206 * gcov.c (main): Call expandargv.
2208 2008-08-29 Jan Hubicka <jh@suse.cz>
2210 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
2212 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2214 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
2215 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2217 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
2219 2008-08-29 Jan Hubicka <jh@suse.cz>
2221 * tree-pass.h (pass_strip_predict_hints): Declare.
2222 * predict.c (strip_builtin_expect): Rename to ...
2223 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
2224 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
2225 (tree_estimate_probability): Do not strip builtin_expect.
2226 (pass_strip_predict_hints): New pass.
2227 * tree-inline.c (expand_call_inline): When inlining cold function, predict
2229 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
2231 2008-08-29 Richard Guenther <rguenther@suse.de>
2233 PR tree-optimization/37207
2234 * tree-vrp.c (extract_range_from_binary_expr): Also try
2235 to constant fold if only one of the operands is a constant.
2237 2008-08-29 Nick Clifton <nickc@redhat.com>
2239 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
2240 the same way as SYMBOL_REFs.
2242 2008-08-28 Bob Wilson <bob.wilson@acm.org>
2244 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
2246 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2248 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
2249 * config/mips/mips.md (branch_likely): Remove const. Fix
2251 (define_delay for type "branch"): Change to only apply for branch
2252 with likely variant.
2253 (define_delay for type "branch" and "branch_likely" no). New delay
2255 (equality_op): New code iterator.
2256 (bbv, bbinv): New code attributes.
2257 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
2260 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2261 Andrew Pinski <pinskia@gcc.gnu.org>
2264 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
2266 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
2268 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
2269 rule that a symbolic constant must be defined and >= 0 for the
2270 corresponding facility to be present at compile-time.
2271 * gthr-posix.c: Likewise.
2273 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2275 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
2276 * config/mips/mips.md (D): New mode attribute.
2277 (mulsi3, muldi3): Merge it into ...
2278 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
2280 (muldi3_mul3): New pattern.
2281 (mulsi3_mult3): Rename to mulsi3_mul3.
2283 2008-08-28 Jan Hubicka <jh@suse.cz>
2285 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
2287 * predict.c (always_optimize_for_size_p): Rename to ...
2288 (optimize_function_for_size): ... this one; make extern.
2289 (optimize_function_for_speed_p): New.
2290 (optimize_bb_for_size_p, optimize_bb_for_size_p,
2291 optimize_edge_for_size_p,optimize_edge_for_size_p,
2292 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
2293 * basic-block.h (optimize_function_for_size_p,
2294 optimize_function_for_speed_p): Declare.
2295 * i386.md (optimize_size checks): Replace them by appropriate
2297 (standard_80387_constant_p, ix86_compute_frame_layout,
2298 ix86_expand_epilogue, ix86_decompose_address,
2299 print_operand, emit_i387_cw_initialization,
2300 inline_memory_move_cost, ix86_pad_returns,
2301 ix86_reorg): Replace optimize_size checks.
2303 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
2305 * rtl.h (simplify_subreg_regno): Declare.
2306 * rtlanal.c (simplify_subreg_regno): New function, split out from...
2307 * simplify-rtx.c (simplify_subreg): ...here.
2308 * reload.c (find_reloads): Use simplify_subreg_regno instead of
2309 subreg_offset_representable_p.
2311 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2314 * c-typeck.c (convert_for_assignment): Give a note describing what
2315 was passed and what was expected.
2317 2008-08-28 Joey Ye <joey.ye@intel.com>
2319 * doc/extend.texi: Document AVX built-in functions.
2320 * doc/invoke.texi: Document -mavx.
2322 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
2323 Joey Ye <joey.ye@intel.com>
2324 Xuepeng Guo <xuepeng.guo@intel.com>
2326 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
2328 * config/i386/cpuid.h (bit_FMA): New.
2329 (bit_XSAVE): Likewise.
2330 (bit_OSXSAVE): Likewise.
2331 (bit_AVX): Likewise.
2333 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
2334 define. Use ASM_OUTPUT_AVX_PREFIX.
2336 * config/i386/gmmintrin.h: New.
2338 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
2339 (OPTION_MASK_ISA_AVX_SET): New.
2340 (OPTION_MASK_ISA_FMA_SET): Likewise.
2341 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
2342 (OPTION_MASK_ISA_FMA_SET): Likewise.
2343 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
2344 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
2345 (pta_flags): Add PTA_AVX and PTA_FMA.
2346 (override_options): Handle PTA_AVX and PTA_FMA.
2347 (init_cumulative_args): Handle warn_avx.
2348 (classify_argument): Return 0 for COImode and OImode. Return
2349 1 and X86_64_AVX_CLASS for 256bit vector types.
2350 (examine_argument): Handle X86_64_AVX_CLASS.
2351 (construct_container): Likewise.
2352 (function_arg_advance_32): Pass OImode and 256bit vector types
2354 (function_arg_advance_64): Take a new argument to indicate if a
2355 parameter is named. Handle 256bit vector types. Return
2356 immediately for unnamed 256bit vector mode parameters.
2357 (function_arg_advance): Updated.
2358 (function_arg_32): Add comments for TImode. Handle OImode
2359 and 256bit vector types.
2360 (function_arg_64): Take a new argument to indicate if a
2361 parameter is named. Handle 256bit vector types. Return NULL
2362 for unnamed 256bit vector mode parameters.
2363 (function_arg): Updated.
2364 (setup_incoming_varargs_64): Support
2365 AVX encoding for *sse_prologue_save_insn.
2366 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
2367 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
2368 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
2369 enabled, otherwise return -3.
2370 (standard_sse_constant_opcode): Handle AVX and 256bit vector
2372 (print_reg): Support AVX registers. Handle 'x' and 't'.
2373 Handle 'd' to duplicate the operand.
2374 (print_operand): Likewise. Also support AVX vector compare
2376 (output_387_binary_op): Support AVX.
2377 (output_fp_compare): Likewise.
2378 (ix86_expand_vector_move_misalign): Likewise.
2379 (ix86_attr_length_vex_default): New.
2380 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2381 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2382 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2383 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2384 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
2385 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2386 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
2387 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
2388 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
2389 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
2390 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
2391 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
2392 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
2393 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
2394 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2395 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
2396 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
2397 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2398 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
2399 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
2400 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2401 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2402 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2403 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
2404 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
2405 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
2406 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
2407 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2408 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
2409 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
2410 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
2411 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
2412 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
2413 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2414 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2415 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2416 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
2417 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
2418 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
2419 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
2420 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
2421 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
2422 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
2423 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
2424 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
2425 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
2426 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2427 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2428 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2429 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2430 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2431 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2432 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2433 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2434 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2435 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2436 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2437 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2438 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2439 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2440 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2441 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2442 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2443 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
2444 and IX86_BUILTIN_MOVMSKPS256,
2445 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
2446 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
2447 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
2448 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
2449 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
2450 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
2451 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
2452 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
2453 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
2454 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
2455 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
2456 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
2457 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
2458 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
2459 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
2460 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
2461 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
2462 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
2463 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
2464 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
2465 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
2466 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
2467 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
2468 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
2469 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
2470 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
2471 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
2472 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
2473 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2474 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2475 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
2476 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
2477 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
2478 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
2479 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
2480 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
2481 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
2482 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
2483 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2484 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2485 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2486 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2487 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
2488 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
2489 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
2490 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
2491 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
2492 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
2493 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
2494 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
2495 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
2496 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
2497 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2498 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
2499 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2500 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
2501 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2502 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2504 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
2505 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
2506 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
2507 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2508 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2509 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2510 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
2511 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2512 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
2513 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2514 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
2515 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2516 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
2517 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
2518 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
2519 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
2520 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2521 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2522 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2523 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2524 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2525 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2526 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2527 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2528 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2529 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2530 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2531 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2532 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2533 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2534 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2535 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2536 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2537 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
2538 IX86_BUILTIN_MOVMSKPS256.
2539 (ix86_init_mmx_sse_builtins): Support AVX builtins.
2540 (ix86_expand_args_builtin): Likewise.
2541 (ix86_expand_special_args_builtin): Likewise.
2542 (ix86_hard_regno_mode_ok): Handle AVX modes.
2543 (ix86_expand_vector_init_duplicate): Likewise.
2544 (ix86_expand_vector_init_one_nonzero): Likewise.
2545 (ix86_expand_vector_init_one_var): Likewise.
2546 (ix86_expand_vector_init_concat): Likewise.
2547 (ix86_expand_vector_init_general): Likewise.
2548 (ix86_expand_vector_set): Likewise.
2549 (ix86_vector_mode_supported_p): Likewise.
2550 (x86_extended_reg_mentioned_p): Check INSN_P before using
2553 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
2554 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
2556 * config/i386/i386.h (TARGET_AVX): New.
2557 (TARGET_FMA): Likewise.
2558 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
2559 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
2560 (VALID_AVX256_REG_MODE): New.
2561 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2562 (AVX_FLOAT_MODE_P): Likewise.
2563 (AVX128_VEC_FLOAT_MODE_P): Likewise.
2564 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2565 (AVX_VEC_FLOAT_MODE_P): Likewise.
2566 (ASM_OUTPUT_AVX_PREFIX): Likewise.
2567 (ASM_OUTPUT_OPCODE): Likewise.
2568 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
2570 (SSE_REG_MODE_P): Allow 256bit vector modes.
2571 (ix86_args): Add a warn_avx field.
2573 * config/i386/i386.md (UNSPEC_PCMP): New.
2574 (UNSPEC_VPERMIL): Likewise.
2575 (UNSPEC_VPERMIL2): Likewise.
2576 (UNSPEC_VPERMIL2F128): Likewise.
2577 (UNSPEC_MASKLOAD): Likewise.
2578 (UNSPEC_MASKSTORE): Likewise.
2579 (UNSPEC_CAST): Likewise.
2580 (UNSPEC_VTESTP): Likewise.
2581 (UNSPECV_VZEROALL): Likewise.
2582 (UNSPECV_VZEROUPPER): Likewise.
2583 (XMM0_REG): Likewise.
2584 (XMM1_REG): Likewise.
2585 (XMM2_REG): Likewise.
2586 (XMM3_REG): Likewise.
2587 (XMM4_REG): Likewise.
2588 (XMM5_REG): Likewise.
2589 (XMM6_REG): Likewise.
2590 (XMM8_REG): Likewise.
2591 (XMM9_REG): Likewise.
2592 (XMM10_REG): Likewise.
2593 (XMM11_REG): Likewise.
2594 (XMM12_REG): Likewise.
2595 (XMM13_REG): Likewise.
2596 (XMM14_REG): Likewise.
2597 (XMM15_REG): Likewise.
2599 (prefix_vex_imm8): Likewise.
2600 (prefix_vex_w): Likewise.
2601 (length_vex): Likewise.
2604 (*avx_ashlti3): Likewise.
2605 (*avx_lshrti3): Likewise.
2606 (*avx_setcc<mode>): Likewise.
2607 (*fop_<mode>_comm_mixed_avx): Likewise.
2608 (*fop_<mode>_comm_avx): Likewise.
2609 (*fop_<mode>_1_mixed_avx): Likewise.
2610 (*fop_<mode>_1_avx): Likewise.
2611 (*avx_<code><mode>3): Likewise.
2612 (*avx_ieee_smin<mode>3): Likewise.
2613 (*avx_ieee_smax<mode>3): Likewise.
2614 (mode): Add OI, V8SF and V4DF.
2615 (length): Support VEX prefix.
2616 (*cmpfp_i_mixed): Set prefix attribute.
2617 (*cmpfp_i_sse): Likewise.
2618 (*cmpfp_iu_mixed): Likewise.
2619 (*cmpfp_iu_sse): Likewise.
2620 (*movsi_1): Support AVX.
2621 (*movdi_2): Likewise.
2622 (*movdi_1_rex64): Likewise.
2623 (*movti_internal): Likewise.
2624 (*movti_rex64): Likewise.
2625 (*movsf_1): Likewise.
2626 (*movdf_nointeger): Likewise.
2627 (*movdf_integer_rex64): Likewise.
2628 (*movtf_internal): Likewise.
2629 (zero_extendsidi2_32): Likewise.
2630 (zero_extendsidi2_rex64): Likewise.
2631 (*extendsfdf2_mixed): Likewise.
2632 (*extendsfdf2_sse): Likewise.
2633 (*truncdfsf_fast_mixed): Likewise.
2634 (*truncdfsf_fast_sse): Likewise.
2635 (*truncdfsf_mixed): Likewise.
2636 (fix_trunc<mode>di_sse): Likewise.
2637 (fix_trunc<mode>si_sse): Likewise.
2638 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
2639 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
2640 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
2641 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
2642 (*rcpsf2_sse): Likewise.
2643 (*rsqrtsf2_sse): Likewise.
2644 (*sqrt<mode>2_sse): Likewise.
2645 (sse4_1_round<mode>2): Likewise.
2646 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
2647 Support AVX. Set length attribute properly for AVX.
2649 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
2650 (VECTOR_MODES (FLOAT, 32)): Likewise.
2651 (VECTOR_MODE (INT, DI, 8)): Likewise.
2652 (VECTOR_MODE (INT, HI, 32)): Likewise.
2653 (VECTOR_MODE (INT, QI, 64)): Likewise.
2654 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
2655 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
2656 (VECTOR_MODE (INT, DI, 4)): Removed.
2657 (VECTOR_MODE (INT, SI, 8)): Likewise.
2658 (VECTOR_MODE (INT, HI, 16)): Likewise.
2659 (VECTOR_MODE (INT, QI, 32)): Likewise.
2660 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
2661 (INT_MODE (OI, 32)): Likewise.
2663 * config/i386/i386.opt (mavx): New.
2666 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
2668 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
2669 (*mov<mode>_internal_avx): New.
2670 (*movv2sf_internal_rex64_avx): Likewise.
2671 (*movv2sf_internal_avx): Likewise.
2673 * config/i386/predicates.md (const_4_to_5_operand): New.
2674 (const_6_to_7_operand): Likewise.
2675 (const_8_to_11_operand): Likewise.
2676 (const_12_to_15_operand): Likewise.
2677 (avx_comparison_float_operator): Likewise.
2679 * config/i386/sse.md (AVX256MODEI): New.
2680 (AVX256MODE): Likewise.
2681 (AVXMODEQI): Likewise.
2682 (AVXMODE): Likewise.
2683 (AVX256MODEF2P): Likewise.
2684 (AVX256MODE2P): Likewise.
2685 (AVX256MODE4P): Likewise.
2686 (AVX256MODE8P): Likewise.
2687 (AVXMODEF2P): Likewise.
2688 (AVXMODEF4P): Likewise.
2689 (AVXMODEDCVTDQ2PS): Likewise.
2690 (AVXMODEDCVTPS2DQ): Likewise.
2691 (avxvecmode): Likewise.
2692 (avxvecpsmode): Likewise.
2693 (avxhalfvecmode): Likewise.
2694 (avxscalarmode): Likewise.
2695 (avxcvtvecmode): Likewise.
2696 (avxpermvecmode): Likewise.
2697 (avxmodesuffixf2c): Likewise.
2698 (avxmodesuffixp): Likewise.
2699 (avxmodesuffixs): Likewise.
2700 (avxmodesuffix): Likewise.
2701 (vpermilbits): Likewise.
2702 (pinsrbits): Likewise.
2703 (mov<mode>): Likewise.
2704 (*mov<mode>_internal): Likewise.
2705 (push<mode>1): Likewise.
2706 (movmisalign<mode>): Likewise.
2707 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2708 (avx_movdqu<avxmodesuffix>): Likewise.
2709 (avx_lddqu<avxmodesuffix>): Likewise.
2710 (<plusminus_insn><mode>3): Likewise.
2711 (*avx_<plusminus_insn><mode>3): Likewise.
2712 (*avx_vm<plusminus_insn><mode>3): Likewise.
2713 (mul<mode>3): Likewise.
2714 (*avx_mul<mode>3): Likewise.
2715 (*avx_vmmul<mode>3): Likewise.
2716 (divv8sf3): Likewise.
2717 (divv4df3): Likewise.
2718 (avx_div<mode>3): Likewise.
2719 (*avx_div<mode>3): Likewise.
2720 (*avx_vmdiv<mode>3): Likewise.
2721 (avx_rcpv8sf2): Likewise.
2722 (*avx_vmrcpv4sf2): Likewise.
2723 (sqrtv8sf2): Likewise.
2724 (avx_sqrtv8sf2): Likewise.
2725 (*avx_vmsqrt<mode>2): Likewise.
2726 (rsqrtv8sf2): Likewise.
2727 (avx_rsqrtv8sf2): Likewise.
2728 (*avx_vmrsqrtv4sf2): Likewise.
2729 (<code><mode>3): Likewise.
2730 (*avx_<code><mode>3_finite): Likewise.
2731 (*avx_<code><mode>3): Likewise.
2732 (*avx_vm<code><mode>3): Likewise.
2733 (*avx_ieee_smin<mode>3): Likewise.
2734 (*avx_ieee_smax<mode>3): Likewise.
2735 (avx_addsubv8sf3): Likewise.
2736 (avx_addsubv4df3): Likewise.
2737 (*avx_addsubv4sf3): Likewise.
2738 (*avx_addsubv2df3): Likewise.
2739 (avx_h<plusminus_insn>v4df3): Likewise.
2740 (avx_h<plusminus_insn>v8sf3): Likewise.
2741 (*avx_h<plusminus_insn>v4sf3): Likewise.
2742 (*avx_h<plusminus_insn>v2df3): Likewise.
2743 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
2744 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
2745 (*avx_maskcmp<mode>3): Likewise.
2746 (avx_nand<mode>3): Likewise.
2747 (*avx_<code><mode>3): Likewise.
2748 (*avx_nand<mode>3): Likewise.
2749 (*avx_<code><mode>3): Likewise.
2750 (*avx_cvtsi2ss): Likewise.
2751 (*avx_cvtsi2ssq): Likewise.
2752 (*avx_cvtsi2sd): Likewise.
2753 (*avx_cvtsi2sdq): Likewise.
2754 (*avx_cvtsd2ss): Likewise.
2755 (avx_cvtss2sd): Likewise.
2756 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
2757 (avx_cvtps2dq<avxmodesuffix>): Likewise.
2758 (avx_cvttps2dq<avxmodesuffix>): Likewise.
2759 (*avx_cvtsi2sd): Likewise.
2760 (*avx_cvtsi2sdq): Likewise.
2761 (avx_cvtdq2pd256): Likewise.
2762 (avx_cvtpd2dq256): Likewise.
2763 (avx_cvttpd2dq256): Likewise.
2764 (*avx_cvtsd2ss): Likewise.
2765 (*avx_cvtss2sd): Likewise.
2766 (avx_cvtpd2ps256): Likewise.
2767 (avx_cvtps2pd256): Likewise.
2768 (*avx_movhlps): Likewise.
2769 (*avx_movlhps): Likewise.
2770 (avx_unpckhps256): Likewise.
2771 (*avx_unpckhps): Likewise.
2772 (avx_unpcklps256): Likewise.
2773 (*avx_unpcklps): Likewise.
2774 (avx_movshdup256): Likewise.
2775 (avx_movsldup256): Likewise.
2776 (avx_shufps256): Likewise.
2777 (avx_shufps256_1): Likewise.
2778 (*avx_shufps_<mode>): Likewise.
2779 (*avx_loadhps): Likewise.
2780 (*avx_storelps): Likewise.
2781 (*avx_loadlps): Likewise.
2782 (*avx_movss): Likewise.
2783 (*vec_dupv4sf_avx): Likewise.
2784 (*vec_concatv2sf_avx): Likewise.
2785 (*vec_concatv4sf_avx): Likewise.
2786 (*vec_setv4sf_0_avx): Likewise.
2787 (*vec_setv4sf_avx): Likewise.
2788 (*avx_insertps): Likewise.
2789 (avx_vextractf128<mode>): Likewise.
2790 (vec_extract_lo_<mode>): Likewise.
2791 (vec_extract_hi_<mode>): Likewise.
2792 (vec_extract_lo_<mode>): Likewise.
2793 (vec_extract_hi_<mode>): Likewise.
2794 (vec_extract_lo_v16hi): Likewise.
2795 (vec_extract_hi_v16hi): Likewise.
2796 (vec_extract_lo_v32qi): Likewise.
2797 (vec_extract_hi_v32qi): Likewise.
2798 (avx_unpckhpd256): Likewise.
2799 (*avx_unpckhpd): Likewise.
2800 (avx_movddup256): Likewise.
2801 (*avx_movddup): Likewise.
2802 (avx_unpcklpd256): Likewise.
2803 (*avx_unpcklpd): Likewise.
2804 (avx_shufpd256): Likewise.
2805 (avx_shufpd256_1): Likewise.
2806 (*avx_punpckhqdq): Likewise.
2807 (*avx_punpcklqdq): Likewise.
2808 (*avx_shufpd_<mode>): Likewise.
2809 (*avx_storehpd): Likewise.
2810 (*avx_loadhpd): Likewise.
2811 (*avx_loadlpd): Likewise.
2812 (*avx_movsd): Likewise.
2813 (*vec_concatv2df_avx): Likewise.
2814 (*avx_<plusminus_insn><mode>3): Likewise.
2815 (*avx_<plusminus_insn><mode>3): Likewise.
2816 (*avx_mulv8hi3): Likewise.
2817 (*avxv8hi3_highpart): Likewise.
2818 (*avx_umulv8hi3_highpart): Likewise.
2819 (*avx_umulv2siv2di3): Likewise.
2820 (*avx_mulv2siv2di3): Likewise.
2821 (*avx_pmaddwd): Likewise.
2822 (*avx_mulv4si3): Likewise.
2823 (*avx_ashr<mode>3): Likewise.
2824 (*avx_lshr<mode>3): Likewise.
2825 (*avx_ashl<mode>3): Likewise.
2826 (*avx_<code><mode>3): Likewise.
2827 (*avx_eq<mode>3): Likewise.
2828 (*avx_gt<mode>3): Likewise.
2829 (*avx_nand<mode>3): Likewise.
2830 (*avx_nand<mode>3): Likewise.
2831 (*avx_<code><mode>3): Likewise.
2832 (*avx_<code><mode>3): Likewise.
2833 (*avx_packsswb): Likewise.
2834 (*avx_packssdw): Likewise.
2835 (*avx_packuswb): Likewise.
2836 (*avx_punpckhbw): Likewise.
2837 (*avx_punpcklbw): Likewise.
2838 (*avx_punpckhwd): Likewise.
2839 (*avx_punpcklwd): Likewise.
2840 (*avx_punpckhdq): Likewise.
2841 (*avx_punpckldq): Likewise.
2842 (*avx_pinsr<avxmodesuffixs>): Likewise.
2843 (*avx_pinsrq): Likewise.
2844 (*avx_loadld): Likewise.
2845 (*vec_extractv2di_1_rex64_avx): Likewise.
2846 (*vec_extractv2di_1_avx): Likewise.
2847 (*vec_dupv2di_avx): Likewise.
2848 (*vec_concatv2si_avx): Likewise.
2849 (*vec_concatv4si_1_avx): Likewise.
2850 (*vec_concatv2di_avx): Likewise.
2851 (*vec_concatv2di_rex64_avx): Likewise.
2852 (*avx_uavgv16qi3): Likewise.
2853 (*avx_uavgv8hi3): Likewise.
2854 (*avx_psadbw): Likewise.
2855 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
2856 (*avx_phaddwv8hi3): Likewise.
2857 (*avx_phadddv4si3): Likewise.
2858 (*avx_phaddswv8hi3): Likewise.
2859 (*avx_phsubwv8hi3): Likewise.
2860 (*avx_phsubdv4si3): Likewise.
2861 (*avx_phsubswv8hi3): Likewise.
2862 (*avx_pmaddubsw128): Likewise.
2863 (*avx_pmulhrswv8hi3): Likewise.
2864 (*avx_pshufbv16qi3): Likewise.
2865 (*avx_psign<mode>3): Likewise.
2866 (*avx_palignrti): Likewise.
2867 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2868 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2869 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2870 (*avx_mpsadbw): Likewise.
2871 (*avx_packusdw): Likewise.
2872 (*avx_pblendvb): Likewise.
2873 (*avx_pblendw): Likewise.
2874 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2875 (avx_ptest256): Likewise.
2876 (avx_roundp<avxmodesuffixf2c>256): Likewise.
2877 (*avx_rounds<ssemodesuffixf2c>): Likewise.
2878 (*avx_aesenc): Likewise.
2879 (*avx_aesenclast): Likewise.
2880 (*avx_aesdec): Likewise.
2881 (*avx_aesdeclast): Likewise.
2882 (avx_vzeroupper): Likewise.
2883 (avx_vzeroupper_rex64): Likewise.
2884 (avx_vpermil<mode>): Likewise.
2885 (avx_vpermilvar<mode>3): Likewise.
2886 (avx_vpermil2<mode>3): Likewise.
2887 (avx_vperm2f128<mode>3): Likewise.
2888 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2889 (avx_vbroadcastss256): Likewise.
2890 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
2891 (avx_vinsertf128<mode>): Likewise.
2892 (vec_set_lo_<mode>): Likewise.
2893 (vec_set_hi_<mode>): Likewise.
2894 (vec_set_lo_<mode>): Likewise.
2895 (vec_set_hi_<mode>): Likewise.
2896 (vec_set_lo_v16hi): Likewise.
2897 (vec_set_hi_v16hi): Likewise.
2898 (vec_set_lo_v32qi): Likewise.
2899 (vec_set_hi_v32qi): Likewise.
2900 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2901 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2902 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
2903 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
2904 (vec_init<mode>): Likewise.
2905 (*vec_concat<mode>_avx): Likewise.
2906 (blendbits): Support V8SF and V4DF.
2907 (sse2_movq128): Support AVX.
2908 (<sse>_movnt<mode>): Likewise.
2909 (sse2_movntv2di): Likewise.
2910 (sse_rcpv4sf2): Likewise.
2911 (sse_sqrtv4sf2): Likewise.
2912 (sse_rsqrtv4sf2): Likewise.
2913 (<sse>_comi): Likewise.
2914 (<sse>_ucomi): Likewise.
2915 (sse_cvtss2si): Likewise.
2916 (sse_cvtss2si_2): Likewise.
2917 (sse_cvtss2siq): Likewise.
2918 (sse_cvtss2siq_2): Likewise.
2919 (sse_cvttss2si): Likewise.
2920 (sse_cvttss2siq): Likewise.
2921 (sse2_cvtsd2si): Likewise.
2922 (sse2_cvtsd2si_2): Likewise.
2923 (sse2_cvtsd2siq): Likewise.
2924 (sse2_cvtsd2siq_2): Likewise.
2925 (sse2_cvttsd2si): Likewise.
2926 (sse2_cvttsd2siq): Likewise.
2927 (sse2_cvtdq2pd): Likewise.
2928 (*sse2_cvtpd2dq): Likewise.
2929 (*sse2_cvttpd2dq): Likewise.
2930 (*sse2_cvtpd2ps): Likewise.
2931 (sse2_cvtps2pd): Likewise.
2932 (sse3_movshdup): Likewise.
2933 (sse3_movsldup): Likewise.
2934 (sse_storehps): Likewise.
2935 (*sse4_1_extractps): Likewise.
2936 (sse2_storelpd): Likewise.
2937 (vec_dupv2df_sse3): Likewise.
2938 (*vec_concatv2df_sse3): Likewise.
2939 (*sse4_1_pextrb): Likewise.
2940 (*sse4_1_pextrb_memory): Likewise.
2941 (*sse2_pextrw): Likewise.
2942 (*sse4_1_pextrw_memory): Likewise.
2943 (*sse4_1_pextrd): Likewise.
2944 (*sse4_1_pextrq): Likewise.
2945 (sse2_pshufd_1): Likewise.
2946 (sse2_pshuflw_1): Likewise.
2947 (sse2_pshufhw_1): Likewise.
2948 (*sse2_storeq_rex64): Likewise.
2949 (*vec_dupv4si): Likewise.
2950 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
2951 (sse2_pmovmskb): Likewise.
2952 (*sse2_maskmovdqu): Likewise.
2953 (*sse2_maskmovdqu_rex64): Likewise.
2954 (sse_ldmxcsr): Likewise.
2955 (sse_stmxcsr): Likewise.
2956 (abs<mode>2): Likewise.
2957 (sse4_1_movntdqa): Likewise.
2958 (sse4_1_phminposuw): Likewise.
2959 (sse4_1_extendv8qiv8hi2): Likewise.
2960 (*sse4_1_extendv8qiv8hi2): Likewise.
2961 (sse4_1_extendv4qiv4si2): Likewise.
2962 (*sse4_1_extendv4qiv4si2): Likewise.
2963 (sse4_1_extendv2qiv2di2): Likewise.
2964 (*sse4_1_extendv2qiv2di2): Likewise.
2965 (sse4_1_extendv4hiv4si2): Likewise.
2966 (*sse4_1_extendv4hiv4si2): Likewise.
2967 (sse4_1_extendv2hiv2di2): Likewise.
2968 (*sse4_1_extendv2hiv2di2): Likewise.
2969 (sse4_1_extendv2siv2di2): Likewise.
2970 (*sse4_1_extendv2siv2di2): Likewise.
2971 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2972 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2973 (sse4_1_zero_extendv4qiv4si2): Likewise.
2974 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2975 (sse4_1_zero_extendv2qiv2di2): Likewise.
2976 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2977 (sse4_1_zero_extendv4hiv4si2): Likewise.
2978 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2979 (sse4_1_zero_extendv2hiv2di2): Likewise.
2980 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2981 (sse4_1_zero_extendv2siv2di2): Likewise.
2982 (*sse4_1_zero_extendv2siv2di2): Likewise.
2983 (sse4_1_ptest): Likewise.
2984 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
2985 (sse4_2_pcmpestri): Likewise.
2986 (sse4_2_pcmpestrm): Likewise.
2987 (sse4_2_pcmpistri): Likewise.
2988 (sse4_2_pcmpistrm): Likewise.
2990 (aeskeygenassist): Likewise.
2992 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
2994 * config/i386/predicates.md (vzeroall_operation): New.
2996 * config/i386/sse.md (avx_vzeroall): New.
2997 (*avx_vzeroall): Likewise.
2999 2008-08-28 Paul Brook <paul@codesourcery.com>
3000 Mark Shinwell <shinwell@codesourcery.com>
3001 Richard Earnshaw <richard.earnshaw@arm.com>
3003 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
3004 (TARGET_MIN_ANCHOR_OFFSET): New.
3005 (arm_override_options): Set correct anchor ranges for Thumb-1
3006 and Thumb-2 if required.
3007 (legitimize_pic_address): Handle case involving a TLS symbol
3008 reference with an addend.
3009 (arm_optimization_options): Enable section anchors at -O1 and
3011 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
3012 * config/arm/arm-protos.h (arm_optimization_options): New.
3014 2008-08-28 Nick Clifton <nickc@redhat.com>
3016 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
3017 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
3020 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
3021 * config/v850/v850.md (return): Remove frame size restriction.
3023 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
3025 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
3027 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
3029 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
3031 2008-08-28 Paul Brook <paul@codesourcery.com>
3033 * config/arm/vfp11.md: Update license notice.
3034 * config/arm/cortex-r4.md: Ditto.
3036 2008-08-28 Richard Guenther <rguenther@suse.de>
3038 PR tree-optimization/37207
3039 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
3042 2008-08-28 Dodji Seketeli <dodji@redhat.com>
3045 * tree.c (int_fits_type_p): Don't forget unsigned integers
3046 of type sizetype which higher end word equals -1.
3048 2008-08-28 Ira Rosen <irar@il.ibm.com>
3050 * target.h (struct vectorize): Add new target builtin.
3051 * tree-vectorizer.c (destroy_loop_vec_info): Call
3052 vect_free_slp_instance instead of vect_free_slp_node.
3053 * tree-vectorizer.h (enum slp_load_perm_type): New.
3054 (struct _slp_instance): Add new fields.
3055 (SLP_INSTANCE_LOAD_PERMUTATION): New.
3056 (SLP_INSTANCE_LOADS): New.
3057 (vect_free_slp_tree): Remove.
3058 (vect_free_slp_instance): Declare.
3059 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
3060 (vectorizable_load): Add argument.
3061 (vect_transform_slp_perm_load): New.
3062 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
3064 (vect_get_place_in_interleaving_chain): New function.
3065 (vect_free_slp_tree): Make static.
3066 (vect_free_slp_instance): New function.
3067 (vect_build_slp_tree): Add new arguments. Allow load permutations and
3068 collect the load location in the interleaving chain.
3069 (vect_supported_slp_permutation_p): New function.
3070 (vect_supported_load_permutation_p): Likewise.
3071 (vect_analyze_slp_instance): In case of loads permutation, call
3072 vect_supported_load_permutation_p to check that the permutation is
3074 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
3075 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
3076 (vect_create_mask_and_perm): New function.
3077 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
3078 (vectorizable_load): Add an argument. Don't keep the created vectors
3079 statements in the node if permutation is required. Call
3080 vect_transform_slp_perm_load to generate the permutation.
3081 (vect_transform_stmt): Add new argument. Call vectorizable_load with
3082 additional argument.
3083 (vect_schedule_slp_instance): In case of loads permutation, allocate
3084 vectorized statements structure for all the related SLP nodes. Call
3085 vect_transform_stmt with addditional argument.
3086 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
3087 * config/spu/spu.c (spu_builtin_vec_perm): New.
3088 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3089 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
3090 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
3091 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3093 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
3095 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
3096 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
3097 __gthread_cond_signal, __gthread_cond_timedwait,
3098 __gthread_cond_timedwait_recursive): New functions.
3099 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
3101 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
3104 2008-08-28 Richard Guenther <rguenther@suse.de>
3107 * fold-const.c (maybe_canonicalize_comparison_1): Require
3108 undefined overflow only for canonicalizing A +- CST cmp CST.
3109 Make sure to not generate new constants that are not inside
3110 their TYPE_MIN/MAX_VALUE range.
3111 (maybe_canonicalize_comparison): Remove undefined overflow
3113 (fold_binary): Remove now duplicate folding.
3115 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3117 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
3118 use not updated in the last change.
3120 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3122 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
3123 (IRA_COVER_CLASSES): Add FPUL_REGS.
3125 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3128 * c-common.c (conversion_warning): Check for null operands.
3130 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3133 * c-decl.c (check_for_loop_decls): Improve error message. Give
3136 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3139 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
3140 (convert_for_assignment): Pass corrent OPT_W* parameter to
3141 WARN_FOR_ASSIGNMENT.
3143 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3146 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
3148 2008-08-27 Paul Brook <paul@codesourcery.com>
3150 * config.gcc: Loosen checks for arm uclinux eabi targets.
3152 2008-08-27 Paul Brook <paul@codesourcery.com>
3154 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
3156 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
3158 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
3160 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
3161 the enumerators of an ENUMERAL_TYPE.
3162 * dbxout.c (dbxout_type): Ditto.
3164 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
3167 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
3168 (fwprop_addr): Check that the loop_father is not the outer loop.
3170 2008-08-26 Paul Brook <paul@codesourcery.com>
3172 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
3173 Remove documentation entry for fmul type.
3174 Use fmuls to annotate single-precision multiplication patterns,
3175 fmuld to annotate double-precision multiplication patterns,
3176 fmacs to annotate single-precision multiply-accumulate patterns
3177 and fmacd to annotate double-precision multiply-accumulate patterns.
3178 * config/arm/vfp11.md: Update reservations accordingly.
3179 * config/arm/arm.md: Note that certain values of the "type"
3180 attribute are documented in vfp.md.
3181 * config/arm/arm1020e.md: Remove out of date duplicate comment.
3182 (v10_cvt): Use new fmul types.
3184 2008-08-26 Paul Brook <paul@codesourcery.com>
3186 * config/arm/vfp.md: Move pipeline description for VFP11 to...
3187 * config/arm/vfp11.md: ...here. New.
3188 * config/arm/arm.md: Include vfp11.md.
3190 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
3192 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
3193 parameter to inform call.
3195 2008-08-26 Jeff Law <law@redhat.com>
3197 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
3198 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
3199 preferred class when copying a constant into a partial word register.
3201 2008-08-26 Ben Elliston <bje@au.ibm.com>
3203 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
3204 * cp/typeck.c: Likewise.
3205 * cp/tree.c: Likewise.
3206 * gimple-low.c: Likewise.
3209 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
3211 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
3212 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
3214 * doc/passes.texi: Describe IRA.
3216 * doc/tm.texi (IRA_COVER_CLASSES,
3217 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
3219 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
3220 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
3221 -fira-propagate-cost, -fno-ira-share-save-slots,
3222 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
3224 * flags.h (ira_algorithm): New enumeration.
3225 (flag_ira_algorithm, flag_ira_verbose): New external variable
3228 * postreload.c (gate_handle_postreload): Don't do post reload
3229 optimizations unless the reload is completed.
3231 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
3234 * tree-pass.h (pass_ira): New external variable declaration.
3236 * reload.h: Add 2008 to the Copyright.
3238 * cfgloopanal.c: Include params.h.
3239 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
3242 * params.h (IRA_MAX_LOOPS_NUM): New macro.
3244 * toplev.c (ira.h): New include.
3245 (flag_ira_algorithm, flag_ira_verbose): New external variables.
3246 (backend_init_target): Call ira_init.
3247 (backend_init): Call ira_init_once.
3248 (finalize): Call finish_ira_once.
3250 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
3251 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
3254 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
3255 may_move_out_cost): New external variable declarations.
3256 (move_table): New typedef.
3258 * caller-save.c: Include headers output.h and ira.h.
3259 (no_caller_save_reg_set): New global variable.
3260 (save_slots_num, save_slots): New variables.
3261 (reg_save_code, reg_restore_code, add_stored_regs): Add
3263 (init_caller_save): Set up no_caller_save_reg_set.
3264 (init_save_areas): Reset save_slots_num.
3265 (saved_hard_reg): New structure.
3266 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
3267 (initiate_saved_hard_regs, new_saved_hard_reg,
3268 finish_saved_hard_regs, saved_hard_reg_compare_func): New
3270 (setup_save_areas): Add code for sharing stack slots.
3271 (all_blocks): New variable.
3272 (save_call_clobbered_regs): Process pseudo-register too.
3273 (mark_set_regs): Process pseudo-register too.
3274 (insert_one_insn): Put the insn after bb note in a empty basic
3275 block. Add insn check.
3277 * global.c (eliminable_regset): Make it external.
3278 (mark_elimination): Use DF_LR_IN for IRA.
3279 (pseudo_for_reload_consideration_p): New.
3280 (build_insn_chain): Make it external. Don't ignore spilled
3281 pseudos for IRA. Use pseudo_for_reload_consideration_p.
3282 (gate_handle_global_alloc): New function.
3283 (pass_global_alloc): Add the gate function.
3285 * opts.c (decode_options): Set up flag_ira. Print the warning for
3287 (common_handle_option): Process -fira-algorithm and -fira-verbose.
3289 * timevar.def (TV_IRA, TV_RELOAD): New passes.
3291 * regmove.c (regmove_optimize): Don't do replacement of output for
3294 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
3295 New external variable declarations.
3297 * local-alloc.c (update_equiv_regs): Make it external. Return
3298 true if jump label rebuilding should be done. Rescan new_insn for
3300 (gate_handle_local_alloc): New function.
3301 (pass_local_alloc): Add the gate function.
3303 * alias.c (value_addr_p, stack_addr_p): New functions.
3304 (nonoverlapping_memrefs_p): Use them for IRA.
3306 * common.opt (fira, fira-algorithm, fira-coalesce,
3307 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
3308 fira-verbose): New options.
3310 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
3311 move_cost, may_move_in_cost, may_move_out_cost): Make the
3313 (move_table): Remove typedef.
3314 (init_move_cost): Make it external.
3315 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
3318 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
3319 setup_reg_classes): New function prototypes.
3320 (eliminable_regset): New external variable declaration.
3321 (build_insn_chain, update_equiv_regs): New function prototypes.
3323 * Makefile.in (IRA_INT_H): New definition.
3324 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
3325 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
3326 (reload1.o, toplev.o): Add dependence on ira.h.
3327 (cfgloopanal.o): Add PARAMS_H.
3328 (caller-save.o): Add dependence on output.h and ira.h.
3329 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
3330 ira-emit.o, ira-lives.o): New entries.
3332 * passes.c (pass_ira): New pass.
3334 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
3336 * reload1.c (ira.h): Include the header.
3337 (changed_allocation_pseudos): New bitmap.
3338 (init_reload): Initiate the bitmap.
3339 (compute_use_by_pseudos): Permits spilled registers in FROM.
3340 (temp_pseudo_reg_arr): New variable.
3341 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
3342 IRA. Call alter_reg with the additional parameter. Don't clear
3343 spilled_pseudos for IRA. Restore original insn chain for IRA.
3344 Clear changed_allocation_pseudos at the end of reload.
3345 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
3346 (hard_regno_to_pseudo_regno): New variable.
3347 (count_pseudo): Check spilled pseudos. Set up
3348 hard_regno_to_pseudo_regno.
3349 (count_spilled_pseudo): Check spilled pseudos. Update
3350 hard_regno_to_pseudo_regno.
3351 (find_reg): Use better_spill_reload_regno_p. Check
3352 hard_regno_to_pseudo_regno.
3353 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
3355 (eliminate_regs_1): Use additional parameter for alter_reg.
3356 (finish_spills): Set up pseudo_previous_regs only for spilled
3357 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
3358 more arguments. Don't clear live_throughout and dead_or_set for
3359 spilled pseudos. Use additional parameter for alter_reg. Call
3360 mark_allocation_change. Set up changed_allocation_pseudos.
3361 Remove sanity check.
3362 (emit_input_reload_insns, delete_output_reload): Use additional
3363 parameter for alter_reg. Call mark_allocation_change.
3364 (substitute, gen_reload_chain_without_interm_reg_p): New
3366 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
3368 * testsuite/gcc.dg/20080410-1.c: New file.
3370 * config/s390/s390.h (IRA_COVER_CLASSES,
3371 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
3373 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
3375 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
3377 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
3379 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
3381 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
3383 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
3385 2008-08-24 Jeff Law <law@redhat.com>
3386 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
3387 when ignoring unavailable registers.
3389 2008-08-24 Jeff Law <law@redhat.com>
3390 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
3391 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
3392 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
3393 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
3395 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
3396 * ira-build.c (allocno_range_compare_func): Stabilize sort.
3398 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
3399 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
3400 * reload1.c (find_reg): Process registers in register allocation order.
3402 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3403 * toplev.c (backend_init_target): Move ira_init call from
3405 (lang_dependent_init_target): ...to here.
3407 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3408 * ira.c (setup_class_subset_and_memory_move_costs): Don't
3409 calculate memory move costs for NO_REGS.
3411 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
3412 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
3413 STACK_REGS is defined.
3415 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3416 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
3418 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
3419 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
3421 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
3422 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
3423 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
3426 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
3427 Dorit Nuzman <dorit@il.ibm.com>
3429 * gcc/config/spu/spu.md (vec_extract_evenv4si,
3430 vec_extract_evenv4sf, vec_extract_evenv8hi,
3431 vec_extract_evenv16qi, vec_extract_oddv4si,
3432 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
3433 vec_interleave_highv4sf, vec_interleave_lowv4sf,
3434 vec_interleave_highv4si, vec_interleave_lowv4si,
3435 vec_interleave_highv8hi, vec_interleave_lowv8hi,
3436 vec_interleave_highv16qi, vec_interleave_lowv16qi,
3437 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
3439 2008-08-25 Janis Johnson <janis187@us.ibm.com>
3442 * config/rs6000/rs6000.c (optimization_options): Don't default to
3443 section anchors without toplevel reorder.
3445 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3447 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
3448 (mfc_end_critical_section): Likewise.
3450 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3452 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
3453 all type qualifiers from element type to vector type.
3455 2008-08-25 David Daney <ddaney@avtrex.com>
3457 * config/mips/mips.md (immediate_insn): Move up in file, fix
3458 comment typo, reformat.
3459 (fetchop_bit, atomic_hiqi_op memory_barrier,
3460 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
3461 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
3462 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
3463 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
3464 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
3465 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
3466 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
3467 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
3468 sync_old_nand<mode>, sync_new_nand<mode>,
3469 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
3470 test_and_set_12): Moved to sync.md.
3472 * config/mips/sync.md: New file.
3474 2008-08-25 Richard Henderson <rth@redhat.com>
3476 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
3477 (regsave): Likewise.
3478 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
3479 (output_cfi_directive): Likewise.
3480 (div_data_align): New.
3481 (output_cfi): Use it.
3483 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
3485 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
3486 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
3487 (TARGET_OCTEON): New macro.
3488 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
3489 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
3490 (ISA_HAS_POP): New macro.
3491 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3493 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
3495 * config/mips/mips.md (cpu): Add octeon.
3496 (type): Add pop attribute value.
3497 (popcount<mode>2): New pattern.
3498 * doc/invoke.texi (-march=@var{arch}): Add octeon.
3500 2008-08-24 Jan Hubicka <jh@suse.cz>
3502 * doc/invoke.texi (-fipa-cp-clone): New option.
3503 (-fipa-cp): Update docs.
3504 (--param ipcp-unit-growth):New.
3505 * ipa-cp.c: Include fibheap.h, params.h
3506 (ipcp_initialize_node_lattices): When not cloning, all externally
3507 visible functions are bottom.
3508 (ipcp_need_redirect_p): Accept clones.
3509 (ipcp_insert_stage): Use cost driven heuristics.
3510 (max_count, dead_nodes): New static vars.
3511 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
3512 ipcp_const_param_count): New functions.
3513 * common.opt (ipa-cp-clone): New command line option.
3514 * params.def (ipcp-unit-growth): New.
3516 2008-08-24 Jan Hubicka <jh@suse.cz>
3518 * tree-inline.c (tree_function_versioning): Look harder
3519 for referenced vars.
3521 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
3523 PR tree-optimization/37185
3524 * matrix-reorg.c (transform_access_sites): Update changed stmt.
3526 2008-08-23 Jan Hubicka <jh@suse.cz>
3528 * ipa-cp.c (ipcp_analyze_node): New function.
3529 (ipcp_update_cloned_node): Use it.
3530 (ipcp_init_stage): Likewise.
3531 * ipa-inline.c (function_insertion_hook_holder): New static var.
3532 (analyze_function): Break out from ....
3533 (inline_generate_summary): Here; register insertion hook.
3534 (cgraph_decide_inlining): Remove hook.
3535 (add_new_function): New function.
3537 2008-08-23 Jan Hubicka <jh@suse.cz>
3539 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
3541 2008-08-23 Jan Hubicka <jh@suse.cz>
3543 * ipa-cp.c (constant_val_insert): Remove.
3544 (ipcp_propagate_one_const): Remove.
3545 (ipcp_create_replace_map): Always insert replacements to the map.
3546 (ipcp_insert_stage): Do not try to insert statements by hand.
3547 * tree-inline.c (insert_init_stmt): Break out from ...
3548 (setup_one_parameter): ... here; allow NULL BB pointer.
3549 (tree_function_versioning): Use setup_one_parameter to process
3552 2008-08-23 Jan Hubicka <jh@suse.cz>
3554 * tree.c (decl_address_ip_invariant_p): New function.
3555 * tree.h (decl_address_ip_invariant_p): Declare.
3556 * gimple.c (strip_invariant_refs): Break out from ...
3557 (is_gimple_invariant_address): ... here
3558 (is_gimple_ip_invariant_address): New function.
3559 (is_gimple_ip_invariant): New function.
3560 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
3563 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
3564 (ipcp_lat_is_insertable): All constants are insertable.
3565 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
3566 IPA_CONST_VALUE_REF.
3567 (ipcp_initialize_node_lattices): Propagate all types of operands.
3568 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
3569 (ipcp_create_replace_map): Reformat.
3570 (ipcp_need_redirect_p): Simplify.
3571 (ipcp_insert_stage): Check that argument is used before clonning.
3572 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
3573 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
3574 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
3575 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
3576 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
3577 (jump_func_type): Remove IPA_CONST_VALUE_REF.
3578 * tree-inline.c (tree_function_versioning): Add variables referenced by
3581 2008-08-23 Jan Hubicka <jh@suse.cz>
3584 * i386.c (standard_80387_constant_p): Use optimize_size.
3586 2008-08-23 Ira Rosen <irar@il.ibm.com>
3588 PR tree-optimization/37161
3589 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
3590 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
3591 (vect_determine_vectorization_factor): Move the scalar type
3592 retrieval to vect_get_smallest_scalar_type.
3593 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
3594 scalar type. Remove redundant computation.
3595 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
3596 (vect_get_slp_defs): Take the type of RHS into account if
3597 necessary by calling vect_get_smallest_scalar_type. Call
3598 vect_get_constant_vectors with additional argument.
3600 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3603 * doc/invoke.texi (Wwrite-strings): Clarify description.
3605 2008-08-23 Ira Rosen <irar@il.ibm.com>
3607 PR tree-optimization/37174
3608 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
3609 def stmt is a part of the loop before accessing its stmt_vec_info.
3611 2008-08-22 Anatoly Sokolov <aesok@post.ru>
3614 * config/avr/avr.md (UNSPEC_SWAP): New constants.
3615 (*swap): New insn pattern.
3616 (*ashlqi3): Rename from ashlqi3 insn pattern.
3617 (ashlqi3): New expanders.
3618 (*lshrqi3): Rename from lshrqi3 insn pattern.
3619 (lshrqi3): New expanders.
3620 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
3621 lshrqi3_const5, lshrqi3_const6): New splitters.
3622 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
3623 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
3626 2008-08-22 Richard Guenther <rguenther@suse.de>
3628 PR tree-optimization/37078
3629 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
3630 [+INF, +INF] ranges.
3632 2008-08-22 Richard Guenther <rguenther@suse.de>
3634 PR tree-optimization/37143
3635 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
3636 a conversion statement instead of a copy.
3638 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
3641 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
3642 CCCmode, CCOmode and CCSmode destination modes.
3645 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
3646 from different units in a single alternative.
3647 (*vec_extractv2sf_1): Ditto.
3648 (*vec_extractv2si_0): Ditto.
3649 (*vec_extractv2si_1): Ditto.
3650 * config/i386/sse.md (sse2_storehpd): Ditto.
3651 (sse2_storelpd): Ditto.
3652 (sse2_loadhpd): Ditto.
3653 (sse2_loadlpd): Ditto.
3656 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
3657 (popcountsi2): Ditto.
3658 (clzdi2_abm): Ditto.
3659 (popcountdi2): Ditto.
3660 (clzhi2_abm): Ditto.
3661 (popcounthi2): Ditto.
3663 2008-08-22 Richard Guenther <rguenther@suse.de>
3667 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
3668 if the multiplication does not overflow.
3670 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
3672 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
3674 2008-08-21 Richard Henderson <rth@redhat.com>
3676 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
3677 spurrious comma from test.
3678 * configure: Rebuild.
3680 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3683 * builtins.c (fold_builtin_next_arg): Add warning about undefined
3686 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
3688 * c-tree.h (grokfield): New argument.
3689 * c-decl.c (grokfield): Handle new location argument.
3690 * c-parser.c (c_parser_struct_declaration): Pass location to
3693 2008-08-21 Richard Guenther <rguenther@suse.de>
3695 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
3697 2008-08-21 Jan Hubicka <jh@suse.cz>
3699 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
3700 (cgraph_add_function_insertion_hook,
3701 cgraph_remove_function_insertion_hook,
3702 cgraph_call_function_insertion_hooks): New functions.
3703 * cgraph.h (cgraph_add_function_insertion_hook,
3704 cgraph_remove_function_insertion_hook,
3705 cgraph_call_function_insertion_hooks): Declare.
3706 * ipa-reference.c (function_insertion_hook_holder): New variable.
3707 (check_operand, look_for_address_of): When checking late, do not care
3708 about module bitmaps.
3709 (add_new_function): New function.
3710 (generate_summary): Register hooks; zero module bitmaps.
3711 (propagate): Unregister hooks.
3712 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
3713 (add_new_function): New function.
3714 (generate_summary): Register hook.
3715 (propagate): Remove hook.
3717 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
3719 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
3720 * ipa-cp.c (ipcp_update_cloned_node): New function.
3721 (build_const_val): Handle functions correctly; bring type logic
3722 into sync with tree-inline.c
3723 (ipcp_init_stage): Take care of computing stuff needed by
3724 indirect inlining; update clones.
3725 (ipcp_generate_summary): Break out of ipcp_driver.
3726 (ipcp_driver): Do only execution and transformation.
3727 (pass_ipa_cp): Make IPA_PASS.
3728 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
3730 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
3731 ipcp, some info is already available.
3732 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
3733 * tree-inline.c (remap_ssa_name): Unshare expression.
3735 2008-08-21 Richard Guenther <rguenther@suse.de>
3737 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
3738 a PHI ask VN if it is already available.
3739 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
3740 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
3742 2008-08-21 Richard Guenther <rguenther@suse.de>
3745 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
3746 makes sure to produce a result of the correct type.
3748 2008-08-21 Jan Hubicka <jh@suse.cz>
3749 Backport from LTO branch:
3751 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3752 Jan Hubicka <jh@suse.cz>
3755 (init_state, finish_state, set_function_state, generate_summary):
3757 (scan_stmt): Renamed from scan_function. Changed to keep state in
3758 local static vars rather than cgraph aux field.
3759 (propagate): Renamed from static_execute. Changed to keep state in
3760 local static vars rather than cgraph aux field.
3761 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
3762 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
3764 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3766 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
3767 * ipa-reference.c (init_function_info, generate_summary,
3768 propagate): New functions.
3769 (analyze_function): Call init_function_info.
3770 (static_execute): Stripped into generate_summary and propagate.
3771 (pass_ipa_reference): Made into ipa_opt_pass.
3773 2008-08-21 Richard Guenther <rguenther@suse.de>
3775 PR tree-optimization/37181
3776 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
3778 (extract_range_from_unary_expr): Likewise.
3780 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3782 * diagnostic.c (pedwarn_at): Rename as pedwarn.
3784 * toplev.h (pedwarn_at): Likewise.
3785 * builtins.c: Update all calls to pedwarn.
3786 * c-lex.c: Likewise.
3787 * toplev.c: Likewise.
3788 * c-tree.h: Likewise.
3789 * c-decl.c: Likewise.
3790 * c-errors.c: Likewise.
3791 * c-typeck.c: Likewise.
3792 * c-common.c: Likewise.
3793 * c-parser.c: Likewise.
3795 2008-08-20 Joseph Myers <joseph@codesourcery.com>
3798 * config/sparc/sparc.c (function_arg_slotno): Handle structure
3799 with MODE_VECTOR_INT mode.
3801 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3804 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
3805 initialized outside the current module.
3806 (warn_uninitialized_var): Ignore left-hand side when walking the
3807 trees. Ignore address expressions. Examine VUSE operands in gimple
3808 statements with a variable declaration on the right-hand side.
3810 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
3813 * rtlanal.c (subreg_offset_representable_p): Revert last change.
3815 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3818 * c-common.c (conversion_warning): Do not warn if applying bit-and
3819 operator to unsigned constant that fits in the target type.
3821 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3824 * c-common.c (conversion_warning): Do not warn for artificial
3827 2008-08-20 Richard Guenther <rguenther@suse.de>
3829 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
3830 (extract_range_from_binary_expr): Fall back to constant propagation.
3831 (extract_range_from_unary_expr): Likewise.
3833 2008-08-20 Richard Guenther <rguenther@suse.de>
3835 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
3836 with TREE_THIS_VOLATILE on shared nodes.
3837 (fold_stmt_r): Likewise.
3839 2008-08-20 Jakub Jelinek <jakub@redhat.com>
3842 * c-parser.c (c_parser_attributes): For keywords use canonical
3843 spelling for attr_name.
3845 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3847 * value-prof.c (check_counter): Revert wrong call to error.
3849 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3851 * profile.c: Update calls to inform.
3852 * value-prof.c: Update calls to inform.
3854 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3856 * diagnostic.c (inform): Add an explicit location_t parameter.
3857 * toplev.h (inform): Update declaration.
3858 * builtins.c: Update all calls to inform.
3859 * c-common.c: Likewise.
3860 * c-decl.c: Likewise.
3861 * c-opts.c: Likewise.
3862 * c-pch.c: Likewise.
3863 * c-pragma.c: Likewise.
3864 * c-typeck.c: Likewise.
3865 * coverage.c: Likewise.
3867 * toplev.c: Likewise.
3868 * tree-cfg.c: Likewise.
3869 * tree-ssa.c: Likewise.
3871 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
3874 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
3875 V2DI mode, for SSE4.1, use movq instead of vector set if the
3876 second element is zero and inter-unit moves are OK.
3878 2008-08-20 Richard Guenther <rguenther@suse.de>
3880 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
3881 properly handle conversion/copy chains after tuplification.
3883 2008-08-20 Richard Guenther <rguenther@suse.de>
3885 * passes.c (init_optimization_passes): Move the second
3886 forwprop pass before alias computation. Remove the second
3887 DCE pass. Remove the first dominator and phi copy/const
3890 2008-08-20 Nick Clifton <nickc@redhat.com>
3892 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
3893 support of this feature. Do not assume that a sufficiently new
3894 assembler will support the feature regardless of the target type.
3895 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
3896 * configure: Regenerate.
3898 2008-08-20 Richard Guenther <rguenther@suse.de>
3900 * tree-vrp.c (found_in_subgraph): Remove.
3901 (live): New global static.
3902 (live_on_edge): New function.
3903 (blocks_visited): Remove.
3904 (register_edge_assert_for_2): Use live_on_edge.
3905 (find_conditional_asserts): Remove code dealing with
3906 found_in_subgraph. Do not walk the CFG.
3907 (find_switch_asserts): Likewise.
3908 (find_assert_locations_1): Renamed from find_assert_locations.
3909 Move finding assert locations for conditional and switch
3910 statements first. Update live bitmap. Do not walk the CFG.
3911 (find_assert_locations): New function.
3912 (insert_range_assertions): Remove entry of CFG walk.
3913 Adjust call to find_assert_locations.
3914 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
3915 that only can appear because of fake exit edges but assert we
3916 never try to insert on those.
3917 (fini_pre): Do not remove fake exit edges here...
3918 (execute_pre): ...but here, before committing edge inserts.
3920 2008-08-19 Richard Guenther <rguenther@suse.de>
3922 * passes.c (init_optimization_passes): Exchange store-ccp
3925 2008-08-19 Rafael Espíndola <espindola@google.com>
3927 * varasm.c (weak_decls): Move earlier in the file.
3928 (assemble_external): Add weak decls to the weak_decls list.
3929 (declare_weak): Don't add decls to the weak_decls list.
3931 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
3934 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
3935 before (sse2_shufpd_<mode>).
3937 2008-08-19 Jakub Jelinek <jakub@redhat.com>
3940 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
3941 * tree.c (block_nonartificial_location): Likewise.
3943 2008-08-19 Richard Guenther <rguenther@suse.de>
3945 PR tree-optimization/35972
3946 PR tree-optimization/23094
3947 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
3949 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
3950 handle MISALIGNED_INDIRECT_REF.
3951 (get_ref_from_reference_ops): New helper.
3952 (vn_reference_lookup_pieces): Walk the use-def chain using the
3953 alias-oracle if requested.
3954 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
3955 walking the use-def chain.
3956 (compute_avail): But not here.
3957 (create_component_ref_by_pieces_1): Properly handle
3958 MISALIGNED_INDIRECT_REF.
3959 (do_regular_insertion): Handle fully redundant
3960 expressions after PHI-translation also for SSA_NAME values, not
3961 only constants. Correctly use edoubleprime for that.
3963 2008-08-19 Ira Rosen <irar@il.ibm.com>
3965 * tree-vectorizer.c (supportable_widening_operation): Support
3966 multi-step conversion, return the number of steps in such conversion
3967 and the required intermediate types.
3968 (supportable_narrowing_operation): Likewise.
3969 * tree-vectorizer.h (vect_pow2): New function.
3970 (supportable_widening_operation): Change argument types.
3971 (supportable_narrowing_operation): Likewise.
3972 (vectorizable_type_promotion): Add an argument.
3973 (vectorizable_type_demotion): Likewise.
3974 * tree-vect-analyze.c (vect_analyze_operations): Call
3975 vectorizable_type_promotion and vectorizable_type_demotion with
3976 additional argument.
3977 (vect_get_and_check_slp_defs): Detect patterns.
3978 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
3980 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
3981 vect_build_slp_tree with correct arguments. Calculate unrolling factor
3982 according to the smallest type in the loop.
3983 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
3984 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
3985 supportable_widening_operation with correct arguments.
3986 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
3987 operands lists according to the number of vector statements in left
3988 or right node, if exists.
3989 (vect_gen_widened_results_half): Remove unused argument.
3990 (vectorizable_conversion): Call supportable_widening_operation,
3991 supportable_narrowing_operation, and vect_gen_widened_results_half
3992 with correct arguments.
3993 (vectorizable_assignment): Change documentation, support multiple
3995 (vectorizable_operation): Likewise.
3996 (vect_get_loop_based_defs): New function.
3997 (vect_create_vectorized_demotion_stmts): Likewise.
3998 (vectorizable_type_demotion): Support loop-aware SLP and general
3999 multi-step conversion. Call vect_get_loop_based_defs and
4000 vect_create_vectorized_demotion_stmts for transformation.
4001 (vect_create_vectorized_promotion_stmts): New function.
4002 (vectorizable_type_promotion): Support loop-aware SLP and general
4003 multi-step conversion. Call vect_create_vectorized_promotion_stmts
4005 (vectorizable_store): Change documentation, support multiple
4007 (vectorizable_load): Likewise.
4008 (vect_transform_stmt): Pass SLP_NODE to
4009 vectorizable_type_promotion and vectorizable_type_demotion.
4010 (vect_schedule_slp_instance): Move here the calculation of number
4011 of vectorized statements for each node from...
4012 (vect_schedule_slp): ... here.
4013 (vect_transform_loop): Call vect_schedule_slp without the last
4016 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
4019 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
4020 to == in assert statement.
4021 (vectorizable_reduction): Fix typo.
4023 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4026 * value-prof.c (check_counter): Dereference pointer to overall
4027 count when printing it.
4029 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4031 * profile.h: Really add it.
4033 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4035 * mcf.c: Really add it.
4037 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
4038 Vinodha Ramasamy <vinodha@google.com>
4040 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
4042 * value-prof.c (check_counter): Fix the counter if
4043 flag_profile_correction is true.
4044 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4045 tree_mod_subtract_transform):
4046 Follow check_counter parameter change.
4047 * common.opt (fprofile-correction): New option.
4049 * profile.h: Likewise.
4050 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
4051 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
4052 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
4054 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
4055 flag_profile_correction is set.
4057 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
4059 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
4061 2008-08-18 Tomas Bily <tbily@suse.cz>
4063 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
4064 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
4066 * tree-data-ref.c (split_constant_offset_1): Likewise.
4067 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
4068 * tree-sra.c (sra_walk_expr): Likewise.
4069 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
4070 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4071 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
4072 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
4074 * gimple.c (gimple_assign_unary_nop_p): Likewise.
4075 * tree-vect-transform.c (vectorizable_type_demotion)
4076 (vectorizable_type_promotion): Likewise.
4077 * tree-inline.c (expand_call_inline):
4078 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
4079 (forward_propagate_addr_expr_1, forward_propagate_comparison)
4080 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4081 * expr.c (expand_expr_real_1): Likewise.
4082 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
4083 (gimple_assign_unary_useless_conversion_p): Likewise.
4084 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4085 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
4086 * fold-const.c (fold_unary): Likewise.
4087 * tree.h (CONVERT_EXPR_P): Likewise.
4088 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
4089 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4091 (register_edge_assert_for_2, extract_range_from_unary_expr)
4092 (register_edge_assert_for_1): Likewise.
4094 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4096 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
4097 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
4098 (enum real_value_const): Delete.
4099 (get_real_const): Delete.
4100 * real.c (get_real_const): Delete.
4101 (dconst_e_ptr): Define.
4102 (dconst_third_ptr): Define.
4103 (dconst_sqrt2_ptr): Define.
4104 * builtins.c: Update all callers.
4106 2008-08-18 Richard Guenther <rguenther@suse.de>
4108 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
4109 statement iterator after statement removal.
4111 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
4113 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
4114 (detect_processor_freebsd): Likewise.
4115 (host_detect_local_cpu): Call newly added functions for FreeBSD.
4117 2008-08-18 Richard Guenther <rguenther@suse.de>
4119 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
4120 and loads have the correct types.
4122 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4125 * c-opts.c (cpp_opts): Remove static.
4126 * c-parser.c (cpp_opts): Declare it extern.
4127 (disable_extension_diagnostics): Handle cpp options.
4128 (enable_extension_diagnostics): Likewise.
4130 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4132 * diagnostics.c (permerror_at): Rename as permerror.
4133 (permerror): Delete.
4134 * toplev.h: Likewise.
4136 2008-08-18 Richard Guenther <rguenther@suse.de>
4138 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
4139 sdse1 and addressables2 passes. Replace dce1 with cddce1.
4140 Move call_cdce before build_alias. Move copyrename2,
4141 cunrolli and ccp2 beafore build_alias. Re-add addressable2
4142 right after final inlining.
4143 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
4144 (pass_build_cfg): But instead via TODO_dump_func.
4146 2008-08-18 Richard Guenther <rguenther@suse.de>
4148 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
4150 (scalarize_init): If we failed to generate some initializers
4151 do not generate zeros for not instantiated members. Instead
4152 rely on the copy out.
4153 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
4154 about missing flow-sensitive alias info only if we have
4157 2008-08-17 Nick Clifton <nickc@redhat.com>
4159 * doc/extend.texi (Function Attributes): Fix typo in description
4160 if hot function attribute.
4162 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
4163 Richard Sandiford <rdsandiford@googlemail.com>
4165 * doc/install.texi (--with-mips-plt): Document.
4166 * doc/invoke.texi (-mplt, -mno-plt): Document.
4167 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
4168 and handle ${with_mips_plt}.
4169 * config/mips/mips.opt (mplt): New option.
4170 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
4171 (TARGET_ABICALLS_PIC2): Likewise.
4172 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
4173 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
4174 (ASM_SPEC): Use !mabi=* instead of !mabi*.
4175 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
4176 to decide whether to output ".option picX" directives.
4177 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
4178 Pass -call_nonpic rather than -KPIC for -mplt.
4179 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
4180 on the command line. Also remove it when -mabi=64 is used without
4182 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
4183 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
4184 TARGET_ABICALLS_PIC0.
4185 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
4187 (mips16_build_function_stub): Only output ".option pic" directives
4188 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
4189 (mips16_build_call_stub): Fix comment and remove redundant
4190 ".set at"/"set .noat" directives.
4191 (mips_function_rodata_section): Use the default behaviour for
4192 TARGET_ABSOLUTE_ABICALLS.
4193 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
4194 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
4195 (mips_restore_gp): Do nothing if the current function doesn't use
4197 (mips_expand_prologue): Only save $gp if the current function uses it.
4198 Use a normal move for TARGET_ABICALLS_PIC0.
4199 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
4201 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
4203 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
4204 of function when handling GLOBAL_POINTER_REGNUM.
4206 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
4209 * common.opt (-fstack-check): Do not declare the variable here.
4210 (-fstack-check=): New option variant.
4211 * doc/invoke.texi (Code Gen Options): Document it.
4212 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
4213 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
4214 (STACK_CHECK_STATIC_BUILTIN): New macro.
4215 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
4216 * opts.c: Include expr.h.
4217 (common_handle_option) <OPT_fold_stack_check_>: New case.
4218 <OPT_fstack_check>: Likewise.
4219 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
4220 consistently in the test for variable-sized types. Adjust for
4221 new behaviour of flag_stack_check.
4222 * explow.c: Include except.h.
4223 (allocate_dynamic_stack_space): Do not take into account
4224 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
4225 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
4226 for variable-sized parameters. Treat all parameters whose size is
4227 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
4228 stack checking is enabled.
4229 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
4230 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
4231 if generic stack checking is enabled.
4232 (expand_function_end): Adjust for new behaviour of flag_stack_check.
4233 * reload1.c (reload): Likewise.
4234 * stmt.c (expand_decl): Assert that all automatic variables have
4235 fixed size at this point and remove dead code.
4236 * flags.h (stack_check_type): New enumeration type.
4237 (flag_stack_check): Declare.
4238 * toplev.c (flag_stack_check): New global variable.
4239 * Makefile.in (opts.o): Add dependency on EXPR_H.
4240 (explow.o): Add dependency on except.h.
4242 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
4244 * config/avr/avr.c (avr_override_options): Reduce value of
4245 PARAM_INLINE_CALL_COST.
4247 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
4249 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
4250 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
4251 lieu of TYPE_MODE (type) throughout.
4253 2008-08-15 Joseph Myers <joseph@codesourcery.com>
4255 * config/arm/arm.c (add_minipool_backward_ref): Check for
4256 8-byte-aligned entries in second case of forcing insertion after a
4257 particular entry. Change third case to avoid inserting
4258 non-8-byte-aligned entries before 8-byte-aligned ones.
4260 2008-08-15 Richard Guenther <rguenther@suse.de>
4262 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
4263 strip components for unknown size accesses.
4265 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
4267 * config/s390/2097.md New file.
4268 * config/s390/s390.md ("z10prop" attribute): Define none,
4269 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
4270 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
4271 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
4272 possible values and apply them to insns as appropriate.
4273 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
4274 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
4275 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
4276 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
4278 ("bfp" mode attribute): Removed. Every occurence replaced
4280 * config/s390/s390.c (struct "z10_cost"): Updated entries.
4281 * config/s390/2084.md (insn_reservation "x_itof"): Updated
4284 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4287 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
4290 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
4292 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
4293 additional argument. Support reduction when duplication is needed due
4294 to data-types of different sizes in the loop.
4295 (get_initial_def_for_induction): Fix printout.
4296 (vect_get_vec_def_for_stmt_copy): Support case where the
4297 vec_stmt_for_operand is a phi node.
4298 (vectorizable_reduction): Support reduction when duplication is needed
4299 due to data-types of different sizes in the loop.
4300 (vectorizable_call): Remove restriction to not vectorize in case we
4301 have data-types of different sizes in the loop.
4302 (vectorizable_conversion): Likewise.
4303 (vectorizable_operation): Likewise.
4304 (vectorizable_type_demotion): Likewise.
4305 (vectorizable_type_promotion): Likewise.
4306 (vectorizable_induction): Add restriction to not vectorize in case
4307 we have data-types of different sizes in the loop.
4309 2008-08-14 Christophe Saout <christophe@saout.de>
4310 Uros Bizjak <ubizjak@gmail.com>
4313 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
4314 (*vec_concatv2di_rex64_sse4_1): Ditto.
4315 (*vec_concatv2di_rex64_sse): Ditto.
4317 2008-08-14 Jakub Jelinek <jakub@redhat.com>
4320 * fold-const.c (fold_widened_comparison): Do not allow
4321 sign changes that change the result even if shorter type
4322 is wider than arg1_unw's type.
4324 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
4326 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
4327 Skip if the multilib testing specifies -march that does not
4328 agree with the one specified in the testcase.
4330 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4332 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
4333 zero extend SImode values being converted to TFmode before passing
4336 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4338 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
4339 __PPU__ when targeting the Cell/B.E. PPU processor.
4341 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
4343 * gimple.h (gimple_call_set_chain): Accept SSA variables.
4344 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
4345 Rematerialize the static chain, if any.
4346 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
4349 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4351 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
4352 (new_loc_descr): Likewise.
4353 (add_loc_descr): Likewise.
4354 (size_of_loc_descr): Likewise.
4355 (size_of_locs): Likewise.
4356 (output_loc_operands): Likewise.
4357 (output_loc_sequence): Likewise.
4358 (new_reg_loc_descr): New.
4359 (build_cfa_loc): Use it.
4360 (build_cfa_aligned_loc): Likewise.
4361 (one_reg_loc_descriptor): Likewise.
4362 (based_loc_descr): Likewise.
4364 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4367 * doc/invoke.texi (Wmain): Update.
4368 * c-decl.c (start_decl): warn_main is only 0 or 1.
4369 (start_function): Likewise. Fix formatting.
4370 (finish_function): Delete redundant warning.
4371 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
4372 * c-opts (c_common_handle_option): -Wall only has effect if
4373 warn_main is uninitialized. OPT_Wmain is automatically
4374 handled. -pedantic also enables Wmain.
4375 (c_common_post_options): Handle all logic for Wmain here.
4376 * c-common.c (warn_main): Delete.
4377 (check_main_parameter_types): Make pedwarns conditional on
4379 * c-common.h (warn_main): Delete.
4381 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4384 * expr.c (emit_group_store): Allocate stack temp with the
4385 largest alignment when copying from register to stack.
4387 2008-08-13 Richard Guenther <rguenther@suse.de>
4389 * tree.h (maybe_fold_offset_to_address): Declare.
4390 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
4391 (ccp_fold): Handle pointer conversions the same as fold_stmt.
4392 Likewise for POINTER_PLUS_EXPR.
4393 (maybe_fold_offset_to_reference): Enable disabled code.
4394 (maybe_fold_offset_to_address): New function.
4395 (fold_stmt_r): Use it.
4396 (fold_gimple_assign): Likewise.
4397 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
4398 (gimplify_expr): Likewise.
4400 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4402 * toplev.h (pedwarn_at): Fix declaration.
4404 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4406 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4407 LINK_SPEC): Use %R in -Y P argument.
4409 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4412 * diagnostic.c (pedwarn_at): New.
4413 * toplev.h (pedwarn_at): Declare.
4414 * c-tree.h (build_enumerator): Update declaration.
4415 * c-decl.c (finish_enum): Update comment.
4416 (build_enumerator): Take a location parameter. Give a pedwarn but do
4417 not perform any conversion.
4418 * c-parser.c (c_parser_enum_specifier): Set correct location for
4421 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4424 * c-common.c (conversion_warning): Use a switch. Ignore boolean
4425 expressions except for conversions to signed:1 bitfields. Handle
4426 COND_EXPR with constant operands.
4428 2008-08-13 Richard Guenther <rguenther@suse.de>
4430 PR tree-optimization/15255
4431 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
4432 (struct oecount_s): New struct and VEC types.
4434 (oecount_hash): New function.
4435 (oecount_eq): Likewise.
4436 (oecount_cmp): Likewise.
4437 (zero_one_operation): New function.
4438 (build_and_add_sum): Likewise.
4439 (undistribute_ops_list): Perform un-distribution of multiplication
4440 and division on the chain of summands.
4441 (should_break_up_subtract): Also break up subtracts for factors.
4442 (reassociate_bb): Delete dead visited statements.
4443 Call undistribute_ops_list. Re-sort and optimize if it did something.
4444 * passes.c (init_optimization_passes): Move DSE before
4446 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
4449 2008-08-12 Janis Johnson <janis187@us.ibm.com>
4451 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
4453 * doc/invoke.texi: Revert unintended checkin.
4455 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
4458 * gcc.c (include_spec_function): Tweak call to find_a_file.
4460 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4463 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
4464 and TRUTH_ORIF_EXPR.
4465 * dojump.c (do_jump): Likewise.
4467 PR tree-optimization/37084
4468 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
4469 if id->regimplify, don't assume stmt is a cast assignment.
4471 2008-08-12 Anatoly Sokolov <aesok@post.ru>
4473 * final.c (final_scan_insn): Use app_enable/app_disable functions.
4475 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4478 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
4481 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4483 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
4484 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
4486 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
4487 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
4488 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
4489 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
4490 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
4492 * doc/tm.texi (Storage Layout): Remove documentation for
4493 TARGET_FLOAT_FORMAT.
4495 * simplify-rtx.c (simplify_binary_operation_1): Replace
4496 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
4498 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4500 * real.h (struct real_format): New member has_sign_dependent_rounding.
4501 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
4502 spu_single_format, ieee_double_format, mips_double_format,
4503 motorola_double_format, ieee_extended_motorola_format,
4504 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4505 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4506 mips_extended_format, ieee_quad_format, mips_quad_format,
4507 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4508 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4510 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4511 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4512 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4513 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4514 (ROUND_TOWARDS_ZERO): Likewise.
4516 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
4517 (FLOAT_MODE_FORMAT): New macro.
4518 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
4519 (MODE_COMPOSITE_P): ... this new macro.
4520 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4521 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
4522 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
4524 * flags.h: Include "real.h".
4526 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
4527 REAL_MODE_FORMAT_COMPOSITE_P.
4528 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
4530 * doc/tm.texi (Storage Layout): Remove documentation of
4531 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4532 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
4533 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
4534 they only apply to libgcc2.a.
4536 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4538 * config/spu/float_disf.c: New file.
4539 * config/spu/float_unsdisf.c: New file.
4540 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
4541 (LIB2FUNCS_EXCLUDE): Define.
4543 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4544 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4546 * real.h (struct real_format): New member round_towards_zero.
4547 * real.c (round_for_format): Respect fmt->round_towards_zero.
4548 (ieee_single_format, mips_single_format, motorola_single_format,
4549 spu_single_format, ieee_double_format, mips_double_format,
4550 motorola_double_format, ieee_extended_motorola_format,
4551 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4552 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4553 mips_extended_format, ieee_quad_format, mips_quad_format,
4554 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4555 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4557 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
4558 real_format to choose rounding mode when calling MPFR functions.
4559 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
4560 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
4562 * real.h (real_to_decimal_for_mode): Add prototype.
4563 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
4564 Respect target rounding mode when generating decimal representation.
4565 (real_to_decimal): New stub for backwards compatibility.
4566 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
4567 real_to_decimal_for_mode instead of real_to_decimal.
4569 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
4571 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4572 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4574 * real.c (spu_single_format): New variable.
4575 * real.h (spu_single_format): Declare.
4577 * config/spu/spu.c (spu_override_options): Install SFmode format.
4578 (spu_split_immediate): Use integer mode to operate on pieces of
4579 floating-point values in all cases.
4581 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
4582 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
4583 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
4585 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4587 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
4589 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4591 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
4593 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4596 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
4597 on the VAR_DECL instead of TYPE_READONLY on its type.
4599 2008-08-12 Ira Rosen <irar@il.ibm.com>
4601 * tree-vectorizer.c: Depend on langhooks.h.
4602 (supportable_widening_operation): Add two arguments. Support double
4604 (supportable_narrowing_operation): Likewise.
4605 * tree-vectorizer.h (supportable_widening_operation): Add two
4607 (supportable_narrowing_operation): Likewise.
4608 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
4609 supportable_widening_operation with correct arguments.
4610 * tree-vect-transform.c (vectorizable_conversion): Likewise.
4611 (vectorizable_type_demotion): Support double type conversions.
4612 (vectorizable_type_promotion): Likewise.
4613 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
4615 2008-08-11 Michael Matz <matz@suse.de>
4617 * i386/i386.c (override_options): Move initialisation from
4618 flag_schedule_insns_after_reload to here from ...
4619 (optimization_options): ... here.
4621 2008-08-11 Jakub Jelinek <jakub@redhat.com>
4623 PR rtl-optimization/36998
4624 * dwarf2out.c (compute_barrier_args_size_1,
4625 compute_barrier_args_size): Temporarily remove assertions.
4627 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4630 * tree-ssa.c (struct walk_data): Add new flag
4631 warn_possibly_uninitialized.
4632 (warn_uninitialized_var): Use it.
4633 (warn_uninitialized_vars): New.
4634 (execute_early_warn_uninitialized): Call it.
4635 (execute_late_warn_uninitialized): Likewise.
4637 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4640 * reload1.c (gen_reload): Guard calls to get_secondary_mem
4643 2008-08-09 Jan Hubicka <jh@suse.cz>
4646 * optabs.c (maybe_emit_unop_insn): Remove produced code if
4648 (expand_fix): Be prepared for expansion to fail.
4649 (expand_sfix_optab): Remove instructions if expansion failed.
4651 2008-08-09 Anatoly Sokolov <aesok@post.ru>
4653 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
4655 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
4656 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4658 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4660 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
4661 mips/t-libgcc-mips16 to tmake_file.
4662 * config/mips/mips-protos.h (mips_call_type): New enum.
4663 (mips_pic_base_register, mips_got_load): Declare.
4664 (mips_restore_gp): Take an rtx argument.
4665 (mips_use_pic_fn_addr_reg_p): Declare.
4666 (mips_expand_call): Replace the sibcall_p argument with
4667 a mips_call_type argument. Add a lazy_p parameter.
4668 (mips_split_call): Declare.
4669 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
4670 (MIPS16_PIC_TEMP): Likewise.
4671 (reg_class): Delete M16_NA_REGS.
4672 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4673 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
4674 (mips_split_hi_p): Declare.
4675 * config/mips/mips.c (mips_split_hi_p): New array.
4676 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
4677 (mips_got_symbol_type_p): New function.
4678 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
4679 (mips16_stub_function_p): New function.
4680 (mips16_local_function_p): Likewise.
4681 (mips_use_pic_fn_addr_reg_p): Likewise.
4682 (mips_cannot_force_const_mem): Return false for HIGHs.
4683 Extend CONST_INT and symbolic handling to MIPS16, using
4684 mips_symbol_insns to check that the base symbol type is a
4685 legitimate constant. Reject GOT-based constants if
4686 TARGET_MIPS16_PCREL_LOADS.
4687 (mips_const_insns): Check targetm.cannot_force_const_mem when
4688 decomposing a symbolic base and a large offset.
4689 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
4690 When calling a function that needs $25 from MIPS16 code,
4691 move the target address into $25 separately and add a USE
4693 (mips16_gp_pseudo_reg): Insert the initializer immediately
4694 before the first real insn.
4695 (mips_pic_base_register, mips_got_load): New functions.
4696 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
4697 parameter to LOW_OUT. Say that it can be any valid SET_SRC
4698 when splitting a load-address operation. Split SYMBOL_GOT_DISP
4699 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
4700 (mips_call_tls_get_addr): Update the call to mips_expand_call,
4701 also passing NULL_RTX rather than const0_rtx as the aux argument.
4702 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
4703 instead of TARGET_EXPLICIT_RELOCS.
4704 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
4705 (mips_load_call_address): Replace the sibcall_p argument with
4706 a mips_call_type argument. Use mips_got_load.
4707 (mips16_local_alias): New structure.
4708 (mips16_local_aliases): New variable.
4709 (mips16_local_aliases_hash): New function.
4710 (mips16_local_aliases_eq): Likewise.
4711 (mips16_local_alias): Likewise.
4712 (mips16_stub_function): Likewise.
4713 (mips16_build_function_stub): Create a local alias for the target
4714 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
4715 .cpload directive and an R_MIPS_NONE relocation for the target
4716 function, then load the alias rather than the function itself.
4717 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
4718 (mips16_copy_fpr_return_value): Use mips16_stub_function and
4719 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
4720 (mips16_build_call_stub): Replace the FN parameter with an
4721 FN_PTR parameter. Force the address into a register if it
4722 isn't a call_insn_operand; don't rely on the caller to do this.
4723 If a call to a locally-defined and locally-binding MIPS16
4724 function must be made indirectly, redirect the call to the
4725 function's local alias. Use mips16_stub_function_p,
4726 mips16_stub_function, mips_expand_call and use_reg.
4727 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
4728 Use explicit %hi and %lo accesses where possible.
4729 Use MIPS_CALL to generate the correct code form of a
4730 jal instruction. Add clobbers of $18 instead of uses.
4731 Update the call to mips_emit_call_insn.
4732 (mips_expand_call): Replace the SIBCALL_P argument with a
4733 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
4734 Take a LAZY_P parameter. Call mips16_build_call_stub first,
4735 allowing it to modify the call address. Update the calls to
4736 mips_load_call_address and mips_emit_call_insn.
4737 (mips_split_call): New function.
4738 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
4739 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
4740 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
4741 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
4742 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
4744 (mips_cprestore_slot): New function.
4745 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
4746 and use mips_cprestore_slot.
4747 (mips_output_function_prologue): Handle TARGET_MIPS16 for
4749 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
4750 then use a copygp_mips16 instruction to set up $28.
4751 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
4752 (mips16_lay_out_constants): Call split_all_insns_noflow.
4753 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
4754 false if TARGET_MIPS16.
4755 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
4756 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
4757 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
4758 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
4759 MIPS16 code. Allow MIPS16 o32 PIC.
4760 (mips_override_options): Allow MIPS16 o32 PIC.
4761 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
4762 after reload if TARGET_USE_GOT.
4763 (UNSPEC_COPYGP): New constant.
4764 (length): Use a default length of 8 for MIPS16 GOT loads.
4765 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
4766 (*got_page<mode>): Check mips_split_hi_p.
4767 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
4768 (unspec_got<mode>, unspec_call<mode>): New expanders.
4769 (load_got<mode>, load_call<mode>): Remove the length attributes.
4770 Use a got attribute instead of a type attribute.
4771 (copygp_mips16): New insn.
4772 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
4773 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
4774 (sibcall, sibcall_value, call, call_value): Update the calls
4775 to mips_expand_call.
4776 (call_internal, call_value_internal): Use mips_split_call.
4777 (call_value_multiple_internal): Likewise.
4778 (call_split): Move after call_internal (the insn it is split from).
4779 (call_internal_direct, call_value_internal_direct): Turn into
4780 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
4781 (call_direct_split, call_value_direct_split): New patterns.
4782 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
4783 and use M16_REGS instead of M16_NA_REGS.
4784 * config/mips/predicates.md (const_call_insn_operand): Replace
4785 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
4786 mips_use_pic_fn_addr_reg_p check.
4787 (move_operand): Reject HIGHs if mips_split_hi_p.
4788 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
4789 (__mips16_floatunsisf): Inline __mips16_floatsisf.
4790 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
4791 * config/mips/libgcc-mips16.ver: New file.
4792 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
4793 $(srcdir)/config/mips/libgcc-mips16.ver.
4795 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4797 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
4798 (mips_unspec_address, mips_unspec_offset_high): Likewise.
4799 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
4800 (mips16_cfun_returns_in_fpr_p): Likewise.
4802 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4804 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
4805 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
4806 rather than 4 to PC.
4808 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4810 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
4811 (FUNCTION_PROFILER): Save the static chain pointer into $2
4812 beforehand and restore it aftewards.
4813 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
4814 address directly into $25 and call the function through $25;
4815 do not clobber $3. Pad the DImode version to cover the space
4816 left by the deleted $25 <- $3 move.
4817 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
4818 the removal of the $25 <- $3 move.
4819 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
4820 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4822 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4823 Daniel Jacobowitz <dan@codesourcery.com>
4825 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
4826 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
4827 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
4828 * config/mips/mips.c (mips_start_function_definition): New function.
4829 (mips_end_function_definition): Likewise.
4830 (mips_output_function_prologue): Use mips_start_function_definition.
4831 (mips_output_function_epilogue): Use mips_end_function_definition.
4832 (build_mips16_function_stub): Use mips_start_function_definition
4833 and mips_end_function_definition.
4834 (build_mips16_call_stub): Likewise.
4836 2008-08-09 Richard Guenther <rguenther@suse.de>
4838 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
4839 * gimple.h (gimple_call_fn): Adjust comment.
4840 (gimple_call_set_fndecl): New function.
4841 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
4842 longer having bare FUNCTION_DECL operand.
4843 (gimple_call_return_type): Likewise.
4844 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
4846 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
4847 (gimple_mod_pow2): Likewise.
4848 (gimple_mod_subtract): Likewise.
4849 (gimple_ic): Likewise.
4850 (gimple_stringop_fixed_value): Likewise.
4851 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
4852 longer having bare FUNCTION_DECL operand.
4853 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
4854 * omp-low.c (optimize_omp_library_calls): Likewise.
4855 * cgraphunit.c (update_call_expr): Likewise.
4856 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
4857 (execute_convert_to_rsqrt): Likewise.
4858 * cfgexpand.c (gimple_to_tree): Simplify.
4859 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
4860 bare FUNCTION_DECL operand.
4861 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
4862 (convert_gimple_call): Use gimple_call_fndecl.
4863 * c-common.c (c_warn_unused_result): Likewise.
4865 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4868 * c-typeck.c (digest_init): Call verify_sequence_points from here.
4869 (c_finish_return): Likewise.
4870 (c_start_case): Likewise.
4871 * c-common.c (warn_for_collisions_1): Use explicit location in
4873 * c-parser.c (c_parser_condition): New. Call
4874 verify_sequence_points.
4875 (c_parser_paren_condition): Call c_parser_condition.
4876 (c_parser_for_statement): Call c_parser_condition.
4878 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4881 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
4882 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
4883 Moved from diagnostic.h
4884 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
4886 (emit_diagnostic): New.
4887 (warning0, pedwarn0): Delete.
4888 (warning, warning_at, pedwarn, permerror): Return bool.
4889 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
4890 Moved to diagnostic.c.
4891 (struct diagnostic_context): Use correct type for
4892 classify_diagnostic.
4893 (diagnostic_report_diagnostic): Update declaration.
4894 (emit_diagnostic): Declare.
4895 * errors.c (warning): Return bool.
4896 * errors.h (warning): Update declaration.
4897 * toplev.h (warning0, pedwarn0): Delete.
4898 (warning, warning_at, pedwarn, permerror): Return bool.
4899 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
4900 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
4901 inform. Update all calls.
4902 (diagnose_mismatched_decls): Check return value of warning/pedwarn
4903 before giving informative note.
4904 (implicit_decl_warning): Likewise.
4905 * c-typeck.c (build_function_call): Likewise.
4906 * tree-sssa.c (warn_uninit): Likewise.
4907 * builtins.c (gimplify_va_arg_expr): Likewise.
4909 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4912 * doc/invoke.texi (-Wextra): Move warning from here...
4913 (-Wuninitialized): ... to here.
4915 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4918 * flags.h (set_Wunused): Delete
4919 * toplev.c (process_options): Handle Wunused flags here.
4920 * opts.c (maybe_warn_unused_parameter): Delete.
4921 (common_handle_option): Replace set_Wunused by warn_unused.
4922 (set_Wextra): Do not handle Wunused-parameter here.
4923 (set_Wunused): Delete.
4924 * c-opts.c (c_common_handle_option): Replace set_Wunused by
4926 * common.opt (Wunused): Add Var and Init.
4927 (Wunused-function): Likewise.
4928 (Wunused-label): Likewise.
4929 (Wunused-parameter): Likewise.
4930 (Wunused-value): Likewise.
4931 (Wunused-variable): Likewise.
4933 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
4935 * doc/invoke.texi: Add cpu_type power7.
4936 * config.in (HAVE_AS_VSX): New.
4937 * config.gcc: Add cpu_type power7.
4938 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
4940 * configure: Regenerate.
4941 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
4943 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
4944 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
4945 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
4947 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
4949 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
4950 type to vectorize.builtin_conversion.
4951 (vectorizable_conversion): Likewise.
4952 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
4953 integral type as input.
4954 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
4956 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
4957 and ALTIVEC_BUILTIN_VCTSXS.
4958 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
4961 2008-08-08 Richard Guenther <rguenther@suse.de>
4963 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
4964 (surely_varying_stmt_p): Calls are varying only if they are
4965 non-builtin and not indirect or have no result.
4966 (ccp_fold): Re-instantiate code before the tuples merge.
4968 2008-08-08 Richard Guenther <rguenther@suse.de>
4970 PR tree-optimization/37056
4971 * gimple.h (gimple_assign_rhs_class): New helper function.
4972 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
4973 unary operations properly.
4975 2008-08-07 Jan Hubicka <jh@suse.cz>
4977 * i386.h (ix86_size_cost): Declare.
4978 (ix86_cur_cost): New function macro.
4979 * i386.md (peepholes expanding size and splitters): Predicate by
4980 optimize_insn_for_speed_p.
4981 (peepholes reduce size and splitters): Predicate by
4982 optimize_insn_for_size_p.
4983 * i386.c (ix86_size_cost): Rename from ...
4984 (size_cost): This one.
4985 (override_options): Update.
4986 (decide_alg): Likewise.
4987 (ix86_expand_clear): Use RTL profile.
4988 (ix86_pad_returns): Use RTL profile.
4990 2008-08-07 Jan Hubicka <jh@suse.cz>
4992 * recog.c (split_all_insns): Set RTL profile
4993 (peephole2_optimize): Likewise.
4994 * function.c (thread_prologue_and_epilogue_insns): Likewise.
4995 * combine.c (combine_instructions): Likewise.
4997 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4999 * c-common.c (c_common_reswords): Also warn about keyword "bool".
5001 2008-08-07 Bob Wilson <bob.wilson@acm.org>
5003 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
5004 value in a6 after the set_frame_ptr insn.
5006 2008-08-07 Richard Henderson <rth@redhat.com>
5009 * gcc.c (cpp_options): Pass along -g*.
5011 2008-08-07 Joseph Myers <joseph@codesourcery.com>
5013 * config/arm/arm.c (output_move_neon): Update comment describing
5014 big-endian vector layout.
5015 (arm_assemble_integer): Do not handle big-endian NEON vectors
5017 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
5018 neon_vget_lane<mode>_sext_internal,
5019 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
5020 element indices for big-endian.
5022 2008-08-07 Richard Henderson <rth@redhat.com>
5024 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
5025 * configure, config.in: Rebuild.
5026 * debug.h (dwarf2out_do_cfi_asm): Declare.
5027 * c-cppbuiltin.c (c_cpp_builtins): Use it.
5028 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
5029 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
5030 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
5032 2008-08-07 Joseph Myers <joseph@codesourcery.com>
5034 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
5035 movv2si_internal): Combine into mov<mode>_internal.
5036 (movv2si_internal_2): Remove.
5038 2008-08-07 Jan Hubicka <jh@suse.cz>
5041 * i386.md (single stringop patterns): Enable unconditionally.
5043 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
5046 * config/i386/emmintrin.h (_mm_move_epi64): Use
5047 __builtin_ia32_movq128.
5049 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
5050 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
5052 * config/i386/sse.md (sse2_movq128): New.
5054 * doc/extend.texi: Document __builtin_ia32_movq128.
5056 2008-08-07 Richard Guenther <rguenther@suse.de>
5059 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
5060 pointers can access anything.
5062 2008-08-06 Jan Hubicka <jh@suse.cz>
5064 * optabs.c (emit_unop_insn): Break out to ...
5065 (maybe_emit_unop_insn): ... this one.
5066 (expand_sfix_optab): Use maybe variant.
5067 * optabs.h (maybe_emit_unop_insn): Declare.
5069 * i386.md (mov0 patterns): Enable by default.
5070 (FP conversion expanders): Disable expansion of code expanding
5071 sequences when instruction should be optimized for size.
5072 (single strinop patterns): Enable when optimizing for size.
5073 (string expanders): Disable expanding of code expanding sequences
5074 when optimizning instruction for size.
5075 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
5077 (ix86_fp_comparison_sahf_cost): Likewise.
5078 (ix86_expand_branch): Likewise.
5079 (ix86_expand_ashl_const): Likewise.
5080 (ix86_split_ashl): Likewise.
5081 (ix86_expand_strlen): Likewise.
5082 (ix86_emit_fp_unordered_jump): Likewie.
5084 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5086 * c-common.c: Fix typo.
5087 (c_common_reswords): Activate more C++ keyword warnings.
5089 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
5091 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5094 * diagnostic.c (permerror_at): New.
5095 * toplev.h (permerror_at): Declare.
5097 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
5098 Ira Rosen <irar@il.ibm.com>
5100 * tree-vect-transform.c (vect_model_simple_cost): Return
5101 immediately if stmt is pure SLP.
5102 (vect_model_store_cost): Ditto.
5103 (vect_model_load_cost): Ditto.
5104 (vectorizable_store): Remove PURE_SLP check before call
5105 to vect_model_store_cost.
5106 (vect_model_store_cost): When checking whether stmt describe
5107 strided access, add a check that it is not slp_node.
5109 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5112 * c-common.c (warn_for_sign_compare): New. Handle separately the
5113 case that 'constant' is zero.
5114 * c-typeck.c (build_binary_op): Move code to c-common.c
5116 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5118 * config/alpha/alpha.c (alpha_preferred_reload_class,
5119 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
5120 alpha_output_mi_thunk_osf): Avoid C++ keywords.
5121 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
5122 * config/arm/arm.md: Likewise.
5123 * config/avr/avr-protos.h (preferred_reload_class,
5124 test_hard_reg_class, avr_simplify_comparison_p,
5125 out_shift_with_cnt, class_max_nregs): Likewise.
5126 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
5127 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
5128 preferred_reload_class, test_hard_reg_class): Likewise.
5129 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
5130 bfin_memory_move_cost, bfin_secondary_reload,
5131 bfin_output_mi_thunk): Likewise.
5132 * config/crx/crx.c (crx_secondary_reload_class,
5133 crx_memory_move_cost): Likewise.
5134 * config/frv/frv-protos.h (frv_secondary_reload_class,
5135 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
5136 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
5137 frv_secondary_reload_class, frv_class_likely_spilled_p,
5138 frv_class_max_nregs): Likewise.
5139 * config/h8300/h8300.c (h8300_classify_operand,
5140 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
5142 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
5143 * config/ia64/ia64.c (ia64_preferred_reload_class,
5144 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
5145 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
5146 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
5148 * config/m68hc11/m68hc11.c (preferred_reload_class,
5149 m68hc11_memory_move_cost): Likewise.
5150 * config/mcore/mcore.c (mcore_secondary_reload_class,
5151 mcore_reload_class): Likewise.
5152 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
5153 mips_class_max_nregs, mips_cannot_change_mode_class,
5154 mips_preferred_reload_class, mips_secondary_reload_class,
5155 mips_output_mi_thunk): Likewise.
5156 * config/mmix/mmix.c (mmix_preferred_reload_class,
5157 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
5159 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5161 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
5162 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
5163 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5164 * config/rs6000/rs6000.c (paired_expand_vector_init,
5165 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
5166 compare_section_name, rs6000_memory_move_cost): Likewise.
5167 * config/s390/s390.c (s390_emit_compare_and_swap,
5168 s390_preferred_reload_class, s390_secondary_reload,
5169 legitimize_pic_address, legitimize_tls_address,
5170 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
5171 s390_class_max_nregs): Likewise.
5172 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5173 * config/s390/s390.md: Likewise.
5174 * config/score/score-protos.h (score_secondary_reload_class,
5175 score_preferred_reload_class): Likewise.
5176 * config/score/score.c (score_preferred_reload_class,
5177 score_secondary_reload_class): Likewise.
5178 * config/score/score3.c (score3_output_mi_thunk,
5179 score3_preferred_reload_class, score3_secondary_reload_class,
5180 score3_hard_regno_mode_ok): Likewise.
5181 * config/score/score3.h (score3_preferred_reload_class,
5182 score3_secondary_reload_class): Likewise.
5183 * config/score/score7.c (score7_output_mi_thunk,
5184 score7_preferred_reload_class, score7_secondary_reload_class,
5185 score7_hard_regno_mode_ok): Likewise.
5186 * config/score/score7.h (score7_preferred_reload_class,
5187 score7_secondary_reload_class): Likewise.
5188 * config/sh/sh.c (prepare_move_operands, output_far_jump,
5189 output_branchy_insn, add_constant, gen_block_redirect,
5190 sh_insn_length_adjustment, sh_cannot_change_mode_class,
5191 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
5193 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5194 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
5195 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
5196 xstormy16_preferred_reload_class): Likewise.
5197 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
5198 xtensa_expand_atomic, override_options,
5199 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
5201 * reorg.c (try_merge_delay_insns): Likewise.
5202 * tree.c (merge_dllimport_decl_attributes): Likewise.
5204 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
5206 2008-08-06 Michael Matz <matz@suse.de>
5208 * Makefile.in (write_entries_to_file): Quote words.
5209 * gengtype.c: (read_input_line): Skip over leading white-space.
5211 2008-08-06 Marc Gauthier <marc@tensilica.com>
5213 * config.gcc: Match more processor names for Xtensa.
5214 * configure.ac: Likewise.
5215 * doc/install.texi (Specific): Likewise.
5216 * configure: Regenerate.
5218 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5220 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
5221 * calls.c (avoid_likely_spilled_reg): Likewise.
5222 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
5223 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
5224 * config/i386/i386.c (ix86_expand_special_args_builtin,
5225 ix86_secondary_reload): Likewise.
5226 * except.c (struct eh_region, gen_eh_region_catch,
5227 remove_unreachable_regions, duplicate_eh_regions,
5228 assign_filter_values, build_post_landing_pads,
5229 sjlj_find_directly_reachable_regions, remove_eh_handler,
5230 reachable_next_level, foreach_reachable_handler,
5231 can_throw_internal_1, can_throw_external_1,
5232 collect_one_action_chain): Likewise.
5233 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
5234 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
5235 * function.c (update_temp_slot_address, instantiate_new_reg,
5236 instantiate_virtual_regs_in_rtx,
5237 instantiate_virtual_regs_in_insn): Likewise.
5238 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
5239 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
5240 gimplify_cleanup_point_expr): Likewise.
5241 * ipa-cp.c (ipcp_lattice_changed): Likewise.
5242 * passes.c (next_pass_1): Likewise.
5243 * print-tree.c (print_node_brief, print_node): Likewise.
5244 * profile.c (branch_prob): Likewise.
5245 * tree-dump.c (dump_register): Likewise.
5246 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
5248 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
5249 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
5250 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
5251 copy_arguments_for_versioning, copy_static_chain): Likewise.
5252 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
5253 add_new_name_mapping, register_new_name_mapping): Likewise.
5254 * tree-mudflap.c (mf_xform_derefs): Likewise.
5255 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
5256 get_init_expr, combine_chains): Likewise.
5257 * tree-pretty-print.c (dump_generic_node): Likewise.
5258 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
5259 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
5260 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
5261 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
5263 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5266 * calls.c (expand_call): Use the biggest preferred stack
5269 2008-08-06 Michael Matz <matz@suse.de>
5272 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
5273 for reused reload, instead of overwriting them.
5275 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5278 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
5279 for incoming stack boundary.
5281 * function.c (assign_parm_find_entry_rtl): Update
5282 parm_stack_boundary.
5284 * function.h (rtl_data): Add parm_stack_boundary.
5286 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
5287 parm_stack_boundary for incoming stack boundary.
5289 2008-08-06 Joseph Myers <joseph@codesourcery.com>
5291 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
5292 for unrepresentable subregs or treat them as equal to other regs
5293 or subregs with the same register number.
5295 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
5298 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
5301 2008-08-06 Jan Hubicka <jh@suse.cz>
5303 * predict.c (maybe_hot_frequency_p): When profile is absent, all
5304 frequencies might be hot.
5306 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
5308 * reload.c (find_reloads): Force constants into literal pool
5309 also if they are wrapped in a SUBREG.
5311 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5314 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
5315 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
5316 Don't allow predicated instructions for data speculation.
5317 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
5320 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5322 * haifa-sched.c (extend_global): Split to extend_global_data and
5323 extend_region_data. Update all uses.
5324 (extend_all): Rename to extend_block_data.
5326 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5328 * sched-rgn.c (new_ready): Check if instruction can be
5329 speculatively scheduled before attempting speculation.
5330 (debug_rgn_dependencies): Remove wrongful assert.
5332 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5334 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
5336 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5338 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
5339 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
5340 va_size, and type_size.
5342 2008-08-04 Jason Merrill <jason@redhat.com>
5345 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
5346 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
5348 2008-08-05 Richard Henderson <rth@redhat.com>
5350 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
5351 * configure: Rebuild.
5353 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5356 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
5357 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
5360 2008-08-05 Richard Henderson <rth@redhat.com>
5362 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
5363 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
5364 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
5365 * common.opt (fdwarf2-cfi-asm): New.
5366 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
5367 * config.in, configure: Rebuild.
5368 * dwarf2asm.c (dw2_asm_output_data_raw): New.
5369 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
5370 (dw2_force_const_mem): Externalize.
5371 * dwarf2asm.h: Update.
5372 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
5373 generate a real label.
5374 (output_cfi_directive): New.
5375 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
5376 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
5377 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
5379 (dwarf2out_end_epilogue): Emit .cfi_endproc.
5380 (output_loc_operands_raw, output_loc_sequence_raw): New.
5381 (output_cfa_loc_raw): New.
5383 2008-08-05 Paul Brook <paul@codesourcery.com>
5385 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
5386 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
5387 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
5388 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
5389 * config/arm/arm.h (TARGET_VFPD32): Define.
5390 (TARGET_VFP3): Use TARGET_VFPD32.
5391 (fputype): Add FPUTYPE_VFP3D16.
5392 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
5393 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
5394 * config/arm/arm-cores.def: Add cortex-r4f.
5395 * config/arm/arm-tune.md: Regenerate.
5397 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5399 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
5400 Reword some comments throughout the file.
5402 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
5403 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
5404 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
5405 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
5407 (MFC_START_ENABLE): Remove PPU-only define.
5408 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
5409 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
5411 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
5412 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
5413 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
5414 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
5415 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
5416 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
5417 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
5419 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
5420 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
5421 (mfc_sdcrt, mfc_sdcrtst): Likewise.
5422 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
5424 (spu_read_machine_status): Fix typo.
5426 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5428 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
5429 SUBREG of multi-word hard register.
5430 * config/spu/spu.c (valid_subreg): Likewise.
5431 (adjust_operand): Handle SUBREGs of multi-word hard registers.
5433 2008-08-04 Richard Guenther <rguenther@suse.de>
5435 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
5436 the candidate with the stripped base if that base is different
5437 from the original base even for offset zero.
5439 2008-08-04 Richard Guenther <rguenther@suse.de>
5442 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
5443 check for no_overflow.
5445 2008-08-04 Richard Guenther <rguenther@suse.de>
5447 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
5449 2008-08-04 Paul Brook <paul@codesourcery.com>
5451 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
5452 (arm_order_regs_for_local_alloc): New function.
5453 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
5455 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
5457 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5460 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
5461 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
5462 (ix86_expand_epilogue): Likewise.
5464 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5466 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
5469 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5471 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
5472 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
5473 (*movv2sf_internal_rex64): Ditto.
5475 2008-08-03 Jan Hubicka <jh@suse.cz>
5477 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
5478 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
5479 * expmed.c (expand_smod_pow2): Likewise.
5481 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5484 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
5485 alternative 0 of operand 1.
5486 (*vec_concatv2di_rex64_sse): Ditto.
5487 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
5489 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
5490 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
5491 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
5492 (*movv2sf_internal_rex64): Ditto.
5494 2008-08-02 Richard Guenther <rguenther@suse.de>
5497 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
5498 (ssedoublesizemode): New mode attribute.
5499 (sse_shufps): Call gen_sse_shufps_v4sf.
5500 (sse_shufps_1): Macroize.
5501 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
5502 (sse2_shufpd_1): Macroize.
5503 (vec_extract_odd, vec_extract_even): New expanders.
5504 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
5505 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
5506 * i386.c (ix86_expand_vector_init_one_nonzero): Call
5507 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
5508 (ix86_expand_vector_set): Likewise.
5509 (ix86_expand_reduc_v4sf): Likewise.
5511 2008-08-01 Doug Kwan <dougkwan@google.com>
5513 * matrix-reorg.c: Re-enable all code.
5514 (struct malloc_call_data): Change CALL_STMT to gimple type.
5515 (collect_data_for_malloc_call): Tuplify.
5516 (struct access_site_info): Change STMT to gimple type.
5517 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
5518 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
5519 (struct free_info): Change STMT to gimple type.
5520 (struct matrix_access_phi_node): Change PHI to gimple type.
5521 (get_inner_of_cast_expr): Remove.
5522 (may_flatten_matrices_1): Tuplify.
5523 (may_flatten_matrices): Ditto.
5524 (mark_min_matrix_escape_level): Ditto.
5525 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
5526 (ssa_accessed_in_call_rhs): New
5527 (ssa_accessed_in_assign_rhs): New
5528 (record_access_alloc_site_info): Tuplify.
5529 (add_allocation_site): Ditto.
5530 (analyze_matrix_allocation_site): Ditto.
5531 (analyze_transpose): Ditto.
5532 (get_index_from_offset): Ditto.
5533 (update_type_size): Ditto.
5534 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
5535 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
5536 (analyze_accesses_for_phi_node): Tuplify.
5537 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
5538 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
5539 (analyze_matrix_accesses): Tuplify.
5540 (check_var_data): New call-back type for check_var_notmodified_p.
5541 (check_var_notmodified_p): Tuplify and use call-back struct to
5542 return statement found.
5543 (can_calculate_expr_before_stmt): Factor out statement related code
5545 (can_calculate_stmt_before_stmt): New.
5546 (check_allocation_function): Tuplify.
5547 (find_sites_in_func): Ditto.
5548 (record_all_accesses_in_func): Ditto.
5549 (transform_access_sites): Ditto.
5550 (transform_allocation_sites): Ditto.
5551 (matrix_reorg): Re-enable.
5552 (gate_matrix_reorg): Re-enable.
5554 2008-08-01 Jakub Jelinek <jakub@redhat.com>
5556 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
5557 for labels for which it hasn't been set yet. If it has been set,
5558 stop walking insns and continue with next worklist item.
5559 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
5560 if the only BARRIER is at the very end of a function.
5562 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5564 * cfgexpand.c (expand_stack_alignment): Assert that
5565 stack_realign_drap and drap_rtx must match.
5567 * function.c (instantiate_new_reg): If DRAP is used to realign
5568 stack, replace virtual_incoming_args_rtx with internal arg
5571 2008-08-01 Richard Guenther <rguenther@suse.de>
5573 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
5574 loop information only if we initialized it.
5575 (execute_pre): Call fini_pre with in_fre.
5576 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
5577 if we do not unroll because we hit max-completely-peeled-insns.
5578 Use our estimation for consistency, do allow shrinking.
5580 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5582 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
5583 with MIN_STACK_BOUNDARY.
5584 (ix86_update_stack_boundary): Likewise.
5585 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
5588 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
5589 (MIN_STACK_BOUNDARY): This.
5591 2008-08-01 Richard Guenther <rguenther@suse.de>
5594 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
5596 2008-08-01 Richard Guenther <rguenther@suse.de>
5598 PR tree-optimization/36988
5599 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
5600 do not matter if that doesn't change volatile qualification.
5602 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
5604 * configure.ac: Do not generate libada-mk. Do not subst
5606 * libada-mk.in: Remove.
5607 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
5608 * configure: Regenerate.
5610 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
5612 * tree-pass.h: Added comment about not dumping passes with name
5613 starting with star in struct opt_pass.
5614 * passes.c (register_dump_files_1): Don't do dump for a pass with
5615 name starting with star.
5616 * doc/passes.texi (Pass manager): Mention pass names and special
5617 meaning of star prefix to avoid dump.
5619 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
5621 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
5623 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
5624 (ISA_MIPS64R2): New macro.
5625 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
5626 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
5627 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
5628 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
5629 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
5630 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
5631 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
5632 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
5633 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
5634 Move up to keep list alphabetically sorted.
5635 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
5636 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
5638 * doc/invoke.texi (MIPS Options): Add -mips64r2.
5639 (-march=@var{arch}): Add mips64r2.
5641 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5643 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
5645 2008-07-31 Steve Ellcey <sje@cup.hp.com>
5647 * expr.c (expand_assignment): Check for complete type.
5649 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5652 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
5654 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
5655 for stack alignment.
5657 * function.h (rtl_data): Add stack_realign_tried. Update comments.
5659 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
5661 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
5662 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
5664 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5666 PR rtl-optimization/36419
5667 * dwarf2out.c (barrier_args_size): New variable.
5668 (compute_barrier_args_size, compute_barrier_args_size_1): New
5670 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
5671 if not called yet in the current function, use barrier_args_size
5672 array to find the new args_size value.
5673 (dwarf2out_frame_debug): Free and clear barrier_args_size.
5675 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5678 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
5681 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5684 * dwarf2out.c (dwarf2out_args_size_adjust): New.
5685 (dwarf2out_stack_adjust): Use it.
5686 (dwarf2out_frame_debug_expr): Likewise.
5688 2008-07-31 Richard Guenther <rguenther@suse.de>
5690 PR tree-optimization/36978
5691 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
5692 the generated condition.
5694 2008-07-31 Richard Guenther <rguenther@suse.de>
5696 * passes.c (init_optimization_passes): Always call
5697 pass_early_warn_uninitialized.
5698 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
5699 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
5700 * doc/passes.texi (Warn for uninitialized variables): Adjust.
5702 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5705 * builtins.c (maybe_emit_free_warning): New function.
5706 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
5707 maybe_emit_free_warning for BUILT_IN_FREE.
5710 * dwarf2out.c (get_context_die): New function.
5711 (force_decl_die, force_type_die): Use it.
5712 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
5713 returns NULL, force generation of DW_TAG_typedef and put that into
5716 PR preprocessor/36649
5717 * c-pch.c (c_common_read_pch): Save and restore
5718 line_table->trace_includes across PCH restore.
5720 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
5723 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
5725 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
5728 * final.c (call_from_call_insn): Handle COND_EXEC.
5730 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5732 * builtins.c (std_gimplify_va_arg_expr): Replace
5733 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
5734 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5736 2008-07-30 Joey Ye <joey.ye@intel.com>
5737 H.J. Lu <hongjiu.lu@intel.com>
5739 * builtins.c (expand_builtin_setjmp_receiver): Replace
5740 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
5741 (expand_builtin_apply_args_1): Likewise.
5742 (expand_builtin_longjmp): Need DRAP for stack alignment.
5743 (expand_builtin_apply): Likewise.
5745 * caller-save.c (setup_save_areas): Call assign_stack_local_1
5746 instead of assign_stack_local to allow alignment reduction.
5748 * calls.c (emit_call_1): Need DRAP for stack alignment if
5750 (expand_call): Replace virtual_incoming_args_rtx with
5751 crtl->args.internal_arg_pointer.
5752 * stmt.c (expand_nl_goto_receiver): Likewise.
5754 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
5755 alignment and store to stack_alignment_estimated and
5756 max_used_stack_slot_alignment.
5757 (expand_one_var): Likewise.
5758 (expand_stack_alignment): New function.
5759 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
5760 and stack_alignment_estimated fields in rtl_data. Call
5761 expand_stack_alignment at end.
5763 * defaults.h (INCOMING_STACK_BOUNDARY): New.
5764 (MAX_STACK_ALIGNMENT): Likewise.
5765 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
5766 (SUPPORTS_STACK_ALIGNMENT): Likewise.
5768 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
5769 stack alignment when generating virtual registers.
5771 * function.c (assign_stack_local): Renamed to ...
5772 (assign_stack_local_1): This. Add a parameter to indicate
5773 if it is OK to reduce alignment.
5774 (assign_stack_local): Use it.
5775 (instantiate_new_reg): Instantiate virtual incoming args rtx
5776 to vDRAP if stack realignment and DRAP is needed.
5777 (assign_parms): Collect parameter/return type alignment and
5778 contribute to stack_alignment_estimated.
5779 (locate_and_pad_parm): Likewise.
5780 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
5781 with crtl->args.internal_arg_pointer.
5783 * function.h (rtl_data): Add new field drap_reg,
5784 max_used_stack_slot_alignment, stack_alignment_estimated,
5785 stack_realign_needed, need_drap, stack_realign_processed and
5786 stack_realign_finalized.
5787 (stack_realign_fp): New macro.
5788 (stack_realign_drap): Likewise.
5790 * global.c (compute_regsets): Frame pointer is needed when
5791 stack is realigned. Can eliminate frame pointer when stack is
5792 realigned and dynamic realigned argument pointer isn't used.
5794 * reload1.c (update_eliminables): Frame pointer is needed
5795 when stack is realigned.
5796 (init_elim_table): Can eliminate frame pointer when stack is
5797 realigned and dynamic realigned argument pointer isn't used.
5799 * rtl.h (assign_stack_local_1): Declare new funtion.
5801 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
5802 (TARGET_GET_DRAP_RTX): Likewise.
5803 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
5804 TARGET_GET_DRAP_RTX.
5806 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
5808 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
5809 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
5811 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
5812 H.J. Lu <hongjiu.lu@intel.com>
5814 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
5815 vdrap_reg, stack_realign and drap_reg_saved.
5816 (add_cfi): Don't allow redefining CFA when DRAP is used.
5817 (reg_save): Handle stack alignment.
5818 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
5819 alignment. Don't generate DWARF information for (set fp sp)
5821 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
5823 (int_loc_descriptor): Move prototype forward. Also define if
5824 DWARF2_UNWIND_INFO is true.
5825 (output_cfa_loc): Handle DW_CFA_expression.
5826 (build_cfa_aligned_loc): New.
5827 (based_loc_descr): Update assert for stack realign. For local
5828 variables, use sp+offset when stack is aligned without drap and
5829 fp+offset when stack is aligned with drap. For arguments, use
5830 cfa+offset when drap is used to align stack.
5832 2008-07-30 Joey Ye <joey.ye@intel.com>
5833 H.J. Lu <hongjiu.lu@intel.com>
5835 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
5837 (ix86_gen_andsp): New.
5838 (ix86_user_incoming_stack_boundary): Likewise.
5839 (ix86_default_incoming_stack_boundary): Likewise.
5840 (ix86_incoming_stack_boundary): Likewise.
5841 (ix86_can_eliminate): Likewise.
5842 (find_drap_reg): Likewise.
5843 (ix86_update_stack_boundary): Likewise.
5844 (ix86_get_drap_rtx): Likewise.
5845 (ix86_finalize_stack_realign_flags): Likewise.
5846 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
5847 (TARGET_GET_DRAP_RTX): Likewise.
5848 (override_options): Overide option value for new options.
5849 (ix86_function_ok_for_sibcall): Remove check for
5850 force_align_arg_pointer.
5851 (ix86_handle_cconv_attribute): Likewise.
5852 (ix86_function_regparm): Likewise.
5853 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
5854 (ix86_va_start): Replace virtual_incoming_args_rtx with
5855 crtl->args.internal_arg_pointer.
5856 (ix86_select_alt_pic_regnum): Check DRAP register.
5857 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
5858 (ix86_compute_frame_layout): Compute frame layout wrt stack
5860 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
5861 (ix86_expand_prologue): Decide if stack realignment is needed
5862 and generate prologue code accordingly.
5863 (ix86_expand_epilogue): Generate epilogue code wrt stack
5864 realignment is really needed or not.
5866 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
5867 (ABI_STACK_BOUNDARY): Likewise.
5868 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
5869 (STACK_REALIGN_DEFAULT): Likewise.
5870 (INCOMING_STACK_BOUNDARY): Likewise.
5871 (MAX_STACK_ALIGNMENT): Likewise.
5872 (ix86_incoming_stack_boundary): Likewise.
5873 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
5874 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
5875 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
5876 (machine_function): Remove force_align_arg_pointer.
5878 * config/i386/i386.md (BX_REG): New.
5879 (R13_REG): Likewise.
5881 * config/i386/i386.opt (mforce_drap): New.
5882 (mincoming-stack-boundary): Likewise.
5883 (mstackrealign): Add Init(-1).
5885 * config/i386/i386-protos.h (ix86_can_eliminate): New
5887 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5889 * doc/extend.texi: Update force_align_arg_pointer.
5891 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
5894 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
5895 (INCOMING_STACK_BOUNDARY): Likewise.
5896 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
5897 (TARGET_GET_DRAP_RTX): Likewise.
5899 2008-07-30 Andreas Schwab <schwab@suse.de>
5901 PR rtl-optimization/36929
5902 * dse.c (replace_inc_dec): Use emit_insn_before instead of
5903 add_insn_before and fix argument order.
5904 (replace_inc_dec_mem): Handle NULL rtx.
5906 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
5908 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
5910 (arm_compute_initial_elimination_offset): Use it.
5911 (arm_compute_save_reg_mask): Include static chain save slot when
5912 calculating alignment.
5913 (arm_get_frame_offsets): Ditto.
5914 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
5915 that we can use to decrement the stack when the stack decrement
5916 could be too big for an immediate value in a single insn.
5917 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
5919 2008-07-30 Richard Guenther <rguenther@suse.de>
5921 PR tree-optimization/36967
5922 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
5923 Release defs of statements we remove.
5925 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5927 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
5928 instead of NULL_RTVEC.
5930 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5934 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
5937 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
5939 * final.c (call_from_call_insn): New.
5940 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
5942 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
5944 * configure.ac: Substitute ADA_CFLAGS.
5945 * configure: Regenerate.
5946 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
5947 * Makefile.in: Remove mention of X_* variables.
5948 * config/pa/x-ada-hpux10: Remove.
5949 * config/pa/x-ada: Remove.
5951 * doc/fragments.texi: Update.
5953 2008-07-30 Olivier Hainque <hainque@adacore.com>
5955 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
5956 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
5957 __dso_handle explicitly here.
5959 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5962 * c-typeck.c (build_binary_op): Encapsulate code into...
5963 * c-common.c (shorten_binary_op): ...this new function.
5964 (conversion_warning): Use the new function. Handle non-negative
5965 constant in bitwise-and.
5966 * c-common.h (shorten_binary_op): Declare.
5968 2008-07-30 Olivier Hainque <hainque@adacore.com>
5970 * scan.c (make_sstring_space): Add explicit conversions of
5971 allocator's return value.
5972 * fix-header.c (recognized_function): Likewise.
5974 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5976 * doc/cpp.texi: Update to GFDL 1.2.
5977 * doc/gcc.texi: Do not list GPL as Invariant Section.
5978 * doc/gccint.texi: Likewise. Update copyright years.
5979 * doc/install.texi: Update copyright years.
5981 2008-07-30 Alan Modra <amodra@bigpond.net.au>
5984 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
5985 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
5987 2008-07-29 Jan Hubicka <jh@suse.cz>
5989 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
5990 (grokdeclarator): Likewise.
5991 * langhooks.c (lhd_warn_unused_global_decl): Use
5992 DECL_DECLARED_INLINE_P.
5993 * print-tree.c (print_node): Remove DECL_INLINE check.
5995 2008-07-29 Richard Guenther <rguenther@suse.de>
5997 PR tree-optimization/36945
5998 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
5999 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
6000 Record invariant addresses un-decomposed.
6001 (copy_reference_ops_from_call): Record reference call
6002 arguments properly. Simplify.
6003 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
6004 helper split out from ...
6005 (create_component_ref_by_pieces): ... here. Simplify.
6006 Prepare for recursive invocation for call arguments.
6007 (create_expression_by_pieces): Adjust call to
6008 create_component_ref_by_pieces.
6009 (compute_avail): Process operand 2 of reference ops.
6011 2008-07-29 Richard Guenther <rguenther@suse.de>
6013 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
6015 2008-07-29 Jakub Jelinek <jakub@redhat.com>
6017 * c-format.c (check_format_types): Revert unwanted checkin.
6019 2008-07-29 Jan Hubicka <jh@suse.cz>
6021 * flags.h (flag_really_no_inline): Remove.
6022 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
6023 * toplev.c (flag_really_no_inline): Remove.
6024 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
6025 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
6026 (cgraph_decide_inlining_incrementally): Likewise.
6027 (compute_inline_parameters): Likewise.
6028 * opts.c (decode_options): Simplify.
6029 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
6030 * common.opt (finline): Initialize to 1.
6031 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
6033 2008-07-29 Jan Hubicka <jh@suse.cz>
6035 * predict.c (always_optimize_for_size_p): New function.
6036 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
6037 optimize_edge_for_size_p, optimize_edge_for_speed_p,
6038 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
6040 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
6041 * function.c (prepare_function_start): Set default profile.
6042 * function.h (rtl_data): Add maybe_hot_insn_p.
6043 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
6044 (construct_exit_block): Likewise.
6045 (tree_expand_cfg): Likewise.
6047 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
6048 optimize_edge_for_size_p, optimize_edge_for_speed_p,
6049 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6050 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
6053 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6056 * c-decl.c (merge_decls): Merge USED flags.
6058 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
6060 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
6061 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
6062 next_stack, lab_false and lab_over trees.
6064 2008-07-28 Richard Guenther <rguenther@suse.de>
6066 PR tree-optimization/36957
6067 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
6068 (useless_type_conversion_p): Remove.
6069 (types_compatible_p): Remove.
6070 * gimple.h (tree_ssa_useless_type_conversion): Declare.
6071 (useless_type_conversion_p): Declare.
6072 (types_compatible_p): Declare.
6073 (gimple_expr_type): Return the base type only if it is
6074 trivially convertible to the subtype.
6076 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
6078 * configure.ac: Use the m4_do macro to concatenate the warnings into
6079 one string in ACX_PROG_CC_WARNING_OPTS,
6080 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
6081 * configure: Regenerate.
6083 2008-07-28 Richard Guenther <rguenther@suse.de>
6085 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
6086 (insert_fake_stores): Remove.
6087 (realify_fake_stores): Likewise.
6088 (execute_pre): Remove dead code.
6089 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
6090 (find_func_aliases): Deal with it here instead.
6091 Re-enable gcc_unreachable call.
6093 2008-07-28 Richard Guenther <rguenther@suse.de>
6095 Merge from gimple-tuples-branch.
6097 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
6098 * gimple.def: New file.
6099 * gsstruct.def: Likewise.
6100 * gimple-iterator.c: Likewise.
6101 * gimple-pretty-print.c: Likewise.
6102 * tree-gimple.c: Removed. Merged into ...
6103 * gimple.c: ... here. New file.
6104 * tree-gimple.h: Removed. Merged into ...
6105 * gimple.h: ... here. New file.
6107 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
6108 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
6109 --enable-checking=gimple flag.
6110 * config.in: Likewise.
6111 * configure: Regenerated.
6113 * tree-ssa-operands.h: Tuplified.
6114 * tree-vrp.c: Likewise.
6115 * tree-loop-linear.c: Likewise.
6116 * tree-into-ssa.c: Likewise.
6117 * tree-ssa-loop-im.c: Likewise.
6118 * tree-dump.c: Likewise.
6119 * tree-complex.c: Likewise.
6120 * cgraphbuild.c: Likewise.
6121 * tree-ssa-threadupdate.c: Likewise.
6122 * tree-ssa-loop-niter.c: Likewise.
6123 * tree-pretty-print.c: Likewise.
6124 * tracer.c: Likewise.
6125 * gengtype.c: Likewise.
6126 * tree-loop-distribution.c: Likewise.
6127 * tree-ssa-loop-unswitch.c: Likewise.
6128 * cgraph.c: Likewise.
6129 * cgraph.h: Likewise.
6130 * tree-ssa-loop-manip.c: Likewise.
6131 * value-prof.c: Likewise.
6132 * tree-ssa-loop-ch.c: Likewise.
6133 * tree-tailcall.c: Likewise.
6134 * value-prof.h: Likewise.
6137 * tree-pass.h: Likewise.
6138 * ipa-cp.c: Likewise.
6139 * tree-scalar-evolution.c: Likewise.
6140 * tree-scalar-evolution.h: Likewise.
6141 * target.h: Likewise.
6142 * lambda-mat.c: Likewise.
6143 * tree-phinodes.c: Likewise.
6144 * diagnostic.h: Likewise.
6145 * builtins.c: Likewise.
6146 * tree-ssa-alias-warnings.c: Likewise.
6147 * cfghooks.c: Likewise.
6148 * fold-const.c: Likewise.
6149 * cfghooks.h: Likewise.
6150 * omp-low.c: Likewise.
6151 * tree-ssa-dse.c: Likewise.
6152 * ipa-reference.c: Likewise.
6153 * tree-ssa-uncprop.c: Likewise.
6154 * toplev.c: Likewise.
6155 * tree-gimple.c: Likewise.
6156 * tree-gimple.h: Likewise.
6157 * tree-chrec.c: Likewise.
6158 * tree-chrec.h: Likewise.
6159 * tree-ssa-sccvn.c: Likewise.
6160 * tree-ssa-sccvn.h: Likewise.
6161 * cgraphunit.c: Likewise.
6162 * tree-ssa-copyrename.c: Likewise.
6163 * tree-ssa-ccp.c: Likewise.
6164 * tree-ssa-loop-ivopts.c: Likewise.
6165 * tree-nomudflap.c: Likewise.
6166 * tree-call-cdce.c: Likewise.
6167 * ipa-pure-const.c: Likewise.
6168 * c-format.c: Likewise.
6169 * tree-stdarg.c: Likewise.
6170 * tree-ssa-math-opts.c: Likewise.
6171 * tree-ssa-dom.c: Likewise.
6172 * tree-nrv.c: Likewise.
6173 * tree-ssa-propagate.c: Likewise.
6174 * ipa-utils.c: Likewise.
6175 * tree-ssa-propagate.h: Likewise.
6176 * tree-ssa-alias.c: Likewise.
6177 * gimple-low.c: Likewise.
6178 * tree-ssa-sink.c: Likewise.
6179 * ipa-inline.c: Likewise.
6180 * c-semantics.c: Likewise.
6181 * dwarf2out.c: Likewise.
6183 * tree-ssa-loop-ivcanon.c: Likewise.
6184 * predict.c: Likewise.
6185 * tree-ssa-loop.c: Likewise.
6186 * tree-parloops.c: Likewise.
6187 * tree-ssa-address.c: Likewise.
6188 * tree-ssa-ifcombine.c: Likewise.
6189 * matrix-reorg.c: Likewise.
6190 * c-decl.c: Likewise.
6191 * tree-eh.c: Likewise.
6192 * c-pretty-print.c: Likewise.
6193 * lambda-trans.c: Likewise.
6194 * function.c: Likewise.
6195 * langhooks.c: Likewise.
6196 * ebitmap.h: Likewise.
6197 * tree-vectorizer.c: Likewise.
6198 * function.h: Likewise.
6199 * langhooks.h: Likewise.
6200 * tree-vectorizer.h: Likewise.
6201 * ipa-type-escape.c: Likewise.
6202 * ipa-type-escape.h: Likewise.
6203 * domwalk.c: Likewise.
6204 * tree-if-conv.c: Likewise.
6205 * profile.c: Likewise.
6206 * domwalk.h: Likewise.
6207 * tree-data-ref.c: Likewise.
6208 * tree-data-ref.h: Likewise.
6209 * tree-flow-inline.h: Likewise.
6210 * tree-affine.c: Likewise.
6211 * tree-vect-analyze.c: Likewise.
6212 * c-typeck.c: Likewise.
6213 * gimplify.c: Likewise.
6214 * coretypes.h: Likewise.
6215 * tree-ssa-phiopt.c: Likewise.
6216 * calls.c: Likewise.
6217 * tree-ssa-coalesce.c: Likewise.
6218 * tree.def: Likewise.
6219 * tree-dfa.c: Likewise.
6220 * except.c: Likewise.
6221 * except.h: Likewise.
6222 * cfgexpand.c: Likewise.
6223 * tree-cfgcleanup.c: Likewise.
6224 * tree-ssa-pre.c: Likewise.
6225 * tree-ssa-live.c: Likewise.
6226 * tree-sra.c: Likewise.
6227 * tree-ssa-live.h: Likewise.
6228 * tree-predcom.c: Likewise.
6229 * lambda.h: Likewise.
6230 * tree-mudflap.c: Likewise.
6231 * ipa-prop.c: Likewise.
6232 * print-tree.c: Likewise.
6233 * tree-ssa-copy.c: Likewise.
6234 * ipa-prop.h: Likewise.
6235 * tree-ssa-forwprop.c: Likewise.
6236 * ggc-page.c: Likewise.
6237 * c-omp.c: Likewise.
6238 * tree-ssa-dce.c: Likewise.
6239 * tree-vect-patterns.c: Likewise.
6240 * tree-ssa-ter.c: Likewise.
6241 * tree-nested.c: Likewise.
6242 * tree-ssa.c: Likewise.
6243 * lambda-code.c: Likewise.
6244 * tree-ssa-loop-prefetch.c: Likewise.
6245 * tree-inline.c: Likewise.
6246 * tree-inline.h: Likewise.
6247 * tree-iterator.c: Likewise.
6248 * tree-optimize.c: Likewise.
6249 * tree-ssa-phiprop.c: Likewise.
6250 * tree-vect-transform.c: Likewise.
6251 * tree-object-size.c: Likewise.
6252 * tree-outof-ssa.c: Likewise.
6253 * cfgloop.c: Likewise.
6254 * system.h: Likewise.
6255 * tree-profile.c: Likewise.
6256 * cfgloop.h: Likewise.
6257 * c-gimplify.c: Likewise.
6258 * c-common.c: Likewise.
6259 * tree-vect-generic.c: Likewise.
6260 * tree-flow.h: Likewise.
6261 * c-common.h: Likewise.
6262 * basic-block.h: Likewise.
6263 * tree-ssa-structalias.c: Likewise.
6264 * tree-switch-conversion.c: Likewise.
6265 * tree-ssa-structalias.h: Likewise.
6266 * tree-cfg.c: Likewise.
6267 * passes.c: Likewise.
6268 * ipa-struct-reorg.c: Likewise.
6269 * ipa-struct-reorg.h: Likewise.
6270 * tree-ssa-reassoc.c: Likewise.
6271 * cfgrtl.c: Likewise.
6272 * varpool.c: Likewise.
6274 * tree-ssanames.c: Likewise.
6275 * tree-ssa-threadedge.c: Likewise.
6276 * langhooks-def.h: Likewise.
6277 * tree-ssa-operands.c: Likewise.
6278 * config/alpha/alpha.c: Likewise.
6279 * config/frv/frv.c: Likewise.
6280 * config/s390/s390.c: Likewise.
6281 * config/m32c/m32c.c: Likewise.
6282 * config/m32c/m32c-protos.h: Likewise.
6283 * config/spu/spu.c: Likewise.
6284 * config/sparc/sparc.c: Likewise.
6285 * config/i386/i386.c: Likewise.
6286 * config/sh/sh.c: Likewise.
6287 * config/xtensa/xtensa.c: Likewise.
6288 * config/stormy16/stormy16.c: Likewise.
6289 * config/ia64/ia64.c: Likewise.
6290 * config/rs6000/rs6000.c: Likewise.
6291 * config/pa/pa.c: Likewise.
6292 * config/mips/mips.c: Likewise.
6294 2008-07-28 Simon Baldwin <simonb@google.com>
6296 * c-pragma.c (handle_pragma_message): New function.
6297 (init_pragma): Register handle_pragma_message.
6298 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
6301 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
6303 PR tree-optimization/35252
6304 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
6305 REALPART_EXPR to be considered as same load operation.
6307 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
6309 PR tree-optimization/36830
6310 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
6311 (expressions_equal_p): Return false if only one operand is null.
6313 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
6315 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
6316 version requirements.
6318 2008-07-26 Olivier Hainque <hainque@adacore.com>
6320 * collect2.c (symkind): New enum. Symbol kinds we care about.
6321 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
6322 code and head comment accordingly.
6323 (scan_prog_file): Use symkind names instead of bare integers.
6325 2008-07-25 Jan Hubicka <jh@suse.cz>
6327 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
6329 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
6330 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
6331 * dojump.c (clear_pending_stack_adjust): Likewise.
6332 * print-tree.c (print_node): Ignore DECL_INLINE.
6333 * tree-inline.c (inlinable_function_p): Likewise.
6335 2008-07-25 Michael Meissner <gnu@the-meissners.org>
6337 * doc/extend.texi (hot attribute): Document that the hot attribute
6338 turns on -O3 for some ports.
6339 (cold attribute): Document that the cold attribute turns on -Os
6342 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
6343 reflect function specific option support.
6345 * target.h (struct target_option_hooks): Add fields to say whether
6346 the cold attribute implies -Os and the hot attribute implies -O3.
6348 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
6349 By default, do not turn on -Os for cold functions.
6350 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
6351 not turn on -O3 for hot functions.
6353 * c-common.c (handle_hot_attribute): Use target hook to determine
6354 if hot functions should enable -O3.
6355 (handle_cold_attribute): Use target hook to determine if cold
6356 functions should enable -Os.
6358 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
6359 (override_options): Move disable scheduling to
6360 optimization_options.
6361 (optimization_options): Disable scheduling here, not
6363 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6364 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6366 * config/ia64/ia64.c (ia64_override_options): Move setting
6367 scheduling flags to ia64_optimization_options.
6368 (ia64_optimization_options): Disable scheduling options here, and
6369 not in ia64_override_options.
6370 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6371 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6373 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
6376 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
6378 2008-07-25 Martin Jambor <mjambor@suse.cz>
6380 PR tree-optimization/36926
6381 * ipa-prop.c (ipa_analyze_call_uses): Call
6382 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
6384 2008-07-25 Joseph Myers <joseph@codesourcery.com>
6386 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6387 movv2si_internal): Add mem = reg alternative.
6389 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
6392 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
6393 DEFAULT_PCC_STRUCT_RETURN to 127.
6395 2008-07-24 Jan Hubicka <jh@suse.cz>
6397 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
6398 (build_cgraph_edges): Likewise.
6399 * cgraph.c (cgraph_node): Do not update assembler hash.
6400 (cgraph_remove_node): Drop non-unit-at-a-time code.
6401 * tree-pass.h (pass_O0_always_inline): Remove.
6402 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
6403 * toplev.c (process_options): Flag unit-at-a-time does not imply
6405 * cgraphunit.c: Update comments.
6406 (decide_is_function_needed): Drop non-unit-at-a-time mode.
6407 (cgraph_assemble_pending_functions): Remove.
6408 (cgraph_reset_node): Drop non-unit-at-a-time code.
6409 (cgraph_finalize_function): Likewise.
6410 (cgraph_analyze_function): Likewise.
6411 (cgraph_finalize_compilation_unit): Likewise.
6412 (cgraph_expand_function): Likewise.
6413 (cgraph_optimize): Likesise.
6414 (save_inline_function_body): Likewise.
6415 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
6416 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
6417 * ipa-inline.c: Update comments.
6418 (enum inlining_mode): remove INLINE_SPEED.
6419 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
6420 (cgraph_mark_inline_edge): Likewise.
6421 (try_inline): Likewise.
6422 (cgraph_decide_inlining_incrementally): Likewise.
6423 (cgraph_gate_inlining): Remove.
6424 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
6425 (cgraph_gate_early_inlining): Likewise.
6426 (gate_inline_passes): Remove.
6427 (pass_inline_parameters, pass_ipa_inline): Remove gates.
6428 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6429 pass_O0_always_inline): Remove.
6430 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
6431 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
6432 * opts.c (no_unit_at_a_time_default): Remove.
6433 (decode_options): Remove flag_unit_at_a_time reset and warning.
6434 * opts.h (no_unit_at_a_time_default): Remove.
6435 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
6436 early in GNU dialect.
6437 (merge_decls): Update comment; drop unit-at-a-time check.
6438 (finish_decl): Likewise.
6439 (grok_declaration): Remove flag_inline_trees code.
6440 (finish_functions): Return on function returning non-void on all
6442 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
6443 * cfgexpand.c (expand_one_static_var): Remove.
6444 (expand_one_var): Remove expand_one_static_var call.
6445 (expand_used_vars_for_block): Remove flag_unit_a_time check.
6446 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
6447 and flag_unit_at_a-time compatibility checks.
6448 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
6449 * tree-inline.c (flag_inline_trees): Remove.
6450 (inlinable_function_p): Don't check it.
6451 (expand_call_inline): Remove non-unit-at-a-time code.
6452 * tree-inline.h (flag_inline_trees): Remove.
6453 * tree-optimize.c (execute_early_local_optimizations): Remove
6454 unit-at-a-time checks.
6455 (tree_rest_of_compilation): Likewise.
6456 * combine.c (setup_incoming_promotions): Likewise.
6457 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
6458 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
6459 * passes.c (pass_inline_parameters): Update comments; remove
6460 O0_alwaysinline pass.
6461 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
6462 (execute_one_pass): Likewise.
6463 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
6464 (ix86_function_sseregparm): Likewise.
6465 * arm.c (arm_function_in_section_p): Likewise.
6466 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
6467 * varpool.c: Update comments.
6468 (decide_is_variable_needed): Remove unit-at-a-time checks.
6469 (varpool_finalize_decl): Likewise.
6471 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
6473 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
6475 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
6477 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
6479 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
6480 imp symbol extension.
6482 2008-07-23 Ian Lance Taylor <iant@google.com>
6484 * tree-vrp.c (infer_value_range): Ignore asm statements when
6485 looking for memory accesses for -fdelete-null-pointer-checks.
6487 2008-07-24 Ben Elliston <bje@au.ibm.com>
6489 * config/spu/spu-c.c (__vector_keyword): New variable.
6490 (vector_keyword): Likewise.
6491 (spu_categorize_keyword): New function.
6492 (spu_macro_to_expand): Likewise.
6493 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
6494 compiling an ISO C dialect.
6496 2008-07-24 Ben Elliston <bje@au.ibm.com>
6498 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
6501 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6503 * configure: Regenerate.
6504 * configure.ac: Require texinfo 4.7.
6505 * doc/install.texi: Document texinfo 4.7 requirement.
6507 2008-07-23 Martin Jambor <mjambor@suse.cz>
6509 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
6510 rather than for DECL_SAVED_TREE.
6511 * ipa-prop.c: Include diagnostic.h.
6512 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
6514 (ipa_detect_param_modifications): Function rewritten from scratch.
6515 (ipa_compute_jump_functions): Changed accesses to modification flags.
6516 (ipa_free_node_params_substructures): Update flags destruction.
6517 (ipa_node_duplication_hook): Update flags duplication.
6518 (ipa_print_all_params_modified): Updated flag access.
6519 * ipa-prop.h (struct ipa_param_flags): New structure.
6520 (struct ipa_node_params): New field modification_analysis_done,
6521 modified_flags changed into param_flags.
6522 (ipa_is_ith_param_modified): Changed to use new flags.
6523 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
6525 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
6526 ipa-cp.c and split into two functions.
6527 (ipa_print_node_jump_functions): New function.
6528 (compute_scalar_jump_functions): New function.
6529 (type_like_member_ptr_p): New function.
6530 (compute_pass_through_member_ptrs): New function.
6531 (fill_member_ptr_cst_jump_function): New function.
6532 (determine_cst_member_ptr): New function.
6533 (compute_cst_member_ptr_arguments): New function.
6534 (ipa_compute_jump_functions): Complete rewrite.
6535 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
6536 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
6537 (struct ipa_member_ptr_cst): New structure.
6538 (union jump_func_value): New field member_cst.
6539 * ipa-cp.c (ipcp_lat_is_insertable): New function.
6540 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
6541 jump function types.
6542 (ipcp_print_all_lattices): Slight fprintf rearrangement.
6543 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
6544 instead of ipcp_print_all_jump_functions.
6545 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
6546 only for replacable scalars.
6548 * doc/invoke.texi (Optimize options): Add description of
6549 -findirect-inlining.
6550 * common.opt (flag_indirect_inlining): New flag.
6551 * opts.c (decode_options): Set flag_indirect_inlining when
6554 * ipa-inline.c: Include ipa-prop.h.
6555 (inline_indirect_intraprocedural_analysis): New function.
6556 (inline_generate_summary): Allocate parameter and argument info
6557 structures, call inline_indirect_intraprocedural_analysis on each
6558 node when doing indirect inlining and deallocate indirect inlining
6559 data structures in the end.
6560 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
6561 (free_all_ipa_structures_after_iinln): New function.
6562 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
6564 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
6566 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
6567 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6568 of computing the frequency separately.
6569 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6570 of computing the frequency separately.
6571 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
6572 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
6573 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
6574 (ipa_get_stmt_member_ptr_load_param): New function.
6575 (ipa_is_ssa_with_stmt_def): New function.
6576 (ipa_note_param_call): New function.
6577 (ipa_analyze_call_uses): New function.
6578 (ipa_analyze_stmt_uses): New function.
6579 (ipa_analyze_params_uses): New function.
6580 (ipa_free_node_params_substructures): Also free the param_calls linked
6582 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
6583 (ipa_print_node_param_flags): New function.
6584 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
6585 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
6586 * ipa-prop.h (struct ipa_param_flags): New field called.
6587 (struct ipa_param_call_note): New structure.
6588 (struct ipa_node_params): New fields param_calls and
6590 (ipa_is_ith_param_called): New function.
6591 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
6592 ipa_analyze_params_uses and dump parameter flags.
6594 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
6595 ipa_propagate_indirect_call_infos if performing indirect inlining,
6596 pass a new parameter new_edges to it.
6597 (add_new_edges_to_heap): New fucntion.
6598 (cgraph_decide_inlining_of_small_functions): New vector
6599 new_indirect_edges for newly found indirect edges , call
6600 ipa_propagate_indirect_call_infos after inlining.
6601 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
6602 inlining if performing indirect inlining. Call
6603 free_all_ipa_structures_after_iinln when doing so too.
6604 (inline_generate_summary): Do not call
6605 free_all_ipa_structures_after_iinln here.
6606 * ipa-prop.c (update_jump_functions_after_inlining): New function.
6607 (print_edge_addition_message): New function.
6608 (update_call_notes_after_inlining): New function.
6609 (propagate_info_to_inlined_callees): New function.
6610 (ipa_propagate_indirect_call_infos): New function.
6611 * ipa-prop.h: Include cgraph.h
6612 (struct ipa_param_call_note): Fields reordered, new field processed.
6613 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
6615 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
6616 rediscovered call statements.
6617 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
6618 (dump_cgraph_node): Dump also the indirect_call flag.
6619 (cgraph_clone_edge): Copy also the indirect_call flag.
6620 * tree-inline.c (copy_bb): Do not check for fndecls from call
6621 expressions, check for edge availability when moving clones.
6622 (get_indirect_callee_fndecl): New function.
6623 (expand_call_inline): If callee declaration is not apprent from
6624 the statement, try calling get_indirect_callee_fndecl. Do not
6625 issue warnings or call sorry when not inlinings an indirect edge.
6626 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
6628 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
6629 bit more frandly to matching.
6630 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
6631 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
6632 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
6634 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6637 * opth-gen.awk: Suppress function specific features when building
6639 * optc-gen.awk: Ditto.
6641 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6644 * diagnostic.c (pedwarn): Add opt parameter.
6646 * c-tree.h (pedwarn_init): Add opt parameter.
6647 (pedwarn_c90): Likewise.
6648 (pedwarn_c99): Likewise.
6649 * c-errors.c (pedwarn_c99): Likewise.
6650 (pedwarn_c90): Likewise.
6651 * toplev.h (pedwarn): Update declaration.
6652 (pedwarn0): Declare.
6653 * c-lex.c: All calls to pedwarn changed.
6654 * builtins.c: All calls to pedwarn changed.
6655 * toplev.c: All calls to pedwarn changed.
6656 * c-decl.c: All calls to pedwarn changed.
6657 * c-typeck.c: All calls to pedwarn changed.
6658 * c-common.c: All calls to pedwarn changed.
6659 * c-parser.c: All calls to pedwarn changed.
6661 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6662 Karthik Kumar <karthikkumar@gmail.com>
6664 * attribs.c (file scope): Include c-common.h.
6665 (decl_attributes): Add support for #pragma GCC optimize and
6668 * targhooks.c (default_can_inline_p): New function that is the
6669 default for the TARGET_CAN_INLINE_P target hook.
6671 * targhooks.h (default_can_inline_p): Add declaration.
6673 * tree.c (cl_optimization_node): New static tree for building
6674 OPTIMIZATION_NODE tree.
6675 (cl_target_option_node): New static tree for building
6676 TARGET_OPTION_NODE tree.
6677 (cl_option_hash_table): New hash table for hashing
6678 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6679 (cl_option_hash_hash): New function to provide the hash value for
6680 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6681 (cl_option_hash_eq): New function to provide an equality test for
6682 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6683 (tree_code_size): Add support for OPTIMIZATION_NODE and
6684 TARGET_OPTION_NODE trees.
6685 (tree_code_structure): Add support for OPTIMIZATION_NODE and
6686 TARGET_OPTION_NODE trees.
6687 (build_optimization_node): Build a tree that has all of the
6688 current optimization options.
6689 (build_target_option_node): Build a tree that has the target
6690 options that might be changed on a per function basis.
6692 * tree.h (file scope): Include options.h.
6693 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
6694 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6695 (TREE_OPTIMIZATION): Ditto.
6696 (TREE_TARGET_SPECIFIC): Ditto.
6697 (struct tree_function_decl): Add fields for remembering the
6698 current optimization options and target specific options.
6699 (struct tree_optimization_option): New tree variant that remembers
6700 the optimization options.
6701 (struct tree_target_option): New tree variant that remembers the
6702 target specific flags that might change for compiling a particular
6704 (union tree_node): Include tree_optimization_option and
6705 tree_target_option fields.
6706 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
6707 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
6708 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
6709 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
6710 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
6711 optimization and target options.
6712 (optimization_default_node): New macro to refer to global_trees
6714 (optimization_current_node): Ditto.
6715 (optimization_cold_node): Ditto.
6716 (optimization_hot_node): Ditto.
6717 (target_option_default_node): Ditto.
6718 (target_option_current_node): Ditto.
6719 (current_option_pragma): Ditto.
6720 (current_optimize_pragma): Ditto.
6722 * target.h (struct gcc_target): Add valid_option_attribute_p,
6723 target_option_save, target_option_restore, target_option_print,
6724 target_option_pragma_parse, and can_inline_p hooks.
6726 * toplev.h (parse_optimize_options): Add declaration.
6727 (fast_math_flags_struct_set_p): Ditto.
6729 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
6730 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
6733 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
6734 tree_can_inline_p hook to see if one function can inline another.
6735 (cgraph_decide_inlining): Ditto.
6736 (cgraph_decide_inlining_incrementally): Ditto.
6738 * opts.c (decode_options): Add support for running multiple times
6739 to allow functions with different target or optimization options
6740 than was specified on the command line.
6741 (fast_math_flags_struct_set_p): New function that is similar to
6742 fast_math_flags_set_p, except it uses the values in the
6743 cl_optimization structure instead of global variables.
6745 * optc-gen.awk: Add support for TargetSave to allow a back end to
6746 declare new fields that need to be saved when using function
6747 specific options. Include flags.h and target.h in the options.c
6748 source. Add support for Save to indicate which options can be set
6749 for individual functions. Generate cl_optimize_save,
6750 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
6751 cl_target_option_restore, cl_target_option_print functions to
6752 allow functions to use different optimization or target options.
6754 * opt-functions.awk (var_type_struct): Return the type used for
6755 storing the field in a structure.
6757 * opth-gen.awk: Add support for TargetSave to allow a back end to
6758 declare new fields that need to be saved when using function
6759 specific options. Add support for Save to indicate which options
6760 can be set for individual functions. Only generate one extern for
6761 Mask fields. Generate cl_optimization and cl_target_option
6762 structures to remember optimization and target options.
6764 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
6765 collecting new tree nodes.
6766 (TS_TARGET_OPTION): Ditto.
6768 * c-decl.c (merge_decls): Merge function specific target and
6769 optimization options.
6771 * function.c (invoke_set_current_function_hook): If the function
6772 uses different optimization options, change the global variables
6775 * coretypes.h (struct cl_optimization): Add forward reference.
6776 (struct cl_target_option): Ditto.
6778 * c-pragma.c (option_stack): New static vector to remember the
6779 current #pragma GCC option stack.
6780 (handle_pragma_option): New function to support #pragma GCC option
6781 to change target options.
6782 (optimize_stack): New static vector to remember the current
6783 #pragma GCC optimize stack.
6784 (handle_pragma_optimize): New function to support #pragma GCC
6785 optimize to change optimization options.
6786 (init_pragma): Add support for #pragma GCC optimize and #pragma
6789 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
6790 optimization options.
6791 (TARGET_OPTION_NODE): New tree code for remembering certain target
6794 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
6795 TARGET_OPTION_NODE trees.
6797 * common.opt (-O): Add Optimization flag.
6799 (-fmath-errno): Ditto.
6800 (-falign-functions): Add UInteger flag to make sure flag gets full
6801 int in cl_optimization structure.
6802 (-falign-jumps): Ditto.
6803 (-falign-labels): Ditto.
6804 (-falign-loops): Ditto.
6805 (-fsched-stalled-insns): Ditto.
6806 (-fsched-stalled-insns-dep): Ditto.
6808 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
6810 (TARGET_OPTION_SAVE): Ditto.
6811 (TARGET_OPTION_RESTORE): Ditto.
6812 (TARGET_OPTION_PRINT): Ditto.
6813 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6814 (TARGET_CAN_INLINE_P): Ditto.
6815 (TARGET_INITIALIZER): Add new hooks.
6817 * tree-inline.c (tree_can_inline_p): New function to determine
6818 whether one function can inline another. Check if the functions
6819 use compatible optimization options, and also call the backend
6822 * tree-inline.h (tree_can_inline_p): Add declaration.
6824 * c-common.c (c_common_attribute): Add support for option and
6825 optimize attributes.
6826 (handle_option_attribute): Add support for the option attribute to
6827 allow the user to specify different target options for compiling a
6829 (handle_optimize_attribute): Add support for the optimize
6830 attribute to allow the user to specify different optimization
6831 options for compiling a specific function.
6832 (handle_hot_attribute): Turn on -O3 optimization for this one
6833 function if it isn't the default optimization level.
6834 (handle_cold_attribute): Turn on -Os optimization for this one
6835 function if it insn't the default optimization.
6836 (const_char_p): New const char * typedef.
6837 (optimize_args): New static vector to remember the optimization
6839 (parse_optimize_options): New function to set up the optimization
6840 arguments from either the optimize attribute or #pragma GCC optimize.
6842 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
6843 (builtin_define_std): Ditto.
6845 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
6846 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
6847 (x86_64-*-*): Ditto.
6849 * Makefile.in (TREE_H): Add options.h.
6850 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
6852 * doc/extend.texi (option attribute): Document new attribute.
6853 (optimize attribute): Ditto.
6854 (hot attribute): Document hot attribute sets -O3.
6855 (cold attribute): Document cold attribute sets -Os.
6856 (#pragma GCC option): Document new pragma.
6857 (#pragma GCC optimize): Ditto.
6859 * doc/options.texi (TargetSave): Document TargetSave syntax.
6860 (UInteger): Document UInteger must be used for certain flags.
6861 (Save): Document Save option to create target specific options
6862 that can be saved/restored on a function specific context.
6864 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
6865 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6867 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
6868 (TARGET_OPTION_SAVE): Ditto.
6869 (TARGET_OPTION_RESTORE): Ditto.
6870 (TARGET_OPTION_PRINT): Ditto.
6871 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6872 (TARGET_CAN_INLINE_P): Ditto.
6874 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
6876 (-mfpmath=both): Ditto.
6878 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6879 Karthik Kumar <karthikkumar@gmail.com>
6881 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
6882 (TARGET_POPCNT): Ditto.
6883 (TARGET_SAHF): Ditto.
6884 (TARGET_AES): Ditto.
6885 (TARGET_PCLMUL): Ditto.
6886 (TARGET_CMPXCHG16B): Ditto.
6887 (TARGET_RECIP): Move switch into target_flags.
6888 (TARGET_FUSED_MADD): Ditto.
6889 (ix86_arch_features): Make an unsigned char type.
6890 (ix86_tune_features): Ditto.
6891 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
6892 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
6893 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
6895 * config/i386/i386.opt (arch): New TargetSave field to define
6896 fields that need to be saved for function specific option support.
6899 (branch_cost): Ditto.
6900 (ix86_isa_flags_explicit): Ditto.
6901 (tune_defaulted): Ditto.
6902 (arch_specified): Ditto.
6903 (-m128-long-double): Add Save flag to save option for target
6904 specific option support.
6906 (-maccumulate-outgoing-args): Ditto.
6907 (-malign-double): Ditto.
6908 (-malign-stringops): Ditto.
6909 (-mfancy-math-387): Ditto.
6910 (-mhard-float): Ditto.
6912 (-minline-all-stringops): Ditto.
6913 (-minline-stringops-dynamically): Ditto.
6914 (-mms-bitfields): Ditto.
6915 (-mno-align-stringops): Ditto.
6916 (-mno-fancy-math-387): Ditto.
6917 (-mno-push-args): Ditto.
6918 (-mno-red-zone): Ditto.
6919 (-mpush-args): Ditto.
6920 (-mred-zone): Ditto.
6922 (-msseregparm): Ditto.
6923 (-mstack-arg-probe): Ditto.
6938 (-mrecip): Move flag into target_flags.
6940 (-mno-fused-madd): Ditto.
6941 (-mfused-madd): Ditto.
6942 (-mabm): Move flag into ix86_isa_flags.
6949 * config/i386/i386-c.c: New file for #pragma support.
6950 (ix86_target_macros_internal): New function to #define or #undef
6951 target macros based when the user uses the #pragma GCC option to
6952 change target options.
6953 (ix86_pragma_option_parse): New function to add #pragma GCC option
6955 (ix86_target_macros): Move defining the target macros here from
6956 TARGET_CPU_CPP_BUILTINS in i386.h.
6957 (ix86_register_pragmas): Register the #pragma GCC option hook. If
6958 defined, initialize any subtarget #pragmas.
6960 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
6961 REGISTER_TARGET_PRAGMAS.
6963 * config/i386/t-i386: New file for x86 dependencies.
6964 (i386.o): Make dependencies mirror the include files used.
6965 (i386-c.o): New file, add dependencies.
6967 * config/i386/i386-protos.h (override_options): Add bool argument.
6968 (ix86_valid_option_attribute_tree): Add declaration.
6969 (ix86_target_macros): Ditto.
6970 (ix86_register_macros): Ditto.
6972 * config/i386/i386.c (ix86_tune_features): Move initialization of
6973 the target masks to initial_ix86_tune_features to allow functions
6974 to have different target options. Make type unsigned char,
6975 instead of unsigned int.
6976 (initial_ix86_tune_features): New static vector to hold processor
6977 masks for the tune variables.
6978 (ix86_arch_features): Move initialization of the target masks to
6979 initial_ix86_arch_features to allow functions to have different
6980 target options. Make type unsigned char, instead of unsigned int.
6981 (initial_ix86_arch_features): New static vector to hold processor
6982 masks for the arch variables.
6983 (enum ix86_function_specific_strings): New enum to describe the
6984 string options used for attribute((option(...))).
6985 (ix86_target_string): New function to return a string that
6986 describes the target options.
6987 (ix86_debug_options): New function to print the current options in
6989 (ix86_function_specific_save): New function hook to save the
6990 function specific global variables in the cl_target_option structure.
6991 (ix86_function_specific_restore): New function hook to restore the
6992 function specific variables from the cl_target_option structure to
6993 the global variables.
6994 (ix86_function_specific_print): New function hook to print the
6995 target specific options in the cl_target_option structure.
6996 (ix86_valid_option_attribute_p): New function hook to validate
6997 attribute((option(...))) arguments.
6998 (ix86_valid_option_attribute_tree): New function that is common
6999 code between attribute((option(...))) and #pragma GCC option
7000 support that parses the options and returns a tree holding the options.
7001 (ix86_valid_option_attribute_inner_p): New helper function for
7002 ix86_valid_option_attribute_tree.
7003 (ix86_can_inline_p): New function hook to decide if one function
7004 can inline another on a target specific basis.
7005 (ix86_set_current_function); New function hook to switch target
7006 options if the user used attribute((option(...))) or #pragma GCC
7008 (ix86_tune_defaulted): Move to static file scope from
7010 (ix86_arch_specified): Ditto.
7011 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
7013 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
7014 (OPTION_MASK_ISA_ABM_SET): Ditto.
7015 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
7016 (OPTION_MASK_ISA_CX16_SET): Ditto.
7017 (OPTION_MASK_ISA_SAHF_SET): Ditto.
7018 (OPTION_MASK_ISA_AES_UNSET): Ditto.
7019 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
7020 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
7021 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
7022 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
7023 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
7024 (struct ptt): Move to static file scope from override_options.
7025 (processor_target_table): Ditto.
7027 (ix86_handle_option): Add support for options that are now isa options.
7028 (override_options): Add support for declaring functions that
7029 support different target options than were specified on the
7030 command line. Move struct ptt, processor_target_table, cpu_names,
7031 ix86_tune_defaulted, ix86_arch_specified to static file scope.
7032 Add bool argument. Fix up error messages so the appropriate error
7033 is given for either command line or attribute.
7034 (ix86_previous_fndecl): New static to remember previous function
7035 declaration to see if we need to change target options.
7036 (ix86_builtins_isa): New array to record the ISA of each builtin
7038 (def_builtin): Always create the builtin function, even if the
7039 current ISA doesn't support it.
7040 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
7041 tests for those builtins.
7042 (ix86_init_builtins): Remove TARGET_MMX test for calling
7043 ix86_init_mmx_sse_builtins.
7044 (ix86_expand_builtin): If the current ISA doesn't support a given
7045 builtin, signal an error.
7046 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
7047 (TARGET_SET_CURRENT_FUNCTION): Ditto.
7048 (TARGET_OPTION_SAVE): Ditto.
7049 (TARGET_OPTION_RESTORE): Ditto.
7050 (TARGET_OPTION_PRINT): Ditto.
7051 (TARGET_CAN_INLINE_P): Ditto.
7053 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
7055 * c-typeck.c (build_external_ref): Don't call assemble_external.
7056 * final.c (output_operand): Call assemble_external.
7058 2008-07-21 DJ Delorie <dj@redhat.com>
7060 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
7061 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7063 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7065 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
7066 original insn and splitter contents into ...
7067 ("*div<mode>3_fast"): ... this new pattern. Enable only if
7068 flag_unsafe_math_optimizations. Add dummy scratch register.
7069 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
7070 !flag_unsafe_math_optimizations. Returns number with next
7071 highest magnitude if this is still less or equal to the true
7072 quotient in magnitude.
7074 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
7076 * Makefile.in: Replace toplev.h with TOPLEV_H.
7077 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
7078 * c-lex.c (fe_file_change): Don't set in_system_header.
7079 * c-parser.c (c_token): Remove in_system_header.
7080 (c_lex_one_token): Don't set in_system_header.
7081 (c_parser_set_source_position_from_token): Don't set in_system_header.
7082 * diagnostic.c (diagnostic_report_diagnostic): Use location from
7085 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
7086 * flags.h (in_system_header): Remove.
7087 * function.c (saved_in_system_header): Remove.
7088 (push_cfun): Don't set in_system_header.
7089 (pop_cfun): Don't set in_system_header.
7090 (push_struct_function): Don't set in_system_header.
7091 * input.h (expanded_location): Add sysp.
7092 (in_system_header_at): New.
7093 (in_system_header): New.
7094 * toplev.c (in_system_header): Remove.
7095 * toplev.h: Include input.h
7097 * tree-cfg.c (execute_warn_function_return): Call warning_at.
7098 * tree-ssa.c (warn_uninit): Call warning_at.
7099 (warn_uninitialized_var): Update calls to warn_uninit.
7100 (warn_uninitialized_phi): Update calls to warn_uninit.
7101 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
7102 (expand_location): Initialize xloc.sysp.
7103 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
7104 (tree_decl_with_vis): Remove in_system_header_flag.
7106 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
7109 * recog.c (asm_operand_ok): Change the order of the extra
7110 memory constraint checks.
7112 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7115 * tree-switch-conversion.c (build_one_array): Call
7116 varpool_mark_needed_node and varpool_finalize_decl
7117 instead of assemble_variable.
7119 2008-07-19 Jan Hubicka <jh@suse.cz>
7121 * cgraph.c (cgraph_add_new_function): Do early local passes.
7122 * tree-nrv.c (gate_pass_return_slot): New gate.
7123 (pass_nrv): Add the gate.
7124 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
7126 (coalesce_ssa_name): Coalesce SSA names.
7127 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
7128 not optimizing so unused user vars remains visible.
7129 * common.opt (flag_tree_ter): Always enable by default.
7130 * tree-ssa-ter.c: Include flags.h
7131 (is_replaceable_p): Check that locations match; when aliasing is missing
7132 be conservative about loads.
7133 * tree-optimize.c (gate_init_datastructures): Remove.
7134 (pass_init_datastructures): New.
7135 * passes.c: Reorder passes so we always go into SSA.
7137 2008-07-19 Jan Hubicka <jh@suse.cz>
7139 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
7140 * doc/invoke.texi (--combine): Likewise.
7141 (-finline-functions-called-once): Update levels when enabled.
7142 (-funit-at-a-time): Document new behaviour.
7143 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
7144 -fno-section-anchors when disabled explicitly.
7145 (inline params): They are not ignored now.
7146 (precompiled headers): Remove unit-at-a-time as being incompatible.
7147 * opts.c (decode_options): Handle unit-at-a-time as alias;
7148 imply -fno-section-anchors when toplevel reorder is disabled
7150 * common.opt (ftoplevel-reorder): Set default value to 2.
7151 (funit-at-a-time): Set default value to 1.
7152 * config/rs6000/rs6000.c (optimization_options): Set section anchors
7155 2008-07-19 Jan Hubicka <jh@suse.cz>
7157 * builtins.c (expand_builtin_int_roundingfn,
7158 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
7161 2008-07-19 Richard Guenther <rguenther@suse.de>
7164 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
7165 * tree-ssa-sccvn.c (get_constant_value_id): New function.
7166 * tree-ssa-pre.c (get_expr_value_id): For newly created
7167 constant value-ids make sure to add the expression to its
7170 2008-07-19 Jakub Jelinek <jakub@redhat.com>
7173 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
7174 return value of the builtin is ignored.
7176 2008-07-19 Olivier Hainque <hainque@adacore.com>
7178 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
7179 bits, a C conformant malloc implementation has to provide.
7180 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
7182 2008-07-19 Joseph Myers <joseph@codesourcery.com>
7186 * reload.c (find_reloads_subreg_address): Only reload address if
7187 reloaded == 0, not for reloaded != 1.
7190 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7191 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7192 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7193 m32c_legitimize_reload_address.
7195 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7196 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7197 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7199 2008-07-19 Olivier Hainque <hainque@adacore.com>
7201 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
7202 argument, saying whether nested array are to be collapsed
7203 into a single array type DIE with multiple subscripts.
7204 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
7205 issues, centralize the nested array types collapsing control and
7206 disable the transformation for Ada.
7208 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
7211 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
7213 (x86_64_shift_adj_2): New expander.
7214 (x86_64_shift_adj_3): Ditto.
7215 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
7216 to split TImode operands.
7217 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
7218 (ix86_split_lshr): Ditto.
7220 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
7222 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
7223 and __CHAR32_TYPE__.
7224 * c-typeck.c (digest_init): Support char16_t and char32_t.
7225 (set_nonincremental_init_from_string): Idem.
7227 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7230 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
7231 PREFERRED_STACK_BOUNDARY.
7232 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7234 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7237 * function.c (locate_and_pad_parm): Cap boundary earlier.
7239 2008-07-17 Julian Brown <julian@codesourcery.com>
7241 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
7242 no-op for targets which don't use DLLs.
7244 2008-07-17 Martin Jambor <mjambor@suse.cz>
7246 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
7247 that nodes are relevant by examining the node->analyzed flag.
7248 (ipcp_init_stage): Check which nodes are relevant, assert that the
7249 relevant ones are also required.
7250 (ipcp_propagate_stage): Check on the side arrays are properly
7252 (ipcp_print_all_jump_functions): Make sure not to touch any node
7253 that is not analyzed or an edge that does not have a corresponding
7254 entry in the on-the-side vectors.
7255 (ipcp_function_scale_print): Likewise.
7256 (ipcp_update_callgraph): Check that the node is relevant.
7257 (ipcp_insert_stage): Check that the node is relevant. Check there is
7258 an info for every node and edge.
7259 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
7260 (ipa_print_all_tree_maps): Likewise and a new variable info.
7261 (ipa_print_all_params_modified): Likewise.
7262 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
7264 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
7267 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
7269 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
7271 PR rtl-optimization/36753
7272 * fwprop.c (use_killed_between): Don't shortcut
7273 single-definition global registers.
7275 2008-07-16 Jan Hubicka <jh@suse.cz>
7277 * cgraph.h (varpool_empty_needed_queue): Declare.
7278 * cgraphunit.c (output_in_order): Mark all variables as needed;
7280 * varpool.c (varpool_assemble_node): Update debug queue.
7281 (varpool_assemble_pending_decls): Don't do it here.
7282 (varpool_empty_needed_queue): New function.
7284 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7286 * recog.c (peephole2_optimize): Fix formatting.
7288 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7290 * c-pch.c (get_ident): Avoid C++ keywords.
7291 * combine-stack-adj.c (single_set_for_csa): Likewise.
7292 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
7293 output_asm_insn): Likewise.
7294 * reload.c (push_secondary_reload, find_reusable_reload,
7295 push_reload, combine_reloads, find_reloads,
7296 debug_reload_to_stream): Likewise.
7297 * reload.h (struct reload): Likewise.
7298 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
7299 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
7300 emit_output_reload_insns): Likewise.
7301 * targhooks.c (default_secondary_reload): Likewise.
7302 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
7304 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7306 * recog.c (validate_change_1, validate_change,
7307 validate_unshare_change, validate_replace_rtx_1, struct
7308 funny_match, constrain_operands, peephole2_optimize): Avoid C++
7310 * reload.c (push_secondary_reload, secondary_reload_class,
7311 scratch_reload_class, find_valid_class, find_reusable_reload,
7312 push_reload, find_dummy_reload, find_reloads_address_1,
7313 find_reloads_address_part, find_equiv_reg): Likewise.
7314 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
7315 choose_reload_regs): Likewise.
7316 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
7318 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
7319 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7320 * sched-rgn.c (concat_INSN_LIST): Likewise.
7321 * stor-layout.c (mode_for_size, mode_for_size_tree,
7322 smallest_mode_for_size): Likewise.
7324 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7326 * cfg.c (dump_reg_info): Avoid C++ keywords.
7327 * dwarf2asm.c (dw2_force_const_mem,
7328 dw2_asm_output_encoded_addr_rtx): Likewise.
7329 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
7330 * expmed.c (expand_shift): Likewise.
7331 * global.c (find_reg): Likewise.
7332 * graph.c (draw_edge): Likewise.
7333 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
7334 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
7335 widen_clz, widen_bswap, expand_parity, expand_unop,
7336 emit_cmp_and_jump_insn_1): Likewise.
7337 * postreload.c (reload_cse_simplify_operands): Likewise.
7338 * ra.h (add_neighbor): Likewise.
7339 * reg-stack.c (remove_regno_note, change_stack): Likewise.
7340 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
7341 record_reg_classes, copy_cost, record_address_regs,
7342 invalid_mode_change_p): Likewise.
7343 * regrename.c (regrename_optimize, scan_rtx_reg,
7344 dump_def_use_chain, find_oldest_value_reg,
7345 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
7347 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7349 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
7350 MASK_POWERPC64 for power4 in previous commit.
7352 2008-07-16 Olivier Hainque <hainque@adacore.com>
7354 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
7355 instead of bare conversion to cast const-ness away.
7357 2008-07-16 Anatoly Sokolov <aesok@post.ru>
7359 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
7360 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
7361 * config/xtensa/xtensa.c (xtensa_function_value): New function.
7362 (TARGET_FUNCTION_VALUE): Define.
7364 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7366 * config/rs6000/rs6000.c (processor_target_table): Add
7367 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
7369 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7372 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7373 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7374 m32c_legitimize_reload_address.
7376 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
7378 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
7379 DECL_IN_SYSTEM_HEADER in sync.
7381 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
7383 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
7384 * tree-ssa-pre.c (pre_expr_eq): Ditto
7385 (get_constant_for_value_id): Take a type as an argument.
7386 (fully_constant_expression): Pass in type.
7387 (find_or_generate_expression): Short circuit constant case.
7388 (create_expression_by_pieces): Remove special casing of
7390 (do_regular_insertion): Short circuit constant case.
7391 (do_partial_partial_insertion): Ditto.
7393 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7396 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
7398 2008-07-15 Bob Wilson <bob.wilson@acm.org>
7400 * config/xtensa/libgcc-xtensa.ver: New file.
7401 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
7403 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7405 * df-problems.c (df_set_note): Avoid C++ keywords.
7406 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
7407 * dse.c (record_store, remove_useless_values): Likewise.
7408 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
7409 gen_reg_rtx_offset, operand_subword, change_address_1,
7410 change_address, adjust_address_1, offset_address,
7411 widen_memory_access, emit_copy_of_insn_after): Likewise.
7412 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
7413 * fwprop.c (should_replace_address, propagate_rtx_1,
7414 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
7416 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
7417 gcse_emit_move_after, update_ld_motion_stores): Likewise.
7418 * lcm.c (compute_insert_delete, pre_edge_lcm,
7419 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
7420 * lower-subreg.c (resolve_reg_notes): Likewise.
7421 * mode-switching.c (optimize_mode_switching): Likewise.
7423 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7425 * bt-load.c (add_btr_def, migrate_btr_def,
7426 branch_target_load_optimize): Avoid C++ keywords.
7427 * caller-save.c (insert_restore, insert_save, insert_one_insn):
7429 * combine.c (subst, simplify_set, make_extraction,
7430 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
7431 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
7432 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
7434 2008-07-15 Richard Guenther <rguenther@suse.de>
7437 * c-common.c (strict_aliasing_warning): Do not warn for
7438 TYPE_REF_CAN_ALIAS_ALL pointers.
7439 (c_common_get_alias_set): may_alias types are not special.
7440 * tree.c (build_pointer_type_for_mode): Look up the may_alias
7441 attribute and set can_ref_all accordingly.
7442 (build_reference_type_for_mode): Likewise.
7443 * doc/extend.texi (may_alias): Clarify.
7445 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7448 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7449 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7451 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7454 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
7455 gcc_assert, instead call output_operand_lossage.
7457 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
7459 * builtins.c (std_canonical_va_list): Treat structure based
7462 2008-07-15 Ben Elliston <bje@au.ibm.com>
7464 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
7466 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
7468 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
7471 2008-07-14 Jan Hubicka <jh@suse.cz>
7473 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
7474 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
7475 fix predicates and constraints.
7476 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
7477 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
7479 2008-07-14 Doug Kwan <dougkwan@google.com>
7481 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
7482 additional option file arm/eabi.opt.
7483 * config/arm/eabi.h (File): New configuration file for EABI targets.
7484 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
7485 SUBSUBTARGET_EXTRA_SPECS.
7486 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
7487 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
7488 from STARTFILE_SPEC so that it can be referenced in an override.
7489 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
7490 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
7491 can be referenced in an override.
7492 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
7493 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
7494 so that it can be referenced in an override.
7495 (LINK_SPEC): Use BPABI_LINK_SPEC.
7496 * config/arm/eabi.opt (File): New.
7498 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7500 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
7501 (FIXED_VALUE_H): New variable.
7502 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
7503 input.h, fixed-value.h.
7504 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
7505 (BASIC_BLOCK_H): Use $(BITMAP_H).
7506 (FUNCTION_H): Add varray.h.
7507 (IPA_REFERENCE_H): Use $(BITMAP_H).
7508 (CGRAPH_H): Add $(BASIC_BLOCK_H).
7509 (DF_H): Use $(BITMAP_H).
7510 (GGC_H): Add statistics.h.
7512 (INSN_ATTR_H): Use it.
7513 (SYSTEM_H): Add safe-ctype.h, filenames.h.
7515 (SYMTAB_H): Add $(OBSTACK_H).
7516 (CPP_INTERNAL_H): New.
7517 (TREE_DUMP_H): Add tree-pass.h.
7518 (TREE_FLOW_H): Use $(BITMAP_H)
7519 (PRETTY_PRINT_H): Use $(INPUT_H).
7520 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
7523 (many object files): Fix lots of header dependencies throughout.
7525 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7527 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
7529 (s-gtyp-input): Use them to write tmp-gi.list.
7530 (echo_to_gi.list): Remove.
7532 2008-07-14 Richard Guenther <rguenther@suse.de>
7534 * tree-ssa-sccvn.c (pre_info): Remove.
7535 (switch_to_PRE_table): Likewise.
7536 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
7537 (set_hashtable_value_ids): Do not create value-ids for the
7539 (run_scc_vn): Remove double test. Remove bogus special-case
7540 in value-number printing.
7541 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
7542 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
7544 * tree-flow-inline.h (get_value_handle): Remove.
7545 * tree-flow.h (get_value_handle): Remove.
7547 2008-07-14 Martin Jambor <mjambor@suse.cz>
7549 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
7550 in which we generate arithmetics is not a subrange.
7552 2008-07-14 Martin Jambor <mjambor@suse.cz>
7554 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
7556 2008-07-14 Richard Guenther <rguenther@suse.de>
7558 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
7560 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
7563 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
7564 reload for symbol refs moved to r0 with -fPIC.
7565 (legitimize_pic_address): Use the target register as temporary
7567 (emit_symbolic_move): Adjust comment.
7568 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
7571 2008-07-14 Ben Elliston <bje@au.ibm.com>
7573 * c-common.h (C_CPP_HASHNODE): New macro.
7574 * coretypes.h (struct cpp_token): Forward declare.
7575 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7576 the context-sensitive keyword method.
7577 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
7578 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
7579 expand_bool_pixel): New.
7580 (altivec_categorize_keyword): New function.
7581 (init_vector_keywords): New function.
7582 (rs6000_macro_to_expand): Likewise.
7583 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
7584 compiling an ISO C dialect.
7586 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
7588 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
7589 (create_expression_by_pieces): Fix typo.
7590 (do_regular_insertion): Use debug counter here too.
7592 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
7595 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
7596 CONST_OK_FOR_LETTER_P. All port-local users changed.
7597 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
7598 implement Kp matching power-of-two.
7599 (CONSTRAINT_LEN): Define to match.
7600 * config/cris/cris.md: Replace all use of constraint K with Kc.
7601 ("*btst*): Use Kp for operand 0 of last alternative.
7603 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7606 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
7609 2008-07-13 Jan Hubicka <jh@suse.cz>
7611 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
7614 2008-07-13 Richard Guenther <rguenther@suse.de>
7617 * langhooks.c (lhd_print_error_function): Deal with recursive
7620 2008-07-12 Jan Hubicka <jh@suse.cz>
7622 * cgraph.c (assembler_name_hash): New static var.
7623 (hash_node_by_assembler_name, eq_assembler_name): New.
7624 (cgraph_node_for_asm): Use hashtable.
7625 (cgraph_remove_node): Maintain hashtable.
7626 (change_decl_assembler_name): Sanity check that names are not changing
7627 after aliasing was processed.
7628 * cgraph.h (varpoon_node): Add next GGC marker.
7629 * tree.c (decl_assembler_name_equal): Constify.
7630 (decl_assembler_name_hash): New.
7631 * tree.h (decl_assembler_name_equal): Constify.
7632 (decl_assembler_name_hash): Update.
7634 2008-07-12 David Daney <ddaney@avtrex.com>
7636 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7639 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
7641 * doc/md.texi: Document the MIPS "v" constraint.
7642 * config/mips/mips.h (reg_class): Revert last change.
7643 (REG_CLASS_NAMES): Likewise.
7644 (REG_CLASS_CONTENTS): Likewise.
7645 * config/mips/mips.c (mips_regno_to_class): Likewise.
7646 * config/mips/constraints.md (v): Likewise, but add documentation.
7647 Add a comment to say that this constraint should not be used in
7650 2008-07-11 DJ Delorie <dj@redhat.com>
7652 * config/h8300/h8300.md (length): Fix branch offset limit.
7654 2008-07-11 Anatoly Sokolov <aesok@post.ru>
7656 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
7657 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
7658 (avr_hard_regno_scratch_ok): New function.
7659 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7660 * config/avr/avr.md (all peepholes that request a scratch register):
7661 Remove avr_peep2_scratch_safe use.
7663 2008-07-11 Tom Tromey <tromey@redhat.com>
7664 Ian Lance Taylor <iant@google.com>
7666 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
7667 (struct c_common_resword): Define.
7668 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
7669 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
7670 (c_common_reswords, num_c_common_reswords): Declare.
7671 * c-common.c (c_common_reswords): New global const array.
7672 (num_c_common_reswords): New const int.
7673 * c-parser.c (struct resword, reswords): Don't define.
7674 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
7675 (c_parse_init): Clarify mask code. Use c_common_reswords rather
7676 than reswords. If warning about C++ keywords, give them a special
7678 (c_lex_one_token): Warn about C++ keywords. Call
7679 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
7680 (c_parser_external_declaration): Look for RID_xxx rather than
7681 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
7682 (c_parser_statement_after_labels): Likewise.
7683 (c_parser_objc_class_instance_variables): Likewise.
7684 (c_parser_objc_class_declaration): Likewise.
7685 (c_parser_objc_try_catch_statement): Likewise.
7686 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
7687 (declspecs_add_type): Likewise.
7689 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
7691 * ggc-page.c (alloc_page):
7692 Substituting xmalloc, xcalloc with
7693 XNEWVEC and XCNEWVAR macros which add the
7696 2008-07-11 Richard Guenther <rguenther@suse.de>
7698 PR tree-optimization/36765
7699 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
7700 aliases from HEAP vars to SMTs.
7702 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7704 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
7705 * configure.ac (loose_warn): Move -Wc++-compat from here...
7706 (strict_warn): ...to here.
7707 * configure: Regenerate.
7709 2008-07-10 Joseph Myers <joseph@codesourcery.com>
7711 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
7712 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
7713 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
7714 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
7715 excluding more specific h8300-*-* and sh-*-* targets.
7717 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
7719 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
7721 (execute_pre): Call loop_optimizer_finalize in early exit.
7723 2008-07-10 Jakub Jelinek <jakub@redhat.com>
7726 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
7727 uids in the bitmap, not just VAR_DECL uids.
7729 PR rtl-optimization/36419
7730 * combine-stack-adj.c (adjust_frame_related_expr): New function.
7731 (combine_stack_adjustments_for_block): Call it if needed. Delete
7733 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
7734 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
7735 prologue sp adjustment.
7737 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
7740 * opts.c (print_ignored_options): Report postponed diagnostics for
7741 unknown -Wno-* options as warnings, not errors.
7742 (postpone_unknown_option_error): Renamed to...
7743 (postpone_unknown_option_warning): ... this.
7745 2008-07-09 Doug Kwan <dougkwan@google.com>
7748 2008-07-08 Doug Kwan <dougkwan@google.com>
7750 * config/arm/arm.opt (mandroid): New option.
7751 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7752 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7754 (CC1PLUS_SPEC): Same.
7756 (STARTFILE_SPEC): Same.
7757 (ENDFILE_SPEC): Same.
7758 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7761 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
7764 * config/mips/mips.h (reg_class): Remove V1_REG.
7765 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7766 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
7768 (mips_get_tp): New function.
7769 (mips_legitimize_tls_address): Use it.
7770 * config/mips/constraints.md (v): Delete.
7771 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
7772 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
7773 After reload, split into a move and ...
7774 (*tls_get_tp_<mode>_split): ...this new instruction.
7776 2008-07-09 David Daney <ddaney@avtrex.com>
7778 * config/mips/driver-native.c: Include coretypes.h and tm.h.
7780 2008-07-09 Jakub Jelinek <jakub@redhat.com>
7782 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
7783 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
7785 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
7786 htab_delete should be called. Don't free c.
7787 (lookup_tmp_var): Create temp_htab lazily.
7788 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
7789 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
7791 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
7792 lower_omp_ordered, lower_omp_critical, lower_omp_for,
7793 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
7794 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
7795 * tree-sra.c (generate_element_init): Likewise.
7796 * tree-mudflap.c (execute_mudflap_function_ops,
7797 execute_mudflap_function_decls): Likewise.
7798 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
7799 * tree-gimple.h (struct gimplify_ctx): New type.
7800 (push_gimplify_context): Adjust prototype.
7802 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
7804 * tree-ssa-pre.c (phi_translate_1): Update placement of
7807 2008-07-09 Anatoly Sokolov <aesok@post.ru>
7809 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
7810 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
7811 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
7812 * targhooks.c (default_hard_regno_scratch_ok): New function.
7813 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
7814 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
7815 * recog.c: Include "target.h".
7816 (peep2_find_free_register): Add check for global regs. Add target
7818 * Makefile.in (recog.o): Depend on target.h.
7820 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
7822 * config/sh/sh.c (sh_canonical_va_list_type): New.
7823 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
7825 2008-07-09 Raksit Ashok <raksit@google.com>
7827 * doc/invoke.texi (Option Summary): Mention new option
7828 -Wdisallowed-function-list=...
7829 (Warning Options): Document -Wdisallowed-function-list=...
7830 * common.opt (Wdisallowed-function-list=): New flag.
7831 * flags.h (warn_disallowed_functions): External definition of new
7832 boolean warning flag.
7833 (warn_if_disallowed_function_p): Declare new function.
7834 * opts.c (warning_disallowed_functions): New static variable.
7835 (warn_disallowed_functions): New boolean warning flag.
7836 (warn_if_disallowed_function_p): New function.
7837 (add_comma_separated_to_vector): Rename
7838 add_instrument_functions_exclude_list to this.
7839 (common_handle_option): Handle new option. Rename calls to
7840 add_instrument_functions_exclude_list into calls to
7841 add_comma_separated_to_vector.
7842 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
7843 based on flag warn_disallowed_functions.
7845 2008-07-09 Christian Bruel <christian.bruel@st.com>
7847 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
7848 instead of get_attr_length.
7850 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7852 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
7854 * genemit.c (gen_insn): Likewise.
7855 * gengtype.c (note_def_vec): Likewise.
7856 * gengtype.h (note_def_vec): Likewise.
7857 * genoutput.c (struct data, output_insn_data, process_template,
7858 gen_expand, gen_split, note_constraint): Likewise.
7859 * genrecog.c (new_decision, add_to_sequence, factor_tests,
7860 make_insn_sequence): Likewise.
7861 * gensupport.c (record_insn_name): Likewise.
7863 2008-07-08 Doug Kwan <dougkwan@google.com>
7865 * config/arm/arm.opt (mandroid): New option.
7866 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7867 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7869 (CC1PLUS_SPEC): Same.
7871 (STARTFILE_SPEC): Same.
7872 (ENDFILE_SPEC): Same.
7873 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7876 2008-07-08 Raksit Ashok <raksit@google.com>
7878 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
7879 (set_storage_via_setmem): Fix expected_align parameter.
7880 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
7881 missing from the list.
7882 * doc/md.texi (movmem): Explicitly state that expected alignment is
7883 to be expressed in bytes.
7884 (setmem): Explicitly state that expected alignment is to be expressed
7887 2008-07-08 Joseph Myers <joseph@codesourcery.com>
7889 * reload.c (find_reloads_subreg_address): Do not require validity
7890 of address in original mode before reloading address.
7892 2008-07-07 Tianwei Sheng <tianweis@google.com>
7894 * df-core.c (df_remove_problem): Adjust the access to avoid out of
7895 bounds array access.
7897 2008-07-08 Jakub Jelinek <jakub@redhat.com>
7899 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
7901 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
7903 Fix PR tree-optimization/23455
7904 Fix PR tree-optimization/35286
7905 Fix PR tree-optimization/35287
7906 * Makefile.in (OBJS-common): Remove tree-vn.o.
7907 (tree-vn.o): Remove.
7908 * dbgcnt.def: Add treepre_insert debug counter.
7909 * gcc/tree-flow.h (add_to_value): Updated for other changes.
7910 (debug_value_expressions): Ditto.
7911 (print_value_expressions): Ditto.
7912 * tree-pretty-print.c (dump_generic_node): Updated for
7913 VALUE_HANDLE removal.
7914 * tree-ssa-dom.c (record_equality): Ditto.
7915 (cprop_operand): Ditto.
7916 (lookup_avail_expr): Ditto.
7917 * tree-ssa-threadedge.c
7918 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
7919 (simplify_control_stmt_condition): Ditto.
7920 * tree.c (tree_code_size): Ditto.
7921 (tree_node_structure): Ditto.
7922 (iterative_hash_expr): Ditto.
7924 * tree.h (VALUE_HANDLE_ID): Ditto.
7925 (VALUE_HANDLE_EXPR_SET): Ditto.
7926 (struct tree_value_handle): Ditto.
7927 (union tree_node): Ditto.
7928 * treestruct.def: Ditto.
7929 * tree-vn.c: Removed.
7930 * tree-ssa-pre.c: Rewritten entirely.
7931 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
7932 (constant_value_ids): Ditto.
7933 (vn_nary_op_t): Moved to header.
7935 (vn_reference_op_t): Ditto
7936 (vn_reference_t): Ditto.
7937 (next_value_id): New variable.
7938 (VN_INFO): Add an assert.
7939 (vn_constant_eq): New function.
7940 (vn_constant_hash): Ditto.
7941 (get_or_alloc_constant_value_id): Ditto.
7942 (value_id_constant_p): Ditto.
7943 (vn_reference_compute_hash): De-staticify.
7944 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
7945 Disable some code with a FIXME. Remove VALUE_HANDLE use.
7946 (valueize_refs): Update opcode if it changes from ssa name to constant.
7947 (vn_reference_lookup_1): Add new argument.
7948 (vn_reference_lookup): Ditto.
7949 (vn_reference_lookup_pieces): New function.
7950 (vn_reference_insert): Add return type. Modify to deal with value ids.
7951 (vn_reference_insert_pieces): New function.
7952 (vn_nary_op_compute_hash): De-staticify.
7953 (vn_nary_op_eq): Ditto.
7954 (vn_nary_op_lookup_pieces): New function.
7955 (vn_nary_op_lookup): Add new argument.
7956 (vn_nary_op_insert_pieces): New function.
7957 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
7958 (vn_phi_insert): Ditto.
7959 (visit_unary_op): Update for callee changes.
7960 (visit_binary_op): Ditto.
7961 (visit_reference_op_load): Ditto.
7962 (visit_reference_op_store): Ditto.
7963 (init_scc_vn): Init next_value_id, constant_to_value_id and
7965 (free_scc_vn): Free them.
7966 (set_hashtable_value_ids): New function.
7967 (run_scc_vn): Use it.
7968 (get_max_value_id): New function.
7969 (get_next_value_id): Ditto.
7970 (expressions_equal_p): Moved from tree-vn.c
7971 (sort_vuses): Ditto.
7972 (sort_vuses_heap): Ditto.
7973 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
7975 * tree.c (iterative_hash_hashval_t): Made non-static
7976 * tree.h (iterative_hash_hashval_t): Declare it.
7978 2008-07-08 Martin Jambor <mjambor@suse.cz>
7980 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
7981 instead of ipa_create_node_params.
7982 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
7983 ipa_check_create_edge_args, free them with
7984 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
7986 * ipa-prop.c: Include flags.h and tree-inline.h.
7987 (ipa_node_params_vector): New variable.
7988 (ipa_edge_args_vector): New variable.
7989 (edge_removal_hook_holder): New variable.
7990 (node_removal_hook_holder): New variable.
7991 (edge_duplication_hook_holder): New variable.
7992 (node_duplication_hook_holder): New variable.
7993 (ipa_detect_param_modifications): Check for presence of modified flags.
7994 (ipa_compute_jump_functions): Check for presence of jump functions.
7995 (ipa_free_edge_args_substructures): New function.
7996 (ipa_create_node_params): Removed.
7997 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
7998 (ipa_free_node_params_substructures): New function.
7999 (ipa_free_all_node_params): Changed to deallocate the on-the-side
8001 (ipa_edge_removal_hook): New function.
8002 (ipa_node_removal_hook): New function.
8003 (duplicate_array): New function.
8004 (ipa_edge_duplication_hook): New function.
8005 (ipa_node_duplication_hook): New function.
8006 (ipa_register_cgraph_hooks): New function.
8007 (ipa_unregister_cgraph_hooks): New function.
8008 (free_all_ipa_structures_after_ipa_cp): New function.
8010 * ipa-prop.h: Include vec.h.
8011 (ipa_node_params_t): New typedef with vector types for it.
8012 (ipa_edge_args_t): New typedef with vector types for it.
8013 (IPA_NODE_REF): Changed to access an on-the-side vector.
8014 (IPA_EDGE_REF): Changed to access an on-the-side vector.
8015 (ipa_check_create_node_params): New function.
8016 (ipa_check_create_edge_args): New function.
8018 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
8021 2008-07-07 Tom Tromey <tromey@redhat.com>
8023 * configure, config.in: Rebuilt.
8024 * configure.ac: Don't check for scandir or alphasort.
8026 2008-07-07 Joseph Myers <joseph@codesourcery.com>
8028 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
8029 types immediately after creating them.
8031 2008-07-07 Joseph Myers <joseph@codesourcery.com>
8033 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
8035 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
8037 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
8038 dump_constraint_graph.
8039 (dump_constraint_edge): New function.
8040 (dump_constraint_graph): New function.
8041 (debug_constraint_graph): New function.
8042 (dump_constraint): Removed useless comparison.
8043 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
8044 (dump_constraint_graph): Declare.
8045 (debug_constraint_graph): Declare.
8046 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
8048 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
8050 * config/i386/i386.c (is_va_list_char_pointer): New.
8051 (ix86_va_start): Replace compare with ms_va_list_type_node
8052 by is_va_list_char_pointer.
8053 (ix86_gimplify_va_arg): Likewise.
8055 2008-07-07 Martin Jambor <mjambor@suse.cz>
8057 * cgraph.c (cgraph_edge_max_uid): New variable.
8058 (struct cgraph_edge_hook_list): New type.
8059 (struct cgraph_node_hook_list): New type.
8060 (struct cgraph_2edge_hook_list): New type.
8061 (struct cgraph_2node_hook_list): New type.
8062 (first_cgraph_edge_removal_hook): New variable.
8063 (first_cgraph_node_removal_hook): New variable.
8064 (first_cgraph_edge_duplicated_hook): New variable.
8065 (first_cgraph_node_duplicated_hook): New variable.
8066 (cgraph_add_edge_removal_hook): New function.
8067 (cgraph_remove_edge_removal_hook): New function.
8068 (cgraph_call_edge_removal_hooks): New function.
8069 (cgraph_add_node_removal_hook): New function.
8070 (cgraph_remove_node_removal_hook): New function.
8071 (cgraph_call_node_removal_hooks): New function.
8072 (cgraph_add_edge_duplication_hook): New function.
8073 (cgraph_remove_edge_duplication_hook): New function.
8074 (cgraph_call_edge_duplication_hooks): New function.
8075 (cgraph_add_node_duplication_hook): New function.
8076 (cgraph_remove_node_duplication_hook): New function.
8077 (cgraph_call_node_duplication_hooks): New function.
8078 (cgraph_create_edge): Assign to edge uid.
8079 (cgraph_remove_edge): Call edge removal hooks.
8080 (cgraph_node_remove_callees): Call edge removal hooks.
8081 (cgraph_node_remove_callers): Call edge removal hooks.
8082 (cgraph_remove_node): Call node removal hooks.
8083 (cgraph_clone_edge): Call edge duplication hooks.
8084 (cgraph_clone_node): Call node duplication hooks.
8086 * cgraph.h (cgraph_edge): New field uid.
8087 (cgraph_edge_hook): New type.
8088 (cgraph_node_hook): New type.
8089 (cgraph_2edge_hook): New type.
8090 (cgraph_2node_hook): New type.
8092 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
8094 * config.in: Regenerate.
8096 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
8098 * gcc.c (print_sysroot): New.
8099 (option_map, display_help, process_command): Handle the
8100 -print-sysroot option.
8101 (main): Print the sysroot if requested.
8102 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
8104 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8107 * unwind-pe.h (size_of_encoded_value): add attribute unused.
8109 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
8111 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
8112 (assign_parm_setup_block_p): Also check mode of entry_parm.
8114 2008-07-07 Richard Guenther <rguenther@suse.de>
8116 * tree-ssa-structalias.h (set_used_smts): Remove.
8117 * tree-ssa-structalias.c (used_smts): Likewise.
8118 (set_used_smts): Likewise.
8119 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
8120 call to set_used_smts.
8122 2008-07-07 Richard Guenther <rguenther@suse.de>
8124 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
8125 (new_var_info): Set it to false.
8126 (solution_set_add): Correctly handle pointers outside a var and
8128 (type_safe): Treat variables with is_full_var properly.
8129 (do_sd_constraint): Likewise.
8130 (do_ds_constraint): Likewise.
8131 (process_constraint): Remove zeroing offset for !use_field_sensitive.
8132 (get_constraint_for_ptr_offset): New function.
8133 (get_constraint_for_component_ref): For addresses at least include
8134 the last field of the variable. Handle is_full_vars properly.
8135 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
8136 (handle_ptr_arith): Remove.
8137 (find_func_aliases): Simplify assignment handling.
8138 (create_function_info_for): For parameter and result varinfos set
8140 (create_variable_info_for): Set is_full_var flag whenever we
8141 just created a single varinfo for a decl.
8142 (init_alias_vars): Initialize use_field_sensitive from
8143 max-fields-for-field-sensitive parameter.
8145 2008-07-07 Richard Guenther <rguenther@suse.de>
8147 PR tree-optimization/36713
8148 * tree-flow-inline.h (is_call_used): New function.
8149 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
8150 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
8151 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
8153 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8155 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
8157 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
8159 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
8161 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8162 Nathan Sidwell <nathan@codesourcery.com>
8164 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
8165 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
8167 * config/m68k/t-linux: New.
8168 * doc/install.texi: Document m68k-*-linux is now multilibbed by
8171 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
8173 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
8174 * config/m68k/m68k-devices.def: Remove multilibs that only differ
8177 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8179 * gcc.c (execute): Fix -Wc++-compat warning.
8181 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
8184 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
8185 constant for little endian.
8187 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
8189 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
8190 mips_base_mips16 instead of TARGET_MIPS16.
8191 (mips_base_mips16): Declare.
8192 * config/mips/mips.c (mips_base_mips16): Make global.
8193 (was_mips16_p): Remove GTY marker.
8194 (was_mips16_pch_p): New variable.
8195 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
8196 (mips_override_options): Force to non-MIPS16 mode initially.
8197 Do not complain about MIPS16 PIC incompatibilities here.
8198 Only allow -mgpopt if -mexplicit-relocs is in force for
8201 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
8203 * configure.ac: Check for caddr_t, define to char * if not defined.
8204 * configure: Regenerate.
8205 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
8206 (mmap_gt_pch_use_address): Likewise.
8207 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
8209 2008-07-06 Richard Guenther <rguenther@suse.de>
8211 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
8212 (new_var_info): Deal with it.
8213 (solution_set_add): Likewise.
8214 (bitpos_of_field): Make signed, fix.
8215 (struct fieldoff): Remove type and decl fields. Make size field
8216 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
8218 (fieldoff_compare): Deal with it.
8219 (push_fields_onto_fieldstack): Remove has_union argument, glob
8220 adjacent non-pointer fields together.
8221 (create_function_info_for): Do not set has_union.
8222 (create_variable_info_for): Simplify.
8224 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
8226 * config.gcc (extra_headers): Add cross-stdarg.h for target
8227 x86_64-*-* and i?86-*-*.
8228 * config/i386/cross-stdarg.h: New.
8229 * builtins.c (std_fn_abi_va_list): New.
8230 (std_canonical_va_list_type): New.
8231 (stabilize_va_list): Replace va_list_type_node use by
8232 mtarget.canonical_va_list_type.
8233 (gimplify_va_arg_expr): Likewise.
8234 (expand_builtin_va_copy): Replace va_list_type_node use by
8235 mtarget.fn_abi_va_list.
8236 * tree-sra.c (is_va_list_type): New helper.
8237 (decl_can_be_decomposed_p): Replace
8238 va_list_type_node use by is_va_list_type.
8239 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
8240 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8241 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
8242 * config/i386/i386-protos.h (ix86_get_valist_type): New.
8243 (ix86_enum_va_list): New.
8244 * config/i386/i386.c (sysv_va_list_type_node): New.
8245 (ms_va_list_type_node): New.
8246 (ix86_function_type_abi): Remove sorry.
8247 (ix86_build_builtin_va_list_abi): New.
8248 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
8250 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
8251 (ix86_init_builtins_va_builtins_abi): New.
8252 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
8254 (ix86_handle_abi_attribute): New.
8255 (attribute_spec): Add sysv_abi and ms_abi.
8256 (ix86_fn_abi_va_list): New.
8257 (ix86_canonical_va_list_type): New.
8258 (ix86_enum_va_list): New.
8259 (TARGET_FN_ABI_VA_LIST): New.
8260 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8261 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
8262 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
8263 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8264 (TARGET_ENUM_VA_LIST): New.
8265 * expr.h (std_fn_abi_va_list): New.
8266 (std_canonical_va_list_type): New.
8267 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
8268 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8269 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
8270 TARGET_CANONICAL_VA_LIST_TYPE.
8271 * target.h (struct gcc_target): Add fn_abi_va_list hook
8272 and canonical_va_list_type hook.
8274 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8276 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
8277 integral and pointer types.
8279 2008-07-04 Roger Sayle <roger@eyesopen.com>
8281 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
8282 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
8284 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
8287 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
8289 2008-07-04 Jakub Jelinek <jakub@redhat.com>
8291 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
8292 build_gimple_modify_stmt.
8293 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
8294 gimple operand. Use fold_build* instead of build*.
8296 2008-07-04 Richard Guenther <rguenther@suse.de>
8298 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
8299 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
8300 properly to compute the reachability set if we do field-sensitive PTA.
8301 * invoke.texi (max-fields-for-field-sensitive): Document default.
8302 * opts.c (decode_options): Set max-fields-for-field-sensitive to
8303 100 for optimize >= 2.
8305 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8307 * ggc-zone.c (lookup_page_table_if_allocated,
8308 set_page_table_entry, zone_find_object_size, alloc_small_page,
8309 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
8310 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
8311 -Wc++-compat and/or -Wcast-qual warnings.
8313 2008-07-04 Alan Modra <amodra@bigpond.net.au>
8316 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
8317 pic_offset_table_rtx to be marked as used here.
8318 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
8319 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
8320 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
8321 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
8324 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8326 * alloc-pool.c (hash_descriptor, eq_descriptor,
8327 alloc_pool_descriptor): Fix -Wc++-compat warnings.
8328 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
8330 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
8331 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
8332 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
8333 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
8336 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
8338 * tree-flow.h (loop_only_exit_p): Declare.
8339 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
8340 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
8341 the number of iterations if it is constant. Otherwise, if this is the
8342 only possible exit of the loop, use the conservative estimate on the
8343 number of iterations of the entire loop if available.
8345 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
8347 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
8348 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
8349 Add synchronization functions.
8350 * config/sync.c: New file.
8351 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
8352 (LIBGCC_SYNC_CFLAGS): Likewise.
8354 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
8357 * config/i386/i386.md (mode): Add TF to "mode" attribute.
8358 (*pushtf_sse): New insn pattern.
8359 (pushtf splitters): New splitters.
8361 2008-07-03 Michael Meissner <gnu@the-meissners.org>
8364 * predict.c (build_predict_expr): Use void_type_node for the tree
8365 type, instead of NULL_TREE.
8367 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
8369 * config/i386/i386.c (contains_aligned_value_p): Return true
8371 (ix86_data_alignment): Align TCmode to 128bits.
8372 (ix86_local_alignment): Likewise.
8374 2008-07-03 Andrew Haley <aph@redhat.com>
8377 * vec.h (VEC_TA): New.
8378 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
8379 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
8380 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
8381 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
8382 (C_COMMON_FIXED_TYPES): Remove first arg.
8383 (C_COMMON_FIXED_MODE_TYPES): Likewise.
8384 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
8385 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
8386 not to use empty macro arguments.
8388 2008-07-02 Joseph Myers <joseph@codesourcery.com>
8390 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
8391 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
8392 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
8393 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
8394 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
8395 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
8396 config/ia64/crtn.asm, config/m68hc11/larith.asm,
8397 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
8398 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
8399 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
8400 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
8401 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
8402 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
8403 config/rs6000/e500crtres64gpr.asm,
8404 config/rs6000/e500crtres64gprctr.asm,
8405 config/rs6000/e500crtrest32gpr.asm,
8406 config/rs6000/e500crtrest64gpr.asm,
8407 config/rs6000/e500crtresx32gpr.asm,
8408 config/rs6000/e500crtresx64gpr.asm,
8409 config/rs6000/e500crtsav32gpr.asm,
8410 config/rs6000/e500crtsav64gpr.asm,
8411 config/rs6000/e500crtsav64gprctr.asm,
8412 config/rs6000/e500crtsavg32gpr.asm,
8413 config/rs6000/e500crtsavg64gpr.asm,
8414 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
8415 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
8416 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
8417 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
8418 config/sparc/sol2-cn.asm: Remove .file directives.
8420 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
8422 * resource.c (mark_referenced_resources): Look inside
8423 UNSPEC_VOLATILEs and ASM_INPUTs.
8425 2008-07-02 Ian Lance Taylor <iant@google.com>
8427 * rtlanal.c (add_reg_note): New function.
8428 * rtl.h (add_reg_note): Declare.
8429 * auto-inc-dec.c (attempt_change): Use add_reg_note.
8430 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
8431 * builtins.c (expand_builtin_longjmp): Likewise.
8432 (expand_builtin_nonlocal_goto): Likewise.
8433 * calls.c (emit_call_1, expand_call): Likewise.
8434 * cfgexpand.c (add_reg_br_prob_note): Likewise.
8435 * cfglayout.c (fixup_reorder_chain): Likewise.
8436 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
8437 (commit_one_edge_insertion): Likewise.
8438 * combine.c (move_deaths, distribute_notes): Likewise.
8439 * df-problems.c (df_set_note): Likewise.
8440 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
8441 (set_unique_reg_note): Likewise.
8442 (emit_copy_of_insn_after): Likewise.
8443 * expr.c (expand_expr_real): Likewise.
8444 * gcse.c (add_label_notes): Likewise.
8445 * haifa-sched.c (create_check_block_twin): Likewise.
8446 * jump.c (mark_jump_label_1): Likewise.
8447 * loop-doloop.c (add_test, doloop_modify): Likewise.
8448 * loop-unswitch.c (compare_and_jump_seq): Likewise.
8449 * lower-subreg.c (move_eh_region_note): Likewise.
8450 * optabs.c (emit_libcall_block): Likewise.
8451 * predict.c (predict_insn): Likewise.
8452 (combine_predictions_for_insn): Likewise.
8453 * recog.c (peephole2_optimize): Likewise.
8454 * regmove.c (try_auto_increment): Likewise.
8455 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
8456 * reload.c (find_reloads): Likewise.
8457 * reload1.c (fixup_eh_region_note): Likewise.
8458 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
8459 * reorg.c (delete_prior_computation): Likewise.
8460 (delete_computation, dbr_schedule): Likewise.
8461 * config/pa/pa.c (legitimize_pic_address): Likewise.
8462 * config/sh/sh.c (sh_reorg): Likewise.
8464 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8467 * config/libgcc-glibc.ver: Add %exclude.
8468 * config/m32r/libgcc-glibc.ver: Likwise.
8469 * config/s390/libgcc-glibc.ver: Likwise.
8470 * config/sh/libgcc-glibc.ver: Likwise.
8471 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
8473 * config/i386/libgcc-glibc.ver: New.
8475 * config/i386/libgcc-x86_64-glibc.ver: Removed.
8477 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8479 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
8480 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
8481 i[34567]86-*-linux*, x86_64-*-linux*. Add
8482 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
8483 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
8484 x86_64-*-linux*. Add i386/t-linux to tmake_file for
8485 i[34567]86-*-linux*, x86_64-*-linux*.
8487 * libgcc-std.ver: Add empty GCC_4.4.0.
8489 * mkmap-symver.awk: Support multiple versions per symbol.
8491 * config/i386/i386.c (ix86_init_builtins): Always define
8492 __builtin_fabsq and __builtin_copysignq with fallbacks.
8493 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
8494 and __builtin_copysignq if SSE2 isn't available.
8496 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
8497 (LIBGCC2_TF_CEXT): Likwise.
8500 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
8502 * config/i386/sfp-machine.h: Moved to libgcc.
8504 * config/i386/sfp-machine.h: New.
8505 * config/i386/t-linux: Likwise.
8507 * config/i386/t-darwin: Remove softfp_wrap_start and
8509 * config/i386/t-darwin64: Likewise.
8511 * config/i386/t-fprules-softfp64: Renamed to ...
8512 * config/i386/t-fprules-softfp: This.
8514 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
8515 and softfp_wrap_end.
8517 2008-07-02 Jason Merrill <jason@redhat.com>
8519 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
8521 * tree.c (ctor_to_list): New fn.
8522 * tree.h: Declare it.
8523 (CONSTRUCTOR_ELT): New macro.
8524 (CONSTRUCTOR_NELTS): New macro.
8526 2008-07-02 Richard Guenther <rguenther@suse.de>
8528 * tree-ssa-structalias.c (struct variable_info): Reorder
8529 to fill padding on 64bit hosts. Make collapsed_to an int.
8530 (get_varinfo_fc): Deal with that.
8531 (new_var_info): Likewise.
8532 (collapse_rest_of_var): Likewise.
8534 2008-07-02 Joshua Sumali <jsumali@redhat.com>
8536 * doc/install.texi (--enable-java-home): Document.
8537 (--enable-aot-compile-rpm): Likewise.
8538 (--with-arch-directory): Likewise.
8539 (--with-os-directory): Likewise.
8540 (--with-origin-name): Likewise.
8541 (--with-arch-suffix): Likewise.
8542 (--with-jvm-root-dir): Likewise.
8543 (--with-jvm-jar-dir): Likewise.
8544 (--with-python-dir): Likewise.
8546 2008-07-02 Richard Guenther <rguenther@suse.de>
8548 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
8549 from decls explicitly. Merge operand checking from tuples.
8551 2008-07-02 Martin Jambor <mjambor@suse.cz>
8553 * tree-switch-conversion.c: Included timevar.h which I forgot before.
8555 2008-07-02 Martin Jambor <mjambor@suse.cz>
8557 * tree-switch-conversion.c: Included timevar.h
8558 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
8560 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
8562 2008-07-02 Martin Jambor <mjambor@suse.cz>
8564 * tree-switch-conversion.c: Corrected various comments and
8566 (build_constructors): Fixed minor formatting mistakes.
8568 * invoke.texi (Optimize Options): Corrected the
8569 switch-conversion-max-branch-ratio parameter.
8571 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
8573 * final.c (asm_insn_count): Return zero for an empty asm body.
8575 2008-07-02 Richard Guenther <rguenther@suse.de>
8577 * bitmap.h (bitmap_set_bit): Return bool.
8578 (bitmap_clear_bit): Likewise.
8579 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
8580 write to the bitmap if it would.
8581 (bitmap_clear_bit): Likewise.
8582 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
8583 bitmap_set_bit return value.
8584 (add_pred_graph_edge): Likewise.
8585 (add_graph_edge): Likewise.
8586 (do_sd_constraint): Likewise.
8587 (do_ds_constraint): Likewise.
8589 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8591 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
8592 Fix -Wc++-compat and/or -Wcast-qual warnings.
8593 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
8594 gen_regparm_prefix): Likewise.
8595 * vmsdbgout.c (write_modbeg, lookup_filename,
8596 vmsdbgout_source_line, vmsdbgout_init): Likewise.
8598 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
8600 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
8601 defaults.h definition apply.
8603 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8605 * function.c (assign_parm_remove_parallels): New.
8606 (assign_parm_setup_block_p): Do not return true for non-BLKmode
8608 (assign_parm_setup_block): Do not handle them.
8609 (assign_parm_setup_reg, assign_parm_setup_stack): Call
8610 assign_parm_remove_parallels.
8612 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8614 * c-typeck.c (convert_for_assignment): Use
8615 vector_targets_convertible_p.
8616 * c-common.c (vector_targets_convertible_p): New.
8617 * c-common.h (vector_targets_convertible_p): New prototype.
8618 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
8619 opaque_p_V2SI_type_node.
8621 2008-07-01 Steve Ellcey <sje@cup.hp.com>
8623 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
8626 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
8628 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
8629 TFmode constants via two element DImode vector for hosts with
8630 HOST_BITS_PER_WIDE_INT < 64.
8631 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
8632 also for HOST_BITS_PER_WIDE_INT < 64.
8634 2008-07-01 Richard Guenther <rguenther@suse.de>
8636 PR tree-optimization/36666
8637 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
8638 (get_constraint_exp_from_ssa_var): Split into ...
8639 (get_constraint_exp_for_temp): ... this ...
8640 (get_constraint_for_ssa_var): ... and that.
8641 Return constraint expressions for all touched sub-fields
8642 if the results address is not taken.
8643 (process_constraint): Remove assertion that aggregate
8644 assignments do not happen at this place.
8645 (get_constraint_for_component_ref): Add address_p argument.
8646 Return constraint expressions for all touched sub-fields
8647 if the results address is not taken.
8648 (do_deref): Use get_constraint_exp_for_temp.
8649 (get_constraint_for_1): Rename from ...
8650 (get_constraint_for): ... this. Add the old function as wrapper.
8651 (do_structure_copy): Use get_constraint_for_1.
8653 2008-07-01 Martin Jambor <mjambor@suse.cz>
8655 * Makefile.in (tree-switch-conversion.o): Add.
8656 (OBJS-common): Add tree-swtch-conversion.o.
8657 * passes.c (init_optimization_passes): Add pass_convert_switch.
8658 * tree-pass.h: (pass_convert_switch): Add.
8659 * tree-switch-conversion.c: New file.
8660 * gcc.dg/tree-ssa/cswtch.c: New testcase.
8661 * common.opt (ftree-cswtch): New option.
8662 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8663 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8664 * opts.c (decode_options): Set flag_tree_switch_conversion when
8665 optimization level is >= 2.
8666 * doc/invoke.texi (Optimize Options): Added description of
8667 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
8669 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8671 * config/darwin-driver.c (darwin_default_min_version): Fix
8672 -Wc++-compat warnings.
8674 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
8676 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
8679 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8681 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
8683 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8685 PR rtl-optimization/34744
8686 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
8687 (df_scan_free_internal): Free data structures not
8688 allocated in storage pools.
8689 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
8690 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
8691 df_scan_free_mws_vec.
8692 * dse.c (dse_step6): Free offset_map_p and offset_map_n
8695 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
8697 * config/i386/i386.c (contains_aligned_value_p): Return true
8699 (ix86_function_arg_boundary): Return its natural boundary
8701 (return_in_memory_32): Don't check TDmode.
8702 (ix86_split_to_parts): Support splitting into 4 parts and
8703 support TFmode for 32bit target.
8704 (ix86_split_long_move): Support splitting into 4 parts.
8705 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
8707 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
8708 (ix86_init_builtins): Here.
8709 (ix86_scalar_mode_supported_p): Always return true for TFmode.
8710 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
8711 'q' and 'w', respectively.
8713 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
8715 (movtf_internal): Likewise.
8716 (<code>tf2): Likewise.
8717 (*absnegtf2_sse): Likewise.
8718 (copysign<mode>3): Likewise.
8719 (copysign<mode>3_const): Likewise.
8720 (copysign<mode>3_var): Likewise.
8721 (define_split UNSPEC_COPYSIGN): Likewise.
8722 * config/i386/sse.md (*nandtf3): Likewise.
8723 (<code>tf3): Likewise.
8724 (*<code>tf3): Likewise.
8726 2008-06-30 Joey Ye <joey.ye@intel.com>
8727 H.J. Lu <hongjiu.lu@intel.com>
8729 * global.c (compute_regsets): Set frame_pointer_needed here.
8730 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
8732 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8734 * doc/install.texi (specific): Expand Windows build notes.
8736 2008-06-30 Ira Rosen <irar@il.ibm.com>
8738 PR tree-optimization/36648
8739 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
8740 number of prolog iterations by step. Fix the comment.
8742 2008-06-30 Richard Guenther <rguenther@suse.de>
8745 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
8746 handle calls from ECF_MALLOC functions.
8747 (handle_pure_call): ECF_MALLOC functions do not return
8749 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
8751 2008-06-29 Andreas Schwab <schwab@suse.de>
8753 * config/m68k/m68k.c (print_operand): Always print a float
8755 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
8756 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
8759 * config/rs6000/x-linux64: Remove never used file.
8761 2008-06-29 Richard Guenther <rguenther@suse.de>
8763 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
8765 (struct alias_info): Move ...
8766 * tree-ssa-alias.c: ... here.
8767 (update_alias_info): Declare.
8768 (compute_may_aliases): Call it.
8769 (update_alias_info): New function.
8770 * tree-ssa-structalias.c (update_alias_info): Move ...
8771 * tree-ssa-alias.c (update_alias_info_1): ... here.
8772 * tree-ssa-structalias.c (process_constraint_1): Remove
8773 unused from_call argument. Rename to ...
8774 (process_constraint): ... this. Delete old wrapper.
8775 (make_constraint_to): Adjust callers.
8776 (handle_const_call): Likewise.
8777 (handle_pure_call): Likewise.
8778 (init_base_vars): Likewise.
8779 (handle_lhs_call): Likewise. Remove unnecessary constraint.
8780 (find_func_aliases): We don't need structure copies for
8782 (make_constraint_from_anything): Remove.
8783 (create_variable_info_for): For globals make constraints
8784 from escaped, not from anything.
8785 (compute_points_to_sets): Do not call update_alias_info.
8786 (ipa_pta_execute): Use make_constraint_from.
8788 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8790 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
8791 (bitmap.o-warn, dominance.o-warn): New.
8792 * configure.ac (cxx_compat_warn): Delete.
8793 (loose_warn): Add -Wcast-qual and -Wc++-compat.
8794 * system.h: Remove #pragma diagnostic for -Wcast-qual and
8796 * configure: Regenerate.
8798 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
8801 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8803 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
8804 * df-scan.c (df_notes_rescan): Likewise.
8805 * ggc-page.c (set_page_table_entry): Likewise.
8806 * intl.c (gcc_gettext_width): Likewise.
8807 * varasm.c (get_unnamed_section, get_noswitch_section,
8808 get_section): Likewise.
8810 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
8812 * regrename.c (build_def_use): Don't copy RTX.
8814 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
8816 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
8817 (Type Attributes): Fix nesting of @table and @subsection. Adjust
8818 punctuation. Use @ref instead of @xref.
8819 (Function Names): Remove stray @display/@end display.
8820 (C++ Attributes): Use @ref instead of @xref.
8821 (Deprecated Features): Fix punctuation around @xref.
8822 (Backwards Compatibility): Likewise.
8823 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
8825 2008-06-28 Joseph Myers <joseph@codesourcery.com>
8827 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
8828 constants for E500 double.
8830 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8832 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
8833 element type of const_vector.
8835 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
8837 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
8838 Remove FLAGS_REG clobber from expander pattern.
8839 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
8840 (anddi3, andsi3, andhi3, andqi3): Ditto.
8841 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
8842 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
8843 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
8844 (ashlsi3, ashlhi3, ashlqi3): Ditto.
8845 (ashrsi3, ashrhi3, ashrqi3): Ditto.
8846 (lshrsi3, lshrhi3, lshrqi3): Ditto.
8847 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
8848 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
8850 2008-06-28 Richard Guenther <rguenther@suse.de>
8852 * tree-ssa-structalias.c (callused_id, var_callused,
8853 callused_tree): Add.
8854 (handle_pure_call): New function.
8855 (find_func_aliases): Call it.
8856 (find_what_p_points_to): Handle the call-used set.
8857 (clobber_what_escaped): Likewise.
8858 (compute_call_used_vars): New function.
8859 (init_base_vars): Init the call-used variable.
8860 (do_sd_constraint): Do not propagate the solution from CALLUSED
8861 but use CALLUSED as a placeholder.
8862 (solve_graph): Likewise.
8863 * tree-flow-inline.h (gimple_call_used_vars): New function.
8864 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
8865 (compute_call_used_vars): Declare.
8866 * tree-ssa-alias.c (set_initial_properties): Call
8867 compute_call_used_vars.
8868 (reset_alias_info): Clear call-used variables.
8869 (add_call_clobber_ops): Assert we are not called for const/pure
8870 functions. Remove handling of them.
8871 (add_call_read_ops): Handle pure functions by adding the
8872 call-used set of variables as VUSEs.
8873 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
8874 (delete_tree_ssa): Free it.
8875 * tree-dfa.c (remove_referenced_var): Clear the var from the
8878 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
8880 * tree.c (build_varargs_function_type_list): New.
8881 (build_function_type_list_1): New.
8882 (build_function_type_list): Use build_function_type_list_1.
8883 * tree.h (build_varargs_function_type_list): New.
8885 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8888 * config/spu/spu.c (spu_builtin_splats): Do not generate
8889 invalid CONST_VECTOR expressions.
8890 (spu_expand_vector_init): Likewise.
8892 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
8894 * optabs.c (libfunc_decls): New variable.
8895 (libfunc_decl_hash, libfunc_decl_eq): New functions.
8896 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
8897 for the same function twice.
8899 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
8901 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
8902 ix86_expand_binary_operator directly.
8903 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
8905 (*ashrti3_1): Ditto.
8906 (*lshrti3_1): Ditto.
8907 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
8908 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
8909 using only one splitter. Conditionaly execute splitter before or
8910 after peephole2 pass.
8911 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
8912 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
8913 Use only one alternative in asm template.
8914 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
8916 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
8917 "J" operand constraint for operand 2.
8918 (*ashldi3_cconly_rex64): Ditto.
8919 (*ashrdi3_cmp_rex64): Ditto.
8920 (*ashrdi3_cconly_rex64): Ditto.
8921 (*lshrdi3_cmp_rex64): Ditto.
8922 (*lshrdi3_cconly_rex64): Ditto.
8923 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
8924 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
8925 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
8928 2008-06-27 Jakub Jelinek <jakub@redhat.com>
8930 * gimplify.c (omp_is_private): Don't return true if decl is not
8931 already private on #pragma omp for or #pragma omp parallel for.
8934 * tree-cfg.c (struct move_stmt_d): Replace block field with
8935 orig_block and new_block fields.
8936 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
8937 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
8938 (move_block_to_fn): Replace vars_map and new_label_map arguments
8939 with struct move_stmt_d pointer.
8940 (replace_block_vars_by_duplicates): New function.
8941 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
8942 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
8943 all subblocks of ORIG_BLOCK to the new function. Call
8944 replace_block_vars_by_duplicates.
8945 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
8946 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
8947 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
8948 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
8949 (expand_omp): Temporarily set input_location to the location of
8950 region's controlling stmt.
8951 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
8952 BIND_EXPR, push ctx->block_vars and gimplification vars into
8953 the BIND_EXPR and its block's BLOCK_VARS instead of directly
8955 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
8956 there are any BLOCK_VARS.
8957 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
8958 OMP_PARALLEL or OMP_TASK stmt.
8959 (lower_omp): Save and restore input_location around the lower_omp_1
8962 2008-06-27 Richard Guenther <rguenther@suse.de>
8964 PR tree-optimization/36400
8965 PR tree-optimization/36373
8966 PR tree-optimization/36344
8967 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
8968 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
8969 (update_alias_info): Remove call clobbering code.
8970 (make_constraint_to): New helper function.
8971 (make_escape_constraint): Likewise.
8972 (handle_rhs_call): Use it on all pointer containing arguments.
8973 Also mark the static chain escaped.
8974 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
8975 instead of ANYTHING.
8976 (make_constraint_from): New helper split out from ...
8977 (make_constraint_from_anything): ... here.
8978 (find_func_aliases): Add constraints for escape sites.
8979 (intra_create_variable_infos): Make constraints from NONLOCAL
8981 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
8983 (clobber_what_p_points_to): Remove.
8984 (clobber_what_escaped): New function.
8985 (init_base_vars): Init NONLOCAL and ESCAPED.
8986 (do_sd_constraint): Do not propagate the solution from ESCAPED
8987 but use ESCAPED as a placeholder.
8988 (solve_graph): Likewise.
8989 * tree-flow.h (clobber_what_p_points_to): Remove.
8990 (clobber_what_escaped): Declare.
8991 * tree-ssa-alias.c (set_initial_properties): Call it.
8992 Remove code clobbering escaped pointers.
8994 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8996 * function.c (allocate_struct_function): Only allocate a unique
8997 funcdef_no if the decl is nonzero.
8999 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
9001 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
9002 * config/mips/mips.c (mips_split_const_insns): New function.
9003 * config/mips/mips.md (move_type): New attribute.
9004 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
9005 (dword_mode): New attribute.
9006 (type): Avoid long line. Map "move_type"s to "type"s,
9007 choosing "multi" for doubleword moves if appropriate.
9008 Swap MTC/MFC comments to match their declaration order.
9009 (extended_mips16): Default to "yes" if "move_type" is "sll0",
9010 "type" is "branch" or "jal" is "direct".
9011 (length): Handle "extended_mips16" first. Make the default
9012 "0" for "ghost" instructions. Set the length from "move_type".
9013 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
9014 of "type", with "sll0" for the register alternative. Remove the
9015 "extended_mips16" attribute.
9016 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
9017 of "type", with "shift_shift" for the register alternative.
9018 Remove the "length" attribute.
9019 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
9020 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
9021 of "type", with "andi" for the register alternative.
9022 (*zero_extendqihi2): Likewise.
9023 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
9024 of "andi" instead of a "type" of "arith".
9025 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
9027 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
9028 (mov_<store>r, *mov<mode>_ra): Likewise.
9029 (extendsidi2): Use "move_type" instead of "type", with "move"
9030 for the register alternative.
9031 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
9032 of "type", with "signext" for the register alternative.
9033 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
9034 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
9035 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
9036 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
9037 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
9038 (unnamed branch insn): Likewise.
9039 (*movdi_gp32_fp64): Fold into...
9040 (*movdi_32bit): ...here.
9041 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
9042 (*movdf_hardfloat): ...this new pattern.
9043 (*movdf_softfloat): Remove redundant FPR alternatives.
9044 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
9045 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
9046 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
9047 the "move" attribute.
9048 (*movdi_32bit): Use "move_type" instead of "type" and remove the
9049 "length" attribute. Use "fpload" and "fpstore" instead of "load"
9050 and "store" for COP loads and stores.
9051 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
9052 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
9053 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
9054 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
9055 (*movtf_mips16, *movv2sf): Likewise.
9056 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
9057 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
9058 (mfhc1<mode>): Use "move_type" instead of "move".
9059 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
9060 (loadgp_blockage): Remove the "length" attribute.
9061 (blockage, set_got_version, update_got_version): Likewise.
9062 (call_internal): Remove the "extended_mips16" attribute.
9063 (call_value_internal, call_value_multiple_internal): Likewise.
9064 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
9066 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
9067 the "length" attribute.
9069 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9071 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
9072 -Wcast-qual warnings.
9073 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
9074 handle_pragma_pop_macro): Likewise.
9075 * collect2.c (resolve_lib_name): Likewise.
9076 * config/arc/arc.c (arc_init): Likewise.
9077 * config/arm/arm.c (neon_builtin_compare,
9078 locate_neon_builtin_icode): Likewise.
9079 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
9080 * config/bfin/bfin.c (bfin_init_machine_status,
9081 bfin_optimize_loop): Likewise.
9082 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
9083 * config/cris/cris.c (cris_init_expanders): Likewise.
9084 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
9085 * config/darwin.c (machopic_indirection_eq,
9086 machopic_indirection_name, machopic_output_indirection): Likewise.
9087 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
9088 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
9089 frv_optimize_membar): Likewise.
9090 * config/i386/cygwin.h (mingw_scan,
9091 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
9092 * config/i386/cygwin1.c (mingw_scan): Likewise.
9093 * config/i386/i386.c (machopic_output_stub): Likewise.
9094 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
9095 i386_pe_unique_section): Likewise.
9096 * config/ia64/ia64.c (ia64_init_machine_status,
9097 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
9099 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
9100 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
9101 * config/m68k/m68k.c (m68k_handle_option,
9102 m68k_sched_md_init_global): Likewise.
9103 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
9104 mcore_unique_section): Likewise.
9105 * config/mips/mips.c (mips_block_move_straight,
9106 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
9108 * config/mmix/mmix.c (mmix_init_machine_status,
9109 mmix_encode_section_info): Likewise.
9110 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
9111 * config/rs6000/rs6000.c (rs6000_init_machine_status,
9112 print_operand_address, output_toc, redefine_groups,
9113 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
9114 * config/s390/s390.c (s390_init_machine_status): Likewise.
9115 * config/score/score.c (score_block_move_straight,
9116 score_block_move_loop_body): Likewise.
9117 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
9118 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
9119 * emit-rtl.c (find_auto_inc): Likewise.
9120 * gcc.c (translate_options, process_command): Likewise.
9121 * reorg.c (dbr_schedule): Likewise.
9122 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
9123 * xcoffout.c (xcoffout_declare_function): Likewise.
9125 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
9127 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
9128 ipa-pta working again.
9130 2008-06-27 David Edelsohn <edelsohn@gnu.org>
9132 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
9135 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
9137 * config.gcc (powerpc*-*-*): Add new core e500mc.
9138 * config/rs6000/e500mc.md: New file.
9139 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9141 (rs6000_override_options): Add e500mc case to
9142 processor_target_table. Altivec and Spe options not allowed
9143 with e500mc. Add isel instruction to e500mc by
9144 default. Initialize rs6000_cost for e500mc.
9145 (rs6000_issue_rate): Set issue rate for e500mc.
9146 * config/rs6000/rs6000.h (processor_type): Add
9147 PROCESSOR_PPCE500MC.
9148 (ASM_CPU_SPEC): Add e500mc.
9149 Set TARGET_ISEL to rs6000_isel.
9150 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
9151 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
9152 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
9154 * doc/invoke.texi: Add e500mc to list of cpus.
9156 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9159 * c-lex.c (lex_charconst): Initialize unsignedp.
9161 2008-06-27 Olivier Hainque <hainque@adacore.com>
9163 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
9164 documented assumptions.
9166 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
9168 * dwarf2out.c: Remove trailing white spaces. Break long line
9171 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
9173 * libfuncs.h (LTI_synchronize): New libfunc_index.
9174 (synchronize_libfunc): Declare.
9175 * builtins.c (expand_builtin_synchronize): Consider using
9176 synchronize_libfunc before falling back on an asm blockage.
9177 * config/mips/mips.c: Include libfuncs.h
9178 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
9180 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
9182 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
9183 parameter. Copy stack_reg to r11 where appropriate.
9184 (no_global_regs_above): Add gpr parameter.
9185 (rs6000_stack_info): Only add padding for SPE save area if we
9186 are saving SPE GPRs and CR.
9187 (saveres_routine_syms): New variable.
9188 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
9190 (rs6000_savres_routine_sym): New function.
9191 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
9193 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
9194 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
9195 Tweak FPR out-of-line saving.
9196 (rs6000_make_savres_rtx): New function.
9197 (rs6000_use_multiple_p): New function.
9198 (rs6000_savres_strategy): New function.
9199 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
9200 out-of-line if appropriate.
9201 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
9202 if we are optimizing for size.
9203 (GP_SAVE_INLINE): Define.
9204 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
9205 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
9206 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
9207 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
9208 (*save_fpregs_<mode>): Add use of r11.
9209 (*restore_gpregs_<mode>): New insn.
9210 (*return_and_restore_gpregs_<mode>): New insn.
9211 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
9213 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
9214 (*restore_gpregs_spe): New insn.
9215 (*return_and_restore_gpregs_spe): New insn.
9216 * config/rs6000/predicates.md (save_world_operation): Fix check.
9218 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9220 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
9221 this point, so assert that.
9223 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9225 * cfganal.c: Include vec.h and vecprim.h.
9226 (compute_idf): Import from...
9227 * tree-into-ssa (compute_idf): ...here.
9228 * basic-block.h (compute_idf): Export.
9230 2008-06-26 Joseph Myers <joseph@codesourcery.com>
9232 * c-decl.c (merge_decls): Use !current_function_decl to check for
9233 extern declaration of C99 inline function being at file scope.
9235 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
9237 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
9239 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9241 * alias.c (record_alias_subset, init_alias_analysis): Fix
9242 -Wc++-compat and/or -Wcast-qual warnings.
9243 * attribs.c (lookup_attribute_spec): Likewise.
9244 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
9245 copy_bb, connect_traces,
9246 find_rarely_executed_basic_blocks_and_cr): Likewise.
9247 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
9248 note_btr_set, migrate_btr_defs): Likewise.
9249 * builtins.c (result_vector, expand_builtin_memcpy,
9250 expand_builtin_mempcpy_args, expand_builtin_strncpy,
9251 builtin_memset_read_str, expand_builtin_printf,
9252 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
9254 * caller-save.c (mark_set_regs): Likewise.
9255 * calls.c (expand_call, emit_library_call_value_1): Likewise.
9256 * cgraph.c (cgraph_edge): Likewise.
9257 * combine.c (likely_spilled_retval_1): Likewise.
9258 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
9259 htab_counts_entry_del, get_coverage_counts): Likewise.
9260 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
9261 new_cselib_val): Likewise.
9262 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
9263 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
9265 * df-core.c (df_compact_blocks): Likewise.
9266 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
9267 * df-scan.c (df_grow_reg_info, df_ref_create,
9268 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
9269 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
9270 df_record_entry_block_defs, df_record_exit_block_uses,
9271 df_bb_verify): Likewise.
9272 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
9273 DF_REF_EXTRACT_MODE_CONST): New.
9274 * dominance.c (get_immediate_dominator, get_dominated_by,
9275 nearest_common_dominator, root_of_dom_tree,
9276 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
9277 -Wc++-compat and/or -Wcast-qual warnings.
9278 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
9279 record_store, replace_read, check_mem_read_rtx, scan_insn,
9280 dse_step1, dse_record_singleton_alias_set): Likewise.
9281 * dwarf2asm.c (dw2_force_const_mem): Likewise.
9283 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9285 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
9286 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
9287 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
9288 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
9289 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
9290 add_ranges_num, add_ranges_by_labels, file_info_cmp,
9291 file_name_acquire, output_file_names, add_const_value_attribute,
9292 premark_used_types_helper, file_table_eq, file_table_hash,
9293 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
9294 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
9295 -Wcast-qual warnings.
9296 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
9297 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
9298 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
9299 gen_reg_rtx, start_sequence, init_emit): Likewise.
9300 * et-forest.c (et_new_occ, et_new_tree): Likewise.
9301 * except.c (init_eh_for_function, gen_eh_region,
9302 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
9303 arh_to_landing_pad, arh_to_label, add_action_record,
9304 add_call_site, switch_to_exception_section): Likewise.
9305 * expmed.c (synth_mult): Likewise.
9306 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
9307 store_expr): Likewise.
9308 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
9310 * function.c (assign_stack_temp_for_type,
9311 allocate_struct_function, match_asm_constraints_1): Likewise.
9312 * gcov-io.c (gcov_allocate): Likewise.
9313 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
9314 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
9315 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
9316 record_one_set, insert_expr_in_table, insert_set_in_table,
9317 dump_hash_table, compute_hash_table_work, alloc_hash_table,
9318 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
9319 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
9320 -Wcast-qual warnings.
9322 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9324 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
9325 -Wcast-qual warnings.
9326 * gcc.c (process_command): Likewise.
9327 * genattrtab.c (oballoc): Use XOBNEW.
9328 (oballocvec): Define.
9329 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
9330 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
9331 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
9332 -Wc++-compat and/or -Wcast-qual warnings.
9333 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
9334 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
9335 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
9336 gen_presence_absence_set, gen_automaton, gen_regexp_el,
9337 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
9338 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
9339 add_excls, process_presence_absence_names,
9340 process_presence_absence_patterns, add_presence_absence,
9341 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
9342 get_free_state, add_arc, get_free_automata_list_el,
9343 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
9344 transform_3, cache_presence, create_ainsns, create_automata,
9345 create_state_ainsn_table, dfa_insn_code_enlarge,
9346 output_trans_func, output_min_issue_delay_func,
9347 output_dead_lock_func, output_reset_func,
9348 output_get_cpu_unit_code_func, output_dfa_start_func,
9349 expand_automata): Likewise.
9350 * genextract.c (gen_insn): Likewise.
9351 * gengtype-lex.l: Likewise.
9352 * gengtype.c (read_input_list, adjust_field_type,
9353 process_gc_options): Likewise.
9354 * genoutput.c (note_constraint): Likewise.
9355 * genpreds.c (mangle, add_constraint): Likewise.
9356 * genrecog.c (process_define_predicate, new_decision,
9357 add_to_sequence): Likewise.
9358 * gensupport.c (record_insn_name): Likewise.
9360 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9362 * config/i386/driver-i386.c (detect_caches_amd,
9363 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
9364 and/or -Wcast-qual warnings.
9365 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
9366 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
9367 gt_pch_save): Likewise.
9368 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
9369 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
9370 * global.c (compute_regsets): Likewise.
9371 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
9372 finish_graph_dump_file): Likewise.
9373 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
9374 unlink_bb_notes): Likewise.
9375 * integrate.c (get_hard_reg_initial_val): Likewise.
9376 * ipa-prop.c (ipa_push_func_to_list): Likewise.
9377 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
9378 * local-alloc.c (update_equiv_regs): Likewise.
9379 * loop-invariant.c (check_invariant_table_size,
9380 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
9382 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
9383 altered_reg_used, mark_altered): Likewise.
9384 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
9385 insert_var_expansion_initialization,
9386 combine_var_copies_in_loop_exit, apply_opt_in_copies,
9387 release_var_copies): Likewise.
9388 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
9389 analyze_matrix_decl, add_allocation_site, analyze_transpose,
9390 analyze_accesses_for_phi_node, check_var_notmodified_p,
9391 check_allocation_function, find_sites_in_func,
9392 record_all_accesses_in_func, transform_access_sites,
9393 transform_allocation_sites): Likewise.
9394 * omp-low.c (new_omp_region, create_omp_child_function_name,
9395 check_omp_nesting_restrictions, check_combined_parallel,
9396 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
9397 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
9398 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
9399 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
9401 * opts-common.c (prune_options): Likewise.
9402 * opts.c (add_input_filename, print_filtered_help,
9403 get_option_state): Likewise.
9404 * params.c (add_params): Likewise.
9405 * passes.c (set_pass_for_id, next_pass_1,
9406 do_per_function_toporder, pass_fini_dump_file): Likewise.
9407 * postreload.c (reload_cse_simplify_operands): Likewise.
9408 * predict.c (tree_predicted_by_p, tree_predict_edge,
9409 clear_bb_predictions, combine_predictions_for_bb): Likewise.
9411 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9413 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
9415 * recog.c (check_asm_operands, validate_change_1): Likewise.
9416 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
9417 subst_asm_stack_regs): Likewise.
9418 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
9419 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
9420 * regmove.c (reg_is_remote_constant_p): Likewise.
9421 * regrename.c (regrename_optimize, scan_rtx_reg,
9422 kill_clobbered_value, kill_set_value, kill_autoinc_value):
9424 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
9425 regstat_compute_calls_crossed): Likewise.
9426 * reload1.c (init_reload, new_insn_chain,
9427 has_nonexceptional_receiver, reload, copy_reloads,
9428 calculate_needs_all_insns, init_elim_table): Likewise.
9429 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
9430 * rtl.c (shallow_copy_rtx_stat): Likewise.
9431 * rtlanal.c (parms_set): Likewise.
9432 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
9433 sbitmap_resize, sbitmap_vector_alloc): Likewise.
9434 * sched-ebb.c (earliest_block_with_similiar_load,
9435 add_deps_for_risky_insns): Likewise.
9436 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
9437 schedule_region): Likewise.
9438 * see.c (eq_descriptor_pre_extension,
9439 hash_descriptor_pre_extension, hash_del_pre_extension,
9440 eq_descriptor_properties, hash_descriptor_properties,
9441 hash_del_properties, see_seek_pre_extension_expr,
9442 see_initialize_data_structures, see_print_register_properties,
9443 see_print_pre_extension_expr, see_delete_merged_def_extension,
9444 see_delete_unmerged_def_extension, see_emit_use_extension,
9445 see_pre_delete_extension, see_map_extension, see_commit_changes,
9446 see_analyze_merged_def_local_prop,
9447 see_analyze_merged_def_local_prop,
9448 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
9449 see_set_prop_merged_def, see_set_prop_unmerged_def,
9450 see_set_prop_unmerged_use, see_print_one_extension,
9451 see_merge_one_use_extension, see_merge_one_def_extension,
9452 see_store_reference_and_extension, see_update_uses_relevancy,
9453 see_update_defs_relevancy): Likewise.
9454 * statistics.c (hash_statistics_hash, hash_statistics_eq,
9455 hash_statistics_free, curr_statistics_hash): Likewise.
9456 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
9457 expand_asm_operands, expand_return, case_bit_test_cmp,
9458 expand_case): Likewise.
9459 * stor-layout.c (start_record_layout): Likewise.
9460 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
9461 gt_pch_save_stringpool): Likewise.
9462 * tree-data-ref.c (hash_stmt_vertex_info,
9463 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
9464 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
9466 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
9469 * config/i386/i386.md : Change constraints of HImode and QImode
9470 immediate operands from "i" to "n". Change SImode "ni" constraint to
9471 "i" and SImode "rmi" constraint to "g". Remove all constraints
9472 from const0_operand and const1_operand predicated operands.
9473 (i): Change QImode and HImode attribute from "i" to "n".
9474 (*subqi_2): Change HImode operands to QImode.
9477 2008-06-25 Olivier Hainque <hainque@adacore.com>
9479 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
9482 2008-06-25 Richard Guenther <rguenther@suse.de>
9484 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
9485 not overflow the result type.
9487 2008-06-25 Richard Guenther <rguenther@suse.de>
9489 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
9490 (vn_lookup): Likewise.
9492 2008-06-25 Richard Guenther <rguenther@suse.de>
9494 PR tree-optimization/35518
9495 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
9496 * tree-sra.c (instantiate_element): Use fold_build3 to build
9498 (try_instantiate_multiple_fields): Likewise.
9500 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9502 * config/rs6000/rs6000.md: Change all string instruction's clobber to
9505 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9507 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
9508 use_backchain_to_restore_sp to true
9509 if the offset of the link register save area would go over the 32k - 1
9510 offset limit of the load
9513 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
9515 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
9516 anchor for the type-punning blurb. Cross-reference "Structures
9517 unions enumerations and bit-fields implementation". Provide a
9518 cast-through-pointer example. Make final sentence self-contained.
9519 * doc/implement-c.texi (Structures unions enumerations and
9520 bit-fields implementation): Cross-reference the type-punning blurb
9521 in the -fstrict-aliasing documentation.
9523 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9526 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
9527 the memory instead of the memory itself for the save area.
9529 2008-06-24 Olivier Hainque <hainque@adacore.com>
9530 Nicolas Roche <roche@adacore.com>
9532 * gengtype.c (srcdir_len): size_t instead of int.
9533 (get_file_realbasename): New function. For F a filename, the real
9534 basename of F, with all the path components stripped.
9535 (get_file_srcdir_relative_path): New function. For F a filename, the
9536 relative path to F from $(srcdir).
9537 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
9538 get_file_realbasename. Adjust the head comment.
9539 (get_prefix_langdir_index): New function. For F a filename, return the
9540 lang_dir_names[] relative index of the language directory that is
9542 (get_file_langdir): For F a filename, return the name of the language
9543 directory where F is located.
9544 (get_file_gtfilename): New function. The gt- output file name for an
9546 (get_output_file_with_visibility): Replace in-line computations with
9547 uses of get_file_gtfilename and get_prefix_langdir_index.
9548 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
9550 2008-06-24 Jakub Jelinek <jakub@redhat.com>
9552 PR tree-optimization/36504
9553 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
9554 references without base address.
9556 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9559 * calls.c (expand_call): Increase alignment for recursive functions.
9561 2008-06-23 Anatoly Sokolov <aesok@post.ru>
9563 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
9564 (TARGET_FUNCTION_VALUE): New define.
9565 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
9566 * config/avr/avr.h (FUNCTION_VALUE): Remove.
9568 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9570 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
9571 (fmod<mode>3): Ditto.
9572 (remainderxf3): Ditto.
9573 (remainder<mode>3): Ditto.
9575 2008-06-23 Jakub Jelinek <jakub@redhat.com>
9578 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
9579 REG is a hard register.
9581 PR tree-optimization/36508
9582 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
9583 499, don't check it at all in release compilers.
9585 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9587 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
9588 together with SSE_TARGET_MATH to disable insn pattern.
9589 (*fop_<MODEF:mode>_2_i387): Ditto.
9590 (*fop_<MODEF:mode>_3_i387): Ditto.
9592 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
9594 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
9596 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9599 * gimplify.c (gimplify_asm_expr): Check the return code of
9600 parse_output_constraint call, set function return and is_inout
9603 2008-06-22 Ian Lance Taylor <iant@google.com>
9605 * c-lex.c (narrowest_unsigned_type): Change itk to int.
9606 (narrowest_signed_type): Likewise.
9607 * c-typeck.c (c_common_type): Change local variable mclass to enum
9609 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
9610 tcc_comparison, not the tree code itself.
9611 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
9612 (c_expand_expr): Cast modifier to enum expand_modifier.
9613 * c-common.h (C_RID_CODE): Add casts.
9614 (C_SET_RID_CODE): Define.
9615 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
9616 (c_lex_one_token): Add cast to avoid warning.
9617 (c_parser_objc_type_name): Rename local typename to type_name.
9618 (check_no_duplicate_clause): Change code parameter to enum
9620 (c_parser_omp_var_list_parens): Change kind parameter to enum
9622 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
9623 c_parser_omp_list_var_parens.
9624 (c_parser_omp_threadprivate): Likewise.
9625 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
9626 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
9627 * c-format.c (NO_FMT): Define.
9628 (printf_length_specs): Use NO_FMT.
9629 (asm_fprintf_length_specs): Likewise.
9630 (gcc_diag_length_specs): Likewise.
9631 (scanf_length_specs): Likewise.
9632 (strfmon_length_specs): Likewise.
9633 (gcc_gfc_length_specs): Likewise.
9634 (printf_flag_specs): Change 0 to STD_C89.
9635 (asm_fprintf_flag_specs): Likewise.
9636 (gcc_diag_flag_specs): Likewise.
9637 (gcc_cxxdiag_flag_specs): Likewise.
9638 (scanf_flag_specs): Likewise.
9639 (strftime_flag_specs): Likewise.
9640 (strfmon_flag_specs): Likewise.
9641 (print_char_table): Likewise.
9642 (asm_fprintf_char_table): Likewise.
9643 (gcc_diag_char_table): Likewise.
9644 (gcc_tdiag_char_table): Likewise.
9645 (gcc_cdiag_char_table): Likewise.
9646 (gcc_cxxdiag_char_table): Likewise.
9647 (gcc_gfc_char_table): Likewise.
9648 (scan_char_table): Likewise.
9649 (time_char_table): Likewis.
9650 (monetary_char_table): Likewise.
9651 * c-format.h (BADLEN): Likewise.
9653 2008-06-21 Ian Lance Taylor <iant@google.com>
9655 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
9656 Define END_OF_BASE_TREE_CODES around inclusion.
9657 * tree.c (tree_code_type): New global array.
9658 (tree_code_length, tree_code_name): Likewise.
9659 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
9661 (all-tree.def, s-alltree): New targets.
9662 (gencheck.h, s-gencheck): Remove.
9663 (tree.o): Depend upon all-tree.def.
9664 (build/gencheck.o): Remove gencheck.h dependency.
9665 (mostlyclean): Don't remove gencheck.h.
9666 * c-common.h (enum c_tree_code): Remove.
9667 * c-lang.c (tree_code_type): Remove.
9668 (tree_code_length, tree_code_name): Remove.
9669 * gencheck.c (tree_codes): Include all-tree.def, rather than
9670 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
9672 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
9674 * cp/cp-tree.h (enum cplus_tree_code): Remove.
9675 (operator_name_info): Size to MAX_TREE_CODES.
9676 (assignment_operator_name_info): Likewise.
9677 * cp/cp-lang.c (tree_code_type): Remove.
9678 (tree_code_length, tree_code_name): Remove.
9679 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
9680 (assignment_operator_name_info): Likewise.
9681 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
9683 * cp/mangle.c (write_expression): Likewise.
9684 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
9685 * fortran/f95-lang.c (tree_code_type): Remove.
9686 (tree_code_length, tree_code_name): Remove.
9687 * java/java-tree.h (enum java_tree_code): Remove.
9688 * java/lang.c (tree_code_type): Remove.
9689 (tree_code_length, tree_code_name): Remove.
9690 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
9691 * objc/objc-act.h (enum objc_tree_code): Remove.
9692 * objc/objc-lang.c (tree_code_type): Remove.
9693 (tree_code_length, tree_code_name): Remove.
9694 * objcp/objcp-lang.c (tree_code_type): Remove.
9695 (tree_code_length, tree_code_name): Remove.
9696 * ada/ada-tree.h (enum gnat_tree_code): Remove.
9697 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
9698 * ada/misc.c (tree_code_type): Remove.
9699 (tree_code_length, tree_code_name): Remove.
9701 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
9703 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
9704 the grand_bitmap_obstack.
9706 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9708 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
9709 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
9710 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
9711 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
9712 move_stmt_r, new_label_mapper): Likewise.
9713 * tree-complex.c (cvc_lookup): Likewise.
9714 * tree-dfa.c (create_function_ann): Likewise.
9715 * tree-dump.c (dump_register): Likewise.
9716 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
9717 find_phi_replacement_condition): Likewise.
9718 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
9719 tree_function_versioning): Likewise.
9720 * tree-into-ssa.c (cmp_dfsnum): Likewise.
9721 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
9722 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
9723 get_nonlocal_debug_decl, convert_nonlocal_reference,
9724 convert_nonlocal_omp_clauses, get_local_debug_decl,
9725 convert_local_reference, convert_local_omp_clauses,
9726 convert_nl_goto_reference, convert_nl_goto_receiver,
9727 convert_tramp_reference, convert_call_expr): Likewise.
9728 * tree-outof-ssa.c (contains_tree_r): Likewise.
9729 * tree-parloops.c (reduction_phi, initialize_reductions,
9730 eliminate_local_variables_1, add_field_for_reduction,
9731 add_field_for_name, create_phi_for_local_result,
9732 create_call_for_reduction_1, create_loads_for_reductions,
9733 create_stores_for_reduction, create_loads_and_stores_for_name):
9735 * tree-phinodes.c (allocate_phi_node): Likewise.
9736 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
9737 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
9738 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
9739 * tree-ssa-coalesce.c (compare_pairs): Likewise.
9740 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
9741 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
9742 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
9743 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
9744 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
9745 vn_nary_op_insert): Likewise.
9746 * tree-ssa.c (redirect_edge_var_map_add,
9747 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
9748 * tree-vectorizer.c (vectorize_loops): Likewise.
9749 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
9750 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
9751 tree_cons_stat, build1_stat, build_variant_type_copy,
9752 decl_init_priority_lookup, decl_fini_priority_lookup,
9753 decl_priority_info, decl_restrict_base_lookup,
9754 decl_restrict_base_insert, decl_debug_expr_lookup,
9755 decl_debug_expr_insert, decl_value_expr_lookup,
9756 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
9757 type_hash_add, get_file_function_name, tree_check_failed,
9758 tree_not_check_failed, tree_range_check_failed,
9759 omp_clause_range_check_failed, build_omp_clause,
9760 build_vl_exp_stat): Likewise.
9761 * value-prof.c (gimple_histogram_value,
9762 gimple_duplicate_stmt_histograms): Likewise.
9763 * var-tracking.c (attrs_list_insert, attrs_list_copy,
9764 unshare_variable, variable_union_info_cmp_pos, variable_union,
9765 dataflow_set_different_1, dataflow_set_different_2,
9766 vt_find_locations, variable_was_changed, set_variable_part,
9767 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
9768 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
9769 section_entry_hash, object_block_entry_eq,
9770 object_block_entry_hash, create_block_symbol,
9771 initialize_cold_section_name, default_function_rodata_section,
9772 strip_reg_name, set_user_assembler_name, const_desc_eq,
9773 build_constant_desc, output_constant_def, lookup_constant_def,
9774 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
9775 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
9776 default_internal_label): Likewise.
9777 * varray.c (varray_init, varray_grow): Likewise.
9778 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
9780 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
9782 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
9783 operators for "test" insn. Macroize insn using SWI mode macro.
9784 (*jcc_fused_2): Ditto.
9785 (*jcc_fused_3): Macroize insn using SWI mode macro.
9786 (*jcc_fused_4): Ditto.
9788 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
9790 * tree-ssa-pre.c: Fix typo in comment.
9791 (init_antic, fini_antic): Add explicit funtions for
9792 initializing and deinitializing ANTIC and AVAIL sets.
9793 (create_expression_by_pieces): Fix typo in comment.
9794 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
9795 (execute_pre): Eventually dump details about ANTIC_IN.
9797 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9799 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
9800 * gcc.c (translate_options, init_spec, store_arg, read_specs,
9801 add_to_obstack, file_at_path, find_a_file, execute,
9802 add_preprocessor_option, add_assembler_option, add_linker_option,
9803 process_command, insert_wrapper, do_option_spec, do_self_spec,
9804 spec_path, do_spec_1, is_directory, main, used_arg,
9805 getenv_spec_function): Likewise.
9806 * tlink.c (symbol_hash_lookup, file_hash_lookup,
9807 demangled_hash_lookup, symbol_push, file_push, frob_extension):
9810 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9812 * doc/rtl.texi: Updated subreg section.
9814 2008-06-19 Jakub Jelinek <jakub@redhat.com>
9817 * cgraphunit.c (cgraph_process_new_functions): Don't clear
9818 node->needed and node->reachable.
9819 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
9820 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
9821 (expand_task_call): Don't call expand_task_copyfn.
9822 (expand_task_copyfn): Renamed to...
9823 (finalize_task_copyfn): ... this.
9825 2008-06-19 Jan Hubicka <jh@suse.cz>
9827 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
9828 clobbering framepointer.
9830 2008-06-19 Jan Hubicka <jh@suse.cz>
9832 * tree-optimize.c (execute_early_local_optimizations): Set
9833 cgraph_state only at first invocation.
9835 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9837 * system.h (-Wc++-compat): Activate as a warning, no an error.
9839 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9841 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
9842 instead of "#" in insn asm template.
9843 (*jcc_fused_2): Ditto.
9845 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9847 * config/i386/i386.h (ix86_tune_indices)
9848 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
9849 (TARGET_FUSE_CMP_AND_BRANCH): New define.
9850 * config/i386/i386.md (*jcc_fused_1): New insn pattern
9851 (*jcc_fused_2): Ditto.
9852 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
9853 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
9854 (print operand): Handle 'E' and 'e' code.
9856 2008-06-19 Anatoly Sokolov <aesok@post.ru>
9858 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
9859 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9860 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9862 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
9864 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
9866 (cgraph_expand_function): Use local copy of decl.
9867 (cgraph_expand_all_functions): Remove redundant initialization of
9869 (cgraph_optimize): Reword internal_error message.
9871 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
9873 * arm-protos.h (arm_return_in_memory): Remove public
9874 arm_return_in_memory() prototype.
9875 * arm.c (arm_return_in_memory): Add static prototype, add target
9876 hook macro, change definition and comments.
9877 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
9879 2008-06-19 Ben Elliston <bje@au.ibm.com>
9881 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
9882 real.c: Remove references to IEEE 754R.
9883 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
9884 * doc/libgcc.texi (Decimal float library routines): Likewise.
9886 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9888 * targhooks.h (struct gcc_target): New member unwind_word_mode.
9889 (default_unwind_word_mode): Add prototype.
9890 * targhooks.c (default_unwind_word_mode): New function.
9891 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
9892 instead of word_mode.
9893 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
9894 (TARGET_INITIALIZER): Use it.
9896 * c-common.c (handle_mode_attribute): Support "unwind_word"
9898 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
9900 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
9901 word_mode to access SjLj_Function_Context member "data".
9902 (sjlj_emit_dispatch_table): Likewise. Also, perform type
9903 conversion from targetm.eh_return_filter_mode () to
9904 targetm.unwind_word_mode () if they differ.
9906 * builtin-types.def (BT_UNWINDWORD): New primitive type.
9907 (BT_FN_UNWINDWORD_PTR): New function type.
9908 (BT_FN_WORD_PTR): Remove.
9909 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
9910 * except.c (expand_builtin_extend_pointer): Convert pointer to
9911 targetm.unwind_word_mode () instead of word_mode.
9913 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
9914 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
9915 (spu_unwind_word_mode): New function.
9916 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
9917 (TARGET_UNWIND_WORD_MODE): Define.
9918 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
9920 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9922 * config/spu/spu.c (reg_align): Remove.
9923 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
9924 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
9925 (spu_split_store): Likewise.
9927 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
9929 * gcc/tree-vn.c: Fix typo in comment.
9931 2008-06-18 Jan Hubicka <jh@suse.cz>
9933 * cgraphunit.c (cgraph_optimize): Output debug info when doing
9934 toplevel reorder too.
9936 2008-06-18 Jan Hubicka <jh@suse.cz>
9938 * c-opts.c (c_common_post_options): PCH is not compatible with
9940 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
9941 -fno-toplevel-reorder by default now.
9943 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9945 PR documentation/30739
9946 * doc/install.texi (Prerequisites): Document dependency on awk.
9948 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
9949 Ian Lance Taylor <iant@google.com>
9951 PR rtl-optimization/35604
9952 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
9953 only want to change jump destinations, not eventual label comparisons.
9955 2008-06-16 Jan Hubicka <jh@suse.cz>
9957 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
9959 (cgraph_analyze_function): Likewise.
9961 2008-06-16 Jan Hubicka <jh@suse.cz>
9963 * cgraph.h (cgraph_mark_if_needed): New function.
9964 * cgraphunit.c (cgraph_mark_if_needed): New function.
9965 * c-decl.c (duplicate_decl): Use it.
9967 2008-06-16 Jan Hubicka <jh@suse.cz>
9969 * cgraph.c (cgraph_add_new_function): When in expansion state, do
9972 2008-06-16 Jan Hubicka <jh@suse.cz>
9974 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
9976 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
9977 Kazu Hirata <kazu@codesourcery.com>
9978 Maxim Kuvyrkov <maxim@codesourcery.com
9980 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
9981 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
9982 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
9983 EXTRA_SPEC_FUNCTIONS.
9984 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
9985 (DRIVER_SELF_SPECS): Adjust.
9986 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
9987 * config/mips/st.h, config/mips/t-st: New.
9988 * config/mips/driver-native.c, config/mips/x-native: New.
9989 * doc/invoke.texi (MIPS): Document 'native' value for -march and
9992 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9994 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
9996 (ISA_HAS_FP_CONDMOVE): New macro.
9997 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
9998 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
9999 (ISA_HAS_NMADD3_NMSUB3): New macro.
10000 * config/mips/mips.c (mips_rtx_costs): Update.
10001 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
10002 compiling for ST Loongson 2E/2F.
10003 (madd<mode>): Rename to madd4<mode>. Update.
10004 (madd3<mode>): New pattern.
10005 (msub<mode>): Rename to msub4<mode>. Update.
10006 (msub3<mode>): New pattern.
10007 (nmadd<mode>): Rename to nmadd4<mode>. Update.
10008 (nmadd3<mode>): New pattern.
10009 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
10010 (nmadd3<mode>_fastmath): New pattern.
10011 (nmsub<mode>): Rename to nmsub4<mode>. Update.
10012 (nmsub3<mode>): New pattern.
10013 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
10014 (nmsub3<mode>_fastmath): New pattern.
10015 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
10017 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
10019 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
10020 (DF_REF_INSN_INFO): New.
10021 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
10022 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
10023 with a NULL DF_REF_INSN_INFO.
10024 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
10026 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
10027 DF_INSN_INFO_EQ_USES): New.
10028 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
10029 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
10030 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
10031 * df-core.c: Update comment for above changes.
10032 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
10033 DF_INSN_UID_* macros.
10034 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
10035 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
10036 insn rtx. Update all callers.
10037 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
10038 df_ref_create_structure, df_insn_refs_collect): Likewise.
10039 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
10040 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
10041 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
10042 macros to access the insn refs.
10043 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
10044 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
10045 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
10046 for accessing the refs.
10047 (try_fwprop_subst): Likewise.
10048 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
10049 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
10050 for accessing the refs.
10051 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
10052 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
10053 to look at the insn refs.
10054 (record_uses): Likewise.
10055 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
10057 (mark_artificial_uses): Don't mark_insn for artificial refs.
10058 (mark_reg_rependencies): Likewise.
10060 * doc/rtl.texi: Remove documentation of ADDRESSOF.
10062 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10064 * configure: Regenerate.
10066 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10068 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
10069 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10070 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10072 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10074 * config/avr/avr.c (avr_mcu_t): Add attiny167.
10075 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10076 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10078 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10080 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
10081 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10082 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10084 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10086 * tree-ssa-sccvn.c: Fix format of comments.
10088 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10090 * cgraph.c: Remove unneeded forward declarations of eq_node()
10093 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
10095 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
10097 (see_update_relevancy): Likewise.
10098 * fwprop.c (try_fwprop_subst): Likewise.
10099 * rtlanal.c (noop_move_p): Likewise.
10100 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
10101 notes to non-existing libcall blocks.
10102 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
10104 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
10105 (dead_libcall_p): Remove.
10106 (delete_trivially_dead_insns): Don't use it.
10107 * web.c (union_defs): Remove comment about keeping nops.
10108 * gcse.c (hash_scan_insn): Don't take libcall pointers.
10109 (compute_hash_table_work): Don't track libcall notes.
10110 (do_local_cprop): Don't take libcall pointers. Don't update
10112 (adjust_libcall_notes): Deleted.
10113 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
10114 ever have existed in the first place).
10115 (replace_store_insn): Don't try to remove libcall notes.
10116 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
10117 (resolve_reg_notes): Don't call them.
10118 (resolve_simple_move): Likewise.
10119 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
10120 Don't remove REG_RETVAL notes.
10121 * emit-rtl.c (try_split): Don't update libcall notes.
10122 (emit_copy_of_insn_after): Dito.
10123 * cselib.c (cselib_current_insn_in_libcall): Remove.
10124 (cselib_process_insn): Don't set/clear it.
10125 (new_elt_loc_list): Don't record it.
10126 (cselib_init): Don't initialize it.
10127 * cselib.c (struct elt_loc_list): Remove in_libcall field.
10128 * loop-invariant.c (find_invariant_insn): Don't look for libcall
10130 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
10131 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
10132 (init_deps): Don't initialize it.
10133 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
10134 * combine.c (delete_noop_moves): Don't update libcall notes.
10135 (can_combine_p): Remove now pointless #if 0 block.
10136 (try_combine): Remove another obsolete #if 0 block.
10137 (distribute_notes): Don't distribute libcall notes.
10138 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
10139 * dce.c (libcall_dead_p): Remove.
10140 (delete_unmarked_insns): Don't handle libcall blocks.
10141 (preserve_libcall_for_dce): Remove.
10142 (prescan_insns_for_dce): Don't special-case libcall block insns.
10143 * reload1 (reload): Don't handle libcall notes.
10144 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
10147 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10149 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
10150 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10151 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10153 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10155 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
10156 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10157 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10159 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10161 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
10163 2008-06-16 Ira Rosen <irar@il.ibm.com>
10165 PR tree-optimization/36493
10166 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
10167 the arguments list. Use VECTYPE to create vector pointer.
10168 (vectorizable_store): Fail if accesses through a pointer to vectype
10169 do not alias the original memory reference operands.
10170 Call vect_create_data_ref_ptr without the removed argument.
10171 (vectorizable_load): Likewise.
10172 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
10175 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
10178 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
10179 reg_equiv_constant.
10181 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10183 * config/mips/loongson2ef.md: New file.
10184 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
10185 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
10186 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
10187 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
10188 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
10190 (loongson2ef.md): New include.
10191 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
10192 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
10193 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
10194 (loongson_gt_<mode>, loongson_extract_halfword)
10195 (loongson_insert_halfword_0, loongson_insert_halfword_2)
10196 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
10197 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
10198 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
10199 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
10200 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
10201 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
10202 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
10203 (vec_interleave_low<mode>): Define type attribute.
10204 * config/mips/mips.c (mips_ls2): New static variable.
10205 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
10206 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
10207 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
10208 Implement target scheduling hooks.
10209 (mips_multipass_dfa_lookahead): Update to handle tuning for
10211 (mips_sched_init): Initialize data for Loongson scheduling.
10212 (mips_ls2_variable_issue): New static function.
10213 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
10215 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
10216 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
10217 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
10218 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
10219 Handle ST Loongson 2E/2F cores.
10220 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
10222 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10224 * omp-low.c (extract_omp_for_data): Fix comment typo.
10227 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10229 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
10230 FIXME note about gcc/config.guess.
10231 * doc/options.texi (Option file format): Remove non-ASCII bytes.
10232 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
10233 * doc/cppopts.texi: Likewise.
10234 * doc/extend.texi: Likewise.
10235 * doc/gcc.texi: Likewise.
10236 * doc/gccint.texi: Likewise.
10237 * doc/gcov.texi: Likewise.
10238 * doc/gty.texi: Likewise.
10239 * doc/hostconfig.texi: Likewise.
10240 * doc/install.texi: Likewise.
10241 * doc/invoke.texi: Likewise.
10242 * doc/loop.texi: Likewise.
10243 * doc/makefile.texi: Likewise.
10244 * doc/md.texi: Likewise.
10245 * doc/passes.texi: Likewise.
10246 * doc/tm.texi: Likewise.
10247 * doc/tree-ssa.texi: Likewise.
10248 * doc/trouble.texi: Likewise.
10250 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
10251 Nathan Sidwell <nathan@codesourcery.com>
10252 Maxim Kuvyrkov <maxim@codesourcery.com>
10253 Richard Sandiford <rdsandiford@googlemail.com>
10255 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
10256 * config/mips/mips-protos.h (mips_expand_vector_init): New.
10257 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
10259 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
10260 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
10261 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
10263 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
10264 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
10265 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
10266 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
10267 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
10268 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
10269 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
10270 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
10271 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
10272 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
10273 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
10274 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
10275 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
10276 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
10277 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
10278 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
10279 (mips_builtins): Add Loongson builtins.
10280 (mips_loongson_2ef_bdesc): New.
10281 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
10282 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
10283 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
10284 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
10286 (mips_expand_vector_init): New.
10287 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
10288 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
10290 * config/mips/mips.md: Add unspec numbers for Loongson
10291 builtins. Include loongson.md.
10292 (MOVE64): Include Loongson vector modes.
10293 (SPLITF): Include Loongson vector modes.
10294 (HALFMODE): Handle Loongson vector modes.
10295 * config/mips/loongson.md: New.
10296 * config/mips/loongson.h: New.
10297 * config.gcc: Add loongson.h header for mips*-*-* targets.
10298 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
10300 2008-06-14 Joseph Myers <joseph@codesourcery.com>
10302 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
10303 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
10304 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
10305 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
10306 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
10307 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
10308 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
10309 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
10310 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
10311 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
10312 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
10313 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
10314 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
10315 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
10316 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
10317 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
10318 Remove use_fixproto=yes.
10319 (ia64*-*-hpux*): Remove comment about using fixproto.
10320 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
10322 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10324 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
10326 * configure: Regenerate.
10328 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
10330 PR middle-end/36520
10331 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
10332 before evaluating it.
10334 2008-06-13 Jakub Jelinek <jakub@redhat.com>
10337 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
10338 nested inline functions.
10339 (start_decl, start_function): Don't invert DECL_EXTERNAL
10340 for nested inline functions.
10342 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10344 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
10345 splits that must be made for correctness.
10347 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10349 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
10350 (AVAIL_NON_MIPS16): Likewise.
10351 (mips_builtin_description): Replace target_flags with a predicate.
10352 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
10353 (dspr2_32): New availability predicates.
10354 (MIPS_BUILTIN): New macro.
10355 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
10356 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
10357 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
10358 Replace the TARGET_FLAGS parameters with AVAIL parameters.
10359 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
10360 (mips_dsp_32only_bdesc): Merge into...
10361 (mips_builtins): ...this new array.
10362 (mips_bdesc_map, mips_bdesc_arrays): Delete.
10363 (mips_init_builtins): Update after above changes.
10364 (mips_expand_builtin_1): Merge into...
10365 (mips_expand_builtin): ...here and update after above changes.
10367 2008-06-12 Paul Brook <paul@codesourcery.com>
10369 * longlong.h (__arm__): Define count_leading_zeros.
10370 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
10371 (clzsi2, clzdi2): New functions.
10372 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
10373 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
10374 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
10375 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
10376 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
10377 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
10378 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
10379 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
10380 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
10381 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
10383 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
10385 * config/m68k/m68k.c (m68k_tune_flags): New.
10386 (override_options): Compute m68k_tune_flags.
10387 (MULL_COST, MULW_COST): Update for various variants of CFV2.
10388 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
10390 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10392 PR middle-end/36506
10393 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
10395 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10397 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
10398 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
10400 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10402 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
10403 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
10405 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10407 PR middle-end/36506
10408 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
10411 2008-06-12 Richard Guenther <rguenther@suse.de>
10413 PR tree-optimization/36345
10414 * tree-flow.h (struct ptr_info_def): Align escape_mask,
10415 add memory_tag_needed flag.
10416 (may_alias_p): Declare.
10417 * tree-ssa-alias.c (may_alias_p): Export.
10418 (set_initial_properties): Use memory_tag_needed flag.
10419 (update_reference_counts): Likewise.
10420 (reset_alias_info): Reset memory_tag_needed flag.
10421 (create_name_tags): Check memory_tag_needed flag.
10422 (dump_points_to_info_for): Dump it.
10423 * tree-ssa-structalias.c (struct variable_info): Remove
10424 directly_dereferenced flag.
10425 (new_var_info): Do not initialize it.
10426 (process_constraint_1): Do not set it.
10427 (update_alias_info): Set is_dereferenced flag.
10428 (set_uids_in_ptset): Use may_alias_p.
10429 (set_used_smts): Check memory_tag_needed flag.
10430 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
10431 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
10432 memory_tag_needed flag.
10433 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
10434 from broken design.
10436 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
10438 * config/i386/i386.c (ix86_compute_frame_layout): Disable
10439 red zone for w64 abi.
10440 (ix86_expand_prologue): Likewise.
10441 (ix86_force_to_memory): Likewise.
10442 (ix86_free_from_memory): Likewise.
10444 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
10447 * config/rs6000/rs6000.c (rs6000_override_options): Set
10448 rs6000_isel conditionally to the absence of comand line override.
10449 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10450 Remove duplicate rs6000_isel setting.
10451 * config/rs6000/eabispe.h: Ditto.
10453 2008-06-11 Richard Guenther <rguenther@suse.de>
10455 * alias.c (get_alias_set): Use the element alias-set for arrays.
10456 (record_component_aliases): For arrays and vectors do nothing.
10457 * c-common.c (strict_aliasing_warning): Handle the cases
10458 of alias set zero explicitly.
10459 * Makefile.in (dfp.o-warn): Add -Wno-error.
10461 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10463 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
10465 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
10466 tune_32 tune_64 to supported_defaults. Allow values not
10467 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
10468 x86_64. Do not override cpu_32 or cpu_64 values from target name.
10469 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
10470 with_cpu_64 to generic for 64-bit-supporting configurations, not
10471 with_cpu. Remove FIXMEs.
10472 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
10473 --with-arch-64, --with-tune-32, --with-tune-64): Document.
10474 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
10475 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
10476 arch_32 and arch_64.
10478 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
10479 Olivier Hainque <hainque@adacore.com>
10481 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
10482 Use DECL_SIZE_UNIT to retrieve the size of the field.
10484 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10486 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
10487 with function calls after declarations. Lay out
10488 neon_float_type_node before further use.
10490 2008-06-11 Richard Guenther <rguenther@suse.de>
10492 * tree-flow.h (may_point_to_global_var): Declare.
10493 * tree-ssa-alias.c (may_point_to_global_var): New function.
10494 * tree-ssa-sink.c (is_hidden_global_store): Use it.
10496 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
10498 * configure.ac: Teach that fido supports .debug_line.
10499 * configure: Regenerate.
10501 2008-06-10 Tom Tromey <tromey@redhat.com>
10503 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
10506 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10508 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
10509 (encode_decimal64, decode_decimal64, encode_decimal128,
10510 decode_decimal128): Reverse order of 32-bit parts of value if host
10511 and target endianness differ.
10513 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
10515 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
10516 Avoid division by 0.
10517 (tree_mod_pow2_value_transform): Likewise.
10518 (tree_ic_transform): Likewise.
10519 (tree_stringops_transform): Likewise.
10520 (tree_mod_subtract_transform): Likewise.
10521 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
10522 (copy_edges_for_bb): Likewise.
10523 (initialize_cfun): Likewise.
10525 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10527 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
10528 nonmemory_operand. Add "N" operand constraint.
10530 (*jcc_btdi_mask_rex64): New instruction and split pattern.
10531 (*jcc_btsi_mask): Ditto.
10532 (*jcc_btsi_mask_1): Ditto.
10534 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10536 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
10537 TYPE_CANONICAL for copied element type.
10539 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10542 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
10543 Add m_CORE2 and m_GENERIC.
10544 * config/i386/predicates.md (bt_comparison_operator): New predicate.
10545 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
10547 (*jcc_btdi_rex64): New instruction and split pattern.
10548 (*jcc_btsi): Ditto.
10549 (*jcc_btsi_1): Ditto.
10550 (*btsq): Fix Intel asm dialect operand order.
10554 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
10556 PR middle-end/36447
10557 * simplify-rtx.c (simplify_subreg): Add check for shift count
10560 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
10562 * doc/md.texi: Synchronize with later constraints.md change.
10563 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
10564 with a C implementation.
10565 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
10567 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
10568 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
10569 when moving to and from MD_REGNUM.
10570 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
10571 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
10572 Handle byte and halfword moves.
10573 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
10575 * config/mips/constraints.md (h): Turn into NO_REGS.
10576 (l, x): Update documentation.
10577 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
10578 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
10579 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
10580 (HILO): New mode iterator.
10582 (any_div): New code iterator.
10583 (u): Extend code attribute to div and udiv.
10584 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
10585 d_operand in the splitters. Remove redundant CONST_INT checks.
10586 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
10587 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
10588 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
10589 accordingly, using normal moves instead of unspecs to move LO into
10590 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
10591 (<u>mulsidi3): Handle expansion in C code.
10592 (<u>mulsidi3_32bit_internal): Rename to...
10593 (<u>mulsidi3_32bit): ...this.
10594 (<u>mulsidi3_32bit_r4000): Fix insn separator.
10595 (*<u>mulsidi3_64bit): Rename to...
10596 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
10597 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
10598 to set LO and HI to the multiplication result. Use a normal move
10599 for MFLO and an unspec for MFHI.
10600 (*<u>mulsidi3_64bit_parts): Replace with...
10601 (<u>mulsidi3_64bit_hilo): ...this new instruction.
10602 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
10603 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
10604 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
10605 instead of HI. Split the instruction into a separate multiplication
10606 and MFHI if !TARGET_FIX_R4000.
10607 (<su>muldi3_highpart): Likewise.
10608 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
10609 and the "=h" clobber.
10610 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
10611 (<u>mulditi3): New expander.
10612 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
10613 (madsi): Remove "=h" clobber.
10614 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
10615 Force the modulus result to be a GPR and split the instruction into
10616 a division followed by an MFHI after reload.
10617 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
10618 (*lea_high64): Use d_operand in the define_peephole2. Likewise
10619 the MIPS16 HIGH define_split.
10620 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
10621 of acc<->gpr moves to "multi".
10622 (*movdi_64bit): Replace the single "x" alternative with
10623 alternatives for moving into and out of "a".
10624 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
10625 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
10626 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
10627 Use d_operand in the splitters. Remove redundant CONST_INT checks.
10628 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
10629 (movti): New expander.
10630 (*movti, *movti_mips16): New insns.
10631 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
10632 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
10633 (mthi<GPR:mode>_<HILO:mode>): Likewise.
10634 * config/mips/predicates.md (fpr_operand): Delete.
10635 (d_operand): New predicate.
10637 2008-06-09 Michael Meissner <michael.meissner@amd.com>
10639 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
10640 failure on some Bourne shells.
10641 (x86_64-*-*): Ditto.
10643 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
10645 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
10647 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
10649 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
10650 (sparc-sun-solaris2*): Likewise.
10652 2008-06-09 Arnaud Charlet <charlet@adacore.com
10654 * doc/install.texi: Update requirements to build the Ada compiler.
10656 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
10658 * df-scan.c (struct df_scan_problem_data): Remove the
10659 mw_link_pool alloc pool.
10660 (df_scan_free_internal): Don't free it.
10661 (df_scan_alloc): Don't allocate it.
10662 * df.h (struct df_link): Update comment.
10664 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
10666 * except.h: Correct checks for when SJLJ exceptions must be used.
10668 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10670 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
10673 2008-06-08 Joseph Myers <joseph@codesourcery.com>
10675 PR tree-optimization/36218
10676 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
10677 configure for the build system.
10678 (BUILD_LDFLAGS): Define.
10679 * configure: Regenerate.
10680 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
10682 2008-07-08 Anatoly Sokolov <aesok@post.ru>
10685 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
10686 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
10687 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
10689 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
10691 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
10693 2008-06-07 Joseph Myers <joseph@codesourcery.com>
10695 * config.gcc (Obsolete configurations): Remove list of
10697 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
10698 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
10699 targets matched by those patterns.
10700 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
10701 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
10702 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
10703 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
10704 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10705 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
10706 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
10707 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
10708 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
10709 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
10710 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
10711 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
10712 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
10713 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
10714 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
10715 Make code for Solaris 7 and greater unconditional for Solaris.
10716 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
10717 Remove --with-* handling.
10718 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
10719 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
10720 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
10721 LINK_OS_WINDISS_SPEC): Remove.
10722 * config/rs6000/sysv4.opt (mwindiss): Remove.
10723 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
10724 * configure: Regenerate.
10725 * doc/cpp.texi: Don't mention BeOS.
10726 * doc/extend.texi (interrupt): Don't mention MS1.
10727 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
10728 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
10729 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
10730 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
10731 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
10733 * doc/invoke.texi (MT Options): Remove.
10734 (-mwindiss): Remove.
10735 (CRIS Options): Remove cris-axis-aout references.
10736 (HPPA Options): Don't mention hppa1.1-*-pro.
10737 * doc/md.texi: (MorphoTech family): Remove.
10738 * libgcc2.c: Don't handle UWIN.
10739 * config/alpha/t-unicosmk: Remove.
10740 * config/alpha/unicosmk.h: Remove.
10741 * config/arm/kaos-arm.h: Remove.
10742 * config/arm/kaos-strongarm.h: Remove.
10743 * config/arm/strongarm-coff.h: Remove.
10744 * config/arm/strongarm-elf.h: Remove.
10745 * config/arm/strongarm-pe.h: Remove.
10746 * config/arm/t-strongarm-pe: Remove.
10747 * config/arm/t-xscale-coff: Remove.
10748 * config/arm/t-xscale-elf: Remove.
10749 * config/arm/xscale-coff.h: Remove.
10750 * config/arm/xscale-elf.h: Remove.
10751 * config/chorus.h: Remove.
10752 * config/cris/aout.h: Remove.
10753 * config/cris/aout.opt: Remove.
10754 * config/cris/t-aout: Remove.
10755 * config/i386/beos-elf.h: Remove.
10756 * config/i386/kaos-i386.h: Remove.
10757 * config/i386/ptx4-i.h: Remove.
10758 * config/i386/sco5.h: Remove.
10759 * config/i386/sco5.opt: Remove.
10760 * config/i386/sysv4-cpp.h: Remove.
10761 * config/i386/sysv5.h: Remove.
10762 * config/i386/t-beos: Remove.
10763 * config/i386/t-sco5: Remove.
10764 * config/i386/t-uwin: Remove.
10765 * config/i386/uwin.asm: Remove.
10766 * config/i386/uwin.h: Remove.
10767 * config/kaos.h: Remove.
10768 * config/mips/windiss.h: Remove.
10769 * config/mt: Remove directory.
10770 * config/pa/pa-osf.h: Remove.
10771 * config/pa/pa-pro-end.h: Remove.
10772 * config/pa/t-pro: Remove.
10773 * config/ptx4.h: Remove.
10774 * config/rs6000/beos.h: Remove.
10775 * config/rs6000/kaos-ppc.h: Remove.
10776 * config/rs6000/t-beos: Remove.
10777 * config/rs6000/windiss.h: Remove.
10778 * config/sh/kaos-sh.h: Remove.
10779 * config/sol2-6.h: Remove.
10780 * config/sparc/sol26-sld.h: Remove.
10781 * config/sparc/sysv4-only.h: Remove.
10782 * config/vax/bsd.h: Remove.
10783 * config/vax/t-memfuncs: Remove.
10784 * config/vax/ultrix.h: Remove.
10785 * config/vax/vaxv.h: Remove.
10786 * config/windiss.h: Remove.
10788 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10790 PR rtl-optimization/36438
10791 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
10792 for vector shifts with constant scalar shift operands.
10794 2008-06-06 Sandip Matte <sandip@rmicorp.com>
10796 * doc/invoke.texi: Document -march=xlr.
10797 * config/mips/xlr.md: New file.
10798 * config/mips/mips.md: Include it.
10800 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
10801 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
10802 (mips_rtx_cost_data): Likewise.
10804 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
10806 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
10807 PRE_INC and PRE_DEC cases.
10809 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10811 PR rtl-optimization/36419
10812 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
10813 the emitting jump insn.
10816 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
10817 is not bool, boolify the whole *expr_p and convert to the desired type.
10819 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10821 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
10822 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
10823 Add omp_private_outer_ref hook, add another argument to
10824 omp_clause_default_ctor hook.
10825 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
10826 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
10827 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
10828 hook_tree_tree_tree_tree_null.
10829 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
10830 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
10831 * hooks.c (hook_tree_tree_tree_tree_null): New function.
10832 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
10833 * tree.def (OMP_TASK): New tree code.
10834 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
10835 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
10836 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
10837 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
10838 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
10839 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
10840 OMP_CLAUSE_COLLAPSE_EXPR): Define.
10841 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10842 (OMP_DIRECTIVE_P): Add OMP_TASK.
10843 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
10844 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
10845 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
10846 and OMP_CLAUSE_UNTIED entries.
10847 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
10849 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10850 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
10851 * tree-pretty-print.c (dump_omp_clause): Handle
10852 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
10853 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10854 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
10855 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
10856 warning about unsigned iterators. Change decl/init/cond/incr
10857 arguments to TREE_VECs, check arguments for all collapsed loops.
10858 (c_finish_omp_taskwait): New function.
10859 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
10861 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
10862 default_function_array_conversion on init. Add par_clauses argument.
10863 If decl is present in parallel's lastprivate clause, change it to
10864 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
10865 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
10866 collapse count in clauses.
10867 (c_parser_omp_for, c_parser_omp_parallel): Adjust
10868 c_parser_omp_for_loop callers.
10869 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
10870 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
10871 (c_parser_omp_clause_name): Handle collapse and untied clauses.
10872 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
10874 (c_parser_omp_clause_schedule): Handle schedule(auto).
10875 Include correct location in the error message.
10876 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
10877 and PRAGMA_OMP_CLAUSE_UNTIED.
10878 (OMP_TASK_CLAUSE_MASK): Define.
10879 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
10880 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
10881 * tree-nested.c (convert_nonlocal_omp_clauses,
10882 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
10883 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
10884 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10885 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
10887 (conver_nonlocal_reference, convert_local_reference,
10888 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
10889 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
10890 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
10891 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
10892 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
10893 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
10894 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
10895 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
10896 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10898 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
10899 * c-common.h (c_finish_omp_taskwait): New prototype.
10900 * gimple-low.c (lower_stmt): Handle OMP_TASK.
10901 * tree-parloops.c (create_parallel_loop): Create 1 entry
10902 vectors for OMP_FOR_{INIT,COND,INCR}.
10903 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10904 (make_edges): Handle OMP_TASK.
10905 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
10906 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10907 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
10908 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
10909 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
10910 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10911 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10912 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
10913 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
10914 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
10915 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
10916 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
10917 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
10918 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
10919 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
10920 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
10921 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
10922 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
10923 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
10924 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
10925 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
10926 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
10927 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
10928 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
10929 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
10930 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
10931 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
10932 original iterator is present in lastprivate clause or if
10933 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
10934 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10935 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
10936 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
10937 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
10938 if it is set, lookup var in outer contexts too. Handle
10939 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
10940 to be implicitly determined firstprivate for task regions.
10941 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
10942 if it is set, lookup var in outer contexts too. Set
10943 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
10944 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
10945 OMP_CLAUSE_UNTIED. Take region_type as last argument
10946 instead of in_parallel and in_combined_parallel.
10947 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
10949 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
10950 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
10951 (new_omp_context): Set default_kind to
10952 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
10953 (omp_region_type): New enum.
10954 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
10955 fields, add region_type.
10956 (new_omp_context): Take region_type as argument instead of is_parallel
10957 and is_combined_parallel.
10958 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
10959 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
10960 ctx->is_combined_parallel checks.
10961 (gimplify_omp_task): New function.
10962 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10964 * omp-low.c (extract_omp_for_data): Use schedule(static)
10965 for schedule(auto). Handle pointer and unsigned iterators.
10966 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
10967 Add loops argument. Extract data for collapsed OMP_FOR loops.
10968 (expand_parallel_call): Assert sched_kind isn't auto,
10969 map runtime schedule to index 3.
10970 (struct omp_for_data_loop): New type.
10971 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
10972 Add loop, loops, collapse and iter_type fields.
10973 (workshare_safe_to_combine_p): Disallow combined for if
10974 iter_type is unsigned long long. Don't combine collapse > 1 loops
10975 unless all bounds and steps are constant. Adjust extract_omp_for_data
10977 (expand_omp_for_generic): Handle pointer, unsigned and long long
10978 iterators. Handle collapsed OMP_FOR loops. Adjust
10979 for struct omp_for_data changes. If libgomp function doesn't return
10980 boolean_type_node, add comparison of the return value with 0.
10981 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
10982 pointer, unsigned and long long iterators. Adjust for struct
10983 omp_for_data changes.
10984 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
10985 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
10986 unsigned long long. Allocate loops array, pass it to
10987 extract_omp_for_data. For collapse > 1 loops use always
10988 expand_omp_for_generic.
10989 (omp_context): Add sfield_map and srecord_type fields.
10990 (is_task_ctx, lookup_sfield): New functions.
10991 (use_pointer_for_field): Use is_task_ctx helper. Change first
10992 argument's type from const_tree to tree. Clarify comment.
10993 In OMP_TASK disallow copy-in/out sharing.
10994 (build_sender_ref): Call lookup_sfield instead of lookup_field.
10995 (install_var_field): Add mask argument. Populate both record_type
10996 and srecord_type if needed.
10997 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
10999 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
11000 and DECL_FIELD_OFFSET.
11001 (scan_sharing_clauses): Adjust install_var_field callers. For
11002 firstprivate clauses on explicit tasks allocate the var by value in
11003 record_type unconditionally, rather than by reference.
11004 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
11005 Use is_taskreg_ctx instead of is_parallel_ctx.
11006 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11007 (create_omp_child_function_name): Add task_copy argument, use
11008 *_omp_cpyfn* names if it is true.
11009 (create_omp_child_function): Add task_copy argument, if true create
11010 *_omp_cpyfn* helper function.
11011 (scan_omp_parallel): Adjust create_omp_child_function callers.
11012 Rename parallel_nesting_level to taskreg_nesting_level.
11013 (scan_omp_task): New function.
11014 (lower_rec_input_clauses): Don't run constructors for firstprivate
11015 explicit task vars which are initialized by *_omp_cpyfn*.
11016 Pass outer var ref to omp_clause_default_ctor hook if
11017 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
11018 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
11019 OMP_CLAUSE_REDUCTION_INIT.
11020 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
11021 avoid duplicate setting of fields. Handle
11022 OMP_CLAUSE_PRIVATE_OUTER_REF.
11023 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
11024 copy-out if TREE_READONLY, only copy-in.
11025 (expand_task_copyfn): New function.
11026 (expand_task_call): New function.
11027 (struct omp_taskcopy_context): New type.
11028 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
11030 (lower_omp_parallel): Rename to...
11031 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
11032 Call create_task_copyfn if srecord_type is needed. Adjust
11034 (task_shared_vars): New variable.
11035 (check_omp_nesting_restrictions): Warn if work-sharing,
11036 barrier, master or ordered region is closely nested inside OMP_TASK.
11037 Add warnings for barrier if closely nested inside of work-sharing,
11038 ordered, or master region.
11039 (scan_omp_1): Call check_omp_nesting_restrictions even for
11040 GOMP_barrier calls. Rename parallel_nesting_level to
11041 taskreg_nesting_level. Handle OMP_TASK.
11042 (lower_lastprivate_clauses): Even if some lastprivate is found on a
11043 work-sharing construct, continue looking for them on parent parallel
11045 (lower_omp_for_lastprivate): Add lastprivate clauses
11046 to the beginning of dlist rather than end. Adjust for struct
11047 omp_for_data changes.
11048 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
11049 not after it. Handle collapsed OMP_FOR loops, adjust for
11050 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
11051 (get_ws_args_for): Adjust extract_omp_for_data caller.
11052 (scan_omp_for): Handle collapsed OMP_FOR
11053 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11054 (lower_omp_single_simple): If libgomp function doesn't return
11055 boolean_type_node, add comparison of the return value with 0.
11056 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
11057 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
11058 (parallel_nesting_level): Rename to...
11059 (taskreg_nesting_level): ... this.
11060 (is_taskreg_ctx): New function.
11061 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
11062 of is_parallel_ctx.
11063 (execute_lower_omp): Rename parallel_nesting_level to
11064 taskreg_nesting_level.
11065 (expand_omp_parallel): Rename to...
11066 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
11067 Call omp_task_call for OMP_TASK regions.
11068 (expand_omp): Adjust caller, handle OMP_TASK.
11069 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
11071 * bitmap.c (bitmap_default_obstack_depth): New variable.
11072 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
11073 if argument is NULL and bitmap_default_obstack is already initialized.
11074 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
11076 * matrix-reorg.c (matrix_reorg): Likewise.
11078 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
11080 * config/i386/i386.md (*indirect_jump): Macroize using P
11081 mode iterator. Remove !TARGET_64BIT from insn constraints.
11082 (*tablejump_1): Ditto.
11083 (*indirect_jump_rex64): Remove insn pattern.
11084 (*tablejump_1_rex64): Ditto.
11085 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
11086 and eh_return_si insn patterns.
11088 2008-06-06 Richard Guenther <rguenther@suse.de>
11090 * tree-ssa-structalias.c (merge_smts_into): Remove.
11091 (find_what_p_points_to): Do not bother to compute the
11092 points-to set for pt_anything pointers.
11093 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
11094 for pt_anything pointers is ok.
11096 2008-06-06 Jan Hubicka <jh@suse.cz>
11098 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
11100 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11102 * cgraph.c: Fix typos in comments.
11103 (cgraph_availability_names): Fix string typo.
11104 * fold-const.c: Fix typos in comments.
11105 (fold_binary): Fix typo in warning.
11106 * genautomata.c: Fix typos in comments.
11107 (check_presence_pattern_sets): Fix typo in local variable.
11108 (output_description): Fix typo in output.
11109 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
11110 * hwint.h: Likewise.
11111 * matrix-reorg.c (check_allocation_function): Likewise.
11112 * omega.c (smooth_weird_equations): Likewise.
11113 * auto-inc-dec.c: Fix typos in comments.
11114 * bb-reorder.c: Likewise.
11115 * builtins.c: Likewise.
11116 * c-common.c: Likewise.
11117 * c-cppbuiltin.c: Likewise.
11118 * c-parser.c: Likewise.
11119 * c-pretty-print.c: Likewise.
11120 * cfgcleanup.c: Likewise.
11121 * cfgexpand.c: Likewise.
11122 * cfghooks.c: Likewise.
11123 * cfglayout.c: Likewise.
11124 * cfgloopmanip.c: Likewise.
11125 * cgraphunit.c: Likewise.
11126 * coverage.c: Likewise.
11127 * dbxout.c: Likewise.
11128 * df-byte-scan.c: Likewise.
11129 * df-core.c: Likewise.
11130 * df-problems.c: Likewise.
11131 * df-scan.c: Likewise.
11133 * dominance.c: Likewise.
11134 * domwalk.c: Likewise.
11136 * dwarf2out.c: Likewise.
11137 * emit-rtl.c: Likewise.
11138 * et-forest.c: Likewise.
11139 * function.c: Likewise.
11140 * function.h: Likewise.
11142 * gcov-io.c: Likewise.
11143 * gcov.c: Likewise.
11144 * gcse.c: Likewise.
11145 * genattrtab.c: Likewise.
11146 * ggc-page.c: Likewise.
11147 * gimplify.c: Likewise.
11148 * gthr-lynx.h: Likewise.
11149 * haifa-sched.c: Likewise.
11150 * ipa-cp.c: Likewise.
11151 * ipa-inline.c: Likewise.
11152 * ipa-prop.h: Likewise.
11153 * ipa-pure-const.c: Likewise.
11154 * ipa-struct-reorg.c: Likewise.
11155 * ipa-struct-reorg.h: Likewise.
11156 * ipa-type-escape.c: Likewise.
11158 * loop-doloop.c: Likewise.
11159 * mips-tfile.c: Likewise.
11160 * mkmap-flat.awk: Likewise.
11161 * mkmap-symver.awk: Likewise.
11162 * modulo-sched.c: Likewise.
11163 * omp-low.c: Likewise.
11164 * optabs.c: Likewise.
11165 * optabs.h: Likewise.
11166 * opts.c: Likewise.
11167 * passes.c: Likewise.
11168 * postreload-gcse.c: Likewise.
11169 * postreload.c: Likewise.
11170 * predict.c: Likewise.
11171 * pretty-print.h: Likewise.
11172 * profile.c: Likewise.
11173 * protoize.c: Likewise.
11174 * ra-conflict.c: Likewise.
11175 * real.c: Likewise.
11176 * recog.c: Likewise.
11177 * regclass.c: Likewise.
11178 * regs.h: Likewise.
11179 * reload.c: Likewise.
11180 * rtl-error.c: Likewise.
11181 * rtlanal.c: Likewise.
11182 * scan.h: Likewise.
11183 * sched-rgn.c: Likewise.
11185 * stmt.c: Likewise.
11186 * target.h: Likewise.
11187 * tree-dfa.c: Likewise.
11188 * tree-eh.c: Likewise.
11189 * tree-flow-inline.h: Likewise.
11190 * tree-inline.c: Likewise.
11191 * tree-into-ssa.c: Likewise.
11192 * tree-loop-distribution.c: Likewise.
11193 * tree-nested.c: Likewise.
11194 * tree-parloops.c: Likewise.
11195 * tree-pass.h: Likewise.
11196 * tree-pretty-print.c: Likewise.
11197 * tree-profile.c: Likewise.
11198 * tree-scalar-evolution.c: Likewise.
11199 * tree-sra.c: Likewise.
11200 * tree-ssa-alias-warnings.c: Likewise.
11201 * tree-ssa-ccp.c: Likewise.
11202 * tree-ssa-coalesce.c: Likewise.
11203 * tree-ssa-dom.c: Likewise.
11204 * tree-ssa-dse.c: Likewise.
11205 * tree-ssa-forwprop.c: Likewise.
11206 * tree-ssa-live.c: Likewise.
11207 * tree-ssa-live.h: Likewise.
11208 * tree-ssa-loop-im.c: Likewise.
11209 * tree-ssa-loop-ivopts.c: Likewise.
11210 * tree-ssa-loop-niter.c: Likewise.
11211 * tree-ssa-loop-prefetch.c: Likewise.
11212 * tree-ssa-phiopt.c: Likewise.
11213 * tree-ssa-phiprop.c: Likewise.
11214 * tree-ssa-sccvn.c: Likewise.
11215 * tree-ssa-ter.c: Likewise.
11216 * tree-ssa-threadupdate.c: Likewise.
11217 * tree-ssa.c: Likewise.
11218 * tree-vect-analyze.c: Likewise.
11219 * tree-vect-transform.c: Likewise.
11220 * tree-vectorizer.c: Likewise.
11221 * tree-vn.c: Likewise.
11222 * tree-vrp.c: Likewise.
11223 * tree.c: Likewise.
11224 * tree.def: Likewise.
11225 * tree.h: Likewise.
11226 * unwind-dw2-fde.c: Likewise.
11227 * unwind.inc: Likewise.
11228 * value-prof.c: Likewise.
11229 * vmsdbgout.c: Likewise.
11231 2008-06-05 David Edelsohn <edelsohn@gnu.org>
11233 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
11234 always place FP constants in the TOC for TARGET_POWERPC64.
11235 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
11237 2008-06-05 Joseph Myers <joseph@codesourcery.com>
11239 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
11240 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
11241 enable for TARGET_E500_DOUBLE.
11242 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
11243 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
11244 floating-point modes like integer modes for E500 double.
11245 (rs6000_legitimate_offset_address_p): Likewise.
11246 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
11247 addressing for DDmode for E500 double.
11248 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
11249 modes as using 64-bits of registers for E500 double.
11250 (spe_build_register_parallel): Do not handle DDmode or TDmode.
11251 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
11252 specially for E500 double.
11253 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
11254 TDmode for E500 double.
11255 (rs6000_gimplify_va_arg): Only handle SDmode in registers
11256 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
11257 (rs6000_split_multireg_move): Do not handle TDmode specially for
11259 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
11260 using 64-bit registers for E500 double.
11261 (emit_frame_save): Do not handle DDmode specially for E500 double.
11262 (gen_frame_mem_offset): Likewise.
11263 (rs6000_function_value): Do not call spe_build_register_parallel
11264 for DDmode or TDmode.
11265 (rs6000_libcall_value): Likewise.
11266 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
11267 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
11270 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
11272 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
11275 2008-06-04 Junjie Gu <jgu@tensilica.com>
11277 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
11278 comparison for frame pointers.
11280 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11283 * config/avr/avr.h (PUSH_ROUNDING): Remove.
11285 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11288 * builtins.c (expand_builtin_signbit): Don't take lowpart when
11289 register is already smaller or equal to required mode.
11291 2008-06-04 Xinliang David Li <davidxl@google.com>
11293 * tree-call-cdce.c: New file.
11294 (cond_dead_built_in_calls): New static variable.
11295 (input_domain): New struct.
11296 (check_pow): New function.
11297 (check_builtin_call): Ditto.
11298 (check_target_format): Ditto.
11299 (is_call_dce_candidate): Ditto.
11300 (gen_one_condition): Ditto.
11301 (gen_conditions_for_domain): Ditto.
11302 (get_domain): Ditto.
11303 (gen_conditions_for_pow_cst_base): Ditto.
11304 (gen_conditions_for_pow_int_base): Ditto.
11305 (gen_conditions_for_pow): Ditto.
11306 (get_no_error_domain): Ditto.
11307 (gen_shrink_wrap_conditions): Ditto.
11308 (shrink_wrap_one_built_in_call): Ditto.
11309 (shink_wrap_conditional_dead_built_in_calls): Ditto.
11310 (tree_call_cdce): Ditto.
11311 (gate_call_cdce): Ditto.
11312 (pass_call_cdce): New gimple pass.
11313 * passes.c: (init_optimization_passes): New pass.
11314 * tree-pass.h: New pass declaration.
11315 * opts.c (decode_options): New flag setting.
11316 * common.opt: Add -ftree-builtin-call-dce flag.
11317 * Makefile.in: Add new source file.
11318 * tempvar.def: New tv_id.
11319 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
11321 2008-06-04 Richard Guenther <rguenther@suse.de>
11323 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
11324 (is_call_clobbered): Always check var_ann->call_clobbered.
11325 (mark_call_clobbered): Always set var_ann->call_clobbered.
11326 (clear_call_clobbered): Always clear var_ann->call_clobbered.
11327 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
11328 (reset_alias_info): Clear call clobbering info on MTAGs and
11330 (set_pt_anything): Set pt_global_mem.
11331 (create_tag_raw): Adjust comment.
11332 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
11334 2008-06-04 Joseph Myers <joseph@codesourcery.com>
11335 Maxim Kuvyrkov <maxim@codesourcery.com>
11337 * config/m68k/m68k.opt (mxgot): New option.
11338 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
11339 (m68k_output_addr_const_extra): New.
11340 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
11341 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
11342 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
11343 * doc/invoke.texi (M680x0 Options): Document -mxgot.
11345 2008-06-04 Richard Guenther <rguenther@suse.de>
11347 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
11348 negative or non-representable offsets.
11350 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
11352 * config/i386/i386.c (ix86_gen_leave): New.
11353 (ix86_gen_pop1): Likewise.
11354 (ix86_gen_add3): Likewise.
11355 (ix86_gen_sub3): Likewise.
11356 (ix86_gen_sub3_carry): Likewise.
11357 (ix86_gen_one_cmpl2): Likewise.
11358 (ix86_gen_monitor): Likewise.
11359 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
11360 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
11361 ix86_gen_one_cmpl2 and ix86_gen_monitor.
11362 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
11363 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
11364 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
11365 (ix86_expand_epilogue): Updated.
11366 (print_operand): Handle integer register operand for 'z'.
11367 (ix86_expand_strlensi_unroll_1): Likewise.
11368 (ix86_expand_strlen): Likewise.
11369 (ix86_expand_builtin): Likewise.
11370 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
11371 mov{q}/mov{l} and add{q}/add{l}.
11373 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11375 * config/i386/i386.md (P): New mode iterator.
11376 (SFmode push_operand splitter): Macroize DImode and SImode pushes
11377 using P mode iterator.
11378 (DFmode push_operand splitter): Ditto.
11379 (XFmode push_operand splitter): Ditto.
11380 (DFmode float_extend SFmode push_operand splitter): Ditto.
11381 (XFmode float_extend SFmode push_operand splitter): Do not generate
11382 SImode pushes for 64bit target. Macroize Dimode and SImode
11383 pushes using P mode iterator.
11384 (XFmode float_extend DFmode push_operand splitter): Ditto.
11386 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11388 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
11389 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
11390 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
11391 return type to int.
11392 (ix86_call_abi_override): Remove check for call_used_regs.
11394 2008-06-03 Richard Guenther <rguenther@suse.de>
11396 * tree-ssa-structalias.c (find_func_aliases): Add constraints
11397 for the lhs of calls if the return type contains pointers.
11399 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11401 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
11402 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
11403 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
11404 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
11405 of cfun and DEFAULT_ABI to deceide abi mode.
11406 (DEFAULT_ABI): New.
11407 (REG_PARM_STACK_SPACE): Removed.
11408 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
11409 (STACK_BOUNDARY): Use default target to deceide stack boundary.
11410 * config/i386/i386-protos.h (ix86_cfun_abi): New.
11411 (ix86_function_abi): Likewise.
11412 (ix86_function_type_abi): Likewise.
11413 (ix86_call_abi_override): Likewise.
11414 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
11415 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
11416 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
11417 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
11419 (X86_64_REGPARM_MAX): New.
11420 (X86_64_SSE_REGPARM_MAX): New.
11421 (X64_REGPARM_MAX): New.
11422 (X64_SSE_REGPARM_MAX): New.
11423 (X86_32_REGPARM_MAX): New.
11424 (X86_32_SSE_REGPARM_MAX): New.
11425 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
11426 (ix86_function_regparm): Handle user calling abi.
11427 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
11428 by DEFAULT_ABI versus SYSV_ABI check.
11429 (ix86_reg_parm_stack_space): New.
11430 (ix86_function_type_abi): New.
11431 (ix86_call_abi_override): New.
11432 (ix86_function_abi): New.
11433 (ix86_cfun_abi): New.
11434 (init_cumulative_args): Call abi specific initialization.
11435 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
11436 (function_arg_64): Extend SSE_REGPARM_MAX check.
11437 (function_arg (): Remove TARGET_64BIT_MS_ABI.
11438 (ix86_pass_by_reference): Likewise.
11439 (ix86_function_value_regno_p): Likewise.
11440 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
11441 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
11442 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
11443 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
11444 (setup_incoming_varargs_64): Adjust regparm for call abi.
11445 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
11446 (ix86_va_start): Likewise.
11447 (ix86_gimplify_va_arg): Likewise.
11448 (ix86_expand_prologue): Likewise.
11449 (output_pic_addr_const): Likewise.
11450 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
11451 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
11452 (x86_output_mi_thunk): Likewise.
11453 (x86_function_profiler): Likewise.
11454 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
11455 (SYSV_ABI, MS_ABI): New constants.
11456 (DEFAULT_ABI): New.
11457 (init_regs): Add prototype of function in regclass.c file.
11458 (OVERRIDE_ABI_FORMAT): New.
11459 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
11460 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
11461 (OUTGOING_REG_PARM_STACK_SPACE): New.
11462 (ix86_reg_parm_stack_space): New prototype.
11463 (CUMULATIVE_ARGS): Add call_abi member.
11464 (machine_function): Add call_abi member.
11465 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
11466 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
11468 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
11471 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
11472 (avr_builtin_setjmp_frame_value): New function.
11473 * config/avr/avr.md (nonlocal_goto_receiver): Define.
11474 (nonlocal_goto): Define.
11476 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
11478 * config/mips/mips.c (mips_emit_loadgp): Return early if
11479 there is nothing do to, otherwise emit a blockage if
11480 !TARGET_EXPLICIT_RELOCS || crtl->profile.
11481 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
11483 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11485 * configure.ac: Drop unneeded backslash ending up in config.in.
11486 * acinclude.m4: Likewise.
11487 * config.in: Regenerate.
11489 2008-05-26 Jan Hubicka <jh@suse.cz>
11491 * predict.c (maybe_hot_frequency_p): Break out of...
11492 (maybe_hot_bb_p): ... here.
11493 (maybe_hot_edge_p): New.
11494 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
11495 * basic-block.h (maybe_hot_edge_p): Declare.
11497 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11499 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
11500 (*cmpfp_<mode>_cc): Ditto.
11501 (*fp_jcc_8<mode>_387): Ditto.
11502 (*fop_<MODEF:mode>_2_i387): Ditto.
11503 (*fop_<MODEF:mode>_3_i387): Ditto.
11504 (*fop_xf_2_i387): Ditto.
11505 (*fop_xf_3_i387): Ditto.
11507 2008-06-02 Tomas Bily <tbily@suse.cz>
11509 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
11511 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11513 * config/mips/mips.c (mips_valid_offset_p): New function.
11514 (mips_valid_lo_sum_p): Likewise.
11515 (mips_classify_address): Use them.
11516 (mips_force_address): New function.
11517 (mips_legitimize_address): Use it.
11518 * config/mips/mips.md (MOVE128): New mode iterator.
11519 (movtf): Require TARGET_64BIT. Remove empty strings.
11520 (*movtf_internal): Rename to...
11521 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
11522 of "R" and use {,fp}{load,store} attributes instead of "multi".
11523 Use a separate define_split.
11524 (*movtf_mips16): New pattern.
11526 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11528 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
11529 * config/mips/mips.c (mips_expand_before_return): New function.
11530 (mips_expand_epilogue): Call it.
11531 * config/mips/mips.md (return): Turn into a define_expand.
11532 (*return): New insn.
11534 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11536 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
11537 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
11538 functions. Do not emit uses and clobbers of CONCATs; individually
11539 use and clobber their operands.
11540 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
11541 gen_clobber, emit_use and gen_use.
11542 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
11543 (expand_builtin_return): Likewise.
11544 * cfgbuild.c (count_basic_blocks): Likewise.
11545 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
11546 * explow.c (emit_stack_restore): Likewise.
11547 * expmed.c (extract_bit_field_1): Likewise.
11548 * expr.c (convert_move, emit_move_complex_parts): Likewise.
11549 (emit_move_multi_word, store_constructor): Likewise.
11550 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
11551 (thread_prologue_and_epilogue_insns): Likewise.
11552 * lower-subreg.c (resolve_simple_move): Likewise.
11553 * optabs.c (widen_operand, expand_binop): Likewise.
11554 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
11555 * reload.c (find_reloads): Likewise.
11556 * reload1.c (eliminate_regs_in_insn): Likewise.
11557 * stmt.c (expand_nl_goto_receiver): Likewise.
11558 * config/alpha/alpha.md (builtin_longjmp): Likewise.
11559 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
11560 * config/arm/arm.c (arm_load_pic_register): Likewise.
11561 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
11562 * config/arm/arm.md (untyped_return): Likewise.
11563 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
11564 * config/avr/avr.c (expand_prologue): Likewise.
11565 * config/bfin/bfin.c (do_unlink): Likewise.
11566 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
11567 * config/cris/cris.c (cris_expand_prologue): Likewise.
11568 * config/darwin.c (machopic_indirect_data_reference): Likewise.
11569 (machopic_legitimize_pic_address): Likewise.
11570 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
11571 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
11572 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
11573 (ix86_expand_convert_uns_didf_sse): Likewise.
11574 (ix86_expand_vector_init_general): Likewise.
11575 * config/ia64/ia64.md (eh_epilogue): Likewise.
11576 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
11577 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
11578 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
11579 (config/iq2000/iq2000.c): Likewise.
11580 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11581 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
11582 (builtin_longjmp): Likewise.
11583 * config/mn10300/mn10300.md (call, call_value): Likewise.
11584 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
11585 * config/pdp11/pdp11.md (abshi2): Likewise.
11586 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11587 * config/s390/s390.c (s390_emit_prologue): Likewise.
11588 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
11589 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
11590 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
11591 * config/sh/sh.c (prepare_move_operands): Likewise.
11592 (output_stack_adjust, sh_expand_epilogue): Likewise.
11593 (sh_set_return_address, sh_expand_t_scc): Likewise.
11594 * config/sparc/sparc.c (load_pic_register): Likewise.
11595 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
11596 * config/spu/spu.c (spu_expand_epilogue): Likewise.
11597 * config/v850/v850.c (expand_epilogue): Likewise.
11599 2008-05-31 Anatoly Sokolov <aesok@post.ru>
11601 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
11602 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
11603 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
11604 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
11605 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
11606 stack pointer register.
11607 (output_movhi): Remove code for interrupt specific writing to the
11608 stack pointer register.
11610 2008-05-31 Richard Guenther <rguenther@suse.de>
11612 PR tree-optimization/34244
11613 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
11614 (tree_expr_nonzero_warnv_p): Likewise.
11615 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11616 ssa_name_nonnegative_p.
11617 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
11618 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
11619 not tree_expr_nonzero_warnv_p.
11621 PR tree-optimization/36262
11623 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
11625 PR tree-optimization/34244
11626 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
11627 (record_numbers_of_iterations): New function.
11628 (execute_vrp): Cache the numbers of iterations of loops.
11629 * tree-scalar-evolution.c (scev_reset_except_niters):
11631 (scev_reset): Use scev_reset_except_niters.
11632 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
11634 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
11636 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11637 __WORKAROUND_RETS when appropriate.
11639 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11641 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
11642 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
11644 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
11645 *fop_df_comm_sse insn patterns using MODEF mode iterator.
11646 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
11647 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
11648 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
11649 *fop_df_1_mixed insn patterns using MODEF mode iterator.
11650 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
11651 *fop_df_1_sse insn patterns using MODEF mode iterator.
11652 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
11653 *fop_df_1_i387 insn patterns using MODEF mode iterator.
11654 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
11655 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
11656 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
11657 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
11658 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
11659 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
11660 (*fop_xf_4_i387): Use <MODE> for mode attribute.
11661 (*fop_xf_5_i387): Ditto.
11662 (*fop_xf_6_i387): Ditto.
11664 2008-05-30 Richard Guenther <rguenther@suse.de>
11666 * builtins.c (build_string_literal): Avoid generating
11667 a non-gimple_val result.
11669 2008-05-30 DJ Delorie <dj@redhat.com>
11671 * exec-tool.in: Use an environment variable (private) instead of a
11672 file (shared) as a semaphore, so as to not break parallel builds.
11674 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11676 * optabs.c (maybe_encapsulate_block): Remove.
11677 (emit_libcall_block): Adjust accordingly.
11678 * optabs.h (maybe_encapsulate_block): Remove prototype.
11680 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
11681 Don't use maybe_encapsulate_block.
11683 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11685 * config/rs6000/rs6000.c (rs6000_legitimize_address,
11686 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
11687 rtx is a SYMBOL_REF before calling get_pool_constant.
11689 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
11691 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
11693 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
11695 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
11696 rather than OS names to choose INO_T_EQ definition.
11697 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
11698 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
11700 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
11703 * config/darwin-f.c: New.
11704 * config/t-darwin: Added rule to build darwin-f.o.
11705 * config.gcc: Defined new variable, fortran_target_objs.
11706 (*-*-darwin*): Set fortran_target_objs.
11707 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
11708 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
11709 * configure: Regenerated.
11711 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
11714 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
11715 canonical type if needed.
11717 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
11719 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
11721 2008-05-29 Richard Guenther <rguenther@suse.de>
11723 PR tree-optimization/36343
11724 PR tree-optimization/36346
11725 PR tree-optimization/36347
11726 * tree-flow.h (clobber_what_p_points_to): Declare.
11727 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
11728 pointed-to variable is dereferenced is irrelevant to whether
11729 the pointer can access the pointed-to variable.
11730 (clobber_what_p_points_to): New function.
11731 * tree-ssa-alias.c (set_initial_properties): Use it.
11732 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
11733 call clobber check for NMTs.
11735 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11737 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
11738 for printing gcov_type.
11740 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11742 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
11743 and the eh region information.
11744 * value-prof.c (gimple_move_stmt_histograms): New function.
11745 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
11747 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
11749 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
11751 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11753 * value-prof.c (tree_ic_transform): Print counts.
11754 * tree-profile.c (tree_gen_ic_func_profiler):
11755 Clear __gcov_indreict_call_callee variable to avoid misattribution
11758 2008-05-28 Rafael Espíndola <espindola@google.com>
11760 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
11763 2008-05-28 Richard Guenther <rguenther@suse.de>
11765 PR tree-optimization/36339
11766 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
11767 and clobbering code out of the loop.
11769 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11771 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
11774 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
11775 s390_contiguous_bitmask_p, s390_symref_operand_p,
11776 s390_check_symref_alignment, s390_reload_larl_operand,
11777 s390_reload_symref_address): New functions.
11778 (s390_branch_condition_mnemonic): Support compare and branch
11780 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
11781 and 'W' constraints.
11782 (s390_secondary_reload): Add secondary reloads for unaligned
11783 symbol refs or symbol refs to floating point or QI/TI mode
11785 (legitimate_address_p): Accept symbol references as addresses.
11786 (s390_expand_insv): Use rotate and insert selected bits
11787 instruction for insv when building for z10.
11788 (print_operand_address): Handle symbol ref addresses.
11789 (print_operand): Output modifier 'c' added for signed byte values.
11790 (s390_encode_section_info): Mark symbol refs with
11791 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
11793 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
11794 (length attribute): RRF, RRR have 4 byte length.
11795 (FPALL, INTALL): New mode iterators added.
11796 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
11797 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
11798 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
11799 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
11800 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
11801 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
11802 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
11803 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
11805 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
11806 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
11807 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
11808 reload<INTALL:mode><P:mode>_toreg_z10,
11809 reload<FPALL:mode><P:mode>_tomem_z10,
11810 reload<FPALL:mode><P:mode>_toreg_z10,
11811 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
11812 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
11813 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
11814 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
11816 (movmem, clrmem, cmpmem): New splitters added.
11818 * config/s390/predicates.md (larl_operand): Use
11819 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
11820 SYMBOL_REF_ALIGN1_P.
11821 (s390_signed_integer_comparison,
11822 s390_unsigned_integer_comparison): New predicates.
11824 * config/s390/s390-protos.h (s390_check_symref_alignment,
11825 s390_contiguous_bitmask_p, s390_reload_larl_operand,
11826 s390_reload_symref_address,
11827 s390_compare_and_branch_condition_mask): Prototypes added.
11829 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
11830 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
11831 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
11833 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11835 * config/s390/s390.c (z10_cost): New cost function for z10.
11836 (s390_handle_arch_option, override_options): Support -march=z10 switch.
11837 (s390_issue_rate): Adjust issue rate for z10.
11838 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
11839 (processor_flags): Add PF_Z10.
11840 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
11841 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
11842 * gcc/config.gcc: Add z10.
11844 2008-05-28 Richard Guenther <rguenther@suse.de>
11846 PR tree-optimization/36291
11847 * tree-flow. h (struct gimple_df): Remove var_anns member.
11848 * tree-flow-inline.h (gimple_var_anns): Remove.
11849 (var_ann): Simplify.
11850 * tree-dfa.c (create_var_ann): Simplify.
11851 (remove_referenced_var): Clear alias info from var_anns of globals.
11852 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
11853 (delete_tree_ssa): Clear alias info from var_anns of globals.
11854 Do not free var_anns.
11855 (var_ann_eq): Remove.
11856 (var_ann_hash): Likewise.
11858 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
11860 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
11861 and loongson2f entries.
11862 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
11863 * config/mips/mips.h (processor_type): Add Loongson-2E
11864 and Loongson-2F entries.
11865 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
11866 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
11867 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
11868 * doc/invoke.texi (MIPS Options): Document loongson2e
11869 and loongson2f processor names.
11871 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11875 * config/i386/i386.c (ix86_function_arg_boundary): Use
11876 alignment of canonical type.
11877 (ix86_expand_vector_move): Check unaligned memory access for
11880 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11882 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
11883 Moved to the front of file.
11885 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
11886 H.J. Lu <hongjiu.lu@intel.com>
11888 * dwarf2out.c (current_fde): New.
11890 (lookup_cfa:): Likewise.
11891 (dwarf2out_end_epilogue): Likewise.
11892 (dwarf2out_note_section_used): Likewise.
11894 2008-05-27 Michael Matz <matz@suse.de>
11897 * c.opt (Wenum-compare): New warning option.
11898 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
11900 2008-05-27 Michael Matz <matz@suse.de>
11902 PR middle-end/36326
11903 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
11905 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
11906 into memory as tail calls.
11908 2008-05-27 Richard Guenther <rguenther@suse.de>
11910 PR tree-optimization/36339
11911 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
11912 pointers cause all addressable variables to be call clobbered.
11914 2008-05-27 Richard Guenther <rguenther@suse.de>
11916 PR tree-optimization/36245
11917 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
11919 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11921 * config/s390/s390.md: Replace all occurences of the 'm'
11922 constraint with 'RT'.
11924 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11926 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
11928 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
11930 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
11931 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
11932 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
11934 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11936 * reload.c: (find_reloads): Skip alternatives according to the
11937 "enabled" attribute. Constify the constraint variable.
11938 * recog.c (get_attr_enabled): Add default implementation.
11939 (extract_insn): Set the alternative_enabled_p array
11940 in the recog_data struct.
11941 (preprocess_constraints, constrain_operands): Skip
11942 alternatives according to the "enabled" attribute
11943 * recog.h (struct recog_data): New field alternative_enabled_p.
11944 (skip_alternative): New inline function.
11945 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
11946 (record_reg_classes): Skip alternative according to the
11947 "enabled" attribute.
11949 * doc/md.texi: Add documention for the "enabled" attribute.
11951 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11953 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
11954 * postreload.c (reload_cse_simplify_operands): Replace 'm'
11955 constraint with TARGET_MEM_CONSTRAINT.
11956 * recog.c (asm_operand_ok, preprocess_constraints,
11957 constrain_operands): Likewise.
11958 * regclass.c (record_reg_classes): Likewise.
11959 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
11960 * reload1.c (maybe_fix_stack_asms): Likewise.
11961 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
11962 * recog.h: Adjust comment.
11963 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
11964 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
11965 * doc/md.texi: Add a note to description of 'm' constraint.
11966 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
11968 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
11970 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
11971 that the bitfield is of integral type before testing its precision.
11973 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11974 Sa Liu <saliu@de.ibm.com>
11976 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
11977 __modti3, __udivti3, __umodti3 and __udivmodti4.
11978 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
11979 that implement TImode mul and div functions.
11980 * config/spu/multi3.c: New. Implement __multi3.
11981 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
11982 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
11985 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
11987 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
11988 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
11989 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
11990 tls_sysv_suffix): New mode and mode attribute iterators.
11991 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
11992 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
11993 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
11994 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
11995 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
11998 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
12000 PR tree-optimization/36329
12001 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
12002 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
12003 * cgraphbuild.c (initialize_inline_failed): Use the latter
12004 macro in lieu of the former.
12005 * ipa-inline.c (cgraph_mark_inline): Likewise.
12006 (cgraph_decide_inlining_of_small_function): Likewise.
12007 (cgraph_decide_inlining): Likewise.
12008 (cgraph_decide_inlining_incrementally): Likewise.
12010 2008-05-26 Tristan Gingold <gingold@adacore.com>
12011 Anatoly Sokolov <aesok@post.ru>
12013 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
12014 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
12015 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
12016 optimization for 'avr6' architecture.
12018 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
12021 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
12023 2008-05-26 Richard Guenther <rguenther@suse.de>
12025 * tree-ssa-sccvn.c (expr_has_constants): Declare.
12026 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
12028 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
12030 PR middle-end/36253
12031 * caller-save.c (insert_restore): Verify alignment of spill space.
12032 (insert_save): Likewise.
12033 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
12034 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
12035 (STACK_SLOT_ALIGNMENT): Likewise.
12036 * function.c (LOCAL_ALIGNMENT): Removed.
12037 (get_stack_local_alignment): New.
12038 (assign_stack_local): Use it. Set alignment on stack slot.
12039 (assign_stack_temp_for_type): Use get_stack_local_alignment.
12040 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
12041 (STACK_SLOT_ALIGNMENT): New.
12042 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
12043 stack slot in XFmode.
12045 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
12047 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
12050 * config/i386/i386.md (allocate_stack_worker_64): Make sure
12051 argument operand in rax isn't removed.
12053 2008-05-26 Richard Guenther <rguenther@suse.de>
12055 PR middle-end/36300
12056 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
12057 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
12059 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12062 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
12064 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
12066 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
12067 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
12069 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12071 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
12072 build a trampoline if we don't want one.
12073 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
12074 return zero for nested functions if we don't want a trampoline.
12076 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12078 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
12080 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12083 * c.opt: Removed undocumented option '-lang-fortran'.
12084 * c-common.h: Removed global variable 'lang_fortran'.
12085 * c-opts.c (c_common_handle_option): Removed code to handle
12086 option '-lang-fortran'. Updated includes.
12087 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
12088 definition of '__GFORTRAN__'.
12089 (define__GNUC__): Reimplemented to use BASEVER and
12090 cpp_define_formatted.
12091 (builtin_define_with_value_n): Removed.
12092 * c-incpath.h: Renamed to ...
12093 * incpath.h: ... this.
12094 * c-incpath.c: Renamed to ...
12095 * incpath.c: ... this. Updated includes.
12096 * fix-header.c: Updated includes.
12097 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
12098 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
12099 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
12101 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12103 * tree.h: Update the table of flags used on tree nodes.
12104 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
12105 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
12106 (FORCED_LABEL): Add access check.
12107 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
12108 (ASM_INPUT_P): Likewise.
12109 (ASM_VOLATILE_P): Likewise.
12110 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
12111 (OMP_SECTION_LAST): Access private_flag directly.
12112 (OMP_RETURN_NOWAIT): Likewise.
12113 (OMP_PARALLEL_COMBINED): Likewise.
12114 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
12115 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
12116 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
12117 deprecated_flag directly.
12119 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
12121 * final.c (frame_pointer_needed): Removed.
12122 * flags.h (frame_pointer_needed): Likewise.
12124 * function.h (rtl_data): Add frame_pointer_needed.
12125 (frame_pointer_needed): New.
12127 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
12129 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
12131 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
12133 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
12136 2008-05-25 Alan Modra <amodra@bigpond.net.au>
12138 * c-common.c (strip_array_types): Move function to..
12140 (get_inner_array_type): Delete.
12141 * c-common.h (strip_array_types): Move declaration to..
12143 (get_inner_array_type): Delete.
12144 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
12145 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
12146 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
12147 * config/pa/pa.c (emit_move_sequence): Likewise.
12149 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
12151 * config/i386/i386.md (*sse_prologue_save_insn): Set length
12154 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
12156 * function.c: Include target hook for nonlocal_goto frame value.
12158 2008-05-24 Richard Guenther <rguenther@suse.de>
12160 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
12161 variable can be only accessed through a pointer or a union.
12163 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12165 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
12166 * doc/extend.texi: Likewise.
12168 2008-05-23 DJ Delorie <dj@redhat.com>
12170 * config/m32c/jump.md (untyped_call): Add.
12172 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
12173 for A24 to PSImode.
12174 (m32c_address_cost): Detail costs for indirect offsets.
12176 2008-05-23 Rafael Espíndola <espindola@google.com>
12178 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
12179 if a node is a SUBREG.
12180 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
12183 2008-05-23 Paul Brook <paul@codesourcery.com>
12184 Carlos O'Donell <carlos@codesourcery.com>
12186 * doc/extend.texi: Clarify use of __attribute__((naked)).
12187 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12188 * target.h (gcc_target): Add allocate_stack_slots_for_args.
12189 * function.c (use_register_for_decl): Use
12190 targetm.calls.allocate_stack_slots_for_args.
12191 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12192 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
12193 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
12195 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
12197 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
12199 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
12201 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
12202 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
12203 is only rounded once.
12205 2008-05-23 Richard Guenther <rguenther@suse.de>
12207 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
12209 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
12210 Jakub Jelinek <jakub@redhat.com>
12213 * configure.ac: Handle --enable-cld.
12214 * configure: Regenerated.
12215 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
12216 * config/i386/i386.h (struct machine_function): Add needs_cld field.
12217 (ix86_current_function_needs_cld): New define.
12218 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
12219 (cld): New isns pattern.
12220 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
12221 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
12222 * config/i386/i386.opt (mcld): New option.
12223 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
12224 TARGET_CLD and ix86_current_function_needs_cld.
12225 (override_options): Use -mcld by default for 32-bit code if
12228 * doc/install.texi (Options specification): Document --enable-cld.
12229 * doc/invoke.texi (Machine Dependent Options)
12230 [i386 and x86-64 Options]: Add -mcld option.
12231 (Intel 386 and AMD x86-64 Options): Document -mcld option.
12233 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
12234 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
12235 (return_in_memory_64): Likewise.
12236 (return_in_memory_ms_64): Likewise.
12238 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12240 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
12241 * builtins.c (fold_builtin_fpclassify): New.
12242 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
12243 * builtins.def (BUILT_IN_FPCLASSIFY): New.
12244 * c-common.c (handle_type_generic_attribute): Adjust to accept
12245 fixed arguments before an elipsis.
12246 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
12247 * doc/extend.texi: Document __builtin_fpclassify.
12249 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
12251 * omp-low.c (gate_expand_omp_ssa): Remove.
12252 (pass_expand_omp_ssa): Remove.
12253 (gate_expand_omp): Do not check for flag_openmp_ssa.
12254 * common.opt (-fopenmp-ssa): Remove.
12255 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
12257 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
12259 * config/sh/sh.opt (mfixed-range): New option.
12260 * config/sh/sh-protos.h (sh_fix_range): Declare.
12261 * config/sh/sh.c (sh_fix_range): New function.
12262 * config/sh/sh.h (sh_fixed_range_str): Declare.
12263 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
12265 * doc/invoke.texi (SH Options): Document -mfixed-range.
12267 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
12269 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
12270 it before the redeclaration.
12272 2008-05-22 Anatoly Sokolov <aesok@post.ru>
12274 * config/avr/avr.c (get_sequence_length): Add new function.
12275 (expand_prologue, expand_epilogue): Remove duplicate code.
12277 2008-05-22 Rafael Espíndola <espindola@google.com>
12279 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
12282 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
12284 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
12285 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
12287 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
12288 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
12289 (vect_update_misalignment_for_peel): Likewise.
12290 (vector_alignment_reachable_p): Likewise.
12291 * tree-vect-transform.c (vectorizable_load): Likewise.
12292 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
12293 (get_vectype_for_scalar_type): Pass mode of scalar_type
12294 to UNITS_PER_SIMD_WORD.
12296 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
12297 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
12298 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
12299 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
12300 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
12302 2008-05-22 Ira Rosen <irar@il.ibm.com>
12304 PR tree-optimization/36293
12305 * tree-vect-transform.c (vect_transform_strided_load): Don't check
12306 if the first load must be skipped because of a gap.
12308 2008-05-22 Richard Guenther <rguenther@suse.de>
12310 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
12311 more cases of offset disambiguation that is possible if
12312 strict-aliasing rules apply.
12313 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
12314 for basic offset and type-based disambiguation.
12316 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12318 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
12319 ix86_expand_vector_set on V16QImode for SSE4.1.
12321 2008-05-21 Tom Tromey <tromey@redhat.com>
12323 * c.opt (Wimport): Mark as undocumented.
12324 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
12326 (Warning Options): Likewise.
12327 * doc/cppopts.texi: Don't mention -Wimport.
12329 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
12331 PR tree-optimization/36287
12332 PR tree-optimization/36286
12333 * lambda-code.c (build_access_matrix): Do not use the loop->num
12334 for computing the number of induction variables: use the loop depth
12337 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
12340 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
12341 option -f(no-)leading-underscore.
12343 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12345 * config/i386/i386.c (ix86_expand_vector_init_general): Use
12346 GET_MODE_NUNITS (mode).
12348 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
12350 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
12351 (-mmulhw): Add 464 to description.
12352 (-mdlmzb): Likewise.
12353 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
12354 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
12356 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
12357 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
12358 * config/rs6000/rs6000.md: Update comments for 464.
12360 2008-05-21 Janis Johnson <janis187@us.ibm.com>
12362 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
12364 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12366 * config/i386/sse.md (vec_extractv4sf): Removed.
12367 (vec_extractv2df): Likewise.
12368 (vec_extractv2di): Likewise.
12369 (vec_extractv4si): Likewise.
12370 (vec_extractv8hi): Likewise.
12371 (vec_extractv16qi): Likewise.
12372 (vec_extract<mode>): New.
12374 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12376 * config/i386/sse.md (vec_setv4sf): Removed.
12377 (vec_setv2df): Likewise.
12378 (vec_setv2di): Likewise.
12379 (vec_setv4si): Likewise.
12380 (vec_setv8hi): Likewise.
12381 (vec_setv16qi): Likewise.
12382 (vec_set<mode>): New.
12384 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12386 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
12387 goto for vec_concat and vec_interleave.
12389 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12391 * config/i386/sse.md (vec_initv4sf): Removed.
12392 (vec_initv2df): Likewise.
12393 (vec_initv2di): Likewise.
12394 (vec_initv4si): Likewise.
12395 (vec_initv8hi): Likewise.
12396 (vec_initv16qi): Likewise.
12397 (vec_init<mode>): New.
12399 2008-05-21 Joseph Myers <joseph@codesourcery.com>
12401 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
12403 2008-05-21 Tom Tromey <tromey@redhat.com>
12405 * ggc-zone.c (lookup_page_table_if_allocated): New function.
12406 (zone_find_object_offset): Likewise.
12407 (gt_ggc_m_S): Likewise.
12408 (highest_bit): Likewise.
12409 * ggc-page.c (gt_ggc_m_S): New function.
12410 * stringpool.c (string_stack): Remove.
12411 (init_stringpool): Update.
12412 (ggc_alloc_string): Use ggc_alloc.
12413 (maybe_delete_ident): New function.
12414 (ggc_purge_stringpool): Likewise.
12415 (gt_ggc_m_S): Remove.
12416 * ggc-common.c (ggc_protect_identifiers): New global.
12417 (ggc_mark_roots): Call ggc_purge_stringpool. Use
12418 ggc_protect_identifiers.
12419 * ggc.h (ggc_protect_identifiers): Declare.
12420 (gt_ggc_m_S): Update.
12421 (ggc_purge_stringpool): Declare.
12422 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
12423 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
12425 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
12427 2008-05-21 David S. Miller <davem@davemloft.net>
12429 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
12432 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
12434 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
12437 2008-05-20 David Daney <ddaney@avtrex.com>
12439 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
12440 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
12441 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
12442 UNSPEC_UPDATE_GOT_VERSION): Renumber.
12443 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
12444 (atomic_hiqi_op): New define_code_iterator.
12445 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
12446 mips_expand_compare_and_swap_12.
12447 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
12448 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
12449 (sync_<optab><mode>, sync_old_<optab><mode>,
12450 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
12451 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
12452 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
12453 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
12454 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
12455 (test_and_set_12): New insn.
12456 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
12457 sync_new_<optab><mode>, sync_old_nand<mode>,
12458 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
12459 clobber to operand 0 for SI and DI mode insns.
12460 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
12461 mips_gen_fn_4): New typedefs.
12462 (mips_gen_fn_ptrs): Define new union type.
12463 (mips_expand_compare_and_swap_12): Remove declaration.
12464 (mips_expand_atomic_qihi): Declare function.
12465 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
12466 (mips_expand_atomic_qihi): ... this. Use new generator function
12468 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
12469 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
12470 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
12471 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
12472 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
12473 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
12474 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
12475 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
12476 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
12477 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
12480 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
12482 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
12485 2008-05-20 Anatoly Sokolov <aesok@post.ru>
12487 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
12488 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
12489 (avr_attribute_table): Add 'OS_main' function attribute.
12490 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
12491 functions with 'OS_main' attribute.
12493 2008-05-20 Richard Guenther <rguenther@suse.de>
12495 PR tree-optimization/35204
12496 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
12497 helper, split out from ...
12498 (DFS): ... here. Make the DFS walk non-recursive.
12500 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
12501 Jan Sjodin <jan.sjodin@amd.com>
12503 PR tree-optimization/36181
12504 * tree-parloops.c (loop_has_vector_phi_nodes): New.
12505 (parallelize_loops): Don't parallelize when the loop has vector
12508 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12509 Sebastian Pop <sebastian.pop@amd.com>
12511 * tree-loop-linear.c (gather_interchange_stats): Look in the access
12512 matrix, and never look at the tree representation of the memory
12514 (linear_transform_loops): Computes parameters and access matrices.
12515 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
12517 (access_matrix_get_index_for_parameter): New.
12518 * tree-data-ref.h (struct access_matrix): New.
12519 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
12520 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
12521 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
12522 am_vector_index_for_loop): New.
12523 (struct data_reference): Add field access_matrix.
12524 (DR_ACCESS_MATRIX): New.
12525 (compute_data_dependences_for_loop): Update declaration.
12526 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
12527 * lambda.h (lambda_vector_vec_p): Declared.
12528 * lambda-code.c: Depend on pointer-set.h.
12529 (lambda_collect_parameters_from_af, lambda_collect_parameters,
12530 av_for_af_base, av_for_af, build_access_matrix,
12531 lambda_compute_access_matrices): New.
12532 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
12534 2008-05-20 Joseph Myers <joseph@codesourcery.com>
12536 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
12537 $SOURCEDIR/include.
12539 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12540 Sebastian Pop <sebastian.pop@amd.com>
12542 PR tree-optimization/36206
12543 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
12545 (instantiate_scev_1): Rename flags to fold_conversions.
12546 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
12547 outeside instantiation_loop.
12548 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
12549 (evolution_function_is_affine_or_constant_p): Removed.
12550 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
12552 (analyze_siv_subscript): Pass in the loop nest number.
12553 Call evolution_function_is_affine_in_loop instead of
12554 evolution_function_is_affine_p.
12555 (analyze_overlapping_iterations): Pass in the loop nest number.
12557 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12558 Sebastian Pop <sebastian.pop@amd.com>
12560 PR tree-optimization/36206
12561 * tree-chrec.h (chrec_fold_op): New.
12562 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
12565 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
12567 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
12569 (remove_duplicates): Do not set inode on non-inode systems.
12572 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
12574 * config.gcc (tm_file): Update comments about relative pathnames.
12576 2008-05-20 Richard Guenther <rguenther@suse.de>
12578 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
12579 * tree-ssa-sccvn.c (process_scc): Likewise.
12580 * tree-ssa-sink.c (execute_sink_code): Likewise.
12581 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
12582 * tree-vrp.c (process_assert_insertions): Likewise.
12583 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12584 (perform_tree_ssa_dce): Likewise.
12585 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12586 (dump_dominator_optimization_stats): Likewise.
12587 * tree-vectorizer.c (vectorize_loops): Likewise.
12589 2008-05-20 Richard Guenther <rguenther@suse.de>
12591 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
12593 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
12595 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
12596 (ix86_i386elf_return_in_memory): Likewise.
12597 (ix86_i386interix_return_in_memory): Likewise.
12598 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
12599 (SUBTARGET_RETURN_IN_MEMORY): New.
12600 * config/i386/i386elf.h: Likewise.
12601 * config/i386/ptx4-i.h: Likewise.
12602 * config/i386/sol2-10.h: Likewise.
12603 * config/i386/sysv4.h: Likewise.
12604 * config/i386/vx-common.h: Likewise.
12605 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
12606 * config/i386/i386.c (ix86_return_in_memory): Made static and
12607 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
12608 (ix86_i386elf_return_in_memory): Removed.
12609 (ix86_i386interix_return_in_memory): Removed.
12610 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
12611 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
12613 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
12615 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
12617 2008-05-19 Xinliang David Li <davidxl@google.com>
12619 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
12621 * common.opt: Ditto.
12622 * doc/invoke.texi: Ditto.
12624 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
12626 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
12627 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
12629 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12631 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
12632 sizes of operand array from 8/4 to 4/2.
12633 (ix86_expand_vector_init_general): Change size of operand array
12634 from 32 to 16. Remove op0, op1 and half_mode.
12636 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12638 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
12639 (ix86_expand_vector_init_interleave): Likewise.
12640 (ix86_expand_vector_init_general): Use them. Assert
12641 word_mode == SImode when n_words == 4.
12643 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
12645 * config/i386/i386.c (ix86_secondary_reload): New static function.
12646 (TARGET_SECONDARY_RELOAD): New define.
12647 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12648 * config/i386/i386.md (reload_outqi): Remove.
12650 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12652 PR middle-end/35509
12653 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
12654 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
12655 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
12656 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
12657 (fold_builtin_1): Likewise.
12658 * builtins.def (BUILT_IN_ISINF_SIGN): New.
12659 c-common.c (check_builtin_function_arguments): Handle
12660 BUILT_IN_ISINF_SIGN.
12661 * doc/extend.texi: Document __builtin_isinf_sign.
12662 * fold-const.c (operand_equal_p): Handle COND_EXPR.
12664 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
12666 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
12667 EH cleanup at the end of the pass, search for those that have been
12668 turned into forwarder blocks and do the cleanup on their successor.
12670 2008-05-18 Richard Guenther <rguenther@suse.de>
12672 * tree-cfg.c (verify_gimple_expr): Allow conversions from
12673 pointers to sizetype and vice versa.
12675 2008-05-18 Xinliang David Li <davidxl@google.com>
12677 * gcc/tree-ssa-dce.c: Coding style fix.
12678 (check_pow): Documentation comment.
12679 (check_log): Documenation comment. Coding style fix.
12680 (is_unnecessary_except_errno_call): Ditto.
12681 (gen_conditions_for_pow): Ditto.
12682 (gen_conditions_for_log): Ditto.
12683 (gen_shrink_wrap_conditions): Ditto.
12684 (shrink_wrap_one_built_in_calls): Ditto.
12685 * gcc/doc/invoke.texi: Better documentation string.
12686 * ChangeLog: Fix wrong change log entries from
12687 May 17 checkin on function call DCE.
12689 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
12691 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
12693 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12695 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
12696 * df-problems.c (simulation routines): Fixed block comment to
12697 properly say how to add forwards scanning functions.
12699 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12701 * tree-inline.c (setup_one_parameter): Remove dead code.
12703 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12705 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
12706 a BIT_AND_EXPR only for an INTEGER_TYPE.
12708 2008-05-17 Xinliang David Li <davidxl@google.com>
12710 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
12711 (check_pow, check_log, is_unnecessary_except_errno_call): New
12712 functions to check for eliminating math functions that are pure
12713 except for setting errno.
12714 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
12715 general condition expressions for shrink-wrapping pow/log calls.
12716 (gen_shrink_wrap_conditions): Ditto.
12717 (shrink_wrap_one_built_in_call): Ditto.
12718 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
12719 (mark_operand_necessary): If debugging, output if OP is necessary.
12720 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
12722 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
12724 * gcc/common.opt: New user flag -ftree-builtin-dce.
12725 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
12727 2008-05-16 David S. Miller <davem@davemloft.net>
12729 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
12730 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12732 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
12735 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
12737 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12739 * ifcvt.c (dead_or_predicable): Rename
12740 df_simulate_one_insn_backwards to df_simulate_one_insn.
12741 * recog.c (peephole2_optimize): Ditto.
12742 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
12744 * df.h: Rename df_simulate_one_insn_backwards to
12745 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
12746 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
12747 scanning of defs and uses.
12748 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
12749 (df_simulate_one_insn_forwards): Removed.
12751 2008-05-16 Doug Kwan <dougkwan@google.com>
12753 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
12755 (real_from_string): Handle NaNs and Inf as approriate.
12757 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12759 * doc/gty.texi (Source Files Containing Type Information): Note
12760 that headers should appear first in the gtfiles list.
12762 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12764 * tree.def (COND_EXEC): Properly documented this code.
12766 2008-05-16 Diego Novillo <dnovillo@google.com>
12768 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
12769 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
12772 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12774 * tree-ssa-dse (max_stmt_uid): Removed.
12775 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
12776 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
12777 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
12778 * function.h (cfun.last_stmt_uid): New field.
12779 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
12780 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
12782 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
12783 (create_stmt_ann): Initialize the ann->uid field.
12784 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
12786 * tree-flow.h (renumber_gimple_stmt_uids): New function.
12788 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12790 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
12791 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
12792 (init_empty_tree_cfg): Call it.
12794 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12796 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
12799 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12801 * doc/invoke.text (-fdump-tree-*-verbose): New option.
12802 * tree-dump.c (dump_options): New verbose option.
12803 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
12805 * tree-pass.h (TDF_VERBOSE): New dump flag.
12806 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
12807 (tree-flow.h): Added include.
12808 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
12810 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
12812 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
12814 From Jie Zhang <jie.zhang@analog.com>
12815 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12816 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
12817 mcpu=bf561-none and mcpu=bf561-0.2.
12818 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12819 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12820 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12821 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12822 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
12823 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
12824 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
12826 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
12827 (cputype_selected): Remove.
12828 (bfin_handle_option): Don't use cputype_selected.
12829 (override_options): When no mcpu option, enable all workarounds.
12830 Don't use bfin_workarounds.
12831 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
12833 (DEFAULT_CPU_TYPE): Don't define.
12835 2008-05-16 Richard Guenther <rguenther@suse.de>
12837 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
12838 on deletion of the last stmt.
12840 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12842 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
12843 V8HImode for SSE2 and V16QImode for SSE4.1.
12845 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12847 * cgraph.h (compute_inline_parameters): Made public.
12848 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
12849 variable_generate_summary, function_write_summary,
12850 variable_write_summary, variable_read_summary. Added generate_summary,
12851 write_summary, read_summary.
12852 * cgraphunit.c (cgraph_process_new_functions): Changed call from
12853 pass_ipa_inline.function_generate_summary, to
12854 compute_inline_parameters.
12855 * ipa-inline.c (compute_inline_parameters): Made public and added
12857 (compute_inline_parameters_for_current): New function.
12858 (pass_inline_param): Now calls compute_inline_parameters_for_current.
12859 (inline_generate_summary): Removed parameter and made to loop over
12861 (pass_ipa_inline): Updated for new IPA_PASS structure.
12862 * passes.c (execute_ipa_summary_passes): Now is called once per
12863 pass rather than once per node*pass.
12865 2008-05-15 Anatoly Sokolov <aesok@post.ru>
12867 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
12868 avr_have_mul_p, avr_asm_only_p): Remove variables.
12869 (avr_override_options): Remove initialization of removed variables.
12870 (avr_file_start): Convert removed variables to fields of
12871 'struct base_arch_s *avr_current_arch'.
12872 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
12873 (AVR_HAVE_MUL): (Ditto.).
12874 (AVR_HAVE_MOVW): (Ditto.).
12875 (AVR_HAVE_LPMX): (Ditto.).
12876 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
12877 avr_asm_only_p): Remove declaration.
12879 2008-05-15 Diego Novillo <dnovillo@google.com>
12881 * config/arm/arm.c (arm_return_in_memory): Fix return type.
12882 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
12884 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
12886 PR middle-end/36194
12887 * combine.c (check_conversion): Rename back to check_promoted_subreg.
12888 Don't call record_truncated_value from here.
12889 (record_truncated_value): Turn it into a for_each_rtx callback.
12890 (record_truncated_values): New function.
12891 (combine_instructions): Call note_uses with record_truncated_values.
12892 Change name of check_conversion to check_promoted_subreg.
12894 2008-05-15 Janis Johnson <janis187@us.ibm.com>
12896 * doc/sourcebuild.texi: Document support for torture tests.
12898 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12900 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
12901 to alternative 4 of operand 2.
12903 2008-05-15 Richard Guenther <rguenther@suse.de>
12905 * tree-pass.h (current_pass): Declare.
12906 (get_pass_for_id): Likewise.
12907 * passes.c (passes_by_id, passes_by_id_size): New globals.
12908 (set_pass_for_id): New function.
12909 (get_pass_for_id): Likewise.
12910 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
12911 (execute_function_todo): Flush per function statistics.
12912 * toplev.c (compile_file): Init statistics.
12913 (general_init): Do early statistics initialization.
12914 (finalize): Finish statistics.
12915 * statistics.h (statistics_early_init): Declare.
12916 (statistics_init): Likewise.
12917 (statistics_fini): Likewise.
12918 (statistics_fini_pass): Likewise.
12919 (statistics_counter_event): Likewise.
12920 (statistics_histogram_event): Likewise.
12921 * statistics.c: New file.
12922 * Makefile.in (OBJS-common): Add statistics.o.
12923 (statistics.o): Add dependencies.
12924 * doc/invoke.texi (-fdump-statistics): Document.
12926 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
12927 (insert): Likewise.
12928 (execute_pre): Use statistics_counter_event.
12929 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
12930 (substitute_and_fold): Increment it. Use statistics_counter_event.
12932 2008-05-15 Diego Novillo <dnovillo@google.com>
12934 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
12936 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
12937 * tree-ssa-alias.c (new_type_alias): Remove references to
12938 sub-variables from comment.
12939 * tree-ssa-operands.c (swap_tree_operands): Likewise.
12941 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12943 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
12944 attribute to 1 only for insertps alternative.
12946 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12948 * config/bfin/bfin.md (loadbytes): New pattern.
12949 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
12950 (bfin_init_builtins): Initialize it.
12951 (bdesc_1arg): Add it.
12953 2008-05-15 Sa Liu <saliu@de.ibm.com>
12955 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
12956 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
12957 * testsuite/lib/target-supports.exp: Add
12958 check_effective_target_fortran_integer_16.
12960 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12962 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
12963 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
12964 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
12965 (TARGET_RETURN_IN_MEMORY): Define.
12967 2008-05-15 Richard Guenther <rguenther@suse.de>
12969 PR middle-end/36244
12970 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
12971 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
12972 represent unmodifiable vars.
12974 2008-05-15 Richard Guenther <rguenther@suse.de>
12976 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
12977 INDIRECT_REF and TARGET_MEM_REF.
12978 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
12981 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12982 H.J. Lu <hongjiu.lu@intel.com>
12984 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
12985 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
12986 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
12987 insn alternatives. Add missing alternatives.
12988 (*vec_concatv2di_rex64_sse4_1): Likewise.
12989 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
12990 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
12991 Require TARGET_SSE.
12993 2008-05-15 Richard Guenther <rguenther@suse.de>
12995 PR tree-optimization/36009
12996 PR tree-optimization/36204
12997 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
12998 (determine_invariantness_stmt): Record the loop a store is
12999 always executed in.
13000 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
13003 2008-05-15 Richard Guenther <rguenther@suse.de>
13005 PR tree-optimization/34330
13006 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
13007 through the pointer will alias the SMT.
13009 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
13011 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
13013 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
13015 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
13017 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13018 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13020 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
13021 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
13022 (vashl_optab): New optab for vector/vector shifts.
13023 (vashr_optab): Ditto.
13024 (vlshr_optab): Ditto.
13025 (vrotl_optab): Ditto.
13026 (vrotr_optab): Ditto.
13027 (optab_subtype): New enum for optab_for_tree_code call.
13028 (optab_for_tree_code): Add enum optab_subtype argument.
13030 * optabs.c (optab_for_tree_code): Take an additional argument to
13031 distinguish between a vector shift by a scalar and vector shift by
13032 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
13033 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
13034 vector shift by a vector.
13035 (expand_widen_pattern_expr): Pass additional argument to
13036 optab_for_tree_code.
13038 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
13039 vrotl_optab, vrotr_optab.
13041 * expr.c (expand_expr_real_1): Update calls to
13042 optab_for_tree_code to distinguish between vector shifted by a
13043 scalar and vector shifted by a vector.
13044 * tree-vectorizer.c (supportable_widening_operation): Ditto.
13045 (supportable_narrowing_operation): Ditto.
13046 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
13047 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
13048 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
13049 (vect_create_epilog_for_reduction): Ditto.
13050 (vectorizable_reduction): Ditto.
13051 (vectorizable_operation): Ditto.
13052 (vect_strided_store_supported): Ditto.
13053 (vect_strided_load_supported): Ditto.
13054 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13055 * expmed.c (expand_shift): Ditto.
13057 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
13059 (ashr@var{m}3): Ditto.
13060 (vashl@var{m}3): Document new vector/vector shift standard name.
13061 (vashr@var{m}3): Ditto.
13062 (vlshr@var{m}3): Ditto.
13063 (vrotl@var{m}3): Ditto.
13064 (vrotr@var{m}3): Ditto.
13066 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
13067 (PPERM_INVERT): Ditto.
13068 (PPERM_REVERSE): Ditto.
13069 (PPERM_REV_INV): Ditto.
13070 (PPERM_ZERO): Ditto.
13071 (PPERM_ONES): Ditto.
13072 (PPERM_SIGN): Ditto.
13073 (PPERM_INV_SIGN): Ditto.
13074 (PPERM_SRC1): Ditto.
13075 (PPERM_SRC2): Ditto.
13077 * config/i386/sse.md (mulv2di3): Add SSE5 support.
13078 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
13079 allows a memory operand to be the value being added, and split it
13080 to improve vectorization.
13081 (sse5_pmacsdqh_mem): Ditto.
13082 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
13083 (sse5_mulv2div2di3_high): Ditto.
13084 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
13085 (vec_pack_trunc_v4si): Ditto.
13086 (vec_pack_trunc_v2di): Ditto.
13087 (sse5_pcmov_<mode>): Remove code that tried to use use
13088 andps/andnps instead of pcmov.
13089 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
13090 pmacsdqh instructions.
13091 (vec_widen_smult_lo_v4si): Ditto.
13093 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
13094 (PPERM_INVERT): Ditto.
13095 (PPERM_REVERSE): Ditto.
13096 (PPERM_REV_INV): Ditto.
13097 (PPERM_ZERO): Ditto.
13098 (PPERM_ONES): Ditto.
13099 (PPERM_SIGN): Ditto.
13100 (PPERM_INV_SIGN): Ditto.
13101 (PPERM_SRC1): Ditto.
13102 (PPERM_SRC2): Ditto.
13103 (ix86_expand_sse_movcc): Move the SSE5 test after the if
13105 (ix86_expand_int_vcond): If SSE5 generate all possible integer
13107 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
13108 says ignore whether the last reference is a memory operand.
13110 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13111 Paolo Bonzini <bonzini at gnu dot org>
13113 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
13116 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
13117 (vlshr<mode>3): Rename from vlshr<mode>3.
13118 (vashr<mode>3): Rename from vashr<mode>3.
13119 (mulv4sf3): Change the names of vector shift patterns.
13123 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
13126 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
13151 * config/spu/spu.md (v): New iterator macro to add v for vector types.
13152 (floatunssidf2_internal): Change vector/vector shift names.
13153 (floatunsdidf2_internal): Ditto.
13160 (vashl<mode>3): Rename from ashl<mode>3.
13161 (vashr<mode>3): Rename from ashr<mode>3.
13162 (vlshr<mode>3): Rename from lshr<mode>3.
13163 (vrotl<mode>3): Rename from rotl<mode>3.
13165 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13168 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
13169 multiply gives the wrong value when doing widening multiplies.
13170 (vec_widen_smult_lo_v4si): Ditto.
13172 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13174 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
13175 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
13176 emit_library_call_value.
13177 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
13178 * tree.h (ECF_LIBCALL_BLOCK): Removed.
13179 * calls.c (initialize_argument_information, precompute_arguments,
13180 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
13181 (precompute_arguments): Removed flags parameter.
13182 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
13184 2008-05-14 Richard Guenther <rguenther@suse.de>
13186 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
13187 Make sure to register the store if the use is a PHI_NODE.
13189 2008-05-14 Olivier Hainque <hainque@adacore.com>
13191 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
13192 memory if the component is to be referenced in BLKmode according
13193 to get_inner_reference.
13195 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
13197 * calls.c (emit_library_call_value_1): Restore code clearing
13198 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
13200 2008-05-14 Olivier Hainque <hainque@adacore.com>
13201 Nicolas Roche <roche@adacore.com>
13203 * configure.ac: Add support for a "gcc_subdir" variable in
13204 config-lang.in, to denote a subdirectory where the language/GCC
13205 integration files are to be found.
13206 * configure: Regenerate.
13208 2008-05-14 Ira Rosen <irar@il.ibm.com>
13210 PR tree-optimization/36098
13211 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
13212 value for the first load in the group in case of a gap.
13213 (vect_build_slp_tree): Check that there are no gaps in loads.
13215 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13217 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
13218 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
13219 expand_copysign_bit, ): Change call to emit_no_conflict_block to
13220 emit_insn and remove unneeded code to construct extra args.
13221 (emit_no_conflict_block): Removed.
13222 * optabls.h: (emit_no_conflict_block): Removed.
13223 * cse.c (cse_extended_basic_block): Remove search for
13224 REG_NO_CONFLICT note.
13225 * global.c: Removed incorrect comment added in revision 117.
13226 * expr.c (convert_move): Change call to emit_no_conflict_block to
13228 * recog.c: Change comments so that they do not mention
13230 * local_alloc.c (combine_regs): Removed last parameter.
13231 (no_conflict_p): Removed.
13232 (block_alloc): Removed note, no_conflict_combined_regno and set
13233 local vars. Removed all code to process REG_NO_CONFLICT blocks.
13234 (combine_regs): Removed already_dead and code to look for
13235 REG_NO_CONFLICT notes.
13236 * lower_subreg (remove_retval_note): Removed code to look for
13237 REG_NO_CONFLICT block.
13238 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
13239 (resolve_clobber): Remove code to process libcalls that have
13240 REG_NO_CONFLICT notes.
13241 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
13243 * combine.c (can_combine_p, distribute_notes): Removed
13244 REG_NO_CONFLICT case.
13245 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
13247 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
13248 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
13250 * reg-notes.def (NO_CONFLICT): Removed.
13252 2008-05-14 David S. Miller <davem@davemloft.net>
13254 * config/sparc/sparc.c (sparc_profile_hook): If
13255 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
13256 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
13257 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
13259 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
13261 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
13263 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
13266 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
13267 and op1 expansion before vector concat to have less live pseudos.
13269 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
13271 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
13272 ix86_expand_vector_set if supported.
13274 2008-05-13 Diego Novillo <dnovillo@google.com>
13275 Kenneth Zadeck <zadeck@naturalbridge.com>
13277 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
13279 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
13280 phinodes_print_statistics, init_ssanames, fini_ssanames,
13281 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
13282 release_ssa_name, release_defs, replace_ssa_name_symbol,
13283 ssanames_print_statistics): Move ...
13284 * tree-flow.h: ... here.
13285 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
13286 Use FN instead of cfun.
13287 (make_ssa_name_fn): Rename from make_ssa_name.
13288 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
13289 * tree-flow-inline.h (make_ssa_name): Move from
13290 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
13291 * omp-low.c (expand_omp_parallel):
13292 * tree-flow-inline.h (redirect_edge_var_map_result):
13293 * tree-ssa.c (init_tree_ssa): Add argument FN.
13294 Use it instead of cfun. Update all users.
13296 2008-05-13 Tom Tromey <tromey@redhat.com>
13298 PR preprocessor/22168:
13299 * doc/cpp.texi (Top): Update menu.
13300 (Alternatives to Wrapper #ifndef): New node.
13301 (Other Directives): Document deprecation.
13302 (Obsolete Features): Remove menu.
13303 (Assertions): Merge node into Obsolete Features.
13304 (Obsolete once-only headers): Move earlier; rename to Alternatives
13305 to Wrapper #ifndef.
13306 * doc/cppopts.texi: Update.
13307 * c.opt (Wdeprecated): Enable for C and ObjC.
13308 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
13309 (C++ Dialect Options): Move -Wno-deprecated from here to...
13310 (Warning Options): ... here.
13312 2008-05-13 Richard Guenther <rguenther@suse.de>
13314 PR middle-end/36227
13315 * fold-const.c (fold_sign_changed_comparison): Do not allow
13316 changes in pointer-ness.
13318 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13321 * config/sh/sh.c (sh_expand_prologue): Don't clear
13322 RTX_FRAME_RELATED_P for push insns.
13324 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
13326 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
13328 2008-05-12 Anatoly Sokolov <aesok@post.ru>
13330 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
13331 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
13332 Use 'machine->is_leaf' instead of 'leaf_func_p'.
13334 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
13336 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
13337 (*vec_concatv4sf_sse): This.
13338 (*sse2_concatv2si): Renamed to ...
13339 (*vec_concatv2si_sse2): This.
13340 (*sse1_concatv2si): Renamed to ...
13341 (*vec_concatv2si_sse): This.
13342 (*vec_concatv2di_rex): Renamed to ...
13343 (*vec_concatv2di_rex64): This.
13344 (*vec_concatv2si_sse4_1): New.
13345 (*vec_concatv2di_rex64_sse4_1): Likewise.
13347 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
13349 PR rtl-optimization/36111
13350 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
13351 that was created for swappable operands.
13353 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
13356 * Makefile.in: Substitute GNATMAKE and GNATBIND.
13357 * configure.ac: Add call to ACX_PROG_GNAT.
13359 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
13361 * optc-gen.awk: Fix comment typo.
13363 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13365 * pretty-print.c (pp_integer_with_precision): Use
13366 HOST_LONG_LONG_FORMAT.
13368 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
13370 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
13372 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
13374 * config/i386/i386.c (bdesc_ptest): Removed.
13375 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
13376 (bdesc_args): Add __builtin_ia32_ptestz128,
13377 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
13378 (ix86_init_mmx_sse_builtins): Updated.
13379 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
13380 (ix86_expand_builtin): Updated.
13382 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
13384 * tree-cfg.c (valid_fixed_convert_types_p): New function.
13385 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
13387 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
13389 * value-prof.c (interesting_stringop_to_profile): Do not
13390 return early for BUILT_IN_MEMPCPY.
13392 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
13394 * calls.c (expand_call): Don't use callgraph to increase
13395 preferred_stack_boundary.
13397 * cgraph.h (cgraph_rtl_info): Use unsigned on
13398 preferred_incoming_stack_boundary.
13400 * final.c (rest_of_clean_state): Use unsigned on
13401 preferred_stack_boundary.
13403 2008-05-09 Tom Tromey <tromey@redhat.com>
13405 PR preprocessor/22231:
13406 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
13409 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
13411 PR tree-optimization/36129
13412 * tree-ssa-ccp.c: Include value-prof.h.
13413 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
13414 built-in function was folded to a constant.
13415 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
13417 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
13418 Sebastian Pop <sebastian.pop@amd.com>
13420 * tree-scalar-evolution.c: Document instantiate_scev.
13421 (instantiate_parameters_1): Renamed instantiate_scev_1.
13422 Don't use the same loop for instantiation_loop and evolution_loop.
13423 (instantiate_scev): New.
13424 (instantiate_parameters): Moved...
13425 (resolve_mixers): Update call to instantiate_scev_1 to pass the
13426 same loop twice. Maintains the semantics for this function.
13427 * tree-scalar-evolution.h (instantiate_scev): Declare.
13428 (instantiate_parameters): ...here. Now static inline.
13429 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
13430 instead of resolve_mixers.
13432 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13434 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
13436 2008-05-09 Tomas Bily <tbily@suse.cz>
13438 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
13439 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
13440 * tree-ssa-structalias.c (get_constraint_for): Likewise.
13441 * c-common.c (c_common_truthvalue_conversion): Likewise.
13442 * tree-object-size.c (compute_object_offset): Likewise.
13443 * tree-inline.c (estimate_num_insns_1): Likewise.
13444 * varasm.c (const_hash_1, compare_constant, copy_constant)
13445 (compute_reloc_for_constant, output_addressed_constants)
13446 (initializer_constant_valid_p): Likewise.
13447 * c-omp.c (check_omp_for_incr_expr): Likewise.
13448 * gimplify.c (gimplify_expr): Likewise.
13449 * c-typeck.c (c_finish_return): Likewise.
13450 * tree-vectorizer.c (supportable_widening_operation)
13451 (supportable_narrowing_operation): Likewise.
13452 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
13453 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
13454 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
13455 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
13456 (descr_info_loc): Likewise.
13457 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
13458 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
13459 (fold_unary): Likewise.
13460 * builtins.c (get_pointer_alignment): Likewise.
13461 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
13462 (instantiate_parameters_1): Likewise.
13463 * tree.c (expr_align, stabilize_reference): Likewise.
13464 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
13465 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
13466 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
13467 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
13468 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
13469 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
13471 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
13472 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
13473 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
13474 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
13475 (forward_propagate_comparison)
13476 (tree_ssa_forward_propagate_single_use_vars): Likewise.
13477 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
13478 * emit-rtl.c (component_ref_for_mem_expr)
13479 (set_mem_attributes_minus_bitpos): Likewise.
13480 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13481 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
13483 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
13484 (build_function_call, pointer_diff, build_compound_expr)
13485 (c_finish_return): Likewise.
13486 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
13487 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
13489 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
13490 * expr.c (is_aligning_offset): Likewise.
13491 * tree-ssa-alias.c (is_escape_site): Likewise.
13492 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
13493 (check_all_va_list_escapes): Likewise.
13494 * tree-ssa-loop-ivopts.c (determine_base_object)
13495 (determine_common_wider_type): Likewise.
13496 * dojump.c (do_jump): Likewise.
13497 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
13498 * tree-gimple.c (is_gimple_cast): Likewise.
13499 * fold-const.c (decode_field_reference, )
13500 (fold_sign_changed_comparison, fold_unary, fold_comparison)
13501 (fold_binary): Likewise.
13502 * tree-ssa-alias-warnings.c (find_alias_site_helper)
13503 (already_warned_in_frontend_p): Likewise.
13504 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
13505 * tree.c (really_constant_p, get_unwidened): Likewise.
13506 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
13507 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
13508 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
13510 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
13512 (CONVERT_EXPR_P): Define.
13513 (CASE_CONVERT): Define.
13515 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
13517 PR middle-end/36117
13518 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
13519 (delete_unmarked_insns): When deleting a call, call
13520 delete_unreachable_blocks.
13521 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13522 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
13524 2008-05-08 Richard Guenther <rguenther@suse.de>
13526 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
13527 (-ftree-salias): Likewise.
13528 (salias-max-implicit-fields): Remove param documentation.
13529 (salias-max-array-elements): Likewise.
13530 * tree-pass.h (pass_create_structure_vars): Remove.
13531 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13532 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13533 * tree-ssa-alias.c (create_structure_vars): Remove.
13534 (gate_structure_vars): Likewise.
13535 (pass_create_structure_vars): Likewise.
13536 (gate_build_alias): Likewise.
13537 (pass_build_alias): Adjust to run always and dump the function.
13538 * common.opt (ftree-salias): Hide.
13539 * passes.c (init_optimization_passes): Remove
13540 pass_create_structure_vars, adjust comment.
13541 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13542 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13543 * opts.c (decode_options): Do not set flag_tree_salias.
13544 (common_handle_option): Add OPT_ftree_salias to the backward
13545 compatibility section.
13547 2008-05-08 Richard Guenther <rguenther@suse.de>
13549 * tree-flow-inline.h (var_can_have_subvars): Move ...
13550 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
13551 * tree-flow.h (var_can_have_subvars): Remove.
13552 (push_fields_onto_fieldstack): Remove.
13553 (sort_fieldstack): Likewise.
13554 (struct fieldoff): Move ...
13555 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
13556 alias_set and base_for_components fields.
13557 (sort_fieldstack): Make static.
13558 (push_fields_onto_fieldstack): Likewise. Remove code that
13559 handles anything but RECORD_TYPEs. Remove alias_set and
13560 base_for_components handling.
13561 (create_variable_info_for): Adjust.
13563 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
13565 * common.opt (Wframe-larger-than=): Shorten the help message
13567 * doc/invoke.texi (Wframe-larger-than=): Add more description.
13569 2008-05-08 Rafael Espíndola <espindola@google.com>
13571 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
13573 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
13574 trap and that both operands are gimple values.
13575 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
13576 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
13579 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13581 * read-rtl.c (join_c_conditions): Return the first string if the
13582 two strings are equal.
13584 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13586 * gensupport.h (pred_data): Add a "num_codes" field.
13587 (add_predicate_code): Declare.
13588 * gensupport.c (add_predicate_code): New function.
13589 (std_pred_table): Add an "allows_const_p" field.
13590 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
13591 Remove the (incomplete) list of such codes from the codes field.
13592 (init_predicate_table): Use add_predicate_code. Add all
13593 RTX_CONST_OBJs if allows_const_p is true.
13594 * genrecog.c (process_define_predicate): Use add_predicate_code.
13596 2008-05-08 David Daney <ddaney@avtrex.com>
13597 Richard Sandiford <rsandifo@nildram.co.uk>
13599 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
13600 special case of constant zero operands.
13601 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
13602 old and new values. Special case constant zero values.
13603 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
13605 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
13606 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
13608 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
13611 * simplify-rtx.c (simplify_plus_minus): Create CONST of
13612 similar RTX_CONST_OBJ before CONST_INT.
13614 2008-05-08 Steve Ellcey <sje@cup.hp.com>
13616 * stmt.c (expand_stack_restore): Change sa mode if needed.
13618 2008-05-08 Richard Guenther <rguenther@suse.de>
13620 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
13621 return type to bool.
13622 (ix86_sol10_return_in_memory): Likewise.
13623 (ix86_i386elf_return_in_memory): Likewise.
13624 (ix86_i386interix_return_in_memory): Likewise.
13625 * config/i386/i386.c (ix86_return_in_memory): Likewise.
13626 (ix86_sol10_return_in_memory): Likewise.
13627 (ix86_i386elf_return_in_memory): Likewise.
13628 (ix86_i386interix_return_in_memory): Likewise.
13630 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13633 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
13635 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
13636 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
13639 2008-05-08 Richard Guenther <rguenther@suse.de>
13641 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
13642 * tree-data-ref.h (struct dr_alias): Remove subvars field.
13643 (DR_SUBVARS): Remove.
13644 * tree-dfa.c (dump_subvars_for): Remove.
13645 (debug_subvars_for): Likewise.
13646 (dump_variable): Do not dump subvars.
13647 (remove_referenced_var): Do not remove subvars.
13648 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
13649 (lookup_subvars_for_var): Remove.
13650 (get_subvars_for_var): Likewise.
13651 (get_subvars_at): Likewise.
13652 (get_first_overlapping_subvar): Likewise.
13653 (overlap_subvar): Likewise.
13654 * tree-flow.h (subvar_t): Remove.
13655 (struct var_ann_d): Remove subvars field.
13656 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
13657 argument. Remove special handling of SFTs.
13658 (compute_tag_properties): Likewise.
13659 (set_initial_properties): Likewise.
13660 (compute_call_clobbered): Likewise.
13661 (count_mem_refs): Likewise.
13662 (compute_memory_partitions): Likewise.
13663 (compute_flow_insensitive_aliasing): Likewise.
13664 (setup_pointers_and_addressables): Likewise.
13665 (new_type_alias): Likewise.
13666 (struct used_part): Remove.
13667 (used_portions): Likewise.
13668 (struct used_part_map): Likewise.
13669 (used_part_map_eq): Likewise.
13670 (used_part_map_hash): Likewise.
13671 (free_used_part_map): Likewise.
13672 (up_lookup): Likewise.
13673 (up_insert): Likewise.
13674 (get_or_create_used_part_for): Likewise.
13675 (create_sft): Likewise.
13676 (create_overlap_variables_for): Likewise.
13677 (find_used_portions): Likewise.
13678 (create_structure_vars): Likewise.
13679 * tree.def (STRUCT_FIELD_TAG): Remove.
13680 * tree.h (MTAG_P): Adjust.
13681 (struct tree_memory_tag): Remove base_for_components and
13682 unpartitionable flags.
13683 (struct tree_struct_field_tag): Remove.
13684 (SFT_PARENT_VAR): Likewise.
13685 (SFT_OFFSET): Likewise.
13686 (SFT_SIZE): Likewise.
13687 (SFT_NONADDRESSABLE_P): Likewise.
13688 (SFT_ALIAS_SET): Likewise.
13689 (SFT_UNPARTITIONABLE_P): Likewise.
13690 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
13691 (union tree_node): Remove sft field.
13692 * alias.c (get_alias_set): Remove special handling of SFTs.
13693 * print-tree.c (print_node): Remove handling of SFTs.
13694 * tree-dump.c (dequeue_and_dump): Likewise.
13695 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
13696 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
13697 * tree-predcom.c (set_alias_info): Do not set subvars.
13698 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
13699 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
13700 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
13701 (add_vars_for_offset): Remove.
13702 (add_virtual_operand): Remove special handling of SFTs.
13703 (add_call_clobber_ops): Likewise.
13704 (add_call_read_ops): Likewise.
13705 (get_asm_expr_operands): Likewise.
13706 (get_modify_stmt_operands): Likewise.
13707 (get_expr_operands): Likewise.
13708 (add_to_addressable_set): Likewise.
13709 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
13710 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13711 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
13712 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
13713 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
13714 (tree_node_structure): Likewise.
13715 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
13717 (find_what_p_points_to): Likewise.
13719 2008-05-08 Sa Liu <saliu@de.ibm.com>
13721 * config/spu/spu.md: Fixed subti3 pattern.
13723 2008-05-08 Richard Guenther <rguenther@suse.de>
13725 PR middle-end/36154
13726 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
13727 sure to create a representative for trailing arrays for PTA.
13729 2008-05-08 Richard Guenther <rguenther@suse.de>
13731 PR middle-end/36172
13732 * fold-const.c (operand_equal_p): Two objects which types
13733 differ in pointerness are not equal.
13735 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13737 * calls.c (compute_argument_block_size): Add argument tree fndecl.
13738 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
13739 (emit_library_call_value_1): Add new variable fndecl initialized by
13740 NULL_TREE. It should be the decl type of orgfun, but this information
13741 seems not to be available here, so it uses the default calling abi.
13742 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
13743 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
13744 by TARGET_RETURN_IN_MEMORY.
13745 * config/i386/i386-interix.h: Likewise.
13746 * config/i386/i386.h: Likewise.
13747 * config/i386/i386elf.h: Likewise.
13748 * config/i386/ptx4-i.h: Likewise.
13749 * config/i386/sol2-10.h: Likewise.
13750 * config/i386/sysv4.h: Likewise.
13751 * config/i386/vx-common.h: Likewise.
13752 * config/cris/cris.h: Removed #if 0 clause.
13753 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
13754 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
13756 (ix86_sol10_return_in_memory): Likewise.
13757 (ix86_i386elf_return_in_memory): New.
13758 (ix86_i386interix_return_in_memory): New.
13759 * config/mt/mt-protos.h (mt_return_in_memory): New.
13760 * config/mt/mt.c: Likewise.
13761 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13762 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
13763 * config/bfin/bfin.h: Likewise.
13764 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
13766 * config/bfin/bfin.c: Likewise.
13767 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13768 * config/alpha/unicosmk.h: Likewise.
13769 * config/i386/cygming.h: Likewise.
13770 * config/iq2000/iq2000.h: Likewise.
13771 * config/mips/mips.h: Likewise.
13772 * config/mn10300/mn10300.h: Likewise.
13773 * config/rs6000/rs6000.h: Likewise.
13774 * config/score/score.h: Likewise.
13775 * config/spu/spu.h: Likewise.
13776 * config/v850/v850.h: Likewise.
13777 * defaults.h: Likewise.
13778 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
13779 * expr.c (emit_block_move): Adjust use of
13780 OUTGOING_REG_PARM_STACK_SPACE.
13781 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
13782 OUTGOING_REG_PARM_STACK_SPACE.
13783 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
13785 2008-05-08 Jakub Jelinek <jakub@redhat.com>
13787 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
13788 on OMP_RETURN for OMP_FOR.
13791 * dwarf2out.c (dw_expand_expr, common_check): Removed.
13792 (fortran_common): New function.
13793 (gen_variable_die): Call fortran_common instead of common_check,
13794 adjust for it returning tree instead of rtx. Formatting.
13796 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
13800 * see.c (see_copy_insn): Copy new pure const attributes for new call.
13801 * c-decl.c (merge_decls): Ditto.
13802 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
13803 to RTL_CONST_OR_PURE_CALL_P.
13804 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
13805 Initialized DECL_LOOPING_CONST_PURE.
13806 (process_call_operands): Set tree_side_effects properly.
13807 * tree.h (TREE_READONLY_DECL_P): Removed.
13808 (DECL_IS_PURE): Renamed to DECL_PURE_P.
13809 (DECL_LOOPING_OR_CONST_P): New macro.
13810 (struct tree_function_decl): Added looping_const_or_pure_p.
13811 (ECF_*) Renumbered.
13812 (ECF_LOOPING_OR_CONST_P): New macro.
13813 * rtlanal.c (pure_const_p): Removed.
13814 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
13815 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
13816 to RTL_CONST_CALL_P.
13817 * ipa-pure-const.c (pure_const_state_e): Added looping field.
13818 (check_decl, check_tree, check_call, scan_function): Initialize
13820 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
13821 (static_execute): Set looping true for recursive functions.
13822 Undo setting state to IPA_NEITHER for recursive functions.
13823 * cse.c (cse_insn):
13824 * ifcvt.c (noce_can_store_speculate_p): Changed
13825 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
13826 RTL_CONST_OR_PURE_CALL_P.
13827 * dse.c (scan_insn): Ditto.
13828 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
13829 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
13830 RTL_CONST_OR_PURE_CALL_P.
13831 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
13832 pure_call_p to RTL_CONST_CALL_P.
13833 * gimplify.c (gimplify_call_expr): Clear side effects for
13834 non-looping pure and constant calls.
13835 * calls.c (emit_call_1): Set rtl flags from ecf flags.
13836 (flags_from_decl_or_type): Set ecf flags from decl flags.
13837 (initialize_argument_information): Turn off
13838 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
13839 Change const to pure if callee_copies is true rather than just
13841 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
13842 way of marking pure calls.
13843 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
13844 Remove hack that was supposed to fix pr7335 and remove old
13845 way of marking pure calls.
13846 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
13847 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
13848 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
13849 RTL_CONST_OR_PURE_CALL_P.
13850 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
13851 * loop-invariant.c (find_exits, find_invariant_bb): Changed
13852 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
13853 * sched-deps.c (schedule_analyze): Ditto.
13854 * rtl.h (struct rtx_def): Use call field, unchanging field, and
13855 return_val field of calls to represent pure and const function info.
13856 (CONST_OR_PURE_CALL_P): Deleted macro.
13857 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13858 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
13859 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
13861 * tree-optimize.c (execute_fixup_cfg): Added test for
13862 ECF_LOOPING_CONST_OR_PURE.
13863 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
13865 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
13866 effects for looping pure or const calls.
13867 (verify_gimple_expr): Added verification code.
13868 * config/alpha/alpha.c (alpha_legitimize_address,
13869 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
13871 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
13872 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
13873 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
13874 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
13875 RTL_CONST_OR_PURE_CALL_P.
13876 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
13877 and const calls to be deleted.
13879 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13882 * config/i386/mmx.md (mmx_subv2sf3): New expander.
13883 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
13884 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
13885 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13886 to handle nonimmediate operands.
13887 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
13888 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
13889 to handle nonimmediate operands.
13890 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
13891 (mmx_pmulhrwv4hi3): New expander. Use
13892 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13893 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
13894 (sse2_umulv1siv1di3): New expander. Use
13895 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13896 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
13897 (mmx_eq<mode>3): New expander. Use
13898 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13899 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
13900 (mmx_uavgv8qi3): New expander. Use
13901 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13902 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
13903 (mmx_uavgv4hi3): New expander. Use
13904 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13906 * config/i386/sse.md
13907 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
13908 to handle nonimmediate operands.
13909 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
13910 to handle nonimmediate operands.
13911 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
13912 to handle nonimmediate operands.
13913 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
13914 to handle nonimmediate operands.
13915 (sse2_unpckhpd_exp): New expander. Use
13916 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13917 (sse2_unpcklpd_exp): New expander. Use
13918 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13919 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
13920 to handle nonimmediate operands.
13921 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
13922 to handle nonimmediate operands.
13923 (*sse2_<plusminus_insn><mode>3): Rename from
13924 sse2_<plusminus_insn><mode>3 insn pattern.
13925 (sse2_<plusminus_insn><mode>3): New expander. Use
13926 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13927 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
13928 (sse2_umulv2siv2di3): New expander. Use
13929 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13930 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
13931 (sse4_1_mulv2siv2di3): New expander. Use
13932 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13933 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
13934 (sse2_pmaddwd): New expander. Use
13935 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13936 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
13937 (sse2_eq<mode>3): New expander. Use
13938 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13939 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
13940 (sse4_1_eqv2di3): New expander. Use
13941 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13942 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13943 (sse2_uavgv16qi3): New expander. Use
13944 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13945 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13946 (sse2_uavgv16qi3): New expander. Use
13947 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13948 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
13949 (sse2_uavgv8hi3): New expander. Use
13950 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13951 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
13952 (ssse3_pmulhrswv8hi3): New expander. Use
13953 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13954 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
13955 (ssse3_pmulhrswv4hi3): New expander. Use
13956 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13958 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
13959 (<sse>_vmmul<mode>3): Ditto.
13960 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
13962 (ssse3_pmaddubsw128): Use register_operand for operand 1.
13963 (ssse3_pmaddubsw): Ditto.
13965 * config/i386/i386.c (struct_builtin_description)
13966 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
13967 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
13968 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
13969 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
13970 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
13971 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
13972 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
13973 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
13974 (ix86_fixup_binary_operands): Assert that src1
13975 and src2 must have the same mode when swapped.
13976 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
13977 and ix86_binary_operator_ok. Do not force operands in registers
13980 2008-05-07 Jan Hubicka <jh@suse.cz>
13982 * cgraph.c (dump_cgraph_node): Update.
13983 * cgraph.h (cgraph_local_info): Break out inline summary.
13984 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
13986 * ipa-inline (inline_summary): New accestor function.
13987 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
13988 cgraph_decide_inlining, compute_inline_parameters): Update.
13989 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
13991 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13993 Cleanup ColdFire scheduling support and add V4 pipeline model.
13995 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
13996 (define_attr cpu): Add cfv4 value.
13997 (define_attr type, define_attr type1): Merge into a single 'type'
13998 attribute. Update all uses.
13999 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
14000 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
14002 (define_attr opx_mem, define_attr opy_mem): Remove.
14003 (define_attr op_mem): Clean up, update comment.
14004 (define_attr size): Use specific values instead of general int.
14005 (define_attr guess, define_attr split): Remove. Update all uses.
14006 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
14007 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
14008 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
14009 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
14010 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
14011 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
14012 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
14013 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
14014 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
14015 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
14016 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
14017 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
14018 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
14019 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
14020 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
14021 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
14022 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
14023 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
14024 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
14025 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
14026 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
14027 Update or set attributes.
14028 (stack_tie): New fake instruction.
14030 * config/m68k/m68k.h (TUNE_CFV4): New macro.
14031 (m68k_sched_attr_size): Update declaration.
14032 (m68k_sched_attr_type2): Remove.
14033 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
14034 Declare new bypass predicates.
14036 * config/m68k/m68k.c (m68k_sched_issue_rate,
14037 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
14039 (TARGET_SCHED_ISSUE_RATE,
14040 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
14041 (override_options): Handle scheduling for ColdFire V4 core.
14042 (m68k_expand_prologue): Emit stack_tie.
14043 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
14044 'OP_TYPE_FPN'. Update all uses.
14045 (sched_guess_p): Remove.
14046 (sched_address_type): Handle symbolic addresses.
14047 (sched_get_operand): New static function.
14048 (sched_operand_type): Merge into sched_attr_op_type.
14049 (sched_attr_op_type): Handle FP registers, handle quick constants,
14051 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
14052 (m68k_sched_attr_size): Update. Move logic to ...
14053 (sched_get_attr_size_int): New static function.
14054 (sched_get_opxy_mem_type): New static function.
14055 (m68k_sched_attr_op_mem): Update.
14056 (m68k_sched_attr_type2): Remove.
14057 (sched_cfv4_bypass_data): New static variable.
14058 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
14059 (m68k_sched_issue_rate): Implement scheduler hook.
14060 (struct _sched_ib: enabled_p): New field.
14061 (m68k_sched_variable_issue): Update. Handle V4.
14062 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
14063 sched_dump_class_func_t, sched_dump_split_class,
14064 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
14065 sched_dump_dfa_class, m68k_sched_dump): Remove.
14066 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
14068 (m68k_sched_init_global): Remove statisctics dumping, introduce
14069 sanity check that all instructions have pipeline reservations. Handle
14071 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
14072 Handle ColdFire V4 core.
14073 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
14074 New static functions.
14075 (m68k_sched_address_bypass_p): New bypass predicate.
14076 (sched_get_indexed_address_scale): New static function.
14077 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
14079 * cf.md: Update comments.
14080 (define_attr type2): Remove. Use 'type' attribute instead.
14082 (cf_ib): Rename to cfv123_ib. Update all uses.
14083 (cf_oep): Rename to cfv123_oep. Update all uses.
14084 (cf_chr): Rename to cfv123_chr. Update all uses.
14085 (cf_mem): Rename to cfv123_mem. Update all uses.
14086 (cf_mac): Move to more appropriate place.
14087 (cfv123_guess): New automaton and cpu_unit.
14088 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
14089 Update uses of 'size' attribute. Handle before reload scheduling.
14090 (cfv123_guess): New dummy reservation for unhandled instructions.
14091 (cfv4_*): Pipeline description of ColdFire V4 core.
14092 (ignore): New reservation to handle 'ignore' type.
14094 2008-05-07 Ian Lance Taylor <iant@google.com>
14096 PR middle-end/36013
14097 * gimplify.c (find_single_pointer_decl_1): Don't look through
14099 (find_single_pointer_decl): Adjust comments.
14101 2008-05-07 Jakub Jelinek <jakub@redhat.com>
14103 PR middle-end/36137
14104 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
14105 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
14107 PR middle-end/36106
14108 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
14109 integral type rather than floating point, then VIEW_CONVERT_EXPR
14110 to the floating point type.
14112 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
14114 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
14115 TFmode op0 to register.
14117 2008-05-07 Alan Modra <amodra@bigpond.net.au>
14119 * c-decl.c (grokdeclarator): Comment typo.
14121 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
14123 * tree-flow.h: Remove prototype for computed_goto_p.
14124 * tree-cfg.c (computed_goto_p): Make static.
14126 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
14129 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
14130 (contains_aligned_value_p): This. Handle _Decimal128.
14131 (ix86_function_arg_boundary): Only align _Decimal128 to its
14132 natural boundary and handle it properly.
14134 2008-05-06 Martin Jambor <mjambor@suse.cz>
14136 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
14137 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
14138 (ipcp_method_set_orig_node): Removed.
14139 (ipcp_cval_get_cvalue_type): Removed.
14140 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
14141 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
14142 (ipcp_cval_set_cvalue_type): Removed.
14143 (ipcp_cval_get_cvalue): Removed.
14144 (ipcp_cval_set_cvalue): Removed.
14145 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
14146 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
14147 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
14148 (ipcp_cval_meet): Renamed to ipa_lattice_meet
14149 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
14150 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
14151 (ipcp_get_ith_lattice): Changed parameters.
14152 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
14153 (ipcp_lattice_from_jfunc): Changed parameters.
14154 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
14155 (ipcp_method_cval_print): Added temporary variable info.
14156 (ipcp_redirect): Removed already unused local variable caller.
14157 (ipcp_redirect): New temporary variable orig_callee_info
14158 (ipcp_redirect): Removed newly unused local variable callee.
14159 (ipcp_redirect): Removed (a bit confusing) local variable type.
14160 (ipcp_insert_stage): Added local variable info.
14161 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
14163 (ipcp_formal_create): Removed.
14164 (ipcp_method_cval_set): Removed.
14165 (ipcp_propagate_stage): Renamed lattice variables.
14166 (ipcp_method_cval_set_cvalue_type): Removed.
14167 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
14168 (ipcp_print_all_lattices): Changed printed strings to refer to
14169 lattices rather than cvals.
14170 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
14171 (ipcp_propagate_const): Changed formal parameters.
14172 (build_const_val): Changed formal parameters.
14173 (ipcp_insert_stage): Removed useless variable cvalue
14174 (build_const_val): Changed formal parameters.
14175 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
14176 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
14177 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
14178 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
14179 (ipcp_print_func_profile_counts): Changed string from "method" to
14181 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
14182 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
14183 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
14184 (ipcp_structures_print): Renamed to ipcp_print_all_structures
14185 (ipcp_profile_print): Renamed to ipcp_print_profile_data
14186 (ipcp_lat_is_const): Changed parameters and made inline.
14187 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
14188 (ipcp_redirect): Renamed to ipcp_need_redirect_p
14189 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
14190 the predicate condition directly
14191 (ipcp_propagate_stage): Added local variable args. Removed local
14192 variable callee. (Both are mere code simplifications.)
14193 (ipcp_method_dont_insert_const): Renamed to
14194 ipcp_node_not_modifiable_p.
14195 (ipcp_node_not_modifiable_p): Made inline.
14196 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
14197 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
14198 (ipcp_print_all_lattices): Removed variable cvalue
14199 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
14202 2008-05-06 Olivier Hainque <hainque@adacore.com>
14204 * tree-sra.c (try_instantiate_multiple_fields): Early return
14205 if field has POINTER_TYPE.
14207 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
14209 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
14210 by using 'q' specifier for instruction.
14211 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
14213 2008-05-06 Anatoly Sokolov <aesok@post.ru>
14215 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14216 Change mode of zero_extract from QImode to HImode.
14217 (sign bit tests peepholes): (Ditto.).
14219 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
14221 * config/i386/mmx.md: Remove double backslashes from asm templates.
14222 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
14223 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14224 to handle nonimmediate operands.
14225 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
14226 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14227 to handle nonimmediate operands.
14228 (*mmx_<code>v2sf3_finite): New insn pattern.
14229 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
14230 (mmx_<code>v2sf3): New expander. Use
14231 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14232 (mmx_<plusminus_insn><mode>3): New expander. Use
14233 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14234 (*mmx_<plusminus_insn><mode>3): New insn pattern.
14235 (mmx_add<mode>3): Removed.
14236 (mmx_ssadd<mode>3): Ditto.
14237 (mmx_usadd<mode>3): Ditto.
14238 (mmx_sub<mode>3): Ditto.
14239 (mmx_sssub<mode>3): Ditto.
14240 (mmx_ussub<mode>3): Ditto.
14241 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
14242 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
14243 to handle nonimmediate operands.
14244 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
14246 (mmx_smulv4hi3_highpart): New expander. Use
14247 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14248 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
14250 (mmx_umulv4hi3_highpart): New expander. Use
14251 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14252 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
14253 (mmx_<code>v4hi3): New expander. Use
14254 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14255 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
14256 (mmx_<code>v8qi3): New expander. Use
14257 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14258 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
14259 (mmx_<code><mode>3): New expander. Use
14260 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14262 2008-05-05 Jan Hubicka <jh@suse.cz>
14264 PR tree-optimization/36118
14265 * passes.c (pass_init_dump_file): Fix dump header.
14267 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14269 PR middle-end/36141
14270 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
14271 VCE for function decls.
14273 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14275 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
14277 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14279 * config/i386/i386.md (sat_plusminus): New.
14280 (plusminus_insn): Likewise.
14281 (plusminus_mnemonic): Likewise.
14283 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
14284 (*<addsub><mode>3_cc_overflow): Renamed to ...
14285 (*<plusminus_insn><mode>3_cc_overflow): This.
14286 (*<addsub>si3_zext_cc_overflow): Renamed to ...
14287 (*<plusminus_insn>si3_zext_cc_overflow): This.
14289 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
14290 (<plusminus_insn><mode>3): This.
14291 (*<addsub><mode>3): Renamed to ...
14292 (*<plusminus_insn><mode>3): This.
14293 (<sse>_vm<addsub><mode>3): Renamed to ...
14294 (<sse>_vm<plusminus_insn><mode>3): This.
14295 (sse3_h<addsub>v4sf3): Renamed to ...
14296 (sse3_h<plusminus_insn>v4sf3): This.
14297 (sse3_h<addsub>v2df3): Renamed to ...
14298 (sse3_h<plusminus_insn>v2df3): This.
14299 (<plusminus_insn><mode>3): New.
14300 (*<plusminus_insn><mode>3): Likewise.
14301 (sse2_<plusminus_insn><mode>3): Likewise.
14302 (add<mode>): Removed.
14303 (*add<mode>3): Likewise.
14304 (sse2_ssadd<mode>3): Likewise.
14305 (sse2_usadd<mode>3): Likewise.
14306 (sub<mode>3): Likewise.
14307 (*sub<mode>3): Likewise.
14308 (sse2_sssub<mode>3): Likewise.
14309 (sse2_ussub<mode>3): Likewise.
14311 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
14313 * gthr-single.h: Add in required interface elements as per gthr.h.
14314 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
14315 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
14316 Generalize UNUSED macro.
14317 (__gthread_once): Add.
14318 (__gthread_key_create): Add.
14319 (__gthread_key_delete): Add.
14320 (__gthread_getspecific): Add.
14321 (__gthread_setspecific): Add.
14323 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
14325 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
14326 the same size types for the indirect reference on the rhs, then
14329 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
14331 * config/i386/i386.md
14332 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
14333 one insn template instead of template series.
14334 (*xordi_1_rex64): Ditto.
14335 (*xordi_2_rex64): Ditto.
14337 2008-05-05 Ira Rosen <irar@il.ibm.com>
14339 PR tree-optimization/36119
14340 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
14343 2008-06-04 Jan Hubicka <jh@suse.cz>
14345 tree-optimization/36100
14346 * tree-pass.h (pass_O0_always_inline): Declare.
14347 * ipa-inline.c (inline_transform): Remove dead code.
14348 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
14349 pass_O0_always_inline): New.
14350 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
14352 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
14354 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
14355 mnemonic in this_param move for TARGET_64BIT.
14357 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
14359 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
14360 (*strmovsi_rex_1): Ditto.
14361 (*strsetsi_1): Ditto.
14362 (*strsetsi_rex_1): Ditto.
14364 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
14365 adddicc expanders using SWI mode iterator.
14367 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
14370 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
14373 2008-05-04 David S. Miller <davem@davemloft.net>
14375 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
14376 (sparc*-*-linux*): Use linux.h in tm_file.
14377 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
14378 compiler defaulting to 32-bit.
14379 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
14381 * config/sparc/linux.h: Remove definitions now obtained
14382 properly from linux.h
14383 * config/sparc/linux64.h: Likewise.
14384 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
14385 don't want this setting for 32-bit builds in a biarch compiler.
14386 * doc/install.texi: Add sparc-linux to list of targets
14387 supporting --enable-targets=all.
14389 2008-05-03 Andrew Pinski <pinskia@gmail.com>
14391 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
14393 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
14395 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
14396 after V4SI_FTYPE_V8HI.
14397 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
14398 case V4SI_FTYPE_V2DF.
14400 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
14402 * doc/invoke.texi (max-flow-memory-locations): Removed.
14403 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
14405 2008-05-03 Richard Guenther <rguenther@suse.de>
14407 PR middle-end/34973
14408 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
14410 2008-05-02 David S. Miller <davem@davemloft.net>
14412 * config.gcc (need_64bit_hwint): Document libcpp dependency.
14414 2008-05-02 Simon Baldwin <simonb@google.com>
14417 * c-common.h (warn_array_subscript_range): Removed.
14418 * c-common.c (warn_array_subscript_range): Ditto.
14419 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
14420 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
14422 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14424 * config/i386/i386.c (ix86_special_builtin_type): New.
14425 (bdesc_special_args): Likewise.
14426 (ix86_expand_special_args_builtin): Likewise.
14427 (ix86_init_mmx_sse_builtins): Updated.
14428 (ix86_expand_builtin): Updated.
14429 (ix86_expand_store_builtin): Removed.
14430 (ix86_expand_unop_builtin): Likewise.
14432 * config/i386/mm3dnow.h (__v2sf): Moved to ...
14433 * config/i386/mmintrin.h (__v2sf): Here.
14435 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
14437 (_mm_loadl_pi): Likewise.
14438 (_mm_storeh_pi): Replace __v2si with __v2sf.
14439 (_mm_storel_pi): Likewise.
14441 * doc/extend.texi: Correct __builtin_ia32_loadhps,
14442 __builtin_ia32_loadlps, __builtin_ia32_storehps,
14443 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
14444 __builtin_ia32_loadlpd.
14446 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14448 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
14449 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
14450 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
14451 (ix86_init_mmx_sse_builtins): Updated.
14452 (ix86_expand_args_builtin): Likewise.
14453 (ix86_expand_builtin): Likewise.
14454 (ix86_expand_unop1_builtin): Renamed to ...
14455 (ix86_expand_unop_vec_merge_builtin): This.
14457 2008-05-01 Jan Hubicka <jh@suse.cz>
14460 * ipa-inline.c (inline_generate_summary): Make static.
14461 (inline_transform): Do not call inlining at -O0; make static.
14462 * passes.c (execute_todo): Add sanity check.
14463 (execute_one_ipa_transform_pass): Execute proper flags.
14465 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
14467 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
14468 (DECL_NONADDRESSABLE_P): Likewise.
14469 * alias.c (record_component_aliases): Fix comment.
14471 2008-05-01 Simon Baldwin <simonb@google.com>
14473 * c-common.h (warn_array_subscript_range): New function.
14474 * c-common.c (warn_array_subscript_range): Ditto.
14475 * tree-vrp.c (check_array_ref): Corrected code to agree with
14476 comment, ignoring only arrays of size 0 or size 1.
14477 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
14479 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14481 * config/i386/i386.c (ix86_builtin_type): Replace
14482 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
14483 (bdesc_args): Updated.
14484 (ix86_init_mmx_sse_builtins): Likewise.
14485 (ix86_expand_args_builtin): Likewise.
14487 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
14490 * doc/extend.texi: Correct __builtin_ia32_palignr.
14492 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14495 * config/i386/i386.c (bdesc_crc32): Removed.
14496 (ix86_expand_crc32): Likewise.
14497 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
14498 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
14499 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
14500 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
14501 UINT_FTYPE_UINT_UCHAR.
14502 (bdesc_args): Updated. Add crc32 builtins.
14503 (ix86_init_mmx_sse_builtins): Updated.
14504 (ix86_expand_args_builtin): Updated to support subreg.
14506 * doc/extend.texi: Correct __builtin_ia32_crc32di.
14508 2008-05-01 Jan Hubicka <jh@suse.cz>
14510 * tree-pass.h (opt_pass): Add IPA_PASS.
14511 (varpool_node, cgraph_node): Forward declare.
14512 (ipa_opt_pass): Define.
14513 (pass_ipa_inline): Turn into ipa_opt_pass.
14514 (pass_apply_inline): Remove.
14515 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
14516 (apply_inline): Turn into ....
14517 (inline_transform): ... this one.
14518 (inline_generate_summary): New function.
14519 (pass_apply_inline): Remove.
14520 * function.h (ipa_opt_pass): Forward declare structure; typedef;
14522 (struct function): Add ipa_transforms_to_apply.
14523 * passes.c (register_one_dump_file): Work on IPA_PASS.
14524 (init_optimization_passes): Remove pass_inline_parameters and
14526 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
14527 (execute_one_pass) ... here; apply transforms when possible.
14528 (add_ipa_transform_pass, execute_ipa_summary_asses,
14529 execute_one_ipa_transform_pass): New.
14530 (execute_ipa_pass_list): Update for IPA_PASS type.
14532 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14534 * config/i386/i386.c (ix86_builtin_type): Add
14535 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
14536 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
14537 (bdesc_args): Add SSE4a builtins.
14538 (ix86_init_mmx_sse_builtins): Updated.
14539 (ix86_expand_args_builtin): Likewise.
14540 (ix86_expand_builtin): Likewise.
14542 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14544 * config/i386/i386.c (ix86_builtin_type): Add
14545 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
14546 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
14547 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
14548 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
14549 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
14550 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
14551 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
14552 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
14553 and DI_FTYPE_DI_DI_INT.
14554 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
14555 (ix86_init_mmx_sse_builtins): Updated.
14556 (ix86_expand_args_builtin): Likewise.
14557 (ix86_expand_builtin): Likewise.
14558 (ix86_expand_binop_imm_builtin): Removed.
14560 * doc/extend.texi: Correct __builtin_ia32_palignr128.
14562 2008-04-30 Richard Guenther <rguenther@suse.de>
14564 PR tree-optimization/32921
14565 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
14567 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
14569 * config/arm/arm.c (arm_unwind_emit): Use
14570 crtl->all_throwers_are_sibcalls instead of
14571 cfun->all_throwers_are_sibcalls.
14572 (arm_output_fn_unwind): Likewise.
14573 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
14574 instead of cfun->uses_pic_offset_table.
14575 (frv_expand_prologue): Likewise.
14576 (frv_frame_pointer_required): Likewise.
14577 (frv_expand_fdpic_call): Likewise.
14578 (frv_emit_movsi): Likewise.
14579 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
14580 cfun->returns_pcc_struct instead of
14581 current_function_returns_pcc_struct.
14582 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
14583 instead of cfun->calls_eh_return.
14584 (m32c_pushm_popm): Likewise.
14585 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
14586 "extern" declaration.
14588 2008-04-30 Richard Guenther <rguenther@suse.de>
14590 PR tree-optimization/21636
14591 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
14593 (evaluate_stmt): Print the likely value.
14594 (ccp_visit_stmt): Avoid excessive vertical spacing.
14596 2008-04-30 Rafael Espíndola <espindola@google.com>
14598 * builtins.c (fold_call_expr): Return realret.
14599 * tree-ssa-threadedge.c
14600 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
14601 __builtin_object_size.
14603 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
14605 * gcc.c (wrapper_string): New variable.
14606 (insert_wrapper): New function.
14607 (execute): New option -wrapper.
14608 * doc/invoke.texi (Overall Options): New driver option -wrapper.
14610 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
14612 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
14613 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
14614 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
14616 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
14617 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
14618 config/rs6000/e500crtres64gprctr.asm,
14619 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
14620 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
14621 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
14622 config/rs6000/e500crtsav64gprctr.asm,
14623 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
14624 config/rs6000/e500crtsavg64gprctr.asm: New files.
14625 * config/rs6000/t-ppccomm: Add build rules for new files.
14626 (LIB2FUNCS_STATIC_EXTRA): Add new files.
14627 * config/rs6000/t-netbsd: Add build rules for new files.
14628 (LIB2FUNCS_STATIC_EXTRA): New variable.
14629 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
14630 (CRTSAVRES_DEFAULT_SPEC): Likewise.
14631 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
14633 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
14635 * config/i386/i386.c (ix86_builtin_type): Add
14636 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
14637 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
14638 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
14639 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
14640 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
14641 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
14642 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
14643 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
14644 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
14645 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
14646 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
14647 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
14648 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
14649 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
14650 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
14651 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
14652 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
14653 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
14654 V1DI_FTYPE_V2SI_V2SI.
14655 (bdesc_2arg): Moved to ...
14656 (bdesc_args): Here.
14657 (ix86_init_mmx_sse_builtins): Updated.
14658 (ix86_expand_args_builtin): Updated. Take a pointer
14659 to const struct builtin_description. Handle comparison
14661 (ix86_expand_sse_compare): Take a new argument for swapping operands.
14662 (ix86_expand_builtin): Updated.
14664 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
14665 (ssse3_pmaddubsw128): This.
14666 (ssse3_pmaddubswv4hi3): Renamed to ...
14667 (ssse3_pmaddubsw): This.
14669 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
14670 (__builtin_ia32_packssdw128): Likewise.
14671 (__builtin_ia32_packuswb128): Likewise.
14672 (__builtin_ia32_pmaddubsw): Likewise.
14673 (__builtin_ia32_pmaddubsw128): Likewise.
14675 2008-04-30 Richard Guenther <rguenther@suse.de>
14677 PR tree-optimization/14847
14678 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
14679 (recognize_bits_test): Use it.
14680 (recognize_single_bit_test): Likewise.
14682 2008-04-30 Martin Jambor <mjambor@suse.cz>
14684 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
14685 instead of setting number of formal parameters to zero.
14686 (ipcp_init_stage): Do not set the number of actual parameters to zero
14688 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
14689 which are called with variable number of arguments.
14690 (ipcp_insert_stage): Explicitely skipping all nodes which are
14691 called with variable number of arguments.
14692 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
14693 number of parameters.
14695 * ipa-prop.h (struct ipa_node_params): Added flag
14696 called_with_var_arguments
14697 (ipa_set_param_count): Added. Changed sole setter to use it.
14698 (ipa_get_param_count): Added. All readers of param_count
14699 converted to use it instead.
14700 (ipa_set_called_with_variable_arg): Added.
14701 (ipa_is_called_with_var_arguments): Added.
14702 (ipa_get_ith_param): Added. All readers of param_decls converted
14704 (ipa_set_cs_argument_count): Added, sole writer to argument_count
14706 (ipa_get_cs_argument_count): Added, all readers of argument_count
14708 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
14711 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
14712 (struct ipcp_lattice): Renamed cval_type to type
14713 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
14715 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
14716 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
14717 (ipcp_insert_stage): Changed the type of variable cvalue to tree
14718 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
14719 (build_const_val): Changed the type of parameter cvalue to tree
14720 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
14721 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
14723 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
14726 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
14727 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
14728 (ipa_add_method): Renamed to ipa_push_func_to_list
14729 (ipa_remove_method): Renamed to ipa_pop_func_from_list
14730 (ipa_callsite_param_count): Removed.
14731 (ipa_callsite_param_count_set): Removed.
14732 (ipa_callsite_param): Removed.
14733 (ipa_callsite_callee): Removed.
14734 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
14735 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
14736 (ipa_method_formal_count): Removed.
14737 (ipa_method_formal_count_set): Removed.
14738 (ipa_method_get_tree): Removed.
14739 (ipa_method_tree_map_create): Removed.
14740 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
14741 (ipa_create_param_decls_array): Creates the array itself
14742 (ipa_create_param_decls_array): Temporary variable info instead of
14743 a few dereferences.
14744 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
14745 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
14746 (get_type): Removed.
14747 (ipa_jf_get_info_type): Removed.
14748 (ipa_node_create): Renamed to ipa_create_node_params
14749 (ipa_free): Renamed to ipa_free_all_node_params
14750 (ipa_nodes_create): Renamed to ipa_create_all_node_params
14751 (ipa_edges_create): Renamed to ipa_create_all_edge_args
14752 (ipa_edges_free): Renamed to ipa_free_all_edge_args
14753 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
14754 (ipa_free_all_node_params): Deallocation to jump_functions moved to
14755 ipa_free_all_edge_args
14756 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
14757 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
14758 (ipa_create_methodlist_node): Removed.
14759 (ipa_methodlist_method): Removed.
14760 (ipa_methodlist_method_set): Removed.
14761 (ipa_methodlist_next_method): Removed.
14762 (ipa_methodlist_next_method_set): Removed.
14763 (ipa_method_is_modified): Removed.
14764 (ipa_method_modify_create): Removed.
14765 (ipa_method_modify_init): Temporary variable info instead of a few
14767 (ipa_detect_param_modifications): Temporary variable info instead of
14768 a few dereferences.
14769 (ipa_compute_jump_functions): Temporary variable info instead of
14770 a few dereferences.
14771 (ipa_method_modify_set): Removed.
14772 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
14773 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
14774 than craph_node as the first parameter.
14775 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
14776 (ipa_method_modify_init): Removed.
14777 (ipa_compute_jump_functions): Added a temp variable instead of
14778 repeatadly dereferencing the cgraph_edge.aux pointer
14779 (ipa_callsite_param_set_type): Removed.
14780 (ipa_compute_jump_functions): i renamed to index and moved to
14782 (ipa_callsite_param_set_info_type_formal): Removed.
14783 (ipa_callsite_param_set_info_type): Removed.
14784 (ipa_callsite_param_map_create): Removed.
14785 (ipa_callsite_tree): Removed.
14786 (ipa_callsite_caller): Removed.
14787 (ipa_pop_func_from_list): return_method removed to return_func
14789 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
14790 prefixed all values with IPA_. Changed all users.
14791 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
14792 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
14793 and FORMAL_IPATYPE IPA_PASS_THROUGH.
14794 (union parameter_info): Renamed to jump_func_value.
14795 (union jump_func_value): Renamed value to constant
14796 (struct ipa_jump_func): Renamed info_type to value
14797 (struct ipa_node): Renamed to ipa_node_params
14798 (struct ipa_node_params): Renamed ipa_arg_num to param_count
14799 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
14800 (struct ipa_node_params): Renamed ipa_mod to modified_flags
14801 (struct ipa_edge): Renamed to ipa_edge_args
14802 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
14803 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
14804 (struct ipa_methodlist): Renamed to ipa_func_list
14805 (struct ipa_func_list): method_p renamed to node, next_method
14807 (ipa_methodlist_p): Removed, switched all users to struct pointer
14808 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
14810 2008-04-30 Alan Modra <amodra@bigpond.net.au>
14812 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
14813 (rs6000_emit_epilogue): Use backchain to restore only when we
14814 have a large frame. Make use of frame pointer to restore if we
14815 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
14817 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
14819 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14820 Add mode to zero_extract.
14821 (sign bit tests peepholes): (Ditto.).
14823 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
14825 * config/i386/i386.c (ix86_builtins): Replace Prescott New
14826 Instructions in comments with SSE3.
14827 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
14828 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
14829 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
14830 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
14831 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
14832 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
14833 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
14834 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
14835 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
14836 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
14837 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
14838 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
14839 (bdesc_sse_args): Renamed to ...
14840 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
14841 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
14842 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
14843 IX86_BUILTIN_FABSQ.
14844 (bdesc_1arg): Moved to ...
14845 (bdesc_args): Here.
14846 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
14847 Instructions in comments with SSE3.
14848 (ix86_expand_sse_operands_builtin): Renamed to ...
14849 (ix86_expand_args_builtin): This. Updated.
14850 (ix86_expand_unop1_builtin): Update comments.
14851 (ix86_expand_builtin): Updated.
14853 2008-04-29 Richard Guenther <rguenther@suse.de>
14855 PR tree-optimization/36078
14856 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
14857 Update virtual SSA form after cleaning up the CFG.
14859 2008-04-29 Richard Guenther <rguenther@suse.de>
14861 PR middle-end/15255
14862 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
14864 2008-04-29 Richard Guenther <rguenther@suse.de>
14866 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
14867 (compute_may_aliases): Do not call finalize_ref_all_pointers.
14868 (compute_flow_insensitive_aliasing): Do not treat
14869 PTR_IS_REF_ALL pointers special.
14870 (get_smt_for): Likewise.
14871 (may_alias_p): Re-structure.
14872 (is_escape_site): A ref-all pointer conversion is not an escape site.
14873 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
14874 PTR_IS_REF_ALL pointers special.
14875 * tree-ssa-structalias.h (struct alias_info): Remove
14876 ref_all_symbol_mem_tag field.
14877 (PTR_IS_REF_ALL): Remove.
14879 2008-04-29 Richard Guenther <rguenther@suse.de>
14881 PR middle-end/36077
14882 * fold-const.c (extract_muldiv_1): In combining division constants
14883 make sure to never overflow.
14885 2008-04-29 Nick Clifton <nickc@redhat.com>
14887 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
14889 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14892 * optc-gen.awk: Work around HP-UX/IA awk bug.
14894 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
14896 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
14899 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14902 * config/i386/i386.md
14903 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
14904 Change operand 1 predicate to nonimmediate_operand.
14906 2008-04-28 Jakub Jelinek <jakub@redhat.com>
14909 * dwarf2out.c (struct die_struct): Mark as chain_circular through
14911 * gengtype.c (walk_type, write_func_for_structure): Handle
14913 * doc/gty.texi: Document chain_circular.
14915 2008-04-28 Richard Guenther <rguenther@suse.de>
14917 PR tree-optimization/36066
14918 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
14921 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14924 * config/i386/i386.md
14925 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
14926 Use match_scratch instead of match_operand for operands 3 and 4.
14928 2008-04-27 Richard Guenther <rguenther@suse.de>
14930 PR tree-optimization/18754
14931 PR tree-optimization/34223
14932 * tree-pass.h (pass_complete_unrolli): Declare.
14933 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
14934 loop size before and after unconditionally of UL_NO_GROWTH in effect.
14935 Rewrite loop into loop closed SSA form if it is not already.
14936 (tree_unroll_loops_completely): Re-structure to iterate over
14937 innermost loops with intermediate CFG cleanups.
14938 Unroll outermost loops only if requested or the code does not grow
14940 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
14941 loops are available.
14942 (tree_vectorize): Instead do so here.
14943 (tree_complete_unroll): Also unroll outermost loops.
14944 (tree_complete_unroll_inner): New function.
14945 (gate_tree_complete_unroll_inner): Likewise.
14946 (pass_complete_unrolli): New pass.
14947 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
14948 uses outside of the loop.
14949 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
14950 form if it is available.
14951 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
14952 * passes.c (init_optimization_passes): Schedule complete inner
14953 loop unrolling pass before the first CCP pass after final inlining.
14955 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
14957 * targhooks.h (default_emutls_var_fields,
14958 default_emutls_var_init): Declare.
14959 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
14960 * target.h (struct gcc_target): Add struct emutls member.
14961 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
14962 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
14963 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
14964 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
14965 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
14966 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
14967 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
14968 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
14969 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
14970 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
14971 emit debug information.
14972 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
14973 * varasm.c: Include targhooks.h.
14974 (emutls_object_section, emutls_tmpl_section): New.
14975 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
14976 (EMUTLS_SEPARATOR): New.
14977 (prefix_name): New.
14978 (get_emutls_object_name): New.
14979 (default_emutls_var_fields): New, broken out of ...
14980 (get_emutls_object_type): ... here. Adjust to use target hooks.
14981 (get_emutls_init_templ_addr): Adjust to use target hooks.
14982 (emutls_decl): Adjust to use target hooks.
14983 (emutls_finish): Likewise.
14984 (default_emutls_var_init): New, broken out of ...
14985 (assemble_variable): ... here. Adjust to use target hooks.
14986 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
14987 SECCAT_EMUTLS_TMPL.
14988 * c-common.c (handle_section_attribute): Prevent overriding
14989 sections for emulated tls with special sections.
14990 * config/i386/i386.c (x86_64_elf_select_section): Add
14991 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
14992 (x86_64_elf_unique_section): Likewise.
14993 * config/vxworks.c: Include tree.h.
14994 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
14995 (vxworks_override_options): Set TLS scheme.
14996 * doc/tm.texi (Emulated TLS): New node.
14998 2008-04-26 Simon Baldwin <simonb@google.com>
15001 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
15002 with propagated string constants.
15004 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
15006 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
15007 constraint for operand 2 when operand 0 is memory operand.
15008 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
15009 operand 0 is memory operand.
15010 (fix_trunc<mode>_i387_with_temp): Ditto.
15011 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
15012 operand 2 when operand 1 is memory operand.
15013 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
15014 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
15015 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
15016 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
15017 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
15018 operands 2,3 and 4 when operand 1 is memory operand.
15019 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
15021 (fistdi2_floor_with_temp): Ditto.
15022 (fist<mode>2_floor_with_temp): Ditto.
15023 (fistdi2_ceil_with_temp): Ditto.
15024 (fist<mode>2_ceil_with_temp): Ditto.
15025 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
15027 2008-04-26 David Daney <ddaney@avtrex.com>
15029 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
15031 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
15032 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
15033 UNSPEC_UPDATE_GOT_VERSION): Renumber.
15034 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
15035 (compare_and_swap_12): New insn.
15036 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
15037 * config/mips/mips.c (mips_force_binary): New function.
15038 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
15039 (mips_expand_compare_and_swap_12): New function.
15040 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
15042 2008-04-25 Jan Hubicka <jh@suse.cz>
15045 * cfgexpand.c (pass_expand): Turn into RTL pass.
15046 * passes.c (execute_one_pass): Do pass typechecking after execution.
15047 * tree-pass.h (pass_expand): Turn into RTL pass.
15049 * function.h (struct rtl_data): Move here fields
15050 accesses_prior_frames, calls_eh_return, saves_all_registers,
15051 has_nonlocal_goto, has_asm_statement, is_thunk,
15052 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
15053 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
15054 arg_pointer_save_area_init from struct function; turn into bool.
15055 (struct function): Move
15056 calls_eh_return, saves_all_registers, has_nonlocal_goto,
15057 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
15058 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
15059 tail_call_emit, arg_pointer_save_area_init
15060 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
15061 (current_function_returns_struct, current_function_returns_pcc_struct,
15062 current_function_calls_setjmp, current_function_calls_alloca,
15063 current_function_accesses_prior_frames,
15064 current_function_calls_eh_return, current_function_is_thunk,
15065 current_function_stdarg, current_function_profile,
15066 current_function_limit_stack, current_function_uses_pic_offset_table,
15067 current_function_uses_const_pool, current_function_has_nonlocal_label,
15068 current_function_saves_all_registers,
15069 current_function_has_nonlocal_goto,
15070 current_function_has_asm_statement): Remove accesor macros.
15071 * ra-conflict.c (global_conflicts): Update.
15072 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
15073 (suitable_for_tail_call_opt_p): Update.
15074 * builtins.c (expand_builtin_return_addr): Update.
15075 (expand_builtin_setjmp_setup): Update.
15076 (expand_builtin_nonlocal_goto): Update.
15077 * final.c (final_start_function): Update.
15078 (profile_function): Update.
15079 (leaf_function_p): Update.
15080 (only_leaf_regs_used): Update.
15081 * df-scan.c (df_get_exit_block_use_set): Update.
15082 * dojump.c (clear_pending_stack_adjust): Update.
15083 * tree-stdarg.c (gate_optimize_stdarg): Update.
15084 * gimple-low.c (lower_function_body): Update.
15085 * global.c (compute_regsets): Update.
15086 (global_alloc): Update.
15087 * dwarf2out.c (dwarf2out_begin_prologue): Update.
15088 * expr.c (expand_assignment): Update.
15089 * dse.c (dse_step0): Update.
15090 (dse_step1): Update.
15091 * c-decl.c (store_parm_decls): Update.
15092 * local-alloc.c (combine_regs): Update.
15093 (find_free_reg): Update.
15094 * function.c (assign_parms_augmented_arg_list): Update.
15095 (assign_parm_find_data_types): Update.
15096 (assign_parms): Update.
15097 (allocate_struct_function): Update.
15098 (expand_function_start): Update.
15099 (expand_function_end): Update.
15100 (get_arg_pointer_save_area): Update.
15101 (thread_prologue_and_epilogue_insns): Update.
15102 (rest_of_match_asm_constraints): Update.
15103 * stor-layout.c (variable_size): Update.
15104 * gcse.c (gcse_main): Update.
15105 (bypass_jumps): Update.
15106 * gimplify.c (gimplify_function_tree): Update.
15107 * calls.c (emit_call_1): Update.
15108 (expand_call): Update.
15109 * bt-load.c (compute_defs_uses_and_gen): Update.
15110 * except.c (sjlj_assign_call_site_values): Update.
15111 (sjlj_emit_function_enter): Update.
15112 (can_throw_external): Update.
15113 (set_nothrow_function_flags): Update.
15114 (expand_builtin_unwind_init): Update.
15115 (expand_eh_return): Update.
15116 (convert_to_eh_region_ranges): Update.
15117 (output_function_exception_table): Update.
15118 * emit-rtl.c (gen_tmp_stack_mem): Update.
15119 * cfgexpand.c (expand_used_vars): Update.
15120 (tree_expand_cfg): Update.
15121 * cfgcleanup.c (rest_of_handle_jump): Update.
15122 * explow.c (allocate_dynamic_stack_space): Update.
15123 * varasm.c (assemble_start_function): Update.
15124 (force_const_mem): Update.
15125 (mark_constant_pool): Update.
15126 * tree-optimize.c (tree_rest_of_compilation): Update.
15127 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
15128 * tree-cfg.c (notice_special_calls): Update.
15129 (is_ctrl_altering_stmt): Update.
15130 (tree_can_make_abnormal_goto): Update.
15131 (tree_purge_dead_abnormal_call_edges): Update.
15132 * config/alpha/predicates.md: Update.
15133 * config/alpha/alpha.c (alpha_sa_mask): Update.
15134 (alpha_sa_size): Update.
15135 (alpha_does_function_need_gp): Update.
15136 (alpha_expand_prologue): Update.
15137 (alpha_start_function): Update.
15138 (alpha_output_function_end_prologue): Update.
15139 (alpha_expand_epilogue): Update.
15140 * config/frv/frv.c (frv_stack_info): Update.
15141 (frv_expand_epilogue): Update.
15142 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
15143 (s390_register_info): Update.
15144 (s390_frame_info): Update.
15145 (s390_init_frame_layout): Update.
15146 (s390_can_eliminate): Update.
15147 (save_gprs): Update.
15148 * config/spu/spu.c (spu_split_immediate): Update.
15149 (need_to_save_reg): Update.
15150 (spu_expand_prologue): Update.
15151 (spu_expand_epilogue): Update.
15152 * config/sparc/sparc.md: Update.
15153 * config/sparc/sparc.c (eligible_for_return_delay): Update.
15154 (sparc_tls_got): Update.
15155 (legitimize_pic_address): Update.
15156 (sparc_emit_call_insn): Update.
15157 (sparc_expand_prologue): Update.
15158 (output_return): Update.
15159 (print_operand): Update.
15160 (sparc_function_ok_for_sibcall): Update.
15161 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
15162 * config/m32r/m32r.md: Update.
15163 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
15164 (m32r_compute_frame_size): Update.
15165 (m32r_expand_prologue): Update.
15166 (m32r_expand_epilogue): Update.
15167 (m32r_legitimize_pic_address): Update.
15168 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
15169 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15170 * config/i386/i386.c (ix86_frame_pointer_required): Update.
15171 (gen_push): Update.
15172 (ix86_save_reg): Update.
15173 (ix86_compute_frame_layout): Update.
15174 (ix86_expand_prologue): Update.
15175 (ix86_expand_epilogue): Update.
15176 * config/sh/sh.c (output_stack_adjust): Update.
15177 (calc_live_regs): Update.
15178 (sh5_schedule_saves): Update.
15179 (sh_expand_prologue): Update.
15180 (sh_expand_epilogue): Update.
15181 (sh_setup_incoming_varargs): Update.
15182 (sh_allocate_initial_value): Update.
15183 (sh_get_pr_initial_val): Update.
15184 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
15185 * config/sh/sh.md (label:): Update.
15186 * config/avr/avr.c (out_movhi_mr_r): Update.
15187 * config/crx/crx.h (enum): Update.
15188 * config/xtensa/xtensa.h (along): Update.
15189 * config/stormy16/stormy16.c Update.
15190 (xstormy16_compute_stack_layout): Update.
15191 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
15192 (fr30_expand_prologue): Update.
15193 * config/cris/cris.c (cris_conditional_register_usage): Update.
15194 (cris_reg_saved_in_regsave_area): Update.
15195 (cris_initial_frame_pointer_offset): Update.
15196 (cris_simple_epilogue): Update.
15197 (cris_expand_prologue): Update.
15198 (cris_expand_epilogue): Update.
15199 (cris_expand_pic_call_address): Update.
15200 (cris_asm_output_symbol_ref): Update.
15201 (cris_asm_output_label_ref): Update.
15202 * config/cris/cris.md Update.
15203 * config/iq2000/iq2000.c (compute_frame_size): Update.
15204 (iq2000_expand_epilogue): Update.
15205 * config/mt/mt.h (save_direction): Update.
15206 * config/mn10300/mn10300.c (mn10300_function_value): Update.
15207 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15208 (ia64_secondary_reload_class): Update.
15209 * config/m68k/m68k.c (m68k_save_reg): Update.
15210 (m68k_expand_prologue): Update.
15211 (m68k_expand_epilogue): Update.
15212 (legitimize_pic_address): Update.
15213 * config/rs6000/rs6000.c (rs6000_got_register): Update.
15214 (first_reg_to_save): Update.
15215 (first_altivec_reg_to_save): Update.
15216 (compute_vrsave_mask): Update.
15217 (compute_save_world_info): Update.
15218 (rs6000_stack_info): Update.
15219 (spe_func_has_64bit_regs_p): Update.
15220 (rs6000_ra_ever_killed): Update.
15221 (rs6000_emit_eh_reg_restore): Update.
15222 (rs6000_emit_allocate_stack): Update.
15223 (rs6000_emit_prologue): Update.
15224 (rs6000_emit_epilogue): Update.
15225 (rs6000_output_function_epilogue): Update.
15226 (output_profile_hook): Update.
15227 (rs6000_elf_declare_function_name): Update.
15228 * config/rs6000/rs6000.h (rs6000_args): Update.
15229 * config/rs6000/rs6000.md: Update.
15230 * config/mcore/mcore.c (mcore_expand_prolog): Update.
15231 * config/arc/arc.c (arc_output_function_epilogue): Update.
15232 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
15233 * config/darwin.c (machopic_function_base_name): Update.
15234 * config/score/score3.c (score3_compute_frame_size): Update.
15237 (score3_epilogue): Update.
15238 * config/score/score7.c (score7_compute_frame_size): Update.
15239 (score7_prologue): Update.
15240 (score7_epilogue): Update.
15241 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
15242 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15243 * config/arm/arm.c (use_return_insn): Update.
15244 (require_pic_register): Update.
15245 (arm_load_pic_register): Update.
15246 (arm_compute_save_reg0_reg12_mask): Update.
15247 (arm_compute_save_reg_mask): Update.
15248 (thumb1_compute_save_reg_mask): Update.
15249 (output_return_instruction): Update.
15250 (arm_output_function_prologue): Update.
15251 (arm_output_epilogue): Update.
15252 (arm_get_frame_offsets): Update.
15253 (arm_expand_prologue): Update.
15254 (thumb_pushpop): Update.
15255 (thumb_exit): Update.
15256 (thumb1_expand_prologue): Update.
15257 (thumb1_expand_epilogue): Update.
15258 (arm_unwind_emit): Update.
15259 (arm_output_fn_unwind): Update.
15260 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
15261 * config/arm/arm.md: Update.
15262 * config/pa/pa.md: Update.
15263 * config/pa/pa.c (legitimize_pic_address): Update.
15264 (compute_frame_size): Update.
15265 (hppa_expand_prologue): Update.
15266 (hppa_expand_epilogue): Update.
15267 (borx_reg_operand): Update.
15268 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
15269 (HARD_REGNO_RENAME_OK): Update.
15270 * config/mips/mips.c (mips_global_pointer): Update.
15271 (mips_save_reg_p): Update.
15272 (mips_compute_frame_info): Update.
15273 (mips_frame_pointer_required): Update.
15274 (mips_expand_prologue): Update.
15275 (mips_expand_epilogue): Update.
15276 (mips_can_use_return_insn): Update.
15277 (mips_reorg_process_insns): Update.
15278 * config/v850/v850.c (compute_register_save_size): Update.
15279 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
15280 * config/mmix/mmix.c (along): Update.
15281 (mmix_expand_epilogue): Update.
15282 * config/bfin/bfin.c (legitimize_pic_address): Update.
15283 (must_save_p): Update.
15284 (stack_frame_needed_p): Update.
15285 (add_to_reg): Update.
15286 (bfin_expand_prologue): Update.
15287 * stmt.c (expand_asm_operands): Update.
15288 * reload1.c (reload): Update.
15289 (init_elim_table): Update.
15291 2008-04-25 Bob Wilson <bob.wilson@acm.org>
15293 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
15295 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
15297 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
15298 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
15299 (mov<mode>): Removed.
15300 (*movv4sf_internal): Likewise.
15301 (*movv2df_internal): Likewise.
15303 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
15305 * config.gcc (crx-*-elf): Remove deprecation.
15307 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
15309 * config/i386/cygming-crtend.c (register_frame_ctor): Register
15310 __gcc_deregister_frame with atexit.
15311 (deregister_frame_dtor): Remove.
15313 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
15314 Nathan Sidwell <nathan@codesourcery.com>
15316 * config/rs6000/rs6000.opt (mspe): Remove Var property.
15318 * config/rs6000/rs6000.h (rs6000_spe): Declare.
15319 (rs6000_isel): Likewise.
15320 * config/rs6000/rs6000.c (rs6000_spe): New variable.
15321 (rs6000_isel): New variable.
15322 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
15324 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15327 * c-common.c (handle_vector_size_attribute): Call
15328 lang_hooks.types.reconstruct_complex_type instead of
15329 reconstruct_complex_type.
15330 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
15331 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
15332 * langhooks.h (struct lang_hooks_for_types): Add
15333 reconstruct_complex_type hook.
15334 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
15335 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
15337 2008-04-24 Richard Guenther <rguenther@suse.de>
15339 * c-common.h (check_builtin_function_arguments): Declare.
15340 * c-common.c (validate_nargs): New function.
15341 (check_builtin_function_arguments): Likewise.
15342 * c-typeck.c (build_function_call): Call
15343 check_builtin_function_arguments.
15344 * builtins.c (fold_builtin_classify): Remove error reporting code.
15345 (fold_builtin_unordered_cmp): Likewise.
15346 (fold_builtin_1): Likewise.
15347 (fold_builtin_n): Likewise.
15349 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15351 PR tree-optimization/36008
15352 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
15353 the original op1, rather than delta by step.
15355 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
15356 Sebastian Pop <sebastian.pop@amd.com>
15358 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
15359 eliminate_local_variables_stmt, eliminate_local_variables,
15360 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
15361 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
15362 of code delimited by two edges in the CFG.
15363 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
15364 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
15365 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
15366 the case of parallelisation of reductions.
15367 (expr_invariant_in_region_p): New.
15369 * tree-flow.h (gather_blocks_in_sese_region): Declared.
15370 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
15372 2008-04-24 Ira Rosen <irar@il.ibm.com>
15373 Richard Guenther <rguenther@suse.de>
15375 PR tree-optimization/36034
15376 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
15377 incapable of dealing with loads with gaps.
15379 2008-04-24 Rafael Espíndola <espindola@google.com>
15381 * tree-flow.h (vrp_evaluate_conditional): Change signature.
15382 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15383 vrp_evaluate_conditional.
15384 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
15385 (vrp_evaluate_conditional): Split the cond argument.
15386 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
15387 (simplify_stmt_for_jump_threading): Update call to
15388 vrp_evaluate_conditional.
15390 2008-04-24 Ira Rosen <irar@il.ibm.com>
15392 PR tree-optimization/35982
15393 * tree-vect-analyze.c (vect_check_interleaving): Check that the
15394 interleaved data-refs are of the same type.
15396 2008-04-24 Danny Smith <dannysmith@users.net>
15398 * c-format.c (check_format_info_main): Use strncmp rather than a
15399 magic prefix to handle multichar length specs.
15400 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
15401 Don't prefix "I64" and "I32" with '\0'.
15403 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15406 * config/i386/i386.c (init_cumulative_args): Don't pass anything
15407 in registers for -m32 only if stdarg_p (fntype).
15409 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
15411 PR rtl-optimization/36006
15412 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
15413 temp to op0 in order to avoid invalid rtx sharing.
15415 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
15417 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
15418 check TREE_INVARIANT.
15419 * tree-gimple.c (is_gimple_address): New.
15420 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
15421 * tree-gimple.h (is_gimple_address): New.
15422 * tree.h (decl_address_invariant_p): New.
15423 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
15424 (build_string): Likewise.
15425 (decl_address_invariant_p): New, from is_gimple_invariant_address.
15426 (tree_invariant_p_1): Likewise.
15427 (save_expr): Use it.
15428 (tree_invariant_p): New.
15429 (skip_simple_arithmetic): Use it.
15430 (stabilize_reference_1): Use it.
15431 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
15433 (build1_stat): Drop code to compute TREE_INVARIANT.
15434 (build2_stat): Drop code to compute TREE_INVARIANT.
15435 (build3_stat): Drop code to compute TREE_INVARIANT.
15436 (build4_stat): Drop code to compute TREE_INVARIANT.
15437 (build5_stat): Drop code to compute TREE_INVARIANT.
15438 (build7_stat): Drop code to compute TREE_INVARIANT.
15439 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
15440 * tree.h (struct tree_base): Remove invariant_flag.
15441 (TREE_INVARIANT): Remove.
15442 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
15443 (fold_builtin_expect): Check TREE_CONSTANT.
15444 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
15445 * c-tree.h (c_expr_to_decl): Drop third parameter.
15446 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
15447 (build_c_cast): Don't set TREE_INVARIANT.
15448 (pop_init_level): Don't set TREE_INVARIANT.
15449 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
15450 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
15452 (gimplify_init_constructor): Don't set TREE_INVARIANT.
15453 (gimplify_addr_expr): Adjust comment.
15454 * tree-mudflap.c (mf_build_string):
15455 * print-tree.c (print_node): Don't print TREE_INVARIANT.
15456 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
15457 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
15458 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
15459 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
15460 * langhooks.h (struct lang_hooks): Drop third parameter from
15463 2008-04-23 Richard Guenther <rguenther@suse.de>
15465 PR tree-optimization/27799
15466 PR tree-optimization/32921
15467 PR tree-optimization/32624
15468 * tree-ssa-structalias.c (merge_smts_into): Only merge the
15469 SMTs aliases and the tag itself into the solution.
15470 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
15471 merge the points-to solution back into the SMT aliases.
15472 (may_alias_p): Use alias_set_subset_of instead of
15473 aliases_conflict_p. A pointer which points to
15474 memory with alias set zero may access any variable.
15476 2008-04-23 Richard Guenther <rguenther@suse.de>
15478 * alias.c (alias_set_subset_of): Correctly handle asking
15479 if zero is a subset of an alias set with zero child.
15480 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
15481 (compute_flow_insensitive_aliasing): Correctly walk all
15482 pointers. Do not unnecessarily union sets.
15484 2008-04-23 Richard Guenther <rguenther@suse.de>
15486 PR middle-end/36021
15487 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
15489 2008-04-22 Tomas Bily <tbily@suse.cz>
15491 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
15493 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
15495 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15496 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15497 * tree-inline.c (estimate_num_insns_1): Likewise.
15498 * varasm.c (const_hash_1, compare_constant, copy_constant)
15499 (compute_reloc_for_constant, output_addressed_constants): Likewise.
15500 * emit-rtl.c (component_ref_for_mem_expr)
15501 (set_mem_attributes_minus_bitpos): Likewise.
15502 * expr.c (highest_pow2_factor, expand_expr_real_1, )
15503 (is_aligning_offset): Likewise.
15504 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
15505 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15506 * dojump.c (do_jump): Likewise.
15507 * builtins.c (get_pointer_alignment, get_memory_rtx)
15508 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
15509 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
15511 2008-04-23 Jakub Jelinek <jakub@redhat.com>
15513 PR rtl-optimization/36017
15514 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
15515 expanding the library call.
15517 2008-04-22 Ian Lance Taylor <iant@google.com>
15519 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
15520 than size_in_bytes.
15522 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
15524 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
15525 of LR/CTR moves for Power6.
15527 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15529 PR middle-end/36003
15530 * passes.c (init_optimization_passes): Remove
15531 pass_fast_rtl_byte_dce.
15533 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
15536 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
15537 builtin functions to generate faster code.
15538 (_mm_cvtpu16_ps): Ditto.
15539 (_mm_cvtpi32x2_ps): Ditto.
15541 2008-04-22 Nick Clifton <nickc@redhat.com>
15543 * common.opt (ftree-loop-distribution): Add Optimization
15546 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
15547 (frv_expand_builtin_va_start): Likewise.
15549 * config/arm/arm.c (thumb_find_work_register): Fix location of
15550 argument register count.
15552 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15554 Support scheduling for ColdFire V1 and V3 microarchitecture.
15555 Improve scheduling of multiplication instructions.
15557 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
15558 (mac): New instruction attribute.
15559 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
15560 (m68k_sched_mac): New variable.
15561 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
15562 Handle cfv1 and cfv3.
15563 (max_insn_size): New static variable.
15564 (struct _sched_ib): New type.
15565 (sched_ib): New static variable.
15566 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
15567 to fields of 'struct _sched_ib sched_ib'. Update all uses.
15568 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
15570 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
15571 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
15572 new variables. Update.
15573 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15574 Add modeling of cfv3 instruction buffer. Update.
15575 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
15576 * config/m68k/m68k.h (TUNE_CFV3): New macro.
15577 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
15578 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
15579 a particular reservation applies to.
15580 (type2): Reorganize attribute values. Rename alu to alu_reg,
15581 alu_l to alu, move_l to omove. Join move to alu. Split mul
15582 to mul_l and mul_w.
15583 (cf_ib_*): Simplify description of instruction buffer.
15584 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
15585 (cf_mem): Split into cf_mem1 and cf_mem2.
15586 (cf_v2_move_??): Rename to cfv12_alu_??.
15587 (cf_v2_move_l_??): Rename to cfv12_omove_??.
15588 (cf_v2_mul_??): Remove reservations.
15589 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
15590 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
15591 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
15593 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
15594 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
15595 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
15596 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
15597 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
15598 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
15599 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
15600 expansions of the above reservations for instructions of sizes
15603 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15605 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
15607 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
15609 * coverage.c: Include tree-pass.h.
15610 (coverage_counter_alloc): Print da_file_name to the dump file.
15612 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15614 * sbitmap.c (sbitmap_range_empty_p): New function.
15615 * sbitmap.h (sbitmap_range_empty_p): New function.
15616 * bitmap.h: Now includes obstack.h.
15618 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
15619 Kenneth Zadeck <zadeck@naturalbridge.com>
15621 * dbgcnt.def (ra_byte_scan): Added.
15622 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
15623 when the last hit happens for a counter.
15624 * timevar.def (TV_DF_BYTE_LR): New variable.
15625 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
15626 * passes.c (pass_fast_rtl_byte_dce): New pass.
15627 * fwprop.c (update_df): Added mode to call df_ref_create.
15628 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15629 DF_REF_EXTRACT_OFFSET.
15630 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
15631 DF_BYTE_LR_OUT, df_byte_lr): New macro.
15633 (df_ref_extract): Added mode field.
15634 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
15635 DF_REF_EXTRACT_OFFSET.
15636 (DF_REF_EXTRACT_MODE): New macro.
15637 (df_byte_lr_bb_info): New structure.
15638 (df_print_byte_regset, df_compute_accessed_bytes,
15639 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
15640 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
15641 df_byte_lr_simulate_uses,
15642 df_byte_lr_simulate_artificial_refs_at_top,
15643 df_byte_lr_simulate_artificial_refs_at_end,
15644 df_compute_accessed_bytes): New function.
15645 (df_ref_create): Add parameter.
15646 (df_byte_lr_get_bb_info): New inline function.
15647 * df-scan.c (df_ref_record, df_uses_record,
15648 df_ref_create_structure): Added mode parameter.
15649 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
15650 df_defs_record, df_uses_record, df_get_conditional_uses,
15651 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
15652 df_entry_block_defs_collect, df_exit_block_uses_collect):
15653 Added mode parameter to calls to df_ref_record, df_uses_record,
15654 df_ref_create_structure.
15655 (df_ref_equal_p, df_ref_compare): Added test for modes.
15656 (df_ref_create_structure): Added code to set mode. Renamed
15657 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15658 DF_REF_EXTRACT_OFFSET.
15659 * df-core.c (df_print_byte_regset): New function.
15660 * df-byte-scan.c: New file.
15661 * df-problems.c (df_rd_transfer_function): Removed unnecessary
15662 calls to BITMAP_FREE.
15663 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
15664 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
15665 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
15666 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
15667 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
15668 df_byte_lr_local_compute, df_byte_lr_init,
15669 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
15670 df_byte_lr_transfer_function, df_byte_lr_free,
15671 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
15672 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
15673 df_byte_lr_simulate_uses,
15674 df_byte_lr_simulate_artificial_refs_at_top,
15675 df_byte_lr_simulate_artificial_refs_at_end): New function.
15676 * dce.c (byte_dce_process_block): New function.
15677 (dce_process_block): au is now passed in rather than computed
15678 locally. Changed loops that look at artificial defs to not look
15679 for conditional or partial ones, because there never are any.
15680 (fast_dce): Now is able to drive byte_dce_process_block or
15681 dce_process_block depending on the kind of dce being done.
15682 (rest_of_handle_fast_dce): Add parameter to fast_dce.
15683 (rest_of_handle_fast_byte_dce): New function.
15684 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
15685 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
15687 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
15690 * gcc.h: Added fortran options that take arguments to
15691 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
15694 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
15696 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
15697 scalarization if on the LHS and not a full access.
15699 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15701 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
15703 2008-04-18 Rafael Espíndola <espindola@google.com>
15705 * tree-vrp.c (find_case_label_index): Fix the binary search.
15706 (find_case_label_range): New.
15707 (vrp_visit_switch_stmt): Use find_case_label_range.
15708 (simplify_switch_using_ranges): Use find_case_label_range.
15710 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
15712 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
15713 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
15715 2008-04-18 Tom Tromey <tromey@redhat.com>
15718 * doc/cpp.texi (Implementation-defined behavior): Mention
15721 2008-04-18 Ian Lance Taylor <iant@google.com>
15723 * fold-const.c (pointer_may_wrap_p): New static function.
15724 (fold_comparison): Add another test for pointer overflow. Use
15725 pointer_may_wrap_p to disable some false positives.
15727 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
15729 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
15730 (fname_as_string): Match updated cpp_interpret_string prototype.
15731 (fix_string_type): Support char16_t* and char32_t*.
15732 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
15733 derivative) nodes. Register as builtin if C++0x.
15734 (c_parse_error): Support CPP_CHAR{16,32}.
15735 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
15736 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
15737 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
15738 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
15739 CTI_CHAR32_ARRAY_TYPE>: New elements.
15740 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
15741 char32_type_node, signed_char32_type_node, char16_array_type_node,
15742 char32_array_type_node): New defines.
15743 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
15744 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
15745 (lex_string): Support CPP_STRING{16,32}, match updated
15746 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
15747 (lex_charconst): Support CPP_CHAR{16,32}.
15748 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
15749 and CPP_STRING{16,32}.
15751 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
15754 * aclocal.m4: Regenerate.
15755 * configure: Regenerate.
15757 2008-04-18 Jan Hubicka <jh@suse.cz>
15759 * except.c (dw2_size_of_call_site_table,
15760 sjlj_size_of_call_site_table): Use vector API for call_site_record.
15762 * cgraphbuild.c (build_cgraph_edges): Update.
15763 * tree-pass.h: Update comment.
15764 * final.c (leaf_function_p): Update.
15765 (leaf_renumber_regs): Update.
15766 (rest_of_clean_state): Update.
15767 * omp-low.c (expand_omp_parallel): Update.
15768 * ipa-reference.c (analyze_function): Update.
15769 * reorg.c (find_end_label): Update.
15770 (optimize_skip): Update.
15771 (fill_simple_delay_slots): Update.
15772 (fill_simple_delay_slots): Update.
15773 (make_return_insns): Update.
15774 (dbr_schedule): Update.
15775 * gimple-low.c (record_vars_into): Update.
15776 * cfgbuild.c (make_edges): Update.
15777 * function.c (assign_stack_local): Update.
15778 (assign_parm_adjust_stack_rtl): Update.
15779 (locate_and_pad_parm): Update.
15780 (allocate_struct_function): Do not initialize stack_alignment_needed
15781 and preferred_stack_boundary here.
15782 (stack_protect_prologue): Update.
15783 (stack_protect_epilogue): Update.
15784 (expand_function_start): Initialize stack_alignment_needed,
15785 preferred_stack_boundary and max_jumptable_ents.
15786 (expand_function_end): Update.
15787 (free_after_compilation): Do not NULLify epilogue_delay_list.
15788 * function.h (struct rtl_data): Add stack_protect_guard,
15789 stack_alignment_needed,
15790 preferred_stack_boundary, epilogue_delay_list.
15791 (struct function): Remove value_histograms, stack_alignment_needed,
15792 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
15794 unexpanded_var_list, stack_protect_guard.
15795 (current_function_epilogue_delay_list): Remove.
15796 * ipa-type-escape.c (analyze_function): Update.
15797 * gimplify.c (pop_gimplify_context): Update comment.
15798 * calls.c (expand_call): Update.
15799 (emit_library_call_value_1): Update.
15800 * except.c (set_nothrow_function_flags): Update.
15801 * cfgexpand.c (get_decl_align_unit): Update.
15802 (create_stack_guard): Update.
15803 (estimated_stack_frame_size): Update.
15804 (expand_used_vars): Update.
15805 (tree_expand_cfg): Free histogram earliers, init expansion variables.
15806 * explow.c (allocate_dynamic_stack_space): Update.
15807 * tree-ssa-live.c (remove_unused_locals): Update.
15808 * varasm.c (mark_constant_pool): Update.
15809 * tree-inline.c (remap_decls): Update.
15810 (initialize_cfun): Update.
15811 (declare_return_variable): Update.
15812 (inline_forbidden_p): Update.
15813 (expand_call_inline): Update.
15814 (declare_inline_vars): Update.
15815 (tree_function_versioning): Update.
15816 * tree-flow.h (value_histograms): New.
15817 (VALUE_HISTOGRAMS): New macro.
15818 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
15820 * tree-cfg.c (set_bb_for_stmt): Update.
15821 (replace_by_duplicate_decl): Update.
15822 (move_block_to_fn): Update.
15823 (new_label_mapper): Update.
15824 (dump_function_to_file): Update.
15825 * ipa-struct-reorg.c (build_data_structure): Update.
15826 * cfgrtl.c (print_rtl_with_bb): Update.
15827 * reload1.c (reload): Update.
15829 * config/i386/i386.c (setup_incoming_varargs_64,
15830 ix86_compute_frame_layout): Update.
15831 * config/arc/arc.c (arc_output_function_epilogue): Update.
15833 2008-04-18 Marius Strobl <marius@FreeBSD.org>
15835 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
15836 for FreeBSD as well.
15837 * gthr-posix95.h: Likewise.
15839 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
15841 PR rtl-optimization/35838
15842 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
15843 out the byte offset of the first subreg.
15845 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
15847 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
15848 to split_ti instead of three separate calls with single member arrays.
15849 (subti3 splitter): Ditto.
15850 (adddi3 splitter): Ditto with split_di.
15851 (subdi3 splitter): Ditto.
15852 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
15853 two separate calls with single member arrays. Swap match_dup
15854 operands 1 and 2 to better fit into the array.
15855 (negdi2 splitter): Ditto with split_di.
15856 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
15857 two separate calls with single member arrays. Swap match_dup operands
15858 6 and 7 to better fit into the array.
15860 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
15862 * config/i386/i386.c (sse_builtin_type): New.
15863 (bdesc_sse_args): Likewise.
15864 (bdesc_sse_3arg): Removed.
15865 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15866 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
15867 IX86_BUILTIN_ROUNDPS.
15868 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
15869 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
15870 IX86_BUILTIN_ROUNDPS.
15871 (ix86_expand_sse_4_operands_builtin): Removed.
15872 (ix86_expand_sse_operands_builtin): New.
15873 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
15874 and CODE_FOR_sse4_1_roundps.
15875 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15876 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
15878 2008-04-17 Alan Modra <amodra@bigpond.net.au>
15881 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
15882 regs before frame pop when needed. If use_backchain_to_restore_sp
15883 then load backchain into a temp reg to restore vr and vrsave. Add
15884 code to restore vr after frame pop if possible.
15886 2008-04-17 Richard Guenther <rguenther@suse.de>
15888 * tree-vn.c (expressions_equal_p): Do not check type
15889 equality or compatibility before calling operand_equal_p.
15890 * fold-const.c (operand_equal_p): Check equivalence of
15891 integer constants before bailing out due to signedness or
15892 precision differences.
15893 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
15894 spurious differences in type qualification. Ignore types
15895 for COMPONENT_REFs at all.
15897 2008-04-17 Christian Bruel <christian.bruel@st.com>
15899 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
15900 msw_skip comparison.
15902 2008-04-16 Jakub Jelinek <jakub@redhat.com>
15905 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
15908 PR tree-optimization/35899
15909 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
15910 rather than TREE_OPERAND.
15912 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
15915 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
15916 temporary registers. Change operand predicate to general_operand.
15917 (remainderxf3): Ditto.
15919 2008-04-16 Richard Guenther <rguenther@suse.de>
15921 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
15922 * tree-affine.c (aff_combination_expand): Look through some
15925 2008-04-15 Doug Kwan <dougkwan@google.com>
15927 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
15929 * tree-pretty-print.c (dump_generic_node): Ditto.
15930 * final.c (output_addr_const): Ditto.
15931 * dwarf2out.c (output_cfi): Ditto.
15932 * c-pretty-print.c (pp_c_integer_constant): Ditto.
15933 * print-rtl.c (print_rtx): Ditto.
15934 * print-tree.c (print_node_brief, print_node): Ditto.
15935 * c-common.c (match_case_to_enum_1): Ditto.
15936 * sched-vis.c (print_value): Ditto.
15937 * config/i386/i386.c (print_operand): Cast to long unsigned int
15940 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
15941 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
15942 MS Windows VirtualProtect function.
15944 2008-04-15 Jan Hubicka <jh@suse.cz>
15946 * gengtype.c (write_root): Param_is argument is OK.
15947 * expr.c (expand_expr_real_1): Update call of get_exception_*.
15948 * function.h: Include varray.h
15949 (rtl_eh): New stucture based on except.c one.
15950 (call_site_record): New forward declaration and vector type.
15951 * calls.c (emit_call_1): Do not call
15952 note_current_region_may_contain_throw.
15953 * except.c (eh_status): Remove cur_region, try_region since they are
15955 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
15956 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
15957 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
15958 Remove call_site_data_used, call_site_data_size.
15959 Turn call_site_record into vector in function.h.
15960 (note_current_region_may_contain_throw): Remove.
15961 (get_exception_pointer, get_exception_filter): Do not take struct
15962 function argument; update.
15963 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
15964 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
15965 build_post_landing_pads, dw2_build_landing_pads,
15966 sjlj_assign_call_site_values, sjlj_mark_call_sites,
15967 sjlj_emit_function_enter, sjlj_emit_function_enter,
15968 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
15969 sjlj_build_landing_pads, finish_eh_generation,
15970 remove_exception_handler_label, remove_eh_handler,
15971 maybe_remove_eh_handler, add_reachable_handler,
15972 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
15973 add_action_record, collect_one_action_chain, add_call_site,
15974 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
15975 sjlj_output_call_site_table, output_function_exception_table,
15976 * except.h (note_current_region_may_contain_throw): Remove
15977 (get_exception_pointer, get_exception_filter): Do not take struct
15979 * Makefile.in (GTFILES): Put varargs before struct function.
15981 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15983 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
15984 punt for STRING_CST.
15985 (get_constraint_for): Deal with STRING_CST here instead.
15987 2008-04-15 Richard Guenther <rguenther@suse.de>
15989 * tree-ssa-propagate.c (substitute_and_fold): Substitute
15990 statements in a basic-block with a backward walk. Do not
15991 substitute into dead statements but instead remove those.
15993 2008-04-15 Richard Guenther <rguenther@suse.de>
15995 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
15996 to zero, thus disable creation of SFTs.
15998 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
16000 * tree-predcom.c (suitable_reference_p): Return false if the
16001 reference can throw.
16003 2008-04-15 Jakub Jelinek <jakub@redhat.com>
16006 * c-decl.c (finish_decl): If extern or static var has variable
16007 size, set TREE_TYPE (decl) to error_mark_node.
16009 2008-04-15 Rafael Espíndola <espindola@google.com>
16011 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
16014 2008-04-15 Richard Guenther <rguenther@suse.de>
16016 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
16017 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
16018 (visit_reference_op_load): Do walk vuse-vdef chains on
16019 vn_reference_lookup.
16020 (visit_reference_op_store): But do not here.
16021 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
16022 vn_reference_lookup.
16023 (vn_lookup_with_vuses): But do so here.
16025 2008-04-14 Ian Lance Taylor <iant@google.com>
16027 * fold-const.c (fold_overflow_warning): Remove assertion.
16029 2008-04-15 Ben Elliston <bje@au.ibm.com>
16031 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
16032 temp1 local variables.
16034 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
16037 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
16038 ".text.unlikely" section as executable.
16040 2008-04-14 James E. Wilson <wilson@tuliptree.org>
16042 * config/ia64/ia64.c (rtx_needs_barrier): Handle
16043 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
16044 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
16045 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
16046 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
16047 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
16048 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
16050 2008-04-14 Ian Lance Taylor <iant@google.com>
16052 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
16053 * fold-const.c (fold_comparison): If appropriate, test
16054 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
16055 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
16056 reassociating a pointer type.
16057 * doc/invoke.texi (Optimize Options): Document that
16058 -fstrict-overflow applies to pointer wraparound.
16060 2008-04-13 Jan Hubicka <jh@suse.cz>
16062 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
16064 2008-04-12 Andrew Pinski <pinskia@gmail.com>
16066 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
16067 we are going to "save the world".
16069 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
16071 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
16072 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
16073 operand 0 constraint, not "=".
16075 2008-04-11 James E. Wilson <wilson@tuliptree.org>
16077 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
16079 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16081 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
16082 of size of positions_needed * CHAR_BIT.
16084 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16086 PR middle-end/35897
16087 * dse.c (store_info): Change positions_needed to unsigned
16089 (lowpart_bitmask): New.
16090 (record_store): Cast to unsigned HOST_WIDE_INT for
16091 positions_needed. Assert width <= size of positions_needed *
16092 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
16093 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
16094 lowpart_bitmask to set mask.
16096 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16098 * config/bfin/constraints.md: New file.
16099 * config/bfin/bfin.md: Include it.
16100 (adddi3): Use satisfies_constraint functions instead of the old macros.
16101 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
16102 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
16103 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
16104 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
16105 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
16106 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
16107 EXTRA_CONSTRAINT): Delete.
16108 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
16109 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
16111 * config/bfin/bfin.c: Include "tm-constrs.h".
16112 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
16113 Use satisfies_constraint functions instead of the old macros.
16114 * doc/md.texi (Blackfin Constraints): Update file name reference.
16116 2008-04-11 Richard Guenther <rguenther@suse.de>
16118 PR tree-optimization/35869
16119 * tree-vrp.c (execute_vrp): Move switch statement update after
16120 jump threading. Schedule another cfg cleanup run.
16122 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
16125 * attribs.c (decl_attributes): Return early on errorneous node.
16127 2008-04-10 Oleg Ryjkov <olegr@google.com>
16129 * tree.h (struct tree_base): Added a new flag default_def_flag.
16130 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
16132 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
16134 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
16136 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16139 * pa.md: Define mode iterator P. Define mode attribute dwc.
16140 (dcacheflush): Update pattern to use iterator P and attribute dwc.
16141 (icacheflush): Likewise.
16142 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
16143 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
16145 2008-04-11 Ben Elliston <bje@au.ibm.com>
16147 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
16149 2008-04-10 Rafael Espíndola <espindola@google.com>
16151 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
16152 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
16153 (extract_range_from_expr): The same.
16155 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16157 * config/mips/mips.md (GPR2): New mode iterator.
16158 (seq): Add comment.
16159 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
16160 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
16161 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
16162 Rewrite these to take two modes, the mode of comparison and the
16163 mode of the destination.
16164 * config/mips/mips.c (mips_expand_scc): Instead of having
16165 paradoxical subreg as destination, expand "narrowing" scc if mode
16166 of comparison is SI and target is requested in DI mode.
16167 (mips_emit_int_order_test): Update comment. Make mode of
16168 comparison match CMP0 rather than TARGET. When creating inverse
16169 target use mode of TARGET.
16171 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16173 * gcov-dump.c (tag_summary): Only print summaries for the first
16174 GCOV_COUNTERS_SUMMABLE counters.
16176 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
16178 * config/i386/i386.md (absneg): New code iterator.
16179 (absnegprefix): New code attribute.
16180 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
16181 patterns using absneg code iterator.
16182 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
16183 using absneg code iterator.
16184 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
16185 *neg<mode>2 patterns using absneg code iterator.
16186 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16187 *negextendsfdf2 patterns using absneg code iterator.
16188 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
16189 *negextendsfxf2 patterns using absneg code iterator.
16190 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16191 *negextendsfdf2 patterns using absneg code iterator.
16192 * config/i386/sse.md (<code><mode>2): Macroize expander from
16193 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
16195 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
16197 * config/s390/s390.h: Remove the remains of the recent search
16198 & replace action of current_function_outgoing_args_size.
16200 2008-04-10 Ira Rosen <irar@il.ibm.com>
16202 PR tree-optimization/35821
16203 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
16204 NEW_STMT_LIST is not NULL.
16206 2008-04-09 David Edelsohn <edelsohn@gnu.org>
16209 * toplev.c (process_options): Remove -ffunction-sections debugging
16212 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
16214 PR middle-end/PR28690
16215 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
16216 than gen_rtx_fmt_ee to perform more canonicalizations.
16218 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16221 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
16223 2008-04-09 Richard Guenther <rguenther@suse.de>
16225 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
16226 (dump_function_to_file): Dump function arguments with types.
16228 2008-04-08 Richard Guenther <rguenther@suse.de>
16230 * fold-const.c (fold_widened_comparison): Do not allow
16231 sign-changes that change the result.
16233 2008-04-08 Janis Johnson <janis187@us.ibm.com>
16236 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
16237 kinds of indirect references.
16239 2008-04-08 David Edelsohn <edelsohn@gnu.org>
16241 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
16242 GNU Fortran language string.
16244 2008-04-08 Rafael Espíndola <espindola@google.com>
16246 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
16247 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
16248 * tree.h (tree_call_nonnegative_warnv_p): New.
16250 2008-04-08 Jan Hubicka <jh@suse.cz>
16252 * function.c (free_after_compilation): Clear out regno_reg_rtx
16255 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
16258 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16260 PR middle-end/PR28690
16261 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
16262 same precedence as REG_POINTER and MEM_POINTER operands.
16264 2008-04-08 Richard Guenther <rguenther@suse.de>
16266 PR middle-end/35834
16267 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
16268 for adding index to base.
16270 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
16272 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
16273 (MINGW_ENABLE_EXECUTE_STACK): New.
16274 (IN_LIBGCC2): For libgcc include windows.h file for
16275 function declarations.
16277 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
16279 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
16280 and tem2 if tem1 is not a REG or MULT.
16282 2008-04-08 Jan Hubicka <jh@suse.cz>
16284 * function.h (incomming_args): Break out of struct function.
16285 (function_subsections): Break out of struct function.
16286 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
16287 return_rtx and hard_reg_initial_vals from struct function.
16288 Kill inl_max_label_num.
16289 (current_function_pops_args, current_function_args_info,
16290 current_function_args_size, current_function_args_size,
16291 current_function_pretend_args_size,
16292 current_function_outgoing_args_size,
16293 current_function_internal_arg_pointer, current_function_return_rtx):
16294 Kill compatibility accestor macros.
16295 * builtins.c (expand_builtin_apply_args_1): Update.
16296 (expand_builtin_next_arg): Update.
16297 * df-scan.c (df_get_call_refs): Update.
16298 * dbxout.c (dbxout_function_end): Update.
16299 * dwarf2out.c (dwarf2out_switch_text_section): Update.
16300 (output_line_info): Update.
16301 (secname_for_decl): Update.
16302 (dwarf2out_var_location): Update.
16303 * function.c (free_after_compilation): Update.
16304 (assign_parm_find_stack_rtl): Update.
16305 (assign_parms): Update.
16306 (expand_dummy_function_end): Update.
16307 (expand_function_end): Update.
16308 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
16309 (expand_call): Update.
16310 (emit_library_call_value_1): Update.
16311 (store_one_arg): Update.
16312 * varasm.c (initialize_cold_section_name): Update.
16313 (unlikely_text_section): Update.
16314 (unlikely_text_section_p): Update.
16315 (assemble_start_function): Update.
16316 (assemble_end_function): Update.
16317 (default_section_type_flags): Update.
16318 (switch_to_section): Update.
16319 * integrate.c (set_decl_abstract_flags): Update.
16320 (get_hard_reg_initial_val): Update.
16321 (has_hard_reg_initial_val): Update.
16322 (allocate_initial_values): Update.
16323 * resource.c (init_resource_info): Update.
16324 * config/alpha/alpha.c (NUM_ARGS): Update.
16325 (direct_return): Update.
16326 (alpha_va_start): Update.
16327 (alpha_sa_size): Update.
16328 (alpha_initial_elimination_offset): Update.
16329 (alpha_expand_prologue): Update.
16330 (alpha_start_function): Update.
16331 (alpha_expand_epilogue): Update.
16332 (unicosmk_initial_elimination_offset):
16333 * config/alpha/alpha.md (call expander): Update.
16334 * config/s390/s390.c (s390_register_info): Update.
16335 (s390_register_info): Update.
16336 (s390_frame_info): Update.
16337 (s390_initial_elimination_offset): Update.
16338 (s390_build_builtin_va_list): Update.
16339 (s390_va_start): Update.
16340 * config/spu/spu.c (direct_return): Update.
16341 (spu_expand_prologue): Update.
16342 (spu_initial_elimination_offset): Update.
16343 (spu_build_builtin_va_list): Update.
16344 (spu_va_start): Update.
16345 * config/sparc/sparc.c (sparc_init_modes): Update.
16346 (sparc_compute_frame_size): Update.
16347 (function_value): Update.
16348 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
16349 * config/i386/i386.md (return expander): Update.
16350 * config/i386/i386.c (ix86_va_start): Update.
16351 (ix86_can_use_return_insn_p): Update.
16352 (ix86_compute_frame_layout): Update.
16353 (ix86_expand_epilogue): Update.
16354 * config/sh/sh.c (output_stack_adjust): Update.
16355 (calc_live_regs): Update.
16356 (sh_expand_prologue): Update.
16357 (sh_builtin_saveregs): Update.
16358 (sh_va_start): Update.
16359 (initial_elimination_offset): Update.
16360 (sh_allocate_initial_value): Update.
16361 (sh_function_ok_for_sibcall): Update.
16362 (sh_get_pr_initial_val): Update.
16363 * config/sh/sh.md (return expander): Update.
16364 * config/avr/avr.c (frame_pointer_required_p): UPdate.
16365 * config/crx/crx.c (crx_compute_frame): UPdate.
16366 (crx_initial_elimination_offset): UPdate.
16367 * config/xtensa/xtensa.c (compute_frame_size): Update
16368 (xtensa_builtin_saveregs): Update.
16369 (xtensa_va_start): Update.
16370 (order_regs_for_local_alloc): Update.
16371 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
16372 (xstormy16_expand_builtin_va_start): Update.
16373 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
16374 * config/m68hc11/m68hc11.md (return expanders): Update.
16375 * config/m68hc11/m68hc11.c (expand_prologue): Update.
16376 (expand_epilogue): Update.
16377 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
16378 (cris_simple_epilogue): Update.
16379 (cris_expand_prologue): Update.
16380 (cris_expand_epilogue): Update.
16381 * config/iq2000/iq2000.c (iq2000_va_start): Update.
16382 (compute_frame_size): Update.
16383 * config/mt/mt.c (mt_compute_frame_size): Update.
16384 * config/mn10300/mn10300.c (expand_prologue): Update.
16385 (expand_epilogue): Update.
16386 (initial_offset): Update.
16387 (mn10300_builtin_saveregs):
16388 * config/mn10300/mn10300.md (return expander): Update.
16389 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16390 (ia64_initial_elimination_offset): Update.
16391 (ia64_initial_elimination_offset): Update.
16392 (ia64_expand_prologue): Update.
16393 * config/m68k/m68k.md (return expander): Update.
16394 * config/rs6000/rs6000.c (rs6000_va_start): Update.
16395 (rs6000_stack_info): Update.
16396 * config/mcore/mcore.c (layout_mcore_frame): Update.
16397 (mcore_expand_prolog): Update.
16398 * config/arc/arc.c (arc_compute_frame_size): Update.
16399 * config/score/score3.c (score3_compute_frame_size): Update.
16400 * config/score/score7.c (score7_compute_frame_size): Update.
16401 * config/arm/arm.c (use_return_insn): Update.
16402 (thumb_find_work_register): Update.
16403 (arm_compute_save_reg_mask): Update.
16404 (arm_output_function_prologue): Update.
16405 (arm_output_epilogue): Update.
16406 (arm_size_return_regs): Update.
16407 (arm_get_frame_offsets): Update.
16408 (arm_expand_prologue): Update.
16409 (thumb_exit): Update.
16410 (thumb_unexpanded_epilogue): Update.
16411 (thumb1_output_function_prologue): Update.
16412 * config/pa/pa.md (return expander): Update.
16413 * config/pa/pa.c (compute_frame_size): Update.
16414 (hppa_builtin_saveregs): Update.
16415 * config/mips/mips.c (mips_va_start): Update.
16416 (mips16_build_function_stub): Update.
16417 (mips_compute_frame_info): Update.
16418 (mips_restore_gp): Update.
16419 (mips_output_function_prologue): Update.
16420 (mips_expand_prologue): Update.
16421 * config/v850/v850.c (compute_frame_size): Update.
16422 (expand_prologue): * config/mmix/mmix.c (along): update.
16423 (mmix_initial_elimination_offset): update.
16424 (mmix_reorg): update.
16425 (mmix_use_simple_return): update.
16426 (mmix_expand_prologue): update.
16427 (mmix_expand_epilogue): Update.
16428 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
16429 (emit_link_insn): Update.
16431 2008-04-08 Anatoly Sokolov <aesok@post.ru>
16433 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
16434 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
16436 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
16439 2008-04-07 Jan Hubicka <jh@suse.cz>
16441 * function.h (rtl): Rename to x_rtl.
16442 (crtl): New define.
16443 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16444 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16445 used_temp_slots avail_temp_slots, temp_slot_level,
16446 nonlocal_goto_handler_labels): Update accesstors.
16447 (rtl): New global variable.
16448 (struct function): Move some fileds to rtl_data.
16449 (get_arg_pointer_save_area): Update prototype.
16450 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16451 get_arg_pointer_save_area.
16452 * expr.c (init_expr): Update
16453 * function.c (get_frame_size): Update
16454 (assign_stack_local): Update
16455 (expand_function_end): Update.
16456 (get_art_pointer_save_area): Update
16458 * emit-rtl.c (rtl): Declare.
16459 (regno_reg_rtx): Declare.
16460 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16462 (gen_reg_rtx): Update.
16463 * varasm.c (n_deferred_constatns): Update accestor.
16464 (init_varasm_status): Do not allocate varasm_status.
16465 (force_const_mem, get_pool_size, output_constant_pool): Update.
16466 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16467 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16468 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
16469 * sparc/sparc.h (INIT_EXPANDERS): Update.
16470 * ia64/ia64.h (INIT_EXPANDERS): Update.
16472 2008-04-07 James E. Wilson <wilson@tuliptree.org>
16474 * reload.c (push_secondary_reload): Add missing break to for loop.
16476 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16478 PR middle-end/PR28690
16479 * rtlanal.c: Update copyright years.
16480 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
16481 as REG_POINTER and MEM_POINTER operands.
16482 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
16483 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
16484 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
16485 * gcse.c: Update copyright years.
16486 (pre_delete): Call gen_reg_rtx_and_attrs.
16487 (hoist_code): Likewise.
16488 (build_store_vectors): Likewise.
16489 (delete_store): Likewise.
16490 * loop-invariant.c (move_invariant_reg): Likewise.
16491 Update copyright years.
16493 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
16495 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
16496 control string instead of quoted.
16498 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16500 * doc/rtl.texi: Rewrite of subreg section.
16502 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
16505 * config/i386/i386.c (legitimize_pic_address): Add treating
16506 of dllimport SYM_REF's.
16507 (legitimize_dllimport_symbol): Add prototype.
16509 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16511 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
16512 reference in constructor with non self-referential type.
16514 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16516 Removal of Return with Depressed Stack Pointer support
16517 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
16518 (ECF_SP_DEPRESSED): Likewise.
16519 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
16520 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
16521 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16522 (expand_call): Do not test ECF_SP_DEPRESSED.
16523 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16524 * function.c (keep_stack_depressed): Delete.
16525 (handle_epilogue_set): Likewise.
16526 (update_epilogue_consts): Likewise.
16527 (emit_equiv_load): Likewise.
16528 (thread_prologue_and_epilogue_insns): Remove support for Return with
16529 Depressed Stack Pointer.
16530 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16532 2008-04-06 Richard Guenther <rguenther@suse.de>
16534 PR tree-optimization/35400
16535 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
16536 information from SSA_NAMEs.
16538 2008-04-06 Anatoly Sokolov <aesok@post.ru>
16540 * config/avr/avr.h (avr_mega_p): Remove declaration.
16541 (AVR_MEGA): Remove macro.
16542 * config/avr/avr.c (avr_mega_p): Remove variable.
16543 (avr_override_options): Remove inicializion of avr_mega_p.
16544 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16545 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16546 (avr_jump_mode): (Ditto.).
16547 (avr_output_progmem_section_asm_op): (Ditto.).
16548 (avr_asm_init_sections): (Ditto.).
16549 (avr_asm_init_sections): (Ditto.).
16550 (avr_rtx_costs): (Ditto.).
16551 * config/avr/avr.md: (Ditto.).
16552 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
16555 2008-04-06 Richard Guenther <rguenther@suse.de>
16557 PR tree-optimization/35842
16558 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
16559 is_gimple_invariant_address.
16561 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16563 * gcc.c (default_compilers): Sync Fortran extensions list with
16564 that in fortran/lang-specs.h.
16565 * doc/invoke.texi: Likewise.
16566 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
16567 * dwarf2out.c (gen_compile_unit_die): Likewise.
16569 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
16571 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
16573 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
16576 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
16577 attribute is used for nested functions.
16579 2008-04-05 Jan Hubicka <jh@suse.cz>
16581 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
16583 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
16585 (dump_files): Update.
16586 (enable_rtl_dump_file): Do not accept letter argument.
16587 * tree-pass.h (dump_file_info): Remove letter argument.
16588 * toplev.c (decode_d_option): Update -da handling.
16589 * toplev.h (enable_rtl_dump_file): Update prototype.
16590 * passes.c (register_one_dump_file): Do not accept IPA argument; work
16591 it out based on pass type.
16592 (register_dump_files_1): Likewise.
16593 (init_optimization_passes): Update register_one_dump_file calls.
16594 (execute_one_pass): Sanity check that IPA passes are called at IPA
16595 level and RTL passes at RTL level.
16596 (execute_pass_list): IPA pass can not be after or subpass of
16598 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
16599 disallov RTL subpasses of IPA subpasses.
16601 2008-04-05 Ben Elliston <bje@au.ibm.com>
16603 * tree-cfg.c (need_fake_edge_p): Return false for calls to
16604 builtins that return exactly once and do not throw. Cache call to
16607 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
16609 PR rtl-optimization/34916
16610 PR middle-end/35519
16611 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
16612 between instruction pairs.
16614 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
16616 * doc/invoke.texi: Document -mbitops for SH.
16617 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
16618 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
16619 * config/sh/sh.c (print_operand): Add %t operand code.
16620 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
16621 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
16622 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
16623 (extendqihi2): Likewise.
16624 (movqi_i): Likewise.
16625 (insv): Use bset, bclr and bst instructions for SH2A if possible.
16626 (extv): Use bld instruction for SH2A if possible.
16628 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
16629 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
16630 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
16631 (bset.b, bclr.b): Define peepholes.
16632 * config/sh/sh.opt (mbitops): New option.
16634 2008-04-04 Janis Johnson <janis187@us.ibm.com>
16637 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
16638 and view convert expression.
16640 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16643 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16645 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
16647 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
16649 * config/i386/cpuid.h (bit_AES): New.
16650 (bit_PCLMUL): Likewise.
16652 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
16653 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
16654 SSE2 if AES or PCLMUL is enabled.
16655 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
16656 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16657 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
16658 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
16659 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
16660 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
16661 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16662 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
16663 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
16664 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
16665 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
16666 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
16667 __builtin_ia32_aeskeygenassist128 and
16668 __builtin_ia32_pclmulqdq128.
16669 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
16670 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
16671 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
16673 * config/i386/i386.h (TARGET_AES): New.
16674 (TARGET_PCLMUL): Likewise.
16675 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
16677 * config/i386/i386.md (UNSPEC_AESENC): New.
16678 (UNSPEC_AESENCLAST): Likewise.
16679 (UNSPEC_AESDEC): Likewise.
16680 (UNSPEC_AESDECLAST): Likewise.
16681 (UNSPEC_AESIMC): Likewise.
16682 (UNSPEC_AESKEYGENASSIST): Likewise.
16683 (UNSPEC_PCLMUL): Likewise.
16685 * config/i386/i386.opt (maes): New.
16686 (mpclmul): Likewise.
16688 * config/i386/sse.md (aesenc): New pattern.
16689 (aesenclast): Likewise.
16690 (aesdec): Likewise.
16691 (aesdeclast): Likewise.
16692 (aesimc): Likewise.
16693 (aeskeygenassist): Likewise.
16694 (pclmulqdq): Likewise.
16696 * config/i386/wmmintrin.h: New.
16698 * doc/extend.texi: Document AES and PCLMUL built-in function.
16700 * doc/invoke.texi: Document -maes and -mpclmul.
16702 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
16704 * function.c (free_after_parsing): Replace with
16705 cxx_push_function_context from C++ front-end.
16706 (allocate_struct_function): Don't call langhook.
16707 * langhooks.h (struct lang_hooks_for_functions): Delete.
16708 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
16710 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
16711 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
16712 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
16713 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
16714 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
16715 remove LANG_HOOKS_FUNCTION_INITIALIZER.
16716 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
16718 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
16719 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
16721 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16724 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
16727 2008-04-04 Richard Guenther <rguenther@suse.de>
16729 PR middle-end/35823
16730 * fold-const.c (optimize_minmax_comparison): Use the correct
16731 type for the constant in the simplified comparison.
16733 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
16735 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
16736 Pass L2 size as "--param l2-cache-size" to the compiler.
16737 (decode_l2_cache): New function to decode L2 cache parameters using
16738 0x8000006 extended cpuid function.
16739 (detect_caches_amd): Determine parameters of L2 cache using
16740 decode_l2_caches function.
16741 (decode_caches_intel): Decode L2 cache parameters.
16742 (detect_caches_intel): Determine L2 cache parameters using
16743 decode_caches_intel and decode_l2_caches functions.
16745 2008-04-03 Bob Wilson <bob.wilson@acm.org>
16747 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
16748 secondary input reload for subword loads from the constant pool.
16750 2008-04-03 Janis Johnson <janis187@us.ibm.com>
16753 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
16754 constants of the appropriate size for runtime calculations.
16757 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
16758 decimal-float literal constant zero.
16760 2008-04-03 Jakub Jelinek <jakub@redhat.com>
16763 * c-parser.c (c_parser_omp_atomic): Call
16764 default_function_array_conversion on the RHS.
16766 PR middle-end/35818
16767 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
16768 call is_variable_sized if decl has incomplete type.
16770 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
16772 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
16774 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
16776 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
16778 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
16779 (sgt<u>): Merge sgt and sgtu into new expander.
16780 (sgt, sgtu): Remove expanders.
16781 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
16782 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
16783 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
16784 *sgtu_<mode>_mips16 into new pattern.
16785 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
16786 (sge<u>): Merge sge and sgeu into new expander.
16787 (sge, sgeu): Remove expanders.
16788 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
16790 (*sge_<mode>, second *sge_<mode>): Remove patterns.
16791 (slt<u>): Merge slt and sltu into new expander.
16792 (slt, sltu): Remove expanders.
16793 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
16794 (*slt_<mode>, *sltu_<mode>): Remove patterns.
16795 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
16796 *sltu_<mode>_mips16 into new pattern.
16797 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
16798 (sle<u>): Merge sle and sleu into new expander.
16799 (sle, sleu): Remove expanders.
16800 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
16801 (*sle_<mode>, *sleu_<mode>): Remove patterns.
16802 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
16803 *sleu_<mode>_mips16 into new pattern.
16804 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
16806 2008-04-03 Jan Hubicka <jh@suse.cz>
16808 PR tree-optimization/35795
16809 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
16810 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16811 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
16812 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
16813 * score/score3.c (score3_output_mi_thunk): Likewise.
16814 * score/score7.c (score7_output_mi_thunk): Likewise.
16815 * mips/mips.c (mips_output_mi_thunk): Likewise.
16817 2008-04-03 Richard Guenther <rguenther@suse.de>
16819 * tree-vrp.c (extract_range_from_unary_expr): Handle all
16820 conversions. Simplify code.
16822 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
16824 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
16826 2008-04-03 Tom Tromey <tromey@redhat.com>
16827 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16829 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16830 * config/bfin/t-bfin-linux (generated_files): Add
16831 linux-sysroot-suffix.h.
16832 * doc/install.texi (Prerequisites): Require make 3.80.
16833 * doc/sourcebuild.texi (Front End Directory): Document new
16835 * Makefile.in (generated_files): New variable.
16836 (ALL_HOST_OBJS): New variable.
16837 ($(ALL_HOST_OBJS)): New target.
16839 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16841 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
16842 (remap_block): Call id->transform_lang_insert_block instead
16844 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
16845 Set id.transform_lang_insert_block to NULL.
16846 (clone_body): Move to cp/optimize.c
16847 * tree-inline.h (struct copy_body_data): Change
16848 transform_lang_insert_block to function pointer.
16849 (copy_generic_body, copy_decl_no_change): Export.
16850 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
16851 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
16852 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
16854 * c-tree.h (insert_block): Kill.
16855 * c-decl.c (insert_block): Kill.
16857 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16859 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16860 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16861 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
16863 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
16864 argument, call {push,pop}_function_context from here.
16865 * c-parser.c: Use c_{push,pop}_function_context.
16867 * function.c (push_function_context_to): Move meat ...
16868 (push_function_context): ... here. Simplify.
16869 * function.c (pop_function_context_from): Move meat ...
16870 (pop_function_context): ... here. Simplify.
16871 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
16873 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16874 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16875 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
16876 * tree.h (push_function_context_to, pop_function_context_from): Remove.
16878 2008-04-03 Ben Elliston <bje@au.ibm.com>
16880 * expmed.c (extract_force_align_mem_bit_field): Remove.
16882 2008-04-03 Richard Guenther <rguenther@suse.de>
16884 PR middle-end/35800
16885 * expr.h (try_casesi): Adjust prototype.
16886 * expr.c (try_casesi): Take fallback label as extra parameter.
16887 Use that for gen_casesi if default_label is NULL.
16888 * stmt.c (expand_case): Pass fallback label to try_casesi,
16889 make sure to fill gaps with a fallback label if default_label
16892 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
16895 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
16897 2008-04-03 Ben Elliston <bje@au.ibm.com>
16899 * expmed.c (extract_split_bit_field): Remove if (0) code.
16900 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
16901 (do_ds_constraint): Likewise.
16903 2008-04-02 Joseph Myers <joseph@codesourcery.com>
16905 * doc/cppopts.texi (-dU): Document.
16906 * c-common.h (flag_dump_macros): Update comment.
16907 * c-opts.c (handle_OPT_d): Handle -dU.
16908 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
16909 dump_queued_macros, cb_used_define, cb_used_undef): New.
16910 (init_pp_output): Handle -dU.
16911 (cb_line_change): Call dump_queued_macros.
16912 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
16914 2008-04-02 Anatoly Sokolov <aesok@post.ru>
16916 * config/avr/predicates.md (io_address_operand): New predicate.
16917 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
16918 * config/avr/avr.c (avr_io_address_p): Remove function.
16919 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
16920 'avr_io_address_p' function.
16921 (out_movhi_r_mr): (Ditto.).
16922 (out_movqi_mr_r): (Ditto.).
16923 (out_movhi_mr_r): (Ditto.).
16924 (avr_address_cost): (Ditto.).
16926 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
16928 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
16929 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
16930 in 32bit mode when XMM registers are available to avoid store
16932 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
16933 corresponding post-reload splitters.
16935 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16937 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
16938 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
16939 __builtin_ia32_roundss.
16940 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
16941 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
16942 __builtin_ia32_roundss.
16943 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
16944 IX86_BUILTIN_SHUFPD here.
16946 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16948 * config/i386/i386.md (plogic): New.
16949 (plogicprefix): Likewise.
16951 * config/i386/mmx.md (mmx_<code><mode>3): New.
16952 (mmx_and<mode>3): Removed.
16953 (mmx_ior<mode>3): Likewise.
16954 (mmx_xor<mode>3): Likewise.
16956 * config/i386/sse.md (<code><mode>3): New.
16957 (*<code><mode>3): Likewise.
16958 (*<code><mode>3): Likewise.
16959 (<code><mode>3): Likewise.
16960 (*sse_<code><mode>3): Likewise.
16961 (*sse2_<code><mode>3): Likewise.
16962 (<code>tf3): Likewise.
16963 (*<code>tf3): Likewise.
16964 (and<mode>3): Likewise.
16965 (*and<mode>3): Likewise.
16966 (ior<mode>3): Removed.
16967 (*ior<mode>3): Likewise.
16968 (xor<mode>3): Likewise.
16969 (*xor<mode>3): Likewise.
16970 (*and<mode>3): Likewise.
16971 (*ior<mode>3): Likewise.
16972 (*xor<mode>3): Likewise.
16973 (and<mode>3): Likewise.
16974 (*sse_and<mode>3): Likewise.
16975 (*sse2_and<mode>3): Likewise.
16976 (andtf3): Likewise.
16977 (*andtf3): Likewise.
16978 (ior<mode>3): Likewise.
16979 (*sse_ior<mode>3): Likewise.
16980 (*sse2_ior<mode>3): Likewise.
16981 (iortf3): Likewise.
16982 (*iortf3): Likewise.
16983 (xor<mode>3): Likewise.
16984 (*sse_xor<mode>3): Likewise.
16985 (*sse2_xor<mode>3): Likewise.
16986 (xortf3): Likewise.
16987 (*xortf3): Likewise.
16989 2008-04-02 Richard Guenther <rguenther@suse.de>
16991 PR tree-optimization/14495
16992 PR tree-optimization/34793
16993 * tree-vrp.c (struct switch_update): New structure.
16994 (to_remove_edges, to_update_switch_stmts): New VECs.
16995 (simplify_switch_using_ranges): New function. Remove not taken
16996 case labels and edges.
16997 (simplify_stmt_using_ranges): Call it.
16998 (identify_jump_threads): Mark edges we have queued for removal
16999 so we don't thread them.
17000 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
17002 * tree-cfg.c (group_case_labels): Deal with missing default label.
17003 (tree_verify_flow_info): Allow missing default label.
17004 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
17005 (emit_case_nodes): Likewise.
17006 (expand_case): Do not rely on the default label to be present.
17007 * expr.c (try_casesi): Deal with NULL default_label.
17008 (do_tablejump): Likewise.
17010 2008-04-02 Richard Guenther <rguenther@suse.de>
17012 PR tree-optimization/14495
17013 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
17014 SWITCH_EXPR here ...
17015 (vrp_visit_switch_stmt): ... but here (new function).
17016 (find_case_label_index): New helper function.
17017 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
17019 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17021 * fwprop.c: Fix ISO-C99ism.
17023 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17026 * Makefile.in (objdir): Set it here.
17027 * configure.ac: Not here. Find dynamic linker characteristics.
17028 * exec-tool.in: Use them.
17029 * aclocal.m4: Regenerate.
17030 * configure: Regenerate.
17032 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17034 * expr.c (expand_var): Delete it.
17035 * expr.h (expand_var): Delete prototype.
17036 * function.c (expand_function_start): Use expand_decl instead.
17037 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
17040 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
17042 PR rtl-optimization/35542
17043 * fwprop.c (forward_propagate_and_simplify): Replace
17044 loc_reg_mentioned_in_p with reg_mentioned_p.
17046 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17048 PR rtl-optimization/35281
17049 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
17050 (propagate_rtx_1): Handle PR_HANDLE_MEM.
17051 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
17052 (varying_mem_p): Move above propagate_rtx.
17053 (all_uses_available_at): Do not check MEMs.
17055 2008-04-02 Rafael Espíndola <espindola@google.com>
17057 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
17058 (register_edge_assert_for_2): Split the cond argument.
17059 (register_edge_assert_for_1): Adjust for the change in
17060 register_edge_assert_for_2.
17061 (register_edge_assert_for): Split the cond argument.
17062 (find_switch_asserts): Adjust for the change in
17063 register_edge_assert_for.
17065 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
17067 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
17068 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
17069 offsets for 64-bit mingw.
17070 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
17071 abi for x86_64-pc-mingw.
17073 2008-04-02 Richard Guenther <rguenther@suse.de>
17075 * tree-vrp.c (extract_range_from_assert): Make sure to not
17076 produce range min/max with TREE_OVERFOW set.
17077 If merging a anti-range and a range keep the anti-range if
17078 the range covers all values of the type.
17079 (register_edge_assert_for_2): Only allow sign-changing
17080 conversions in detecting canonical range checks. Also
17081 register an assert for the unsigned name if useful.
17083 PR tree-optimization/35787
17084 * tree-vrp.c (vrp_val_max): New function.
17085 (vrp_val_min): Likewise.
17086 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
17087 (vrp_val_is_min): Likewise.
17088 (supports_overflow_infinity): Use vrp_val_{min,max}.
17089 (negative_overflow_infinity): Likewise.
17090 (positive_overflow_infinity): Likewise.
17091 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
17092 (is_positive_overflow_infinity): Likewise.
17093 (is_overflow_infinity): Likewise.
17094 (avoid_overflow_infinity): Use vrp_val_{min,max} and
17095 vrp_val_is_{min,max}.
17096 (set_and_canonicalize_value_range): Canonicalize anti-ranges
17097 to ranges if possible. Avoid empty ranges.
17099 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17101 PR middle-end/35705
17102 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
17103 the expression is a function address.
17105 2008-04-01 George Helffrich <george@gcc.gnu.org>
17107 PR fortran/35154, fortran/23057
17108 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
17109 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
17110 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
17111 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
17113 (dbxout_syms): Check for COMMON-based symbol and wrap in
17114 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
17115 in bracket for efficiency.
17117 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
17118 using DW_TAG_common_block + member offset.
17119 (add_pubname_string): New function.
17120 (dw_expand_expr): New function to find block name and offset for
17122 (common_check): New function to check whether symbol in Fortran COMMON.
17123 (gen_variable_die): If COMMON, use DW_TAG_common_block.
17125 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
17128 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
17130 2008-04-02 Ben Elliston <bje@au.ibm.com>
17132 * config/v850/v850.md (casesi): Remove if (0) code.
17133 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
17134 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
17136 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
17138 * config/i386/i386.md (rex64suffix): New mode attribute.
17139 (floathi<mode>2): Disable expander for SSE math.
17140 (*floathi<mode>2_1): New insn insn_and_split pattern.
17141 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
17142 corresponding post-reload splitters.
17143 (*floathi<mode>2_i387): New macroized insn pattern.
17144 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
17145 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
17146 insn_and_split pattern.
17147 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
17148 New macroized instruction patterns and corresponding post-reload
17150 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
17151 and corresponding post-reload splitters.
17152 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
17153 New macroized instruction patterns.
17154 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
17155 macroized instruction patterns and corresponding post-reload splitters.
17156 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
17157 corresponding post-reload splitters.
17158 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
17159 New macroized instruction patterns.
17160 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
17161 corresponding post-reload splitters.
17162 (*floatsi<mode>2_i387): New macroized instruction patterns.
17164 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
17166 * config/i386/i386.md (smaxmin): New.
17167 (umaxmin): Likewise.
17168 (maxminiprefix): Likewise.
17169 (maxminfprefix): Likewise.
17170 (<code><mode>3): Likewise.
17171 (smin<mode>3): Removed.
17172 (smax<mode>3): Likewise.
17174 * config/i386/mmx.md (mmx_<code>v2sf3): New.
17175 (mmx_<code>v4hi3): Likewise.
17176 (mmx_<code>v8qi3): Likewise.
17177 (mmx_smaxv2sf3): Removed.
17178 (mmx_sminv2sf3): Likewise.
17179 (mmx_umaxv8qi3): Likewise.
17180 (mmx_smaxv4hi3): Likewise.
17181 (mmx_uminv8qi3): Likewise.
17182 (mmx_sminv4hi3): Likewise.
17184 * config/i386/sse.md (<addsub><mode>3): New.
17185 (*<addsub><mode>3): Likewise.
17186 (<sse>_vm<addsub><mode>3): Likewise.
17187 (<maxmin><mode>3): Likewise.
17188 (*<maxmin><mode>3_finite): Likewise.
17189 (*<maxmin><mode>3): Likewise.
17190 (<sse>_vm<maxmin><mode>3): Likewise.
17191 (sse3_h<addsub>v4sf3): Likewise.
17192 (sse3_h<addsub>v2df3): Likewise.
17193 (<maxmin>v16qi3): Likewise.
17194 (*<maxmin>v16qi3): Likewise.
17195 (<maxmin>v8hi3): Likewise.
17196 (*<maxmin>v8hi3): Likewise.
17197 (*sse4_1_<maxmin><mode>3): Likewise.
17198 (*sse4_1_<maxmin><mode>3): Likewise.
17199 (add<mode>3): Removed.
17200 (*add<mode>3): Likewise.
17201 (<sse>_vmadd<mode>3): Likewise.
17202 (sub<mode>3): Likewise.
17203 (*sub<mode>3): Likewise.
17204 (<sse>_vmsub<mode>3): Likewise.
17205 (smin<mode>3): Likewise.
17206 (*smin<mode>3_finite): Likewise.
17207 (*smin<mode>3): Likewise.
17208 (<sse>_vmsmin<mode>3): Likewise.
17209 (smax<mode>3): Likewise.
17210 (*smax<mode>3_finite): Likewise.
17211 (*smax<mode>3): Likewise.
17212 (<sse>_vmsmax<mode>3): Likewise.
17213 (sse3_haddv4sf3): Likewise.
17214 (sse3_haddv2df3): Likewise.
17215 (sse3_hsubv4sf3): Likewise.
17216 (sse3_hsubv2df3): Likewise.
17217 (umaxv16qi3): Likewise.
17218 (*umaxv16qi3): Likewise.
17219 (smaxv8hi3): Likewise.
17220 (*smaxv8hi3): Likewise.
17221 (*sse4_1_smax<mode>3): Likewise.
17222 (*sse4_1_umax<mode>3): Likewise.
17223 (uminv16qi3): Likewise.
17224 (*uminv16qi3): Likewise.
17225 (sminv8hi3): Likewise.
17226 (*sminv8hi3): Likewise.
17227 (*sse4_1_smin<mode>3): Likewise.
17228 (*sse4_1_umin<mode>3): Likewise.
17230 2008-04-01 Rafael Espíndola <espindola@google.com>
17232 * tree-cfg.c (verify_expr): remove in_phi.
17233 (verify_stmt): Don't call walk_tree with verify_expr. Use
17234 is_gimple_min_invariant instead of is_gimple_val.
17236 2008-04-01 Joseph Myers <joseph@codesourcery.com>
17238 * doc/include/gpl_v3.texi: Update for manpage generation.
17239 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
17241 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
17242 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
17243 gpl_v3.texi instead of gpl.texi.
17246 2008-04-01 Jakub Jelinek <jakub@redhat.com>
17249 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
17251 2008-04-01 Rafael Espíndola <espindola@google.com>
17253 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
17254 (extract_code_and_val_from_cond): Use
17255 extract_code_and_val_from_cond_with_ops.
17257 2008-04-01 Jan Hubicka <jh@suse.cz>
17259 * function.c (free_after_compilation): Free epilogue_delay_list.
17260 (prepare_function_start): Assert that previous compilation was freed.
17262 2008-04-01 Jan Hubicka <jh@suse.cz>
17263 Jim Wilson <wilson@tuliptree.org>
17264 Andreas Tobler <andreast@gcc.gnu.org>
17266 PR middle-end/35781
17267 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
17268 rtl.emit instead cfun->emit.
17269 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
17270 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
17272 2008-04-01 Ben Elliston <bje@au.ibm.com>
17274 * doc/c-tree.texi (Function Basics): Fix grammatical error.
17276 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
17278 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
17280 (fprofile-use): Add var flag_profile_use
17281 * coverage.c (coverage_begin_output): Do not open a gcno file for
17282 output only if -ftest-coverage is set.
17283 Do not add getpwd() to gcda file path.
17284 (build_gcov_info): Check the new flag
17285 flag_profile_datafile_relative_path.
17286 (coverage_init): Use profile_data_prefix.
17287 Read profile counter only if flag_profile_use is set.
17288 * opts.c (common_handle_option): New option fprofile-use=,
17289 fprofile-dir=, fprofile-generate=.
17290 * toplev.c (profile_data_prefix): New variable definition.
17291 * toplev.h (profile_data_prefix): New declaration.
17292 * doc/invoke.tex (Option Summary, Optimization Options):
17295 2008-03-31 James E. Wilson <wilson@tuliptree.org>
17297 * varasm.c (output_constant_pool_1): In LABEL_REF check,
17298 use tmp consistently.
17301 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
17302 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17303 UNSPEC_FR_RECIP_APPROX_RES.
17304 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
17306 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
17309 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
17311 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
17313 PR middle-end/30186
17314 * fold-const.c (fold_indirect_ref_1): Support accessing non first
17315 element of the vector via a pointer.
17317 2008-03-31 Ian Lance Taylor <iant@google.com>
17319 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
17321 2008-03-31 Jan Hubicka <jh@suse.cz>
17323 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17324 get_arg_pointer_save_area.
17325 * expr.c (init_expr): Just clear out rtl.expr.
17326 * function.c (free_after_compilation): Clear out whole RTL structure.
17327 (get_func_frame_size): Merge into ...
17328 (get_frame_size): ... this one.
17329 (assign_stack_local_1): Merge into ...
17330 (assign_stack_local): ... this one.
17331 (expand_function_end): Update call of get_arg_pointer_save_area.
17332 (get_art_pointer_save_area): Remove cfun argument.
17333 * function.h (emit_status): regno_pointer_align does not need length
17334 attribute. Move x_regno_reg_rtx to ...
17335 (regno_reg_rtx): ... new global array.
17336 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
17337 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
17338 apply_args_value, forced_labels, stack_pointer_delta):
17340 (struct varasm_status): Move here from varasm.c
17341 (struct rtl_data): New. Move here some fields from struct function.
17342 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17343 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17344 used_temp_slots avail_temp_slots, temp_slot_level,
17345 nonlocal_goto_handler_labels): Update accesstors.
17346 (rtl): New global variable.
17347 (struct function): Move some fileds to rtl_data.
17348 (get_arg_pointer_save_area): Update prototype.
17349 * emit-rtl.c (rtl): Declare.
17350 (regno_reg_rtx): Declare.
17351 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17353 (gen_reg_rtx): Update.
17354 (init_virtual_regs): Do not tate emit_status argument.
17355 (init_emit): Do not allocate emit.
17356 * varasm.c (varasm_statuc): Move to function.h.
17357 (n_deferred_constatns): Update accestor.
17358 (init_varasm_status): Do not allocate varasm_status.
17359 (force_const_mem, get_pool_size, output_constant_pool): Update.
17360 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17361 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17363 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
17365 PR rtl-optimization/35729
17366 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
17369 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
17372 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
17373 load/store if memory is unaligned.
17374 (*movti_rex64): Likewise.
17376 * config/i386/predicates.md (misaligned_operand): New.
17378 2008-03-31 Andrew Pinski <pinskia@gmail.com>
17381 * tree-ssa-phiopt.c (conditional_replacement): Return early for
17384 2008-03-31 Jan Beulich <jbeulich@novell.com>
17386 * config/ia64/constraints.md: Add 'j' constraint.
17387 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
17388 (movdi_internal): Likewise.
17390 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
17393 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
17395 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
17398 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
17399 proper error message for the third argument on blendpd and
17402 * config/i386/sse.md (blendbits): New.
17403 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
17405 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
17407 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
17409 2008-03-30 Richard Guenther <rguenther@suse.de>
17411 PR middle-end/31023
17412 * fold-const.c (fold_sign_changed_comparison): Do leave
17413 conversions to base-types alone.
17415 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
17417 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
17418 the link register if one altivec register is be saved.
17420 2008-03-30 Ben Elliston <bje@au.ibm.com>
17422 * final.c (final_scan_insn): Remove if (0) code.
17424 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
17426 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
17428 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
17430 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
17431 of V4SFmode to ix86_binary_operator_ok.
17433 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
17435 * config/i386/i386.c (override_options): Initialize
17436 ix86_veclib_handler to ix86_veclibabi_svml when
17437 -mveclibabi=svml is used.
17438 (ix86_veclibabi_svml): New function for SVML ABI style
17439 vectorization support.
17440 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
17442 2008-03-28 Rafael Espíndola <espindola@google.com>
17444 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
17445 (tree_binary_nonnegative_warnv_p): Make it public.
17446 (tree_single_nonnegative_warnv_p): Make it public.
17447 (tree_invalid_nonnegative_warnv_p): Make it public.
17448 (tree_unary_nonzero_warnv_p): Make it public.
17449 (tree_binary_nonzero_warnv_p): Make it public
17450 (tree_single_nonzero_warnv_p): Make it public.
17451 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
17452 (extract_range_from_binary_expr): Split the expr argument.
17453 (extract_range_from_unary_expr): Split the expr argument.
17454 (extract_range_from_comparison): Split the expr argument.
17455 (extract_range_from_expr): Use the new aux functions.
17456 (vrp_evaluate_conditional_warnv): Use
17457 vrp_evaluate_conditional_warnv_with_ops.
17458 * tree.h (tree_unary_nonzero_warnv_p): Declare.
17459 (tree_binary_nonzero_warnv_p): Declare.
17460 (tree_single_nonzero_warnv_p): Declare.
17461 (tree_expr_nonzero_warnv_p): Declare.
17462 (tree_unary_nonnegative_warnv_p): Declare.
17463 (tree_binary_nonnegative_warnv_p): Declare.
17464 (tree_single_nonnegative_warnv_p): Declare.
17465 (tree_invalid_nonnegative_warnv_p): Declare.
17467 2008-03-28 Richard Guenther <rguenther@suse.de>
17469 PR tree-optimization/30317
17470 PR tree-optimization/30911
17471 PR tree-optimization/34793
17472 * tree-vrp.c (set_and_canonicalize_value_range): New function.
17473 (struct assert_locus_d): New member EXPR.
17474 (register_new_assert_for): Add EXPR parameter to support
17475 ASSERT_EXPR <name, expr OP limit>.
17476 (register_edge_assert_for_1): Adjust callers.
17477 (find_assert_locations): Likewise.
17478 (process_assert_insertions_for): Build condition from expression.
17479 (extract_range_from_assert): Handle ASSERT_EXPRs
17480 of the form ASSERT_EXPR <name, expr OP limit>.
17481 (register_edge_assert_for_2): New helper registering
17482 asserts for comparisons. Recognize range tests of the form
17483 (unsigned)i - CST1 OP CST2.
17484 (register_edge_assert_for_1): Use it.
17485 (register_edge_assert_for): Likewise.
17486 (needs_overflow_infinity): Integer sub-types
17487 do not need overflow infinities.
17488 (vrp_val_is_max): The extreme values of integer sub-types
17489 are those of the base type.
17490 (vrp_val_is_min): Likewise.
17491 * tree.def (ASSERT_EXPR): Document extra allowed conditional
17494 2008-03-28 Nick Clifton <nickc@redhat.com>
17497 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
17498 Return GENERAL_REGS for stack adjustment reloads.
17500 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17503 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
17504 const_vector when all the vectors are constant.
17506 2008-03-27 Bob Wilson <bob.wilson@acm.org>
17508 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
17510 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
17511 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
17513 (s<code>_sf): Use new scc_sf attribute for opcode names.
17515 2008-03-27 Tom Tromey <tromey@redhat.com>
17517 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
17518 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
17519 config/spu/t-spu-elf, config/i386/t-interix,
17520 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
17521 config/i386/x-darwin, config/i386/x-mingw32,
17522 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
17523 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
17524 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
17525 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
17526 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
17527 config/rs6000/x-darwin, config/rs6000/t-rs6000,
17528 config/score/t-score-elf, config/arm/t-strongarm-pe,
17529 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
17530 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
17531 Revert automatic dependency patch.
17533 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
17536 * config/i386/i386.c (ix86_function_arg_boundary): Align
17537 decimal floating point to its natural boundary.
17539 2008-03-27 Richard Guenther <rguenther@suse.de>
17541 PR middle-end/35716
17542 * fold-const.c (fold_comparison): Restrict distinct decl
17543 comparison folding to VAR_DECLs and PARM_DECLs. Do not
17544 solely rely on operand_equal_p.
17546 2008-03-27 Richard Guenther <rguenther@suse.de>
17549 * c-common.c (handle_weak_attribute): Reject combination of
17552 2008-03-27 Richard Guenther <rguenther@suse.de>
17554 PR tree-optimization/32810
17555 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
17556 conversions from DECL_INITIAL.
17557 (fold_const_aggregate_ref): Likewise from constructor elements.
17559 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
17561 * tree-affine.h (aff_combination_expand): Declare.
17562 (get_inner_reference_aff): Likewise.
17563 * tree-affine.c (aff_combination_expand): Split out from
17564 tree_to_aff_combination_expand.
17565 (get_inner_reference_aff): New function.
17566 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
17567 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
17568 (struct lim_aux_data): sm_done field removed.
17569 (mem_ref_loc_p, mem_ref_locs_p): New types.
17570 (struct mem_ref): Added id, stored, accesses_in_loop,
17571 indep_loop, dep_loop, indep_ref, dep_ref fields.
17572 Removed is_stored, locs and next fields.
17573 (memory_accesses): New variable.
17574 (movement_possibility): Do not allow moving statements
17575 that store to memory.
17576 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
17578 (determine_max_movement): For statements with memory references,
17579 find the outermost loop in that the reference is independent.
17580 (move_computations_stmt): Mark the virtual operands for renaming.
17581 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
17582 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
17583 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
17584 add_vop_ref_mapping, create_vop_ref_mapping_loop,
17585 create_vop_ref_mapping, analyze_memory_references,
17586 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
17587 get_all_locs_in_loop, ref_always_accessed_p,
17588 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
17589 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
17590 store_motion_loop, store_motion): New functions.
17591 (struct vop_to_refs_elt): New type.
17592 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
17593 memref_hash, memref_eq, hoist_memory_references): Rewritten.
17594 (schedule_sm): Replaced by...
17595 (execute_sm): ... this.
17596 (determine_lsm_ref, hoist_memory_references,
17597 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
17598 find_more_ref_vops, free_mem_ref, free_mem_refs,
17599 determine_lsm_loop, determine_lsm): Removed.
17600 (tree_ssa_lim_finalize): Free data structures used by store motion.
17601 (tree_ssa_lim): Call analyze_memory_references. Use
17602 store_motion instead of determine_lsm.
17604 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17606 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
17607 rename tmake_file to m68hc11/t-m68hc11.
17608 (mcore): Set inhibit_libc to true.
17609 * config.host (alpha*-dec-*vms*): Set extra_programs.
17610 (interix3*): Don't use host_xmake_file.
17611 * configure.ac: Let config.gcc override inhibit_libc.
17612 * configure: Regenerate.
17614 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
17615 * config/t-openbsd-thread: Remove commented out lines.
17617 * config/x-interix: Remove.
17619 * config/m68hc11/t-m68hc11-gas: Rename to...
17620 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
17622 * config/mcore/t-mcore: Remove T_CFLAGS.
17623 * config/mcore/t-mcore-pe: Likewise.
17625 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17627 * configure.ac: Replace custom __GNU_SOURCE test with
17628 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
17629 * aclocal.m4: Regenerate.
17630 * configure: Regenerate.
17631 * config.in: Regenerate.
17633 2008-03-27 Richard Guenther <rguenther@suse.de>
17635 * fold-const.c (target.h): Include.
17636 (fold_comparison): Fold comparison of addresses of decls
17637 that bind locally or of constants. Consolidate address folding code.
17638 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
17639 results from fold_binary_to_constant.
17640 (compare_values_warnv): Likewise.
17642 2008-03-27 Andrew Pinski <pinskia@gmail.com>
17644 PR middle-end/35429
17645 * fold-const.c (fold_truthop): Check for integeral types when folding
17646 a == 0 && b == 0 and a != 0 || b != 0 .
17648 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
17650 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
17652 2008-03-26 Andreas Schwab <schwab@suse.de>
17654 * doc/invoke.texi: Fix use of @item vs. @itemx.
17656 2008-03-26 Tom Tromey <tromey@redhat.com>
17658 * Makefile.in (build/gensupport.o, build/print-rtl.o,
17659 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
17660 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
17661 build/gencodes.o, build/genconditions.o, build/genconfig.o,
17662 build/genconstants.o, build/genemit.o, build/genextract.o,
17663 build/genflags.o, build/genmddeps.o, build/genopinit.o,
17664 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
17667 2008-03-26 Richard Guenther <rguenther@suse.de>
17670 2008-03-26 Richard Guenther <rguenther@suse.de>
17672 * fold-const.c (target.h): Include.
17673 (fold_comparison): Fold comparison of addresses of two decls
17674 that bind locally. Consolidate address folding code.
17676 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17678 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
17679 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
17680 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
17681 dconstsqrt2, dconstthird, dconste and/or dconst10.
17682 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
17683 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
17684 dconstsqrt2, dconste): Delete.
17685 (init_emit_once): Likewise. Simplify initializing dconstm1.
17687 * real.c (get_real_const): New.
17688 * real.h (dconst3, dconst10, dconstm2, dconstthird,
17689 dconstsqrt2, dconste): Delete.
17690 (real_value_const, get_real_const): New.
17692 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
17694 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
17696 * config/i386/i386.c (ix86_function_arg_boundary): Check
17697 BIGGEST_ALIGNMENT instead of 128.
17698 (setup_incoming_varargs_64): Likewise.
17700 2008-03-26 Tom Tromey <tromey@redhat.com>
17702 * Makefile.in (DEPFILES): Add missing '/'.
17704 2008-03-26 Richard Guenther <rguenther@suse.de>
17706 * fold-const.c (target.h): Include.
17707 (fold_comparison): Fold comparison of addresses of two decls
17708 that bind locally. Consolidate address folding code.
17710 2008-03-26 Nick Clifton <nickc@redhat.com>
17713 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
17714 not allow INT+INT as a legitimate addressing mode.
17716 2008-03-26 Richard Guenther <rguenther@suse.de>
17718 * tree-flow.h (widen_bitfield): Remove declaration.
17719 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
17720 (widen_bitfield): Remove function.
17721 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
17724 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17727 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
17730 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
17732 PR rtl-optimization/35232
17733 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
17734 (forget_old_reloads_1, forget_marked_reloads): Don't clear
17735 reg_reloaded_call_part_clobbered here.
17736 (reload_regs_reach_end_p): New function.
17737 (reload_reg_rtx_for_input): New variable.
17738 (reload_reg_rtx_for_output): Likewise.
17739 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
17740 when reassigning a pseudo register. Load reloadreg from
17741 reload_reg_rtx_for_input, moving the mode and register
17743 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
17744 instead of the original when deciding whether an input reload
17745 would be a no-op or whether an output reload can be deleted.
17746 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
17747 when setting up new_spill_reg_store. Load it from
17748 reload_reg_rtx_for_output, moving the mode and register
17750 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
17751 instead of the original when deciding whether an output reload
17752 would be a no-op. Do the same when modifying insn notes.
17753 Use rtx_equal_p instead of == to compare the registers.
17754 (inherit_piecemeal_p): Take a mode and two register numbers
17756 (emit_reload_insns): Clear new_spill_reg_store for every hard
17757 register in the reload register. Remove spill registers
17758 from reg_reloaded_valid before considering whether to record
17759 inheritance information for them. Use reload_reg_rtx_for_output
17760 instead of reg_rtx when recording output reloads. Use
17761 reload_reg_rtx_for_input instead of reg_rtx when recording
17762 input reloads. Set or clear reg_reloaded_call_part_clobbered
17763 at the same time as setting reg_reloaded_valid.
17764 (delete_output_reload): Add a new_reload_reg parameter and use it
17765 instead of rld[j].reg_rtx.
17766 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
17769 2008-03-25 Tom Tromey <tromey@redhat.com>
17771 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
17772 (build/genattr.o): Likewise.
17773 (build/genattrtab.o): Likewise.
17774 (build/gencodes.o): Likewise.
17775 (build/genconfig.o): Likewise.
17776 (build/genconstants.o): Likewise.
17777 (build/genemit.o): Likewise.
17778 (build/genextract.o): Likewise.
17779 (build/genflags.o): Likewise.
17781 2008-03-25 Bob Wilson <bob.wilson@acm.org>
17783 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
17784 instead of size_int for integer types.
17785 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
17786 to match type of MINUS_EXPR.
17788 2008-03-25 Tom Tromey <tromey@redhat.com>
17790 * configure: Rebuilt.
17791 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
17794 2008-03-25 Tom Tromey <tromey@redhat.com>
17796 * config/x-solaris (host-solaris.o): Update.
17797 * config/x-linux (host-linux.o): Update.
17798 * config/x-hpux (host-hpux.o): Update.
17799 * config/x-darwin (host-darwin.o): Update.
17800 * config/v850/t-v850e (v850-c.o): Update.
17801 * config/v850/t-v850 (v850-c.o): Update.
17802 * config/t-vxworks (vxworks.o): Update.
17803 * config/t-sol2 (sol2-c.o, sol2.o): Update.
17804 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
17805 * config/spu/t-spu-elf (spu-c.o): Update.
17807 * config/sh/t-symbian (sh-c.o): Update.
17808 (symbian.o): Update.
17809 * config/sh/t-sh (sh-c.o): Update.
17810 * config/score/t-score-elf (score7.o, score3.o): Update.
17811 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
17812 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
17813 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
17814 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
17815 (rs6000.o): Remove.
17816 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17817 * config/m32c/t-m32c (m32c-pragma.o): Update.
17818 * config/ia64/t-ia64 (ia64-c.o): Update.
17819 * config/i386/x-mingw32 (host-mingw32.o): Update.
17820 * config/i386/x-i386 (driver-i386.o): Update.
17821 * config/i386/x-darwin (host-i386-darwin.o): Update.
17822 * config/i386/x-cygwin (host-cygwin.o): Update.
17823 * config/i386/t-nwld (nwld.o): Update.
17824 * config/i386/t-netware (netware.o): Update.
17825 * config/i386/t-interix (winnt.o): Update.
17826 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
17827 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
17828 msformat-c.o): Update.
17829 * config/bfin/t-bfin-linux (generated_files): Add
17830 linux-sysroot-suffix.h.
17831 * config/arm/t-wince-pe (pe.o): Update.
17832 * config/arm/t-strongarm-pe (pe.o): Update.
17833 * config/arm/t-pe (pe.o): Update.
17834 * config/arm/t-arm (arm-c.o): Update.
17835 * doc/install.texi (Prerequisites): Require make 3.80.
17836 * Makefile.in: Remove .o targets.
17837 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
17838 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
17839 (simple_generated_h, simple_generated_c): Move earlier.
17840 (generated_files): New variable.
17841 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
17842 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
17843 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
17844 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
17845 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
17846 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
17847 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
17848 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
17849 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
17850 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
17851 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
17852 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
17854 (COMPILE.base, COMPILE): New variables.
17855 (%.o): New pattern rule.
17856 (ALL_HOST_OBJS): New variable.
17857 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
17858 (dummy-checksum.o, cc1-checksum.o): Remove.
17859 (DRIVER_SHLIB): New variable.
17860 (DRIVER_DEFINES): Use it.
17861 (gencondmd.c): Move out of build/.
17862 (s-conditions): Update.
17863 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
17864 (ALL_BUILD_OBJS): Likewise.
17865 (build/%.o): Use BUILDCOMPILE.
17866 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
17867 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
17868 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
17869 build/gencheck.o, build/gencodes.o, build/genconditions.o,
17870 build/genconfig.o, build/genconstants.o, build/genemit.o,
17871 build/genextract.o, build/genflags.o, build/genmddeps.o,
17872 build/genopinit.o, build/genoutput.o, build/genpeep.o,
17873 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
17874 build/gen-protos.o, build/scan.o, build/fix-header.o,
17875 build/scan-decls.o): Simplify.
17876 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
17877 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
17878 prefix.o, toplev.o): Reduce to variable setting.
17879 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
17880 ($(out_object_file), gcc-options.o): New targets.
17881 ($(ALL_HOST_OBJS)): New target. Include dependency files.
17882 * configure: Rebuilt.
17883 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
17884 * doc/sourcebuild.texi (Front End Directory): Document new variable.
17886 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
17888 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
17889 complain when we hit an error, return ERROR_MARK_NODE.
17891 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17893 * config/sh/constraints.md (Pso, Psz): New constraints.
17894 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
17895 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
17897 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17899 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
17900 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
17902 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17904 * config/sh/sh.md (prefetch): Add condition for SH2A target.
17905 (prefetch_sh2a): New.
17907 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17908 Naveen.H.S <naveen.hs@kpitcummins.com>
17910 * config/sh/constraints.md (I28): New constraint.
17911 * config/sh/sh.c (broken_move): Add support for movi20s.
17912 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
17914 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
17915 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17916 Naveen.H.S <naveen.hs@kpitcummins.com>
17918 * config/sh/sh.c (SH_ATTRIBUTES): Define.
17919 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17920 (print_operand): Handle resbank in %@ operand code.
17921 (sh_encode_section_info): New.
17922 (push_regs): Add conditions for resbank.
17923 (sh_expand_epilogue): Likewise.
17924 (sh_insert_attributes): Likewise.
17925 (sh_attribute_table): Likewise.
17926 (sh_handle_resbank_handler_attribute): New.
17927 (sh2a_handle_function_vector_handler_attribute): New.
17928 (sh2a_is_function_vector_call): New.
17929 (sh2a_get_function_vector_number): New.
17930 (sh2a_function_vector_p): New.
17931 (sh_cfun_resbank_handler_p): New.
17932 * config/sh/sh.md (calli): Emit jsr/n if possible.
17933 (calli_tbr_rel): New.
17934 (calli_pcrel): Emit jsr/n if possible.
17935 (return_i): Emit rts/n if possible.
17936 (call_valuei_tbr_rel): New.
17937 (call_valuei_pcrel): Add condition for SH2A target.
17938 (call_value): Likewise.
17939 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
17940 (sh2a_get_function_vector_number): Likewise.
17941 (sh2a_is_function_vector_call): Likewise.
17942 * doc/extend.texi: Document TBR relative addressing of SH2A.
17943 (resbank): Add description for SH2A.
17945 2008-03-24 Richard Guenther <rguenther@suse.de>
17948 * gimplify.c (gimplify_modify_expr): For frontend type-correct
17949 pointer assignments change conversions according to middle-end rules.
17950 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
17951 * configure.ac: Include type checking in yes.
17952 * configure: Regenerate.
17954 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17956 * diagnostic.c (diagnostic_count_diagnostic): Delete.
17957 (diagnostic_report_diagnostic): Update. Handle ICEs here.
17959 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
17961 * gthr-vxworks.h (UNUSED): Define.
17963 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
17965 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
17967 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
17969 * doc/extend.texi (Function Attributes): Add missing comma in the
17970 example of the "alloc_size" attribute.
17972 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
17975 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17977 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17980 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17983 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17984 of the underlying type of a MS bitfield layout to the natural
17985 alignment of the type.
17987 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17989 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17990 to their natural alignment to avoid store forwarding stalls.
17992 2008-03-22 Richard Guenther <rguenther@suse.de>
17994 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
17995 For PHI nodes verify the address is invariant.
17996 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
17997 (get_symbol_constant_value): Use is_gimple_min_invariant.
17998 (maybe_fold_stmt_indirect): Likewise.
18000 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
18002 PR rtl-optimization/33927
18003 * Makefile.in (dse.o): Depend on $(TM_P_H).
18004 * expr.h (extract_low_bits): Declare.
18005 * expmed.c (extract_low_bits): New function.
18006 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
18007 * dse.c: Include tm_p.h.
18008 (find_shift_sequence): Remove the read_reg argument and return the
18009 read value. Emit the instructions instead of returning them.
18010 Iterate on new_mode rather than calculating it each time.
18011 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
18012 source to NEW_MODE and extract_low_bits to convert the shifted
18013 value to READ_MODE.
18014 (replace_read): Allow the load and store to have different mode
18015 classes. Use extract_low_bits when SHIFT == 0. Create the shift
18016 or extraction instructions before trying the replacement. Update
18017 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
18019 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
18021 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
18022 to their natural alignment to avoid store forwarding stalls.
18024 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18027 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
18028 encouraging but not allowing gprs for input;
18029 change the input constraint to !f#r.
18030 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
18032 change the output constraint to !f#r.
18034 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
18037 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
18038 corresponding post-reload splitters.
18039 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
18040 when x87 FP math is selected.
18041 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
18042 New function prototype.
18043 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
18044 unreachable function to ease macroization of insn patterns.
18046 2008-03-21 Martin Jambor <mjambor@suse.cz>
18048 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
18049 reference dumps if ddr is NULL or dependence is unknown.
18051 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18053 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
18054 unsigned extension into account.
18055 (ATOMIC_COMPARE_AND_SWAP): Likewise.
18056 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
18057 Do computations on a scratch register.
18059 2008-03-21 Richard Guenther <rguenther@suse.de>
18061 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18062 Use is_gimple_min_invariant instead of TREE_INVARIANT.
18063 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
18064 * tree-ssa-dom.c (record_equality): Likewise.
18065 * tree-inline.c (copy_body_r): Likewise.
18066 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
18069 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18071 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
18072 as 'delete_unused' argument.
18074 2008-03-20 Richard Guenther <rguenther@suse.de>
18076 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
18077 special casing of constant qualifiers.
18078 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
18079 care about them in general.
18080 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
18081 regardless of their type.
18082 (fold_stmt_r): Forcefully fold *& if we end up with that.
18084 2008-03-20 Paul Brook <paul@codesourcery.com>
18086 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
18087 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
18089 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
18091 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
18092 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
18094 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
18096 * common.opt (Wmudflap): New option.
18097 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
18098 (mx_register_decls): Likewise.
18099 (mudflap_finish_file): Likewise.
18100 * doc/invoke.texi: Document -Wno-mudflap.
18102 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
18104 * c-format.c (replace_format_name_to_system_name): New.
18105 (cmp_attribs): New.
18106 (convert_format_name_to_system_name): New.
18107 (decode_format_attr): Add use of convert_format_name_to_system_name.
18108 (format_types_orig): Add gnu_ prefix to names.
18109 (check_format_info_main): Special treating of \0 escaped names for
18110 supporting multi-character format specifiers as I32, I64.
18111 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
18112 (gnu_target_overrides_format_attributes): New.
18113 * c-format.h: Add structure target_ovr_attr to hold
18114 system specific formatter names.
18115 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
18116 msformat-c.o file to c_target_objs and cxx_target_objs.
18117 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18118 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
18119 (TARGET_N_FORMAT_TYPES): New.
18120 * config/i386/msformat-c.c: New.
18121 * config/i386/t-cygming: Add build rule for msformat-c.o.
18122 * doc/extend.texi: Add new format names gnu_* and ms_* and
18124 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18126 2008-03-20 Ira Rosen <irar@il.ibm.com>
18128 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
18129 optimizations turned on under -O3.
18130 (ftree-vectorize): Add that the flag is turned on with -O3.
18132 2008-03-20 Ben Elliston <bje@au.ibm.com>
18134 * regmove.c (try_auto_increment): Fix spelling error in comment.
18135 * final.c (final_scan_insn): Likewise.
18137 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
18140 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
18141 allocator preferences for "y" and "r" class registers.
18142 ("*mov<mode>_internal"): Ditto.
18143 ("*movv2sf_internal_rex64"): Ditto.
18144 ("*movv2sf_internal"): Ditto.
18146 2008-03-19 Michael Matz <matz@suse.de>
18148 PR middle-end/35616
18149 * calls.c (expand_call): Check overlap of arguments with call
18150 address for sibcalls.
18152 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18155 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18156 of the underlying type of a MS bitfield layout to the natural
18157 alignment of the type.
18159 2008-03-19 Jan Hubicka <jh@suse.cz>
18162 * toplev.c (decode_d_option): Handle all CPP flags.
18163 * tree-vrp.c: Update tree_pass descriptors.
18164 * regrename.c: Update tree_pass descriptors.
18165 * fwprop.c: Update tree_pass descriptors.
18166 * doc/invoke.texi: Remove documentation of dropped -d? flags.
18167 * tree-into-ssa.c: Update tree_pass descriptors.
18168 * tree-dump.c: Update tree_pass descriptors.
18169 * tree-complex.c: Update tree_pass descriptors.
18170 * tree-dump.h: Update tree_pass descriptors.
18171 * see.c: Update tree_pass descriptors.
18172 * cgraphbuild.c: Update tree_pass descriptors.
18173 * tracer.c: Update tree_pass descriptors.
18174 * tree-loop-distribution.c: Update tree_pass descriptors.
18175 * cgraph.c: Update tree_pass descriptors.
18176 * postreload-gcse.c: Update tree_pass descriptors.
18177 * postreload.c: Update tree_pass descriptors.
18178 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
18179 * tree-tailcall.c: Update tree_pass descriptors.
18180 * tree-pass.h (tree_opt_pass): Rename to ...
18181 (opt_pass) ... this one; add "type" field and remove letter field.
18182 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
18183 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
18184 all_lowering_passes): Update declaration.
18185 * ipa-cp.c: Update tree_pass descriptors.
18186 * final.c: Update tree_pass descriptors.
18187 * omp-low.c: Update tree_pass descriptors.
18188 * tree-ssa-dse.c: Update tree_pass descriptors.
18189 * ipa-reference.c: Update tree_pass descriptors.
18190 * tree-ssa-uncprop.c: Update tree_pass descriptors.
18191 * auto-inc-dec.c: Update tree_pass descriptors.
18192 * reorg.c: Update tree_pass descriptors.
18193 * cgraphunit.c: Update tree_pass descriptors.
18194 * tree-ssa-copyrename.c: Update tree_pass descriptors.
18195 * tree-ssa-ccp.c: Update tree_pass descriptors.
18196 * df-core.c: Update tree_pass descriptors.
18197 * mode-switching.c: Update tree_pass descriptors.
18198 * tree-nomudflap.c: Update tree_pass descriptors.
18199 * modulo-sched.c: Update tree_pass descriptors.
18200 * ipa-pure-const.c: Update tree_pass descriptors.
18201 * cse.c: Update tree_pass descriptors.
18202 * web.c: Update tree_pass descriptors.
18203 * tree-stdarg.c: Update tree_pass descriptors.
18204 * tree-ssa-math-opts.c: Update tree_pass descriptors.
18205 * tree-ssa-dom.c: Update tree_pass descriptors.
18206 * tree-nrv.c: Update tree_pass descriptors.
18207 * tree-ssa-alias.c: Update tree_pass descriptors.
18208 * loop-init.c: Update tree_pass descriptors.
18209 * gimple-low.c: Update tree_pass descriptors.
18210 * ipa-inline.c: Update tree_pass descriptors.
18211 * tree-ssa-sink.c: Update tree_pass descriptors.
18212 * global.c: Update tree_pass descriptors.
18213 * ifcvt.c: Update tree_pass descriptors.
18214 * jump.c: Update tree_pass descriptors.
18215 * predict.c: Update tree_pass descriptors.
18216 * tree-ssa-loop.c: Update tree_pass descriptors.
18217 * recog.c: Update tree_pass descriptors.
18218 * dse.c: Update tree_pass descriptors.
18219 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
18220 * tree-eh.c: Update tree_pass descriptors.
18221 * regmove.c: Update tree_pass descriptors.
18223 * function.c: Update tree_pass descriptors.
18224 * tree-vectorizer.c: Update tree_pass descriptors.
18225 * gcse.c: Update tree_pass descriptors.
18226 * ipa-type-escape.c: Update tree_pass descriptors.
18227 * tree-if-conv.c: Update tree_pass descriptors.
18228 * init-regs.c: Update tree_pass descriptors.
18229 * ipa.c: Update tree_pass descriptors.
18230 * tree-ssa-phiopt.c: Update tree_pass descriptors.
18231 * rtl-factoring.c: Update tree_pass descriptors.
18232 * lower-subreg.c: Update tree_pass descriptors.
18233 * bt-load.c: Update tree_pass descriptors.
18234 * tree-dfa.c: Update tree_pass descriptors.
18235 * except.c: Update tree_pass descriptors.
18236 * emit-rtl.c: Update tree_pass descriptors.
18237 * cfgexpand.c: Update tree_pass descriptors.
18238 * tree-cfgcleanup.c: Update tree_pass descriptors.
18239 * cfgcleanup.c: Update tree_pass descriptors.
18240 * tree-ssa-pre.c: Update tree_pass descriptors.
18241 * tree-sra.c: Update tree_pass descriptors.
18242 * tree-mudflap.c: Update tree_pass descriptors.
18243 * tree-ssa-copy.c: Update tree_pass descriptors.
18244 * cfglayout.c: Update tree_pass descriptors.
18245 * tree-ssa-forwprop.c: Update tree_pass descriptors.
18246 * tree-ssa-dce.c: Update tree_pass descriptors.
18247 * tree-ssa.c: Update tree_pass descriptors.
18248 * regclass.c: Update tree_pass descriptors.
18249 * integrate.c: Update tree_pass descriptors.
18250 * tree-optimize.c: Update tree_pass descriptors.
18251 * tree-ssa-phiprop.c: Update tree_pass descriptors.
18252 * tree-object-size.c: Update tree_pass descriptors.
18253 * combine.c: Update tree_pass descriptors.
18254 * tree-outof-ssa.c: Update tree_pass descriptors.
18255 * bb-reorder.c: Update tree_pass descriptors.
18256 * stack-ptr-mod.c: Update tree_pass descriptors.
18257 * var-tracking.c: Update tree_pass descriptors.
18258 * tree-profile.c: Update tree_pass descriptors.
18259 * tree-vect-generic.c: Update tree_pass descriptors.
18260 * reg-stack.c: Update tree_pass descriptors.
18261 * sched-rgn.c: Update tree_pass descriptors.
18262 * tree-ssa-structalias.c: Update tree_pass descriptors.
18263 * tree-cfg.c: Update tree_pass descriptors.
18264 * passes.c (current_pass): Update declaration.
18265 (finish_optimization_passes): Update.
18266 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
18267 (register_one_dump_file, register_dump_files_1, next_pass_1):
18269 (init_optimization_passes): Update handling of new types.
18270 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
18271 * ipa-struct-reorg.c: Update tree_pass descriptors.
18272 * tree-ssa-reassoc.c: Update tree_pass descriptors.
18273 * combine-stack-adj.c: Update tree_pass descriptors.
18274 * cfgrtl.c: Update tree_pass descriptors.
18275 * dce.c: Update tree_pass descriptors.
18276 * tree-ssanames.c: Update tree_pass descriptors.
18278 2008-03-19 Richard Guenther <rguenther@suse.de>
18280 PR middle-end/35609
18281 * tree-ssa.c (walk_data): New structure.
18282 (warn_uninitialized_var): If not always_executed warn with "maybe"
18284 (execute_early_warn_uninitialized): Compute post-dominators.
18285 Initialize always_executed before processing each basic block.
18287 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
18290 * config/i386/i386.c (x86_this_parameter): Calculate correct location
18291 of "this" pointer when "regparm = N" or "fastcall" is in effect.
18293 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18295 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
18297 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
18299 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
18301 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
18302 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
18303 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
18304 target after ignore has been set, and move there also the commputation
18305 of subtarget and original_target.
18306 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
18307 (LANG_HOOKS_INITIALIZER): Remove it.
18308 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
18310 2008-03-18 Richard Guenther <rguenther@suse.de>
18312 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
18313 found an expression with constants, note that in the VN for the lhs.
18314 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
18315 fold them to constants if possible. Run cleanup_cfg if done so.
18316 (execute_pre): Return todo.
18317 (do_pre): Likewise.
18318 (execute_fre): Likewise.
18319 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
18321 (get_prop_source_stmt): Look through pointer conversions.
18323 2008-03-18 Jan Hubicka <jh@suse.cz>
18325 * tree-pretty-print.c: Include predict.h.
18326 (dump_generic_node): Dump predictor.
18327 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
18328 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
18329 * gimple-low.c (lower_stmt): Likewise.
18330 * expr.c (expand_expr_real): Likewise.
18331 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
18333 (build_predict_expr, build_predict_expr): New.
18334 * predict.h (predictor_name, build_predict_expr): Update.
18335 * c-typeck.c (c_finish_bc_stmt): Add prediction.
18336 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
18337 * predict.def (PRED_CONTINUE): Update hitrate.
18338 * tree.def (PREDICT_EXPR): Define.
18339 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
18340 do not handle BIND_EXPR.
18341 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
18342 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
18343 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
18346 2008-03-18 Michael Matz <matz@suse.de>
18348 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
18350 2008-03-18 Richard Guenther <rguenther@suse.de>
18352 * tree-gimple.h (is_gimple_invariant_address): Declare.
18353 (is_gimple_constant): Likewise.
18354 * tree-gimple.c (is_gimple_constant): New function.
18355 (is_gimple_invariant_address): Likewise.
18356 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
18357 and is_gimple_invariant_address.
18358 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
18360 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
18361 an addressable base.
18363 2008-03-18 Jakub Jelinek <jakub@redhat.com>
18365 PR middle-end/35611
18366 * gimplify.c (gimplify_expr): Gimplify second operand of
18369 2008-03-17 Richard Guenther <rguenther@suse.de>
18371 PR tree-optimization/19637
18372 * fold-const.c (fold_unary): Remove restrictions of removing
18373 intermediate pointer-conversions (P2)(P1)P0.
18374 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
18375 conversion to void pointer.
18376 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
18378 2008-03-16 James E. Wilson <wilson@tuliptree.org>
18381 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
18382 emulated thread local variables.
18384 2008-03-16 Richard Guenther <rguenther@suse.de>
18386 PR middle-end/35607
18387 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
18388 expand TREE_INVARIANT operations that are not gimple invariant.
18390 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
18392 * doc/extend.texi (Alignment): Say that the ABI controls
18393 the __alignof__ for non-strict-alignment targets rather
18394 than being a recommendation.
18396 2008-03-15 Paul Brook <paul@codesourcery.com>
18398 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
18400 (arm_output_fn_unwind): Mark functions that can not be unwound.
18402 2008-03-15 Paul Brook <paul@codesourcery.com>
18404 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
18405 extension instructions.
18407 2008-03-15 Richard Guenther <rguenther@suse.de>
18409 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
18410 and fold constant aggregate refs.
18411 (fold_const_aggregate_ref): Handle string constants
18412 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
18413 (evaluate_stmt): Simplify now that ccp_fold folds constant
18416 2008-03-15 Paul Brook <paul@codesourcery.com>
18418 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
18419 (extzv): Use gen_extzv_t2.
18420 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
18422 2008-03-15 Richard Guenther <rguenther@suse.de>
18424 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
18425 (fold_const_aggregate_ref): Likewise.
18426 (get_value): Return NULL if we don't have any values.
18427 (ccp_finalize): Set const_val to NULL after freeing it.
18428 * tree-flow.h (get_symbol_constant_value): Declare.
18429 (fold_const_aggregate_ref): Likewise.
18430 * tree-ssa-sccvn.c (try_to_simplify): Use them.
18432 2008-03-15 Richard Guenther <rguenther@suse.de>
18434 PR middle-end/35593
18435 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
18436 to not produce negative array indices if not allowed. Add
18437 parameter to indicate that.
18438 (maybe_fold_offset_to_component_ref): Allow negative array
18439 indices only for the first member of a structure.
18440 (maybe_fold_offset_to_reference): Allow negative array indices.
18441 (maybe_fold_stmt_addition): Likewise.
18443 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
18444 Anatoly Sokolov <aesok@post.ru>
18446 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
18447 (avr_arch): Add ARCH_AVR6.
18448 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
18449 (initial_elimination_offset): Initialize and use 'avr_pc_size'
18450 instead of fixed value 2.
18451 (print_operand_address): Use gs() asm specifier instead of pm().
18452 (avr_assemble_integer): (Ditto.).
18453 (avr_output_addr_vec_elt): (Ditto.).
18454 (print_operand): Handle "!" code.
18455 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
18456 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
18457 (AVR_HAVE_EIJMP_EICALL): Define.
18458 (AVR_3_BYTE_PC): Redefine.
18459 (AVR_2_BYTE_PC): (Ditto.).
18460 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
18461 (LINK_SPEC): Add atmega2560 and atmega2561.
18462 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
18464 * config/avr/avr.md (call_insn): Use eicall instead of icall
18465 for 3 byte PC devices.
18466 (call_value_insn): (Ditto.).
18467 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
18468 (indirect_jump): Use only for for 2 byte PC devices.
18469 (*tablejump): (Ditto.).
18470 (*indirect_jump_avr6): Add insn.
18471 (*tablejump_rjmp): Don't use for 3 byte PC devices.
18472 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
18473 instead of ijmp for 3 byte PC devices.
18474 (__tablejump2__): (Ditto.).
18475 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
18476 (MULITLIB_DIRNAMES): (Ditto.).
18477 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
18479 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
18481 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
18482 "sse2_umulsidi3". Use V1DI mode for operand 0.
18483 ("mmx_psadbw"): Use V1DI mode for operand 0.
18484 * config/i386/i386-modes.def (V1SI): New vector mode.
18485 * config/i386/i386.c (struct builtin_description)
18486 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
18487 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
18488 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
18489 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
18490 v1di_ftype_v8qi_v8qi type.
18491 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
18493 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
18494 __builtin_ia32_pmuludq]: Fix the mode of return value.
18496 2008-03-15 Richard Guenther <rguenther@suse.de>
18498 PR middle-end/35595
18499 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
18502 2008-03-14 Bob Wilson <bob.wilson@acm.org>
18504 * doc/invoke.texi (Option Summary, Xtensa Options): Document
18505 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
18506 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
18507 unless TARGET_SERIALIZE_VOLATILE is enabled.
18508 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
18509 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
18510 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
18512 2008-03-14 Richard Guenther <rguenther@suse.de>
18514 PR tree-optimization/34172
18515 * tree-flow.h (refs_may_alias_p): Declare.
18516 (get_single_def_stmt): Likewise.
18517 (get_single_def_stmt_from_phi): Likewise.
18518 (get_single_def_stmt_with_phi): Likewise.
18519 * tree-dfa.c (refs_may_alias_p): New function.
18520 (get_single_def_stmt): Likewise.
18521 (get_single_def_stmt_from_phi): Likewise.
18522 (get_single_def_stmt_with_phi): Likewise.
18523 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
18524 (vn_reference_lookup_1): New helper function.
18525 (vn_reference_lookup): Walk the virtual use-def chain to
18526 continue searching for a match if the def does not alias the
18527 reference we are looking for.
18529 2008-03-14 David Edelsohn <edelsohn@gnu.org>
18531 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
18532 archive and Perzl. Update The Written Word listing.
18534 2008-03-14 Richard Guenther <rguenther@suse.de>
18536 PR tree-optimization/34043
18537 PR tree-optimization/33989
18538 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
18540 (bitmap_find_leader): Use extra argument to verify dominance
18541 relationship inside a basic-block.
18542 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
18543 (find_leader_in_sets): Adjust.
18544 (create_component_ref_by_pieces): Take extra argument for
18545 dominance check, handle lookup failures.
18546 (find_or_generate_expression): Likewise.
18547 (create_expression_by_pieces): Likewise.
18548 (insert_into_preds_of_block): Adjust.
18549 (create_value_expr_from): If asked for, verify all operands
18550 are in the blocks AVAIL_OUT set.
18551 (make_values_for_stmt): Check for SSA_NAMEs that are life
18552 over an abnormal edge.
18553 (compute_avail): Remove such check.
18554 (do_SCCVN_insertion): New function.
18555 (eliminate): If we do not find a leader suitable for replacement
18556 insert a replacement expression from SCCVN if available.
18557 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
18558 (struct vn_ssa_aux): Add needs_insertion flag.
18559 * tree-ssa-sccvn.c (may_insert): New global flag.
18560 (copy_reference_ops_from_ref): Value-number union member access
18561 based on its size, not type and member if insertion is allowed.
18562 (visit_reference_op_load): For a weak match from union type
18563 punning lookup a view-converted value and insert a SSA_NAME
18564 for that value if that is not found.
18565 (visit_use): Make dumps shorter. Do not disallow value numbering
18566 SSA_NAMEs that are life over an abnormal edge to constants.
18567 (free_scc_vn): Release inserted SSA_NAMEs.
18568 (run_scc_vn): New flag to specify whether insertion is allowed.
18569 Process SSA_NAMEs in forward order.
18570 * tree-ssa-loop-im.c (for_each_index): Handle invariant
18571 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
18572 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
18573 pointer type to/from integral types that do not change the
18574 precision to regular conversions.
18576 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18578 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18579 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18580 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
18581 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
18582 input arguments and the mode of return value. Built-in functions
18583 that operate on whole 64-bit MMX register now use V1DI mode.
18585 2008-03-13 Alon Dayan <alond@il.ibm.com>
18586 Olga Golovanevsky <olga@il.ibm.com>
18588 PR tree-optimization/35041
18589 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
18590 to locate the right position in a statement.
18592 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18596 * config/i386/xmmintrin.h: Change all static inline functions to
18597 extern inline and add __gnu_inline__ attribute.
18598 * config/i386/bmintrin.h: Ditto.
18599 * config/i386/smmintrin.h: Ditto.
18600 * config/i386/tmmintrin.h: Ditto.
18601 * config/i386/mmintrin-common.h: Ditto.
18602 * config/i386/ammintrin.h: Ditto.
18603 * config/i386/emmintrin.h: Ditto.
18604 * config/i386/pmmintrin.h: Ditto.
18605 * config/i386/mmintrin.h: Ditto.
18606 * config/i386/mm3dnow.h: Ditto.
18608 2008-03-13 Jakub Jelinek <jakub@redhat.com>
18610 PR middle-end/35185
18611 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
18612 (lower_omp_2): New function.
18613 (lower_omp_1, lower_omp): Rewritten.
18615 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
18618 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
18619 with the phrase "Microsoft Windows compilers".
18620 (Push/Pop Macro Pragmas): New subsection. Document
18621 #pragma push_macro and pragma pop_macro.
18623 2008-03-12 Paul Brook <paul@codesourcery.com>
18625 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
18627 2008-03-12 Paul Brook <paul@codesourcery.com>
18629 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
18630 (thumb2_alusi3_short): Exclude PLUS and MINUS.
18631 (thumb2_addsi_shortim): Rename ...
18632 (thumb2_addsi_short): ... to this. Allow register operands.
18633 (thumb2_subsi_short): New pattern.
18634 (thumb2_one_cmplsi2_short,
18635 thumb2_negsi2_short): New patterns and peepholes.
18637 2008-03-12 Paul Brook <paul@codesourcery.com>
18639 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
18641 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
18643 * config/i386/i386.md (int_cond): New code iterator.
18645 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
18646 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
18647 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
18648 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
18649 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
18650 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
18651 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
18652 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
18654 2008-03-12 Paul Brook <paul@codesourcery.com>
18656 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
18657 instead of {arm,thumb}_compute_save_reg_mask.
18658 (output_return_instruction): Ditto.
18659 (thumb_unexpanded_epilogue): Ditto.
18660 (thumb1_expand_prologue): Ditto.
18661 (thumb1_output_function_prologue): Ditto.
18662 (arm_set_return_address): Ditto.
18663 (thumb_set_return_address): Ditto.
18664 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
18665 regs to achieve stack alignment.
18666 (thumb1_compute_save_reg_mask): Fix compiler warning.
18667 (arm_output_epilogue): Use offsets->saved_regs_mask.
18668 Adjust stack pointer by poping call clobered registers.
18669 (arm_expand_prologue): Use offsets->saved_regs_mask.
18670 Adjust stack pointer by pushing extra registers.
18671 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
18673 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
18676 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
18677 conversion to the operands of a multiplication.
18679 2008-03-12 Richard Guenther <rguenther@suse.de>
18681 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
18682 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
18683 * timevar.def (TV_TREE_PHIPROP): Add.
18684 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
18685 pass description. Use TV_TREE_PHIPROP.
18686 * tree-ssa-forwprop.c: Remove phiprop code.
18688 2008-03-12 Jakub Jelinek <jakub@redhat.com>
18690 PR middle-end/35549
18691 * omp-low.c (maybe_lookup_decl): Constify first argument.
18692 (use_pointer_for_field): Change last argument from bool to
18693 omp_context *. Disallow shared copy-in/out in nested
18694 parallel if decl is shared in outer parallel too.
18695 (build_outer_var_ref, scan_sharing_clauses,
18696 lower_rec_input_clauses, lower_copyprivate_clauses,
18697 lower_send_clauses, lower_send_shared_vars): Adjust callers.
18699 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
18700 Ira Rosen <irar@il.ibm.com>
18702 * tree-vectorizer.c (free_stmt_vec_info): New function.
18703 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
18704 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
18705 * tree-vectorizer.h (free_stmt_vec_info): Declare.
18706 * tree-vect-transform.c (vectorizable_conversion): Free
18707 vec_oprnds0 if it was allocated.
18708 (vect_permute_store_chain): Remove unused VECs.
18709 (vectorizable_store): Free VECs that are allocated in the..
18711 (vect_transform_strided_load, vectorizable_load): Likewise.
18712 (vect_remove_stores): Simplify the code.
18713 (vect_transform_loop): Move code to vect_remove_stores().
18714 Call vect_remove_stores() and free_stmt_vec_info().
18716 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18718 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
18719 TARGET_HPUX. Revise comment.
18720 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
18721 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
18722 Use sr4 variant of `be' instruction when not generating PIC code.
18723 (attr_length_call): Adjust for above change.
18725 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18727 * ipa-reference.c (static_execute): Remove module_statics_const and
18728 associated setting code.
18730 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18733 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
18734 predicate for operand 1.
18735 (paritysi2_cmp): Use register_operand predicate for operand 2.
18736 Use earlyclobber modifier for operand 1. Remove support for
18738 (paritydi2_cmp): Use register_operand predicate for operand 3.
18739 Use earlyclobber modifier for operand 1. Remove support for
18742 2008-03-11 Paul Brook <paul@codesourcery.com>
18743 Vladimir Prus <vladimir@codesourcery.com>
18745 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
18746 (arm_compute_save_reg0_reg12_mask): Always
18747 check if register 11 must be saved. Always safe hard frame pointer
18748 when frame_pointer_needeed.
18749 (arm_compute_save_reg_mask): Save IP and PC
18750 only with apcs frames.
18751 (arm_output_epilogue): Adjust Thumb2 codepath to
18752 be also invoked and work for ARM non-apcs frames.
18753 (arm_expand_prologue): Don't bother saving IP
18754 for non-apcs frame, since it's not clobbered by
18755 prologue code. Implement non-apcs frame
18758 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18760 PR rtl-optimization/35281
18761 * expr.c (convert_move): Use a new pseudo for the intermediate
18762 from_mode->word_mode result.
18764 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18766 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
18767 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
18768 * toplev.c (compile_file): Don't call it.
18770 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18772 PR middle-end/35526
18773 * expr.c (store_expr): Call emit_block_move if the mode
18774 of "temp" RTX is BLKmode.
18776 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18777 Richard Guenther <rguenther@suse.de>
18779 PR tree-optimization/31358
18780 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
18781 the step with a NULL_TREE.
18782 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
18783 to sizetype if type is a pointer type.
18784 (add_candidate_1): Don't convert the base and step to
18785 the generic type if the orginal type is a pointer type.
18786 (add_iv_value_candidates): Use sizetype for the step
18787 if type is a pointer type.
18788 (cand_value_at): Likewise.
18789 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
18791 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
18792 Don't convert the tem affine to the type.
18793 (add_elt_to_tree): Use sizetype for the step if a pointer.
18794 Use POINTER_PLUS_EXPR for pointers.
18795 (aff_combination_to_tree): Use sizetype for the step if a
18798 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
18800 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
18801 Remove commutativity hint.
18803 2008-03-10 Jakub Jelinek <jakub@redhat.com>
18807 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
18808 errorneous type. Check that v is a VAR_DECL.
18810 PR middle-end/35099
18811 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
18813 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
18815 PR tree-optimization/35494
18816 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
18817 may be overriden at link and run time.
18819 2008-03-10 Richard Guenther <rguenther@suse.de>
18821 PR tree-optimization/34677
18822 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
18823 (poolify_tree): Likewise.
18824 (modify_expr_template): Likewise.
18825 (poolify_modify_stmt): Likewise.
18826 (insert_fake_stores): Handle all component-ref style stores
18827 in addition to INDIRECT_REF. Also handle complex types.
18828 Do not poolify the inserted load.
18829 (realify_fake_stores): Do not rebuild the tree but only
18830 make it a SSA_NAME copy.
18831 (init_pre): Remove initialzation of modify_expr_template.
18832 Do not allocate modify_expr_node_pool.
18833 (fini_pre): Do not free modify_expr_node_pool.
18835 2008-03-10 Paul Brook <paul@codesourcery.com>
18837 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
18838 to avoid conflicts.
18840 2008-03-10 Paul Brook <paul@codesourcery.com>
18841 Mark Shinwell <shinwell@codesourcery.com>
18843 * config/arm/cortex-r4.md: New.
18844 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
18846 * config/arm/arm.md: Include cortex-r4.md.
18847 (insn): Add smmls, sdiv and udiv values.
18848 (generic_sched): Don't use generic scheduling for Cortex-R4.
18849 (arm_issue_rate): New function.
18850 (TARGET_SCHED_ISSUE_RATE): Define.
18852 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
18854 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
18856 2008-03-10 Richard Guenther <rguenther@suse.de>
18858 * tree-ssa-pre.c (get_sccvn_value): Simplify.
18859 (compute_avail): Do not add stmt uses to AVAIL_OUT.
18861 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
18863 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
18864 Set default to true.
18866 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18868 * c.opt (Wsynth): Deprecate.
18869 * doc/invoke.texi (Option Summary, Warning Options): Document
18870 -Wno-format-contains-nul.
18872 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
18875 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
18876 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
18878 2008-03-09 Ira Rosen <irar@il.ibm.com>
18880 * config/rs6000/rs6000.c (builtin_description): Rename vector
18881 left shift operations.
18882 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
18883 (altivec_vsl<VI_char>): Rename to ...
18884 (ashl<mode>3): ... new name.
18885 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
18887 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
18889 2008-03-08 Richard Guenther <rguenther@suse.de>
18891 * coverage.h (tree_coverage_counter_addr): Declare.
18892 * coverage.c (tree_coverage_counter_addr): New function.
18893 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
18894 before using again.
18895 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
18896 (tree_gen_one_value_profiler): Likewise.
18897 (tree_gen_ic_profiler): Likewise.
18898 (tree_gen_average_profiler): Likewise.
18899 (tree_gen_ior_profiler): Likewise.
18901 2008-03-08 Richard Guenther <rguenther@suse.de>
18903 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
18904 (vn_binary_op_insert): Likewise.
18905 (vn_unary_op_lookup): Likewise.
18906 (vn_unary_op_insert): Likewise.
18907 (vn_nary_op_lookup): Declare.
18908 (vn_nary_op_insert): Likewise.
18909 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
18910 and binary hashes, use a single obstack for unary_op_pool
18911 and binary_op_pool.
18912 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
18913 a single struct vn_nary_op_s. Store tree code length and
18914 a variable number of operands.
18915 (struct vn_reference_op_struct): Remove unused op2.
18916 (vn_reference_op_eq): Do not compare op2.
18917 (vn_reference_op_compute_hash): Do not compute hash of op2.
18918 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
18919 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
18920 with vn_nary_op_compute_hash.
18921 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
18922 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
18924 (vn_unary_op_insert, vn_binary_op_insert): Replace with
18926 (visit_unary_op): Call nary functions.
18927 (visit_binary_op): Likewise.
18928 (process_scc): Adjust for struct vn_tables_s changes.
18929 (allocate_vn_table): Likewise.
18930 (free_vn_table): Likewise.
18931 * tree-vn.c (vn_add): Call nary functions.
18932 (vn_lookup): Likewise.
18934 2008-03-08 Jakub Jelinek <jakub@redhat.com>
18937 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
18938 wdst back after sync_compare_and_swapqhi_internal.
18940 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
18943 * config/i386/i386-modes.def (V1DI): New vector mode.
18944 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
18945 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
18946 (MMXMODE248): Ditto.
18947 (MMXMODE): Add V1DI mode.
18948 (mmxvecsize): Change DI mode to V1DI mode.
18949 ("mov<mode>): Use MMXMODEI8 mode iterator.
18950 ("*mov<mode>_internal_rex64"): Ditto.
18951 ("*mov<mode>_internal"): Ditto.
18952 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
18953 ("mmx_sub<mode>3"): Ditto.
18954 ("mmx_adddi3"): Remove insn pattern.
18955 ("mmx_subdi3"): Ditto.
18956 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
18957 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
18958 ("mmx_ashl<mode>3"): Ditto.
18959 ("mmx_lshrdi3"): Remove insn pattern.
18960 ("mmx_ashldi3"): Ditto.
18961 * config/i386/i386.c (classify_argument): Handle V1DImode.
18962 (function_arg_advance_32): Ditto.
18963 (function_arg_32): Ditto.
18964 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
18965 mmx_addv1di3 insn pattern.
18966 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
18967 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
18968 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
18969 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
18970 Remove definitions of built-in functions.
18971 (V1DI_type_node): New node.
18972 (v1di_ftype_v1di_int): Ditto.
18973 (v1di_ftype_v1di_v1di): Ditto.
18974 (v2si_ftype_v2si_si): Ditto.
18975 (v4hi_ftype_v4hi_di): Remove node.
18976 (v2si_ftype_v2si_di): Ditto.
18977 (ix86_init_mmx_sse_builtins): Handle V1DImode.
18978 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
18979 Redefine builtins using def_builtin_const with *_ftype_*_int node.
18980 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
18981 Add new builtins using def_builtin_const.
18982 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
18983 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
18984 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
18985 * config/i386/mmintrin.h (__v1di): New typedef.
18986 (_mm_add_si64): Cast arguments to __v1di type.
18987 (_mm_sub_si64): Ditto.
18988 (_mm_sll_pi16): Cast __count to __v4hi type.
18989 (_mm_sll_pi32): Cast __count to __v2si type.
18990 (_mm_sll_si64): Cast arguments to __v1di type.
18991 (_mm_srl_pi16): Cast __count to __v4hi type.
18992 (_mm_srl_pi32): Cast __count to __v2si type.
18993 (_mm_srl_si64): Cast arguments to __v1di type.
18994 (_mm_sra_pi16): Cast __count to __v4hi type.
18995 (_mm_sra_pi32): Cast __count to __v2si type.
18996 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
18997 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
18998 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
18999 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
19000 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
19001 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
19002 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
19003 (_mm_srai_pi32): Use __builtin_ia32_psradi.
19004 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
19005 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
19006 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
19007 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
19009 2008-03-07 Joseph Myers <joseph@codesourcery.com>
19011 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
19013 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
19016 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
19017 reg+const addressing for Altivec modes. Don't generate reg+reg
19018 addressing for TFmode or TDmode quantities.
19020 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
19022 * c-common.c (vector_types_convertible_p): Call langhook
19023 instead of comptypes.
19025 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
19028 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
19029 integral and scalar float variables which have a
19032 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
19034 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
19035 dwarf_register_span hook when emitting unwind information for
19036 register-to-memory saves.
19037 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
19038 (rs6000_frame_related): Remove call to spe_synthesize_frame.
19040 2008-03-06 Jakub Jelinek <jakub@redhat.com>
19042 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
19043 for the same VAR_DECL.
19045 2008-03-06 Tom Tromey <tromey@redhat.com>
19047 * treelang: Delete.
19048 * doc/standards.texi (Standards): Don't mention treelang.
19049 * doc/invoke.texi (Overall Options): Don't mention treelang.
19050 * doc/install.texi (Prerequisites): Don't mention bison or
19052 (Configuration): Don't mention treelang.
19053 (Building): Likewise.
19054 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
19056 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
19058 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
19059 word-extractions out of a multi-word object.
19061 2008-03-06 Richard Guenther <rguenther@suse.de>
19063 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
19064 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
19065 result type and precision.
19066 * expr.c (get_inner_reference): Set unsignedp based on the result
19067 type of BIT_FIELD_REF.
19068 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
19069 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
19070 (try_instantiate_multiple_fields): Likewise. Use the correct type
19072 (sra_build_assignment): Likewise.
19073 (sra_build_elt_assignment): Likewise.
19074 (sra_explode_bitfield_assignment): Likewise.
19075 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
19076 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
19077 set BIT_FIELD_REF_UNSIGNED.
19078 (vectorizable_load): Likewise.
19080 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
19082 * cse.c (cse_extended_basic_block): Invalidate artificial defs
19085 2008-03-06 Richard Guenther <rguenther@suse.de>
19087 * alias.c (struct alias_set_entry): Move has_zero_child field
19088 to pack with alias_set.
19090 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19092 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19095 2008-03-05 Ian Lance Taylor <iant@google.com>
19097 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
19099 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
19101 * fwprop.c (update_df): Support width and offset parameters of
19103 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
19104 global_conflicts): Change DF_REF_EXTRACT to either
19105 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19106 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19107 * df-scan.c (df_ref_record, df_defs_record,
19108 df_ref_create_structure, df_def_record_1, df_uses_record,
19109 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
19110 df_bb_refs_collect, df_entry_block_defs_collect,
19111 df_exit_block_uses_collect): Support new width and offset fields.
19112 (ref_extract_pool): New storage pool.
19113 (df_free_ref): New function.
19114 (df_reg_chain_unlink, df_free_collection_rec,
19115 df_sort_and_compress_refs): Call df_free_ref.
19116 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
19118 (df_ref_create_structure): Allocate df_ref_extract if offset and
19119 width fields are used.
19120 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
19121 (df_uses_record): Get offset and width from ZERO_EXTRACT
19123 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
19124 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19125 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19126 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
19127 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19128 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19129 (df_ref_extract): New structure.
19130 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
19131 (df_ref_create): Add width and offset parameters.
19133 2008-03-05 Richard Guenther <rguenther@suse.de>
19135 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19136 Use ranges_overlap_p.
19137 (offset_overlaps_with_access): Rename
19138 to ranges_overlap_p and move ...
19139 * tree-flow-inline.h (ranges_overlap_p): ... here.
19141 * tree.h (get_inner_reference, handled_component_p): Update
19144 * tree.h (record_component_aliases, get_alias_set,
19145 alias_sets_conflict_p, alias_sets_must_conflict_p,
19146 objects_must_conflict_p): Move declarations ...
19147 * alias.h (record_component_aliases, get_alias_set,
19148 alias_sets_conflict_p, alias_sets_must_conflict_p,
19149 objects_must_conflict_p): ... here.
19150 Include coretypes.h.
19151 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
19153 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
19155 * cfg.c: Include tree-flow.h.
19156 (remove_edge_raw): Call redirect_edge_var_map_clear.
19157 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
19158 * tree-flow-inline.h (redirect_edge_var_map_def): New.
19159 (redirect_edge_var_map_result): New.
19160 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
19161 PENDING_STMT use with redirect_edge_var_map_*.
19162 * tree-ssa.c (edge_var_maps): New definition.
19163 (redirect_edge_var_map_add): New.
19164 (redirect_edge_var_map_clear): New.
19165 (redirect_edge_var_map_dup): New.
19166 (redirect_edge_var_map_vector): New.
19167 (redirect_edge_var_map_destroy): New.
19168 (ssa_redirect_edge): Replace PENDING_STMT use with
19169 redirect_edge_var_map_*.
19170 (flush_pending_stmts): Same.
19171 (delete_tree_ssa): Destroy edge var map.
19172 * tree-flow.h (struct _edge_var_map): New.
19173 Define edge_var_map vector type.
19174 Declare redirect_edge_var_map_* prototypes.
19175 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
19176 * tree-cfg.c (reinstall_phi_args): Replace
19177 PENDING_STMT use with redirect_edge_var_map_*.
19179 2008-03-05 Richard Guenther <rguenther@suse.de>
19181 PR tree-optimization/35472
19182 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
19183 whose single use_stmt has a overlapping set of loaded and
19184 stored symbols as that use_stmt might be a noop assignment then.
19186 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19188 * gthr-rtems.h: Implement __gthread_mutex_destroy.
19190 2008-03-05 Richard Guenther <rguenther@suse.de>
19193 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
19194 should be constants.
19195 * tree-cfg.c (verify_expr): Verify it.
19196 * fold-const.c (fold_truthop): Remove code generating
19197 BIT_FIELD_REFs of structure bases.
19198 (fold_binary): Likewise.
19199 (fold_ternary): Position and size of BIT_FIELD_REFs are
19200 always host integers.
19201 (make_bit_field_ref): Remove.
19202 (optimize_bit_field_compare): Remove.
19203 (all_ones_mask_p): Remove.
19205 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
19208 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
19209 (split_block_and_df_analyze): New. Split basic block and rebuild
19211 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
19213 (split_pattern_seq): Likewise.
19214 (erase_matching_seqs): Likewise.
19215 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
19217 2008-03-04 Geoff Keating <geoffk@apple.com>
19219 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
19220 declaration and code.
19221 (tree_invalid_nonnegative_warnv_p): Likewise.
19223 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
19225 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
19226 examples. Truncate option-names then causing overfull hbox.
19228 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19231 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
19233 * configure: Rebuilt.
19235 2008-03-04 Rafael Espíndola <espindola@google.com>
19237 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
19238 (tree_unary_nonnegative_warnv_p): New.
19239 (tree_binary_nonnegative_warnv_p): New.
19240 (tree_single_nonnegative_warnv_p): New.
19241 (tree_invalid_nonnegative_warnv_p): New.
19242 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
19244 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19247 * opts.c (handle_option): Postpone 'unknown option' errors only for
19250 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
19253 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
19256 2008-03-04 Rafael Espíndola <espindola@google.com>
19258 * fold-const.c (tree_unary_nonzero_warnv_p): New.
19259 (tree_binary_nonzero_warnv_p): New.
19260 (tree_single_nonzero_warnv_p): New.
19261 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
19263 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
19265 PR middle-end/35456
19266 * fold-const.c (fold_cond_expr_with_comparison): Prevent
19267 transformations for modes that have signed zeros.
19268 * ifcvt.c (noce_try_abs): Ditto.
19270 2008-03-04 Joseph Myers <joseph@codesourcery.com>
19272 * config/i386/i386.c (override_options): Force
19273 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
19275 2008-03-04 Jan Hubicka <jh@suse.cz>
19278 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
19281 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19283 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
19284 label to probe the stack.
19286 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19288 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
19289 (__gthr_win32_mutex_destroy): Declare.
19290 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
19291 __gthr_win32_mutex_destroy.
19292 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
19294 2008-03-03 Jan Hubicka <jh@suse.cz>
19297 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
19298 aggressive on inlining cold calls.
19300 2008-03-03 Richard Guenther <rguenther@suse.de>
19302 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
19303 struct copies into the expression table.
19304 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
19305 (try_to_simplify): Likewise.
19306 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
19307 integral and pointer arguments which do not change the
19308 precision to NOP_EXPRs.
19309 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
19310 VIEW_CONVERT_EXPR case.
19312 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
19314 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
19315 defined in a loop at depth 0 is invariant.
19316 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19317 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
19318 be called at loop depth 0.
19320 2008-03-02 Jakub Jelinek <jakub@redhat.com>
19323 * gcc.c (process_command): Update copyright notice dates.
19324 * gcov.c (print_version): Likewise.
19325 * gcov-dump.c (print_version): Likewise.
19326 * mips-tfile.c (main): Likewise.
19327 * mips-tdump.c (main): Likewise.
19329 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19332 * c-common.c (flag_permissive): Delete.
19333 (constant_expression_warnings): Check flags first.
19334 (constant_expression_error): New.
19335 * c-common.h (flag_permissive): Delete.
19336 (constant_expression_error): Declare.
19337 * flags.h (flag_permissive): Declare. Update description.
19338 * diagnostic.c (pedwarn): Update.
19340 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
19341 (permissive_error_kind): New.
19342 * toplev.c (flag_permissive): Define. Update description.
19343 * toplev.h (permissive_error_kind): Declare.
19344 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
19345 (pedwarn_c90): Use pedantic_warning_kind.
19346 * c-opts.c (c_common_post_options): flag_permissive does not affect
19347 flag_pedantic_errors.
19349 2008-03-02 Joseph Myers <joseph@codesourcery.com>
19351 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
19352 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
19353 __absvsi2, __absvDI2): Use unsigned arithmetic.
19355 2008-03-02 Andi Kleen <ak@suse.de>
19356 Richard Guenther <rguenther@suse.de>
19358 * struct-equiv.c: Remove file.
19359 * cfg_cleanup.c (condjump_equiv_p): Remove.
19360 * Makefile.in (OBJS-common): Remove struct-equiv.o.
19361 (struct-equiv.o): Remove rule.
19362 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
19363 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
19364 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
19366 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19368 * ifcvt.c (noce_process_if_block): Try to handle only the then
19369 block if the else block exists but isn't suitable.
19371 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19374 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
19375 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
19376 regression from previous patch.
19378 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19381 * gthr.h: Add __gthread_mutex_destroy as a function that must be
19383 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
19384 * gthr-single.h (__gthread_mutex_destroy): Likewise.
19385 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
19386 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
19387 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
19388 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
19389 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
19390 (__gthread_mutex_destroy_function): Rename to
19391 __gthread_mutex_destroy.
19392 * gthr-dce.h (__gthread_mutex_destroy): Call
19393 pthread_mutex_destroy.
19394 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
19395 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
19396 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
19398 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19400 * df-scan.c (df_ref_chain_change_bb): Simplify.
19401 (df_insn_change_bb): Add new_bb argument. Simplify. Call
19402 set_block_for_insn if there's any change.
19403 * df.h ((df_insn_change_bb): Fix prototype.
19404 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
19405 df_insn_change_bb, don't call set_block_for_insn.
19406 * emit-rtl.c (reorder_insns): Likewise.
19407 * haifa-sched.c (move_insn): Likewise.
19409 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19411 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
19413 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19415 * tree-flow-inline.h (next_readonly_imm_use): Return
19416 NULL_USE_OPERAND_P after the end.
19418 2008-03-01 Richard Guenther <rguenther@suse.de>
19420 PR tree-optimization/35411
19421 * tree-sra.c (sra_build_assignment): Split conversion to
19422 final type to a separate statement if we are not assigning
19425 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19427 * fold-const.c (fold_convertible_p): Correct the logic to follow
19428 that in fold_convert().
19430 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
19433 * tree-inline.c (build_duplicate_type): When we make a
19434 duplicate type, make it unique in the canonical types system.
19436 2008-02-29 Tom Tromey <tromey@redhat.com>
19438 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
19439 input_file_stack_history, input_file_stack_restored): Remove.
19440 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19441 * input.h (struct file_stack): Remove.
19442 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19443 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
19445 * diagnostic.h (struct diagnostic_context) <last_module>: Change
19447 (diagnostic_last_module_changed): Add 'map' argument.
19448 (diagnostic_set_last_function): Likewise.
19449 * diagnostic.c (undiagnostic_report_current_module): Iterate using
19450 line map, not input_file_stack.
19451 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
19453 2008-02-29 Paul Brook <paul@codesourcery.com>
19455 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
19457 2008-02-29 Paul Brook <paul@codesourcery.com>
19459 * config/arm/ieee754-df.S (muldf3): Use RET macros.
19461 2008-02-29 Richard Guenther <rguenther@suse.de>
19463 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
19465 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
19466 value for comparing for a store match.
19467 (simplify_unary_expression): Do nothing for SSA_NAMEs.
19468 (try_to_simplify): Do not do a full-blown reference lookup.
19470 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19472 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
19473 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19475 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
19477 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
19479 * tree-loop-linear.c (try_interchange_loops): Compare memory access
19480 strides against cache sizes.
19482 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19484 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
19487 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
19489 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
19490 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
19491 is smaller than the original promoted value.
19492 (simplify_subreg): If OP is a SUBREG, try to preserve its
19493 SUBREG_PROMOTED_VAR_P information.
19495 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
19497 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
19498 (VN_INFO_GET): Allocate new objects on the obstack.
19499 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
19500 for rpo_numbers_temp, for consistency.
19501 (free_scc_vn): Free the obstack.
19503 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
19505 * doc/invoke.texi: Document -ftree-loop-distribution.
19506 * tree-loop-distribution.c: New.
19507 * tree-pass.h (pass_loop_distribution): New.
19508 * graphds.h (struct graph): Add htab_t indices.
19509 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
19510 * tree-vectorizer.c (rename_variables_in_loop): Extern.
19511 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
19512 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
19513 * tree-data-ref.c (debug_data_dependence_relations): New.
19514 (dump_data_dependence_relation): Also print data references.
19515 (free_data_ref): Extern.
19516 (same_access_functions): Moved...
19517 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
19518 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19519 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
19520 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
19521 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
19522 (stmts_from_loop): Skip LABEL_EXPR.
19523 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
19525 (build_rdg): Initialize rdg->indices htab.
19526 (free_rdg, stores_from_loop, ref_base_address,
19527 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
19528 have_similar_memory_accesses_1, ref_base_address_1,
19529 remove_similar_memory_refs): New.
19530 * tree-data-ref.h: Depend on tree-chrec.h.
19531 (debug_data_dependence_relations, free_data_ref): Declared.
19532 (same_access_functions): ... here.
19533 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
19535 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
19536 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
19537 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
19538 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19539 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
19540 rdg_vertex_for_stmt): Declared.
19541 (struct rdg_edge): Add level.
19543 (free_rdg, stores_from_loop, remove_similar_memory_refs,
19544 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
19546 (rdg_has_similar_memory_accesses): New.
19547 * tree-vect-analyze.c: Remove unused static decls.
19548 * lambda.h (dependence_level): New.
19549 * common.opt (ftree-loop-distribution): New.
19550 * tree-flow.h (mark_virtual_ops_in_bb,
19551 slpeel_tree_duplicate_loop_to_edge_cfg,
19552 rename_variables_in_loop): Declared.
19553 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
19554 (OBJS-common): Add tree-loop-distribution.o.
19555 (tree-loop-distribution.o): New rule.
19556 * tree-cfg.c (mark_virtual_ops_in_bb): New.
19557 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
19558 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
19560 2008-02-28 Joseph Myers <joseph@codesourcery.com>
19563 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
19564 other than structures and unions.
19566 2008-02-28 Richard Guenther <rguenther@suse.de>
19569 2008-02-26 Richard Guenther <rguenther@suse.de>
19571 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19572 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19573 (lookup_decl_from_uid): Declare.
19574 (remove_decl_from_map): Likewise.
19575 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19576 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19577 (decl_for_uid_map): New global hashtable mapping DECL_UID
19579 (init_ttree): Allocate it.
19580 (insert_decl_to_uid_decl_map): New helper function.
19581 (make_node_stat): Insert new decls into the map.
19582 (copy_node_stat): Likewise.
19583 (lookup_decl_from_uid): New function.
19584 (remove_decl_from_map): Likewise.
19585 (print_decl_for_uid_map_statistics): New helper.
19586 (dump_tree_statistics): Call it.
19588 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19589 (referenced_var_iterator): Adjust.
19590 (FOR_EACH_REFERENCED_VAR): Adjust.
19591 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19592 (num_referenced_vars): Adjust.
19593 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19594 (first_referenced_var): Remove.
19595 (end_referenced_vars_p): Likewise.
19596 (next_referenced_var): Likewise.
19597 (referenced_var_iterator_set): New helper function.
19598 * tree-dfa.c (referenced_var_lookup): Adjust.
19599 (referenced_var_check_and_insert): Likewise.
19600 (remove_referenced_var): Likewise.
19601 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19602 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19603 (verify_call_clobbering): Likewise.
19604 (verify_memory_partitions): Likewise.
19605 (init_tree_ssa): Allocate bitmap instead of hashtable for
19607 (delete_tree_ssa): Adjust.
19608 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19609 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19610 (compute_tag_properties): Likewise.
19611 (set_initial_properties): Likewise.
19612 (find_partition_for): Likewise.
19613 (update_reference_counts): Likewise.
19614 (dump_may_aliases_for): Likewise.
19615 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19616 (add_call_clobber_ops): Likewise.
19617 (add_call_read_ops): Likewise.
19618 (get_asm_expr_operands): Likewise.
19619 * tree-into-ssa.c (dump_decl_set): Likewise.
19620 (update_ssa): Likewise.
19621 * tree-sra.c (scan_function): Likewise.
19622 (decide_instantiations): Likewise.
19623 (scalarize_parms): Likewise.
19624 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19625 (dsa_named_for): Likewise.
19626 * tree-ssa-structalias.c (update_alias_info): Likewise.
19627 (merge_smts_into): Likewise.
19629 2008-02-27 David Daney <ddaney@avtrex.com>
19632 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
19633 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
19634 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
19635 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
19636 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
19638 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
19641 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
19642 (BUILT_IN_NEXTTOWARD): Remove.
19643 (BUILT_IN_NEXTTOWARDF): Ditto.
19644 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
19645 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
19647 2008-02-27 Tom Tromey <tromey@redhat.com>
19649 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
19650 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
19652 2008-02-27 Jan Beulich <jbeulich@novell.com>
19654 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
19655 update the respective field on newdecl.
19657 2008-02-27 Revital Eres <eres@il.ibm.com>
19659 PR rtl-optimization/34999
19660 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
19661 crossing edges that ends with a call insn.
19662 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
19663 call insn and clear the EDGE_CROSSING flag of the crossing edge
19664 when fixing fallthru edges.
19666 2008-02-27 Richard Guenther <rguenther@suse.de>
19668 PR middle-end/35390
19669 * fold-const.c (fold_unary): Return the correct argument,
19670 converted to the result type.
19672 2008-02-27 Richard Guenther <rguenther@suse.de>
19674 PR middle-end/34971
19675 * expr.c (expand_expr_real_1): Assert on rotates that operate
19677 * fold-const.c (fold_binary): Use the types precision, not the
19678 bitsize of the mode if folding rotate expressions. Build rotates
19679 only for full modes.
19681 2008-02-27 Jakub Jelinek <jakub@redhat.com>
19683 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
19684 and CPP_PRAGMA_EOL.
19685 * c-pragma.c (pragma_ns_name): New typedef.
19686 (registered_pp_pragmas): New variable.
19687 (c_pp_lookup_pragma): New function.
19688 (c_register_pragma_1): If flag_preprocess_only, do nothing
19689 for non-expanded pragmas, for expanded ones push pragma's
19690 namespace and name into registered_pp_pragmas vector.
19691 (c_invoke_pragma_handler): Register OpenMP pragmas even when
19692 flag_preprocess_only, don't register GCC pch_preprocess
19693 pragma if flag_preprocess_only.
19694 * c-opts.c (c_common_init): Call init_pragma even if
19695 flag_preprocess_only.
19696 * c-pragma.c (c_pp_lookup_pragma): New prototype.
19697 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
19698 cpp_register_pragma if flag_preprocess_only.
19700 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19703 * c-parser.c (c_parser_translation_unit): Warn for empty
19704 translation unit, not empty source file.
19706 2008-02-26 Paul Brook <paul@codesourcery.com>
19708 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
19709 operand for Thumb-2.
19710 * config/arm/arm.h (reg_class): Add CORE_REGS.
19711 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
19712 (BASE_REG_CLASS): Use CORE_REGS.
19713 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
19714 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
19715 (REGNO_OK_FOR_INDEX_P): Exclude SP.
19716 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
19717 ARM_REGNO_OK_FOR_INDEX_P.
19718 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
19719 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
19720 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
19721 (ldm/stm peepholes): Ditto.
19722 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
19723 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
19724 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
19725 * config/arm/constraints.md: Enable "k" constraint on ARM.
19727 2008-02-27 Ben Elliston <bje@au.ibm.com>
19729 * config/rs6000/rs6000.c: Annotate cache line size field in all
19730 instances of struct processor_costs.
19732 2008-02-26 David Edelsohn <edelsohn@gnu.org>
19734 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
19735 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
19736 jump_bypass): New counters.
19737 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
19738 * dce.c (gate_ud_dce): Same.
19739 (gate_fast_dce): Same.
19740 * dse.c (gate_dse1): New function.
19741 (gate_dse2): New function.
19742 (gate_dse): Merge results of new gate functions.
19743 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
19744 (gate_handle_jump_bypass): Add dbg_cnt.
19745 (gate_handle_gcse): Add dbg_cnt.
19746 * ifcvt.c (gate_handle_if_conversion): Same.
19747 (gate_handle_if_after_combine): Same.
19748 (gate_handle_if_after_reload): Same.
19749 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
19751 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
19753 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
19755 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
19757 2008-02-26 Jason Merrill <jason@redhat.com>
19760 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
19761 alone if it's the naming decl for the type's main variant.
19763 2008-02-26 Tom Tromey <tromey@redhat.com>
19765 * system.h (USE_MAPPED_LOCATION): Poison.
19766 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
19767 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
19768 (make_goto_expr_edges): Likewise.
19769 (remove_bb): Likewise.
19770 (execute_warn_function_return): Likewise.
19771 * basic-block.h (struct edge_def) <goto_locus>: Change type to
19773 * c-common.c (fname_decl): Remove old location code.
19774 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
19776 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
19778 (ASM_INPUT_SOURCE_LOCATION): Likewise.
19779 (gen_rtx_ASM_INPUT): Likewise.
19780 (gen_rtx_ASM_INPUT_loc): Likewise.
19781 (get_rtx_asm_OPERANDS): Remove.
19782 * cfglayout.c (insn_locators_alloc): Remove old location code.
19783 (set_curr_insn_source_location): Likewise.
19784 (curr_insn_locator): Likewise.
19785 * print-tree.c (print_node): Remove old location code.
19786 * tree-mudflap.c (mf_varname_tree): Remove old location code.
19787 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
19788 * cfgexpand.c (expand_gimple_cond_expr): Don't use
19789 location_from_locus.
19790 (construct_exit_block): Remove old location code.
19791 * emit-rtl.c (force_next_line_note): Remove old location code.
19792 * profile.c (branch_prob): Remove old location code.
19793 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
19794 LOC_LINE): Remove old-location variants.
19795 * langhooks.c (lhd_print_error_function): Remove old location
19797 * configure, config.in: Rebuilt.
19798 * configure.ac (--enable-mapped-location): Remove.
19799 * c-decl.c (c_init_decl_processing): Remove old location code.
19800 (finish_function): Likewise.
19801 * recog.c (decode_asm_operands): Remove old location code.
19802 * c-pch.c (c_common_read_pch): Remove old location code.
19803 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
19805 * gimple-low.c (lower_function_body): Remove old location code.
19806 * toplev.c (unknown_location): Remove.
19807 (push_srcloc): Remove old-location variant.
19808 (process_options): Remove old location code.
19809 (lang_dependent_init): Likewise.
19810 * input.h (UNKNOWN_LOCATION): Move definition.
19811 (location_t): Undeprecate.
19812 (source_locus): Remove.
19813 (location_from_locus): Remove.
19814 (struct location_s): Remove.
19815 Remove all old-location code.
19816 (input_line, input_filename): Remove.
19817 * final.c (final_scan_insn): Remove old location code.
19818 * diagnostic.c (diagnostic_build_prefix): Remove
19819 USE_MAPPED_LOCATION test.
19820 * tree.h (gimple_stmt) <locus>: Now a location_t.
19821 (tree_exp) <locus>: Likewise.
19822 (DECL_IS_BUILTIN): Remove old-location variant.
19823 (annotate_with_file_line, annotate_with_locus): Likewise.
19824 (expr_locus, set_expr_locus): Update.
19825 * tree.c (build1_stat): Remove old location code.
19826 (last_annotated_node): Remove.
19827 (annotate_with_file_line): Remove old-location variant.
19828 (annotate_with_locus): Likewise.
19829 (expr_location): Remove old location code.
19830 (set_expr_location): Likewise.
19831 (expr_has_location): Likewise.
19832 (expr_locus): Likewise.
19833 (set_expr_locus): Likewise.
19834 (expr_filename): Don't use location_from_locus.
19835 (expr_lineno): Likewise.
19836 * rtl-error.c (location_for_asm): Remove old location code.
19837 * c-lex.c (cb_line_change): Remove old location code.
19838 (fe_file_change): Likewise.
19839 (cb_def_pragma): Likewise.
19840 (c_lex_with_flags): Likewise.
19841 * gengtype.c (do_typedef): Don't special-case location types.
19842 (define_location_structures): Remove.
19843 (main): Don't call define_location_structures.
19844 * tree-pretty-print.c (dump_implicit_edges): Remove old location
19847 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19850 * builtins.def (BUILT_IN_STDARG_START): Remove.
19851 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
19852 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
19853 * tree-inline.c (inline_forbidden_p_1): Likewise.
19855 2008-02-26 Richard Guenther <rguenther@suse.de>
19857 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19858 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19859 (lookup_decl_from_uid): Declare.
19860 (remove_decl_from_map): Likewise.
19861 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19862 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19863 (decl_for_uid_map): New global hashtable mapping DECL_UID
19865 (init_ttree): Allocate it.
19866 (insert_decl_to_uid_decl_map): New helper function.
19867 (make_node_stat): Insert new decls into the map.
19868 (copy_node_stat): Likewise.
19869 (lookup_decl_from_uid): New function.
19870 (remove_decl_from_map): Likewise.
19871 (print_decl_for_uid_map_statistics): New helper.
19872 (dump_tree_statistics): Call it.
19874 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19875 (referenced_var_iterator): Adjust.
19876 (FOR_EACH_REFERENCED_VAR): Adjust.
19877 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19878 (num_referenced_vars): Adjust.
19879 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19880 (first_referenced_var): Remove.
19881 (end_referenced_vars_p): Likewise.
19882 (next_referenced_var): Likewise.
19883 (referenced_var_iterator_set): New helper function.
19884 * tree-dfa.c (referenced_var_lookup): Adjust.
19885 (referenced_var_check_and_insert): Likewise.
19886 (remove_referenced_var): Likewise.
19887 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19888 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19889 (verify_call_clobbering): Likewise.
19890 (verify_memory_partitions): Likewise.
19891 (init_tree_ssa): Allocate bitmap instead of hashtable for
19893 (delete_tree_ssa): Adjust.
19894 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19895 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19896 (compute_tag_properties): Likewise.
19897 (set_initial_properties): Likewise.
19898 (find_partition_for): Likewise.
19899 (update_reference_counts): Likewise.
19900 (dump_may_aliases_for): Likewise.
19901 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19902 (add_call_clobber_ops): Likewise.
19903 (add_call_read_ops): Likewise.
19904 (get_asm_expr_operands): Likewise.
19905 * tree-into-ssa.c (dump_decl_set): Likewise.
19906 (update_ssa): Likewise.
19907 * tree-sra.c (scan_function): Likewise.
19908 (decide_instantiations): Likewise.
19909 (scalarize_parms): Likewise.
19910 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19911 (dsa_named_for): Likewise.
19912 * tree-ssa-structalias.c (update_alias_info): Likewise.
19913 (merge_smts_into): Likewise.
19915 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19918 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
19919 * c-opts.c (c_common_handle_option): Wall enables
19920 Wvolatile-register-var.
19921 * common.opt: Move Wvolatile-register-var to...
19924 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19926 * common.opt (Wlarger-than=): New.
19927 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
19929 * opts.c (common_handle_option): Handle -Wlarger-than=.
19930 * optc-gen.awk: Likewise.
19931 * opth-gen.awk: Likewise.
19932 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
19933 * tree-optimize.c (tree_rest_of_compilation): Likewise.
19935 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19937 * c-common.c (match_case_to_enum_1): Add appropriate
19938 OPT_W* parameter to warning.
19939 (c_do_switch_warnings): Likewise.
19940 * c-typeck.c (warning_init): Add one more parameter following
19941 'warning' function.
19942 (push_init_level): Update call to warning_init.
19943 (pop_init_level): Likewise.
19944 (add_pending_init): Likewise.
19945 (output_init_element: Likewise.
19947 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19950 * toplev.c (toplev_main): If there are warnings or error, print
19951 errors for ignored options.
19952 * opts.c (ignored_options): New static variable.
19953 (postpone_unknown_option_error): New.
19954 (print_ignored_options): New.
19955 (handle_option): Postpone errors for unknown -Wno-* options.
19956 * opts.h (print_ignored_options): Declare.
19958 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
19960 * config/mips/mips.md (loadgp_blockage, blockage): Change type
19963 2008-02-25 Richard Guenther <rguenther@suse.de>
19966 2008-02-25 Richard Guenther <rguenther@suse.de>
19968 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19969 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19970 (lookup_decl_from_uid): Declare.
19971 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19972 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19973 (decl_for_uid_map): New global hashtable mapping DECL_UID
19975 (init_ttree): Allocate it.
19976 (insert_decl_to_uid_decl_map): New helper function.
19977 (make_node_stat): Insert new decls into the map.
19978 (copy_node_stat): Likewise.
19979 (lookup_decl_from_uid): New function.
19980 (print_decl_for_uid_map_statistics): New helper.
19981 (dump_tree_statistics): Call it.
19983 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19984 (referenced_var_iterator): Adjust.
19985 (FOR_EACH_REFERENCED_VAR): Adjust.
19986 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19987 (num_referenced_vars): Adjust.
19988 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19989 (first_referenced_var): Remove.
19990 (end_referenced_vars_p): Likewise.
19991 (next_referenced_var): Likewise.
19992 (referenced_var_iterator_set): New helper function.
19993 * tree-dfa.c (referenced_var_lookup): Adjust.
19994 (referenced_var_check_and_insert): Likewise.
19995 (remove_referenced_var): Likewise.
19996 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19997 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19998 (verify_call_clobbering): Likewise.
19999 (verify_memory_partitions): Likewise.
20000 (init_tree_ssa): Allocate bitmap instead of hashtable for
20002 (delete_tree_ssa): Adjust.
20003 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20004 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20005 (compute_tag_properties): Likewise.
20006 (set_initial_properties): Likewise.
20007 (find_partition_for): Likewise.
20008 (update_reference_counts): Likewise.
20009 (dump_may_aliases_for): Likewise.
20010 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20011 (add_call_clobber_ops): Likewise.
20012 (add_call_read_ops): Likewise.
20013 (get_asm_expr_operands): Likewise.
20014 * tree-into-ssa.c (dump_decl_set): Likewise.
20015 (update_ssa): Likewise.
20016 * tree-sra.c (scan_function): Likewise.
20017 (decide_instantiations): Likewise.
20018 (scalarize_parms): Likewise.
20019 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20020 (dsa_named_for): Likewise.
20021 * tree-ssa-structalias.c (update_alias_info): Likewise.
20022 (merge_smts_into): Likewise.
20024 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
20027 * doc/invoke.texi (-fcx-limited-range): Document new option.
20028 * toplev.c (process_options): Handle -fcx-fortran-rules.
20029 * common.opt: Add documentation for -fcx-fortran-rules.
20031 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
20034 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
20035 actual behaviour and C99.
20037 2008-02-26 Ben Elliston <bje@au.ibm.com>
20039 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
20040 (ASM_CPU_POWER6_SPEC): Likewise.
20041 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
20042 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
20043 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
20045 2008-02-25 Richard Guenther <rguenther@suse.de>
20047 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20048 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20049 (lookup_decl_from_uid): Declare.
20050 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20051 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20052 (decl_for_uid_map): New global hashtable mapping DECL_UID
20054 (init_ttree): Allocate it.
20055 (insert_decl_to_uid_decl_map): New helper function.
20056 (make_node_stat): Insert new decls into the map.
20057 (copy_node_stat): Likewise.
20058 (lookup_decl_from_uid): New function.
20059 (print_decl_for_uid_map_statistics): New helper.
20060 (dump_tree_statistics): Call it.
20062 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20063 (referenced_var_iterator): Adjust.
20064 (FOR_EACH_REFERENCED_VAR): Adjust.
20065 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20066 (num_referenced_vars): Adjust.
20067 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20068 (first_referenced_var): Remove.
20069 (end_referenced_vars_p): Likewise.
20070 (next_referenced_var): Likewise.
20071 (referenced_var_iterator_set): New helper function.
20072 * tree-dfa.c (referenced_var_lookup): Adjust.
20073 (referenced_var_check_and_insert): Likewise.
20074 (remove_referenced_var): Likewise.
20075 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20076 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20077 (verify_call_clobbering): Likewise.
20078 (verify_memory_partitions): Likewise.
20079 (init_tree_ssa): Allocate bitmap instead of hashtable for
20081 (delete_tree_ssa): Adjust.
20082 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20083 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20084 (compute_tag_properties): Likewise.
20085 (set_initial_properties): Likewise.
20086 (find_partition_for): Likewise.
20087 (update_reference_counts): Likewise.
20088 (dump_may_aliases_for): Likewise.
20089 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20090 (add_call_clobber_ops): Likewise.
20091 (add_call_read_ops): Likewise.
20092 (get_asm_expr_operands): Likewise.
20093 * tree-into-ssa.c (dump_decl_set): Likewise.
20094 (update_ssa): Likewise.
20095 * tree-sra.c (scan_function): Likewise.
20096 (decide_instantiations): Likewise.
20097 (scalarize_parms): Likewise.
20098 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20099 (dsa_named_for): Likewise.
20100 * tree-ssa-structalias.c (update_alias_info): Likewise.
20101 (merge_smts_into): Likewise.
20103 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
20106 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
20107 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
20108 * alias.h (nonoverlapping_memrefs_p): Likewise.
20110 2008-02-25 Jan Beulich <jbeulich@novell.com>
20112 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
20113 * config/i386/netware-libgcc.exp: Add __bswap?i2,
20114 __emultls_get_address, __emultls_register_common,
20115 __floatundi?f, and _Unwind_GetIPInfo.
20116 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
20117 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
20118 (gen_regparm_prefix): Likewise.
20119 (i386_nlm_encode_section_info): Sync with
20120 config/i386/winnt.c:i386_pe_encode_section_info().
20121 (i386_nlm_maybe_mangle_decl_assembler_name): New.
20122 i386_nlm_mangle_decl_assembler_name): New.
20123 (netware_override_options): New.
20124 * config/i386/netware.h (netware_override_options): Declare.
20125 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
20126 (i386_nlm_mangle_decl_assembler_name): Declare.
20127 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
20129 2008-02-25 Ben Elliston <bje@au.ibm.com>
20132 * c-decl.c (grokdeclarator): Remove unused local variables
20133 `typedef_type' and `type_as_written'.
20135 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
20136 unused local variable `has_hot_blocks'.
20137 (fix_crossing_conditional_branches): Remove unused local variable
20140 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
20142 PR middle-end/19984
20143 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
20144 using DEF_C99_BUILTIN.
20145 (BUILT_IN_NANF): Ditto.
20146 (BUILT_IN_NANL): Ditto.
20148 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
20149 Revital Eres <eres@il.ibm.com>
20151 * modulo-sched.c (calculate_must_precede_follow): Address TODO
20152 regarding the order of two dependent insns in the same row.
20154 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
20156 * stor-layout.c (layout_decl): Do not bump the alignment of a
20157 bit-field to more than byte alignment if it is packed.
20159 2008-02-24 David Edelsohn <edelsohn@gnu.org>
20161 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
20164 2008-02-24 Diego Novillo <dnovillo@google.com>
20166 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
20169 * tree-vrp.c (vrp_evaluate_conditional): With
20170 -Wtype-limits, emit a warning when comparing against a
20171 constant outside the natural range of OP0's type.
20172 * c.opt (Wtype-limits): Move ...
20173 * common.opt (Wtype-limits): ... here.
20175 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
20177 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
20178 * config/rs6000/e300c2c3.md: New file.
20179 * config/rs6000/rs6000.c (processor_costs): Add new costs for
20181 (rs6000_override_options): Add e300c2 and e300c3 cases to
20182 processor_target_table. Do not allow usage of Altivec or Spe
20183 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
20184 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
20185 * config/rs6000/rs6000.h (processor_type): Add
20186 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
20187 (ASM_CPU_SPEC): Add e300c2 and e300c3.
20188 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
20189 and ppce300c3. Include e300c2c3.md.
20191 2008-02-23 David Edelsohn <edelsohn@gnu.org>
20193 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
20194 instead of TARGET_STRICT_ALIGN.
20196 2008-02-23 Joseph Myers <joseph@codesourcery.com>
20198 * explow.c (memory_address): Assert that the generated address is
20201 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20204 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
20205 * config/darwin-ppc-ldouble-patch.def: New file.
20206 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
20207 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
20208 SUBTARGET_INIT_BUILTINS if defined.
20209 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
20212 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20215 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
20216 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
20218 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20221 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
20222 file" warning condtional on -Winvalid-PCH.
20224 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
20226 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
20228 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
20232 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
20233 prevent reload from using MMX registers.
20234 (*mov<mode>_internal): Ditto.
20235 (*movv2sf_internal_rex64): Ditto.
20236 (*movv2sf_internal): Ditto.
20238 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20240 PR documentation/31569
20241 * doc/install.texi2html: Use makeinfo --no-number-sections.
20243 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20245 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
20246 ensure that we can address an entire entity > 8 bytes. Don't
20247 generate reg+reg addressing for such data.
20249 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20251 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
20252 strings when optimizing for size, unless the target cares about
20255 2008-02-22 Tom Tromey <tromey@redhat.com>
20257 * regclass.c (current_pass): Remove declaration.
20259 2008-02-22 Anatoly Sokolov <aesok@post.ru>
20261 * config/avr/libgcc.S (__RAMPZ__): Define.
20262 (__do_copy_data): Add for devices with 128KB code memory.
20264 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20266 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
20268 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
20270 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
20272 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
20275 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20278 * c-typeck.c (build_binary_op): Warn about floating point
20279 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
20281 2008-02-21 Janis Johnson <janis187@us.ibm.com>
20284 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
20285 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
20287 (rs6000_override_options): Set altivec_abi as default, not override,
20288 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
20289 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
20290 is used; use new member spe_abi.
20291 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
20292 spe_abi and altivec_abi.
20294 2008-02-22 Tomas Bily <tbily@suse.cz>
20296 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
20298 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20301 * config.build (build_file_translate): Set to `CMD //c' only if
20303 * Makefile.in (build_file_translate): Improve comment.
20305 2008-02-21 Jan Hubicka <jh@suse.cz>
20307 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
20308 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
20309 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
20311 2008-02-21 Michael Matz <matz@suse.de>
20314 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
20316 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
20318 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
20319 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
20320 as insn constraint.
20321 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
20322 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
20323 SSE_VEC_FLOAT_MODE_P as insn constraint.
20324 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
20325 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
20326 sse4a_movntdf using MODEF mode iterator.
20327 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
20328 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
20329 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
20330 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
20331 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
20332 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
20333 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
20335 2008-02-21 Richard Guenther <rguenther@suse.de>
20337 * tree.def (PAREN_EXPR): New tree code.
20338 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
20340 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
20341 * expr.c (expand_expr_real_1): Likewise.
20342 * tree-inline.c (estimate_num_insns_1): Likewise.
20343 * tree-complex.c (expand_complex_move): Likewise.
20344 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
20347 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20350 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
20352 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20355 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
20357 * config/sh/sh.c (find_barrier): Don't go past
20358 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
20360 2008-02-20 DJ Delorie <dj@redhat.com>
20362 * config/h8300/h8300.md (insv): Force source operand to be a register.
20364 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
20365 as a jump, not as a plain insn.
20367 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
20369 * doc/invoke.texi (Warning Options): Add new option
20370 -Wframe-larger-than=.
20371 (-Wframe-larger-than): Document.
20373 * flags.h (warn_frame_larger_than, frame_larger_than_size):
20374 Add declarations for new option variables.
20376 * final.c (final_start_function): Check the frame size
20377 before emission and issue a Wframe-larger-than warning.
20379 * opts.c (warn_frame_larger_than, frame_larger_than_size):
20380 Add definitions for new option variables.
20381 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
20383 * common.opt (Wframe-larger-than=): New option.
20385 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20387 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
20388 (<sse>_div<mode>3): Ditto.
20389 (<sse>_vmdiv<mode>3): Ditto.
20390 (<sse>_vmsqrt<mode>2): Ditto.
20391 (*smax<mode>3): Ditto.
20392 (sse5_frcz<mode>2): Ditto.
20393 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
20394 as insn constraint.
20396 2008-02-20 Richard Guenther <rguenther@suse.de>
20398 PR middle-end/35265
20399 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
20400 be happy with INTEGRAL_TYPE_P.
20402 2008-02-20 Richard Guenther <rguenther@suse.de>
20404 * fold-const.c (split_tree): Associate floatig-point expressions
20405 if flag_associative_math is set.
20407 2008-02-20 Richard Guenther <rguenther@suse.de>
20409 * tree.h (fold_real_zero_addition_p): Declare.
20410 * fold-const.c (fold_real_zero_addition_p): Export.
20411 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
20412 floating-point operations with zero and one.
20414 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
20416 * doc/install.texi: Correct references to CFLAGS, replacing them
20417 with BOOT_CFLAGS. Document flags used during bootstrap for
20420 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20422 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
20423 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
20424 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
20426 (smin<mode>3): Ditto from similar patterns.
20427 (smax<mode>3): Ditto.
20428 (*ieee_smin<mode>3): Ditto.
20429 (*ieee_smax<mode>3): Ditto.
20430 * config/i386/sse.md (sse): New mode attribute.
20431 (mov<mode>): Macroize expander from movv4sf and movv2df using
20432 SSEMODEF2P mode iterator.
20433 (<sse>_movnt<mode>): Ditto from similar patterns. Use
20434 SSE_VEC_FLOAT_MODE_P as insn constraint.
20435 (storent<mode>): Ditto.
20436 (storent<mode>): Macroize expander from storentsf and storentdf using
20437 MODEF mode iterator.
20438 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
20439 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
20440 (abs<mode>2): Ditto from similar patterns.
20441 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
20442 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
20443 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
20444 (<sse>_vmsqrt<mode>2): Ditto.
20445 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
20446 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
20447 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
20448 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
20449 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
20450 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
20451 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
20453 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
20454 iterator and SSE_FLOAT_MODE_P as insn constraint.
20455 (<sse>_ucomi): Ditto from similar patterns.
20456 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
20457 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
20458 SSE_VEC_FLOAT_MODE_P as insn constraint.
20459 (vcond<mode>): Ditto from similar patterns.
20460 (and<mode>3, *and<mode>3): Ditto.
20461 (<sse>_nand<mode>3): Ditto.
20462 (ior<mode>3, *ior<mode>3): Ditto.
20463 (xor<mode>3, *xor<mode>3): Ditto.
20464 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
20465 iterator and SSE_FLOAT_MODE_P as insn constraint.
20466 (*nand<mode>3): Ditto from similar patterns.
20467 (*ior<mode>3): Ditto.
20468 (*xor<mode>3): Ditto.
20470 2008-02-20 Ira Rosen <irar@il.ibm.com>
20472 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
20473 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
20474 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
20476 2008-02-19 Jan Hubicka <jh@suse.cz>
20478 * predict.c (tree_bb_level_predictions): Remove variable next
20479 mistakely introduced by previous commit.
20481 2008-02-19 Jan Hubicka <jh@suse.cz>
20483 * predict.c (predict_paths_leading_to): Rewrite.
20484 (predict_paths_for_bb): New.
20485 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
20487 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20490 * Makefile.in (build_file_translate): New.
20491 (gcc-vers.texi): Use it for translating $(abs_srcdir).
20492 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
20493 * configure.ac (build_file_translate): Substitute it.
20494 * configure: Regenerate.
20496 2008-02-19 Jan Hubicka <jh@suse.cz>
20498 PR rtl-optimization/34408
20499 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
20502 2008-02-19 Jan Hubicka <jh@suse.cz>
20504 PR middle-end/28779
20505 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
20508 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
20511 * config/i386/i386-modes.def: Revert the last DI alignment
20512 change until Ada people can look into it.
20514 2008-02-19 Nick Clifton <nickc@redhat.com>
20516 * opts.c (print_specific_help): Fix typo in --help text.
20518 2008-02-19 Jakub Jelinek <jakub@redhat.com>
20521 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
20522 32-bit inline asm without asm alternatives for host GCC < 3.0.
20524 2008-02-19 Richard Guenther <rguenther@suse.de>
20526 PR tree-optimization/34989
20527 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
20528 Allow propagation to INDIRECT_REF if we can simplify only.
20530 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20532 * c-common.c (warn_for_collisions_1): Use appropriate option when
20535 2008-02-19 Nick Clifton <nickc@redhat.com>
20538 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
20539 (handle_options): Fix indentation.
20540 (print_filtered_help): If no language-specific options were
20541 displayed tell the user how to list all the options supported by
20542 the language's front-end.
20543 (print_specific_help): Fix indentation and remove duplicate line.
20544 (common_handle_option): Handle the -v option.
20545 For --help enable the display of undocumented options if the -v
20546 switch has been included on the command line.
20547 For --help= check for overlaps in the arguments between the option
20548 classes and the language names and issue a warning when they
20549 cannot be disambiguated.
20550 * c.opt (v): Pass on to the common option handler.
20552 2008-02-19 Revital Eres <eres@il.ibm.com>
20554 * modulo-sched.c (sms_schedule): Change dump message when
20555 create_ddg function fails.
20556 (try_scheduling_node_in_cycle): Rename row to cycle.
20557 (print_partial_schedule): Rename CYCLE to ROW.
20559 2008-02-19 Christian Bruel <christian.bruel@st.com>
20560 Zdenek Dvorak <ook@ucw.cz>
20562 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
20564 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20567 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
20568 (*x86_movdicc_0_m1_se): Ditto.
20570 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20572 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
20573 (CMPtype): Define as __gcc_CMPtype.
20574 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
20575 (CMPtype): Define as __gcc_CMPtype.
20577 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
20579 Support valgrind 3.3 for --enable-checking=valgrind.
20580 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
20582 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
20583 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
20584 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
20585 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
20586 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
20587 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
20588 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
20590 * ggc-zone.c: Similar.
20591 * ggc-page.c: Similar.
20593 2008-02-19 Paul Brook <paul@codesourcery.com>
20596 * config/arm/ieee754-df.S: Fix do_it typo.
20597 * config/arm/ieee754-sf.S: Fix do_it typo.
20599 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20602 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
20603 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
20604 (OPTION_MASK_ISA_SSE_SET): Likewise.
20605 (OPTION_MASK_ISA_SSE2_SET): Likewise.
20606 (OPTION_MASK_ISA_SSE3_SET): Likewise.
20607 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
20608 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
20609 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
20610 (OPTION_MASK_ISA_SSE4_SET): Likewise.
20611 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
20612 (OPTION_MASK_ISA_SSE5_SET): Likewise.
20613 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
20614 (OPTION_MASK_ISA_MMX_UNSET): Updated.
20615 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
20616 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
20617 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
20618 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
20619 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
20620 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
20621 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
20622 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
20623 (OPTION_MASK_ISA_SSE4): Removed.
20624 (ix86_handle_option): Turn on bits in ix86_isa_flags and
20625 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
20626 (override_options): Don't turn on implied SSE/MMX bits in
20629 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20631 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20634 2008-02-18 Joey Ye <joey.ye@intel.com>
20636 PR middle-end/34921
20637 * tree-nested.c (insert_field_into_struct): Set type alignment
20638 to field alignment if the former is less than the latter.
20640 2008-02-18 Jakub Jelinek <jakub@redhat.com>
20642 * BASE-VER: Set to 4.4.0.
20644 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20646 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
20647 * doc/cfg.texi: Likewise.
20648 * doc/extend.texi: Likewise.
20649 * doc/gty.texi: Likewise.
20650 * doc/invoke.texi: Likewise.
20651 * doc/loop.texi: Likewise.
20652 * doc/md.texi: Likewise.
20653 * doc/passes.texi: Likewise.
20654 * doc/rtl.texi: Likewise.
20655 * doc/sourcebuild.texi: Likewise.
20656 * doc/tm.texi: Likewise.
20657 * doc/tree-ssa.texi: Likewise.
20659 2008-02-17 Richard Guenther <rguenther@suse.de>
20661 PR middle-end/35227
20662 * tree-complex.c (init_parameter_lattice_values): Handle parameters
20663 without default definition.
20665 2008-02-17 Richard Guenther <rguenther@suse.de>
20667 PR tree-optimization/35231
20668 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
20671 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
20674 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20675 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20676 libgcc_cmp_return mode.
20678 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20681 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
20683 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
20685 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
20688 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20690 * doc/c-tree.texi: Use `@.' where appropriate.
20691 * doc/extend.texi: Likewise.
20692 * doc/install.texi: Likewise.
20693 * doc/invoke.texi: Likewise.
20694 * doc/loop.texi: Likewise.
20695 * doc/makefile.texi: Likewise.
20696 * doc/md.texi: Likewise.
20697 * doc/passes.texi: Likewise.
20698 * doc/standards.texi: Likewise.
20699 * doc/tm.texi: Likewise.
20701 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20703 PR middle-end/35196
20704 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
20706 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
20707 rather than in entry_bb.
20709 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20711 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20712 libgcc_cmp_return mode.
20714 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20716 PR middle-end/35130
20717 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
20718 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
20720 2008-02-15 Richard Guenther <rguenther@suse.de>
20721 Zdenek Dvorak <ook@ucw.cz>
20723 PR tree-optimization/35164
20724 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
20725 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
20726 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20727 Only propagate addresses which do not have abnormal SSA_NAMEs
20730 2008-02-15 Joseph Myers <joseph@codesourcery.com>
20733 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
20735 2008-02-15 Jan Hubicka <jh@suse.cz>
20737 PR middle-end/35149
20738 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
20740 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20742 PR middle-end/34621
20743 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
20744 when calculating alignment_pad.
20746 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20748 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
20749 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
20750 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
20751 and STACK_BOUNDARY define.
20753 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
20755 PR preprocessor/35061
20756 * c-pragma.c (handle_pragma_pop_macro): Check that
20757 pushed_macro_table has been allocated.
20759 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
20761 PR middle-end/35136
20762 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
20763 (force_gimple_operand): Likewise.
20764 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
20765 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
20766 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
20767 (find_interesting_uses_address): Check addressability and alignment
20768 of the base expression only after substituting bases of IVs into it.
20770 2008-02-14 Michael Matz <matz@suse.de>
20773 * function.c (instantiate_virtual_regs_in_insn): Reload address
20774 before falling back to reloading the whole operand.
20776 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
20778 * config/s390/s390.c (s390_mainpool_start): Emit the pool
20779 before the first section switch note.
20781 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20783 * doc/bugreport.texi: Update copyright years.
20784 * doc/c-tree.texi: Likewise.
20785 * doc/cfg.texi: Likewise.
20786 * doc/cpp.texi: Likewise.
20787 * doc/cppinternals.texi: Likewise.
20788 * doc/fragments.texi: Likewise.
20789 * doc/frontends.texi: Likewise.
20790 * doc/gcc.texi: Likewise.
20791 * doc/gty.texi: Likewise.
20792 * doc/hostconfig.texi: Likewise.
20793 * doc/implement-c.texi: Likewise.
20794 * doc/libgcc.texi: Likewise.
20795 * doc/loop.texi: Likewise.
20796 * doc/makefile.texi: Likewise.
20797 * doc/options.texi: Likewise.
20798 * doc/passes.texi: Likewise.
20799 * doc/rtl.texi: Likewise.
20800 * doc/sourcebuild.texi: Likewise.
20801 * doc/standards.texi: Likewise.
20802 * doc/tree-ssa.texi: Likewise.
20803 * doc/trouble.texi: Likewise.
20805 * doc/extend.texi: Use @: or add comma where appropriate.
20806 * doc/invoke.texi: Likewise.
20807 * doc/tm.texi: Likewise.
20809 2008-02-14 Alan Modra <amodra@bigpond.net.au>
20812 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
20815 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
20817 * doc/md.texi (clz, ctz): Add reference.
20818 * doc/rtl.texi (clz, ctz): Likewise.
20820 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20823 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
20826 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
20828 * config/s390/s390.c (struct constant_pool): New field
20829 emit_pool_after added.
20830 (s390_mainpool_start): Set the emit_pool_after flag according
20831 to the section switch notes.
20832 (s390_mainpool_finish): Consider emit_pool_after when emitting
20833 the literal pool at the end of the function.
20834 (s390_chunkify_start): Force literal pool splits at section
20837 2008-02-13 Michael Matz <matz@suse.de>
20840 * var-tracking.c (clobber_variable_part): Correctly traverse the
20843 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20846 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
20847 Add -fdump-ipa-inline.
20848 * tree-dump.c (dump_files): Remove tree-inlined dump.
20849 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
20851 2008-02-12 Richard Guenther <rguenther@suse.de>
20853 PR tree-optimization/35171
20854 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
20857 2008-02-12 Richard Guenther <rguenther@suse.de>
20859 PR middle-end/35163
20860 * fold-const.c (fold_widened_comparison): Use get_unwidened in
20861 value-preserving mode. Disallow final truncation.
20863 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
20865 PR middle-end/35136
20866 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
20867 code from here to...
20868 (force_gimple_operand): ...here.
20870 2008-02-12 Jakub Jelinek <jakub@redhat.com>
20873 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
20874 non-compatible pointers.
20875 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
20876 different FIELD_DECLs, try harder by comparing field offsets, sizes
20879 PR inline-asm/35160
20880 * function.c (match_asm_constraints_1): Don't replace the same input
20883 2008-02-12 Anatoly Sokolov <aesok@post.ru>
20885 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
20886 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
20887 (expand_epilogue): Restore RAMPZ register.
20888 * config/avr/avr.md (RAMPZ_ADDR): New constant.
20890 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
20892 * config/i386/cygwin.asm: (__alloca): Correct calling
20893 convention and alignment.
20894 (__chkstk): Force 8 byte stack alignment.
20896 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
20897 Richard Guenther <rguenther@suse.de>
20899 PR tree-optimization/33992
20900 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
20901 the zero we compare against.
20903 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
20905 PR libfortran/35063
20906 * gthr-win32.h (__gthread_mutex_destroy_function): New function
20907 to CloseHandle after unlocking to prevent accumulation of handle
20910 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20912 PR middle_end/34150
20913 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
20914 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
20915 and update LABEL_NUSES during and after reload.
20917 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
20919 PR middle-end/34627
20920 * combine.c (simplify_if_then_else): Make sure the comparison is
20921 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
20923 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
20926 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
20927 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
20928 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
20929 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
20930 * tree.h (get_type_static_bounds): Likewise.
20932 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20934 * doc/invoke.texi (Option Summary, C++ Dialect Options)
20935 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20936 Make -Wfoo language annotations match what the compiler outputs.
20938 2008-02-08 Sa Liu <saliu@de.ibm.com>
20940 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
20941 intrinsics spu_convts, spu_convtu, spu_convtf.
20943 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
20945 * doc/extend.texi (Function Attributes) <noinline>: Mention
20946 asm ("") as method to keep calls.
20948 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20951 * doc/options.texi (Options): Replace references to opts.sh with
20953 * opts-common.c: Likewise.
20954 * optc-gen.awk: Likewise.
20956 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
20958 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
20960 2008-02-07 Richard Henderson <rth@redhat.com>
20963 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
20964 EXPR_LIST for the REG_EQUAL instead of a comparison with a
20967 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
20969 PR tree-optimization/35085
20970 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
20971 for operand entry oe2 in addition to operand entry oe3 in order to
20972 expose more opportunities for vectorizer sum reduction.
20974 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20977 * Makefile.in (LIBS): Remove $(GMPLIBS).
20978 (cc1-dummy, cc1): Add $(GMPLIBS).
20980 2008-02-06 Jan Hubicka <jh@suse.cz>
20983 * i386.md (moddf_integer): Do not produce partial memory stalls for
20984 targets where it hurts.
20986 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
20989 * optabs.c (expand_float): Do not check for decimal modes when
20990 expanding unsigned integer through signed conversion.
20992 2008-02-06 Nick Clifton <nickc@redhat.com>
20994 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
20995 inside the clobber with a match_operand and duplicated operand
20996 number in the constraint.
20997 (ineqbranchsi): Delete redundant comment.
20999 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
21001 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
21002 builtin_define ("__USE_INIT_FINI__").
21003 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
21005 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
21007 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21009 PR documentation/30330
21010 * doc/invoke.texi (C++ Dialect Options)
21011 (Objective-C and Objective-C++ Dialect Options, Warning Options):
21012 For each warning option -Wfoo that allows -Wno-foo, ensure both
21013 -Wfoo and -Wno-foo are listed in the option index. Fix index
21014 entry of -Wswitch-default, index -Wnormalized= including the
21015 `=', and -Wlarger-than-@var{len} including @var{len}.
21017 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
21019 * config/i386/i386.md (floatunssisf2): Use
21020 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
21021 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
21022 Macroize expander using MODEF mode iterator.
21024 2008-02-05 Diego Novillo <dnovillo@google.com>
21026 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
21029 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
21031 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21034 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
21036 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
21039 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
21040 to indicate if a message should be generated.
21041 (init_cumulative_args): Updated.
21042 (function_value_32): Likewise.
21044 2008-02-05 Joseph Myers <joseph@codesourcery.com>
21046 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
21048 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
21051 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
21052 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
21054 2008-02-04 Diego Novillo <dnovillo@google.com>
21056 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
21059 * tree-vrp.c (vrp_evaluate_conditional): With
21060 -Wtype-limits, emit a warning when comparing against a
21061 constant outside the natural range of OP0's type.
21063 2008-02-04 Richard Guenther <rguenther@suse.de>
21065 PR middle-end/33631
21066 * expr.c (count_type_elements): Give for unions instead of
21069 2008-02-04 Richard Guenther <rguenther@suse.de>
21071 PR middle-end/35043
21072 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
21073 to TYPE_DOMAINs base type instead of using bitsizetype here.
21075 2008-02-03 Jason Merrill <jason@redhat.com>
21077 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
21079 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21082 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
21083 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
21084 (RS/6000 and PowerPC Options): Fix typos and markup.
21085 * doc/passes.texi (Tree-SSA passes): Likewise.
21087 2008-02-02 Michael Matz <matz@suse.de>
21090 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
21091 from record_last_reg_set_info.
21092 (record_last_reg_set_info): Take an RTX argument, iterate over all
21093 constituent hardregs.
21094 (record_last_set_info, record_opr_changes): Change calls to
21095 new signature or to record_last_reg_set_info_regno.
21097 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
21099 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
21101 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
21103 PR rtl-optimization/34773
21104 * reg-notes.def (EQUAL): Mention significance of combination of
21105 REG_EQUAL and REG_RETVAL.
21106 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
21107 insn that has a REG_RETVAL.
21109 2008-02-01 Roger Sayle <roger@eyesopen.com>
21112 * configure.ac (--enable-fixed-point): Disable unless explicitly
21114 * configure: Regenerate.
21116 2008-02-01 Richard Guenther <rguenther@suse.de>
21119 * invoke.texi (-finline-limit): Remove no longer true parts
21120 of the documentation. Note that there is no default value.
21122 2008-02-01 Andrew Pinski <pinskia@gmail.com>
21123 Mark Mitchell <mark@codesourcery.com>
21124 Ben Elliston <bje@au.ibm.com>
21127 * doc/extend.texi (Other Builtins): Document.
21129 2008-01-31 Tom Browder <tom.browder@gmail.com>
21131 * doc/c-tree.texi (Types): Fix grammar.
21132 (Expression trees): Ditto.
21133 * doc/passes.texi (Tree-SSA passes): Ditto.
21135 * doc/configterms.texi (Configure Terms): Fix typo.
21136 * doc/cpp.texi (Common Predefined Macros): Ditto.
21137 * doc/md.texi (Machine Constraints): Ditto.
21139 * doc/makefile.texi (Makefile): Add comma.
21141 2008-01-31 Tom Browder <tom.browder@gmail.com>
21142 Gerald Pfeifer <gerald@pfeifer.com>
21144 * doc/sourcebuild.texi (Front End): Remove references to CVS
21145 and CVSROOT/modules.
21146 (Texinfo Manuals): Replace reference to CVS by one to SVN.
21147 (Back End): Remove reference to CVS.
21149 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21152 * config/mips/mips.c (gen_load_const_gp): New function, taking a
21154 (mips16_gp_pseudo_reg): ...here.
21155 * config/mips/mips.md (load_const_gp): Replace with...
21156 (load_const_gp_<mode>): ...this :P-based insn.
21158 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21160 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
21161 options. Minor fixes.
21162 (-std): Move reference to standards closer to where language
21163 standards are first mentioned.
21165 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21167 PR rtl-optimization/34995
21168 * reload.c (alternative_allows_const_pool_ref): Take an rtx
21169 parameter and return a bool. If the rtx parameter is nonnull,
21170 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
21171 (find_reloads): Update call accordingly. Pass the new operand
21172 if it needed no address reloads, otherwise pass null.
21174 2008-01-30 Richard Henderson <rth@redhat.com>
21177 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
21178 for unbounded arrays.
21180 2008-01-30 Silvius Rus <rus@google.com>
21182 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
21184 2008-01-30 Jan Hubicka <jh@suse.cz>
21187 * i386.c (init_cumulative_args): Use real function declaration when
21190 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
21192 PR rtl-optimization/34998
21193 * global.c (build_insn_chain): Treat non-subreg_lowpart
21194 SUBREGs of pseudos as clobbering all the words covered by the
21195 SUBREG, not just all the bytes.
21196 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
21197 original df_ref rather than an extract parameter.
21198 (global_conflicts): Update call accordingly.
21200 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
21202 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
21203 the overflow check to make it easier to read.
21204 (__fixtfdi): Change the type of the ll member in union
21205 long_double to UDItype_x.
21207 2008-01-30 Jakub Jelinek <jakub@redhat.com>
21209 PR middle-end/34969
21210 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
21211 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
21212 * tree-inline.c (fold_marked_statements): Call
21213 cgraph_update_edges_for_call_stmt if folding a call statement.
21214 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
21215 debug_generic_stmt calls, reset it back afterwards.
21218 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
21220 * c-typeck.c (build_external_ref): Don't pedwarn about
21221 static vars in current function's scope.
21223 2008-01-29 Joseph Myers <joseph@codesourcery.com>
21225 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
21227 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
21230 * ipa-struct-reorg.c: Fix spelling.
21231 * params.def: Ditto.
21233 2008-01-29 Richard Guenther <rguenther@suse.de>
21235 PR middle-end/35006
21236 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
21238 * tree-inline.c (remap_type): Increment remapping_type_depth
21239 around remapping types.
21240 (copy_body_r): Only add referenced variables if they are referenced
21241 from code, not types.
21243 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
21254 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
21255 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
21257 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
21260 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
21261 pointer for tiny stack.
21263 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21265 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
21267 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21269 * config/vx-common.h: Fix typo in comment.
21271 2008-01-28 Ian Lance Taylor <iant@google.com>
21275 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
21276 coalesce pointers if they have different DECL_NO_TBAA_P values.
21277 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
21278 between variables with different DECL_NO_TBAA_P values.
21280 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
21283 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
21284 are not legitimate small data references on SPE targets.
21286 2008-01-28 David Daney <ddaney@avtrex.com>
21288 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
21290 2008-01-28 David Daney <ddaney@avtrex.com>
21292 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
21294 2008-01-27 Joseph Myers <joseph@codesourcery.com>
21296 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
21297 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
21298 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
21299 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
21300 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
21301 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
21302 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
21303 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
21305 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21307 * basic-block.h (condjump_equiv_p): Fix comment.
21309 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21311 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
21312 print_generic_stmt_indented): Fix comment.
21314 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21316 * configure.ac (__stack_chk_fail): Add detecion for availability
21317 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
21318 * configure: Regenerate.
21320 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
21322 PR middle-end/34688
21323 * final.c (output_addr_const): Handle TRUNCATE.
21325 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
21328 * tree-ssa-loop-ivopts.c (comp_cost): New type.
21329 (zero_cost, infinite_cost): New constants.
21330 (struct cost_pair): Change type of cost to comp_cost.
21331 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
21332 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
21334 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
21335 split_address_cost, ptr_difference_cost, difference_cost,
21336 get_computation_cost_at, get_computation_cost,
21337 determine_use_iv_cost_generic, determine_use_iv_cost_address,
21338 determine_use_iv_cost_condition, determine_use_iv_costs,
21339 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
21340 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
21341 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
21342 Change type of cost to comp_cost.
21343 (determine_iv_cost): Increase cost of non-original ivs, instead
21344 of decreasing the cost of original ones.
21345 (get_address_cost): Indicate the complexity of the addressing mode
21347 (try_add_cand_for): Prefer using ivs not specific to some object.
21348 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
21350 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
21351 Janis Johnson <janis187@us.ibm.com>
21354 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
21355 (TARGET_INSTANTIATE_DECLS): Likewise.
21356 * target.h (expand_to_rtl_hook): New target hook.
21357 (instantiate_decls): Likewise.
21358 * function.c (instantiate_decl): Make non-static. Rename to...
21359 (instantiate_decl_rtl): ... this.
21360 (instantiate_expr): Use instantiate_decl_rtl.
21361 (instantiate_decls_1): Likewise.
21362 (instantiate_decls): Likewise.
21363 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
21364 * function.h (instantiate_decl_rtl): Add prototype.
21365 * cfgexpand.c (target.h): New include.
21366 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
21367 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
21368 (TARGET_INSTANTIATE_DECLS): Likewise.
21369 (TARGET_INITIALIZER): New target hooks added.
21370 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
21372 * config/rs6000/rs6000.c (tree-flow.h): New include.
21373 (machine_function): Add sdmode_stack_slot field.
21374 (rs6000_alloc_sdmode_stack_slot): New function.
21375 (rs6000_instantiate_decls): Likewise.
21376 (rs6000_secondary_memory_needed_rtx): Likewise.
21377 (rs6000_check_sdmode): Likewise.
21378 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
21379 (TARGET_INSTANTIATE_DECLS): Likewise.
21380 (rs6000_hard_regno_mode_ok): Allow SDmode.
21381 (num_insns_constant): Likewise. Handle _Decimal32 constants.
21382 (rs6000_emit_move): Handle SDmode.
21383 (function_arg_advance): Likewise.
21384 (function_arg): Likewise.
21385 (rs6000_gimplify_va_arg): Likewise. Add special handling of
21386 SDmode var args for 32-bit compiles.
21387 (rs6000_secondary_reload_class): Handle SDmode.
21388 (rs6000_output_function_epilogue): Likewise.
21389 (rs6000_function_value): Simplify if statement.
21390 (rs6000_libcall_value): Likewise.
21391 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
21392 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
21393 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
21394 (movsd_hardfloat): New define_insn.
21395 (movsd_softfloat): Likewise.
21396 (movsd_store): Likewise.
21397 (movsd_load): Likewise.
21398 (extendsddd2): Likewise.
21399 (extendsdtd2): Likewise.
21400 (truncddsd2): Likewise.
21401 (movdd_hardfloat64): Fixup comment.
21402 (UNSPEC_MOVSD_LOAD): New constant.
21403 (UNSPEC_MOVSD_STORE): Likewise.
21405 2008-01-26 Jakub Jelinek <jakub@redhat.com>
21408 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
21410 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
21411 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
21412 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
21413 and TRUTH_XOR_EXPR.
21415 2008-01-26 David Edelsohn <edelsohn@gnu.org>
21418 * config.gcc: Separate AIX 5.3 from AIX 6.1.
21419 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21420 __LONGDOUBLE128 too.
21421 * config/rs6000/aix61.h: New file.
21423 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21425 PR rtl-optimization/34959
21426 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
21427 popcount and parity rtxes the same mode as their operand.
21428 Truncate or extend the result to the return value's mode
21431 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21434 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
21435 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
21436 to GOT_VERSION_REGNUM.
21437 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
21438 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
21439 * config/mips/mips.c (mips_emit_call_insn): New function.
21440 (mips_call_tls_get_addr): Call mips_expand_call directly.
21441 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
21443 (mips16_build_call_stub): Likewise. Return the call insn or null.
21444 (mips_expand_call): Update the call to mips16_build_call_stub
21445 accordingly and a remove redundant condition. Assert that MIPS16
21446 stubs do not use lazy binding. Use mips_emit_call_insn and return
21448 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
21450 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
21451 (mips_avoid_hazard): Remove hazard_set handling.
21452 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
21453 (UNSPEC_RESTORE_GP): ...this.
21454 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
21455 (FAKE_CALL_REGNO): Rename to...
21456 (GOT_VERSION_REGNUM): ...this.
21457 (type): Add "ghost" value. Add an associated insn reservation.
21458 (hazard_set): Remove.
21459 (exception_receiver): Rename to...
21460 (restore_gp): ...this and update the unspec identifier accordingly.
21461 (exception_receiver, nonlocal_got_receiver): New expanders.
21462 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
21463 FAKE_CALL_REGNO. Remove hazard_set attribute.
21464 (set_got_version, update_got_version): New patterns.
21466 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
21469 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
21471 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21474 * doc/install.texi2html: Generate gcc-vers.texi.
21476 2008-01-25 DJ Delorie <dj@redhat.com>
21478 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
21480 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21482 * config/c4x: Remove directory.
21483 * config.gcc (crx-*, mt-*): Mark obsolete.
21484 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
21485 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
21486 sh-*-rtemscoff*): Remove cases.
21487 * defaults.h (C4X_FLOAT_FORMAT): Remove.
21488 * real.c (encode_c4x_single, decode_c4x_single,
21489 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
21490 c4x_extended_format): Remove.
21491 * real.h (c4x_single_format, c4x_extended_format): Remove.
21492 * doc/extend.texi (interrupt, naked): Remove mention of attributes
21494 (Pragmas): Remove comment about c4x pragmas.
21495 * doc/install.texi (c4x): Remove target-specific instructions.
21496 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
21497 * doc/md.texi (Machine Constraints): Remove C4x documentation.
21498 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
21499 refer to C4x source files as examples.
21500 (C4X_FLOAT_FORMAT): Remove documentation.
21502 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
21504 * config/bfin/bfin.c (override_options): Reorder tests so that
21505 flag_pic gets enabled for -msep-data.
21507 2008-01-25 Richard Guenther <rguenther@suse.de>
21509 PR middle-end/32244
21510 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
21511 to its bitfield precision if required.
21513 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21515 PR middle-end/33880
21516 * tree-nested.c (walk_omp_for): New function.
21517 (convert_nonlocal_reference, convert_local_reference): Call
21518 walk_omp_for on OMP_FOR.
21519 (convert_call_expr): Call walk_body on OMP_FOR's
21520 OMP_FOR_PRE_INIT_BODY.
21522 2008-01-25 Richard Guenther <rguenther@suse.de>
21524 PR tree-optimization/34966
21525 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
21526 default defs and PHI_NODEs we have to insert after the
21527 defining statement.
21529 2008-01-24 Nick Clifton <nickc@redhat.com>
21531 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
21532 Provide a default definition.
21533 (LIBGCC2_UNITS_PER_WORD): Likewise.
21535 * config/stormy16/stormy16.c: Include df.h for the prototype
21536 for df_regs_ever_live_p.
21537 (xstormy16_expand_builtin_va_start): Convert the stack offset
21538 into a component_ref and then use POINTER_PLUS_EXPR to add it
21539 to the incoming_virtual_args_rtx.
21540 (xstormy16_gimplify_va_arg_expr): Rename to
21541 xstormy16_gimplify_va_arg_expr.
21542 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
21543 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
21544 xstormy16_gimplify_va_arg_expr.
21545 Fix up some formatting issues.
21547 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
21548 Move to predicates.md.
21549 (xs_hi_general_operand): Likewise.
21550 (xs_hi_nonmemory_operand): Likewise.
21551 * config/stormy16/predicates.md:
21552 (xstormy16_carry_plus_operand): New predicate.
21553 (xs_hi_general_operand): New predicate.
21554 (xs_hi_nonmemory_operand): New predicate.
21555 * config/stormy16/stormy16-protos.h:
21556 (xstormy16_carry_plus_operand): Delete prototype.
21557 (xs_hi_general_operand): Likewise.
21558 (xs_hi_nonmemory_operand): Likewise.
21560 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
21561 modifiers as they are no longer needed and they can trigger
21562 reload spill failures.
21564 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
21565 with a match_operand in order to help reload.
21567 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
21568 constraint with 'e' for the 8th alternative as this version of
21569 the mov.w instruction only accepts the lower 8 registers.
21571 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
21574 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
21575 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
21578 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21580 PR middle-end/33333
21581 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
21583 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21585 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
21587 (remove_structure): Update allocations list before removing structure.
21589 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21591 * ipa-struct-reorg.c (is_safe_cond_expr,
21592 create_new_stmts_for_cond_expr): Use integer_zerop function,
21593 that recognize not only zero-pointer, but zero-integer too.
21595 2008-01-25 Ben Elliston <bje@au.ibm.com>
21598 * fixproto: Escape "." in sed expression that strips leading "./".
21600 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
21603 * gcc.c (SWITCH_OK): Removed.
21604 (SWITCH_LIVE): Changed to bit.
21605 (SWITCH_FALSE): Likewise.
21606 (SWITCH_IGNORE): Likewise.
21607 (switchstr): Change live_cond to unsigned int.
21608 (process_command): Replace SWITCH_OK with 0.
21609 (do_self_spec): Likewise.
21610 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
21611 (give_switch): Likewise.
21612 (used_arg): Likewise.
21613 (do_spec_1): Set the SWITCH_IGNORE bit.
21614 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
21615 bits. Set the SWITCH_LIVE bit.
21617 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21619 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
21621 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
21623 PR tree-optimization/34472
21624 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
21625 parameter to a "bool *" and set *DATA to false if there is
21626 an unsafe access. Do not delete the structure here.
21627 (check_cond_exprs): Delete it here instead.
21628 (check_cond_exprs, exclude_cold_structs): Do not increase
21629 I when removing a structure.
21631 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
21634 * config/i386/i386.c (ix86_expand_vector_init): Consider only
21635 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
21637 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
21639 PR middle-end/34934
21640 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
21641 a fixed vector for stack.
21643 2008-01-24 Ben Elliston <bje@au.ibm.com>
21646 * doc/gcc.texi (Software development): Add a direntry for g++.
21648 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
21650 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
21651 stale and straggling -fforce-addr comments above.
21653 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
21655 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
21656 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
21658 2008-01-23 Michael Matz <matz@suse.de>
21661 * dwarf2out.c (force_type_die): Use modified_type_die instead of
21664 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
21666 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
21667 malloc result type.
21669 2008-01-23 Anatoly Sokolov <aesok@post.ru>
21671 * config/avr/avr.c (avr_current_arch): New variable.
21672 (avr_arch_types): Add 'avr31' and 'avr51' entries.
21673 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
21674 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
21675 (avr_override_options): Init 'avr_current_arch'.
21676 (base_arch_s): Move from here...
21677 * config/avr/avr.h (base_arch_s): ... here. Add new members
21678 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
21679 'mega' to 'have_jmp_call'.
21680 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
21681 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
21683 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
21685 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21686 MULTILIB_MATCHES): Ditto.
21688 2008-01-23 Richard Guenther <rguenther@suse.de>
21690 PR middle-end/31529
21691 * cgraphunit.c (cgraph_reset_node): Always mark the node
21692 not reachable if it is not queued already.
21694 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
21696 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
21697 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
21698 (cputype_selected): New static variable.
21699 (bfin_handle_option): Set it if -mcpu is used.
21700 (override_option): Select default set of workarounds if no cpu type
21701 selected on the command line.
21702 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
21704 From Michael Frysinger <michael.frysinger@analog.com>
21705 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
21706 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
21708 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
21709 for bf547, bf523, bf524, and bf526.
21710 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
21712 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
21713 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
21714 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
21715 __ADSPBF547__ and __ADSPBF54x__ for bf547.
21716 * doc/invoke.texi (Blackfin Options): Document that
21717 -mcpu now accept bf547, bf523, bf524, and bf526.
21719 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
21721 PR rtl-optimization/34628
21722 * combine.c (try_combine): Stop and undo after the first combination
21723 if an autoincrement side-effect on the first insn has effectively
21726 2008-01-22 David Edelsohn <edelsohn@gnu.org>
21729 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
21730 Offset addresses are not valid for Altivec or paired float modes.
21732 2008-01-22 Jakub Jelinek <jakub@redhat.com>
21735 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
21736 if DECL_INITIAL (decl) is error_mark_node.
21739 * c-common.c (handle_vector_size_attribute): Only allow
21740 integral, scalar float and fixed point types. Handle OFFSET_TYPE
21741 the same way as pointer, array etc. types.
21742 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
21745 * tree.c (build_type_attribute_qual_variant): Call
21746 build_qualified_type if attributes are equal, but quals are not.
21748 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21751 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
21752 * flags.h (warn_strict_aliasing): Remove.
21753 (warn_strict_overflow): Remove.
21754 * opts.c (warn_strict_aliasing): Remove.
21755 (warn_strict_overflow): Remove.
21756 * c-opts.c (c_common_handle_option): -Wall only sets
21757 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
21758 (c_common_post_options): Give default values to -Wstrict-aliasing
21759 and -Wstrict-overflow if they are uninitialized.
21760 * common.opt (Wstrict-aliasing): Specify Var and Init.
21761 (Wstrict-overflow): Likewise.
21763 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21765 PR rtl-optimization/26854
21766 PR rtl-optimization/34400
21767 PR rtl-optimization/34884
21768 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
21770 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
21771 (df_rd_bb_info.expanded_lr_out): Deleted
21772 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
21773 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
21774 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21775 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21776 Removed code to allocate, initialize or free expanded_lr_out.
21777 (df_rd_bb_local_compute_process_def): Restructured to make more
21779 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
21780 sets if the sets are being trimmed.
21782 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
21785 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
21786 (as_vers): Likewise.
21787 * configure: Regenerated.
21789 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21791 PR middle-end/33092
21792 * tree-pass.h (pass_build_alias): New pass.
21793 * tree-ssa-alias.c (gate_build_alias): New.
21794 (pass_build_alias): New.
21795 * passes.c (init_optimization_passes): Add pass_build_alias after
21796 pass_create_structure_vars.
21798 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
21800 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
21801 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
21802 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
21803 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
21804 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
21805 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
21806 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
21807 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
21808 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
21809 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
21810 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
21811 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
21812 * config/s390/s390.md (FP_ALL): New mode iterator.
21813 (_d): New mode attribute.
21814 ("*signbit<mode>2>"): Changed mode of first operand.
21815 ("isinf<mode>2"): Changed mode of first operand.
21816 ("*TDC_insn"): Adaptation for DFP modes.
21818 2008-01-22 Ben Elliston <bje@au.ibm.com>
21820 * tree.c (check_qualified_type): Improve function description.
21822 2008-01-21 Jason Merrill <jason@redhat.com>
21825 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
21826 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
21829 2008-01-21 DJ Delorie <dj@redhat.com>
21831 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
21834 2008-01-21 Richard Guenther <rguenther@suse.de>
21836 PR middle-end/34856
21837 * tree-cfg.c (verify_expr): Allow all invariant expressions
21838 instead of just constant class ones as reference argument.
21839 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
21840 like any other constant.
21841 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
21843 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
21845 * regmove.c (fixup_match_1): Update call crossed frequencies.
21847 2008-01-21 Richard Guenther <rguenther@suse.de>
21850 * tree-inline.c (setup_one_parameter): Deal with mismatched
21851 types using a VIEW_CONVERT_EXPR.
21853 2008-01-21 Alon Dayan <alond@il.ibm.com>
21854 Olga Golovanevsky <olga@il.ibm.com>
21856 PR tree-optimization/34701
21857 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
21858 when the structure size is not a power of 2.
21860 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
21862 * doc/install.texi: Add doc for --enable-checking=df.
21864 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
21866 PR rtl-optimization/34808
21867 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
21869 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21871 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
21874 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
21876 PR rtl-optimization/26854
21877 PR rtl-optimization/34400
21878 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
21880 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
21881 (df_rd_bb_info.expanded_lr_out): New.
21882 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
21883 * loop_iv.c (iv_analysis_loop_init): Ditto.
21884 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21885 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21886 Added code to allocate, initialize or free expanded_lr_out.
21887 (df_rd_bb_local_compute_process_def): Restructured to make
21888 more understandable.
21889 (df_rd_confluence_n): Add code to do nothing with fake edges and
21890 code to no apply invalidate_by_call sets if the sets are being trimmed.
21891 (df_lr_local_finalize): Renamed to df_lr_finalize.
21892 (df_live_local_finalize): Renamed to df_live_finalize.
21894 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21897 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
21898 deciding whether to use reciprocal instructions.
21900 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
21902 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
21903 dwarf2out_note_section_used if cold_text_section is NULL.
21905 2008-01-19 Jakub Jelinek <jakub@redhat.com>
21907 PR gcov-profile/34610
21908 * tree-cfg.c (make_edges): Mark both outgoing edges from
21909 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
21910 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
21911 from OMP_FOR and OMP_CONTINUE outgoing edges.
21913 * tree-profile.c (tree_profiling): Return early if
21914 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
21916 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
21917 from cfun to child_cfun.
21918 * function.h (struct function): Add after_tree_profile bit.
21920 2008-01-19 Anatoly Sokolov <aesok@post.ru>
21922 * config/avr/avr.S (_exit): Disable interrupt.
21924 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
21925 Steven Bosscher <stevenb.gcc@gmail.com>
21927 PR rtl-optimization/26854
21928 PR rtl-optimization/34400
21929 * df-problems.c (df_live_scratch): New scratch bitmap.
21930 (df_live_alloc): Allocate df_live_scratch when doing df_live.
21931 (df_live_reset): Clear the proper bitmaps.
21932 (df_live_bb_local_compute): Only process the artificial defs once
21933 since the order is not important.
21934 (df_live_init): Init the df_live sets only with the variables
21935 found live by df_lr.
21936 (df_live_transfer_function): Use the df_lr sets to prune the
21937 df_live sets as they are being computed.
21938 (df_live_free): Free df_live_scratch.
21940 2008-01-18 Ian Lance Taylor <iant@google.com>
21942 * common.opt: Add fmerge-debug-strings.
21943 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
21944 flag_merge_debug_strings rather than flag_merge_constants.
21945 * doc/invoke.texi (Option Summary): Mention
21946 -fmerge-debug-strings.
21947 (Debugging Options): Document -fmerge-debug-strings.
21949 2008-01-18 Ian Lance Taylor <iant@google.com>
21952 * tree.h (DECL_IS_OPERATOR_NEW): Define.
21953 (struct tree_function_decl): Add new field operator_new_flag.
21954 * tree-inline.c (expand_call_inline): When inlining a call to
21955 operator new, force the return value to go into a variable, and
21956 set DECL_NO_TBAA_P on that variable.
21957 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
21959 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
21962 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
21963 DWARF2_DEBUGGING_INFO.
21964 (dwarf2out_note_section_used): Ditto. Add prototype.
21965 (have_multiple_function_sections, text_section_used,
21966 cold_text_section_used, *cold_text_sections): Move declarations
21969 2008-01-17 Bob Wilson <bob.wilson@acm.org>
21971 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
21972 field and add signal_ra.
21973 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
21974 assignments to frame state pc. Move end of stack check after
21975 MD_FALLBACK_FRAME_STATE_FOR.
21976 (uw_update_context_1): Use frame state signal_regs if set, instead
21977 of checking signal_frame flag.
21978 (uw_update_context): Use frame state signal_ra if set.
21979 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
21980 * config/xtensa/linux-unwind.h: New file.
21982 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
21984 * modulo-sched.c (get_sched_window): Fix comment typo.
21986 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
21988 PR tree-optimization/34648
21989 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
21991 2008-01-17 Anatoly Sokolov <aesok@post.ru>
21993 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
21994 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
21996 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
21998 PR rtl-optimization/34400
21999 * df-core.c (df_worklist_dataflow_overeager,
22000 df_worklist_dataflow_doublequeue): New functions.
22001 (df_worklist_dataflow): Two different worklist solvers.
22002 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
22005 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22008 * doc/invoke.texi: Document the dependence on pthread for fopenmp
22009 and ftree-parallelize-loops.
22011 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
22013 PR rtl-optimization/34826
22014 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
22016 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
22018 * global.c (find_reg): Mark the eh regs as used if necessary.
22019 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
22020 * ra.h (struct allocno): no_eh_reg field added. Changed
22021 no_stack_reg type to bitfield.
22023 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
22025 * tree.c (substitute_in_expr): Add missing 'break'.
22027 2008-01-17 Richard Guenther <rguenther@suse.de>
22029 PR tree-optimization/34825
22030 * tree-ssa-math-opts.c (is_division_by): Do not recognize
22031 x / x as division to handle.
22033 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22035 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
22036 "-pthread" is specified.
22037 * pa-hpux11.h (LIB_SPEC): Likewise.
22039 2008-01-16 Janis Johnson <janis187@us.ibm.com>
22040 Peter Bergner <bergner@vnet.ibm.com>
22042 PR rtl-optimization/33796
22043 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
22045 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22047 PR libgfortran/34699
22048 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
22050 * pa-hpux10.h (LINK_SPEC): Likewise.
22051 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
22053 2008-01-16 Richard Guenther <rguenther@suse.de>
22055 PR middle-end/32628
22056 * fold-const.c (fold_convert_const_int_from_int): Do not
22057 set overflow if that occured only because of a sign extension
22058 change when converting from/to a sizetype with the same
22059 precision and signedness.
22061 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22064 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
22065 location address to the correct place. Update copyright year.
22067 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22069 * lambda-code.c (lambda_transform_legal_p): Handle the case of
22070 no dependences in the dependence_relations vector.
22072 2008-01-16 Jan Hubicka <jh@suse.cz>
22074 PR rtl-optimization/31396
22075 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
22076 * cfg.c (dump_reg_info): Print it.
22077 * regs.h (struct reg_info_t): add freq_calls_crossed.
22078 (REG_FREQ_CALLS_CROSSED): New macro.
22079 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
22080 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
22081 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
22082 regmove_optimize): Update call crossed frequencies.
22083 * local-alloc.c (struct qty): Add freq_calls_crossed.
22084 (alloc_qty): Copute freq_calls_crossed.
22085 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
22086 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
22087 * ra.h (struct allocno): Add freq_calls_crossed.
22089 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22091 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
22092 libgomp when compiling with ftree-parallelize-loops.
22093 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
22095 2008-01-16 Richard Guenther <rguenther@suse.de>
22097 PR tree-optimization/34769
22098 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
22099 * tree.c (int_cst_value): Instead make this function more
22100 permissive in what it accepts as valid input. Document this
22101 function always sign-extends the value.
22103 2008-01-16 Jakub Jelinek <jakub@redhat.com>
22104 Richard Guenther <rguenther@suse.de>
22107 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
22108 (gimple_fold_indirect_ref_rhs): ... this.
22109 (gimple_fold_indirect_ref): New function with foldings
22110 that preserve lvalueness.
22111 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
22112 * tree-flow.h (gimple_fold_indirect_ref): Declare.
22113 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
22114 to fold an INDIRECT_REF, fall back to the old use of
22115 fold_indirect_ref_1.
22117 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22119 * tree-data-ref.c (subscript_dependence_tester_1): Call
22120 free_conflict_function.
22121 (compute_self_dependence): Same.
22123 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22126 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
22127 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
22129 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
22130 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
22131 for DWARF2_UNWIND_INFO targets.
22133 2008-01-16 Richard Guenther <rguenther@suse.de>
22136 * c-typeck.c (common_pointer_type): Do not merge inconsistent
22137 type qualifiers for function types.
22139 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
22141 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
22142 loop_iterator li from previous commit.
22144 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
22146 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
22148 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22150 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
22151 (parallelize_loops): Don't parallelize irreducible components.
22153 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22156 * c-opts (c_common_post_options): Do not enable CPP
22157 flag_pedantic_errors by default.
22159 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
22161 PR rtl-optimization/31944
22162 * cse.c (remove_pseudo_from_table): New function.
22163 (merge_equiv_classes): Use above function to remove pseudo-registers.
22164 (invalidate): Likewise.
22166 2008-01-13 Richard Guenther <rguenther@suse.de>
22168 PR middle-end/34601
22169 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
22170 instead of TYPE_MODE to deal with calls from expand_one_error_var.
22172 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
22174 * gcse.c (cprop_jump): Call validate_unshare_change instead of
22175 validate_change to unshare the source of the PC set.
22177 2008-01-12 Jan Hubicka <jh@suse.cz>
22179 PR middle-end/32135
22180 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
22181 references above array bounds. This might trigger bounds checks for
22182 pointers to arrays.
22184 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22186 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
22187 new_replaceable_dependencies.
22189 2008-01-12 Doug Kwan <dougkwan@google.com>
22191 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
22192 instead of OPT_Wreturn_type in warning due to ignored return type
22194 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
22195 options included in -Wextra.
22196 * c.opt: New option -Wignored_qualifiers.
22197 * doc/invoke.texi (Warning Options, -Wextra): Add new option
22198 -Wignore_qualifiers.
22199 (-Wignored-qualifiers): Document.
22200 (-Wreturn-type): Remove description of functionality now handled
22201 by -Wignored-qualifiers.
22203 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
22206 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
22207 NOP_EXPR if it is between integral types with the same precision.
22209 2008-01-12 Jan Hubicka <jh@suse.cz>
22212 * invoke.texi (max-inline-recursive-depth): Fix default value.
22214 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
22216 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
22219 2008-01-11 Bob Wilson <bob.wilson@acm.org>
22221 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
22223 2008-01-11 James E. Wilson <wilson@specifix.com>
22226 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
22228 2008-01-11 Anatoly Sokolov <aesok@post.ru>
22230 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
22231 save/restore frame pointer register and don't use 'call-prologues'
22232 optimization in function with "OS_task" attribute.
22234 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
22236 PR middle-end/31309
22237 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
22238 when copying to memory.
22240 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
22242 PR rtl-optimization/30905
22243 * cfgcleanup.c: Include dce.h
22244 (crossjumps_occured): New global variable.
22245 (try_crossjump_bb): Exit loop after finding a fallthru edge.
22246 If something changed, set crossjumps_occured to true.
22247 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
22248 Don't add/remove fake edges to exit here...
22249 (cleanup_cfg): ...but do it here, when crossjumping.
22250 Run a fast DCE when successful crossjumps occured in the latest
22251 iteration of try_optimize_cfg.
22253 2008-01-11 Richard Guenther <rguenther@suse.de>
22255 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
22256 (struct vn_unary_op_s): Likewise.
22257 (vn_reference_insert): Free old reference on hash collision.
22259 2008-01-10 Raksit Ashok <raksit@google.com>
22261 PR rtl-optimization/27971
22262 * combine.c (find_split_point): Split PLUS expressions which are
22263 inside a MEM rtx, and whose first operand is complex.
22265 2008-01-10 DJ Delorie <dj@redhat.com>
22267 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
22268 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
22269 (m32c_hard_regno_ok): Call the underlying function.
22271 2008-01-10 Richard Guenther <rguenther@suse.de>
22273 PR middle-end/34683
22274 * tree-cfg.c (tree_merge_blocks): Do not go through the
22275 full-blown folding and stmt updating path if we just deal
22276 with virtual operands.
22277 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
22278 test for abnormal SSA_NAMEs.
22280 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
22282 PR middle-end/34641
22283 * reload.c (push_reload): Add assertions. All constants from
22284 reg_equiv_constant should have been used for replacing the respective
22286 (find_reloads_address): Invoke find_reloads_address_part for
22287 constant taken from the reg_equiv_constant array.
22289 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
22291 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
22292 field (valnum) the first in the struct. Replace bools with
22295 2008-01-10 Richard Guenther <rguenther@suse.de>
22297 PR tree-optimization/34651
22298 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
22299 types and ordering for masking and converting.
22301 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
22303 PR tree-optimization/34017
22304 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
22305 also for PHI_NODE expressions.
22307 2008-01-09 Jan Hubicka <jh@suse.cz>
22309 PR tree-optimization/34708
22310 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
22311 based on number of case labels.
22312 (init_inline_once): Remove switch_cost.
22313 * tree-inline.h (eni_weights_d): Remove switch_cost.
22315 2008-01-09 Richard Guenther <rguenther@suse.de>
22316 Andrew Pinski <andrew_pinski@playstation.sony.com>
22318 PR middle-end/30132
22319 * gimplify.c (gimplify_cond_expr): Do not create an addressable
22320 temporary if an rvalue is ok or an lvalue is not required.
22322 2008-01-09 Richard Guenther <rguenther@suse.de>
22324 PR middle-end/34458
22325 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
22326 adjust return type.
22328 2008-01-09 Richard Guenther <rguenther@suse.de>
22330 PR middle-end/34679
22331 * tree.c (host_integerp): Check for sizetype only if the
22332 type is an integer type.
22334 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
22337 * opts.c (decode_options): Disable inlining of functions called
22338 once if not in unit-at-a-time mode.
22340 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
22342 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
22344 2008-01-08 Richard Guenther <rguenther@suse.de>
22346 PR middle-end/31863
22347 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
22348 out early if the result will be unused.
22350 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22355 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22356 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22359 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
22361 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
22362 for vectorization tuned.
22364 2008-01-08 Richard Guenther <rguenther@suse.de>
22366 PR tree-optimization/34683
22367 * tree-ssa-operands.c (operand_build_cmp): Export.
22368 * tree-ssa-operands.h (operand_build_cmp): Declare.
22369 * tree-vn.c (vuses_compare): Remove.
22370 (sort_vuses): Use operand_build_cmp.
22371 (sort_vuses_heap): Likewise.
22372 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
22373 to re-use old VEC if available. Do not sort already sorted VUSEs.
22374 (vdefs_to_vec): Do not sort already sorted VDEFs.
22376 2008-01-08 Jakub Jelinek <jakub@redhat.com>
22378 PR middle-end/34694
22379 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
22381 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22384 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
22385 limitations of reciprocal sequences on x86 targets.
22387 2008-01-08 Richard Guenther <rguenther@suse.de>
22389 PR tree-optimization/34683
22390 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
22392 2008-01-07 Jakub Jelinek <jakub@redhat.com>
22395 * config/darwin.c (darwin_mergeable_string_section): Don't use
22396 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
22398 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
22401 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
22402 negxf2. Macroize expander using X87MODEF mode iterator. Change
22403 predicates of op0 and op1 to register_operand.
22404 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
22405 expander using X87MODEF mode iterator. Change predicates of
22406 op0 and op1 to register_operand.
22407 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
22408 corresponding patterns and macroize using MODEF macro. Change
22409 predicates of op0 and op1 to register_operand and remove
22410 "m" constraint. Disparage "r" alternative with "!".
22411 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
22412 macroize using X87MODEF macro. Change predicates of op0 and op1
22413 to register_operand and remove "m" constraint. Disparage "r"
22414 alternative with "!".
22415 (absneg splitter with memory operands): Remove.
22416 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
22417 patterns and macroize using X87MODEF mode iterator.
22418 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
22419 Change predicate of op1 to register_operand.
22420 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
22421 for memory operands.
22423 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
22425 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
22427 2008-01-07 Richard Guenther <rguenther@suse.de>
22429 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
22432 2008-01-07 Richard Guenther <rguenther@suse.de>
22434 PR tree-optimization/34683
22435 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
22436 VOPs of the needed size to save memory. Use VEC_quick_push
22437 to save compile-time.
22438 (vdefs_to_vec): Likewise.
22440 2008-01-07 Sa Liu <saliu@de.ibm.com>
22442 * config/spu/spu.md (divdf3): Genetate inline code for double
22443 division. The implementation doesn't handle INF or NAN, therefore it
22444 only applies when -ffinite-math-only is given.
22446 2008-01-06 Paolo Carlini <pcarlini@suse.de>
22449 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
22450 * doc/cpp.texi ([Common Predefined Macros]): Document.
22452 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
22454 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
22455 order to use commutative addition instead of subtraction.
22457 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22458 Mircea Namolaru <namolaru@il.ibm.com>
22459 Vladimir Yanovsky <yanov@il.ibm.com>
22460 Revital Eres <eres@il.ibm.com>
22462 PR tree-optimization/34263
22463 * tree-outof-ssa.c (process_single_block_loop_latch,
22464 contains_tree_r): New functions.
22465 (analyze_edges_for_bb): Call process_single_block_loop_latch
22466 function to empty single-basic-block latch block if possible.
22468 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22470 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22472 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
22474 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22476 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
22478 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22480 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
22482 2008-01-05 Jakub Jelinek <jakub@redhat.com>
22484 PR tree-optimization/34618
22485 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
22488 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22491 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
22492 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
22493 Update copyright year.
22495 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
22496 Update copyright year.
22497 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
22500 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
22502 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
22503 edge does not point to current bb before changing need_assert.
22505 2008-01-04 Richard Guenther <rguenther@suse.de>
22507 PR middle-end/34029
22508 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
22509 for verifying purposes if they are is_gimple_min_invariant.
22511 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
22513 PR tree-optimization/34448
22514 PR tree-optimization/34465
22515 * gimplify.c (gimplify_init_constructor): Add new parameter
22516 notify_temp_creation. Use it.
22517 (gimplify_modify_expr_rhs): Take volatiles into account when
22518 optimizing constructors.
22519 Do not optimize constructors if gimplify_init_constructor will dump to
22521 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
22522 * gcc.c-torture/compile/pr34448.c: New.
22524 2008-01-04 Jakub Jelinek <jakub@redhat.com>
22526 PR gcov-profile/34609
22527 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
22528 return_slot if result is TREE_ADDRESSABLE.
22530 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
22532 * config/mips/mips.md (sqrt_condition): Tweak comment.
22533 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
22535 2008-01-03 Tom Tromey <tromey@redhat.com>
22538 * c-common.c (c_type_hash): Handle VLAs.
22540 2008-01-03 Jan Hubicka <jh@suse.cz>
22542 PR tree-optimization/31081
22543 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
22544 0 when inlining and not inlining to first basic block.
22545 (remap_decl): When var is initialized to 0, don't set default_def.
22546 (expand_call_inline): Set entry_bb.
22547 * tree-inline.h (copy_body_data): Add entry_bb.
22549 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22552 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
22555 PR tree-optimization/29484
22556 * tree-inline.c (inline_forbidden_p_2): New function.
22557 (inline_forbidden_p): Disallow inlining if some static var
22558 has an address of a local LABEL_DECL in its initializer.
22559 * doc/extend.texi (Labels as Values): Document &&foo behaviour
22562 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
22564 PR tree-optimization/34635
22565 * tree-data-ref.c (add_other_self_distances): Make sure that the
22566 evolution step is constant.
22568 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22570 PR middle-end/34608
22571 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
22573 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
22575 * tree-sra.c (scalarize_init): Insert the generate_element_init
22576 statements after the generate_element_zero statements.
22578 2008-01-02 Richard Guenther <rguenther@suse.de>
22580 PR middle-end/34093
22581 PR middle-end/31976
22582 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
22583 for very large number of operands instead of ICEing.
22585 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
22588 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
22589 while stack probing.
22591 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
22593 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
22596 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
22598 PR libmudflap/26442
22599 * tree-mudflap.c (mx_register_decls): Guard warning by
22600 !DECL_ARTIFICIAL check.
22602 2008-01-01 Jakub Jelinek <jakub@redhat.com>
22604 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
22605 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
22606 sse5_perm<mode>): Fix constraints.